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-rw-r--r--Documentation/Changes9
-rw-r--r--Documentation/DocBook/gadget.tmpl2
-rw-r--r--Documentation/DocBook/genericirq.tmpl4
-rw-r--r--Documentation/DocBook/kernel-locking.tmpl2
-rw-r--r--Documentation/DocBook/libata.tmpl6
-rw-r--r--Documentation/DocBook/media_api.tmpl2
-rw-r--r--Documentation/DocBook/mtdnand.tmpl30
-rw-r--r--Documentation/DocBook/regulator.tmpl2
-rw-r--r--Documentation/DocBook/uio-howto.tmpl4
-rw-r--r--Documentation/DocBook/usb.tmpl2
-rw-r--r--Documentation/DocBook/writing-an-alsa-driver.tmpl2
-rw-r--r--Documentation/acpi/enumeration.txt6
-rw-r--r--Documentation/cpu-freq/intel-pstate.txt7
-rw-r--r--Documentation/devicetree/bindings/arm/exynos/power_domain.txt20
-rw-r--r--Documentation/devicetree/bindings/cpufreq/cpufreq-cpu0.txt6
-rw-r--r--Documentation/devicetree/bindings/serial/renesas,sci-serial.txt7
-rw-r--r--Documentation/input/event-codes.txt13
-rw-r--r--Documentation/kernel-parameters.txt8
-rw-r--r--Documentation/laptops/00-INDEX4
-rw-r--r--Documentation/laptops/freefall.c (renamed from Documentation/laptops/hpfall.c)59
-rw-r--r--MAINTAINERS40
-rw-r--r--Makefile103
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/boot/dts/am335x-evm.dts4
-rw-r--r--arch/arm/boot/dts/am335x-evmsk.dts4
-rw-r--r--arch/arm/boot/dts/am335x-igep0033.dtsi6
-rw-r--r--arch/arm/boot/dts/at91sam9n12.dtsi2
-rw-r--r--arch/arm/boot/dts/at91sam9x5.dtsi6
-rw-r--r--arch/arm/boot/dts/dra7-evm.dts1
-rw-r--r--arch/arm/boot/dts/dra7xx-clocks.dtsi10
-rw-r--r--arch/arm/boot/dts/exynos4.dtsi2
-rw-r--r--arch/arm/boot/dts/exynos5420.dtsi5
-rw-r--r--arch/arm/boot/dts/hi3620.dtsi2
-rw-r--r--arch/arm/boot/dts/omap3-n900.dts2
-rw-r--r--arch/arm/boot/dts/r8a7791.dtsi4
-rw-r--r--arch/arm/crypto/aesbs-glue.c10
-rw-r--r--arch/arm/kernel/kprobes-test-arm.c30
-rw-r--r--arch/arm/kernel/kprobes-test.c10
-rw-r--r--arch/arm/kernel/probes-arm.c6
-rw-r--r--arch/arm/kernel/topology.c2
-rw-r--r--arch/arm/mach-exynos/exynos.c8
-rw-r--r--arch/arm/mach-exynos/firmware.c9
-rw-r--r--arch/arm/mach-exynos/hotplug.c10
-rw-r--r--arch/arm/mach-exynos/platsmp.c34
-rw-r--r--arch/arm/mach-exynos/pm_domains.c61
-rw-r--r--arch/arm/mach-imx/clk-gate2.c31
-rw-r--r--arch/arm/mach-imx/clk-imx6q.c4
-rw-r--r--arch/arm/mach-mvebu/coherency.c6
-rw-r--r--arch/arm/mach-mvebu/headsmp-a9.S9
-rw-r--r--arch/arm/mach-mvebu/pmsu.c10
-rw-r--r--arch/arm/mach-omap2/clkt_dpll.c2
-rw-r--r--arch/arm/mach-omap2/cm-regbits-34xx.h3
-rw-r--r--arch/arm/mach-omap2/common.h3
-rw-r--r--arch/arm/mach-omap2/devices.c28
-rw-r--r--arch/arm/mach-omap2/dsp.c10
-rw-r--r--arch/arm/mach-omap2/gpmc-nand.c18
-rw-r--r--arch/arm/mach-omap2/gpmc.c2
-rw-r--r--arch/arm/mach-omap2/omap4-common.c4
-rw-r--r--arch/arm/mach-omap2/omap_hwmod_7xx_data.c18
-rw-r--r--arch/arm/mach-omap2/prm-regbits-34xx.h6
-rw-r--r--arch/arm/mm/cache-l2x0.c2
-rw-r--r--arch/arm64/Kconfig1
-rw-r--r--arch/arm64/crypto/aes-glue.c12
-rw-r--r--arch/arm64/include/asm/memory.h2
-rw-r--r--arch/arm64/kernel/efi-stub.c2
-rw-r--r--arch/arm64/mm/copypage.c2
-rw-r--r--arch/arm64/mm/init.c17
-rw-r--r--arch/blackfin/configs/BF609-EZKIT_defconfig2
-rw-r--r--arch/blackfin/kernel/vmlinux.lds.S2
-rw-r--r--arch/blackfin/mach-bf533/boards/blackstamp.c1
-rw-r--r--arch/blackfin/mach-bf537/boards/cm_bf537e.c1
-rw-r--r--arch/blackfin/mach-bf537/boards/cm_bf537u.c1
-rw-r--r--arch/blackfin/mach-bf537/boards/tcm_bf537.c1
-rw-r--r--arch/blackfin/mach-bf548/boards/ezkit.c6
-rw-r--r--arch/blackfin/mach-bf561/boards/acvilon.c1
-rw-r--r--arch/blackfin/mach-bf561/boards/cm_bf561.c1
-rw-r--r--arch/blackfin/mach-bf561/boards/ezkit.c1
-rw-r--r--arch/blackfin/mach-bf609/boards/ezkit.c20
-rw-r--r--arch/blackfin/mach-bf609/include/mach/pm.h5
-rw-r--r--arch/blackfin/mach-bf609/pm.c4
-rw-r--r--arch/blackfin/mach-common/ints-priority.c2
-rw-r--r--arch/m68k/kernel/head.S3
-rw-r--r--arch/m68k/kernel/time.c2
-rw-r--r--arch/parisc/include/uapi/asm/signal.h2
-rw-r--r--arch/parisc/kernel/hardware.c3
-rw-r--r--arch/parisc/kernel/sys_parisc32.c46
-rw-r--r--arch/parisc/kernel/syscall_table.S2
-rw-r--r--arch/parisc/mm/init.c1
-rw-r--r--arch/powerpc/Kconfig4
-rw-r--r--arch/powerpc/include/asm/cputable.h1
-rw-r--r--arch/powerpc/include/asm/mmu-hash64.h3
-rw-r--r--arch/powerpc/include/asm/mmu.h10
-rw-r--r--arch/powerpc/include/asm/perf_event_server.h3
-rw-r--r--arch/powerpc/kernel/cputable.c20
-rw-r--r--arch/powerpc/kernel/idle_power7.S2
-rw-r--r--arch/powerpc/kernel/rtas_flash.c6
-rw-r--r--arch/powerpc/kernel/smp.c2
-rw-r--r--arch/powerpc/kvm/book3s_hv_interrupts.S5
-rw-r--r--arch/powerpc/lib/mem_64.S2
-rw-r--r--arch/powerpc/lib/sstep.c10
-rw-r--r--arch/powerpc/mm/mmu_context_nohash.c12
-rw-r--r--arch/powerpc/net/bpf_jit_comp.c10
-rw-r--r--arch/powerpc/perf/core-book3s.c26
-rw-r--r--arch/powerpc/perf/power8-pmu.c2
-rw-r--r--arch/powerpc/platforms/cell/spu_syscalls.c2
-rw-r--r--arch/powerpc/platforms/cell/spufs/Makefile3
-rw-r--r--arch/powerpc/platforms/cell/spufs/syscalls.c6
-rw-r--r--arch/powerpc/platforms/powernv/opal-elog.c4
-rw-r--r--arch/powerpc/platforms/pseries/dlpar.c1
-rw-r--r--arch/powerpc/platforms/pseries/reconfig.c1
-rw-r--r--arch/s390/include/asm/switch_to.h4
-rw-r--r--arch/s390/kernel/head.S6
-rw-r--r--arch/s390/kernel/ptrace.c12
-rw-r--r--arch/s390/pci/pci.c49
-rw-r--r--arch/sh/Makefile3
-rw-r--r--arch/sparc/Kconfig1
-rw-r--r--arch/sparc/include/uapi/asm/unistd.h3
-rw-r--r--arch/sparc/kernel/sys32.S1
-rw-r--r--arch/sparc/kernel/systbls_32.S1
-rw-r--r--arch/sparc/kernel/systbls_64.S2
-rw-r--r--arch/um/kernel/tlb.c9
-rw-r--r--arch/um/kernel/trap.c2
-rw-r--r--arch/um/os-Linux/skas/process.c9
-rw-r--r--arch/x86/Kconfig1
-rw-r--r--arch/x86/boot/header.S26
-rw-r--r--arch/x86/boot/tools/build.c38
-rw-r--r--arch/x86/crypto/sha512_ssse3_glue.c2
-rw-r--r--arch/x86/kernel/apm_32.c1
-rw-r--r--arch/x86/kernel/cpu/intel.c22
-rw-r--r--arch/x86/kernel/cpu/intel_cacheinfo.c12
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce.c10
-rw-r--r--arch/x86/kernel/cpu/perf_event.c3
-rw-r--r--arch/x86/kernel/cpu/perf_event.h12
-rw-r--r--arch/x86/kernel/cpu/perf_event_intel.c78
-rw-r--r--arch/x86/kernel/cpu/perf_event_intel_ds.c6
-rw-r--r--arch/x86/kernel/cpu/perf_event_intel_uncore.c11
-rw-r--r--arch/x86/kernel/entry_32.S9
-rw-r--r--arch/x86/kernel/espfix_64.c5
-rw-r--r--arch/x86/kernel/kprobes/core.c3
-rw-r--r--arch/x86/kernel/tsc.c4
-rw-r--r--arch/x86/vdso/vdso2c.h3
-rw-r--r--arch/x86/vdso/vma.c4
-rw-r--r--arch/xtensa/kernel/vectors.S158
-rw-r--r--arch/xtensa/kernel/vmlinux.lds.S4
-rw-r--r--arch/xtensa/mm/init.c2
-rw-r--r--block/blk-cgroup.c7
-rw-r--r--block/blk-tag.c33
-rw-r--r--block/compat_ioctl.c1
-rw-r--r--drivers/acpi/ac.c130
-rw-r--r--drivers/acpi/acpi_pnp.c2
-rw-r--r--drivers/acpi/battery.c41
-rw-r--r--drivers/acpi/ec.c164
-rw-r--r--drivers/acpi/resource.c10
-rw-r--r--drivers/acpi/video.c21
-rw-r--r--drivers/acpi/video_detect.c8
-rw-r--r--drivers/ata/ahci.c1
-rw-r--r--drivers/ata/ahci.h2
-rw-r--r--drivers/ata/ahci_imx.c38
-rw-r--r--drivers/ata/ahci_platform.c2
-rw-r--r--drivers/ata/ahci_xgene.c60
-rw-r--r--drivers/ata/libahci.c7
-rw-r--r--drivers/ata/libahci_platform.c7
-rw-r--r--drivers/ata/libata-core.c12
-rw-r--r--drivers/ata/libata-eh.c9
-rw-r--r--drivers/ata/pata_ep93xx.c2
-rw-r--r--drivers/base/platform.c18
-rw-r--r--drivers/block/drbd/drbd_nl.c6
-rw-r--r--drivers/block/zram/zram_drv.c22
-rw-r--r--drivers/bluetooth/ath3k.c2
-rw-r--r--drivers/bluetooth/btusb.c1
-rw-r--r--drivers/bluetooth/hci_h5.c1
-rw-r--r--drivers/char/hw_random/core.c47
-rw-r--r--drivers/char/hw_random/virtio-rng.c10
-rw-r--r--drivers/char/i8k.c4
-rw-r--r--drivers/char/random.c17
-rw-r--r--drivers/clk/clk-s2mps11.c7
-rw-r--r--drivers/clk/qcom/mmcc-msm8960.c2
-rw-r--r--drivers/clk/samsung/clk-exynos4.c16
-rw-r--r--drivers/clk/samsung/clk-exynos5250.c2
-rw-r--r--drivers/clk/samsung/clk-exynos5420.c91
-rw-r--r--drivers/clk/samsung/clk-s3c2410.c9
-rw-r--r--drivers/clk/samsung/clk-s3c64xx.c6
-rw-r--r--drivers/clk/spear/spear3xx_clock.c16
-rw-r--r--drivers/clk/sunxi/clk-sun6i-apb0-gates.c2
-rw-r--r--drivers/clk/ti/apll.c8
-rw-r--r--drivers/clk/ti/dpll.c5
-rw-r--r--drivers/clk/ti/mux.c2
-rw-r--r--drivers/clocksource/exynos_mct.c20
-rw-r--r--drivers/cpufreq/Kconfig.arm3
-rw-r--r--drivers/cpufreq/Makefile2
-rw-r--r--drivers/cpufreq/cpufreq-cpu0.c7
-rw-r--r--drivers/cpufreq/cpufreq.c6
-rw-r--r--drivers/cpufreq/intel_pstate.c35
-rw-r--r--drivers/cpufreq/sa1110-cpufreq.c2
-rw-r--r--drivers/crypto/caam/jr.c8
-rw-r--r--drivers/dma/cppi41.c13
-rw-r--r--drivers/dma/imx-sdma.c22
-rw-r--r--drivers/firewire/Kconfig1
-rw-r--r--drivers/firewire/ohci.c4
-rw-r--r--drivers/firmware/efi/efi.c22
-rw-r--r--drivers/firmware/efi/fdt.c10
-rw-r--r--drivers/gpio/gpio-mcp23s08.c6
-rw-r--r--drivers/gpio/gpio-rcar.c1
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c5
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h1
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c25
-rw-r--r--drivers/gpu/drm/i915/i915_gem_render_state.c4
-rw-r--r--drivers/gpu/drm/i915/i915_gem_stolen.c44
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c11
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h3
-rw-r--r--drivers/gpu/drm/i915/intel_display.c18
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c46
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h2
-rw-r--r--drivers/gpu/drm/i915/intel_dsi.c29
-rw-r--r--drivers/gpu/drm/i915/intel_dsi_cmd.c6
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c7
-rw-r--r--drivers/gpu/drm/i915/intel_opregion.c9
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c16
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/nv50.c6
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c6
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/outpdp.c8
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c1
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/fb/ramfuc.h4
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c1
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/therm/temp.c6
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_drm.c17
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.c13
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.h1
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c3
-rw-r--r--drivers/gpu/drm/qxl/qxl_irq.c3
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c8
-rw-r--r--drivers/gpu/drm/radeon/atombios_dp.c2
-rw-r--r--drivers/gpu/drm/radeon/atombios_encoders.c10
-rw-r--r--drivers/gpu/drm/radeon/ci_dpm.c2
-rw-r--r--drivers/gpu/drm/radeon/cik.c8
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c20
-rw-r--r--drivers/gpu/drm/radeon/evergreen_reg.h1
-rw-r--r--drivers/gpu/drm/radeon/r600.c1
-rw-r--r--drivers/gpu/drm/radeon/radeon.h18
-rw-r--r--drivers/gpu/drm/radeon/radeon_cs.c20
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c22
-rw-r--r--drivers/gpu/drm/radeon/radeon_display.c198
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.c4
-rw-r--r--drivers/gpu/drm/radeon/radeon_kms.c26
-rw-r--r--drivers/gpu/drm/radeon/radeon_vm.c87
-rw-r--r--drivers/gpu/drm/radeon/rv515.c5
-rw-r--r--drivers/gpu/drm/radeon/rv770_dpm.c6
-rw-r--r--drivers/gpu/drm/radeon/si.c7
-rw-r--r--drivers/gpu/drm/radeon/trinity_dpm.c15
-rw-r--r--drivers/hid/Kconfig2
-rw-r--r--drivers/hid/hid-ids.h3
-rw-r--r--drivers/hid/hid-rmi.c2
-rw-r--r--drivers/hid/hid-sensor-hub.c25
-rw-r--r--drivers/hid/usbhid/hid-quirks.c3
-rw-r--r--drivers/hv/connection.c8
-rw-r--r--drivers/hv/hv_fcopy.c2
-rw-r--r--drivers/hv/hv_kvp.c17
-rw-r--r--drivers/hv/hv_util.c2
-rw-r--r--drivers/hwmon/adc128d818.c28
-rw-r--r--drivers/hwmon/adm1021.c14
-rw-r--r--drivers/hwmon/adm1029.c3
-rw-r--r--drivers/hwmon/adm1031.c8
-rw-r--r--drivers/hwmon/adt7470.c6
-rw-r--r--drivers/hwmon/amc6821.c2
-rw-r--r--drivers/hwmon/da9052-hwmon.c2
-rw-r--r--drivers/hwmon/da9055-hwmon.c2
-rw-r--r--drivers/hwmon/emc2103.c15
-rw-r--r--drivers/hwmon/ntc_thermistor.c2
-rw-r--r--drivers/hwmon/smsc47m192.c4
-rw-r--r--drivers/i2c/busses/i2c-sun6i-p2wi.c1
-rw-r--r--drivers/i2c/muxes/Kconfig1
-rw-r--r--drivers/ide/Kconfig5
-rw-r--r--drivers/ide/ide-probe.c8
-rw-r--r--drivers/iio/accel/hid-sensor-accel-3d.c7
-rw-r--r--drivers/iio/accel/mma8452.c8
-rw-r--r--drivers/iio/adc/ti_am335x_adc.c2
-rw-r--r--drivers/iio/gyro/hid-sensor-gyro-3d.c7
-rw-r--r--drivers/iio/industrialio-event.c3
-rw-r--r--drivers/iio/light/hid-sensor-als.c7
-rw-r--r--drivers/iio/light/hid-sensor-prox.c7
-rw-r--r--drivers/iio/light/tcs3472.c11
-rw-r--r--drivers/iio/magnetometer/hid-sensor-magn-3d.c7
-rw-r--r--drivers/iio/pressure/hid-sensor-press.c7
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c14
-rw-r--r--drivers/infiniband/hw/cxgb4/device.c18
-rw-r--r--drivers/infiniband/hw/cxgb4/iw_cxgb4.h2
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c2
-rw-r--r--drivers/input/input.c6
-rw-r--r--drivers/input/keyboard/st-keyscan.c2
-rw-r--r--drivers/input/misc/sirfsoc-onkey.c2
-rw-r--r--drivers/input/mouse/synaptics.c5
-rw-r--r--drivers/input/serio/i8042-x86ia64io.h7
-rw-r--r--drivers/input/tablet/wacom_wac.c28
-rw-r--r--drivers/input/touchscreen/ti_am335x_tsc.c5
-rw-r--r--drivers/iommu/fsl_pamu.c8
-rw-r--r--drivers/iommu/fsl_pamu_domain.c18
-rw-r--r--drivers/irqchip/irq-gic.c7
-rw-r--r--drivers/isdn/gigaset/bas-gigaset.c1
-rw-r--r--drivers/isdn/hisax/l3ni1.c14
-rw-r--r--drivers/isdn/i4l/isdn_ppp.c28
-rw-r--r--drivers/md/dm-cache-metadata.c9
-rw-r--r--drivers/md/dm-crypt.c4
-rw-r--r--drivers/md/dm-io.c22
-rw-r--r--drivers/md/dm-mpath.c5
-rw-r--r--drivers/md/dm-thin-metadata.c9
-rw-r--r--drivers/md/dm-zero.c4
-rw-r--r--drivers/md/dm.c15
-rw-r--r--drivers/media/dvb-frontends/si2168.c16
-rw-r--r--drivers/media/dvb-frontends/si2168_priv.h2
-rw-r--r--drivers/media/dvb-frontends/tda10071.c12
-rw-r--r--drivers/media/dvb-frontends/tda10071_priv.h1
-rw-r--r--drivers/media/pci/saa7134/saa7134-empress.c2
-rw-r--r--drivers/media/platform/davinci/vpif_capture.c1
-rw-r--r--drivers/media/platform/davinci/vpif_display.c1
-rw-r--r--drivers/media/tuners/si2157.c2
-rw-r--r--drivers/media/usb/dvb-usb-v2/af9035.c40
-rw-r--r--drivers/media/usb/gspca/pac7302.c1
-rw-r--r--drivers/media/usb/hdpvr/hdpvr-video.c6
-rw-r--r--drivers/media/v4l2-core/v4l2-dv-timings.c4
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0001.c43
-rw-r--r--drivers/mtd/devices/elm.c2
-rw-r--r--drivers/mtd/nand/nand_base.c6
-rw-r--r--drivers/mtd/ubi/fastmap.c4
-rw-r--r--drivers/net/bonding/bond_main.c2
-rw-r--r--drivers/net/can/c_can/c_can_platform.c3
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-main.c3
-rw-r--r--drivers/net/ethernet/broadcom/bcmsysport.c43
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x.h1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c12
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c2
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.c21
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.h2
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c2
-rw-r--r--drivers/net/ethernet/freescale/ucc_geth.c4
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_82575.c7
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_defines.h18
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_hw.h3
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_i210.c66
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_i210.h12
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_regs.h1
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c16
-rw-r--r--drivers/net/ethernet/marvell/mvneta.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/cq.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_cq.c8
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_ethtool.c7
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_netdev.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_rx.c17
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_tx.c34
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/eq.c69
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4_en.h4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/mr.c19
-rw-r--r--drivers/net/ethernet/realtek/r8169.c27
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c5
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/enh_desc.c2
-rw-r--r--drivers/net/ethernet/sun/sunvnet.c42
-rw-r--r--drivers/net/fddi/defxx.c17
-rw-r--r--drivers/net/hyperv/netvsc.c4
-rw-r--r--drivers/net/phy/dp83640.c6
-rw-r--r--drivers/net/phy/mdio_bus.c45
-rw-r--r--drivers/net/phy/phy_device.c15
-rw-r--r--drivers/net/ppp/ppp_generic.c30
-rw-r--r--drivers/net/ppp/pppoe.c2
-rw-r--r--drivers/net/usb/cdc_ether.c16
-rw-r--r--drivers/net/usb/hso.c50
-rw-r--r--drivers/net/usb/huawei_cdc_ncm.c3
-rw-r--r--drivers/net/usb/qmi_wwan.c3
-rw-r--r--drivers/net/usb/r8152.c14
-rw-r--r--drivers/net/usb/smsc95xx.c14
-rw-r--r--drivers/net/vxlan.c2
-rw-r--r--drivers/net/wan/farsync.c112
-rw-r--r--drivers/net/wan/x25_asy.c6
-rw-r--r--drivers/net/wireless/ath/ath10k/core.c6
-rw-r--r--drivers/net/wireless/ath/ath10k/htt_rx.c18
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c9
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/usb.c5
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/rxon.c12
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-fw.h1
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c20
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c12
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/scan.c65
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/drv.c3
-rw-r--r--drivers/net/wireless/mwifiex/11n_aggr.c1
-rw-r--r--drivers/net/wireless/mwifiex/cfg80211.c1
-rw-r--r--drivers/net/wireless/mwifiex/cmdevt.c1
-rw-r--r--drivers/net/wireless/mwifiex/main.c1
-rw-r--r--drivers/net/wireless/mwifiex/sta_tx.c1
-rw-r--r--drivers/net/wireless/mwifiex/tdls.c2
-rw-r--r--drivers/net/wireless/mwifiex/txrx.c1
-rw-r--r--drivers/net/wireless/mwifiex/uap_txrx.c1
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c28
-rw-r--r--drivers/net/xen-netback/netback.c86
-rw-r--r--drivers/net/xen-netfront.c27
-rw-r--r--drivers/of/of_mdio.c34
-rw-r--r--drivers/parport/Kconfig12
-rw-r--r--drivers/pci/pci.c9
-rw-r--r--drivers/phy/Kconfig2
-rw-r--r--drivers/phy/phy-core.c7
-rw-r--r--drivers/phy/phy-omap-usb2.c11
-rw-r--r--drivers/phy/phy-samsung-usb2.c1
-rw-r--r--drivers/pinctrl/berlin/berlin.c2
-rw-r--r--drivers/pinctrl/pinctrl-st.c2
-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sunxi.c4
-rw-r--r--drivers/s390/char/raw3270.c1
-rw-r--r--drivers/s390/crypto/ap_bus.c9
-rw-r--r--drivers/staging/media/omap4iss/Kconfig2
-rw-r--r--drivers/thermal/imx_thermal.c18
-rw-r--r--drivers/thermal/of-thermal.c7
-rw-r--r--drivers/thermal/thermal_hwmon.c33
-rw-r--r--drivers/thermal/ti-soc-thermal/ti-bandgap.c2
-rw-r--r--drivers/tty/serial/arc_uart.c2
-rw-r--r--drivers/tty/serial/imx.c3
-rw-r--r--drivers/tty/serial/ip22zilog.c2
-rw-r--r--drivers/tty/serial/m32r_sio.c8
-rw-r--r--drivers/tty/serial/pmac_zilog.c3
-rw-r--r--drivers/tty/serial/sunsab.c3
-rw-r--r--drivers/tty/serial/sunzilog.c2
-rw-r--r--drivers/usb/chipidea/udc.c4
-rw-r--r--drivers/usb/core/hub.c19
-rw-r--r--drivers/usb/serial/cp210x.c1
-rw-r--r--drivers/usb/serial/ftdi_sio.c5
-rw-r--r--drivers/usb/serial/ftdi_sio_ids.h9
-rw-r--r--drivers/usb/serial/option.c2
-rw-r--r--drivers/xen/balloon.c12
-rw-r--r--drivers/xen/manage.c5
-rw-r--r--firmware/Makefile6
-rw-r--r--fs/afs/main.c4
-rw-r--r--fs/aio.c7
-rw-r--r--fs/btrfs/ordered-data.c11
-rw-r--r--fs/btrfs/volumes.c8
-rw-r--r--fs/coredump.c2
-rw-r--r--fs/direct-io.c14
-rw-r--r--fs/ext4/extents_status.c4
-rw-r--r--fs/ext4/ialloc.c16
-rw-r--r--fs/ext4/mballoc.c4
-rw-r--r--fs/ext4/super.c60
-rw-r--r--fs/f2fs/data.c23
-rw-r--r--fs/f2fs/dir.c2
-rw-r--r--fs/f2fs/f2fs.h6
-rw-r--r--fs/f2fs/file.c12
-rw-r--r--fs/f2fs/inode.c1
-rw-r--r--fs/f2fs/namei.c13
-rw-r--r--fs/f2fs/node.c2
-rw-r--r--fs/f2fs/segment.c5
-rw-r--r--fs/f2fs/super.c4
-rw-r--r--fs/fuse/dev.c51
-rw-r--r--fs/fuse/dir.c41
-rw-r--r--fs/fuse/file.c8
-rw-r--r--fs/fuse/inode.c27
-rw-r--r--fs/gfs2/file.c4
-rw-r--r--fs/gfs2/glock.c14
-rw-r--r--fs/gfs2/glops.c4
-rw-r--r--fs/gfs2/lock_dlm.c4
-rw-r--r--fs/gfs2/rgrp.c4
-rw-r--r--fs/jbd2/transaction.c5
-rw-r--r--fs/kernfs/mount.c30
-rw-r--r--fs/namei.c3
-rw-r--r--fs/nfs/direct.c2
-rw-r--r--fs/nfs/internal.h1
-rw-r--r--fs/nfs/nfs3acl.c43
-rw-r--r--fs/nfs/nfs3proc.c4
-rw-r--r--fs/nfs/pagelist.c20
-rw-r--r--fs/nfs/write.c335
-rw-r--r--fs/nfsd/nfs4xdr.c6
-rw-r--r--fs/quota/dquot.c2
-rw-r--r--fs/xattr.c2
-rw-r--r--fs/xfs/xfs_bmap.c7
-rw-r--r--fs/xfs/xfs_bmap.h4
-rw-r--r--fs/xfs/xfs_bmap_util.c53
-rw-r--r--fs/xfs/xfs_bmap_util.h4
-rw-r--r--fs/xfs/xfs_btree.c82
-rw-r--r--fs/xfs/xfs_iomap.c3
-rw-r--r--fs/xfs/xfs_sb.c25
-rw-r--r--include/acpi/video.h2
-rw-r--r--include/asm-generic/vmlinux.lds.h2
-rw-r--r--include/dt-bindings/clock/exynos5420.h3
-rw-r--r--include/dt-bindings/pinctrl/dra.h7
-rw-r--r--include/linux/cpufreq.h4
-rw-r--r--include/linux/kernfs.h1
-rw-r--r--include/linux/libata.h1
-rw-r--r--include/linux/mlx4/device.h4
-rw-r--r--include/linux/mutex.h4
-rw-r--r--include/linux/of_mdio.h8
-rw-r--r--include/linux/osq_lock.h27
-rw-r--r--include/linux/pagemap.h12
-rw-r--r--include/linux/percpu-defs.h4
-rw-r--r--include/linux/rcupdate.h46
-rw-r--r--include/linux/rwsem-spinlock.h8
-rw-r--r--include/linux/rwsem.h34
-rw-r--r--include/linux/sched.h8
-rw-r--r--include/net/ip.h11
-rw-r--r--include/net/neighbour.h1
-rw-r--r--include/net/netfilter/nf_tables.h6
-rw-r--r--include/net/netns/ieee802154_6lowpan.h2
-rw-r--r--include/net/netns/nftables.h2
-rw-r--r--include/net/sock.h12
-rw-r--r--include/uapi/linux/fuse.h3
-rw-r--r--kernel/Kconfig.locks9
-rw-r--r--kernel/cgroup.c58
-rw-r--r--kernel/cpuset.c20
-rw-r--r--kernel/events/core.c34
-rw-r--r--kernel/kprobes.c14
-rw-r--r--kernel/locking/mcs_spinlock.c64
-rw-r--r--kernel/locking/mcs_spinlock.h9
-rw-r--r--kernel/locking/mutex.c2
-rw-r--r--kernel/locking/rwsem-spinlock.c28
-rw-r--r--kernel/locking/rwsem-xadd.c16
-rw-r--r--kernel/locking/rwsem.c2
-rw-r--r--kernel/power/process.c1
-rw-r--r--kernel/power/suspend.c4
-rw-r--r--kernel/rcu/tree.c140
-rw-r--r--kernel/rcu/tree.h6
-rw-r--r--kernel/rcu/tree_plugin.h2
-rw-r--r--kernel/rcu/update.c22
-rw-r--r--kernel/sched/core.c7
-rw-r--r--kernel/sched/debug.c2
-rw-r--r--kernel/time/alarmtimer.c20
-rw-r--r--kernel/trace/ftrace.c4
-rw-r--r--kernel/trace/ring_buffer.c4
-rw-r--r--kernel/trace/trace.c20
-rw-r--r--kernel/trace/trace_clock.c9
-rw-r--r--kernel/trace/trace_events.c1
-rw-r--r--kernel/workqueue.c3
-rw-r--r--lib/cpumask.c2
-rw-r--r--mm/hugetlb.c1
-rw-r--r--mm/memory-failure.c4
-rw-r--r--mm/memory.c3
-rw-r--r--mm/mempolicy.c2
-rw-r--r--mm/migrate.c5
-rw-r--r--mm/page_alloc.c15
-rw-r--r--mm/rmap.c10
-rw-r--r--mm/shmem.c102
-rw-r--r--mm/slab_common.c2
-rw-r--r--mm/truncate.c11
-rw-r--r--net/8021q/vlan_dev.c13
-rw-r--r--net/appletalk/ddp.c3
-rw-r--r--net/batman-adv/bridge_loop_avoidance.c44
-rw-r--r--net/batman-adv/soft-interface.c60
-rw-r--r--net/batman-adv/translation-table.c26
-rw-r--r--net/batman-adv/types.h2
-rw-r--r--net/bluetooth/hci_conn.c12
-rw-r--r--net/bluetooth/smp.c60
-rw-r--r--net/compat.c9
-rw-r--r--net/core/dev.c32
-rw-r--r--net/core/iovec.c6
-rw-r--r--net/core/neighbour.c11
-rw-r--r--net/dns_resolver/dns_query.c2
-rw-r--r--net/ipv4/af_inet.c3
-rw-r--r--net/ipv4/gre_demux.c1
-rw-r--r--net/ipv4/gre_offload.c3
-rw-r--r--net/ipv4/icmp.c2
-rw-r--r--net/ipv4/igmp.c10
-rw-r--r--net/ipv4/ip_options.c4
-rw-r--r--net/ipv4/ip_tunnel.c12
-rw-r--r--net/ipv4/route.c47
-rw-r--r--net/ipv4/tcp.c3
-rw-r--r--net/ipv4/tcp_input.c8
-rw-r--r--net/ipv4/tcp_offload.c2
-rw-r--r--net/ipv4/tcp_output.c6
-rw-r--r--net/ipv4/udp.c5
-rw-r--r--net/ipv6/ip6_output.c2
-rw-r--r--net/ipv6/mcast.c13
-rw-r--r--net/ipv6/tcpv6_offload.c2
-rw-r--r--net/ipv6/udp.c6
-rw-r--r--net/l2tp/l2tp_ppp.c4
-rw-r--r--net/mac80211/cfg.c5
-rw-r--r--net/mac80211/tx.c20
-rw-r--r--net/mac80211/util.c5
-rw-r--r--net/netfilter/ipvs/ip_vs_conn.c1
-rw-r--r--net/netfilter/nf_tables_api.c140
-rw-r--r--net/netfilter/nf_tables_core.c10
-rw-r--r--net/netlink/af_netlink.c4
-rw-r--r--net/openvswitch/actions.c2
-rw-r--r--net/openvswitch/datapath.c27
-rw-r--r--net/openvswitch/flow.c4
-rw-r--r--net/openvswitch/flow.h5
-rw-r--r--net/openvswitch/flow_table.c16
-rw-r--r--net/openvswitch/flow_table.h3
-rw-r--r--net/openvswitch/vport-gre.c17
-rw-r--r--net/sched/cls_u32.c19
-rw-r--r--net/sctp/associola.c1
-rw-r--r--net/sctp/ulpevent.c122
-rw-r--r--net/tipc/bcast.c1
-rw-r--r--net/tipc/msg.c11
-rw-r--r--net/wireless/core.h2
-rw-r--r--net/wireless/nl80211.c11
-rw-r--r--net/wireless/reg.c22
-rw-r--r--net/wireless/trace.h3
-rw-r--r--net/xfrm/xfrm_policy.c2
-rw-r--r--net/xfrm/xfrm_user.c7
-rwxr-xr-xscripts/kernel-doc15
-rw-r--r--sound/firewire/bebob/bebob_maudio.c53
-rw-r--r--sound/pci/hda/hda_controller.c3
-rw-r--r--sound/pci/hda/hda_intel.c12
-rw-r--r--sound/pci/hda/hda_priv.h1
-rw-r--r--sound/pci/hda/hda_tegra.c2
-rw-r--r--sound/pci/hda/patch_hdmi.c2
-rw-r--r--sound/soc/fsl/imx-pcm-dma.c1
-rw-r--r--tools/lib/lockdep/include/liblockdep/mutex.h4
-rw-r--r--tools/lib/lockdep/include/liblockdep/rwlock.h8
-rw-r--r--tools/lib/lockdep/preload.c20
-rw-r--r--tools/perf/ui/browsers/hists.c21
-rw-r--r--tools/perf/util/machine.c54
-rw-r--r--tools/thermal/tmon/Makefile2
-rw-r--r--tools/thermal/tmon/tmon.c26
605 files changed, 5341 insertions, 2850 deletions
diff --git a/Documentation/Changes b/Documentation/Changes
index 2254db0f00a..227bec88021 100644
--- a/Documentation/Changes
+++ b/Documentation/Changes
@@ -280,12 +280,9 @@ that is possible.
mcelog
------
-In Linux 2.6.31+ the i386 kernel needs to run the mcelog utility
-as a regular cronjob similar to the x86-64 kernel to process and log
-machine check events when CONFIG_X86_NEW_MCE is enabled. Machine check
-events are errors reported by the CPU. Processing them is strongly encouraged.
-All x86-64 kernels since 2.6.4 require the mcelog utility to
-process machine checks.
+On x86 kernels the mcelog utility is needed to process and log machine check
+events when CONFIG_X86_MCE is enabled. Machine check events are errors reported
+by the CPU. Processing them is strongly encouraged.
Getting updated software
========================
diff --git a/Documentation/DocBook/gadget.tmpl b/Documentation/DocBook/gadget.tmpl
index 4017f147ba2..2c425d70f7e 100644
--- a/Documentation/DocBook/gadget.tmpl
+++ b/Documentation/DocBook/gadget.tmpl
@@ -708,7 +708,7 @@ hardware level details could be very different.
<para>Systems need specialized hardware support to implement OTG,
notably including a special <emphasis>Mini-AB</emphasis> jack
-and associated transciever to support <emphasis>Dual-Role</emphasis>
+and associated transceiver to support <emphasis>Dual-Role</emphasis>
operation:
they can act either as a host, using the standard
Linux-USB host side driver stack,
diff --git a/Documentation/DocBook/genericirq.tmpl b/Documentation/DocBook/genericirq.tmpl
index 46347f60335..59fb5c07754 100644
--- a/Documentation/DocBook/genericirq.tmpl
+++ b/Documentation/DocBook/genericirq.tmpl
@@ -182,7 +182,7 @@
<para>
Each interrupt is described by an interrupt descriptor structure
irq_desc. The interrupt is referenced by an 'unsigned int' numeric
- value which selects the corresponding interrupt decription structure
+ value which selects the corresponding interrupt description structure
in the descriptor structures array.
The descriptor structure contains status information and pointers
to the interrupt flow method and the interrupt chip structure
@@ -470,7 +470,7 @@ if (desc->irq_data.chip->irq_eoi)
<para>
To avoid copies of identical implementations of IRQ chips the
core provides a configurable generic interrupt chip
- implementation. Developers should check carefuly whether the
+ implementation. Developers should check carefully whether the
generic chip fits their needs before implementing the same
functionality slightly differently themselves.
</para>
diff --git a/Documentation/DocBook/kernel-locking.tmpl b/Documentation/DocBook/kernel-locking.tmpl
index 19f2a5a5a5b..e584ee12a1e 100644
--- a/Documentation/DocBook/kernel-locking.tmpl
+++ b/Documentation/DocBook/kernel-locking.tmpl
@@ -1760,7 +1760,7 @@ as it would be on UP.
</para>
<para>
-There is a furthur optimization possible here: remember our original
+There is a further optimization possible here: remember our original
cache code, where there were no reference counts and the caller simply
held the lock whenever using the object? This is still possible: if
you hold the lock, no one can delete the object, so you don't need to
diff --git a/Documentation/DocBook/libata.tmpl b/Documentation/DocBook/libata.tmpl
index deb71baed32..d7fcdc5a437 100644
--- a/Documentation/DocBook/libata.tmpl
+++ b/Documentation/DocBook/libata.tmpl
@@ -677,7 +677,7 @@ and other resources, etc.
<listitem>
<para>
- ATA_QCFLAG_ACTIVE is clared from qc->flags.
+ ATA_QCFLAG_ACTIVE is cleared from qc->flags.
</para>
</listitem>
@@ -708,7 +708,7 @@ and other resources, etc.
<listitem>
<para>
- qc->waiting is claread &amp; completed (in that order).
+ qc->waiting is cleared &amp; completed (in that order).
</para>
</listitem>
@@ -1163,7 +1163,7 @@ and other resources, etc.
<para>
Once sense data is acquired, this type of errors can be
- handled similary to other SCSI errors. Note that sense data
+ handled similarly to other SCSI errors. Note that sense data
may indicate ATA bus error (e.g. Sense Key 04h HARDWARE ERROR
&amp;&amp; ASC/ASCQ 47h/00h SCSI PARITY ERROR). In such
cases, the error should be considered as an ATA bus error and
diff --git a/Documentation/DocBook/media_api.tmpl b/Documentation/DocBook/media_api.tmpl
index 4decb46bfa7..03f9a1f8d41 100644
--- a/Documentation/DocBook/media_api.tmpl
+++ b/Documentation/DocBook/media_api.tmpl
@@ -68,7 +68,7 @@
several digital tv standards. While it is called as DVB API,
in fact it covers several different video standards including
DVB-T, DVB-S, DVB-C and ATSC. The API is currently being updated
- to documment support also for DVB-S2, ISDB-T and ISDB-S.</para>
+ to document support also for DVB-S2, ISDB-T and ISDB-S.</para>
<para>The third part covers the Remote Controller API.</para>
<para>The fourth part covers the Media Controller API.</para>
<para>For additional information and for the latest development code,
diff --git a/Documentation/DocBook/mtdnand.tmpl b/Documentation/DocBook/mtdnand.tmpl
index cd11926e07c..7da8f0402af 100644
--- a/Documentation/DocBook/mtdnand.tmpl
+++ b/Documentation/DocBook/mtdnand.tmpl
@@ -91,7 +91,7 @@
<listitem><para>
[MTD Interface]</para><para>
These functions provide the interface to the MTD kernel API.
- They are not replacable and provide functionality
+ They are not replaceable and provide functionality
which is complete hardware independent.
</para></listitem>
<listitem><para>
@@ -100,14 +100,14 @@
</para></listitem>
<listitem><para>
[GENERIC]</para><para>
- Generic functions are not replacable and provide functionality
+ Generic functions are not replaceable and provide functionality
which is complete hardware independent.
</para></listitem>
<listitem><para>
[DEFAULT]</para><para>
Default functions provide hardware related functionality which is suitable
for most of the implementations. These functions can be replaced by the
- board driver if neccecary. Those functions are called via pointers in the
+ board driver if necessary. Those functions are called via pointers in the
NAND chip description structure. The board driver can set the functions which
should be replaced by board dependent functions before calling nand_scan().
If the function pointer is NULL on entry to nand_scan() then the pointer
@@ -264,7 +264,7 @@ static void board_hwcontrol(struct mtd_info *mtd, int cmd)
is set up nand_scan() is called. This function tries to
detect and identify then chip. If a chip is found all the
internal data fields are initialized accordingly.
- The structure(s) have to be zeroed out first and then filled with the neccecary
+ The structure(s) have to be zeroed out first and then filled with the necessary
information about the device.
</para>
<programlisting>
@@ -327,7 +327,7 @@ module_init(board_init);
<sect1 id="Exit_function">
<title>Exit function</title>
<para>
- The exit function is only neccecary if the driver is
+ The exit function is only necessary if the driver is
compiled as a module. It releases all resources which
are held by the chip driver and unregisters the partitions
in the MTD layer.
@@ -494,7 +494,7 @@ static void board_select_chip (struct mtd_info *mtd, int chip)
in this case. See rts_from4.c and diskonchip.c for
implementation reference. In those cases we must also
use bad block tables on FLASH, because the ECC layout is
- interferring with the bad block marker positions.
+ interfering with the bad block marker positions.
See bad block table support for details.
</para>
</sect2>
@@ -542,7 +542,7 @@ static void board_select_chip (struct mtd_info *mtd, int chip)
<para>
nand_scan() calls the function nand_default_bbt().
nand_default_bbt() selects appropriate default
- bad block table desriptors depending on the chip information
+ bad block table descriptors depending on the chip information
which was retrieved by nand_scan().
</para>
<para>
@@ -554,7 +554,7 @@ static void board_select_chip (struct mtd_info *mtd, int chip)
<sect2 id="Flash_based_tables">
<title>Flash based tables</title>
<para>
- It may be desired or neccecary to keep a bad block table in FLASH.
+ It may be desired or necessary to keep a bad block table in FLASH.
For AG-AND chips this is mandatory, as they have no factory marked
bad blocks. They have factory marked good blocks. The marker pattern
is erased when the block is erased to be reused. So in case of
@@ -565,10 +565,10 @@ static void board_select_chip (struct mtd_info *mtd, int chip)
of the blocks.
</para>
<para>
- The blocks in which the tables are stored are procteted against
+ The blocks in which the tables are stored are protected against
accidental access by marking them bad in the memory bad block
table. The bad block table management functions are allowed
- to circumvernt this protection.
+ to circumvent this protection.
</para>
<para>
The simplest way to activate the FLASH based bad block table support
@@ -592,7 +592,7 @@ static void board_select_chip (struct mtd_info *mtd, int chip)
User defined tables are created by filling out a
nand_bbt_descr structure and storing the pointer in the
nand_chip structure member bbt_td before calling nand_scan().
- If a mirror table is neccecary a second structure must be
+ If a mirror table is necessary a second structure must be
created and a pointer to this structure must be stored
in bbt_md inside the nand_chip structure. If the bbt_md
member is set to NULL then only the main table is used
@@ -666,7 +666,7 @@ static void board_select_chip (struct mtd_info *mtd, int chip)
<para>
For automatic placement some blocks must be reserved for
bad block table storage. The number of reserved blocks is defined
- in the maxblocks member of the babd block table description structure.
+ in the maxblocks member of the bad block table description structure.
Reserving 4 blocks for mirrored tables should be a reasonable number.
This also limits the number of blocks which are scanned for the bad
block table ident pattern.
@@ -1068,11 +1068,11 @@ in this page</entry>
<chapter id="filesystems">
<title>Filesystem support</title>
<para>
- The NAND driver provides all neccecary functions for a
+ The NAND driver provides all necessary functions for a
filesystem via the MTD interface.
</para>
<para>
- Filesystems must be aware of the NAND pecularities and
+ Filesystems must be aware of the NAND peculiarities and
restrictions. One major restrictions of NAND Flash is, that you cannot
write as often as you want to a page. The consecutive writes to a page,
before erasing it again, are restricted to 1-3 writes, depending on the
@@ -1222,7 +1222,7 @@ in this page</entry>
#define NAND_BBT_VERSION 0x00000100
/* Create a bbt if none axists */
#define NAND_BBT_CREATE 0x00000200
-/* Write bbt if neccecary */
+/* Write bbt if necessary */
#define NAND_BBT_WRITE 0x00001000
/* Read and write back block contents when writing bbt */
#define NAND_BBT_SAVECONTENT 0x00002000
diff --git a/Documentation/DocBook/regulator.tmpl b/Documentation/DocBook/regulator.tmpl
index 346e552fa2c..3b08a085d2c 100644
--- a/Documentation/DocBook/regulator.tmpl
+++ b/Documentation/DocBook/regulator.tmpl
@@ -155,7 +155,7 @@
release regulators. Functions are
provided to <link linkend='API-regulator-enable'>enable</link>
and <link linkend='API-regulator-disable'>disable</link> the
- reguator and to get and set the runtime parameters of the
+ regulator and to get and set the runtime parameters of the
regulator.
</para>
<para>
diff --git a/Documentation/DocBook/uio-howto.tmpl b/Documentation/DocBook/uio-howto.tmpl
index 95618159e29..bbe9c1fd5ce 100644
--- a/Documentation/DocBook/uio-howto.tmpl
+++ b/Documentation/DocBook/uio-howto.tmpl
@@ -766,10 +766,10 @@ framework to set up sysfs files for this region. Simply leave it alone.
<para>
The dynamic memory regions will be allocated when the UIO device file,
<varname>/dev/uioX</varname> is opened.
- Simiar to static memory resources, the memory region information for
+ Similar to static memory resources, the memory region information for
dynamic regions is then visible via sysfs at
<varname>/sys/class/uio/uioX/maps/mapY/*</varname>.
- The dynmaic memory regions will be freed when the UIO device file is
+ The dynamic memory regions will be freed when the UIO device file is
closed. When no processes are holding the device file open, the address
returned to userspace is ~0.
</para>
diff --git a/Documentation/DocBook/usb.tmpl b/Documentation/DocBook/usb.tmpl
index 8d57c1888dc..85fc0e28576 100644
--- a/Documentation/DocBook/usb.tmpl
+++ b/Documentation/DocBook/usb.tmpl
@@ -153,7 +153,7 @@
<listitem><para>The Linux USB API supports synchronous calls for
control and bulk messages.
- It also supports asynchnous calls for all kinds of data transfer,
+ It also supports asynchronous calls for all kinds of data transfer,
using request structures called "URBs" (USB Request Blocks).
</para></listitem>
diff --git a/Documentation/DocBook/writing-an-alsa-driver.tmpl b/Documentation/DocBook/writing-an-alsa-driver.tmpl
index d0056a4e9c5..6f639d9530b 100644
--- a/Documentation/DocBook/writing-an-alsa-driver.tmpl
+++ b/Documentation/DocBook/writing-an-alsa-driver.tmpl
@@ -5696,7 +5696,7 @@ struct _snd_pcm_runtime {
suspending the PCM operations via
<function>snd_pcm_suspend_all()</function> or
<function>snd_pcm_suspend()</function>. It means that the PCM
- streams are already stoppped when the register snapshot is
+ streams are already stopped when the register snapshot is
taken. But, remember that you don't have to restart the PCM
stream in the resume callback. It'll be restarted via
trigger call with <constant>SNDRV_PCM_TRIGGER_RESUME</constant>
diff --git a/Documentation/acpi/enumeration.txt b/Documentation/acpi/enumeration.txt
index fd786ea13a1..e182be5e3c8 100644
--- a/Documentation/acpi/enumeration.txt
+++ b/Documentation/acpi/enumeration.txt
@@ -60,12 +60,6 @@ If the driver needs to perform more complex initialization like getting and
configuring GPIOs it can get its ACPI handle and extract this information
from ACPI tables.
-Currently the kernel is not able to automatically determine from which ACPI
-device it should make the corresponding platform device so we need to add
-the ACPI device explicitly to acpi_platform_device_ids list defined in
-drivers/acpi/acpi_platform.c. This limitation is only for the platform
-devices, SPI and I2C devices are created automatically as described below.
-
DMA support
~~~~~~~~~~~
DMA controllers enumerated via ACPI should be registered in the system to
diff --git a/Documentation/cpu-freq/intel-pstate.txt b/Documentation/cpu-freq/intel-pstate.txt
index e742d21dbd9..a69ffe1d54d 100644
--- a/Documentation/cpu-freq/intel-pstate.txt
+++ b/Documentation/cpu-freq/intel-pstate.txt
@@ -15,10 +15,13 @@ New sysfs files for controlling P state selection have been added to
/sys/devices/system/cpu/intel_pstate/
max_perf_pct: limits the maximum P state that will be requested by
- the driver stated as a percentage of the available performance.
+ the driver stated as a percentage of the available performance. The
+ available (P states) performance may be reduced by the no_turbo
+ setting described below.
min_perf_pct: limits the minimum P state that will be requested by
- the driver stated as a percentage of the available performance.
+ the driver stated as a percentage of the max (non-turbo)
+ performance level.
no_turbo: limits the driver to selecting P states below the turbo
frequency range.
diff --git a/Documentation/devicetree/bindings/arm/exynos/power_domain.txt b/Documentation/devicetree/bindings/arm/exynos/power_domain.txt
index 5216b419016..8b4f7b7fe88 100644
--- a/Documentation/devicetree/bindings/arm/exynos/power_domain.txt
+++ b/Documentation/devicetree/bindings/arm/exynos/power_domain.txt
@@ -9,6 +9,18 @@ Required Properties:
- reg: physical base address of the controller and length of memory mapped
region.
+Optional Properties:
+- clocks: List of clock handles. The parent clocks of the input clocks to the
+ devices in this power domain are set to oscclk before power gating
+ and restored back after powering on a domain. This is required for
+ all domains which are powered on and off and not required for unused
+ domains.
+- clock-names: The following clocks can be specified:
+ - oscclk: Oscillator clock.
+ - pclkN, clkN: Pairs of parent of input clock and input clock to the
+ devices in this power domain. Maximum of 4 pairs (N = 0 to 3)
+ are supported currently.
+
Node of a device using power domains must have a samsung,power-domain property
defined with a phandle to respective power domain.
@@ -19,6 +31,14 @@ Example:
reg = <0x10023C00 0x10>;
};
+ mfc_pd: power-domain@10044060 {
+ compatible = "samsung,exynos4210-pd";
+ reg = <0x10044060 0x20>;
+ clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MOUT_SW_ACLK333>,
+ <&clock CLK_MOUT_USER_ACLK333>;
+ clock-names = "oscclk", "pclk0", "clk0";
+ };
+
Example of the node using power domain:
node {
diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-cpu0.txt b/Documentation/devicetree/bindings/cpufreq/cpufreq-cpu0.txt
index f055515d2b6..366690cb86a 100644
--- a/Documentation/devicetree/bindings/cpufreq/cpufreq-cpu0.txt
+++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-cpu0.txt
@@ -8,10 +8,12 @@ Both required and optional properties listed below must be defined
under node /cpus/cpu@0.
Required properties:
-- operating-points: Refer to Documentation/devicetree/bindings/power/opp.txt
- for details
+- None
Optional properties:
+- operating-points: Refer to Documentation/devicetree/bindings/power/opp.txt for
+ details. OPPs *must* be supplied either via DT, i.e. this property, or
+ populated at runtime.
- clock-latency: Specify the possible maximum transition latency for clock,
in unit of nanoseconds.
- voltage-tolerance: Specify the CPU voltage tolerance in percentage.
diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
index 64fd7dec1bb..b3556609a06 100644
--- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
+++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
@@ -4,6 +4,13 @@ Required properties:
- compatible: Must contain one of the following:
+ - "renesas,scifa-sh73a0" for SH73A0 (SH-Mobile AG5) SCIFA compatible UART.
+ - "renesas,scifb-sh73a0" for SH73A0 (SH-Mobile AG5) SCIFB compatible UART.
+ - "renesas,scifa-r8a73a4" for R8A73A4 (R-Mobile APE6) SCIFA compatible UART.
+ - "renesas,scifb-r8a73a4" for R8A73A4 (R-Mobile APE6) SCIFB compatible UART.
+ - "renesas,scifa-r8a7740" for R8A7740 (R-Mobile A1) SCIFA compatible UART.
+ - "renesas,scifb-r8a7740" for R8A7740 (R-Mobile A1) SCIFB compatible UART.
+ - "renesas,scif-r8a7778" for R8A7778 (R-Car M1) SCIF compatible UART.
- "renesas,scif-r8a7779" for R8A7779 (R-Car H1) SCIF compatible UART.
- "renesas,scif-r8a7790" for R8A7790 (R-Car H2) SCIF compatible UART.
- "renesas,scifa-r8a7790" for R8A7790 (R-Car H2) SCIFA compatible UART.
diff --git a/Documentation/input/event-codes.txt b/Documentation/input/event-codes.txt
index f1ea2c69648..c587a966413 100644
--- a/Documentation/input/event-codes.txt
+++ b/Documentation/input/event-codes.txt
@@ -281,6 +281,19 @@ gestures can normally be extracted from it.
If INPUT_PROP_SEMI_MT is not set, the device is assumed to be a true MT
device.
+INPUT_PROP_TOPBUTTONPAD:
+-----------------------
+Some laptops, most notably the Lenovo *40 series provide a trackstick
+device but do not have physical buttons associated with the trackstick
+device. Instead, the top area of the touchpad is marked to show
+visual/haptic areas for left, middle, right buttons intended to be used
+with the trackstick.
+
+If INPUT_PROP_TOPBUTTONPAD is set, userspace should emulate buttons
+accordingly. This property does not affect kernel behavior.
+The kernel does not provide button emulation for such devices but treats
+them as any other INPUT_PROP_BUTTONPAD device.
+
Guidelines:
==========
The guidelines below ensure proper single-touch and multi-finger functionality.
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index c1b9aa8c5a5..b7fa2f59945 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2790,6 +2790,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
leaf rcu_node structure. Useful for very large
systems.
+ rcutree.jiffies_till_sched_qs= [KNL]
+ Set required age in jiffies for a
+ given grace period before RCU starts
+ soliciting quiescent-state help from
+ rcu_note_context_switch().
+
rcutree.jiffies_till_first_fqs= [KNL]
Set delay from grace-period initialization to
first attempt to force quiescent states.
@@ -3526,7 +3532,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
the allocated input device; If set to 0, video driver
will only send out the event without touching backlight
brightness level.
- default: 0
+ default: 1
virtio_mmio.device=
[VMMIO] Memory mapped virtio (platform) device.
diff --git a/Documentation/laptops/00-INDEX b/Documentation/laptops/00-INDEX
index d13b9a9a9e0..d399ae1fc72 100644
--- a/Documentation/laptops/00-INDEX
+++ b/Documentation/laptops/00-INDEX
@@ -8,8 +8,8 @@ disk-shock-protection.txt
- information on hard disk shock protection.
dslm.c
- Simple Disk Sleep Monitor program
-hpfall.c
- - (HP) laptop accelerometer program for disk protection.
+freefall.c
+ - (HP/DELL) laptop accelerometer program for disk protection.
laptop-mode.txt
- how to conserve battery power using laptop-mode.
sony-laptop.txt
diff --git a/Documentation/laptops/hpfall.c b/Documentation/laptops/freefall.c
index b85dbbac049..aab2ff09e86 100644
--- a/Documentation/laptops/hpfall.c
+++ b/Documentation/laptops/freefall.c
@@ -1,7 +1,9 @@
-/* Disk protection for HP machines.
+/* Disk protection for HP/DELL machines.
*
* Copyright 2008 Eric Piel
* Copyright 2009 Pavel Machek <pavel@ucw.cz>
+ * Copyright 2012 Sonal Santan
+ * Copyright 2014 Pali Rohár <pali.rohar@gmail.com>
*
* GPLv2.
*/
@@ -18,24 +20,31 @@
#include <signal.h>
#include <sys/mman.h>
#include <sched.h>
+#include <syslog.h>
-char unload_heads_path[64];
+static int noled;
+static char unload_heads_path[64];
+static char device_path[32];
+static const char app_name[] = "FREE FALL";
-int set_unload_heads_path(char *device)
+static int set_unload_heads_path(char *device)
{
char devname[64];
if (strlen(device) <= 5 || strncmp(device, "/dev/", 5) != 0)
return -EINVAL;
- strncpy(devname, device + 5, sizeof(devname));
+ strncpy(devname, device + 5, sizeof(devname) - 1);
+ strncpy(device_path, device, sizeof(device_path) - 1);
snprintf(unload_heads_path, sizeof(unload_heads_path) - 1,
"/sys/block/%s/device/unload_heads", devname);
return 0;
}
-int valid_disk(void)
+
+static int valid_disk(void)
{
int fd = open(unload_heads_path, O_RDONLY);
+
if (fd < 0) {
perror(unload_heads_path);
return 0;
@@ -45,43 +54,54 @@ int valid_disk(void)
return 1;
}
-void write_int(char *path, int i)
+static void write_int(char *path, int i)
{
char buf[1024];
int fd = open(path, O_RDWR);
+
if (fd < 0) {
perror("open");
exit(1);
}
+
sprintf(buf, "%d", i);
+
if (write(fd, buf, strlen(buf)) != strlen(buf)) {
perror("write");
exit(1);
}
+
close(fd);
}
-void set_led(int on)
+static void set_led(int on)
{
+ if (noled)
+ return;
write_int("/sys/class/leds/hp::hddprotect/brightness", on);
}
-void protect(int seconds)
+static void protect(int seconds)
{
+ const char *str = (seconds == 0) ? "Unparked" : "Parked";
+
write_int(unload_heads_path, seconds*1000);
+ syslog(LOG_INFO, "%s %s disk head\n", str, device_path);
}
-int on_ac(void)
+static int on_ac(void)
{
-// /sys/class/power_supply/AC0/online
+ /* /sys/class/power_supply/AC0/online */
+ return 1;
}
-int lid_open(void)
+static int lid_open(void)
{
-// /proc/acpi/button/lid/LID/state
+ /* /proc/acpi/button/lid/LID/state */
+ return 1;
}
-void ignore_me(void)
+static void ignore_me(int signum)
{
protect(0);
set_led(0);
@@ -90,6 +110,7 @@ void ignore_me(void)
int main(int argc, char **argv)
{
int fd, ret;
+ struct stat st;
struct sched_param param;
if (argc == 1)
@@ -111,7 +132,16 @@ int main(int argc, char **argv)
return EXIT_FAILURE;
}
- daemon(0, 0);
+ if (stat("/sys/class/leds/hp::hddprotect/brightness", &st))
+ noled = 1;
+
+ if (daemon(0, 0) != 0) {
+ perror("daemon");
+ return EXIT_FAILURE;
+ }
+
+ openlog(app_name, LOG_CONS | LOG_PID | LOG_NDELAY, LOG_LOCAL1);
+
param.sched_priority = sched_get_priority_max(SCHED_FIFO);
sched_setscheduler(0, SCHED_FIFO, &param);
mlockall(MCL_CURRENT|MCL_FUTURE);
@@ -141,6 +171,7 @@ int main(int argc, char **argv)
alarm(20);
}
+ closelog();
close(fd);
return EXIT_SUCCESS;
}
diff --git a/MAINTAINERS b/MAINTAINERS
index 6813d0aa5ec..86efa7e213c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -156,7 +156,6 @@ F: drivers/net/hamradio/6pack.c
8169 10/100/1000 GIGABIT ETHERNET DRIVER
M: Realtek linux nic maintainers <nic_swsd@realtek.com>
-M: Francois Romieu <romieu@fr.zoreil.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/realtek/r8169.c
@@ -1314,6 +1313,20 @@ W: http://oss.renesas.com
Q: http://patchwork.kernel.org/project/linux-sh/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas.git next
S: Supported
+F: arch/arm/boot/dts/emev2*
+F: arch/arm/boot/dts/r7s*
+F: arch/arm/boot/dts/r8a*
+F: arch/arm/boot/dts/sh*
+F: arch/arm/configs/ape6evm_defconfig
+F: arch/arm/configs/armadillo800eva_defconfig
+F: arch/arm/configs/bockw_defconfig
+F: arch/arm/configs/genmai_defconfig
+F: arch/arm/configs/koelsch_defconfig
+F: arch/arm/configs/kzm9g_defconfig
+F: arch/arm/configs/lager_defconfig
+F: arch/arm/configs/mackerel_defconfig
+F: arch/arm/configs/marzen_defconfig
+F: arch/arm/configs/shmobile_defconfig
F: arch/arm/mach-shmobile/
F: drivers/sh/
@@ -4497,8 +4510,7 @@ S: Supported
F: drivers/idle/i7300_idle.c
IEEE 802.15.4 SUBSYSTEM
-M: Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
-M: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
+M: Alexander Aring <alex.aring@gmail.com>
L: linux-zigbee-devel@lists.sourceforge.net (moderated for non-subscribers)
W: http://apps.sourceforge.net/trac/linux-zigbee
T: git git://git.kernel.org/pub/scm/linux/kernel/git/lowpan/lowpan.git
@@ -6787,7 +6799,7 @@ F: arch/x86/kernel/quirks.c
PCI DRIVER FOR IMX6
M: Richard Zhu <r65037@freescale.com>
-M: Shawn Guo <shawn.guo@linaro.org>
+M: Shawn Guo <shawn.guo@freescale.com>
L: linux-pci@vger.kernel.org
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
@@ -6944,6 +6956,12 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: drivers/pinctrl/pinctrl-at91.c
+PIN CONTROLLER - RENESAS
+M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+L: linux-sh@vger.kernel.org
+S: Maintained
+F: drivers/pinctrl/sh-pfc/
+
PIN CONTROLLER - SAMSUNG
M: Tomasz Figa <t.figa@samsung.com>
M: Thomas Abraham <thomas.abraham@linaro.org>
@@ -8007,6 +8025,16 @@ F: drivers/ata/
F: include/linux/ata.h
F: include/linux/libata.h
+SERIAL ATA AHCI PLATFORM devices support
+M: Hans de Goede <hdegoede@redhat.com>
+M: Tejun Heo <tj@kernel.org>
+L: linux-ide@vger.kernel.org
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata.git
+S: Supported
+F: drivers/ata/ahci_platform.c
+F: drivers/ata/libahci_platform.c
+F: include/linux/ahci_platform.h
+
SERVER ENGINES 10Gbps iSCSI - BladeEngine 2 DRIVER
M: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
L: linux-scsi@vger.kernel.org
@@ -8984,7 +9012,7 @@ F: drivers/media/radio/radio-raremono.c
THERMAL
M: Zhang Rui <rui.zhang@intel.com>
-M: Eduardo Valentin <eduardo.valentin@ti.com>
+M: Eduardo Valentin <edubezval@gmail.com>
L: linux-pm@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal.git
@@ -9011,7 +9039,7 @@ S: Maintained
F: drivers/platform/x86/thinkpad_acpi.c
TI BANDGAP AND THERMAL DRIVER
-M: Eduardo Valentin <eduardo.valentin@ti.com>
+M: Eduardo Valentin <edubezval@gmail.com>
L: linux-pm@vger.kernel.org
S: Supported
F: drivers/thermal/ti-soc-thermal/
diff --git a/Makefile b/Makefile
index 4d75b4bceed..f6a7794e4db 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 16
SUBLEVEL = 0
-EXTRAVERSION = -rc4
+EXTRAVERSION = -rc7
NAME = Shuffling Zombie Juror
# *DOCUMENTATION*
@@ -41,6 +41,29 @@ unexport GREP_OPTIONS
# descending is started. They are now explicitly listed as the
# prepare rule.
+# Beautify output
+# ---------------------------------------------------------------------------
+#
+# Normally, we echo the whole command before executing it. By making
+# that echo $($(quiet)$(cmd)), we now have the possibility to set
+# $(quiet) to choose other forms of output instead, e.g.
+#
+# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@
+# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $<
+#
+# If $(quiet) is empty, the whole command will be printed.
+# If it is set to "quiet_", only the short version will be printed.
+# If it is set to "silent_", nothing will be printed at all, since
+# the variable $(silent_cmd_cc_o_c) doesn't exist.
+#
+# A simple variant is to prefix commands with $(Q) - that's useful
+# for commands that shall be hidden in non-verbose mode.
+#
+# $(Q)ln $@ :<
+#
+# If KBUILD_VERBOSE equals 0 then the above command will be hidden.
+# If KBUILD_VERBOSE equals 1 then the above command is displayed.
+#
# To put more focus on warnings, be less verbose as default
# Use 'make V=1' to see the full commands
@@ -51,6 +74,29 @@ ifndef KBUILD_VERBOSE
KBUILD_VERBOSE = 0
endif
+ifeq ($(KBUILD_VERBOSE),1)
+ quiet =
+ Q =
+else
+ quiet=quiet_
+ Q = @
+endif
+
+# If the user is running make -s (silent mode), suppress echoing of
+# commands
+
+ifneq ($(filter 4.%,$(MAKE_VERSION)),) # make-4
+ifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),)
+ quiet=silent_
+endif
+else # make-3.8x
+ifneq ($(filter s% -s%,$(MAKEFLAGS)),)
+ quiet=silent_
+endif
+endif
+
+export quiet Q KBUILD_VERBOSE
+
# Call a source code checker (by default, "sparse") as part of the
# C compilation.
#
@@ -128,8 +174,11 @@ $(filter-out _all sub-make $(CURDIR)/Makefile, $(MAKECMDGOALS)) _all: sub-make
# Fake the "Entering directory" message once, so that IDEs/editors are
# able to understand relative filenames.
+ echodir := @echo
+ quiet_echodir := @echo
+silent_echodir := @:
sub-make: FORCE
- @echo "make[1]: Entering directory \`$(KBUILD_OUTPUT)'"
+ $($(quiet)echodir) "make[1]: Entering directory \`$(KBUILD_OUTPUT)'"
$(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \
KBUILD_SRC=$(CURDIR) \
KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile \
@@ -292,52 +341,6 @@ endif
export KBUILD_MODULES KBUILD_BUILTIN
export KBUILD_CHECKSRC KBUILD_SRC KBUILD_EXTMOD
-# Beautify output
-# ---------------------------------------------------------------------------
-#
-# Normally, we echo the whole command before executing it. By making
-# that echo $($(quiet)$(cmd)), we now have the possibility to set
-# $(quiet) to choose other forms of output instead, e.g.
-#
-# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@
-# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $<
-#
-# If $(quiet) is empty, the whole command will be printed.
-# If it is set to "quiet_", only the short version will be printed.
-# If it is set to "silent_", nothing will be printed at all, since
-# the variable $(silent_cmd_cc_o_c) doesn't exist.
-#
-# A simple variant is to prefix commands with $(Q) - that's useful
-# for commands that shall be hidden in non-verbose mode.
-#
-# $(Q)ln $@ :<
-#
-# If KBUILD_VERBOSE equals 0 then the above command will be hidden.
-# If KBUILD_VERBOSE equals 1 then the above command is displayed.
-
-ifeq ($(KBUILD_VERBOSE),1)
- quiet =
- Q =
-else
- quiet=quiet_
- Q = @
-endif
-
-# If the user is running make -s (silent mode), suppress echoing of
-# commands
-
-ifneq ($(filter 4.%,$(MAKE_VERSION)),) # make-4
-ifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),)
- quiet=silent_
-endif
-else # make-3.8x
-ifneq ($(filter s% -s%,$(MAKEFLAGS)),)
- quiet=silent_
-endif
-endif
-
-export quiet Q KBUILD_VERBOSE
-
ifneq ($(CC),)
ifeq ($(shell $(CC) -v 2>&1 | grep -c "clang version"), 1)
COMPILER := clang
@@ -685,6 +688,8 @@ KBUILD_CFLAGS += -fomit-frame-pointer
endif
endif
+KBUILD_CFLAGS += $(call cc-option, -fno-var-tracking-assignments)
+
ifdef CONFIG_DEBUG_INFO
KBUILD_CFLAGS += -g
KBUILD_AFLAGS += -Wa,-gdwarf-2
@@ -1173,7 +1178,7 @@ distclean: mrproper
# Packaging of the kernel to various formats
# ---------------------------------------------------------------------------
# rpm target kept for backward compatibility
-package-dir := $(srctree)/scripts/package
+package-dir := scripts/package
%src-pkg: FORCE
$(Q)$(MAKE) $(build)=$(package-dir) $@
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 245058b3b0e..88acf8bc149 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -6,6 +6,7 @@ config ARM
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_HAVE_CUSTOM_GPIO_H
select ARCH_MIGHT_HAVE_PC_PARPORT
+ select ARCH_SUPPORTS_ATOMIC_RMW
select ARCH_USE_BUILTIN_BSWAP
select ARCH_USE_CMPXCHG_LOCKREF
select ARCH_WANT_IPC_PARSE_VERSION
diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index ecb267767cf..e2156a583de 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -529,8 +529,8 @@
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 0 1 2
>;
- tx-num-evt = <1>;
- rx-num-evt = <1>;
+ tx-num-evt = <32>;
+ rx-num-evt = <32>;
};
&tps {
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index ab9a34ce524..80a3b215e7d 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -560,8 +560,8 @@
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 0 1 2
>;
- tx-num-evt = <1>;
- rx-num-evt = <1>;
+ tx-num-evt = <32>;
+ rx-num-evt = <32>;
};
&tscadc {
diff --git a/arch/arm/boot/dts/am335x-igep0033.dtsi b/arch/arm/boot/dts/am335x-igep0033.dtsi
index 8a0a72dc7dd..a1a0cc5eb35 100644
--- a/arch/arm/boot/dts/am335x-igep0033.dtsi
+++ b/arch/arm/boot/dts/am335x-igep0033.dtsi
@@ -105,10 +105,16 @@
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <0>;
+ phy-mode = "rmii";
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
+ phy-mode = "rmii";
+};
+
+&phy_sel {
+ rmii-clock-ext;
};
&elm {
diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index 287795985e3..b84bac5bada 100644
--- a/arch/arm/boot/dts/at91sam9n12.dtsi
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -925,7 +925,7 @@
compatible = "atmel,at91rm9200-ohci", "usb-ohci";
reg = <0x00500000 0x00100000>;
interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>;
- clocks = <&usb>, <&uhphs_clk>, <&udphs_clk>,
+ clocks = <&usb>, <&uhphs_clk>, <&uhphs_clk>,
<&uhpck>;
clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck";
status = "disabled";
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index d6133f49720..2c0d6ea3ab4 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -1045,6 +1045,8 @@
reg = <0x00500000 0x80000
0xf803c000 0x400>;
interrupts = <23 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&usb>, <&udphs_clk>;
+ clock-names = "hclk", "pclk";
status = "disabled";
ep0 {
@@ -1122,6 +1124,7 @@
compatible = "atmel,at91sam9rl-pwm";
reg = <0xf8034000 0x300>;
interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>;
+ clocks = <&pwm_clk>;
#pwm-cells = <3>;
status = "disabled";
};
@@ -1153,8 +1156,7 @@
compatible = "atmel,at91rm9200-ohci", "usb-ohci";
reg = <0x00600000 0x100000>;
interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>;
- clocks = <&usb>, <&uhphs_clk>, <&udphs_clk>,
- <&uhpck>;
+ clocks = <&usb>, <&uhphs_clk>, <&uhphs_clk>, <&uhpck>;
clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck";
status = "disabled";
};
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 4adc28039c3..83089540e32 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -240,6 +240,7 @@
regulator-name = "ldo3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on;
regulator-boot-on;
};
diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi
index c90c76de84d..dc7a292fe93 100644
--- a/arch/arm/boot/dts/dra7xx-clocks.dtsi
+++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi
@@ -673,10 +673,12 @@
l3_iclk_div: l3_iclk_div {
#clock-cells = <0>;
- compatible = "fixed-factor-clock";
+ compatible = "ti,divider-clock";
+ ti,max-div = <2>;
+ ti,bit-shift = <4>;
+ reg = <0x0100>;
clocks = <&dpll_core_h12x2_ck>;
- clock-mult = <1>;
- clock-div = <1>;
+ ti,index-power-of-two;
};
l4_root_clk_div: l4_root_clk_div {
@@ -684,7 +686,7 @@
compatible = "fixed-factor-clock";
clocks = <&l3_iclk_div>;
clock-mult = <1>;
- clock-div = <1>;
+ clock-div = <2>;
};
video1_clk2_div: video1_clk2_div {
diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index fbaf426d2da..17b22e9cc2a 100644
--- a/arch/arm/boot/dts/exynos4.dtsi
+++ b/arch/arm/boot/dts/exynos4.dtsi
@@ -554,7 +554,7 @@
interrupts = <0 37 0>, <0 38 0>, <0 39 0>, <0 40 0>, <0 41 0>;
clocks = <&clock CLK_PWM>;
clock-names = "timers";
- #pwm-cells = <2>;
+ #pwm-cells = <3>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index e38532271ef..15957227ffd 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -167,7 +167,7 @@
compatible = "samsung,exynos5420-audss-clock";
reg = <0x03810000 0x0C>;
#clock-cells = <1>;
- clocks = <&clock CLK_FIN_PLL>, <&clock CLK_FOUT_EPLL>,
+ clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MAU_EPLL>,
<&clock CLK_SCLK_MAUDIO0>, <&clock CLK_SCLK_MAUPCM0>;
clock-names = "pll_ref", "pll_in", "sclk_audio", "sclk_pcm_in";
};
@@ -260,6 +260,9 @@
mfc_pd: power-domain@10044060 {
compatible = "samsung,exynos4210-pd";
reg = <0x10044060 0x20>;
+ clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MOUT_SW_ACLK333>,
+ <&clock CLK_MOUT_USER_ACLK333>;
+ clock-names = "oscclk", "pclk0", "clk0";
};
disp_pd: power-domain@100440C0 {
diff --git a/arch/arm/boot/dts/hi3620.dtsi b/arch/arm/boot/dts/hi3620.dtsi
index ab1116d086b..83a5b8685bd 100644
--- a/arch/arm/boot/dts/hi3620.dtsi
+++ b/arch/arm/boot/dts/hi3620.dtsi
@@ -73,7 +73,7 @@
L2: l2-cache {
compatible = "arm,pl310-cache";
- reg = <0xfc10000 0x100000>;
+ reg = <0x100000 0x100000>;
interrupts = <0 15 4>;
cache-unified;
cache-level = <2>;
diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index 1fe45d1f75e..b15f1a77d68 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -353,7 +353,7 @@
};
twl_power: power {
- compatible = "ti,twl4030-power-n900", "ti,twl4030-power-idle-osc-off";
+ compatible = "ti,twl4030-power-n900";
ti,use_poweroff;
};
};
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 8d7ffaeff6e..79f68acfd5d 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -540,9 +540,9 @@
#clock-cells = <0>;
clock-output-names = "sd1";
};
- sd2_clk: sd3_clk@e615007c {
+ sd2_clk: sd3_clk@e615026c {
compatible = "renesas,r8a7791-div6-clock", "renesas,cpg-div6-clock";
- reg = <0 0xe615007c 0 4>;
+ reg = <0 0xe615026c 0 4>;
clocks = <&pll1_div2_clk>;
#clock-cells = <0>;
clock-output-names = "sd2";
diff --git a/arch/arm/crypto/aesbs-glue.c b/arch/arm/crypto/aesbs-glue.c
index 4522366da75..15468fbbdea 100644
--- a/arch/arm/crypto/aesbs-glue.c
+++ b/arch/arm/crypto/aesbs-glue.c
@@ -137,7 +137,7 @@ static int aesbs_cbc_encrypt(struct blkcipher_desc *desc,
dst += AES_BLOCK_SIZE;
} while (--blocks);
}
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
return err;
}
@@ -158,7 +158,7 @@ static int aesbs_cbc_decrypt(struct blkcipher_desc *desc,
bsaes_cbc_encrypt(walk.src.virt.addr, walk.dst.virt.addr,
walk.nbytes, &ctx->dec, walk.iv);
kernel_neon_end();
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
while (walk.nbytes) {
u32 blocks = walk.nbytes / AES_BLOCK_SIZE;
@@ -182,7 +182,7 @@ static int aesbs_cbc_decrypt(struct blkcipher_desc *desc,
dst += AES_BLOCK_SIZE;
src += AES_BLOCK_SIZE;
} while (--blocks);
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
return err;
}
@@ -268,7 +268,7 @@ static int aesbs_xts_encrypt(struct blkcipher_desc *desc,
bsaes_xts_encrypt(walk.src.virt.addr, walk.dst.virt.addr,
walk.nbytes, &ctx->enc, walk.iv);
kernel_neon_end();
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
return err;
}
@@ -292,7 +292,7 @@ static int aesbs_xts_decrypt(struct blkcipher_desc *desc,
bsaes_xts_decrypt(walk.src.virt.addr, walk.dst.virt.addr,
walk.nbytes, &ctx->dec, walk.iv);
kernel_neon_end();
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
return err;
}
diff --git a/arch/arm/kernel/kprobes-test-arm.c b/arch/arm/kernel/kprobes-test-arm.c
index 9db4b659d03..cb1424240ff 100644
--- a/arch/arm/kernel/kprobes-test-arm.c
+++ b/arch/arm/kernel/kprobes-test-arm.c
@@ -74,8 +74,6 @@ void kprobe_arm_test_cases(void)
TEST_RRR( op "lt" s " r11, r",11,VAL1,", r",14,N(val),", asr r",7, 6,"")\
TEST_RR( op "gt" s " r12, r13" ", r",14,val, ", ror r",14,7,"")\
TEST_RR( op "le" s " r14, r",0, val, ", r13" ", lsl r",14,8,"")\
- TEST_RR( op s " r12, pc" ", r",14,val, ", ror r",14,7,"")\
- TEST_RR( op s " r14, r",0, val, ", pc" ", lsl r",14,8,"")\
TEST_R( op "eq" s " r0, r",11,VAL1,", #0xf5") \
TEST_R( op "ne" s " r11, r",0, VAL1,", #0xf5000000") \
TEST_R( op s " r7, r",8, VAL2,", #0x000af000") \
@@ -103,8 +101,6 @@ void kprobe_arm_test_cases(void)
TEST_RRR( op "ge r",11,VAL1,", r",14,N(val),", asr r",7, 6,"") \
TEST_RR( op "le r13" ", r",14,val, ", ror r",14,7,"") \
TEST_RR( op "gt r",0, val, ", r13" ", lsl r",14,8,"") \
- TEST_RR( op " pc" ", r",14,val, ", ror r",14,7,"") \
- TEST_RR( op " r",0, val, ", pc" ", lsl r",14,8,"") \
TEST_R( op "eq r",11,VAL1,", #0xf5") \
TEST_R( op "ne r",0, VAL1,", #0xf5000000") \
TEST_R( op " r",8, VAL2,", #0x000af000")
@@ -125,7 +121,6 @@ void kprobe_arm_test_cases(void)
TEST_RR( op "ge" s " r11, r",11,N(val),", asr r",7, 6,"") \
TEST_RR( op "lt" s " r12, r",11,val, ", ror r",14,7,"") \
TEST_R( op "gt" s " r14, r13" ", lsl r",14,8,"") \
- TEST_R( op "le" s " r14, pc" ", lsl r",14,8,"") \
TEST( op "eq" s " r0, #0xf5") \
TEST( op "ne" s " r11, #0xf5000000") \
TEST( op s " r7, #0x000af000") \
@@ -159,12 +154,19 @@ void kprobe_arm_test_cases(void)
TEST_SUPPORTED("cmp pc, #0x1000");
TEST_SUPPORTED("cmp sp, #0x1000");
- /* Data-processing with PC as shift*/
+ /* Data-processing with PC and a shift count in a register */
TEST_UNSUPPORTED(__inst_arm(0xe15c0f1e) " @ cmp r12, r14, asl pc")
TEST_UNSUPPORTED(__inst_arm(0xe1a0cf1e) " @ mov r12, r14, asl pc")
TEST_UNSUPPORTED(__inst_arm(0xe08caf1e) " @ add r10, r12, r14, asl pc")
-
- /* Data-processing with PC as shift*/
+ TEST_UNSUPPORTED(__inst_arm(0xe151021f) " @ cmp r1, pc, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe17f0211) " @ cmn pc, r1, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe1a0121f) " @ mov r1, pc, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe1a0f211) " @ mov pc, r1, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe042131f) " @ sub r1, r2, pc, lsl r3")
+ TEST_UNSUPPORTED(__inst_arm(0xe1cf1312) " @ bic r1, pc, r2, lsl r3")
+ TEST_UNSUPPORTED(__inst_arm(0xe081f312) " @ add pc, r1, r2, lsl r3")
+
+ /* Data-processing with PC as a target and status registers updated */
TEST_UNSUPPORTED("movs pc, r1")
TEST_UNSUPPORTED("movs pc, r1, lsl r2")
TEST_UNSUPPORTED("movs pc, #0x10000")
@@ -187,14 +189,14 @@ void kprobe_arm_test_cases(void)
TEST_BF_R ("add pc, pc, r",14,2f-1f-8,"")
TEST_BF_R ("add pc, r",14,2f-1f-8,", pc")
TEST_BF_R ("mov pc, r",0,2f,"")
- TEST_BF_RR("mov pc, r",0,2f,", asl r",1,0,"")
+ TEST_BF_R ("add pc, pc, r",14,(2f-1f-8)*2,", asr #1")
TEST_BB( "sub pc, pc, #1b-2b+8")
#if __LINUX_ARM_ARCH__ == 6 && !defined(CONFIG_CPU_V7)
TEST_BB( "sub pc, pc, #1b-2b+8-2") /* UNPREDICTABLE before and after ARMv6 */
#endif
TEST_BB_R( "sub pc, pc, r",14, 1f-2f+8,"")
TEST_BB_R( "rsb pc, r",14,1f-2f+8,", pc")
- TEST_RR( "add pc, pc, r",10,-2,", asl r",11,1,"")
+ TEST_R( "add pc, pc, r",10,-2,", asl #1")
#ifdef CONFIG_THUMB2_KERNEL
TEST_ARM_TO_THUMB_INTERWORK_R("add pc, pc, r",0,3f-1f-8+1,"")
TEST_ARM_TO_THUMB_INTERWORK_R("sub pc, r",0,3f+8+1,", #8")
@@ -216,6 +218,7 @@ void kprobe_arm_test_cases(void)
TEST_BB_R("bx r",7,2f,"")
TEST_BF_R("bxeq r",14,2f,"")
+#if __LINUX_ARM_ARCH__ >= 5
TEST_R("clz r0, r",0, 0x0,"")
TEST_R("clzeq r7, r",14,0x1,"")
TEST_R("clz lr, r",7, 0xffffffff,"")
@@ -337,6 +340,7 @@ void kprobe_arm_test_cases(void)
TEST_UNSUPPORTED(__inst_arm(0xe16f02e1) " @ smultt pc, r1, r2")
TEST_UNSUPPORTED(__inst_arm(0xe16002ef) " @ smultt r0, pc, r2")
TEST_UNSUPPORTED(__inst_arm(0xe1600fe1) " @ smultt r0, r1, pc")
+#endif
TEST_GROUP("Multiply and multiply-accumulate")
@@ -559,6 +563,7 @@ void kprobe_arm_test_cases(void)
TEST_UNSUPPORTED("ldrsht r1, [r2], #48")
#endif
+#if __LINUX_ARM_ARCH__ >= 5
TEST_RPR( "strd r",0, VAL1,", [r",1, 48,", -r",2,24,"]")
TEST_RPR( "strccd r",8, VAL2,", [r",13,0, ", r",12,48,"]")
TEST_RPR( "strd r",4, VAL1,", [r",2, 24,", r",3, 48,"]!")
@@ -595,6 +600,7 @@ void kprobe_arm_test_cases(void)
TEST_UNSUPPORTED(__inst_arm(0xe1efc3d0) " @ ldrd r12, [pc, #48]!")
TEST_UNSUPPORTED(__inst_arm(0xe0c9f3d0) " @ ldrd pc, [r9], #48")
TEST_UNSUPPORTED(__inst_arm(0xe0c9e3d0) " @ ldrd lr, [r9], #48")
+#endif
TEST_GROUP("Miscellaneous")
@@ -1227,7 +1233,9 @@ void kprobe_arm_test_cases(void)
TEST_COPROCESSOR( "mrc"two" 0, 0, r0, cr0, cr0, 0")
COPROCESSOR_INSTRUCTIONS_ST_LD("",e)
+#if __LINUX_ARM_ARCH__ >= 5
COPROCESSOR_INSTRUCTIONS_MC_MR("",e)
+#endif
TEST_UNSUPPORTED("svc 0")
TEST_UNSUPPORTED("svc 0xffffff")
@@ -1287,7 +1295,9 @@ void kprobe_arm_test_cases(void)
TEST( "blx __dummy_thumb_subroutine_odd")
#endif /* __LINUX_ARM_ARCH__ >= 6 */
+#if __LINUX_ARM_ARCH__ >= 5
COPROCESSOR_INSTRUCTIONS_ST_LD("2",f)
+#endif
#if __LINUX_ARM_ARCH__ >= 6
COPROCESSOR_INSTRUCTIONS_MC_MR("2",f)
#endif
diff --git a/arch/arm/kernel/kprobes-test.c b/arch/arm/kernel/kprobes-test.c
index 379639998d5..08d731294bc 100644
--- a/arch/arm/kernel/kprobes-test.c
+++ b/arch/arm/kernel/kprobes-test.c
@@ -225,6 +225,7 @@ static int pre_handler_called;
static int post_handler_called;
static int jprobe_func_called;
static int kretprobe_handler_called;
+static int tests_failed;
#define FUNC_ARG1 0x12345678
#define FUNC_ARG2 0xabcdef
@@ -461,6 +462,13 @@ static int run_api_tests(long (*func)(long, long))
pr_info(" jprobe\n");
ret = test_jprobe(func);
+#if defined(CONFIG_THUMB2_KERNEL) && !defined(MODULE)
+ if (ret == -EINVAL) {
+ pr_err("FAIL: Known longtime bug with jprobe on Thumb kernels\n");
+ tests_failed = ret;
+ ret = 0;
+ }
+#endif
if (ret < 0)
return ret;
@@ -1672,6 +1680,8 @@ static int __init run_all_tests(void)
out:
if (ret == 0)
+ ret = tests_failed;
+ if (ret == 0)
pr_info("Finished kprobe tests OK\n");
else
pr_err("kprobe tests failed\n");
diff --git a/arch/arm/kernel/probes-arm.c b/arch/arm/kernel/probes-arm.c
index 51a13a02798..8eaef81d834 100644
--- a/arch/arm/kernel/probes-arm.c
+++ b/arch/arm/kernel/probes-arm.c
@@ -341,12 +341,12 @@ static const union decode_item arm_cccc_000x_table[] = {
/* CMP (reg-shift reg) cccc 0001 0101 xxxx xxxx xxxx 0xx1 xxxx */
/* CMN (reg-shift reg) cccc 0001 0111 xxxx xxxx xxxx 0xx1 xxxx */
DECODE_EMULATEX (0x0f900090, 0x01100010, PROBES_DATA_PROCESSING_REG,
- REGS(ANY, 0, NOPC, 0, ANY)),
+ REGS(NOPC, 0, NOPC, 0, NOPC)),
/* MOV (reg-shift reg) cccc 0001 101x xxxx xxxx xxxx 0xx1 xxxx */
/* MVN (reg-shift reg) cccc 0001 111x xxxx xxxx xxxx 0xx1 xxxx */
DECODE_EMULATEX (0x0fa00090, 0x01a00010, PROBES_DATA_PROCESSING_REG,
- REGS(0, ANY, NOPC, 0, ANY)),
+ REGS(0, NOPC, NOPC, 0, NOPC)),
/* AND (reg-shift reg) cccc 0000 000x xxxx xxxx xxxx 0xx1 xxxx */
/* EOR (reg-shift reg) cccc 0000 001x xxxx xxxx xxxx 0xx1 xxxx */
@@ -359,7 +359,7 @@ static const union decode_item arm_cccc_000x_table[] = {
/* ORR (reg-shift reg) cccc 0001 100x xxxx xxxx xxxx 0xx1 xxxx */
/* BIC (reg-shift reg) cccc 0001 110x xxxx xxxx xxxx 0xx1 xxxx */
DECODE_EMULATEX (0x0e000090, 0x00000010, PROBES_DATA_PROCESSING_REG,
- REGS(ANY, ANY, NOPC, 0, ANY)),
+ REGS(NOPC, NOPC, NOPC, 0, NOPC)),
DECODE_END
};
diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c
index 9d853189028..e35d880f977 100644
--- a/arch/arm/kernel/topology.c
+++ b/arch/arm/kernel/topology.c
@@ -275,7 +275,7 @@ void store_cpu_topology(unsigned int cpuid)
cpu_topology[cpuid].socket_id, mpidr);
}
-static inline const int cpu_corepower_flags(void)
+static inline int cpu_corepower_flags(void)
{
return SD_SHARE_PKG_RESOURCES | SD_SHARE_POWERDOMAIN;
}
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index f38cf7c110c..46d893fcbe8 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -173,10 +173,8 @@ static struct platform_device exynos_cpuidle = {
void __init exynos_cpuidle_init(void)
{
- if (soc_is_exynos5440())
- return;
-
- platform_device_register(&exynos_cpuidle);
+ if (soc_is_exynos4210() || soc_is_exynos5250())
+ platform_device_register(&exynos_cpuidle);
}
void __init exynos_cpufreq_init(void)
@@ -297,7 +295,7 @@ static void __init exynos_dt_machine_init(void)
* This is called from smp_prepare_cpus if we've built for SMP, but
* we still need to set it up for PM and firmware ops if not.
*/
- if (!IS_ENABLED(SMP))
+ if (!IS_ENABLED(CONFIG_SMP))
exynos_sysram_init();
exynos_cpuidle_init();
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
index eb91d2350f8..e8797bb7887 100644
--- a/arch/arm/mach-exynos/firmware.c
+++ b/arch/arm/mach-exynos/firmware.c
@@ -57,8 +57,13 @@ static int exynos_set_cpu_boot_addr(int cpu, unsigned long boot_addr)
boot_reg = sysram_ns_base_addr + 0x1c;
- if (!soc_is_exynos4212() && !soc_is_exynos3250())
- boot_reg += 4*cpu;
+ /*
+ * Almost all Exynos-series of SoCs that run in secure mode don't need
+ * additional offset for every CPU, with Exynos4412 being the only
+ * exception.
+ */
+ if (soc_is_exynos4412())
+ boot_reg += 4 * cpu;
__raw_writel(boot_addr, boot_reg);
return 0;
diff --git a/arch/arm/mach-exynos/hotplug.c b/arch/arm/mach-exynos/hotplug.c
index 8a134d019cb..920a4baa53c 100644
--- a/arch/arm/mach-exynos/hotplug.c
+++ b/arch/arm/mach-exynos/hotplug.c
@@ -40,15 +40,17 @@ static inline void cpu_leave_lowpower(void)
static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
{
+ u32 mpidr = cpu_logical_map(cpu);
+ u32 core_id = MPIDR_AFFINITY_LEVEL(mpidr, 0);
+
for (;;) {
- /* make cpu1 to be turned off at next WFI command */
- if (cpu == 1)
- exynos_cpu_power_down(cpu);
+ /* Turn the CPU off on next WFI instruction. */
+ exynos_cpu_power_down(core_id);
wfi();
- if (pen_release == cpu_logical_map(cpu)) {
+ if (pen_release == core_id) {
/*
* OK, proper wakeup, we're done
*/
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 1c8d31e3952..50b9aad5e27 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -90,7 +90,8 @@ static void exynos_secondary_init(unsigned int cpu)
static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
unsigned long timeout;
- unsigned long phys_cpu = cpu_logical_map(cpu);
+ u32 mpidr = cpu_logical_map(cpu);
+ u32 core_id = MPIDR_AFFINITY_LEVEL(mpidr, 0);
int ret = -ENOSYS;
/*
@@ -104,17 +105,18 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
* the holding pen - release it, then wait for it to flag
* that it has been released by resetting pen_release.
*
- * Note that "pen_release" is the hardware CPU ID, whereas
+ * Note that "pen_release" is the hardware CPU core ID, whereas
* "cpu" is Linux's internal ID.
*/
- write_pen_release(phys_cpu);
+ write_pen_release(core_id);
- if (!exynos_cpu_power_state(cpu)) {
- exynos_cpu_power_up(cpu);
+ if (!exynos_cpu_power_state(core_id)) {
+ exynos_cpu_power_up(core_id);
timeout = 10;
/* wait max 10 ms until cpu1 is on */
- while (exynos_cpu_power_state(cpu) != S5P_CORE_LOCAL_PWR_EN) {
+ while (exynos_cpu_power_state(core_id)
+ != S5P_CORE_LOCAL_PWR_EN) {
if (timeout-- == 0)
break;
@@ -145,20 +147,20 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
* Try to set boot address using firmware first
* and fall back to boot register if it fails.
*/
- ret = call_firmware_op(set_cpu_boot_addr, phys_cpu, boot_addr);
+ ret = call_firmware_op(set_cpu_boot_addr, core_id, boot_addr);
if (ret && ret != -ENOSYS)
goto fail;
if (ret == -ENOSYS) {
- void __iomem *boot_reg = cpu_boot_reg(phys_cpu);
+ void __iomem *boot_reg = cpu_boot_reg(core_id);
if (IS_ERR(boot_reg)) {
ret = PTR_ERR(boot_reg);
goto fail;
}
- __raw_writel(boot_addr, cpu_boot_reg(phys_cpu));
+ __raw_writel(boot_addr, cpu_boot_reg(core_id));
}
- call_firmware_op(cpu_boot, phys_cpu);
+ call_firmware_op(cpu_boot, core_id);
arch_send_wakeup_ipi_mask(cpumask_of(cpu));
@@ -227,22 +229,24 @@ static void __init exynos_smp_prepare_cpus(unsigned int max_cpus)
* boot register if it fails.
*/
for (i = 1; i < max_cpus; ++i) {
- unsigned long phys_cpu;
unsigned long boot_addr;
+ u32 mpidr;
+ u32 core_id;
int ret;
- phys_cpu = cpu_logical_map(i);
+ mpidr = cpu_logical_map(i);
+ core_id = MPIDR_AFFINITY_LEVEL(mpidr, 0);
boot_addr = virt_to_phys(exynos4_secondary_startup);
- ret = call_firmware_op(set_cpu_boot_addr, phys_cpu, boot_addr);
+ ret = call_firmware_op(set_cpu_boot_addr, core_id, boot_addr);
if (ret && ret != -ENOSYS)
break;
if (ret == -ENOSYS) {
- void __iomem *boot_reg = cpu_boot_reg(phys_cpu);
+ void __iomem *boot_reg = cpu_boot_reg(core_id);
if (IS_ERR(boot_reg))
break;
- __raw_writel(boot_addr, cpu_boot_reg(phys_cpu));
+ __raw_writel(boot_addr, cpu_boot_reg(core_id));
}
}
}
diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c
index fe6570ebbdd..797cb134bff 100644
--- a/arch/arm/mach-exynos/pm_domains.c
+++ b/arch/arm/mach-exynos/pm_domains.c
@@ -17,6 +17,7 @@
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/pm_domain.h>
+#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
@@ -24,6 +25,8 @@
#include "regs-pmu.h"
+#define MAX_CLK_PER_DOMAIN 4
+
/*
* Exynos specific wrapper around the generic power domain
*/
@@ -32,6 +35,9 @@ struct exynos_pm_domain {
char const *name;
bool is_off;
struct generic_pm_domain pd;
+ struct clk *oscclk;
+ struct clk *clk[MAX_CLK_PER_DOMAIN];
+ struct clk *pclk[MAX_CLK_PER_DOMAIN];
};
static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on)
@@ -44,6 +50,19 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on)
pd = container_of(domain, struct exynos_pm_domain, pd);
base = pd->base;
+ /* Set oscclk before powering off a domain*/
+ if (!power_on) {
+ int i;
+
+ for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) {
+ if (IS_ERR(pd->clk[i]))
+ break;
+ if (clk_set_parent(pd->clk[i], pd->oscclk))
+ pr_err("%s: error setting oscclk as parent to clock %d\n",
+ pd->name, i);
+ }
+ }
+
pwr = power_on ? S5P_INT_LOCAL_PWR_EN : 0;
__raw_writel(pwr, base);
@@ -60,6 +79,20 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on)
cpu_relax();
usleep_range(80, 100);
}
+
+ /* Restore clocks after powering on a domain*/
+ if (power_on) {
+ int i;
+
+ for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) {
+ if (IS_ERR(pd->clk[i]))
+ break;
+ if (clk_set_parent(pd->clk[i], pd->pclk[i]))
+ pr_err("%s: error setting parent to clock%d\n",
+ pd->name, i);
+ }
+ }
+
return 0;
}
@@ -152,9 +185,11 @@ static __init int exynos4_pm_init_power_domain(void)
for_each_compatible_node(np, NULL, "samsung,exynos4210-pd") {
struct exynos_pm_domain *pd;
- int on;
+ int on, i;
+ struct device *dev;
pdev = of_find_device_by_node(np);
+ dev = &pdev->dev;
pd = kzalloc(sizeof(*pd), GFP_KERNEL);
if (!pd) {
@@ -170,6 +205,30 @@ static __init int exynos4_pm_init_power_domain(void)
pd->pd.power_on = exynos_pd_power_on;
pd->pd.of_node = np;
+ pd->oscclk = clk_get(dev, "oscclk");
+ if (IS_ERR(pd->oscclk))
+ goto no_clk;
+
+ for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) {
+ char clk_name[8];
+
+ snprintf(clk_name, sizeof(clk_name), "clk%d", i);
+ pd->clk[i] = clk_get(dev, clk_name);
+ if (IS_ERR(pd->clk[i]))
+ break;
+ snprintf(clk_name, sizeof(clk_name), "pclk%d", i);
+ pd->pclk[i] = clk_get(dev, clk_name);
+ if (IS_ERR(pd->pclk[i])) {
+ clk_put(pd->clk[i]);
+ pd->clk[i] = ERR_PTR(-EINVAL);
+ break;
+ }
+ }
+
+ if (IS_ERR(pd->clk[0]))
+ clk_put(pd->oscclk);
+
+no_clk:
platform_set_drvdata(pdev, pd);
on = __raw_readl(pd->base + 0x4) & S5P_INT_LOCAL_PWR_EN;
diff --git a/arch/arm/mach-imx/clk-gate2.c b/arch/arm/mach-imx/clk-gate2.c
index 4ba587da89d..84acdfd1d71 100644
--- a/arch/arm/mach-imx/clk-gate2.c
+++ b/arch/arm/mach-imx/clk-gate2.c
@@ -67,8 +67,12 @@ static void clk_gate2_disable(struct clk_hw *hw)
spin_lock_irqsave(gate->lock, flags);
- if (gate->share_count && --(*gate->share_count) > 0)
- goto out;
+ if (gate->share_count) {
+ if (WARN_ON(*gate->share_count == 0))
+ goto out;
+ else if (--(*gate->share_count) > 0)
+ goto out;
+ }
reg = readl(gate->reg);
reg &= ~(3 << gate->bit_idx);
@@ -78,19 +82,26 @@ out:
spin_unlock_irqrestore(gate->lock, flags);
}
-static int clk_gate2_is_enabled(struct clk_hw *hw)
+static int clk_gate2_reg_is_enabled(void __iomem *reg, u8 bit_idx)
{
- u32 reg;
- struct clk_gate2 *gate = to_clk_gate2(hw);
+ u32 val = readl(reg);
- reg = readl(gate->reg);
-
- if (((reg >> gate->bit_idx) & 1) == 1)
+ if (((val >> bit_idx) & 1) == 1)
return 1;
return 0;
}
+static int clk_gate2_is_enabled(struct clk_hw *hw)
+{
+ struct clk_gate2 *gate = to_clk_gate2(hw);
+
+ if (gate->share_count)
+ return !!(*gate->share_count);
+ else
+ return clk_gate2_reg_is_enabled(gate->reg, gate->bit_idx);
+}
+
static struct clk_ops clk_gate2_ops = {
.enable = clk_gate2_enable,
.disable = clk_gate2_disable,
@@ -116,6 +127,10 @@ struct clk *clk_register_gate2(struct device *dev, const char *name,
gate->bit_idx = bit_idx;
gate->flags = clk_gate2_flags;
gate->lock = lock;
+
+ /* Initialize share_count per hardware state */
+ if (share_count)
+ *share_count = clk_gate2_reg_is_enabled(reg, bit_idx) ? 1 : 0;
gate->share_count = share_count;
init.name = name;
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index 8e795dea02e..8556c787e59 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -70,7 +70,7 @@ static const char *cko_sels[] = { "cko1", "cko2", };
static const char *lvds_sels[] = {
"dummy", "dummy", "dummy", "dummy", "dummy", "dummy",
"pll4_audio", "pll5_video", "pll8_mlb", "enet_ref",
- "pcie_ref", "sata_ref",
+ "pcie_ref_125m", "sata_ref_100m",
};
enum mx6q_clks {
@@ -491,7 +491,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
/* All existing boards with PCIe use LVDS1 */
if (IS_ENABLED(CONFIG_PCI_IMX6))
- clk_set_parent(clk[lvds1_sel], clk[sata_ref]);
+ clk_set_parent(clk[lvds1_sel], clk[sata_ref_100m]);
/* Set initial power mode */
imx6q_set_lpm(WAIT_CLOCKED);
diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c
index 477202fd39c..2bdc3233abe 100644
--- a/arch/arm/mach-mvebu/coherency.c
+++ b/arch/arm/mach-mvebu/coherency.c
@@ -292,6 +292,10 @@ static struct notifier_block mvebu_hwcc_nb = {
.notifier_call = mvebu_hwcc_notifier,
};
+static struct notifier_block mvebu_hwcc_pci_nb = {
+ .notifier_call = mvebu_hwcc_notifier,
+};
+
static void __init armada_370_coherency_init(struct device_node *np)
{
struct resource res;
@@ -427,7 +431,7 @@ static int __init coherency_pci_init(void)
{
if (coherency_available())
bus_register_notifier(&pci_bus_type,
- &mvebu_hwcc_nb);
+ &mvebu_hwcc_pci_nb);
return 0;
}
diff --git a/arch/arm/mach-mvebu/headsmp-a9.S b/arch/arm/mach-mvebu/headsmp-a9.S
index 5925366bc03..da5bb292b91 100644
--- a/arch/arm/mach-mvebu/headsmp-a9.S
+++ b/arch/arm/mach-mvebu/headsmp-a9.S
@@ -15,6 +15,8 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <asm/assembler.h>
+
__CPUINIT
#define CPU_RESUME_ADDR_REG 0xf10182d4
@@ -22,13 +24,18 @@
.global armada_375_smp_cpu1_enable_code_end
armada_375_smp_cpu1_enable_code_start:
- ldr r0, [pc, #4]
+ARM_BE8(setend be)
+ adr r0, 1f
+ ldr r0, [r0]
ldr r1, [r0]
+ARM_BE8(rev r1, r1)
mov pc, r1
+1:
.word CPU_RESUME_ADDR_REG
armada_375_smp_cpu1_enable_code_end:
ENTRY(mvebu_cortex_a9_secondary_startup)
+ARM_BE8(setend be)
bl v7_invalidate_l1
b secondary_startup
ENDPROC(mvebu_cortex_a9_secondary_startup)
diff --git a/arch/arm/mach-mvebu/pmsu.c b/arch/arm/mach-mvebu/pmsu.c
index a1d407c0feb..25aa8237d66 100644
--- a/arch/arm/mach-mvebu/pmsu.c
+++ b/arch/arm/mach-mvebu/pmsu.c
@@ -201,12 +201,12 @@ static noinline int do_armada_370_xp_cpu_suspend(unsigned long deepidle)
/* Test the CR_C bit and set it if it was cleared */
asm volatile(
- "mrc p15, 0, %0, c1, c0, 0 \n\t"
- "tst %0, #(1 << 2) \n\t"
- "orreq %0, %0, #(1 << 2) \n\t"
- "mcreq p15, 0, %0, c1, c0, 0 \n\t"
+ "mrc p15, 0, r0, c1, c0, 0 \n\t"
+ "tst r0, #(1 << 2) \n\t"
+ "orreq r0, r0, #(1 << 2) \n\t"
+ "mcreq p15, 0, r0, c1, c0, 0 \n\t"
"isb "
- : : "r" (0));
+ : : : "r0");
pr_warn("Failed to suspend the system\n");
diff --git a/arch/arm/mach-omap2/clkt_dpll.c b/arch/arm/mach-omap2/clkt_dpll.c
index 332af927f4d..67fd26a1844 100644
--- a/arch/arm/mach-omap2/clkt_dpll.c
+++ b/arch/arm/mach-omap2/clkt_dpll.c
@@ -76,7 +76,7 @@
* (assuming that it is counting N upwards), or -2 if the enclosing loop
* should skip to the next iteration (again assuming N is increasing).
*/
-static int _dpll_test_fint(struct clk_hw_omap *clk, u8 n)
+static int _dpll_test_fint(struct clk_hw_omap *clk, unsigned int n)
{
struct dpll_data *dd;
long fint, fint_min, fint_max;
diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h
index 04dab2fcf86..ee6c784cd6b 100644
--- a/arch/arm/mach-omap2/cm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/cm-regbits-34xx.h
@@ -26,11 +26,14 @@
#define OMAP3430_EN_WDT3_SHIFT 12
#define OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_MASK (1 << 0)
#define OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT 0
+#define OMAP3430_IVA2_DPLL_FREQSEL_SHIFT 4
#define OMAP3430_IVA2_DPLL_FREQSEL_MASK (0xf << 4)
#define OMAP3430_EN_IVA2_DPLL_DRIFTGUARD_SHIFT 3
+#define OMAP3430_EN_IVA2_DPLL_SHIFT 0
#define OMAP3430_EN_IVA2_DPLL_MASK (0x7 << 0)
#define OMAP3430_ST_IVA2_SHIFT 0
#define OMAP3430_ST_IVA2_CLK_MASK (1 << 0)
+#define OMAP3430_AUTO_IVA2_DPLL_SHIFT 0
#define OMAP3430_AUTO_IVA2_DPLL_MASK (0x7 << 0)
#define OMAP3430_IVA2_CLK_SRC_SHIFT 19
#define OMAP3430_IVA2_CLK_SRC_WIDTH 3
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index b2d252bf4a5..dc571f1d3b8 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -162,7 +162,8 @@ static inline void omap3xxx_restart(enum reboot_mode mode, const char *cmd)
}
#endif
-#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
+#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
+ defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX)
void omap44xx_restart(enum reboot_mode mode, const char *cmd);
#else
static inline void omap44xx_restart(enum reboot_mode mode, const char *cmd)
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 592ba0a0ecf..b6f8f348296 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -297,33 +297,6 @@ static void omap_init_audio(void)
static inline void omap_init_audio(void) {}
#endif
-#if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
- defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
-
-static struct platform_device omap_hdmi_audio = {
- .name = "omap-hdmi-audio",
- .id = -1,
-};
-
-static void __init omap_init_hdmi_audio(void)
-{
- struct omap_hwmod *oh;
- struct platform_device *pdev;
-
- oh = omap_hwmod_lookup("dss_hdmi");
- if (!oh)
- return;
-
- pdev = omap_device_build("omap-hdmi-audio-dai", -1, oh, NULL, 0);
- WARN(IS_ERR(pdev),
- "Can't build omap_device for omap-hdmi-audio-dai.\n");
-
- platform_device_register(&omap_hdmi_audio);
-}
-#else
-static inline void omap_init_hdmi_audio(void) {}
-#endif
-
#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
#include <linux/platform_data/spi-omap2-mcspi.h>
@@ -459,7 +432,6 @@ static int __init omap2_init_devices(void)
*/
omap_init_audio();
omap_init_camera();
- omap_init_hdmi_audio();
omap_init_mbox();
/* If dtb is there, the devices will be created dynamically */
if (!of_have_populated_dt()) {
diff --git a/arch/arm/mach-omap2/dsp.c b/arch/arm/mach-omap2/dsp.c
index b8208b4b1bd..f7492df1cbb 100644
--- a/arch/arm/mach-omap2/dsp.c
+++ b/arch/arm/mach-omap2/dsp.c
@@ -29,6 +29,7 @@
#ifdef CONFIG_TIDSPBRIDGE_DVFS
#include "omap-pm.h"
#endif
+#include "soc.h"
#include <linux/platform_data/dsp-omap.h>
@@ -59,6 +60,9 @@ void __init omap_dsp_reserve_sdram_memblock(void)
phys_addr_t size = CONFIG_TIDSPBRIDGE_MEMPOOL_SIZE;
phys_addr_t paddr;
+ if (!cpu_is_omap34xx())
+ return;
+
if (!size)
return;
@@ -83,6 +87,9 @@ static int __init omap_dsp_init(void)
int err = -ENOMEM;
struct omap_dsp_platform_data *pdata = &omap_dsp_pdata;
+ if (!cpu_is_omap34xx())
+ return 0;
+
pdata->phys_mempool_base = omap_dsp_get_mempool_base();
if (pdata->phys_mempool_base) {
@@ -115,6 +122,9 @@ module_init(omap_dsp_init);
static void __exit omap_dsp_exit(void)
{
+ if (!cpu_is_omap34xx())
+ return;
+
platform_device_unregister(omap_dsp_pdev);
}
module_exit(omap_dsp_exit);
diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c
index 17cd39360af..93914d22006 100644
--- a/arch/arm/mach-omap2/gpmc-nand.c
+++ b/arch/arm/mach-omap2/gpmc-nand.c
@@ -50,6 +50,16 @@ static bool gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt)
soc_is_omap54xx() || soc_is_dra7xx())
return 1;
+ if (ecc_opt == OMAP_ECC_BCH4_CODE_HW_DETECTION_SW ||
+ ecc_opt == OMAP_ECC_BCH8_CODE_HW_DETECTION_SW) {
+ if (cpu_is_omap24xx())
+ return 0;
+ else if (cpu_is_omap3630() && (GET_OMAP_REVISION() == 0))
+ return 0;
+ else
+ return 1;
+ }
+
/* OMAP3xxx do not have ELM engine, so cannot support ECC schemes
* which require H/W based ECC error detection */
if ((cpu_is_omap34xx() || cpu_is_omap3630()) &&
@@ -57,14 +67,6 @@ static bool gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt)
(ecc_opt == OMAP_ECC_BCH8_CODE_HW)))
return 0;
- /*
- * For now, assume 4-bit mode is only supported on OMAP3630 ES1.x, x>=1
- * and AM33xx derivates. Other chips may be added if confirmed to work.
- */
- if ((ecc_opt == OMAP_ECC_BCH4_CODE_HW_DETECTION_SW) &&
- (!cpu_is_omap3630() || (GET_OMAP_REVISION() == 0)))
- return 0;
-
/* legacy platforms support only HAM1 (1-bit Hamming) ECC scheme */
if (ecc_opt == OMAP_ECC_HAM1_CODE_HW)
return 1;
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 2c0c2816900..8bc13380f0a 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -1615,7 +1615,7 @@ static int gpmc_probe_dt(struct platform_device *pdev)
return ret;
}
- for_each_child_of_node(pdev->dev.of_node, child) {
+ for_each_available_child_of_node(pdev->dev.of_node, child) {
if (!child->name)
continue;
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c
index 539e8106eb9..a0fe747634c 100644
--- a/arch/arm/mach-omap2/omap4-common.c
+++ b/arch/arm/mach-omap2/omap4-common.c
@@ -168,6 +168,10 @@ static void omap4_l2c310_write_sec(unsigned long val, unsigned reg)
smc_op = OMAP4_MON_L2X0_PREFETCH_INDEX;
break;
+ case L310_POWER_CTRL:
+ pr_info_once("OMAP L2C310: ROM does not support power control setting\n");
+ return;
+
default:
WARN_ONCE(1, "OMAP L2C310: ignoring write to reg 0x%x\n", reg);
return;
diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
index 20b4398cec0..284324f2b98 100644
--- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
@@ -1268,9 +1268,6 @@ static struct omap_hwmod_class dra7xx_sata_hwmod_class = {
};
/* sata */
-static struct omap_hwmod_opt_clk sata_opt_clks[] = {
- { .role = "ref_clk", .clk = "sata_ref_clk" },
-};
static struct omap_hwmod dra7xx_sata_hwmod = {
.name = "sata",
@@ -1278,6 +1275,7 @@ static struct omap_hwmod dra7xx_sata_hwmod = {
.clkdm_name = "l3init_clkdm",
.flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
.main_clk = "func_48m_fclk",
+ .mpu_rt_idx = 1,
.prcm = {
.omap4 = {
.clkctrl_offs = DRA7XX_CM_L3INIT_SATA_CLKCTRL_OFFSET,
@@ -1285,8 +1283,6 @@ static struct omap_hwmod dra7xx_sata_hwmod = {
.modulemode = MODULEMODE_SWCTRL,
},
},
- .opt_clks = sata_opt_clks,
- .opt_clks_cnt = ARRAY_SIZE(sata_opt_clks),
};
/*
@@ -1731,8 +1727,20 @@ static struct omap_hwmod dra7xx_uart6_hwmod = {
*
*/
+static struct omap_hwmod_class_sysconfig dra7xx_usb_otg_ss_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .sysc_flags = (SYSC_HAS_DMADISABLE | SYSC_HAS_MIDLEMODE |
+ SYSC_HAS_SIDLEMODE),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ SIDLE_SMART_WKUP | MSTANDBY_FORCE | MSTANDBY_NO |
+ MSTANDBY_SMART | MSTANDBY_SMART_WKUP),
+ .sysc_fields = &omap_hwmod_sysc_type2,
+};
+
static struct omap_hwmod_class dra7xx_usb_otg_ss_hwmod_class = {
.name = "usb_otg_ss",
+ .sysc = &dra7xx_usb_otg_ss_sysc,
};
/* usb_otg_ss1 */
diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h
index 106132db532..cbefbd7cfdb 100644
--- a/arch/arm/mach-omap2/prm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/prm-regbits-34xx.h
@@ -35,6 +35,8 @@
#define OMAP3430_LOGICSTATEST_MASK (1 << 2)
#define OMAP3430_LASTLOGICSTATEENTERED_MASK (1 << 2)
#define OMAP3430_LASTPOWERSTATEENTERED_MASK (0x3 << 0)
+#define OMAP3430_GRPSEL_MCBSP5_MASK (1 << 10)
+#define OMAP3430_GRPSEL_MCBSP1_MASK (1 << 9)
#define OMAP3630_GRPSEL_UART4_MASK (1 << 18)
#define OMAP3430_GRPSEL_GPIO6_MASK (1 << 17)
#define OMAP3430_GRPSEL_GPIO5_MASK (1 << 16)
@@ -42,6 +44,10 @@
#define OMAP3430_GRPSEL_GPIO3_MASK (1 << 14)
#define OMAP3430_GRPSEL_GPIO2_MASK (1 << 13)
#define OMAP3430_GRPSEL_UART3_MASK (1 << 11)
+#define OMAP3430_GRPSEL_GPT8_MASK (1 << 9)
+#define OMAP3430_GRPSEL_GPT7_MASK (1 << 8)
+#define OMAP3430_GRPSEL_GPT6_MASK (1 << 7)
+#define OMAP3430_GRPSEL_GPT5_MASK (1 << 6)
#define OMAP3430_GRPSEL_MCBSP4_MASK (1 << 2)
#define OMAP3430_GRPSEL_MCBSP3_MASK (1 << 1)
#define OMAP3430_GRPSEL_MCBSP2_MASK (1 << 0)
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index 076172b6942..7c3fb41a462 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -664,7 +664,7 @@ static int l2c310_cpu_enable_flz(struct notifier_block *nb, unsigned long act, v
static void __init l2c310_enable(void __iomem *base, u32 aux, unsigned num_lock)
{
- unsigned rev = readl_relaxed(base + L2X0_CACHE_ID) & L2X0_CACHE_ID_PART_MASK;
+ unsigned rev = readl_relaxed(base + L2X0_CACHE_ID) & L2X0_CACHE_ID_RTL_MASK;
bool cortex_a9 = read_cpuid_part_number() == ARM_CPU_PART_CORTEX_A9;
if (rev >= L310_CACHE_ID_RTL_R2P0) {
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index a474de346be..839f48c26ef 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -4,6 +4,7 @@ config ARM64
select ARCH_HAS_OPP
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_USE_CMPXCHG_LOCKREF
+ select ARCH_SUPPORTS_ATOMIC_RMW
select ARCH_WANT_OPTIONAL_GPIOLIB
select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
select ARCH_WANT_FRAME_POINTERS
diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
index 60f2f4c1225..79cd911ef88 100644
--- a/arch/arm64/crypto/aes-glue.c
+++ b/arch/arm64/crypto/aes-glue.c
@@ -106,7 +106,7 @@ static int ecb_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
for (first = 1; (blocks = (walk.nbytes / AES_BLOCK_SIZE)); first = 0) {
aes_ecb_encrypt(walk.dst.virt.addr, walk.src.virt.addr,
(u8 *)ctx->key_enc, rounds, blocks, first);
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
kernel_neon_end();
return err;
@@ -128,7 +128,7 @@ static int ecb_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
for (first = 1; (blocks = (walk.nbytes / AES_BLOCK_SIZE)); first = 0) {
aes_ecb_decrypt(walk.dst.virt.addr, walk.src.virt.addr,
(u8 *)ctx->key_dec, rounds, blocks, first);
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
kernel_neon_end();
return err;
@@ -151,7 +151,7 @@ static int cbc_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
aes_cbc_encrypt(walk.dst.virt.addr, walk.src.virt.addr,
(u8 *)ctx->key_enc, rounds, blocks, walk.iv,
first);
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
kernel_neon_end();
return err;
@@ -174,7 +174,7 @@ static int cbc_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
aes_cbc_decrypt(walk.dst.virt.addr, walk.src.virt.addr,
(u8 *)ctx->key_dec, rounds, blocks, walk.iv,
first);
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
kernel_neon_end();
return err;
@@ -243,7 +243,7 @@ static int xts_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
aes_xts_encrypt(walk.dst.virt.addr, walk.src.virt.addr,
(u8 *)ctx->key1.key_enc, rounds, blocks,
(u8 *)ctx->key2.key_enc, walk.iv, first);
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
kernel_neon_end();
@@ -267,7 +267,7 @@ static int xts_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
aes_xts_decrypt(walk.dst.virt.addr, walk.src.virt.addr,
(u8 *)ctx->key1.key_dec, rounds, blocks,
(u8 *)ctx->key2.key_enc, walk.iv, first);
- err = blkcipher_walk_done(desc, &walk, 0);
+ err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE);
}
kernel_neon_end();
diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
index 993bce527b8..902eb708804 100644
--- a/arch/arm64/include/asm/memory.h
+++ b/arch/arm64/include/asm/memory.h
@@ -56,6 +56,8 @@
#define TASK_SIZE_32 UL(0x100000000)
#define TASK_SIZE (test_thread_flag(TIF_32BIT) ? \
TASK_SIZE_32 : TASK_SIZE_64)
+#define TASK_SIZE_OF(tsk) (test_tsk_thread_flag(tsk, TIF_32BIT) ? \
+ TASK_SIZE_32 : TASK_SIZE_64)
#else
#define TASK_SIZE TASK_SIZE_64
#endif /* CONFIG_COMPAT */
diff --git a/arch/arm64/kernel/efi-stub.c b/arch/arm64/kernel/efi-stub.c
index 60e98a639ac..e786e6cdc40 100644
--- a/arch/arm64/kernel/efi-stub.c
+++ b/arch/arm64/kernel/efi-stub.c
@@ -12,8 +12,6 @@
#include <linux/efi.h>
#include <linux/libfdt.h>
#include <asm/sections.h>
-#include <generated/compile.h>
-#include <generated/utsrelease.h>
/*
* AArch64 requires the DTB to be 8-byte aligned in the first 512MiB from
diff --git a/arch/arm64/mm/copypage.c b/arch/arm64/mm/copypage.c
index 9aecbace412..13bbc3be6f5 100644
--- a/arch/arm64/mm/copypage.c
+++ b/arch/arm64/mm/copypage.c
@@ -27,8 +27,10 @@ void __cpu_copy_user_page(void *kto, const void *kfrom, unsigned long vaddr)
copy_page(kto, kfrom);
__flush_dcache_area(kto, PAGE_SIZE);
}
+EXPORT_SYMBOL_GPL(__cpu_copy_user_page);
void __cpu_clear_user_page(void *kaddr, unsigned long vaddr)
{
clear_page(kaddr);
}
+EXPORT_SYMBOL_GPL(__cpu_clear_user_page);
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index f43db8a6926..e90c5426fe1 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -60,6 +60,17 @@ static int __init early_initrd(char *p)
early_param("initrd", early_initrd);
#endif
+/*
+ * Return the maximum physical address for ZONE_DMA (DMA_BIT_MASK(32)). It
+ * currently assumes that for memory starting above 4G, 32-bit devices will
+ * use a DMA offset.
+ */
+static phys_addr_t max_zone_dma_phys(void)
+{
+ phys_addr_t offset = memblock_start_of_DRAM() & GENMASK_ULL(63, 32);
+ return min(offset + (1ULL << 32), memblock_end_of_DRAM());
+}
+
static void __init zone_sizes_init(unsigned long min, unsigned long max)
{
struct memblock_region *reg;
@@ -70,9 +81,7 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max)
/* 4GB maximum for 32-bit only capable devices */
if (IS_ENABLED(CONFIG_ZONE_DMA)) {
- unsigned long max_dma_phys =
- (unsigned long)(dma_to_phys(NULL, DMA_BIT_MASK(32)) + 1);
- max_dma = max(min, min(max, max_dma_phys >> PAGE_SHIFT));
+ max_dma = PFN_DOWN(max_zone_dma_phys());
zone_size[ZONE_DMA] = max_dma - min;
}
zone_size[ZONE_NORMAL] = max - max_dma;
@@ -146,7 +155,7 @@ void __init arm64_memblock_init(void)
/* 4GB maximum for 32-bit only capable devices */
if (IS_ENABLED(CONFIG_ZONE_DMA))
- dma_phys_limit = dma_to_phys(NULL, DMA_BIT_MASK(32)) + 1;
+ dma_phys_limit = max_zone_dma_phys();
dma_contiguous_reserve(dma_phys_limit);
memblock_allow_resize();
diff --git a/arch/blackfin/configs/BF609-EZKIT_defconfig b/arch/blackfin/configs/BF609-EZKIT_defconfig
index a7e9bfd8418..fcec5ce7139 100644
--- a/arch/blackfin/configs/BF609-EZKIT_defconfig
+++ b/arch/blackfin/configs/BF609-EZKIT_defconfig
@@ -102,7 +102,7 @@ CONFIG_I2C_CHARDEV=y
CONFIG_I2C_BLACKFIN_TWI=y
CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ=100
CONFIG_SPI=y
-CONFIG_SPI_BFIN_V3=y
+CONFIG_SPI_ADI_V3=y
CONFIG_GPIOLIB=y
CONFIG_GPIO_SYSFS=y
# CONFIG_HWMON is not set
diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S
index ba35864b2b7..c9eec84aa25 100644
--- a/arch/blackfin/kernel/vmlinux.lds.S
+++ b/arch/blackfin/kernel/vmlinux.lds.S
@@ -145,7 +145,7 @@ SECTIONS
.text_l1 L1_CODE_START : AT(LOADADDR(.exit.data) + SIZEOF(.exit.data))
#else
- .init.data : AT(__data_lma + __data_len)
+ .init.data : AT(__data_lma + __data_len + 32)
{
__sinitdata = .;
INIT_DATA
diff --git a/arch/blackfin/mach-bf533/boards/blackstamp.c b/arch/blackfin/mach-bf533/boards/blackstamp.c
index 63b0e4fe760..0ccf0cf4daa 100644
--- a/arch/blackfin/mach-bf533/boards/blackstamp.c
+++ b/arch/blackfin/mach-bf533/boards/blackstamp.c
@@ -20,6 +20,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/irq.h>
+#include <linux/gpio.h>
#include <linux/i2c.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537e.c b/arch/blackfin/mach-bf537/boards/cm_bf537e.c
index c65c6dbda3d..1e7290ef352 100644
--- a/arch/blackfin/mach-bf537/boards/cm_bf537e.c
+++ b/arch/blackfin/mach-bf537/boards/cm_bf537e.c
@@ -21,6 +21,7 @@
#endif
#include <linux/ata_platform.h>
#include <linux/irq.h>
+#include <linux/gpio.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>
diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537u.c b/arch/blackfin/mach-bf537/boards/cm_bf537u.c
index af58454b4bf..c7495dc7469 100644
--- a/arch/blackfin/mach-bf537/boards/cm_bf537u.c
+++ b/arch/blackfin/mach-bf537/boards/cm_bf537u.c
@@ -21,6 +21,7 @@
#endif
#include <linux/ata_platform.h>
#include <linux/irq.h>
+#include <linux/gpio.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>
diff --git a/arch/blackfin/mach-bf537/boards/tcm_bf537.c b/arch/blackfin/mach-bf537/boards/tcm_bf537.c
index a0211225748..6b988ad653d 100644
--- a/arch/blackfin/mach-bf537/boards/tcm_bf537.c
+++ b/arch/blackfin/mach-bf537/boards/tcm_bf537.c
@@ -21,6 +21,7 @@
#endif
#include <linux/ata_platform.h>
#include <linux/irq.h>
+#include <linux/gpio.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>
diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c
index 90138e6112c..1fe7ff28661 100644
--- a/arch/blackfin/mach-bf548/boards/ezkit.c
+++ b/arch/blackfin/mach-bf548/boards/ezkit.c
@@ -2118,7 +2118,7 @@ static struct pinctrl_map __initdata bfin_pinmux_map[] = {
PIN_MAP_MUX_GROUP_DEFAULT("bfin-rotary", "pinctrl-adi2.0", NULL, "rotary"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin_can.0", "pinctrl-adi2.0", NULL, "can0"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin_can.1", "pinctrl-adi2.0", NULL, "can1"),
- PIN_MAP_MUX_GROUP_DEFAULT("bf54x-lq043", "pinctrl-adi2.0", NULL, "ppi0_24b"),
+ PIN_MAP_MUX_GROUP_DEFAULT("bf54x-lq043", "pinctrl-adi2.0", "ppi0_24bgrp", "ppi0"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.0", "pinctrl-adi2.0", NULL, "sport0"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.0", "pinctrl-adi2.0", NULL, "sport0"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin-ac97.0", "pinctrl-adi2.0", NULL, "sport0"),
@@ -2140,7 +2140,9 @@ static struct pinctrl_map __initdata bfin_pinmux_map[] = {
PIN_MAP_MUX_GROUP_DEFAULT("pata-bf54x", "pinctrl-adi2.0", NULL, "atapi_alter"),
#endif
PIN_MAP_MUX_GROUP_DEFAULT("bf5xx-nand.0", "pinctrl-adi2.0", NULL, "nfc0"),
- PIN_MAP_MUX_GROUP_DEFAULT("bf54x-keys", "pinctrl-adi2.0", NULL, "keys_4x4"),
+ PIN_MAP_MUX_GROUP_DEFAULT("bf54x-keys", "pinctrl-adi2.0", "keys_4x4grp", "keys"),
+ PIN_MAP_MUX_GROUP("bf54x-keys", "4bit", "pinctrl-adi2.0", "keys_4x4grp", "keys"),
+ PIN_MAP_MUX_GROUP("bf54x-keys", "8bit", "pinctrl-adi2.0", "keys_8x8grp", "keys"),
};
static int __init ezkit_init(void)
diff --git a/arch/blackfin/mach-bf561/boards/acvilon.c b/arch/blackfin/mach-bf561/boards/acvilon.c
index 430b16d5ccb..6ab951534d7 100644
--- a/arch/blackfin/mach-bf561/boards/acvilon.c
+++ b/arch/blackfin/mach-bf561/boards/acvilon.c
@@ -44,6 +44,7 @@
#include <linux/spi/flash.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
+#include <linux/gpio.h>
#include <linux/jiffies.h>
#include <linux/i2c-pca-platform.h>
#include <linux/delay.h>
diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c
index 9f777df4cac..e862f7823e6 100644
--- a/arch/blackfin/mach-bf561/boards/cm_bf561.c
+++ b/arch/blackfin/mach-bf561/boards/cm_bf561.c
@@ -18,6 +18,7 @@
#endif
#include <linux/ata_platform.h>
#include <linux/irq.h>
+#include <linux/gpio.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>
diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c
index 88dee43e7ab..2de71e8c104 100644
--- a/arch/blackfin/mach-bf561/boards/ezkit.c
+++ b/arch/blackfin/mach-bf561/boards/ezkit.c
@@ -14,6 +14,7 @@
#include <linux/spi/spi.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
+#include <linux/gpio.h>
#include <linux/delay.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
diff --git a/arch/blackfin/mach-bf609/boards/ezkit.c b/arch/blackfin/mach-bf609/boards/ezkit.c
index 1ba4600de69..e2c0b024ce8 100644
--- a/arch/blackfin/mach-bf609/boards/ezkit.c
+++ b/arch/blackfin/mach-bf609/boards/ezkit.c
@@ -698,8 +698,6 @@ int bf609_nor_flash_init(struct platform_device *pdev)
{
#define CONFIG_SMC_GCTL_VAL 0x00000010
- if (!devm_pinctrl_get_select_default(&pdev->dev))
- return -EBUSY;
bfin_write32(SMC_GCTL, CONFIG_SMC_GCTL_VAL);
bfin_write32(SMC_B0CTL, 0x01002011);
bfin_write32(SMC_B0TIM, 0x08170977);
@@ -709,7 +707,6 @@ int bf609_nor_flash_init(struct platform_device *pdev)
void bf609_nor_flash_exit(struct platform_device *pdev)
{
- devm_pinctrl_put(pdev->dev.pins->p);
bfin_write32(SMC_GCTL, 0);
}
@@ -2058,15 +2055,14 @@ static struct pinctrl_map __initdata bfin_pinmux_map[] = {
PIN_MAP_MUX_GROUP_DEFAULT("bfin-rotary", "pinctrl-adi2.0", NULL, "rotary"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin_can.0", "pinctrl-adi2.0", NULL, "can0"),
PIN_MAP_MUX_GROUP_DEFAULT("physmap-flash.0", "pinctrl-adi2.0", NULL, "smc0"),
- PIN_MAP_MUX_GROUP_DEFAULT("bf609_nl8048.2", "pinctrl-adi2.0", NULL, "ppi2_16b"),
- PIN_MAP_MUX_GROUP_DEFAULT("bfin_display.0", "pinctrl-adi2.0", NULL, "ppi0_16b"),
-#if IS_ENABLED(CONFIG_VIDEO_MT9M114)
- PIN_MAP_MUX_GROUP_DEFAULT("bfin_capture.0", "pinctrl-adi2.0", NULL, "ppi0_8b"),
-#elif IS_ENABLED(CONFIG_VIDEO_VS6624)
- PIN_MAP_MUX_GROUP_DEFAULT("bfin_capture.0", "pinctrl-adi2.0", NULL, "ppi0_16b"),
-#else
- PIN_MAP_MUX_GROUP_DEFAULT("bfin_capture.0", "pinctrl-adi2.0", NULL, "ppi0_24b"),
-#endif
+ PIN_MAP_MUX_GROUP_DEFAULT("bf609_nl8048.2", "pinctrl-adi2.0", "ppi2_16bgrp", "ppi2"),
+ PIN_MAP_MUX_GROUP("bfin_display.0", "8bit", "pinctrl-adi2.0", "ppi2_8bgrp", "ppi2"),
+ PIN_MAP_MUX_GROUP_DEFAULT("bfin_display.0", "pinctrl-adi2.0", "ppi2_16bgrp", "ppi2"),
+ PIN_MAP_MUX_GROUP("bfin_display.0", "16bit", "pinctrl-adi2.0", "ppi2_16bgrp", "ppi2"),
+ PIN_MAP_MUX_GROUP("bfin_capture.0", "8bit", "pinctrl-adi2.0", "ppi0_8bgrp", "ppi0"),
+ PIN_MAP_MUX_GROUP_DEFAULT("bfin_capture.0", "pinctrl-adi2.0", "ppi0_16bgrp", "ppi0"),
+ PIN_MAP_MUX_GROUP("bfin_capture.0", "16bit", "pinctrl-adi2.0", "ppi0_16bgrp", "ppi0"),
+ PIN_MAP_MUX_GROUP("bfin_capture.0", "24bit", "pinctrl-adi2.0", "ppi0_24bgrp", "ppi0"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.0", "pinctrl-adi2.0", NULL, "sport0"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.0", "pinctrl-adi2.0", NULL, "sport0"),
PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.1", "pinctrl-adi2.0", NULL, "sport1"),
diff --git a/arch/blackfin/mach-bf609/include/mach/pm.h b/arch/blackfin/mach-bf609/include/mach/pm.h
index 3ca0fb96563..a1efd936dd3 100644
--- a/arch/blackfin/mach-bf609/include/mach/pm.h
+++ b/arch/blackfin/mach-bf609/include/mach/pm.h
@@ -10,6 +10,7 @@
#define __MACH_BF609_PM_H__
#include <linux/suspend.h>
+#include <linux/platform_device.h>
extern int bfin609_pm_enter(suspend_state_t state);
extern int bf609_pm_prepare(void);
@@ -19,6 +20,6 @@ void bf609_hibernate(void);
void bfin_sec_raise_irq(unsigned int sid);
void coreb_enable(void);
-int bf609_nor_flash_init(void);
-void bf609_nor_flash_exit(void);
+int bf609_nor_flash_init(struct platform_device *pdev);
+void bf609_nor_flash_exit(struct platform_device *pdev);
#endif
diff --git a/arch/blackfin/mach-bf609/pm.c b/arch/blackfin/mach-bf609/pm.c
index 0cdd6955c7b..b1bfcf434d1 100644
--- a/arch/blackfin/mach-bf609/pm.c
+++ b/arch/blackfin/mach-bf609/pm.c
@@ -291,13 +291,13 @@ static struct bfin_cpu_pm_fns bf609_cpu_pm = {
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static int smc_pm_syscore_suspend(void)
{
- bf609_nor_flash_exit();
+ bf609_nor_flash_exit(NULL);
return 0;
}
static void smc_pm_syscore_resume(void)
{
- bf609_nor_flash_init();
+ bf609_nor_flash_init(NULL);
}
static struct syscore_ops smc_pm_syscore_ops = {
diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
index 867b7cef204..1f94784eab6 100644
--- a/arch/blackfin/mach-common/ints-priority.c
+++ b/arch/blackfin/mach-common/ints-priority.c
@@ -1208,8 +1208,6 @@ int __init init_arch_irq(void)
bfin_sec_set_priority(CONFIG_SEC_IRQ_PRIORITY_LEVELS, sec_int_priority);
- bfin_sec_set_priority(CONFIG_SEC_IRQ_PRIORITY_LEVELS, sec_int_priority);
-
/* Enable interrupts IVG7-15 */
bfin_irq_flags |= IMASK_IVG15 |
IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 |
diff --git a/arch/m68k/kernel/head.S b/arch/m68k/kernel/head.S
index dbb118e1a4e..a54788458ca 100644
--- a/arch/m68k/kernel/head.S
+++ b/arch/m68k/kernel/head.S
@@ -921,7 +921,8 @@ L(nocon):
jls 1f
lsrl #1,%d1
1:
- movel %d1,m68k_init_mapped_size
+ lea %pc@(m68k_init_mapped_size),%a0
+ movel %d1,%a0@
mmu_map #PAGE_OFFSET,%pc@(L(phys_kernel_start)),%d1,\
%pc@(m68k_supervisor_cachemode)
diff --git a/arch/m68k/kernel/time.c b/arch/m68k/kernel/time.c
index 958f1adb9d0..3857737e395 100644
--- a/arch/m68k/kernel/time.c
+++ b/arch/m68k/kernel/time.c
@@ -11,6 +11,7 @@
*/
#include <linux/errno.h>
+#include <linux/export.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/kernel.h>
@@ -30,6 +31,7 @@
unsigned long (*mach_random_get_entropy)(void);
+EXPORT_SYMBOL_GPL(mach_random_get_entropy);
/*
diff --git a/arch/parisc/include/uapi/asm/signal.h b/arch/parisc/include/uapi/asm/signal.h
index a2fa297196b..f5645d6a89f 100644
--- a/arch/parisc/include/uapi/asm/signal.h
+++ b/arch/parisc/include/uapi/asm/signal.h
@@ -69,8 +69,6 @@
#define SA_NOMASK SA_NODEFER
#define SA_ONESHOT SA_RESETHAND
-#define SA_RESTORER 0x04000000 /* obsolete -- ignored */
-
#define MINSIGSTKSZ 2048
#define SIGSTKSZ 8192
diff --git a/arch/parisc/kernel/hardware.c b/arch/parisc/kernel/hardware.c
index 608716f8496..af3bc359dc7 100644
--- a/arch/parisc/kernel/hardware.c
+++ b/arch/parisc/kernel/hardware.c
@@ -1210,7 +1210,8 @@ static struct hp_hardware hp_hardware_list[] = {
{HPHW_FIO, 0x004, 0x00320, 0x0, "Metheus Frame Buffer"},
{HPHW_FIO, 0x004, 0x00340, 0x0, "BARCO CX4500 VME Grphx Cnsl"},
{HPHW_FIO, 0x004, 0x00360, 0x0, "Hughes TOG VME FDDI"},
- {HPHW_FIO, 0x076, 0x000AD, 0x00, "Crestone Peak RS-232"},
+ {HPHW_FIO, 0x076, 0x000AD, 0x0, "Crestone Peak Core RS-232"},
+ {HPHW_FIO, 0x077, 0x000AD, 0x0, "Crestone Peak Fast? Core RS-232"},
{HPHW_IOA, 0x185, 0x0000B, 0x00, "Java BC Summit Port"},
{HPHW_IOA, 0x1FF, 0x0000B, 0x00, "Hitachi Ghostview Summit Port"},
{HPHW_IOA, 0x580, 0x0000B, 0x10, "U2-IOA BC Runway Port"},
diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c
index bb9f3b64de5..93c1963d76f 100644
--- a/arch/parisc/kernel/sys_parisc32.c
+++ b/arch/parisc/kernel/sys_parisc32.c
@@ -4,6 +4,7 @@
* Copyright (C) 2000-2001 Hewlett Packard Company
* Copyright (C) 2000 John Marvin
* Copyright (C) 2001 Matthew Wilcox
+ * Copyright (C) 2014 Helge Deller <deller@gmx.de>
*
* These routines maintain argument size conversion between 32bit and 64bit
* environment. Based heavily on sys_ia32.c and sys_sparc32.c.
@@ -11,44 +12,8 @@
#include <linux/compat.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/fs.h>
-#include <linux/mm.h>
-#include <linux/file.h>
-#include <linux/signal.h>
-#include <linux/resource.h>
-#include <linux/times.h>
-#include <linux/time.h>
-#include <linux/smp.h>
-#include <linux/sem.h>
-#include <linux/shm.h>
-#include <linux/slab.h>
-#include <linux/uio.h>
-#include <linux/ncp_fs.h>
-#include <linux/poll.h>
-#include <linux/personality.h>
-#include <linux/stat.h>
-#include <linux/highmem.h>
-#include <linux/highuid.h>
-#include <linux/mman.h>
-#include <linux/binfmts.h>
-#include <linux/namei.h>
-#include <linux/vfs.h>
-#include <linux/ptrace.h>
-#include <linux/swap.h>
#include <linux/syscalls.h>
-#include <asm/types.h>
-#include <asm/uaccess.h>
-#include <asm/mmu_context.h>
-
-#undef DEBUG
-
-#ifdef DEBUG
-#define DBG(x) printk x
-#else
-#define DBG(x)
-#endif
asmlinkage long sys32_unimplemented(int r26, int r25, int r24, int r23,
int r22, int r21, int r20)
@@ -57,3 +22,12 @@ asmlinkage long sys32_unimplemented(int r26, int r25, int r24, int r23,
current->comm, current->pid, r20);
return -ENOSYS;
}
+
+asmlinkage long sys32_fanotify_mark(compat_int_t fanotify_fd, compat_uint_t flags,
+ compat_uint_t mask0, compat_uint_t mask1, compat_int_t dfd,
+ const char __user * pathname)
+{
+ return sys_fanotify_mark(fanotify_fd, flags,
+ ((__u64)mask1 << 32) | mask0,
+ dfd, pathname);
+}
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index c5fa7a697fb..84c5d3a58fa 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -418,7 +418,7 @@
ENTRY_SAME(accept4) /* 320 */
ENTRY_SAME(prlimit64)
ENTRY_SAME(fanotify_init)
- ENTRY_COMP(fanotify_mark)
+ ENTRY_DIFF(fanotify_mark)
ENTRY_COMP(clock_adjtime)
ENTRY_SAME(name_to_handle_at) /* 325 */
ENTRY_COMP(open_by_handle_at)
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index ae085ad0fba..0bef864264c 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -728,7 +728,6 @@ static void __init pagetable_init(void)
#endif
empty_zero_page = alloc_bootmem_pages(PAGE_SIZE);
- memset(empty_zero_page, 0, PAGE_SIZE);
}
static void __init gateway_init(void)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index bd6dd6ed3a9..80b94b0add1 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -145,6 +145,7 @@ config PPC
select HAVE_IRQ_EXIT_ON_IRQ_STACK
select ARCH_USE_CMPXCHG_LOCKREF if PPC64
select HAVE_ARCH_AUDITSYSCALL
+ select ARCH_SUPPORTS_ATOMIC_RMW
config GENERIC_CSUM
def_bool CPU_LITTLE_ENDIAN
@@ -414,7 +415,7 @@ config KEXEC
config CRASH_DUMP
bool "Build a kdump crash kernel"
depends on PPC64 || 6xx || FSL_BOOKE || (44x && !SMP)
- select RELOCATABLE if PPC64 || 44x || FSL_BOOKE
+ select RELOCATABLE if (PPC64 && !COMPILE_TEST) || 44x || FSL_BOOKE
help
Build a kernel suitable for use as a kdump capture kernel.
The same kernel binary can be used as production kernel and dump
@@ -1017,6 +1018,7 @@ endmenu
if PPC64
config RELOCATABLE
bool "Build a relocatable kernel"
+ depends on !COMPILE_TEST
select NONSTATIC_KERNEL
help
This builds a kernel image that is capable of running anywhere
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index bc2347774f0..0fdd7eece6d 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -447,6 +447,7 @@ extern const char *powerpc_base_platform;
CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \
CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP)
#define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG)
+#define CPU_FTRS_POWER8_DD1 (CPU_FTRS_POWER8 & ~CPU_FTR_DBELL)
#define CPU_FTRS_CELL (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h
index 807014dde82..c2b4dcf23d0 100644
--- a/arch/powerpc/include/asm/mmu-hash64.h
+++ b/arch/powerpc/include/asm/mmu-hash64.h
@@ -22,6 +22,7 @@
*/
#include <asm/pgtable-ppc64.h>
#include <asm/bug.h>
+#include <asm/processor.h>
/*
* Segment table
@@ -496,7 +497,7 @@ extern void slb_set_size(u16 size);
*/
struct subpage_prot_table {
unsigned long maxaddr; /* only addresses < this are protected */
- unsigned int **protptrs[2];
+ unsigned int **protptrs[(TASK_SIZE_USER64 >> 43)];
unsigned int *low_prot[4];
};
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index f8d1d6dcf7d..e61f24ed4e6 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -19,8 +19,7 @@
#define MMU_FTR_TYPE_40x ASM_CONST(0x00000004)
#define MMU_FTR_TYPE_44x ASM_CONST(0x00000008)
#define MMU_FTR_TYPE_FSL_E ASM_CONST(0x00000010)
-#define MMU_FTR_TYPE_3E ASM_CONST(0x00000020)
-#define MMU_FTR_TYPE_47x ASM_CONST(0x00000040)
+#define MMU_FTR_TYPE_47x ASM_CONST(0x00000020)
/*
* This is individual features
@@ -106,13 +105,6 @@
MMU_FTR_CI_LARGE_PAGE
#define MMU_FTRS_PA6T MMU_FTRS_DEFAULT_HPTE_ARCH_V2 | \
MMU_FTR_CI_LARGE_PAGE | MMU_FTR_NO_SLBIE_B
-#define MMU_FTRS_A2 MMU_FTR_TYPE_3E | MMU_FTR_USE_TLBILX | \
- MMU_FTR_USE_TLBIVAX_BCAST | \
- MMU_FTR_LOCK_BCAST_INVAL | \
- MMU_FTR_USE_TLBRSRV | \
- MMU_FTR_USE_PAIRED_MAS | \
- MMU_FTR_TLBIEL | \
- MMU_FTR_16M_PAGE
#ifndef __ASSEMBLY__
#include <asm/cputable.h>
diff --git a/arch/powerpc/include/asm/perf_event_server.h b/arch/powerpc/include/asm/perf_event_server.h
index 9ed737146db..b3e936027b2 100644
--- a/arch/powerpc/include/asm/perf_event_server.h
+++ b/arch/powerpc/include/asm/perf_event_server.h
@@ -61,8 +61,7 @@ struct power_pmu {
#define PPMU_SIAR_VALID 0x00000010 /* Processor has SIAR Valid bit */
#define PPMU_HAS_SSLOT 0x00000020 /* Has sampled slot in MMCRA */
#define PPMU_HAS_SIER 0x00000040 /* Has SIER */
-#define PPMU_BHRB 0x00000080 /* has BHRB feature enabled */
-#define PPMU_EBB 0x00000100 /* supports event based branch */
+#define PPMU_ARCH_207S 0x00000080 /* PMC is architecture v2.07S */
/*
* Values for flags to get_alternatives()
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 965291b4c2f..0c157642c2a 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -527,6 +527,26 @@ static struct cpu_spec __initdata cpu_specs[] = {
.machine_check_early = __machine_check_early_realmode_p8,
.platform = "power8",
},
+ { /* Power8 DD1: Does not support doorbell IPIs */
+ .pvr_mask = 0xffffff00,
+ .pvr_value = 0x004d0100,
+ .cpu_name = "POWER8 (raw)",
+ .cpu_features = CPU_FTRS_POWER8_DD1,
+ .cpu_user_features = COMMON_USER_POWER8,
+ .cpu_user_features2 = COMMON_USER2_POWER8,
+ .mmu_features = MMU_FTRS_POWER8,
+ .icache_bsize = 128,
+ .dcache_bsize = 128,
+ .num_pmcs = 6,
+ .pmc_type = PPC_PMC_IBM,
+ .oprofile_cpu_type = "ppc64/power8",
+ .oprofile_type = PPC_OPROFILE_INVALID,
+ .cpu_setup = __setup_cpu_power8,
+ .cpu_restore = __restore_cpu_power8,
+ .flush_tlb = __flush_tlb_power8,
+ .machine_check_early = __machine_check_early_realmode_p8,
+ .platform = "power8",
+ },
{ /* Power8 */
.pvr_mask = 0xffff0000,
.pvr_value = 0x004d0000,
diff --git a/arch/powerpc/kernel/idle_power7.S b/arch/powerpc/kernel/idle_power7.S
index 2480256272d..5cf3d367190 100644
--- a/arch/powerpc/kernel/idle_power7.S
+++ b/arch/powerpc/kernel/idle_power7.S
@@ -131,7 +131,7 @@ _GLOBAL(power7_nap)
_GLOBAL(power7_sleep)
li r3,1
- li r4,0
+ li r4,1
b power7_powersave_common
/* No return */
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index 658e89d2025..db2b482af65 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -611,17 +611,19 @@ static void rtas_flash_firmware(int reboot_type)
for (f = flist; f; f = next) {
/* Translate data addrs to absolute */
for (i = 0; i < f->num_blocks; i++) {
- f->blocks[i].data = (char *)__pa(f->blocks[i].data);
+ f->blocks[i].data = (char *)cpu_to_be64(__pa(f->blocks[i].data));
image_size += f->blocks[i].length;
+ f->blocks[i].length = cpu_to_be64(f->blocks[i].length);
}
next = f->next;
/* Don't translate NULL pointer for last entry */
if (f->next)
- f->next = (struct flash_block_list *)__pa(f->next);
+ f->next = (struct flash_block_list *)cpu_to_be64(__pa(f->next));
else
f->next = NULL;
/* make num_blocks into the version/length field */
f->num_blocks = (FLASH_BLOCK_LIST_VERSION << 56) | ((f->num_blocks+1)*16);
+ f->num_blocks = cpu_to_be64(f->num_blocks);
}
printk(KERN_ALERT "FLASH: flash image is %ld bytes\n", image_size);
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 51a3ff78838..1007fb802e6 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -747,7 +747,7 @@ int setup_profiling_timer(unsigned int multiplier)
#ifdef CONFIG_SCHED_SMT
/* cpumask of CPUs with asymetric SMT dependancy */
-static const int powerpc_smt_flags(void)
+static int powerpc_smt_flags(void)
{
int flags = SD_SHARE_CPUCAPACITY | SD_SHARE_PKG_RESOURCES;
diff --git a/arch/powerpc/kvm/book3s_hv_interrupts.S b/arch/powerpc/kvm/book3s_hv_interrupts.S
index 8c86422a1e3..731be7478b2 100644
--- a/arch/powerpc/kvm/book3s_hv_interrupts.S
+++ b/arch/powerpc/kvm/book3s_hv_interrupts.S
@@ -127,11 +127,6 @@ BEGIN_FTR_SECTION
stw r10, HSTATE_PMC + 24(r13)
stw r11, HSTATE_PMC + 28(r13)
END_FTR_SECTION_IFSET(CPU_FTR_ARCH_201)
-BEGIN_FTR_SECTION
- mfspr r9, SPRN_SIER
- std r8, HSTATE_MMCR + 40(r13)
- std r9, HSTATE_MMCR + 48(r13)
-END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
31:
/*
diff --git a/arch/powerpc/lib/mem_64.S b/arch/powerpc/lib/mem_64.S
index 0738f96befb..43435c6892f 100644
--- a/arch/powerpc/lib/mem_64.S
+++ b/arch/powerpc/lib/mem_64.S
@@ -77,7 +77,7 @@ _GLOBAL(memset)
stb r4,0(r6)
blr
-_GLOBAL(memmove)
+_GLOBAL_TOC(memmove)
cmplw 0,r3,r4
bgt backwards_memcpy
b memcpy
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index 412dd46dd0b..5c09f365c84 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -1198,7 +1198,7 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
sh = regs->gpr[rb] & 0x3f;
ival = (signed int) regs->gpr[rd];
regs->gpr[ra] = ival >> (sh < 32 ? sh : 31);
- if (ival < 0 && (sh >= 32 || (ival & ((1 << sh) - 1)) != 0))
+ if (ival < 0 && (sh >= 32 || (ival & ((1ul << sh) - 1)) != 0))
regs->xer |= XER_CA;
else
regs->xer &= ~XER_CA;
@@ -1208,7 +1208,7 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
sh = rb;
ival = (signed int) regs->gpr[rd];
regs->gpr[ra] = ival >> sh;
- if (ival < 0 && (ival & ((1 << sh) - 1)) != 0)
+ if (ival < 0 && (ival & ((1ul << sh) - 1)) != 0)
regs->xer |= XER_CA;
else
regs->xer &= ~XER_CA;
@@ -1216,7 +1216,7 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
#ifdef __powerpc64__
case 27: /* sld */
- sh = regs->gpr[rd] & 0x7f;
+ sh = regs->gpr[rb] & 0x7f;
if (sh < 64)
regs->gpr[ra] = regs->gpr[rd] << sh;
else
@@ -1235,7 +1235,7 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
sh = regs->gpr[rb] & 0x7f;
ival = (signed long int) regs->gpr[rd];
regs->gpr[ra] = ival >> (sh < 64 ? sh : 63);
- if (ival < 0 && (sh >= 64 || (ival & ((1 << sh) - 1)) != 0))
+ if (ival < 0 && (sh >= 64 || (ival & ((1ul << sh) - 1)) != 0))
regs->xer |= XER_CA;
else
regs->xer &= ~XER_CA;
@@ -1246,7 +1246,7 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
sh = rb | ((instr & 2) << 4);
ival = (signed long int) regs->gpr[rd];
regs->gpr[ra] = ival >> sh;
- if (ival < 0 && (ival & ((1 << sh) - 1)) != 0)
+ if (ival < 0 && (ival & ((1ul << sh) - 1)) != 0)
regs->xer |= XER_CA;
else
regs->xer &= ~XER_CA;
diff --git a/arch/powerpc/mm/mmu_context_nohash.c b/arch/powerpc/mm/mmu_context_nohash.c
index af3d78e1930..928ebe79668 100644
--- a/arch/powerpc/mm/mmu_context_nohash.c
+++ b/arch/powerpc/mm/mmu_context_nohash.c
@@ -410,17 +410,7 @@ void __init mmu_context_init(void)
} else if (mmu_has_feature(MMU_FTR_TYPE_47x)) {
first_context = 1;
last_context = 65535;
- } else
-#ifdef CONFIG_PPC_BOOK3E_MMU
- if (mmu_has_feature(MMU_FTR_TYPE_3E)) {
- u32 mmucfg = mfspr(SPRN_MMUCFG);
- u32 pid_bits = (mmucfg & MMUCFG_PIDSIZE_MASK)
- >> MMUCFG_PIDSIZE_SHIFT;
- first_context = 1;
- last_context = (1UL << (pid_bits + 1)) - 1;
- } else
-#endif
- {
+ } else {
first_context = 1;
last_context = 255;
}
diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c
index 6dcdadefd8d..82e82cadcde 100644
--- a/arch/powerpc/net/bpf_jit_comp.c
+++ b/arch/powerpc/net/bpf_jit_comp.c
@@ -390,12 +390,16 @@ static int bpf_jit_build_body(struct sk_filter *fp, u32 *image,
case BPF_ANC | SKF_AD_VLAN_TAG:
case BPF_ANC | SKF_AD_VLAN_TAG_PRESENT:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, vlan_tci) != 2);
+ BUILD_BUG_ON(VLAN_TAG_PRESENT != 0x1000);
+
PPC_LHZ_OFFS(r_A, r_skb, offsetof(struct sk_buff,
vlan_tci));
- if (code == (BPF_ANC | SKF_AD_VLAN_TAG))
- PPC_ANDI(r_A, r_A, VLAN_VID_MASK);
- else
+ if (code == (BPF_ANC | SKF_AD_VLAN_TAG)) {
+ PPC_ANDI(r_A, r_A, ~VLAN_TAG_PRESENT);
+ } else {
PPC_ANDI(r_A, r_A, VLAN_TAG_PRESENT);
+ PPC_SRWI(r_A, r_A, 12);
+ }
break;
case BPF_ANC | SKF_AD_QUEUE:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff,
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index 4520c9356b5..fe52db2eea6 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -485,7 +485,7 @@ static bool is_ebb_event(struct perf_event *event)
* check that the PMU supports EBB, meaning those that don't can still
* use bit 63 of the event code for something else if they wish.
*/
- return (ppmu->flags & PPMU_EBB) &&
+ return (ppmu->flags & PPMU_ARCH_207S) &&
((event->attr.config >> PERF_EVENT_CONFIG_EBB_SHIFT) & 1);
}
@@ -777,7 +777,7 @@ void perf_event_print_debug(void)
if (ppmu->flags & PPMU_HAS_SIER)
sier = mfspr(SPRN_SIER);
- if (ppmu->flags & PPMU_EBB) {
+ if (ppmu->flags & PPMU_ARCH_207S) {
pr_info("MMCR2: %016lx EBBHR: %016lx\n",
mfspr(SPRN_MMCR2), mfspr(SPRN_EBBHR));
pr_info("EBBRR: %016lx BESCR: %016lx\n",
@@ -996,7 +996,22 @@ static void power_pmu_read(struct perf_event *event)
} while (local64_cmpxchg(&event->hw.prev_count, prev, val) != prev);
local64_add(delta, &event->count);
- local64_sub(delta, &event->hw.period_left);
+
+ /*
+ * A number of places program the PMC with (0x80000000 - period_left).
+ * We never want period_left to be less than 1 because we will program
+ * the PMC with a value >= 0x800000000 and an edge detected PMC will
+ * roll around to 0 before taking an exception. We have seen this
+ * on POWER8.
+ *
+ * To fix this, clamp the minimum value of period_left to 1.
+ */
+ do {
+ prev = local64_read(&event->hw.period_left);
+ val = prev - delta;
+ if (val < 1)
+ val = 1;
+ } while (local64_cmpxchg(&event->hw.period_left, prev, val) != prev);
}
/*
@@ -1292,6 +1307,9 @@ static void power_pmu_enable(struct pmu *pmu)
out_enable:
pmao_restore_workaround(ebb);
+ if (ppmu->flags & PPMU_ARCH_207S)
+ mtspr(SPRN_MMCR2, 0);
+
mmcr0 = ebb_switch_in(ebb, cpuhw->mmcr[0]);
mb();
@@ -1696,7 +1714,7 @@ static int power_pmu_event_init(struct perf_event *event)
if (has_branch_stack(event)) {
/* PMU has BHRB enabled */
- if (!(ppmu->flags & PPMU_BHRB))
+ if (!(ppmu->flags & PPMU_ARCH_207S))
return -EOPNOTSUPP;
}
diff --git a/arch/powerpc/perf/power8-pmu.c b/arch/powerpc/perf/power8-pmu.c
index fe2763b6e03..639cd915658 100644
--- a/arch/powerpc/perf/power8-pmu.c
+++ b/arch/powerpc/perf/power8-pmu.c
@@ -792,7 +792,7 @@ static struct power_pmu power8_pmu = {
.get_constraint = power8_get_constraint,
.get_alternatives = power8_get_alternatives,
.disable_pmc = power8_disable_pmc,
- .flags = PPMU_HAS_SSLOT | PPMU_HAS_SIER | PPMU_BHRB | PPMU_EBB,
+ .flags = PPMU_HAS_SSLOT | PPMU_HAS_SIER | PPMU_ARCH_207S,
.n_generic = ARRAY_SIZE(power8_generic_events),
.generic_events = power8_generic_events,
.cache_events = &power8_cache_events,
diff --git a/arch/powerpc/platforms/cell/spu_syscalls.c b/arch/powerpc/platforms/cell/spu_syscalls.c
index 38e0a1a5cec..5e6e0bad6db 100644
--- a/arch/powerpc/platforms/cell/spu_syscalls.c
+++ b/arch/powerpc/platforms/cell/spu_syscalls.c
@@ -111,6 +111,7 @@ asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, __u32 __user *ustatus)
return ret;
}
+#ifdef CONFIG_COREDUMP
int elf_coredump_extra_notes_size(void)
{
struct spufs_calls *calls;
@@ -142,6 +143,7 @@ int elf_coredump_extra_notes_write(struct coredump_params *cprm)
return ret;
}
+#endif
void notify_spus_active(void)
{
diff --git a/arch/powerpc/platforms/cell/spufs/Makefile b/arch/powerpc/platforms/cell/spufs/Makefile
index b9d5d678aa4..52a7d2596d3 100644
--- a/arch/powerpc/platforms/cell/spufs/Makefile
+++ b/arch/powerpc/platforms/cell/spufs/Makefile
@@ -1,8 +1,9 @@
obj-$(CONFIG_SPU_FS) += spufs.o
-spufs-y += inode.o file.o context.o syscalls.o coredump.o
+spufs-y += inode.o file.o context.o syscalls.o
spufs-y += sched.o backing_ops.o hw_ops.o run.o gang.o
spufs-y += switch.o fault.o lscsa_alloc.o
+spufs-$(CONFIG_COREDUMP) += coredump.o
# magic for the trace events
CFLAGS_sched.o := -I$(src)
diff --git a/arch/powerpc/platforms/cell/spufs/syscalls.c b/arch/powerpc/platforms/cell/spufs/syscalls.c
index b045fdda484..a87200a535f 100644
--- a/arch/powerpc/platforms/cell/spufs/syscalls.c
+++ b/arch/powerpc/platforms/cell/spufs/syscalls.c
@@ -79,8 +79,10 @@ static long do_spu_create(const char __user *pathname, unsigned int flags,
struct spufs_calls spufs_calls = {
.create_thread = do_spu_create,
.spu_run = do_spu_run,
- .coredump_extra_notes_size = spufs_coredump_extra_notes_size,
- .coredump_extra_notes_write = spufs_coredump_extra_notes_write,
.notify_spus_active = do_notify_spus_active,
.owner = THIS_MODULE,
+#ifdef CONFIG_COREDUMP
+ .coredump_extra_notes_size = spufs_coredump_extra_notes_size,
+ .coredump_extra_notes_write = spufs_coredump_extra_notes_write,
+#endif
};
diff --git a/arch/powerpc/platforms/powernv/opal-elog.c b/arch/powerpc/platforms/powernv/opal-elog.c
index 10268c41d83..0ad533b617f 100644
--- a/arch/powerpc/platforms/powernv/opal-elog.c
+++ b/arch/powerpc/platforms/powernv/opal-elog.c
@@ -249,7 +249,7 @@ static void elog_work_fn(struct work_struct *work)
rc = opal_get_elog_size(&id, &size, &type);
if (rc != OPAL_SUCCESS) {
- pr_err("ELOG: Opal log read failed\n");
+ pr_err("ELOG: OPAL log info read failed\n");
return;
}
@@ -257,7 +257,7 @@ static void elog_work_fn(struct work_struct *work)
log_id = be64_to_cpu(id);
elog_type = be64_to_cpu(type);
- BUG_ON(elog_size > OPAL_MAX_ERRLOG_SIZE);
+ WARN_ON(elog_size > OPAL_MAX_ERRLOG_SIZE);
if (elog_size >= OPAL_MAX_ERRLOG_SIZE)
elog_size = OPAL_MAX_ERRLOG_SIZE;
diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index 022b38e6a80..2d0b4d68a40 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -86,6 +86,7 @@ static struct device_node *dlpar_parse_cc_node(struct cc_workarea *ccwa,
}
of_node_set_flag(dn, OF_DYNAMIC);
+ of_node_init(dn);
return dn;
}
diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c
index 0435bb65d0a..1c0a60d9886 100644
--- a/arch/powerpc/platforms/pseries/reconfig.c
+++ b/arch/powerpc/platforms/pseries/reconfig.c
@@ -69,6 +69,7 @@ static int pSeries_reconfig_add_node(const char *path, struct property *proplist
np->properties = proplist;
of_node_set_flag(np, OF_DYNAMIC);
+ of_node_init(np);
np->parent = derive_parent(path);
if (IS_ERR(np->parent)) {
diff --git a/arch/s390/include/asm/switch_to.h b/arch/s390/include/asm/switch_to.h
index df38c70cd59..18ea9e3f814 100644
--- a/arch/s390/include/asm/switch_to.h
+++ b/arch/s390/include/asm/switch_to.h
@@ -51,8 +51,8 @@ static inline int restore_fp_ctl(u32 *fpc)
return 0;
asm volatile(
- "0: lfpc %1\n"
- " la %0,0\n"
+ " lfpc %1\n"
+ "0: la %0,0\n"
"1:\n"
EX_TABLE(0b,1b)
: "=d" (rc) : "Q" (*fpc), "0" (-EINVAL));
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index 7ba7d678451..e88d35d7495 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -437,11 +437,11 @@ ENTRY(startup_kdump)
#if defined(CONFIG_64BIT)
#if defined(CONFIG_MARCH_ZEC12)
- .long 3, 0xc100efea, 0xf46ce800, 0x00400000
+ .long 3, 0xc100eff2, 0xf46ce800, 0x00400000
#elif defined(CONFIG_MARCH_Z196)
- .long 2, 0xc100efea, 0xf46c0000
+ .long 2, 0xc100eff2, 0xf46c0000
#elif defined(CONFIG_MARCH_Z10)
- .long 2, 0xc100efea, 0xf0680000
+ .long 2, 0xc100eff2, 0xf0680000
#elif defined(CONFIG_MARCH_Z9_109)
.long 1, 0xc100efc2
#elif defined(CONFIG_MARCH_Z990)
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 2d716734b5b..5dc7ad9e2fb 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -334,9 +334,14 @@ static int __poke_user(struct task_struct *child, addr_t addr, addr_t data)
unsigned long mask = PSW_MASK_USER;
mask |= is_ri_task(child) ? PSW_MASK_RI : 0;
- if ((data & ~mask) != PSW_USER_BITS)
+ if ((data ^ PSW_USER_BITS) & ~mask)
+ /* Invalid psw mask. */
+ return -EINVAL;
+ if ((data & PSW_MASK_ASC) == PSW_ASC_HOME)
+ /* Invalid address-space-control bits */
return -EINVAL;
if ((data & PSW_MASK_EA) && !(data & PSW_MASK_BA))
+ /* Invalid addressing mode bits */
return -EINVAL;
}
*(addr_t *)((addr_t) &task_pt_regs(child)->psw + addr) = data;
@@ -672,9 +677,12 @@ static int __poke_user_compat(struct task_struct *child,
mask |= is_ri_task(child) ? PSW32_MASK_RI : 0;
/* Build a 64 bit psw mask from 31 bit mask. */
- if ((tmp & ~mask) != PSW32_USER_BITS)
+ if ((tmp ^ PSW32_USER_BITS) & ~mask)
/* Invalid psw mask. */
return -EINVAL;
+ if ((data & PSW32_MASK_ASC) == PSW32_ASC_HOME)
+ /* Invalid address-space-control bits */
+ return -EINVAL;
regs->psw.mask = (regs->psw.mask & ~PSW_MASK_USER) |
(regs->psw.mask & PSW_MASK_BA) |
(__u64)(tmp & mask) << 32;
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 9ddc51eeb8d..30de42730b2 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -48,13 +48,10 @@
static LIST_HEAD(zpci_list);
static DEFINE_SPINLOCK(zpci_list_lock);
-static void zpci_enable_irq(struct irq_data *data);
-static void zpci_disable_irq(struct irq_data *data);
-
static struct irq_chip zpci_irq_chip = {
.name = "zPCI",
- .irq_unmask = zpci_enable_irq,
- .irq_mask = zpci_disable_irq,
+ .irq_unmask = unmask_msi_irq,
+ .irq_mask = mask_msi_irq,
};
static DECLARE_BITMAP(zpci_domain, ZPCI_NR_DEVICES);
@@ -244,43 +241,6 @@ static int zpci_cfg_store(struct zpci_dev *zdev, int offset, u32 val, u8 len)
return rc;
}
-static int zpci_msi_set_mask_bits(struct msi_desc *msi, u32 mask, u32 flag)
-{
- int offset, pos;
- u32 mask_bits;
-
- if (msi->msi_attrib.is_msix) {
- offset = msi->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE +
- PCI_MSIX_ENTRY_VECTOR_CTRL;
- msi->masked = readl(msi->mask_base + offset);
- writel(flag, msi->mask_base + offset);
- } else if (msi->msi_attrib.maskbit) {
- pos = (long) msi->mask_base;
- pci_read_config_dword(msi->dev, pos, &mask_bits);
- mask_bits &= ~(mask);
- mask_bits |= flag & mask;
- pci_write_config_dword(msi->dev, pos, mask_bits);
- } else
- return 0;
-
- msi->msi_attrib.maskbit = !!flag;
- return 1;
-}
-
-static void zpci_enable_irq(struct irq_data *data)
-{
- struct msi_desc *msi = irq_get_msi_desc(data->irq);
-
- zpci_msi_set_mask_bits(msi, 1, 0);
-}
-
-static void zpci_disable_irq(struct irq_data *data)
-{
- struct msi_desc *msi = irq_get_msi_desc(data->irq);
-
- zpci_msi_set_mask_bits(msi, 1, 1);
-}
-
void pcibios_fixup_bus(struct pci_bus *bus)
{
}
@@ -487,7 +447,10 @@ void arch_teardown_msi_irqs(struct pci_dev *pdev)
/* Release MSI interrupts */
list_for_each_entry(msi, &pdev->msi_list, list) {
- zpci_msi_set_mask_bits(msi, 1, 1);
+ if (msi->msi_attrib.is_msix)
+ default_msix_mask_irq(msi, 1);
+ else
+ default_msi_mask_irq(msi, 1, 1);
irq_set_msi_desc(msi->irq, NULL);
irq_free_desc(msi->irq);
msi->msg.address_lo = 0;
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index d4d16e4be07..bf5b3f5f496 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -32,7 +32,8 @@ endif
cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,)
cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \
- $(call cc-option,-m2a-nofpu,)
+ $(call cc-option,-m2a-nofpu,) \
+ $(call cc-option,-m4-nofpu,)
cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,)
cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \
$(call cc-option,-mno-implicit-fp,-m4-nofpu)
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 29f2e988c56..407c87d9879 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -78,6 +78,7 @@ config SPARC64
select HAVE_C_RECORDMCOUNT
select NO_BOOTMEM
select HAVE_ARCH_AUDITSYSCALL
+ select ARCH_SUPPORTS_ATOMIC_RMW
config ARCH_DEFCONFIG
string
diff --git a/arch/sparc/include/uapi/asm/unistd.h b/arch/sparc/include/uapi/asm/unistd.h
index b73274fb961..42f2bca1d33 100644
--- a/arch/sparc/include/uapi/asm/unistd.h
+++ b/arch/sparc/include/uapi/asm/unistd.h
@@ -410,8 +410,9 @@
#define __NR_finit_module 342
#define __NR_sched_setattr 343
#define __NR_sched_getattr 344
+#define __NR_renameat2 345
-#define NR_syscalls 345
+#define NR_syscalls 346
/* Bitmask values returned from kern_features system call. */
#define KERN_FEATURE_MIXED_MODE_STACK 0x00000001
diff --git a/arch/sparc/kernel/sys32.S b/arch/sparc/kernel/sys32.S
index d066eb18650..f834224208e 100644
--- a/arch/sparc/kernel/sys32.S
+++ b/arch/sparc/kernel/sys32.S
@@ -48,6 +48,7 @@ SIGN1(sys32_futex, compat_sys_futex, %o1)
SIGN1(sys32_recvfrom, compat_sys_recvfrom, %o0)
SIGN1(sys32_recvmsg, compat_sys_recvmsg, %o0)
SIGN1(sys32_sendmsg, compat_sys_sendmsg, %o0)
+SIGN2(sys32_renameat2, sys_renameat2, %o0, %o2)
.globl sys32_mmap2
sys32_mmap2:
diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S
index 151ace8766c..85fe9b1087c 100644
--- a/arch/sparc/kernel/systbls_32.S
+++ b/arch/sparc/kernel/systbls_32.S
@@ -86,3 +86,4 @@ sys_call_table:
/*330*/ .long sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime
/*335*/ .long sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev
/*340*/ .long sys_ni_syscall, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
+/*345*/ .long sys_renameat2
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
index 4bd4e2bb26c..33ecba2826e 100644
--- a/arch/sparc/kernel/systbls_64.S
+++ b/arch/sparc/kernel/systbls_64.S
@@ -87,6 +87,7 @@ sys_call_table32:
/*330*/ .word compat_sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, compat_sys_open_by_handle_at, compat_sys_clock_adjtime
.word sys_syncfs, compat_sys_sendmmsg, sys_setns, compat_sys_process_vm_readv, compat_sys_process_vm_writev
/*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
+ .word sys32_renameat2
#endif /* CONFIG_COMPAT */
@@ -165,3 +166,4 @@ sys_call_table:
/*330*/ .word sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime
.word sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev
/*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
+ .word sys_renameat2
diff --git a/arch/um/kernel/tlb.c b/arch/um/kernel/tlb.c
index 9472079471b..f1b3eb14b85 100644
--- a/arch/um/kernel/tlb.c
+++ b/arch/um/kernel/tlb.c
@@ -12,6 +12,7 @@
#include <mem_user.h>
#include <os.h>
#include <skas.h>
+#include <kern_util.h>
struct host_vm_change {
struct host_vm_op {
@@ -124,6 +125,9 @@ static int add_munmap(unsigned long addr, unsigned long len,
struct host_vm_op *last;
int ret = 0;
+ if ((addr >= STUB_START) && (addr < STUB_END))
+ return -EINVAL;
+
if (hvc->index != 0) {
last = &hvc->ops[hvc->index - 1];
if ((last->type == MUNMAP) &&
@@ -283,8 +287,11 @@ void fix_range_common(struct mm_struct *mm, unsigned long start_addr,
/* This is not an else because ret is modified above */
if (ret) {
printk(KERN_ERR "fix_range_common: failed, killing current "
- "process\n");
+ "process: %d\n", task_tgid_vnr(current));
+ /* We are under mmap_sem, release it such that current can terminate */
+ up_write(&current->mm->mmap_sem);
force_sig(SIGKILL, current);
+ do_signal();
}
}
diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c
index 974b87474a9..5678c3571e7 100644
--- a/arch/um/kernel/trap.c
+++ b/arch/um/kernel/trap.c
@@ -206,7 +206,7 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user,
int is_write = FAULT_WRITE(fi);
unsigned long address = FAULT_ADDRESS(fi);
- if (regs)
+ if (!is_user && regs)
current->thread.segv_regs = container_of(regs, struct pt_regs, regs);
if (!is_user && (address >= start_vm) && (address < end_vm)) {
diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c
index d531879a461..908579f2b0a 100644
--- a/arch/um/os-Linux/skas/process.c
+++ b/arch/um/os-Linux/skas/process.c
@@ -54,7 +54,7 @@ static int ptrace_dump_regs(int pid)
void wait_stub_done(int pid)
{
- int n, status, err, bad_stop = 0;
+ int n, status, err;
while (1) {
CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED | __WALL));
@@ -74,8 +74,6 @@ void wait_stub_done(int pid)
if (((1 << WSTOPSIG(status)) & STUB_DONE_MASK) != 0)
return;
- else
- bad_stop = 1;
bad_wait:
err = ptrace_dump_regs(pid);
@@ -85,10 +83,7 @@ bad_wait:
printk(UM_KERN_ERR "wait_stub_done : failed to wait for SIGTRAP, "
"pid = %d, n = %d, errno = %d, status = 0x%x\n", pid, n, errno,
status);
- if (bad_stop)
- kill(pid, SIGKILL);
- else
- fatal_sigsegv();
+ fatal_sigsegv();
}
extern unsigned long current_stub_stack(void);
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index a8f749ef0fd..d24887b645d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -131,6 +131,7 @@ config X86
select HAVE_CC_STACKPROTECTOR
select GENERIC_CPU_AUTOPROBE
select HAVE_ARCH_AUDITSYSCALL
+ select ARCH_SUPPORTS_ATOMIC_RMW
config INSTRUCTION_DECODER
def_bool y
diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index 84c223479e3..7a6d43a554d 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -91,10 +91,9 @@ bs_die:
.section ".bsdata", "a"
bugger_off_msg:
- .ascii "Direct floppy boot is not supported. "
- .ascii "Use a boot loader program instead.\r\n"
+ .ascii "Use a boot loader.\r\n"
.ascii "\n"
- .ascii "Remove disk and press any key to reboot ...\r\n"
+ .ascii "Remove disk and press any key to reboot...\r\n"
.byte 0
#ifdef CONFIG_EFI_STUB
@@ -108,7 +107,7 @@ coff_header:
#else
.word 0x8664 # x86-64
#endif
- .word 3 # nr_sections
+ .word 4 # nr_sections
.long 0 # TimeDateStamp
.long 0 # PointerToSymbolTable
.long 1 # NumberOfSymbols
@@ -250,6 +249,25 @@ section_table:
.word 0 # NumberOfLineNumbers
.long 0x60500020 # Characteristics (section flags)
+ #
+ # The offset & size fields are filled in by build.c.
+ #
+ .ascii ".bss"
+ .byte 0
+ .byte 0
+ .byte 0
+ .byte 0
+ .long 0
+ .long 0x0
+ .long 0 # Size of initialized data
+ # on disk
+ .long 0x0
+ .long 0 # PointerToRelocations
+ .long 0 # PointerToLineNumbers
+ .word 0 # NumberOfRelocations
+ .word 0 # NumberOfLineNumbers
+ .long 0xc8000080 # Characteristics (section flags)
+
#endif /* CONFIG_EFI_STUB */
# Kernel attributes; used by setup. This is part 1 of the
diff --git a/arch/x86/boot/tools/build.c b/arch/x86/boot/tools/build.c
index 1a2f2121cad..a7661c430cd 100644
--- a/arch/x86/boot/tools/build.c
+++ b/arch/x86/boot/tools/build.c
@@ -143,7 +143,7 @@ static void usage(void)
#ifdef CONFIG_EFI_STUB
-static void update_pecoff_section_header(char *section_name, u32 offset, u32 size)
+static void update_pecoff_section_header_fields(char *section_name, u32 vma, u32 size, u32 datasz, u32 offset)
{
unsigned int pe_header;
unsigned short num_sections;
@@ -164,10 +164,10 @@ static void update_pecoff_section_header(char *section_name, u32 offset, u32 siz
put_unaligned_le32(size, section + 0x8);
/* section header vma field */
- put_unaligned_le32(offset, section + 0xc);
+ put_unaligned_le32(vma, section + 0xc);
/* section header 'size of initialised data' field */
- put_unaligned_le32(size, section + 0x10);
+ put_unaligned_le32(datasz, section + 0x10);
/* section header 'file offset' field */
put_unaligned_le32(offset, section + 0x14);
@@ -179,6 +179,11 @@ static void update_pecoff_section_header(char *section_name, u32 offset, u32 siz
}
}
+static void update_pecoff_section_header(char *section_name, u32 offset, u32 size)
+{
+ update_pecoff_section_header_fields(section_name, offset, size, size, offset);
+}
+
static void update_pecoff_setup_and_reloc(unsigned int size)
{
u32 setup_offset = 0x200;
@@ -203,9 +208,6 @@ static void update_pecoff_text(unsigned int text_start, unsigned int file_sz)
pe_header = get_unaligned_le32(&buf[0x3c]);
- /* Size of image */
- put_unaligned_le32(file_sz, &buf[pe_header + 0x50]);
-
/*
* Size of code: Subtract the size of the first sector (512 bytes)
* which includes the header.
@@ -220,6 +222,22 @@ static void update_pecoff_text(unsigned int text_start, unsigned int file_sz)
update_pecoff_section_header(".text", text_start, text_sz);
}
+static void update_pecoff_bss(unsigned int file_sz, unsigned int init_sz)
+{
+ unsigned int pe_header;
+ unsigned int bss_sz = init_sz - file_sz;
+
+ pe_header = get_unaligned_le32(&buf[0x3c]);
+
+ /* Size of uninitialized data */
+ put_unaligned_le32(bss_sz, &buf[pe_header + 0x24]);
+
+ /* Size of image */
+ put_unaligned_le32(init_sz, &buf[pe_header + 0x50]);
+
+ update_pecoff_section_header_fields(".bss", file_sz, bss_sz, 0, 0);
+}
+
static int reserve_pecoff_reloc_section(int c)
{
/* Reserve 0x20 bytes for .reloc section */
@@ -259,6 +277,8 @@ static void efi_stub_entry_update(void)
static inline void update_pecoff_setup_and_reloc(unsigned int size) {}
static inline void update_pecoff_text(unsigned int text_start,
unsigned int file_sz) {}
+static inline void update_pecoff_bss(unsigned int file_sz,
+ unsigned int init_sz) {}
static inline void efi_stub_defaults(void) {}
static inline void efi_stub_entry_update(void) {}
@@ -310,7 +330,7 @@ static void parse_zoffset(char *fname)
int main(int argc, char ** argv)
{
- unsigned int i, sz, setup_sectors;
+ unsigned int i, sz, setup_sectors, init_sz;
int c;
u32 sys_size;
struct stat sb;
@@ -376,7 +396,9 @@ int main(int argc, char ** argv)
buf[0x1f1] = setup_sectors-1;
put_unaligned_le32(sys_size, &buf[0x1f4]);
- update_pecoff_text(setup_sectors * 512, sz + i + ((sys_size * 16) - sz));
+ update_pecoff_text(setup_sectors * 512, i + (sys_size * 16));
+ init_sz = get_unaligned_le32(&buf[0x260]);
+ update_pecoff_bss(i + (sys_size * 16), init_sz);
efi_stub_entry_update();
diff --git a/arch/x86/crypto/sha512_ssse3_glue.c b/arch/x86/crypto/sha512_ssse3_glue.c
index f30cd10293f..8626b03e83b 100644
--- a/arch/x86/crypto/sha512_ssse3_glue.c
+++ b/arch/x86/crypto/sha512_ssse3_glue.c
@@ -141,7 +141,7 @@ static int sha512_ssse3_final(struct shash_desc *desc, u8 *out)
/* save number of bits */
bits[1] = cpu_to_be64(sctx->count[0] << 3);
- bits[0] = cpu_to_be64(sctx->count[1] << 3) | sctx->count[0] >> 61;
+ bits[0] = cpu_to_be64(sctx->count[1] << 3 | sctx->count[0] >> 61);
/* Pad out to 112 mod 128 and append length */
index = sctx->count[0] & 0x7f;
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
index f3a1f04ed4c..58487445141 100644
--- a/arch/x86/kernel/apm_32.c
+++ b/arch/x86/kernel/apm_32.c
@@ -841,7 +841,6 @@ static int apm_do_idle(void)
u32 eax;
u8 ret = 0;
int idled = 0;
- int polling;
int err = 0;
if (!need_resched()) {
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index a80029035bf..f9e4fdd3b87 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -370,6 +370,17 @@ static void init_intel(struct cpuinfo_x86 *c)
*/
detect_extended_topology(c);
+ if (!cpu_has(c, X86_FEATURE_XTOPOLOGY)) {
+ /*
+ * let's use the legacy cpuid vector 0x1 and 0x4 for topology
+ * detection.
+ */
+ c->x86_max_cores = intel_num_cpu_cores(c);
+#ifdef CONFIG_X86_32
+ detect_ht(c);
+#endif
+ }
+
l2 = init_intel_cacheinfo(c);
if (c->cpuid_level > 9) {
unsigned eax = cpuid_eax(10);
@@ -438,17 +449,6 @@ static void init_intel(struct cpuinfo_x86 *c)
set_cpu_cap(c, X86_FEATURE_P3);
#endif
- if (!cpu_has(c, X86_FEATURE_XTOPOLOGY)) {
- /*
- * let's use the legacy cpuid vector 0x1 and 0x4 for topology
- * detection.
- */
- c->x86_max_cores = intel_num_cpu_cores(c);
-#ifdef CONFIG_X86_32
- detect_ht(c);
-#endif
- }
-
/* Work around errata */
srat_detect_node(c);
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index a952e9c85b6..9c8f7394c61 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -730,6 +730,18 @@ unsigned int init_intel_cacheinfo(struct cpuinfo_x86 *c)
#endif
}
+#ifdef CONFIG_X86_HT
+ /*
+ * If cpu_llc_id is not yet set, this means cpuid_level < 4 which in
+ * turns means that the only possibility is SMT (as indicated in
+ * cpuid1). Since cpuid2 doesn't specify shared caches, and we know
+ * that SMT shares all caches, we can unconditionally set cpu_llc_id to
+ * c->phys_proc_id.
+ */
+ if (per_cpu(cpu_llc_id, cpu) == BAD_APICID)
+ per_cpu(cpu_llc_id, cpu) = c->phys_proc_id;
+#endif
+
c->x86_cache_size = l3 ? l3 : (l2 ? l2 : (l1i+l1d));
return l2;
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index bb92f38153b..9a79c8dbd8e 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -2451,6 +2451,12 @@ static __init int mcheck_init_device(void)
for_each_online_cpu(i) {
err = mce_device_create(i);
if (err) {
+ /*
+ * Register notifier anyway (and do not unreg it) so
+ * that we don't leave undeleted timers, see notifier
+ * callback above.
+ */
+ __register_hotcpu_notifier(&mce_cpu_notifier);
cpu_notifier_register_done();
goto err_device_create;
}
@@ -2471,10 +2477,6 @@ static __init int mcheck_init_device(void)
err_register:
unregister_syscore_ops(&mce_syscore_ops);
- cpu_notifier_register_begin();
- __unregister_hotcpu_notifier(&mce_cpu_notifier);
- cpu_notifier_register_done();
-
err_device_create:
/*
* We didn't keep track of which devices were created above, but
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 2bdfbff8a4f..2879ecdaac4 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -118,6 +118,9 @@ static int x86_pmu_extra_regs(u64 config, struct perf_event *event)
continue;
if (event->attr.config1 & ~er->valid_mask)
return -EINVAL;
+ /* Check if the extra msrs can be safely accessed*/
+ if (!er->extra_msr_access)
+ return -ENXIO;
reg->idx = er->idx;
reg->config = event->attr.config1;
diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h
index 3b2f9bdd974..8ade93111e0 100644
--- a/arch/x86/kernel/cpu/perf_event.h
+++ b/arch/x86/kernel/cpu/perf_event.h
@@ -295,14 +295,16 @@ struct extra_reg {
u64 config_mask;
u64 valid_mask;
int idx; /* per_xxx->regs[] reg index */
+ bool extra_msr_access;
};
#define EVENT_EXTRA_REG(e, ms, m, vm, i) { \
- .event = (e), \
- .msr = (ms), \
- .config_mask = (m), \
- .valid_mask = (vm), \
- .idx = EXTRA_REG_##i, \
+ .event = (e), \
+ .msr = (ms), \
+ .config_mask = (m), \
+ .valid_mask = (vm), \
+ .idx = EXTRA_REG_##i, \
+ .extra_msr_access = true, \
}
#define INTEL_EVENT_EXTRA_REG(event, msr, vm, idx) \
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index adb02aa62af..2502d0d9d24 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -1382,6 +1382,15 @@ again:
intel_pmu_lbr_read();
/*
+ * CondChgd bit 63 doesn't mean any overflow status. Ignore
+ * and clear the bit.
+ */
+ if (__test_and_clear_bit(63, (unsigned long *)&status)) {
+ if (!status)
+ goto done;
+ }
+
+ /*
* PEBS overflow sets bit 62 in the global status register
*/
if (__test_and_clear_bit(62, (unsigned long *)&status)) {
@@ -2173,6 +2182,41 @@ static void intel_snb_check_microcode(void)
}
}
+/*
+ * Under certain circumstances, access certain MSR may cause #GP.
+ * The function tests if the input MSR can be safely accessed.
+ */
+static bool check_msr(unsigned long msr, u64 mask)
+{
+ u64 val_old, val_new, val_tmp;
+
+ /*
+ * Read the current value, change it and read it back to see if it
+ * matches, this is needed to detect certain hardware emulators
+ * (qemu/kvm) that don't trap on the MSR access and always return 0s.
+ */
+ if (rdmsrl_safe(msr, &val_old))
+ return false;
+
+ /*
+ * Only change the bits which can be updated by wrmsrl.
+ */
+ val_tmp = val_old ^ mask;
+ if (wrmsrl_safe(msr, val_tmp) ||
+ rdmsrl_safe(msr, &val_new))
+ return false;
+
+ if (val_new != val_tmp)
+ return false;
+
+ /* Here it's sure that the MSR can be safely accessed.
+ * Restore the old value and return.
+ */
+ wrmsrl(msr, val_old);
+
+ return true;
+}
+
static __init void intel_sandybridge_quirk(void)
{
x86_pmu.check_microcode = intel_snb_check_microcode;
@@ -2262,7 +2306,8 @@ __init int intel_pmu_init(void)
union cpuid10_ebx ebx;
struct event_constraint *c;
unsigned int unused;
- int version;
+ struct extra_reg *er;
+ int version, i;
if (!cpu_has(&boot_cpu_data, X86_FEATURE_ARCH_PERFMON)) {
switch (boot_cpu_data.x86) {
@@ -2465,6 +2510,9 @@ __init int intel_pmu_init(void)
case 62: /* IvyBridge EP */
memcpy(hw_cache_event_ids, snb_hw_cache_event_ids,
sizeof(hw_cache_event_ids));
+ /* dTLB-load-misses on IVB is different than SNB */
+ hw_cache_event_ids[C(DTLB)][C(OP_READ)][C(RESULT_MISS)] = 0x8108; /* DTLB_LOAD_MISSES.DEMAND_LD_MISS_CAUSES_A_WALK */
+
memcpy(hw_cache_extra_regs, snb_hw_cache_extra_regs,
sizeof(hw_cache_extra_regs));
@@ -2565,6 +2613,34 @@ __init int intel_pmu_init(void)
}
}
+ /*
+ * Access LBR MSR may cause #GP under certain circumstances.
+ * E.g. KVM doesn't support LBR MSR
+ * Check all LBT MSR here.
+ * Disable LBR access if any LBR MSRs can not be accessed.
+ */
+ if (x86_pmu.lbr_nr && !check_msr(x86_pmu.lbr_tos, 0x3UL))
+ x86_pmu.lbr_nr = 0;
+ for (i = 0; i < x86_pmu.lbr_nr; i++) {
+ if (!(check_msr(x86_pmu.lbr_from + i, 0xffffUL) &&
+ check_msr(x86_pmu.lbr_to + i, 0xffffUL)))
+ x86_pmu.lbr_nr = 0;
+ }
+
+ /*
+ * Access extra MSR may cause #GP under certain circumstances.
+ * E.g. KVM doesn't support offcore event
+ * Check all extra_regs here.
+ */
+ if (x86_pmu.extra_regs) {
+ for (er = x86_pmu.extra_regs; er->msr; er++) {
+ er->extra_msr_access = check_msr(er->msr, 0x1ffUL);
+ /* Disable LBR select mapping */
+ if ((er->idx == EXTRA_REG_LBR) && !er->extra_msr_access)
+ x86_pmu.lbr_sel_map = NULL;
+ }
+ }
+
/* Support full width counters using alternative MSR range */
if (x86_pmu.intel_cap.full_width_write) {
x86_pmu.max_period = x86_pmu.cntval_mask;
diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c
index 980970cb744..696ade311de 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_ds.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c
@@ -311,9 +311,11 @@ static int alloc_bts_buffer(int cpu)
if (!x86_pmu.bts)
return 0;
- buffer = kzalloc_node(BTS_BUFFER_SIZE, GFP_KERNEL, node);
- if (unlikely(!buffer))
+ buffer = kzalloc_node(BTS_BUFFER_SIZE, GFP_KERNEL | __GFP_NOWARN, node);
+ if (unlikely(!buffer)) {
+ WARN_ONCE(1, "%s: BTS buffer allocation failure\n", __func__);
return -ENOMEM;
+ }
max = BTS_BUFFER_SIZE / BTS_RECORD_SIZE;
thresh = max / 16;
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index 65bbbea38b9..ae6552a0701 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -550,16 +550,16 @@ static struct extra_reg snbep_uncore_cbox_extra_regs[] = {
SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0x6),
SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x8),
SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x8),
- SNBEP_CBO_EVENT_EXTRA_REG(0x4135, 0xffff, 0xc),
- SNBEP_CBO_EVENT_EXTRA_REG(0x4335, 0xffff, 0xc),
+ SNBEP_CBO_EVENT_EXTRA_REG(0x4135, 0xffff, 0xa),
+ SNBEP_CBO_EVENT_EXTRA_REG(0x4335, 0xffff, 0xa),
SNBEP_CBO_EVENT_EXTRA_REG(0x4435, 0xffff, 0x2),
SNBEP_CBO_EVENT_EXTRA_REG(0x4835, 0xffff, 0x2),
SNBEP_CBO_EVENT_EXTRA_REG(0x4a35, 0xffff, 0x2),
SNBEP_CBO_EVENT_EXTRA_REG(0x5035, 0xffff, 0x2),
SNBEP_CBO_EVENT_EXTRA_REG(0x0136, 0xffff, 0x8),
SNBEP_CBO_EVENT_EXTRA_REG(0x0336, 0xffff, 0x8),
- SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0xc),
- SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0xc),
+ SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0xa),
+ SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0xa),
SNBEP_CBO_EVENT_EXTRA_REG(0x4436, 0xffff, 0x2),
SNBEP_CBO_EVENT_EXTRA_REG(0x4836, 0xffff, 0x2),
SNBEP_CBO_EVENT_EXTRA_REG(0x4a36, 0xffff, 0x2),
@@ -1222,6 +1222,7 @@ static struct extra_reg ivt_uncore_cbox_extra_regs[] = {
SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN,
SNBEP_CBO_PMON_CTL_TID_EN, 0x1),
SNBEP_CBO_EVENT_EXTRA_REG(0x1031, 0x10ff, 0x2),
+
SNBEP_CBO_EVENT_EXTRA_REG(0x1134, 0xffff, 0x4),
SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0xc),
SNBEP_CBO_EVENT_EXTRA_REG(0x5134, 0xffff, 0xc),
@@ -1245,7 +1246,7 @@ static struct extra_reg ivt_uncore_cbox_extra_regs[] = {
SNBEP_CBO_EVENT_EXTRA_REG(0x8335, 0xffff, 0x10),
SNBEP_CBO_EVENT_EXTRA_REG(0x0136, 0xffff, 0x10),
SNBEP_CBO_EVENT_EXTRA_REG(0x0336, 0xffff, 0x10),
- SNBEP_CBO_EVENT_EXTRA_REG(0x2336, 0xffff, 0x10),
+ SNBEP_CBO_EVENT_EXTRA_REG(0x2136, 0xffff, 0x10),
SNBEP_CBO_EVENT_EXTRA_REG(0x2336, 0xffff, 0x10),
SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0x18),
SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0x18),
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index dbaa23e78b3..0d0c9d4ab6d 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -425,8 +425,8 @@ sysenter_do_call:
cmpl $(NR_syscalls), %eax
jae sysenter_badsys
call *sys_call_table(,%eax,4)
- movl %eax,PT_EAX(%esp)
sysenter_after_call:
+ movl %eax,PT_EAX(%esp)
LOCKDEP_SYS_EXIT
DISABLE_INTERRUPTS(CLBR_ANY)
TRACE_IRQS_OFF
@@ -502,6 +502,7 @@ ENTRY(system_call)
jae syscall_badsys
syscall_call:
call *sys_call_table(,%eax,4)
+syscall_after_call:
movl %eax,PT_EAX(%esp) # store the return value
syscall_exit:
LOCKDEP_SYS_EXIT
@@ -675,12 +676,12 @@ syscall_fault:
END(syscall_fault)
syscall_badsys:
- movl $-ENOSYS,PT_EAX(%esp)
- jmp syscall_exit
+ movl $-ENOSYS,%eax
+ jmp syscall_after_call
END(syscall_badsys)
sysenter_badsys:
- movl $-ENOSYS,PT_EAX(%esp)
+ movl $-ENOSYS,%eax
jmp sysenter_after_call
END(syscall_badsys)
CFI_ENDPROC
diff --git a/arch/x86/kernel/espfix_64.c b/arch/x86/kernel/espfix_64.c
index 6afbb16e9b7..94d857fb103 100644
--- a/arch/x86/kernel/espfix_64.c
+++ b/arch/x86/kernel/espfix_64.c
@@ -175,7 +175,7 @@ void init_espfix_ap(void)
if (!pud_present(pud)) {
pmd_p = (pmd_t *)__get_free_page(PGALLOC_GFP);
pud = __pud(__pa(pmd_p) | (PGTABLE_PROT & ptemask));
- paravirt_alloc_pud(&init_mm, __pa(pmd_p) >> PAGE_SHIFT);
+ paravirt_alloc_pmd(&init_mm, __pa(pmd_p) >> PAGE_SHIFT);
for (n = 0; n < ESPFIX_PUD_CLONES; n++)
set_pud(&pud_p[n], pud);
}
@@ -185,7 +185,7 @@ void init_espfix_ap(void)
if (!pmd_present(pmd)) {
pte_p = (pte_t *)__get_free_page(PGALLOC_GFP);
pmd = __pmd(__pa(pte_p) | (PGTABLE_PROT & ptemask));
- paravirt_alloc_pmd(&init_mm, __pa(pte_p) >> PAGE_SHIFT);
+ paravirt_alloc_pte(&init_mm, __pa(pte_p) >> PAGE_SHIFT);
for (n = 0; n < ESPFIX_PMD_CLONES; n++)
set_pmd(&pmd_p[n], pmd);
}
@@ -193,7 +193,6 @@ void init_espfix_ap(void)
pte_p = pte_offset_kernel(&pmd, addr);
stack_page = (void *)__get_free_page(GFP_KERNEL);
pte = __pte(__pa(stack_page) | (__PAGE_KERNEL_RO & ptemask));
- paravirt_alloc_pte(&init_mm, __pa(stack_page) >> PAGE_SHIFT);
for (n = 0; n < ESPFIX_PTE_CLONES; n++)
set_pte(&pte_p[n*PTE_STRIDE], pte);
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index 7596df66490..67e6d19ef1b 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -574,6 +574,9 @@ int kprobe_int3_handler(struct pt_regs *regs)
struct kprobe *p;
struct kprobe_ctlblk *kcb;
+ if (user_mode_vm(regs))
+ return 0;
+
addr = (kprobe_opcode_t *)(regs->ip - sizeof(kprobe_opcode_t));
/*
* We don't want to be preempted for the entire
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 57e5ce126d5..ea030319b32 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -920,9 +920,9 @@ static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
tsc_khz = cpufreq_scale(tsc_khz_ref, ref_freq, freq->new);
if (!(freq->flags & CPUFREQ_CONST_LOOPS))
mark_tsc_unstable("cpufreq changes");
- }
- set_cyc2ns_scale(tsc_khz, freq->cpu);
+ set_cyc2ns_scale(tsc_khz, freq->cpu);
+ }
return 0;
}
diff --git a/arch/x86/vdso/vdso2c.h b/arch/x86/vdso/vdso2c.h
index df95a2fdff7..11b65d4f941 100644
--- a/arch/x86/vdso/vdso2c.h
+++ b/arch/x86/vdso/vdso2c.h
@@ -93,6 +93,9 @@ static void BITSFUNC(copy_section)(struct BITSFUNC(fake_sections) *out,
uint64_t flags = GET_LE(&in->sh_flags);
bool copy = flags & SHF_ALLOC &&
+ (GET_LE(&in->sh_size) ||
+ (GET_LE(&in->sh_type) != SHT_RELA &&
+ GET_LE(&in->sh_type) != SHT_REL)) &&
strcmp(name, ".altinstructions") &&
strcmp(name, ".altinstr_replacement");
diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index e1513c47872..5a5176de8d0 100644
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -62,6 +62,9 @@ struct linux_binprm;
Only used for the 64-bit and x32 vdsos. */
static unsigned long vdso_addr(unsigned long start, unsigned len)
{
+#ifdef CONFIG_X86_32
+ return 0;
+#else
unsigned long addr, end;
unsigned offset;
end = (start + PMD_SIZE - 1) & PMD_MASK;
@@ -83,6 +86,7 @@ static unsigned long vdso_addr(unsigned long start, unsigned len)
addr = align_vdso_addr(addr);
return addr;
+#endif
}
static int map_vdso(const struct vdso_image *image, bool calculate_addr)
diff --git a/arch/xtensa/kernel/vectors.S b/arch/xtensa/kernel/vectors.S
index f9e1ec346e3..8453e6e3989 100644
--- a/arch/xtensa/kernel/vectors.S
+++ b/arch/xtensa/kernel/vectors.S
@@ -376,38 +376,42 @@ _DoubleExceptionVector_WindowOverflow:
beqz a2, 1f # if at start of vector, don't restore
addi a0, a0, -128
- bbsi a0, 8, 1f # don't restore except for overflow 8 and 12
- bbsi a0, 7, 2f
+ bbsi.l a0, 8, 1f # don't restore except for overflow 8 and 12
+
+ /*
+ * This fixup handler is for the extremely unlikely case where the
+ * overflow handler's reference thru a0 gets a hardware TLB refill
+ * that bumps out the (distinct, aliasing) TLB entry that mapped its
+ * prior references thru a9/a13, and where our reference now thru
+ * a9/a13 gets a 2nd-level miss exception (not hardware TLB refill).
+ */
+ movi a2, window_overflow_restore_a0_fixup
+ s32i a2, a3, EXC_TABLE_FIXUP
+ l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
+ xsr a3, excsave1
+
+ bbsi.l a0, 7, 2f
/*
* Restore a0 as saved by _WindowOverflow8().
- *
- * FIXME: we really need a fixup handler for this L32E,
- * for the extremely unlikely case where the overflow handler's
- * reference thru a0 gets a hardware TLB refill that bumps out
- * the (distinct, aliasing) TLB entry that mapped its prior
- * references thru a9, and where our reference now thru a9
- * gets a 2nd-level miss exception (not hardware TLB refill).
*/
- l32e a2, a9, -16
- wsr a2, depc # replace the saved a0
- j 1f
+ l32e a0, a9, -16
+ wsr a0, depc # replace the saved a0
+ j 3f
2:
/*
* Restore a0 as saved by _WindowOverflow12().
- *
- * FIXME: we really need a fixup handler for this L32E,
- * for the extremely unlikely case where the overflow handler's
- * reference thru a0 gets a hardware TLB refill that bumps out
- * the (distinct, aliasing) TLB entry that mapped its prior
- * references thru a13, and where our reference now thru a13
- * gets a 2nd-level miss exception (not hardware TLB refill).
*/
- l32e a2, a13, -16
- wsr a2, depc # replace the saved a0
+ l32e a0, a13, -16
+ wsr a0, depc # replace the saved a0
+3:
+ xsr a3, excsave1
+ movi a0, 0
+ s32i a0, a3, EXC_TABLE_FIXUP
+ s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
1:
/*
* Restore WindowBase while leaving all address registers restored.
@@ -449,6 +453,7 @@ _DoubleExceptionVector_WindowOverflow:
s32i a0, a2, PT_DEPC
+_DoubleExceptionVector_handle_exception:
addx4 a0, a0, a3
l32i a0, a0, EXC_TABLE_FAST_USER
xsr a3, excsave1
@@ -464,11 +469,120 @@ _DoubleExceptionVector_WindowOverflow:
rotw -3
j 1b
- .end literal_prefix
ENDPROC(_DoubleExceptionVector)
/*
+ * Fixup handler for TLB miss in double exception handler for window owerflow.
+ * We get here with windowbase set to the window that was being spilled and
+ * a0 trashed. a0 bit 7 determines if this is a call8 (bit clear) or call12
+ * (bit set) window.
+ *
+ * We do the following here:
+ * - go to the original window retaining a0 value;
+ * - set up exception stack to return back to appropriate a0 restore code
+ * (we'll need to rotate window back and there's no place to save this
+ * information, use different return address for that);
+ * - handle the exception;
+ * - go to the window that was being spilled;
+ * - set up window_overflow_restore_a0_fixup as a fixup routine;
+ * - reload a0;
+ * - restore the original window;
+ * - reset the default fixup routine;
+ * - return to user. By the time we get to this fixup handler all information
+ * about the conditions of the original double exception that happened in
+ * the window overflow handler is lost, so we just return to userspace to
+ * retry overflow from start.
+ *
+ * a0: value of depc, original value in depc
+ * a2: trashed, original value in EXC_TABLE_DOUBLE_SAVE
+ * a3: exctable, original value in excsave1
+ */
+
+ENTRY(window_overflow_restore_a0_fixup)
+
+ rsr a0, ps
+ extui a0, a0, PS_OWB_SHIFT, PS_OWB_WIDTH
+ rsr a2, windowbase
+ sub a0, a2, a0
+ extui a0, a0, 0, 3
+ l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
+ xsr a3, excsave1
+
+ _beqi a0, 1, .Lhandle_1
+ _beqi a0, 3, .Lhandle_3
+
+ .macro overflow_fixup_handle_exception_pane n
+
+ rsr a0, depc
+ rotw -\n
+
+ xsr a3, excsave1
+ wsr a2, depc
+ l32i a2, a3, EXC_TABLE_KSTK
+ s32i a0, a2, PT_AREG0
+
+ movi a0, .Lrestore_\n
+ s32i a0, a2, PT_DEPC
+ rsr a0, exccause
+ j _DoubleExceptionVector_handle_exception
+
+ .endm
+
+ overflow_fixup_handle_exception_pane 2
+.Lhandle_1:
+ overflow_fixup_handle_exception_pane 1
+.Lhandle_3:
+ overflow_fixup_handle_exception_pane 3
+
+ .macro overflow_fixup_restore_a0_pane n
+
+ rotw \n
+ /* Need to preserve a0 value here to be able to handle exception
+ * that may occur on a0 reload from stack. It may occur because
+ * TLB miss handler may not be atomic and pointer to page table
+ * may be lost before we get here. There are no free registers,
+ * so we need to use EXC_TABLE_DOUBLE_SAVE area.
+ */
+ xsr a3, excsave1
+ s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
+ movi a2, window_overflow_restore_a0_fixup
+ s32i a2, a3, EXC_TABLE_FIXUP
+ l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
+ xsr a3, excsave1
+ bbsi.l a0, 7, 1f
+ l32e a0, a9, -16
+ j 2f
+1:
+ l32e a0, a13, -16
+2:
+ rotw -\n
+
+ .endm
+
+.Lrestore_2:
+ overflow_fixup_restore_a0_pane 2
+
+.Lset_default_fixup:
+ xsr a3, excsave1
+ s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
+ movi a2, 0
+ s32i a2, a3, EXC_TABLE_FIXUP
+ l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
+ xsr a3, excsave1
+ rfe
+
+.Lrestore_1:
+ overflow_fixup_restore_a0_pane 1
+ j .Lset_default_fixup
+.Lrestore_3:
+ overflow_fixup_restore_a0_pane 3
+ j .Lset_default_fixup
+
+ENDPROC(window_overflow_restore_a0_fixup)
+
+ .end literal_prefix
+/*
* Debug interrupt vector
*
* There is not much space here, so simply jump to another handler.
diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S
index ee32c0085df..d16db6df86f 100644
--- a/arch/xtensa/kernel/vmlinux.lds.S
+++ b/arch/xtensa/kernel/vmlinux.lds.S
@@ -269,13 +269,13 @@ SECTIONS
.UserExceptionVector.literal)
SECTION_VECTOR (_DoubleExceptionVector_literal,
.DoubleExceptionVector.literal,
- DOUBLEEXC_VECTOR_VADDR - 16,
+ DOUBLEEXC_VECTOR_VADDR - 40,
SIZEOF(.UserExceptionVector.text),
.UserExceptionVector.text)
SECTION_VECTOR (_DoubleExceptionVector_text,
.DoubleExceptionVector.text,
DOUBLEEXC_VECTOR_VADDR,
- 32,
+ 40,
.DoubleExceptionVector.literal)
. = (LOADADDR( .DoubleExceptionVector.text ) + SIZEOF( .DoubleExceptionVector.text ) + 3) & ~ 3;
diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index 4224256bb21..77ed20209ca 100644
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -191,7 +191,7 @@ int __init mem_reserve(unsigned long start, unsigned long end, int must_exist)
return -EINVAL;
}
- if (it && start - it->start < bank_sz) {
+ if (it && start - it->start <= bank_sz) {
if (start == it->start) {
if (end - it->start < bank_sz) {
it->start = end;
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index b9f4cc494ec..28d227c5ca7 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -872,6 +872,13 @@ void blkcg_drain_queue(struct request_queue *q)
{
lockdep_assert_held(q->queue_lock);
+ /*
+ * @q could be exiting and already have destroyed all blkgs as
+ * indicated by NULL root_blkg. If so, don't confuse policies.
+ */
+ if (!q->root_blkg)
+ return;
+
blk_throtl_drain(q);
}
diff --git a/block/blk-tag.c b/block/blk-tag.c
index 3f33d867226..a185b86741e 100644
--- a/block/blk-tag.c
+++ b/block/blk-tag.c
@@ -27,18 +27,15 @@ struct request *blk_queue_find_tag(struct request_queue *q, int tag)
EXPORT_SYMBOL(blk_queue_find_tag);
/**
- * __blk_free_tags - release a given set of tag maintenance info
+ * blk_free_tags - release a given set of tag maintenance info
* @bqt: the tag map to free
*
- * Tries to free the specified @bqt. Returns true if it was
- * actually freed and false if there are still references using it
+ * Drop the reference count on @bqt and frees it when the last reference
+ * is dropped.
*/
-static int __blk_free_tags(struct blk_queue_tag *bqt)
+void blk_free_tags(struct blk_queue_tag *bqt)
{
- int retval;
-
- retval = atomic_dec_and_test(&bqt->refcnt);
- if (retval) {
+ if (atomic_dec_and_test(&bqt->refcnt)) {
BUG_ON(find_first_bit(bqt->tag_map, bqt->max_depth) <
bqt->max_depth);
@@ -50,9 +47,8 @@ static int __blk_free_tags(struct blk_queue_tag *bqt)
kfree(bqt);
}
-
- return retval;
}
+EXPORT_SYMBOL(blk_free_tags);
/**
* __blk_queue_free_tags - release tag maintenance info
@@ -69,28 +65,13 @@ void __blk_queue_free_tags(struct request_queue *q)
if (!bqt)
return;
- __blk_free_tags(bqt);
+ blk_free_tags(bqt);
q->queue_tags = NULL;
queue_flag_clear_unlocked(QUEUE_FLAG_QUEUED, q);
}
/**
- * blk_free_tags - release a given set of tag maintenance info
- * @bqt: the tag map to free
- *
- * For externally managed @bqt frees the map. Callers of this
- * function must guarantee to have released all the queues that
- * might have been using this tag map.
- */
-void blk_free_tags(struct blk_queue_tag *bqt)
-{
- if (unlikely(!__blk_free_tags(bqt)))
- BUG();
-}
-EXPORT_SYMBOL(blk_free_tags);
-
-/**
* blk_queue_free_tags - release tag maintenance info
* @q: the request queue for the device
*
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index fbd5a67cb77..a0926a6094b 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -690,6 +690,7 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
case BLKROSET:
case BLKDISCARD:
case BLKSECDISCARD:
+ case BLKZEROOUT:
/*
* the ones below are implemented in blkdev_locked_ioctl,
* but we call blkdev_ioctl, which gets the lock for us
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index c67f6f5ad61..36b0e61f9c0 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -30,6 +30,10 @@
#include <linux/types.h>
#include <linux/dmi.h>
#include <linux/delay.h>
+#ifdef CONFIG_ACPI_PROCFS_POWER
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+#endif
#include <linux/platform_device.h>
#include <linux/power_supply.h>
#include <linux/acpi.h>
@@ -52,6 +56,7 @@ MODULE_AUTHOR("Paul Diefenbaugh");
MODULE_DESCRIPTION("ACPI AC Adapter Driver");
MODULE_LICENSE("GPL");
+
static int acpi_ac_add(struct acpi_device *device);
static int acpi_ac_remove(struct acpi_device *device);
static void acpi_ac_notify(struct acpi_device *device, u32 event);
@@ -67,6 +72,13 @@ static int acpi_ac_resume(struct device *dev);
#endif
static SIMPLE_DEV_PM_OPS(acpi_ac_pm, NULL, acpi_ac_resume);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+extern struct proc_dir_entry *acpi_lock_ac_dir(void);
+extern void *acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir);
+static int acpi_ac_open_fs(struct inode *inode, struct file *file);
+#endif
+
+
static int ac_sleep_before_get_state_ms;
static struct acpi_driver acpi_ac_driver = {
@@ -91,6 +103,16 @@ struct acpi_ac {
#define to_acpi_ac(x) container_of(x, struct acpi_ac, charger)
+#ifdef CONFIG_ACPI_PROCFS_POWER
+static const struct file_operations acpi_ac_fops = {
+ .owner = THIS_MODULE,
+ .open = acpi_ac_open_fs,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+#endif
+
/* --------------------------------------------------------------------------
AC Adapter Management
-------------------------------------------------------------------------- */
@@ -143,6 +165,83 @@ static enum power_supply_property ac_props[] = {
POWER_SUPPLY_PROP_ONLINE,
};
+#ifdef CONFIG_ACPI_PROCFS_POWER
+/* --------------------------------------------------------------------------
+ FS Interface (/proc)
+ -------------------------------------------------------------------------- */
+
+static struct proc_dir_entry *acpi_ac_dir;
+
+static int acpi_ac_seq_show(struct seq_file *seq, void *offset)
+{
+ struct acpi_ac *ac = seq->private;
+
+
+ if (!ac)
+ return 0;
+
+ if (acpi_ac_get_state(ac)) {
+ seq_puts(seq, "ERROR: Unable to read AC Adapter state\n");
+ return 0;
+ }
+
+ seq_puts(seq, "state: ");
+ switch (ac->state) {
+ case ACPI_AC_STATUS_OFFLINE:
+ seq_puts(seq, "off-line\n");
+ break;
+ case ACPI_AC_STATUS_ONLINE:
+ seq_puts(seq, "on-line\n");
+ break;
+ default:
+ seq_puts(seq, "unknown\n");
+ break;
+ }
+
+ return 0;
+}
+
+static int acpi_ac_open_fs(struct inode *inode, struct file *file)
+{
+ return single_open(file, acpi_ac_seq_show, PDE_DATA(inode));
+}
+
+static int acpi_ac_add_fs(struct acpi_ac *ac)
+{
+ struct proc_dir_entry *entry = NULL;
+
+ printk(KERN_WARNING PREFIX "Deprecated procfs I/F for AC is loaded,"
+ " please retry with CONFIG_ACPI_PROCFS_POWER cleared\n");
+ if (!acpi_device_dir(ac->device)) {
+ acpi_device_dir(ac->device) =
+ proc_mkdir(acpi_device_bid(ac->device), acpi_ac_dir);
+ if (!acpi_device_dir(ac->device))
+ return -ENODEV;
+ }
+
+ /* 'state' [R] */
+ entry = proc_create_data(ACPI_AC_FILE_STATE,
+ S_IRUGO, acpi_device_dir(ac->device),
+ &acpi_ac_fops, ac);
+ if (!entry)
+ return -ENODEV;
+ return 0;
+}
+
+static int acpi_ac_remove_fs(struct acpi_ac *ac)
+{
+
+ if (acpi_device_dir(ac->device)) {
+ remove_proc_entry(ACPI_AC_FILE_STATE,
+ acpi_device_dir(ac->device));
+ remove_proc_entry(acpi_device_bid(ac->device), acpi_ac_dir);
+ acpi_device_dir(ac->device) = NULL;
+ }
+
+ return 0;
+}
+#endif
+
/* --------------------------------------------------------------------------
Driver Model
-------------------------------------------------------------------------- */
@@ -243,6 +342,11 @@ static int acpi_ac_add(struct acpi_device *device)
goto end;
ac->charger.name = acpi_device_bid(device);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ result = acpi_ac_add_fs(ac);
+ if (result)
+ goto end;
+#endif
ac->charger.type = POWER_SUPPLY_TYPE_MAINS;
ac->charger.properties = ac_props;
ac->charger.num_properties = ARRAY_SIZE(ac_props);
@@ -258,8 +362,12 @@ static int acpi_ac_add(struct acpi_device *device)
ac->battery_nb.notifier_call = acpi_ac_battery_notify;
register_acpi_notifier(&ac->battery_nb);
end:
- if (result)
+ if (result) {
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_ac_remove_fs(ac);
+#endif
kfree(ac);
+ }
dmi_check_system(ac_dmi_table);
return result;
@@ -303,6 +411,10 @@ static int acpi_ac_remove(struct acpi_device *device)
power_supply_unregister(&ac->charger);
unregister_acpi_notifier(&ac->battery_nb);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_ac_remove_fs(ac);
+#endif
+
kfree(ac);
return 0;
@@ -315,9 +427,20 @@ static int __init acpi_ac_init(void)
if (acpi_disabled)
return -ENODEV;
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_ac_dir = acpi_lock_ac_dir();
+ if (!acpi_ac_dir)
+ return -ENODEV;
+#endif
+
+
result = acpi_bus_register_driver(&acpi_ac_driver);
- if (result < 0)
+ if (result < 0) {
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_unlock_ac_dir(acpi_ac_dir);
+#endif
return -ENODEV;
+ }
return 0;
}
@@ -325,6 +448,9 @@ static int __init acpi_ac_init(void)
static void __exit acpi_ac_exit(void)
{
acpi_bus_unregister_driver(&acpi_ac_driver);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_unlock_ac_dir(acpi_ac_dir);
+#endif
}
module_init(acpi_ac_init);
module_exit(acpi_ac_exit);
diff --git a/drivers/acpi/acpi_pnp.c b/drivers/acpi/acpi_pnp.c
index 6703c1fd993..4ddb0dca56f 100644
--- a/drivers/acpi/acpi_pnp.c
+++ b/drivers/acpi/acpi_pnp.c
@@ -14,6 +14,8 @@
#include <linux/module.h>
static const struct acpi_device_id acpi_pnp_device_ids[] = {
+ /* soc_button_array */
+ {"PNP0C40"},
/* pata_isapnp */
{"PNP0600"}, /* Generic ESDI/IDE/ATA compatible hard disk controller */
/* floppy */
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 0d7116f34b9..130f513e08c 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -35,6 +35,7 @@
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/suspend.h>
+#include <linux/delay.h>
#include <asm/unaligned.h>
#ifdef CONFIG_ACPI_PROCFS_POWER
@@ -534,6 +535,20 @@ static int acpi_battery_get_state(struct acpi_battery *battery)
" invalid.\n");
}
+ /*
+ * When fully charged, some batteries wrongly report
+ * capacity_now = design_capacity instead of = full_charge_capacity
+ */
+ if (battery->capacity_now > battery->full_charge_capacity
+ && battery->full_charge_capacity != ACPI_BATTERY_VALUE_UNKNOWN) {
+ battery->capacity_now = battery->full_charge_capacity;
+ if (battery->capacity_now != battery->design_capacity)
+ printk_once(KERN_WARNING FW_BUG
+ "battery: reported current charge level (%d) "
+ "is higher than reported maximum charge level (%d).\n",
+ battery->capacity_now, battery->full_charge_capacity);
+ }
+
if (test_bit(ACPI_BATTERY_QUIRK_PERCENTAGE_CAPACITY, &battery->flags)
&& battery->capacity_now >= 0 && battery->capacity_now <= 100)
battery->capacity_now = (battery->capacity_now *
@@ -1151,6 +1166,28 @@ static struct dmi_system_id bat_dmi_table[] = {
{},
};
+/*
+ * Some machines'(E,G Lenovo Z480) ECs are not stable
+ * during boot up and this causes battery driver fails to be
+ * probed due to failure of getting battery information
+ * from EC sometimes. After several retries, the operation
+ * may work. So add retry code here and 20ms sleep between
+ * every retries.
+ */
+static int acpi_battery_update_retry(struct acpi_battery *battery)
+{
+ int retry, ret;
+
+ for (retry = 5; retry; retry--) {
+ ret = acpi_battery_update(battery, false);
+ if (!ret)
+ break;
+
+ msleep(20);
+ }
+ return ret;
+}
+
static int acpi_battery_add(struct acpi_device *device)
{
int result = 0;
@@ -1169,9 +1206,11 @@ static int acpi_battery_add(struct acpi_device *device)
mutex_init(&battery->sysfs_lock);
if (acpi_has_method(battery->device->handle, "_BIX"))
set_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags);
- result = acpi_battery_update(battery, false);
+
+ result = acpi_battery_update_retry(battery);
if (result)
goto fail;
+
#ifdef CONFIG_ACPI_PROCFS_POWER
result = acpi_battery_add_fs(device);
#endif
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index ad11ba4a412..a66ab658abb 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1,11 +1,14 @@
/*
- * ec.c - ACPI Embedded Controller Driver (v2.1)
+ * ec.c - ACPI Embedded Controller Driver (v2.2)
*
- * Copyright (C) 2006-2008 Alexey Starikovskiy <astarikovskiy@suse.de>
- * Copyright (C) 2006 Denis Sadykov <denis.m.sadykov@intel.com>
- * Copyright (C) 2004 Luming Yu <luming.yu@intel.com>
- * Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
- * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ * Copyright (C) 2001-2014 Intel Corporation
+ * Author: 2014 Lv Zheng <lv.zheng@intel.com>
+ * 2006, 2007 Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
+ * 2006 Denis Sadykov <denis.m.sadykov@intel.com>
+ * 2004 Luming Yu <luming.yu@intel.com>
+ * 2001, 2002 Andy Grover <andrew.grover@intel.com>
+ * 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ * Copyright (C) 2008 Alexey Starikovskiy <astarikovskiy@suse.de>
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
@@ -52,6 +55,7 @@
/* EC status register */
#define ACPI_EC_FLAG_OBF 0x01 /* Output buffer full */
#define ACPI_EC_FLAG_IBF 0x02 /* Input buffer full */
+#define ACPI_EC_FLAG_CMD 0x08 /* Input buffer contains a command */
#define ACPI_EC_FLAG_BURST 0x10 /* burst mode */
#define ACPI_EC_FLAG_SCI 0x20 /* EC-SCI occurred */
@@ -78,6 +82,9 @@ enum {
EC_FLAGS_BLOCKED, /* Transactions are blocked */
};
+#define ACPI_EC_COMMAND_POLL 0x01 /* Available for command byte */
+#define ACPI_EC_COMMAND_COMPLETE 0x02 /* Completed last byte */
+
/* ec.c is compiled in acpi namespace so this shows up as acpi.ec_delay param */
static unsigned int ec_delay __read_mostly = ACPI_EC_DELAY;
module_param(ec_delay, uint, 0644);
@@ -109,7 +116,7 @@ struct transaction {
u8 ri;
u8 wlen;
u8 rlen;
- bool done;
+ u8 flags;
};
struct acpi_ec *boot_ec, *first_ec;
@@ -127,83 +134,104 @@ static int EC_FLAGS_CLEAR_ON_RESUME; /* Needs acpi_ec_clear() on boot/resume */
static inline u8 acpi_ec_read_status(struct acpi_ec *ec)
{
u8 x = inb(ec->command_addr);
- pr_debug("---> status = 0x%2.2x\n", x);
+ pr_debug("EC_SC(R) = 0x%2.2x "
+ "SCI_EVT=%d BURST=%d CMD=%d IBF=%d OBF=%d\n",
+ x,
+ !!(x & ACPI_EC_FLAG_SCI),
+ !!(x & ACPI_EC_FLAG_BURST),
+ !!(x & ACPI_EC_FLAG_CMD),
+ !!(x & ACPI_EC_FLAG_IBF),
+ !!(x & ACPI_EC_FLAG_OBF));
return x;
}
static inline u8 acpi_ec_read_data(struct acpi_ec *ec)
{
u8 x = inb(ec->data_addr);
- pr_debug("---> data = 0x%2.2x\n", x);
+ pr_debug("EC_DATA(R) = 0x%2.2x\n", x);
return x;
}
static inline void acpi_ec_write_cmd(struct acpi_ec *ec, u8 command)
{
- pr_debug("<--- command = 0x%2.2x\n", command);
+ pr_debug("EC_SC(W) = 0x%2.2x\n", command);
outb(command, ec->command_addr);
}
static inline void acpi_ec_write_data(struct acpi_ec *ec, u8 data)
{
- pr_debug("<--- data = 0x%2.2x\n", data);
+ pr_debug("EC_DATA(W) = 0x%2.2x\n", data);
outb(data, ec->data_addr);
}
-static int ec_transaction_done(struct acpi_ec *ec)
+static int ec_transaction_completed(struct acpi_ec *ec)
{
unsigned long flags;
int ret = 0;
spin_lock_irqsave(&ec->lock, flags);
- if (!ec->curr || ec->curr->done)
+ if (ec->curr && (ec->curr->flags & ACPI_EC_COMMAND_COMPLETE))
ret = 1;
spin_unlock_irqrestore(&ec->lock, flags);
return ret;
}
-static void start_transaction(struct acpi_ec *ec)
+static bool advance_transaction(struct acpi_ec *ec)
{
- ec->curr->irq_count = ec->curr->wi = ec->curr->ri = 0;
- ec->curr->done = false;
- acpi_ec_write_cmd(ec, ec->curr->command);
-}
-
-static void advance_transaction(struct acpi_ec *ec, u8 status)
-{
- unsigned long flags;
struct transaction *t;
+ u8 status;
+ bool wakeup = false;
- spin_lock_irqsave(&ec->lock, flags);
+ pr_debug("===== %s =====\n", in_interrupt() ? "IRQ" : "TASK");
+ status = acpi_ec_read_status(ec);
t = ec->curr;
if (!t)
- goto unlock;
- if (t->wlen > t->wi) {
- if ((status & ACPI_EC_FLAG_IBF) == 0)
- acpi_ec_write_data(ec,
- t->wdata[t->wi++]);
- else
- goto err;
- } else if (t->rlen > t->ri) {
- if ((status & ACPI_EC_FLAG_OBF) == 1) {
- t->rdata[t->ri++] = acpi_ec_read_data(ec);
- if (t->rlen == t->ri)
- t->done = true;
+ goto err;
+ if (t->flags & ACPI_EC_COMMAND_POLL) {
+ if (t->wlen > t->wi) {
+ if ((status & ACPI_EC_FLAG_IBF) == 0)
+ acpi_ec_write_data(ec, t->wdata[t->wi++]);
+ else
+ goto err;
+ } else if (t->rlen > t->ri) {
+ if ((status & ACPI_EC_FLAG_OBF) == 1) {
+ t->rdata[t->ri++] = acpi_ec_read_data(ec);
+ if (t->rlen == t->ri) {
+ t->flags |= ACPI_EC_COMMAND_COMPLETE;
+ wakeup = true;
+ }
+ } else
+ goto err;
+ } else if (t->wlen == t->wi &&
+ (status & ACPI_EC_FLAG_IBF) == 0) {
+ t->flags |= ACPI_EC_COMMAND_COMPLETE;
+ wakeup = true;
+ }
+ return wakeup;
+ } else {
+ if ((status & ACPI_EC_FLAG_IBF) == 0) {
+ acpi_ec_write_cmd(ec, t->command);
+ t->flags |= ACPI_EC_COMMAND_POLL;
} else
goto err;
- } else if (t->wlen == t->wi &&
- (status & ACPI_EC_FLAG_IBF) == 0)
- t->done = true;
- goto unlock;
+ return wakeup;
+ }
err:
/*
* If SCI bit is set, then don't think it's a false IRQ
* otherwise will take a not handled IRQ as a false one.
*/
- if (in_interrupt() && !(status & ACPI_EC_FLAG_SCI))
- ++t->irq_count;
+ if (!(status & ACPI_EC_FLAG_SCI)) {
+ if (in_interrupt() && t)
+ ++t->irq_count;
+ }
+ return wakeup;
+}
-unlock:
- spin_unlock_irqrestore(&ec->lock, flags);
+static void start_transaction(struct acpi_ec *ec)
+{
+ ec->curr->irq_count = ec->curr->wi = ec->curr->ri = 0;
+ ec->curr->flags = 0;
+ (void)advance_transaction(ec);
}
static int acpi_ec_sync_query(struct acpi_ec *ec, u8 *data);
@@ -228,15 +256,17 @@ static int ec_poll(struct acpi_ec *ec)
/* don't sleep with disabled interrupts */
if (EC_FLAGS_MSI || irqs_disabled()) {
udelay(ACPI_EC_MSI_UDELAY);
- if (ec_transaction_done(ec))
+ if (ec_transaction_completed(ec))
return 0;
} else {
if (wait_event_timeout(ec->wait,
- ec_transaction_done(ec),
+ ec_transaction_completed(ec),
msecs_to_jiffies(1)))
return 0;
}
- advance_transaction(ec, acpi_ec_read_status(ec));
+ spin_lock_irqsave(&ec->lock, flags);
+ (void)advance_transaction(ec);
+ spin_unlock_irqrestore(&ec->lock, flags);
} while (time_before(jiffies, delay));
pr_debug("controller reset, restart transaction\n");
spin_lock_irqsave(&ec->lock, flags);
@@ -268,23 +298,6 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
return ret;
}
-static int ec_check_ibf0(struct acpi_ec *ec)
-{
- u8 status = acpi_ec_read_status(ec);
- return (status & ACPI_EC_FLAG_IBF) == 0;
-}
-
-static int ec_wait_ibf0(struct acpi_ec *ec)
-{
- unsigned long delay = jiffies + msecs_to_jiffies(ec_delay);
- /* interrupt wait manually if GPE mode is not active */
- while (time_before(jiffies, delay))
- if (wait_event_timeout(ec->wait, ec_check_ibf0(ec),
- msecs_to_jiffies(1)))
- return 0;
- return -ETIME;
-}
-
static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t)
{
int status;
@@ -305,12 +318,6 @@ static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t)
goto unlock;
}
}
- if (ec_wait_ibf0(ec)) {
- pr_err("input buffer is not empty, "
- "aborting transaction\n");
- status = -ETIME;
- goto end;
- }
pr_debug("transaction start (cmd=0x%02x, addr=0x%02x)\n",
t->command, t->wdata ? t->wdata[0] : 0);
/* disable GPE during transaction if storm is detected */
@@ -334,7 +341,6 @@ static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t)
set_bit(EC_FLAGS_GPE_STORM, &ec->flags);
}
pr_debug("transaction end\n");
-end:
if (ec->global_lock)
acpi_release_global_lock(glk);
unlock:
@@ -634,17 +640,14 @@ static int ec_check_sci(struct acpi_ec *ec, u8 state)
static u32 acpi_ec_gpe_handler(acpi_handle gpe_device,
u32 gpe_number, void *data)
{
+ unsigned long flags;
struct acpi_ec *ec = data;
- u8 status = acpi_ec_read_status(ec);
- pr_debug("~~~> interrupt, status:0x%02x\n", status);
-
- advance_transaction(ec, status);
- if (ec_transaction_done(ec) &&
- (acpi_ec_read_status(ec) & ACPI_EC_FLAG_IBF) == 0) {
+ spin_lock_irqsave(&ec->lock, flags);
+ if (advance_transaction(ec))
wake_up(&ec->wait);
- ec_check_sci(ec, acpi_ec_read_status(ec));
- }
+ spin_unlock_irqrestore(&ec->lock, flags);
+ ec_check_sci(ec, acpi_ec_read_status(ec));
return ACPI_INTERRUPT_HANDLED | ACPI_REENABLE_GPE;
}
@@ -1066,8 +1069,10 @@ int __init acpi_ec_ecdt_probe(void)
/* fall through */
}
- if (EC_FLAGS_SKIP_DSDT_SCAN)
+ if (EC_FLAGS_SKIP_DSDT_SCAN) {
+ kfree(saved_ec);
return -ENODEV;
+ }
/* This workaround is needed only on some broken machines,
* which require early EC, but fail to provide ECDT */
@@ -1105,6 +1110,7 @@ install:
}
error:
kfree(boot_ec);
+ kfree(saved_ec);
boot_ec = NULL;
return -ENODEV;
}
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 0bdacc5e26a..2ba8f02ced3 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -77,7 +77,7 @@ bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res)
switch (ares->type) {
case ACPI_RESOURCE_TYPE_MEMORY24:
memory24 = &ares->data.memory24;
- if (!memory24->address_length)
+ if (!memory24->minimum && !memory24->address_length)
return false;
acpi_dev_get_memresource(res, memory24->minimum,
memory24->address_length,
@@ -85,7 +85,7 @@ bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res)
break;
case ACPI_RESOURCE_TYPE_MEMORY32:
memory32 = &ares->data.memory32;
- if (!memory32->address_length)
+ if (!memory32->minimum && !memory32->address_length)
return false;
acpi_dev_get_memresource(res, memory32->minimum,
memory32->address_length,
@@ -93,7 +93,7 @@ bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res)
break;
case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:
fixed_memory32 = &ares->data.fixed_memory32;
- if (!fixed_memory32->address_length)
+ if (!fixed_memory32->address && !fixed_memory32->address_length)
return false;
acpi_dev_get_memresource(res, fixed_memory32->address,
fixed_memory32->address_length,
@@ -150,7 +150,7 @@ bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res)
switch (ares->type) {
case ACPI_RESOURCE_TYPE_IO:
io = &ares->data.io;
- if (!io->address_length)
+ if (!io->minimum && !io->address_length)
return false;
acpi_dev_get_ioresource(res, io->minimum,
io->address_length,
@@ -158,7 +158,7 @@ bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res)
break;
case ACPI_RESOURCE_TYPE_FIXED_IO:
fixed_io = &ares->data.fixed_io;
- if (!fixed_io->address_length)
+ if (!fixed_io->address && !fixed_io->address_length)
return false;
acpi_dev_get_ioresource(res, fixed_io->address,
fixed_io->address_length,
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index fb9ffe9adc6..350d52a8f78 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -68,7 +68,7 @@ MODULE_AUTHOR("Bruno Ducrot");
MODULE_DESCRIPTION("ACPI Video Driver");
MODULE_LICENSE("GPL");
-static bool brightness_switch_enabled;
+static bool brightness_switch_enabled = 1;
module_param(brightness_switch_enabled, bool, 0644);
/*
@@ -241,13 +241,14 @@ static bool acpi_video_use_native_backlight(void)
return use_native_backlight_dmi;
}
-static bool acpi_video_verify_backlight_support(void)
+bool acpi_video_verify_backlight_support(void)
{
if (acpi_osi_is_win8() && acpi_video_use_native_backlight() &&
backlight_device_registered(BACKLIGHT_RAW))
return false;
return acpi_video_backlight_support();
}
+EXPORT_SYMBOL_GPL(acpi_video_verify_backlight_support);
/* backlight device sysfs support */
static int acpi_video_get_brightness(struct backlight_device *bd)
@@ -563,6 +564,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
},
},
{
+ .callback = video_set_use_native_backlight,
+ .ident = "Acer TravelMate B113",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate B113"),
+ },
+ },
+ {
.callback = video_set_use_native_backlight,
.ident = "HP ProBook 4340s",
.matches = {
@@ -572,6 +581,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
},
{
.callback = video_set_use_native_backlight,
+ .ident = "HP ProBook 4540s",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "HP ProBook 4540s"),
+ },
+ },
+ {
+ .callback = video_set_use_native_backlight,
.ident = "HP ProBook 2013 models",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 33e3db548a2..c42feb2bacd 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -166,6 +166,14 @@ static struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "UL30A"),
},
},
+ {
+ .callback = video_detect_force_vendor,
+ .ident = "Dell Inspiron 5737",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5737"),
+ },
+ },
{ },
};
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index dae5607e111..4cd52a4541a 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -456,6 +456,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
/* Promise */
{ PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */
+ { PCI_VDEVICE(PROMISE, 0x3781), board_ahci }, /* FastTrak TX8660 ahci-mode */
/* Asmedia */
{ PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci }, /* ASM1060 */
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 05882e4445a..5513296e5e2 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -371,7 +371,9 @@ int ahci_do_softreset(struct ata_link *link, unsigned int *class,
int pmp, unsigned long deadline,
int (*check_ready)(struct ata_link *link));
+unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
int ahci_stop_engine(struct ata_port *ap);
+void ahci_start_fis_rx(struct ata_port *ap);
void ahci_start_engine(struct ata_port *ap);
int ahci_check_ready(struct ata_link *link);
int ahci_kick_engine(struct ata_port *ap);
diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c
index 3a901520c62..cac4360f272 100644
--- a/drivers/ata/ahci_imx.c
+++ b/drivers/ata/ahci_imx.c
@@ -58,6 +58,8 @@ enum ahci_imx_type {
struct imx_ahci_priv {
struct platform_device *ahci_pdev;
enum ahci_imx_type type;
+ struct clk *sata_clk;
+ struct clk *sata_ref_clk;
struct clk *ahb_clk;
struct regmap *gpr;
bool no_device;
@@ -224,7 +226,7 @@ static int imx_sata_enable(struct ahci_host_priv *hpriv)
return ret;
}
- ret = ahci_platform_enable_clks(hpriv);
+ ret = clk_prepare_enable(imxpriv->sata_ref_clk);
if (ret < 0)
goto disable_regulator;
@@ -291,7 +293,7 @@ static void imx_sata_disable(struct ahci_host_priv *hpriv)
!IMX6Q_GPR13_SATA_MPLL_CLK_EN);
}
- ahci_platform_disable_clks(hpriv);
+ clk_disable_unprepare(imxpriv->sata_ref_clk);
if (hpriv->target_pwr)
regulator_disable(hpriv->target_pwr);
@@ -324,6 +326,9 @@ static void ahci_imx_error_handler(struct ata_port *ap)
writel(reg_val | IMX_P0PHYCR_TEST_PDDQ, mmio + IMX_P0PHYCR);
imx_sata_disable(hpriv);
imxpriv->no_device = true;
+
+ dev_info(ap->dev, "no device found, disabling link.\n");
+ dev_info(ap->dev, "pass " MODULE_PARAM_PREFIX ".hotplug=1 to enable hotplug\n");
}
static int ahci_imx_softreset(struct ata_link *link, unsigned int *class,
@@ -385,6 +390,19 @@ static int imx_ahci_probe(struct platform_device *pdev)
imxpriv->no_device = false;
imxpriv->first_time = true;
imxpriv->type = (enum ahci_imx_type)of_id->data;
+
+ imxpriv->sata_clk = devm_clk_get(dev, "sata");
+ if (IS_ERR(imxpriv->sata_clk)) {
+ dev_err(dev, "can't get sata clock.\n");
+ return PTR_ERR(imxpriv->sata_clk);
+ }
+
+ imxpriv->sata_ref_clk = devm_clk_get(dev, "sata_ref");
+ if (IS_ERR(imxpriv->sata_ref_clk)) {
+ dev_err(dev, "can't get sata_ref clock.\n");
+ return PTR_ERR(imxpriv->sata_ref_clk);
+ }
+
imxpriv->ahb_clk = devm_clk_get(dev, "ahb");
if (IS_ERR(imxpriv->ahb_clk)) {
dev_err(dev, "can't get ahb clock.\n");
@@ -407,10 +425,14 @@ static int imx_ahci_probe(struct platform_device *pdev)
hpriv->plat_data = imxpriv;
- ret = imx_sata_enable(hpriv);
+ ret = clk_prepare_enable(imxpriv->sata_clk);
if (ret)
return ret;
+ ret = imx_sata_enable(hpriv);
+ if (ret)
+ goto disable_clk;
+
/*
* Configure the HWINIT bits of the HOST_CAP and HOST_PORTS_IMPL,
* and IP vendor specific register IMX_TIMER1MS.
@@ -435,16 +457,24 @@ static int imx_ahci_probe(struct platform_device *pdev)
ret = ahci_platform_init_host(pdev, hpriv, &ahci_imx_port_info,
0, 0, 0);
if (ret)
- imx_sata_disable(hpriv);
+ goto disable_sata;
+ return 0;
+
+disable_sata:
+ imx_sata_disable(hpriv);
+disable_clk:
+ clk_disable_unprepare(imxpriv->sata_clk);
return ret;
}
static void ahci_imx_host_stop(struct ata_host *host)
{
struct ahci_host_priv *hpriv = host->private_data;
+ struct imx_ahci_priv *imxpriv = hpriv->plat_data;
imx_sata_disable(hpriv);
+ clk_disable_unprepare(imxpriv->sata_clk);
}
#ifdef CONFIG_PM_SLEEP
diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index ebe505c1776..b10d81ddb52 100644
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -58,7 +58,7 @@ static int ahci_probe(struct platform_device *pdev)
}
if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci"))
- hflags |= AHCI_HFLAG_NO_FBS;
+ hflags |= AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ;
rc = ahci_platform_init_host(pdev, hpriv, &ahci_port_info,
hflags, 0, 0);
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
index 042a9bb45c8..ee3a3659bd9 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -78,6 +78,7 @@
struct xgene_ahci_context {
struct ahci_host_priv *hpriv;
struct device *dev;
+ u8 last_cmd[MAX_AHCI_CHN_PERCTR]; /* tracking the last command issued*/
void __iomem *csr_core; /* Core CSR address of IP */
void __iomem *csr_diag; /* Diag CSR address of IP */
void __iomem *csr_axi; /* AXI CSR address of IP */
@@ -98,20 +99,62 @@ static int xgene_ahci_init_memram(struct xgene_ahci_context *ctx)
}
/**
+ * xgene_ahci_restart_engine - Restart the dma engine.
+ * @ap : ATA port of interest
+ *
+ * Restarts the dma engine inside the controller.
+ */
+static int xgene_ahci_restart_engine(struct ata_port *ap)
+{
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+
+ ahci_stop_engine(ap);
+ ahci_start_fis_rx(ap);
+ hpriv->start_engine(ap);
+
+ return 0;
+}
+
+/**
+ * xgene_ahci_qc_issue - Issue commands to the device
+ * @qc: Command to issue
+ *
+ * Due to Hardware errata for IDENTIFY DEVICE command, the controller cannot
+ * clear the BSY bit after receiving the PIO setup FIS. This results in the dma
+ * state machine goes into the CMFatalErrorUpdate state and locks up. By
+ * restarting the dma engine, it removes the controller out of lock up state.
+ */
+static unsigned int xgene_ahci_qc_issue(struct ata_queued_cmd *qc)
+{
+ struct ata_port *ap = qc->ap;
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+ struct xgene_ahci_context *ctx = hpriv->plat_data;
+ int rc = 0;
+
+ if (unlikely(ctx->last_cmd[ap->port_no] == ATA_CMD_ID_ATA))
+ xgene_ahci_restart_engine(ap);
+
+ rc = ahci_qc_issue(qc);
+
+ /* Save the last command issued */
+ ctx->last_cmd[ap->port_no] = qc->tf.command;
+
+ return rc;
+}
+
+/**
* xgene_ahci_read_id - Read ID data from the specified device
* @dev: device
* @tf: proposed taskfile
* @id: data buffer
*
* This custom read ID function is required due to the fact that the HW
- * does not support DEVSLP and the controller state machine may get stuck
- * after processing the ID query command.
+ * does not support DEVSLP.
*/
static unsigned int xgene_ahci_read_id(struct ata_device *dev,
struct ata_taskfile *tf, u16 *id)
{
u32 err_mask;
- void __iomem *port_mmio = ahci_port_base(dev->link->ap);
err_mask = ata_do_dev_read_id(dev, tf, id);
if (err_mask)
@@ -133,16 +176,6 @@ static unsigned int xgene_ahci_read_id(struct ata_device *dev,
*/
id[ATA_ID_FEATURE_SUPP] &= ~(1 << 8);
- /*
- * Due to HW errata, restart the port if no other command active.
- * Otherwise the controller may get stuck.
- */
- if (!readl(port_mmio + PORT_CMD_ISSUE)) {
- writel(PORT_CMD_FIS_RX, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* Force a barrier */
- writel(PORT_CMD_FIS_RX | PORT_CMD_START, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* Force a barrier */
- }
return 0;
}
@@ -300,6 +333,7 @@ static struct ata_port_operations xgene_ahci_ops = {
.host_stop = xgene_ahci_host_stop,
.hardreset = xgene_ahci_hardreset,
.read_id = xgene_ahci_read_id,
+ .qc_issue = xgene_ahci_qc_issue,
};
static const struct ata_port_info xgene_ahci_port_info = {
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 40ea583d361..d72ce047030 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -68,7 +68,6 @@ static ssize_t ahci_transmit_led_message(struct ata_port *ap, u32 state,
static int ahci_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val);
static int ahci_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val);
-static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc);
static int ahci_port_start(struct ata_port *ap);
static void ahci_port_stop(struct ata_port *ap);
@@ -620,7 +619,7 @@ int ahci_stop_engine(struct ata_port *ap)
}
EXPORT_SYMBOL_GPL(ahci_stop_engine);
-static void ahci_start_fis_rx(struct ata_port *ap)
+void ahci_start_fis_rx(struct ata_port *ap)
{
void __iomem *port_mmio = ahci_port_base(ap);
struct ahci_host_priv *hpriv = ap->host->private_data;
@@ -646,6 +645,7 @@ static void ahci_start_fis_rx(struct ata_port *ap)
/* flush */
readl(port_mmio + PORT_CMD);
}
+EXPORT_SYMBOL_GPL(ahci_start_fis_rx);
static int ahci_stop_fis_rx(struct ata_port *ap)
{
@@ -1945,7 +1945,7 @@ irqreturn_t ahci_interrupt(int irq, void *dev_instance)
}
EXPORT_SYMBOL_GPL(ahci_interrupt);
-static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
+unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
void __iomem *port_mmio = ahci_port_base(ap);
@@ -1974,6 +1974,7 @@ static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
return 0;
}
+EXPORT_SYMBOL_GPL(ahci_qc_issue);
static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc)
{
diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index 3a5b4ed25a4..b0077589f06 100644
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c
@@ -250,8 +250,13 @@ struct ahci_host_priv *ahci_platform_get_resources(struct platform_device *pdev)
if (IS_ERR(hpriv->phy)) {
rc = PTR_ERR(hpriv->phy);
switch (rc) {
- case -ENODEV:
case -ENOSYS:
+ /* No PHY support. Check if PHY is required. */
+ if (of_find_property(dev->of_node, "phys", NULL)) {
+ dev_err(dev, "couldn't get sata-phy: ENOSYS\n");
+ goto err_out;
+ }
+ case -ENODEV:
/* continue normally */
hpriv->phy = NULL;
break;
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 18d97d5c7d9..677c0c1b03b 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4787,6 +4787,10 @@ void swap_buf_le16(u16 *buf, unsigned int buf_words)
* ata_qc_new - Request an available ATA command, for queueing
* @ap: target port
*
+ * Some ATA host controllers may implement a queue depth which is less
+ * than ATA_MAX_QUEUE. So we shouldn't allocate a tag which is beyond
+ * the hardware limitation.
+ *
* LOCKING:
* None.
*/
@@ -4794,14 +4798,15 @@ void swap_buf_le16(u16 *buf, unsigned int buf_words)
static struct ata_queued_cmd *ata_qc_new(struct ata_port *ap)
{
struct ata_queued_cmd *qc = NULL;
+ unsigned int max_queue = ap->host->n_tags;
unsigned int i, tag;
/* no command while frozen */
if (unlikely(ap->pflags & ATA_PFLAG_FROZEN))
return NULL;
- for (i = 0; i < ATA_MAX_QUEUE; i++) {
- tag = (i + ap->last_tag + 1) % ATA_MAX_QUEUE;
+ for (i = 0, tag = ap->last_tag + 1; i < max_queue; i++, tag++) {
+ tag = tag < max_queue ? tag : 0;
/* the last tag is reserved for internal command. */
if (tag == ATA_TAG_INTERNAL)
@@ -6088,6 +6093,7 @@ void ata_host_init(struct ata_host *host, struct device *dev,
{
spin_lock_init(&host->lock);
mutex_init(&host->eh_mutex);
+ host->n_tags = ATA_MAX_QUEUE - 1;
host->dev = dev;
host->ops = ops;
}
@@ -6169,6 +6175,8 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht)
{
int i, rc;
+ host->n_tags = clamp(sht->can_queue, 1, ATA_MAX_QUEUE - 1);
+
/* host must have been started */
if (!(host->flags & ATA_HOST_STARTED)) {
dev_err(host->dev, "BUG: trying to register unstarted host\n");
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 6760fc4e85b..dad83df555c 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1811,7 +1811,7 @@ static unsigned int ata_eh_analyze_tf(struct ata_queued_cmd *qc,
case ATA_DEV_ATA:
if (err & ATA_ICRC)
qc->err_mask |= AC_ERR_ATA_BUS;
- if (err & ATA_UNC)
+ if (err & (ATA_UNC | ATA_AMNF))
qc->err_mask |= AC_ERR_MEDIA;
if (err & ATA_IDNF)
qc->err_mask |= AC_ERR_INVALID;
@@ -2556,11 +2556,12 @@ static void ata_eh_link_report(struct ata_link *link)
}
if (cmd->command != ATA_CMD_PACKET &&
- (res->feature & (ATA_ICRC | ATA_UNC | ATA_IDNF |
- ATA_ABORTED)))
- ata_dev_err(qc->dev, "error: { %s%s%s%s}\n",
+ (res->feature & (ATA_ICRC | ATA_UNC | ATA_AMNF |
+ ATA_IDNF | ATA_ABORTED)))
+ ata_dev_err(qc->dev, "error: { %s%s%s%s%s}\n",
res->feature & ATA_ICRC ? "ICRC " : "",
res->feature & ATA_UNC ? "UNC " : "",
+ res->feature & ATA_AMNF ? "AMNF " : "",
res->feature & ATA_IDNF ? "IDNF " : "",
res->feature & ATA_ABORTED ? "ABRT " : "");
#endif
diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c
index 6ad5c072ce3..4d37c5415fc 100644
--- a/drivers/ata/pata_ep93xx.c
+++ b/drivers/ata/pata_ep93xx.c
@@ -915,7 +915,7 @@ static int ep93xx_pata_probe(struct platform_device *pdev)
struct ep93xx_pata_data *drv_data;
struct ata_host *host;
struct ata_port *ap;
- unsigned int irq;
+ int irq;
struct resource *mem_res;
void __iomem *ide_base;
int err;
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 9e9227e1762..eee48c49f5d 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -89,8 +89,13 @@ int platform_get_irq(struct platform_device *dev, unsigned int num)
return dev->archdata.irqs[num];
#else
struct resource *r;
- if (IS_ENABLED(CONFIG_OF_IRQ) && dev->dev.of_node)
- return of_irq_get(dev->dev.of_node, num);
+ if (IS_ENABLED(CONFIG_OF_IRQ) && dev->dev.of_node) {
+ int ret;
+
+ ret = of_irq_get(dev->dev.of_node, num);
+ if (ret >= 0 || ret == -EPROBE_DEFER)
+ return ret;
+ }
r = platform_get_resource(dev, IORESOURCE_IRQ, num);
@@ -133,8 +138,13 @@ int platform_get_irq_byname(struct platform_device *dev, const char *name)
{
struct resource *r;
- if (IS_ENABLED(CONFIG_OF_IRQ) && dev->dev.of_node)
- return of_irq_get_byname(dev->dev.of_node, name);
+ if (IS_ENABLED(CONFIG_OF_IRQ) && dev->dev.of_node) {
+ int ret;
+
+ ret = of_irq_get_byname(dev->dev.of_node, name);
+ if (ret >= 0 || ret == -EPROBE_DEFER)
+ return ret;
+ }
r = platform_get_resource_byname(dev, IORESOURCE_IRQ, name);
return r ? r->start : -ENXIO;
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 1b35c45c92b..3f2e1673808 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -544,6 +544,12 @@ void conn_try_outdate_peer_async(struct drbd_connection *connection)
struct task_struct *opa;
kref_get(&connection->kref);
+ /* We may just have force_sig()'ed this thread
+ * to get it out of some blocking network function.
+ * Clear signals; otherwise kthread_run(), which internally uses
+ * wait_on_completion_killable(), will mistake our pending signal
+ * for a new fatal signal and fail. */
+ flush_signals(current);
opa = kthread_run(_try_outdate_peer_async, connection, "drbd_async_h");
if (IS_ERR(opa)) {
drbd_err(connection, "out of mem, failed to invoke fence-peer helper\n");
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 089e72cd37b..36e54be402d 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -622,11 +622,18 @@ static void zram_reset_device(struct zram *zram, bool reset_capacity)
memset(&zram->stats, 0, sizeof(zram->stats));
zram->disksize = 0;
- if (reset_capacity) {
+ if (reset_capacity)
set_capacity(zram->disk, 0);
- revalidate_disk(zram->disk);
- }
+
up_write(&zram->init_lock);
+
+ /*
+ * Revalidate disk out of the init_lock to avoid lockdep splat.
+ * It's okay because disk's capacity is protected by init_lock
+ * so that revalidate_disk always sees up-to-date capacity.
+ */
+ if (reset_capacity)
+ revalidate_disk(zram->disk);
}
static ssize_t disksize_store(struct device *dev,
@@ -666,8 +673,15 @@ static ssize_t disksize_store(struct device *dev,
zram->comp = comp;
zram->disksize = disksize;
set_capacity(zram->disk, zram->disksize >> SECTOR_SHIFT);
- revalidate_disk(zram->disk);
up_write(&zram->init_lock);
+
+ /*
+ * Revalidate disk out of the init_lock to avoid lockdep splat.
+ * It's okay because disk's capacity is protected by init_lock
+ * so that revalidate_disk always sees up-to-date capacity.
+ */
+ revalidate_disk(zram->disk);
+
return len;
out_destroy_comp:
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index f98380648cb..f50dffc0374 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -90,7 +90,6 @@ static const struct usb_device_id ath3k_table[] = {
{ USB_DEVICE(0x0b05, 0x17d0) },
{ USB_DEVICE(0x0CF3, 0x0036) },
{ USB_DEVICE(0x0CF3, 0x3004) },
- { USB_DEVICE(0x0CF3, 0x3005) },
{ USB_DEVICE(0x0CF3, 0x3008) },
{ USB_DEVICE(0x0CF3, 0x311D) },
{ USB_DEVICE(0x0CF3, 0x311E) },
@@ -140,7 +139,6 @@ static const struct usb_device_id ath3k_blist_tbl[] = {
{ USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
- { USB_DEVICE(0x0cf3, 0x3005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 },
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index a1c80b0c766..6250fc2fb93 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -162,7 +162,6 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
- { USB_DEVICE(0x0cf3, 0x3005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311e), .driver_info = BTUSB_ATH3012 },
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index 04680ead927..fede8ca7147 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -406,6 +406,7 @@ static int h5_rx_3wire_hdr(struct hci_uart *hu, unsigned char c)
H5_HDR_PKT_TYPE(hdr) != HCI_3WIRE_LINK_PKT) {
BT_ERR("Non-link packet received in non-active state");
h5_reset_rx(h5);
+ return 0;
}
h5->rx_func = h5_rx_payload;
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 334601cc81c..c4419ea1ab0 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -55,16 +55,41 @@ static DEFINE_MUTEX(rng_mutex);
static int data_avail;
static u8 *rng_buffer;
+static inline int rng_get_data(struct hwrng *rng, u8 *buffer, size_t size,
+ int wait);
+
static size_t rng_buffer_size(void)
{
return SMP_CACHE_BYTES < 32 ? 32 : SMP_CACHE_BYTES;
}
+static void add_early_randomness(struct hwrng *rng)
+{
+ unsigned char bytes[16];
+ int bytes_read;
+
+ /*
+ * Currently only virtio-rng cannot return data during device
+ * probe, and that's handled in virtio-rng.c itself. If there
+ * are more such devices, this call to rng_get_data can be
+ * made conditional here instead of doing it per-device.
+ */
+ bytes_read = rng_get_data(rng, bytes, sizeof(bytes), 1);
+ if (bytes_read > 0)
+ add_device_randomness(bytes, bytes_read);
+}
+
static inline int hwrng_init(struct hwrng *rng)
{
- if (!rng->init)
- return 0;
- return rng->init(rng);
+ if (rng->init) {
+ int ret;
+
+ ret = rng->init(rng);
+ if (ret)
+ return ret;
+ }
+ add_early_randomness(rng);
+ return 0;
}
static inline void hwrng_cleanup(struct hwrng *rng)
@@ -304,8 +329,6 @@ int hwrng_register(struct hwrng *rng)
{
int err = -EINVAL;
struct hwrng *old_rng, *tmp;
- unsigned char bytes[16];
- int bytes_read;
if (rng->name == NULL ||
(rng->data_read == NULL && rng->read == NULL))
@@ -347,9 +370,17 @@ int hwrng_register(struct hwrng *rng)
INIT_LIST_HEAD(&rng->list);
list_add_tail(&rng->list, &rng_list);
- bytes_read = rng_get_data(rng, bytes, sizeof(bytes), 1);
- if (bytes_read > 0)
- add_device_randomness(bytes, bytes_read);
+ if (old_rng && !rng->init) {
+ /*
+ * Use a new device's input to add some randomness to
+ * the system. If this rng device isn't going to be
+ * used right away, its init function hasn't been
+ * called yet; so only use the randomness from devices
+ * that don't need an init callback.
+ */
+ add_early_randomness(rng);
+ }
+
out_unlock:
mutex_unlock(&rng_mutex);
out:
diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c
index f3e71501de5..e9b15bc18b4 100644
--- a/drivers/char/hw_random/virtio-rng.c
+++ b/drivers/char/hw_random/virtio-rng.c
@@ -38,6 +38,8 @@ struct virtrng_info {
int index;
};
+static bool probe_done;
+
static void random_recv_done(struct virtqueue *vq)
{
struct virtrng_info *vi = vq->vdev->priv;
@@ -67,6 +69,13 @@ static int virtio_read(struct hwrng *rng, void *buf, size_t size, bool wait)
int ret;
struct virtrng_info *vi = (struct virtrng_info *)rng->priv;
+ /*
+ * Don't ask host for data till we're setup. This call can
+ * happen during hwrng_register(), after commit d9e7972619.
+ */
+ if (unlikely(!probe_done))
+ return 0;
+
if (!vi->busy) {
vi->busy = true;
init_completion(&vi->have_data);
@@ -137,6 +146,7 @@ static int probe_common(struct virtio_device *vdev)
return err;
}
+ probe_done = true;
return 0;
}
diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c
index d915707d2ba..93dcad0c1cb 100644
--- a/drivers/char/i8k.c
+++ b/drivers/char/i8k.c
@@ -138,7 +138,9 @@ static int i8k_smm(struct smm_regs *regs)
if (!alloc_cpumask_var(&old_mask, GFP_KERNEL))
return -ENOMEM;
cpumask_copy(old_mask, &current->cpus_allowed);
- set_cpus_allowed_ptr(current, cpumask_of(0));
+ rc = set_cpus_allowed_ptr(current, cpumask_of(0));
+ if (rc)
+ goto out;
if (smp_processor_id() != 0) {
rc = -EBUSY;
goto out;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 0a7ac0a7b25..71529e196b8 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -641,7 +641,7 @@ retry:
} while (unlikely(entropy_count < pool_size-2 && pnfrac));
}
- if (entropy_count < 0) {
+ if (unlikely(entropy_count < 0)) {
pr_warn("random: negative entropy/overflow: pool %s count %d\n",
r->name, entropy_count);
WARN_ON(1);
@@ -981,7 +981,7 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min,
int reserved)
{
int entropy_count, orig;
- size_t ibytes;
+ size_t ibytes, nfrac;
BUG_ON(r->entropy_count > r->poolinfo->poolfracbits);
@@ -999,7 +999,17 @@ retry:
}
if (ibytes < min)
ibytes = 0;
- if ((entropy_count -= ibytes << (ENTROPY_SHIFT + 3)) < 0)
+
+ if (unlikely(entropy_count < 0)) {
+ pr_warn("random: negative entropy count: pool %s count %d\n",
+ r->name, entropy_count);
+ WARN_ON(1);
+ entropy_count = 0;
+ }
+ nfrac = ibytes << (ENTROPY_SHIFT + 3);
+ if ((size_t) entropy_count > nfrac)
+ entropy_count -= nfrac;
+ else
entropy_count = 0;
if (cmpxchg(&r->entropy_count, orig, entropy_count) != orig)
@@ -1376,6 +1386,7 @@ urandom_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos)
"with %d bits of entropy available\n",
current->comm, nonblocking_pool.entropy_total);
+ nbytes = min_t(size_t, nbytes, INT_MAX >> (ENTROPY_SHIFT + 3));
ret = extract_entropy_user(&nonblocking_pool, buf, nbytes);
trace_urandom_read(8 * nbytes, ENTROPY_BITS(&nonblocking_pool),
diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c
index 9b7b5859a42..3757e9e72d3 100644
--- a/drivers/clk/clk-s2mps11.c
+++ b/drivers/clk/clk-s2mps11.c
@@ -230,16 +230,13 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
goto err_reg;
}
- s2mps11_clk->lookup = devm_kzalloc(&pdev->dev,
- sizeof(struct clk_lookup), GFP_KERNEL);
+ s2mps11_clk->lookup = clkdev_alloc(s2mps11_clk->clk,
+ s2mps11_name(s2mps11_clk), NULL);
if (!s2mps11_clk->lookup) {
ret = -ENOMEM;
goto err_lup;
}
- s2mps11_clk->lookup->con_id = s2mps11_name(s2mps11_clk);
- s2mps11_clk->lookup->clk = s2mps11_clk->clk;
-
clkdev_add(s2mps11_clk->lookup);
}
diff --git a/drivers/clk/qcom/mmcc-msm8960.c b/drivers/clk/qcom/mmcc-msm8960.c
index 12f3c0b64fc..4c449b3170f 100644
--- a/drivers/clk/qcom/mmcc-msm8960.c
+++ b/drivers/clk/qcom/mmcc-msm8960.c
@@ -1209,7 +1209,7 @@ static struct clk_branch rot_clk = {
static u8 mmcc_pxo_hdmi_map[] = {
[P_PXO] = 0,
- [P_HDMI_PLL] = 2,
+ [P_HDMI_PLL] = 3,
};
static const char *mmcc_pxo_hdmi[] = {
diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index 4f150c9dd38..7f4a473a7ad 100644
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -925,21 +925,13 @@ static struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = {
GATE(CLK_RTC, "rtc", "aclk100", E4X12_GATE_IP_PERIR, 15,
0, 0),
GATE(CLK_KEYIF, "keyif", "aclk100", E4X12_GATE_IP_PERIR, 16, 0, 0),
- GATE(CLK_SCLK_PWM_ISP, "sclk_pwm_isp", "div_pwm_isp",
- E4X12_SRC_MASK_ISP, 0, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_SCLK_SPI0_ISP, "sclk_spi0_isp", "div_spi0_isp_pre",
- E4X12_SRC_MASK_ISP, 4, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_SCLK_SPI1_ISP, "sclk_spi1_isp", "div_spi1_isp_pre",
- E4X12_SRC_MASK_ISP, 8, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_SCLK_UART_ISP, "sclk_uart_isp", "div_uart_isp",
- E4X12_SRC_MASK_ISP, 12, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "sclk_pwm_isp",
+ GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "div_pwm_isp",
E4X12_GATE_IP_ISP, 0, 0, 0),
- GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "sclk_spi0_isp",
+ GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "div_spi0_isp_pre",
E4X12_GATE_IP_ISP, 1, 0, 0),
- GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "sclk_spi1_isp",
+ GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "div_spi1_isp_pre",
E4X12_GATE_IP_ISP, 2, 0, 0),
- GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "sclk_uart_isp",
+ GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "div_uart_isp",
E4X12_GATE_IP_ISP, 3, 0, 0),
GATE(CLK_WDT, "watchdog", "aclk100", E4X12_GATE_IP_PERIR, 14, 0, 0),
GATE(CLK_PCM0, "pcm0", "aclk100", E4X12_GATE_IP_MAUDIO, 2,
diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c
index 1fad4c5e3f5..184f64293b2 100644
--- a/drivers/clk/samsung/clk-exynos5250.c
+++ b/drivers/clk/samsung/clk-exynos5250.c
@@ -661,7 +661,7 @@ static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = {
GATE(CLK_RTC, "rtc", "div_aclk66", GATE_IP_PERIS, 20, 0, 0),
GATE(CLK_TMU, "tmu", "div_aclk66", GATE_IP_PERIS, 21, 0, 0),
GATE(CLK_SMMU_TV, "smmu_tv", "mout_aclk200_disp1_sub",
- GATE_IP_DISP1, 2, 0, 0),
+ GATE_IP_DISP1, 9, 0, 0),
GATE(CLK_SMMU_FIMD1, "smmu_fimd1", "mout_aclk200_disp1_sub",
GATE_IP_DISP1, 8, 0, 0),
GATE(CLK_SMMU_2D, "smmu_2d", "div_aclk200", GATE_IP_ACP, 7, 0, 0),
diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c
index 9d7d7eed03f..a4e6cc782e5 100644
--- a/drivers/clk/samsung/clk-exynos5420.c
+++ b/drivers/clk/samsung/clk-exynos5420.c
@@ -631,7 +631,8 @@ static struct samsung_mux_clock exynos5x_mux_clks[] __initdata = {
SRC_TOP4, 16, 1),
MUX(0, "mout_user_aclk266", mout_user_aclk266_p, SRC_TOP4, 20, 1),
MUX(0, "mout_user_aclk166", mout_user_aclk166_p, SRC_TOP4, 24, 1),
- MUX(0, "mout_user_aclk333", mout_user_aclk333_p, SRC_TOP4, 28, 1),
+ MUX(CLK_MOUT_USER_ACLK333, "mout_user_aclk333", mout_user_aclk333_p,
+ SRC_TOP4, 28, 1),
MUX(0, "mout_user_aclk400_disp1", mout_user_aclk400_disp1_p,
SRC_TOP5, 0, 1),
@@ -684,7 +685,8 @@ static struct samsung_mux_clock exynos5x_mux_clks[] __initdata = {
SRC_TOP11, 12, 1),
MUX(0, "mout_sw_aclk266", mout_sw_aclk266_p, SRC_TOP11, 20, 1),
MUX(0, "mout_sw_aclk166", mout_sw_aclk166_p, SRC_TOP11, 24, 1),
- MUX(0, "mout_sw_aclk333", mout_sw_aclk333_p, SRC_TOP11, 28, 1),
+ MUX(CLK_MOUT_SW_ACLK333, "mout_sw_aclk333", mout_sw_aclk333_p,
+ SRC_TOP11, 28, 1),
MUX(0, "mout_sw_aclk400_disp1", mout_sw_aclk400_disp1_p,
SRC_TOP12, 4, 1),
@@ -890,8 +892,6 @@ static struct samsung_gate_clock exynos5x_gate_clks[] __initdata = {
GATE_BUS_TOP, 9, CLK_IGNORE_UNUSED, 0),
GATE(0, "aclk66_psgen", "mout_user_aclk66_psgen",
GATE_BUS_TOP, 10, CLK_IGNORE_UNUSED, 0),
- GATE(CLK_ACLK66_PERIC, "aclk66_peric", "mout_user_aclk66_peric",
- GATE_BUS_TOP, 11, CLK_IGNORE_UNUSED, 0),
GATE(0, "aclk266_isp", "mout_user_aclk266_isp",
GATE_BUS_TOP, 13, 0, 0),
GATE(0, "aclk166", "mout_user_aclk166",
@@ -994,34 +994,61 @@ static struct samsung_gate_clock exynos5x_gate_clks[] __initdata = {
SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0),
/* PERIC Block */
- GATE(CLK_UART0, "uart0", "aclk66_peric", GATE_IP_PERIC, 0, 0, 0),
- GATE(CLK_UART1, "uart1", "aclk66_peric", GATE_IP_PERIC, 1, 0, 0),
- GATE(CLK_UART2, "uart2", "aclk66_peric", GATE_IP_PERIC, 2, 0, 0),
- GATE(CLK_UART3, "uart3", "aclk66_peric", GATE_IP_PERIC, 3, 0, 0),
- GATE(CLK_I2C0, "i2c0", "aclk66_peric", GATE_IP_PERIC, 6, 0, 0),
- GATE(CLK_I2C1, "i2c1", "aclk66_peric", GATE_IP_PERIC, 7, 0, 0),
- GATE(CLK_I2C2, "i2c2", "aclk66_peric", GATE_IP_PERIC, 8, 0, 0),
- GATE(CLK_I2C3, "i2c3", "aclk66_peric", GATE_IP_PERIC, 9, 0, 0),
- GATE(CLK_USI0, "usi0", "aclk66_peric", GATE_IP_PERIC, 10, 0, 0),
- GATE(CLK_USI1, "usi1", "aclk66_peric", GATE_IP_PERIC, 11, 0, 0),
- GATE(CLK_USI2, "usi2", "aclk66_peric", GATE_IP_PERIC, 12, 0, 0),
- GATE(CLK_USI3, "usi3", "aclk66_peric", GATE_IP_PERIC, 13, 0, 0),
- GATE(CLK_I2C_HDMI, "i2c_hdmi", "aclk66_peric", GATE_IP_PERIC, 14, 0, 0),
- GATE(CLK_TSADC, "tsadc", "aclk66_peric", GATE_IP_PERIC, 15, 0, 0),
- GATE(CLK_SPI0, "spi0", "aclk66_peric", GATE_IP_PERIC, 16, 0, 0),
- GATE(CLK_SPI1, "spi1", "aclk66_peric", GATE_IP_PERIC, 17, 0, 0),
- GATE(CLK_SPI2, "spi2", "aclk66_peric", GATE_IP_PERIC, 18, 0, 0),
- GATE(CLK_I2S1, "i2s1", "aclk66_peric", GATE_IP_PERIC, 20, 0, 0),
- GATE(CLK_I2S2, "i2s2", "aclk66_peric", GATE_IP_PERIC, 21, 0, 0),
- GATE(CLK_PCM1, "pcm1", "aclk66_peric", GATE_IP_PERIC, 22, 0, 0),
- GATE(CLK_PCM2, "pcm2", "aclk66_peric", GATE_IP_PERIC, 23, 0, 0),
- GATE(CLK_PWM, "pwm", "aclk66_peric", GATE_IP_PERIC, 24, 0, 0),
- GATE(CLK_SPDIF, "spdif", "aclk66_peric", GATE_IP_PERIC, 26, 0, 0),
- GATE(CLK_USI4, "usi4", "aclk66_peric", GATE_IP_PERIC, 28, 0, 0),
- GATE(CLK_USI5, "usi5", "aclk66_peric", GATE_IP_PERIC, 30, 0, 0),
- GATE(CLK_USI6, "usi6", "aclk66_peric", GATE_IP_PERIC, 31, 0, 0),
-
- GATE(CLK_KEYIF, "keyif", "aclk66_peric", GATE_BUS_PERIC, 22, 0, 0),
+ GATE(CLK_UART0, "uart0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 0, 0, 0),
+ GATE(CLK_UART1, "uart1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 1, 0, 0),
+ GATE(CLK_UART2, "uart2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 2, 0, 0),
+ GATE(CLK_UART3, "uart3", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 3, 0, 0),
+ GATE(CLK_I2C0, "i2c0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 6, 0, 0),
+ GATE(CLK_I2C1, "i2c1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 7, 0, 0),
+ GATE(CLK_I2C2, "i2c2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 8, 0, 0),
+ GATE(CLK_I2C3, "i2c3", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 9, 0, 0),
+ GATE(CLK_USI0, "usi0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 10, 0, 0),
+ GATE(CLK_USI1, "usi1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 11, 0, 0),
+ GATE(CLK_USI2, "usi2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 12, 0, 0),
+ GATE(CLK_USI3, "usi3", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 13, 0, 0),
+ GATE(CLK_I2C_HDMI, "i2c_hdmi", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 14, 0, 0),
+ GATE(CLK_TSADC, "tsadc", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 15, 0, 0),
+ GATE(CLK_SPI0, "spi0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 16, 0, 0),
+ GATE(CLK_SPI1, "spi1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 17, 0, 0),
+ GATE(CLK_SPI2, "spi2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 18, 0, 0),
+ GATE(CLK_I2S1, "i2s1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 20, 0, 0),
+ GATE(CLK_I2S2, "i2s2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 21, 0, 0),
+ GATE(CLK_PCM1, "pcm1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 22, 0, 0),
+ GATE(CLK_PCM2, "pcm2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 23, 0, 0),
+ GATE(CLK_PWM, "pwm", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 24, 0, 0),
+ GATE(CLK_SPDIF, "spdif", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 26, 0, 0),
+ GATE(CLK_USI4, "usi4", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 28, 0, 0),
+ GATE(CLK_USI5, "usi5", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 30, 0, 0),
+ GATE(CLK_USI6, "usi6", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 31, 0, 0),
+
+ GATE(CLK_KEYIF, "keyif", "mout_user_aclk66_peric",
+ GATE_BUS_PERIC, 22, 0, 0),
/* PERIS Block */
GATE(CLK_CHIPID, "chipid", "aclk66_psgen",
diff --git a/drivers/clk/samsung/clk-s3c2410.c b/drivers/clk/samsung/clk-s3c2410.c
index ba0716801db..140f4733c02 100644
--- a/drivers/clk/samsung/clk-s3c2410.c
+++ b/drivers/clk/samsung/clk-s3c2410.c
@@ -152,6 +152,11 @@ struct samsung_clock_alias s3c2410_common_aliases[] __initdata = {
ALIAS(HCLK, NULL, "hclk"),
ALIAS(MPLL, NULL, "mpll"),
ALIAS(FCLK, NULL, "fclk"),
+ ALIAS(PCLK, NULL, "watchdog"),
+ ALIAS(PCLK_SDI, NULL, "sdi"),
+ ALIAS(HCLK_NAND, NULL, "nand"),
+ ALIAS(PCLK_I2S, NULL, "iis"),
+ ALIAS(PCLK_I2C, NULL, "i2c"),
};
/* S3C2410 specific clocks */
@@ -378,7 +383,7 @@ void __init s3c2410_common_clk_init(struct device_node *np, unsigned long xti_f,
if (!np)
s3c2410_common_clk_register_fixed_ext(ctx, xti_f);
- if (current_soc == 2410) {
+ if (current_soc == S3C2410) {
if (_get_rate("xti") == 12 * MHZ) {
s3c2410_plls[mpll].rate_table = pll_s3c2410_12mhz_tbl;
s3c2410_plls[upll].rate_table = pll_s3c2410_12mhz_tbl;
@@ -432,7 +437,7 @@ void __init s3c2410_common_clk_init(struct device_node *np, unsigned long xti_f,
samsung_clk_register_fixed_factor(ctx, s3c2410_ffactor,
ARRAY_SIZE(s3c2410_ffactor));
samsung_clk_register_alias(ctx, s3c2410_aliases,
- ARRAY_SIZE(s3c2410_common_aliases));
+ ARRAY_SIZE(s3c2410_aliases));
break;
case S3C2440:
samsung_clk_register_mux(ctx, s3c2440_muxes,
diff --git a/drivers/clk/samsung/clk-s3c64xx.c b/drivers/clk/samsung/clk-s3c64xx.c
index efa16ee592c..8889ff1c10f 100644
--- a/drivers/clk/samsung/clk-s3c64xx.c
+++ b/drivers/clk/samsung/clk-s3c64xx.c
@@ -418,8 +418,10 @@ static struct samsung_clock_alias s3c64xx_clock_aliases[] = {
ALIAS(SCLK_MMC2, "s3c-sdhci.2", "mmc_busclk.2"),
ALIAS(SCLK_MMC1, "s3c-sdhci.1", "mmc_busclk.2"),
ALIAS(SCLK_MMC0, "s3c-sdhci.0", "mmc_busclk.2"),
- ALIAS(SCLK_SPI1, "s3c6410-spi.1", "spi-bus"),
- ALIAS(SCLK_SPI0, "s3c6410-spi.0", "spi-bus"),
+ ALIAS(PCLK_SPI1, "s3c6410-spi.1", "spi_busclk0"),
+ ALIAS(SCLK_SPI1, "s3c6410-spi.1", "spi_busclk2"),
+ ALIAS(PCLK_SPI0, "s3c6410-spi.0", "spi_busclk0"),
+ ALIAS(SCLK_SPI0, "s3c6410-spi.0", "spi_busclk2"),
ALIAS(SCLK_AUDIO1, "samsung-pcm.1", "audio-bus"),
ALIAS(SCLK_AUDIO1, "samsung-i2s.1", "audio-bus"),
ALIAS(SCLK_AUDIO0, "samsung-pcm.0", "audio-bus"),
diff --git a/drivers/clk/spear/spear3xx_clock.c b/drivers/clk/spear/spear3xx_clock.c
index c2d20431554..bb5f387774e 100644
--- a/drivers/clk/spear/spear3xx_clock.c
+++ b/drivers/clk/spear/spear3xx_clock.c
@@ -211,7 +211,7 @@ static inline void spear310_clk_init(void) { }
/* array of all spear 320 clock lookups */
#ifdef CONFIG_MACH_SPEAR320
-#define SPEAR320_CONTROL_REG (soc_config_base + 0x0000)
+#define SPEAR320_CONTROL_REG (soc_config_base + 0x0010)
#define SPEAR320_EXT_CTRL_REG (soc_config_base + 0x0018)
#define SPEAR320_UARTX_PCLK_MASK 0x1
@@ -245,7 +245,8 @@ static const char *smii0_parents[] = { "smii_125m_pad", "ras_pll2_clk",
"ras_syn0_gclk", };
static const char *uartx_parents[] = { "ras_syn1_gclk", "ras_apb_clk", };
-static void __init spear320_clk_init(void __iomem *soc_config_base)
+static void __init spear320_clk_init(void __iomem *soc_config_base,
+ struct clk *ras_apb_clk)
{
struct clk *clk;
@@ -342,6 +343,8 @@ static void __init spear320_clk_init(void __iomem *soc_config_base)
SPEAR320_CONTROL_REG, UART1_PCLK_SHIFT, UART1_PCLK_MASK,
0, &_lock);
clk_register_clkdev(clk, NULL, "a3000000.serial");
+ /* Enforce ras_apb_clk */
+ clk_set_parent(clk, ras_apb_clk);
clk = clk_register_mux(NULL, "uart2_clk", uartx_parents,
ARRAY_SIZE(uartx_parents),
@@ -349,6 +352,8 @@ static void __init spear320_clk_init(void __iomem *soc_config_base)
SPEAR320_EXT_CTRL_REG, SPEAR320_UART2_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "a4000000.serial");
+ /* Enforce ras_apb_clk */
+ clk_set_parent(clk, ras_apb_clk);
clk = clk_register_mux(NULL, "uart3_clk", uartx_parents,
ARRAY_SIZE(uartx_parents),
@@ -379,12 +384,12 @@ static void __init spear320_clk_init(void __iomem *soc_config_base)
clk_register_clkdev(clk, NULL, "60100000.serial");
}
#else
-static inline void spear320_clk_init(void __iomem *soc_config_base) { }
+static inline void spear320_clk_init(void __iomem *sb, struct clk *rc) { }
#endif
void __init spear3xx_clk_init(void __iomem *misc_base, void __iomem *soc_config_base)
{
- struct clk *clk, *clk1;
+ struct clk *clk, *clk1, *ras_apb_clk;
clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, CLK_IS_ROOT,
32000);
@@ -613,6 +618,7 @@ void __init spear3xx_clk_init(void __iomem *misc_base, void __iomem *soc_config_
clk = clk_register_gate(NULL, "ras_apb_clk", "apb_clk", 0, RAS_CLK_ENB,
RAS_APB_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, "ras_apb_clk", NULL);
+ ras_apb_clk = clk;
clk = clk_register_gate(NULL, "ras_32k_clk", "osc_32k_clk", 0,
RAS_CLK_ENB, RAS_32K_CLK_ENB, 0, &_lock);
@@ -659,5 +665,5 @@ void __init spear3xx_clk_init(void __iomem *misc_base, void __iomem *soc_config_
else if (of_machine_is_compatible("st,spear310"))
spear310_clk_init();
else if (of_machine_is_compatible("st,spear320"))
- spear320_clk_init(soc_config_base);
+ spear320_clk_init(soc_config_base, ras_apb_clk);
}
diff --git a/drivers/clk/sunxi/clk-sun6i-apb0-gates.c b/drivers/clk/sunxi/clk-sun6i-apb0-gates.c
index 44cd27c5c40..670f90d629d 100644
--- a/drivers/clk/sunxi/clk-sun6i-apb0-gates.c
+++ b/drivers/clk/sunxi/clk-sun6i-apb0-gates.c
@@ -29,7 +29,7 @@ static int sun6i_a31_apb0_gates_clk_probe(struct platform_device *pdev)
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
reg = devm_ioremap_resource(&pdev->dev, r);
- if (!reg)
+ if (IS_ERR(reg))
return PTR_ERR(reg);
clk_parent = of_clk_get_parent_name(np, 0);
diff --git a/drivers/clk/ti/apll.c b/drivers/clk/ti/apll.c
index 5428c9c547c..72d97279eae 100644
--- a/drivers/clk/ti/apll.c
+++ b/drivers/clk/ti/apll.c
@@ -77,13 +77,11 @@ static int dra7_apll_enable(struct clk_hw *hw)
if (i == MAX_APLL_WAIT_TRIES) {
pr_warn("clock: %s failed transition to '%s'\n",
clk_name, (state) ? "locked" : "bypassed");
- } else {
+ r = -EBUSY;
+ } else
pr_debug("clock: %s transition to '%s' in %d loops\n",
clk_name, (state) ? "locked" : "bypassed", i);
- r = 0;
- }
-
return r;
}
@@ -338,7 +336,7 @@ static void __init of_omap2_apll_setup(struct device_node *node)
const char *parent_name;
u32 val;
- ad = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
+ ad = kzalloc(sizeof(*ad), GFP_KERNEL);
clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
init = kzalloc(sizeof(*init), GFP_KERNEL);
diff --git a/drivers/clk/ti/dpll.c b/drivers/clk/ti/dpll.c
index abd956d5f83..79791e1bf28 100644
--- a/drivers/clk/ti/dpll.c
+++ b/drivers/clk/ti/dpll.c
@@ -161,7 +161,8 @@ cleanup:
}
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
- defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM33XX)
+ defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM33XX) || \
+ defined(CONFIG_SOC_AM43XX)
/**
* ti_clk_register_dpll_x2 - Registers a DPLLx2 clock
* @node: device node for this clock
@@ -322,7 +323,7 @@ CLK_OF_DECLARE(ti_omap4_dpll_x2_clock, "ti,omap4-dpll-x2-clock",
of_ti_omap4_dpll_x2_setup);
#endif
-#ifdef CONFIG_SOC_AM33XX
+#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
static void __init of_ti_am3_dpll_x2_setup(struct device_node *node)
{
ti_clk_register_dpll_x2(node, &dpll_x2_ck_ops, NULL);
diff --git a/drivers/clk/ti/mux.c b/drivers/clk/ti/mux.c
index 0197a478720..e9d650e5128 100644
--- a/drivers/clk/ti/mux.c
+++ b/drivers/clk/ti/mux.c
@@ -160,7 +160,7 @@ static void of_mux_clk_setup(struct device_node *node)
u8 clk_mux_flags = 0;
u32 mask = 0;
u32 shift = 0;
- u32 flags = 0;
+ u32 flags = CLK_SET_RATE_NO_REPARENT;
num_parents = of_clk_get_parent_count(node);
if (num_parents < 2) {
diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c
index f71d55f5e6e..ab51bf20a3e 100644
--- a/drivers/clocksource/exynos_mct.c
+++ b/drivers/clocksource/exynos_mct.c
@@ -162,7 +162,7 @@ static void exynos4_mct_frc_start(void)
exynos4_mct_write(reg, EXYNOS4_MCT_G_TCON);
}
-static cycle_t exynos4_frc_read(struct clocksource *cs)
+static cycle_t notrace _exynos4_frc_read(void)
{
unsigned int lo, hi;
u32 hi2 = __raw_readl(reg_base + EXYNOS4_MCT_G_CNT_U);
@@ -176,6 +176,11 @@ static cycle_t exynos4_frc_read(struct clocksource *cs)
return ((cycle_t)hi << 32) | lo;
}
+static cycle_t exynos4_frc_read(struct clocksource *cs)
+{
+ return _exynos4_frc_read();
+}
+
static void exynos4_frc_resume(struct clocksource *cs)
{
exynos4_mct_frc_start();
@@ -192,13 +197,24 @@ struct clocksource mct_frc = {
static u64 notrace exynos4_read_sched_clock(void)
{
- return exynos4_frc_read(&mct_frc);
+ return _exynos4_frc_read();
+}
+
+static struct delay_timer exynos4_delay_timer;
+
+static cycles_t exynos4_read_current_timer(void)
+{
+ return _exynos4_frc_read();
}
static void __init exynos4_clocksource_init(void)
{
exynos4_mct_frc_start();
+ exynos4_delay_timer.read_current_timer = &exynos4_read_current_timer;
+ exynos4_delay_timer.freq = clk_rate;
+ register_current_timer_delay(&exynos4_delay_timer);
+
if (clocksource_register_hz(&mct_frc, clk_rate))
panic("%s: can't register clocksource\n", mct_frc.name);
diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
index ebac6711500..7364a538e05 100644
--- a/drivers/cpufreq/Kconfig.arm
+++ b/drivers/cpufreq/Kconfig.arm
@@ -104,6 +104,7 @@ config ARM_IMX6Q_CPUFREQ
tristate "Freescale i.MX6 cpufreq support"
depends on ARCH_MXC
depends on REGULATOR_ANATOP
+ select PM_OPP
help
This adds cpufreq driver support for Freescale i.MX6 series SoCs.
@@ -118,7 +119,7 @@ config ARM_INTEGRATOR
If in doubt, say Y.
config ARM_KIRKWOOD_CPUFREQ
- def_bool MACH_KIRKWOOD
+ def_bool ARCH_KIRKWOOD || MACH_KIRKWOOD
help
This adds the CPUFreq driver for Marvell Kirkwood
SoCs.
diff --git a/drivers/cpufreq/Makefile b/drivers/cpufreq/Makefile
index 738c8b7b17d..db6d9a2fea4 100644
--- a/drivers/cpufreq/Makefile
+++ b/drivers/cpufreq/Makefile
@@ -49,7 +49,7 @@ obj-$(CONFIG_ARM_BIG_LITTLE_CPUFREQ) += arm_big_little.o
# LITTLE drivers, so that it is probed last.
obj-$(CONFIG_ARM_DT_BL_CPUFREQ) += arm_big_little_dt.o
-obj-$(CONFIG_ARCH_DAVINCI_DA850) += davinci-cpufreq.o
+obj-$(CONFIG_ARCH_DAVINCI) += davinci-cpufreq.o
obj-$(CONFIG_UX500_SOC_DB8500) += dbx500-cpufreq.o
obj-$(CONFIG_ARM_EXYNOS_CPUFREQ) += exynos-cpufreq.o
obj-$(CONFIG_ARM_EXYNOS4210_CPUFREQ) += exynos4210-cpufreq.o
diff --git a/drivers/cpufreq/cpufreq-cpu0.c b/drivers/cpufreq/cpufreq-cpu0.c
index ee1ae303a07..86beda9f950 100644
--- a/drivers/cpufreq/cpufreq-cpu0.c
+++ b/drivers/cpufreq/cpufreq-cpu0.c
@@ -152,11 +152,8 @@ static int cpu0_cpufreq_probe(struct platform_device *pdev)
goto out_put_reg;
}
- ret = of_init_opp_table(cpu_dev);
- if (ret) {
- pr_err("failed to init OPP table: %d\n", ret);
- goto out_put_clk;
- }
+ /* OPPs might be populated at runtime, don't check for error here */
+ of_init_opp_table(cpu_dev);
ret = dev_pm_opp_init_cpufreq_table(cpu_dev, &freq_table);
if (ret) {
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 62259d27f03..6f024852c6f 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1153,10 +1153,12 @@ static int __cpufreq_add_dev(struct device *dev, struct subsys_interface *sif)
* the creation of a brand new one. So we need to perform this update
* by invoking update_policy_cpu().
*/
- if (recover_policy && cpu != policy->cpu)
+ if (recover_policy && cpu != policy->cpu) {
update_policy_cpu(policy, cpu);
- else
+ WARN_ON(kobject_move(&policy->kobj, &dev->kobj));
+ } else {
policy->cpu = cpu;
+ }
cpumask_copy(policy->cpus, cpumask_of(cpu));
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 924bb2d42b1..86631cb6f7d 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -128,6 +128,7 @@ static struct pstate_funcs pstate_funcs;
struct perf_limits {
int no_turbo;
+ int turbo_disabled;
int max_perf_pct;
int min_perf_pct;
int32_t max_perf;
@@ -287,7 +288,10 @@ static ssize_t store_no_turbo(struct kobject *a, struct attribute *b,
if (ret != 1)
return -EINVAL;
limits.no_turbo = clamp_t(int, input, 0 , 1);
-
+ if (limits.turbo_disabled) {
+ pr_warn("Turbo disabled by BIOS or unavailable on processor\n");
+ limits.no_turbo = limits.turbo_disabled;
+ }
return count;
}
@@ -357,21 +361,21 @@ static int byt_get_min_pstate(void)
{
u64 value;
rdmsrl(BYT_RATIOS, value);
- return (value >> 8) & 0x3F;
+ return (value >> 8) & 0x7F;
}
static int byt_get_max_pstate(void)
{
u64 value;
rdmsrl(BYT_RATIOS, value);
- return (value >> 16) & 0x3F;
+ return (value >> 16) & 0x7F;
}
static int byt_get_turbo_pstate(void)
{
u64 value;
rdmsrl(BYT_TURBO_RATIOS, value);
- return value & 0x3F;
+ return value & 0x7F;
}
static void byt_set_pstate(struct cpudata *cpudata, int pstate)
@@ -381,7 +385,7 @@ static void byt_set_pstate(struct cpudata *cpudata, int pstate)
u32 vid;
val = pstate << 8;
- if (limits.no_turbo)
+ if (limits.no_turbo && !limits.turbo_disabled)
val |= (u64)1 << 32;
vid_fp = cpudata->vid.min + mul_fp(
@@ -405,8 +409,8 @@ static void byt_get_vid(struct cpudata *cpudata)
rdmsrl(BYT_VIDS, value);
- cpudata->vid.min = int_tofp((value >> 8) & 0x3f);
- cpudata->vid.max = int_tofp((value >> 16) & 0x3f);
+ cpudata->vid.min = int_tofp((value >> 8) & 0x7f);
+ cpudata->vid.max = int_tofp((value >> 16) & 0x7f);
cpudata->vid.ratio = div_fp(
cpudata->vid.max - cpudata->vid.min,
int_tofp(cpudata->pstate.max_pstate -
@@ -448,7 +452,7 @@ static void core_set_pstate(struct cpudata *cpudata, int pstate)
u64 val;
val = pstate << 8;
- if (limits.no_turbo)
+ if (limits.no_turbo && !limits.turbo_disabled)
val |= (u64)1 << 32;
wrmsrl_on_cpu(cpudata->cpu, MSR_IA32_PERF_CTL, val);
@@ -696,9 +700,8 @@ static int intel_pstate_init_cpu(unsigned int cpunum)
cpu = all_cpu_data[cpunum];
- intel_pstate_get_cpu_pstates(cpu);
-
cpu->cpu = cpunum;
+ intel_pstate_get_cpu_pstates(cpu);
init_timer_deferrable(&cpu->timer);
cpu->timer.function = intel_pstate_timer_func;
@@ -741,7 +744,7 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
limits.min_perf = int_tofp(1);
limits.max_perf_pct = 100;
limits.max_perf = int_tofp(1);
- limits.no_turbo = 0;
+ limits.no_turbo = limits.turbo_disabled;
return 0;
}
limits.min_perf_pct = (policy->min * 100) / policy->cpuinfo.max_freq;
@@ -784,6 +787,7 @@ static int intel_pstate_cpu_init(struct cpufreq_policy *policy)
{
struct cpudata *cpu;
int rc;
+ u64 misc_en;
rc = intel_pstate_init_cpu(policy->cpu);
if (rc)
@@ -791,8 +795,13 @@ static int intel_pstate_cpu_init(struct cpufreq_policy *policy)
cpu = all_cpu_data[policy->cpu];
- if (!limits.no_turbo &&
- limits.min_perf_pct == 100 && limits.max_perf_pct == 100)
+ rdmsrl(MSR_IA32_MISC_ENABLE, misc_en);
+ if (misc_en & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ||
+ cpu->pstate.max_pstate == cpu->pstate.turbo_pstate) {
+ limits.turbo_disabled = 1;
+ limits.no_turbo = 1;
+ }
+ if (limits.min_perf_pct == 100 && limits.max_perf_pct == 100)
policy->policy = CPUFREQ_POLICY_PERFORMANCE;
else
policy->policy = CPUFREQ_POLICY_POWERSAVE;
diff --git a/drivers/cpufreq/sa1110-cpufreq.c b/drivers/cpufreq/sa1110-cpufreq.c
index 546376719d8..b5befc21117 100644
--- a/drivers/cpufreq/sa1110-cpufreq.c
+++ b/drivers/cpufreq/sa1110-cpufreq.c
@@ -349,7 +349,7 @@ static int __init sa1110_clk_init(void)
name = "K4S641632D";
if (machine_is_h3100())
name = "KM416S4030CT";
- if (machine_is_jornada720())
+ if (machine_is_jornada720() || machine_is_h3600())
name = "K4S281632B-1H";
if (machine_is_nanoengine())
name = "MT48LC8M16A2TG-75";
diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c
index 1d80bd3636c..b512a4ba756 100644
--- a/drivers/crypto/caam/jr.c
+++ b/drivers/crypto/caam/jr.c
@@ -453,8 +453,8 @@ static int caam_jr_probe(struct platform_device *pdev)
int error;
jrdev = &pdev->dev;
- jrpriv = kmalloc(sizeof(struct caam_drv_private_jr),
- GFP_KERNEL);
+ jrpriv = devm_kmalloc(jrdev, sizeof(struct caam_drv_private_jr),
+ GFP_KERNEL);
if (!jrpriv)
return -ENOMEM;
@@ -487,10 +487,8 @@ static int caam_jr_probe(struct platform_device *pdev)
/* Now do the platform independent part */
error = caam_jr_init(jrdev); /* now turn on hardware */
- if (error) {
- kfree(jrpriv);
+ if (error)
return error;
- }
jrpriv->dev = jrdev;
spin_lock(&driver_data.jr_alloc_lock);
diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
index d028f36ae65..8f8b0b60887 100644
--- a/drivers/dma/cppi41.c
+++ b/drivers/dma/cppi41.c
@@ -86,6 +86,9 @@
#define USBSS_IRQ_PD_COMP (1 << 2)
+/* Packet Descriptor */
+#define PD2_ZERO_LENGTH (1 << 19)
+
struct cppi41_channel {
struct dma_chan chan;
struct dma_async_tx_descriptor txd;
@@ -307,7 +310,7 @@ static irqreturn_t cppi41_irq(int irq, void *data)
__iormb();
while (val) {
- u32 desc;
+ u32 desc, len;
q_num = __fls(val);
val &= ~(1 << q_num);
@@ -319,9 +322,13 @@ static irqreturn_t cppi41_irq(int irq, void *data)
q_num, desc);
continue;
}
- c->residue = pd_trans_len(c->desc->pd6) -
- pd_trans_len(c->desc->pd0);
+ if (c->desc->pd2 & PD2_ZERO_LENGTH)
+ len = 0;
+ else
+ len = pd_trans_len(c->desc->pd0);
+
+ c->residue = pd_trans_len(c->desc->pd6) - len;
dma_cookie_complete(&c->txd);
c->txd.callback(c->txd.callback_param);
}
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 128714622bf..14867e3ac8f 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -255,6 +255,7 @@ struct sdma_channel {
enum dma_slave_buswidth word_size;
unsigned int buf_tail;
unsigned int num_bd;
+ unsigned int period_len;
struct sdma_buffer_descriptor *bd;
dma_addr_t bd_phys;
unsigned int pc_from_device, pc_to_device;
@@ -593,6 +594,12 @@ static void sdma_event_disable(struct sdma_channel *sdmac, unsigned int event)
static void sdma_handle_channel_loop(struct sdma_channel *sdmac)
{
+ if (sdmac->desc.callback)
+ sdmac->desc.callback(sdmac->desc.callback_param);
+}
+
+static void sdma_update_channel_loop(struct sdma_channel *sdmac)
+{
struct sdma_buffer_descriptor *bd;
/*
@@ -611,9 +618,6 @@ static void sdma_handle_channel_loop(struct sdma_channel *sdmac)
bd->mode.status |= BD_DONE;
sdmac->buf_tail++;
sdmac->buf_tail %= sdmac->num_bd;
-
- if (sdmac->desc.callback)
- sdmac->desc.callback(sdmac->desc.callback_param);
}
}
@@ -669,6 +673,9 @@ static irqreturn_t sdma_int_handler(int irq, void *dev_id)
int channel = fls(stat) - 1;
struct sdma_channel *sdmac = &sdma->channel[channel];
+ if (sdmac->flags & IMX_DMA_SG_LOOP)
+ sdma_update_channel_loop(sdmac);
+
tasklet_schedule(&sdmac->tasklet);
__clear_bit(channel, &stat);
@@ -1129,6 +1136,7 @@ static struct dma_async_tx_descriptor *sdma_prep_dma_cyclic(
sdmac->status = DMA_IN_PROGRESS;
sdmac->buf_tail = 0;
+ sdmac->period_len = period_len;
sdmac->flags |= IMX_DMA_SG_LOOP;
sdmac->direction = direction;
@@ -1225,9 +1233,15 @@ static enum dma_status sdma_tx_status(struct dma_chan *chan,
struct dma_tx_state *txstate)
{
struct sdma_channel *sdmac = to_sdma_chan(chan);
+ u32 residue;
+
+ if (sdmac->flags & IMX_DMA_SG_LOOP)
+ residue = (sdmac->num_bd - sdmac->buf_tail) * sdmac->period_len;
+ else
+ residue = sdmac->chn_count - sdmac->chn_real_count;
dma_set_tx_state(txstate, chan->completed_cookie, chan->cookie,
- sdmac->chn_count - sdmac->chn_real_count);
+ residue);
return sdmac->status;
}
diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig
index 4199849e375..145974f9662 100644
--- a/drivers/firewire/Kconfig
+++ b/drivers/firewire/Kconfig
@@ -1,4 +1,5 @@
menu "IEEE 1394 (FireWire) support"
+ depends on HAS_DMA
depends on PCI || COMPILE_TEST
# firewire-core does not depend on PCI but is
# not useful without PCI controller driver
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 57985410f12..a66a3217f1d 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -336,10 +336,10 @@ static const struct {
QUIRK_CYCLE_TIMER | QUIRK_IR_WAKE},
{PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT6315, 0,
- QUIRK_CYCLE_TIMER | QUIRK_NO_MSI},
+ QUIRK_CYCLE_TIMER /* FIXME: necessary? */ | QUIRK_NO_MSI},
{PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT6315, PCI_ANY_ID,
- 0},
+ QUIRK_NO_MSI},
{PCI_VENDOR_ID_VIA, PCI_ANY_ID, PCI_ANY_ID,
QUIRK_CYCLE_TIMER | QUIRK_NO_MSI},
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index eff1a2f22f0..dc79346689e 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -346,6 +346,7 @@ static __initdata struct {
struct param_info {
int verbose;
+ int found;
void *params;
};
@@ -362,16 +363,12 @@ static int __init fdt_find_uefi_params(unsigned long node, const char *uname,
(strcmp(uname, "chosen") != 0 && strcmp(uname, "chosen@0") != 0))
return 0;
- pr_info("Getting parameters from FDT:\n");
-
for (i = 0; i < ARRAY_SIZE(dt_params); i++) {
prop = of_get_flat_dt_prop(node, dt_params[i].propname, &len);
- if (!prop) {
- pr_err("Can't find %s in device tree!\n",
- dt_params[i].name);
+ if (!prop)
return 0;
- }
dest = info->params + dt_params[i].offset;
+ info->found++;
val = of_read_number(prop, len / sizeof(u32));
@@ -390,10 +387,21 @@ static int __init fdt_find_uefi_params(unsigned long node, const char *uname,
int __init efi_get_fdt_params(struct efi_fdt_params *params, int verbose)
{
struct param_info info;
+ int ret;
+
+ pr_info("Getting EFI parameters from FDT:\n");
info.verbose = verbose;
+ info.found = 0;
info.params = params;
- return of_scan_flat_dt(fdt_find_uefi_params, &info);
+ ret = of_scan_flat_dt(fdt_find_uefi_params, &info);
+ if (!info.found)
+ pr_info("UEFI not found.\n");
+ else if (!ret)
+ pr_err("Can't find '%s' in device tree!\n",
+ dt_params[info.found].name);
+
+ return ret;
}
#endif /* CONFIG_EFI_PARAMS_FROM_FDT */
diff --git a/drivers/firmware/efi/fdt.c b/drivers/firmware/efi/fdt.c
index 82d774161cc..507a3df46a5 100644
--- a/drivers/firmware/efi/fdt.c
+++ b/drivers/firmware/efi/fdt.c
@@ -23,16 +23,6 @@ static efi_status_t update_fdt(efi_system_table_t *sys_table, void *orig_fdt,
u32 fdt_val32;
u64 fdt_val64;
- /*
- * Copy definition of linux_banner here. Since this code is
- * built as part of the decompressor for ARM v7, pulling
- * in version.c where linux_banner is defined for the
- * kernel brings other kernel dependencies with it.
- */
- const char linux_banner[] =
- "Linux version " UTS_RELEASE " (" LINUX_COMPILE_BY "@"
- LINUX_COMPILE_HOST ") (" LINUX_COMPILER ") " UTS_VERSION "\n";
-
/* Do some checks on provided FDT, if it exists*/
if (orig_fdt) {
if (fdt_check_header(orig_fdt)) {
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index fe7c0e211f9..57adbc90fda 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -900,8 +900,6 @@ static int mcp23s08_probe(struct spi_device *spi)
if (spi_present_mask & (1 << addr))
chips++;
}
- if (!chips)
- return -ENODEV;
} else {
type = spi_get_device_id(spi)->driver_data;
pdata = dev_get_platdata(&spi->dev);
@@ -940,10 +938,6 @@ static int mcp23s08_probe(struct spi_device *spi)
if (!(spi_present_mask & (1 << addr)))
continue;
chips--;
- if (chips < 0) {
- dev_err(&spi->dev, "FATAL: invalid negative chip id\n");
- goto fail;
- }
data->mcp[addr] = &data->chip[chips];
status = mcp23s08_probe_one(data->mcp[addr], &spi->dev, spi,
0x40 | (addr << 1), type, base,
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index 0c9f803fc1a..b6ae89ea881 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -284,6 +284,7 @@ static int gpio_rcar_irq_domain_map(struct irq_domain *h, unsigned int irq,
static struct irq_domain_ops gpio_rcar_irq_domain_ops = {
.map = gpio_rcar_irq_domain_map,
+ .xlate = irq_domain_xlate_twocell,
};
struct gpio_rcar_info {
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 6c656392d67..d4434414062 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1464,12 +1464,13 @@ static int i915_kick_out_vgacon(struct drm_i915_private *dev_priv)
#else
static int i915_kick_out_vgacon(struct drm_i915_private *dev_priv)
{
- int ret;
+ int ret = 0;
DRM_INFO("Replacing VGA console driver\n");
console_lock();
- ret = do_take_over_console(&dummy_con, 0, MAX_NR_CONSOLES - 1, 1);
+ if (con_is_bound(&vga_con))
+ ret = do_take_over_console(&dummy_con, 0, MAX_NR_CONSOLES - 1, 1);
if (ret == 0) {
ret = do_unregister_con_driver(&vga_con);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index a47fbf60b78..374f964323a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -656,6 +656,7 @@ enum intel_sbi_destination {
#define QUIRK_PIPEA_FORCE (1<<0)
#define QUIRK_LVDS_SSC_DISABLE (1<<1)
#define QUIRK_INVERT_BRIGHTNESS (1<<2)
+#define QUIRK_BACKLIGHT_PRESENT (1<<3)
struct intel_fbdev;
struct intel_fbc_work;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index f36126383d2..d893e4da5dc 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1616,22 +1616,6 @@ out:
return ret;
}
-void i915_gem_release_all_mmaps(struct drm_i915_private *dev_priv)
-{
- struct i915_vma *vma;
-
- /*
- * Only the global gtt is relevant for gtt memory mappings, so restrict
- * list traversal to objects bound into the global address space. Note
- * that the active list should be empty, but better safe than sorry.
- */
- WARN_ON(!list_empty(&dev_priv->gtt.base.active_list));
- list_for_each_entry(vma, &dev_priv->gtt.base.active_list, mm_list)
- i915_gem_release_mmap(vma->obj);
- list_for_each_entry(vma, &dev_priv->gtt.base.inactive_list, mm_list)
- i915_gem_release_mmap(vma->obj);
-}
-
/**
* i915_gem_release_mmap - remove physical page mappings
* @obj: obj in question
@@ -1657,6 +1641,15 @@ i915_gem_release_mmap(struct drm_i915_gem_object *obj)
obj->fault_mappable = false;
}
+void
+i915_gem_release_all_mmaps(struct drm_i915_private *dev_priv)
+{
+ struct drm_i915_gem_object *obj;
+
+ list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list)
+ i915_gem_release_mmap(obj);
+}
+
uint32_t
i915_gem_get_gtt_size(struct drm_device *dev, uint32_t size, int tiling_mode)
{
diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c
index 3521f998a17..34894b57306 100644
--- a/drivers/gpu/drm/i915/i915_gem_render_state.c
+++ b/drivers/gpu/drm/i915/i915_gem_render_state.c
@@ -31,7 +31,7 @@
struct i915_render_state {
struct drm_i915_gem_object *obj;
unsigned long ggtt_offset;
- void *batch;
+ u32 *batch;
u32 size;
u32 len;
};
@@ -80,7 +80,7 @@ free:
static void render_state_free(struct i915_render_state *so)
{
- kunmap(so->batch);
+ kunmap(kmap_to_page(so->batch));
i915_gem_object_ggtt_unpin(so->obj);
drm_gem_object_unreference(&so->obj->base);
kfree(so);
diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c
index 62ef55ba061..7465ab0fd39 100644
--- a/drivers/gpu/drm/i915/i915_gem_stolen.c
+++ b/drivers/gpu/drm/i915/i915_gem_stolen.c
@@ -74,6 +74,50 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev)
if (base == 0)
return 0;
+ /* make sure we don't clobber the GTT if it's within stolen memory */
+ if (INTEL_INFO(dev)->gen <= 4 && !IS_G33(dev) && !IS_G4X(dev)) {
+ struct {
+ u32 start, end;
+ } stolen[2] = {
+ { .start = base, .end = base + dev_priv->gtt.stolen_size, },
+ { .start = base, .end = base + dev_priv->gtt.stolen_size, },
+ };
+ u64 gtt_start, gtt_end;
+
+ gtt_start = I915_READ(PGTBL_CTL);
+ if (IS_GEN4(dev))
+ gtt_start = (gtt_start & PGTBL_ADDRESS_LO_MASK) |
+ (gtt_start & PGTBL_ADDRESS_HI_MASK) << 28;
+ else
+ gtt_start &= PGTBL_ADDRESS_LO_MASK;
+ gtt_end = gtt_start + gtt_total_entries(dev_priv->gtt) * 4;
+
+ if (gtt_start >= stolen[0].start && gtt_start < stolen[0].end)
+ stolen[0].end = gtt_start;
+ if (gtt_end > stolen[1].start && gtt_end <= stolen[1].end)
+ stolen[1].start = gtt_end;
+
+ /* pick the larger of the two chunks */
+ if (stolen[0].end - stolen[0].start >
+ stolen[1].end - stolen[1].start) {
+ base = stolen[0].start;
+ dev_priv->gtt.stolen_size = stolen[0].end - stolen[0].start;
+ } else {
+ base = stolen[1].start;
+ dev_priv->gtt.stolen_size = stolen[1].end - stolen[1].start;
+ }
+
+ if (stolen[0].start != stolen[1].start ||
+ stolen[0].end != stolen[1].end) {
+ DRM_DEBUG_KMS("GTT within stolen memory at 0x%llx-0x%llx\n",
+ (unsigned long long) gtt_start,
+ (unsigned long long) gtt_end - 1);
+ DRM_DEBUG_KMS("Stolen memory adjusted to 0x%x-0x%x\n",
+ base, base + (u32) dev_priv->gtt.stolen_size - 1);
+ }
+ }
+
+
/* Verify that nothing else uses this physical address. Stolen
* memory should be reserved by the BIOS and hidden from the
* kernel. So if the region is already marked as busy, something
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 267f069765a..c05c84f3f09 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -2845,7 +2845,7 @@ static int semaphore_passed(struct intel_engine_cs *ring)
{
struct drm_i915_private *dev_priv = ring->dev->dev_private;
struct intel_engine_cs *signaller;
- u32 seqno, ctl;
+ u32 seqno;
ring->hangcheck.deadlock++;
@@ -2857,15 +2857,12 @@ static int semaphore_passed(struct intel_engine_cs *ring)
if (signaller->hangcheck.deadlock >= I915_NUM_RINGS)
return -1;
- /* cursory check for an unkickable deadlock */
- ctl = I915_READ_CTL(signaller);
- if (ctl & RING_WAIT_SEMAPHORE && semaphore_passed(signaller) < 0)
- return -1;
-
if (i915_seqno_passed(signaller->get_seqno(signaller, false), seqno))
return 1;
- if (signaller->hangcheck.deadlock)
+ /* cursory check for an unkickable deadlock */
+ if (I915_READ_CTL(signaller) & RING_WAIT_SEMAPHORE &&
+ semaphore_passed(signaller) < 0)
return -1;
return 0;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index e691b30b281..a5bab61bfc0 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -942,6 +942,9 @@ enum punit_power_well {
/*
* Instruction and interrupt control regs
*/
+#define PGTBL_CTL 0x02020
+#define PGTBL_ADDRESS_LO_MASK 0xfffff000 /* bits [31:12] */
+#define PGTBL_ADDRESS_HI_MASK 0x000000f0 /* bits [35:32] (gen4) */
#define PGTBL_ER 0x02024
#define RENDER_RING_BASE 0x02000
#define BSD_RING_BASE 0x04000
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 556c916dbf9..f0be855ddf4 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -11591,6 +11591,14 @@ static void quirk_invert_brightness(struct drm_device *dev)
DRM_INFO("applying inverted panel brightness quirk\n");
}
+/* Some VBT's incorrectly indicate no backlight is present */
+static void quirk_backlight_present(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ dev_priv->quirks |= QUIRK_BACKLIGHT_PRESENT;
+ DRM_INFO("applying backlight present quirk\n");
+}
+
struct intel_quirk {
int device;
int subsystem_vendor;
@@ -11659,6 +11667,15 @@ static struct intel_quirk intel_quirks[] = {
/* Acer Aspire 5336 */
{ 0x2a42, 0x1025, 0x048a, quirk_invert_brightness },
+
+ /* Acer C720 and C720P Chromebooks (Celeron 2955U) have backlights */
+ { 0x0a06, 0x1025, 0x0a11, quirk_backlight_present },
+
+ /* Toshiba CB35 Chromebook (Celeron 2955U) */
+ { 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
+
+ /* HP Chromebook 14 (Celeron 2955U) */
+ { 0x0a06, 0x103c, 0x21ed, quirk_backlight_present },
};
static void intel_init_quirks(struct drm_device *dev)
@@ -11897,6 +11914,7 @@ static void intel_sanitize_crtc(struct intel_crtc *crtc)
* ... */
plane = crtc->plane;
crtc->plane = !plane;
+ crtc->primary_enabled = true;
dev_priv->display.crtc_disable(&crtc->base);
crtc->plane = plane;
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 52fda950fd2..8a1a4fbc06a 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -28,6 +28,8 @@
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/export.h>
+#include <linux/notifier.h>
+#include <linux/reboot.h>
#include <drm/drmP.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
@@ -336,6 +338,37 @@ static u32 _pp_stat_reg(struct intel_dp *intel_dp)
return VLV_PIPE_PP_STATUS(vlv_power_sequencer_pipe(intel_dp));
}
+/* Reboot notifier handler to shutdown panel power to guarantee T12 timing
+ This function only applicable when panel PM state is not to be tracked */
+static int edp_notify_handler(struct notifier_block *this, unsigned long code,
+ void *unused)
+{
+ struct intel_dp *intel_dp = container_of(this, typeof(* intel_dp),
+ edp_notifier);
+ struct drm_device *dev = intel_dp_to_dev(intel_dp);
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 pp_div;
+ u32 pp_ctrl_reg, pp_div_reg;
+ enum pipe pipe = vlv_power_sequencer_pipe(intel_dp);
+
+ if (!is_edp(intel_dp) || code != SYS_RESTART)
+ return 0;
+
+ if (IS_VALLEYVIEW(dev)) {
+ pp_ctrl_reg = VLV_PIPE_PP_CONTROL(pipe);
+ pp_div_reg = VLV_PIPE_PP_DIVISOR(pipe);
+ pp_div = I915_READ(pp_div_reg);
+ pp_div &= PP_REFERENCE_DIVIDER_MASK;
+
+ /* 0x1F write to PP_DIV_REG sets max cycle delay */
+ I915_WRITE(pp_div_reg, pp_div | 0x1F);
+ I915_WRITE(pp_ctrl_reg, PANEL_UNLOCK_REGS | PANEL_POWER_OFF);
+ msleep(intel_dp->panel_power_cycle_delay);
+ }
+
+ return 0;
+}
+
static bool edp_have_panel_power(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
@@ -873,8 +906,8 @@ intel_dp_compute_config(struct intel_encoder *encoder,
mode_rate = intel_dp_link_required(adjusted_mode->crtc_clock,
bpp);
- for (lane_count = min_lane_count; lane_count <= max_lane_count; lane_count <<= 1) {
- for (clock = min_clock; clock <= max_clock; clock++) {
+ for (clock = min_clock; clock <= max_clock; clock++) {
+ for (lane_count = min_lane_count; lane_count <= max_lane_count; lane_count <<= 1) {
link_clock = drm_dp_bw_code_to_link_rate(bws[clock]);
link_avail = intel_dp_max_data_rate(link_clock,
lane_count);
@@ -3707,6 +3740,10 @@ void intel_dp_encoder_destroy(struct drm_encoder *encoder)
drm_modeset_lock(&dev->mode_config.connection_mutex, NULL);
edp_panel_vdd_off_sync(intel_dp);
drm_modeset_unlock(&dev->mode_config.connection_mutex);
+ if (intel_dp->edp_notifier.notifier_call) {
+ unregister_reboot_notifier(&intel_dp->edp_notifier);
+ intel_dp->edp_notifier.notifier_call = NULL;
+ }
}
kfree(intel_dig_port);
}
@@ -4184,6 +4221,11 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
}
mutex_unlock(&dev->mode_config.mutex);
+ if (IS_VALLEYVIEW(dev)) {
+ intel_dp->edp_notifier.notifier_call = edp_notify_handler;
+ register_reboot_notifier(&intel_dp->edp_notifier);
+ }
+
intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode);
intel_panel_setup_backlight(connector);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index eaa27ee9e36..f67340ed2c1 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -538,6 +538,8 @@ struct intel_dp {
unsigned long last_power_on;
unsigned long last_backlight_off;
bool psr_setup_done;
+ struct notifier_block edp_notifier;
+
bool use_tps3;
struct intel_connector *attached_connector;
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 02f99d768d4..3fd082933c8 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -117,17 +117,18 @@ static void intel_dsi_device_ready(struct intel_encoder *encoder)
/* bandgap reset is needed after everytime we do power gate */
band_gap_reset(dev_priv);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_ENTER);
+ usleep_range(2500, 3000);
+
val = I915_READ(MIPI_PORT_CTRL(pipe));
I915_WRITE(MIPI_PORT_CTRL(pipe), val | LP_OUTPUT_HOLD);
usleep_range(1000, 1500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_EXIT);
- usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY);
- usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), 0x00);
- usleep_range(2000, 2500);
+
+ I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_EXIT);
+ usleep_range(2500, 3000);
+
I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY);
- usleep_range(2000, 2500);
+ usleep_range(2500, 3000);
}
static void intel_dsi_enable(struct intel_encoder *encoder)
@@ -271,23 +272,23 @@ static void intel_dsi_clear_device_ready(struct intel_encoder *encoder)
DRM_DEBUG_KMS("\n");
- I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_ENTER);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_ENTER);
usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_EXIT);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_EXIT);
usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_ENTER);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_ENTER);
usleep_range(2000, 2500);
- val = I915_READ(MIPI_PORT_CTRL(pipe));
- I915_WRITE(MIPI_PORT_CTRL(pipe), val & ~LP_OUTPUT_HOLD);
- usleep_range(1000, 1500);
-
if (wait_for(((I915_READ(MIPI_PORT_CTRL(pipe)) & AFE_LATCHOUT)
== 0x00000), 30))
DRM_ERROR("DSI LP not going Low\n");
+ val = I915_READ(MIPI_PORT_CTRL(pipe));
+ I915_WRITE(MIPI_PORT_CTRL(pipe), val & ~LP_OUTPUT_HOLD);
+ usleep_range(1000, 1500);
+
I915_WRITE(MIPI_DEVICE_READY(pipe), 0x00);
usleep_range(2000, 2500);
diff --git a/drivers/gpu/drm/i915/intel_dsi_cmd.c b/drivers/gpu/drm/i915/intel_dsi_cmd.c
index 3eeb21b9fdd..933c8630523 100644
--- a/drivers/gpu/drm/i915/intel_dsi_cmd.c
+++ b/drivers/gpu/drm/i915/intel_dsi_cmd.c
@@ -404,12 +404,6 @@ int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd, bool hs)
else
cmd |= DPI_LP_MODE;
- /* DPI virtual channel?! */
-
- mask = DPI_FIFO_EMPTY;
- if (wait_for((I915_READ(MIPI_GEN_FIFO_STAT(pipe)) & mask) == mask, 50))
- DRM_ERROR("Timeout waiting for DPI FIFO empty.\n");
-
/* clear bit */
I915_WRITE(MIPI_INTR_STAT(pipe), SPL_PKT_SENT_INTERRUPT);
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 23126023aeb..5e5a72fca5f 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -111,6 +111,13 @@ static void intel_lvds_get_config(struct intel_encoder *encoder,
pipe_config->adjusted_mode.flags |= flags;
+ /* gen2/3 store dither state in pfit control, needs to match */
+ if (INTEL_INFO(dev)->gen < 4) {
+ tmp = I915_READ(PFIT_CONTROL);
+
+ pipe_config->gmch_pfit.control |= tmp & PANEL_8TO6_DITHER_ENABLE;
+ }
+
dotclock = pipe_config->port_clock;
if (HAS_PCH_SPLIT(dev_priv->dev))
diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index 2e2c71fcc9e..4f6b53998d7 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -403,6 +403,15 @@ static u32 asle_set_backlight(struct drm_device *dev, u32 bclp)
DRM_DEBUG_DRIVER("bclp = 0x%08x\n", bclp);
+ /*
+ * If the acpi_video interface is not supposed to be used, don't
+ * bother processing backlight level change requests from firmware.
+ */
+ if (!acpi_video_verify_backlight_support()) {
+ DRM_DEBUG_KMS("opregion backlight request ignored\n");
+ return 0;
+ }
+
if (!(bclp & ASLE_BCLP_VALID))
return ASLC_BACKLIGHT_FAILED;
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 38a98570d10..12b02fe1d0a 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -361,16 +361,16 @@ void intel_gmch_panel_fitting(struct intel_crtc *intel_crtc,
pfit_control |= ((intel_crtc->pipe << PFIT_PIPE_SHIFT) |
PFIT_FILTER_FUZZY);
- /* Make sure pre-965 set dither correctly for 18bpp panels. */
- if (INTEL_INFO(dev)->gen < 4 && pipe_config->pipe_bpp == 18)
- pfit_control |= PANEL_8TO6_DITHER_ENABLE;
-
out:
if ((pfit_control & PFIT_ENABLE) == 0) {
pfit_control = 0;
pfit_pgm_ratios = 0;
}
+ /* Make sure pre-965 set dither correctly for 18bpp panels. */
+ if (INTEL_INFO(dev)->gen < 4 && pipe_config->pipe_bpp == 18)
+ pfit_control |= PANEL_8TO6_DITHER_ENABLE;
+
pipe_config->gmch_pfit.control = pfit_control;
pipe_config->gmch_pfit.pgm_ratios = pfit_pgm_ratios;
pipe_config->gmch_pfit.lvds_border_bits = border;
@@ -1118,8 +1118,12 @@ int intel_panel_setup_backlight(struct drm_connector *connector)
int ret;
if (!dev_priv->vbt.backlight.present) {
- DRM_DEBUG_KMS("native backlight control not available per VBT\n");
- return 0;
+ if (dev_priv->quirks & QUIRK_BACKLIGHT_PRESENT) {
+ DRM_DEBUG_KMS("no backlight present per VBT, but present per quirk\n");
+ } else {
+ DRM_DEBUG_KMS("no backlight present per VBT\n");
+ return 0;
+ }
}
/* set level and max in panel struct */
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
index 26e962b7e70..2283c442a10 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
@@ -1516,11 +1516,11 @@ nv50_disp_intr_unk20_2(struct nv50_disp_priv *priv, int head)
}
switch ((ctrl & 0x000f0000) >> 16) {
- case 6: datarate = pclk * 30 / 8; break;
- case 5: datarate = pclk * 24 / 8; break;
+ case 6: datarate = pclk * 30; break;
+ case 5: datarate = pclk * 24; break;
case 2:
default:
- datarate = pclk * 18 / 8;
+ datarate = pclk * 18;
break;
}
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
index 48aa38a87e3..fa30d8196f3 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
@@ -1159,11 +1159,11 @@ nvd0_disp_intr_unk2_2(struct nv50_disp_priv *priv, int head)
if (outp->info.type == DCB_OUTPUT_DP) {
u32 sync = nv_rd32(priv, 0x660404 + (head * 0x300));
switch ((sync & 0x000003c0) >> 6) {
- case 6: pclk = pclk * 30 / 8; break;
- case 5: pclk = pclk * 24 / 8; break;
+ case 6: pclk = pclk * 30; break;
+ case 5: pclk = pclk * 24; break;
case 2:
default:
- pclk = pclk * 18 / 8;
+ pclk = pclk * 18;
break;
}
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/outpdp.c b/drivers/gpu/drm/nouveau/core/engine/disp/outpdp.c
index 52c299c3d30..eb2d7789555 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/outpdp.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/outpdp.c
@@ -34,7 +34,7 @@ nvkm_output_dp_train(struct nvkm_output *base, u32 datarate, bool wait)
struct nvkm_output_dp *outp = (void *)base;
bool retrain = true;
u8 link[2], stat[3];
- u32 rate;
+ u32 linkrate;
int ret, i;
/* check that the link is trained at a high enough rate */
@@ -44,8 +44,10 @@ nvkm_output_dp_train(struct nvkm_output *base, u32 datarate, bool wait)
goto done;
}
- rate = link[0] * 27000 * (link[1] & DPCD_LC01_LANE_COUNT_SET);
- if (rate < ((datarate / 8) * 10)) {
+ linkrate = link[0] * 27000 * (link[1] & DPCD_LC01_LANE_COUNT_SET);
+ linkrate = (linkrate * 8) / 10; /* 8B/10B coding overhead */
+ datarate = (datarate + 9) / 10; /* -> decakilobits */
+ if (linkrate < datarate) {
DBG("link not trained at sufficient rate\n");
goto done;
}
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
index e1832778e8b..7a1ebdfa9e1 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
@@ -87,6 +87,7 @@ nv50_sor_mthd(struct nouveau_object *object, u32 mthd, void *args, u32 size)
struct nvkm_output_dp *outpdp = (void *)outp;
switch (data) {
case NV94_DISP_SOR_DP_PWR_STATE_OFF:
+ nouveau_event_put(outpdp->irq);
((struct nvkm_output_dp_impl *)nv_oclass(outp))
->lnk_pwr(outpdp, 0);
atomic_set(&outpdp->lt.done, 0);
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramfuc.h b/drivers/gpu/drm/nouveau/core/subdev/fb/ramfuc.h
index 0f57fcfe0bb..2af9cfd2c60 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramfuc.h
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramfuc.h
@@ -26,7 +26,7 @@ ramfuc_reg2(u32 addr1, u32 addr2)
};
}
-static inline struct ramfuc_reg
+static noinline struct ramfuc_reg
ramfuc_reg(u32 addr)
{
return ramfuc_reg2(addr, addr);
@@ -107,7 +107,7 @@ ramfuc_nsec(struct ramfuc *ram, u32 nsec)
#define ram_init(s,p) ramfuc_init(&(s)->base, (p))
#define ram_exec(s,e) ramfuc_exec(&(s)->base, (e))
-#define ram_have(s,r) ((s)->r_##r.addr != 0x000000)
+#define ram_have(s,r) ((s)->r_##r.addr[0] != 0x000000)
#define ram_rd32(s,r) ramfuc_rd32(&(s)->base, &(s)->r_##r)
#define ram_wr32(s,r,d) ramfuc_wr32(&(s)->base, &(s)->r_##r, (d))
#define ram_nuke(s,r) ramfuc_nuke(&(s)->base, &(s)->r_##r)
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c
index 1ad3ea50313..c5b46e30231 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c
@@ -200,6 +200,7 @@ r1373f4_init(struct nve0_ramfuc *fuc)
/* (re)program mempll, if required */
if (ram->mode == 2) {
ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
+ ram_mask(fuc, 0x132000, 0x80000000, 0x80000000);
ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
ram_mask(fuc, 0x132004, 0x103fffff, mcoef);
ram_mask(fuc, 0x132000, 0x00000001, 0x00000001);
diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c b/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c
index cfde9eb44ad..6212537b90c 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c
@@ -192,11 +192,11 @@ alarm_timer_callback(struct nouveau_alarm *alarm)
nouveau_therm_threshold_hyst_polling(therm, &sensor->thrs_shutdown,
NOUVEAU_THERM_THRS_SHUTDOWN);
+ spin_unlock_irqrestore(&priv->sensor.alarm_program_lock, flags);
+
/* schedule the next poll in one second */
if (therm->temp_get(therm) >= 0 && list_empty(&alarm->head))
- ptimer->alarm(ptimer, 1000 * 1000 * 1000, alarm);
-
- spin_unlock_irqrestore(&priv->sensor.alarm_program_lock, flags);
+ ptimer->alarm(ptimer, 1000000000ULL, alarm);
}
void
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index ddd83756b9a..5425ffe3931 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -652,12 +652,12 @@ int nouveau_pmops_resume(struct device *dev)
ret = nouveau_do_resume(drm_dev);
if (ret)
return ret;
- if (drm_dev->mode_config.num_crtc)
- nouveau_fbcon_set_suspend(drm_dev, 0);
- nouveau_fbcon_zfill_all(drm_dev);
- if (drm_dev->mode_config.num_crtc)
+ if (drm_dev->mode_config.num_crtc) {
nouveau_display_resume(drm_dev);
+ nouveau_fbcon_set_suspend(drm_dev, 0);
+ }
+
return 0;
}
@@ -683,11 +683,12 @@ static int nouveau_pmops_thaw(struct device *dev)
ret = nouveau_do_resume(drm_dev);
if (ret)
return ret;
- if (drm_dev->mode_config.num_crtc)
- nouveau_fbcon_set_suspend(drm_dev, 0);
- nouveau_fbcon_zfill_all(drm_dev);
- if (drm_dev->mode_config.num_crtc)
+
+ if (drm_dev->mode_config.num_crtc) {
nouveau_display_resume(drm_dev);
+ nouveau_fbcon_set_suspend(drm_dev, 0);
+ }
+
return 0;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 64a42cfd371..191665ee7f5 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -531,17 +531,10 @@ nouveau_fbcon_set_suspend(struct drm_device *dev, int state)
if (state == 1)
nouveau_fbcon_save_disable_accel(dev);
fb_set_suspend(drm->fbcon->helper.fbdev, state);
- if (state == 0)
+ if (state == 0) {
nouveau_fbcon_restore_accel(dev);
+ nouveau_fbcon_zfill(dev, drm->fbcon);
+ }
console_unlock();
}
}
-
-void
-nouveau_fbcon_zfill_all(struct drm_device *dev)
-{
- struct nouveau_drm *drm = nouveau_drm(dev);
- if (drm->fbcon) {
- nouveau_fbcon_zfill(dev, drm->fbcon);
- }
-}
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.h b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
index fdfc0c94fbc..fcff797d208 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.h
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
@@ -61,7 +61,6 @@ void nouveau_fbcon_gpu_lockup(struct fb_info *info);
int nouveau_fbcon_init(struct drm_device *dev);
void nouveau_fbcon_fini(struct drm_device *dev);
void nouveau_fbcon_set_suspend(struct drm_device *dev, int state);
-void nouveau_fbcon_zfill_all(struct drm_device *dev);
void nouveau_fbcon_save_disable_accel(struct drm_device *dev);
void nouveau_fbcon_restore_accel(struct drm_device *dev);
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index afdf607df3e..4c534b7b04d 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -1741,7 +1741,8 @@ nv50_sor_dpms(struct drm_encoder *encoder, int mode)
}
}
- mthd = (ffs(nv_encoder->dcb->sorconf.link) - 1) << 2;
+ mthd = (ffs(nv_encoder->dcb->heads) - 1) << 3;
+ mthd |= (ffs(nv_encoder->dcb->sorconf.link) - 1) << 2;
mthd |= nv_encoder->or;
if (nv_encoder->dcb->type == DCB_OUTPUT_DP) {
diff --git a/drivers/gpu/drm/qxl/qxl_irq.c b/drivers/gpu/drm/qxl/qxl_irq.c
index 34d6a85e902..0bf1e20c6e4 100644
--- a/drivers/gpu/drm/qxl/qxl_irq.c
+++ b/drivers/gpu/drm/qxl/qxl_irq.c
@@ -33,6 +33,9 @@ irqreturn_t qxl_irq_handler(int irq, void *arg)
pending = xchg(&qdev->ram_header->int_pending, 0);
+ if (!pending)
+ return IRQ_NONE;
+
atomic_inc(&qdev->irq_received);
if (pending & QXL_INTERRUPT_DISPLAY) {
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index a03c73411a5..30d242b2507 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1414,8 +1414,8 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
tmp &= ~EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN;
WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
- /* set pageflip to happen anywhere in vblank interval */
- WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+ /* set pageflip to happen only at start of vblank interval (front porch) */
+ WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 3);
if (!atomic && fb && fb != crtc->primary->fb) {
radeon_fb = to_radeon_framebuffer(fb);
@@ -1614,8 +1614,8 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
tmp &= ~AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN;
WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
- /* set pageflip to happen anywhere in vblank interval */
- WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+ /* set pageflip to happen only at start of vblank interval (front porch) */
+ WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 3);
if (!atomic && fb && fb != crtc->primary->fb) {
radeon_fb = to_radeon_framebuffer(fb);
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 35f4182c63b..b1e11f8434e 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -127,7 +127,7 @@ static int radeon_process_aux_ch(struct radeon_i2c_chan *chan,
/* flags not zero */
if (args.v1.ucReplyStatus == 2) {
DRM_DEBUG_KMS("dp_aux_ch flags not zero\n");
- r = -EBUSY;
+ r = -EIO;
goto done;
}
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index 2b290844064..7d68203a373 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -183,7 +183,6 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
struct backlight_properties props;
struct radeon_backlight_privdata *pdata;
struct radeon_encoder_atom_dig *dig;
- u8 backlight_level;
char bl_name[16];
/* Mac laptops with multiple GPUs use the gmux driver for backlight
@@ -222,12 +221,17 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
pdata->encoder = radeon_encoder;
- backlight_level = radeon_atom_get_backlight_level_from_reg(rdev);
-
dig = radeon_encoder->enc_priv;
dig->bl_dev = bd;
bd->props.brightness = radeon_atom_backlight_get_brightness(bd);
+ /* Set a reasonable default here if the level is 0 otherwise
+ * fbdev will attempt to turn the backlight on after console
+ * unblanking and it will try and restore 0 which turns the backlight
+ * off again.
+ */
+ if (bd->props.brightness == 0)
+ bd->props.brightness = RADEON_MAX_BL_LEVEL;
bd->props.power = FB_BLANK_UNBLANK;
backlight_update_status(bd);
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c
index 10dae4106c0..584090ac3eb 100644
--- a/drivers/gpu/drm/radeon/ci_dpm.c
+++ b/drivers/gpu/drm/radeon/ci_dpm.c
@@ -1179,7 +1179,7 @@ static int ci_stop_dpm(struct radeon_device *rdev)
tmp &= ~GLOBAL_PWRMGT_EN;
WREG32_SMC(GENERAL_PWRMGT, tmp);
- tmp = RREG32(SCLK_PWRMGT_CNTL);
+ tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
tmp &= ~DYNAMIC_PM_EN;
WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index dcd4518a9b0..c0ea66192fe 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -2291,6 +2291,7 @@ static void cik_tiling_mode_table_init(struct radeon_device *rdev)
gb_tile_moden = 0;
break;
}
+ rdev->config.cik.macrotile_mode_array[reg_offset] = gb_tile_moden;
WREG32(GB_MACROTILE_MODE0 + (reg_offset * 4), gb_tile_moden);
}
} else if (num_pipe_configs == 8) {
@@ -7376,6 +7377,7 @@ static inline u32 cik_get_ih_wptr(struct radeon_device *rdev)
tmp = RREG32(IH_RB_CNTL);
tmp |= IH_WPTR_OVERFLOW_CLEAR;
WREG32(IH_RB_CNTL, tmp);
+ wptr &= ~RB_OVERFLOW;
}
return (wptr & rdev->ih.ptr_mask);
}
@@ -7676,14 +7678,16 @@ restart_ih:
addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
mc_client = RREG32(VM_CONTEXT1_PROTECTION_FAULT_MCCLIENT);
+ /* reset addr and status */
+ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
+ if (addr == 0x0 && status == 0x0)
+ break;
dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
addr);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
status);
cik_vm_decode_fault(rdev, status, addr, mc_client);
- /* reset addr and status */
- WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
break;
case 167: /* VCE */
DRM_DEBUG("IH: VCE int: 0x%08x\n", src_data);
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index e2f605224e8..15e4f28015e 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -189,7 +189,7 @@ static const u32 evergreen_golden_registers[] =
0x8c1c, 0xffffffff, 0x00001010,
0x28350, 0xffffffff, 0x00000000,
0xa008, 0xffffffff, 0x00010000,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x9508, 0xffffffff, 0x00000002,
0x913c, 0x0000000f, 0x0000000a
};
@@ -476,7 +476,7 @@ static const u32 cedar_golden_registers[] =
0x8c1c, 0xffffffff, 0x00001010,
0x28350, 0xffffffff, 0x00000000,
0xa008, 0xffffffff, 0x00010000,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x9508, 0xffffffff, 0x00000002
};
@@ -635,7 +635,7 @@ static const u32 juniper_mgcg_init[] =
static const u32 supersumo_golden_registers[] =
{
0x5eb4, 0xffffffff, 0x00000002,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x7030, 0xffffffff, 0x00000011,
0x7c30, 0xffffffff, 0x00000011,
0x6104, 0x01000300, 0x00000000,
@@ -719,7 +719,7 @@ static const u32 sumo_golden_registers[] =
static const u32 wrestler_golden_registers[] =
{
0x5eb4, 0xffffffff, 0x00000002,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x7030, 0xffffffff, 0x00000011,
0x7c30, 0xffffffff, 0x00000011,
0x6104, 0x01000300, 0x00000000,
@@ -2642,8 +2642,9 @@ void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *s
for (i = 0; i < rdev->num_crtc; i++) {
if (save->crtc_enabled[i]) {
tmp = RREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i]);
- if ((tmp & 0x3) != 0) {
- tmp &= ~0x3;
+ if ((tmp & 0x7) != 3) {
+ tmp &= ~0x7;
+ tmp |= 0x3;
WREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i], tmp);
}
tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]);
@@ -4755,6 +4756,7 @@ static u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
tmp = RREG32(IH_RB_CNTL);
tmp |= IH_WPTR_OVERFLOW_CLEAR;
WREG32(IH_RB_CNTL, tmp);
+ wptr &= ~RB_OVERFLOW;
}
return (wptr & rdev->ih.ptr_mask);
}
@@ -5066,14 +5068,16 @@ restart_ih:
case 147:
addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
+ /* reset addr and status */
+ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
+ if (addr == 0x0 && status == 0x0)
+ break;
dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
addr);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
status);
cayman_vm_decode_fault(rdev, status, addr);
- /* reset addr and status */
- WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
break;
case 176: /* CP_INT in ring buffer */
case 177: /* CP_INT in IB1 */
diff --git a/drivers/gpu/drm/radeon/evergreen_reg.h b/drivers/gpu/drm/radeon/evergreen_reg.h
index 333d143fca2..23bff590fb6 100644
--- a/drivers/gpu/drm/radeon/evergreen_reg.h
+++ b/drivers/gpu/drm/radeon/evergreen_reg.h
@@ -239,7 +239,6 @@
# define EVERGREEN_CRTC_V_BLANK (1 << 0)
#define EVERGREEN_CRTC_STATUS_POSITION 0x6e90
#define EVERGREEN_CRTC_STATUS_HV_COUNT 0x6ea0
-#define EVERGREEN_MASTER_UPDATE_MODE 0x6ef8
#define EVERGREEN_CRTC_UPDATE_LOCK 0x6ed4
#define EVERGREEN_MASTER_UPDATE_LOCK 0x6ef4
#define EVERGREEN_MASTER_UPDATE_MODE 0x6ef8
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index c66952d4b00..3c69f58e46e 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3795,6 +3795,7 @@ static u32 r600_get_ih_wptr(struct radeon_device *rdev)
tmp = RREG32(IH_RB_CNTL);
tmp |= IH_WPTR_OVERFLOW_CLEAR;
WREG32(IH_RB_CNTL, tmp);
+ wptr &= ~RB_OVERFLOW;
}
return (wptr & rdev->ih.ptr_mask);
}
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 29d9cc04c04..60c47f82912 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -449,6 +449,7 @@ struct radeon_bo_va {
/* protected by vm mutex */
struct list_head vm_list;
+ struct list_head vm_status;
/* constant after initialization */
struct radeon_vm *vm;
@@ -684,10 +685,9 @@ struct radeon_flip_work {
struct work_struct unpin_work;
struct radeon_device *rdev;
int crtc_id;
- struct drm_framebuffer *fb;
+ uint64_t base;
struct drm_pending_vblank_event *event;
struct radeon_bo *old_rbo;
- struct radeon_bo *new_rbo;
struct radeon_fence *fence;
};
@@ -868,6 +868,9 @@ struct radeon_vm {
struct list_head va;
unsigned id;
+ /* BOs freed, but not yet updated in the PT */
+ struct list_head freed;
+
/* contains the page directory */
struct radeon_bo *page_directory;
uint64_t pd_gpu_addr;
@@ -876,6 +879,8 @@ struct radeon_vm {
/* array of page tables, one for each page directory entry */
struct radeon_vm_pt *page_tables;
+ struct radeon_bo_va *ib_bo_va;
+
struct mutex mutex;
/* last fence for cs using this vm */
struct radeon_fence *fence;
@@ -2833,9 +2838,10 @@ void radeon_vm_fence(struct radeon_device *rdev,
uint64_t radeon_vm_map_gart(struct radeon_device *rdev, uint64_t addr);
int radeon_vm_update_page_directory(struct radeon_device *rdev,
struct radeon_vm *vm);
+int radeon_vm_clear_freed(struct radeon_device *rdev,
+ struct radeon_vm *vm);
int radeon_vm_bo_update(struct radeon_device *rdev,
- struct radeon_vm *vm,
- struct radeon_bo *bo,
+ struct radeon_bo_va *bo_va,
struct ttm_mem_reg *mem);
void radeon_vm_bo_invalidate(struct radeon_device *rdev,
struct radeon_bo *bo);
@@ -2848,8 +2854,8 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev,
struct radeon_bo_va *bo_va,
uint64_t offset,
uint32_t flags);
-int radeon_vm_bo_rmv(struct radeon_device *rdev,
- struct radeon_bo_va *bo_va);
+void radeon_vm_bo_rmv(struct radeon_device *rdev,
+ struct radeon_bo_va *bo_va);
/* audio */
void r600_audio_update_hdmi(struct work_struct *work);
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 71a14346147..ae763f60c8a 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -461,13 +461,23 @@ static int radeon_bo_vm_update_pte(struct radeon_cs_parser *p,
struct radeon_vm *vm)
{
struct radeon_device *rdev = p->rdev;
+ struct radeon_bo_va *bo_va;
int i, r;
r = radeon_vm_update_page_directory(rdev, vm);
if (r)
return r;
- r = radeon_vm_bo_update(rdev, vm, rdev->ring_tmp_bo.bo,
+ r = radeon_vm_clear_freed(rdev, vm);
+ if (r)
+ return r;
+
+ if (vm->ib_bo_va == NULL) {
+ DRM_ERROR("Tmp BO not in VM!\n");
+ return -EINVAL;
+ }
+
+ r = radeon_vm_bo_update(rdev, vm->ib_bo_va,
&rdev->ring_tmp_bo.bo->tbo.mem);
if (r)
return r;
@@ -480,7 +490,13 @@ static int radeon_bo_vm_update_pte(struct radeon_cs_parser *p,
continue;
bo = p->relocs[i].robj;
- r = radeon_vm_bo_update(rdev, vm, bo, &bo->tbo.mem);
+ bo_va = radeon_vm_bo_find(vm, bo);
+ if (bo_va == NULL) {
+ dev_err(rdev->dev, "bo %p not in vm %p\n", bo, vm);
+ return -EINVAL;
+ }
+
+ r = radeon_vm_bo_update(rdev, bo_va, &bo->tbo.mem);
if (r)
return r;
}
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 03686fab842..697add2cd4e 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1056,36 +1056,36 @@ static void radeon_check_arguments(struct radeon_device *rdev)
if (!radeon_check_pot_argument(radeon_vm_size)) {
dev_warn(rdev->dev, "VM size (%d) must be a power of 2\n",
radeon_vm_size);
- radeon_vm_size = 4096;
+ radeon_vm_size = 4;
}
- if (radeon_vm_size < 4) {
- dev_warn(rdev->dev, "VM size (%d) to small, min is 4MB\n",
+ if (radeon_vm_size < 1) {
+ dev_warn(rdev->dev, "VM size (%d) to small, min is 1GB\n",
radeon_vm_size);
- radeon_vm_size = 4096;
+ radeon_vm_size = 4;
}
/*
* Max GPUVM size for Cayman, SI and CI are 40 bits.
*/
- if (radeon_vm_size > 1024*1024) {
- dev_warn(rdev->dev, "VM size (%d) to large, max is 1TB\n",
+ if (radeon_vm_size > 1024) {
+ dev_warn(rdev->dev, "VM size (%d) too large, max is 1TB\n",
radeon_vm_size);
- radeon_vm_size = 4096;
+ radeon_vm_size = 4;
}
/* defines number of bits in page table versus page directory,
* a page is 4KB so we have 12 bits offset, minimum 9 bits in the
* page table and the remaining bits are in the page directory */
if (radeon_vm_block_size < 9) {
- dev_warn(rdev->dev, "VM page table size (%d) to small\n",
+ dev_warn(rdev->dev, "VM page table size (%d) too small\n",
radeon_vm_block_size);
radeon_vm_block_size = 9;
}
if (radeon_vm_block_size > 24 ||
- radeon_vm_size < (1ull << radeon_vm_block_size)) {
- dev_warn(rdev->dev, "VM page table size (%d) to large\n",
+ (radeon_vm_size * 1024) < (1ull << radeon_vm_block_size)) {
+ dev_warn(rdev->dev, "VM page table size (%d) too large\n",
radeon_vm_block_size);
radeon_vm_block_size = 9;
}
@@ -1238,7 +1238,7 @@ int radeon_device_init(struct radeon_device *rdev,
/* Adjust VM size here.
* Max GPUVM size for cayman+ is 40 bits.
*/
- rdev->vm_manager.max_pfn = radeon_vm_size << 8;
+ rdev->vm_manager.max_pfn = radeon_vm_size << 18;
/* Set asic functions */
r = radeon_asic_init(rdev);
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 13896edcf0b..bf25061c8ac 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -366,7 +366,6 @@ void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id)
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
drm_vblank_put(rdev->ddev, radeon_crtc->crtc_id);
- radeon_fence_unref(&work->fence);
radeon_irq_kms_pflip_irq_put(rdev, work->crtc_id);
queue_work(radeon_crtc->flip_queue, &work->unpin_work);
}
@@ -386,51 +385,108 @@ static void radeon_flip_work_func(struct work_struct *__work)
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[work->crtc_id];
struct drm_crtc *crtc = &radeon_crtc->base;
- struct drm_framebuffer *fb = work->fb;
-
- uint32_t tiling_flags, pitch_pixels;
- uint64_t base;
-
unsigned long flags;
int r;
down_read(&rdev->exclusive_lock);
- while (work->fence) {
+ if (work->fence) {
r = radeon_fence_wait(work->fence, false);
if (r == -EDEADLK) {
up_read(&rdev->exclusive_lock);
r = radeon_gpu_reset(rdev);
down_read(&rdev->exclusive_lock);
}
+ if (r)
+ DRM_ERROR("failed to wait on page flip fence (%d)!\n", r);
- if (r) {
- DRM_ERROR("failed to wait on page flip fence (%d)!\n",
- r);
- goto cleanup;
- } else
- radeon_fence_unref(&work->fence);
+ /* We continue with the page flip even if we failed to wait on
+ * the fence, otherwise the DRM core and userspace will be
+ * confused about which BO the CRTC is scanning out
+ */
+
+ radeon_fence_unref(&work->fence);
}
+ /* We borrow the event spin lock for protecting flip_status */
+ spin_lock_irqsave(&crtc->dev->event_lock, flags);
+
+ /* set the proper interrupt */
+ radeon_irq_kms_pflip_irq_get(rdev, radeon_crtc->crtc_id);
+
+ /* do the flip (mmio) */
+ radeon_page_flip(rdev, radeon_crtc->crtc_id, work->base);
+
+ radeon_crtc->flip_status = RADEON_FLIP_SUBMITTED;
+ spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
+ up_read(&rdev->exclusive_lock);
+}
+
+static int radeon_crtc_page_flip(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event,
+ uint32_t page_flip_flags)
+{
+ struct drm_device *dev = crtc->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+ struct radeon_framebuffer *old_radeon_fb;
+ struct radeon_framebuffer *new_radeon_fb;
+ struct drm_gem_object *obj;
+ struct radeon_flip_work *work;
+ struct radeon_bo *new_rbo;
+ uint32_t tiling_flags, pitch_pixels;
+ uint64_t base;
+ unsigned long flags;
+ int r;
+
+ work = kzalloc(sizeof *work, GFP_KERNEL);
+ if (work == NULL)
+ return -ENOMEM;
+
+ INIT_WORK(&work->flip_work, radeon_flip_work_func);
+ INIT_WORK(&work->unpin_work, radeon_unpin_work_func);
+
+ work->rdev = rdev;
+ work->crtc_id = radeon_crtc->crtc_id;
+ work->event = event;
+
+ /* schedule unpin of the old buffer */
+ old_radeon_fb = to_radeon_framebuffer(crtc->primary->fb);
+ obj = old_radeon_fb->obj;
+
+ /* take a reference to the old object */
+ drm_gem_object_reference(obj);
+ work->old_rbo = gem_to_radeon_bo(obj);
+
+ new_radeon_fb = to_radeon_framebuffer(fb);
+ obj = new_radeon_fb->obj;
+ new_rbo = gem_to_radeon_bo(obj);
+
+ spin_lock(&new_rbo->tbo.bdev->fence_lock);
+ if (new_rbo->tbo.sync_obj)
+ work->fence = radeon_fence_ref(new_rbo->tbo.sync_obj);
+ spin_unlock(&new_rbo->tbo.bdev->fence_lock);
+
/* pin the new buffer */
- DRM_DEBUG_DRIVER("flip-ioctl() cur_fbo = %p, cur_bbo = %p\n",
- work->old_rbo, work->new_rbo);
+ DRM_DEBUG_DRIVER("flip-ioctl() cur_rbo = %p, new_rbo = %p\n",
+ work->old_rbo, new_rbo);
- r = radeon_bo_reserve(work->new_rbo, false);
+ r = radeon_bo_reserve(new_rbo, false);
if (unlikely(r != 0)) {
DRM_ERROR("failed to reserve new rbo buffer before flip\n");
goto cleanup;
}
/* Only 27 bit offset for legacy CRTC */
- r = radeon_bo_pin_restricted(work->new_rbo, RADEON_GEM_DOMAIN_VRAM,
+ r = radeon_bo_pin_restricted(new_rbo, RADEON_GEM_DOMAIN_VRAM,
ASIC_IS_AVIVO(rdev) ? 0 : 1 << 27, &base);
if (unlikely(r != 0)) {
- radeon_bo_unreserve(work->new_rbo);
+ radeon_bo_unreserve(new_rbo);
r = -EINVAL;
DRM_ERROR("failed to pin new rbo buffer before flip\n");
goto cleanup;
}
- radeon_bo_get_tiling_flags(work->new_rbo, &tiling_flags, NULL);
- radeon_bo_unreserve(work->new_rbo);
+ radeon_bo_get_tiling_flags(new_rbo, &tiling_flags, NULL);
+ radeon_bo_unreserve(new_rbo);
if (!ASIC_IS_AVIVO(rdev)) {
/* crtc offset is from display base addr not FB location */
@@ -467,6 +523,7 @@ static void radeon_flip_work_func(struct work_struct *__work)
}
base &= ~7;
}
+ work->base = base;
r = drm_vblank_get(crtc->dev, radeon_crtc->crtc_id);
if (r) {
@@ -477,100 +534,42 @@ static void radeon_flip_work_func(struct work_struct *__work)
/* We borrow the event spin lock for protecting flip_work */
spin_lock_irqsave(&crtc->dev->event_lock, flags);
- /* set the proper interrupt */
- radeon_irq_kms_pflip_irq_get(rdev, radeon_crtc->crtc_id);
+ if (radeon_crtc->flip_status != RADEON_FLIP_NONE) {
+ DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
+ spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
+ r = -EBUSY;
+ goto vblank_cleanup;
+ }
+ radeon_crtc->flip_status = RADEON_FLIP_PENDING;
+ radeon_crtc->flip_work = work;
- /* do the flip (mmio) */
- radeon_page_flip(rdev, radeon_crtc->crtc_id, base);
+ /* update crtc fb */
+ crtc->primary->fb = fb;
- radeon_crtc->flip_status = RADEON_FLIP_SUBMITTED;
spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
- up_read(&rdev->exclusive_lock);
- return;
+ queue_work(radeon_crtc->flip_queue, &work->flip_work);
+ return 0;
+
+vblank_cleanup:
+ drm_vblank_put(crtc->dev, radeon_crtc->crtc_id);
pflip_cleanup:
- if (unlikely(radeon_bo_reserve(work->new_rbo, false) != 0)) {
+ if (unlikely(radeon_bo_reserve(new_rbo, false) != 0)) {
DRM_ERROR("failed to reserve new rbo in error path\n");
goto cleanup;
}
- if (unlikely(radeon_bo_unpin(work->new_rbo) != 0)) {
+ if (unlikely(radeon_bo_unpin(new_rbo) != 0)) {
DRM_ERROR("failed to unpin new rbo in error path\n");
}
- radeon_bo_unreserve(work->new_rbo);
+ radeon_bo_unreserve(new_rbo);
cleanup:
drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base);
radeon_fence_unref(&work->fence);
kfree(work);
- up_read(&rdev->exclusive_lock);
-}
-
-static int radeon_crtc_page_flip(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_pending_vblank_event *event,
- uint32_t page_flip_flags)
-{
- struct drm_device *dev = crtc->dev;
- struct radeon_device *rdev = dev->dev_private;
- struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
- struct radeon_framebuffer *old_radeon_fb;
- struct radeon_framebuffer *new_radeon_fb;
- struct drm_gem_object *obj;
- struct radeon_flip_work *work;
- unsigned long flags;
-
- work = kzalloc(sizeof *work, GFP_KERNEL);
- if (work == NULL)
- return -ENOMEM;
-
- INIT_WORK(&work->flip_work, radeon_flip_work_func);
- INIT_WORK(&work->unpin_work, radeon_unpin_work_func);
-
- work->rdev = rdev;
- work->crtc_id = radeon_crtc->crtc_id;
- work->fb = fb;
- work->event = event;
-
- /* schedule unpin of the old buffer */
- old_radeon_fb = to_radeon_framebuffer(crtc->primary->fb);
- obj = old_radeon_fb->obj;
-
- /* take a reference to the old object */
- drm_gem_object_reference(obj);
- work->old_rbo = gem_to_radeon_bo(obj);
-
- new_radeon_fb = to_radeon_framebuffer(fb);
- obj = new_radeon_fb->obj;
- work->new_rbo = gem_to_radeon_bo(obj);
-
- spin_lock(&work->new_rbo->tbo.bdev->fence_lock);
- if (work->new_rbo->tbo.sync_obj)
- work->fence = radeon_fence_ref(work->new_rbo->tbo.sync_obj);
- spin_unlock(&work->new_rbo->tbo.bdev->fence_lock);
-
- /* We borrow the event spin lock for protecting flip_work */
- spin_lock_irqsave(&crtc->dev->event_lock, flags);
- if (radeon_crtc->flip_status != RADEON_FLIP_NONE) {
- DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
- spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
- drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base);
- radeon_fence_unref(&work->fence);
- kfree(work);
- return -EBUSY;
- }
- radeon_crtc->flip_status = RADEON_FLIP_PENDING;
- radeon_crtc->flip_work = work;
-
- /* update crtc fb */
- crtc->primary->fb = fb;
-
- spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
-
- queue_work(radeon_crtc->flip_queue, &work->flip_work);
-
- return 0;
+ return r;
}
static int
@@ -830,6 +829,10 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
struct radeon_device *rdev = dev->dev_private;
int ret = 0;
+ /* don't leak the edid if we already fetched it in detect() */
+ if (radeon_connector->edid)
+ goto got_edid;
+
/* on hw with routers, select right port */
if (radeon_connector->router.ddc_valid)
radeon_router_select_ddc_port(radeon_connector);
@@ -868,6 +871,7 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
}
if (radeon_connector->edid) {
+got_edid:
drm_mode_connector_update_edid_property(&radeon_connector->base, radeon_connector->edid);
ret = drm_add_edid_modes(&radeon_connector->base, radeon_connector->edid);
drm_edid_to_eld(&radeon_connector->base, radeon_connector->edid);
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index cb1421369e3..e9e36108424 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -173,7 +173,7 @@ int radeon_dpm = -1;
int radeon_aspm = -1;
int radeon_runtime_pm = -1;
int radeon_hard_reset = 0;
-int radeon_vm_size = 4096;
+int radeon_vm_size = 4;
int radeon_vm_block_size = 9;
int radeon_deep_color = 0;
@@ -243,7 +243,7 @@ module_param_named(runpm, radeon_runtime_pm, int, 0444);
MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))");
module_param_named(hard_reset, radeon_hard_reset, int, 0444);
-MODULE_PARM_DESC(vm_size, "VM address space size in megabytes (default 4GB)");
+MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 4GB)");
module_param_named(vm_size, radeon_vm_size, int, 0444);
MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default 9)");
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 35d931881b4..d25ae6acfd5 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -579,7 +579,7 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
/* new gpu have virtual address space support */
if (rdev->family >= CHIP_CAYMAN) {
struct radeon_fpriv *fpriv;
- struct radeon_bo_va *bo_va;
+ struct radeon_vm *vm;
int r;
fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
@@ -587,7 +587,8 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
return -ENOMEM;
}
- r = radeon_vm_init(rdev, &fpriv->vm);
+ vm = &fpriv->vm;
+ r = radeon_vm_init(rdev, vm);
if (r) {
kfree(fpriv);
return r;
@@ -596,22 +597,23 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
if (rdev->accel_working) {
r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
if (r) {
- radeon_vm_fini(rdev, &fpriv->vm);
+ radeon_vm_fini(rdev, vm);
kfree(fpriv);
return r;
}
/* map the ib pool buffer read only into
* virtual address space */
- bo_va = radeon_vm_bo_add(rdev, &fpriv->vm,
- rdev->ring_tmp_bo.bo);
- r = radeon_vm_bo_set_addr(rdev, bo_va, RADEON_VA_IB_OFFSET,
+ vm->ib_bo_va = radeon_vm_bo_add(rdev, vm,
+ rdev->ring_tmp_bo.bo);
+ r = radeon_vm_bo_set_addr(rdev, vm->ib_bo_va,
+ RADEON_VA_IB_OFFSET,
RADEON_VM_PAGE_READABLE |
RADEON_VM_PAGE_SNOOPED);
radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
if (r) {
- radeon_vm_fini(rdev, &fpriv->vm);
+ radeon_vm_fini(rdev, vm);
kfree(fpriv);
return r;
}
@@ -640,21 +642,19 @@ void radeon_driver_postclose_kms(struct drm_device *dev,
/* new gpu have virtual address space support */
if (rdev->family >= CHIP_CAYMAN && file_priv->driver_priv) {
struct radeon_fpriv *fpriv = file_priv->driver_priv;
- struct radeon_bo_va *bo_va;
+ struct radeon_vm *vm = &fpriv->vm;
int r;
if (rdev->accel_working) {
r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
if (!r) {
- bo_va = radeon_vm_bo_find(&fpriv->vm,
- rdev->ring_tmp_bo.bo);
- if (bo_va)
- radeon_vm_bo_rmv(rdev, bo_va);
+ if (vm->ib_bo_va)
+ radeon_vm_bo_rmv(rdev, vm->ib_bo_va);
radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
}
}
- radeon_vm_fini(rdev, &fpriv->vm);
+ radeon_vm_fini(rdev, vm);
kfree(fpriv);
file_priv->driver_priv = NULL;
}
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index eecff6bbd34..725d3669014 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -332,6 +332,7 @@ struct radeon_bo_va *radeon_vm_bo_add(struct radeon_device *rdev,
bo_va->ref_count = 1;
INIT_LIST_HEAD(&bo_va->bo_list);
INIT_LIST_HEAD(&bo_va->vm_list);
+ INIT_LIST_HEAD(&bo_va->vm_status);
mutex_lock(&vm->mutex);
list_add(&bo_va->vm_list, &vm->va);
@@ -468,6 +469,19 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev,
head = &tmp->vm_list;
}
+ if (bo_va->soffset) {
+ /* add a clone of the bo_va to clear the old address */
+ tmp = kzalloc(sizeof(struct radeon_bo_va), GFP_KERNEL);
+ if (!tmp) {
+ mutex_unlock(&vm->mutex);
+ return -ENOMEM;
+ }
+ tmp->soffset = bo_va->soffset;
+ tmp->eoffset = bo_va->eoffset;
+ tmp->vm = vm;
+ list_add(&tmp->vm_status, &vm->freed);
+ }
+
bo_va->soffset = soffset;
bo_va->eoffset = eoffset;
bo_va->flags = flags;
@@ -823,25 +837,19 @@ static void radeon_vm_update_ptes(struct radeon_device *rdev,
* Object have to be reserved and mutex must be locked!
*/
int radeon_vm_bo_update(struct radeon_device *rdev,
- struct radeon_vm *vm,
- struct radeon_bo *bo,
+ struct radeon_bo_va *bo_va,
struct ttm_mem_reg *mem)
{
+ struct radeon_vm *vm = bo_va->vm;
struct radeon_ib ib;
- struct radeon_bo_va *bo_va;
unsigned nptes, ndw;
uint64_t addr;
int r;
- bo_va = radeon_vm_bo_find(vm, bo);
- if (bo_va == NULL) {
- dev_err(rdev->dev, "bo %p not in vm %p\n", bo, vm);
- return -EINVAL;
- }
if (!bo_va->soffset) {
dev_err(rdev->dev, "bo %p don't has a mapping in vm %p\n",
- bo, vm);
+ bo_va->bo, vm);
return -EINVAL;
}
@@ -868,7 +876,7 @@ int radeon_vm_bo_update(struct radeon_device *rdev,
trace_radeon_vm_bo_update(bo_va);
- nptes = radeon_bo_ngpu_pages(bo);
+ nptes = (bo_va->eoffset - bo_va->soffset) / RADEON_GPU_PAGE_SIZE;
/* padding, etc. */
ndw = 64;
@@ -911,33 +919,61 @@ int radeon_vm_bo_update(struct radeon_device *rdev,
}
/**
+ * radeon_vm_clear_freed - clear freed BOs in the PT
+ *
+ * @rdev: radeon_device pointer
+ * @vm: requested vm
+ *
+ * Make sure all freed BOs are cleared in the PT.
+ * Returns 0 for success.
+ *
+ * PTs have to be reserved and mutex must be locked!
+ */
+int radeon_vm_clear_freed(struct radeon_device *rdev,
+ struct radeon_vm *vm)
+{
+ struct radeon_bo_va *bo_va, *tmp;
+ int r;
+
+ list_for_each_entry_safe(bo_va, tmp, &vm->freed, vm_status) {
+ list_del(&bo_va->vm_status);
+ r = radeon_vm_bo_update(rdev, bo_va, NULL);
+ kfree(bo_va);
+ if (r)
+ return r;
+ }
+ return 0;
+
+}
+
+/**
* radeon_vm_bo_rmv - remove a bo to a specific vm
*
* @rdev: radeon_device pointer
* @bo_va: requested bo_va
*
* Remove @bo_va->bo from the requested vm (cayman+).
- * Remove @bo_va->bo from the list of bos associated with the bo_va->vm and
- * remove the ptes for @bo_va in the page table.
- * Returns 0 for success.
*
* Object have to be reserved!
*/
-int radeon_vm_bo_rmv(struct radeon_device *rdev,
- struct radeon_bo_va *bo_va)
+void radeon_vm_bo_rmv(struct radeon_device *rdev,
+ struct radeon_bo_va *bo_va)
{
- int r = 0;
+ struct radeon_vm *vm = bo_va->vm;
- mutex_lock(&bo_va->vm->mutex);
- if (bo_va->soffset)
- r = radeon_vm_bo_update(rdev, bo_va->vm, bo_va->bo, NULL);
+ list_del(&bo_va->bo_list);
+ mutex_lock(&vm->mutex);
list_del(&bo_va->vm_list);
- mutex_unlock(&bo_va->vm->mutex);
- list_del(&bo_va->bo_list);
- kfree(bo_va);
- return r;
+ if (bo_va->soffset) {
+ bo_va->bo = NULL;
+ list_add(&bo_va->vm_status, &vm->freed);
+ } else {
+ kfree(bo_va);
+ }
+
+ mutex_unlock(&vm->mutex);
}
/**
@@ -975,11 +1011,13 @@ int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm)
int r;
vm->id = 0;
+ vm->ib_bo_va = NULL;
vm->fence = NULL;
vm->last_flush = NULL;
vm->last_id_use = NULL;
mutex_init(&vm->mutex);
INIT_LIST_HEAD(&vm->va);
+ INIT_LIST_HEAD(&vm->freed);
pd_size = radeon_vm_directory_size(rdev);
pd_entries = radeon_vm_num_pdes(rdev);
@@ -1034,7 +1072,8 @@ void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm)
kfree(bo_va);
}
}
-
+ list_for_each_entry_safe(bo_va, tmp, &vm->freed, vm_status)
+ kfree(bo_va);
for (i = 0; i < radeon_vm_num_pdes(rdev); i++)
radeon_bo_unref(&vm->page_tables[i].bo);
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 237dd29d9f1..3e21e869015 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -406,8 +406,9 @@ void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save)
for (i = 0; i < rdev->num_crtc; i++) {
if (save->crtc_enabled[i]) {
tmp = RREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + crtc_offsets[i]);
- if ((tmp & 0x3) != 0) {
- tmp &= ~0x3;
+ if ((tmp & 0x7) != 3) {
+ tmp &= ~0x7;
+ tmp |= 0x3;
WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + crtc_offsets[i], tmp);
}
tmp = RREG32(AVIVO_D1GRPH_UPDATE + crtc_offsets[i]);
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c
index da041a43d82..3c76e1dcdf0 100644
--- a/drivers/gpu/drm/radeon/rv770_dpm.c
+++ b/drivers/gpu/drm/radeon/rv770_dpm.c
@@ -2329,12 +2329,6 @@ void rv770_get_engine_memory_ss(struct radeon_device *rdev)
pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
ASIC_INTERNAL_MEMORY_SS, 0);
- /* disable ss, causes hangs on some cayman boards */
- if (rdev->family == CHIP_CAYMAN) {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- }
-
if (pi->sclk_ss || pi->mclk_ss)
pi->dynamic_ss = true;
else
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 730cee2c34c..9e854fd016d 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -6103,6 +6103,7 @@ static inline u32 si_get_ih_wptr(struct radeon_device *rdev)
tmp = RREG32(IH_RB_CNTL);
tmp |= IH_WPTR_OVERFLOW_CLEAR;
WREG32(IH_RB_CNTL, tmp);
+ wptr &= ~RB_OVERFLOW;
}
return (wptr & rdev->ih.ptr_mask);
}
@@ -6376,14 +6377,16 @@ restart_ih:
case 147:
addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
+ /* reset addr and status */
+ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
+ if (addr == 0x0 && status == 0x0)
+ break;
dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
addr);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
status);
si_vm_decode_fault(rdev, status, addr);
- /* reset addr and status */
- WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
break;
case 176: /* RINGID0 CP_INT */
radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c
index 20da6ff183d..32e50be9c4a 100644
--- a/drivers/gpu/drm/radeon/trinity_dpm.c
+++ b/drivers/gpu/drm/radeon/trinity_dpm.c
@@ -1874,15 +1874,16 @@ int trinity_dpm_init(struct radeon_device *rdev)
for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++)
pi->at[i] = TRINITY_AT_DFLT;
- /* There are stability issues reported on latops with
- * bapm installed when switching between AC and battery
- * power. At the same time, some desktop boards hang
- * if it's not enabled and dpm is enabled.
+ /* There are stability issues reported on with
+ * bapm enabled when switching between AC and battery
+ * power. At the same time, some MSI boards hang
+ * if it's not enabled and dpm is enabled. Just enable
+ * it for MSI boards right now.
*/
- if (rdev->flags & RADEON_IS_MOBILITY)
- pi->enable_bapm = false;
- else
+ if (rdev->pdev->subsystem_vendor == 0x1462)
pi->enable_bapm = true;
+ else
+ pi->enable_bapm = false;
pi->enable_nbps_policy = true;
pi->enable_sclk_ds = true;
pi->enable_gfx_power_gating = true;
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 800c8b60f7a..5e79c6ad914 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -810,7 +810,7 @@ config HID_ZYDACRON
config HID_SENSOR_HUB
tristate "HID Sensors framework support"
- depends on HID
+ depends on HID && HAS_IOMEM
select MFD_CORE
default n
---help---
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 6d00bb9366f..48b66bbffc9 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -323,6 +323,7 @@
#define USB_VENDOR_ID_ETURBOTOUCH 0x22b9
#define USB_DEVICE_ID_ETURBOTOUCH 0x0006
+#define USB_DEVICE_ID_ETURBOTOUCH_2968 0x2968
#define USB_VENDOR_ID_EZKEY 0x0518
#define USB_DEVICE_ID_BTC_8193 0x0002
@@ -715,6 +716,8 @@
#define USB_VENDOR_ID_PENMOUNT 0x14e1
#define USB_DEVICE_ID_PENMOUNT_PCI 0x3500
+#define USB_DEVICE_ID_PENMOUNT_1610 0x1610
+#define USB_DEVICE_ID_PENMOUNT_1640 0x1640
#define USB_VENDOR_ID_PETALYNX 0x18b1
#define USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE 0x0037
diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c
index 2451c7e5feb..578bbe65902 100644
--- a/drivers/hid/hid-rmi.c
+++ b/drivers/hid/hid-rmi.c
@@ -428,6 +428,7 @@ static int rmi_raw_event(struct hid_device *hdev,
return 0;
}
+#ifdef CONFIG_PM
static int rmi_post_reset(struct hid_device *hdev)
{
return rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);
@@ -437,6 +438,7 @@ static int rmi_post_resume(struct hid_device *hdev)
{
return rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);
}
+#endif /* CONFIG_PM */
#define RMI4_MAX_PAGE 0xff
#define RMI4_PAGE_SIZE 0x0100
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
index a8d5c8faf8c..e244e449cbb 100644
--- a/drivers/hid/hid-sensor-hub.c
+++ b/drivers/hid/hid-sensor-hub.c
@@ -159,17 +159,18 @@ int sensor_hub_register_callback(struct hid_sensor_hub_device *hsdev,
{
struct hid_sensor_hub_callbacks_list *callback;
struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev);
+ unsigned long flags;
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list)
if (callback->usage_id == usage_id &&
callback->hsdev == hsdev) {
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return -EINVAL;
}
callback = kzalloc(sizeof(*callback), GFP_ATOMIC);
if (!callback) {
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return -ENOMEM;
}
callback->hsdev = hsdev;
@@ -177,7 +178,7 @@ int sensor_hub_register_callback(struct hid_sensor_hub_device *hsdev,
callback->usage_id = usage_id;
callback->priv = NULL;
list_add_tail(&callback->list, &pdata->dyn_callback_list);
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
@@ -188,8 +189,9 @@ int sensor_hub_remove_callback(struct hid_sensor_hub_device *hsdev,
{
struct hid_sensor_hub_callbacks_list *callback;
struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev);
+ unsigned long flags;
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list)
if (callback->usage_id == usage_id &&
callback->hsdev == hsdev) {
@@ -197,7 +199,7 @@ int sensor_hub_remove_callback(struct hid_sensor_hub_device *hsdev,
kfree(callback);
break;
}
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
@@ -378,15 +380,16 @@ static int sensor_hub_suspend(struct hid_device *hdev, pm_message_t message)
{
struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
struct hid_sensor_hub_callbacks_list *callback;
+ unsigned long flags;
hid_dbg(hdev, " sensor_hub_suspend\n");
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list) {
if (callback->usage_callback->suspend)
callback->usage_callback->suspend(
callback->hsdev, callback->priv);
}
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
@@ -395,15 +398,16 @@ static int sensor_hub_resume(struct hid_device *hdev)
{
struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
struct hid_sensor_hub_callbacks_list *callback;
+ unsigned long flags;
hid_dbg(hdev, " sensor_hub_resume\n");
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list) {
if (callback->usage_callback->resume)
callback->usage_callback->resume(
callback->hsdev, callback->priv);
}
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
@@ -632,6 +636,7 @@ static int sensor_hub_probe(struct hid_device *hdev,
if (name == NULL) {
hid_err(hdev, "Failed MFD device name\n");
ret = -ENOMEM;
+ kfree(hsdev);
goto err_no_mem;
}
sd->hid_sensor_hub_client_devs[
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 59badc10a08..31e6727cd00 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -49,6 +49,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_ETURBOTOUCH, USB_DEVICE_ID_ETURBOTOUCH, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_ETURBOTOUCH, USB_DEVICE_ID_ETURBOTOUCH_2968, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_GREENASIA, USB_DEVICE_ID_GREENASIA_DUAL_USB_JOYPAD, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_PANTHERLORD, USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK, HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
{ USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII, HID_QUIRK_MULTI_INPUT },
@@ -76,6 +77,8 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GX680R_LED_PANEL, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_NEXIO, USB_DEVICE_ID_NEXIO_MULTITOUCH_PTI0750, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_NOVATEK, USB_DEVICE_ID_NOVATEK_MOUSE, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_1610, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_1640, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2, HID_QUIRK_NO_INIT_REPORTS },
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index e84f4526eb3..ae22e3c1fc4 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -339,9 +339,13 @@ static void process_chn_event(u32 relid)
*/
do {
- hv_begin_read(&channel->inbound);
+ if (read_state)
+ hv_begin_read(&channel->inbound);
channel->onchannel_callback(arg);
- bytes_to_read = hv_end_read(&channel->inbound);
+ if (read_state)
+ bytes_to_read = hv_end_read(&channel->inbound);
+ else
+ bytes_to_read = 0;
} while (read_state && (bytes_to_read != 0));
} else {
pr_err("no channel callback for relid - %u\n", relid);
diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c
index eaaa3d843b8..23b2ce294c4 100644
--- a/drivers/hv/hv_fcopy.c
+++ b/drivers/hv/hv_fcopy.c
@@ -246,8 +246,8 @@ void hv_fcopy_onchannelcallback(void *context)
/*
* Send the information to the user-level daemon.
*/
- fcopy_send_data();
schedule_delayed_work(&fcopy_work, 5*HZ);
+ fcopy_send_data();
return;
}
icmsghdr->icflags = ICMSGHDRFLAG_TRANSACTION | ICMSGHDRFLAG_RESPONSE;
diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c
index ea852537307..521c14625b3 100644
--- a/drivers/hv/hv_kvp.c
+++ b/drivers/hv/hv_kvp.c
@@ -127,6 +127,17 @@ kvp_work_func(struct work_struct *dummy)
kvp_respond_to_host(NULL, HV_E_FAIL);
}
+static void poll_channel(struct vmbus_channel *channel)
+{
+ if (channel->target_cpu != smp_processor_id())
+ smp_call_function_single(channel->target_cpu,
+ hv_kvp_onchannelcallback,
+ channel, true);
+ else
+ hv_kvp_onchannelcallback(channel);
+}
+
+
static int kvp_handle_handshake(struct hv_kvp_msg *msg)
{
int ret = 1;
@@ -155,7 +166,7 @@ static int kvp_handle_handshake(struct hv_kvp_msg *msg)
kvp_register(dm_reg_value);
kvp_transaction.active = false;
if (kvp_transaction.kvp_context)
- hv_kvp_onchannelcallback(kvp_transaction.kvp_context);
+ poll_channel(kvp_transaction.kvp_context);
}
return ret;
}
@@ -568,7 +579,7 @@ response_done:
vmbus_sendpacket(channel, recv_buffer, buf_len, req_id,
VM_PKT_DATA_INBAND, 0);
-
+ poll_channel(channel);
}
/*
@@ -603,7 +614,7 @@ void hv_kvp_onchannelcallback(void *context)
return;
}
- vmbus_recvpacket(channel, recv_buffer, PAGE_SIZE * 2, &recvlen,
+ vmbus_recvpacket(channel, recv_buffer, PAGE_SIZE * 4, &recvlen,
&requestid);
if (recvlen > 0) {
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index dd761806f0e..3b9c9ef0deb 100644
--- a/drivers/hv/hv_util.c
+++ b/drivers/hv/hv_util.c
@@ -319,7 +319,7 @@ static int util_probe(struct hv_device *dev,
(struct hv_util_service *)dev_id->driver_data;
int ret;
- srv->recv_buffer = kmalloc(PAGE_SIZE * 2, GFP_KERNEL);
+ srv->recv_buffer = kmalloc(PAGE_SIZE * 4, GFP_KERNEL);
if (!srv->recv_buffer)
return -ENOMEM;
if (srv->util_init) {
diff --git a/drivers/hwmon/adc128d818.c b/drivers/hwmon/adc128d818.c
index 5ffd81f19d0..0625e50d7a6 100644
--- a/drivers/hwmon/adc128d818.c
+++ b/drivers/hwmon/adc128d818.c
@@ -239,50 +239,50 @@ static ssize_t adc128_show_alarm(struct device *dev,
return sprintf(buf, "%u\n", !!(alarms & mask));
}
-static SENSOR_DEVICE_ATTR_2(in0_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 0, 0);
+static SENSOR_DEVICE_ATTR_2(in0_input, S_IRUGO,
+ adc128_show_in, NULL, 0, 0);
static SENSOR_DEVICE_ATTR_2(in0_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 0, 1);
static SENSOR_DEVICE_ATTR_2(in0_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 0, 2);
-static SENSOR_DEVICE_ATTR_2(in1_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 1, 0);
+static SENSOR_DEVICE_ATTR_2(in1_input, S_IRUGO,
+ adc128_show_in, NULL, 1, 0);
static SENSOR_DEVICE_ATTR_2(in1_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 1, 1);
static SENSOR_DEVICE_ATTR_2(in1_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 1, 2);
-static SENSOR_DEVICE_ATTR_2(in2_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 2, 0);
+static SENSOR_DEVICE_ATTR_2(in2_input, S_IRUGO,
+ adc128_show_in, NULL, 2, 0);
static SENSOR_DEVICE_ATTR_2(in2_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 2, 1);
static SENSOR_DEVICE_ATTR_2(in2_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 2, 2);
-static SENSOR_DEVICE_ATTR_2(in3_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 3, 0);
+static SENSOR_DEVICE_ATTR_2(in3_input, S_IRUGO,
+ adc128_show_in, NULL, 3, 0);
static SENSOR_DEVICE_ATTR_2(in3_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 3, 1);
static SENSOR_DEVICE_ATTR_2(in3_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 3, 2);
-static SENSOR_DEVICE_ATTR_2(in4_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 4, 0);
+static SENSOR_DEVICE_ATTR_2(in4_input, S_IRUGO,
+ adc128_show_in, NULL, 4, 0);
static SENSOR_DEVICE_ATTR_2(in4_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 4, 1);
static SENSOR_DEVICE_ATTR_2(in4_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 4, 2);
-static SENSOR_DEVICE_ATTR_2(in5_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 5, 0);
+static SENSOR_DEVICE_ATTR_2(in5_input, S_IRUGO,
+ adc128_show_in, NULL, 5, 0);
static SENSOR_DEVICE_ATTR_2(in5_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 5, 1);
static SENSOR_DEVICE_ATTR_2(in5_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 5, 2);
-static SENSOR_DEVICE_ATTR_2(in6_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 6, 0);
+static SENSOR_DEVICE_ATTR_2(in6_input, S_IRUGO,
+ adc128_show_in, NULL, 6, 0);
static SENSOR_DEVICE_ATTR_2(in6_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 6, 1);
static SENSOR_DEVICE_ATTR_2(in6_max, S_IWUSR | S_IRUGO,
diff --git a/drivers/hwmon/adm1021.c b/drivers/hwmon/adm1021.c
index 3eb4281689b..d74241bb278 100644
--- a/drivers/hwmon/adm1021.c
+++ b/drivers/hwmon/adm1021.c
@@ -185,7 +185,7 @@ static ssize_t set_temp_max(struct device *dev,
struct adm1021_data *data = dev_get_drvdata(dev);
struct i2c_client *client = data->client;
long temp;
- int err;
+ int reg_val, err;
err = kstrtol(buf, 10, &temp);
if (err)
@@ -193,10 +193,11 @@ static ssize_t set_temp_max(struct device *dev,
temp /= 1000;
mutex_lock(&data->update_lock);
- data->temp_max[index] = clamp_val(temp, -128, 127);
+ reg_val = clamp_val(temp, -128, 127);
+ data->temp_max[index] = reg_val * 1000;
if (!read_only)
i2c_smbus_write_byte_data(client, ADM1021_REG_TOS_W(index),
- data->temp_max[index]);
+ reg_val);
mutex_unlock(&data->update_lock);
return count;
@@ -210,7 +211,7 @@ static ssize_t set_temp_min(struct device *dev,
struct adm1021_data *data = dev_get_drvdata(dev);
struct i2c_client *client = data->client;
long temp;
- int err;
+ int reg_val, err;
err = kstrtol(buf, 10, &temp);
if (err)
@@ -218,10 +219,11 @@ static ssize_t set_temp_min(struct device *dev,
temp /= 1000;
mutex_lock(&data->update_lock);
- data->temp_min[index] = clamp_val(temp, -128, 127);
+ reg_val = clamp_val(temp, -128, 127);
+ data->temp_min[index] = reg_val * 1000;
if (!read_only)
i2c_smbus_write_byte_data(client, ADM1021_REG_THYST_W(index),
- data->temp_min[index]);
+ reg_val);
mutex_unlock(&data->update_lock);
return count;
diff --git a/drivers/hwmon/adm1029.c b/drivers/hwmon/adm1029.c
index 78339e880bd..2804571b269 100644
--- a/drivers/hwmon/adm1029.c
+++ b/drivers/hwmon/adm1029.c
@@ -232,6 +232,9 @@ static ssize_t set_fan_div(struct device *dev,
/* Update the value */
reg = (reg & 0x3F) | (val << 6);
+ /* Update the cache */
+ data->fan_div[attr->index] = reg;
+
/* Write value */
i2c_smbus_write_byte_data(client,
ADM1029_REG_FAN_DIV[attr->index], reg);
diff --git a/drivers/hwmon/adm1031.c b/drivers/hwmon/adm1031.c
index a8a540ca8c3..51c1a5a165a 100644
--- a/drivers/hwmon/adm1031.c
+++ b/drivers/hwmon/adm1031.c
@@ -365,6 +365,7 @@ set_auto_temp_min(struct device *dev, struct device_attribute *attr,
if (ret)
return ret;
+ val = clamp_val(val, 0, 127000);
mutex_lock(&data->update_lock);
data->auto_temp[nr] = AUTO_TEMP_MIN_TO_REG(val, data->auto_temp[nr]);
adm1031_write_value(client, ADM1031_REG_AUTO_TEMP(nr),
@@ -394,6 +395,7 @@ set_auto_temp_max(struct device *dev, struct device_attribute *attr,
if (ret)
return ret;
+ val = clamp_val(val, 0, 127000);
mutex_lock(&data->update_lock);
data->temp_max[nr] = AUTO_TEMP_MAX_TO_REG(val, data->auto_temp[nr],
data->pwm[nr]);
@@ -696,7 +698,7 @@ static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
if (ret)
return ret;
- val = clamp_val(val, -55000, nr == 0 ? 127750 : 127875);
+ val = clamp_val(val, -55000, 127000);
mutex_lock(&data->update_lock);
data->temp_min[nr] = TEMP_TO_REG(val);
adm1031_write_value(client, ADM1031_REG_TEMP_MIN(nr),
@@ -717,7 +719,7 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
if (ret)
return ret;
- val = clamp_val(val, -55000, nr == 0 ? 127750 : 127875);
+ val = clamp_val(val, -55000, 127000);
mutex_lock(&data->update_lock);
data->temp_max[nr] = TEMP_TO_REG(val);
adm1031_write_value(client, ADM1031_REG_TEMP_MAX(nr),
@@ -738,7 +740,7 @@ static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr,
if (ret)
return ret;
- val = clamp_val(val, -55000, nr == 0 ? 127750 : 127875);
+ val = clamp_val(val, -55000, 127000);
mutex_lock(&data->update_lock);
data->temp_crit[nr] = TEMP_TO_REG(val);
adm1031_write_value(client, ADM1031_REG_TEMP_CRIT(nr),
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index 0f4dea5ccf1..9ee3913850d 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -515,7 +515,7 @@ static ssize_t set_temp_min(struct device *dev,
return -EINVAL;
temp = DIV_ROUND_CLOSEST(temp, 1000);
- temp = clamp_val(temp, 0, 255);
+ temp = clamp_val(temp, -128, 127);
mutex_lock(&data->lock);
data->temp_min[attr->index] = temp;
@@ -549,7 +549,7 @@ static ssize_t set_temp_max(struct device *dev,
return -EINVAL;
temp = DIV_ROUND_CLOSEST(temp, 1000);
- temp = clamp_val(temp, 0, 255);
+ temp = clamp_val(temp, -128, 127);
mutex_lock(&data->lock);
data->temp_max[attr->index] = temp;
@@ -826,7 +826,7 @@ static ssize_t set_pwm_tmin(struct device *dev,
return -EINVAL;
temp = DIV_ROUND_CLOSEST(temp, 1000);
- temp = clamp_val(temp, 0, 255);
+ temp = clamp_val(temp, -128, 127);
mutex_lock(&data->lock);
data->pwm_tmin[attr->index] = temp;
diff --git a/drivers/hwmon/amc6821.c b/drivers/hwmon/amc6821.c
index eea81729651..9f2be3dd28f 100644
--- a/drivers/hwmon/amc6821.c
+++ b/drivers/hwmon/amc6821.c
@@ -704,7 +704,7 @@ static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO,
get_temp_alarm, NULL, IDX_TEMP1_MAX);
static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO,
get_temp_alarm, NULL, IDX_TEMP1_CRIT);
-static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO | S_IWUSR,
+static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO,
get_temp, NULL, IDX_TEMP2_INPUT);
static SENSOR_DEVICE_ATTR(temp2_min, S_IRUGO | S_IWUSR, get_temp,
set_temp, IDX_TEMP2_MIN);
diff --git a/drivers/hwmon/da9052-hwmon.c b/drivers/hwmon/da9052-hwmon.c
index afd31042b45..d14ab3c45da 100644
--- a/drivers/hwmon/da9052-hwmon.c
+++ b/drivers/hwmon/da9052-hwmon.c
@@ -194,7 +194,7 @@ static ssize_t da9052_hwmon_show_name(struct device *dev,
struct device_attribute *devattr,
char *buf)
{
- return sprintf(buf, "da9052-hwmon\n");
+ return sprintf(buf, "da9052\n");
}
static ssize_t show_label(struct device *dev,
diff --git a/drivers/hwmon/da9055-hwmon.c b/drivers/hwmon/da9055-hwmon.c
index 73b3865f120..35eb7738d71 100644
--- a/drivers/hwmon/da9055-hwmon.c
+++ b/drivers/hwmon/da9055-hwmon.c
@@ -204,7 +204,7 @@ static ssize_t da9055_hwmon_show_name(struct device *dev,
struct device_attribute *devattr,
char *buf)
{
- return sprintf(buf, "da9055-hwmon\n");
+ return sprintf(buf, "da9055\n");
}
static ssize_t show_label(struct device *dev,
diff --git a/drivers/hwmon/emc2103.c b/drivers/hwmon/emc2103.c
index fd892dd48e4..78002de46cb 100644
--- a/drivers/hwmon/emc2103.c
+++ b/drivers/hwmon/emc2103.c
@@ -250,9 +250,7 @@ static ssize_t set_temp_min(struct device *dev, struct device_attribute *da,
if (result < 0)
return result;
- val = DIV_ROUND_CLOSEST(val, 1000);
- if ((val < -63) || (val > 127))
- return -EINVAL;
+ val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), -63, 127);
mutex_lock(&data->update_lock);
data->temp_min[nr] = val;
@@ -274,9 +272,7 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *da,
if (result < 0)
return result;
- val = DIV_ROUND_CLOSEST(val, 1000);
- if ((val < -63) || (val > 127))
- return -EINVAL;
+ val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), -63, 127);
mutex_lock(&data->update_lock);
data->temp_max[nr] = val;
@@ -390,15 +386,14 @@ static ssize_t set_fan_target(struct device *dev, struct device_attribute *da,
{
struct emc2103_data *data = emc2103_update_device(dev);
struct i2c_client *client = to_i2c_client(dev);
- long rpm_target;
+ unsigned long rpm_target;
- int result = kstrtol(buf, 10, &rpm_target);
+ int result = kstrtoul(buf, 10, &rpm_target);
if (result < 0)
return result;
/* Datasheet states 16384 as maximum RPM target (table 3.2) */
- if ((rpm_target < 0) || (rpm_target > 16384))
- return -EINVAL;
+ rpm_target = clamp_val(rpm_target, 0, 16384);
mutex_lock(&data->update_lock);
diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c
index bdfbe911488..ae66f42c4d6 100644
--- a/drivers/hwmon/ntc_thermistor.c
+++ b/drivers/hwmon/ntc_thermistor.c
@@ -512,7 +512,7 @@ static int ntc_thermistor_probe(struct platform_device *pdev)
}
dev_info(&pdev->dev, "Thermistor type: %s successfully probed.\n",
- pdev->name);
+ pdev_id->name);
return 0;
err_after_sysfs:
diff --git a/drivers/hwmon/smsc47m192.c b/drivers/hwmon/smsc47m192.c
index efee4c59239..34b9a601ad0 100644
--- a/drivers/hwmon/smsc47m192.c
+++ b/drivers/hwmon/smsc47m192.c
@@ -86,7 +86,7 @@ static inline u8 IN_TO_REG(unsigned long val, int n)
*/
static inline s8 TEMP_TO_REG(int val)
{
- return clamp_val(SCALE(val, 1, 1000), -128000, 127000);
+ return SCALE(clamp_val(val, -128000, 127000), 1, 1000);
}
static inline int TEMP_FROM_REG(s8 val)
@@ -384,6 +384,8 @@ static ssize_t set_vrm(struct device *dev, struct device_attribute *attr,
err = kstrtoul(buf, 10, &val);
if (err)
return err;
+ if (val > 255)
+ return -EINVAL;
data->vrm = val;
return count;
diff --git a/drivers/i2c/busses/i2c-sun6i-p2wi.c b/drivers/i2c/busses/i2c-sun6i-p2wi.c
index 09de4fd12d5..4d75d475970 100644
--- a/drivers/i2c/busses/i2c-sun6i-p2wi.c
+++ b/drivers/i2c/busses/i2c-sun6i-p2wi.c
@@ -22,7 +22,6 @@
*
*/
#include <linux/clk.h>
-#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/io.h>
#include <linux/interrupt.h>
diff --git a/drivers/i2c/muxes/Kconfig b/drivers/i2c/muxes/Kconfig
index f7f9865b8b8..f6d313e528d 100644
--- a/drivers/i2c/muxes/Kconfig
+++ b/drivers/i2c/muxes/Kconfig
@@ -40,6 +40,7 @@ config I2C_MUX_PCA9541
config I2C_MUX_PCA954x
tristate "Philips PCA954x I2C Mux/switches"
+ depends on GPIOLIB
help
If you say yes here you get support for the Philips PCA954x
I2C mux/switch devices.
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 8fb46aab2d8..a04c49f2a01 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -416,6 +416,7 @@ config BLK_DEV_CY82C693
config BLK_DEV_CS5520
tristate "Cyrix CS5510/20 MediaGX chipset support (VERY EXPERIMENTAL)"
+ depends on X86_32 || COMPILE_TEST
select BLK_DEV_IDEDMA_PCI
help
Include support for PIO tuning and virtual DMA on the Cyrix MediaGX
@@ -426,6 +427,7 @@ config BLK_DEV_CS5520
config BLK_DEV_CS5530
tristate "Cyrix/National Semiconductor CS5530 MediaGX chipset support"
+ depends on X86_32 || COMPILE_TEST
select BLK_DEV_IDEDMA_PCI
help
Include support for UDMA on the Cyrix MediaGX 5530 chipset. This
@@ -435,7 +437,7 @@ config BLK_DEV_CS5530
config BLK_DEV_CS5535
tristate "AMD CS5535 chipset support"
- depends on X86 && !X86_64
+ depends on X86_32
select BLK_DEV_IDEDMA_PCI
help
Include support for UDMA on the NSC/AMD CS5535 companion chipset.
@@ -486,6 +488,7 @@ config BLK_DEV_JMICRON
config BLK_DEV_SC1200
tristate "National SCx200 chipset support"
+ depends on X86_32 || COMPILE_TEST
select BLK_DEV_IDEDMA_PCI
help
This driver adds support for the on-board IDE controller on the
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 2a744a91370..a3d3b1733c4 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -853,8 +853,9 @@ static int init_irq (ide_hwif_t *hwif)
if (irq_handler == NULL)
irq_handler = ide_intr;
- if (request_irq(hwif->irq, irq_handler, sa, hwif->name, hwif))
- goto out_up;
+ if (!host->get_lock)
+ if (request_irq(hwif->irq, irq_handler, sa, hwif->name, hwif))
+ goto out_up;
#if !defined(__mc68000__)
printk(KERN_INFO "%s at 0x%03lx-0x%03lx,0x%03lx on irq %d", hwif->name,
@@ -1533,7 +1534,8 @@ static void ide_unregister(ide_hwif_t *hwif)
ide_proc_unregister_port(hwif);
- free_irq(hwif->irq, hwif);
+ if (!hwif->host->get_lock)
+ free_irq(hwif->irq, hwif);
device_unregister(hwif->portdev);
device_unregister(&hwif->gendev);
diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c
index 69abf9163df..54e464e4bb7 100644
--- a/drivers/iio/accel/hid-sensor-accel-3d.c
+++ b/drivers/iio/accel/hid-sensor-accel-3d.c
@@ -110,7 +110,6 @@ static int accel_3d_read_raw(struct iio_dev *indio_dev,
struct accel_3d_state *accel_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
@@ -151,14 +150,12 @@ static int accel_3d_read_raw(struct iio_dev *indio_dev,
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&accel_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&accel_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index 17aeea17056..2a5fa9a436e 100644
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -111,8 +111,14 @@ static const int mma8452_samp_freq[8][2] = {
{6, 250000}, {1, 560000}
};
+/*
+ * Hardware has fullscale of -2G, -4G, -8G corresponding to raw value -2048
+ * The userspace interface uses m/s^2 and we declare micro units
+ * So scale factor is given by:
+ * g * N * 1000000 / 2048 for N = 2, 4, 8 and g=9.80665
+ */
static const int mma8452_scales[3][2] = {
- {0, 977}, {0, 1953}, {0, 3906}
+ {0, 9577}, {0, 19154}, {0, 38307}
};
static ssize_t mma8452_show_samp_freq_avail(struct device *dev,
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index a4db3026bec..d5dc4c6ce86 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -374,7 +374,7 @@ static int tiadc_read_raw(struct iio_dev *indio_dev,
return -EAGAIN;
}
}
- map_val = chan->channel + TOTAL_CHANNELS;
+ map_val = adc_dev->channel_step[chan->scan_index];
/*
* We check the complete FIFO. We programmed just one entry but in case
diff --git a/drivers/iio/gyro/hid-sensor-gyro-3d.c b/drivers/iio/gyro/hid-sensor-gyro-3d.c
index 40f4e4935d0..fa034a3dad7 100644
--- a/drivers/iio/gyro/hid-sensor-gyro-3d.c
+++ b/drivers/iio/gyro/hid-sensor-gyro-3d.c
@@ -110,7 +110,6 @@ static int gyro_3d_read_raw(struct iio_dev *indio_dev,
struct gyro_3d_state *gyro_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
@@ -151,14 +150,12 @@ static int gyro_3d_read_raw(struct iio_dev *indio_dev,
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&gyro_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&gyro_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c
index 258a973a1fb..bfbf4d419f4 100644
--- a/drivers/iio/industrialio-event.c
+++ b/drivers/iio/industrialio-event.c
@@ -345,6 +345,9 @@ static int iio_device_add_event(struct iio_dev *indio_dev,
&indio_dev->event_interface->dev_attr_list);
kfree(postfix);
+ if ((ret == -EBUSY) && (shared_by != IIO_SEPARATE))
+ continue;
+
if (ret)
return ret;
diff --git a/drivers/iio/light/hid-sensor-als.c b/drivers/iio/light/hid-sensor-als.c
index f34c94380b4..96e71e103ea 100644
--- a/drivers/iio/light/hid-sensor-als.c
+++ b/drivers/iio/light/hid-sensor-als.c
@@ -79,7 +79,6 @@ static int als_read_raw(struct iio_dev *indio_dev,
struct als_state *als_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
@@ -129,14 +128,12 @@ static int als_read_raw(struct iio_dev *indio_dev,
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&als_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&als_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c
index d203ef4d892..412bae86d6a 100644
--- a/drivers/iio/light/hid-sensor-prox.c
+++ b/drivers/iio/light/hid-sensor-prox.c
@@ -74,7 +74,6 @@ static int prox_read_raw(struct iio_dev *indio_dev,
struct prox_state *prox_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
@@ -125,14 +124,12 @@ static int prox_read_raw(struct iio_dev *indio_dev,
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&prox_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&prox_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
diff --git a/drivers/iio/light/tcs3472.c b/drivers/iio/light/tcs3472.c
index fe063a0a21c..752569985d1 100644
--- a/drivers/iio/light/tcs3472.c
+++ b/drivers/iio/light/tcs3472.c
@@ -52,6 +52,7 @@
struct tcs3472_data {
struct i2c_client *client;
+ struct mutex lock;
u8 enable;
u8 control;
u8 atime;
@@ -116,10 +117,17 @@ static int tcs3472_read_raw(struct iio_dev *indio_dev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
+ if (iio_buffer_enabled(indio_dev))
+ return -EBUSY;
+
+ mutex_lock(&data->lock);
ret = tcs3472_req_data(data);
- if (ret < 0)
+ if (ret < 0) {
+ mutex_unlock(&data->lock);
return ret;
+ }
ret = i2c_smbus_read_word_data(data->client, chan->address);
+ mutex_unlock(&data->lock);
if (ret < 0)
return ret;
*val = ret;
@@ -255,6 +263,7 @@ static int tcs3472_probe(struct i2c_client *client,
data = iio_priv(indio_dev);
i2c_set_clientdata(client, indio_dev);
data->client = client;
+ mutex_init(&data->lock);
indio_dev->dev.parent = &client->dev;
indio_dev->info = &tcs3472_info;
diff --git a/drivers/iio/magnetometer/hid-sensor-magn-3d.c b/drivers/iio/magnetometer/hid-sensor-magn-3d.c
index 41cf29e2a37..b2b0937d513 100644
--- a/drivers/iio/magnetometer/hid-sensor-magn-3d.c
+++ b/drivers/iio/magnetometer/hid-sensor-magn-3d.c
@@ -110,7 +110,6 @@ static int magn_3d_read_raw(struct iio_dev *indio_dev,
struct magn_3d_state *magn_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
@@ -153,14 +152,12 @@ static int magn_3d_read_raw(struct iio_dev *indio_dev,
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&magn_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&magn_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
diff --git a/drivers/iio/pressure/hid-sensor-press.c b/drivers/iio/pressure/hid-sensor-press.c
index 1cd190c7378..2c0d2a4fed8 100644
--- a/drivers/iio/pressure/hid-sensor-press.c
+++ b/drivers/iio/pressure/hid-sensor-press.c
@@ -78,7 +78,6 @@ static int press_read_raw(struct iio_dev *indio_dev,
struct press_state *press_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
@@ -128,14 +127,12 @@ static int press_read_raw(struct iio_dev *indio_dev,
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&press_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&press_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 5e153f6d4b4..768a0fb67dd 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -432,8 +432,17 @@ static void arp_failure_discard(void *handle, struct sk_buff *skb)
*/
static void act_open_req_arp_failure(void *handle, struct sk_buff *skb)
{
+ struct c4iw_ep *ep = handle;
+
printk(KERN_ERR MOD "ARP failure duing connect\n");
kfree_skb(skb);
+ connect_reply_upcall(ep, -EHOSTUNREACH);
+ state_set(&ep->com, DEAD);
+ remove_handle(ep->com.dev, &ep->com.dev->atid_idr, ep->atid);
+ cxgb4_free_atid(ep->com.dev->rdev.lldi.tids, ep->atid);
+ dst_release(ep->dst);
+ cxgb4_l2t_release(ep->l2t);
+ c4iw_put_ep(&ep->com);
}
/*
@@ -658,7 +667,7 @@ static int send_connect(struct c4iw_ep *ep)
opt2 |= T5_OPT_2_VALID;
opt2 |= V_CONG_CNTRL(CONG_ALG_TAHOE);
}
- t4_set_arp_err_handler(skb, NULL, act_open_req_arp_failure);
+ t4_set_arp_err_handler(skb, ep, act_open_req_arp_failure);
if (is_t4(ep->com.dev->rdev.lldi.adapter_type)) {
if (ep->com.remote_addr.ss_family == AF_INET) {
@@ -2180,7 +2189,6 @@ static void reject_cr(struct c4iw_dev *dev, u32 hwtid, struct sk_buff *skb)
PDBG("%s c4iw_dev %p tid %u\n", __func__, dev, hwtid);
BUG_ON(skb_cloned(skb));
skb_trim(skb, sizeof(struct cpl_tid_release));
- skb_get(skb);
release_tid(&dev->rdev, hwtid, skb);
return;
}
@@ -3917,7 +3925,7 @@ int __init c4iw_cm_init(void)
return 0;
}
-void __exit c4iw_cm_term(void)
+void c4iw_cm_term(void)
{
WARN_ON(!list_empty(&timeout_list));
flush_workqueue(workq);
diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c
index dd93aadc996..7db82b24302 100644
--- a/drivers/infiniband/hw/cxgb4/device.c
+++ b/drivers/infiniband/hw/cxgb4/device.c
@@ -696,6 +696,7 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev)
pr_err(MOD "error allocating status page\n");
goto err4;
}
+ rdev->status_page->db_off = 0;
return 0;
err4:
c4iw_rqtpool_destroy(rdev);
@@ -729,7 +730,6 @@ static void c4iw_dealloc(struct uld_ctx *ctx)
if (ctx->dev->rdev.oc_mw_kva)
iounmap(ctx->dev->rdev.oc_mw_kva);
ib_dealloc_device(&ctx->dev->ibdev);
- iwpm_exit(RDMA_NL_C4IW);
ctx->dev = NULL;
}
@@ -826,12 +826,6 @@ static struct c4iw_dev *c4iw_alloc(const struct cxgb4_lld_info *infop)
setup_debugfs(devp);
}
- ret = iwpm_init(RDMA_NL_C4IW);
- if (ret) {
- pr_err("port mapper initialization failed with %d\n", ret);
- ib_dealloc_device(&devp->ibdev);
- return ERR_PTR(ret);
- }
return devp;
}
@@ -1332,6 +1326,15 @@ static int __init c4iw_init_module(void)
pr_err("%s[%u]: Failed to add netlink callback\n"
, __func__, __LINE__);
+ err = iwpm_init(RDMA_NL_C4IW);
+ if (err) {
+ pr_err("port mapper initialization failed with %d\n", err);
+ ibnl_remove_client(RDMA_NL_C4IW);
+ c4iw_cm_term();
+ debugfs_remove_recursive(c4iw_debugfs_root);
+ return err;
+ }
+
cxgb4_register_uld(CXGB4_ULD_RDMA, &c4iw_uld_info);
return 0;
@@ -1349,6 +1352,7 @@ static void __exit c4iw_exit_module(void)
}
mutex_unlock(&dev_mutex);
cxgb4_unregister_uld(CXGB4_ULD_RDMA);
+ iwpm_exit(RDMA_NL_C4IW);
ibnl_remove_client(RDMA_NL_C4IW);
c4iw_cm_term();
debugfs_remove_recursive(c4iw_debugfs_root);
diff --git a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h
index 125bc5d1e17..361fff7a074 100644
--- a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h
+++ b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h
@@ -908,7 +908,7 @@ int c4iw_destroy_ctrl_qp(struct c4iw_rdev *rdev);
int c4iw_register_device(struct c4iw_dev *dev);
void c4iw_unregister_device(struct c4iw_dev *dev);
int __init c4iw_cm_init(void);
-void __exit c4iw_cm_term(void);
+void c4iw_cm_term(void);
void c4iw_release_dev_ucontext(struct c4iw_rdev *rdev,
struct c4iw_dev_ucontext *uctx);
void c4iw_init_dev_ucontext(struct c4iw_rdev *rdev,
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index d13ddf1c003..bbbcf389272 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -675,7 +675,7 @@ static int create_kernel_qp(struct mlx5_ib_dev *dev,
int err;
uuari = &dev->mdev.priv.uuari;
- if (init_attr->create_flags & ~IB_QP_CREATE_SIGNATURE_EN)
+ if (init_attr->create_flags & ~(IB_QP_CREATE_SIGNATURE_EN | IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK))
return -EINVAL;
if (init_attr->qp_type == MLX5_IB_QPT_REG_UMR)
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 1c4c0db0555..29ca0bb4f56 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -257,9 +257,10 @@ static int input_handle_abs_event(struct input_dev *dev,
}
static int input_get_disposition(struct input_dev *dev,
- unsigned int type, unsigned int code, int value)
+ unsigned int type, unsigned int code, int *pval)
{
int disposition = INPUT_IGNORE_EVENT;
+ int value = *pval;
switch (type) {
@@ -357,6 +358,7 @@ static int input_get_disposition(struct input_dev *dev,
break;
}
+ *pval = value;
return disposition;
}
@@ -365,7 +367,7 @@ static void input_handle_event(struct input_dev *dev,
{
int disposition;
- disposition = input_get_disposition(dev, type, code, value);
+ disposition = input_get_disposition(dev, type, code, &value);
if ((disposition & INPUT_PASS_TO_DEVICE) && dev->event)
dev->event(dev, type, code, value);
diff --git a/drivers/input/keyboard/st-keyscan.c b/drivers/input/keyboard/st-keyscan.c
index 758b4873141..de7be4f03d9 100644
--- a/drivers/input/keyboard/st-keyscan.c
+++ b/drivers/input/keyboard/st-keyscan.c
@@ -215,6 +215,7 @@ static int keyscan_probe(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
static int keyscan_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
@@ -249,6 +250,7 @@ static int keyscan_resume(struct device *dev)
mutex_unlock(&input->mutex);
return retval;
}
+#endif
static SIMPLE_DEV_PM_OPS(keyscan_dev_pm_ops, keyscan_suspend, keyscan_resume);
diff --git a/drivers/input/misc/sirfsoc-onkey.c b/drivers/input/misc/sirfsoc-onkey.c
index e4104f9b2e6..fed5102e180 100644
--- a/drivers/input/misc/sirfsoc-onkey.c
+++ b/drivers/input/misc/sirfsoc-onkey.c
@@ -213,7 +213,7 @@ static struct platform_driver sirfsoc_pwrc_driver = {
module_platform_driver(sirfsoc_pwrc_driver);
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
MODULE_AUTHOR("Binghua Duan <Binghua.Duan@csr.com>, Xianglong Du <Xianglong.Du@csr.com>");
MODULE_DESCRIPTION("CSR Prima2 PWRC Driver");
MODULE_ALIAS("platform:sirfsoc-pwrc");
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index ec772d962f0..ef9e0b8a9aa 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -132,7 +132,8 @@ static const struct min_max_quirk min_max_pnpid_table[] = {
1232, 5710, 1156, 4696
},
{
- (const char * const []){"LEN0034", "LEN0036", "LEN2004", NULL},
+ (const char * const []){"LEN0034", "LEN0036", "LEN2002",
+ "LEN2004", NULL},
1024, 5112, 2024, 4832
},
{
@@ -168,7 +169,7 @@ static const char * const topbuttonpad_pnp_ids[] = {
"LEN0049",
"LEN2000",
"LEN2001", /* Edge E431 */
- "LEN2002",
+ "LEN2002", /* Edge E531 */
"LEN2003",
"LEN2004", /* L440 */
"LEN2005",
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 381b20d4c56..136b7b204f5 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -402,6 +402,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
},
},
{
+ /* Acer Aspire 5710 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
+ },
+ },
+ {
/* Gericom Bellagio */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 977d05cd9e2..e73cf2c71f3 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -1217,9 +1217,9 @@ static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
* a=(pi*r^2)/C.
*/
int a = data[5];
- int x_res = input_abs_get_res(input, ABS_X);
- int y_res = input_abs_get_res(input, ABS_Y);
- width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
+ int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
+ int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
+ width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
height = width * y_res / x_res;
}
@@ -1587,7 +1587,7 @@ static void wacom_abs_set_axis(struct input_dev *input_dev,
input_abs_set_res(input_dev, ABS_X, features->x_resolution);
input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
} else {
- if (features->touch_max <= 2) {
+ if (features->touch_max == 1) {
input_set_abs_params(input_dev, ABS_X, 0,
features->x_max, features->x_fuzz, 0);
input_set_abs_params(input_dev, ABS_Y, 0,
@@ -1815,14 +1815,8 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
case MTTPC:
case MTTPC_B:
case TABLETPC2FG:
- if (features->device_type == BTN_TOOL_FINGER) {
- unsigned int flags = INPUT_MT_DIRECT;
-
- if (wacom_wac->features.type == TABLETPC2FG)
- flags = 0;
-
- input_mt_init_slots(input_dev, features->touch_max, flags);
- }
+ if (features->device_type == BTN_TOOL_FINGER && features->touch_max > 1)
+ input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
/* fall through */
case TABLETPC:
@@ -1883,10 +1877,6 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
__set_bit(BTN_RIGHT, input_dev->keybit);
if (features->touch_max) {
- /* touch interface */
- unsigned int flags = INPUT_MT_POINTER;
-
- __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
input_set_abs_params(input_dev,
ABS_MT_TOUCH_MAJOR,
@@ -1894,12 +1884,8 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
input_set_abs_params(input_dev,
ABS_MT_TOUCH_MINOR,
0, features->y_max, 0, 0);
- } else {
- __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
- __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
- flags = 0;
}
- input_mt_init_slots(input_dev, features->touch_max, flags);
+ input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
} else {
/* buttons/keys only interface */
__clear_bit(ABS_X, input_dev->absbit);
diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c
index 4e793a17361..2ce649520fe 100644
--- a/drivers/input/touchscreen/ti_am335x_tsc.c
+++ b/drivers/input/touchscreen/ti_am335x_tsc.c
@@ -359,9 +359,12 @@ static int titsc_parse_dt(struct platform_device *pdev,
*/
err = of_property_read_u32(node, "ti,coordinate-readouts",
&ts_dev->coordinate_readouts);
- if (err < 0)
+ if (err < 0) {
+ dev_warn(&pdev->dev, "please use 'ti,coordinate-readouts' instead\n");
err = of_property_read_u32(node, "ti,coordiante-readouts",
&ts_dev->coordinate_readouts);
+ }
+
if (err < 0)
return err;
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index b99dd88e31b..bb446d742a2 100644
--- a/drivers/iommu/fsl_pamu.c
+++ b/drivers/iommu/fsl_pamu.c
@@ -170,10 +170,10 @@ int pamu_disable_liodn(int liodn)
static unsigned int map_addrspace_size_to_wse(phys_addr_t addrspace_size)
{
/* Bug if not a power of 2 */
- BUG_ON(!is_power_of_2(addrspace_size));
+ BUG_ON((addrspace_size & (addrspace_size - 1)));
/* window size is 2^(WSE+1) bytes */
- return __ffs(addrspace_size) - 1;
+ return fls64(addrspace_size) - 2;
}
/* Derive the PAACE window count encoding for the subwindow count */
@@ -351,7 +351,7 @@ int pamu_config_ppaace(int liodn, phys_addr_t win_addr, phys_addr_t win_size,
struct paace *ppaace;
unsigned long fspi;
- if (!is_power_of_2(win_size) || win_size < PAMU_PAGE_SIZE) {
+ if ((win_size & (win_size - 1)) || win_size < PAMU_PAGE_SIZE) {
pr_debug("window size too small or not a power of two %llx\n", win_size);
return -EINVAL;
}
@@ -464,7 +464,7 @@ int pamu_config_spaace(int liodn, u32 subwin_cnt, u32 subwin,
return -ENOENT;
}
- if (!is_power_of_2(subwin_size) || subwin_size < PAMU_PAGE_SIZE) {
+ if ((subwin_size & (subwin_size - 1)) || subwin_size < PAMU_PAGE_SIZE) {
pr_debug("subwindow size out of range, or not a power of 2\n");
return -EINVAL;
}
diff --git a/drivers/iommu/fsl_pamu_domain.c b/drivers/iommu/fsl_pamu_domain.c
index 93072ba44b1..af47648301a 100644
--- a/drivers/iommu/fsl_pamu_domain.c
+++ b/drivers/iommu/fsl_pamu_domain.c
@@ -301,7 +301,7 @@ static int check_size(u64 size, dma_addr_t iova)
* Size must be a power of two and at least be equal
* to PAMU page size.
*/
- if (!is_power_of_2(size) || size < PAMU_PAGE_SIZE) {
+ if ((size & (size - 1)) || size < PAMU_PAGE_SIZE) {
pr_debug("%s: size too small or not a power of two\n", __func__);
return -EINVAL;
}
@@ -335,11 +335,6 @@ static struct fsl_dma_domain *iommu_alloc_dma_domain(void)
return domain;
}
-static inline struct device_domain_info *find_domain(struct device *dev)
-{
- return dev->archdata.iommu_domain;
-}
-
static void remove_device_ref(struct device_domain_info *info, u32 win_cnt)
{
unsigned long flags;
@@ -380,7 +375,7 @@ static void attach_device(struct fsl_dma_domain *dma_domain, int liodn, struct d
* Check here if the device is already attached to domain or not.
* If the device is already attached to a domain detach it.
*/
- old_domain_info = find_domain(dev);
+ old_domain_info = dev->archdata.iommu_domain;
if (old_domain_info && old_domain_info->domain != dma_domain) {
spin_unlock_irqrestore(&device_domain_lock, flags);
detach_device(dev, old_domain_info->domain);
@@ -399,7 +394,7 @@ static void attach_device(struct fsl_dma_domain *dma_domain, int liodn, struct d
* the info for the first LIODN as all
* LIODNs share the same domain
*/
- if (!old_domain_info)
+ if (!dev->archdata.iommu_domain)
dev->archdata.iommu_domain = info;
spin_unlock_irqrestore(&device_domain_lock, flags);
@@ -1042,12 +1037,15 @@ root_bus:
group = get_shared_pci_device_group(pdev);
}
+ if (!group)
+ group = ERR_PTR(-ENODEV);
+
return group;
}
static int fsl_pamu_add_device(struct device *dev)
{
- struct iommu_group *group = NULL;
+ struct iommu_group *group = ERR_PTR(-ENODEV);
struct pci_dev *pdev;
const u32 *prop;
int ret, len;
@@ -1070,7 +1068,7 @@ static int fsl_pamu_add_device(struct device *dev)
group = get_device_iommu_group(dev);
}
- if (!group || IS_ERR(group))
+ if (IS_ERR(group))
return PTR_ERR(group);
ret = iommu_group_add_device(group, dev);
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 7e11c9d6ae8..7c131cf7cc1 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -42,6 +42,7 @@
#include <linux/irqchip/chained_irq.h>
#include <linux/irqchip/arm-gic.h>
+#include <asm/cputype.h>
#include <asm/irq.h>
#include <asm/exception.h>
#include <asm/smp_plat.h>
@@ -954,7 +955,9 @@ void __init gic_init_bases(unsigned int gic_nr, int irq_start,
}
for_each_possible_cpu(cpu) {
- unsigned long offset = percpu_offset * cpu_logical_map(cpu);
+ u32 mpidr = cpu_logical_map(cpu);
+ u32 core_id = MPIDR_AFFINITY_LEVEL(mpidr, 0);
+ unsigned long offset = percpu_offset * core_id;
*per_cpu_ptr(gic->dist_base.percpu_base, cpu) = dist_base + offset;
*per_cpu_ptr(gic->cpu_base.percpu_base, cpu) = cpu_base + offset;
}
@@ -1071,8 +1074,10 @@ gic_of_init(struct device_node *node, struct device_node *parent)
gic_cnt++;
return 0;
}
+IRQCHIP_DECLARE(gic_400, "arm,gic-400", gic_of_init);
IRQCHIP_DECLARE(cortex_a15_gic, "arm,cortex-a15-gic", gic_of_init);
IRQCHIP_DECLARE(cortex_a9_gic, "arm,cortex-a9-gic", gic_of_init);
+IRQCHIP_DECLARE(cortex_a7_gic, "arm,cortex-a7-gic", gic_of_init);
IRQCHIP_DECLARE(msm_8660_qgic, "qcom,msm-8660-qgic", gic_of_init);
IRQCHIP_DECLARE(msm_qgic2, "qcom,msm-qgic2", gic_of_init);
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index c44950d3eb7..b7ae0a0dd5b 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -2400,6 +2400,7 @@ allocerr:
error:
freeurbs(cs);
usb_set_intfdata(interface, NULL);
+ usb_put_dev(udev);
gigaset_freecs(cs);
return rc;
}
diff --git a/drivers/isdn/hisax/l3ni1.c b/drivers/isdn/hisax/l3ni1.c
index 0df6691d045..8dc791bfaa6 100644
--- a/drivers/isdn/hisax/l3ni1.c
+++ b/drivers/isdn/hisax/l3ni1.c
@@ -2059,13 +2059,17 @@ static int l3ni1_cmd_global(struct PStack *st, isdn_ctrl *ic)
memcpy(p, ic->parm.ni1_io.data, ic->parm.ni1_io.datalen); /* copy data */
l = (p - temp) + ic->parm.ni1_io.datalen; /* total length */
- if (ic->parm.ni1_io.timeout > 0)
- if (!(pc = ni1_new_l3_process(st, -1)))
- { free_invoke_id(st, id);
+ if (ic->parm.ni1_io.timeout > 0) {
+ pc = ni1_new_l3_process(st, -1);
+ if (!pc) {
+ free_invoke_id(st, id);
return (-2);
}
- pc->prot.ni1.ll_id = ic->parm.ni1_io.ll_id; /* remember id */
- pc->prot.ni1.proc = ic->parm.ni1_io.proc; /* and procedure */
+ /* remember id */
+ pc->prot.ni1.ll_id = ic->parm.ni1_io.ll_id;
+ /* and procedure */
+ pc->prot.ni1.proc = ic->parm.ni1_io.proc;
+ }
if (!(skb = l3_alloc_skb(l)))
{ free_invoke_id(st, id);
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index 61ac6323744..62f0688d45a 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c
@@ -442,7 +442,7 @@ static int get_filter(void __user *arg, struct sock_filter **p)
{
struct sock_fprog uprog;
struct sock_filter *code = NULL;
- int len, err;
+ int len;
if (copy_from_user(&uprog, arg, sizeof(uprog)))
return -EFAULT;
@@ -458,12 +458,6 @@ static int get_filter(void __user *arg, struct sock_filter **p)
if (IS_ERR(code))
return PTR_ERR(code);
- err = sk_chk_filter(code, uprog.len);
- if (err) {
- kfree(code);
- return err;
- }
-
*p = code;
return uprog.len;
}
@@ -644,9 +638,15 @@ isdn_ppp_ioctl(int min, struct file *file, unsigned int cmd, unsigned long arg)
fprog.len = len;
fprog.filter = code;
- if (is->pass_filter)
+ if (is->pass_filter) {
sk_unattached_filter_destroy(is->pass_filter);
- err = sk_unattached_filter_create(&is->pass_filter, &fprog);
+ is->pass_filter = NULL;
+ }
+ if (fprog.filter != NULL)
+ err = sk_unattached_filter_create(&is->pass_filter,
+ &fprog);
+ else
+ err = 0;
kfree(code);
return err;
@@ -663,9 +663,15 @@ isdn_ppp_ioctl(int min, struct file *file, unsigned int cmd, unsigned long arg)
fprog.len = len;
fprog.filter = code;
- if (is->active_filter)
+ if (is->active_filter) {
sk_unattached_filter_destroy(is->active_filter);
- err = sk_unattached_filter_create(&is->active_filter, &fprog);
+ is->active_filter = NULL;
+ }
+ if (fprog.filter != NULL)
+ err = sk_unattached_filter_create(&is->active_filter,
+ &fprog);
+ else
+ err = 0;
kfree(code);
return err;
diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c
index 4ead4ba6065..d2899e7eb3a 100644
--- a/drivers/md/dm-cache-metadata.c
+++ b/drivers/md/dm-cache-metadata.c
@@ -425,6 +425,15 @@ static int __open_metadata(struct dm_cache_metadata *cmd)
disk_super = dm_block_data(sblock);
+ /* Verify the data block size hasn't changed */
+ if (le32_to_cpu(disk_super->data_block_size) != cmd->data_block_size) {
+ DMERR("changing the data block size (from %u to %llu) is not supported",
+ le32_to_cpu(disk_super->data_block_size),
+ (unsigned long long)cmd->data_block_size);
+ r = -EINVAL;
+ goto bad;
+ }
+
r = __check_incompat_features(disk_super, cmd);
if (r < 0)
goto bad;
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 53b213226c0..4cba2d808af 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2003 Christophe Saout <christophe@saout.de>
+ * Copyright (C) 2003 Jana Saout <jana@saout.de>
* Copyright (C) 2004 Clemens Fruhwirth <clemens@endorphin.org>
* Copyright (C) 2006-2009 Red Hat, Inc. All rights reserved.
* Copyright (C) 2013 Milan Broz <gmazyland@gmail.com>
@@ -1996,6 +1996,6 @@ static void __exit dm_crypt_exit(void)
module_init(dm_crypt_init);
module_exit(dm_crypt_exit);
-MODULE_AUTHOR("Christophe Saout <christophe@saout.de>");
+MODULE_AUTHOR("Jana Saout <jana@saout.de>");
MODULE_DESCRIPTION(DM_NAME " target for transparent encryption / decryption");
MODULE_LICENSE("GPL");
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 3842ac738f9..db404a0f7e2 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -10,6 +10,7 @@
#include <linux/device-mapper.h>
#include <linux/bio.h>
+#include <linux/completion.h>
#include <linux/mempool.h>
#include <linux/module.h>
#include <linux/sched.h>
@@ -32,7 +33,7 @@ struct dm_io_client {
struct io {
unsigned long error_bits;
atomic_t count;
- struct task_struct *sleeper;
+ struct completion *wait;
struct dm_io_client *client;
io_notify_fn callback;
void *context;
@@ -121,8 +122,8 @@ static void dec_count(struct io *io, unsigned int region, int error)
invalidate_kernel_vmap_range(io->vma_invalidate_address,
io->vma_invalidate_size);
- if (io->sleeper)
- wake_up_process(io->sleeper);
+ if (io->wait)
+ complete(io->wait);
else {
unsigned long r = io->error_bits;
@@ -387,6 +388,7 @@ static int sync_io(struct dm_io_client *client, unsigned int num_regions,
*/
volatile char io_[sizeof(struct io) + __alignof__(struct io) - 1];
struct io *io = (struct io *)PTR_ALIGN(&io_, __alignof__(struct io));
+ DECLARE_COMPLETION_ONSTACK(wait);
if (num_regions > 1 && (rw & RW_MASK) != WRITE) {
WARN_ON(1);
@@ -395,7 +397,7 @@ static int sync_io(struct dm_io_client *client, unsigned int num_regions,
io->error_bits = 0;
atomic_set(&io->count, 1); /* see dispatch_io() */
- io->sleeper = current;
+ io->wait = &wait;
io->client = client;
io->vma_invalidate_address = dp->vma_invalidate_address;
@@ -403,15 +405,7 @@ static int sync_io(struct dm_io_client *client, unsigned int num_regions,
dispatch_io(rw, num_regions, where, dp, io, 1);
- while (1) {
- set_current_state(TASK_UNINTERRUPTIBLE);
-
- if (!atomic_read(&io->count))
- break;
-
- io_schedule();
- }
- set_current_state(TASK_RUNNING);
+ wait_for_completion_io(&wait);
if (error_bits)
*error_bits = io->error_bits;
@@ -434,7 +428,7 @@ static int async_io(struct dm_io_client *client, unsigned int num_regions,
io = mempool_alloc(client->pool, GFP_NOIO);
io->error_bits = 0;
atomic_set(&io->count, 1); /* see dispatch_io() */
- io->sleeper = NULL;
+ io->wait = NULL;
io->client = client;
io->callback = fn;
io->context = context;
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index 3f6fd9d33ba..f4167b013d9 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -1611,8 +1611,9 @@ static int multipath_busy(struct dm_target *ti)
spin_lock_irqsave(&m->lock, flags);
- /* pg_init in progress, requeue until done */
- if (!pg_ready(m)) {
+ /* pg_init in progress or no paths available */
+ if (m->pg_init_in_progress ||
+ (!m->nr_valid_paths && m->queue_if_no_path)) {
busy = 1;
goto out;
}
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c
index b086a945edc..e9d33ad59df 100644
--- a/drivers/md/dm-thin-metadata.c
+++ b/drivers/md/dm-thin-metadata.c
@@ -613,6 +613,15 @@ static int __open_metadata(struct dm_pool_metadata *pmd)
disk_super = dm_block_data(sblock);
+ /* Verify the data block size hasn't changed */
+ if (le32_to_cpu(disk_super->data_block_size) != pmd->data_block_size) {
+ DMERR("changing the data block size (from %u to %llu) is not supported",
+ le32_to_cpu(disk_super->data_block_size),
+ (unsigned long long)pmd->data_block_size);
+ r = -EINVAL;
+ goto bad_unlock_sblock;
+ }
+
r = __check_incompat_features(disk_super, pmd);
if (r < 0)
goto bad_unlock_sblock;
diff --git a/drivers/md/dm-zero.c b/drivers/md/dm-zero.c
index c99003e0d47..b9a64bbce30 100644
--- a/drivers/md/dm-zero.c
+++ b/drivers/md/dm-zero.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2003 Christophe Saout <christophe@saout.de>
+ * Copyright (C) 2003 Jana Saout <jana@saout.de>
*
* This file is released under the GPL.
*/
@@ -79,6 +79,6 @@ static void __exit dm_zero_exit(void)
module_init(dm_zero_init)
module_exit(dm_zero_exit)
-MODULE_AUTHOR("Christophe Saout <christophe@saout.de>");
+MODULE_AUTHOR("Jana Saout <jana@saout.de>");
MODULE_DESCRIPTION(DM_NAME " dummy target returning zeros");
MODULE_LICENSE("GPL");
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 437d99045ef..32b958dbc49 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -54,6 +54,8 @@ static void do_deferred_remove(struct work_struct *w);
static DECLARE_WORK(deferred_remove_work, do_deferred_remove);
+static struct workqueue_struct *deferred_remove_workqueue;
+
/*
* For bio-based dm.
* One of these is allocated per bio.
@@ -276,16 +278,24 @@ static int __init local_init(void)
if (r)
goto out_free_rq_tio_cache;
+ deferred_remove_workqueue = alloc_workqueue("kdmremove", WQ_UNBOUND, 1);
+ if (!deferred_remove_workqueue) {
+ r = -ENOMEM;
+ goto out_uevent_exit;
+ }
+
_major = major;
r = register_blkdev(_major, _name);
if (r < 0)
- goto out_uevent_exit;
+ goto out_free_workqueue;
if (!_major)
_major = r;
return 0;
+out_free_workqueue:
+ destroy_workqueue(deferred_remove_workqueue);
out_uevent_exit:
dm_uevent_exit();
out_free_rq_tio_cache:
@@ -299,6 +309,7 @@ out_free_io_cache:
static void local_exit(void)
{
flush_scheduled_work();
+ destroy_workqueue(deferred_remove_workqueue);
kmem_cache_destroy(_rq_tio_cache);
kmem_cache_destroy(_io_cache);
@@ -407,7 +418,7 @@ static void dm_blk_close(struct gendisk *disk, fmode_t mode)
if (atomic_dec_and_test(&md->open_count) &&
(test_bit(DMF_DEFERRED_REMOVE, &md->flags)))
- schedule_work(&deferred_remove_work);
+ queue_work(deferred_remove_workqueue, &deferred_remove_work);
dm_put(md);
diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c
index 8637d2ed762..2e3cdcfa0a6 100644
--- a/drivers/media/dvb-frontends/si2168.c
+++ b/drivers/media/dvb-frontends/si2168.c
@@ -60,7 +60,7 @@ static int si2168_cmd_execute(struct si2168 *s, struct si2168_cmd *cmd)
jiffies_to_msecs(jiffies) -
(jiffies_to_msecs(timeout) - TIMEOUT));
- if (!(cmd->args[0] >> 7) & 0x01) {
+ if (!((cmd->args[0] >> 7) & 0x01)) {
ret = -ETIMEDOUT;
goto err_mutex_unlock;
}
@@ -485,20 +485,6 @@ static int si2168_init(struct dvb_frontend *fe)
if (ret)
goto err;
- cmd.args[0] = 0x05;
- cmd.args[1] = 0x00;
- cmd.args[2] = 0xaa;
- cmd.args[3] = 0x4d;
- cmd.args[4] = 0x56;
- cmd.args[5] = 0x40;
- cmd.args[6] = 0x00;
- cmd.args[7] = 0x00;
- cmd.wlen = 8;
- cmd.rlen = 1;
- ret = si2168_cmd_execute(s, &cmd);
- if (ret)
- goto err;
-
/* cold state - try to download firmware */
dev_info(&s->client->dev, "%s: found a '%s' in cold state\n",
KBUILD_MODNAME, si2168_ops.info.name);
diff --git a/drivers/media/dvb-frontends/si2168_priv.h b/drivers/media/dvb-frontends/si2168_priv.h
index 2a343e896f4..53f7f06ae34 100644
--- a/drivers/media/dvb-frontends/si2168_priv.h
+++ b/drivers/media/dvb-frontends/si2168_priv.h
@@ -22,7 +22,7 @@
#include <linux/firmware.h>
#include <linux/i2c-mux.h>
-#define SI2168_FIRMWARE "dvb-demod-si2168-01.fw"
+#define SI2168_FIRMWARE "dvb-demod-si2168-02.fw"
/* state struct */
struct si2168 {
diff --git a/drivers/media/dvb-frontends/tda10071.c b/drivers/media/dvb-frontends/tda10071.c
index 522fe00f5ee..9619be5d482 100644
--- a/drivers/media/dvb-frontends/tda10071.c
+++ b/drivers/media/dvb-frontends/tda10071.c
@@ -668,6 +668,7 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i;
u8 mode, rolloff, pilot, inversion, div;
+ fe_modulation_t modulation;
dev_dbg(&priv->i2c->dev,
"%s: delivery_system=%d modulation=%d frequency=%d symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n",
@@ -702,10 +703,13 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
switch (c->delivery_system) {
case SYS_DVBS:
+ modulation = QPSK;
rolloff = 0;
pilot = 2;
break;
case SYS_DVBS2:
+ modulation = c->modulation;
+
switch (c->rolloff) {
case ROLLOFF_20:
rolloff = 2;
@@ -750,7 +754,7 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
for (i = 0, mode = 0xff; i < ARRAY_SIZE(TDA10071_MODCOD); i++) {
if (c->delivery_system == TDA10071_MODCOD[i].delivery_system &&
- c->modulation == TDA10071_MODCOD[i].modulation &&
+ modulation == TDA10071_MODCOD[i].modulation &&
c->fec_inner == TDA10071_MODCOD[i].fec) {
mode = TDA10071_MODCOD[i].val;
dev_dbg(&priv->i2c->dev, "%s: mode found=%02x\n",
@@ -834,10 +838,10 @@ static int tda10071_get_frontend(struct dvb_frontend *fe)
switch ((buf[1] >> 0) & 0x01) {
case 0:
- c->inversion = INVERSION_OFF;
+ c->inversion = INVERSION_ON;
break;
case 1:
- c->inversion = INVERSION_ON;
+ c->inversion = INVERSION_OFF;
break;
}
@@ -856,7 +860,7 @@ static int tda10071_get_frontend(struct dvb_frontend *fe)
if (ret)
goto error;
- c->symbol_rate = (buf[0] << 16) | (buf[1] << 8) | (buf[2] << 0);
+ c->symbol_rate = ((buf[0] << 16) | (buf[1] << 8) | (buf[2] << 0)) * 1000;
return ret;
error:
diff --git a/drivers/media/dvb-frontends/tda10071_priv.h b/drivers/media/dvb-frontends/tda10071_priv.h
index 4baf14bfb65..42048619273 100644
--- a/drivers/media/dvb-frontends/tda10071_priv.h
+++ b/drivers/media/dvb-frontends/tda10071_priv.h
@@ -55,6 +55,7 @@ static struct tda10071_modcod {
{ SYS_DVBS2, QPSK, FEC_8_9, 0x0a },
{ SYS_DVBS2, QPSK, FEC_9_10, 0x0b },
/* 8PSK */
+ { SYS_DVBS2, PSK_8, FEC_AUTO, 0x00 },
{ SYS_DVBS2, PSK_8, FEC_3_5, 0x0c },
{ SYS_DVBS2, PSK_8, FEC_2_3, 0x0d },
{ SYS_DVBS2, PSK_8, FEC_3_4, 0x0e },
diff --git a/drivers/media/pci/saa7134/saa7134-empress.c b/drivers/media/pci/saa7134/saa7134-empress.c
index e65c760e4e8..0006d6bf8c1 100644
--- a/drivers/media/pci/saa7134/saa7134-empress.c
+++ b/drivers/media/pci/saa7134/saa7134-empress.c
@@ -179,7 +179,7 @@ static const struct v4l2_file_operations ts_fops =
.read = vb2_fop_read,
.poll = vb2_fop_poll,
.mmap = vb2_fop_mmap,
- .ioctl = video_ioctl2,
+ .unlocked_ioctl = video_ioctl2,
};
static const struct v4l2_ioctl_ops ts_ioctl_ops = {
diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c
index a7ed1649790..1e4ec697fb1 100644
--- a/drivers/media/platform/davinci/vpif_capture.c
+++ b/drivers/media/platform/davinci/vpif_capture.c
@@ -269,6 +269,7 @@ err:
list_del(&buf->list);
vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED);
}
+ spin_unlock_irqrestore(&common->irqlock, flags);
return ret;
}
diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c
index 5bb085b19bc..b431b58f39e 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -233,6 +233,7 @@ err:
list_del(&buf->list);
vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED);
}
+ spin_unlock_irqrestore(&common->irqlock, flags);
return ret;
}
diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c
index 271a752cee5..fa4cc7b880a 100644
--- a/drivers/media/tuners/si2157.c
+++ b/drivers/media/tuners/si2157.c
@@ -57,7 +57,7 @@ static int si2157_cmd_execute(struct si2157 *s, struct si2157_cmd *cmd)
jiffies_to_msecs(jiffies) -
(jiffies_to_msecs(timeout) - TIMEOUT));
- if (!(buf[0] >> 7) & 0x01) {
+ if (!((buf[0] >> 7) & 0x01)) {
ret = -ETIMEDOUT;
goto err_mutex_unlock;
} else {
diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
index 021e4d35e4d..7b9b75f6077 100644
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -704,15 +704,41 @@ static int af9035_read_config(struct dvb_usb_device *d)
if (ret < 0)
goto err;
- if (tmp == 0x00)
- dev_dbg(&d->udev->dev,
- "%s: [%d]tuner not set, using default\n",
- __func__, i);
- else
+ dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n",
+ __func__, i, tmp);
+
+ /* tuner sanity check */
+ if (state->chip_type == 0x9135) {
+ if (state->chip_version == 0x02) {
+ /* IT9135 BX (v2) */
+ switch (tmp) {
+ case AF9033_TUNER_IT9135_60:
+ case AF9033_TUNER_IT9135_61:
+ case AF9033_TUNER_IT9135_62:
+ state->af9033_config[i].tuner = tmp;
+ break;
+ }
+ } else {
+ /* IT9135 AX (v1) */
+ switch (tmp) {
+ case AF9033_TUNER_IT9135_38:
+ case AF9033_TUNER_IT9135_51:
+ case AF9033_TUNER_IT9135_52:
+ state->af9033_config[i].tuner = tmp;
+ break;
+ }
+ }
+ } else {
+ /* AF9035 */
state->af9033_config[i].tuner = tmp;
+ }
- dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n",
- __func__, i, state->af9033_config[i].tuner);
+ if (state->af9033_config[i].tuner != tmp) {
+ dev_info(&d->udev->dev,
+ "%s: [%d] overriding tuner from %02x to %02x\n",
+ KBUILD_MODNAME, i, tmp,
+ state->af9033_config[i].tuner);
+ }
switch (state->af9033_config[i].tuner) {
case AF9033_TUNER_TUA9001:
diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c
index 2fd1c5e31a0..339adce7c7a 100644
--- a/drivers/media/usb/gspca/pac7302.c
+++ b/drivers/media/usb/gspca/pac7302.c
@@ -928,6 +928,7 @@ static const struct usb_device_id device_table[] = {
{USB_DEVICE(0x093a, 0x2620)},
{USB_DEVICE(0x093a, 0x2621)},
{USB_DEVICE(0x093a, 0x2622), .driver_info = FL_VFLIP},
+ {USB_DEVICE(0x093a, 0x2623), .driver_info = FL_VFLIP},
{USB_DEVICE(0x093a, 0x2624), .driver_info = FL_VFLIP},
{USB_DEVICE(0x093a, 0x2625)},
{USB_DEVICE(0x093a, 0x2626)},
diff --git a/drivers/media/usb/hdpvr/hdpvr-video.c b/drivers/media/usb/hdpvr/hdpvr-video.c
index 0500c4175d5..6bce01a674f 100644
--- a/drivers/media/usb/hdpvr/hdpvr-video.c
+++ b/drivers/media/usb/hdpvr/hdpvr-video.c
@@ -82,7 +82,7 @@ static void hdpvr_read_bulk_callback(struct urb *urb)
}
/*=========================================================================*/
-/* bufffer bits */
+/* buffer bits */
/* function expects dev->io_mutex to be hold by caller */
int hdpvr_cancel_queue(struct hdpvr_device *dev)
@@ -926,7 +926,7 @@ static int hdpvr_s_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_MPEG_AUDIO_ENCODING:
if (dev->flags & HDPVR_FLAG_AC3_CAP) {
opt->audio_codec = ctrl->val;
- return hdpvr_set_audio(dev, opt->audio_input,
+ return hdpvr_set_audio(dev, opt->audio_input + 1,
opt->audio_codec);
}
return 0;
@@ -1198,7 +1198,7 @@ int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent,
v4l2_ctrl_new_std_menu(hdl, &hdpvr_ctrl_ops,
V4L2_CID_MPEG_AUDIO_ENCODING,
ac3 ? V4L2_MPEG_AUDIO_ENCODING_AC3 : V4L2_MPEG_AUDIO_ENCODING_AAC,
- 0x7, V4L2_MPEG_AUDIO_ENCODING_AAC);
+ 0x7, ac3 ? dev->options.audio_codec : V4L2_MPEG_AUDIO_ENCODING_AAC);
v4l2_ctrl_new_std_menu(hdl, &hdpvr_ctrl_ops,
V4L2_CID_MPEG_VIDEO_ENCODING,
V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC, 0x3,
diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c
index 4ae54caadd0..ce1c9f5d9de 100644
--- a/drivers/media/v4l2-core/v4l2-dv-timings.c
+++ b/drivers/media/v4l2-core/v4l2-dv-timings.c
@@ -610,10 +610,10 @@ struct v4l2_fract v4l2_calc_aspect_ratio(u8 hor_landscape, u8 vert_portrait)
aspect.denominator = 9;
} else if (ratio == 34) {
aspect.numerator = 4;
- aspect.numerator = 3;
+ aspect.denominator = 3;
} else if (ratio == 68) {
aspect.numerator = 15;
- aspect.numerator = 9;
+ aspect.denominator = 9;
} else {
aspect.numerator = hor_landscape + 99;
aspect.denominator = 100;
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
index e4ec355704a..a7543ba3e19 100644
--- a/drivers/mtd/chips/cfi_cmdset_0001.c
+++ b/drivers/mtd/chips/cfi_cmdset_0001.c
@@ -52,6 +52,11 @@
/* Atmel chips */
#define AT49BV640D 0x02de
#define AT49BV640DT 0x02db
+/* Sharp chips */
+#define LH28F640BFHE_PTTL90 0x00b0
+#define LH28F640BFHE_PBTL90 0x00b1
+#define LH28F640BFHE_PTTL70A 0x00b2
+#define LH28F640BFHE_PBTL70A 0x00b3
static int cfi_intelext_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
static int cfi_intelext_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
@@ -258,6 +263,36 @@ static void fixup_st_m28w320cb(struct mtd_info *mtd)
(cfi->cfiq->EraseRegionInfo[1] & 0xffff0000) | 0x3e;
};
+static int is_LH28F640BF(struct cfi_private *cfi)
+{
+ /* Sharp LH28F640BF Family */
+ if (cfi->mfr == CFI_MFR_SHARP && (
+ cfi->id == LH28F640BFHE_PTTL90 || cfi->id == LH28F640BFHE_PBTL90 ||
+ cfi->id == LH28F640BFHE_PTTL70A || cfi->id == LH28F640BFHE_PBTL70A))
+ return 1;
+ return 0;
+}
+
+static void fixup_LH28F640BF(struct mtd_info *mtd)
+{
+ struct map_info *map = mtd->priv;
+ struct cfi_private *cfi = map->fldrv_priv;
+ struct cfi_pri_intelext *extp = cfi->cmdset_priv;
+
+ /* Reset the Partition Configuration Register on LH28F640BF
+ * to a single partition (PCR = 0x000): PCR is embedded into A0-A15. */
+ if (is_LH28F640BF(cfi)) {
+ printk(KERN_INFO "Reset Partition Config. Register: 1 Partition of 4 planes\n");
+ map_write(map, CMD(0x60), 0);
+ map_write(map, CMD(0x04), 0);
+
+ /* We have set one single partition thus
+ * Simultaneous Operations are not allowed */
+ printk(KERN_INFO "cfi_cmdset_0001: Simultaneous Operations disabled\n");
+ extp->FeatureSupport &= ~512;
+ }
+}
+
static void fixup_use_point(struct mtd_info *mtd)
{
struct map_info *map = mtd->priv;
@@ -309,6 +344,8 @@ static struct cfi_fixup cfi_fixup_table[] = {
{ CFI_MFR_ST, 0x00ba, /* M28W320CT */ fixup_st_m28w320ct },
{ CFI_MFR_ST, 0x00bb, /* M28W320CB */ fixup_st_m28w320cb },
{ CFI_MFR_INTEL, CFI_ID_ANY, fixup_unlock_powerup_lock },
+ { CFI_MFR_SHARP, CFI_ID_ANY, fixup_unlock_powerup_lock },
+ { CFI_MFR_SHARP, CFI_ID_ANY, fixup_LH28F640BF },
{ 0, 0, NULL }
};
@@ -1649,6 +1686,12 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
initial_adr = adr;
cmd_adr = adr & ~(wbufsize-1);
+ /* Sharp LH28F640BF chips need the first address for the
+ * Page Buffer Program command. See Table 5 of
+ * LH28F320BF, LH28F640BF, LH28F128BF Series (Appendix FUM00701) */
+ if (is_LH28F640BF(cfi))
+ cmd_adr = adr;
+
/* Let's determine this according to the interleave only once */
write_cmd = (cfi->cfiq->P_ID != P_ID_INTEL_PERFORMANCE) ? CMD(0xe8) : CMD(0xe9);
diff --git a/drivers/mtd/devices/elm.c b/drivers/mtd/devices/elm.c
index 7df86948e6d..b4f61c7fc16 100644
--- a/drivers/mtd/devices/elm.c
+++ b/drivers/mtd/devices/elm.c
@@ -475,6 +475,7 @@ static int elm_context_save(struct elm_info *info)
ELM_SYNDROME_FRAGMENT_1 + offset);
regs->elm_syndrome_fragment_0[i] = elm_read_reg(info,
ELM_SYNDROME_FRAGMENT_0 + offset);
+ break;
default:
return -EINVAL;
}
@@ -520,6 +521,7 @@ static int elm_context_restore(struct elm_info *info)
regs->elm_syndrome_fragment_1[i]);
elm_write_reg(info, ELM_SYNDROME_FRAGMENT_0 + offset,
regs->elm_syndrome_fragment_0[i]);
+ break;
default:
return -EINVAL;
}
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 41167e9e991..4f3e80c68a2 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -4047,8 +4047,10 @@ int nand_scan_tail(struct mtd_info *mtd)
ecc->layout->oobavail += ecc->layout->oobfree[i].length;
mtd->oobavail = ecc->layout->oobavail;
- /* ECC sanity check: warn noisily if it's too weak */
- WARN_ON(!nand_ecc_strength_good(mtd));
+ /* ECC sanity check: warn if it's too weak */
+ if (!nand_ecc_strength_good(mtd))
+ pr_warn("WARNING: %s: the ECC used on your system is too weak compared to the one required by the NAND chip\n",
+ mtd->name);
/*
* Set the number of read / write steps for one page depending on ECC
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index b04e7d05988..0431b46d9fd 100644
--- a/drivers/mtd/ubi/fastmap.c
+++ b/drivers/mtd/ubi/fastmap.c
@@ -125,7 +125,7 @@ static struct ubi_ainf_volume *add_vol(struct ubi_attach_info *ai, int vol_id,
parent = *p;
av = rb_entry(parent, struct ubi_ainf_volume, rb);
- if (vol_id < av->vol_id)
+ if (vol_id > av->vol_id)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
@@ -423,7 +423,7 @@ static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai,
pnum, err);
ret = err > 0 ? UBI_BAD_FASTMAP : err;
goto out;
- } else if (ret == UBI_IO_BITFLIPS)
+ } else if (err == UBI_IO_BITFLIPS)
scrub = 1;
/*
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 3a451b6cd3d..701f86cd599 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -4068,7 +4068,7 @@ static int bond_check_params(struct bond_params *params)
}
if (ad_select) {
- bond_opt_initstr(&newval, lacp_rate);
+ bond_opt_initstr(&newval, ad_select);
valptr = bond_opt_parse(bond_opt_get(BOND_OPT_AD_SELECT),
&newval);
if (!valptr) {
diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c
index 824108cd9fd..12430be6448 100644
--- a/drivers/net/can/c_can/c_can_platform.c
+++ b/drivers/net/can/c_can/c_can_platform.c
@@ -287,7 +287,8 @@ static int c_can_plat_probe(struct platform_device *pdev)
break;
}
- priv->raminit_ctrlreg = devm_ioremap_resource(&pdev->dev, res);
+ priv->raminit_ctrlreg = devm_ioremap(&pdev->dev, res->start,
+ resource_size(res));
if (IS_ERR(priv->raminit_ctrlreg) || priv->instance < 0)
dev_info(&pdev->dev, "control memory is not used for raminit\n");
else
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c
index c83584a2671..5a1891faba8 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c
@@ -339,7 +339,8 @@ static int xgbe_probe(struct platform_device *pdev)
/* Calculate the number of Tx and Rx rings to be created */
pdata->tx_ring_count = min_t(unsigned int, num_online_cpus(),
pdata->hw_feat.tx_ch_cnt);
- if (netif_set_real_num_tx_queues(netdev, pdata->tx_ring_count)) {
+ ret = netif_set_real_num_tx_queues(netdev, pdata->tx_ring_count);
+ if (ret) {
dev_err(dev, "error setting real tx queue count\n");
goto err_io;
}
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 141160ef249..5776e503e4c 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -654,13 +654,13 @@ static int bcm_sysport_tx_poll(struct napi_struct *napi, int budget)
work_done = bcm_sysport_tx_reclaim(ring->priv, ring);
- if (work_done < budget) {
+ if (work_done == 0) {
napi_complete(napi);
/* re-enable TX interrupt */
intrl2_1_mask_clear(ring->priv, BIT(ring->index));
}
- return work_done;
+ return 0;
}
static void bcm_sysport_tx_reclaim_all(struct bcm_sysport_priv *priv)
@@ -1254,28 +1254,17 @@ static inline void umac_enable_set(struct bcm_sysport_priv *priv,
usleep_range(1000, 2000);
}
-static inline int umac_reset(struct bcm_sysport_priv *priv)
+static inline void umac_reset(struct bcm_sysport_priv *priv)
{
- unsigned int timeout = 0;
u32 reg;
- int ret = 0;
-
- umac_writel(priv, 0, UMAC_CMD);
- while (timeout++ < 1000) {
- reg = umac_readl(priv, UMAC_CMD);
- if (!(reg & CMD_SW_RESET))
- break;
-
- udelay(1);
- }
-
- if (timeout == 1000) {
- dev_err(&priv->pdev->dev,
- "timeout waiting for MAC to come out of reset\n");
- ret = -ETIMEDOUT;
- }
- return ret;
+ reg = umac_readl(priv, UMAC_CMD);
+ reg |= CMD_SW_RESET;
+ umac_writel(priv, reg, UMAC_CMD);
+ udelay(10);
+ reg = umac_readl(priv, UMAC_CMD);
+ reg &= ~CMD_SW_RESET;
+ umac_writel(priv, reg, UMAC_CMD);
}
static void umac_set_hw_addr(struct bcm_sysport_priv *priv,
@@ -1303,11 +1292,7 @@ static int bcm_sysport_open(struct net_device *dev)
int ret;
/* Reset UniMAC */
- ret = umac_reset(priv);
- if (ret) {
- netdev_err(dev, "UniMAC reset failed\n");
- return ret;
- }
+ umac_reset(priv);
/* Flush TX and RX FIFOs at TOPCTRL level */
topctrl_flush(priv);
@@ -1589,12 +1574,6 @@ static int bcm_sysport_probe(struct platform_device *pdev)
BUILD_BUG_ON(sizeof(struct bcm_tsb) != 8);
dev->needed_headroom += sizeof(struct bcm_tsb);
- /* We are interfaced to a switch which handles the multicast
- * filtering for us, so we do not support programming any
- * multicast hash table in this Ethernet MAC.
- */
- dev->flags &= ~IFF_MULTICAST;
-
/* libphy will adjust the link state accordingly */
netif_carrier_off(dev);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index 4cab09d3f80..8206a293e6b 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -346,6 +346,7 @@ struct sw_tx_bd {
u8 flags;
/* Set on the first BD descriptor when there is a split BD */
#define BNX2X_TSO_SPLIT_BD (1<<0)
+#define BNX2X_HAS_SECOND_PBD (1<<1)
};
struct sw_rx_page {
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 47c5814114e..c43e7238de2 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -227,6 +227,12 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata,
--nbd;
bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
+ if (tx_buf->flags & BNX2X_HAS_SECOND_PBD) {
+ /* Skip second parse bd... */
+ --nbd;
+ bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
+ }
+
/* TSO headers+data bds share a common mapping. See bnx2x_tx_split() */
if (tx_buf->flags & BNX2X_TSO_SPLIT_BD) {
tx_data_bd = &txdata->tx_desc_ring[bd_idx].reg_bd;
@@ -797,7 +803,8 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
return;
}
- bnx2x_frag_free(fp, new_data);
+ if (new_data)
+ bnx2x_frag_free(fp, new_data);
drop:
/* drop the packet and keep the buffer in the bin */
DP(NETIF_MSG_RX_STATUS,
@@ -3888,6 +3895,9 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* set encapsulation flag in start BD */
SET_FLAG(tx_start_bd->general_data,
ETH_TX_START_BD_TUNNEL_EXIST, 1);
+
+ tx_buf->flags |= BNX2X_HAS_SECOND_PBD;
+
nbd++;
} else if (xmit_type & XMIT_CSUM) {
/* Set PBD in checksum offload case w/o encapsulation */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
index bd0600cf726..25eddd90f48 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
@@ -379,6 +379,7 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
break;
case PORT_FIBRE:
case PORT_DA:
+ case PORT_NONE:
if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
bp->port.supported[1] & SUPPORTED_FIBRE)) {
DP(BNX2X_MSG_ETHTOOL,
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 2887034523e..6a8b1453a1b 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -12937,7 +12937,7 @@ static int bnx2x_get_num_non_def_sbs(struct pci_dev *pdev, int cnic_cnt)
* without the default SB.
* For VFs there is no default SB, then we return (index+1).
*/
- pci_read_config_word(pdev, pdev->msix_cap + PCI_MSI_FLAGS, &control);
+ pci_read_config_word(pdev, pdev->msix_cap + PCI_MSIX_FLAGS, &control);
index = control & PCI_MSIX_FLAGS_QSIZE;
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 5ba1cfbd60d..4e615debe47 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1149,6 +1149,11 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev)
goto out;
}
+ if (skb_padto(skb, ETH_ZLEN)) {
+ ret = NETDEV_TX_OK;
+ goto out;
+ }
+
/* set the SKB transmit checksum */
if (priv->desc_64b_en) {
ret = bcmgenet_put_tx_csum(dev, skb);
@@ -1408,13 +1413,6 @@ static int bcmgenet_alloc_rx_buffers(struct bcmgenet_priv *priv)
if (cb->skb)
continue;
- /* set the DMA descriptor length once and for all
- * it will only change if we support dynamically sizing
- * priv->rx_buf_len, but we do not
- */
- dmadesc_set_length_status(priv, priv->rx_bd_assign_ptr,
- priv->rx_buf_len << DMA_BUFLENGTH_SHIFT);
-
ret = bcmgenet_rx_refill(priv, cb);
if (ret)
break;
@@ -2535,14 +2533,17 @@ static int bcmgenet_probe(struct platform_device *pdev)
netif_set_real_num_tx_queues(priv->dev, priv->hw_params->tx_queues + 1);
netif_set_real_num_rx_queues(priv->dev, priv->hw_params->rx_queues + 1);
- err = register_netdev(dev);
- if (err)
- goto err_clk_disable;
+ /* libphy will determine the link state */
+ netif_carrier_off(dev);
/* Turn off the main clock, WOL clock is handled separately */
if (!IS_ERR(priv->clk))
clk_disable_unprepare(priv->clk);
+ err = register_netdev(dev);
+ if (err)
+ goto err;
+
return err;
err_clk_disable:
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
index 0f117105fed..e23c993b136 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
@@ -331,9 +331,9 @@ struct bcmgenet_mib_counters {
#define EXT_ENERGY_DET_MASK (1 << 12)
#define EXT_RGMII_OOB_CTRL 0x0C
-#define RGMII_MODE_EN (1 << 0)
#define RGMII_LINK (1 << 4)
#define OOB_DISABLE (1 << 5)
+#define RGMII_MODE_EN (1 << 6)
#define ID_MODE_DIS (1 << 16)
#define EXT_GPHY_CTRL 0x1C
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 34a26e42f19..1e187fb760f 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2902,7 +2902,7 @@ static int be_open(struct net_device *netdev)
for_all_evt_queues(adapter, eqo, i) {
napi_enable(&eqo->napi);
be_enable_busy_poll(eqo);
- be_eq_notify(adapter, eqo->q.id, true, false, 0);
+ be_eq_notify(adapter, eqo->q.id, true, true, 0);
}
adapter->flags |= BE_FLAGS_NAPI_ENABLED;
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index fab39e29544..36fc429298e 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -2990,11 +2990,11 @@ static int ucc_geth_startup(struct ucc_geth_private *ugeth)
if (ug_info->rxExtendedFiltering) {
size += THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING;
if (ug_info->largestexternallookupkeysize ==
- QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES)
+ QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES)
size +=
THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_8;
if (ug_info->largestexternallookupkeysize ==
- QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES)
+ QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES)
size +=
THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_16;
}
diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c
index a2db388cc31..ee74f9536b3 100644
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -1481,6 +1481,13 @@ static s32 igb_init_hw_82575(struct e1000_hw *hw)
s32 ret_val;
u16 i, rar_count = mac->rar_entry_count;
+ if ((hw->mac.type >= e1000_i210) &&
+ !(igb_get_flash_presence_i210(hw))) {
+ ret_val = igb_pll_workaround_i210(hw);
+ if (ret_val)
+ return ret_val;
+ }
+
/* Initialize identification LED */
ret_val = igb_id_led_init(hw);
if (ret_val) {
diff --git a/drivers/net/ethernet/intel/igb/e1000_defines.h b/drivers/net/ethernet/intel/igb/e1000_defines.h
index 2a8bb35c2df..217f8138851 100644
--- a/drivers/net/ethernet/intel/igb/e1000_defines.h
+++ b/drivers/net/ethernet/intel/igb/e1000_defines.h
@@ -46,14 +46,15 @@
#define E1000_CTRL_EXT_SDP3_DIR 0x00000800 /* SDP3 Data direction */
/* Physical Func Reset Done Indication */
-#define E1000_CTRL_EXT_PFRSTD 0x00004000
-#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
-#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
-#define E1000_CTRL_EXT_LINK_MODE_1000BASE_KX 0x00400000
-#define E1000_CTRL_EXT_LINK_MODE_SGMII 0x00800000
-#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
-#define E1000_CTRL_EXT_EIAME 0x01000000
-#define E1000_CTRL_EXT_IRCA 0x00000001
+#define E1000_CTRL_EXT_PFRSTD 0x00004000
+#define E1000_CTRL_EXT_SDLPE 0X00040000 /* SerDes Low Power Enable */
+#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
+#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
+#define E1000_CTRL_EXT_LINK_MODE_1000BASE_KX 0x00400000
+#define E1000_CTRL_EXT_LINK_MODE_SGMII 0x00800000
+#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
+#define E1000_CTRL_EXT_EIAME 0x01000000
+#define E1000_CTRL_EXT_IRCA 0x00000001
/* Interrupt delay cancellation */
/* Driver loaded bit for FW */
#define E1000_CTRL_EXT_DRV_LOAD 0x10000000
@@ -62,6 +63,7 @@
/* packet buffer parity error detection enabled */
/* descriptor FIFO parity error detection enable */
#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
+#define E1000_CTRL_EXT_PHYPDEN 0x00100000
#define E1000_I2CCMD_REG_ADDR_SHIFT 16
#define E1000_I2CCMD_PHY_ADDR_SHIFT 24
#define E1000_I2CCMD_OPCODE_READ 0x08000000
diff --git a/drivers/net/ethernet/intel/igb/e1000_hw.h b/drivers/net/ethernet/intel/igb/e1000_hw.h
index 89925e40584..ce55ea5d750 100644
--- a/drivers/net/ethernet/intel/igb/e1000_hw.h
+++ b/drivers/net/ethernet/intel/igb/e1000_hw.h
@@ -567,4 +567,7 @@ struct net_device *igb_get_hw_dev(struct e1000_hw *hw);
/* These functions must be implemented by drivers */
s32 igb_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
s32 igb_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
+
+void igb_read_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
+void igb_write_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
#endif /* _E1000_HW_H_ */
diff --git a/drivers/net/ethernet/intel/igb/e1000_i210.c b/drivers/net/ethernet/intel/igb/e1000_i210.c
index 337161f440d..65d931669f8 100644
--- a/drivers/net/ethernet/intel/igb/e1000_i210.c
+++ b/drivers/net/ethernet/intel/igb/e1000_i210.c
@@ -834,3 +834,69 @@ s32 igb_init_nvm_params_i210(struct e1000_hw *hw)
}
return ret_val;
}
+
+/**
+ * igb_pll_workaround_i210
+ * @hw: pointer to the HW structure
+ *
+ * Works around an errata in the PLL circuit where it occasionally
+ * provides the wrong clock frequency after power up.
+ **/
+s32 igb_pll_workaround_i210(struct e1000_hw *hw)
+{
+ s32 ret_val;
+ u32 wuc, mdicnfg, ctrl, ctrl_ext, reg_val;
+ u16 nvm_word, phy_word, pci_word, tmp_nvm;
+ int i;
+
+ /* Get and set needed register values */
+ wuc = rd32(E1000_WUC);
+ mdicnfg = rd32(E1000_MDICNFG);
+ reg_val = mdicnfg & ~E1000_MDICNFG_EXT_MDIO;
+ wr32(E1000_MDICNFG, reg_val);
+
+ /* Get data from NVM, or set default */
+ ret_val = igb_read_invm_word_i210(hw, E1000_INVM_AUTOLOAD,
+ &nvm_word);
+ if (ret_val)
+ nvm_word = E1000_INVM_DEFAULT_AL;
+ tmp_nvm = nvm_word | E1000_INVM_PLL_WO_VAL;
+ for (i = 0; i < E1000_MAX_PLL_TRIES; i++) {
+ /* check current state directly from internal PHY */
+ igb_read_phy_reg_gs40g(hw, (E1000_PHY_PLL_FREQ_PAGE |
+ E1000_PHY_PLL_FREQ_REG), &phy_word);
+ if ((phy_word & E1000_PHY_PLL_UNCONF)
+ != E1000_PHY_PLL_UNCONF) {
+ ret_val = 0;
+ break;
+ } else {
+ ret_val = -E1000_ERR_PHY;
+ }
+ /* directly reset the internal PHY */
+ ctrl = rd32(E1000_CTRL);
+ wr32(E1000_CTRL, ctrl|E1000_CTRL_PHY_RST);
+
+ ctrl_ext = rd32(E1000_CTRL_EXT);
+ ctrl_ext |= (E1000_CTRL_EXT_PHYPDEN | E1000_CTRL_EXT_SDLPE);
+ wr32(E1000_CTRL_EXT, ctrl_ext);
+
+ wr32(E1000_WUC, 0);
+ reg_val = (E1000_INVM_AUTOLOAD << 4) | (tmp_nvm << 16);
+ wr32(E1000_EEARBC_I210, reg_val);
+
+ igb_read_pci_cfg(hw, E1000_PCI_PMCSR, &pci_word);
+ pci_word |= E1000_PCI_PMCSR_D3;
+ igb_write_pci_cfg(hw, E1000_PCI_PMCSR, &pci_word);
+ usleep_range(1000, 2000);
+ pci_word &= ~E1000_PCI_PMCSR_D3;
+ igb_write_pci_cfg(hw, E1000_PCI_PMCSR, &pci_word);
+ reg_val = (E1000_INVM_AUTOLOAD << 4) | (nvm_word << 16);
+ wr32(E1000_EEARBC_I210, reg_val);
+
+ /* restore WUC register */
+ wr32(E1000_WUC, wuc);
+ }
+ /* restore MDICNFG setting */
+ wr32(E1000_MDICNFG, mdicnfg);
+ return ret_val;
+}
diff --git a/drivers/net/ethernet/intel/igb/e1000_i210.h b/drivers/net/ethernet/intel/igb/e1000_i210.h
index 9f34976687b..3442b6357d0 100644
--- a/drivers/net/ethernet/intel/igb/e1000_i210.h
+++ b/drivers/net/ethernet/intel/igb/e1000_i210.h
@@ -33,6 +33,7 @@ s32 igb_read_xmdio_reg(struct e1000_hw *hw, u16 addr, u8 dev_addr, u16 *data);
s32 igb_write_xmdio_reg(struct e1000_hw *hw, u16 addr, u8 dev_addr, u16 data);
s32 igb_init_nvm_params_i210(struct e1000_hw *hw);
bool igb_get_flash_presence_i210(struct e1000_hw *hw);
+s32 igb_pll_workaround_i210(struct e1000_hw *hw);
#define E1000_STM_OPCODE 0xDB00
#define E1000_EEPROM_FLASH_SIZE_WORD 0x11
@@ -78,4 +79,15 @@ enum E1000_INVM_STRUCTURE_TYPE {
#define NVM_LED_1_CFG_DEFAULT_I211 0x0184
#define NVM_LED_0_2_CFG_DEFAULT_I211 0x200C
+/* PLL Defines */
+#define E1000_PCI_PMCSR 0x44
+#define E1000_PCI_PMCSR_D3 0x03
+#define E1000_MAX_PLL_TRIES 5
+#define E1000_PHY_PLL_UNCONF 0xFF
+#define E1000_PHY_PLL_FREQ_PAGE 0xFC0000
+#define E1000_PHY_PLL_FREQ_REG 0x000E
+#define E1000_INVM_DEFAULT_AL 0x202F
+#define E1000_INVM_AUTOLOAD 0x0A
+#define E1000_INVM_PLL_WO_VAL 0x0010
+
#endif
diff --git a/drivers/net/ethernet/intel/igb/e1000_regs.h b/drivers/net/ethernet/intel/igb/e1000_regs.h
index 1cc4b1a7e59..f5ba4e4eafb 100644
--- a/drivers/net/ethernet/intel/igb/e1000_regs.h
+++ b/drivers/net/ethernet/intel/igb/e1000_regs.h
@@ -66,6 +66,7 @@
#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */
#define E1000_PBS 0x01008 /* Packet Buffer Size */
#define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */
+#define E1000_EEARBC_I210 0x12024 /* EEPROM Auto Read Bus Control */
#define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */
#define E1000_I2CCMD 0x01028 /* SFPI2C Command Register - RW */
#define E1000_FRTIMER 0x01048 /* Free Running Timer - RW */
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index f145adbb55a..a9537ba7a5a 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -7215,6 +7215,20 @@ static int igb_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
}
}
+void igb_read_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value)
+{
+ struct igb_adapter *adapter = hw->back;
+
+ pci_read_config_word(adapter->pdev, reg, value);
+}
+
+void igb_write_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value)
+{
+ struct igb_adapter *adapter = hw->back;
+
+ pci_write_config_word(adapter->pdev, reg, *value);
+}
+
s32 igb_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value)
{
struct igb_adapter *adapter = hw->back;
@@ -7578,6 +7592,8 @@ static int igb_sriov_reinit(struct pci_dev *dev)
if (netif_running(netdev))
igb_close(netdev);
+ else
+ igb_reset(adapter);
igb_clear_interrupt_scheme(adapter);
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 45beca17fa5..dadd9a5f632 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1207,7 +1207,7 @@ static u32 mvneta_txq_desc_csum(int l3_offs, int l3_proto,
command = l3_offs << MVNETA_TX_L3_OFF_SHIFT;
command |= ip_hdr_len << MVNETA_TX_IP_HLEN_SHIFT;
- if (l3_proto == swab16(ETH_P_IP))
+ if (l3_proto == htons(ETH_P_IP))
command |= MVNETA_TXD_IP_CSUM;
else
command |= MVNETA_TX_L3_IP6;
@@ -2529,7 +2529,7 @@ static void mvneta_adjust_link(struct net_device *ndev)
if (phydev->speed == SPEED_1000)
val |= MVNETA_GMAC_CONFIG_GMII_SPEED;
- else
+ else if (phydev->speed == SPEED_100)
val |= MVNETA_GMAC_CONFIG_MII_SPEED;
mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c
index 80f725228f5..56022d64783 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cq.c
@@ -294,8 +294,6 @@ int mlx4_cq_alloc(struct mlx4_dev *dev, int nent,
init_completion(&cq->free);
cq->irq = priv->eq_table.eq[cq->vector].irq;
- cq->irq_affinity_change = false;
-
return 0;
err_radix:
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
index 4b2130760ee..82322b1c841 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
@@ -128,11 +128,16 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq,
mlx4_warn(mdev, "Failed assigning an EQ to %s, falling back to legacy EQ's\n",
name);
}
+
}
} else {
cq->vector = (cq->ring + 1 + priv->port) %
mdev->dev->caps.num_comp_vectors;
}
+
+ cq->irq_desc =
+ irq_to_desc(mlx4_eq_get_irq(mdev->dev,
+ cq->vector));
} else {
/* For TX we use the same irq per
ring we assigned for the RX */
@@ -187,8 +192,6 @@ void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq)
mlx4_en_unmap_buffer(&cq->wqres.buf);
mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
if (priv->mdev->dev->caps.comp_pool && cq->vector) {
- if (!cq->is_tx)
- irq_set_affinity_hint(cq->mcq.irq, NULL);
mlx4_release_eq(priv->mdev->dev, cq->vector);
}
cq->vector = 0;
@@ -204,6 +207,7 @@ void mlx4_en_deactivate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq)
if (!cq->is_tx) {
napi_hash_del(&cq->napi);
synchronize_rcu();
+ irq_set_affinity_hint(cq->mcq.irq, NULL);
}
netif_napi_del(&cq->napi);
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index fa1a069e14e..68d763d2d03 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -417,6 +417,8 @@ static int mlx4_en_get_coalesce(struct net_device *dev,
coal->tx_coalesce_usecs = priv->tx_usecs;
coal->tx_max_coalesced_frames = priv->tx_frames;
+ coal->tx_max_coalesced_frames_irq = priv->tx_work_limit;
+
coal->rx_coalesce_usecs = priv->rx_usecs;
coal->rx_max_coalesced_frames = priv->rx_frames;
@@ -426,6 +428,7 @@ static int mlx4_en_get_coalesce(struct net_device *dev,
coal->rx_coalesce_usecs_high = priv->rx_usecs_high;
coal->rate_sample_interval = priv->sample_interval;
coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal;
+
return 0;
}
@@ -434,6 +437,9 @@ static int mlx4_en_set_coalesce(struct net_device *dev,
{
struct mlx4_en_priv *priv = netdev_priv(dev);
+ if (!coal->tx_max_coalesced_frames_irq)
+ return -EINVAL;
+
priv->rx_frames = (coal->rx_max_coalesced_frames ==
MLX4_EN_AUTO_CONF) ?
MLX4_EN_RX_COAL_TARGET :
@@ -457,6 +463,7 @@ static int mlx4_en_set_coalesce(struct net_device *dev,
priv->rx_usecs_high = coal->rx_coalesce_usecs_high;
priv->sample_interval = coal->rate_sample_interval;
priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce;
+ priv->tx_work_limit = coal->tx_max_coalesced_frames_irq;
return mlx4_en_moderation_update(priv);
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 7d4fb7bf259..7345c43b019 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -2336,7 +2336,7 @@ static void mlx4_en_add_vxlan_port(struct net_device *dev,
struct mlx4_en_priv *priv = netdev_priv(dev);
__be16 current_port;
- if (!(priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS))
+ if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
return;
if (sa_family == AF_INET6)
@@ -2473,6 +2473,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
MLX4_WQE_CTRL_SOLICITED);
priv->num_tx_rings_p_up = mdev->profile.num_tx_rings_p_up;
priv->tx_ring_num = prof->tx_ring_num;
+ priv->tx_work_limit = MLX4_EN_DEFAULT_TX_WORK;
priv->tx_ring = kzalloc(sizeof(struct mlx4_en_tx_ring *) * MAX_TX_RINGS,
GFP_KERNEL);
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index d2d415732d9..5535862f27c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -40,6 +40,7 @@
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
#include <linux/vmalloc.h>
+#include <linux/irq.h>
#include "mlx4_en.h"
@@ -782,6 +783,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
PKT_HASH_TYPE_L3);
skb_record_rx_queue(gro_skb, cq->ring);
+ skb_mark_napi_id(gro_skb, &cq->napi);
if (ring->hwtstamp_rx_filter == HWTSTAMP_FILTER_ALL) {
timestamp = mlx4_en_get_cqe_ts(cqe);
@@ -896,16 +898,25 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget)
/* If we used up all the quota - we're probably not done yet... */
if (done == budget) {
+ int cpu_curr;
+ const struct cpumask *aff;
+
INC_PERF_COUNTER(priv->pstats.napi_quota);
- if (unlikely(cq->mcq.irq_affinity_change)) {
- cq->mcq.irq_affinity_change = false;
+
+ cpu_curr = smp_processor_id();
+ aff = irq_desc_get_irq_data(cq->irq_desc)->affinity;
+
+ if (unlikely(!cpumask_test_cpu(cpu_curr, aff))) {
+ /* Current cpu is not according to smp_irq_affinity -
+ * probably affinity changed. need to stop this NAPI
+ * poll, and restart it on the right CPU
+ */
napi_complete(napi);
mlx4_en_arm_cq(priv, cq);
return 0;
}
} else {
/* Done for now */
- cq->mcq.irq_affinity_change = false;
napi_complete(napi);
mlx4_en_arm_cq(priv, cq);
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index 8be7483f823..5045bab5963 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -351,9 +351,8 @@ int mlx4_en_free_tx_buf(struct net_device *dev, struct mlx4_en_tx_ring *ring)
return cnt;
}
-static int mlx4_en_process_tx_cq(struct net_device *dev,
- struct mlx4_en_cq *cq,
- int budget)
+static bool mlx4_en_process_tx_cq(struct net_device *dev,
+ struct mlx4_en_cq *cq)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
struct mlx4_cq *mcq = &cq->mcq;
@@ -372,9 +371,10 @@ static int mlx4_en_process_tx_cq(struct net_device *dev,
int factor = priv->cqe_factor;
u64 timestamp = 0;
int done = 0;
+ int budget = priv->tx_work_limit;
if (!priv->port_up)
- return 0;
+ return true;
index = cons_index & size_mask;
cqe = &buf[(index << factor) + factor];
@@ -447,7 +447,7 @@ static int mlx4_en_proc