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authorLinus Torvalds <torvalds@linux-foundation.org>2020-08-15 18:50:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-15 18:50:32 -0700
commit5bbec3cfe376ed0014d9456a9be11d5ed75d587b (patch)
tree6f08b9135f85ca501bc5f22d75135b23ddf616e8
parent713eee84720e6525bc5b65954c5087604a15f5e8 (diff)
parent0c64a0dce51faa9c706fdf1f957d6f19878f4b81 (diff)
downloadlinux-stericsson-5bbec3cfe376ed0014d9456a9be11d5ed75d587b.tar.gz
Merge tag 'sh-for-5.9' of git://git.libc.org/linux-sh
Pull arch/sh updates from Rich Felker: "Cleanup, SECCOMP_FILTER support, message printing fixes, and other changes to arch/sh" * tag 'sh-for-5.9' of git://git.libc.org/linux-sh: (34 commits) sh: landisk: Add missing initialization of sh_io_port_base sh: bring syscall_set_return_value in line with other architectures sh: Add SECCOMP_FILTER sh: Rearrange blocks in entry-common.S sh: switch to copy_thread_tls() sh: use the generic dma coherent remap allocator sh: don't allow non-coherent DMA for NOMMU dma-mapping: consolidate the NO_DMA definition in kernel/dma/Kconfig sh: unexport register_trapped_io and match_trapped_io_handler sh: don't include <asm/io_trapped.h> in <asm/io.h> sh: move the ioremap implementation out of line sh: move ioremap_fixed details out of <asm/io.h> sh: remove __KERNEL__ ifdefs from non-UAPI headers sh: sort the selects for SUPERH alphabetically sh: remove -Werror from Makefiles sh: Replace HTTP links with HTTPS ones arch/sh/configs: remove obsolete CONFIG_SOC_CAMERA* sh: stacktrace: Remove stacktrace_ops.stack() sh: machvec: Modernize printing of kernel messages sh: pci: Modernize printing of kernel messages ...
-rw-r--r--arch/m68k/Kconfig4
-rw-r--r--arch/m68k/Kconfig.machine1
-rw-r--r--arch/sh/Kconfig109
-rw-r--r--arch/sh/Makefile5
-rw-r--r--arch/sh/boards/Kconfig6
-rw-r--r--arch/sh/boards/board-sh2007.c4
-rw-r--r--arch/sh/boards/mach-cayman/Makefile5
-rw-r--r--arch/sh/boards/mach-cayman/irq.c148
-rw-r--r--arch/sh/boards/mach-cayman/panic.c46
-rw-r--r--arch/sh/boards/mach-cayman/setup.c181
-rw-r--r--arch/sh/boards/mach-landisk/setup.c3
-rw-r--r--arch/sh/configs/cayman_defconfig66
-rw-r--r--arch/sh/drivers/pci/Makefile1
-rw-r--r--arch/sh/drivers/pci/common.c6
-rw-r--r--arch/sh/drivers/pci/fixups-cayman.c78
-rw-r--r--arch/sh/drivers/pci/pci-sh7780.c23
-rw-r--r--arch/sh/drivers/pci/pci.c11
-rw-r--r--arch/sh/include/asm/adc.h2
-rw-r--r--arch/sh/include/asm/addrspace.h3
-rw-r--r--arch/sh/include/asm/bitops.h4
-rw-r--r--arch/sh/include/asm/cache.h2
-rw-r--r--arch/sh/include/asm/cacheflush.h3
-rw-r--r--arch/sh/include/asm/dma.h2
-rw-r--r--arch/sh/include/asm/elf.h2
-rw-r--r--arch/sh/include/asm/freq.h2
-rw-r--r--arch/sh/include/asm/futex.h3
-rw-r--r--arch/sh/include/asm/io.h119
-rw-r--r--arch/sh/include/asm/kdebug.h3
-rw-r--r--arch/sh/include/asm/mmu_context.h2
-rw-r--r--arch/sh/include/asm/mmzone.h3
-rw-r--r--arch/sh/include/asm/pci.h4
-rw-r--r--arch/sh/include/asm/processor_32.h2
-rw-r--r--arch/sh/include/asm/smc37c93x.h4
-rw-r--r--arch/sh/include/asm/sparsemem.h3
-rw-r--r--arch/sh/include/asm/stacktrace.h2
-rw-r--r--arch/sh/include/asm/string_32.h4
-rw-r--r--arch/sh/include/asm/syscall_32.h5
-rw-r--r--arch/sh/include/asm/syscalls_32.h3
-rw-r--r--arch/sh/include/asm/thread_info.h5
-rw-r--r--arch/sh/include/asm/uaccess_32.h53
-rw-r--r--arch/sh/include/asm/watchdog.h2
-rw-r--r--arch/sh/kernel/Makefile2
-rw-r--r--arch/sh/kernel/disassemble.c103
-rw-r--r--arch/sh/kernel/dma-coherent.c51
-rw-r--r--arch/sh/kernel/dumpstack.c30
-rw-r--r--arch/sh/kernel/entry-common.S59
-rw-r--r--arch/sh/kernel/io_trapped.c2
-rw-r--r--arch/sh/kernel/ioport.c1
-rw-r--r--arch/sh/kernel/machvec.c8
-rw-r--r--arch/sh/kernel/perf_callchain.c6
-rw-r--r--arch/sh/kernel/process_32.c38
-rw-r--r--arch/sh/kernel/ptrace_32.c5
-rw-r--r--arch/sh/kernel/stacktrace.c7
-rw-r--r--arch/sh/lib/Makefile2
-rw-r--r--arch/sh/lib/delay.c1
-rw-r--r--arch/sh/mm/Makefile2
-rw-r--r--arch/sh/mm/consistent.c2
-rw-r--r--arch/sh/mm/fault.c3
-rw-r--r--arch/sh/mm/init.c1
-rw-r--r--arch/sh/mm/ioremap.c55
-rw-r--r--arch/sh/mm/ioremap.h23
-rw-r--r--arch/sh/mm/ioremap_fixed.c1
-rw-r--r--arch/sh/mm/pgtable.c7
-rw-r--r--arch/sh/oprofile/backtrace.c7
-rw-r--r--arch/sh/tools/mach-types1
-rw-r--r--arch/um/Kconfig4
-rw-r--r--drivers/input/serio/i8042-io.h2
-rw-r--r--kernel/dma/Kconfig3
-rw-r--r--tools/testing/selftests/seccomp/seccomp_bpf.c8
69 files changed, 370 insertions, 998 deletions
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 6663f1741798..6f2f38d05772 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -16,6 +16,7 @@ config M68K
select HAVE_DEBUG_BUGVERBOSE
select GENERIC_IRQ_SHOW
select GENERIC_ATOMIC64
+ select NO_DMA if !MMU && !COLDFIRE
select HAVE_UID16
select VIRT_TO_BUS
select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS
@@ -59,9 +60,6 @@ config TIME_LOW_RES
config NO_IOPORT_MAP
def_bool y
-config NO_DMA
- def_bool (MMU && SUN3) || (!MMU && !COLDFIRE)
-
config ZONE_DMA
bool
default y
diff --git a/arch/m68k/Kconfig.machine b/arch/m68k/Kconfig.machine
index a82651d58af4..17e8c3a292d7 100644
--- a/arch/m68k/Kconfig.machine
+++ b/arch/m68k/Kconfig.machine
@@ -126,6 +126,7 @@ config SUN3
depends on MMU
depends on !MMU_MOTOROLA
select MMU_SUN3 if MMU
+ select NO_DMA
select M68020
help
This option enables support for the Sun 3 series of workstations
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 9fc2b010e938..d20927128fce 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -1,75 +1,77 @@
# SPDX-License-Identifier: GPL-2.0
config SUPERH
def_bool y
+ select ARCH_32BIT_OFF_T
+ select ARCH_HAVE_CUSTOM_GPIO_H
+ select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A)
select ARCH_HAS_BINFMT_FLAT if !MMU
+ select ARCH_HAS_GIGANTIC_PAGE
+ select ARCH_HAS_GCOV_PROFILE_ALL
select ARCH_HAS_PTE_SPECIAL
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
+ select ARCH_HIBERNATION_POSSIBLE if MMU
select ARCH_MIGHT_HAVE_PC_PARPORT
- select HAVE_PATA_PLATFORM
+ select ARCH_WANT_IPC_PARSE_VERSION
select CLKDEV_LOOKUP
+ select CPU_NO_EFFICIENT_FFS
select DMA_DECLARE_COHERENT
- select HAVE_IDE if HAS_IOPORT_MAP
- select HAVE_OPROFILE
+ select GENERIC_ATOMIC64
+ select GENERIC_CLOCKEVENTS
+ select GENERIC_CMOS_UPDATE if SH_SH03 || SH_DREAMCAST
+ select GENERIC_IDLE_POLL_SETUP
+ select GENERIC_IRQ_SHOW
+ select GENERIC_PCI_IOMAP if PCI
+ select GENERIC_SCHED_CLOCK
+ select GENERIC_STRNCPY_FROM_USER
+ select GENERIC_STRNLEN_USER
+ select GENERIC_SMP_IDLE_THREAD
+ select GUP_GET_PTE_LOW_HIGH if X2TLB
+ select HAVE_ARCH_AUDITSYSCALL
+ select HAVE_ARCH_KGDB
+ select HAVE_ARCH_SECCOMP_FILTER
select HAVE_ARCH_TRACEHOOK
- select HAVE_PERF_EVENTS
+ select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_BUGVERBOSE
- select HAVE_FAST_GUP if MMU
- select ARCH_HAVE_CUSTOM_GPIO_H
- select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A)
- select ARCH_HAS_GCOV_PROFILE_ALL
- select PERF_USE_VMALLOC
select HAVE_DEBUG_KMEMLEAK
- select HAVE_KERNEL_GZIP
- select CPU_NO_EFFICIENT_FFS
+ select HAVE_DYNAMIC_FTRACE
+ select HAVE_FAST_GUP if MMU
+ select HAVE_FUNCTION_GRAPH_TRACER
+ select HAVE_FUNCTION_TRACER
+ select HAVE_FUTEX_CMPXCHG if FUTEX
+ select HAVE_FTRACE_MCOUNT_RECORD
+ select HAVE_HW_BREAKPOINT
+ select HAVE_IDE if HAS_IOPORT_MAP
+ select HAVE_IOREMAP_PROT if MMU && !X2TLB
select HAVE_KERNEL_BZIP2
+ select HAVE_KERNEL_GZIP
select HAVE_KERNEL_LZMA
- select HAVE_KERNEL_XZ
select HAVE_KERNEL_LZO
+ select HAVE_KERNEL_XZ
+ select HAVE_KPROBES
+ select HAVE_KRETPROBES
+ select HAVE_MIXED_BREAKPOINTS_REGS
+ select HAVE_MOD_ARCH_SPECIFIC if DWARF_UNWINDER
+ select HAVE_NMI
+ select HAVE_OPROFILE
+ select HAVE_PATA_PLATFORM
+ select HAVE_PERF_EVENTS
+ select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_UID16
- select ARCH_WANT_IPC_PARSE_VERSION
+ select HAVE_STACKPROTECTOR
select HAVE_SYSCALL_TRACEPOINTS
- select HAVE_REGS_AND_STACK_ACCESS_API
- select MAY_HAVE_SPARSE_IRQ
select IRQ_FORCED_THREADING
- select RTC_LIB
- select GENERIC_ATOMIC64
- select GENERIC_IRQ_SHOW
- select GENERIC_SMP_IDLE_THREAD
- select GENERIC_IDLE_POLL_SETUP
- select GENERIC_CLOCKEVENTS
- select GENERIC_CMOS_UPDATE if SH_SH03 || SH_DREAMCAST
- select GENERIC_PCI_IOMAP if PCI
- select GENERIC_SCHED_CLOCK
- select GENERIC_STRNCPY_FROM_USER
- select GENERIC_STRNLEN_USER
- select HAVE_MOD_ARCH_SPECIFIC if DWARF_UNWINDER
+ select MAY_HAVE_SPARSE_IRQ
select MODULES_USE_ELF_RELA
+ select NEED_SG_DMA_LENGTH
+ select NO_DMA if !MMU && !DMA_COHERENT
select NO_GENERIC_PCI_IOPORT_MAP if PCI
- select OLD_SIGSUSPEND
select OLD_SIGACTION
+ select OLD_SIGSUSPEND
select PCI_DOMAINS if PCI
- select HAVE_ARCH_AUDITSYSCALL
- select HAVE_FUTEX_CMPXCHG if FUTEX
- select HAVE_NMI
- select NEED_SG_DMA_LENGTH
- select ARCH_HAS_GIGANTIC_PAGE
- select ARCH_32BIT_OFF_T
- select GUP_GET_PTE_LOW_HIGH if X2TLB
- select HAVE_KPROBES
- select HAVE_KRETPROBES
- select HAVE_IOREMAP_PROT if MMU && !X2TLB
- select HAVE_FUNCTION_TRACER
- select HAVE_FTRACE_MCOUNT_RECORD
- select HAVE_DYNAMIC_FTRACE
- select ARCH_WANT_IPC_PARSE_VERSION
- select HAVE_FUNCTION_GRAPH_TRACER
- select HAVE_ARCH_KGDB
- select HAVE_HW_BREAKPOINT
- select HAVE_MIXED_BREAKPOINTS_REGS
select PERF_EVENTS
- select ARCH_HIBERNATION_POSSIBLE if MMU
+ select PERF_USE_VMALLOC
+ select RTC_LIB
select SPARSE_IRQ
- select HAVE_STACKPROTECTOR
help
The SuperH is a RISC processor targeted for use in embedded systems
and consumer electronics; it was also used in the Sega Dreamcast
@@ -123,8 +125,8 @@ config ARCH_HAS_ILOG2_U64
config NO_IOPORT_MAP
def_bool !PCI
- depends on !SH_CAYMAN && !SH_SH4202_MICRODEV && !SH_SHMIN && \
- !SH_HP6XX && !SH_SOLUTION_ENGINE
+ depends on !SH_SH4202_MICRODEV && !SH_SHMIN && !SH_HP6XX && \
+ !SH_SOLUTION_ENGINE
config IO_TRAPPED
bool
@@ -136,8 +138,10 @@ config DMA_COHERENT
bool
config DMA_NONCOHERENT
- def_bool !DMA_COHERENT
+ def_bool !NO_DMA && !DMA_COHERENT
+ select ARCH_HAS_DMA_PREP_COHERENT
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
+ select DMA_DIRECT_REMAP
config PGTABLE_LEVELS
default 3 if X2TLB
@@ -630,7 +634,7 @@ config SMP
Y to "Enhanced Real Time Clock Support", below.
See also <file:Documentation/admin-guide/lockup-watchdogs.rst> and the SMP-HOWTO
- available at <http://www.tldp.org/docs.html#howto>.
+ available at <https://www.tldp.org/docs.html#howto>.
If you don't know what to do here, say N.
@@ -726,7 +730,6 @@ config ZERO_PAGE_OFFSET
config BOOT_LINK_OFFSET
hex
default "0x00210000" if SH_SHMIN
- default "0x00400000" if SH_CAYMAN
default "0x00810000" if SH_7780_SOLUTION_ENGINE
default "0x009e0000" if SH_TITAN
default "0x01800000" if SH_SDK7780
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index da9cf952f33c..2faebfd72eca 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -15,11 +15,7 @@ ifneq ($(SUBARCH),$(ARCH))
endif
endif
-ifeq ($(ARCH),sh)
KBUILD_DEFCONFIG := shx3_defconfig
-else
-KBUILD_DEFCONFIG := cayman_defconfig
-endif
isa-y := any
isa-$(CONFIG_SH_DSP) := sh
@@ -143,7 +139,6 @@ machdir-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp
machdir-$(CONFIG_SH_SH4202_MICRODEV) += mach-microdev
machdir-$(CONFIG_SH_LANDISK) += mach-landisk
machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2
-machdir-$(CONFIG_SH_CAYMAN) += mach-cayman
machdir-$(CONFIG_SH_RSK) += mach-rsk
ifneq ($(machdir-y),)
diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig
index fb0ca0c1efe1..83bcb6d2daca 100644
--- a/arch/sh/boards/Kconfig
+++ b/arch/sh/boards/Kconfig
@@ -340,12 +340,6 @@ config SH_MAGIC_PANEL_R2
help
Select Magic Panel R2 if configuring for Magic Panel R2.
-config SH_CAYMAN
- bool "Hitachi Cayman"
- depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103
- select HAVE_PCI
- select ARCH_MIGHT_HAVE_PC_SERIO
-
config SH_POLARIS
bool "SMSC Polaris"
select CPU_HAS_IPR_IRQ
diff --git a/arch/sh/boards/board-sh2007.c b/arch/sh/boards/board-sh2007.c
index ef9c87deeb08..6ea85e480851 100644
--- a/arch/sh/boards/board-sh2007.c
+++ b/arch/sh/boards/board-sh2007.c
@@ -126,14 +126,14 @@ static void __init sh2007_init_irq(void)
*/
static void __init sh2007_setup(char **cmdline_p)
{
- printk(KERN_INFO "SH-2007 Setup...");
+ pr_info("SH-2007 Setup...");
/* setup wait control registers for area 5 */
__raw_writel(CS5BCR_D, CS5BCR);
__raw_writel(CS5WCR_D, CS5WCR);
__raw_writel(CS5PCR_D, CS5PCR);
- printk(KERN_INFO " done.\n");
+ pr_cont(" done.\n");
}
/*
diff --git a/arch/sh/boards/mach-cayman/Makefile b/arch/sh/boards/mach-cayman/Makefile
deleted file mode 100644
index 775a4be57434..000000000000
--- a/arch/sh/boards/mach-cayman/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-#
-# Makefile for the Hitachi Cayman specific parts of the kernel
-#
-obj-y := setup.o irq.o panic.o
diff --git a/arch/sh/boards/mach-cayman/irq.c b/arch/sh/boards/mach-cayman/irq.c
deleted file mode 100644
index 0305d0b51730..000000000000
--- a/arch/sh/boards/mach-cayman/irq.c
+++ /dev/null
@@ -1,148 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * arch/sh/mach-cayman/irq.c - SH-5 Cayman Interrupt Support
- *
- * This file handles the board specific parts of the Cayman interrupt system
- *
- * Copyright (C) 2002 Stuart Menefy
- */
-#include <linux/io.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>
-#include <linux/signal.h>
-#include <cpu/irq.h>
-#include <asm/page.h>
-
-/* Setup for the SMSC FDC37C935 / LAN91C100FD */
-#define SMSC_IRQ IRQ_IRL1
-
-/* Setup for PCI Bus 2, which transmits interrupts via the EPLD */
-#define PCI2_IRQ IRQ_IRL3
-
-unsigned long epld_virt;
-
-#define EPLD_BASE 0x04002000
-#define EPLD_STATUS_BASE (epld_virt + 0x10)
-#define EPLD_MASK_BASE (epld_virt + 0x20)
-
-/* Note the SMSC SuperIO chip and SMSC LAN chip interrupts are all muxed onto
- the same SH-5 interrupt */
-
-static irqreturn_t cayman_interrupt_smsc(int irq, void *dev_id)
-{
- printk(KERN_INFO "CAYMAN: spurious SMSC interrupt\n");
- return IRQ_NONE;
-}
-
-static irqreturn_t cayman_interrupt_pci2(int irq, void *dev_id)
-{
- printk(KERN_INFO "CAYMAN: spurious PCI interrupt, IRQ %d\n", irq);
- return IRQ_NONE;
-}
-
-static void enable_cayman_irq(struct irq_data *data)
-{
- unsigned int irq = data->irq;
- unsigned long flags;
- unsigned long mask;
- unsigned int reg;
- unsigned char bit;
-
- irq -= START_EXT_IRQS;
- reg = EPLD_MASK_BASE + ((irq / 8) << 2);
- bit = 1<<(irq % 8);
- local_irq_save(flags);
- mask = __raw_readl(reg);
- mask |= bit;
- __raw_writel(mask, reg);
- local_irq_restore(flags);
-}
-
-static void disable_cayman_irq(struct irq_data *data)
-{
- unsigned int irq = data->irq;
- unsigned long flags;
- unsigned long mask;
- unsigned int reg;
- unsigned char bit;
-
- irq -= START_EXT_IRQS;
- reg = EPLD_MASK_BASE + ((irq / 8) << 2);
- bit = 1<<(irq % 8);
- local_irq_save(flags);
- mask = __raw_readl(reg);
- mask &= ~bit;
- __raw_writel(mask, reg);
- local_irq_restore(flags);
-}
-
-struct irq_chip cayman_irq_type = {
- .name = "Cayman-IRQ",
- .irq_unmask = enable_cayman_irq,
- .irq_mask = disable_cayman_irq,
-};
-
-int cayman_irq_demux(int evt)
-{
- int irq = intc_evt_to_irq[evt];
-
- if (irq == SMSC_IRQ) {
- unsigned long status;
- int i;
-
- status = __raw_readl(EPLD_STATUS_BASE) &
- __raw_readl(EPLD_MASK_BASE) & 0xff;
- if (status == 0) {
- irq = -1;
- } else {
- for (i=0; i<8; i++) {
- if (status & (1<<i))
- break;
- }
- irq = START_EXT_IRQS + i;
- }
- }
-
- if (irq == PCI2_IRQ) {
- unsigned long status;
- int i;
-
- status = __raw_readl(EPLD_STATUS_BASE + 3 * sizeof(u32)) &
- __raw_readl(EPLD_MASK_BASE + 3 * sizeof(u32)) & 0xff;
- if (status == 0) {
- irq = -1;
- } else {
- for (i=0; i<8; i++) {
- if (status & (1<<i))
- break;
- }
- irq = START_EXT_IRQS + (3 * 8) + i;
- }
- }
-
- return irq;
-}
-
-void init_cayman_irq(void)
-{
- int i;
-
- epld_virt = (unsigned long)ioremap(EPLD_BASE, 1024);
- if (!epld_virt) {
- printk(KERN_ERR "Cayman IRQ: Unable to remap EPLD\n");
- return;
- }
-
- for (i = 0; i < NR_EXT_IRQS; i++) {
- irq_set_chip_and_handler(START_EXT_IRQS + i,
- &cayman_irq_type, handle_level_irq);
- }
-
- /* Setup the SMSC interrupt */
- if (request_irq(SMSC_IRQ, cayman_interrupt_smsc, 0, "Cayman SMSC Mux",
- NULL))
- pr_err("Failed to register Cayman SMSC Mux interrupt\n");
- if (request_irq(PCI2_IRQ, cayman_interrupt_pci2, 0, "Cayman PCI2 Mux",
- NULL))
- pr_err("Failed to register Cayman PCI2 Mux interrupt\n");
-}
diff --git a/arch/sh/boards/mach-cayman/panic.c b/arch/sh/boards/mach-cayman/panic.c
deleted file mode 100644
index cfc46314e7d9..000000000000
--- a/arch/sh/boards/mach-cayman/panic.c
+++ /dev/null
@@ -1,46 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2003 Richard Curnow, SuperH UK Limited
- */
-
-#include <linux/kernel.h>
-#include <linux/io.h>
-#include <cpu/registers.h>
-
-/* THIS IS A PHYSICAL ADDRESS */
-#define HDSP2534_ADDR (0x04002100)
-
-static void poor_mans_delay(void)
-{
- int i;
-
- for (i = 0; i < 2500000; i++)
- cpu_relax();
-}
-
-static void show_value(unsigned long x)
-{
- int i;
- unsigned nibble;
- for (i = 0; i < 8; i++) {
- nibble = ((x >> (i * 4)) & 0xf);
-
- __raw_writeb(nibble + ((nibble > 9) ? 55 : 48),
- HDSP2534_ADDR + 0xe0 + ((7 - i) << 2));
- }
-}
-
-void
-panic_handler(unsigned long panicPC, unsigned long panicSSR,
- unsigned long panicEXPEVT)
-{
- while (1) {
- /* This piece of code displays the PC on the LED display */
- show_value(panicPC);
- poor_mans_delay();
- show_value(panicSSR);
- poor_mans_delay();
- show_value(panicEXPEVT);
- poor_mans_delay();
- }
-}
diff --git a/arch/sh/boards/mach-cayman/setup.c b/arch/sh/boards/mach-cayman/setup.c
deleted file mode 100644
index 8ef76e288da0..000000000000
--- a/arch/sh/boards/mach-cayman/setup.c
+++ /dev/null
@@ -1,181 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * arch/sh/mach-cayman/setup.c
- *
- * SH5 Cayman support
- *
- * Copyright (C) 2002 David J. Mckay & Benedict Gaster
- * Copyright (C) 2003 - 2007 Paul Mundt
- */
-#include <linux/init.h>
-#include <linux/io.h>
-#include <linux/kernel.h>
-#include <cpu/irq.h>
-
-/*
- * Platform Dependent Interrupt Priorities.
- */
-
-/* Using defaults defined in irq.h */
-#define RES NO_PRIORITY /* Disabled */
-#define IR0 IRL0_PRIORITY /* IRLs */
-#define IR1 IRL1_PRIORITY
-#define IR2 IRL2_PRIORITY
-#define IR3 IRL3_PRIORITY
-#define PCA INTA_PRIORITY /* PCI Ints */
-#define PCB INTB_PRIORITY
-#define PCC INTC_PRIORITY
-#define PCD INTD_PRIORITY
-#define SER TOP_PRIORITY
-#define ERR TOP_PRIORITY
-#define PW0 TOP_PRIORITY
-#define PW1 TOP_PRIORITY
-#define PW2 TOP_PRIORITY
-#define PW3 TOP_PRIORITY
-#define DM0 NO_PRIORITY /* DMA Ints */
-#define DM1 NO_PRIORITY
-#define DM2 NO_PRIORITY
-#define DM3 NO_PRIORITY
-#define DAE NO_PRIORITY
-#define TU0 TIMER_PRIORITY /* TMU Ints */
-#define TU1 NO_PRIORITY
-#define TU2 NO_PRIORITY
-#define TI2 NO_PRIORITY
-#define ATI NO_PRIORITY /* RTC Ints */
-#define PRI NO_PRIORITY
-#define CUI RTC_PRIORITY
-#define ERI SCIF_PRIORITY /* SCIF Ints */
-#define RXI SCIF_PRIORITY
-#define BRI SCIF_PRIORITY
-#define TXI SCIF_PRIORITY
-#define ITI TOP_PRIORITY /* WDT Ints */
-
-/* Setup for the SMSC FDC37C935 */
-#define SMSC_SUPERIO_BASE 0x04000000
-#define SMSC_CONFIG_PORT_ADDR 0x3f0
-#define SMSC_INDEX_PORT_ADDR SMSC_CONFIG_PORT_ADDR
-#define SMSC_DATA_PORT_ADDR 0x3f1
-
-#define SMSC_ENTER_CONFIG_KEY 0x55
-#define SMSC_EXIT_CONFIG_KEY 0xaa
-
-#define SMCS_LOGICAL_DEV_INDEX 0x07
-#define SMSC_DEVICE_ID_INDEX 0x20
-#define SMSC_DEVICE_REV_INDEX 0x21
-#define SMSC_ACTIVATE_INDEX 0x30
-#define SMSC_PRIMARY_BASE_INDEX 0x60
-#define SMSC_SECONDARY_BASE_INDEX 0x62
-#define SMSC_PRIMARY_INT_INDEX 0x70
-#define SMSC_SECONDARY_INT_INDEX 0x72
-
-#define SMSC_IDE1_DEVICE 1
-#define SMSC_KEYBOARD_DEVICE 7
-#define SMSC_CONFIG_REGISTERS 8
-
-#define SMSC_SUPERIO_READ_INDEXED(index) ({ \
- outb((index), SMSC_INDEX_PORT_ADDR); \
- inb(SMSC_DATA_PORT_ADDR); })
-#define SMSC_SUPERIO_WRITE_INDEXED(val, index) ({ \
- outb((index), SMSC_INDEX_PORT_ADDR); \
- outb((val), SMSC_DATA_PORT_ADDR); })
-
-#define IDE1_PRIMARY_BASE 0x01f0
-#define IDE1_SECONDARY_BASE 0x03f6
-
-unsigned long smsc_superio_virt;
-
-int platform_int_priority[NR_INTC_IRQS] = {
- IR0, IR1, IR2, IR3, PCA, PCB, PCC, PCD, /* IRQ 0- 7 */
- RES, RES, RES, RES, SER, ERR, PW3, PW2, /* IRQ 8-15 */
- PW1, PW0, DM0, DM1, DM2, DM3, DAE, RES, /* IRQ 16-23 */
- RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 24-31 */
- TU0, TU1, TU2, TI2, ATI, PRI, CUI, ERI, /* IRQ 32-39 */
- RXI, BRI, TXI, RES, RES, RES, RES, RES, /* IRQ 40-47 */
- RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 48-55 */
- RES, RES, RES, RES, RES, RES, RES, ITI, /* IRQ 56-63 */
-};
-
-static int __init smsc_superio_setup(void)
-{
- unsigned char devid, devrev;
-
- smsc_superio_virt = (unsigned long)ioremap(SMSC_SUPERIO_BASE, 1024);
- if (!smsc_superio_virt) {
- panic("Unable to remap SMSC SuperIO\n");
- }
-
- /* Initially the chip is in run state */
- /* Put it into configuration state */
- outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR);
- outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR);
-
- /* Read device ID info */
- devid = SMSC_SUPERIO_READ_INDEXED(SMSC_DEVICE_ID_INDEX);
- devrev = SMSC_SUPERIO_READ_INDEXED(SMSC_DEVICE_REV_INDEX);
- printk("SMSC SuperIO devid %02x rev %02x\n", devid, devrev);
-
- /* Select the keyboard device */
- SMSC_SUPERIO_WRITE_INDEXED(SMSC_KEYBOARD_DEVICE, SMCS_LOGICAL_DEV_INDEX);
-
- /* enable it */
- SMSC_SUPERIO_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX);
-
- /* Select the interrupts */
- /* On a PC keyboard is IRQ1, mouse is IRQ12 */
- SMSC_SUPERIO_WRITE_INDEXED(1, SMSC_PRIMARY_INT_INDEX);
- SMSC_SUPERIO_WRITE_INDEXED(12, SMSC_SECONDARY_INT_INDEX);
-
- /*
- * Only IDE1 exists on the Cayman
- */
-
- /* Power it on */
- SMSC_SUPERIO_WRITE_INDEXED(1 << SMSC_IDE1_DEVICE, 0x22);
-
- SMSC_SUPERIO_WRITE_INDEXED(SMSC_IDE1_DEVICE, SMCS_LOGICAL_DEV_INDEX);
- SMSC_SUPERIO_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX);
-
- SMSC_SUPERIO_WRITE_INDEXED(IDE1_PRIMARY_BASE >> 8,
- SMSC_PRIMARY_BASE_INDEX + 0);
- SMSC_SUPERIO_WRITE_INDEXED(IDE1_PRIMARY_BASE & 0xff,
- SMSC_PRIMARY_BASE_INDEX + 1);
-
- SMSC_SUPERIO_WRITE_INDEXED(IDE1_SECONDARY_BASE >> 8,
- SMSC_SECONDARY_BASE_INDEX + 0);
- SMSC_SUPERIO_WRITE_INDEXED(IDE1_SECONDARY_BASE & 0xff,
- SMSC_SECONDARY_BASE_INDEX + 1);
-
- SMSC_SUPERIO_WRITE_INDEXED(14, SMSC_PRIMARY_INT_INDEX);
-
- SMSC_SUPERIO_WRITE_INDEXED(SMSC_CONFIG_REGISTERS,
- SMCS_LOGICAL_DEV_INDEX);
-
- SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc2); /* GP42 = nIDE1_OE */
- SMSC_SUPERIO_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */
- SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */
- SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */
-
- /* Exit the configuration state */
- outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR);
-
- return 0;
-}
-device_initcall(smsc_superio_setup);
-
-static void __iomem *cayman_ioport_map(unsigned long port, unsigned int len)
-{
- if (port < 0x400) {
- extern unsigned long smsc_superio_virt;
- return (void __iomem *)((port << 2) | smsc_superio_virt);
- }
-
- return (void __iomem *)port;
-}
-
-extern void init_cayman_irq(void);
-
-static struct sh_machine_vector mv_cayman __initmv = {
- .mv_name = "Hitachi Cayman",
- .mv_ioport_map = cayman_ioport_map,
- .mv_init_irq = init_cayman_irq,
-};
diff --git a/arch/sh/boards/mach-landisk/setup.c b/arch/sh/boards/mach-landisk/setup.c
index 16b4d8b0bb85..2c44b94f82fb 100644
--- a/arch/sh/boards/mach-landisk/setup.c
+++ b/arch/sh/boards/mach-landisk/setup.c
@@ -82,6 +82,9 @@ device_initcall(landisk_devices_setup);
static void __init landisk_setup(char **cmdline_p)
{
+ /* I/O port identity mapping */
+ __set_io_port_base(0);
+
/* LED ON */
__raw_writeb(__raw_readb(PA_LED) | 0x03, PA_LED);
diff --git a/arch/sh/configs/cayman_defconfig b/arch/sh/configs/cayman_defconfig
deleted file mode 100644
index 911437c163c7..000000000000
--- a/arch/sh/configs/cayman_defconfig
+++ /dev/null
@@ -1,66 +0,0 @@
-CONFIG_POSIX_MQUEUE=y
-CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_BLK_DEV_BSG is not set
-CONFIG_FORCE_MAX_ZONEORDER=11
-CONFIG_MEMORY_START=0x80000000
-CONFIG_MEMORY_SIZE=0x00400000
-CONFIG_FLATMEM_MANUAL=y
-CONFIG_CACHE_OFF=y
-CONFIG_SH_PCLK_FREQ=50000000
-CONFIG_HEARTBEAT=y
-CONFIG_PREEMPT=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-# CONFIG_IPV6 is not set
-# CONFIG_FW_LOADER is not set
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_SCSI_MULTI_LUN=y
-CONFIG_SCSI_SPI_ATTRS=y
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_HW_RANDOM=y
-CONFIG_I2C=m
-CONFIG_WATCHDOG=y
-CONFIG_FB=y
-CONFIG_FIRMWARE_EDID=y
-CONFIG_FB_MODE_HELPERS=y
-CONFIG_FB_SH_MOBILE_LCDC=m
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_FONTS=y
-CONFIG_FONT_8x16=y
-CONFIG_LOGO=y
-# CONFIG_LOGO_LINUX_MONO is not set
-# CONFIG_LOGO_LINUX_VGA16 is not set
-# CONFIG_LOGO_LINUX_CLUT224 is not set
-# CONFIG_LOGO_SUPERH_MONO is not set
-# CONFIG_LOGO_SUPERH_VGA16 is not set
-CONFIG_EXT2_FS=y
-CONFIG_EXT3_FS=y
-# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
-CONFIG_MINIX_FS=y
-CONFIG_ROMFS_FS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_ROOT_NFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_MAGIC_SYSRQ=y
-CONFIG_DEBUG_FS=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_DETECT_HUNG_TASK=y
-CONFIG_SCHEDSTATS=y
-CONFIG_FRAME_POINTER=y
-# CONFIG_CRYPTO_ANSI_CPRNG is not set
diff --git a/arch/sh/drivers/pci/Makefile b/arch/sh/drivers/pci/Makefile
index a5c1e9066f83..d313fd3ce709 100644
--- a/arch/sh/drivers/pci/Makefile
+++ b/arch/sh/drivers/pci/Makefile
@@ -25,4 +25,3 @@ obj-$(CONFIG_SH_7780_SOLUTION_ENGINE) += fixups-sdk7780.o
obj-$(CONFIG_SH_TITAN) += fixups-titan.o
obj-$(CONFIG_SH_LANDISK) += fixups-landisk.o
obj-$(CONFIG_SH_LBOX_RE2) += fixups-rts7751r2d.o
-obj-$(CONFIG_SH_CAYMAN) += fixups-cayman.o
diff --git a/arch/sh/drivers/pci/common.c b/arch/sh/drivers/pci/common.c
index fe163ecd0719..2fd2b77e12ce 100644
--- a/arch/sh/drivers/pci/common.c
+++ b/arch/sh/drivers/pci/common.c
@@ -54,7 +54,7 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose,
int cap66 = -1;
u16 stat;
- printk(KERN_INFO "PCI: Checking 66MHz capabilities...\n");
+ pr_info("PCI: Checking 66MHz capabilities...\n");
for (pci_devfn = 0; pci_devfn < 0xff; pci_devfn++) {
if (PCI_FUNC(pci_devfn))
@@ -134,7 +134,7 @@ unsigned int pcibios_handle_status_errors(unsigned long addr,
pcibios_report_status(PCI_STATUS_REC_TARGET_ABORT |
PCI_STATUS_SIG_TARGET_ABORT |
PCI_STATUS_REC_MASTER_ABORT, 1);
- printk("\n");
+ pr_cont("\n");
cmd |= PCI_STATUS_REC_TARGET_ABORT;
}
@@ -143,7 +143,7 @@ unsigned int pcibios_handle_status_errors(unsigned long addr,
printk(KERN_DEBUG "PCI: parity error detected: ");
pcibios_report_status(PCI_STATUS_PARITY |
PCI_STATUS_DETECTED_PARITY, 1);
- printk("\n");
+ pr_cont("\n");
cmd |= PCI_STATUS_PARITY | PCI_STATUS_DETECTED_PARITY;
diff --git a/arch/sh/drivers/pci/fixups-cayman.c b/arch/sh/drivers/pci/fixups-cayman.c
deleted file mode 100644
index c797bfbe2e98..000000000000
--- a/arch/sh/drivers/pci/fixups-cayman.c
+++ /dev/null
@@ -1,78 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/types.h>
-#include <cpu/irq.h>
-#include "pci-sh5.h"
-
-int pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- int result = -1;
-
- /* The complication here is that the PCI IRQ lines from the Cayman's 2
- 5V slots get into the CPU via a different path from the IRQ lines
- from the 3 3.3V slots. Thus, we have to detect whether the card's
- interrupts go via the 5V or 3.3V path, i.e. the 'bridge swizzling'
- at the point where we cross from 5V to 3.3V is not the normal case.
-
- The added complication is that we don't know that the 5V slots are
- always bus 2, because a card containing a PCI-PCI bridge may be
- plugged into a 3.3V slot, and this changes the bus numbering.
-
- Also, the Cayman has an intermediate PCI bus that goes a custom
- expansion board header (and to the secondary bridge). This bus has
- never been used in practice.
-
- The 1ary onboard PCI-PCI bridge is device 3 on bus 0
- The 2ary onboard PCI-PCI bridge is device 0 on the 2ary bus of
- the 1ary bridge.
- */
-
- struct slot_pin {
- int slot;
- int pin;
- } path[4];
- int i=0;
-
- while (dev->bus->number > 0) {
-
- slot = path[i].slot = PCI_SLOT(dev->devfn);
- pin = path[i].pin = pci_swizzle_interrupt_pin(dev, pin);
- dev = dev->bus->self;
- i++;
- if (i > 3) panic("PCI path to root bus too long!\n");
- }
-
- slot = PCI_SLOT(dev->devfn);
- /* This is the slot on bus 0 through which the device is eventually
- reachable. */
-
- /* Now work back up. */
- if ((slot < 3) || (i == 0)) {
- /* Bus 0 (incl. PCI-PCI bridge itself) : perform the final
- swizzle now. */
- result = IRQ_INTA + pci_swizzle_interrupt_pin(dev, pin) - 1;
- } else {
- i--;
- slot = path[i].slot;
- pin = path[i].pin;
- if (slot > 0) {
- panic("PCI expansion bus device found - not handled!\n");
- } else {
- if (i > 0) {
- /* 5V slots */
- i--;
- slot = path[i].slot;
- pin = path[i].pin;
- /* 'pin' was swizzled earlier wrt slot, don't do it again. */
- result = IRQ_P2INTA + (pin - 1);
- } else {
- /* IRQ for 2ary PCI-PCI bridge : unused */
- result = -1;
- }
- }
- }
-
- return result;
-}
diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c
index 287b3a68570c..9a624a6ee354 100644
--- a/arch/sh/drivers/pci/pci-sh7780.c
+++ b/arch/sh/drivers/pci/pci-sh7780.c
@@ -148,7 +148,7 @@ static irqreturn_t sh7780_pci_serr_irq(int irq, void *dev_id)
printk(KERN_DEBUG "PCI: system error received: ");
pcibios_report_status(PCI_STATUS_SIG_SYSTEM_ERROR, 1);
- printk("\n");
+ pr_cont("\n");
/* Deassert SERR */
__raw_writel(SH4_PCIINTM_SDIM, hose->reg_base + SH4_PCIINTM);
@@ -179,7 +179,7 @@ static int __init sh7780_pci_setup_irqs(struct pci_channel *hose)
ret = request_irq(hose->serr_irq, sh7780_pci_serr_irq, 0,
"PCI SERR interrupt", hose);
if (unlikely(ret)) {
- printk(KERN_ERR "PCI: Failed hooking SERR IRQ\n");
+ pr_err("PCI: Failed hooking SERR IRQ\n");
return ret;
}
@@ -250,7 +250,7 @@ static int __init sh7780_pci_init(void)
const char *type;
int ret, i;
- printk(KERN_NOTICE "PCI: Starting initialization.\n");
+ pr_notice("PCI: Starting initialization.\n");
chan->reg_base = 0xfe040000;
@@ -270,7 +270,7 @@ static int __init sh7780_pci_init(void)
id = __raw_readw(chan->reg_base + PCI_VENDOR_ID);
if (id != PCI_VENDOR_ID_RENESAS) {
- printk(KERN_ERR "PCI: Unknown vendor ID 0x%04x.\n", id);
+ pr_err("PCI: Unknown vendor ID 0x%04x.\n", id);
return -ENODEV;
}
@@ -281,14 +281,13 @@ static int __init sh7780_pci_init(void)
(id == PCI_DEVICE_ID_RENESAS_SH7785) ? "SH7785" :
NULL;
if (unlikely(!type)) {
- printk(KERN_ERR "PCI: Found an unsupported Renesas host "
- "controller, device id 0x%04x.\n", id);
+ pr_err("PCI: Found an unsupported Renesas host controller, device id 0x%04x.\n",
+ id);
return -EINVAL;
}
- printk(KERN_NOTICE "PCI: Found a Renesas %s host "
- "controller, revision %d.\n", type,
- __raw_readb(chan->reg_base + PCI_REVISION_ID));
+ pr_notice("PCI: Found a Renesas %s host controller, revision %d.\n",
+ type, __raw_readb(chan->reg_base + PCI_REVISION_ID));
/*
* Now throw it in to register initialization mode and
@@ -395,9 +394,9 @@ static int __init sh7780_pci_init(void)
sh7780_pci66_init(chan);
- printk(KERN_NOTICE "PCI: Running at %dMHz.\n",
- (__raw_readw(chan->reg_base + PCI_STATUS) & PCI_STATUS_66MHZ) ?
- 66 : 33);
+ pr_notice("PCI: Running at %dMHz.\n",
+ (__raw_readw(chan->reg_base + PCI_STATUS) & PCI_STATUS_66MHZ)
+ ? 66 : 33);
return 0;
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index c7784e156964..6ab0b7377f66 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -120,8 +120,7 @@ int register_pci_controller(struct pci_channel *hose)
* Do not panic here but later - this might happen before console init.
*/
if (!hose->io_map_base) {
- printk(KERN_WARNING
- "registering PCI controller with io_map_base unset\n");
+ pr_warn("registering PCI controller with io_map_base unset\n");
}
/*
@@ -145,7 +144,7 @@ out:
for (--i; i >= 0; i--)
release_resource(&hose->resources[i]);
- printk(KERN_WARNING "Skipping PCI bus scan due to resource conflict\n");
+ pr_warn("Skipping PCI bus scan due to resource conflict\n");
return -1;
}
@@ -213,8 +212,8 @@ pcibios_bus_report_status_early(struct pci_channel *hose,
pci_devfn, PCI_STATUS,
status & status_mask);
if (warn)
- printk("(%02x:%02x: %04X) ", current_bus,
- pci_devfn, status);
+ pr_cont("(%02x:%02x: %04X) ", current_bus, pci_devfn,
+ status);
}
}
@@ -249,7 +248,7 @@ pcibios_bus_report_status(struct pci_bus *bus, unsigned int status_mask,
pci_write_config_word(dev, PCI_STATUS, status & status_mask);
if (warn)
- printk("(%s: %04X) ", pci_name(dev), status);
+ pr_cont("(%s: %04X) ", pci_name(dev), status);
}
list_for_each_entry(dev, &bus->devices, bus_list)
diff --git a/arch/sh/include/asm/adc.h b/arch/sh/include/asm/adc.h
index 99ec66849559..feccfe639e38 100644
--- a/arch/sh/include/asm/adc.h
+++ b/arch/sh/include/asm/adc.h
@@ -1,7 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ADC_H
#define __ASM_ADC_H
-#ifdef __KERNEL__
/*
* Copyright (C) 2004 Andriy Skulysh
*/
@@ -10,5 +9,4 @@
int adc_single(unsigned int channel);
-#endif /* __KERNEL__ */
#endif /* __ASM_ADC_H */
diff --git a/arch/sh/include/asm/addrspace.h b/arch/sh/include/asm/addrspace.h
index 34bfbcddcce0..468fba333e89 100644
--- a/arch/sh/include/asm/addrspace.h
+++ b/arch/sh/include/asm/addrspace.h
@@ -7,8 +7,6 @@
#ifndef __ASM_SH_ADDRSPACE_H
#define __ASM_SH_ADDRSPACE_H
-#ifdef __KERNEL__
-
#include <cpu/addrspace.h>
/* If this CPU supports segmentation, hook up the helpers */
@@ -62,5 +60,4 @@
#define P3_ADDR_MAX P4SEG
#endif
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_ADDRSPACE_H */
diff --git a/arch/sh/include/asm/bitops.h b/arch/sh/include/asm/bitops.h
index 445dd14c448a..450b5854d7c6 100644
--- a/arch/sh/include/asm/bitops.h
+++ b/arch/sh/include/asm/bitops.h
@@ -2,8 +2,6 @@
#ifndef __ASM_SH_BITOPS_H
#define __ASM_SH_BITOPS_H
-#ifdef __KERNEL__
-
#ifndef _LINUX_BITOPS_H
#error only <linux/bitops.h> can be included directly
#endif
@@ -71,6 +69,4 @@ static inline unsigned long __ffs(unsigned long word)
#include <asm-generic/bitops/__fls.h>
#include <asm-generic/bitops/fls64.h>
-#endif /* __KERNEL__ */
-
#endif /* __ASM_SH_BITOPS_H */
diff --git a/arch/sh/include/asm/cache.h b/arch/sh/include/asm/cache.h
index 2408ac4873aa..a293343456af 100644
--- a/arch/sh/include/asm/cache.h
+++ b/arch/sh/include/asm/cache.h
@@ -8,7 +8,6 @@
*/
#ifndef __ASM_SH_CACHE_H
#define __ASM_SH_CACHE_H
-#ifdef __KERNEL__
#include <linux/init.h>
#include <cpu/cache.h>
@@ -44,5 +43,4 @@ struct cache_info {
unsigned long flags;
};
#endif /* __ASSEMBLY__ */
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_CACHE_H */
diff --git a/arch/sh/include/asm/cacheflush.h b/arch/sh/include/asm/cacheflush.h
index fe7400079b97..4486a865ff62 100644
--- a/arch/sh/include/asm/cacheflush.h
+++ b/arch/sh/include/asm/cacheflush.h
@@ -2,8 +2,6 @@
#ifndef __ASM_SH_CACHEFLUSH_H
#define __ASM_SH_CACHEFLUSH_H
-#ifdef __KERNEL__
-
#include <linux/mm.h>
/*
@@ -109,5 +107,4 @@ static inline void *sh_cacheop_vaddr(void *vaddr)
return vaddr;
}
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_CACHEFLUSH_H */
diff --git a/arch/sh/include/asm/dma.h b/arch/sh/include/asm/dma.h
index 4d5a21a891c0..17d23ae98c77 100644
--- a/arch/sh/include/asm/dma.h
+++ b/arch/sh/include/asm/dma.h
@@ -6,7 +6,6 @@
*/
#ifndef __ASM_SH_DMA_H
#define __ASM_SH_DMA_H
-#ifdef __KERNEL__
#include <linux/spinlock.h>
#include <linux/wait.h>
@@ -144,5 +143,4 @@ extern int isa_dma_bridge_buggy;
#define isa_dma_bridge_buggy (0)
#endif
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_DMA_H */
diff --git a/arch/sh/include/asm/elf.h b/arch/sh/include/asm/elf.h
index 7661fb5d548a..2862d6d1cb64 100644
--- a/arch/sh/include/asm/elf.h
+++ b/arch/sh/include/asm/elf.h
@@ -90,7 +90,6 @@ typedef struct user_fpu_struct elf_fpregset_t;
#endif
#define ELF_ARCH EM_SH
-#ifdef __KERNEL__
/*
* This is used to ensure we don't load something for the wrong architecture.
*/
@@ -209,5 +208,4 @@ do { \
NEW_AUX_ENT(AT_L2_CACHESHAPE, l2_cache_shape); \
} while (0)
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_ELF_H */
diff --git a/arch/sh/include/asm/freq.h b/arch/sh/include/asm/freq.h
index 18133bf83738..87c23621b7ae 100644
--- a/arch/sh/include/asm/freq.h
+++ b/arch/sh/include/asm/freq.h
@@ -6,9 +6,7 @@
*/
#ifndef __ASM_SH_FREQ_H
#define __ASM_SH_FREQ_H
-#ifdef __KERNEL__
#include <cpu/freq.h>
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_FREQ_H */
diff --git a/arch/sh/include/asm/futex.h b/arch/sh/include/asm/futex.h
index b39cda09fb95..b70f3fce6ed7 100644
--- a/arch/sh/include/asm/futex.h
+++ b/arch/sh/include/asm/futex.h
@@ -2,8 +2,6 @@
#ifndef __ASM_SH_FUTEX_H
#define __ASM_SH_FUTEX_H
-#ifdef __KERNEL__
-
#include <linux/futex.h>
#include <linux/uaccess.h>
#include <asm/errno.h>
@@ -71,5 +69,4 @@ static inline int arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval,
return ret;
}
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_FUTEX_H */
diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h
index ec587b583822..6d5c6463bc07 100644
--- a/arch/sh/include/asm/io.h
+++ b/arch/sh/include/asm/io.h
@@ -21,10 +21,8 @@
#include <linux/pgtable.h>
#include <asm-generic/iomap.h>
-#ifdef __KERNEL__
#define __IO_PREFIX generic
#include <asm/io_generic.h>
-#include <asm/io_trapped.h>
#include <asm-generic/pci_iomap.h>
#include <mach/mangle-port.h>
@@ -244,125 +242,38 @@ unsigned long long poke_real_address_q(unsigned long long addr,
#define phys_to_virt(address) (__va(address))
#endif
-/*
- * On 32-bit SH, we traditionally have the whole physical address space
- * mapped at all times (as MIPS does), so "ioremap()" and "iounmap()" do
- * not need to do anything but place the address in the proper segment.
- * This is true for P1 and P2 addresses, as well as some P3 ones.
- * However, most of the P3 addresses and newer cores using extended
- * addressing need to map through page tables, so the ioremap()
- * implementation becomes a bit more complicated.
- *
- * See arch/sh/mm/ioremap.c for additional notes on this.
- *
- * We cheat a bit and always return uncachable areas until we've fixed
- * the drivers to handle caching properly.
- *
- * On the SH-5 the concept of segmentation in the 1:1 PXSEG sense simply
- * doesn't exist, so everything must go through page tables.
- */
#ifdef CONFIG_MMU
+void iounmap(void __iomem *addr);
void __iomem *__ioremap_caller(phys_addr_t offset, unsigned long size,
pgprot_t prot, void *caller);
-void iounmap(void __iomem *addr);
-
-static inline void __iomem *
-__ioremap(phys_addr_t offset, unsigned long size, pgprot_t prot)
-{
- return __ioremap_caller(offset, size, prot, __builtin_return_address(0));
-}
-
-static inline void __iomem *
-__ioremap_29bit(phys_addr_t offset, unsigned long size, pgprot_t prot)
-{
-#ifdef CONFIG_29BIT
- phys_addr_t last_addr = offset + size - 1;
-
- /*
- * For P1 and P2 space this is trivial, as everything is already
- * mapped. Uncached access for P1 addresses are done through P2.
- * In the P3 case or for addresses outside of the 29-bit space,
- * mapping must be done by the PMB or by using page tables.
- */
- if (likely(PXSEG(offset) < P3SEG && PXSEG(last_addr) < P3SEG)) {
- u64 flags = pgprot_val(prot);
-
- /*
- * Anything using the legacy PTEA space attributes needs
- * to be kicked down to page table mappings.
- */
- if (unlikely(flags & _PAGE_PCC_MASK))
- return NULL;
- if (unlikely(flags & _PAGE_CACHABLE))
- return (void __iomem *)P1SEGADDR(offset);
-
- return (void __iomem *)P2SEGADDR(offset);
- }
-
- /* P4 above the store queues are always mapped. */
- if (unlikely(offset >= P3_ADDR_MAX))
- return (void __iomem *)P4SEGADDR(offset);
-#endif
-
- return NULL;
-}
-
-static inline void __iomem *
-__ioremap_mode(phys_addr_t offset, unsigned long size, pgprot_t prot)
-{
- void __iomem *ret;
-
- ret = __ioremap_trapped(offset, size);
- if (ret)
- return ret;
-
- ret = __ioremap_29bit(offset, size, prot);
- if (ret)
- return ret;
-
- return __ioremap(offset, size, prot);
-}
-#else
-#define __ioremap(offset, size, prot) ((void __iomem *)(offset))
-#define __ioremap_mode(offset, size, prot) ((void __iomem *)(offset))
-static inline void iounmap(void __iomem *addr) {}
-#endif /* CONFIG_MMU */
static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size)
{
- return __ioremap_mode(offset, size, PAGE_KERNEL_NOCACHE);
+ return __ioremap_caller(offset, size, PAGE_KERNEL_NOCACHE,
+ __builtin_return_address(0));
}
static inline void __iomem *
ioremap_cache(phys_addr_t offset, unsigned long size)
{
- return __ioremap_mode(offset, size, PAGE_KERNEL);
+ return __ioremap_caller(offset, size, PAGE_KERNEL,
+ __builtin_return_address(0));
}
#define ioremap_cache ioremap_cache
#ifdef CONFIG_HAVE_IOREMAP_PROT
-static inline void __iomem *
-ioremap_prot(phys_addr_t offset, unsigned long size, unsigned long flags)
+static inline void __iomem *ioremap_prot(phys_addr_t offset, unsigned long size,
+ unsigned long flags)
{
- return __ioremap_mode(offset, size, __pgprot(flags));
+ return __ioremap_caller(offset, size, __pgprot(flags),
+ __builtin_return_address(0));
}
-#endif
+#endif /* CONFIG_HAVE_IOREMAP_PROT */
-#ifdef CONFIG_IOREMAP_FIXED
-extern void __iomem *ioremap_fixed(phys_addr_t, unsigned long, pgprot_t);
-extern int iounmap_fixed(void __iomem *);
-extern void ioremap_fixed_init(void);
-#else
-static inline void __iomem *
-ioremap_fixed(phys_addr_t phys_addr, unsigned long size, pgprot_t prot)
-{
- BUG();
- return NULL;
-}
-
-static inline void ioremap_fixed_init(void) { }
-static inline int iounmap_fixed(void __iomem *addr) { return -EINVAL; }
-#endif
+#else /* CONFIG_MMU */
+#define iounmap(addr) do { } while (0)
+#define ioremap(offset, size) ((void __iomem *)(unsigned long)(offset))
+#endif /* CONFIG_MMU */
#define ioremap_uc ioremap
@@ -381,6 +292,4 @@ static inline int iounmap_fixed(void __iomem *addr) { return -EINVAL; }
int valid_phys_addr_range(phys_addr_t addr, size_t size);
int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
-#endif /* __KERNEL__ */
-
#endif /* __ASM_SH_IO_H */
diff --git a/arch/sh/include/asm/kdebug.h b/arch/sh/include/asm/kdebug.h
index 960545306afa..de8693fabb1d 100644
--- a/arch/sh/include/asm/kdebug.h
+++ b/arch/sh/include/asm/kdebug.h
@@ -12,8 +12,7 @@ enum die_val {
};
/* arch/sh/kernel/dumpstack.c */
-extern void printk_address(unsigned long address, int reliable,
- const char *loglvl);
+extern void printk_address(unsigned long address, int reliable);
extern void dump_mem(const char *str, const char *loglvl,
unsigned long bottom, unsigned long top);
diff --git a/arch/sh/include/asm/mmu_context.h b/arch/sh/include/asm/mmu_context.h
index 48e67d544d53..f664e51e8a15 100644
--- a/arch/sh/include/asm/mmu_context.h
+++ b/arch/sh/include/asm/mmu_context.h
@@ -8,7 +8,6 @@
#ifndef __ASM_SH_MMU_CONTEXT_H
#define __ASM_SH_MMU_CONTEXT_H
-#ifdef __KERNEL__
#include <cpu/mmu_context.h>
#include <asm/tlbflush.h>
#include <linux/uaccess.h>
@@ -177,5 +176,4 @@ static inline void disable_mmu(void)
#define disable_mmu() do { } while (0)
#endif
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_MMU_CONTEXT_H */
diff --git a/arch/sh/include/asm/mmzone.h b/arch/sh/include/asm/mmzone.h
index cbaee1d1b673..6552a088dc97 100644
--- a/arch/sh/include/asm/mmzone.h
+++ b/arch/sh/include/asm/mmzone.h
@@ -2,8 +2,6 @@
#ifndef __ASM_SH_MMZONE_H
#define __ASM_SH_MMZONE_H
-#ifdef __KERNEL__
-
#ifdef CONFIG_NEED_MULTIPLE_NODES
#include <linux/numa.h>
@@ -44,5 +42,4 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn,
/* arch/sh/mm/init.c */
void __init allocate_pgdat(unsigned int nid);
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_MMZONE_H */
diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h
index 10a36b1cf2ea..ad22e88c6657 100644
--- a/arch/sh/include/asm/pci.h
+++ b/arch/sh/include/asm/pci.h
@@ -2,8 +2,6 @@
#ifndef __ASM_SH_PCI_H
#define __ASM_SH_PCI_H
-#ifdef __KERNEL__
-
/* Can be used to override the logic in pci_scan_bus for skipping
already-configured bus numbers - to be used for buggy BIOSes
or architectures with incomplete PCI setup by the loader */
@@ -96,6 +94,4 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
return channel ? 15 : 14;
}
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_PCI_H */
-
diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h
index d44409413418..aa92cc933889 100644
--- a/arch/sh/include/asm/processor_32.h
+++ b/arch/sh/include/asm/processor_32.h
@@ -8,7 +8,6 @@
#ifndef __ASM_SH_PROCESSOR_32_H
#define __ASM_SH_PROCESSOR_32_H
-#ifdef __KERNEL__
#include <linux/compiler.h>
#include <linux/linkage.h>
@@ -203,5 +202,4 @@ static inline void prefetchw(const void *x)
}
#endif
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_PROCESSOR_32_H */
diff --git a/arch/sh/include/asm/smc37c93x.h b/arch/sh/include/asm/smc37c93x.h
index f054c30a171a..891f2f8f2fd0 100644
--- a/arch/sh/include/asm/smc37c93x.h
+++ b/arch/sh/include/asm/smc37c93x.h
@@ -112,8 +112,8 @@ typedef struct uart_reg {
#define FCR_RFRES 0x0200 /* Receiver FIFO reset */
#define FCR_TFRES 0x0400 /* Transmitter FIFO reset */
#define FCR_DMA 0x0800 /* DMA mode select */
-#define FCR_RTL 0x4000 /* Receiver triger (LSB) */
-#define FCR_RTM 0x8000 /* Receiver triger (MSB) */
+#define FCR_RTL 0x4000 /* Receiver trigger (LSB) */
+#define FCR_RTM 0x8000 /* Receiver trigger (MSB) */
/* Line Control Register */
diff --git a/arch/sh/include/asm/sparsemem.h b/arch/sh/include/asm/sparsemem.h
index 084706bb8cca..4703cbe23844 100644
--- a/arch/sh/include/asm/sparsemem.h
+++ b/arch/sh/include/asm/sparsemem.h
@@ -2,7 +2,6 @@
#ifndef __ASM_SH_SPARSEMEM_H
#define __ASM_SH_SPARSEMEM_H
-#ifdef __KERNEL__
/*
* SECTION_SIZE_BITS 2^N: how big each section will be
* MAX_PHYSMEM_BITS 2^N: how much physical address space we have
@@ -10,6 +9,4 @@
#define SECTION_SIZE_BITS 26
#define MAX_PHYSMEM_BITS 32
-#endif
-
#endif /* __ASM_SH_SPARSEMEM_H */
diff --git a/arch/sh/include/asm/stacktrace.h b/arch/sh/include/asm/stacktrace.h
index 50c173c0b9f5..4f98cdc64ec5 100644
--- a/arch/sh/include/asm/stacktrace.h
+++ b/arch/sh/include/asm/stacktrace.h
@@ -12,8 +12,6 @@
struct stacktrace_ops {
void (*address)(void *data, unsigned long address, int reliable);
- /* On negative return stop dumping */
- int (*stack)(void *data, char *name);
};
void dump_trace(struct task_struct *tsk, struct pt_regs *regs,
diff --git a/arch/sh/include/asm/string_32.h b/arch/sh/include/asm/string_32.h
index be3f9a08cbc9..a276b193d3b4 100644
--- a/arch/sh/include/asm/string_32.h
+++ b/arch/sh/include/asm/string_32.h
@@ -2,8 +2,6 @@
#ifndef __ASM_SH_STRING_H
#define __ASM_SH_STRING_H
-#ifdef __KERNEL__
-
/*
* Copyright (C) 1999 Niibe Yutaka
* But consider these trivial functions to be public domain.
@@ -101,6 +99,4 @@ extern void *memchr(const void *__s, int __c, size_t __n);
#define __HAVE_ARCH_STRLEN
extern size_t strlen(const char *);
-#endif /* __KERNEL__ */
-
#endif /* __ASM_SH_STRING_H */
diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h
index 0b5b8e75edac..cb51a7528384 100644
--- a/arch/sh/include/asm/syscall_32.h
+++ b/arch/sh/include/asm/syscall_32.h
@@ -40,10 +40,7 @@ static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
- if (error)
- regs->regs[0] = -error;
- else
- regs->regs[0] = val;
+ regs->regs[0] = (long) error ?: val;
}
static inline void syscall_get_arguments(struct task_struct *task,
diff --git a/arch/sh/include/asm/syscalls_32.h b/arch/sh/include/asm/syscalls_32.h
index 9f9faf63b48c..5c555b864fe0 100644
--- a/arch/sh/include/asm/syscalls_32.h
+++ b/arch/sh/include/asm/syscalls_32.h
@@ -2,8 +2,6 @@
#ifndef __ASM_SH_SYSCALLS_32_H
#define __ASM_SH_SYSCALLS_32_H
-#ifdef __KERNEL__
-
#include <linux/compiler.h>
#include <linux/linkage.h>
#include <linux/types.h>
@@ -26,5 +24,4 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int save_r0,
unsigned long thread_info_flags);
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_SYSCALLS_32_H */
diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h
index 6404be69d5fa..243ea5150aa0 100644
--- a/arch/sh/include/asm/thread_info.h
+++ b/arch/sh/include/asm/thread_info.h
@@ -10,8 +10,6 @@
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
* - Incorporating suggestions made by Linus Torvalds and Dave Miller
*/
-#ifdef __KERNEL__
-
#include <asm/page.h>
/*
@@ -170,7 +168,4 @@ static inline unsigned int get_thread_fault_code(void)
}
#endif /* !__ASSEMBLY__ */
-
-#endif /* __KERNEL__ */
-
#endif /* __ASM_SH_THREAD_INFO_H */
diff --git a/arch/sh/include/asm/uaccess_32.h b/arch/sh/include/asm/uaccess_32.h
index 624cf55acc27..5d7ddc092afd 100644
--- a/arch/sh/include/asm/uaccess_32.h
+++ b/arch/sh/include/asm/uaccess_32.h
@@ -26,6 +26,9 @@ do { \
case 4: \
__get_user_asm(x, ptr, retval, "l"); \
break; \
+ case 8: \
+ __get_user_u64(x, ptr, retval); \
+ break; \
default: \
__get_user_unknown(); \
break; \
@@ -66,6 +69,56 @@ do { \
extern void __get_user_unknown(void);
+#if defined(CONFIG_CPU_LITTLE_ENDIAN)
+#define __get_user_u64(x, addr, err) \
+({ \
+__asm__ __volatile__( \
+ "1:\n\t" \
+ "mov.l %2,%R1\n\t" \
+ "mov.l %T2,%S1\n\t" \
+ "2:\n" \
+ ".section .fixup,\"ax\"\n" \
+ "3:\n\t" \
+ "mov #0,%R1\n\t" \
+ "mov #0,%S1\n\t" \
+ "mov.l 4f, %0\n\t" \
+ "jmp @%0\n\t" \
+ " mov %3, %0\n\t" \
+ ".balign 4\n" \
+ "4: .long 2b\n\t" \
+ ".previous\n" \
+ ".section __ex_table,\"a\"\n\t" \
+ ".long 1b, 3b\n\t" \
+ ".long 1b + 2, 3b\n\t" \
+ ".previous" \
+ :"=&r" (err), "=&r" (x) \
+ :"m" (__m(addr)), "i" (-EFAULT), "0" (err)); })
+#else
+#define __get_user_u64(x, addr, err) \
+({ \
+__asm__ __volatile__( \
+ "1:\n\t" \
+ "mov.l %2,%S1\n\t" \
+ "mov.l %T2,%R1\n\t" \
+ "2:\n" \
+ ".section .fixup,\"ax\"\n" \
+ "3:\n\t" \
+ "mov #0,%S1\n\t" \
+ "mov #0,%R1\n\t" \
+ "mov.l 4f, %0\n\t" \
+ "jmp @%0\n\t" \
+ " mov %3, %0\n\t" \
+ ".balign 4\n" \
+ "4: .long 2b\n\t" \
+ ".previous\n" \
+ ".section __ex_table,\"a\"\n\t" \
+ ".long 1b, 3b\n\t" \
+ ".long 1b + 2, 3b\n\t" \
+ ".previous" \
+ :"=&r" (err), "=&r" (x) \
+ :"m" (__m(addr)), "i" (-EFAULT), "0" (err)); })
+#endif
+
#define __put_user_size(x,ptr,size,retval) \
do { \
retval = 0; \
diff --git a/arch/sh/include/asm/watchdog.h b/arch/sh/include/asm/watchdog.h
index cecd0fc507f9..b9ca4c99f046 100644
--- a/arch/sh/include/asm/watchdog.h
+++ b/arch/sh/include/asm/watchdog.h
@@ -8,7 +8,6 @@
*/
#ifndef __ASM_SH_WATCHDOG_H
#define __ASM_SH_WATCHDOG_H
-#ifdef __KERNEL__
#include <linux/types.h>
#include <linux/io.h>
@@ -157,5 +156,4 @@ static inline void sh_wdt_write_csr(__u8 val)
__raw_writew((WTCSR_HIGH << 8) | (__u16)val, WTCSR);
}
#endif /* CONFIG_CPU_SUBTYPE_SH7785 || CONFIG_CPU_SUBTYPE_SH7780 */
-#endif /* __KERNEL__ */
#endif /* __ASM_SH_WATCHDOG_H */
diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile
index b0f5574b6228..aa0fbc9202b1 100644
--- a/arch/sh/kernel/Makefile
+++ b/arch/sh/kernel/Makefile
@@ -47,5 +47,3 @@ obj-$(CONFIG_DWARF_UNWINDER) += dwarf.o
obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_callchain.o
obj-$(CONFIG_DMA_NONCOHERENT) += dma-coherent.o
obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
-
-ccflags-y := -Werror
diff --git a/arch/sh/kernel/disassemble.c b/arch/sh/kernel/disassemble.c
index 845543780cc5..08e1af63edd9 100644
--- a/arch/sh/kernel/disassemble.c
+++ b/arch/sh/kernel/disassemble.c
@@ -376,148 +376,148 @@ static void print_sh_insn(u32 memaddr, u16 insn)
}
ok:
- printk("%-8s ", op->name);
+ pr_cont("%-8s ", op->name);
lastsp = (op->arg[0] == A_END);
disp_pc = 0;
for (n = 0; n < 6 && op->arg[n] != A_END; n++) {
if (n && op->arg[1] != A_END)
- printk(", ");
+ pr_cont(", ");
switch (op->arg[n]) {
case A_IMM:
- printk("#%d", (char)(imm));
+ pr_cont("#%d", (char)(imm));
break;
case A_R0:
- printk("r0");
+ pr_cont("r0");
break;
case A_REG_N:
- printk("r%d", rn);
+ pr_cont("r%d", rn);
break;
case A_INC_N:
- printk("@r%d+", rn);
+ pr_cont("@r%d+", rn);
break;
case A_DEC_N:
- printk("@-r%d", rn);
+ pr_cont("@-r%d", rn);
break;
case A_IND_N:
- printk("@r%d", rn);
+ pr_cont("@r%d", rn);
break;
case A_DISP_REG_N:
- printk("@(%d,r%d)", imm, rn);
+ pr_cont("@(%d,r%d)", imm, rn);
break;
case A_REG_M:
- printk("r%d", rm);
+ pr_cont("r%d", rm);
break;
case A_INC_M:
- printk("@r%d+", rm);
+ pr_cont("@r%d+", rm);
break;
case A_DEC_M:
- printk("@-r%d", rm);
+ pr_cont("@-r%d", rm);
break;
case A_IND_M:
- printk("@r%d", rm);
+ pr_cont("@r%d", rm);
break;
case A_DISP_REG_M:
- printk("@(%d,r%d)", imm, rm);
+ pr_cont("@(%d,r%d)", imm, rm);
break;
case A_REG_B:
- printk("r%d_bank", rb);
+ pr_cont("r%d_bank", rb);
break;
case A_DISP_PC:
disp_pc = 1;
disp_pc_addr = imm + 4 + (memaddr & relmask);
- printk("%08x <%pS>", disp_pc_addr,
- (void *)disp_pc_addr);
+ pr_cont("%08x <%pS>", disp_pc_addr,
+ (void *)disp_pc_addr);
break;
case A_IND_R0_REG_N:
- printk("@(r0,r%d)", rn);
+ pr_cont("@(r0,r%d)", rn);
break;
case A_IND_R0_REG_M:
- printk("@(r0,r%d)", rm);
+ pr_cont("@(r0,r%d)", rm);
break;
case A_DISP_GBR:
- printk("@(%d,gbr)",imm);
+ pr_cont("@(%d,gbr)", imm);
break;
case A_R0_GBR:
- printk("@(r0,gbr)");
+ pr_cont("@(r0,gbr)");
break;
case A_BDISP12:
case A_BDISP8:
- printk("%08x", imm + memaddr);
+ pr_cont("%08x", imm + memaddr);
break;
case A_SR:
- printk("sr");
+ pr_cont("sr");
break;
case A_GBR:
- printk("gbr");
+ pr_cont("gbr");
break;
case A_VBR:
- printk("vbr");
+ pr_cont("vbr");
break;
case A_SSR:
- printk("ssr");
+ pr_cont("ssr");
break;
case A_SPC:
- printk("spc");
+ pr_cont("spc");
break;
case A_MACH:
- printk("mach");
+ pr_cont("mach");
break;
case A_MACL:
- printk("macl");
+ pr_cont("macl");
break;
case A_PR:
- printk("pr");
+ pr_cont("pr");
break;
case A_SGR:
- printk("sgr");
+ pr_cont("sgr");
break;
case A_DBR:
- printk("dbr");
+ pr_cont("dbr");
break;
case FD_REG_N:
case F_REG_N:
- printk("fr%d", rn);
+ pr_cont("fr%d", rn);
break;
case F_REG_M:
- printk("fr%d", rm);
+ pr_cont("fr%d", rm);
break;
case DX_REG_N:
if (rn & 1) {
- printk("xd%d", rn & ~1);
+ pr_cont("xd%d", rn & ~1);
break;
}
/* else, fall through */
case D_REG_N:
- printk("dr%d", rn);
+ pr_cont("dr%d", rn);
break;
case DX_REG_M:
if (rm & 1) {
- printk("xd%d", rm & ~1);
+ pr_cont("xd%d", rm & ~1);
break;
}
/* else, fall through */
case D_REG_M:
- printk("dr%d", rm);
+ pr_cont("dr%d", rm);
break;
case FPSCR_M:
case FPSCR_N:
- printk("fpscr");
+ pr_cont("fpscr");
break;
case FPUL_M:
case FPUL_N:
- printk("fpul");
+ pr_cont("fpul");
break;
case F_FR0:
- printk("fr0");
+ pr_cont("fr0");
break;
case V_REG_N:
- printk("fv%d", rn*4);
+ pr_cont("fv%d", rn*4);
break;
case V_REG_M:
- printk("fv%d", rm*4);
+ pr_cont("fv%d", rm*4);
break;
case XMTRX_M4:
- printk("xmtrx");
+ pr_cont("xmtrx");
break;
default:
return;
@@ -532,7 +532,7 @@ static void print_sh_insn(u32 memaddr, u16 insn)
else
__get_user(val, (u32 *)disp_pc_addr);
- printk(" ! %08x <%pS>", val, (void *)val);
+ pr_cont(" ! %08x <%pS>", val, (void *)val);
}
return;
@@ -541,7 +541,7 @@ static void print_sh_insn(u32 memaddr, u16 insn)
}
- printk(".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]);
+ pr_info(".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]);
}
void show_code(struct pt_regs *regs)
@@ -552,20 +552,21 @@ void show_code(struct pt_regs *regs)
if (regs->pc & 0x1)
return;
- printk("Code:\n");
+ pr_info("Code:\n");
for (i = -3 ; i < 6 ; i++) {
unsigned short insn;
if (__get_user(insn, pc + i)) {
- printk(" (Bad address in pc)\n");
+ pr_err(" (Bad address in pc)\n");
break;
}
- printk("%s%08lx: ", (i ? " ": "->"), (unsigned long)(pc + i));
+ pr_info("%s%08lx: ", (i ? " " : "->"),
+ (unsigned long)(pc + i));
print_sh_insn((unsigned long)(pc + i), insn);
- printk("\n");
+ pr_cont("\n");
}
- printk("\n");
+ pr_info("\n");
}
diff --git a/arch/sh/kernel/dma-coherent.c b/arch/sh/kernel/dma-coherent.c
index d4811691b93c..cd46a9825e3c 100644
--- a/arch/sh/kernel/dma-coherent.c
+++ b/arch/sh/kernel/dma-coherent.c
@@ -3,60 +3,13 @@
* Copyright (C) 2004 - 2007 Paul Mundt
*/
#include <linux/mm.h>
-#include <linux/init.h>
#include <linux/dma-noncoherent.h>
-#include <linux/module.h>
#include <asm/cacheflush.h>
#include <asm/addrspace.h>
-void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle,
- gfp_t gfp, unsigned long attrs)
+void arch_dma_prep_coherent(struct page *page, size_t size)
{
- void *ret, *ret_nocache;
- int order = get_order(size);
-
- gfp |= __GFP_ZERO;
-
- ret = (void *)__get_free_pages(gfp, order);
- if (!ret)
- return NULL;
-
- /*
- * Pages from the page allocator may have data present in
- * cache. So flush the cache before using uncached memory.
- */
- arch_sync_dma_for_device(virt_to_phys(ret), size,
- DMA_BIDIRECTIONAL);
-
- ret_nocache = (void __force *)ioremap(virt_to_phys(ret), size);
- if (!ret_nocache) {
- free_pages((unsigned long)ret, order);
- return NULL;
- }
-
- split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order);
-
- *dma_handle = virt_to_phys(ret);
- if (!WARN_ON(!dev))
- *dma_handle -= PFN_PHYS(dev->dma_pfn_offset);
-
- return ret_nocache;
-}
-
-void arch_dma_free(struct device *dev, size_t size, void *vaddr,
- dma_addr_t dma_handle, unsigned long attrs)
-{
- int order = get_order(size);
- unsigned long pfn = (dma_handle >> PAGE_SHIFT);
- int k;
-
- if (!WARN_ON(!dev))
- pfn += dev->dma_pfn_offset;
-
- for (k = 0; k < (1 << order); k++)
- __free_pages(pfn_to_page(pfn + k), 0);
-
- iounmap(vaddr);
+ __flush_purge_region(page_address(page), size);
}
void arch_sync_dma_for_device(phys_addr_t paddr, size_t size,
diff --git a/arch/sh/kernel/dumpstack.c b/arch/sh/kernel/dumpstack.c
index a13c045804ed..758a6c89e911 100644
--- a/arch/sh/kernel/dumpstack.c
+++ b/arch/sh/kernel/dumpstack.c
@@ -16,8 +16,8 @@
#include <asm/unwinder.h>
#include <asm/stacktrace.h>
-void dump_mem(const char *str, const char *loglvl,
- unsigned long bottom, unsigned long top)
+void dump_mem(const char *str, const char *loglvl, unsigned long bottom,
+ unsigned long top)
{
unsigned long p;
int i;
@@ -31,23 +31,23 @@ void dump_mem(const char *str, const char *loglvl,
unsigned int val;
if (p < bottom || p >= top)
- printk("%s ", loglvl);
+ pr_cont(" ");
else {
if (__get_user(val, (unsigned int __user *)p)) {
- printk("%s\n", loglvl);
+ pr_cont("\n");
return;
}
- printk("%s%08x ", loglvl, val);
+ pr_cont("%08x ", val);
}
}
- printk("%s\n", loglvl);
+ pr_cont("\n");
}
}
-void printk_address(unsigned long address, int reliable, const char *loglvl)
+void printk_address(unsigned long address, int reliable)
{
- printk("%s [<%p>] %s%pS\n", loglvl, (void *) address,
- reliable ? "" : "? ", (void *) address);
+ pr_cont(" [<%px>] %s%pS\n", (void *) address,
+ reliable ? "" : "? ", (void *) address);
}
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
@@ -107,22 +107,16 @@ stack_reader_dump(struct task_struct *task, struct pt_regs *regs,
}
}
-static int print_trace_stack(void *data, char *name)
-{
- printk("%s <%s> ", (char *)data, name);
- return 0;
-}
-
/*
* Print one address/symbol entries per line.
*/
static void print_trace_address(void *data, unsigned long addr, int reliable)
{
- printk_address(addr, reliable, (char *)data);
+ printk("%s", (char *)data);
+ printk_address(addr, reliable);
}
static const struct stacktrace_ops print_trace_ops = {
- .stack = print_trace_stack,
.address = print_trace_address,
};
@@ -136,7 +130,7 @@ void show_trace(struct task_struct *tsk, unsigned long *sp,
unwind_stack(tsk, regs, sp, &print_trace_ops, (void *)loglvl);
- printk("%s\n", loglvl);
+ pr_cont("\n");
if (!tsk)
tsk = current;
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index 9bac5bbb67f3..ad963104d22d 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -178,34 +178,6 @@ syscall_exit_work:
bra resume_userspace
nop
- .align 2
-syscall_trace_entry:
- ! Yes it is traced.
- mov r15, r4
- mov.l 7f, r11 ! Call do_syscall_trace_enter which notifies
- jsr @r11 ! superior (will chomp R[0-7])
- nop
- mov.l r0, @(OFF_R0,r15) ! Save return value
- ! Reload R0-R4 from kernel stack, where the
- ! parent may have modified them using
- ! ptrace(POKEUSR). (Note that R0-R2 are
- ! reloaded from the kernel stack by syscall_call
- ! below, so don't need to be reloaded here.)
- ! This allows the parent to rewrite system calls
- ! and args on the fly.
- mov.l @(OFF_R4,r15), r4 ! arg0
- mov.l @(OFF_R5,r15), r5
- mov.l @(OFF_R6,r15), r6
- mov.l @(OFF_R7,r15), r7 ! arg3
- mov.l @(OFF_R3,r15), r3 ! syscall_nr
- !
- mov.l 6f, r10 ! Number of syscalls
- cmp/hs r10, r3
- bf syscall_call
- mov #-ENOSYS, r0
- bra syscall_exit
- mov.l r0, @(OFF_R0,r15) ! Return value
-
__restore_all:
mov #OFF_SR, r0
mov.l @(r0,r15), r0 ! get status register
@@ -388,6 +360,37 @@ syscall_exit:
bf syscall_exit_work
bra __restore_all
nop
+
+ .align 2
+syscall_trace_entry:
+ ! Yes it is traced.
+ mov r15, r4
+ mov.l 7f, r11 ! Call do_syscall_trace_enter which notifies
+ jsr @r11 ! superior (will chomp R[0-7])
+ nop
+ cmp/eq #-1, r0
+ bt syscall_exit
+ mov.l r0, @(OFF_R0,r15) ! Save return value
+ ! Reload R0-R4 from kernel stack, where the
+ ! parent may have modified them using
+ ! ptrace(POKEUSR). (Note that R0-R2 are
+ ! reloaded from the kernel stack by syscall_call
+ ! below, so don't need to be reloaded here.)
+ ! This allows the parent to rewrite system calls
+ ! and args on the fly.
+ mov.l @(OFF_R4,r15), r4 ! arg0
+ mov.l @(OFF_R5,r15), r5
+ mov.l @(OFF_R6,r15), r6
+ mov.l @(OFF_R7,r15), r7 ! arg3
+ mov.l @(OFF_R3,r15), r3 ! syscall_nr
+ !
+ mov.l 6f, r10 ! Number of syscalls
+ cmp/hs r10, r3
+ bf syscall_call
+ mov #-ENOSYS, r0
+ bra syscall_exit
+ mov.l r0, @(OFF_R0,r15) ! Return value
+
.align 2
#if !defined(CONFIG_CPU_SH2)
1: .long TRA
diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c
index 037aab2708b7..004ad0130b10 100644
--- a/arch/sh/kernel/io_trapped.c
+++ b/arch/sh/kernel/io_trapped.c
@@ -102,7 +102,6 @@ int register_trapped_io(struct trapped_io *tiop)
pr_warn("unable to install trapped io filter\n");
return -1;
}
-EXPORT_SYMBOL_GPL(register_trapped_io);
void __iomem *match_trapped_io_handler(struct list_head *list,
unsigned long offset,
@@ -131,7 +130,6 @@ void __iomem *match_trapped_io_handler(struct list_head *list,
spin_unlock_irqrestore(&trapped_lock, flags);
return NULL;
}
-EXPORT_SYMBOL_GPL(match_trapped_io_handler);
static struct trapped_io *lookup_tiop(unsigned long address)
{
diff --git a/arch/sh/kernel/ioport.c b/arch/sh/kernel/ioport.c
index 34f8cdbbcf0b..f39446a658bd 100644
--- a/arch/sh/kernel/ioport.c
+++ b/arch/sh/kernel/ioport.c
@@ -7,6 +7,7 @@
*/
#include <linux/module.h>
#include <linux/io.h>
+#include <asm/io_trapped.h>
unsigned long sh_io_port_base __read_mostly = -1;
EXPORT_SYMBOL(sh_io_port_base);
diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c
index 76bd8955d4fe..d606679a211e 100644
--- a/arch/sh/kernel/machvec.c
+++ b/arch/sh/kernel/machvec.c
@@ -65,10 +65,10 @@ static int __init early_parse_mv(char *from)
mvp = get_mv_byname(mv_name);
if (unlikely(!mvp)) {
- printk("Available vectors:\n\n\t'%s', ", sh_mv.mv_name);
+ pr_info("Available vectors:\n\n\t'%s', ", sh_mv.mv_name);
for_each_mv(mvp)
- printk("'%s', ", mvp->mv_name);
- printk("\n\n");
+ pr_cont("'%s', ", mvp->mv_name);
+ pr_cont("\n\n");
panic("Failed to select machvec '%s' -- halting.\n",
mv_name);
} else
@@ -105,7 +105,7 @@ void __init sh_mv_setup(void)
sh_mv = *(struct sh_machine_vector *)&__machvec_start;
}
- printk(KERN_NOTICE "Booting machvec: %s\n", get_system_type());
+ pr_notice("Booting machvec: %s\n", get_system_type());
/*
* Manually walk the vec, fill in anything that the board hasn't yet
diff --git a/arch/sh/kernel/perf_callchain.c b/arch/sh/kernel/perf_callchain.c
index 6281f2fdf9ca..c9d3aa18732d 100644
--- a/arch/sh/kernel/perf_callchain.c
+++ b/arch/sh/kernel/perf_callchain.c
@@ -11,11 +11,6 @@
#include <asm/unwinder.h>
#include <asm/ptrace.h>
-static int callchain_stack(void *data, char *name)
-{
- return 0;
-}
-
static void callchain_address(void *data, unsigned long addr, int reliable)
{
struct perf_callchain_entry_ctx *entry = data;
@@ -25,7 +20,6 @@ static void callchain_address(void *data, unsigned long addr, int reliable)
}
static const struct stacktrace_ops callchain_ops = {
- .stack = callchain_stack,
.address = callchain_address,
};
diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c
index a432c364b13a..80a5d1c66a51 100644
--- a/arch/sh/kernel/process_32.c
+++ b/arch/sh/kernel/process_32.c
@@ -30,34 +30,30 @@
void show_regs(struct pt_regs * regs)
{
- printk("\n");
+ pr_info("\n");
show_regs_print_info(KERN_DEFAULT);
- printk("PC is at %pS\n", (void *)instruction_pointer(regs));
- printk("PR is at %pS\n", (void *)regs->pr);
+ pr_info("PC is at %pS\n", (void *)instruction_pointer(regs));
+ pr_info("PR is at %pS\n", (void *)regs->pr);
- printk("PC : %08lx SP : %08lx SR : %08lx ",
- regs->pc, regs->regs[15], regs->sr);
+ pr_info("PC : %08lx SP : %08lx SR : %08lx ", regs->pc,
+ regs->regs[15], regs->sr);
#ifdef CONFIG_MMU
- printk("TEA : %08x\n", __raw_readl(MMU_TEA));
+ pr_cont("TEA : %08x\n", __raw_readl(MMU_TEA));
#else
- printk("\n");
+ pr_cont("\n");
#endif
- printk("R0 : %08lx R1 : %08lx R2 : %08lx R3 : %08lx\n",
- regs->regs[0],regs->regs[1],
- regs->regs[2],regs->regs[3]);
- printk("R4 : %08lx R5 : %08lx R6 : %08lx R7 : %08lx\n",
- regs->regs[4],regs->regs[5],
- regs->regs[6],regs->regs[7]);
- printk("R8 : %08lx R9 : %08lx R10 : %08lx R11 : %08lx\n",
- regs->regs[8],regs->regs[9],
- regs->regs[10],regs->regs[11]);
- printk("R12 : %08lx R13 : %08lx R14 : %08lx\n",
- regs->regs[12],regs->regs[13],
- regs->regs[14]);
- printk("MACH: %08lx MACL: %08lx GBR : %08lx PR : %08lx\n",
- regs->mach, regs->macl, regs->gbr, regs->pr);
+ pr_info("R0 : %08lx R1 : %08lx R2 : %08lx R3 : %08lx\n",
+ regs->regs[0], regs->regs[1], regs->regs[2], regs->regs[3]);
+ pr_info("R4 : %08lx R5 : %08lx R6 : %08lx R7 : %08lx\n",
+ regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]);
+ pr_info("R8 : %08lx R9 : %08lx R10 : %08lx R11 : %08lx\n",
+ regs->regs[8], regs->regs[9], regs->regs[10], regs->regs[11]);
+ pr_info("R12 : %08lx R13 : %08lx R14 : %08lx\n",
+ regs->regs[12], regs->regs[13], regs->regs[14]);
+ pr_info("MACH: %08lx MACL: %08lx GBR : %08lx PR : %08lx\n",
+ regs->mach, regs->macl, regs->gbr, regs->pr);
show_trace(NULL, (unsigned long *)regs->regs[15], regs, KERN_DEFAULT);
show_code(regs);
diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c
index 609b7c917e6e..b05bf92f9c32 100644
--- a/arch/sh/kernel/ptrace_32.c
+++ b/arch/sh/kernel/ptrace_32.c
@@ -457,8 +457,6 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
{
long ret = 0;
- secure_computing_strict(regs->regs[0]);
-
if (test_thread_flag(TIF_SYSCALL_TRACE) &&
tracehook_report_syscall_entry(regs))
/*
@@ -468,6 +466,9 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
*/
ret = -1L;
+ if (secure_computing() == -1)
+ return -1;
+
if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
trace_sys_enter(regs, regs->regs[0]);
diff --git a/arch/sh/kernel/stacktrace.c b/arch/sh/kernel/stacktrace.c
index 2950b19ad077..daf0b53ee066 100644
--- a/arch/sh/kernel/stacktrace.c
+++ b/arch/sh/kernel/stacktrace.c
@@ -15,11 +15,6 @@
#include <asm/ptrace.h>
#include <asm/stacktrace.h>
-static int save_stack_stack(void *data, char *name)
-{
- return 0;
-}
-
/*
* Save stack-backtrace addresses into a stack_trace buffer.
*/
@@ -40,7 +35,6 @@ static void save_stack_address(void *data, unsigned long addr, int reliable)
}
static const struct stacktrace_ops save_stack_ops = {
- .stack = save_stack_stack,
.address = save_stack_address,
};
@@ -73,7 +67,6 @@ save_stack_address_nosched(void *data, unsigned long addr, int reliable)
}
static const struct stacktrace_ops save_stack_ops_nosched = {
- .stack = save_stack_stack,
.address = save_stack_address_nosched,
};
diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile
index d0abbe5e38b0..eb473d373ca4 100644
--- a/arch/sh/lib/Makefile
+++ b/arch/sh/lib/Makefile
@@ -30,5 +30,3 @@ memset-$(CONFIG_CPU_SH4) := memset-sh4.o
lib-$(CONFIG_MMU) += copy_page.o __clear_user.o
lib-$(CONFIG_MCOUNT) += mcount.o
lib-y += $(memcpy-y) $(memset-y) $(udivsi3-y)
-
-ccflags-y := -Werror
diff --git a/arch/sh/lib/delay.c b/arch/sh/lib/delay.c
index 540e670dbafc..dad8e6a54906 100644
--- a/arch/sh/lib/delay.c
+++ b/arch/sh/lib/delay.c
@@ -29,7 +29,6 @@ void __delay(unsigned long loops)
: "0" (loops)
: "t");
}
-EXPORT_SYMBOL(__delay);
inline void __const_udelay(unsigned long xloops)
{
diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile
index 487da0ff03b3..f69ddc70b146 100644
--- a/arch/sh/mm/Makefile
+++ b/arch/sh/mm/Makefile
@@ -43,5 +43,3 @@ obj-$(CONFIG_UNCACHED_MAPPING) += uncached.o
obj-$(CONFIG_HAVE_SRAM_POOL) += sram.o
GCOV_PROFILE_pmb.o := n
-
-ccflags-y := -Werror
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index 3169a343a5ab..0de206c1acfe 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -57,8 +57,6 @@ int __init platform_resource_setup_memory(struct platform_device *pdev,
return -ENOMEM;
}
- memset(buf, 0, memsize);
-
r->flags = IORESOURCE_MEM;
r->start = dma_handle;
r->end = r->start + memsize - 1;
diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c
index 482668a2f6d3..88a1f453d73e 100644
--- a/arch/sh/mm/fault.c
+++ b/arch/sh/mm/fault.c
@@ -208,13 +208,12 @@ show_fault_oops(struct pt_regs *regs, unsigned long address)
if (!oops_may_print())
return;
- printk(KERN_ALERT "PC:");
pr_alert("BUG: unable to handle kernel %s at %08lx\n",
address < PAGE_SIZE ? "NULL pointer dereference"
: "paging request",
address);
pr_alert("PC:");
- printk_address(regs->pc, 1, KERN_ALERT);
+ printk_address(regs->pc, 1);
show_pte(NULL, address);
}
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index cd1379360f08..4735176ab811 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -29,6 +29,7 @@
#include <asm/cache.h>
#include <asm/pgalloc.h>
#include <linux/sizes.h>
+#include "ioremap.h"
pgd_t swapper_pg_dir[PTRS_PER_PGD];
diff --git a/arch/sh/mm/ioremap.c b/arch/sh/mm/ioremap.c
index f6d02246d665..21342581144d 100644
--- a/arch/sh/mm/ioremap.c
+++ b/arch/sh/mm/ioremap.c
@@ -18,12 +18,59 @@
#include <linux/mm.h>
#include <linux/pci.h>
#include <linux/io.h>
+#include <asm/io_trapped.h>
#include <asm/page.h>
#include <asm/pgalloc.h>
#include <asm/addrspace.h>
#include <asm/cacheflush.h>
#include <asm/tlbflush.h>
#include <asm/mmu.h>
+#include "ioremap.h"
+
+/*
+ * On 32-bit SH, we traditionally have the whole physical address space mapped
+ * at all times (as MIPS does), so "ioremap()" and "iounmap()" do not need to do
+ * anything but place the address in the proper segment. This is true for P1
+ * and P2 addresses, as well as some P3 ones. However, most of the P3 addresses
+ * and newer cores using extended addressing need to map through page tables, so
+ * the ioremap() implementation becomes a bit more complicated.
+ */
+#ifdef CONFIG_29BIT
+static void __iomem *
+__ioremap_29bit(phys_addr_t offset, unsigned long size, pgprot_t prot)
+{
+ phys_addr_t last_addr = offset + size - 1;
+
+ /*
+ * For P1 and P2 space this is trivial, as everything is already
+ * mapped. Uncached access for P1 addresses are done through P2.
+ * In the P3 case or for addresses outside of the 29-bit space,
+ * mapping must be done by the PMB or by using page tables.
+ */
+ if (likely(PXSEG(offset) < P3SEG && PXSEG(last_addr) < P3SEG)) {
+ u64 flags = pgprot_val(prot);
+
+ /*
+ * Anything using the legacy PTEA space attributes needs
+ * to be kicked down to page table mappings.
+ */
+ if (unlikely(flags & _PAGE_PCC_MASK))
+ return NULL;
+ if (unlikely(flags & _PAGE_CACHABLE))
+ return (void __iomem *)P1SEGADDR(offset);
+
+ return (void __iomem *)P2SEGADDR(offset);
+ }
+
+ /* P4 above the store queues are always mapped. */
+ if (unlikely(offset >= P3_ADDR_MAX))
+ return (void __iomem *)P4SEGADDR(offset);
+
+ return NULL;
+}
+#else
+#define __ioremap_29bit(offset, size, prot) NULL
+#endif /* CONFIG_29BIT */
/*
* Remap an arbitrary physical address space into the kernel virtual
@@ -42,6 +89,14 @@ __ioremap_caller(phys_addr_t phys_addr, unsigned long size,
unsigned long offset, last_addr, addr, orig_addr;
void __iomem *mapped;
+ mapped = __ioremap_trapped(phys_addr, size);
+ if (mapped)
+ return mapped;
+
+ mapped = __ioremap_29bit(phys_addr, size, pgprot);
+ if (mapped)
+ return mapped;
+
/* Don't allow wraparound or zero size */
last_addr = phys_addr + size - 1;
if (!size || last_addr < phys_addr)
diff --git a/arch/sh/mm/ioremap.h b/arch/sh/mm/ioremap.h
new file mode 100644
index 000000000000..f2544e721a35
--- /dev/null
+++ b/arch/sh/mm/ioremap.h
@@ -0,0 +1,23 @@
+#ifndef _SH_MM_IORMEMAP_H
+#define _SH_MM_IORMEMAP_H 1
+
+#ifdef CONFIG_IOREMAP_FIXED
+void __iomem *ioremap_fixed(phys_addr_t, unsigned long, pgprot_t);
+int iounmap_fixed(void __iomem *);
+void ioremap_fixed_init(void);
+#else
+static inline void __iomem *
+ioremap_fixed(phys_addr_t phys_addr, unsigned long size, pgprot_t prot)
+{
+ BUG();
+ return NULL;
+}
+static inline void ioremap_fixed_init(void)
+{
+}
+static inline int iounmap_fixed(void __iomem *addr)
+{
+ return -EINVAL;
+}
+#endif /* CONFIG_IOREMAP_FIXED */
+#endif /* _SH_MM_IORMEMAP_H */
diff --git a/arch/sh/mm/ioremap_fixed.c b/arch/sh/mm/ioremap_fixed.c
index aab3f82856bb..136113bcac25 100644
--- a/arch/sh/mm/ioremap_fixed.c
+++ b/arch/sh/mm/ioremap_fixed.c
@@ -23,6 +23,7 @@
#include <asm/tlbflush.h>
#include <asm/mmu.h>
#include <asm/mmu_context.h>
+#include "ioremap.h"
struct ioremap_map {
void __iomem *addr;
diff --git a/arch/sh/mm/pgtable.c b/arch/sh/mm/pgtable.c
index 5c8f9247c3c2..cf7ce4b57359 100644
--- a/arch/sh/mm/pgtable.c
+++ b/arch/sh/mm/pgtable.c
@@ -2,8 +2,6 @@
#include <linux/mm.h>
#include <linux/slab.h>
-#define PGALLOC_GFP GFP_KERNEL | __GFP_ZERO
-
static struct kmem_cache *pgd_cachep;
#if PAGETABLE_LEVELS > 2
static struct kmem_cache *pmd_cachep;
@@ -13,6 +11,7 @@ void pgd_ctor(void *x)
{
pgd_t *pgd = x;
+ memset(pgd, 0, USER_PTRS_PER_PGD * sizeof(pgd_t));
memcpy(pgd + USER_PTRS_PER_PGD,
swapper_pg_dir + USER_PTRS_PER_PGD,
(PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
@@ -32,7 +31,7 @@ void pgtable_cache_init(void)
pgd_t *pgd_alloc(struct mm_struct *mm)
{
- return kmem_cache_alloc(pgd_cachep, PGALLOC_GFP);
+ return kmem_cache_alloc(pgd_cachep, GFP_KERNEL);
}
void pgd_free(struct mm_struct *mm, pgd_t *pgd)
@@ -48,7 +47,7 @@ void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd)
pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
{
- return kmem_cache_alloc(pmd_cachep, PGALLOC_GFP);
+ return kmem_cache_alloc(pmd_cachep, GFP_KERNEL | __GFP_ZERO);
}
void pmd_free(struct mm_struct *mm, pmd_t *pmd)
diff --git a/arch/sh/oprofile/backtrace.c b/arch/sh/oprofile/backtrace.c
index f1205f92631d..cc16cf86cd92 100644
--- a/arch/sh/oprofile/backtrace.c
+++ b/arch/sh/oprofile/backtrace.c
@@ -19,12 +19,6 @@
#include <asm/sections.h>
#include <asm/stacktrace.h>
-static int backtrace_stack(void *data, char *name)
-{
- /* Yes, we want all stacks */
- return 0;
-}
-
static void backtrace_address(void *data, unsigned long addr, int reliable)
{
unsigned int *depth = data;
@@ -34,7 +28,6 @@ static void backtrace_address(void *data, unsigned long addr, int reliable)
}
static struct stacktrace_ops backtrace_ops = {
- .stack = backtrace_stack,
.address = backtrace_address,
};
diff --git a/arch/sh/tools/mach-types b/arch/sh/tools/mach-types
index 569977e52c91..29e648855d50 100644
--- a/arch/sh/tools/mach-types
+++ b/arch/sh/tools/mach-types
@@ -46,7 +46,6 @@ X3PROTO SH_X3PROTO
MAGICPANELR2 SH_MAGIC_PANEL_R2
R2D_PLUS RTS7751R2D_PLUS
R2D_1 RTS7751R2D_1
-CAYMAN SH_CAYMAN
SDK7780 SH_SDK7780
MIGOR SH_MIGOR
RSK7201 SH_RSK7201
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index ef69be17ff70..eb51fec75948 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -14,6 +14,7 @@ config UML
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_BUGVERBOSE
+ select NO_DMA
select GENERIC_IRQ_SHOW
select GENERIC_CPU_DEVICES
select GENERIC_CLOCKEVENTS
@@ -167,9 +168,6 @@ config MMAPPER
This driver allows a host file to be used as emulated IO memory inside
UML.
-config NO_DMA
- def_bool y
-
config PGTABLE_LEVELS
int
default 3 if 3_LEVEL_PGTABLES
diff --git a/drivers/input/serio/i8042-io.h b/drivers/input/serio/i8042-io.h
index da0bf85321de..64590b86eb37 100644
--- a/drivers/input/serio/i8042-io.h
+++ b/drivers/input/serio/i8042-io.h
@@ -21,8 +21,6 @@
#elif defined(__arm__)
/* defined in include/asm-arm/arch-xxx/irqs.h */
#include <asm/irq.h>
-#elif defined(CONFIG_SH_CAYMAN)
-#include <asm/irq.h>
#elif defined(CONFIG_PPC)
extern int of_i8042_kbd_irq;
extern int of_i8042_aux_irq;
diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig
index 5732b2b3ef17..847a9d1fa634 100644
--- a/kernel/dma/Kconfig
+++ b/kernel/dma/Kconfig
@@ -1,5 +1,8 @@
# SPDX-License-Identifier: GPL-2.0-only
+config NO_DMA
+ bool
+
config HAS_DMA
bool
depends on !NO_DMA
diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index 535720b2592a..7a6d40286a42 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -133,6 +133,8 @@ struct seccomp_data {
# define __NR_seccomp 348
# elif defined(__xtensa__)
# define __NR_seccomp 337
+# elif defined(__sh__)
+# define __NR_seccomp 372
# else
# warning "seccomp syscall number unknown for this architecture"
# define __NR_seccomp 0xffff
@@ -1719,6 +1721,10 @@ TEST_F(TRACE_poke, getpid_runs_normally)
* a2 of the current window which is not fixed.
*/
#define SYSCALL_RET(reg) a[(reg).windowbase * 4 + 2]
+#elif defined(__sh__)
+# define ARCH_REGS struct pt_regs
+# define SYSCALL_NUM gpr[3]
+# define SYSCALL_RET gpr[0]
#else
# error "Do not know how to find your architecture's registers and syscalls"
#endif
@@ -1791,7 +1797,7 @@ void change_syscall(struct __test_metadata *_metadata,
#if defined(__x86_64__) || defined(__i386__) || defined(__powerpc__) || \
defined(__s390__) || defined(__hppa__) || defined(__riscv) || \
- defined(__xtensa__) || defined(__csky__)
+ defined(__xtensa__) || defined(__csky__) || defined(__sh__)
{
regs.SYSCALL_NUM = syscall;
}