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authorJames Morris <james.l.morris@oracle.com>2012-08-17 20:42:30 +1000
committerJames Morris <james.l.morris@oracle.com>2012-08-17 20:42:30 +1000
commit51b743fe87d7fb3dba7a2ff4a1fe23bb65dc2245 (patch)
treef8b8f601713a3ecb264eb9f145636343d9350520 /arch/sparc/kernel
parent9f99798ff49e73dded73a8c674044ea6fb6af651 (diff)
parentd9875690d9b89a866022ff49e3fcea892345ad92 (diff)
downloadlinux-51b743fe87d7fb3dba7a2ff4a1fe23bb65dc2245.tar.gz
Merge tag 'v3.6-rc2' into next
Linux 3.6-rc2 Resync with Linus.
Diffstat (limited to 'arch/sparc/kernel')
-rw-r--r--arch/sparc/kernel/head_32.S2
-rw-r--r--arch/sparc/kernel/ldc.c6
-rw-r--r--arch/sparc/kernel/leon_kernel.c16
-rw-r--r--arch/sparc/kernel/leon_pci.c8
-rw-r--r--arch/sparc/kernel/of_device_64.c2
-rw-r--r--arch/sparc/kernel/pci.c102
-rw-r--r--arch/sparc/kernel/pci_impl.h1
-rw-r--r--arch/sparc/kernel/pcic.c13
-rw-r--r--arch/sparc/kernel/process_32.c4
-rw-r--r--arch/sparc/kernel/setup_32.c1
-rw-r--r--arch/sparc/kernel/smp_64.c7
-rw-r--r--arch/sparc/kernel/sys_sparc_64.c29
-rw-r--r--arch/sparc/kernel/vio.c2
13 files changed, 19 insertions, 174 deletions
diff --git a/arch/sparc/kernel/head_32.S b/arch/sparc/kernel/head_32.S
index afeb1d77030..3d92c0a8f6c 100644
--- a/arch/sparc/kernel/head_32.S
+++ b/arch/sparc/kernel/head_32.S
@@ -58,8 +58,6 @@ sun4e_notsup:
/* This was the only reasonable way I could think of to properly align
* these page-table data structures.
*/
- .globl swapper_pg_dir
-swapper_pg_dir: .skip PAGE_SIZE
.globl empty_zero_page
empty_zero_page: .skip PAGE_SIZE
diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c
index 435e406fdec..81d92fc9983 100644
--- a/arch/sparc/kernel/ldc.c
+++ b/arch/sparc/kernel/ldc.c
@@ -1250,14 +1250,12 @@ int ldc_bind(struct ldc_channel *lp, const char *name)
snprintf(lp->rx_irq_name, LDC_IRQ_NAME_MAX, "%s RX", name);
snprintf(lp->tx_irq_name, LDC_IRQ_NAME_MAX, "%s TX", name);
- err = request_irq(lp->cfg.rx_irq, ldc_rx,
- IRQF_SAMPLE_RANDOM | IRQF_DISABLED,
+ err = request_irq(lp->cfg.rx_irq, ldc_rx, IRQF_DISABLED,
lp->rx_irq_name, lp);
if (err)
return err;
- err = request_irq(lp->cfg.tx_irq, ldc_tx,
- IRQF_SAMPLE_RANDOM | IRQF_DISABLED,
+ err = request_irq(lp->cfg.tx_irq, ldc_tx, IRQF_DISABLED,
lp->tx_irq_name, lp);
if (err) {
free_irq(lp->cfg.rx_irq, lp);
diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c
index e34e2c40c06..f8b6eee40bd 100644
--- a/arch/sparc/kernel/leon_kernel.c
+++ b/arch/sparc/kernel/leon_kernel.c
@@ -486,17 +486,6 @@ void __init leon_trans_init(struct device_node *dp)
}
}
-void __initdata (*prom_amba_init)(struct device_node *dp, struct device_node ***nextp) = 0;
-
-void __init leon_node_init(struct device_node *dp, struct device_node ***nextp)
-{
- if (prom_amba_init &&
- strcmp(dp->type, "ambapp") == 0 &&
- strcmp(dp->name, "ambapp0") == 0) {
- prom_amba_init(dp, nextp);
- }
-}
-
#ifdef CONFIG_SMP
void leon_clear_profile_irq(int cpu)
{
@@ -522,8 +511,3 @@ void __init leon_init_IRQ(void)
sparc_config.clear_clock_irq = leon_clear_clock_irq;
sparc_config.load_profile_irq = leon_load_profile_irq;
}
-
-void __init leon_init(void)
-{
- of_pdt_build_more = &leon_node_init;
-}
diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c
index 19f56058742..21dcda75a52 100644
--- a/arch/sparc/kernel/leon_pci.c
+++ b/arch/sparc/kernel/leon_pci.c
@@ -91,14 +91,6 @@ void __devinit pcibios_fixup_bus(struct pci_bus *pbus)
}
}
-/*
- * Other archs parse arguments here.
- */
-char * __devinit pcibios_setup(char *str)
-{
- return str;
-}
-
resource_size_t pcibios_align_resource(void *data, const struct resource *res,
resource_size_t size, resource_size_t align)
{
diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c
index 7a3be6f6737..7bbdc26d951 100644
--- a/arch/sparc/kernel/of_device_64.c
+++ b/arch/sparc/kernel/of_device_64.c
@@ -580,7 +580,7 @@ static unsigned int __init build_one_device_irq(struct platform_device *op,
printk("%s: Apply [%s:%x] imap --> [%s:%x]\n",
op->dev.of_node->full_name,
pp->full_name, this_orig_irq,
- (iret ? iret->full_name : "NULL"), irq);
+ of_node_full_name(iret), irq);
if (!iret)
break;
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index fdaf2181167..065b88c4f86 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -375,93 +375,6 @@ static void __devinit apb_calc_first_last(u8 map, u32 *first_p, u32 *last_p)
*last_p = last;
}
-/* For PCI bus devices which lack a 'ranges' property we interrogate
- * the config space values to set the resources, just like the generic
- * Linux PCI probing code does.
- */
-static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev,
- struct pci_bus *bus,
- struct pci_pbm_info *pbm)
-{
- struct pci_bus_region region;
- struct resource *res, res2;
- u8 io_base_lo, io_limit_lo;
- u16 mem_base_lo, mem_limit_lo;
- unsigned long base, limit;
-
- pci_read_config_byte(dev, PCI_IO_BASE, &io_base_lo);
- pci_read_config_byte(dev, PCI_IO_LIMIT, &io_limit_lo);
- base = (io_base_lo & PCI_IO_RANGE_MASK) << 8;
- limit = (io_limit_lo & PCI_IO_RANGE_MASK) << 8;
-
- if ((io_base_lo & PCI_IO_RANGE_TYPE_MASK) == PCI_IO_RANGE_TYPE_32) {
- u16 io_base_hi, io_limit_hi;
-
- pci_read_config_word(dev, PCI_IO_BASE_UPPER16, &io_base_hi);
- pci_read_config_word(dev, PCI_IO_LIMIT_UPPER16, &io_limit_hi);
- base |= (io_base_hi << 16);
- limit |= (io_limit_hi << 16);
- }
-
- res = bus->resource[0];
- if (base <= limit) {
- res->flags = (io_base_lo & PCI_IO_RANGE_TYPE_MASK) | IORESOURCE_IO;
- res2.flags = res->flags;
- region.start = base;
- region.end = limit + 0xfff;
- pcibios_bus_to_resource(dev, &res2, &region);
- if (!res->start)
- res->start = res2.start;
- if (!res->end)
- res->end = res2.end;
- }
-
- pci_read_config_word(dev, PCI_MEMORY_BASE, &mem_base_lo);
- pci_read_config_word(dev, PCI_MEMORY_LIMIT, &mem_limit_lo);
- base = (mem_base_lo & PCI_MEMORY_RANGE_MASK) << 16;
- limit = (mem_limit_lo & PCI_MEMORY_RANGE_MASK) << 16;
-
- res = bus->resource[1];
- if (base <= limit) {
- res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) |
- IORESOURCE_MEM);
- region.start = base;
- region.end = limit + 0xfffff;
- pcibios_bus_to_resource(dev, res, &region);
- }
-
- pci_read_config_word(dev, PCI_PREF_MEMORY_BASE, &mem_base_lo);
- pci_read_config_word(dev, PCI_PREF_MEMORY_LIMIT, &mem_limit_lo);
- base = (mem_base_lo & PCI_PREF_RANGE_MASK) << 16;
- limit = (mem_limit_lo & PCI_PREF_RANGE_MASK) << 16;
-
- if ((mem_base_lo & PCI_PREF_RANGE_TYPE_MASK) == PCI_PREF_RANGE_TYPE_64) {
- u32 mem_base_hi, mem_limit_hi;
-
- pci_read_config_dword(dev, PCI_PREF_BASE_UPPER32, &mem_base_hi);
- pci_read_config_dword(dev, PCI_PREF_LIMIT_UPPER32, &mem_limit_hi);
-
- /*
- * Some bridges set the base > limit by default, and some
- * (broken) BIOSes do not initialize them. If we find
- * this, just assume they are not being used.
- */
- if (mem_base_hi <= mem_limit_hi) {
- base |= ((long) mem_base_hi) << 32;
- limit |= ((long) mem_limit_hi) << 32;
- }
- }
-
- res = bus->resource[2];
- if (base <= limit) {
- res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) |
- IORESOURCE_MEM | IORESOURCE_PREFETCH);
- region.start = base;
- region.end = limit + 0xfffff;
- pcibios_bus_to_resource(dev, res, &region);
- }
-}
-
/* Cook up fake bus resources for SUNW,simba PCI bridges which lack
* a proper 'ranges' property.
*/
@@ -535,7 +448,7 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm,
}
bus->primary = dev->bus->number;
- bus->subordinate = busrange[1];
+ pci_bus_insert_busn_res(bus, busrange[0], busrange[1]);
bus->bridge_ctl = 0;
/* parse ranges property, or cook one up by hand for Simba */
@@ -550,7 +463,7 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm,
apb_fake_ranges(dev, bus, pbm);
goto after_ranges;
} else if (ranges == NULL) {
- pci_cfg_fake_ranges(dev, bus, pbm);
+ pci_read_bridge_bases(bus);
goto after_ranges;
}
i = 1;
@@ -685,6 +598,10 @@ struct pci_bus * __devinit pci_scan_one_pbm(struct pci_pbm_info *pbm,
pbm->io_space.start);
pci_add_resource_offset(&resources, &pbm->mem_space,
pbm->mem_space.start);
+ pbm->busn.start = pbm->pci_first_busno;
+ pbm->busn.end = pbm->pci_last_busno;
+ pbm->busn.flags = IORESOURCE_BUS;
+ pci_add_resource(&resources, &pbm->busn);
bus = pci_create_root_bus(parent, pbm->pci_first_busno, pbm->pci_ops,
pbm, &resources);
if (!bus) {
@@ -693,8 +610,6 @@ struct pci_bus * __devinit pci_scan_one_pbm(struct pci_pbm_info *pbm,
pci_free_resource_list(&resources);
return NULL;
}
- bus->secondary = pbm->pci_first_busno;
- bus->subordinate = pbm->pci_last_busno;
pci_of_scan_bus(pbm, node, bus);
pci_bus_add_devices(bus);
@@ -747,11 +662,6 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
return 0;
}
-char * __devinit pcibios_setup(char *str)
-{
- return str;
-}
-
/* Platform support for /proc/bus/pci/X/Y mmap()s. */
/* If the user uses a host-bridge as the PCI device, he may use
diff --git a/arch/sparc/kernel/pci_impl.h b/arch/sparc/kernel/pci_impl.h
index 6beb60df31d..918a2031c8b 100644
--- a/arch/sparc/kernel/pci_impl.h
+++ b/arch/sparc/kernel/pci_impl.h
@@ -97,6 +97,7 @@ struct pci_pbm_info {
/* PBM I/O and Memory space resources. */
struct resource io_space;
struct resource mem_space;
+ struct resource busn;
/* Base of PCI Config space, can be per-PBM or shared. */
unsigned long config_space;
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index ded3f6090c3..521fdf1b20e 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -767,14 +767,6 @@ static void watchdog_reset() {
}
#endif
-/*
- * Other archs parse arguments here.
- */
-char * __devinit pcibios_setup(char *str)
-{
- return str;
-}
-
resource_size_t pcibios_align_resource(void *data, const struct resource *res,
resource_size_t size, resource_size_t align)
{
@@ -884,11 +876,6 @@ void __init sun4m_pci_init_IRQ(void)
sparc_config.load_profile_irq = pcic_load_profile_irq;
}
-int pcibios_assign_resource(struct pci_dev *pdev, int resource)
-{
- return -ENXIO;
-}
-
/*
* This probably belongs here rather than ioport.c because
* we do not want this crud linked into SBus kernels.
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index cb36e82dcd5..14006d8aca2 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -333,9 +333,6 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
put_psr(get_psr() | PSR_EF);
fpsave(&p->thread.float_regs[0], &p->thread.fsr,
&p->thread.fpqueue[0], &p->thread.fpqdepth);
-#ifdef CONFIG_SMP
- clear_thread_flag(TIF_USEDFPU);
-#endif
}
/*
@@ -413,6 +410,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
#ifdef CONFIG_SMP
/* FPU must be disabled on SMP. */
childregs->psr &= ~PSR_EF;
+ clear_tsk_thread_flag(p, TIF_USEDFPU);
#endif
/* Set the return value for the child. */
diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index efe3e64bba3..38bf80a22f0 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -371,7 +371,6 @@ void __init setup_arch(char **cmdline_p)
(*(linux_dbvec->teach_debugger))();
}
- init_mm.context = (unsigned long) NO_CONTEXT;
init_task.thread.kregs = &fake_swapper_regs;
/* Run-time patch instructions to match the cpu model */
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index f591598d92f..781bcb10b8b 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -103,8 +103,6 @@ void __cpuinit smp_callin(void)
if (cheetah_pcache_forced_on)
cheetah_enable_pcache();
- local_irq_enable();
-
callin_flag = 1;
__asm__ __volatile__("membar #Sync\n\t"
"flush %%g6" : : : "memory");
@@ -124,9 +122,8 @@ void __cpuinit smp_callin(void)
while (!cpumask_test_cpu(cpuid, &smp_commenced_mask))
rmb();
- ipi_call_lock_irq();
set_cpu_online(cpuid, true);
- ipi_call_unlock_irq();
+ local_irq_enable();
/* idle thread is expected to have preempt disabled */
preempt_disable();
@@ -1308,9 +1305,7 @@ int __cpu_disable(void)
mdelay(1);
local_irq_disable();
- ipi_call_lock();
set_cpu_online(cpu, false);
- ipi_call_unlock();
cpu_map_rebuild();
diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index 275f74fd6f6..11c6c9603e7 100644
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -66,23 +66,6 @@ static inline int invalid_64bit_range(unsigned long addr, unsigned long len)
return 0;
}
-/* Does start,end straddle the VA-space hole? */
-static inline int straddles_64bit_va_hole(unsigned long start, unsigned long end)
-{
- unsigned long va_exclude_start, va_exclude_end;
-
- va_exclude_start = VA_EXCLUDE_START;
- va_exclude_end = VA_EXCLUDE_END;
-
- if (likely(start < va_exclude_start && end < va_exclude_start))
- return 0;
-
- if (likely(start >= va_exclude_end && end >= va_exclude_end))
- return 0;
-
- return 1;
-}
-
/* These functions differ from the default implementations in
* mm/mmap.c in two ways:
*
@@ -487,7 +470,7 @@ SYSCALL_DEFINE6(sparc_ipc, unsigned int, call, int, first, unsigned long, second
switch (call) {
case SHMAT: {
ulong raddr;
- err = do_shmat(first, ptr, (int)second, &raddr);
+ err = do_shmat(first, ptr, (int)second, &raddr, SHMLBA);
if (!err) {
if (put_user(raddr,
(ulong __user *) third))
@@ -519,12 +502,12 @@ SYSCALL_DEFINE1(sparc64_personality, unsigned long, personality)
{
int ret;
- if (current->personality == PER_LINUX32 &&
- personality == PER_LINUX)
- personality = PER_LINUX32;
+ if (personality(current->personality) == PER_LINUX32 &&
+ personality(personality) == PER_LINUX)
+ personality |= PER_LINUX32;
ret = sys_personality(personality);
- if (ret == PER_LINUX32)
- ret = PER_LINUX;
+ if (personality(ret) == PER_LINUX32)
+ ret &= ~PER_LINUX32;
return ret;
}
diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c
index 5cffdc55f07..3e244f31e56 100644
--- a/arch/sparc/kernel/vio.c
+++ b/arch/sparc/kernel/vio.c
@@ -443,7 +443,7 @@ static int __init vio_init(void)
root_vdev = vio_create_one(hp, root, NULL);
err = -ENODEV;
if (!root_vdev) {
- printk(KERN_ERR "VIO: Coult not create root device.\n");
+ printk(KERN_ERR "VIO: Could not create root device.\n");
goto out_release;
}