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-rw-r--r--arch/powerpc/Kconfig15
-rw-r--r--arch/powerpc/boot/dts/lite5200.dts26
-rw-r--r--arch/powerpc/boot/dts/lite5200b.dts26
-rw-r--r--arch/powerpc/configs/cell_defconfig1
-rw-r--r--arch/powerpc/configs/ppc64_defconfig1
-rw-r--r--arch/powerpc/configs/pseries_defconfig1
-rw-r--r--arch/powerpc/kernel/cpu_setup_6xx.S2
-rw-r--r--arch/powerpc/kernel/dma_64.c3
-rw-r--r--arch/powerpc/kernel/ibmebus.c3
-rw-r--r--arch/powerpc/kernel/iommu.c2
-rw-r--r--arch/powerpc/kernel/irq.c2
-rw-r--r--arch/powerpc/kernel/l2cr_6xx.S2
-rw-r--r--arch/powerpc/kernel/machine_kexec.c54
-rw-r--r--arch/powerpc/kernel/process.c2
-rw-r--r--arch/powerpc/kernel/traps.c4
-rw-r--r--arch/powerpc/mm/fault.c2
-rw-r--r--arch/powerpc/oprofile/Kconfig24
-rw-r--r--arch/powerpc/platforms/52xx/lite5200.c4
-rw-r--r--arch/powerpc/platforms/52xx/mpc52xx_common.c71
-rw-r--r--arch/powerpc/platforms/Kconfig2
-rw-r--r--arch/powerpc/platforms/cell/spufs/file.c2
-rw-r--r--arch/powerpc/platforms/celleb/scc_uhc.c2
-rw-r--r--arch/powerpc/platforms/maple/setup.c2
-rw-r--r--arch/powerpc/platforms/ps3/system-bus.c5
-rw-r--r--arch/powerpc/platforms/pseries/ras.c2
-rw-r--r--arch/powerpc/sysdev/bestcomm/bestcomm.c9
26 files changed, 143 insertions, 126 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 3763f681ce4c..18f397ca05ef 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -669,20 +669,7 @@ source "arch/powerpc/sysdev/qe_lib/Kconfig"
source "lib/Kconfig"
-menu "Instrumentation Support"
-
-source "arch/powerpc/oprofile/Kconfig"
-
-config KPROBES
- bool "Kprobes"
- depends on !BOOKE && !4xx && KALLSYMS && MODULES
- help
- Kprobes allows you to trap at almost any kernel address and
- execute a callback function. register_kprobe() establishes
- a probepoint and specifies the callback. Kprobes is useful
- for kernel debugging, non-intrusive instrumentation and testing.
- If in doubt, say "N".
-endmenu
+source "kernel/Kconfig.instrumentation"
source "arch/powerpc/Kconfig.debug"
diff --git a/arch/powerpc/boot/dts/lite5200.dts b/arch/powerpc/boot/dts/lite5200.dts
index bc45f5fbb060..6731763f0282 100644
--- a/arch/powerpc/boot/dts/lite5200.dts
+++ b/arch/powerpc/boot/dts/lite5200.dts
@@ -70,18 +70,16 @@
};
gpt@600 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <0>;
reg = <600 10>;
interrupts = <1 9 0>;
interrupt-parent = <&mpc5200_pic>;
- has-wdt;
+ fsl,has-wdt;
};
gpt@610 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <1>;
reg = <610 10>;
interrupts = <1 a 0>;
@@ -89,8 +87,7 @@
};
gpt@620 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <2>;
reg = <620 10>;
interrupts = <1 b 0>;
@@ -98,8 +95,7 @@
};
gpt@630 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <3>;
reg = <630 10>;
interrupts = <1 c 0>;
@@ -107,8 +103,7 @@
};
gpt@640 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <4>;
reg = <640 10>;
interrupts = <1 d 0>;
@@ -116,8 +111,7 @@
};
gpt@650 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <5>;
reg = <650 10>;
interrupts = <1 e 0>;
@@ -125,8 +119,7 @@
};
gpt@660 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <6>;
reg = <660 10>;
interrupts = <1 f 0>;
@@ -134,8 +127,7 @@
};
gpt@670 { // General Purpose Timer
- compatible = "mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200-gpt";
cell-index = <7>;
reg = <670 10>;
interrupts = <1 10 0>;
diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite5200b.dts
index 6582c9a39b27..b540388c608c 100644
--- a/arch/powerpc/boot/dts/lite5200b.dts
+++ b/arch/powerpc/boot/dts/lite5200b.dts
@@ -70,18 +70,16 @@
};
gpt@600 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <0>;
reg = <600 10>;
interrupts = <1 9 0>;
interrupt-parent = <&mpc5200_pic>;
- has-wdt;
+ fsl,has-wdt;
};
gpt@610 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <1>;
reg = <610 10>;
interrupts = <1 a 0>;
@@ -89,8 +87,7 @@
};
gpt@620 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <2>;
reg = <620 10>;
interrupts = <1 b 0>;
@@ -98,8 +95,7 @@
};
gpt@630 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <3>;
reg = <630 10>;
interrupts = <1 c 0>;
@@ -107,8 +103,7 @@
};
gpt@640 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <4>;
reg = <640 10>;
interrupts = <1 d 0>;
@@ -116,8 +111,7 @@
};
gpt@650 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <5>;
reg = <650 10>;
interrupts = <1 e 0>;
@@ -125,8 +119,7 @@
};
gpt@660 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <6>;
reg = <660 10>;
interrupts = <1 f 0>;
@@ -134,8 +127,7 @@
};
gpt@670 { // General Purpose Timer
- compatible = "mpc5200b-gpt","mpc5200-gpt";
- device_type = "gpt";
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
cell-index = <7>;
reg = <670 10>;
interrupts = <1 10 0>;
diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig
index 8b47c846421c..dcd7c02727c2 100644
--- a/arch/powerpc/configs/cell_defconfig
+++ b/arch/powerpc/configs/cell_defconfig
@@ -68,6 +68,7 @@ CONFIG_SYSVIPC_SYSCTL=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=15
+CONFIG_CGROUPS=y
CONFIG_CPUSETS=y
CONFIG_SYSFS_DEPRECATED=y
# CONFIG_RELAY is not set
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index bb8d4e46f0c5..05582af50c5b 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -71,6 +71,7 @@ CONFIG_TASK_DELAY_ACCT=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=17
+CONFIG_CGROUPS=y
CONFIG_CPUSETS=y
CONFIG_SYSFS_DEPRECATED=y
CONFIG_RELAY=y
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index c09eb8cfbe71..62a38406b62f 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -71,6 +71,7 @@ CONFIG_AUDITSYSCALL=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=17
+CONFIG_CGROUPS=y
CONFIG_CPUSETS=y
CONFIG_SYSFS_DEPRECATED=y
# CONFIG_RELAY is not set
diff --git a/arch/powerpc/kernel/cpu_setup_6xx.S b/arch/powerpc/kernel/cpu_setup_6xx.S
index 8b4a4ee85eca..f1ee0b3f78f2 100644
--- a/arch/powerpc/kernel/cpu_setup_6xx.S
+++ b/arch/powerpc/kernel/cpu_setup_6xx.S
@@ -113,7 +113,7 @@ setup_604_hid0:
* around #3 and with the same fix we use. We may want to
* check if the CPU is using 60x bus mode in which case
* the workaround for errata #4 is useless. Also, we may
- * want to explicitely clear HID0_NOPDST as this is not
+ * want to explicitly clear HID0_NOPDST as this is not
* needed once we have applied workaround #5 (though it's
* not set by Apple's firmware at least).
*/
diff --git a/arch/powerpc/kernel/dma_64.c b/arch/powerpc/kernel/dma_64.c
index 9001104b56b0..14206e3f0819 100644
--- a/arch/powerpc/kernel/dma_64.c
+++ b/arch/powerpc/kernel/dma_64.c
@@ -161,8 +161,7 @@ static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl,
int i;
for_each_sg(sgl, sg, nents, i) {
- sg->dma_address = (page_to_phys(sg->page) + sg->offset) |
- dma_direct_offset;
+ sg->dma_address = sg_phys(sg) | dma_direct_offset;
sg->dma_length = sg->length;
}
diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c
index 289d7e935918..72fd87156b24 100644
--- a/arch/powerpc/kernel/ibmebus.c
+++ b/arch/powerpc/kernel/ibmebus.c
@@ -102,8 +102,7 @@ static int ibmebus_map_sg(struct device *dev,
int i;
for_each_sg(sgl, sg, nents, i) {
- sg->dma_address = (dma_addr_t)page_address(sg->page)
- + sg->offset;
+ sg->dma_address = (dma_addr_t) sg_virt(sg);
sg->dma_length = sg->length;
}
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 306a6f75b6c5..2d0c9ef555e9 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -307,7 +307,7 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist,
continue;
}
/* Allocate iommu entries for that segment */
- vaddr = (unsigned long)page_address(s->page) + s->offset;
+ vaddr = (unsigned long) sg_virt(s);
npages = iommu_num_pages(vaddr, slen);
entry = iommu_range_alloc(tbl, npages, &handle, mask >> IOMMU_PAGE_SHIFT, 0);
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 2250f9e6c5ca..b0e5deb4274f 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -491,7 +491,7 @@ struct irq_host *irq_alloc_host(struct device_node *of_node,
/* Legacy flags are left to default at this point,
* one can then use irq_create_mapping() to
- * explicitely change them
+ * explicitly change them
*/
ops->map(host, i, i);
}
diff --git a/arch/powerpc/kernel/l2cr_6xx.S b/arch/powerpc/kernel/l2cr_6xx.S
index 858f28ac8a06..2a2f3c3f6d80 100644
--- a/arch/powerpc/kernel/l2cr_6xx.S
+++ b/arch/powerpc/kernel/l2cr_6xx.S
@@ -1,6 +1,6 @@
/*
L2CR functions
- Copyright © 1997-1998 by PowerLogix R & D, Inc.
+ Copyright © 1997-1998 by PowerLogix R & D, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c
index e60a0c544d63..c0c8e8c3ced9 100644
--- a/arch/powerpc/kernel/machine_kexec.c
+++ b/arch/powerpc/kernel/machine_kexec.c
@@ -61,45 +61,39 @@ NORET_TYPE void machine_kexec(struct kimage *image)
for(;;);
}
-static int __init early_parse_crashk(char *p)
-{
- unsigned long size;
-
- if (!p)
- return 1;
-
- size = memparse(p, &p);
-
- if (*p == '@')
- crashk_res.start = memparse(p + 1, &p);
- else
- crashk_res.start = KDUMP_KERNELBASE;
-
- crashk_res.end = crashk_res.start + size - 1;
-
- return 0;
-}
-early_param("crashkernel", early_parse_crashk);
-
void __init reserve_crashkernel(void)
{
- unsigned long size;
+ unsigned long long crash_size, crash_base;
+ int ret;
+
+ /* this is necessary because of lmb_phys_mem_size() */
+ lmb_analyze();
+
+ /* use common parsing */
+ ret = parse_crashkernel(boot_command_line, lmb_phys_mem_size(),
+ &crash_size, &crash_base);
+ if (ret == 0 && crash_size > 0) {
+ if (crash_base == 0)
+ crash_base = KDUMP_KERNELBASE;
+ crashk_res.start = crash_base;
+ } else {
+ /* handle the device tree */
+ crash_size = crashk_res.end - crashk_res.start + 1;
+ }
- if (crashk_res.start == 0)
+ if (crash_size == 0)
return;
/* We might have got these values via the command line or the
* device tree, either way sanitise them now. */
- size = crashk_res.end - crashk_res.start + 1;
-
if (crashk_res.start != KDUMP_KERNELBASE)
printk("Crash kernel location must be 0x%x\n",
KDUMP_KERNELBASE);
crashk_res.start = KDUMP_KERNELBASE;
- size = PAGE_ALIGN(size);
- crashk_res.end = crashk_res.start + size - 1;
+ crash_size = PAGE_ALIGN(crash_size);
+ crashk_res.end = crashk_res.start + crash_size - 1;
/* Crash kernel trumps memory limit */
if (memory_limit && memory_limit <= crashk_res.end) {
@@ -108,7 +102,13 @@ void __init reserve_crashkernel(void)
memory_limit);
}
- lmb_reserve(crashk_res.start, size);
+ printk(KERN_INFO "Reserving %ldMB of memory at %ldMB "
+ "for crashkernel (System RAM: %ldMB)\n",
+ (unsigned long)(crash_size >> 20),
+ (unsigned long)(crashk_res.start >> 20),
+ (unsigned long)(lmb_phys_mem_size() >> 20));
+
+ lmb_reserve(crashk_res.start, crash_size);
}
int overlaps_crashkernel(unsigned long start, unsigned long size)
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index ea6ad7a2a7e3..b9d88374f14f 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -459,7 +459,7 @@ void show_regs(struct pt_regs * regs)
printk("DAR: "REG", DSISR: "REG"\n", regs->dar, regs->dsisr);
#endif
printk("TASK = %p[%d] '%s' THREAD: %p",
- current, current->pid, current->comm, task_thread_info(current));
+ current, task_pid_nr(current), current->comm, task_thread_info(current));
#ifdef CONFIG_SMP
printk(" CPU: %d", smp_processor_id());
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index bf9e39c6e296..59c464e26f38 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -201,7 +201,7 @@ void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr)
* generate the same exception over and over again and we get
* nowhere. Better to kill it and let the kernel panic.
*/
- if (is_init(current)) {
+ if (is_global_init(current)) {
__sighandler_t handler;
spin_lock_irq(&current->sighand->siglock);
@@ -881,7 +881,7 @@ void nonrecoverable_exception(struct pt_regs *regs)
void trace_syscall(struct pt_regs *regs)
{
printk("Task: %p(%d), PC: %08lX/%08lX, Syscall: %3ld, Result: %s%ld %s\n",
- current, current->pid, regs->nip, regs->link, regs->gpr[0],
+ current, task_pid_nr(current), regs->nip, regs->link, regs->gpr[0],
regs->ccr&0x10000000?"Error=":"", regs->gpr[3], print_tainted());
}
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index ab3546c5ac3a..a18fda361cc0 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -375,7 +375,7 @@ bad_area_nosemaphore:
*/
out_of_memory:
up_read(&mm->mmap_sem);
- if (is_init(current)) {
+ if (is_global_init(current)) {
yield();
down_read(&mm->mmap_sem);
goto survive;
diff --git a/arch/powerpc/oprofile/Kconfig b/arch/powerpc/oprofile/Kconfig
deleted file mode 100644
index 7089e79689b9..000000000000
--- a/arch/powerpc/oprofile/Kconfig
+++ /dev/null
@@ -1,24 +0,0 @@
-config PROFILING
- bool "Profiling support (EXPERIMENTAL)"
- help
- Say Y here to enable the extended profiling support mechanisms used
- by profilers such as OProfile.
-
-
-config OPROFILE
- tristate "OProfile system profiling (EXPERIMENTAL)"
- depends on PROFILING
- help
- OProfile is a profiling system capable of profiling the
- whole system, include the kernel, kernel modules, libraries,
- and applications.
-
- If unsure, say N.
-
-config OPROFILE_CELL
- bool "OProfile for Cell Broadband Engine"
- depends on (SPU_FS = y && OPROFILE = m) || (SPU_FS = y && OPROFILE = y) || (SPU_FS = m && OPROFILE = m)
- default y
- help
- Profiling of Cell BE SPUs requires special support enabled
- by this option.
diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c
index 65b7ae426238..25d2bfa3d9dc 100644
--- a/arch/powerpc/platforms/52xx/lite5200.c
+++ b/arch/powerpc/platforms/52xx/lite5200.c
@@ -145,6 +145,9 @@ static void __init lite5200_setup_arch(void)
/* Some mpc5200 & mpc5200b related configuration */
mpc5200_setup_xlb_arbiter();
+ /* Map wdt for mpc52xx_restart() */
+ mpc52xx_map_wdt();
+
#ifdef CONFIG_PM
mpc52xx_suspend.board_suspend_prepare = lite5200_suspend_prepare;
mpc52xx_suspend.board_resume_finish = lite5200_resume_finish;
@@ -183,5 +186,6 @@ define_machine(lite5200) {
.init = mpc52xx_declare_of_platform_devices,
.init_IRQ = mpc52xx_init_irq,
.get_irq = mpc52xx_get_irq,
+ .restart = mpc52xx_restart,
.calibrate_decr = generic_calibrate_decr,
};
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c
index 3bc201e07e6b..9850685c5429 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_common.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c
@@ -18,15 +18,20 @@
#include <asm/prom.h>
#include <asm/mpc52xx.h>
+/*
+ * This variable is mapped in mpc52xx_map_wdt() and used in mpc52xx_restart().
+ * Permanent mapping is required because mpc52xx_restart() can be called
+ * from interrupt context while node mapping (which calls ioremap())
+ * cannot be used at such point.
+ */
+static volatile struct mpc52xx_gpt *mpc52xx_wdt = NULL;
-void __iomem *
-mpc52xx_find_and_map(const char *compatible)
+static void __iomem *
+mpc52xx_map_node(struct device_node *ofn)
{
- struct device_node *ofn;
const u32 *regaddr_p;
u64 regaddr64, size64;
- ofn = of_find_compatible_node(NULL, NULL, compatible);
if (!ofn)
return NULL;
@@ -42,8 +47,23 @@ mpc52xx_find_and_map(const char *compatible)
return ioremap((u32)regaddr64, (u32)size64);
}
+
+void __iomem *
+mpc52xx_find_and_map(const char *compatible)
+{
+ return mpc52xx_map_node(
+ of_find_compatible_node(NULL, NULL, compatible));
+}
+
EXPORT_SYMBOL(mpc52xx_find_and_map);
+void __iomem *
+mpc52xx_find_and_map_path(const char *path)
+{
+ return mpc52xx_map_node(of_find_node_by_path(path));
+}
+
+EXPORT_SYMBOL(mpc52xx_find_and_map_path);
/**
* mpc52xx_find_ipb_freq - Find the IPB bus frequency for a device
@@ -113,3 +133,46 @@ mpc52xx_declare_of_platform_devices(void)
"Error while probing of_platform bus\n");
}
+void __init
+mpc52xx_map_wdt(void)
+{
+ const void *has_wdt;
+ struct device_node *np;
+
+ /* mpc52xx_wdt is mapped here and used in mpc52xx_restart,
+ * possibly from a interrupt context. wdt is only implement
+ * on a gpt0, so check has-wdt property before mapping.
+ */
+ for_each_compatible_node(np, NULL, "fsl,mpc5200-gpt") {
+ has_wdt = of_get_property(np, "fsl,has-wdt", NULL);
+ if (has_wdt) {
+ mpc52xx_wdt = mpc52xx_map_node(np);
+ return;
+ }
+ }
+ for_each_compatible_node(np, NULL, "mpc5200-gpt") {
+ has_wdt = of_get_property(np, "has-wdt", NULL);
+ if (has_wdt) {
+ mpc52xx_wdt = mpc52xx_map_node(np);
+ return;
+ }
+ }
+}
+
+void
+mpc52xx_restart(char *cmd)
+{
+ local_irq_disable();
+
+ /* Turn on the watchdog and wait for it to expire.
+ * It effectively does a reset. */
+ if (mpc52xx_wdt) {
+ out_be32(&mpc52xx_wdt->mode, 0x00000000);
+ out_be32(&mpc52xx_wdt->count, 0x000000ff);
+ out_be32(&mpc52xx_wdt->mode, 0x00009004);
+ } else
+ printk("mpc52xx_restart: Can't access wdt. "
+ "Restart impossible, system halted.\n");
+
+ while (1);
+}
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 229d355ed86a..ea22cad2cd0a 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -120,7 +120,7 @@ config PPC_PMI
depends on PPC_IBM_CELL_BLADE
help
PMI (Platform Management Interrupt) is a way to
- communicate with the BMC (Baseboard Mangement Controller).
+ communicate with the BMC (Baseboard Management Controller).
It is used in some IBM Cell blades.
default m
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index d72b16d6816e..d9e56a503795 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -748,7 +748,7 @@ static ssize_t spufs_wbox_write(struct file *file, const char __user *buf,
if (count)
goto out;
- /* write aѕ much as possible */
+ /* write as much as possible */
for (count = 4, udata++; (count + 4) <= len; count += 4, udata++) {
int ret;
ret = __get_user(wbox_data, udata);
diff --git a/arch/powerpc/platforms/celleb/scc_uhc.c b/arch/powerpc/platforms/celleb/scc_uhc.c
index a7c548bde2e3..b59c38a06e3e 100644
--- a/arch/powerpc/platforms/celleb/scc_uhc.c
+++ b/arch/powerpc/platforms/celleb/scc_uhc.c
@@ -36,7 +36,7 @@ static inline int uhc_clkctrl_ready(u32 val)
}
/*
- * UHC(usb host controler) enable function.
+ * UHC(usb host controller) enable function.
* affect to both of OHCI and EHCI core module.
*/
static void enable_scc_uhc(struct pci_dev *dev)
diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c
index 354c05861629..144177d77cf1 100644
--- a/arch/powerpc/platforms/maple/setup.c
+++ b/arch/powerpc/platforms/maple/setup.c
@@ -41,13 +41,13 @@
#include <linux/root_dev.h>
#include <linux/serial.h>
#include <linux/smp.h>
+#include <linux/bitops.h>
#include <asm/processor.h>
#include <asm/sections.h>
#include <asm/prom.h>
#include <asm/system.h>
#include <asm/pgtable.h>
-#include <asm/bitops.h>
#include <asm/io.h>
#include <asm/kexec.h>
#include <asm/pci-bridge.h>
diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c
index 07e64b48e7fc..6405f4a36763 100644
--- a/arch/powerpc/platforms/ps3/system-bus.c
+++ b/arch/powerpc/platforms/ps3/system-bus.c
@@ -628,9 +628,8 @@ static int ps3_sb_map_sg(struct device *_dev, struct scatterlist *sgl,
int i;
for_each_sg(sgl, sg, nents, i) {
- int result = ps3_dma_map(dev->d_region,
- page_to_phys(sg->page) + sg->offset, sg->length,
- &sg->dma_address, 0);
+ int result = ps3_dma_map(dev->d_region, sg_phys(sg),
+ sg->length, &sg->dma_address, 0);
if (result) {
pr_debug("%s:%d: ps3_dma_map failed (%d)\n",
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index 3a393c7f390e..a1ab25c7082f 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -332,7 +332,7 @@ static int recover_mce(struct pt_regs *regs, struct rtas_error_log * err)
err->disposition == RTAS_DISP_NOT_RECOVERED &&
err->target == RTAS_TARGET_MEMORY &&
err->type == RTAS_TYPE_ECC_UNCORR &&
- !(current->pid == 0 || is_init(current))) {
+ !(current->pid == 0 || is_global_init(current))) {
/* Kill off a user process with an ECC error */
printk(KERN_ERR "MCE: uncorrectable ecc error for pid %d\n",
current->pid);
diff --git a/arch/powerpc/sysdev/bestcomm/bestcomm.c b/arch/powerpc/sysdev/bestcomm/bestcomm.c
index 48492a83e5a7..740ad73ce5cc 100644
--- a/arch/powerpc/sysdev/bestcomm/bestcomm.c
+++ b/arch/powerpc/sysdev/bestcomm/bestcomm.c
@@ -269,6 +269,7 @@ bcom_engine_init(void)
int task;
phys_addr_t tdt_pa, ctx_pa, var_pa, fdt_pa;
unsigned int tdt_size, ctx_size, var_size, fdt_size;
+ u16 regval;
/* Allocate & clear SRAM zones for FDT, TDTs, contexts and vars/incs */
tdt_size = BCOM_MAX_TASKS * sizeof(struct bcom_tdt);
@@ -319,9 +320,11 @@ bcom_engine_init(void)
/* Init 'always' initiator */
out_8(&bcom_eng->regs->ipr[BCOM_INITIATOR_ALWAYS], BCOM_IPR_ALWAYS);
- /* Disable COMM Bus Prefetch, apparently it's not reliable yet */
- /* FIXME: This should be done on 5200 and not 5200B ... */
- out_be16(&bcom_eng->regs->PtdCntrl, in_be16(&bcom_eng->regs->PtdCntrl) | 1);
+ /* Disable COMM Bus Prefetch on the original 5200; it's broken */
+ if ((mfspr(SPRN_SVR) & MPC5200_SVR_MASK) == MPC5200_SVR) {
+ regval = in_be16(&bcom_eng->regs->PtdCntrl);
+ out_be16(&bcom_eng->regs->PtdCntrl, regval | 1);
+ }
/* Init lock */
spin_lock_init(&bcom_eng->lock);