aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2009-10-15 15:15:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-10-15 15:15:03 -0700
commit37a08b13eba6ce3b42df30b2a5ca3a9845f429ec (patch)
tree663ceaca23d3ca508994bf9e1e80873a5e091898
parentbd72f85b9ad6cf41bc771de0cd27d892c41b4396 (diff)
parentb734dd5b5753c88c64bf56d4002d8ade7e88edec (diff)
downloadlinux-37a08b13eba6ce3b42df30b2a5ca3a9845f429ec.tar.gz
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: powerpc/pci: Fix MODPOST warning powerpc/oprofile: Add ppc750 CL as supported by oprofile powerpc: warning: allocated section `.data_nosave' not in segment powerpc/kgdb: Fix build failure caused by "kgdb.c: unused variable 'acc'" powerpc: Fix hypervisor TLB batching powerpc/mm: Fix hang accessing top of vmalloc space powerpc: Fix memory leak in axon_msi.c powerpc/pmac: Fix issues with sleep on some powerbooks powerpc64/ftrace: use PACA to retrieve TOC in mod_return_to_handler powerpc/ftrace: show real return addresses in modules
-rw-r--r--arch/powerpc/include/asm/firmware.h10
-rw-r--r--arch/powerpc/kernel/cputable.c2
-rw-r--r--arch/powerpc/kernel/entry_64.S3
-rw-r--r--arch/powerpc/kernel/kgdb.c6
-rw-r--r--arch/powerpc/kernel/pci-common.c2
-rw-r--r--arch/powerpc/kernel/process.c10
-rw-r--r--arch/powerpc/kernel/vmlinux.lds.S1
-rw-r--r--arch/powerpc/mm/slb_low.S10
-rw-r--r--arch/powerpc/platforms/cell/axon_msi.c2
-rw-r--r--arch/powerpc/platforms/powermac/low_i2c.c7
-rw-r--r--arch/powerpc/platforms/pseries/firmware.c3
-rw-r--r--drivers/macintosh/via-pmu.c40
12 files changed, 51 insertions, 45 deletions
diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h
index 3a179827528..20778a405d7 100644
--- a/arch/powerpc/include/asm/firmware.h
+++ b/arch/powerpc/include/asm/firmware.h
@@ -37,7 +37,7 @@
#define FW_FEATURE_VIO ASM_CONST(0x0000000000004000)
#define FW_FEATURE_RDMA ASM_CONST(0x0000000000008000)
#define FW_FEATURE_LLAN ASM_CONST(0x0000000000010000)
-#define FW_FEATURE_BULK ASM_CONST(0x0000000000020000)
+#define FW_FEATURE_BULK_REMOVE ASM_CONST(0x0000000000020000)
#define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000)
#define FW_FEATURE_MULTITCE ASM_CONST(0x0000000000080000)
#define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000)
@@ -45,8 +45,7 @@
#define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000)
#define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000)
#define FW_FEATURE_BEAT ASM_CONST(0x0000000001000000)
-#define FW_FEATURE_BULK_REMOVE ASM_CONST(0x0000000002000000)
-#define FW_FEATURE_CMO ASM_CONST(0x0000000004000000)
+#define FW_FEATURE_CMO ASM_CONST(0x0000000002000000)
#ifndef __ASSEMBLY__
@@ -58,8 +57,9 @@ enum {
FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ |
FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
- FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE |
- FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO,
+ FW_FEATURE_BULK_REMOVE | FW_FEATURE_XDABR |
+ FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR |
+ FW_FEATURE_CMO,
FW_FEATURE_PSERIES_ALWAYS = 0,
FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 0b9c9135922..03c862b6a9c 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -711,6 +711,8 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_setup = __setup_cpu_750,
.machine_check = machine_check_generic,
.platform = "ppc750",
+ .oprofile_cpu_type = "ppc/750",
+ .oprofile_type = PPC_OPROFILE_G4,
},
{ /* 745/755 */
.pvr_mask = 0xfffff000,
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 900e0eea009..f9fd54bfcc8 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -1038,8 +1038,7 @@ _GLOBAL(mod_return_to_handler)
* We are in a module using the module's TOC.
* Switch to our TOC to run inside the core kernel.
*/
- LOAD_REG_IMMEDIATE(r4,ftrace_return_to_handler)
- ld r2, 8(r4)
+ ld r2, PACATOC(r13)
bl .ftrace_return_to_handler
nop
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c
index fe8f71dd0b3..641c74bb8e2 100644
--- a/arch/powerpc/kernel/kgdb.c
+++ b/arch/powerpc/kernel/kgdb.c
@@ -282,12 +282,6 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
{
unsigned long *ptr = gdb_regs;
int reg;
-#ifdef CONFIG_SPE
- union {
- u32 v32[2];
- u64 v64;
- } acc;
-#endif
for (reg = 0; reg < 32; reg++)
UNPACK64(regs->gpr[reg], ptr);
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index bb8209e3493..e8dfdbd9327 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1190,7 +1190,7 @@ EXPORT_SYMBOL(pcibios_align_resource);
* Reparent resource children of pr that conflict with res
* under res, and make res replace those children.
*/
-static int __init reparent_resources(struct resource *parent,
+static int reparent_resources(struct resource *parent,
struct resource *res)
{
struct resource *p, **pp;
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 1168c5f440a..2ec1eaed19c 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1016,9 +1016,13 @@ void show_stack(struct task_struct *tsk, unsigned long *stack)
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
int curr_frame = current->curr_ret_stack;
extern void return_to_handler(void);
- unsigned long addr = (unsigned long)return_to_handler;
+ unsigned long rth = (unsigned long)return_to_handler;
+ unsigned long mrth = -1;
#ifdef CONFIG_PPC64
- addr = *(unsigned long*)addr;
+ extern void mod_return_to_handler(void);
+ rth = *(unsigned long *)rth;
+ mrth = (unsigned long)mod_return_to_handler;
+ mrth = *(unsigned long *)mrth;
#endif
#endif
@@ -1044,7 +1048,7 @@ void show_stack(struct task_struct *tsk, unsigned long *stack)
if (!firstframe || ip != lr) {
printk("["REG"] ["REG"] %pS", sp, ip, (void *)ip);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- if (ip == addr && curr_frame >= 0) {
+ if ((ip == rth || ip == mrth) && curr_frame >= 0) {
printk(" (%pS)",
(void *)current->ret_stack[curr_frame].ret);
curr_frame--;
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index f56429362a1..27735a7ac12 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -236,6 +236,7 @@ SECTIONS
READ_MOSTLY_DATA(L1_CACHE_BYTES)
}
+ . = ALIGN(PAGE_SIZE);
.data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) {
NOSAVE_DATA
}
diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S
index bc44dc4b5c6..95ce3558169 100644
--- a/arch/powerpc/mm/slb_low.S
+++ b/arch/powerpc/mm/slb_low.S
@@ -72,19 +72,17 @@ _GLOBAL(slb_miss_kernel_load_vmemmap)
1:
#endif /* CONFIG_SPARSEMEM_VMEMMAP */
- /* vmalloc/ioremap mapping encoding bits, the "li" instructions below
- * will be patched by the kernel at boot
+ /* vmalloc mapping gets the encoding from the PACA as the mapping
+ * can be demoted from 64K -> 4K dynamically on some machines
*/
-BEGIN_FTR_SECTION
- /* check whether this is in vmalloc or ioremap space */
clrldi r11,r10,48
cmpldi r11,(VMALLOC_SIZE >> 28) - 1
bgt 5f
lhz r11,PACAVMALLOCSLLP(r13)
b 6f
5:
-END_FTR_SECTION_IFCLR(CPU_FTR_CI_LARGE_PAGE)
-_GLOBAL(slb_miss_kernel_load_io)
+ /* IO mapping */
+ _GLOBAL(slb_miss_kernel_load_io)
li r11,0
6:
BEGIN_FTR_SECTION
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index aca5741ddc6..a86c34b3bb8 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -365,7 +365,7 @@ static int axon_msi_probe(struct of_device *device,
printk(KERN_ERR
"axon_msi: couldn't parse dcr properties on %s\n",
dn->full_name);
- goto out;
+ goto out_free_msic;
}
msic->dcr_host = dcr_map(dn, dcr_base, dcr_len);
diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index 21226b74c9b..414ca9849f2 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -540,8 +540,11 @@ static struct pmac_i2c_host_kw *__init kw_i2c_host_init(struct device_node *np)
/* Make sure IRQ is disabled */
kw_write_reg(reg_ier, 0);
- /* Request chip interrupt */
- if (request_irq(host->irq, kw_i2c_irq, 0, "keywest i2c", host))
+ /* Request chip interrupt. We set IRQF_TIMER because we don't
+ * want that interrupt disabled between the 2 passes of driver
+ * suspend or we'll have issues running the pfuncs
+ */
+ if (request_irq(host->irq, kw_i2c_irq, IRQF_TIMER, "keywest i2c", host))
host->irq = NO_IRQ;
printk(KERN_INFO "KeyWest i2c @0x%08x irq %d %s\n",
diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c
index 5a707da3f5c..0a14d8cd314 100644
--- a/arch/powerpc/platforms/pseries/firmware.c
+++ b/arch/powerpc/platforms/pseries/firmware.c
@@ -51,11 +51,10 @@ firmware_features_table[FIRMWARE_MAX_FEATURES] = {
{FW_FEATURE_VIO, "hcall-vio"},
{FW_FEATURE_RDMA, "hcall-rdma"},
{FW_FEATURE_LLAN, "hcall-lLAN"},
- {FW_FEATURE_BULK, "hcall-bulk"},
+ {FW_FEATURE_BULK_REMOVE, "hcall-bulk"},
{FW_FEATURE_XDABR, "hcall-xdabr"},
{FW_FEATURE_MULTITCE, "hcall-multi-tce"},
{FW_FEATURE_SPLPAR, "hcall-splpar"},
- {FW_FEATURE_BULK_REMOVE, "hcall-bulk"},
};
/* Build up the firmware features bitmask using the contents of
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index b40fb9b6c86..6f308a4757e 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -405,7 +405,11 @@ static int __init via_pmu_start(void)
printk(KERN_ERR "via-pmu: can't map interrupt\n");
return -ENODEV;
}
- if (request_irq(irq, via_pmu_interrupt, 0, "VIA-PMU", (void *)0)) {
+ /* We set IRQF_TIMER because we don't want the interrupt to be disabled
+ * between the 2 passes of driver suspend, we control our own disabling
+ * for that one
+ */
+ if (request_irq(irq, via_pmu_interrupt, IRQF_TIMER, "VIA-PMU", (void *)0)) {
printk(KERN_ERR "via-pmu: can't request irq %d\n", irq);
return -ENODEV;
}
@@ -419,7 +423,7 @@ static int __init via_pmu_start(void)
gpio_irq = irq_of_parse_and_map(gpio_node, 0);
if (gpio_irq != NO_IRQ) {
- if (request_irq(gpio_irq, gpio1_interrupt, 0,
+ if (request_irq(gpio_irq, gpio1_interrupt, IRQF_TIMER,
"GPIO1 ADB", (void *)0))
printk(KERN_ERR "pmu: can't get irq %d"
" (GPIO1)\n", gpio_irq);
@@ -925,8 +929,7 @@ proc_write_options(struct file *file, const char __user *buffer,
#ifdef CONFIG_ADB
/* Send an ADB command */
-static int
-pmu_send_request(struct adb_request *req, int sync)
+static int pmu_send_request(struct adb_request *req, int sync)
{
int i, ret;
@@ -1005,16 +1008,11 @@ pmu_send_request(struct adb_request *req, int sync)
}
/* Enable/disable autopolling */
-static int
-pmu_adb_autopoll(int devs)
+static int __pmu_adb_autopoll(int devs)
{
struct adb_request req;
- if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb)
- return -ENXIO;
-
if (devs) {
- adb_dev_map = devs;
pmu_request(&req, NULL, 5, PMU_ADB_CMD, 0, 0x86,
adb_dev_map >> 8, adb_dev_map);
pmu_adb_flags = 2;
@@ -1027,9 +1025,17 @@ pmu_adb_autopoll(int devs)
return 0;
}
+static int pmu_adb_autopoll(int devs)
+{
+ if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb)
+ return -ENXIO;
+
+ adb_dev_map = devs;
+ return __pmu_adb_autopoll(devs);
+}
+
/* Reset the ADB bus */
-static int
-pmu_adb_reset_bus(void)
+static int pmu_adb_reset_bus(void)
{
struct adb_request req;
int save_autopoll = adb_dev_map;
@@ -1038,13 +1044,13 @@ pmu_adb_reset_bus(void)
return -ENXIO;
/* anyone got a better idea?? */
- pmu_adb_autopoll(0);
+ __pmu_adb_autopoll(0);
- req.nbytes = 5;
+ req.nbytes = 4;
req.done = NULL;
req.data[0] = PMU_ADB_CMD;
- req.data[1] = 0;
- req.data[2] = ADB_BUSRESET;
+ req.data[1] = ADB_BUSRESET;
+ req.data[2] = 0;
req.data[3] = 0;
req.data[4] = 0;
req.reply_len = 0;
@@ -1056,7 +1062,7 @@ pmu_adb_reset_bus(void)
pmu_wait_complete(&req);
if (save_autopoll != 0)
- pmu_adb_autopoll(save_autopoll);
+ __pmu_adb_autopoll(save_autopoll);
return 0;
}