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-rw-r--r--arch/powerpc/kernel/dma.c2
-rw-r--r--arch/powerpc/kernel/fpu.S5
-rw-r--r--arch/powerpc/kernel/ftrace.c4
-rw-r--r--arch/powerpc/kernel/irq.c4
-rw-r--r--arch/powerpc/kernel/lparcfg.c16
-rw-r--r--arch/powerpc/kernel/misc_64.S8
-rw-r--r--arch/powerpc/kernel/of_platform.c2
-rw-r--r--arch/powerpc/kernel/prom_init.c18
-rw-r--r--arch/powerpc/kernel/ptrace32.c15
-rw-r--r--arch/powerpc/kernel/setup-common.c1
10 files changed, 57 insertions, 18 deletions
diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c
index 1c5c8a6fc129..53c7788cba78 100644
--- a/arch/powerpc/kernel/dma.c
+++ b/arch/powerpc/kernel/dma.c
@@ -94,7 +94,7 @@ static int dma_direct_dma_supported(struct device *dev, u64 mask)
* done via some global so platforms can set the limit in case
* they have limited DMA windows
*/
- return mask >= DMA_32BIT_MASK;
+ return mask >= DMA_BIT_MASK(32);
#else
return 1;
#endif
diff --git a/arch/powerpc/kernel/fpu.S b/arch/powerpc/kernel/fpu.S
index a088c064ae40..2436df33c6f4 100644
--- a/arch/powerpc/kernel/fpu.S
+++ b/arch/powerpc/kernel/fpu.S
@@ -145,6 +145,11 @@ END_FTR_SECTION_IFSET(CPU_FTR_VSX)
beq 1f
PPC_LL r4,_MSR-STACK_FRAME_OVERHEAD(r5)
li r3,MSR_FP|MSR_FE0|MSR_FE1
+#ifdef CONFIG_VSX
+BEGIN_FTR_SECTION
+ oris r3,r3,MSR_VSX@h
+END_FTR_SECTION_IFSET(CPU_FTR_VSX)
+#endif
andc r4,r4,r3 /* disable FP for previous task */
PPC_STL r4,_MSR-STACK_FRAME_OVERHEAD(r5)
1:
diff --git a/arch/powerpc/kernel/ftrace.c b/arch/powerpc/kernel/ftrace.c
index 5455943f16aa..70e2a736be1f 100644
--- a/arch/powerpc/kernel/ftrace.c
+++ b/arch/powerpc/kernel/ftrace.c
@@ -293,7 +293,7 @@ __ftrace_make_nop(struct module *mod,
if (tramp & 0x8000)
tramp -= 0x10000;
- pr_debug(" %x ", tramp);
+ pr_debug(" %lx ", tramp);
if (tramp != addr) {
printk(KERN_ERR
@@ -564,7 +564,7 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
if (unlikely(atomic_read(&current->tracing_graph_pause)))
return;
-#if CONFIG_PPC64
+#ifdef CONFIG_PPC64
/* non core kernel code needs to save and restore the TOC */
if (REGION_ID(self_addr) != KERNEL_REGION_ID)
return_hooker = (unsigned long)&mod_return_to_handler;
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 5576147e57b6..8c1a4966867e 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -672,11 +672,13 @@ unsigned int irq_create_mapping(struct irq_host *host,
return NO_IRQ;
}
}
- pr_debug("irq: -> obtained virq %d\n", virq);
if (irq_setup_virq(host, virq, hwirq))
return NO_IRQ;
+ printk(KERN_DEBUG "irq: irq %lu on host %s mapped to virtual irq %u\n",
+ hwirq, host->of_node ? host->of_node->full_name : "null", virq);
+
return virq;
}
EXPORT_SYMBOL_GPL(irq_create_mapping);
diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c
index 182e0f642f36..78b3f7840ade 100644
--- a/arch/powerpc/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -434,6 +434,21 @@ static void pseries_cmo_data(struct seq_file *m)
seq_printf(m, "cmo_page_size=%lu\n", cmo_get_page_size());
}
+static void splpar_dispatch_data(struct seq_file *m)
+{
+ int cpu;
+ unsigned long dispatches = 0;
+ unsigned long dispatch_dispersions = 0;
+
+ for_each_possible_cpu(cpu) {
+ dispatches += lppaca[cpu].yield_count;
+ dispatch_dispersions += lppaca[cpu].dispersion_count;
+ }
+
+ seq_printf(m, "dispatches=%lu\n", dispatches);
+ seq_printf(m, "dispatch_dispersions=%lu\n", dispatch_dispersions);
+}
+
static int pseries_lparcfg_data(struct seq_file *m, void *v)
{
int partition_potential_processors;
@@ -460,6 +475,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v)
parse_ppp_data(m);
parse_mpp_data(m);
pseries_cmo_data(m);
+ splpar_dispatch_data(m);
seq_printf(m, "purr=%ld\n", get_purr());
} else { /* non SPLPAR case */
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index 3053fe5c62f2..b9530b2395a2 100644
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -495,7 +495,15 @@ _GLOBAL(giveup_altivec)
stvx vr0,r4,r3
beq 1f
ld r4,_MSR-STACK_FRAME_OVERHEAD(r5)
+#ifdef CONFIG_VSX
+BEGIN_FTR_SECTION
+ lis r3,(MSR_VEC|MSR_VSX)@h
+FTR_SECTION_ELSE
+ lis r3,MSR_VEC@h
+ALT_FTR_SECTION_END_IFSET(CPU_FTR_VSX)
+#else
lis r3,MSR_VEC@h
+#endif
andc r4,r4,r3 /* disable FP for previous task */
std r4,_MSR-STACK_FRAME_OVERHEAD(r5)
1:
diff --git a/arch/powerpc/kernel/of_platform.c b/arch/powerpc/kernel/of_platform.c
index 3f37a6e62771..87df428e3588 100644
--- a/arch/powerpc/kernel/of_platform.c
+++ b/arch/powerpc/kernel/of_platform.c
@@ -76,7 +76,7 @@ struct of_device* of_platform_device_create(struct device_node *np,
return NULL;
dev->dma_mask = 0xffffffffUL;
- dev->dev.coherent_dma_mask = DMA_32BIT_MASK;
+ dev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
dev->dev.bus = &of_platform_bus_type;
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 2e026c0407d4..2f0e64b53642 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -614,7 +614,7 @@ static unsigned char ibm_architecture_vec[] = {
W(0xffffffff), /* virt_base */
W(0xffffffff), /* virt_size */
W(0xffffffff), /* load_base */
- W(64), /* 128MB min RMA */
+ W(64), /* 64MB min RMA */
W(0xffffffff), /* full client load */
0, /* min RMA percentage of total RAM */
48, /* max log_2(hash table size) */
@@ -732,15 +732,17 @@ static void __init prom_send_capabilities(void)
root = call_prom("open", 1, 1, ADDR("/"));
if (root != 0) {
/* try calling the ibm,client-architecture-support method */
+ prom_printf("Calling ibm,client-architecture...");
if (call_prom_ret("call-method", 3, 2, &ret,
ADDR("ibm,client-architecture-support"),
root,
ADDR(ibm_architecture_vec)) == 0) {
/* the call exists... */
if (ret)
- prom_printf("WARNING: ibm,client-architecture"
+ prom_printf("\nWARNING: ibm,client-architecture"
"-support call FAILED!\n");
call_prom("close", 1, 0, root);
+ prom_printf(" done\n");
return;
}
call_prom("close", 1, 0, root);
@@ -1083,7 +1085,7 @@ static void __init prom_instantiate_rtas(void)
return;
}
- prom_printf("instantiating rtas at 0x%x ...", base);
+ prom_printf("instantiating rtas at 0x%x...", base);
if (call_prom_ret("call-method", 3, 2, &entry,
ADDR("instantiate-rtas"),
@@ -1495,7 +1497,7 @@ static int __init prom_find_machine_type(void)
return PLATFORM_GENERIC;
x = prom_getproplen(rtas, "ibm,hypertas-functions");
if (x != PROM_ERROR) {
- prom_printf("Hypertas detected, assuming LPAR !\n");
+ prom_debug("Hypertas detected, assuming LPAR !\n");
return PLATFORM_PSERIES_LPAR;
}
return PLATFORM_PSERIES;
@@ -1544,7 +1546,7 @@ static void __init prom_check_displays(void)
};
const unsigned char *clut;
- prom_printf("Looking for displays\n");
+ prom_debug("Looking for displays\n");
for (node = 0; prom_next_node(&node); ) {
memset(type, 0, sizeof(type));
prom_getprop(node, "device_type", type, sizeof(type));
@@ -1562,7 +1564,7 @@ static void __init prom_check_displays(void)
if (call_prom("package-to-path", 3, 1, node, path,
PROM_SCRATCH_SIZE-10) == PROM_ERROR)
continue;
- prom_printf("found display : %s, opening ... ", path);
+ prom_printf("found display : %s, opening... ", path);
ih = call_prom("open", 1, 1, path);
if (ih == 0) {
@@ -2387,7 +2389,7 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4,
/*
* Now finally create the flattened device-tree
*/
- prom_printf("copying OF device tree ...\n");
+ prom_printf("copying OF device tree...\n");
flatten_device_tree();
/*
@@ -2402,7 +2404,7 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4,
* Call OF "quiesce" method to shut down pending DMA's from
* devices etc...
*/
- prom_printf("Calling quiesce ...\n");
+ prom_printf("Calling quiesce...\n");
call_prom("quiesce", 0, 0);
/*
diff --git a/arch/powerpc/kernel/ptrace32.c b/arch/powerpc/kernel/ptrace32.c
index 197d49c790ad..297632cba047 100644
--- a/arch/powerpc/kernel/ptrace32.c
+++ b/arch/powerpc/kernel/ptrace32.c
@@ -67,7 +67,8 @@ static long compat_ptrace_old(struct task_struct *child, long request,
/* Macros to workout the correct index for the FPR in the thread struct */
#define FPRNUMBER(i) (((i) - PT_FPR0) >> 1)
#define FPRHALF(i) (((i) - PT_FPR0) & 1)
-#define FPRINDEX(i) TS_FPRWIDTH * FPRNUMBER(i) + FPRHALF(i)
+#define FPRINDEX(i) TS_FPRWIDTH * FPRNUMBER(i) * 2 + FPRHALF(i)
+#define FPRINDEX_3264(i) (TS_FPRWIDTH * ((i) - PT_FPR0))
long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
compat_ulong_t caddr, compat_ulong_t cdata)
@@ -168,8 +169,9 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
CHECK_FULL_REGS(child->thread.regs);
if (numReg >= PT_FPR0) {
flush_fp_to_thread(child);
- tmp = ((unsigned long int *)child->thread.fpr)
- [FPRINDEX(numReg)];
+ /* get 64 bit FPR */
+ tmp = ((u64 *)child->thread.fpr)
+ [FPRINDEX_3264(numReg)];
} else { /* register within PT_REGS struct */
tmp = ptrace_get_reg(child, numReg);
}
@@ -262,8 +264,13 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
freg = (freg & 0xfffffffful) | (data << 32);
ret = ptrace_put_reg(child, numReg, freg);
} else {
+ u64 *tmp;
flush_fp_to_thread(child);
- ((unsigned int *)child->thread.regs)[index] = data;
+ /* get 64 bit FPR ... */
+ tmp = &(((u64 *)child->thread.fpr)
+ [FPRINDEX_3264(numReg)]);
+ /* ... write the 32 bit part we want */
+ ((u32 *)tmp)[index % 2] = data;
ret = 0;
}
break;
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 9774f9fed96e..02fed27af7f6 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -36,7 +36,6 @@
#include <linux/percpu.h>
#include <linux/lmb.h>
#include <linux/of_platform.h>
-#include <linux/platform_device.h>
#include <asm/io.h>
#include <asm/prom.h>
#include <asm/processor.h>
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-07 02:46:56 +0000