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-rw-r--r--arch/ppc64/kernel/cputable.c14
-rw-r--r--arch/ppc64/oprofile/common.c42
-rw-r--r--include/asm-ppc64/cputable.h4
3 files changed, 23 insertions, 37 deletions
diff --git a/arch/ppc64/kernel/cputable.c b/arch/ppc64/kernel/cputable.c
index c022ec4d1e9..a18aa383f12 100644
--- a/arch/ppc64/kernel/cputable.c
+++ b/arch/ppc64/kernel/cputable.c
@@ -19,6 +19,7 @@
#include <linux/init.h>
#include <linux/module.h>
+#include <asm/oprofile_impl.h>
#include <asm/cputable.h>
struct cpu_spec* cur_cpu_spec = NULL;
@@ -61,6 +62,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power3,
.oprofile_cpu_type = "ppc64/power3",
+ .oprofile_model = &op_model_rs64,
},
{ /* Power3+ */
.pvr_mask = 0xffff0000,
@@ -74,6 +76,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power3,
.oprofile_cpu_type = "ppc64/power3",
+ .oprofile_model = &op_model_rs64,
},
{ /* Northstar */
.pvr_mask = 0xffff0000,
@@ -88,6 +91,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power3,
.oprofile_cpu_type = "ppc64/rs64",
+ .oprofile_model = &op_model_rs64,
},
{ /* Pulsar */
.pvr_mask = 0xffff0000,
@@ -102,6 +106,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power3,
.oprofile_cpu_type = "ppc64/rs64",
+ .oprofile_model = &op_model_rs64,
},
{ /* I-star */
.pvr_mask = 0xffff0000,
@@ -116,6 +121,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power3,
.oprofile_cpu_type = "ppc64/rs64",
+ .oprofile_model = &op_model_rs64,
},
{ /* S-star */
.pvr_mask = 0xffff0000,
@@ -130,6 +136,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power3,
.oprofile_cpu_type = "ppc64/rs64",
+ .oprofile_model = &op_model_rs64,
},
{ /* Power4 */
.pvr_mask = 0xffff0000,
@@ -144,6 +151,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power4,
.oprofile_cpu_type = "ppc64/power4",
+ .oprofile_model = &op_model_rs64,
},
{ /* Power4+ */
.pvr_mask = 0xffff0000,
@@ -158,6 +166,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_power4,
.oprofile_cpu_type = "ppc64/power4",
+ .oprofile_model = &op_model_power4,
},
{ /* PPC970 */
.pvr_mask = 0xffff0000,
@@ -174,6 +183,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_ppc970,
.oprofile_cpu_type = "ppc64/970",
+ .oprofile_model = &op_model_power4,
},
{ /* PPC970FX */
.pvr_mask = 0xffff0000,
@@ -190,6 +200,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 8,
.cpu_setup = __setup_cpu_ppc970,
.oprofile_cpu_type = "ppc64/970",
+ .oprofile_model = &op_model_power4,
},
{ /* PPC970MP */
.pvr_mask = 0xffff0000,
@@ -205,6 +216,7 @@ struct cpu_spec cpu_specs[] = {
.dcache_bsize = 128,
.cpu_setup = __setup_cpu_ppc970,
.oprofile_cpu_type = "ppc64/970",
+ .oprofile_model = &op_model_power4,
},
{ /* Power5 */
.pvr_mask = 0xffff0000,
@@ -221,6 +233,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 6,
.cpu_setup = __setup_cpu_power4,
.oprofile_cpu_type = "ppc64/power5",
+ .oprofile_model = &op_model_power4,
},
{ /* Power5 */
.pvr_mask = 0xffff0000,
@@ -237,6 +250,7 @@ struct cpu_spec cpu_specs[] = {
.num_pmcs = 6,
.cpu_setup = __setup_cpu_power4,
.oprofile_cpu_type = "ppc64/power5",
+ .oprofile_model = &op_model_power4,
},
{ /* BE DD1.x */
.pvr_mask = 0xffff0000,
diff --git a/arch/ppc64/oprofile/common.c b/arch/ppc64/oprofile/common.c
index 3e8daabf102..e5f572710aa 100644
--- a/arch/ppc64/oprofile/common.c
+++ b/arch/ppc64/oprofile/common.c
@@ -121,45 +121,13 @@ static int op_ppc64_create_files(struct super_block *sb, struct dentry *root)
int __init oprofile_arch_init(struct oprofile_operations *ops)
{
- unsigned int pvr;
-
- pvr = mfspr(SPRN_PVR);
-
- switch (PVR_VER(pvr)) {
- case PV_630:
- case PV_630p:
- model = &op_model_rs64;
- break;
-
- case PV_NORTHSTAR:
- case PV_PULSAR:
- case PV_ICESTAR:
- case PV_SSTAR:
- model = &op_model_rs64;
- break;
-
- case PV_POWER4:
- case PV_POWER4p:
- model = &op_model_power4;
- break;
-
- case PV_970:
- case PV_970FX:
- case PV_970MP:
- model = &op_model_power4;
- break;
-
- case PV_POWER5:
- case PV_POWER5p:
- model = &op_model_power4;
- break;
-
- default:
- return -ENODEV;
- }
+ if (!cur_cpu_spec->oprofile_model || !cur_cpu_spec->oprofile_cpu_type)
+ return -ENODEV;
- ops->cpu_type = cur_cpu_spec->oprofile_cpu_type;
+ model = cur_cpu_spec->oprofile_model;
model->num_counters = cur_cpu_spec->num_pmcs;
+
+ ops->cpu_type = cur_cpu_spec->oprofile_cpu_type;
ops->create_files = op_ppc64_create_files;
ops->setup = op_ppc64_setup;
ops->shutdown = op_ppc64_shutdown;
diff --git a/include/asm-ppc64/cputable.h b/include/asm-ppc64/cputable.h
index 445727ae2ba..acc9b4d6c16 100644
--- a/include/asm-ppc64/cputable.h
+++ b/include/asm-ppc64/cputable.h
@@ -36,6 +36,7 @@
* via the mkdefs mechanism.
*/
struct cpu_spec;
+struct op_ppc64_model;
typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
@@ -62,6 +63,9 @@ struct cpu_spec {
/* Used by oprofile userspace to select the right counters */
char *oprofile_cpu_type;
+
+ /* Processor specific oprofile operations */
+ struct op_ppc64_model *oprofile_model;
};
extern struct cpu_spec cpu_specs[];