4 files changed, 13 insertions, 168 deletions

diff --git a/arch/ppc64/oprofile/common.c b/arch/ppc64/oprofile/common.c
index 4acd1a424933d..e5f572710aa07 100644
--- a/arch/ppc64/oprofile/common.c
+++ b/arch/ppc64/oprofile/common.c
@@ -16,11 +16,9 @@
 #include <asm/ptrace.h>
 #include <asm/system.h>
 #include <asm/pmc.h>
+#include <asm/cputable.h>
+#include <asm/oprofile_impl.h>
 
-#include "op_impl.h"
-
-extern struct op_ppc64_model op_model_rs64;
-extern struct op_ppc64_model op_model_power4;
 static struct op_ppc64_model *model;
 
 static struct op_counter_config ctr[OP_MAX_COUNTER];
@@ -123,53 +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;
-			model->num_counters = 8;
-			ops->cpu_type = "ppc64/power3";
-			break;
-
-		case PV_NORTHSTAR:
-		case PV_PULSAR:
-		case PV_ICESTAR:
-		case PV_SSTAR:
-			model = &op_model_rs64;
-			model->num_counters = 8;
-			ops->cpu_type = "ppc64/rs64";
-			break;
-
-		case PV_POWER4:
-		case PV_POWER4p:
-			model = &op_model_power4;
-			model->num_counters = 8;
-			ops->cpu_type = "ppc64/power4";
-			break;
-
-		case PV_970:
-		case PV_970FX:
-		case PV_970MP:
-			model = &op_model_power4;
-			model->num_counters = 8;
-			ops->cpu_type = "ppc64/970";
-			break;
-
-		case PV_POWER5:
-		case PV_POWER5p:
-			model = &op_model_power4;
-			model->num_counters = 6;
-			ops->cpu_type = "ppc64/power5";
-			break;
-
-		default:
-			return -ENODEV;
-	}
+	if (!cur_cpu_spec->oprofile_model || !cur_cpu_spec->oprofile_cpu_type)
+		return -ENODEV;
+
+	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/arch/ppc64/oprofile/op_impl.h b/arch/ppc64/oprofile/op_impl.h
deleted file mode 100644
index 7fa7eaabc0351..0000000000000
--- a/arch/ppc64/oprofile/op_impl.h
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Copyright (C) 2004 Anton Blanchard <anton@au.ibm.com>, IBM
- *
- * Based on alpha version.
- *
- * 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 the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#ifndef OP_IMPL_H
-#define OP_IMPL_H 1
-
-#define OP_MAX_COUNTER 8
-
-/* Per-counter configuration as set via oprofilefs.  */
-struct op_counter_config {
-	unsigned long valid;
-	unsigned long enabled;
-	unsigned long event;
-	unsigned long count;
-	unsigned long kernel;
-	/* We dont support per counter user/kernel selection */
-	unsigned long user;
-	unsigned long unit_mask;
-};
-
-/* System-wide configuration as set via oprofilefs.  */
-struct op_system_config {
-	unsigned long mmcr0;
-	unsigned long mmcr1;
-	unsigned long mmcra;
-	unsigned long enable_kernel;
-	unsigned long enable_user;
-	unsigned long backtrace_spinlocks;
-};
-
-/* Per-arch configuration */
-struct op_ppc64_model {
-	void (*reg_setup) (struct op_counter_config *,
-			   struct op_system_config *,
-			   int num_counters);
-	void (*cpu_setup) (void *);
-	void (*start) (struct op_counter_config *);
-	void (*stop) (void);
-	void (*handle_interrupt) (struct pt_regs *,
-				  struct op_counter_config *);
-	int num_counters;
-};
-
-static inline unsigned int ctr_read(unsigned int i)
-{
-	switch(i) {
-	case 0:
-		return mfspr(SPRN_PMC1);
-	case 1:
-		return mfspr(SPRN_PMC2);
-	case 2:
-		return mfspr(SPRN_PMC3);
-	case 3:
-		return mfspr(SPRN_PMC4);
-	case 4:
-		return mfspr(SPRN_PMC5);
-	case 5:
-		return mfspr(SPRN_PMC6);
-	case 6:
-		return mfspr(SPRN_PMC7);
-	case 7:
-		return mfspr(SPRN_PMC8);
-	default:
-		return 0;
-	}
-}
-
-static inline void ctr_write(unsigned int i, unsigned int val)
-{
-	switch(i) {
-	case 0:
-		mtspr(SPRN_PMC1, val);
-		break;
-	case 1:
-		mtspr(SPRN_PMC2, val);
-		break;
-	case 2:
-		mtspr(SPRN_PMC3, val);
-		break;
-	case 3:
-		mtspr(SPRN_PMC4, val);
-		break;
-	case 4:
-		mtspr(SPRN_PMC5, val);
-		break;
-	case 5:
-		mtspr(SPRN_PMC6, val);
-		break;
-	case 6:
-		mtspr(SPRN_PMC7, val);
-		break;
-	case 7:
-		mtspr(SPRN_PMC8, val);
-		break;
-	default:
-		break;
-	}
-}
-
-#endif
diff --git a/arch/ppc64/oprofile/op_model_power4.c b/arch/ppc64/oprofile/op_model_power4.c
index 3d103d66870dd..32b2bb5625fe3 100644
--- a/arch/ppc64/oprofile/op_model_power4.c
+++ b/arch/ppc64/oprofile/op_model_power4.c
@@ -16,14 +16,12 @@
 #include <asm/cputable.h>
 #include <asm/systemcfg.h>
 #include <asm/rtas.h>
+#include <asm/oprofile_impl.h>
 
 #define dbg(args...)
 
-#include "op_impl.h"
-
 static unsigned long reset_value[OP_MAX_COUNTER];
 
-static int num_counters;
 static int oprofile_running;
 static int mmcra_has_sihv;
 
@@ -45,8 +43,6 @@ static void power4_reg_setup(struct op_counter_config *ctr,
 {
 	int i;
 
-	num_counters = num_ctrs;
-
 	/*
 	 * SIHV / SIPR bits are only implemented on POWER4+ (GQ) and above.
 	 * However we disable it on all POWER4 until we verify it works
@@ -68,7 +64,7 @@ static void power4_reg_setup(struct op_counter_config *ctr,
 
 	backtrace_spinlocks = sys->backtrace_spinlocks;
 
-	for (i = 0; i < num_counters; ++i)
+	for (i = 0; i < cur_cpu_spec->num_pmcs; ++i)
 		reset_value[i] = 0x80000000UL - ctr[i].count;
 
 	/* setup user and kernel profiling */
@@ -121,7 +117,7 @@ static void power4_start(struct op_counter_config *ctr)
 	/* set the PMM bit (see comment below) */
 	mtmsrd(mfmsr() | MSR_PMM);
 
-	for (i = 0; i < num_counters; ++i) {
+	for (i = 0; i < cur_cpu_spec->num_pmcs; ++i) {
 		if (ctr[i].enabled) {
 			ctr_write(i, reset_value[i]);
 		} else {
@@ -272,7 +268,7 @@ static void power4_handle_interrupt(struct pt_regs *regs,
 	/* set the PMM bit (see comment below) */
 	mtmsrd(mfmsr() | MSR_PMM);
 
-	for (i = 0; i < num_counters; ++i) {
+	for (i = 0; i < cur_cpu_spec->num_pmcs; ++i) {
 		val = ctr_read(i);
 		if (val < 0) {
 			if (oprofile_running && ctr[i].enabled) {
diff --git a/arch/ppc64/oprofile/op_model_rs64.c b/arch/ppc64/oprofile/op_model_rs64.c
index bcec506c266a8..08c5b333f5c4b 100644
--- a/arch/ppc64/oprofile/op_model_rs64.c
+++ b/arch/ppc64/oprofile/op_model_rs64.c
@@ -14,11 +14,10 @@
 #include <asm/system.h>
 #include <asm/processor.h>
 #include <asm/cputable.h>
+#include <asm/oprofile_impl.h>
 
 #define dbg(args...)
 
-#include "op_impl.h"
-
 static void ctrl_write(unsigned int i, unsigned int val)
 {
 	unsigned int tmp = 0;