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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-10-28 14:54:21 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-10-28 14:54:21 +0100
commit55f052341ff75e5815b1f7f4d2d3b69314ea8712 (patch)
tree12b2bf8b6cd272305bddf39f542ddbf5230d90bc /arch/arm/oprofile/common.c
parent7c5b3fc20807279d8f8e78f1e2ef275128668796 (diff)
downloadlinux-linaro-stable-55f052341ff75e5815b1f7f4d2d3b69314ea8712.tar.gz
[ARM] 3/4 Rename common oprofile code
The common oprofile code assumes the name "PMU" (from Intel's performance management unit). This is misleading when we start adding oprofile support for other machine types which don't use the same terminology. Call it op_arm_* instead of pmu_*. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/oprofile/common.c')
-rw-r--r--arch/arm/oprofile/common.c88
1 files changed, 44 insertions, 44 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index 02e5d6f45166..7ce6dfa06c85 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -16,17 +16,17 @@
#include "op_counter.h"
#include "op_arm_model.h"
-static struct op_arm_model_spec *pmu_model;
-static int pmu_enabled;
-static struct semaphore pmu_sem;
+static struct op_arm_model_spec *op_arm_model;
+static int op_arm_enabled;
+static struct semaphore op_arm_sem;
struct op_counter_config counter_config[OP_MAX_COUNTER];
-static int pmu_create_files(struct super_block *sb, struct dentry *root)
+static int op_arm_create_files(struct super_block *sb, struct dentry *root)
{
unsigned int i;
- for (i = 0; i < pmu_model->num_counters; i++) {
+ for (i = 0; i < op_arm_model->num_counters; i++) {
struct dentry *dir;
char buf[2];
@@ -43,61 +43,61 @@ static int pmu_create_files(struct super_block *sb, struct dentry *root)
return 0;
}
-static int pmu_setup(void)
+static int op_arm_setup(void)
{
int ret;
spin_lock(&oprofilefs_lock);
- ret = pmu_model->setup_ctrs();
+ ret = op_arm_model->setup_ctrs();
spin_unlock(&oprofilefs_lock);
return ret;
}
-static int pmu_start(void)
+static int op_arm_start(void)
{
int ret = -EBUSY;
- down(&pmu_sem);
- if (!pmu_enabled) {
- ret = pmu_model->start();
- pmu_enabled = !ret;
+ down(&op_arm_sem);
+ if (!op_arm_enabled) {
+ ret = op_arm_model->start();
+ op_arm_enabled = !ret;
}
- up(&pmu_sem);
+ up(&op_arm_sem);
return ret;
}
-static void pmu_stop(void)
+static void op_arm_stop(void)
{
- down(&pmu_sem);
- if (pmu_enabled)
- pmu_model->stop();
- pmu_enabled = 0;
- up(&pmu_sem);
+ down(&op_arm_sem);
+ if (op_arm_enabled)
+ op_arm_model->stop();
+ op_arm_enabled = 0;
+ up(&op_arm_sem);
}
#ifdef CONFIG_PM
-static int pmu_suspend(struct sys_device *dev, pm_message_t state)
+static int op_arm_suspend(struct sys_device *dev, pm_message_t state)
{
- down(&pmu_sem);
- if (pmu_enabled)
- pmu_model->stop();
- up(&pmu_sem);
+ down(&op_arm_sem);
+ if (op_arm_enabled)
+ op_arm_model->stop();
+ up(&op_arm_sem);
return 0;
}
-static int pmu_resume(struct sys_device *dev)
+static int op_arm_resume(struct sys_device *dev)
{
- down(&pmu_sem);
- if (pmu_enabled && pmu_model->start())
- pmu_enabled = 0;
- up(&pmu_sem);
+ down(&op_arm_sem);
+ if (op_arm_enabled && op_arm_model->start())
+ op_arm_enabled = 0;
+ up(&op_arm_sem);
return 0;
}
static struct sysdev_class oprofile_sysclass = {
set_kset_name("oprofile"),
- .resume = pmu_resume,
- .suspend = pmu_suspend,
+ .resume = op_arm_resume,
+ .suspend = op_arm_suspend,
};
static struct sys_device device_oprofile = {
@@ -125,31 +125,31 @@ static void exit_driverfs(void)
#define exit_driverfs() do { } while (0)
#endif /* CONFIG_PM */
-int __init pmu_init(struct oprofile_operations *ops, struct op_arm_model_spec *spec)
+int __init op_arm_init(struct oprofile_operations *ops, struct op_arm_model_spec *spec)
{
- init_MUTEX(&pmu_sem);
+ init_MUTEX(&op_arm_sem);
if (spec->init() < 0)
return -ENODEV;
- pmu_model = spec;
+ op_arm_model = spec;
init_driverfs();
- ops->create_files = pmu_create_files;
- ops->setup = pmu_setup;
- ops->shutdown = pmu_stop;
- ops->start = pmu_start;
- ops->stop = pmu_stop;
- ops->cpu_type = pmu_model->name;
- printk(KERN_INFO "oprofile: using %s PMU\n", spec->name);
+ ops->create_files = op_arm_create_files;
+ ops->setup = op_arm_setup;
+ ops->shutdown = op_arm_stop;
+ ops->start = op_arm_start;
+ ops->stop = op_arm_stop;
+ ops->cpu_type = op_arm_model->name;
+ printk(KERN_INFO "oprofile: using %s\n", spec->name);
return 0;
}
-void pmu_exit(void)
+void op_arm_exit(void)
{
- if (pmu_model) {
+ if (op_arm_model) {
exit_driverfs();
- pmu_model = NULL;
+ op_arm_model = NULL;
}
}