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Diffstat (limited to 'arch/arm/kernel/etm.c')
-rw-r--r--arch/arm/kernel/etm.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/arm/kernel/etm.c b/arch/arm/kernel/etm.c
index 11db62806a1..131a6ab5f35 100644
--- a/arch/arm/kernel/etm.c
+++ b/arch/arm/kernel/etm.c
@@ -24,6 +24,7 @@
#include <linux/miscdevice.h>
#include <linux/vmalloc.h>
#include <linux/mutex.h>
+#include <linux/module.h>
#include <asm/hardware/coresight.h>
#include <asm/sections.h>
@@ -253,7 +254,7 @@ static void sysrq_etm_dump(int key)
static struct sysrq_key_op sysrq_etm_op = {
.handler = sysrq_etm_dump,
- .help_msg = "ETM buffer dump",
+ .help_msg = "etm-buffer-dump(v)",
.action_msg = "etm",
};
@@ -338,7 +339,7 @@ static struct miscdevice etb_miscdev = {
.fops = &etb_fops,
};
-static int __init etb_probe(struct amba_device *dev, struct amba_id *id)
+static int etb_probe(struct amba_device *dev, const struct amba_id *id)
{
struct tracectx *t = &tracer;
int ret = 0;
@@ -384,7 +385,6 @@ out:
return ret;
out_unmap:
- amba_set_drvdata(dev, NULL);
iounmap(t->etb_regs);
out_release:
@@ -397,8 +397,6 @@ static int etb_remove(struct amba_device *dev)
{
struct tracectx *t = amba_get_drvdata(dev);
- amba_set_drvdata(dev, NULL);
-
iounmap(t->etb_regs);
t->etb_regs = NULL;
@@ -530,7 +528,7 @@ static ssize_t trace_mode_store(struct kobject *kobj,
static struct kobj_attribute trace_mode_attr =
__ATTR(trace_mode, 0644, trace_mode_show, trace_mode_store);
-static int __init etm_probe(struct amba_device *dev, struct amba_id *id)
+static int etm_probe(struct amba_device *dev, const struct amba_id *id)
{
struct tracectx *t = &tracer;
int ret = 0;
@@ -587,7 +585,6 @@ out:
return ret;
out_unmap:
- amba_set_drvdata(dev, NULL);
iounmap(t->etm_regs);
out_release:
@@ -600,8 +597,6 @@ static int etm_remove(struct amba_device *dev)
{
struct tracectx *t = amba_get_drvdata(dev);
- amba_set_drvdata(dev, NULL);
-
iounmap(t->etm_regs);
t->etm_regs = NULL;