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path: root/drivers/regulator/dbx500-prcmu.c
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Diffstat (limited to 'drivers/regulator/dbx500-prcmu.c')
-rw-r--r--drivers/regulator/dbx500-prcmu.c45
1 files changed, 21 insertions, 24 deletions
diff --git a/drivers/regulator/dbx500-prcmu.c b/drivers/regulator/dbx500-prcmu.c
index f2e5ecdc586..2d16b9f16de 100644
--- a/drivers/regulator/dbx500-prcmu.c
+++ b/drivers/regulator/dbx500-prcmu.c
@@ -14,6 +14,7 @@
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
+#include <linux/module.h>
#include "dbx500-prcmu.h"
@@ -23,18 +24,6 @@
static int power_state_active_cnt; /* will initialize to zero */
static DEFINE_SPINLOCK(power_state_active_lock);
-int power_state_active_get(void)
-{
- unsigned long flags;
- int cnt;
-
- spin_lock_irqsave(&power_state_active_lock, flags);
- cnt = power_state_active_cnt;
- spin_unlock_irqrestore(&power_state_active_lock, flags);
-
- return cnt;
-}
-
void power_state_active_enable(void)
{
unsigned long flags;
@@ -64,6 +53,18 @@ out:
#ifdef CONFIG_REGULATOR_DEBUG
+static int power_state_active_get(void)
+{
+ unsigned long flags;
+ int cnt;
+
+ spin_lock_irqsave(&power_state_active_lock, flags);
+ cnt = power_state_active_cnt;
+ spin_unlock_irqrestore(&power_state_active_lock, flags);
+
+ return cnt;
+}
+
static struct ux500_regulator_debug {
struct dentry *dir;
struct dentry *status_file;
@@ -77,6 +78,7 @@ static struct ux500_regulator_debug {
void ux500_regulator_suspend_debug(void)
{
int i;
+
for (i = 0; i < rdebug.num_regulators; i++)
rdebug.state_before_suspend[i] =
rdebug.regulator_array[i].is_enabled;
@@ -85,6 +87,7 @@ void ux500_regulator_suspend_debug(void)
void ux500_regulator_resume_debug(void)
{
int i;
+
for (i = 0; i < rdebug.num_regulators; i++)
rdebug.state_after_suspend[i] =
rdebug.regulator_array[i].is_enabled;
@@ -126,9 +129,9 @@ static int ux500_regulator_status_print(struct seq_file *s, void *p)
int i;
/* print dump header */
- err = seq_printf(s, "ux500-regulator status:\n");
+ err = seq_puts(s, "ux500-regulator status:\n");
if (err < 0)
- dev_err(dev, "seq_printf overflow\n");
+ dev_err(dev, "seq_puts overflow\n");
err = seq_printf(s, "%31s : %8s : %8s\n", "current",
"before", "after");
@@ -173,7 +176,7 @@ int __attribute__((weak)) dbx500_regulator_testcase(
return 0;
}
-int __devinit
+int
ux500_regulator_debug_init(struct platform_device *pdev,
struct dbx500_regulator_info *regulator_info,
int num_regulators)
@@ -201,18 +204,12 @@ ux500_regulator_debug_init(struct platform_device *pdev,
rdebug.num_regulators = num_regulators;
rdebug.state_before_suspend = kzalloc(num_regulators, GFP_KERNEL);
- if (!rdebug.state_before_suspend) {
- dev_err(&pdev->dev,
- "could not allocate memory for saving state\n");
+ if (!rdebug.state_before_suspend)
goto exit_destroy_power_state;
- }
rdebug.state_after_suspend = kzalloc(num_regulators, GFP_KERNEL);
- if (!rdebug.state_after_suspend) {
- dev_err(&pdev->dev,
- "could not allocate memory for saving state\n");
+ if (!rdebug.state_after_suspend)
goto exit_free;
- }
dbx500_regulator_testcase(regulator_info, num_regulators);
return 0;
@@ -230,7 +227,7 @@ exit_no_debugfs:
return -ENOMEM;
}
-int __devexit ux500_regulator_debug_exit(void)
+int ux500_regulator_debug_exit(void)
{
debugfs_remove_recursive(rdebug.dir);
kfree(rdebug.state_after_suspend);