diff mbox series

[-next] PM / devfreq: governor: use DEVICE_ATTR_RW macro

Message ID 20210524021158.21236-1-yuehaibing@huawei.com
State Accepted
Commit 1ad4f329fccb5d9eb7b0a38d7fdf0f4688c6b341
Headers show
Series [-next] PM / devfreq: governor: use DEVICE_ATTR_RW macro | expand

Commit Message

Yue Haibing May 24, 2021, 2:11 a.m. UTC
Use DEVICE_ATTR_RW helper instead of plain DEVICE_ATTR,
which makes the code a bit shorter and easier to read.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/devfreq/governor_userspace.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

Comments

Chanwoo Choi May 29, 2021, 3:15 a.m. UTC | #1
On 21. 5. 24. 오전 11:11, YueHaibing wrote:
> Use DEVICE_ATTR_RW helper instead of plain DEVICE_ATTR,

> which makes the code a bit shorter and easier to read.

> 

> Signed-off-by: YueHaibing <yuehaibing@huawei.com>

> ---

>   drivers/devfreq/governor_userspace.c | 10 +++++-----

>   1 file changed, 5 insertions(+), 5 deletions(-)

> 

> diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c

> index 0fd6c4851071..ab9db7adb3ad 100644

> --- a/drivers/devfreq/governor_userspace.c

> +++ b/drivers/devfreq/governor_userspace.c

> @@ -31,8 +31,8 @@ static int devfreq_userspace_func(struct devfreq *df, unsigned long *freq)

>   	return 0;

>   }

>   

> -static ssize_t store_freq(struct device *dev, struct device_attribute *attr,

> -			  const char *buf, size_t count)

> +static ssize_t set_freq_store(struct device *dev, struct device_attribute *attr,

> +			      const char *buf, size_t count)

>   {

>   	struct devfreq *devfreq = to_devfreq(dev);

>   	struct userspace_data *data;

> @@ -52,8 +52,8 @@ static ssize_t store_freq(struct device *dev, struct device_attribute *attr,

>   	return err;

>   }

>   

> -static ssize_t show_freq(struct device *dev, struct device_attribute *attr,

> -			 char *buf)

> +static ssize_t set_freq_show(struct device *dev,

> +			     struct device_attribute *attr, char *buf)

>   {

>   	struct devfreq *devfreq = to_devfreq(dev);

>   	struct userspace_data *data;

> @@ -70,7 +70,7 @@ static ssize_t show_freq(struct device *dev, struct device_attribute *attr,

>   	return err;

>   }

>   

> -static DEVICE_ATTR(set_freq, 0644, show_freq, store_freq);

> +static DEVICE_ATTR_RW(set_freq);

>   static struct attribute *dev_entries[] = {

>   	&dev_attr_set_freq.attr,

>   	NULL,

> 


Applied it. Thanks.

-- 
Best Regards,
Samsung Electronics
Chanwoo Choi
diff mbox series

Patch

diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c
index 0fd6c4851071..ab9db7adb3ad 100644
--- a/drivers/devfreq/governor_userspace.c
+++ b/drivers/devfreq/governor_userspace.c
@@ -31,8 +31,8 @@  static int devfreq_userspace_func(struct devfreq *df, unsigned long *freq)
 	return 0;
 }
 
-static ssize_t store_freq(struct device *dev, struct device_attribute *attr,
-			  const char *buf, size_t count)
+static ssize_t set_freq_store(struct device *dev, struct device_attribute *attr,
+			      const char *buf, size_t count)
 {
 	struct devfreq *devfreq = to_devfreq(dev);
 	struct userspace_data *data;
@@ -52,8 +52,8 @@  static ssize_t store_freq(struct device *dev, struct device_attribute *attr,
 	return err;
 }
 
-static ssize_t show_freq(struct device *dev, struct device_attribute *attr,
-			 char *buf)
+static ssize_t set_freq_show(struct device *dev,
+			     struct device_attribute *attr, char *buf)
 {
 	struct devfreq *devfreq = to_devfreq(dev);
 	struct userspace_data *data;
@@ -70,7 +70,7 @@  static ssize_t show_freq(struct device *dev, struct device_attribute *attr,
 	return err;
 }
 
-static DEVICE_ATTR(set_freq, 0644, show_freq, store_freq);
+static DEVICE_ATTR_RW(set_freq);
 static struct attribute *dev_entries[] = {
 	&dev_attr_set_freq.attr,
 	NULL,