PM / devfreq: userspace: Use DEVICE_ATTR_RW macro

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>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
This commit is contained in:
YueHaibing 2021-05-24 10:11:58 +08:00 committed by Chanwoo Choi
parent a15fc9aa5b
commit 1ad4f329fc

View File

@ -31,7 +31,7 @@ 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,
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);
@ -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,