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media: imon: use DEVICE_ATTR_RW() helper macro

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Use DEVICE_ATTR_RW() helper macro instead of DEVICE_ATTR(), which is
simpler and more readable.

Due to the names of the read and write functions of the sysfs attribute is
normalized, there is a natural association.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Zhen Lei 2021-06-03 09:02:30 +02:00 committed by Mauro Carvalho Chehab
parent 53a370f621
commit f1d9f31592
1 changed files with 6 additions and 9 deletions
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15
drivers/media/rc/imon.c
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@ -780,7 +780,7 @@ static int send_set_imon_clock(struct imon_context *ictx,
/*
* These are the sysfs functions to handle the association on the iMON 2.4G LT.
*/
static ssize_t show_associate_remote(struct device *d,
static ssize_t associate_remote_show(struct device *d,
struct device_attribute *attr,
char *buf)
{
@ -800,7 +800,7 @@ static ssize_t show_associate_remote(struct device *d,
return strlen(buf);
}
static ssize_t store_associate_remote(struct device *d,
static ssize_t associate_remote_store(struct device *d,
struct device_attribute *attr,
const char *buf, size_t count)
{
@ -822,7 +822,7 @@ static ssize_t store_associate_remote(struct device *d,
/*
* sysfs functions to control internal imon clock
*/
static ssize_t show_imon_clock(struct device *d,
static ssize_t imon_clock_show(struct device *d,
struct device_attribute *attr, char *buf)
{
struct imon_context *ictx = dev_get_drvdata(d);
@ -848,7 +848,7 @@ static ssize_t show_imon_clock(struct device *d,
return len;
}
static ssize_t store_imon_clock(struct device *d,
static ssize_t imon_clock_store(struct device *d,
struct device_attribute *attr,
const char *buf, size_t count)
{
@ -895,11 +895,8 @@ exit:
}
static DEVICE_ATTR(imon_clock, S_IWUSR | S_IRUGO, show_imon_clock,
store_imon_clock);
static DEVICE_ATTR(associate_remote, S_IWUSR | S_IRUGO, show_associate_remote,
store_associate_remote);
static DEVICE_ATTR_RW(imon_clock);
static DEVICE_ATTR_RW(associate_remote);
static struct attribute *imon_display_sysfs_entries[] = {
&dev_attr_imon_clock.attr,