Commit 5fca4169 authored by Zhen Lei's avatar Zhen Lei Committed by Mauro Carvalho Chehab
Browse files

media: i2c: et8ek8: use DEVICE_ATTR_RO() helper macro 



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

Due to the name of the read function of the sysfs attribute is normalized,
there is a natural association.

Signed-off-by: default avatarZhen Lei <thunder.leizhen@huawei.com>
Acked-by: default avatarPavel Machek <pavel@ucw.cz>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 7b537f29

drivers/media/i2c/et8ek8/et8ek8_driver.c

+2 −3
Original line number Diff line number Diff line
@@ -1237,8 +1237,7 @@ static int et8ek8_dev_init(struct v4l2_subdev *subdev) 
 * sysfs attributes

 */

static ssize_t

et8ek8_priv_mem_read(struct device *dev, struct device_attribute *attr,

		     char *buf)

priv_mem_show(struct device *dev, struct device_attribute *attr, char *buf)

{

	struct v4l2_subdev *subdev = dev_get_drvdata(dev);

	struct et8ek8_sensor *sensor = to_et8ek8_sensor(subdev);
@@ -1251,7 +1250,7 @@ et8ek8_priv_mem_read(struct device *dev, struct device_attribute *attr, 


	return ET8EK8_PRIV_MEM_SIZE;

}

static DEVICE_ATTR(priv_mem, 0444, et8ek8_priv_mem_read, NULL);

static DEVICE_ATTR_RO(priv_mem);



/* --------------------------------------------------------------------------

 * V4L2 subdev core operations