mfd: janz-cmodio: Use DEVICE_ATTR_RO macro

Use DEVICE_ATTR_RO macro helper instead of plain DEVICE_ATTR, which makes
the code a bit shorter and easier to read.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Zhen Lei 2021-06-02 19:43:37 +08:00 committed by Lee Jones
parent cd5bde2ce8
commit 24676b3ef8

View File

@ -149,15 +149,15 @@ static int cmodio_probe_submodules(struct cmodio_device *priv)
* SYSFS Attributes
*/
static ssize_t mbus_show(struct device *dev, struct device_attribute *attr,
char *buf)
static ssize_t modulbus_number_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct cmodio_device *priv = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "%x\n", priv->hex);
}
static DEVICE_ATTR(modulbus_number, S_IRUGO, mbus_show, NULL);
static DEVICE_ATTR_RO(modulbus_number);
static struct attribute *cmodio_sysfs_attrs[] = {
&dev_attr_modulbus_number.attr,