ASoC: soc-core: use DEVICE_ATTR_RO macro

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

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20210514081100.16196-1-yuehaibing@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
YueHaibing 2021-05-14 16:11:00 +08:00 committed by Mark Brown
parent d14eece945
commit 5a3f869c5b
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@ -75,9 +75,9 @@ static ssize_t pmdown_time_show(struct device *dev,
return sprintf(buf, "%ld\n", rtd->pmdown_time);
}
static ssize_t pmdown_time_set(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
static ssize_t pmdown_time_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev);
int ret;
@ -89,7 +89,7 @@ static ssize_t pmdown_time_set(struct device *dev,
return count;
}
static DEVICE_ATTR(pmdown_time, 0644, pmdown_time_show, pmdown_time_set);
static DEVICE_ATTR_RW(pmdown_time);
static struct attribute *soc_dev_attrs[] = {
&dev_attr_pmdown_time.attr,