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 --- sound/soc/codecs/tlv320aic26.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/sound/soc/codecs/tlv320aic26.c b/sound/soc/codecs/tlv320aic26.c index c7baef8948d4..077415a57225 100644 --- a/sound/soc/codecs/tlv320aic26.c +++ b/sound/soc/codecs/tlv320aic26.c @@ -261,8 +261,8 @@ static const struct snd_kcontrol_new aic26_snd_controls[] = { * SPI device portion of driver: sysfs files for debugging */
-static ssize_t aic26_keyclick_show(struct device *dev, - struct device_attribute *attr, char *buf) +static ssize_t keyclick_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct aic26 *aic26 = dev_get_drvdata(dev); int val, amp, freq, len; @@ -276,9 +276,9 @@ static ssize_t aic26_keyclick_show(struct device *dev, }
/* Any write to the keyclick attribute will trigger the keyclick event */ -static ssize_t aic26_keyclick_set(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t keyclick_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) { struct aic26 *aic26 = dev_get_drvdata(dev);
@@ -288,7 +288,7 @@ static ssize_t aic26_keyclick_set(struct device *dev, return count; }
-static DEVICE_ATTR(keyclick, 0644, aic26_keyclick_show, aic26_keyclick_set); +static DEVICE_ATTR_RW(keyclick);
/* --------------------------------------------------------------------- * SoC CODEC portion of driver: probe and release routines