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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>
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@ -75,9 +75,9 @@ static ssize_t pmdown_time_show(struct device *dev,
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return sprintf(buf, "%ld\n", rtd->pmdown_time);
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}
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static ssize_t pmdown_time_set(struct device *dev,
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struct device_attribute *attr,
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const char *buf, size_t count)
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static ssize_t pmdown_time_store(struct device *dev,
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struct device_attribute *attr,
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const char *buf, size_t count)
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{
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struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev);
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int ret;
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@ -89,7 +89,7 @@ static ssize_t pmdown_time_set(struct device *dev,
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return count;
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}
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static DEVICE_ATTR(pmdown_time, 0644, pmdown_time_show, pmdown_time_set);
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static DEVICE_ATTR_RW(pmdown_time);
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static struct attribute *soc_dev_attrs[] = {
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&dev_attr_pmdown_time.attr,
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