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ASoC: Intel: Skylake: use DEVICE_ATTR_RO macro

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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>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20210524115506.35724-1-yuehaibing@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
YueHaibing 2021-05-24 19:55:06 +08:00 committed by Mark Brown
parent 8e5607e994
commit ae624a38be
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 3 additions and 3 deletions
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6
sound/soc/intel/skylake/skl-nhlt.c
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@ -149,8 +149,8 @@ int skl_nhlt_update_topology_bin(struct skl_dev *skl)
return 0;
}
static ssize_t skl_nhlt_platform_id_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t platform_id_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct pci_dev *pci = to_pci_dev(dev);
struct hdac_bus *bus = pci_get_drvdata(pci);
@ -166,7 +166,7 @@ static ssize_t skl_nhlt_platform_id_show(struct device *dev,
return sprintf(buf, "%s\n", platform_id);
}
static DEVICE_ATTR(platform_id, 0444, skl_nhlt_platform_id_show, NULL);
static DEVICE_ATTR_RO(platform_id);
int skl_nhlt_create_sysfs(struct skl_dev *skl)
{