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Subject[PATCH -next] ASoC: Intel: Skylake: use DEVICE_ATTR_RO macro
Date
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>
---
sound/soc/intel/skylake/skl-nhlt.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/soc/intel/skylake/skl-nhlt.c b/sound/soc/intel/skylake/skl-nhlt.c
index 87c891c46291..64226072f0ee 100644
--- a/sound/soc/intel/skylake/skl-nhlt.c
+++ b/sound/soc/intel/skylake/skl-nhlt.c
@@ -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)
{
--
2.17.1
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