[PATCH 5/9] mfd: pcf50633: use DEVICE_ATTR_ADMIN_RO macro

From: Zhen Lei
Date: Wed Jun 02 2021 - 07:44:15 EST


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

Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
---
drivers/mfd/pcf50633-core.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c
index 148bcd6120f45a3..e9c565cf0f54f29 100644
--- a/drivers/mfd/pcf50633-core.c
+++ b/drivers/mfd/pcf50633-core.c
@@ -77,8 +77,8 @@ int pcf50633_reg_clear_bits(struct pcf50633 *pcf, u8 reg, u8 val)
EXPORT_SYMBOL_GPL(pcf50633_reg_clear_bits);

/* sysfs attributes */
-static ssize_t show_dump_regs(struct device *dev, struct device_attribute *attr,
- char *buf)
+static ssize_t dump_regs_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct pcf50633 *pcf = dev_get_drvdata(dev);
u8 dump[16];
@@ -106,10 +106,10 @@ static ssize_t show_dump_regs(struct device *dev, struct device_attribute *attr,

return buf1 - buf;
}
-static DEVICE_ATTR(dump_regs, 0400, show_dump_regs, NULL);
+static DEVICE_ATTR_ADMIN_RO(dump_regs);

-static ssize_t show_resume_reason(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t resume_reason_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct pcf50633 *pcf = dev_get_drvdata(dev);
int n;
@@ -123,7 +123,7 @@ static ssize_t show_resume_reason(struct device *dev,

return n;
}
-static DEVICE_ATTR(resume_reason, 0400, show_resume_reason, NULL);
+static DEVICE_ATTR_ADMIN_RO(resume_reason);

static struct attribute *pcf_sysfs_entries[] = {
&dev_attr_dump_regs.attr,
--
2.26.0.106.g9fadedd