[PATCH 4/9] mfd: sm501: use DEVICE_ATTR_RO macro

From: Zhen Lei
Date: Wed Jun 02 2021 - 07:44:13 EST


Use DEVICE_ATTR_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/sm501.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index 6d2f4a0a901dc08..bc0a2c38653e51c 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1190,13 +1190,13 @@ static int sm501_register_gpio_i2c(struct sm501_devdata *sm,
return 0;
}

-/* sm501_dbg_regs
+/* dbg_regs_show
*
* Debug attribute to attach to parent device to show core registers
*/

-static ssize_t sm501_dbg_regs(struct device *dev,
- struct device_attribute *attr, char *buff)
+static ssize_t dbg_regs_show(struct device *dev,
+ struct device_attribute *attr, char *buff)
{
struct sm501_devdata *sm = dev_get_drvdata(dev) ;
unsigned int reg;
@@ -1213,7 +1213,7 @@ static ssize_t sm501_dbg_regs(struct device *dev,
}


-static DEVICE_ATTR(dbg_regs, 0444, sm501_dbg_regs, NULL);
+static DEVICE_ATTR_RO(dbg_regs);

/* sm501_init_reg
*
--
2.26.0.106.g9fadedd