* [PATCH 1/1] video: fbdev: sm501fb: use DEVICE_ATTR_RO macro
@ 2021-06-02 2:28 Zhen Lei
0 siblings, 0 replies; only message in thread
From: Zhen Lei @ 2021-06-02 2:28 UTC (permalink / raw)
To: Bartlomiej Zolnierkiewicz, Tomi Valkeinen, Greg Kroah-Hartman,
dri-devel, linux-fbdev, linux-kernel
Cc: Zhen Lei
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@huawei.com>
---
drivers/video/fbdev/sm501fb.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index 6a52eba645596a4..d26afcfec4239aa 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c
@@ -1238,8 +1238,8 @@ static int sm501fb_show_regs(struct sm501fb_info *info, char *ptr,
* show the crt control and cursor registers
*/
-static ssize_t sm501fb_debug_show_crt(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t fbregs_crt_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct sm501fb_info *info = dev_get_drvdata(dev);
char *ptr = buf;
@@ -1250,15 +1250,15 @@ static ssize_t sm501fb_debug_show_crt(struct device *dev,
return ptr - buf;
}
-static DEVICE_ATTR(fbregs_crt, 0444, sm501fb_debug_show_crt, NULL);
+static DEVICE_ATTR_RO(fbregs_crt);
/* sm501fb_debug_show_pnl
*
* show the panel control and cursor registers
*/
-static ssize_t sm501fb_debug_show_pnl(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t fbregs_pnl_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct sm501fb_info *info = dev_get_drvdata(dev);
char *ptr = buf;
@@ -1269,7 +1269,7 @@ static ssize_t sm501fb_debug_show_pnl(struct device *dev,
return ptr - buf;
}
-static DEVICE_ATTR(fbregs_pnl, 0444, sm501fb_debug_show_pnl, NULL);
+static DEVICE_ATTR_RO(fbregs_pnl);
static struct attribute *sm501fb_attrs[] = {
&dev_attr_crt_src.attr,
--
2.26.0.106.g9fadedd
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