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authorGuo Zhengkui <guozhengkui@vivo.com>2021-11-19 15:31:26 +0800
committerHelge Deller <deller@gmx.de>2022-02-11 11:13:21 +0100
commit0d84dcab5cf842011ed09ff52b8cd759c7e64d2a (patch)
tree6e468d516341d398a530e24d2c8644d119142681 /drivers/video/fbdev/omap
parentvideo: fbdev: s3c-fb: Use platform_get_irq() to get the interrupt (diff)
downloadlinux-dev-0d84dcab5cf842011ed09ff52b8cd759c7e64d2a.tar.xz
linux-dev-0d84dcab5cf842011ed09ff52b8cd759c7e64d2a.zip
video: fbdev: omapfb: Use sysfs_emit() instead of snprintf()
Use sysfs_emit() instead of snprintf(). Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com> Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'drivers/video/fbdev/omap')
-rw-r--r--drivers/video/fbdev/omap/omapfb_main.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/video/fbdev/omap/omapfb_main.c b/drivers/video/fbdev/omap/omapfb_main.c
index b495c09e6102..083388a4ceeb 100644
--- a/drivers/video/fbdev/omap/omapfb_main.c
+++ b/drivers/video/fbdev/omap/omapfb_main.c
@@ -16,6 +16,7 @@
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/module.h>
+#include <linux/sysfs.h>
#include <linux/omap-dma.h>
@@ -1303,7 +1304,7 @@ static ssize_t omapfb_show_panel_name(struct device *dev,
{
struct omapfb_device *fbdev = dev_get_drvdata(dev);
- return snprintf(buf, PAGE_SIZE, "%s\n", fbdev->panel->name);
+ return sysfs_emit(buf, "%s\n", fbdev->panel->name);
}
static ssize_t omapfb_show_bklight_level(struct device *dev,
@@ -1314,8 +1315,8 @@ static ssize_t omapfb_show_bklight_level(struct device *dev,
int r;
if (fbdev->panel->get_bklight_level) {
- r = snprintf(buf, PAGE_SIZE, "%d\n",
- fbdev->panel->get_bklight_level(fbdev->panel));
+ r = sysfs_emit(buf, "%d\n",
+ fbdev->panel->get_bklight_level(fbdev->panel));
} else
r = -ENODEV;
return r;
@@ -1348,8 +1349,8 @@ static ssize_t omapfb_show_bklight_max(struct device *dev,
int r;
if (fbdev->panel->get_bklight_level) {
- r = snprintf(buf, PAGE_SIZE, "%d\n",
- fbdev->panel->get_bklight_max(fbdev->panel));
+ r = sysfs_emit(buf, "%d\n",
+ fbdev->panel->get_bklight_max(fbdev->panel));
} else
r = -ENODEV;
return r;
@@ -1379,7 +1380,7 @@ static ssize_t omapfb_show_ctrl_name(struct device *dev,
{
struct omapfb_device *fbdev = dev_get_drvdata(dev);
- return snprintf(buf, PAGE_SIZE, "%s\n", fbdev->ctrl->name);
+ return sysfs_emit(buf, "%s\n", fbdev->ctrl->name);
}
static struct device_attribute dev_attr_ctrl_name =