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authorYangtao Li <tiny.windzz@gmail.com>2018-12-01 15:51:40 +0100
committerWim Van Sebroeck <wim@linux-watchdog.org>2018-12-22 12:15:32 +0100
commit248e655b45ed2ce98aee9de439616fdd2b78b0f5 (patch)
tree6fdffe633719eab4d0e73c32731a2d696c345bb6 /drivers/watchdog
parentwatchdog: bcm281xx: convert to DEFINE_SHOW_ATTRIBUTE (diff)
downloadlinux-248e655b45ed2ce98aee9de439616fdd2b78b0f5.tar.xz
linux-248e655b45ed2ce98aee9de439616fdd2b78b0f5.zip
watchdog: ie6xx_wdt: convert to DEFINE_SHOW_ATTRIBUTE
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code. Signed-off-by: Yangtao Li <tiny.windzz@gmail.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/ie6xx_wdt.c16
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/watchdog/ie6xx_wdt.c b/drivers/watchdog/ie6xx_wdt.c
index 78c2541f5d52..8de9fb1ed371 100644
--- a/drivers/watchdog/ie6xx_wdt.c
+++ b/drivers/watchdog/ie6xx_wdt.c
@@ -193,7 +193,7 @@ static struct watchdog_device ie6xx_wdt_dev = {
#ifdef CONFIG_DEBUG_FS
-static int ie6xx_wdt_dbg_show(struct seq_file *s, void *unused)
+static int ie6xx_wdt_show(struct seq_file *s, void *unused)
{
seq_printf(s, "PV1 = 0x%08x\n",
inl(ie6xx_wdt_data.sch_wdtba + PV1));
@@ -212,23 +212,13 @@ static int ie6xx_wdt_dbg_show(struct seq_file *s, void *unused)
return 0;
}
-static int ie6xx_wdt_dbg_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ie6xx_wdt_dbg_show, NULL);
-}
-
-static const struct file_operations ie6xx_wdt_dbg_operations = {
- .open = ie6xx_wdt_dbg_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(ie6xx_wdt);
static void ie6xx_wdt_debugfs_init(void)
{
/* /sys/kernel/debug/ie6xx_wdt */
ie6xx_wdt_data.debugfs = debugfs_create_file("ie6xx_wdt",
- S_IFREG | S_IRUGO, NULL, NULL, &ie6xx_wdt_dbg_operations);
+ S_IFREG | S_IRUGO, NULL, NULL, &ie6xx_wdt_fops);
}
static void ie6xx_wdt_debugfs_exit(void)