watchdog: bcm281xx: 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>
This commit is contained in:
Yangtao Li 2018-12-01 09:51:39 -05:00 committed by Wim Van Sebroeck
parent b1bbb0cb2c
commit 57808f448b

View File

@ -90,7 +90,7 @@ static int secure_register_read(struct bcm_kona_wdt *wdt, uint32_t offset)
#ifdef CONFIG_BCM_KONA_WDT_DEBUG
static int bcm_kona_wdt_dbg_show(struct seq_file *s, void *data)
static int bcm_kona_show(struct seq_file *s, void *data)
{
int ctl_val, cur_val;
unsigned long flags;
@ -130,17 +130,7 @@ static int bcm_kona_wdt_dbg_show(struct seq_file *s, void *data)
return 0;
}
static int bcm_kona_dbg_open(struct inode *inode, struct file *file)
{
return single_open(file, bcm_kona_wdt_dbg_show, inode->i_private);
}
static const struct file_operations bcm_kona_dbg_operations = {
.open = bcm_kona_dbg_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
DEFINE_SHOW_ATTRIBUTE(bcm_kona);
static void bcm_kona_wdt_debug_init(struct platform_device *pdev)
{
@ -157,7 +147,7 @@ static void bcm_kona_wdt_debug_init(struct platform_device *pdev)
return;
if (debugfs_create_file("info", S_IFREG | S_IRUGO, dir, wdt,
&bcm_kona_dbg_operations))
&bcm_kona_fops))
wdt->debugfs = dir;
else
debugfs_remove_recursive(dir);