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Subject[PATCH] gpio: ks8695: Change to use DEFINE_SHOW_ATTRIBUTE macro
Date
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
drivers/gpio/gpio-ks8695.c | 15 +++------------
1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/drivers/gpio/gpio-ks8695.c b/drivers/gpio/gpio-ks8695.c
index 55d562e1278e..d6d6140ffc40 100644
--- a/drivers/gpio/gpio-ks8695.c
+++ b/drivers/gpio/gpio-ks8695.c
@@ -282,22 +282,13 @@ static int ks8695_gpio_show(struct seq_file *s, void *unused)
return 0;
}

-static int ks8695_gpio_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ks8695_gpio_show, NULL);
-}
-
-static const struct file_operations ks8695_gpio_operations = {
- .open = ks8695_gpio_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(ks8695_gpio);

static int __init ks8695_gpio_debugfs_init(void)
{
/* /sys/kernel/debug/ks8695_gpio */
- (void) debugfs_create_file("ks8695_gpio", S_IFREG | S_IRUGO, NULL, NULL, &ks8695_gpio_operations);
+ debugfs_create_file("ks8695_gpio", S_IFREG | S_IRUGO, NULL, NULL,
+ &ks8695_gpio_fops);
return 0;
}
postcore_initcall(ks8695_gpio_debugfs_init);
--
2.17.0
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