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gpio: ks8695: Change to use DEFINE_SHOW_ATTRIBUTE macro 

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Yangtao Li 2018-11-30 11:22:46 -05:00 committed by Linus Walleij
parent 25fbc9e8d3
commit 9904f0325e
1 changed files with 3 additions and 12 deletions
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15
drivers/gpio/gpio-ks8695.c
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@ -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);