linux-kernel - [PATCH -next] power: Convert to DEFINE_SHOW

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Date:   Thu, 16 Jul 2020 16:58:49 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Sebastian Reichel <sre@...nel.org>
CC:     <linux-pm@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] power: Convert to DEFINE_SHOW_ATTRIBUTE

From: Yongqiang Liu <liuyongqiang13@...wei.com>

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yongqiang Liu <liuyongqiang13@...wei.com>
---
 drivers/power/supply/da9030_battery.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/power/supply/da9030_battery.c b/drivers/power/supply/da9030_battery.c
index 292ecf875..0deba48d2 100644
--- a/drivers/power/supply/da9030_battery.c
+++ b/drivers/power/supply/da9030_battery.c
@@ -172,17 +172,7 @@ static int bat_debug_show(struct seq_file *s, void *data)
 	return 0;
 }
 
-static int debug_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, bat_debug_show, inode->i_private);
-}
-
-static const struct file_operations bat_debug_fops = {
-	.open		= debug_open,
-	.read_iter		= seq_read_iter,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(bat_debug);
 
 static struct dentry *da9030_bat_create_debugfs(struct da9030_charger *charger)
 {
-- 
2.17.1