power: supply: axp288_fuel_gauge: 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: Sebastian Reichel <sebastian.reichel@collabora.com>

diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
index 084c8ba9749d7cc45500c4e419fb18855252e44d..9ff2461820d805c3abd7de964f04f4fc1cb217bc 100644 (file)
--- a/drivers/power/supply/axp288_fuel_gauge.c
+++ b/drivers/power/supply/axp288_fuel_gauge.c
@@ -307,22 +307,12 @@ static int fuel_gauge_debug_show(struct seq_file *s, void *data)
        return 0;
 }
 
-static int debug_open(struct inode *inode, struct file *file)
-{
-       return single_open(file, fuel_gauge_debug_show, inode->i_private);
-}
-
-static const struct file_operations fg_debug_fops = {
-       .open       = debug_open,
-       .read       = seq_read,
-       .llseek     = seq_lseek,
-       .release    = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(fuel_gauge_debug);
 
 static void fuel_gauge_create_debugfs(struct axp288_fg_info *info)
 {
        info->debug_file = debugfs_create_file("fuelgauge", 0666, NULL,
-               info, &fg_debug_fops);
+               info, &fuel_gauge_debug_fops);
 }
 
 static void fuel_gauge_remove_debugfs(struct axp288_fg_info *info)