[PATCH 3/3] drivers: gpio: pcf857x: use subsys_i2c_driver()

Enrico Weigelt, metux IT consult
2019-06-17T18:39:47Z

From: Enrico Weigelt <info@metux.net>

Reduce driver init boilerplate by using the new
subsys_i2c_driver() macro.

Signed-off-by: Enrico Weigelt <info@metux.net>
---
drivers/gpio/gpio-pcf857x.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c
index 14fb8f6..554663e 100644
--- a/drivers/gpio/gpio-pcf857x.c
+++ b/drivers/gpio/gpio-pcf857x.c
@@ -430,20 +430,10 @@ static void pcf857x_shutdown(struct i2c_client *client)
.id_table = pcf857x_id,
};

-static int __init pcf857x_init(void)
-{
- return i2c_add_driver(&pcf857x_driver);
-}
/* register after i2c postcore initcall and before
* subsys initcalls that may rely on these GPIOs
*/
-subsys_initcall(pcf857x_init);
-
-static void __exit pcf857x_exit(void)
-{
- i2c_del_driver(&pcf857x_driver);
-}
-module_exit(pcf857x_exit);
+subsys_i2c_driver(pcf857x_driver);

MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Brownell");
--
1.9.1