drm/vc4: use platform_register_drivers
Use platform_register_drivers instead of open coding the iteration over
component platform drivers in the vc4_drv module.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: http://patchwork.freedesktop.org/patch/msgid/20170317170059.17821-1-p.zabel@pengutronix.de
diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c
index 205c196..61e674b 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.c
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
@@ -349,26 +349,20 @@ static struct platform_driver vc4_platform_driver = {
static int __init vc4_drm_register(void)
{
- int i, ret;
+ int ret;
- for (i = 0; i < ARRAY_SIZE(component_drivers); i++) {
- ret = platform_driver_register(component_drivers[i]);
- if (ret) {
- while (--i >= 0)
- platform_driver_unregister(component_drivers[i]);
- return ret;
- }
- }
+ ret = platform_register_drivers(component_drivers,
+ ARRAY_SIZE(component_drivers));
+ if (ret)
+ return ret;
+
return platform_driver_register(&vc4_platform_driver);
}
static void __exit vc4_drm_unregister(void)
{
- int i;
-
- for (i = ARRAY_SIZE(component_drivers) - 1; i >= 0; i--)
- platform_driver_unregister(component_drivers[i]);
-
+ platform_unregister_drivers(component_drivers,
+ ARRAY_SIZE(component_drivers));
platform_driver_unregister(&vc4_platform_driver);
}