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authorThierry Reding <treding@nvidia.com>2015-12-02 17:31:55 +0100
committerLinus Walleij <linus.walleij@linaro.org>2015-12-10 23:50:53 +0100
commitbab7f5a4019b6ca410acdf8730b924b989049423 (patch)
tree48fa4f9802e128141631298f0d033aa74442a679 /drivers/pinctrl/pinctrl-at91.c
parent9b0ee474cfdbce235f63e179d018e28673163075 (diff)
downloadblackbird-op-linux-bab7f5a4019b6ca410acdf8730b924b989049423.tar.gz
blackbird-op-linux-bab7f5a4019b6ca410acdf8730b924b989049423.zip
pinctrl: at91: Use platform_register/unregister_drivers()
These new helpers simplify implementing multi-driver modules and properly handle failure to register one driver by unregistering all previously registered drivers. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-at91.c')
-rw-r--r--drivers/pinctrl/pinctrl-at91.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index 0d2fc0cff35e..47b625b1b789 100644
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -1828,20 +1828,20 @@ static struct platform_driver at91_pinctrl_driver = {
.remove = at91_pinctrl_remove,
};
+static struct platform_driver * const drivers[] = {
+ &at91_gpio_driver,
+ &at91_pinctrl_driver,
+};
+
static int __init at91_pinctrl_init(void)
{
- int ret;
-
- ret = platform_driver_register(&at91_gpio_driver);
- if (ret)
- return ret;
- return platform_driver_register(&at91_pinctrl_driver);
+ return platform_register_drivers(drivers, ARRAY_SIZE(drivers));
}
arch_initcall(at91_pinctrl_init);
static void __exit at91_pinctrl_exit(void)
{
- platform_driver_unregister(&at91_pinctrl_driver);
+ platform_unregister_drivers(drivers, ARRAY_SIZE(drivers));
}
module_exit(at91_pinctrl_exit);
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