reset: ath79: Use devm_register_restart_handler()

Function register_restart_handler() is deprecated. Using this new API
removes our need to keep and manage a struct notifier_block and to
later unregister the handler.

Signed-off-by: Andrew Davis <afd@ti.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

diff --git a/drivers/reset/reset-ath79.c b/drivers/reset/reset-ath79.c
index b5d620132052da8da5f849c7bcbb627baa57acf7..4c4e69eb32bbc0fbbaaebe99f8496df8d88672fd 100644 (file)
--- a/drivers/reset/reset-ath79.c
+++ b/drivers/reset/reset-ath79.c
@@ -15,7 +15,6 @@
 
 struct ath79_reset {
        struct reset_controller_dev rcdev;
-       struct notifier_block restart_nb;
        void __iomem *base;
        spinlock_t lock;
 };
@@ -72,11 +71,9 @@ static const struct reset_control_ops ath79_reset_ops = {
        .status = ath79_reset_status,
 };
 
-static int ath79_reset_restart_handler(struct notifier_block *nb,
-                               unsigned long action, void *data)
+static int ath79_reset_restart_handler(struct sys_off_data *data)
 {
-       struct ath79_reset *ath79_reset =
-               container_of(nb, struct ath79_reset, restart_nb);
+       struct ath79_reset *ath79_reset = data->cb_data;
 
        ath79_reset_assert(&ath79_reset->rcdev, FULL_CHIP_RESET);
 
@@ -108,10 +105,7 @@ static int ath79_reset_probe(struct platform_device *pdev)
        if (err)
                return err;
 
-       ath79_reset->restart_nb.notifier_call = ath79_reset_restart_handler;
-       ath79_reset->restart_nb.priority = 128;
-
-       err = register_restart_handler(&ath79_reset->restart_nb);
+       err = devm_register_restart_handler(&pdev->dev, ath79_reset_restart_handler, ath79_reset);
        if (err)
                dev_warn(&pdev->dev, "Failed to register restart handler\n");