[PATCH v4 04/19] power: reset: xgene-reboot: Use devm_register_sys_off_handler(RESTART)

From: Andrew Davis
Date: Mon Feb 12 2024 - 11:29:32 EST


Use device life-cycle managed register function to simplify probe.

Signed-off-by: Andrew Davis <afd@xxxxxx>
---
drivers/power/reset/xgene-reboot.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/power/reset/xgene-reboot.c b/drivers/power/reset/xgene-reboot.c
index 6b545a83d8889..867162dfe7eae 100644
--- a/drivers/power/reset/xgene-reboot.c
+++ b/drivers/power/reset/xgene-reboot.c
@@ -24,15 +24,11 @@ struct xgene_reboot_context {
struct device *dev;
void __iomem *csr;
u32 mask;
- struct notifier_block restart_handler;
};

-static int xgene_restart_handler(struct notifier_block *this,
- unsigned long mode, void *cmd)
+static int xgene_restart_handler(struct sys_off_data *data)
{
- struct xgene_reboot_context *ctx =
- container_of(this, struct xgene_reboot_context,
- restart_handler);
+ struct xgene_reboot_context *ctx = data->cb_data;

/* Issue the reboot */
writel(ctx->mask, ctx->csr);
@@ -64,9 +60,8 @@ static int xgene_reboot_probe(struct platform_device *pdev)
ctx->mask = 0xFFFFFFFF;

ctx->dev = dev;
- ctx->restart_handler.notifier_call = xgene_restart_handler;
- ctx->restart_handler.priority = 128;
- err = register_restart_handler(&ctx->restart_handler);
+ err = devm_register_sys_off_handler(dev, SYS_OFF_MODE_RESTART, 128,
+ xgene_restart_handler, ctx);
if (err)
dev_err(dev, "cannot register restart handler (err=%d)\n", err);

--
2.39.2