[PATCH v4 13/19] power: reset: msm-poweroff: Use devm_register_sys_off_handler(RESTART)

From: Andrew Davis <afd@ti.com>
To: Sebastian Reichel <sre@kernel.org>,
	Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
	Cristian Ciocaltea <cristian.ciocaltea@gmail.com>,
	Florian Fainelli <florian.fainelli@broadcom.com>,
	Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Sean Wang <sean.wang@mediatek.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>
Cc: <linux-pm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-actions@lists.infradead.org>,
	<linux-arm-msm@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-mediatek@lists.infradead.org>, Andrew Davis <afd@ti.com>
Subject: [PATCH v4 13/19] power: reset: msm-poweroff: Use devm_register_sys_off_handler(RESTART)
Date: Mon, 12 Feb 2024 10:28:25 -0600	[thread overview]
Message-ID: <20240212162831.67838-14-afd@ti.com> (raw)
In-Reply-To: <20240212162831.67838-1-afd@ti.com>

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

Signed-off-by: Andrew Davis <afd@ti.com>
---
 drivers/power/reset/msm-poweroff.c | 19 ++++---------------
 1 file changed, 4 insertions(+), 15 deletions(-)

diff --git a/drivers/power/reset/msm-poweroff.c b/drivers/power/reset/msm-poweroff.c
index 3bf0ea06c4853..c7eb6dc8e90ae 100644
--- a/drivers/power/reset/msm-poweroff.c
+++ b/drivers/power/reset/msm-poweroff.c
@@ -14,23 +14,11 @@
 #include <linux/pm.h>
 
 static void __iomem *msm_ps_hold;
-static int deassert_pshold(struct notifier_block *nb, unsigned long action,
-			   void *data)
-{
-	writel(0, msm_ps_hold);
-	mdelay(10000);
-
-	return NOTIFY_DONE;
-}
-
-static struct notifier_block restart_nb = {
-	.notifier_call = deassert_pshold,
-	.priority = 128,
-};
 
 static int do_msm_poweroff(struct sys_off_data *data)
 {
-	deassert_pshold(&restart_nb, 0, NULL);
+	writel(0, msm_ps_hold);
+	mdelay(10000);
 
 	return NOTIFY_DONE;
 }
@@ -41,7 +29,8 @@ static int msm_restart_probe(struct platform_device *pdev)
 	if (IS_ERR(msm_ps_hold))
 		return PTR_ERR(msm_ps_hold);
 
-	register_restart_handler(&restart_nb);
+	devm_register_sys_off_handler(&pdev->dev, SYS_OFF_MODE_RESTART,
+				      128, do_msm_poweroff, NULL);
 
 	devm_register_sys_off_handler(&pdev->dev, SYS_OFF_MODE_POWER_OFF,
 				      SYS_OFF_PRIO_DEFAULT, do_msm_poweroff,
-- 
2.39.2


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