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Wed, 13 Aug 2025 16:41:41 -0500 Received: from lelvem-mr06.itg.ti.com (10.180.75.8) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.55 via Frontend Transport; Wed, 13 Aug 2025 16:41:41 -0500 Received: from fllvem-mr07.itg.ti.com ([10.249.42.149]) by lelvem-mr06.itg.ti.com (8.18.1/8.18.1) with ESMTP id 57DLfdNI2611079; Wed, 13 Aug 2025 16:41:40 -0500 From: Andrew Davis To: Philipp Zabel , Vladimir Zapolskiy , Jacky Huang , Shan-Chun Hung , Qin Jian CC: , , , Andrew Davis Subject: [PATCH 3/6] reset: lpc18xx: Use devm_register_sys_off_handler() Date: Wed, 13 Aug 2025 16:41:35 -0500 Message-ID: <20250813214138.477659-4-afd@ti.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20250813214138.477659-1-afd@ti.com> References: <20250813214138.477659-1-afd@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250813_224157_832603_FF4A3342 X-CRM114-Status: GOOD ( 13.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- drivers/reset/reset-lpc18xx.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/reset/reset-lpc18xx.c b/drivers/reset/reset-lpc18xx.c index e42b2f24a93da..8ac9f237e1ceb 100644 --- a/drivers/reset/reset-lpc18xx.c +++ b/drivers/reset/reset-lpc18xx.c @@ -31,7 +31,6 @@ struct lpc18xx_rgu_data { struct reset_controller_dev rcdev; - struct notifier_block restart_nb; struct clk *clk_delay; struct clk *clk_reg; void __iomem *base; @@ -41,11 +40,9 @@ struct lpc18xx_rgu_data { #define to_rgu_data(p) container_of(p, struct lpc18xx_rgu_data, rcdev) -static int lpc18xx_rgu_restart(struct notifier_block *nb, unsigned long mode, - void *cmd) +static int lpc18xx_rgu_restart(struct sys_off_data *data) { - struct lpc18xx_rgu_data *rc = container_of(nb, struct lpc18xx_rgu_data, - restart_nb); + struct lpc18xx_rgu_data *rc = data->cb_data; writel(BIT(LPC18XX_RGU_CORE_RST), rc->base + LPC18XX_RGU_CTRL0); mdelay(2000); @@ -178,9 +175,8 @@ static int lpc18xx_rgu_probe(struct platform_device *pdev) if (ret) return dev_err_probe(&pdev->dev, ret, "unable to register device\n"); - rc->restart_nb.priority = 192, - rc->restart_nb.notifier_call = lpc18xx_rgu_restart, - ret = register_restart_handler(&rc->restart_nb); + ret = devm_register_sys_off_handler(&pdev->dev, SYS_OFF_MODE_RESTART, 192, + lpc18xx_rgu_restart, rc); if (ret) dev_warn(&pdev->dev, "failed to register restart handler\n"); -- 2.39.2