linux-kernel - [PATCH 04/12] input: misc: nxp-bbnsm-pwrkey: Use resource managed API to simplify code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20241228-wake_irq-v1-4-09cfca77cd47@nxp.com>
Date: Sat, 28 Dec 2024 09:14:40 +0800
From: "Peng Fan (OSS)" <peng.fan@....nxp.com>
To: "Rafael J. Wysocki" <rafael@...nel.org>, 
 Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Dmitry Torokhov <dmitry.torokhov@...il.com>, 
 Alexandre Belloni <alexandre.belloni@...tlin.com>, 
 Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Conor Dooley <conor.dooley@...rochip.com>, 
 Daire McNamara <daire.mcnamara@...rochip.com>
Cc: linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-input@...r.kernel.org, linux-rtc@...r.kernel.org, 
 linux-stm32@...md-mailman.stormreply.com, 
 linux-arm-kernel@...ts.infradead.org, linux-arm-msm@...r.kernel.org, 
 linux-riscv@...ts.infradead.org, Peng Fan <peng.fan@....com>
Subject: [PATCH 04/12] input: misc: nxp-bbnsm-pwrkey: Use resource managed
 API to simplify code

From: Peng Fan <peng.fan@....com>

Use devm_pm_set_wake_irq and devm_device_init_wakeup to cleanup the
'driver.remove()' hook.

Signed-off-by: Peng Fan <peng.fan@....com>
---
 drivers/input/misc/nxp-bbnsm-pwrkey.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/input/misc/nxp-bbnsm-pwrkey.c b/drivers/input/misc/nxp-bbnsm-pwrkey.c
index 7ba8d166d68c18b396e616f6f9074ae98c4629b7..5faad2c98af35c52dcacbf25728dbaf2cbb3c625 100644
--- a/drivers/input/misc/nxp-bbnsm-pwrkey.c
+++ b/drivers/input/misc/nxp-bbnsm-pwrkey.c
@@ -179,20 +179,17 @@ static int bbnsm_pwrkey_probe(struct platform_device *pdev)
 		return error;
 	}

-	device_init_wakeup(&pdev->dev, true);
-	error = dev_pm_set_wake_irq(&pdev->dev, bbnsm->irq);
+	error = devm_device_init_wakeup(&pdev->dev);
+	if (error)
+		return error;
+
+	error = devm_pm_set_wake_irq(&pdev->dev, bbnsm->irq);
 	if (error)
 		dev_warn(&pdev->dev, "irq wake enable failed.\n");

 	return 0;
 }

-static void bbnsm_pwrkey_remove(struct platform_device *pdev)
-{
-	dev_pm_clear_wake_irq(&pdev->dev);
-	device_init_wakeup(&pdev->dev, false);
-}
-
 static int __maybe_unused bbnsm_pwrkey_suspend(struct device *dev)
 {
 	struct platform_device *pdev = to_platform_device(dev);
@@ -229,8 +226,6 @@ static struct platform_driver bbnsm_pwrkey_driver = {
 		.of_match_table = bbnsm_pwrkey_ids,
 	},
 	.probe = bbnsm_pwrkey_probe,
-	.remove = bbnsm_pwrkey_remove,
-
 };
 module_platform_driver(bbnsm_pwrkey_driver);

-- 
2.37.1