linux-kernel - [PATCH v2 43/45] pwm: gpio: Switch to use hrtimer

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Message-Id: <7b7115da84372a49e36a0ac1a5ce553129c3ce0b.1738746904.git.namcao@linutronix.de>
Date: Wed,  5 Feb 2025 11:46:31 +0100
From: Nam Cao <namcao@...utronix.de>
To: Anna-Maria Behnsen <anna-maria@...utronix.de>,
	Frederic Weisbecker <frederic@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org
Cc: Nam Cao <namcao@...utronix.de>,
	Zack Rusin <zack.rusin@...adcom.com>,
	Uwe Kleine-König <ukleinek@...nel.org>
Subject: [PATCH v2 43/45] pwm: gpio: Switch to use hrtimer_setup()

hrtimer_setup() takes the callback function pointer as argument and
initializes the timer completely.

Replace hrtimer_init() and the open coded initialization of
hrtimer::function with the new setup mechanism.

Acked-by: Zack Rusin <zack.rusin@...adcom.com>
Signed-off-by: Nam Cao <namcao@...utronix.de>
Cc: "Uwe Kleine-König" <ukleinek@...nel.org>
---
 drivers/pwm/pwm-gpio.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/pwm/pwm-gpio.c b/drivers/pwm/pwm-gpio.c
index 9f8884ac7504..5f4edeb394a9 100644
--- a/drivers/pwm/pwm-gpio.c
+++ b/drivers/pwm/pwm-gpio.c
@@ -207,13 +207,12 @@ static int pwm_gpio_probe(struct platform_device *pdev)
 	chip->ops = &pwm_gpio_ops;
 	chip->atomic = true;
 
-	hrtimer_init(&gpwm->gpio_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+	hrtimer_setup(&gpwm->gpio_timer, pwm_gpio_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+
 	ret = devm_add_action_or_reset(dev, pwm_gpio_disable_hrtimer, gpwm);
 	if (ret)
 		return ret;
 
-	gpwm->gpio_timer.function = pwm_gpio_timer;
-
 	ret = pwmchip_add(chip);
 	if (ret < 0)
 		return dev_err_probe(dev, ret, "could not add pwmchip\n");
-- 
2.39.5