linux-kernel - [tip: timers/cleanups] can: m_can: Switch to use hrtimer

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Message-ID: <173987321247.10177.10695882453900703937.tip-bot2@tip-bot2>
Date: Tue, 18 Feb 2025 10:06:52 -0000
From: "tip-bot2 for Nam Cao" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Nam Cao <namcao@...utronix.de>, Thomas Gleixner <tglx@...utronix.de>,
 "Marc Kleine-Budde" <mkl@...gutronix.de>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: timers/cleanups] can: m_can: Switch to use hrtimer_setup()

The following commit has been merged into the timers/cleanups branch of tip:

Commit-ID:     e0eaefcd7e4449a444b557578b60a988636b4a71
Gitweb:        https://git.kernel.org/tip/e0eaefcd7e4449a444b557578b60a988636b4a71
Author:        Nam Cao <namcao@...utronix.de>
AuthorDate:    Wed, 05 Feb 2025 11:43:25 +01:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Tue, 18 Feb 2025 10:35:44 +01:00

can: m_can: 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.

Patch was created by using Coccinelle.

Signed-off-by: Nam Cao <namcao@...utronix.de>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Reviewed-by: Marc Kleine-Budde <mkl@...gutronix.de>
Link: https://lore.kernel.org/all/f1a87fcba211f6ce262a2d23fd152185f452c32d.1738746872.git.namcao@linutronix.de

---
 drivers/net/can/m_can/m_can.c |  9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index d025d41..884a635 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -2420,12 +2420,11 @@ int m_can_class_register(struct m_can_classdev *cdev)
 
 	if (!cdev->net->irq) {
 		dev_dbg(cdev->dev, "Polling enabled, initialize hrtimer");
-		hrtimer_init(&cdev->hrtimer, CLOCK_MONOTONIC,
-			     HRTIMER_MODE_REL_PINNED);
-		cdev->hrtimer.function = &hrtimer_callback;
+		hrtimer_setup(&cdev->hrtimer, &hrtimer_callback, CLOCK_MONOTONIC,
+			      HRTIMER_MODE_REL_PINNED);
 	} else {
-		hrtimer_init(&cdev->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-		cdev->hrtimer.function = m_can_coalescing_timer;
+		hrtimer_setup(&cdev->hrtimer, m_can_coalescing_timer, CLOCK_MONOTONIC,
+			      HRTIMER_MODE_REL);
 	}
 
 	ret = m_can_dev_setup(cdev);