diff mbox series

[net,04/13] can: m_can: Remove coalesing disable in isr during suspend

Message ID 20240830215914.1610393-5-mkl@pengutronix.de (mailing list archive)
State Accepted
Delegated to: Netdev Maintainers
Headers show
Series [net,0/n] pull-request: can 2024-08-30 | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net
netdev/apply fail Patch does not apply to net-0

Commit Message

Marc Kleine-Budde Aug. 30, 2024, 9:53 p.m. UTC 
From: Markus Schneider-Pargmann <msp@baylibre.com>

We don't need to disable coalescing when the interrupt handler executes
while the chip is suspended. The coalescing is already reset during
suspend.

Fixes: 07f25091ca02 ("can: m_can: Implement receive coalescing")
Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
Link: https://lore.kernel.org/all/20240805183047.305630-3-msp@baylibre.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
 drivers/net/can/m_can/m_can.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 31991e2f343e..ba416c973e8d 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1223,10 +1223,8 @@  static irqreturn_t m_can_isr(int irq, void *dev_id)
 	struct m_can_classdev *cdev = netdev_priv(dev);
 	u32 ir;
 
-	if (pm_runtime_suspended(cdev->dev)) {
-		m_can_coalescing_disable(cdev);
+	if (pm_runtime_suspended(cdev->dev))
 		return IRQ_NONE;
-	}
 
 	ir = m_can_read(cdev, M_CAN_IR);
 	m_can_coalescing_update(cdev, ir);