m_can user like the tcan4x5x device, can go into standby mode.
Low power RX mode is enabled to allow wake on can.
Signed-off-by: Sean Nyekjaer <sean@xxxxxxxxxx>
---
drivers/net/can/m_can/m_can.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index a171ff860b7c6992846ae8d615640a40b623e0cb..d9f820b5609ea3e8a98dc8a9f4d9948c09aa85c6 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -2451,6 +2451,9 @@ int m_can_class_suspend(struct device *dev)
if (cdev->pm_wake_source) {
hrtimer_cancel(&cdev->hrtimer);
m_can_write(cdev, M_CAN_IE, IR_RF0N);
+
+ if (cdev->ops->deinit)
+ cdev->ops->deinit(cdev);
} else {
m_can_stop(ndev);
}
@@ -2490,6 +2493,10 @@ int m_can_class_resume(struct device *dev)
* again.
*/
cdev->active_interrupts |= IR_RF0N | IR_TEFN;
+
+ if (cdev->ops->init)
+ cdev->ops->init(cdev);
+
m_can_write(cdev, M_CAN_IE, cdev->active_interrupts);
} else {
ret = m_can_start(ndev);
--
2.46.2
