can: m_can: m_can_chip_config(): mask timestamp wraparound IRQ

On the Microchip SAMA7G54 MPU the IR_TSW (timestamp wraparound) fires
at about 1 Hz, but the driver doesn't care about it. Add it to the
list of interrupts to disable in m_can_chip_config to reduce unneeded
wakeups.

Link: https://patch.msgid.link/DM8PR14MB5221D9DD3A7F2130EF161AF7EF9E2@DM8PR14MB5221.namprd14.prod.outlook.com
Signed-off-by: Jake Hamby <Jake.Hamby@Teledyne.com>
Link: https://patch.msgid.link/20240911-can-m_can-mask-timestamp-wraparound-irq-v1-1-0155b70dc827@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 012c3d22b01dd3d8558f2a40448770ca1da1aa1e..a7b3bc439ae596527493a73d62b4b7a120ae4e49 100644 (file)
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1434,7 +1434,8 @@ static int m_can_chip_config(struct net_device *dev)
 
        /* Disable unused interrupts */
        interrupts &= ~(IR_ARA | IR_ELO | IR_DRX | IR_TEFF | IR_TFE | IR_TCF |
-                       IR_HPM | IR_RF1F | IR_RF1W | IR_RF1N | IR_RF0F);
+                       IR_HPM | IR_RF1F | IR_RF1W | IR_RF1N | IR_RF0F |
+                       IR_TSW);
 
        err = m_can_config_enable(cdev);
        if (err)