From: Jake Hamby <Jake.Hamby@xxxxxxxxxxxx> 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. Signed-off-by: Jake Hamby <Jake.Hamby@xxxxxxxxxxxx> Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> --- Hello, this hunk was originally part of Jake's original patch | https://patch.msgid.link/DM8PR14MB5221D9DD3A7F2130EF161AF7EF9E2@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx I've split it into a separate patch. regards, Marc --- drivers/net/can/m_can/m_can.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index 012c3d22b01dd3d8558f2a40448770ca1da1aa1e..a7b3bc439ae596527493a73d62b4b7a120ae4e49 100644 --- 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) --- base-commit: f3b6129b7d252b2fbdcac2e0005abc6804dc287c change-id: 20240911-can-m_can-mask-timestamp-wraparound-irq-d3a26c048b5d Best regards, -- Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
