[PATCH 05/15] can: m_can: Disable unused interrupts

From: Markus Schneider-Pargmann
Date: Wed Nov 16 2022 - 15:54:33 EST


There are a number of interrupts that are not used by the driver at the
moment. Disable all of these.

Signed-off-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx>
---
drivers/net/can/m_can/m_can.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 4a6972c8bacd..5c00c6162058 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1245,6 +1245,11 @@ static void m_can_chip_config(struct net_device *dev)
u32 cccr, test;
u32 interrupts = IR_ALL_INT;

+ /* 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_RF0W);
+
m_can_config_endisable(cdev, true);

/* RX Buffer/FIFO Element Size 64 bytes data field */
--
2.38.1