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can: gs_usb: add ability to enable / disable berr reporting

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The open source firmware candleLight report bus errors
unconditionally. This adds support to enable / disable bus error
reporting with the standard netlink property.

Signed-off-by: Jeroen Hofstee <jhofstee@victronenergy.com>
Link: https://lore.kernel.org/all/20221019221016.1659260-6-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Jeroen Hofstee 2022-08-28 10:59:10 +02:00 committed by Marc Kleine-Budde
parent 1f1835264d
commit 2f3cdad1c6
1 changed files with 6 additions and 0 deletions
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6
drivers/net/can/usb/gs_usb.c
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@ -921,6 +921,9 @@ static int gs_can_open(struct net_device *netdev)
if (ctrlmode & CAN_CTRLMODE_ONE_SHOT)
flags |= GS_CAN_MODE_ONE_SHOT;
if (ctrlmode & CAN_CTRLMODE_BERR_REPORTING)
flags |= GS_CAN_MODE_BERR_REPORTING;
if (ctrlmode & CAN_CTRLMODE_FD)
flags |= GS_CAN_MODE_FD;
@ -1226,6 +1229,9 @@ static struct gs_can *gs_make_candev(unsigned int channel,
}
}
if (feature & GS_CAN_FEATURE_BERR_REPORTING)
dev->can.ctrlmode_supported |= CAN_CTRLMODE_BERR_REPORTING;
/* The CANtact Pro from LinkLayer Labs is based on the
* LPC54616 µC, which is affected by the NXP LPC USB transfer
* erratum. However, the current firmware (version 2) doesn't