Commit 33d5a0a4 authored May 16, 2023 by Jimmy Assarsson Committed by Greg Kroah-Hartman May 30, 2023

can: kvaser_pciefd: Clear listen-only bit if not explicitly requested



commit bf7ac55e991ca177f1ac16be51152f1ef291a4df upstream.

The listen-only bit was never cleared, causing the controller to
always use listen-only mode, if previously set.

Fixes: 26ad340e ("can: kvaser_pciefd: Add driver for Kvaser PCIEcan devices")
Cc: stable@vger.kernel.org
Signed-off-by: Jimmy Assarsson <extja@kvaser.com>
Link: https://lore.kernel.org/r/20230516134318.104279-3-extja@kvaser.com


Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent e5ac4f12

drivers/net/can/kvaser_pciefd.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -561,6 +561,8 @@ static void kvaser_pciefd_setup_controller(struct kvaser_pciefd_can *can)

		if (can->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)
		mode \|= KVASER_PCIEFD_KCAN_MODE_LOM;
		else
		mode &= ~KVASER_PCIEFD_KCAN_MODE_LOM;

		mode \|= KVASER_PCIEFD_KCAN_MODE_EEN;
		mode \|= KVASER_PCIEFD_KCAN_MODE_EPEN;