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Commit a5f8f0e1 authored by Matthias Fuchs's avatar Matthias Fuchs Committed by Marc Kleine-Budde
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can: usb: esd_usb2: Add support for listen-only mode 



Add listen-only mode for esd_usb2 driver.

Signed-off-by: default avatarMatthias Fuchs <matthias.fuchs@esd.eu>
Signed-off-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
parent e4bc6c06

drivers/net/can/usb/esd_usb2.c

+4 −0
Original line number Diff line number Diff line
@@ -891,6 +891,9 @@ static int esd_usb2_set_bittiming(struct net_device *netdev) 
	u32 canbtr;



	canbtr = ESD_USB2_UBR;

	if (priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)

		canbtr |= ESD_USB2_LOM;



	canbtr |= (bt->brp - 1) & (ESD_USB2_BRP_MAX - 1);

	canbtr |= ((bt->sjw - 1) & (ESD_USB2_SJW_MAX - 1))

		<< ESD_USB2_SJW_SHIFT;
@@ -971,6 +974,7 @@ static int esd_usb2_probe_one_net(struct usb_interface *intf, int index) 
	priv->index = index;



	priv->can.state = CAN_STATE_STOPPED;

	priv->can.ctrlmode_supported = CAN_CTRLMODE_LISTENONLY;

	priv->can.clock.freq = ESD_USB2_CAN_CLOCK;

	priv->can.bittiming_const = &esd_usb2_bittiming_const;

	priv->can.do_set_bittiming = esd_usb2_set_bittiming;