Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f5223e9e authored by Kurt Van Dijck's avatar Kurt Van Dijck Committed by Marc Kleine-Budde
Browse files

can: extend sockaddr_can to include j1939 members 



This patch prepares struct sockaddr_can for SAE J1939.

Signed-off-by: default avatarKurt Van Dijck <dev.kurt@vandijck-laurijssen.be>
Signed-off-by: default avatarOleksij Rempel <o.rempel@pengutronix.de>
Acked-by: default avatarOliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
parent 2a0c9aaa

include/uapi/linux/can.h

+17 −0
Original line number Diff line number Diff line
@@ -175,6 +175,23 @@ struct sockaddr_can { 
		/* transport protocol class address information (e.g. ISOTP) */

		struct { canid_t rx_id, tx_id; } tp;



		/* J1939 address information */

		struct {

			/* 8 byte name when using dynamic addressing */

			__u64 name;



			/* pgn:

			 * 8 bit: PS in PDU2 case, else 0

			 * 8 bit: PF

			 * 1 bit: DP

			 * 1 bit: reserved

			 */

			__u32 pgn;



			/* 1 byte address */

			__u8 addr;

		} j1939;



		/* reserved for future CAN protocols address information */

	} can_addr;

};