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authorMarek Vasut <marex@denx.de>2016-05-08 00:34:14 +0200
committerMarc Kleine-Budde <mkl@pengutronix.de>2016-05-09 11:07:28 +0200
commitca79408986bf250c22f3130c333787ec44c4d103 (patch)
tree34f5153e538b7fa1d4a9c4ca8249219e70302972 /drivers/net/can/ifi_canfd
parent478ad12c9f5a2f5a1d39fc898b098992980d3abc (diff)
downloadlinux-ca79408986bf250c22f3130c333787ec44c4d103.tar.bz2
can: ifi: Treat CAN_CTRLMODE_FD_NON_ISO correctly
The CAN_CTRLMODE_FD flag is set for both ISO and BOSCH CANFD mode, while the CAN_CTRLMODE_FD_NON_ISO is additional flag which is only set for CANFD-BOSCH mode. Fix the handling of the flags to reflect this. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Marc Kleine-Budde <mkl@pengutronix.de> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Oliver Hartkopp <socketcan@hartkopp.net> Cc: Wolfgang Grandegger <wg@grandegger.com> Reviewed-by: Oliver Hartkopp <socketcan@hartkopp.net> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/ifi_canfd')
-rw-r--r--drivers/net/can/ifi_canfd/ifi_canfd.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/can/ifi_canfd/ifi_canfd.c b/drivers/net/can/ifi_canfd/ifi_canfd.c
index 30dc3b676627..5bd95dd5cb88 100644
--- a/drivers/net/can/ifi_canfd/ifi_canfd.c
+++ b/drivers/net/can/ifi_canfd/ifi_canfd.c
@@ -644,10 +644,11 @@ static void ifi_canfd_start(struct net_device *ndev)
if (priv->can.ctrlmode & CAN_CTRLMODE_LOOPBACK)
stcmd |= IFI_CANFD_STCMD_LOOPBACK;
- if (priv->can.ctrlmode & CAN_CTRLMODE_FD)
+ if ((priv->can.ctrlmode & CAN_CTRLMODE_FD) &&
+ !(priv->can.ctrlmode & CAN_CTRLMODE_FD_NON_ISO))
stcmd |= IFI_CANFD_STCMD_ENABLE_ISO;
- if (!(priv->can.ctrlmode & (CAN_CTRLMODE_FD | CAN_CTRLMODE_FD_NON_ISO)))
+ if (!(priv->can.ctrlmode & CAN_CTRLMODE_FD))
stcmd |= IFI_CANFD_STCMD_DISABLE_CANFD;
priv->can.state = CAN_STATE_ERROR_ACTIVE;