Message ID | 1287679030-13993-1-git-send-email-mkl@pengutronix.de |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Marc Kleine-Budde <mkl@pengutronix.de> Date: Thu, 21 Oct 2010 18:37:10 +0200 > This patch sets the missing CAN_RTR_FLAG if a standard RTR frame is > received. > (For extended frames the CAN_RTR_FLAG was already set correctly.) > > Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c index c664be2..e3b4b35 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/mcp251x.c @@ -168,6 +168,7 @@ # define RXBSIDH_SHIFT 3 #define RXBSIDL(n) (((n) * 0x10) + 0x60 + RXBSIDL_OFF) # define RXBSIDL_IDE 0x08 +# define RXBSIDL_SRR 0x10 # define RXBSIDL_EID 3 # define RXBSIDL_SHIFT 5 #define RXBEID8(n) (((n) * 0x10) + 0x60 + RXBEID8_OFF) @@ -474,6 +475,8 @@ static void mcp251x_hw_rx(struct spi_device *spi, int buf_idx) frame->can_id = (buf[RXBSIDH_OFF] << RXBSIDH_SHIFT) | (buf[RXBSIDL_OFF] >> RXBSIDL_SHIFT); + if (buf[RXBSIDL_OFF] & RXBSIDL_SRR) + frame->can_id |= CAN_RTR_FLAG; } /* Data length */ frame->can_dlc = get_can_dlc(buf[RXBDLC_OFF] & RXBDLC_LEN_MASK);
This patch sets the missing CAN_RTR_FLAG if a standard RTR frame is received. (For extended frames the CAN_RTR_FLAG was already set correctly.) Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> --- BTW: This patch is unrelated to the ongoing discussion: "CAN frames with RTR and dlc != 0" The following changes since commit 27b75c95f10d249574d9c4cb9dab878107faede8: Eric Dumazet (1): net: avoid RCU for NOCACHE dst are available in the git repository at: git://git.pengutronix.de/git/mkl/linux-2.6.git can/mcp251x-rtr-for-net-next Marc Kleine-Budde (1): can: mcp251x: fix reception of standard RTR frames drivers/net/can/mcp251x.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)