diff options
Diffstat (limited to 'drivers/net/can/flexcan/flexcan.h')
| -rw-r--r-- | drivers/net/can/flexcan/flexcan.h | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/net/can/flexcan/flexcan.h b/drivers/net/can/flexcan/flexcan.h index d19cc1ee0620..51a800bd8e55 100644 --- a/drivers/net/can/flexcan/flexcan.h +++ b/drivers/net/can/flexcan/flexcan.h @@ -1,5 +1,5 @@ /* - * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved. */ /* @@ -32,17 +32,6 @@ #define FLEXCAN_DEVICE_NAME "FlexCAN" -struct can_mb_cs { - unsigned int time_stamp:16; - unsigned int length:4; - unsigned int rtr:1; - unsigned int ide:1; - unsigned int srr:1; - unsigned int nouse1:1; - unsigned int code:4; - unsigned int nouse2:4; -}; - #define CAN_MB_RX_INACTIVE 0x0 #define CAN_MB_RX_EMPTY 0x4 #define CAN_MB_RX_FULL 0x2 @@ -55,14 +44,24 @@ struct can_mb_cs { #define CAN_MB_TX_REMOTE 0xA struct can_hw_mb { - union { - struct can_mb_cs cs; - unsigned int data; - } mb_cs; + unsigned int mb_cs; unsigned int mb_id; unsigned char mb_data[8]; }; +#define MB_CS_CODE_OFFSET 24 +#define MB_CS_CODE_MASK (0xF << MB_CS_CODE_OFFSET) +#define MB_CS_SRR_OFFSET 22 +#define MB_CS_SRR_MASK (0x1 << MB_CS_SRR_OFFSET) +#define MB_CS_IDE_OFFSET 21 +#define MB_CS_IDE_MASK (0x1 << MB_CS_IDE_OFFSET) +#define MB_CS_RTR_OFFSET 20 +#define MB_CS_RTR_MASK (0x1 << MB_CS_RTR_OFFSET) +#define MB_CS_LENGTH_OFFSET 16 +#define MB_CS_LENGTH_MASK (0xF << MB_CS_LENGTH_OFFSET) +#define MB_CS_TIMESTAMP_OFFSET 0 +#define MB_CS_TIMESTAMP_MASK (0xFF << MB_CS_TIMESTAMP_OFFSET) + #define CAN_HW_REG_MCR 0x00 #define CAN_HW_REG_CTRL 0x04 #define CAN_HW_REG_TIMER 0x08 |