diff options
Diffstat (limited to 'drivers/net/can/c_can/c_can.h')
| -rw-r--r-- | drivers/net/can/c_can/c_can.h | 53 |
1 files changed, 43 insertions, 10 deletions
diff --git a/drivers/net/can/c_can/c_can.h b/drivers/net/can/c_can/c_can.h index 01a7049ab99..99ad1aa576b 100644 --- a/drivers/net/can/c_can/c_can.h +++ b/drivers/net/can/c_can/c_can.h @@ -22,8 +22,26 @@ #ifndef C_CAN_H #define C_CAN_H +/* message object split */ +#define C_CAN_NO_OF_OBJECTS 32 +#define C_CAN_MSG_OBJ_RX_NUM 16 +#define C_CAN_MSG_OBJ_TX_NUM 16 + +#define C_CAN_MSG_OBJ_RX_FIRST 1 +#define C_CAN_MSG_OBJ_RX_LAST (C_CAN_MSG_OBJ_RX_FIRST + \ + C_CAN_MSG_OBJ_RX_NUM - 1) + +#define C_CAN_MSG_OBJ_TX_FIRST (C_CAN_MSG_OBJ_RX_LAST + 1) +#define C_CAN_MSG_OBJ_TX_LAST (C_CAN_MSG_OBJ_TX_FIRST + \ + C_CAN_MSG_OBJ_TX_NUM - 1) + +#define C_CAN_MSG_OBJ_RX_SPLIT 9 +#define C_CAN_MSG_RX_LOW_LAST (C_CAN_MSG_OBJ_RX_SPLIT - 1) +#define RECEIVE_OBJECT_BITS 0x0000ffff + enum reg { C_CAN_CTRL_REG = 0, + C_CAN_CTRL_EX_REG, C_CAN_STS_REG, C_CAN_ERR_CNT_REG, C_CAN_BTR_REG, @@ -60,6 +78,7 @@ enum reg { C_CAN_INTPND2_REG, C_CAN_MSGVAL1_REG, C_CAN_MSGVAL2_REG, + C_CAN_FUNCTION_REG, }; static const u16 reg_map_c_can[] = { @@ -104,12 +123,14 @@ static const u16 reg_map_c_can[] = { static const u16 reg_map_d_can[] = { [C_CAN_CTRL_REG] = 0x00, + [C_CAN_CTRL_EX_REG] = 0x02, [C_CAN_STS_REG] = 0x04, [C_CAN_ERR_CNT_REG] = 0x08, [C_CAN_BTR_REG] = 0x0C, [C_CAN_BRPEXT_REG] = 0x0E, [C_CAN_INT_REG] = 0x10, [C_CAN_TEST_REG] = 0x14, + [C_CAN_FUNCTION_REG] = 0x18, [C_CAN_TXRQST1_REG] = 0x88, [C_CAN_TXRQST2_REG] = 0x8A, [C_CAN_NEWDAT1_REG] = 0x9C, @@ -143,8 +164,9 @@ static const u16 reg_map_d_can[] = { }; enum c_can_dev_id { - C_CAN_DEVTYPE, - D_CAN_DEVTYPE, + BOSCH_C_CAN_PLATFORM, + BOSCH_C_CAN, + BOSCH_D_CAN, }; /* c_can private data structure */ @@ -152,18 +174,24 @@ struct c_can_priv { struct can_priv can; /* must be the first member */ struct napi_struct napi; struct net_device *dev; - int tx_object; - int current_status; + struct device *device; + atomic_t tx_active; + unsigned long tx_dir; int last_status; - u16 (*read_reg) (struct c_can_priv *priv, enum reg index); - void (*write_reg) (struct c_can_priv *priv, enum reg index, u16 val); + u16 (*read_reg) (const struct c_can_priv *priv, enum reg index); + void (*write_reg) (const struct c_can_priv *priv, enum reg index, u16 val); + u32 (*read_reg32) (const struct c_can_priv *priv, enum reg index); + void (*write_reg32) (const struct c_can_priv *priv, enum reg index, u32 val); void __iomem *base; const u16 *regs; - unsigned long irq_flags; /* for request_irq() */ - unsigned int tx_next; - unsigned int tx_echo; void *priv; /* for board-specific data */ - u16 irqstatus; + enum c_can_dev_id type; + u32 __iomem *raminit_ctrlreg; + int instance; + void (*raminit) (const struct c_can_priv *priv, bool enable); + u32 comm_rcv_high; + u32 rxmasked; + u32 dlc[C_CAN_MSG_OBJ_TX_NUM]; }; struct net_device *alloc_c_can_dev(void); @@ -171,4 +199,9 @@ void free_c_can_dev(struct net_device *dev); int register_c_can_dev(struct net_device *dev); void unregister_c_can_dev(struct net_device *dev); +#ifdef CONFIG_PM +int c_can_power_up(struct net_device *dev); +int c_can_power_down(struct net_device *dev); +#endif + #endif /* C_CAN_H */ |