diff options
Diffstat (limited to 'drivers/net/can/c_can/c_can.h')
| -rw-r--r-- | drivers/net/can/c_can/c_can.h | 43 |
1 files changed, 18 insertions, 25 deletions
diff --git a/drivers/net/can/c_can/c_can.h b/drivers/net/can/c_can/c_can.h index 92213d3d96eb..06045f610f0e 100644 --- a/drivers/net/can/c_can/c_can.h +++ b/drivers/net/can/c_can/c_can.h @@ -22,23 +22,6 @@ #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, @@ -76,6 +59,7 @@ enum reg { C_CAN_NEWDAT2_REG, C_CAN_INTPND1_REG, C_CAN_INTPND2_REG, + C_CAN_INTPND3_REG, C_CAN_MSGVAL1_REG, C_CAN_MSGVAL2_REG, C_CAN_FUNCTION_REG, @@ -137,6 +121,7 @@ static const u16 __maybe_unused reg_map_d_can[] = { [C_CAN_NEWDAT2_REG] = 0x9E, [C_CAN_INTPND1_REG] = 0xB0, [C_CAN_INTPND2_REG] = 0xB2, + [C_CAN_INTPND3_REG] = 0xB4, [C_CAN_MSGVAL1_REG] = 0xC4, [C_CAN_MSGVAL2_REG] = 0xC6, [C_CAN_IF1_COMREQ_REG] = 0x100, @@ -164,7 +149,6 @@ static const u16 __maybe_unused reg_map_d_can[] = { }; enum c_can_dev_id { - BOSCH_C_CAN_PLATFORM, BOSCH_C_CAN, BOSCH_D_CAN, }; @@ -176,6 +160,7 @@ struct raminit_bits { struct c_can_driver_data { enum c_can_dev_id id; + unsigned int msg_obj_num; /* RAMINIT register description. Optional. */ const struct raminit_bits *raminit_bits; /* Array of START/DONE bit positions */ @@ -197,26 +182,34 @@ struct c_can_priv { struct napi_struct napi; struct net_device *dev; struct device *device; + unsigned int msg_obj_num; + unsigned int msg_obj_rx_num; + unsigned int msg_obj_tx_num; + unsigned int msg_obj_rx_first; + unsigned int msg_obj_rx_last; + unsigned int msg_obj_tx_first; + unsigned int msg_obj_tx_last; + u32 msg_obj_rx_mask; atomic_t tx_active; atomic_t sie_pending; unsigned long tx_dir; int last_status; - 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); + 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; void *priv; /* for board-specific data */ enum c_can_dev_id type; struct c_can_raminit raminit_sys; /* RAMINIT via syscon regmap */ - void (*raminit) (const struct c_can_priv *priv, bool enable); + void (*raminit)(const struct c_can_priv *priv, bool enable); u32 comm_rcv_high; u32 rxmasked; - u32 dlc[C_CAN_MSG_OBJ_TX_NUM]; + u32 dlc[]; }; -struct net_device *alloc_c_can_dev(void); +struct net_device *alloc_c_can_dev(int msg_obj_num); 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); |