diff options
Diffstat (limited to 'drivers/net/wireless/mwifiex/pcie.h')
| -rw-r--r-- | drivers/net/wireless/mwifiex/pcie.h | 113 |
1 files changed, 84 insertions, 29 deletions
diff --git a/drivers/net/wireless/mwifiex/pcie.h b/drivers/net/wireless/mwifiex/pcie.h index 37eeb2ca6b2..7ef660ec058 100644 --- a/drivers/net/wireless/mwifiex/pcie.h +++ b/drivers/net/wireless/mwifiex/pcie.h @@ -75,27 +75,6 @@ #define MWIFIEX_BD_FLAG_ROLLOVER_IND BIT(7) #define MWIFIEX_BD_FLAG_FIRST_DESC BIT(0) #define MWIFIEX_BD_FLAG_LAST_DESC BIT(1) -#define REG_CMD_ADDR_LO PCIE_SCRATCH_0_REG -#define REG_CMD_ADDR_HI PCIE_SCRATCH_1_REG -#define REG_CMD_SIZE PCIE_SCRATCH_2_REG - -#define REG_CMDRSP_ADDR_LO PCIE_SCRATCH_4_REG -#define REG_CMDRSP_ADDR_HI PCIE_SCRATCH_5_REG - -/* TX buffer description read pointer */ -#define REG_TXBD_RDPTR PCIE_SCRATCH_6_REG -/* TX buffer description write pointer */ -#define REG_TXBD_WRPTR PCIE_SCRATCH_7_REG -/* RX buffer description read pointer */ -#define REG_RXBD_RDPTR PCIE_SCRATCH_8_REG -/* RX buffer description write pointer */ -#define REG_RXBD_WRPTR PCIE_SCRATCH_9_REG -/* Event buffer description read pointer */ -#define REG_EVTBD_RDPTR PCIE_SCRATCH_10_REG -/* Event buffer description write pointer */ -#define REG_EVTBD_WRPTR PCIE_SCRATCH_11_REG -/* Driver ready signature write pointer */ -#define REG_DRV_READY PCIE_SCRATCH_12_REG /* Max retry number of command write */ #define MAX_WRITE_IOMEM_RETRY 2 @@ -104,6 +83,78 @@ /* FW awake cookie after FW ready */ #define FW_AWAKE_COOKIE (0xAA55AA55) +struct mwifiex_pcie_card_reg { + u16 cmd_addr_lo; + u16 cmd_addr_hi; + u16 fw_status; + u16 cmd_size; + u16 cmdrsp_addr_lo; + u16 cmdrsp_addr_hi; + u16 tx_rdptr; + u16 tx_wrptr; + u16 rx_rdptr; + u16 rx_wrptr; + u16 evt_rdptr; + u16 evt_wrptr; + u16 drv_rdy; + u16 tx_start_ptr; + u32 tx_mask; + u32 tx_wrap_mask; + u32 rx_mask; + u32 rx_wrap_mask; + u32 tx_rollover_ind; + u32 rx_rollover_ind; + u32 evt_rollover_ind; + u8 ring_flag_sop; + u8 ring_flag_eop; + u8 ring_flag_xs_sop; + u8 ring_flag_xs_eop; + u32 ring_tx_start_ptr; + u8 pfu_enabled; +}; + +static const struct mwifiex_pcie_card_reg mwifiex_reg_8766 = { + .cmd_addr_lo = PCIE_SCRATCH_0_REG, + .cmd_addr_hi = PCIE_SCRATCH_1_REG, + .cmd_size = PCIE_SCRATCH_2_REG, + .fw_status = PCIE_SCRATCH_3_REG, + .cmdrsp_addr_lo = PCIE_SCRATCH_4_REG, + .cmdrsp_addr_hi = PCIE_SCRATCH_5_REG, + .tx_rdptr = PCIE_SCRATCH_6_REG, + .tx_wrptr = PCIE_SCRATCH_7_REG, + .rx_rdptr = PCIE_SCRATCH_8_REG, + .rx_wrptr = PCIE_SCRATCH_9_REG, + .evt_rdptr = PCIE_SCRATCH_10_REG, + .evt_wrptr = PCIE_SCRATCH_11_REG, + .drv_rdy = PCIE_SCRATCH_12_REG, + .tx_start_ptr = 0, + .tx_mask = MWIFIEX_TXBD_MASK, + .tx_wrap_mask = 0, + .rx_mask = MWIFIEX_RXBD_MASK, + .rx_wrap_mask = 0, + .tx_rollover_ind = MWIFIEX_BD_FLAG_ROLLOVER_IND, + .rx_rollover_ind = MWIFIEX_BD_FLAG_ROLLOVER_IND, + .evt_rollover_ind = MWIFIEX_BD_FLAG_ROLLOVER_IND, + .ring_flag_sop = 0, + .ring_flag_eop = 0, + .ring_flag_xs_sop = 0, + .ring_flag_xs_eop = 0, + .ring_tx_start_ptr = 0, + .pfu_enabled = 0, +}; + +struct mwifiex_pcie_device { + const char *firmware; + const struct mwifiex_pcie_card_reg *reg; + u16 blksz_fw_dl; +}; + +static const struct mwifiex_pcie_device mwifiex_pcie8766 = { + .firmware = PCIE8766_DEFAULT_FW_NAME, + .reg = &mwifiex_reg_8766, + .blksz_fw_dl = MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD, +}; + struct mwifiex_pcie_buf_desc { u64 paddr; u16 len; @@ -113,6 +164,7 @@ struct mwifiex_pcie_buf_desc { struct pcie_service_card { struct pci_dev *dev; struct mwifiex_adapter *adapter; + struct mwifiex_pcie_device pcie; u8 txbd_flush; u32 txbd_wrptr; @@ -150,10 +202,11 @@ struct pcie_service_card { static inline int mwifiex_pcie_txbd_empty(struct pcie_service_card *card, u32 rdptr) { - if (((card->txbd_wrptr & MWIFIEX_TXBD_MASK) == - (rdptr & MWIFIEX_TXBD_MASK)) && - ((card->txbd_wrptr & MWIFIEX_BD_FLAG_ROLLOVER_IND) != - (rdptr & MWIFIEX_BD_FLAG_ROLLOVER_IND))) + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + + if (((card->txbd_wrptr & reg->tx_mask) == (rdptr & reg->tx_mask)) && + ((card->txbd_wrptr & reg->tx_rollover_ind) != + (rdptr & reg->tx_rollover_ind))) return 1; return 0; @@ -162,10 +215,12 @@ mwifiex_pcie_txbd_empty(struct pcie_service_card *card, u32 rdptr) static inline int mwifiex_pcie_txbd_not_full(struct pcie_service_card *card) { - if (((card->txbd_wrptr & MWIFIEX_TXBD_MASK) != - (card->txbd_rdptr & MWIFIEX_TXBD_MASK)) || - ((card->txbd_wrptr & MWIFIEX_BD_FLAG_ROLLOVER_IND) != - (card->txbd_rdptr & MWIFIEX_BD_FLAG_ROLLOVER_IND))) + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + + if (((card->txbd_wrptr & reg->tx_mask) != + (card->txbd_rdptr & reg->tx_mask)) || + ((card->txbd_wrptr & reg->tx_rollover_ind) != + (card->txbd_rdptr & reg->tx_rollover_ind))) return 1; return 0; |