btmrvl_sdio.h

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#define SDIO_HEADER_LEN         4

/* SD block size can not bigger than 64 due to buf size limit in firmware */
/* define SD block size for data Tx/Rx */
#define SDIO_BLOCK_SIZE         64

/* Number of blocks for firmware transfer */
#define FIRMWARE_TRANSFER_NBLOCK    2

/* This is for firmware specific length */
#define FW_EXTRA_LEN            36

#define MRVDRV_SIZE_OF_CMD_BUFFER       (2 * 1024)

#define MRVDRV_BT_RX_PACKET_BUFFER_SIZE \
    (HCI_MAX_FRAME_SIZE + FW_EXTRA_LEN)

#define ALLOC_BUF_SIZE  (((max_t (int, MRVDRV_BT_RX_PACKET_BUFFER_SIZE, \
            MRVDRV_SIZE_OF_CMD_BUFFER) + SDIO_HEADER_LEN \
            + SDIO_BLOCK_SIZE - 1) / SDIO_BLOCK_SIZE) \
            * SDIO_BLOCK_SIZE)

/* The number of times to try when polling for status */
#define MAX_POLL_TRIES          100

/* Max retry number of CMD53 write */
#define MAX_WRITE_IOMEM_RETRY       2

/* register bitmasks */
#define HOST_POWER_UP               BIT(1)
#define HOST_CMD53_FIN              BIT(2)

#define HIM_DISABLE             0xff
#define HIM_ENABLE              (BIT(0) | BIT(1))

#define UP_LD_HOST_INT_STATUS           BIT(0)
#define DN_LD_HOST_INT_STATUS           BIT(1)

#define DN_LD_CARD_RDY              BIT(0)
#define CARD_IO_READY               BIT(3)

#define FIRMWARE_READY              0xfedc


struct btmrvl_sdio_card_reg {
    u8 cfg;
    u8 host_int_mask;
    u8 host_intstatus;
    u8 card_status;
    u8 sq_read_base_addr_a0;
    u8 sq_read_base_addr_a1;
    u8 card_revision;
    u8 card_fw_status0;
    u8 card_fw_status1;
    u8 card_rx_len;
    u8 card_rx_unit;
    u8 io_port_0;
    u8 io_port_1;
    u8 io_port_2;
};

struct btmrvl_sdio_card {
    struct sdio_func *func;
    u32 ioport;
    const char *helper;
    const char *firmware;
    const struct btmrvl_sdio_card_reg *reg;
    u16 sd_blksz_fw_dl;
    u8 rx_unit;
    struct btmrvl_private *priv;
};

struct btmrvl_sdio_device {
    const char *helper;
    const char *firmware;
    const struct btmrvl_sdio_card_reg *reg;
    u16 sd_blksz_fw_dl;
};


/* Platform specific DMA alignment */
#define BTSDIO_DMA_ALIGN        8

/* Macros for Data Alignment : size */
#define ALIGN_SZ(p, a)  \
    (((p) + ((a) - 1)) & ~((a) - 1))

/* Macros for Data Alignment : address */
#define ALIGN_ADDR(p, a)    \
    ((((unsigned long)(p)) + (((unsigned long)(a)) - 1)) & \
                    ~(((unsigned long)(a)) - 1))