diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h index 7735328fff21..3122b86050a1 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h @@ -19,6 +19,18 @@ #include "dhd_dbg.h" +/* IDs of the 6 default common rings of msgbuf protocol */ +#define BRCMF_H2D_MSGRING_CONTROL_SUBMIT 0 +#define BRCMF_H2D_MSGRING_RXPOST_SUBMIT 1 +#define BRCMF_D2H_MSGRING_CONTROL_COMPLETE 2 +#define BRCMF_D2H_MSGRING_TX_COMPLETE 3 +#define BRCMF_D2H_MSGRING_RX_COMPLETE 4 + +#define BRCMF_NROF_H2D_COMMON_MSGRINGS 2 +#define BRCMF_NROF_D2H_COMMON_MSGRINGS 3 +#define BRCMF_NROF_COMMON_MSGRINGS (BRCMF_NROF_H2D_COMMON_MSGRINGS + \ + BRCMF_NROF_D2H_COMMON_MSGRINGS) + /* The level of bus communication with the dongle */ enum brcmf_bus_state { BRCMF_BUS_UNKNOWN, /* Not determined yet */ @@ -70,6 +82,25 @@ struct brcmf_bus_ops { struct pktq * (*gettxq)(struct device *dev); }; + +/** + * struct brcmf_bus_msgbuf - bus ringbuf if in case of msgbuf. + * + * @commonrings: commonrings which are always there. + * @flowrings: commonrings which are dynamically created and destroyed for data. + * @rx_dataoffset: if set then all rx data has this this offset. + * @max_rxbufpost: maximum number of buffers to post for rx. + * @nrof_flowrings: number of flowrings. + */ +struct brcmf_bus_msgbuf { + struct brcmf_commonring *commonrings[BRCMF_NROF_COMMON_MSGRINGS]; + struct brcmf_commonring **flowrings; + u32 rx_dataoffset; + u32 max_rxbufpost; + u32 nrof_flowrings; +}; + + /** * struct brcmf_bus - interface structure between common and bus layer * @@ -89,6 +120,7 @@ struct brcmf_bus { union { struct brcmf_sdio_dev *sdio; struct brcmf_usbdev *usb; + struct brcmf_pciedev *pcie; } bus_priv; enum brcmf_bus_protocol_type proto_type; struct device *dev; @@ -101,6 +133,7 @@ struct brcmf_bus { bool always_use_fws_queue; struct brcmf_bus_ops *ops; + struct brcmf_bus_msgbuf *msgbuf; }; /* |