drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h

   1 /* Copyright (c) 2014 Broadcom Corporation
   2  *
   3  * Permission to use, copy, modify, and/or distribute this software for any
   4  * purpose with or without fee is hereby granted, provided that the above
   5  * copyright notice and this permission notice appear in all copies.
   6  *
   7  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   8  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   9  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  10  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  11  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  12  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  13  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  14  */
  15 #ifndef BRCMFMAC_MSGBUF_H
  16 #define BRCMFMAC_MSGBUF_H
  17
  18 #ifdef CONFIG_BRCMFMAC_PROTO_MSGBUF
  19
  20 #define BRCMF_H2D_MSGRING_CONTROL_SUBMIT_MAX_ITEM       64
  21 #define BRCMF_H2D_MSGRING_RXPOST_SUBMIT_MAX_ITEM        512
  22 #define BRCMF_D2H_MSGRING_CONTROL_COMPLETE_MAX_ITEM     64
  23 #define BRCMF_D2H_MSGRING_TX_COMPLETE_MAX_ITEM          1024
  24 #define BRCMF_D2H_MSGRING_RX_COMPLETE_MAX_ITEM          512
  25 #define BRCMF_H2D_TXFLOWRING_MAX_ITEM                   512
  26
  27 #define BRCMF_H2D_MSGRING_CONTROL_SUBMIT_ITEMSIZE       40
  28 #define BRCMF_H2D_MSGRING_RXPOST_SUBMIT_ITEMSIZE        32
  29 #define BRCMF_D2H_MSGRING_CONTROL_COMPLETE_ITEMSIZE     24
  30 #define BRCMF_D2H_MSGRING_TX_COMPLETE_ITEMSIZE_PRE_V7   16
  31 #define BRCMF_D2H_MSGRING_TX_COMPLETE_ITEMSIZE          24
  32 #define BRCMF_D2H_MSGRING_RX_COMPLETE_ITEMSIZE_PRE_V7   32
  33 #define BRCMF_D2H_MSGRING_RX_COMPLETE_ITEMSIZE          40
  34 #define BRCMF_H2D_TXFLOWRING_ITEMSIZE                   48
  35
  36 struct msgbuf_buf_addr {
  37         __le32          low_addr;
  38         __le32          high_addr;
  39 };
  40
  41 int brcmf_proto_msgbuf_rx_trigger(struct device *dev);
  42 void brcmf_msgbuf_delete_flowring(struct brcmf_pub *drvr, u16 flowid);
  43 int brcmf_proto_msgbuf_attach(struct brcmf_pub *drvr);
  44 void brcmf_proto_msgbuf_detach(struct brcmf_pub *drvr);
  45 #else
  46 static inline int brcmf_proto_msgbuf_attach(struct brcmf_pub *drvr)
  47 {
  48         return 0;
  49 }
  50 static inline void brcmf_proto_msgbuf_detach(struct brcmf_pub *drvr) {}
  51 #endif
  52
  53 #endif /* BRCMFMAC_MSGBUF_H */