drivers/staging/brcm80211/brcmfmac/dhd_proto.h

   1 /*
   2  * Copyright (c) 2010 Broadcom Corporation
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef _dhd_proto_h_
  18 #define _dhd_proto_h_
  19
  20 #include <dhdioctl.h>
  21 #include <wlioctl.h>
  22
  23 #ifndef IOCTL_RESP_TIMEOUT
  24 #define IOCTL_RESP_TIMEOUT  2000        /* In milli second */
  25 #endif
  26
  27 #ifndef IOCTL_CHIP_ACTIVE_TIMEOUT
  28 #define IOCTL_CHIP_ACTIVE_TIMEOUT  10   /* In milli second */
  29 #endif
  30
  31 /*
  32  * Exported from the dhd protocol module (dhd_cdc, dhd_rndis)
  33  */
  34
  35 /* Linkage, sets prot link and updates hdrlen in pub */
  36 extern int dhd_prot_attach(dhd_pub_t *dhdp);
  37
  38 /* Unlink, frees allocated protocol memory (including dhd_prot) */
  39 extern void dhd_prot_detach(dhd_pub_t *dhdp);
  40
  41 /* Initialize protocol: sync w/dongle state.
  42  * Sets dongle media info (iswl, drv_version, mac address).
  43  */
  44 extern int dhd_prot_init(dhd_pub_t *dhdp);
  45
  46 /* Stop protocol: sync w/dongle state. */
  47 extern void dhd_prot_stop(dhd_pub_t *dhdp);
  48
  49 /* Add any protocol-specific data header.
  50  * Caller must reserve prot_hdrlen prepend space.
  51  */
  52 extern void dhd_prot_hdrpush(dhd_pub_t *, int ifidx, struct sk_buff *txp);
  53
  54 /* Remove any protocol-specific data header. */
  55 extern int dhd_prot_hdrpull(dhd_pub_t *, int *ifidx, struct sk_buff *rxp);
  56
  57 /* Use protocol to issue ioctl to dongle */
  58 extern int dhd_prot_ioctl(dhd_pub_t *dhd, int ifidx, wl_ioctl_t *ioc,
  59                           void *buf, int len);
  60
  61 /* Check for and handle local prot-specific iovar commands */
  62 extern int dhd_prot_iovar_op(dhd_pub_t *dhdp, const char *name,
  63                              void *params, int plen, void *arg, int len,
  64                              bool set);
  65
  66 /* Add prot dump output to a buffer */
  67 extern void dhd_prot_dump(dhd_pub_t *dhdp, struct bcmstrbuf *strbuf);
  68
  69 /* Update local copy of dongle statistics */
  70 extern void dhd_prot_dstats(dhd_pub_t *dhdp);
  71
  72 extern int dhd_ioctl(dhd_pub_t *dhd_pub, dhd_ioctl_t *ioc, void *buf,
  73                      uint buflen);
  74
  75 extern int dhd_preinit_ioctls(dhd_pub_t *dhd);
  76
  77 /********************************
  78  * For version-string expansion *
  79  */
  80 #if defined(BDC)
  81 #define DHD_PROTOCOL "bdc"
  82 #elif defined(CDC)
  83 #define DHD_PROTOCOL "cdc"
  84 #elif defined(RNDIS)
  85 #define DHD_PROTOCOL "rndis"
  86 #else
  87 #define DHD_PROTOCOL "unknown"
  88 #endif                          /* proto */
  89
  90 #endif                          /* _dhd_proto_h_ */