drivers/net/wireless/ath/ath.h

   1 /*
   2  * Copyright (c) 2008-2009 Atheros Communications Inc.
   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
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef ATH_H
  18 #define ATH_H
  19
  20 #include <linux/skbuff.h>
  21 #include <linux/if_ether.h>
  22 #include <net/mac80211.h>
  23
  24 static const u8 ath_bcast_mac[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
  25
  26 struct reg_dmn_pair_mapping {
  27         u16 regDmnEnum;
  28         u16 reg_5ghz_ctl;
  29         u16 reg_2ghz_ctl;
  30 };
  31
  32 struct ath_regulatory {
  33         char alpha2[2];
  34         u16 country_code;
  35         u16 max_power_level;
  36         u32 tp_scale;
  37         u16 current_rd;
  38         u16 current_rd_ext;
  39         int16_t power_limit;
  40         struct reg_dmn_pair_mapping *regpair;
  41 };
  42
  43 struct ath_ops {
  44         unsigned int (*read)(void *, u32 reg_offset);
  45         void (*write)(void *, u32 val, u32 reg_offset);
  46 };
  47
  48 struct ath_common {
  49         void *ah;
  50         struct ieee80211_hw *hw;
  51         int debug_mask;
  52
  53         u16 cachelsz;
  54         u16 curaid;
  55         u8 macaddr[ETH_ALEN];
  56         u8 curbssid[ETH_ALEN];
  57         u8 bssidmask[ETH_ALEN];
  58
  59         u8 tx_chainmask;
  60         u8 rx_chainmask;
  61
  62         struct ath_regulatory regulatory;
  63         const struct ath_ops *ops;
  64 };
  65
  66 struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,
  67                                 u32 len,
  68                                 gfp_t gfp_mask);
  69
  70 void ath_hw_setbssidmask(struct ath_common *common);
  71
  72 #endif /* ATH_H */