1 /*- 2 * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13 * redistribution must be conditioned upon including a substantially 14 * similar Disclaimer requirement for further binary redistribution. 15 * 3. Neither the names of the above-listed copyright holders nor the names 16 * of any contributors may be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * 19 * Alternatively, this software may be distributed under the terms of the 20 * GNU General Public License ("GPL") version 2 as published by the Free 21 * Software Foundation. 22 * 23 * NO WARRANTY 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 26 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 27 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 28 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 29 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 32 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 34 * THE POSSIBILITY OF SUCH DAMAGES. 35 * 36 */ 37 38 /* 39 * Definitions for the Atheros Wireless LAN controller driver. 40 */ 41 #ifndef _DEV_ATH5K_BASE_H 42 #define _DEV_ATH5K_BASE_H 43 44 struct ieee80211_vif; 45 struct ieee80211_hw; 46 struct ath5k_hw; 47 struct ath5k_txq; 48 struct ieee80211_channel; 49 struct ath_bus_ops; 50 struct ieee80211_tx_control; 51 enum nl80211_iftype; 52 53 enum ath5k_srev_type { 54 AR5K_VERSION_MAC, 55 AR5K_VERSION_RAD, 56 }; 57 58 struct ath5k_srev_name { 59 const char *sr_name; 60 enum ath5k_srev_type sr_type; 61 u_int sr_val; 62 }; 63 64 struct ath5k_buf { 65 struct list_head list; 66 struct ath5k_desc *desc; /* virtual addr of desc */ 67 dma_addr_t daddr; /* physical addr of desc */ 68 struct sk_buff *skb; /* skbuff for buf */ 69 dma_addr_t skbaddr; /* physical addr of skb data */ 70 struct ieee80211_tx_rate rates[4]; /* number of multi-rate stages */ 71 }; 72 73 struct ath5k_vif { 74 bool assoc; /* are we associated or not */ 75 enum nl80211_iftype opmode; 76 int bslot; 77 struct ath5k_buf *bbuf; /* beacon buffer */ 78 }; 79 80 struct ath5k_vif_iter_data { 81 const u8 *hw_macaddr; 82 u8 mask[ETH_ALEN]; 83 u8 active_mac[ETH_ALEN]; /* first active MAC */ 84 bool need_set_hw_addr; 85 bool found_active; 86 bool any_assoc; 87 enum nl80211_iftype opmode; 88 int n_stas; 89 }; 90 91 void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif); 92 bool ath5k_any_vif_assoc(struct ath5k_hw *ah); 93 94 int ath5k_start(struct ieee80211_hw *hw); 95 void ath5k_stop(struct ieee80211_hw *hw); 96 97 void ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf); 98 int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif); 99 void ath5k_beacon_config(struct ath5k_hw *ah); 100 void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable); 101 102 void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah, 103 struct ieee80211_vif *vif); 104 int ath5k_chan_set(struct ath5k_hw *ah, struct cfg80211_chan_def *chandef); 105 void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); 106 void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); 107 void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, 108 struct ath5k_txq *txq, struct ieee80211_tx_control *control); 109 110 const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val); 111 112 int ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops); 113 void ath5k_deinit_ah(struct ath5k_hw *ah); 114 115 /* Check whether BSSID mask is supported */ 116 #define ath5k_hw_hasbssidmask(_ah) (ah->ah_version == AR5K_AR5212) 117 118 /* Check whether virtual EOL is supported */ 119 #define ath5k_hw_hasveol(_ah) (ah->ah_version != AR5K_AR5210) 120 121 #endif /* _DEV_ATH5K_BASE_H */ 122