2024-09-09 08:52:07 +00:00
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/*-
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* Copyright (c) 2002-2007 Sam Leffler, Errno Consulting
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGES.
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*
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*/
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/*
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* Definitions for the Atheros Wireless LAN controller driver.
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*/
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#ifndef _DEV_ATH5K_BASE_H
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#define _DEV_ATH5K_BASE_H
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struct ieee80211_vif;
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struct ieee80211_hw;
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struct ath5k_hw;
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struct ath5k_txq;
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struct ieee80211_channel;
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struct ath_bus_ops;
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struct ieee80211_tx_control;
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enum nl80211_iftype;
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enum ath5k_srev_type {
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AR5K_VERSION_MAC,
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AR5K_VERSION_RAD,
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};
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struct ath5k_srev_name {
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const char *sr_name;
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enum ath5k_srev_type sr_type;
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u_int sr_val;
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};
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struct ath5k_buf {
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struct list_head list;
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struct ath5k_desc *desc; /* virtual addr of desc */
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dma_addr_t daddr; /* physical addr of desc */
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struct sk_buff *skb; /* skbuff for buf */
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dma_addr_t skbaddr; /* physical addr of skb data */
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struct ieee80211_tx_rate rates[4]; /* number of multi-rate stages */
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};
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struct ath5k_vif {
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bool assoc; /* are we associated or not */
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enum nl80211_iftype opmode;
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int bslot;
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struct ath5k_buf *bbuf; /* beacon buffer */
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};
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struct ath5k_vif_iter_data {
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const u8 *hw_macaddr;
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u8 mask[ETH_ALEN];
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u8 active_mac[ETH_ALEN]; /* first active MAC */
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bool need_set_hw_addr;
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bool found_active;
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bool any_assoc;
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enum nl80211_iftype opmode;
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int n_stas;
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};
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void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif);
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bool ath5k_any_vif_assoc(struct ath5k_hw *ah);
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int ath5k_start(struct ieee80211_hw *hw);
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void ath5k_stop(struct ieee80211_hw *hw);
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void ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf);
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int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
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void ath5k_beacon_config(struct ath5k_hw *ah);
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void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable);
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void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah,
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struct ieee80211_vif *vif);
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int ath5k_chan_set(struct ath5k_hw *ah, struct cfg80211_chan_def *chandef);
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void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
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void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
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void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb,
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struct ath5k_txq *txq, struct ieee80211_tx_control *control);
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const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val);
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int ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops);
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void ath5k_deinit_ah(struct ath5k_hw *ah);
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/* Check whether BSSID mask is supported */
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#define ath5k_hw_hasbssidmask(_ah) (ah->ah_version == AR5K_AR5212)
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/* Check whether virtual EOL is supported */
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#define ath5k_hw_hasveol(_ah) (ah->ah_version != AR5K_AR5210)
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#endif /* _DEV_ATH5K_BASE_H */
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