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
44struct ieee80211_vif;
45struct ieee80211_hw;
46struct ath5k_hw;
47struct ath5k_txq;
48struct ieee80211_channel;
49struct ath_bus_ops;
50enum nl80211_iftype;
51
52enum ath5k_srev_type {
53	AR5K_VERSION_MAC,
54	AR5K_VERSION_RAD,
55};
56
57struct ath5k_srev_name {
58	const char		*sr_name;
59	enum ath5k_srev_type	sr_type;
60	u_int			sr_val;
61};
62
63struct ath5k_buf {
64	struct list_head	list;
65	struct ath5k_desc	*desc;	/* virtual addr of desc */
66	dma_addr_t		daddr;	/* physical addr of desc */
67	struct sk_buff		*skb;	/* skbuff for buf */
68	dma_addr_t		skbaddr;/* physical addr of skb data */
69};
70
71struct ath5k_vif {
72	bool			assoc; /* are we associated or not */
73	enum nl80211_iftype	opmode;
74	int			bslot;
75	struct ath5k_buf	*bbuf; /* beacon buffer */
76};
77
78struct ath5k_vif_iter_data {
79	const u8	*hw_macaddr;
80	u8		mask[ETH_ALEN];
81	u8		active_mac[ETH_ALEN]; /* first active MAC */
82	bool		need_set_hw_addr;
83	bool		found_active;
84	bool		any_assoc;
85	enum nl80211_iftype opmode;
86	int n_stas;
87};
88
89void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif);
90bool ath5k_any_vif_assoc(struct ath5k_hw *ah);
91
92int ath5k_start(struct ieee80211_hw *hw);
93void ath5k_stop(struct ieee80211_hw *hw);
94
95void ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf);
96int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
97void ath5k_beacon_config(struct ath5k_hw *ah);
98void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable);
99
100void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah,
101					struct ieee80211_vif *vif);
102int ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan);
103void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
104void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
105void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb,
106		    struct ath5k_txq *txq);
107
108const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val);
109
110int ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops);
111void ath5k_deinit_ah(struct ath5k_hw *ah);
112
113/* Check whether BSSID mask is supported */
114#define ath5k_hw_hasbssidmask(_ah) (ah->ah_version == AR5K_AR5212)
115
116/* Check whether virtual EOL is supported */
117#define ath5k_hw_hasveol(_ah) (ah->ah_version != AR5K_AR5210)
118
119#endif	/* _DEV_ATH5K_BASE_H */
120