xref: /linux/drivers/net/wireless/ath/ath5k/base.h (revision 60063497a95e716c9a689af3be2687d261f115b4)
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_ATH_ATHVAR_H
42 #define _DEV_ATH_ATHVAR_H
43 
44 #include <linux/interrupt.h>
45 #include <linux/list.h>
46 #include <linux/wireless.h>
47 #include <linux/if_ether.h>
48 #include <linux/rfkill.h>
49 #include <linux/workqueue.h>
50 
51 #include "ath5k.h"
52 #include "../regd.h"
53 #include "../ath.h"
54 
55 struct ath5k_buf {
56 	struct list_head	list;
57 	struct ath5k_desc	*desc;	/* virtual addr of desc */
58 	dma_addr_t		daddr;	/* physical addr of desc */
59 	struct sk_buff		*skb;	/* skbuff for buf */
60 	dma_addr_t		skbaddr;/* physical addr of skb data */
61 };
62 
63 struct ath5k_vif {
64 	bool			assoc; /* are we associated or not */
65 	enum nl80211_iftype	opmode;
66 	int			bslot;
67 	struct ath5k_buf	*bbuf; /* beacon buffer */
68 	u8			lladdr[ETH_ALEN];
69 };
70 
71 struct ath5k_vif_iter_data {
72 	const u8	*hw_macaddr;
73 	u8		mask[ETH_ALEN];
74 	u8		active_mac[ETH_ALEN]; /* first active MAC */
75 	bool		need_set_hw_addr;
76 	bool		found_active;
77 	bool		any_assoc;
78 	enum nl80211_iftype opmode;
79 	int n_stas;
80 };
81 void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif);
82 
83 
84 /* Check whether BSSID mask is supported */
85 #define ath5k_hw_hasbssidmask(_ah) (ah->ah_version == AR5K_AR5212)
86 
87 /* Check whether virtual EOL is supported */
88 #define ath5k_hw_hasveol(_ah) (ah->ah_version != AR5K_AR5210)
89 
90 #endif
91