1/*	$FreeBSD: stable/11/sys/dev/usb/wlan/if_uralvar.h 345636 2019-03-28 09:50:25Z avos $	*/
2
3/*-
4 * Copyright (c) 2005
5 *	Damien Bergamini <damien.bergamini@free.fr>
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19
20#define RAL_TX_LIST_COUNT	8
21#define RAL_TX_MINFREE		2
22
23#define URAL_SCAN_START         1
24#define URAL_SCAN_END           2
25#define URAL_SET_CHANNEL        3
26
27
28struct ural_rx_radiotap_header {
29	struct ieee80211_radiotap_header wr_ihdr;
30	uint8_t		wr_flags;
31	uint8_t		wr_rate;
32	uint16_t	wr_chan_freq;
33	uint16_t	wr_chan_flags;
34	int8_t		wr_antsignal;
35	int8_t		wr_antnoise;
36	uint8_t		wr_antenna;
37} __packed __aligned(8);
38
39#define RAL_RX_RADIOTAP_PRESENT						\
40	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
41	 (1 << IEEE80211_RADIOTAP_RATE) |				\
42	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
43	 (1 << IEEE80211_RADIOTAP_ANTENNA) |				\
44	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |			\
45	 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
46
47struct ural_tx_radiotap_header {
48	struct ieee80211_radiotap_header wt_ihdr;
49	uint8_t		wt_flags;
50	uint8_t		wt_rate;
51	uint16_t	wt_chan_freq;
52	uint16_t	wt_chan_flags;
53	uint8_t		wt_antenna;
54} __packed;
55
56#define RAL_TX_RADIOTAP_PRESENT						\
57	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
58	 (1 << IEEE80211_RADIOTAP_RATE) |				\
59	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
60	 (1 << IEEE80211_RADIOTAP_ANTENNA))
61
62struct ural_softc;
63
64struct ural_tx_data {
65	STAILQ_ENTRY(ural_tx_data)	next;
66	struct ural_softc		*sc;
67	struct ural_tx_desc		desc;
68	struct mbuf			*m;
69	struct ieee80211_node		*ni;
70	int				rate;
71};
72typedef STAILQ_HEAD(, ural_tx_data) ural_txdhead;
73
74struct ural_vap {
75	struct ieee80211vap		vap;
76
77	struct usb_callout		ratectl_ch;
78	struct task			ratectl_task;
79
80	int				(*newstate)(struct ieee80211vap *,
81					    enum ieee80211_state, int);
82};
83#define	URAL_VAP(vap)	((struct ural_vap *)(vap))
84
85enum {
86	URAL_BULK_WR,
87	URAL_BULK_RD,
88	URAL_N_TRANSFER = 2,
89};
90
91struct ural_softc {
92	struct ieee80211com		sc_ic;
93	struct mbufq			sc_snd;
94	device_t			sc_dev;
95	struct usb_device		*sc_udev;
96
97	uint32_t			asic_rev;
98	uint8_t				rf_rev;
99
100	struct usb_xfer			*sc_xfer[URAL_N_TRANSFER];
101
102	struct ural_tx_data		tx_data[RAL_TX_LIST_COUNT];
103	ural_txdhead			tx_q;
104	ural_txdhead			tx_free;
105	int				tx_nfree;
106	struct ural_rx_desc		sc_rx_desc;
107
108	struct mtx			sc_mtx;
109
110	uint16_t			sta[11];
111	uint32_t			rf_regs[4];
112	uint8_t				txpow[14];
113	u_int				sc_detached:1,
114					sc_running:1;
115
116	uint8_t				sc_bssid[IEEE80211_ADDR_LEN];
117
118	struct {
119		uint8_t			val;
120		uint8_t			reg;
121	} __packed			bbp_prom[16];
122
123	int				led_mode;
124	int				hw_radio;
125	int				rx_ant;
126	int				tx_ant;
127	int				nb_ant;
128
129	struct ural_rx_radiotap_header	sc_rxtap;
130	struct ural_tx_radiotap_header	sc_txtap;
131};
132
133#define RAL_LOCK(sc)		mtx_lock(&(sc)->sc_mtx)
134#define RAL_UNLOCK(sc)		mtx_unlock(&(sc)->sc_mtx)
135#define RAL_LOCK_ASSERT(sc, t)	mtx_assert(&(sc)->sc_mtx, t)
136