1/*	$NetBSD: if_runvar.h,v 1.9 2020/06/06 13:53:43 gson Exp $	*/
2/*	$OpenBSD: if_runvar.h,v 1.8 2010/02/08 18:46:47 damien Exp $	*/
3
4/*-
5 * Copyright (c) 2008,2009 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 RUN_MAX_RXSZ			\
21	4096
22#if 0
23	(sizeof(uint32_t) +		\
24	 sizeof(struct rt2860_rxwi) +	\
25	 sizeof(uint16_t) +		\
26	 MCLBYTES +			\
27	 sizeof(struct rt2870_rxd))
28#endif
29/* NB: "11" is the maximum number of padding bytes needed for Tx */
30#define RUN_MAX_TXSZ			\
31	(sizeof(struct rt2870_txd) +	\
32	 sizeof(struct rt2860_txwi) +	\
33	 MCLBYTES + 11)
34
35#define RUN_TX_TIMEOUT	5000	/* ms */
36
37#define RUN_RX_RING_COUNT	1
38#define RUN_TX_RING_COUNT	8
39
40#define RT2870_WCID_MAX		64
41#define RUN_AID2WCID(aid)	((aid) & 0xff)
42
43struct run_rx_radiotap_header {
44	struct ieee80211_radiotap_header wr_ihdr;
45	uint8_t		wr_flags;
46	uint8_t		wr_rate;
47	uint16_t	wr_chan_freq;
48	uint16_t	wr_chan_flags;
49	uint8_t		wr_dbm_antsignal;
50	uint8_t		wr_antenna;
51	uint8_t		wr_antsignal;
52};
53
54#define RUN_RX_RADIOTAP_PRESENT				\
55	(1 << IEEE80211_RADIOTAP_FLAGS |		\
56	 1 << IEEE80211_RADIOTAP_RATE |			\
57	 1 << IEEE80211_RADIOTAP_CHANNEL |		\
58	 1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL |	\
59	 1 << IEEE80211_RADIOTAP_ANTENNA |		\
60	 1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL)
61
62struct run_tx_radiotap_header {
63	struct ieee80211_radiotap_header wt_ihdr;
64	uint8_t		wt_flags;
65	uint8_t		wt_rate;
66	uint16_t	wt_chan_freq;
67	uint16_t	wt_chan_flags;
68	uint8_t		wt_hwqueue;
69};
70
71#define RUN_TX_RADIOTAP_PRESENT				\
72	(1 << IEEE80211_RADIOTAP_FLAGS |		\
73	 1 << IEEE80211_RADIOTAP_RATE |			\
74	 1 << IEEE80211_RADIOTAP_CHANNEL/* |		\
75	 1 << IEEE80211_RADIOTAP_HWQUEUE*/)
76
77struct run_softc;
78
79struct run_tx_data {
80	struct run_softc	*sc;
81	struct usbd_xfer	*xfer;
82	uint8_t			*buf;
83	uint8_t			qid;
84};
85
86struct run_rx_data {
87	struct run_softc	*sc;
88	struct usbd_xfer	*xfer;
89	uint8_t			*buf;
90};
91
92struct run_tx_ring {
93	struct run_tx_data	data[RUN_TX_RING_COUNT];
94	struct usbd_pipe *	pipeh;
95	int			cur;
96	volatile unsigned	queued;
97	uint8_t			pipe_no;
98};
99
100struct run_rx_ring {
101	struct run_rx_data	data[RUN_RX_RING_COUNT];
102	struct usbd_pipe *	pipeh;
103	uint8_t			pipe_no;
104};
105
106struct run_host_cmd {
107	void	(*cb)(struct run_softc *, void *);
108	uint8_t	data[256];
109};
110
111struct run_cmd_newstate {
112	enum ieee80211_state	state;
113	int			arg;
114};
115
116struct run_cmd_key {
117	struct ieee80211_key	key;
118	uint16_t		associd;
119};
120
121#define RUN_HOST_CMD_RING_COUNT	32
122struct run_host_cmd_ring {
123	struct run_host_cmd	cmd[RUN_HOST_CMD_RING_COUNT];
124	int			cur;
125	int			next;
126	int			queued;
127};
128
129struct run_node {
130	struct ieee80211_node	ni;
131	uint8_t			ridx[IEEE80211_RATE_MAXSIZE];
132	uint8_t			ctl_ridx[IEEE80211_RATE_MAXSIZE];
133};
134
135#define	RUN_MAXEPOUT	4
136
137struct run_softc {
138	device_t			sc_dev;
139	struct ethercom			sc_ec;
140#define sc_if	sc_ec.ec_if
141	struct ieee80211com		sc_ic;
142	int				(*sc_newstate)(struct ieee80211com *,
143					    enum ieee80211_state, int);
144	int				(*sc_srom_read)(struct run_softc *,
145					    uint16_t, uint16_t *);
146
147	kmutex_t			sc_media_mtx;	/* XXX */
148
149	struct usbd_device *		sc_udev;
150	struct usbd_interface *		sc_iface;
151
152	uint16_t			mac_ver;
153	uint16_t			mac_rev;
154	uint16_t			rf_rev;
155	uint8_t				freq;
156	uint8_t				ntxchains;
157	uint8_t				nrxchains;
158	int				fixed_ridx;
159
160	uint8_t				bbp25;
161	uint8_t				bbp26;
162	uint8_t				rf24_20mhz;
163	uint8_t				rf24_40mhz;
164	uint8_t				patch_dac;
165	uint8_t				rfswitch;
166	uint8_t				ext_2ghz_lna;
167	uint8_t				ext_5ghz_lna;
168	uint8_t				calib_2ghz;
169	uint8_t				calib_5ghz;
170	uint8_t				txmixgain_2ghz;
171	uint8_t				txmixgain_5ghz;
172	int8_t				txpow1[54];
173	int8_t				txpow2[54];
174	int8_t				txpow3[54];
175	int8_t				rssi_2ghz[3];
176	int8_t				rssi_5ghz[3];
177	uint8_t				lna[4];
178
179	struct {
180		uint8_t	reg;
181		uint8_t	val;
182	}				bbp[10], rf[10];
183	uint8_t				leds;
184	uint16_t			led[3];
185	uint32_t			txpow20mhz[5];
186	uint32_t			txpow40mhz_2ghz[5];
187	uint32_t			txpow40mhz_5ghz[5];
188
189	struct usb_task			sc_task;
190
191	struct ieee80211_amrr		amrr;
192	struct ieee80211_amrr_node	amn;
193
194	callout_t			scan_to;
195	callout_t			calib_to;
196
197	struct run_rx_ring		rxq;
198	struct run_tx_ring		txq[RUN_MAXEPOUT];
199	struct run_host_cmd_ring	cmdq;
200	uint8_t				qfullmsk;
201	int				sc_tx_timer;
202	struct ieee80211_beacon_offsets	sc_bo;
203	int				sc_flags;
204#define RUN_FWLOADED		(1 << 0)
205#define RUN_DETACHING		(1 << 1)
206#define RUN_USE_BLOCK_WRITE	(1 << 2)
207
208	struct bpf_if *			sc_drvbpf;
209
210	union {
211		struct run_rx_radiotap_header th;
212		uint8_t	pad[64];
213	}				sc_rxtapu;
214#define sc_rxtap	sc_rxtapu.th
215	int				sc_rxtap_len;
216
217	union {
218		struct run_tx_radiotap_header th;
219		uint8_t	pad[64];
220	}				sc_txtapu;
221#define sc_txtap	sc_txtapu.th
222	int				sc_txtap_len;
223};
224