summaryrefslogtreecommitdiff
path: root/sys/dev/pci/if_iwnvar.h
blob: b399aeee3e3e3ae29ac07b8daa3e76833d03854e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
/*	$OpenBSD: if_iwnvar.h,v 1.16 2009/11/04 17:46:52 damien Exp $	*/

/*-
 * Copyright (c) 2007, 2008
 *	Damien Bergamini <damien.bergamini@free.fr>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

struct iwn_rx_radiotap_header {
	struct ieee80211_radiotap_header wr_ihdr;
	uint64_t	wr_tsft;
	uint8_t		wr_flags;
	uint8_t		wr_rate;
	uint16_t	wr_chan_freq;
	uint16_t	wr_chan_flags;
	int8_t		wr_dbm_antsignal;
	int8_t		wr_dbm_antnoise;
} __packed;

#define IWN_RX_RADIOTAP_PRESENT						\
	((1 << IEEE80211_RADIOTAP_TSFT) |				\
	 (1 << IEEE80211_RADIOTAP_FLAGS) |				\
	 (1 << IEEE80211_RADIOTAP_RATE) |				\
	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |			\
	 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))

struct iwn_tx_radiotap_header {
	struct ieee80211_radiotap_header wt_ihdr;
	uint8_t		wt_flags;
	uint8_t		wt_rate;
	uint16_t	wt_chan_freq;
	uint16_t	wt_chan_flags;
	uint8_t		wt_hwqueue;
} __packed;

#define IWN_TX_RADIOTAP_PRESENT						\
	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
	 (1 << IEEE80211_RADIOTAP_RATE) |				\
	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
	 (1 << IEEE80211_RADIOTAP_HWQUEUE))

struct iwn_dma_info {
	bus_dma_tag_t		tag;
	bus_dmamap_t		map;
	bus_dma_segment_t	seg;
	bus_addr_t		paddr;
	caddr_t			vaddr;
	bus_size_t		size;
};

struct iwn_tx_data {
	bus_dmamap_t		map;
	bus_addr_t		cmd_paddr;
	bus_addr_t		scratch_paddr;
	struct mbuf		*m;
	struct ieee80211_node	*ni;
};

struct iwn_tx_ring {
	struct iwn_dma_info	desc_dma;
	struct iwn_dma_info	cmd_dma;
	struct iwn_tx_desc	*desc;
	struct iwn_tx_cmd	*cmd;
	struct iwn_tx_data	data[IWN_TX_RING_COUNT];
	int			qid;
	int			queued;
	int			cur;
};

struct iwn_softc;

struct iwn_rx_data {
	struct mbuf	*m;
	bus_dmamap_t	map;
};

struct iwn_rx_ring {
	struct iwn_dma_info	desc_dma;
	struct iwn_dma_info	stat_dma;
	uint32_t		*desc;
	struct iwn_rx_status	*stat;
	struct iwn_rx_data	data[IWN_RX_RING_COUNT];
	int			cur;
};

struct iwn_node {
	struct	ieee80211_node		ni;	/* must be the first */
	struct	ieee80211_amrr_node	amn;
	uint16_t			disable_tid;
	uint8_t				id;
	uint8_t				ridx[IEEE80211_RATE_MAXSIZE];
};

struct iwn_calib_state {
	uint8_t		state;
#define IWN_CALIB_STATE_INIT	0
#define IWN_CALIB_STATE_ASSOC	1
#define IWN_CALIB_STATE_RUN	2

	u_int		nbeacons;
	uint32_t	noise[3];
	uint32_t	rssi[3];
	uint32_t	ofdm_x1;
	uint32_t	ofdm_mrc_x1;
	uint32_t	ofdm_x4;
	uint32_t	ofdm_mrc_x4;
	uint32_t	cck_x4;
	uint32_t	cck_mrc_x4;
	uint32_t	bad_plcp_ofdm;
	uint32_t	fa_ofdm;
	uint32_t	bad_plcp_cck;
	uint32_t	fa_cck;
	uint32_t	low_fa;
	uint8_t		cck_state;
#define IWN_CCK_STATE_INIT	0
#define IWN_CCK_STATE_LOFA	1
#define IWN_CCK_STATE_HIFA	2

	uint8_t		noise_samples[20];
	u_int		cur_noise_sample;
	uint8_t		noise_ref;
	uint32_t	energy_samples[10];
	u_int		cur_energy_sample;
	uint32_t	energy_cck;
};

struct iwn_calib_info {
	uint8_t		*buf;
	u_int		len;
};

struct iwn_fw_part {
	const uint8_t	*text;
	uint32_t	textsz;
	const uint8_t	*data;
	uint32_t	datasz;
};

struct iwn_fw_info {
	u_char			*data;
	struct iwn_fw_part	init;
	struct iwn_fw_part	main;
	struct iwn_fw_part	boot;
};

struct iwn_hal {
	int		(*load_firmware)(struct iwn_softc *);
	void		(*read_eeprom)(struct iwn_softc *);
	int		(*post_alive)(struct iwn_softc *);
	int		(*nic_config)(struct iwn_softc *);
	void		(*update_sched)(struct iwn_softc *, int, int, uint8_t,
			    uint16_t);
	int		(*get_temperature)(struct iwn_softc *);
	int		(*get_rssi)(const struct iwn_rx_stat *);
	int		(*set_txpower)(struct iwn_softc *, int);
	int		(*init_gains)(struct iwn_softc *);
	int		(*set_gains)(struct iwn_softc *);
	int		(*add_node)(struct iwn_softc *, struct iwn_node_info *,
			    int);
	void		(*tx_done)(struct iwn_softc *, struct iwn_rx_desc *,
			    struct iwn_rx_data *);
#ifndef IEEE80211_NO_HT
	void		(*ampdu_tx_start)(struct iwn_softc *,
			    struct ieee80211_node *, uint8_t, uint16_t);
	void		(*ampdu_tx_stop)(struct iwn_softc *, uint8_t,
			    uint16_t);
#endif
	int		ntxqs;
	int		ndmachnls;
	uint8_t		broadcast_id;
	int		rxonsz;
	int		schedsz;
	uint32_t	fw_text_maxsz;
	uint32_t	fw_data_maxsz;
	uint32_t	fwsz;
	bus_size_t	sched_txfact_addr;
};

struct iwn_softc {
	struct device		sc_dev;

	struct ieee80211com	sc_ic;
	int			(*sc_newstate)(struct ieee80211com *,
				    enum ieee80211_state, int);

	struct ieee80211_amrr	amrr;
	uint8_t			fixed_ridx;

	bus_dma_tag_t		sc_dmat;

	u_int			sc_flags;
#define IWN_FLAG_HAS_5GHZ	(1 << 0)
#define IWN_FLAG_HAS_OTPROM	(1 << 1)
#define IWN_FLAG_CALIB_DONE	(1 << 2)
#define IWN_FLAG_USE_ICT	(1 << 3)
#define IWN_FLAG_INTERNAL_PA	(1 << 4)

	uint8_t 		hw_type;
	const struct iwn_hal	*sc_hal;
	const char		*fwname;
	const struct iwn_sensitivity_limits
				*limits;

	/* TX scheduler rings. */
	struct iwn_dma_info	sched_dma;
	uint16_t		*sched;
	uint32_t		sched_base;

	/* "Keep Warm" page. */
	struct iwn_dma_info	kw_dma;

	/* Firmware DMA transfer. */
	struct iwn_dma_info	fw_dma;

	/* ICT table. */
	struct iwn_dma_info	ict_dma;
	uint32_t		*ict;
	int			ict_cur;

	/* TX/RX rings. */
	struct iwn_tx_ring	txq[IWN5000_NTXQUEUES];
	struct iwn_rx_ring	rxq;

	bus_space_tag_t		sc_st;
	bus_space_handle_t	sc_sh;
	void 			*sc_ih;
	pci_chipset_tag_t	sc_pct;
	pcitag_t		sc_pcitag;
	bus_size_t		sc_sz;
	int			sc_cap_off;	/* PCIe Capabilities. */

	struct ksensordev	sensordev;
	struct ksensor		sensor;
	struct timeout		calib_to;
	int			calib_cnt;
	struct iwn_calib_state	calib;

	struct iwn_fw_info	fw;
	struct iwn_calib_info	calibcmd[5];
	uint32_t		errptr;

	struct iwn_rx_stat	last_rx_stat;
	int			last_rx_valid;
	struct iwn_ucode_info	ucode_info;
	struct iwn_rxon		rxon;
	uint32_t		rawtemp;
	int			temp;
	int			noise;
	uint32_t		qfullmsk;

	uint32_t		prom_base;
	struct iwn4965_eeprom_band
				bands[IWN_NBANDS];
	uint16_t		rfcfg;
	char			eeprom_domain[4];
	uint32_t		eeprom_crystal;
	int16_t			eeprom_voltage;
	int8_t			maxpwr2GHz;
	int8_t			maxpwr5GHz;
	int8_t			maxpwr[IEEE80211_CHAN_MAX];
	int8_t			enh_maxpwr[35];

	int32_t			temp_off;
	uint32_t		int_mask;
	uint8_t			ntxchains;
	uint8_t			nrxchains;
	uint8_t			txchainmask;
	uint8_t			rxchainmask;
	uint8_t			chainmask;

	int			sc_tx_timer;
	void			*powerhook;

#if NBPFILTER > 0
	caddr_t			sc_drvbpf;

	union {
		struct iwn_rx_radiotap_header th;
		uint8_t	pad[IEEE80211_RADIOTAP_HDRLEN];
	} sc_rxtapu;
#define sc_rxtap	sc_rxtapu.th
	int			sc_rxtap_len;

	union {
		struct iwn_tx_radiotap_header th;
		uint8_t	pad[IEEE80211_RADIOTAP_HDRLEN];
	} sc_txtapu;
#define sc_txtap	sc_txtapu.th
	int			sc_txtap_len;
#endif
};