xref: /dragonfly/sys/dev/netif/iwn/if_iwnvar.h (revision cfd1aba3)
1 /*	$FreeBSD: head/sys/dev/iwn/if_iwnvar.h 258035 2013-11-12 05:58:23Z adrian $	*/
2 /*	$OpenBSD: if_iwnvar.h,v 1.18 2010/04/30 16:06:46 damien Exp $	*/
3 
4 /*-
5  * Copyright (c) 2013 Cedric GROSS <cg@cgross.info>
6  * Copyright (c) 2011 Intel Corporation
7  * Copyright (c) 2007, 2008
8  *	Damien Bergamini <damien.bergamini@free.fr>
9  * Copyright (c) 2008 Sam Leffler, Errno Consulting
10  *
11  * Permission to use, copy, modify, and distribute this software for any
12  * purpose with or without fee is hereby granted, provided that the above
13  * copyright notice and this permission notice appear in all copies.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
16  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
17  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
18  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
19  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
20  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
21  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22  */
23 
24 #include <netproto/802_11/ieee80211_amrr.h>
25 
26 enum iwn_rxon_ctx_id {
27 		IWN_RXON_BSS_CTX,
28 		IWN_RXON_PAN_CTX,
29 		IWN_NUM_RXON_CTX
30 };
31 
32 struct iwn_pan_slot {
33 	uint16_t	time;
34 	uint8_t		type;
35 	uint8_t		reserved;
36 } __packed;
37 
38 struct iwn_pan_params_cmd {
39 	uint16_t flags;
40 #define	IWN_PAN_PARAMS_FLG_SLOTTED_MODE	(1 << 3)
41 
42 	uint8_t reserved;
43 	uint8_t num_slots;
44 	struct iwn_pan_slot slots[10];
45 } __packed;
46 
47 struct iwn_led_mode
48 {
49 	uint8_t		led_cur_mode;
50 	uint64_t	led_cur_bt;
51 	uint64_t	led_last_bt;
52 	uint64_t	led_cur_tpt;
53 	uint64_t	led_last_tpt;
54 	uint64_t	led_bt_diff;
55 	int		led_cur_time;
56 	int		led_last_time;
57 };
58 
59 struct iwn_rx_radiotap_header {
60 	struct ieee80211_radiotap_header wr_ihdr;
61 	uint64_t	wr_tsft;
62 	uint8_t		wr_flags;
63 	uint8_t		wr_rate;
64 	uint16_t	wr_chan_freq;
65 	uint16_t	wr_chan_flags;
66 	int8_t		wr_dbm_antsignal;
67 	int8_t		wr_dbm_antnoise;
68 } __packed;
69 
70 #define IWN_RX_RADIOTAP_PRESENT						\
71 	((1 << IEEE80211_RADIOTAP_TSFT) |				\
72 	 (1 << IEEE80211_RADIOTAP_FLAGS) |				\
73 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
74 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
75 	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |			\
76 	 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
77 
78 struct iwn_tx_radiotap_header {
79 	struct ieee80211_radiotap_header wt_ihdr;
80 	uint8_t		wt_flags;
81 	uint8_t		wt_rate;
82 	uint16_t	wt_chan_freq;
83 	uint16_t	wt_chan_flags;
84 } __packed;
85 
86 #define IWN_TX_RADIOTAP_PRESENT						\
87 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
88 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
89 	 (1 << IEEE80211_RADIOTAP_CHANNEL))
90 
91 struct iwn_dma_info {
92 	bus_dma_tag_t		tag;
93 	bus_dmamap_t		map;
94 	bus_dma_segment_t	seg;
95 	bus_addr_t		paddr;
96 	caddr_t			vaddr;
97 	bus_size_t		size;
98 };
99 
100 struct iwn_tx_data {
101 	bus_dmamap_t		map;
102 	bus_addr_t		cmd_paddr;
103 	bus_addr_t		scratch_paddr;
104 	struct mbuf		*m;
105 	struct ieee80211_node	*ni;
106 };
107 
108 struct iwn_tx_ring {
109 	struct iwn_dma_info	desc_dma;
110 	struct iwn_dma_info	cmd_dma;
111 	struct iwn_tx_desc	*desc;
112 	struct iwn_tx_cmd	*cmd;
113 	struct iwn_tx_data	data[IWN_TX_RING_COUNT];
114 	bus_dma_tag_t		data_dmat;
115 	int			qid;
116 	int			queued;
117 	int			cur;
118 	int			read;
119 };
120 
121 struct iwn_amrr {
122 	struct			ieee80211_node ni;      /* must be the first */
123 	int			txcnt;
124 	int			retrycnt;
125 	int			success;
126 	int			success_threshold;
127 	int			recovery;
128 };
129 
130 struct iwn_softc;
131 
132 struct iwn_rx_data {
133 	struct mbuf	*m;
134 	bus_dmamap_t	map;
135 };
136 
137 struct iwn_rx_ring {
138 	struct iwn_dma_info	desc_dma;
139 	struct iwn_dma_info	stat_dma;
140 	uint32_t		*desc;
141 	struct iwn_rx_status	*stat;
142 	struct iwn_rx_data	data[IWN_RX_RING_COUNT];
143 	bus_dma_tag_t		data_dmat;
144 	int			cur;
145 };
146 
147 struct iwn_node {
148 	struct	ieee80211_node		ni;	/* must be the first */
149 	uint16_t			disable_tid;
150 	uint8_t				id;
151 	struct {
152 		uint64_t		bitmap;
153 		int			startidx;
154 		int			nframes;
155 	} agg[IEEE80211_TID_SIZE];
156 	struct  ieee80211_amrr_node     amn;
157 };
158 
159 struct iwn_calib_state {
160 	uint8_t		state;
161 #define IWN_CALIB_STATE_INIT	0
162 #define IWN_CALIB_STATE_ASSOC	1
163 #define IWN_CALIB_STATE_RUN	2
164 
165 	u_int		nbeacons;
166 	uint32_t	noise[3];
167 	uint32_t	rssi[3];
168 	uint32_t	ofdm_x1;
169 	uint32_t	ofdm_mrc_x1;
170 	uint32_t	ofdm_x4;
171 	uint32_t	ofdm_mrc_x4;
172 	uint32_t	cck_x4;
173 	uint32_t	cck_mrc_x4;
174 	uint32_t	bad_plcp_ofdm;
175 	uint32_t	fa_ofdm;
176 	uint32_t	bad_plcp_cck;
177 	uint32_t	fa_cck;
178 	uint32_t	low_fa;
179 	uint8_t		cck_state;
180 #define IWN_CCK_STATE_INIT	0
181 #define IWN_CCK_STATE_LOFA	1
182 #define IWN_CCK_STATE_HIFA	2
183 
184 	uint8_t		noise_samples[20];
185 	u_int		cur_noise_sample;
186 	uint8_t		noise_ref;
187 	uint32_t	energy_samples[10];
188 	u_int		cur_energy_sample;
189 	uint32_t	energy_cck;
190 };
191 
192 struct iwn_calib_info {
193 	uint8_t		*buf;
194 	u_int		len;
195 };
196 
197 struct iwn_fw_part {
198 	const uint8_t	*text;
199 	uint32_t	textsz;
200 	const uint8_t	*data;
201 	uint32_t	datasz;
202 };
203 
204 struct iwn_fw_info {
205 	const uint8_t		*data;
206 	size_t			size;
207 	struct iwn_fw_part	init;
208 	struct iwn_fw_part	main;
209 	struct iwn_fw_part	boot;
210 };
211 
212 struct iwn_ops {
213 	int		(*load_firmware)(struct iwn_softc *);
214 	void		(*read_eeprom)(struct iwn_softc *);
215 	int		(*post_alive)(struct iwn_softc *);
216 	int		(*nic_config)(struct iwn_softc *);
217 	void		(*update_sched)(struct iwn_softc *, int, int, uint8_t,
218 			    uint16_t);
219 	int		(*get_temperature)(struct iwn_softc *);
220 	int		(*get_rssi)(struct iwn_softc *, struct iwn_rx_stat *);
221 	int		(*set_txpower)(struct iwn_softc *,
222 			    struct ieee80211_channel *, int);
223 	int		(*init_gains)(struct iwn_softc *);
224 	int		(*set_gains)(struct iwn_softc *);
225 	int		(*add_node)(struct iwn_softc *, struct iwn_node_info *,
226 			    int);
227 	void		(*tx_done)(struct iwn_softc *, struct iwn_rx_desc *,
228 			    struct iwn_rx_data *);
229 	void		(*ampdu_tx_start)(struct iwn_softc *,
230 			    struct ieee80211_node *, int, uint8_t, uint16_t);
231 	void		(*ampdu_tx_stop)(struct iwn_softc *, int, uint8_t,
232 			    uint16_t);
233 };
234 
235 struct iwn_vap {
236 	struct ieee80211vap	iv_vap;
237 	uint8_t			iv_ridx;
238 
239 	int			(*iv_newstate)(struct ieee80211vap *,
240 				    enum ieee80211_state, int);
241 	struct  ieee80211_amrr_node     iv_amrr;
242 	int			ctx;
243 	int			beacon_int;
244 	uint8_t		macaddr[IEEE80211_ADDR_LEN];
245 
246 };
247 #define	IWN_VAP(_vap)	((struct iwn_vap *)(_vap))
248 
249 struct iwn_softc {
250 	struct arpcom		arpcom;
251 	device_t		sc_dev;
252 
253 	struct ifnet		*sc_ifp;
254 	int			sc_debug;
255 
256 	struct mtx		sc_mtx;
257 
258 	u_int			sc_flags;
259 #define IWN_FLAG_HAS_OTPROM	(1 << 1)
260 #define IWN_FLAG_CALIB_DONE	(1 << 2)
261 #define IWN_FLAG_USE_ICT	(1 << 3)
262 #define IWN_FLAG_INTERNAL_PA	(1 << 4)
263 #define IWN_FLAG_HAS_11N	(1 << 6)
264 #define IWN_FLAG_ENH_SENS	(1 << 7)
265 #define IWN_FLAG_ADV_BTCOEX	(1 << 8)
266 #define IWN_FLAG_PAN_SUPPORT	(1 << 9)
267 #define IWN_FLAG_BTCOEX		(1 << 10)
268 
269 	uint8_t 		hw_type;
270 	/* subdevice_id used to adjust configuration */
271 	uint16_t		subdevice_id;
272 
273 	struct iwn_ops		ops;
274 	const char		*fwname;
275 	const struct iwn_sensitivity_limits
276 				*limits;
277 	int			ntxqs;
278 	int			firstaggqueue;
279 	int			ndmachnls;
280 	uint8_t			broadcast_id;
281 	int			rxonsz;
282 	int			schedsz;
283 	uint32_t		fw_text_maxsz;
284 	uint32_t		fw_data_maxsz;
285 	uint32_t		fwsz;
286 	bus_size_t		sched_txfact_addr;
287 	uint32_t		reset_noise_gain;
288 	uint32_t		noise_gain;
289 
290 	/* TX scheduler rings. */
291 	struct iwn_dma_info	sched_dma;
292 	uint16_t		*sched;
293 	uint32_t		sched_base;
294 
295 	/* "Keep Warm" page. */
296 	struct iwn_dma_info	kw_dma;
297 
298 	/* Firmware image. */
299 	const struct firmware	*fw_fp;
300 
301 	/* Firmware DMA transfer. */
302 	struct iwn_dma_info	fw_dma;
303 
304 	/* ICT table. */
305 	struct iwn_dma_info	ict_dma;
306 	uint32_t		*ict;
307 	int			ict_cur;
308 
309 	/* TX/RX rings. */
310 	struct iwn_tx_ring	txq[IWN5000_NTXQUEUES];
311 	struct iwn_rx_ring	rxq;
312 
313 	int			mem_rid;
314 	struct resource		*mem;
315 	bus_space_tag_t		sc_st;
316 	bus_space_handle_t	sc_sh;
317 	int			irq_rid;
318 	struct resource		*irq;
319 	bus_dma_tag_t		sc_dmat;
320 	void 			*sc_ih;
321 	bus_size_t		sc_sz;
322 	int			sc_cap_off;	/* PCIe Capabilities. */
323 
324 	/* Tasks used by the driver */
325 	struct task		sc_reinit_task;
326 	struct task		sc_radioon_task;
327 	struct task		sc_radiooff_task;
328 
329 	struct callout		calib_to;
330 	int			calib_cnt;
331 	struct iwn_calib_state	calib;
332 	struct callout		watchdog_to;
333 	struct callout		ct_kill_exit_to;
334 	struct iwn_fw_info	fw;
335 	struct iwn_calib_info	calibcmd[IWN5000_PHY_CALIB_MAX_RESULT];
336 	uint32_t		errptr;
337 
338 	struct iwn_rx_stat	last_rx_stat;
339 	int			last_rx_valid;
340 	struct iwn_ucode_info	ucode_info;
341 	struct iwn_rxon		rx_on[IWN_NUM_RXON_CTX];
342 	struct iwn_rxon		*rxon;
343 	int			ctx;
344 	struct ieee80211vap	*ivap[IWN_NUM_RXON_CTX];
345 
346 	uint8_t			uc_scan_progress;
347 	uint32_t		rawtemp;
348 	int			temp;
349 	int			noise;
350 	uint32_t		qfullmsk;
351 
352 	uint32_t		prom_base;
353 	struct iwn4965_eeprom_band
354 				bands[IWN_NBANDS];
355 	struct iwn_eeprom_chan	eeprom_channels[IWN_NBANDS][IWN_MAX_CHAN_PER_BAND];
356 	uint16_t		rfcfg;
357 	uint8_t			calib_ver;
358 	char			eeprom_domain[4];
359 	uint32_t		eeprom_crystal;
360 	int16_t			eeprom_temp;
361 	int16_t			eeprom_temp_high;
362 	int16_t			eeprom_voltage;
363 	int8_t			maxpwr2GHz;
364 	int8_t			maxpwr5GHz;
365 	int8_t			maxpwr[IEEE80211_CHAN_MAX];
366 
367 	uint32_t		tlv_feature_flags;
368 
369 	int32_t			temp_off;
370 	uint32_t		int_mask;
371 	uint8_t			ntxchains;
372 	uint8_t			nrxchains;
373 	uint8_t			txchainmask;
374 	uint8_t			rxchainmask;
375 	uint8_t			chainmask;
376 
377 	int			sc_tx_timer;
378 	int			sc_scan_timer;
379 
380 	/* Are we doing a scan? */
381 	int			sc_is_scanning;
382 
383 	struct ieee80211_tx_ampdu *qid2tap[IWN5000_NTXQUEUES];
384 
385 	int			(*sc_ampdu_rx_start)(struct ieee80211_node *,
386 				    struct ieee80211_rx_ampdu *, int, int, int);
387 	void			(*sc_ampdu_rx_stop)(struct ieee80211_node *,
388 				    struct ieee80211_rx_ampdu *);
389 	int			(*sc_addba_request)(struct ieee80211_node *,
390 				    struct ieee80211_tx_ampdu *, int, int, int);
391 	int			(*sc_addba_response)(struct ieee80211_node *,
392 				    struct ieee80211_tx_ampdu *, int, int, int);
393 	void			(*sc_addba_stop)(struct ieee80211_node *,
394 				    struct ieee80211_tx_ampdu *);
395 
396 	struct	iwn_led_mode sc_led;
397 
398 	struct iwn_rx_radiotap_header sc_rxtap;
399 	struct iwn_tx_radiotap_header sc_txtap;
400 
401 	/* The power save level originally configured by user */
402 	int			desired_pwrsave_level;
403 
404 	/*
405 	 * The current power save level, this may differ from the
406 	 * configured value due to thermal throttling etc.
407 	 */
408 	int			current_pwrsave_level;
409 
410 	/* For specific params */
411 	const struct iwn_base_params *base_params;
412 	struct sysctl_ctx_list  sc_sysctl_ctx;
413 	struct sysctl_oid       *sc_sysctl_tree;
414 };
415