iwn - Port to DragonFly BSD
[dragonfly.git] / sys / dev / netif / iwn / if_iwnvar.h
CommitLineData
ffd7c74a
JT
1/* $FreeBSD$ */
2/* $OpenBSD: if_iwnvar.h,v 1.17 2010/02/17 18:23:00 damien Exp $ */
3
4/*-
5 * Copyright (c) 2007, 2008
6 * Damien Bergamini <damien.bergamini@free.fr>
7 * Copyright (c) 2008 Sam Leffler, Errno Consulting
8 *
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 */
21
3db796ac
JT
22#include <netproto/802_11/ieee80211_amrr.h>
23
ffd7c74a
JT
24struct iwn_rx_radiotap_header {
25 struct ieee80211_radiotap_header wr_ihdr;
26 uint64_t wr_tsft;
27 uint8_t wr_flags;
28 uint8_t wr_rate;
29 uint16_t wr_chan_freq;
30 uint16_t wr_chan_flags;
31 int8_t wr_dbm_antsignal;
32 int8_t wr_dbm_antnoise;
33} __packed;
34
35#define IWN_RX_RADIOTAP_PRESENT \
36 ((1 << IEEE80211_RADIOTAP_TSFT) | \
37 (1 << IEEE80211_RADIOTAP_FLAGS) | \
38 (1 << IEEE80211_RADIOTAP_RATE) | \
39 (1 << IEEE80211_RADIOTAP_CHANNEL) | \
40 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
41 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
42
43struct iwn_tx_radiotap_header {
44 struct ieee80211_radiotap_header wt_ihdr;
45 uint8_t wt_flags;
46 uint8_t wt_rate;
47 uint16_t wt_chan_freq;
48 uint16_t wt_chan_flags;
49} __packed;
50
51#define IWN_TX_RADIOTAP_PRESENT \
52 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
53 (1 << IEEE80211_RADIOTAP_RATE) | \
54 (1 << IEEE80211_RADIOTAP_CHANNEL))
55
56struct iwn_dma_info {
57 bus_dma_tag_t tag;
58 bus_dmamap_t map;
59 bus_dma_segment_t seg;
60 bus_addr_t paddr;
61 caddr_t vaddr;
62 bus_size_t size;
63};
64
65struct iwn_tx_data {
66 bus_dmamap_t map;
67 bus_addr_t cmd_paddr;
68 bus_addr_t scratch_paddr;
69 struct mbuf *m;
70 struct ieee80211_node *ni;
71};
72
73struct iwn_tx_ring {
74 struct iwn_dma_info desc_dma;
75 struct iwn_dma_info cmd_dma;
76 struct iwn_tx_desc *desc;
77 struct iwn_tx_cmd *cmd;
78 struct iwn_tx_data data[IWN_TX_RING_COUNT];
79 bus_dma_tag_t data_dmat;
80 int qid;
81 int queued;
82 int cur;
83};
84
3db796ac
JT
85struct iwn_amrr {
86 struct ieee80211_node ni; /* must be the first */
87 int txcnt;
88 int retrycnt;
89 int success;
90 int success_threshold;
91 int recovery;
92};
93
ffd7c74a
JT
94struct iwn_softc;
95
96struct iwn_rx_data {
97 struct mbuf *m;
98 bus_dmamap_t map;
99};
100
101struct iwn_rx_ring {
102 struct iwn_dma_info desc_dma;
103 struct iwn_dma_info stat_dma;
104 uint32_t *desc;
105 struct iwn_rx_status *stat;
106 struct iwn_rx_data data[IWN_RX_RING_COUNT];
107 bus_dma_tag_t data_dmat;
108 int cur;
109};
110
111struct iwn_node {
112 struct ieee80211_node ni; /* must be the first */
113 uint16_t disable_tid;
114 uint8_t id;
115 uint8_t ridx[IEEE80211_RATE_MAXSIZE];
3db796ac 116 struct ieee80211_amrr_node amn;
ffd7c74a
JT
117};
118
119struct iwn_calib_state {
120 uint8_t state;
121#define IWN_CALIB_STATE_INIT 0
122#define IWN_CALIB_STATE_ASSOC 1
123#define IWN_CALIB_STATE_RUN 2
124
125 u_int nbeacons;
126 uint32_t noise[3];
127 uint32_t rssi[3];
128 uint32_t ofdm_x1;
129 uint32_t ofdm_mrc_x1;
130 uint32_t ofdm_x4;
131 uint32_t ofdm_mrc_x4;
132 uint32_t cck_x4;
133 uint32_t cck_mrc_x4;
134 uint32_t bad_plcp_ofdm;
135 uint32_t fa_ofdm;
136 uint32_t bad_plcp_cck;
137 uint32_t fa_cck;
138 uint32_t low_fa;
139 uint8_t cck_state;
140#define IWN_CCK_STATE_INIT 0
141#define IWN_CCK_STATE_LOFA 1
142#define IWN_CCK_STATE_HIFA 2
143
144 uint8_t noise_samples[20];
145 u_int cur_noise_sample;
146 uint8_t noise_ref;
147 uint32_t energy_samples[10];
148 u_int cur_energy_sample;
149 uint32_t energy_cck;
150};
151
152struct iwn_calib_info {
153 uint8_t *buf;
154 u_int len;
155};
156
157struct iwn_fw_part {
158 const uint8_t *text;
159 uint32_t textsz;
160 const uint8_t *data;
161 uint32_t datasz;
162};
163
164struct iwn_fw_info {
165 u_char *data;
166 struct iwn_fw_part init;
167 struct iwn_fw_part main;
168 struct iwn_fw_part boot;
169};
170
171struct iwn_hal {
172 int (*load_firmware)(struct iwn_softc *);
173 void (*read_eeprom)(struct iwn_softc *);
174 int (*post_alive)(struct iwn_softc *);
175 int (*nic_config)(struct iwn_softc *);
176 void (*update_sched)(struct iwn_softc *, int, int, uint8_t,
177 uint16_t);
178 int (*get_temperature)(struct iwn_softc *);
179 int (*get_rssi)(struct iwn_softc *, struct iwn_rx_stat *);
180 int (*set_txpower)(struct iwn_softc *,
181 struct ieee80211_channel *, int);
182 int (*init_gains)(struct iwn_softc *);
183 int (*set_gains)(struct iwn_softc *);
184 int (*add_node)(struct iwn_softc *, struct iwn_node_info *,
185 int);
186 void (*tx_done)(struct iwn_softc *, struct iwn_rx_desc *,
187 struct iwn_rx_data *);
188#if 0 /* HT */
189 void (*ampdu_tx_start)(struct iwn_softc *,
190 struct ieee80211_node *, uint8_t, uint16_t);
191 void (*ampdu_tx_stop)(struct iwn_softc *, uint8_t,
192 uint16_t);
193#endif
194 int ntxqs;
195 int ndmachnls;
196 uint8_t broadcast_id;
197 int rxonsz;
198 int schedsz;
199 uint32_t fw_text_maxsz;
200 uint32_t fw_data_maxsz;
201 uint32_t fwsz;
202 bus_size_t sched_txfact_addr;
203};
204
205struct iwn_vap {
206 struct ieee80211vap iv_vap;
207 uint8_t iv_ridx;
208
209 int (*iv_newstate)(struct ieee80211vap *,
210 enum ieee80211_state, int);
3db796ac 211 struct ieee80211_amrr iv_amrr;
ffd7c74a
JT
212};
213#define IWN_VAP(_vap) ((struct iwn_vap *)(_vap))
214
215struct iwn_softc {
3db796ac 216 struct arpcom arpcom;
ffd7c74a
JT
217 struct ifnet *sc_ifp;
218 int sc_debug;
219
220 /* Locks */
221 struct mtx sc_mtx;
3db796ac 222 struct lock sc_lock;
ffd7c74a
JT
223
224 /* Bus */
225 device_t sc_dev;
226 int mem_rid;
227 int irq_rid;
228 struct resource *mem;
229 struct resource *irq;
3db796ac 230 bus_dma_tag_t sc_dmat;
ffd7c74a
JT
231
232 u_int sc_flags;
233#define IWN_FLAG_HAS_5GHZ (1 << 0)
234#define IWN_FLAG_HAS_OTPROM (1 << 1)
235#define IWN_FLAG_CALIB_DONE (1 << 2)
236#define IWN_FLAG_USE_ICT (1 << 3)
237#define IWN_FLAG_INTERNAL_PA (1 << 4)
238
239 uint8_t hw_type;
240 const struct iwn_hal *sc_hal;
241 const char *fwname;
242 const struct iwn_sensitivity_limits
243 *limits;
244
245 /* TX scheduler rings. */
246 struct iwn_dma_info sched_dma;
247 uint16_t *sched;
248 uint32_t sched_base;
249
250 /* "Keep Warm" page. */
251 struct iwn_dma_info kw_dma;
252
253 /* Firmware image. */
254 const struct firmware *fw_fp;
255
256 /* Firmware DMA transfer. */
257 struct iwn_dma_info fw_dma;
258
259 /* ICT table. */
260 struct iwn_dma_info ict_dma;
261 uint32_t *ict;
262 int ict_cur;
263
264 /* TX/RX rings. */
265 struct iwn_tx_ring txq[IWN5000_NTXQUEUES];
266 struct iwn_rx_ring rxq;
267
268 bus_space_tag_t sc_st;
269 bus_space_handle_t sc_sh;
270 void *sc_ih;
271 bus_size_t sc_sz;
272 int sc_cap_off; /* PCIe Capabilities. */
273
274 /* Tasks used by the driver */
275 struct task sc_reinit_task;
276 struct task sc_radioon_task;
277 struct task sc_radiooff_task;
278
279 int calib_cnt;
280 struct iwn_calib_state calib;
281
282 struct iwn_fw_info fw;
283 struct iwn_calib_info calibcmd[5];
284 uint32_t errptr;
285
286 struct iwn_rx_stat last_rx_stat;
287 int last_rx_valid;
288 struct iwn_ucode_info ucode_info;
289 struct iwn_rxon rxon;
290 uint32_t rawtemp;
291 int temp;
292 int noise;
293 uint32_t qfullmsk;
294
295 uint32_t prom_base;
296 struct iwn4965_eeprom_band
297 bands[IWN_NBANDS];
298 struct iwn_eeprom_chan eeprom_channels[IWN_NBANDS][IWN_MAX_CHAN_PER_BAND];
299 uint16_t rfcfg;
300 uint8_t calib_ver;
301 char eeprom_domain[4];
302 uint32_t eeprom_crystal;
303 int16_t eeprom_voltage;
304 int8_t maxpwr2GHz;
305 int8_t maxpwr5GHz;
306 int8_t maxpwr[IEEE80211_CHAN_MAX];
307 int8_t enh_maxpwr[35];
308
309 int32_t temp_off;
310 uint32_t int_mask;
311 uint8_t ntxchains;
312 uint8_t nrxchains;
313 uint8_t txchainmask;
314 uint8_t rxchainmask;
315 uint8_t chainmask;
316
317 struct callout sc_timer_to;
318 int sc_tx_timer;
319
320 struct iwn_rx_radiotap_header sc_rxtap;
321 struct iwn_tx_radiotap_header sc_txtap;
3db796ac
JT
322
323 struct sysctl_ctx_list sc_sysctl_ctx;
324 struct sysctl_oid *sc_sysctl_tree;
ffd7c74a
JT
325};
326
3db796ac
JT
327#define IWN_LOCK_INIT(_sc)
328#define IWN_LOCK(_sc) lwkt_serialize_enter((_sc)->sc_ifp->if_serializer)
329#define IWN_LOCK_ASSERT(_sc) ASSERT_SERIALIZED((_sc)->sc_ifp->if_serializer)
330#define IWN_UNLOCK(_sc) lwkt_serialize_exit((_sc)->sc_ifp->if_serializer)
331#define IWN_LOCK_DESTROY(_sc)
332
333#if 0
ffd7c74a 334#define IWN_LOCK_INIT(_sc) \
3db796ac
JT
335 lockinit(&(_sc)->sc_lock, \
336 __DECONST(char *, device_get_nameunit((_sc)->sc_dev)), \
337 0, LK_CANRECURSE)
338#define IWN_LOCK(_sc) lockmgr(&(_sc)->sc_lock, LK_EXCLUSIVE)
339#define IWN_LOCK_ASSERT(_sc) KKASSERT(lockstatus(&(sc)->sc_lock, curthred) != 0)
340#define IWN_UNLOCK(_sc) lockmgr(&(_sc)->sc_lock, LK_RELEASE)
341#define IWN_LOCK_DESTROY(_sc) lockuninit(&(_sc)->sc_lock)
342#endif