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Improved debugging message during node cleanup; Write to WCID table only if new node...
[ralink_drivers/rt2860_fbsd8.git] / rt2860.c
blobb78fbd95e0aac49d00fffbcc4b681e842b39107e
1
2 /*-
3 * Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
4 * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #include "rt2860_softc.h"
20 #include "rt2860_reg.h"
21 #include "rt2860_eeprom.h"
22 #include "rt2860_ucode.h"
23 #include "rt2860_txwi.h"
24 #include "rt2860_rxwi.h"
25 #include "rt2860_io.h"
26 #include "rt2860_read_eeprom.h"
27 #include "rt2860_led.h"
28 #include "rt2860_rf.h"
29 #include "rt2860_debug.h"
30
31 /*
32 * Defines and macros
33 */
34
35 #define PCI_VENDOR_RALINK 0x1814
36 #define PCI_PRODUCT_RALINK_RT2860_PCI 0x0601
37 #define PCI_PRODUCT_RALINK_RT2860_PCIe 0x0681
38 #define PCI_PRODUCT_RALINK_RT2760_PCI 0x0701
39 #define PCI_PRODUCT_RALINK_RT2790_PCIe 0x0781
40
41 #define RT2860_MAX_AGG_SIZE 3840
42
43 #define RT2860_TX_DATA_SEG0_SIZE \
44 (sizeof(struct rt2860_txwi) + sizeof(struct ieee80211_qosframe_addr4))
45
46 #define RT2860_NOISE_FLOOR -95
47
48 #define RT2860_AID2WCID(aid) ((aid) & 0xff)
49
50 #define RT2860_ACK_SIZE 14
51
52 #define IEEE80211_HAS_ADDR4(wh) \
53 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
54
55 #define RT2860_MS(_v, _f) (((_v) & _f) >> _f##_S)
56 #define RT2860_SM(_v, _f) (((_v) << _f##_S) & _f)
57
58 #define RT2860_TX_WATCHDOG_TIMEOUT 5
59
60 #define RT2860_WCID_RESERVED 0xff
61 #define RT2860_WCID_MCAST 0xf7
62
63 /*
64 * Data structures and types
65 */
66
67 struct rt2860_pci_ident
68 {
69 uint16_t vendor;
70 uint16_t device;
71 const char *name;
72 };
73
74 /*
75 * Static function prototypes
76 */
77
78 static int rt2860_probe(device_t dev);
79
80 static int rt2860_attach(device_t dev);
81
82 static int rt2860_detach(device_t dev);
83
84 static int rt2860_shutdown(device_t dev);
85
86 static int rt2860_suspend(device_t dev);
87
88 static int rt2860_resume(device_t dev);
89
90 static void rt2860_init_channels(struct rt2860_softc *sc);
91
92 static void rt2860_init_channels_ht40(struct rt2860_softc *sc);
93
94 static void rt2860_init_locked(void *priv);
95
96 static void rt2860_init(void *priv);
97
98 static int rt2860_init_bbp(struct rt2860_softc *sc);
99
100 static void rt2860_stop_locked(void *priv);
101
102 static void rt2860_stop(void *priv);
103
104 static void rt2860_start(struct ifnet *ifp);
105
106 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
107
108 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
109 const char name[IFNAMSIZ], int unit, int opmode, int flags,
110 const uint8_t bssid[IEEE80211_ADDR_LEN],
111 const uint8_t mac[IEEE80211_ADDR_LEN]);
112
113 static void rt2860_vap_delete(struct ieee80211vap *vap);
114
115 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd);
116
117 static int rt2860_vap_newstate(struct ieee80211vap *vap,
118 enum ieee80211_state nstate, int arg);
119
120 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap);
121
122 static void rt2860_vap_key_update_end(struct ieee80211vap *vap);
123
124 static int rt2860_vap_key_set(struct ieee80211vap *vap,
125 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN]);
126
127 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
128 const struct ieee80211_key *k);
129
130 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what);
131
132 static int rt2860_media_change(struct ifnet *ifp);
133
134 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
135 const uint8_t mac[IEEE80211_ADDR_LEN]);
136
137 static void rt2860_node_cleanup(struct ieee80211_node *ni);
138
139 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
140 struct ieee80211_mimo_info *mi);
141
142 static int rt2860_setregdomain(struct ieee80211com *ic,
143 struct ieee80211_regdomain *reg,
144 int nchans, struct ieee80211_channel chans[]);
145
146 static void rt2860_getradiocaps(struct ieee80211com *ic,
147 int maxchans, int *nchans, struct ieee80211_channel chans[]);
148
149 static void rt2860_scan_start(struct ieee80211com *ic);
150
151 static void rt2860_scan_end(struct ieee80211com *ic);
152
153 static void rt2860_set_channel(struct ieee80211com *ic);
154
155 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew);
156
157 static void rt2860_updateslot(struct ifnet *ifp);
158
159 static void rt2860_update_promisc(struct ifnet *ifp);
160
161 static void rt2860_update_mcast(struct ifnet *ifp);
162
163 static int rt2860_wme_update(struct ieee80211com *ic);
164
165 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
166 const struct ieee80211_bpf_params *params);
167
168 static int rt2860_recv_action(struct ieee80211_node *ni,
169 const struct ieee80211_frame *wh,
170 const uint8_t *frm, const uint8_t *efrm);
171
172 static int rt2860_send_action(struct ieee80211_node *ni,
173 int cat, int act, void *sa);
174
175 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni);
176
177 static void rt2860_periodic(void *arg);
178
179 static void rt2860_tx_watchdog(void *arg);
180
181 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid);
182
183 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid);
184
185 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
186 const uint8_t *bssid);
187
188 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
189 const uint8_t *addr);
190
191 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc);
192
193 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc);
194
195 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc);
196
197 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc);
198
199 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc);
200
201 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc);
202
203 static void rt2860_asic_update_txpower(struct rt2860_softc *sc);
204
205 static void rt2860_asic_update_promisc(struct rt2860_softc *sc);
206
207 static void rt2860_asic_updateprot(struct rt2860_softc *sc);
208
209 static void rt2860_asic_updateslot(struct rt2860_softc *sc);
210
211 static void rt2860_asic_wme_update(struct rt2860_softc *sc);
212
213 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
214 struct ieee80211vap *vap);
215
216 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc);
217
218 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
219 struct ieee80211vap *vap);
220
221 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi);
222
223 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
224 const struct rt2860_rxwi *rxwi);
225
226 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
227 uint8_t rssi, uint8_t rxpath);
228
229 static uint8_t rt2860_rate2mcs(uint8_t rate);
230
231 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
232 struct mbuf *m, struct ieee80211_node *ni, int qid);
233
234 static int rt2860_tx_data(struct rt2860_softc *sc,
235 struct mbuf *m, struct ieee80211_node *ni, int qid);
236
237 static int rt2860_tx_raw(struct rt2860_softc *sc,
238 struct mbuf *m, struct ieee80211_node *ni,
239 const struct ieee80211_bpf_params *params);
240
241 static void rt2860_intr(void *arg);
242
243 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc);
244
245 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc);
246
247 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc);
248
249 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc);
250
251 static void rt2860_rx_intr(struct rt2860_softc *sc);
252
253 static void rt2860_rx_delay_intr(struct rt2860_softc *sc);
254
255 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid);
256
257 static void rt2860_tx_delay_intr(struct rt2860_softc *sc);
258
259 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc);
260
261 static void rt2860_tbtt_intr(struct rt2860_softc *sc);
262
263 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc);
264
265 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc);
266
267 static void rt2860_gp_timer_intr(struct rt2860_softc *sc);
268
269 static void rt2860_rx_done_task(void *context, int pending);
270
271 static void rt2860_tx_done_task(void *context, int pending);
272
273 static void rt2860_fifo_sta_full_task(void *context, int pending);
274
275 static void rt2860_periodic_task(void *context, int pending);
276
277 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit);
278
279 static void rt2860_tx_eof(struct rt2860_softc *sc,
280 struct rt2860_softc_tx_ring *ring);
281
282 static void rt2860_update_stats(struct rt2860_softc *sc);
283
284 static void rt2860_bbp_tuning(struct rt2860_softc *sc);
285
286 static void rt2860_watchdog(struct rt2860_softc *sc);
287
288 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc);
289
290 static void rt2860_update_raw_counters(struct rt2860_softc *sc);
291
292 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask);
293
294 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask);
295
296 static int rt2860_txrx_enable(struct rt2860_softc *sc);
297
298 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
299 struct rt2860_softc_rx_ring *ring);
300
301 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
302 struct rt2860_softc_rx_ring *ring);
303
304 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
305 struct rt2860_softc_rx_ring *ring);
306
307 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
308 struct rt2860_softc_tx_ring *ring, int qid);
309
310 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
311 struct rt2860_softc_tx_ring *ring);
312
313 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
314 struct rt2860_softc_tx_ring *ring);
315
316 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
317 int nseg, int error);
318
319 static void rt2860_sysctl_attach(struct rt2860_softc *sc);
320
321 /*
322 * Static variables
323 */
324
325 static const struct rt2860_pci_ident rt2860_pci_ids[] =
326 {
327 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCI, "Ralink RT2860 PCI" },
328 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCIe, "Ralink RT2860 PCIe" },
329 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2760_PCI, "Ralink RT2760 PCI" },
330 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2790_PCIe, "Ralink RT2790 PCIe" },
331 { 0, 0, NULL }
332 };
333
334 static const struct
335 {
336 uint32_t reg;
337 uint32_t val;
338 } rt2860_def_mac[] =
339 {
340 { RT2860_REG_PBF_BCN_OFFSET0, 0xf8f0e8e0 },
341 { RT2860_REG_PBF_BCN_OFFSET1, 0x6f77d0c8 },
342 { RT2860_REG_LEGACY_BASIC_RATE, 0x0000013f },
343 { RT2860_REG_HT_BASIC_RATE, 0x00008003 },
344 { RT2860_REG_SYS_CTRL, 0x00000000 },
345 { RT2860_REG_RX_FILTER_CFG, 0x00017f97 },
346 { RT2860_REG_BKOFF_SLOT_CFG, 0x00000209 },
347 { RT2860_REG_TX_SW_CFG0, 0x00000000 },
348 { RT2860_REG_TX_SW_CFG1, 0x00080606 },
349 { RT2860_REG_TX_LINK_CFG, 0x00001020 },
350 { RT2860_REG_TX_TIMEOUT_CFG, 0x000a2090 },
351 { RT2860_REG_MAX_LEN_CFG, (1 << 12) | RT2860_MAX_AGG_SIZE },
352 { RT2860_REG_LED_CFG, 0x7f031e46 },
353 { RT2860_REG_PBF_MAX_PCNT, 0x1f3fbf9f },
354 { RT2860_REG_TX_RTY_CFG, 0x47d01f0f },
355 { RT2860_REG_AUTO_RSP_CFG, 0x00000013 },
356 { RT2860_REG_TX_CCK_PROT_CFG, 0x05740003 },
357 { RT2860_REG_TX_OFDM_PROT_CFG, 0x05740003 },
358 { RT2860_REG_TX_GF20_PROT_CFG, 0x01744004 },
359 { RT2860_REG_TX_GF40_PROT_CFG, 0x03f44084 },
360 { RT2860_REG_TX_MM20_PROT_CFG, 0x01744004 },
361 { RT2860_REG_TX_MM40_PROT_CFG, 0x03f54084 },
362 { RT2860_REG_TX_TXOP_CTRL_CFG, 0x0000583f },
363 { RT2860_REG_TX_RTS_CFG, 0x00092b20 },
364 { RT2860_REG_TX_EXP_ACK_TIME, 0x002400ca },
365 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET, 0x00000002 },
366 { RT2860_REG_XIFS_TIME_CFG, 0x33a41010 },
367 { RT2860_REG_PWR_PIN_CFG, 0x00000003 },
368 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG, 0x00002273 },
369 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG, 0x00002344 },
370 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG, 0x000034aa },
371 };
372
373 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
374
375 static const struct
376 {
377 uint8_t reg;
378 uint8_t val;
379 } rt2860_def_bbp[] =
380 {
381 { 65, 0x2c },
382 { 66, 0x38 },
383 { 69, 0x12 },
384 { 70, 0x0a },
385 { 73, 0x10 },
386 { 81, 0x37 },
387 { 82, 0x62 },
388 { 83, 0x6a },
389 { 84, 0x99 },
390 { 86, 0x00 },
391 { 91, 0x04 },
392 { 92, 0x00 },
393 { 103, 0x00 },
394 { 105, 0x05 },
395 { 106, 0x35 },
396 };
397
398 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
399
400 SYSCTL_NODE(_hw, OID_AUTO, rt2860, CTLFLAG_RD, 0, "RT2860 driver parameters");
401
402 #ifdef RT2860_DEBUG
403 static int rt2860_debug = 0;
404 SYSCTL_INT(_hw_rt2860, OID_AUTO, debug, CTLFLAG_RW, &rt2860_debug, 0, "rt2860 debug level");
405 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug);
406 #endif
407
408 /*
409 * rt2860_probe
410 */
411 static int rt2860_probe(device_t dev)
412 {
413 const struct rt2860_pci_ident *ident;
414
415 for (ident = rt2860_pci_ids; ident->name != NULL; ident++)
416 {
417 if (pci_get_vendor(dev) == ident->vendor &&
418 pci_get_device(dev) == ident->device)
419 {
420 device_set_desc(dev, ident->name);
421 return 0;
422 }
423 }
424
425 return ENXIO;
426 }
427
428 /*
429 * rt2860_attach
430 */
431 static int rt2860_attach(device_t dev)
432 {
433 struct rt2860_softc *sc;
434 struct ifnet *ifp;
435 struct ieee80211com *ic;
436 int error, ntries, i;
437
438 sc = device_get_softc(dev);
439
440 if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0)
441 {
442 printf("%s: chip is in D%d power mode, setting to D0\n",
443 device_get_nameunit(dev), pci_get_powerstate(dev));
444 pci_set_powerstate(dev, PCI_POWERSTATE_D0);
445 }
446
447 /* enable bus-mastering */
448
449 pci_enable_busmaster(dev);
450
451 sc->dev = dev;
452
453 mtx_init(&sc->lock, device_get_nameunit(dev),
454 MTX_NETWORK_LOCK, MTX_DEF | MTX_RECURSE);
455
456 sc->mem_rid = PCIR_BAR(0);
457 sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
458 &sc->mem_rid, RF_ACTIVE);
459 if (sc->mem == NULL)
460 {
461 printf("%s: could not allocate memory resource\n",
462 device_get_nameunit(dev));
463 error = ENXIO;
464 goto fail;
465 }
466
467 sc->bst = rman_get_bustag(sc->mem);
468 sc->bsh = rman_get_bushandle(sc->mem);
469
470 sc->irq_rid = 0;
471 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
472 &sc->irq_rid, RF_ACTIVE | RF_SHAREABLE);
473 if (sc->irq == NULL)
474 {
475 printf("%s: could not allocate interrupt resource\n",
476 device_get_nameunit(dev));
477 error = ENXIO;
478 goto fail;
479 }
480
481 #ifdef RT2860_DEBUG
482 sc->debug = rt2860_debug;
483
484 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
485 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
486 "debug", CTLFLAG_RW, &sc->debug, 0, "rt2860 debug level");
487 #endif
488
489 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
490 "%s: attaching\n",
491 device_get_nameunit(sc->dev));
492
493 /* wait for NIC to initialize */
494
495 for (ntries = 0; ntries < 100; ntries++)
496 {
497 sc->mac_rev = rt2860_io_mac_read(sc, RT2860_REG_MAC_CSR0);
498 if (sc->mac_rev != 0x00000000 && sc->mac_rev != 0xffffffff)
499 break;
500
501 DELAY(10);
502 }
503
504 if (ntries == 100)
505 {
506 printf("%s: timeout waiting for NIC to initialize\n",
507 device_get_nameunit(dev));
508 error = EIO;
509 goto fail;
510 }
511
512 rt2860_read_eeprom(sc);
513
514 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
515 device_get_nameunit(sc->dev), sc->mac_rev,
516 rt2860_rf_name(sc->rf_rev));
517
518 /* allocate Tx and Rx rings */
519
520 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
521 {
522 error = rt2860_alloc_tx_ring(sc, &sc->tx_ring[i], i);
523 if (error != 0)
524 {
525 printf("%s: could not allocate Tx ring #%d\n",
526 device_get_nameunit(sc->dev), i);
527 goto fail;
528 }
529 }
530
531 sc->tx_ring_mgtqid = 5;
532
533 error = rt2860_alloc_rx_ring(sc, &sc->rx_ring);
534 if (error != 0)
535 {
536 printf("%s: could not allocate Rx ring\n",
537 device_get_nameunit(sc->dev));
538 goto fail;
539 }
540
541 callout_init(&sc->periodic_ch, 0);
542 callout_init_mtx(&sc->tx_watchdog_ch, &sc->lock, 0);
543
544 ifp = sc->ifp = if_alloc(IFT_IEEE80211);
545 if (ifp == NULL)
546 {
547 printf("%s: could not if_alloc()\n",
548 device_get_nameunit(sc->dev));
549 error = ENOMEM;
550 goto fail;
551 }
552
553 ifp->if_softc = sc;
554
555 if_initname(ifp, "rt2860", device_get_unit(sc->dev));
556
557 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
558
559 ifp->if_init = rt2860_init;
560 ifp->if_ioctl = rt2860_ioctl;
561 ifp->if_start = rt2860_start;
562
563 IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
564 ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN;
565 IFQ_SET_READY(&ifp->if_snd);
566
567 ic = ifp->if_l2com;
568
569 ic->ic_ifp = ifp;
570
571 ic->ic_phytype = IEEE80211_T_HT;
572 ic->ic_opmode = IEEE80211_M_STA;
573
574 ic->ic_caps = IEEE80211_C_MONITOR |
575 IEEE80211_C_IBSS |
576 IEEE80211_C_STA |
577 IEEE80211_C_AHDEMO |
578 IEEE80211_C_HOSTAP |
579 IEEE80211_C_WDS |
580 IEEE80211_C_MBSS |
581 IEEE80211_C_BGSCAN |
582 IEEE80211_C_TXPMGT |
583 IEEE80211_C_SHPREAMBLE |
584 IEEE80211_C_SHSLOT |
585 IEEE80211_C_TXFRAG |
586 IEEE80211_C_BURST |
587 IEEE80211_C_WME |
588 IEEE80211_C_WPA;
589
590 ic->ic_cryptocaps |= IEEE80211_CRYPTO_WEP |
591 IEEE80211_CRYPTO_TKIP |
592 IEEE80211_CRYPTO_TKIPMIC |
593 IEEE80211_CRYPTO_AES_CCM;
594
595 ic->ic_htcaps = IEEE80211_HTC_HT |
596 IEEE80211_HTC_AMSDU | /* A-MSDU Tx */
597 IEEE80211_HTC_AMPDU | /* A-MPDU Tx */
598 IEEE80211_HTC_SMPS | /* MIMO power save */
599 IEEE80211_HTCAP_MAXAMSDU_3839 | /* max. A-MSDU Rx length */
600 IEEE80211_HTCAP_CHWIDTH40 | /* HT 40MHz channel width */
601 IEEE80211_HTCAP_GREENFIELD | /* HT greenfield */
602 IEEE80211_HTCAP_SHORTGI20 | /* HT 20MHz short GI */
603 IEEE80211_HTCAP_SHORTGI40 | /* HT 40MHz short GI */
604 IEEE80211_HTCAP_SMPS_OFF; /* MIMO power save disabled */
605
606 /* spatial streams */
607
608 if (sc->nrxpath == 2)
609 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_2STREAM;
610 else if (sc->nrxpath == 3)
611 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_3STREAM;
612 else
613 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_1STREAM;
614
615 if (sc->ntxpath > 1)
616 ic->ic_htcaps |= IEEE80211_HTCAP_TXSTBC;
617
618 /* delayed BA */
619
620 if (sc->mac_rev != 0x28600100)
621 ic->ic_htcaps |= IEEE80211_HTCAP_DELBA;
622
623 /* init channels */
624
625 ic->ic_nchans = 0;
626
627 rt2860_init_channels(sc);
628
629 rt2860_init_channels_ht40(sc);
630
631 ieee80211_ifattach(ic, sc->mac_addr);
632
633 ic->ic_vap_create = rt2860_vap_create;
634 ic->ic_vap_delete = rt2860_vap_delete;
635
636 ic->ic_node_alloc = rt2860_node_alloc;
637
638 sc->node_cleanup = ic->ic_node_cleanup;
639 ic->ic_node_cleanup = rt2860_node_cleanup;
640
641 ic->ic_node_getmimoinfo = rt2860_node_getmimoinfo;
642 ic->ic_setregdomain = rt2860_setregdomain;
643 ic->ic_getradiocaps = rt2860_getradiocaps;
644 ic->ic_scan_start = rt2860_scan_start;
645 ic->ic_scan_end = rt2860_scan_end;
646 ic->ic_set_channel = rt2860_set_channel;
647 ic->ic_newassoc = rt2860_newassoc;
648 ic->ic_updateslot = rt2860_updateslot;
649 ic->ic_update_promisc = rt2860_update_promisc;
650 ic->ic_update_mcast = rt2860_update_mcast;
651 ic->ic_wme.wme_update = rt2860_wme_update;
652 ic->ic_raw_xmit = rt2860_raw_xmit;
653
654 sc->recv_action = ic->ic_recv_action;
655 ic->ic_recv_action = rt2860_recv_action;
656
657 sc->send_action = ic->ic_send_action;
658 ic->ic_send_action = rt2860_send_action;
659
660 /* hardware requires padding between 802.11 frame header and body */
661
662 ic->ic_flags |= IEEE80211_F_DATAPAD | IEEE80211_F_DOTH;
663
664 ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
665
666 ieee80211_radiotap_attach(ic,
667 &sc->txtap.ihdr, sizeof(sc->txtap),
668 RT2860_SOFTC_TX_RADIOTAP_PRESENT,
669 &sc->rxtap.ihdr, sizeof(sc->rxtap),
670 RT2860_SOFTC_RX_RADIOTAP_PRESENT);
671
672 /* init task queue */
673
674 TASK_INIT(&sc->rx_done_task, 0, rt2860_rx_done_task, sc);
675 TASK_INIT(&sc->tx_done_task, 0, rt2860_tx_done_task, sc);
676 TASK_INIT(&sc->fifo_sta_full_task, 0, rt2860_fifo_sta_full_task, sc);
677 TASK_INIT(&sc->periodic_task, 0, rt2860_periodic_task, sc);
678
679 sc->rx_process_limit = 100;
680
681 sc->taskqueue = taskqueue_create("rt2860_taskq", M_NOWAIT,
682 taskqueue_thread_enqueue, &sc->taskqueue);
683
684 taskqueue_start_threads(&sc->taskqueue, 1, PI_NET, "%s taskq",
685 device_get_nameunit(sc->dev));
686
687 rt2860_sysctl_attach(sc);
688
689 if (bootverbose)
690 ieee80211_announce(ic);
691
692 /* set up interrupt */
693
694 error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
695 NULL, rt2860_intr, sc, &sc->irqh);
696 if (error != 0)
697 {
698 printf("%s: could not set up interrupt\n",
699 device_get_nameunit(dev));
700 goto fail;
701 }
702
703 return 0;
704
705 fail:
706
707 /* free Tx and Rx rings */
708
709 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
710 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
711
712 rt2860_free_rx_ring(sc, &sc->rx_ring);
713
714 mtx_destroy(&sc->lock);
715
716 if (sc->mem != NULL)
717 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
718
719 if (sc->irq != NULL)
720 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
721
722 return error;
723 }
724
725 /*
726 * rt2860_detach
727 */
728 static int rt2860_detach(device_t dev)
729 {
730 struct rt2860_softc *sc;
731 struct ifnet *ifp;
732 struct ieee80211com *ic;
733 int i;
734
735 sc = device_get_softc(dev);
736 ifp = sc->ifp;
737 ic = ifp->if_l2com;
738
739 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
740 "%s: detaching\n",
741 device_get_nameunit(sc->dev));
742
743 RT2860_SOFTC_LOCK(sc);
744
745 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
746
747 callout_stop(&sc->periodic_ch);
748 callout_stop(&sc->tx_watchdog_ch);
749
750 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
751 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
752 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
753 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
754
755 /* free Tx and Rx rings */
756
757 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
758 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
759
760 rt2860_free_rx_ring(sc, &sc->rx_ring);
761
762 RT2860_SOFTC_UNLOCK(sc);
763
764 ieee80211_ifdetach(ic);
765
766 if_free(ifp);
767
768 taskqueue_free(sc->taskqueue);
769
770 mtx_destroy(&sc->lock);
771
772 bus_generic_detach(dev);
773
774 bus_teardown_intr(dev, sc->irq, sc->irqh);
775
776 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
777
778 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
779
780 return 0;
781 }
782
783 /*
784 * rt2860_shutdown
785 */
786 static int rt2860_shutdown(device_t dev)
787 {
788 struct rt2860_softc *sc;
789
790 sc = device_get_softc(dev);
791
792 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
793 "%s: shutting down\n",
794 device_get_nameunit(sc->dev));
795
796 rt2860_stop(sc);
797
798 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
799
800 return 0;
801 }
802
803 /*
804 * rt2860_suspend
805 */
806 static int rt2860_suspend(device_t dev)
807 {
808 struct rt2860_softc *sc;
809
810 sc = device_get_softc(dev);
811
812 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
813 "%s: suspending\n",
814 device_get_nameunit(sc->dev));
815
816 rt2860_stop(sc);
817
818 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
819
820 return 0;
821 }
822
823 /*
824 * rt2860_resume
825 */
826 static int rt2860_resume(device_t dev)
827 {
828 struct rt2860_softc *sc;
829 struct ifnet *ifp;
830
831 sc = device_get_softc(dev);
832 ifp = sc->ifp;
833
834 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
835 "%s: resuming\n",
836 device_get_nameunit(sc->dev));
837
838 if (ifp->if_flags & IFF_UP)
839 rt2860_init(sc);
840
841 return 0;
842 }
843
844 /*
845 * rt2860_init_channels
846 */
847 static void rt2860_init_channels(struct rt2860_softc *sc)
848 {
849 struct ifnet *ifp;
850 struct ieee80211com *ic;
851 struct ieee80211_channel *c;
852 int i, flags;
853
854 ifp = sc->ifp;
855 ic = ifp->if_l2com;
856
857 /* set supported channels for 2GHz band */
858
859 for (i = 1; i <= 14; i++)
860 {
861 c = &ic->ic_channels[ic->ic_nchans++];
862 flags = IEEE80211_CHAN_B;
863
864 c->ic_freq = ieee80211_ieee2mhz(i, flags);
865 c->ic_ieee = i;
866 c->ic_flags = flags;
867
868 c = &ic->ic_channels[ic->ic_nchans++];
869 flags = IEEE80211_CHAN_B | IEEE80211_CHAN_HT20;
870
871 c->ic_freq = ieee80211_ieee2mhz(i, flags);
872 c->ic_ieee = i;
873 c->ic_flags = flags;
874
875 c = &ic->ic_channels[ic->ic_nchans++];
876 flags = IEEE80211_CHAN_G;
877
878 c->ic_freq = ieee80211_ieee2mhz(i, flags);
879 c->ic_ieee = i;
880 c->ic_flags = flags;
881
882 c = &ic->ic_channels[ic->ic_nchans++];
883 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT20;
884
885 c->ic_freq = ieee80211_ieee2mhz(i, flags);
886 c->ic_ieee = i;
887 c->ic_flags = flags;
888 }
889
890 /* set supported channels for 5GHz band */
891
892 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
893 sc->rf_rev == RT2860_EEPROM_RF_2750)
894 {
895 for (i = 36; i <= 64; i += 4)
896 {
897 c = &ic->ic_channels[ic->ic_nchans++];
898 flags = IEEE80211_CHAN_A;
899
900 c->ic_freq = ieee80211_ieee2mhz(i, flags);
901 c->ic_ieee = i;
902 c->ic_flags = flags;
903
904 c = &ic->ic_channels[ic->ic_nchans++];
905 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
906
907 c->ic_freq = ieee80211_ieee2mhz(i, flags);
908 c->ic_ieee = i;
909 c->ic_flags = flags;
910 }
911
912 for (i = 100; i <= 140; i += 4)
913 {
914 c = &ic->ic_channels[ic->ic_nchans++];
915 flags = IEEE80211_CHAN_A;
916
917 c->ic_freq = ieee80211_ieee2mhz(i, flags);
918 c->ic_ieee = i;
919 c->ic_flags = flags;
920
921 c = &ic->ic_channels[ic->ic_nchans++];
922 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
923
924 c->ic_freq = ieee80211_ieee2mhz(i, flags);
925 c->ic_ieee = i;
926 c->ic_flags = flags;
927 }
928
929 for (i = 149; i <= 165; i += 4)
930 {
931 c = &ic->ic_channels[ic->ic_nchans++];
932 flags = IEEE80211_CHAN_A;
933
934 c->ic_freq = ieee80211_ieee2mhz(i, flags);
935 c->ic_ieee = i;
936 c->ic_flags = flags;
937
938 c = &ic->ic_channels[ic->ic_nchans++];
939 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
940
941 c->ic_freq = ieee80211_ieee2mhz(i, flags);
942 c->ic_ieee = i;
943 c->ic_flags = flags;
944 }
945 }
946 }
947
948 /*
949 * rt2860_init_channels_ht40
950 */
951 static void rt2860_init_channels_ht40(struct rt2860_softc *sc)
952 {
953 struct ifnet *ifp;
954 struct ieee80211com *ic;
955 struct ieee80211_channel *c, *cent, *ext;
956 int i, flags;
957
958 ifp = sc->ifp;
959 ic = ifp->if_l2com;
960
961 /* set supported channels for 2GHz band */
962
963 for (i = 1; i <= 14; i++)
964 {
965 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40;
966
967 /* find the center channel */
968
969 cent = ieee80211_find_channel_byieee(ic, i,
970 flags & ~IEEE80211_CHAN_HT);
971 if (cent == NULL)
972 {
973 printf("%s: skip channel %d, could not find center channel\n",
974 device_get_nameunit(sc->dev), i);
975 continue;
976 }
977
978 /* find the extension channel */
979
980 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
981 flags & ~IEEE80211_CHAN_HT);
982 if (ext == NULL)
983 {
984 printf("%s: skip channel %d, could not find extension channel\n",
985 device_get_nameunit(sc->dev), i);
986 continue;
987 }
988
989 c = &ic->ic_channels[ic->ic_nchans++];
990
991 *c = *cent;
992 c->ic_extieee = ext->ic_ieee;
993 c->ic_flags &= ~IEEE80211_CHAN_HT;
994 c->ic_flags |= IEEE80211_CHAN_HT40U;
995
996 c = &ic->ic_channels[ic->ic_nchans++];
997
998 *c = *ext;
999 c->ic_extieee = cent->ic_ieee;
1000 c->ic_flags &= ~IEEE80211_CHAN_HT;
1001 c->ic_flags |= IEEE80211_CHAN_HT40D;
1002 }
1003
1004 /* set supported channels for 5GHz band */
1005
1006 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
1007 sc->rf_rev == RT2860_EEPROM_RF_2750)
1008 {
1009 for (i = 36; i <= 64; i += 4)
1010 {
1011 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1012
1013 /* find the center channel */
1014
1015 cent = ieee80211_find_channel_byieee(ic, i,
1016 flags & ~IEEE80211_CHAN_HT);
1017 if (cent == NULL)
1018 {
1019 printf("%s: skip channel %d, could not find center channel\n",
1020 device_get_nameunit(sc->dev), i);
1021 continue;
1022 }
1023
1024 /* find the extension channel */
1025
1026 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1027 flags & ~IEEE80211_CHAN_HT);
1028 if (ext == NULL)
1029 {
1030 printf("%s: skip channel %d, could not find extension channel\n",
1031 device_get_nameunit(sc->dev), i);
1032 continue;
1033 }
1034
1035 c = &ic->ic_channels[ic->ic_nchans++];
1036
1037 *c = *cent;
1038 c->ic_extieee = ext->ic_ieee;
1039 c->ic_flags &= ~IEEE80211_CHAN_HT;
1040 c->ic_flags |= IEEE80211_CHAN_HT40U;
1041
1042 c = &ic->ic_channels[ic->ic_nchans++];
1043
1044 *c = *ext;
1045 c->ic_extieee = cent->ic_ieee;
1046 c->ic_flags &= ~IEEE80211_CHAN_HT;
1047 c->ic_flags |= IEEE80211_CHAN_HT40D;
1048 }
1049
1050 for (i = 100; i <= 140; i += 4)
1051 {
1052 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1053
1054 /* find the center channel */
1055
1056 cent = ieee80211_find_channel_byieee(ic, i,
1057 flags & ~IEEE80211_CHAN_HT);
1058 if (cent == NULL)
1059 {
1060 printf("%s: skip channel %d, could not find center channel\n",
1061 device_get_nameunit(sc->dev), i);
1062 continue;
1063 }
1064
1065 /* find the extension channel */
1066
1067 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1068 flags & ~IEEE80211_CHAN_HT);
1069 if (ext == NULL)
1070 {
1071 printf("%s: skip channel %d, could not find extension channel\n",
1072 device_get_nameunit(sc->dev), i);
1073 continue;
1074 }
1075
1076 c = &ic->ic_channels[ic->ic_nchans++];
1077
1078 *c = *cent;
1079 c->ic_extieee = ext->ic_ieee;
1080 c->ic_flags &= ~IEEE80211_CHAN_HT;
1081 c->ic_flags |= IEEE80211_CHAN_HT40U;
1082
1083 c = &ic->ic_channels[ic->ic_nchans++];
1084
1085 *c = *ext;
1086 c->ic_extieee = cent->ic_ieee;
1087 c->ic_flags &= ~IEEE80211_CHAN_HT;
1088 c->ic_flags |= IEEE80211_CHAN_HT40D;
1089 }
1090
1091 for (i = 149; i <= 165; i += 4)
1092 {
1093 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1094
1095 /* find the center channel */
1096
1097 cent = ieee80211_find_channel_byieee(ic, i,
1098 flags & ~IEEE80211_CHAN_HT);
1099 if (cent == NULL)
1100 {
1101 printf("%s: skip channel %d, could not find center channel\n",
1102 device_get_nameunit(sc->dev), i);
1103 continue;
1104 }
1105
1106 /* find the extension channel */
1107
1108 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1109 flags & ~IEEE80211_CHAN_HT);
1110 if (ext == NULL)
1111 {
1112 printf("%s: skip channel %d, could not find extension channel\n",
1113 device_get_nameunit(sc->dev), i);
1114 continue;
1115 }
1116
1117 c = &ic->ic_channels[ic->ic_nchans++];
1118
1119 *c = *cent;
1120 c->ic_extieee = ext->ic_ieee;
1121 c->ic_flags &= ~IEEE80211_CHAN_HT;
1122 c->ic_flags |= IEEE80211_CHAN_HT40U;
1123
1124 c = &ic->ic_channels[ic->ic_nchans++];
1125
1126 *c = *ext;
1127 c->ic_extieee = cent->ic_ieee;
1128 c->ic_flags &= ~IEEE80211_CHAN_HT;
1129 c->ic_flags |= IEEE80211_CHAN_HT40D;
1130 }
1131 }
1132 }
1133
1134 /*
1135 * rt2860_init_locked
1136 */
1137 static void rt2860_init_locked(void *priv)
1138 {
1139 struct rt2860_softc *sc;
1140 struct ifnet *ifp;
1141 struct ieee80211com *ic;
1142 int error, i, ntries;
1143 uint32_t tmp, stacnt[6];
1144
1145 sc = priv;
1146 ifp = sc->ifp;
1147 ic = ifp->if_l2com;
1148
1149 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1150 "%s: initializing\n",
1151 device_get_nameunit(sc->dev));
1152
1153 RT2860_SOFTC_ASSERT_LOCKED(sc);
1154
1155 if (!(sc->flags & RT2860_SOFTC_FLAGS_UCODE_LOADED))
1156 {
1157 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1158 "%s: loading 8051 microcode\n",
1159 device_get_nameunit(sc->dev));
1160
1161 error = rt2860_io_mcu_load_ucode(sc, rt2860_ucode, sizeof(rt2860_ucode));
1162 if (error != 0)
1163 {
1164 printf("%s: could not load 8051 microcode\n",
1165 device_get_nameunit(sc->dev));
1166 goto fail;
1167 }
1168
1169 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1170 "%s: 8051 microcode was successfully loaded\n",
1171 device_get_nameunit(sc->dev));
1172
1173 sc->flags |= RT2860_SOFTC_FLAGS_UCODE_LOADED;
1174 }
1175
1176 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x2);
1177
1178 /* disable DMA engine */
1179
1180 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1181
1182 tmp &= 0xff0;
1183 tmp |= RT2860_REG_TX_WB_DDONE;
1184
1185 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1186
1187 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, 0xffffffff);
1188
1189 /* PBF hardware reset */
1190
1191 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1192 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1193
1194 /* wait while DMA engine is busy */
1195
1196 for (ntries = 0; ntries < 100; ntries++)
1197 {
1198 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1199 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1200 break;
1201
1202 DELAY(1000);
1203 }
1204
1205 if (ntries == 100)
1206 {
1207 printf("%s: timeout waiting for DMA engine\n",
1208 device_get_nameunit(sc->dev));
1209 goto fail;
1210 }
1211
1212 tmp &= 0xff0;
1213 tmp |= RT2860_REG_TX_WB_DDONE;
1214
1215 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1216
1217 /* reset Rx and Tx rings */
1218
1219 tmp = RT2860_REG_RST_IDX_RX |
1220 RT2860_REG_RST_IDX_TX_MGMT |
1221 RT2860_REG_RST_IDX_TX_HCCA |
1222 RT2860_REG_RST_IDX_TX_AC3 |
1223 RT2860_REG_RST_IDX_TX_AC2 |
1224 RT2860_REG_RST_IDX_TX_AC1 |
1225 RT2860_REG_RST_IDX_TX_AC0;
1226
1227 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, tmp);
1228
1229 /* PBF hardware reset */
1230
1231 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1232 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1233
1234 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x3);
1235
1236 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1237 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1238 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1239
1240 /* init Tx power per rate */
1241
1242 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
1243 {
1244 if (sc->txpow_rate_20mhz[i] == 0xffffffff)
1245 continue;
1246
1247 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i),
1248 sc->txpow_rate_20mhz[i]);
1249 }
1250
1251 for (i = 0; i < RT2860_DEF_MAC_SIZE; i++)
1252 rt2860_io_mac_write(sc, rt2860_def_mac[i].reg,
1253 rt2860_def_mac[i].val);
1254
1255 /* wait while MAC is busy */
1256
1257 for (ntries = 0; ntries < 100; ntries++)
1258 {
1259 if (!(rt2860_io_mac_read(sc, RT2860_REG_STATUS_CFG) &
1260 (RT2860_REG_STATUS_TX_BUSY | RT2860_REG_STATUS_RX_BUSY)))
1261 break;
1262
1263 DELAY(1000);
1264 }
1265
1266 if (ntries == 100)
1267 {
1268 printf("%s: timeout waiting for MAC\n",
1269 device_get_nameunit(sc->dev));
1270 goto fail;
1271 }
1272
1273 /* clear Host to MCU mailbox */
1274
1275 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX_BBP_AGENT, 0);
1276 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX, 0);
1277
1278 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_BOOT,
1279 RT2860_REG_H2M_TOKEN_NO_INTR, 0);
1280
1281 DELAY(1000);
1282
1283 error = rt2860_init_bbp(sc);
1284 if (error != 0)
1285 goto fail;
1286
1287 /* set up maximum buffer sizes */
1288
1289 tmp = (1 << 12) | RT2860_MAX_AGG_SIZE;
1290
1291 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1292
1293 if (sc->mac_rev == 0x28720200)
1294 {
1295 /* set max. PSDU length from 16K to 32K bytes */
1296
1297 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1298
1299 tmp &= ~(3 << 12);
1300 tmp |= (2 << 12);
1301
1302 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1303 }
1304
1305 if (sc->mac_rev >= 0x28720200 && sc->mac_rev < 0x30700200)
1306 {
1307 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1308
1309 tmp &= 0xfff;
1310 tmp |= 0x2000;
1311
1312 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1313 }
1314
1315 /* set mac address */
1316
1317 rt2860_asic_set_macaddr(sc, IF_LLADDR(ifp));
1318
1319 /* clear statistic registers */
1320
1321 rt2860_io_mac_read_multi(sc, RT2860_REG_RX_STA_CNT0,
1322 stacnt, sizeof(stacnt));
1323
1324 /* set RTS threshold */
1325
1326 rt2860_asic_update_rtsthreshold(sc);
1327
1328 /* set Tx power */
1329
1330 rt2860_asic_update_txpower(sc);
1331
1332 /* set up protection mode */
1333
1334 sc->tx_ampdu_sessions = 0;
1335
1336 rt2860_asic_updateprot(sc);
1337
1338 /* clear beacon frame space (entries = 8, entry size = 512) */
1339
1340 rt2860_io_mac_set_region_4(sc, RT2860_REG_BEACON_BASE(0), 0, 1024);
1341
1342 taskqueue_unblock(sc->taskqueue);
1343
1344 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1345
1346 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1347 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
1348
1349 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1350 {
1351 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
1352 sc->tx_ring[i].desc_phys_addr);
1353 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
1354 RT2860_SOFTC_TX_RING_DESC_COUNT);
1355 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
1356 }
1357
1358 /* init Rx ring */
1359
1360 rt2860_reset_rx_ring(sc, &sc->rx_ring);
1361
1362 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
1363 sc->rx_ring.desc_phys_addr);
1364 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
1365 RT2860_SOFTC_RX_RING_DATA_COUNT);
1366 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
1367 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
1368
1369 /* wait while DMA engine is busy */
1370
1371 for (ntries = 0; ntries < 100; ntries++)
1372 {
1373 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1374 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1375 break;
1376
1377 DELAY(1000);
1378 }
1379
1380 if (ntries == 100)
1381 {
1382 printf("%s: timeout waiting for DMA engine\n",
1383 device_get_nameunit(sc->dev));
1384 goto fail;
1385 }
1386
1387 tmp &= 0xff0;
1388 tmp |= RT2860_REG_TX_WB_DDONE;
1389
1390 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1391
1392 /* disable interrupts mitigation */
1393
1394 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_DELAY_INT_CFG, 0);
1395
1396 /* send LEDs operating mode to microcontroller */
1397
1398 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED1,
1399 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[0]);
1400 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED2,
1401 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[1]);
1402 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED3,
1403 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[2]);
1404
1405 /* turn radio LED on */
1406
1407 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON);
1408
1409 /* write vendor-specific BBP values (from EEPROM) */
1410
1411 for (i = 0; i < RT2860_SOFTC_BBP_EEPROM_COUNT; i++)
1412 {
1413 if (sc->bbp_eeprom[i].reg == 0x00 ||
1414 sc->bbp_eeprom[i].reg == 0xff)
1415 continue;
1416
1417 rt2860_io_bbp_write(sc, sc->bbp_eeprom[i].reg,
1418 sc->bbp_eeprom[i].val);
1419 }
1420
1421 /*
1422 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1423 if (tmp & (1 << 2))
1424 {
1425 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1426 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1427 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1428
1429 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1430 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1431 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1432 }
1433 */
1434
1435 /* disable non-existing Rx chains */
1436
1437 tmp = rt2860_io_bbp_read(sc, 3);
1438
1439 tmp &= ~((1 << 4) | (1 << 3));
1440
1441 if (sc->nrxpath == 3)
1442 tmp |= (1 << 4);
1443 else if (sc->nrxpath == 2)
1444 tmp |= (1 << 3);
1445
1446 rt2860_io_bbp_write(sc, 3, tmp);
1447
1448 /* disable non-existing Tx chains */
1449
1450 tmp = rt2860_io_bbp_read(sc, 1);
1451
1452 tmp &= ~((1 << 4) | (1 << 3));
1453
1454 if (sc->ntxpath == 2)
1455 tmp |= (1 << 4);
1456
1457 rt2860_io_bbp_write(sc, 1, tmp);
1458
1459 /* set current channel */
1460
1461 rt2860_rf_set_chan(sc, ic->ic_curchan);
1462
1463 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG, 0);
1464 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
1465 (48 << 16) | 96);
1466
1467 if ((sc->mac_rev & 0xffff) != 0x0101)
1468 rt2860_io_mac_write(sc, RT2860_REG_TX_TXOP_CTRL_CFG, 0x583f);
1469
1470 /* clear pending interrupts */
1471
1472 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, 0xffffffff);
1473
1474 /* enable interrupts */
1475
1476 tmp = RT2860_REG_INT_TX_COHERENT |
1477 RT2860_REG_INT_RX_COHERENT |
1478 RT2860_REG_INT_GP_TIMER |
1479 RT2860_REG_INT_AUTO_WAKEUP |
1480 RT2860_REG_INT_FIFO_STA_FULL |
1481 /*
1482 RT2860_REG_INT_PRE_TBTT |
1483 RT2860_REG_INT_TBTT |
1484 */
1485 RT2860_REG_INT_TXRX_COHERENT |
1486 RT2860_REG_INT_MCU_CMD |
1487 RT2860_REG_INT_TX_MGMT_DONE |
1488 RT2860_REG_INT_TX_HCCA_DONE |
1489 RT2860_REG_INT_TX_AC3_DONE |
1490 RT2860_REG_INT_TX_AC2_DONE |
1491 RT2860_REG_INT_TX_AC1_DONE |
1492 RT2860_REG_INT_TX_AC0_DONE |
1493 RT2860_REG_INT_RX_DONE;
1494
1495 sc->intr_enable_mask = tmp;
1496
1497 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
1498
1499 if (rt2860_txrx_enable(sc) != 0)
1500 goto fail;
1501
1502 /* clear garbage interrupts */
1503
1504 tmp = rt2860_io_mac_read(sc, 0x1300);
1505
1506 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1507 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1508
1509 sc->periodic_round = 0;
1510
1511 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
1512
1513 return;
1514
1515 fail:
1516
1517 rt2860_stop_locked(sc);
1518 }
1519
1520 /*
1521 * rt2860_init
1522 */
1523 static void rt2860_init(void *priv)
1524 {
1525 struct rt2860_softc *sc;
1526
1527 sc = priv;
1528
1529 RT2860_SOFTC_LOCK(sc);
1530
1531 rt2860_init_locked(sc);
1532
1533 RT2860_SOFTC_UNLOCK(sc);
1534 }
1535
1536 /*
1537 * rt2860_init_bbp
1538 */
1539 static int rt2860_init_bbp(struct rt2860_softc *sc)
1540 {
1541 int ntries, i;
1542 uint8_t tmp;
1543
1544 for (ntries = 0; ntries < 20; ntries++)
1545 {
1546 tmp = rt2860_io_bbp_read(sc, 0);
1547 if (tmp != 0x00 && tmp != 0xff)
1548 break;
1549 }
1550
1551 if (tmp == 0x00 || tmp == 0xff)
1552 {
1553 printf("%s: timeout waiting for BBP to wakeup\n",
1554 device_get_nameunit(sc->dev));
1555 return ETIMEDOUT;
1556 }
1557
1558 for (i = 0; i < RT2860_DEF_BBP_SIZE; i++)
1559 rt2860_io_bbp_write(sc, rt2860_def_bbp[i].reg,
1560 rt2860_def_bbp[i].val);
1561
1562 if ((sc->mac_rev & 0xffff) != 0x0101)
1563 rt2860_io_bbp_write(sc, 84, 0x19);
1564
1565 if (sc->mac_rev == 0x28600100)
1566 {
1567 rt2860_io_bbp_write(sc, 69, 0x16);
1568 rt2860_io_bbp_write(sc, 73, 0x12);
1569 }
1570
1571 return 0;
1572 }
1573
1574 /*
1575 * rt2860_stop_locked
1576 */
1577 static void rt2860_stop_locked(void *priv)
1578 {
1579 struct rt2860_softc *sc;
1580 struct ifnet *ifp;
1581 struct ieee80211com *ic;
1582 uint32_t tmp;
1583
1584 sc = priv;
1585 ifp = sc->ifp;
1586 ic = ifp->if_l2com;
1587
1588 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1589 "%s: stopping\n",
1590 device_get_nameunit(sc->dev));
1591
1592 RT2860_SOFTC_ASSERT_LOCKED(sc);
1593
1594 sc->tx_timer = 0;
1595
1596 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1597 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
1598
1599 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
1600
1601 callout_stop(&sc->periodic_ch);
1602 callout_stop(&sc->tx_watchdog_ch);
1603
1604 RT2860_SOFTC_UNLOCK(sc);
1605
1606 taskqueue_block(sc->taskqueue);
1607
1608 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
1609 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
1610 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
1611 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
1612
1613 RT2860_SOFTC_LOCK(sc);
1614
1615 /* clear key tables */
1616
1617 rt2860_asic_clear_keytables(sc);
1618
1619 /* disable interrupts */
1620
1621 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, 0);
1622
1623 /* disable Tx/Rx */
1624
1625 tmp = rt2860_io_mac_read(sc, RT2860_REG_SYS_CTRL);
1626
1627 tmp &= ~(RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
1628
1629 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, tmp);
1630
1631 /* reset adapter */
1632
1633 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1634 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1635 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1636 }
1637
1638 /*
1639 * rt2860_stop
1640 */
1641 static void rt2860_stop(void *priv)
1642 {
1643 struct rt2860_softc *sc;
1644
1645 sc = priv;
1646
1647 RT2860_SOFTC_LOCK(sc);
1648
1649 rt2860_stop_locked(sc);
1650
1651 RT2860_SOFTC_UNLOCK(sc);
1652 }
1653
1654 /*
1655 * rt2860_start
1656 */
1657 static void rt2860_start(struct ifnet *ifp)
1658 {
1659 struct rt2860_softc *sc;
1660 struct ieee80211_node *ni;
1661 struct mbuf *m;
1662 int qid;
1663
1664 sc = ifp->if_softc;
1665
1666 RT2860_SOFTC_LOCK(sc);
1667
1668 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1669 {
1670 RT2860_SOFTC_UNLOCK(sc);
1671 return;
1672 }
1673
1674 for (;;)
1675 {
1676 IF_POLL(&ifp->if_snd, m);
1677 if (m == NULL)
1678 break;
1679
1680 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
1681
1682 ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
1683
1684 qid = M_WME_GETAC(m);
1685
1686 if (sc->tx_ring[qid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
1687 {
1688 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1689 "%s: if_start: Tx ring with qid=%d is full\n",
1690 device_get_nameunit(sc->dev), qid);
1691
1692 m_freem(m);
1693 ieee80211_free_node(ni);
1694
1695 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1696 ifp->if_oerrors++;
1697
1698 sc->tx_data_queue_full[qid]++;
1699
1700 break;
1701 }
1702
1703 if (rt2860_tx_data(sc, m, ni, qid) != 0)
1704 {
1705 ieee80211_free_node(ni);
1706
1707 ifp->if_oerrors++;
1708
1709 break;
1710 }
1711
1712 rt2860_drain_fifo_stats(sc);
1713
1714 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
1715
1716 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
1717 }
1718
1719 RT2860_SOFTC_UNLOCK(sc);
1720 }
1721
1722 /*
1723 * rt2860_ioctl
1724 */
1725 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
1726 {
1727 struct rt2860_softc *sc;
1728 struct ieee80211com *ic;
1729 struct ifreq *ifr;
1730 int error, startall;
1731
1732 sc = ifp->if_softc;
1733 ic = ifp->if_l2com;
1734 ifr = (struct ifreq *) data;
1735
1736 error = 0;
1737
1738 switch (cmd)
1739 {
1740 case SIOCSIFFLAGS:
1741 startall = 0;
1742
1743 RT2860_SOFTC_LOCK(sc);
1744
1745 if (ifp->if_flags & IFF_UP)
1746 {
1747 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1748 {
1749 if ((ifp->if_flags ^ sc->if_flags) & IFF_PROMISC)
1750 rt2860_asic_update_promisc(sc);
1751 }
1752 else
1753 {
1754 rt2860_init_locked(sc);
1755 startall = 1;
1756 }
1757 }
1758 else
1759 {
1760 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1761 rt2860_stop_locked(sc);
1762 }
1763
1764 sc->if_flags = ifp->if_flags;
1765
1766 RT2860_SOFTC_UNLOCK(sc);
1767
1768 if (startall)
1769 ieee80211_start_all(ic);
1770 break;
1771
1772 case SIOCGIFMEDIA:
1773 case SIOCSIFMEDIA:
1774 error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
1775 break;
1776
1777 case SIOCGIFADDR:
1778 error = ether_ioctl(ifp, cmd, data);
1779 break;
1780
1781 default:
1782 error = EINVAL;
1783 break;
1784 }
1785
1786 return error;
1787 }
1788
1789 /*
1790 * rt2860_vap_create
1791 */
1792 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
1793 const char name[IFNAMSIZ], int unit, int opmode, int flags,
1794 const uint8_t bssid[IEEE80211_ADDR_LEN],
1795 const uint8_t mac[IEEE80211_ADDR_LEN])
1796 {
1797 struct rt2860_softc *sc;
1798 struct ifnet *ifp;
1799 struct rt2860_softc_vap *rvap;
1800 struct ieee80211vap *vap;
1801
1802 ifp = ic->ic_ifp;
1803 sc = ifp->if_softc;
1804
1805 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1806 "%s: VAP create: opmode=%s\n",
1807 device_get_nameunit(sc->dev),
1808 ieee80211_opmode_name[opmode]);
1809
1810 switch (opmode)
1811 {
1812 case IEEE80211_M_IBSS:
1813 case IEEE80211_M_STA:
1814 case IEEE80211_M_AHDEMO:
1815 case IEEE80211_M_HOSTAP:
1816 case IEEE80211_M_MBSS:
1817 if ((sc->napvaps + sc->nadhocvaps + sc->nstavaps) != 0)
1818 {
1819 if_printf(ifp, "only 1 VAP supported\n");
1820 return NULL;
1821 }
1822
1823 if (opmode == IEEE80211_M_STA)
1824 flags |= IEEE80211_CLONE_NOBEACONS;
1825 break;
1826
1827 case IEEE80211_M_WDS:
1828 if (sc->napvaps == 0)
1829 {
1830 if_printf(ifp, "WDS only supported in AP mode\n");
1831 return NULL;
1832 }
1833 break;
1834
1835 case IEEE80211_M_MONITOR:
1836 break;
1837
1838 default:
1839 if_printf(ifp, "unknown opmode %d\n", opmode);
1840 return NULL;
1841 }
1842
1843 rvap = (struct rt2860_softc_vap *) malloc(sizeof(struct rt2860_softc_vap),
1844 M_80211_VAP, M_NOWAIT | M_ZERO);
1845 if (rvap == NULL)
1846 return NULL;
1847
1848 vap = &rvap->vap;
1849
1850 ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid, mac);
1851
1852 rvap->newstate = vap->iv_newstate;
1853 vap->iv_newstate = rt2860_vap_newstate;
1854
1855 vap->iv_reset = rt2860_vap_reset;
1856 vap->iv_key_update_begin = rt2860_vap_key_update_begin;
1857 vap->iv_key_update_end = rt2860_vap_key_update_end;
1858 vap->iv_key_set = rt2860_vap_key_set;
1859 vap->iv_key_delete = rt2860_vap_key_delete;
1860 vap->iv_update_beacon = rt2860_vap_update_beacon;
1861
1862 rt2860_amrr_init(&rvap->amrr, vap,
1863 sc->ntxpath,
1864 RT2860_AMRR_MIN_SUCCESS_THRESHOLD,
1865 RT2860_AMRR_MAX_SUCCESS_THRESHOLD,
1866 500);
1867
1868 vap->iv_max_aid = RT2860_SOFTC_STAID_COUNT;
1869
1870 /* override default Rx A-MPDU factor */
1871
1872 vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1873 vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_NA;
1874 vap->iv_ampdu_limit = vap->iv_ampdu_rxmax;
1875 ieee80211_vap_attach(vap, rt2860_media_change, ieee80211_media_status);
1876
1877 switch (vap->iv_opmode)
1878 {
1879 case IEEE80211_M_HOSTAP:
1880 case IEEE80211_M_MBSS:
1881 case IEEE80211_M_AHDEMO:
1882 sc->napvaps++;
1883 break;
1884
1885 case IEEE80211_M_IBSS:
1886 sc->nadhocvaps++;
1887 break;
1888
1889 case IEEE80211_M_STA:
1890 sc->nstavaps++;
1891 break;
1892
1893 case IEEE80211_M_WDS:
1894 sc->nwdsvaps++;
1895 break;
1896
1897 default:
1898 break;
1899 }
1900
1901 sc->nvaps++;
1902
1903 if (sc->napvaps > 0)
1904 ic->ic_opmode = IEEE80211_M_HOSTAP;
1905 else if (sc->nadhocvaps > 0)
1906 ic->ic_opmode = IEEE80211_M_IBSS;
1907 else if (sc->nstavaps > 0)
1908 ic->ic_opmode = IEEE80211_M_STA;
1909 else
1910 ic->ic_opmode = opmode;
1911
1912 return vap;
1913 }
1914
1915 /*
1916 * rt2860_vap_delete
1917 */
1918 static void rt2860_vap_delete(struct ieee80211vap *vap)
1919 {
1920 struct rt2860_softc *sc;
1921 struct ieee80211com *ic;
1922 struct ifnet *ifp;
1923 struct rt2860_softc_vap *rvap;
1924 enum ieee80211_opmode opmode;
1925
1926 ic = vap->iv_ic;
1927 ifp = ic->ic_ifp;
1928 sc = ifp->if_softc;
1929 rvap = (struct rt2860_softc_vap *) vap;
1930 opmode = vap->iv_opmode;
1931
1932 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1933 "%s: VAP delete: opmode=%s\n",
1934 device_get_nameunit(sc->dev), ieee80211_opmode_name[opmode]);
1935
1936 rt2860_amrr_cleanup(&rvap->amrr);
1937
1938 ieee80211_vap_detach(vap);
1939
1940 if (rvap->beacon_mbuf != NULL)
1941 {
1942 m_free(rvap->beacon_mbuf);
1943 rvap->beacon_mbuf = NULL;
1944 }
1945
1946 switch (opmode)
1947 {
1948 case IEEE80211_M_HOSTAP:
1949 case IEEE80211_M_MBSS:
1950 case IEEE80211_M_AHDEMO:
1951 sc->napvaps--;
1952 break;
1953
1954 case IEEE80211_M_IBSS:
1955 sc->nadhocvaps--;
1956 break;
1957
1958 case IEEE80211_M_STA:
1959 sc->nstavaps--;
1960 break;
1961
1962 case IEEE80211_M_WDS:
1963 sc->nwdsvaps--;
1964 break;
1965
1966 default:
1967 break;
1968 }
1969
1970 sc->nvaps--;
1971
1972 if (sc->napvaps > 0)
1973 ic->ic_opmode = IEEE80211_M_HOSTAP;
1974 else if (sc->nadhocvaps > 0)
1975 ic->ic_opmode = IEEE80211_M_IBSS;
1976 else if (sc->nstavaps > 0)
1977 ic->ic_opmode = IEEE80211_M_STA;
1978
1979 free(rvap, M_80211_VAP);
1980 }
1981
1982 /*
1983 * rt2860_reset_vap
1984 */
1985 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd)
1986 {
1987 struct rt2860_softc *sc;
1988 struct ieee80211com *ic;
1989 struct ifnet *ifp;
1990 struct rt2860_softc_vap *rvap;
1991 int error;
1992
1993 ic = vap->iv_ic;
1994 ifp = ic->ic_ifp;
1995 sc = ifp->if_softc;
1996 rvap = (struct rt2860_softc_vap *) vap;
1997
1998 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1999 "%s: VAP reset: cmd=%lu\n",
2000 device_get_nameunit(sc->dev), cmd);
2001
2002 error = 0;
2003
2004 switch (cmd)
2005 {
2006 case IEEE80211_IOC_RTSTHRESHOLD:
2007 case IEEE80211_IOC_AMSDU:
2008 rt2860_asic_update_rtsthreshold(sc);
2009 break;
2010
2011 case IEEE80211_IOC_PROTMODE:
2012 case IEEE80211_IOC_HTPROTMODE:
2013 rt2860_asic_updateprot(sc);
2014 break;
2015
2016 case IEEE80211_IOC_TXPOWER:
2017 rt2860_asic_update_txpower(sc);
2018 break;
2019
2020 case IEEE80211_IOC_BURST:
2021 rt2860_asic_updateslot(sc);
2022 break;
2023
2024 case IEEE80211_IOC_SHORTGI:
2025 case IEEE80211_IOC_AMPDU_DENSITY:
2026 case IEEE80211_IOC_SMPS:
2027 break;
2028
2029 default:
2030 error = ENETRESET;
2031 break;
2032 }
2033
2034 return error;
2035 }
2036
2037 /*
2038 * rt2860_vap_newstate
2039 */
2040 static int rt2860_vap_newstate(struct ieee80211vap *vap,
2041 enum ieee80211_state nstate, int arg)
2042 {
2043 struct rt2860_softc *sc;
2044 struct ieee80211com *ic;
2045 struct ifnet *ifp;
2046 struct rt2860_softc_vap *rvap;
2047 struct ieee80211_node *ni;
2048 enum ieee80211_state ostate;
2049 int error;
2050
2051 ic = vap->iv_ic;
2052 ifp = ic->ic_ifp;
2053 sc = ifp->if_softc;
2054 rvap = (struct rt2860_softc_vap *) vap;
2055
2056 ostate = vap->iv_state;
2057
2058 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2059 "%s: VAP newstate: %s -> %s\n",
2060 device_get_nameunit(sc->dev),
2061 ieee80211_state_name[ostate], ieee80211_state_name[nstate]);
2062
2063 error = rvap->newstate(vap, nstate, arg);
2064 if (error != 0)
2065 return error;
2066
2067 IEEE80211_UNLOCK(ic);
2068
2069 RT2860_SOFTC_LOCK(sc);
2070
2071 /* turn link LED off */
2072
2073 if (nstate != IEEE80211_S_RUN)
2074 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
2075
2076 switch (nstate)
2077 {
2078 case IEEE80211_S_INIT:
2079 rt2860_asic_disable_tsf_sync(sc);
2080 break;
2081
2082 case IEEE80211_S_RUN:
2083 ni = vap->iv_bss;
2084
2085 rt2860_rf_set_chan(sc, ni->ni_chan);
2086
2087 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2088 {
2089 rt2860_asic_enable_mrr(sc);
2090 rt2860_asic_set_txpreamble(sc);
2091 rt2860_asic_set_basicrates(sc);
2092 rt2860_asic_update_txpower(sc);
2093 rt2860_asic_set_bssid(sc, ni->ni_bssid);
2094 }
2095
2096 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2097 vap->iv_opmode == IEEE80211_M_IBSS ||
2098 vap->iv_opmode == IEEE80211_M_MBSS)
2099 {
2100 error = rt2860_beacon_alloc(sc, vap);
2101 if (error != 0)
2102 break;
2103
2104 rt2860_asic_update_beacon(sc, vap);
2105 }
2106
2107 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2108 rt2860_asic_enable_tsf_sync(sc);
2109
2110 /* turn link LED on */
2111
2112 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2113 {
2114 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON |
2115 (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan) ?
2116 RT2860_LED_CMD_LINK_2GHZ : RT2860_LED_CMD_LINK_5GHZ));
2117 }
2118 break;
2119
2120 case IEEE80211_S_SLEEP:
2121 break;
2122
2123 default:
2124 break;
2125 }
2126
2127 RT2860_SOFTC_UNLOCK(sc);
2128
2129 IEEE80211_LOCK(ic);
2130
2131 return error;
2132 }
2133
2134 /*
2135 * rt2860_vap_key_update_begin
2136 */
2137 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap)
2138 {
2139 struct rt2860_softc *sc;
2140 struct ieee80211com *ic;
2141 struct ifnet *ifp;
2142
2143 ic = vap->iv_ic;
2144 ifp = ic->ic_ifp;
2145 sc = ifp->if_softc;
2146
2147 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2148 "%s: VAP key update begin\n",
2149 device_get_nameunit(sc->dev));
2150
2151 taskqueue_block(sc->taskqueue);
2152
2153 IF_LOCK(&ifp->if_snd);
2154 }
2155
2156 /*
2157 * rt2860_vap_key_update_end
2158 */
2159 static void rt2860_vap_key_update_end(struct ieee80211vap *vap)
2160 {
2161 struct rt2860_softc *sc;
2162 struct ieee80211com *ic;
2163 struct ifnet *ifp;
2164
2165 ic = vap->iv_ic;
2166 ifp = ic->ic_ifp;
2167 sc = ifp->if_softc;
2168
2169 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2170 "%s: VAP key update end\n",
2171 device_get_nameunit(sc->dev));
2172
2173 IF_UNLOCK(&ifp->if_snd);
2174
2175 taskqueue_unblock(sc->taskqueue);
2176 }
2177
2178 /*
2179 * rt2860_vap_key_set
2180 */
2181 static int rt2860_vap_key_set(struct ieee80211vap *vap,
2182 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN])
2183 {
2184 struct rt2860_softc *sc;
2185 struct ieee80211com *ic;
2186 struct ifnet *ifp;
2187 struct ieee80211_node *ni;
2188 struct rt2860_softc_node *rni;
2189 uint16_t key_base, keymode_base;
2190 uint8_t mode, vapid, wcid, iv[8];
2191 uint32_t tmp;
2192
2193 if (k->wk_cipher->ic_cipher != IEEE80211_CIPHER_WEP &&
2194 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_TKIP &&
2195 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_AES_CCM)
2196 return 0;
2197
2198 ic = vap->iv_ic;
2199 ifp = ic->ic_ifp;
2200 sc = ifp->if_softc;
2201
2202 switch (k->wk_cipher->ic_cipher)
2203 {
2204 case IEEE80211_CIPHER_WEP:
2205 if(k->wk_keylen < 8)
2206 mode = RT2860_REG_CIPHER_MODE_WEP40;
2207 else
2208 mode = RT2860_REG_CIPHER_MODE_WEP104;
2209 break;
2210
2211 case IEEE80211_CIPHER_TKIP:
2212 mode = RT2860_REG_CIPHER_MODE_TKIP;
2213 break;
2214
2215 case IEEE80211_CIPHER_AES_CCM:
2216 mode = RT2860_REG_CIPHER_MODE_AES_CCMP;
2217 break;
2218
2219 default:
2220 return 0;
2221 }
2222
2223 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2224 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
2225 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2226 mode, (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2227
2228 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2229 {
2230 /* install pairwise key */
2231
2232 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, mac);
2233 rni = (struct rt2860_softc_node *) ni;
2234
2235 vapid = 0;
2236 wcid = rni->staid;
2237 key_base = RT2860_REG_PKEY(wcid);
2238
2239 ieee80211_free_node(ni);
2240
2241 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2242 {
2243 memset(iv, 0, 8);
2244
2245 iv[3] = (k->wk_keyix << 6);
2246 }
2247 else
2248 {
2249 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2250 {
2251 iv[0] = (k->wk_keytsc >> 8);
2252 iv[1] = ((iv[0] | 0x20) & 0x7f);
2253 iv[2] = k->wk_keytsc;
2254 }
2255 else
2256 {
2257 /* AES CCMP */
2258
2259 iv[0] = k->wk_keytsc;
2260 iv[1] = k->wk_keytsc >> 8;
2261 iv[2] = 0;
2262 }
2263
2264 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2265 iv[4] = (k->wk_keytsc >> 16);
2266 iv[5] = (k->wk_keytsc >> 24);
2267 iv[6] = (k->wk_keytsc >> 32);
2268 iv[7] = (k->wk_keytsc >> 40);
2269
2270 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2271 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2272 device_get_nameunit(sc->dev),
2273 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2274 }
2275
2276 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2277
2278 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2279 {
2280 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2281
2282 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2283 {
2284 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2285 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2286 }
2287 else
2288 {
2289 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2290 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2291 }
2292 }
2293 else
2294 {
2295 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2296 }
2297
2298 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2299 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2300
2301 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2302 }
2303
2304 if ((k->wk_flags & IEEE80211_KEY_GROUP) ||
2305 (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP))
2306 {
2307 /* install group key */
2308
2309 vapid = 0;
2310 wcid = RT2860_WCID_MCAST;
2311 key_base = RT2860_REG_SKEY(vapid, k->wk_keyix);
2312 keymode_base = RT2860_REG_SKEY_MODE(vapid);
2313
2314 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2315 {
2316 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2317
2318 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2319 {
2320 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2321 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2322 }
2323 else
2324 {
2325 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2326 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2327 }
2328 }
2329 else
2330 {
2331 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2332 }
2333
2334 tmp = rt2860_io_mac_read(sc, keymode_base);
2335
2336 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2337 tmp |= (mode << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2338
2339 rt2860_io_mac_write(sc, keymode_base, tmp);
2340
2341 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2342 {
2343 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2344 {
2345 memset(iv, 0, 8);
2346
2347 iv[3] = (k->wk_keyix << 6);
2348 }
2349 else
2350 {
2351 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2352 {
2353 iv[0] = (k->wk_keytsc >> 8);
2354 iv[1] = ((iv[0] | 0x20) & 0x7f);
2355 iv[2] = k->wk_keytsc;
2356 }
2357 else
2358 {
2359 /* AES CCMP */
2360
2361 iv[0] = k->wk_keytsc;
2362 iv[1] = k->wk_keytsc >> 8;
2363 iv[2] = 0;
2364 }
2365
2366 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2367 iv[4] = (k->wk_keytsc >> 16);
2368 iv[5] = (k->wk_keytsc >> 24);
2369 iv[6] = (k->wk_keytsc >> 32);
2370 iv[7] = (k->wk_keytsc >> 40);
2371
2372 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2373 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2374 device_get_nameunit(sc->dev),
2375 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2376 }
2377
2378 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2379
2380 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2381 (mode << RT2860_REG_CIPHER_MODE_SHIFT);
2382
2383 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2384 }
2385 }
2386
2387 return 1;
2388 }
2389
2390 /*
2391 * rt2860_vap_key_delete
2392 */
2393 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
2394 const struct ieee80211_key *k)
2395 {
2396 struct rt2860_softc *sc;
2397 struct ieee80211com *ic;
2398 struct ifnet *ifp;
2399 uint8_t vapid, wcid;
2400 uint32_t tmp;
2401
2402 ic = vap->iv_ic;
2403 ifp = ic->ic_ifp;
2404 sc = ifp->if_softc;
2405
2406 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2407 "%s: VAP key delete: keyix=%d, keylen=%d, group=%d\n",
2408 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen,
2409 (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2410
2411 if (k->wk_flags & IEEE80211_KEY_GROUP)
2412 {
2413 /* remove group key */
2414
2415 vapid = 0;
2416 wcid = RT2860_WCID_MCAST;
2417
2418 tmp = rt2860_io_mac_read(sc, RT2860_REG_SKEY_MODE(vapid));
2419
2420 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2421 tmp |= (RT2860_REG_CIPHER_MODE_NONE << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2422
2423 rt2860_io_mac_write(sc, RT2860_REG_SKEY_MODE(vapid), tmp);
2424
2425 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2426 {
2427 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2428 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2429
2430 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2431 }
2432 }
2433
2434 return 1;
2435 }
2436
2437 /*
2438 * rt2860_vap_update_beacon
2439 */
2440 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what)
2441 {
2442 struct rt2860_softc *sc;
2443 struct ieee80211com *ic;
2444 struct ifnet *ifp;
2445 struct rt2860_softc_vap *rvap;
2446 struct mbuf *m;
2447 struct ieee80211_beacon_offsets *bo;
2448
2449 ic = vap->iv_ic;
2450 ifp = ic->ic_ifp;
2451 sc = ifp->if_softc;
2452 rvap = (struct rt2860_softc_vap *) vap;
2453 m = rvap->beacon_mbuf;
2454 bo = &rvap->beacon_offsets;
2455
2456 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2457 "%s: VAP update beacon: what=%d\n",
2458 device_get_nameunit(sc->dev), what);
2459
2460 setbit(bo->bo_flags, what);
2461
2462 ieee80211_beacon_update(vap->iv_bss, bo, m, 0);
2463
2464 rt2860_asic_update_beacon(sc, vap);
2465 }
2466
2467 /*
2468 * rt2860_media_change
2469 */
2470 static int rt2860_media_change(struct ifnet *ifp)
2471 {
2472 int error;
2473
2474 error = ieee80211_media_change(ifp);
2475
2476 return (error == ENETRESET ? 0 : error);
2477 }
2478
2479 /*
2480 * rt2860_node_alloc
2481 */
2482 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
2483 const uint8_t mac[IEEE80211_ADDR_LEN])
2484 {
2485 return malloc(sizeof(struct rt2860_softc_node),
2486 M_80211_NODE, M_NOWAIT | M_ZERO);
2487 }
2488
2489 /*
2490 * rt2860_node_cleanup
2491 */
2492 static void rt2860_node_cleanup(struct ieee80211_node *ni)
2493 {
2494 struct rt2860_softc *sc;
2495 struct ieee80211com *ic;
2496 struct ifnet *ifp;
2497 struct rt2860_softc_node *rni;
2498 uint8_t vapid, wcid;
2499 uint32_t tmp;
2500
2501 ic = ni->ni_ic;
2502 ifp = ic->ic_ifp;
2503 sc = ifp->if_softc;
2504 rni = (struct rt2860_softc_node *) ni;
2505
2506 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2507 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2508 device_get_nameunit(sc->dev), ether_sprintf(ni->ni_macaddr),
2509 ni->ni_associd, rni->staid);
2510
2511 if (rni->staid != 0)
2512 {
2513 vapid = 0;
2514 wcid = rni->staid;
2515
2516 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2517 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2518
2519 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2520
2521 rt2860_staid_delete(sc, rni->staid);
2522
2523 rni->staid = 0;
2524 }
2525
2526 sc->node_cleanup(ni);
2527 }
2528
2529 /*
2530 * rt2860_node_getmimoinfo
2531 */
2532 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
2533 struct ieee80211_mimo_info *mi)
2534 {
2535 const struct rt2860_softc_node *rni;
2536 int i;
2537
2538 rni = (const struct rt2860_softc_node *) ni;
2539
2540 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
2541 {
2542 mi->rssi[i] = rni->last_rssi_dbm[i];
2543 mi->noise[i] = RT2860_NOISE_FLOOR;
2544 }
2545 }
2546
2547 /*
2548 * rt2860_setregdomain
2549 */
2550 static int rt2860_setregdomain(struct ieee80211com *ic,
2551 struct ieee80211_regdomain *reg,
2552 int nchans, struct ieee80211_channel chans[])
2553 {
2554 struct rt2860_softc *sc;
2555 struct ifnet *ifp;
2556
2557 ifp = ic->ic_ifp;
2558 sc = ifp->if_softc;
2559
2560 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2561 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2562 device_get_nameunit(sc->dev),
2563 reg->country, reg->isocc[0], reg->isocc[1], reg->location);
2564
2565 return 0;
2566 }
2567
2568 /*
2569 * rt2860_getradiocaps
2570 */
2571 static void rt2860_getradiocaps(struct ieee80211com *ic,
2572 int maxchans, int *nchans, struct ieee80211_channel chans[])
2573 {
2574 *nchans = (ic->ic_nchans >= maxchans) ? maxchans : ic->ic_nchans;
2575
2576 memcpy(chans, ic->ic_channels, (*nchans) * sizeof(struct ieee80211_channel));
2577 }
2578
2579 /*
2580 * rt2860_scan_start
2581 */
2582 static void rt2860_scan_start(struct ieee80211com *ic)
2583 {
2584 struct rt2860_softc *sc;
2585 struct ifnet *ifp;
2586
2587 ifp = ic->ic_ifp;
2588 sc = ifp->if_softc;
2589
2590 rt2860_asic_disable_tsf_sync(sc);
2591 }
2592
2593 /*
2594 * rt2860_scan_end
2595 */
2596 static void rt2860_scan_end(struct ieee80211com *ic)
2597 {
2598 struct rt2860_softc *sc;
2599 struct ifnet *ifp;
2600
2601 ifp = ic->ic_ifp;
2602 sc = ifp->if_softc;
2603
2604 rt2860_asic_enable_tsf_sync(sc);
2605 }
2606
2607 /*
2608 * rt2860_set_channel
2609 */
2610 static void rt2860_set_channel(struct ieee80211com *ic)
2611 {
2612 struct rt2860_softc *sc;
2613 struct ifnet *ifp;
2614
2615 ifp = ic->ic_ifp;
2616 sc = ifp->if_softc;
2617
2618 RT2860_DPRINTF(sc, RT2860_DEBUG_CHAN,
2619 "%s: set channel: channel=%u, HT%s%s\n",
2620 device_get_nameunit(sc->dev),
2621 ieee80211_chan2ieee(ic, ic->ic_curchan),
2622 !IEEE80211_IS_CHAN_HT(ic->ic_curchan) ? " disabled" :
2623 IEEE80211_IS_CHAN_HT20(ic->ic_curchan) ? "20":
2624 IEEE80211_IS_CHAN_HT40U(ic->ic_curchan) ? "40U" : "40D",
2625 (ic->ic_flags & IEEE80211_F_SCAN) ? ", scanning" : "");
2626
2627 RT2860_SOFTC_LOCK(sc);
2628
2629 rt2860_rf_set_chan(sc, ic->ic_curchan);
2630
2631 RT2860_SOFTC_UNLOCK(sc);
2632 }
2633
2634 /*
2635 * rt2860_newassoc
2636 */
2637 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew)
2638 {
2639 struct rt2860_softc *sc;
2640 struct ieee80211com *ic;
2641 struct ifnet *ifp;
2642 struct ieee80211vap *vap;
2643 struct rt2860_softc_vap *rvap;
2644 struct rt2860_softc_node *rni;
2645 uint16_t aid;
2646 uint8_t wcid;
2647
2648 vap = ni->ni_vap;
2649 ic = vap->iv_ic;
2650 ifp = ic->ic_ifp;
2651 sc = ifp->if_softc;
2652 rvap = (struct rt2860_softc_vap *) vap;
2653 rni = (struct rt2860_softc_node *) ni;
2654
2655 if (isnew)
2656 {
2657 aid = IEEE80211_AID(ni->ni_associd);
2658 rni->staid = rt2860_staid_alloc(sc, aid);
2659 wcid = rni->staid;
2660
2661 rt2860_io_mac_write_multi(sc, RT2860_REG_WCID(wcid),
2662 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2663
2664 rt2860_amrr_node_init(&rvap->amrr, &sc->amrr_node[wcid], ni);
2665
2666 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2667 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2668 device_get_nameunit(sc->dev),
2669 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2670 ni->ni_associd, ni->ni_txrate,
2671 (ni->ni_flags & IEEE80211_NODE_HT) ?
2672 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2673 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2674
2675 rt2860_asic_updateprot(sc);
2676 rt2860_asic_updateslot(sc);
2677 rt2860_asic_set_txpreamble(sc);
2678 }
2679
2680 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2681 "%s: new association: isnew=%d, macaddr=%s, associd=0x%04x, staid=0x%02x, QoS %s, ERP %s, HT %s\n",
2682 device_get_nameunit(sc->dev), isnew, ether_sprintf(ni->ni_macaddr),
2683 ni->ni_associd, rni->staid,
2684 (ni->ni_flags & IEEE80211_NODE_QOS) ? "enabled" : "disabled",
2685 (ni->ni_flags & IEEE80211_NODE_ERP) ? "enabled" : "disabled",
2686 (ni->ni_flags & IEEE80211_NODE_HT) ? "enabled" : "disabled");
2687 }
2688
2689 /*
2690 * rt2860_updateslot
2691 */
2692 static void rt2860_updateslot(struct ifnet *ifp)
2693 {
2694 struct rt2860_softc *sc;
2695
2696 sc = ifp->if_softc;
2697
2698 rt2860_asic_updateslot(sc);
2699 }
2700
2701 /*
2702 * rt2860_update_promisc
2703 */
2704 static void rt2860_update_promisc(struct ifnet *ifp)
2705 {
2706 struct rt2860_softc *sc;
2707
2708 sc = ifp->if_softc;
2709
2710 rt2860_asic_update_promisc(sc);
2711 }
2712
2713 /*
2714 * rt2860_update_mcast
2715 */
2716 static void rt2860_update_mcast(struct ifnet *ifp)
2717 {
2718 struct rt2860_softc *sc;
2719
2720 sc = ifp->if_softc;
2721 }
2722
2723 /*
2724 * rt2860_wme_update
2725 */
2726 static int rt2860_wme_update(struct ieee80211com *ic)
2727 {
2728 struct rt2860_softc *sc;
2729 struct ifnet *ifp;
2730
2731 ifp = ic->ic_ifp;
2732 sc = ifp->if_softc;
2733
2734 rt2860_asic_wme_update(sc);
2735
2736 return 0;
2737 }
2738
2739 /*
2740 * rt2860_raw_xmit
2741 */
2742 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2743 const struct ieee80211_bpf_params *params)
2744 {
2745 struct rt2860_softc *sc;
2746 struct ieee80211com *ic;
2747 struct ifnet *ifp;
2748
2749 ic = ni->ni_ic;
2750 ifp = ic->ic_ifp;
2751 sc = ifp->if_softc;
2752
2753 RT2860_SOFTC_LOCK(sc);
2754
2755 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2756 {
2757 RT2860_SOFTC_UNLOCK(sc);
2758
2759 m_freem(m);
2760 ieee80211_free_node(ni);
2761
2762 return ENETDOWN;
2763 }
2764
2765 if (sc->tx_ring[sc->tx_ring_mgtqid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
2766 {
2767 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
2768 "%s: raw xmit: Tx ring with qid=%d is full\n",
2769 device_get_nameunit(sc->dev), sc->tx_ring_mgtqid);
2770
2771 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2772
2773 RT2860_SOFTC_UNLOCK(sc);
2774
2775 m_freem(m);
2776 ieee80211_free_node(ni);
2777
2778 sc->tx_data_queue_full[sc->tx_ring_mgtqid]++;
2779
2780 return ENOBUFS;
2781 }
2782
2783 if (rt2860_tx_mgmt(sc, m, ni, sc->tx_ring_mgtqid) != 0)
2784 {
2785 ifp->if_oerrors++;
2786
2787 RT2860_SOFTC_UNLOCK(sc);
2788
2789 ieee80211_free_node(ni);
2790
2791 return EIO;
2792 }
2793
2794 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
2795
2796 RT2860_SOFTC_UNLOCK(sc);
2797
2798 return 0;
2799 }
2800
2801 /*
2802 * rt2860_recv_action
2803 */
2804 static int rt2860_recv_action(struct ieee80211_node *ni,
2805 const struct ieee80211_frame *wh,
2806 const uint8_t *frm, const uint8_t *efrm)
2807 {
2808 struct rt2860_softc *sc;
2809 struct ieee80211com *ic;
2810 struct ifnet *ifp;
2811 struct rt2860_softc_node *rni;
2812 const struct ieee80211_action *ia;
2813 struct ieee80211_tx_ampdu *tx_ampdu;
2814 uint16_t status, baparamset;
2815 uint8_t wcid;
2816 int ret, tid, bufsize, ac;
2817 uint32_t tmp;
2818
2819 ic = ni->ni_ic;
2820 ifp = ic->ic_ifp;
2821 sc = ifp->if_softc;
2822 rni = (struct rt2860_softc_node *) ni;
2823
2824 ia = (const struct ieee80211_action *) frm;
2825
2826 ret = sc->recv_action(ni, wh, frm, efrm);
2827
2828 if (ia->ia_category != IEEE80211_ACTION_CAT_BA)
2829 return ret;
2830
2831 wcid = rni->staid;
2832
2833 switch (ia->ia_action)
2834 {
2835 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2836 case IEEE80211_ACTION_BA_ADDBA_REQUEST:
2837 baparamset = LE_READ_2(frm + 3);
2838 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2839 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2840
2841 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2842 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2843 device_get_nameunit(sc->dev), ni->ni_associd, tid, bufsize);
2844
2845 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2846
2847 tmp |= (0x10000 << tid);
2848
2849 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2850 break;
2851
2852 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2853 case IEEE80211_ACTION_BA_ADDBA_RESPONSE:
2854 status = LE_READ_2(frm + 3);
2855 baparamset = LE_READ_2(frm + 4);
2856 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2857 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2858 ac = TID_TO_WME_AC(tid);
2859 tx_ampdu = &ni->ni_tx_ampdu[ac];
2860
2861 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2862 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2863 device_get_nameunit(sc->dev), ni->ni_associd, status, tid, bufsize);
2864
2865 if (sc->mac_rev >= 0x28720200)
2866 {
2867 if (tx_ampdu->txa_wnd > 13)
2868 tx_ampdu->txa_wnd = 13;
2869 }
2870 else
2871 {
2872 if (tx_ampdu->txa_wnd > 7)
2873 tx_ampdu->txa_wnd = 7;
2874 }
2875
2876 if (status == IEEE80211_STATUS_SUCCESS)
2877 {
2878 sc->tx_ampdu_sessions++;
2879
2880 rt2860_asic_updateprot(sc);
2881 }
2882 break;
2883
2884 /* IEEE80211_ACTION_BA_DELBA */
2885 case IEEE80211_ACTION_BA_DELBA:
2886 baparamset = LE_READ_2(frm + 2);
2887 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2888
2889 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2890 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2891 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2892
2893 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2894
2895 tmp &= ~(0x10000 << tid);
2896
2897 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2898 break;
2899 }
2900
2901 return ret;
2902 }
2903
2904 /*
2905 * rt2860_send_action
2906 */
2907 static int rt2860_send_action(struct ieee80211_node *ni,
2908 int cat, int act, void *sa)
2909 {
2910 struct rt2860_softc *sc;
2911 struct ieee80211com *ic;
2912 struct ifnet *ifp;
2913 struct rt2860_softc_node *rni;
2914 uint16_t *args, baparamset;
2915 uint8_t wcid;
2916 int ret, tid;
2917 uint32_t tmp;
2918
2919 ic = ni->ni_ic;
2920 ifp = ic->ic_ifp;
2921 sc = ifp->if_softc;
2922 rni = (struct rt2860_softc_node *) ni;
2923
2924 ret = sc->send_action(ni, cat, act, sa);
2925
2926 if (cat != IEEE80211_ACTION_CAT_BA)
2927 return ret;
2928
2929 wcid = rni->staid;
2930 args = sa;
2931
2932 switch (act)
2933 {
2934 /* IEEE80211_ACTION_BA_DELBA */
2935 case IEEE80211_ACTION_BA_DELBA:
2936 baparamset = RT2860_SM(args[0], IEEE80211_DELBAPS_TID) | args[1];
2937
2938 tid = RT2860_MS(baparamset, IEEE80211_DELBAPS_TID);
2939
2940 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2941 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2942 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2943
2944 if (RT2860_MS(baparamset, IEEE80211_DELBAPS_INIT) != IEEE80211_DELBAPS_INIT)
2945 {
2946 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2947
2948 tmp &= ~(0x10000 << tid);
2949
2950 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2951 }
2952 else
2953 {
2954 sc->tx_ampdu_sessions--;
2955
2956 rt2860_asic_updateprot(sc);
2957 }
2958 break;
2959 }
2960
2961 return ret;
2962 }
2963
2964 /*
2965 * rt2860_amrr_update_iter_func
2966 */
2967 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni)
2968 {
2969 struct rt2860_softc *sc;
2970 struct ieee80211com *ic;
2971 struct ifnet *ifp;
2972 struct ieee80211vap *vap;
2973 struct rt2860_softc_vap *rvap;
2974 struct rt2860_softc_node *rni;
2975 uint8_t wcid;
2976
2977 vap = arg;
2978 ic = vap->iv_ic;
2979 ifp = ic->ic_ifp;
2980 sc = ifp->if_softc;
2981 rvap = (struct rt2860_softc_vap *) vap;
2982 rni = (struct rt2860_softc_node *) ni;
2983
2984 /* only associated stations */
2985
2986 if ((ni->ni_vap == vap) && (rni->staid != 0))
2987 {
2988 wcid = rni->staid;
2989
2990 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2991 "%s: AMRR node: wcid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2992 device_get_nameunit(sc->dev),
2993 wcid, sc->amrr_node[wcid].txcnt, sc->amrr_node[wcid].success, sc->amrr_node[wcid].retrycnt);
2994
2995 rt2860_amrr_choose(ni, &sc->amrr_node[wcid]);
2996
2997 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2998 "%s:%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2999 device_get_nameunit(sc->dev),
3000 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
3001 ni->ni_associd, ni->ni_txrate,
3002 (ni->ni_flags & IEEE80211_NODE_HT) ?
3003 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
3004 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
3005 }
3006 }
3007
3008 /*
3009 * rt2860_periodic
3010 */
3011 static void rt2860_periodic(void *arg)
3012 {
3013 struct rt2860_softc *sc;
3014
3015 sc = arg;
3016
3017 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
3018 "%s: periodic\n",
3019 device_get_nameunit(sc->dev));
3020
3021 taskqueue_enqueue(sc->taskqueue, &sc->periodic_task);
3022 }
3023
3024 /*
3025 * rt2860_tx_watchdog
3026 */
3027 static void rt2860_tx_watchdog(void *arg)
3028 {
3029 struct rt2860_softc *sc;
3030 struct ifnet *ifp;
3031
3032 sc = arg;
3033 ifp = sc->ifp;
3034
3035 if (sc->tx_timer == 0)
3036 return;
3037
3038 if (--sc->tx_timer == 0)
3039 {
3040 printf("%s: Tx watchdog timeout: resetting\n",
3041 device_get_nameunit(sc->dev));
3042
3043 rt2860_stop_locked(sc);
3044 rt2860_init_locked(sc);
3045
3046 ifp->if_oerrors++;
3047
3048 sc->tx_watchdog_timeouts++;
3049 }
3050
3051 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
3052 }
3053
3054 /*
3055 * rt2860_staid_alloc
3056 */
3057 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid)
3058 {
3059 int staid;
3060
3061 if ((aid > 0 && aid < RT2860_SOFTC_STAID_COUNT) && isclr(sc->staid_mask, aid))
3062 {
3063 staid = aid;
3064 }
3065 else
3066 {
3067 for (staid = 1; staid < RT2860_SOFTC_STAID_COUNT; staid++)
3068 {
3069 if (isclr(sc->staid_mask, staid))
3070 break;
3071 }
3072 }
3073
3074 setbit(sc->staid_mask, staid);
3075
3076 return staid;
3077 }
3078
3079 /*
3080 * rt2860_staid_delete
3081 */
3082 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid)
3083 {
3084 clrbit(sc->staid_mask, staid);
3085 }
3086
3087 /*
3088 * rt2860_asic_set_bssid
3089 */
3090 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
3091 const uint8_t *bssid)
3092 {
3093 uint32_t tmp;
3094
3095 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3096 "%s: set bssid: bssid=%s\n",
3097 device_get_nameunit(sc->dev),
3098 ether_sprintf(bssid));
3099
3100 tmp = bssid[0] | (bssid[1]) << 8 | (bssid[2] << 16) | (bssid[3] << 24);
3101
3102 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW0, tmp);
3103
3104 tmp = bssid[4] | (bssid[5] << 8);
3105
3106 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW1, tmp);
3107 }
3108
3109 /*
3110 * rt2860_asic_set_macaddr
3111 */
3112 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
3113 const uint8_t *addr)
3114 {
3115 uint32_t tmp;
3116
3117 tmp = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
3118
3119 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW0, tmp);
3120
3121 tmp = addr[4] | (addr[5] << 8);
3122
3123 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW1, tmp);
3124 }
3125
3126 /*
3127 * rt2860_asic_enable_tsf_sync
3128 */
3129 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc)
3130 {
3131 struct ifnet *ifp;
3132 struct ieee80211com *ic;
3133 struct ieee80211vap *vap;
3134 uint32_t tmp;
3135
3136 ifp = sc->ifp;
3137 ic = ifp->if_l2com;
3138 vap = TAILQ_FIRST(&ic->ic_vaps);
3139
3140 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3141 "%s: enabling TSF\n",
3142 device_get_nameunit(sc->dev));
3143
3144 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3145
3146 tmp &= ~0x1fffff;
3147 tmp |= vap->iv_bss->ni_intval * 16;
3148 tmp |= (RT2860_REG_TSF_TIMER_ENABLE | RT2860_REG_TBTT_TIMER_ENABLE);
3149
3150 if (vap->iv_opmode == IEEE80211_M_STA)
3151 {
3152 tmp |= (RT2860_REG_TSF_SYNC_MODE_STA << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3153 }
3154 else if (vap->iv_opmode == IEEE80211_M_IBSS)
3155 {
3156 tmp |= RT2860_REG_BCN_TX_ENABLE;
3157 tmp |= (RT2860_REG_TSF_SYNC_MODE_IBSS << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3158 }
3159 else if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3160 {
3161 tmp |= RT2860_REG_BCN_TX_ENABLE;
3162 tmp |= (RT2860_REG_TSF_SYNC_MODE_HOSTAP << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3163 }
3164
3165 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3166 }
3167
3168 /*
3169 * rt2860_asic_disable_tsf_sync
3170 */
3171 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc)
3172 {
3173 uint32_t tmp;
3174
3175 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3176 "%s: disabling TSF\n",
3177 device_get_nameunit(sc->dev));
3178
3179 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3180
3181 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3182 RT2860_REG_TSF_TIMER_ENABLE |
3183 RT2860_REG_TBTT_TIMER_ENABLE);
3184
3185 tmp &= ~(RT2860_REG_TSF_SYNC_MODE_MASK << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3186 tmp |= (RT2860_REG_TSF_SYNC_MODE_DISABLE << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3187
3188 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3189 }
3190
3191 /*
3192 * rt2860_asic_enable_mrr
3193 */
3194 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc)
3195 {
3196 #define CCK(mcs) (mcs)
3197 #define OFDM(mcs) ((1 << 3) | (mcs))
3198 #define HT(mcs) (mcs)
3199
3200 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG0,
3201 (OFDM(6) << 28) | /* 54 -> 48 */
3202 (OFDM(5) << 24) | /* 48 -> 36 */
3203 (OFDM(4) << 20) | /* 36 -> 24 */
3204 (OFDM(3) << 16) | /* 24 -> 18 */
3205 (OFDM(2) << 12) | /* 18 -> 12 */
3206 (OFDM(1) << 8) | /* 12 -> 9 */
3207 (OFDM(0) << 4) | /* 9 -> 6 */
3208 OFDM(0)); /* 6 -> 6 */
3209
3210 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG1,
3211 (CCK(2) << 12) | /* 11 -> 5.5 */
3212 (CCK(1) << 8) | /* 5.5 -> 2 */
3213 (CCK(0) << 4) | /* 2 -> 1 */
3214 CCK(0)); /* 1 -> 1 */
3215
3216 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG0,
3217 (HT(6) << 28) |
3218 (HT(5) << 24) |
3219 (HT(4) << 20) |
3220 (HT(3) << 16) |
3221 (HT(2) << 12) |
3222 (HT(1) << 8) |
3223 (HT(0) << 4) |
3224 HT(0));
3225
3226 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG1,
3227 (HT(14) << 28) |
3228 (HT(13) << 24) |
3229 (HT(12) << 20) |
3230 (HT(11) << 16) |
3231 (HT(10) << 12) |
3232 (HT(9) << 8) |
3233 (HT(8) << 4) |
3234 HT(7));
3235
3236 #undef HT
3237 #undef OFDM
3238 #undef CCK
3239 }
3240
3241 /*
3242 * rt2860_asic_set_txpreamble
3243 */
3244 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc)
3245 {
3246 struct ifnet *ifp;
3247 struct ieee80211com *ic;
3248 uint32_t tmp;
3249
3250 ifp = sc->ifp;
3251 ic = ifp->if_l2com;
3252
3253 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3254 "%s: %s short Tx preamble\n",
3255 device_get_nameunit(sc->dev),
3256 (ic->ic_flags & IEEE80211_F_SHPREAMBLE) ? "enabling" : "disabling");
3257
3258 tmp = rt2860_io_mac_read(sc, RT2860_REG_AUTO_RSP_CFG);
3259
3260 tmp &= ~RT2860_REG_CCK_SHORT_ENABLE;
3261
3262 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3263 tmp |= RT2860_REG_CCK_SHORT_ENABLE;
3264
3265 rt2860_io_mac_write(sc, RT2860_REG_AUTO_RSP_CFG, tmp);
3266 }
3267
3268 /*
3269 * rt2860_asic_set_basicrates
3270 */
3271 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc)
3272 {
3273 struct ifnet *ifp;
3274 struct ieee80211com *ic;
3275
3276 ifp = sc->ifp;
3277 ic = ifp->if_l2com;
3278
3279 if (ic->ic_curmode == IEEE80211_MODE_11B)
3280 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x3);
3281 else if (ic->ic_curmode == IEEE80211_MODE_11A)
3282 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x150);
3283 else
3284 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x15f);
3285 }
3286
3287 /*
3288 * rt2860_asic_update_rtsthreshold
3289 */
3290 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc)
3291 {
3292 struct ifnet *ifp;
3293 struct ieee80211com *ic;
3294 struct ieee80211vap *vap;
3295 uint32_t tmp;
3296 uint16_t threshold;
3297
3298 ifp = sc->ifp;
3299 ic = ifp->if_l2com;
3300 vap = TAILQ_FIRST(&ic->ic_vaps);
3301
3302 if (vap == NULL)
3303 threshold = IEEE80211_RTS_MAX;
3304 else if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
3305 threshold = 0x1000;
3306 else
3307 threshold = vap->iv_rtsthreshold;
3308
3309 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3310 "%s: updating RTS threshold: %d\n",
3311 device_get_nameunit(sc->dev), threshold);
3312
3313 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_RTS_CFG);
3314
3315 tmp &= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK << RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3316
3317 tmp |= ((threshold & RT2860_REG_TX_RTS_THRESHOLD_MASK) <<
3318 RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3319
3320 rt2860_io_mac_write(sc, RT2860_REG_TX_RTS_CFG, tmp);
3321 }
3322
3323 /*
3324 * rt2860_asic_update_txpower
3325 */
3326 static void rt2860_asic_update_txpower(struct rt2860_softc *sc)
3327 {
3328 struct ifnet *ifp;
3329 struct ieee80211com *ic;
3330 uint32_t *txpow_rate;
3331 int8_t delta;
3332 uint8_t val;
3333 uint32_t tmp;
3334 int i;
3335
3336 ifp = sc->ifp;
3337 ic = ifp->if_l2com;
3338
3339 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3340 "%s: updating Tx power: %d\n",
3341 device_get_nameunit(sc->dev), ic->ic_txpowlimit);
3342
3343 if (!IEEE80211_IS_CHAN_HT40(ic->ic_curchan))
3344 {
3345 txpow_rate = sc->txpow_rate_20mhz;
3346 }
3347 else
3348 {
3349 if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan))
3350 txpow_rate = sc->txpow_rate_40mhz_2ghz;
3351 else
3352 txpow_rate = sc->txpow_rate_40mhz_5ghz;
3353 }
3354
3355 delta = 0;
3356
3357 val = rt2860_io_bbp_read(sc, 1);
3358 val &= 0xfc;
3359
3360 if (ic->ic_txpowlimit > 90)
3361 {
3362 /* do nothing */
3363 }
3364 else if (ic->ic_txpowlimit > 60)
3365 {
3366 delta -= 1;
3367 }
3368 else if (ic->ic_txpowlimit > 30)
3369 {
3370 delta -= 3;
3371 }
3372 else if (ic->ic_txpowlimit > 15)
3373 {
3374 val |= 0x1;
3375 }
3376 else if (ic->ic_txpowlimit > 9)
3377 {
3378 val |= 0x1;
3379 delta -= 3;
3380 }
3381 else
3382 {
3383 val |= 0x2;
3384 }
3385
3386 rt2860_io_bbp_write(sc, 1, val);
3387
3388 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
3389 {
3390 if (txpow_rate[i] == 0xffffffff)
3391 continue;
3392
3393 tmp = rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate[i], delta);
3394
3395 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i), tmp);
3396 }
3397 }
3398
3399 /*
3400 * rt2860_asic_update_promisc
3401 */
3402 static void rt2860_asic_update_promisc(struct rt2860_softc *sc)
3403 {
3404 struct ifnet *ifp;
3405 uint32_t tmp;
3406
3407 ifp = sc->ifp;
3408
3409 printf("%s: %s promiscuous mode\n",
3410 device_get_nameunit(sc->dev),
3411 (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving");
3412
3413 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_FILTER_CFG);
3414
3415 tmp &= ~RT2860_REG_RX_FILTER_DROP_UC_NOME;
3416
3417 if (!(ifp->if_flags & IFF_PROMISC))
3418 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
3419
3420 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
3421 }
3422
3423 /*
3424 * rt2860_asic_updateprot
3425 */
3426 static void rt2860_asic_updateprot(struct rt2860_softc *sc)
3427 {
3428 struct ifnet *ifp;
3429 struct ieee80211com *ic;
3430 struct ieee80211vap *vap;
3431 uint32_t cck_prot, ofdm_prot, mm20_prot, mm40_prot, gf20_prot, gf40_prot;
3432 uint8_t htopmode;
3433 enum ieee80211_protmode htprotmode;
3434
3435 ifp = sc->ifp;
3436 ic = ifp->if_l2com;
3437 vap = TAILQ_FIRST(&ic->ic_vaps);
3438
3439 /* CCK frame protection */
3440
3441 cck_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3442 RT2860_REG_TXOP_ALLOW_ALL | RT2860_REG_PROT_CTRL_NONE;
3443
3444 /* set up protection frame phy mode and rate (MCS code) */
3445
3446 if (ic->ic_curmode == IEEE80211_MODE_11A)
3447 cck_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3448 (0 << RT2860_REG_PROT_MCS_SHIFT);
3449 else
3450 cck_prot |= ((RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3451 (3 << RT2860_REG_PROT_MCS_SHIFT));
3452
3453 rt2860_io_mac_write(sc, RT2860_REG_TX_CCK_PROT_CFG, cck_prot);
3454
3455 /* OFDM frame protection */
3456
3457 ofdm_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3458 RT2860_REG_TXOP_ALLOW_ALL;
3459
3460 if (ic->ic_flags & IEEE80211_F_USEPROT)
3461 {
3462 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3463 "%s: updating protection mode: b/g protection mode=%s\n",
3464 device_get_nameunit(sc->dev),
3465 (ic->ic_protmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3466 ((ic->ic_protmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3467
3468 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3469 ofdm_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3470 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3471 ofdm_prot |= RT2860_REG_PROT_CTRL_CTS;
3472 else
3473 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3474 }
3475 else
3476 {
3477 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3478 "%s: updating protection mode: b/g protection mode=%s\n",
3479 device_get_nameunit(sc->dev), "none");
3480
3481 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3482 }
3483
3484 rt2860_io_mac_write(sc, RT2860_REG_TX_OFDM_PROT_CFG, ofdm_prot);
3485
3486 /* HT frame protection */
3487
3488 if ((vap != NULL) && (vap->iv_opmode == IEEE80211_M_STA) && (vap->iv_state == IEEE80211_S_RUN))
3489 htopmode = vap->iv_bss->ni_htopmode;
3490 else
3491 htopmode = ic->ic_curhtprotmode;
3492
3493 htprotmode = ic->ic_htprotmode;
3494
3495 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3496
3497 if (sc->tx_ampdu_sessions > 0)
3498 {
3499 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3500 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3501 device_get_nameunit(sc->dev));
3502
3503 htopmode = IEEE80211_HTINFO_OPMODE_MIXED;
3504 htprotmode = IEEE80211_PROT_RTSCTS;
3505 }
3506
3507 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3508 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3509 device_get_nameunit(sc->dev),
3510 htopmode & IEEE80211_HTINFO_OPMODE,
3511 (htprotmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3512 ((htprotmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3513
3514 switch (htopmode & IEEE80211_HTINFO_OPMODE)
3515 {
3516 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3517 case IEEE80211_HTINFO_OPMODE_HT20PR:
3518 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3519 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3520 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3521 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3522 (4 << RT2860_REG_PROT_MCS_SHIFT);
3523
3524 gf20_prot = mm20_prot;
3525
3526 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL |
3527 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3528 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3529
3530 if (htprotmode == IEEE80211_PROT_RTSCTS)
3531 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3532 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3533 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3534 else
3535 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3536
3537 gf40_prot = mm40_prot;
3538 break;
3539
3540 /* IEEE80211_HTINFO_OPMODE_MIXED */
3541 case IEEE80211_HTINFO_OPMODE_MIXED:
3542 mm20_prot = RT2860_REG_PROT_NAV_SHORT |
3543 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3544 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20;
3545
3546 if (ic->ic_flags & IEEE80211_F_USEPROT)
3547 mm20_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3548 (3 << RT2860_REG_PROT_MCS_SHIFT);
3549 else
3550 mm20_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3551 (4 << RT2860_REG_PROT_MCS_SHIFT);
3552
3553 if (htprotmode == IEEE80211_PROT_RTSCTS)
3554 mm20_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3555 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3556 mm20_prot |= RT2860_REG_PROT_CTRL_CTS;
3557 else
3558 mm20_prot |= RT2860_REG_PROT_CTRL_NONE;
3559
3560 gf20_prot = mm20_prot;
3561
3562 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL;
3563
3564 if (ic->ic_flags & IEEE80211_F_USEPROT)
3565 mm40_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3566 (3 << RT2860_REG_PROT_MCS_SHIFT);
3567 else
3568 mm40_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3569 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3570
3571 if (htprotmode == IEEE80211_PROT_RTSCTS)
3572 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3573 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3574 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3575 else
3576 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3577
3578 gf40_prot = mm40_prot;
3579 break;
3580
3581 /*
3582 * IEEE80211_HTINFO_OPMODE_PURE
3583 * IEEE80211_HTINFO_OPMODE_PROTOPT
3584 */
3585 case IEEE80211_HTINFO_OPMODE_PURE:
3586 case IEEE80211_HTINFO_OPMODE_PROTOPT:
3587 default:
3588 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3589 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3590 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3591 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3592 (4 << RT2860_REG_PROT_MCS_SHIFT);
3593
3594 gf20_prot = mm20_prot;
3595
3596 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3597 RT2860_REG_TXOP_ALLOW_ALL |
3598 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3599 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3600
3601 gf40_prot = mm40_prot;
3602 break;
3603 }
3604
3605 rt2860_io_mac_write(sc, RT2860_REG_TX_MM20_PROT_CFG, mm20_prot);
3606 rt2860_io_mac_write(sc, RT2860_REG_TX_MM40_PROT_CFG, mm40_prot);
3607 rt2860_io_mac_write(sc, RT2860_REG_TX_GF20_PROT_CFG, gf20_prot);
3608 rt2860_io_mac_write(sc, RT2860_REG_TX_GF40_PROT_CFG, gf40_prot);
3609 }
3610
3611 /*
3612 * rt2860_asic_updateslot
3613 */
3614 static void rt2860_asic_updateslot(struct rt2860_softc *sc)
3615 {
3616 struct ifnet *ifp;
3617 struct ieee80211com *ic;
3618 struct ieee80211vap *vap;
3619 uint32_t tmp;
3620
3621 ifp = sc->ifp;
3622 ic = ifp->if_l2com;
3623 vap = TAILQ_FIRST(&ic->ic_vaps);
3624
3625 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3626 "%s: %s short slot time\n",
3627 device_get_nameunit(sc->dev),
3628 ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3629 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST))) ? "enabling" : "disabling");
3630
3631 tmp = rt2860_io_mac_read(sc, RT2860_REG_BKOFF_SLOT_CFG);
3632
3633 tmp &= ~0xff;
3634
3635 if ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3636 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST)))
3637 tmp |= IEEE80211_DUR_SHSLOT;
3638 else
3639 tmp |= IEEE80211_DUR_SLOT;
3640
3641 rt2860_io_mac_write(sc, RT2860_REG_BKOFF_SLOT_CFG, tmp);
3642 }
3643
3644 /*
3645 * rt2860_asic_wme_update
3646 */
3647 static void rt2860_asic_wme_update(struct rt2860_softc *sc)
3648 {
3649 struct ifnet *ifp;
3650 struct ieee80211com *ic;
3651 struct ieee80211_wme_state *wme;
3652 const struct wmeParams *wmep;
3653 int i;
3654
3655 ifp = sc->ifp;
3656 ic = ifp->if_l2com;
3657 wme = &ic->ic_wme;
3658 wmep = wme->wme_chanParams.cap_wmeParams;
3659
3660 RT2860_DPRINTF(sc, RT2860_DEBUG_WME,
3661 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3662 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3663 device_get_nameunit(sc->dev),
3664 wmep[WME_AC_VO].wmep_aifsn,
3665 wmep[WME_AC_VO].wmep_logcwmin, wmep[WME_AC_VO].wmep_logcwmax,
3666 wmep[WME_AC_VO].wmep_txopLimit,
3667 wmep[WME_AC_VI].wmep_aifsn,
3668 wmep[WME_AC_VI].wmep_logcwmin, wmep[WME_AC_VI].wmep_logcwmax,
3669 wmep[WME_AC_VI].wmep_txopLimit,
3670 wmep[WME_AC_BK].wmep_aifsn,
3671 wmep[WME_AC_BK].wmep_logcwmin, wmep[WME_AC_BK].wmep_logcwmax,
3672 wmep[WME_AC_BK].wmep_txopLimit,
3673 wmep[WME_AC_BE].wmep_aifsn,
3674 wmep[WME_AC_BE].wmep_logcwmin, wmep[WME_AC_BE].wmep_logcwmax,
3675 wmep[WME_AC_BE].wmep_txopLimit);
3676
3677 for (i = 0; i < WME_NUM_AC; i++)
3678 rt2860_io_mac_write(sc, RT2860_REG_TX_EDCA_AC_CFG(i),
3679 (wmep[i].wmep_logcwmax << 16) | (wmep[i].wmep_logcwmin << 12) |
3680 (wmep[i].wmep_aifsn << 8) | wmep[i].wmep_txopLimit);
3681
3682 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_AIFSN_CFG,
3683 (wmep[WME_AC_VO].wmep_aifsn << 12) | (wmep[WME_AC_VI].wmep_aifsn << 8) |
3684 (wmep[WME_AC_BK].wmep_aifsn << 4) | wmep[WME_AC_BE].wmep_aifsn);
3685
3686 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMIN_CFG,
3687 (wmep[WME_AC_VO].wmep_logcwmin << 12) | (wmep[WME_AC_VI].wmep_logcwmin << 8) |
3688 (wmep[WME_AC_BK].wmep_logcwmin << 4) | wmep[WME_AC_BE].wmep_logcwmin);
3689
3690 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMAX_CFG,
3691 (wmep[WME_AC_VO].wmep_logcwmax << 12) | (wmep[WME_AC_VI].wmep_logcwmax << 8) |
3692 (wmep[WME_AC_BK].wmep_logcwmax << 4) | wmep[WME_AC_BE].wmep_logcwmax);
3693
3694 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG,
3695 (wmep[WME_AC_BK].wmep_txopLimit << 16) | wmep[WME_AC_BE].wmep_txopLimit);
3696
3697 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
3698 (wmep[WME_AC_VO].wmep_txopLimit << 16) | wmep[WME_AC_VI].wmep_txopLimit);
3699 }
3700
3701 /*
3702 * rt2860_asic_update_beacon
3703 */
3704 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
3705 struct ieee80211vap *vap)
3706 {
3707 struct rt2860_softc_vap *rvap;
3708 struct mbuf *m;
3709 struct rt2860_txwi *txwi;
3710 uint32_t tmp;
3711
3712 rvap = (struct rt2860_softc_vap *) vap;
3713
3714 m = rvap->beacon_mbuf;
3715 txwi = &rvap->beacon_txwi;
3716
3717 /* disable temporarily TSF sync */
3718
3719 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3720
3721 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3722 RT2860_REG_TSF_TIMER_ENABLE |
3723 RT2860_REG_TBTT_TIMER_ENABLE);
3724
3725 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3726
3727 /* write Tx wireless info and beacon frame to on-chip memory */
3728
3729 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0),
3730 txwi, sizeof(struct rt2860_txwi));
3731
3732 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi),
3733 mtod(m, uint8_t *), m->m_pkthdr.len);
3734
3735 /* enable again TSF sync */
3736
3737 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3738
3739 tmp |= (RT2860_REG_BCN_TX_ENABLE |
3740 RT2860_REG_TSF_TIMER_ENABLE |
3741 RT2860_REG_TBTT_TIMER_ENABLE);
3742
3743 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3744 }
3745
3746 /*
3747 * rt2860_asic_clear_keytables
3748 */
3749 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc)
3750 {
3751 int i;
3752
3753 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3754
3755 for (i = 0; i < 256; i++)
3756 {
3757 rt2860_io_mac_write(sc, RT2860_REG_WCID(i), 0xffffffff);
3758 rt2860_io_mac_write(sc, RT2860_REG_WCID(i) + 4, 0x0000ffff);
3759 }
3760
3761 /* clear WCID attribute table (entries = 256, entry size = 4) */
3762
3763 rt2860_io_mac_set_region_4(sc, RT2860_REG_WCID_ATTR(0), 0, 256);
3764
3765 /* clear IV/EIV table (entries = 256, entry size = 8) */
3766
3767 rt2860_io_mac_set_region_4(sc, RT2860_REG_IVEIV(0), 0, 2 * 256);
3768
3769 /* clear pairwise key table (entries = 64, entry size = 32) */
3770
3771 rt2860_io_mac_set_region_4(sc, RT2860_REG_PKEY(0), 0, 8 * 64);
3772
3773 /* clear shared key table (entries = 32, entry size = 32) */
3774
3775 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3776
3777 /* clear shared key mode (entries = 32, entry size = 2) */
3778
3779 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY_MODE(0), 0, 16);
3780 }
3781
3782 /*
3783 * rt2860_beacon_alloc
3784 */
3785 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
3786 struct ieee80211vap *vap)
3787 {
3788 struct ieee80211com *ic;
3789 struct rt2860_softc_vap *rvap;
3790 const struct ieee80211_txparam *tp;
3791 struct mbuf *m;
3792 struct rt2860_txwi txwi;
3793 uint8_t rate, mcs;
3794
3795 ic = vap->iv_ic;
3796 rvap = (struct rt2860_softc_vap *) vap;
3797 tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)];
3798
3799 m = ieee80211_beacon_alloc(vap->iv_bss, &rvap->beacon_offsets);
3800 if (m == NULL)
3801 return ENOMEM;
3802
3803 rate = tp->mgmtrate;
3804 mcs = rt2860_rate2mcs(rate);
3805
3806 memset(&txwi, 0, sizeof(struct rt2860_txwi));
3807
3808 txwi.wcid = RT2860_WCID_RESERVED;
3809 txwi.pid_mpdu_len = ((htole16(m->m_pkthdr.len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3810 RT2860_TXWI_MPDU_LEN_SHIFT);
3811 txwi.txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3812 txwi.mpdu_density_flags |=
3813 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3814 txwi.bawin_size_xflags |=
3815 (RT2860_TXWI_XFLAGS_NSEQ << RT2860_TXWI_XFLAGS_SHIFT);
3816
3817 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
3818 {
3819 txwi.phymode_ifs_stbc_shortgi =
3820 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3821
3822 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3823 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3824 }
3825 else
3826 {
3827 txwi.phymode_ifs_stbc_shortgi =
3828 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3829 }
3830
3831 txwi.bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
3832 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3833
3834 if (rvap->beacon_mbuf != NULL)
3835 {
3836 m_free(rvap->beacon_mbuf);
3837 rvap->beacon_mbuf = NULL;
3838 }
3839
3840 rvap->beacon_mbuf = m;
3841 rvap->beacon_txwi = txwi;
3842
3843 return 0;
3844 }
3845
3846 /*
3847 * rt2860_rxrate
3848 */
3849 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi)
3850 {
3851 uint8_t mcs, phymode;
3852 uint8_t rate;
3853
3854 mcs = (rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK;
3855 phymode = (rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
3856 RT2860_RXWI_PHYMODE_MASK;
3857
3858 rate = 2;
3859
3860 switch (phymode)
3861 {
3862 case RT2860_RXWI_PHYMODE_CCK:
3863 switch (mcs & ~RT2860_RXWI_MCS_SHOTPRE)
3864 {
3865 case 0: rate = 2; break; /* 1 Mbps */
3866 case 1: rate = 4; break; /* 2 MBps */
3867 case 2: rate = 11; break; /* 5.5 Mbps */
3868 case 3: rate = 22; break; /* 11 Mbps */
3869 }
3870 break;
3871
3872 case RT2860_RXWI_PHYMODE_OFDM:
3873 switch (mcs)
3874 {
3875 case 0: rate = 12; break; /* 6 Mbps */
3876 case 1: rate = 18; break; /* 9 Mbps */
3877 case 2: rate = 24; break; /* 12 Mbps */
3878 case 3: rate = 36; break; /* 18 Mbps */
3879 case 4: rate = 48; break; /* 24 Mbps */
3880 case 5: rate = 72; break; /* 36 Mbps */
3881 case 6: rate = 96; break; /* 48 Mbps */
3882 case 7: rate = 108; break; /* 54 Mbps */
3883 }
3884 break;
3885
3886 case RT2860_RXWI_PHYMODE_HT_MIXED:
3887 case RT2860_RXWI_PHYMODE_HT_GF:
3888 break;
3889 }
3890
3891 return rate;
3892 }
3893
3894 /*
3895 * rt2860_maxrssi_rxpath
3896 */
3897 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
3898 const struct rt2860_rxwi *rxwi)
3899 {
3900 uint8_t rxpath;
3901
3902 rxpath = 0;
3903
3904 if (sc->nrxpath > 1)
3905 if (rxwi->rssi[1] > rxwi->rssi[rxpath])
3906 rxpath = 1;
3907
3908 if (sc->nrxpath > 2)
3909 if (rxwi->rssi[2] > rxwi->rssi[rxpath])
3910 rxpath = 2;
3911
3912 return rxpath;
3913 }
3914
3915 /*
3916 * rt2860_rssi2dbm
3917 */
3918 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
3919 uint8_t rssi, uint8_t rxpath)
3920 {
3921 struct ifnet *ifp;
3922 struct ieee80211com *ic;
3923 struct ieee80211_channel *c;
3924 int chan;
3925 int8_t rssi_off, lna_gain;
3926
3927 if (rssi == 0)
3928 return -99;
3929
3930 ifp = sc->ifp;
3931 ic = ifp->if_l2com;
3932 c = ic->ic_curchan;
3933 chan = ieee80211_chan2ieee(ic, c);
3934
3935 if (IEEE80211_IS_CHAN_5GHZ(c))
3936 {
3937 rssi_off = sc->rssi_off_5ghz[rxpath];
3938
3939 if (chan <= 64)
3940 lna_gain = sc->lna_gain[1];
3941 else if (chan <= 128)
3942 lna_gain = sc->lna_gain[2];
3943 else
3944 lna_gain = sc->lna_gain[3];
3945 }
3946 else
3947 {
3948 rssi_off = sc->rssi_off_2ghz[rxpath] - sc->lna_gain[0];
3949 lna_gain = sc->lna_gain[0];
3950 }
3951
3952 return (-12 - rssi_off - lna_gain - rssi);
3953 }
3954
3955 /*
3956 * rt2860_rate2mcs
3957 */
3958 static uint8_t rt2860_rate2mcs(uint8_t rate)
3959 {
3960 switch (rate)
3961 {
3962 /* CCK rates */
3963 case 2: return 0;
3964 case 4: return 1;
3965 case 11: return 2;
3966 case 22: return 3;
3967
3968 /* OFDM rates */
3969 case 12: return 0;
3970 case 18: return 1;
3971 case 24: return 2;
3972 case 36: return 3;
3973 case 48: return 4;
3974 case 72: return 5;
3975 case 96: return 6;
3976 case 108: return 7;
3977 }
3978
3979 return 0;
3980 }
3981
3982 /*
3983 * rt2860_tx_mgmt
3984 */
3985 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
3986 struct mbuf *m, struct ieee80211_node *ni, int qid)
3987 {
3988 struct ifnet *ifp;
3989 struct ieee80211com *ic;
3990 struct ieee80211vap *vap;
3991 const struct ieee80211_txparam *tp;
3992 struct rt2860_softc_node *rni;
3993 struct rt2860_softc_tx_ring *ring;
3994 struct rt2860_softc_tx_data *data;
3995 struct rt2860_txdesc *desc;
3996 struct rt2860_txwi *txwi;
3997 struct ieee80211_frame *wh;
3998 struct rt2860_softc_tx_radiotap_header *tap;
3999 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4000 u_int hdrsize, hdrspace;
4001 uint8_t rate, stbc, shortgi, mcs, pid, qsel;
4002 uint16_t len, dmalen, mpdu_len, dur;
4003 int error, mimops, ndmasegs, ndescs, i, j;
4004
4005 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4006 ("%s: Tx MGMT: invalid qid=%d\n",
4007 device_get_nameunit(sc->dev), qid));
4008
4009 ifp = sc->ifp;
4010 ic = ifp->if_l2com;
4011 vap = ni->ni_vap;
4012 rni = (struct rt2860_softc_node *) ni;
4013 tp = ni->ni_txparms;
4014
4015 ring = &sc->tx_ring[qid];
4016 desc = &ring->desc[ring->desc_cur];
4017 data = &ring->data[ring->data_cur];
4018 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4019
4020 wh = mtod(m, struct ieee80211_frame *);
4021
4022 rate = tp->mgmtrate & IEEE80211_RATE_VAL;
4023
4024 /* fill Tx wireless info */
4025
4026 if (ni->ni_flags & IEEE80211_NODE_HT)
4027 mcs = rate;
4028 else
4029 mcs = rt2860_rate2mcs(rate);
4030
4031 /* calculate MPDU length without padding */
4032
4033 hdrsize = ieee80211_hdrsize(wh);
4034 hdrspace = ieee80211_hdrspace(ic, wh);
4035 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4036
4037 memset(txwi, 0, sizeof(struct rt2860_txwi));
4038
4039 /* management frames do not need encryption */
4040
4041 txwi->wcid = RT2860_WCID_RESERVED;
4042
4043 /* MIMO power save */
4044
4045 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4046 {
4047 if (mcs > 7)
4048 {
4049 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4050 {
4051 /* dynamic MIMO power save */
4052
4053 txwi->mpdu_density_flags |=
4054 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4055 }
4056 else
4057 {
4058 /* static MIMO power save */
4059
4060 mcs = 7;
4061 }
4062 }
4063
4064 mimops = 1;
4065 }
4066 else
4067 {
4068 mimops = 0;
4069 }
4070
4071 pid = mcs;
4072
4073 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4074 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4075 RT2860_TXWI_MPDU_LEN_SHIFT);
4076
4077 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4078 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4079
4080 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4081 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4082
4083 txwi->phymode_ifs_stbc_shortgi |=
4084 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4085 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4086
4087 if (ni->ni_flags & IEEE80211_NODE_HT)
4088 {
4089 txwi->phymode_ifs_stbc_shortgi |=
4090 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4091 }
4092 else
4093 {
4094 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4095 {
4096 txwi->phymode_ifs_stbc_shortgi |=
4097 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4098
4099 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4100 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4101 }
4102 else
4103 {
4104 txwi->phymode_ifs_stbc_shortgi |=
4105 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4106 }
4107 }
4108
4109 txwi->bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
4110 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4111
4112 txwi->txop = (RT2860_TXWI_TXOP_BACKOFF << RT2860_TXWI_TXOP_SHIFT);
4113
4114 /* skip ACKs for multicast frames */
4115
4116 if (!IEEE80211_IS_MULTICAST(wh->i_addr1))
4117 {
4118 txwi->bawin_size_xflags |=
4119 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4120
4121 if (ni->ni_flags & IEEE80211_NODE_HT)
4122 {
4123 /* preamble + plcp + signal extension + SIFS */
4124
4125 dur = 16 + 4 + 6 + 10;
4126 }
4127 else
4128 {
4129 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4130 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4131 }
4132
4133 *(uint16_t *) wh->i_dur = htole16(dur);
4134 }
4135
4136 /* ask MAC to insert timestamp into probe responses */
4137
4138 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4139 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4140 txwi->mpdu_density_flags |=
4141 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4142
4143 if (ieee80211_radiotap_active_vap(vap))
4144 {
4145 tap = &sc->txtap;
4146
4147 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4148 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4149 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4150 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4151 tap->chan_maxpow = 0;
4152
4153 if (ni->ni_flags & IEEE80211_NODE_HT)
4154 tap->rate = mcs | IEEE80211_RATE_MCS;
4155 else
4156 tap->rate = rate;
4157
4158 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4159 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4160
4161 if (shortgi)
4162 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4163
4164 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4165 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4166
4167 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4168 {
4169 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4170
4171 ieee80211_radiotap_tx(vap, m);
4172
4173 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4174 }
4175 else
4176 {
4177 ieee80211_radiotap_tx(vap, m);
4178 }
4179 }
4180
4181 /* copy and trim 802.11 header */
4182
4183 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4184 m_adj(m, hdrspace);
4185
4186 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4187 dma_seg, &ndmasegs, 0);
4188 if (error != 0)
4189 {
4190 /* too many fragments, linearize */
4191
4192 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4193 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4194 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4195
4196 m = m_defrag(m, M_DONTWAIT);
4197 if (m == NULL)
4198 return ENOMEM;
4199
4200 sc->tx_defrag_packets++;
4201
4202 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4203 dma_seg, &ndmasegs, 0);
4204 if (error != 0)
4205 {
4206 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4207 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4208 m_freem(m);
4209 return error;
4210 }
4211 }
4212
4213 if (m->m_pkthdr.len == 0)
4214 ndmasegs = 0;
4215
4216 /* determine how many Tx descs are required */
4217
4218 ndescs = 1 + ndmasegs / 2;
4219 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4220 {
4221 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4222 "%s: there are not enough Tx descs\n",
4223 device_get_nameunit(sc->dev));
4224
4225 sc->no_tx_desc_avail++;
4226
4227 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4228 m_freem(m);
4229 return EFBIG;
4230 }
4231
4232 data->m = m;
4233 data->ni = ni;
4234
4235 /* set up Tx descs */
4236
4237 /* first segment is Tx wireless info and 802.11 header */
4238
4239 len = sizeof(struct rt2860_txwi) + hdrsize;
4240
4241 /* align end on a 4-bytes boundary */
4242
4243 dmalen = (len + 3) & ~ 3;
4244
4245 memset((caddr_t) txwi + len, 0, dmalen - len);
4246
4247 qsel = RT2860_TXDESC_QSEL_EDCA;
4248
4249 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4250 desc->sdl0 = htole16(dmalen);
4251 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4252
4253 /* set up payload segments */
4254
4255 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4256 {
4257 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4258 desc->sdl1 = htole16(dma_seg[j].ds_len);
4259
4260 ring->desc_queued++;
4261 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4262
4263 j++;
4264
4265 desc = &ring->desc[ring->desc_cur];
4266
4267 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4268 desc->sdl0 = htole16(dma_seg[j].ds_len);
4269 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4270
4271 j++;
4272 }
4273
4274 /* finalize last payload segment */
4275
4276 if (i > 0)
4277 {
4278 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4279 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4280 }
4281 else
4282 {
4283 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4284 desc->sdl1 = 0;
4285 }
4286
4287 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4288 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4289 "stbc=%d, shortgi=%d, mcs=%d, mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4290 device_get_nameunit(sc->dev),
4291 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4292 stbc, shortgi, mcs, mimops, dmalen, ndmasegs,
4293 (int) dma_seg[0].ds_len, (int) dma_seg[1].ds_len, (int) dma_seg[2].ds_len, (int) dma_seg[3].ds_len, (int) dma_seg[4].ds_len);
4294
4295 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4296 BUS_DMASYNC_PREWRITE);
4297 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4298 BUS_DMASYNC_PREWRITE);
4299 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4300 BUS_DMASYNC_PREWRITE);
4301
4302 ring->desc_queued++;
4303 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4304
4305 ring->data_queued++;
4306 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4307
4308 /* kick Tx */
4309
4310 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4311
4312 return 0;
4313 }
4314
4315 /*
4316 * rt2860_tx_data
4317 */
4318 static int rt2860_tx_data(struct rt2860_softc *sc,
4319 struct mbuf *m, struct ieee80211_node *ni, int qid)
4320 {
4321 struct ifnet *ifp;
4322 struct ieee80211com *ic;
4323 struct ieee80211vap *vap;
4324 const struct ieee80211_txparam *tp;
4325 struct rt2860_softc_node *rni;
4326 struct rt2860_softc_tx_ring *ring;
4327 struct rt2860_softc_tx_data *data;
4328 struct rt2860_txdesc *desc;
4329 struct rt2860_txwi *txwi;
4330 struct ieee80211_frame *wh;
4331 struct ieee80211_tx_ampdu *tx_ampdu;
4332 ieee80211_seq seqno;
4333 struct rt2860_softc_tx_radiotap_header *tap;
4334 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4335 u_int hdrsize, hdrspace;
4336 uint8_t type, rate, bw, stbc, shortgi, mcs, pid, wcid, mpdu_density, bawin_size, qsel;
4337 uint16_t qos, len, dmalen, mpdu_len, dur;
4338 int error, hasqos, ac, tid, ampdu, mimops, ndmasegs, ndescs, i, j;
4339
4340 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4341 ("%s: Tx data: invalid qid=%d\n",
4342 device_get_nameunit(sc->dev), qid));
4343
4344 ifp = sc->ifp;
4345 ic = ifp->if_l2com;
4346 vap = ni->ni_vap;
4347 rni = (struct rt2860_softc_node *) ni;
4348 tp = ni->ni_txparms;
4349
4350 ring = &sc->tx_ring[qid];
4351 desc = &ring->desc[ring->desc_cur];
4352 data = &ring->data[ring->data_cur];
4353 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4354
4355 wh = mtod(m, struct ieee80211_frame *);
4356
4357 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
4358
4359 hasqos = IEEE80211_QOS_HAS_SEQ(wh);
4360 if (hasqos)
4361 {
4362 if (IEEE80211_HAS_ADDR4(wh))
4363 qos = le16toh(*(const uint16_t *)
4364 (((struct ieee80211_qosframe_addr4 *) wh)->i_qos));
4365 else
4366 qos = le16toh(*(const uint16_t *)
4367 (((struct ieee80211_qosframe *) wh)->i_qos));
4368 }
4369 else
4370 {
4371 qos = 0;
4372 }
4373
4374 if (IEEE80211_IS_MULTICAST(wh->i_addr1))
4375 rate = tp->mcastrate;
4376 else if (m->m_flags & M_EAPOL)
4377 rate = tp->mgmtrate;
4378 else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
4379 rate = tp->ucastrate;
4380 else
4381 rate = ni->ni_txrate;
4382
4383 rate &= IEEE80211_RATE_VAL;
4384
4385 /* fill Tx wireless info */
4386
4387 if (ni->ni_flags & IEEE80211_NODE_HT)
4388 mcs = rate;
4389 else
4390 mcs = rt2860_rate2mcs(rate);
4391
4392 if (type == IEEE80211_FC0_TYPE_DATA)
4393 wcid = !IEEE80211_IS_MULTICAST(wh->i_addr1) ? rni->staid : RT2860_WCID_MCAST;
4394 else
4395 wcid = RT2860_WCID_RESERVED;
4396
4397 /* calculate MPDU length without padding */
4398
4399 hdrsize = ieee80211_hdrsize(wh);
4400 hdrspace = ieee80211_hdrspace(ic, wh);
4401 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4402
4403 memset(txwi, 0, sizeof(struct rt2860_txwi));
4404
4405 txwi->wcid = wcid;
4406
4407 /* MIMO power save */
4408
4409 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4410 {
4411 if (mcs > 7)
4412 {
4413 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4414 {
4415 /* dynamic MIMO power save */
4416
4417 txwi->mpdu_density_flags |=
4418 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4419 }
4420 else
4421 {
4422 /* static MIMO power save */
4423
4424 mcs = 7;
4425 }
4426 }
4427
4428 mimops = 1;
4429 }
4430 else
4431 {
4432 mimops = 0;
4433 }
4434
4435 pid = mcs;
4436
4437 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4438 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4439 RT2860_TXWI_MPDU_LEN_SHIFT);
4440
4441 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4442 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4443
4444 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4445 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4446
4447 txwi->phymode_ifs_stbc_shortgi |=
4448 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4449 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4450
4451 if (ni->ni_flags & IEEE80211_NODE_HT)
4452 {
4453 txwi->phymode_ifs_stbc_shortgi |=
4454 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4455 }
4456 else
4457 {
4458 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4459 {
4460 txwi->phymode_ifs_stbc_shortgi |=
4461 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4462
4463 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4464 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4465 }
4466 else
4467 {
4468 txwi->phymode_ifs_stbc_shortgi |=
4469 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4470 }
4471 }
4472
4473 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_chw == 40))
4474 bw = RT2860_TXWI_BW_40;
4475 else
4476 bw = RT2860_TXWI_BW_20;
4477
4478 txwi->bw_mcs = ((bw & RT2860_TXWI_BW_MASK) << RT2860_TXWI_BW_SHIFT) |
4479 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4480
4481 txwi->txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
4482
4483 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
4484 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != IEEE80211_QOS_ACKPOLICY_NOACK))
4485 {
4486 txwi->bawin_size_xflags |=
4487 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4488
4489 if (ni->ni_flags & IEEE80211_NODE_HT)
4490 {
4491 /* preamble + plcp + signal extension + SIFS */
4492
4493 dur = 16 + 4 + 6 + 10;
4494 }
4495 else
4496 {
4497 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4498 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4499 }
4500
4501 *(uint16_t *) wh->i_dur = htole16(dur);
4502 }
4503
4504 /* check for A-MPDU */
4505
4506 if (m->m_flags & M_AMPDU_MPDU)
4507 {
4508 ac = M_WME_GETAC(m);
4509 tid = WME_AC_TO_TID(ac);
4510 tx_ampdu = &ni->ni_tx_ampdu[ac];
4511
4512 mpdu_density = RT2860_MS(ni->ni_htparam, IEEE80211_HTCAP_MPDUDENSITY);
4513 bawin_size = tx_ampdu->txa_wnd;
4514
4515 txwi->mpdu_density_flags |=
4516 ((mpdu_density & RT2860_TXWI_MPDU_DENSITY_MASK) << RT2860_TXWI_MPDU_DENSITY_SHIFT) |
4517 (RT2860_TXWI_FLAGS_AMPDU << RT2860_TXWI_FLAGS_SHIFT);
4518
4519 txwi->bawin_size_xflags |=
4520 ((bawin_size & RT2860_TXWI_BAWIN_SIZE_MASK) << RT2860_TXWI_BAWIN_SIZE_SHIFT);
4521
4522 seqno = ni->ni_txseqs[tid]++;
4523
4524 *(uint16_t *) &wh->i_seq[0] = htole16(seqno << IEEE80211_SEQ_SEQ_SHIFT);
4525
4526 ampdu = 1;
4527 }
4528 else
4529 {
4530 ampdu = 0;
4531 }
4532
4533 /* ask MAC to insert timestamp into probe responses */
4534
4535 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4536 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4537 txwi->mpdu_density_flags |=
4538 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4539
4540 if (ieee80211_radiotap_active_vap(vap))
4541 {
4542 tap = &sc->txtap;
4543
4544 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4545 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4546 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4547 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4548 tap->chan_maxpow = 0;
4549
4550 if (ni->ni_flags & IEEE80211_NODE_HT)
4551 tap->rate = mcs | IEEE80211_RATE_MCS;
4552 else
4553 tap->rate = rate;
4554
4555 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4556 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4557
4558 if (shortgi)
4559 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4560
4561 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4562 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4563
4564 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4565 {
4566 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4567
4568 ieee80211_radiotap_tx(vap, m);
4569
4570 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4571 }
4572 else
4573 {
4574 ieee80211_radiotap_tx(vap, m);
4575 }
4576 }
4577
4578 /* copy and trim 802.11 header */
4579
4580 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4581 m_adj(m, hdrspace);
4582
4583 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4584 dma_seg, &ndmasegs, 0);
4585 if (error != 0)
4586 {
4587 /* too many fragments, linearize */
4588
4589 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4590 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4591 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4592
4593 m = m_defrag(m, M_DONTWAIT);
4594 if (m == NULL)
4595 return ENOMEM;
4596
4597 sc->tx_defrag_packets++;
4598
4599 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4600 dma_seg, &ndmasegs, 0);
4601 if (error != 0)
4602 {
4603 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4604 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4605 m_freem(m);
4606 return error;
4607 }
4608 }
4609
4610 if (m->m_pkthdr.len == 0)
4611 ndmasegs = 0;
4612
4613 /* determine how many Tx descs are required */
4614
4615 ndescs = 1 + ndmasegs / 2;
4616 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4617 {
4618 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4619 "%s: there are not enough Tx descs\n",
4620 device_get_nameunit(sc->dev));
4621
4622 sc->no_tx_desc_avail++;
4623
4624 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4625 m_freem(m);
4626 return EFBIG;
4627 }
4628
4629 data->m = m;
4630 data->ni = ni;
4631
4632 /* set up Tx descs */
4633
4634 /* first segment is Tx wireless info and 802.11 header */
4635
4636 len = sizeof(struct rt2860_txwi) + hdrsize;
4637
4638 /* align end on a 4-bytes boundary */
4639
4640 dmalen = (len + 3) & ~ 3;
4641
4642 memset((caddr_t) txwi + len, 0, dmalen - len);
4643
4644 qsel = RT2860_TXDESC_QSEL_EDCA;
4645
4646 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4647 desc->sdl0 = htole16(dmalen);
4648 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4649
4650 /* set up payload segments */
4651
4652 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4653 {
4654 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4655 desc->sdl1 = htole16(dma_seg[j].ds_len);
4656
4657 ring->desc_queued++;
4658 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4659
4660 j++;
4661
4662 desc = &ring->desc[ring->desc_cur];
4663
4664 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4665 desc->sdl0 = htole16(dma_seg[j].ds_len);
4666 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4667
4668 j++;
4669 }
4670
4671 /* finalize last payload segment */
4672
4673 if (i > 0)
4674 {
4675 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4676 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4677 }
4678 else
4679 {
4680 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4681 desc->sdl1 = 0;
4682 }
4683
4684 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4685 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4686 "bw=%d, stbc=%d, shortgi=%d, mcs=%d, wcid=0x%02x, ampdu=%d, mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4687 device_get_nameunit(sc->dev),
4688 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4689 bw, stbc, shortgi, mcs, wcid, ampdu, mimops, dmalen, ndmasegs,
4690 (int) dma_seg[0].ds_len, (int) dma_seg[1].ds_len, (int) dma_seg[2].ds_len, (int) dma_seg[3].ds_len, (int) dma_seg[4].ds_len);
4691
4692 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4693 BUS_DMASYNC_PREWRITE);
4694 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4695 BUS_DMASYNC_PREWRITE);
4696 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4697 BUS_DMASYNC_PREWRITE);
4698
4699 ring->desc_queued++;
4700 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4701
4702 ring->data_queued++;
4703 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4704
4705 /* kick Tx */
4706
4707 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4708
4709 return 0;
4710 }
4711
4712 /*
4713 * rt2860_tx_raw
4714 */
4715 static int rt2860_tx_raw(struct rt2860_softc *sc,
4716 struct mbuf *m, struct ieee80211_node *ni,
4717 const struct ieee80211_bpf_params *params)
4718 {
4719 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4720 "%s: Tx raw\n",
4721 device_get_nameunit(sc->dev));
4722
4723 return 0;
4724 }
4725
4726 /*
4727 * rt2860_intr
4728 */
4729 static void rt2860_intr(void *arg)
4730 {
4731 struct rt2860_softc *sc;
4732 struct ifnet *ifp;
4733 uint32_t status;
4734
4735 sc = arg;
4736 ifp = sc->ifp;
4737
4738 /* acknowledge interrupts */
4739
4740 status = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_INT_STATUS);
4741 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, status);
4742
4743 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4744 "%s: interrupt: status = 0x%08x\n",
4745 device_get_nameunit(sc->dev), status);
4746
4747 if (status == 0xffffffff || /* device likely went away */
4748 status == 0) /* not for us */
4749 return;
4750
4751 sc->interrupts++;
4752
4753 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4754 return;
4755
4756 if (status & RT2860_REG_INT_TX_COHERENT)
4757 rt2860_tx_coherent_intr(sc);
4758
4759 if (status & RT2860_REG_INT_RX_COHERENT)
4760 rt2860_rx_coherent_intr(sc);
4761
4762 if (status & RT2860_REG_INT_TXRX_COHERENT)
4763 rt2860_txrx_coherent_intr(sc);
4764
4765 if (status & RT2860_REG_INT_FIFO_STA_FULL)
4766 rt2860_fifo_sta_full_intr(sc);
4767
4768 if (status & RT2860_REG_INT_TX_MGMT_DONE)
4769 rt2860_tx_intr(sc, 5);
4770
4771 if (status & RT2860_REG_INT_RX_DONE)
4772 rt2860_rx_intr(sc);
4773
4774 if (status & RT2860_REG_INT_RX_DELAY_DONE)
4775 rt2860_rx_delay_intr(sc);
4776
4777 if (status & RT2860_REG_INT_TX_HCCA_DONE)
4778 rt2860_tx_intr(sc, 4);
4779
4780 if (status & RT2860_REG_INT_TX_AC3_DONE)
4781 rt2860_tx_intr(sc, 3);
4782
4783 if (status & RT2860_REG_INT_TX_AC2_DONE)
4784 rt2860_tx_intr(sc, 2);
4785
4786 if (status & RT2860_REG_INT_TX_AC1_DONE)
4787 rt2860_tx_intr(sc, 1);
4788
4789 if (status & RT2860_REG_INT_TX_AC0_DONE)
4790 rt2860_tx_intr(sc, 0);
4791
4792 if (status & RT2860_REG_INT_TX_DELAY_DONE)
4793 rt2860_tx_delay_intr(sc);
4794
4795 if (status & RT2860_REG_INT_PRE_TBTT)
4796 rt2860_pre_tbtt_intr(sc);
4797
4798 if (status & RT2860_REG_INT_TBTT)
4799 rt2860_tbtt_intr(sc);
4800
4801 if (status & RT2860_REG_INT_MCU_CMD)
4802 rt2860_mcu_cmd_intr(sc);
4803
4804 if (status & RT2860_REG_INT_AUTO_WAKEUP)
4805 rt2860_auto_wakeup_intr(sc);
4806
4807 if (status & RT2860_REG_INT_GP_TIMER)
4808 rt2860_gp_timer_intr(sc);
4809 }
4810
4811 /*
4812 * rt2860_tx_coherent_intr
4813 */
4814 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc)
4815 {
4816 uint32_t tmp;
4817 int i;
4818
4819 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4820 "%s: Tx coherent interrupt\n",
4821 device_get_nameunit(sc->dev));
4822
4823 sc->tx_coherent_interrupts++;
4824
4825 /* restart DMA engine */
4826
4827 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4828
4829 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4830 RT2860_REG_RX_DMA_ENABLE |
4831 RT2860_REG_TX_DMA_ENABLE);
4832
4833 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4834
4835 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4836
4837 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4838 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4839
4840 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4841 {
4842 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4843 sc->tx_ring[i].desc_phys_addr);
4844 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4845 RT2860_SOFTC_TX_RING_DESC_COUNT);
4846 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4847 }
4848
4849 /* init Rx ring */
4850
4851 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4852
4853 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4854 sc->rx_ring.desc_phys_addr);
4855 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4856 RT2860_SOFTC_RX_RING_DATA_COUNT);
4857 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4858 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4859
4860 rt2860_txrx_enable(sc);
4861 }
4862
4863 /*
4864 * rt2860_rx_coherent_intr
4865 */
4866 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc)
4867 {
4868 uint32_t tmp;
4869 int i;
4870
4871 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4872 "%s: Rx coherent interrupt\n",
4873 device_get_nameunit(sc->dev));
4874
4875 sc->rx_coherent_interrupts++;
4876
4877 /* restart DMA engine */
4878
4879 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4880
4881 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4882 RT2860_REG_RX_DMA_ENABLE |
4883 RT2860_REG_TX_DMA_ENABLE);
4884
4885 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4886
4887 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4888
4889 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4890 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4891
4892 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4893 {
4894 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4895 sc->tx_ring[i].desc_phys_addr);
4896 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4897 RT2860_SOFTC_TX_RING_DESC_COUNT);
4898 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4899 }
4900
4901 /* init Rx ring */
4902
4903 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4904
4905 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4906 sc->rx_ring.desc_phys_addr);
4907 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4908 RT2860_SOFTC_RX_RING_DATA_COUNT);
4909 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4910 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4911
4912 rt2860_txrx_enable(sc);
4913 }
4914
4915 /*
4916 * rt2860_txrx_coherent_intr
4917 */
4918 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc)
4919 {
4920 uint32_t tmp;
4921 int i;
4922
4923 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4924 "%s: Tx/Rx coherent interrupt\n",
4925 device_get_nameunit(sc->dev));
4926
4927 sc->txrx_coherent_interrupts++;
4928
4929 /* restart DMA engine */
4930
4931 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4932
4933 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4934 RT2860_REG_RX_DMA_ENABLE |
4935 RT2860_REG_TX_DMA_ENABLE);
4936
4937 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4938
4939 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4940
4941 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4942 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4943
4944 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4945 {
4946 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4947 sc->tx_ring[i].desc_phys_addr);
4948 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4949 RT2860_SOFTC_TX_RING_DESC_COUNT);
4950 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4951 }
4952
4953 /* init Rx ring */
4954
4955 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4956
4957 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4958 sc->rx_ring.desc_phys_addr);
4959 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4960 RT2860_SOFTC_RX_RING_DATA_COUNT);
4961 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4962 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4963
4964 rt2860_txrx_enable(sc);
4965 }
4966
4967 /*
4968 * rt2860_fifo_sta_full_intr
4969 */
4970 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc)
4971 {
4972 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4973 "%s: FIFO statistic full interrupt\n",
4974 device_get_nameunit(sc->dev));
4975
4976 sc->fifo_sta_full_interrupts++;
4977
4978 RT2860_SOFTC_LOCK(sc);
4979
4980 if (!(sc->intr_disable_mask & RT2860_REG_INT_FIFO_STA_FULL))
4981 {
4982 rt2860_intr_disable(sc, RT2860_REG_INT_FIFO_STA_FULL);
4983
4984 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
4985 }
4986
4987 sc->intr_pending_mask |= RT2860_REG_INT_FIFO_STA_FULL;
4988
4989 RT2860_SOFTC_UNLOCK(sc);
4990 }
4991
4992 /*
4993 * rt2860_rx_intr
4994 */
4995 static void rt2860_rx_intr(struct rt2860_softc *sc)
4996 {
4997 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4998 "%s: Rx interrupt\n",
4999 device_get_nameunit(sc->dev));
5000
5001 sc->rx_interrupts++;
5002
5003 RT2860_SOFTC_LOCK(sc);
5004
5005 if (!(sc->intr_disable_mask & RT2860_REG_INT_RX_DONE))
5006 {
5007 rt2860_intr_disable(sc, RT2860_REG_INT_RX_DONE);
5008
5009 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5010 }
5011
5012 sc->intr_pending_mask |= RT2860_REG_INT_RX_DONE;
5013
5014 RT2860_SOFTC_UNLOCK(sc);
5015 }
5016
5017 /*
5018 * rt2860_rx_delay_intr
5019 */
5020 static void rt2860_rx_delay_intr(struct rt2860_softc *sc)
5021 {
5022 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5023 "%s: Rx delay interrupt\n",
5024 device_get_nameunit(sc->dev));
5025
5026 sc->rx_delay_interrupts++;
5027 }
5028
5029 /*
5030 * rt2860_tx_intr
5031 */
5032 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid)
5033 {
5034 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
5035 ("%s: Tx interrupt: invalid qid=%d\n",
5036 device_get_nameunit(sc->dev), qid));
5037
5038 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5039 "%s: Tx interrupt: qid=%d\n",
5040 device_get_nameunit(sc->dev), qid);
5041
5042 sc->tx_interrupts[qid]++;
5043
5044 RT2860_SOFTC_LOCK(sc);
5045
5046 if (!(sc->intr_disable_mask & (RT2860_REG_INT_TX_AC0_DONE << qid)))
5047 {
5048 rt2860_intr_disable(sc, (RT2860_REG_INT_TX_AC0_DONE << qid));
5049
5050 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5051 }
5052
5053 sc->intr_pending_mask |= (RT2860_REG_INT_TX_AC0_DONE << qid);
5054
5055 RT2860_SOFTC_UNLOCK(sc);
5056 }
5057
5058 /*
5059 * rt2860_tx_delay_intr
5060 */
5061 static void rt2860_tx_delay_intr(struct rt2860_softc *sc)
5062 {
5063 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5064 "%s: Tx delay interrupt\n",
5065 device_get_nameunit(sc->dev));
5066
5067 sc->tx_delay_interrupts++;
5068 }
5069
5070 /*
5071 * rt2860_pre_tbtt_intr
5072 */
5073 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc)
5074 {
5075 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5076 "%s: Pre-TBTT interrupt\n",
5077 device_get_nameunit(sc->dev));
5078
5079 sc->pre_tbtt_interrupts++;
5080 }
5081
5082 /*
5083 * rt2860_tbtt_intr
5084 */
5085 static void rt2860_tbtt_intr(struct rt2860_softc *sc)
5086 {
5087 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5088 "%s: TBTT interrupt\n",
5089 device_get_nameunit(sc->dev));
5090
5091 sc->tbtt_interrupts++;
5092 }
5093
5094 /*
5095 * rt2860_mcu_cmd_intr
5096 */
5097 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc)
5098 {
5099 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5100 "%s: MCU command interrupt\n",
5101 device_get_nameunit(sc->dev));
5102
5103 sc->mcu_cmd_interrupts++;
5104 }
5105
5106 /*
5107 * rt2860_auto_wakeup_intr
5108 */
5109 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc)
5110 {
5111 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5112 "%s: auto wakeup interrupt\n",
5113 device_get_nameunit(sc->dev));
5114
5115 sc->auto_wakeup_interrupts++;
5116 }
5117
5118 /*
5119 * rt2860_gp_timer_intr
5120 */
5121 static void rt2860_gp_timer_intr(struct rt2860_softc *sc)
5122 {
5123 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5124 "%s: GP timer interrupt\n",
5125 device_get_nameunit(sc->dev));
5126
5127 sc->gp_timer_interrupts++;
5128 }
5129
5130 /*
5131 * rt2860_rx_done_task
5132 */
5133 static void rt2860_rx_done_task(void *context, int pending)
5134 {
5135 struct rt2860_softc *sc;
5136 struct ifnet *ifp;
5137 int again;
5138
5139 sc = context;
5140 ifp = sc->ifp;
5141
5142 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5143 "%s: Rx done task\n",
5144 device_get_nameunit(sc->dev));
5145
5146 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5147 return;
5148
5149 sc->intr_pending_mask &= ~RT2860_REG_INT_RX_DONE;
5150
5151 again = rt2860_rx_eof(sc, sc->rx_process_limit);
5152
5153 RT2860_SOFTC_LOCK(sc);
5154
5155 if ((sc->intr_pending_mask & RT2860_REG_INT_RX_DONE) || again)
5156 {
5157 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5158 "%s: Rx done task: scheduling again\n",
5159 device_get_nameunit(sc->dev));
5160
5161 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5162 }
5163 else
5164 {
5165 rt2860_intr_enable(sc, RT2860_REG_INT_RX_DONE);
5166 }
5167
5168 RT2860_SOFTC_UNLOCK(sc);
5169 }
5170
5171 /*
5172 * rt2860_tx_done_task
5173 */
5174 static void rt2860_tx_done_task(void *context, int pending)
5175 {
5176 struct rt2860_softc *sc;
5177 struct ifnet *ifp;
5178 uint32_t intr_mask;
5179 int i;
5180
5181 sc = context;
5182 ifp = sc->ifp;
5183
5184 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5185 "%s: Tx done task\n",
5186 device_get_nameunit(sc->dev));
5187
5188 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5189 return;
5190
5191 for (i = RT2860_SOFTC_TX_RING_COUNT - 1; i >= 0; i--)
5192 {
5193 if (sc->intr_pending_mask & (RT2860_REG_INT_TX_AC0_DONE << i))
5194 {
5195 sc->intr_pending_mask &= ~(RT2860_REG_INT_TX_AC0_DONE << i);
5196
5197 rt2860_tx_eof(sc, &sc->tx_ring[i]);
5198 }
5199 }
5200
5201 sc->tx_timer = 0;
5202
5203 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
5204
5205 intr_mask = (RT2860_REG_INT_TX_MGMT_DONE |
5206 RT2860_REG_INT_TX_HCCA_DONE |
5207 RT2860_REG_INT_TX_AC3_DONE |
5208 RT2860_REG_INT_TX_AC2_DONE |
5209 RT2860_REG_INT_TX_AC1_DONE |
5210 RT2860_REG_INT_TX_AC0_DONE);
5211
5212 RT2860_SOFTC_LOCK(sc);
5213
5214 rt2860_intr_enable(sc, ~sc->intr_pending_mask &
5215 (sc->intr_disable_mask & intr_mask));
5216
5217 if (sc->intr_pending_mask & intr_mask)
5218 {
5219 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5220 "%s: Tx done task: scheduling again\n",
5221 device_get_nameunit(sc->dev));
5222
5223 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5224 }
5225
5226 RT2860_SOFTC_UNLOCK(sc);
5227 }
5228
5229 /*
5230 * rt2860_fifo_sta_full_task
5231 */
5232 static void rt2860_fifo_sta_full_task(void *context, int pending)
5233 {
5234 struct rt2860_softc *sc;
5235 struct ifnet *ifp;
5236
5237 sc = context;
5238 ifp = sc->ifp;
5239
5240 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5241 "%s: FIFO statistic full task\n",
5242 device_get_nameunit(sc->dev));
5243
5244 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5245 return;
5246
5247 sc->intr_pending_mask &= ~RT2860_REG_INT_FIFO_STA_FULL;
5248
5249 rt2860_drain_fifo_stats(sc);
5250
5251 RT2860_SOFTC_LOCK(sc);
5252
5253 if (sc->intr_pending_mask & RT2860_REG_INT_FIFO_STA_FULL)
5254 {
5255 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5256 "%s: FIFO statistic full task: scheduling again\n",
5257 device_get_nameunit(sc->dev));
5258
5259 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
5260 }
5261 else
5262 {
5263 rt2860_intr_enable(sc, RT2860_REG_INT_FIFO_STA_FULL);
5264 }
5265
5266 RT2860_SOFTC_UNLOCK(sc);
5267 }
5268
5269 /*
5270 * rt2860_periodic_task
5271 */
5272 static void rt2860_periodic_task(void *context, int pending)
5273 {
5274 struct rt2860_softc *sc;
5275 struct ifnet *ifp;
5276 struct ieee80211com *ic;
5277 struct ieee80211vap *vap;
5278
5279 sc = context;
5280 ifp = sc->ifp;
5281 ic = ifp->if_l2com;
5282 vap = TAILQ_FIRST(&ic->ic_vaps);
5283
5284 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
5285 "%s: periodic task: round=%lu\n",
5286 device_get_nameunit(sc->dev), sc->periodic_round);
5287
5288 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5289 return;
5290
5291 RT2860_SOFTC_LOCK(sc);
5292
5293 sc->periodic_round++;
5294
5295 rt2860_update_stats(sc);
5296
5297 if ((sc->periodic_round % 10) == 0)
5298 {
5299 rt2860_bbp_tuning(sc);
5300
5301 rt2860_update_raw_counters(sc);
5302
5303 rt2860_watchdog(sc);
5304
5305 if (vap != NULL && vap->iv_opmode != IEEE80211_M_MONITOR && vap->iv_state == IEEE80211_S_RUN)
5306 {
5307 if (vap->iv_opmode == IEEE80211_M_STA)
5308 rt2860_amrr_update_iter_func(vap, vap->iv_bss);
5309 else
5310 ieee80211_iterate_nodes(&ic->ic_sta, rt2860_amrr_update_iter_func, vap);
5311 }
5312 }
5313
5314 RT2860_SOFTC_UNLOCK(sc);
5315
5316 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
5317 }
5318
5319 /*
5320 * rt2860_rx_eof
5321 */
5322 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit)
5323 {
5324 struct ifnet *ifp;
5325 struct ieee80211com *ic;
5326 struct ieee80211_frame *wh;
5327 struct ieee80211_node *ni;
5328 struct rt2860_softc_node *rni;
5329 struct rt2860_softc_rx_radiotap_header *tap;
5330 struct rt2860_softc_rx_ring *ring;
5331 struct rt2860_rxdesc *desc;
5332 struct rt2860_softc_rx_data *data;
5333 struct rt2860_rxwi *rxwi;
5334 struct mbuf *m, *mnew;
5335 bus_dma_segment_t segs[1];
5336 bus_dmamap_t dma_map;
5337 uint32_t index, desc_flags;
5338 uint8_t cipher_err, rssi, ant, phymode, bw, shortgi, mcs, keyidx;
5339 int8_t rssi_dbm;
5340 int error, nsegs, len, ampdu, amsdu, rssi_dbm_rel, nframes, i;
5341
5342 ifp = sc->ifp;
5343 ic = ifp->if_l2com;
5344 ring = &sc->rx_ring;
5345
5346 nframes = 0;
5347
5348 while (limit != 0)
5349 {
5350 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_RX_DRX_IDX);
5351 if (ring->cur == index)
5352 break;
5353
5354 desc = &ring->desc[ring->cur];
5355 desc_flags = le32toh(desc->flags);
5356 data = &ring->data[ring->cur];
5357
5358 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5359 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5360
5361 if (!(desc->sdl0 & htole16(RT2860_RXDESC_SDL0_DDONE)))
5362 break;
5363
5364 nframes++;
5365
5366 mnew = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
5367 if (mnew == NULL)
5368 {
5369 sc->rx_mbuf_alloc_errors++;
5370 ifp->if_ierrors++;
5371 goto skip;
5372 }
5373
5374 mnew->m_len = mnew->m_pkthdr.len = MJUMPAGESIZE;
5375
5376 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, ring->spare_dma_map,
5377 mnew, segs, &nsegs, BUS_DMA_NOWAIT);
5378 if (error != 0)
5379 {
5380 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5381 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5382 device_get_nameunit(sc->dev), error, nsegs);
5383
5384 m_freem(mnew);
5385
5386 sc->rx_mbuf_dmamap_errors++;
5387 ifp->if_ierrors++;
5388
5389 goto skip;
5390 }
5391
5392 KASSERT(nsegs == 1, ("%s: too many DMA segments",
5393 device_get_nameunit(sc->dev)));
5394
5395 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5396 BUS_DMASYNC_POSTREAD);
5397 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5398
5399 dma_map = data->dma_map;
5400 data->dma_map = ring->spare_dma_map;
5401 ring->spare_dma_map = dma_map;
5402
5403 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5404 BUS_DMASYNC_PREREAD);
5405
5406 m = data->m;
5407
5408 data->m = mnew;
5409 desc->sdp0 = htole32(segs[0].ds_addr);
5410
5411 /* get Rx wireless info */
5412
5413 rxwi = mtod(m, struct rt2860_rxwi *);
5414 len = (le16toh(rxwi->tid_size) >> RT2860_RXWI_SIZE_SHIFT) &
5415 RT2860_RXWI_SIZE_MASK;
5416
5417 /* check for L2 padding between IEEE 802.11 frame header and body */
5418
5419 if (desc_flags & RT2860_RXDESC_FLAGS_L2PAD)
5420 {
5421 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5422 "%s: L2 padding: len=%d\n",
5423 device_get_nameunit(sc->dev), len);
5424
5425 len += 2;
5426 }
5427
5428 m->m_pkthdr.rcvif = ifp;
5429 m->m_data = (caddr_t) (rxwi + 1);
5430 m->m_pkthdr.len = m->m_len = len;
5431
5432 /* check for crc errors */
5433
5434 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5435 {
5436 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5437 "%s: rxdesc: crc error\n",
5438 device_get_nameunit(sc->dev));
5439
5440 ifp->if_ierrors++;
5441
5442 if (!(ifp->if_flags & IFF_PROMISC))
5443 {
5444 m_freem(m);
5445 goto skip;
5446 }
5447 }
5448
5449 wh = (struct ieee80211_frame *) (rxwi + 1);
5450
5451 /* check for cipher errors */
5452
5453 if (desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED)
5454 {
5455 cipher_err = ((desc_flags >> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT) &
5456 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK);
5457 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE)
5458 {
5459 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5460 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
5461
5462 m->m_flags |= M_WEP;
5463
5464 sc->rx_cipher_no_errors++;
5465 }
5466 else
5467 {
5468 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5469 "%s: rxdesc: cipher error=0x%02x\n",
5470 device_get_nameunit(sc->dev), cipher_err);
5471
5472 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_ICV)
5473 sc->rx_cipher_icv_errors++;
5474 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC)
5475 sc->rx_cipher_mic_errors++;
5476 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_INVALID_KEY)
5477 sc->rx_cipher_invalid_key_errors++;
5478
5479 if ((cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC) &&
5480 (desc_flags & RT2860_RXDESC_FLAGS_MYBSS))
5481 {
5482 ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) wh);
5483 if (ni != NULL)
5484 {
5485 keyidx = (rxwi->udf_bssidx_keyidx >> RT2860_RXWI_KEYIDX_SHIFT) &
5486 RT2860_RXWI_KEYIDX_MASK;
5487
5488 ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx);
5489
5490 ieee80211_free_node(ni);
5491 }
5492 }
5493
5494 ifp->if_ierrors++;
5495
5496 if (!(ifp->if_flags & IFF_PROMISC))
5497 {
5498 m_free(m);
5499 goto skip;
5500 }
5501 }
5502 }
5503 else
5504 {
5505 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5506 {
5507 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5508 "%s: rxdesc: not decrypted but protected flag set\n",
5509 device_get_nameunit(sc->dev));
5510
5511 ifp->if_ierrors++;
5512
5513 if (!(ifp->if_flags & IFF_PROMISC))
5514 {
5515 m_free(m);
5516 goto skip;
5517 }
5518 }
5519 }
5520
5521 /* check for A-MPDU */
5522
5523 if (desc_flags & RT2860_RXDESC_FLAGS_AMPDU)
5524 {
5525 m->m_flags |= M_AMPDU;
5526
5527 sc->rx_ampdu++;
5528
5529 ampdu = 1;
5530 }
5531 else
5532 {
5533 ampdu = 0;
5534 }
5535
5536 /* check for A-MSDU */
5537
5538 if (desc_flags & RT2860_RXDESC_FLAGS_AMSDU)
5539 {
5540 sc->rx_amsdu++;
5541
5542 amsdu = 1;
5543 }
5544 else
5545 {
5546 amsdu = 0;
5547 }
5548
5549 ant = rt2860_maxrssi_rxpath(sc, rxwi);
5550 rssi = rxwi->rssi[ant];
5551 rssi_dbm = rt2860_rssi2dbm(sc, rssi, ant);
5552 phymode = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
5553 RT2860_RXWI_PHYMODE_MASK);
5554 bw = ((rxwi->bw_mcs >> RT2860_RXWI_BW_SHIFT) & RT2860_RXWI_BW_MASK);
5555 shortgi = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_SHORTGI_SHIFT) &
5556 RT2860_RXWI_SHORTGI_MASK);
5557 mcs = ((rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK);
5558
5559 if (ieee80211_radiotap_active(ic))
5560 {
5561 tap = &sc->rxtap;
5562
5563 tap->flags = (desc_flags & RT2860_RXDESC_FLAGS_L2PAD) ? IEEE80211_RADIOTAP_F_DATAPAD : 0;
5564 tap->dbm_antsignal = rssi_dbm;
5565 tap->dbm_antnoise = RT2860_NOISE_FLOOR;
5566 tap->antenna = ant;
5567 tap->antsignal = rssi;
5568 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
5569 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
5570 tap->chan_ieee = ic->ic_curchan->ic_ieee;
5571 tap->chan_maxpow = 0;
5572
5573 if (phymode == RT2860_TXWI_PHYMODE_HT_MIXED || phymode == RT2860_TXWI_PHYMODE_HT_GF)
5574 tap->rate = mcs | IEEE80211_RATE_MCS;
5575 else
5576 tap->rate = rt2860_rxrate(rxwi);
5577
5578 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5579 tap->flags |= IEEE80211_RADIOTAP_F_BADFCS;
5580
5581 if (desc_flags & RT2860_RXDESC_FLAGS_FRAG)
5582 tap->flags |= IEEE80211_RADIOTAP_F_FRAG;
5583
5584 if (rxwi->bw_mcs & RT2860_RXWI_MCS_SHOTPRE)
5585 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
5586
5587 if ((desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED) ||
5588 (wh->i_fc[1] & IEEE80211_FC1_WEP))
5589 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
5590
5591 if (shortgi)
5592 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
5593 }
5594
5595 /*
5596 * net80211 assumes that RSSI data are in the range [-127..127] and
5597 * in .5 dBm units relative to the current noise floor
5598 */
5599
5600 rssi_dbm_rel = (rssi_dbm - RT2860_NOISE_FLOOR) * 2;
5601 if (rssi_dbm_rel > 127)
5602 rssi_dbm_rel = 127;
5603
5604 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5605 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
5606 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
5607 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5608 device_get_nameunit(sc->dev),
5609 len, phymode, bw, shortgi, mcs,
5610 ant, rxwi->rssi[0], rxwi->rssi[1], rxwi->rssi[2],
5611 rxwi->snr[0], rxwi->snr[1],
5612 rxwi->wcid, ampdu, amsdu, rssi_dbm, rssi_dbm_rel);
5613
5614 ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *) wh);
5615 if (ni != NULL)
5616 {
5617 rni = (struct rt2860_softc_node *) ni;
5618
5619 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
5620 {
5621 rni->last_rssi[i] = rxwi->rssi[i];
5622 rni->last_rssi_dbm[i] = rt2860_rssi2dbm(sc, rxwi->rssi[i], i);
5623 }
5624
5625 ieee80211_input(ni, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5626 ieee80211_free_node(ni);
5627 }
5628 else
5629 {
5630 ieee80211_input_all(ic, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5631 }
5632
5633 skip:
5634
5635 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
5636
5637 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5638 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5639
5640 ring->cur = (ring->cur + 1) % RT2860_SOFTC_RX_RING_DATA_COUNT;
5641
5642 limit--;
5643 }
5644
5645 if (ring->cur == 0)
5646 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5647 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5648 else
5649 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5650 ring->cur - 1);
5651
5652 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5653 "%s: Rx eof: nframes=%d\n",
5654 device_get_nameunit(sc->dev), nframes);
5655
5656 sc->rx_packets += nframes;
5657
5658 return (limit == 0);
5659 }
5660
5661 /*
5662 * rt2860_tx_eof
5663 */
5664 static void rt2860_tx_eof(struct rt2860_softc *sc,
5665 struct rt2860_softc_tx_ring *ring)
5666 {
5667 struct ifnet *ifp;
5668 struct rt2860_txdesc *desc;
5669 struct rt2860_softc_tx_data *data;
5670 uint32_t index;
5671 int ndescs, nframes;
5672
5673 ifp = sc->ifp;
5674
5675 ndescs = 0;
5676 nframes = 0;
5677
5678 for (;;)
5679 {
5680 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_TX_DTX_IDX(ring->qid));
5681 if (ring->desc_next == index)
5682 break;
5683
5684 ndescs++;
5685
5686 rt2860_drain_fifo_stats(sc);
5687
5688 desc = &ring->desc[ring->desc_next];
5689
5690 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5691 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5692
5693 if (desc->sdl0 & htole16(RT2860_TXDESC_SDL0_LASTSEG) ||
5694 desc->sdl1 & htole16(RT2860_TXDESC_SDL1_LASTSEG))
5695 {
5696 nframes++;
5697
5698 data = &ring->data[ring->data_next];
5699
5700 if (data->m->m_flags & M_TXCB)
5701 ieee80211_process_callback(data->ni, data->m, 0);
5702
5703 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5704 BUS_DMASYNC_POSTWRITE);
5705 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5706
5707 m_freem(data->m);
5708
5709 ieee80211_free_node(data->ni);
5710
5711 data->m = NULL;
5712 data->ni = NULL;
5713
5714 ifp->if_opackets++;
5715
5716 RT2860_SOFTC_LOCK(sc);
5717
5718 ring->data_queued--;
5719 ring->data_next = (ring->data_next + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
5720
5721 RT2860_SOFTC_UNLOCK(sc);
5722 }
5723
5724 desc->sdl0 &= ~htole16(RT2860_TXDESC_SDL0_DDONE);
5725
5726 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5727 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5728
5729 RT2860_SOFTC_LOCK(sc);
5730
5731 ring->desc_queued--;
5732 ring->desc_next = (ring->desc_next + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
5733
5734 RT2860_SOFTC_UNLOCK(sc);
5735 }
5736
5737 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5738 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5739 device_get_nameunit(sc->dev), ring->qid, ndescs, nframes);
5740 }
5741
5742 /*
5743 * rt2860_update_stats
5744 */
5745 static void rt2860_update_stats(struct rt2860_softc *sc)
5746 {
5747 struct ifnet *ifp;
5748 struct ieee80211com *ic;
5749 struct ieee80211vap *vap;
5750 struct ieee80211_node *ni;
5751 struct rt2860_softc_node *rni;
5752 uint32_t stacnt[3];
5753 int beacons, noretryok, retryok, failed, underflows, zerolen;
5754 uint8_t wcid;
5755
5756 ifp = sc->ifp;
5757 ic = ifp->if_l2com;
5758 vap = TAILQ_FIRST(&ic->ic_vaps);
5759
5760 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5761 "%s: update statistic\n",
5762 device_get_nameunit(sc->dev));
5763
5764 rt2860_drain_fifo_stats(sc);
5765
5766 /* read and clear Tx statistic registers */
5767
5768 rt2860_io_mac_read_multi(sc, RT2860_REG_TX_STA_CNT0,
5769 stacnt, sizeof(stacnt));
5770
5771 stacnt[0] = le32toh(stacnt[0]);
5772 stacnt[1] = le32toh(stacnt[1]);
5773 stacnt[2] = le32toh(stacnt[2]);
5774
5775 beacons = stacnt[0] >> 16;
5776 noretryok = stacnt[1] & 0xffff;
5777 retryok = stacnt[1] >> 16;
5778 failed = stacnt[0] & 0xffff;
5779 underflows = stacnt[2] >> 16;
5780 zerolen = stacnt[2] & 0xffff;
5781
5782 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5783 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5784 device_get_nameunit(sc->dev),
5785 beacons, noretryok, retryok, failed, underflows, zerolen);
5786
5787 ifp->if_oerrors += failed;
5788
5789 sc->tx_beacons += beacons;
5790 sc->tx_noretryok += noretryok;
5791 sc->tx_retryok += retryok;
5792 sc->tx_failed += failed;
5793 sc->tx_underflows += underflows;
5794 sc->tx_zerolen += zerolen;
5795
5796 if (vap != NULL && vap->iv_opmode == IEEE80211_M_STA && vap->iv_state == IEEE80211_S_RUN)
5797 {
5798 ni = vap->iv_bss;
5799 rni = (struct rt2860_softc_node *) ni;
5800 wcid = rni->staid;
5801
5802 rt2860_amrr_tx_update(&sc->amrr_node[wcid],
5803 noretryok + retryok + failed, noretryok + retryok, retryok + failed);
5804 }
5805 }
5806
5807 /*
5808 * rt2860_bbp_tuning
5809 */
5810 static void rt2860_bbp_tuning(struct rt2860_softc *sc)
5811 {
5812 struct ifnet *ifp;
5813 struct ieee80211com *ic;
5814 struct ieee80211vap *vap;
5815 struct ieee80211_node *ni;
5816 int chan, group;
5817 int8_t rssi, old, new;
5818
5819 /* RT2860C does not support BBP tuning */
5820
5821 if (sc->mac_rev == 0x28600100)
5822 return;
5823
5824 ifp = sc->ifp;
5825 ic = ifp->if_l2com;
5826 vap = TAILQ_FIRST(&ic->ic_vaps);
5827
5828 if ((ic->ic_flags & IEEE80211_F_SCAN) || vap == NULL ||
5829 vap->iv_opmode != IEEE80211_M_STA || vap->iv_state != IEEE80211_S_RUN)
5830 return;
5831
5832 ni = vap->iv_bss;
5833
5834 chan = ieee80211_chan2ieee(ic, ni->ni_chan);
5835
5836 if (chan <= 14)
5837 group = 0;
5838 else if (chan <= 64)
5839 group = 1;
5840 else if (chan <= 128)
5841 group = 2;
5842 else
5843 group = 3;
5844
5845 rssi = ieee80211_getrssi(vap);
5846
5847 if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan))
5848 {
5849 new = 0x2e + sc->lna_gain[group];
5850 }
5851 else
5852 {
5853 if (!IEEE80211_IS_CHAN_HT40(ni->ni_chan))
5854 new = 0x32 + sc->lna_gain[group] * 5 / 3;
5855 else
5856 new = 0x3a + sc->lna_gain[group] * 5 / 3;
5857 }
5858
5859 /* Tune if absolute average RSSI is greater than -80 */
5860
5861 if (rssi > 30)
5862 new += 0x10;
5863
5864 old = rt2860_io_bbp_read(sc, 66);
5865
5866 if (old != new)
5867 rt2860_io_bbp_write(sc, 66, new);
5868 }
5869
5870 /*
5871 * rt2860_watchdog
5872 */
5873 static void rt2860_watchdog(struct rt2860_softc *sc)
5874 {
5875 uint32_t tmp;
5876 int ntries;
5877
5878 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5879
5880 RT2860_DPRINTF(sc, RT2860_DEBUG_WATCHDOG,
5881 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5882 device_get_nameunit(sc->dev), tmp);
5883
5884 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) != 0)
5885 {
5886 sc->tx_queue_not_empty[0]++;
5887
5888 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40012);
5889
5890 for (ntries = 0; ntries < 10; ntries++)
5891 {
5892 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5893 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) == 0)
5894 break;
5895
5896 DELAY(1);
5897 }
5898
5899 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5900 }
5901
5902 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) != 0)
5903 {
5904 sc->tx_queue_not_empty[1]++;
5905
5906 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf4000a);
5907
5908 for (ntries = 0; ntries < 10; ntries++)
5909 {
5910 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5911 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) == 0)
5912 break;
5913
5914 DELAY(1);
5915 }
5916
5917 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5918 }
5919 }
5920
5921 /*
5922 * rt2860_drain_fifo_stats
5923 */
5924 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc)
5925 {
5926 struct ifnet *ifp;
5927 uint32_t stats;
5928 uint8_t wcid, mcs, pid;
5929 int ok, agg, retrycnt;
5930
5931 ifp = sc->ifp;
5932
5933 /* drain Tx status FIFO (maxsize = 16) */
5934
5935 while ((stats = rt2860_io_mac_read(sc, RT2860_REG_TX_STA_FIFO)) &
5936 RT2860_REG_TX_STA_FIFO_VALID)
5937 {
5938 wcid = (stats >> RT2860_REG_TX_STA_FIFO_WCID_SHIFT) &
5939 RT2860_REG_TX_STA_FIFO_WCID_MASK;
5940
5941 /* if no ACK was requested, no feedback is available */
5942
5943 if (!(stats & RT2860_REG_TX_STA_FIFO_ACK_REQ) || wcid == RT2860_WCID_RESERVED)
5944 continue;
5945
5946 /* update AMRR statistic */
5947
5948 ok = (stats & RT2860_REG_TX_STA_FIFO_TX_OK) ? 1 : 0;
5949 agg = (stats & RT2860_REG_TX_STA_FIFO_AGG) ? 1 : 0;
5950 mcs = (stats >> RT2860_REG_TX_STA_FIFO_MCS_SHIFT) &
5951 RT2860_REG_TX_STA_FIFO_MCS_MASK;
5952 pid = (stats >> RT2860_REG_TX_STA_FIFO_PID_SHIFT) &
5953 RT2860_REG_TX_STA_FIFO_PID_MASK;
5954 retrycnt = pid - mcs;
5955
5956 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5957 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5958 device_get_nameunit(sc->dev),
5959 wcid, ok, agg, mcs, pid, retrycnt);
5960
5961 rt2860_amrr_tx_complete(&sc->amrr_node[wcid], ok, retrycnt);
5962
5963 if (!ok)
5964 ifp->if_oerrors++;
5965 }
5966 }
5967
5968 /*
5969 * rt2860_update_raw_counters
5970 */
5971 static void rt2860_update_raw_counters(struct rt2860_softc *sc)
5972 {
5973 uint32_t tmp;
5974
5975 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT);
5976
5977 sc->tx_nonagg += tmp & 0xffff;
5978 sc->tx_agg += tmp >> 16;
5979
5980 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT0);
5981
5982 sc->tx_ampdu += (tmp & 0xffff) / 1 + (tmp >> 16) / 2;
5983
5984 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT1);
5985
5986 sc->tx_ampdu += (tmp & 0xffff) / 3 + (tmp >> 16) / 4;
5987
5988 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT2);
5989
5990 sc->tx_ampdu += (tmp & 0xffff) / 5 + (tmp >> 16) / 6;
5991
5992 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT3);
5993
5994 sc->tx_ampdu += (tmp & 0xffff) / 7 + (tmp >> 16) / 8;
5995
5996 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT4);
5997
5998 sc->tx_ampdu += (tmp & 0xffff) / 9 + (tmp >> 16) / 10;
5999
6000 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT5);
6001
6002 sc->tx_ampdu += (tmp & 0xffff) / 11 + (tmp >> 16) / 12;
6003
6004 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT6);
6005
6006 sc->tx_ampdu += (tmp & 0xffff) / 13 + (tmp >> 16) / 14;
6007
6008 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT7);
6009
6010 sc->tx_ampdu += (tmp & 0xffff) / 15 + (tmp >> 16) / 16;
6011
6012 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT0);
6013
6014 sc->rx_crc_errors += tmp & 0xffff;
6015 sc->rx_phy_errors += tmp >> 16;
6016
6017 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT1);
6018
6019 sc->rx_false_ccas += tmp & 0xffff;
6020 sc->rx_plcp_errors += tmp >> 16;
6021
6022 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT2);
6023
6024 sc->rx_dup_packets += tmp & 0xffff;
6025 sc->rx_fifo_overflows += tmp >> 16;
6026
6027 tmp = rt2860_io_mac_read(sc, RT2860_REG_TXRX_MPDU_DEN_CNT);
6028
6029 sc->tx_mpdu_zero_density += tmp & 0xffff;
6030 sc->rx_mpdu_zero_density += tmp >> 16;
6031 }
6032
6033 /*
6034 * rt2860_intr_enable
6035 */
6036 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask)
6037 {
6038 uint32_t tmp;
6039
6040 sc->intr_disable_mask &= ~intr_mask;
6041
6042 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6043
6044 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6045 }
6046
6047 /*
6048 * rt2860_intr_disable
6049 */
6050 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask)
6051 {
6052 uint32_t tmp;
6053
6054 sc->intr_disable_mask |= intr_mask;
6055
6056 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6057
6058 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6059 }
6060
6061 /*
6062 * rt2860_txrx_enable
6063 */
6064 static int rt2860_txrx_enable(struct rt2860_softc *sc)
6065 {
6066 struct ieee80211com *ic;
6067 struct ifnet *ifp;
6068 uint32_t tmp;
6069 int ntries;
6070
6071 ifp = sc->ifp;
6072 ic = ifp->if_l2com;
6073
6074 /* enable Tx/Rx DMA engine */
6075
6076 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, RT2860_REG_TX_ENABLE);
6077
6078 for (ntries = 0; ntries < 200; ntries++)
6079 {
6080 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
6081 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
6082 break;
6083
6084 DELAY(1000);
6085 }
6086
6087 if (ntries == 200)
6088 {
6089 printf("%s: timeout waiting for DMA engine\n",
6090 device_get_nameunit(sc->dev));
6091 return -1;
6092 }
6093
6094 DELAY(50);
6095
6096 tmp |= RT2860_REG_TX_WB_DDONE |
6097 RT2860_REG_RX_DMA_ENABLE |
6098 RT2860_REG_TX_DMA_ENABLE |
6099 (RT2860_REG_WPDMA_BT_SIZE64 << RT2860_REG_WPDMA_BT_SIZE_SHIFT);
6100
6101 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
6102
6103 /* set Rx filter */
6104
6105 tmp = RT2860_REG_RX_FILTER_DROP_CRC_ERR |
6106 RT2860_REG_RX_FILTER_DROP_PHY_ERR;
6107
6108 if (ic->ic_opmode != IEEE80211_M_MONITOR)
6109 {
6110 tmp |= RT2860_REG_RX_FILTER_DROP_DUPL |
6111 RT2860_REG_RX_FILTER_DROP_CTS |
6112 RT2860_REG_RX_FILTER_DROP_BA |
6113 RT2860_REG_RX_FILTER_DROP_ACK |
6114 RT2860_REG_RX_FILTER_DROP_VER_ERR |
6115 RT2860_REG_RX_FILTER_DROP_CTRL_RSV |
6116 RT2860_REG_RX_FILTER_DROP_CFACK |
6117 RT2860_REG_RX_FILTER_DROP_CFEND;
6118
6119 if (ic->ic_opmode == IEEE80211_M_STA)
6120 tmp |= RT2860_REG_RX_FILTER_DROP_RTS |
6121 RT2860_REG_RX_FILTER_DROP_PSPOLL;
6122
6123 if (!(ifp->if_flags & IFF_PROMISC))
6124 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
6125 }
6126
6127 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
6128
6129 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
6130 RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
6131
6132 return 0;
6133 }
6134
6135 /*
6136 * rt2860_alloc_rx_ring
6137 */
6138 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
6139 struct rt2860_softc_rx_ring *ring)
6140 {
6141 struct rt2860_rxdesc *desc;
6142 struct rt2860_softc_rx_data *data;
6143 bus_dma_segment_t segs[1];
6144 int i, nsegs, error;
6145
6146 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6147 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6148 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc), 1,
6149 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6150 0, NULL, NULL, &ring->desc_dma_tag);
6151 if (error != 0)
6152 {
6153 printf("%s: could not create Rx desc DMA tag\n",
6154 device_get_nameunit(sc->dev));
6155 goto fail;
6156 }
6157
6158 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6159 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6160 if (error != 0)
6161 {
6162 printf("%s: could not allocate Rx desc DMA memory\n",
6163 device_get_nameunit(sc->dev));
6164 goto fail;
6165 }
6166
6167 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6168 ring->desc,
6169 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6170 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6171 if (error != 0)
6172 {
6173 printf("%s: could not load Rx desc DMA map\n",
6174 device_get_nameunit(sc->dev));
6175 goto fail;
6176 }
6177
6178 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6179 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6180 MJUMPAGESIZE, 1, MJUMPAGESIZE, 0, NULL, NULL,
6181 &ring->data_dma_tag);
6182 if (error != 0)
6183 {
6184 printf("%s: could not create Rx data DMA tag\n",
6185 device_get_nameunit(sc->dev));
6186 goto fail;
6187 }
6188
6189 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6190 {
6191 desc = &ring->desc[i];
6192 data = &ring->data[i];
6193
6194 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6195 if (error != 0)
6196 {
6197 printf("%s: could not create Rx data DMA map\n",
6198 device_get_nameunit(sc->dev));
6199 goto fail;
6200 }
6201
6202 data->m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
6203 if (data->m == NULL)
6204 {
6205 printf("%s: could not allocate Rx mbuf\n",
6206 device_get_nameunit(sc->dev));
6207 error = ENOMEM;
6208 goto fail;
6209 }
6210
6211 data->m->m_len = data->m->m_pkthdr.len = MJUMPAGESIZE;
6212
6213 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map,
6214 data->m, segs, &nsegs, BUS_DMA_NOWAIT);
6215 if (error != 0)
6216 {
6217 printf("%s: could not load Rx mbuf DMA map\n",
6218 device_get_nameunit(sc->dev));
6219 goto fail;
6220 }
6221
6222 KASSERT(nsegs == 1, ("%s: too many DMA segments",
6223 device_get_nameunit(sc->dev)));
6224
6225 desc->sdp0 = htole32(segs[0].ds_addr);
6226 desc->sdl0 = htole16(MJUMPAGESIZE);
6227 }
6228
6229 error = bus_dmamap_create(ring->data_dma_tag, 0, &ring->spare_dma_map);
6230 if (error != 0)
6231 {
6232 printf("%s: could not create Rx spare DMA map\n",
6233 device_get_nameunit(sc->dev));
6234 goto fail;
6235 }
6236
6237 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6238 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6239
6240 return 0;
6241
6242 fail:
6243
6244 rt2860_free_rx_ring(sc, ring);
6245
6246 return error;
6247 }
6248
6249 /*
6250 * rt2860_reset_rx_ring
6251 */
6252 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
6253 struct rt2860_softc_rx_ring *ring)
6254 {
6255 struct rt2860_rxdesc *desc;
6256 int i;
6257
6258 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6259 {
6260 desc = &ring->desc[i];
6261
6262 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
6263 }
6264
6265 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6266 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6267
6268 ring->cur = 0;
6269 }
6270
6271 /*
6272 * rt2860_free_rx_ring
6273 */
6274 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
6275 struct rt2860_softc_rx_ring *ring)
6276 {
6277 struct rt2860_softc_rx_data *data;
6278 int i;
6279
6280 if (ring->desc != NULL)
6281 {
6282 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6283 BUS_DMASYNC_POSTWRITE);
6284 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6285 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6286 ring->desc_dma_map);
6287 }
6288
6289 if (ring->desc_dma_tag != NULL)
6290 bus_dma_tag_destroy(ring->desc_dma_tag);
6291
6292 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6293 {
6294 data = &ring->data[i];
6295
6296 if (data->m != NULL)
6297 {
6298 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6299 BUS_DMASYNC_POSTREAD);
6300 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6301 m_freem(data->m);
6302 }
6303
6304 if (data->dma_map != NULL)
6305 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6306 }
6307
6308 if (ring->spare_dma_map != NULL)
6309 bus_dmamap_destroy(ring->data_dma_tag, ring->spare_dma_map);
6310
6311 if (ring->data_dma_tag != NULL)
6312 bus_dma_tag_destroy(ring->data_dma_tag);
6313 }
6314
6315 /*
6316 * rt2860_alloc_tx_ring
6317 */
6318 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
6319 struct rt2860_softc_tx_ring *ring, int qid)
6320 {
6321 struct rt2860_softc_tx_data *data;
6322 int error, i;
6323
6324 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6325 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6326 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc), 1,
6327 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6328 0, NULL, NULL, &ring->desc_dma_tag);
6329 if (error != 0)
6330 {
6331 printf("%s: could not create Tx desc DMA tag\n",
6332 device_get_nameunit(sc->dev));
6333 goto fail;
6334 }
6335
6336 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6337 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6338 if (error != 0)
6339 {
6340 printf("%s: could not allocate Tx desc DMA memory\n",
6341 device_get_nameunit(sc->dev));
6342 goto fail;
6343 }
6344
6345 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6346 ring->desc,
6347 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6348 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6349 if (error != 0)
6350 {
6351 printf("%s: could not load Tx desc DMA map\n",
6352 device_get_nameunit(sc->dev));
6353 goto fail;
6354 }
6355
6356 ring->desc_queued = 0;
6357 ring->desc_cur = 0;
6358 ring->desc_next = 0;
6359
6360 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6361 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6362 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE, 1,
6363 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6364 0, NULL, NULL, &ring->seg0_dma_tag);
6365 if (error != 0)
6366 {
6367 printf("%s: could not create Tx seg0 DMA tag\n",
6368 device_get_nameunit(sc->dev));
6369 goto fail;
6370 }
6371
6372 error = bus_dmamem_alloc(ring->seg0_dma_tag, (void **) &ring->seg0,
6373 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->seg0_dma_map);
6374 if (error != 0)
6375 {
6376 printf("%s: could not allocate Tx seg0 DMA memory\n",
6377 device_get_nameunit(sc->dev));
6378 goto fail;
6379 }
6380
6381 error = bus_dmamap_load(ring->seg0_dma_tag, ring->seg0_dma_map,
6382 ring->seg0,
6383 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6384 rt2860_dma_map_addr, &ring->seg0_phys_addr, 0);
6385 if (error != 0)
6386 {
6387 printf("%s: could not load Tx seg0 DMA map\n",
6388 device_get_nameunit(sc->dev));
6389 goto fail;
6390 }
6391
6392 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6393 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6394 MJUMPAGESIZE, RT2860_SOFTC_MAX_SCATTER, MJUMPAGESIZE, 0, NULL, NULL,
6395 &ring->data_dma_tag);
6396 if (error != 0)
6397 {
6398 printf("%s: could not create Tx data DMA tag\n",
6399 device_get_nameunit(sc->dev));
6400 goto fail;
6401 }
6402
6403 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6404 {
6405 data = &ring->data[i];
6406
6407 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6408 if (error != 0)
6409 {
6410 printf("%s: could not create Tx data DMA map\n",
6411 device_get_nameunit(sc->dev));
6412 goto fail;
6413 }
6414 }
6415
6416 ring->data_queued = 0;
6417 ring->data_cur = 0;
6418 ring->data_next = 0;
6419
6420 ring->qid = qid;
6421
6422 return 0;
6423
6424 fail:
6425
6426 rt2860_free_tx_ring(sc, ring);
6427
6428 return error;
6429 }
6430
6431 /*
6432 * rt2860_reset_tx_ring
6433 */
6434 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
6435 struct rt2860_softc_tx_ring *ring)
6436 {
6437 struct rt2860_softc_tx_data *data;
6438 struct rt2860_txdesc *desc;
6439 int i;
6440
6441 for (i = 0; i < RT2860_SOFTC_TX_RING_DESC_COUNT; i++)
6442 {
6443 desc = &ring->desc[i];
6444
6445 desc->sdl0 = 0;
6446 desc->sdl1 = 0;
6447 }
6448
6449 ring->desc_queued = 0;
6450 ring->desc_cur = 0;
6451 ring->desc_next = 0;
6452
6453 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6454 BUS_DMASYNC_PREWRITE);
6455
6456 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6457 BUS_DMASYNC_PREWRITE);
6458
6459 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6460 {
6461 data = &ring->data[i];
6462
6463 if (data->m != NULL)
6464 {
6465 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6466 BUS_DMASYNC_POSTWRITE);
6467 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6468 m_freem(data->m);
6469 data->m = NULL;
6470 }
6471
6472 if (data->ni != NULL)
6473 {
6474 ieee80211_free_node(data->ni);
6475 data->ni = NULL;
6476 }
6477 }
6478
6479 ring->data_queued = 0;
6480 ring->data_cur = 0;
6481 ring->data_next = 0;
6482 }
6483
6484 /*
6485 * rt2860_free_tx_ring
6486 */
6487 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
6488 struct rt2860_softc_tx_ring *ring)
6489 {
6490 struct rt2860_softc_tx_data *data;
6491 int i;
6492
6493 if (ring->desc != NULL)
6494 {
6495 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6496 BUS_DMASYNC_POSTWRITE);
6497 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6498 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6499 ring->desc_dma_map);
6500 }
6501
6502 if (ring->desc_dma_tag != NULL)
6503 bus_dma_tag_destroy(ring->desc_dma_tag);
6504
6505 if (ring->seg0 != NULL)
6506 {
6507 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6508 BUS_DMASYNC_POSTWRITE);
6509 bus_dmamap_unload(ring->seg0_dma_tag, ring->seg0_dma_map);
6510 bus_dmamem_free(ring->seg0_dma_tag, ring->seg0,
6511 ring->seg0_dma_map);
6512 }
6513
6514 if (ring->seg0_dma_tag != NULL)
6515 bus_dma_tag_destroy(ring->seg0_dma_tag);
6516
6517 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6518 {
6519 data = &ring->data[i];
6520
6521 if (data->m != NULL)
6522 {
6523 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6524 BUS_DMASYNC_POSTWRITE);
6525 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6526 m_freem(data->m);
6527 }
6528
6529 if (data->ni != NULL)
6530 ieee80211_free_node(data->ni);
6531
6532 if (data->dma_map != NULL)
6533 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6534 }
6535
6536 if (ring->data_dma_tag != NULL)
6537 bus_dma_tag_destroy(ring->data_dma_tag);
6538 }
6539
6540 /*
6541 * rt2860_dma_map_addr
6542 */
6543 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
6544 int nseg, int error)
6545 {
6546 if (error != 0)
6547 return;
6548
6549 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
6550
6551 *(bus_addr_t *) arg = segs[0].ds_addr;
6552 }
6553
6554 /*
6555 * rt2860_sysctl_attach
6556 */
6557 static void rt2860_sysctl_attach(struct rt2860_softc *sc)
6558 {
6559 struct sysctl_ctx_list *ctx;
6560 struct sysctl_oid *tree;
6561 struct sysctl_oid *stats;
6562
6563 ctx = device_get_sysctl_ctx(sc->dev);
6564 tree = device_get_sysctl_tree(sc->dev);
6565
6566 stats = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
6567 "stats", CTLFLAG_RD, 0, "statistic");
6568
6569 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6570 "interrupts", CTLFLAG_RD, &sc->interrupts, 0,
6571 "all interrupts");
6572
6573 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6574 "tx_coherent_interrupts", CTLFLAG_RD, &sc->tx_coherent_interrupts, 0,
6575 "Tx coherent interrupts");
6576
6577 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6578 "rx_coherent_interrupts", CTLFLAG_RD, &sc->rx_coherent_interrupts, 0,
6579 "Rx coherent interrupts");
6580
6581 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6582 "txrx_coherent_interrupts", CTLFLAG_RD, &sc->txrx_coherent_interrupts, 0,
6583 "Tx/Rx coherent interrupts");
6584
6585 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6586 "fifo_sta_full_interrupts", CTLFLAG_RD, &sc->fifo_sta_full_interrupts, 0,
6587 "FIFO statistic full interrupts");
6588
6589 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6590 "rx_interrupts", CTLFLAG_RD, &sc->rx_interrupts, 0,
6591 "Rx interrupts");
6592
6593 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6594 "rx_delay_interrupts", CTLFLAG_RD, &sc->rx_delay_interrupts, 0,
6595 "Rx delay interrupts");
6596
6597 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6598 "tx_mgmt_interrupts", CTLFLAG_RD, &sc->tx_interrupts[5], 0,
6599 "Tx MGMT interrupts");
6600
6601 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6602 "tx_hcca_interrupts", CTLFLAG_RD, &sc->tx_interrupts[4], 0,
6603 "Tx HCCA interrupts");
6604
6605 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6606 "tx_ac3_interrupts", CTLFLAG_RD, &sc->tx_interrupts[3], 0,
6607 "Tx AC3 interrupts");
6608
6609 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6610 "tx_ac2_interrupts", CTLFLAG_RD, &sc->tx_interrupts[2], 0,
6611 "Tx AC2 interrupts");
6612
6613 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6614 "tx_ac1_interrupts", CTLFLAG_RD, &sc->tx_interrupts[1], 0,
6615 "Tx AC1 interrupts");
6616
6617 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6618 "tx_ac0_interrupts", CTLFLAG_RD, &sc->tx_interrupts[0], 0,
6619 "Tx AC0 interrupts");
6620
6621 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6622 "tx_delay_interrupts", CTLFLAG_RD, &sc->tx_delay_interrupts, 0,
6623 "Tx delay interrupts");
6624
6625 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6626 "pre_tbtt_interrupts", CTLFLAG_RD, &sc->pre_tbtt_interrupts, 0,
6627 "Pre-TBTT interrupts");
6628
6629 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6630 "tbtt_interrupts", CTLFLAG_RD, &sc->tbtt_interrupts, 0,
6631 "TBTT interrupts");
6632
6633 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6634 "mcu_cmd_interrupts", CTLFLAG_RD, &sc->mcu_cmd_interrupts, 0,
6635 "MCU command interrupts");
6636
6637 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6638 "auto_wakeup_interrupts", CTLFLAG_RD, &sc->auto_wakeup_interrupts, 0,
6639 "auto wakeup interrupts");
6640
6641 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6642 "gp_timer_interrupts", CTLFLAG_RD, &sc->gp_timer_interrupts, 0,
6643 "GP timer interrupts");
6644
6645 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6646 "tx_mgmt_desc_queued", CTLFLAG_RD, &sc->tx_ring[5].desc_queued, 0,
6647 "Tx MGMT descriptors queued");
6648
6649 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6650 "tx_mgmt_data_queued", CTLFLAG_RD, &sc->tx_ring[5].data_queued, 0,
6651 "Tx MGMT data queued");
6652
6653 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6654 "tx_hcca_desc_queued", CTLFLAG_RD, &sc->tx_ring[4].desc_queued, 0,
6655 "Tx HCCA descriptors queued");
6656
6657 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6658 "tx_hcca_data_queued", CTLFLAG_RD, &sc->tx_ring[4].data_queued, 0,
6659 "Tx HCCA data queued");
6660
6661 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6662 "tx_ac3_desc_queued", CTLFLAG_RD, &sc->tx_ring[3].desc_queued, 0,
6663 "Tx AC3 descriptors queued");
6664
6665 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6666 "tx_ac3_data_queued", CTLFLAG_RD, &sc->tx_ring[3].data_queued, 0,
6667 "Tx AC3 data queued");
6668
6669 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6670 "tx_ac2_desc_queued", CTLFLAG_RD, &sc->tx_ring[2].desc_queued, 0,
6671 "Tx AC2 descriptors queued");
6672
6673 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6674 "tx_ac2_data_queued", CTLFLAG_RD, &sc->tx_ring[2].data_queued, 0,
6675 "Tx AC2 data queued");
6676
6677 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6678 "tx_ac1_desc_queued", CTLFLAG_RD, &sc->tx_ring[1].desc_queued, 0,
6679 "Tx AC1 descriptors queued");
6680
6681 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6682 "tx_ac1_data_queued", CTLFLAG_RD, &sc->tx_ring[1].data_queued, 0,
6683 "Tx AC1 data queued");
6684
6685 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6686 "tx_ac0_desc_queued", CTLFLAG_RD, &sc->tx_ring[0].desc_queued, 0,
6687 "Tx AC0 descriptors queued");
6688
6689 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6690 "tx_ac0_data_queued", CTLFLAG_RD, &sc->tx_ring[0].data_queued, 0,
6691 "Tx AC0 data queued");
6692
6693 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6694 "tx_mgmt_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[5], 0,
6695 "Tx MGMT data queue full");
6696
6697 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6698 "tx_hcca_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[4], 0,
6699 "Tx HCCA data queue full");
6700
6701 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6702 "tx_ac3_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[3], 0,
6703 "Tx AC3 data queue full");
6704
6705 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6706 "tx_ac2_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[2], 0,
6707 "Tx AC2 data queue full");
6708
6709 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6710 "tx_ac1_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[1], 0,
6711 "Tx AC1 data queue full");
6712
6713 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6714 "tx_ac0_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[0], 0,
6715 "Tx AC0 data queue full");
6716
6717 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6718 "tx_watchdog_timeouts", CTLFLAG_RD, &sc->tx_watchdog_timeouts, 0,
6719 "Tx watchdog timeouts");
6720
6721 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6722 "tx_defrag_packets", CTLFLAG_RD, &sc->tx_defrag_packets, 0,
6723 "Tx defragmented packets");
6724
6725 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6726 "no_tx_desc_avail", CTLFLAG_RD, &sc->no_tx_desc_avail, 0,
6727 "no Tx descriptors available");
6728
6729 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6730 "rx_mbuf_alloc_errors", CTLFLAG_RD, &sc->rx_mbuf_alloc_errors, 0,
6731 "Rx mbuf allocation errors");
6732
6733 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6734 "rx_mbuf_dmamap_errors", CTLFLAG_RD, &sc->rx_mbuf_dmamap_errors, 0,
6735 "Rx mbuf DMA mapping errors");
6736
6737 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6738 "tx_queue_0_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[0], 0,
6739 "Tx queue 0 not empty");
6740
6741 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6742 "tx_queue_1_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[1], 0,
6743 "Tx queue 1 not empty");
6744
6745 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6746 "tx_beacons", CTLFLAG_RD, &sc->tx_beacons, 0,
6747 "Tx beacons");
6748
6749 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6750 "tx_noretryok", CTLFLAG_RD, &sc->tx_noretryok, 0,
6751 "Tx successfull without retries");
6752
6753 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6754 "tx_retryok", CTLFLAG_RD, &sc->tx_retryok, 0,
6755 "Tx successfull with retries");
6756
6757 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6758 "tx_failed", CTLFLAG_RD, &sc->tx_failed, 0,
6759 "Tx failed");
6760
6761 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6762 "tx_underflows", CTLFLAG_RD, &sc->tx_underflows, 0,
6763 "Tx underflows");
6764
6765 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6766 "tx_zerolen", CTLFLAG_RD, &sc->tx_zerolen, 0,
6767 "Tx zero length");
6768
6769 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6770 "tx_nonagg", CTLFLAG_RD, &sc->tx_nonagg, 0,
6771 "Tx non-aggregated");
6772
6773 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6774 "tx_agg", CTLFLAG_RD, &sc->tx_agg, 0,
6775 "Tx aggregated");
6776
6777 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6778 "tx_ampdu", CTLFLAG_RD, &sc->tx_ampdu, 0,
6779 "Tx A-MPDU");
6780
6781 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6782 "tx_mpdu_zero_density", CTLFLAG_RD, &sc->tx_mpdu_zero_density, 0,
6783 "Tx MPDU with zero density");
6784
6785 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6786 "rx_packets", CTLFLAG_RD, &sc->rx_packets, 0,
6787 "Rx packets");
6788
6789 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6790 "rx_ampdu", CTLFLAG_RD, &sc->rx_ampdu, 0,
6791 "Rx A-MPDU");
6792
6793 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6794 "rx_mpdu_zero_density", CTLFLAG_RD, &sc->rx_mpdu_zero_density, 0,
6795 "Rx MPDU with zero density");
6796
6797 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6798 "rx_amsdu", CTLFLAG_RD, &sc->rx_amsdu, 0,
6799 "Rx A-MSDU");
6800
6801 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6802 "rx_crc_errors", CTLFLAG_RD, &sc->rx_crc_errors, 0,
6803 "Rx CRC errors");
6804
6805 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6806 "rx_phy_errors", CTLFLAG_RD, &sc->rx_phy_errors, 0,
6807 "Rx PHY errors");
6808
6809 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6810 "rx_false_ccas", CTLFLAG_RD, &sc->rx_false_ccas, 0,
6811 "Rx false CCAs");
6812
6813 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6814 "rx_plcp_errors", CTLFLAG_RD, &sc->rx_plcp_errors, 0,
6815 "Rx PLCP errors");
6816
6817 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6818 "rx_dup_packets", CTLFLAG_RD, &sc->rx_dup_packets, 0,
6819 "Rx duplicate packets");
6820
6821 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6822 "rx_fifo_overflows", CTLFLAG_RD, &sc->rx_fifo_overflows, 0,
6823 "Rx FIFO overflows");
6824
6825 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6826 "rx_cipher_no_errors", CTLFLAG_RD, &sc->rx_cipher_no_errors, 0,
6827 "Rx cipher no errors");
6828
6829 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6830 "rx_cipher_icv_errors", CTLFLAG_RD, &sc->rx_cipher_icv_errors, 0,
6831 "Rx cipher ICV errors");
6832
6833 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6834 "rx_cipher_mic_errors", CTLFLAG_RD, &sc->rx_cipher_mic_errors, 0,
6835 "Rx cipher MIC errors");
6836
6837 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6838 "rx_cipher_invalid_key_errors", CTLFLAG_RD, &sc->rx_cipher_invalid_key_errors, 0,
6839 "Rx cipher invalid key errors");
6840 }
6841
6842 static device_method_t rt2860_dev_methods[] =
6843 {
6844 DEVMETHOD(device_probe, rt2860_probe),
6845 DEVMETHOD(device_attach, rt2860_attach),
6846 DEVMETHOD(device_detach, rt2860_detach),
6847 DEVMETHOD(device_shutdown, rt2860_shutdown),
6848 DEVMETHOD(device_suspend, rt2860_suspend),
6849 DEVMETHOD(device_resume, rt2860_resume),
6850 { 0, 0 }
6851 };
6852
6853 static driver_t rt2860_driver =
6854 {
6855 "rt2860",
6856 rt2860_dev_methods,
6857 sizeof(struct rt2860_softc)
6858 };
6859
6860 static devclass_t rt2860_dev_class;
6861
6862 DRIVER_MODULE(rt2860, pci, rt2860_driver, rt2860_dev_class, 0, 0);
6863
6864 MODULE_DEPEND(rt2860, pci, 1, 1, 1);
6865 MODULE_DEPEND(rt2860, wlan, 1, 1, 1);
FreeBSD 8 device driver for Ralink rt2860