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Improved debugging message in key delete function
[ralink_drivers/rt2860_fbsd8.git] / rt2860.c
blob3f751985b153ab4271857d866202006f3bd78283
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
1876 ieee80211_vap_attach(vap, rt2860_media_change, ieee80211_media_status);
1877
1878 switch (vap->iv_opmode)
1879 {
1880 case IEEE80211_M_HOSTAP:
1881 case IEEE80211_M_MBSS:
1882 case IEEE80211_M_AHDEMO:
1883 sc->napvaps++;
1884 break;
1885
1886 case IEEE80211_M_IBSS:
1887 sc->nadhocvaps++;
1888 break;
1889
1890 case IEEE80211_M_STA:
1891 sc->nstavaps++;
1892 break;
1893
1894 case IEEE80211_M_WDS:
1895 sc->nwdsvaps++;
1896 break;
1897
1898 default:
1899 break;
1900 }
1901
1902 sc->nvaps++;
1903
1904 if (sc->napvaps > 0)
1905 ic->ic_opmode = IEEE80211_M_HOSTAP;
1906 else if (sc->nadhocvaps > 0)
1907 ic->ic_opmode = IEEE80211_M_IBSS;
1908 else if (sc->nstavaps > 0)
1909 ic->ic_opmode = IEEE80211_M_STA;
1910 else
1911 ic->ic_opmode = opmode;
1912
1913 return vap;
1914 }
1915
1916 /*
1917 * rt2860_vap_delete
1918 */
1919 static void rt2860_vap_delete(struct ieee80211vap *vap)
1920 {
1921 struct rt2860_softc *sc;
1922 struct ieee80211com *ic;
1923 struct ifnet *ifp;
1924 struct rt2860_softc_vap *rvap;
1925 enum ieee80211_opmode opmode;
1926
1927 ic = vap->iv_ic;
1928 ifp = ic->ic_ifp;
1929 sc = ifp->if_softc;
1930 rvap = (struct rt2860_softc_vap *) vap;
1931 opmode = vap->iv_opmode;
1932
1933 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1934 "%s: VAP delete: opmode=%s\n",
1935 device_get_nameunit(sc->dev), ieee80211_opmode_name[opmode]);
1936
1937 rt2860_amrr_cleanup(&rvap->amrr);
1938
1939 ieee80211_vap_detach(vap);
1940
1941 if (rvap->beacon_mbuf != NULL)
1942 {
1943 m_free(rvap->beacon_mbuf);
1944 rvap->beacon_mbuf = NULL;
1945 }
1946
1947 switch (opmode)
1948 {
1949 case IEEE80211_M_HOSTAP:
1950 case IEEE80211_M_MBSS:
1951 case IEEE80211_M_AHDEMO:
1952 sc->napvaps--;
1953 break;
1954
1955 case IEEE80211_M_IBSS:
1956 sc->nadhocvaps--;
1957 break;
1958
1959 case IEEE80211_M_STA:
1960 sc->nstavaps--;
1961 break;
1962
1963 case IEEE80211_M_WDS:
1964 sc->nwdsvaps--;
1965 break;
1966
1967 default:
1968 break;
1969 }
1970
1971 sc->nvaps--;
1972
1973 if (sc->napvaps > 0)
1974 ic->ic_opmode = IEEE80211_M_HOSTAP;
1975 else if (sc->nadhocvaps > 0)
1976 ic->ic_opmode = IEEE80211_M_IBSS;
1977 else if (sc->nstavaps > 0)
1978 ic->ic_opmode = IEEE80211_M_STA;
1979
1980 free(rvap, M_80211_VAP);
1981 }
1982
1983 /*
1984 * rt2860_reset_vap
1985 */
1986 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd)
1987 {
1988 struct rt2860_softc *sc;
1989 struct ieee80211com *ic;
1990 struct ifnet *ifp;
1991 struct rt2860_softc_vap *rvap;
1992 int error;
1993
1994 ic = vap->iv_ic;
1995 ifp = ic->ic_ifp;
1996 sc = ifp->if_softc;
1997 rvap = (struct rt2860_softc_vap *) vap;
1998
1999 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2000 "%s: VAP reset: cmd=%lu\n",
2001 device_get_nameunit(sc->dev), cmd);
2002
2003 error = 0;
2004
2005 switch (cmd)
2006 {
2007 case IEEE80211_IOC_RTSTHRESHOLD:
2008 case IEEE80211_IOC_AMSDU:
2009 rt2860_asic_update_rtsthreshold(sc);
2010 break;
2011
2012 case IEEE80211_IOC_PROTMODE:
2013 case IEEE80211_IOC_HTPROTMODE:
2014 rt2860_asic_updateprot(sc);
2015 break;
2016
2017 case IEEE80211_IOC_TXPOWER:
2018 rt2860_asic_update_txpower(sc);
2019 break;
2020
2021 case IEEE80211_IOC_BURST:
2022 rt2860_asic_updateslot(sc);
2023 break;
2024
2025 case IEEE80211_IOC_SHORTGI:
2026 case IEEE80211_IOC_AMPDU_DENSITY:
2027 case IEEE80211_IOC_SMPS:
2028 break;
2029
2030 default:
2031 error = ENETRESET;
2032 break;
2033 }
2034
2035 return error;
2036 }
2037
2038 /*
2039 * rt2860_vap_newstate
2040 */
2041 static int rt2860_vap_newstate(struct ieee80211vap *vap,
2042 enum ieee80211_state nstate, int arg)
2043 {
2044 struct rt2860_softc *sc;
2045 struct ieee80211com *ic;
2046 struct ifnet *ifp;
2047 struct rt2860_softc_vap *rvap;
2048 struct ieee80211_node *ni;
2049 enum ieee80211_state ostate;
2050 int error;
2051
2052 ic = vap->iv_ic;
2053 ifp = ic->ic_ifp;
2054 sc = ifp->if_softc;
2055 rvap = (struct rt2860_softc_vap *) vap;
2056
2057 ostate = vap->iv_state;
2058
2059 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2060 "%s: VAP newstate: %s -> %s\n",
2061 device_get_nameunit(sc->dev),
2062 ieee80211_state_name[ostate], ieee80211_state_name[nstate]);
2063
2064 error = rvap->newstate(vap, nstate, arg);
2065 if (error != 0)
2066 return error;
2067
2068 IEEE80211_UNLOCK(ic);
2069
2070 RT2860_SOFTC_LOCK(sc);
2071
2072 /* turn link LED off */
2073
2074 if (nstate != IEEE80211_S_RUN)
2075 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
2076
2077 switch (nstate)
2078 {
2079 case IEEE80211_S_INIT:
2080 rt2860_asic_disable_tsf_sync(sc);
2081 break;
2082
2083 case IEEE80211_S_RUN:
2084 ni = vap->iv_bss;
2085
2086 rt2860_rf_set_chan(sc, ni->ni_chan);
2087
2088 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2089 {
2090 rt2860_asic_enable_mrr(sc);
2091 rt2860_asic_set_txpreamble(sc);
2092 rt2860_asic_set_basicrates(sc);
2093 rt2860_asic_update_txpower(sc);
2094 rt2860_asic_set_bssid(sc, ni->ni_bssid);
2095 }
2096
2097 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2098 vap->iv_opmode == IEEE80211_M_IBSS ||
2099 vap->iv_opmode == IEEE80211_M_MBSS)
2100 {
2101 error = rt2860_beacon_alloc(sc, vap);
2102 if (error != 0)
2103 break;
2104
2105 rt2860_asic_update_beacon(sc, vap);
2106 }
2107
2108 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2109 rt2860_asic_enable_tsf_sync(sc);
2110
2111 /* turn link LED on */
2112
2113 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2114 {
2115 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON |
2116 (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan) ?
2117 RT2860_LED_CMD_LINK_2GHZ : RT2860_LED_CMD_LINK_5GHZ));
2118 }
2119 break;
2120
2121 case IEEE80211_S_SLEEP:
2122 break;
2123
2124 default:
2125 break;
2126 }
2127
2128 RT2860_SOFTC_UNLOCK(sc);
2129
2130 IEEE80211_LOCK(ic);
2131
2132 return error;
2133 }
2134
2135 /*
2136 * rt2860_vap_key_update_begin
2137 */
2138 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap)
2139 {
2140 struct rt2860_softc *sc;
2141 struct ieee80211com *ic;
2142 struct ifnet *ifp;
2143
2144 ic = vap->iv_ic;
2145 ifp = ic->ic_ifp;
2146 sc = ifp->if_softc;
2147
2148 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2149 "%s: VAP key update begin\n",
2150 device_get_nameunit(sc->dev));
2151
2152 taskqueue_block(sc->taskqueue);
2153
2154 IF_LOCK(&ifp->if_snd);
2155 }
2156
2157 /*
2158 * rt2860_vap_key_update_end
2159 */
2160 static void rt2860_vap_key_update_end(struct ieee80211vap *vap)
2161 {
2162 struct rt2860_softc *sc;
2163 struct ieee80211com *ic;
2164 struct ifnet *ifp;
2165
2166 ic = vap->iv_ic;
2167 ifp = ic->ic_ifp;
2168 sc = ifp->if_softc;
2169
2170 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2171 "%s: VAP key update end\n",
2172 device_get_nameunit(sc->dev));
2173
2174 IF_UNLOCK(&ifp->if_snd);
2175
2176 taskqueue_unblock(sc->taskqueue);
2177 }
2178
2179 /*
2180 * rt2860_vap_key_set
2181 */
2182 static int rt2860_vap_key_set(struct ieee80211vap *vap,
2183 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN])
2184 {
2185 struct rt2860_softc *sc;
2186 struct ieee80211com *ic;
2187 struct ifnet *ifp;
2188 struct ieee80211_node *ni;
2189 struct rt2860_softc_node *rni;
2190 uint16_t key_base, keymode_base;
2191 uint8_t mode, vapid, wcid, iv[8];
2192 uint32_t tmp;
2193
2194 if (k->wk_cipher->ic_cipher != IEEE80211_CIPHER_WEP &&
2195 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_TKIP &&
2196 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_AES_CCM)
2197 return 0;
2198
2199 ic = vap->iv_ic;
2200 ifp = ic->ic_ifp;
2201 sc = ifp->if_softc;
2202
2203 switch (k->wk_cipher->ic_cipher)
2204 {
2205 case IEEE80211_CIPHER_WEP:
2206 if(k->wk_keylen < 8)
2207 mode = RT2860_REG_CIPHER_MODE_WEP40;
2208 else
2209 mode = RT2860_REG_CIPHER_MODE_WEP104;
2210 break;
2211
2212 case IEEE80211_CIPHER_TKIP:
2213 mode = RT2860_REG_CIPHER_MODE_TKIP;
2214 break;
2215
2216 case IEEE80211_CIPHER_AES_CCM:
2217 mode = RT2860_REG_CIPHER_MODE_AES_CCMP;
2218 break;
2219
2220 default:
2221 return 0;
2222 }
2223
2224 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2225 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
2226 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2227 mode, (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2228
2229 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2230 {
2231 /* install pairwise key */
2232
2233 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, mac);
2234 rni = (struct rt2860_softc_node *) ni;
2235
2236 vapid = 0;
2237 wcid = rni->staid;
2238 key_base = RT2860_REG_PKEY(wcid);
2239
2240 ieee80211_free_node(ni);
2241
2242 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2243 {
2244 memset(iv, 0, 8);
2245
2246 iv[3] = (k->wk_keyix << 6);
2247 }
2248 else
2249 {
2250 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2251 {
2252 iv[0] = (k->wk_keytsc >> 8);
2253 iv[1] = ((iv[0] | 0x20) & 0x7f);
2254 iv[2] = k->wk_keytsc;
2255 }
2256 else
2257 {
2258 /* AES CCMP */
2259
2260 iv[0] = k->wk_keytsc;
2261 iv[1] = k->wk_keytsc >> 8;
2262 iv[2] = 0;
2263 }
2264
2265 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2266 iv[4] = (k->wk_keytsc >> 16);
2267 iv[5] = (k->wk_keytsc >> 24);
2268 iv[6] = (k->wk_keytsc >> 32);
2269 iv[7] = (k->wk_keytsc >> 40);
2270
2271 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2272 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2273 device_get_nameunit(sc->dev),
2274 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2275 }
2276
2277 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2278
2279 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2280 {
2281 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2282
2283 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2284 {
2285 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2286 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2287 }
2288 else
2289 {
2290 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2291 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2292 }
2293 }
2294 else
2295 {
2296 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2297 }
2298
2299 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2300 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2301
2302 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2303 }
2304
2305 if ((k->wk_flags & IEEE80211_KEY_GROUP) ||
2306 (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP))
2307 {
2308 /* install group key */
2309
2310 vapid = 0;
2311 wcid = RT2860_WCID_MCAST;
2312 key_base = RT2860_REG_SKEY(vapid, k->wk_keyix);
2313 keymode_base = RT2860_REG_SKEY_MODE(vapid);
2314
2315 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2316 {
2317 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2318
2319 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2320 {
2321 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2322 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2323 }
2324 else
2325 {
2326 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2327 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2328 }
2329 }
2330 else
2331 {
2332 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2333 }
2334
2335 tmp = rt2860_io_mac_read(sc, keymode_base);
2336
2337 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2338 tmp |= (mode << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2339
2340 rt2860_io_mac_write(sc, keymode_base, tmp);
2341
2342 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2343 {
2344 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2345 {
2346 memset(iv, 0, 8);
2347
2348 iv[3] = (k->wk_keyix << 6);
2349 }
2350 else
2351 {
2352 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2353 {
2354 iv[0] = (k->wk_keytsc >> 8);
2355 iv[1] = ((iv[0] | 0x20) & 0x7f);
2356 iv[2] = k->wk_keytsc;
2357 }
2358 else
2359 {
2360 /* AES CCMP */
2361
2362 iv[0] = k->wk_keytsc;
2363 iv[1] = k->wk_keytsc >> 8;
2364 iv[2] = 0;
2365 }
2366
2367 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2368 iv[4] = (k->wk_keytsc >> 16);
2369 iv[5] = (k->wk_keytsc >> 24);
2370 iv[6] = (k->wk_keytsc >> 32);
2371 iv[7] = (k->wk_keytsc >> 40);
2372
2373 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2374 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2375 device_get_nameunit(sc->dev),
2376 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2377 }
2378
2379 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2380
2381 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2382 (mode << RT2860_REG_CIPHER_MODE_SHIFT);
2383
2384 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2385 }
2386 }
2387
2388 return 1;
2389 }
2390
2391 /*
2392 * rt2860_vap_key_delete
2393 */
2394 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
2395 const struct ieee80211_key *k)
2396 {
2397 struct rt2860_softc *sc;
2398 struct ieee80211com *ic;
2399 struct ifnet *ifp;
2400 uint8_t vapid, wcid;
2401 uint32_t tmp;
2402
2403 ic = vap->iv_ic;
2404 ifp = ic->ic_ifp;
2405 sc = ifp->if_softc;
2406
2407 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2408 "%s: VAP key delete: keyix=%d, keylen=%d, macaddr=%s, group=%d\n",
2409 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2410 (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2411
2412 if (k->wk_flags & IEEE80211_KEY_GROUP)
2413 {
2414 /* remove group key */
2415
2416 vapid = 0;
2417 wcid = RT2860_WCID_MCAST;
2418
2419 tmp = rt2860_io_mac_read(sc, RT2860_REG_SKEY_MODE(vapid));
2420
2421 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2422 tmp |= (RT2860_REG_CIPHER_MODE_NONE << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2423
2424 rt2860_io_mac_write(sc, RT2860_REG_SKEY_MODE(vapid), tmp);
2425
2426 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2427 {
2428 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2429 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2430
2431 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2432 }
2433 }
2434
2435 return 1;
2436 }
2437
2438 /*
2439 * rt2860_vap_update_beacon
2440 */
2441 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what)
2442 {
2443 struct rt2860_softc *sc;
2444 struct ieee80211com *ic;
2445 struct ifnet *ifp;
2446 struct rt2860_softc_vap *rvap;
2447 struct mbuf *m;
2448 struct ieee80211_beacon_offsets *bo;
2449
2450 ic = vap->iv_ic;
2451 ifp = ic->ic_ifp;
2452 sc = ifp->if_softc;
2453 rvap = (struct rt2860_softc_vap *) vap;
2454 m = rvap->beacon_mbuf;
2455 bo = &rvap->beacon_offsets;
2456
2457 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2458 "%s: VAP update beacon: what=%d\n",
2459 device_get_nameunit(sc->dev), what);
2460
2461 setbit(bo->bo_flags, what);
2462
2463 ieee80211_beacon_update(vap->iv_bss, bo, m, 0);
2464
2465 rt2860_asic_update_beacon(sc, vap);
2466 }
2467
2468 /*
2469 * rt2860_media_change
2470 */
2471 static int rt2860_media_change(struct ifnet *ifp)
2472 {
2473 int error;
2474
2475 error = ieee80211_media_change(ifp);
2476
2477 return (error == ENETRESET ? 0 : error);
2478 }
2479
2480 /*
2481 * rt2860_node_alloc
2482 */
2483 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
2484 const uint8_t mac[IEEE80211_ADDR_LEN])
2485 {
2486 return malloc(sizeof(struct rt2860_softc_node),
2487 M_80211_NODE, M_NOWAIT | M_ZERO);
2488 }
2489
2490 /*
2491 * rt2860_node_cleanup
2492 */
2493 static void rt2860_node_cleanup(struct ieee80211_node *ni)
2494 {
2495 struct rt2860_softc *sc;
2496 struct ieee80211com *ic;
2497 struct ifnet *ifp;
2498 struct rt2860_softc_node *rni;
2499 uint8_t vapid, wcid;
2500 uint32_t tmp;
2501
2502 ic = ni->ni_ic;
2503 ifp = ic->ic_ifp;
2504 sc = ifp->if_softc;
2505 rni = (struct rt2860_softc_node *) ni;
2506
2507 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2508 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2509 device_get_nameunit(sc->dev), ether_sprintf(ni->ni_macaddr),
2510 ni->ni_associd, rni->staid);
2511
2512 if (rni->staid != 0)
2513 {
2514 vapid = 0;
2515 wcid = rni->staid;
2516
2517 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2518 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2519
2520 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2521
2522 rt2860_staid_delete(sc, rni->staid);
2523
2524 rni->staid = 0;
2525 }
2526
2527 sc->node_cleanup(ni);
2528 }
2529
2530 /*
2531 * rt2860_node_getmimoinfo
2532 */
2533 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
2534 struct ieee80211_mimo_info *mi)
2535 {
2536 const struct rt2860_softc_node *rni;
2537 int i;
2538
2539 rni = (const struct rt2860_softc_node *) ni;
2540
2541 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
2542 {
2543 mi->rssi[i] = rni->last_rssi_dbm[i];
2544 mi->noise[i] = RT2860_NOISE_FLOOR;
2545 }
2546 }
2547
2548 /*
2549 * rt2860_setregdomain
2550 */
2551 static int rt2860_setregdomain(struct ieee80211com *ic,
2552 struct ieee80211_regdomain *reg,
2553 int nchans, struct ieee80211_channel chans[])
2554 {
2555 struct rt2860_softc *sc;
2556 struct ifnet *ifp;
2557
2558 ifp = ic->ic_ifp;
2559 sc = ifp->if_softc;
2560
2561 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2562 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2563 device_get_nameunit(sc->dev),
2564 reg->country, reg->isocc[0], reg->isocc[1], reg->location);
2565
2566 return 0;
2567 }
2568
2569 /*
2570 * rt2860_getradiocaps
2571 */
2572 static void rt2860_getradiocaps(struct ieee80211com *ic,
2573 int maxchans, int *nchans, struct ieee80211_channel chans[])
2574 {
2575 *nchans = (ic->ic_nchans >= maxchans) ? maxchans : ic->ic_nchans;
2576
2577 memcpy(chans, ic->ic_channels, (*nchans) * sizeof(struct ieee80211_channel));
2578 }
2579
2580 /*
2581 * rt2860_scan_start
2582 */
2583 static void rt2860_scan_start(struct ieee80211com *ic)
2584 {
2585 struct rt2860_softc *sc;
2586 struct ifnet *ifp;
2587
2588 ifp = ic->ic_ifp;
2589 sc = ifp->if_softc;
2590
2591 rt2860_asic_disable_tsf_sync(sc);
2592 }
2593
2594 /*
2595 * rt2860_scan_end
2596 */
2597 static void rt2860_scan_end(struct ieee80211com *ic)
2598 {
2599 struct rt2860_softc *sc;
2600 struct ifnet *ifp;
2601
2602 ifp = ic->ic_ifp;
2603 sc = ifp->if_softc;
2604
2605 rt2860_asic_enable_tsf_sync(sc);
2606 }
2607
2608 /*
2609 * rt2860_set_channel
2610 */
2611 static void rt2860_set_channel(struct ieee80211com *ic)
2612 {
2613 struct rt2860_softc *sc;
2614 struct ifnet *ifp;
2615
2616 ifp = ic->ic_ifp;
2617 sc = ifp->if_softc;
2618
2619 RT2860_DPRINTF(sc, RT2860_DEBUG_CHAN,
2620 "%s: set channel: channel=%u, HT%s%s\n",
2621 device_get_nameunit(sc->dev),
2622 ieee80211_chan2ieee(ic, ic->ic_curchan),
2623 !IEEE80211_IS_CHAN_HT(ic->ic_curchan) ? " disabled" :
2624 IEEE80211_IS_CHAN_HT20(ic->ic_curchan) ? "20":
2625 IEEE80211_IS_CHAN_HT40U(ic->ic_curchan) ? "40U" : "40D",
2626 (ic->ic_flags & IEEE80211_F_SCAN) ? ", scanning" : "");
2627
2628 RT2860_SOFTC_LOCK(sc);
2629
2630 rt2860_rf_set_chan(sc, ic->ic_curchan);
2631
2632 RT2860_SOFTC_UNLOCK(sc);
2633 }
2634
2635 /*
2636 * rt2860_newassoc
2637 */
2638 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew)
2639 {
2640 struct rt2860_softc *sc;
2641 struct ieee80211com *ic;
2642 struct ifnet *ifp;
2643 struct ieee80211vap *vap;
2644 struct rt2860_softc_vap *rvap;
2645 struct rt2860_softc_node *rni;
2646 uint16_t aid;
2647 uint8_t wcid;
2648
2649 vap = ni->ni_vap;
2650 ic = vap->iv_ic;
2651 ifp = ic->ic_ifp;
2652 sc = ifp->if_softc;
2653 rvap = (struct rt2860_softc_vap *) vap;
2654 rni = (struct rt2860_softc_node *) ni;
2655
2656 if (isnew)
2657 {
2658 aid = IEEE80211_AID(ni->ni_associd);
2659 rni->staid = rt2860_staid_alloc(sc, aid);
2660 wcid = rni->staid;
2661
2662 rt2860_io_mac_write_multi(sc, RT2860_REG_WCID(wcid),
2663 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2664
2665 rt2860_amrr_node_init(&rvap->amrr, &sc->amrr_node[wcid], ni);
2666
2667 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2668 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2669 device_get_nameunit(sc->dev),
2670 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2671 ni->ni_associd, ni->ni_txrate,
2672 (ni->ni_flags & IEEE80211_NODE_HT) ?
2673 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2674 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2675
2676 rt2860_asic_updateprot(sc);
2677 rt2860_asic_updateslot(sc);
2678 rt2860_asic_set_txpreamble(sc);
2679 }
2680
2681 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2682 "%s: new association: isnew=%d, macaddr=%s, associd=0x%04x, staid=0x%02x, QoS %s, ERP %s, HT %s\n",
2683 device_get_nameunit(sc->dev), isnew, ether_sprintf(ni->ni_macaddr),
2684 ni->ni_associd, rni->staid,
2685 (ni->ni_flags & IEEE80211_NODE_QOS) ? "enabled" : "disabled",
2686 (ni->ni_flags & IEEE80211_NODE_ERP) ? "enabled" : "disabled",
2687 (ni->ni_flags & IEEE80211_NODE_HT) ? "enabled" : "disabled");
2688 }
2689
2690 /*
2691 * rt2860_updateslot
2692 */
2693 static void rt2860_updateslot(struct ifnet *ifp)
2694 {
2695 struct rt2860_softc *sc;
2696
2697 sc = ifp->if_softc;
2698
2699 rt2860_asic_updateslot(sc);
2700 }
2701
2702 /*
2703 * rt2860_update_promisc
2704 */
2705 static void rt2860_update_promisc(struct ifnet *ifp)
2706 {
2707 struct rt2860_softc *sc;
2708
2709 sc = ifp->if_softc;
2710
2711 rt2860_asic_update_promisc(sc);
2712 }
2713
2714 /*
2715 * rt2860_update_mcast
2716 */
2717 static void rt2860_update_mcast(struct ifnet *ifp)
2718 {
2719 struct rt2860_softc *sc;
2720
2721 sc = ifp->if_softc;
2722 }
2723
2724 /*
2725 * rt2860_wme_update
2726 */
2727 static int rt2860_wme_update(struct ieee80211com *ic)
2728 {
2729 struct rt2860_softc *sc;
2730 struct ifnet *ifp;
2731
2732 ifp = ic->ic_ifp;
2733 sc = ifp->if_softc;
2734
2735 rt2860_asic_wme_update(sc);
2736
2737 return 0;
2738 }
2739
2740 /*
2741 * rt2860_raw_xmit
2742 */
2743 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2744 const struct ieee80211_bpf_params *params)
2745 {
2746 struct rt2860_softc *sc;
2747 struct ieee80211com *ic;
2748 struct ifnet *ifp;
2749
2750 ic = ni->ni_ic;
2751 ifp = ic->ic_ifp;
2752 sc = ifp->if_softc;
2753
2754 RT2860_SOFTC_LOCK(sc);
2755
2756 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2757 {
2758 RT2860_SOFTC_UNLOCK(sc);
2759
2760 m_freem(m);
2761 ieee80211_free_node(ni);
2762
2763 return ENETDOWN;
2764 }
2765
2766 if (sc->tx_ring[sc->tx_ring_mgtqid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
2767 {
2768 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
2769 "%s: raw xmit: Tx ring with qid=%d is full\n",
2770 device_get_nameunit(sc->dev), sc->tx_ring_mgtqid);
2771
2772 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2773
2774 RT2860_SOFTC_UNLOCK(sc);
2775
2776 m_freem(m);
2777 ieee80211_free_node(ni);
2778
2779 sc->tx_data_queue_full[sc->tx_ring_mgtqid]++;
2780
2781 return ENOBUFS;
2782 }
2783
2784 if (rt2860_tx_mgmt(sc, m, ni, sc->tx_ring_mgtqid) != 0)
2785 {
2786 ifp->if_oerrors++;
2787
2788 RT2860_SOFTC_UNLOCK(sc);
2789
2790 ieee80211_free_node(ni);
2791
2792 return EIO;
2793 }
2794
2795 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
2796
2797 RT2860_SOFTC_UNLOCK(sc);
2798
2799 return 0;
2800 }
2801
2802 /*
2803 * rt2860_recv_action
2804 */
2805 static int rt2860_recv_action(struct ieee80211_node *ni,
2806 const struct ieee80211_frame *wh,
2807 const uint8_t *frm, const uint8_t *efrm)
2808 {
2809 struct rt2860_softc *sc;
2810 struct ieee80211com *ic;
2811 struct ifnet *ifp;
2812 struct rt2860_softc_node *rni;
2813 const struct ieee80211_action *ia;
2814 struct ieee80211_tx_ampdu *tx_ampdu;
2815 uint16_t status, baparamset;
2816 uint8_t wcid;
2817 int ret, tid, bufsize, ac;
2818 uint32_t tmp;
2819
2820 ic = ni->ni_ic;
2821 ifp = ic->ic_ifp;
2822 sc = ifp->if_softc;
2823 rni = (struct rt2860_softc_node *) ni;
2824
2825 ia = (const struct ieee80211_action *) frm;
2826
2827 ret = sc->recv_action(ni, wh, frm, efrm);
2828
2829 if (ia->ia_category != IEEE80211_ACTION_CAT_BA)
2830 return ret;
2831
2832 wcid = rni->staid;
2833
2834 switch (ia->ia_action)
2835 {
2836 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2837 case IEEE80211_ACTION_BA_ADDBA_REQUEST:
2838 baparamset = LE_READ_2(frm + 3);
2839 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2840 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2841
2842 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2843 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2844 device_get_nameunit(sc->dev), ni->ni_associd, tid, bufsize);
2845
2846 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2847
2848 tmp |= (0x10000 << tid);
2849
2850 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2851 break;
2852
2853 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2854 case IEEE80211_ACTION_BA_ADDBA_RESPONSE:
2855 status = LE_READ_2(frm + 3);
2856 baparamset = LE_READ_2(frm + 4);
2857 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2858 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2859 ac = TID_TO_WME_AC(tid);
2860 tx_ampdu = &ni->ni_tx_ampdu[ac];
2861
2862 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2863 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2864 device_get_nameunit(sc->dev), ni->ni_associd, status, tid, bufsize);
2865
2866 if (sc->mac_rev >= 0x28720200)
2867 {
2868 if (tx_ampdu->txa_wnd > 13)
2869 tx_ampdu->txa_wnd = 13;
2870 }
2871 else
2872 {
2873 if (tx_ampdu->txa_wnd > 7)
2874 tx_ampdu->txa_wnd = 7;
2875 }
2876
2877 if (status == IEEE80211_STATUS_SUCCESS)
2878 {
2879 sc->tx_ampdu_sessions++;
2880
2881 rt2860_asic_updateprot(sc);
2882 }
2883 break;
2884
2885 /* IEEE80211_ACTION_BA_DELBA */
2886 case IEEE80211_ACTION_BA_DELBA:
2887 baparamset = LE_READ_2(frm + 2);
2888 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2889
2890 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2891 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2892 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2893
2894 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2895
2896 tmp &= ~(0x10000 << tid);
2897
2898 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2899 break;
2900 }
2901
2902 return ret;
2903 }
2904
2905 /*
2906 * rt2860_send_action
2907 */
2908 static int rt2860_send_action(struct ieee80211_node *ni,
2909 int cat, int act, void *sa)
2910 {
2911 struct rt2860_softc *sc;
2912 struct ieee80211com *ic;
2913 struct ifnet *ifp;
2914 struct rt2860_softc_node *rni;
2915 uint16_t *args, baparamset;
2916 uint8_t wcid;
2917 int ret, tid;
2918 uint32_t tmp;
2919
2920 ic = ni->ni_ic;
2921 ifp = ic->ic_ifp;
2922 sc = ifp->if_softc;
2923 rni = (struct rt2860_softc_node *) ni;
2924
2925 ret = sc->send_action(ni, cat, act, sa);
2926
2927 if (cat != IEEE80211_ACTION_CAT_BA)
2928 return ret;
2929
2930 wcid = rni->staid;
2931 args = sa;
2932
2933 switch (act)
2934 {
2935 /* IEEE80211_ACTION_BA_DELBA */
2936 case IEEE80211_ACTION_BA_DELBA:
2937 baparamset = RT2860_SM(args[0], IEEE80211_DELBAPS_TID) | args[1];
2938
2939 tid = RT2860_MS(baparamset, IEEE80211_DELBAPS_TID);
2940
2941 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2942 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2943 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2944
2945 if (RT2860_MS(baparamset, IEEE80211_DELBAPS_INIT) != IEEE80211_DELBAPS_INIT)
2946 {
2947 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2948
2949 tmp &= ~(0x10000 << tid);
2950
2951 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2952 }
2953 else
2954 {
2955 sc->tx_ampdu_sessions--;
2956
2957 rt2860_asic_updateprot(sc);
2958 }
2959 break;
2960 }
2961
2962 return ret;
2963 }
2964
2965 /*
2966 * rt2860_amrr_update_iter_func
2967 */
2968 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni)
2969 {
2970 struct rt2860_softc *sc;
2971 struct ieee80211com *ic;
2972 struct ifnet *ifp;
2973 struct ieee80211vap *vap;
2974 struct rt2860_softc_vap *rvap;
2975 struct rt2860_softc_node *rni;
2976 uint8_t wcid;
2977
2978 vap = arg;
2979 ic = vap->iv_ic;
2980 ifp = ic->ic_ifp;
2981 sc = ifp->if_softc;
2982 rvap = (struct rt2860_softc_vap *) vap;
2983 rni = (struct rt2860_softc_node *) ni;
2984
2985 /* only associated stations */
2986
2987 if ((ni->ni_vap == vap) && (rni->staid != 0))
2988 {
2989 wcid = rni->staid;
2990
2991 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2992 "%s: AMRR node: staid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2993 device_get_nameunit(sc->dev),
2994 rni->staid, sc->amrr_node[wcid].txcnt, sc->amrr_node[wcid].success, sc->amrr_node[wcid].retrycnt);
2995
2996 rt2860_amrr_choose(ni, &sc->amrr_node[wcid]);
2997
2998 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2999 "%s:%s node Tx rate: associd=0x%04x, staid=0x%02x, rate=0x%02x, max rate=0x%02x\n",
3000 device_get_nameunit(sc->dev),
3001 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
3002 ni->ni_associd, rni->staid, ni->ni_txrate,
3003 (ni->ni_flags & IEEE80211_NODE_HT) ?
3004 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
3005 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
3006 }
3007 }
3008
3009 /*
3010 * rt2860_periodic
3011 */
3012 static void rt2860_periodic(void *arg)
3013 {
3014 struct rt2860_softc *sc;
3015
3016 sc = arg;
3017
3018 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
3019 "%s: periodic\n",
3020 device_get_nameunit(sc->dev));
3021
3022 taskqueue_enqueue(sc->taskqueue, &sc->periodic_task);
3023 }
3024
3025 /*
3026 * rt2860_tx_watchdog
3027 */
3028 static void rt2860_tx_watchdog(void *arg)
3029 {
3030 struct rt2860_softc *sc;
3031 struct ifnet *ifp;
3032
3033 sc = arg;
3034 ifp = sc->ifp;
3035
3036 if (sc->tx_timer == 0)
3037 return;
3038
3039 if (--sc->tx_timer == 0)
3040 {
3041 printf("%s: Tx watchdog timeout: resetting\n",
3042 device_get_nameunit(sc->dev));
3043
3044 rt2860_stop_locked(sc);
3045 rt2860_init_locked(sc);
3046
3047 ifp->if_oerrors++;
3048
3049 sc->tx_watchdog_timeouts++;
3050 }
3051
3052 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
3053 }
3054
3055 /*
3056 * rt2860_staid_alloc
3057 */
3058 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid)
3059 {
3060 int staid;
3061
3062 if ((aid > 0 && aid < RT2860_SOFTC_STAID_COUNT) && isclr(sc->staid_mask, aid))
3063 {
3064 staid = aid;
3065 }
3066 else
3067 {
3068 for (staid = 1; staid < RT2860_SOFTC_STAID_COUNT; staid++)
3069 {
3070 if (isclr(sc->staid_mask, staid))
3071 break;
3072 }
3073 }
3074
3075 setbit(sc->staid_mask, staid);
3076
3077 return staid;
3078 }
3079
3080 /*
3081 * rt2860_staid_delete
3082 */
3083 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid)
3084 {
3085 clrbit(sc->staid_mask, staid);
3086 }
3087
3088 /*
3089 * rt2860_asic_set_bssid
3090 */
3091 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
3092 const uint8_t *bssid)
3093 {
3094 uint32_t tmp;
3095
3096 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3097 "%s: set bssid: bssid=%s\n",
3098 device_get_nameunit(sc->dev),
3099 ether_sprintf(bssid));
3100
3101 tmp = bssid[0] | (bssid[1]) << 8 | (bssid[2] << 16) | (bssid[3] << 24);
3102
3103 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW0, tmp);
3104
3105 tmp = bssid[4] | (bssid[5] << 8);
3106
3107 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW1, tmp);
3108 }
3109
3110 /*
3111 * rt2860_asic_set_macaddr
3112 */
3113 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
3114 const uint8_t *addr)
3115 {
3116 uint32_t tmp;
3117
3118 tmp = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
3119
3120 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW0, tmp);
3121
3122 tmp = addr[4] | (addr[5] << 8);
3123
3124 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW1, tmp);
3125 }
3126
3127 /*
3128 * rt2860_asic_enable_tsf_sync
3129 */
3130 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc)
3131 {
3132 struct ifnet *ifp;
3133 struct ieee80211com *ic;
3134 struct ieee80211vap *vap;
3135 uint32_t tmp;
3136
3137 ifp = sc->ifp;
3138 ic = ifp->if_l2com;
3139 vap = TAILQ_FIRST(&ic->ic_vaps);
3140
3141 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3142 "%s: enabling TSF\n",
3143 device_get_nameunit(sc->dev));
3144
3145 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3146
3147 tmp &= ~0x1fffff;
3148 tmp |= vap->iv_bss->ni_intval * 16;
3149 tmp |= (RT2860_REG_TSF_TIMER_ENABLE | RT2860_REG_TBTT_TIMER_ENABLE);
3150
3151 if (vap->iv_opmode == IEEE80211_M_STA)
3152 {
3153 tmp |= (RT2860_REG_TSF_SYNC_MODE_STA << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3154 }
3155 else if (vap->iv_opmode == IEEE80211_M_IBSS)
3156 {
3157 tmp |= RT2860_REG_BCN_TX_ENABLE;
3158 tmp |= (RT2860_REG_TSF_SYNC_MODE_IBSS << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3159 }
3160 else if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3161 {
3162 tmp |= RT2860_REG_BCN_TX_ENABLE;
3163 tmp |= (RT2860_REG_TSF_SYNC_MODE_HOSTAP << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3164 }
3165
3166 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3167 }
3168
3169 /*
3170 * rt2860_asic_disable_tsf_sync
3171 */
3172 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc)
3173 {
3174 uint32_t tmp;
3175
3176 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3177 "%s: disabling TSF\n",
3178 device_get_nameunit(sc->dev));
3179
3180 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3181
3182 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3183 RT2860_REG_TSF_TIMER_ENABLE |
3184 RT2860_REG_TBTT_TIMER_ENABLE);
3185
3186 tmp &= ~(RT2860_REG_TSF_SYNC_MODE_MASK << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3187 tmp |= (RT2860_REG_TSF_SYNC_MODE_DISABLE << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3188
3189 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3190 }
3191
3192 /*
3193 * rt2860_asic_enable_mrr
3194 */
3195 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc)
3196 {
3197 #define CCK(mcs) (mcs)
3198 #define OFDM(mcs) ((1 << 3) | (mcs))
3199 #define HT(mcs) (mcs)
3200
3201 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG0,
3202 (OFDM(6) << 28) | /* 54 -> 48 */
3203 (OFDM(5) << 24) | /* 48 -> 36 */
3204 (OFDM(4) << 20) | /* 36 -> 24 */
3205 (OFDM(3) << 16) | /* 24 -> 18 */
3206 (OFDM(2) << 12) | /* 18 -> 12 */
3207 (OFDM(1) << 8) | /* 12 -> 9 */
3208 (OFDM(0) << 4) | /* 9 -> 6 */
3209 OFDM(0)); /* 6 -> 6 */
3210
3211 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG1,
3212 (CCK(2) << 12) | /* 11 -> 5.5 */
3213 (CCK(1) << 8) | /* 5.5 -> 2 */
3214 (CCK(0) << 4) | /* 2 -> 1 */
3215 CCK(0)); /* 1 -> 1 */
3216
3217 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG0,
3218 (HT(6) << 28) |
3219 (HT(5) << 24) |
3220 (HT(4) << 20) |
3221 (HT(3) << 16) |
3222 (HT(2) << 12) |
3223 (HT(1) << 8) |
3224 (HT(0) << 4) |
3225 HT(0));
3226
3227 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG1,
3228 (HT(14) << 28) |
3229 (HT(13) << 24) |
3230 (HT(12) << 20) |
3231 (HT(11) << 16) |
3232 (HT(10) << 12) |
3233 (HT(9) << 8) |
3234 (HT(8) << 4) |
3235 HT(7));
3236
3237 #undef HT
3238 #undef OFDM
3239 #undef CCK
3240 }
3241
3242 /*
3243 * rt2860_asic_set_txpreamble
3244 */
3245 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc)
3246 {
3247 struct ifnet *ifp;
3248 struct ieee80211com *ic;
3249 uint32_t tmp;
3250
3251 ifp = sc->ifp;
3252 ic = ifp->if_l2com;
3253
3254 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3255 "%s: %s short Tx preamble\n",
3256 device_get_nameunit(sc->dev),
3257 (ic->ic_flags & IEEE80211_F_SHPREAMBLE) ? "enabling" : "disabling");
3258
3259 tmp = rt2860_io_mac_read(sc, RT2860_REG_AUTO_RSP_CFG);
3260
3261 tmp &= ~RT2860_REG_CCK_SHORT_ENABLE;
3262
3263 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3264 tmp |= RT2860_REG_CCK_SHORT_ENABLE;
3265
3266 rt2860_io_mac_write(sc, RT2860_REG_AUTO_RSP_CFG, tmp);
3267 }
3268
3269 /*
3270 * rt2860_asic_set_basicrates
3271 */
3272 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc)
3273 {
3274 struct ifnet *ifp;
3275 struct ieee80211com *ic;
3276
3277 ifp = sc->ifp;
3278 ic = ifp->if_l2com;
3279
3280 if (ic->ic_curmode == IEEE80211_MODE_11B)
3281 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x3);
3282 else if (ic->ic_curmode == IEEE80211_MODE_11A)
3283 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x150);
3284 else
3285 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x15f);
3286 }
3287
3288 /*
3289 * rt2860_asic_update_rtsthreshold
3290 */
3291 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc)
3292 {
3293 struct ifnet *ifp;
3294 struct ieee80211com *ic;
3295 struct ieee80211vap *vap;
3296 uint32_t tmp;
3297 uint16_t threshold;
3298
3299 ifp = sc->ifp;
3300 ic = ifp->if_l2com;
3301 vap = TAILQ_FIRST(&ic->ic_vaps);
3302
3303 if (vap == NULL)
3304 threshold = IEEE80211_RTS_MAX;
3305 else if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
3306 threshold = 0x1000;
3307 else
3308 threshold = vap->iv_rtsthreshold;
3309
3310 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3311 "%s: updating RTS threshold: %d\n",
3312 device_get_nameunit(sc->dev), threshold);
3313
3314 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_RTS_CFG);
3315
3316 tmp &= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK << RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3317
3318 tmp |= ((threshold & RT2860_REG_TX_RTS_THRESHOLD_MASK) <<
3319 RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3320
3321 rt2860_io_mac_write(sc, RT2860_REG_TX_RTS_CFG, tmp);
3322 }
3323
3324 /*
3325 * rt2860_asic_update_txpower
3326 */
3327 static void rt2860_asic_update_txpower(struct rt2860_softc *sc)
3328 {
3329 struct ifnet *ifp;
3330 struct ieee80211com *ic;
3331 uint32_t *txpow_rate;
3332 int8_t delta;
3333 uint8_t val;
3334 uint32_t tmp;
3335 int i;
3336
3337 ifp = sc->ifp;
3338 ic = ifp->if_l2com;
3339
3340 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3341 "%s: updating Tx power: %d\n",
3342 device_get_nameunit(sc->dev), ic->ic_txpowlimit);
3343
3344 if (!IEEE80211_IS_CHAN_HT40(ic->ic_curchan))
3345 {
3346 txpow_rate = sc->txpow_rate_20mhz;
3347 }
3348 else
3349 {
3350 if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan))
3351 txpow_rate = sc->txpow_rate_40mhz_2ghz;
3352 else
3353 txpow_rate = sc->txpow_rate_40mhz_5ghz;
3354 }
3355
3356 delta = 0;
3357
3358 val = rt2860_io_bbp_read(sc, 1);
3359 val &= 0xfc;
3360
3361 if (ic->ic_txpowlimit > 90)
3362 {
3363 /* do nothing */
3364 }
3365 else if (ic->ic_txpowlimit > 60)
3366 {
3367 delta -= 1;
3368 }
3369 else if (ic->ic_txpowlimit > 30)
3370 {
3371 delta -= 3;
3372 }
3373 else if (ic->ic_txpowlimit > 15)
3374 {
3375 val |= 0x1;
3376 }
3377 else if (ic->ic_txpowlimit > 9)
3378 {
3379 val |= 0x1;
3380 delta -= 3;
3381 }
3382 else
3383 {
3384 val |= 0x2;
3385 }
3386
3387 rt2860_io_bbp_write(sc, 1, val);
3388
3389 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
3390 {
3391 if (txpow_rate[i] == 0xffffffff)
3392 continue;
3393
3394 tmp = rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate[i], delta);
3395
3396 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i), tmp);
3397 }
3398 }
3399
3400 /*
3401 * rt2860_asic_update_promisc
3402 */
3403 static void rt2860_asic_update_promisc(struct rt2860_softc *sc)
3404 {
3405 struct ifnet *ifp;
3406 uint32_t tmp;
3407
3408 ifp = sc->ifp;
3409
3410 printf("%s: %s promiscuous mode\n",
3411 device_get_nameunit(sc->dev),
3412 (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving");
3413
3414 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_FILTER_CFG);
3415
3416 tmp &= ~RT2860_REG_RX_FILTER_DROP_UC_NOME;
3417
3418 if (!(ifp->if_flags & IFF_PROMISC))
3419 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
3420
3421 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
3422 }
3423
3424 /*
3425 * rt2860_asic_updateprot
3426 */
3427 static void rt2860_asic_updateprot(struct rt2860_softc *sc)
3428 {
3429 struct ifnet *ifp;
3430 struct ieee80211com *ic;
3431 struct ieee80211vap *vap;
3432 uint32_t cck_prot, ofdm_prot, mm20_prot, mm40_prot, gf20_prot, gf40_prot;
3433 uint8_t htopmode;
3434 enum ieee80211_protmode htprotmode;
3435
3436 ifp = sc->ifp;
3437 ic = ifp->if_l2com;
3438 vap = TAILQ_FIRST(&ic->ic_vaps);
3439
3440 /* CCK frame protection */
3441
3442 cck_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3443 RT2860_REG_TXOP_ALLOW_ALL | RT2860_REG_PROT_CTRL_NONE;
3444
3445 /* set up protection frame phy mode and rate (MCS code) */
3446
3447 if (ic->ic_curmode == IEEE80211_MODE_11A)
3448 cck_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3449 (0 << RT2860_REG_PROT_MCS_SHIFT);
3450 else
3451 cck_prot |= ((RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3452 (3 << RT2860_REG_PROT_MCS_SHIFT));
3453
3454 rt2860_io_mac_write(sc, RT2860_REG_TX_CCK_PROT_CFG, cck_prot);
3455
3456 /* OFDM frame protection */
3457
3458 ofdm_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3459 RT2860_REG_TXOP_ALLOW_ALL;
3460
3461 if (ic->ic_flags & IEEE80211_F_USEPROT)
3462 {
3463 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3464 "%s: updating protection mode: b/g protection mode=%s\n",
3465 device_get_nameunit(sc->dev),
3466 (ic->ic_protmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3467 ((ic->ic_protmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3468
3469 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3470 ofdm_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3471 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3472 ofdm_prot |= RT2860_REG_PROT_CTRL_CTS;
3473 else
3474 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3475 }
3476 else
3477 {
3478 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3479 "%s: updating protection mode: b/g protection mode=%s\n",
3480 device_get_nameunit(sc->dev), "none");
3481
3482 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3483 }
3484
3485 rt2860_io_mac_write(sc, RT2860_REG_TX_OFDM_PROT_CFG, ofdm_prot);
3486
3487 /* HT frame protection */
3488
3489 if ((vap != NULL) && (vap->iv_opmode == IEEE80211_M_STA) && (vap->iv_state == IEEE80211_S_RUN))
3490 htopmode = vap->iv_bss->ni_htopmode;
3491 else
3492 htopmode = ic->ic_curhtprotmode;
3493
3494 htprotmode = ic->ic_htprotmode;
3495
3496 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3497
3498 if (sc->tx_ampdu_sessions > 0)
3499 {
3500 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3501 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3502 device_get_nameunit(sc->dev));
3503
3504 htopmode = IEEE80211_HTINFO_OPMODE_MIXED;
3505 htprotmode = IEEE80211_PROT_RTSCTS;
3506 }
3507
3508 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3509 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3510 device_get_nameunit(sc->dev),
3511 htopmode & IEEE80211_HTINFO_OPMODE,
3512 (htprotmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3513 ((htprotmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3514
3515 switch (htopmode & IEEE80211_HTINFO_OPMODE)
3516 {
3517 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3518 case IEEE80211_HTINFO_OPMODE_HT20PR:
3519 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3520 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3521 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3522 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3523 (4 << RT2860_REG_PROT_MCS_SHIFT);
3524
3525 gf20_prot = mm20_prot;
3526
3527 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL |
3528 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3529 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3530
3531 if (htprotmode == IEEE80211_PROT_RTSCTS)
3532 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3533 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3534 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3535 else
3536 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3537
3538 gf40_prot = mm40_prot;
3539 break;
3540
3541 /* IEEE80211_HTINFO_OPMODE_MIXED */
3542 case IEEE80211_HTINFO_OPMODE_MIXED:
3543 mm20_prot = RT2860_REG_PROT_NAV_SHORT |
3544 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3545 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20;
3546
3547 if (ic->ic_flags & IEEE80211_F_USEPROT)
3548 mm20_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3549 (3 << RT2860_REG_PROT_MCS_SHIFT);
3550 else
3551 mm20_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3552 (4 << RT2860_REG_PROT_MCS_SHIFT);
3553
3554 if (htprotmode == IEEE80211_PROT_RTSCTS)
3555 mm20_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3556 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3557 mm20_prot |= RT2860_REG_PROT_CTRL_CTS;
3558 else
3559 mm20_prot |= RT2860_REG_PROT_CTRL_NONE;
3560
3561 gf20_prot = mm20_prot;
3562
3563 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL;
3564
3565 if (ic->ic_flags & IEEE80211_F_USEPROT)
3566 mm40_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3567 (3 << RT2860_REG_PROT_MCS_SHIFT);
3568 else
3569 mm40_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3570 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3571
3572 if (htprotmode == IEEE80211_PROT_RTSCTS)
3573 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3574 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3575 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3576 else
3577 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3578
3579 gf40_prot = mm40_prot;
3580 break;
3581
3582 /*
3583 * IEEE80211_HTINFO_OPMODE_PURE
3584 * IEEE80211_HTINFO_OPMODE_PROTOPT
3585 */
3586 case IEEE80211_HTINFO_OPMODE_PURE:
3587 case IEEE80211_HTINFO_OPMODE_PROTOPT:
3588 default:
3589 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3590 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3591 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3592 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3593 (4 << RT2860_REG_PROT_MCS_SHIFT);
3594
3595 gf20_prot = mm20_prot;
3596
3597 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3598 RT2860_REG_TXOP_ALLOW_ALL |
3599 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3600 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3601
3602 gf40_prot = mm40_prot;
3603 break;
3604 }
3605
3606 rt2860_io_mac_write(sc, RT2860_REG_TX_MM20_PROT_CFG, mm20_prot);
3607 rt2860_io_mac_write(sc, RT2860_REG_TX_MM40_PROT_CFG, mm40_prot);
3608 rt2860_io_mac_write(sc, RT2860_REG_TX_GF20_PROT_CFG, gf20_prot);
3609 rt2860_io_mac_write(sc, RT2860_REG_TX_GF40_PROT_CFG, gf40_prot);
3610 }
3611
3612 /*
3613 * rt2860_asic_updateslot
3614 */
3615 static void rt2860_asic_updateslot(struct rt2860_softc *sc)
3616 {
3617 struct ifnet *ifp;
3618 struct ieee80211com *ic;
3619 struct ieee80211vap *vap;
3620 uint32_t tmp;
3621
3622 ifp = sc->ifp;
3623 ic = ifp->if_l2com;
3624 vap = TAILQ_FIRST(&ic->ic_vaps);
3625
3626 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3627 "%s: %s short slot time\n",
3628 device_get_nameunit(sc->dev),
3629 ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3630 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST))) ? "enabling" : "disabling");
3631
3632 tmp = rt2860_io_mac_read(sc, RT2860_REG_BKOFF_SLOT_CFG);
3633
3634 tmp &= ~0xff;
3635
3636 if ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3637 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST)))
3638 tmp |= IEEE80211_DUR_SHSLOT;
3639 else
3640 tmp |= IEEE80211_DUR_SLOT;
3641
3642 rt2860_io_mac_write(sc, RT2860_REG_BKOFF_SLOT_CFG, tmp);
3643 }
3644
3645 /*
3646 * rt2860_asic_wme_update
3647 */
3648 static void rt2860_asic_wme_update(struct rt2860_softc *sc)
3649 {
3650 struct ifnet *ifp;
3651 struct ieee80211com *ic;
3652 struct ieee80211_wme_state *wme;
3653 const struct wmeParams *wmep;
3654 int i;
3655
3656 ifp = sc->ifp;
3657 ic = ifp->if_l2com;
3658 wme = &ic->ic_wme;
3659 wmep = wme->wme_chanParams.cap_wmeParams;
3660
3661 RT2860_DPRINTF(sc, RT2860_DEBUG_WME,
3662 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3663 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3664 device_get_nameunit(sc->dev),
3665 wmep[WME_AC_VO].wmep_aifsn,
3666 wmep[WME_AC_VO].wmep_logcwmin, wmep[WME_AC_VO].wmep_logcwmax,
3667 wmep[WME_AC_VO].wmep_txopLimit,
3668 wmep[WME_AC_VI].wmep_aifsn,
3669 wmep[WME_AC_VI].wmep_logcwmin, wmep[WME_AC_VI].wmep_logcwmax,
3670 wmep[WME_AC_VI].wmep_txopLimit,
3671 wmep[WME_AC_BK].wmep_aifsn,
3672 wmep[WME_AC_BK].wmep_logcwmin, wmep[WME_AC_BK].wmep_logcwmax,
3673 wmep[WME_AC_BK].wmep_txopLimit,
3674 wmep[WME_AC_BE].wmep_aifsn,
3675 wmep[WME_AC_BE].wmep_logcwmin, wmep[WME_AC_BE].wmep_logcwmax,
3676 wmep[WME_AC_BE].wmep_txopLimit);
3677
3678 for (i = 0; i < WME_NUM_AC; i++)
3679 rt2860_io_mac_write(sc, RT2860_REG_TX_EDCA_AC_CFG(i),
3680 (wmep[i].wmep_logcwmax << 16) | (wmep[i].wmep_logcwmin << 12) |
3681 (wmep[i].wmep_aifsn << 8) | wmep[i].wmep_txopLimit);
3682
3683 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_AIFSN_CFG,
3684 (wmep[WME_AC_VO].wmep_aifsn << 12) | (wmep[WME_AC_VI].wmep_aifsn << 8) |
3685 (wmep[WME_AC_BK].wmep_aifsn << 4) | wmep[WME_AC_BE].wmep_aifsn);
3686
3687 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMIN_CFG,
3688 (wmep[WME_AC_VO].wmep_logcwmin << 12) | (wmep[WME_AC_VI].wmep_logcwmin << 8) |
3689 (wmep[WME_AC_BK].wmep_logcwmin << 4) | wmep[WME_AC_BE].wmep_logcwmin);
3690
3691 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMAX_CFG,
3692 (wmep[WME_AC_VO].wmep_logcwmax << 12) | (wmep[WME_AC_VI].wmep_logcwmax << 8) |
3693 (wmep[WME_AC_BK].wmep_logcwmax << 4) | wmep[WME_AC_BE].wmep_logcwmax);
3694
3695 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG,
3696 (wmep[WME_AC_BK].wmep_txopLimit << 16) | wmep[WME_AC_BE].wmep_txopLimit);
3697
3698 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
3699 (wmep[WME_AC_VO].wmep_txopLimit << 16) | wmep[WME_AC_VI].wmep_txopLimit);
3700 }
3701
3702 /*
3703 * rt2860_asic_update_beacon
3704 */
3705 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
3706 struct ieee80211vap *vap)
3707 {
3708 struct rt2860_softc_vap *rvap;
3709 struct mbuf *m;
3710 struct rt2860_txwi *txwi;
3711 uint32_t tmp;
3712
3713 rvap = (struct rt2860_softc_vap *) vap;
3714
3715 m = rvap->beacon_mbuf;
3716 txwi = &rvap->beacon_txwi;
3717
3718 /* disable temporarily TSF sync */
3719
3720 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3721
3722 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3723 RT2860_REG_TSF_TIMER_ENABLE |
3724 RT2860_REG_TBTT_TIMER_ENABLE);
3725
3726 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3727
3728 /* write Tx wireless info and beacon frame to on-chip memory */
3729
3730 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0),
3731 txwi, sizeof(struct rt2860_txwi));
3732
3733 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi),
3734 mtod(m, uint8_t *), m->m_pkthdr.len);
3735
3736 /* enable again TSF sync */
3737
3738 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3739
3740 tmp |= (RT2860_REG_BCN_TX_ENABLE |
3741 RT2860_REG_TSF_TIMER_ENABLE |
3742 RT2860_REG_TBTT_TIMER_ENABLE);
3743
3744 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3745 }
3746
3747 /*
3748 * rt2860_asic_clear_keytables
3749 */
3750 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc)
3751 {
3752 int i;
3753
3754 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3755
3756 for (i = 0; i < 256; i++)
3757 {
3758 rt2860_io_mac_write(sc, RT2860_REG_WCID(i), 0xffffffff);
3759 rt2860_io_mac_write(sc, RT2860_REG_WCID(i) + 4, 0x0000ffff);
3760 }
3761
3762 /* clear WCID attribute table (entries = 256, entry size = 4) */
3763
3764 rt2860_io_mac_set_region_4(sc, RT2860_REG_WCID_ATTR(0), 0, 256);
3765
3766 /* clear IV/EIV table (entries = 256, entry size = 8) */
3767
3768 rt2860_io_mac_set_region_4(sc, RT2860_REG_IVEIV(0), 0, 2 * 256);
3769
3770 /* clear pairwise key table (entries = 64, entry size = 32) */
3771
3772 rt2860_io_mac_set_region_4(sc, RT2860_REG_PKEY(0), 0, 8 * 64);
3773
3774 /* clear shared key table (entries = 32, entry size = 32) */
3775
3776 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3777
3778 /* clear shared key mode (entries = 32, entry size = 2) */
3779
3780 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY_MODE(0), 0, 16);
3781 }
3782
3783 /*
3784 * rt2860_beacon_alloc
3785 */
3786 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
3787 struct ieee80211vap *vap)
3788 {
3789 struct ieee80211com *ic;
3790 struct rt2860_softc_vap *rvap;
3791 const struct ieee80211_txparam *tp;
3792 struct mbuf *m;
3793 struct rt2860_txwi txwi;
3794 uint8_t rate, mcs;
3795
3796 ic = vap->iv_ic;
3797 rvap = (struct rt2860_softc_vap *) vap;
3798 tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)];
3799
3800 m = ieee80211_beacon_alloc(vap->iv_bss, &rvap->beacon_offsets);
3801 if (m == NULL)
3802 return ENOMEM;
3803
3804 rate = tp->mgmtrate;
3805 mcs = rt2860_rate2mcs(rate);
3806
3807 memset(&txwi, 0, sizeof(struct rt2860_txwi));
3808
3809 txwi.wcid = RT2860_WCID_RESERVED;
3810 txwi.pid_mpdu_len = ((htole16(m->m_pkthdr.len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3811 RT2860_TXWI_MPDU_LEN_SHIFT);
3812 txwi.txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3813 txwi.mpdu_density_flags |=
3814 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3815 txwi.bawin_size_xflags |=
3816 (RT2860_TXWI_XFLAGS_NSEQ << RT2860_TXWI_XFLAGS_SHIFT);
3817
3818 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
3819 {
3820 txwi.phymode_ifs_stbc_shortgi =
3821 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3822
3823 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3824 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3825 }
3826 else
3827 {
3828 txwi.phymode_ifs_stbc_shortgi =
3829 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3830 }
3831
3832 txwi.bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
3833 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3834
3835 if (rvap->beacon_mbuf != NULL)
3836 {
3837 m_free(rvap->beacon_mbuf);
3838 rvap->beacon_mbuf = NULL;
3839 }
3840
3841 rvap->beacon_mbuf = m;
3842 rvap->beacon_txwi = txwi;
3843
3844 return 0;
3845 }
3846
3847 /*
3848 * rt2860_rxrate
3849 */
3850 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi)
3851 {
3852 uint8_t mcs, phymode;
3853 uint8_t rate;
3854
3855 mcs = (rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK;
3856 phymode = (rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
3857 RT2860_RXWI_PHYMODE_MASK;
3858
3859 rate = 2;
3860
3861 switch (phymode)
3862 {
3863 case RT2860_RXWI_PHYMODE_CCK:
3864 switch (mcs & ~RT2860_RXWI_MCS_SHOTPRE)
3865 {
3866 case 0: rate = 2; break; /* 1 Mbps */
3867 case 1: rate = 4; break; /* 2 MBps */
3868 case 2: rate = 11; break; /* 5.5 Mbps */
3869 case 3: rate = 22; break; /* 11 Mbps */
3870 }
3871 break;
3872
3873 case RT2860_RXWI_PHYMODE_OFDM:
3874 switch (mcs)
3875 {
3876 case 0: rate = 12; break; /* 6 Mbps */
3877 case 1: rate = 18; break; /* 9 Mbps */
3878 case 2: rate = 24; break; /* 12 Mbps */
3879 case 3: rate = 36; break; /* 18 Mbps */
3880 case 4: rate = 48; break; /* 24 Mbps */
3881 case 5: rate = 72; break; /* 36 Mbps */
3882 case 6: rate = 96; break; /* 48 Mbps */
3883 case 7: rate = 108; break; /* 54 Mbps */
3884 }
3885 break;
3886
3887 case RT2860_RXWI_PHYMODE_HT_MIXED:
3888 case RT2860_RXWI_PHYMODE_HT_GF:
3889 break;
3890 }
3891
3892 return rate;
3893 }
3894
3895 /*
3896 * rt2860_maxrssi_rxpath
3897 */
3898 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
3899 const struct rt2860_rxwi *rxwi)
3900 {
3901 uint8_t rxpath;
3902
3903 rxpath = 0;
3904
3905 if (sc->nrxpath > 1)
3906 if (rxwi->rssi[1] > rxwi->rssi[rxpath])
3907 rxpath = 1;
3908
3909 if (sc->nrxpath > 2)
3910 if (rxwi->rssi[2] > rxwi->rssi[rxpath])
3911 rxpath = 2;
3912
3913 return rxpath;
3914 }
3915
3916 /*
3917 * rt2860_rssi2dbm
3918 */
3919 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
3920 uint8_t rssi, uint8_t rxpath)
3921 {
3922 struct ifnet *ifp;
3923 struct ieee80211com *ic;
3924 struct ieee80211_channel *c;
3925 int chan;
3926 int8_t rssi_off, lna_gain;
3927
3928 if (rssi == 0)
3929 return -99;
3930
3931 ifp = sc->ifp;
3932 ic = ifp->if_l2com;
3933 c = ic->ic_curchan;
3934 chan = ieee80211_chan2ieee(ic, c);
3935
3936 if (IEEE80211_IS_CHAN_5GHZ(c))
3937 {
3938 rssi_off = sc->rssi_off_5ghz[rxpath];
3939
3940 if (chan <= 64)
3941 lna_gain = sc->lna_gain[1];
3942 else if (chan <= 128)
3943 lna_gain = sc->lna_gain[2];
3944 else
3945 lna_gain = sc->lna_gain[3];
3946 }
3947 else
3948 {
3949 rssi_off = sc->rssi_off_2ghz[rxpath] - sc->lna_gain[0];
3950 lna_gain = sc->lna_gain[0];
3951 }
3952
3953 return (-12 - rssi_off - lna_gain - rssi);
3954 }
3955
3956 /*
3957 * rt2860_rate2mcs
3958 */
3959 static uint8_t rt2860_rate2mcs(uint8_t rate)
3960 {
3961 switch (rate)
3962 {
3963 /* CCK rates */
3964 case 2: return 0;
3965 case 4: return 1;
3966 case 11: return 2;
3967 case 22: return 3;
3968
3969 /* OFDM rates */
3970 case 12: return 0;
3971 case 18: return 1;
3972 case 24: return 2;
3973 case 36: return 3;
3974 case 48: return 4;
3975 case 72: return 5;
3976 case 96: return 6;
3977 case 108: return 7;
3978 }
3979
3980 return 0;
3981 }
3982
3983 /*
3984 * rt2860_tx_mgmt
3985 */
3986 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
3987 struct mbuf *m, struct ieee80211_node *ni, int qid)
3988 {
3989 struct ifnet *ifp;
3990 struct ieee80211com *ic;
3991 struct ieee80211vap *vap;
3992 const struct ieee80211_txparam *tp;
3993 struct rt2860_softc_node *rni;
3994 struct rt2860_softc_tx_ring *ring;
3995 struct rt2860_softc_tx_data *data;
3996 struct rt2860_txdesc *desc;
3997 struct rt2860_txwi *txwi;
3998 struct ieee80211_frame *wh;
3999 struct rt2860_softc_tx_radiotap_header *tap;
4000 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4001 u_int hdrsize, hdrspace;
4002 uint8_t rate, stbc, shortgi, mcs, pid, qsel;
4003 uint16_t len, dmalen, mpdu_len, dur;
4004 int error, mimops, ndmasegs, ndescs, i, j;
4005
4006 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4007 ("%s: Tx MGMT: invalid qid=%d\n",
4008 device_get_nameunit(sc->dev), qid));
4009
4010 ifp = sc->ifp;
4011 ic = ifp->if_l2com;
4012 vap = ni->ni_vap;
4013 rni = (struct rt2860_softc_node *) ni;
4014 tp = ni->ni_txparms;
4015
4016 ring = &sc->tx_ring[qid];
4017 desc = &ring->desc[ring->desc_cur];
4018 data = &ring->data[ring->data_cur];
4019 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4020
4021 wh = mtod(m, struct ieee80211_frame *);
4022
4023 rate = tp->mgmtrate & IEEE80211_RATE_VAL;
4024
4025 /* fill Tx wireless info */
4026
4027 if (ni->ni_flags & IEEE80211_NODE_HT)
4028 mcs = rate;
4029 else
4030 mcs = rt2860_rate2mcs(rate);
4031
4032 /* calculate MPDU length without padding */
4033
4034 hdrsize = ieee80211_hdrsize(wh);
4035 hdrspace = ieee80211_hdrspace(ic, wh);
4036 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4037
4038 memset(txwi, 0, sizeof(struct rt2860_txwi));
4039
4040 /* management frames do not need encryption */
4041
4042 txwi->wcid = RT2860_WCID_RESERVED;
4043
4044 /* MIMO power save */
4045
4046 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4047 {
4048 if (mcs > 7)
4049 {
4050 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4051 {
4052 /* dynamic MIMO power save */
4053
4054 txwi->mpdu_density_flags |=
4055 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4056 }
4057 else
4058 {
4059 /* static MIMO power save */
4060
4061 mcs = 7;
4062 }
4063 }
4064
4065 mimops = 1;
4066 }
4067 else
4068 {
4069 mimops = 0;
4070 }
4071
4072 pid = mcs;
4073
4074 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4075 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4076 RT2860_TXWI_MPDU_LEN_SHIFT);
4077
4078 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4079 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4080
4081 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4082 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4083
4084 txwi->phymode_ifs_stbc_shortgi |=
4085 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4086 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4087
4088 if (ni->ni_flags & IEEE80211_NODE_HT)
4089 {
4090 txwi->phymode_ifs_stbc_shortgi |=
4091 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4092 }
4093 else
4094 {
4095 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4096 {
4097 txwi->phymode_ifs_stbc_shortgi |=
4098 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4099
4100 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4101 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4102 }
4103 else
4104 {
4105 txwi->phymode_ifs_stbc_shortgi |=
4106 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4107 }
4108 }
4109
4110 txwi->bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
4111 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4112
4113 txwi->txop = (RT2860_TXWI_TXOP_BACKOFF << RT2860_TXWI_TXOP_SHIFT);
4114
4115 /* skip ACKs for multicast frames */
4116
4117 if (!IEEE80211_IS_MULTICAST(wh->i_addr1))
4118 {
4119 txwi->bawin_size_xflags |=
4120 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4121
4122 if (ni->ni_flags & IEEE80211_NODE_HT)
4123 {
4124 /* preamble + plcp + signal extension + SIFS */
4125
4126 dur = 16 + 4 + 6 + 10;
4127 }
4128 else
4129 {
4130 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4131 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4132 }
4133
4134 *(uint16_t *) wh->i_dur = htole16(dur);
4135 }
4136
4137 /* ask MAC to insert timestamp into probe responses */
4138
4139 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4140 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4141 txwi->mpdu_density_flags |=
4142 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4143
4144 if (ieee80211_radiotap_active_vap(vap))
4145 {
4146 tap = &sc->txtap;
4147
4148 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4149 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4150 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4151 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4152 tap->chan_maxpow = 0;
4153
4154 if (ni->ni_flags & IEEE80211_NODE_HT)
4155 tap->rate = mcs | IEEE80211_RATE_MCS;
4156 else
4157 tap->rate = rate;
4158
4159 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4160 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4161
4162 if (shortgi)
4163 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4164
4165 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4166 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4167
4168 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4169 {
4170 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4171
4172 ieee80211_radiotap_tx(vap, m);
4173
4174 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4175 }
4176 else
4177 {
4178 ieee80211_radiotap_tx(vap, m);
4179 }
4180 }
4181
4182 /* copy and trim 802.11 header */
4183
4184 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4185 m_adj(m, hdrspace);
4186
4187 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4188 dma_seg, &ndmasegs, 0);
4189 if (error != 0)
4190 {
4191 /* too many fragments, linearize */
4192
4193 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4194 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4195 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4196
4197 m = m_defrag(m, M_DONTWAIT);
4198 if (m == NULL)
4199 return ENOMEM;
4200
4201 sc->tx_defrag_packets++;
4202
4203 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4204 dma_seg, &ndmasegs, 0);
4205 if (error != 0)
4206 {
4207 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4208 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4209 m_freem(m);
4210 return error;
4211 }
4212 }
4213
4214 if (m->m_pkthdr.len == 0)
4215 ndmasegs = 0;
4216
4217 /* determine how many Tx descs are required */
4218
4219 ndescs = 1 + ndmasegs / 2;
4220 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4221 {
4222 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4223 "%s: there are not enough Tx descs\n",
4224 device_get_nameunit(sc->dev));
4225
4226 sc->no_tx_desc_avail++;
4227
4228 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4229 m_freem(m);
4230 return EFBIG;
4231 }
4232
4233 data->m = m;
4234 data->ni = ni;
4235
4236 /* set up Tx descs */
4237
4238 /* first segment is Tx wireless info and 802.11 header */
4239
4240 len = sizeof(struct rt2860_txwi) + hdrsize;
4241
4242 /* align end on a 4-bytes boundary */
4243
4244 dmalen = (len + 3) & ~ 3;
4245
4246 memset((caddr_t) txwi + len, 0, dmalen - len);
4247
4248 qsel = RT2860_TXDESC_QSEL_EDCA;
4249
4250 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4251 desc->sdl0 = htole16(dmalen);
4252 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4253
4254 /* set up payload segments */
4255
4256 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4257 {
4258 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4259 desc->sdl1 = htole16(dma_seg[j].ds_len);
4260
4261 ring->desc_queued++;
4262 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4263
4264 j++;
4265
4266 desc = &ring->desc[ring->desc_cur];
4267
4268 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4269 desc->sdl0 = htole16(dma_seg[j].ds_len);
4270 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4271
4272 j++;
4273 }
4274
4275 /* finalize last payload segment */
4276
4277 if (i > 0)
4278 {
4279 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4280 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4281 }
4282 else
4283 {
4284 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4285 desc->sdl1 = 0;
4286 }
4287
4288 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4289 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4290 "stbc=%d, shortgi=%d, mcs=%d, mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4291 device_get_nameunit(sc->dev),
4292 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4293 stbc, shortgi, mcs, mimops, dmalen, ndmasegs,
4294 (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);
4295
4296 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4297 BUS_DMASYNC_PREWRITE);
4298 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4299 BUS_DMASYNC_PREWRITE);
4300 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4301 BUS_DMASYNC_PREWRITE);
4302
4303 ring->desc_queued++;
4304 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4305
4306 ring->data_queued++;
4307 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4308
4309 /* kick Tx */
4310
4311 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4312
4313 return 0;
4314 }
4315
4316 /*
4317 * rt2860_tx_data
4318 */
4319 static int rt2860_tx_data(struct rt2860_softc *sc,
4320 struct mbuf *m, struct ieee80211_node *ni, int qid)
4321 {
4322 struct ifnet *ifp;
4323 struct ieee80211com *ic;
4324 struct ieee80211vap *vap;
4325 const struct ieee80211_txparam *tp;
4326 struct rt2860_softc_node *rni;
4327 struct rt2860_softc_tx_ring *ring;
4328 struct rt2860_softc_tx_data *data;
4329 struct rt2860_txdesc *desc;
4330 struct rt2860_txwi *txwi;
4331 struct ieee80211_frame *wh;
4332 struct ieee80211_tx_ampdu *tx_ampdu;
4333 ieee80211_seq seqno;
4334 struct rt2860_softc_tx_radiotap_header *tap;
4335 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4336 u_int hdrsize, hdrspace;
4337 uint8_t type, rate, bw, stbc, shortgi, mcs, pid, wcid, mpdu_density, bawin_size, qsel;
4338 uint16_t qos, len, dmalen, mpdu_len, dur;
4339 int error, hasqos, ac, tid, ampdu, mimops, ndmasegs, ndescs, i, j;
4340
4341 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4342 ("%s: Tx data: invalid qid=%d\n",
4343 device_get_nameunit(sc->dev), qid));
4344
4345 ifp = sc->ifp;
4346 ic = ifp->if_l2com;
4347 vap = ni->ni_vap;
4348 rni = (struct rt2860_softc_node *) ni;
4349 tp = ni->ni_txparms;
4350
4351 ring = &sc->tx_ring[qid];
4352 desc = &ring->desc[ring->desc_cur];
4353 data = &ring->data[ring->data_cur];
4354 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4355
4356 wh = mtod(m, struct ieee80211_frame *);
4357
4358 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
4359
4360 hasqos = IEEE80211_QOS_HAS_SEQ(wh);
4361 if (hasqos)
4362 {
4363 if (IEEE80211_HAS_ADDR4(wh))
4364 qos = le16toh(*(const uint16_t *)
4365 (((struct ieee80211_qosframe_addr4 *) wh)->i_qos));
4366 else
4367 qos = le16toh(*(const uint16_t *)
4368 (((struct ieee80211_qosframe *) wh)->i_qos));
4369 }
4370 else
4371 {
4372 qos = 0;
4373 }
4374
4375 if (IEEE80211_IS_MULTICAST(wh->i_addr1))
4376 rate = tp->mcastrate;
4377 else if (m->m_flags & M_EAPOL)
4378 rate = tp->mgmtrate;
4379 else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
4380 rate = tp->ucastrate;
4381 else
4382 rate = ni->ni_txrate;
4383
4384 rate &= IEEE80211_RATE_VAL;
4385
4386 /* fill Tx wireless info */
4387
4388 if (ni->ni_flags & IEEE80211_NODE_HT)
4389 mcs = rate;
4390 else
4391 mcs = rt2860_rate2mcs(rate);
4392
4393 if (type == IEEE80211_FC0_TYPE_DATA)
4394 wcid = !IEEE80211_IS_MULTICAST(wh->i_addr1) ? rni->staid : RT2860_WCID_MCAST;
4395 else
4396 wcid = RT2860_WCID_RESERVED;
4397
4398 /* calculate MPDU length without padding */
4399
4400 hdrsize = ieee80211_hdrsize(wh);
4401 hdrspace = ieee80211_hdrspace(ic, wh);
4402 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4403
4404 memset(txwi, 0, sizeof(struct rt2860_txwi));
4405
4406 txwi->wcid = wcid;
4407
4408 /* MIMO power save */
4409
4410 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4411 {
4412 if (mcs > 7)
4413 {
4414 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4415 {
4416 /* dynamic MIMO power save */
4417
4418 txwi->mpdu_density_flags |=
4419 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4420 }
4421 else
4422 {
4423 /* static MIMO power save */
4424
4425 mcs = 7;
4426 }
4427 }
4428
4429 mimops = 1;
4430 }
4431 else
4432 {
4433 mimops = 0;
4434 }
4435
4436 pid = mcs;
4437
4438 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4439 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4440 RT2860_TXWI_MPDU_LEN_SHIFT);
4441
4442 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4443 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4444
4445 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4446 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4447
4448 txwi->phymode_ifs_stbc_shortgi |=
4449 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4450 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4451
4452 if (ni->ni_flags & IEEE80211_NODE_HT)
4453 {
4454 txwi->phymode_ifs_stbc_shortgi |=
4455 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4456 }
4457 else
4458 {
4459 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4460 {
4461 txwi->phymode_ifs_stbc_shortgi |=
4462 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4463
4464 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4465 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4466 }
4467 else
4468 {
4469 txwi->phymode_ifs_stbc_shortgi |=
4470 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4471 }
4472 }
4473
4474 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_chw == 40))
4475 bw = RT2860_TXWI_BW_40;
4476 else
4477 bw = RT2860_TXWI_BW_20;
4478
4479 txwi->bw_mcs = ((bw & RT2860_TXWI_BW_MASK) << RT2860_TXWI_BW_SHIFT) |
4480 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4481
4482 txwi->txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
4483
4484 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
4485 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != IEEE80211_QOS_ACKPOLICY_NOACK))
4486 {
4487 txwi->bawin_size_xflags |=
4488 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4489
4490 if (ni->ni_flags & IEEE80211_NODE_HT)
4491 {
4492 /* preamble + plcp + signal extension + SIFS */
4493
4494 dur = 16 + 4 + 6 + 10;
4495 }
4496 else
4497 {
4498 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4499 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4500 }
4501
4502 *(uint16_t *) wh->i_dur = htole16(dur);
4503 }
4504
4505 /* check for A-MPDU */
4506
4507 if (m->m_flags & M_AMPDU_MPDU)
4508 {
4509 ac = M_WME_GETAC(m);
4510 tid = WME_AC_TO_TID(ac);
4511 tx_ampdu = &ni->ni_tx_ampdu[ac];
4512
4513 mpdu_density = RT2860_MS(ni->ni_htparam, IEEE80211_HTCAP_MPDUDENSITY);
4514 bawin_size = tx_ampdu->txa_wnd;
4515
4516 txwi->mpdu_density_flags |=
4517 ((mpdu_density & RT2860_TXWI_MPDU_DENSITY_MASK) << RT2860_TXWI_MPDU_DENSITY_SHIFT) |
4518 (RT2860_TXWI_FLAGS_AMPDU << RT2860_TXWI_FLAGS_SHIFT);
4519
4520 txwi->bawin_size_xflags |=
4521 ((bawin_size & RT2860_TXWI_BAWIN_SIZE_MASK) << RT2860_TXWI_BAWIN_SIZE_SHIFT);
4522
4523 seqno = ni->ni_txseqs[tid]++;
4524
4525 *(uint16_t *) &wh->i_seq[0] = htole16(seqno << IEEE80211_SEQ_SEQ_SHIFT);
4526
4527 ampdu = 1;
4528 }
4529 else
4530 {
4531 ampdu = 0;
4532 }
4533
4534 /* ask MAC to insert timestamp into probe responses */
4535
4536 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4537 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4538 txwi->mpdu_density_flags |=
4539 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4540
4541 if (ieee80211_radiotap_active_vap(vap))
4542 {
4543 tap = &sc->txtap;
4544
4545 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4546 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4547 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4548 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4549 tap->chan_maxpow = 0;
4550
4551 if (ni->ni_flags & IEEE80211_NODE_HT)
4552 tap->rate = mcs | IEEE80211_RATE_MCS;
4553 else
4554 tap->rate = rate;
4555
4556 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4557 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4558
4559 if (shortgi)
4560 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4561
4562 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4563 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4564
4565 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4566 {
4567 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4568
4569 ieee80211_radiotap_tx(vap, m);
4570
4571 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4572 }
4573 else
4574 {
4575 ieee80211_radiotap_tx(vap, m);
4576 }
4577 }
4578
4579 /* copy and trim 802.11 header */
4580
4581 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4582 m_adj(m, hdrspace);
4583
4584 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4585 dma_seg, &ndmasegs, 0);
4586 if (error != 0)
4587 {
4588 /* too many fragments, linearize */
4589
4590 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4591 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4592 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4593
4594 m = m_defrag(m, M_DONTWAIT);
4595 if (m == NULL)
4596 return ENOMEM;
4597
4598 sc->tx_defrag_packets++;
4599
4600 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4601 dma_seg, &ndmasegs, 0);
4602 if (error != 0)
4603 {
4604 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4605 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4606 m_freem(m);
4607 return error;
4608 }
4609 }
4610
4611 if (m->m_pkthdr.len == 0)
4612 ndmasegs = 0;
4613
4614 /* determine how many Tx descs are required */
4615
4616 ndescs = 1 + ndmasegs / 2;
4617 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4618 {
4619 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4620 "%s: there are not enough Tx descs\n",
4621 device_get_nameunit(sc->dev));
4622
4623 sc->no_tx_desc_avail++;
4624
4625 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4626 m_freem(m);
4627 return EFBIG;
4628 }
4629
4630 data->m = m;
4631 data->ni = ni;
4632
4633 /* set up Tx descs */
4634
4635 /* first segment is Tx wireless info and 802.11 header */
4636
4637 len = sizeof(struct rt2860_txwi) + hdrsize;
4638
4639 /* align end on a 4-bytes boundary */
4640
4641 dmalen = (len + 3) & ~ 3;
4642
4643 memset((caddr_t) txwi + len, 0, dmalen - len);
4644
4645 qsel = RT2860_TXDESC_QSEL_EDCA;
4646
4647 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4648 desc->sdl0 = htole16(dmalen);
4649 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4650
4651 /* set up payload segments */
4652
4653 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4654 {
4655 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4656 desc->sdl1 = htole16(dma_seg[j].ds_len);
4657
4658 ring->desc_queued++;
4659 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4660
4661 j++;
4662
4663 desc = &ring->desc[ring->desc_cur];
4664
4665 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4666 desc->sdl0 = htole16(dma_seg[j].ds_len);
4667 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4668
4669 j++;
4670 }
4671
4672 /* finalize last payload segment */
4673
4674 if (i > 0)
4675 {
4676 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4677 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4678 }
4679 else
4680 {
4681 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4682 desc->sdl1 = 0;
4683 }
4684
4685 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4686 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4687 "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",
4688 device_get_nameunit(sc->dev),
4689 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4690 bw, stbc, shortgi, mcs, wcid, ampdu, mimops, dmalen, ndmasegs,
4691 (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);
4692
4693 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4694 BUS_DMASYNC_PREWRITE);
4695 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4696 BUS_DMASYNC_PREWRITE);
4697 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4698 BUS_DMASYNC_PREWRITE);
4699
4700 ring->desc_queued++;
4701 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4702
4703 ring->data_queued++;
4704 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4705
4706 /* kick Tx */
4707
4708 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4709
4710 return 0;
4711 }
4712
4713 /*
4714 * rt2860_tx_raw
4715 */
4716 static int rt2860_tx_raw(struct rt2860_softc *sc,
4717 struct mbuf *m, struct ieee80211_node *ni,
4718 const struct ieee80211_bpf_params *params)
4719 {
4720 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4721 "%s: Tx raw\n",
4722 device_get_nameunit(sc->dev));
4723
4724 return 0;
4725 }
4726
4727 /*
4728 * rt2860_intr
4729 */
4730 static void rt2860_intr(void *arg)
4731 {
4732 struct rt2860_softc *sc;
4733 struct ifnet *ifp;
4734 uint32_t status;
4735
4736 sc = arg;
4737 ifp = sc->ifp;
4738
4739 /* acknowledge interrupts */
4740
4741 status = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_INT_STATUS);
4742 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, status);
4743
4744 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4745 "%s: interrupt: status = 0x%08x\n",
4746 device_get_nameunit(sc->dev), status);
4747
4748 if (status == 0xffffffff || /* device likely went away */
4749 status == 0) /* not for us */
4750 return;
4751
4752 sc->interrupts++;
4753
4754 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4755 return;
4756
4757 if (status & RT2860_REG_INT_TX_COHERENT)
4758 rt2860_tx_coherent_intr(sc);
4759
4760 if (status & RT2860_REG_INT_RX_COHERENT)
4761 rt2860_rx_coherent_intr(sc);
4762
4763 if (status & RT2860_REG_INT_TXRX_COHERENT)
4764 rt2860_txrx_coherent_intr(sc);
4765
4766 if (status & RT2860_REG_INT_FIFO_STA_FULL)
4767 rt2860_fifo_sta_full_intr(sc);
4768
4769 if (status & RT2860_REG_INT_TX_MGMT_DONE)
4770 rt2860_tx_intr(sc, 5);
4771
4772 if (status & RT2860_REG_INT_RX_DONE)
4773 rt2860_rx_intr(sc);
4774
4775 if (status & RT2860_REG_INT_RX_DELAY_DONE)
4776 rt2860_rx_delay_intr(sc);
4777
4778 if (status & RT2860_REG_INT_TX_HCCA_DONE)
4779 rt2860_tx_intr(sc, 4);
4780
4781 if (status & RT2860_REG_INT_TX_AC3_DONE)
4782 rt2860_tx_intr(sc, 3);
4783
4784 if (status & RT2860_REG_INT_TX_AC2_DONE)
4785 rt2860_tx_intr(sc, 2);
4786
4787 if (status & RT2860_REG_INT_TX_AC1_DONE)
4788 rt2860_tx_intr(sc, 1);
4789
4790 if (status & RT2860_REG_INT_TX_AC0_DONE)
4791 rt2860_tx_intr(sc, 0);
4792
4793 if (status & RT2860_REG_INT_TX_DELAY_DONE)
4794 rt2860_tx_delay_intr(sc);
4795
4796 if (status & RT2860_REG_INT_PRE_TBTT)
4797 rt2860_pre_tbtt_intr(sc);
4798
4799 if (status & RT2860_REG_INT_TBTT)
4800 rt2860_tbtt_intr(sc);
4801
4802 if (status & RT2860_REG_INT_MCU_CMD)
4803 rt2860_mcu_cmd_intr(sc);
4804
4805 if (status & RT2860_REG_INT_AUTO_WAKEUP)
4806 rt2860_auto_wakeup_intr(sc);
4807
4808 if (status & RT2860_REG_INT_GP_TIMER)
4809 rt2860_gp_timer_intr(sc);
4810 }
4811
4812 /*
4813 * rt2860_tx_coherent_intr
4814 */
4815 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc)
4816 {
4817 uint32_t tmp;
4818 int i;
4819
4820 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4821 "%s: Tx coherent interrupt\n",
4822 device_get_nameunit(sc->dev));
4823
4824 sc->tx_coherent_interrupts++;
4825
4826 /* restart DMA engine */
4827
4828 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4829
4830 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4831 RT2860_REG_RX_DMA_ENABLE |
4832 RT2860_REG_TX_DMA_ENABLE);
4833
4834 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4835
4836 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4837
4838 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4839 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4840
4841 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4842 {
4843 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4844 sc->tx_ring[i].desc_phys_addr);
4845 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4846 RT2860_SOFTC_TX_RING_DESC_COUNT);
4847 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4848 }
4849
4850 /* init Rx ring */
4851
4852 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4853
4854 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4855 sc->rx_ring.desc_phys_addr);
4856 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4857 RT2860_SOFTC_RX_RING_DATA_COUNT);
4858 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4859 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4860
4861 rt2860_txrx_enable(sc);
4862 }
4863
4864 /*
4865 * rt2860_rx_coherent_intr
4866 */
4867 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc)
4868 {
4869 uint32_t tmp;
4870 int i;
4871
4872 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4873 "%s: Rx coherent interrupt\n",
4874 device_get_nameunit(sc->dev));
4875
4876 sc->rx_coherent_interrupts++;
4877
4878 /* restart DMA engine */
4879
4880 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4881
4882 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4883 RT2860_REG_RX_DMA_ENABLE |
4884 RT2860_REG_TX_DMA_ENABLE);
4885
4886 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4887
4888 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4889
4890 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4891 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4892
4893 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4894 {
4895 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4896 sc->tx_ring[i].desc_phys_addr);
4897 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4898 RT2860_SOFTC_TX_RING_DESC_COUNT);
4899 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4900 }
4901
4902 /* init Rx ring */
4903
4904 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4905
4906 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4907 sc->rx_ring.desc_phys_addr);
4908 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4909 RT2860_SOFTC_RX_RING_DATA_COUNT);
4910 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4911 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4912
4913 rt2860_txrx_enable(sc);
4914 }
4915
4916 /*
4917 * rt2860_txrx_coherent_intr
4918 */
4919 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc)
4920 {
4921 uint32_t tmp;
4922 int i;
4923
4924 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4925 "%s: Tx/Rx coherent interrupt\n",
4926 device_get_nameunit(sc->dev));
4927
4928 sc->txrx_coherent_interrupts++;
4929
4930 /* restart DMA engine */
4931
4932 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4933
4934 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4935 RT2860_REG_RX_DMA_ENABLE |
4936 RT2860_REG_TX_DMA_ENABLE);
4937
4938 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4939
4940 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4941
4942 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4943 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4944
4945 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4946 {
4947 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4948 sc->tx_ring[i].desc_phys_addr);
4949 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4950 RT2860_SOFTC_TX_RING_DESC_COUNT);
4951 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4952 }
4953
4954 /* init Rx ring */
4955
4956 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4957
4958 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4959 sc->rx_ring.desc_phys_addr);
4960 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4961 RT2860_SOFTC_RX_RING_DATA_COUNT);
4962 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4963 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4964
4965 rt2860_txrx_enable(sc);
4966 }
4967
4968 /*
4969 * rt2860_fifo_sta_full_intr
4970 */
4971 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc)
4972 {
4973 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4974 "%s: FIFO statistic full interrupt\n",
4975 device_get_nameunit(sc->dev));
4976
4977 sc->fifo_sta_full_interrupts++;
4978
4979 RT2860_SOFTC_LOCK(sc);
4980
4981 if (!(sc->intr_disable_mask & RT2860_REG_INT_FIFO_STA_FULL))
4982 {
4983 rt2860_intr_disable(sc, RT2860_REG_INT_FIFO_STA_FULL);
4984
4985 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
4986 }
4987
4988 sc->intr_pending_mask |= RT2860_REG_INT_FIFO_STA_FULL;
4989
4990 RT2860_SOFTC_UNLOCK(sc);
4991 }
4992
4993 /*
4994 * rt2860_rx_intr
4995 */
4996 static void rt2860_rx_intr(struct rt2860_softc *sc)
4997 {
4998 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4999 "%s: Rx interrupt\n",
5000 device_get_nameunit(sc->dev));
5001
5002 sc->rx_interrupts++;
5003
5004 RT2860_SOFTC_LOCK(sc);
5005
5006 if (!(sc->intr_disable_mask & RT2860_REG_INT_RX_DONE))
5007 {
5008 rt2860_intr_disable(sc, RT2860_REG_INT_RX_DONE);
5009
5010 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5011 }
5012
5013 sc->intr_pending_mask |= RT2860_REG_INT_RX_DONE;
5014
5015 RT2860_SOFTC_UNLOCK(sc);
5016 }
5017
5018 /*
5019 * rt2860_rx_delay_intr
5020 */
5021 static void rt2860_rx_delay_intr(struct rt2860_softc *sc)
5022 {
5023 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5024 "%s: Rx delay interrupt\n",
5025 device_get_nameunit(sc->dev));
5026
5027 sc->rx_delay_interrupts++;
5028 }
5029
5030 /*
5031 * rt2860_tx_intr
5032 */
5033 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid)
5034 {
5035 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
5036 ("%s: Tx interrupt: invalid qid=%d\n",
5037 device_get_nameunit(sc->dev), qid));
5038
5039 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5040 "%s: Tx interrupt: qid=%d\n",
5041 device_get_nameunit(sc->dev), qid);
5042
5043 sc->tx_interrupts[qid]++;
5044
5045 RT2860_SOFTC_LOCK(sc);
5046
5047 if (!(sc->intr_disable_mask & (RT2860_REG_INT_TX_AC0_DONE << qid)))
5048 {
5049 rt2860_intr_disable(sc, (RT2860_REG_INT_TX_AC0_DONE << qid));
5050
5051 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5052 }
5053
5054 sc->intr_pending_mask |= (RT2860_REG_INT_TX_AC0_DONE << qid);
5055
5056 RT2860_SOFTC_UNLOCK(sc);
5057 }
5058
5059 /*
5060 * rt2860_tx_delay_intr
5061 */
5062 static void rt2860_tx_delay_intr(struct rt2860_softc *sc)
5063 {
5064 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5065 "%s: Tx delay interrupt\n",
5066 device_get_nameunit(sc->dev));
5067
5068 sc->tx_delay_interrupts++;
5069 }
5070
5071 /*
5072 * rt2860_pre_tbtt_intr
5073 */
5074 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc)
5075 {
5076 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5077 "%s: Pre-TBTT interrupt\n",
5078 device_get_nameunit(sc->dev));
5079
5080 sc->pre_tbtt_interrupts++;
5081 }
5082
5083 /*
5084 * rt2860_tbtt_intr
5085 */
5086 static void rt2860_tbtt_intr(struct rt2860_softc *sc)
5087 {
5088 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5089 "%s: TBTT interrupt\n",
5090 device_get_nameunit(sc->dev));
5091
5092 sc->tbtt_interrupts++;
5093 }
5094
5095 /*
5096 * rt2860_mcu_cmd_intr
5097 */
5098 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc)
5099 {
5100 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5101 "%s: MCU command interrupt\n",
5102 device_get_nameunit(sc->dev));
5103
5104 sc->mcu_cmd_interrupts++;
5105 }
5106
5107 /*
5108 * rt2860_auto_wakeup_intr
5109 */
5110 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc)
5111 {
5112 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5113 "%s: auto wakeup interrupt\n",
5114 device_get_nameunit(sc->dev));
5115
5116 sc->auto_wakeup_interrupts++;
5117 }
5118
5119 /*
5120 * rt2860_gp_timer_intr
5121 */
5122 static void rt2860_gp_timer_intr(struct rt2860_softc *sc)
5123 {
5124 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5125 "%s: GP timer interrupt\n",
5126 device_get_nameunit(sc->dev));
5127
5128 sc->gp_timer_interrupts++;
5129 }
5130
5131 /*
5132 * rt2860_rx_done_task
5133 */
5134 static void rt2860_rx_done_task(void *context, int pending)
5135 {
5136 struct rt2860_softc *sc;
5137 struct ifnet *ifp;
5138 int again;
5139
5140 sc = context;
5141 ifp = sc->ifp;
5142
5143 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5144 "%s: Rx done task\n",
5145 device_get_nameunit(sc->dev));
5146
5147 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5148 return;
5149
5150 sc->intr_pending_mask &= ~RT2860_REG_INT_RX_DONE;
5151
5152 again = rt2860_rx_eof(sc, sc->rx_process_limit);
5153
5154 RT2860_SOFTC_LOCK(sc);
5155
5156 if ((sc->intr_pending_mask & RT2860_REG_INT_RX_DONE) || again)
5157 {
5158 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5159 "%s: Rx done task: scheduling again\n",
5160 device_get_nameunit(sc->dev));
5161
5162 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5163 }
5164 else
5165 {
5166 rt2860_intr_enable(sc, RT2860_REG_INT_RX_DONE);
5167 }
5168
5169 RT2860_SOFTC_UNLOCK(sc);
5170 }
5171
5172 /*
5173 * rt2860_tx_done_task
5174 */
5175 static void rt2860_tx_done_task(void *context, int pending)
5176 {
5177 struct rt2860_softc *sc;
5178 struct ifnet *ifp;
5179 uint32_t intr_mask;
5180 int i;
5181
5182 sc = context;
5183 ifp = sc->ifp;
5184
5185 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5186 "%s: Tx done task\n",
5187 device_get_nameunit(sc->dev));
5188
5189 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5190 return;
5191
5192 for (i = RT2860_SOFTC_TX_RING_COUNT - 1; i >= 0; i--)
5193 {
5194 if (sc->intr_pending_mask & (RT2860_REG_INT_TX_AC0_DONE << i))
5195 {
5196 sc->intr_pending_mask &= ~(RT2860_REG_INT_TX_AC0_DONE << i);
5197
5198 rt2860_tx_eof(sc, &sc->tx_ring[i]);
5199 }
5200 }
5201
5202 sc->tx_timer = 0;
5203
5204 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
5205
5206 intr_mask = (RT2860_REG_INT_TX_MGMT_DONE |
5207 RT2860_REG_INT_TX_HCCA_DONE |
5208 RT2860_REG_INT_TX_AC3_DONE |
5209 RT2860_REG_INT_TX_AC2_DONE |
5210 RT2860_REG_INT_TX_AC1_DONE |
5211 RT2860_REG_INT_TX_AC0_DONE);
5212
5213 RT2860_SOFTC_LOCK(sc);
5214
5215 rt2860_intr_enable(sc, ~sc->intr_pending_mask &
5216 (sc->intr_disable_mask & intr_mask));
5217
5218 if (sc->intr_pending_mask & intr_mask)
5219 {
5220 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5221 "%s: Tx done task: scheduling again\n",
5222 device_get_nameunit(sc->dev));
5223
5224 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5225 }
5226
5227 RT2860_SOFTC_UNLOCK(sc);
5228 }
5229
5230 /*
5231 * rt2860_fifo_sta_full_task
5232 */
5233 static void rt2860_fifo_sta_full_task(void *context, int pending)
5234 {
5235 struct rt2860_softc *sc;
5236 struct ifnet *ifp;
5237
5238 sc = context;
5239 ifp = sc->ifp;
5240
5241 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5242 "%s: FIFO statistic full task\n",
5243 device_get_nameunit(sc->dev));
5244
5245 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5246 return;
5247
5248 sc->intr_pending_mask &= ~RT2860_REG_INT_FIFO_STA_FULL;
5249
5250 rt2860_drain_fifo_stats(sc);
5251
5252 RT2860_SOFTC_LOCK(sc);
5253
5254 if (sc->intr_pending_mask & RT2860_REG_INT_FIFO_STA_FULL)
5255 {
5256 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5257 "%s: FIFO statistic full task: scheduling again\n",
5258 device_get_nameunit(sc->dev));
5259
5260 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
5261 }
5262 else
5263 {
5264 rt2860_intr_enable(sc, RT2860_REG_INT_FIFO_STA_FULL);
5265 }
5266
5267 RT2860_SOFTC_UNLOCK(sc);
5268 }
5269
5270 /*
5271 * rt2860_periodic_task
5272 */
5273 static void rt2860_periodic_task(void *context, int pending)
5274 {
5275 struct rt2860_softc *sc;
5276 struct ifnet *ifp;
5277 struct ieee80211com *ic;
5278 struct ieee80211vap *vap;
5279
5280 sc = context;
5281 ifp = sc->ifp;
5282 ic = ifp->if_l2com;
5283 vap = TAILQ_FIRST(&ic->ic_vaps);
5284
5285 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
5286 "%s: periodic task: round=%lu\n",
5287 device_get_nameunit(sc->dev), sc->periodic_round);
5288
5289 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5290 return;
5291
5292 RT2860_SOFTC_LOCK(sc);
5293
5294 sc->periodic_round++;
5295
5296 rt2860_update_stats(sc);
5297
5298 if ((sc->periodic_round % 10) == 0)
5299 {
5300 rt2860_bbp_tuning(sc);
5301
5302 rt2860_update_raw_counters(sc);
5303
5304 rt2860_watchdog(sc);
5305
5306 if (vap != NULL && vap->iv_opmode != IEEE80211_M_MONITOR && vap->iv_state == IEEE80211_S_RUN)
5307 {
5308 if (vap->iv_opmode == IEEE80211_M_STA)
5309 rt2860_amrr_update_iter_func(vap, vap->iv_bss);
5310 else
5311 ieee80211_iterate_nodes(&ic->ic_sta, rt2860_amrr_update_iter_func, vap);
5312 }
5313 }
5314
5315 RT2860_SOFTC_UNLOCK(sc);
5316
5317 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
5318 }
5319
5320 /*
5321 * rt2860_rx_eof
5322 */
5323 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit)
5324 {
5325 struct ifnet *ifp;
5326 struct ieee80211com *ic;
5327 struct ieee80211_frame *wh;
5328 struct ieee80211_node *ni;
5329 struct rt2860_softc_node *rni;
5330 struct rt2860_softc_rx_radiotap_header *tap;
5331 struct rt2860_softc_rx_ring *ring;
5332 struct rt2860_rxdesc *desc;
5333 struct rt2860_softc_rx_data *data;
5334 struct rt2860_rxwi *rxwi;
5335 struct mbuf *m, *mnew;
5336 bus_dma_segment_t segs[1];
5337 bus_dmamap_t dma_map;
5338 uint32_t index, desc_flags;
5339 uint8_t cipher_err, rssi, ant, phymode, bw, shortgi, mcs, keyidx;
5340 int8_t rssi_dbm;
5341 int error, nsegs, len, ampdu, amsdu, rssi_dbm_rel, nframes, i;
5342
5343 ifp = sc->ifp;
5344 ic = ifp->if_l2com;
5345 ring = &sc->rx_ring;
5346
5347 nframes = 0;
5348
5349 while (limit != 0)
5350 {
5351 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_RX_DRX_IDX);
5352 if (ring->cur == index)
5353 break;
5354
5355 desc = &ring->desc[ring->cur];
5356 desc_flags = le32toh(desc->flags);
5357 data = &ring->data[ring->cur];
5358
5359 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5360 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5361
5362 if (!(desc->sdl0 & htole16(RT2860_RXDESC_SDL0_DDONE)))
5363 break;
5364
5365 nframes++;
5366
5367 mnew = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
5368 if (mnew == NULL)
5369 {
5370 sc->rx_mbuf_alloc_errors++;
5371 ifp->if_ierrors++;
5372 goto skip;
5373 }
5374
5375 mnew->m_len = mnew->m_pkthdr.len = MJUMPAGESIZE;
5376
5377 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, ring->spare_dma_map,
5378 mnew, segs, &nsegs, BUS_DMA_NOWAIT);
5379 if (error != 0)
5380 {
5381 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5382 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5383 device_get_nameunit(sc->dev), error, nsegs);
5384
5385 m_freem(mnew);
5386
5387 sc->rx_mbuf_dmamap_errors++;
5388 ifp->if_ierrors++;
5389
5390 goto skip;
5391 }
5392
5393 KASSERT(nsegs == 1, ("%s: too many DMA segments",
5394 device_get_nameunit(sc->dev)));
5395
5396 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5397 BUS_DMASYNC_POSTREAD);
5398 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5399
5400 dma_map = data->dma_map;
5401 data->dma_map = ring->spare_dma_map;
5402 ring->spare_dma_map = dma_map;
5403
5404 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5405 BUS_DMASYNC_PREREAD);
5406
5407 m = data->m;
5408
5409 data->m = mnew;
5410 desc->sdp0 = htole32(segs[0].ds_addr);
5411
5412 /* get Rx wireless info */
5413
5414 rxwi = mtod(m, struct rt2860_rxwi *);
5415 len = (le16toh(rxwi->tid_size) >> RT2860_RXWI_SIZE_SHIFT) &
5416 RT2860_RXWI_SIZE_MASK;
5417
5418 /* check for L2 padding between IEEE 802.11 frame header and body */
5419
5420 if (desc_flags & RT2860_RXDESC_FLAGS_L2PAD)
5421 {
5422 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5423 "%s: L2 padding: len=%d\n",
5424 device_get_nameunit(sc->dev), len);
5425
5426 len += 2;
5427 }
5428
5429 m->m_pkthdr.rcvif = ifp;
5430 m->m_data = (caddr_t) (rxwi + 1);
5431 m->m_pkthdr.len = m->m_len = len;
5432
5433 /* check for crc errors */
5434
5435 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5436 {
5437 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5438 "%s: rxdesc: crc error\n",
5439 device_get_nameunit(sc->dev));
5440
5441 ifp->if_ierrors++;
5442
5443 if (!(ifp->if_flags & IFF_PROMISC))
5444 {
5445 m_freem(m);
5446 goto skip;
5447 }
5448 }
5449
5450 wh = (struct ieee80211_frame *) (rxwi + 1);
5451
5452 /* check for cipher errors */
5453
5454 if (desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED)
5455 {
5456 cipher_err = ((desc_flags >> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT) &
5457 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK);
5458 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE)
5459 {
5460 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5461 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
5462
5463 m->m_flags |= M_WEP;
5464
5465 sc->rx_cipher_no_errors++;
5466 }
5467 else
5468 {
5469 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5470 "%s: rxdesc: cipher error=0x%02x\n",
5471 device_get_nameunit(sc->dev), cipher_err);
5472
5473 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_ICV)
5474 sc->rx_cipher_icv_errors++;
5475 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC)
5476 sc->rx_cipher_mic_errors++;
5477 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_INVALID_KEY)
5478 sc->rx_cipher_invalid_key_errors++;
5479
5480 if ((cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC) &&
5481 (desc_flags & RT2860_RXDESC_FLAGS_MYBSS))
5482 {
5483 ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) wh);
5484 if (ni != NULL)
5485 {
5486 keyidx = (rxwi->udf_bssidx_keyidx >> RT2860_RXWI_KEYIDX_SHIFT) &
5487 RT2860_RXWI_KEYIDX_MASK;
5488
5489 ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx);
5490
5491 ieee80211_free_node(ni);
5492 }
5493 }
5494
5495 ifp->if_ierrors++;
5496
5497 if (!(ifp->if_flags & IFF_PROMISC))
5498 {
5499 m_free(m);
5500 goto skip;
5501 }
5502 }
5503 }
5504 else
5505 {
5506 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5507 {
5508 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5509 "%s: rxdesc: not decrypted but protected flag set\n",
5510 device_get_nameunit(sc->dev));
5511
5512 ifp->if_ierrors++;
5513
5514 if (!(ifp->if_flags & IFF_PROMISC))
5515 {
5516 m_free(m);
5517 goto skip;
5518 }
5519 }
5520 }
5521
5522 /* check for A-MPDU */
5523
5524 if (desc_flags & RT2860_RXDESC_FLAGS_AMPDU)
5525 {
5526 m->m_flags |= M_AMPDU;
5527
5528 sc->rx_ampdu++;
5529
5530 ampdu = 1;
5531 }
5532 else
5533 {
5534 ampdu = 0;
5535 }
5536
5537 /* check for A-MSDU */
5538
5539 if (desc_flags & RT2860_RXDESC_FLAGS_AMSDU)
5540 {
5541 sc->rx_amsdu++;
5542
5543 amsdu = 1;
5544 }
5545 else
5546 {
5547 amsdu = 0;
5548 }
5549
5550 ant = rt2860_maxrssi_rxpath(sc, rxwi);
5551 rssi = rxwi->rssi[ant];
5552 rssi_dbm = rt2860_rssi2dbm(sc, rssi, ant);
5553 phymode = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
5554 RT2860_RXWI_PHYMODE_MASK);
5555 bw = ((rxwi->bw_mcs >> RT2860_RXWI_BW_SHIFT) & RT2860_RXWI_BW_MASK);
5556 shortgi = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_SHORTGI_SHIFT) &
5557 RT2860_RXWI_SHORTGI_MASK);
5558 mcs = ((rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK);
5559
5560 if (ieee80211_radiotap_active(ic))
5561 {
5562 tap = &sc->rxtap;
5563
5564 tap->flags = (desc_flags & RT2860_RXDESC_FLAGS_L2PAD) ? IEEE80211_RADIOTAP_F_DATAPAD : 0;
5565 tap->dbm_antsignal = rssi_dbm;
5566 tap->dbm_antnoise = RT2860_NOISE_FLOOR;
5567 tap->antenna = ant;
5568 tap->antsignal = rssi;
5569 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
5570 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
5571 tap->chan_ieee = ic->ic_curchan->ic_ieee;
5572 tap->chan_maxpow = 0;
5573
5574 if (phymode == RT2860_TXWI_PHYMODE_HT_MIXED || phymode == RT2860_TXWI_PHYMODE_HT_GF)
5575 tap->rate = mcs | IEEE80211_RATE_MCS;
5576 else
5577 tap->rate = rt2860_rxrate(rxwi);
5578
5579 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5580 tap->flags |= IEEE80211_RADIOTAP_F_BADFCS;
5581
5582 if (desc_flags & RT2860_RXDESC_FLAGS_FRAG)
5583 tap->flags |= IEEE80211_RADIOTAP_F_FRAG;
5584
5585 if (rxwi->bw_mcs & RT2860_RXWI_MCS_SHOTPRE)
5586 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
5587
5588 if ((desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED) ||
5589 (wh->i_fc[1] & IEEE80211_FC1_WEP))
5590 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
5591
5592 if (shortgi)
5593 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
5594 }
5595
5596 /*
5597 * net80211 assumes that RSSI data are in the range [-127..127] and
5598 * in .5 dBm units relative to the current noise floor
5599 */
5600
5601 rssi_dbm_rel = (rssi_dbm - RT2860_NOISE_FLOOR) * 2;
5602 if (rssi_dbm_rel > 127)
5603 rssi_dbm_rel = 127;
5604
5605 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5606 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
5607 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
5608 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5609 device_get_nameunit(sc->dev),
5610 len, phymode, bw, shortgi, mcs,
5611 ant, rxwi->rssi[0], rxwi->rssi[1], rxwi->rssi[2],
5612 rxwi->snr[0], rxwi->snr[1],
5613 rxwi->wcid, ampdu, amsdu, rssi_dbm, rssi_dbm_rel);
5614
5615 ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *) wh);
5616 if (ni != NULL)
5617 {
5618 rni = (struct rt2860_softc_node *) ni;
5619
5620 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
5621 {
5622 rni->last_rssi[i] = rxwi->rssi[i];
5623 rni->last_rssi_dbm[i] = rt2860_rssi2dbm(sc, rxwi->rssi[i], i);
5624 }
5625
5626 ieee80211_input(ni, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5627 ieee80211_free_node(ni);
5628 }
5629 else
5630 {
5631 ieee80211_input_all(ic, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5632 }
5633
5634 skip:
5635
5636 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
5637
5638 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5639 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5640
5641 ring->cur = (ring->cur + 1) % RT2860_SOFTC_RX_RING_DATA_COUNT;
5642
5643 limit--;
5644 }
5645
5646 if (ring->cur == 0)
5647 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5648 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5649 else
5650 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5651 ring->cur - 1);
5652
5653 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5654 "%s: Rx eof: nframes=%d\n",
5655 device_get_nameunit(sc->dev), nframes);
5656
5657 sc->rx_packets += nframes;
5658
5659 return (limit == 0);
5660 }
5661
5662 /*
5663 * rt2860_tx_eof
5664 */
5665 static void rt2860_tx_eof(struct rt2860_softc *sc,
5666 struct rt2860_softc_tx_ring *ring)
5667 {
5668 struct ifnet *ifp;
5669 struct rt2860_txdesc *desc;
5670 struct rt2860_softc_tx_data *data;
5671 uint32_t index;
5672 int ndescs, nframes;
5673
5674 ifp = sc->ifp;
5675
5676 ndescs = 0;
5677 nframes = 0;
5678
5679 for (;;)
5680 {
5681 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_TX_DTX_IDX(ring->qid));
5682 if (ring->desc_next == index)
5683 break;
5684
5685 ndescs++;
5686
5687 rt2860_drain_fifo_stats(sc);
5688
5689 desc = &ring->desc[ring->desc_next];
5690
5691 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5692 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5693
5694 if (desc->sdl0 & htole16(RT2860_TXDESC_SDL0_LASTSEG) ||
5695 desc->sdl1 & htole16(RT2860_TXDESC_SDL1_LASTSEG))
5696 {
5697 nframes++;
5698
5699 data = &ring->data[ring->data_next];
5700
5701 if (data->m->m_flags & M_TXCB)
5702 ieee80211_process_callback(data->ni, data->m, 0);
5703
5704 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5705 BUS_DMASYNC_POSTWRITE);
5706 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5707
5708 m_freem(data->m);
5709
5710 ieee80211_free_node(data->ni);
5711
5712 data->m = NULL;
5713 data->ni = NULL;
5714
5715 ifp->if_opackets++;
5716
5717 RT2860_SOFTC_LOCK(sc);
5718
5719 ring->data_queued--;
5720 ring->data_next = (ring->data_next + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
5721
5722 RT2860_SOFTC_UNLOCK(sc);
5723 }
5724
5725 desc->sdl0 &= ~htole16(RT2860_TXDESC_SDL0_DDONE);
5726
5727 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5728 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5729
5730 RT2860_SOFTC_LOCK(sc);
5731
5732 ring->desc_queued--;
5733 ring->desc_next = (ring->desc_next + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
5734
5735 RT2860_SOFTC_UNLOCK(sc);
5736 }
5737
5738 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5739 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5740 device_get_nameunit(sc->dev), ring->qid, ndescs, nframes);
5741 }
5742
5743 /*
5744 * rt2860_update_stats
5745 */
5746 static void rt2860_update_stats(struct rt2860_softc *sc)
5747 {
5748 struct ifnet *ifp;
5749 struct ieee80211com *ic;
5750 struct ieee80211vap *vap;
5751 struct ieee80211_node *ni;
5752 struct rt2860_softc_node *rni;
5753 uint32_t stacnt[3];
5754 int beacons, noretryok, retryok, failed, underflows, zerolen;
5755 uint8_t wcid;
5756
5757 ifp = sc->ifp;
5758 ic = ifp->if_l2com;
5759 vap = TAILQ_FIRST(&ic->ic_vaps);
5760
5761 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5762 "%s: update statistic\n",
5763 device_get_nameunit(sc->dev));
5764
5765 rt2860_drain_fifo_stats(sc);
5766
5767 /* read and clear Tx statistic registers */
5768
5769 rt2860_io_mac_read_multi(sc, RT2860_REG_TX_STA_CNT0,
5770 stacnt, sizeof(stacnt));
5771
5772 stacnt[0] = le32toh(stacnt[0]);
5773 stacnt[1] = le32toh(stacnt[1]);
5774 stacnt[2] = le32toh(stacnt[2]);
5775
5776 beacons = stacnt[0] >> 16;
5777 noretryok = stacnt[1] & 0xffff;
5778 retryok = stacnt[1] >> 16;
5779 failed = stacnt[0] & 0xffff;
5780 underflows = stacnt[2] >> 16;
5781 zerolen = stacnt[2] & 0xffff;
5782
5783 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5784 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5785 device_get_nameunit(sc->dev),
5786 beacons, noretryok, retryok, failed, underflows, zerolen);
5787
5788 ifp->if_oerrors += failed;
5789
5790 sc->tx_beacons += beacons;
5791 sc->tx_noretryok += noretryok;
5792 sc->tx_retryok += retryok;
5793 sc->tx_failed += failed;
5794 sc->tx_underflows += underflows;
5795 sc->tx_zerolen += zerolen;
5796
5797 if (vap != NULL && vap->iv_opmode == IEEE80211_M_STA && vap->iv_state == IEEE80211_S_RUN)
5798 {
5799 ni = vap->iv_bss;
5800 rni = (struct rt2860_softc_node *) ni;
5801 wcid = rni->staid;
5802
5803 rt2860_amrr_tx_update(&sc->amrr_node[wcid],
5804 noretryok + retryok + failed, noretryok + retryok, retryok + failed);
5805 }
5806 }
5807
5808 /*
5809 * rt2860_bbp_tuning
5810 */
5811 static void rt2860_bbp_tuning(struct rt2860_softc *sc)
5812 {
5813 struct ifnet *ifp;
5814 struct ieee80211com *ic;
5815 struct ieee80211vap *vap;
5816 struct ieee80211_node *ni;
5817 int chan, group;
5818 int8_t rssi, old, new;
5819
5820 /* RT2860C does not support BBP tuning */
5821
5822 if (sc->mac_rev == 0x28600100)
5823 return;
5824
5825 ifp = sc->ifp;
5826 ic = ifp->if_l2com;
5827 vap = TAILQ_FIRST(&ic->ic_vaps);
5828
5829 if ((ic->ic_flags & IEEE80211_F_SCAN) || vap == NULL ||
5830 vap->iv_opmode != IEEE80211_M_STA || vap->iv_state != IEEE80211_S_RUN)
5831 return;
5832
5833 ni = vap->iv_bss;
5834
5835 chan = ieee80211_chan2ieee(ic, ni->ni_chan);
5836
5837 if (chan <= 14)
5838 group = 0;
5839 else if (chan <= 64)
5840 group = 1;
5841 else if (chan <= 128)
5842 group = 2;
5843 else
5844 group = 3;
5845
5846 rssi = ieee80211_getrssi(vap);
5847
5848 if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan))
5849 {
5850 new = 0x2e + sc->lna_gain[group];
5851 }
5852 else
5853 {
5854 if (!IEEE80211_IS_CHAN_HT40(ni->ni_chan))
5855 new = 0x32 + sc->lna_gain[group] * 5 / 3;
5856 else
5857 new = 0x3a + sc->lna_gain[group] * 5 / 3;
5858 }
5859
5860 /* Tune if absolute average RSSI is greater than -80 */
5861
5862 if (rssi > 30)
5863 new += 0x10;
5864
5865 old = rt2860_io_bbp_read(sc, 66);
5866
5867 if (old != new)
5868 rt2860_io_bbp_write(sc, 66, new);
5869 }
5870
5871 /*
5872 * rt2860_watchdog
5873 */
5874 static void rt2860_watchdog(struct rt2860_softc *sc)
5875 {
5876 uint32_t tmp;
5877 int ntries;
5878
5879 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5880
5881 RT2860_DPRINTF(sc, RT2860_DEBUG_WATCHDOG,
5882 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5883 device_get_nameunit(sc->dev), tmp);
5884
5885 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) != 0)
5886 {
5887 sc->tx_queue_not_empty[0]++;
5888
5889 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40012);
5890
5891 for (ntries = 0; ntries < 10; ntries++)
5892 {
5893 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5894 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) == 0)
5895 break;
5896
5897 DELAY(1);
5898 }
5899
5900 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5901 }
5902
5903 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) != 0)
5904 {
5905 sc->tx_queue_not_empty[1]++;
5906
5907 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf4000a);
5908
5909 for (ntries = 0; ntries < 10; ntries++)
5910 {
5911 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5912 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) == 0)
5913 break;
5914
5915 DELAY(1);
5916 }
5917
5918 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5919 }
5920 }
5921
5922 /*
5923 * rt2860_drain_fifo_stats
5924 */
5925 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc)
5926 {
5927 struct ifnet *ifp;
5928 uint32_t stats;
5929 uint8_t wcid, mcs, pid;
5930 int ok, agg, retrycnt;
5931
5932 ifp = sc->ifp;
5933
5934 /* drain Tx status FIFO (maxsize = 16) */
5935
5936 while ((stats = rt2860_io_mac_read(sc, RT2860_REG_TX_STA_FIFO)) &
5937 RT2860_REG_TX_STA_FIFO_VALID)
5938 {
5939 wcid = (stats >> RT2860_REG_TX_STA_FIFO_WCID_SHIFT) &
5940 RT2860_REG_TX_STA_FIFO_WCID_MASK;
5941
5942 /* if no ACK was requested, no feedback is available */
5943
5944 if (!(stats & RT2860_REG_TX_STA_FIFO_ACK_REQ) || wcid == RT2860_WCID_RESERVED)
5945 continue;
5946
5947 /* update AMRR statistic */
5948
5949 ok = (stats & RT2860_REG_TX_STA_FIFO_TX_OK) ? 1 : 0;
5950 agg = (stats & RT2860_REG_TX_STA_FIFO_AGG) ? 1 : 0;
5951 mcs = (stats >> RT2860_REG_TX_STA_FIFO_MCS_SHIFT) &
5952 RT2860_REG_TX_STA_FIFO_MCS_MASK;
5953 pid = (stats >> RT2860_REG_TX_STA_FIFO_PID_SHIFT) &
5954 RT2860_REG_TX_STA_FIFO_PID_MASK;
5955 retrycnt = pid - mcs;
5956
5957 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5958 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5959 device_get_nameunit(sc->dev),
5960 wcid, ok, agg, mcs, pid, retrycnt);
5961
5962 rt2860_amrr_tx_complete(&sc->amrr_node[wcid], ok, retrycnt);
5963
5964 if (!ok)
5965 ifp->if_oerrors++;
5966 }
5967 }
5968
5969 /*
5970 * rt2860_update_raw_counters
5971 */
5972 static void rt2860_update_raw_counters(struct rt2860_softc *sc)
5973 {
5974 uint32_t tmp;
5975
5976 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT);
5977
5978 sc->tx_nonagg += tmp & 0xffff;
5979 sc->tx_agg += tmp >> 16;
5980
5981 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT0);
5982
5983 sc->tx_ampdu += (tmp & 0xffff) / 1 + (tmp >> 16) / 2;
5984
5985 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT1);
5986
5987 sc->tx_ampdu += (tmp & 0xffff) / 3 + (tmp >> 16) / 4;
5988
5989 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT2);
5990
5991 sc->tx_ampdu += (tmp & 0xffff) / 5 + (tmp >> 16) / 6;
5992
5993 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT3);
5994
5995 sc->tx_ampdu += (tmp & 0xffff) / 7 + (tmp >> 16) / 8;
5996
5997 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT4);
5998
5999 sc->tx_ampdu += (tmp & 0xffff) / 9 + (tmp >> 16) / 10;
6000
6001 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT5);
6002
6003 sc->tx_ampdu += (tmp & 0xffff) / 11 + (tmp >> 16) / 12;
6004
6005 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT6);
6006
6007 sc->tx_ampdu += (tmp & 0xffff) / 13 + (tmp >> 16) / 14;
6008
6009 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT7);
6010
6011 sc->tx_ampdu += (tmp & 0xffff) / 15 + (tmp >> 16) / 16;
6012
6013 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT0);
6014
6015 sc->rx_crc_errors += tmp & 0xffff;
6016 sc->rx_phy_errors += tmp >> 16;
6017
6018 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT1);
6019
6020 sc->rx_false_ccas += tmp & 0xffff;
6021 sc->rx_plcp_errors += tmp >> 16;
6022
6023 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT2);
6024
6025 sc->rx_dup_packets += tmp & 0xffff;
6026 sc->rx_fifo_overflows += tmp >> 16;
6027
6028 tmp = rt2860_io_mac_read(sc, RT2860_REG_TXRX_MPDU_DEN_CNT);
6029
6030 sc->tx_mpdu_zero_density += tmp & 0xffff;
6031 sc->rx_mpdu_zero_density += tmp >> 16;
6032 }
6033
6034 /*
6035 * rt2860_intr_enable
6036 */
6037 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask)
6038 {
6039 uint32_t tmp;
6040
6041 sc->intr_disable_mask &= ~intr_mask;
6042
6043 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6044
6045 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6046 }
6047
6048 /*
6049 * rt2860_intr_disable
6050 */
6051 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask)
6052 {
6053 uint32_t tmp;
6054
6055 sc->intr_disable_mask |= intr_mask;
6056
6057 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6058
6059 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6060 }
6061
6062 /*
6063 * rt2860_txrx_enable
6064 */
6065 static int rt2860_txrx_enable(struct rt2860_softc *sc)
6066 {
6067 struct ieee80211com *ic;
6068 struct ifnet *ifp;
6069 uint32_t tmp;
6070 int ntries;
6071
6072 ifp = sc->ifp;
6073 ic = ifp->if_l2com;
6074
6075 /* enable Tx/Rx DMA engine */
6076
6077 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, RT2860_REG_TX_ENABLE);
6078
6079 for (ntries = 0; ntries < 200; ntries++)
6080 {
6081 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
6082 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
6083 break;
6084
6085 DELAY(1000);
6086 }
6087
6088 if (ntries == 200)
6089 {
6090 printf("%s: timeout waiting for DMA engine\n",
6091 device_get_nameunit(sc->dev));
6092 return -1;
6093 }
6094
6095 DELAY(50);
6096
6097 tmp |= RT2860_REG_TX_WB_DDONE |
6098 RT2860_REG_RX_DMA_ENABLE |
6099 RT2860_REG_TX_DMA_ENABLE |
6100 (RT2860_REG_WPDMA_BT_SIZE64 << RT2860_REG_WPDMA_BT_SIZE_SHIFT);
6101
6102 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
6103
6104 /* set Rx filter */
6105
6106 tmp = RT2860_REG_RX_FILTER_DROP_CRC_ERR |
6107 RT2860_REG_RX_FILTER_DROP_PHY_ERR;
6108
6109 if (ic->ic_opmode != IEEE80211_M_MONITOR)
6110 {
6111 tmp |= RT2860_REG_RX_FILTER_DROP_DUPL |
6112 RT2860_REG_RX_FILTER_DROP_CTS |
6113 RT2860_REG_RX_FILTER_DROP_BA |
6114 RT2860_REG_RX_FILTER_DROP_ACK |
6115 RT2860_REG_RX_FILTER_DROP_VER_ERR |
6116 RT2860_REG_RX_FILTER_DROP_CTRL_RSV |
6117 RT2860_REG_RX_FILTER_DROP_CFACK |
6118 RT2860_REG_RX_FILTER_DROP_CFEND;
6119
6120 if (ic->ic_opmode == IEEE80211_M_STA)
6121 tmp |= RT2860_REG_RX_FILTER_DROP_RTS |
6122 RT2860_REG_RX_FILTER_DROP_PSPOLL;
6123
6124 if (!(ifp->if_flags & IFF_PROMISC))
6125 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
6126 }
6127
6128 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
6129
6130 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
6131 RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
6132
6133 return 0;
6134 }
6135
6136 /*
6137 * rt2860_alloc_rx_ring
6138 */
6139 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
6140 struct rt2860_softc_rx_ring *ring)
6141 {
6142 struct rt2860_rxdesc *desc;
6143 struct rt2860_softc_rx_data *data;
6144 bus_dma_segment_t segs[1];
6145 int i, nsegs, error;
6146
6147 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6148 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6149 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc), 1,
6150 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6151 0, NULL, NULL, &ring->desc_dma_tag);
6152 if (error != 0)
6153 {
6154 printf("%s: could not create Rx desc DMA tag\n",
6155 device_get_nameunit(sc->dev));
6156 goto fail;
6157 }
6158
6159 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6160 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6161 if (error != 0)
6162 {
6163 printf("%s: could not allocate Rx desc DMA memory\n",
6164 device_get_nameunit(sc->dev));
6165 goto fail;
6166 }
6167
6168 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6169 ring->desc,
6170 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6171 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6172 if (error != 0)
6173 {
6174 printf("%s: could not load Rx desc DMA map\n",
6175 device_get_nameunit(sc->dev));
6176 goto fail;
6177 }
6178
6179 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6180 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6181 MJUMPAGESIZE, 1, MJUMPAGESIZE, 0, NULL, NULL,
6182 &ring->data_dma_tag);
6183 if (error != 0)
6184 {
6185 printf("%s: could not create Rx data DMA tag\n",
6186 device_get_nameunit(sc->dev));
6187 goto fail;
6188 }
6189
6190 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6191 {
6192 desc = &ring->desc[i];
6193 data = &ring->data[i];
6194
6195 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6196 if (error != 0)
6197 {
6198 printf("%s: could not create Rx data DMA map\n",
6199 device_get_nameunit(sc->dev));
6200 goto fail;
6201 }
6202
6203 data->m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
6204 if (data->m == NULL)
6205 {
6206 printf("%s: could not allocate Rx mbuf\n",
6207 device_get_nameunit(sc->dev));
6208 error = ENOMEM;
6209 goto fail;
6210 }
6211
6212 data->m->m_len = data->m->m_pkthdr.len = MJUMPAGESIZE;
6213
6214 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map,
6215 data->m, segs, &nsegs, BUS_DMA_NOWAIT);
6216 if (error != 0)
6217 {
6218 printf("%s: could not load Rx mbuf DMA map\n",
6219 device_get_nameunit(sc->dev));
6220 goto fail;
6221 }
6222
6223 KASSERT(nsegs == 1, ("%s: too many DMA segments",
6224 device_get_nameunit(sc->dev)));
6225
6226 desc->sdp0 = htole32(segs[0].ds_addr);
6227 desc->sdl0 = htole16(MJUMPAGESIZE);
6228 }
6229
6230 error = bus_dmamap_create(ring->data_dma_tag, 0, &ring->spare_dma_map);
6231 if (error != 0)
6232 {
6233 printf("%s: could not create Rx spare DMA map\n",
6234 device_get_nameunit(sc->dev));
6235 goto fail;
6236 }
6237
6238 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6239 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6240
6241 return 0;
6242
6243 fail:
6244
6245 rt2860_free_rx_ring(sc, ring);
6246
6247 return error;
6248 }
6249
6250 /*
6251 * rt2860_reset_rx_ring
6252 */
6253 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
6254 struct rt2860_softc_rx_ring *ring)
6255 {
6256 struct rt2860_rxdesc *desc;
6257 int i;
6258
6259 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6260 {
6261 desc = &ring->desc[i];
6262
6263 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
6264 }
6265
6266 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6267 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6268
6269 ring->cur = 0;
6270 }
6271
6272 /*
6273 * rt2860_free_rx_ring
6274 */
6275 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
6276 struct rt2860_softc_rx_ring *ring)
6277 {
6278 struct rt2860_softc_rx_data *data;
6279 int i;
6280
6281 if (ring->desc != NULL)
6282 {
6283 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6284 BUS_DMASYNC_POSTWRITE);
6285 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6286 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6287 ring->desc_dma_map);
6288 }
6289
6290 if (ring->desc_dma_tag != NULL)
6291 bus_dma_tag_destroy(ring->desc_dma_tag);
6292
6293 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6294 {
6295 data = &ring->data[i];
6296
6297 if (data->m != NULL)
6298 {
6299 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6300 BUS_DMASYNC_POSTREAD);
6301 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6302 m_freem(data->m);
6303 }
6304
6305 if (data->dma_map != NULL)
6306 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6307 }
6308
6309 if (ring->spare_dma_map != NULL)
6310 bus_dmamap_destroy(ring->data_dma_tag, ring->spare_dma_map);
6311
6312 if (ring->data_dma_tag != NULL)
6313 bus_dma_tag_destroy(ring->data_dma_tag);
6314 }
6315
6316 /*
6317 * rt2860_alloc_tx_ring
6318 */
6319 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
6320 struct rt2860_softc_tx_ring *ring, int qid)
6321 {
6322 struct rt2860_softc_tx_data *data;
6323 int error, i;
6324
6325 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6326 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6327 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc), 1,
6328 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6329 0, NULL, NULL, &ring->desc_dma_tag);
6330 if (error != 0)
6331 {
6332 printf("%s: could not create Tx desc DMA tag\n",
6333 device_get_nameunit(sc->dev));
6334 goto fail;
6335 }
6336
6337 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6338 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6339 if (error != 0)
6340 {
6341 printf("%s: could not allocate Tx desc DMA memory\n",
6342 device_get_nameunit(sc->dev));
6343 goto fail;
6344 }
6345
6346 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6347 ring->desc,
6348 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6349 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6350 if (error != 0)
6351 {
6352 printf("%s: could not load Tx desc DMA map\n",
6353 device_get_nameunit(sc->dev));
6354 goto fail;
6355 }
6356
6357 ring->desc_queued = 0;
6358 ring->desc_cur = 0;
6359 ring->desc_next = 0;
6360
6361 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6362 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6363 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE, 1,
6364 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6365 0, NULL, NULL, &ring->seg0_dma_tag);
6366 if (error != 0)
6367 {
6368 printf("%s: could not create Tx seg0 DMA tag\n",
6369 device_get_nameunit(sc->dev));
6370 goto fail;
6371 }
6372
6373 error = bus_dmamem_alloc(ring->seg0_dma_tag, (void **) &ring->seg0,
6374 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->seg0_dma_map);
6375 if (error != 0)
6376 {
6377 printf("%s: could not allocate Tx seg0 DMA memory\n",
6378 device_get_nameunit(sc->dev));
6379 goto fail;
6380 }
6381
6382 error = bus_dmamap_load(ring->seg0_dma_tag, ring->seg0_dma_map,
6383 ring->seg0,
6384 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6385 rt2860_dma_map_addr, &ring->seg0_phys_addr, 0);
6386 if (error != 0)
6387 {
6388 printf("%s: could not load Tx seg0 DMA map\n",
6389 device_get_nameunit(sc->dev));
6390 goto fail;
6391 }
6392
6393 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6394 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6395 MJUMPAGESIZE, RT2860_SOFTC_MAX_SCATTER, MJUMPAGESIZE, 0, NULL, NULL,
6396 &ring->data_dma_tag);
6397 if (error != 0)
6398 {
6399 printf("%s: could not create Tx data DMA tag\n",
6400 device_get_nameunit(sc->dev));
6401 goto fail;
6402 }
6403
6404 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6405 {
6406 data = &ring->data[i];
6407
6408 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6409 if (error != 0)
6410 {
6411 printf("%s: could not create Tx data DMA map\n",
6412 device_get_nameunit(sc->dev));
6413 goto fail;
6414 }
6415 }
6416
6417 ring->data_queued = 0;
6418 ring->data_cur = 0;
6419 ring->data_next = 0;
6420
6421 ring->qid = qid;
6422
6423 return 0;
6424
6425 fail:
6426
6427 rt2860_free_tx_ring(sc, ring);
6428
6429 return error;
6430 }
6431
6432 /*
6433 * rt2860_reset_tx_ring
6434 */
6435 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
6436 struct rt2860_softc_tx_ring *ring)
6437 {
6438 struct rt2860_softc_tx_data *data;
6439 struct rt2860_txdesc *desc;
6440 int i;
6441
6442 for (i = 0; i < RT2860_SOFTC_TX_RING_DESC_COUNT; i++)
6443 {
6444 desc = &ring->desc[i];
6445
6446 desc->sdl0 = 0;
6447 desc->sdl1 = 0;
6448 }
6449
6450 ring->desc_queued = 0;
6451 ring->desc_cur = 0;
6452 ring->desc_next = 0;
6453
6454 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6455 BUS_DMASYNC_PREWRITE);
6456
6457 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6458 BUS_DMASYNC_PREWRITE);
6459
6460 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6461 {
6462 data = &ring->data[i];
6463
6464 if (data->m != NULL)
6465 {
6466 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6467 BUS_DMASYNC_POSTWRITE);
6468 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6469 m_freem(data->m);
6470 data->m = NULL;
6471 }
6472
6473 if (data->ni != NULL)
6474 {
6475 ieee80211_free_node(data->ni);
6476 data->ni = NULL;
6477 }
6478 }
6479
6480 ring->data_queued = 0;
6481 ring->data_cur = 0;
6482 ring->data_next = 0;
6483 }
6484
6485 /*
6486 * rt2860_free_tx_ring
6487 */
6488 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
6489 struct rt2860_softc_tx_ring *ring)
6490 {
6491 struct rt2860_softc_tx_data *data;
6492 int i;
6493
6494 if (ring->desc != NULL)
6495 {
6496 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6497 BUS_DMASYNC_POSTWRITE);
6498 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6499 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6500 ring->desc_dma_map);
6501 }
6502
6503 if (ring->desc_dma_tag != NULL)
6504 bus_dma_tag_destroy(ring->desc_dma_tag);
6505
6506 if (ring->seg0 != NULL)
6507 {
6508 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6509 BUS_DMASYNC_POSTWRITE);
6510 bus_dmamap_unload(ring->seg0_dma_tag, ring->seg0_dma_map);
6511 bus_dmamem_free(ring->seg0_dma_tag, ring->seg0,
6512 ring->seg0_dma_map);
6513 }
6514
6515 if (ring->seg0_dma_tag != NULL)
6516 bus_dma_tag_destroy(ring->seg0_dma_tag);
6517
6518 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6519 {
6520 data = &ring->data[i];
6521
6522 if (data->m != NULL)
6523 {
6524 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6525 BUS_DMASYNC_POSTWRITE);
6526 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6527 m_freem(data->m);
6528 }
6529
6530 if (data->ni != NULL)
6531 ieee80211_free_node(data->ni);
6532
6533 if (data->dma_map != NULL)
6534 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6535 }
6536
6537 if (ring->data_dma_tag != NULL)
6538 bus_dma_tag_destroy(ring->data_dma_tag);
6539 }
6540
6541 /*
6542 * rt2860_dma_map_addr
6543 */
6544 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
6545 int nseg, int error)
6546 {
6547 if (error != 0)
6548 return;
6549
6550 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
6551
6552 *(bus_addr_t *) arg = segs[0].ds_addr;
6553 }
6554
6555 /*
6556 * rt2860_sysctl_attach
6557 */
6558 static void rt2860_sysctl_attach(struct rt2860_softc *sc)
6559 {
6560 struct sysctl_ctx_list *ctx;
6561 struct sysctl_oid *tree;
6562 struct sysctl_oid *stats;
6563
6564 ctx = device_get_sysctl_ctx(sc->dev);
6565 tree = device_get_sysctl_tree(sc->dev);
6566
6567 stats = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
6568 "stats", CTLFLAG_RD, 0, "statistic");
6569
6570 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6571 "interrupts", CTLFLAG_RD, &sc->interrupts, 0,
6572 "all interrupts");
6573
6574 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6575 "tx_coherent_interrupts", CTLFLAG_RD, &sc->tx_coherent_interrupts, 0,
6576 "Tx coherent interrupts");
6577
6578 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6579 "rx_coherent_interrupts", CTLFLAG_RD, &sc->rx_coherent_interrupts, 0,
6580 "Rx coherent interrupts");
6581
6582 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6583 "txrx_coherent_interrupts", CTLFLAG_RD, &sc->txrx_coherent_interrupts, 0,
6584 "Tx/Rx coherent interrupts");
6585
6586 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6587 "fifo_sta_full_interrupts", CTLFLAG_RD, &sc->fifo_sta_full_interrupts, 0,
6588 "FIFO statistic full interrupts");
6589
6590 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6591 "rx_interrupts", CTLFLAG_RD, &sc->rx_interrupts, 0,
6592 "Rx interrupts");
6593
6594 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6595 "rx_delay_interrupts", CTLFLAG_RD, &sc->rx_delay_interrupts, 0,
6596 "Rx delay interrupts");
6597
6598 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6599 "tx_mgmt_interrupts", CTLFLAG_RD, &sc->tx_interrupts[5], 0,
6600 "Tx MGMT interrupts");
6601
6602 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6603 "tx_hcca_interrupts", CTLFLAG_RD, &sc->tx_interrupts[4], 0,
6604 "Tx HCCA interrupts");
6605
6606 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6607 "tx_ac3_interrupts", CTLFLAG_RD, &sc->tx_interrupts[3], 0,
6608 "Tx AC3 interrupts");
6609
6610 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6611 "tx_ac2_interrupts", CTLFLAG_RD, &sc->tx_interrupts[2], 0,
6612 "Tx AC2 interrupts");
6613
6614 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6615 "tx_ac1_interrupts", CTLFLAG_RD, &sc->tx_interrupts[1], 0,
6616 "Tx AC1 interrupts");
6617
6618 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6619 "tx_ac0_interrupts", CTLFLAG_RD, &sc->tx_interrupts[0], 0,
6620 "Tx AC0 interrupts");
6621
6622 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6623 "tx_delay_interrupts", CTLFLAG_RD, &sc->tx_delay_interrupts, 0,
6624 "Tx delay interrupts");
6625
6626 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6627 "pre_tbtt_interrupts", CTLFLAG_RD, &sc->pre_tbtt_interrupts, 0,
6628 "Pre-TBTT interrupts");
6629
6630 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6631 "tbtt_interrupts", CTLFLAG_RD, &sc->tbtt_interrupts, 0,
6632 "TBTT interrupts");
6633
6634 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6635 "mcu_cmd_interrupts", CTLFLAG_RD, &sc->mcu_cmd_interrupts, 0,
6636 "MCU command interrupts");
6637
6638 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6639 "auto_wakeup_interrupts", CTLFLAG_RD, &sc->auto_wakeup_interrupts, 0,
6640 "auto wakeup interrupts");
6641
6642 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6643 "gp_timer_interrupts", CTLFLAG_RD, &sc->gp_timer_interrupts, 0,
6644 "GP timer interrupts");
6645
6646 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6647 "tx_mgmt_desc_queued", CTLFLAG_RD, &sc->tx_ring[5].desc_queued, 0,
6648 "Tx MGMT descriptors queued");
6649
6650 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6651 "tx_mgmt_data_queued", CTLFLAG_RD, &sc->tx_ring[5].data_queued, 0,
6652 "Tx MGMT data queued");
6653
6654 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6655 "tx_hcca_desc_queued", CTLFLAG_RD, &sc->tx_ring[4].desc_queued, 0,
6656 "Tx HCCA descriptors queued");
6657
6658 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6659 "tx_hcca_data_queued", CTLFLAG_RD, &sc->tx_ring[4].data_queued, 0,
6660 "Tx HCCA data queued");
6661
6662 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6663 "tx_ac3_desc_queued", CTLFLAG_RD, &sc->tx_ring[3].desc_queued, 0,
6664 "Tx AC3 descriptors queued");
6665
6666 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6667 "tx_ac3_data_queued", CTLFLAG_RD, &sc->tx_ring[3].data_queued, 0,
6668 "Tx AC3 data queued");
6669
6670 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6671 "tx_ac2_desc_queued", CTLFLAG_RD, &sc->tx_ring[2].desc_queued, 0,
6672 "Tx AC2 descriptors queued");
6673
6674 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6675 "tx_ac2_data_queued", CTLFLAG_RD, &sc->tx_ring[2].data_queued, 0,
6676 "Tx AC2 data queued");
6677
6678 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6679 "tx_ac1_desc_queued", CTLFLAG_RD, &sc->tx_ring[1].desc_queued, 0,
6680 "Tx AC1 descriptors queued");
6681
6682 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6683 "tx_ac1_data_queued", CTLFLAG_RD, &sc->tx_ring[1].data_queued, 0,
6684 "Tx AC1 data queued");
6685
6686 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6687 "tx_ac0_desc_queued", CTLFLAG_RD, &sc->tx_ring[0].desc_queued, 0,
6688 "Tx AC0 descriptors queued");
6689
6690 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6691 "tx_ac0_data_queued", CTLFLAG_RD, &sc->tx_ring[0].data_queued, 0,
6692 "Tx AC0 data queued");
6693
6694 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6695 "tx_mgmt_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[5], 0,
6696 "Tx MGMT data queue full");
6697
6698 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6699 "tx_hcca_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[4], 0,
6700 "Tx HCCA data queue full");
6701
6702 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6703 "tx_ac3_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[3], 0,
6704 "Tx AC3 data queue full");
6705
6706 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6707 "tx_ac2_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[2], 0,
6708 "Tx AC2 data queue full");
6709
6710 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6711 "tx_ac1_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[1], 0,
6712 "Tx AC1 data queue full");
6713
6714 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6715 "tx_ac0_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[0], 0,
6716 "Tx AC0 data queue full");
6717
6718 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6719 "tx_watchdog_timeouts", CTLFLAG_RD, &sc->tx_watchdog_timeouts, 0,
6720 "Tx watchdog timeouts");
6721
6722 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6723 "tx_defrag_packets", CTLFLAG_RD, &sc->tx_defrag_packets, 0,
6724 "Tx defragmented packets");
6725
6726 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6727 "no_tx_desc_avail", CTLFLAG_RD, &sc->no_tx_desc_avail, 0,
6728 "no Tx descriptors available");
6729
6730 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6731 "rx_mbuf_alloc_errors", CTLFLAG_RD, &sc->rx_mbuf_alloc_errors, 0,
6732 "Rx mbuf allocation errors");
6733
6734 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6735 "rx_mbuf_dmamap_errors", CTLFLAG_RD, &sc->rx_mbuf_dmamap_errors, 0,
6736 "Rx mbuf DMA mapping errors");
6737
6738 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6739 "tx_queue_0_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[0], 0,
6740 "Tx queue 0 not empty");
6741
6742 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6743 "tx_queue_1_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[1], 0,
6744 "Tx queue 1 not empty");
6745
6746 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6747 "tx_beacons", CTLFLAG_RD, &sc->tx_beacons, 0,
6748 "Tx beacons");
6749
6750 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6751 "tx_noretryok", CTLFLAG_RD, &sc->tx_noretryok, 0,
6752 "Tx successfull without retries");
6753
6754 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6755 "tx_retryok", CTLFLAG_RD, &sc->tx_retryok, 0,
6756 "Tx successfull with retries");
6757
6758 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6759 "tx_failed", CTLFLAG_RD, &sc->tx_failed, 0,
6760 "Tx failed");
6761
6762 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6763 "tx_underflows", CTLFLAG_RD, &sc->tx_underflows, 0,
6764 "Tx underflows");
6765
6766 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6767 "tx_zerolen", CTLFLAG_RD, &sc->tx_zerolen, 0,
6768 "Tx zero length");
6769
6770 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6771 "tx_nonagg", CTLFLAG_RD, &sc->tx_nonagg, 0,
6772 "Tx non-aggregated");
6773
6774 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6775 "tx_agg", CTLFLAG_RD, &sc->tx_agg, 0,
6776 "Tx aggregated");
6777
6778 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6779 "tx_ampdu", CTLFLAG_RD, &sc->tx_ampdu, 0,
6780 "Tx A-MPDU");
6781
6782 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6783 "tx_mpdu_zero_density", CTLFLAG_RD, &sc->tx_mpdu_zero_density, 0,
6784 "Tx MPDU with zero density");
6785
6786 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6787 "rx_packets", CTLFLAG_RD, &sc->rx_packets, 0,
6788 "Rx packets");
6789
6790 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6791 "rx_ampdu", CTLFLAG_RD, &sc->rx_ampdu, 0,
6792 "Rx A-MPDU");
6793
6794 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6795 "rx_mpdu_zero_density", CTLFLAG_RD, &sc->rx_mpdu_zero_density, 0,
6796 "Rx MPDU with zero density");
6797
6798 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6799 "rx_amsdu", CTLFLAG_RD, &sc->rx_amsdu, 0,
6800 "Rx A-MSDU");
6801
6802 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6803 "rx_crc_errors", CTLFLAG_RD, &sc->rx_crc_errors, 0,
6804 "Rx CRC errors");
6805
6806 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6807 "rx_phy_errors", CTLFLAG_RD, &sc->rx_phy_errors, 0,
6808 "Rx PHY errors");
6809
6810 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6811 "rx_false_ccas", CTLFLAG_RD, &sc->rx_false_ccas, 0,
6812 "Rx false CCAs");
6813
6814 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6815 "rx_plcp_errors", CTLFLAG_RD, &sc->rx_plcp_errors, 0,
6816 "Rx PLCP errors");
6817
6818 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6819 "rx_dup_packets", CTLFLAG_RD, &sc->rx_dup_packets, 0,
6820 "Rx duplicate packets");
6821
6822 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6823 "rx_fifo_overflows", CTLFLAG_RD, &sc->rx_fifo_overflows, 0,
6824 "Rx FIFO overflows");
6825
6826 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6827 "rx_cipher_no_errors", CTLFLAG_RD, &sc->rx_cipher_no_errors, 0,
6828 "Rx cipher no errors");
6829
6830 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6831 "rx_cipher_icv_errors", CTLFLAG_RD, &sc->rx_cipher_icv_errors, 0,
6832 "Rx cipher ICV errors");
6833
6834 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6835 "rx_cipher_mic_errors", CTLFLAG_RD, &sc->rx_cipher_mic_errors, 0,
6836 "Rx cipher MIC errors");
6837
6838 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6839 "rx_cipher_invalid_key_errors", CTLFLAG_RD, &sc->rx_cipher_invalid_key_errors, 0,
6840 "Rx cipher invalid key errors");
6841 }
6842
6843 static device_method_t rt2860_dev_methods[] =
6844 {
6845 DEVMETHOD(device_probe, rt2860_probe),
6846 DEVMETHOD(device_attach, rt2860_attach),
6847 DEVMETHOD(device_detach, rt2860_detach),
6848 DEVMETHOD(device_shutdown, rt2860_shutdown),
6849 DEVMETHOD(device_suspend, rt2860_suspend),
6850 DEVMETHOD(device_resume, rt2860_resume),
6851 { 0, 0 }
6852 };
6853
6854 static driver_t rt2860_driver =
6855 {
6856 "rt2860",
6857 rt2860_dev_methods,
6858 sizeof(struct rt2860_softc)
6859 };
6860
6861 static devclass_t rt2860_dev_class;
6862
6863 DRIVER_MODULE(rt2860, pci, rt2860_driver, rt2860_dev_class, 0, 0);
6864
6865 MODULE_DEPEND(rt2860, pci, 1, 1, 1);
6866 MODULE_DEPEND(rt2860, wlan, 1, 1, 1);
FreeBSD 8 device driver for Ralink rt2860