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Added WDS support with encryption; Simultaneous MONITOR mode VAPs with other mode...
[ralink_drivers/rt2860_fbsd8.git] / rt2860.c
blob21d9d44bae5edca6bfa24d1407da63c3822a9876
1
2 /*-
3 * Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
4 * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #include "rt2860_softc.h"
20 #include "rt2860_reg.h"
21 #include "rt2860_eeprom.h"
22 #include "rt2860_ucode.h"
23 #include "rt2860_txwi.h"
24 #include "rt2860_rxwi.h"
25 #include "rt2860_io.h"
26 #include "rt2860_read_eeprom.h"
27 #include "rt2860_led.h"
28 #include "rt2860_rf.h"
29 #include "rt2860_debug.h"
30
31 /*
32 * Defines and macros
33 */
34
35 #define PCI_VENDOR_RALINK 0x1814
36 #define PCI_PRODUCT_RALINK_RT2860_PCI 0x0601
37 #define PCI_PRODUCT_RALINK_RT2860_PCIe 0x0681
38 #define PCI_PRODUCT_RALINK_RT2760_PCI 0x0701
39 #define PCI_PRODUCT_RALINK_RT2790_PCIe 0x0781
40
41 #define RT2860_MAX_AGG_SIZE 3840
42
43 #define RT2860_TX_DATA_SEG0_SIZE \
44 (sizeof(struct rt2860_txwi) + sizeof(struct ieee80211_qosframe_addr4))
45
46 #define RT2860_NOISE_FLOOR -95
47
48 #define RT2860_AID2WCID(aid) ((aid) & 0xff)
49
50 #define RT2860_ACK_SIZE 14
51
52 #define IEEE80211_HAS_ADDR4(wh) \
53 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
54
55 #define RT2860_MS(_v, _f) (((_v) & _f) >> _f##_S)
56 #define RT2860_SM(_v, _f) (((_v) << _f##_S) & _f)
57
58 #define RT2860_TX_WATCHDOG_TIMEOUT 5
59
60 #define RT2860_WCID_RESERVED 0xff
61 #define RT2860_WCID_MCAST 0xf7
62
63 /*
64 * Data structures and types
65 */
66
67 struct rt2860_pci_ident
68 {
69 uint16_t vendor;
70 uint16_t device;
71 const char *name;
72 };
73
74 /*
75 * Static function prototypes
76 */
77
78 static int rt2860_probe(device_t dev);
79
80 static int rt2860_attach(device_t dev);
81
82 static int rt2860_detach(device_t dev);
83
84 static int rt2860_shutdown(device_t dev);
85
86 static int rt2860_suspend(device_t dev);
87
88 static int rt2860_resume(device_t dev);
89
90 static void rt2860_init_channels(struct rt2860_softc *sc);
91
92 static void rt2860_init_channels_ht40(struct rt2860_softc *sc);
93
94 static void rt2860_init_locked(void *priv);
95
96 static void rt2860_init(void *priv);
97
98 static int rt2860_init_bbp(struct rt2860_softc *sc);
99
100 static void rt2860_stop_locked(void *priv);
101
102 static void rt2860_stop(void *priv);
103
104 static void rt2860_start(struct ifnet *ifp);
105
106 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
107
108 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
109 const char name[IFNAMSIZ], int unit, int opmode, int flags,
110 const uint8_t bssid[IEEE80211_ADDR_LEN],
111 const uint8_t mac[IEEE80211_ADDR_LEN]);
112
113 static void rt2860_vap_delete(struct ieee80211vap *vap);
114
115 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd);
116
117 static int rt2860_vap_newstate(struct ieee80211vap *vap,
118 enum ieee80211_state nstate, int arg);
119
120 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap);
121
122 static void rt2860_vap_key_update_end(struct ieee80211vap *vap);
123
124 static int rt2860_vap_key_set(struct ieee80211vap *vap,
125 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN]);
126
127 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
128 const struct ieee80211_key *k);
129
130 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what);
131
132 static int rt2860_media_change(struct ifnet *ifp);
133
134 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
135 const uint8_t mac[IEEE80211_ADDR_LEN]);
136
137 static void rt2860_node_cleanup(struct ieee80211_node *ni);
138
139 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
140 struct ieee80211_mimo_info *mi);
141
142 static int rt2860_setregdomain(struct ieee80211com *ic,
143 struct ieee80211_regdomain *reg,
144 int nchans, struct ieee80211_channel chans[]);
145
146 static void rt2860_getradiocaps(struct ieee80211com *ic,
147 int maxchans, int *nchans, struct ieee80211_channel chans[]);
148
149 static void rt2860_scan_start(struct ieee80211com *ic);
150
151 static void rt2860_scan_end(struct ieee80211com *ic);
152
153 static void rt2860_set_channel(struct ieee80211com *ic);
154
155 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew);
156
157 static void rt2860_updateslot(struct ifnet *ifp);
158
159 static void rt2860_update_promisc(struct ifnet *ifp);
160
161 static void rt2860_update_mcast(struct ifnet *ifp);
162
163 static int rt2860_wme_update(struct ieee80211com *ic);
164
165 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
166 const struct ieee80211_bpf_params *params);
167
168 static int rt2860_recv_action(struct ieee80211_node *ni,
169 const struct ieee80211_frame *wh,
170 const uint8_t *frm, const uint8_t *efrm);
171
172 static int rt2860_send_action(struct ieee80211_node *ni,
173 int cat, int act, void *sa);
174
175 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni);
176
177 static void rt2860_periodic(void *arg);
178
179 static void rt2860_tx_watchdog(void *arg);
180
181 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid);
182
183 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid);
184
185 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
186 const uint8_t *bssid);
187
188 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
189 const uint8_t *addr);
190
191 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc);
192
193 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc);
194
195 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc);
196
197 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc);
198
199 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc);
200
201 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc);
202
203 static void rt2860_asic_update_txpower(struct rt2860_softc *sc);
204
205 static void rt2860_asic_update_promisc(struct rt2860_softc *sc);
206
207 static void rt2860_asic_updateprot(struct rt2860_softc *sc);
208
209 static void rt2860_asic_updateslot(struct rt2860_softc *sc);
210
211 static void rt2860_asic_wme_update(struct rt2860_softc *sc);
212
213 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
214 struct ieee80211vap *vap);
215
216 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc);
217
218 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
219 struct ieee80211vap *vap);
220
221 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi);
222
223 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
224 const struct rt2860_rxwi *rxwi);
225
226 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
227 uint8_t rssi, uint8_t rxpath);
228
229 static uint8_t rt2860_rate2mcs(uint8_t rate);
230
231 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
232 struct mbuf *m, struct ieee80211_node *ni, int qid);
233
234 static int rt2860_tx_data(struct rt2860_softc *sc,
235 struct mbuf *m, struct ieee80211_node *ni, int qid);
236
237 static int rt2860_tx_raw(struct rt2860_softc *sc,
238 struct mbuf *m, struct ieee80211_node *ni,
239 const struct ieee80211_bpf_params *params);
240
241 static void rt2860_intr(void *arg);
242
243 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc);
244
245 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc);
246
247 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc);
248
249 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc);
250
251 static void rt2860_rx_intr(struct rt2860_softc *sc);
252
253 static void rt2860_rx_delay_intr(struct rt2860_softc *sc);
254
255 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid);
256
257 static void rt2860_tx_delay_intr(struct rt2860_softc *sc);
258
259 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc);
260
261 static void rt2860_tbtt_intr(struct rt2860_softc *sc);
262
263 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc);
264
265 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc);
266
267 static void rt2860_gp_timer_intr(struct rt2860_softc *sc);
268
269 static void rt2860_rx_done_task(void *context, int pending);
270
271 static void rt2860_tx_done_task(void *context, int pending);
272
273 static void rt2860_fifo_sta_full_task(void *context, int pending);
274
275 static void rt2860_periodic_task(void *context, int pending);
276
277 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit);
278
279 static void rt2860_tx_eof(struct rt2860_softc *sc,
280 struct rt2860_softc_tx_ring *ring);
281
282 static void rt2860_update_stats(struct rt2860_softc *sc);
283
284 static void rt2860_bbp_tuning(struct rt2860_softc *sc);
285
286 static void rt2860_watchdog(struct rt2860_softc *sc);
287
288 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc);
289
290 static void rt2860_update_raw_counters(struct rt2860_softc *sc);
291
292 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask);
293
294 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask);
295
296 static int rt2860_txrx_enable(struct rt2860_softc *sc);
297
298 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
299 struct rt2860_softc_rx_ring *ring);
300
301 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
302 struct rt2860_softc_rx_ring *ring);
303
304 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
305 struct rt2860_softc_rx_ring *ring);
306
307 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
308 struct rt2860_softc_tx_ring *ring, int qid);
309
310 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
311 struct rt2860_softc_tx_ring *ring);
312
313 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
314 struct rt2860_softc_tx_ring *ring);
315
316 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
317 int nseg, int error);
318
319 static void rt2860_sysctl_attach(struct rt2860_softc *sc);
320
321 /*
322 * Static variables
323 */
324
325 static const struct rt2860_pci_ident rt2860_pci_ids[] =
326 {
327 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCI, "Ralink RT2860 PCI" },
328 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCIe, "Ralink RT2860 PCIe" },
329 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2760_PCI, "Ralink RT2760 PCI" },
330 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2790_PCIe, "Ralink RT2790 PCIe" },
331 { 0, 0, NULL }
332 };
333
334 static const struct
335 {
336 uint32_t reg;
337 uint32_t val;
338 } rt2860_def_mac[] =
339 {
340 { RT2860_REG_PBF_BCN_OFFSET0, 0xf8f0e8e0 },
341 { RT2860_REG_PBF_BCN_OFFSET1, 0x6f77d0c8 },
342 { RT2860_REG_LEGACY_BASIC_RATE, 0x0000013f },
343 { RT2860_REG_HT_BASIC_RATE, 0x00008003 },
344 { RT2860_REG_SYS_CTRL, 0x00000000 },
345 { RT2860_REG_RX_FILTER_CFG, 0x00017f97 },
346 { RT2860_REG_BKOFF_SLOT_CFG, 0x00000209 },
347 { RT2860_REG_TX_SW_CFG0, 0x00000000 },
348 { RT2860_REG_TX_SW_CFG1, 0x00080606 },
349 { RT2860_REG_TX_LINK_CFG, 0x00001020 },
350 { RT2860_REG_TX_TIMEOUT_CFG, 0x000a2090 },
351 { RT2860_REG_MAX_LEN_CFG, (1 << 12) | RT2860_MAX_AGG_SIZE },
352 { RT2860_REG_LED_CFG, 0x7f031e46 },
353 { RT2860_REG_PBF_MAX_PCNT, 0x1f3fbf9f },
354 { RT2860_REG_TX_RTY_CFG, 0x47d01f0f },
355 { RT2860_REG_AUTO_RSP_CFG, 0x00000013 },
356 { RT2860_REG_TX_CCK_PROT_CFG, 0x05740003 },
357 { RT2860_REG_TX_OFDM_PROT_CFG, 0x05740003 },
358 { RT2860_REG_TX_GF20_PROT_CFG, 0x01744004 },
359 { RT2860_REG_TX_GF40_PROT_CFG, 0x03f44084 },
360 { RT2860_REG_TX_MM20_PROT_CFG, 0x01744004 },
361 { RT2860_REG_TX_MM40_PROT_CFG, 0x03f54084 },
362 { RT2860_REG_TX_TXOP_CTRL_CFG, 0x0000583f },
363 { RT2860_REG_TX_RTS_CFG, 0x00092b20 },
364 { RT2860_REG_TX_EXP_ACK_TIME, 0x002400ca },
365 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET, 0x00000002 },
366 { RT2860_REG_XIFS_TIME_CFG, 0x33a41010 },
367 { RT2860_REG_PWR_PIN_CFG, 0x00000003 },
368 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG, 0x00002273 },
369 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG, 0x00002344 },
370 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG, 0x000034aa },
371 };
372
373 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
374
375 static const struct
376 {
377 uint8_t reg;
378 uint8_t val;
379 } rt2860_def_bbp[] =
380 {
381 { 65, 0x2c },
382 { 66, 0x38 },
383 { 69, 0x12 },
384 { 70, 0x0a },
385 { 73, 0x10 },
386 { 81, 0x37 },
387 { 82, 0x62 },
388 { 83, 0x6a },
389 { 84, 0x99 },
390 { 86, 0x00 },
391 { 91, 0x04 },
392 { 92, 0x00 },
393 { 103, 0x00 },
394 { 105, 0x05 },
395 { 106, 0x35 },
396 };
397
398 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
399
400 SYSCTL_NODE(_hw, OID_AUTO, rt2860, CTLFLAG_RD, 0, "RT2860 driver parameters");
401
402 #ifdef RT2860_DEBUG
403 static int rt2860_debug = 0;
404 SYSCTL_INT(_hw_rt2860, OID_AUTO, debug, CTLFLAG_RW, &rt2860_debug, 0, "rt2860 debug level");
405 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug);
406 #endif
407
408 /*
409 * rt2860_probe
410 */
411 static int rt2860_probe(device_t dev)
412 {
413 const struct rt2860_pci_ident *ident;
414
415 for (ident = rt2860_pci_ids; ident->name != NULL; ident++)
416 {
417 if (pci_get_vendor(dev) == ident->vendor &&
418 pci_get_device(dev) == ident->device)
419 {
420 device_set_desc(dev, ident->name);
421 return 0;
422 }
423 }
424
425 return ENXIO;
426 }
427
428 /*
429 * rt2860_attach
430 */
431 static int rt2860_attach(device_t dev)
432 {
433 struct rt2860_softc *sc;
434 struct ifnet *ifp;
435 struct ieee80211com *ic;
436 int error, ntries, i;
437
438 sc = device_get_softc(dev);
439
440 if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0)
441 {
442 printf("%s: chip is in D%d power mode, setting to D0\n",
443 device_get_nameunit(dev), pci_get_powerstate(dev));
444 pci_set_powerstate(dev, PCI_POWERSTATE_D0);
445 }
446
447 /* enable bus-mastering */
448
449 pci_enable_busmaster(dev);
450
451 sc->dev = dev;
452
453 mtx_init(&sc->lock, device_get_nameunit(dev),
454 MTX_NETWORK_LOCK, MTX_DEF | MTX_RECURSE);
455
456 sc->mem_rid = PCIR_BAR(0);
457 sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
458 &sc->mem_rid, RF_ACTIVE);
459 if (sc->mem == NULL)
460 {
461 printf("%s: could not allocate memory resource\n",
462 device_get_nameunit(dev));
463 error = ENXIO;
464 goto fail;
465 }
466
467 sc->bst = rman_get_bustag(sc->mem);
468 sc->bsh = rman_get_bushandle(sc->mem);
469
470 sc->irq_rid = 0;
471 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
472 &sc->irq_rid, RF_ACTIVE | RF_SHAREABLE);
473 if (sc->irq == NULL)
474 {
475 printf("%s: could not allocate interrupt resource\n",
476 device_get_nameunit(dev));
477 error = ENXIO;
478 goto fail;
479 }
480
481 #ifdef RT2860_DEBUG
482 sc->debug = rt2860_debug;
483
484 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
485 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
486 "debug", CTLFLAG_RW, &sc->debug, 0, "rt2860 debug level");
487 #endif
488
489 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
490 "%s: attaching\n",
491 device_get_nameunit(sc->dev));
492
493 /* wait for NIC to initialize */
494
495 for (ntries = 0; ntries < 100; ntries++)
496 {
497 sc->mac_rev = rt2860_io_mac_read(sc, RT2860_REG_MAC_CSR0);
498 if (sc->mac_rev != 0x00000000 && sc->mac_rev != 0xffffffff)
499 break;
500
501 DELAY(10);
502 }
503
504 if (ntries == 100)
505 {
506 printf("%s: timeout waiting for NIC to initialize\n",
507 device_get_nameunit(dev));
508 error = EIO;
509 goto fail;
510 }
511
512 rt2860_read_eeprom(sc);
513
514 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
515 device_get_nameunit(sc->dev), sc->mac_rev,
516 rt2860_rf_name(sc->rf_rev));
517
518 /* allocate Tx and Rx rings */
519
520 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
521 {
522 error = rt2860_alloc_tx_ring(sc, &sc->tx_ring[i], i);
523 if (error != 0)
524 {
525 printf("%s: could not allocate Tx ring #%d\n",
526 device_get_nameunit(sc->dev), i);
527 goto fail;
528 }
529 }
530
531 sc->tx_ring_mgtqid = 5;
532
533 error = rt2860_alloc_rx_ring(sc, &sc->rx_ring);
534 if (error != 0)
535 {
536 printf("%s: could not allocate Rx ring\n",
537 device_get_nameunit(sc->dev));
538 goto fail;
539 }
540
541 callout_init(&sc->periodic_ch, 0);
542 callout_init_mtx(&sc->tx_watchdog_ch, &sc->lock, 0);
543
544 ifp = sc->ifp = if_alloc(IFT_IEEE80211);
545 if (ifp == NULL)
546 {
547 printf("%s: could not if_alloc()\n",
548 device_get_nameunit(sc->dev));
549 error = ENOMEM;
550 goto fail;
551 }
552
553 ifp->if_softc = sc;
554
555 if_initname(ifp, "rt2860", device_get_unit(sc->dev));
556
557 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
558
559 ifp->if_init = rt2860_init;
560 ifp->if_ioctl = rt2860_ioctl;
561 ifp->if_start = rt2860_start;
562
563 IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
564 ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN;
565 IFQ_SET_READY(&ifp->if_snd);
566
567 ic = ifp->if_l2com;
568
569 ic->ic_ifp = ifp;
570
571 ic->ic_phytype = IEEE80211_T_HT;
572 ic->ic_opmode = IEEE80211_M_STA;
573
574 ic->ic_caps = IEEE80211_C_MONITOR |
575 IEEE80211_C_IBSS |
576 IEEE80211_C_STA |
577 IEEE80211_C_AHDEMO |
578 IEEE80211_C_HOSTAP |
579 IEEE80211_C_WDS |
580 IEEE80211_C_MBSS |
581 IEEE80211_C_BGSCAN |
582 IEEE80211_C_TXPMGT |
583 IEEE80211_C_SHPREAMBLE |
584 IEEE80211_C_SHSLOT |
585 IEEE80211_C_TXFRAG |
586 IEEE80211_C_BURST |
587 IEEE80211_C_WME |
588 IEEE80211_C_WPA;
589
590 ic->ic_cryptocaps |= IEEE80211_CRYPTO_WEP |
591 IEEE80211_CRYPTO_TKIP |
592 IEEE80211_CRYPTO_TKIPMIC |
593 IEEE80211_CRYPTO_AES_CCM;
594
595 ic->ic_htcaps = IEEE80211_HTC_HT |
596 IEEE80211_HTC_AMSDU | /* A-MSDU Tx */
597 IEEE80211_HTC_AMPDU | /* A-MPDU Tx */
598 IEEE80211_HTC_SMPS | /* MIMO power save */
599 IEEE80211_HTCAP_MAXAMSDU_3839 | /* max. A-MSDU Rx length */
600 IEEE80211_HTCAP_CHWIDTH40 | /* HT 40MHz channel width */
601 IEEE80211_HTCAP_GREENFIELD | /* HT greenfield */
602 IEEE80211_HTCAP_SHORTGI20 | /* HT 20MHz short GI */
603 IEEE80211_HTCAP_SHORTGI40 | /* HT 40MHz short GI */
604 IEEE80211_HTCAP_SMPS_OFF; /* MIMO power save disabled */
605
606 /* spatial streams */
607
608 if (sc->nrxpath == 2)
609 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_2STREAM;
610 else if (sc->nrxpath == 3)
611 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_3STREAM;
612 else
613 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_1STREAM;
614
615 if (sc->ntxpath > 1)
616 ic->ic_htcaps |= IEEE80211_HTCAP_TXSTBC;
617
618 /* delayed BA */
619
620 if (sc->mac_rev != 0x28600100)
621 ic->ic_htcaps |= IEEE80211_HTCAP_DELBA;
622
623 /* init channels */
624
625 ic->ic_nchans = 0;
626
627 rt2860_init_channels(sc);
628
629 rt2860_init_channels_ht40(sc);
630
631 ieee80211_ifattach(ic, sc->mac_addr);
632
633 ic->ic_vap_create = rt2860_vap_create;
634 ic->ic_vap_delete = rt2860_vap_delete;
635
636 ic->ic_node_alloc = rt2860_node_alloc;
637
638 sc->node_cleanup = ic->ic_node_cleanup;
639 ic->ic_node_cleanup = rt2860_node_cleanup;
640
641 ic->ic_node_getmimoinfo = rt2860_node_getmimoinfo;
642 ic->ic_setregdomain = rt2860_setregdomain;
643 ic->ic_getradiocaps = rt2860_getradiocaps;
644 ic->ic_scan_start = rt2860_scan_start;
645 ic->ic_scan_end = rt2860_scan_end;
646 ic->ic_set_channel = rt2860_set_channel;
647 ic->ic_newassoc = rt2860_newassoc;
648 ic->ic_updateslot = rt2860_updateslot;
649 ic->ic_update_promisc = rt2860_update_promisc;
650 ic->ic_update_mcast = rt2860_update_mcast;
651 ic->ic_wme.wme_update = rt2860_wme_update;
652 ic->ic_raw_xmit = rt2860_raw_xmit;
653
654 sc->recv_action = ic->ic_recv_action;
655 ic->ic_recv_action = rt2860_recv_action;
656
657 sc->send_action = ic->ic_send_action;
658 ic->ic_send_action = rt2860_send_action;
659
660 /* hardware requires padding between 802.11 frame header and body */
661
662 ic->ic_flags |= IEEE80211_F_DATAPAD | IEEE80211_F_DOTH;
663
664 ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
665
666 ieee80211_radiotap_attach(ic,
667 &sc->txtap.ihdr, sizeof(sc->txtap),
668 RT2860_SOFTC_TX_RADIOTAP_PRESENT,
669 &sc->rxtap.ihdr, sizeof(sc->rxtap),
670 RT2860_SOFTC_RX_RADIOTAP_PRESENT);
671
672 /* init task queue */
673
674 TASK_INIT(&sc->rx_done_task, 0, rt2860_rx_done_task, sc);
675 TASK_INIT(&sc->tx_done_task, 0, rt2860_tx_done_task, sc);
676 TASK_INIT(&sc->fifo_sta_full_task, 0, rt2860_fifo_sta_full_task, sc);
677 TASK_INIT(&sc->periodic_task, 0, rt2860_periodic_task, sc);
678
679 sc->rx_process_limit = 100;
680
681 sc->taskqueue = taskqueue_create("rt2860_taskq", M_NOWAIT,
682 taskqueue_thread_enqueue, &sc->taskqueue);
683
684 taskqueue_start_threads(&sc->taskqueue, 1, PI_NET, "%s taskq",
685 device_get_nameunit(sc->dev));
686
687 rt2860_sysctl_attach(sc);
688
689 if (bootverbose)
690 ieee80211_announce(ic);
691
692 /* set up interrupt */
693
694 error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
695 NULL, rt2860_intr, sc, &sc->irqh);
696 if (error != 0)
697 {
698 printf("%s: could not set up interrupt\n",
699 device_get_nameunit(dev));
700 goto fail;
701 }
702
703 return 0;
704
705 fail:
706
707 /* free Tx and Rx rings */
708
709 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
710 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
711
712 rt2860_free_rx_ring(sc, &sc->rx_ring);
713
714 mtx_destroy(&sc->lock);
715
716 if (sc->mem != NULL)
717 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
718
719 if (sc->irq != NULL)
720 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
721
722 return error;
723 }
724
725 /*
726 * rt2860_detach
727 */
728 static int rt2860_detach(device_t dev)
729 {
730 struct rt2860_softc *sc;
731 struct ifnet *ifp;
732 struct ieee80211com *ic;
733 int i;
734
735 sc = device_get_softc(dev);
736 ifp = sc->ifp;
737 ic = ifp->if_l2com;
738
739 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
740 "%s: detaching\n",
741 device_get_nameunit(sc->dev));
742
743 RT2860_SOFTC_LOCK(sc);
744
745 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
746
747 callout_stop(&sc->periodic_ch);
748 callout_stop(&sc->tx_watchdog_ch);
749
750 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
751 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
752 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
753 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
754
755 /* free Tx and Rx rings */
756
757 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
758 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
759
760 rt2860_free_rx_ring(sc, &sc->rx_ring);
761
762 RT2860_SOFTC_UNLOCK(sc);
763
764 ieee80211_ifdetach(ic);
765
766 if_free(ifp);
767
768 taskqueue_free(sc->taskqueue);
769
770 mtx_destroy(&sc->lock);
771
772 bus_generic_detach(dev);
773
774 bus_teardown_intr(dev, sc->irq, sc->irqh);
775
776 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
777
778 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
779
780 return 0;
781 }
782
783 /*
784 * rt2860_shutdown
785 */
786 static int rt2860_shutdown(device_t dev)
787 {
788 struct rt2860_softc *sc;
789
790 sc = device_get_softc(dev);
791
792 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
793 "%s: shutting down\n",
794 device_get_nameunit(sc->dev));
795
796 rt2860_stop(sc);
797
798 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
799
800 return 0;
801 }
802
803 /*
804 * rt2860_suspend
805 */
806 static int rt2860_suspend(device_t dev)
807 {
808 struct rt2860_softc *sc;
809
810 sc = device_get_softc(dev);
811
812 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
813 "%s: suspending\n",
814 device_get_nameunit(sc->dev));
815
816 rt2860_stop(sc);
817
818 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
819
820 return 0;
821 }
822
823 /*
824 * rt2860_resume
825 */
826 static int rt2860_resume(device_t dev)
827 {
828 struct rt2860_softc *sc;
829 struct ifnet *ifp;
830
831 sc = device_get_softc(dev);
832 ifp = sc->ifp;
833
834 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
835 "%s: resuming\n",
836 device_get_nameunit(sc->dev));
837
838 if (ifp->if_flags & IFF_UP)
839 rt2860_init(sc);
840
841 return 0;
842 }
843
844 /*
845 * rt2860_init_channels
846 */
847 static void rt2860_init_channels(struct rt2860_softc *sc)
848 {
849 struct ifnet *ifp;
850 struct ieee80211com *ic;
851 struct ieee80211_channel *c;
852 int i, flags;
853
854 ifp = sc->ifp;
855 ic = ifp->if_l2com;
856
857 /* set supported channels for 2GHz band */
858
859 for (i = 1; i <= 14; i++)
860 {
861 c = &ic->ic_channels[ic->ic_nchans++];
862 flags = IEEE80211_CHAN_B;
863
864 c->ic_freq = ieee80211_ieee2mhz(i, flags);
865 c->ic_ieee = i;
866 c->ic_flags = flags;
867
868 c = &ic->ic_channels[ic->ic_nchans++];
869 flags = IEEE80211_CHAN_B | IEEE80211_CHAN_HT20;
870
871 c->ic_freq = ieee80211_ieee2mhz(i, flags);
872 c->ic_ieee = i;
873 c->ic_flags = flags;
874
875 c = &ic->ic_channels[ic->ic_nchans++];
876 flags = IEEE80211_CHAN_G;
877
878 c->ic_freq = ieee80211_ieee2mhz(i, flags);
879 c->ic_ieee = i;
880 c->ic_flags = flags;
881
882 c = &ic->ic_channels[ic->ic_nchans++];
883 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT20;
884
885 c->ic_freq = ieee80211_ieee2mhz(i, flags);
886 c->ic_ieee = i;
887 c->ic_flags = flags;
888 }
889
890 /* set supported channels for 5GHz band */
891
892 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
893 sc->rf_rev == RT2860_EEPROM_RF_2750)
894 {
895 for (i = 36; i <= 64; i += 4)
896 {
897 c = &ic->ic_channels[ic->ic_nchans++];
898 flags = IEEE80211_CHAN_A;
899
900 c->ic_freq = ieee80211_ieee2mhz(i, flags);
901 c->ic_ieee = i;
902 c->ic_flags = flags;
903
904 c = &ic->ic_channels[ic->ic_nchans++];
905 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
906
907 c->ic_freq = ieee80211_ieee2mhz(i, flags);
908 c->ic_ieee = i;
909 c->ic_flags = flags;
910 }
911
912 for (i = 100; i <= 140; i += 4)
913 {
914 c = &ic->ic_channels[ic->ic_nchans++];
915 flags = IEEE80211_CHAN_A;
916
917 c->ic_freq = ieee80211_ieee2mhz(i, flags);
918 c->ic_ieee = i;
919 c->ic_flags = flags;
920
921 c = &ic->ic_channels[ic->ic_nchans++];
922 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
923
924 c->ic_freq = ieee80211_ieee2mhz(i, flags);
925 c->ic_ieee = i;
926 c->ic_flags = flags;
927 }
928
929 for (i = 149; i <= 165; i += 4)
930 {
931 c = &ic->ic_channels[ic->ic_nchans++];
932 flags = IEEE80211_CHAN_A;
933
934 c->ic_freq = ieee80211_ieee2mhz(i, flags);
935 c->ic_ieee = i;
936 c->ic_flags = flags;
937
938 c = &ic->ic_channels[ic->ic_nchans++];
939 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
940
941 c->ic_freq = ieee80211_ieee2mhz(i, flags);
942 c->ic_ieee = i;
943 c->ic_flags = flags;
944 }
945 }
946 }
947
948 /*
949 * rt2860_init_channels_ht40
950 */
951 static void rt2860_init_channels_ht40(struct rt2860_softc *sc)
952 {
953 struct ifnet *ifp;
954 struct ieee80211com *ic;
955 struct ieee80211_channel *c, *cent, *ext;
956 int i, flags;
957
958 ifp = sc->ifp;
959 ic = ifp->if_l2com;
960
961 /* set supported channels for 2GHz band */
962
963 for (i = 1; i <= 14; i++)
964 {
965 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40;
966
967 /* find the center channel */
968
969 cent = ieee80211_find_channel_byieee(ic, i,
970 flags & ~IEEE80211_CHAN_HT);
971 if (cent == NULL)
972 {
973 printf("%s: skip channel %d, could not find center channel\n",
974 device_get_nameunit(sc->dev), i);
975 continue;
976 }
977
978 /* find the extension channel */
979
980 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
981 flags & ~IEEE80211_CHAN_HT);
982 if (ext == NULL)
983 {
984 printf("%s: skip channel %d, could not find extension channel\n",
985 device_get_nameunit(sc->dev), i);
986 continue;
987 }
988
989 c = &ic->ic_channels[ic->ic_nchans++];
990
991 *c = *cent;
992 c->ic_extieee = ext->ic_ieee;
993 c->ic_flags &= ~IEEE80211_CHAN_HT;
994 c->ic_flags |= IEEE80211_CHAN_HT40U;
995
996 c = &ic->ic_channels[ic->ic_nchans++];
997
998 *c = *ext;
999 c->ic_extieee = cent->ic_ieee;
1000 c->ic_flags &= ~IEEE80211_CHAN_HT;
1001 c->ic_flags |= IEEE80211_CHAN_HT40D;
1002 }
1003
1004 /* set supported channels for 5GHz band */
1005
1006 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
1007 sc->rf_rev == RT2860_EEPROM_RF_2750)
1008 {
1009 for (i = 36; i <= 64; i += 4)
1010 {
1011 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1012
1013 /* find the center channel */
1014
1015 cent = ieee80211_find_channel_byieee(ic, i,
1016 flags & ~IEEE80211_CHAN_HT);
1017 if (cent == NULL)
1018 {
1019 printf("%s: skip channel %d, could not find center channel\n",
1020 device_get_nameunit(sc->dev), i);
1021 continue;
1022 }
1023
1024 /* find the extension channel */
1025
1026 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1027 flags & ~IEEE80211_CHAN_HT);
1028 if (ext == NULL)
1029 {
1030 printf("%s: skip channel %d, could not find extension channel\n",
1031 device_get_nameunit(sc->dev), i);
1032 continue;
1033 }
1034
1035 c = &ic->ic_channels[ic->ic_nchans++];
1036
1037 *c = *cent;
1038 c->ic_extieee = ext->ic_ieee;
1039 c->ic_flags &= ~IEEE80211_CHAN_HT;
1040 c->ic_flags |= IEEE80211_CHAN_HT40U;
1041
1042 c = &ic->ic_channels[ic->ic_nchans++];
1043
1044 *c = *ext;
1045 c->ic_extieee = cent->ic_ieee;
1046 c->ic_flags &= ~IEEE80211_CHAN_HT;
1047 c->ic_flags |= IEEE80211_CHAN_HT40D;
1048 }
1049
1050 for (i = 100; i <= 140; i += 4)
1051 {
1052 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1053
1054 /* find the center channel */
1055
1056 cent = ieee80211_find_channel_byieee(ic, i,
1057 flags & ~IEEE80211_CHAN_HT);
1058 if (cent == NULL)
1059 {
1060 printf("%s: skip channel %d, could not find center channel\n",
1061 device_get_nameunit(sc->dev), i);
1062 continue;
1063 }
1064
1065 /* find the extension channel */
1066
1067 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1068 flags & ~IEEE80211_CHAN_HT);
1069 if (ext == NULL)
1070 {
1071 printf("%s: skip channel %d, could not find extension channel\n",
1072 device_get_nameunit(sc->dev), i);
1073 continue;
1074 }
1075
1076 c = &ic->ic_channels[ic->ic_nchans++];
1077
1078 *c = *cent;
1079 c->ic_extieee = ext->ic_ieee;
1080 c->ic_flags &= ~IEEE80211_CHAN_HT;
1081 c->ic_flags |= IEEE80211_CHAN_HT40U;
1082
1083 c = &ic->ic_channels[ic->ic_nchans++];
1084
1085 *c = *ext;
1086 c->ic_extieee = cent->ic_ieee;
1087 c->ic_flags &= ~IEEE80211_CHAN_HT;
1088 c->ic_flags |= IEEE80211_CHAN_HT40D;
1089 }
1090
1091 for (i = 149; i <= 165; i += 4)
1092 {
1093 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1094
1095 /* find the center channel */
1096
1097 cent = ieee80211_find_channel_byieee(ic, i,
1098 flags & ~IEEE80211_CHAN_HT);
1099 if (cent == NULL)
1100 {
1101 printf("%s: skip channel %d, could not find center channel\n",
1102 device_get_nameunit(sc->dev), i);
1103 continue;
1104 }
1105
1106 /* find the extension channel */
1107
1108 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1109 flags & ~IEEE80211_CHAN_HT);
1110 if (ext == NULL)
1111 {
1112 printf("%s: skip channel %d, could not find extension channel\n",
1113 device_get_nameunit(sc->dev), i);
1114 continue;
1115 }
1116
1117 c = &ic->ic_channels[ic->ic_nchans++];
1118
1119 *c = *cent;
1120 c->ic_extieee = ext->ic_ieee;
1121 c->ic_flags &= ~IEEE80211_CHAN_HT;
1122 c->ic_flags |= IEEE80211_CHAN_HT40U;
1123
1124 c = &ic->ic_channels[ic->ic_nchans++];
1125
1126 *c = *ext;
1127 c->ic_extieee = cent->ic_ieee;
1128 c->ic_flags &= ~IEEE80211_CHAN_HT;
1129 c->ic_flags |= IEEE80211_CHAN_HT40D;
1130 }
1131 }
1132 }
1133
1134 /*
1135 * rt2860_init_locked
1136 */
1137 static void rt2860_init_locked(void *priv)
1138 {
1139 struct rt2860_softc *sc;
1140 struct ifnet *ifp;
1141 struct ieee80211com *ic;
1142 int error, i, ntries;
1143 uint32_t tmp, stacnt[6];
1144
1145 sc = priv;
1146 ifp = sc->ifp;
1147 ic = ifp->if_l2com;
1148
1149 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1150 "%s: initializing\n",
1151 device_get_nameunit(sc->dev));
1152
1153 RT2860_SOFTC_ASSERT_LOCKED(sc);
1154
1155 if (!(sc->flags & RT2860_SOFTC_FLAGS_UCODE_LOADED))
1156 {
1157 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1158 "%s: loading 8051 microcode\n",
1159 device_get_nameunit(sc->dev));
1160
1161 error = rt2860_io_mcu_load_ucode(sc, rt2860_ucode, sizeof(rt2860_ucode));
1162 if (error != 0)
1163 {
1164 printf("%s: could not load 8051 microcode\n",
1165 device_get_nameunit(sc->dev));
1166 goto fail;
1167 }
1168
1169 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1170 "%s: 8051 microcode was successfully loaded\n",
1171 device_get_nameunit(sc->dev));
1172
1173 sc->flags |= RT2860_SOFTC_FLAGS_UCODE_LOADED;
1174 }
1175
1176 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x2);
1177
1178 /* disable DMA engine */
1179
1180 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1181
1182 tmp &= 0xff0;
1183 tmp |= RT2860_REG_TX_WB_DDONE;
1184
1185 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1186
1187 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, 0xffffffff);
1188
1189 /* PBF hardware reset */
1190
1191 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1192 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1193
1194 /* wait while DMA engine is busy */
1195
1196 for (ntries = 0; ntries < 100; ntries++)
1197 {
1198 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1199 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1200 break;
1201
1202 DELAY(1000);
1203 }
1204
1205 if (ntries == 100)
1206 {
1207 printf("%s: timeout waiting for DMA engine\n",
1208 device_get_nameunit(sc->dev));
1209 goto fail;
1210 }
1211
1212 tmp &= 0xff0;
1213 tmp |= RT2860_REG_TX_WB_DDONE;
1214
1215 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1216
1217 /* reset Rx and Tx rings */
1218
1219 tmp = RT2860_REG_RST_IDX_RX |
1220 RT2860_REG_RST_IDX_TX_MGMT |
1221 RT2860_REG_RST_IDX_TX_HCCA |
1222 RT2860_REG_RST_IDX_TX_AC3 |
1223 RT2860_REG_RST_IDX_TX_AC2 |
1224 RT2860_REG_RST_IDX_TX_AC1 |
1225 RT2860_REG_RST_IDX_TX_AC0;
1226
1227 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, tmp);
1228
1229 /* PBF hardware reset */
1230
1231 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1232 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1233
1234 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x3);
1235
1236 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1237 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1238 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1239
1240 /* init Tx power per rate */
1241
1242 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
1243 {
1244 if (sc->txpow_rate_20mhz[i] == 0xffffffff)
1245 continue;
1246
1247 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i),
1248 sc->txpow_rate_20mhz[i]);
1249 }
1250
1251 for (i = 0; i < RT2860_DEF_MAC_SIZE; i++)
1252 rt2860_io_mac_write(sc, rt2860_def_mac[i].reg,
1253 rt2860_def_mac[i].val);
1254
1255 /* wait while MAC is busy */
1256
1257 for (ntries = 0; ntries < 100; ntries++)
1258 {
1259 if (!(rt2860_io_mac_read(sc, RT2860_REG_STATUS_CFG) &
1260 (RT2860_REG_STATUS_TX_BUSY | RT2860_REG_STATUS_RX_BUSY)))
1261 break;
1262
1263 DELAY(1000);
1264 }
1265
1266 if (ntries == 100)
1267 {
1268 printf("%s: timeout waiting for MAC\n",
1269 device_get_nameunit(sc->dev));
1270 goto fail;
1271 }
1272
1273 /* clear Host to MCU mailbox */
1274
1275 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX_BBP_AGENT, 0);
1276 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX, 0);
1277
1278 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_BOOT,
1279 RT2860_REG_H2M_TOKEN_NO_INTR, 0);
1280
1281 DELAY(1000);
1282
1283 error = rt2860_init_bbp(sc);
1284 if (error != 0)
1285 goto fail;
1286
1287 /* set up maximum buffer sizes */
1288
1289 tmp = (1 << 12) | RT2860_MAX_AGG_SIZE;
1290
1291 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1292
1293 if (sc->mac_rev == 0x28720200)
1294 {
1295 /* set max. PSDU length from 16K to 32K bytes */
1296
1297 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1298
1299 tmp &= ~(3 << 12);
1300 tmp |= (2 << 12);
1301
1302 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1303 }
1304
1305 if (sc->mac_rev >= 0x28720200 && sc->mac_rev < 0x30700200)
1306 {
1307 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1308
1309 tmp &= 0xfff;
1310 tmp |= 0x2000;
1311
1312 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1313 }
1314
1315 /* set mac address */
1316
1317 rt2860_asic_set_macaddr(sc, IF_LLADDR(ifp));
1318
1319 /* clear statistic registers */
1320
1321 rt2860_io_mac_read_multi(sc, RT2860_REG_RX_STA_CNT0,
1322 stacnt, sizeof(stacnt));
1323
1324 /* set RTS threshold */
1325
1326 rt2860_asic_update_rtsthreshold(sc);
1327
1328 /* set Tx power */
1329
1330 rt2860_asic_update_txpower(sc);
1331
1332 /* set up protection mode */
1333
1334 sc->tx_ampdu_sessions = 0;
1335
1336 rt2860_asic_updateprot(sc);
1337
1338 /* clear beacon frame space (entries = 8, entry size = 512) */
1339
1340 rt2860_io_mac_set_region_4(sc, RT2860_REG_BEACON_BASE(0), 0, 1024);
1341
1342 taskqueue_unblock(sc->taskqueue);
1343
1344 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1345
1346 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1347 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
1348
1349 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1350 {
1351 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
1352 sc->tx_ring[i].desc_phys_addr);
1353 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
1354 RT2860_SOFTC_TX_RING_DESC_COUNT);
1355 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
1356 }
1357
1358 /* init Rx ring */
1359
1360 rt2860_reset_rx_ring(sc, &sc->rx_ring);
1361
1362 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
1363 sc->rx_ring.desc_phys_addr);
1364 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
1365 RT2860_SOFTC_RX_RING_DATA_COUNT);
1366 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
1367 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
1368
1369 /* wait while DMA engine is busy */
1370
1371 for (ntries = 0; ntries < 100; ntries++)
1372 {
1373 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1374 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1375 break;
1376
1377 DELAY(1000);
1378 }
1379
1380 if (ntries == 100)
1381 {
1382 printf("%s: timeout waiting for DMA engine\n",
1383 device_get_nameunit(sc->dev));
1384 goto fail;
1385 }
1386
1387 tmp &= 0xff0;
1388 tmp |= RT2860_REG_TX_WB_DDONE;
1389
1390 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1391
1392 /* disable interrupts mitigation */
1393
1394 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_DELAY_INT_CFG, 0);
1395
1396 /* send LEDs operating mode to microcontroller */
1397
1398 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED1,
1399 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[0]);
1400 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED2,
1401 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[1]);
1402 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED3,
1403 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[2]);
1404
1405 /* turn radio LED on */
1406
1407 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON);
1408
1409 /* write vendor-specific BBP values (from EEPROM) */
1410
1411 for (i = 0; i < RT2860_SOFTC_BBP_EEPROM_COUNT; i++)
1412 {
1413 if (sc->bbp_eeprom[i].reg == 0x00 ||
1414 sc->bbp_eeprom[i].reg == 0xff)
1415 continue;
1416
1417 rt2860_io_bbp_write(sc, sc->bbp_eeprom[i].reg,
1418 sc->bbp_eeprom[i].val);
1419 }
1420
1421 /*
1422 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1423 if (tmp & (1 << 2))
1424 {
1425 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1426 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1427 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1428
1429 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1430 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1431 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1432 }
1433 */
1434
1435 /* disable non-existing Rx chains */
1436
1437 tmp = rt2860_io_bbp_read(sc, 3);
1438
1439 tmp &= ~((1 << 4) | (1 << 3));
1440
1441 if (sc->nrxpath == 3)
1442 tmp |= (1 << 4);
1443 else if (sc->nrxpath == 2)
1444 tmp |= (1 << 3);
1445
1446 rt2860_io_bbp_write(sc, 3, tmp);
1447
1448 /* disable non-existing Tx chains */
1449
1450 tmp = rt2860_io_bbp_read(sc, 1);
1451
1452 tmp &= ~((1 << 4) | (1 << 3));
1453
1454 if (sc->ntxpath == 2)
1455 tmp |= (1 << 4);
1456
1457 rt2860_io_bbp_write(sc, 1, tmp);
1458
1459 /* set current channel */
1460
1461 rt2860_rf_set_chan(sc, ic->ic_curchan);
1462
1463 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG, 0);
1464 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
1465 (48 << 16) | 96);
1466
1467 if ((sc->mac_rev & 0xffff) != 0x0101)
1468 rt2860_io_mac_write(sc, RT2860_REG_TX_TXOP_CTRL_CFG, 0x583f);
1469
1470 /* clear pending interrupts */
1471
1472 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, 0xffffffff);
1473
1474 /* enable interrupts */
1475
1476 tmp = RT2860_REG_INT_TX_COHERENT |
1477 RT2860_REG_INT_RX_COHERENT |
1478 RT2860_REG_INT_GP_TIMER |
1479 RT2860_REG_INT_AUTO_WAKEUP |
1480 RT2860_REG_INT_FIFO_STA_FULL |
1481 /*
1482 RT2860_REG_INT_PRE_TBTT |
1483 RT2860_REG_INT_TBTT |
1484 */
1485 RT2860_REG_INT_TXRX_COHERENT |
1486 RT2860_REG_INT_MCU_CMD |
1487 RT2860_REG_INT_TX_MGMT_DONE |
1488 RT2860_REG_INT_TX_HCCA_DONE |
1489 RT2860_REG_INT_TX_AC3_DONE |
1490 RT2860_REG_INT_TX_AC2_DONE |
1491 RT2860_REG_INT_TX_AC1_DONE |
1492 RT2860_REG_INT_TX_AC0_DONE |
1493 RT2860_REG_INT_RX_DONE;
1494
1495 sc->intr_enable_mask = tmp;
1496
1497 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
1498
1499 if (rt2860_txrx_enable(sc) != 0)
1500 goto fail;
1501
1502 /* clear garbage interrupts */
1503
1504 tmp = rt2860_io_mac_read(sc, 0x1300);
1505
1506 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1507 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1508
1509 sc->periodic_round = 0;
1510
1511 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
1512
1513 return;
1514
1515 fail:
1516
1517 rt2860_stop_locked(sc);
1518 }
1519
1520 /*
1521 * rt2860_init
1522 */
1523 static void rt2860_init(void *priv)
1524 {
1525 struct rt2860_softc *sc;
1526
1527 sc = priv;
1528
1529 RT2860_SOFTC_LOCK(sc);
1530
1531 rt2860_init_locked(sc);
1532
1533 RT2860_SOFTC_UNLOCK(sc);
1534 }
1535
1536 /*
1537 * rt2860_init_bbp
1538 */
1539 static int rt2860_init_bbp(struct rt2860_softc *sc)
1540 {
1541 int ntries, i;
1542 uint8_t tmp;
1543
1544 for (ntries = 0; ntries < 20; ntries++)
1545 {
1546 tmp = rt2860_io_bbp_read(sc, 0);
1547 if (tmp != 0x00 && tmp != 0xff)
1548 break;
1549 }
1550
1551 if (tmp == 0x00 || tmp == 0xff)
1552 {
1553 printf("%s: timeout waiting for BBP to wakeup\n",
1554 device_get_nameunit(sc->dev));
1555 return ETIMEDOUT;
1556 }
1557
1558 for (i = 0; i < RT2860_DEF_BBP_SIZE; i++)
1559 rt2860_io_bbp_write(sc, rt2860_def_bbp[i].reg,
1560 rt2860_def_bbp[i].val);
1561
1562 if ((sc->mac_rev & 0xffff) != 0x0101)
1563 rt2860_io_bbp_write(sc, 84, 0x19);
1564
1565 if (sc->mac_rev == 0x28600100)
1566 {
1567 rt2860_io_bbp_write(sc, 69, 0x16);
1568 rt2860_io_bbp_write(sc, 73, 0x12);
1569 }
1570
1571 return 0;
1572 }
1573
1574 /*
1575 * rt2860_stop_locked
1576 */
1577 static void rt2860_stop_locked(void *priv)
1578 {
1579 struct rt2860_softc *sc;
1580 struct ifnet *ifp;
1581 struct ieee80211com *ic;
1582 uint32_t tmp;
1583
1584 sc = priv;
1585 ifp = sc->ifp;
1586 ic = ifp->if_l2com;
1587
1588 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1589 "%s: stopping\n",
1590 device_get_nameunit(sc->dev));
1591
1592 RT2860_SOFTC_ASSERT_LOCKED(sc);
1593
1594 sc->tx_timer = 0;
1595
1596 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1597 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
1598
1599 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
1600
1601 callout_stop(&sc->periodic_ch);
1602 callout_stop(&sc->tx_watchdog_ch);
1603
1604 RT2860_SOFTC_UNLOCK(sc);
1605
1606 taskqueue_block(sc->taskqueue);
1607
1608 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
1609 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
1610 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
1611 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
1612
1613 RT2860_SOFTC_LOCK(sc);
1614
1615 /* clear key tables */
1616
1617 rt2860_asic_clear_keytables(sc);
1618
1619 /* disable interrupts */
1620
1621 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, 0);
1622
1623 /* disable Tx/Rx */
1624
1625 tmp = rt2860_io_mac_read(sc, RT2860_REG_SYS_CTRL);
1626
1627 tmp &= ~(RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
1628
1629 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, tmp);
1630
1631 /* reset adapter */
1632
1633 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1634 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1635 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1636 }
1637
1638 /*
1639 * rt2860_stop
1640 */
1641 static void rt2860_stop(void *priv)
1642 {
1643 struct rt2860_softc *sc;
1644
1645 sc = priv;
1646
1647 RT2860_SOFTC_LOCK(sc);
1648
1649 rt2860_stop_locked(sc);
1650
1651 RT2860_SOFTC_UNLOCK(sc);
1652 }
1653
1654 /*
1655 * rt2860_start
1656 */
1657 static void rt2860_start(struct ifnet *ifp)
1658 {
1659 struct rt2860_softc *sc;
1660 struct ieee80211_node *ni;
1661 struct mbuf *m;
1662 int qid;
1663
1664 sc = ifp->if_softc;
1665
1666 RT2860_SOFTC_LOCK(sc);
1667
1668 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1669 {
1670 RT2860_SOFTC_UNLOCK(sc);
1671 return;
1672 }
1673
1674 for (;;)
1675 {
1676 IF_POLL(&ifp->if_snd, m);
1677 if (m == NULL)
1678 break;
1679
1680 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
1681
1682 ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
1683
1684 qid = M_WME_GETAC(m);
1685
1686 if (sc->tx_ring[qid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
1687 {
1688 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1689 "%s: if_start: Tx ring with qid=%d is full\n",
1690 device_get_nameunit(sc->dev), qid);
1691
1692 m_freem(m);
1693 ieee80211_free_node(ni);
1694
1695 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1696 ifp->if_oerrors++;
1697
1698 sc->tx_data_queue_full[qid]++;
1699
1700 break;
1701 }
1702
1703 if (rt2860_tx_data(sc, m, ni, qid) != 0)
1704 {
1705 ieee80211_free_node(ni);
1706
1707 ifp->if_oerrors++;
1708
1709 break;
1710 }
1711
1712 rt2860_drain_fifo_stats(sc);
1713
1714 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
1715
1716 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
1717 }
1718
1719 RT2860_SOFTC_UNLOCK(sc);
1720 }
1721
1722 /*
1723 * rt2860_ioctl
1724 */
1725 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
1726 {
1727 struct rt2860_softc *sc;
1728 struct ieee80211com *ic;
1729 struct ifreq *ifr;
1730 int error, startall;
1731
1732 sc = ifp->if_softc;
1733 ic = ifp->if_l2com;
1734 ifr = (struct ifreq *) data;
1735
1736 error = 0;
1737
1738 switch (cmd)
1739 {
1740 case SIOCSIFFLAGS:
1741 startall = 0;
1742
1743 RT2860_SOFTC_LOCK(sc);
1744
1745 if (ifp->if_flags & IFF_UP)
1746 {
1747 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1748 {
1749 if ((ifp->if_flags ^ sc->if_flags) & IFF_PROMISC)
1750 rt2860_asic_update_promisc(sc);
1751 }
1752 else
1753 {
1754 rt2860_init_locked(sc);
1755 startall = 1;
1756 }
1757 }
1758 else
1759 {
1760 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1761 rt2860_stop_locked(sc);
1762 }
1763
1764 sc->if_flags = ifp->if_flags;
1765
1766 RT2860_SOFTC_UNLOCK(sc);
1767
1768 if (startall)
1769 ieee80211_start_all(ic);
1770 break;
1771
1772 case SIOCGIFMEDIA:
1773 case SIOCSIFMEDIA:
1774 error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
1775 break;
1776
1777 case SIOCGIFADDR:
1778 error = ether_ioctl(ifp, cmd, data);
1779 break;
1780
1781 default:
1782 error = EINVAL;
1783 break;
1784 }
1785
1786 return error;
1787 }
1788
1789 /*
1790 * rt2860_vap_create
1791 */
1792 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
1793 const char name[IFNAMSIZ], int unit, int opmode, int flags,
1794 const uint8_t bssid[IEEE80211_ADDR_LEN],
1795 const uint8_t mac[IEEE80211_ADDR_LEN])
1796 {
1797 struct rt2860_softc *sc;
1798 struct ifnet *ifp;
1799 struct rt2860_softc_vap *rvap;
1800 struct ieee80211vap *vap;
1801
1802 ifp = ic->ic_ifp;
1803 sc = ifp->if_softc;
1804
1805 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1806 "%s: VAP create: opmode=%s\n",
1807 device_get_nameunit(sc->dev),
1808 ieee80211_opmode_name[opmode]);
1809
1810 switch (opmode)
1811 {
1812 case IEEE80211_M_IBSS:
1813 case IEEE80211_M_STA:
1814 case IEEE80211_M_AHDEMO:
1815 case IEEE80211_M_HOSTAP:
1816 case IEEE80211_M_MBSS:
1817 if ((sc->napvaps + sc->nadhocvaps + sc->nstavaps) != 0)
1818 {
1819 if_printf(ifp, "only 1 VAP supported\n");
1820 return NULL;
1821 }
1822
1823 if (opmode == IEEE80211_M_STA)
1824 flags |= IEEE80211_CLONE_NOBEACONS;
1825 break;
1826
1827 case IEEE80211_M_WDS:
1828 if (sc->napvaps == 0)
1829 {
1830 if_printf(ifp, "WDS only supported in AP mode\n");
1831 return NULL;
1832 }
1833 break;
1834
1835 case IEEE80211_M_MONITOR:
1836 break;
1837
1838 default:
1839 if_printf(ifp, "unknown opmode %d\n", opmode);
1840 return NULL;
1841 }
1842
1843 rvap = (struct rt2860_softc_vap *) malloc(sizeof(struct rt2860_softc_vap),
1844 M_80211_VAP, M_NOWAIT | M_ZERO);
1845 if (rvap == NULL)
1846 return NULL;
1847
1848 vap = &rvap->vap;
1849
1850 ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid, mac);
1851
1852 rvap->newstate = vap->iv_newstate;
1853 vap->iv_newstate = rt2860_vap_newstate;
1854
1855 vap->iv_reset = rt2860_vap_reset;
1856 vap->iv_key_update_begin = rt2860_vap_key_update_begin;
1857 vap->iv_key_update_end = rt2860_vap_key_update_end;
1858 vap->iv_key_set = rt2860_vap_key_set;
1859 vap->iv_key_delete = rt2860_vap_key_delete;
1860 vap->iv_update_beacon = rt2860_vap_update_beacon;
1861
1862 rt2860_amrr_init(&rvap->amrr, vap,
1863 sc->ntxpath,
1864 RT2860_AMRR_MIN_SUCCESS_THRESHOLD,
1865 RT2860_AMRR_MAX_SUCCESS_THRESHOLD,
1866 500);
1867
1868 vap->iv_max_aid = RT2860_SOFTC_STAID_COUNT;
1869
1870 /* override default Rx A-MPDU factor */
1871
1872 vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1873 vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_NA;
1874 vap->iv_ampdu_limit = vap->iv_ampdu_rxmax;
1875 ieee80211_vap_attach(vap, rt2860_media_change, ieee80211_media_status);
1876
1877 switch (vap->iv_opmode)
1878 {
1879 case IEEE80211_M_HOSTAP:
1880 case IEEE80211_M_MBSS:
1881 case IEEE80211_M_AHDEMO:
1882 sc->napvaps++;
1883 break;
1884
1885 case IEEE80211_M_IBSS:
1886 sc->nadhocvaps++;
1887 break;
1888
1889 case IEEE80211_M_STA:
1890 sc->nstavaps++;
1891 break;
1892
1893 case IEEE80211_M_WDS:
1894 sc->nwdsvaps++;
1895 break;
1896
1897 default:
1898 break;
1899 }
1900
1901 sc->nvaps++;
1902
1903 if (sc->napvaps > 0)
1904 ic->ic_opmode = IEEE80211_M_HOSTAP;
1905 else if (sc->nadhocvaps > 0)
1906 ic->ic_opmode = IEEE80211_M_IBSS;
1907 else if (sc->nstavaps > 0)
1908 ic->ic_opmode = IEEE80211_M_STA;
1909 else
1910 ic->ic_opmode = opmode;
1911
1912 return vap;
1913 }
1914
1915 /*
1916 * rt2860_vap_delete
1917 */
1918 static void rt2860_vap_delete(struct ieee80211vap *vap)
1919 {
1920 struct rt2860_softc *sc;
1921 struct ieee80211com *ic;
1922 struct ifnet *ifp;
1923 struct rt2860_softc_vap *rvap;
1924 enum ieee80211_opmode opmode;
1925
1926 ic = vap->iv_ic;
1927 ifp = ic->ic_ifp;
1928 sc = ifp->if_softc;
1929 rvap = (struct rt2860_softc_vap *) vap;
1930 opmode = vap->iv_opmode;
1931
1932 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1933 "%s: VAP delete: opmode=%s\n",
1934 device_get_nameunit(sc->dev), ieee80211_opmode_name[opmode]);
1935
1936 rt2860_amrr_cleanup(&rvap->amrr);
1937
1938 ieee80211_vap_detach(vap);
1939
1940 if (rvap->beacon_mbuf != NULL)
1941 {
1942 m_free(rvap->beacon_mbuf);
1943 rvap->beacon_mbuf = NULL;
1944 }
1945
1946 switch (opmode)
1947 {
1948 case IEEE80211_M_HOSTAP:
1949 case IEEE80211_M_MBSS:
1950 case IEEE80211_M_AHDEMO:
1951 sc->napvaps--;
1952 break;
1953
1954 case IEEE80211_M_IBSS:
1955 sc->nadhocvaps--;
1956 break;
1957
1958 case IEEE80211_M_STA:
1959 sc->nstavaps--;
1960 break;
1961
1962 case IEEE80211_M_WDS:
1963 sc->nwdsvaps--;
1964 break;
1965
1966 default:
1967 break;
1968 }
1969
1970 sc->nvaps--;
1971
1972 if (sc->napvaps > 0)
1973 ic->ic_opmode = IEEE80211_M_HOSTAP;
1974 else if (sc->nadhocvaps > 0)
1975 ic->ic_opmode = IEEE80211_M_IBSS;
1976 else if (sc->nstavaps > 0)
1977 ic->ic_opmode = IEEE80211_M_STA;
1978
1979 free(rvap, M_80211_VAP);
1980 }
1981
1982 /*
1983 * rt2860_reset_vap
1984 */
1985 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd)
1986 {
1987 struct rt2860_softc *sc;
1988 struct ieee80211com *ic;
1989 struct ifnet *ifp;
1990 struct rt2860_softc_vap *rvap;
1991 int error;
1992
1993 ic = vap->iv_ic;
1994 ifp = ic->ic_ifp;
1995 sc = ifp->if_softc;
1996 rvap = (struct rt2860_softc_vap *) vap;
1997
1998 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1999 "%s: VAP reset: cmd=%lu\n",
2000 device_get_nameunit(sc->dev), cmd);
2001
2002 error = 0;
2003
2004 switch (cmd)
2005 {
2006 case IEEE80211_IOC_RTSTHRESHOLD:
2007 case IEEE80211_IOC_AMSDU:
2008 rt2860_asic_update_rtsthreshold(sc);
2009 break;
2010
2011 case IEEE80211_IOC_PROTMODE:
2012 case IEEE80211_IOC_HTPROTMODE:
2013 rt2860_asic_updateprot(sc);
2014 break;
2015
2016 case IEEE80211_IOC_TXPOWER:
2017 rt2860_asic_update_txpower(sc);
2018 break;
2019
2020 case IEEE80211_IOC_BURST:
2021 rt2860_asic_updateslot(sc);
2022 break;
2023
2024 case IEEE80211_IOC_SHORTGI:
2025 case IEEE80211_IOC_AMPDU_DENSITY:
2026 case IEEE80211_IOC_SMPS:
2027 break;
2028
2029 default:
2030 error = ENETRESET;
2031 break;
2032 }
2033
2034 return error;
2035 }
2036
2037 /*
2038 * rt2860_vap_newstate
2039 */
2040 static int rt2860_vap_newstate(struct ieee80211vap *vap,
2041 enum ieee80211_state nstate, int arg)
2042 {
2043 struct rt2860_softc *sc;
2044 struct ieee80211com *ic;
2045 struct ifnet *ifp;
2046 struct rt2860_softc_vap *rvap;
2047 struct ieee80211_node *ni;
2048 enum ieee80211_state ostate;
2049 int error;
2050
2051 ic = vap->iv_ic;
2052 ifp = ic->ic_ifp;
2053 sc = ifp->if_softc;
2054 rvap = (struct rt2860_softc_vap *) vap;
2055
2056 ostate = vap->iv_state;
2057
2058 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2059 "%s: VAP newstate: %s -> %s\n",
2060 device_get_nameunit(sc->dev),
2061 ieee80211_state_name[ostate], ieee80211_state_name[nstate]);
2062
2063 error = rvap->newstate(vap, nstate, arg);
2064 if (error != 0)
2065 return error;
2066
2067 IEEE80211_UNLOCK(ic);
2068
2069 RT2860_SOFTC_LOCK(sc);
2070
2071 /* turn link LED off */
2072
2073 if (nstate != IEEE80211_S_RUN)
2074 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
2075
2076 switch (nstate)
2077 {
2078 case IEEE80211_S_INIT:
2079 rt2860_asic_disable_tsf_sync(sc);
2080 break;
2081
2082 case IEEE80211_S_RUN:
2083 ni = vap->iv_bss;
2084
2085 rt2860_rf_set_chan(sc, ni->ni_chan);
2086
2087 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2088 {
2089 rt2860_asic_enable_mrr(sc);
2090 rt2860_asic_set_txpreamble(sc);
2091 rt2860_asic_set_basicrates(sc);
2092 rt2860_asic_update_txpower(sc);
2093 rt2860_asic_set_bssid(sc, ni->ni_bssid);
2094 }
2095
2096 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2097 vap->iv_opmode == IEEE80211_M_IBSS ||
2098 vap->iv_opmode == IEEE80211_M_MBSS)
2099 {
2100 error = rt2860_beacon_alloc(sc, vap);
2101 if (error != 0)
2102 break;
2103
2104 rt2860_asic_update_beacon(sc, vap);
2105 }
2106
2107 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2108 rt2860_asic_enable_tsf_sync(sc);
2109
2110 /* turn link LED on */
2111
2112 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2113 {
2114 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON |
2115 (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan) ?
2116 RT2860_LED_CMD_LINK_2GHZ : RT2860_LED_CMD_LINK_5GHZ));
2117 }
2118 break;
2119
2120 case IEEE80211_S_SLEEP:
2121 break;
2122
2123 default:
2124 break;
2125 }
2126
2127 RT2860_SOFTC_UNLOCK(sc);
2128
2129 IEEE80211_LOCK(ic);
2130
2131 return error;
2132 }
2133
2134 /*
2135 * rt2860_vap_key_update_begin
2136 */
2137 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap)
2138 {
2139 struct rt2860_softc *sc;
2140 struct ieee80211com *ic;
2141 struct ifnet *ifp;
2142
2143 ic = vap->iv_ic;
2144 ifp = ic->ic_ifp;
2145 sc = ifp->if_softc;
2146
2147 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2148 "%s: VAP key update begin\n",
2149 device_get_nameunit(sc->dev));
2150
2151 taskqueue_block(sc->taskqueue);
2152
2153 IF_LOCK(&ifp->if_snd);
2154 }
2155
2156 /*
2157 * rt2860_vap_key_update_end
2158 */
2159 static void rt2860_vap_key_update_end(struct ieee80211vap *vap)
2160 {
2161 struct rt2860_softc *sc;
2162 struct ieee80211com *ic;
2163 struct ifnet *ifp;
2164
2165 ic = vap->iv_ic;
2166 ifp = ic->ic_ifp;
2167 sc = ifp->if_softc;
2168
2169 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2170 "%s: VAP key update end\n",
2171 device_get_nameunit(sc->dev));
2172
2173 IF_UNLOCK(&ifp->if_snd);
2174
2175 taskqueue_unblock(sc->taskqueue);
2176 }
2177
2178 /*
2179 * rt2860_vap_key_set
2180 */
2181 static int rt2860_vap_key_set(struct ieee80211vap *vap,
2182 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN])
2183 {
2184 struct rt2860_softc *sc;
2185 struct ieee80211com *ic;
2186 struct ifnet *ifp;
2187 struct ieee80211_node *ni;
2188 struct rt2860_softc_node *rni;
2189 uint16_t key_base, keymode_base;
2190 uint8_t mode, vapid, wcid, iv[8];
2191 uint32_t tmp;
2192
2193 if (k->wk_cipher->ic_cipher != IEEE80211_CIPHER_WEP &&
2194 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_TKIP &&
2195 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_AES_CCM)
2196 return 0;
2197
2198 ic = vap->iv_ic;
2199 ifp = ic->ic_ifp;
2200 sc = ifp->if_softc;
2201
2202 switch (k->wk_cipher->ic_cipher)
2203 {
2204 case IEEE80211_CIPHER_WEP:
2205 if(k->wk_keylen < 8)
2206 mode = RT2860_REG_CIPHER_MODE_WEP40;
2207 else
2208 mode = RT2860_REG_CIPHER_MODE_WEP104;
2209 break;
2210
2211 case IEEE80211_CIPHER_TKIP:
2212 mode = RT2860_REG_CIPHER_MODE_TKIP;
2213 break;
2214
2215 case IEEE80211_CIPHER_AES_CCM:
2216 mode = RT2860_REG_CIPHER_MODE_AES_CCMP;
2217 break;
2218
2219 default:
2220 return 0;
2221 }
2222
2223 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2224 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
2225 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2226 mode, (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2227
2228 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2229 {
2230 /* install pairwise key */
2231
2232 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, mac);
2233 rni = (struct rt2860_softc_node *) ni;
2234
2235 vapid = 0;
2236 wcid = rni->staid;
2237 key_base = RT2860_REG_PKEY(wcid);
2238
2239 ieee80211_free_node(ni);
2240
2241 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2242 {
2243 memset(iv, 0, 8);
2244
2245 iv[3] = (k->wk_keyix << 6);
2246 }
2247 else
2248 {
2249 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2250 {
2251 iv[0] = (k->wk_keytsc >> 8);
2252 iv[1] = ((iv[0] | 0x20) & 0x7f);
2253 iv[2] = k->wk_keytsc;
2254 }
2255 else
2256 {
2257 /* AES CCMP */
2258
2259 iv[0] = k->wk_keytsc;
2260 iv[1] = k->wk_keytsc >> 8;
2261 iv[2] = 0;
2262 }
2263
2264 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2265 iv[4] = (k->wk_keytsc >> 16);
2266 iv[5] = (k->wk_keytsc >> 24);
2267 iv[6] = (k->wk_keytsc >> 32);
2268 iv[7] = (k->wk_keytsc >> 40);
2269
2270 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2271 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2272 device_get_nameunit(sc->dev),
2273 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2274 }
2275
2276 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2277
2278 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2279 {
2280 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2281
2282 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2283 {
2284 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2285 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2286 }
2287 else
2288 {
2289 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2290 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2291 }
2292 }
2293 else
2294 {
2295 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2296 }
2297
2298 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2299 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2300
2301 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2302 }
2303
2304 if ((k->wk_flags & IEEE80211_KEY_GROUP) ||
2305 (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP))
2306 {
2307 /* install group key */
2308
2309 vapid = 0;
2310 wcid = RT2860_WCID_MCAST;
2311 key_base = RT2860_REG_SKEY(vapid, k->wk_keyix);
2312 keymode_base = RT2860_REG_SKEY_MODE(vapid);
2313
2314 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2315 {
2316 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2317
2318 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2319 {
2320 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2321 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2322 }
2323 else
2324 {
2325 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2326 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2327 }
2328 }
2329 else
2330 {
2331 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2332 }
2333
2334 tmp = rt2860_io_mac_read(sc, keymode_base);
2335
2336 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2337 tmp |= (mode << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2338
2339 rt2860_io_mac_write(sc, keymode_base, tmp);
2340
2341 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2342 {
2343 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2344 {
2345 memset(iv, 0, 8);
2346
2347 iv[3] = (k->wk_keyix << 6);
2348 }
2349 else
2350 {
2351 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2352 {
2353 iv[0] = (k->wk_keytsc >> 8);
2354 iv[1] = ((iv[0] | 0x20) & 0x7f);
2355 iv[2] = k->wk_keytsc;
2356 }
2357 else
2358 {
2359 /* AES CCMP */
2360
2361 iv[0] = k->wk_keytsc;
2362 iv[1] = k->wk_keytsc >> 8;
2363 iv[2] = 0;
2364 }
2365
2366 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2367 iv[4] = (k->wk_keytsc >> 16);
2368 iv[5] = (k->wk_keytsc >> 24);
2369 iv[6] = (k->wk_keytsc >> 32);
2370 iv[7] = (k->wk_keytsc >> 40);
2371
2372 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2373 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2374 device_get_nameunit(sc->dev),
2375 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2376 }
2377
2378 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2379
2380 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2381 (mode << RT2860_REG_CIPHER_MODE_SHIFT);
2382
2383 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2384 }
2385 }
2386
2387 return 1;
2388 }
2389
2390 /*
2391 * rt2860_vap_key_delete
2392 */
2393 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
2394 const struct ieee80211_key *k)
2395 {
2396 struct rt2860_softc *sc;
2397 struct ieee80211com *ic;
2398 struct ifnet *ifp;
2399 uint8_t vapid, wcid;
2400 uint32_t tmp;
2401
2402 ic = vap->iv_ic;
2403 ifp = ic->ic_ifp;
2404 sc = ifp->if_softc;
2405
2406 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2407 "%s: VAP key delete: keyix=%d, keylen=%d, group=%d\n",
2408 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen,
2409 (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2410
2411 if (k->wk_flags & IEEE80211_KEY_GROUP)
2412 {
2413 /* remove group key */
2414
2415 vapid = 0;
2416 wcid = RT2860_WCID_MCAST;
2417
2418 tmp = rt2860_io_mac_read(sc, RT2860_REG_SKEY_MODE(vapid));
2419
2420 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2421 tmp |= (RT2860_REG_CIPHER_MODE_NONE << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2422
2423 rt2860_io_mac_write(sc, RT2860_REG_SKEY_MODE(vapid), tmp);
2424
2425 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2426 {
2427 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2428 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2429
2430 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2431 }
2432 }
2433
2434 return 1;
2435 }
2436
2437 /*
2438 * rt2860_vap_update_beacon
2439 */
2440 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what)
2441 {
2442 struct rt2860_softc *sc;
2443 struct ieee80211com *ic;
2444 struct ifnet *ifp;
2445 struct rt2860_softc_vap *rvap;
2446 struct mbuf *m;
2447 struct ieee80211_beacon_offsets *bo;
2448
2449 ic = vap->iv_ic;
2450 ifp = ic->ic_ifp;
2451 sc = ifp->if_softc;
2452 rvap = (struct rt2860_softc_vap *) vap;
2453 m = rvap->beacon_mbuf;
2454 bo = &rvap->beacon_offsets;
2455
2456 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2457 "%s: VAP update beacon: what=%d\n",
2458 device_get_nameunit(sc->dev), what);
2459
2460 setbit(bo->bo_flags, what);
2461
2462 ieee80211_beacon_update(vap->iv_bss, bo, m, 0);
2463
2464 rt2860_asic_update_beacon(sc, vap);
2465 }
2466
2467 /*
2468 * rt2860_media_change
2469 */
2470 static int rt2860_media_change(struct ifnet *ifp)
2471 {
2472 int error;
2473
2474 error = ieee80211_media_change(ifp);
2475
2476 return (error == ENETRESET ? 0 : error);
2477 }
2478
2479 /*
2480 * rt2860_node_alloc
2481 */
2482 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
2483 const uint8_t mac[IEEE80211_ADDR_LEN])
2484 {
2485 return malloc(sizeof(struct rt2860_softc_node),
2486 M_80211_NODE, M_NOWAIT | M_ZERO);
2487 }
2488
2489 /*
2490 * rt2860_node_cleanup
2491 */
2492 static void rt2860_node_cleanup(struct ieee80211_node *ni)
2493 {
2494 struct rt2860_softc *sc;
2495 struct ieee80211com *ic;
2496 struct ifnet *ifp;
2497 struct rt2860_softc_node *rni;
2498 uint8_t vapid, wcid;
2499 uint32_t tmp;
2500
2501 ic = ni->ni_ic;
2502 ifp = ic->ic_ifp;
2503 sc = ifp->if_softc;
2504 rni = (struct rt2860_softc_node *) ni;
2505
2506 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2507 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2508 device_get_nameunit(sc->dev), ni->ni_macaddr, ni->ni_associd, rni->staid);
2509
2510 if (rni->staid != 0)
2511 {
2512 vapid = 0;
2513 wcid = rni->staid;
2514
2515 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2516 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2517
2518 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2519
2520 rt2860_staid_delete(sc, rni->staid);
2521
2522 rni->staid = 0;
2523 }
2524
2525 sc->node_cleanup(ni);
2526 }
2527
2528 /*
2529 * rt2860_node_getmimoinfo
2530 */
2531 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
2532 struct ieee80211_mimo_info *mi)
2533 {
2534 const struct rt2860_softc_node *rni;
2535 int i;
2536
2537 rni = (const struct rt2860_softc_node *) ni;
2538
2539 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
2540 {
2541 mi->rssi[i] = rni->last_rssi_dbm[i];
2542 mi->noise[i] = RT2860_NOISE_FLOOR;
2543 }
2544 }
2545
2546 /*
2547 * rt2860_setregdomain
2548 */
2549 static int rt2860_setregdomain(struct ieee80211com *ic,
2550 struct ieee80211_regdomain *reg,
2551 int nchans, struct ieee80211_channel chans[])
2552 {
2553 struct rt2860_softc *sc;
2554 struct ifnet *ifp;
2555
2556 ifp = ic->ic_ifp;
2557 sc = ifp->if_softc;
2558
2559 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2560 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2561 device_get_nameunit(sc->dev),
2562 reg->country, reg->isocc[0], reg->isocc[1], reg->location);
2563
2564 return 0;
2565 }
2566
2567 /*
2568 * rt2860_getradiocaps
2569 */
2570 static void rt2860_getradiocaps(struct ieee80211com *ic,
2571 int maxchans, int *nchans, struct ieee80211_channel chans[])
2572 {
2573 *nchans = (ic->ic_nchans >= maxchans) ? maxchans : ic->ic_nchans;
2574
2575 memcpy(chans, ic->ic_channels, (*nchans) * sizeof(struct ieee80211_channel));
2576 }
2577
2578 /*
2579 * rt2860_scan_start
2580 */
2581 static void rt2860_scan_start(struct ieee80211com *ic)
2582 {
2583 struct rt2860_softc *sc;
2584 struct ifnet *ifp;
2585
2586 ifp = ic->ic_ifp;
2587 sc = ifp->if_softc;
2588
2589 rt2860_asic_disable_tsf_sync(sc);
2590 }
2591
2592 /*
2593 * rt2860_scan_end
2594 */
2595 static void rt2860_scan_end(struct ieee80211com *ic)
2596 {
2597 struct rt2860_softc *sc;
2598 struct ifnet *ifp;
2599
2600 ifp = ic->ic_ifp;
2601 sc = ifp->if_softc;
2602
2603 rt2860_asic_enable_tsf_sync(sc);
2604 }
2605
2606 /*
2607 * rt2860_set_channel
2608 */
2609 static void rt2860_set_channel(struct ieee80211com *ic)
2610 {
2611 struct rt2860_softc *sc;
2612 struct ifnet *ifp;
2613
2614 ifp = ic->ic_ifp;
2615 sc = ifp->if_softc;
2616
2617 RT2860_DPRINTF(sc, RT2860_DEBUG_CHAN,
2618 "%s: set channel: channel=%u, HT%s%s\n",
2619 device_get_nameunit(sc->dev),
2620 ieee80211_chan2ieee(ic, ic->ic_curchan),
2621 !IEEE80211_IS_CHAN_HT(ic->ic_curchan) ? " disabled" :
2622 IEEE80211_IS_CHAN_HT20(ic->ic_curchan) ? "20":
2623 IEEE80211_IS_CHAN_HT40U(ic->ic_curchan) ? "40U" : "40D",
2624 (ic->ic_flags & IEEE80211_F_SCAN) ? ", scanning" : "");
2625
2626 RT2860_SOFTC_LOCK(sc);
2627
2628 rt2860_rf_set_chan(sc, ic->ic_curchan);
2629
2630 RT2860_SOFTC_UNLOCK(sc);
2631 }
2632
2633 /*
2634 * rt2860_newassoc
2635 */
2636 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew)
2637 {
2638 struct rt2860_softc *sc;
2639 struct ieee80211com *ic;
2640 struct ifnet *ifp;
2641 struct ieee80211vap *vap;
2642 struct rt2860_softc_vap *rvap;
2643 struct rt2860_softc_node *rni;
2644 uint16_t aid;
2645 uint8_t wcid;
2646
2647 vap = ni->ni_vap;
2648 ic = vap->iv_ic;
2649 ifp = ic->ic_ifp;
2650 sc = ifp->if_softc;
2651 rvap = (struct rt2860_softc_vap *) vap;
2652 rni = (struct rt2860_softc_node *) ni;
2653 aid = IEEE80211_AID(ni->ni_associd);
2654
2655 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2656 "%s: new association: isnew=%d, associd=0x%04x, "
2657 "macaddr=%s, QoS %s, ERP %s, HT %s\n",
2658 device_get_nameunit(sc->dev), isnew, ni->ni_associd,
2659 ether_sprintf(ni->ni_macaddr),
2660 (ni->ni_flags & IEEE80211_NODE_QOS) ? "enabled" : "disabled",
2661 (ni->ni_flags & IEEE80211_NODE_ERP) ? "enabled" : "disabled",
2662 (ni->ni_flags & IEEE80211_NODE_HT) ? "enabled" : "disabled");
2663
2664 rni->staid = rt2860_staid_alloc(sc, aid);
2665
2666 wcid = rni->staid;
2667
2668 rt2860_io_mac_write_multi(sc, RT2860_REG_WCID(wcid),
2669 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2670
2671 rt2860_amrr_node_init(&rvap->amrr, &sc->amrr_node[wcid], ni);
2672
2673 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2674 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2675 device_get_nameunit(sc->dev),
2676 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2677 ni->ni_associd, ni->ni_txrate,
2678 (ni->ni_flags & IEEE80211_NODE_HT) ?
2679 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2680 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2681
2682 rt2860_asic_updateprot(sc);
2683 rt2860_asic_updateslot(sc);
2684 rt2860_asic_set_txpreamble(sc);
2685 }
2686
2687 /*
2688 * rt2860_updateslot
2689 */
2690 static void rt2860_updateslot(struct ifnet *ifp)
2691 {
2692 struct rt2860_softc *sc;
2693
2694 sc = ifp->if_softc;
2695
2696 rt2860_asic_updateslot(sc);
2697 }
2698
2699 /*
2700 * rt2860_update_promisc
2701 */
2702 static void rt2860_update_promisc(struct ifnet *ifp)
2703 {
2704 struct rt2860_softc *sc;
2705
2706 sc = ifp->if_softc;
2707
2708 rt2860_asic_update_promisc(sc);
2709 }
2710
2711 /*
2712 * rt2860_update_mcast
2713 */
2714 static void rt2860_update_mcast(struct ifnet *ifp)
2715 {
2716 struct rt2860_softc *sc;
2717
2718 sc = ifp->if_softc;
2719 }
2720
2721 /*
2722 * rt2860_wme_update
2723 */
2724 static int rt2860_wme_update(struct ieee80211com *ic)
2725 {
2726 struct rt2860_softc *sc;
2727 struct ifnet *ifp;
2728
2729 ifp = ic->ic_ifp;
2730 sc = ifp->if_softc;
2731
2732 rt2860_asic_wme_update(sc);
2733
2734 return 0;
2735 }
2736
2737 /*
2738 * rt2860_raw_xmit
2739 */
2740 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2741 const struct ieee80211_bpf_params *params)
2742 {
2743 struct rt2860_softc *sc;
2744 struct ieee80211com *ic;
2745 struct ifnet *ifp;
2746
2747 ic = ni->ni_ic;
2748 ifp = ic->ic_ifp;
2749 sc = ifp->if_softc;
2750
2751 RT2860_SOFTC_LOCK(sc);
2752
2753 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2754 {
2755 RT2860_SOFTC_UNLOCK(sc);
2756
2757 m_freem(m);
2758 ieee80211_free_node(ni);
2759
2760 return ENETDOWN;
2761 }
2762
2763 if (sc->tx_ring[sc->tx_ring_mgtqid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
2764 {
2765 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
2766 "%s: raw xmit: Tx ring with qid=%d is full\n",
2767 device_get_nameunit(sc->dev), sc->tx_ring_mgtqid);
2768
2769 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2770
2771 RT2860_SOFTC_UNLOCK(sc);
2772
2773 m_freem(m);
2774 ieee80211_free_node(ni);
2775
2776 sc->tx_data_queue_full[sc->tx_ring_mgtqid]++;
2777
2778 return ENOBUFS;
2779 }
2780
2781 if (rt2860_tx_mgmt(sc, m, ni, sc->tx_ring_mgtqid) != 0)
2782 {
2783 ifp->if_oerrors++;
2784
2785 RT2860_SOFTC_UNLOCK(sc);
2786
2787 ieee80211_free_node(ni);
2788
2789 return EIO;
2790 }
2791
2792 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
2793
2794 RT2860_SOFTC_UNLOCK(sc);
2795
2796 return 0;
2797 }
2798
2799 /*
2800 * rt2860_recv_action
2801 */
2802 static int rt2860_recv_action(struct ieee80211_node *ni,
2803 const struct ieee80211_frame *wh,
2804 const uint8_t *frm, const uint8_t *efrm)
2805 {
2806 struct rt2860_softc *sc;
2807 struct ieee80211com *ic;
2808 struct ifnet *ifp;
2809 struct rt2860_softc_node *rni;
2810 const struct ieee80211_action *ia;
2811 struct ieee80211_tx_ampdu *tx_ampdu;
2812 uint16_t status, baparamset;
2813 uint8_t wcid;
2814 int ret, tid, bufsize, ac;
2815 uint32_t tmp;
2816
2817 ic = ni->ni_ic;
2818 ifp = ic->ic_ifp;
2819 sc = ifp->if_softc;
2820 rni = (struct rt2860_softc_node *) ni;
2821
2822 ia = (const struct ieee80211_action *) frm;
2823
2824 ret = sc->recv_action(ni, wh, frm, efrm);
2825
2826 if (ia->ia_category != IEEE80211_ACTION_CAT_BA)
2827 return ret;
2828
2829 wcid = rni->staid;
2830
2831 switch (ia->ia_action)
2832 {
2833 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2834 case IEEE80211_ACTION_BA_ADDBA_REQUEST:
2835 baparamset = LE_READ_2(frm + 3);
2836 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2837 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2838
2839 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2840 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2841 device_get_nameunit(sc->dev), ni->ni_associd, tid, bufsize);
2842
2843 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2844
2845 tmp |= (0x10000 << tid);
2846
2847 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2848 break;
2849
2850 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2851 case IEEE80211_ACTION_BA_ADDBA_RESPONSE:
2852 status = LE_READ_2(frm + 3);
2853 baparamset = LE_READ_2(frm + 4);
2854 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2855 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2856 ac = TID_TO_WME_AC(tid);
2857 tx_ampdu = &ni->ni_tx_ampdu[ac];
2858
2859 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2860 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2861 device_get_nameunit(sc->dev), ni->ni_associd, status, tid, bufsize);
2862
2863 if (sc->mac_rev >= 0x28720200)
2864 {
2865 if (tx_ampdu->txa_wnd > 13)
2866 tx_ampdu->txa_wnd = 13;
2867 }
2868 else
2869 {
2870 if (tx_ampdu->txa_wnd > 7)
2871 tx_ampdu->txa_wnd = 7;
2872 }
2873
2874 if (status == IEEE80211_STATUS_SUCCESS)
2875 {
2876 sc->tx_ampdu_sessions++;
2877
2878 rt2860_asic_updateprot(sc);
2879 }
2880 break;
2881
2882 /* IEEE80211_ACTION_BA_DELBA */
2883 case IEEE80211_ACTION_BA_DELBA:
2884 baparamset = LE_READ_2(frm + 2);
2885 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2886
2887 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2888 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2889 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2890
2891 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2892
2893 tmp &= ~(0x10000 << tid);
2894
2895 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2896 break;
2897 }
2898
2899 return ret;
2900 }
2901
2902 /*
2903 * rt2860_send_action
2904 */
2905 static int rt2860_send_action(struct ieee80211_node *ni,
2906 int cat, int act, void *sa)
2907 {
2908 struct rt2860_softc *sc;
2909 struct ieee80211com *ic;
2910 struct ifnet *ifp;
2911 struct rt2860_softc_node *rni;
2912 uint16_t *args, baparamset;
2913 uint8_t wcid;
2914 int ret, tid;
2915 uint32_t tmp;
2916
2917 ic = ni->ni_ic;
2918 ifp = ic->ic_ifp;
2919 sc = ifp->if_softc;
2920 rni = (struct rt2860_softc_node *) ni;
2921
2922 ret = sc->send_action(ni, cat, act, sa);
2923
2924 if (cat != IEEE80211_ACTION_CAT_BA)
2925 return ret;
2926
2927 wcid = rni->staid;
2928 args = sa;
2929
2930 switch (act)
2931 {
2932 /* IEEE80211_ACTION_BA_DELBA */
2933 case IEEE80211_ACTION_BA_DELBA:
2934 baparamset = RT2860_SM(args[0], IEEE80211_DELBAPS_TID) | args[1];
2935
2936 tid = RT2860_MS(baparamset, IEEE80211_DELBAPS_TID);
2937
2938 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2939 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2940 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2941
2942 if (RT2860_MS(baparamset, IEEE80211_DELBAPS_INIT) != IEEE80211_DELBAPS_INIT)
2943 {
2944 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2945
2946 tmp &= ~(0x10000 << tid);
2947
2948 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2949 }
2950 else
2951 {
2952 sc->tx_ampdu_sessions--;
2953
2954 rt2860_asic_updateprot(sc);
2955 }
2956 break;
2957 }
2958
2959 return ret;
2960 }
2961
2962 /*
2963 * rt2860_amrr_update_iter_func
2964 */
2965 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni)
2966 {
2967 struct rt2860_softc *sc;
2968 struct ieee80211com *ic;
2969 struct ifnet *ifp;
2970 struct ieee80211vap *vap;
2971 struct rt2860_softc_vap *rvap;
2972 struct rt2860_softc_node *rni;
2973 uint8_t wcid;
2974
2975 vap = arg;
2976 ic = vap->iv_ic;
2977 ifp = ic->ic_ifp;
2978 sc = ifp->if_softc;
2979 rvap = (struct rt2860_softc_vap *) vap;
2980 rni = (struct rt2860_softc_node *) ni;
2981
2982 /* only associated stations */
2983
2984 if ((ni->ni_vap == vap) && (rni->staid != 0))
2985 {
2986 wcid = rni->staid;
2987
2988 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2989 "%s: AMRR node: wcid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2990 device_get_nameunit(sc->dev),
2991 wcid, sc->amrr_node[wcid].txcnt, sc->amrr_node[wcid].success, sc->amrr_node[wcid].retrycnt);
2992
2993 rt2860_amrr_choose(ni, &sc->amrr_node[wcid]);
2994
2995 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2996 "%s:%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2997 device_get_nameunit(sc->dev),
2998 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2999 ni->ni_associd, ni->ni_txrate,
3000 (ni->ni_flags & IEEE80211_NODE_HT) ?
3001 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
3002 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
3003 }
3004 }
3005
3006 /*
3007 * rt2860_periodic
3008 */
3009 static void rt2860_periodic(void *arg)
3010 {
3011 struct rt2860_softc *sc;
3012
3013 sc = arg;
3014
3015 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
3016 "%s: periodic\n",
3017 device_get_nameunit(sc->dev));
3018
3019 taskqueue_enqueue(sc->taskqueue, &sc->periodic_task);
3020 }
3021
3022 /*
3023 * rt2860_tx_watchdog
3024 */
3025 static void rt2860_tx_watchdog(void *arg)
3026 {
3027 struct rt2860_softc *sc;
3028 struct ifnet *ifp;
3029
3030 sc = arg;
3031 ifp = sc->ifp;
3032
3033 if (sc->tx_timer == 0)
3034 return;
3035
3036 if (--sc->tx_timer == 0)
3037 {
3038 printf("%s: Tx watchdog timeout: resetting\n",
3039 device_get_nameunit(sc->dev));
3040
3041 rt2860_stop_locked(sc);
3042 rt2860_init_locked(sc);
3043
3044 ifp->if_oerrors++;
3045
3046 sc->tx_watchdog_timeouts++;
3047 }
3048
3049 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
3050 }
3051
3052 /*
3053 * rt2860_staid_alloc
3054 */
3055 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid)
3056 {
3057 int staid;
3058
3059 if ((aid > 0 && aid < RT2860_SOFTC_STAID_COUNT) && isclr(sc->staid_mask, aid))
3060 {
3061 staid = aid;
3062 }
3063 else
3064 {
3065 for (staid = 1; staid < RT2860_SOFTC_STAID_COUNT; staid++)
3066 {
3067 if (isclr(sc->staid_mask, staid))
3068 break;
3069 }
3070 }
3071
3072 setbit(sc->staid_mask, staid);
3073
3074 return staid;
3075 }
3076
3077 /*
3078 * rt2860_staid_delete
3079 */
3080 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid)
3081 {
3082 clrbit(sc->staid_mask, staid);
3083 }
3084
3085 /*
3086 * rt2860_asic_set_bssid
3087 */
3088 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
3089 const uint8_t *bssid)
3090 {
3091 uint32_t tmp;
3092
3093 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3094 "%s: set bssid: bssid=%s\n",
3095 device_get_nameunit(sc->dev),
3096 ether_sprintf(bssid));
3097
3098 tmp = bssid[0] | (bssid[1]) << 8 | (bssid[2] << 16) | (bssid[3] << 24);
3099
3100 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW0, tmp);
3101
3102 tmp = bssid[4] | (bssid[5] << 8);
3103
3104 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW1, tmp);
3105 }
3106
3107 /*
3108 * rt2860_asic_set_macaddr
3109 */
3110 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
3111 const uint8_t *addr)
3112 {
3113 uint32_t tmp;
3114
3115 tmp = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
3116
3117 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW0, tmp);
3118
3119 tmp = addr[4] | (addr[5] << 8);
3120
3121 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW1, tmp);
3122 }
3123
3124 /*
3125 * rt2860_asic_enable_tsf_sync
3126 */
3127 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc)
3128 {
3129 struct ifnet *ifp;
3130 struct ieee80211com *ic;
3131 struct ieee80211vap *vap;
3132 uint32_t tmp;
3133
3134 ifp = sc->ifp;
3135 ic = ifp->if_l2com;
3136 vap = TAILQ_FIRST(&ic->ic_vaps);
3137
3138 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3139 "%s: enabling TSF\n",
3140 device_get_nameunit(sc->dev));
3141
3142 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3143
3144 tmp &= ~0x1fffff;
3145 tmp |= vap->iv_bss->ni_intval * 16;
3146 tmp |= (RT2860_REG_TSF_TIMER_ENABLE | RT2860_REG_TBTT_TIMER_ENABLE);
3147
3148 if (vap->iv_opmode == IEEE80211_M_STA)
3149 {
3150 tmp |= (RT2860_REG_TSF_SYNC_MODE_STA << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3151 }
3152 else if (vap->iv_opmode == IEEE80211_M_IBSS)
3153 {
3154 tmp |= RT2860_REG_BCN_TX_ENABLE;
3155 tmp |= (RT2860_REG_TSF_SYNC_MODE_IBSS << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3156 }
3157 else if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3158 {
3159 tmp |= RT2860_REG_BCN_TX_ENABLE;
3160 tmp |= (RT2860_REG_TSF_SYNC_MODE_HOSTAP << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3161 }
3162
3163 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3164 }
3165
3166 /*
3167 * rt2860_asic_disable_tsf_sync
3168 */
3169 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc)
3170 {
3171 uint32_t tmp;
3172
3173 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3174 "%s: disabling TSF\n",
3175 device_get_nameunit(sc->dev));
3176
3177 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3178
3179 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3180 RT2860_REG_TSF_TIMER_ENABLE |
3181 RT2860_REG_TBTT_TIMER_ENABLE);
3182
3183 tmp &= ~(RT2860_REG_TSF_SYNC_MODE_MASK << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3184 tmp |= (RT2860_REG_TSF_SYNC_MODE_DISABLE << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3185
3186 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3187 }
3188
3189 /*
3190 * rt2860_asic_enable_mrr
3191 */
3192 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc)
3193 {
3194 #define CCK(mcs) (mcs)
3195 #define OFDM(mcs) ((1 << 3) | (mcs))
3196 #define HT(mcs) (mcs)
3197
3198 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG0,
3199 (OFDM(6) << 28) | /* 54 -> 48 */
3200 (OFDM(5) << 24) | /* 48 -> 36 */
3201 (OFDM(4) << 20) | /* 36 -> 24 */
3202 (OFDM(3) << 16) | /* 24 -> 18 */
3203 (OFDM(2) << 12) | /* 18 -> 12 */
3204 (OFDM(1) << 8) | /* 12 -> 9 */
3205 (OFDM(0) << 4) | /* 9 -> 6 */
3206 OFDM(0)); /* 6 -> 6 */
3207
3208 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG1,
3209 (CCK(2) << 12) | /* 11 -> 5.5 */
3210 (CCK(1) << 8) | /* 5.5 -> 2 */
3211 (CCK(0) << 4) | /* 2 -> 1 */
3212 CCK(0)); /* 1 -> 1 */
3213
3214 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG0,
3215 (HT(6) << 28) |
3216 (HT(5) << 24) |
3217 (HT(4) << 20) |
3218 (HT(3) << 16) |
3219 (HT(2) << 12) |
3220 (HT(1) << 8) |
3221 (HT(0) << 4) |
3222 HT(0));
3223
3224 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG1,
3225 (HT(14) << 28) |
3226 (HT(13) << 24) |
3227 (HT(12) << 20) |
3228 (HT(11) << 16) |
3229 (HT(10) << 12) |
3230 (HT(9) << 8) |
3231 (HT(8) << 4) |
3232 HT(7));
3233
3234 #undef HT
3235 #undef OFDM
3236 #undef CCK
3237 }
3238
3239 /*
3240 * rt2860_asic_set_txpreamble
3241 */
3242 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc)
3243 {
3244 struct ifnet *ifp;
3245 struct ieee80211com *ic;
3246 uint32_t tmp;
3247
3248 ifp = sc->ifp;
3249 ic = ifp->if_l2com;
3250
3251 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3252 "%s: %s short Tx preamble\n",
3253 device_get_nameunit(sc->dev),
3254 (ic->ic_flags & IEEE80211_F_SHPREAMBLE) ? "enabling" : "disabling");
3255
3256 tmp = rt2860_io_mac_read(sc, RT2860_REG_AUTO_RSP_CFG);
3257
3258 tmp &= ~RT2860_REG_CCK_SHORT_ENABLE;
3259
3260 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3261 tmp |= RT2860_REG_CCK_SHORT_ENABLE;
3262
3263 rt2860_io_mac_write(sc, RT2860_REG_AUTO_RSP_CFG, tmp);
3264 }
3265
3266 /*
3267 * rt2860_asic_set_basicrates
3268 */
3269 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc)
3270 {
3271 struct ifnet *ifp;
3272 struct ieee80211com *ic;
3273
3274 ifp = sc->ifp;
3275 ic = ifp->if_l2com;
3276
3277 if (ic->ic_curmode == IEEE80211_MODE_11B)
3278 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x3);
3279 else if (ic->ic_curmode == IEEE80211_MODE_11A)
3280 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x150);
3281 else
3282 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x15f);
3283 }
3284
3285 /*
3286 * rt2860_asic_update_rtsthreshold
3287 */
3288 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc)
3289 {
3290 struct ifnet *ifp;
3291 struct ieee80211com *ic;
3292 struct ieee80211vap *vap;
3293 uint32_t tmp;
3294 uint16_t threshold;
3295
3296 ifp = sc->ifp;
3297 ic = ifp->if_l2com;
3298 vap = TAILQ_FIRST(&ic->ic_vaps);
3299
3300 if (vap == NULL)
3301 threshold = IEEE80211_RTS_MAX;
3302 else if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
3303 threshold = 0x1000;
3304 else
3305 threshold = vap->iv_rtsthreshold;
3306
3307 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3308 "%s: updating RTS threshold: %d\n",
3309 device_get_nameunit(sc->dev), threshold);
3310
3311 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_RTS_CFG);
3312
3313 tmp &= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK << RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3314
3315 tmp |= ((threshold & RT2860_REG_TX_RTS_THRESHOLD_MASK) <<
3316 RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3317
3318 rt2860_io_mac_write(sc, RT2860_REG_TX_RTS_CFG, tmp);
3319 }
3320
3321 /*
3322 * rt2860_asic_update_txpower
3323 */
3324 static void rt2860_asic_update_txpower(struct rt2860_softc *sc)
3325 {
3326 struct ifnet *ifp;
3327 struct ieee80211com *ic;
3328 uint32_t *txpow_rate;
3329 int8_t delta;
3330 uint8_t val;
3331 uint32_t tmp;
3332 int i;
3333
3334 ifp = sc->ifp;
3335 ic = ifp->if_l2com;
3336
3337 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3338 "%s: updating Tx power: %d\n",
3339 device_get_nameunit(sc->dev), ic->ic_txpowlimit);
3340
3341 if (!IEEE80211_IS_CHAN_HT40(ic->ic_curchan))
3342 {
3343 txpow_rate = sc->txpow_rate_20mhz;
3344 }
3345 else
3346 {
3347 if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan))
3348 txpow_rate = sc->txpow_rate_40mhz_2ghz;
3349 else
3350 txpow_rate = sc->txpow_rate_40mhz_5ghz;
3351 }
3352
3353 delta = 0;
3354
3355 val = rt2860_io_bbp_read(sc, 1);
3356 val &= 0xfc;
3357
3358 if (ic->ic_txpowlimit > 90)
3359 {
3360 /* do nothing */
3361 }
3362 else if (ic->ic_txpowlimit > 60)
3363 {
3364 delta -= 1;
3365 }
3366 else if (ic->ic_txpowlimit > 30)
3367 {
3368 delta -= 3;
3369 }
3370 else if (ic->ic_txpowlimit > 15)
3371 {
3372 val |= 0x1;
3373 }
3374 else if (ic->ic_txpowlimit > 9)
3375 {
3376 val |= 0x1;
3377 delta -= 3;
3378 }
3379 else
3380 {
3381 val |= 0x2;
3382 }
3383
3384 rt2860_io_bbp_write(sc, 1, val);
3385
3386 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
3387 {
3388 if (txpow_rate[i] == 0xffffffff)
3389 continue;
3390
3391 tmp = rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate[i], delta);
3392
3393 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i), tmp);
3394 }
3395 }
3396
3397 /*
3398 * rt2860_asic_update_promisc
3399 */
3400 static void rt2860_asic_update_promisc(struct rt2860_softc *sc)
3401 {
3402 struct ifnet *ifp;
3403 uint32_t tmp;
3404
3405 ifp = sc->ifp;
3406
3407 printf("%s: %s promiscuous mode\n",
3408 device_get_nameunit(sc->dev),
3409 (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving");
3410
3411 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_FILTER_CFG);
3412
3413 tmp &= ~RT2860_REG_RX_FILTER_DROP_UC_NOME;
3414
3415 if (!(ifp->if_flags & IFF_PROMISC))
3416 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
3417
3418 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
3419 }
3420
3421 /*
3422 * rt2860_asic_updateprot
3423 */
3424 static void rt2860_asic_updateprot(struct rt2860_softc *sc)
3425 {
3426 struct ifnet *ifp;
3427 struct ieee80211com *ic;
3428 struct ieee80211vap *vap;
3429 uint32_t cck_prot, ofdm_prot, mm20_prot, mm40_prot, gf20_prot, gf40_prot;
3430 uint8_t htopmode;
3431 enum ieee80211_protmode htprotmode;
3432
3433 ifp = sc->ifp;
3434 ic = ifp->if_l2com;
3435 vap = TAILQ_FIRST(&ic->ic_vaps);
3436
3437 /* CCK frame protection */
3438
3439 cck_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3440 RT2860_REG_TXOP_ALLOW_ALL | RT2860_REG_PROT_CTRL_NONE;
3441
3442 /* set up protection frame phy mode and rate (MCS code) */
3443
3444 if (ic->ic_curmode == IEEE80211_MODE_11A)
3445 cck_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3446 (0 << RT2860_REG_PROT_MCS_SHIFT);
3447 else
3448 cck_prot |= ((RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3449 (3 << RT2860_REG_PROT_MCS_SHIFT));
3450
3451 rt2860_io_mac_write(sc, RT2860_REG_TX_CCK_PROT_CFG, cck_prot);
3452
3453 /* OFDM frame protection */
3454
3455 ofdm_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3456 RT2860_REG_TXOP_ALLOW_ALL;
3457
3458 if (ic->ic_flags & IEEE80211_F_USEPROT)
3459 {
3460 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3461 "%s: updating protection mode: b/g protection mode=%s\n",
3462 device_get_nameunit(sc->dev),
3463 (ic->ic_protmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3464 ((ic->ic_protmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3465
3466 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3467 ofdm_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3468 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3469 ofdm_prot |= RT2860_REG_PROT_CTRL_CTS;
3470 else
3471 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3472 }
3473 else
3474 {
3475 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3476 "%s: updating protection mode: b/g protection mode=%s\n",
3477 device_get_nameunit(sc->dev), "none");
3478
3479 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3480 }
3481
3482 rt2860_io_mac_write(sc, RT2860_REG_TX_OFDM_PROT_CFG, ofdm_prot);
3483
3484 /* HT frame protection */
3485
3486 if ((vap != NULL) && (vap->iv_opmode == IEEE80211_M_STA) && (vap->iv_state == IEEE80211_S_RUN))
3487 htopmode = vap->iv_bss->ni_htopmode;
3488 else
3489 htopmode = ic->ic_curhtprotmode;
3490
3491 htprotmode = ic->ic_htprotmode;
3492
3493 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3494
3495 if (sc->tx_ampdu_sessions > 0)
3496 {
3497 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3498 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3499 device_get_nameunit(sc->dev));
3500
3501 htopmode = IEEE80211_HTINFO_OPMODE_MIXED;
3502 htprotmode = IEEE80211_PROT_RTSCTS;
3503 }
3504
3505 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3506 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3507 device_get_nameunit(sc->dev),
3508 htopmode & IEEE80211_HTINFO_OPMODE,
3509 (htprotmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3510 ((htprotmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3511
3512 switch (htopmode & IEEE80211_HTINFO_OPMODE)
3513 {
3514 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3515 case IEEE80211_HTINFO_OPMODE_HT20PR:
3516 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3517 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3518 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3519 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3520 (4 << RT2860_REG_PROT_MCS_SHIFT);
3521
3522 gf20_prot = mm20_prot;
3523
3524 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL |
3525 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3526 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3527
3528 if (htprotmode == IEEE80211_PROT_RTSCTS)
3529 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3530 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3531 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3532 else
3533 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3534
3535 gf40_prot = mm40_prot;
3536 break;
3537
3538 /* IEEE80211_HTINFO_OPMODE_MIXED */
3539 case IEEE80211_HTINFO_OPMODE_MIXED:
3540 mm20_prot = RT2860_REG_PROT_NAV_SHORT |
3541 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3542 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20;
3543
3544 if (ic->ic_flags & IEEE80211_F_USEPROT)
3545 mm20_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3546 (3 << RT2860_REG_PROT_MCS_SHIFT);
3547 else
3548 mm20_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3549 (4 << RT2860_REG_PROT_MCS_SHIFT);
3550
3551 if (htprotmode == IEEE80211_PROT_RTSCTS)
3552 mm20_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3553 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3554 mm20_prot |= RT2860_REG_PROT_CTRL_CTS;
3555 else
3556 mm20_prot |= RT2860_REG_PROT_CTRL_NONE;
3557
3558 gf20_prot = mm20_prot;
3559
3560 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL;
3561
3562 if (ic->ic_flags & IEEE80211_F_USEPROT)
3563 mm40_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3564 (3 << RT2860_REG_PROT_MCS_SHIFT);
3565 else
3566 mm40_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3567 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3568
3569 if (htprotmode == IEEE80211_PROT_RTSCTS)
3570 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3571 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3572 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3573 else
3574 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3575
3576 gf40_prot = mm40_prot;
3577 break;
3578
3579 /*
3580 * IEEE80211_HTINFO_OPMODE_PURE
3581 * IEEE80211_HTINFO_OPMODE_PROTOPT
3582 */
3583 case IEEE80211_HTINFO_OPMODE_PURE:
3584 case IEEE80211_HTINFO_OPMODE_PROTOPT:
3585 default:
3586 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3587 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3588 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3589 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3590 (4 << RT2860_REG_PROT_MCS_SHIFT);
3591
3592 gf20_prot = mm20_prot;
3593
3594 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3595 RT2860_REG_TXOP_ALLOW_ALL |
3596 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3597 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3598
3599 gf40_prot = mm40_prot;
3600 break;
3601 }
3602
3603 rt2860_io_mac_write(sc, RT2860_REG_TX_MM20_PROT_CFG, mm20_prot);
3604 rt2860_io_mac_write(sc, RT2860_REG_TX_MM40_PROT_CFG, mm40_prot);
3605 rt2860_io_mac_write(sc, RT2860_REG_TX_GF20_PROT_CFG, gf20_prot);
3606 rt2860_io_mac_write(sc, RT2860_REG_TX_GF40_PROT_CFG, gf40_prot);
3607 }
3608
3609 /*
3610 * rt2860_asic_updateslot
3611 */
3612 static void rt2860_asic_updateslot(struct rt2860_softc *sc)
3613 {
3614 struct ifnet *ifp;
3615 struct ieee80211com *ic;
3616 struct ieee80211vap *vap;
3617 uint32_t tmp;
3618
3619 ifp = sc->ifp;
3620 ic = ifp->if_l2com;
3621 vap = TAILQ_FIRST(&ic->ic_vaps);
3622
3623 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3624 "%s: %s short slot time\n",
3625 device_get_nameunit(sc->dev),
3626 ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3627 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST))) ? "enabling" : "disabling");
3628
3629 tmp = rt2860_io_mac_read(sc, RT2860_REG_BKOFF_SLOT_CFG);
3630
3631 tmp &= ~0xff;
3632
3633 if ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3634 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST)))
3635 tmp |= IEEE80211_DUR_SHSLOT;
3636 else
3637 tmp |= IEEE80211_DUR_SLOT;
3638
3639 rt2860_io_mac_write(sc, RT2860_REG_BKOFF_SLOT_CFG, tmp);
3640 }
3641
3642 /*
3643 * rt2860_asic_wme_update
3644 */
3645 static void rt2860_asic_wme_update(struct rt2860_softc *sc)
3646 {
3647 struct ifnet *ifp;
3648 struct ieee80211com *ic;
3649 struct ieee80211_wme_state *wme;
3650 const struct wmeParams *wmep;
3651 int i;
3652
3653 ifp = sc->ifp;
3654 ic = ifp->if_l2com;
3655 wme = &ic->ic_wme;
3656 wmep = wme->wme_chanParams.cap_wmeParams;
3657
3658 RT2860_DPRINTF(sc, RT2860_DEBUG_WME,
3659 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3660 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3661 device_get_nameunit(sc->dev),
3662 wmep[WME_AC_VO].wmep_aifsn,
3663 wmep[WME_AC_VO].wmep_logcwmin, wmep[WME_AC_VO].wmep_logcwmax,
3664 wmep[WME_AC_VO].wmep_txopLimit,
3665 wmep[WME_AC_VI].wmep_aifsn,
3666 wmep[WME_AC_VI].wmep_logcwmin, wmep[WME_AC_VI].wmep_logcwmax,
3667 wmep[WME_AC_VI].wmep_txopLimit,
3668 wmep[WME_AC_BK].wmep_aifsn,
3669 wmep[WME_AC_BK].wmep_logcwmin, wmep[WME_AC_BK].wmep_logcwmax,
3670 wmep[WME_AC_BK].wmep_txopLimit,
3671 wmep[WME_AC_BE].wmep_aifsn,
3672 wmep[WME_AC_BE].wmep_logcwmin, wmep[WME_AC_BE].wmep_logcwmax,
3673 wmep[WME_AC_BE].wmep_txopLimit);
3674
3675 for (i = 0; i < WME_NUM_AC; i++)
3676 rt2860_io_mac_write(sc, RT2860_REG_TX_EDCA_AC_CFG(i),
3677 (wmep[i].wmep_logcwmax << 16) | (wmep[i].wmep_logcwmin << 12) |
3678 (wmep[i].wmep_aifsn << 8) | wmep[i].wmep_txopLimit);
3679
3680 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_AIFSN_CFG,
3681 (wmep[WME_AC_VO].wmep_aifsn << 12) | (wmep[WME_AC_VI].wmep_aifsn << 8) |
3682 (wmep[WME_AC_BK].wmep_aifsn << 4) | wmep[WME_AC_BE].wmep_aifsn);
3683
3684 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMIN_CFG,
3685 (wmep[WME_AC_VO].wmep_logcwmin << 12) | (wmep[WME_AC_VI].wmep_logcwmin << 8) |
3686 (wmep[WME_AC_BK].wmep_logcwmin << 4) | wmep[WME_AC_BE].wmep_logcwmin);
3687
3688 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMAX_CFG,
3689 (wmep[WME_AC_VO].wmep_logcwmax << 12) | (wmep[WME_AC_VI].wmep_logcwmax << 8) |
3690 (wmep[WME_AC_BK].wmep_logcwmax << 4) | wmep[WME_AC_BE].wmep_logcwmax);
3691
3692 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG,
3693 (wmep[WME_AC_BK].wmep_txopLimit << 16) | wmep[WME_AC_BE].wmep_txopLimit);
3694
3695 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
3696 (wmep[WME_AC_VO].wmep_txopLimit << 16) | wmep[WME_AC_VI].wmep_txopLimit);
3697 }
3698
3699 /*
3700 * rt2860_asic_update_beacon
3701 */
3702 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
3703 struct ieee80211vap *vap)
3704 {
3705 struct rt2860_softc_vap *rvap;
3706 struct mbuf *m;
3707 struct rt2860_txwi *txwi;
3708 uint32_t tmp;
3709
3710 rvap = (struct rt2860_softc_vap *) vap;
3711
3712 m = rvap->beacon_mbuf;
3713 txwi = &rvap->beacon_txwi;
3714
3715 /* disable temporarily TSF sync */
3716
3717 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3718
3719 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3720 RT2860_REG_TSF_TIMER_ENABLE |
3721 RT2860_REG_TBTT_TIMER_ENABLE);
3722
3723 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3724
3725 /* write Tx wireless info and beacon frame to on-chip memory */
3726
3727 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0),
3728 txwi, sizeof(struct rt2860_txwi));
3729
3730 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi),
3731 mtod(m, uint8_t *), m->m_pkthdr.len);
3732
3733 /* enable again TSF sync */
3734
3735 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3736
3737 tmp |= (RT2860_REG_BCN_TX_ENABLE |
3738 RT2860_REG_TSF_TIMER_ENABLE |
3739 RT2860_REG_TBTT_TIMER_ENABLE);
3740
3741 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3742 }
3743
3744 /*
3745 * rt2860_asic_clear_keytables
3746 */
3747 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc)
3748 {
3749 int i;
3750
3751 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3752
3753 for (i = 0; i < 256; i++)
3754 {
3755 rt2860_io_mac_write(sc, RT2860_REG_WCID(i), 0xffffffff);
3756 rt2860_io_mac_write(sc, RT2860_REG_WCID(i) + 4, 0x0000ffff);
3757 }
3758
3759 /* clear WCID attribute table (entries = 256, entry size = 4) */
3760
3761 rt2860_io_mac_set_region_4(sc, RT2860_REG_WCID_ATTR(0), 0, 256);
3762
3763 /* clear IV/EIV table (entries = 256, entry size = 8) */
3764
3765 rt2860_io_mac_set_region_4(sc, RT2860_REG_IVEIV(0), 0, 2 * 256);
3766
3767 /* clear pairwise key table (entries = 64, entry size = 32) */
3768
3769 rt2860_io_mac_set_region_4(sc, RT2860_REG_PKEY(0), 0, 8 * 64);
3770
3771 /* clear shared key table (entries = 32, entry size = 32) */
3772
3773 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3774
3775 /* clear shared key mode (entries = 32, entry size = 2) */
3776
3777 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY_MODE(0), 0, 16);
3778 }
3779
3780 /*
3781 * rt2860_beacon_alloc
3782 */
3783 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
3784 struct ieee80211vap *vap)
3785 {
3786 struct ieee80211com *ic;
3787 struct rt2860_softc_vap *rvap;
3788 const struct ieee80211_txparam *tp;
3789 struct mbuf *m;
3790 struct rt2860_txwi txwi;
3791 uint8_t rate, mcs;
3792
3793 ic = vap->iv_ic;
3794 rvap = (struct rt2860_softc_vap *) vap;
3795 tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)];
3796
3797 m = ieee80211_beacon_alloc(vap->iv_bss, &rvap->beacon_offsets);
3798 if (m == NULL)
3799 return ENOMEM;
3800
3801 rate = tp->mgmtrate;
3802 mcs = rt2860_rate2mcs(rate);
3803
3804 memset(&txwi, 0, sizeof(struct rt2860_txwi));
3805
3806 txwi.wcid = RT2860_WCID_RESERVED;
3807 txwi.pid_mpdu_len = ((htole16(m->m_pkthdr.len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3808 RT2860_TXWI_MPDU_LEN_SHIFT);
3809 txwi.txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3810 txwi.mpdu_density_flags |=
3811 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3812 txwi.bawin_size_xflags |=
3813 (RT2860_TXWI_XFLAGS_NSEQ << RT2860_TXWI_XFLAGS_SHIFT);
3814
3815 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
3816 {
3817 txwi.phymode_ifs_stbc_shortgi =
3818 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3819
3820 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3821 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3822 }
3823 else
3824 {
3825 txwi.phymode_ifs_stbc_shortgi =
3826 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3827 }
3828
3829 txwi.bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
3830 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3831
3832 if (rvap->beacon_mbuf != NULL)
3833 {
3834 m_free(rvap->beacon_mbuf);
3835 rvap->beacon_mbuf = NULL;
3836 }
3837
3838 rvap->beacon_mbuf = m;
3839 rvap->beacon_txwi = txwi;
3840
3841 return 0;
3842 }
3843
3844 /*
3845 * rt2860_rxrate
3846 */
3847 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi)
3848 {
3849 uint8_t mcs, phymode;
3850 uint8_t rate;
3851
3852 mcs = (rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK;
3853 phymode = (rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
3854 RT2860_RXWI_PHYMODE_MASK;
3855
3856 rate = 2;
3857
3858 switch (phymode)
3859 {
3860 case RT2860_RXWI_PHYMODE_CCK:
3861 switch (mcs & ~RT2860_RXWI_MCS_SHOTPRE)
3862 {
3863 case 0: rate = 2; break; /* 1 Mbps */
3864 case 1: rate = 4; break; /* 2 MBps */
3865 case 2: rate = 11; break; /* 5.5 Mbps */
3866 case 3: rate = 22; break; /* 11 Mbps */
3867 }
3868 break;
3869
3870 case RT2860_RXWI_PHYMODE_OFDM:
3871 switch (mcs)
3872 {
3873 case 0: rate = 12; break; /* 6 Mbps */
3874 case 1: rate = 18; break; /* 9 Mbps */
3875 case 2: rate = 24; break; /* 12 Mbps */
3876 case 3: rate = 36; break; /* 18 Mbps */
3877 case 4: rate = 48; break; /* 24 Mbps */
3878 case 5: rate = 72; break; /* 36 Mbps */
3879 case 6: rate = 96; break; /* 48 Mbps */
3880 case 7: rate = 108; break; /* 54 Mbps */
3881 }
3882 break;
3883
3884 case RT2860_RXWI_PHYMODE_HT_MIXED:
3885 case RT2860_RXWI_PHYMODE_HT_GF:
3886 break;
3887 }
3888
3889 return rate;
3890 }
3891
3892 /*
3893 * rt2860_maxrssi_rxpath
3894 */
3895 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
3896 const struct rt2860_rxwi *rxwi)
3897 {
3898 uint8_t rxpath;
3899
3900 rxpath = 0;
3901
3902 if (sc->nrxpath > 1)
3903 if (rxwi->rssi[1] > rxwi->rssi[rxpath])
3904 rxpath = 1;
3905
3906 if (sc->nrxpath > 2)
3907 if (rxwi->rssi[2] > rxwi->rssi[rxpath])
3908 rxpath = 2;
3909
3910 return rxpath;
3911 }
3912
3913 /*
3914 * rt2860_rssi2dbm
3915 */
3916 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
3917 uint8_t rssi, uint8_t rxpath)
3918 {
3919 struct ifnet *ifp;
3920 struct ieee80211com *ic;
3921 struct ieee80211_channel *c;
3922 int chan;
3923 int8_t rssi_off, lna_gain;
3924
3925 if (rssi == 0)
3926 return -99;
3927
3928 ifp = sc->ifp;
3929 ic = ifp->if_l2com;
3930 c = ic->ic_curchan;
3931 chan = ieee80211_chan2ieee(ic, c);
3932
3933 if (IEEE80211_IS_CHAN_5GHZ(c))
3934 {
3935 rssi_off = sc->rssi_off_5ghz[rxpath];
3936
3937 if (chan <= 64)
3938 lna_gain = sc->lna_gain[1];
3939 else if (chan <= 128)
3940 lna_gain = sc->lna_gain[2];
3941 else
3942 lna_gain = sc->lna_gain[3];
3943 }
3944 else
3945 {
3946 rssi_off = sc->rssi_off_2ghz[rxpath] - sc->lna_gain[0];
3947 lna_gain = sc->lna_gain[0];
3948 }
3949
3950 return (-12 - rssi_off - lna_gain - rssi);
3951 }
3952
3953 /*
3954 * rt2860_rate2mcs
3955 */
3956 static uint8_t rt2860_rate2mcs(uint8_t rate)
3957 {
3958 switch (rate)
3959 {
3960 /* CCK rates */
3961 case 2: return 0;
3962 case 4: return 1;
3963 case 11: return 2;
3964 case 22: return 3;
3965
3966 /* OFDM rates */
3967 case 12: return 0;
3968 case 18: return 1;
3969 case 24: return 2;
3970 case 36: return 3;
3971 case 48: return 4;
3972 case 72: return 5;
3973 case 96: return 6;
3974 case 108: return 7;
3975 }
3976
3977 return 0;
3978 }
3979
3980 /*
3981 * rt2860_tx_mgmt
3982 */
3983 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
3984 struct mbuf *m, struct ieee80211_node *ni, int qid)
3985 {
3986 struct ifnet *ifp;
3987 struct ieee80211com *ic;
3988 struct ieee80211vap *vap;
3989 const struct ieee80211_txparam *tp;
3990 struct rt2860_softc_node *rni;
3991 struct rt2860_softc_tx_ring *ring;
3992 struct rt2860_softc_tx_data *data;
3993 struct rt2860_txdesc *desc;
3994 struct rt2860_txwi *txwi;
3995 struct ieee80211_frame *wh;
3996 struct rt2860_softc_tx_radiotap_header *tap;
3997 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
3998 u_int hdrsize, hdrspace;
3999 uint8_t rate, stbc, shortgi, mcs, pid, qsel;
4000 uint16_t len, dmalen, mpdu_len, dur;
4001 int error, mimops, ndmasegs, ndescs, i, j;
4002
4003 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4004 ("%s: Tx MGMT: invalid qid=%d\n",
4005 device_get_nameunit(sc->dev), qid));
4006
4007 ifp = sc->ifp;
4008 ic = ifp->if_l2com;
4009 vap = ni->ni_vap;
4010 rni = (struct rt2860_softc_node *) ni;
4011 tp = ni->ni_txparms;
4012
4013 ring = &sc->tx_ring[qid];
4014 desc = &ring->desc[ring->desc_cur];
4015 data = &ring->data[ring->data_cur];
4016 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4017
4018 wh = mtod(m, struct ieee80211_frame *);
4019
4020 rate = tp->mgmtrate & IEEE80211_RATE_VAL;
4021
4022 /* fill Tx wireless info */
4023
4024 if (ni->ni_flags & IEEE80211_NODE_HT)
4025 mcs = rate;
4026 else
4027 mcs = rt2860_rate2mcs(rate);
4028
4029 /* calculate MPDU length without padding */
4030
4031 hdrsize = ieee80211_hdrsize(wh);
4032 hdrspace = ieee80211_hdrspace(ic, wh);
4033 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4034
4035 memset(txwi, 0, sizeof(struct rt2860_txwi));
4036
4037 /* management frames do not need encryption */
4038
4039 txwi->wcid = RT2860_WCID_RESERVED;
4040
4041 /* MIMO power save */
4042
4043 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4044 {
4045 if (mcs > 7)
4046 {
4047 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4048 {
4049 /* dynamic MIMO power save */
4050
4051 txwi->mpdu_density_flags |=
4052 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4053 }
4054 else
4055 {
4056 /* static MIMO power save */
4057
4058 mcs = 7;
4059 }
4060 }
4061
4062 mimops = 1;
4063 }
4064 else
4065 {
4066 mimops = 0;
4067 }
4068
4069 pid = mcs;
4070
4071 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4072 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4073 RT2860_TXWI_MPDU_LEN_SHIFT);
4074
4075 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4076 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4077
4078 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4079 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4080
4081 txwi->phymode_ifs_stbc_shortgi |=
4082 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4083 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4084
4085 if (ni->ni_flags & IEEE80211_NODE_HT)
4086 {
4087 txwi->phymode_ifs_stbc_shortgi |=
4088 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4089 }
4090 else
4091 {
4092 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4093 {
4094 txwi->phymode_ifs_stbc_shortgi |=
4095 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4096
4097 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4098 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4099 }
4100 else
4101 {
4102 txwi->phymode_ifs_stbc_shortgi |=
4103 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4104 }
4105 }
4106
4107 txwi->bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
4108 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4109
4110 txwi->txop = (RT2860_TXWI_TXOP_BACKOFF << RT2860_TXWI_TXOP_SHIFT);
4111
4112 /* skip ACKs for multicast frames */
4113
4114 if (!IEEE80211_IS_MULTICAST(wh->i_addr1))
4115 {
4116 txwi->bawin_size_xflags |=
4117 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4118
4119 if (ni->ni_flags & IEEE80211_NODE_HT)
4120 {
4121 /* preamble + plcp + signal extension + SIFS */
4122
4123 dur = 16 + 4 + 6 + 10;
4124 }
4125 else
4126 {
4127 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4128 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4129 }
4130
4131 *(uint16_t *) wh->i_dur = htole16(dur);
4132 }
4133
4134 /* ask MAC to insert timestamp into probe responses */
4135
4136 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4137 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4138 txwi->mpdu_density_flags |=
4139 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4140
4141 if (ieee80211_radiotap_active_vap(vap))
4142 {
4143 tap = &sc->txtap;
4144
4145 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4146 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4147 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4148 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4149 tap->chan_maxpow = 0;
4150
4151 if (ni->ni_flags & IEEE80211_NODE_HT)
4152 tap->rate = mcs | IEEE80211_RATE_MCS;
4153 else
4154 tap->rate = rate;
4155
4156 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4157 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4158
4159 if (shortgi)
4160 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4161
4162 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4163 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4164
4165 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4166 {
4167 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4168
4169 ieee80211_radiotap_tx(vap, m);
4170
4171 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4172 }
4173 else
4174 {
4175 ieee80211_radiotap_tx(vap, m);
4176 }
4177 }
4178
4179 /* copy and trim 802.11 header */
4180
4181 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4182 m_adj(m, hdrspace);
4183
4184 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4185 dma_seg, &ndmasegs, 0);
4186 if (error != 0)
4187 {
4188 /* too many fragments, linearize */
4189
4190 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4191 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4192 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4193
4194 m = m_defrag(m, M_DONTWAIT);
4195 if (m == NULL)
4196 return ENOMEM;
4197
4198 sc->tx_defrag_packets++;
4199
4200 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4201 dma_seg, &ndmasegs, 0);
4202 if (error != 0)
4203 {
4204 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4205 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4206 m_freem(m);
4207 return error;
4208 }
4209 }
4210
4211 if (m->m_pkthdr.len == 0)
4212 ndmasegs = 0;
4213
4214 /* determine how many Tx descs are required */
4215
4216 ndescs = 1 + ndmasegs / 2;
4217 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4218 {
4219 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4220 "%s: there are not enough Tx descs\n",
4221 device_get_nameunit(sc->dev));
4222
4223 sc->no_tx_desc_avail++;
4224
4225 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4226 m_freem(m);
4227 return EFBIG;
4228 }
4229
4230 data->m = m;
4231 data->ni = ni;
4232
4233 /* set up Tx descs */
4234
4235 /* first segment is Tx wireless info and 802.11 header */
4236
4237 len = sizeof(struct rt2860_txwi) + hdrsize;
4238
4239 /* align end on a 4-bytes boundary */
4240
4241 dmalen = (len + 3) & ~ 3;
4242
4243 memset((caddr_t) txwi + len, 0, dmalen - len);
4244
4245 qsel = RT2860_TXDESC_QSEL_EDCA;
4246
4247 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4248 desc->sdl0 = htole16(dmalen);
4249 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4250
4251 /* set up payload segments */
4252
4253 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4254 {
4255 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4256 desc->sdl1 = htole16(dma_seg[j].ds_len);
4257
4258 ring->desc_queued++;
4259 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4260
4261 j++;
4262
4263 desc = &ring->desc[ring->desc_cur];
4264
4265 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4266 desc->sdl0 = htole16(dma_seg[j].ds_len);
4267 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4268
4269 j++;
4270 }
4271
4272 /* finalize last payload segment */
4273
4274 if (i > 0)
4275 {
4276 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4277 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4278 }
4279 else
4280 {
4281 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4282 desc->sdl1 = 0;
4283 }
4284
4285 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4286 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4287 "stbc=%d, shortgi=%d, mcs=%d, mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4288 device_get_nameunit(sc->dev),
4289 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4290 stbc, shortgi, mcs, mimops, dmalen, ndmasegs,
4291 (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);
4292
4293 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4294 BUS_DMASYNC_PREWRITE);
4295 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4296 BUS_DMASYNC_PREWRITE);
4297 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4298 BUS_DMASYNC_PREWRITE);
4299
4300 ring->desc_queued++;
4301 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4302
4303 ring->data_queued++;
4304 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4305
4306 /* kick Tx */
4307
4308 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4309
4310 return 0;
4311 }
4312
4313 /*
4314 * rt2860_tx_data
4315 */
4316 static int rt2860_tx_data(struct rt2860_softc *sc,
4317 struct mbuf *m, struct ieee80211_node *ni, int qid)
4318 {
4319 struct ifnet *ifp;
4320 struct ieee80211com *ic;
4321 struct ieee80211vap *vap;
4322 const struct ieee80211_txparam *tp;
4323 struct rt2860_softc_node *rni;
4324 struct rt2860_softc_tx_ring *ring;
4325 struct rt2860_softc_tx_data *data;
4326 struct rt2860_txdesc *desc;
4327 struct rt2860_txwi *txwi;
4328 struct ieee80211_frame *wh;
4329 struct ieee80211_tx_ampdu *tx_ampdu;
4330 ieee80211_seq seqno;
4331 struct rt2860_softc_tx_radiotap_header *tap;
4332 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4333 u_int hdrsize, hdrspace;
4334 uint8_t type, rate, bw, stbc, shortgi, mcs, pid, wcid, mpdu_density, bawin_size, qsel;
4335 uint16_t qos, len, dmalen, mpdu_len, dur;
4336 int error, hasqos, ac, tid, ampdu, mimops, ndmasegs, ndescs, i, j;
4337
4338 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4339 ("%s: Tx data: invalid qid=%d\n",
4340 device_get_nameunit(sc->dev), qid));
4341
4342 ifp = sc->ifp;
4343 ic = ifp->if_l2com;
4344 vap = ni->ni_vap;
4345 rni = (struct rt2860_softc_node *) ni;
4346 tp = ni->ni_txparms;
4347
4348 ring = &sc->tx_ring[qid];
4349 desc = &ring->desc[ring->desc_cur];
4350 data = &ring->data[ring->data_cur];
4351 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4352
4353 wh = mtod(m, struct ieee80211_frame *);
4354
4355 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
4356
4357 hasqos = IEEE80211_QOS_HAS_SEQ(wh);
4358 if (hasqos)
4359 {
4360 if (IEEE80211_HAS_ADDR4(wh))
4361 qos = le16toh(*(const uint16_t *)
4362 (((struct ieee80211_qosframe_addr4 *) wh)->i_qos));
4363 else
4364 qos = le16toh(*(const uint16_t *)
4365 (((struct ieee80211_qosframe *) wh)->i_qos));
4366 }
4367 else
4368 {
4369 qos = 0;
4370 }
4371
4372 if (IEEE80211_IS_MULTICAST(wh->i_addr1))
4373 rate = tp->mcastrate;
4374 else if (m->m_flags & M_EAPOL)
4375 rate = tp->mgmtrate;
4376 else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
4377 rate = tp->ucastrate;
4378 else
4379 rate = ni->ni_txrate;
4380
4381 rate &= IEEE80211_RATE_VAL;
4382
4383 /* fill Tx wireless info */
4384
4385 if (ni->ni_flags & IEEE80211_NODE_HT)
4386 mcs = rate;
4387 else
4388 mcs = rt2860_rate2mcs(rate);
4389
4390 if (type == IEEE80211_FC0_TYPE_DATA)
4391 wcid = !IEEE80211_IS_MULTICAST(wh->i_addr1) ? rni->staid : RT2860_WCID_MCAST;
4392 else
4393 wcid = RT2860_WCID_RESERVED;
4394
4395 /* calculate MPDU length without padding */
4396
4397 hdrsize = ieee80211_hdrsize(wh);
4398 hdrspace = ieee80211_hdrspace(ic, wh);
4399 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4400
4401 memset(txwi, 0, sizeof(struct rt2860_txwi));
4402
4403 txwi->wcid = wcid;
4404
4405 /* MIMO power save */
4406
4407 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4408 {
4409 if (mcs > 7)
4410 {
4411 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4412 {
4413 /* dynamic MIMO power save */
4414
4415 txwi->mpdu_density_flags |=
4416 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4417 }
4418 else
4419 {
4420 /* static MIMO power save */
4421
4422 mcs = 7;
4423 }
4424 }
4425
4426 mimops = 1;
4427 }
4428 else
4429 {
4430 mimops = 0;
4431 }
4432
4433 pid = mcs;
4434
4435 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4436 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4437 RT2860_TXWI_MPDU_LEN_SHIFT);
4438
4439 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4440 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4441
4442 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4443 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4444
4445 txwi->phymode_ifs_stbc_shortgi |=
4446 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4447 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4448
4449 if (ni->ni_flags & IEEE80211_NODE_HT)
4450 {
4451 txwi->phymode_ifs_stbc_shortgi |=
4452 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4453 }
4454 else
4455 {
4456 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4457 {
4458 txwi->phymode_ifs_stbc_shortgi |=
4459 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4460
4461 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4462 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4463 }
4464 else
4465 {
4466 txwi->phymode_ifs_stbc_shortgi |=
4467 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4468 }
4469 }
4470
4471 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_chw == 40))
4472 bw = RT2860_TXWI_BW_40;
4473 else
4474 bw = RT2860_TXWI_BW_20;
4475
4476 txwi->bw_mcs = ((bw & RT2860_TXWI_BW_MASK) << RT2860_TXWI_BW_SHIFT) |
4477 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4478
4479 txwi->txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
4480
4481 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
4482 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != IEEE80211_QOS_ACKPOLICY_NOACK))
4483 {
4484 txwi->bawin_size_xflags |=
4485 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4486
4487 if (ni->ni_flags & IEEE80211_NODE_HT)
4488 {
4489 /* preamble + plcp + signal extension + SIFS */
4490
4491 dur = 16 + 4 + 6 + 10;
4492 }
4493 else
4494 {
4495 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4496 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4497 }
4498
4499 *(uint16_t *) wh->i_dur = htole16(dur);
4500 }
4501
4502 /* check for A-MPDU */
4503
4504 if (m->m_flags & M_AMPDU_MPDU)
4505 {
4506 ac = M_WME_GETAC(m);
4507 tid = WME_AC_TO_TID(ac);
4508 tx_ampdu = &ni->ni_tx_ampdu[ac];
4509
4510 mpdu_density = RT2860_MS(ni->ni_htparam, IEEE80211_HTCAP_MPDUDENSITY);
4511 bawin_size = tx_ampdu->txa_wnd;
4512
4513 txwi->mpdu_density_flags |=
4514 ((mpdu_density & RT2860_TXWI_MPDU_DENSITY_MASK) << RT2860_TXWI_MPDU_DENSITY_SHIFT) |
4515 (RT2860_TXWI_FLAGS_AMPDU << RT2860_TXWI_FLAGS_SHIFT);
4516
4517 txwi->bawin_size_xflags |=
4518 ((bawin_size & RT2860_TXWI_BAWIN_SIZE_MASK) << RT2860_TXWI_BAWIN_SIZE_SHIFT);
4519
4520 seqno = ni->ni_txseqs[tid]++;
4521
4522 *(uint16_t *) &wh->i_seq[0] = htole16(seqno << IEEE80211_SEQ_SEQ_SHIFT);
4523
4524 ampdu = 1;
4525 }
4526 else
4527 {
4528 ampdu = 0;
4529 }
4530
4531 /* ask MAC to insert timestamp into probe responses */
4532
4533 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4534 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4535 txwi->mpdu_density_flags |=
4536 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4537
4538 if (ieee80211_radiotap_active_vap(vap))
4539 {
4540 tap = &sc->txtap;
4541
4542 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4543 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4544 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4545 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4546 tap->chan_maxpow = 0;
4547
4548 if (ni->ni_flags & IEEE80211_NODE_HT)
4549 tap->rate = mcs | IEEE80211_RATE_MCS;
4550 else
4551 tap->rate = rate;
4552
4553 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4554 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4555
4556 if (shortgi)
4557 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4558
4559 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4560 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4561
4562 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4563 {
4564 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4565
4566 ieee80211_radiotap_tx(vap, m);
4567
4568 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4569 }
4570 else
4571 {
4572 ieee80211_radiotap_tx(vap, m);
4573 }
4574 }
4575
4576 /* copy and trim 802.11 header */
4577
4578 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4579 m_adj(m, hdrspace);
4580
4581 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4582 dma_seg, &ndmasegs, 0);
4583 if (error != 0)
4584 {
4585 /* too many fragments, linearize */
4586
4587 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4588 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4589 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4590
4591 m = m_defrag(m, M_DONTWAIT);
4592 if (m == NULL)
4593 return ENOMEM;
4594
4595 sc->tx_defrag_packets++;
4596
4597 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4598 dma_seg, &ndmasegs, 0);
4599 if (error != 0)
4600 {
4601 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4602 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4603 m_freem(m);
4604 return error;
4605 }
4606 }
4607
4608 if (m->m_pkthdr.len == 0)
4609 ndmasegs = 0;
4610
4611 /* determine how many Tx descs are required */
4612
4613 ndescs = 1 + ndmasegs / 2;
4614 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4615 {
4616 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4617 "%s: there are not enough Tx descs\n",
4618 device_get_nameunit(sc->dev));
4619
4620 sc->no_tx_desc_avail++;
4621
4622 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4623 m_freem(m);
4624 return EFBIG;
4625 }
4626
4627 data->m = m;
4628 data->ni = ni;
4629
4630 /* set up Tx descs */
4631
4632 /* first segment is Tx wireless info and 802.11 header */
4633
4634 len = sizeof(struct rt2860_txwi) + hdrsize;
4635
4636 /* align end on a 4-bytes boundary */
4637
4638 dmalen = (len + 3) & ~ 3;
4639
4640 memset((caddr_t) txwi + len, 0, dmalen - len);
4641
4642 qsel = RT2860_TXDESC_QSEL_EDCA;
4643
4644 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4645 desc->sdl0 = htole16(dmalen);
4646 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4647
4648 /* set up payload segments */
4649
4650 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4651 {
4652 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4653 desc->sdl1 = htole16(dma_seg[j].ds_len);
4654
4655 ring->desc_queued++;
4656 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4657
4658 j++;
4659
4660 desc = &ring->desc[ring->desc_cur];
4661
4662 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4663 desc->sdl0 = htole16(dma_seg[j].ds_len);
4664 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4665
4666 j++;
4667 }
4668
4669 /* finalize last payload segment */
4670
4671 if (i > 0)
4672 {
4673 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4674 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4675 }
4676 else
4677 {
4678 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4679 desc->sdl1 = 0;
4680 }
4681
4682 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4683 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4684 "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",
4685 device_get_nameunit(sc->dev),
4686 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4687 bw, stbc, shortgi, mcs, wcid, ampdu, mimops, dmalen, ndmasegs,
4688 (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);
4689
4690 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4691 BUS_DMASYNC_PREWRITE);
4692 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4693 BUS_DMASYNC_PREWRITE);
4694 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4695 BUS_DMASYNC_PREWRITE);
4696
4697 ring->desc_queued++;
4698 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4699
4700 ring->data_queued++;
4701 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4702
4703 /* kick Tx */
4704
4705 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4706
4707 return 0;
4708 }
4709
4710 /*
4711 * rt2860_tx_raw
4712 */
4713 static int rt2860_tx_raw(struct rt2860_softc *sc,
4714 struct mbuf *m, struct ieee80211_node *ni,
4715 const struct ieee80211_bpf_params *params)
4716 {
4717 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4718 "%s: Tx raw\n",
4719 device_get_nameunit(sc->dev));
4720
4721 return 0;
4722 }
4723
4724 /*
4725 * rt2860_intr
4726 */
4727 static void rt2860_intr(void *arg)
4728 {
4729 struct rt2860_softc *sc;
4730 struct ifnet *ifp;
4731 uint32_t status;
4732
4733 sc = arg;
4734 ifp = sc->ifp;
4735
4736 /* acknowledge interrupts */
4737
4738 status = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_INT_STATUS);
4739 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, status);
4740
4741 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4742 "%s: interrupt: status = 0x%08x\n",
4743 device_get_nameunit(sc->dev), status);
4744
4745 if (status == 0xffffffff || /* device likely went away */
4746 status == 0) /* not for us */
4747 return;
4748
4749 sc->interrupts++;
4750
4751 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4752 return;
4753
4754 if (status & RT2860_REG_INT_TX_COHERENT)
4755 rt2860_tx_coherent_intr(sc);
4756
4757 if (status & RT2860_REG_INT_RX_COHERENT)
4758 rt2860_rx_coherent_intr(sc);
4759
4760 if (status & RT2860_REG_INT_TXRX_COHERENT)
4761 rt2860_txrx_coherent_intr(sc);
4762
4763 if (status & RT2860_REG_INT_FIFO_STA_FULL)
4764 rt2860_fifo_sta_full_intr(sc);
4765
4766 if (status & RT2860_REG_INT_TX_MGMT_DONE)
4767 rt2860_tx_intr(sc, 5);
4768
4769 if (status & RT2860_REG_INT_RX_DONE)
4770 rt2860_rx_intr(sc);
4771
4772 if (status & RT2860_REG_INT_RX_DELAY_DONE)
4773 rt2860_rx_delay_intr(sc);
4774
4775 if (status & RT2860_REG_INT_TX_HCCA_DONE)
4776 rt2860_tx_intr(sc, 4);
4777
4778 if (status & RT2860_REG_INT_TX_AC3_DONE)
4779 rt2860_tx_intr(sc, 3);
4780
4781 if (status & RT2860_REG_INT_TX_AC2_DONE)
4782 rt2860_tx_intr(sc, 2);
4783
4784 if (status & RT2860_REG_INT_TX_AC1_DONE)
4785 rt2860_tx_intr(sc, 1);
4786
4787 if (status & RT2860_REG_INT_TX_AC0_DONE)
4788 rt2860_tx_intr(sc, 0);
4789
4790 if (status & RT2860_REG_INT_TX_DELAY_DONE)
4791 rt2860_tx_delay_intr(sc);
4792
4793 if (status & RT2860_REG_INT_PRE_TBTT)
4794 rt2860_pre_tbtt_intr(sc);
4795
4796 if (status & RT2860_REG_INT_TBTT)
4797 rt2860_tbtt_intr(sc);
4798
4799 if (status & RT2860_REG_INT_MCU_CMD)
4800 rt2860_mcu_cmd_intr(sc);
4801
4802 if (status & RT2860_REG_INT_AUTO_WAKEUP)
4803 rt2860_auto_wakeup_intr(sc);
4804
4805 if (status & RT2860_REG_INT_GP_TIMER)
4806 rt2860_gp_timer_intr(sc);
4807 }
4808
4809 /*
4810 * rt2860_tx_coherent_intr
4811 */
4812 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc)
4813 {
4814 uint32_t tmp;
4815 int i;
4816
4817 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4818 "%s: Tx coherent interrupt\n",
4819 device_get_nameunit(sc->dev));
4820
4821 sc->tx_coherent_interrupts++;
4822
4823 /* restart DMA engine */
4824
4825 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4826
4827 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4828 RT2860_REG_RX_DMA_ENABLE |
4829 RT2860_REG_TX_DMA_ENABLE);
4830
4831 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4832
4833 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4834
4835 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4836 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4837
4838 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4839 {
4840 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4841 sc->tx_ring[i].desc_phys_addr);
4842 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4843 RT2860_SOFTC_TX_RING_DESC_COUNT);
4844 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4845 }
4846
4847 /* init Rx ring */
4848
4849 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4850
4851 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4852 sc->rx_ring.desc_phys_addr);
4853 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4854 RT2860_SOFTC_RX_RING_DATA_COUNT);
4855 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4856 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4857
4858 rt2860_txrx_enable(sc);
4859 }
4860
4861 /*
4862 * rt2860_rx_coherent_intr
4863 */
4864 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc)
4865 {
4866 uint32_t tmp;
4867 int i;
4868
4869 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4870 "%s: Rx coherent interrupt\n",
4871 device_get_nameunit(sc->dev));
4872
4873 sc->rx_coherent_interrupts++;
4874
4875 /* restart DMA engine */
4876
4877 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4878
4879 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4880 RT2860_REG_RX_DMA_ENABLE |
4881 RT2860_REG_TX_DMA_ENABLE);
4882
4883 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4884
4885 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4886
4887 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4888 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4889
4890 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4891 {
4892 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4893 sc->tx_ring[i].desc_phys_addr);
4894 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4895 RT2860_SOFTC_TX_RING_DESC_COUNT);
4896 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4897 }
4898
4899 /* init Rx ring */
4900
4901 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4902
4903 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4904 sc->rx_ring.desc_phys_addr);
4905 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4906 RT2860_SOFTC_RX_RING_DATA_COUNT);
4907 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4908 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4909
4910 rt2860_txrx_enable(sc);
4911 }
4912
4913 /*
4914 * rt2860_txrx_coherent_intr
4915 */
4916 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc)
4917 {
4918 uint32_t tmp;
4919 int i;
4920
4921 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4922 "%s: Tx/Rx coherent interrupt\n",
4923 device_get_nameunit(sc->dev));
4924
4925 sc->txrx_coherent_interrupts++;
4926
4927 /* restart DMA engine */
4928
4929 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4930
4931 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4932 RT2860_REG_RX_DMA_ENABLE |
4933 RT2860_REG_TX_DMA_ENABLE);
4934
4935 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4936
4937 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4938
4939 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4940 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4941
4942 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4943 {
4944 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4945 sc->tx_ring[i].desc_phys_addr);
4946 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4947 RT2860_SOFTC_TX_RING_DESC_COUNT);
4948 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4949 }
4950
4951 /* init Rx ring */
4952
4953 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4954
4955 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4956 sc->rx_ring.desc_phys_addr);
4957 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4958 RT2860_SOFTC_RX_RING_DATA_COUNT);
4959 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4960 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4961
4962 rt2860_txrx_enable(sc);
4963 }
4964
4965 /*
4966 * rt2860_fifo_sta_full_intr
4967 */
4968 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc)
4969 {
4970 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4971 "%s: FIFO statistic full interrupt\n",
4972 device_get_nameunit(sc->dev));
4973
4974 sc->fifo_sta_full_interrupts++;
4975
4976 RT2860_SOFTC_LOCK(sc);
4977
4978 if (!(sc->intr_disable_mask & RT2860_REG_INT_FIFO_STA_FULL))
4979 {
4980 rt2860_intr_disable(sc, RT2860_REG_INT_FIFO_STA_FULL);
4981
4982 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
4983 }
4984
4985 sc->intr_pending_mask |= RT2860_REG_INT_FIFO_STA_FULL;
4986
4987 RT2860_SOFTC_UNLOCK(sc);
4988 }
4989
4990 /*
4991 * rt2860_rx_intr
4992 */
4993 static void rt2860_rx_intr(struct rt2860_softc *sc)
4994 {
4995 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4996 "%s: Rx interrupt\n",
4997 device_get_nameunit(sc->dev));
4998
4999 sc->rx_interrupts++;
5000
5001 RT2860_SOFTC_LOCK(sc);
5002
5003 if (!(sc->intr_disable_mask & RT2860_REG_INT_RX_DONE))
5004 {
5005 rt2860_intr_disable(sc, RT2860_REG_INT_RX_DONE);
5006
5007 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5008 }
5009
5010 sc->intr_pending_mask |= RT2860_REG_INT_RX_DONE;
5011
5012 RT2860_SOFTC_UNLOCK(sc);
5013 }
5014
5015 /*
5016 * rt2860_rx_delay_intr
5017 */
5018 static void rt2860_rx_delay_intr(struct rt2860_softc *sc)
5019 {
5020 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5021 "%s: Rx delay interrupt\n",
5022 device_get_nameunit(sc->dev));
5023
5024 sc->rx_delay_interrupts++;
5025 }
5026
5027 /*
5028 * rt2860_tx_intr
5029 */
5030 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid)
5031 {
5032 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
5033 ("%s: Tx interrupt: invalid qid=%d\n",
5034 device_get_nameunit(sc->dev), qid));
5035
5036 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5037 "%s: Tx interrupt: qid=%d\n",
5038 device_get_nameunit(sc->dev), qid);
5039
5040 sc->tx_interrupts[qid]++;
5041
5042 RT2860_SOFTC_LOCK(sc);
5043
5044 if (!(sc->intr_disable_mask & (RT2860_REG_INT_TX_AC0_DONE << qid)))
5045 {
5046 rt2860_intr_disable(sc, (RT2860_REG_INT_TX_AC0_DONE << qid));
5047
5048 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5049 }
5050
5051 sc->intr_pending_mask |= (RT2860_REG_INT_TX_AC0_DONE << qid);
5052
5053 RT2860_SOFTC_UNLOCK(sc);
5054 }
5055
5056 /*
5057 * rt2860_tx_delay_intr
5058 */
5059 static void rt2860_tx_delay_intr(struct rt2860_softc *sc)
5060 {
5061 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5062 "%s: Tx delay interrupt\n",
5063 device_get_nameunit(sc->dev));
5064
5065 sc->tx_delay_interrupts++;
5066 }
5067
5068 /*
5069 * rt2860_pre_tbtt_intr
5070 */
5071 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc)
5072 {
5073 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5074 "%s: Pre-TBTT interrupt\n",
5075 device_get_nameunit(sc->dev));
5076
5077 sc->pre_tbtt_interrupts++;
5078 }
5079
5080 /*
5081 * rt2860_tbtt_intr
5082 */
5083 static void rt2860_tbtt_intr(struct rt2860_softc *sc)
5084 {
5085 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5086 "%s: TBTT interrupt\n",
5087 device_get_nameunit(sc->dev));
5088
5089 sc->tbtt_interrupts++;
5090 }
5091
5092 /*
5093 * rt2860_mcu_cmd_intr
5094 */
5095 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc)
5096 {
5097 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5098 "%s: MCU command interrupt\n",
5099 device_get_nameunit(sc->dev));
5100
5101 sc->mcu_cmd_interrupts++;
5102 }
5103
5104 /*
5105 * rt2860_auto_wakeup_intr
5106 */
5107 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc)
5108 {
5109 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5110 "%s: auto wakeup interrupt\n",
5111 device_get_nameunit(sc->dev));
5112
5113 sc->auto_wakeup_interrupts++;
5114 }
5115
5116 /*
5117 * rt2860_gp_timer_intr
5118 */
5119 static void rt2860_gp_timer_intr(struct rt2860_softc *sc)
5120 {
5121 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5122 "%s: GP timer interrupt\n",
5123 device_get_nameunit(sc->dev));
5124
5125 sc->gp_timer_interrupts++;
5126 }
5127
5128 /*
5129 * rt2860_rx_done_task
5130 */
5131 static void rt2860_rx_done_task(void *context, int pending)
5132 {
5133 struct rt2860_softc *sc;
5134 struct ifnet *ifp;
5135 int again;
5136
5137 sc = context;
5138 ifp = sc->ifp;
5139
5140 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5141 "%s: Rx done task\n",
5142 device_get_nameunit(sc->dev));
5143
5144 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5145 return;
5146
5147 sc->intr_pending_mask &= ~RT2860_REG_INT_RX_DONE;
5148
5149 again = rt2860_rx_eof(sc, sc->rx_process_limit);
5150
5151 RT2860_SOFTC_LOCK(sc);
5152
5153 if ((sc->intr_pending_mask & RT2860_REG_INT_RX_DONE) || again)
5154 {
5155 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5156 "%s: Rx done task: scheduling again\n",
5157 device_get_nameunit(sc->dev));
5158
5159 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5160 }
5161 else
5162 {
5163 rt2860_intr_enable(sc, RT2860_REG_INT_RX_DONE);
5164 }
5165
5166 RT2860_SOFTC_UNLOCK(sc);
5167 }
5168
5169 /*
5170 * rt2860_tx_done_task
5171 */
5172 static void rt2860_tx_done_task(void *context, int pending)
5173 {
5174 struct rt2860_softc *sc;
5175 struct ifnet *ifp;
5176 uint32_t intr_mask;
5177 int i;
5178
5179 sc = context;
5180 ifp = sc->ifp;
5181
5182 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5183 "%s: Tx done task\n",
5184 device_get_nameunit(sc->dev));
5185
5186 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5187 return;
5188
5189 for (i = RT2860_SOFTC_TX_RING_COUNT - 1; i >= 0; i--)
5190 {
5191 if (sc->intr_pending_mask & (RT2860_REG_INT_TX_AC0_DONE << i))
5192 {
5193 sc->intr_pending_mask &= ~(RT2860_REG_INT_TX_AC0_DONE << i);
5194
5195 rt2860_tx_eof(sc, &sc->tx_ring[i]);
5196 }
5197 }
5198
5199 sc->tx_timer = 0;
5200
5201 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
5202
5203 intr_mask = (RT2860_REG_INT_TX_MGMT_DONE |
5204 RT2860_REG_INT_TX_HCCA_DONE |
5205 RT2860_REG_INT_TX_AC3_DONE |
5206 RT2860_REG_INT_TX_AC2_DONE |
5207 RT2860_REG_INT_TX_AC1_DONE |
5208 RT2860_REG_INT_TX_AC0_DONE);
5209
5210 RT2860_SOFTC_LOCK(sc);
5211
5212 rt2860_intr_enable(sc, ~sc->intr_pending_mask &
5213 (sc->intr_disable_mask & intr_mask));
5214
5215 if (sc->intr_pending_mask & intr_mask)
5216 {
5217 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5218 "%s: Tx done task: scheduling again\n",
5219 device_get_nameunit(sc->dev));
5220
5221 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5222 }
5223
5224 RT2860_SOFTC_UNLOCK(sc);
5225 }
5226
5227 /*
5228 * rt2860_fifo_sta_full_task
5229 */
5230 static void rt2860_fifo_sta_full_task(void *context, int pending)
5231 {
5232 struct rt2860_softc *sc;
5233 struct ifnet *ifp;
5234
5235 sc = context;
5236 ifp = sc->ifp;
5237
5238 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5239 "%s: FIFO statistic full task\n",
5240 device_get_nameunit(sc->dev));
5241
5242 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5243 return;
5244
5245 sc->intr_pending_mask &= ~RT2860_REG_INT_FIFO_STA_FULL;
5246
5247 rt2860_drain_fifo_stats(sc);
5248
5249 RT2860_SOFTC_LOCK(sc);
5250
5251 if (sc->intr_pending_mask & RT2860_REG_INT_FIFO_STA_FULL)
5252 {
5253 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5254 "%s: FIFO statistic full task: scheduling again\n",
5255 device_get_nameunit(sc->dev));
5256
5257 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
5258 }
5259 else
5260 {
5261 rt2860_intr_enable(sc, RT2860_REG_INT_FIFO_STA_FULL);
5262 }
5263
5264 RT2860_SOFTC_UNLOCK(sc);
5265 }
5266
5267 /*
5268 * rt2860_periodic_task
5269 */
5270 static void rt2860_periodic_task(void *context, int pending)
5271 {
5272 struct rt2860_softc *sc;
5273 struct ifnet *ifp;
5274 struct ieee80211com *ic;
5275 struct ieee80211vap *vap;
5276
5277 sc = context;
5278 ifp = sc->ifp;
5279 ic = ifp->if_l2com;
5280 vap = TAILQ_FIRST(&ic->ic_vaps);
5281
5282 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
5283 "%s: periodic task: round=%lu\n",
5284 device_get_nameunit(sc->dev), sc->periodic_round);
5285
5286 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5287 return;
5288
5289 RT2860_SOFTC_LOCK(sc);
5290
5291 sc->periodic_round++;
5292
5293 rt2860_update_stats(sc);
5294
5295 if ((sc->periodic_round % 10) == 0)
5296 {
5297 rt2860_bbp_tuning(sc);
5298
5299 rt2860_update_raw_counters(sc);
5300
5301 rt2860_watchdog(sc);
5302
5303 if (vap != NULL && vap->iv_opmode != IEEE80211_M_MONITOR && vap->iv_state == IEEE80211_S_RUN)
5304 {
5305 if (vap->iv_opmode == IEEE80211_M_STA)
5306 rt2860_amrr_update_iter_func(vap, vap->iv_bss);
5307 else
5308 ieee80211_iterate_nodes(&ic->ic_sta, rt2860_amrr_update_iter_func, vap);
5309 }
5310 }
5311
5312 RT2860_SOFTC_UNLOCK(sc);
5313
5314 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
5315 }
5316
5317 /*
5318 * rt2860_rx_eof
5319 */
5320 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit)
5321 {
5322 struct ifnet *ifp;
5323 struct ieee80211com *ic;
5324 struct ieee80211_frame *wh;
5325 struct ieee80211_node *ni;
5326 struct rt2860_softc_node *rni;
5327 struct rt2860_softc_rx_radiotap_header *tap;
5328 struct rt2860_softc_rx_ring *ring;
5329 struct rt2860_rxdesc *desc;
5330 struct rt2860_softc_rx_data *data;
5331 struct rt2860_rxwi *rxwi;
5332 struct mbuf *m, *mnew;
5333 bus_dma_segment_t segs[1];
5334 bus_dmamap_t dma_map;
5335 uint32_t index, desc_flags;
5336 uint8_t cipher_err, rssi, ant, phymode, bw, shortgi, mcs, keyidx;
5337 int8_t rssi_dbm;
5338 int error, nsegs, len, ampdu, amsdu, rssi_dbm_rel, nframes, i;
5339
5340 ifp = sc->ifp;
5341 ic = ifp->if_l2com;
5342 ring = &sc->rx_ring;
5343
5344 nframes = 0;
5345
5346 while (limit != 0)
5347 {
5348 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_RX_DRX_IDX);
5349 if (ring->cur == index)
5350 break;
5351
5352 desc = &ring->desc[ring->cur];
5353 desc_flags = le32toh(desc->flags);
5354 data = &ring->data[ring->cur];
5355
5356 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5357 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5358
5359 if (!(desc->sdl0 & htole16(RT2860_RXDESC_SDL0_DDONE)))
5360 break;
5361
5362 nframes++;
5363
5364 mnew = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
5365 if (mnew == NULL)
5366 {
5367 sc->rx_mbuf_alloc_errors++;
5368 ifp->if_ierrors++;
5369 goto skip;
5370 }
5371
5372 mnew->m_len = mnew->m_pkthdr.len = MJUMPAGESIZE;
5373
5374 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, ring->spare_dma_map,
5375 mnew, segs, &nsegs, BUS_DMA_NOWAIT);
5376 if (error != 0)
5377 {
5378 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5379 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5380 device_get_nameunit(sc->dev), error, nsegs);
5381
5382 m_freem(mnew);
5383
5384 sc->rx_mbuf_dmamap_errors++;
5385 ifp->if_ierrors++;
5386
5387 goto skip;
5388 }
5389
5390 KASSERT(nsegs == 1, ("%s: too many DMA segments",
5391 device_get_nameunit(sc->dev)));
5392
5393 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5394 BUS_DMASYNC_POSTREAD);
5395 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5396
5397 dma_map = data->dma_map;
5398 data->dma_map = ring->spare_dma_map;
5399 ring->spare_dma_map = dma_map;
5400
5401 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5402 BUS_DMASYNC_PREREAD);
5403
5404 m = data->m;
5405
5406 data->m = mnew;
5407 desc->sdp0 = htole32(segs[0].ds_addr);
5408
5409 /* get Rx wireless info */
5410
5411 rxwi = mtod(m, struct rt2860_rxwi *);
5412 len = (le16toh(rxwi->tid_size) >> RT2860_RXWI_SIZE_SHIFT) &
5413 RT2860_RXWI_SIZE_MASK;
5414
5415 /* check for L2 padding between IEEE 802.11 frame header and body */
5416
5417 if (desc_flags & RT2860_RXDESC_FLAGS_L2PAD)
5418 {
5419 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5420 "%s: L2 padding: len=%d\n",
5421 device_get_nameunit(sc->dev), len);
5422
5423 len += 2;
5424 }
5425
5426 m->m_pkthdr.rcvif = ifp;
5427 m->m_data = (caddr_t) (rxwi + 1);
5428 m->m_pkthdr.len = m->m_len = len;
5429
5430 /* check for crc errors */
5431
5432 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5433 {
5434 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5435 "%s: rxdesc: crc error\n",
5436 device_get_nameunit(sc->dev));
5437
5438 ifp->if_ierrors++;
5439
5440 if (!(ifp->if_flags & IFF_PROMISC))
5441 {
5442 m_freem(m);
5443 goto skip;
5444 }
5445 }
5446
5447 wh = (struct ieee80211_frame *) (rxwi + 1);
5448
5449 /* check for cipher errors */
5450
5451 if (desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED)
5452 {
5453 cipher_err = ((desc_flags >> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT) &
5454 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK);
5455 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE)
5456 {
5457 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5458 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
5459
5460 m->m_flags |= M_WEP;
5461
5462 sc->rx_cipher_no_errors++;
5463 }
5464 else
5465 {
5466 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5467 "%s: rxdesc: cipher error=0x%02x\n",
5468 device_get_nameunit(sc->dev), cipher_err);
5469
5470 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_ICV)
5471 sc->rx_cipher_icv_errors++;
5472 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC)
5473 sc->rx_cipher_mic_errors++;
5474 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_INVALID_KEY)
5475 sc->rx_cipher_invalid_key_errors++;
5476
5477 if ((cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC) &&
5478 (desc_flags & RT2860_RXDESC_FLAGS_MYBSS))
5479 {
5480 ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) wh);
5481 if (ni != NULL)
5482 {
5483 keyidx = (rxwi->udf_bssidx_keyidx >> RT2860_RXWI_KEYIDX_SHIFT) &
5484 RT2860_RXWI_KEYIDX_MASK;
5485
5486 ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx);
5487
5488 ieee80211_free_node(ni);
5489 }
5490 }
5491
5492 ifp->if_ierrors++;
5493
5494 if (!(ifp->if_flags & IFF_PROMISC))
5495 {
5496 m_free(m);
5497 goto skip;
5498 }
5499 }
5500 }
5501 else
5502 {
5503 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5504 {
5505 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5506 "%s: rxdesc: not decrypted but protected flag set\n",
5507 device_get_nameunit(sc->dev));
5508
5509 ifp->if_ierrors++;
5510
5511 if (!(ifp->if_flags & IFF_PROMISC))
5512 {
5513 m_free(m);
5514 goto skip;
5515 }
5516 }
5517 }
5518
5519 /* check for A-MPDU */
5520
5521 if (desc_flags & RT2860_RXDESC_FLAGS_AMPDU)
5522 {
5523 m->m_flags |= M_AMPDU;
5524
5525 sc->rx_ampdu++;
5526
5527 ampdu = 1;
5528 }
5529 else
5530 {
5531 ampdu = 0;
5532 }
5533
5534 /* check for A-MSDU */
5535
5536 if (desc_flags & RT2860_RXDESC_FLAGS_AMSDU)
5537 {
5538 sc->rx_amsdu++;
5539
5540 amsdu = 1;
5541 }
5542 else
5543 {
5544 amsdu = 0;
5545 }
5546
5547 ant = rt2860_maxrssi_rxpath(sc, rxwi);
5548 rssi = rxwi->rssi[ant];
5549 rssi_dbm = rt2860_rssi2dbm(sc, rssi, ant);
5550 phymode = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
5551 RT2860_RXWI_PHYMODE_MASK);
5552 bw = ((rxwi->bw_mcs >> RT2860_RXWI_BW_SHIFT) & RT2860_RXWI_BW_MASK);
5553 shortgi = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_SHORTGI_SHIFT) &
5554 RT2860_RXWI_SHORTGI_MASK);
5555 mcs = ((rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK);
5556
5557 if (ieee80211_radiotap_active(ic))
5558 {
5559 tap = &sc->rxtap;
5560
5561 tap->flags = (desc_flags & RT2860_RXDESC_FLAGS_L2PAD) ? IEEE80211_RADIOTAP_F_DATAPAD : 0;
5562 tap->dbm_antsignal = rssi_dbm;
5563 tap->dbm_antnoise = RT2860_NOISE_FLOOR;
5564 tap->antenna = ant;
5565 tap->antsignal = rssi;
5566 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
5567 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
5568 tap->chan_ieee = ic->ic_curchan->ic_ieee;
5569 tap->chan_maxpow = 0;
5570
5571 if (phymode == RT2860_TXWI_PHYMODE_HT_MIXED || phymode == RT2860_TXWI_PHYMODE_HT_GF)
5572 tap->rate = mcs | IEEE80211_RATE_MCS;
5573 else
5574 tap->rate = rt2860_rxrate(rxwi);
5575
5576 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5577 tap->flags |= IEEE80211_RADIOTAP_F_BADFCS;
5578
5579 if (desc_flags & RT2860_RXDESC_FLAGS_FRAG)
5580 tap->flags |= IEEE80211_RADIOTAP_F_FRAG;
5581
5582 if (rxwi->bw_mcs & RT2860_RXWI_MCS_SHOTPRE)
5583 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
5584
5585 if ((desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED) ||
5586 (wh->i_fc[1] & IEEE80211_FC1_WEP))
5587 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
5588
5589 if (shortgi)
5590 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
5591 }
5592
5593 /*
5594 * net80211 assumes that RSSI data are in the range [-127..127] and
5595 * in .5 dBm units relative to the current noise floor
5596 */
5597
5598 rssi_dbm_rel = (rssi_dbm - RT2860_NOISE_FLOOR) * 2;
5599 if (rssi_dbm_rel > 127)
5600 rssi_dbm_rel = 127;
5601
5602 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5603 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
5604 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
5605 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5606 device_get_nameunit(sc->dev),
5607 len, phymode, bw, shortgi, mcs,
5608 ant, rxwi->rssi[0], rxwi->rssi[1], rxwi->rssi[2],
5609 rxwi->snr[0], rxwi->snr[1],
5610 rxwi->wcid, ampdu, amsdu, rssi_dbm, rssi_dbm_rel);
5611
5612 ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *) wh);
5613 if (ni != NULL)
5614 {
5615 rni = (struct rt2860_softc_node *) ni;
5616
5617 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
5618 {
5619 rni->last_rssi[i] = rxwi->rssi[i];
5620 rni->last_rssi_dbm[i] = rt2860_rssi2dbm(sc, rxwi->rssi[i], i);
5621 }
5622
5623 ieee80211_input(ni, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5624 ieee80211_free_node(ni);
5625 }
5626 else
5627 {
5628 ieee80211_input_all(ic, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5629 }
5630
5631 skip:
5632
5633 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
5634
5635 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5636 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5637
5638 ring->cur = (ring->cur + 1) % RT2860_SOFTC_RX_RING_DATA_COUNT;
5639
5640 limit--;
5641 }
5642
5643 if (ring->cur == 0)
5644 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5645 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5646 else
5647 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5648 ring->cur - 1);
5649
5650 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5651 "%s: Rx eof: nframes=%d\n",
5652 device_get_nameunit(sc->dev), nframes);
5653
5654 sc->rx_packets += nframes;
5655
5656 return (limit == 0);
5657 }
5658
5659 /*
5660 * rt2860_tx_eof
5661 */
5662 static void rt2860_tx_eof(struct rt2860_softc *sc,
5663 struct rt2860_softc_tx_ring *ring)
5664 {
5665 struct ifnet *ifp;
5666 struct rt2860_txdesc *desc;
5667 struct rt2860_softc_tx_data *data;
5668 uint32_t index;
5669 int ndescs, nframes;
5670
5671 ifp = sc->ifp;
5672
5673 ndescs = 0;
5674 nframes = 0;
5675
5676 for (;;)
5677 {
5678 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_TX_DTX_IDX(ring->qid));
5679 if (ring->desc_next == index)
5680 break;
5681
5682 ndescs++;
5683
5684 rt2860_drain_fifo_stats(sc);
5685
5686 desc = &ring->desc[ring->desc_next];
5687
5688 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5689 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5690
5691 if (desc->sdl0 & htole16(RT2860_TXDESC_SDL0_LASTSEG) ||
5692 desc->sdl1 & htole16(RT2860_TXDESC_SDL1_LASTSEG))
5693 {
5694 nframes++;
5695
5696 data = &ring->data[ring->data_next];
5697
5698 if (data->m->m_flags & M_TXCB)
5699 ieee80211_process_callback(data->ni, data->m, 0);
5700
5701 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5702 BUS_DMASYNC_POSTWRITE);
5703 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5704
5705 m_freem(data->m);
5706
5707 ieee80211_free_node(data->ni);
5708
5709 data->m = NULL;
5710 data->ni = NULL;
5711
5712 ifp->if_opackets++;
5713
5714 RT2860_SOFTC_LOCK(sc);
5715
5716 ring->data_queued--;
5717 ring->data_next = (ring->data_next + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
5718
5719 RT2860_SOFTC_UNLOCK(sc);
5720 }
5721
5722 desc->sdl0 &= ~htole16(RT2860_TXDESC_SDL0_DDONE);
5723
5724 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5725 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5726
5727 RT2860_SOFTC_LOCK(sc);
5728
5729 ring->desc_queued--;
5730 ring->desc_next = (ring->desc_next + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
5731
5732 RT2860_SOFTC_UNLOCK(sc);
5733 }
5734
5735 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5736 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5737 device_get_nameunit(sc->dev), ring->qid, ndescs, nframes);
5738 }
5739
5740 /*
5741 * rt2860_update_stats
5742 */
5743 static void rt2860_update_stats(struct rt2860_softc *sc)
5744 {
5745 struct ifnet *ifp;
5746 struct ieee80211com *ic;
5747 struct ieee80211vap *vap;
5748 struct ieee80211_node *ni;
5749 struct rt2860_softc_node *rni;
5750 uint32_t stacnt[3];
5751 int beacons, noretryok, retryok, failed, underflows, zerolen;
5752 uint8_t wcid;
5753
5754 ifp = sc->ifp;
5755 ic = ifp->if_l2com;
5756 vap = TAILQ_FIRST(&ic->ic_vaps);
5757
5758 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5759 "%s: update statistic\n",
5760 device_get_nameunit(sc->dev));
5761
5762 rt2860_drain_fifo_stats(sc);
5763
5764 /* read and clear Tx statistic registers */
5765
5766 rt2860_io_mac_read_multi(sc, RT2860_REG_TX_STA_CNT0,
5767 stacnt, sizeof(stacnt));
5768
5769 stacnt[0] = le32toh(stacnt[0]);
5770 stacnt[1] = le32toh(stacnt[1]);
5771 stacnt[2] = le32toh(stacnt[2]);
5772
5773 beacons = stacnt[0] >> 16;
5774 noretryok = stacnt[1] & 0xffff;
5775 retryok = stacnt[1] >> 16;
5776 failed = stacnt[0] & 0xffff;
5777 underflows = stacnt[2] >> 16;
5778 zerolen = stacnt[2] & 0xffff;
5779
5780 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5781 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5782 device_get_nameunit(sc->dev),
5783 beacons, noretryok, retryok, failed, underflows, zerolen);
5784
5785 ifp->if_oerrors += failed;
5786
5787 sc->tx_beacons += beacons;
5788 sc->tx_noretryok += noretryok;
5789 sc->tx_retryok += retryok;
5790 sc->tx_failed += failed;
5791 sc->tx_underflows += underflows;
5792 sc->tx_zerolen += zerolen;
5793
5794 if (vap != NULL && vap->iv_opmode == IEEE80211_M_STA && vap->iv_state == IEEE80211_S_RUN)
5795 {
5796 ni = vap->iv_bss;
5797 rni = (struct rt2860_softc_node *) ni;
5798 wcid = rni->staid;
5799
5800 rt2860_amrr_tx_update(&sc->amrr_node[wcid],
5801 noretryok + retryok + failed, noretryok + retryok, retryok + failed);
5802 }
5803 }
5804
5805 /*
5806 * rt2860_bbp_tuning
5807 */
5808 static void rt2860_bbp_tuning(struct rt2860_softc *sc)
5809 {
5810 struct ifnet *ifp;
5811 struct ieee80211com *ic;
5812 struct ieee80211vap *vap;
5813 struct ieee80211_node *ni;
5814 int chan, group;
5815 int8_t rssi, old, new;
5816
5817 /* RT2860C does not support BBP tuning */
5818
5819 if (sc->mac_rev == 0x28600100)
5820 return;
5821
5822 ifp = sc->ifp;
5823 ic = ifp->if_l2com;
5824 vap = TAILQ_FIRST(&ic->ic_vaps);
5825
5826 if ((ic->ic_flags & IEEE80211_F_SCAN) || vap == NULL ||
5827 vap->iv_opmode != IEEE80211_M_STA || vap->iv_state != IEEE80211_S_RUN)
5828 return;
5829
5830 ni = vap->iv_bss;
5831
5832 chan = ieee80211_chan2ieee(ic, ni->ni_chan);
5833
5834 if (chan <= 14)
5835 group = 0;
5836 else if (chan <= 64)
5837 group = 1;
5838 else if (chan <= 128)
5839 group = 2;
5840 else
5841 group = 3;
5842
5843 rssi = ieee80211_getrssi(vap);
5844
5845 if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan))
5846 {
5847 new = 0x2e + sc->lna_gain[group];
5848 }
5849 else
5850 {
5851 if (!IEEE80211_IS_CHAN_HT40(ni->ni_chan))
5852 new = 0x32 + sc->lna_gain[group] * 5 / 3;
5853 else
5854 new = 0x3a + sc->lna_gain[group] * 5 / 3;
5855 }
5856
5857 /* Tune if absolute average RSSI is greater than -80 */
5858
5859 if (rssi > 30)
5860 new += 0x10;
5861
5862 old = rt2860_io_bbp_read(sc, 66);
5863
5864 if (old != new)
5865 rt2860_io_bbp_write(sc, 66, new);
5866 }
5867
5868 /*
5869 * rt2860_watchdog
5870 */
5871 static void rt2860_watchdog(struct rt2860_softc *sc)
5872 {
5873 uint32_t tmp;
5874 int ntries;
5875
5876 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5877
5878 RT2860_DPRINTF(sc, RT2860_DEBUG_WATCHDOG,
5879 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5880 device_get_nameunit(sc->dev), tmp);
5881
5882 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) != 0)
5883 {
5884 sc->tx_queue_not_empty[0]++;
5885
5886 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40012);
5887
5888 for (ntries = 0; ntries < 10; ntries++)
5889 {
5890 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5891 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) == 0)
5892 break;
5893
5894 DELAY(1);
5895 }
5896
5897 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5898 }
5899
5900 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) != 0)
5901 {
5902 sc->tx_queue_not_empty[1]++;
5903
5904 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf4000a);
5905
5906 for (ntries = 0; ntries < 10; ntries++)
5907 {
5908 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5909 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) == 0)
5910 break;
5911
5912 DELAY(1);
5913 }
5914
5915 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5916 }
5917 }
5918
5919 /*
5920 * rt2860_drain_fifo_stats
5921 */
5922 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc)
5923 {
5924 struct ifnet *ifp;
5925 uint32_t stats;
5926 uint8_t wcid, mcs, pid;
5927 int ok, agg, retrycnt;
5928
5929 ifp = sc->ifp;
5930
5931 /* drain Tx status FIFO (maxsize = 16) */
5932
5933 while ((stats = rt2860_io_mac_read(sc, RT2860_REG_TX_STA_FIFO)) &
5934 RT2860_REG_TX_STA_FIFO_VALID)
5935 {
5936 wcid = (stats >> RT2860_REG_TX_STA_FIFO_WCID_SHIFT) &
5937 RT2860_REG_TX_STA_FIFO_WCID_MASK;
5938
5939 /* if no ACK was requested, no feedback is available */
5940
5941 if (!(stats & RT2860_REG_TX_STA_FIFO_ACK_REQ) || wcid == RT2860_WCID_RESERVED)
5942 continue;
5943
5944 /* update AMRR statistic */
5945
5946 ok = (stats & RT2860_REG_TX_STA_FIFO_TX_OK) ? 1 : 0;
5947 agg = (stats & RT2860_REG_TX_STA_FIFO_AGG) ? 1 : 0;
5948 mcs = (stats >> RT2860_REG_TX_STA_FIFO_MCS_SHIFT) &
5949 RT2860_REG_TX_STA_FIFO_MCS_MASK;
5950 pid = (stats >> RT2860_REG_TX_STA_FIFO_PID_SHIFT) &
5951 RT2860_REG_TX_STA_FIFO_PID_MASK;
5952 retrycnt = pid - mcs;
5953
5954 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5955 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5956 device_get_nameunit(sc->dev),
5957 wcid, ok, agg, mcs, pid, retrycnt);
5958
5959 rt2860_amrr_tx_complete(&sc->amrr_node[wcid], ok, retrycnt);
5960
5961 if (!ok)
5962 ifp->if_oerrors++;
5963 }
5964 }
5965
5966 /*
5967 * rt2860_update_raw_counters
5968 */
5969 static void rt2860_update_raw_counters(struct rt2860_softc *sc)
5970 {
5971 uint32_t tmp;
5972
5973 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT);
5974
5975 sc->tx_nonagg += tmp & 0xffff;
5976 sc->tx_agg += tmp >> 16;
5977
5978 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT0);
5979
5980 sc->tx_ampdu += (tmp & 0xffff) / 1 + (tmp >> 16) / 2;
5981
5982 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT1);
5983
5984 sc->tx_ampdu += (tmp & 0xffff) / 3 + (tmp >> 16) / 4;
5985
5986 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT2);
5987
5988 sc->tx_ampdu += (tmp & 0xffff) / 5 + (tmp >> 16) / 6;
5989
5990 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT3);
5991
5992 sc->tx_ampdu += (tmp & 0xffff) / 7 + (tmp >> 16) / 8;
5993
5994 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT4);
5995
5996 sc->tx_ampdu += (tmp & 0xffff) / 9 + (tmp >> 16) / 10;
5997
5998 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT5);
5999
6000 sc->tx_ampdu += (tmp & 0xffff) / 11 + (tmp >> 16) / 12;
6001
6002 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT6);
6003
6004 sc->tx_ampdu += (tmp & 0xffff) / 13 + (tmp >> 16) / 14;
6005
6006 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT7);
6007
6008 sc->tx_ampdu += (tmp & 0xffff) / 15 + (tmp >> 16) / 16;
6009
6010 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT0);
6011
6012 sc->rx_crc_errors += tmp & 0xffff;
6013 sc->rx_phy_errors += tmp >> 16;
6014
6015 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT1);
6016
6017 sc->rx_false_ccas += tmp & 0xffff;
6018 sc->rx_plcp_errors += tmp >> 16;
6019
6020 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT2);
6021
6022 sc->rx_dup_packets += tmp & 0xffff;
6023 sc->rx_fifo_overflows += tmp >> 16;
6024
6025 tmp = rt2860_io_mac_read(sc, RT2860_REG_TXRX_MPDU_DEN_CNT);
6026
6027 sc->tx_mpdu_zero_density += tmp & 0xffff;
6028 sc->rx_mpdu_zero_density += tmp >> 16;
6029 }
6030
6031 /*
6032 * rt2860_intr_enable
6033 */
6034 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask)
6035 {
6036 uint32_t tmp;
6037
6038 sc->intr_disable_mask &= ~intr_mask;
6039
6040 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6041
6042 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6043 }
6044
6045 /*
6046 * rt2860_intr_disable
6047 */
6048 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask)
6049 {
6050 uint32_t tmp;
6051
6052 sc->intr_disable_mask |= intr_mask;
6053
6054 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6055
6056 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6057 }
6058
6059 /*
6060 * rt2860_txrx_enable
6061 */
6062 static int rt2860_txrx_enable(struct rt2860_softc *sc)
6063 {
6064 struct ieee80211com *ic;
6065 struct ifnet *ifp;
6066 uint32_t tmp;
6067 int ntries;
6068
6069 ifp = sc->ifp;
6070 ic = ifp->if_l2com;
6071
6072 /* enable Tx/Rx DMA engine */
6073
6074 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, RT2860_REG_TX_ENABLE);
6075
6076 for (ntries = 0; ntries < 200; ntries++)
6077 {
6078 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
6079 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
6080 break;
6081
6082 DELAY(1000);
6083 }
6084
6085 if (ntries == 200)
6086 {
6087 printf("%s: timeout waiting for DMA engine\n",
6088 device_get_nameunit(sc->dev));
6089 return -1;
6090 }
6091
6092 DELAY(50);
6093
6094 tmp |= RT2860_REG_TX_WB_DDONE |
6095 RT2860_REG_RX_DMA_ENABLE |
6096 RT2860_REG_TX_DMA_ENABLE |
6097 (RT2860_REG_WPDMA_BT_SIZE64 << RT2860_REG_WPDMA_BT_SIZE_SHIFT);
6098
6099 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
6100
6101 /* set Rx filter */
6102
6103 tmp = RT2860_REG_RX_FILTER_DROP_CRC_ERR |
6104 RT2860_REG_RX_FILTER_DROP_PHY_ERR;
6105
6106 if (ic->ic_opmode != IEEE80211_M_MONITOR)
6107 {
6108 tmp |= RT2860_REG_RX_FILTER_DROP_DUPL |
6109 RT2860_REG_RX_FILTER_DROP_CTS |
6110 RT2860_REG_RX_FILTER_DROP_BA |
6111 RT2860_REG_RX_FILTER_DROP_ACK |
6112 RT2860_REG_RX_FILTER_DROP_VER_ERR |
6113 RT2860_REG_RX_FILTER_DROP_CTRL_RSV |
6114 RT2860_REG_RX_FILTER_DROP_CFACK |
6115 RT2860_REG_RX_FILTER_DROP_CFEND;
6116
6117 if (ic->ic_opmode == IEEE80211_M_STA)
6118 tmp |= RT2860_REG_RX_FILTER_DROP_RTS |
6119 RT2860_REG_RX_FILTER_DROP_PSPOLL;
6120
6121 if (!(ifp->if_flags & IFF_PROMISC))
6122 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
6123 }
6124
6125 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
6126
6127 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
6128 RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
6129
6130 return 0;
6131 }
6132
6133 /*
6134 * rt2860_alloc_rx_ring
6135 */
6136 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
6137 struct rt2860_softc_rx_ring *ring)
6138 {
6139 struct rt2860_rxdesc *desc;
6140 struct rt2860_softc_rx_data *data;
6141 bus_dma_segment_t segs[1];
6142 int i, nsegs, error;
6143
6144 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6145 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6146 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc), 1,
6147 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6148 0, NULL, NULL, &ring->desc_dma_tag);
6149 if (error != 0)
6150 {
6151 printf("%s: could not create Rx desc DMA tag\n",
6152 device_get_nameunit(sc->dev));
6153 goto fail;
6154 }
6155
6156 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6157 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6158 if (error != 0)
6159 {
6160 printf("%s: could not allocate Rx desc DMA memory\n",
6161 device_get_nameunit(sc->dev));
6162 goto fail;
6163 }
6164
6165 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6166 ring->desc,
6167 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6168 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6169 if (error != 0)
6170 {
6171 printf("%s: could not load Rx desc DMA map\n",
6172 device_get_nameunit(sc->dev));
6173 goto fail;
6174 }
6175
6176 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6177 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6178 MJUMPAGESIZE, 1, MJUMPAGESIZE, 0, NULL, NULL,
6179 &ring->data_dma_tag);
6180 if (error != 0)
6181 {
6182 printf("%s: could not create Rx data DMA tag\n",
6183 device_get_nameunit(sc->dev));
6184 goto fail;
6185 }
6186
6187 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6188 {
6189 desc = &ring->desc[i];
6190 data = &ring->data[i];
6191
6192 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6193 if (error != 0)
6194 {
6195 printf("%s: could not create Rx data DMA map\n",
6196 device_get_nameunit(sc->dev));
6197 goto fail;
6198 }
6199
6200 data->m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
6201 if (data->m == NULL)
6202 {
6203 printf("%s: could not allocate Rx mbuf\n",
6204 device_get_nameunit(sc->dev));
6205 error = ENOMEM;
6206 goto fail;
6207 }
6208
6209 data->m->m_len = data->m->m_pkthdr.len = MJUMPAGESIZE;
6210
6211 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map,
6212 data->m, segs, &nsegs, BUS_DMA_NOWAIT);
6213 if (error != 0)
6214 {
6215 printf("%s: could not load Rx mbuf DMA map\n",
6216 device_get_nameunit(sc->dev));
6217 goto fail;
6218 }
6219
6220 KASSERT(nsegs == 1, ("%s: too many DMA segments",
6221 device_get_nameunit(sc->dev)));
6222
6223 desc->sdp0 = htole32(segs[0].ds_addr);
6224 desc->sdl0 = htole16(MJUMPAGESIZE);
6225 }
6226
6227 error = bus_dmamap_create(ring->data_dma_tag, 0, &ring->spare_dma_map);
6228 if (error != 0)
6229 {
6230 printf("%s: could not create Rx spare DMA map\n",
6231 device_get_nameunit(sc->dev));
6232 goto fail;
6233 }
6234
6235 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6236 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6237
6238 return 0;
6239
6240 fail:
6241
6242 rt2860_free_rx_ring(sc, ring);
6243
6244 return error;
6245 }
6246
6247 /*
6248 * rt2860_reset_rx_ring
6249 */
6250 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
6251 struct rt2860_softc_rx_ring *ring)
6252 {
6253 struct rt2860_rxdesc *desc;
6254 int i;
6255
6256 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6257 {
6258 desc = &ring->desc[i];
6259
6260 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
6261 }
6262
6263 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6264 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6265
6266 ring->cur = 0;
6267 }
6268
6269 /*
6270 * rt2860_free_rx_ring
6271 */
6272 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
6273 struct rt2860_softc_rx_ring *ring)
6274 {
6275 struct rt2860_softc_rx_data *data;
6276 int i;
6277
6278 if (ring->desc != NULL)
6279 {
6280 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6281 BUS_DMASYNC_POSTWRITE);
6282 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6283 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6284 ring->desc_dma_map);
6285 }
6286
6287 if (ring->desc_dma_tag != NULL)
6288 bus_dma_tag_destroy(ring->desc_dma_tag);
6289
6290 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6291 {
6292 data = &ring->data[i];
6293
6294 if (data->m != NULL)
6295 {
6296 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6297 BUS_DMASYNC_POSTREAD);
6298 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6299 m_freem(data->m);
6300 }
6301
6302 if (data->dma_map != NULL)
6303 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6304 }
6305
6306 if (ring->spare_dma_map != NULL)
6307 bus_dmamap_destroy(ring->data_dma_tag, ring->spare_dma_map);
6308
6309 if (ring->data_dma_tag != NULL)
6310 bus_dma_tag_destroy(ring->data_dma_tag);
6311 }
6312
6313 /*
6314 * rt2860_alloc_tx_ring
6315 */
6316 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
6317 struct rt2860_softc_tx_ring *ring, int qid)
6318 {
6319 struct rt2860_softc_tx_data *data;
6320 int error, i;
6321
6322 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6323 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6324 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc), 1,
6325 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6326 0, NULL, NULL, &ring->desc_dma_tag);
6327 if (error != 0)
6328 {
6329 printf("%s: could not create Tx desc DMA tag\n",
6330 device_get_nameunit(sc->dev));
6331 goto fail;
6332 }
6333
6334 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6335 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6336 if (error != 0)
6337 {
6338 printf("%s: could not allocate Tx desc DMA memory\n",
6339 device_get_nameunit(sc->dev));
6340 goto fail;
6341 }
6342
6343 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6344 ring->desc,
6345 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6346 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6347 if (error != 0)
6348 {
6349 printf("%s: could not load Tx desc DMA map\n",
6350 device_get_nameunit(sc->dev));
6351 goto fail;
6352 }
6353
6354 ring->desc_queued = 0;
6355 ring->desc_cur = 0;
6356 ring->desc_next = 0;
6357
6358 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6359 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6360 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE, 1,
6361 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6362 0, NULL, NULL, &ring->seg0_dma_tag);
6363 if (error != 0)
6364 {
6365 printf("%s: could not create Tx seg0 DMA tag\n",
6366 device_get_nameunit(sc->dev));
6367 goto fail;
6368 }
6369
6370 error = bus_dmamem_alloc(ring->seg0_dma_tag, (void **) &ring->seg0,
6371 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->seg0_dma_map);
6372 if (error != 0)
6373 {
6374 printf("%s: could not allocate Tx seg0 DMA memory\n",
6375 device_get_nameunit(sc->dev));
6376 goto fail;
6377 }
6378
6379 error = bus_dmamap_load(ring->seg0_dma_tag, ring->seg0_dma_map,
6380 ring->seg0,
6381 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6382 rt2860_dma_map_addr, &ring->seg0_phys_addr, 0);
6383 if (error != 0)
6384 {
6385 printf("%s: could not load Tx seg0 DMA map\n",
6386 device_get_nameunit(sc->dev));
6387 goto fail;
6388 }
6389
6390 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6391 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6392 MJUMPAGESIZE, RT2860_SOFTC_MAX_SCATTER, MJUMPAGESIZE, 0, NULL, NULL,
6393 &ring->data_dma_tag);
6394 if (error != 0)
6395 {
6396 printf("%s: could not create Tx data DMA tag\n",
6397 device_get_nameunit(sc->dev));
6398 goto fail;
6399 }
6400
6401 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6402 {
6403 data = &ring->data[i];
6404
6405 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6406 if (error != 0)
6407 {
6408 printf("%s: could not create Tx data DMA map\n",
6409 device_get_nameunit(sc->dev));
6410 goto fail;
6411 }
6412 }
6413
6414 ring->data_queued = 0;
6415 ring->data_cur = 0;
6416 ring->data_next = 0;
6417
6418 ring->qid = qid;
6419
6420 return 0;
6421
6422 fail:
6423
6424 rt2860_free_tx_ring(sc, ring);
6425
6426 return error;
6427 }
6428
6429 /*
6430 * rt2860_reset_tx_ring
6431 */
6432 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
6433 struct rt2860_softc_tx_ring *ring)
6434 {
6435 struct rt2860_softc_tx_data *data;
6436 struct rt2860_txdesc *desc;
6437 int i;
6438
6439 for (i = 0; i < RT2860_SOFTC_TX_RING_DESC_COUNT; i++)
6440 {
6441 desc = &ring->desc[i];
6442
6443 desc->sdl0 = 0;
6444 desc->sdl1 = 0;
6445 }
6446
6447 ring->desc_queued = 0;
6448 ring->desc_cur = 0;
6449 ring->desc_next = 0;
6450
6451 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6452 BUS_DMASYNC_PREWRITE);
6453
6454 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6455 BUS_DMASYNC_PREWRITE);
6456
6457 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6458 {
6459 data = &ring->data[i];
6460
6461 if (data->m != NULL)
6462 {
6463 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6464 BUS_DMASYNC_POSTWRITE);
6465 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6466 m_freem(data->m);
6467 data->m = NULL;
6468 }
6469
6470 if (data->ni != NULL)
6471 {
6472 ieee80211_free_node(data->ni);
6473 data->ni = NULL;
6474 }
6475 }
6476
6477 ring->data_queued = 0;
6478 ring->data_cur = 0;
6479 ring->data_next = 0;
6480 }
6481
6482 /*
6483 * rt2860_free_tx_ring
6484 */
6485 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
6486 struct rt2860_softc_tx_ring *ring)
6487 {
6488 struct rt2860_softc_tx_data *data;
6489 int i;
6490
6491 if (ring->desc != NULL)
6492 {
6493 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6494 BUS_DMASYNC_POSTWRITE);
6495 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6496 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6497 ring->desc_dma_map);
6498 }
6499
6500 if (ring->desc_dma_tag != NULL)
6501 bus_dma_tag_destroy(ring->desc_dma_tag);
6502
6503 if (ring->seg0 != NULL)
6504 {
6505 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6506 BUS_DMASYNC_POSTWRITE);
6507 bus_dmamap_unload(ring->seg0_dma_tag, ring->seg0_dma_map);
6508 bus_dmamem_free(ring->seg0_dma_tag, ring->seg0,
6509 ring->seg0_dma_map);
6510 }
6511
6512 if (ring->seg0_dma_tag != NULL)
6513 bus_dma_tag_destroy(ring->seg0_dma_tag);
6514
6515 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6516 {
6517 data = &ring->data[i];
6518
6519 if (data->m != NULL)
6520 {
6521 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6522 BUS_DMASYNC_POSTWRITE);
6523 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6524 m_freem(data->m);
6525 }
6526
6527 if (data->ni != NULL)
6528 ieee80211_free_node(data->ni);
6529
6530 if (data->dma_map != NULL)
6531 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6532 }
6533
6534 if (ring->data_dma_tag != NULL)
6535 bus_dma_tag_destroy(ring->data_dma_tag);
6536 }
6537
6538 /*
6539 * rt2860_dma_map_addr
6540 */
6541 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
6542 int nseg, int error)
6543 {
6544 if (error != 0)
6545 return;
6546
6547 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
6548
6549 *(bus_addr_t *) arg = segs[0].ds_addr;
6550 }
6551
6552 /*
6553 * rt2860_sysctl_attach
6554 */
6555 static void rt2860_sysctl_attach(struct rt2860_softc *sc)
6556 {
6557 struct sysctl_ctx_list *ctx;
6558 struct sysctl_oid *tree;
6559 struct sysctl_oid *stats;
6560
6561 ctx = device_get_sysctl_ctx(sc->dev);
6562 tree = device_get_sysctl_tree(sc->dev);
6563
6564 stats = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
6565 "stats", CTLFLAG_RD, 0, "statistic");
6566
6567 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6568 "interrupts", CTLFLAG_RD, &sc->interrupts, 0,
6569 "all interrupts");
6570
6571 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6572 "tx_coherent_interrupts", CTLFLAG_RD, &sc->tx_coherent_interrupts, 0,
6573 "Tx coherent interrupts");
6574
6575 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6576 "rx_coherent_interrupts", CTLFLAG_RD, &sc->rx_coherent_interrupts, 0,
6577 "Rx coherent interrupts");
6578
6579 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6580 "txrx_coherent_interrupts", CTLFLAG_RD, &sc->txrx_coherent_interrupts, 0,
6581 "Tx/Rx coherent interrupts");
6582
6583 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6584 "fifo_sta_full_interrupts", CTLFLAG_RD, &sc->fifo_sta_full_interrupts, 0,
6585 "FIFO statistic full interrupts");
6586
6587 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6588 "rx_interrupts", CTLFLAG_RD, &sc->rx_interrupts, 0,
6589 "Rx interrupts");
6590
6591 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6592 "rx_delay_interrupts", CTLFLAG_RD, &sc->rx_delay_interrupts, 0,
6593 "Rx delay interrupts");
6594
6595 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6596 "tx_mgmt_interrupts", CTLFLAG_RD, &sc->tx_interrupts[5], 0,
6597 "Tx MGMT interrupts");
6598
6599 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6600 "tx_hcca_interrupts", CTLFLAG_RD, &sc->tx_interrupts[4], 0,
6601 "Tx HCCA interrupts");
6602
6603 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6604 "tx_ac3_interrupts", CTLFLAG_RD, &sc->tx_interrupts[3], 0,
6605 "Tx AC3 interrupts");
6606
6607 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6608 "tx_ac2_interrupts", CTLFLAG_RD, &sc->tx_interrupts[2], 0,
6609 "Tx AC2 interrupts");
6610
6611 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6612 "tx_ac1_interrupts", CTLFLAG_RD, &sc->tx_interrupts[1], 0,
6613 "Tx AC1 interrupts");
6614
6615 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6616 "tx_ac0_interrupts", CTLFLAG_RD, &sc->tx_interrupts[0], 0,
6617 "Tx AC0 interrupts");
6618
6619 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6620 "tx_delay_interrupts", CTLFLAG_RD, &sc->tx_delay_interrupts, 0,
6621 "Tx delay interrupts");
6622
6623 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6624 "pre_tbtt_interrupts", CTLFLAG_RD, &sc->pre_tbtt_interrupts, 0,
6625 "Pre-TBTT interrupts");
6626
6627 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6628 "tbtt_interrupts", CTLFLAG_RD, &sc->tbtt_interrupts, 0,
6629 "TBTT interrupts");
6630
6631 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6632 "mcu_cmd_interrupts", CTLFLAG_RD, &sc->mcu_cmd_interrupts, 0,
6633 "MCU command interrupts");
6634
6635 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6636 "auto_wakeup_interrupts", CTLFLAG_RD, &sc->auto_wakeup_interrupts, 0,
6637 "auto wakeup interrupts");
6638
6639 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6640 "gp_timer_interrupts", CTLFLAG_RD, &sc->gp_timer_interrupts, 0,
6641 "GP timer interrupts");
6642
6643 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6644 "tx_mgmt_desc_queued", CTLFLAG_RD, &sc->tx_ring[5].desc_queued, 0,
6645 "Tx MGMT descriptors queued");
6646
6647 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6648 "tx_mgmt_data_queued", CTLFLAG_RD, &sc->tx_ring[5].data_queued, 0,
6649 "Tx MGMT data queued");
6650
6651 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6652 "tx_hcca_desc_queued", CTLFLAG_RD, &sc->tx_ring[4].desc_queued, 0,
6653 "Tx HCCA descriptors queued");
6654
6655 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6656 "tx_hcca_data_queued", CTLFLAG_RD, &sc->tx_ring[4].data_queued, 0,
6657 "Tx HCCA data queued");
6658
6659 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6660 "tx_ac3_desc_queued", CTLFLAG_RD, &sc->tx_ring[3].desc_queued, 0,
6661 "Tx AC3 descriptors queued");
6662
6663 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6664 "tx_ac3_data_queued", CTLFLAG_RD, &sc->tx_ring[3].data_queued, 0,
6665 "Tx AC3 data queued");
6666
6667 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6668 "tx_ac2_desc_queued", CTLFLAG_RD, &sc->tx_ring[2].desc_queued, 0,
6669 "Tx AC2 descriptors queued");
6670
6671 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6672 "tx_ac2_data_queued", CTLFLAG_RD, &sc->tx_ring[2].data_queued, 0,
6673 "Tx AC2 data queued");
6674
6675 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6676 "tx_ac1_desc_queued", CTLFLAG_RD, &sc->tx_ring[1].desc_queued, 0,
6677 "Tx AC1 descriptors queued");
6678
6679 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6680 "tx_ac1_data_queued", CTLFLAG_RD, &sc->tx_ring[1].data_queued, 0,
6681 "Tx AC1 data queued");
6682
6683 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6684 "tx_ac0_desc_queued", CTLFLAG_RD, &sc->tx_ring[0].desc_queued, 0,
6685 "Tx AC0 descriptors queued");
6686
6687 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6688 "tx_ac0_data_queued", CTLFLAG_RD, &sc->tx_ring[0].data_queued, 0,
6689 "Tx AC0 data queued");
6690
6691 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6692 "tx_mgmt_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[5], 0,
6693 "Tx MGMT data queue full");
6694
6695 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6696 "tx_hcca_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[4], 0,
6697 "Tx HCCA data queue full");
6698
6699 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6700 "tx_ac3_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[3], 0,
6701 "Tx AC3 data queue full");
6702
6703 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6704 "tx_ac2_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[2], 0,
6705 "Tx AC2 data queue full");
6706
6707 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6708 "tx_ac1_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[1], 0,
6709 "Tx AC1 data queue full");
6710
6711 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6712 "tx_ac0_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[0], 0,
6713 "Tx AC0 data queue full");
6714
6715 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6716 "tx_watchdog_timeouts", CTLFLAG_RD, &sc->tx_watchdog_timeouts, 0,
6717 "Tx watchdog timeouts");
6718
6719 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6720 "tx_defrag_packets", CTLFLAG_RD, &sc->tx_defrag_packets, 0,
6721 "Tx defragmented packets");
6722
6723 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6724 "no_tx_desc_avail", CTLFLAG_RD, &sc->no_tx_desc_avail, 0,
6725 "no Tx descriptors available");
6726
6727 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6728 "rx_mbuf_alloc_errors", CTLFLAG_RD, &sc->rx_mbuf_alloc_errors, 0,
6729 "Rx mbuf allocation errors");
6730
6731 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6732 "rx_mbuf_dmamap_errors", CTLFLAG_RD, &sc->rx_mbuf_dmamap_errors, 0,
6733 "Rx mbuf DMA mapping errors");
6734
6735 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6736 "tx_queue_0_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[0], 0,
6737 "Tx queue 0 not empty");
6738
6739 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6740 "tx_queue_1_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[1], 0,
6741 "Tx queue 1 not empty");
6742
6743 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6744 "tx_beacons", CTLFLAG_RD, &sc->tx_beacons, 0,
6745 "Tx beacons");
6746
6747 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6748 "tx_noretryok", CTLFLAG_RD, &sc->tx_noretryok, 0,
6749 "Tx successfull without retries");
6750
6751 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6752 "tx_retryok", CTLFLAG_RD, &sc->tx_retryok, 0,
6753 "Tx successfull with retries");
6754
6755 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6756 "tx_failed", CTLFLAG_RD, &sc->tx_failed, 0,
6757 "Tx failed");
6758
6759 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6760 "tx_underflows", CTLFLAG_RD, &sc->tx_underflows, 0,
6761 "Tx underflows");
6762
6763 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6764 "tx_zerolen", CTLFLAG_RD, &sc->tx_zerolen, 0,
6765 "Tx zero length");
6766
6767 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6768 "tx_nonagg", CTLFLAG_RD, &sc->tx_nonagg, 0,
6769 "Tx non-aggregated");
6770
6771 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6772 "tx_agg", CTLFLAG_RD, &sc->tx_agg, 0,
6773 "Tx aggregated");
6774
6775 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6776 "tx_ampdu", CTLFLAG_RD, &sc->tx_ampdu, 0,
6777 "Tx A-MPDU");
6778
6779 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6780 "tx_mpdu_zero_density", CTLFLAG_RD, &sc->tx_mpdu_zero_density, 0,
6781 "Tx MPDU with zero density");
6782
6783 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6784 "rx_packets", CTLFLAG_RD, &sc->rx_packets, 0,
6785 "Rx packets");
6786
6787 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6788 "rx_ampdu", CTLFLAG_RD, &sc->rx_ampdu, 0,
6789 "Rx A-MPDU");
6790
6791 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6792 "rx_mpdu_zero_density", CTLFLAG_RD, &sc->rx_mpdu_zero_density, 0,
6793 "Rx MPDU with zero density");
6794
6795 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6796 "rx_amsdu", CTLFLAG_RD, &sc->rx_amsdu, 0,
6797 "Rx A-MSDU");
6798
6799 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6800 "rx_crc_errors", CTLFLAG_RD, &sc->rx_crc_errors, 0,
6801 "Rx CRC errors");
6802
6803 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6804 "rx_phy_errors", CTLFLAG_RD, &sc->rx_phy_errors, 0,
6805 "Rx PHY errors");
6806
6807 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6808 "rx_false_ccas", CTLFLAG_RD, &sc->rx_false_ccas, 0,
6809 "Rx false CCAs");
6810
6811 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6812 "rx_plcp_errors", CTLFLAG_RD, &sc->rx_plcp_errors, 0,
6813 "Rx PLCP errors");
6814
6815 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6816 "rx_dup_packets", CTLFLAG_RD, &sc->rx_dup_packets, 0,
6817 "Rx duplicate packets");
6818
6819 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6820 "rx_fifo_overflows", CTLFLAG_RD, &sc->rx_fifo_overflows, 0,
6821 "Rx FIFO overflows");
6822
6823 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6824 "rx_cipher_no_errors", CTLFLAG_RD, &sc->rx_cipher_no_errors, 0,
6825 "Rx cipher no errors");
6826
6827 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6828 "rx_cipher_icv_errors", CTLFLAG_RD, &sc->rx_cipher_icv_errors, 0,
6829 "Rx cipher ICV errors");
6830
6831 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6832 "rx_cipher_mic_errors", CTLFLAG_RD, &sc->rx_cipher_mic_errors, 0,
6833 "Rx cipher MIC errors");
6834
6835 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6836 "rx_cipher_invalid_key_errors", CTLFLAG_RD, &sc->rx_cipher_invalid_key_errors, 0,
6837 "Rx cipher invalid key errors");
6838 }
6839
6840 static device_method_t rt2860_dev_methods[] =
6841 {
6842 DEVMETHOD(device_probe, rt2860_probe),
6843 DEVMETHOD(device_attach, rt2860_attach),
6844 DEVMETHOD(device_detach, rt2860_detach),
6845 DEVMETHOD(device_shutdown, rt2860_shutdown),
6846 DEVMETHOD(device_suspend, rt2860_suspend),
6847 DEVMETHOD(device_resume, rt2860_resume),
6848 { 0, 0 }
6849 };
6850
6851 static driver_t rt2860_driver =
6852 {
6853 "rt2860",
6854 rt2860_dev_methods,
6855 sizeof(struct rt2860_softc)
6856 };
6857
6858 static devclass_t rt2860_dev_class;
6859
6860 DRIVER_MODULE(rt2860, pci, rt2860_driver, rt2860_dev_class, 0, 0);
6861
6862 MODULE_DEPEND(rt2860, pci, 1, 1, 1);
6863 MODULE_DEPEND(rt2860, wlan, 1, 1, 1);
FreeBSD 8 device driver for Ralink rt2860