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Do not update node AMRR Tx statistic with data read from Tx statistic registers,...
[ralink_drivers/rt2860_fbsd8.git] / rt2860.c
blobd56246b1b5738b87973919761b1a47b655e3a47b
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 /* clear key tables */
519
520 rt2860_asic_clear_keytables(sc);
521
522 /* allocate Tx and Rx rings */
523
524 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
525 {
526 error = rt2860_alloc_tx_ring(sc, &sc->tx_ring[i], i);
527 if (error != 0)
528 {
529 printf("%s: could not allocate Tx ring #%d\n",
530 device_get_nameunit(sc->dev), i);
531 goto fail;
532 }
533 }
534
535 sc->tx_ring_mgtqid = 5;
536
537 error = rt2860_alloc_rx_ring(sc, &sc->rx_ring);
538 if (error != 0)
539 {
540 printf("%s: could not allocate Rx ring\n",
541 device_get_nameunit(sc->dev));
542 goto fail;
543 }
544
545 callout_init(&sc->periodic_ch, 0);
546 callout_init_mtx(&sc->tx_watchdog_ch, &sc->lock, 0);
547
548 ifp = sc->ifp = if_alloc(IFT_IEEE80211);
549 if (ifp == NULL)
550 {
551 printf("%s: could not if_alloc()\n",
552 device_get_nameunit(sc->dev));
553 error = ENOMEM;
554 goto fail;
555 }
556
557 ifp->if_softc = sc;
558
559 if_initname(ifp, "rt2860", device_get_unit(sc->dev));
560
561 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
562
563 ifp->if_init = rt2860_init;
564 ifp->if_ioctl = rt2860_ioctl;
565 ifp->if_start = rt2860_start;
566
567 IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
568 ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN;
569 IFQ_SET_READY(&ifp->if_snd);
570
571 ic = ifp->if_l2com;
572
573 ic->ic_ifp = ifp;
574
575 ic->ic_phytype = IEEE80211_T_HT;
576 ic->ic_opmode = IEEE80211_M_STA;
577
578 ic->ic_caps = IEEE80211_C_MONITOR |
579 IEEE80211_C_IBSS |
580 IEEE80211_C_STA |
581 IEEE80211_C_AHDEMO |
582 IEEE80211_C_HOSTAP |
583 IEEE80211_C_WDS |
584 IEEE80211_C_MBSS |
585 IEEE80211_C_BGSCAN |
586 IEEE80211_C_TXPMGT |
587 IEEE80211_C_SHPREAMBLE |
588 IEEE80211_C_SHSLOT |
589 IEEE80211_C_TXFRAG |
590 IEEE80211_C_BURST |
591 IEEE80211_C_WME |
592 IEEE80211_C_WPA;
593
594 ic->ic_cryptocaps |= IEEE80211_CRYPTO_WEP |
595 IEEE80211_CRYPTO_TKIP |
596 IEEE80211_CRYPTO_TKIPMIC |
597 IEEE80211_CRYPTO_AES_CCM;
598
599 ic->ic_htcaps = IEEE80211_HTC_HT |
600 IEEE80211_HTC_AMSDU | /* A-MSDU Tx */
601 IEEE80211_HTC_AMPDU | /* A-MPDU Tx */
602 IEEE80211_HTC_SMPS | /* MIMO power save */
603 IEEE80211_HTCAP_MAXAMSDU_3839 | /* max. A-MSDU Rx length */
604 IEEE80211_HTCAP_CHWIDTH40 | /* HT 40MHz channel width */
605 IEEE80211_HTCAP_GREENFIELD | /* HT greenfield */
606 IEEE80211_HTCAP_SHORTGI20 | /* HT 20MHz short GI */
607 IEEE80211_HTCAP_SHORTGI40 | /* HT 40MHz short GI */
608 IEEE80211_HTCAP_SMPS_OFF; /* MIMO power save disabled */
609
610 /* spatial streams */
611
612 if (sc->nrxpath == 2)
613 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_2STREAM;
614 else if (sc->nrxpath == 3)
615 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_3STREAM;
616 else
617 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_1STREAM;
618
619 if (sc->ntxpath > 1)
620 ic->ic_htcaps |= IEEE80211_HTCAP_TXSTBC;
621
622 /* delayed BA */
623
624 if (sc->mac_rev != 0x28600100)
625 ic->ic_htcaps |= IEEE80211_HTCAP_DELBA;
626
627 /* init channels */
628
629 ic->ic_nchans = 0;
630
631 rt2860_init_channels(sc);
632
633 rt2860_init_channels_ht40(sc);
634
635 ieee80211_ifattach(ic, sc->mac_addr);
636
637 ic->ic_vap_create = rt2860_vap_create;
638 ic->ic_vap_delete = rt2860_vap_delete;
639
640 ic->ic_node_alloc = rt2860_node_alloc;
641
642 sc->node_cleanup = ic->ic_node_cleanup;
643 ic->ic_node_cleanup = rt2860_node_cleanup;
644
645 ic->ic_node_getmimoinfo = rt2860_node_getmimoinfo;
646 ic->ic_setregdomain = rt2860_setregdomain;
647 ic->ic_getradiocaps = rt2860_getradiocaps;
648 ic->ic_scan_start = rt2860_scan_start;
649 ic->ic_scan_end = rt2860_scan_end;
650 ic->ic_set_channel = rt2860_set_channel;
651 ic->ic_newassoc = rt2860_newassoc;
652 ic->ic_updateslot = rt2860_updateslot;
653 ic->ic_update_promisc = rt2860_update_promisc;
654 ic->ic_update_mcast = rt2860_update_mcast;
655 ic->ic_wme.wme_update = rt2860_wme_update;
656 ic->ic_raw_xmit = rt2860_raw_xmit;
657
658 sc->recv_action = ic->ic_recv_action;
659 ic->ic_recv_action = rt2860_recv_action;
660
661 sc->send_action = ic->ic_send_action;
662 ic->ic_send_action = rt2860_send_action;
663
664 /* hardware requires padding between 802.11 frame header and body */
665
666 ic->ic_flags |= IEEE80211_F_DATAPAD | IEEE80211_F_DOTH;
667
668 ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
669
670 ieee80211_radiotap_attach(ic,
671 &sc->txtap.ihdr, sizeof(sc->txtap),
672 RT2860_SOFTC_TX_RADIOTAP_PRESENT,
673 &sc->rxtap.ihdr, sizeof(sc->rxtap),
674 RT2860_SOFTC_RX_RADIOTAP_PRESENT);
675
676 /* init task queue */
677
678 TASK_INIT(&sc->rx_done_task, 0, rt2860_rx_done_task, sc);
679 TASK_INIT(&sc->tx_done_task, 0, rt2860_tx_done_task, sc);
680 TASK_INIT(&sc->fifo_sta_full_task, 0, rt2860_fifo_sta_full_task, sc);
681 TASK_INIT(&sc->periodic_task, 0, rt2860_periodic_task, sc);
682
683 sc->rx_process_limit = 100;
684
685 sc->taskqueue = taskqueue_create("rt2860_taskq", M_NOWAIT,
686 taskqueue_thread_enqueue, &sc->taskqueue);
687
688 taskqueue_start_threads(&sc->taskqueue, 1, PI_NET, "%s taskq",
689 device_get_nameunit(sc->dev));
690
691 rt2860_sysctl_attach(sc);
692
693 if (bootverbose)
694 ieee80211_announce(ic);
695
696 /* set up interrupt */
697
698 error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
699 NULL, rt2860_intr, sc, &sc->irqh);
700 if (error != 0)
701 {
702 printf("%s: could not set up interrupt\n",
703 device_get_nameunit(dev));
704 goto fail;
705 }
706
707 return 0;
708
709 fail:
710
711 /* free Tx and Rx rings */
712
713 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
714 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
715
716 rt2860_free_rx_ring(sc, &sc->rx_ring);
717
718 mtx_destroy(&sc->lock);
719
720 if (sc->mem != NULL)
721 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
722
723 if (sc->irq != NULL)
724 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
725
726 return error;
727 }
728
729 /*
730 * rt2860_detach
731 */
732 static int rt2860_detach(device_t dev)
733 {
734 struct rt2860_softc *sc;
735 struct ifnet *ifp;
736 struct ieee80211com *ic;
737 int i;
738
739 sc = device_get_softc(dev);
740 ifp = sc->ifp;
741 ic = ifp->if_l2com;
742
743 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
744 "%s: detaching\n",
745 device_get_nameunit(sc->dev));
746
747 RT2860_SOFTC_LOCK(sc);
748
749 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
750
751 callout_stop(&sc->periodic_ch);
752 callout_stop(&sc->tx_watchdog_ch);
753
754 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
755 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
756 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
757 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
758
759 /* free Tx and Rx rings */
760
761 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
762 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
763
764 rt2860_free_rx_ring(sc, &sc->rx_ring);
765
766 RT2860_SOFTC_UNLOCK(sc);
767
768 ieee80211_ifdetach(ic);
769
770 if_free(ifp);
771
772 taskqueue_free(sc->taskqueue);
773
774 mtx_destroy(&sc->lock);
775
776 bus_generic_detach(dev);
777
778 bus_teardown_intr(dev, sc->irq, sc->irqh);
779
780 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
781
782 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
783
784 return 0;
785 }
786
787 /*
788 * rt2860_shutdown
789 */
790 static int rt2860_shutdown(device_t dev)
791 {
792 struct rt2860_softc *sc;
793
794 sc = device_get_softc(dev);
795
796 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
797 "%s: shutting down\n",
798 device_get_nameunit(sc->dev));
799
800 rt2860_stop(sc);
801
802 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
803
804 return 0;
805 }
806
807 /*
808 * rt2860_suspend
809 */
810 static int rt2860_suspend(device_t dev)
811 {
812 struct rt2860_softc *sc;
813
814 sc = device_get_softc(dev);
815
816 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
817 "%s: suspending\n",
818 device_get_nameunit(sc->dev));
819
820 rt2860_stop(sc);
821
822 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
823
824 return 0;
825 }
826
827 /*
828 * rt2860_resume
829 */
830 static int rt2860_resume(device_t dev)
831 {
832 struct rt2860_softc *sc;
833 struct ifnet *ifp;
834
835 sc = device_get_softc(dev);
836 ifp = sc->ifp;
837
838 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
839 "%s: resuming\n",
840 device_get_nameunit(sc->dev));
841
842 if (ifp->if_flags & IFF_UP)
843 rt2860_init(sc);
844
845 return 0;
846 }
847
848 /*
849 * rt2860_init_channels
850 */
851 static void rt2860_init_channels(struct rt2860_softc *sc)
852 {
853 struct ifnet *ifp;
854 struct ieee80211com *ic;
855 struct ieee80211_channel *c;
856 int i, flags;
857
858 ifp = sc->ifp;
859 ic = ifp->if_l2com;
860
861 /* set supported channels for 2GHz band */
862
863 for (i = 1; i <= 14; i++)
864 {
865 c = &ic->ic_channels[ic->ic_nchans++];
866 flags = IEEE80211_CHAN_B;
867
868 c->ic_freq = ieee80211_ieee2mhz(i, flags);
869 c->ic_ieee = i;
870 c->ic_flags = flags;
871
872 c = &ic->ic_channels[ic->ic_nchans++];
873 flags = IEEE80211_CHAN_B | IEEE80211_CHAN_HT20;
874
875 c->ic_freq = ieee80211_ieee2mhz(i, flags);
876 c->ic_ieee = i;
877 c->ic_flags = flags;
878
879 c = &ic->ic_channels[ic->ic_nchans++];
880 flags = IEEE80211_CHAN_G;
881
882 c->ic_freq = ieee80211_ieee2mhz(i, flags);
883 c->ic_ieee = i;
884 c->ic_flags = flags;
885
886 c = &ic->ic_channels[ic->ic_nchans++];
887 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT20;
888
889 c->ic_freq = ieee80211_ieee2mhz(i, flags);
890 c->ic_ieee = i;
891 c->ic_flags = flags;
892 }
893
894 /* set supported channels for 5GHz band */
895
896 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
897 sc->rf_rev == RT2860_EEPROM_RF_2750)
898 {
899 for (i = 36; i <= 64; i += 4)
900 {
901 c = &ic->ic_channels[ic->ic_nchans++];
902 flags = IEEE80211_CHAN_A;
903
904 c->ic_freq = ieee80211_ieee2mhz(i, flags);
905 c->ic_ieee = i;
906 c->ic_flags = flags;
907
908 c = &ic->ic_channels[ic->ic_nchans++];
909 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
910
911 c->ic_freq = ieee80211_ieee2mhz(i, flags);
912 c->ic_ieee = i;
913 c->ic_flags = flags;
914 }
915
916 for (i = 100; i <= 140; i += 4)
917 {
918 c = &ic->ic_channels[ic->ic_nchans++];
919 flags = IEEE80211_CHAN_A;
920
921 c->ic_freq = ieee80211_ieee2mhz(i, flags);
922 c->ic_ieee = i;
923 c->ic_flags = flags;
924
925 c = &ic->ic_channels[ic->ic_nchans++];
926 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
927
928 c->ic_freq = ieee80211_ieee2mhz(i, flags);
929 c->ic_ieee = i;
930 c->ic_flags = flags;
931 }
932
933 for (i = 149; i <= 165; i += 4)
934 {
935 c = &ic->ic_channels[ic->ic_nchans++];
936 flags = IEEE80211_CHAN_A;
937
938 c->ic_freq = ieee80211_ieee2mhz(i, flags);
939 c->ic_ieee = i;
940 c->ic_flags = flags;
941
942 c = &ic->ic_channels[ic->ic_nchans++];
943 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
944
945 c->ic_freq = ieee80211_ieee2mhz(i, flags);
946 c->ic_ieee = i;
947 c->ic_flags = flags;
948 }
949 }
950 }
951
952 /*
953 * rt2860_init_channels_ht40
954 */
955 static void rt2860_init_channels_ht40(struct rt2860_softc *sc)
956 {
957 struct ifnet *ifp;
958 struct ieee80211com *ic;
959 struct ieee80211_channel *c, *cent, *ext;
960 int i, flags;
961
962 ifp = sc->ifp;
963 ic = ifp->if_l2com;
964
965 /* set supported channels for 2GHz band */
966
967 for (i = 1; i <= 14; i++)
968 {
969 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40;
970
971 /* find the center channel */
972
973 cent = ieee80211_find_channel_byieee(ic, i,
974 flags & ~IEEE80211_CHAN_HT);
975 if (cent == NULL)
976 {
977 printf("%s: skip channel %d, could not find center channel\n",
978 device_get_nameunit(sc->dev), i);
979 continue;
980 }
981
982 /* find the extension channel */
983
984 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
985 flags & ~IEEE80211_CHAN_HT);
986 if (ext == NULL)
987 {
988 printf("%s: skip channel %d, could not find extension channel\n",
989 device_get_nameunit(sc->dev), i);
990 continue;
991 }
992
993 c = &ic->ic_channels[ic->ic_nchans++];
994
995 *c = *cent;
996 c->ic_extieee = ext->ic_ieee;
997 c->ic_flags &= ~IEEE80211_CHAN_HT;
998 c->ic_flags |= IEEE80211_CHAN_HT40U;
999
1000 c = &ic->ic_channels[ic->ic_nchans++];
1001
1002 *c = *ext;
1003 c->ic_extieee = cent->ic_ieee;
1004 c->ic_flags &= ~IEEE80211_CHAN_HT;
1005 c->ic_flags |= IEEE80211_CHAN_HT40D;
1006 }
1007
1008 /* set supported channels for 5GHz band */
1009
1010 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
1011 sc->rf_rev == RT2860_EEPROM_RF_2750)
1012 {
1013 for (i = 36; i <= 64; i += 4)
1014 {
1015 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1016
1017 /* find the center channel */
1018
1019 cent = ieee80211_find_channel_byieee(ic, i,
1020 flags & ~IEEE80211_CHAN_HT);
1021 if (cent == NULL)
1022 {
1023 printf("%s: skip channel %d, could not find center channel\n",
1024 device_get_nameunit(sc->dev), i);
1025 continue;
1026 }
1027
1028 /* find the extension channel */
1029
1030 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1031 flags & ~IEEE80211_CHAN_HT);
1032 if (ext == NULL)
1033 {
1034 printf("%s: skip channel %d, could not find extension channel\n",
1035 device_get_nameunit(sc->dev), i);
1036 continue;
1037 }
1038
1039 c = &ic->ic_channels[ic->ic_nchans++];
1040
1041 *c = *cent;
1042 c->ic_extieee = ext->ic_ieee;
1043 c->ic_flags &= ~IEEE80211_CHAN_HT;
1044 c->ic_flags |= IEEE80211_CHAN_HT40U;
1045
1046 c = &ic->ic_channels[ic->ic_nchans++];
1047
1048 *c = *ext;
1049 c->ic_extieee = cent->ic_ieee;
1050 c->ic_flags &= ~IEEE80211_CHAN_HT;
1051 c->ic_flags |= IEEE80211_CHAN_HT40D;
1052 }
1053
1054 for (i = 100; i <= 140; i += 4)
1055 {
1056 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1057
1058 /* find the center channel */
1059
1060 cent = ieee80211_find_channel_byieee(ic, i,
1061 flags & ~IEEE80211_CHAN_HT);
1062 if (cent == NULL)
1063 {
1064 printf("%s: skip channel %d, could not find center channel\n",
1065 device_get_nameunit(sc->dev), i);
1066 continue;
1067 }
1068
1069 /* find the extension channel */
1070
1071 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1072 flags & ~IEEE80211_CHAN_HT);
1073 if (ext == NULL)
1074 {
1075 printf("%s: skip channel %d, could not find extension channel\n",
1076 device_get_nameunit(sc->dev), i);
1077 continue;
1078 }
1079
1080 c = &ic->ic_channels[ic->ic_nchans++];
1081
1082 *c = *cent;
1083 c->ic_extieee = ext->ic_ieee;
1084 c->ic_flags &= ~IEEE80211_CHAN_HT;
1085 c->ic_flags |= IEEE80211_CHAN_HT40U;
1086
1087 c = &ic->ic_channels[ic->ic_nchans++];
1088
1089 *c = *ext;
1090 c->ic_extieee = cent->ic_ieee;
1091 c->ic_flags &= ~IEEE80211_CHAN_HT;
1092 c->ic_flags |= IEEE80211_CHAN_HT40D;
1093 }
1094
1095 for (i = 149; i <= 165; i += 4)
1096 {
1097 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1098
1099 /* find the center channel */
1100
1101 cent = ieee80211_find_channel_byieee(ic, i,
1102 flags & ~IEEE80211_CHAN_HT);
1103 if (cent == NULL)
1104 {
1105 printf("%s: skip channel %d, could not find center channel\n",
1106 device_get_nameunit(sc->dev), i);
1107 continue;
1108 }
1109
1110 /* find the extension channel */
1111
1112 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1113 flags & ~IEEE80211_CHAN_HT);
1114 if (ext == NULL)
1115 {
1116 printf("%s: skip channel %d, could not find extension channel\n",
1117 device_get_nameunit(sc->dev), i);
1118 continue;
1119 }
1120
1121 c = &ic->ic_channels[ic->ic_nchans++];
1122
1123 *c = *cent;
1124 c->ic_extieee = ext->ic_ieee;
1125 c->ic_flags &= ~IEEE80211_CHAN_HT;
1126 c->ic_flags |= IEEE80211_CHAN_HT40U;
1127
1128 c = &ic->ic_channels[ic->ic_nchans++];
1129
1130 *c = *ext;
1131 c->ic_extieee = cent->ic_ieee;
1132 c->ic_flags &= ~IEEE80211_CHAN_HT;
1133 c->ic_flags |= IEEE80211_CHAN_HT40D;
1134 }
1135 }
1136 }
1137
1138 /*
1139 * rt2860_init_locked
1140 */
1141 static void rt2860_init_locked(void *priv)
1142 {
1143 struct rt2860_softc *sc;
1144 struct ifnet *ifp;
1145 struct ieee80211com *ic;
1146 int error, i, ntries;
1147 uint32_t tmp, stacnt[6];
1148
1149 sc = priv;
1150 ifp = sc->ifp;
1151 ic = ifp->if_l2com;
1152
1153 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1154 "%s: initializing\n",
1155 device_get_nameunit(sc->dev));
1156
1157 RT2860_SOFTC_ASSERT_LOCKED(sc);
1158
1159 if (!(sc->flags & RT2860_SOFTC_FLAGS_UCODE_LOADED))
1160 {
1161 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1162 "%s: loading 8051 microcode\n",
1163 device_get_nameunit(sc->dev));
1164
1165 error = rt2860_io_mcu_load_ucode(sc, rt2860_ucode, sizeof(rt2860_ucode));
1166 if (error != 0)
1167 {
1168 printf("%s: could not load 8051 microcode\n",
1169 device_get_nameunit(sc->dev));
1170 goto fail;
1171 }
1172
1173 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1174 "%s: 8051 microcode was successfully loaded\n",
1175 device_get_nameunit(sc->dev));
1176
1177 sc->flags |= RT2860_SOFTC_FLAGS_UCODE_LOADED;
1178 }
1179
1180 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x2);
1181
1182 /* disable DMA engine */
1183
1184 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1185
1186 tmp &= 0xff0;
1187 tmp |= RT2860_REG_TX_WB_DDONE;
1188
1189 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1190
1191 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, 0xffffffff);
1192
1193 /* PBF hardware reset */
1194
1195 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1196 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1197
1198 /* wait while DMA engine is busy */
1199
1200 for (ntries = 0; ntries < 100; ntries++)
1201 {
1202 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1203 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1204 break;
1205
1206 DELAY(1000);
1207 }
1208
1209 if (ntries == 100)
1210 {
1211 printf("%s: timeout waiting for DMA engine\n",
1212 device_get_nameunit(sc->dev));
1213 goto fail;
1214 }
1215
1216 tmp &= 0xff0;
1217 tmp |= RT2860_REG_TX_WB_DDONE;
1218
1219 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1220
1221 /* reset Rx and Tx rings */
1222
1223 tmp = RT2860_REG_RST_IDX_RX |
1224 RT2860_REG_RST_IDX_TX_MGMT |
1225 RT2860_REG_RST_IDX_TX_HCCA |
1226 RT2860_REG_RST_IDX_TX_AC3 |
1227 RT2860_REG_RST_IDX_TX_AC2 |
1228 RT2860_REG_RST_IDX_TX_AC1 |
1229 RT2860_REG_RST_IDX_TX_AC0;
1230
1231 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, tmp);
1232
1233 /* PBF hardware reset */
1234
1235 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1236 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1237
1238 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x3);
1239
1240 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1241 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1242 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1243
1244 /* init Tx power per rate */
1245
1246 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
1247 {
1248 if (sc->txpow_rate_20mhz[i] == 0xffffffff)
1249 continue;
1250
1251 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i),
1252 sc->txpow_rate_20mhz[i]);
1253 }
1254
1255 for (i = 0; i < RT2860_DEF_MAC_SIZE; i++)
1256 rt2860_io_mac_write(sc, rt2860_def_mac[i].reg,
1257 rt2860_def_mac[i].val);
1258
1259 /* wait while MAC is busy */
1260
1261 for (ntries = 0; ntries < 100; ntries++)
1262 {
1263 if (!(rt2860_io_mac_read(sc, RT2860_REG_STATUS_CFG) &
1264 (RT2860_REG_STATUS_TX_BUSY | RT2860_REG_STATUS_RX_BUSY)))
1265 break;
1266
1267 DELAY(1000);
1268 }
1269
1270 if (ntries == 100)
1271 {
1272 printf("%s: timeout waiting for MAC\n",
1273 device_get_nameunit(sc->dev));
1274 goto fail;
1275 }
1276
1277 /* clear Host to MCU mailbox */
1278
1279 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX_BBP_AGENT, 0);
1280 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX, 0);
1281
1282 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_BOOT,
1283 RT2860_REG_H2M_TOKEN_NO_INTR, 0);
1284
1285 DELAY(1000);
1286
1287 error = rt2860_init_bbp(sc);
1288 if (error != 0)
1289 goto fail;
1290
1291 /* set up maximum buffer sizes */
1292
1293 tmp = (1 << 12) | RT2860_MAX_AGG_SIZE;
1294
1295 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1296
1297 if (sc->mac_rev == 0x28720200)
1298 {
1299 /* set max. PSDU length from 16K to 32K bytes */
1300
1301 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1302
1303 tmp &= ~(3 << 12);
1304 tmp |= (2 << 12);
1305
1306 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1307 }
1308
1309 if (sc->mac_rev >= 0x28720200 && sc->mac_rev < 0x30700200)
1310 {
1311 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1312
1313 tmp &= 0xfff;
1314 tmp |= 0x2000;
1315
1316 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1317 }
1318
1319 /* set mac address */
1320
1321 rt2860_asic_set_macaddr(sc, IF_LLADDR(ifp));
1322
1323 /* clear statistic registers */
1324
1325 rt2860_io_mac_read_multi(sc, RT2860_REG_RX_STA_CNT0,
1326 stacnt, sizeof(stacnt));
1327
1328 /* set RTS threshold */
1329
1330 rt2860_asic_update_rtsthreshold(sc);
1331
1332 /* set Tx power */
1333
1334 rt2860_asic_update_txpower(sc);
1335
1336 /* set up protection mode */
1337
1338 sc->tx_ampdu_sessions = 0;
1339
1340 rt2860_asic_updateprot(sc);
1341
1342 /* clear beacon frame space (entries = 8, entry size = 512) */
1343
1344 rt2860_io_mac_set_region_4(sc, RT2860_REG_BEACON_BASE(0), 0, 1024);
1345
1346 taskqueue_unblock(sc->taskqueue);
1347
1348 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1349
1350 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1351 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
1352
1353 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1354 {
1355 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
1356 sc->tx_ring[i].desc_phys_addr);
1357 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
1358 RT2860_SOFTC_TX_RING_DESC_COUNT);
1359 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
1360 }
1361
1362 /* init Rx ring */
1363
1364 rt2860_reset_rx_ring(sc, &sc->rx_ring);
1365
1366 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
1367 sc->rx_ring.desc_phys_addr);
1368 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
1369 RT2860_SOFTC_RX_RING_DATA_COUNT);
1370 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
1371 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
1372
1373 /* wait while DMA engine is busy */
1374
1375 for (ntries = 0; ntries < 100; ntries++)
1376 {
1377 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1378 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1379 break;
1380
1381 DELAY(1000);
1382 }
1383
1384 if (ntries == 100)
1385 {
1386 printf("%s: timeout waiting for DMA engine\n",
1387 device_get_nameunit(sc->dev));
1388 goto fail;
1389 }
1390
1391 tmp &= 0xff0;
1392 tmp |= RT2860_REG_TX_WB_DDONE;
1393
1394 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1395
1396 /* disable interrupts mitigation */
1397
1398 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_DELAY_INT_CFG, 0);
1399
1400 /* send LEDs operating mode to microcontroller */
1401
1402 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED1,
1403 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[0]);
1404 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED2,
1405 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[1]);
1406 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED3,
1407 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[2]);
1408
1409 /* turn radio LED on */
1410
1411 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON);
1412
1413 /* write vendor-specific BBP values (from EEPROM) */
1414
1415 for (i = 0; i < RT2860_SOFTC_BBP_EEPROM_COUNT; i++)
1416 {
1417 if (sc->bbp_eeprom[i].reg == 0x00 ||
1418 sc->bbp_eeprom[i].reg == 0xff)
1419 continue;
1420
1421 rt2860_io_bbp_write(sc, sc->bbp_eeprom[i].reg,
1422 sc->bbp_eeprom[i].val);
1423 }
1424
1425 /*
1426 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1427 if (tmp & (1 << 2))
1428 {
1429 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1430 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1431 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1432
1433 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1434 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1435 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1436 }
1437 */
1438
1439 /* disable non-existing Rx chains */
1440
1441 tmp = rt2860_io_bbp_read(sc, 3);
1442
1443 tmp &= ~((1 << 4) | (1 << 3));
1444
1445 if (sc->nrxpath == 3)
1446 tmp |= (1 << 4);
1447 else if (sc->nrxpath == 2)
1448 tmp |= (1 << 3);
1449
1450 rt2860_io_bbp_write(sc, 3, tmp);
1451
1452 /* disable non-existing Tx chains */
1453
1454 tmp = rt2860_io_bbp_read(sc, 1);
1455
1456 tmp &= ~((1 << 4) | (1 << 3));
1457
1458 if (sc->ntxpath == 2)
1459 tmp |= (1 << 4);
1460
1461 rt2860_io_bbp_write(sc, 1, tmp);
1462
1463 /* set current channel */
1464
1465 rt2860_rf_set_chan(sc, ic->ic_curchan);
1466
1467 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG, 0);
1468 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
1469 (48 << 16) | 96);
1470
1471 if ((sc->mac_rev & 0xffff) != 0x0101)
1472 rt2860_io_mac_write(sc, RT2860_REG_TX_TXOP_CTRL_CFG, 0x583f);
1473
1474 /* clear pending interrupts */
1475
1476 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, 0xffffffff);
1477
1478 /* enable interrupts */
1479
1480 tmp = RT2860_REG_INT_TX_COHERENT |
1481 RT2860_REG_INT_RX_COHERENT |
1482 RT2860_REG_INT_GP_TIMER |
1483 RT2860_REG_INT_AUTO_WAKEUP |
1484 RT2860_REG_INT_FIFO_STA_FULL |
1485 /*
1486 RT2860_REG_INT_PRE_TBTT |
1487 RT2860_REG_INT_TBTT |
1488 */
1489 RT2860_REG_INT_TXRX_COHERENT |
1490 RT2860_REG_INT_MCU_CMD |
1491 RT2860_REG_INT_TX_MGMT_DONE |
1492 RT2860_REG_INT_TX_HCCA_DONE |
1493 RT2860_REG_INT_TX_AC3_DONE |
1494 RT2860_REG_INT_TX_AC2_DONE |
1495 RT2860_REG_INT_TX_AC1_DONE |
1496 RT2860_REG_INT_TX_AC0_DONE |
1497 RT2860_REG_INT_RX_DONE;
1498
1499 sc->intr_enable_mask = tmp;
1500
1501 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
1502
1503 if (rt2860_txrx_enable(sc) != 0)
1504 goto fail;
1505
1506 /* clear garbage interrupts */
1507
1508 tmp = rt2860_io_mac_read(sc, 0x1300);
1509
1510 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1511 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1512
1513 sc->periodic_round = 0;
1514
1515 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
1516
1517 return;
1518
1519 fail:
1520
1521 rt2860_stop_locked(sc);
1522 }
1523
1524 /*
1525 * rt2860_init
1526 */
1527 static void rt2860_init(void *priv)
1528 {
1529 struct rt2860_softc *sc;
1530
1531 sc = priv;
1532
1533 RT2860_SOFTC_LOCK(sc);
1534
1535 rt2860_init_locked(sc);
1536
1537 RT2860_SOFTC_UNLOCK(sc);
1538 }
1539
1540 /*
1541 * rt2860_init_bbp
1542 */
1543 static int rt2860_init_bbp(struct rt2860_softc *sc)
1544 {
1545 int ntries, i;
1546 uint8_t tmp;
1547
1548 for (ntries = 0; ntries < 20; ntries++)
1549 {
1550 tmp = rt2860_io_bbp_read(sc, 0);
1551 if (tmp != 0x00 && tmp != 0xff)
1552 break;
1553 }
1554
1555 if (tmp == 0x00 || tmp == 0xff)
1556 {
1557 printf("%s: timeout waiting for BBP to wakeup\n",
1558 device_get_nameunit(sc->dev));
1559 return ETIMEDOUT;
1560 }
1561
1562 for (i = 0; i < RT2860_DEF_BBP_SIZE; i++)
1563 rt2860_io_bbp_write(sc, rt2860_def_bbp[i].reg,
1564 rt2860_def_bbp[i].val);
1565
1566 if ((sc->mac_rev & 0xffff) != 0x0101)
1567 rt2860_io_bbp_write(sc, 84, 0x19);
1568
1569 if (sc->mac_rev == 0x28600100)
1570 {
1571 rt2860_io_bbp_write(sc, 69, 0x16);
1572 rt2860_io_bbp_write(sc, 73, 0x12);
1573 }
1574
1575 return 0;
1576 }
1577
1578 /*
1579 * rt2860_stop_locked
1580 */
1581 static void rt2860_stop_locked(void *priv)
1582 {
1583 struct rt2860_softc *sc;
1584 struct ifnet *ifp;
1585 struct ieee80211com *ic;
1586 uint32_t tmp;
1587
1588 sc = priv;
1589 ifp = sc->ifp;
1590 ic = ifp->if_l2com;
1591
1592 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1593 "%s: stopping\n",
1594 device_get_nameunit(sc->dev));
1595
1596 RT2860_SOFTC_ASSERT_LOCKED(sc);
1597
1598 sc->tx_timer = 0;
1599
1600 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1601 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
1602
1603 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
1604
1605 callout_stop(&sc->periodic_ch);
1606 callout_stop(&sc->tx_watchdog_ch);
1607
1608 RT2860_SOFTC_UNLOCK(sc);
1609
1610 taskqueue_block(sc->taskqueue);
1611
1612 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
1613 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
1614 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
1615 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
1616
1617 RT2860_SOFTC_LOCK(sc);
1618
1619 /* clear key tables */
1620
1621 rt2860_asic_clear_keytables(sc);
1622
1623 /* disable interrupts */
1624
1625 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, 0);
1626
1627 /* disable Tx/Rx */
1628
1629 tmp = rt2860_io_mac_read(sc, RT2860_REG_SYS_CTRL);
1630
1631 tmp &= ~(RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
1632
1633 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, tmp);
1634
1635 /* reset adapter */
1636
1637 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1638 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1639 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1640 }
1641
1642 /*
1643 * rt2860_stop
1644 */
1645 static void rt2860_stop(void *priv)
1646 {
1647 struct rt2860_softc *sc;
1648
1649 sc = priv;
1650
1651 RT2860_SOFTC_LOCK(sc);
1652
1653 rt2860_stop_locked(sc);
1654
1655 RT2860_SOFTC_UNLOCK(sc);
1656 }
1657
1658 /*
1659 * rt2860_start
1660 */
1661 static void rt2860_start(struct ifnet *ifp)
1662 {
1663 struct rt2860_softc *sc;
1664 struct ieee80211_node *ni;
1665 struct mbuf *m;
1666 int qid;
1667
1668 sc = ifp->if_softc;
1669
1670 RT2860_SOFTC_LOCK(sc);
1671
1672 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1673 {
1674 RT2860_SOFTC_UNLOCK(sc);
1675 return;
1676 }
1677
1678 for (;;)
1679 {
1680 IF_POLL(&ifp->if_snd, m);
1681 if (m == NULL)
1682 break;
1683
1684 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
1685
1686 ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
1687
1688 qid = M_WME_GETAC(m);
1689
1690 if (sc->tx_ring[qid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
1691 {
1692 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1693 "%s: if_start: Tx ring with qid=%d is full\n",
1694 device_get_nameunit(sc->dev), qid);
1695
1696 m_freem(m);
1697 ieee80211_free_node(ni);
1698
1699 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1700 ifp->if_oerrors++;
1701
1702 sc->tx_data_queue_full[qid]++;
1703
1704 break;
1705 }
1706
1707 if (rt2860_tx_data(sc, m, ni, qid) != 0)
1708 {
1709 ieee80211_free_node(ni);
1710
1711 ifp->if_oerrors++;
1712
1713 break;
1714 }
1715
1716 rt2860_drain_fifo_stats(sc);
1717
1718 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
1719
1720 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
1721 }
1722
1723 RT2860_SOFTC_UNLOCK(sc);
1724 }
1725
1726 /*
1727 * rt2860_ioctl
1728 */
1729 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
1730 {
1731 struct rt2860_softc *sc;
1732 struct ieee80211com *ic;
1733 struct ifreq *ifr;
1734 int error, startall;
1735
1736 sc = ifp->if_softc;
1737 ic = ifp->if_l2com;
1738 ifr = (struct ifreq *) data;
1739
1740 error = 0;
1741
1742 switch (cmd)
1743 {
1744 case SIOCSIFFLAGS:
1745 startall = 0;
1746
1747 RT2860_SOFTC_LOCK(sc);
1748
1749 if (ifp->if_flags & IFF_UP)
1750 {
1751 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1752 {
1753 if ((ifp->if_flags ^ sc->if_flags) & IFF_PROMISC)
1754 rt2860_asic_update_promisc(sc);
1755 }
1756 else
1757 {
1758 rt2860_init_locked(sc);
1759 startall = 1;
1760 }
1761 }
1762 else
1763 {
1764 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1765 rt2860_stop_locked(sc);
1766 }
1767
1768 sc->if_flags = ifp->if_flags;
1769
1770 RT2860_SOFTC_UNLOCK(sc);
1771
1772 if (startall)
1773 ieee80211_start_all(ic);
1774 break;
1775
1776 case SIOCGIFMEDIA:
1777 case SIOCSIFMEDIA:
1778 error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
1779 break;
1780
1781 case SIOCGIFADDR:
1782 error = ether_ioctl(ifp, cmd, data);
1783 break;
1784
1785 default:
1786 error = EINVAL;
1787 break;
1788 }
1789
1790 return error;
1791 }
1792
1793 /*
1794 * rt2860_vap_create
1795 */
1796 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
1797 const char name[IFNAMSIZ], int unit, int opmode, int flags,
1798 const uint8_t bssid[IEEE80211_ADDR_LEN],
1799 const uint8_t mac[IEEE80211_ADDR_LEN])
1800 {
1801 struct rt2860_softc *sc;
1802 struct ifnet *ifp;
1803 struct rt2860_softc_vap *rvap;
1804 struct ieee80211vap *vap;
1805
1806 ifp = ic->ic_ifp;
1807 sc = ifp->if_softc;
1808
1809 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1810 "%s: VAP create: opmode=%s\n",
1811 device_get_nameunit(sc->dev),
1812 ieee80211_opmode_name[opmode]);
1813
1814 switch (opmode)
1815 {
1816 case IEEE80211_M_IBSS:
1817 case IEEE80211_M_STA:
1818 case IEEE80211_M_AHDEMO:
1819 case IEEE80211_M_HOSTAP:
1820 case IEEE80211_M_MBSS:
1821 if ((sc->napvaps + sc->nadhocvaps + sc->nstavaps) != 0)
1822 {
1823 if_printf(ifp, "only 1 VAP supported\n");
1824 return NULL;
1825 }
1826
1827 if (opmode == IEEE80211_M_STA)
1828 flags |= IEEE80211_CLONE_NOBEACONS;
1829 break;
1830
1831 case IEEE80211_M_WDS:
1832 if (sc->napvaps == 0)
1833 {
1834 if_printf(ifp, "WDS only supported in AP mode\n");
1835 return NULL;
1836 }
1837 break;
1838
1839 case IEEE80211_M_MONITOR:
1840 break;
1841
1842 default:
1843 if_printf(ifp, "unknown opmode %d\n", opmode);
1844 return NULL;
1845 }
1846
1847 rvap = (struct rt2860_softc_vap *) malloc(sizeof(struct rt2860_softc_vap),
1848 M_80211_VAP, M_NOWAIT | M_ZERO);
1849 if (rvap == NULL)
1850 return NULL;
1851
1852 vap = &rvap->vap;
1853
1854 ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid, mac);
1855
1856 rvap->newstate = vap->iv_newstate;
1857 vap->iv_newstate = rt2860_vap_newstate;
1858
1859 vap->iv_reset = rt2860_vap_reset;
1860 vap->iv_key_update_begin = rt2860_vap_key_update_begin;
1861 vap->iv_key_update_end = rt2860_vap_key_update_end;
1862 vap->iv_key_set = rt2860_vap_key_set;
1863 vap->iv_key_delete = rt2860_vap_key_delete;
1864 vap->iv_update_beacon = rt2860_vap_update_beacon;
1865
1866 rt2860_amrr_init(&rvap->amrr, vap,
1867 sc->ntxpath,
1868 RT2860_AMRR_MIN_SUCCESS_THRESHOLD,
1869 RT2860_AMRR_MAX_SUCCESS_THRESHOLD,
1870 500);
1871
1872 vap->iv_max_aid = RT2860_SOFTC_STAID_COUNT;
1873
1874 /* override default Rx A-MPDU factor */
1875
1876 vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1877 vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_NA;
1878 vap->iv_ampdu_limit = vap->iv_ampdu_rxmax;
1879
1880 ieee80211_vap_attach(vap, rt2860_media_change, ieee80211_media_status);
1881
1882 switch (vap->iv_opmode)
1883 {
1884 case IEEE80211_M_HOSTAP:
1885 case IEEE80211_M_MBSS:
1886 case IEEE80211_M_AHDEMO:
1887 sc->napvaps++;
1888 break;
1889
1890 case IEEE80211_M_IBSS:
1891 sc->nadhocvaps++;
1892 break;
1893
1894 case IEEE80211_M_STA:
1895 sc->nstavaps++;
1896 break;
1897
1898 case IEEE80211_M_WDS:
1899 sc->nwdsvaps++;
1900 break;
1901
1902 default:
1903 break;
1904 }
1905
1906 sc->nvaps++;
1907
1908 if (sc->napvaps > 0)
1909 ic->ic_opmode = IEEE80211_M_HOSTAP;
1910 else if (sc->nadhocvaps > 0)
1911 ic->ic_opmode = IEEE80211_M_IBSS;
1912 else if (sc->nstavaps > 0)
1913 ic->ic_opmode = IEEE80211_M_STA;
1914 else
1915 ic->ic_opmode = opmode;
1916
1917 return vap;
1918 }
1919
1920 /*
1921 * rt2860_vap_delete
1922 */
1923 static void rt2860_vap_delete(struct ieee80211vap *vap)
1924 {
1925 struct rt2860_softc *sc;
1926 struct ieee80211com *ic;
1927 struct ifnet *ifp;
1928 struct rt2860_softc_vap *rvap;
1929 enum ieee80211_opmode opmode;
1930
1931 ic = vap->iv_ic;
1932 ifp = ic->ic_ifp;
1933 sc = ifp->if_softc;
1934 rvap = (struct rt2860_softc_vap *) vap;
1935 opmode = vap->iv_opmode;
1936
1937 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1938 "%s: VAP delete: opmode=%s\n",
1939 device_get_nameunit(sc->dev), ieee80211_opmode_name[opmode]);
1940
1941 rt2860_amrr_cleanup(&rvap->amrr);
1942
1943 ieee80211_vap_detach(vap);
1944
1945 if (rvap->beacon_mbuf != NULL)
1946 {
1947 m_free(rvap->beacon_mbuf);
1948 rvap->beacon_mbuf = NULL;
1949 }
1950
1951 switch (opmode)
1952 {
1953 case IEEE80211_M_HOSTAP:
1954 case IEEE80211_M_MBSS:
1955 case IEEE80211_M_AHDEMO:
1956 sc->napvaps--;
1957 break;
1958
1959 case IEEE80211_M_IBSS:
1960 sc->nadhocvaps--;
1961 break;
1962
1963 case IEEE80211_M_STA:
1964 sc->nstavaps--;
1965 break;
1966
1967 case IEEE80211_M_WDS:
1968 sc->nwdsvaps--;
1969 break;
1970
1971 default:
1972 break;
1973 }
1974
1975 sc->nvaps--;
1976
1977 if (sc->napvaps > 0)
1978 ic->ic_opmode = IEEE80211_M_HOSTAP;
1979 else if (sc->nadhocvaps > 0)
1980 ic->ic_opmode = IEEE80211_M_IBSS;
1981 else if (sc->nstavaps > 0)
1982 ic->ic_opmode = IEEE80211_M_STA;
1983
1984 free(rvap, M_80211_VAP);
1985 }
1986
1987 /*
1988 * rt2860_reset_vap
1989 */
1990 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd)
1991 {
1992 struct rt2860_softc *sc;
1993 struct ieee80211com *ic;
1994 struct ifnet *ifp;
1995 struct rt2860_softc_vap *rvap;
1996 int error;
1997
1998 ic = vap->iv_ic;
1999 ifp = ic->ic_ifp;
2000 sc = ifp->if_softc;
2001 rvap = (struct rt2860_softc_vap *) vap;
2002
2003 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2004 "%s: VAP reset: cmd=%lu\n",
2005 device_get_nameunit(sc->dev), cmd);
2006
2007 error = 0;
2008
2009 switch (cmd)
2010 {
2011 case IEEE80211_IOC_RTSTHRESHOLD:
2012 case IEEE80211_IOC_AMSDU:
2013 rt2860_asic_update_rtsthreshold(sc);
2014 break;
2015
2016 case IEEE80211_IOC_PROTMODE:
2017 case IEEE80211_IOC_HTPROTMODE:
2018 rt2860_asic_updateprot(sc);
2019 break;
2020
2021 case IEEE80211_IOC_TXPOWER:
2022 rt2860_asic_update_txpower(sc);
2023 break;
2024
2025 case IEEE80211_IOC_BURST:
2026 rt2860_asic_updateslot(sc);
2027 break;
2028
2029 case IEEE80211_IOC_SHORTGI:
2030 case IEEE80211_IOC_AMPDU_DENSITY:
2031 case IEEE80211_IOC_SMPS:
2032 break;
2033
2034 default:
2035 error = ENETRESET;
2036 break;
2037 }
2038
2039 return error;
2040 }
2041
2042 /*
2043 * rt2860_vap_newstate
2044 */
2045 static int rt2860_vap_newstate(struct ieee80211vap *vap,
2046 enum ieee80211_state nstate, int arg)
2047 {
2048 struct rt2860_softc *sc;
2049 struct ieee80211com *ic;
2050 struct ifnet *ifp;
2051 struct rt2860_softc_vap *rvap;
2052 struct ieee80211_node *ni;
2053 enum ieee80211_state ostate;
2054 int error;
2055
2056 ic = vap->iv_ic;
2057 ifp = ic->ic_ifp;
2058 sc = ifp->if_softc;
2059 rvap = (struct rt2860_softc_vap *) vap;
2060
2061 ostate = vap->iv_state;
2062
2063 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2064 "%s: VAP newstate: %s -> %s\n",
2065 device_get_nameunit(sc->dev),
2066 ieee80211_state_name[ostate], ieee80211_state_name[nstate]);
2067
2068 error = rvap->newstate(vap, nstate, arg);
2069 if (error != 0)
2070 return error;
2071
2072 IEEE80211_UNLOCK(ic);
2073
2074 RT2860_SOFTC_LOCK(sc);
2075
2076 /* turn link LED off */
2077
2078 if (nstate != IEEE80211_S_RUN)
2079 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
2080
2081 switch (nstate)
2082 {
2083 case IEEE80211_S_INIT:
2084 rt2860_asic_disable_tsf_sync(sc);
2085 break;
2086
2087 case IEEE80211_S_RUN:
2088 ni = vap->iv_bss;
2089
2090 rt2860_rf_set_chan(sc, ni->ni_chan);
2091
2092 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2093 {
2094 rt2860_asic_enable_mrr(sc);
2095 rt2860_asic_set_txpreamble(sc);
2096 rt2860_asic_set_basicrates(sc);
2097 rt2860_asic_update_txpower(sc);
2098 rt2860_asic_set_bssid(sc, ni->ni_bssid);
2099 }
2100
2101 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2102 vap->iv_opmode == IEEE80211_M_IBSS ||
2103 vap->iv_opmode == IEEE80211_M_MBSS)
2104 {
2105 error = rt2860_beacon_alloc(sc, vap);
2106 if (error != 0)
2107 break;
2108
2109 rt2860_asic_update_beacon(sc, vap);
2110 }
2111
2112 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2113 rt2860_asic_enable_tsf_sync(sc);
2114
2115 /* turn link LED on */
2116
2117 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2118 {
2119 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON |
2120 (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan) ?
2121 RT2860_LED_CMD_LINK_2GHZ : RT2860_LED_CMD_LINK_5GHZ));
2122 }
2123 break;
2124
2125 case IEEE80211_S_SLEEP:
2126 break;
2127
2128 default:
2129 break;
2130 }
2131
2132 RT2860_SOFTC_UNLOCK(sc);
2133
2134 IEEE80211_LOCK(ic);
2135
2136 return error;
2137 }
2138
2139 /*
2140 * rt2860_vap_key_update_begin
2141 */
2142 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap)
2143 {
2144 struct rt2860_softc *sc;
2145 struct ieee80211com *ic;
2146 struct ifnet *ifp;
2147
2148 ic = vap->iv_ic;
2149 ifp = ic->ic_ifp;
2150 sc = ifp->if_softc;
2151
2152 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2153 "%s: VAP key update begin\n",
2154 device_get_nameunit(sc->dev));
2155
2156 taskqueue_block(sc->taskqueue);
2157
2158 IF_LOCK(&ifp->if_snd);
2159 }
2160
2161 /*
2162 * rt2860_vap_key_update_end
2163 */
2164 static void rt2860_vap_key_update_end(struct ieee80211vap *vap)
2165 {
2166 struct rt2860_softc *sc;
2167 struct ieee80211com *ic;
2168 struct ifnet *ifp;
2169
2170 ic = vap->iv_ic;
2171 ifp = ic->ic_ifp;
2172 sc = ifp->if_softc;
2173
2174 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2175 "%s: VAP key update end\n",
2176 device_get_nameunit(sc->dev));
2177
2178 IF_UNLOCK(&ifp->if_snd);
2179
2180 taskqueue_unblock(sc->taskqueue);
2181 }
2182
2183 /*
2184 * rt2860_vap_key_set
2185 */
2186 static int rt2860_vap_key_set(struct ieee80211vap *vap,
2187 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN])
2188 {
2189 struct rt2860_softc *sc;
2190 struct ieee80211com *ic;
2191 struct ifnet *ifp;
2192 struct ieee80211_node *ni;
2193 struct rt2860_softc_node *rni;
2194 uint16_t key_base, keymode_base;
2195 uint8_t mode, vapid, wcid, iv[8];
2196 uint32_t tmp;
2197
2198 if (k->wk_cipher->ic_cipher != IEEE80211_CIPHER_WEP &&
2199 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_TKIP &&
2200 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_AES_CCM)
2201 return 0;
2202
2203 ic = vap->iv_ic;
2204 ifp = ic->ic_ifp;
2205 sc = ifp->if_softc;
2206
2207 switch (k->wk_cipher->ic_cipher)
2208 {
2209 case IEEE80211_CIPHER_WEP:
2210 if(k->wk_keylen < 8)
2211 mode = RT2860_REG_CIPHER_MODE_WEP40;
2212 else
2213 mode = RT2860_REG_CIPHER_MODE_WEP104;
2214 break;
2215
2216 case IEEE80211_CIPHER_TKIP:
2217 mode = RT2860_REG_CIPHER_MODE_TKIP;
2218 break;
2219
2220 case IEEE80211_CIPHER_AES_CCM:
2221 mode = RT2860_REG_CIPHER_MODE_AES_CCMP;
2222 break;
2223
2224 default:
2225 return 0;
2226 }
2227
2228 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2229 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
2230 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2231 mode, (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2232
2233 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2234 {
2235 /* install pairwise key */
2236
2237 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, mac);
2238 rni = (struct rt2860_softc_node *) ni;
2239
2240 vapid = 0;
2241 wcid = rni->staid;
2242 key_base = RT2860_REG_PKEY(wcid);
2243
2244 ieee80211_free_node(ni);
2245
2246 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2247 {
2248 memset(iv, 0, 8);
2249
2250 iv[3] = (k->wk_keyix << 6);
2251 }
2252 else
2253 {
2254 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2255 {
2256 iv[0] = (k->wk_keytsc >> 8);
2257 iv[1] = ((iv[0] | 0x20) & 0x7f);
2258 iv[2] = k->wk_keytsc;
2259 }
2260 else
2261 {
2262 /* AES CCMP */
2263
2264 iv[0] = k->wk_keytsc;
2265 iv[1] = k->wk_keytsc >> 8;
2266 iv[2] = 0;
2267 }
2268
2269 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2270 iv[4] = (k->wk_keytsc >> 16);
2271 iv[5] = (k->wk_keytsc >> 24);
2272 iv[6] = (k->wk_keytsc >> 32);
2273 iv[7] = (k->wk_keytsc >> 40);
2274
2275 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2276 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2277 device_get_nameunit(sc->dev),
2278 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2279 }
2280
2281 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2282
2283 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2284 {
2285 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2286
2287 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2288 {
2289 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2290 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2291 }
2292 else
2293 {
2294 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2295 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2296 }
2297 }
2298 else
2299 {
2300 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2301 }
2302
2303 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2304 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2305
2306 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2307 }
2308
2309 if ((k->wk_flags & IEEE80211_KEY_GROUP) ||
2310 (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP))
2311 {
2312 /* install group key */
2313
2314 vapid = 0;
2315 wcid = RT2860_WCID_MCAST;
2316 key_base = RT2860_REG_SKEY(vapid, k->wk_keyix);
2317 keymode_base = RT2860_REG_SKEY_MODE(vapid);
2318
2319 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2320 {
2321 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2322
2323 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2324 {
2325 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2326 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2327 }
2328 else
2329 {
2330 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2331 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2332 }
2333 }
2334 else
2335 {
2336 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2337 }
2338
2339 tmp = rt2860_io_mac_read(sc, keymode_base);
2340
2341 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2342 tmp |= (mode << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2343
2344 rt2860_io_mac_write(sc, keymode_base, tmp);
2345
2346 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2347 {
2348 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2349 {
2350 memset(iv, 0, 8);
2351
2352 iv[3] = (k->wk_keyix << 6);
2353 }
2354 else
2355 {
2356 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2357 {
2358 iv[0] = (k->wk_keytsc >> 8);
2359 iv[1] = ((iv[0] | 0x20) & 0x7f);
2360 iv[2] = k->wk_keytsc;
2361 }
2362 else
2363 {
2364 /* AES CCMP */
2365
2366 iv[0] = k->wk_keytsc;
2367 iv[1] = k->wk_keytsc >> 8;
2368 iv[2] = 0;
2369 }
2370
2371 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2372 iv[4] = (k->wk_keytsc >> 16);
2373 iv[5] = (k->wk_keytsc >> 24);
2374 iv[6] = (k->wk_keytsc >> 32);
2375 iv[7] = (k->wk_keytsc >> 40);
2376
2377 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2378 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2379 device_get_nameunit(sc->dev),
2380 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2381 }
2382
2383 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2384
2385 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2386 (mode << RT2860_REG_CIPHER_MODE_SHIFT);
2387
2388 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2389 }
2390 }
2391
2392 return 1;
2393 }
2394
2395 /*
2396 * rt2860_vap_key_delete
2397 */
2398 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
2399 const struct ieee80211_key *k)
2400 {
2401 struct rt2860_softc *sc;
2402 struct ieee80211com *ic;
2403 struct ifnet *ifp;
2404 uint8_t vapid, wcid;
2405 uint32_t tmp;
2406
2407 ic = vap->iv_ic;
2408 ifp = ic->ic_ifp;
2409 sc = ifp->if_softc;
2410
2411 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2412 "%s: VAP key delete: keyix=%d, keylen=%d, macaddr=%s, group=%d\n",
2413 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2414 (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2415
2416 if (k->wk_flags & IEEE80211_KEY_GROUP)
2417 {
2418 /* remove group key */
2419
2420 vapid = 0;
2421 wcid = RT2860_WCID_MCAST;
2422
2423 tmp = rt2860_io_mac_read(sc, RT2860_REG_SKEY_MODE(vapid));
2424
2425 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2426 tmp |= (RT2860_REG_CIPHER_MODE_NONE << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2427
2428 rt2860_io_mac_write(sc, RT2860_REG_SKEY_MODE(vapid), tmp);
2429
2430 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2431 {
2432 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2433 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2434
2435 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2436 }
2437 }
2438
2439 return 1;
2440 }
2441
2442 /*
2443 * rt2860_vap_update_beacon
2444 */
2445 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what)
2446 {
2447 struct rt2860_softc *sc;
2448 struct ieee80211com *ic;
2449 struct ifnet *ifp;
2450 struct rt2860_softc_vap *rvap;
2451 struct mbuf *m;
2452 struct ieee80211_beacon_offsets *bo;
2453
2454 ic = vap->iv_ic;
2455 ifp = ic->ic_ifp;
2456 sc = ifp->if_softc;
2457 rvap = (struct rt2860_softc_vap *) vap;
2458 m = rvap->beacon_mbuf;
2459 bo = &rvap->beacon_offsets;
2460
2461 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2462 "%s: VAP update beacon: what=%d\n",
2463 device_get_nameunit(sc->dev), what);
2464
2465 setbit(bo->bo_flags, what);
2466
2467 ieee80211_beacon_update(vap->iv_bss, bo, m, 0);
2468
2469 rt2860_asic_update_beacon(sc, vap);
2470 }
2471
2472 /*
2473 * rt2860_media_change
2474 */
2475 static int rt2860_media_change(struct ifnet *ifp)
2476 {
2477 int error;
2478
2479 error = ieee80211_media_change(ifp);
2480
2481 return (error == ENETRESET ? 0 : error);
2482 }
2483
2484 /*
2485 * rt2860_node_alloc
2486 */
2487 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
2488 const uint8_t mac[IEEE80211_ADDR_LEN])
2489 {
2490 return malloc(sizeof(struct rt2860_softc_node),
2491 M_80211_NODE, M_NOWAIT | M_ZERO);
2492 }
2493
2494 /*
2495 * rt2860_node_cleanup
2496 */
2497 static void rt2860_node_cleanup(struct ieee80211_node *ni)
2498 {
2499 struct rt2860_softc *sc;
2500 struct ieee80211com *ic;
2501 struct ifnet *ifp;
2502 struct rt2860_softc_node *rni;
2503 uint8_t vapid, wcid;
2504 uint32_t tmp;
2505
2506 ic = ni->ni_ic;
2507 ifp = ic->ic_ifp;
2508 sc = ifp->if_softc;
2509 rni = (struct rt2860_softc_node *) ni;
2510
2511 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2512 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2513 device_get_nameunit(sc->dev), ether_sprintf(ni->ni_macaddr),
2514 ni->ni_associd, rni->staid);
2515
2516 if (rni->staid != 0)
2517 {
2518 vapid = 0;
2519 wcid = rni->staid;
2520
2521 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2522 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2523
2524 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2525
2526 rt2860_staid_delete(sc, rni->staid);
2527
2528 rni->staid = 0;
2529 }
2530
2531 sc->node_cleanup(ni);
2532 }
2533
2534 /*
2535 * rt2860_node_getmimoinfo
2536 */
2537 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
2538 struct ieee80211_mimo_info *mi)
2539 {
2540 const struct rt2860_softc_node *rni;
2541 int i;
2542
2543 rni = (const struct rt2860_softc_node *) ni;
2544
2545 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
2546 {
2547 mi->rssi[i] = rni->last_rssi_dbm[i];
2548 mi->noise[i] = RT2860_NOISE_FLOOR;
2549 }
2550 }
2551
2552 /*
2553 * rt2860_setregdomain
2554 */
2555 static int rt2860_setregdomain(struct ieee80211com *ic,
2556 struct ieee80211_regdomain *reg,
2557 int nchans, struct ieee80211_channel chans[])
2558 {
2559 struct rt2860_softc *sc;
2560 struct ifnet *ifp;
2561
2562 ifp = ic->ic_ifp;
2563 sc = ifp->if_softc;
2564
2565 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2566 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2567 device_get_nameunit(sc->dev),
2568 reg->country, reg->isocc[0], reg->isocc[1], reg->location);
2569
2570 return 0;
2571 }
2572
2573 /*
2574 * rt2860_getradiocaps
2575 */
2576 static void rt2860_getradiocaps(struct ieee80211com *ic,
2577 int maxchans, int *nchans, struct ieee80211_channel chans[])
2578 {
2579 *nchans = (ic->ic_nchans >= maxchans) ? maxchans : ic->ic_nchans;
2580
2581 memcpy(chans, ic->ic_channels, (*nchans) * sizeof(struct ieee80211_channel));
2582 }
2583
2584 /*
2585 * rt2860_scan_start
2586 */
2587 static void rt2860_scan_start(struct ieee80211com *ic)
2588 {
2589 struct rt2860_softc *sc;
2590 struct ifnet *ifp;
2591
2592 ifp = ic->ic_ifp;
2593 sc = ifp->if_softc;
2594
2595 rt2860_asic_disable_tsf_sync(sc);
2596 }
2597
2598 /*
2599 * rt2860_scan_end
2600 */
2601 static void rt2860_scan_end(struct ieee80211com *ic)
2602 {
2603 struct rt2860_softc *sc;
2604 struct ifnet *ifp;
2605
2606 ifp = ic->ic_ifp;
2607 sc = ifp->if_softc;
2608
2609 rt2860_asic_enable_tsf_sync(sc);
2610 }
2611
2612 /*
2613 * rt2860_set_channel
2614 */
2615 static void rt2860_set_channel(struct ieee80211com *ic)
2616 {
2617 struct rt2860_softc *sc;
2618 struct ifnet *ifp;
2619
2620 ifp = ic->ic_ifp;
2621 sc = ifp->if_softc;
2622
2623 RT2860_DPRINTF(sc, RT2860_DEBUG_CHAN,
2624 "%s: set channel: channel=%u, HT%s%s\n",
2625 device_get_nameunit(sc->dev),
2626 ieee80211_chan2ieee(ic, ic->ic_curchan),
2627 !IEEE80211_IS_CHAN_HT(ic->ic_curchan) ? " disabled" :
2628 IEEE80211_IS_CHAN_HT20(ic->ic_curchan) ? "20":
2629 IEEE80211_IS_CHAN_HT40U(ic->ic_curchan) ? "40U" : "40D",
2630 (ic->ic_flags & IEEE80211_F_SCAN) ? ", scanning" : "");
2631
2632 RT2860_SOFTC_LOCK(sc);
2633
2634 rt2860_rf_set_chan(sc, ic->ic_curchan);
2635
2636 RT2860_SOFTC_UNLOCK(sc);
2637 }
2638
2639 /*
2640 * rt2860_newassoc
2641 */
2642 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew)
2643 {
2644 struct rt2860_softc *sc;
2645 struct ieee80211com *ic;
2646 struct ifnet *ifp;
2647 struct ieee80211vap *vap;
2648 struct rt2860_softc_vap *rvap;
2649 struct rt2860_softc_node *rni;
2650 uint16_t aid;
2651 uint8_t wcid;
2652
2653 vap = ni->ni_vap;
2654 ic = vap->iv_ic;
2655 ifp = ic->ic_ifp;
2656 sc = ifp->if_softc;
2657 rvap = (struct rt2860_softc_vap *) vap;
2658 rni = (struct rt2860_softc_node *) ni;
2659
2660 if (isnew)
2661 {
2662 aid = IEEE80211_AID(ni->ni_associd);
2663 rni->staid = rt2860_staid_alloc(sc, aid);
2664 wcid = rni->staid;
2665
2666 rt2860_io_mac_write_multi(sc, RT2860_REG_WCID(wcid),
2667 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2668
2669 rt2860_amrr_node_init(&rvap->amrr, &sc->amrr_node[wcid], ni);
2670
2671 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2672 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2673 device_get_nameunit(sc->dev),
2674 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2675 ni->ni_associd, ni->ni_txrate,
2676 (ni->ni_flags & IEEE80211_NODE_HT) ?
2677 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2678 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2679
2680 rt2860_asic_updateprot(sc);
2681 rt2860_asic_updateslot(sc);
2682 rt2860_asic_set_txpreamble(sc);
2683 }
2684
2685 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2686 "%s: new association: isnew=%d, macaddr=%s, associd=0x%04x, staid=0x%02x, QoS %s, ERP %s, HT %s\n",
2687 device_get_nameunit(sc->dev), isnew, ether_sprintf(ni->ni_macaddr),
2688 ni->ni_associd, rni->staid,
2689 (ni->ni_flags & IEEE80211_NODE_QOS) ? "enabled" : "disabled",
2690 (ni->ni_flags & IEEE80211_NODE_ERP) ? "enabled" : "disabled",
2691 (ni->ni_flags & IEEE80211_NODE_HT) ? "enabled" : "disabled");
2692 }
2693
2694 /*
2695 * rt2860_updateslot
2696 */
2697 static void rt2860_updateslot(struct ifnet *ifp)
2698 {
2699 struct rt2860_softc *sc;
2700
2701 sc = ifp->if_softc;
2702
2703 rt2860_asic_updateslot(sc);
2704 }
2705
2706 /*
2707 * rt2860_update_promisc
2708 */
2709 static void rt2860_update_promisc(struct ifnet *ifp)
2710 {
2711 struct rt2860_softc *sc;
2712
2713 sc = ifp->if_softc;
2714
2715 rt2860_asic_update_promisc(sc);
2716 }
2717
2718 /*
2719 * rt2860_update_mcast
2720 */
2721 static void rt2860_update_mcast(struct ifnet *ifp)
2722 {
2723 struct rt2860_softc *sc;
2724
2725 sc = ifp->if_softc;
2726 }
2727
2728 /*
2729 * rt2860_wme_update
2730 */
2731 static int rt2860_wme_update(struct ieee80211com *ic)
2732 {
2733 struct rt2860_softc *sc;
2734 struct ifnet *ifp;
2735
2736 ifp = ic->ic_ifp;
2737 sc = ifp->if_softc;
2738
2739 rt2860_asic_wme_update(sc);
2740
2741 return 0;
2742 }
2743
2744 /*
2745 * rt2860_raw_xmit
2746 */
2747 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2748 const struct ieee80211_bpf_params *params)
2749 {
2750 struct rt2860_softc *sc;
2751 struct ieee80211com *ic;
2752 struct ifnet *ifp;
2753
2754 ic = ni->ni_ic;
2755 ifp = ic->ic_ifp;
2756 sc = ifp->if_softc;
2757
2758 RT2860_SOFTC_LOCK(sc);
2759
2760 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2761 {
2762 RT2860_SOFTC_UNLOCK(sc);
2763
2764 m_freem(m);
2765 ieee80211_free_node(ni);
2766
2767 return ENETDOWN;
2768 }
2769
2770 if (sc->tx_ring[sc->tx_ring_mgtqid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
2771 {
2772 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
2773 "%s: raw xmit: Tx ring with qid=%d is full\n",
2774 device_get_nameunit(sc->dev), sc->tx_ring_mgtqid);
2775
2776 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2777
2778 RT2860_SOFTC_UNLOCK(sc);
2779
2780 m_freem(m);
2781 ieee80211_free_node(ni);
2782
2783 sc->tx_data_queue_full[sc->tx_ring_mgtqid]++;
2784
2785 return ENOBUFS;
2786 }
2787
2788 if (rt2860_tx_mgmt(sc, m, ni, sc->tx_ring_mgtqid) != 0)
2789 {
2790 ifp->if_oerrors++;
2791
2792 RT2860_SOFTC_UNLOCK(sc);
2793
2794 ieee80211_free_node(ni);
2795
2796 return EIO;
2797 }
2798
2799 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
2800
2801 RT2860_SOFTC_UNLOCK(sc);
2802
2803 return 0;
2804 }
2805
2806 /*
2807 * rt2860_recv_action
2808 */
2809 static int rt2860_recv_action(struct ieee80211_node *ni,
2810 const struct ieee80211_frame *wh,
2811 const uint8_t *frm, const uint8_t *efrm)
2812 {
2813 struct rt2860_softc *sc;
2814 struct ieee80211com *ic;
2815 struct ifnet *ifp;
2816 struct rt2860_softc_node *rni;
2817 const struct ieee80211_action *ia;
2818 struct ieee80211_tx_ampdu *tx_ampdu;
2819 uint16_t status, baparamset;
2820 uint8_t wcid;
2821 int ret, tid, bufsize, ac;
2822 uint32_t tmp;
2823
2824 ic = ni->ni_ic;
2825 ifp = ic->ic_ifp;
2826 sc = ifp->if_softc;
2827 rni = (struct rt2860_softc_node *) ni;
2828
2829 ia = (const struct ieee80211_action *) frm;
2830
2831 ret = sc->recv_action(ni, wh, frm, efrm);
2832
2833 if (ia->ia_category != IEEE80211_ACTION_CAT_BA)
2834 return ret;
2835
2836 wcid = rni->staid;
2837
2838 switch (ia->ia_action)
2839 {
2840 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2841 case IEEE80211_ACTION_BA_ADDBA_REQUEST:
2842 baparamset = LE_READ_2(frm + 3);
2843 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2844 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2845
2846 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2847 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2848 device_get_nameunit(sc->dev), ni->ni_associd, tid, bufsize);
2849
2850 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2851
2852 tmp |= (0x10000 << tid);
2853
2854 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2855 break;
2856
2857 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2858 case IEEE80211_ACTION_BA_ADDBA_RESPONSE:
2859 status = LE_READ_2(frm + 3);
2860 baparamset = LE_READ_2(frm + 4);
2861 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2862 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2863 ac = TID_TO_WME_AC(tid);
2864 tx_ampdu = &ni->ni_tx_ampdu[ac];
2865
2866 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2867 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2868 device_get_nameunit(sc->dev), ni->ni_associd, status, tid, bufsize);
2869
2870 if (sc->mac_rev >= 0x28720200)
2871 {
2872 if (tx_ampdu->txa_wnd > 13)
2873 tx_ampdu->txa_wnd = 13;
2874 }
2875 else
2876 {
2877 if (tx_ampdu->txa_wnd > 7)
2878 tx_ampdu->txa_wnd = 7;
2879 }
2880
2881 if (status == IEEE80211_STATUS_SUCCESS)
2882 {
2883 sc->tx_ampdu_sessions++;
2884
2885 rt2860_asic_updateprot(sc);
2886 }
2887 break;
2888
2889 /* IEEE80211_ACTION_BA_DELBA */
2890 case IEEE80211_ACTION_BA_DELBA:
2891 baparamset = LE_READ_2(frm + 2);
2892 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2893
2894 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2895 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2896 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2897
2898 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2899
2900 tmp &= ~(0x10000 << tid);
2901
2902 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2903 break;
2904 }
2905
2906 return ret;
2907 }
2908
2909 /*
2910 * rt2860_send_action
2911 */
2912 static int rt2860_send_action(struct ieee80211_node *ni,
2913 int cat, int act, void *sa)
2914 {
2915 struct rt2860_softc *sc;
2916 struct ieee80211com *ic;
2917 struct ifnet *ifp;
2918 struct rt2860_softc_node *rni;
2919 uint16_t *args, baparamset;
2920 uint8_t wcid;
2921 int ret, tid;
2922 uint32_t tmp;
2923
2924 ic = ni->ni_ic;
2925 ifp = ic->ic_ifp;
2926 sc = ifp->if_softc;
2927 rni = (struct rt2860_softc_node *) ni;
2928
2929 ret = sc->send_action(ni, cat, act, sa);
2930
2931 if (cat != IEEE80211_ACTION_CAT_BA)
2932 return ret;
2933
2934 wcid = rni->staid;
2935 args = sa;
2936
2937 switch (act)
2938 {
2939 /* IEEE80211_ACTION_BA_DELBA */
2940 case IEEE80211_ACTION_BA_DELBA:
2941 baparamset = RT2860_SM(args[0], IEEE80211_DELBAPS_TID) | args[1];
2942
2943 tid = RT2860_MS(baparamset, IEEE80211_DELBAPS_TID);
2944
2945 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2946 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2947 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2948
2949 if (RT2860_MS(baparamset, IEEE80211_DELBAPS_INIT) != IEEE80211_DELBAPS_INIT)
2950 {
2951 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2952
2953 tmp &= ~(0x10000 << tid);
2954
2955 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2956 }
2957 else
2958 {
2959 sc->tx_ampdu_sessions--;
2960
2961 rt2860_asic_updateprot(sc);
2962 }
2963 break;
2964 }
2965
2966 return ret;
2967 }
2968
2969 /*
2970 * rt2860_amrr_update_iter_func
2971 */
2972 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni)
2973 {
2974 struct rt2860_softc *sc;
2975 struct ieee80211com *ic;
2976 struct ifnet *ifp;
2977 struct ieee80211vap *vap;
2978 struct rt2860_softc_vap *rvap;
2979 struct rt2860_softc_node *rni;
2980 uint8_t wcid;
2981
2982 vap = arg;
2983 ic = vap->iv_ic;
2984 ifp = ic->ic_ifp;
2985 sc = ifp->if_softc;
2986 rvap = (struct rt2860_softc_vap *) vap;
2987 rni = (struct rt2860_softc_node *) ni;
2988
2989 /* only associated stations */
2990
2991 if ((ni->ni_vap == vap) && (rni->staid != 0))
2992 {
2993 wcid = rni->staid;
2994
2995 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2996 "%s: AMRR node: staid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2997 device_get_nameunit(sc->dev),
2998 rni->staid, sc->amrr_node[wcid].txcnt, sc->amrr_node[wcid].success, sc->amrr_node[wcid].retrycnt);
2999
3000 rt2860_amrr_choose(ni, &sc->amrr_node[wcid]);
3001
3002 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
3003 "%s:%s node Tx rate: associd=0x%04x, staid=0x%02x, rate=0x%02x, max rate=0x%02x\n",
3004 device_get_nameunit(sc->dev),
3005 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
3006 ni->ni_associd, rni->staid, ni->ni_txrate,
3007 (ni->ni_flags & IEEE80211_NODE_HT) ?
3008 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
3009 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
3010 }
3011 }
3012
3013 /*
3014 * rt2860_periodic
3015 */
3016 static void rt2860_periodic(void *arg)
3017 {
3018 struct rt2860_softc *sc;
3019
3020 sc = arg;
3021
3022 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
3023 "%s: periodic\n",
3024 device_get_nameunit(sc->dev));
3025
3026 taskqueue_enqueue(sc->taskqueue, &sc->periodic_task);
3027 }
3028
3029 /*
3030 * rt2860_tx_watchdog
3031 */
3032 static void rt2860_tx_watchdog(void *arg)
3033 {
3034 struct rt2860_softc *sc;
3035 struct ifnet *ifp;
3036
3037 sc = arg;
3038 ifp = sc->ifp;
3039
3040 if (sc->tx_timer == 0)
3041 return;
3042
3043 if (--sc->tx_timer == 0)
3044 {
3045 printf("%s: Tx watchdog timeout: resetting\n",
3046 device_get_nameunit(sc->dev));
3047
3048 rt2860_stop_locked(sc);
3049 rt2860_init_locked(sc);
3050
3051 ifp->if_oerrors++;
3052
3053 sc->tx_watchdog_timeouts++;
3054 }
3055
3056 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
3057 }
3058
3059 /*
3060 * rt2860_staid_alloc
3061 */
3062 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid)
3063 {
3064 int staid;
3065
3066 if ((aid > 0 && aid < RT2860_SOFTC_STAID_COUNT) && isclr(sc->staid_mask, aid))
3067 {
3068 staid = aid;
3069 }
3070 else
3071 {
3072 for (staid = 1; staid < RT2860_SOFTC_STAID_COUNT; staid++)
3073 {
3074 if (isclr(sc->staid_mask, staid))
3075 break;
3076 }
3077 }
3078
3079 setbit(sc->staid_mask, staid);
3080
3081 return staid;
3082 }
3083
3084 /*
3085 * rt2860_staid_delete
3086 */
3087 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid)
3088 {
3089 clrbit(sc->staid_mask, staid);
3090 }
3091
3092 /*
3093 * rt2860_asic_set_bssid
3094 */
3095 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
3096 const uint8_t *bssid)
3097 {
3098 uint32_t tmp;
3099
3100 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3101 "%s: set bssid: bssid=%s\n",
3102 device_get_nameunit(sc->dev),
3103 ether_sprintf(bssid));
3104
3105 tmp = bssid[0] | (bssid[1]) << 8 | (bssid[2] << 16) | (bssid[3] << 24);
3106
3107 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW0, tmp);
3108
3109 tmp = bssid[4] | (bssid[5] << 8);
3110
3111 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW1, tmp);
3112 }
3113
3114 /*
3115 * rt2860_asic_set_macaddr
3116 */
3117 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
3118 const uint8_t *addr)
3119 {
3120 uint32_t tmp;
3121
3122 tmp = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
3123
3124 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW0, tmp);
3125
3126 tmp = addr[4] | (addr[5] << 8);
3127
3128 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW1, tmp);
3129 }
3130
3131 /*
3132 * rt2860_asic_enable_tsf_sync
3133 */
3134 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc)
3135 {
3136 struct ifnet *ifp;
3137 struct ieee80211com *ic;
3138 struct ieee80211vap *vap;
3139 uint32_t tmp;
3140
3141 ifp = sc->ifp;
3142 ic = ifp->if_l2com;
3143 vap = TAILQ_FIRST(&ic->ic_vaps);
3144
3145 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3146 "%s: enabling TSF\n",
3147 device_get_nameunit(sc->dev));
3148
3149 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3150
3151 tmp &= ~0x1fffff;
3152 tmp |= vap->iv_bss->ni_intval * 16;
3153 tmp |= (RT2860_REG_TSF_TIMER_ENABLE | RT2860_REG_TBTT_TIMER_ENABLE);
3154
3155 if (vap->iv_opmode == IEEE80211_M_STA)
3156 {
3157 tmp |= (RT2860_REG_TSF_SYNC_MODE_STA << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3158 }
3159 else if (vap->iv_opmode == IEEE80211_M_IBSS)
3160 {
3161 tmp |= RT2860_REG_BCN_TX_ENABLE;
3162 tmp |= (RT2860_REG_TSF_SYNC_MODE_IBSS << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3163 }
3164 else if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3165 {
3166 tmp |= RT2860_REG_BCN_TX_ENABLE;
3167 tmp |= (RT2860_REG_TSF_SYNC_MODE_HOSTAP << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3168 }
3169
3170 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3171 }
3172
3173 /*
3174 * rt2860_asic_disable_tsf_sync
3175 */
3176 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc)
3177 {
3178 uint32_t tmp;
3179
3180 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3181 "%s: disabling TSF\n",
3182 device_get_nameunit(sc->dev));
3183
3184 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3185
3186 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3187 RT2860_REG_TSF_TIMER_ENABLE |
3188 RT2860_REG_TBTT_TIMER_ENABLE);
3189
3190 tmp &= ~(RT2860_REG_TSF_SYNC_MODE_MASK << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3191 tmp |= (RT2860_REG_TSF_SYNC_MODE_DISABLE << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3192
3193 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3194 }
3195
3196 /*
3197 * rt2860_asic_enable_mrr
3198 */
3199 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc)
3200 {
3201 #define CCK(mcs) (mcs)
3202 #define OFDM(mcs) ((1 << 3) | (mcs))
3203 #define HT(mcs) (mcs)
3204
3205 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG0,
3206 (OFDM(6) << 28) | /* 54 -> 48 */
3207 (OFDM(5) << 24) | /* 48 -> 36 */
3208 (OFDM(4) << 20) | /* 36 -> 24 */
3209 (OFDM(3) << 16) | /* 24 -> 18 */
3210 (OFDM(2) << 12) | /* 18 -> 12 */
3211 (OFDM(1) << 8) | /* 12 -> 9 */
3212 (OFDM(0) << 4) | /* 9 -> 6 */
3213 OFDM(0)); /* 6 -> 6 */
3214
3215 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG1,
3216 (CCK(2) << 12) | /* 11 -> 5.5 */
3217 (CCK(1) << 8) | /* 5.5 -> 2 */
3218 (CCK(0) << 4) | /* 2 -> 1 */
3219 CCK(0)); /* 1 -> 1 */
3220
3221 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG0,
3222 (HT(6) << 28) |
3223 (HT(5) << 24) |
3224 (HT(4) << 20) |
3225 (HT(3) << 16) |
3226 (HT(2) << 12) |
3227 (HT(1) << 8) |
3228 (HT(0) << 4) |
3229 HT(0));
3230
3231 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG1,
3232 (HT(14) << 28) |
3233 (HT(13) << 24) |
3234 (HT(12) << 20) |
3235 (HT(11) << 16) |
3236 (HT(10) << 12) |
3237 (HT(9) << 8) |
3238 (HT(8) << 4) |
3239 HT(7));
3240
3241 #undef HT
3242 #undef OFDM
3243 #undef CCK
3244 }
3245
3246 /*
3247 * rt2860_asic_set_txpreamble
3248 */
3249 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc)
3250 {
3251 struct ifnet *ifp;
3252 struct ieee80211com *ic;
3253 uint32_t tmp;
3254
3255 ifp = sc->ifp;
3256 ic = ifp->if_l2com;
3257
3258 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3259 "%s: %s short Tx preamble\n",
3260 device_get_nameunit(sc->dev),
3261 (ic->ic_flags & IEEE80211_F_SHPREAMBLE) ? "enabling" : "disabling");
3262
3263 tmp = rt2860_io_mac_read(sc, RT2860_REG_AUTO_RSP_CFG);
3264
3265 tmp &= ~RT2860_REG_CCK_SHORT_ENABLE;
3266
3267 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3268 tmp |= RT2860_REG_CCK_SHORT_ENABLE;
3269
3270 rt2860_io_mac_write(sc, RT2860_REG_AUTO_RSP_CFG, tmp);
3271 }
3272
3273 /*
3274 * rt2860_asic_set_basicrates
3275 */
3276 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc)
3277 {
3278 struct ifnet *ifp;
3279 struct ieee80211com *ic;
3280
3281 ifp = sc->ifp;
3282 ic = ifp->if_l2com;
3283
3284 if (ic->ic_curmode == IEEE80211_MODE_11B)
3285 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x3);
3286 else if (ic->ic_curmode == IEEE80211_MODE_11A)
3287 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x150);
3288 else
3289 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x15f);
3290 }
3291
3292 /*
3293 * rt2860_asic_update_rtsthreshold
3294 */
3295 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc)
3296 {
3297 struct ifnet *ifp;
3298 struct ieee80211com *ic;
3299 struct ieee80211vap *vap;
3300 uint32_t tmp;
3301 uint16_t threshold;
3302
3303 ifp = sc->ifp;
3304 ic = ifp->if_l2com;
3305 vap = TAILQ_FIRST(&ic->ic_vaps);
3306
3307 if (vap == NULL)
3308 threshold = IEEE80211_RTS_MAX;
3309 else if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
3310 threshold = 0x1000;
3311 else
3312 threshold = vap->iv_rtsthreshold;
3313
3314 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3315 "%s: updating RTS threshold: %d\n",
3316 device_get_nameunit(sc->dev), threshold);
3317
3318 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_RTS_CFG);
3319
3320 tmp &= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK << RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3321
3322 tmp |= ((threshold & RT2860_REG_TX_RTS_THRESHOLD_MASK) <<
3323 RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3324
3325 rt2860_io_mac_write(sc, RT2860_REG_TX_RTS_CFG, tmp);
3326 }
3327
3328 /*
3329 * rt2860_asic_update_txpower
3330 */
3331 static void rt2860_asic_update_txpower(struct rt2860_softc *sc)
3332 {
3333 struct ifnet *ifp;
3334 struct ieee80211com *ic;
3335 uint32_t *txpow_rate;
3336 int8_t delta;
3337 uint8_t val;
3338 uint32_t tmp;
3339 int i;
3340
3341 ifp = sc->ifp;
3342 ic = ifp->if_l2com;
3343
3344 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3345 "%s: updating Tx power: %d\n",
3346 device_get_nameunit(sc->dev), ic->ic_txpowlimit);
3347
3348 if (!IEEE80211_IS_CHAN_HT40(ic->ic_curchan))
3349 {
3350 txpow_rate = sc->txpow_rate_20mhz;
3351 }
3352 else
3353 {
3354 if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan))
3355 txpow_rate = sc->txpow_rate_40mhz_2ghz;
3356 else
3357 txpow_rate = sc->txpow_rate_40mhz_5ghz;
3358 }
3359
3360 delta = 0;
3361
3362 val = rt2860_io_bbp_read(sc, 1);
3363 val &= 0xfc;
3364
3365 if (ic->ic_txpowlimit > 90)
3366 {
3367 /* do nothing */
3368 }
3369 else if (ic->ic_txpowlimit > 60)
3370 {
3371 delta -= 1;
3372 }
3373 else if (ic->ic_txpowlimit > 30)
3374 {
3375 delta -= 3;
3376 }
3377 else if (ic->ic_txpowlimit > 15)
3378 {
3379 val |= 0x1;
3380 }
3381 else if (ic->ic_txpowlimit > 9)
3382 {
3383 val |= 0x1;
3384 delta -= 3;
3385 }
3386 else
3387 {
3388 val |= 0x2;
3389 }
3390
3391 rt2860_io_bbp_write(sc, 1, val);
3392
3393 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
3394 {
3395 if (txpow_rate[i] == 0xffffffff)
3396 continue;
3397
3398 tmp = rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate[i], delta);
3399
3400 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i), tmp);
3401 }
3402 }
3403
3404 /*
3405 * rt2860_asic_update_promisc
3406 */
3407 static void rt2860_asic_update_promisc(struct rt2860_softc *sc)
3408 {
3409 struct ifnet *ifp;
3410 uint32_t tmp;
3411
3412 ifp = sc->ifp;
3413
3414 printf("%s: %s promiscuous mode\n",
3415 device_get_nameunit(sc->dev),
3416 (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving");
3417
3418 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_FILTER_CFG);
3419
3420 tmp &= ~RT2860_REG_RX_FILTER_DROP_UC_NOME;
3421
3422 if (!(ifp->if_flags & IFF_PROMISC))
3423 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
3424
3425 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
3426 }
3427
3428 /*
3429 * rt2860_asic_updateprot
3430 */
3431 static void rt2860_asic_updateprot(struct rt2860_softc *sc)
3432 {
3433 struct ifnet *ifp;
3434 struct ieee80211com *ic;
3435 struct ieee80211vap *vap;
3436 uint32_t cck_prot, ofdm_prot, mm20_prot, mm40_prot, gf20_prot, gf40_prot;
3437 uint8_t htopmode;
3438 enum ieee80211_protmode htprotmode;
3439
3440 ifp = sc->ifp;
3441 ic = ifp->if_l2com;
3442 vap = TAILQ_FIRST(&ic->ic_vaps);
3443
3444 /* CCK frame protection */
3445
3446 cck_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3447 RT2860_REG_TXOP_ALLOW_ALL | RT2860_REG_PROT_CTRL_NONE;
3448
3449 /* set up protection frame phy mode and rate (MCS code) */
3450
3451 if (ic->ic_curmode == IEEE80211_MODE_11A)
3452 cck_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3453 (0 << RT2860_REG_PROT_MCS_SHIFT);
3454 else
3455 cck_prot |= ((RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3456 (3 << RT2860_REG_PROT_MCS_SHIFT));
3457
3458 rt2860_io_mac_write(sc, RT2860_REG_TX_CCK_PROT_CFG, cck_prot);
3459
3460 /* OFDM frame protection */
3461
3462 ofdm_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3463 RT2860_REG_TXOP_ALLOW_ALL;
3464
3465 if (ic->ic_flags & IEEE80211_F_USEPROT)
3466 {
3467 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3468 "%s: updating protection mode: b/g protection mode=%s\n",
3469 device_get_nameunit(sc->dev),
3470 (ic->ic_protmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3471 ((ic->ic_protmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3472
3473 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3474 ofdm_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3475 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3476 ofdm_prot |= RT2860_REG_PROT_CTRL_CTS;
3477 else
3478 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3479 }
3480 else
3481 {
3482 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3483 "%s: updating protection mode: b/g protection mode=%s\n",
3484 device_get_nameunit(sc->dev), "none");
3485
3486 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3487 }
3488
3489 rt2860_io_mac_write(sc, RT2860_REG_TX_OFDM_PROT_CFG, ofdm_prot);
3490
3491 /* HT frame protection */
3492
3493 if ((vap != NULL) && (vap->iv_opmode == IEEE80211_M_STA) && (vap->iv_state == IEEE80211_S_RUN))
3494 htopmode = vap->iv_bss->ni_htopmode;
3495 else
3496 htopmode = ic->ic_curhtprotmode;
3497
3498 htprotmode = ic->ic_htprotmode;
3499
3500 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3501
3502 if (sc->tx_ampdu_sessions > 0)
3503 {
3504 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3505 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3506 device_get_nameunit(sc->dev));
3507
3508 htopmode = IEEE80211_HTINFO_OPMODE_MIXED;
3509 htprotmode = IEEE80211_PROT_RTSCTS;
3510 }
3511
3512 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3513 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3514 device_get_nameunit(sc->dev),
3515 htopmode & IEEE80211_HTINFO_OPMODE,
3516 (htprotmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3517 ((htprotmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3518
3519 switch (htopmode & IEEE80211_HTINFO_OPMODE)
3520 {
3521 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3522 case IEEE80211_HTINFO_OPMODE_HT20PR:
3523 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3524 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3525 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3526 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3527 (4 << RT2860_REG_PROT_MCS_SHIFT);
3528
3529 gf20_prot = mm20_prot;
3530
3531 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL |
3532 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3533 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3534
3535 if (htprotmode == IEEE80211_PROT_RTSCTS)
3536 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3537 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3538 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3539 else
3540 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3541
3542 gf40_prot = mm40_prot;
3543 break;
3544
3545 /* IEEE80211_HTINFO_OPMODE_MIXED */
3546 case IEEE80211_HTINFO_OPMODE_MIXED:
3547 mm20_prot = RT2860_REG_PROT_NAV_SHORT |
3548 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3549 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20;
3550
3551 if (ic->ic_flags & IEEE80211_F_USEPROT)
3552 mm20_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3553 (3 << RT2860_REG_PROT_MCS_SHIFT);
3554 else
3555 mm20_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3556 (4 << RT2860_REG_PROT_MCS_SHIFT);
3557
3558 if (htprotmode == IEEE80211_PROT_RTSCTS)
3559 mm20_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3560 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3561 mm20_prot |= RT2860_REG_PROT_CTRL_CTS;
3562 else
3563 mm20_prot |= RT2860_REG_PROT_CTRL_NONE;
3564
3565 gf20_prot = mm20_prot;
3566
3567 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL;
3568
3569 if (ic->ic_flags & IEEE80211_F_USEPROT)
3570 mm40_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3571 (3 << RT2860_REG_PROT_MCS_SHIFT);
3572 else
3573 mm40_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3574 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3575
3576 if (htprotmode == IEEE80211_PROT_RTSCTS)
3577 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3578 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3579 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3580 else
3581 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3582
3583 gf40_prot = mm40_prot;
3584 break;
3585
3586 /*
3587 * IEEE80211_HTINFO_OPMODE_PURE
3588 * IEEE80211_HTINFO_OPMODE_PROTOPT
3589 */
3590 case IEEE80211_HTINFO_OPMODE_PURE:
3591 case IEEE80211_HTINFO_OPMODE_PROTOPT:
3592 default:
3593 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3594 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3595 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3596 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3597 (4 << RT2860_REG_PROT_MCS_SHIFT);
3598
3599 gf20_prot = mm20_prot;
3600
3601 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3602 RT2860_REG_TXOP_ALLOW_ALL |
3603 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3604 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3605
3606 gf40_prot = mm40_prot;
3607 break;
3608 }
3609
3610 rt2860_io_mac_write(sc, RT2860_REG_TX_MM20_PROT_CFG, mm20_prot);
3611 rt2860_io_mac_write(sc, RT2860_REG_TX_MM40_PROT_CFG, mm40_prot);
3612 rt2860_io_mac_write(sc, RT2860_REG_TX_GF20_PROT_CFG, gf20_prot);
3613 rt2860_io_mac_write(sc, RT2860_REG_TX_GF40_PROT_CFG, gf40_prot);
3614 }
3615
3616 /*
3617 * rt2860_asic_updateslot
3618 */
3619 static void rt2860_asic_updateslot(struct rt2860_softc *sc)
3620 {
3621 struct ifnet *ifp;
3622 struct ieee80211com *ic;
3623 struct ieee80211vap *vap;
3624 uint32_t tmp;
3625
3626 ifp = sc->ifp;
3627 ic = ifp->if_l2com;
3628 vap = TAILQ_FIRST(&ic->ic_vaps);
3629
3630 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3631 "%s: %s short slot time\n",
3632 device_get_nameunit(sc->dev),
3633 ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3634 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST))) ? "enabling" : "disabling");
3635
3636 tmp = rt2860_io_mac_read(sc, RT2860_REG_BKOFF_SLOT_CFG);
3637
3638 tmp &= ~0xff;
3639
3640 if ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3641 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST)))
3642 tmp |= IEEE80211_DUR_SHSLOT;
3643 else
3644 tmp |= IEEE80211_DUR_SLOT;
3645
3646 rt2860_io_mac_write(sc, RT2860_REG_BKOFF_SLOT_CFG, tmp);
3647 }
3648
3649 /*
3650 * rt2860_asic_wme_update
3651 */
3652 static void rt2860_asic_wme_update(struct rt2860_softc *sc)
3653 {
3654 struct ifnet *ifp;
3655 struct ieee80211com *ic;
3656 struct ieee80211_wme_state *wme;
3657 const struct wmeParams *wmep;
3658 int i;
3659
3660 ifp = sc->ifp;
3661 ic = ifp->if_l2com;
3662 wme = &ic->ic_wme;
3663 wmep = wme->wme_chanParams.cap_wmeParams;
3664
3665 RT2860_DPRINTF(sc, RT2860_DEBUG_WME,
3666 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3667 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3668 device_get_nameunit(sc->dev),
3669 wmep[WME_AC_VO].wmep_aifsn,
3670 wmep[WME_AC_VO].wmep_logcwmin, wmep[WME_AC_VO].wmep_logcwmax,
3671 wmep[WME_AC_VO].wmep_txopLimit,
3672 wmep[WME_AC_VI].wmep_aifsn,
3673 wmep[WME_AC_VI].wmep_logcwmin, wmep[WME_AC_VI].wmep_logcwmax,
3674 wmep[WME_AC_VI].wmep_txopLimit,
3675 wmep[WME_AC_BK].wmep_aifsn,
3676 wmep[WME_AC_BK].wmep_logcwmin, wmep[WME_AC_BK].wmep_logcwmax,
3677 wmep[WME_AC_BK].wmep_txopLimit,
3678 wmep[WME_AC_BE].wmep_aifsn,
3679 wmep[WME_AC_BE].wmep_logcwmin, wmep[WME_AC_BE].wmep_logcwmax,
3680 wmep[WME_AC_BE].wmep_txopLimit);
3681
3682 for (i = 0; i < WME_NUM_AC; i++)
3683 rt2860_io_mac_write(sc, RT2860_REG_TX_EDCA_AC_CFG(i),
3684 (wmep[i].wmep_logcwmax << 16) | (wmep[i].wmep_logcwmin << 12) |
3685 (wmep[i].wmep_aifsn << 8) | wmep[i].wmep_txopLimit);
3686
3687 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_AIFSN_CFG,
3688 (wmep[WME_AC_VO].wmep_aifsn << 12) | (wmep[WME_AC_VI].wmep_aifsn << 8) |
3689 (wmep[WME_AC_BK].wmep_aifsn << 4) | wmep[WME_AC_BE].wmep_aifsn);
3690
3691 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMIN_CFG,
3692 (wmep[WME_AC_VO].wmep_logcwmin << 12) | (wmep[WME_AC_VI].wmep_logcwmin << 8) |
3693 (wmep[WME_AC_BK].wmep_logcwmin << 4) | wmep[WME_AC_BE].wmep_logcwmin);
3694
3695 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMAX_CFG,
3696 (wmep[WME_AC_VO].wmep_logcwmax << 12) | (wmep[WME_AC_VI].wmep_logcwmax << 8) |
3697 (wmep[WME_AC_BK].wmep_logcwmax << 4) | wmep[WME_AC_BE].wmep_logcwmax);
3698
3699 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG,
3700 (wmep[WME_AC_BK].wmep_txopLimit << 16) | wmep[WME_AC_BE].wmep_txopLimit);
3701
3702 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
3703 (wmep[WME_AC_VO].wmep_txopLimit << 16) | wmep[WME_AC_VI].wmep_txopLimit);
3704 }
3705
3706 /*
3707 * rt2860_asic_update_beacon
3708 */
3709 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
3710 struct ieee80211vap *vap)
3711 {
3712 struct rt2860_softc_vap *rvap;
3713 struct mbuf *m;
3714 struct rt2860_txwi *txwi;
3715 uint32_t tmp;
3716
3717 rvap = (struct rt2860_softc_vap *) vap;
3718
3719 m = rvap->beacon_mbuf;
3720 txwi = &rvap->beacon_txwi;
3721
3722 /* disable temporarily TSF sync */
3723
3724 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3725
3726 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3727 RT2860_REG_TSF_TIMER_ENABLE |
3728 RT2860_REG_TBTT_TIMER_ENABLE);
3729
3730 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3731
3732 /* write Tx wireless info and beacon frame to on-chip memory */
3733
3734 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0),
3735 txwi, sizeof(struct rt2860_txwi));
3736
3737 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi),
3738 mtod(m, uint8_t *), m->m_pkthdr.len);
3739
3740 /* enable again TSF sync */
3741
3742 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3743
3744 tmp |= (RT2860_REG_BCN_TX_ENABLE |
3745 RT2860_REG_TSF_TIMER_ENABLE |
3746 RT2860_REG_TBTT_TIMER_ENABLE);
3747
3748 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3749 }
3750
3751 /*
3752 * rt2860_asic_clear_keytables
3753 */
3754 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc)
3755 {
3756 int i;
3757
3758 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3759
3760 for (i = 0; i < 256; i++)
3761 {
3762 rt2860_io_mac_write(sc, RT2860_REG_WCID(i), 0xffffffff);
3763 rt2860_io_mac_write(sc, RT2860_REG_WCID(i) + 4, 0x0000ffff);
3764 }
3765
3766 /* clear WCID attribute table (entries = 256, entry size = 4) */
3767
3768 rt2860_io_mac_set_region_4(sc, RT2860_REG_WCID_ATTR(0), 0, 256);
3769
3770 /* clear IV/EIV table (entries = 256, entry size = 8) */
3771
3772 rt2860_io_mac_set_region_4(sc, RT2860_REG_IVEIV(0), 0, 2 * 256);
3773
3774 /* clear pairwise key table (entries = 64, entry size = 32) */
3775
3776 rt2860_io_mac_set_region_4(sc, RT2860_REG_PKEY(0), 0, 8 * 64);
3777
3778 /* clear shared key table (entries = 32, entry size = 32) */
3779
3780 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3781
3782 /* clear shared key mode (entries = 32, entry size = 2) */
3783
3784 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY_MODE(0), 0, 16);
3785 }
3786
3787 /*
3788 * rt2860_beacon_alloc
3789 */
3790 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
3791 struct ieee80211vap *vap)
3792 {
3793 struct ieee80211com *ic;
3794 struct rt2860_softc_vap *rvap;
3795 const struct ieee80211_txparam *tp;
3796 struct mbuf *m;
3797 struct rt2860_txwi txwi;
3798 uint8_t rate, mcs;
3799
3800 ic = vap->iv_ic;
3801 rvap = (struct rt2860_softc_vap *) vap;
3802 tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_bsschan)];
3803
3804 m = ieee80211_beacon_alloc(vap->iv_bss, &rvap->beacon_offsets);
3805 if (m == NULL)
3806 return ENOMEM;
3807
3808 rate = tp->mgmtrate;
3809 mcs = rt2860_rate2mcs(rate);
3810
3811 memset(&txwi, 0, sizeof(struct rt2860_txwi));
3812
3813 txwi.wcid = RT2860_WCID_RESERVED;
3814 txwi.pid_mpdu_len = ((htole16(m->m_pkthdr.len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3815 RT2860_TXWI_MPDU_LEN_SHIFT);
3816 txwi.txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3817 txwi.mpdu_density_flags |=
3818 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3819 txwi.bawin_size_xflags |=
3820 (RT2860_TXWI_XFLAGS_NSEQ << RT2860_TXWI_XFLAGS_SHIFT);
3821
3822 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
3823 {
3824 txwi.phymode_ifs_stbc_shortgi =
3825 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3826
3827 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3828 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3829 }
3830 else
3831 {
3832 txwi.phymode_ifs_stbc_shortgi =
3833 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3834 }
3835
3836 txwi.bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
3837 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3838
3839 if (rvap->beacon_mbuf != NULL)
3840 {
3841 m_free(rvap->beacon_mbuf);
3842 rvap->beacon_mbuf = NULL;
3843 }
3844
3845 rvap->beacon_mbuf = m;
3846 rvap->beacon_txwi = txwi;
3847
3848 return 0;
3849 }
3850
3851 /*
3852 * rt2860_rxrate
3853 */
3854 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi)
3855 {
3856 uint8_t mcs, phymode;
3857 uint8_t rate;
3858
3859 mcs = (rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK;
3860 phymode = (rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
3861 RT2860_RXWI_PHYMODE_MASK;
3862
3863 rate = 2;
3864
3865 switch (phymode)
3866 {
3867 case RT2860_RXWI_PHYMODE_CCK:
3868 switch (mcs & ~RT2860_RXWI_MCS_SHOTPRE)
3869 {
3870 case 0: rate = 2; break; /* 1 Mbps */
3871 case 1: rate = 4; break; /* 2 MBps */
3872 case 2: rate = 11; break; /* 5.5 Mbps */
3873 case 3: rate = 22; break; /* 11 Mbps */
3874 }
3875 break;
3876
3877 case RT2860_RXWI_PHYMODE_OFDM:
3878 switch (mcs)
3879 {
3880 case 0: rate = 12; break; /* 6 Mbps */
3881 case 1: rate = 18; break; /* 9 Mbps */
3882 case 2: rate = 24; break; /* 12 Mbps */
3883 case 3: rate = 36; break; /* 18 Mbps */
3884 case 4: rate = 48; break; /* 24 Mbps */
3885 case 5: rate = 72; break; /* 36 Mbps */
3886 case 6: rate = 96; break; /* 48 Mbps */
3887 case 7: rate = 108; break; /* 54 Mbps */
3888 }
3889 break;
3890
3891 case RT2860_RXWI_PHYMODE_HT_MIXED:
3892 case RT2860_RXWI_PHYMODE_HT_GF:
3893 break;
3894 }
3895
3896 return rate;
3897 }
3898
3899 /*
3900 * rt2860_maxrssi_rxpath
3901 */
3902 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
3903 const struct rt2860_rxwi *rxwi)
3904 {
3905 uint8_t rxpath;
3906
3907 rxpath = 0;
3908
3909 if (sc->nrxpath > 1)
3910 if (rxwi->rssi[1] > rxwi->rssi[rxpath])
3911 rxpath = 1;
3912
3913 if (sc->nrxpath > 2)
3914 if (rxwi->rssi[2] > rxwi->rssi[rxpath])
3915 rxpath = 2;
3916
3917 return rxpath;
3918 }
3919
3920 /*
3921 * rt2860_rssi2dbm
3922 */
3923 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
3924 uint8_t rssi, uint8_t rxpath)
3925 {
3926 struct ifnet *ifp;
3927 struct ieee80211com *ic;
3928 struct ieee80211_channel *c;
3929 int chan;
3930 int8_t rssi_off, lna_gain;
3931
3932 if (rssi == 0)
3933 return -99;
3934
3935 ifp = sc->ifp;
3936 ic = ifp->if_l2com;
3937 c = ic->ic_curchan;
3938 chan = ieee80211_chan2ieee(ic, c);
3939
3940 if (IEEE80211_IS_CHAN_5GHZ(c))
3941 {
3942 rssi_off = sc->rssi_off_5ghz[rxpath];
3943
3944 if (chan <= 64)
3945 lna_gain = sc->lna_gain[1];
3946 else if (chan <= 128)
3947 lna_gain = sc->lna_gain[2];
3948 else
3949 lna_gain = sc->lna_gain[3];
3950 }
3951 else
3952 {
3953 rssi_off = sc->rssi_off_2ghz[rxpath] - sc->lna_gain[0];
3954 lna_gain = sc->lna_gain[0];
3955 }
3956
3957 return (-12 - rssi_off - lna_gain - rssi);
3958 }
3959
3960 /*
3961 * rt2860_rate2mcs
3962 */
3963 static uint8_t rt2860_rate2mcs(uint8_t rate)
3964 {
3965 switch (rate)
3966 {
3967 /* CCK rates */
3968 case 2: return 0;
3969 case 4: return 1;
3970 case 11: return 2;
3971 case 22: return 3;
3972
3973 /* OFDM rates */
3974 case 12: return 0;
3975 case 18: return 1;
3976 case 24: return 2;
3977 case 36: return 3;
3978 case 48: return 4;
3979 case 72: return 5;
3980 case 96: return 6;
3981 case 108: return 7;
3982 }
3983
3984 return 0;
3985 }
3986
3987 /*
3988 * rt2860_tx_mgmt
3989 */
3990 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
3991 struct mbuf *m, struct ieee80211_node *ni, int qid)
3992 {
3993 struct ifnet *ifp;
3994 struct ieee80211com *ic;
3995 struct ieee80211vap *vap;
3996 const struct ieee80211_txparam *tp;
3997 struct rt2860_softc_node *rni;
3998 struct rt2860_softc_tx_ring *ring;
3999 struct rt2860_softc_tx_data *data;
4000 struct rt2860_txdesc *desc;
4001 struct rt2860_txwi *txwi;
4002 struct ieee80211_frame *wh;
4003 struct rt2860_softc_tx_radiotap_header *tap;
4004 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4005 u_int hdrsize, hdrspace;
4006 uint8_t rate, stbc, shortgi, mcs, pid, qsel;
4007 uint16_t len, dmalen, mpdu_len, dur;
4008 int error, mimops, ndmasegs, ndescs, i, j;
4009
4010 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4011 ("%s: Tx MGMT: invalid qid=%d\n",
4012 device_get_nameunit(sc->dev), qid));
4013
4014 ifp = sc->ifp;
4015 ic = ifp->if_l2com;
4016 vap = ni->ni_vap;
4017 rni = (struct rt2860_softc_node *) ni;
4018 tp = ni->ni_txparms;
4019
4020 ring = &sc->tx_ring[qid];
4021 desc = &ring->desc[ring->desc_cur];
4022 data = &ring->data[ring->data_cur];
4023 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4024
4025 wh = mtod(m, struct ieee80211_frame *);
4026
4027 rate = tp->mgmtrate & IEEE80211_RATE_VAL;
4028
4029 /* fill Tx wireless info */
4030
4031 if (ni->ni_flags & IEEE80211_NODE_HT)
4032 mcs = rate;
4033 else
4034 mcs = rt2860_rate2mcs(rate);
4035
4036 /* calculate MPDU length without padding */
4037
4038 hdrsize = ieee80211_hdrsize(wh);
4039 hdrspace = ieee80211_hdrspace(ic, wh);
4040 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4041
4042 memset(txwi, 0, sizeof(struct rt2860_txwi));
4043
4044 /* management frames do not need encryption */
4045
4046 txwi->wcid = RT2860_WCID_RESERVED;
4047
4048 /* MIMO power save */
4049
4050 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4051 {
4052 if (mcs > 7)
4053 {
4054 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4055 {
4056 /* dynamic MIMO power save */
4057
4058 txwi->mpdu_density_flags |=
4059 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4060 }
4061 else
4062 {
4063 /* static MIMO power save */
4064
4065 mcs = 7;
4066 }
4067 }
4068
4069 mimops = 1;
4070 }
4071 else
4072 {
4073 mimops = 0;
4074 }
4075
4076 pid = mcs;
4077
4078 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4079 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4080 RT2860_TXWI_MPDU_LEN_SHIFT);
4081
4082 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4083 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4084
4085 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4086 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4087
4088 txwi->phymode_ifs_stbc_shortgi |=
4089 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4090 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4091
4092 if (ni->ni_flags & IEEE80211_NODE_HT)
4093 {
4094 txwi->phymode_ifs_stbc_shortgi |=
4095 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4096 }
4097 else
4098 {
4099 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4100 {
4101 txwi->phymode_ifs_stbc_shortgi |=
4102 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4103
4104 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4105 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4106 }
4107 else
4108 {
4109 txwi->phymode_ifs_stbc_shortgi |=
4110 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4111 }
4112 }
4113
4114 txwi->bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
4115 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4116
4117 txwi->txop = (RT2860_TXWI_TXOP_BACKOFF << RT2860_TXWI_TXOP_SHIFT);
4118
4119 /* skip ACKs for multicast frames */
4120
4121 if (!IEEE80211_IS_MULTICAST(wh->i_addr1))
4122 {
4123 txwi->bawin_size_xflags |=
4124 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4125
4126 if (ni->ni_flags & IEEE80211_NODE_HT)
4127 {
4128 /* preamble + plcp + signal extension + SIFS */
4129
4130 dur = 16 + 4 + 6 + 10;
4131 }
4132 else
4133 {
4134 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4135 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4136 }
4137
4138 *(uint16_t *) wh->i_dur = htole16(dur);
4139 }
4140
4141 /* ask MAC to insert timestamp into probe responses */
4142
4143 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4144 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4145 txwi->mpdu_density_flags |=
4146 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4147
4148 if (ieee80211_radiotap_active_vap(vap))
4149 {
4150 tap = &sc->txtap;
4151
4152 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4153 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4154 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4155 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4156 tap->chan_maxpow = 0;
4157
4158 if (ni->ni_flags & IEEE80211_NODE_HT)
4159 tap->rate = mcs | IEEE80211_RATE_MCS;
4160 else
4161 tap->rate = rate;
4162
4163 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4164 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4165
4166 if (shortgi)
4167 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4168
4169 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4170 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4171
4172 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4173 {
4174 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4175
4176 ieee80211_radiotap_tx(vap, m);
4177
4178 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4179 }
4180 else
4181 {
4182 ieee80211_radiotap_tx(vap, m);
4183 }
4184 }
4185
4186 /* copy and trim 802.11 header */
4187
4188 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4189 m_adj(m, hdrspace);
4190
4191 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4192 dma_seg, &ndmasegs, 0);
4193 if (error != 0)
4194 {
4195 /* too many fragments, linearize */
4196
4197 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4198 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4199 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4200
4201 m = m_defrag(m, M_DONTWAIT);
4202 if (m == NULL)
4203 return ENOMEM;
4204
4205 sc->tx_defrag_packets++;
4206
4207 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4208 dma_seg, &ndmasegs, 0);
4209 if (error != 0)
4210 {
4211 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4212 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4213 m_freem(m);
4214 return error;
4215 }
4216 }
4217
4218 if (m->m_pkthdr.len == 0)
4219 ndmasegs = 0;
4220
4221 /* determine how many Tx descs are required */
4222
4223 ndescs = 1 + ndmasegs / 2;
4224 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4225 {
4226 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4227 "%s: there are not enough Tx descs\n",
4228 device_get_nameunit(sc->dev));
4229
4230 sc->no_tx_desc_avail++;
4231
4232 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4233 m_freem(m);
4234 return EFBIG;
4235 }
4236
4237 data->m = m;
4238 data->ni = ni;
4239
4240 /* set up Tx descs */
4241
4242 /* first segment is Tx wireless info and 802.11 header */
4243
4244 len = sizeof(struct rt2860_txwi) + hdrsize;
4245
4246 /* align end on a 4-bytes boundary */
4247
4248 dmalen = (len + 3) & ~ 3;
4249
4250 memset((caddr_t) txwi + len, 0, dmalen - len);
4251
4252 qsel = RT2860_TXDESC_QSEL_EDCA;
4253
4254 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4255 desc->sdl0 = htole16(dmalen);
4256 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4257
4258 /* set up payload segments */
4259
4260 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4261 {
4262 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4263 desc->sdl1 = htole16(dma_seg[j].ds_len);
4264
4265 ring->desc_queued++;
4266 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4267
4268 j++;
4269
4270 desc = &ring->desc[ring->desc_cur];
4271
4272 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4273 desc->sdl0 = htole16(dma_seg[j].ds_len);
4274 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4275
4276 j++;
4277 }
4278
4279 /* finalize last payload segment */
4280
4281 if (i > 0)
4282 {
4283 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4284 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4285 }
4286 else
4287 {
4288 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4289 desc->sdl1 = 0;
4290 }
4291
4292 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4293 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4294 "stbc=%d, shortgi=%d, mcs=%d, mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4295 device_get_nameunit(sc->dev),
4296 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4297 stbc, shortgi, mcs, mimops, dmalen, ndmasegs,
4298 (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);
4299
4300 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4301 BUS_DMASYNC_PREWRITE);
4302 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4303 BUS_DMASYNC_PREWRITE);
4304 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4305 BUS_DMASYNC_PREWRITE);
4306
4307 ring->desc_queued++;
4308 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4309
4310 ring->data_queued++;
4311 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4312
4313 /* kick Tx */
4314
4315 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4316
4317 return 0;
4318 }
4319
4320 /*
4321 * rt2860_tx_data
4322 */
4323 static int rt2860_tx_data(struct rt2860_softc *sc,
4324 struct mbuf *m, struct ieee80211_node *ni, int qid)
4325 {
4326 struct ifnet *ifp;
4327 struct ieee80211com *ic;
4328 struct ieee80211vap *vap;
4329 const struct ieee80211_txparam *tp;
4330 struct rt2860_softc_node *rni;
4331 struct rt2860_softc_tx_ring *ring;
4332 struct rt2860_softc_tx_data *data;
4333 struct rt2860_txdesc *desc;
4334 struct rt2860_txwi *txwi;
4335 struct ieee80211_frame *wh;
4336 struct ieee80211_tx_ampdu *tx_ampdu;
4337 ieee80211_seq seqno;
4338 struct rt2860_softc_tx_radiotap_header *tap;
4339 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4340 u_int hdrsize, hdrspace;
4341 uint8_t type, rate, bw, stbc, shortgi, mcs, pid, wcid, mpdu_density, bawin_size, qsel;
4342 uint16_t qos, len, dmalen, mpdu_len, dur;
4343 int error, hasqos, ac, tid, ampdu, mimops, ndmasegs, ndescs, i, j;
4344
4345 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4346 ("%s: Tx data: invalid qid=%d\n",
4347 device_get_nameunit(sc->dev), qid));
4348
4349 ifp = sc->ifp;
4350 ic = ifp->if_l2com;
4351 vap = ni->ni_vap;
4352 rni = (struct rt2860_softc_node *) ni;
4353 tp = ni->ni_txparms;
4354
4355 ring = &sc->tx_ring[qid];
4356 desc = &ring->desc[ring->desc_cur];
4357 data = &ring->data[ring->data_cur];
4358 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4359
4360 wh = mtod(m, struct ieee80211_frame *);
4361
4362 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
4363
4364 hasqos = IEEE80211_QOS_HAS_SEQ(wh);
4365 if (hasqos)
4366 {
4367 if (IEEE80211_HAS_ADDR4(wh))
4368 qos = le16toh(*(const uint16_t *)
4369 (((struct ieee80211_qosframe_addr4 *) wh)->i_qos));
4370 else
4371 qos = le16toh(*(const uint16_t *)
4372 (((struct ieee80211_qosframe *) wh)->i_qos));
4373 }
4374 else
4375 {
4376 qos = 0;
4377 }
4378
4379 if (IEEE80211_IS_MULTICAST(wh->i_addr1))
4380 rate = tp->mcastrate;
4381 else if (m->m_flags & M_EAPOL)
4382 rate = tp->mgmtrate;
4383 else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
4384 rate = tp->ucastrate;
4385 else
4386 rate = ni->ni_txrate;
4387
4388 rate &= IEEE80211_RATE_VAL;
4389
4390 /* fill Tx wireless info */
4391
4392 if (ni->ni_flags & IEEE80211_NODE_HT)
4393 mcs = rate;
4394 else
4395 mcs = rt2860_rate2mcs(rate);
4396
4397 if (type == IEEE80211_FC0_TYPE_DATA)
4398 wcid = !IEEE80211_IS_MULTICAST(wh->i_addr1) ? rni->staid : RT2860_WCID_MCAST;
4399 else
4400 wcid = RT2860_WCID_RESERVED;
4401
4402 /* calculate MPDU length without padding */
4403
4404 hdrsize = ieee80211_hdrsize(wh);
4405 hdrspace = ieee80211_hdrspace(ic, wh);
4406 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4407
4408 memset(txwi, 0, sizeof(struct rt2860_txwi));
4409
4410 txwi->wcid = wcid;
4411
4412 /* MIMO power save */
4413
4414 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4415 {
4416 if (mcs > 7)
4417 {
4418 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4419 {
4420 /* dynamic MIMO power save */
4421
4422 txwi->mpdu_density_flags |=
4423 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4424 }
4425 else
4426 {
4427 /* static MIMO power save */
4428
4429 mcs = 7;
4430 }
4431 }
4432
4433 mimops = 1;
4434 }
4435 else
4436 {
4437 mimops = 0;
4438 }
4439
4440 pid = mcs;
4441
4442 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4443 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4444 RT2860_TXWI_MPDU_LEN_SHIFT);
4445
4446 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4447 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4448
4449 shortgi = (vap->iv_flags_ht & (IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40)) &&
4450 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & (IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40));
4451
4452 txwi->phymode_ifs_stbc_shortgi |=
4453 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4454 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4455
4456 if (ni->ni_flags & IEEE80211_NODE_HT)
4457 {
4458 txwi->phymode_ifs_stbc_shortgi |=
4459 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4460 }
4461 else
4462 {
4463 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4464 {
4465 txwi->phymode_ifs_stbc_shortgi |=
4466 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4467
4468 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4469 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4470 }
4471 else
4472 {
4473 txwi->phymode_ifs_stbc_shortgi |=
4474 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4475 }
4476 }
4477
4478 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_chw == 40))
4479 bw = RT2860_TXWI_BW_40;
4480 else
4481 bw = RT2860_TXWI_BW_20;
4482
4483 txwi->bw_mcs = ((bw & RT2860_TXWI_BW_MASK) << RT2860_TXWI_BW_SHIFT) |
4484 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4485
4486 txwi->txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
4487
4488 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
4489 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != IEEE80211_QOS_ACKPOLICY_NOACK))
4490 {
4491 txwi->bawin_size_xflags |=
4492 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4493
4494 if (ni->ni_flags & IEEE80211_NODE_HT)
4495 {
4496 /* preamble + plcp + signal extension + SIFS */
4497
4498 dur = 16 + 4 + 6 + 10;
4499 }
4500 else
4501 {
4502 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4503 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4504 }
4505
4506 *(uint16_t *) wh->i_dur = htole16(dur);
4507 }
4508
4509 /* check for A-MPDU */
4510
4511 if (m->m_flags & M_AMPDU_MPDU)
4512 {
4513 ac = M_WME_GETAC(m);
4514 tid = WME_AC_TO_TID(ac);
4515 tx_ampdu = &ni->ni_tx_ampdu[ac];
4516
4517 mpdu_density = RT2860_MS(ni->ni_htparam, IEEE80211_HTCAP_MPDUDENSITY);
4518 bawin_size = tx_ampdu->txa_wnd;
4519
4520 txwi->mpdu_density_flags |=
4521 ((mpdu_density & RT2860_TXWI_MPDU_DENSITY_MASK) << RT2860_TXWI_MPDU_DENSITY_SHIFT) |
4522 (RT2860_TXWI_FLAGS_AMPDU << RT2860_TXWI_FLAGS_SHIFT);
4523
4524 txwi->bawin_size_xflags |=
4525 ((bawin_size & RT2860_TXWI_BAWIN_SIZE_MASK) << RT2860_TXWI_BAWIN_SIZE_SHIFT);
4526
4527 seqno = ni->ni_txseqs[tid]++;
4528
4529 *(uint16_t *) &wh->i_seq[0] = htole16(seqno << IEEE80211_SEQ_SEQ_SHIFT);
4530
4531 ampdu = 1;
4532 }
4533 else
4534 {
4535 ampdu = 0;
4536 }
4537
4538 /* ask MAC to insert timestamp into probe responses */
4539
4540 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4541 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4542 txwi->mpdu_density_flags |=
4543 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4544
4545 if (ieee80211_radiotap_active_vap(vap))
4546 {
4547 tap = &sc->txtap;
4548
4549 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4550 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4551 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4552 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4553 tap->chan_maxpow = 0;
4554
4555 if (ni->ni_flags & IEEE80211_NODE_HT)
4556 tap->rate = mcs | IEEE80211_RATE_MCS;
4557 else
4558 tap->rate = rate;
4559
4560 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4561 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4562
4563 if (shortgi)
4564 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4565
4566 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4567 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4568
4569 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4570 {
4571 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4572
4573 ieee80211_radiotap_tx(vap, m);
4574
4575 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4576 }
4577 else
4578 {
4579 ieee80211_radiotap_tx(vap, m);
4580 }
4581 }
4582
4583 /* copy and trim 802.11 header */
4584
4585 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4586 m_adj(m, hdrspace);
4587
4588 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4589 dma_seg, &ndmasegs, 0);
4590 if (error != 0)
4591 {
4592 /* too many fragments, linearize */
4593
4594 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4595 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4596 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4597
4598 m = m_defrag(m, M_DONTWAIT);
4599 if (m == NULL)
4600 return ENOMEM;
4601
4602 sc->tx_defrag_packets++;
4603
4604 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4605 dma_seg, &ndmasegs, 0);
4606 if (error != 0)
4607 {
4608 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4609 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4610 m_freem(m);
4611 return error;
4612 }
4613 }
4614
4615 if (m->m_pkthdr.len == 0)
4616 ndmasegs = 0;
4617
4618 /* determine how many Tx descs are required */
4619
4620 ndescs = 1 + ndmasegs / 2;
4621 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4622 {
4623 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4624 "%s: there are not enough Tx descs\n",
4625 device_get_nameunit(sc->dev));
4626
4627 sc->no_tx_desc_avail++;
4628
4629 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4630 m_freem(m);
4631 return EFBIG;
4632 }
4633
4634 data->m = m;
4635 data->ni = ni;
4636
4637 /* set up Tx descs */
4638
4639 /* first segment is Tx wireless info and 802.11 header */
4640
4641 len = sizeof(struct rt2860_txwi) + hdrsize;
4642
4643 /* align end on a 4-bytes boundary */
4644
4645 dmalen = (len + 3) & ~ 3;
4646
4647 memset((caddr_t) txwi + len, 0, dmalen - len);
4648
4649 qsel = RT2860_TXDESC_QSEL_EDCA;
4650
4651 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4652 desc->sdl0 = htole16(dmalen);
4653 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4654
4655 /* set up payload segments */
4656
4657 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4658 {
4659 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4660 desc->sdl1 = htole16(dma_seg[j].ds_len);
4661
4662 ring->desc_queued++;
4663 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4664
4665 j++;
4666
4667 desc = &ring->desc[ring->desc_cur];
4668
4669 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4670 desc->sdl0 = htole16(dma_seg[j].ds_len);
4671 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4672
4673 j++;
4674 }
4675
4676 /* finalize last payload segment */
4677
4678 if (i > 0)
4679 {
4680 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4681 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4682 }
4683 else
4684 {
4685 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4686 desc->sdl1 = 0;
4687 }
4688
4689 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4690 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4691 "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",
4692 device_get_nameunit(sc->dev),
4693 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4694 bw, stbc, shortgi, mcs, wcid, ampdu, mimops, dmalen, ndmasegs,
4695 (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);
4696
4697 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4698 BUS_DMASYNC_PREWRITE);
4699 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4700 BUS_DMASYNC_PREWRITE);
4701 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4702 BUS_DMASYNC_PREWRITE);
4703
4704 ring->desc_queued++;
4705 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4706
4707 ring->data_queued++;
4708 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4709
4710 /* kick Tx */
4711
4712 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4713
4714 return 0;
4715 }
4716
4717 /*
4718 * rt2860_tx_raw
4719 */
4720 static int rt2860_tx_raw(struct rt2860_softc *sc,
4721 struct mbuf *m, struct ieee80211_node *ni,
4722 const struct ieee80211_bpf_params *params)
4723 {
4724 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4725 "%s: Tx raw\n",
4726 device_get_nameunit(sc->dev));
4727
4728 return 0;
4729 }
4730
4731 /*
4732 * rt2860_intr
4733 */
4734 static void rt2860_intr(void *arg)
4735 {
4736 struct rt2860_softc *sc;
4737 struct ifnet *ifp;
4738 uint32_t status;
4739
4740 sc = arg;
4741 ifp = sc->ifp;
4742
4743 /* acknowledge interrupts */
4744
4745 status = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_INT_STATUS);
4746 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, status);
4747
4748 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4749 "%s: interrupt: status = 0x%08x\n",
4750 device_get_nameunit(sc->dev), status);
4751
4752 if (status == 0xffffffff || /* device likely went away */
4753 status == 0) /* not for us */
4754 return;
4755
4756 sc->interrupts++;
4757
4758 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4759 return;
4760
4761 if (status & RT2860_REG_INT_TX_COHERENT)
4762 rt2860_tx_coherent_intr(sc);
4763
4764 if (status & RT2860_REG_INT_RX_COHERENT)
4765 rt2860_rx_coherent_intr(sc);
4766
4767 if (status & RT2860_REG_INT_TXRX_COHERENT)
4768 rt2860_txrx_coherent_intr(sc);
4769
4770 if (status & RT2860_REG_INT_FIFO_STA_FULL)
4771 rt2860_fifo_sta_full_intr(sc);
4772
4773 if (status & RT2860_REG_INT_TX_MGMT_DONE)
4774 rt2860_tx_intr(sc, 5);
4775
4776 if (status & RT2860_REG_INT_RX_DONE)
4777 rt2860_rx_intr(sc);
4778
4779 if (status & RT2860_REG_INT_RX_DELAY_DONE)
4780 rt2860_rx_delay_intr(sc);
4781
4782 if (status & RT2860_REG_INT_TX_HCCA_DONE)
4783 rt2860_tx_intr(sc, 4);
4784
4785 if (status & RT2860_REG_INT_TX_AC3_DONE)
4786 rt2860_tx_intr(sc, 3);
4787
4788 if (status & RT2860_REG_INT_TX_AC2_DONE)
4789 rt2860_tx_intr(sc, 2);
4790
4791 if (status & RT2860_REG_INT_TX_AC1_DONE)
4792 rt2860_tx_intr(sc, 1);
4793
4794 if (status & RT2860_REG_INT_TX_AC0_DONE)
4795 rt2860_tx_intr(sc, 0);
4796
4797 if (status & RT2860_REG_INT_TX_DELAY_DONE)
4798 rt2860_tx_delay_intr(sc);
4799
4800 if (status & RT2860_REG_INT_PRE_TBTT)
4801 rt2860_pre_tbtt_intr(sc);
4802
4803 if (status & RT2860_REG_INT_TBTT)
4804 rt2860_tbtt_intr(sc);
4805
4806 if (status & RT2860_REG_INT_MCU_CMD)
4807 rt2860_mcu_cmd_intr(sc);
4808
4809 if (status & RT2860_REG_INT_AUTO_WAKEUP)
4810 rt2860_auto_wakeup_intr(sc);
4811
4812 if (status & RT2860_REG_INT_GP_TIMER)
4813 rt2860_gp_timer_intr(sc);
4814 }
4815
4816 /*
4817 * rt2860_tx_coherent_intr
4818 */
4819 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc)
4820 {
4821 uint32_t tmp;
4822 int i;
4823
4824 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4825 "%s: Tx coherent interrupt\n",
4826 device_get_nameunit(sc->dev));
4827
4828 sc->tx_coherent_interrupts++;
4829
4830 /* restart DMA engine */
4831
4832 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4833
4834 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4835 RT2860_REG_RX_DMA_ENABLE |
4836 RT2860_REG_TX_DMA_ENABLE);
4837
4838 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4839
4840 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4841
4842 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4843 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4844
4845 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4846 {
4847 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4848 sc->tx_ring[i].desc_phys_addr);
4849 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4850 RT2860_SOFTC_TX_RING_DESC_COUNT);
4851 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4852 }
4853
4854 /* init Rx ring */
4855
4856 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4857
4858 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4859 sc->rx_ring.desc_phys_addr);
4860 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4861 RT2860_SOFTC_RX_RING_DATA_COUNT);
4862 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4863 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4864
4865 rt2860_txrx_enable(sc);
4866 }
4867
4868 /*
4869 * rt2860_rx_coherent_intr
4870 */
4871 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc)
4872 {
4873 uint32_t tmp;
4874 int i;
4875
4876 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4877 "%s: Rx coherent interrupt\n",
4878 device_get_nameunit(sc->dev));
4879
4880 sc->rx_coherent_interrupts++;
4881
4882 /* restart DMA engine */
4883
4884 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4885
4886 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4887 RT2860_REG_RX_DMA_ENABLE |
4888 RT2860_REG_TX_DMA_ENABLE);
4889
4890 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4891
4892 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4893
4894 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4895 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4896
4897 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4898 {
4899 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4900 sc->tx_ring[i].desc_phys_addr);
4901 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4902 RT2860_SOFTC_TX_RING_DESC_COUNT);
4903 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4904 }
4905
4906 /* init Rx ring */
4907
4908 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4909
4910 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4911 sc->rx_ring.desc_phys_addr);
4912 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4913 RT2860_SOFTC_RX_RING_DATA_COUNT);
4914 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4915 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4916
4917 rt2860_txrx_enable(sc);
4918 }
4919
4920 /*
4921 * rt2860_txrx_coherent_intr
4922 */
4923 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc)
4924 {
4925 uint32_t tmp;
4926 int i;
4927
4928 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4929 "%s: Tx/Rx coherent interrupt\n",
4930 device_get_nameunit(sc->dev));
4931
4932 sc->txrx_coherent_interrupts++;
4933
4934 /* restart DMA engine */
4935
4936 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4937
4938 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4939 RT2860_REG_RX_DMA_ENABLE |
4940 RT2860_REG_TX_DMA_ENABLE);
4941
4942 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4943
4944 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4945
4946 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4947 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4948
4949 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4950 {
4951 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4952 sc->tx_ring[i].desc_phys_addr);
4953 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4954 RT2860_SOFTC_TX_RING_DESC_COUNT);
4955 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4956 }
4957
4958 /* init Rx ring */
4959
4960 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4961
4962 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4963 sc->rx_ring.desc_phys_addr);
4964 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4965 RT2860_SOFTC_RX_RING_DATA_COUNT);
4966 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4967 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4968
4969 rt2860_txrx_enable(sc);
4970 }
4971
4972 /*
4973 * rt2860_fifo_sta_full_intr
4974 */
4975 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc)
4976 {
4977 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4978 "%s: FIFO statistic full interrupt\n",
4979 device_get_nameunit(sc->dev));
4980
4981 sc->fifo_sta_full_interrupts++;
4982
4983 RT2860_SOFTC_LOCK(sc);
4984
4985 if (!(sc->intr_disable_mask & RT2860_REG_INT_FIFO_STA_FULL))
4986 {
4987 rt2860_intr_disable(sc, RT2860_REG_INT_FIFO_STA_FULL);
4988
4989 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
4990 }
4991
4992 sc->intr_pending_mask |= RT2860_REG_INT_FIFO_STA_FULL;
4993
4994 RT2860_SOFTC_UNLOCK(sc);
4995 }
4996
4997 /*
4998 * rt2860_rx_intr
4999 */
5000 static void rt2860_rx_intr(struct rt2860_softc *sc)
5001 {
5002 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5003 "%s: Rx interrupt\n",
5004 device_get_nameunit(sc->dev));
5005
5006 sc->rx_interrupts++;
5007
5008 RT2860_SOFTC_LOCK(sc);
5009
5010 if (!(sc->intr_disable_mask & RT2860_REG_INT_RX_DONE))
5011 {
5012 rt2860_intr_disable(sc, RT2860_REG_INT_RX_DONE);
5013
5014 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5015 }
5016
5017 sc->intr_pending_mask |= RT2860_REG_INT_RX_DONE;
5018
5019 RT2860_SOFTC_UNLOCK(sc);
5020 }
5021
5022 /*
5023 * rt2860_rx_delay_intr
5024 */
5025 static void rt2860_rx_delay_intr(struct rt2860_softc *sc)
5026 {
5027 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5028 "%s: Rx delay interrupt\n",
5029 device_get_nameunit(sc->dev));
5030
5031 sc->rx_delay_interrupts++;
5032 }
5033
5034 /*
5035 * rt2860_tx_intr
5036 */
5037 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid)
5038 {
5039 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
5040 ("%s: Tx interrupt: invalid qid=%d\n",
5041 device_get_nameunit(sc->dev), qid));
5042
5043 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5044 "%s: Tx interrupt: qid=%d\n",
5045 device_get_nameunit(sc->dev), qid);
5046
5047 sc->tx_interrupts[qid]++;
5048
5049 RT2860_SOFTC_LOCK(sc);
5050
5051 if (!(sc->intr_disable_mask & (RT2860_REG_INT_TX_AC0_DONE << qid)))
5052 {
5053 rt2860_intr_disable(sc, (RT2860_REG_INT_TX_AC0_DONE << qid));
5054
5055 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5056 }
5057
5058 sc->intr_pending_mask |= (RT2860_REG_INT_TX_AC0_DONE << qid);
5059
5060 RT2860_SOFTC_UNLOCK(sc);
5061 }
5062
5063 /*
5064 * rt2860_tx_delay_intr
5065 */
5066 static void rt2860_tx_delay_intr(struct rt2860_softc *sc)
5067 {
5068 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5069 "%s: Tx delay interrupt\n",
5070 device_get_nameunit(sc->dev));
5071
5072 sc->tx_delay_interrupts++;
5073 }
5074
5075 /*
5076 * rt2860_pre_tbtt_intr
5077 */
5078 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc)
5079 {
5080 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5081 "%s: Pre-TBTT interrupt\n",
5082 device_get_nameunit(sc->dev));
5083
5084 sc->pre_tbtt_interrupts++;
5085 }
5086
5087 /*
5088 * rt2860_tbtt_intr
5089 */
5090 static void rt2860_tbtt_intr(struct rt2860_softc *sc)
5091 {
5092 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5093 "%s: TBTT interrupt\n",
5094 device_get_nameunit(sc->dev));
5095
5096 sc->tbtt_interrupts++;
5097 }
5098
5099 /*
5100 * rt2860_mcu_cmd_intr
5101 */
5102 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc)
5103 {
5104 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5105 "%s: MCU command interrupt\n",
5106 device_get_nameunit(sc->dev));
5107
5108 sc->mcu_cmd_interrupts++;
5109 }
5110
5111 /*
5112 * rt2860_auto_wakeup_intr
5113 */
5114 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc)
5115 {
5116 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5117 "%s: auto wakeup interrupt\n",
5118 device_get_nameunit(sc->dev));
5119
5120 sc->auto_wakeup_interrupts++;
5121 }
5122
5123 /*
5124 * rt2860_gp_timer_intr
5125 */
5126 static void rt2860_gp_timer_intr(struct rt2860_softc *sc)
5127 {
5128 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5129 "%s: GP timer interrupt\n",
5130 device_get_nameunit(sc->dev));
5131
5132 sc->gp_timer_interrupts++;
5133 }
5134
5135 /*
5136 * rt2860_rx_done_task
5137 */
5138 static void rt2860_rx_done_task(void *context, int pending)
5139 {
5140 struct rt2860_softc *sc;
5141 struct ifnet *ifp;
5142 int again;
5143
5144 sc = context;
5145 ifp = sc->ifp;
5146
5147 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5148 "%s: Rx done task\n",
5149 device_get_nameunit(sc->dev));
5150
5151 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5152 return;
5153
5154 sc->intr_pending_mask &= ~RT2860_REG_INT_RX_DONE;
5155
5156 again = rt2860_rx_eof(sc, sc->rx_process_limit);
5157
5158 RT2860_SOFTC_LOCK(sc);
5159
5160 if ((sc->intr_pending_mask & RT2860_REG_INT_RX_DONE) || again)
5161 {
5162 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5163 "%s: Rx done task: scheduling again\n",
5164 device_get_nameunit(sc->dev));
5165
5166 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5167 }
5168 else
5169 {
5170 rt2860_intr_enable(sc, RT2860_REG_INT_RX_DONE);
5171 }
5172
5173 RT2860_SOFTC_UNLOCK(sc);
5174 }
5175
5176 /*
5177 * rt2860_tx_done_task
5178 */
5179 static void rt2860_tx_done_task(void *context, int pending)
5180 {
5181 struct rt2860_softc *sc;
5182 struct ifnet *ifp;
5183 uint32_t intr_mask;
5184 int i;
5185
5186 sc = context;
5187 ifp = sc->ifp;
5188
5189 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5190 "%s: Tx done task\n",
5191 device_get_nameunit(sc->dev));
5192
5193 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5194 return;
5195
5196 for (i = RT2860_SOFTC_TX_RING_COUNT - 1; i >= 0; i--)
5197 {
5198 if (sc->intr_pending_mask & (RT2860_REG_INT_TX_AC0_DONE << i))
5199 {
5200 sc->intr_pending_mask &= ~(RT2860_REG_INT_TX_AC0_DONE << i);
5201
5202 rt2860_tx_eof(sc, &sc->tx_ring[i]);
5203 }
5204 }
5205
5206 sc->tx_timer = 0;
5207
5208 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
5209
5210 intr_mask = (RT2860_REG_INT_TX_MGMT_DONE |
5211 RT2860_REG_INT_TX_HCCA_DONE |
5212 RT2860_REG_INT_TX_AC3_DONE |
5213 RT2860_REG_INT_TX_AC2_DONE |
5214 RT2860_REG_INT_TX_AC1_DONE |
5215 RT2860_REG_INT_TX_AC0_DONE);
5216
5217 RT2860_SOFTC_LOCK(sc);
5218
5219 rt2860_intr_enable(sc, ~sc->intr_pending_mask &
5220 (sc->intr_disable_mask & intr_mask));
5221
5222 if (sc->intr_pending_mask & intr_mask)
5223 {
5224 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5225 "%s: Tx done task: scheduling again\n",
5226 device_get_nameunit(sc->dev));
5227
5228 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5229 }
5230
5231 RT2860_SOFTC_UNLOCK(sc);
5232 }
5233
5234 /*
5235 * rt2860_fifo_sta_full_task
5236 */
5237 static void rt2860_fifo_sta_full_task(void *context, int pending)
5238 {
5239 struct rt2860_softc *sc;
5240 struct ifnet *ifp;
5241
5242 sc = context;
5243 ifp = sc->ifp;
5244
5245 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5246 "%s: FIFO statistic full task\n",
5247 device_get_nameunit(sc->dev));
5248
5249 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5250 return;
5251
5252 sc->intr_pending_mask &= ~RT2860_REG_INT_FIFO_STA_FULL;
5253
5254 rt2860_drain_fifo_stats(sc);
5255
5256 RT2860_SOFTC_LOCK(sc);
5257
5258 if (sc->intr_pending_mask & RT2860_REG_INT_FIFO_STA_FULL)
5259 {
5260 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5261 "%s: FIFO statistic full task: scheduling again\n",
5262 device_get_nameunit(sc->dev));
5263
5264 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
5265 }
5266 else
5267 {
5268 rt2860_intr_enable(sc, RT2860_REG_INT_FIFO_STA_FULL);
5269 }
5270
5271 RT2860_SOFTC_UNLOCK(sc);
5272 }
5273
5274 /*
5275 * rt2860_periodic_task
5276 */
5277 static void rt2860_periodic_task(void *context, int pending)
5278 {
5279 struct rt2860_softc *sc;
5280 struct ifnet *ifp;
5281 struct ieee80211com *ic;
5282 struct ieee80211vap *vap;
5283
5284 sc = context;
5285 ifp = sc->ifp;
5286 ic = ifp->if_l2com;
5287 vap = TAILQ_FIRST(&ic->ic_vaps);
5288
5289 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
5290 "%s: periodic task: round=%lu\n",
5291 device_get_nameunit(sc->dev), sc->periodic_round);
5292
5293 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5294 return;
5295
5296 RT2860_SOFTC_LOCK(sc);
5297
5298 sc->periodic_round++;
5299
5300 rt2860_update_stats(sc);
5301
5302 if ((sc->periodic_round % 10) == 0)
5303 {
5304 rt2860_bbp_tuning(sc);
5305
5306 rt2860_update_raw_counters(sc);
5307
5308 rt2860_watchdog(sc);
5309
5310 if (vap != NULL && vap->iv_opmode != IEEE80211_M_MONITOR && vap->iv_state == IEEE80211_S_RUN)
5311 {
5312 if (vap->iv_opmode == IEEE80211_M_STA)
5313 rt2860_amrr_update_iter_func(vap, vap->iv_bss);
5314 else
5315 ieee80211_iterate_nodes(&ic->ic_sta, rt2860_amrr_update_iter_func, vap);
5316 }
5317 }
5318
5319 RT2860_SOFTC_UNLOCK(sc);
5320
5321 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
5322 }
5323
5324 /*
5325 * rt2860_rx_eof
5326 */
5327 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit)
5328 {
5329 struct ifnet *ifp;
5330 struct ieee80211com *ic;
5331 struct ieee80211_frame *wh;
5332 struct ieee80211_node *ni;
5333 struct rt2860_softc_node *rni;
5334 struct rt2860_softc_rx_radiotap_header *tap;
5335 struct rt2860_softc_rx_ring *ring;
5336 struct rt2860_rxdesc *desc;
5337 struct rt2860_softc_rx_data *data;
5338 struct rt2860_rxwi *rxwi;
5339 struct mbuf *m, *mnew;
5340 bus_dma_segment_t segs[1];
5341 bus_dmamap_t dma_map;
5342 uint32_t index, desc_flags;
5343 uint8_t cipher_err, rssi, ant, phymode, bw, shortgi, mcs, keyidx;
5344 int8_t rssi_dbm;
5345 int error, nsegs, len, ampdu, amsdu, rssi_dbm_rel, nframes, i;
5346
5347 ifp = sc->ifp;
5348 ic = ifp->if_l2com;
5349 ring = &sc->rx_ring;
5350
5351 nframes = 0;
5352
5353 while (limit != 0)
5354 {
5355 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_RX_DRX_IDX);
5356 if (ring->cur == index)
5357 break;
5358
5359 desc = &ring->desc[ring->cur];
5360 desc_flags = le32toh(desc->flags);
5361 data = &ring->data[ring->cur];
5362
5363 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5364 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5365
5366 if (!(desc->sdl0 & htole16(RT2860_RXDESC_SDL0_DDONE)))
5367 break;
5368
5369 nframes++;
5370
5371 mnew = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
5372 if (mnew == NULL)
5373 {
5374 sc->rx_mbuf_alloc_errors++;
5375 ifp->if_ierrors++;
5376 goto skip;
5377 }
5378
5379 mnew->m_len = mnew->m_pkthdr.len = MJUMPAGESIZE;
5380
5381 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, ring->spare_dma_map,
5382 mnew, segs, &nsegs, BUS_DMA_NOWAIT);
5383 if (error != 0)
5384 {
5385 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5386 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5387 device_get_nameunit(sc->dev), error, nsegs);
5388
5389 m_freem(mnew);
5390
5391 sc->rx_mbuf_dmamap_errors++;
5392 ifp->if_ierrors++;
5393
5394 goto skip;
5395 }
5396
5397 KASSERT(nsegs == 1, ("%s: too many DMA segments",
5398 device_get_nameunit(sc->dev)));
5399
5400 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5401 BUS_DMASYNC_POSTREAD);
5402 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5403
5404 dma_map = data->dma_map;
5405 data->dma_map = ring->spare_dma_map;
5406 ring->spare_dma_map = dma_map;
5407
5408 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5409 BUS_DMASYNC_PREREAD);
5410
5411 m = data->m;
5412
5413 data->m = mnew;
5414 desc->sdp0 = htole32(segs[0].ds_addr);
5415
5416 /* get Rx wireless info */
5417
5418 rxwi = mtod(m, struct rt2860_rxwi *);
5419 len = (le16toh(rxwi->tid_size) >> RT2860_RXWI_SIZE_SHIFT) &
5420 RT2860_RXWI_SIZE_MASK;
5421
5422 /* check for L2 padding between IEEE 802.11 frame header and body */
5423
5424 if (desc_flags & RT2860_RXDESC_FLAGS_L2PAD)
5425 {
5426 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5427 "%s: L2 padding: len=%d\n",
5428 device_get_nameunit(sc->dev), len);
5429
5430 len += 2;
5431 }
5432
5433 m->m_pkthdr.rcvif = ifp;
5434 m->m_data = (caddr_t) (rxwi + 1);
5435 m->m_pkthdr.len = m->m_len = len;
5436
5437 /* check for crc errors */
5438
5439 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5440 {
5441 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5442 "%s: rxdesc: crc error\n",
5443 device_get_nameunit(sc->dev));
5444
5445 ifp->if_ierrors++;
5446
5447 if (!(ifp->if_flags & IFF_PROMISC))
5448 {
5449 m_freem(m);
5450 goto skip;
5451 }
5452 }
5453
5454 wh = (struct ieee80211_frame *) (rxwi + 1);
5455
5456 /* check for cipher errors */
5457
5458 if (desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED)
5459 {
5460 cipher_err = ((desc_flags >> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT) &
5461 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK);
5462 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE)
5463 {
5464 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5465 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
5466
5467 m->m_flags |= M_WEP;
5468
5469 sc->rx_cipher_no_errors++;
5470 }
5471 else
5472 {
5473 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5474 "%s: rxdesc: cipher error=0x%02x\n",
5475 device_get_nameunit(sc->dev), cipher_err);
5476
5477 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_ICV)
5478 sc->rx_cipher_icv_errors++;
5479 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC)
5480 sc->rx_cipher_mic_errors++;
5481 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_INVALID_KEY)
5482 sc->rx_cipher_invalid_key_errors++;
5483
5484 if ((cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC) &&
5485 (desc_flags & RT2860_RXDESC_FLAGS_MYBSS))
5486 {
5487 ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) wh);
5488 if (ni != NULL)
5489 {
5490 keyidx = (rxwi->udf_bssidx_keyidx >> RT2860_RXWI_KEYIDX_SHIFT) &
5491 RT2860_RXWI_KEYIDX_MASK;
5492
5493 ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx);
5494
5495 ieee80211_free_node(ni);
5496 }
5497 }
5498
5499 ifp->if_ierrors++;
5500
5501 if (!(ifp->if_flags & IFF_PROMISC))
5502 {
5503 m_free(m);
5504 goto skip;
5505 }
5506 }
5507 }
5508 else
5509 {
5510 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5511 {
5512 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5513 "%s: rxdesc: not decrypted but protected flag set\n",
5514 device_get_nameunit(sc->dev));
5515
5516 ifp->if_ierrors++;
5517
5518 if (!(ifp->if_flags & IFF_PROMISC))
5519 {
5520 m_free(m);
5521 goto skip;
5522 }
5523 }
5524 }
5525
5526 /* check for A-MPDU */
5527
5528 if (desc_flags & RT2860_RXDESC_FLAGS_AMPDU)
5529 {
5530 m->m_flags |= M_AMPDU;
5531
5532 sc->rx_ampdu++;
5533
5534 ampdu = 1;
5535 }
5536 else
5537 {
5538 ampdu = 0;
5539 }
5540
5541 /* check for A-MSDU */
5542
5543 if (desc_flags & RT2860_RXDESC_FLAGS_AMSDU)
5544 {
5545 sc->rx_amsdu++;
5546
5547 amsdu = 1;
5548 }
5549 else
5550 {
5551 amsdu = 0;
5552 }
5553
5554 ant = rt2860_maxrssi_rxpath(sc, rxwi);
5555 rssi = rxwi->rssi[ant];
5556 rssi_dbm = rt2860_rssi2dbm(sc, rssi, ant);
5557 phymode = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
5558 RT2860_RXWI_PHYMODE_MASK);
5559 bw = ((rxwi->bw_mcs >> RT2860_RXWI_BW_SHIFT) & RT2860_RXWI_BW_MASK);
5560 shortgi = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_SHORTGI_SHIFT) &
5561 RT2860_RXWI_SHORTGI_MASK);
5562 mcs = ((rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK);
5563
5564 if (ieee80211_radiotap_active(ic))
5565 {
5566 tap = &sc->rxtap;
5567
5568 tap->flags = (desc_flags & RT2860_RXDESC_FLAGS_L2PAD) ? IEEE80211_RADIOTAP_F_DATAPAD : 0;
5569 tap->dbm_antsignal = rssi_dbm;
5570 tap->dbm_antnoise = RT2860_NOISE_FLOOR;
5571 tap->antenna = ant;
5572 tap->antsignal = rssi;
5573 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
5574 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
5575 tap->chan_ieee = ic->ic_curchan->ic_ieee;
5576 tap->chan_maxpow = 0;
5577
5578 if (phymode == RT2860_TXWI_PHYMODE_HT_MIXED || phymode == RT2860_TXWI_PHYMODE_HT_GF)
5579 tap->rate = mcs | IEEE80211_RATE_MCS;
5580 else
5581 tap->rate = rt2860_rxrate(rxwi);
5582
5583 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5584 tap->flags |= IEEE80211_RADIOTAP_F_BADFCS;
5585
5586 if (desc_flags & RT2860_RXDESC_FLAGS_FRAG)
5587 tap->flags |= IEEE80211_RADIOTAP_F_FRAG;
5588
5589 if (rxwi->bw_mcs & RT2860_RXWI_MCS_SHOTPRE)
5590 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
5591
5592 if ((desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED) ||
5593 (wh->i_fc[1] & IEEE80211_FC1_WEP))
5594 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
5595
5596 if (shortgi)
5597 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
5598 }
5599
5600 /*
5601 * net80211 assumes that RSSI data are in the range [-127..127] and
5602 * in .5 dBm units relative to the current noise floor
5603 */
5604
5605 rssi_dbm_rel = (rssi_dbm - RT2860_NOISE_FLOOR) * 2;
5606 if (rssi_dbm_rel > 127)
5607 rssi_dbm_rel = 127;
5608
5609 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5610 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
5611 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
5612 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5613 device_get_nameunit(sc->dev),
5614 len, phymode, bw, shortgi, mcs,
5615 ant, rxwi->rssi[0], rxwi->rssi[1], rxwi->rssi[2],
5616 rxwi->snr[0], rxwi->snr[1],
5617 rxwi->wcid, ampdu, amsdu, rssi_dbm, rssi_dbm_rel);
5618
5619 ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *) wh);
5620 if (ni != NULL)
5621 {
5622 rni = (struct rt2860_softc_node *) ni;
5623
5624 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
5625 {
5626 rni->last_rssi[i] = rxwi->rssi[i];
5627 rni->last_rssi_dbm[i] = rt2860_rssi2dbm(sc, rxwi->rssi[i], i);
5628 }
5629
5630 ieee80211_input(ni, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5631 ieee80211_free_node(ni);
5632 }
5633 else
5634 {
5635 ieee80211_input_all(ic, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5636 }
5637
5638 skip:
5639
5640 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
5641
5642 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5643 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5644
5645 ring->cur = (ring->cur + 1) % RT2860_SOFTC_RX_RING_DATA_COUNT;
5646
5647 limit--;
5648 }
5649
5650 if (ring->cur == 0)
5651 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5652 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5653 else
5654 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5655 ring->cur - 1);
5656
5657 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5658 "%s: Rx eof: nframes=%d\n",
5659 device_get_nameunit(sc->dev), nframes);
5660
5661 sc->rx_packets += nframes;
5662
5663 return (limit == 0);
5664 }
5665
5666 /*
5667 * rt2860_tx_eof
5668 */
5669 static void rt2860_tx_eof(struct rt2860_softc *sc,
5670 struct rt2860_softc_tx_ring *ring)
5671 {
5672 struct ifnet *ifp;
5673 struct rt2860_txdesc *desc;
5674 struct rt2860_softc_tx_data *data;
5675 uint32_t index;
5676 int ndescs, nframes;
5677
5678 ifp = sc->ifp;
5679
5680 ndescs = 0;
5681 nframes = 0;
5682
5683 for (;;)
5684 {
5685 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_TX_DTX_IDX(ring->qid));
5686 if (ring->desc_next == index)
5687 break;
5688
5689 ndescs++;
5690
5691 rt2860_drain_fifo_stats(sc);
5692
5693 desc = &ring->desc[ring->desc_next];
5694
5695 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5696 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5697
5698 if (desc->sdl0 & htole16(RT2860_TXDESC_SDL0_LASTSEG) ||
5699 desc->sdl1 & htole16(RT2860_TXDESC_SDL1_LASTSEG))
5700 {
5701 nframes++;
5702
5703 data = &ring->data[ring->data_next];
5704
5705 if (data->m->m_flags & M_TXCB)
5706 ieee80211_process_callback(data->ni, data->m, 0);
5707
5708 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5709 BUS_DMASYNC_POSTWRITE);
5710 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5711
5712 m_freem(data->m);
5713
5714 ieee80211_free_node(data->ni);
5715
5716 data->m = NULL;
5717 data->ni = NULL;
5718
5719 ifp->if_opackets++;
5720
5721 RT2860_SOFTC_LOCK(sc);
5722
5723 ring->data_queued--;
5724 ring->data_next = (ring->data_next + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
5725
5726 RT2860_SOFTC_UNLOCK(sc);
5727 }
5728
5729 desc->sdl0 &= ~htole16(RT2860_TXDESC_SDL0_DDONE);
5730
5731 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5732 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5733
5734 RT2860_SOFTC_LOCK(sc);
5735
5736 ring->desc_queued--;
5737 ring->desc_next = (ring->desc_next + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
5738
5739 RT2860_SOFTC_UNLOCK(sc);
5740 }
5741
5742 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5743 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5744 device_get_nameunit(sc->dev), ring->qid, ndescs, nframes);
5745 }
5746
5747 /*
5748 * rt2860_update_stats
5749 */
5750 static void rt2860_update_stats(struct rt2860_softc *sc)
5751 {
5752 struct ifnet *ifp;
5753 struct ieee80211com *ic;
5754 uint32_t stacnt[3];
5755 int beacons, noretryok, retryok, failed, underflows, zerolen;
5756
5757 ifp = sc->ifp;
5758 ic = ifp->if_l2com;
5759
5760 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5761 "%s: update statistic\n",
5762 device_get_nameunit(sc->dev));
5763
5764 rt2860_drain_fifo_stats(sc);
5765
5766 /* read and clear Tx statistic registers */
5767
5768 rt2860_io_mac_read_multi(sc, RT2860_REG_TX_STA_CNT0,
5769 stacnt, sizeof(stacnt));
5770
5771 stacnt[0] = le32toh(stacnt[0]);
5772 stacnt[1] = le32toh(stacnt[1]);
5773 stacnt[2] = le32toh(stacnt[2]);
5774
5775 beacons = stacnt[0] >> 16;
5776 noretryok = stacnt[1] & 0xffff;
5777 retryok = stacnt[1] >> 16;
5778 failed = stacnt[0] & 0xffff;
5779 underflows = stacnt[2] >> 16;
5780 zerolen = stacnt[2] & 0xffff;
5781
5782 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5783 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5784 device_get_nameunit(sc->dev),
5785 beacons, noretryok, retryok, failed, underflows, zerolen);
5786
5787 ifp->if_oerrors += failed;
5788
5789 sc->tx_beacons += beacons;
5790 sc->tx_noretryok += noretryok;
5791 sc->tx_retryok += retryok;
5792 sc->tx_failed += failed;
5793 sc->tx_underflows += underflows;
5794 sc->tx_zerolen += zerolen;
5795 }
5796
5797 /*
5798 * rt2860_bbp_tuning
5799 */
5800 static void rt2860_bbp_tuning(struct rt2860_softc *sc)
5801 {
5802 struct ifnet *ifp;
5803 struct ieee80211com *ic;
5804 struct ieee80211vap *vap;
5805 struct ieee80211_node *ni;
5806 int chan, group;
5807 int8_t rssi, old, new;
5808
5809 /* RT2860C does not support BBP tuning */
5810
5811 if (sc->mac_rev == 0x28600100)
5812 return;
5813
5814 ifp = sc->ifp;
5815 ic = ifp->if_l2com;
5816 vap = TAILQ_FIRST(&ic->ic_vaps);
5817
5818 if ((ic->ic_flags & IEEE80211_F_SCAN) || vap == NULL ||
5819 vap->iv_opmode != IEEE80211_M_STA || vap->iv_state != IEEE80211_S_RUN)
5820 return;
5821
5822 ni = vap->iv_bss;
5823
5824 chan = ieee80211_chan2ieee(ic, ni->ni_chan);
5825
5826 if (chan <= 14)
5827 group = 0;
5828 else if (chan <= 64)
5829 group = 1;
5830 else if (chan <= 128)
5831 group = 2;
5832 else
5833 group = 3;
5834
5835 rssi = ieee80211_getrssi(vap);
5836
5837 if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan))
5838 {
5839 new = 0x2e + sc->lna_gain[group];
5840 }
5841 else
5842 {
5843 if (!IEEE80211_IS_CHAN_HT40(ni->ni_chan))
5844 new = 0x32 + sc->lna_gain[group] * 5 / 3;
5845 else
5846 new = 0x3a + sc->lna_gain[group] * 5 / 3;
5847 }
5848
5849 /* Tune if absolute average RSSI is greater than -80 */
5850
5851 if (rssi > 30)
5852 new += 0x10;
5853
5854 old = rt2860_io_bbp_read(sc, 66);
5855
5856 if (old != new)
5857 rt2860_io_bbp_write(sc, 66, new);
5858 }
5859
5860 /*
5861 * rt2860_watchdog
5862 */
5863 static void rt2860_watchdog(struct rt2860_softc *sc)
5864 {
5865 uint32_t tmp;
5866 int ntries;
5867
5868 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5869
5870 RT2860_DPRINTF(sc, RT2860_DEBUG_WATCHDOG,
5871 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5872 device_get_nameunit(sc->dev), tmp);
5873
5874 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) != 0)
5875 {
5876 sc->tx_queue_not_empty[0]++;
5877
5878 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40012);
5879
5880 for (ntries = 0; ntries < 10; ntries++)
5881 {
5882 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5883 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) == 0)
5884 break;
5885
5886 DELAY(1);
5887 }
5888
5889 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5890 }
5891
5892 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) != 0)
5893 {
5894 sc->tx_queue_not_empty[1]++;
5895
5896 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf4000a);
5897
5898 for (ntries = 0; ntries < 10; ntries++)
5899 {
5900 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5901 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) == 0)
5902 break;
5903
5904 DELAY(1);
5905 }
5906
5907 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5908 }
5909 }
5910
5911 /*
5912 * rt2860_drain_fifo_stats
5913 */
5914 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc)
5915 {
5916 struct ifnet *ifp;
5917 uint32_t stats;
5918 uint8_t wcid, mcs, pid;
5919 int ok, agg, retrycnt;
5920
5921 ifp = sc->ifp;
5922
5923 /* drain Tx status FIFO (maxsize = 16) */
5924
5925 while ((stats = rt2860_io_mac_read(sc, RT2860_REG_TX_STA_FIFO)) &
5926 RT2860_REG_TX_STA_FIFO_VALID)
5927 {
5928 wcid = (stats >> RT2860_REG_TX_STA_FIFO_WCID_SHIFT) &
5929 RT2860_REG_TX_STA_FIFO_WCID_MASK;
5930
5931 /* if no ACK was requested, no feedback is available */
5932
5933 if (!(stats & RT2860_REG_TX_STA_FIFO_ACK_REQ) || wcid == RT2860_WCID_RESERVED)
5934 continue;
5935
5936 /* update AMRR statistic */
5937
5938 ok = (stats & RT2860_REG_TX_STA_FIFO_TX_OK) ? 1 : 0;
5939 agg = (stats & RT2860_REG_TX_STA_FIFO_AGG) ? 1 : 0;
5940 mcs = (stats >> RT2860_REG_TX_STA_FIFO_MCS_SHIFT) &
5941 RT2860_REG_TX_STA_FIFO_MCS_MASK;
5942 pid = (stats >> RT2860_REG_TX_STA_FIFO_PID_SHIFT) &
5943 RT2860_REG_TX_STA_FIFO_PID_MASK;
5944 retrycnt = pid - mcs;
5945
5946 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5947 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5948 device_get_nameunit(sc->dev),
5949 wcid, ok, agg, mcs, pid, retrycnt);
5950
5951 rt2860_amrr_tx_complete(&sc->amrr_node[wcid], ok, retrycnt);
5952
5953 if (!ok)
5954 ifp->if_oerrors++;
5955 }
5956 }
5957
5958 /*
5959 * rt2860_update_raw_counters
5960 */
5961 static void rt2860_update_raw_counters(struct rt2860_softc *sc)
5962 {
5963 uint32_t tmp;
5964
5965 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT);
5966
5967 sc->tx_nonagg += tmp & 0xffff;
5968 sc->tx_agg += tmp >> 16;
5969
5970 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT0);
5971
5972 sc->tx_ampdu += (tmp & 0xffff) / 1 + (tmp >> 16) / 2;
5973
5974 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT1);
5975
5976 sc->tx_ampdu += (tmp & 0xffff) / 3 + (tmp >> 16) / 4;
5977
5978 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT2);
5979
5980 sc->tx_ampdu += (tmp & 0xffff) / 5 + (tmp >> 16) / 6;
5981
5982 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT3);
5983
5984 sc->tx_ampdu += (tmp & 0xffff) / 7 + (tmp >> 16) / 8;
5985
5986 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT4);
5987
5988 sc->tx_ampdu += (tmp & 0xffff) / 9 + (tmp >> 16) / 10;
5989
5990 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT5);
5991
5992 sc->tx_ampdu += (tmp & 0xffff) / 11 + (tmp >> 16) / 12;
5993
5994 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT6);
5995
5996 sc->tx_ampdu += (tmp & 0xffff) / 13 + (tmp >> 16) / 14;
5997
5998 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT7);
5999
6000 sc->tx_ampdu += (tmp & 0xffff) / 15 + (tmp >> 16) / 16;
6001
6002 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT0);
6003
6004 sc->rx_crc_errors += tmp & 0xffff;
6005 sc->rx_phy_errors += tmp >> 16;
6006
6007 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT1);
6008
6009 sc->rx_false_ccas += tmp & 0xffff;
6010 sc->rx_plcp_errors += tmp >> 16;
6011
6012 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT2);
6013
6014 sc->rx_dup_packets += tmp & 0xffff;
6015 sc->rx_fifo_overflows += tmp >> 16;
6016
6017 tmp = rt2860_io_mac_read(sc, RT2860_REG_TXRX_MPDU_DEN_CNT);
6018
6019 sc->tx_mpdu_zero_density += tmp & 0xffff;
6020 sc->rx_mpdu_zero_density += tmp >> 16;
6021 }
6022
6023 /*
6024 * rt2860_intr_enable
6025 */
6026 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask)
6027 {
6028 uint32_t tmp;
6029
6030 sc->intr_disable_mask &= ~intr_mask;
6031
6032 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6033
6034 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6035 }
6036
6037 /*
6038 * rt2860_intr_disable
6039 */
6040 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask)
6041 {
6042 uint32_t tmp;
6043
6044 sc->intr_disable_mask |= intr_mask;
6045
6046 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6047
6048 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6049 }
6050
6051 /*
6052 * rt2860_txrx_enable
6053 */
6054 static int rt2860_txrx_enable(struct rt2860_softc *sc)
6055 {
6056 struct ieee80211com *ic;
6057 struct ifnet *ifp;
6058 uint32_t tmp;
6059 int ntries;
6060
6061 ifp = sc->ifp;
6062 ic = ifp->if_l2com;
6063
6064 /* enable Tx/Rx DMA engine */
6065
6066 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, RT2860_REG_TX_ENABLE);
6067
6068 for (ntries = 0; ntries < 200; ntries++)
6069 {
6070 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
6071 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
6072 break;
6073
6074 DELAY(1000);
6075 }
6076
6077 if (ntries == 200)
6078 {
6079 printf("%s: timeout waiting for DMA engine\n",
6080 device_get_nameunit(sc->dev));
6081 return -1;
6082 }
6083
6084 DELAY(50);
6085
6086 tmp |= RT2860_REG_TX_WB_DDONE |
6087 RT2860_REG_RX_DMA_ENABLE |
6088 RT2860_REG_TX_DMA_ENABLE |
6089 (RT2860_REG_WPDMA_BT_SIZE64 << RT2860_REG_WPDMA_BT_SIZE_SHIFT);
6090
6091 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
6092
6093 /* set Rx filter */
6094
6095 tmp = RT2860_REG_RX_FILTER_DROP_CRC_ERR |
6096 RT2860_REG_RX_FILTER_DROP_PHY_ERR;
6097
6098 if (ic->ic_opmode != IEEE80211_M_MONITOR)
6099 {
6100 tmp |= RT2860_REG_RX_FILTER_DROP_DUPL |
6101 RT2860_REG_RX_FILTER_DROP_CTS |
6102 RT2860_REG_RX_FILTER_DROP_BA |
6103 RT2860_REG_RX_FILTER_DROP_ACK |
6104 RT2860_REG_RX_FILTER_DROP_VER_ERR |
6105 RT2860_REG_RX_FILTER_DROP_CTRL_RSV |
6106 RT2860_REG_RX_FILTER_DROP_CFACK |
6107 RT2860_REG_RX_FILTER_DROP_CFEND;
6108
6109 if (ic->ic_opmode == IEEE80211_M_STA)
6110 tmp |= RT2860_REG_RX_FILTER_DROP_RTS |
6111 RT2860_REG_RX_FILTER_DROP_PSPOLL;
6112
6113 if (!(ifp->if_flags & IFF_PROMISC))
6114 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
6115 }
6116
6117 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
6118
6119 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
6120 RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
6121
6122 return 0;
6123 }
6124
6125 /*
6126 * rt2860_alloc_rx_ring
6127 */
6128 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
6129 struct rt2860_softc_rx_ring *ring)
6130 {
6131 struct rt2860_rxdesc *desc;
6132 struct rt2860_softc_rx_data *data;
6133 bus_dma_segment_t segs[1];
6134 int i, nsegs, error;
6135
6136 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6137 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6138 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc), 1,
6139 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6140 0, NULL, NULL, &ring->desc_dma_tag);
6141 if (error != 0)
6142 {
6143 printf("%s: could not create Rx desc DMA tag\n",
6144 device_get_nameunit(sc->dev));
6145 goto fail;
6146 }
6147
6148 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6149 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6150 if (error != 0)
6151 {
6152 printf("%s: could not allocate Rx desc DMA memory\n",
6153 device_get_nameunit(sc->dev));
6154 goto fail;
6155 }
6156
6157 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6158 ring->desc,
6159 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6160 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6161 if (error != 0)
6162 {
6163 printf("%s: could not load Rx desc DMA map\n",
6164 device_get_nameunit(sc->dev));
6165 goto fail;
6166 }
6167
6168 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6169 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6170 MJUMPAGESIZE, 1, MJUMPAGESIZE, 0, NULL, NULL,
6171 &ring->data_dma_tag);
6172 if (error != 0)
6173 {
6174 printf("%s: could not create Rx data DMA tag\n",
6175 device_get_nameunit(sc->dev));
6176 goto fail;
6177 }
6178
6179 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6180 {
6181 desc = &ring->desc[i];
6182 data = &ring->data[i];
6183
6184 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6185 if (error != 0)
6186 {
6187 printf("%s: could not create Rx data DMA map\n",
6188 device_get_nameunit(sc->dev));
6189 goto fail;
6190 }
6191
6192 data->m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
6193 if (data->m == NULL)
6194 {
6195 printf("%s: could not allocate Rx mbuf\n",
6196 device_get_nameunit(sc->dev));
6197 error = ENOMEM;
6198 goto fail;
6199 }
6200
6201 data->m->m_len = data->m->m_pkthdr.len = MJUMPAGESIZE;
6202
6203 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map,
6204 data->m, segs, &nsegs, BUS_DMA_NOWAIT);
6205 if (error != 0)
6206 {
6207 printf("%s: could not load Rx mbuf DMA map\n",
6208 device_get_nameunit(sc->dev));
6209 goto fail;
6210 }
6211
6212 KASSERT(nsegs == 1, ("%s: too many DMA segments",
6213 device_get_nameunit(sc->dev)));
6214
6215 desc->sdp0 = htole32(segs[0].ds_addr);
6216 desc->sdl0 = htole16(MJUMPAGESIZE);
6217 }
6218
6219 error = bus_dmamap_create(ring->data_dma_tag, 0, &ring->spare_dma_map);
6220 if (error != 0)
6221 {
6222 printf("%s: could not create Rx spare DMA map\n",
6223 device_get_nameunit(sc->dev));
6224 goto fail;
6225 }
6226
6227 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6228 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6229
6230 return 0;
6231
6232 fail:
6233
6234 rt2860_free_rx_ring(sc, ring);
6235
6236 return error;
6237 }
6238
6239 /*
6240 * rt2860_reset_rx_ring
6241 */
6242 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
6243 struct rt2860_softc_rx_ring *ring)
6244 {
6245 struct rt2860_rxdesc *desc;
6246 int i;
6247
6248 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6249 {
6250 desc = &ring->desc[i];
6251
6252 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
6253 }
6254
6255 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6256 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6257
6258 ring->cur = 0;
6259 }
6260
6261 /*
6262 * rt2860_free_rx_ring
6263 */
6264 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
6265 struct rt2860_softc_rx_ring *ring)
6266 {
6267 struct rt2860_softc_rx_data *data;
6268 int i;
6269
6270 if (ring->desc != NULL)
6271 {
6272 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6273 BUS_DMASYNC_POSTWRITE);
6274 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6275 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6276 ring->desc_dma_map);
6277 }
6278
6279 if (ring->desc_dma_tag != NULL)
6280 bus_dma_tag_destroy(ring->desc_dma_tag);
6281
6282 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6283 {
6284 data = &ring->data[i];
6285
6286 if (data->m != NULL)
6287 {
6288 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6289 BUS_DMASYNC_POSTREAD);
6290 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6291 m_freem(data->m);
6292 }
6293
6294 if (data->dma_map != NULL)
6295 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6296 }
6297
6298 if (ring->spare_dma_map != NULL)
6299 bus_dmamap_destroy(ring->data_dma_tag, ring->spare_dma_map);
6300
6301 if (ring->data_dma_tag != NULL)
6302 bus_dma_tag_destroy(ring->data_dma_tag);
6303 }
6304
6305 /*
6306 * rt2860_alloc_tx_ring
6307 */
6308 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
6309 struct rt2860_softc_tx_ring *ring, int qid)
6310 {
6311 struct rt2860_softc_tx_data *data;
6312 int error, i;
6313
6314 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6315 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6316 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc), 1,
6317 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6318 0, NULL, NULL, &ring->desc_dma_tag);
6319 if (error != 0)
6320 {
6321 printf("%s: could not create Tx desc DMA tag\n",
6322 device_get_nameunit(sc->dev));
6323 goto fail;
6324 }
6325
6326 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6327 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6328 if (error != 0)
6329 {
6330 printf("%s: could not allocate Tx desc DMA memory\n",
6331 device_get_nameunit(sc->dev));
6332 goto fail;
6333 }
6334
6335 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6336 ring->desc,
6337 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6338 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6339 if (error != 0)
6340 {
6341 printf("%s: could not load Tx desc DMA map\n",
6342 device_get_nameunit(sc->dev));
6343 goto fail;
6344 }
6345
6346 ring->desc_queued = 0;
6347 ring->desc_cur = 0;
6348 ring->desc_next = 0;
6349
6350 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6351 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6352 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE, 1,
6353 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6354 0, NULL, NULL, &ring->seg0_dma_tag);
6355 if (error != 0)
6356 {
6357 printf("%s: could not create Tx seg0 DMA tag\n",
6358 device_get_nameunit(sc->dev));
6359 goto fail;
6360 }
6361
6362 error = bus_dmamem_alloc(ring->seg0_dma_tag, (void **) &ring->seg0,
6363 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->seg0_dma_map);
6364 if (error != 0)
6365 {
6366 printf("%s: could not allocate Tx seg0 DMA memory\n",
6367 device_get_nameunit(sc->dev));
6368 goto fail;
6369 }
6370
6371 error = bus_dmamap_load(ring->seg0_dma_tag, ring->seg0_dma_map,
6372 ring->seg0,
6373 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6374 rt2860_dma_map_addr, &ring->seg0_phys_addr, 0);
6375 if (error != 0)
6376 {
6377 printf("%s: could not load Tx seg0 DMA map\n",
6378 device_get_nameunit(sc->dev));
6379 goto fail;
6380 }
6381
6382 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6383 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6384 MJUMPAGESIZE, RT2860_SOFTC_MAX_SCATTER, MJUMPAGESIZE, 0, NULL, NULL,
6385 &ring->data_dma_tag);
6386 if (error != 0)
6387 {
6388 printf("%s: could not create Tx data DMA tag\n",
6389 device_get_nameunit(sc->dev));
6390 goto fail;
6391 }
6392
6393 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6394 {
6395 data = &ring->data[i];
6396
6397 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6398 if (error != 0)
6399 {
6400 printf("%s: could not create Tx data DMA map\n",
6401 device_get_nameunit(sc->dev));
6402 goto fail;
6403 }
6404 }
6405
6406 ring->data_queued = 0;
6407 ring->data_cur = 0;
6408 ring->data_next = 0;
6409
6410 ring->qid = qid;
6411
6412 return 0;
6413
6414 fail:
6415
6416 rt2860_free_tx_ring(sc, ring);
6417
6418 return error;
6419 }
6420
6421 /*
6422 * rt2860_reset_tx_ring
6423 */
6424 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
6425 struct rt2860_softc_tx_ring *ring)
6426 {
6427 struct rt2860_softc_tx_data *data;
6428 struct rt2860_txdesc *desc;
6429 int i;
6430
6431 for (i = 0; i < RT2860_SOFTC_TX_RING_DESC_COUNT; i++)
6432 {
6433 desc = &ring->desc[i];
6434
6435 desc->sdl0 = 0;
6436 desc->sdl1 = 0;
6437 }
6438
6439 ring->desc_queued = 0;
6440 ring->desc_cur = 0;
6441 ring->desc_next = 0;
6442
6443 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6444 BUS_DMASYNC_PREWRITE);
6445
6446 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6447 BUS_DMASYNC_PREWRITE);
6448
6449 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6450 {
6451 data = &ring->data[i];
6452
6453 if (data->m != NULL)
6454 {
6455 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6456 BUS_DMASYNC_POSTWRITE);
6457 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6458 m_freem(data->m);
6459 data->m = NULL;
6460 }
6461
6462 if (data->ni != NULL)
6463 {
6464 ieee80211_free_node(data->ni);
6465 data->ni = NULL;
6466 }
6467 }
6468
6469 ring->data_queued = 0;
6470 ring->data_cur = 0;
6471 ring->data_next = 0;
6472 }
6473
6474 /*
6475 * rt2860_free_tx_ring
6476 */
6477 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
6478 struct rt2860_softc_tx_ring *ring)
6479 {
6480 struct rt2860_softc_tx_data *data;
6481 int i;
6482
6483 if (ring->desc != NULL)
6484 {
6485 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6486 BUS_DMASYNC_POSTWRITE);
6487 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6488 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6489 ring->desc_dma_map);
6490 }
6491
6492 if (ring->desc_dma_tag != NULL)
6493 bus_dma_tag_destroy(ring->desc_dma_tag);
6494
6495 if (ring->seg0 != NULL)
6496 {
6497 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6498 BUS_DMASYNC_POSTWRITE);
6499 bus_dmamap_unload(ring->seg0_dma_tag, ring->seg0_dma_map);
6500 bus_dmamem_free(ring->seg0_dma_tag, ring->seg0,
6501 ring->seg0_dma_map);
6502 }
6503
6504 if (ring->seg0_dma_tag != NULL)
6505 bus_dma_tag_destroy(ring->seg0_dma_tag);
6506
6507 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6508 {
6509 data = &ring->data[i];
6510
6511 if (data->m != NULL)
6512 {
6513 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6514 BUS_DMASYNC_POSTWRITE);
6515 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6516 m_freem(data->m);
6517 }
6518
6519 if (data->ni != NULL)
6520 ieee80211_free_node(data->ni);
6521
6522 if (data->dma_map != NULL)
6523 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6524 }
6525
6526 if (ring->data_dma_tag != NULL)
6527 bus_dma_tag_destroy(ring->data_dma_tag);
6528 }
6529
6530 /*
6531 * rt2860_dma_map_addr
6532 */
6533 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
6534 int nseg, int error)
6535 {
6536 if (error != 0)
6537 return;
6538
6539 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
6540
6541 *(bus_addr_t *) arg = segs[0].ds_addr;
6542 }
6543
6544 /*
6545 * rt2860_sysctl_attach
6546 */
6547 static void rt2860_sysctl_attach(struct rt2860_softc *sc)
6548 {
6549 struct sysctl_ctx_list *ctx;
6550 struct sysctl_oid *tree;
6551 struct sysctl_oid *stats;
6552
6553 ctx = device_get_sysctl_ctx(sc->dev);
6554 tree = device_get_sysctl_tree(sc->dev);
6555
6556 stats = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
6557 "stats", CTLFLAG_RD, 0, "statistic");
6558
6559 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6560 "interrupts", CTLFLAG_RD, &sc->interrupts, 0,
6561 "all interrupts");
6562
6563 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6564 "tx_coherent_interrupts", CTLFLAG_RD, &sc->tx_coherent_interrupts, 0,
6565 "Tx coherent interrupts");
6566
6567 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6568 "rx_coherent_interrupts", CTLFLAG_RD, &sc->rx_coherent_interrupts, 0,
6569 "Rx coherent interrupts");
6570
6571 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6572 "txrx_coherent_interrupts", CTLFLAG_RD, &sc->txrx_coherent_interrupts, 0,
6573 "Tx/Rx coherent interrupts");
6574
6575 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6576 "fifo_sta_full_interrupts", CTLFLAG_RD, &sc->fifo_sta_full_interrupts, 0,
6577 "FIFO statistic full interrupts");
6578
6579 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6580 "rx_interrupts", CTLFLAG_RD, &sc->rx_interrupts, 0,
6581 "Rx interrupts");
6582
6583 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6584 "rx_delay_interrupts", CTLFLAG_RD, &sc->rx_delay_interrupts, 0,
6585 "Rx delay interrupts");
6586
6587 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6588 "tx_mgmt_interrupts", CTLFLAG_RD, &sc->tx_interrupts[5], 0,
6589 "Tx MGMT interrupts");
6590
6591 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6592 "tx_hcca_interrupts", CTLFLAG_RD, &sc->tx_interrupts[4], 0,
6593 "Tx HCCA interrupts");
6594
6595 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6596 "tx_ac3_interrupts", CTLFLAG_RD, &sc->tx_interrupts[3], 0,
6597 "Tx AC3 interrupts");
6598
6599 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6600 "tx_ac2_interrupts", CTLFLAG_RD, &sc->tx_interrupts[2], 0,
6601 "Tx AC2 interrupts");
6602
6603 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6604 "tx_ac1_interrupts", CTLFLAG_RD, &sc->tx_interrupts[1], 0,
6605 "Tx AC1 interrupts");
6606
6607 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6608 "tx_ac0_interrupts", CTLFLAG_RD, &sc->tx_interrupts[0], 0,
6609 "Tx AC0 interrupts");
6610
6611 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6612 "tx_delay_interrupts", CTLFLAG_RD, &sc->tx_delay_interrupts, 0,
6613 "Tx delay interrupts");
6614
6615 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6616 "pre_tbtt_interrupts", CTLFLAG_RD, &sc->pre_tbtt_interrupts, 0,
6617 "Pre-TBTT interrupts");
6618
6619 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6620 "tbtt_interrupts", CTLFLAG_RD, &sc->tbtt_interrupts, 0,
6621 "TBTT interrupts");
6622
6623 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6624 "mcu_cmd_interrupts", CTLFLAG_RD, &sc->mcu_cmd_interrupts, 0,
6625 "MCU command interrupts");
6626
6627 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6628 "auto_wakeup_interrupts", CTLFLAG_RD, &sc->auto_wakeup_interrupts, 0,
6629 "auto wakeup interrupts");
6630
6631 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6632 "gp_timer_interrupts", CTLFLAG_RD, &sc->gp_timer_interrupts, 0,
6633 "GP timer interrupts");
6634
6635 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6636 "tx_mgmt_desc_queued", CTLFLAG_RD, &sc->tx_ring[5].desc_queued, 0,
6637 "Tx MGMT descriptors queued");
6638
6639 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6640 "tx_mgmt_data_queued", CTLFLAG_RD, &sc->tx_ring[5].data_queued, 0,
6641 "Tx MGMT data queued");
6642
6643 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6644 "tx_hcca_desc_queued", CTLFLAG_RD, &sc->tx_ring[4].desc_queued, 0,
6645 "Tx HCCA descriptors queued");
6646
6647 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6648 "tx_hcca_data_queued", CTLFLAG_RD, &sc->tx_ring[4].data_queued, 0,
6649 "Tx HCCA data queued");
6650
6651 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6652 "tx_ac3_desc_queued", CTLFLAG_RD, &sc->tx_ring[3].desc_queued, 0,
6653 "Tx AC3 descriptors queued");
6654
6655 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6656 "tx_ac3_data_queued", CTLFLAG_RD, &sc->tx_ring[3].data_queued, 0,
6657 "Tx AC3 data queued");
6658
6659 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6660 "tx_ac2_desc_queued", CTLFLAG_RD, &sc->tx_ring[2].desc_queued, 0,
6661 "Tx AC2 descriptors queued");
6662
6663 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6664 "tx_ac2_data_queued", CTLFLAG_RD, &sc->tx_ring[2].data_queued, 0,
6665 "Tx AC2 data queued");
6666
6667 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6668 "tx_ac1_desc_queued", CTLFLAG_RD, &sc->tx_ring[1].desc_queued, 0,
6669 "Tx AC1 descriptors queued");
6670
6671 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6672 "tx_ac1_data_queued", CTLFLAG_RD, &sc->tx_ring[1].data_queued, 0,
6673 "Tx AC1 data queued");
6674
6675 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6676 "tx_ac0_desc_queued", CTLFLAG_RD, &sc->tx_ring[0].desc_queued, 0,
6677 "Tx AC0 descriptors queued");
6678
6679 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6680 "tx_ac0_data_queued", CTLFLAG_RD, &sc->tx_ring[0].data_queued, 0,
6681 "Tx AC0 data queued");
6682
6683 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6684 "tx_mgmt_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[5], 0,
6685 "Tx MGMT data queue full");
6686
6687 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6688 "tx_hcca_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[4], 0,
6689 "Tx HCCA data queue full");
6690
6691 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6692 "tx_ac3_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[3], 0,
6693 "Tx AC3 data queue full");
6694
6695 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6696 "tx_ac2_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[2], 0,
6697 "Tx AC2 data queue full");
6698
6699 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6700 "tx_ac1_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[1], 0,
6701 "Tx AC1 data queue full");
6702
6703 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6704 "tx_ac0_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[0], 0,
6705 "Tx AC0 data queue full");
6706
6707 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6708 "tx_watchdog_timeouts", CTLFLAG_RD, &sc->tx_watchdog_timeouts, 0,
6709 "Tx watchdog timeouts");
6710
6711 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6712 "tx_defrag_packets", CTLFLAG_RD, &sc->tx_defrag_packets, 0,
6713 "Tx defragmented packets");
6714
6715 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6716 "no_tx_desc_avail", CTLFLAG_RD, &sc->no_tx_desc_avail, 0,
6717 "no Tx descriptors available");
6718
6719 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6720 "rx_mbuf_alloc_errors", CTLFLAG_RD, &sc->rx_mbuf_alloc_errors, 0,
6721 "Rx mbuf allocation errors");
6722
6723 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6724 "rx_mbuf_dmamap_errors", CTLFLAG_RD, &sc->rx_mbuf_dmamap_errors, 0,
6725 "Rx mbuf DMA mapping errors");
6726
6727 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6728 "tx_queue_0_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[0], 0,
6729 "Tx queue 0 not empty");
6730
6731 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6732 "tx_queue_1_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[1], 0,
6733 "Tx queue 1 not empty");
6734
6735 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6736 "tx_beacons", CTLFLAG_RD, &sc->tx_beacons, 0,
6737 "Tx beacons");
6738
6739 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6740 "tx_noretryok", CTLFLAG_RD, &sc->tx_noretryok, 0,
6741 "Tx successfull without retries");
6742
6743 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6744 "tx_retryok", CTLFLAG_RD, &sc->tx_retryok, 0,
6745 "Tx successfull with retries");
6746
6747 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6748 "tx_failed", CTLFLAG_RD, &sc->tx_failed, 0,
6749 "Tx failed");
6750
6751 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6752 "tx_underflows", CTLFLAG_RD, &sc->tx_underflows, 0,
6753 "Tx underflows");
6754
6755 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6756 "tx_zerolen", CTLFLAG_RD, &sc->tx_zerolen, 0,
6757 "Tx zero length");
6758
6759 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6760 "tx_nonagg", CTLFLAG_RD, &sc->tx_nonagg, 0,
6761 "Tx non-aggregated");
6762
6763 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6764 "tx_agg", CTLFLAG_RD, &sc->tx_agg, 0,
6765 "Tx aggregated");
6766
6767 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6768 "tx_ampdu", CTLFLAG_RD, &sc->tx_ampdu, 0,
6769 "Tx A-MPDU");
6770
6771 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6772 "tx_mpdu_zero_density", CTLFLAG_RD, &sc->tx_mpdu_zero_density, 0,
6773 "Tx MPDU with zero density");
6774
6775 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6776 "tx_ampdu_sessions", CTLFLAG_RD, &sc->tx_ampdu_sessions, 0,
6777 "Tx A-MPDU sessions");
6778
6779 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6780 "rx_packets", CTLFLAG_RD, &sc->rx_packets, 0,
6781 "Rx packets");
6782
6783 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6784 "rx_ampdu", CTLFLAG_RD, &sc->rx_ampdu, 0,
6785 "Rx A-MPDU");
6786
6787 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6788 "rx_mpdu_zero_density", CTLFLAG_RD, &sc->rx_mpdu_zero_density, 0,
6789 "Rx MPDU with zero density");
6790
6791 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6792 "rx_amsdu", CTLFLAG_RD, &sc->rx_amsdu, 0,
6793 "Rx A-MSDU");
6794
6795 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6796 "rx_crc_errors", CTLFLAG_RD, &sc->rx_crc_errors, 0,
6797 "Rx CRC errors");
6798
6799 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6800 "rx_phy_errors", CTLFLAG_RD, &sc->rx_phy_errors, 0,
6801 "Rx PHY errors");
6802
6803 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6804 "rx_false_ccas", CTLFLAG_RD, &sc->rx_false_ccas, 0,
6805 "Rx false CCAs");
6806
6807 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6808 "rx_plcp_errors", CTLFLAG_RD, &sc->rx_plcp_errors, 0,
6809 "Rx PLCP errors");
6810
6811 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6812 "rx_dup_packets", CTLFLAG_RD, &sc->rx_dup_packets, 0,
6813 "Rx duplicate packets");
6814
6815 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6816 "rx_fifo_overflows", CTLFLAG_RD, &sc->rx_fifo_overflows, 0,
6817 "Rx FIFO overflows");
6818
6819 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6820 "rx_cipher_no_errors", CTLFLAG_RD, &sc->rx_cipher_no_errors, 0,
6821 "Rx cipher no errors");
6822
6823 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6824 "rx_cipher_icv_errors", CTLFLAG_RD, &sc->rx_cipher_icv_errors, 0,
6825 "Rx cipher ICV errors");
6826
6827 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6828 "rx_cipher_mic_errors", CTLFLAG_RD, &sc->rx_cipher_mic_errors, 0,
6829 "Rx cipher MIC errors");
6830
6831 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6832 "rx_cipher_invalid_key_errors", CTLFLAG_RD, &sc->rx_cipher_invalid_key_errors, 0,
6833 "Rx cipher invalid key errors");
6834 }
6835
6836 static device_method_t rt2860_dev_methods[] =
6837 {
6838 DEVMETHOD(device_probe, rt2860_probe),
6839 DEVMETHOD(device_attach, rt2860_attach),
6840 DEVMETHOD(device_detach, rt2860_detach),
6841 DEVMETHOD(device_shutdown, rt2860_shutdown),
6842 DEVMETHOD(device_suspend, rt2860_suspend),
6843 DEVMETHOD(device_resume, rt2860_resume),
6844 { 0, 0 }
6845 };
6846
6847 static driver_t rt2860_driver =
6848 {
6849 "rt2860",
6850 rt2860_dev_methods,
6851 sizeof(struct rt2860_softc)
6852 };
6853
6854 static devclass_t rt2860_dev_class;
6855
6856 DRIVER_MODULE(rt2860, pci, rt2860_driver, rt2860_dev_class, 0, 0);
6857
6858 MODULE_DEPEND(rt2860, pci, 1, 1, 1);
6859 MODULE_DEPEND(rt2860, wlan, 1, 1, 1);
FreeBSD 8 device driver for Ralink rt2860