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Update WCID attribute for group key in HOSTAP mode; Reset WCID attribute in HOSTAP...
[ralink_drivers/rt2860_fbsd72.git] / rt2860.c
blob3bb1a831ddcbc67815bab392ff1e46bf8a235627
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_RATE_IS_OFDM(rate) ((rate) >= 12 && (rate) != 22)
51
52 #define RT2860_ACK_SIZE 14
53
54 #define IEEE80211_HAS_ADDR4(wh) \
55 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
56
57 #define RT2860_MS(_v, _f) (((_v) & _f) >> _f##_S)
58 #define RT2860_SM(_v, _f) (((_v) << _f##_S) & _f)
59
60 #define RT2860_TX_WATCHDOG_TIMEOUT 5
61
62 #define RT2860_WCID_RESERVED 0xff
63 #define RT2860_WCID_MCAST 0x00
64
65 /*
66 * Data structures and types
67 */
68
69 struct rt2860_pci_ident
70 {
71 uint16_t vendor;
72 uint16_t device;
73 const char *name;
74 };
75
76 /*
77 * Static function prototypes
78 */
79
80 static int rt2860_probe(device_t dev);
81
82 static int rt2860_attach(device_t dev);
83
84 static int rt2860_detach(device_t dev);
85
86 static int rt2860_shutdown(device_t dev);
87
88 static int rt2860_suspend(device_t dev);
89
90 static int rt2860_resume(device_t dev);
91
92 static void rt2860_init_channels(struct rt2860_softc *sc);
93
94 static void rt2860_init_channels_ht40(struct rt2860_softc *sc);
95
96 static void rt2860_init_locked(void *priv);
97
98 static void rt2860_init(void *priv);
99
100 static int rt2860_init_bbp(struct rt2860_softc *sc);
101
102 static void rt2860_stop_locked(void *priv);
103
104 static void rt2860_stop(void *priv);
105
106 static void rt2860_start(struct ifnet *ifp);
107
108 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
109
110 static int rt2860_reset(struct ifnet *ifp);
111
112 static int rt2860_newstate(struct ieee80211com *ic,
113 enum ieee80211_state nstate, int arg);
114
115 static void rt2860_scan_start(struct ieee80211com *ic);
116
117 static void rt2860_scan_end(struct ieee80211com *ic);
118
119 static void rt2860_set_channel(struct ieee80211com *ic);
120
121 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew);
122
123 static void rt2860_updateslot(struct ifnet *ifp);
124
125 static int rt2860_wme_update(struct ieee80211com *ic);
126
127 static void rt2860_update_beacon(struct ieee80211com *ic, int what);
128
129 static void rt2860_key_update_begin(struct ieee80211com *ic);
130
131 static void rt2860_key_update_end(struct ieee80211com *ic);
132
133 static int rt2860_key_set(struct ieee80211com *ic,
134 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN]);
135
136 static int rt2860_key_delete(struct ieee80211com *ic,
137 const struct ieee80211_key *k);
138
139 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
140 const struct ieee80211_bpf_params *params);
141
142 static int rt2860_media_change(struct ifnet *ifp);
143
144 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211_node_table *nt);
145
146 static void rt2860_recv_action(struct ieee80211_node *ni,
147 const uint8_t *frm, const uint8_t *efrm);
148
149 static int rt2860_send_action(struct ieee80211_node *ni,
150 int category, int action, uint16_t args[4]);
151
152 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni);
153
154 static void rt2860_periodic(void *arg);
155
156 static void rt2860_tx_watchdog(void *arg);
157
158 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
159 const uint8_t *bssid);
160
161 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
162 const uint8_t *addr);
163
164 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc);
165
166 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc);
167
168 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc);
169
170 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc);
171
172 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc);
173
174 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc);
175
176 static void rt2860_asic_update_txpower(struct rt2860_softc *sc);
177
178 static void rt2860_asic_update_promisc(struct rt2860_softc *sc);
179
180 static void rt2860_asic_updateprot(struct rt2860_softc *sc);
181
182 static void rt2860_asic_updateslot(struct rt2860_softc *sc);
183
184 static void rt2860_asic_wme_update(struct rt2860_softc *sc);
185
186 static void rt2860_asic_update_beacon(struct rt2860_softc *sc);
187
188 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc);
189
190 static int rt2860_beacon_alloc(struct rt2860_softc *sc);
191
192 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi);
193
194 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
195 const struct rt2860_rxwi *rxwi);
196
197 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
198 uint8_t rssi, uint8_t rxpath);
199
200 static uint8_t rt2860_rate2mcs(uint8_t rate);
201
202 static int rt2860_ackrate(struct ieee80211com *ic, int rate);
203
204 static uint16_t rt2860_txtime(int len, int rate, uint32_t flags);
205
206 static int rt2860_tx_frame(struct rt2860_softc *sc,
207 struct mbuf *m, struct ieee80211_node *ni, int qid);
208
209 static int rt2860_tx_raw(struct rt2860_softc *sc,
210 struct mbuf *m, struct ieee80211_node *ni,
211 const struct ieee80211_bpf_params *params);
212
213 static void rt2860_intr(void *arg);
214
215 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc);
216
217 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc);
218
219 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc);
220
221 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc);
222
223 static void rt2860_rx_intr(struct rt2860_softc *sc);
224
225 static void rt2860_rx_delay_intr(struct rt2860_softc *sc);
226
227 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid);
228
229 static void rt2860_tx_delay_intr(struct rt2860_softc *sc);
230
231 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc);
232
233 static void rt2860_tbtt_intr(struct rt2860_softc *sc);
234
235 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc);
236
237 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc);
238
239 static void rt2860_gp_timer_intr(struct rt2860_softc *sc);
240
241 static void rt2860_rx_done_task(void *context, int pending);
242
243 static void rt2860_tx_done_task(void *context, int pending);
244
245 static void rt2860_fifo_sta_full_task(void *context, int pending);
246
247 static void rt2860_periodic_task(void *context, int pending);
248
249 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit);
250
251 static void rt2860_tx_eof(struct rt2860_softc *sc,
252 struct rt2860_softc_tx_ring *ring);
253
254 static void rt2860_update_stats(struct rt2860_softc *sc);
255
256 static void rt2860_bbp_tuning(struct rt2860_softc *sc);
257
258 static void rt2860_watchdog(struct rt2860_softc *sc);
259
260 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc);
261
262 static void rt2860_update_raw_counters(struct rt2860_softc *sc);
263
264 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask);
265
266 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask);
267
268 static int rt2860_txrx_enable(struct rt2860_softc *sc);
269
270 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
271 struct rt2860_softc_rx_ring *ring);
272
273 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
274 struct rt2860_softc_rx_ring *ring);
275
276 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
277 struct rt2860_softc_rx_ring *ring);
278
279 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
280 struct rt2860_softc_tx_ring *ring, int qid);
281
282 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
283 struct rt2860_softc_tx_ring *ring);
284
285 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
286 struct rt2860_softc_tx_ring *ring);
287
288 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
289 int nseg, int error);
290
291 static void rt2860_sysctl_attach(struct rt2860_softc *sc);
292
293 /*
294 * Static variables
295 */
296
297 static const struct rt2860_pci_ident rt2860_pci_ids[] =
298 {
299 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCI, "Ralink RT2860 PCI" },
300 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCIe, "Ralink RT2860 PCIe" },
301 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2760_PCI, "Ralink RT2760 PCI" },
302 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2790_PCIe, "Ralink RT2790 PCIe" },
303 { 0, 0, NULL }
304 };
305
306 static const struct
307 {
308 uint32_t reg;
309 uint32_t val;
310 } rt2860_def_mac[] =
311 {
312 { RT2860_REG_PBF_BCN_OFFSET0, 0xf8f0e8e0 },
313 { RT2860_REG_PBF_BCN_OFFSET1, 0x6f77d0c8 },
314 { RT2860_REG_LEGACY_BASIC_RATE, 0x0000013f },
315 { RT2860_REG_HT_BASIC_RATE, 0x00008003 },
316 { RT2860_REG_SYS_CTRL, 0x00000000 },
317 { RT2860_REG_RX_FILTER_CFG, 0x00017f97 },
318 { RT2860_REG_BKOFF_SLOT_CFG, 0x00000209 },
319 { RT2860_REG_TX_SW_CFG0, 0x00000000 },
320 { RT2860_REG_TX_SW_CFG1, 0x00080606 },
321 { RT2860_REG_TX_LINK_CFG, 0x00001020 },
322 { RT2860_REG_TX_TIMEOUT_CFG, 0x000a2090 },
323 { RT2860_REG_MAX_LEN_CFG, (1 << 12) | RT2860_MAX_AGG_SIZE },
324 { RT2860_REG_LED_CFG, 0x7f031e46 },
325 { RT2860_REG_PBF_MAX_PCNT, 0x1f3fbf9f },
326 { RT2860_REG_TX_RTY_CFG, 0x47d01f0f },
327 { RT2860_REG_AUTO_RSP_CFG, 0x00000013 },
328 { RT2860_REG_TX_CCK_PROT_CFG, 0x05740003 },
329 { RT2860_REG_TX_OFDM_PROT_CFG, 0x05740003 },
330 { RT2860_REG_TX_GF20_PROT_CFG, 0x01744004 },
331 { RT2860_REG_TX_GF40_PROT_CFG, 0x03f44084 },
332 { RT2860_REG_TX_MM20_PROT_CFG, 0x01744004 },
333 { RT2860_REG_TX_MM40_PROT_CFG, 0x03f54084 },
334 { RT2860_REG_TX_TXOP_CTRL_CFG, 0x0000583f },
335 { RT2860_REG_TX_RTS_CFG, 0x00092b20 },
336 { RT2860_REG_TX_EXP_ACK_TIME, 0x002400ca },
337 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET, 0x00000002 },
338 { RT2860_REG_XIFS_TIME_CFG, 0x33a41010 },
339 { RT2860_REG_PWR_PIN_CFG, 0x00000003 },
340 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG, 0x00002273 },
341 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG, 0x00002344 },
342 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG, 0x000034aa },
343 };
344
345 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
346
347 static const struct
348 {
349 uint8_t reg;
350 uint8_t val;
351 } rt2860_def_bbp[] =
352 {
353 { 65, 0x2c },
354 { 66, 0x38 },
355 { 69, 0x12 },
356 { 70, 0x0a },
357 { 73, 0x10 },
358 { 81, 0x37 },
359 { 82, 0x62 },
360 { 83, 0x6a },
361 { 84, 0x99 },
362 { 86, 0x00 },
363 { 91, 0x04 },
364 { 92, 0x00 },
365 { 103, 0x00 },
366 { 105, 0x05 },
367 { 106, 0x35 },
368 };
369
370 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
371
372 SYSCTL_NODE(_hw, OID_AUTO, rt2860, CTLFLAG_RD, 0, "RT2860 driver parameters");
373
374 #ifdef RT2860_DEBUG
375 static int rt2860_debug = 0;
376 SYSCTL_INT(_hw_rt2860, OID_AUTO, debug, CTLFLAG_RW, &rt2860_debug, 0, "rt2860 debug level");
377 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug);
378 #endif
379
380 /*
381 * rt2860_probe
382 */
383 static int rt2860_probe(device_t dev)
384 {
385 const struct rt2860_pci_ident *ident;
386
387 for (ident = rt2860_pci_ids; ident->name != NULL; ident++)
388 {
389 if (pci_get_vendor(dev) == ident->vendor &&
390 pci_get_device(dev) == ident->device)
391 {
392 device_set_desc(dev, ident->name);
393 return 0;
394 }
395 }
396
397 return ENXIO;
398 }
399
400 /*
401 * rt2860_attach
402 */
403 static int rt2860_attach(device_t dev)
404 {
405 struct rt2860_softc *sc;
406 struct ifnet *ifp;
407 struct ieee80211com *ic;
408 int error, ntries, i;
409
410 sc = device_get_softc(dev);
411
412 if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0)
413 {
414 printf("%s: chip is in D%d power mode, setting to D0\n",
415 device_get_nameunit(dev), pci_get_powerstate(dev));
416 pci_set_powerstate(dev, PCI_POWERSTATE_D0);
417 }
418
419 /* enable bus-mastering */
420
421 pci_enable_busmaster(dev);
422
423 sc->dev = dev;
424
425 mtx_init(&sc->lock, device_get_nameunit(dev),
426 MTX_NETWORK_LOCK, MTX_DEF | MTX_RECURSE);
427
428 sc->mem_rid = PCIR_BAR(0);
429 sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
430 &sc->mem_rid, RF_ACTIVE);
431 if (sc->mem == NULL)
432 {
433 printf("%s: could not allocate memory resource\n",
434 device_get_nameunit(dev));
435 error = ENXIO;
436 goto fail;
437 }
438
439 sc->bst = rman_get_bustag(sc->mem);
440 sc->bsh = rman_get_bushandle(sc->mem);
441
442 sc->irq_rid = 0;
443 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
444 &sc->irq_rid, RF_ACTIVE | RF_SHAREABLE);
445 if (sc->irq == NULL)
446 {
447 printf("%s: could not allocate interrupt resource\n",
448 device_get_nameunit(dev));
449 error = ENXIO;
450 goto fail;
451 }
452
453 #ifdef RT2860_DEBUG
454 sc->debug = rt2860_debug;
455
456 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
457 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
458 "debug", CTLFLAG_RW, &sc->debug, 0, "rt2860 debug level");
459 #endif
460
461 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
462 "%s: attaching\n",
463 device_get_nameunit(sc->dev));
464
465 /* wait for NIC to initialize */
466
467 for (ntries = 0; ntries < 100; ntries++)
468 {
469 sc->mac_rev = rt2860_io_mac_read(sc, RT2860_REG_MAC_CSR0);
470 if (sc->mac_rev != 0x00000000 && sc->mac_rev != 0xffffffff)
471 break;
472
473 DELAY(10);
474 }
475
476 if (ntries == 100)
477 {
478 printf("%s: timeout waiting for NIC to initialize\n",
479 device_get_nameunit(dev));
480 error = EIO;
481 goto fail;
482 }
483
484 rt2860_read_eeprom(sc);
485
486 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
487 device_get_nameunit(sc->dev), sc->mac_rev,
488 rt2860_rf_name(sc->rf_rev));
489
490 /* allocate Tx and Rx rings */
491
492 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
493 {
494 error = rt2860_alloc_tx_ring(sc, &sc->tx_ring[i], i);
495 if (error != 0)
496 {
497 printf("%s: could not allocate Tx ring #%d\n",
498 device_get_nameunit(sc->dev), i);
499 goto fail;
500 }
501 }
502
503 sc->tx_ring_mgtqid = 5;
504
505 error = rt2860_alloc_rx_ring(sc, &sc->rx_ring);
506 if (error != 0)
507 {
508 printf("%s: could not allocate Rx ring\n",
509 device_get_nameunit(sc->dev));
510 goto fail;
511 }
512
513 callout_init(&sc->periodic_ch, 0);
514 callout_init_mtx(&sc->tx_watchdog_ch, &sc->lock, 0);
515
516 ifp = sc->ifp = if_alloc(IFT_ETHER);
517 if (ifp == NULL)
518 {
519 printf("%s: could not if_alloc()\n",
520 device_get_nameunit(sc->dev));
521 error = ENOMEM;
522 goto fail;
523 }
524
525 ifp->if_softc = sc;
526
527 if_initname(ifp, "rt2860", device_get_unit(sc->dev));
528
529 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
530
531 ifp->if_init = rt2860_init;
532 ifp->if_ioctl = rt2860_ioctl;
533 ifp->if_start = rt2860_start;
534
535 IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
536 ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN;
537 IFQ_SET_READY(&ifp->if_snd);
538
539 ic = &sc->ic;
540
541 ic->ic_ifp = ifp;
542
543 ic->ic_phytype = IEEE80211_T_HT;
544 ic->ic_opmode = IEEE80211_M_STA;
545 ic->ic_state = IEEE80211_S_INIT;
546
547 ic->ic_caps = IEEE80211_C_MONITOR |
548 IEEE80211_C_IBSS |
549 IEEE80211_C_AHDEMO |
550 IEEE80211_C_HOSTAP |
551 IEEE80211_C_WDS |
552 IEEE80211_C_BGSCAN |
553 IEEE80211_C_TXPMGT |
554 IEEE80211_C_SHPREAMBLE |
555 IEEE80211_C_SHSLOT |
556 IEEE80211_C_TXFRAG |
557 IEEE80211_C_BURST |
558 IEEE80211_C_WME |
559 IEEE80211_C_WEP |
560 IEEE80211_C_TKIP |
561 IEEE80211_C_AES_CCM |
562 IEEE80211_C_WPA;
563
564 ic->ic_htcaps = IEEE80211_HTC_HT |
565 IEEE80211_HTC_AMSDU | /* A-MSDU Tx */
566 IEEE80211_HTC_AMPDU | /* A-MPDU Tx */
567 IEEE80211_HTCAP_MAXAMSDU_3839 | /* max. A-MSDU Rx length */
568 IEEE80211_HTCAP_CHWIDTH40 | /* HT 40MHz channel width */
569 IEEE80211_HTCAP_GREENFIELD | /* HT greenfield */
570 IEEE80211_HTCAP_SHORTGI20 | /* HT 20MHz short GI */
571 IEEE80211_HTCAP_SHORTGI40 | /* HT 40MHz short GI */
572 IEEE80211_HTCAP_SMPS_OFF; /* MIMO power save disabled */
573
574 /* spatial streams */
575
576 if (sc->nrxpath == 2)
577 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_2STREAM;
578 else if (sc->nrxpath == 3)
579 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_3STREAM;
580 else
581 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_1STREAM;
582
583 if (sc->ntxpath > 1)
584 ic->ic_htcaps |= IEEE80211_HTCAP_TXSTBC;
585
586 /* delayed BA */
587
588 if (sc->mac_rev != 0x28600100)
589 ic->ic_htcaps |= IEEE80211_HTCAP_DELBA;
590
591 /* init channels */
592
593 ic->ic_nchans = 0;
594 ic->ic_regdomain = 0;
595 ic->ic_countrycode = CTRY_DEFAULT;
596 ic->ic_location = 0;
597
598 rt2860_init_channels(sc);
599
600 rt2860_init_channels_ht40(sc);
601
602 IEEE80211_ADDR_COPY(ic->ic_myaddr, sc->mac_addr);
603
604 ieee80211_ifattach(ic);
605
606 sc->newstate = ic->ic_newstate;
607 ic->ic_newstate = rt2860_newstate;
608
609 ic->ic_reset = rt2860_reset;
610 ic->ic_node_alloc = rt2860_node_alloc;
611 ic->ic_scan_start = rt2860_scan_start;
612 ic->ic_scan_end = rt2860_scan_end;
613 ic->ic_set_channel = rt2860_set_channel;
614 ic->ic_newassoc = rt2860_newassoc;
615 ic->ic_updateslot = rt2860_updateslot;
616 ic->ic_wme.wme_update = rt2860_wme_update;
617 ic->ic_update_beacon = rt2860_update_beacon;
618 ic->ic_crypto.cs_key_update_begin = rt2860_key_update_begin;
619 ic->ic_crypto.cs_key_update_end = rt2860_key_update_end;
620 ic->ic_crypto.cs_key_set = rt2860_key_set;
621 ic->ic_crypto.cs_key_delete = rt2860_key_delete;
622 ic->ic_raw_xmit = rt2860_raw_xmit;
623
624 sc->recv_action = ic->ic_recv_action;
625 ic->ic_recv_action = rt2860_recv_action;
626
627 sc->send_action = ic->ic_send_action;
628 ic->ic_send_action = rt2860_send_action;
629
630 /* override Rx A-MPDU factor */
631
632 ic->ic_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K;
633 ic->ic_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_NA;
634 ic->ic_ampdu_limit = ic->ic_ampdu_rxmax;
635
636 /* hardware requires padding between 802.11 frame header and body */
637
638 ic->ic_flags |= IEEE80211_F_WME | IEEE80211_F_DATAPAD | IEEE80211_F_DOTH;
639
640 ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
641
642 ieee80211_media_init(ic, rt2860_media_change, ieee80211_media_status);
643
644 rt2860_amrr_init(&sc->amrr, ic,
645 sc->ntxpath,
646 RT2860_AMRR_MIN_SUCCESS_THRESHOLD,
647 RT2860_AMRR_MAX_SUCCESS_THRESHOLD,
648 500);
649
650 bpfattach2(ifp, DLT_IEEE802_11_RADIO,
651 sizeof(struct ieee80211_frame) + IEEE80211_RADIOTAP_HDRLEN,
652 &sc->drvbpf);
653
654 sc->rxtap_len = sizeof(sc->rxtapu);
655 sc->rxtap.ihdr.it_len = htole16(sc->rxtap_len);
656 sc->rxtap.ihdr.it_present = htole32(RT2860_SOFTC_RX_RADIOTAP_PRESENT);
657
658 sc->txtap_len = sizeof(sc->txtapu);
659 sc->txtap.ihdr.it_len = htole16(sc->txtap_len);
660 sc->txtap.ihdr.it_present = htole32(RT2860_SOFTC_TX_RADIOTAP_PRESENT);
661
662 /* init task queue */
663
664 TASK_INIT(&sc->rx_done_task, 0, rt2860_rx_done_task, sc);
665 TASK_INIT(&sc->tx_done_task, 0, rt2860_tx_done_task, sc);
666 TASK_INIT(&sc->fifo_sta_full_task, 0, rt2860_fifo_sta_full_task, sc);
667 TASK_INIT(&sc->periodic_task, 0, rt2860_periodic_task, sc);
668
669 sc->rx_process_limit = 100;
670
671 sc->taskqueue = taskqueue_create("rt2860_taskq", M_NOWAIT,
672 taskqueue_thread_enqueue, &sc->taskqueue);
673
674 taskqueue_start_threads(&sc->taskqueue, 1, PI_NET, "%s taskq",
675 device_get_nameunit(sc->dev));
676
677 rt2860_sysctl_attach(sc);
678
679 if (bootverbose)
680 ieee80211_announce(ic);
681
682 /* set up interrupt */
683
684 error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
685 NULL, rt2860_intr, sc, &sc->irqh);
686 if (error != 0)
687 {
688 printf("%s: could not set up interrupt\n",
689 device_get_nameunit(dev));
690 goto fail;
691 }
692
693 return 0;
694
695 fail:
696
697 /* free Tx and Rx rings */
698
699 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
700 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
701
702 rt2860_free_rx_ring(sc, &sc->rx_ring);
703
704 mtx_destroy(&sc->lock);
705
706 if (sc->mem != NULL)
707 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
708
709 if (sc->irq != NULL)
710 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
711
712 return error;
713 }
714
715 /*
716 * rt2860_detach
717 */
718 static int rt2860_detach(device_t dev)
719 {
720 struct rt2860_softc *sc;
721 struct ieee80211com *ic;
722 struct ifnet *ifp;
723 int i;
724
725 sc = device_get_softc(dev);
726 ic = &sc->ic;
727 ifp = ic->ic_ifp;
728
729 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
730 "%s: detaching\n",
731 device_get_nameunit(sc->dev));
732
733 RT2860_SOFTC_LOCK(sc);
734
735 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
736
737 ieee80211_new_state(ic, IEEE80211_S_INIT, -1);
738
739 callout_stop(&sc->periodic_ch);
740 callout_stop(&sc->tx_watchdog_ch);
741
742 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
743 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
744 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
745 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
746
747 /* free Tx and Rx rings */
748
749 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
750 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
751
752 rt2860_free_rx_ring(sc, &sc->rx_ring);
753
754 RT2860_SOFTC_UNLOCK(sc);
755
756 bpfdetach(ifp);
757
758 ieee80211_ifdetach(ic);
759
760 if_free(ifp);
761
762 taskqueue_free(sc->taskqueue);
763
764 mtx_destroy(&sc->lock);
765
766 bus_generic_detach(dev);
767
768 bus_teardown_intr(dev, sc->irq, sc->irqh);
769
770 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
771
772 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
773
774 return 0;
775 }
776
777 /*
778 * rt2860_shutdown
779 */
780 static int rt2860_shutdown(device_t dev)
781 {
782 struct rt2860_softc *sc;
783
784 sc = device_get_softc(dev);
785
786 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
787 "%s: shutting down\n",
788 device_get_nameunit(sc->dev));
789
790 rt2860_stop(sc);
791
792 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
793
794 return 0;
795 }
796
797 /*
798 * rt2860_suspend
799 */
800 static int rt2860_suspend(device_t dev)
801 {
802 struct rt2860_softc *sc;
803
804 sc = device_get_softc(dev);
805
806 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
807 "%s: suspending\n",
808 device_get_nameunit(sc->dev));
809
810 rt2860_stop(sc);
811
812 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
813
814 return 0;
815 }
816
817 /*
818 * rt2860_resume
819 */
820 static int rt2860_resume(device_t dev)
821 {
822 struct rt2860_softc *sc;
823 struct ifnet *ifp;
824
825 sc = device_get_softc(dev);
826 ifp = sc->ifp;
827
828 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
829 "%s: resuming\n",
830 device_get_nameunit(sc->dev));
831
832 if (ifp->if_flags & IFF_UP)
833 rt2860_init(sc);
834
835 return 0;
836 }
837
838 /*
839 * rt2860_init_channels
840 */
841 static void rt2860_init_channels(struct rt2860_softc *sc)
842 {
843 struct ieee80211com *ic;
844 struct ieee80211_channel *c;
845 int i, flags;
846
847 ic = &sc->ic;
848
849 /* set supported channels for 2GHz band */
850
851 for (i = 1; i <= 14; i++)
852 {
853 c = &ic->ic_channels[ic->ic_nchans++];
854 flags = IEEE80211_CHAN_B;
855
856 c->ic_freq = ieee80211_ieee2mhz(i, flags);
857 c->ic_ieee = i;
858 c->ic_flags = flags;
859
860 c = &ic->ic_channels[ic->ic_nchans++];
861 flags = IEEE80211_CHAN_B | IEEE80211_CHAN_HT20;
862
863 c->ic_freq = ieee80211_ieee2mhz(i, flags);
864 c->ic_ieee = i;
865 c->ic_flags = flags;
866
867 c = &ic->ic_channels[ic->ic_nchans++];
868 flags = IEEE80211_CHAN_G;
869
870 c->ic_freq = ieee80211_ieee2mhz(i, flags);
871 c->ic_ieee = i;
872 c->ic_flags = flags;
873
874 c = &ic->ic_channels[ic->ic_nchans++];
875 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT20;
876
877 c->ic_freq = ieee80211_ieee2mhz(i, flags);
878 c->ic_ieee = i;
879 c->ic_flags = flags;
880 }
881
882 /* set supported channels for 5GHz band */
883
884 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
885 sc->rf_rev == RT2860_EEPROM_RF_2750)
886 {
887 for (i = 36; i <= 64; i += 4)
888 {
889 c = &ic->ic_channels[ic->ic_nchans++];
890 flags = IEEE80211_CHAN_A;
891
892 c->ic_freq = ieee80211_ieee2mhz(i, flags);
893 c->ic_ieee = i;
894 c->ic_flags = flags;
895
896 c = &ic->ic_channels[ic->ic_nchans++];
897 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
898
899 c->ic_freq = ieee80211_ieee2mhz(i, flags);
900 c->ic_ieee = i;
901 c->ic_flags = flags;
902 }
903
904 for (i = 100; i <= 140; i += 4)
905 {
906 c = &ic->ic_channels[ic->ic_nchans++];
907 flags = IEEE80211_CHAN_A;
908
909 c->ic_freq = ieee80211_ieee2mhz(i, flags);
910 c->ic_ieee = i;
911 c->ic_flags = flags;
912
913 c = &ic->ic_channels[ic->ic_nchans++];
914 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
915
916 c->ic_freq = ieee80211_ieee2mhz(i, flags);
917 c->ic_ieee = i;
918 c->ic_flags = flags;
919 }
920
921 for (i = 149; i <= 165; i += 4)
922 {
923 c = &ic->ic_channels[ic->ic_nchans++];
924 flags = IEEE80211_CHAN_A;
925
926 c->ic_freq = ieee80211_ieee2mhz(i, flags);
927 c->ic_ieee = i;
928 c->ic_flags = flags;
929
930 c = &ic->ic_channels[ic->ic_nchans++];
931 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
932
933 c->ic_freq = ieee80211_ieee2mhz(i, flags);
934 c->ic_ieee = i;
935 c->ic_flags = flags;
936 }
937 }
938 }
939
940 /*
941 * rt2860_init_channels_ht40
942 */
943 static void rt2860_init_channels_ht40(struct rt2860_softc *sc)
944 {
945 struct ieee80211com *ic;
946 struct ieee80211_channel *c, *cent, *ext;
947 int i, flags;
948
949 ic = &sc->ic;
950
951 /* set supported channels for 2GHz band */
952
953 for (i = 1; i <= 14; i++)
954 {
955 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40;
956
957 /* find the center channel */
958
959 cent = ieee80211_find_channel_byieee(ic, i,
960 flags & ~IEEE80211_CHAN_HT);
961 if (cent == NULL)
962 {
963 printf("%s: skip channel %d, could not find center channel\n",
964 device_get_nameunit(sc->dev), i);
965 continue;
966 }
967
968 /* find the extension channel */
969
970 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
971 flags & ~IEEE80211_CHAN_HT);
972 if (ext == NULL)
973 {
974 printf("%s: skip channel %d, could not find extension channel\n",
975 device_get_nameunit(sc->dev), i);
976 continue;
977 }
978
979 c = &ic->ic_channels[ic->ic_nchans++];
980
981 *c = *cent;
982 c->ic_extieee = ext->ic_ieee;
983 c->ic_flags &= ~IEEE80211_CHAN_HT;
984 c->ic_flags |= IEEE80211_CHAN_HT40U;
985
986 c = &ic->ic_channels[ic->ic_nchans++];
987
988 *c = *ext;
989 c->ic_extieee = cent->ic_ieee;
990 c->ic_flags &= ~IEEE80211_CHAN_HT;
991 c->ic_flags |= IEEE80211_CHAN_HT40D;
992 }
993
994 /* set supported channels for 5GHz band */
995
996 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
997 sc->rf_rev == RT2860_EEPROM_RF_2750)
998 {
999 for (i = 36; i <= 64; i += 4)
1000 {
1001 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1002
1003 /* find the center channel */
1004
1005 cent = ieee80211_find_channel_byieee(ic, i,
1006 flags & ~IEEE80211_CHAN_HT);
1007 if (cent == NULL)
1008 {
1009 printf("%s: skip channel %d, could not find center channel\n",
1010 device_get_nameunit(sc->dev), i);
1011 continue;
1012 }
1013
1014 /* find the extension channel */
1015
1016 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1017 flags & ~IEEE80211_CHAN_HT);
1018 if (ext == NULL)
1019 {
1020 printf("%s: skip channel %d, could not find extension channel\n",
1021 device_get_nameunit(sc->dev), i);
1022 continue;
1023 }
1024
1025 c = &ic->ic_channels[ic->ic_nchans++];
1026
1027 *c = *cent;
1028 c->ic_extieee = ext->ic_ieee;
1029 c->ic_flags &= ~IEEE80211_CHAN_HT;
1030 c->ic_flags |= IEEE80211_CHAN_HT40U;
1031
1032 c = &ic->ic_channels[ic->ic_nchans++];
1033
1034 *c = *ext;
1035 c->ic_extieee = cent->ic_ieee;
1036 c->ic_flags &= ~IEEE80211_CHAN_HT;
1037 c->ic_flags |= IEEE80211_CHAN_HT40D;
1038 }
1039
1040 for (i = 100; i <= 140; i += 4)
1041 {
1042 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1043
1044 /* find the center channel */
1045
1046 cent = ieee80211_find_channel_byieee(ic, i,
1047 flags & ~IEEE80211_CHAN_HT);
1048 if (cent == NULL)
1049 {
1050 printf("%s: skip channel %d, could not find center channel\n",
1051 device_get_nameunit(sc->dev), i);
1052 continue;
1053 }
1054
1055 /* find the extension channel */
1056
1057 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1058 flags & ~IEEE80211_CHAN_HT);
1059 if (ext == NULL)
1060 {
1061 printf("%s: skip channel %d, could not find extension channel\n",
1062 device_get_nameunit(sc->dev), i);
1063 continue;
1064 }
1065
1066 c = &ic->ic_channels[ic->ic_nchans++];
1067
1068 *c = *cent;
1069 c->ic_extieee = ext->ic_ieee;
1070 c->ic_flags &= ~IEEE80211_CHAN_HT;
1071 c->ic_flags |= IEEE80211_CHAN_HT40U;
1072
1073 c = &ic->ic_channels[ic->ic_nchans++];
1074
1075 *c = *ext;
1076 c->ic_extieee = cent->ic_ieee;
1077 c->ic_flags &= ~IEEE80211_CHAN_HT;
1078 c->ic_flags |= IEEE80211_CHAN_HT40D;
1079 }
1080
1081 for (i = 149; i <= 165; i += 4)
1082 {
1083 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1084
1085 /* find the center channel */
1086
1087 cent = ieee80211_find_channel_byieee(ic, i,
1088 flags & ~IEEE80211_CHAN_HT);
1089 if (cent == NULL)
1090 {
1091 printf("%s: skip channel %d, could not find center channel\n",
1092 device_get_nameunit(sc->dev), i);
1093 continue;
1094 }
1095
1096 /* find the extension channel */
1097
1098 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1099 flags & ~IEEE80211_CHAN_HT);
1100 if (ext == NULL)
1101 {
1102 printf("%s: skip channel %d, could not find extension channel\n",
1103 device_get_nameunit(sc->dev), i);
1104 continue;
1105 }
1106
1107 c = &ic->ic_channels[ic->ic_nchans++];
1108
1109 *c = *cent;
1110 c->ic_extieee = ext->ic_ieee;
1111 c->ic_flags &= ~IEEE80211_CHAN_HT;
1112 c->ic_flags |= IEEE80211_CHAN_HT40U;
1113
1114 c = &ic->ic_channels[ic->ic_nchans++];
1115
1116 *c = *ext;
1117 c->ic_extieee = cent->ic_ieee;
1118 c->ic_flags &= ~IEEE80211_CHAN_HT;
1119 c->ic_flags |= IEEE80211_CHAN_HT40D;
1120 }
1121 }
1122 }
1123
1124 /*
1125 * rt2860_init_locked
1126 */
1127 static void rt2860_init_locked(void *priv)
1128 {
1129 struct rt2860_softc *sc;
1130 struct ieee80211com *ic;
1131 struct ifnet *ifp;
1132 int error, i, ntries;
1133 uint32_t tmp, stacnt[6];
1134
1135 sc = priv;
1136 ic = &sc->ic;
1137 ifp = ic->ic_ifp;
1138
1139 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1140 "%s: initializing\n",
1141 device_get_nameunit(sc->dev));
1142
1143 RT2860_SOFTC_ASSERT_LOCKED(sc);
1144
1145 if (!(sc->flags & RT2860_SOFTC_FLAGS_UCODE_LOADED))
1146 {
1147 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1148 "%s: loading 8051 microcode\n",
1149 device_get_nameunit(sc->dev));
1150
1151 error = rt2860_io_mcu_load_ucode(sc, rt2860_ucode, sizeof(rt2860_ucode));
1152 if (error != 0)
1153 {
1154 printf("%s: could not load 8051 microcode\n",
1155 device_get_nameunit(sc->dev));
1156 goto fail;
1157 }
1158
1159 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1160 "%s: 8051 microcode was successfully loaded\n",
1161 device_get_nameunit(sc->dev));
1162
1163 sc->flags |= RT2860_SOFTC_FLAGS_UCODE_LOADED;
1164 }
1165
1166 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x2);
1167
1168 /* disable DMA engine */
1169
1170 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1171
1172 tmp &= 0xff0;
1173 tmp |= RT2860_REG_TX_WB_DDONE;
1174
1175 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1176
1177 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, 0xffffffff);
1178
1179 /* PBF hardware reset */
1180
1181 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1182 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1183
1184 /* wait while DMA engine is busy */
1185
1186 for (ntries = 0; ntries < 100; ntries++)
1187 {
1188 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1189 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1190 break;
1191
1192 DELAY(1000);
1193 }
1194
1195 if (ntries == 100)
1196 {
1197 printf("%s: timeout waiting for DMA engine\n",
1198 device_get_nameunit(sc->dev));
1199 goto fail;
1200 }
1201
1202 tmp &= 0xff0;
1203 tmp |= RT2860_REG_TX_WB_DDONE;
1204
1205 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1206
1207 /* reset Rx and Tx rings */
1208
1209 tmp = RT2860_REG_RST_IDX_RX |
1210 RT2860_REG_RST_IDX_TX_MGMT |
1211 RT2860_REG_RST_IDX_TX_HCCA |
1212 RT2860_REG_RST_IDX_TX_AC3 |
1213 RT2860_REG_RST_IDX_TX_AC2 |
1214 RT2860_REG_RST_IDX_TX_AC1 |
1215 RT2860_REG_RST_IDX_TX_AC0;
1216
1217 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, tmp);
1218
1219 /* PBF hardware reset */
1220
1221 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1222 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1223
1224 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x3);
1225
1226 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1227 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1228 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1229
1230 /* init Tx power per rate */
1231
1232 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
1233 {
1234 if (sc->txpow_rate_20mhz[i] == 0xffffffff)
1235 continue;
1236
1237 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i),
1238 sc->txpow_rate_20mhz[i]);
1239 }
1240
1241 for (i = 0; i < RT2860_DEF_MAC_SIZE; i++)
1242 rt2860_io_mac_write(sc, rt2860_def_mac[i].reg,
1243 rt2860_def_mac[i].val);
1244
1245 /* wait while MAC is busy */
1246
1247 for (ntries = 0; ntries < 100; ntries++)
1248 {
1249 if (!(rt2860_io_mac_read(sc, RT2860_REG_STATUS_CFG) &
1250 (RT2860_REG_STATUS_TX_BUSY | RT2860_REG_STATUS_RX_BUSY)))
1251 break;
1252
1253 DELAY(1000);
1254 }
1255
1256 if (ntries == 100)
1257 {
1258 printf("%s: timeout waiting for MAC\n",
1259 device_get_nameunit(sc->dev));
1260 goto fail;
1261 }
1262
1263 /* clear Host to MCU mailbox */
1264
1265 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX_BBP_AGENT, 0);
1266 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX, 0);
1267
1268 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_BOOT,
1269 RT2860_REG_H2M_TOKEN_NO_INTR, 0);
1270
1271 DELAY(1000);
1272
1273 error = rt2860_init_bbp(sc);
1274 if (error != 0)
1275 goto fail;
1276
1277 /* set up maximum buffer sizes */
1278
1279 tmp = (1 << 12) | RT2860_MAX_AGG_SIZE;
1280
1281 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1282
1283 /* set mac address */
1284
1285 IEEE80211_ADDR_COPY(ic->ic_myaddr, IF_LLADDR(ifp));
1286
1287 rt2860_asic_set_macaddr(sc, ic->ic_myaddr);
1288
1289 /* clear statistic registers */
1290
1291 rt2860_io_mac_read_multi(sc, RT2860_REG_RX_STA_CNT0,
1292 stacnt, sizeof(stacnt));
1293
1294 /* set RTS threshold */
1295
1296 rt2860_asic_update_rtsthreshold(sc);
1297
1298 /* set Tx power */
1299
1300 rt2860_asic_update_txpower(sc);
1301
1302 /* set up protection mode */
1303
1304 sc->tx_ampdu_sessions = 0;
1305
1306 rt2860_asic_updateprot(sc);
1307
1308 /* clear beacon frame space (entries = 8, entry size = 512) */
1309
1310 rt2860_io_mac_set_region_4(sc, RT2860_REG_BEACON_BASE(0), 0, 1024);
1311
1312 taskqueue_unblock(sc->taskqueue);
1313
1314 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1315
1316 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1317 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
1318
1319 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1320 {
1321 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
1322 sc->tx_ring[i].desc_phys_addr);
1323 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
1324 RT2860_SOFTC_TX_RING_DESC_COUNT);
1325 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
1326 }
1327
1328 /* init Rx ring */
1329
1330 rt2860_reset_rx_ring(sc, &sc->rx_ring);
1331
1332 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
1333 sc->rx_ring.desc_phys_addr);
1334 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
1335 RT2860_SOFTC_RX_RING_DATA_COUNT);
1336 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
1337 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
1338
1339 /* wait while DMA engine is busy */
1340
1341 for (ntries = 0; ntries < 100; ntries++)
1342 {
1343 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1344 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1345 break;
1346
1347 DELAY(1000);
1348 }
1349
1350 if (ntries == 100)
1351 {
1352 printf("%s: timeout waiting for DMA engine\n",
1353 device_get_nameunit(sc->dev));
1354 goto fail;
1355 }
1356
1357 tmp &= 0xff0;
1358 tmp |= RT2860_REG_TX_WB_DDONE;
1359
1360 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1361
1362 /* disable interrupts mitigation */
1363
1364 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_DELAY_INT_CFG, 0);
1365
1366 /* send LEDs operating mode to microcontroller */
1367
1368 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED1,
1369 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[0]);
1370 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED2,
1371 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[1]);
1372 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED3,
1373 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[2]);
1374
1375 /* turn radio LED on */
1376
1377 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON);
1378
1379 /* write vendor-specific BBP values (from EEPROM) */
1380
1381 for (i = 0; i < RT2860_SOFTC_BBP_EEPROM_COUNT; i++)
1382 {
1383 if (sc->bbp_eeprom[i].reg == 0x00 ||
1384 sc->bbp_eeprom[i].reg == 0xff)
1385 continue;
1386
1387 rt2860_io_bbp_write(sc, sc->bbp_eeprom[i].reg,
1388 sc->bbp_eeprom[i].val);
1389 }
1390
1391 /*
1392 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1393 if (tmp & (1 << 2))
1394 {
1395 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1396 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1397 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1398
1399 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1400 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1401 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1402 }
1403 */
1404
1405 /* disable non-existing Rx chains */
1406
1407 tmp = rt2860_io_bbp_read(sc, 3);
1408
1409 tmp &= ~((1 << 4) | (1 << 3));
1410
1411 if (sc->nrxpath == 3)
1412 tmp |= (1 << 4);
1413 else if (sc->nrxpath == 2)
1414 tmp |= (1 << 3);
1415
1416 rt2860_io_bbp_write(sc, 3, tmp);
1417
1418 /* disable non-existing Tx chains */
1419
1420 tmp = rt2860_io_bbp_read(sc, 1);
1421
1422 tmp &= ~((1 << 4) | (1 << 3));
1423
1424 if (sc->ntxpath == 2)
1425 tmp |= (1 << 4);
1426
1427 rt2860_io_bbp_write(sc, 1, tmp);
1428
1429 /* set current channel */
1430
1431 rt2860_rf_set_chan(sc, ic->ic_curchan);
1432
1433 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG, 0);
1434 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
1435 (48 << 16) | 96);
1436
1437 if ((sc->mac_rev & 0xffff) != 0x0101)
1438 rt2860_io_mac_write(sc, RT2860_REG_TX_TXOP_CTRL_CFG, 0x583f);
1439
1440 /* clear pending interrupts */
1441
1442 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, 0xffffffff);
1443
1444 /* enable interrupts */
1445
1446 tmp = RT2860_REG_INT_TX_COHERENT |
1447 RT2860_REG_INT_RX_COHERENT |
1448 RT2860_REG_INT_GP_TIMER |
1449 RT2860_REG_INT_AUTO_WAKEUP |
1450 RT2860_REG_INT_FIFO_STA_FULL |
1451 /*
1452 RT2860_REG_INT_PRE_TBTT |
1453 RT2860_REG_INT_TBTT |
1454 */
1455 RT2860_REG_INT_TXRX_COHERENT |
1456 RT2860_REG_INT_MCU_CMD |
1457 RT2860_REG_INT_TX_MGMT_DONE |
1458 RT2860_REG_INT_TX_HCCA_DONE |
1459 RT2860_REG_INT_TX_AC3_DONE |
1460 RT2860_REG_INT_TX_AC2_DONE |
1461 RT2860_REG_INT_TX_AC1_DONE |
1462 RT2860_REG_INT_TX_AC0_DONE |
1463 RT2860_REG_INT_RX_DONE;
1464
1465 sc->intr_enable_mask = tmp;
1466
1467 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
1468
1469 if (rt2860_txrx_enable(sc) != 0)
1470 goto fail;
1471
1472 /* clear garbage interrupts */
1473
1474 tmp = rt2860_io_mac_read(sc, 0x1300);
1475
1476 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1477 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1478
1479 if (ic->ic_opmode != IEEE80211_M_MONITOR)
1480 {
1481 if (ic->ic_roaming != IEEE80211_ROAMING_MANUAL)
1482 ieee80211_new_state(ic, IEEE80211_S_SCAN, -1);
1483 }
1484 else
1485 {
1486 ieee80211_new_state(ic, IEEE80211_S_RUN, -1);
1487 }
1488
1489 sc->periodic_round = 0;
1490
1491 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
1492
1493 return;
1494
1495 fail:
1496
1497 rt2860_stop_locked(sc);
1498 }
1499
1500 /*
1501 * rt2860_init
1502 */
1503 static void rt2860_init(void *priv)
1504 {
1505 struct rt2860_softc *sc;
1506
1507 sc = priv;
1508
1509 RT2860_SOFTC_LOCK(sc);
1510
1511 rt2860_init_locked(sc);
1512
1513 RT2860_SOFTC_UNLOCK(sc);
1514 }
1515
1516 /*
1517 * rt2860_init_bbp
1518 */
1519 static int rt2860_init_bbp(struct rt2860_softc *sc)
1520 {
1521 int ntries, i;
1522 uint8_t tmp;
1523
1524 for (ntries = 0; ntries < 20; ntries++)
1525 {
1526 tmp = rt2860_io_bbp_read(sc, 0);
1527 if (tmp != 0x00 && tmp != 0xff)
1528 break;
1529 }
1530
1531 if (tmp == 0x00 || tmp == 0xff)
1532 {
1533 printf("%s: timeout waiting for BBP to wakeup\n",
1534 device_get_nameunit(sc->dev));
1535 return ETIMEDOUT;
1536 }
1537
1538 for (i = 0; i < RT2860_DEF_BBP_SIZE; i++)
1539 rt2860_io_bbp_write(sc, rt2860_def_bbp[i].reg,
1540 rt2860_def_bbp[i].val);
1541
1542 if ((sc->mac_rev & 0xffff) != 0x0101)
1543 rt2860_io_bbp_write(sc, 84, 0x19);
1544
1545 return 0;
1546 }
1547
1548 /*
1549 * rt2860_stop_locked
1550 */
1551 static void rt2860_stop_locked(void *priv)
1552 {
1553 struct rt2860_softc *sc;
1554 struct ieee80211com *ic;
1555 struct ifnet *ifp;
1556 uint32_t tmp;
1557
1558 sc = priv;
1559 ic = &sc->ic;
1560 ifp = ic->ic_ifp;
1561
1562 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1563 "%s: stopping\n",
1564 device_get_nameunit(sc->dev));
1565
1566 RT2860_SOFTC_ASSERT_LOCKED(sc);
1567
1568 sc->tx_timer = 0;
1569
1570 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1571 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
1572
1573 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
1574
1575 ieee80211_new_state(ic, IEEE80211_S_INIT, -1);
1576
1577 callout_stop(&sc->periodic_ch);
1578 callout_stop(&sc->tx_watchdog_ch);
1579
1580 RT2860_SOFTC_UNLOCK(sc);
1581
1582 taskqueue_block(sc->taskqueue);
1583
1584 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
1585 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
1586 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
1587 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
1588
1589 RT2860_SOFTC_LOCK(sc);
1590
1591 /* clear key tables */
1592
1593 rt2860_asic_clear_keytables(sc);
1594
1595 /* disable interrupts */
1596
1597 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, 0);
1598
1599 /* disable Tx/Rx */
1600
1601 tmp = rt2860_io_mac_read(sc, RT2860_REG_SYS_CTRL);
1602
1603 tmp &= ~(RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
1604
1605 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, tmp);
1606
1607 /* reset adapter */
1608
1609 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1610 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1611 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1612
1613 if (sc->beacon_mbuf != NULL)
1614 {
1615 m_free(sc->beacon_mbuf);
1616 sc->beacon_mbuf = NULL;
1617 }
1618 }
1619
1620 /*
1621 * rt2860_stop
1622 */
1623 static void rt2860_stop(void *priv)
1624 {
1625 struct rt2860_softc *sc;
1626
1627 sc = priv;
1628
1629 RT2860_SOFTC_LOCK(sc);
1630
1631 rt2860_stop_locked(sc);
1632
1633 RT2860_SOFTC_UNLOCK(sc);
1634 }
1635
1636 /*
1637 * rt2860_start
1638 */
1639 static void rt2860_start(struct ifnet *ifp)
1640 {
1641 struct rt2860_softc *sc;
1642 struct ieee80211com *ic;
1643 struct ieee80211_node *ni;
1644 struct ether_header *eh;
1645 struct mbuf *m;
1646 int qid;
1647
1648 sc = ifp->if_softc;
1649 ic = &sc->ic;
1650
1651 RT2860_SOFTC_LOCK(sc);
1652
1653 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1654 {
1655 RT2860_SOFTC_UNLOCK(sc);
1656 return;
1657 }
1658
1659 for (;;)
1660 {
1661 IF_POLL(&ic->ic_mgtq, m);
1662 if (m != NULL)
1663 {
1664 if (sc->tx_ring[sc->tx_ring_mgtqid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
1665 {
1666 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1667 "%s: if_start: Tx ring with qid=%d is full\n",
1668 device_get_nameunit(sc->dev), sc->tx_ring_mgtqid);
1669
1670 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1671
1672 sc->tx_data_queue_full[sc->tx_ring_mgtqid]++;
1673
1674 break;
1675 }
1676
1677 IF_DEQUEUE(&ic->ic_mgtq, m);
1678
1679 ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
1680 m->m_pkthdr.rcvif = NULL;
1681
1682 if (bpf_peers_present(ic->ic_rawbpf))
1683 bpf_mtap(ic->ic_rawbpf, m);
1684
1685 if (rt2860_tx_frame(sc, m, ni, sc->tx_ring_mgtqid) != 0)
1686 break;
1687
1688 rt2860_drain_fifo_stats(sc);
1689 }
1690 else
1691 {
1692 if (ic->ic_state != IEEE80211_S_RUN)
1693 break;
1694
1695 IF_POLL(&ifp->if_snd, m);
1696 if (m == NULL)
1697 break;
1698
1699 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
1700
1701 if (ic->ic_flags & IEEE80211_F_SCAN)
1702 ieee80211_cancel_scan(ic);
1703
1704 if (m->m_len < sizeof(struct ether_header) &&
1705 !(m = m_pullup(m, sizeof (struct ether_header))))
1706 continue;
1707
1708 eh = mtod(m, struct ether_header *);
1709
1710 ni = ieee80211_find_txnode(ic, eh->ether_dhost);
1711 if (ni == NULL)
1712 {
1713 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1714 "%s: if_start: could not find Tx node\n",
1715 device_get_nameunit(sc->dev));
1716
1717 m_freem(m);
1718 continue;
1719 }
1720
1721 ieee80211_classify(ic, m, ni);
1722
1723 qid = M_WME_GETAC(m);
1724
1725 if (sc->tx_ring[qid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
1726 {
1727 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1728 "%s: if_start: Tx ring with qid=%d is full\n",
1729 device_get_nameunit(sc->dev), qid);
1730
1731 m_freem(m);
1732 ieee80211_free_node(ni);
1733
1734 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1735 ifp->if_oerrors++;
1736
1737 sc->tx_data_queue_full[qid]++;
1738
1739 break;
1740 }
1741
1742 BPF_MTAP(ifp, m);
1743
1744 m = ieee80211_encap(ic, m, ni);
1745 if (m == NULL)
1746 {
1747 ieee80211_free_node(ni);
1748 ifp->if_oerrors++;
1749 continue;
1750 }
1751
1752 if (bpf_peers_present(ic->ic_rawbpf))
1753 bpf_mtap(ic->ic_rawbpf, m);
1754
1755 if (rt2860_tx_frame(sc, m, ni, qid) != 0)
1756 {
1757 ieee80211_free_node(ni);
1758
1759 ifp->if_oerrors++;
1760
1761 break;
1762 }
1763
1764 rt2860_drain_fifo_stats(sc);
1765 }
1766
1767 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
1768
1769 ic->ic_lastdata = ticks;
1770
1771 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
1772 }
1773
1774 RT2860_SOFTC_UNLOCK(sc);
1775 }
1776
1777 /*
1778 * rt2860_ioctl
1779 */
1780 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
1781 {
1782 struct rt2860_softc *sc;
1783 struct ieee80211com *ic;
1784 int error;
1785
1786 sc = ifp->if_softc;
1787 ic = &sc->ic;
1788
1789 error = 0;
1790
1791 switch (cmd)
1792 {
1793 case SIOCSIFFLAGS:
1794 RT2860_SOFTC_LOCK(sc);
1795
1796 if (ifp->if_flags & IFF_UP)
1797 {
1798 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1799 {
1800 if ((ifp->if_flags ^ sc->if_flags) & IFF_PROMISC)
1801 rt2860_asic_update_promisc(sc);
1802 }
1803 else
1804 {
1805 rt2860_init_locked(sc);
1806 }
1807 }
1808 else
1809 {
1810 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1811 rt2860_stop_locked(sc);
1812 }
1813
1814 sc->if_flags = ifp->if_flags;
1815
1816 RT2860_SOFTC_UNLOCK(sc);
1817 break;
1818
1819 default:
1820 error = ieee80211_ioctl(ic, cmd, data);
1821 }
1822
1823 if (error == ENETRESET)
1824 {
1825 RT2860_SOFTC_LOCK(sc);
1826
1827 if ((ifp->if_flags & IFF_UP) &&
1828 (ifp->if_drv_flags & IFF_DRV_RUNNING) &&
1829 (ic->ic_roaming != IEEE80211_ROAMING_MANUAL))
1830 {
1831 rt2860_stop_locked(sc);
1832 rt2860_init_locked(sc);
1833 }
1834
1835 RT2860_SOFTC_UNLOCK(sc);
1836
1837 error = 0;
1838 }
1839
1840 return error;
1841 }
1842
1843 /*
1844 * rt2860_reset
1845 */
1846 static int rt2860_reset(struct ifnet *ifp)
1847 {
1848 struct rt2860_softc *sc;
1849 struct ieee80211com *ic;
1850
1851 sc = ifp->if_softc;
1852 ic = &sc->ic;
1853
1854 if (ic->ic_opmode != IEEE80211_M_MONITOR)
1855 return ENETRESET;
1856
1857 rt2860_rf_set_chan(sc, ic->ic_curchan);
1858
1859 return 0;
1860 }
1861
1862 /*
1863 * rt2860_newstate
1864 */
1865 static int rt2860_newstate(struct ieee80211com *ic,
1866 enum ieee80211_state nstate, int arg)
1867 {
1868 struct rt2860_softc *sc;
1869 struct ifnet *ifp;
1870 struct ieee80211_node *ni;
1871 int error;
1872
1873 ifp = ic->ic_ifp;
1874 sc = ifp->if_softc;
1875
1876 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1877 "%s: newstate: %s -> %s\n",
1878 device_get_nameunit(sc->dev),
1879 ieee80211_state_name[ic->ic_state], ieee80211_state_name[nstate]);
1880
1881 error = sc->newstate(ic, nstate, arg);
1882 if (error != 0)
1883 return error;
1884
1885 RT2860_SOFTC_LOCK(sc);
1886
1887 /* turn link LED off */
1888
1889 if (nstate != IEEE80211_S_RUN)
1890 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
1891
1892 switch (nstate)
1893 {
1894 case IEEE80211_S_INIT:
1895 rt2860_asic_disable_tsf_sync(sc);
1896 break;
1897
1898 case IEEE80211_S_RUN:
1899 ni = ic->ic_bss;
1900
1901 if (ic->ic_opmode != IEEE80211_M_MONITOR)
1902 rt2860_rf_set_chan(sc, ni->ni_chan);
1903
1904 if (ic->ic_opmode != IEEE80211_M_MONITOR)
1905 {
1906 rt2860_asic_enable_mrr(sc);
1907 rt2860_asic_set_txpreamble(sc);
1908 rt2860_asic_set_basicrates(sc);
1909 rt2860_asic_update_txpower(sc);
1910 rt2860_asic_set_bssid(sc, ni->ni_bssid);
1911 }
1912
1913 if (ic->ic_opmode == IEEE80211_M_STA)
1914 rt2860_newassoc(ni, 1);
1915
1916 if (ic->ic_opmode == IEEE80211_M_HOSTAP ||
1917 ic->ic_opmode == IEEE80211_M_IBSS)
1918 {
1919 error = rt2860_beacon_alloc(sc);
1920 if (error != 0)
1921 break;
1922
1923 rt2860_asic_update_beacon(sc);
1924 }
1925
1926 if (ic->ic_opmode != IEEE80211_M_MONITOR)
1927 rt2860_asic_enable_tsf_sync(sc);
1928
1929 /* turn link LED on */
1930
1931 if (ic->ic_opmode != IEEE80211_M_MONITOR)
1932 {
1933 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON |
1934 (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan) ?
1935 RT2860_LED_CMD_LINK_2GHZ : RT2860_LED_CMD_LINK_5GHZ));
1936 }
1937 break;
1938
1939 default:
1940 break;
1941 }
1942
1943 RT2860_SOFTC_UNLOCK(sc);
1944
1945 return error;
1946 }
1947
1948 /*
1949 * rt2860_scan_start
1950 */
1951 static void rt2860_scan_start(struct ieee80211com *ic)
1952 {
1953 struct rt2860_softc *sc;
1954 struct ifnet *ifp;
1955
1956 ifp = ic->ic_ifp;
1957 sc = ifp->if_softc;
1958
1959 rt2860_asic_disable_tsf_sync(sc);
1960 }
1961
1962 /*
1963 * rt2860_scan_end
1964 */
1965 static void rt2860_scan_end(struct ieee80211com *ic)
1966 {
1967 struct rt2860_softc *sc;
1968 struct ifnet *ifp;
1969
1970 ifp = ic->ic_ifp;
1971 sc = ifp->if_softc;
1972
1973 rt2860_asic_enable_tsf_sync(sc);
1974 }
1975
1976 /*
1977 * rt2860_set_channel
1978 */
1979 static void rt2860_set_channel(struct ieee80211com *ic)
1980 {
1981 struct rt2860_softc *sc;
1982 struct ifnet *ifp;
1983
1984 ifp = ic->ic_ifp;
1985 sc = ifp->if_softc;
1986
1987 RT2860_DPRINTF(sc, RT2860_DEBUG_CHAN,
1988 "%s: set channel: channel=%u, HT%s%s\n",
1989 device_get_nameunit(sc->dev),
1990 ieee80211_chan2ieee(ic, ic->ic_curchan),
1991 !IEEE80211_IS_CHAN_HT(ic->ic_curchan) ? " disabled" :
1992 IEEE80211_IS_CHAN_HT20(ic->ic_curchan) ? "20":
1993 IEEE80211_IS_CHAN_HT40U(ic->ic_curchan) ? "40U" : "40D",
1994 (ic->ic_flags & IEEE80211_F_SCAN) ? ", scanning" : "");
1995
1996 RT2860_SOFTC_LOCK(sc);
1997
1998 rt2860_rf_set_chan(sc, ic->ic_curchan);
1999
2000 RT2860_SOFTC_UNLOCK(sc);
2001 }
2002
2003 /*
2004 * rt2860_newassoc
2005 */
2006 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew)
2007 {
2008 struct rt2860_softc *sc;
2009 struct ieee80211com *ic;
2010 struct ifnet *ifp;
2011 uint8_t wcid;
2012
2013 ic = ni->ni_ic;
2014 ifp = ic->ic_ifp;
2015 sc = ifp->if_softc;
2016
2017 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2018 "%s: new association: associd=0x%04x, "
2019 "mac addr=%s, QoS %s, ERP %s, HT %s\n",
2020 device_get_nameunit(sc->dev), ni->ni_associd,
2021 ether_sprintf(ni->ni_macaddr),
2022 (ni->ni_flags & IEEE80211_NODE_QOS) ? "enabled" : "disabled",
2023 (ni->ni_flags & IEEE80211_NODE_ERP) ? "enabled" : "disabled",
2024 (ni->ni_flags & IEEE80211_NODE_HT) ? "enabled" : "disabled");
2025
2026 wcid = RT2860_AID2WCID(ni->ni_associd);
2027 if (wcid == 0)
2028 return;
2029
2030 rt2860_io_mac_write_multi(sc, RT2860_REG_WCID(wcid),
2031 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2032
2033 rt2860_amrr_node_init(&sc->amrr, &sc->amrr_node[wcid], ni);
2034
2035 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2036 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2037 device_get_nameunit(sc->dev),
2038 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2039 ni->ni_associd,
2040 (ni->ni_flags & IEEE80211_NODE_HT) ?
2041 (ni->ni_htrates.rs_rates[ni->ni_txrate] | IEEE80211_RATE_MCS) :
2042 (ni->ni_rates.rs_rates[ni->ni_txrate] & IEEE80211_RATE_VAL),
2043 (ni->ni_flags & IEEE80211_NODE_HT) ?
2044 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2045 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2046
2047 rt2860_asic_updateprot(sc);
2048 rt2860_asic_updateslot(sc);
2049 rt2860_asic_set_txpreamble(sc);
2050 }
2051
2052 /*
2053 * rt2860_updateslot
2054 */
2055 static void rt2860_updateslot(struct ifnet *ifp)
2056 {
2057 struct rt2860_softc *sc;
2058
2059 sc = ifp->if_softc;
2060
2061 rt2860_asic_updateslot(sc);
2062 }
2063
2064 /*
2065 * rt2860_wme_update
2066 */
2067 static int rt2860_wme_update(struct ieee80211com *ic)
2068 {
2069 struct rt2860_softc *sc;
2070 struct ifnet *ifp;
2071
2072 ifp = ic->ic_ifp;
2073 sc = ifp->if_softc;
2074
2075 rt2860_asic_wme_update(sc);
2076
2077 return 0;
2078 }
2079
2080 /*
2081 * rt2860_update_beacon
2082 */
2083 static void rt2860_update_beacon(struct ieee80211com *ic, int what)
2084 {
2085 struct rt2860_softc *sc;
2086 struct ifnet *ifp;
2087 struct mbuf *m;
2088 struct ieee80211_beacon_offsets *bo;
2089
2090 ifp = ic->ic_ifp;
2091 sc = ifp->if_softc;
2092 m = sc->beacon_mbuf;
2093 bo = &sc->beacon_offsets;
2094
2095 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2096 "%s: update beacon: what=%d\n",
2097 device_get_nameunit(sc->dev), what);
2098
2099 setbit(bo->bo_flags, what);
2100
2101 ieee80211_beacon_update(ic->ic_bss, bo, m, 0);
2102
2103 rt2860_asic_update_beacon(sc);
2104 }
2105
2106 /*
2107 * rt2860_key_update_begin
2108 */
2109 static void rt2860_key_update_begin(struct ieee80211com *ic)
2110 {
2111 struct rt2860_softc *sc;
2112 struct ifnet *ifp;
2113
2114 ifp = ic->ic_ifp;
2115 sc = ifp->if_softc;
2116
2117 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2118 "%s: key update begin\n",
2119 device_get_nameunit(sc->dev));
2120
2121 taskqueue_block(sc->taskqueue);
2122
2123 IF_LOCK(&ifp->if_snd);
2124 }
2125
2126 /*
2127 * rt2860_key_update_end
2128 */
2129 static void rt2860_key_update_end(struct ieee80211com *ic)
2130 {
2131 struct rt2860_softc *sc;
2132 struct ifnet *ifp;
2133
2134 ifp = ic->ic_ifp;
2135 sc = ifp->if_softc;
2136
2137 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2138 "%s: key update end\n",
2139 device_get_nameunit(sc->dev));
2140
2141 IF_UNLOCK(&ifp->if_snd);
2142
2143 taskqueue_unblock(sc->taskqueue);
2144 }
2145
2146 /*
2147 * rt2860_key_set
2148 */
2149 static int rt2860_key_set(struct ieee80211com *ic,
2150 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN])
2151 {
2152 struct rt2860_softc *sc;
2153 struct ifnet *ifp;
2154 struct ieee80211_node *ni;
2155 uint16_t associd, key_base, keymode_base;
2156 uint8_t mode, vapid, wcid, iv[8];
2157 uint32_t tmp;
2158
2159 if (k->wk_cipher->ic_cipher != IEEE80211_CIPHER_WEP &&
2160 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_TKIP &&
2161 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_AES_CCM)
2162 return 0;
2163
2164 ifp = ic->ic_ifp;
2165 sc = ifp->if_softc;
2166 ni = ieee80211_find_node(&ic->ic_sta, mac);
2167 associd = (ni != NULL) ? ni->ni_associd : 0;
2168
2169 if (ni != NULL)
2170 ieee80211_free_node(ni);
2171
2172 switch (k->wk_cipher->ic_cipher)
2173 {
2174 case IEEE80211_CIPHER_WEP:
2175 if(k->wk_keylen < 8)
2176 mode = RT2860_REG_CIPHER_MODE_WEP40;
2177 else
2178 mode = RT2860_REG_CIPHER_MODE_WEP104;
2179 break;
2180
2181 case IEEE80211_CIPHER_TKIP:
2182 mode = RT2860_REG_CIPHER_MODE_TKIP;
2183 break;
2184
2185 case IEEE80211_CIPHER_AES_CCM:
2186 mode = RT2860_REG_CIPHER_MODE_AES_CCMP;
2187 break;
2188
2189 default:
2190 return 0;
2191 }
2192
2193 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2194 "%s: set key: keyix=%d, keylen=%d, macaddr=%s, associd=0x%04x, mode=%d, group=%d\n",
2195 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(mac),
2196 associd, mode, (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2197
2198 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2199 {
2200 /* install pairwise key */
2201
2202 vapid = 0;
2203
2204 wcid = RT2860_AID2WCID(associd);
2205 if (wcid == 0)
2206 return 0;
2207
2208 key_base = RT2860_REG_PKEY(wcid);
2209
2210 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2211 {
2212 memset(iv, 0, 8);
2213
2214 iv[3] = (k->wk_keyix << 6);
2215 }
2216 else
2217 {
2218 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2219 {
2220 iv[0] = (k->wk_keytsc >> 8);
2221 iv[1] = ((iv[0] | 0x20) & 0x7f);
2222 iv[2] = k->wk_keytsc;
2223 }
2224 else
2225 {
2226 /* AES CCMP */
2227
2228 iv[0] = k->wk_keytsc;
2229 iv[1] = k->wk_keytsc >> 8;
2230 iv[2] = 0;
2231 }
2232
2233 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2234 iv[4] = (k->wk_keytsc >> 16);
2235 iv[5] = (k->wk_keytsc >> 24);
2236 iv[6] = (k->wk_keytsc >> 32);
2237 iv[7] = (k->wk_keytsc >> 40);
2238
2239 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2240 "%s: set key: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2241 device_get_nameunit(sc->dev),
2242 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2243 }
2244
2245 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2246
2247 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2248 {
2249 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2250
2251 if (ic->ic_opmode != IEEE80211_M_HOSTAP)
2252 {
2253 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2254 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2255 }
2256 else
2257 {
2258 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2259 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2260 }
2261 }
2262 else
2263 {
2264 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2265 }
2266
2267 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2268 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2269
2270 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2271
2272 k->wk_pad = wcid;
2273 }
2274
2275 if ((k->wk_flags & IEEE80211_KEY_GROUP) ||
2276 (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP))
2277 {
2278 /* install group key */
2279
2280 vapid = 0;
2281 wcid = RT2860_WCID_MCAST;
2282 key_base = RT2860_REG_SKEY(vapid, k->wk_keyix);
2283 keymode_base = RT2860_REG_SKEY_MODE(vapid);
2284
2285 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2286 {
2287 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2288
2289 if (ic->ic_opmode != IEEE80211_M_HOSTAP)
2290 {
2291 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2292 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2293 }
2294 else
2295 {
2296 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2297 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2298 }
2299 }
2300 else
2301 {
2302 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2303 }
2304
2305 tmp = rt2860_io_mac_read(sc, keymode_base);
2306
2307 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2308 tmp |= (mode << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2309
2310 rt2860_io_mac_write(sc, keymode_base, tmp);
2311
2312 if (ic->ic_opmode == IEEE80211_M_HOSTAP)
2313 {
2314 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2315 {
2316 memset(iv, 0, 8);
2317
2318 iv[3] = (k->wk_keyix << 6);
2319 }
2320 else
2321 {
2322 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2323 {
2324 iv[0] = (k->wk_keytsc >> 8);
2325 iv[1] = ((iv[0] | 0x20) & 0x7f);
2326 iv[2] = k->wk_keytsc;
2327 }
2328 else
2329 {
2330 /* AES CCMP */
2331
2332 iv[0] = k->wk_keytsc;
2333 iv[1] = k->wk_keytsc >> 8;
2334 iv[2] = 0;
2335 }
2336
2337 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2338 iv[4] = (k->wk_keytsc >> 16);
2339 iv[5] = (k->wk_keytsc >> 24);
2340 iv[6] = (k->wk_keytsc >> 32);
2341 iv[7] = (k->wk_keytsc >> 40);
2342
2343 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2344 "%s: set key: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2345 device_get_nameunit(sc->dev),
2346 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2347 }
2348
2349 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2350
2351 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2352 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2353
2354 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2355 }
2356 }
2357
2358 return 1;
2359 }
2360
2361 /*
2362 * rt2860_key_delete
2363 */
2364 static int rt2860_key_delete(struct ieee80211com *ic,
2365 const struct ieee80211_key *k)
2366 {
2367 struct rt2860_softc *sc;
2368 uint8_t vapid, wcid;
2369 uint32_t tmp;
2370
2371 sc = ic->ic_ifp->if_softc;
2372
2373 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2374 "%s: delete key: keyix=%d, keylen=%d, wcid=0x%02x, group=%d\n",
2375 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, k->wk_pad,
2376 (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2377
2378 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2379 {
2380 /* remove pairwise key */
2381
2382 vapid = 0;
2383
2384 wcid = k->wk_pad;
2385 if (wcid == 0)
2386 return 0;
2387
2388 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2389 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2390
2391 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2392 }
2393 else
2394 {
2395 /* remove group key */
2396
2397 vapid = 0;
2398 wcid = RT2860_WCID_MCAST;
2399
2400 tmp = rt2860_io_mac_read(sc, RT2860_REG_SKEY_MODE(vapid));
2401
2402 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2403 tmp |= (RT2860_REG_CIPHER_MODE_NONE << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2404
2405 rt2860_io_mac_write(sc, RT2860_REG_SKEY_MODE(vapid), tmp);
2406
2407 if (ic->ic_opmode == IEEE80211_M_HOSTAP)
2408 {
2409 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2410 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2411
2412 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2413 }
2414 }
2415
2416 return 1;
2417 }
2418
2419 /*
2420 * rt2860_raw_xmit
2421 */
2422 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2423 const struct ieee80211_bpf_params *params)
2424 {
2425 return 0;
2426 }
2427
2428 /*
2429 * rt2860_media_change
2430 */
2431 static int rt2860_media_change(struct ifnet *ifp)
2432 {
2433 struct rt2860_softc *sc;
2434 int error;
2435
2436 sc = ifp->if_softc;
2437
2438 error = ieee80211_media_change(ifp);
2439 if (error != ENETRESET)
2440 return error;
2441
2442 RT2860_SOFTC_LOCK(sc);
2443
2444 if ((ifp->if_flags & IFF_UP) && (ifp->if_drv_flags & IFF_DRV_RUNNING))
2445 {
2446 rt2860_stop_locked(sc);
2447 rt2860_init_locked(sc);
2448 }
2449
2450 RT2860_SOFTC_UNLOCK(sc);
2451
2452 return 0;
2453 }
2454
2455 /*
2456 * rt2860_node_alloc
2457 */
2458 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211_node_table *nt)
2459 {
2460 return malloc(sizeof(struct rt2860_softc_node),
2461 M_80211_NODE, M_NOWAIT | M_ZERO);
2462 }
2463
2464 /*
2465 * rt2860_recv_action
2466 */
2467 static void rt2860_recv_action(struct ieee80211_node *ni,
2468 const uint8_t *frm, const uint8_t *efrm)
2469 {
2470 struct rt2860_softc *sc;
2471 struct ieee80211com *ic;
2472 struct ifnet *ifp;
2473 const struct ieee80211_action *ia;
2474 struct ieee80211_tx_ampdu *tx_ampdu;
2475 uint16_t associd, status, baparamset;
2476 uint8_t wcid;
2477 int tid, bufsize, ac;
2478 uint32_t tmp;
2479
2480 ic = ni->ni_ic;
2481 ifp = ic->ic_ifp;
2482 sc = ifp->if_softc;
2483
2484 ia = (const struct ieee80211_action *) frm;
2485
2486 sc->recv_action(ni, frm, efrm);
2487
2488 if (ia->ia_category != IEEE80211_ACTION_CAT_BA)
2489 return;
2490
2491 associd = (ni != NULL) ? ni->ni_associd : 0;
2492 wcid = RT2860_AID2WCID(associd);
2493
2494 switch (ia->ia_action)
2495 {
2496 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2497 case IEEE80211_ACTION_BA_ADDBA_REQUEST:
2498 baparamset = LE_READ_2(frm + 3);
2499 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2500 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2501
2502 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2503 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2504 device_get_nameunit(sc->dev), associd, tid, bufsize);
2505
2506 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2507
2508 tmp |= (0x10000 << tid);
2509
2510 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2511 break;
2512
2513 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2514 case IEEE80211_ACTION_BA_ADDBA_RESPONSE:
2515 status = LE_READ_2(frm + 3);
2516 baparamset = LE_READ_2(frm + 4);
2517 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2518 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2519 ac = TID_TO_WME_AC(tid);
2520 tx_ampdu = &ni->ni_tx_ampdu[ac];
2521
2522 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2523 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2524 device_get_nameunit(sc->dev), associd, status, tid, bufsize);
2525
2526 if (sc->mac_rev >= 0x28720200)
2527 {
2528 if (tx_ampdu->txa_wnd > 13)
2529 tx_ampdu->txa_wnd = 13;
2530 }
2531 else
2532 {
2533 if (tx_ampdu->txa_wnd > 7)
2534 tx_ampdu->txa_wnd = 7;
2535 }
2536
2537 if (status == IEEE80211_STATUS_SUCCESS)
2538 {
2539 sc->tx_ampdu_sessions++;
2540
2541 rt2860_asic_updateprot(sc);
2542 }
2543 break;
2544
2545 /* IEEE80211_ACTION_BA_DELBA */
2546 case IEEE80211_ACTION_BA_DELBA:
2547 baparamset = LE_READ_2(frm + 2);
2548 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2549
2550 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2551 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2552 device_get_nameunit(sc->dev), associd, tid);
2553
2554 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2555
2556 tmp &= ~(0x10000 << tid);
2557
2558 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2559 break;
2560 }
2561 }
2562
2563 /*
2564 * rt2860_send_action
2565 */
2566 static int rt2860_send_action(struct ieee80211_node *ni,
2567 int category, int action, uint16_t args[4])
2568 {
2569 struct rt2860_softc *sc;
2570 struct ieee80211com *ic;
2571 struct ifnet *ifp;
2572 uint16_t associd, baparamset;
2573 uint8_t wcid;
2574 int ret, tid;
2575 uint32_t tmp;
2576
2577 ic = ni->ni_ic;
2578 ifp = ic->ic_ifp;
2579 sc = ifp->if_softc;
2580
2581 ret = sc->send_action(ni, category, action, args);
2582
2583 if (category != IEEE80211_ACTION_CAT_BA)
2584 return ret;
2585
2586 associd = (ni != NULL) ? ni->ni_associd : 0;
2587 wcid = RT2860_AID2WCID(associd);
2588
2589 switch (action)
2590 {
2591 /* IEEE80211_ACTION_BA_DELBA */
2592 case IEEE80211_ACTION_BA_DELBA:
2593 baparamset = RT2860_SM(args[0], IEEE80211_DELBAPS_TID) | args[1];
2594
2595 tid = RT2860_MS(baparamset, IEEE80211_DELBAPS_TID);
2596
2597 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2598 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2599 device_get_nameunit(sc->dev), associd, tid);
2600
2601 if (RT2860_MS(baparamset, IEEE80211_DELBAPS_INIT) != IEEE80211_DELBAPS_INIT)
2602 {
2603 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2604
2605 tmp &= ~(0x10000 << tid);
2606
2607 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2608 }
2609 else
2610 {
2611 sc->tx_ampdu_sessions--;
2612
2613 rt2860_asic_updateprot(sc);
2614 }
2615 break;
2616 }
2617
2618 return ret;
2619 }
2620
2621 /*
2622 * rt2860_amrr_update_iter_func
2623 */
2624 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni)
2625 {
2626 struct rt2860_softc *sc;
2627 struct ieee80211com *ic;
2628 uint8_t wcid;
2629
2630 sc = arg;
2631 ic = &sc->ic;
2632
2633 /* only associated stations */
2634
2635 if (ni->ni_associd != 0)
2636 {
2637 wcid = RT2860_AID2WCID(ni->ni_associd);
2638
2639 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2640 "%s: AMRR node: wcid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2641 device_get_nameunit(sc->dev),
2642 wcid, sc->amrr_node[wcid].txcnt, sc->amrr_node[wcid].success, sc->amrr_node[wcid].retrycnt);
2643
2644 rt2860_amrr_choose(ni, &sc->amrr_node[wcid]);
2645
2646 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2647 "%s:%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2648 device_get_nameunit(sc->dev),
2649 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2650 ni->ni_associd,
2651 (ni->ni_flags & IEEE80211_NODE_HT) ?
2652 (ni->ni_htrates.rs_rates[ni->ni_txrate] | IEEE80211_RATE_MCS) :
2653 (ni->ni_rates.rs_rates[ni->ni_txrate] & IEEE80211_RATE_VAL),
2654 (ni->ni_flags & IEEE80211_NODE_HT) ?
2655 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2656 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2657 }
2658 }
2659
2660 /*
2661 * rt2860_periodic
2662 */
2663 static void rt2860_periodic(void *arg)
2664 {
2665 struct rt2860_softc *sc;
2666
2667 sc = arg;
2668
2669 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
2670 "%s: periodic\n",
2671 device_get_nameunit(sc->dev));
2672
2673 taskqueue_enqueue(sc->taskqueue, &sc->periodic_task);
2674 }
2675
2676 /*
2677 * rt2860_tx_watchdog
2678 */
2679 static void rt2860_tx_watchdog(void *arg)
2680 {
2681 struct rt2860_softc *sc;
2682 struct ifnet *ifp;
2683
2684 sc = arg;
2685 ifp = sc->ifp;
2686
2687 if (sc->tx_timer == 0)
2688 return;
2689
2690 if (--sc->tx_timer == 0)
2691 {
2692 printf("%s: Tx watchdog timeout: resetting\n",
2693 device_get_nameunit(sc->dev));
2694
2695 rt2860_stop_locked(sc);
2696 rt2860_init_locked(sc);
2697
2698 ifp->if_oerrors++;
2699
2700 sc->tx_watchdog_timeouts++;
2701 }
2702
2703 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
2704 }
2705
2706 /*
2707 * rt2860_asic_set_bssid
2708 */
2709 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
2710 const uint8_t *bssid)
2711 {
2712 uint32_t tmp;
2713
2714 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2715 "%s: set bssid: bssid=%s\n",
2716 device_get_nameunit(sc->dev), ether_sprintf(bssid));
2717
2718 tmp = bssid[0] | (bssid[1]) << 8 | (bssid[2] << 16) | (bssid[3] << 24);
2719
2720 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW0, tmp);
2721
2722 tmp = bssid[4] | (bssid[5] << 8);
2723
2724 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW1, tmp);
2725 }
2726
2727 /*
2728 * rt2860_asic_set_macaddr
2729 */
2730 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
2731 const uint8_t *addr)
2732 {
2733 uint32_t tmp;
2734
2735 tmp = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
2736
2737 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW0, tmp);
2738
2739 tmp = addr[4] | (addr[5] << 8);
2740
2741 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW1, tmp);
2742 }
2743
2744 /*
2745 * rt2860_asic_enable_tsf_sync
2746 */
2747 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc)
2748 {
2749 struct ieee80211com *ic;
2750 uint32_t tmp;
2751
2752 ic = &sc->ic;
2753
2754 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2755 "%s: enabling TSF\n",
2756 device_get_nameunit(sc->dev));
2757
2758 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
2759
2760 tmp &= ~0x1fffff;
2761 tmp |= ic->ic_bss->ni_intval * 16;
2762 tmp |= (RT2860_REG_TSF_TIMER_ENABLE | RT2860_REG_TBTT_TIMER_ENABLE);
2763
2764 if (ic->ic_opmode == IEEE80211_M_STA)
2765 {
2766 tmp |= (RT2860_REG_TSF_SYNC_MODE_STA << RT2860_REG_TSF_SYNC_MODE_SHIFT);
2767 }
2768 else if (ic->ic_opmode == IEEE80211_M_IBSS)
2769 {
2770 tmp |= RT2860_REG_BCN_TX_ENABLE;
2771 tmp |= (RT2860_REG_TSF_SYNC_MODE_IBSS << RT2860_REG_TSF_SYNC_MODE_SHIFT);
2772 }
2773 else if (ic->ic_opmode == IEEE80211_M_HOSTAP)
2774 {
2775 tmp |= RT2860_REG_BCN_TX_ENABLE;
2776 tmp |= (RT2860_REG_TSF_SYNC_MODE_HOSTAP << RT2860_REG_TSF_SYNC_MODE_SHIFT);
2777 }
2778
2779 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
2780 }
2781
2782 /*
2783 * rt2860_asic_disable_tsf_sync
2784 */
2785 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc)
2786 {
2787 uint32_t tmp;
2788
2789 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2790 "%s: disabling TSF\n",
2791 device_get_nameunit(sc->dev));
2792
2793 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
2794
2795 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
2796 RT2860_REG_TSF_TIMER_ENABLE |
2797 RT2860_REG_TBTT_TIMER_ENABLE);
2798
2799 tmp &= ~(RT2860_REG_TSF_SYNC_MODE_MASK << RT2860_REG_TSF_SYNC_MODE_SHIFT);
2800 tmp |= (RT2860_REG_TSF_SYNC_MODE_DISABLE << RT2860_REG_TSF_SYNC_MODE_SHIFT);
2801
2802 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
2803 }
2804
2805 /*
2806 * rt2860_asic_enable_mrr
2807 */
2808 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc)
2809 {
2810 #define CCK(mcs) (mcs)
2811 #define OFDM(mcs) ((1 << 3) | (mcs))
2812 #define HT(mcs) (mcs)
2813
2814 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG0,
2815 (OFDM(6) << 28) | /* 54 -> 48 */
2816 (OFDM(5) << 24) | /* 48 -> 36 */
2817 (OFDM(4) << 20) | /* 36 -> 24 */
2818 (OFDM(3) << 16) | /* 24 -> 18 */
2819 (OFDM(2) << 12) | /* 18 -> 12 */
2820 (OFDM(1) << 8) | /* 12 -> 9 */
2821 (OFDM(0) << 4) | /* 9 -> 6 */
2822 OFDM(0)); /* 6 -> 6 */
2823
2824 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG1,
2825 (CCK(2) << 12) | /* 11 -> 5.5 */
2826 (CCK(1) << 8) | /* 5.5 -> 2 */
2827 (CCK(0) << 4) | /* 2 -> 1 */
2828 CCK(0)); /* 1 -> 1 */
2829
2830 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG0,
2831 (HT(6) << 28) |
2832 (HT(5) << 24) |
2833 (HT(4) << 20) |
2834 (HT(3) << 16) |
2835 (HT(2) << 12) |
2836 (HT(1) << 8) |
2837 (HT(0) << 4) |
2838 HT(0));
2839
2840 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG1,
2841 (HT(14) << 28) |
2842 (HT(13) << 24) |
2843 (HT(12) << 20) |
2844 (HT(11) << 16) |
2845 (HT(10) << 12) |
2846 (HT(9) << 8) |
2847 (HT(8) << 4) |
2848 HT(7));
2849
2850 #undef HT
2851 #undef OFDM
2852 #undef CCK
2853 }
2854
2855 /*
2856 * rt2860_asic_set_txpreamble
2857 */
2858 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc)
2859 {
2860 struct ieee80211com *ic;
2861 uint32_t tmp;
2862
2863 ic = &sc->ic;
2864
2865 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2866 "%s: %s short Tx preamble\n",
2867 device_get_nameunit(sc->dev),
2868 (ic->ic_flags & IEEE80211_F_SHPREAMBLE) ? "enabling" : "disabling");
2869
2870 tmp = rt2860_io_mac_read(sc, RT2860_REG_AUTO_RSP_CFG);
2871
2872 tmp &= ~RT2860_REG_CCK_SHORT_ENABLE;
2873
2874 if (sc->ic.ic_flags & IEEE80211_F_SHPREAMBLE)
2875 tmp |= RT2860_REG_CCK_SHORT_ENABLE;
2876
2877 rt2860_io_mac_write(sc, RT2860_REG_AUTO_RSP_CFG, tmp);
2878 }
2879
2880 /*
2881 * rt2860_asic_set_basicrates
2882 */
2883 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc)
2884 {
2885 struct ieee80211com *ic;
2886
2887 ic = &sc->ic;
2888
2889 if (ic->ic_curmode == IEEE80211_MODE_11B)
2890 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x3);
2891 else if (ic->ic_curmode == IEEE80211_MODE_11A)
2892 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x150);
2893 else
2894 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x15f);
2895 }
2896
2897 /*
2898 * rt2860_asic_update_rtsthreshold
2899 */
2900 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc)
2901 {
2902 struct ieee80211com *ic;
2903 uint32_t tmp;
2904 uint16_t threshold;
2905
2906 ic = &sc->ic;
2907
2908 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
2909 "%s: updating RTS threshold: %d\n",
2910 device_get_nameunit(sc->dev), ic->ic_rtsthreshold);
2911
2912 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_RTS_CFG);
2913
2914 tmp &= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK << RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
2915
2916 if (ic->ic_flags_ext & IEEE80211_FEXT_AMSDU_TX)
2917 threshold = 0x1000;
2918 else
2919 threshold = ic->ic_rtsthreshold;
2920
2921
2922 tmp |= ((threshold & RT2860_REG_TX_RTS_THRESHOLD_MASK) <<
2923 RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
2924
2925 rt2860_io_mac_write(sc, RT2860_REG_TX_RTS_CFG, tmp);
2926 }
2927
2928 /*
2929 * rt2860_asic_update_txpower
2930 */
2931 static void rt2860_asic_update_txpower(struct rt2860_softc *sc)
2932 {
2933 struct ieee80211com *ic;
2934 uint32_t *txpow_rate;
2935 int8_t delta;
2936 uint8_t val;
2937 uint32_t tmp;
2938 int i;
2939
2940 ic = &sc->ic;
2941
2942 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2943 "%s: updating Tx power: %d\n",
2944 device_get_nameunit(sc->dev), ic->ic_txpowlimit);
2945
2946 if (!IEEE80211_IS_CHAN_HT40(ic->ic_curchan))
2947 {
2948 txpow_rate = sc->txpow_rate_20mhz;
2949 }
2950 else
2951 {
2952 if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan))
2953 txpow_rate = sc->txpow_rate_40mhz_2ghz;
2954 else
2955 txpow_rate = sc->txpow_rate_40mhz_5ghz;
2956 }
2957
2958 delta = 0;
2959
2960 val = rt2860_io_bbp_read(sc, 1);
2961 val &= 0xfc;
2962
2963 if (ic->ic_txpowlimit > 90)
2964 {
2965 /* do nothing */
2966 }
2967 else if (ic->ic_txpowlimit > 60)
2968 {
2969 delta -= 1;
2970 }
2971 else if (ic->ic_txpowlimit > 30)
2972 {
2973 delta -= 3;
2974 }
2975 else if (ic->ic_txpowlimit > 15)
2976 {
2977 val |= 0x1;
2978 }
2979 else if (ic->ic_txpowlimit > 9)
2980 {
2981 val |= 0x1;
2982 delta -= 3;
2983 }
2984 else
2985 {
2986 val |= 0x2;
2987 }
2988
2989 rt2860_io_bbp_write(sc, 1, val);
2990
2991 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
2992 {
2993 if (txpow_rate[i] == 0xffffffff)
2994 continue;
2995
2996 tmp = rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate[i], delta);
2997
2998 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i), tmp);
2999 }
3000 }
3001
3002 /*
3003 * rt2860_asic_update_promisc
3004 */
3005 static void rt2860_asic_update_promisc(struct rt2860_softc *sc)
3006 {
3007 struct ifnet *ifp;
3008 uint32_t tmp;
3009
3010 ifp = sc->ic.ic_ifp;
3011
3012 printf("%s: %s promiscuous mode\n",
3013 device_get_nameunit(sc->dev),
3014 (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving");
3015
3016 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_FILTER_CFG);
3017
3018 tmp &= ~RT2860_REG_RX_FILTER_DROP_UC_NOME;
3019
3020 if (!(ifp->if_flags & IFF_PROMISC))
3021 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
3022
3023 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
3024 }
3025
3026 /*
3027 * rt2860_asic_updateprot
3028 */
3029 static void rt2860_asic_updateprot(struct rt2860_softc *sc)
3030 {
3031 struct ieee80211com *ic;
3032 uint32_t cck_prot, ofdm_prot, mm20_prot, mm40_prot, gf20_prot, gf40_prot;
3033 uint8_t htopmode;
3034 enum ieee80211_protmode htprotmode;
3035
3036 ic = &sc->ic;
3037
3038 /* CCK frame protection */
3039
3040 cck_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3041 RT2860_REG_TXOP_ALLOW_ALL | RT2860_REG_PROT_CTRL_NONE;
3042
3043 /* set up protection frame phy mode and rate (MCS code) */
3044
3045 if (ic->ic_curmode == IEEE80211_MODE_11A)
3046 cck_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3047 (0 << RT2860_REG_PROT_MCS_SHIFT);
3048 else
3049 cck_prot |= ((RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3050 (3 << RT2860_REG_PROT_MCS_SHIFT));
3051
3052 rt2860_io_mac_write(sc, RT2860_REG_TX_CCK_PROT_CFG, cck_prot);
3053
3054 /* OFDM frame protection */
3055
3056 ofdm_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3057 RT2860_REG_TXOP_ALLOW_ALL;
3058
3059 if (ic->ic_flags & IEEE80211_F_USEPROT)
3060 {
3061 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3062 "%s: updating protection mode: b/g protection mode=%s\n",
3063 device_get_nameunit(sc->dev),
3064 (ic->ic_protmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3065 ((ic->ic_protmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3066
3067 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3068 ofdm_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3069 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3070 ofdm_prot |= RT2860_REG_PROT_CTRL_CTS;
3071 else
3072 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3073 }
3074 else
3075 {
3076 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3077 "%s: updating protection mode: b/g protection mode=%s\n",
3078 device_get_nameunit(sc->dev), "none");
3079
3080 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3081 }
3082
3083 rt2860_io_mac_write(sc, RT2860_REG_TX_OFDM_PROT_CFG, ofdm_prot);
3084
3085 /* HT frame protection */
3086
3087 if ((ic->ic_opmode == IEEE80211_M_STA) && (ic->ic_state == IEEE80211_S_RUN))
3088 htopmode = ic->ic_bss->ni_htopmode;
3089 else
3090 htopmode = ic->ic_curhtprotmode;
3091
3092 htprotmode = ic->ic_htprotmode;
3093
3094 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3095
3096 if (sc->tx_ampdu_sessions > 0)
3097 {
3098 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3099 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3100 device_get_nameunit(sc->dev));
3101
3102 htopmode = IEEE80211_HTINFO_OPMODE_MIXED;
3103 htprotmode = IEEE80211_PROT_RTSCTS;
3104 }
3105
3106 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3107 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3108 device_get_nameunit(sc->dev),
3109 htopmode & IEEE80211_HTINFO_OPMODE,
3110 (htprotmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3111 ((htprotmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3112
3113 switch (htopmode & IEEE80211_HTINFO_OPMODE)
3114 {
3115 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3116 case IEEE80211_HTINFO_OPMODE_HT20PR:
3117 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3118 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3119 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3120 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3121 (4 << RT2860_REG_PROT_MCS_SHIFT);
3122
3123 gf20_prot = mm20_prot;
3124
3125 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL |
3126 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3127 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3128
3129 if (htprotmode == IEEE80211_PROT_RTSCTS)
3130 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3131 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3132 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3133 else
3134 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3135
3136 gf40_prot = mm40_prot;
3137 break;
3138
3139 /* IEEE80211_HTINFO_OPMODE_MIXED */
3140 case IEEE80211_HTINFO_OPMODE_MIXED:
3141 mm20_prot = RT2860_REG_PROT_NAV_SHORT |
3142 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3143 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20;
3144
3145 if (ic->ic_flags & IEEE80211_F_USEPROT)
3146 mm20_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3147 (3 << RT2860_REG_PROT_MCS_SHIFT);
3148 else
3149 mm20_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3150 (4 << RT2860_REG_PROT_MCS_SHIFT);
3151
3152 if (htprotmode == IEEE80211_PROT_RTSCTS)
3153 mm20_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3154 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3155 mm20_prot |= RT2860_REG_PROT_CTRL_CTS;
3156 else
3157 mm20_prot |= RT2860_REG_PROT_CTRL_NONE;
3158
3159 gf20_prot = mm20_prot;
3160
3161 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL;
3162
3163 if (ic->ic_flags & IEEE80211_F_USEPROT)
3164 mm40_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3165 (3 << RT2860_REG_PROT_MCS_SHIFT);
3166 else
3167 mm40_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3168 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3169
3170 if (htprotmode == IEEE80211_PROT_RTSCTS)
3171 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3172 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3173 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3174 else
3175 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3176
3177 gf40_prot = mm40_prot;
3178 break;
3179
3180 /*
3181 * IEEE80211_HTINFO_OPMODE_PURE
3182 * IEEE80211_HTINFO_OPMODE_PROTOPT
3183 */
3184 case IEEE80211_HTINFO_OPMODE_PURE:
3185 case IEEE80211_HTINFO_OPMODE_PROTOPT:
3186 default:
3187 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3188 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3189 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3190 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3191 (4 << RT2860_REG_PROT_MCS_SHIFT);
3192
3193 gf20_prot = mm20_prot;
3194
3195 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3196 RT2860_REG_TXOP_ALLOW_ALL |
3197 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3198 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3199
3200 gf40_prot = mm40_prot;
3201 break;
3202 }
3203
3204 rt2860_io_mac_write(sc, RT2860_REG_TX_MM20_PROT_CFG, mm20_prot);
3205 rt2860_io_mac_write(sc, RT2860_REG_TX_MM40_PROT_CFG, mm40_prot);
3206 rt2860_io_mac_write(sc, RT2860_REG_TX_GF20_PROT_CFG, gf20_prot);
3207 rt2860_io_mac_write(sc, RT2860_REG_TX_GF40_PROT_CFG, gf40_prot);
3208 }
3209
3210 /*
3211 * rt2860_asic_updateslot
3212 */
3213 static void rt2860_asic_updateslot(struct rt2860_softc *sc)
3214 {
3215 struct ieee80211com *ic;
3216 uint32_t tmp;
3217
3218 ic = &sc->ic;
3219
3220 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3221 "%s: %s short slot time\n",
3222 device_get_nameunit(sc->dev),
3223 (ic->ic_flags & (IEEE80211_F_SHSLOT | IEEE80211_F_BURST)) ? "enabling" : "disabling");
3224
3225 tmp = rt2860_io_mac_read(sc, RT2860_REG_BKOFF_SLOT_CFG);
3226
3227 tmp &= ~0xff;
3228 tmp |= (ic->ic_flags & (IEEE80211_F_SHSLOT |IEEE80211_F_BURST)) ? 9 : 20;
3229
3230 rt2860_io_mac_write(sc, RT2860_REG_BKOFF_SLOT_CFG, tmp);
3231 }
3232
3233 /*
3234 * rt2860_asic_wme_update
3235 */
3236 static void rt2860_asic_wme_update(struct rt2860_softc *sc)
3237 {
3238 struct ieee80211com *ic;
3239 struct ieee80211_wme_state *wme;
3240 const struct wmeParams *wmep;
3241 int i;
3242
3243 ic = &sc->ic;
3244 wme = &ic->ic_wme;
3245 wmep = wme->wme_chanParams.cap_wmeParams;
3246
3247 RT2860_DPRINTF(sc, RT2860_DEBUG_WME,
3248 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3249 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3250 device_get_nameunit(sc->dev),
3251 wmep[WME_AC_VO].wmep_aifsn,
3252 wmep[WME_AC_VO].wmep_logcwmin, wmep[WME_AC_VO].wmep_logcwmax,
3253 wmep[WME_AC_VO].wmep_txopLimit,
3254 wmep[WME_AC_VI].wmep_aifsn,
3255 wmep[WME_AC_VI].wmep_logcwmin, wmep[WME_AC_VI].wmep_logcwmax,
3256 wmep[WME_AC_VI].wmep_txopLimit,
3257 wmep[WME_AC_BK].wmep_aifsn,
3258 wmep[WME_AC_BK].wmep_logcwmin, wmep[WME_AC_BK].wmep_logcwmax,
3259 wmep[WME_AC_BK].wmep_txopLimit,
3260 wmep[WME_AC_BE].wmep_aifsn,
3261 wmep[WME_AC_BE].wmep_logcwmin, wmep[WME_AC_BE].wmep_logcwmax,
3262 wmep[WME_AC_BE].wmep_txopLimit);
3263
3264 for (i = 0; i < WME_NUM_AC; i++)
3265 rt2860_io_mac_write(sc, RT2860_REG_TX_EDCA_AC_CFG(i),
3266 (wmep[i].wmep_logcwmax << 16) | (wmep[i].wmep_logcwmin << 12) |
3267 (wmep[i].wmep_aifsn << 8) | wmep[i].wmep_txopLimit);
3268
3269 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_AIFSN_CFG,
3270 (wmep[WME_AC_VO].wmep_aifsn << 12) | (wmep[WME_AC_VI].wmep_aifsn << 8) |
3271 (wmep[WME_AC_BK].wmep_aifsn << 4) | wmep[WME_AC_BE].wmep_aifsn);
3272
3273 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMIN_CFG,
3274 (wmep[WME_AC_VO].wmep_logcwmin << 12) | (wmep[WME_AC_VI].wmep_logcwmin << 8) |
3275 (wmep[WME_AC_BK].wmep_logcwmin << 4) | wmep[WME_AC_BE].wmep_logcwmin);
3276
3277 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMAX_CFG,
3278 (wmep[WME_AC_VO].wmep_logcwmax << 12) | (wmep[WME_AC_VI].wmep_logcwmax << 8) |
3279 (wmep[WME_AC_BK].wmep_logcwmax << 4) | wmep[WME_AC_BE].wmep_logcwmax);
3280
3281 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG,
3282 (wmep[WME_AC_BK].wmep_txopLimit << 16) | wmep[WME_AC_BE].wmep_txopLimit);
3283
3284 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
3285 (wmep[WME_AC_VO].wmep_txopLimit << 16) | wmep[WME_AC_VI].wmep_txopLimit);
3286 }
3287
3288 /*
3289 * rt2860_asic_update_beacon
3290 */
3291 static void rt2860_asic_update_beacon(struct rt2860_softc *sc)
3292 {
3293 struct ieee80211com *ic;
3294 struct mbuf *m;
3295 struct rt2860_txwi *txwi;
3296 uint32_t tmp;
3297
3298 ic = &sc->ic;
3299
3300 m = sc->beacon_mbuf;
3301 txwi = &sc->beacon_txwi;
3302
3303 /* disable temporarily TSF sync */
3304
3305 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3306
3307 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3308 RT2860_REG_TSF_TIMER_ENABLE |
3309 RT2860_REG_TBTT_TIMER_ENABLE);
3310
3311 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3312
3313 /* write Tx wireless info and beacon frame to on-chip memory */
3314
3315 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0),
3316 txwi, sizeof(struct rt2860_txwi));
3317
3318 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi),
3319 mtod(m, uint8_t *), m->m_pkthdr.len);
3320
3321 /* enable again TSF sync */
3322
3323 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3324
3325 tmp |= (RT2860_REG_BCN_TX_ENABLE |
3326 RT2860_REG_TSF_TIMER_ENABLE |
3327 RT2860_REG_TBTT_TIMER_ENABLE);
3328
3329 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3330 }
3331
3332 /*
3333 * rt2860_asic_clear_keytables
3334 */
3335 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc)
3336 {
3337 int i;
3338
3339 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3340
3341 for (i = 0; i < 256; i++)
3342 {
3343 rt2860_io_mac_write(sc, RT2860_REG_WCID(i), 0xffffffff);
3344 rt2860_io_mac_write(sc, RT2860_REG_WCID(i) + 4, 0x0000ffff);
3345 }
3346
3347 /* clear WCID attribute table (entries = 256, entry size = 4) */
3348
3349 rt2860_io_mac_set_region_4(sc, RT2860_REG_WCID_ATTR(0), 0, 256);
3350
3351 /* clear IV/EIV table (entries = 256, entry size = 8) */
3352
3353 rt2860_io_mac_set_region_4(sc, RT2860_REG_IVEIV(0), 0, 2 * 256);
3354
3355 /* clear pairwise key table (entries = 256, entry size = 32) */
3356
3357 rt2860_io_mac_set_region_4(sc, RT2860_REG_PKEY(0), 0, 8 * 256);
3358
3359 /* clear shared key table (entries = 32, entry size = 32) */
3360
3361 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3362
3363 /* clear shared key mode (entries = 32, entry size = 2) */
3364
3365 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY_MODE(0), 0, 16);
3366 }
3367
3368 /*
3369 * rt2860_beacon_alloc
3370 */
3371 static int rt2860_beacon_alloc(struct rt2860_softc *sc)
3372 {
3373 struct ieee80211com *ic;
3374 struct mbuf *m;
3375 struct rt2860_txwi txwi;
3376 uint8_t rate, mcs;
3377
3378 ic = &sc->ic;
3379
3380 m = ieee80211_beacon_alloc(ic->ic_bss, &sc->beacon_offsets);
3381 if (m == NULL)
3382 return ENOMEM;
3383
3384 rate = IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan) ? 12 : 2;
3385 mcs = rt2860_rate2mcs(rate);
3386
3387 memset(&txwi, 0, sizeof(struct rt2860_txwi));
3388
3389 txwi.wcid = 0xff;
3390 txwi.pid_mpdu_len = ((htole16(m->m_pkthdr.len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3391 RT2860_TXWI_MPDU_LEN_SHIFT);
3392 txwi.txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3393 txwi.mpdu_density_flags |=
3394 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3395 txwi.bawin_size_xflags |=
3396 (RT2860_TXWI_XFLAGS_NSEQ << RT2860_TXWI_XFLAGS_SHIFT);
3397
3398 if (rate == 2)
3399 {
3400 txwi.phymode_ifs_stbc_shortgi =
3401 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3402
3403 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3404 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3405 }
3406 else
3407 {
3408 txwi.phymode_ifs_stbc_shortgi =
3409 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3410 }
3411
3412 txwi.bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
3413 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3414
3415 if (sc->beacon_mbuf != NULL)
3416 {
3417 m_free(sc->beacon_mbuf);
3418 sc->beacon_mbuf = NULL;
3419 }
3420
3421 sc->beacon_mbuf = m;
3422 sc->beacon_txwi = txwi;
3423
3424 return 0;
3425 }
3426
3427 /*
3428 * rt2860_rxrate
3429 */
3430 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi)
3431 {
3432 uint8_t mcs, phymode;
3433 uint8_t rate;
3434
3435 mcs = (rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK;
3436 phymode = (rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
3437 RT2860_RXWI_PHYMODE_MASK;
3438
3439 rate = 2;
3440
3441 switch (phymode)
3442 {
3443 case RT2860_RXWI_PHYMODE_CCK:
3444 switch (mcs & ~RT2860_RXWI_MCS_SHOTPRE)
3445 {
3446 case 0: rate = 2; break; /* 1 Mbps */
3447 case 1: rate = 4; break; /* 2 MBps */
3448 case 2: rate = 11; break; /* 5.5 Mbps */
3449 case 3: rate = 22; break; /* 11 Mbps */
3450 }
3451 break;
3452
3453 case RT2860_RXWI_PHYMODE_OFDM:
3454 switch (mcs)
3455 {
3456 case 0: rate = 12; break; /* 6 Mbps */
3457 case 1: rate = 18; break; /* 9 Mbps */
3458 case 2: rate = 24; break; /* 12 Mbps */
3459 case 3: rate = 36; break; /* 18 Mbps */
3460 case 4: rate = 48; break; /* 24 Mbps */
3461 case 5: rate = 72; break; /* 36 Mbps */
3462 case 6: rate = 96; break; /* 48 Mbps */
3463 case 7: rate = 108; break; /* 54 Mbps */
3464 }
3465 break;
3466
3467 case RT2860_RXWI_PHYMODE_HT_MIXED:
3468 case RT2860_RXWI_PHYMODE_HT_GF:
3469 break;
3470 }
3471
3472 return rate;
3473 }
3474
3475 /*
3476 * rt2860_maxrssi_rxpath
3477 */
3478 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
3479 const struct rt2860_rxwi *rxwi)
3480 {
3481 uint8_t rxpath;
3482
3483 rxpath = 0;
3484
3485 if (sc->nrxpath > 1)
3486 if (rxwi->rssi[1] > rxwi->rssi[rxpath])
3487 rxpath = 1;
3488
3489 if (sc->nrxpath > 2)
3490 if (rxwi->rssi[2] > rxwi->rssi[rxpath])
3491 rxpath = 2;
3492
3493 return rxpath;
3494 }
3495
3496 /*
3497 * rt2860_rssi2dbm
3498 */
3499 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
3500 uint8_t rssi, uint8_t rxpath)
3501 {
3502 struct ieee80211com *ic;
3503 struct ieee80211_channel *c;
3504 int chan;
3505 int8_t rssi_off, lna_gain;
3506
3507 if (rssi == 0)
3508 return -99;
3509
3510 ic = &sc->ic;
3511 c = ic->ic_curchan;
3512 chan = ieee80211_chan2ieee(ic, c);
3513
3514 if (IEEE80211_IS_CHAN_5GHZ(c))
3515 {
3516 rssi_off = sc->rssi_off_5ghz[rxpath];
3517
3518 if (chan <= 64)
3519 lna_gain = sc->lna_gain[1];
3520 else if (chan <= 128)
3521 lna_gain = sc->lna_gain[2];
3522 else
3523 lna_gain = sc->lna_gain[3];
3524 }
3525 else
3526 {
3527 rssi_off = sc->rssi_off_2ghz[rxpath];
3528 lna_gain = sc->lna_gain[0];
3529 }
3530
3531 return (-12 - rssi_off - lna_gain - rssi);
3532 }
3533
3534 /*
3535 * rt2860_rate2mcs
3536 */
3537 static uint8_t rt2860_rate2mcs(uint8_t rate)
3538 {
3539 switch (rate)
3540 {
3541 /* CCK rates */
3542 case 2: return 0;
3543 case 4: return 1;
3544 case 11: return 2;
3545 case 22: return 3;
3546
3547 /* OFDM rates */
3548 case 12: return 0;
3549 case 18: return 1;
3550 case 24: return 2;
3551 case 36: return 3;
3552 case 48: return 4;
3553 case 72: return 5;
3554 case 96: return 6;
3555 case 108: return 7;
3556 }
3557
3558 return 0;
3559 }
3560
3561 /*
3562 * rt2860_ackrate
3563 */
3564 static int rt2860_ackrate(struct ieee80211com *ic, int rate)
3565 {
3566 switch (rate)
3567 {
3568 /* CCK rates */
3569
3570 case 2:
3571 return 2;
3572
3573 case 4:
3574 case 11:
3575 case 22:
3576 return (ic->ic_curmode == IEEE80211_MODE_11B) ? 4 : rate;
3577
3578 /* OFDM rates */
3579
3580 case 12:
3581 case 18:
3582 return 12;
3583
3584 case 24:
3585 case 36:
3586 return 24;
3587
3588 case 48:
3589 case 72:
3590 case 96:
3591 case 108:
3592 return 48;
3593 }
3594
3595 /* default to 1Mbps */
3596 return 2;
3597 }
3598
3599 /*
3600 * rt2860_txtime
3601 */
3602 static uint16_t rt2860_txtime(int len, int rate, uint32_t flags)
3603 {
3604 uint16_t txtime;
3605
3606 if (RT2860_RATE_IS_OFDM(rate))
3607 {
3608 txtime = (8 + 4 * len + 3 + rate - 1) / rate;
3609 txtime = 16 + 4 + 4 * txtime + 6;
3610 }
3611 else
3612 {
3613 txtime = (16 * len + rate - 1) / rate;
3614
3615 if (rate != 2 && (flags & IEEE80211_F_SHPREAMBLE))
3616 txtime += 72 + 24;
3617 else
3618 txtime += 144 + 48;
3619 }
3620
3621 return txtime;
3622 }
3623
3624 /*
3625 * rt2860_tx_frame
3626 */
3627 static int rt2860_tx_frame(struct rt2860_softc *sc,
3628 struct mbuf *m, struct ieee80211_node *ni, int qid)
3629 {
3630 struct ieee80211com *ic;
3631 struct rt2860_softc_tx_ring *ring;
3632 struct rt2860_softc_tx_data *data;
3633 struct rt2860_txdesc *desc;
3634 struct rt2860_txwi *txwi;
3635 struct ieee80211_frame *wh;
3636 struct ieee80211_tx_ampdu *tx_ampdu;
3637 struct rt2860_softc_tx_radiotap_header *tap;
3638 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
3639 u_int hdrsize, hdrspace;
3640 uint8_t type, rate, bw, stbc, shortgi, mcs, pid, wcid, mpdu_density, bawin_size, qsel;
3641 uint16_t qos, len, dmalen, mpdu_len, dur;
3642 int error, hasqos, ac, ampdu, mimops, ackrate, ndmasegs, ndescs, i, j;
3643
3644 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
3645 ("%s: Tx frame: invalid qid=%d\n",
3646 device_get_nameunit(sc->dev), qid));
3647
3648 ic = &sc->ic;
3649
3650 ring = &sc->tx_ring[qid];
3651 desc = &ring->desc[ring->desc_cur];
3652 data = &ring->data[ring->data_cur];
3653 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
3654
3655 wh = mtod(m, struct ieee80211_frame *);
3656
3657 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
3658
3659 hasqos = IEEE80211_QOS_HAS_SEQ(wh);
3660 if (hasqos)
3661 {
3662 if (IEEE80211_HAS_ADDR4(wh))
3663 qos = le16toh(*(const uint16_t *)
3664 (((struct ieee80211_qosframe_addr4 *) wh)->i_qos));
3665 else
3666 qos = le16toh(*(const uint16_t *)
3667 (((struct ieee80211_qosframe *) wh)->i_qos));
3668 }
3669 else
3670 {
3671 qos = 0;
3672 }
3673
3674 if (ni->ni_flags & IEEE80211_NODE_HT)
3675 {
3676 if (IEEE80211_IS_MULTICAST(wh->i_addr1) || type != IEEE80211_FC0_TYPE_DATA)
3677 rate = 0;
3678 else if (ic->ic_fixed_rate != IEEE80211_FIXED_RATE_NONE)
3679 rate = ic->ic_fixed_rate;
3680 else
3681 rate = ni->ni_htrates.rs_rates[ni->ni_txrate];
3682 }
3683 else
3684 {
3685 if (IEEE80211_IS_MULTICAST(wh->i_addr1) || type != IEEE80211_FC0_TYPE_DATA)
3686 rate = IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan) ? 12 : 2;
3687 else if (ic->ic_fixed_rate != IEEE80211_FIXED_RATE_NONE)
3688 rate = ic->ic_fixed_rate;
3689 else
3690 rate = ni->ni_rates.rs_rates[ni->ni_txrate];
3691 }
3692
3693 rate &= IEEE80211_RATE_VAL;
3694
3695 /* fill Tx wireless info */
3696
3697 if (ni->ni_flags & IEEE80211_NODE_HT)
3698 mcs = rate;
3699 else
3700 mcs = rt2860_rate2mcs(rate);
3701
3702 /* management frames do not need encryption */
3703
3704 if (type == IEEE80211_FC0_TYPE_DATA)
3705 wcid = !IEEE80211_IS_MULTICAST(wh->i_addr1) ? RT2860_AID2WCID(ni->ni_associd) : RT2860_WCID_MCAST;
3706 else
3707 wcid = RT2860_WCID_RESERVED;
3708
3709 /* calculate MPDU length without padding */
3710
3711 hdrsize = ieee80211_hdrsize(wh);
3712 hdrspace = ieee80211_hdrspace(ic, wh);
3713 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
3714
3715 memset(txwi, 0, sizeof(struct rt2860_txwi));
3716
3717 txwi->wcid = wcid;
3718
3719 /* MIMO power save */
3720
3721 if ((ni->ni_flags & IEEE80211_NODE_HT) &&
3722 ((ni->ni_htcap & IEEE80211_HTCAP_SMPS) != IEEE80211_HTCAP_SMPS_OFF))
3723 {
3724 if (mcs > 7)
3725 {
3726 if ((ni->ni_htcap & IEEE80211_HTCAP_SMPS) == IEEE80211_HTCAP_SMPS_DYNAMIC)
3727 {
3728 /* dynamic MIMO power save */
3729
3730 txwi->mpdu_density_flags |=
3731 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
3732 }
3733 else
3734 {
3735 /* static MIMO power save */
3736
3737 mcs = 7;
3738 }
3739 }
3740
3741 mimops = 1;
3742 }
3743 else
3744 {
3745 mimops = 0;
3746 }
3747
3748 pid = mcs;
3749
3750 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
3751 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3752 RT2860_TXWI_MPDU_LEN_SHIFT);
3753
3754 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
3755 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
3756
3757 shortgi = (ic->ic_flags_ext & (IEEE80211_FEXT_SHORTGI20 | IEEE80211_FEXT_SHORTGI40)) &&
3758 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40));
3759
3760 txwi->phymode_ifs_stbc_shortgi |=
3761 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
3762 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
3763
3764 if (ni->ni_flags & IEEE80211_NODE_HT)
3765 {
3766 txwi->phymode_ifs_stbc_shortgi |=
3767 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
3768 }
3769 else
3770 {
3771 if (!RT2860_RATE_IS_OFDM(rate))
3772 {
3773 txwi->phymode_ifs_stbc_shortgi |=
3774 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3775
3776 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3777 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3778 }
3779 else
3780 {
3781 txwi->phymode_ifs_stbc_shortgi |=
3782 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3783 }
3784 }
3785
3786 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_chw == 40))
3787 bw = RT2860_TXWI_BW_40;
3788 else
3789 bw = RT2860_TXWI_BW_20;
3790
3791 txwi->bw_mcs = ((bw & RT2860_TXWI_BW_MASK) << RT2860_TXWI_BW_SHIFT) |
3792 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3793
3794 if (type != IEEE80211_FC0_TYPE_DATA)
3795 txwi->txop = (RT2860_TXWI_TXOP_BACKOFF << RT2860_TXWI_TXOP_SHIFT);
3796 else
3797 txwi->txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3798
3799 /* skip ACKs for multicast frames */
3800
3801 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
3802 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != IEEE80211_QOS_ACKPOLICY_NOACK))
3803 {
3804 txwi->bawin_size_xflags |=
3805 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
3806
3807 if (ni->ni_flags & IEEE80211_NODE_HT)
3808 {
3809 /* preamble + plcp + signal extension + SIFS */
3810
3811 dur = 16 + 4 + 6 + 10;
3812 }
3813 else
3814 {
3815 ackrate = rt2860_ackrate(ic, rate);
3816
3817 dur = rt2860_txtime(RT2860_ACK_SIZE, ackrate, ic->ic_flags) +
3818 sc->sifs;
3819 }
3820
3821 *(uint16_t *) wh->i_dur = htole16(dur);
3822 }
3823
3824 /* check for A-MPDU */
3825
3826 if ((qos & IEEE80211_QOS_ACKPOLICY) == IEEE80211_QOS_ACKPOLICY_BA)
3827 {
3828 ac = M_WME_GETAC(m);
3829 tx_ampdu = &ni->ni_tx_ampdu[ac];
3830
3831 mpdu_density = RT2860_MS(ni->ni_htparam, IEEE80211_HTCAP_MPDUDENSITY);
3832 bawin_size = tx_ampdu->txa_wnd;
3833
3834 txwi->mpdu_density_flags |=
3835 ((mpdu_density & RT2860_TXWI_MPDU_DENSITY_MASK) << RT2860_TXWI_MPDU_DENSITY_SHIFT) |
3836 (RT2860_TXWI_FLAGS_AMPDU << RT2860_TXWI_FLAGS_SHIFT);
3837
3838 txwi->bawin_size_xflags |=
3839 ((bawin_size & RT2860_TXWI_BAWIN_SIZE_MASK) << RT2860_TXWI_BAWIN_SIZE_SHIFT);
3840
3841 if (IEEE80211_HAS_ADDR4(wh))
3842 ((struct ieee80211_qosframe_addr4 *) wh)->i_qos[0] &= ~IEEE80211_QOS_ACKPOLICY;
3843 else
3844 ((struct ieee80211_qosframe *) wh)->i_qos[0] &= ~IEEE80211_QOS_ACKPOLICY;
3845
3846 ampdu = 1;
3847 }
3848 else
3849 {
3850 ampdu = 0;
3851 }
3852
3853 /* ask MAC to insert timestamp into probe responses */
3854
3855 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
3856 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
3857 txwi->mpdu_density_flags |=
3858 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3859
3860 if (bpf_peers_present(sc->drvbpf))
3861 {
3862 tap = &sc->txtap;
3863
3864 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
3865 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
3866 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
3867 tap->chan_ieee = ic->ic_curchan->ic_ieee;
3868 tap->chan_maxpow = 0;
3869
3870 if (ni->ni_flags & IEEE80211_NODE_HT)
3871 tap->rate = mcs | IEEE80211_RATE_MCS;
3872 else
3873 tap->rate = rate;
3874
3875 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
3876 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
3877
3878 if (shortgi)
3879 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
3880
3881 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
3882 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
3883
3884 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
3885 {
3886 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
3887
3888 bpf_mtap2(sc->drvbpf, tap, sc->txtap_len, m);
3889
3890 wh->i_fc[1] |= IEEE80211_FC1_WEP;
3891 }
3892 else
3893 {
3894 bpf_mtap2(sc->drvbpf, tap, sc->txtap_len, m);
3895 }
3896 }
3897
3898 /* copy and trim 802.11 header */
3899
3900 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
3901 m_adj(m, hdrspace);
3902
3903 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
3904 dma_seg, &ndmasegs, 0);
3905 if (error != 0)
3906 {
3907 /* too many fragments, linearize */
3908
3909 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
3910 "%s: could not load mbuf DMA map, trying to linearize mbuf\n",
3911 device_get_nameunit(sc->dev));
3912
3913 m = m_defrag(m, M_DONTWAIT);
3914 if (m == NULL)
3915 return ENOMEM;
3916
3917 sc->tx_defrag_packets++;
3918
3919 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
3920 dma_seg, &ndmasegs, 0);
3921 if (error != 0)
3922 {
3923 printf("%s: could not load mbuf DMA map: error=%d\n",
3924 device_get_nameunit(sc->dev), error);
3925 m_freem(m);
3926 return error;
3927 }
3928 }
3929
3930 if (m->m_pkthdr.len == 0)
3931 ndmasegs = 0;
3932
3933 /* determine how many Tx descs are required */
3934
3935 ndescs = 1 + ndmasegs / 2;
3936 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
3937 {
3938 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
3939 "%s: there are not enough Tx descs\n",
3940 device_get_nameunit(sc->dev));
3941
3942 sc->no_tx_desc_avail++;
3943
3944 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
3945 m_freem(m);
3946 return EFBIG;
3947 }
3948
3949 data->m = m;
3950 data->ni = ni;
3951
3952 /* set up Tx descs */
3953
3954 /* first segment is Tx wireless info and 802.11 header */
3955
3956 len = sizeof(struct rt2860_txwi) + hdrsize;
3957
3958 /* align end on a 4-bytes boundary */
3959
3960 dmalen = (len + 3) & ~ 3;
3961
3962 memset((caddr_t) txwi + len, 0, dmalen - len);
3963
3964 qsel = RT2860_TXDESC_QSEL_EDCA;
3965
3966 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
3967 desc->sdl0 = htole16(dmalen);
3968 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
3969
3970 /* set up payload segments */
3971
3972 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
3973 {
3974 desc->sdp1 = htole32(dma_seg[j].ds_addr);
3975 desc->sdl1 = htole16(dma_seg[j].ds_len);
3976
3977 ring->desc_queued++;
3978 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
3979
3980 j++;
3981
3982 desc = &ring->desc[ring->desc_cur];
3983
3984 desc->sdp0 = htole32(dma_seg[j].ds_addr);
3985 desc->sdl0 = htole16(dma_seg[j].ds_len);
3986 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
3987
3988 j++;
3989 }
3990
3991 /* finalize last payload segment */
3992
3993 if (i > 0)
3994 {
3995 desc->sdp1 = htole32(dma_seg[j].ds_addr);
3996 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
3997 }
3998 else
3999 {
4000 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4001 desc->sdl1 = 0;
4002 }
4003
4004 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4005 "%s: sending frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4006 "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",
4007 device_get_nameunit(sc->dev),
4008 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4009 bw, stbc, shortgi, mcs, wcid, ampdu, mimops, dmalen, ndmasegs,
4010 dma_seg[0].ds_len, dma_seg[1].ds_len, dma_seg[2].ds_len, dma_seg[3].ds_len, dma_seg[4].ds_len);
4011
4012 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4013 BUS_DMASYNC_PREWRITE);
4014 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4015 BUS_DMASYNC_PREWRITE);
4016 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4017 BUS_DMASYNC_PREWRITE);
4018
4019 ring->desc_queued++;
4020 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4021
4022 ring->data_queued++;
4023 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4024
4025 /* kick Tx */
4026
4027 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4028
4029 return 0;
4030 }
4031
4032 /*
4033 * rt2860_tx_raw
4034 */
4035 static int rt2860_tx_raw(struct rt2860_softc *sc,
4036 struct mbuf *m, struct ieee80211_node *ni,
4037 const struct ieee80211_bpf_params *params)
4038 {
4039 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4040 "%s: Tx raw\n",
4041 device_get_nameunit(sc->dev));
4042
4043 return 0;
4044 }
4045
4046 /*
4047 * rt2860_intr
4048 */
4049 static void rt2860_intr(void *arg)
4050 {
4051 struct rt2860_softc *sc;
4052 struct ifnet *ifp;
4053 uint32_t status;
4054
4055 sc = arg;
4056 ifp = sc->ifp;
4057
4058 /* acknowledge interrupts */
4059
4060 status = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_INT_STATUS);
4061 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, status);
4062
4063 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4064 "%s: interrupt: status = 0x%08x\n",
4065 device_get_nameunit(sc->dev), status);
4066
4067 if (status == 0xffffffff || /* device likely went away */
4068 status == 0) /* not for us */
4069 return;
4070
4071 sc->interrupts++;
4072
4073 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4074 return;
4075
4076 if (status & RT2860_REG_INT_TX_COHERENT)
4077 rt2860_tx_coherent_intr(sc);
4078
4079 if (status & RT2860_REG_INT_RX_COHERENT)
4080 rt2860_rx_coherent_intr(sc);
4081
4082 if (status & RT2860_REG_INT_TXRX_COHERENT)
4083 rt2860_txrx_coherent_intr(sc);
4084
4085 if (status & RT2860_REG_INT_FIFO_STA_FULL)
4086 rt2860_fifo_sta_full_intr(sc);
4087
4088 if (status & RT2860_REG_INT_TX_MGMT_DONE)
4089 rt2860_tx_intr(sc, 5);
4090
4091 if (status & RT2860_REG_INT_RX_DONE)
4092 rt2860_rx_intr(sc);
4093
4094 if (status & RT2860_REG_INT_RX_DELAY_DONE)
4095 rt2860_rx_delay_intr(sc);
4096
4097 if (status & RT2860_REG_INT_TX_HCCA_DONE)
4098 rt2860_tx_intr(sc, 4);
4099
4100 if (status & RT2860_REG_INT_TX_AC3_DONE)
4101 rt2860_tx_intr(sc, 3);
4102
4103 if (status & RT2860_REG_INT_TX_AC2_DONE)
4104 rt2860_tx_intr(sc, 2);
4105
4106 if (status & RT2860_REG_INT_TX_AC1_DONE)
4107 rt2860_tx_intr(sc, 1);
4108
4109 if (status & RT2860_REG_INT_TX_AC0_DONE)
4110 rt2860_tx_intr(sc, 0);
4111
4112 if (status & RT2860_REG_INT_TX_DELAY_DONE)
4113 rt2860_tx_delay_intr(sc);
4114
4115 if (status & RT2860_REG_INT_PRE_TBTT)
4116 rt2860_pre_tbtt_intr(sc);
4117
4118 if (status & RT2860_REG_INT_TBTT)
4119 rt2860_tbtt_intr(sc);
4120
4121 if (status & RT2860_REG_INT_MCU_CMD)
4122 rt2860_mcu_cmd_intr(sc);
4123
4124 if (status & RT2860_REG_INT_AUTO_WAKEUP)
4125 rt2860_auto_wakeup_intr(sc);
4126
4127 if (status & RT2860_REG_INT_GP_TIMER)
4128 rt2860_gp_timer_intr(sc);
4129 }
4130
4131 /*
4132 * rt2860_tx_coherent_intr
4133 */
4134 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc)
4135 {
4136 uint32_t tmp;
4137 int i;
4138
4139 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4140 "%s: Tx coherent interrupt\n",
4141 device_get_nameunit(sc->dev));
4142
4143 sc->tx_coherent_interrupts++;
4144
4145 /* restart DMA engine */
4146
4147 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4148
4149 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4150 RT2860_REG_RX_DMA_ENABLE |
4151 RT2860_REG_TX_DMA_ENABLE);
4152
4153 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4154
4155 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4156
4157 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4158 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4159
4160 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4161 {
4162 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4163 sc->tx_ring[i].desc_phys_addr);
4164 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4165 RT2860_SOFTC_TX_RING_DESC_COUNT);
4166 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4167 }
4168
4169 /* init Rx ring */
4170
4171 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4172
4173 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4174 sc->rx_ring.desc_phys_addr);
4175 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4176 RT2860_SOFTC_RX_RING_DATA_COUNT);
4177 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4178 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4179
4180 rt2860_txrx_enable(sc);
4181 }
4182
4183 /*
4184 * rt2860_rx_coherent_intr
4185 */
4186 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc)
4187 {
4188 uint32_t tmp;
4189 int i;
4190
4191 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4192 "%s: Rx coherent interrupt\n",
4193 device_get_nameunit(sc->dev));
4194
4195 sc->rx_coherent_interrupts++;
4196
4197 /* restart DMA engine */
4198
4199 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4200
4201 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4202 RT2860_REG_RX_DMA_ENABLE |
4203 RT2860_REG_TX_DMA_ENABLE);
4204
4205 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4206
4207 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4208
4209 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4210 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4211
4212 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4213 {
4214 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4215 sc->tx_ring[i].desc_phys_addr);
4216 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4217 RT2860_SOFTC_TX_RING_DESC_COUNT);
4218 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4219 }
4220
4221 /* init Rx ring */
4222
4223 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4224
4225 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4226 sc->rx_ring.desc_phys_addr);
4227 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4228 RT2860_SOFTC_RX_RING_DATA_COUNT);
4229 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4230 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4231
4232 rt2860_txrx_enable(sc);
4233 }
4234
4235 /*
4236 * rt2860_txrx_coherent_intr
4237 */
4238 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc)
4239 {
4240 uint32_t tmp;
4241 int i;
4242
4243 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4244 "%s: Tx/Rx coherent interrupt\n",
4245 device_get_nameunit(sc->dev));
4246
4247 sc->txrx_coherent_interrupts++;
4248
4249 /* restart DMA engine */
4250
4251 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4252
4253 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4254 RT2860_REG_RX_DMA_ENABLE |
4255 RT2860_REG_TX_DMA_ENABLE);
4256
4257 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4258
4259 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4260
4261 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4262 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4263
4264 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4265 {
4266 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4267 sc->tx_ring[i].desc_phys_addr);
4268 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4269 RT2860_SOFTC_TX_RING_DESC_COUNT);
4270 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4271 }
4272
4273 /* init Rx ring */
4274
4275 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4276
4277 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4278 sc->rx_ring.desc_phys_addr);
4279 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4280 RT2860_SOFTC_RX_RING_DATA_COUNT);
4281 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4282 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4283
4284 rt2860_txrx_enable(sc);
4285 }
4286
4287 /*
4288 * rt2860_fifo_sta_full_intr
4289 */
4290 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc)
4291 {
4292 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4293 "%s: FIFO statistic full interrupt\n",
4294 device_get_nameunit(sc->dev));
4295
4296 sc->fifo_sta_full_interrupts++;
4297
4298 RT2860_SOFTC_LOCK(sc);
4299
4300 if (!(sc->intr_disable_mask & RT2860_REG_INT_FIFO_STA_FULL))
4301 {
4302 rt2860_intr_disable(sc, RT2860_REG_INT_FIFO_STA_FULL);
4303
4304 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
4305 }
4306
4307 sc->intr_pending_mask |= RT2860_REG_INT_FIFO_STA_FULL;
4308
4309 RT2860_SOFTC_UNLOCK(sc);
4310 }
4311
4312 /*
4313 * rt2860_rx_intr
4314 */
4315 static void rt2860_rx_intr(struct rt2860_softc *sc)
4316 {
4317 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4318 "%s: Rx interrupt\n",
4319 device_get_nameunit(sc->dev));
4320
4321 sc->rx_interrupts++;
4322
4323 RT2860_SOFTC_LOCK(sc);
4324
4325 if (!(sc->intr_disable_mask & RT2860_REG_INT_RX_DONE))
4326 {
4327 rt2860_intr_disable(sc, RT2860_REG_INT_RX_DONE);
4328
4329 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
4330 }
4331
4332 sc->intr_pending_mask |= RT2860_REG_INT_RX_DONE;
4333
4334 RT2860_SOFTC_UNLOCK(sc);
4335 }
4336
4337 /*
4338 * rt2860_rx_delay_intr
4339 */
4340 static void rt2860_rx_delay_intr(struct rt2860_softc *sc)
4341 {
4342 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4343 "%s: Rx delay interrupt\n",
4344 device_get_nameunit(sc->dev));
4345
4346 sc->rx_delay_interrupts++;
4347 }
4348
4349 /*
4350 * rt2860_tx_intr
4351 */
4352 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid)
4353 {
4354 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4355 ("%s: Tx interrupt: invalid qid=%d\n",
4356 device_get_nameunit(sc->dev), qid));
4357
4358 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4359 "%s: Tx interrupt: qid=%d\n",
4360 device_get_nameunit(sc->dev), qid);
4361
4362 sc->tx_interrupts[qid]++;
4363
4364 RT2860_SOFTC_LOCK(sc);
4365
4366 if (!(sc->intr_disable_mask & (RT2860_REG_INT_TX_AC0_DONE << qid)))
4367 {
4368 rt2860_intr_disable(sc, (RT2860_REG_INT_TX_AC0_DONE << qid));
4369
4370 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
4371 }
4372
4373 sc->intr_pending_mask |= (RT2860_REG_INT_TX_AC0_DONE << qid);
4374
4375 RT2860_SOFTC_UNLOCK(sc);
4376 }
4377
4378 /*
4379 * rt2860_tx_delay_intr
4380 */
4381 static void rt2860_tx_delay_intr(struct rt2860_softc *sc)
4382 {
4383 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4384 "%s: Tx delay interrupt\n",
4385 device_get_nameunit(sc->dev));
4386
4387 sc->tx_delay_interrupts++;
4388 }
4389
4390 /*
4391 * rt2860_pre_tbtt_intr
4392 */
4393 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc)
4394 {
4395 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4396 "%s: Pre-TBTT interrupt\n",
4397 device_get_nameunit(sc->dev));
4398
4399 sc->pre_tbtt_interrupts++;
4400 }
4401
4402 /*
4403 * rt2860_tbtt_intr
4404 */
4405 static void rt2860_tbtt_intr(struct rt2860_softc *sc)
4406 {
4407 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4408 "%s: TBTT interrupt\n",
4409 device_get_nameunit(sc->dev));
4410
4411 sc->tbtt_interrupts++;
4412 }
4413
4414 /*
4415 * rt2860_mcu_cmd_intr
4416 */
4417 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc)
4418 {
4419 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4420 "%s: MCU command interrupt\n",
4421 device_get_nameunit(sc->dev));
4422
4423 sc->mcu_cmd_interrupts++;
4424 }
4425
4426 /*
4427 * rt2860_auto_wakeup_intr
4428 */
4429 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc)
4430 {
4431 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4432 "%s: auto wakeup interrupt\n",
4433 device_get_nameunit(sc->dev));
4434
4435 sc->auto_wakeup_interrupts++;
4436 }
4437
4438 /*
4439 * rt2860_gp_timer_intr
4440 */
4441 static void rt2860_gp_timer_intr(struct rt2860_softc *sc)
4442 {
4443 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4444 "%s: GP timer interrupt\n",
4445 device_get_nameunit(sc->dev));
4446
4447 sc->gp_timer_interrupts++;
4448 }
4449
4450 /*
4451 * rt2860_rx_done_task
4452 */
4453 static void rt2860_rx_done_task(void *context, int pending)
4454 {
4455 struct rt2860_softc *sc;
4456 struct ifnet *ifp;
4457 int again;
4458
4459 sc = context;
4460 ifp = sc->ifp;
4461
4462 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4463 "%s: Rx done task\n",
4464 device_get_nameunit(sc->dev));
4465
4466 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4467 return;
4468
4469 sc->intr_pending_mask &= ~RT2860_REG_INT_RX_DONE;
4470
4471 again = rt2860_rx_eof(sc, sc->rx_process_limit);
4472
4473 RT2860_SOFTC_LOCK(sc);
4474
4475 if ((sc->intr_pending_mask & RT2860_REG_INT_RX_DONE) || again)
4476 {
4477 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4478 "%s: Rx done task: scheduling again\n",
4479 device_get_nameunit(sc->dev));
4480
4481 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
4482 }
4483 else
4484 {
4485 rt2860_intr_enable(sc, RT2860_REG_INT_RX_DONE);
4486 }
4487
4488 RT2860_SOFTC_UNLOCK(sc);
4489 }
4490
4491 /*
4492 * rt2860_tx_done_task
4493 */
4494 static void rt2860_tx_done_task(void *context, int pending)
4495 {
4496 struct rt2860_softc *sc;
4497 struct ifnet *ifp;
4498 uint32_t intr_mask;
4499 int i;
4500
4501 sc = context;
4502 ifp = sc->ifp;
4503
4504 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4505 "%s: Tx done task\n",
4506 device_get_nameunit(sc->dev));
4507
4508 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4509 return;
4510
4511 for (i = RT2860_SOFTC_TX_RING_COUNT - 1; i >= 0; i--)
4512 {
4513 if (sc->intr_pending_mask & (RT2860_REG_INT_TX_AC0_DONE << i))
4514 {
4515 sc->intr_pending_mask &= ~(RT2860_REG_INT_TX_AC0_DONE << i);
4516
4517 rt2860_tx_eof(sc, &sc->tx_ring[i]);
4518 }
4519 }
4520
4521 sc->tx_timer = 0;
4522
4523 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
4524
4525 intr_mask = (RT2860_REG_INT_TX_MGMT_DONE |
4526 RT2860_REG_INT_TX_HCCA_DONE |
4527 RT2860_REG_INT_TX_AC3_DONE |
4528 RT2860_REG_INT_TX_AC2_DONE |
4529 RT2860_REG_INT_TX_AC1_DONE |
4530 RT2860_REG_INT_TX_AC0_DONE);
4531
4532 RT2860_SOFTC_LOCK(sc);
4533
4534 rt2860_intr_enable(sc, ~sc->intr_pending_mask &
4535 (sc->intr_disable_mask & intr_mask));
4536
4537 if (sc->intr_pending_mask & intr_mask)
4538 {
4539 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4540 "%s: Tx done task: scheduling again\n",
4541 device_get_nameunit(sc->dev));
4542
4543 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
4544 }
4545
4546 RT2860_SOFTC_UNLOCK(sc);
4547 }
4548
4549 /*
4550 * rt2860_fifo_sta_full_task
4551 */
4552 static void rt2860_fifo_sta_full_task(void *context, int pending)
4553 {
4554 struct rt2860_softc *sc;
4555 struct ifnet *ifp;
4556
4557 sc = context;
4558 ifp = sc->ifp;
4559
4560 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
4561 "%s: FIFO statistic full task\n",
4562 device_get_nameunit(sc->dev));
4563
4564 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4565 return;
4566
4567 sc->intr_pending_mask &= ~RT2860_REG_INT_FIFO_STA_FULL;
4568
4569 rt2860_drain_fifo_stats(sc);
4570
4571 RT2860_SOFTC_LOCK(sc);
4572
4573 if (sc->intr_pending_mask & RT2860_REG_INT_FIFO_STA_FULL)
4574 {
4575 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
4576 "%s: FIFO statistic full task: scheduling again\n",
4577 device_get_nameunit(sc->dev));
4578
4579 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
4580 }
4581 else
4582 {
4583 rt2860_intr_enable(sc, RT2860_REG_INT_FIFO_STA_FULL);
4584 }
4585
4586 RT2860_SOFTC_UNLOCK(sc);
4587 }
4588
4589 /*
4590 * rt2860_periodic_task
4591 */
4592 static void rt2860_periodic_task(void *context, int pending)
4593 {
4594 struct rt2860_softc *sc;
4595 struct ifnet *ifp;
4596 struct ieee80211com *ic;
4597
4598 sc = context;
4599 ifp = sc->ifp;
4600 ic = &sc->ic;
4601
4602 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
4603 "%s: periodic task: round=%lu\n",
4604 device_get_nameunit(sc->dev), sc->periodic_round);
4605
4606 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4607 return;
4608
4609 RT2860_SOFTC_LOCK(sc);
4610
4611 sc->periodic_round++;
4612
4613 rt2860_update_stats(sc);
4614
4615 if ((sc->periodic_round % 10) == 0)
4616 {
4617 rt2860_bbp_tuning(sc);
4618
4619 rt2860_update_raw_counters(sc);
4620
4621 rt2860_watchdog(sc);
4622
4623 if (ic->ic_opmode != IEEE80211_M_MONITOR && ic->ic_state == IEEE80211_S_RUN)
4624 {
4625 if (ic->ic_opmode == IEEE80211_M_STA)
4626 rt2860_amrr_update_iter_func(sc, ic->ic_bss);
4627 else
4628 ieee80211_iterate_nodes(&ic->ic_sta, rt2860_amrr_update_iter_func, sc);
4629 }
4630 }
4631
4632 RT2860_SOFTC_UNLOCK(sc);
4633
4634 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
4635 }
4636
4637 /*
4638 * rt2860_rx_eof
4639 */
4640 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit)
4641 {
4642 struct ieee80211com *ic;
4643 struct ifnet *ifp;
4644 struct ieee80211_frame *wh;
4645 struct ieee80211_node *ni;
4646 struct rt2860_softc_node *rni;
4647 struct rt2860_softc_rx_radiotap_header *tap;
4648 struct rt2860_softc_rx_ring *ring;
4649 struct rt2860_rxdesc *desc;
4650 struct rt2860_softc_rx_data *data;
4651 struct rt2860_rxwi *rxwi;
4652 struct mbuf *m, *mnew;
4653 bus_dma_segment_t segs[1];
4654 bus_dmamap_t dma_map;
4655 uint32_t index, desc_flags;
4656 uint8_t cipher_err, rssi, ant, phymode, bw, shortgi, mcs, keyidx;
4657 int8_t rssi_dbm;
4658 int error, nsegs, len, ampdu, amsdu, nframes, i;
4659
4660 ic = &sc->ic;
4661 ifp = sc->ifp;
4662 ring = &sc->rx_ring;
4663
4664 nframes = 0;
4665
4666 while (limit != 0)
4667 {
4668 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_RX_DRX_IDX);
4669 if (ring->cur == index)
4670 break;
4671
4672 desc = &ring->desc[ring->cur];
4673 desc_flags = le32toh(desc->flags);
4674 data = &ring->data[ring->cur];
4675
4676 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4677 BUS_DMASYNC_POSTREAD);
4678
4679 if (!(desc->sdl0 & htole16(RT2860_RXDESC_SDL0_DDONE)))
4680 break;
4681
4682 nframes++;
4683
4684 mnew = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
4685 if (mnew == NULL)
4686 {
4687 sc->rx_mbuf_alloc_errors++;
4688 ifp->if_ierrors++;
4689 goto skip;
4690 }
4691
4692 mnew->m_len = mnew->m_pkthdr.len = MJUMPAGESIZE;
4693
4694 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, ring->spare_dma_map,
4695 mnew, segs, &nsegs, BUS_DMA_NOWAIT);
4696 if (error != 0)
4697 {
4698 m_freem(mnew);
4699
4700 sc->rx_mbuf_dmamap_errors++;
4701 ifp->if_ierrors++;
4702
4703 goto skip;
4704 }
4705
4706 KASSERT(nsegs == 1, ("%s: too many DMA segments",
4707 device_get_name(sc->dev)));
4708
4709 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4710 BUS_DMASYNC_POSTREAD);
4711 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4712
4713 dma_map = data->dma_map;
4714 data->dma_map = ring->spare_dma_map;
4715 ring->spare_dma_map = dma_map;
4716
4717 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4718 BUS_DMASYNC_PREREAD);
4719
4720 m = data->m;
4721
4722 data->m = mnew;
4723 desc->sdp0 = htole32(segs[0].ds_addr);
4724
4725 /* get Rx wireless info */
4726
4727 rxwi = mtod(m, struct rt2860_rxwi *);
4728 len = (le16toh(rxwi->tid_size) >> RT2860_RXWI_SIZE_SHIFT) &
4729 RT2860_RXWI_SIZE_MASK;
4730
4731 /* check for L2 padding between IEEE 802.11 frame header and body */
4732
4733 if (desc_flags & RT2860_RXDESC_FLAGS_L2PAD)
4734 {
4735 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4736 "%s: L2 padding: len=%d\n",
4737 device_get_nameunit(sc->dev), len);
4738
4739 len += 2;
4740 }
4741
4742 m->m_pkthdr.rcvif = ifp;
4743 m->m_data = (caddr_t) (rxwi + 1);
4744 m->m_pkthdr.len = m->m_len = len;
4745
4746 /* check for crc errors */
4747
4748 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
4749 {
4750 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4751 "%s: rxdesc: crc error\n",
4752 device_get_nameunit(sc->dev));
4753
4754 ifp->if_ierrors++;
4755
4756 if (!(ifp->if_flags & IFF_PROMISC))
4757 {
4758 m_freem(m);
4759 goto skip;
4760 }
4761 }
4762
4763 wh = (struct ieee80211_frame *) (rxwi + 1);
4764
4765 /* check for cipher errors */
4766
4767 if (desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED)
4768 {
4769 cipher_err = ((desc_flags >> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT) &
4770 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK);
4771 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE)
4772 {
4773 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4774 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4775
4776 m->m_flags |= M_WEP;
4777 }
4778 else
4779 {
4780 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4781 "%s: rxdesc: cipher error=0x%02x\n",
4782 device_get_nameunit(sc->dev), cipher_err);
4783
4784 if ((cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC) &&
4785 (desc_flags & RT2860_RXDESC_FLAGS_MYBSS))
4786 {
4787 keyidx = (rxwi->udf_bssidx_keyidx >> RT2860_RXWI_KEYIDX_SHIFT) &
4788 RT2860_RXWI_KEYIDX_MASK;
4789
4790 ieee80211_notify_michael_failure(ic, wh, keyidx);
4791 }
4792
4793 ifp->if_ierrors++;
4794
4795 if (!(ifp->if_flags & IFF_PROMISC))
4796 {
4797 m_free(m);
4798 goto skip;
4799 }
4800 }
4801 }
4802 else
4803 {
4804 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4805 {
4806 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4807 "%s: rxdesc: not decrypted but protected flag set\n",
4808 device_get_nameunit(sc->dev));
4809
4810 ifp->if_ierrors++;
4811
4812 if (!(ifp->if_flags & IFF_PROMISC))
4813 {
4814 m_free(m);
4815 goto skip;
4816 }
4817 }
4818 }
4819
4820 /* check for A-MPDU */
4821
4822 if (desc_flags & RT2860_RXDESC_FLAGS_AMPDU)
4823 {
4824 m->m_flags |= M_AMPDU;
4825
4826 sc->rx_ampdu++;
4827
4828 ampdu = 1;
4829 }
4830 else
4831 {
4832 ampdu = 0;
4833 }
4834
4835 /* check for A-MSDU */
4836
4837 if (desc_flags & RT2860_RXDESC_FLAGS_AMSDU)
4838 {
4839 sc->rx_amsdu++;
4840
4841 amsdu = 1;
4842 }
4843 else
4844 {
4845 amsdu = 0;
4846 }
4847
4848 ant = rt2860_maxrssi_rxpath(sc, rxwi);
4849 rssi = rxwi->rssi[ant];
4850 rssi_dbm = rt2860_rssi2dbm(sc, rssi, ant);
4851 phymode = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
4852 RT2860_RXWI_PHYMODE_MASK);
4853 bw = ((rxwi->bw_mcs >> RT2860_RXWI_BW_SHIFT) & RT2860_RXWI_BW_MASK);
4854 shortgi = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_SHORTGI_SHIFT) &
4855 RT2860_RXWI_SHORTGI_MASK);
4856 mcs = ((rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK);
4857
4858 if (bpf_peers_present(sc->drvbpf))
4859 {
4860 tap = &sc->rxtap;
4861
4862 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4863 tap->dbm_antsignal = rssi_dbm;
4864 tap->dbm_antnoise = RT2860_NOISE_FLOOR;
4865 tap->antenna = ant;
4866 tap->antsignal = rssi;
4867 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4868 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4869 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4870 tap->chan_maxpow = 0;
4871
4872 if (phymode == RT2860_TXWI_PHYMODE_HT_MIXED || phymode == RT2860_TXWI_PHYMODE_HT_GF)
4873 tap->rate = mcs | IEEE80211_RATE_MCS;
4874 else
4875 tap->rate = rt2860_rxrate(rxwi);
4876
4877 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
4878 tap->flags |= IEEE80211_RADIOTAP_F_BADFCS;
4879
4880 if (desc_flags & RT2860_RXDESC_FLAGS_FRAG)
4881 tap->flags |= IEEE80211_RADIOTAP_F_FRAG;
4882
4883 if (rxwi->bw_mcs & RT2860_RXWI_MCS_SHOTPRE)
4884 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4885
4886 if (shortgi)
4887 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4888
4889 bpf_mtap2(sc->drvbpf, tap, sc->rxtap_len, m);
4890 }
4891
4892 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4893 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
4894 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d\n",
4895 device_get_nameunit(sc->dev),
4896 len, phymode, bw, shortgi, mcs,
4897 ant, rxwi->rssi[0], rxwi->rssi[1], rxwi->rssi[2],
4898 rxwi->snr[0], rxwi->snr[1],
4899 rxwi->wcid, ampdu, amsdu);
4900
4901 ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *) wh);
4902
4903 if (ni != NULL)
4904 {
4905 rni = (struct rt2860_softc_node *) ni;
4906
4907 for (i = 0; i < RT2860_SOFTC_RSSI_DBM_COUNT; i++)
4908 rni->last_rssi_dbm[i] = rt2860_rssi2dbm(sc, rxwi->rssi[i], i);
4909 }
4910
4911 ieee80211_input(ic, m, ni, rssi_dbm, RT2860_NOISE_FLOOR, 0);
4912
4913 ieee80211_free_node(ni);
4914
4915 skip:
4916
4917 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
4918
4919 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4920 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
4921
4922 ring->cur = (ring->cur + 1) % RT2860_SOFTC_RX_RING_DATA_COUNT;
4923
4924 limit--;
4925 }
4926
4927 if (ring->cur == 0)
4928 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4929 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4930 else
4931 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4932 ring->cur - 1);
4933
4934 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
4935 "%s: Rx eof: nframes=%d\n",
4936 device_get_nameunit(sc->dev), nframes);
4937
4938 sc->rx_packets += nframes;
4939
4940 return (limit == 0);
4941 }
4942
4943 /*
4944 * rt2860_tx_eof
4945 */
4946 static void rt2860_tx_eof(struct rt2860_softc *sc,
4947 struct rt2860_softc_tx_ring *ring)
4948 {
4949 struct ifnet *ifp;
4950 struct rt2860_txdesc *desc;
4951 struct rt2860_softc_tx_data *data;
4952 uint32_t index;
4953 int ndescs, nframes;
4954
4955 ifp = sc->ifp;
4956
4957 ndescs = 0;
4958 nframes = 0;
4959
4960 for (;;)
4961 {
4962 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_TX_DTX_IDX(ring->qid));
4963 if (ring->desc_next == index)
4964 break;
4965
4966 ndescs++;
4967
4968 rt2860_drain_fifo_stats(sc);
4969
4970 desc = &ring->desc[ring->desc_next];
4971
4972 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4973 BUS_DMASYNC_POSTREAD);
4974
4975 if (desc->sdl0 & htole16(RT2860_TXDESC_SDL0_LASTSEG) ||
4976 desc->sdl1 & htole16(RT2860_TXDESC_SDL1_LASTSEG))
4977 {
4978 nframes++;
4979
4980 data = &ring->data[ring->data_next];
4981
4982 if (data->m->m_flags & M_TXCB)
4983 ieee80211_process_callback(data->ni, data->m, 0);
4984
4985 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4986 BUS_DMASYNC_POSTWRITE);
4987 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4988
4989 m_freem(data->m);
4990
4991 ieee80211_free_node(data->ni);
4992
4993 data->m = NULL;
4994 data->ni = NULL;
4995
4996 ifp->if_opackets++;
4997
4998 RT2860_SOFTC_LOCK(sc);
4999
5000 ring->data_queued--;
5001 ring->data_next = (ring->data_next + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
5002
5003 RT2860_SOFTC_UNLOCK(sc);
5004 }
5005
5006 desc->sdl0 &= ~htole16(RT2860_TXDESC_SDL0_DDONE);
5007
5008 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5009 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5010
5011 RT2860_SOFTC_LOCK(sc);
5012
5013 ring->desc_queued--;
5014 ring->desc_next = (ring->desc_next + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
5015
5016 RT2860_SOFTC_UNLOCK(sc);
5017 }
5018
5019 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5020 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5021 device_get_nameunit(sc->dev), ring->qid, ndescs, nframes);
5022 }
5023
5024 /*
5025 * rt2860_update_stats
5026 */
5027 static void rt2860_update_stats(struct rt2860_softc *sc)
5028 {
5029 struct ifnet *ifp;
5030 struct ieee80211com *ic;
5031 struct ieee80211_node *ni;
5032 uint32_t stacnt[3];
5033 int beacons, noretryok, retryok, failed, underflows, zerolen;
5034 uint16_t associd;
5035 uint8_t wcid;
5036
5037 ifp = sc->ifp;
5038 ic = &sc->ic;
5039
5040 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5041 "%s: update statistic\n",
5042 device_get_nameunit(sc->dev));
5043
5044 rt2860_drain_fifo_stats(sc);
5045
5046 /* read and clear Tx statistic registers */
5047
5048 rt2860_io_mac_read_multi(sc, RT2860_REG_TX_STA_CNT0,
5049 stacnt, sizeof(stacnt));
5050
5051 stacnt[0] = le32toh(stacnt[0]);
5052 stacnt[1] = le32toh(stacnt[1]);
5053 stacnt[2] = le32toh(stacnt[2]);
5054
5055 beacons = stacnt[0] >> 16;
5056 noretryok = stacnt[1] & 0xffff;
5057 retryok = stacnt[1] >> 16;
5058 failed = stacnt[0] & 0xffff;
5059 underflows = stacnt[2] >> 16;
5060 zerolen = stacnt[2] & 0xffff;
5061
5062 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5063 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5064 device_get_nameunit(sc->dev),
5065 beacons, noretryok, retryok, failed, underflows, zerolen);
5066
5067 ifp->if_oerrors += failed;
5068
5069 sc->tx_beacons += beacons;
5070 sc->tx_noretryok += noretryok;
5071 sc->tx_retryok += retryok;
5072 sc->tx_failed += failed;
5073 sc->tx_underflows += underflows;
5074 sc->tx_zerolen += zerolen;
5075
5076 if (ic->ic_opmode == IEEE80211_M_STA && ic->ic_state == IEEE80211_S_RUN)
5077 {
5078 ni = ic->ic_bss;
5079
5080 associd = (ni != NULL) ? ni->ni_associd : 0;
5081 wcid = RT2860_AID2WCID(associd);
5082
5083 rt2860_amrr_tx_update(&sc->amrr_node[wcid],
5084 noretryok + retryok + failed, noretryok + retryok, retryok + failed);
5085 }
5086 }
5087
5088 /*
5089 * rt2860_bbp_tuning
5090 */
5091 static void rt2860_bbp_tuning(struct rt2860_softc *sc)
5092 {
5093 struct ieee80211com *ic;
5094 struct ieee80211_node *ni;
5095 int chan, group;
5096 int8_t rssi, old, new;
5097
5098 /* RT2860C does not support BBP tuning */
5099
5100 if (sc->mac_rev == 0x28600100)
5101 return;
5102
5103 ic = &sc->ic;
5104
5105 if ((ic->ic_flags & IEEE80211_F_SCAN) ||
5106 ic->ic_opmode != IEEE80211_M_STA || ic->ic_state != IEEE80211_S_RUN)
5107 return;
5108
5109 ni = ic->ic_bss;
5110
5111 chan = ieee80211_chan2ieee(ic, ni->ni_chan);
5112
5113 if (chan <= 14)
5114 group = 0;
5115 else if (chan <= 64)
5116 group = 1;
5117 else if (chan <= 128)
5118 group = 2;
5119 else
5120 group = 3;
5121
5122 rssi = ieee80211_getrssi(ic);
5123
5124 if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan))
5125 {
5126 new = 0x2e + sc->lna_gain[group];
5127 }
5128 else
5129 {
5130 if (!IEEE80211_IS_CHAN_HT40(ni->ni_chan))
5131 new = 0x32 + sc->lna_gain[group] * 5 / 3;
5132 else
5133 new = 0x3a + sc->lna_gain[group] * 5 / 3;
5134 }
5135
5136 /* Tune if absolute average RSSI is greater than -80 */
5137
5138 if (rssi > -80)
5139 new += 0x10;
5140
5141 old = rt2860_io_bbp_read(sc, 66);
5142
5143 if (old != new)
5144 rt2860_io_bbp_write(sc, 66, new);
5145 }
5146
5147 /*
5148 * rt2860_watchdog
5149 */
5150 static void rt2860_watchdog(struct rt2860_softc *sc)
5151 {
5152 uint32_t tmp;
5153 int ntries;
5154
5155 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5156
5157 RT2860_DPRINTF(sc, RT2860_DEBUG_WATCHDOG,
5158 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5159 device_get_nameunit(sc->dev), tmp);
5160
5161 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) != 0)
5162 {
5163 sc->tx_queue_not_empty[0]++;
5164
5165 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40012);
5166
5167 for (ntries = 0; ntries < 10; ntries++)
5168 {
5169 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5170 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) == 0)
5171 break;
5172
5173 DELAY(1);
5174 }
5175
5176 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5177 }
5178
5179 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) != 0)
5180 {
5181 sc->tx_queue_not_empty[1]++;
5182
5183 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf4000a);
5184
5185 for (ntries = 0; ntries < 10; ntries++)
5186 {
5187 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5188 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) == 0)
5189 break;
5190
5191 DELAY(1);
5192 }
5193
5194 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5195 }
5196 }
5197
5198 /*
5199 * rt2860_drain_fifo_stats
5200 */
5201 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc)
5202 {
5203 struct ifnet *ifp;
5204 uint32_t stats;
5205 uint8_t wcid, mcs, pid;
5206 int ok, agg, retrycnt;
5207
5208 ifp = sc->ic.ic_ifp;
5209
5210 /* drain Tx status FIFO (maxsize = 16) */
5211
5212 while ((stats = rt2860_io_mac_read(sc, RT2860_REG_TX_STA_FIFO)) &
5213 RT2860_REG_TX_STA_FIFO_VALID)
5214 {
5215 wcid = (stats >> RT2860_REG_TX_STA_FIFO_WCID_SHIFT) &
5216 RT2860_REG_TX_STA_FIFO_WCID_MASK;
5217
5218 /* if no ACK was requested, no feedback is available */
5219
5220 if (!(stats & RT2860_REG_TX_STA_FIFO_ACK_REQ) || wcid == RT2860_WCID_RESERVED)
5221 continue;
5222
5223 /* update AMRR statistic */
5224
5225 ok = (stats & RT2860_REG_TX_STA_FIFO_TX_OK) ? 1 : 0;
5226 agg = (stats & RT2860_REG_TX_STA_FIFO_AGG) ? 1 : 0;
5227 mcs = (stats >> RT2860_REG_TX_STA_FIFO_MCS_SHIFT) &
5228 RT2860_REG_TX_STA_FIFO_MCS_MASK;
5229 pid = (stats >> RT2860_REG_TX_STA_FIFO_PID_SHIFT) &
5230 RT2860_REG_TX_STA_FIFO_PID_MASK;
5231 retrycnt = pid - mcs;
5232
5233 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5234 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5235 device_get_nameunit(sc->dev),
5236 wcid, ok, agg, mcs, pid, retrycnt);
5237
5238 rt2860_amrr_tx_complete(&sc->amrr_node[wcid], ok, retrycnt);
5239
5240 if (!ok)
5241 ifp->if_oerrors++;
5242 }
5243 }
5244
5245 /*
5246 * rt2860_update_raw_counters
5247 */
5248 static void rt2860_update_raw_counters(struct rt2860_softc *sc)
5249 {
5250 uint32_t tmp;
5251
5252 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT);
5253
5254 sc->tx_nonagg += tmp & 0xffff;
5255 sc->tx_agg += tmp >> 16;
5256
5257 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT0);
5258
5259 sc->tx_ampdu += (tmp & 0xffff) / 1 + (tmp >> 16) / 2;
5260
5261 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT1);
5262
5263 sc->tx_ampdu += (tmp & 0xffff) / 3 + (tmp >> 16) / 4;
5264
5265 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT2);
5266
5267 sc->tx_ampdu += (tmp & 0xffff) / 5 + (tmp >> 16) / 6;
5268
5269 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT3);
5270
5271 sc->tx_ampdu += (tmp & 0xffff) / 7 + (tmp >> 16) / 8;
5272
5273 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT4);
5274
5275 sc->tx_ampdu += (tmp & 0xffff) / 9 + (tmp >> 16) / 10;
5276
5277 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT5);
5278
5279 sc->tx_ampdu += (tmp & 0xffff) / 11 + (tmp >> 16) / 12;
5280
5281 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT6);
5282
5283 sc->tx_ampdu += (tmp & 0xffff) / 13 + (tmp >> 16) / 14;
5284
5285 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT7);
5286
5287 sc->tx_ampdu += (tmp & 0xffff) / 15 + (tmp >> 16) / 16;
5288
5289 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT0);
5290
5291 sc->rx_crc_errors += tmp & 0xffff;
5292 sc->rx_phy_errors += tmp >> 16;
5293
5294 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT1);
5295
5296 sc->rx_false_ccas += tmp & 0xffff;
5297 sc->rx_plcp_errors += tmp >> 16;
5298
5299 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT2);
5300
5301 sc->rx_dup_packets += tmp & 0xffff;
5302 sc->rx_fifo_overflows += tmp >> 16;
5303
5304 tmp = rt2860_io_mac_read(sc, RT2860_REG_TXRX_MPDU_DEN_CNT);
5305
5306 sc->tx_mpdu_zero_density += tmp & 0xffff;
5307 sc->rx_mpdu_zero_density += tmp >> 16;
5308 }
5309
5310 /*
5311 * rt2860_intr_enable
5312 */
5313 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask)
5314 {
5315 uint32_t tmp;
5316
5317 sc->intr_disable_mask &= ~intr_mask;
5318
5319 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
5320
5321 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
5322 }
5323
5324 /*
5325 * rt2860_intr_disable
5326 */
5327 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask)
5328 {
5329 uint32_t tmp;
5330
5331 sc->intr_disable_mask |= intr_mask;
5332
5333 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
5334
5335 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
5336 }
5337
5338 /*
5339 * rt2860_txrx_enable
5340 */
5341 static int rt2860_txrx_enable(struct rt2860_softc *sc)
5342 {
5343 struct ieee80211com *ic;
5344 struct ifnet *ifp;
5345 uint32_t tmp;
5346 int ntries;
5347
5348 ic = &sc->ic;
5349 ifp = ic->ic_ifp;
5350
5351 /* enable Tx/Rx DMA engine */
5352
5353 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, RT2860_REG_TX_ENABLE);
5354
5355 for (ntries = 0; ntries < 200; ntries++)
5356 {
5357 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
5358 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
5359 break;
5360
5361 DELAY(1000);
5362 }
5363
5364 if (ntries == 200)
5365 {
5366 printf("%s: timeout waiting for DMA engine\n",
5367 device_get_nameunit(sc->dev));
5368 return -1;
5369 }
5370
5371 DELAY(50);
5372
5373 tmp |= RT2860_REG_TX_WB_DDONE |
5374 RT2860_REG_RX_DMA_ENABLE |
5375 RT2860_REG_TX_DMA_ENABLE |
5376 (RT2860_REG_WPDMA_BT_SIZE64 << RT2860_REG_WPDMA_BT_SIZE_SHIFT);
5377
5378 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
5379
5380 /* set Rx filter */
5381
5382 tmp = RT2860_REG_RX_FILTER_DROP_CRC_ERR |
5383 RT2860_REG_RX_FILTER_DROP_PHY_ERR;
5384
5385 if (ic->ic_opmode != IEEE80211_M_MONITOR)
5386 {
5387 tmp |= RT2860_REG_RX_FILTER_DROP_DUPL |
5388 RT2860_REG_RX_FILTER_DROP_CTS |
5389 RT2860_REG_RX_FILTER_DROP_BA |
5390 RT2860_REG_RX_FILTER_DROP_ACK |
5391 RT2860_REG_RX_FILTER_DROP_VER_ERR |
5392 RT2860_REG_RX_FILTER_DROP_CTRL_RSV |
5393 RT2860_REG_RX_FILTER_DROP_CFACK |
5394 RT2860_REG_RX_FILTER_DROP_CFEND;
5395
5396 if (ic->ic_opmode == IEEE80211_M_STA)
5397 tmp |= RT2860_REG_RX_FILTER_DROP_RTS |
5398 RT2860_REG_RX_FILTER_DROP_PSPOLL;
5399
5400 if (!(ifp->if_flags & IFF_PROMISC))
5401 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
5402 }
5403
5404 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
5405
5406 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
5407 RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
5408
5409 return 0;
5410 }
5411
5412 /*
5413 * rt2860_alloc_rx_ring
5414 */
5415 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
5416 struct rt2860_softc_rx_ring *ring)
5417 {
5418 struct rt2860_rxdesc *desc;
5419 struct rt2860_softc_rx_data *data;
5420 bus_dma_segment_t segs[1];
5421 int i, nsegs, error;
5422
5423 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
5424 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
5425 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc), 1,
5426 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
5427 0, NULL, NULL, &ring->desc_dma_tag);
5428 if (error != 0)
5429 {
5430 printf("%s: could not create Rx desc DMA tag\n",
5431 device_get_nameunit(sc->dev));
5432 goto fail;
5433 }
5434
5435 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
5436 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
5437 if (error != 0)
5438 {
5439 printf("%s: could not allocate Rx desc DMA memory\n",
5440 device_get_nameunit(sc->dev));
5441 goto fail;
5442 }
5443
5444 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
5445 ring->desc,
5446 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
5447 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
5448 if (error != 0)
5449 {
5450 printf("%s: could not load Rx desc DMA map\n",
5451 device_get_nameunit(sc->dev));
5452 goto fail;
5453 }
5454
5455 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
5456 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
5457 MJUMPAGESIZE, 1, MJUMPAGESIZE, 0, NULL, NULL,
5458 &ring->data_dma_tag);
5459 if (error != 0)
5460 {
5461 printf("%s: could not create Rx data DMA tag\n",
5462 device_get_nameunit(sc->dev));
5463 goto fail;
5464 }
5465
5466 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
5467 {
5468 desc = &ring->desc[i];
5469 data = &ring->data[i];
5470
5471 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
5472 if (error != 0)
5473 {
5474 printf("%s: could not create Rx data DMA map\n",
5475 device_get_nameunit(sc->dev));
5476 goto fail;
5477 }
5478
5479 data->m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
5480 if (data->m == NULL)
5481 {
5482 printf("%s: could not allocate Rx mbuf\n",
5483 device_get_nameunit(sc->dev));
5484 error = ENOMEM;
5485 goto fail;
5486 }
5487
5488 data->m->m_len = data->m->m_pkthdr.len = MJUMPAGESIZE;
5489
5490 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map,
5491 data->m, segs, &nsegs, BUS_DMA_NOWAIT);
5492 if (error != 0)
5493 {
5494 printf("%s: could not load Rx mbuf DMA map\n",
5495 device_get_nameunit(sc->dev));
5496 goto fail;
5497 }
5498
5499 KASSERT(nsegs == 1, ("%s: too many DMA segments",
5500 device_get_name(sc->dev)));
5501
5502 desc->sdp0 = htole32(segs[0].ds_addr);
5503 desc->sdl0 = htole16(MJUMPAGESIZE);
5504 }
5505
5506 error = bus_dmamap_create(ring->data_dma_tag, 0, &ring->spare_dma_map);
5507 if (error != 0)
5508 {
5509 printf("%s: could not create Rx spare DMA map\n",
5510 device_get_nameunit(sc->dev));
5511 goto fail;
5512 }
5513
5514 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5515 BUS_DMASYNC_PREWRITE);
5516
5517 return 0;
5518
5519 fail:
5520
5521 rt2860_free_rx_ring(sc, ring);
5522
5523 return error;
5524 }
5525
5526 /*
5527 * rt2860_reset_rx_ring
5528 */
5529 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
5530 struct rt2860_softc_rx_ring *ring)
5531 {
5532 struct rt2860_rxdesc *desc;
5533 int i;
5534
5535 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
5536 {
5537 desc = &ring->desc[i];
5538
5539 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
5540 }
5541
5542 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5543 BUS_DMASYNC_PREWRITE);
5544
5545 ring->cur = 0;
5546 }
5547
5548 /*
5549 * rt2860_free_rx_ring
5550 */
5551 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
5552 struct rt2860_softc_rx_ring *ring)
5553 {
5554 struct rt2860_softc_rx_data *data;
5555 int i;
5556
5557 if (ring->desc != NULL)
5558 {
5559 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5560 BUS_DMASYNC_POSTWRITE);
5561 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
5562 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
5563 ring->desc_dma_map);
5564 }
5565
5566 if (ring->desc_dma_tag != NULL)
5567 bus_dma_tag_destroy(ring->desc_dma_tag);
5568
5569 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
5570 {
5571 data = &ring->data[i];
5572
5573 if (data->m != NULL)
5574 {
5575 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5576 BUS_DMASYNC_POSTREAD);
5577 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5578 m_freem(data->m);
5579 }
5580
5581 if (data->dma_map != NULL)
5582 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
5583 }
5584
5585 if (ring->spare_dma_map != NULL)
5586 bus_dmamap_destroy(ring->data_dma_tag, ring->spare_dma_map);
5587
5588 if (ring->data_dma_tag != NULL)
5589 bus_dma_tag_destroy(ring->data_dma_tag);
5590 }
5591
5592 /*
5593 * rt2860_alloc_tx_ring
5594 */
5595 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
5596 struct rt2860_softc_tx_ring *ring, int qid)
5597 {
5598 struct rt2860_softc_tx_data *data;
5599 int error, i;
5600
5601 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
5602 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
5603 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc), 1,
5604 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
5605 0, NULL, NULL, &ring->desc_dma_tag);
5606 if (error != 0)
5607 {
5608 printf("%s: could not create Tx desc DMA tag\n",
5609 device_get_nameunit(sc->dev));
5610 goto fail;
5611 }
5612
5613 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
5614 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
5615 if (error != 0)
5616 {
5617 printf("%s: could not allocate Tx desc DMA memory\n",
5618 device_get_nameunit(sc->dev));
5619 goto fail;
5620 }
5621
5622 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
5623 ring->desc,
5624 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
5625 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
5626 if (error != 0)
5627 {
5628 printf("%s: could not load Tx desc DMA map\n",
5629 device_get_nameunit(sc->dev));
5630 goto fail;
5631 }
5632
5633 ring->desc_queued = 0;
5634 ring->desc_cur = 0;
5635 ring->desc_next = 0;
5636
5637 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
5638 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
5639 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE, 1,
5640 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
5641 0, NULL, NULL, &ring->seg0_dma_tag);
5642 if (error != 0)
5643 {
5644 printf("%s: could not create Tx seg0 DMA tag\n",
5645 device_get_nameunit(sc->dev));
5646 goto fail;
5647 }
5648
5649 error = bus_dmamem_alloc(ring->seg0_dma_tag, (void **) &ring->seg0,
5650 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->seg0_dma_map);
5651 if (error != 0)
5652 {
5653 printf("%s: could not allocate Tx seg0 DMA memory\n",
5654 device_get_nameunit(sc->dev));
5655 goto fail;
5656 }
5657
5658 error = bus_dmamap_load(ring->seg0_dma_tag, ring->seg0_dma_map,
5659 ring->seg0,
5660 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
5661 rt2860_dma_map_addr, &ring->seg0_phys_addr, 0);
5662 if (error != 0)
5663 {
5664 printf("%s: could not load Tx seg0 DMA map\n",
5665 device_get_nameunit(sc->dev));
5666 goto fail;
5667 }
5668
5669 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
5670 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
5671 MJUMPAGESIZE, RT2860_SOFTC_MAX_SCATTER, MJUMPAGESIZE, 0, NULL, NULL,
5672 &ring->data_dma_tag);
5673 if (error != 0)
5674 {
5675 printf("%s: could not create Tx data DMA tag\n",
5676 device_get_nameunit(sc->dev));
5677 goto fail;
5678 }
5679
5680 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
5681 {
5682 data = &ring->data[i];
5683
5684 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
5685 if (error != 0)
5686 {
5687 printf("%s: could not create Tx data DMA map\n",
5688 device_get_nameunit(sc->dev));
5689 goto fail;
5690 }
5691 }
5692
5693 ring->data_queued = 0;
5694 ring->data_cur = 0;
5695 ring->data_next = 0;
5696
5697 ring->qid = qid;
5698
5699 return 0;
5700
5701 fail:
5702
5703 rt2860_free_tx_ring(sc, ring);
5704
5705 return error;
5706 }
5707
5708 /*
5709 * rt2860_reset_tx_ring
5710 */
5711 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
5712 struct rt2860_softc_tx_ring *ring)
5713 {
5714 struct rt2860_softc_tx_data *data;
5715 struct rt2860_txdesc *desc;
5716 int i;
5717
5718 for (i = 0; i < RT2860_SOFTC_TX_RING_DESC_COUNT; i++)
5719 {
5720 desc = &ring->desc[i];
5721
5722 desc->sdl0 = 0;
5723 desc->sdl1 = 0;
5724 }
5725
5726 ring->desc_queued = 0;
5727 ring->desc_cur = 0;
5728 ring->desc_next = 0;
5729
5730 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5731 BUS_DMASYNC_PREWRITE);
5732
5733 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
5734 BUS_DMASYNC_PREWRITE);
5735
5736 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
5737 {
5738 data = &ring->data[i];
5739
5740 if (data->m != NULL)
5741 {
5742 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5743 BUS_DMASYNC_POSTWRITE);
5744 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5745 m_freem(data->m);
5746 data->m = NULL;
5747 }
5748
5749 if (data->ni != NULL)
5750 {
5751 ieee80211_free_node(data->ni);
5752 data->ni = NULL;
5753 }
5754 }
5755
5756 ring->data_queued = 0;
5757 ring->data_cur = 0;
5758 ring->data_next = 0;
5759 }
5760
5761 /*
5762 * rt2860_free_tx_ring
5763 */
5764 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
5765 struct rt2860_softc_tx_ring *ring)
5766 {
5767 struct rt2860_softc_tx_data *data;
5768 int i;
5769
5770 if (ring->desc != NULL)
5771 {
5772 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5773 BUS_DMASYNC_POSTWRITE);
5774 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
5775 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
5776 ring->desc_dma_map);
5777 }
5778
5779 if (ring->desc_dma_tag != NULL)
5780 bus_dma_tag_destroy(ring->desc_dma_tag);
5781
5782 if (ring->seg0 != NULL)
5783 {
5784 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
5785 BUS_DMASYNC_POSTWRITE);
5786 bus_dmamap_unload(ring->seg0_dma_tag, ring->seg0_dma_map);
5787 bus_dmamem_free(ring->seg0_dma_tag, ring->seg0,
5788 ring->seg0_dma_map);
5789 }
5790
5791 if (ring->seg0_dma_tag != NULL)
5792 bus_dma_tag_destroy(ring->seg0_dma_tag);
5793
5794 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
5795 {
5796 data = &ring->data[i];
5797
5798 if (data->m != NULL)
5799 {
5800 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5801 BUS_DMASYNC_POSTWRITE);
5802 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5803 m_freem(data->m);
5804 }
5805
5806 if (data->ni != NULL)
5807 ieee80211_free_node(data->ni);
5808
5809 if (data->dma_map != NULL)
5810 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
5811 }
5812
5813 if (ring->data_dma_tag != NULL)
5814 bus_dma_tag_destroy(ring->data_dma_tag);
5815 }
5816
5817 /*
5818 * rt2860_dma_map_addr
5819 */
5820 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
5821 int nseg, int error)
5822 {
5823 if (error != 0)
5824 return;
5825
5826 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
5827
5828 *(bus_addr_t *) arg = segs[0].ds_addr;
5829 }
5830
5831 /*
5832 * rt2860_sysctl_attach
5833 */
5834 static void rt2860_sysctl_attach(struct rt2860_softc *sc)
5835 {
5836 struct sysctl_ctx_list *ctx;
5837 struct sysctl_oid *tree;
5838 struct sysctl_oid *stats;
5839
5840 ctx = device_get_sysctl_ctx(sc->dev);
5841 tree = device_get_sysctl_tree(sc->dev);
5842
5843 stats = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
5844 "stats", CTLFLAG_RD, 0, "statistic");
5845
5846 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5847 "interrupts", CTLFLAG_RD, &sc->interrupts, 0,
5848 "all interrupts");
5849
5850 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5851 "tx_coherent_interrupts", CTLFLAG_RD, &sc->tx_coherent_interrupts, 0,
5852 "Tx coherent interrupts");
5853
5854 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5855 "rx_coherent_interrupts", CTLFLAG_RD, &sc->rx_coherent_interrupts, 0,
5856 "Rx coherent interrupts");
5857
5858 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5859 "txrx_coherent_interrupts", CTLFLAG_RD, &sc->txrx_coherent_interrupts, 0,
5860 "Tx/Rx coherent interrupts");
5861
5862 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5863 "fifo_sta_full_interrupts", CTLFLAG_RD, &sc->fifo_sta_full_interrupts, 0,
5864 "FIFO statistic full interrupts");
5865
5866 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5867 "rx_interrupts", CTLFLAG_RD, &sc->rx_interrupts, 0,
5868 "Rx interrupts");
5869
5870 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5871 "rx_delay_interrupts", CTLFLAG_RD, &sc->rx_delay_interrupts, 0,
5872 "Rx delay interrupts");
5873
5874 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5875 "tx_mgmt_interrupts", CTLFLAG_RD, &sc->tx_interrupts[5], 0,
5876 "Tx MGMT interrupts");
5877
5878 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5879 "tx_hcca_interrupts", CTLFLAG_RD, &sc->tx_interrupts[4], 0,
5880 "Tx HCCA interrupts");
5881
5882 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5883 "tx_ac3_interrupts", CTLFLAG_RD, &sc->tx_interrupts[3], 0,
5884 "Tx AC3 interrupts");
5885
5886 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5887 "tx_ac2_interrupts", CTLFLAG_RD, &sc->tx_interrupts[2], 0,
5888 "Tx AC2 interrupts");
5889
5890 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5891 "tx_ac1_interrupts", CTLFLAG_RD, &sc->tx_interrupts[1], 0,
5892 "Tx AC1 interrupts");
5893
5894 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5895 "tx_ac0_interrupts", CTLFLAG_RD, &sc->tx_interrupts[0], 0,
5896 "Tx AC0 interrupts");
5897
5898 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5899 "tx_delay_interrupts", CTLFLAG_RD, &sc->tx_delay_interrupts, 0,
5900 "Tx delay interrupts");
5901
5902 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5903 "pre_tbtt_interrupts", CTLFLAG_RD, &sc->pre_tbtt_interrupts, 0,
5904 "Pre-TBTT interrupts");
5905
5906 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5907 "tbtt_interrupts", CTLFLAG_RD, &sc->tbtt_interrupts, 0,
5908 "TBTT interrupts");
5909
5910 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5911 "mcu_cmd_interrupts", CTLFLAG_RD, &sc->mcu_cmd_interrupts, 0,
5912 "MCU command interrupts");
5913
5914 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5915 "auto_wakeup_interrupts", CTLFLAG_RD, &sc->auto_wakeup_interrupts, 0,
5916 "auto wakeup interrupts");
5917
5918 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5919 "gp_timer_interrupts", CTLFLAG_RD, &sc->gp_timer_interrupts, 0,
5920 "GP timer interrupts");
5921
5922 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5923 "tx_mgmt_desc_queued", CTLFLAG_RD, &sc->tx_ring[5].desc_queued, 0,
5924 "Tx MGMT descriptors queued");
5925
5926 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5927 "tx_mgmt_data_queued", CTLFLAG_RD, &sc->tx_ring[5].data_queued, 0,
5928 "Tx MGMT data queued");
5929
5930 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5931 "tx_hcca_desc_queued", CTLFLAG_RD, &sc->tx_ring[4].desc_queued, 0,
5932 "Tx HCCA descriptors queued");
5933
5934 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5935 "tx_hcca_data_queued", CTLFLAG_RD, &sc->tx_ring[4].data_queued, 0,
5936 "Tx HCCA data queued");
5937
5938 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5939 "tx_ac3_desc_queued", CTLFLAG_RD, &sc->tx_ring[3].desc_queued, 0,
5940 "Tx AC3 descriptors queued");
5941
5942 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5943 "tx_ac3_data_queued", CTLFLAG_RD, &sc->tx_ring[3].data_queued, 0,
5944 "Tx AC3 data queued");
5945
5946 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5947 "tx_ac2_desc_queued", CTLFLAG_RD, &sc->tx_ring[2].desc_queued, 0,
5948 "Tx AC2 descriptors queued");
5949
5950 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5951 "tx_ac2_data_queued", CTLFLAG_RD, &sc->tx_ring[2].data_queued, 0,
5952 "Tx AC2 data queued");
5953
5954 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5955 "tx_ac1_desc_queued", CTLFLAG_RD, &sc->tx_ring[1].desc_queued, 0,
5956 "Tx AC1 descriptors queued");
5957
5958 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5959 "tx_ac1_data_queued", CTLFLAG_RD, &sc->tx_ring[1].data_queued, 0,
5960 "Tx AC1 data queued");
5961
5962 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5963 "tx_ac0_desc_queued", CTLFLAG_RD, &sc->tx_ring[0].desc_queued, 0,
5964 "Tx AC0 descriptors queued");
5965
5966 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5967 "tx_ac0_data_queued", CTLFLAG_RD, &sc->tx_ring[0].data_queued, 0,
5968 "Tx AC0 data queued");
5969
5970 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5971 "tx_mgmt_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[5], 0,
5972 "Tx MGMT data queue full");
5973
5974 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5975 "tx_hcca_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[4], 0,
5976 "Tx HCCA data queue full");
5977
5978 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5979 "tx_ac3_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[3], 0,
5980 "Tx AC3 data queue full");
5981
5982 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5983 "tx_ac2_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[2], 0,
5984 "Tx AC2 data queue full");
5985
5986 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5987 "tx_ac1_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[1], 0,
5988 "Tx AC1 data queue full");
5989
5990 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5991 "tx_ac0_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[0], 0,
5992 "Tx AC0 data queue full");
5993
5994 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5995 "tx_watchdog_timeouts", CTLFLAG_RD, &sc->tx_watchdog_timeouts, 0,
5996 "Tx watchdog timeouts");
5997
5998 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
5999 "tx_defrag_packets", CTLFLAG_RD, &sc->tx_defrag_packets, 0,
6000 "Tx defragmented packets");
6001
6002 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6003 "no_tx_desc_avail", CTLFLAG_RD, &sc->no_tx_desc_avail, 0,
6004 "no Tx descriptors available");
6005
6006 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6007 "rx_mbuf_alloc_errors", CTLFLAG_RD, &sc->rx_mbuf_alloc_errors, 0,
6008 "Rx mbuf allocation errors");
6009
6010 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6011 "rx_mbuf_dmamap_errors", CTLFLAG_RD, &sc->rx_mbuf_dmamap_errors, 0,
6012 "Rx mbuf DMA mapping errors");
6013
6014 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6015 "tx_queue_0_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[0], 0,
6016 "Tx queue 0 not empty");
6017
6018 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6019 "tx_queue_1_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[1], 0,
6020 "Tx queue 1 not empty");
6021
6022 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6023 "tx_beacons", CTLFLAG_RD, &sc->tx_beacons, 0,
6024 "Tx beacons");
6025
6026 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6027 "tx_noretryok", CTLFLAG_RD, &sc->tx_noretryok, 0,
6028 "Tx successfull without retries");
6029
6030 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6031 "tx_retryok", CTLFLAG_RD, &sc->tx_retryok, 0,
6032 "Tx successfull with retries");
6033
6034 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6035 "tx_failed", CTLFLAG_RD, &sc->tx_failed, 0,
6036 "Tx failed");
6037
6038 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6039 "tx_underflows", CTLFLAG_RD, &sc->tx_underflows, 0,
6040 "Tx underflows");
6041
6042 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6043 "tx_zerolen", CTLFLAG_RD, &sc->tx_zerolen, 0,
6044 "Tx zero length");
6045
6046 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6047 "tx_nonagg", CTLFLAG_RD, &sc->tx_nonagg, 0,
6048 "Tx non-aggregated");
6049
6050 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6051 "tx_agg", CTLFLAG_RD, &sc->tx_agg, 0,
6052 "Tx aggregated");
6053
6054 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6055 "tx_ampdu", CTLFLAG_RD, &sc->tx_ampdu, 0,
6056 "Tx A-MPDU");
6057
6058 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6059 "tx_mpdu_zero_density", CTLFLAG_RD, &sc->tx_mpdu_zero_density, 0,
6060 "Tx MPDU with zero density");
6061
6062 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6063 "rx_packets", CTLFLAG_RD, &sc->rx_packets, 0,
6064 "Rx packets");
6065
6066 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6067 "rx_ampdu", CTLFLAG_RD, &sc->rx_ampdu, 0,
6068 "Rx A-MPDU");
6069
6070 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6071 "rx_mpdu_zero_density", CTLFLAG_RD, &sc->rx_mpdu_zero_density, 0,
6072 "Rx MPDU with zero density");
6073
6074 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6075 "rx_amsdu", CTLFLAG_RD, &sc->rx_amsdu, 0,
6076 "Rx A-MSDU");
6077
6078 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6079 "rx_crc_errors", CTLFLAG_RD, &sc->rx_crc_errors, 0,
6080 "Rx CRC errors");
6081
6082 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6083 "rx_phy_errors", CTLFLAG_RD, &sc->rx_phy_errors, 0,
6084 "Rx PHY errors");
6085
6086 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6087 "rx_false_ccas", CTLFLAG_RD, &sc->rx_false_ccas, 0,
6088 "Rx false CCAs");
6089
6090 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6091 "rx_plcp_errors", CTLFLAG_RD, &sc->rx_plcp_errors, 0,
6092 "Rx PLCP errors");
6093
6094 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6095 "rx_dup_packets", CTLFLAG_RD, &sc->rx_dup_packets, 0,
6096 "Rx duplicate packets");
6097
6098 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6099 "rx_fifo_overflows", CTLFLAG_RD, &sc->rx_fifo_overflows, 0,
6100 "Rx FIFO overflows");
6101 }
6102
6103 static device_method_t rt2860_dev_methods[] =
6104 {
6105 DEVMETHOD(device_probe, rt2860_probe),
6106 DEVMETHOD(device_attach, rt2860_attach),
6107 DEVMETHOD(device_detach, rt2860_detach),
6108 DEVMETHOD(device_shutdown, rt2860_shutdown),
6109 DEVMETHOD(device_suspend, rt2860_suspend),
6110 DEVMETHOD(device_resume, rt2860_resume),
6111 { 0, 0 }
6112 };
6113
6114 static driver_t rt2860_driver =
6115 {
6116 "rt2860",
6117 rt2860_dev_methods,
6118 sizeof(struct rt2860_softc)
6119 };
6120
6121 static devclass_t rt2860_dev_class;
6122
6123 DRIVER_MODULE(rt2860, pci, rt2860_driver, rt2860_dev_class, 0, 0);
6124
6125 MODULE_DEPEND(rt2860, pci, 1, 1, 1);
6126 MODULE_DEPEND(rt2860, wlan, 1, 1, 1);
FreeBSD 7.2 device driver for Ralink rt2860