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Improved PCI IO error messages
[ralink_drivers/rt2860_fbsd8.git] / rt2860.c
blob903b191de8a3e68b5dab61381911626f636f8ab5
1
2 /*-
3 * Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
4 * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #include "rt2860_softc.h"
20 #include "rt2860_reg.h"
21 #include "rt2860_eeprom.h"
22 #include "rt2860_ucode.h"
23 #include "rt2860_txwi.h"
24 #include "rt2860_rxwi.h"
25 #include "rt2860_io.h"
26 #include "rt2860_read_eeprom.h"
27 #include "rt2860_led.h"
28 #include "rt2860_rf.h"
29 #include "rt2860_debug.h"
30
31 /*
32 * Defines and macros
33 */
34
35 #define PCI_VENDOR_RALINK 0x1814
36 #define PCI_PRODUCT_RALINK_RT2860_PCI 0x0601
37 #define PCI_PRODUCT_RALINK_RT2860_PCIe 0x0681
38 #define PCI_PRODUCT_RALINK_RT2760_PCI 0x0701
39 #define PCI_PRODUCT_RALINK_RT2790_PCIe 0x0781
40
41 #define RT2860_MAX_AGG_SIZE 3840
42
43 #define RT2860_TX_DATA_SEG0_SIZE \
44 (sizeof(struct rt2860_txwi) + sizeof(struct ieee80211_qosframe_addr4))
45
46 #define RT2860_NOISE_FLOOR -95
47
48 #define RT2860_AID2WCID(aid) ((aid) & 0xff)
49
50 #define RT2860_ACK_SIZE 14
51
52 #define IEEE80211_HAS_ADDR4(wh) \
53 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
54
55 #define RT2860_MS(_v, _f) (((_v) & _f) >> _f##_S)
56 #define RT2860_SM(_v, _f) (((_v) << _f##_S) & _f)
57
58 #define RT2860_TX_WATCHDOG_TIMEOUT 5
59
60 #define RT2860_WCID_RESERVED 0xff
61 #define RT2860_WCID_MCAST 0xf7
62
63 /*
64 * Data structures and types
65 */
66
67 struct rt2860_pci_ident
68 {
69 uint16_t vendor;
70 uint16_t device;
71 const char *name;
72 };
73
74 /*
75 * Static function prototypes
76 */
77
78 static int rt2860_probe(device_t dev);
79
80 static int rt2860_attach(device_t dev);
81
82 static int rt2860_detach(device_t dev);
83
84 static int rt2860_shutdown(device_t dev);
85
86 static int rt2860_suspend(device_t dev);
87
88 static int rt2860_resume(device_t dev);
89
90 static void rt2860_init_channels(struct rt2860_softc *sc);
91
92 static void rt2860_init_channels_ht40(struct rt2860_softc *sc);
93
94 static void rt2860_init_locked(void *priv);
95
96 static void rt2860_init(void *priv);
97
98 static int rt2860_init_bbp(struct rt2860_softc *sc);
99
100 static void rt2860_stop_locked(void *priv);
101
102 static void rt2860_stop(void *priv);
103
104 static void rt2860_start(struct ifnet *ifp);
105
106 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
107
108 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
109 const char name[IFNAMSIZ], int unit, int opmode, int flags,
110 const uint8_t bssid[IEEE80211_ADDR_LEN],
111 const uint8_t mac[IEEE80211_ADDR_LEN]);
112
113 static void rt2860_vap_delete(struct ieee80211vap *vap);
114
115 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd);
116
117 static int rt2860_vap_newstate(struct ieee80211vap *vap,
118 enum ieee80211_state nstate, int arg);
119
120 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap);
121
122 static void rt2860_vap_key_update_end(struct ieee80211vap *vap);
123
124 static int rt2860_vap_key_set(struct ieee80211vap *vap,
125 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN]);
126
127 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
128 const struct ieee80211_key *k);
129
130 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what);
131
132 static int rt2860_media_change(struct ifnet *ifp);
133
134 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
135 const uint8_t mac[IEEE80211_ADDR_LEN]);
136
137 static void rt2860_node_cleanup(struct ieee80211_node *ni);
138
139 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
140 struct ieee80211_mimo_info *mi);
141
142 static int rt2860_setregdomain(struct ieee80211com *ic,
143 struct ieee80211_regdomain *reg,
144 int nchans, struct ieee80211_channel chans[]);
145
146 static void rt2860_getradiocaps(struct ieee80211com *ic,
147 int maxchans, int *nchans, struct ieee80211_channel chans[]);
148
149 static void rt2860_scan_start(struct ieee80211com *ic);
150
151 static void rt2860_scan_end(struct ieee80211com *ic);
152
153 static void rt2860_set_channel(struct ieee80211com *ic);
154
155 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew);
156
157 static void rt2860_updateslot(struct ifnet *ifp);
158
159 static void rt2860_update_promisc(struct ifnet *ifp);
160
161 static void rt2860_update_mcast(struct ifnet *ifp);
162
163 static int rt2860_wme_update(struct ieee80211com *ic);
164
165 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
166 const struct ieee80211_bpf_params *params);
167
168 static int rt2860_recv_action(struct ieee80211_node *ni,
169 const struct ieee80211_frame *wh,
170 const uint8_t *frm, const uint8_t *efrm);
171
172 static int rt2860_send_action(struct ieee80211_node *ni,
173 int cat, int act, void *sa);
174
175 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni);
176
177 static void rt2860_periodic(void *arg);
178
179 static void rt2860_tx_watchdog(void *arg);
180
181 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid);
182
183 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid);
184
185 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
186 const uint8_t *bssid);
187
188 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
189 const uint8_t *addr);
190
191 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc);
192
193 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc);
194
195 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc);
196
197 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc);
198
199 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc);
200
201 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc);
202
203 static void rt2860_asic_update_txpower(struct rt2860_softc *sc);
204
205 static void rt2860_asic_update_promisc(struct rt2860_softc *sc);
206
207 static void rt2860_asic_updateprot(struct rt2860_softc *sc);
208
209 static void rt2860_asic_updateslot(struct rt2860_softc *sc);
210
211 static void rt2860_asic_wme_update(struct rt2860_softc *sc);
212
213 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
214 struct ieee80211vap *vap);
215
216 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc);
217
218 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
219 struct ieee80211vap *vap);
220
221 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi);
222
223 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
224 const struct rt2860_rxwi *rxwi);
225
226 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
227 uint8_t rssi, uint8_t rxpath);
228
229 static uint8_t rt2860_rate2mcs(uint8_t rate);
230
231 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
232 struct mbuf *m, struct ieee80211_node *ni, int qid);
233
234 static int rt2860_tx_data(struct rt2860_softc *sc,
235 struct mbuf *m, struct ieee80211_node *ni, int qid);
236
237 static int rt2860_tx_raw(struct rt2860_softc *sc,
238 struct mbuf *m, struct ieee80211_node *ni,
239 const struct ieee80211_bpf_params *params);
240
241 static void rt2860_intr(void *arg);
242
243 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc);
244
245 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc);
246
247 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc);
248
249 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc);
250
251 static void rt2860_rx_intr(struct rt2860_softc *sc);
252
253 static void rt2860_rx_delay_intr(struct rt2860_softc *sc);
254
255 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid);
256
257 static void rt2860_tx_delay_intr(struct rt2860_softc *sc);
258
259 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc);
260
261 static void rt2860_tbtt_intr(struct rt2860_softc *sc);
262
263 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc);
264
265 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc);
266
267 static void rt2860_gp_timer_intr(struct rt2860_softc *sc);
268
269 static void rt2860_rx_done_task(void *context, int pending);
270
271 static void rt2860_tx_done_task(void *context, int pending);
272
273 static void rt2860_fifo_sta_full_task(void *context, int pending);
274
275 static void rt2860_periodic_task(void *context, int pending);
276
277 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit);
278
279 static void rt2860_tx_eof(struct rt2860_softc *sc,
280 struct rt2860_softc_tx_ring *ring);
281
282 static void rt2860_update_stats(struct rt2860_softc *sc);
283
284 static void rt2860_bbp_tuning(struct rt2860_softc *sc);
285
286 static void rt2860_watchdog(struct rt2860_softc *sc);
287
288 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc);
289
290 static void rt2860_update_raw_counters(struct rt2860_softc *sc);
291
292 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask);
293
294 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask);
295
296 static int rt2860_txrx_enable(struct rt2860_softc *sc);
297
298 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
299 struct rt2860_softc_rx_ring *ring);
300
301 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
302 struct rt2860_softc_rx_ring *ring);
303
304 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
305 struct rt2860_softc_rx_ring *ring);
306
307 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
308 struct rt2860_softc_tx_ring *ring, int qid);
309
310 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
311 struct rt2860_softc_tx_ring *ring);
312
313 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
314 struct rt2860_softc_tx_ring *ring);
315
316 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
317 int nseg, int error);
318
319 static void rt2860_sysctl_attach(struct rt2860_softc *sc);
320
321 /*
322 * Static variables
323 */
324
325 static const struct rt2860_pci_ident rt2860_pci_ids[] =
326 {
327 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCI, "Ralink RT2860 PCI" },
328 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCIe, "Ralink RT2860 PCIe" },
329 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2760_PCI, "Ralink RT2760 PCI" },
330 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2790_PCIe, "Ralink RT2790 PCIe" },
331 { 0, 0, NULL }
332 };
333
334 static const struct
335 {
336 uint32_t reg;
337 uint32_t val;
338 } rt2860_def_mac[] =
339 {
340 { RT2860_REG_PBF_BCN_OFFSET0, 0xf8f0e8e0 },
341 { RT2860_REG_PBF_BCN_OFFSET1, 0x6f77d0c8 },
342 { RT2860_REG_LEGACY_BASIC_RATE, 0x0000013f },
343 { RT2860_REG_HT_BASIC_RATE, 0x00008003 },
344 { RT2860_REG_SYS_CTRL, 0x00000000 },
345 { RT2860_REG_RX_FILTER_CFG, 0x00017f97 },
346 { RT2860_REG_BKOFF_SLOT_CFG, 0x00000209 },
347 { RT2860_REG_TX_SW_CFG0, 0x00000000 },
348 { RT2860_REG_TX_SW_CFG1, 0x00080606 },
349 { RT2860_REG_TX_LINK_CFG, 0x00001020 },
350 { RT2860_REG_TX_TIMEOUT_CFG, 0x000a2090 },
351 { RT2860_REG_MAX_LEN_CFG, (1 << 12) | RT2860_MAX_AGG_SIZE },
352 { RT2860_REG_LED_CFG, 0x7f031e46 },
353 { RT2860_REG_PBF_MAX_PCNT, 0x1f3fbf9f },
354 { RT2860_REG_TX_RTY_CFG, 0x47d01f0f },
355 { RT2860_REG_AUTO_RSP_CFG, 0x00000013 },
356 { RT2860_REG_TX_CCK_PROT_CFG, 0x05740003 },
357 { RT2860_REG_TX_OFDM_PROT_CFG, 0x05740003 },
358 { RT2860_REG_TX_GF20_PROT_CFG, 0x01744004 },
359 { RT2860_REG_TX_GF40_PROT_CFG, 0x03f44084 },
360 { RT2860_REG_TX_MM20_PROT_CFG, 0x01744004 },
361 { RT2860_REG_TX_MM40_PROT_CFG, 0x03f54084 },
362 { RT2860_REG_TX_TXOP_CTRL_CFG, 0x0000583f },
363 { RT2860_REG_TX_RTS_CFG, 0x00092b20 },
364 { RT2860_REG_TX_EXP_ACK_TIME, 0x002400ca },
365 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET, 0x00000002 },
366 { RT2860_REG_XIFS_TIME_CFG, 0x33a41010 },
367 { RT2860_REG_PWR_PIN_CFG, 0x00000003 },
368 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG, 0x00002273 },
369 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG, 0x00002344 },
370 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG, 0x000034aa },
371 };
372
373 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
374
375 static const struct
376 {
377 uint8_t reg;
378 uint8_t val;
379 } rt2860_def_bbp[] =
380 {
381 { 65, 0x2c },
382 { 66, 0x38 },
383 { 69, 0x12 },
384 { 70, 0x0a },
385 { 73, 0x10 },
386 { 81, 0x37 },
387 { 82, 0x62 },
388 { 83, 0x6a },
389 { 84, 0x99 },
390 { 86, 0x00 },
391 { 91, 0x04 },
392 { 92, 0x00 },
393 { 103, 0x00 },
394 { 105, 0x05 },
395 { 106, 0x35 },
396 };
397
398 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
399
400 SYSCTL_NODE(_hw, OID_AUTO, rt2860, CTLFLAG_RD, 0, "RT2860 driver parameters");
401
402 #ifdef RT2860_DEBUG
403 static int rt2860_debug = 0;
404 SYSCTL_INT(_hw_rt2860, OID_AUTO, debug, CTLFLAG_RW, &rt2860_debug, 0, "rt2860 debug level");
405 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug);
406 #endif
407
408 /*
409 * rt2860_probe
410 */
411 static int rt2860_probe(device_t dev)
412 {
413 const struct rt2860_pci_ident *ident;
414
415 for (ident = rt2860_pci_ids; ident->name != NULL; ident++)
416 {
417 if (pci_get_vendor(dev) == ident->vendor &&
418 pci_get_device(dev) == ident->device)
419 {
420 device_set_desc(dev, ident->name);
421 return 0;
422 }
423 }
424
425 return ENXIO;
426 }
427
428 /*
429 * rt2860_attach
430 */
431 static int rt2860_attach(device_t dev)
432 {
433 struct rt2860_softc *sc;
434 struct ifnet *ifp;
435 struct ieee80211com *ic;
436 int error, ntries, i;
437
438 sc = device_get_softc(dev);
439
440 if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0)
441 {
442 printf("%s: chip is in D%d power mode, setting to D0\n",
443 device_get_nameunit(dev), pci_get_powerstate(dev));
444 pci_set_powerstate(dev, PCI_POWERSTATE_D0);
445 }
446
447 /* enable bus-mastering */
448
449 pci_enable_busmaster(dev);
450
451 sc->dev = dev;
452
453 mtx_init(&sc->lock, device_get_nameunit(dev),
454 MTX_NETWORK_LOCK, MTX_DEF | MTX_RECURSE);
455
456 sc->mem_rid = PCIR_BAR(0);
457 sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
458 &sc->mem_rid, RF_ACTIVE);
459 if (sc->mem == NULL)
460 {
461 printf("%s: could not allocate memory resource\n",
462 device_get_nameunit(dev));
463 error = ENXIO;
464 goto fail;
465 }
466
467 sc->bst = rman_get_bustag(sc->mem);
468 sc->bsh = rman_get_bushandle(sc->mem);
469
470 sc->irq_rid = 0;
471 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
472 &sc->irq_rid, RF_ACTIVE | RF_SHAREABLE);
473 if (sc->irq == NULL)
474 {
475 printf("%s: could not allocate interrupt resource\n",
476 device_get_nameunit(dev));
477 error = ENXIO;
478 goto fail;
479 }
480
481 #ifdef RT2860_DEBUG
482 sc->debug = rt2860_debug;
483
484 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
485 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
486 "debug", CTLFLAG_RW, &sc->debug, 0, "rt2860 debug level");
487 #endif
488
489 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
490 "%s: attaching\n",
491 device_get_nameunit(sc->dev));
492
493 /* wait for NIC to initialize */
494
495 for (ntries = 0; ntries < 100; ntries++)
496 {
497 sc->mac_rev = rt2860_io_mac_read(sc, RT2860_REG_MAC_CSR0);
498 if (sc->mac_rev != 0x00000000 && sc->mac_rev != 0xffffffff)
499 break;
500
501 DELAY(10);
502 }
503
504 if (ntries == 100)
505 {
506 printf("%s: timeout waiting for NIC to initialize\n",
507 device_get_nameunit(dev));
508 error = EIO;
509 goto fail;
510 }
511
512 rt2860_read_eeprom(sc);
513
514 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
515 device_get_nameunit(sc->dev), sc->mac_rev,
516 rt2860_rf_name(sc->rf_rev));
517
518 /* clear key tables */
519
520 rt2860_asic_clear_keytables(sc);
521
522 /* allocate Tx and Rx rings */
523
524 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
525 {
526 error = rt2860_alloc_tx_ring(sc, &sc->tx_ring[i], i);
527 if (error != 0)
528 {
529 printf("%s: could not allocate Tx ring #%d\n",
530 device_get_nameunit(sc->dev), i);
531 goto fail;
532 }
533 }
534
535 sc->tx_ring_mgtqid = 5;
536
537 error = rt2860_alloc_rx_ring(sc, &sc->rx_ring);
538 if (error != 0)
539 {
540 printf("%s: could not allocate Rx ring\n",
541 device_get_nameunit(sc->dev));
542 goto fail;
543 }
544
545 callout_init(&sc->periodic_ch, 0);
546 callout_init_mtx(&sc->tx_watchdog_ch, &sc->lock, 0);
547
548 ifp = sc->ifp = if_alloc(IFT_IEEE80211);
549 if (ifp == NULL)
550 {
551 printf("%s: could not if_alloc()\n",
552 device_get_nameunit(sc->dev));
553 error = ENOMEM;
554 goto fail;
555 }
556
557 ifp->if_softc = sc;
558
559 if_initname(ifp, "rt2860", device_get_unit(sc->dev));
560
561 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
562
563 ifp->if_init = rt2860_init;
564 ifp->if_ioctl = rt2860_ioctl;
565 ifp->if_start = rt2860_start;
566
567 IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
568 ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN;
569 IFQ_SET_READY(&ifp->if_snd);
570
571 ic = ifp->if_l2com;
572
573 ic->ic_ifp = ifp;
574
575 ic->ic_phytype = IEEE80211_T_HT;
576 ic->ic_opmode = IEEE80211_M_STA;
577
578 ic->ic_caps = IEEE80211_C_MONITOR |
579 IEEE80211_C_IBSS |
580 IEEE80211_C_STA |
581 IEEE80211_C_AHDEMO |
582 IEEE80211_C_HOSTAP |
583 IEEE80211_C_WDS |
584 IEEE80211_C_MBSS |
585 IEEE80211_C_BGSCAN |
586 IEEE80211_C_TXPMGT |
587 IEEE80211_C_SHPREAMBLE |
588 IEEE80211_C_SHSLOT |
589 IEEE80211_C_TXFRAG |
590 IEEE80211_C_BURST |
591 IEEE80211_C_WME |
592 IEEE80211_C_WPA;
593
594 ic->ic_cryptocaps |= IEEE80211_CRYPTO_WEP |
595 IEEE80211_CRYPTO_TKIP |
596 IEEE80211_CRYPTO_TKIPMIC |
597 IEEE80211_CRYPTO_AES_CCM;
598
599 ic->ic_htcaps = IEEE80211_HTC_HT |
600 IEEE80211_HTC_AMSDU | /* A-MSDU Tx */
601 IEEE80211_HTC_AMPDU | /* A-MPDU Tx */
602 IEEE80211_HTC_SMPS | /* MIMO power save */
603 IEEE80211_HTCAP_MAXAMSDU_3839 | /* max. A-MSDU Rx length */
604 IEEE80211_HTCAP_CHWIDTH40 | /* HT 40MHz channel width */
605 IEEE80211_HTCAP_GREENFIELD | /* HT greenfield */
606 IEEE80211_HTCAP_SHORTGI20 | /* HT 20MHz short GI */
607 IEEE80211_HTCAP_SHORTGI40 | /* HT 40MHz short GI */
608 IEEE80211_HTCAP_SMPS_OFF; /* MIMO power save disabled */
609
610 /* spatial streams */
611
612 if (sc->nrxpath == 2)
613 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_2STREAM;
614 else if (sc->nrxpath == 3)
615 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_3STREAM;
616 else
617 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_1STREAM;
618
619 if (sc->ntxpath > 1)
620 ic->ic_htcaps |= IEEE80211_HTCAP_TXSTBC;
621
622 /* delayed BA */
623
624 if (sc->mac_rev != 0x28600100)
625 ic->ic_htcaps |= IEEE80211_HTCAP_DELBA;
626
627 /* init channels */
628
629 ic->ic_nchans = 0;
630
631 rt2860_init_channels(sc);
632
633 rt2860_init_channels_ht40(sc);
634
635 ieee80211_ifattach(ic, sc->mac_addr);
636
637 ic->ic_vap_create = rt2860_vap_create;
638 ic->ic_vap_delete = rt2860_vap_delete;
639
640 ic->ic_node_alloc = rt2860_node_alloc;
641
642 sc->node_cleanup = ic->ic_node_cleanup;
643 ic->ic_node_cleanup = rt2860_node_cleanup;
644
645 ic->ic_node_getmimoinfo = rt2860_node_getmimoinfo;
646 ic->ic_setregdomain = rt2860_setregdomain;
647 ic->ic_getradiocaps = rt2860_getradiocaps;
648 ic->ic_scan_start = rt2860_scan_start;
649 ic->ic_scan_end = rt2860_scan_end;
650 ic->ic_set_channel = rt2860_set_channel;
651 ic->ic_newassoc = rt2860_newassoc;
652 ic->ic_updateslot = rt2860_updateslot;
653 ic->ic_update_promisc = rt2860_update_promisc;
654 ic->ic_update_mcast = rt2860_update_mcast;
655 ic->ic_wme.wme_update = rt2860_wme_update;
656 ic->ic_raw_xmit = rt2860_raw_xmit;
657
658 sc->recv_action = ic->ic_recv_action;
659 ic->ic_recv_action = rt2860_recv_action;
660
661 sc->send_action = ic->ic_send_action;
662 ic->ic_send_action = rt2860_send_action;
663
664 /* hardware requires padding between 802.11 frame header and body */
665
666 ic->ic_flags |= IEEE80211_F_DATAPAD | IEEE80211_F_DOTH;
667
668 ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
669
670 ieee80211_radiotap_attach(ic,
671 &sc->txtap.ihdr, sizeof(sc->txtap),
672 RT2860_SOFTC_TX_RADIOTAP_PRESENT,
673 &sc->rxtap.ihdr, sizeof(sc->rxtap),
674 RT2860_SOFTC_RX_RADIOTAP_PRESENT);
675
676 /* init task queue */
677
678 TASK_INIT(&sc->rx_done_task, 0, rt2860_rx_done_task, sc);
679 TASK_INIT(&sc->tx_done_task, 0, rt2860_tx_done_task, sc);
680 TASK_INIT(&sc->fifo_sta_full_task, 0, rt2860_fifo_sta_full_task, sc);
681 TASK_INIT(&sc->periodic_task, 0, rt2860_periodic_task, sc);
682
683 sc->rx_process_limit = 100;
684
685 sc->taskqueue = taskqueue_create("rt2860_taskq", M_NOWAIT,
686 taskqueue_thread_enqueue, &sc->taskqueue);
687
688 taskqueue_start_threads(&sc->taskqueue, 1, PI_NET, "%s taskq",
689 device_get_nameunit(sc->dev));
690
691 rt2860_sysctl_attach(sc);
692
693 if (bootverbose)
694 ieee80211_announce(ic);
695
696 /* set up interrupt */
697
698 error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
699 NULL, rt2860_intr, sc, &sc->irqh);
700 if (error != 0)
701 {
702 printf("%s: could not set up interrupt\n",
703 device_get_nameunit(dev));
704 goto fail;
705 }
706
707 return 0;
708
709 fail:
710
711 /* free Tx and Rx rings */
712
713 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
714 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
715
716 rt2860_free_rx_ring(sc, &sc->rx_ring);
717
718 mtx_destroy(&sc->lock);
719
720 if (sc->mem != NULL)
721 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
722
723 if (sc->irq != NULL)
724 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
725
726 return error;
727 }
728
729 /*
730 * rt2860_detach
731 */
732 static int rt2860_detach(device_t dev)
733 {
734 struct rt2860_softc *sc;
735 struct ifnet *ifp;
736 struct ieee80211com *ic;
737 int i;
738
739 sc = device_get_softc(dev);
740 ifp = sc->ifp;
741 ic = ifp->if_l2com;
742
743 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
744 "%s: detaching\n",
745 device_get_nameunit(sc->dev));
746
747 RT2860_SOFTC_LOCK(sc);
748
749 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
750
751 callout_stop(&sc->periodic_ch);
752 callout_stop(&sc->tx_watchdog_ch);
753
754 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
755 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
756 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
757 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
758
759 /* free Tx and Rx rings */
760
761 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
762 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
763
764 rt2860_free_rx_ring(sc, &sc->rx_ring);
765
766 RT2860_SOFTC_UNLOCK(sc);
767
768 ieee80211_ifdetach(ic);
769
770 if_free(ifp);
771
772 taskqueue_free(sc->taskqueue);
773
774 mtx_destroy(&sc->lock);
775
776 bus_generic_detach(dev);
777
778 bus_teardown_intr(dev, sc->irq, sc->irqh);
779
780 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
781
782 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
783
784 return 0;
785 }
786
787 /*
788 * rt2860_shutdown
789 */
790 static int rt2860_shutdown(device_t dev)
791 {
792 struct rt2860_softc *sc;
793
794 sc = device_get_softc(dev);
795
796 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
797 "%s: shutting down\n",
798 device_get_nameunit(sc->dev));
799
800 rt2860_stop(sc);
801
802 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
803
804 return 0;
805 }
806
807 /*
808 * rt2860_suspend
809 */
810 static int rt2860_suspend(device_t dev)
811 {
812 struct rt2860_softc *sc;
813
814 sc = device_get_softc(dev);
815
816 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
817 "%s: suspending\n",
818 device_get_nameunit(sc->dev));
819
820 rt2860_stop(sc);
821
822 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
823
824 return 0;
825 }
826
827 /*
828 * rt2860_resume
829 */
830 static int rt2860_resume(device_t dev)
831 {
832 struct rt2860_softc *sc;
833 struct ifnet *ifp;
834
835 sc = device_get_softc(dev);
836 ifp = sc->ifp;
837
838 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
839 "%s: resuming\n",
840 device_get_nameunit(sc->dev));
841
842 if (ifp->if_flags & IFF_UP)
843 rt2860_init(sc);
844
845 return 0;
846 }
847
848 /*
849 * rt2860_init_channels
850 */
851 static void rt2860_init_channels(struct rt2860_softc *sc)
852 {
853 struct ifnet *ifp;
854 struct ieee80211com *ic;
855 struct ieee80211_channel *c;
856 int i, flags;
857
858 ifp = sc->ifp;
859 ic = ifp->if_l2com;
860
861 /* set supported channels for 2GHz band */
862
863 for (i = 1; i <= 14; i++)
864 {
865 c = &ic->ic_channels[ic->ic_nchans++];
866 flags = IEEE80211_CHAN_B;
867
868 c->ic_freq = ieee80211_ieee2mhz(i, flags);
869 c->ic_ieee = i;
870 c->ic_flags = flags;
871
872 c = &ic->ic_channels[ic->ic_nchans++];
873 flags = IEEE80211_CHAN_B | IEEE80211_CHAN_HT20;
874
875 c->ic_freq = ieee80211_ieee2mhz(i, flags);
876 c->ic_ieee = i;
877 c->ic_flags = flags;
878
879 c = &ic->ic_channels[ic->ic_nchans++];
880 flags = IEEE80211_CHAN_G;
881
882 c->ic_freq = ieee80211_ieee2mhz(i, flags);
883 c->ic_ieee = i;
884 c->ic_flags = flags;
885
886 c = &ic->ic_channels[ic->ic_nchans++];
887 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT20;
888
889 c->ic_freq = ieee80211_ieee2mhz(i, flags);
890 c->ic_ieee = i;
891 c->ic_flags = flags;
892 }
893
894 /* set supported channels for 5GHz band */
895
896 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
897 sc->rf_rev == RT2860_EEPROM_RF_2750)
898 {
899 for (i = 36; i <= 64; i += 4)
900 {
901 c = &ic->ic_channels[ic->ic_nchans++];
902 flags = IEEE80211_CHAN_A;
903
904 c->ic_freq = ieee80211_ieee2mhz(i, flags);
905 c->ic_ieee = i;
906 c->ic_flags = flags;
907
908 c = &ic->ic_channels[ic->ic_nchans++];
909 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
910
911 c->ic_freq = ieee80211_ieee2mhz(i, flags);
912 c->ic_ieee = i;
913 c->ic_flags = flags;
914 }
915
916 for (i = 100; i <= 140; i += 4)
917 {
918 c = &ic->ic_channels[ic->ic_nchans++];
919 flags = IEEE80211_CHAN_A;
920
921 c->ic_freq = ieee80211_ieee2mhz(i, flags);
922 c->ic_ieee = i;
923 c->ic_flags = flags;
924
925 c = &ic->ic_channels[ic->ic_nchans++];
926 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
927
928 c->ic_freq = ieee80211_ieee2mhz(i, flags);
929 c->ic_ieee = i;
930 c->ic_flags = flags;
931 }
932
933 for (i = 149; i <= 165; i += 4)
934 {
935 c = &ic->ic_channels[ic->ic_nchans++];
936 flags = IEEE80211_CHAN_A;
937
938 c->ic_freq = ieee80211_ieee2mhz(i, flags);
939 c->ic_ieee = i;
940 c->ic_flags = flags;
941
942 c = &ic->ic_channels[ic->ic_nchans++];
943 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
944
945 c->ic_freq = ieee80211_ieee2mhz(i, flags);
946 c->ic_ieee = i;
947 c->ic_flags = flags;
948 }
949 }
950 }
951
952 /*
953 * rt2860_init_channels_ht40
954 */
955 static void rt2860_init_channels_ht40(struct rt2860_softc *sc)
956 {
957 struct ifnet *ifp;
958 struct ieee80211com *ic;
959 struct ieee80211_channel *c, *cent, *ext;
960 int i, flags;
961
962 ifp = sc->ifp;
963 ic = ifp->if_l2com;
964
965 /* set supported channels for 2GHz band */
966
967 for (i = 1; i <= 14; i++)
968 {
969 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40;
970
971 /* find the center channel */
972
973 cent = ieee80211_find_channel_byieee(ic, i,
974 flags & ~IEEE80211_CHAN_HT);
975 if (cent == NULL)
976 {
977 printf("%s: skip channel %d, could not find center channel\n",
978 device_get_nameunit(sc->dev), i);
979 continue;
980 }
981
982 /* find the extension channel */
983
984 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
985 flags & ~IEEE80211_CHAN_HT);
986 if (ext == NULL)
987 {
988 printf("%s: skip channel %d, could not find extension channel\n",
989 device_get_nameunit(sc->dev), i);
990 continue;
991 }
992
993 c = &ic->ic_channels[ic->ic_nchans++];
994
995 *c = *cent;
996 c->ic_extieee = ext->ic_ieee;
997 c->ic_flags &= ~IEEE80211_CHAN_HT;
998 c->ic_flags |= IEEE80211_CHAN_HT40U;
999
1000 c = &ic->ic_channels[ic->ic_nchans++];
1001
1002 *c = *ext;
1003 c->ic_extieee = cent->ic_ieee;
1004 c->ic_flags &= ~IEEE80211_CHAN_HT;
1005 c->ic_flags |= IEEE80211_CHAN_HT40D;
1006 }
1007
1008 /* set supported channels for 5GHz band */
1009
1010 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
1011 sc->rf_rev == RT2860_EEPROM_RF_2750)
1012 {
1013 for (i = 36; i <= 64; i += 4)
1014 {
1015 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1016
1017 /* find the center channel */
1018
1019 cent = ieee80211_find_channel_byieee(ic, i,
1020 flags & ~IEEE80211_CHAN_HT);
1021 if (cent == NULL)
1022 {
1023 printf("%s: skip channel %d, could not find center channel\n",
1024 device_get_nameunit(sc->dev), i);
1025 continue;
1026 }
1027
1028 /* find the extension channel */
1029
1030 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1031 flags & ~IEEE80211_CHAN_HT);
1032 if (ext == NULL)
1033 {
1034 printf("%s: skip channel %d, could not find extension channel\n",
1035 device_get_nameunit(sc->dev), i);
1036 continue;
1037 }
1038
1039 c = &ic->ic_channels[ic->ic_nchans++];
1040
1041 *c = *cent;
1042 c->ic_extieee = ext->ic_ieee;
1043 c->ic_flags &= ~IEEE80211_CHAN_HT;
1044 c->ic_flags |= IEEE80211_CHAN_HT40U;
1045
1046 c = &ic->ic_channels[ic->ic_nchans++];
1047
1048 *c = *ext;
1049 c->ic_extieee = cent->ic_ieee;
1050 c->ic_flags &= ~IEEE80211_CHAN_HT;
1051 c->ic_flags |= IEEE80211_CHAN_HT40D;
1052 }
1053
1054 for (i = 100; i <= 140; i += 4)
1055 {
1056 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1057
1058 /* find the center channel */
1059
1060 cent = ieee80211_find_channel_byieee(ic, i,
1061 flags & ~IEEE80211_CHAN_HT);
1062 if (cent == NULL)
1063 {
1064 printf("%s: skip channel %d, could not find center channel\n",
1065 device_get_nameunit(sc->dev), i);
1066 continue;
1067 }
1068
1069 /* find the extension channel */
1070
1071 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1072 flags & ~IEEE80211_CHAN_HT);
1073 if (ext == NULL)
1074 {
1075 printf("%s: skip channel %d, could not find extension channel\n",
1076 device_get_nameunit(sc->dev), i);
1077 continue;
1078 }
1079
1080 c = &ic->ic_channels[ic->ic_nchans++];
1081
1082 *c = *cent;
1083 c->ic_extieee = ext->ic_ieee;
1084 c->ic_flags &= ~IEEE80211_CHAN_HT;
1085 c->ic_flags |= IEEE80211_CHAN_HT40U;
1086
1087 c = &ic->ic_channels[ic->ic_nchans++];
1088
1089 *c = *ext;
1090 c->ic_extieee = cent->ic_ieee;
1091 c->ic_flags &= ~IEEE80211_CHAN_HT;
1092 c->ic_flags |= IEEE80211_CHAN_HT40D;
1093 }
1094
1095 for (i = 149; i <= 165; i += 4)
1096 {
1097 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1098
1099 /* find the center channel */
1100
1101 cent = ieee80211_find_channel_byieee(ic, i,
1102 flags & ~IEEE80211_CHAN_HT);
1103 if (cent == NULL)
1104 {
1105 printf("%s: skip channel %d, could not find center channel\n",
1106 device_get_nameunit(sc->dev), i);
1107 continue;
1108 }
1109
1110 /* find the extension channel */
1111
1112 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1113 flags & ~IEEE80211_CHAN_HT);
1114 if (ext == NULL)
1115 {
1116 printf("%s: skip channel %d, could not find extension channel\n",
1117 device_get_nameunit(sc->dev), i);
1118 continue;
1119 }
1120
1121 c = &ic->ic_channels[ic->ic_nchans++];
1122
1123 *c = *cent;
1124 c->ic_extieee = ext->ic_ieee;
1125 c->ic_flags &= ~IEEE80211_CHAN_HT;
1126 c->ic_flags |= IEEE80211_CHAN_HT40U;
1127
1128 c = &ic->ic_channels[ic->ic_nchans++];
1129
1130 *c = *ext;
1131 c->ic_extieee = cent->ic_ieee;
1132 c->ic_flags &= ~IEEE80211_CHAN_HT;
1133 c->ic_flags |= IEEE80211_CHAN_HT40D;
1134 }
1135 }
1136 }
1137
1138 /*
1139 * rt2860_init_locked
1140 */
1141 static void rt2860_init_locked(void *priv)
1142 {
1143 struct rt2860_softc *sc;
1144 struct ifnet *ifp;
1145 struct ieee80211com *ic;
1146 int error, i, ntries;
1147 uint32_t tmp, stacnt[6];
1148
1149 sc = priv;
1150 ifp = sc->ifp;
1151 ic = ifp->if_l2com;
1152
1153 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1154 "%s: initializing\n",
1155 device_get_nameunit(sc->dev));
1156
1157 RT2860_SOFTC_ASSERT_LOCKED(sc);
1158
1159 if (!(sc->flags & RT2860_SOFTC_FLAGS_UCODE_LOADED))
1160 {
1161 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1162 "%s: loading 8051 microcode\n",
1163 device_get_nameunit(sc->dev));
1164
1165 error = rt2860_io_mcu_load_ucode(sc, rt2860_ucode, sizeof(rt2860_ucode));
1166 if (error != 0)
1167 {
1168 printf("%s: could not load 8051 microcode\n",
1169 device_get_nameunit(sc->dev));
1170 goto fail;
1171 }
1172
1173 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1174 "%s: 8051 microcode was successfully loaded\n",
1175 device_get_nameunit(sc->dev));
1176
1177 sc->flags |= RT2860_SOFTC_FLAGS_UCODE_LOADED;
1178 }
1179
1180 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x2);
1181
1182 /* disable DMA engine */
1183
1184 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1185
1186 tmp &= 0xff0;
1187 tmp |= RT2860_REG_TX_WB_DDONE;
1188
1189 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1190
1191 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, 0xffffffff);
1192
1193 /* PBF hardware reset */
1194
1195 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1196 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1197
1198 /* wait while DMA engine is busy */
1199
1200 for (ntries = 0; ntries < 100; ntries++)
1201 {
1202 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1203 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1204 break;
1205
1206 DELAY(1000);
1207 }
1208
1209 if (ntries == 100)
1210 {
1211 printf("%s: timeout waiting for DMA engine\n",
1212 device_get_nameunit(sc->dev));
1213 goto fail;
1214 }
1215
1216 tmp &= 0xff0;
1217 tmp |= RT2860_REG_TX_WB_DDONE;
1218
1219 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1220
1221 /* reset Rx and Tx rings */
1222
1223 tmp = RT2860_REG_RST_IDX_RX |
1224 RT2860_REG_RST_IDX_TX_MGMT |
1225 RT2860_REG_RST_IDX_TX_HCCA |
1226 RT2860_REG_RST_IDX_TX_AC3 |
1227 RT2860_REG_RST_IDX_TX_AC2 |
1228 RT2860_REG_RST_IDX_TX_AC1 |
1229 RT2860_REG_RST_IDX_TX_AC0;
1230
1231 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, tmp);
1232
1233 /* PBF hardware reset */
1234
1235 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1236 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1237
1238 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x3);
1239
1240 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1241 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1242 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1243
1244 /* init Tx power per rate */
1245
1246 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
1247 {
1248 if (sc->txpow_rate_20mhz[i] == 0xffffffff)
1249 continue;
1250
1251 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i),
1252 sc->txpow_rate_20mhz[i]);
1253 }
1254
1255 for (i = 0; i < RT2860_DEF_MAC_SIZE; i++)
1256 rt2860_io_mac_write(sc, rt2860_def_mac[i].reg,
1257 rt2860_def_mac[i].val);
1258
1259 /* wait while MAC is busy */
1260
1261 for (ntries = 0; ntries < 100; ntries++)
1262 {
1263 if (!(rt2860_io_mac_read(sc, RT2860_REG_STATUS_CFG) &
1264 (RT2860_REG_STATUS_TX_BUSY | RT2860_REG_STATUS_RX_BUSY)))
1265 break;
1266
1267 DELAY(1000);
1268 }
1269
1270 if (ntries == 100)
1271 {
1272 printf("%s: timeout waiting for MAC\n",
1273 device_get_nameunit(sc->dev));
1274 goto fail;
1275 }
1276
1277 /* clear Host to MCU mailbox */
1278
1279 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX_BBP_AGENT, 0);
1280 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX, 0);
1281
1282 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_BOOT,
1283 RT2860_REG_H2M_TOKEN_NO_INTR, 0);
1284
1285 DELAY(1000);
1286
1287 error = rt2860_init_bbp(sc);
1288 if (error != 0)
1289 goto fail;
1290
1291 /* set up maximum buffer sizes */
1292
1293 tmp = (1 << 12) | RT2860_MAX_AGG_SIZE;
1294
1295 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1296
1297 if (sc->mac_rev == 0x28720200)
1298 {
1299 /* set max. PSDU length from 16K to 32K bytes */
1300
1301 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1302
1303 tmp &= ~(3 << 12);
1304 tmp |= (2 << 12);
1305
1306 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1307 }
1308
1309 if (sc->mac_rev >= 0x28720200 && sc->mac_rev < 0x30700200)
1310 {
1311 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1312
1313 tmp &= 0xfff;
1314 tmp |= 0x2000;
1315
1316 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1317 }
1318
1319 /* set mac address */
1320
1321 rt2860_asic_set_macaddr(sc, IF_LLADDR(ifp));
1322
1323 /* clear statistic registers */
1324
1325 rt2860_io_mac_read_multi(sc, RT2860_REG_RX_STA_CNT0,
1326 stacnt, sizeof(stacnt));
1327
1328 /* set RTS threshold */
1329
1330 rt2860_asic_update_rtsthreshold(sc);
1331
1332 /* set Tx power */
1333
1334 rt2860_asic_update_txpower(sc);
1335
1336 /* set up protection mode */
1337
1338 sc->tx_ampdu_sessions = 0;
1339
1340 rt2860_asic_updateprot(sc);
1341
1342 /* clear beacon frame space (entries = 8, entry size = 512) */
1343
1344 rt2860_io_mac_set_region_4(sc, RT2860_REG_BEACON_BASE(0), 0, 1024);
1345
1346 taskqueue_unblock(sc->taskqueue);
1347
1348 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1349
1350 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1351 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
1352
1353 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1354 {
1355 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
1356 sc->tx_ring[i].desc_phys_addr);
1357 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
1358 RT2860_SOFTC_TX_RING_DESC_COUNT);
1359 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
1360 }
1361
1362 /* init Rx ring */
1363
1364 rt2860_reset_rx_ring(sc, &sc->rx_ring);
1365
1366 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
1367 sc->rx_ring.desc_phys_addr);
1368 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
1369 RT2860_SOFTC_RX_RING_DATA_COUNT);
1370 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
1371 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
1372
1373 /* wait while DMA engine is busy */
1374
1375 for (ntries = 0; ntries < 100; ntries++)
1376 {
1377 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1378 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1379 break;
1380
1381 DELAY(1000);
1382 }
1383
1384 if (ntries == 100)
1385 {
1386 printf("%s: timeout waiting for DMA engine\n",
1387 device_get_nameunit(sc->dev));
1388 goto fail;
1389 }
1390
1391 tmp &= 0xff0;
1392 tmp |= RT2860_REG_TX_WB_DDONE;
1393
1394 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1395
1396 /* disable interrupts mitigation */
1397
1398 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_DELAY_INT_CFG, 0);
1399
1400 /* send LEDs operating mode to microcontroller */
1401
1402 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED1,
1403 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[0]);
1404 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED2,
1405 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[1]);
1406 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED3,
1407 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[2]);
1408
1409 /* turn radio LED on */
1410
1411 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON);
1412
1413 /* write vendor-specific BBP values (from EEPROM) */
1414
1415 for (i = 0; i < RT2860_SOFTC_BBP_EEPROM_COUNT; i++)
1416 {
1417 if (sc->bbp_eeprom[i].reg == 0x00 ||
1418 sc->bbp_eeprom[i].reg == 0xff)
1419 continue;
1420
1421 rt2860_io_bbp_write(sc, sc->bbp_eeprom[i].reg,
1422 sc->bbp_eeprom[i].val);
1423 }
1424
1425 /*
1426 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1427 if (tmp & (1 << 2))
1428 {
1429 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1430 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1431 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1432
1433 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1434 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1435 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1436 }
1437 */
1438
1439 /* disable non-existing Rx chains */
1440
1441 tmp = rt2860_io_bbp_read(sc, 3);
1442
1443 tmp &= ~((1 << 4) | (1 << 3));
1444
1445 if (sc->nrxpath == 3)
1446 tmp |= (1 << 4);
1447 else if (sc->nrxpath == 2)
1448 tmp |= (1 << 3);
1449
1450 rt2860_io_bbp_write(sc, 3, tmp);
1451
1452 /* disable non-existing Tx chains */
1453
1454 tmp = rt2860_io_bbp_read(sc, 1);
1455
1456 tmp &= ~((1 << 4) | (1 << 3));
1457
1458 if (sc->ntxpath == 2)
1459 tmp |= (1 << 4);
1460
1461 rt2860_io_bbp_write(sc, 1, tmp);
1462
1463 /* set current channel */
1464
1465 rt2860_rf_set_chan(sc, ic->ic_curchan);
1466
1467 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG, 0);
1468 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
1469 (48 << 16) | 96);
1470
1471 if ((sc->mac_rev & 0xffff) != 0x0101)
1472 rt2860_io_mac_write(sc, RT2860_REG_TX_TXOP_CTRL_CFG, 0x583f);
1473
1474 /* clear pending interrupts */
1475
1476 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, 0xffffffff);
1477
1478 /* enable interrupts */
1479
1480 tmp = RT2860_REG_INT_TX_COHERENT |
1481 RT2860_REG_INT_RX_COHERENT |
1482 RT2860_REG_INT_GP_TIMER |
1483 RT2860_REG_INT_AUTO_WAKEUP |
1484 RT2860_REG_INT_FIFO_STA_FULL |
1485 /*
1486 RT2860_REG_INT_PRE_TBTT |
1487 RT2860_REG_INT_TBTT |
1488 */
1489 RT2860_REG_INT_TXRX_COHERENT |
1490 RT2860_REG_INT_MCU_CMD |
1491 RT2860_REG_INT_TX_MGMT_DONE |
1492 RT2860_REG_INT_TX_HCCA_DONE |
1493 RT2860_REG_INT_TX_AC3_DONE |
1494 RT2860_REG_INT_TX_AC2_DONE |
1495 RT2860_REG_INT_TX_AC1_DONE |
1496 RT2860_REG_INT_TX_AC0_DONE |
1497 RT2860_REG_INT_RX_DONE;
1498
1499 sc->intr_enable_mask = tmp;
1500
1501 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
1502
1503 if (rt2860_txrx_enable(sc) != 0)
1504 goto fail;
1505
1506 /* clear garbage interrupts */
1507
1508 tmp = rt2860_io_mac_read(sc, 0x1300);
1509
1510 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1511 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1512
1513 sc->periodic_round = 0;
1514
1515 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
1516
1517 return;
1518
1519 fail:
1520
1521 rt2860_stop_locked(sc);
1522 }
1523
1524 /*
1525 * rt2860_init
1526 */
1527 static void rt2860_init(void *priv)
1528 {
1529 struct rt2860_softc *sc;
1530
1531 sc = priv;
1532
1533 RT2860_SOFTC_LOCK(sc);
1534
1535 rt2860_init_locked(sc);
1536
1537 RT2860_SOFTC_UNLOCK(sc);
1538 }
1539
1540 /*
1541 * rt2860_init_bbp
1542 */
1543 static int rt2860_init_bbp(struct rt2860_softc *sc)
1544 {
1545 int ntries, i;
1546 uint8_t tmp;
1547
1548 for (ntries = 0; ntries < 20; ntries++)
1549 {
1550 tmp = rt2860_io_bbp_read(sc, 0);
1551 if (tmp != 0x00 && tmp != 0xff)
1552 break;
1553 }
1554
1555 if (tmp == 0x00 || tmp == 0xff)
1556 {
1557 printf("%s: timeout waiting for BBP to wakeup\n",
1558 device_get_nameunit(sc->dev));
1559 return ETIMEDOUT;
1560 }
1561
1562 for (i = 0; i < RT2860_DEF_BBP_SIZE; i++)
1563 rt2860_io_bbp_write(sc, rt2860_def_bbp[i].reg,
1564 rt2860_def_bbp[i].val);
1565
1566 if ((sc->mac_rev & 0xffff) != 0x0101)
1567 rt2860_io_bbp_write(sc, 84, 0x19);
1568
1569 if (sc->mac_rev == 0x28600100)
1570 {
1571 rt2860_io_bbp_write(sc, 69, 0x16);
1572 rt2860_io_bbp_write(sc, 73, 0x12);
1573 }
1574
1575 return 0;
1576 }
1577
1578 /*
1579 * rt2860_stop_locked
1580 */
1581 static void rt2860_stop_locked(void *priv)
1582 {
1583 struct rt2860_softc *sc;
1584 struct ifnet *ifp;
1585 struct ieee80211com *ic;
1586 uint32_t tmp;
1587
1588 sc = priv;
1589 ifp = sc->ifp;
1590 ic = ifp->if_l2com;
1591
1592 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1593 "%s: stopping\n",
1594 device_get_nameunit(sc->dev));
1595
1596 RT2860_SOFTC_ASSERT_LOCKED(sc);
1597
1598 sc->tx_timer = 0;
1599
1600 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1601 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
1602
1603 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
1604
1605 callout_stop(&sc->periodic_ch);
1606 callout_stop(&sc->tx_watchdog_ch);
1607
1608 RT2860_SOFTC_UNLOCK(sc);
1609
1610 taskqueue_block(sc->taskqueue);
1611
1612 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
1613 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
1614 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
1615 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
1616
1617 RT2860_SOFTC_LOCK(sc);
1618
1619 /* clear key tables */
1620
1621 rt2860_asic_clear_keytables(sc);
1622
1623 /* disable interrupts */
1624
1625 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, 0);
1626
1627 /* disable Tx/Rx */
1628
1629 tmp = rt2860_io_mac_read(sc, RT2860_REG_SYS_CTRL);
1630
1631 tmp &= ~(RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
1632
1633 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, tmp);
1634
1635 /* reset adapter */
1636
1637 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1638 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1639 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1640 }
1641
1642 /*
1643 * rt2860_stop
1644 */
1645 static void rt2860_stop(void *priv)
1646 {
1647 struct rt2860_softc *sc;
1648
1649 sc = priv;
1650
1651 RT2860_SOFTC_LOCK(sc);
1652
1653 rt2860_stop_locked(sc);
1654
1655 RT2860_SOFTC_UNLOCK(sc);
1656 }
1657
1658 /*
1659 * rt2860_start
1660 */
1661 static void rt2860_start(struct ifnet *ifp)
1662 {
1663 struct rt2860_softc *sc;
1664 struct ieee80211_node *ni;
1665 struct mbuf *m;
1666 int qid;
1667
1668 sc = ifp->if_softc;
1669
1670 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1671 return;
1672
1673 for (;;)
1674 {
1675 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
1676 if (m == NULL)
1677 break;
1678
1679 ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
1680
1681 m->m_pkthdr.rcvif = NULL;
1682
1683 qid = M_WME_GETAC(m);
1684
1685 RT2860_SOFTC_TX_RING_LOCK(&sc->tx_ring[qid]);
1686
1687 if (sc->tx_ring[qid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
1688 {
1689 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[qid]);
1690
1691 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1692 "%s: if_start: Tx ring with qid=%d is full\n",
1693 device_get_nameunit(sc->dev), qid);
1694
1695 m_freem(m);
1696 ieee80211_free_node(ni);
1697
1698 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1699 ifp->if_oerrors++;
1700
1701 sc->tx_data_queue_full[qid]++;
1702
1703 break;
1704 }
1705
1706 if (rt2860_tx_data(sc, m, ni, qid) != 0)
1707 {
1708 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[qid]);
1709
1710 ieee80211_free_node(ni);
1711
1712 ifp->if_oerrors++;
1713
1714 break;
1715 }
1716
1717 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[qid]);
1718
1719 rt2860_drain_fifo_stats(sc);
1720
1721 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
1722
1723 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
1724 }
1725 }
1726
1727 /*
1728 * rt2860_ioctl
1729 */
1730 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
1731 {
1732 struct rt2860_softc *sc;
1733 struct ieee80211com *ic;
1734 struct ifreq *ifr;
1735 int error, startall;
1736
1737 sc = ifp->if_softc;
1738 ic = ifp->if_l2com;
1739 ifr = (struct ifreq *) data;
1740
1741 error = 0;
1742
1743 switch (cmd)
1744 {
1745 case SIOCSIFFLAGS:
1746 startall = 0;
1747
1748 RT2860_SOFTC_LOCK(sc);
1749
1750 if (ifp->if_flags & IFF_UP)
1751 {
1752 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1753 {
1754 if ((ifp->if_flags ^ sc->if_flags) & IFF_PROMISC)
1755 rt2860_asic_update_promisc(sc);
1756 }
1757 else
1758 {
1759 rt2860_init_locked(sc);
1760 startall = 1;
1761 }
1762 }
1763 else
1764 {
1765 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1766 rt2860_stop_locked(sc);
1767 }
1768
1769 sc->if_flags = ifp->if_flags;
1770
1771 RT2860_SOFTC_UNLOCK(sc);
1772
1773 if (startall)
1774 ieee80211_start_all(ic);
1775 break;
1776
1777 case SIOCGIFMEDIA:
1778 case SIOCSIFMEDIA:
1779 error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
1780 break;
1781
1782 case SIOCGIFADDR:
1783 error = ether_ioctl(ifp, cmd, data);
1784 break;
1785
1786 default:
1787 error = EINVAL;
1788 break;
1789 }
1790
1791 return error;
1792 }
1793
1794 /*
1795 * rt2860_vap_create
1796 */
1797 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
1798 const char name[IFNAMSIZ], int unit, int opmode, int flags,
1799 const uint8_t bssid[IEEE80211_ADDR_LEN],
1800 const uint8_t mac[IEEE80211_ADDR_LEN])
1801 {
1802 struct rt2860_softc *sc;
1803 struct ifnet *ifp;
1804 struct rt2860_softc_vap *rvap;
1805 struct ieee80211vap *vap;
1806
1807 ifp = ic->ic_ifp;
1808 sc = ifp->if_softc;
1809
1810 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1811 "%s: VAP create: opmode=%s\n",
1812 device_get_nameunit(sc->dev),
1813 ieee80211_opmode_name[opmode]);
1814
1815 switch (opmode)
1816 {
1817 case IEEE80211_M_IBSS:
1818 case IEEE80211_M_STA:
1819 case IEEE80211_M_AHDEMO:
1820 case IEEE80211_M_HOSTAP:
1821 case IEEE80211_M_MBSS:
1822 if ((sc->napvaps + sc->nadhocvaps + sc->nstavaps) != 0)
1823 {
1824 if_printf(ifp, "only 1 VAP supported\n");
1825 return NULL;
1826 }
1827
1828 if (opmode == IEEE80211_M_STA)
1829 flags |= IEEE80211_CLONE_NOBEACONS;
1830 break;
1831
1832 case IEEE80211_M_WDS:
1833 if (sc->napvaps == 0)
1834 {
1835 if_printf(ifp, "WDS only supported in AP mode\n");
1836 return NULL;
1837 }
1838 break;
1839
1840 case IEEE80211_M_MONITOR:
1841 break;
1842
1843 default:
1844 if_printf(ifp, "unknown opmode %d\n", opmode);
1845 return NULL;
1846 }
1847
1848 rvap = (struct rt2860_softc_vap *) malloc(sizeof(struct rt2860_softc_vap),
1849 M_80211_VAP, M_NOWAIT | M_ZERO);
1850 if (rvap == NULL)
1851 return NULL;
1852
1853 vap = &rvap->vap;
1854
1855 ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid, mac);
1856
1857 rvap->newstate = vap->iv_newstate;
1858 vap->iv_newstate = rt2860_vap_newstate;
1859
1860 vap->iv_reset = rt2860_vap_reset;
1861 vap->iv_key_update_begin = rt2860_vap_key_update_begin;
1862 vap->iv_key_update_end = rt2860_vap_key_update_end;
1863 vap->iv_key_set = rt2860_vap_key_set;
1864 vap->iv_key_delete = rt2860_vap_key_delete;
1865 vap->iv_update_beacon = rt2860_vap_update_beacon;
1866
1867 rt2860_amrr_init(&rvap->amrr, vap,
1868 sc->ntxpath,
1869 RT2860_AMRR_MIN_SUCCESS_THRESHOLD,
1870 RT2860_AMRR_MAX_SUCCESS_THRESHOLD,
1871 500);
1872
1873 vap->iv_max_aid = RT2860_SOFTC_STAID_COUNT;
1874
1875 /* override default Rx A-MPDU factor */
1876
1877 vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1878 vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_NA;
1879 vap->iv_ampdu_limit = vap->iv_ampdu_rxmax;
1880
1881 ieee80211_vap_attach(vap, rt2860_media_change, ieee80211_media_status);
1882
1883 switch (vap->iv_opmode)
1884 {
1885 case IEEE80211_M_HOSTAP:
1886 case IEEE80211_M_MBSS:
1887 case IEEE80211_M_AHDEMO:
1888 sc->napvaps++;
1889 break;
1890
1891 case IEEE80211_M_IBSS:
1892 sc->nadhocvaps++;
1893 break;
1894
1895 case IEEE80211_M_STA:
1896 sc->nstavaps++;
1897 break;
1898
1899 case IEEE80211_M_WDS:
1900 sc->nwdsvaps++;
1901 break;
1902
1903 default:
1904 break;
1905 }
1906
1907 sc->nvaps++;
1908
1909 if (sc->napvaps > 0)
1910 ic->ic_opmode = IEEE80211_M_HOSTAP;
1911 else if (sc->nadhocvaps > 0)
1912 ic->ic_opmode = IEEE80211_M_IBSS;
1913 else if (sc->nstavaps > 0)
1914 ic->ic_opmode = IEEE80211_M_STA;
1915 else
1916 ic->ic_opmode = opmode;
1917
1918 return vap;
1919 }
1920
1921 /*
1922 * rt2860_vap_delete
1923 */
1924 static void rt2860_vap_delete(struct ieee80211vap *vap)
1925 {
1926 struct rt2860_softc *sc;
1927 struct ieee80211com *ic;
1928 struct ifnet *ifp;
1929 struct rt2860_softc_vap *rvap;
1930 enum ieee80211_opmode opmode;
1931
1932 ic = vap->iv_ic;
1933 ifp = ic->ic_ifp;
1934 sc = ifp->if_softc;
1935 rvap = (struct rt2860_softc_vap *) vap;
1936 opmode = vap->iv_opmode;
1937
1938 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1939 "%s: VAP delete: opmode=%s\n",
1940 device_get_nameunit(sc->dev), ieee80211_opmode_name[opmode]);
1941
1942 rt2860_amrr_cleanup(&rvap->amrr);
1943
1944 ieee80211_vap_detach(vap);
1945
1946 if (rvap->beacon_mbuf != NULL)
1947 {
1948 m_free(rvap->beacon_mbuf);
1949 rvap->beacon_mbuf = NULL;
1950 }
1951
1952 switch (opmode)
1953 {
1954 case IEEE80211_M_HOSTAP:
1955 case IEEE80211_M_MBSS:
1956 case IEEE80211_M_AHDEMO:
1957 sc->napvaps--;
1958 break;
1959
1960 case IEEE80211_M_IBSS:
1961 sc->nadhocvaps--;
1962 break;
1963
1964 case IEEE80211_M_STA:
1965 sc->nstavaps--;
1966 break;
1967
1968 case IEEE80211_M_WDS:
1969 sc->nwdsvaps--;
1970 break;
1971
1972 default:
1973 break;
1974 }
1975
1976 sc->nvaps--;
1977
1978 if (sc->napvaps > 0)
1979 ic->ic_opmode = IEEE80211_M_HOSTAP;
1980 else if (sc->nadhocvaps > 0)
1981 ic->ic_opmode = IEEE80211_M_IBSS;
1982 else if (sc->nstavaps > 0)
1983 ic->ic_opmode = IEEE80211_M_STA;
1984
1985 free(rvap, M_80211_VAP);
1986 }
1987
1988 /*
1989 * rt2860_reset_vap
1990 */
1991 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd)
1992 {
1993 struct rt2860_softc *sc;
1994 struct ieee80211com *ic;
1995 struct ifnet *ifp;
1996 struct rt2860_softc_vap *rvap;
1997 int error;
1998
1999 ic = vap->iv_ic;
2000 ifp = ic->ic_ifp;
2001 sc = ifp->if_softc;
2002 rvap = (struct rt2860_softc_vap *) vap;
2003
2004 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2005 "%s: VAP reset: cmd=%lu\n",
2006 device_get_nameunit(sc->dev), cmd);
2007
2008 error = 0;
2009
2010 switch (cmd)
2011 {
2012 case IEEE80211_IOC_RTSTHRESHOLD:
2013 case IEEE80211_IOC_AMSDU:
2014 rt2860_asic_update_rtsthreshold(sc);
2015 break;
2016
2017 case IEEE80211_IOC_PROTMODE:
2018 case IEEE80211_IOC_HTPROTMODE:
2019 rt2860_asic_updateprot(sc);
2020 break;
2021
2022 case IEEE80211_IOC_TXPOWER:
2023 rt2860_asic_update_txpower(sc);
2024 break;
2025
2026 case IEEE80211_IOC_BURST:
2027 rt2860_asic_updateslot(sc);
2028 break;
2029
2030 case IEEE80211_IOC_SHORTGI:
2031 case IEEE80211_IOC_AMPDU_DENSITY:
2032 case IEEE80211_IOC_SMPS:
2033 break;
2034
2035 default:
2036 error = ENETRESET;
2037 break;
2038 }
2039
2040 return error;
2041 }
2042
2043 /*
2044 * rt2860_vap_newstate
2045 */
2046 static int rt2860_vap_newstate(struct ieee80211vap *vap,
2047 enum ieee80211_state nstate, int arg)
2048 {
2049 struct rt2860_softc *sc;
2050 struct ieee80211com *ic;
2051 struct ifnet *ifp;
2052 struct rt2860_softc_vap *rvap;
2053 struct ieee80211_node *ni;
2054 enum ieee80211_state ostate;
2055 int error;
2056
2057 ic = vap->iv_ic;
2058 ifp = ic->ic_ifp;
2059 sc = ifp->if_softc;
2060 rvap = (struct rt2860_softc_vap *) vap;
2061
2062 ostate = vap->iv_state;
2063
2064 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2065 "%s: VAP newstate: %s -> %s\n",
2066 device_get_nameunit(sc->dev),
2067 ieee80211_state_name[ostate], ieee80211_state_name[nstate]);
2068
2069 error = rvap->newstate(vap, nstate, arg);
2070 if (error != 0)
2071 return error;
2072
2073 IEEE80211_UNLOCK(ic);
2074
2075 RT2860_SOFTC_LOCK(sc);
2076
2077 /* turn link LED off */
2078
2079 if (nstate != IEEE80211_S_RUN)
2080 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
2081
2082 switch (nstate)
2083 {
2084 case IEEE80211_S_INIT:
2085 rt2860_asic_disable_tsf_sync(sc);
2086 break;
2087
2088 case IEEE80211_S_RUN:
2089 ni = vap->iv_bss;
2090
2091 rt2860_rf_set_chan(sc, ni->ni_chan);
2092
2093 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2094 {
2095 rt2860_asic_enable_mrr(sc);
2096 rt2860_asic_set_txpreamble(sc);
2097 rt2860_asic_set_basicrates(sc);
2098 rt2860_asic_update_txpower(sc);
2099 rt2860_asic_set_bssid(sc, ni->ni_bssid);
2100 }
2101
2102 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2103 vap->iv_opmode == IEEE80211_M_IBSS ||
2104 vap->iv_opmode == IEEE80211_M_MBSS)
2105 {
2106 error = rt2860_beacon_alloc(sc, vap);
2107 if (error != 0)
2108 break;
2109
2110 rt2860_asic_update_beacon(sc, vap);
2111 }
2112
2113 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2114 rt2860_asic_enable_tsf_sync(sc);
2115
2116 /* turn link LED on */
2117
2118 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2119 {
2120 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON |
2121 (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan) ?
2122 RT2860_LED_CMD_LINK_2GHZ : RT2860_LED_CMD_LINK_5GHZ));
2123 }
2124 break;
2125
2126 case IEEE80211_S_SLEEP:
2127 break;
2128
2129 default:
2130 break;
2131 }
2132
2133 RT2860_SOFTC_UNLOCK(sc);
2134
2135 IEEE80211_LOCK(ic);
2136
2137 return error;
2138 }
2139
2140 /*
2141 * rt2860_vap_key_update_begin
2142 */
2143 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap)
2144 {
2145 struct rt2860_softc *sc;
2146 struct ieee80211com *ic;
2147 struct ifnet *ifp;
2148
2149 ic = vap->iv_ic;
2150 ifp = ic->ic_ifp;
2151 sc = ifp->if_softc;
2152
2153 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2154 "%s: VAP key update begin\n",
2155 device_get_nameunit(sc->dev));
2156
2157 taskqueue_block(sc->taskqueue);
2158
2159 IF_LOCK(&ifp->if_snd);
2160 }
2161
2162 /*
2163 * rt2860_vap_key_update_end
2164 */
2165 static void rt2860_vap_key_update_end(struct ieee80211vap *vap)
2166 {
2167 struct rt2860_softc *sc;
2168 struct ieee80211com *ic;
2169 struct ifnet *ifp;
2170
2171 ic = vap->iv_ic;
2172 ifp = ic->ic_ifp;
2173 sc = ifp->if_softc;
2174
2175 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2176 "%s: VAP key update end\n",
2177 device_get_nameunit(sc->dev));
2178
2179 IF_UNLOCK(&ifp->if_snd);
2180
2181 taskqueue_unblock(sc->taskqueue);
2182 }
2183
2184 /*
2185 * rt2860_vap_key_set
2186 */
2187 static int rt2860_vap_key_set(struct ieee80211vap *vap,
2188 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN])
2189 {
2190 struct rt2860_softc *sc;
2191 struct ieee80211com *ic;
2192 struct ifnet *ifp;
2193 struct ieee80211_node *ni;
2194 struct rt2860_softc_node *rni;
2195 uint16_t key_base, keymode_base;
2196 uint8_t mode, vapid, wcid, iv[8];
2197 uint32_t tmp;
2198
2199 if (k->wk_cipher->ic_cipher != IEEE80211_CIPHER_WEP &&
2200 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_TKIP &&
2201 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_AES_CCM)
2202 return 0;
2203
2204 ic = vap->iv_ic;
2205 ifp = ic->ic_ifp;
2206 sc = ifp->if_softc;
2207
2208 switch (k->wk_cipher->ic_cipher)
2209 {
2210 case IEEE80211_CIPHER_WEP:
2211 if(k->wk_keylen < 8)
2212 mode = RT2860_REG_CIPHER_MODE_WEP40;
2213 else
2214 mode = RT2860_REG_CIPHER_MODE_WEP104;
2215 break;
2216
2217 case IEEE80211_CIPHER_TKIP:
2218 mode = RT2860_REG_CIPHER_MODE_TKIP;
2219 break;
2220
2221 case IEEE80211_CIPHER_AES_CCM:
2222 mode = RT2860_REG_CIPHER_MODE_AES_CCMP;
2223 break;
2224
2225 default:
2226 return 0;
2227 }
2228
2229 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2230 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
2231 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2232 mode, (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2233
2234 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2235 {
2236 /* install pairwise key */
2237
2238 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, mac);
2239 rni = (struct rt2860_softc_node *) ni;
2240
2241 vapid = 0;
2242 wcid = rni->staid;
2243 key_base = RT2860_REG_PKEY(wcid);
2244
2245 ieee80211_free_node(ni);
2246
2247 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2248 {
2249 memset(iv, 0, 8);
2250
2251 iv[3] = (k->wk_keyix << 6);
2252 }
2253 else
2254 {
2255 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2256 {
2257 iv[0] = (k->wk_keytsc >> 8);
2258 iv[1] = ((iv[0] | 0x20) & 0x7f);
2259 iv[2] = k->wk_keytsc;
2260 }
2261 else
2262 {
2263 /* AES CCMP */
2264
2265 iv[0] = k->wk_keytsc;
2266 iv[1] = k->wk_keytsc >> 8;
2267 iv[2] = 0;
2268 }
2269
2270 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2271 iv[4] = (k->wk_keytsc >> 16);
2272 iv[5] = (k->wk_keytsc >> 24);
2273 iv[6] = (k->wk_keytsc >> 32);
2274 iv[7] = (k->wk_keytsc >> 40);
2275
2276 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2277 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2278 device_get_nameunit(sc->dev),
2279 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2280 }
2281
2282 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2283
2284 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2285 {
2286 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2287
2288 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2289 {
2290 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2291 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2292 }
2293 else
2294 {
2295 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2296 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2297 }
2298 }
2299 else
2300 {
2301 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2302 }
2303
2304 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2305 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2306
2307 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2308 }
2309
2310 if ((k->wk_flags & IEEE80211_KEY_GROUP) ||
2311 (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP))
2312 {
2313 /* install group key */
2314
2315 vapid = 0;
2316 wcid = RT2860_WCID_MCAST;
2317 key_base = RT2860_REG_SKEY(vapid, k->wk_keyix);
2318 keymode_base = RT2860_REG_SKEY_MODE(vapid);
2319
2320 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2321 {
2322 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2323
2324 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2325 {
2326 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2327 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2328 }
2329 else
2330 {
2331 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2332 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2333 }
2334 }
2335 else
2336 {
2337 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2338 }
2339
2340 tmp = rt2860_io_mac_read(sc, keymode_base);
2341
2342 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2343 tmp |= (mode << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2344
2345 rt2860_io_mac_write(sc, keymode_base, tmp);
2346
2347 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2348 {
2349 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2350 {
2351 memset(iv, 0, 8);
2352
2353 iv[3] = (k->wk_keyix << 6);
2354 }
2355 else
2356 {
2357 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2358 {
2359 iv[0] = (k->wk_keytsc >> 8);
2360 iv[1] = ((iv[0] | 0x20) & 0x7f);
2361 iv[2] = k->wk_keytsc;
2362 }
2363 else
2364 {
2365 /* AES CCMP */
2366
2367 iv[0] = k->wk_keytsc;
2368 iv[1] = k->wk_keytsc >> 8;
2369 iv[2] = 0;
2370 }
2371
2372 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2373 iv[4] = (k->wk_keytsc >> 16);
2374 iv[5] = (k->wk_keytsc >> 24);
2375 iv[6] = (k->wk_keytsc >> 32);
2376 iv[7] = (k->wk_keytsc >> 40);
2377
2378 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2379 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2380 device_get_nameunit(sc->dev),
2381 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2382 }
2383
2384 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2385
2386 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2387 (mode << RT2860_REG_CIPHER_MODE_SHIFT);
2388
2389 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2390 }
2391 }
2392
2393 return 1;
2394 }
2395
2396 /*
2397 * rt2860_vap_key_delete
2398 */
2399 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
2400 const struct ieee80211_key *k)
2401 {
2402 struct rt2860_softc *sc;
2403 struct ieee80211com *ic;
2404 struct ifnet *ifp;
2405 uint8_t vapid, wcid;
2406 uint32_t tmp;
2407
2408 ic = vap->iv_ic;
2409 ifp = ic->ic_ifp;
2410 sc = ifp->if_softc;
2411
2412 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2413 "%s: VAP key delete: keyix=%d, keylen=%d, macaddr=%s, group=%d\n",
2414 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2415 (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2416
2417 if (k->wk_flags & IEEE80211_KEY_GROUP)
2418 {
2419 /* remove group key */
2420
2421 vapid = 0;
2422 wcid = RT2860_WCID_MCAST;
2423
2424 tmp = rt2860_io_mac_read(sc, RT2860_REG_SKEY_MODE(vapid));
2425
2426 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2427 tmp |= (RT2860_REG_CIPHER_MODE_NONE << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2428
2429 rt2860_io_mac_write(sc, RT2860_REG_SKEY_MODE(vapid), tmp);
2430
2431 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2432 {
2433 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2434 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2435
2436 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2437 }
2438 }
2439
2440 return 1;
2441 }
2442
2443 /*
2444 * rt2860_vap_update_beacon
2445 */
2446 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what)
2447 {
2448 struct rt2860_softc *sc;
2449 struct ieee80211com *ic;
2450 struct ifnet *ifp;
2451 struct rt2860_softc_vap *rvap;
2452 struct mbuf *m;
2453 struct ieee80211_beacon_offsets *bo;
2454
2455 ic = vap->iv_ic;
2456 ifp = ic->ic_ifp;
2457 sc = ifp->if_softc;
2458 rvap = (struct rt2860_softc_vap *) vap;
2459 m = rvap->beacon_mbuf;
2460 bo = &rvap->beacon_offsets;
2461
2462 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2463 "%s: VAP update beacon: what=%d\n",
2464 device_get_nameunit(sc->dev), what);
2465
2466 setbit(bo->bo_flags, what);
2467
2468 ieee80211_beacon_update(vap->iv_bss, bo, m, 0);
2469
2470 rt2860_asic_update_beacon(sc, vap);
2471 }
2472
2473 /*
2474 * rt2860_media_change
2475 */
2476 static int rt2860_media_change(struct ifnet *ifp)
2477 {
2478 int error;
2479
2480 error = ieee80211_media_change(ifp);
2481
2482 return (error == ENETRESET ? 0 : error);
2483 }
2484
2485 /*
2486 * rt2860_node_alloc
2487 */
2488 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
2489 const uint8_t mac[IEEE80211_ADDR_LEN])
2490 {
2491 return malloc(sizeof(struct rt2860_softc_node),
2492 M_80211_NODE, M_NOWAIT | M_ZERO);
2493 }
2494
2495 /*
2496 * rt2860_node_cleanup
2497 */
2498 static void rt2860_node_cleanup(struct ieee80211_node *ni)
2499 {
2500 struct rt2860_softc *sc;
2501 struct ieee80211com *ic;
2502 struct ifnet *ifp;
2503 struct rt2860_softc_node *rni;
2504 uint8_t vapid, wcid;
2505 uint32_t tmp;
2506
2507 ic = ni->ni_ic;
2508 ifp = ic->ic_ifp;
2509 sc = ifp->if_softc;
2510 rni = (struct rt2860_softc_node *) ni;
2511
2512 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2513 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2514 device_get_nameunit(sc->dev), ether_sprintf(ni->ni_macaddr),
2515 ni->ni_associd, rni->staid);
2516
2517 if (rni->staid != 0)
2518 {
2519 vapid = 0;
2520 wcid = rni->staid;
2521
2522 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2523 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2524
2525 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2526
2527 rt2860_staid_delete(sc, rni->staid);
2528
2529 rni->staid = 0;
2530 }
2531
2532 sc->node_cleanup(ni);
2533 }
2534
2535 /*
2536 * rt2860_node_getmimoinfo
2537 */
2538 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
2539 struct ieee80211_mimo_info *mi)
2540 {
2541 const struct rt2860_softc_node *rni;
2542 int i;
2543
2544 rni = (const struct rt2860_softc_node *) ni;
2545
2546 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
2547 {
2548 mi->rssi[i] = rni->last_rssi_dbm[i];
2549 mi->noise[i] = RT2860_NOISE_FLOOR;
2550 }
2551 }
2552
2553 /*
2554 * rt2860_setregdomain
2555 */
2556 static int rt2860_setregdomain(struct ieee80211com *ic,
2557 struct ieee80211_regdomain *reg,
2558 int nchans, struct ieee80211_channel chans[])
2559 {
2560 struct rt2860_softc *sc;
2561 struct ifnet *ifp;
2562
2563 ifp = ic->ic_ifp;
2564 sc = ifp->if_softc;
2565
2566 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2567 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2568 device_get_nameunit(sc->dev),
2569 reg->country, reg->isocc[0], reg->isocc[1], reg->location);
2570
2571 return 0;
2572 }
2573
2574 /*
2575 * rt2860_getradiocaps
2576 */
2577 static void rt2860_getradiocaps(struct ieee80211com *ic,
2578 int maxchans, int *nchans, struct ieee80211_channel chans[])
2579 {
2580 *nchans = (ic->ic_nchans >= maxchans) ? maxchans : ic->ic_nchans;
2581
2582 memcpy(chans, ic->ic_channels, (*nchans) * sizeof(struct ieee80211_channel));
2583 }
2584
2585 /*
2586 * rt2860_scan_start
2587 */
2588 static void rt2860_scan_start(struct ieee80211com *ic)
2589 {
2590 struct rt2860_softc *sc;
2591 struct ifnet *ifp;
2592
2593 ifp = ic->ic_ifp;
2594 sc = ifp->if_softc;
2595
2596 rt2860_asic_disable_tsf_sync(sc);
2597 }
2598
2599 /*
2600 * rt2860_scan_end
2601 */
2602 static void rt2860_scan_end(struct ieee80211com *ic)
2603 {
2604 struct rt2860_softc *sc;
2605 struct ifnet *ifp;
2606
2607 ifp = ic->ic_ifp;
2608 sc = ifp->if_softc;
2609
2610 rt2860_asic_enable_tsf_sync(sc);
2611 }
2612
2613 /*
2614 * rt2860_set_channel
2615 */
2616 static void rt2860_set_channel(struct ieee80211com *ic)
2617 {
2618 struct rt2860_softc *sc;
2619 struct ifnet *ifp;
2620
2621 ifp = ic->ic_ifp;
2622 sc = ifp->if_softc;
2623
2624 RT2860_DPRINTF(sc, RT2860_DEBUG_CHAN,
2625 "%s: set channel: channel=%u, HT%s%s\n",
2626 device_get_nameunit(sc->dev),
2627 ieee80211_chan2ieee(ic, ic->ic_curchan),
2628 !IEEE80211_IS_CHAN_HT(ic->ic_curchan) ? " disabled" :
2629 IEEE80211_IS_CHAN_HT20(ic->ic_curchan) ? "20":
2630 IEEE80211_IS_CHAN_HT40U(ic->ic_curchan) ? "40U" : "40D",
2631 (ic->ic_flags & IEEE80211_F_SCAN) ? ", scanning" : "");
2632
2633 RT2860_SOFTC_LOCK(sc);
2634
2635 rt2860_rf_set_chan(sc, ic->ic_curchan);
2636
2637 RT2860_SOFTC_UNLOCK(sc);
2638 }
2639
2640 /*
2641 * rt2860_newassoc
2642 */
2643 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew)
2644 {
2645 struct rt2860_softc *sc;
2646 struct ieee80211com *ic;
2647 struct ifnet *ifp;
2648 struct ieee80211vap *vap;
2649 struct rt2860_softc_vap *rvap;
2650 struct rt2860_softc_node *rni;
2651 uint16_t aid;
2652 uint8_t wcid;
2653
2654 vap = ni->ni_vap;
2655 ic = vap->iv_ic;
2656 ifp = ic->ic_ifp;
2657 sc = ifp->if_softc;
2658 rvap = (struct rt2860_softc_vap *) vap;
2659 rni = (struct rt2860_softc_node *) ni;
2660
2661 if (isnew)
2662 {
2663 aid = IEEE80211_AID(ni->ni_associd);
2664 rni->staid = rt2860_staid_alloc(sc, aid);
2665 wcid = rni->staid;
2666
2667 rt2860_io_mac_write_multi(sc, RT2860_REG_WCID(wcid),
2668 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2669
2670 rt2860_amrr_node_init(&rvap->amrr, &sc->amrr_node[wcid], ni);
2671
2672 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2673 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2674 device_get_nameunit(sc->dev),
2675 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2676 ni->ni_associd, ni->ni_txrate,
2677 (ni->ni_flags & IEEE80211_NODE_HT) ?
2678 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2679 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2680
2681 rt2860_asic_updateprot(sc);
2682 rt2860_asic_updateslot(sc);
2683 rt2860_asic_set_txpreamble(sc);
2684 }
2685
2686 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2687 "%s: new association: isnew=%d, macaddr=%s, associd=0x%04x, staid=0x%02x, QoS %s, ERP %s, HT %s\n",
2688 device_get_nameunit(sc->dev), isnew, ether_sprintf(ni->ni_macaddr),
2689 ni->ni_associd, rni->staid,
2690 (ni->ni_flags & IEEE80211_NODE_QOS) ? "enabled" : "disabled",
2691 (ni->ni_flags & IEEE80211_NODE_ERP) ? "enabled" : "disabled",
2692 (ni->ni_flags & IEEE80211_NODE_HT) ? "enabled" : "disabled");
2693 }
2694
2695 /*
2696 * rt2860_updateslot
2697 */
2698 static void rt2860_updateslot(struct ifnet *ifp)
2699 {
2700 struct rt2860_softc *sc;
2701
2702 sc = ifp->if_softc;
2703
2704 rt2860_asic_updateslot(sc);
2705 }
2706
2707 /*
2708 * rt2860_update_promisc
2709 */
2710 static void rt2860_update_promisc(struct ifnet *ifp)
2711 {
2712 struct rt2860_softc *sc;
2713
2714 sc = ifp->if_softc;
2715
2716 rt2860_asic_update_promisc(sc);
2717 }
2718
2719 /*
2720 * rt2860_update_mcast
2721 */
2722 static void rt2860_update_mcast(struct ifnet *ifp)
2723 {
2724 struct rt2860_softc *sc;
2725
2726 sc = ifp->if_softc;
2727 }
2728
2729 /*
2730 * rt2860_wme_update
2731 */
2732 static int rt2860_wme_update(struct ieee80211com *ic)
2733 {
2734 struct rt2860_softc *sc;
2735 struct ifnet *ifp;
2736
2737 ifp = ic->ic_ifp;
2738 sc = ifp->if_softc;
2739
2740 rt2860_asic_wme_update(sc);
2741
2742 return 0;
2743 }
2744
2745 /*
2746 * rt2860_raw_xmit
2747 */
2748 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2749 const struct ieee80211_bpf_params *params)
2750 {
2751 struct rt2860_softc *sc;
2752 struct ieee80211com *ic;
2753 struct ifnet *ifp;
2754
2755 ic = ni->ni_ic;
2756 ifp = ic->ic_ifp;
2757 sc = ifp->if_softc;
2758
2759 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2760 {
2761 m_freem(m);
2762 ieee80211_free_node(ni);
2763
2764 return ENETDOWN;
2765 }
2766
2767 RT2860_SOFTC_TX_RING_LOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2768
2769 if (sc->tx_ring[sc->tx_ring_mgtqid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
2770 {
2771 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2772
2773 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
2774 "%s: raw xmit: Tx ring with qid=%d is full\n",
2775 device_get_nameunit(sc->dev), sc->tx_ring_mgtqid);
2776
2777 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2778
2779 m_freem(m);
2780 ieee80211_free_node(ni);
2781
2782 sc->tx_data_queue_full[sc->tx_ring_mgtqid]++;
2783
2784 return ENOBUFS;
2785 }
2786
2787 if (rt2860_tx_mgmt(sc, m, ni, sc->tx_ring_mgtqid) != 0)
2788 {
2789 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2790
2791 ifp->if_oerrors++;
2792
2793 ieee80211_free_node(ni);
2794
2795 return EIO;
2796 }
2797
2798 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2799
2800 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
2801
2802 return 0;
2803 }
2804
2805 /*
2806 * rt2860_recv_action
2807 */
2808 static int rt2860_recv_action(struct ieee80211_node *ni,
2809 const struct ieee80211_frame *wh,
2810 const uint8_t *frm, const uint8_t *efrm)
2811 {
2812 struct rt2860_softc *sc;
2813 struct ieee80211com *ic;
2814 struct ifnet *ifp;
2815 struct rt2860_softc_node *rni;
2816 const struct ieee80211_action *ia;
2817 struct ieee80211_tx_ampdu *tx_ampdu;
2818 uint16_t status, baparamset;
2819 uint8_t wcid;
2820 int ret, tid, bufsize, ac;
2821 uint32_t tmp;
2822
2823 ic = ni->ni_ic;
2824 ifp = ic->ic_ifp;
2825 sc = ifp->if_softc;
2826 rni = (struct rt2860_softc_node *) ni;
2827
2828 ia = (const struct ieee80211_action *) frm;
2829
2830 ret = sc->recv_action(ni, wh, frm, efrm);
2831
2832 if (ia->ia_category != IEEE80211_ACTION_CAT_BA)
2833 return ret;
2834
2835 wcid = rni->staid;
2836
2837 switch (ia->ia_action)
2838 {
2839 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2840 case IEEE80211_ACTION_BA_ADDBA_REQUEST:
2841 baparamset = LE_READ_2(frm + 3);
2842 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2843 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2844
2845 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2846 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2847 device_get_nameunit(sc->dev), ni->ni_associd, tid, bufsize);
2848
2849 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2850
2851 tmp |= (0x10000 << tid);
2852
2853 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2854 break;
2855
2856 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2857 case IEEE80211_ACTION_BA_ADDBA_RESPONSE:
2858 status = LE_READ_2(frm + 3);
2859 baparamset = LE_READ_2(frm + 4);
2860 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2861 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2862 ac = TID_TO_WME_AC(tid);
2863 tx_ampdu = &ni->ni_tx_ampdu[ac];
2864
2865 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2866 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2867 device_get_nameunit(sc->dev), ni->ni_associd, status, tid, bufsize);
2868
2869 if (sc->mac_rev >= 0x28720200)
2870 {
2871 if (tx_ampdu->txa_wnd > 13)
2872 tx_ampdu->txa_wnd = 13;
2873 }
2874 else
2875 {
2876 if (tx_ampdu->txa_wnd > 7)
2877 tx_ampdu->txa_wnd = 7;
2878 }
2879
2880 if (status == IEEE80211_STATUS_SUCCESS)
2881 {
2882 sc->tx_ampdu_sessions++;
2883
2884 rt2860_asic_updateprot(sc);
2885 }
2886 break;
2887
2888 /* IEEE80211_ACTION_BA_DELBA */
2889 case IEEE80211_ACTION_BA_DELBA:
2890 baparamset = LE_READ_2(frm + 2);
2891 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2892
2893 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2894 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2895 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2896
2897 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2898
2899 tmp &= ~(0x10000 << tid);
2900
2901 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2902 break;
2903 }
2904
2905 return ret;
2906 }
2907
2908 /*
2909 * rt2860_send_action
2910 */
2911 static int rt2860_send_action(struct ieee80211_node *ni,
2912 int cat, int act, void *sa)
2913 {
2914 struct rt2860_softc *sc;
2915 struct ieee80211com *ic;
2916 struct ifnet *ifp;
2917 struct rt2860_softc_node *rni;
2918 uint16_t *args, baparamset;
2919 uint8_t wcid;
2920 int ret, tid;
2921 uint32_t tmp;
2922
2923 ic = ni->ni_ic;
2924 ifp = ic->ic_ifp;
2925 sc = ifp->if_softc;
2926 rni = (struct rt2860_softc_node *) ni;
2927
2928 ret = sc->send_action(ni, cat, act, sa);
2929
2930 if (cat != IEEE80211_ACTION_CAT_BA)
2931 return ret;
2932
2933 wcid = rni->staid;
2934 args = sa;
2935
2936 switch (act)
2937 {
2938 /* IEEE80211_ACTION_BA_DELBA */
2939 case IEEE80211_ACTION_BA_DELBA:
2940 baparamset = RT2860_SM(args[0], IEEE80211_DELBAPS_TID) | args[1];
2941
2942 tid = RT2860_MS(baparamset, IEEE80211_DELBAPS_TID);
2943
2944 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2945 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2946 device_get_nameunit(sc->dev), ni->ni_associd, tid);
2947
2948 if (RT2860_MS(baparamset, IEEE80211_DELBAPS_INIT) != IEEE80211_DELBAPS_INIT)
2949 {
2950 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2951
2952 tmp &= ~(0x10000 << tid);
2953
2954 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2955 }
2956 else
2957 {
2958 sc->tx_ampdu_sessions--;
2959
2960 rt2860_asic_updateprot(sc);
2961 }
2962 break;
2963 }
2964
2965 return ret;
2966 }
2967
2968 /*
2969 * rt2860_amrr_update_iter_func
2970 */
2971 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni)
2972 {
2973 struct rt2860_softc *sc;
2974 struct ieee80211com *ic;
2975 struct ifnet *ifp;
2976 struct ieee80211vap *vap;
2977 struct rt2860_softc_vap *rvap;
2978 struct rt2860_softc_node *rni;
2979 uint8_t wcid;
2980
2981 vap = arg;
2982 ic = vap->iv_ic;
2983 ifp = ic->ic_ifp;
2984 sc = ifp->if_softc;
2985 rvap = (struct rt2860_softc_vap *) vap;
2986 rni = (struct rt2860_softc_node *) ni;
2987
2988 /* only associated stations */
2989
2990 if ((ni->ni_vap == vap) && (rni->staid != 0))
2991 {
2992 wcid = rni->staid;
2993
2994 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2995 "%s: AMRR node: staid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2996 device_get_nameunit(sc->dev),
2997 rni->staid, sc->amrr_node[wcid].txcnt, sc->amrr_node[wcid].success, sc->amrr_node[wcid].retrycnt);
2998
2999 rt2860_amrr_choose(ni, &sc->amrr_node[wcid]);
3000
3001 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
3002 "%s:%s node Tx rate: associd=0x%04x, staid=0x%02x, rate=0x%02x, max rate=0x%02x\n",
3003 device_get_nameunit(sc->dev),
3004 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
3005 ni->ni_associd, rni->staid, ni->ni_txrate,
3006 (ni->ni_flags & IEEE80211_NODE_HT) ?
3007 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
3008 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
3009 }
3010 }
3011
3012 /*
3013 * rt2860_periodic
3014 */
3015 static void rt2860_periodic(void *arg)
3016 {
3017 struct rt2860_softc *sc;
3018
3019 sc = arg;
3020
3021 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
3022 "%s: periodic\n",
3023 device_get_nameunit(sc->dev));
3024
3025 taskqueue_enqueue(sc->taskqueue, &sc->periodic_task);
3026 }
3027
3028 /*
3029 * rt2860_tx_watchdog
3030 */
3031 static void rt2860_tx_watchdog(void *arg)
3032 {
3033 struct rt2860_softc *sc;
3034 struct ifnet *ifp;
3035
3036 sc = arg;
3037 ifp = sc->ifp;
3038
3039 if (sc->tx_timer == 0)
3040 return;
3041
3042 if (--sc->tx_timer == 0)
3043 {
3044 printf("%s: Tx watchdog timeout: resetting\n",
3045 device_get_nameunit(sc->dev));
3046
3047 rt2860_stop_locked(sc);
3048 rt2860_init_locked(sc);
3049
3050 ifp->if_oerrors++;
3051
3052 sc->tx_watchdog_timeouts++;
3053 }
3054
3055 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
3056 }
3057
3058 /*
3059 * rt2860_staid_alloc
3060 */
3061 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid)
3062 {
3063 int staid;
3064
3065 if ((aid > 0 && aid < RT2860_SOFTC_STAID_COUNT) && isclr(sc->staid_mask, aid))
3066 {
3067 staid = aid;
3068 }
3069 else
3070 {
3071 for (staid = 1; staid < RT2860_SOFTC_STAID_COUNT; staid++)
3072 {
3073 if (isclr(sc->staid_mask, staid))
3074 break;
3075 }
3076 }
3077
3078 setbit(sc->staid_mask, staid);
3079
3080 return staid;
3081 }
3082
3083 /*
3084 * rt2860_staid_delete
3085 */
3086 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid)
3087 {
3088 clrbit(sc->staid_mask, staid);
3089 }
3090
3091 /*
3092 * rt2860_asic_set_bssid
3093 */
3094 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
3095 const uint8_t *bssid)
3096 {
3097 uint32_t tmp;
3098
3099 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3100 "%s: set bssid: bssid=%s\n",
3101 device_get_nameunit(sc->dev),
3102 ether_sprintf(bssid));
3103
3104 tmp = bssid[0] | (bssid[1]) << 8 | (bssid[2] << 16) | (bssid[3] << 24);
3105
3106 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW0, tmp);
3107
3108 tmp = bssid[4] | (bssid[5] << 8);
3109
3110 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW1, tmp);
3111 }
3112
3113 /*
3114 * rt2860_asic_set_macaddr
3115 */
3116 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
3117 const uint8_t *addr)
3118 {
3119 uint32_t tmp;
3120
3121 tmp = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
3122
3123 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW0, tmp);
3124
3125 tmp = addr[4] | (addr[5] << 8);
3126
3127 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW1, tmp);
3128 }
3129
3130 /*
3131 * rt2860_asic_enable_tsf_sync
3132 */
3133 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc)
3134 {
3135 struct ifnet *ifp;
3136 struct ieee80211com *ic;
3137 struct ieee80211vap *vap;
3138 uint32_t tmp;
3139
3140 ifp = sc->ifp;
3141 ic = ifp->if_l2com;
3142 vap = TAILQ_FIRST(&ic->ic_vaps);
3143
3144 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3145 "%s: enabling TSF\n",
3146 device_get_nameunit(sc->dev));
3147
3148 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3149
3150 tmp &= ~0x1fffff;
3151 tmp |= vap->iv_bss->ni_intval * 16;
3152 tmp |= (RT2860_REG_TSF_TIMER_ENABLE | RT2860_REG_TBTT_TIMER_ENABLE);
3153
3154 if (vap->iv_opmode == IEEE80211_M_STA)
3155 {
3156 tmp |= (RT2860_REG_TSF_SYNC_MODE_STA << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3157 }
3158 else if (vap->iv_opmode == IEEE80211_M_IBSS)
3159 {
3160 tmp |= RT2860_REG_BCN_TX_ENABLE;
3161 tmp |= (RT2860_REG_TSF_SYNC_MODE_IBSS << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3162 }
3163 else if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3164 {
3165 tmp |= RT2860_REG_BCN_TX_ENABLE;
3166 tmp |= (RT2860_REG_TSF_SYNC_MODE_HOSTAP << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3167 }
3168
3169 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3170 }
3171
3172 /*
3173 * rt2860_asic_disable_tsf_sync
3174 */
3175 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc)
3176 {
3177 uint32_t tmp;
3178
3179 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3180 "%s: disabling TSF\n",
3181 device_get_nameunit(sc->dev));
3182
3183 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3184
3185 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3186 RT2860_REG_TSF_TIMER_ENABLE |
3187 RT2860_REG_TBTT_TIMER_ENABLE);
3188
3189 tmp &= ~(RT2860_REG_TSF_SYNC_MODE_MASK << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3190 tmp |= (RT2860_REG_TSF_SYNC_MODE_DISABLE << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3191
3192 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3193 }
3194
3195 /*
3196 * rt2860_asic_enable_mrr
3197 */
3198 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc)
3199 {
3200 #define CCK(mcs) (mcs)
3201 #define OFDM(mcs) ((1 << 3) | (mcs))
3202 #define HT(mcs) (mcs)
3203
3204 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG0,
3205 (OFDM(6) << 28) | /* 54 -> 48 */
3206 (OFDM(5) << 24) | /* 48 -> 36 */
3207 (OFDM(4) << 20) | /* 36 -> 24 */
3208 (OFDM(3) << 16) | /* 24 -> 18 */
3209 (OFDM(2) << 12) | /* 18 -> 12 */
3210 (OFDM(1) << 8) | /* 12 -> 9 */
3211 (OFDM(0) << 4) | /* 9 -> 6 */
3212 OFDM(0)); /* 6 -> 6 */
3213
3214 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG1,
3215 (CCK(2) << 12) | /* 11 -> 5.5 */
3216 (CCK(1) << 8) | /* 5.5 -> 2 */
3217 (CCK(0) << 4) | /* 2 -> 1 */
3218 CCK(0)); /* 1 -> 1 */
3219
3220 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG0,
3221 (HT(6) << 28) |
3222 (HT(5) << 24) |
3223 (HT(4) << 20) |
3224 (HT(3) << 16) |
3225 (HT(2) << 12) |
3226 (HT(1) << 8) |
3227 (HT(0) << 4) |
3228 HT(0));
3229
3230 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG1,
3231 (HT(14) << 28) |
3232 (HT(13) << 24) |
3233 (HT(12) << 20) |
3234 (HT(11) << 16) |
3235 (HT(10) << 12) |
3236 (HT(9) << 8) |
3237 (HT(8) << 4) |
3238 HT(7));
3239
3240 #undef HT
3241 #undef OFDM
3242 #undef CCK
3243 }
3244
3245 /*
3246 * rt2860_asic_set_txpreamble
3247 */
3248 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc)
3249 {
3250 struct ifnet *ifp;
3251 struct ieee80211com *ic;
3252 uint32_t tmp;
3253
3254 ifp = sc->ifp;
3255 ic = ifp->if_l2com;
3256
3257 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3258 "%s: %s short Tx preamble\n",
3259 device_get_nameunit(sc->dev),
3260 (ic->ic_flags & IEEE80211_F_SHPREAMBLE) ? "enabling" : "disabling");
3261
3262 tmp = rt2860_io_mac_read(sc, RT2860_REG_AUTO_RSP_CFG);
3263
3264 tmp &= ~RT2860_REG_CCK_SHORT_ENABLE;
3265
3266 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3267 tmp |= RT2860_REG_CCK_SHORT_ENABLE;
3268
3269 rt2860_io_mac_write(sc, RT2860_REG_AUTO_RSP_CFG, tmp);
3270 }
3271
3272 /*
3273 * rt2860_asic_set_basicrates
3274 */
3275 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc)
3276 {
3277 struct ifnet *ifp;
3278 struct ieee80211com *ic;
3279
3280 ifp = sc->ifp;
3281 ic = ifp->if_l2com;
3282
3283 if (ic->ic_curmode == IEEE80211_MODE_11B)
3284 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x3);
3285 else if (ic->ic_curmode == IEEE80211_MODE_11A)
3286 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x150);
3287 else
3288 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x15f);
3289 }
3290
3291 /*
3292 * rt2860_asic_update_rtsthreshold
3293 */
3294 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc)
3295 {
3296 struct ifnet *ifp;
3297 struct ieee80211com *ic;
3298 struct ieee80211vap *vap;
3299 uint32_t tmp;
3300 uint16_t threshold;
3301
3302 ifp = sc->ifp;
3303 ic = ifp->if_l2com;
3304 vap = TAILQ_FIRST(&ic->ic_vaps);
3305
3306 if (vap == NULL)
3307 threshold = IEEE80211_RTS_MAX;
3308 else if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
3309 threshold = 0x1000;
3310 else
3311 threshold = vap->iv_rtsthreshold;
3312
3313 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3314 "%s: updating RTS threshold: %d\n",
3315 device_get_nameunit(sc->dev), threshold);
3316
3317 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_RTS_CFG);
3318
3319 tmp &= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK << RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3320
3321 tmp |= ((threshold & RT2860_REG_TX_RTS_THRESHOLD_MASK) <<
3322 RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3323
3324 rt2860_io_mac_write(sc, RT2860_REG_TX_RTS_CFG, tmp);
3325 }
3326
3327 /*
3328 * rt2860_asic_update_txpower
3329 */
3330 static void rt2860_asic_update_txpower(struct rt2860_softc *sc)
3331 {
3332 struct ifnet *ifp;
3333 struct ieee80211com *ic;
3334 uint32_t *txpow_rate;
3335 int8_t delta;
3336 uint8_t val;
3337 uint32_t tmp;
3338 int i;
3339
3340 ifp = sc->ifp;
3341 ic = ifp->if_l2com;
3342
3343 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3344 "%s: updating Tx power: %d\n",
3345 device_get_nameunit(sc->dev), ic->ic_txpowlimit);
3346
3347 if (!IEEE80211_IS_CHAN_HT40(ic->ic_curchan))
3348 {
3349 txpow_rate = sc->txpow_rate_20mhz;
3350 }
3351 else
3352 {
3353 if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan))
3354 txpow_rate = sc->txpow_rate_40mhz_2ghz;
3355 else
3356 txpow_rate = sc->txpow_rate_40mhz_5ghz;
3357 }
3358
3359 delta = 0;
3360
3361 val = rt2860_io_bbp_read(sc, 1);
3362 val &= 0xfc;
3363
3364 if (ic->ic_txpowlimit > 90)
3365 {
3366 /* do nothing */
3367 }
3368 else if (ic->ic_txpowlimit > 60)
3369 {
3370 delta -= 1;
3371 }
3372 else if (ic->ic_txpowlimit > 30)
3373 {
3374 delta -= 3;
3375 }
3376 else if (ic->ic_txpowlimit > 15)
3377 {
3378 val |= 0x1;
3379 }
3380 else if (ic->ic_txpowlimit > 9)
3381 {
3382 val |= 0x1;
3383 delta -= 3;
3384 }
3385 else
3386 {
3387 val |= 0x2;
3388 }
3389
3390 rt2860_io_bbp_write(sc, 1, val);
3391
3392 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
3393 {
3394 if (txpow_rate[i] == 0xffffffff)
3395 continue;
3396
3397 tmp = rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate[i], delta);
3398
3399 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i), tmp);
3400 }
3401 }
3402
3403 /*
3404 * rt2860_asic_update_promisc
3405 */
3406 static void rt2860_asic_update_promisc(struct rt2860_softc *sc)
3407 {
3408 struct ifnet *ifp;
3409 uint32_t tmp;
3410
3411 ifp = sc->ifp;
3412
3413 printf("%s: %s promiscuous mode\n",
3414 device_get_nameunit(sc->dev),
3415 (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving");
3416
3417 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_FILTER_CFG);
3418
3419 tmp &= ~RT2860_REG_RX_FILTER_DROP_UC_NOME;
3420
3421 if (!(ifp->if_flags & IFF_PROMISC))
3422 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
3423
3424 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
3425 }
3426
3427 /*
3428 * rt2860_asic_updateprot
3429 */
3430 static void rt2860_asic_updateprot(struct rt2860_softc *sc)
3431 {
3432 struct ifnet *ifp;
3433 struct ieee80211com *ic;
3434 struct ieee80211vap *vap;
3435 uint32_t cck_prot, ofdm_prot, mm20_prot, mm40_prot, gf20_prot, gf40_prot;
3436 uint8_t htopmode;
3437 enum ieee80211_protmode htprotmode;
3438
3439 ifp = sc->ifp;
3440 ic = ifp->if_l2com;
3441 vap = TAILQ_FIRST(&ic->ic_vaps);
3442
3443 /* CCK frame protection */
3444
3445 cck_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3446 RT2860_REG_TXOP_ALLOW_ALL | RT2860_REG_PROT_CTRL_NONE;
3447
3448 /* set up protection frame phy mode and rate (MCS code) */
3449
3450 if (ic->ic_curmode == IEEE80211_MODE_11A)
3451 cck_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3452 (0 << RT2860_REG_PROT_MCS_SHIFT);
3453 else
3454 cck_prot |= ((RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3455 (3 << RT2860_REG_PROT_MCS_SHIFT));
3456
3457 rt2860_io_mac_write(sc, RT2860_REG_TX_CCK_PROT_CFG, cck_prot);
3458
3459 /* OFDM frame protection */
3460
3461 ofdm_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3462 RT2860_REG_TXOP_ALLOW_ALL;
3463
3464 if (ic->ic_flags & IEEE80211_F_USEPROT)
3465 {
3466 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3467 "%s: updating protection mode: b/g protection mode=%s\n",
3468 device_get_nameunit(sc->dev),
3469 (ic->ic_protmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3470 ((ic->ic_protmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3471
3472 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3473 ofdm_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3474 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3475 ofdm_prot |= RT2860_REG_PROT_CTRL_CTS;
3476 else
3477 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3478 }
3479 else
3480 {
3481 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3482 "%s: updating protection mode: b/g protection mode=%s\n",
3483 device_get_nameunit(sc->dev), "none");
3484
3485 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3486 }
3487
3488 rt2860_io_mac_write(sc, RT2860_REG_TX_OFDM_PROT_CFG, ofdm_prot);
3489
3490 /* HT frame protection */
3491
3492 if ((vap != NULL) && (vap->iv_opmode == IEEE80211_M_STA) && (vap->iv_state == IEEE80211_S_RUN))
3493 htopmode = vap->iv_bss->ni_htopmode;
3494 else
3495 htopmode = ic->ic_curhtprotmode;
3496
3497 htprotmode = ic->ic_htprotmode;
3498
3499 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3500
3501 if (sc->tx_ampdu_sessions > 0)
3502 {
3503 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3504 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3505 device_get_nameunit(sc->dev));
3506
3507 htopmode = IEEE80211_HTINFO_OPMODE_MIXED;
3508 htprotmode = IEEE80211_PROT_RTSCTS;
3509 }
3510
3511 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3512 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3513 device_get_nameunit(sc->dev),
3514 htopmode & IEEE80211_HTINFO_OPMODE,
3515 (htprotmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3516 ((htprotmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3517
3518 switch (htopmode & IEEE80211_HTINFO_OPMODE)
3519 {
3520 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3521 case IEEE80211_HTINFO_OPMODE_HT20PR:
3522 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3523 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3524 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3525 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3526 (4 << RT2860_REG_PROT_MCS_SHIFT);
3527
3528 gf20_prot = mm20_prot;
3529
3530 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL |
3531 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3532 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3533
3534 if (htprotmode == IEEE80211_PROT_RTSCTS)
3535 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3536 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3537 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3538 else
3539 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3540
3541 gf40_prot = mm40_prot;
3542 break;
3543
3544 /* IEEE80211_HTINFO_OPMODE_MIXED */
3545 case IEEE80211_HTINFO_OPMODE_MIXED:
3546 mm20_prot = RT2860_REG_PROT_NAV_SHORT |
3547 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3548 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20;
3549
3550 if (ic->ic_flags & IEEE80211_F_USEPROT)
3551 mm20_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3552 (3 << RT2860_REG_PROT_MCS_SHIFT);
3553 else
3554 mm20_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3555 (4 << RT2860_REG_PROT_MCS_SHIFT);
3556
3557 if (htprotmode == IEEE80211_PROT_RTSCTS)
3558 mm20_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3559 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3560 mm20_prot |= RT2860_REG_PROT_CTRL_CTS;
3561 else
3562 mm20_prot |= RT2860_REG_PROT_CTRL_NONE;
3563
3564 gf20_prot = mm20_prot;
3565
3566 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL;
3567
3568 if (ic->ic_flags & IEEE80211_F_USEPROT)
3569 mm40_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3570 (3 << RT2860_REG_PROT_MCS_SHIFT);
3571 else
3572 mm40_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3573 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3574
3575 if (htprotmode == IEEE80211_PROT_RTSCTS)
3576 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3577 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3578 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3579 else
3580 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3581
3582 gf40_prot = mm40_prot;
3583 break;
3584
3585 /*
3586 * IEEE80211_HTINFO_OPMODE_PURE
3587 * IEEE80211_HTINFO_OPMODE_PROTOPT
3588 */
3589 case IEEE80211_HTINFO_OPMODE_PURE:
3590 case IEEE80211_HTINFO_OPMODE_PROTOPT:
3591 default:
3592 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3593 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3594 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3595 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3596 (4 << RT2860_REG_PROT_MCS_SHIFT);
3597
3598 gf20_prot = mm20_prot;
3599
3600 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3601 RT2860_REG_TXOP_ALLOW_ALL |
3602 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3603 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3604
3605 gf40_prot = mm40_prot;
3606 break;
3607 }
3608
3609 rt2860_io_mac_write(sc, RT2860_REG_TX_MM20_PROT_CFG, mm20_prot);
3610 rt2860_io_mac_write(sc, RT2860_REG_TX_MM40_PROT_CFG, mm40_prot);
3611 rt2860_io_mac_write(sc, RT2860_REG_TX_GF20_PROT_CFG, gf20_prot);
3612 rt2860_io_mac_write(sc, RT2860_REG_TX_GF40_PROT_CFG, gf40_prot);
3613 }
3614
3615 /*
3616 * rt2860_asic_updateslot
3617 */
3618 static void rt2860_asic_updateslot(struct rt2860_softc *sc)
3619 {
3620 struct ifnet *ifp;
3621 struct ieee80211com *ic;
3622 struct ieee80211vap *vap;
3623 uint32_t tmp;
3624
3625 ifp = sc->ifp;
3626 ic = ifp->if_l2com;
3627 vap = TAILQ_FIRST(&ic->ic_vaps);
3628
3629 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3630 "%s: %s short slot time\n",
3631 device_get_nameunit(sc->dev),
3632 ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3633 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST))) ? "enabling" : "disabling");
3634
3635 tmp = rt2860_io_mac_read(sc, RT2860_REG_BKOFF_SLOT_CFG);
3636
3637 tmp &= ~0xff;
3638
3639 if ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3640 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST)))
3641 tmp |= IEEE80211_DUR_SHSLOT;
3642 else
3643 tmp |= IEEE80211_DUR_SLOT;
3644
3645 rt2860_io_mac_write(sc, RT2860_REG_BKOFF_SLOT_CFG, tmp);
3646 }
3647
3648 /*
3649 * rt2860_asic_wme_update
3650 */
3651 static void rt2860_asic_wme_update(struct rt2860_softc *sc)
3652 {
3653 struct ifnet *ifp;
3654 struct ieee80211com *ic;
3655 struct ieee80211_wme_state *wme;
3656 const struct wmeParams *wmep;
3657 int i;
3658
3659 ifp = sc->ifp;
3660 ic = ifp->if_l2com;
3661 wme = &ic->ic_wme;
3662 wmep = wme->wme_chanParams.cap_wmeParams;
3663
3664 RT2860_DPRINTF(sc, RT2860_DEBUG_WME,
3665 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3666 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3667 device_get_nameunit(sc->dev),
3668 wmep[WME_AC_VO].wmep_aifsn,
3669 wmep[WME_AC_VO].wmep_logcwmin, wmep[WME_AC_VO].wmep_logcwmax,
3670 wmep[WME_AC_VO].wmep_txopLimit,
3671 wmep[WME_AC_VI].wmep_aifsn,
3672 wmep[WME_AC_VI].wmep_logcwmin, wmep[WME_AC_VI].wmep_logcwmax,
3673 wmep[WME_AC_VI].wmep_txopLimit,
3674 wmep[WME_AC_BK].wmep_aifsn,
3675 wmep[WME_AC_BK].wmep_logcwmin, wmep[WME_AC_BK].wmep_logcwmax,
3676 wmep[WME_AC_BK].wmep_txopLimit,
3677 wmep[WME_AC_BE].wmep_aifsn,
3678 wmep[WME_AC_BE].wmep_logcwmin, wmep[WME_AC_BE].wmep_logcwmax,
3679 wmep[WME_AC_BE].wmep_txopLimit);
3680
3681 for (i = 0; i < WME_NUM_AC; i++)
3682 rt2860_io_mac_write(sc, RT2860_REG_TX_EDCA_AC_CFG(i),
3683 (wmep[i].wmep_logcwmax << 16) | (wmep[i].wmep_logcwmin << 12) |
3684 (wmep[i].wmep_aifsn << 8) | wmep[i].wmep_txopLimit);
3685
3686 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_AIFSN_CFG,
3687 (wmep[WME_AC_VO].wmep_aifsn << 12) | (wmep[WME_AC_VI].wmep_aifsn << 8) |
3688 (wmep[WME_AC_BK].wmep_aifsn << 4) | wmep[WME_AC_BE].wmep_aifsn);
3689
3690 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMIN_CFG,
3691 (wmep[WME_AC_VO].wmep_logcwmin << 12) | (wmep[WME_AC_VI].wmep_logcwmin << 8) |
3692 (wmep[WME_AC_BK].wmep_logcwmin << 4) | wmep[WME_AC_BE].wmep_logcwmin);
3693
3694 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMAX_CFG,
3695 (wmep[WME_AC_VO].wmep_logcwmax << 12) | (wmep[WME_AC_VI].wmep_logcwmax << 8) |
3696 (wmep[WME_AC_BK].wmep_logcwmax << 4) | wmep[WME_AC_BE].wmep_logcwmax);
3697
3698 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG,
3699 (wmep[WME_AC_BK].wmep_txopLimit << 16) | wmep[WME_AC_BE].wmep_txopLimit);
3700
3701 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
3702 (wmep[WME_AC_VO].wmep_txopLimit << 16) | wmep[WME_AC_VI].wmep_txopLimit);
3703 }
3704
3705 /*
3706 * rt2860_asic_update_beacon
3707 */
3708 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
3709 struct ieee80211vap *vap)
3710 {
3711 struct rt2860_softc_vap *rvap;
3712 struct mbuf *m;
3713 struct rt2860_txwi *txwi;
3714 uint32_t tmp;
3715
3716 rvap = (struct rt2860_softc_vap *) vap;
3717
3718 m = rvap->beacon_mbuf;
3719 txwi = &rvap->beacon_txwi;
3720
3721 /* disable temporarily TSF sync */
3722
3723 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3724
3725 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3726 RT2860_REG_TSF_TIMER_ENABLE |
3727 RT2860_REG_TBTT_TIMER_ENABLE);
3728
3729 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3730
3731 /* write Tx wireless info and beacon frame to on-chip memory */
3732
3733 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0),
3734 txwi, sizeof(struct rt2860_txwi));
3735
3736 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi),
3737 mtod(m, uint8_t *), m->m_pkthdr.len);
3738
3739 /* enable again TSF sync */
3740
3741 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3742
3743 tmp |= (RT2860_REG_BCN_TX_ENABLE |
3744 RT2860_REG_TSF_TIMER_ENABLE |
3745 RT2860_REG_TBTT_TIMER_ENABLE);
3746
3747 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3748 }
3749
3750 /*
3751 * rt2860_asic_clear_keytables
3752 */
3753 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc)
3754 {
3755 int i;
3756
3757 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3758
3759 for (i = 0; i < 256; i++)
3760 {
3761 rt2860_io_mac_write(sc, RT2860_REG_WCID(i), 0xffffffff);
3762 rt2860_io_mac_write(sc, RT2860_REG_WCID(i) + 4, 0x0000ffff);
3763 }
3764
3765 /* clear WCID attribute table (entries = 256, entry size = 4) */
3766
3767 rt2860_io_mac_set_region_4(sc, RT2860_REG_WCID_ATTR(0), 0, 256);
3768
3769 /* clear IV/EIV table (entries = 256, entry size = 8) */
3770
3771 rt2860_io_mac_set_region_4(sc, RT2860_REG_IVEIV(0), 0, 2 * 256);
3772
3773 /* clear pairwise key table (entries = 64, entry size = 32) */
3774
3775 rt2860_io_mac_set_region_4(sc, RT2860_REG_PKEY(0), 0, 8 * 64);
3776
3777 /* clear shared key table (entries = 32, entry size = 32) */
3778
3779 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3780
3781 /* clear shared key mode (entries = 32, entry size = 2) */
3782
3783 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY_MODE(0), 0, 16);
3784 }
3785
3786 /*
3787 * rt2860_beacon_alloc
3788 */
3789 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
3790 struct ieee80211vap *vap)
3791 {
3792 struct ieee80211com *ic;
3793 struct rt2860_softc_vap *rvap;
3794 struct mbuf *m;
3795 struct rt2860_txwi txwi;
3796 uint8_t rate, mcs;
3797
3798 ic = vap->iv_ic;
3799 rvap = (struct rt2860_softc_vap *) vap;
3800
3801 m = ieee80211_beacon_alloc(vap->iv_bss, &rvap->beacon_offsets);
3802 if (m == NULL)
3803 return ENOMEM;
3804
3805 rate = IEEE80211_IS_CHAN_5GHZ(vap->iv_bss->ni_chan) ? 12 : 2;
3806 mcs = rt2860_rate2mcs(rate);
3807
3808 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3809 "%s: beacon allocate: mcs=0x%02x\n",
3810 device_get_nameunit(sc->dev), mcs);
3811
3812 memset(&txwi, 0, sizeof(struct rt2860_txwi));
3813
3814 txwi.wcid = RT2860_WCID_RESERVED;
3815 txwi.pid_mpdu_len = ((htole16(m->m_pkthdr.len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3816 RT2860_TXWI_MPDU_LEN_SHIFT);
3817 txwi.txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3818 txwi.mpdu_density_flags |=
3819 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3820 txwi.bawin_size_xflags |=
3821 (RT2860_TXWI_XFLAGS_NSEQ << RT2860_TXWI_XFLAGS_SHIFT);
3822
3823 if (rate == 2)
3824 {
3825 txwi.phymode_ifs_stbc_shortgi =
3826 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3827
3828 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3829 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3830 }
3831 else
3832 {
3833 txwi.phymode_ifs_stbc_shortgi =
3834 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3835 }
3836
3837 txwi.bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
3838 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3839
3840 if (rvap->beacon_mbuf != NULL)
3841 {
3842 m_free(rvap->beacon_mbuf);
3843 rvap->beacon_mbuf = NULL;
3844 }
3845
3846 rvap->beacon_mbuf = m;
3847 rvap->beacon_txwi = txwi;
3848
3849 return 0;
3850 }
3851
3852 /*
3853 * rt2860_rxrate
3854 */
3855 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi)
3856 {
3857 uint8_t mcs, phymode;
3858 uint8_t rate;
3859
3860 mcs = (rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK;
3861 phymode = (rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
3862 RT2860_RXWI_PHYMODE_MASK;
3863
3864 rate = 2;
3865
3866 switch (phymode)
3867 {
3868 case RT2860_RXWI_PHYMODE_CCK:
3869 switch (mcs & ~RT2860_RXWI_MCS_SHOTPRE)
3870 {
3871 case 0: rate = 2; break; /* 1 Mbps */
3872 case 1: rate = 4; break; /* 2 MBps */
3873 case 2: rate = 11; break; /* 5.5 Mbps */
3874 case 3: rate = 22; break; /* 11 Mbps */
3875 }
3876 break;
3877
3878 case RT2860_RXWI_PHYMODE_OFDM:
3879 switch (mcs)
3880 {
3881 case 0: rate = 12; break; /* 6 Mbps */
3882 case 1: rate = 18; break; /* 9 Mbps */
3883 case 2: rate = 24; break; /* 12 Mbps */
3884 case 3: rate = 36; break; /* 18 Mbps */
3885 case 4: rate = 48; break; /* 24 Mbps */
3886 case 5: rate = 72; break; /* 36 Mbps */
3887 case 6: rate = 96; break; /* 48 Mbps */
3888 case 7: rate = 108; break; /* 54 Mbps */
3889 }
3890 break;
3891
3892 case RT2860_RXWI_PHYMODE_HT_MIXED:
3893 case RT2860_RXWI_PHYMODE_HT_GF:
3894 break;
3895 }
3896
3897 return rate;
3898 }
3899
3900 /*
3901 * rt2860_maxrssi_rxpath
3902 */
3903 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
3904 const struct rt2860_rxwi *rxwi)
3905 {
3906 uint8_t rxpath;
3907
3908 rxpath = 0;
3909
3910 if (sc->nrxpath > 1)
3911 if (rxwi->rssi[1] > rxwi->rssi[rxpath])
3912 rxpath = 1;
3913
3914 if (sc->nrxpath > 2)
3915 if (rxwi->rssi[2] > rxwi->rssi[rxpath])
3916 rxpath = 2;
3917
3918 return rxpath;
3919 }
3920
3921 /*
3922 * rt2860_rssi2dbm
3923 */
3924 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
3925 uint8_t rssi, uint8_t rxpath)
3926 {
3927 struct ifnet *ifp;
3928 struct ieee80211com *ic;
3929 struct ieee80211_channel *c;
3930 int chan;
3931 int8_t rssi_off, lna_gain;
3932
3933 if (rssi == 0)
3934 return -99;
3935
3936 ifp = sc->ifp;
3937 ic = ifp->if_l2com;
3938 c = ic->ic_curchan;
3939 chan = ieee80211_chan2ieee(ic, c);
3940
3941 if (IEEE80211_IS_CHAN_5GHZ(c))
3942 {
3943 rssi_off = sc->rssi_off_5ghz[rxpath];
3944
3945 if (chan <= 64)
3946 lna_gain = sc->lna_gain[1];
3947 else if (chan <= 128)
3948 lna_gain = sc->lna_gain[2];
3949 else
3950 lna_gain = sc->lna_gain[3];
3951 }
3952 else
3953 {
3954 rssi_off = sc->rssi_off_2ghz[rxpath] - sc->lna_gain[0];
3955 lna_gain = sc->lna_gain[0];
3956 }
3957
3958 return (-12 - rssi_off - lna_gain - rssi);
3959 }
3960
3961 /*
3962 * rt2860_rate2mcs
3963 */
3964 static uint8_t rt2860_rate2mcs(uint8_t rate)
3965 {
3966 switch (rate)
3967 {
3968 /* CCK rates */
3969 case 2: return 0;
3970 case 4: return 1;
3971 case 11: return 2;
3972 case 22: return 3;
3973
3974 /* OFDM rates */
3975 case 12: return 0;
3976 case 18: return 1;
3977 case 24: return 2;
3978 case 36: return 3;
3979 case 48: return 4;
3980 case 72: return 5;
3981 case 96: return 6;
3982 case 108: return 7;
3983 }
3984
3985 return 0;
3986 }
3987
3988 /*
3989 * rt2860_tx_mgmt
3990 */
3991 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
3992 struct mbuf *m, struct ieee80211_node *ni, int qid)
3993 {
3994 struct ifnet *ifp;
3995 struct ieee80211com *ic;
3996 struct ieee80211vap *vap;
3997 const struct ieee80211_txparam *tp;
3998 struct rt2860_softc_node *rni;
3999 struct rt2860_softc_tx_ring *ring;
4000 struct rt2860_softc_tx_data *data;
4001 struct rt2860_txdesc *desc;
4002 struct rt2860_txwi *txwi;
4003 struct ieee80211_frame *wh;
4004 struct rt2860_softc_tx_radiotap_header *tap;
4005 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4006 u_int hdrsize, hdrspace;
4007 uint8_t rate, stbc, shortgi, mcs, pid, qsel;
4008 uint16_t len, dmalen, mpdu_len, dur;
4009 int error, mimops, ndmasegs, ndescs, i, j;
4010
4011 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4012 ("%s: Tx MGMT: invalid qid=%d\n",
4013 device_get_nameunit(sc->dev), qid));
4014
4015 RT2860_SOFTC_TX_RING_ASSERT_LOCKED(&sc->tx_ring[qid]);
4016
4017 ifp = sc->ifp;
4018 ic = ifp->if_l2com;
4019 vap = ni->ni_vap;
4020 rni = (struct rt2860_softc_node *) ni;
4021 tp = ni->ni_txparms;
4022
4023 ring = &sc->tx_ring[qid];
4024 desc = &ring->desc[ring->desc_cur];
4025 data = &ring->data[ring->data_cur];
4026 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4027
4028 wh = mtod(m, struct ieee80211_frame *);
4029
4030 rate = tp->mgmtrate & IEEE80211_RATE_VAL;
4031
4032 /* fill Tx wireless info */
4033
4034 if (ni->ni_flags & IEEE80211_NODE_HT)
4035 mcs = rate;
4036 else
4037 mcs = rt2860_rate2mcs(rate);
4038
4039 /* calculate MPDU length without padding */
4040
4041 hdrsize = ieee80211_hdrsize(wh);
4042 hdrspace = ieee80211_hdrspace(ic, wh);
4043 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4044
4045 memset(txwi, 0, sizeof(struct rt2860_txwi));
4046
4047 /* management frames do not need encryption */
4048
4049 txwi->wcid = RT2860_WCID_RESERVED;
4050
4051 /* MIMO power save */
4052
4053 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4054 {
4055 if (mcs > 7)
4056 {
4057 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4058 {
4059 /* dynamic MIMO power save */
4060
4061 txwi->mpdu_density_flags |=
4062 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4063 }
4064 else
4065 {
4066 /* static MIMO power save */
4067
4068 mcs = 7;
4069 }
4070 }
4071
4072 mimops = 1;
4073 }
4074 else
4075 {
4076 mimops = 0;
4077 }
4078
4079 pid = mcs;
4080
4081 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4082 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4083 RT2860_TXWI_MPDU_LEN_SHIFT);
4084
4085 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4086 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4087
4088 shortgi = ((ni->ni_flags & IEEE80211_NODE_SGI20) && (ni->ni_chw == 20)) ||
4089 ((ni->ni_flags & IEEE80211_NODE_SGI40) && (ni->ni_chw == 40));
4090
4091 txwi->phymode_ifs_stbc_shortgi |=
4092 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4093 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4094
4095 if (ni->ni_flags & IEEE80211_NODE_HT)
4096 {
4097 txwi->phymode_ifs_stbc_shortgi |=
4098 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4099 }
4100 else
4101 {
4102 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4103 {
4104 txwi->phymode_ifs_stbc_shortgi |=
4105 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4106
4107 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4108 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4109 }
4110 else
4111 {
4112 txwi->phymode_ifs_stbc_shortgi |=
4113 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4114 }
4115 }
4116
4117 txwi->bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
4118 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4119
4120 txwi->txop = (RT2860_TXWI_TXOP_BACKOFF << RT2860_TXWI_TXOP_SHIFT);
4121
4122 /* skip ACKs for multicast frames */
4123
4124 if (!IEEE80211_IS_MULTICAST(wh->i_addr1))
4125 {
4126 txwi->bawin_size_xflags |=
4127 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4128
4129 if (ni->ni_flags & IEEE80211_NODE_HT)
4130 {
4131 /* preamble + plcp + signal extension + SIFS */
4132
4133 dur = 16 + 4 + 6 + 10;
4134 }
4135 else
4136 {
4137 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4138 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4139 }
4140
4141 *(uint16_t *) wh->i_dur = htole16(dur);
4142 }
4143
4144 /* ask MAC to insert timestamp into probe responses */
4145
4146 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4147 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4148 txwi->mpdu_density_flags |=
4149 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4150
4151 if (ieee80211_radiotap_active_vap(vap))
4152 {
4153 tap = &sc->txtap;
4154
4155 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4156 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4157 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4158 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4159 tap->chan_maxpow = 0;
4160
4161 if (ni->ni_flags & IEEE80211_NODE_HT)
4162 tap->rate = mcs | IEEE80211_RATE_MCS;
4163 else
4164 tap->rate = rate;
4165
4166 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4167 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4168
4169 if (shortgi)
4170 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4171
4172 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4173 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4174
4175 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4176 {
4177 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4178
4179 ieee80211_radiotap_tx(vap, m);
4180
4181 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4182 }
4183 else
4184 {
4185 ieee80211_radiotap_tx(vap, m);
4186 }
4187 }
4188
4189 /* copy and trim 802.11 header */
4190
4191 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4192 m_adj(m, hdrspace);
4193
4194 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4195 dma_seg, &ndmasegs, 0);
4196 if (error != 0)
4197 {
4198 /* too many fragments, linearize */
4199
4200 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4201 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4202 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4203
4204 m = m_defrag(m, M_DONTWAIT);
4205 if (m == NULL)
4206 return ENOMEM;
4207
4208 sc->tx_defrag_packets++;
4209
4210 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4211 dma_seg, &ndmasegs, 0);
4212 if (error != 0)
4213 {
4214 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4215 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4216 m_freem(m);
4217 return error;
4218 }
4219 }
4220
4221 if (m->m_pkthdr.len == 0)
4222 ndmasegs = 0;
4223
4224 /* determine how many Tx descs are required */
4225
4226 ndescs = 1 + ndmasegs / 2;
4227 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4228 {
4229 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4230 "%s: there are not enough Tx descs\n",
4231 device_get_nameunit(sc->dev));
4232
4233 sc->no_tx_desc_avail++;
4234
4235 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4236 m_freem(m);
4237 return EFBIG;
4238 }
4239
4240 data->m = m;
4241 data->ni = ni;
4242
4243 /* set up Tx descs */
4244
4245 /* first segment is Tx wireless info and 802.11 header */
4246
4247 len = sizeof(struct rt2860_txwi) + hdrsize;
4248
4249 /* align end on a 4-bytes boundary */
4250
4251 dmalen = (len + 3) & ~ 3;
4252
4253 memset((caddr_t) txwi + len, 0, dmalen - len);
4254
4255 qsel = RT2860_TXDESC_QSEL_EDCA;
4256
4257 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4258 desc->sdl0 = htole16(dmalen);
4259 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4260
4261 /* set up payload segments */
4262
4263 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4264 {
4265 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4266 desc->sdl1 = htole16(dma_seg[j].ds_len);
4267
4268 ring->desc_queued++;
4269 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4270
4271 j++;
4272
4273 desc = &ring->desc[ring->desc_cur];
4274
4275 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4276 desc->sdl0 = htole16(dma_seg[j].ds_len);
4277 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4278
4279 j++;
4280 }
4281
4282 /* finalize last payload segment */
4283
4284 if (i > 0)
4285 {
4286 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4287 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4288 }
4289 else
4290 {
4291 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4292 desc->sdl1 = 0;
4293 }
4294
4295 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4296 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4297 "stbc=%d, shortgi=%d, mcs=%d, mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4298 device_get_nameunit(sc->dev),
4299 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4300 stbc, shortgi, mcs, mimops, dmalen, ndmasegs,
4301 (int) dma_seg[0].ds_len, (int) dma_seg[1].ds_len, (int) dma_seg[2].ds_len, (int) dma_seg[3].ds_len, (int) dma_seg[4].ds_len);
4302
4303 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4304 BUS_DMASYNC_PREWRITE);
4305 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4306 BUS_DMASYNC_PREWRITE);
4307 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4308 BUS_DMASYNC_PREWRITE);
4309
4310 ring->desc_queued++;
4311 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4312
4313 ring->data_queued++;
4314 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4315
4316 /* kick Tx */
4317
4318 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4319
4320 return 0;
4321 }
4322
4323 /*
4324 * rt2860_tx_data
4325 */
4326 static int rt2860_tx_data(struct rt2860_softc *sc,
4327 struct mbuf *m, struct ieee80211_node *ni, int qid)
4328 {
4329 struct ifnet *ifp;
4330 struct ieee80211com *ic;
4331 struct ieee80211vap *vap;
4332 const struct ieee80211_txparam *tp;
4333 struct rt2860_softc_node *rni;
4334 struct rt2860_softc_tx_ring *ring;
4335 struct rt2860_softc_tx_data *data;
4336 struct rt2860_txdesc *desc;
4337 struct rt2860_txwi *txwi;
4338 struct ieee80211_frame *wh;
4339 struct ieee80211_tx_ampdu *tx_ampdu;
4340 ieee80211_seq seqno;
4341 struct rt2860_softc_tx_radiotap_header *tap;
4342 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4343 u_int hdrsize, hdrspace;
4344 uint8_t type, rate, bw, stbc, shortgi, mcs, pid, wcid, mpdu_density, bawin_size, qsel;
4345 uint16_t qos, len, dmalen, mpdu_len, dur;
4346 int error, hasqos, ac, tid, ampdu, mimops, ndmasegs, ndescs, i, j;
4347
4348 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4349 ("%s: Tx data: invalid qid=%d\n",
4350 device_get_nameunit(sc->dev), qid));
4351
4352 RT2860_SOFTC_TX_RING_ASSERT_LOCKED(&sc->tx_ring[qid]);
4353
4354 ifp = sc->ifp;
4355 ic = ifp->if_l2com;
4356 vap = ni->ni_vap;
4357 rni = (struct rt2860_softc_node *) ni;
4358 tp = ni->ni_txparms;
4359
4360 ring = &sc->tx_ring[qid];
4361 desc = &ring->desc[ring->desc_cur];
4362 data = &ring->data[ring->data_cur];
4363 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4364
4365 wh = mtod(m, struct ieee80211_frame *);
4366
4367 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
4368
4369 hasqos = IEEE80211_QOS_HAS_SEQ(wh);
4370 if (hasqos)
4371 {
4372 if (IEEE80211_HAS_ADDR4(wh))
4373 qos = le16toh(*(const uint16_t *)
4374 (((struct ieee80211_qosframe_addr4 *) wh)->i_qos));
4375 else
4376 qos = le16toh(*(const uint16_t *)
4377 (((struct ieee80211_qosframe *) wh)->i_qos));
4378 }
4379 else
4380 {
4381 qos = 0;
4382 }
4383
4384 if (IEEE80211_IS_MULTICAST(wh->i_addr1))
4385 rate = tp->mcastrate;
4386 else if (m->m_flags & M_EAPOL)
4387 rate = tp->mgmtrate;
4388 else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
4389 rate = tp->ucastrate;
4390 else
4391 rate = ni->ni_txrate;
4392
4393 rate &= IEEE80211_RATE_VAL;
4394
4395 /* fill Tx wireless info */
4396
4397 if (ni->ni_flags & IEEE80211_NODE_HT)
4398 mcs = rate;
4399 else
4400 mcs = rt2860_rate2mcs(rate);
4401
4402 if (type == IEEE80211_FC0_TYPE_DATA)
4403 wcid = !IEEE80211_IS_MULTICAST(wh->i_addr1) ? rni->staid : RT2860_WCID_MCAST;
4404 else
4405 wcid = RT2860_WCID_RESERVED;
4406
4407 /* calculate MPDU length without padding */
4408
4409 hdrsize = ieee80211_hdrsize(wh);
4410 hdrspace = ieee80211_hdrspace(ic, wh);
4411 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4412
4413 memset(txwi, 0, sizeof(struct rt2860_txwi));
4414
4415 txwi->wcid = wcid;
4416
4417 /* MIMO power save */
4418
4419 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4420 {
4421 if (mcs > 7)
4422 {
4423 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4424 {
4425 /* dynamic MIMO power save */
4426
4427 txwi->mpdu_density_flags |=
4428 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4429 }
4430 else
4431 {
4432 /* static MIMO power save */
4433
4434 mcs = 7;
4435 }
4436 }
4437
4438 mimops = 1;
4439 }
4440 else
4441 {
4442 mimops = 0;
4443 }
4444
4445 pid = mcs;
4446
4447 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4448 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4449 RT2860_TXWI_MPDU_LEN_SHIFT);
4450
4451 stbc = (ic->ic_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4452 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4453
4454 shortgi = ((ni->ni_flags & IEEE80211_NODE_SGI20) && (ni->ni_chw == 20)) ||
4455 ((ni->ni_flags & IEEE80211_NODE_SGI40) && (ni->ni_chw == 40));
4456
4457 txwi->phymode_ifs_stbc_shortgi |=
4458 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4459 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4460
4461 if (ni->ni_flags & IEEE80211_NODE_HT)
4462 {
4463 txwi->phymode_ifs_stbc_shortgi |=
4464 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4465 }
4466 else
4467 {
4468 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4469 {
4470 txwi->phymode_ifs_stbc_shortgi |=
4471 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4472
4473 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4474 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4475 }
4476 else
4477 {
4478 txwi->phymode_ifs_stbc_shortgi |=
4479 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4480 }
4481 }
4482
4483 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_chw == 40))
4484 bw = RT2860_TXWI_BW_40;
4485 else
4486 bw = RT2860_TXWI_BW_20;
4487
4488 txwi->bw_mcs = ((bw & RT2860_TXWI_BW_MASK) << RT2860_TXWI_BW_SHIFT) |
4489 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4490
4491 txwi->txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
4492
4493 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
4494 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != IEEE80211_QOS_ACKPOLICY_NOACK))
4495 {
4496 txwi->bawin_size_xflags |=
4497 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4498
4499 if (ni->ni_flags & IEEE80211_NODE_HT)
4500 {
4501 /* preamble + plcp + signal extension + SIFS */
4502
4503 dur = 16 + 4 + 6 + 10;
4504 }
4505 else
4506 {
4507 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4508 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4509 }
4510
4511 *(uint16_t *) wh->i_dur = htole16(dur);
4512 }
4513
4514 /* check for A-MPDU */
4515
4516 if (m->m_flags & M_AMPDU_MPDU)
4517 {
4518 ac = M_WME_GETAC(m);
4519 tid = WME_AC_TO_TID(ac);
4520 tx_ampdu = &ni->ni_tx_ampdu[ac];
4521
4522 mpdu_density = RT2860_MS(ni->ni_htparam, IEEE80211_HTCAP_MPDUDENSITY);
4523 bawin_size = tx_ampdu->txa_wnd;
4524
4525 txwi->mpdu_density_flags |=
4526 ((mpdu_density & RT2860_TXWI_MPDU_DENSITY_MASK) << RT2860_TXWI_MPDU_DENSITY_SHIFT) |
4527 (RT2860_TXWI_FLAGS_AMPDU << RT2860_TXWI_FLAGS_SHIFT);
4528
4529 txwi->bawin_size_xflags |=
4530 ((bawin_size & RT2860_TXWI_BAWIN_SIZE_MASK) << RT2860_TXWI_BAWIN_SIZE_SHIFT);
4531
4532 seqno = ni->ni_txseqs[tid]++;
4533
4534 *(uint16_t *) &wh->i_seq[0] = htole16(seqno << IEEE80211_SEQ_SEQ_SHIFT);
4535
4536 ampdu = 1;
4537 }
4538 else
4539 {
4540 ampdu = 0;
4541 }
4542
4543 /* ask MAC to insert timestamp into probe responses */
4544
4545 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4546 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4547 txwi->mpdu_density_flags |=
4548 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4549
4550 if (ieee80211_radiotap_active_vap(vap))
4551 {
4552 tap = &sc->txtap;
4553
4554 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4555 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4556 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4557 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4558 tap->chan_maxpow = 0;
4559
4560 if (ni->ni_flags & IEEE80211_NODE_HT)
4561 tap->rate = mcs | IEEE80211_RATE_MCS;
4562 else
4563 tap->rate = rate;
4564
4565 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4566 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4567
4568 if (shortgi)
4569 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4570
4571 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4572 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4573
4574 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4575 {
4576 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4577
4578 ieee80211_radiotap_tx(vap, m);
4579
4580 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4581 }
4582 else
4583 {
4584 ieee80211_radiotap_tx(vap, m);
4585 }
4586 }
4587
4588 /* copy and trim 802.11 header */
4589
4590 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4591 m_adj(m, hdrspace);
4592
4593 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4594 dma_seg, &ndmasegs, 0);
4595 if (error != 0)
4596 {
4597 /* too many fragments, linearize */
4598
4599 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4600 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4601 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4602
4603 m = m_defrag(m, M_DONTWAIT);
4604 if (m == NULL)
4605 return ENOMEM;
4606
4607 sc->tx_defrag_packets++;
4608
4609 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4610 dma_seg, &ndmasegs, 0);
4611 if (error != 0)
4612 {
4613 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4614 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4615 m_freem(m);
4616 return error;
4617 }
4618 }
4619
4620 if (m->m_pkthdr.len == 0)
4621 ndmasegs = 0;
4622
4623 /* determine how many Tx descs are required */
4624
4625 ndescs = 1 + ndmasegs / 2;
4626 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4627 {
4628 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4629 "%s: there are not enough Tx descs\n",
4630 device_get_nameunit(sc->dev));
4631
4632 sc->no_tx_desc_avail++;
4633
4634 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4635 m_freem(m);
4636 return EFBIG;
4637 }
4638
4639 data->m = m;
4640 data->ni = ni;
4641
4642 /* set up Tx descs */
4643
4644 /* first segment is Tx wireless info and 802.11 header */
4645
4646 len = sizeof(struct rt2860_txwi) + hdrsize;
4647
4648 /* align end on a 4-bytes boundary */
4649
4650 dmalen = (len + 3) & ~ 3;
4651
4652 memset((caddr_t) txwi + len, 0, dmalen - len);
4653
4654 qsel = RT2860_TXDESC_QSEL_EDCA;
4655
4656 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4657 desc->sdl0 = htole16(dmalen);
4658 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4659
4660 /* set up payload segments */
4661
4662 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4663 {
4664 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4665 desc->sdl1 = htole16(dma_seg[j].ds_len);
4666
4667 ring->desc_queued++;
4668 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4669
4670 j++;
4671
4672 desc = &ring->desc[ring->desc_cur];
4673
4674 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4675 desc->sdl0 = htole16(dma_seg[j].ds_len);
4676 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4677
4678 j++;
4679 }
4680
4681 /* finalize last payload segment */
4682
4683 if (i > 0)
4684 {
4685 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4686 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4687 }
4688 else
4689 {
4690 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4691 desc->sdl1 = 0;
4692 }
4693
4694 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4695 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4696 "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",
4697 device_get_nameunit(sc->dev),
4698 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4699 bw, stbc, shortgi, mcs, wcid, ampdu, mimops, dmalen, ndmasegs,
4700 (int) dma_seg[0].ds_len, (int) dma_seg[1].ds_len, (int) dma_seg[2].ds_len, (int) dma_seg[3].ds_len, (int) dma_seg[4].ds_len);
4701
4702 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4703 BUS_DMASYNC_PREWRITE);
4704 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4705 BUS_DMASYNC_PREWRITE);
4706 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4707 BUS_DMASYNC_PREWRITE);
4708
4709 ring->desc_queued++;
4710 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4711
4712 ring->data_queued++;
4713 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4714
4715 /* kick Tx */
4716
4717 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4718
4719 return 0;
4720 }
4721
4722 /*
4723 * rt2860_tx_raw
4724 */
4725 static int rt2860_tx_raw(struct rt2860_softc *sc,
4726 struct mbuf *m, struct ieee80211_node *ni,
4727 const struct ieee80211_bpf_params *params)
4728 {
4729 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4730 "%s: Tx raw\n",
4731 device_get_nameunit(sc->dev));
4732
4733 return 0;
4734 }
4735
4736 /*
4737 * rt2860_intr
4738 */
4739 static void rt2860_intr(void *arg)
4740 {
4741 struct rt2860_softc *sc;
4742 struct ifnet *ifp;
4743 uint32_t status;
4744
4745 sc = arg;
4746 ifp = sc->ifp;
4747
4748 /* acknowledge interrupts */
4749
4750 status = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_INT_STATUS);
4751 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, status);
4752
4753 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4754 "%s: interrupt: status = 0x%08x\n",
4755 device_get_nameunit(sc->dev), status);
4756
4757 if (status == 0xffffffff || /* device likely went away */
4758 status == 0) /* not for us */
4759 return;
4760
4761 sc->interrupts++;
4762
4763 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4764 return;
4765
4766 if (status & RT2860_REG_INT_TX_COHERENT)
4767 rt2860_tx_coherent_intr(sc);
4768
4769 if (status & RT2860_REG_INT_RX_COHERENT)
4770 rt2860_rx_coherent_intr(sc);
4771
4772 if (status & RT2860_REG_INT_TXRX_COHERENT)
4773 rt2860_txrx_coherent_intr(sc);
4774
4775 if (status & RT2860_REG_INT_FIFO_STA_FULL)
4776 rt2860_fifo_sta_full_intr(sc);
4777
4778 if (status & RT2860_REG_INT_TX_MGMT_DONE)
4779 rt2860_tx_intr(sc, 5);
4780
4781 if (status & RT2860_REG_INT_RX_DONE)
4782 rt2860_rx_intr(sc);
4783
4784 if (status & RT2860_REG_INT_RX_DELAY_DONE)
4785 rt2860_rx_delay_intr(sc);
4786
4787 if (status & RT2860_REG_INT_TX_HCCA_DONE)
4788 rt2860_tx_intr(sc, 4);
4789
4790 if (status & RT2860_REG_INT_TX_AC3_DONE)
4791 rt2860_tx_intr(sc, 3);
4792
4793 if (status & RT2860_REG_INT_TX_AC2_DONE)
4794 rt2860_tx_intr(sc, 2);
4795
4796 if (status & RT2860_REG_INT_TX_AC1_DONE)
4797 rt2860_tx_intr(sc, 1);
4798
4799 if (status & RT2860_REG_INT_TX_AC0_DONE)
4800 rt2860_tx_intr(sc, 0);
4801
4802 if (status & RT2860_REG_INT_TX_DELAY_DONE)
4803 rt2860_tx_delay_intr(sc);
4804
4805 if (status & RT2860_REG_INT_PRE_TBTT)
4806 rt2860_pre_tbtt_intr(sc);
4807
4808 if (status & RT2860_REG_INT_TBTT)
4809 rt2860_tbtt_intr(sc);
4810
4811 if (status & RT2860_REG_INT_MCU_CMD)
4812 rt2860_mcu_cmd_intr(sc);
4813
4814 if (status & RT2860_REG_INT_AUTO_WAKEUP)
4815 rt2860_auto_wakeup_intr(sc);
4816
4817 if (status & RT2860_REG_INT_GP_TIMER)
4818 rt2860_gp_timer_intr(sc);
4819 }
4820
4821 /*
4822 * rt2860_tx_coherent_intr
4823 */
4824 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc)
4825 {
4826 uint32_t tmp;
4827 int i;
4828
4829 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4830 "%s: Tx coherent interrupt\n",
4831 device_get_nameunit(sc->dev));
4832
4833 sc->tx_coherent_interrupts++;
4834
4835 /* restart DMA engine */
4836
4837 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4838
4839 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4840 RT2860_REG_RX_DMA_ENABLE |
4841 RT2860_REG_TX_DMA_ENABLE);
4842
4843 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4844
4845 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4846
4847 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4848 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4849
4850 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4851 {
4852 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4853 sc->tx_ring[i].desc_phys_addr);
4854 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4855 RT2860_SOFTC_TX_RING_DESC_COUNT);
4856 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4857 }
4858
4859 /* init Rx ring */
4860
4861 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4862
4863 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4864 sc->rx_ring.desc_phys_addr);
4865 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4866 RT2860_SOFTC_RX_RING_DATA_COUNT);
4867 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4868 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4869
4870 rt2860_txrx_enable(sc);
4871 }
4872
4873 /*
4874 * rt2860_rx_coherent_intr
4875 */
4876 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc)
4877 {
4878 uint32_t tmp;
4879 int i;
4880
4881 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4882 "%s: Rx coherent interrupt\n",
4883 device_get_nameunit(sc->dev));
4884
4885 sc->rx_coherent_interrupts++;
4886
4887 /* restart DMA engine */
4888
4889 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4890
4891 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4892 RT2860_REG_RX_DMA_ENABLE |
4893 RT2860_REG_TX_DMA_ENABLE);
4894
4895 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4896
4897 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4898
4899 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4900 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4901
4902 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4903 {
4904 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4905 sc->tx_ring[i].desc_phys_addr);
4906 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4907 RT2860_SOFTC_TX_RING_DESC_COUNT);
4908 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4909 }
4910
4911 /* init Rx ring */
4912
4913 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4914
4915 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4916 sc->rx_ring.desc_phys_addr);
4917 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4918 RT2860_SOFTC_RX_RING_DATA_COUNT);
4919 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4920 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4921
4922 rt2860_txrx_enable(sc);
4923 }
4924
4925 /*
4926 * rt2860_txrx_coherent_intr
4927 */
4928 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc)
4929 {
4930 uint32_t tmp;
4931 int i;
4932
4933 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4934 "%s: Tx/Rx coherent interrupt\n",
4935 device_get_nameunit(sc->dev));
4936
4937 sc->txrx_coherent_interrupts++;
4938
4939 /* restart DMA engine */
4940
4941 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4942
4943 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4944 RT2860_REG_RX_DMA_ENABLE |
4945 RT2860_REG_TX_DMA_ENABLE);
4946
4947 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4948
4949 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4950
4951 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4952 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4953
4954 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4955 {
4956 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4957 sc->tx_ring[i].desc_phys_addr);
4958 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4959 RT2860_SOFTC_TX_RING_DESC_COUNT);
4960 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4961 }
4962
4963 /* init Rx ring */
4964
4965 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4966
4967 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4968 sc->rx_ring.desc_phys_addr);
4969 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4970 RT2860_SOFTC_RX_RING_DATA_COUNT);
4971 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4972 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4973
4974 rt2860_txrx_enable(sc);
4975 }
4976
4977 /*
4978 * rt2860_fifo_sta_full_intr
4979 */
4980 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc)
4981 {
4982 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4983 "%s: FIFO statistic full interrupt\n",
4984 device_get_nameunit(sc->dev));
4985
4986 sc->fifo_sta_full_interrupts++;
4987
4988 RT2860_SOFTC_LOCK(sc);
4989
4990 if (!(sc->intr_disable_mask & RT2860_REG_INT_FIFO_STA_FULL))
4991 {
4992 rt2860_intr_disable(sc, RT2860_REG_INT_FIFO_STA_FULL);
4993
4994 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
4995 }
4996
4997 sc->intr_pending_mask |= RT2860_REG_INT_FIFO_STA_FULL;
4998
4999 RT2860_SOFTC_UNLOCK(sc);
5000 }
5001
5002 /*
5003 * rt2860_rx_intr
5004 */
5005 static void rt2860_rx_intr(struct rt2860_softc *sc)
5006 {
5007 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5008 "%s: Rx interrupt\n",
5009 device_get_nameunit(sc->dev));
5010
5011 sc->rx_interrupts++;
5012
5013 RT2860_SOFTC_LOCK(sc);
5014
5015 if (!(sc->intr_disable_mask & RT2860_REG_INT_RX_DONE))
5016 {
5017 rt2860_intr_disable(sc, RT2860_REG_INT_RX_DONE);
5018
5019 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5020 }
5021
5022 sc->intr_pending_mask |= RT2860_REG_INT_RX_DONE;
5023
5024 RT2860_SOFTC_UNLOCK(sc);
5025 }
5026
5027 /*
5028 * rt2860_rx_delay_intr
5029 */
5030 static void rt2860_rx_delay_intr(struct rt2860_softc *sc)
5031 {
5032 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5033 "%s: Rx delay interrupt\n",
5034 device_get_nameunit(sc->dev));
5035
5036 sc->rx_delay_interrupts++;
5037 }
5038
5039 /*
5040 * rt2860_tx_intr
5041 */
5042 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid)
5043 {
5044 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
5045 ("%s: Tx interrupt: invalid qid=%d\n",
5046 device_get_nameunit(sc->dev), qid));
5047
5048 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5049 "%s: Tx interrupt: qid=%d\n",
5050 device_get_nameunit(sc->dev), qid);
5051
5052 sc->tx_interrupts[qid]++;
5053
5054 RT2860_SOFTC_LOCK(sc);
5055
5056 if (!(sc->intr_disable_mask & (RT2860_REG_INT_TX_AC0_DONE << qid)))
5057 {
5058 rt2860_intr_disable(sc, (RT2860_REG_INT_TX_AC0_DONE << qid));
5059
5060 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5061 }
5062
5063 sc->intr_pending_mask |= (RT2860_REG_INT_TX_AC0_DONE << qid);
5064
5065 RT2860_SOFTC_UNLOCK(sc);
5066 }
5067
5068 /*
5069 * rt2860_tx_delay_intr
5070 */
5071 static void rt2860_tx_delay_intr(struct rt2860_softc *sc)
5072 {
5073 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5074 "%s: Tx delay interrupt\n",
5075 device_get_nameunit(sc->dev));
5076
5077 sc->tx_delay_interrupts++;
5078 }
5079
5080 /*
5081 * rt2860_pre_tbtt_intr
5082 */
5083 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc)
5084 {
5085 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5086 "%s: Pre-TBTT interrupt\n",
5087 device_get_nameunit(sc->dev));
5088
5089 sc->pre_tbtt_interrupts++;
5090 }
5091
5092 /*
5093 * rt2860_tbtt_intr
5094 */
5095 static void rt2860_tbtt_intr(struct rt2860_softc *sc)
5096 {
5097 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5098 "%s: TBTT interrupt\n",
5099 device_get_nameunit(sc->dev));
5100
5101 sc->tbtt_interrupts++;
5102 }
5103
5104 /*
5105 * rt2860_mcu_cmd_intr
5106 */
5107 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc)
5108 {
5109 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5110 "%s: MCU command interrupt\n",
5111 device_get_nameunit(sc->dev));
5112
5113 sc->mcu_cmd_interrupts++;
5114 }
5115
5116 /*
5117 * rt2860_auto_wakeup_intr
5118 */
5119 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc)
5120 {
5121 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5122 "%s: auto wakeup interrupt\n",
5123 device_get_nameunit(sc->dev));
5124
5125 sc->auto_wakeup_interrupts++;
5126 }
5127
5128 /*
5129 * rt2860_gp_timer_intr
5130 */
5131 static void rt2860_gp_timer_intr(struct rt2860_softc *sc)
5132 {
5133 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5134 "%s: GP timer interrupt\n",
5135 device_get_nameunit(sc->dev));
5136
5137 sc->gp_timer_interrupts++;
5138 }
5139
5140 /*
5141 * rt2860_rx_done_task
5142 */
5143 static void rt2860_rx_done_task(void *context, int pending)
5144 {
5145 struct rt2860_softc *sc;
5146 struct ifnet *ifp;
5147 int again;
5148
5149 sc = context;
5150 ifp = sc->ifp;
5151
5152 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5153 "%s: Rx done task\n",
5154 device_get_nameunit(sc->dev));
5155
5156 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5157 return;
5158
5159 sc->intr_pending_mask &= ~RT2860_REG_INT_RX_DONE;
5160
5161 again = rt2860_rx_eof(sc, sc->rx_process_limit);
5162
5163 RT2860_SOFTC_LOCK(sc);
5164
5165 if ((sc->intr_pending_mask & RT2860_REG_INT_RX_DONE) || again)
5166 {
5167 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5168 "%s: Rx done task: scheduling again\n",
5169 device_get_nameunit(sc->dev));
5170
5171 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5172 }
5173 else
5174 {
5175 rt2860_intr_enable(sc, RT2860_REG_INT_RX_DONE);
5176 }
5177
5178 RT2860_SOFTC_UNLOCK(sc);
5179 }
5180
5181 /*
5182 * rt2860_tx_done_task
5183 */
5184 static void rt2860_tx_done_task(void *context, int pending)
5185 {
5186 struct rt2860_softc *sc;
5187 struct ifnet *ifp;
5188 uint32_t intr_mask;
5189 int i;
5190
5191 sc = context;
5192 ifp = sc->ifp;
5193
5194 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5195 "%s: Tx done task\n",
5196 device_get_nameunit(sc->dev));
5197
5198 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5199 return;
5200
5201 for (i = RT2860_SOFTC_TX_RING_COUNT - 1; i >= 0; i--)
5202 {
5203 if (sc->intr_pending_mask & (RT2860_REG_INT_TX_AC0_DONE << i))
5204 {
5205 sc->intr_pending_mask &= ~(RT2860_REG_INT_TX_AC0_DONE << i);
5206
5207 rt2860_tx_eof(sc, &sc->tx_ring[i]);
5208 }
5209 }
5210
5211 sc->tx_timer = 0;
5212
5213 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
5214
5215 intr_mask = (RT2860_REG_INT_TX_MGMT_DONE |
5216 RT2860_REG_INT_TX_HCCA_DONE |
5217 RT2860_REG_INT_TX_AC3_DONE |
5218 RT2860_REG_INT_TX_AC2_DONE |
5219 RT2860_REG_INT_TX_AC1_DONE |
5220 RT2860_REG_INT_TX_AC0_DONE);
5221
5222 RT2860_SOFTC_LOCK(sc);
5223
5224 rt2860_intr_enable(sc, ~sc->intr_pending_mask &
5225 (sc->intr_disable_mask & intr_mask));
5226
5227 if (sc->intr_pending_mask & intr_mask)
5228 {
5229 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5230 "%s: Tx done task: scheduling again\n",
5231 device_get_nameunit(sc->dev));
5232
5233 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5234 }
5235
5236 RT2860_SOFTC_UNLOCK(sc);
5237
5238 if (!IFQ_IS_EMPTY(&ifp->if_snd))
5239 rt2860_start(ifp);
5240 }
5241
5242 /*
5243 * rt2860_fifo_sta_full_task
5244 */
5245 static void rt2860_fifo_sta_full_task(void *context, int pending)
5246 {
5247 struct rt2860_softc *sc;
5248 struct ifnet *ifp;
5249
5250 sc = context;
5251 ifp = sc->ifp;
5252
5253 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5254 "%s: FIFO statistic full task\n",
5255 device_get_nameunit(sc->dev));
5256
5257 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5258 return;
5259
5260 sc->intr_pending_mask &= ~RT2860_REG_INT_FIFO_STA_FULL;
5261
5262 rt2860_drain_fifo_stats(sc);
5263
5264 RT2860_SOFTC_LOCK(sc);
5265
5266 if (sc->intr_pending_mask & RT2860_REG_INT_FIFO_STA_FULL)
5267 {
5268 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5269 "%s: FIFO statistic full task: scheduling again\n",
5270 device_get_nameunit(sc->dev));
5271
5272 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
5273 }
5274 else
5275 {
5276 rt2860_intr_enable(sc, RT2860_REG_INT_FIFO_STA_FULL);
5277 }
5278
5279 RT2860_SOFTC_UNLOCK(sc);
5280
5281 if (!IFQ_IS_EMPTY(&ifp->if_snd))
5282 rt2860_start(ifp);
5283 }
5284
5285 /*
5286 * rt2860_periodic_task
5287 */
5288 static void rt2860_periodic_task(void *context, int pending)
5289 {
5290 struct rt2860_softc *sc;
5291 struct ifnet *ifp;
5292 struct ieee80211com *ic;
5293 struct ieee80211vap *vap;
5294
5295 sc = context;
5296 ifp = sc->ifp;
5297 ic = ifp->if_l2com;
5298 vap = TAILQ_FIRST(&ic->ic_vaps);
5299
5300 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
5301 "%s: periodic task: round=%lu\n",
5302 device_get_nameunit(sc->dev), sc->periodic_round);
5303
5304 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5305 return;
5306
5307 RT2860_SOFTC_LOCK(sc);
5308
5309 sc->periodic_round++;
5310
5311 rt2860_update_stats(sc);
5312
5313 if ((sc->periodic_round % 10) == 0)
5314 {
5315 rt2860_bbp_tuning(sc);
5316
5317 rt2860_update_raw_counters(sc);
5318
5319 rt2860_watchdog(sc);
5320
5321 if (vap != NULL && vap->iv_opmode != IEEE80211_M_MONITOR && vap->iv_state == IEEE80211_S_RUN)
5322 {
5323 if (vap->iv_opmode == IEEE80211_M_STA)
5324 rt2860_amrr_update_iter_func(vap, vap->iv_bss);
5325 else
5326 ieee80211_iterate_nodes(&ic->ic_sta, rt2860_amrr_update_iter_func, vap);
5327 }
5328 }
5329
5330 RT2860_SOFTC_UNLOCK(sc);
5331
5332 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
5333 }
5334
5335 /*
5336 * rt2860_rx_eof
5337 */
5338 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit)
5339 {
5340 struct ifnet *ifp;
5341 struct ieee80211com *ic;
5342 struct ieee80211_frame *wh;
5343 struct ieee80211_node *ni;
5344 struct rt2860_softc_node *rni;
5345 struct rt2860_softc_rx_radiotap_header *tap;
5346 struct rt2860_softc_rx_ring *ring;
5347 struct rt2860_rxdesc *desc;
5348 struct rt2860_softc_rx_data *data;
5349 struct rt2860_rxwi *rxwi;
5350 struct mbuf *m, *mnew;
5351 bus_dma_segment_t segs[1];
5352 bus_dmamap_t dma_map;
5353 uint32_t index, desc_flags;
5354 uint8_t cipher_err, rssi, ant, phymode, bw, shortgi, mcs, keyidx;
5355 int8_t rssi_dbm;
5356 int error, nsegs, len, ampdu, amsdu, rssi_dbm_rel, nframes, i;
5357
5358 ifp = sc->ifp;
5359 ic = ifp->if_l2com;
5360 ring = &sc->rx_ring;
5361
5362 nframes = 0;
5363
5364 while (limit != 0)
5365 {
5366 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_RX_DRX_IDX);
5367 if (ring->cur == index)
5368 break;
5369
5370 desc = &ring->desc[ring->cur];
5371 desc_flags = le32toh(desc->flags);
5372 data = &ring->data[ring->cur];
5373
5374 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5375 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5376
5377 if (!(desc->sdl0 & htole16(RT2860_RXDESC_SDL0_DDONE)))
5378 break;
5379
5380 nframes++;
5381
5382 mnew = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
5383 if (mnew == NULL)
5384 {
5385 sc->rx_mbuf_alloc_errors++;
5386 ifp->if_ierrors++;
5387 goto skip;
5388 }
5389
5390 mnew->m_len = mnew->m_pkthdr.len = MJUMPAGESIZE;
5391
5392 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, ring->spare_dma_map,
5393 mnew, segs, &nsegs, BUS_DMA_NOWAIT);
5394 if (error != 0)
5395 {
5396 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5397 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5398 device_get_nameunit(sc->dev), error, nsegs);
5399
5400 m_freem(mnew);
5401
5402 sc->rx_mbuf_dmamap_errors++;
5403 ifp->if_ierrors++;
5404
5405 goto skip;
5406 }
5407
5408 KASSERT(nsegs == 1, ("%s: too many DMA segments",
5409 device_get_nameunit(sc->dev)));
5410
5411 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5412 BUS_DMASYNC_POSTREAD);
5413 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5414
5415 dma_map = data->dma_map;
5416 data->dma_map = ring->spare_dma_map;
5417 ring->spare_dma_map = dma_map;
5418
5419 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5420 BUS_DMASYNC_PREREAD);
5421
5422 m = data->m;
5423
5424 data->m = mnew;
5425 desc->sdp0 = htole32(segs[0].ds_addr);
5426
5427 /* get Rx wireless info */
5428
5429 rxwi = mtod(m, struct rt2860_rxwi *);
5430 len = (le16toh(rxwi->tid_size) >> RT2860_RXWI_SIZE_SHIFT) &
5431 RT2860_RXWI_SIZE_MASK;
5432
5433 /* check for L2 padding between IEEE 802.11 frame header and body */
5434
5435 if (desc_flags & RT2860_RXDESC_FLAGS_L2PAD)
5436 {
5437 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5438 "%s: L2 padding: len=%d\n",
5439 device_get_nameunit(sc->dev), len);
5440
5441 len += 2;
5442 }
5443
5444 m->m_pkthdr.rcvif = ifp;
5445 m->m_data = (caddr_t) (rxwi + 1);
5446 m->m_pkthdr.len = m->m_len = len;
5447
5448 /* check for crc errors */
5449
5450 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5451 {
5452 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5453 "%s: rxdesc: crc error\n",
5454 device_get_nameunit(sc->dev));
5455
5456 ifp->if_ierrors++;
5457
5458 if (!(ifp->if_flags & IFF_PROMISC))
5459 {
5460 m_freem(m);
5461 goto skip;
5462 }
5463 }
5464
5465 wh = (struct ieee80211_frame *) (rxwi + 1);
5466
5467 /* check for cipher errors */
5468
5469 if (desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED)
5470 {
5471 cipher_err = ((desc_flags >> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT) &
5472 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK);
5473 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE)
5474 {
5475 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5476 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
5477
5478 m->m_flags |= M_WEP;
5479
5480 sc->rx_cipher_no_errors++;
5481 }
5482 else
5483 {
5484 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5485 "%s: rxdesc: cipher error=0x%02x\n",
5486 device_get_nameunit(sc->dev), cipher_err);
5487
5488 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_ICV)
5489 sc->rx_cipher_icv_errors++;
5490 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC)
5491 sc->rx_cipher_mic_errors++;
5492 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_INVALID_KEY)
5493 sc->rx_cipher_invalid_key_errors++;
5494
5495 if ((cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC) &&
5496 (desc_flags & RT2860_RXDESC_FLAGS_MYBSS))
5497 {
5498 ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) wh);
5499 if (ni != NULL)
5500 {
5501 keyidx = (rxwi->udf_bssidx_keyidx >> RT2860_RXWI_KEYIDX_SHIFT) &
5502 RT2860_RXWI_KEYIDX_MASK;
5503
5504 ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx);
5505
5506 ieee80211_free_node(ni);
5507 }
5508 }
5509
5510 ifp->if_ierrors++;
5511
5512 if (!(ifp->if_flags & IFF_PROMISC))
5513 {
5514 m_free(m);
5515 goto skip;
5516 }
5517 }
5518 }
5519 else
5520 {
5521 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5522 {
5523 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5524 "%s: rxdesc: not decrypted but protected flag set\n",
5525 device_get_nameunit(sc->dev));
5526
5527 ifp->if_ierrors++;
5528
5529 if (!(ifp->if_flags & IFF_PROMISC))
5530 {
5531 m_free(m);
5532 goto skip;
5533 }
5534 }
5535 }
5536
5537 /* check for A-MPDU */
5538
5539 if (desc_flags & RT2860_RXDESC_FLAGS_AMPDU)
5540 {
5541 m->m_flags |= M_AMPDU;
5542
5543 sc->rx_ampdu++;
5544
5545 ampdu = 1;
5546 }
5547 else
5548 {
5549 ampdu = 0;
5550 }
5551
5552 /* check for A-MSDU */
5553
5554 if (desc_flags & RT2860_RXDESC_FLAGS_AMSDU)
5555 {
5556 sc->rx_amsdu++;
5557
5558 amsdu = 1;
5559 }
5560 else
5561 {
5562 amsdu = 0;
5563 }
5564
5565 ant = rt2860_maxrssi_rxpath(sc, rxwi);
5566 rssi = rxwi->rssi[ant];
5567 rssi_dbm = rt2860_rssi2dbm(sc, rssi, ant);
5568 phymode = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
5569 RT2860_RXWI_PHYMODE_MASK);
5570 bw = ((rxwi->bw_mcs >> RT2860_RXWI_BW_SHIFT) & RT2860_RXWI_BW_MASK);
5571 shortgi = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_SHORTGI_SHIFT) &
5572 RT2860_RXWI_SHORTGI_MASK);
5573 mcs = ((rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK);
5574
5575 if (ieee80211_radiotap_active(ic))
5576 {
5577 tap = &sc->rxtap;
5578
5579 tap->flags = (desc_flags & RT2860_RXDESC_FLAGS_L2PAD) ? IEEE80211_RADIOTAP_F_DATAPAD : 0;
5580 tap->dbm_antsignal = rssi_dbm;
5581 tap->dbm_antnoise = RT2860_NOISE_FLOOR;
5582 tap->antenna = ant;
5583 tap->antsignal = rssi;
5584 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
5585 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
5586 tap->chan_ieee = ic->ic_curchan->ic_ieee;
5587 tap->chan_maxpow = 0;
5588
5589 if (phymode == RT2860_TXWI_PHYMODE_HT_MIXED || phymode == RT2860_TXWI_PHYMODE_HT_GF)
5590 tap->rate = mcs | IEEE80211_RATE_MCS;
5591 else
5592 tap->rate = rt2860_rxrate(rxwi);
5593
5594 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5595 tap->flags |= IEEE80211_RADIOTAP_F_BADFCS;
5596
5597 if (desc_flags & RT2860_RXDESC_FLAGS_FRAG)
5598 tap->flags |= IEEE80211_RADIOTAP_F_FRAG;
5599
5600 if (rxwi->bw_mcs & RT2860_RXWI_MCS_SHOTPRE)
5601 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
5602
5603 if ((desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED) ||
5604 (wh->i_fc[1] & IEEE80211_FC1_WEP))
5605 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
5606
5607 if (shortgi)
5608 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
5609 }
5610
5611 /*
5612 * net80211 assumes that RSSI data are in the range [-127..127] and
5613 * in .5 dBm units relative to the current noise floor
5614 */
5615
5616 rssi_dbm_rel = (rssi_dbm - RT2860_NOISE_FLOOR) * 2;
5617 if (rssi_dbm_rel > 127)
5618 rssi_dbm_rel = 127;
5619
5620 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5621 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
5622 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
5623 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5624 device_get_nameunit(sc->dev),
5625 len, phymode, bw, shortgi, mcs,
5626 ant, rxwi->rssi[0], rxwi->rssi[1], rxwi->rssi[2],
5627 rxwi->snr[0], rxwi->snr[1],
5628 rxwi->wcid, ampdu, amsdu, rssi_dbm, rssi_dbm_rel);
5629
5630 ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *) wh);
5631 if (ni != NULL)
5632 {
5633 rni = (struct rt2860_softc_node *) ni;
5634
5635 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
5636 {
5637 rni->last_rssi[i] = rxwi->rssi[i];
5638 rni->last_rssi_dbm[i] = rt2860_rssi2dbm(sc, rxwi->rssi[i], i);
5639 }
5640
5641 ieee80211_input(ni, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5642 ieee80211_free_node(ni);
5643 }
5644 else
5645 {
5646 ieee80211_input_all(ic, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5647 }
5648
5649 skip:
5650
5651 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
5652
5653 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5654 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5655
5656 ring->cur = (ring->cur + 1) % RT2860_SOFTC_RX_RING_DATA_COUNT;
5657
5658 limit--;
5659 }
5660
5661 if (ring->cur == 0)
5662 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5663 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5664 else
5665 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5666 ring->cur - 1);
5667
5668 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5669 "%s: Rx eof: nframes=%d\n",
5670 device_get_nameunit(sc->dev), nframes);
5671
5672 sc->rx_packets += nframes;
5673
5674 return (limit == 0);
5675 }
5676
5677 /*
5678 * rt2860_tx_eof
5679 */
5680 static void rt2860_tx_eof(struct rt2860_softc *sc,
5681 struct rt2860_softc_tx_ring *ring)
5682 {
5683 struct ifnet *ifp;
5684 struct rt2860_txdesc *desc;
5685 struct rt2860_softc_tx_data *data;
5686 uint32_t index;
5687 int ndescs, nframes;
5688
5689 ifp = sc->ifp;
5690
5691 ndescs = 0;
5692 nframes = 0;
5693
5694 for (;;)
5695 {
5696 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_TX_DTX_IDX(ring->qid));
5697 if (ring->desc_next == index)
5698 break;
5699
5700 ndescs++;
5701
5702 rt2860_drain_fifo_stats(sc);
5703
5704 desc = &ring->desc[ring->desc_next];
5705
5706 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5707 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5708
5709 if (desc->sdl0 & htole16(RT2860_TXDESC_SDL0_LASTSEG) ||
5710 desc->sdl1 & htole16(RT2860_TXDESC_SDL1_LASTSEG))
5711 {
5712 nframes++;
5713
5714 data = &ring->data[ring->data_next];
5715
5716 if (data->m->m_flags & M_TXCB)
5717 ieee80211_process_callback(data->ni, data->m, 0);
5718
5719 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5720 BUS_DMASYNC_POSTWRITE);
5721 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5722
5723 m_freem(data->m);
5724
5725 ieee80211_free_node(data->ni);
5726
5727 data->m = NULL;
5728 data->ni = NULL;
5729
5730 ifp->if_opackets++;
5731
5732 RT2860_SOFTC_TX_RING_LOCK(ring);
5733
5734 ring->data_queued--;
5735 ring->data_next = (ring->data_next + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
5736
5737 RT2860_SOFTC_TX_RING_UNLOCK(ring);
5738 }
5739
5740 desc->sdl0 &= ~htole16(RT2860_TXDESC_SDL0_DDONE);
5741
5742 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5743 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5744
5745 RT2860_SOFTC_TX_RING_LOCK(ring);
5746
5747 ring->desc_queued--;
5748 ring->desc_next = (ring->desc_next + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
5749
5750 RT2860_SOFTC_TX_RING_UNLOCK(ring);
5751 }
5752
5753 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5754 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5755 device_get_nameunit(sc->dev), ring->qid, ndescs, nframes);
5756 }
5757
5758 /*
5759 * rt2860_update_stats
5760 */
5761 static void rt2860_update_stats(struct rt2860_softc *sc)
5762 {
5763 struct ifnet *ifp;
5764 struct ieee80211com *ic;
5765 uint32_t stacnt[3];
5766 int beacons, noretryok, retryok, failed, underflows, zerolen;
5767
5768 ifp = sc->ifp;
5769 ic = ifp->if_l2com;
5770
5771 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5772 "%s: update statistic\n",
5773 device_get_nameunit(sc->dev));
5774
5775 rt2860_drain_fifo_stats(sc);
5776
5777 /* read and clear Tx statistic registers */
5778
5779 rt2860_io_mac_read_multi(sc, RT2860_REG_TX_STA_CNT0,
5780 stacnt, sizeof(stacnt));
5781
5782 stacnt[0] = le32toh(stacnt[0]);
5783 stacnt[1] = le32toh(stacnt[1]);
5784 stacnt[2] = le32toh(stacnt[2]);
5785
5786 beacons = stacnt[0] >> 16;
5787 noretryok = stacnt[1] & 0xffff;
5788 retryok = stacnt[1] >> 16;
5789 failed = stacnt[0] & 0xffff;
5790 underflows = stacnt[2] >> 16;
5791 zerolen = stacnt[2] & 0xffff;
5792
5793 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5794 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5795 device_get_nameunit(sc->dev),
5796 beacons, noretryok, retryok, failed, underflows, zerolen);
5797
5798 ifp->if_oerrors += failed;
5799
5800 sc->tx_beacons += beacons;
5801 sc->tx_noretryok += noretryok;
5802 sc->tx_retryok += retryok;
5803 sc->tx_failed += failed;
5804 sc->tx_underflows += underflows;
5805 sc->tx_zerolen += zerolen;
5806 }
5807
5808 /*
5809 * rt2860_bbp_tuning
5810 */
5811 static void rt2860_bbp_tuning(struct rt2860_softc *sc)
5812 {
5813 struct ifnet *ifp;
5814 struct ieee80211com *ic;
5815 struct ieee80211vap *vap;
5816 struct ieee80211_node *ni;
5817 int chan, group;
5818 int8_t rssi, old, new;
5819
5820 /* RT2860C does not support BBP tuning */
5821
5822 if (sc->mac_rev == 0x28600100)
5823 return;
5824
5825 ifp = sc->ifp;
5826 ic = ifp->if_l2com;
5827 vap = TAILQ_FIRST(&ic->ic_vaps);
5828
5829 if ((ic->ic_flags & IEEE80211_F_SCAN) || vap == NULL ||
5830 vap->iv_opmode != IEEE80211_M_STA || vap->iv_state != IEEE80211_S_RUN)
5831 return;
5832
5833 ni = vap->iv_bss;
5834
5835 chan = ieee80211_chan2ieee(ic, ni->ni_chan);
5836
5837 if (chan <= 14)
5838 group = 0;
5839 else if (chan <= 64)
5840 group = 1;
5841 else if (chan <= 128)
5842 group = 2;
5843 else
5844 group = 3;
5845
5846 rssi = ieee80211_getrssi(vap);
5847
5848 if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan))
5849 {
5850 new = 0x2e + sc->lna_gain[group];
5851 }
5852 else
5853 {
5854 if (!IEEE80211_IS_CHAN_HT40(ni->ni_chan))
5855 new = 0x32 + sc->lna_gain[group] * 5 / 3;
5856 else
5857 new = 0x3a + sc->lna_gain[group] * 5 / 3;
5858 }
5859
5860 /* Tune if absolute average RSSI is greater than -80 */
5861
5862 if (rssi > 30)
5863 new += 0x10;
5864
5865 old = rt2860_io_bbp_read(sc, 66);
5866
5867 if (old != new)
5868 rt2860_io_bbp_write(sc, 66, new);
5869 }
5870
5871 /*
5872 * rt2860_watchdog
5873 */
5874 static void rt2860_watchdog(struct rt2860_softc *sc)
5875 {
5876 uint32_t tmp;
5877 int ntries;
5878
5879 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5880
5881 RT2860_DPRINTF(sc, RT2860_DEBUG_WATCHDOG,
5882 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5883 device_get_nameunit(sc->dev), tmp);
5884
5885 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) != 0)
5886 {
5887 sc->tx_queue_not_empty[0]++;
5888
5889 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40012);
5890
5891 for (ntries = 0; ntries < 10; ntries++)
5892 {
5893 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5894 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) == 0)
5895 break;
5896
5897 DELAY(1);
5898 }
5899
5900 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5901 }
5902
5903 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) != 0)
5904 {
5905 sc->tx_queue_not_empty[1]++;
5906
5907 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf4000a);
5908
5909 for (ntries = 0; ntries < 10; ntries++)
5910 {
5911 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5912 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) == 0)
5913 break;
5914
5915 DELAY(1);
5916 }
5917
5918 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
5919 }
5920 }
5921
5922 /*
5923 * rt2860_drain_fifo_stats
5924 */
5925 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc)
5926 {
5927 struct ifnet *ifp;
5928 uint32_t stats;
5929 uint8_t wcid, mcs, pid;
5930 int ok, agg, retrycnt;
5931
5932 ifp = sc->ifp;
5933
5934 /* drain Tx status FIFO (maxsize = 16) */
5935
5936 while ((stats = rt2860_io_mac_read(sc, RT2860_REG_TX_STA_FIFO)) &
5937 RT2860_REG_TX_STA_FIFO_VALID)
5938 {
5939 wcid = (stats >> RT2860_REG_TX_STA_FIFO_WCID_SHIFT) &
5940 RT2860_REG_TX_STA_FIFO_WCID_MASK;
5941
5942 /* if no ACK was requested, no feedback is available */
5943
5944 if (!(stats & RT2860_REG_TX_STA_FIFO_ACK_REQ) || wcid == RT2860_WCID_RESERVED)
5945 continue;
5946
5947 /* update AMRR statistic */
5948
5949 ok = (stats & RT2860_REG_TX_STA_FIFO_TX_OK) ? 1 : 0;
5950 agg = (stats & RT2860_REG_TX_STA_FIFO_AGG) ? 1 : 0;
5951 mcs = (stats >> RT2860_REG_TX_STA_FIFO_MCS_SHIFT) &
5952 RT2860_REG_TX_STA_FIFO_MCS_MASK;
5953 pid = (stats >> RT2860_REG_TX_STA_FIFO_PID_SHIFT) &
5954 RT2860_REG_TX_STA_FIFO_PID_MASK;
5955 retrycnt = pid - mcs;
5956
5957 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5958 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5959 device_get_nameunit(sc->dev),
5960 wcid, ok, agg, mcs, pid, retrycnt);
5961
5962 rt2860_amrr_tx_complete(&sc->amrr_node[wcid], ok, retrycnt);
5963
5964 if (!ok)
5965 ifp->if_oerrors++;
5966 }
5967 }
5968
5969 /*
5970 * rt2860_update_raw_counters
5971 */
5972 static void rt2860_update_raw_counters(struct rt2860_softc *sc)
5973 {
5974 uint32_t tmp;
5975
5976 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT);
5977
5978 sc->tx_nonagg += tmp & 0xffff;
5979 sc->tx_agg += tmp >> 16;
5980
5981 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT0);
5982
5983 sc->tx_ampdu += (tmp & 0xffff) / 1 + (tmp >> 16) / 2;
5984
5985 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT1);
5986
5987 sc->tx_ampdu += (tmp & 0xffff) / 3 + (tmp >> 16) / 4;
5988
5989 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT2);
5990
5991 sc->tx_ampdu += (tmp & 0xffff) / 5 + (tmp >> 16) / 6;
5992
5993 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT3);
5994
5995 sc->tx_ampdu += (tmp & 0xffff) / 7 + (tmp >> 16) / 8;
5996
5997 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT4);
5998
5999 sc->tx_ampdu += (tmp & 0xffff) / 9 + (tmp >> 16) / 10;
6000
6001 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT5);
6002
6003 sc->tx_ampdu += (tmp & 0xffff) / 11 + (tmp >> 16) / 12;
6004
6005 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT6);
6006
6007 sc->tx_ampdu += (tmp & 0xffff) / 13 + (tmp >> 16) / 14;
6008
6009 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT7);
6010
6011 sc->tx_ampdu += (tmp & 0xffff) / 15 + (tmp >> 16) / 16;
6012
6013 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT0);
6014
6015 sc->rx_crc_errors += tmp & 0xffff;
6016 sc->rx_phy_errors += tmp >> 16;
6017
6018 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT1);
6019
6020 sc->rx_false_ccas += tmp & 0xffff;
6021 sc->rx_plcp_errors += tmp >> 16;
6022
6023 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT2);
6024
6025 sc->rx_dup_packets += tmp & 0xffff;
6026 sc->rx_fifo_overflows += tmp >> 16;
6027
6028 tmp = rt2860_io_mac_read(sc, RT2860_REG_TXRX_MPDU_DEN_CNT);
6029
6030 sc->tx_mpdu_zero_density += tmp & 0xffff;
6031 sc->rx_mpdu_zero_density += tmp >> 16;
6032 }
6033
6034 /*
6035 * rt2860_intr_enable
6036 */
6037 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask)
6038 {
6039 uint32_t tmp;
6040
6041 sc->intr_disable_mask &= ~intr_mask;
6042
6043 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6044
6045 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6046 }
6047
6048 /*
6049 * rt2860_intr_disable
6050 */
6051 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask)
6052 {
6053 uint32_t tmp;
6054
6055 sc->intr_disable_mask |= intr_mask;
6056
6057 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6058
6059 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6060 }
6061
6062 /*
6063 * rt2860_txrx_enable
6064 */
6065 static int rt2860_txrx_enable(struct rt2860_softc *sc)
6066 {
6067 struct ieee80211com *ic;
6068 struct ifnet *ifp;
6069 uint32_t tmp;
6070 int ntries;
6071
6072 ifp = sc->ifp;
6073 ic = ifp->if_l2com;
6074
6075 /* enable Tx/Rx DMA engine */
6076
6077 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, RT2860_REG_TX_ENABLE);
6078
6079 for (ntries = 0; ntries < 200; ntries++)
6080 {
6081 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
6082 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
6083 break;
6084
6085 DELAY(1000);
6086 }
6087
6088 if (ntries == 200)
6089 {
6090 printf("%s: timeout waiting for DMA engine\n",
6091 device_get_nameunit(sc->dev));
6092 return -1;
6093 }
6094
6095 DELAY(50);
6096
6097 tmp |= RT2860_REG_TX_WB_DDONE |
6098 RT2860_REG_RX_DMA_ENABLE |
6099 RT2860_REG_TX_DMA_ENABLE |
6100 (RT2860_REG_WPDMA_BT_SIZE64 << RT2860_REG_WPDMA_BT_SIZE_SHIFT);
6101
6102 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
6103
6104 /* set Rx filter */
6105
6106 tmp = RT2860_REG_RX_FILTER_DROP_CRC_ERR |
6107 RT2860_REG_RX_FILTER_DROP_PHY_ERR;
6108
6109 if (ic->ic_opmode != IEEE80211_M_MONITOR)
6110 {
6111 tmp |= RT2860_REG_RX_FILTER_DROP_DUPL |
6112 RT2860_REG_RX_FILTER_DROP_CTS |
6113 RT2860_REG_RX_FILTER_DROP_BA |
6114 RT2860_REG_RX_FILTER_DROP_ACK |
6115 RT2860_REG_RX_FILTER_DROP_VER_ERR |
6116 RT2860_REG_RX_FILTER_DROP_CTRL_RSV |
6117 RT2860_REG_RX_FILTER_DROP_CFACK |
6118 RT2860_REG_RX_FILTER_DROP_CFEND;
6119
6120 if (ic->ic_opmode == IEEE80211_M_STA)
6121 tmp |= RT2860_REG_RX_FILTER_DROP_RTS |
6122 RT2860_REG_RX_FILTER_DROP_PSPOLL;
6123
6124 if (!(ifp->if_flags & IFF_PROMISC))
6125 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
6126 }
6127
6128 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
6129
6130 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
6131 RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
6132
6133 return 0;
6134 }
6135
6136 /*
6137 * rt2860_alloc_rx_ring
6138 */
6139 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
6140 struct rt2860_softc_rx_ring *ring)
6141 {
6142 struct rt2860_rxdesc *desc;
6143 struct rt2860_softc_rx_data *data;
6144 bus_dma_segment_t segs[1];
6145 int i, nsegs, error;
6146
6147 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6148 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6149 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc), 1,
6150 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6151 0, NULL, NULL, &ring->desc_dma_tag);
6152 if (error != 0)
6153 {
6154 printf("%s: could not create Rx desc DMA tag\n",
6155 device_get_nameunit(sc->dev));
6156 goto fail;
6157 }
6158
6159 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6160 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6161 if (error != 0)
6162 {
6163 printf("%s: could not allocate Rx desc DMA memory\n",
6164 device_get_nameunit(sc->dev));
6165 goto fail;
6166 }
6167
6168 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6169 ring->desc,
6170 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6171 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6172 if (error != 0)
6173 {
6174 printf("%s: could not load Rx desc DMA map\n",
6175 device_get_nameunit(sc->dev));
6176 goto fail;
6177 }
6178
6179 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6180 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6181 MJUMPAGESIZE, 1, MJUMPAGESIZE, 0, NULL, NULL,
6182 &ring->data_dma_tag);
6183 if (error != 0)
6184 {
6185 printf("%s: could not create Rx data DMA tag\n",
6186 device_get_nameunit(sc->dev));
6187 goto fail;
6188 }
6189
6190 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6191 {
6192 desc = &ring->desc[i];
6193 data = &ring->data[i];
6194
6195 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6196 if (error != 0)
6197 {
6198 printf("%s: could not create Rx data DMA map\n",
6199 device_get_nameunit(sc->dev));
6200 goto fail;
6201 }
6202
6203 data->m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
6204 if (data->m == NULL)
6205 {
6206 printf("%s: could not allocate Rx mbuf\n",
6207 device_get_nameunit(sc->dev));
6208 error = ENOMEM;
6209 goto fail;
6210 }
6211
6212 data->m->m_len = data->m->m_pkthdr.len = MJUMPAGESIZE;
6213
6214 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map,
6215 data->m, segs, &nsegs, BUS_DMA_NOWAIT);
6216 if (error != 0)
6217 {
6218 printf("%s: could not load Rx mbuf DMA map\n",
6219 device_get_nameunit(sc->dev));
6220 goto fail;
6221 }
6222
6223 KASSERT(nsegs == 1, ("%s: too many DMA segments",
6224 device_get_nameunit(sc->dev)));
6225
6226 desc->sdp0 = htole32(segs[0].ds_addr);
6227 desc->sdl0 = htole16(MJUMPAGESIZE);
6228 }
6229
6230 error = bus_dmamap_create(ring->data_dma_tag, 0, &ring->spare_dma_map);
6231 if (error != 0)
6232 {
6233 printf("%s: could not create Rx spare DMA map\n",
6234 device_get_nameunit(sc->dev));
6235 goto fail;
6236 }
6237
6238 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6239 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6240
6241 return 0;
6242
6243 fail:
6244
6245 rt2860_free_rx_ring(sc, ring);
6246
6247 return error;
6248 }
6249
6250 /*
6251 * rt2860_reset_rx_ring
6252 */
6253 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
6254 struct rt2860_softc_rx_ring *ring)
6255 {
6256 struct rt2860_rxdesc *desc;
6257 int i;
6258
6259 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6260 {
6261 desc = &ring->desc[i];
6262
6263 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
6264 }
6265
6266 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6267 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6268
6269 ring->cur = 0;
6270 }
6271
6272 /*
6273 * rt2860_free_rx_ring
6274 */
6275 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
6276 struct rt2860_softc_rx_ring *ring)
6277 {
6278 struct rt2860_softc_rx_data *data;
6279 int i;
6280
6281 if (ring->desc != NULL)
6282 {
6283 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6284 BUS_DMASYNC_POSTWRITE);
6285 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6286 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6287 ring->desc_dma_map);
6288 }
6289
6290 if (ring->desc_dma_tag != NULL)
6291 bus_dma_tag_destroy(ring->desc_dma_tag);
6292
6293 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6294 {
6295 data = &ring->data[i];
6296
6297 if (data->m != NULL)
6298 {
6299 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6300 BUS_DMASYNC_POSTREAD);
6301 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6302 m_freem(data->m);
6303 }
6304
6305 if (data->dma_map != NULL)
6306 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6307 }
6308
6309 if (ring->spare_dma_map != NULL)
6310 bus_dmamap_destroy(ring->data_dma_tag, ring->spare_dma_map);
6311
6312 if (ring->data_dma_tag != NULL)
6313 bus_dma_tag_destroy(ring->data_dma_tag);
6314 }
6315
6316 /*
6317 * rt2860_alloc_tx_ring
6318 */
6319 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
6320 struct rt2860_softc_tx_ring *ring, int qid)
6321 {
6322 struct rt2860_softc_tx_data *data;
6323 int error, i;
6324
6325 mtx_init(&ring->lock, device_get_nameunit(sc->dev), NULL, MTX_DEF);
6326
6327 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6328 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6329 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc), 1,
6330 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6331 0, NULL, NULL, &ring->desc_dma_tag);
6332 if (error != 0)
6333 {
6334 printf("%s: could not create Tx desc DMA tag\n",
6335 device_get_nameunit(sc->dev));
6336 goto fail;
6337 }
6338
6339 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6340 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6341 if (error != 0)
6342 {
6343 printf("%s: could not allocate Tx desc DMA memory\n",
6344 device_get_nameunit(sc->dev));
6345 goto fail;
6346 }
6347
6348 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6349 ring->desc,
6350 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6351 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6352 if (error != 0)
6353 {
6354 printf("%s: could not load Tx desc DMA map\n",
6355 device_get_nameunit(sc->dev));
6356 goto fail;
6357 }
6358
6359 ring->desc_queued = 0;
6360 ring->desc_cur = 0;
6361 ring->desc_next = 0;
6362
6363 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6364 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6365 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE, 1,
6366 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6367 0, NULL, NULL, &ring->seg0_dma_tag);
6368 if (error != 0)
6369 {
6370 printf("%s: could not create Tx seg0 DMA tag\n",
6371 device_get_nameunit(sc->dev));
6372 goto fail;
6373 }
6374
6375 error = bus_dmamem_alloc(ring->seg0_dma_tag, (void **) &ring->seg0,
6376 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->seg0_dma_map);
6377 if (error != 0)
6378 {
6379 printf("%s: could not allocate Tx seg0 DMA memory\n",
6380 device_get_nameunit(sc->dev));
6381 goto fail;
6382 }
6383
6384 error = bus_dmamap_load(ring->seg0_dma_tag, ring->seg0_dma_map,
6385 ring->seg0,
6386 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6387 rt2860_dma_map_addr, &ring->seg0_phys_addr, 0);
6388 if (error != 0)
6389 {
6390 printf("%s: could not load Tx seg0 DMA map\n",
6391 device_get_nameunit(sc->dev));
6392 goto fail;
6393 }
6394
6395 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6396 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6397 MJUMPAGESIZE, RT2860_SOFTC_MAX_SCATTER, MJUMPAGESIZE, 0, NULL, NULL,
6398 &ring->data_dma_tag);
6399 if (error != 0)
6400 {
6401 printf("%s: could not create Tx data DMA tag\n",
6402 device_get_nameunit(sc->dev));
6403 goto fail;
6404 }
6405
6406 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6407 {
6408 data = &ring->data[i];
6409
6410 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6411 if (error != 0)
6412 {
6413 printf("%s: could not create Tx data DMA map\n",
6414 device_get_nameunit(sc->dev));
6415 goto fail;
6416 }
6417 }
6418
6419 ring->data_queued = 0;
6420 ring->data_cur = 0;
6421 ring->data_next = 0;
6422
6423 ring->qid = qid;
6424
6425 return 0;
6426
6427 fail:
6428
6429 rt2860_free_tx_ring(sc, ring);
6430
6431 return error;
6432 }
6433
6434 /*
6435 * rt2860_reset_tx_ring
6436 */
6437 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
6438 struct rt2860_softc_tx_ring *ring)
6439 {
6440 struct rt2860_softc_tx_data *data;
6441 struct rt2860_txdesc *desc;
6442 int i;
6443
6444 for (i = 0; i < RT2860_SOFTC_TX_RING_DESC_COUNT; i++)
6445 {
6446 desc = &ring->desc[i];
6447
6448 desc->sdl0 = 0;
6449 desc->sdl1 = 0;
6450 }
6451
6452 ring->desc_queued = 0;
6453 ring->desc_cur = 0;
6454 ring->desc_next = 0;
6455
6456 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6457 BUS_DMASYNC_PREWRITE);
6458
6459 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6460 BUS_DMASYNC_PREWRITE);
6461
6462 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6463 {
6464 data = &ring->data[i];
6465
6466 if (data->m != NULL)
6467 {
6468 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6469 BUS_DMASYNC_POSTWRITE);
6470 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6471 m_freem(data->m);
6472 data->m = NULL;
6473 }
6474
6475 if (data->ni != NULL)
6476 {
6477 ieee80211_free_node(data->ni);
6478 data->ni = NULL;
6479 }
6480 }
6481
6482 ring->data_queued = 0;
6483 ring->data_cur = 0;
6484 ring->data_next = 0;
6485 }
6486
6487 /*
6488 * rt2860_free_tx_ring
6489 */
6490 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
6491 struct rt2860_softc_tx_ring *ring)
6492 {
6493 struct rt2860_softc_tx_data *data;
6494 int i;
6495
6496 if (ring->desc != NULL)
6497 {
6498 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6499 BUS_DMASYNC_POSTWRITE);
6500 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6501 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6502 ring->desc_dma_map);
6503 }
6504
6505 if (ring->desc_dma_tag != NULL)
6506 bus_dma_tag_destroy(ring->desc_dma_tag);
6507
6508 if (ring->seg0 != NULL)
6509 {
6510 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6511 BUS_DMASYNC_POSTWRITE);
6512 bus_dmamap_unload(ring->seg0_dma_tag, ring->seg0_dma_map);
6513 bus_dmamem_free(ring->seg0_dma_tag, ring->seg0,
6514 ring->seg0_dma_map);
6515 }
6516
6517 if (ring->seg0_dma_tag != NULL)
6518 bus_dma_tag_destroy(ring->seg0_dma_tag);
6519
6520 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6521 {
6522 data = &ring->data[i];
6523
6524 if (data->m != NULL)
6525 {
6526 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6527 BUS_DMASYNC_POSTWRITE);
6528 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6529 m_freem(data->m);
6530 }
6531
6532 if (data->ni != NULL)
6533 ieee80211_free_node(data->ni);
6534
6535 if (data->dma_map != NULL)
6536 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6537 }
6538
6539 if (ring->data_dma_tag != NULL)
6540 bus_dma_tag_destroy(ring->data_dma_tag);
6541
6542 mtx_destroy(&ring->lock);
6543 }
6544
6545 /*
6546 * rt2860_dma_map_addr
6547 */
6548 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
6549 int nseg, int error)
6550 {
6551 if (error != 0)
6552 return;
6553
6554 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
6555
6556 *(bus_addr_t *) arg = segs[0].ds_addr;
6557 }
6558
6559 /*
6560 * rt2860_sysctl_attach
6561 */
6562 static void rt2860_sysctl_attach(struct rt2860_softc *sc)
6563 {
6564 struct sysctl_ctx_list *ctx;
6565 struct sysctl_oid *tree;
6566 struct sysctl_oid *stats;
6567
6568 ctx = device_get_sysctl_ctx(sc->dev);
6569 tree = device_get_sysctl_tree(sc->dev);
6570
6571 stats = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
6572 "stats", CTLFLAG_RD, 0, "statistic");
6573
6574 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6575 "interrupts", CTLFLAG_RD, &sc->interrupts, 0,
6576 "all interrupts");
6577
6578 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6579 "tx_coherent_interrupts", CTLFLAG_RD, &sc->tx_coherent_interrupts, 0,
6580 "Tx coherent interrupts");
6581
6582 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6583 "rx_coherent_interrupts", CTLFLAG_RD, &sc->rx_coherent_interrupts, 0,
6584 "Rx coherent interrupts");
6585
6586 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6587 "txrx_coherent_interrupts", CTLFLAG_RD, &sc->txrx_coherent_interrupts, 0,
6588 "Tx/Rx coherent interrupts");
6589
6590 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6591 "fifo_sta_full_interrupts", CTLFLAG_RD, &sc->fifo_sta_full_interrupts, 0,
6592 "FIFO statistic full interrupts");
6593
6594 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6595 "rx_interrupts", CTLFLAG_RD, &sc->rx_interrupts, 0,
6596 "Rx interrupts");
6597
6598 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6599 "rx_delay_interrupts", CTLFLAG_RD, &sc->rx_delay_interrupts, 0,
6600 "Rx delay interrupts");
6601
6602 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6603 "tx_mgmt_interrupts", CTLFLAG_RD, &sc->tx_interrupts[5], 0,
6604 "Tx MGMT interrupts");
6605
6606 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6607 "tx_hcca_interrupts", CTLFLAG_RD, &sc->tx_interrupts[4], 0,
6608 "Tx HCCA interrupts");
6609
6610 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6611 "tx_ac3_interrupts", CTLFLAG_RD, &sc->tx_interrupts[3], 0,
6612 "Tx AC3 interrupts");
6613
6614 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6615 "tx_ac2_interrupts", CTLFLAG_RD, &sc->tx_interrupts[2], 0,
6616 "Tx AC2 interrupts");
6617
6618 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6619 "tx_ac1_interrupts", CTLFLAG_RD, &sc->tx_interrupts[1], 0,
6620 "Tx AC1 interrupts");
6621
6622 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6623 "tx_ac0_interrupts", CTLFLAG_RD, &sc->tx_interrupts[0], 0,
6624 "Tx AC0 interrupts");
6625
6626 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6627 "tx_delay_interrupts", CTLFLAG_RD, &sc->tx_delay_interrupts, 0,
6628 "Tx delay interrupts");
6629
6630 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6631 "pre_tbtt_interrupts", CTLFLAG_RD, &sc->pre_tbtt_interrupts, 0,
6632 "Pre-TBTT interrupts");
6633
6634 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6635 "tbtt_interrupts", CTLFLAG_RD, &sc->tbtt_interrupts, 0,
6636 "TBTT interrupts");
6637
6638 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6639 "mcu_cmd_interrupts", CTLFLAG_RD, &sc->mcu_cmd_interrupts, 0,
6640 "MCU command interrupts");
6641
6642 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6643 "auto_wakeup_interrupts", CTLFLAG_RD, &sc->auto_wakeup_interrupts, 0,
6644 "auto wakeup interrupts");
6645
6646 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6647 "gp_timer_interrupts", CTLFLAG_RD, &sc->gp_timer_interrupts, 0,
6648 "GP timer interrupts");
6649
6650 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6651 "tx_mgmt_desc_queued", CTLFLAG_RD, &sc->tx_ring[5].desc_queued, 0,
6652 "Tx MGMT descriptors queued");
6653
6654 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6655 "tx_mgmt_data_queued", CTLFLAG_RD, &sc->tx_ring[5].data_queued, 0,
6656 "Tx MGMT data queued");
6657
6658 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6659 "tx_hcca_desc_queued", CTLFLAG_RD, &sc->tx_ring[4].desc_queued, 0,
6660 "Tx HCCA descriptors queued");
6661
6662 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6663 "tx_hcca_data_queued", CTLFLAG_RD, &sc->tx_ring[4].data_queued, 0,
6664 "Tx HCCA data queued");
6665
6666 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6667 "tx_ac3_desc_queued", CTLFLAG_RD, &sc->tx_ring[3].desc_queued, 0,
6668 "Tx AC3 descriptors queued");
6669
6670 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6671 "tx_ac3_data_queued", CTLFLAG_RD, &sc->tx_ring[3].data_queued, 0,
6672 "Tx AC3 data queued");
6673
6674 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6675 "tx_ac2_desc_queued", CTLFLAG_RD, &sc->tx_ring[2].desc_queued, 0,
6676 "Tx AC2 descriptors queued");
6677
6678 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6679 "tx_ac2_data_queued", CTLFLAG_RD, &sc->tx_ring[2].data_queued, 0,
6680 "Tx AC2 data queued");
6681
6682 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6683 "tx_ac1_desc_queued", CTLFLAG_RD, &sc->tx_ring[1].desc_queued, 0,
6684 "Tx AC1 descriptors queued");
6685
6686 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6687 "tx_ac1_data_queued", CTLFLAG_RD, &sc->tx_ring[1].data_queued, 0,
6688 "Tx AC1 data queued");
6689
6690 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6691 "tx_ac0_desc_queued", CTLFLAG_RD, &sc->tx_ring[0].desc_queued, 0,
6692 "Tx AC0 descriptors queued");
6693
6694 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6695 "tx_ac0_data_queued", CTLFLAG_RD, &sc->tx_ring[0].data_queued, 0,
6696 "Tx AC0 data queued");
6697
6698 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6699 "tx_mgmt_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[5], 0,
6700 "Tx MGMT data queue full");
6701
6702 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6703 "tx_hcca_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[4], 0,
6704 "Tx HCCA data queue full");
6705
6706 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6707 "tx_ac3_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[3], 0,
6708 "Tx AC3 data queue full");
6709
6710 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6711 "tx_ac2_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[2], 0,
6712 "Tx AC2 data queue full");
6713
6714 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6715 "tx_ac1_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[1], 0,
6716 "Tx AC1 data queue full");
6717
6718 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6719 "tx_ac0_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[0], 0,
6720 "Tx AC0 data queue full");
6721
6722 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6723 "tx_watchdog_timeouts", CTLFLAG_RD, &sc->tx_watchdog_timeouts, 0,
6724 "Tx watchdog timeouts");
6725
6726 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6727 "tx_defrag_packets", CTLFLAG_RD, &sc->tx_defrag_packets, 0,
6728 "Tx defragmented packets");
6729
6730 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6731 "no_tx_desc_avail", CTLFLAG_RD, &sc->no_tx_desc_avail, 0,
6732 "no Tx descriptors available");
6733
6734 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6735 "rx_mbuf_alloc_errors", CTLFLAG_RD, &sc->rx_mbuf_alloc_errors, 0,
6736 "Rx mbuf allocation errors");
6737
6738 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6739 "rx_mbuf_dmamap_errors", CTLFLAG_RD, &sc->rx_mbuf_dmamap_errors, 0,
6740 "Rx mbuf DMA mapping errors");
6741
6742 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6743 "tx_queue_0_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[0], 0,
6744 "Tx queue 0 not empty");
6745
6746 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6747 "tx_queue_1_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[1], 0,
6748 "Tx queue 1 not empty");
6749
6750 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6751 "tx_beacons", CTLFLAG_RD, &sc->tx_beacons, 0,
6752 "Tx beacons");
6753
6754 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6755 "tx_noretryok", CTLFLAG_RD, &sc->tx_noretryok, 0,
6756 "Tx successfull without retries");
6757
6758 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6759 "tx_retryok", CTLFLAG_RD, &sc->tx_retryok, 0,
6760 "Tx successfull with retries");
6761
6762 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6763 "tx_failed", CTLFLAG_RD, &sc->tx_failed, 0,
6764 "Tx failed");
6765
6766 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6767 "tx_underflows", CTLFLAG_RD, &sc->tx_underflows, 0,
6768 "Tx underflows");
6769
6770 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6771 "tx_zerolen", CTLFLAG_RD, &sc->tx_zerolen, 0,
6772 "Tx zero length");
6773
6774 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6775 "tx_nonagg", CTLFLAG_RD, &sc->tx_nonagg, 0,
6776 "Tx non-aggregated");
6777
6778 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6779 "tx_agg", CTLFLAG_RD, &sc->tx_agg, 0,
6780 "Tx aggregated");
6781
6782 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6783 "tx_ampdu", CTLFLAG_RD, &sc->tx_ampdu, 0,
6784 "Tx A-MPDU");
6785
6786 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6787 "tx_mpdu_zero_density", CTLFLAG_RD, &sc->tx_mpdu_zero_density, 0,
6788 "Tx MPDU with zero density");
6789
6790 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6791 "tx_ampdu_sessions", CTLFLAG_RD, &sc->tx_ampdu_sessions, 0,
6792 "Tx A-MPDU sessions");
6793
6794 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6795 "rx_packets", CTLFLAG_RD, &sc->rx_packets, 0,
6796 "Rx packets");
6797
6798 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6799 "rx_ampdu", CTLFLAG_RD, &sc->rx_ampdu, 0,
6800 "Rx A-MPDU");
6801
6802 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6803 "rx_mpdu_zero_density", CTLFLAG_RD, &sc->rx_mpdu_zero_density, 0,
6804 "Rx MPDU with zero density");
6805
6806 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6807 "rx_amsdu", CTLFLAG_RD, &sc->rx_amsdu, 0,
6808 "Rx A-MSDU");
6809
6810 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6811 "rx_crc_errors", CTLFLAG_RD, &sc->rx_crc_errors, 0,
6812 "Rx CRC errors");
6813
6814 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6815 "rx_phy_errors", CTLFLAG_RD, &sc->rx_phy_errors, 0,
6816 "Rx PHY errors");
6817
6818 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6819 "rx_false_ccas", CTLFLAG_RD, &sc->rx_false_ccas, 0,
6820 "Rx false CCAs");
6821
6822 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6823 "rx_plcp_errors", CTLFLAG_RD, &sc->rx_plcp_errors, 0,
6824 "Rx PLCP errors");
6825
6826 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6827 "rx_dup_packets", CTLFLAG_RD, &sc->rx_dup_packets, 0,
6828 "Rx duplicate packets");
6829
6830 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6831 "rx_fifo_overflows", CTLFLAG_RD, &sc->rx_fifo_overflows, 0,
6832 "Rx FIFO overflows");
6833
6834 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6835 "rx_cipher_no_errors", CTLFLAG_RD, &sc->rx_cipher_no_errors, 0,
6836 "Rx cipher no errors");
6837
6838 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6839 "rx_cipher_icv_errors", CTLFLAG_RD, &sc->rx_cipher_icv_errors, 0,
6840 "Rx cipher ICV errors");
6841
6842 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6843 "rx_cipher_mic_errors", CTLFLAG_RD, &sc->rx_cipher_mic_errors, 0,
6844 "Rx cipher MIC errors");
6845
6846 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6847 "rx_cipher_invalid_key_errors", CTLFLAG_RD, &sc->rx_cipher_invalid_key_errors, 0,
6848 "Rx cipher invalid key errors");
6849 }
6850
6851 static device_method_t rt2860_dev_methods[] =
6852 {
6853 DEVMETHOD(device_probe, rt2860_probe),
6854 DEVMETHOD(device_attach, rt2860_attach),
6855 DEVMETHOD(device_detach, rt2860_detach),
6856 DEVMETHOD(device_shutdown, rt2860_shutdown),
6857 DEVMETHOD(device_suspend, rt2860_suspend),
6858 DEVMETHOD(device_resume, rt2860_resume),
6859 { 0, 0 }
6860 };
6861
6862 static driver_t rt2860_driver =
6863 {
6864 "rt2860",
6865 rt2860_dev_methods,
6866 sizeof(struct rt2860_softc)
6867 };
6868
6869 static devclass_t rt2860_dev_class;
6870
6871 DRIVER_MODULE(rt2860, pci, rt2860_driver, rt2860_dev_class, 0, 0);
6872
6873 MODULE_DEPEND(rt2860, pci, 1, 1, 1);
6874 MODULE_DEPEND(rt2860, wlan, 1, 1, 1);
FreeBSD 8 device driver for Ralink rt2860