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Zero out WCID entry after node is cleaned up
[ralink_drivers/rt2860_fbsd8.git] / rt2860.c
blob3ee5916a84225d159fb510238419fa63b87ee7ba
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 int rt2860_addba_response(struct ieee80211_node *ni,
176 struct ieee80211_tx_ampdu *tap,
177 int status, int baparamset, int batimeout);
178
179 static void rt2860_addba_stop(struct ieee80211_node *ni,
180 struct ieee80211_tx_ampdu *tap);
181
182 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni);
183
184 static void rt2860_periodic(void *arg);
185
186 static void rt2860_tx_watchdog(void *arg);
187
188 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid);
189
190 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid);
191
192 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
193 const uint8_t *bssid);
194
195 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
196 const uint8_t *addr);
197
198 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc);
199
200 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc);
201
202 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc);
203
204 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc);
205
206 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc);
207
208 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc);
209
210 static void rt2860_asic_update_txpower(struct rt2860_softc *sc);
211
212 static void rt2860_asic_update_promisc(struct rt2860_softc *sc);
213
214 static void rt2860_asic_updateprot(struct rt2860_softc *sc);
215
216 static void rt2860_asic_updateslot(struct rt2860_softc *sc);
217
218 static void rt2860_asic_wme_update(struct rt2860_softc *sc);
219
220 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
221 struct ieee80211vap *vap);
222
223 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc);
224
225 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
226 struct ieee80211vap *vap);
227
228 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi);
229
230 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
231 const struct rt2860_rxwi *rxwi);
232
233 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
234 uint8_t rssi, uint8_t rxpath);
235
236 static uint8_t rt2860_rate2mcs(uint8_t rate);
237
238 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
239 struct mbuf *m, struct ieee80211_node *ni, int qid);
240
241 static int rt2860_tx_data(struct rt2860_softc *sc,
242 struct mbuf *m, struct ieee80211_node *ni, int qid);
243
244 static int rt2860_tx_raw(struct rt2860_softc *sc,
245 struct mbuf *m, struct ieee80211_node *ni,
246 const struct ieee80211_bpf_params *params);
247
248 static void rt2860_intr(void *arg);
249
250 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc);
251
252 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc);
253
254 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc);
255
256 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc);
257
258 static void rt2860_rx_intr(struct rt2860_softc *sc);
259
260 static void rt2860_rx_delay_intr(struct rt2860_softc *sc);
261
262 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid);
263
264 static void rt2860_tx_delay_intr(struct rt2860_softc *sc);
265
266 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc);
267
268 static void rt2860_tbtt_intr(struct rt2860_softc *sc);
269
270 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc);
271
272 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc);
273
274 static void rt2860_gp_timer_intr(struct rt2860_softc *sc);
275
276 static void rt2860_rx_done_task(void *context, int pending);
277
278 static void rt2860_tx_done_task(void *context, int pending);
279
280 static void rt2860_fifo_sta_full_task(void *context, int pending);
281
282 static void rt2860_periodic_task(void *context, int pending);
283
284 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit);
285
286 static void rt2860_tx_eof(struct rt2860_softc *sc,
287 struct rt2860_softc_tx_ring *ring);
288
289 static void rt2860_update_stats(struct rt2860_softc *sc);
290
291 static void rt2860_bbp_tuning(struct rt2860_softc *sc);
292
293 static void rt2860_watchdog(struct rt2860_softc *sc);
294
295 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc);
296
297 static void rt2860_update_raw_counters(struct rt2860_softc *sc);
298
299 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask);
300
301 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask);
302
303 static int rt2860_txrx_enable(struct rt2860_softc *sc);
304
305 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
306 struct rt2860_softc_rx_ring *ring);
307
308 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
309 struct rt2860_softc_rx_ring *ring);
310
311 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
312 struct rt2860_softc_rx_ring *ring);
313
314 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
315 struct rt2860_softc_tx_ring *ring, int qid);
316
317 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
318 struct rt2860_softc_tx_ring *ring);
319
320 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
321 struct rt2860_softc_tx_ring *ring);
322
323 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
324 int nseg, int error);
325
326 static void rt2860_sysctl_attach(struct rt2860_softc *sc);
327
328 /*
329 * Static variables
330 */
331
332 static const struct rt2860_pci_ident rt2860_pci_ids[] =
333 {
334 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCI, "Ralink RT2860 PCI" },
335 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860_PCIe, "Ralink RT2860 PCIe" },
336 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2760_PCI, "Ralink RT2760 PCI" },
337 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2790_PCIe, "Ralink RT2790 PCIe" },
338 { 0, 0, NULL }
339 };
340
341 static const struct
342 {
343 uint32_t reg;
344 uint32_t val;
345 } rt2860_def_mac[] =
346 {
347 { RT2860_REG_PBF_BCN_OFFSET0, 0xf8f0e8e0 },
348 { RT2860_REG_PBF_BCN_OFFSET1, 0x6f77d0c8 },
349 { RT2860_REG_LEGACY_BASIC_RATE, 0x0000013f },
350 { RT2860_REG_HT_BASIC_RATE, 0x00008003 },
351 { RT2860_REG_SYS_CTRL, 0x00000000 },
352 { RT2860_REG_RX_FILTER_CFG, 0x00017f97 },
353 { RT2860_REG_BKOFF_SLOT_CFG, 0x00000209 },
354 { RT2860_REG_TX_SW_CFG0, 0x00000000 },
355 { RT2860_REG_TX_SW_CFG1, 0x00080606 },
356 { RT2860_REG_TX_LINK_CFG, 0x00001020 },
357 { RT2860_REG_TX_TIMEOUT_CFG, 0x000a2090 },
358 { RT2860_REG_MAX_LEN_CFG, (1 << 12) | RT2860_MAX_AGG_SIZE },
359 { RT2860_REG_LED_CFG, 0x7f031e46 },
360 { RT2860_REG_PBF_MAX_PCNT, 0x1f3fbf9f },
361 { RT2860_REG_TX_RTY_CFG, 0x47d01f0f },
362 { RT2860_REG_AUTO_RSP_CFG, 0x00000013 },
363 { RT2860_REG_TX_CCK_PROT_CFG, 0x05740003 },
364 { RT2860_REG_TX_OFDM_PROT_CFG, 0x05740003 },
365 { RT2860_REG_TX_GF20_PROT_CFG, 0x01744004 },
366 { RT2860_REG_TX_GF40_PROT_CFG, 0x03f44084 },
367 { RT2860_REG_TX_MM20_PROT_CFG, 0x01744004 },
368 { RT2860_REG_TX_MM40_PROT_CFG, 0x03f54084 },
369 { RT2860_REG_TX_TXOP_CTRL_CFG, 0x0000583f },
370 { RT2860_REG_TX_RTS_CFG, 0x00092b20 },
371 { RT2860_REG_TX_EXP_ACK_TIME, 0x002400ca },
372 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET, 0x00000002 },
373 { RT2860_REG_XIFS_TIME_CFG, 0x33a41010 },
374 { RT2860_REG_PWR_PIN_CFG, 0x00000003 },
375 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG, 0x00002273 },
376 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG, 0x00002344 },
377 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG, 0x000034aa },
378 };
379
380 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
381
382 static const struct
383 {
384 uint8_t reg;
385 uint8_t val;
386 } rt2860_def_bbp[] =
387 {
388 { 65, 0x2c },
389 { 66, 0x38 },
390 { 69, 0x12 },
391 { 70, 0x0a },
392 { 73, 0x10 },
393 { 81, 0x37 },
394 { 82, 0x62 },
395 { 83, 0x6a },
396 { 84, 0x99 },
397 { 86, 0x00 },
398 { 91, 0x04 },
399 { 92, 0x00 },
400 { 103, 0x00 },
401 { 105, 0x05 },
402 { 106, 0x35 },
403 };
404
405 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
406
407 SYSCTL_NODE(_hw, OID_AUTO, rt2860, CTLFLAG_RD, 0, "RT2860 driver parameters");
408
409 static int rt2860_tx_stbc = 1;
410 SYSCTL_INT(_hw_rt2860, OID_AUTO, tx_stbc, CTLFLAG_RW, &rt2860_tx_stbc, 0, "rt2860 Tx STBC");
411 TUNABLE_INT("hw.rt2860.tx_stbc", &rt2860_tx_stbc);
412
413 #ifdef RT2860_DEBUG
414 static int rt2860_debug = 0;
415 SYSCTL_INT(_hw_rt2860, OID_AUTO, debug, CTLFLAG_RW, &rt2860_debug, 0, "rt2860 debug level");
416 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug);
417 #endif
418
419 /*
420 * rt2860_probe
421 */
422 static int rt2860_probe(device_t dev)
423 {
424 const struct rt2860_pci_ident *ident;
425
426 for (ident = rt2860_pci_ids; ident->name != NULL; ident++)
427 {
428 if (pci_get_vendor(dev) == ident->vendor &&
429 pci_get_device(dev) == ident->device)
430 {
431 device_set_desc(dev, ident->name);
432 return 0;
433 }
434 }
435
436 return ENXIO;
437 }
438
439 /*
440 * rt2860_attach
441 */
442 static int rt2860_attach(device_t dev)
443 {
444 struct rt2860_softc *sc;
445 struct ifnet *ifp;
446 struct ieee80211com *ic;
447 int error, ntries, i;
448
449 sc = device_get_softc(dev);
450
451 if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0)
452 {
453 printf("%s: chip is in D%d power mode, setting to D0\n",
454 device_get_nameunit(dev), pci_get_powerstate(dev));
455 pci_set_powerstate(dev, PCI_POWERSTATE_D0);
456 }
457
458 /* enable bus-mastering */
459
460 pci_enable_busmaster(dev);
461
462 sc->dev = dev;
463
464 mtx_init(&sc->lock, device_get_nameunit(dev),
465 MTX_NETWORK_LOCK, MTX_DEF | MTX_RECURSE);
466
467 sc->mem_rid = PCIR_BAR(0);
468 sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
469 &sc->mem_rid, RF_ACTIVE);
470 if (sc->mem == NULL)
471 {
472 printf("%s: could not allocate memory resource\n",
473 device_get_nameunit(dev));
474 error = ENXIO;
475 goto fail;
476 }
477
478 sc->bst = rman_get_bustag(sc->mem);
479 sc->bsh = rman_get_bushandle(sc->mem);
480
481 sc->irq_rid = 0;
482 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
483 &sc->irq_rid, RF_ACTIVE | RF_SHAREABLE);
484 if (sc->irq == NULL)
485 {
486 printf("%s: could not allocate interrupt resource\n",
487 device_get_nameunit(dev));
488 error = ENXIO;
489 goto fail;
490 }
491
492 sc->tx_stbc = rt2860_tx_stbc;
493
494 #ifdef RT2860_DEBUG
495 sc->debug = rt2860_debug;
496
497 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
498 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
499 "debug", CTLFLAG_RW, &sc->debug, 0, "rt2860 debug level");
500 #endif
501
502 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
503 "%s: attaching\n",
504 device_get_nameunit(sc->dev));
505
506 /* wait for NIC to initialize */
507
508 for (ntries = 0; ntries < 100; ntries++)
509 {
510 sc->mac_rev = rt2860_io_mac_read(sc, RT2860_REG_MAC_CSR0);
511 if (sc->mac_rev != 0x00000000 && sc->mac_rev != 0xffffffff)
512 break;
513
514 DELAY(10);
515 }
516
517 if (ntries == 100)
518 {
519 printf("%s: timeout waiting for NIC to initialize\n",
520 device_get_nameunit(dev));
521 error = EIO;
522 goto fail;
523 }
524
525 rt2860_read_eeprom(sc);
526
527 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
528 device_get_nameunit(sc->dev), sc->mac_rev,
529 rt2860_rf_name(sc->rf_rev));
530
531 /* clear key tables */
532
533 rt2860_asic_clear_keytables(sc);
534
535 /* allocate Tx and Rx rings */
536
537 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
538 {
539 error = rt2860_alloc_tx_ring(sc, &sc->tx_ring[i], i);
540 if (error != 0)
541 {
542 printf("%s: could not allocate Tx ring #%d\n",
543 device_get_nameunit(sc->dev), i);
544 goto fail;
545 }
546 }
547
548 sc->tx_ring_mgtqid = 5;
549
550 error = rt2860_alloc_rx_ring(sc, &sc->rx_ring);
551 if (error != 0)
552 {
553 printf("%s: could not allocate Rx ring\n",
554 device_get_nameunit(sc->dev));
555 goto fail;
556 }
557
558 callout_init(&sc->periodic_ch, 0);
559 callout_init_mtx(&sc->tx_watchdog_ch, &sc->lock, 0);
560
561 ifp = sc->ifp = if_alloc(IFT_IEEE80211);
562 if (ifp == NULL)
563 {
564 printf("%s: could not if_alloc()\n",
565 device_get_nameunit(sc->dev));
566 error = ENOMEM;
567 goto fail;
568 }
569
570 ifp->if_softc = sc;
571
572 if_initname(ifp, "rt2860", device_get_unit(sc->dev));
573
574 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
575
576 ifp->if_init = rt2860_init;
577 ifp->if_ioctl = rt2860_ioctl;
578 ifp->if_start = rt2860_start;
579
580 IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
581 ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN;
582 IFQ_SET_READY(&ifp->if_snd);
583
584 ic = ifp->if_l2com;
585
586 ic->ic_ifp = ifp;
587
588 ic->ic_phytype = IEEE80211_T_HT;
589 ic->ic_opmode = IEEE80211_M_STA;
590
591 ic->ic_caps = IEEE80211_C_MONITOR |
592 IEEE80211_C_IBSS |
593 IEEE80211_C_STA |
594 IEEE80211_C_AHDEMO |
595 IEEE80211_C_HOSTAP |
596 IEEE80211_C_WDS |
597 IEEE80211_C_MBSS |
598 IEEE80211_C_BGSCAN |
599 IEEE80211_C_TXPMGT |
600 IEEE80211_C_SHPREAMBLE |
601 IEEE80211_C_SHSLOT |
602 IEEE80211_C_TXFRAG |
603 IEEE80211_C_BURST |
604 IEEE80211_C_WME |
605 IEEE80211_C_WPA;
606
607 ic->ic_cryptocaps |= IEEE80211_CRYPTO_WEP |
608 IEEE80211_CRYPTO_TKIP |
609 IEEE80211_CRYPTO_TKIPMIC |
610 IEEE80211_CRYPTO_AES_CCM;
611
612 ic->ic_htcaps = IEEE80211_HTC_HT |
613 IEEE80211_HTC_AMSDU | /* A-MSDU Tx */
614 IEEE80211_HTC_AMPDU | /* A-MPDU Tx */
615 IEEE80211_HTC_SMPS | /* MIMO power save */
616 IEEE80211_HTCAP_MAXAMSDU_3839 | /* max. A-MSDU Rx length */
617 IEEE80211_HTCAP_CHWIDTH40 | /* HT 40MHz channel width */
618 IEEE80211_HTCAP_GREENFIELD | /* HT greenfield */
619 IEEE80211_HTCAP_SHORTGI20 | /* HT 20MHz short GI */
620 IEEE80211_HTCAP_SHORTGI40 | /* HT 40MHz short GI */
621 IEEE80211_HTCAP_SMPS_OFF; /* MIMO power save disabled */
622
623 /* spatial streams */
624
625 if (sc->nrxpath == 2)
626 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_2STREAM;
627 else if (sc->nrxpath == 3)
628 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_3STREAM;
629 else
630 ic->ic_htcaps |= IEEE80211_HTCAP_RXSTBC_1STREAM;
631
632 if (sc->ntxpath > 1)
633 ic->ic_htcaps |= IEEE80211_HTCAP_TXSTBC;
634
635 /* delayed BA */
636
637 if (sc->mac_rev != 0x28600100)
638 ic->ic_htcaps |= IEEE80211_HTCAP_DELBA;
639
640 /* init channels */
641
642 ic->ic_nchans = 0;
643
644 rt2860_init_channels(sc);
645
646 rt2860_init_channels_ht40(sc);
647
648 ieee80211_ifattach(ic, sc->mac_addr);
649
650 ic->ic_vap_create = rt2860_vap_create;
651 ic->ic_vap_delete = rt2860_vap_delete;
652
653 ic->ic_node_alloc = rt2860_node_alloc;
654
655 sc->node_cleanup = ic->ic_node_cleanup;
656 ic->ic_node_cleanup = rt2860_node_cleanup;
657
658 ic->ic_node_getmimoinfo = rt2860_node_getmimoinfo;
659 ic->ic_setregdomain = rt2860_setregdomain;
660 ic->ic_getradiocaps = rt2860_getradiocaps;
661 ic->ic_scan_start = rt2860_scan_start;
662 ic->ic_scan_end = rt2860_scan_end;
663 ic->ic_set_channel = rt2860_set_channel;
664 ic->ic_newassoc = rt2860_newassoc;
665 ic->ic_updateslot = rt2860_updateslot;
666 ic->ic_update_promisc = rt2860_update_promisc;
667 ic->ic_update_mcast = rt2860_update_mcast;
668 ic->ic_wme.wme_update = rt2860_wme_update;
669 ic->ic_raw_xmit = rt2860_raw_xmit;
670
671 sc->recv_action = ic->ic_recv_action;
672 ic->ic_recv_action = rt2860_recv_action;
673
674 sc->send_action = ic->ic_send_action;
675 ic->ic_send_action = rt2860_send_action;
676
677 sc->addba_response = ic->ic_addba_response;
678 ic->ic_addba_response = rt2860_addba_response;
679
680 sc->addba_stop = ic->ic_addba_stop;
681 ic->ic_addba_stop = rt2860_addba_stop;
682
683 /* hardware requires padding between 802.11 frame header and body */
684
685 ic->ic_flags |= IEEE80211_F_DATAPAD | IEEE80211_F_DOTH;
686
687 ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
688
689 ieee80211_radiotap_attach(ic,
690 &sc->txtap.ihdr, sizeof(sc->txtap),
691 RT2860_SOFTC_TX_RADIOTAP_PRESENT,
692 &sc->rxtap.ihdr, sizeof(sc->rxtap),
693 RT2860_SOFTC_RX_RADIOTAP_PRESENT);
694
695 /* init task queue */
696
697 TASK_INIT(&sc->rx_done_task, 0, rt2860_rx_done_task, sc);
698 TASK_INIT(&sc->tx_done_task, 0, rt2860_tx_done_task, sc);
699 TASK_INIT(&sc->fifo_sta_full_task, 0, rt2860_fifo_sta_full_task, sc);
700 TASK_INIT(&sc->periodic_task, 0, rt2860_periodic_task, sc);
701
702 sc->rx_process_limit = 100;
703
704 sc->taskqueue = taskqueue_create("rt2860_taskq", M_NOWAIT,
705 taskqueue_thread_enqueue, &sc->taskqueue);
706
707 taskqueue_start_threads(&sc->taskqueue, 1, PI_NET, "%s taskq",
708 device_get_nameunit(sc->dev));
709
710 rt2860_sysctl_attach(sc);
711
712 if (bootverbose)
713 ieee80211_announce(ic);
714
715 /* set up interrupt */
716
717 error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
718 NULL, rt2860_intr, sc, &sc->irqh);
719 if (error != 0)
720 {
721 printf("%s: could not set up interrupt\n",
722 device_get_nameunit(dev));
723 goto fail;
724 }
725
726 return 0;
727
728 fail:
729
730 /* free Tx and Rx rings */
731
732 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
733 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
734
735 rt2860_free_rx_ring(sc, &sc->rx_ring);
736
737 mtx_destroy(&sc->lock);
738
739 if (sc->mem != NULL)
740 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
741
742 if (sc->irq != NULL)
743 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
744
745 return error;
746 }
747
748 /*
749 * rt2860_detach
750 */
751 static int rt2860_detach(device_t dev)
752 {
753 struct rt2860_softc *sc;
754 struct ifnet *ifp;
755 struct ieee80211com *ic;
756 int i;
757
758 sc = device_get_softc(dev);
759 ifp = sc->ifp;
760 ic = ifp->if_l2com;
761
762 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
763 "%s: detaching\n",
764 device_get_nameunit(sc->dev));
765
766 RT2860_SOFTC_LOCK(sc);
767
768 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
769
770 callout_stop(&sc->periodic_ch);
771 callout_stop(&sc->tx_watchdog_ch);
772
773 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
774 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
775 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
776 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
777
778 /* free Tx and Rx rings */
779
780 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
781 rt2860_free_tx_ring(sc, &sc->tx_ring[i]);
782
783 rt2860_free_rx_ring(sc, &sc->rx_ring);
784
785 RT2860_SOFTC_UNLOCK(sc);
786
787 ieee80211_ifdetach(ic);
788
789 if_free(ifp);
790
791 taskqueue_free(sc->taskqueue);
792
793 mtx_destroy(&sc->lock);
794
795 bus_generic_detach(dev);
796
797 bus_teardown_intr(dev, sc->irq, sc->irqh);
798
799 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq);
800
801 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem);
802
803 return 0;
804 }
805
806 /*
807 * rt2860_shutdown
808 */
809 static int rt2860_shutdown(device_t dev)
810 {
811 struct rt2860_softc *sc;
812
813 sc = device_get_softc(dev);
814
815 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
816 "%s: shutting down\n",
817 device_get_nameunit(sc->dev));
818
819 rt2860_stop(sc);
820
821 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
822
823 return 0;
824 }
825
826 /*
827 * rt2860_suspend
828 */
829 static int rt2860_suspend(device_t dev)
830 {
831 struct rt2860_softc *sc;
832
833 sc = device_get_softc(dev);
834
835 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
836 "%s: suspending\n",
837 device_get_nameunit(sc->dev));
838
839 rt2860_stop(sc);
840
841 sc->flags &= ~RT2860_SOFTC_FLAGS_UCODE_LOADED;
842
843 return 0;
844 }
845
846 /*
847 * rt2860_resume
848 */
849 static int rt2860_resume(device_t dev)
850 {
851 struct rt2860_softc *sc;
852 struct ifnet *ifp;
853
854 sc = device_get_softc(dev);
855 ifp = sc->ifp;
856
857 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
858 "%s: resuming\n",
859 device_get_nameunit(sc->dev));
860
861 if (ifp->if_flags & IFF_UP)
862 rt2860_init(sc);
863
864 return 0;
865 }
866
867 /*
868 * rt2860_init_channels
869 */
870 static void rt2860_init_channels(struct rt2860_softc *sc)
871 {
872 struct ifnet *ifp;
873 struct ieee80211com *ic;
874 struct ieee80211_channel *c;
875 int i, flags;
876
877 ifp = sc->ifp;
878 ic = ifp->if_l2com;
879
880 /* set supported channels for 2GHz band */
881
882 for (i = 1; i <= 14; i++)
883 {
884 c = &ic->ic_channels[ic->ic_nchans++];
885 flags = IEEE80211_CHAN_B;
886
887 c->ic_freq = ieee80211_ieee2mhz(i, flags);
888 c->ic_ieee = i;
889 c->ic_flags = flags;
890
891 c = &ic->ic_channels[ic->ic_nchans++];
892 flags = IEEE80211_CHAN_B | IEEE80211_CHAN_HT20;
893
894 c->ic_freq = ieee80211_ieee2mhz(i, flags);
895 c->ic_ieee = i;
896 c->ic_flags = flags;
897
898 c = &ic->ic_channels[ic->ic_nchans++];
899 flags = IEEE80211_CHAN_G;
900
901 c->ic_freq = ieee80211_ieee2mhz(i, flags);
902 c->ic_ieee = i;
903 c->ic_flags = flags;
904
905 c = &ic->ic_channels[ic->ic_nchans++];
906 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT20;
907
908 c->ic_freq = ieee80211_ieee2mhz(i, flags);
909 c->ic_ieee = i;
910 c->ic_flags = flags;
911 }
912
913 /* set supported channels for 5GHz band */
914
915 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
916 sc->rf_rev == RT2860_EEPROM_RF_2750)
917 {
918 for (i = 36; i <= 64; i += 4)
919 {
920 c = &ic->ic_channels[ic->ic_nchans++];
921 flags = IEEE80211_CHAN_A;
922
923 c->ic_freq = ieee80211_ieee2mhz(i, flags);
924 c->ic_ieee = i;
925 c->ic_flags = flags;
926
927 c = &ic->ic_channels[ic->ic_nchans++];
928 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
929
930 c->ic_freq = ieee80211_ieee2mhz(i, flags);
931 c->ic_ieee = i;
932 c->ic_flags = flags;
933 }
934
935 for (i = 100; i <= 140; i += 4)
936 {
937 c = &ic->ic_channels[ic->ic_nchans++];
938 flags = IEEE80211_CHAN_A;
939
940 c->ic_freq = ieee80211_ieee2mhz(i, flags);
941 c->ic_ieee = i;
942 c->ic_flags = flags;
943
944 c = &ic->ic_channels[ic->ic_nchans++];
945 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
946
947 c->ic_freq = ieee80211_ieee2mhz(i, flags);
948 c->ic_ieee = i;
949 c->ic_flags = flags;
950 }
951
952 for (i = 149; i <= 165; i += 4)
953 {
954 c = &ic->ic_channels[ic->ic_nchans++];
955 flags = IEEE80211_CHAN_A;
956
957 c->ic_freq = ieee80211_ieee2mhz(i, flags);
958 c->ic_ieee = i;
959 c->ic_flags = flags;
960
961 c = &ic->ic_channels[ic->ic_nchans++];
962 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20;
963
964 c->ic_freq = ieee80211_ieee2mhz(i, flags);
965 c->ic_ieee = i;
966 c->ic_flags = flags;
967 }
968 }
969 }
970
971 /*
972 * rt2860_init_channels_ht40
973 */
974 static void rt2860_init_channels_ht40(struct rt2860_softc *sc)
975 {
976 struct ifnet *ifp;
977 struct ieee80211com *ic;
978 struct ieee80211_channel *c, *cent, *ext;
979 int i, flags;
980
981 ifp = sc->ifp;
982 ic = ifp->if_l2com;
983
984 /* set supported channels for 2GHz band */
985
986 for (i = 1; i <= 14; i++)
987 {
988 flags = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40;
989
990 /* find the center channel */
991
992 cent = ieee80211_find_channel_byieee(ic, i,
993 flags & ~IEEE80211_CHAN_HT);
994 if (cent == NULL)
995 {
996 printf("%s: skip channel %d, could not find center channel\n",
997 device_get_nameunit(sc->dev), i);
998 continue;
999 }
1000
1001 /* find the extension channel */
1002
1003 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1004 flags & ~IEEE80211_CHAN_HT);
1005 if (ext == NULL)
1006 {
1007 printf("%s: skip channel %d, could not find extension channel\n",
1008 device_get_nameunit(sc->dev), i);
1009 continue;
1010 }
1011
1012 c = &ic->ic_channels[ic->ic_nchans++];
1013
1014 *c = *cent;
1015 c->ic_extieee = ext->ic_ieee;
1016 c->ic_flags &= ~IEEE80211_CHAN_HT;
1017 c->ic_flags |= IEEE80211_CHAN_HT40U;
1018
1019 c = &ic->ic_channels[ic->ic_nchans++];
1020
1021 *c = *ext;
1022 c->ic_extieee = cent->ic_ieee;
1023 c->ic_flags &= ~IEEE80211_CHAN_HT;
1024 c->ic_flags |= IEEE80211_CHAN_HT40D;
1025 }
1026
1027 /* set supported channels for 5GHz band */
1028
1029 if (sc->rf_rev == RT2860_EEPROM_RF_2850 ||
1030 sc->rf_rev == RT2860_EEPROM_RF_2750)
1031 {
1032 for (i = 36; i <= 64; i += 4)
1033 {
1034 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1035
1036 /* find the center channel */
1037
1038 cent = ieee80211_find_channel_byieee(ic, i,
1039 flags & ~IEEE80211_CHAN_HT);
1040 if (cent == NULL)
1041 {
1042 printf("%s: skip channel %d, could not find center channel\n",
1043 device_get_nameunit(sc->dev), i);
1044 continue;
1045 }
1046
1047 /* find the extension channel */
1048
1049 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1050 flags & ~IEEE80211_CHAN_HT);
1051 if (ext == NULL)
1052 {
1053 printf("%s: skip channel %d, could not find extension channel\n",
1054 device_get_nameunit(sc->dev), i);
1055 continue;
1056 }
1057
1058 c = &ic->ic_channels[ic->ic_nchans++];
1059
1060 *c = *cent;
1061 c->ic_extieee = ext->ic_ieee;
1062 c->ic_flags &= ~IEEE80211_CHAN_HT;
1063 c->ic_flags |= IEEE80211_CHAN_HT40U;
1064
1065 c = &ic->ic_channels[ic->ic_nchans++];
1066
1067 *c = *ext;
1068 c->ic_extieee = cent->ic_ieee;
1069 c->ic_flags &= ~IEEE80211_CHAN_HT;
1070 c->ic_flags |= IEEE80211_CHAN_HT40D;
1071 }
1072
1073 for (i = 100; i <= 140; i += 4)
1074 {
1075 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1076
1077 /* find the center channel */
1078
1079 cent = ieee80211_find_channel_byieee(ic, i,
1080 flags & ~IEEE80211_CHAN_HT);
1081 if (cent == NULL)
1082 {
1083 printf("%s: skip channel %d, could not find center channel\n",
1084 device_get_nameunit(sc->dev), i);
1085 continue;
1086 }
1087
1088 /* find the extension channel */
1089
1090 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1091 flags & ~IEEE80211_CHAN_HT);
1092 if (ext == NULL)
1093 {
1094 printf("%s: skip channel %d, could not find extension channel\n",
1095 device_get_nameunit(sc->dev), i);
1096 continue;
1097 }
1098
1099 c = &ic->ic_channels[ic->ic_nchans++];
1100
1101 *c = *cent;
1102 c->ic_extieee = ext->ic_ieee;
1103 c->ic_flags &= ~IEEE80211_CHAN_HT;
1104 c->ic_flags |= IEEE80211_CHAN_HT40U;
1105
1106 c = &ic->ic_channels[ic->ic_nchans++];
1107
1108 *c = *ext;
1109 c->ic_extieee = cent->ic_ieee;
1110 c->ic_flags &= ~IEEE80211_CHAN_HT;
1111 c->ic_flags |= IEEE80211_CHAN_HT40D;
1112 }
1113
1114 for (i = 149; i <= 165; i += 4)
1115 {
1116 flags = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40;
1117
1118 /* find the center channel */
1119
1120 cent = ieee80211_find_channel_byieee(ic, i,
1121 flags & ~IEEE80211_CHAN_HT);
1122 if (cent == NULL)
1123 {
1124 printf("%s: skip channel %d, could not find center channel\n",
1125 device_get_nameunit(sc->dev), i);
1126 continue;
1127 }
1128
1129 /* find the extension channel */
1130
1131 ext = ieee80211_find_channel(ic, cent->ic_freq + 20,
1132 flags & ~IEEE80211_CHAN_HT);
1133 if (ext == NULL)
1134 {
1135 printf("%s: skip channel %d, could not find extension channel\n",
1136 device_get_nameunit(sc->dev), i);
1137 continue;
1138 }
1139
1140 c = &ic->ic_channels[ic->ic_nchans++];
1141
1142 *c = *cent;
1143 c->ic_extieee = ext->ic_ieee;
1144 c->ic_flags &= ~IEEE80211_CHAN_HT;
1145 c->ic_flags |= IEEE80211_CHAN_HT40U;
1146
1147 c = &ic->ic_channels[ic->ic_nchans++];
1148
1149 *c = *ext;
1150 c->ic_extieee = cent->ic_ieee;
1151 c->ic_flags &= ~IEEE80211_CHAN_HT;
1152 c->ic_flags |= IEEE80211_CHAN_HT40D;
1153 }
1154 }
1155 }
1156
1157 /*
1158 * rt2860_init_locked
1159 */
1160 static void rt2860_init_locked(void *priv)
1161 {
1162 struct rt2860_softc *sc;
1163 struct ifnet *ifp;
1164 struct ieee80211com *ic;
1165 int error, i, ntries;
1166 uint32_t tmp, stacnt[6];
1167
1168 sc = priv;
1169 ifp = sc->ifp;
1170 ic = ifp->if_l2com;
1171
1172 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1173 "%s: initializing\n",
1174 device_get_nameunit(sc->dev));
1175
1176 RT2860_SOFTC_ASSERT_LOCKED(sc);
1177
1178 if (!(sc->flags & RT2860_SOFTC_FLAGS_UCODE_LOADED))
1179 {
1180 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1181 "%s: loading 8051 microcode\n",
1182 device_get_nameunit(sc->dev));
1183
1184 error = rt2860_io_mcu_load_ucode(sc, rt2860_ucode, sizeof(rt2860_ucode));
1185 if (error != 0)
1186 {
1187 printf("%s: could not load 8051 microcode\n",
1188 device_get_nameunit(sc->dev));
1189 goto fail;
1190 }
1191
1192 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1193 "%s: 8051 microcode was successfully loaded\n",
1194 device_get_nameunit(sc->dev));
1195
1196 sc->flags |= RT2860_SOFTC_FLAGS_UCODE_LOADED;
1197 }
1198
1199 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x2);
1200
1201 /* disable DMA engine */
1202
1203 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1204
1205 tmp &= 0xff0;
1206 tmp |= RT2860_REG_TX_WB_DDONE;
1207
1208 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1209
1210 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, 0xffffffff);
1211
1212 /* PBF hardware reset */
1213
1214 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1215 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1216
1217 /* wait while DMA engine is busy */
1218
1219 for (ntries = 0; ntries < 100; ntries++)
1220 {
1221 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1222 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1223 break;
1224
1225 DELAY(1000);
1226 }
1227
1228 if (ntries == 100)
1229 {
1230 printf("%s: timeout waiting for DMA engine\n",
1231 device_get_nameunit(sc->dev));
1232 goto fail;
1233 }
1234
1235 tmp &= 0xff0;
1236 tmp |= RT2860_REG_TX_WB_DDONE;
1237
1238 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1239
1240 /* reset Rx and Tx rings */
1241
1242 tmp = RT2860_REG_RST_IDX_RX |
1243 RT2860_REG_RST_IDX_TX_MGMT |
1244 RT2860_REG_RST_IDX_TX_HCCA |
1245 RT2860_REG_RST_IDX_TX_AC3 |
1246 RT2860_REG_RST_IDX_TX_AC2 |
1247 RT2860_REG_RST_IDX_TX_AC1 |
1248 RT2860_REG_RST_IDX_TX_AC0;
1249
1250 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_RST_IDX, tmp);
1251
1252 /* PBF hardware reset */
1253
1254 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe1f);
1255 rt2860_io_mac_write(sc, RT2860_REG_PBF_SYS_CTRL, 0xe00);
1256
1257 rt2860_io_mac_write(sc, RT2860_REG_PWR_PIN_CFG, 0x3);
1258
1259 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1260 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1261 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1262
1263 /* init Tx power per rate */
1264
1265 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
1266 {
1267 if (sc->txpow_rate_20mhz[i] == 0xffffffff)
1268 continue;
1269
1270 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i),
1271 sc->txpow_rate_20mhz[i]);
1272 }
1273
1274 for (i = 0; i < RT2860_DEF_MAC_SIZE; i++)
1275 rt2860_io_mac_write(sc, rt2860_def_mac[i].reg,
1276 rt2860_def_mac[i].val);
1277
1278 /* wait while MAC is busy */
1279
1280 for (ntries = 0; ntries < 100; ntries++)
1281 {
1282 if (!(rt2860_io_mac_read(sc, RT2860_REG_STATUS_CFG) &
1283 (RT2860_REG_STATUS_TX_BUSY | RT2860_REG_STATUS_RX_BUSY)))
1284 break;
1285
1286 DELAY(1000);
1287 }
1288
1289 if (ntries == 100)
1290 {
1291 printf("%s: timeout waiting for MAC\n",
1292 device_get_nameunit(sc->dev));
1293 goto fail;
1294 }
1295
1296 /* clear Host to MCU mailbox */
1297
1298 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX_BBP_AGENT, 0);
1299 rt2860_io_mac_write(sc, RT2860_REG_H2M_MAILBOX, 0);
1300
1301 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_BOOT,
1302 RT2860_REG_H2M_TOKEN_NO_INTR, 0);
1303
1304 DELAY(1000);
1305
1306 error = rt2860_init_bbp(sc);
1307 if (error != 0)
1308 goto fail;
1309
1310 /* set up maximum buffer sizes */
1311
1312 tmp = (1 << 12) | RT2860_MAX_AGG_SIZE;
1313
1314 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1315
1316 if (sc->mac_rev == 0x28720200)
1317 {
1318 /* set max. PSDU length from 16K to 32K bytes */
1319
1320 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1321
1322 tmp &= ~(3 << 12);
1323 tmp |= (2 << 12);
1324
1325 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1326 }
1327
1328 if (sc->mac_rev >= 0x28720200 && sc->mac_rev < 0x30700200)
1329 {
1330 tmp = rt2860_io_mac_read(sc, RT2860_REG_MAX_LEN_CFG);
1331
1332 tmp &= 0xfff;
1333 tmp |= 0x2000;
1334
1335 rt2860_io_mac_write(sc, RT2860_REG_MAX_LEN_CFG, tmp);
1336 }
1337
1338 /* set mac address */
1339
1340 rt2860_asic_set_macaddr(sc, IF_LLADDR(ifp));
1341
1342 /* clear statistic registers */
1343
1344 rt2860_io_mac_read_multi(sc, RT2860_REG_RX_STA_CNT0,
1345 stacnt, sizeof(stacnt));
1346
1347 /* set RTS threshold */
1348
1349 rt2860_asic_update_rtsthreshold(sc);
1350
1351 /* set Tx power */
1352
1353 rt2860_asic_update_txpower(sc);
1354
1355 /* set up protection mode */
1356
1357 sc->tx_ampdu_sessions = 0;
1358
1359 rt2860_asic_updateprot(sc);
1360
1361 /* clear beacon frame space (entries = 8, entry size = 512) */
1362
1363 rt2860_io_mac_set_region_4(sc, RT2860_REG_BEACON_BASE(0), 0, 1024);
1364
1365 taskqueue_unblock(sc->taskqueue);
1366
1367 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1368
1369 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1370 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
1371
1372 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
1373 {
1374 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
1375 sc->tx_ring[i].desc_phys_addr);
1376 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
1377 RT2860_SOFTC_TX_RING_DESC_COUNT);
1378 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
1379 }
1380
1381 /* init Rx ring */
1382
1383 rt2860_reset_rx_ring(sc, &sc->rx_ring);
1384
1385 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
1386 sc->rx_ring.desc_phys_addr);
1387 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
1388 RT2860_SOFTC_RX_RING_DATA_COUNT);
1389 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
1390 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
1391
1392 /* wait while DMA engine is busy */
1393
1394 for (ntries = 0; ntries < 100; ntries++)
1395 {
1396 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
1397 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
1398 break;
1399
1400 DELAY(1000);
1401 }
1402
1403 if (ntries == 100)
1404 {
1405 printf("%s: timeout waiting for DMA engine\n",
1406 device_get_nameunit(sc->dev));
1407 goto fail;
1408 }
1409
1410 tmp &= 0xff0;
1411 tmp |= RT2860_REG_TX_WB_DDONE;
1412
1413 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
1414
1415 /* disable interrupts mitigation */
1416
1417 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_DELAY_INT_CFG, 0);
1418
1419 /* send LEDs operating mode to microcontroller */
1420
1421 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED1,
1422 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[0]);
1423 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED2,
1424 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[1]);
1425 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_LED3,
1426 RT2860_REG_H2M_TOKEN_NO_INTR, sc->led_off[2]);
1427
1428 /* turn radio LED on */
1429
1430 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON);
1431
1432 /* write vendor-specific BBP values (from EEPROM) */
1433
1434 for (i = 0; i < RT2860_SOFTC_BBP_EEPROM_COUNT; i++)
1435 {
1436 if (sc->bbp_eeprom[i].reg == 0x00 ||
1437 sc->bbp_eeprom[i].reg == 0xff)
1438 continue;
1439
1440 rt2860_io_bbp_write(sc, sc->bbp_eeprom[i].reg,
1441 sc->bbp_eeprom[i].val);
1442 }
1443
1444 /*
1445 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1446 if (tmp & (1 << 2))
1447 {
1448 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1449 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1450 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1451
1452 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1453 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1454 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1455 }
1456 */
1457
1458 /* disable non-existing Rx chains */
1459
1460 tmp = rt2860_io_bbp_read(sc, 3);
1461
1462 tmp &= ~((1 << 4) | (1 << 3));
1463
1464 if (sc->nrxpath == 3)
1465 tmp |= (1 << 4);
1466 else if (sc->nrxpath == 2)
1467 tmp |= (1 << 3);
1468
1469 rt2860_io_bbp_write(sc, 3, tmp);
1470
1471 /* disable non-existing Tx chains */
1472
1473 tmp = rt2860_io_bbp_read(sc, 1);
1474
1475 tmp &= ~((1 << 4) | (1 << 3));
1476
1477 if (sc->ntxpath == 2)
1478 tmp |= (1 << 4);
1479
1480 rt2860_io_bbp_write(sc, 1, tmp);
1481
1482 /* set current channel */
1483
1484 rt2860_rf_set_chan(sc, ic->ic_curchan);
1485
1486 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG, 0);
1487 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
1488 (48 << 16) | 96);
1489
1490 if ((sc->mac_rev & 0xffff) != 0x0101)
1491 rt2860_io_mac_write(sc, RT2860_REG_TX_TXOP_CTRL_CFG, 0x583f);
1492
1493 /* clear pending interrupts */
1494
1495 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, 0xffffffff);
1496
1497 /* enable interrupts */
1498
1499 tmp = RT2860_REG_INT_TX_COHERENT |
1500 RT2860_REG_INT_RX_COHERENT |
1501 RT2860_REG_INT_GP_TIMER |
1502 RT2860_REG_INT_AUTO_WAKEUP |
1503 RT2860_REG_INT_FIFO_STA_FULL |
1504 /*
1505 RT2860_REG_INT_PRE_TBTT |
1506 RT2860_REG_INT_TBTT |
1507 */
1508 RT2860_REG_INT_TXRX_COHERENT |
1509 RT2860_REG_INT_MCU_CMD |
1510 RT2860_REG_INT_TX_MGMT_DONE |
1511 RT2860_REG_INT_TX_HCCA_DONE |
1512 RT2860_REG_INT_TX_AC3_DONE |
1513 RT2860_REG_INT_TX_AC2_DONE |
1514 RT2860_REG_INT_TX_AC1_DONE |
1515 RT2860_REG_INT_TX_AC0_DONE |
1516 RT2860_REG_INT_RX_DONE;
1517
1518 sc->intr_enable_mask = tmp;
1519
1520 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
1521
1522 if (rt2860_txrx_enable(sc) != 0)
1523 goto fail;
1524
1525 /* clear garbage interrupts */
1526
1527 tmp = rt2860_io_mac_read(sc, 0x1300);
1528
1529 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1530 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1531
1532 sc->periodic_round = 0;
1533
1534 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
1535
1536 return;
1537
1538 fail:
1539
1540 rt2860_stop_locked(sc);
1541 }
1542
1543 /*
1544 * rt2860_init
1545 */
1546 static void rt2860_init(void *priv)
1547 {
1548 struct rt2860_softc *sc;
1549
1550 sc = priv;
1551
1552 RT2860_SOFTC_LOCK(sc);
1553
1554 rt2860_init_locked(sc);
1555
1556 RT2860_SOFTC_UNLOCK(sc);
1557 }
1558
1559 /*
1560 * rt2860_init_bbp
1561 */
1562 static int rt2860_init_bbp(struct rt2860_softc *sc)
1563 {
1564 int ntries, i;
1565 uint8_t tmp;
1566
1567 for (ntries = 0; ntries < 20; ntries++)
1568 {
1569 tmp = rt2860_io_bbp_read(sc, 0);
1570 if (tmp != 0x00 && tmp != 0xff)
1571 break;
1572 }
1573
1574 if (tmp == 0x00 || tmp == 0xff)
1575 {
1576 printf("%s: timeout waiting for BBP to wakeup\n",
1577 device_get_nameunit(sc->dev));
1578 return ETIMEDOUT;
1579 }
1580
1581 for (i = 0; i < RT2860_DEF_BBP_SIZE; i++)
1582 rt2860_io_bbp_write(sc, rt2860_def_bbp[i].reg,
1583 rt2860_def_bbp[i].val);
1584
1585 if ((sc->mac_rev & 0xffff) != 0x0101)
1586 rt2860_io_bbp_write(sc, 84, 0x19);
1587
1588 if (sc->mac_rev == 0x28600100)
1589 {
1590 rt2860_io_bbp_write(sc, 69, 0x16);
1591 rt2860_io_bbp_write(sc, 73, 0x12);
1592 }
1593
1594 return 0;
1595 }
1596
1597 /*
1598 * rt2860_stop_locked
1599 */
1600 static void rt2860_stop_locked(void *priv)
1601 {
1602 struct rt2860_softc *sc;
1603 struct ifnet *ifp;
1604 struct ieee80211com *ic;
1605 uint32_t tmp;
1606
1607 sc = priv;
1608 ifp = sc->ifp;
1609 ic = ifp->if_l2com;
1610
1611 RT2860_DPRINTF(sc, RT2860_DEBUG_ANY,
1612 "%s: stopping\n",
1613 device_get_nameunit(sc->dev));
1614
1615 RT2860_SOFTC_ASSERT_LOCKED(sc);
1616
1617 sc->tx_timer = 0;
1618
1619 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1620 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
1621
1622 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
1623
1624 callout_stop(&sc->periodic_ch);
1625 callout_stop(&sc->tx_watchdog_ch);
1626
1627 RT2860_SOFTC_UNLOCK(sc);
1628
1629 taskqueue_block(sc->taskqueue);
1630
1631 taskqueue_drain(sc->taskqueue, &sc->rx_done_task);
1632 taskqueue_drain(sc->taskqueue, &sc->tx_done_task);
1633 taskqueue_drain(sc->taskqueue, &sc->fifo_sta_full_task);
1634 taskqueue_drain(sc->taskqueue, &sc->periodic_task);
1635
1636 RT2860_SOFTC_LOCK(sc);
1637
1638 /* clear key tables */
1639
1640 rt2860_asic_clear_keytables(sc);
1641
1642 /* disable interrupts */
1643
1644 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, 0);
1645
1646 /* disable Tx/Rx */
1647
1648 tmp = rt2860_io_mac_read(sc, RT2860_REG_SYS_CTRL);
1649
1650 tmp &= ~(RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
1651
1652 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, tmp);
1653
1654 /* reset adapter */
1655
1656 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
1657 RT2860_REG_MAC_SRST | RT2860_REG_BBP_HRST);
1658 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, 0);
1659 }
1660
1661 /*
1662 * rt2860_stop
1663 */
1664 static void rt2860_stop(void *priv)
1665 {
1666 struct rt2860_softc *sc;
1667
1668 sc = priv;
1669
1670 RT2860_SOFTC_LOCK(sc);
1671
1672 rt2860_stop_locked(sc);
1673
1674 RT2860_SOFTC_UNLOCK(sc);
1675 }
1676
1677 /*
1678 * rt2860_start
1679 */
1680 static void rt2860_start(struct ifnet *ifp)
1681 {
1682 struct rt2860_softc *sc;
1683 struct ieee80211_node *ni;
1684 struct mbuf *m;
1685 int qid;
1686
1687 sc = ifp->if_softc;
1688
1689 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1690 return;
1691
1692 for (;;)
1693 {
1694 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
1695 if (m == NULL)
1696 break;
1697
1698 ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
1699
1700 m->m_pkthdr.rcvif = NULL;
1701
1702 qid = M_WME_GETAC(m);
1703
1704 RT2860_SOFTC_TX_RING_LOCK(&sc->tx_ring[qid]);
1705
1706 if (sc->tx_ring[qid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
1707 {
1708 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[qid]);
1709
1710 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
1711 "%s: if_start: Tx ring with qid=%d is full\n",
1712 device_get_nameunit(sc->dev), qid);
1713
1714 m_freem(m);
1715 ieee80211_free_node(ni);
1716
1717 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1718 ifp->if_oerrors++;
1719
1720 sc->tx_data_queue_full[qid]++;
1721
1722 break;
1723 }
1724
1725 if (rt2860_tx_data(sc, m, ni, qid) != 0)
1726 {
1727 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[qid]);
1728
1729 ieee80211_free_node(ni);
1730
1731 ifp->if_oerrors++;
1732
1733 break;
1734 }
1735
1736 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[qid]);
1737
1738 rt2860_drain_fifo_stats(sc);
1739
1740 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
1741
1742 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
1743 }
1744 }
1745
1746 /*
1747 * rt2860_ioctl
1748 */
1749 static int rt2860_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
1750 {
1751 struct rt2860_softc *sc;
1752 struct ieee80211com *ic;
1753 struct ifreq *ifr;
1754 int error, startall;
1755
1756 sc = ifp->if_softc;
1757 ic = ifp->if_l2com;
1758 ifr = (struct ifreq *) data;
1759
1760 error = 0;
1761
1762 switch (cmd)
1763 {
1764 case SIOCSIFFLAGS:
1765 startall = 0;
1766
1767 RT2860_SOFTC_LOCK(sc);
1768
1769 if (ifp->if_flags & IFF_UP)
1770 {
1771 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1772 {
1773 if ((ifp->if_flags ^ sc->if_flags) & IFF_PROMISC)
1774 rt2860_asic_update_promisc(sc);
1775 }
1776 else
1777 {
1778 rt2860_init_locked(sc);
1779 startall = 1;
1780 }
1781 }
1782 else
1783 {
1784 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1785 rt2860_stop_locked(sc);
1786 }
1787
1788 sc->if_flags = ifp->if_flags;
1789
1790 RT2860_SOFTC_UNLOCK(sc);
1791
1792 if (startall)
1793 ieee80211_start_all(ic);
1794 break;
1795
1796 case SIOCGIFMEDIA:
1797 case SIOCSIFMEDIA:
1798 error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
1799 break;
1800
1801 case SIOCGIFADDR:
1802 error = ether_ioctl(ifp, cmd, data);
1803 break;
1804
1805 default:
1806 error = EINVAL;
1807 break;
1808 }
1809
1810 return error;
1811 }
1812
1813 /*
1814 * rt2860_vap_create
1815 */
1816 static struct ieee80211vap *rt2860_vap_create(struct ieee80211com *ic,
1817 const char name[IFNAMSIZ], int unit, int opmode, int flags,
1818 const uint8_t bssid[IEEE80211_ADDR_LEN],
1819 const uint8_t mac[IEEE80211_ADDR_LEN])
1820 {
1821 struct rt2860_softc *sc;
1822 struct ifnet *ifp;
1823 struct rt2860_softc_vap *rvap;
1824 struct ieee80211vap *vap;
1825
1826 ifp = ic->ic_ifp;
1827 sc = ifp->if_softc;
1828
1829 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1830 "%s: VAP create: opmode=%s\n",
1831 device_get_nameunit(sc->dev),
1832 ieee80211_opmode_name[opmode]);
1833
1834 switch (opmode)
1835 {
1836 case IEEE80211_M_IBSS:
1837 case IEEE80211_M_STA:
1838 case IEEE80211_M_AHDEMO:
1839 case IEEE80211_M_HOSTAP:
1840 case IEEE80211_M_MBSS:
1841 if ((sc->napvaps + sc->nadhocvaps + sc->nstavaps) != 0)
1842 {
1843 if_printf(ifp, "only 1 VAP supported\n");
1844 return NULL;
1845 }
1846
1847 if (opmode == IEEE80211_M_STA)
1848 flags |= IEEE80211_CLONE_NOBEACONS;
1849 break;
1850
1851 case IEEE80211_M_WDS:
1852 if (sc->napvaps == 0)
1853 {
1854 if_printf(ifp, "WDS only supported in AP mode\n");
1855 return NULL;
1856 }
1857 break;
1858
1859 case IEEE80211_M_MONITOR:
1860 break;
1861
1862 default:
1863 if_printf(ifp, "unknown opmode %d\n", opmode);
1864 return NULL;
1865 }
1866
1867 rvap = (struct rt2860_softc_vap *) malloc(sizeof(struct rt2860_softc_vap),
1868 M_80211_VAP, M_NOWAIT | M_ZERO);
1869 if (rvap == NULL)
1870 return NULL;
1871
1872 vap = &rvap->vap;
1873
1874 ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid, mac);
1875
1876 rvap->newstate = vap->iv_newstate;
1877 vap->iv_newstate = rt2860_vap_newstate;
1878
1879 vap->iv_reset = rt2860_vap_reset;
1880 vap->iv_key_update_begin = rt2860_vap_key_update_begin;
1881 vap->iv_key_update_end = rt2860_vap_key_update_end;
1882 vap->iv_key_set = rt2860_vap_key_set;
1883 vap->iv_key_delete = rt2860_vap_key_delete;
1884 vap->iv_update_beacon = rt2860_vap_update_beacon;
1885
1886 rt2860_amrr_init(&rvap->amrr, vap,
1887 sc->ntxpath,
1888 RT2860_AMRR_MIN_SUCCESS_THRESHOLD,
1889 RT2860_AMRR_MAX_SUCCESS_THRESHOLD,
1890 500);
1891
1892 vap->iv_max_aid = RT2860_SOFTC_STAID_COUNT;
1893
1894 /* override default Rx A-MPDU factor */
1895
1896 vap->iv_ampdu_rxmax = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1897 vap->iv_ampdu_density = IEEE80211_HTCAP_MPDUDENSITY_NA;
1898 vap->iv_ampdu_limit = vap->iv_ampdu_rxmax;
1899
1900 ieee80211_vap_attach(vap, rt2860_media_change, ieee80211_media_status);
1901
1902 switch (vap->iv_opmode)
1903 {
1904 case IEEE80211_M_HOSTAP:
1905 case IEEE80211_M_MBSS:
1906 case IEEE80211_M_AHDEMO:
1907 sc->napvaps++;
1908 break;
1909
1910 case IEEE80211_M_IBSS:
1911 sc->nadhocvaps++;
1912 break;
1913
1914 case IEEE80211_M_STA:
1915 sc->nstavaps++;
1916 break;
1917
1918 case IEEE80211_M_WDS:
1919 sc->nwdsvaps++;
1920 break;
1921
1922 default:
1923 break;
1924 }
1925
1926 sc->nvaps++;
1927
1928 if (sc->napvaps > 0)
1929 ic->ic_opmode = IEEE80211_M_HOSTAP;
1930 else if (sc->nadhocvaps > 0)
1931 ic->ic_opmode = IEEE80211_M_IBSS;
1932 else if (sc->nstavaps > 0)
1933 ic->ic_opmode = IEEE80211_M_STA;
1934 else
1935 ic->ic_opmode = opmode;
1936
1937 return vap;
1938 }
1939
1940 /*
1941 * rt2860_vap_delete
1942 */
1943 static void rt2860_vap_delete(struct ieee80211vap *vap)
1944 {
1945 struct rt2860_softc *sc;
1946 struct ieee80211com *ic;
1947 struct ifnet *ifp;
1948 struct rt2860_softc_vap *rvap;
1949 enum ieee80211_opmode opmode;
1950
1951 ic = vap->iv_ic;
1952 ifp = ic->ic_ifp;
1953 sc = ifp->if_softc;
1954 rvap = (struct rt2860_softc_vap *) vap;
1955 opmode = vap->iv_opmode;
1956
1957 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
1958 "%s: VAP delete: opmode=%s\n",
1959 device_get_nameunit(sc->dev), ieee80211_opmode_name[opmode]);
1960
1961 rt2860_amrr_cleanup(&rvap->amrr);
1962
1963 ieee80211_vap_detach(vap);
1964
1965 if (rvap->beacon_mbuf != NULL)
1966 {
1967 m_free(rvap->beacon_mbuf);
1968 rvap->beacon_mbuf = NULL;
1969 }
1970
1971 switch (opmode)
1972 {
1973 case IEEE80211_M_HOSTAP:
1974 case IEEE80211_M_MBSS:
1975 case IEEE80211_M_AHDEMO:
1976 sc->napvaps--;
1977 break;
1978
1979 case IEEE80211_M_IBSS:
1980 sc->nadhocvaps--;
1981 break;
1982
1983 case IEEE80211_M_STA:
1984 sc->nstavaps--;
1985 break;
1986
1987 case IEEE80211_M_WDS:
1988 sc->nwdsvaps--;
1989 break;
1990
1991 default:
1992 break;
1993 }
1994
1995 sc->nvaps--;
1996
1997 if (sc->napvaps > 0)
1998 ic->ic_opmode = IEEE80211_M_HOSTAP;
1999 else if (sc->nadhocvaps > 0)
2000 ic->ic_opmode = IEEE80211_M_IBSS;
2001 else if (sc->nstavaps > 0)
2002 ic->ic_opmode = IEEE80211_M_STA;
2003
2004 free(rvap, M_80211_VAP);
2005 }
2006
2007 /*
2008 * rt2860_reset_vap
2009 */
2010 static int rt2860_vap_reset(struct ieee80211vap *vap, u_long cmd)
2011 {
2012 struct rt2860_softc *sc;
2013 struct ieee80211com *ic;
2014 struct ifnet *ifp;
2015 struct rt2860_softc_vap *rvap;
2016 int error;
2017
2018 ic = vap->iv_ic;
2019 ifp = ic->ic_ifp;
2020 sc = ifp->if_softc;
2021 rvap = (struct rt2860_softc_vap *) vap;
2022
2023 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2024 "%s: VAP reset: cmd=%lu\n",
2025 device_get_nameunit(sc->dev), cmd);
2026
2027 error = 0;
2028
2029 switch (cmd)
2030 {
2031 case IEEE80211_IOC_RTSTHRESHOLD:
2032 case IEEE80211_IOC_AMSDU:
2033 rt2860_asic_update_rtsthreshold(sc);
2034 break;
2035
2036 case IEEE80211_IOC_PROTMODE:
2037 case IEEE80211_IOC_HTPROTMODE:
2038 rt2860_asic_updateprot(sc);
2039 break;
2040
2041 case IEEE80211_IOC_TXPOWER:
2042 rt2860_asic_update_txpower(sc);
2043 break;
2044
2045 case IEEE80211_IOC_BURST:
2046 rt2860_asic_updateslot(sc);
2047 break;
2048
2049 case IEEE80211_IOC_SHORTGI:
2050 case IEEE80211_IOC_AMPDU_DENSITY:
2051 case IEEE80211_IOC_SMPS:
2052 break;
2053
2054 default:
2055 error = ENETRESET;
2056 break;
2057 }
2058
2059 return error;
2060 }
2061
2062 /*
2063 * rt2860_vap_newstate
2064 */
2065 static int rt2860_vap_newstate(struct ieee80211vap *vap,
2066 enum ieee80211_state nstate, int arg)
2067 {
2068 struct rt2860_softc *sc;
2069 struct ieee80211com *ic;
2070 struct ifnet *ifp;
2071 struct rt2860_softc_vap *rvap;
2072 struct ieee80211_node *ni;
2073 enum ieee80211_state ostate;
2074 int error;
2075
2076 ic = vap->iv_ic;
2077 ifp = ic->ic_ifp;
2078 sc = ifp->if_softc;
2079 rvap = (struct rt2860_softc_vap *) vap;
2080
2081 ostate = vap->iv_state;
2082
2083 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2084 "%s: VAP newstate: %s -> %s\n",
2085 device_get_nameunit(sc->dev),
2086 ieee80211_state_name[ostate], ieee80211_state_name[nstate]);
2087
2088 error = rvap->newstate(vap, nstate, arg);
2089 if (error != 0)
2090 return error;
2091
2092 IEEE80211_UNLOCK(ic);
2093
2094 RT2860_SOFTC_LOCK(sc);
2095
2096 /* turn link LED off */
2097
2098 if (nstate != IEEE80211_S_RUN)
2099 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_OFF);
2100
2101 switch (nstate)
2102 {
2103 case IEEE80211_S_INIT:
2104 rt2860_asic_disable_tsf_sync(sc);
2105 break;
2106
2107 case IEEE80211_S_RUN:
2108 ni = vap->iv_bss;
2109
2110 rt2860_rf_set_chan(sc, ni->ni_chan);
2111
2112 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2113 {
2114 rt2860_asic_enable_mrr(sc);
2115 rt2860_asic_set_txpreamble(sc);
2116 rt2860_asic_set_basicrates(sc);
2117 rt2860_asic_update_txpower(sc);
2118 rt2860_asic_set_bssid(sc, ni->ni_bssid);
2119 }
2120
2121 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2122 vap->iv_opmode == IEEE80211_M_IBSS ||
2123 vap->iv_opmode == IEEE80211_M_MBSS)
2124 {
2125 error = rt2860_beacon_alloc(sc, vap);
2126 if (error != 0)
2127 break;
2128
2129 rt2860_asic_update_beacon(sc, vap);
2130 }
2131
2132 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2133 rt2860_asic_enable_tsf_sync(sc);
2134
2135 /* turn link LED on */
2136
2137 if (vap->iv_opmode != IEEE80211_M_MONITOR)
2138 {
2139 rt2860_led_cmd(sc, RT2860_LED_CMD_RADIO_ON |
2140 (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan) ?
2141 RT2860_LED_CMD_LINK_2GHZ : RT2860_LED_CMD_LINK_5GHZ));
2142 }
2143 break;
2144
2145 case IEEE80211_S_SLEEP:
2146 break;
2147
2148 default:
2149 break;
2150 }
2151
2152 RT2860_SOFTC_UNLOCK(sc);
2153
2154 IEEE80211_LOCK(ic);
2155
2156 return error;
2157 }
2158
2159 /*
2160 * rt2860_vap_key_update_begin
2161 */
2162 static void rt2860_vap_key_update_begin(struct ieee80211vap *vap)
2163 {
2164 struct rt2860_softc *sc;
2165 struct ieee80211com *ic;
2166 struct ifnet *ifp;
2167
2168 ic = vap->iv_ic;
2169 ifp = ic->ic_ifp;
2170 sc = ifp->if_softc;
2171
2172 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2173 "%s: VAP key update begin\n",
2174 device_get_nameunit(sc->dev));
2175
2176 taskqueue_block(sc->taskqueue);
2177
2178 IF_LOCK(&ifp->if_snd);
2179 }
2180
2181 /*
2182 * rt2860_vap_key_update_end
2183 */
2184 static void rt2860_vap_key_update_end(struct ieee80211vap *vap)
2185 {
2186 struct rt2860_softc *sc;
2187 struct ieee80211com *ic;
2188 struct ifnet *ifp;
2189
2190 ic = vap->iv_ic;
2191 ifp = ic->ic_ifp;
2192 sc = ifp->if_softc;
2193
2194 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2195 "%s: VAP key update end\n",
2196 device_get_nameunit(sc->dev));
2197
2198 IF_UNLOCK(&ifp->if_snd);
2199
2200 taskqueue_unblock(sc->taskqueue);
2201 }
2202
2203 /*
2204 * rt2860_vap_key_set
2205 */
2206 static int rt2860_vap_key_set(struct ieee80211vap *vap,
2207 const struct ieee80211_key *k, const uint8_t mac[IEEE80211_ADDR_LEN])
2208 {
2209 struct rt2860_softc *sc;
2210 struct ieee80211com *ic;
2211 struct ifnet *ifp;
2212 struct ieee80211_node *ni;
2213 struct rt2860_softc_node *rni;
2214 uint16_t key_base, keymode_base;
2215 uint8_t mode, vapid, wcid, iv[8];
2216 uint32_t tmp;
2217
2218 if (k->wk_cipher->ic_cipher != IEEE80211_CIPHER_WEP &&
2219 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_TKIP &&
2220 k->wk_cipher->ic_cipher != IEEE80211_CIPHER_AES_CCM)
2221 return 0;
2222
2223 ic = vap->iv_ic;
2224 ifp = ic->ic_ifp;
2225 sc = ifp->if_softc;
2226
2227 switch (k->wk_cipher->ic_cipher)
2228 {
2229 case IEEE80211_CIPHER_WEP:
2230 if(k->wk_keylen < 8)
2231 mode = RT2860_REG_CIPHER_MODE_WEP40;
2232 else
2233 mode = RT2860_REG_CIPHER_MODE_WEP104;
2234 break;
2235
2236 case IEEE80211_CIPHER_TKIP:
2237 mode = RT2860_REG_CIPHER_MODE_TKIP;
2238 break;
2239
2240 case IEEE80211_CIPHER_AES_CCM:
2241 mode = RT2860_REG_CIPHER_MODE_AES_CCMP;
2242 break;
2243
2244 default:
2245 return 0;
2246 }
2247
2248 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2249 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
2250 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2251 mode, (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2252
2253 if (!(k->wk_flags & IEEE80211_KEY_GROUP))
2254 {
2255 /* install pairwise key */
2256
2257 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, mac);
2258 rni = (struct rt2860_softc_node *) ni;
2259
2260 vapid = 0;
2261 wcid = rni->staid;
2262 key_base = RT2860_REG_PKEY(wcid);
2263
2264 ieee80211_free_node(ni);
2265
2266 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2267 {
2268 memset(iv, 0, 8);
2269
2270 iv[3] = (k->wk_keyix << 6);
2271 }
2272 else
2273 {
2274 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2275 {
2276 iv[0] = (k->wk_keytsc >> 8);
2277 iv[1] = ((iv[0] | 0x20) & 0x7f);
2278 iv[2] = k->wk_keytsc;
2279 }
2280 else
2281 {
2282 /* AES CCMP */
2283
2284 iv[0] = k->wk_keytsc;
2285 iv[1] = k->wk_keytsc >> 8;
2286 iv[2] = 0;
2287 }
2288
2289 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2290 iv[4] = (k->wk_keytsc >> 16);
2291 iv[5] = (k->wk_keytsc >> 24);
2292 iv[6] = (k->wk_keytsc >> 32);
2293 iv[7] = (k->wk_keytsc >> 40);
2294
2295 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2296 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2297 device_get_nameunit(sc->dev),
2298 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2299 }
2300
2301 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2302
2303 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2304 {
2305 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2306
2307 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2308 {
2309 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2310 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2311 }
2312 else
2313 {
2314 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2315 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2316 }
2317 }
2318 else
2319 {
2320 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2321 }
2322
2323 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2324 (mode << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2325
2326 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2327 }
2328
2329 if ((k->wk_flags & IEEE80211_KEY_GROUP) ||
2330 (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP))
2331 {
2332 /* install group key */
2333
2334 vapid = 0;
2335 wcid = RT2860_WCID_MCAST;
2336 key_base = RT2860_REG_SKEY(vapid, k->wk_keyix);
2337 keymode_base = RT2860_REG_SKEY_MODE(vapid);
2338
2339 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2340 {
2341 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, 16);
2342
2343 if (vap->iv_opmode != IEEE80211_M_HOSTAP)
2344 {
2345 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[16], 8);
2346 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[24], 8);
2347 }
2348 else
2349 {
2350 rt2860_io_mac_write_multi(sc, key_base + 16, &k->wk_key[24], 8);
2351 rt2860_io_mac_write_multi(sc, key_base + 24, &k->wk_key[16], 8);
2352 }
2353 }
2354 else
2355 {
2356 rt2860_io_mac_write_multi(sc, key_base, k->wk_key, k->wk_keylen);
2357 }
2358
2359 tmp = rt2860_io_mac_read(sc, keymode_base);
2360
2361 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2362 tmp |= (mode << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2363
2364 rt2860_io_mac_write(sc, keymode_base, tmp);
2365
2366 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2367 {
2368 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_WEP)
2369 {
2370 memset(iv, 0, 8);
2371
2372 iv[3] = (k->wk_keyix << 6);
2373 }
2374 else
2375 {
2376 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP)
2377 {
2378 iv[0] = (k->wk_keytsc >> 8);
2379 iv[1] = ((iv[0] | 0x20) & 0x7f);
2380 iv[2] = k->wk_keytsc;
2381 }
2382 else
2383 {
2384 /* AES CCMP */
2385
2386 iv[0] = k->wk_keytsc;
2387 iv[1] = k->wk_keytsc >> 8;
2388 iv[2] = 0;
2389 }
2390
2391 iv[3] = ((k->wk_keyix << 6) | IEEE80211_WEP_EXTIV);
2392 iv[4] = (k->wk_keytsc >> 16);
2393 iv[5] = (k->wk_keytsc >> 24);
2394 iv[6] = (k->wk_keytsc >> 32);
2395 iv[7] = (k->wk_keytsc >> 40);
2396
2397 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2398 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2399 device_get_nameunit(sc->dev),
2400 iv[0], iv[1], iv[2], iv[3], iv[4], iv[5], iv[6], iv[7]);
2401 }
2402
2403 rt2860_io_mac_write_multi(sc, RT2860_REG_IVEIV(wcid), iv, 8);
2404
2405 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2406 (mode << RT2860_REG_CIPHER_MODE_SHIFT);
2407
2408 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2409 }
2410 }
2411
2412 return 1;
2413 }
2414
2415 /*
2416 * rt2860_vap_key_delete
2417 */
2418 static int rt2860_vap_key_delete(struct ieee80211vap *vap,
2419 const struct ieee80211_key *k)
2420 {
2421 struct rt2860_softc *sc;
2422 struct ieee80211com *ic;
2423 struct ifnet *ifp;
2424 uint8_t vapid, wcid;
2425 uint32_t tmp;
2426
2427 ic = vap->iv_ic;
2428 ifp = ic->ic_ifp;
2429 sc = ifp->if_softc;
2430
2431 RT2860_DPRINTF(sc, RT2860_DEBUG_KEY,
2432 "%s: VAP key delete: keyix=%d, keylen=%d, macaddr=%s, group=%d\n",
2433 device_get_nameunit(sc->dev), k->wk_keyix, k->wk_keylen, ether_sprintf(k->wk_macaddr),
2434 (k->wk_flags & IEEE80211_KEY_GROUP) ? 1 : 0);
2435
2436 if (k->wk_flags & IEEE80211_KEY_GROUP)
2437 {
2438 /* remove group key */
2439
2440 vapid = 0;
2441 wcid = RT2860_WCID_MCAST;
2442
2443 tmp = rt2860_io_mac_read(sc, RT2860_REG_SKEY_MODE(vapid));
2444
2445 tmp &= ~(0xf << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2446 tmp |= (RT2860_REG_CIPHER_MODE_NONE << (k->wk_keyix * 4 + 16 * (vapid % 2)));
2447
2448 rt2860_io_mac_write(sc, RT2860_REG_SKEY_MODE(vapid), tmp);
2449
2450 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2451 {
2452 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2453 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2454
2455 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2456 }
2457 }
2458
2459 return 1;
2460 }
2461
2462 /*
2463 * rt2860_vap_update_beacon
2464 */
2465 static void rt2860_vap_update_beacon(struct ieee80211vap *vap, int what)
2466 {
2467 struct rt2860_softc *sc;
2468 struct ieee80211com *ic;
2469 struct ifnet *ifp;
2470 struct rt2860_softc_vap *rvap;
2471 struct mbuf *m;
2472 struct ieee80211_beacon_offsets *bo;
2473
2474 ic = vap->iv_ic;
2475 ifp = ic->ic_ifp;
2476 sc = ifp->if_softc;
2477 rvap = (struct rt2860_softc_vap *) vap;
2478 m = rvap->beacon_mbuf;
2479 bo = &rvap->beacon_offsets;
2480
2481 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
2482 "%s: VAP update beacon: what=%d\n",
2483 device_get_nameunit(sc->dev), what);
2484
2485 setbit(bo->bo_flags, what);
2486
2487 ieee80211_beacon_update(vap->iv_bss, bo, m, 0);
2488
2489 rt2860_asic_update_beacon(sc, vap);
2490 }
2491
2492 /*
2493 * rt2860_media_change
2494 */
2495 static int rt2860_media_change(struct ifnet *ifp)
2496 {
2497 int error;
2498
2499 error = ieee80211_media_change(ifp);
2500
2501 return (error == ENETRESET ? 0 : error);
2502 }
2503
2504 /*
2505 * rt2860_node_alloc
2506 */
2507 static struct ieee80211_node *rt2860_node_alloc(struct ieee80211vap *vap,
2508 const uint8_t mac[IEEE80211_ADDR_LEN])
2509 {
2510 return malloc(sizeof(struct rt2860_softc_node),
2511 M_80211_NODE, M_NOWAIT | M_ZERO);
2512 }
2513
2514 /*
2515 * rt2860_node_cleanup
2516 */
2517 static void rt2860_node_cleanup(struct ieee80211_node *ni)
2518 {
2519 struct rt2860_softc *sc;
2520 struct ieee80211com *ic;
2521 struct ifnet *ifp;
2522 struct rt2860_softc_node *rni;
2523 uint8_t vapid, wcid;
2524 uint32_t tmp;
2525
2526 ic = ni->ni_ic;
2527 ifp = ic->ic_ifp;
2528 sc = ifp->if_softc;
2529 rni = (struct rt2860_softc_node *) ni;
2530
2531 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2532 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2533 device_get_nameunit(sc->dev), ether_sprintf(ni->ni_macaddr),
2534 ni->ni_associd, rni->staid);
2535
2536 if (rni->staid != 0)
2537 {
2538 vapid = 0;
2539 wcid = rni->staid;
2540
2541 tmp = ((vapid & RT2860_REG_VAP_MASK) << RT2860_REG_VAP_SHIFT) |
2542 (RT2860_REG_CIPHER_MODE_NONE << RT2860_REG_CIPHER_MODE_SHIFT) | RT2860_REG_PKEY_ENABLE;
2543
2544 rt2860_io_mac_write(sc, RT2860_REG_WCID_ATTR(wcid), tmp);
2545
2546 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid), 0x00000000);
2547 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, 0x00000000);
2548
2549 rt2860_staid_delete(sc, rni->staid);
2550
2551 rni->staid = 0;
2552 }
2553
2554 sc->node_cleanup(ni);
2555 }
2556
2557 /*
2558 * rt2860_node_getmimoinfo
2559 */
2560 static void rt2860_node_getmimoinfo(const struct ieee80211_node *ni,
2561 struct ieee80211_mimo_info *mi)
2562 {
2563 const struct rt2860_softc_node *rni;
2564 int i;
2565
2566 rni = (const struct rt2860_softc_node *) ni;
2567
2568 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
2569 {
2570 mi->rssi[i] = rni->last_rssi_dbm[i];
2571 mi->noise[i] = RT2860_NOISE_FLOOR;
2572 }
2573 }
2574
2575 /*
2576 * rt2860_setregdomain
2577 */
2578 static int rt2860_setregdomain(struct ieee80211com *ic,
2579 struct ieee80211_regdomain *reg,
2580 int nchans, struct ieee80211_channel chans[])
2581 {
2582 struct rt2860_softc *sc;
2583 struct ifnet *ifp;
2584
2585 ifp = ic->ic_ifp;
2586 sc = ifp->if_softc;
2587
2588 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
2589 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2590 device_get_nameunit(sc->dev),
2591 reg->country, reg->isocc[0], reg->isocc[1], reg->location);
2592
2593 return 0;
2594 }
2595
2596 /*
2597 * rt2860_getradiocaps
2598 */
2599 static void rt2860_getradiocaps(struct ieee80211com *ic,
2600 int maxchans, int *nchans, struct ieee80211_channel chans[])
2601 {
2602 *nchans = (ic->ic_nchans >= maxchans) ? maxchans : ic->ic_nchans;
2603
2604 memcpy(chans, ic->ic_channels, (*nchans) * sizeof(struct ieee80211_channel));
2605 }
2606
2607 /*
2608 * rt2860_scan_start
2609 */
2610 static void rt2860_scan_start(struct ieee80211com *ic)
2611 {
2612 struct rt2860_softc *sc;
2613 struct ifnet *ifp;
2614
2615 ifp = ic->ic_ifp;
2616 sc = ifp->if_softc;
2617
2618 rt2860_asic_disable_tsf_sync(sc);
2619 }
2620
2621 /*
2622 * rt2860_scan_end
2623 */
2624 static void rt2860_scan_end(struct ieee80211com *ic)
2625 {
2626 struct rt2860_softc *sc;
2627 struct ifnet *ifp;
2628
2629 ifp = ic->ic_ifp;
2630 sc = ifp->if_softc;
2631
2632 rt2860_asic_enable_tsf_sync(sc);
2633 }
2634
2635 /*
2636 * rt2860_set_channel
2637 */
2638 static void rt2860_set_channel(struct ieee80211com *ic)
2639 {
2640 struct rt2860_softc *sc;
2641 struct ifnet *ifp;
2642
2643 ifp = ic->ic_ifp;
2644 sc = ifp->if_softc;
2645
2646 RT2860_DPRINTF(sc, RT2860_DEBUG_CHAN,
2647 "%s: set channel: channel=%u, HT%s%s\n",
2648 device_get_nameunit(sc->dev),
2649 ieee80211_chan2ieee(ic, ic->ic_curchan),
2650 !IEEE80211_IS_CHAN_HT(ic->ic_curchan) ? " disabled" :
2651 IEEE80211_IS_CHAN_HT20(ic->ic_curchan) ? "20":
2652 IEEE80211_IS_CHAN_HT40U(ic->ic_curchan) ? "40U" : "40D",
2653 (ic->ic_flags & IEEE80211_F_SCAN) ? ", scanning" : "");
2654
2655 RT2860_SOFTC_LOCK(sc);
2656
2657 rt2860_rf_set_chan(sc, ic->ic_curchan);
2658
2659 RT2860_SOFTC_UNLOCK(sc);
2660 }
2661
2662 /*
2663 * rt2860_newassoc
2664 */
2665 static void rt2860_newassoc(struct ieee80211_node *ni, int isnew)
2666 {
2667 struct rt2860_softc *sc;
2668 struct ieee80211com *ic;
2669 struct ifnet *ifp;
2670 struct ieee80211vap *vap;
2671 struct rt2860_softc_vap *rvap;
2672 struct rt2860_softc_node *rni;
2673 uint16_t aid;
2674 uint8_t wcid;
2675
2676 vap = ni->ni_vap;
2677 ic = vap->iv_ic;
2678 ifp = ic->ic_ifp;
2679 sc = ifp->if_softc;
2680 rvap = (struct rt2860_softc_vap *) vap;
2681 rni = (struct rt2860_softc_node *) ni;
2682
2683 if (isnew)
2684 {
2685 aid = IEEE80211_AID(ni->ni_associd);
2686 rni->staid = rt2860_staid_alloc(sc, aid);
2687 wcid = rni->staid;
2688
2689 rt2860_io_mac_write_multi(sc, RT2860_REG_WCID(wcid),
2690 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2691
2692 rt2860_amrr_node_init(&rvap->amrr, &sc->amrr_node[wcid], ni);
2693
2694 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
2695 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2696 device_get_nameunit(sc->dev),
2697 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
2698 ni->ni_associd, ni->ni_txrate,
2699 (ni->ni_flags & IEEE80211_NODE_HT) ?
2700 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
2701 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
2702
2703 rt2860_asic_updateprot(sc);
2704 rt2860_asic_updateslot(sc);
2705 rt2860_asic_set_txpreamble(sc);
2706 }
2707
2708 RT2860_DPRINTF(sc, RT2860_DEBUG_NODE,
2709 "%s: new association: isnew=%d, macaddr=%s, associd=0x%04x, staid=0x%02x, QoS %s, ERP %s, HT %s\n",
2710 device_get_nameunit(sc->dev), isnew, ether_sprintf(ni->ni_macaddr),
2711 ni->ni_associd, rni->staid,
2712 (ni->ni_flags & IEEE80211_NODE_QOS) ? "enabled" : "disabled",
2713 (ni->ni_flags & IEEE80211_NODE_ERP) ? "enabled" : "disabled",
2714 (ni->ni_flags & IEEE80211_NODE_HT) ? "enabled" : "disabled");
2715 }
2716
2717 /*
2718 * rt2860_updateslot
2719 */
2720 static void rt2860_updateslot(struct ifnet *ifp)
2721 {
2722 struct rt2860_softc *sc;
2723
2724 sc = ifp->if_softc;
2725
2726 rt2860_asic_updateslot(sc);
2727 }
2728
2729 /*
2730 * rt2860_update_promisc
2731 */
2732 static void rt2860_update_promisc(struct ifnet *ifp)
2733 {
2734 struct rt2860_softc *sc;
2735
2736 sc = ifp->if_softc;
2737
2738 rt2860_asic_update_promisc(sc);
2739 }
2740
2741 /*
2742 * rt2860_update_mcast
2743 */
2744 static void rt2860_update_mcast(struct ifnet *ifp)
2745 {
2746 struct rt2860_softc *sc;
2747
2748 sc = ifp->if_softc;
2749 }
2750
2751 /*
2752 * rt2860_wme_update
2753 */
2754 static int rt2860_wme_update(struct ieee80211com *ic)
2755 {
2756 struct rt2860_softc *sc;
2757 struct ifnet *ifp;
2758
2759 ifp = ic->ic_ifp;
2760 sc = ifp->if_softc;
2761
2762 rt2860_asic_wme_update(sc);
2763
2764 return 0;
2765 }
2766
2767 /*
2768 * rt2860_raw_xmit
2769 */
2770 static int rt2860_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
2771 const struct ieee80211_bpf_params *params)
2772 {
2773 struct rt2860_softc *sc;
2774 struct ieee80211com *ic;
2775 struct ifnet *ifp;
2776
2777 ic = ni->ni_ic;
2778 ifp = ic->ic_ifp;
2779 sc = ifp->if_softc;
2780
2781 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2782 {
2783 m_freem(m);
2784 ieee80211_free_node(ni);
2785
2786 return ENETDOWN;
2787 }
2788
2789 RT2860_SOFTC_TX_RING_LOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2790
2791 if (sc->tx_ring[sc->tx_ring_mgtqid].data_queued >= RT2860_SOFTC_TX_RING_DATA_COUNT)
2792 {
2793 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2794
2795 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
2796 "%s: raw xmit: Tx ring with qid=%d is full\n",
2797 device_get_nameunit(sc->dev), sc->tx_ring_mgtqid);
2798
2799 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
2800
2801 m_freem(m);
2802 ieee80211_free_node(ni);
2803
2804 sc->tx_data_queue_full[sc->tx_ring_mgtqid]++;
2805
2806 return ENOBUFS;
2807 }
2808
2809 if (rt2860_tx_mgmt(sc, m, ni, sc->tx_ring_mgtqid) != 0)
2810 {
2811 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2812
2813 ifp->if_oerrors++;
2814
2815 ieee80211_free_node(ni);
2816
2817 return EIO;
2818 }
2819
2820 RT2860_SOFTC_TX_RING_UNLOCK(&sc->tx_ring[sc->tx_ring_mgtqid]);
2821
2822 sc->tx_timer = RT2860_TX_WATCHDOG_TIMEOUT;
2823
2824 return 0;
2825 }
2826
2827 /*
2828 * rt2860_recv_action
2829 */
2830 static int rt2860_recv_action(struct ieee80211_node *ni,
2831 const struct ieee80211_frame *wh,
2832 const uint8_t *frm, const uint8_t *efrm)
2833 {
2834 struct rt2860_softc *sc;
2835 struct ieee80211com *ic;
2836 struct ifnet *ifp;
2837 struct rt2860_softc_node *rni;
2838 const struct ieee80211_action *ia;
2839 uint16_t baparamset;
2840 uint8_t wcid;
2841 int ret, tid;
2842 uint32_t tmp;
2843
2844 ic = ni->ni_ic;
2845 ifp = ic->ic_ifp;
2846 sc = ifp->if_softc;
2847 rni = (struct rt2860_softc_node *) ni;
2848
2849 ia = (const struct ieee80211_action *) frm;
2850
2851 ret = sc->recv_action(ni, wh, frm, efrm);
2852
2853 if (ia->ia_category != IEEE80211_ACTION_CAT_BA)
2854 return ret;
2855
2856 switch (ia->ia_action)
2857 {
2858 /* IEEE80211_ACTION_BA_DELBA */
2859 case IEEE80211_ACTION_BA_DELBA:
2860 baparamset = LE_READ_2(frm + 2);
2861 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2862 wcid = rni->staid;
2863
2864 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2865 "%s: received DELBA request: associd=0x%04x, staid=0x%02x, tid=%d\n",
2866 device_get_nameunit(sc->dev), ni->ni_associd, rni->staid, tid);
2867
2868 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2869
2870 tmp &= ~(0x10000 << tid);
2871
2872 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2873 break;
2874 }
2875
2876 return ret;
2877 }
2878
2879 /*
2880 * rt2860_send_action
2881 */
2882 static int rt2860_send_action(struct ieee80211_node *ni,
2883 int cat, int act, void *sa)
2884 {
2885 struct rt2860_softc *sc;
2886 struct ieee80211com *ic;
2887 struct ifnet *ifp;
2888 struct rt2860_softc_node *rni;
2889 uint16_t *args, status, baparamset;
2890 uint8_t wcid;
2891 int ret, tid, bufsize;
2892 uint32_t tmp;
2893
2894 ic = ni->ni_ic;
2895 ifp = ic->ic_ifp;
2896 sc = ifp->if_softc;
2897 rni = (struct rt2860_softc_node *) ni;
2898
2899 ret = sc->send_action(ni, cat, act, sa);
2900
2901 if (cat != IEEE80211_ACTION_CAT_BA)
2902 return ret;
2903
2904 wcid = rni->staid;
2905 args = sa;
2906
2907 switch (act)
2908 {
2909 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2910 case IEEE80211_ACTION_BA_ADDBA_RESPONSE:
2911 status = args[1];
2912 baparamset = args[2];
2913 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2914 bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2915
2916 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2917 "%s: sending ADDBA response: associd=0x%04x, staid=0x%02x, status=%d, tid=%d, bufsize=%d\n",
2918 device_get_nameunit(sc->dev), ni->ni_associd, rni->staid, status, tid, bufsize);
2919
2920 if (status == IEEE80211_STATUS_SUCCESS)
2921 {
2922 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2923
2924 tmp |= (0x10000 << tid);
2925
2926 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2927 }
2928 break;
2929
2930 /* IEEE80211_ACTION_BA_DELBA */
2931 case IEEE80211_ACTION_BA_DELBA:
2932 baparamset = RT2860_SM(args[0], IEEE80211_DELBAPS_TID) | args[1];
2933
2934 tid = RT2860_MS(baparamset, IEEE80211_DELBAPS_TID);
2935
2936 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
2937 "%s: sending DELBA request: associd=0x%04x, staid=0x%02x, tid=%d\n",
2938 device_get_nameunit(sc->dev), ni->ni_associd, rni->staid, tid);
2939
2940 if (RT2860_MS(baparamset, IEEE80211_DELBAPS_INIT) != IEEE80211_DELBAPS_INIT)
2941 {
2942 tmp = rt2860_io_mac_read(sc, RT2860_REG_WCID(wcid) + 4);
2943
2944 tmp &= ~(0x10000 << tid);
2945
2946 rt2860_io_mac_write(sc, RT2860_REG_WCID(wcid) + 4, tmp);
2947 }
2948 break;
2949 }
2950
2951 return ret;
2952 }
2953
2954 /*
2955 * rt2860_addba_response
2956 */
2957 static int rt2860_addba_response(struct ieee80211_node *ni,
2958 struct ieee80211_tx_ampdu *tap,
2959 int status, int baparamset, int batimeout)
2960 {
2961 struct rt2860_softc *sc;
2962 struct ieee80211com *ic;
2963 struct ifnet *ifp;
2964 struct rt2860_softc_node *rni;
2965 ieee80211_seq seqno;
2966 int ret, tid, old_bufsize, new_bufsize;
2967
2968 ic = ni->ni_ic;
2969 ifp = ic->ic_ifp;
2970 sc = ifp->if_softc;
2971 rni = (struct rt2860_softc_node *) ni;
2972
2973 tid = RT2860_MS(baparamset, IEEE80211_BAPS_TID);
2974 old_bufsize = RT2860_MS(baparamset, IEEE80211_BAPS_BUFSIZ);
2975 new_bufsize = old_bufsize;
2976
2977 if (status == IEEE80211_STATUS_SUCCESS)
2978 {
2979 if (sc->mac_rev >= 0x28830300)
2980 {
2981 if (sc->mac_rev >= 0x30700200)
2982 new_bufsize = 13;
2983 else
2984 new_bufsize = 31;
2985 }
2986 else if (sc->mac_rev >= 0x28720200)
2987 {
2988 new_bufsize = 13;
2989 }
2990 else
2991 {
2992 new_bufsize = 7;
2993 }
2994
2995 if (old_bufsize > new_bufsize)
2996 {
2997 baparamset &= ~IEEE80211_BAPS_BUFSIZ;
2998 baparamset = RT2860_SM(new_bufsize, IEEE80211_BAPS_BUFSIZ);
2999 }
3000
3001 if (!(tap->txa_flags & IEEE80211_AGGR_RUNNING))
3002 {
3003 sc->tx_ampdu_sessions++;
3004
3005 rt2860_asic_updateprot(sc);
3006 }
3007 }
3008
3009 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
3010 "%s: received ADDBA response: associd=0x%04x, staid=0x%02x, status=%d, tid=%d, "
3011 "old bufsize=%d, new bufsize=%d\n",
3012 device_get_nameunit(sc->dev), ni->ni_associd, rni->staid, status, tid,
3013 old_bufsize, new_bufsize);
3014
3015 ret = sc->addba_response(ni, tap, status, baparamset, batimeout);
3016
3017 if (status == IEEE80211_STATUS_SUCCESS)
3018 {
3019 seqno = ni->ni_txseqs[tid];
3020
3021 ieee80211_send_bar(ni, tap, seqno);
3022 }
3023
3024 return ret;
3025 }
3026
3027 /*
3028 * rt2860_addba_stop
3029 */
3030 static void rt2860_addba_stop(struct ieee80211_node *ni,
3031 struct ieee80211_tx_ampdu *tap)
3032 {
3033 struct rt2860_softc *sc;
3034 struct ieee80211com *ic;
3035 struct ifnet *ifp;
3036 struct rt2860_softc_node *rni;
3037 int tid;
3038
3039 ic = ni->ni_ic;
3040 ifp = ic->ic_ifp;
3041 sc = ifp->if_softc;
3042 rni = (struct rt2860_softc_node *) ni;
3043
3044 tid = WME_AC_TO_TID(tap->txa_ac);
3045
3046 RT2860_DPRINTF(sc, RT2860_DEBUG_BA,
3047 "%s: stopping A-MPDU Tx: associd=0x%04x, staid=0x%02x, tid=%d\n",
3048 device_get_nameunit(sc->dev), ni->ni_associd, rni->staid, tid);
3049
3050 sc->tx_ampdu_sessions--;
3051
3052 rt2860_asic_updateprot(sc);
3053
3054 sc->addba_stop(ni, tap);
3055 }
3056
3057 /*
3058 * rt2860_amrr_update_iter_func
3059 */
3060 static void rt2860_amrr_update_iter_func(void *arg, struct ieee80211_node *ni)
3061 {
3062 struct rt2860_softc *sc;
3063 struct ieee80211com *ic;
3064 struct ifnet *ifp;
3065 struct ieee80211vap *vap;
3066 struct rt2860_softc_vap *rvap;
3067 struct rt2860_softc_node *rni;
3068 uint8_t wcid;
3069
3070 vap = arg;
3071 ic = vap->iv_ic;
3072 ifp = ic->ic_ifp;
3073 sc = ifp->if_softc;
3074 rvap = (struct rt2860_softc_vap *) vap;
3075 rni = (struct rt2860_softc_node *) ni;
3076
3077 /* only associated stations */
3078
3079 if ((ni->ni_vap == vap) && (rni->staid != 0))
3080 {
3081 wcid = rni->staid;
3082
3083 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
3084 "%s: AMRR node: staid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
3085 device_get_nameunit(sc->dev),
3086 rni->staid, sc->amrr_node[wcid].txcnt, sc->amrr_node[wcid].success, sc->amrr_node[wcid].retrycnt);
3087
3088 rt2860_amrr_choose(ni, &sc->amrr_node[wcid]);
3089
3090 RT2860_DPRINTF(sc, RT2860_DEBUG_RATE,
3091 "%s:%s node Tx rate: associd=0x%04x, staid=0x%02x, rate=0x%02x, max rate=0x%02x\n",
3092 device_get_nameunit(sc->dev),
3093 (ni->ni_flags & IEEE80211_NODE_HT) ? " HT" : "",
3094 ni->ni_associd, rni->staid, ni->ni_txrate,
3095 (ni->ni_flags & IEEE80211_NODE_HT) ?
3096 (ni->ni_htrates.rs_rates[ni->ni_htrates.rs_nrates - 1] | IEEE80211_RATE_MCS) :
3097 (ni->ni_rates.rs_rates[ni->ni_rates.rs_nrates - 1] & IEEE80211_RATE_VAL));
3098 }
3099 }
3100
3101 /*
3102 * rt2860_periodic
3103 */
3104 static void rt2860_periodic(void *arg)
3105 {
3106 struct rt2860_softc *sc;
3107
3108 sc = arg;
3109
3110 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
3111 "%s: periodic\n",
3112 device_get_nameunit(sc->dev));
3113
3114 taskqueue_enqueue(sc->taskqueue, &sc->periodic_task);
3115 }
3116
3117 /*
3118 * rt2860_tx_watchdog
3119 */
3120 static void rt2860_tx_watchdog(void *arg)
3121 {
3122 struct rt2860_softc *sc;
3123 struct ifnet *ifp;
3124
3125 sc = arg;
3126 ifp = sc->ifp;
3127
3128 if (sc->tx_timer == 0)
3129 return;
3130
3131 if (--sc->tx_timer == 0)
3132 {
3133 printf("%s: Tx watchdog timeout: resetting\n",
3134 device_get_nameunit(sc->dev));
3135
3136 rt2860_stop_locked(sc);
3137 rt2860_init_locked(sc);
3138
3139 ifp->if_oerrors++;
3140
3141 sc->tx_watchdog_timeouts++;
3142 }
3143
3144 callout_reset(&sc->tx_watchdog_ch, hz, rt2860_tx_watchdog, sc);
3145 }
3146
3147 /*
3148 * rt2860_staid_alloc
3149 */
3150 static int rt2860_staid_alloc(struct rt2860_softc *sc, int aid)
3151 {
3152 int staid;
3153
3154 if ((aid > 0 && aid < RT2860_SOFTC_STAID_COUNT) && isclr(sc->staid_mask, aid))
3155 {
3156 staid = aid;
3157 }
3158 else
3159 {
3160 for (staid = 1; staid < RT2860_SOFTC_STAID_COUNT; staid++)
3161 {
3162 if (isclr(sc->staid_mask, staid))
3163 break;
3164 }
3165 }
3166
3167 setbit(sc->staid_mask, staid);
3168
3169 return staid;
3170 }
3171
3172 /*
3173 * rt2860_staid_delete
3174 */
3175 static void rt2860_staid_delete(struct rt2860_softc *sc, int staid)
3176 {
3177 clrbit(sc->staid_mask, staid);
3178 }
3179
3180 /*
3181 * rt2860_asic_set_bssid
3182 */
3183 static void rt2860_asic_set_bssid(struct rt2860_softc *sc,
3184 const uint8_t *bssid)
3185 {
3186 uint32_t tmp;
3187
3188 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3189 "%s: set bssid: bssid=%s\n",
3190 device_get_nameunit(sc->dev),
3191 ether_sprintf(bssid));
3192
3193 tmp = bssid[0] | (bssid[1]) << 8 | (bssid[2] << 16) | (bssid[3] << 24);
3194
3195 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW0, tmp);
3196
3197 tmp = bssid[4] | (bssid[5] << 8);
3198
3199 rt2860_io_mac_write(sc, RT2860_REG_BSSID_DW1, tmp);
3200 }
3201
3202 /*
3203 * rt2860_asic_set_macaddr
3204 */
3205 static void rt2860_asic_set_macaddr(struct rt2860_softc *sc,
3206 const uint8_t *addr)
3207 {
3208 uint32_t tmp;
3209
3210 tmp = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
3211
3212 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW0, tmp);
3213
3214 tmp = addr[4] | (addr[5] << 8);
3215
3216 rt2860_io_mac_write(sc, RT2860_REG_ADDR_DW1, tmp);
3217 }
3218
3219 /*
3220 * rt2860_asic_enable_tsf_sync
3221 */
3222 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc *sc)
3223 {
3224 struct ifnet *ifp;
3225 struct ieee80211com *ic;
3226 struct ieee80211vap *vap;
3227 uint32_t tmp;
3228
3229 ifp = sc->ifp;
3230 ic = ifp->if_l2com;
3231 vap = TAILQ_FIRST(&ic->ic_vaps);
3232
3233 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3234 "%s: enabling TSF\n",
3235 device_get_nameunit(sc->dev));
3236
3237 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3238
3239 tmp &= ~0x1fffff;
3240 tmp |= vap->iv_bss->ni_intval * 16;
3241 tmp |= (RT2860_REG_TSF_TIMER_ENABLE | RT2860_REG_TBTT_TIMER_ENABLE);
3242
3243 if (vap->iv_opmode == IEEE80211_M_STA)
3244 {
3245 tmp |= (RT2860_REG_TSF_SYNC_MODE_STA << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3246 }
3247 else if (vap->iv_opmode == IEEE80211_M_IBSS)
3248 {
3249 tmp |= RT2860_REG_BCN_TX_ENABLE;
3250 tmp |= (RT2860_REG_TSF_SYNC_MODE_IBSS << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3251 }
3252 else if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3253 {
3254 tmp |= RT2860_REG_BCN_TX_ENABLE;
3255 tmp |= (RT2860_REG_TSF_SYNC_MODE_HOSTAP << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3256 }
3257
3258 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3259 }
3260
3261 /*
3262 * rt2860_asic_disable_tsf_sync
3263 */
3264 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc *sc)
3265 {
3266 uint32_t tmp;
3267
3268 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3269 "%s: disabling TSF\n",
3270 device_get_nameunit(sc->dev));
3271
3272 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3273
3274 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3275 RT2860_REG_TSF_TIMER_ENABLE |
3276 RT2860_REG_TBTT_TIMER_ENABLE);
3277
3278 tmp &= ~(RT2860_REG_TSF_SYNC_MODE_MASK << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3279 tmp |= (RT2860_REG_TSF_SYNC_MODE_DISABLE << RT2860_REG_TSF_SYNC_MODE_SHIFT);
3280
3281 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3282 }
3283
3284 /*
3285 * rt2860_asic_enable_mrr
3286 */
3287 static void rt2860_asic_enable_mrr(struct rt2860_softc *sc)
3288 {
3289 #define CCK(mcs) (mcs)
3290 #define OFDM(mcs) ((1 << 3) | (mcs))
3291 #define HT(mcs) (mcs)
3292
3293 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG0,
3294 (OFDM(6) << 28) | /* 54 -> 48 */
3295 (OFDM(5) << 24) | /* 48 -> 36 */
3296 (OFDM(4) << 20) | /* 36 -> 24 */
3297 (OFDM(3) << 16) | /* 24 -> 18 */
3298 (OFDM(2) << 12) | /* 18 -> 12 */
3299 (OFDM(1) << 8) | /* 12 -> 9 */
3300 (OFDM(0) << 4) | /* 9 -> 6 */
3301 OFDM(0)); /* 6 -> 6 */
3302
3303 rt2860_io_mac_write(sc, RT2860_REG_TX_LG_FBK_CFG1,
3304 (CCK(2) << 12) | /* 11 -> 5.5 */
3305 (CCK(1) << 8) | /* 5.5 -> 2 */
3306 (CCK(0) << 4) | /* 2 -> 1 */
3307 CCK(0)); /* 1 -> 1 */
3308
3309 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG0,
3310 (HT(6) << 28) |
3311 (HT(5) << 24) |
3312 (HT(4) << 20) |
3313 (HT(3) << 16) |
3314 (HT(2) << 12) |
3315 (HT(1) << 8) |
3316 (HT(0) << 4) |
3317 HT(0));
3318
3319 rt2860_io_mac_write(sc, RT2860_REG_TX_HT_FBK_CFG1,
3320 (HT(14) << 28) |
3321 (HT(13) << 24) |
3322 (HT(12) << 20) |
3323 (HT(11) << 16) |
3324 (HT(10) << 12) |
3325 (HT(9) << 8) |
3326 (HT(8) << 4) |
3327 HT(7));
3328
3329 #undef HT
3330 #undef OFDM
3331 #undef CCK
3332 }
3333
3334 /*
3335 * rt2860_asic_set_txpreamble
3336 */
3337 static void rt2860_asic_set_txpreamble(struct rt2860_softc *sc)
3338 {
3339 struct ifnet *ifp;
3340 struct ieee80211com *ic;
3341 uint32_t tmp;
3342
3343 ifp = sc->ifp;
3344 ic = ifp->if_l2com;
3345
3346 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3347 "%s: %s short Tx preamble\n",
3348 device_get_nameunit(sc->dev),
3349 (ic->ic_flags & IEEE80211_F_SHPREAMBLE) ? "enabling" : "disabling");
3350
3351 tmp = rt2860_io_mac_read(sc, RT2860_REG_AUTO_RSP_CFG);
3352
3353 tmp &= ~RT2860_REG_CCK_SHORT_ENABLE;
3354
3355 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3356 tmp |= RT2860_REG_CCK_SHORT_ENABLE;
3357
3358 rt2860_io_mac_write(sc, RT2860_REG_AUTO_RSP_CFG, tmp);
3359 }
3360
3361 /*
3362 * rt2860_asic_set_basicrates
3363 */
3364 static void rt2860_asic_set_basicrates(struct rt2860_softc *sc)
3365 {
3366 struct ifnet *ifp;
3367 struct ieee80211com *ic;
3368
3369 ifp = sc->ifp;
3370 ic = ifp->if_l2com;
3371
3372 if (ic->ic_curmode == IEEE80211_MODE_11B)
3373 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x3);
3374 else if (ic->ic_curmode == IEEE80211_MODE_11A)
3375 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x150);
3376 else
3377 rt2860_io_mac_write(sc, RT2860_REG_LEGACY_BASIC_RATE, 0x15f);
3378 }
3379
3380 /*
3381 * rt2860_asic_update_rtsthreshold
3382 */
3383 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc *sc)
3384 {
3385 struct ifnet *ifp;
3386 struct ieee80211com *ic;
3387 struct ieee80211vap *vap;
3388 uint32_t tmp;
3389 uint16_t threshold;
3390
3391 ifp = sc->ifp;
3392 ic = ifp->if_l2com;
3393 vap = TAILQ_FIRST(&ic->ic_vaps);
3394
3395 if (vap == NULL)
3396 threshold = IEEE80211_RTS_MAX;
3397 else if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
3398 threshold = 0x1000;
3399 else
3400 threshold = vap->iv_rtsthreshold;
3401
3402 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3403 "%s: updating RTS threshold: %d\n",
3404 device_get_nameunit(sc->dev), threshold);
3405
3406 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_RTS_CFG);
3407
3408 tmp &= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK << RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3409
3410 tmp |= ((threshold & RT2860_REG_TX_RTS_THRESHOLD_MASK) <<
3411 RT2860_REG_TX_RTS_THRESHOLD_SHIFT);
3412
3413 rt2860_io_mac_write(sc, RT2860_REG_TX_RTS_CFG, tmp);
3414 }
3415
3416 /*
3417 * rt2860_asic_update_txpower
3418 */
3419 static void rt2860_asic_update_txpower(struct rt2860_softc *sc)
3420 {
3421 struct ifnet *ifp;
3422 struct ieee80211com *ic;
3423 uint32_t *txpow_rate;
3424 int8_t delta;
3425 uint8_t val;
3426 uint32_t tmp;
3427 int i;
3428
3429 ifp = sc->ifp;
3430 ic = ifp->if_l2com;
3431
3432 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3433 "%s: updating Tx power: %d\n",
3434 device_get_nameunit(sc->dev), ic->ic_txpowlimit);
3435
3436 if (!IEEE80211_IS_CHAN_HT40(ic->ic_curchan))
3437 {
3438 txpow_rate = sc->txpow_rate_20mhz;
3439 }
3440 else
3441 {
3442 if (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan))
3443 txpow_rate = sc->txpow_rate_40mhz_2ghz;
3444 else
3445 txpow_rate = sc->txpow_rate_40mhz_5ghz;
3446 }
3447
3448 delta = 0;
3449
3450 val = rt2860_io_bbp_read(sc, 1);
3451 val &= 0xfc;
3452
3453 if (ic->ic_txpowlimit > 90)
3454 {
3455 /* do nothing */
3456 }
3457 else if (ic->ic_txpowlimit > 60)
3458 {
3459 delta -= 1;
3460 }
3461 else if (ic->ic_txpowlimit > 30)
3462 {
3463 delta -= 3;
3464 }
3465 else if (ic->ic_txpowlimit > 15)
3466 {
3467 val |= 0x1;
3468 }
3469 else if (ic->ic_txpowlimit > 9)
3470 {
3471 val |= 0x1;
3472 delta -= 3;
3473 }
3474 else
3475 {
3476 val |= 0x2;
3477 }
3478
3479 rt2860_io_bbp_write(sc, 1, val);
3480
3481 for (i = 0; i < RT2860_SOFTC_TXPOW_RATE_COUNT; i++)
3482 {
3483 if (txpow_rate[i] == 0xffffffff)
3484 continue;
3485
3486 tmp = rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate[i], delta);
3487
3488 rt2860_io_mac_write(sc, RT2860_REG_TX_PWR_CFG(i), tmp);
3489 }
3490 }
3491
3492 /*
3493 * rt2860_asic_update_promisc
3494 */
3495 static void rt2860_asic_update_promisc(struct rt2860_softc *sc)
3496 {
3497 struct ifnet *ifp;
3498 uint32_t tmp;
3499
3500 ifp = sc->ifp;
3501
3502 printf("%s: %s promiscuous mode\n",
3503 device_get_nameunit(sc->dev),
3504 (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving");
3505
3506 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_FILTER_CFG);
3507
3508 tmp &= ~RT2860_REG_RX_FILTER_DROP_UC_NOME;
3509
3510 if (!(ifp->if_flags & IFF_PROMISC))
3511 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
3512
3513 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
3514 }
3515
3516 /*
3517 * rt2860_asic_updateprot
3518 */
3519 static void rt2860_asic_updateprot(struct rt2860_softc *sc)
3520 {
3521 struct ifnet *ifp;
3522 struct ieee80211com *ic;
3523 struct ieee80211vap *vap;
3524 uint32_t cck_prot, ofdm_prot, mm20_prot, mm40_prot, gf20_prot, gf40_prot;
3525 uint8_t htopmode;
3526 enum ieee80211_protmode htprotmode;
3527
3528 ifp = sc->ifp;
3529 ic = ifp->if_l2com;
3530 vap = TAILQ_FIRST(&ic->ic_vaps);
3531
3532 /* CCK frame protection */
3533
3534 cck_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3535 RT2860_REG_TXOP_ALLOW_ALL | RT2860_REG_PROT_CTRL_NONE;
3536
3537 /* set up protection frame phy mode and rate (MCS code) */
3538
3539 if (ic->ic_curmode == IEEE80211_MODE_11A)
3540 cck_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3541 (0 << RT2860_REG_PROT_MCS_SHIFT);
3542 else
3543 cck_prot |= ((RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3544 (3 << RT2860_REG_PROT_MCS_SHIFT));
3545
3546 rt2860_io_mac_write(sc, RT2860_REG_TX_CCK_PROT_CFG, cck_prot);
3547
3548 /* OFDM frame protection */
3549
3550 ofdm_prot = RT2860_REG_RTSTH_ENABLE | RT2860_REG_PROT_NAV_SHORT |
3551 RT2860_REG_TXOP_ALLOW_ALL;
3552
3553 if (ic->ic_flags & IEEE80211_F_USEPROT)
3554 {
3555 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3556 "%s: updating protection mode: b/g protection mode=%s\n",
3557 device_get_nameunit(sc->dev),
3558 (ic->ic_protmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3559 ((ic->ic_protmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3560
3561 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3562 ofdm_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3563 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3564 ofdm_prot |= RT2860_REG_PROT_CTRL_CTS;
3565 else
3566 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3567 }
3568 else
3569 {
3570 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3571 "%s: updating protection mode: b/g protection mode=%s\n",
3572 device_get_nameunit(sc->dev), "none");
3573
3574 ofdm_prot |= RT2860_REG_PROT_CTRL_NONE;
3575 }
3576
3577 rt2860_io_mac_write(sc, RT2860_REG_TX_OFDM_PROT_CFG, ofdm_prot);
3578
3579 /* HT frame protection */
3580
3581 if ((vap != NULL) && (vap->iv_opmode == IEEE80211_M_STA) && (vap->iv_state == IEEE80211_S_RUN))
3582 htopmode = vap->iv_bss->ni_htopmode;
3583 else
3584 htopmode = ic->ic_curhtprotmode;
3585
3586 htprotmode = ic->ic_htprotmode;
3587
3588 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3589
3590 if (sc->tx_ampdu_sessions > 0)
3591 {
3592 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3593 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3594 device_get_nameunit(sc->dev));
3595
3596 htopmode = IEEE80211_HTINFO_OPMODE_MIXED;
3597 htprotmode = IEEE80211_PROT_RTSCTS;
3598 }
3599
3600 RT2860_DPRINTF(sc, RT2860_DEBUG_PROT,
3601 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3602 device_get_nameunit(sc->dev),
3603 htopmode & IEEE80211_HTINFO_OPMODE,
3604 (htprotmode == IEEE80211_PROT_RTSCTS) ? "RTS/CTS" :
3605 ((htprotmode == IEEE80211_PROT_CTSONLY) ? "CTS-to-self" : "none"));
3606
3607 switch (htopmode & IEEE80211_HTINFO_OPMODE)
3608 {
3609 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3610 case IEEE80211_HTINFO_OPMODE_HT20PR:
3611 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3612 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3613 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3614 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3615 (4 << RT2860_REG_PROT_MCS_SHIFT);
3616
3617 gf20_prot = mm20_prot;
3618
3619 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL |
3620 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3621 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3622
3623 if (htprotmode == IEEE80211_PROT_RTSCTS)
3624 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3625 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3626 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3627 else
3628 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3629
3630 gf40_prot = mm40_prot;
3631 break;
3632
3633 /* IEEE80211_HTINFO_OPMODE_MIXED */
3634 case IEEE80211_HTINFO_OPMODE_MIXED:
3635 mm20_prot = RT2860_REG_PROT_NAV_SHORT |
3636 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3637 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20;
3638
3639 if (ic->ic_flags & IEEE80211_F_USEPROT)
3640 mm20_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3641 (3 << RT2860_REG_PROT_MCS_SHIFT);
3642 else
3643 mm20_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3644 (4 << RT2860_REG_PROT_MCS_SHIFT);
3645
3646 if (htprotmode == IEEE80211_PROT_RTSCTS)
3647 mm20_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3648 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3649 mm20_prot |= RT2860_REG_PROT_CTRL_CTS;
3650 else
3651 mm20_prot |= RT2860_REG_PROT_CTRL_NONE;
3652
3653 gf20_prot = mm20_prot;
3654
3655 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_TXOP_ALLOW_ALL;
3656
3657 if (ic->ic_flags & IEEE80211_F_USEPROT)
3658 mm40_prot |= (RT2860_REG_PROT_PHYMODE_CCK << RT2860_REG_PROT_PHYMODE_SHIFT) |
3659 (3 << RT2860_REG_PROT_MCS_SHIFT);
3660 else
3661 mm40_prot |= (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3662 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3663
3664 if (htprotmode == IEEE80211_PROT_RTSCTS)
3665 mm40_prot |= RT2860_REG_PROT_CTRL_RTS_CTS;
3666 else if (htprotmode == IEEE80211_PROT_CTSONLY)
3667 mm40_prot |= RT2860_REG_PROT_CTRL_CTS;
3668 else
3669 mm40_prot |= RT2860_REG_PROT_CTRL_NONE;
3670
3671 gf40_prot = mm40_prot;
3672 break;
3673
3674 /*
3675 * IEEE80211_HTINFO_OPMODE_PURE
3676 * IEEE80211_HTINFO_OPMODE_PROTOPT
3677 */
3678 case IEEE80211_HTINFO_OPMODE_PURE:
3679 case IEEE80211_HTINFO_OPMODE_PROTOPT:
3680 default:
3681 mm20_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3682 RT2860_REG_TXOP_ALLOW_CCK | RT2860_REG_TXOP_ALLOW_OFDM |
3683 RT2860_REG_TXOP_ALLOW_MM20 | RT2860_REG_TXOP_ALLOW_GF20 |
3684 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3685 (4 << RT2860_REG_PROT_MCS_SHIFT);
3686
3687 gf20_prot = mm20_prot;
3688
3689 mm40_prot = RT2860_REG_PROT_NAV_SHORT | RT2860_REG_PROT_CTRL_NONE |
3690 RT2860_REG_TXOP_ALLOW_ALL |
3691 (RT2860_REG_PROT_PHYMODE_OFDM << RT2860_REG_PROT_PHYMODE_SHIFT) |
3692 (0x84 << RT2860_REG_PROT_MCS_SHIFT);
3693
3694 gf40_prot = mm40_prot;
3695 break;
3696 }
3697
3698 rt2860_io_mac_write(sc, RT2860_REG_TX_MM20_PROT_CFG, mm20_prot);
3699 rt2860_io_mac_write(sc, RT2860_REG_TX_MM40_PROT_CFG, mm40_prot);
3700 rt2860_io_mac_write(sc, RT2860_REG_TX_GF20_PROT_CFG, gf20_prot);
3701 rt2860_io_mac_write(sc, RT2860_REG_TX_GF40_PROT_CFG, gf40_prot);
3702 }
3703
3704 /*
3705 * rt2860_asic_updateslot
3706 */
3707 static void rt2860_asic_updateslot(struct rt2860_softc *sc)
3708 {
3709 struct ifnet *ifp;
3710 struct ieee80211com *ic;
3711 struct ieee80211vap *vap;
3712 uint32_t tmp;
3713
3714 ifp = sc->ifp;
3715 ic = ifp->if_l2com;
3716 vap = TAILQ_FIRST(&ic->ic_vaps);
3717
3718 RT2860_DPRINTF(sc, RT2860_DEBUG_STATE,
3719 "%s: %s short slot time\n",
3720 device_get_nameunit(sc->dev),
3721 ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3722 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST))) ? "enabling" : "disabling");
3723
3724 tmp = rt2860_io_mac_read(sc, RT2860_REG_BKOFF_SLOT_CFG);
3725
3726 tmp &= ~0xff;
3727
3728 if ((ic->ic_flags & IEEE80211_F_SHSLOT) ||
3729 ((vap != NULL) && (vap->iv_flags & IEEE80211_F_BURST)))
3730 tmp |= IEEE80211_DUR_SHSLOT;
3731 else
3732 tmp |= IEEE80211_DUR_SLOT;
3733
3734 rt2860_io_mac_write(sc, RT2860_REG_BKOFF_SLOT_CFG, tmp);
3735 }
3736
3737 /*
3738 * rt2860_asic_wme_update
3739 */
3740 static void rt2860_asic_wme_update(struct rt2860_softc *sc)
3741 {
3742 struct ifnet *ifp;
3743 struct ieee80211com *ic;
3744 struct ieee80211_wme_state *wme;
3745 const struct wmeParams *wmep;
3746 int i;
3747
3748 ifp = sc->ifp;
3749 ic = ifp->if_l2com;
3750 wme = &ic->ic_wme;
3751 wmep = wme->wme_chanParams.cap_wmeParams;
3752
3753 RT2860_DPRINTF(sc, RT2860_DEBUG_WME,
3754 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3755 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3756 device_get_nameunit(sc->dev),
3757 wmep[WME_AC_VO].wmep_aifsn,
3758 wmep[WME_AC_VO].wmep_logcwmin, wmep[WME_AC_VO].wmep_logcwmax,
3759 wmep[WME_AC_VO].wmep_txopLimit,
3760 wmep[WME_AC_VI].wmep_aifsn,
3761 wmep[WME_AC_VI].wmep_logcwmin, wmep[WME_AC_VI].wmep_logcwmax,
3762 wmep[WME_AC_VI].wmep_txopLimit,
3763 wmep[WME_AC_BK].wmep_aifsn,
3764 wmep[WME_AC_BK].wmep_logcwmin, wmep[WME_AC_BK].wmep_logcwmax,
3765 wmep[WME_AC_BK].wmep_txopLimit,
3766 wmep[WME_AC_BE].wmep_aifsn,
3767 wmep[WME_AC_BE].wmep_logcwmin, wmep[WME_AC_BE].wmep_logcwmax,
3768 wmep[WME_AC_BE].wmep_txopLimit);
3769
3770 for (i = 0; i < WME_NUM_AC; i++)
3771 rt2860_io_mac_write(sc, RT2860_REG_TX_EDCA_AC_CFG(i),
3772 (wmep[i].wmep_logcwmax << 16) | (wmep[i].wmep_logcwmin << 12) |
3773 (wmep[i].wmep_aifsn << 8) | wmep[i].wmep_txopLimit);
3774
3775 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_AIFSN_CFG,
3776 (wmep[WME_AC_VO].wmep_aifsn << 12) | (wmep[WME_AC_VI].wmep_aifsn << 8) |
3777 (wmep[WME_AC_BK].wmep_aifsn << 4) | wmep[WME_AC_BE].wmep_aifsn);
3778
3779 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMIN_CFG,
3780 (wmep[WME_AC_VO].wmep_logcwmin << 12) | (wmep[WME_AC_VI].wmep_logcwmin << 8) |
3781 (wmep[WME_AC_BK].wmep_logcwmin << 4) | wmep[WME_AC_BE].wmep_logcwmin);
3782
3783 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_CWMAX_CFG,
3784 (wmep[WME_AC_VO].wmep_logcwmax << 12) | (wmep[WME_AC_VI].wmep_logcwmax << 8) |
3785 (wmep[WME_AC_BK].wmep_logcwmax << 4) | wmep[WME_AC_BE].wmep_logcwmax);
3786
3787 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP0_CFG,
3788 (wmep[WME_AC_BK].wmep_txopLimit << 16) | wmep[WME_AC_BE].wmep_txopLimit);
3789
3790 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WMM_TXOP1_CFG,
3791 (wmep[WME_AC_VO].wmep_txopLimit << 16) | wmep[WME_AC_VI].wmep_txopLimit);
3792 }
3793
3794 /*
3795 * rt2860_asic_update_beacon
3796 */
3797 static void rt2860_asic_update_beacon(struct rt2860_softc *sc,
3798 struct ieee80211vap *vap)
3799 {
3800 struct rt2860_softc_vap *rvap;
3801 struct mbuf *m;
3802 struct rt2860_txwi *txwi;
3803 uint32_t tmp;
3804
3805 rvap = (struct rt2860_softc_vap *) vap;
3806
3807 m = rvap->beacon_mbuf;
3808 txwi = &rvap->beacon_txwi;
3809
3810 /* disable temporarily TSF sync */
3811
3812 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3813
3814 tmp &= ~(RT2860_REG_BCN_TX_ENABLE |
3815 RT2860_REG_TSF_TIMER_ENABLE |
3816 RT2860_REG_TBTT_TIMER_ENABLE);
3817
3818 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3819
3820 /* write Tx wireless info and beacon frame to on-chip memory */
3821
3822 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0),
3823 txwi, sizeof(struct rt2860_txwi));
3824
3825 rt2860_io_mac_write_multi(sc, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi),
3826 mtod(m, uint8_t *), m->m_pkthdr.len);
3827
3828 /* enable again TSF sync */
3829
3830 tmp = rt2860_io_mac_read(sc, RT2860_REG_BCN_TIME_CFG);
3831
3832 tmp |= (RT2860_REG_BCN_TX_ENABLE |
3833 RT2860_REG_TSF_TIMER_ENABLE |
3834 RT2860_REG_TBTT_TIMER_ENABLE);
3835
3836 rt2860_io_mac_write(sc, RT2860_REG_BCN_TIME_CFG, tmp);
3837 }
3838
3839 /*
3840 * rt2860_asic_clear_keytables
3841 */
3842 static void rt2860_asic_clear_keytables(struct rt2860_softc *sc)
3843 {
3844 int i;
3845
3846 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3847
3848 for (i = 0; i < 256; i++)
3849 {
3850 rt2860_io_mac_write(sc, RT2860_REG_WCID(i), 0xffffffff);
3851 rt2860_io_mac_write(sc, RT2860_REG_WCID(i) + 4, 0x0000ffff);
3852 }
3853
3854 /* clear WCID attribute table (entries = 256, entry size = 4) */
3855
3856 rt2860_io_mac_set_region_4(sc, RT2860_REG_WCID_ATTR(0), 0, 256);
3857
3858 /* clear IV/EIV table (entries = 256, entry size = 8) */
3859
3860 rt2860_io_mac_set_region_4(sc, RT2860_REG_IVEIV(0), 0, 2 * 256);
3861
3862 /* clear pairwise key table (entries = 64, entry size = 32) */
3863
3864 rt2860_io_mac_set_region_4(sc, RT2860_REG_PKEY(0), 0, 8 * 64);
3865
3866 /* clear shared key table (entries = 32, entry size = 32) */
3867
3868 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3869
3870 /* clear shared key mode (entries = 32, entry size = 2) */
3871
3872 rt2860_io_mac_set_region_4(sc, RT2860_REG_SKEY_MODE(0), 0, 16);
3873 }
3874
3875 /*
3876 * rt2860_beacon_alloc
3877 */
3878 static int rt2860_beacon_alloc(struct rt2860_softc *sc,
3879 struct ieee80211vap *vap)
3880 {
3881 struct ieee80211com *ic;
3882 struct rt2860_softc_vap *rvap;
3883 struct mbuf *m;
3884 struct rt2860_txwi txwi;
3885 uint8_t rate, mcs;
3886
3887 ic = vap->iv_ic;
3888 rvap = (struct rt2860_softc_vap *) vap;
3889
3890 m = ieee80211_beacon_alloc(vap->iv_bss, &rvap->beacon_offsets);
3891 if (m == NULL)
3892 return ENOMEM;
3893
3894 rate = IEEE80211_IS_CHAN_5GHZ(vap->iv_bss->ni_chan) ? 12 : 2;
3895 mcs = rt2860_rate2mcs(rate);
3896
3897 RT2860_DPRINTF(sc, RT2860_DEBUG_BEACON,
3898 "%s: beacon allocate: mcs=0x%02x\n",
3899 device_get_nameunit(sc->dev), mcs);
3900
3901 memset(&txwi, 0, sizeof(struct rt2860_txwi));
3902
3903 txwi.wcid = RT2860_WCID_RESERVED;
3904 txwi.pid_mpdu_len = ((htole16(m->m_pkthdr.len) & RT2860_TXWI_MPDU_LEN_MASK) <<
3905 RT2860_TXWI_MPDU_LEN_SHIFT);
3906 txwi.txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
3907 txwi.mpdu_density_flags |=
3908 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
3909 txwi.bawin_size_xflags |=
3910 (RT2860_TXWI_XFLAGS_NSEQ << RT2860_TXWI_XFLAGS_SHIFT);
3911
3912 if (rate == 2)
3913 {
3914 txwi.phymode_ifs_stbc_shortgi =
3915 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
3916
3917 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
3918 mcs |= RT2860_TXWI_MCS_SHOTPRE;
3919 }
3920 else
3921 {
3922 txwi.phymode_ifs_stbc_shortgi =
3923 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
3924 }
3925
3926 txwi.bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
3927 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
3928
3929 if (rvap->beacon_mbuf != NULL)
3930 {
3931 m_free(rvap->beacon_mbuf);
3932 rvap->beacon_mbuf = NULL;
3933 }
3934
3935 rvap->beacon_mbuf = m;
3936 rvap->beacon_txwi = txwi;
3937
3938 return 0;
3939 }
3940
3941 /*
3942 * rt2860_rxrate
3943 */
3944 static uint8_t rt2860_rxrate(struct rt2860_rxwi *rxwi)
3945 {
3946 uint8_t mcs, phymode;
3947 uint8_t rate;
3948
3949 mcs = (rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK;
3950 phymode = (rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
3951 RT2860_RXWI_PHYMODE_MASK;
3952
3953 rate = 2;
3954
3955 switch (phymode)
3956 {
3957 case RT2860_RXWI_PHYMODE_CCK:
3958 switch (mcs & ~RT2860_RXWI_MCS_SHOTPRE)
3959 {
3960 case 0: rate = 2; break; /* 1 Mbps */
3961 case 1: rate = 4; break; /* 2 MBps */
3962 case 2: rate = 11; break; /* 5.5 Mbps */
3963 case 3: rate = 22; break; /* 11 Mbps */
3964 }
3965 break;
3966
3967 case RT2860_RXWI_PHYMODE_OFDM:
3968 switch (mcs)
3969 {
3970 case 0: rate = 12; break; /* 6 Mbps */
3971 case 1: rate = 18; break; /* 9 Mbps */
3972 case 2: rate = 24; break; /* 12 Mbps */
3973 case 3: rate = 36; break; /* 18 Mbps */
3974 case 4: rate = 48; break; /* 24 Mbps */
3975 case 5: rate = 72; break; /* 36 Mbps */
3976 case 6: rate = 96; break; /* 48 Mbps */
3977 case 7: rate = 108; break; /* 54 Mbps */
3978 }
3979 break;
3980
3981 case RT2860_RXWI_PHYMODE_HT_MIXED:
3982 case RT2860_RXWI_PHYMODE_HT_GF:
3983 break;
3984 }
3985
3986 return rate;
3987 }
3988
3989 /*
3990 * rt2860_maxrssi_rxpath
3991 */
3992 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc *sc,
3993 const struct rt2860_rxwi *rxwi)
3994 {
3995 uint8_t rxpath;
3996
3997 rxpath = 0;
3998
3999 if (sc->nrxpath > 1)
4000 if (rxwi->rssi[1] > rxwi->rssi[rxpath])
4001 rxpath = 1;
4002
4003 if (sc->nrxpath > 2)
4004 if (rxwi->rssi[2] > rxwi->rssi[rxpath])
4005 rxpath = 2;
4006
4007 return rxpath;
4008 }
4009
4010 /*
4011 * rt2860_rssi2dbm
4012 */
4013 static int8_t rt2860_rssi2dbm(struct rt2860_softc *sc,
4014 uint8_t rssi, uint8_t rxpath)
4015 {
4016 struct ifnet *ifp;
4017 struct ieee80211com *ic;
4018 struct ieee80211_channel *c;
4019 int chan;
4020 int8_t rssi_off, lna_gain;
4021
4022 if (rssi == 0)
4023 return -99;
4024
4025 ifp = sc->ifp;
4026 ic = ifp->if_l2com;
4027 c = ic->ic_curchan;
4028 chan = ieee80211_chan2ieee(ic, c);
4029
4030 if (IEEE80211_IS_CHAN_5GHZ(c))
4031 {
4032 rssi_off = sc->rssi_off_5ghz[rxpath];
4033
4034 if (chan <= 64)
4035 lna_gain = sc->lna_gain[1];
4036 else if (chan <= 128)
4037 lna_gain = sc->lna_gain[2];
4038 else
4039 lna_gain = sc->lna_gain[3];
4040 }
4041 else
4042 {
4043 rssi_off = sc->rssi_off_2ghz[rxpath] - sc->lna_gain[0];
4044 lna_gain = sc->lna_gain[0];
4045 }
4046
4047 return (-12 - rssi_off - lna_gain - rssi);
4048 }
4049
4050 /*
4051 * rt2860_rate2mcs
4052 */
4053 static uint8_t rt2860_rate2mcs(uint8_t rate)
4054 {
4055 switch (rate)
4056 {
4057 /* CCK rates */
4058 case 2: return 0;
4059 case 4: return 1;
4060 case 11: return 2;
4061 case 22: return 3;
4062
4063 /* OFDM rates */
4064 case 12: return 0;
4065 case 18: return 1;
4066 case 24: return 2;
4067 case 36: return 3;
4068 case 48: return 4;
4069 case 72: return 5;
4070 case 96: return 6;
4071 case 108: return 7;
4072 }
4073
4074 return 0;
4075 }
4076
4077 /*
4078 * rt2860_tx_mgmt
4079 */
4080 static int rt2860_tx_mgmt(struct rt2860_softc *sc,
4081 struct mbuf *m, struct ieee80211_node *ni, int qid)
4082 {
4083 struct ifnet *ifp;
4084 struct ieee80211com *ic;
4085 struct ieee80211vap *vap;
4086 const struct ieee80211_txparam *tp;
4087 struct rt2860_softc_node *rni;
4088 struct rt2860_softc_tx_ring *ring;
4089 struct rt2860_softc_tx_data *data;
4090 struct rt2860_txdesc *desc;
4091 struct rt2860_txwi *txwi;
4092 struct ieee80211_frame *wh;
4093 struct rt2860_softc_tx_radiotap_header *tap;
4094 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4095 u_int hdrsize, hdrspace;
4096 uint8_t rate, stbc, shortgi, mcs, pid, qsel;
4097 uint16_t len, dmalen, mpdu_len, dur;
4098 int error, mimops, ndmasegs, ndescs, i, j;
4099
4100 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4101 ("%s: Tx MGMT: invalid qid=%d\n",
4102 device_get_nameunit(sc->dev), qid));
4103
4104 RT2860_SOFTC_TX_RING_ASSERT_LOCKED(&sc->tx_ring[qid]);
4105
4106 ifp = sc->ifp;
4107 ic = ifp->if_l2com;
4108 vap = ni->ni_vap;
4109 rni = (struct rt2860_softc_node *) ni;
4110 tp = ni->ni_txparms;
4111
4112 ring = &sc->tx_ring[qid];
4113 desc = &ring->desc[ring->desc_cur];
4114 data = &ring->data[ring->data_cur];
4115 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4116
4117 wh = mtod(m, struct ieee80211_frame *);
4118
4119 rate = tp->mgmtrate & IEEE80211_RATE_VAL;
4120
4121 /* fill Tx wireless info */
4122
4123 if (ni->ni_flags & IEEE80211_NODE_HT)
4124 mcs = rate;
4125 else
4126 mcs = rt2860_rate2mcs(rate);
4127
4128 /* calculate MPDU length without padding */
4129
4130 hdrsize = ieee80211_hdrsize(wh);
4131 hdrspace = ieee80211_hdrspace(ic, wh);
4132 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4133
4134 memset(txwi, 0, sizeof(struct rt2860_txwi));
4135
4136 /* management frames do not need encryption */
4137
4138 txwi->wcid = RT2860_WCID_RESERVED;
4139
4140 /* MIMO power save */
4141
4142 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4143 {
4144 if (mcs > 7)
4145 {
4146 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4147 {
4148 /* dynamic MIMO power save */
4149
4150 txwi->mpdu_density_flags |=
4151 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4152 }
4153 else
4154 {
4155 /* static MIMO power save */
4156
4157 mcs = 7;
4158 }
4159 }
4160
4161 mimops = 1;
4162 }
4163 else
4164 {
4165 mimops = 0;
4166 }
4167
4168 pid = (mcs < 0xf) ? (mcs + 1) : mcs;
4169
4170 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4171 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4172 RT2860_TXWI_MPDU_LEN_SHIFT);
4173
4174 stbc = sc->tx_stbc && (mcs <= 7) && (vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4175 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4176
4177 shortgi = ((vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20) && (ni->ni_flags & IEEE80211_NODE_SGI20) && (ni->ni_chw == 20)) ||
4178 ((vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40) && (ni->ni_flags & IEEE80211_NODE_SGI40) && (ni->ni_chw == 40));
4179
4180 txwi->phymode_ifs_stbc_shortgi |=
4181 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4182 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4183
4184 if (ni->ni_flags & IEEE80211_NODE_HT)
4185 {
4186 txwi->phymode_ifs_stbc_shortgi |=
4187 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4188 }
4189 else
4190 {
4191 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4192 {
4193 txwi->phymode_ifs_stbc_shortgi |=
4194 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4195
4196 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4197 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4198 }
4199 else
4200 {
4201 txwi->phymode_ifs_stbc_shortgi |=
4202 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4203 }
4204 }
4205
4206 txwi->bw_mcs = (RT2860_TXWI_BW_20 << RT2860_TXWI_BW_SHIFT) |
4207 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4208
4209 txwi->txop = (RT2860_TXWI_TXOP_BACKOFF << RT2860_TXWI_TXOP_SHIFT);
4210
4211 /* skip ACKs for multicast frames */
4212
4213 if (!IEEE80211_IS_MULTICAST(wh->i_addr1))
4214 {
4215 txwi->bawin_size_xflags |=
4216 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4217
4218 if (ni->ni_flags & IEEE80211_NODE_HT)
4219 {
4220 /* preamble + plcp + signal extension + SIFS */
4221
4222 dur = 16 + 4 + 6 + 10;
4223 }
4224 else
4225 {
4226 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4227 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4228 }
4229
4230 *(uint16_t *) wh->i_dur = htole16(dur);
4231 }
4232
4233 /* ask MAC to insert timestamp into probe responses */
4234
4235 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4236 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4237 txwi->mpdu_density_flags |=
4238 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4239
4240 if (ieee80211_radiotap_active_vap(vap))
4241 {
4242 tap = &sc->txtap;
4243
4244 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4245 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4246 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4247 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4248 tap->chan_maxpow = 0;
4249
4250 if (ni->ni_flags & IEEE80211_NODE_HT)
4251 tap->rate = mcs | IEEE80211_RATE_MCS;
4252 else
4253 tap->rate = rate;
4254
4255 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4256 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4257
4258 if (shortgi)
4259 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4260
4261 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4262 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4263
4264 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4265 {
4266 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4267
4268 ieee80211_radiotap_tx(vap, m);
4269
4270 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4271 }
4272 else
4273 {
4274 ieee80211_radiotap_tx(vap, m);
4275 }
4276 }
4277
4278 /* copy and trim 802.11 header */
4279
4280 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4281 m_adj(m, hdrspace);
4282
4283 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4284 dma_seg, &ndmasegs, 0);
4285 if (error != 0)
4286 {
4287 /* too many fragments, linearize */
4288
4289 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4290 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4291 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4292
4293 m = m_defrag(m, M_DONTWAIT);
4294 if (m == NULL)
4295 return ENOMEM;
4296
4297 sc->tx_defrag_packets++;
4298
4299 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4300 dma_seg, &ndmasegs, 0);
4301 if (error != 0)
4302 {
4303 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4304 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4305 m_freem(m);
4306 return error;
4307 }
4308 }
4309
4310 if (m->m_pkthdr.len == 0)
4311 ndmasegs = 0;
4312
4313 /* determine how many Tx descs are required */
4314
4315 ndescs = 1 + ndmasegs / 2;
4316 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4317 {
4318 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4319 "%s: there are not enough Tx descs\n",
4320 device_get_nameunit(sc->dev));
4321
4322 sc->no_tx_desc_avail++;
4323
4324 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4325 m_freem(m);
4326 return EFBIG;
4327 }
4328
4329 data->m = m;
4330 data->ni = ni;
4331
4332 /* set up Tx descs */
4333
4334 /* first segment is Tx wireless info and 802.11 header */
4335
4336 len = sizeof(struct rt2860_txwi) + hdrsize;
4337
4338 /* align end on a 4-bytes boundary */
4339
4340 dmalen = (len + 3) & ~ 3;
4341
4342 memset((caddr_t) txwi + len, 0, dmalen - len);
4343
4344 qsel = RT2860_TXDESC_QSEL_EDCA;
4345
4346 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4347 desc->sdl0 = htole16(dmalen);
4348 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4349
4350 /* set up payload segments */
4351
4352 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4353 {
4354 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4355 desc->sdl1 = htole16(dma_seg[j].ds_len);
4356
4357 ring->desc_queued++;
4358 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4359
4360 j++;
4361
4362 desc = &ring->desc[ring->desc_cur];
4363
4364 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4365 desc->sdl0 = htole16(dma_seg[j].ds_len);
4366 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4367
4368 j++;
4369 }
4370
4371 /* finalize last payload segment */
4372
4373 if (i > 0)
4374 {
4375 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4376 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4377 }
4378 else
4379 {
4380 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4381 desc->sdl1 = 0;
4382 }
4383
4384 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4385 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4386 "stbc=%d, shortgi=%d, mcs=%d, mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4387 device_get_nameunit(sc->dev),
4388 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4389 stbc, shortgi, mcs, mimops, dmalen, ndmasegs,
4390 (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);
4391
4392 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4393 BUS_DMASYNC_PREWRITE);
4394 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4395 BUS_DMASYNC_PREWRITE);
4396 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4397 BUS_DMASYNC_PREWRITE);
4398
4399 ring->desc_queued++;
4400 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4401
4402 ring->data_queued++;
4403 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4404
4405 /* kick Tx */
4406
4407 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4408
4409 return 0;
4410 }
4411
4412 /*
4413 * rt2860_tx_data
4414 */
4415 static int rt2860_tx_data(struct rt2860_softc *sc,
4416 struct mbuf *m, struct ieee80211_node *ni, int qid)
4417 {
4418 struct ifnet *ifp;
4419 struct ieee80211com *ic;
4420 struct ieee80211vap *vap;
4421 const struct ieee80211_txparam *tp;
4422 struct rt2860_softc_node *rni;
4423 struct rt2860_softc_tx_ring *ring;
4424 struct rt2860_softc_tx_data *data;
4425 struct rt2860_txdesc *desc;
4426 struct rt2860_txwi *txwi;
4427 struct ieee80211_frame *wh;
4428 struct ieee80211_tx_ampdu *tx_ampdu;
4429 ieee80211_seq seqno;
4430 struct rt2860_softc_tx_radiotap_header *tap;
4431 bus_dma_segment_t dma_seg[RT2860_SOFTC_MAX_SCATTER];
4432 u_int hdrsize, hdrspace;
4433 uint8_t type, rate, bw, stbc, shortgi, mcs, pid, wcid, mpdu_density, bawin_size, qsel;
4434 uint16_t qos, len, dmalen, mpdu_len, dur;
4435 int error, hasqos, ac, tid, ampdu, mimops, ndmasegs, ndescs, i, j;
4436
4437 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
4438 ("%s: Tx data: invalid qid=%d\n",
4439 device_get_nameunit(sc->dev), qid));
4440
4441 RT2860_SOFTC_TX_RING_ASSERT_LOCKED(&sc->tx_ring[qid]);
4442
4443 ifp = sc->ifp;
4444 ic = ifp->if_l2com;
4445 vap = ni->ni_vap;
4446 rni = (struct rt2860_softc_node *) ni;
4447 tp = ni->ni_txparms;
4448
4449 ring = &sc->tx_ring[qid];
4450 desc = &ring->desc[ring->desc_cur];
4451 data = &ring->data[ring->data_cur];
4452 txwi = (struct rt2860_txwi *) (ring->seg0 + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4453
4454 wh = mtod(m, struct ieee80211_frame *);
4455
4456 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
4457
4458 hasqos = IEEE80211_QOS_HAS_SEQ(wh);
4459 if (hasqos)
4460 {
4461 if (IEEE80211_HAS_ADDR4(wh))
4462 qos = le16toh(*(const uint16_t *)
4463 (((struct ieee80211_qosframe_addr4 *) wh)->i_qos));
4464 else
4465 qos = le16toh(*(const uint16_t *)
4466 (((struct ieee80211_qosframe *) wh)->i_qos));
4467 }
4468 else
4469 {
4470 qos = 0;
4471 }
4472
4473 if (IEEE80211_IS_MULTICAST(wh->i_addr1))
4474 rate = tp->mcastrate;
4475 else if (m->m_flags & M_EAPOL)
4476 rate = tp->mgmtrate;
4477 else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
4478 rate = tp->ucastrate;
4479 else
4480 rate = ni->ni_txrate;
4481
4482 rate &= IEEE80211_RATE_VAL;
4483
4484 /* fill Tx wireless info */
4485
4486 if (ni->ni_flags & IEEE80211_NODE_HT)
4487 mcs = rate;
4488 else
4489 mcs = rt2860_rate2mcs(rate);
4490
4491 if (type == IEEE80211_FC0_TYPE_DATA)
4492 wcid = !IEEE80211_IS_MULTICAST(wh->i_addr1) ? rni->staid : RT2860_WCID_MCAST;
4493 else
4494 wcid = RT2860_WCID_RESERVED;
4495
4496 /* calculate MPDU length without padding */
4497
4498 hdrsize = ieee80211_hdrsize(wh);
4499 hdrspace = ieee80211_hdrspace(ic, wh);
4500 mpdu_len = m->m_pkthdr.len - hdrspace + hdrsize;
4501
4502 memset(txwi, 0, sizeof(struct rt2860_txwi));
4503
4504 txwi->wcid = wcid;
4505
4506 /* MIMO power save */
4507
4508 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_flags & IEEE80211_NODE_MIMO_PS))
4509 {
4510 if (mcs > 7)
4511 {
4512 if (ni->ni_flags & IEEE80211_NODE_MIMO_RTS)
4513 {
4514 /* dynamic MIMO power save */
4515
4516 txwi->mpdu_density_flags |=
4517 (RT2860_TXWI_FLAGS_MIMOPS << RT2860_TXWI_FLAGS_SHIFT);
4518 }
4519 else
4520 {
4521 /* static MIMO power save */
4522
4523 mcs = 7;
4524 }
4525 }
4526
4527 mimops = 1;
4528 }
4529 else
4530 {
4531 mimops = 0;
4532 }
4533
4534 pid = (mcs < 0xf) ? (mcs + 1) : mcs;
4535
4536 txwi->pid_mpdu_len = ((htole16(pid) & RT2860_TXWI_PID_MASK) <<
4537 RT2860_TXWI_PID_SHIFT) | ((htole16(mpdu_len) & RT2860_TXWI_MPDU_LEN_MASK) <<
4538 RT2860_TXWI_MPDU_LEN_SHIFT);
4539
4540 stbc = sc->tx_stbc && (mcs <= 7) && (vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC) &&
4541 (ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_htcap & IEEE80211_HTCAP_RXSTBC);
4542
4543 shortgi = ((vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20) && (ni->ni_flags & IEEE80211_NODE_SGI20) && (ni->ni_chw == 20)) ||
4544 ((vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40) && (ni->ni_flags & IEEE80211_NODE_SGI40) && (ni->ni_chw == 40));
4545
4546 txwi->phymode_ifs_stbc_shortgi |=
4547 ((stbc & RT2860_TXWI_STBC_MASK) << RT2860_TXWI_STBC_SHIFT) |
4548 ((shortgi & RT2860_TXWI_SHORTGI_MASK) << RT2860_TXWI_SHORTGI_SHIFT);
4549
4550 if (ni->ni_flags & IEEE80211_NODE_HT)
4551 {
4552 txwi->phymode_ifs_stbc_shortgi |=
4553 (RT2860_TXWI_PHYMODE_HT_MIXED << RT2860_TXWI_PHYMODE_SHIFT);
4554 }
4555 else
4556 {
4557 if (ieee80211_rate2phytype(ic->ic_rt, rate) != IEEE80211_T_OFDM)
4558 {
4559 txwi->phymode_ifs_stbc_shortgi |=
4560 (RT2860_TXWI_PHYMODE_CCK << RT2860_TXWI_PHYMODE_SHIFT);
4561
4562 if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
4563 mcs |= RT2860_TXWI_MCS_SHOTPRE;
4564 }
4565 else
4566 {
4567 txwi->phymode_ifs_stbc_shortgi |=
4568 (RT2860_TXWI_PHYMODE_OFDM << RT2860_TXWI_PHYMODE_SHIFT);
4569 }
4570 }
4571
4572 if ((ni->ni_flags & IEEE80211_NODE_HT) && (ni->ni_chw == 40))
4573 bw = RT2860_TXWI_BW_40;
4574 else
4575 bw = RT2860_TXWI_BW_20;
4576
4577 txwi->bw_mcs = ((bw & RT2860_TXWI_BW_MASK) << RT2860_TXWI_BW_SHIFT) |
4578 ((mcs & RT2860_TXWI_MCS_MASK) << RT2860_TXWI_MCS_SHIFT);
4579
4580 txwi->txop = (RT2860_TXWI_TXOP_HT << RT2860_TXWI_TXOP_SHIFT);
4581
4582 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
4583 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != IEEE80211_QOS_ACKPOLICY_NOACK))
4584 {
4585 txwi->bawin_size_xflags |=
4586 (RT2860_TXWI_XFLAGS_ACK << RT2860_TXWI_XFLAGS_SHIFT);
4587
4588 if (ni->ni_flags & IEEE80211_NODE_HT)
4589 {
4590 /* preamble + plcp + signal extension + SIFS */
4591
4592 dur = 16 + 4 + 6 + 10;
4593 }
4594 else
4595 {
4596 dur = ieee80211_ack_duration(ic->ic_rt, rate,
4597 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
4598 }
4599
4600 *(uint16_t *) wh->i_dur = htole16(dur);
4601 }
4602
4603 /* check for A-MPDU */
4604
4605 if (m->m_flags & M_AMPDU_MPDU)
4606 {
4607 ac = M_WME_GETAC(m);
4608 tid = WME_AC_TO_TID(ac);
4609 tx_ampdu = &ni->ni_tx_ampdu[ac];
4610
4611 mpdu_density = RT2860_MS(ni->ni_htparam, IEEE80211_HTCAP_MPDUDENSITY);
4612 bawin_size = tx_ampdu->txa_wnd;
4613
4614 txwi->mpdu_density_flags |=
4615 ((mpdu_density & RT2860_TXWI_MPDU_DENSITY_MASK) << RT2860_TXWI_MPDU_DENSITY_SHIFT) |
4616 (RT2860_TXWI_FLAGS_AMPDU << RT2860_TXWI_FLAGS_SHIFT);
4617
4618 txwi->bawin_size_xflags |=
4619 ((bawin_size & RT2860_TXWI_BAWIN_SIZE_MASK) << RT2860_TXWI_BAWIN_SIZE_SHIFT);
4620
4621 seqno = ni->ni_txseqs[tid]++;
4622
4623 *(uint16_t *) &wh->i_seq[0] = htole16(seqno << IEEE80211_SEQ_SEQ_SHIFT);
4624
4625 ampdu = 1;
4626 }
4627 else
4628 {
4629 mpdu_density = 0;
4630 bawin_size = 0;
4631 ampdu = 0;
4632 }
4633
4634 /* ask MAC to insert timestamp into probe responses */
4635
4636 if ((wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
4637 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
4638 txwi->mpdu_density_flags |=
4639 (RT2860_TXWI_FLAGS_TS << RT2860_TXWI_FLAGS_SHIFT);
4640
4641 if (ieee80211_radiotap_active_vap(vap))
4642 {
4643 tap = &sc->txtap;
4644
4645 tap->flags = IEEE80211_RADIOTAP_F_DATAPAD;
4646 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
4647 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
4648 tap->chan_ieee = ic->ic_curchan->ic_ieee;
4649 tap->chan_maxpow = 0;
4650
4651 if (ni->ni_flags & IEEE80211_NODE_HT)
4652 tap->rate = mcs | IEEE80211_RATE_MCS;
4653 else
4654 tap->rate = rate;
4655
4656 if (mcs & RT2860_TXWI_MCS_SHOTPRE)
4657 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
4658
4659 if (shortgi)
4660 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
4661
4662 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4663 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
4664
4665 /* XXX use temporarily radiotap CFP flag as A-MPDU flag */
4666
4667 if (ampdu)
4668 tap->flags |= IEEE80211_RADIOTAP_F_CFP;
4669
4670 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
4671 {
4672 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
4673
4674 ieee80211_radiotap_tx(vap, m);
4675
4676 wh->i_fc[1] |= IEEE80211_FC1_WEP;
4677 }
4678 else
4679 {
4680 ieee80211_radiotap_tx(vap, m);
4681 }
4682 }
4683
4684 /* copy and trim 802.11 header */
4685
4686 m_copydata(m, 0, hdrsize, (caddr_t) (txwi + 1));
4687 m_adj(m, hdrspace);
4688
4689 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4690 dma_seg, &ndmasegs, 0);
4691 if (error != 0)
4692 {
4693 /* too many fragments, linearize */
4694
4695 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4696 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4697 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4698
4699 m = m_defrag(m, M_DONTWAIT);
4700 if (m == NULL)
4701 return ENOMEM;
4702
4703 sc->tx_defrag_packets++;
4704
4705 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map, m,
4706 dma_seg, &ndmasegs, 0);
4707 if (error != 0)
4708 {
4709 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4710 device_get_nameunit(sc->dev), ndmasegs, m->m_pkthdr.len, error);
4711 m_freem(m);
4712 return error;
4713 }
4714 }
4715
4716 if (m->m_pkthdr.len == 0)
4717 ndmasegs = 0;
4718
4719 /* determine how many Tx descs are required */
4720
4721 ndescs = 1 + ndmasegs / 2;
4722 if ((ring->desc_queued + ndescs) > (RT2860_SOFTC_TX_RING_DESC_COUNT - 2))
4723 {
4724 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4725 "%s: there are not enough Tx descs\n",
4726 device_get_nameunit(sc->dev));
4727
4728 sc->no_tx_desc_avail++;
4729
4730 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
4731 m_freem(m);
4732 return EFBIG;
4733 }
4734
4735 data->m = m;
4736 data->ni = ni;
4737
4738 /* set up Tx descs */
4739
4740 /* first segment is Tx wireless info and 802.11 header */
4741
4742 len = sizeof(struct rt2860_txwi) + hdrsize;
4743
4744 /* align end on a 4-bytes boundary */
4745
4746 dmalen = (len + 3) & ~ 3;
4747
4748 memset((caddr_t) txwi + len, 0, dmalen - len);
4749
4750 qsel = RT2860_TXDESC_QSEL_EDCA;
4751
4752 desc->sdp0 = htole32(ring->seg0_phys_addr + ring->data_cur * RT2860_TX_DATA_SEG0_SIZE);
4753 desc->sdl0 = htole16(dmalen);
4754 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4755
4756 /* set up payload segments */
4757
4758 for (i = ndmasegs, j = 0; i >= 2; i -= 2)
4759 {
4760 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4761 desc->sdl1 = htole16(dma_seg[j].ds_len);
4762
4763 ring->desc_queued++;
4764 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4765
4766 j++;
4767
4768 desc = &ring->desc[ring->desc_cur];
4769
4770 desc->sdp0 = htole32(dma_seg[j].ds_addr);
4771 desc->sdl0 = htole16(dma_seg[j].ds_len);
4772 desc->qsel_flags = (qsel << RT2860_TXDESC_QSEL_SHIFT);
4773
4774 j++;
4775 }
4776
4777 /* finalize last payload segment */
4778
4779 if (i > 0)
4780 {
4781 desc->sdp1 = htole32(dma_seg[j].ds_addr);
4782 desc->sdl1 = htole16(dma_seg[j].ds_len | RT2860_TXDESC_SDL1_LASTSEG);
4783 }
4784 else
4785 {
4786 desc->sdl0 |= htole16(RT2860_TXDESC_SDL0_LASTSEG);
4787 desc->sdl1 = 0;
4788 }
4789
4790 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4791 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4792 "bw=%d, stbc=%d, shortgi=%d, mcs=%d, wcid=0x%02x, "
4793 "ampdu=%d (density=%d, winsize=%d), mimops=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
4794 device_get_nameunit(sc->dev),
4795 qid, hdrsize, hdrspace, m->m_pkthdr.len + hdrsize,
4796 bw, stbc, shortgi, mcs, wcid, ampdu, mpdu_density, bawin_size, mimops, dmalen, ndmasegs,
4797 (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);
4798
4799 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
4800 BUS_DMASYNC_PREWRITE);
4801 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
4802 BUS_DMASYNC_PREWRITE);
4803 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
4804 BUS_DMASYNC_PREWRITE);
4805
4806 ring->desc_queued++;
4807 ring->desc_cur = (ring->desc_cur + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
4808
4809 ring->data_queued++;
4810 ring->data_cur = (ring->data_cur + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
4811
4812 /* kick Tx */
4813
4814 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(qid), ring->desc_cur);
4815
4816 return 0;
4817 }
4818
4819 /*
4820 * rt2860_tx_raw
4821 */
4822 static int rt2860_tx_raw(struct rt2860_softc *sc,
4823 struct mbuf *m, struct ieee80211_node *ni,
4824 const struct ieee80211_bpf_params *params)
4825 {
4826 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
4827 "%s: Tx raw\n",
4828 device_get_nameunit(sc->dev));
4829
4830 return 0;
4831 }
4832
4833 /*
4834 * rt2860_intr
4835 */
4836 static void rt2860_intr(void *arg)
4837 {
4838 struct rt2860_softc *sc;
4839 struct ifnet *ifp;
4840 uint32_t status;
4841
4842 sc = arg;
4843 ifp = sc->ifp;
4844
4845 /* acknowledge interrupts */
4846
4847 status = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_INT_STATUS);
4848 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_STATUS, status);
4849
4850 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4851 "%s: interrupt: status = 0x%08x\n",
4852 device_get_nameunit(sc->dev), status);
4853
4854 if (status == 0xffffffff || /* device likely went away */
4855 status == 0) /* not for us */
4856 return;
4857
4858 sc->interrupts++;
4859
4860 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
4861 return;
4862
4863 if (status & RT2860_REG_INT_TX_COHERENT)
4864 rt2860_tx_coherent_intr(sc);
4865
4866 if (status & RT2860_REG_INT_RX_COHERENT)
4867 rt2860_rx_coherent_intr(sc);
4868
4869 if (status & RT2860_REG_INT_TXRX_COHERENT)
4870 rt2860_txrx_coherent_intr(sc);
4871
4872 if (status & RT2860_REG_INT_FIFO_STA_FULL)
4873 rt2860_fifo_sta_full_intr(sc);
4874
4875 if (status & RT2860_REG_INT_TX_MGMT_DONE)
4876 rt2860_tx_intr(sc, 5);
4877
4878 if (status & RT2860_REG_INT_RX_DONE)
4879 rt2860_rx_intr(sc);
4880
4881 if (status & RT2860_REG_INT_RX_DELAY_DONE)
4882 rt2860_rx_delay_intr(sc);
4883
4884 if (status & RT2860_REG_INT_TX_HCCA_DONE)
4885 rt2860_tx_intr(sc, 4);
4886
4887 if (status & RT2860_REG_INT_TX_AC3_DONE)
4888 rt2860_tx_intr(sc, 3);
4889
4890 if (status & RT2860_REG_INT_TX_AC2_DONE)
4891 rt2860_tx_intr(sc, 2);
4892
4893 if (status & RT2860_REG_INT_TX_AC1_DONE)
4894 rt2860_tx_intr(sc, 1);
4895
4896 if (status & RT2860_REG_INT_TX_AC0_DONE)
4897 rt2860_tx_intr(sc, 0);
4898
4899 if (status & RT2860_REG_INT_TX_DELAY_DONE)
4900 rt2860_tx_delay_intr(sc);
4901
4902 if (status & RT2860_REG_INT_PRE_TBTT)
4903 rt2860_pre_tbtt_intr(sc);
4904
4905 if (status & RT2860_REG_INT_TBTT)
4906 rt2860_tbtt_intr(sc);
4907
4908 if (status & RT2860_REG_INT_MCU_CMD)
4909 rt2860_mcu_cmd_intr(sc);
4910
4911 if (status & RT2860_REG_INT_AUTO_WAKEUP)
4912 rt2860_auto_wakeup_intr(sc);
4913
4914 if (status & RT2860_REG_INT_GP_TIMER)
4915 rt2860_gp_timer_intr(sc);
4916 }
4917
4918 /*
4919 * rt2860_tx_coherent_intr
4920 */
4921 static void rt2860_tx_coherent_intr(struct rt2860_softc *sc)
4922 {
4923 uint32_t tmp;
4924 int i;
4925
4926 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4927 "%s: Tx coherent interrupt\n",
4928 device_get_nameunit(sc->dev));
4929
4930 sc->tx_coherent_interrupts++;
4931
4932 /* restart DMA engine */
4933
4934 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4935
4936 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4937 RT2860_REG_RX_DMA_ENABLE |
4938 RT2860_REG_TX_DMA_ENABLE);
4939
4940 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4941
4942 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4943
4944 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4945 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4946
4947 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4948 {
4949 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
4950 sc->tx_ring[i].desc_phys_addr);
4951 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
4952 RT2860_SOFTC_TX_RING_DESC_COUNT);
4953 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
4954 }
4955
4956 /* init Rx ring */
4957
4958 rt2860_reset_rx_ring(sc, &sc->rx_ring);
4959
4960 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
4961 sc->rx_ring.desc_phys_addr);
4962 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
4963 RT2860_SOFTC_RX_RING_DATA_COUNT);
4964 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
4965 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
4966
4967 rt2860_txrx_enable(sc);
4968 }
4969
4970 /*
4971 * rt2860_rx_coherent_intr
4972 */
4973 static void rt2860_rx_coherent_intr(struct rt2860_softc *sc)
4974 {
4975 uint32_t tmp;
4976 int i;
4977
4978 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
4979 "%s: Rx coherent interrupt\n",
4980 device_get_nameunit(sc->dev));
4981
4982 sc->rx_coherent_interrupts++;
4983
4984 /* restart DMA engine */
4985
4986 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
4987
4988 tmp &= ~(RT2860_REG_TX_WB_DDONE |
4989 RT2860_REG_RX_DMA_ENABLE |
4990 RT2860_REG_TX_DMA_ENABLE);
4991
4992 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
4993
4994 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4995
4996 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
4997 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
4998
4999 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
5000 {
5001 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
5002 sc->tx_ring[i].desc_phys_addr);
5003 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
5004 RT2860_SOFTC_TX_RING_DESC_COUNT);
5005 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
5006 }
5007
5008 /* init Rx ring */
5009
5010 rt2860_reset_rx_ring(sc, &sc->rx_ring);
5011
5012 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
5013 sc->rx_ring.desc_phys_addr);
5014 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
5015 RT2860_SOFTC_RX_RING_DATA_COUNT);
5016 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5017 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5018
5019 rt2860_txrx_enable(sc);
5020 }
5021
5022 /*
5023 * rt2860_txrx_coherent_intr
5024 */
5025 static void rt2860_txrx_coherent_intr(struct rt2860_softc *sc)
5026 {
5027 uint32_t tmp;
5028 int i;
5029
5030 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5031 "%s: Tx/Rx coherent interrupt\n",
5032 device_get_nameunit(sc->dev));
5033
5034 sc->txrx_coherent_interrupts++;
5035
5036 /* restart DMA engine */
5037
5038 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
5039
5040 tmp &= ~(RT2860_REG_TX_WB_DDONE |
5041 RT2860_REG_RX_DMA_ENABLE |
5042 RT2860_REG_TX_DMA_ENABLE);
5043
5044 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
5045
5046 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
5047
5048 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
5049 rt2860_reset_tx_ring(sc, &sc->tx_ring[i]);
5050
5051 for (i = 0; i < RT2860_SOFTC_TX_RING_COUNT; i++)
5052 {
5053 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_BASE_PTR(i),
5054 sc->tx_ring[i].desc_phys_addr);
5055 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_MAX_CNT(i),
5056 RT2860_SOFTC_TX_RING_DESC_COUNT);
5057 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_TX_CTX_IDX(i), 0);
5058 }
5059
5060 /* init Rx ring */
5061
5062 rt2860_reset_rx_ring(sc, &sc->rx_ring);
5063
5064 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_BASE_PTR,
5065 sc->rx_ring.desc_phys_addr);
5066 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_MAX_CNT,
5067 RT2860_SOFTC_RX_RING_DATA_COUNT);
5068 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5069 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5070
5071 rt2860_txrx_enable(sc);
5072 }
5073
5074 /*
5075 * rt2860_fifo_sta_full_intr
5076 */
5077 static void rt2860_fifo_sta_full_intr(struct rt2860_softc *sc)
5078 {
5079 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5080 "%s: FIFO statistic full interrupt\n",
5081 device_get_nameunit(sc->dev));
5082
5083 sc->fifo_sta_full_interrupts++;
5084
5085 RT2860_SOFTC_LOCK(sc);
5086
5087 if (!(sc->intr_disable_mask & RT2860_REG_INT_FIFO_STA_FULL))
5088 {
5089 rt2860_intr_disable(sc, RT2860_REG_INT_FIFO_STA_FULL);
5090
5091 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
5092 }
5093
5094 sc->intr_pending_mask |= RT2860_REG_INT_FIFO_STA_FULL;
5095
5096 RT2860_SOFTC_UNLOCK(sc);
5097 }
5098
5099 /*
5100 * rt2860_rx_intr
5101 */
5102 static void rt2860_rx_intr(struct rt2860_softc *sc)
5103 {
5104 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5105 "%s: Rx interrupt\n",
5106 device_get_nameunit(sc->dev));
5107
5108 sc->rx_interrupts++;
5109
5110 RT2860_SOFTC_LOCK(sc);
5111
5112 if (!(sc->intr_disable_mask & RT2860_REG_INT_RX_DONE))
5113 {
5114 rt2860_intr_disable(sc, RT2860_REG_INT_RX_DONE);
5115
5116 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5117 }
5118
5119 sc->intr_pending_mask |= RT2860_REG_INT_RX_DONE;
5120
5121 RT2860_SOFTC_UNLOCK(sc);
5122 }
5123
5124 /*
5125 * rt2860_rx_delay_intr
5126 */
5127 static void rt2860_rx_delay_intr(struct rt2860_softc *sc)
5128 {
5129 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5130 "%s: Rx delay interrupt\n",
5131 device_get_nameunit(sc->dev));
5132
5133 sc->rx_delay_interrupts++;
5134 }
5135
5136 /*
5137 * rt2860_tx_intr
5138 */
5139 static void rt2860_tx_intr(struct rt2860_softc *sc, int qid)
5140 {
5141 KASSERT(qid >= 0 && qid < RT2860_SOFTC_TX_RING_COUNT,
5142 ("%s: Tx interrupt: invalid qid=%d\n",
5143 device_get_nameunit(sc->dev), qid));
5144
5145 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5146 "%s: Tx interrupt: qid=%d\n",
5147 device_get_nameunit(sc->dev), qid);
5148
5149 sc->tx_interrupts[qid]++;
5150
5151 RT2860_SOFTC_LOCK(sc);
5152
5153 if (!(sc->intr_disable_mask & (RT2860_REG_INT_TX_AC0_DONE << qid)))
5154 {
5155 rt2860_intr_disable(sc, (RT2860_REG_INT_TX_AC0_DONE << qid));
5156
5157 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5158 }
5159
5160 sc->intr_pending_mask |= (RT2860_REG_INT_TX_AC0_DONE << qid);
5161
5162 RT2860_SOFTC_UNLOCK(sc);
5163 }
5164
5165 /*
5166 * rt2860_tx_delay_intr
5167 */
5168 static void rt2860_tx_delay_intr(struct rt2860_softc *sc)
5169 {
5170 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5171 "%s: Tx delay interrupt\n",
5172 device_get_nameunit(sc->dev));
5173
5174 sc->tx_delay_interrupts++;
5175 }
5176
5177 /*
5178 * rt2860_pre_tbtt_intr
5179 */
5180 static void rt2860_pre_tbtt_intr(struct rt2860_softc *sc)
5181 {
5182 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5183 "%s: Pre-TBTT interrupt\n",
5184 device_get_nameunit(sc->dev));
5185
5186 sc->pre_tbtt_interrupts++;
5187 }
5188
5189 /*
5190 * rt2860_tbtt_intr
5191 */
5192 static void rt2860_tbtt_intr(struct rt2860_softc *sc)
5193 {
5194 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5195 "%s: TBTT interrupt\n",
5196 device_get_nameunit(sc->dev));
5197
5198 sc->tbtt_interrupts++;
5199 }
5200
5201 /*
5202 * rt2860_mcu_cmd_intr
5203 */
5204 static void rt2860_mcu_cmd_intr(struct rt2860_softc *sc)
5205 {
5206 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5207 "%s: MCU command interrupt\n",
5208 device_get_nameunit(sc->dev));
5209
5210 sc->mcu_cmd_interrupts++;
5211 }
5212
5213 /*
5214 * rt2860_auto_wakeup_intr
5215 */
5216 static void rt2860_auto_wakeup_intr(struct rt2860_softc *sc)
5217 {
5218 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5219 "%s: auto wakeup interrupt\n",
5220 device_get_nameunit(sc->dev));
5221
5222 sc->auto_wakeup_interrupts++;
5223 }
5224
5225 /*
5226 * rt2860_gp_timer_intr
5227 */
5228 static void rt2860_gp_timer_intr(struct rt2860_softc *sc)
5229 {
5230 RT2860_DPRINTF(sc, RT2860_DEBUG_INTR,
5231 "%s: GP timer interrupt\n",
5232 device_get_nameunit(sc->dev));
5233
5234 sc->gp_timer_interrupts++;
5235 }
5236
5237 /*
5238 * rt2860_rx_done_task
5239 */
5240 static void rt2860_rx_done_task(void *context, int pending)
5241 {
5242 struct rt2860_softc *sc;
5243 struct ifnet *ifp;
5244 int again;
5245
5246 sc = context;
5247 ifp = sc->ifp;
5248
5249 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5250 "%s: Rx done task\n",
5251 device_get_nameunit(sc->dev));
5252
5253 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5254 return;
5255
5256 sc->intr_pending_mask &= ~RT2860_REG_INT_RX_DONE;
5257
5258 again = rt2860_rx_eof(sc, sc->rx_process_limit);
5259
5260 RT2860_SOFTC_LOCK(sc);
5261
5262 if ((sc->intr_pending_mask & RT2860_REG_INT_RX_DONE) || again)
5263 {
5264 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5265 "%s: Rx done task: scheduling again\n",
5266 device_get_nameunit(sc->dev));
5267
5268 taskqueue_enqueue(sc->taskqueue, &sc->rx_done_task);
5269 }
5270 else
5271 {
5272 rt2860_intr_enable(sc, RT2860_REG_INT_RX_DONE);
5273 }
5274
5275 RT2860_SOFTC_UNLOCK(sc);
5276 }
5277
5278 /*
5279 * rt2860_tx_done_task
5280 */
5281 static void rt2860_tx_done_task(void *context, int pending)
5282 {
5283 struct rt2860_softc *sc;
5284 struct ifnet *ifp;
5285 uint32_t intr_mask;
5286 int i;
5287
5288 sc = context;
5289 ifp = sc->ifp;
5290
5291 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5292 "%s: Tx done task\n",
5293 device_get_nameunit(sc->dev));
5294
5295 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5296 return;
5297
5298 for (i = RT2860_SOFTC_TX_RING_COUNT - 1; i >= 0; i--)
5299 {
5300 if (sc->intr_pending_mask & (RT2860_REG_INT_TX_AC0_DONE << i))
5301 {
5302 sc->intr_pending_mask &= ~(RT2860_REG_INT_TX_AC0_DONE << i);
5303
5304 rt2860_tx_eof(sc, &sc->tx_ring[i]);
5305 }
5306 }
5307
5308 sc->tx_timer = 0;
5309
5310 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
5311
5312 intr_mask = (RT2860_REG_INT_TX_MGMT_DONE |
5313 RT2860_REG_INT_TX_HCCA_DONE |
5314 RT2860_REG_INT_TX_AC3_DONE |
5315 RT2860_REG_INT_TX_AC2_DONE |
5316 RT2860_REG_INT_TX_AC1_DONE |
5317 RT2860_REG_INT_TX_AC0_DONE);
5318
5319 RT2860_SOFTC_LOCK(sc);
5320
5321 rt2860_intr_enable(sc, ~sc->intr_pending_mask &
5322 (sc->intr_disable_mask & intr_mask));
5323
5324 if (sc->intr_pending_mask & intr_mask)
5325 {
5326 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5327 "%s: Tx done task: scheduling again\n",
5328 device_get_nameunit(sc->dev));
5329
5330 taskqueue_enqueue(sc->taskqueue, &sc->tx_done_task);
5331 }
5332
5333 RT2860_SOFTC_UNLOCK(sc);
5334
5335 if (!IFQ_IS_EMPTY(&ifp->if_snd))
5336 rt2860_start(ifp);
5337 }
5338
5339 /*
5340 * rt2860_fifo_sta_full_task
5341 */
5342 static void rt2860_fifo_sta_full_task(void *context, int pending)
5343 {
5344 struct rt2860_softc *sc;
5345 struct ifnet *ifp;
5346
5347 sc = context;
5348 ifp = sc->ifp;
5349
5350 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5351 "%s: FIFO statistic full task\n",
5352 device_get_nameunit(sc->dev));
5353
5354 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5355 return;
5356
5357 sc->intr_pending_mask &= ~RT2860_REG_INT_FIFO_STA_FULL;
5358
5359 rt2860_drain_fifo_stats(sc);
5360
5361 RT2860_SOFTC_LOCK(sc);
5362
5363 if (sc->intr_pending_mask & RT2860_REG_INT_FIFO_STA_FULL)
5364 {
5365 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5366 "%s: FIFO statistic full task: scheduling again\n",
5367 device_get_nameunit(sc->dev));
5368
5369 taskqueue_enqueue(sc->taskqueue, &sc->fifo_sta_full_task);
5370 }
5371 else
5372 {
5373 rt2860_intr_enable(sc, RT2860_REG_INT_FIFO_STA_FULL);
5374 }
5375
5376 RT2860_SOFTC_UNLOCK(sc);
5377
5378 if (!IFQ_IS_EMPTY(&ifp->if_snd))
5379 rt2860_start(ifp);
5380 }
5381
5382 /*
5383 * rt2860_periodic_task
5384 */
5385 static void rt2860_periodic_task(void *context, int pending)
5386 {
5387 struct rt2860_softc *sc;
5388 struct ifnet *ifp;
5389 struct ieee80211com *ic;
5390 struct ieee80211vap *vap;
5391
5392 sc = context;
5393 ifp = sc->ifp;
5394 ic = ifp->if_l2com;
5395 vap = TAILQ_FIRST(&ic->ic_vaps);
5396
5397 RT2860_DPRINTF(sc, RT2860_DEBUG_PERIODIC,
5398 "%s: periodic task: round=%lu\n",
5399 device_get_nameunit(sc->dev), sc->periodic_round);
5400
5401 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
5402 return;
5403
5404 RT2860_SOFTC_LOCK(sc);
5405
5406 sc->periodic_round++;
5407
5408 rt2860_update_stats(sc);
5409
5410 if ((sc->periodic_round % 10) == 0)
5411 {
5412 rt2860_bbp_tuning(sc);
5413
5414 rt2860_update_raw_counters(sc);
5415
5416 rt2860_watchdog(sc);
5417
5418 if (vap != NULL && vap->iv_opmode != IEEE80211_M_MONITOR && vap->iv_state == IEEE80211_S_RUN)
5419 {
5420 if (vap->iv_opmode == IEEE80211_M_STA)
5421 rt2860_amrr_update_iter_func(vap, vap->iv_bss);
5422 else
5423 ieee80211_iterate_nodes(&ic->ic_sta, rt2860_amrr_update_iter_func, vap);
5424 }
5425 }
5426
5427 RT2860_SOFTC_UNLOCK(sc);
5428
5429 callout_reset(&sc->periodic_ch, hz / 10, rt2860_periodic, sc);
5430 }
5431
5432 /*
5433 * rt2860_rx_eof
5434 */
5435 static int rt2860_rx_eof(struct rt2860_softc *sc, int limit)
5436 {
5437 struct ifnet *ifp;
5438 struct ieee80211com *ic;
5439 struct ieee80211_frame *wh;
5440 struct ieee80211_node *ni;
5441 struct rt2860_softc_node *rni;
5442 struct rt2860_softc_rx_radiotap_header *tap;
5443 struct rt2860_softc_rx_ring *ring;
5444 struct rt2860_rxdesc *desc;
5445 struct rt2860_softc_rx_data *data;
5446 struct rt2860_rxwi *rxwi;
5447 struct mbuf *m, *mnew;
5448 bus_dma_segment_t segs[1];
5449 bus_dmamap_t dma_map;
5450 uint32_t index, desc_flags;
5451 uint8_t cipher_err, rssi, ant, phymode, bw, shortgi, stbc, mcs, keyidx, tid, frag;
5452 uint16_t seq;
5453 int8_t rssi_dbm;
5454 int error, nsegs, len, ampdu, amsdu, rssi_dbm_rel, nframes, i;
5455
5456 ifp = sc->ifp;
5457 ic = ifp->if_l2com;
5458 ring = &sc->rx_ring;
5459
5460 nframes = 0;
5461
5462 while (limit != 0)
5463 {
5464 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_RX_DRX_IDX);
5465 if (ring->cur == index)
5466 break;
5467
5468 desc = &ring->desc[ring->cur];
5469 data = &ring->data[ring->cur];
5470
5471 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5472 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5473
5474 if (!(desc->sdl0 & htole16(RT2860_RXDESC_SDL0_DDONE)))
5475 break;
5476
5477 nframes++;
5478
5479 mnew = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
5480 if (mnew == NULL)
5481 {
5482 sc->rx_mbuf_alloc_errors++;
5483 ifp->if_ierrors++;
5484 goto skip;
5485 }
5486
5487 mnew->m_len = mnew->m_pkthdr.len = MJUMPAGESIZE;
5488
5489 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, ring->spare_dma_map,
5490 mnew, segs, &nsegs, BUS_DMA_NOWAIT);
5491 if (error != 0)
5492 {
5493 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5494 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5495 device_get_nameunit(sc->dev), error, nsegs);
5496
5497 m_freem(mnew);
5498
5499 sc->rx_mbuf_dmamap_errors++;
5500 ifp->if_ierrors++;
5501
5502 goto skip;
5503 }
5504
5505 KASSERT(nsegs == 1, ("%s: too many DMA segments",
5506 device_get_nameunit(sc->dev)));
5507
5508 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5509 BUS_DMASYNC_POSTREAD);
5510 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5511
5512 dma_map = data->dma_map;
5513 data->dma_map = ring->spare_dma_map;
5514 ring->spare_dma_map = dma_map;
5515
5516 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5517 BUS_DMASYNC_PREREAD);
5518
5519 m = data->m;
5520
5521 data->m = mnew;
5522 desc->sdp0 = htole32(segs[0].ds_addr);
5523
5524 desc_flags = le32toh(desc->flags);
5525
5526 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5527 "%s: Rx frame: rxdesc flags=0x%08x\n",
5528 device_get_nameunit(sc->dev), desc_flags);
5529
5530 /* get Rx wireless info */
5531
5532 rxwi = mtod(m, struct rt2860_rxwi *);
5533 len = (le16toh(rxwi->tid_size) >> RT2860_RXWI_SIZE_SHIFT) &
5534 RT2860_RXWI_SIZE_MASK;
5535
5536 /* check for L2 padding between IEEE 802.11 frame header and body */
5537
5538 if (desc_flags & RT2860_RXDESC_FLAGS_L2PAD)
5539 {
5540 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5541 "%s: L2 padding: len=%d\n",
5542 device_get_nameunit(sc->dev), len);
5543
5544 len += 2;
5545 }
5546
5547 m->m_pkthdr.rcvif = ifp;
5548 m->m_data = (caddr_t) (rxwi + 1);
5549 m->m_pkthdr.len = m->m_len = len;
5550
5551 /* check for crc errors */
5552
5553 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5554 {
5555 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5556 "%s: rxdesc: crc error\n",
5557 device_get_nameunit(sc->dev));
5558
5559 ifp->if_ierrors++;
5560
5561 if (!(ifp->if_flags & IFF_PROMISC))
5562 {
5563 m_freem(m);
5564 goto skip;
5565 }
5566 }
5567
5568 wh = (struct ieee80211_frame *) (rxwi + 1);
5569
5570 /* check for cipher errors */
5571
5572 if (desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED)
5573 {
5574 cipher_err = ((desc_flags >> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT) &
5575 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK);
5576 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE)
5577 {
5578 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5579 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
5580
5581 m->m_flags |= M_WEP;
5582
5583 sc->rx_cipher_no_errors++;
5584 }
5585 else
5586 {
5587 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5588 "%s: rxdesc: cipher error=0x%02x\n",
5589 device_get_nameunit(sc->dev), cipher_err);
5590
5591 if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_ICV)
5592 sc->rx_cipher_icv_errors++;
5593 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC)
5594 sc->rx_cipher_mic_errors++;
5595 else if (cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_INVALID_KEY)
5596 sc->rx_cipher_invalid_key_errors++;
5597
5598 if ((cipher_err == RT2860_RXDESC_FLAGS_CIPHER_ERR_MIC) &&
5599 (desc_flags & RT2860_RXDESC_FLAGS_MYBSS))
5600 {
5601 ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) wh);
5602 if (ni != NULL)
5603 {
5604 keyidx = (rxwi->udf_bssidx_keyidx >> RT2860_RXWI_KEYIDX_SHIFT) &
5605 RT2860_RXWI_KEYIDX_MASK;
5606
5607 ieee80211_notify_michael_failure(ni->ni_vap, wh, keyidx);
5608
5609 ieee80211_free_node(ni);
5610 }
5611 }
5612
5613 ifp->if_ierrors++;
5614
5615 if (!(ifp->if_flags & IFF_PROMISC))
5616 {
5617 m_free(m);
5618 goto skip;
5619 }
5620 }
5621 }
5622 else
5623 {
5624 if (wh->i_fc[1] & IEEE80211_FC1_WEP)
5625 {
5626 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5627 "%s: rxdesc: not decrypted but protected flag set\n",
5628 device_get_nameunit(sc->dev));
5629
5630 ifp->if_ierrors++;
5631
5632 if (!(ifp->if_flags & IFF_PROMISC))
5633 {
5634 m_free(m);
5635 goto skip;
5636 }
5637 }
5638 }
5639
5640 /* check for A-MPDU */
5641
5642 if (desc_flags & RT2860_RXDESC_FLAGS_BA)
5643 {
5644 m->m_flags |= M_AMPDU;
5645
5646 sc->rx_ampdu++;
5647
5648 ampdu = 1;
5649 }
5650 else
5651 {
5652 ampdu = 0;
5653 }
5654
5655 /* check for A-MSDU */
5656
5657 if (desc_flags & RT2860_RXDESC_FLAGS_AMSDU)
5658 {
5659 sc->rx_amsdu++;
5660
5661 amsdu = 1;
5662 }
5663 else
5664 {
5665 amsdu = 0;
5666 }
5667
5668 ant = rt2860_maxrssi_rxpath(sc, rxwi);
5669 rssi = rxwi->rssi[ant];
5670 rssi_dbm = rt2860_rssi2dbm(sc, rssi, ant);
5671 phymode = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_PHYMODE_SHIFT) &
5672 RT2860_RXWI_PHYMODE_MASK);
5673 bw = ((rxwi->bw_mcs >> RT2860_RXWI_BW_SHIFT) & RT2860_RXWI_BW_MASK);
5674 shortgi = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_SHORTGI_SHIFT) &
5675 RT2860_RXWI_SHORTGI_MASK);
5676 stbc = ((rxwi->phymode_stbc_shortgi >> RT2860_RXWI_STBC_SHIFT) &
5677 RT2860_RXWI_STBC_MASK);
5678 mcs = ((rxwi->bw_mcs >> RT2860_RXWI_MCS_SHIFT) & RT2860_RXWI_MCS_MASK);
5679 tid = ((rxwi->tid_size >> RT2860_RXWI_TID_SHIFT) & RT2860_RXWI_TID_MASK);
5680 seq = ((rxwi->seq_frag >> RT2860_RXWI_SEQ_SHIFT) & RT2860_RXWI_SEQ_MASK);
5681 frag = ((rxwi->seq_frag >> RT2860_RXWI_FRAG_SHIFT) & RT2860_RXWI_FRAG_MASK);
5682
5683 if (ieee80211_radiotap_active(ic))
5684 {
5685 tap = &sc->rxtap;
5686
5687 tap->flags = (desc_flags & RT2860_RXDESC_FLAGS_L2PAD) ? IEEE80211_RADIOTAP_F_DATAPAD : 0;
5688 tap->dbm_antsignal = rssi_dbm;
5689 tap->dbm_antnoise = RT2860_NOISE_FLOOR;
5690 tap->antenna = ant;
5691 tap->antsignal = rssi;
5692 tap->chan_flags = htole32(ic->ic_curchan->ic_flags);
5693 tap->chan_freq = htole16(ic->ic_curchan->ic_freq);
5694 tap->chan_ieee = ic->ic_curchan->ic_ieee;
5695 tap->chan_maxpow = 0;
5696
5697 if (phymode == RT2860_TXWI_PHYMODE_HT_MIXED || phymode == RT2860_TXWI_PHYMODE_HT_GF)
5698 tap->rate = mcs | IEEE80211_RATE_MCS;
5699 else
5700 tap->rate = rt2860_rxrate(rxwi);
5701
5702 if (desc_flags & RT2860_RXDESC_FLAGS_CRC_ERR)
5703 tap->flags |= IEEE80211_RADIOTAP_F_BADFCS;
5704
5705 if (desc_flags & RT2860_RXDESC_FLAGS_FRAG)
5706 tap->flags |= IEEE80211_RADIOTAP_F_FRAG;
5707
5708 if (rxwi->bw_mcs & RT2860_RXWI_MCS_SHOTPRE)
5709 tap->flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
5710
5711 if ((desc_flags & RT2860_RXDESC_FLAGS_DECRYPTED) ||
5712 (wh->i_fc[1] & IEEE80211_FC1_WEP))
5713 tap->flags |= IEEE80211_RADIOTAP_F_WEP;
5714
5715 if (shortgi)
5716 tap->flags |= IEEE80211_RADIOTAP_F_SHORTGI;
5717
5718 /* XXX use temporarily radiotap CFP flag as A-MPDU flag */
5719
5720 if (ampdu)
5721 tap->flags |= IEEE80211_RADIOTAP_F_CFP;
5722 }
5723
5724 /*
5725 * net80211 assumes that RSSI data are in the range [-127..127] and
5726 * in .5 dBm units relative to the current noise floor
5727 */
5728
5729 rssi_dbm_rel = (rssi_dbm - RT2860_NOISE_FLOOR) * 2;
5730 if (rssi_dbm_rel > 127)
5731 rssi_dbm_rel = 127;
5732
5733 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5734 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, stbc=0x%02x, mcs=%d, "
5735 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, tid=%d, seq=%d, frag=%d, "
5736 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5737 device_get_nameunit(sc->dev),
5738 len, phymode, bw, shortgi, stbc, mcs,
5739 ant, rxwi->rssi[0], rxwi->rssi[1], rxwi->rssi[2],
5740 rxwi->snr[0], rxwi->snr[1],
5741 rxwi->wcid, ampdu, amsdu, tid, seq, frag, rssi_dbm, rssi_dbm_rel);
5742
5743 ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *) wh);
5744 if (ni != NULL)
5745 {
5746 rni = (struct rt2860_softc_node *) ni;
5747
5748 for (i = 0; i < RT2860_SOFTC_RSSI_COUNT; i++)
5749 {
5750 rni->last_rssi[i] = rxwi->rssi[i];
5751 rni->last_rssi_dbm[i] = rt2860_rssi2dbm(sc, rxwi->rssi[i], i);
5752 }
5753
5754 ieee80211_input(ni, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5755 ieee80211_free_node(ni);
5756 }
5757 else
5758 {
5759 ieee80211_input_all(ic, m, rssi_dbm_rel, RT2860_NOISE_FLOOR);
5760 }
5761
5762 skip:
5763
5764 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
5765
5766 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5767 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5768
5769 ring->cur = (ring->cur + 1) % RT2860_SOFTC_RX_RING_DATA_COUNT;
5770
5771 limit--;
5772 }
5773
5774 if (ring->cur == 0)
5775 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5776 RT2860_SOFTC_RX_RING_DATA_COUNT - 1);
5777 else
5778 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_RX_CALC_IDX,
5779 ring->cur - 1);
5780
5781 RT2860_DPRINTF(sc, RT2860_DEBUG_RX,
5782 "%s: Rx eof: nframes=%d\n",
5783 device_get_nameunit(sc->dev), nframes);
5784
5785 sc->rx_packets += nframes;
5786
5787 return (limit == 0);
5788 }
5789
5790 /*
5791 * rt2860_tx_eof
5792 */
5793 static void rt2860_tx_eof(struct rt2860_softc *sc,
5794 struct rt2860_softc_tx_ring *ring)
5795 {
5796 struct ifnet *ifp;
5797 struct rt2860_txdesc *desc;
5798 struct rt2860_softc_tx_data *data;
5799 uint32_t index;
5800 int ndescs, nframes;
5801
5802 ifp = sc->ifp;
5803
5804 ndescs = 0;
5805 nframes = 0;
5806
5807 for (;;)
5808 {
5809 index = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_TX_DTX_IDX(ring->qid));
5810 if (ring->desc_next == index)
5811 break;
5812
5813 ndescs++;
5814
5815 rt2860_drain_fifo_stats(sc);
5816
5817 desc = &ring->desc[ring->desc_next];
5818
5819 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5820 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
5821
5822 if (desc->sdl0 & htole16(RT2860_TXDESC_SDL0_LASTSEG) ||
5823 desc->sdl1 & htole16(RT2860_TXDESC_SDL1_LASTSEG))
5824 {
5825 nframes++;
5826
5827 data = &ring->data[ring->data_next];
5828
5829 if (data->m->m_flags & M_TXCB)
5830 ieee80211_process_callback(data->ni, data->m, 0);
5831
5832 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
5833 BUS_DMASYNC_POSTWRITE);
5834 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
5835
5836 m_freem(data->m);
5837
5838 ieee80211_free_node(data->ni);
5839
5840 data->m = NULL;
5841 data->ni = NULL;
5842
5843 ifp->if_opackets++;
5844
5845 RT2860_SOFTC_TX_RING_LOCK(ring);
5846
5847 ring->data_queued--;
5848 ring->data_next = (ring->data_next + 1) % RT2860_SOFTC_TX_RING_DATA_COUNT;
5849
5850 RT2860_SOFTC_TX_RING_UNLOCK(ring);
5851 }
5852
5853 desc->sdl0 &= ~htole16(RT2860_TXDESC_SDL0_DDONE);
5854
5855 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
5856 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
5857
5858 RT2860_SOFTC_TX_RING_LOCK(ring);
5859
5860 ring->desc_queued--;
5861 ring->desc_next = (ring->desc_next + 1) % RT2860_SOFTC_TX_RING_DESC_COUNT;
5862
5863 RT2860_SOFTC_TX_RING_UNLOCK(ring);
5864 }
5865
5866 RT2860_DPRINTF(sc, RT2860_DEBUG_TX,
5867 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5868 device_get_nameunit(sc->dev), ring->qid, ndescs, nframes);
5869 }
5870
5871 /*
5872 * rt2860_update_stats
5873 */
5874 static void rt2860_update_stats(struct rt2860_softc *sc)
5875 {
5876 struct ifnet *ifp;
5877 struct ieee80211com *ic;
5878 uint32_t stacnt[3];
5879 int beacons, noretryok, retryok, failed, underflows, zerolen;
5880
5881 ifp = sc->ifp;
5882 ic = ifp->if_l2com;
5883
5884 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5885 "%s: update statistic\n",
5886 device_get_nameunit(sc->dev));
5887
5888 rt2860_drain_fifo_stats(sc);
5889
5890 /* read and clear Tx statistic registers */
5891
5892 rt2860_io_mac_read_multi(sc, RT2860_REG_TX_STA_CNT0,
5893 stacnt, sizeof(stacnt));
5894
5895 stacnt[0] = le32toh(stacnt[0]);
5896 stacnt[1] = le32toh(stacnt[1]);
5897 stacnt[2] = le32toh(stacnt[2]);
5898
5899 beacons = stacnt[0] >> 16;
5900 noretryok = stacnt[1] & 0xffff;
5901 retryok = stacnt[1] >> 16;
5902 failed = stacnt[0] & 0xffff;
5903 underflows = stacnt[2] >> 16;
5904 zerolen = stacnt[2] & 0xffff;
5905
5906 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
5907 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5908 device_get_nameunit(sc->dev),
5909 beacons, noretryok, retryok, failed, underflows, zerolen);
5910
5911 ifp->if_oerrors += failed;
5912
5913 sc->tx_beacons += beacons;
5914 sc->tx_noretryok += noretryok;
5915 sc->tx_retryok += retryok;
5916 sc->tx_failed += failed;
5917 sc->tx_underflows += underflows;
5918 sc->tx_zerolen += zerolen;
5919 }
5920
5921 /*
5922 * rt2860_bbp_tuning
5923 */
5924 static void rt2860_bbp_tuning(struct rt2860_softc *sc)
5925 {
5926 struct ifnet *ifp;
5927 struct ieee80211com *ic;
5928 struct ieee80211vap *vap;
5929 struct ieee80211_node *ni;
5930 int chan, group;
5931 int8_t rssi, old, new;
5932
5933 /* RT2860C does not support BBP tuning */
5934
5935 if (sc->mac_rev == 0x28600100)
5936 return;
5937
5938 ifp = sc->ifp;
5939 ic = ifp->if_l2com;
5940 vap = TAILQ_FIRST(&ic->ic_vaps);
5941
5942 if ((ic->ic_flags & IEEE80211_F_SCAN) || vap == NULL ||
5943 vap->iv_opmode != IEEE80211_M_STA || vap->iv_state != IEEE80211_S_RUN)
5944 return;
5945
5946 ni = vap->iv_bss;
5947
5948 chan = ieee80211_chan2ieee(ic, ni->ni_chan);
5949
5950 if (chan <= 14)
5951 group = 0;
5952 else if (chan <= 64)
5953 group = 1;
5954 else if (chan <= 128)
5955 group = 2;
5956 else
5957 group = 3;
5958
5959 rssi = ieee80211_getrssi(vap);
5960
5961 if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan))
5962 {
5963 new = 0x2e + sc->lna_gain[group];
5964 }
5965 else
5966 {
5967 if (!IEEE80211_IS_CHAN_HT40(ni->ni_chan))
5968 new = 0x32 + sc->lna_gain[group] * 5 / 3;
5969 else
5970 new = 0x3a + sc->lna_gain[group] * 5 / 3;
5971 }
5972
5973 /* Tune if absolute average RSSI is greater than -80 */
5974
5975 if (rssi > 30)
5976 new += 0x10;
5977
5978 old = rt2860_io_bbp_read(sc, 66);
5979
5980 if (old != new)
5981 rt2860_io_bbp_write(sc, 66, new);
5982 }
5983
5984 /*
5985 * rt2860_watchdog
5986 */
5987 static void rt2860_watchdog(struct rt2860_softc *sc)
5988 {
5989 uint32_t tmp;
5990 int ntries;
5991
5992 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
5993
5994 RT2860_DPRINTF(sc, RT2860_DEBUG_WATCHDOG,
5995 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5996 device_get_nameunit(sc->dev), tmp);
5997
5998 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) != 0)
5999 {
6000 sc->tx_queue_not_empty[0]++;
6001
6002 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40012);
6003
6004 for (ntries = 0; ntries < 10; ntries++)
6005 {
6006 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
6007 if (((tmp >> RT2860_REG_TX0Q_PCNT_SHIFT) & RT2860_REG_TX0Q_PCNT_MASK) == 0)
6008 break;
6009
6010 DELAY(1);
6011 }
6012
6013 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
6014 }
6015
6016 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) != 0)
6017 {
6018 sc->tx_queue_not_empty[1]++;
6019
6020 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf4000a);
6021
6022 for (ntries = 0; ntries < 10; ntries++)
6023 {
6024 tmp = rt2860_io_mac_read(sc, RT2860_REG_PBF_TXRXQ_PCNT);
6025 if (((tmp >> RT2860_REG_TX1Q_PCNT_SHIFT) & RT2860_REG_TX1Q_PCNT_MASK) == 0)
6026 break;
6027
6028 DELAY(1);
6029 }
6030
6031 rt2860_io_mac_write(sc, RT2860_REG_PBF_CFG, 0xf40006);
6032 }
6033 }
6034
6035 /*
6036 * rt2860_drain_fifo_stats
6037 */
6038 static void rt2860_drain_fifo_stats(struct rt2860_softc *sc)
6039 {
6040 struct ifnet *ifp;
6041 uint32_t stats;
6042 uint8_t wcid, mcs, pid;
6043 int ok, agg, retrycnt;
6044
6045 ifp = sc->ifp;
6046
6047 /* drain Tx status FIFO (maxsize = 16) */
6048
6049 while ((stats = rt2860_io_mac_read(sc, RT2860_REG_TX_STA_FIFO)) &
6050 RT2860_REG_TX_STA_FIFO_VALID)
6051 {
6052 wcid = (stats >> RT2860_REG_TX_STA_FIFO_WCID_SHIFT) &
6053 RT2860_REG_TX_STA_FIFO_WCID_MASK;
6054
6055 /* if no ACK was requested, no feedback is available */
6056
6057 if (!(stats & RT2860_REG_TX_STA_FIFO_ACK_REQ) || wcid == RT2860_WCID_RESERVED)
6058 continue;
6059
6060 /* update AMRR statistic */
6061
6062 ok = (stats & RT2860_REG_TX_STA_FIFO_TX_OK) ? 1 : 0;
6063 agg = (stats & RT2860_REG_TX_STA_FIFO_AGG) ? 1 : 0;
6064 mcs = (stats >> RT2860_REG_TX_STA_FIFO_MCS_SHIFT) &
6065 RT2860_REG_TX_STA_FIFO_MCS_MASK;
6066 pid = (stats >> RT2860_REG_TX_STA_FIFO_PID_SHIFT) &
6067 RT2860_REG_TX_STA_FIFO_PID_MASK;
6068 retrycnt = (mcs < 0xf) ? (pid - mcs - 1) : 0;
6069
6070 RT2860_DPRINTF(sc, RT2860_DEBUG_STATS,
6071 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
6072 device_get_nameunit(sc->dev),
6073 wcid, ok, agg, mcs, pid, retrycnt);
6074
6075 rt2860_amrr_tx_complete(&sc->amrr_node[wcid], ok, retrycnt);
6076
6077 if (!ok)
6078 ifp->if_oerrors++;
6079 }
6080 }
6081
6082 /*
6083 * rt2860_update_raw_counters
6084 */
6085 static void rt2860_update_raw_counters(struct rt2860_softc *sc)
6086 {
6087 uint32_t tmp;
6088
6089 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT);
6090
6091 sc->tx_nonagg += tmp & 0xffff;
6092 sc->tx_agg += tmp >> 16;
6093
6094 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT0);
6095
6096 sc->tx_ampdu += (tmp & 0xffff) / 1 + (tmp >> 16) / 2;
6097
6098 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT1);
6099
6100 sc->tx_ampdu += (tmp & 0xffff) / 3 + (tmp >> 16) / 4;
6101
6102 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT2);
6103
6104 sc->tx_ampdu += (tmp & 0xffff) / 5 + (tmp >> 16) / 6;
6105
6106 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT3);
6107
6108 sc->tx_ampdu += (tmp & 0xffff) / 7 + (tmp >> 16) / 8;
6109
6110 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT4);
6111
6112 sc->tx_ampdu += (tmp & 0xffff) / 9 + (tmp >> 16) / 10;
6113
6114 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT5);
6115
6116 sc->tx_ampdu += (tmp & 0xffff) / 11 + (tmp >> 16) / 12;
6117
6118 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT6);
6119
6120 sc->tx_ampdu += (tmp & 0xffff) / 13 + (tmp >> 16) / 14;
6121
6122 tmp = rt2860_io_mac_read(sc, RT2860_REG_TX_AGG_CNT7);
6123
6124 sc->tx_ampdu += (tmp & 0xffff) / 15 + (tmp >> 16) / 16;
6125
6126 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT0);
6127
6128 sc->rx_crc_errors += tmp & 0xffff;
6129 sc->rx_phy_errors += tmp >> 16;
6130
6131 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT1);
6132
6133 sc->rx_false_ccas += tmp & 0xffff;
6134 sc->rx_plcp_errors += tmp >> 16;
6135
6136 tmp = rt2860_io_mac_read(sc, RT2860_REG_RX_STA_CNT2);
6137
6138 sc->rx_dup_packets += tmp & 0xffff;
6139 sc->rx_fifo_overflows += tmp >> 16;
6140
6141 tmp = rt2860_io_mac_read(sc, RT2860_REG_TXRX_MPDU_DEN_CNT);
6142
6143 sc->tx_mpdu_zero_density += tmp & 0xffff;
6144 sc->rx_mpdu_zero_density += tmp >> 16;
6145 }
6146
6147 /*
6148 * rt2860_intr_enable
6149 */
6150 static void rt2860_intr_enable(struct rt2860_softc *sc, uint32_t intr_mask)
6151 {
6152 uint32_t tmp;
6153
6154 sc->intr_disable_mask &= ~intr_mask;
6155
6156 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6157
6158 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6159 }
6160
6161 /*
6162 * rt2860_intr_disable
6163 */
6164 static void rt2860_intr_disable(struct rt2860_softc *sc, uint32_t intr_mask)
6165 {
6166 uint32_t tmp;
6167
6168 sc->intr_disable_mask |= intr_mask;
6169
6170 tmp = sc->intr_enable_mask & ~sc->intr_disable_mask;
6171
6172 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_INT_MASK, tmp);
6173 }
6174
6175 /*
6176 * rt2860_txrx_enable
6177 */
6178 static int rt2860_txrx_enable(struct rt2860_softc *sc)
6179 {
6180 struct ieee80211com *ic;
6181 struct ifnet *ifp;
6182 uint32_t tmp;
6183 int ntries;
6184
6185 ifp = sc->ifp;
6186 ic = ifp->if_l2com;
6187
6188 /* enable Tx/Rx DMA engine */
6189
6190 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL, RT2860_REG_TX_ENABLE);
6191
6192 for (ntries = 0; ntries < 200; ntries++)
6193 {
6194 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG);
6195 if (!(tmp & (RT2860_REG_TX_DMA_BUSY | RT2860_REG_RX_DMA_BUSY)))
6196 break;
6197
6198 DELAY(1000);
6199 }
6200
6201 if (ntries == 200)
6202 {
6203 printf("%s: timeout waiting for DMA engine\n",
6204 device_get_nameunit(sc->dev));
6205 return -1;
6206 }
6207
6208 DELAY(50);
6209
6210 tmp |= RT2860_REG_TX_WB_DDONE |
6211 RT2860_REG_RX_DMA_ENABLE |
6212 RT2860_REG_TX_DMA_ENABLE |
6213 (RT2860_REG_WPDMA_BT_SIZE64 << RT2860_REG_WPDMA_BT_SIZE_SHIFT);
6214
6215 rt2860_io_mac_write(sc, RT2860_REG_SCHDMA_WPDMA_GLO_CFG, tmp);
6216
6217 /* set Rx filter */
6218
6219 tmp = RT2860_REG_RX_FILTER_DROP_CRC_ERR |
6220 RT2860_REG_RX_FILTER_DROP_PHY_ERR;
6221
6222 if (ic->ic_opmode != IEEE80211_M_MONITOR)
6223 {
6224 tmp |= RT2860_REG_RX_FILTER_DROP_DUPL |
6225 RT2860_REG_RX_FILTER_DROP_CTS |
6226 RT2860_REG_RX_FILTER_DROP_BA |
6227 RT2860_REG_RX_FILTER_DROP_ACK |
6228 RT2860_REG_RX_FILTER_DROP_VER_ERR |
6229 RT2860_REG_RX_FILTER_DROP_CTRL_RSV |
6230 RT2860_REG_RX_FILTER_DROP_CFACK |
6231 RT2860_REG_RX_FILTER_DROP_CFEND;
6232
6233 if (ic->ic_opmode == IEEE80211_M_STA)
6234 tmp |= RT2860_REG_RX_FILTER_DROP_RTS |
6235 RT2860_REG_RX_FILTER_DROP_PSPOLL;
6236
6237 if (!(ifp->if_flags & IFF_PROMISC))
6238 tmp |= RT2860_REG_RX_FILTER_DROP_UC_NOME;
6239 }
6240
6241 rt2860_io_mac_write(sc, RT2860_REG_RX_FILTER_CFG, tmp);
6242
6243 rt2860_io_mac_write(sc, RT2860_REG_SYS_CTRL,
6244 RT2860_REG_RX_ENABLE | RT2860_REG_TX_ENABLE);
6245
6246 return 0;
6247 }
6248
6249 /*
6250 * rt2860_alloc_rx_ring
6251 */
6252 static int rt2860_alloc_rx_ring(struct rt2860_softc *sc,
6253 struct rt2860_softc_rx_ring *ring)
6254 {
6255 struct rt2860_rxdesc *desc;
6256 struct rt2860_softc_rx_data *data;
6257 bus_dma_segment_t segs[1];
6258 int i, nsegs, error;
6259
6260 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6261 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6262 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc), 1,
6263 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6264 0, NULL, NULL, &ring->desc_dma_tag);
6265 if (error != 0)
6266 {
6267 printf("%s: could not create Rx desc DMA tag\n",
6268 device_get_nameunit(sc->dev));
6269 goto fail;
6270 }
6271
6272 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6273 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6274 if (error != 0)
6275 {
6276 printf("%s: could not allocate Rx desc DMA memory\n",
6277 device_get_nameunit(sc->dev));
6278 goto fail;
6279 }
6280
6281 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6282 ring->desc,
6283 RT2860_SOFTC_RX_RING_DATA_COUNT * sizeof(struct rt2860_rxdesc),
6284 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6285 if (error != 0)
6286 {
6287 printf("%s: could not load Rx desc DMA map\n",
6288 device_get_nameunit(sc->dev));
6289 goto fail;
6290 }
6291
6292 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6293 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6294 MJUMPAGESIZE, 1, MJUMPAGESIZE, 0, NULL, NULL,
6295 &ring->data_dma_tag);
6296 if (error != 0)
6297 {
6298 printf("%s: could not create Rx data DMA tag\n",
6299 device_get_nameunit(sc->dev));
6300 goto fail;
6301 }
6302
6303 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6304 {
6305 desc = &ring->desc[i];
6306 data = &ring->data[i];
6307
6308 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6309 if (error != 0)
6310 {
6311 printf("%s: could not create Rx data DMA map\n",
6312 device_get_nameunit(sc->dev));
6313 goto fail;
6314 }
6315
6316 data->m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, MJUMPAGESIZE);
6317 if (data->m == NULL)
6318 {
6319 printf("%s: could not allocate Rx mbuf\n",
6320 device_get_nameunit(sc->dev));
6321 error = ENOMEM;
6322 goto fail;
6323 }
6324
6325 data->m->m_len = data->m->m_pkthdr.len = MJUMPAGESIZE;
6326
6327 error = bus_dmamap_load_mbuf_sg(ring->data_dma_tag, data->dma_map,
6328 data->m, segs, &nsegs, BUS_DMA_NOWAIT);
6329 if (error != 0)
6330 {
6331 printf("%s: could not load Rx mbuf DMA map\n",
6332 device_get_nameunit(sc->dev));
6333 goto fail;
6334 }
6335
6336 KASSERT(nsegs == 1, ("%s: too many DMA segments",
6337 device_get_nameunit(sc->dev)));
6338
6339 desc->sdp0 = htole32(segs[0].ds_addr);
6340 desc->sdl0 = htole16(MJUMPAGESIZE);
6341 }
6342
6343 error = bus_dmamap_create(ring->data_dma_tag, 0, &ring->spare_dma_map);
6344 if (error != 0)
6345 {
6346 printf("%s: could not create Rx spare DMA map\n",
6347 device_get_nameunit(sc->dev));
6348 goto fail;
6349 }
6350
6351 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6352 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6353
6354 return 0;
6355
6356 fail:
6357
6358 rt2860_free_rx_ring(sc, ring);
6359
6360 return error;
6361 }
6362
6363 /*
6364 * rt2860_reset_rx_ring
6365 */
6366 static void rt2860_reset_rx_ring(struct rt2860_softc *sc,
6367 struct rt2860_softc_rx_ring *ring)
6368 {
6369 struct rt2860_rxdesc *desc;
6370 int i;
6371
6372 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6373 {
6374 desc = &ring->desc[i];
6375
6376 desc->sdl0 &= ~htole16(RT2860_RXDESC_SDL0_DDONE);
6377 }
6378
6379 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6380 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
6381
6382 ring->cur = 0;
6383 }
6384
6385 /*
6386 * rt2860_free_rx_ring
6387 */
6388 static void rt2860_free_rx_ring(struct rt2860_softc *sc,
6389 struct rt2860_softc_rx_ring *ring)
6390 {
6391 struct rt2860_softc_rx_data *data;
6392 int i;
6393
6394 if (ring->desc != NULL)
6395 {
6396 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6397 BUS_DMASYNC_POSTWRITE);
6398 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6399 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6400 ring->desc_dma_map);
6401 }
6402
6403 if (ring->desc_dma_tag != NULL)
6404 bus_dma_tag_destroy(ring->desc_dma_tag);
6405
6406 for (i = 0; i < RT2860_SOFTC_RX_RING_DATA_COUNT; i++)
6407 {
6408 data = &ring->data[i];
6409
6410 if (data->m != NULL)
6411 {
6412 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6413 BUS_DMASYNC_POSTREAD);
6414 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6415 m_freem(data->m);
6416 }
6417
6418 if (data->dma_map != NULL)
6419 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6420 }
6421
6422 if (ring->spare_dma_map != NULL)
6423 bus_dmamap_destroy(ring->data_dma_tag, ring->spare_dma_map);
6424
6425 if (ring->data_dma_tag != NULL)
6426 bus_dma_tag_destroy(ring->data_dma_tag);
6427 }
6428
6429 /*
6430 * rt2860_alloc_tx_ring
6431 */
6432 static int rt2860_alloc_tx_ring(struct rt2860_softc *sc,
6433 struct rt2860_softc_tx_ring *ring, int qid)
6434 {
6435 struct rt2860_softc_tx_data *data;
6436 int error, i;
6437
6438 mtx_init(&ring->lock, device_get_nameunit(sc->dev), NULL, MTX_DEF);
6439
6440 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6441 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6442 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc), 1,
6443 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6444 0, NULL, NULL, &ring->desc_dma_tag);
6445 if (error != 0)
6446 {
6447 printf("%s: could not create Tx desc DMA tag\n",
6448 device_get_nameunit(sc->dev));
6449 goto fail;
6450 }
6451
6452 error = bus_dmamem_alloc(ring->desc_dma_tag, (void **) &ring->desc,
6453 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_dma_map);
6454 if (error != 0)
6455 {
6456 printf("%s: could not allocate Tx desc DMA memory\n",
6457 device_get_nameunit(sc->dev));
6458 goto fail;
6459 }
6460
6461 error = bus_dmamap_load(ring->desc_dma_tag, ring->desc_dma_map,
6462 ring->desc,
6463 RT2860_SOFTC_TX_RING_DESC_COUNT * sizeof(struct rt2860_txdesc),
6464 rt2860_dma_map_addr, &ring->desc_phys_addr, 0);
6465 if (error != 0)
6466 {
6467 printf("%s: could not load Tx desc DMA map\n",
6468 device_get_nameunit(sc->dev));
6469 goto fail;
6470 }
6471
6472 ring->desc_queued = 0;
6473 ring->desc_cur = 0;
6474 ring->desc_next = 0;
6475
6476 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6477 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6478 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE, 1,
6479 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6480 0, NULL, NULL, &ring->seg0_dma_tag);
6481 if (error != 0)
6482 {
6483 printf("%s: could not create Tx seg0 DMA tag\n",
6484 device_get_nameunit(sc->dev));
6485 goto fail;
6486 }
6487
6488 error = bus_dmamem_alloc(ring->seg0_dma_tag, (void **) &ring->seg0,
6489 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->seg0_dma_map);
6490 if (error != 0)
6491 {
6492 printf("%s: could not allocate Tx seg0 DMA memory\n",
6493 device_get_nameunit(sc->dev));
6494 goto fail;
6495 }
6496
6497 error = bus_dmamap_load(ring->seg0_dma_tag, ring->seg0_dma_map,
6498 ring->seg0,
6499 RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_TX_DATA_SEG0_SIZE,
6500 rt2860_dma_map_addr, &ring->seg0_phys_addr, 0);
6501 if (error != 0)
6502 {
6503 printf("%s: could not load Tx seg0 DMA map\n",
6504 device_get_nameunit(sc->dev));
6505 goto fail;
6506 }
6507
6508 error = bus_dma_tag_create(bus_get_dma_tag(sc->dev), PAGE_SIZE, 0,
6509 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
6510 MJUMPAGESIZE, RT2860_SOFTC_MAX_SCATTER, MJUMPAGESIZE, 0, NULL, NULL,
6511 &ring->data_dma_tag);
6512 if (error != 0)
6513 {
6514 printf("%s: could not create Tx data DMA tag\n",
6515 device_get_nameunit(sc->dev));
6516 goto fail;
6517 }
6518
6519 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6520 {
6521 data = &ring->data[i];
6522
6523 error = bus_dmamap_create(ring->data_dma_tag, 0, &data->dma_map);
6524 if (error != 0)
6525 {
6526 printf("%s: could not create Tx data DMA map\n",
6527 device_get_nameunit(sc->dev));
6528 goto fail;
6529 }
6530 }
6531
6532 ring->data_queued = 0;
6533 ring->data_cur = 0;
6534 ring->data_next = 0;
6535
6536 ring->qid = qid;
6537
6538 return 0;
6539
6540 fail:
6541
6542 rt2860_free_tx_ring(sc, ring);
6543
6544 return error;
6545 }
6546
6547 /*
6548 * rt2860_reset_tx_ring
6549 */
6550 static void rt2860_reset_tx_ring(struct rt2860_softc *sc,
6551 struct rt2860_softc_tx_ring *ring)
6552 {
6553 struct rt2860_softc_tx_data *data;
6554 struct rt2860_txdesc *desc;
6555 int i;
6556
6557 for (i = 0; i < RT2860_SOFTC_TX_RING_DESC_COUNT; i++)
6558 {
6559 desc = &ring->desc[i];
6560
6561 desc->sdl0 = 0;
6562 desc->sdl1 = 0;
6563 }
6564
6565 ring->desc_queued = 0;
6566 ring->desc_cur = 0;
6567 ring->desc_next = 0;
6568
6569 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6570 BUS_DMASYNC_PREWRITE);
6571
6572 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6573 BUS_DMASYNC_PREWRITE);
6574
6575 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6576 {
6577 data = &ring->data[i];
6578
6579 if (data->m != NULL)
6580 {
6581 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6582 BUS_DMASYNC_POSTWRITE);
6583 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6584 m_freem(data->m);
6585 data->m = NULL;
6586 }
6587
6588 if (data->ni != NULL)
6589 {
6590 ieee80211_free_node(data->ni);
6591 data->ni = NULL;
6592 }
6593 }
6594
6595 ring->data_queued = 0;
6596 ring->data_cur = 0;
6597 ring->data_next = 0;
6598 }
6599
6600 /*
6601 * rt2860_free_tx_ring
6602 */
6603 static void rt2860_free_tx_ring(struct rt2860_softc *sc,
6604 struct rt2860_softc_tx_ring *ring)
6605 {
6606 struct rt2860_softc_tx_data *data;
6607 int i;
6608
6609 if (ring->desc != NULL)
6610 {
6611 bus_dmamap_sync(ring->desc_dma_tag, ring->desc_dma_map,
6612 BUS_DMASYNC_POSTWRITE);
6613 bus_dmamap_unload(ring->desc_dma_tag, ring->desc_dma_map);
6614 bus_dmamem_free(ring->desc_dma_tag, ring->desc,
6615 ring->desc_dma_map);
6616 }
6617
6618 if (ring->desc_dma_tag != NULL)
6619 bus_dma_tag_destroy(ring->desc_dma_tag);
6620
6621 if (ring->seg0 != NULL)
6622 {
6623 bus_dmamap_sync(ring->seg0_dma_tag, ring->seg0_dma_map,
6624 BUS_DMASYNC_POSTWRITE);
6625 bus_dmamap_unload(ring->seg0_dma_tag, ring->seg0_dma_map);
6626 bus_dmamem_free(ring->seg0_dma_tag, ring->seg0,
6627 ring->seg0_dma_map);
6628 }
6629
6630 if (ring->seg0_dma_tag != NULL)
6631 bus_dma_tag_destroy(ring->seg0_dma_tag);
6632
6633 for (i = 0; i < RT2860_SOFTC_TX_RING_DATA_COUNT; i++)
6634 {
6635 data = &ring->data[i];
6636
6637 if (data->m != NULL)
6638 {
6639 bus_dmamap_sync(ring->data_dma_tag, data->dma_map,
6640 BUS_DMASYNC_POSTWRITE);
6641 bus_dmamap_unload(ring->data_dma_tag, data->dma_map);
6642 m_freem(data->m);
6643 }
6644
6645 if (data->ni != NULL)
6646 ieee80211_free_node(data->ni);
6647
6648 if (data->dma_map != NULL)
6649 bus_dmamap_destroy(ring->data_dma_tag, data->dma_map);
6650 }
6651
6652 if (ring->data_dma_tag != NULL)
6653 bus_dma_tag_destroy(ring->data_dma_tag);
6654
6655 mtx_destroy(&ring->lock);
6656 }
6657
6658 /*
6659 * rt2860_dma_map_addr
6660 */
6661 static void rt2860_dma_map_addr(void *arg, bus_dma_segment_t *segs,
6662 int nseg, int error)
6663 {
6664 if (error != 0)
6665 return;
6666
6667 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
6668
6669 *(bus_addr_t *) arg = segs[0].ds_addr;
6670 }
6671
6672 /*
6673 * rt2860_sysctl_attach
6674 */
6675 static void rt2860_sysctl_attach(struct rt2860_softc *sc)
6676 {
6677 struct sysctl_ctx_list *ctx;
6678 struct sysctl_oid *tree;
6679 struct sysctl_oid *stats;
6680
6681 ctx = device_get_sysctl_ctx(sc->dev);
6682 tree = device_get_sysctl_tree(sc->dev);
6683
6684 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
6685 "tx_stbc", CTLFLAG_RW, &sc->tx_stbc, 0,
6686 "Tx STBC");
6687
6688 /* statistic counters */
6689
6690 stats = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
6691 "stats", CTLFLAG_RD, 0, "statistic");
6692
6693 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6694 "interrupts", CTLFLAG_RD, &sc->interrupts, 0,
6695 "all interrupts");
6696
6697 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6698 "tx_coherent_interrupts", CTLFLAG_RD, &sc->tx_coherent_interrupts, 0,
6699 "Tx coherent interrupts");
6700
6701 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6702 "rx_coherent_interrupts", CTLFLAG_RD, &sc->rx_coherent_interrupts, 0,
6703 "Rx coherent interrupts");
6704
6705 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6706 "txrx_coherent_interrupts", CTLFLAG_RD, &sc->txrx_coherent_interrupts, 0,
6707 "Tx/Rx coherent interrupts");
6708
6709 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6710 "fifo_sta_full_interrupts", CTLFLAG_RD, &sc->fifo_sta_full_interrupts, 0,
6711 "FIFO statistic full interrupts");
6712
6713 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6714 "rx_interrupts", CTLFLAG_RD, &sc->rx_interrupts, 0,
6715 "Rx interrupts");
6716
6717 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6718 "rx_delay_interrupts", CTLFLAG_RD, &sc->rx_delay_interrupts, 0,
6719 "Rx delay interrupts");
6720
6721 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6722 "tx_mgmt_interrupts", CTLFLAG_RD, &sc->tx_interrupts[5], 0,
6723 "Tx MGMT interrupts");
6724
6725 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6726 "tx_hcca_interrupts", CTLFLAG_RD, &sc->tx_interrupts[4], 0,
6727 "Tx HCCA interrupts");
6728
6729 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6730 "tx_ac3_interrupts", CTLFLAG_RD, &sc->tx_interrupts[3], 0,
6731 "Tx AC3 interrupts");
6732
6733 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6734 "tx_ac2_interrupts", CTLFLAG_RD, &sc->tx_interrupts[2], 0,
6735 "Tx AC2 interrupts");
6736
6737 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6738 "tx_ac1_interrupts", CTLFLAG_RD, &sc->tx_interrupts[1], 0,
6739 "Tx AC1 interrupts");
6740
6741 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6742 "tx_ac0_interrupts", CTLFLAG_RD, &sc->tx_interrupts[0], 0,
6743 "Tx AC0 interrupts");
6744
6745 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6746 "tx_delay_interrupts", CTLFLAG_RD, &sc->tx_delay_interrupts, 0,
6747 "Tx delay interrupts");
6748
6749 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6750 "pre_tbtt_interrupts", CTLFLAG_RD, &sc->pre_tbtt_interrupts, 0,
6751 "Pre-TBTT interrupts");
6752
6753 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6754 "tbtt_interrupts", CTLFLAG_RD, &sc->tbtt_interrupts, 0,
6755 "TBTT interrupts");
6756
6757 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6758 "mcu_cmd_interrupts", CTLFLAG_RD, &sc->mcu_cmd_interrupts, 0,
6759 "MCU command interrupts");
6760
6761 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6762 "auto_wakeup_interrupts", CTLFLAG_RD, &sc->auto_wakeup_interrupts, 0,
6763 "auto wakeup interrupts");
6764
6765 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6766 "gp_timer_interrupts", CTLFLAG_RD, &sc->gp_timer_interrupts, 0,
6767 "GP timer interrupts");
6768
6769 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6770 "tx_mgmt_desc_queued", CTLFLAG_RD, &sc->tx_ring[5].desc_queued, 0,
6771 "Tx MGMT descriptors queued");
6772
6773 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6774 "tx_mgmt_data_queued", CTLFLAG_RD, &sc->tx_ring[5].data_queued, 0,
6775 "Tx MGMT data queued");
6776
6777 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6778 "tx_hcca_desc_queued", CTLFLAG_RD, &sc->tx_ring[4].desc_queued, 0,
6779 "Tx HCCA descriptors queued");
6780
6781 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6782 "tx_hcca_data_queued", CTLFLAG_RD, &sc->tx_ring[4].data_queued, 0,
6783 "Tx HCCA data queued");
6784
6785 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6786 "tx_ac3_desc_queued", CTLFLAG_RD, &sc->tx_ring[3].desc_queued, 0,
6787 "Tx AC3 descriptors queued");
6788
6789 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6790 "tx_ac3_data_queued", CTLFLAG_RD, &sc->tx_ring[3].data_queued, 0,
6791 "Tx AC3 data queued");
6792
6793 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6794 "tx_ac2_desc_queued", CTLFLAG_RD, &sc->tx_ring[2].desc_queued, 0,
6795 "Tx AC2 descriptors queued");
6796
6797 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6798 "tx_ac2_data_queued", CTLFLAG_RD, &sc->tx_ring[2].data_queued, 0,
6799 "Tx AC2 data queued");
6800
6801 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6802 "tx_ac1_desc_queued", CTLFLAG_RD, &sc->tx_ring[1].desc_queued, 0,
6803 "Tx AC1 descriptors queued");
6804
6805 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6806 "tx_ac1_data_queued", CTLFLAG_RD, &sc->tx_ring[1].data_queued, 0,
6807 "Tx AC1 data queued");
6808
6809 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6810 "tx_ac0_desc_queued", CTLFLAG_RD, &sc->tx_ring[0].desc_queued, 0,
6811 "Tx AC0 descriptors queued");
6812
6813 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6814 "tx_ac0_data_queued", CTLFLAG_RD, &sc->tx_ring[0].data_queued, 0,
6815 "Tx AC0 data queued");
6816
6817 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6818 "tx_mgmt_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[5], 0,
6819 "Tx MGMT data queue full");
6820
6821 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6822 "tx_hcca_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[4], 0,
6823 "Tx HCCA data queue full");
6824
6825 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6826 "tx_ac3_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[3], 0,
6827 "Tx AC3 data queue full");
6828
6829 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6830 "tx_ac2_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[2], 0,
6831 "Tx AC2 data queue full");
6832
6833 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6834 "tx_ac1_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[1], 0,
6835 "Tx AC1 data queue full");
6836
6837 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6838 "tx_ac0_data_queue_full", CTLFLAG_RD, &sc->tx_data_queue_full[0], 0,
6839 "Tx AC0 data queue full");
6840
6841 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6842 "tx_watchdog_timeouts", CTLFLAG_RD, &sc->tx_watchdog_timeouts, 0,
6843 "Tx watchdog timeouts");
6844
6845 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6846 "tx_defrag_packets", CTLFLAG_RD, &sc->tx_defrag_packets, 0,
6847 "Tx defragmented packets");
6848
6849 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6850 "no_tx_desc_avail", CTLFLAG_RD, &sc->no_tx_desc_avail, 0,
6851 "no Tx descriptors available");
6852
6853 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6854 "rx_mbuf_alloc_errors", CTLFLAG_RD, &sc->rx_mbuf_alloc_errors, 0,
6855 "Rx mbuf allocation errors");
6856
6857 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6858 "rx_mbuf_dmamap_errors", CTLFLAG_RD, &sc->rx_mbuf_dmamap_errors, 0,
6859 "Rx mbuf DMA mapping errors");
6860
6861 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6862 "tx_queue_0_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[0], 0,
6863 "Tx queue 0 not empty");
6864
6865 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6866 "tx_queue_1_not_empty", CTLFLAG_RD, &sc->tx_queue_not_empty[1], 0,
6867 "Tx queue 1 not empty");
6868
6869 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6870 "tx_beacons", CTLFLAG_RD, &sc->tx_beacons, 0,
6871 "Tx beacons");
6872
6873 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6874 "tx_noretryok", CTLFLAG_RD, &sc->tx_noretryok, 0,
6875 "Tx successfull without retries");
6876
6877 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6878 "tx_retryok", CTLFLAG_RD, &sc->tx_retryok, 0,
6879 "Tx successfull with retries");
6880
6881 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6882 "tx_failed", CTLFLAG_RD, &sc->tx_failed, 0,
6883 "Tx failed");
6884
6885 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6886 "tx_underflows", CTLFLAG_RD, &sc->tx_underflows, 0,
6887 "Tx underflows");
6888
6889 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6890 "tx_zerolen", CTLFLAG_RD, &sc->tx_zerolen, 0,
6891 "Tx zero length");
6892
6893 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6894 "tx_nonagg", CTLFLAG_RD, &sc->tx_nonagg, 0,
6895 "Tx non-aggregated");
6896
6897 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6898 "tx_agg", CTLFLAG_RD, &sc->tx_agg, 0,
6899 "Tx aggregated");
6900
6901 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6902 "tx_ampdu", CTLFLAG_RD, &sc->tx_ampdu, 0,
6903 "Tx A-MPDU");
6904
6905 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6906 "tx_mpdu_zero_density", CTLFLAG_RD, &sc->tx_mpdu_zero_density, 0,
6907 "Tx MPDU with zero density");
6908
6909 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6910 "tx_ampdu_sessions", CTLFLAG_RD, &sc->tx_ampdu_sessions, 0,
6911 "Tx A-MPDU sessions");
6912
6913 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6914 "rx_packets", CTLFLAG_RD, &sc->rx_packets, 0,
6915 "Rx packets");
6916
6917 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6918 "rx_ampdu", CTLFLAG_RD, &sc->rx_ampdu, 0,
6919 "Rx A-MPDU");
6920
6921 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6922 "rx_mpdu_zero_density", CTLFLAG_RD, &sc->rx_mpdu_zero_density, 0,
6923 "Rx MPDU with zero density");
6924
6925 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6926 "rx_amsdu", CTLFLAG_RD, &sc->rx_amsdu, 0,
6927 "Rx A-MSDU");
6928
6929 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6930 "rx_crc_errors", CTLFLAG_RD, &sc->rx_crc_errors, 0,
6931 "Rx CRC errors");
6932
6933 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6934 "rx_phy_errors", CTLFLAG_RD, &sc->rx_phy_errors, 0,
6935 "Rx PHY errors");
6936
6937 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6938 "rx_false_ccas", CTLFLAG_RD, &sc->rx_false_ccas, 0,
6939 "Rx false CCAs");
6940
6941 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6942 "rx_plcp_errors", CTLFLAG_RD, &sc->rx_plcp_errors, 0,
6943 "Rx PLCP errors");
6944
6945 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6946 "rx_dup_packets", CTLFLAG_RD, &sc->rx_dup_packets, 0,
6947 "Rx duplicate packets");
6948
6949 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6950 "rx_fifo_overflows", CTLFLAG_RD, &sc->rx_fifo_overflows, 0,
6951 "Rx FIFO overflows");
6952
6953 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6954 "rx_cipher_no_errors", CTLFLAG_RD, &sc->rx_cipher_no_errors, 0,
6955 "Rx cipher no errors");
6956
6957 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6958 "rx_cipher_icv_errors", CTLFLAG_RD, &sc->rx_cipher_icv_errors, 0,
6959 "Rx cipher ICV errors");
6960
6961 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6962 "rx_cipher_mic_errors", CTLFLAG_RD, &sc->rx_cipher_mic_errors, 0,
6963 "Rx cipher MIC errors");
6964
6965 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(stats), OID_AUTO,
6966 "rx_cipher_invalid_key_errors", CTLFLAG_RD, &sc->rx_cipher_invalid_key_errors, 0,
6967 "Rx cipher invalid key errors");
6968 }
6969
6970 static device_method_t rt2860_dev_methods[] =
6971 {
6972 DEVMETHOD(device_probe, rt2860_probe),
6973 DEVMETHOD(device_attach, rt2860_attach),
6974 DEVMETHOD(device_detach, rt2860_detach),
6975 DEVMETHOD(device_shutdown, rt2860_shutdown),
6976 DEVMETHOD(device_suspend, rt2860_suspend),
6977 DEVMETHOD(device_resume, rt2860_resume),
6978 { 0, 0 }
6979 };
6980
6981 static driver_t rt2860_driver =
6982 {
6983 "rt2860",
6984 rt2860_dev_methods,
6985 sizeof(struct rt2860_softc)
6986 };
6987
6988 static devclass_t rt2860_dev_class;
6989
6990 DRIVER_MODULE(rt2860, pci, rt2860_driver, rt2860_dev_class, 0, 0);
6991
6992 MODULE_DEPEND(rt2860, pci, 1, 1, 1);
6993 MODULE_DEPEND(rt2860, wlan, 1, 1, 1);
FreeBSD 8 device driver for Ralink rt2860