1 /*-
2 * Copyright (c) 2008,2010 Damien Bergamini <damien.bergamini@free.fr>
3 * ported to FreeBSD by Akinori Furukoshi <moonlightakkiy@yahoo.ca>
4 * USB Consulting, Hans Petter Selasky <hselasky@freebsd.org>
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 <sys/cdefs.h>
20 __FBSDID("$FreeBSD: releng/8.4/sys/dev/usb/wlan/if_run.c 236667 2012-06-06 07:46:14Z marius $");
21
22 /*-
23 * Ralink Technology RT2700U/RT2800U/RT3000U chipset driver.
24 * http://www.ralinktech.com/
25 */
26
27 #include <sys/param.h>
28 #include <sys/sockio.h>
29 #include <sys/sysctl.h>
30 #include <sys/lock.h>
31 #include <sys/mutex.h>
32 #include <sys/mbuf.h>
33 #include <sys/kernel.h>
34 #include <sys/socket.h>
35 #include <sys/systm.h>
36 #include <sys/malloc.h>
37 #include <sys/module.h>
38 #include <sys/bus.h>
39 #include <sys/endian.h>
40 #include <sys/linker.h>
41 #include <sys/firmware.h>
42 #include <sys/kdb.h>
43
44 #include <machine/bus.h>
45 #include <machine/resource.h>
46 #include <sys/rman.h>
47
48 #include <net/bpf.h>
49 #include <net/if.h>
50 #include <net/if_arp.h>
51 #include <net/ethernet.h>
52 #include <net/if_dl.h>
53 #include <net/if_media.h>
54 #include <net/if_types.h>
55
56 #include <netinet/in.h>
57 #include <netinet/in_systm.h>
58 #include <netinet/in_var.h>
59 #include <netinet/if_ether.h>
60 #include <netinet/ip.h>
61
62 #include <net80211/ieee80211_var.h>
63 #include <net80211/ieee80211_regdomain.h>
64 #include <net80211/ieee80211_radiotap.h>
65 #include <net80211/ieee80211_ratectl.h>
66
67 #include <dev/usb/usb.h>
68 #include <dev/usb/usbdi.h>
69 #include "usbdevs.h"
70
71 #define USB_DEBUG_VAR run_debug
72 #include <dev/usb/usb_debug.h>
73
74 #include "if_runreg.h"
75 #include "if_runvar.h"
76
77 #define N(_a) ((int)(sizeof((_a)) / sizeof((_a)[0])))
78
79 #ifdef USB_DEBUG
80 #define RUN_DEBUG
81 #endif
82
83 #ifdef RUN_DEBUG
84 int run_debug = 0;
85 SYSCTL_NODE(_hw_usb, OID_AUTO, run, CTLFLAG_RW, 0, "USB run");
86 SYSCTL_INT(_hw_usb_run, OID_AUTO, debug, CTLFLAG_RW, &run_debug, 0,
87 "run debug level");
88 #endif
89
90 #define IEEE80211_HAS_ADDR4(wh) \
91 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
92
93 /*
94 * Because of LOR in run_key_delete(), use atomic instead.
95 * '& RUN_CMDQ_MASQ' is to loop cmdq[].
96 */
97 #define RUN_CMDQ_GET(c) (atomic_fetchadd_32((c), 1) & RUN_CMDQ_MASQ)
98
99 static const STRUCT_USB_HOST_ID run_devs[] = {
100 #define RUN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) }
101 RUN_DEV(ABOCOM, RT2770),
102 RUN_DEV(ABOCOM, RT2870),
103 RUN_DEV(ABOCOM, RT3070),
104 RUN_DEV(ABOCOM, RT3071),
105 RUN_DEV(ABOCOM, RT3072),
106 RUN_DEV(ABOCOM2, RT2870_1),
107 RUN_DEV(ACCTON, RT2770),
108 RUN_DEV(ACCTON, RT2870_1),
109 RUN_DEV(ACCTON, RT2870_2),
110 RUN_DEV(ACCTON, RT2870_3),
111 RUN_DEV(ACCTON, RT2870_4),
112 RUN_DEV(ACCTON, RT2870_5),
113 RUN_DEV(ACCTON, RT3070),
114 RUN_DEV(ACCTON, RT3070_1),
115 RUN_DEV(ACCTON, RT3070_2),
116 RUN_DEV(ACCTON, RT3070_3),
117 RUN_DEV(ACCTON, RT3070_4),
118 RUN_DEV(ACCTON, RT3070_5),
119 RUN_DEV(AIRTIES, RT3070),
120 RUN_DEV(ALLWIN, RT2070),
121 RUN_DEV(ALLWIN, RT2770),
122 RUN_DEV(ALLWIN, RT2870),
123 RUN_DEV(ALLWIN, RT3070),
124 RUN_DEV(ALLWIN, RT3071),
125 RUN_DEV(ALLWIN, RT3072),
126 RUN_DEV(ALLWIN, RT3572),
127 RUN_DEV(AMIGO, RT2870_1),
128 RUN_DEV(AMIGO, RT2870_2),
129 RUN_DEV(AMIT, CGWLUSB2GNR),
130 RUN_DEV(AMIT, RT2870_1),
131 RUN_DEV(AMIT2, RT2870),
132 RUN_DEV(ASUS, RT2870_1),
133 RUN_DEV(ASUS, RT2870_2),
134 RUN_DEV(ASUS, RT2870_3),
135 RUN_DEV(ASUS, RT2870_4),
136 RUN_DEV(ASUS, RT2870_5),
137 RUN_DEV(ASUS, USBN13),
138 RUN_DEV(ASUS, RT3070_1),
139 RUN_DEV(ASUS2, USBN11),
140 RUN_DEV(AZUREWAVE, RT2870_1),
141 RUN_DEV(AZUREWAVE, RT2870_2),
142 RUN_DEV(AZUREWAVE, RT3070_1),
143 RUN_DEV(AZUREWAVE, RT3070_2),
144 RUN_DEV(AZUREWAVE, RT3070_3),
145 RUN_DEV(BELKIN, F5D8053V3),
146 RUN_DEV(BELKIN, F5D8055),
147 RUN_DEV(BELKIN, F5D8055V2),
148 RUN_DEV(BELKIN, F6D4050V1),
149 RUN_DEV(BELKIN, RT2870_1),
150 RUN_DEV(BELKIN, RT2870_2),
151 RUN_DEV(CISCOLINKSYS, AE1000),
152 RUN_DEV(CISCOLINKSYS2, RT3070),
153 RUN_DEV(CISCOLINKSYS3, RT3070),
154 RUN_DEV(CONCEPTRONIC2, RT2870_1),
155 RUN_DEV(CONCEPTRONIC2, RT2870_2),
156 RUN_DEV(CONCEPTRONIC2, RT2870_3),
157 RUN_DEV(CONCEPTRONIC2, RT2870_4),
158 RUN_DEV(CONCEPTRONIC2, RT2870_5),
159 RUN_DEV(CONCEPTRONIC2, RT2870_6),
160 RUN_DEV(CONCEPTRONIC2, RT2870_7),
161 RUN_DEV(CONCEPTRONIC2, RT2870_8),
162 RUN_DEV(CONCEPTRONIC2, RT3070_1),
163 RUN_DEV(CONCEPTRONIC2, RT3070_2),
164 RUN_DEV(CONCEPTRONIC2, VIGORN61),
165 RUN_DEV(COREGA, CGWLUSB300GNM),
166 RUN_DEV(COREGA, RT2870_1),
167 RUN_DEV(COREGA, RT2870_2),
168 RUN_DEV(COREGA, RT2870_3),
169 RUN_DEV(COREGA, RT3070),
170 RUN_DEV(CYBERTAN, RT2870),
171 RUN_DEV(DLINK, RT2870),
172 RUN_DEV(DLINK, RT3072),
173 RUN_DEV(DLINK2, DWA130),
174 RUN_DEV(DLINK2, RT2870_1),
175 RUN_DEV(DLINK2, RT2870_2),
176 RUN_DEV(DLINK2, RT3070_1),
177 RUN_DEV(DLINK2, RT3070_2),
178 RUN_DEV(DLINK2, RT3070_3),
179 RUN_DEV(DLINK2, RT3070_4),
180 RUN_DEV(DLINK2, RT3070_5),
181 RUN_DEV(DLINK2, RT3072),
182 RUN_DEV(DLINK2, RT3072_1),
183 RUN_DEV(EDIMAX, EW7717),
184 RUN_DEV(EDIMAX, EW7718),
185 RUN_DEV(EDIMAX, RT2870_1),
186 RUN_DEV(ENCORE, RT3070_1),
187 RUN_DEV(ENCORE, RT3070_2),
188 RUN_DEV(ENCORE, RT3070_3),
189 RUN_DEV(GIGABYTE, GNWB31N),
190 RUN_DEV(GIGABYTE, GNWB32L),
191 RUN_DEV(GIGABYTE, RT2870_1),
192 RUN_DEV(GIGASET, RT3070_1),
193 RUN_DEV(GIGASET, RT3070_2),
194 RUN_DEV(GUILLEMOT, HWNU300),
195 RUN_DEV(HAWKING, HWUN2),
196 RUN_DEV(HAWKING, RT2870_1),
197 RUN_DEV(HAWKING, RT2870_2),
198 RUN_DEV(HAWKING, RT3070),
199 RUN_DEV(IODATA, RT3072_1),
200 RUN_DEV(IODATA, RT3072_2),
201 RUN_DEV(IODATA, RT3072_3),
202 RUN_DEV(IODATA, RT3072_4),
203 RUN_DEV(LINKSYS4, RT3070),
204 RUN_DEV(LINKSYS4, WUSB100),
205 RUN_DEV(LINKSYS4, WUSB54GCV3),
206 RUN_DEV(LINKSYS4, WUSB600N),
207 RUN_DEV(LINKSYS4, WUSB600NV2),
208 RUN_DEV(LOGITEC, RT2870_1),
209 RUN_DEV(LOGITEC, RT2870_2),
210 RUN_DEV(LOGITEC, RT2870_3),
211 RUN_DEV(LOGITEC, LANW300NU2),
212 RUN_DEV(MELCO, RT2870_1),
213 RUN_DEV(MELCO, RT2870_2),
214 RUN_DEV(MELCO, WLIUCAG300N),
215 RUN_DEV(MELCO, WLIUCG300N),
216 RUN_DEV(MELCO, WLIUCG301N),
217 RUN_DEV(MELCO, WLIUCGN),
218 RUN_DEV(MELCO, WLIUCGNM),
219 RUN_DEV(MOTOROLA4, RT2770),
220 RUN_DEV(MOTOROLA4, RT3070),
221 RUN_DEV(MSI, RT3070_1),
222 RUN_DEV(MSI, RT3070_2),
223 RUN_DEV(MSI, RT3070_3),
224 RUN_DEV(MSI, RT3070_4),
225 RUN_DEV(MSI, RT3070_5),
226 RUN_DEV(MSI, RT3070_6),
227 RUN_DEV(MSI, RT3070_7),
228 RUN_DEV(MSI, RT3070_8),
229 RUN_DEV(MSI, RT3070_9),
230 RUN_DEV(MSI, RT3070_10),
231 RUN_DEV(MSI, RT3070_11),
232 RUN_DEV(OVISLINK, RT3072),
233 RUN_DEV(PARA, RT3070),
234 RUN_DEV(PEGATRON, RT2870),
235 RUN_DEV(PEGATRON, RT3070),
236 RUN_DEV(PEGATRON, RT3070_2),
237 RUN_DEV(PEGATRON, RT3070_3),
238 RUN_DEV(PHILIPS, RT2870),
239 RUN_DEV(PLANEX2, GWUS300MINIS),
240 RUN_DEV(PLANEX2, GWUSMICRON),
241 RUN_DEV(PLANEX2, RT2870),
242 RUN_DEV(PLANEX2, RT3070),
243 RUN_DEV(QCOM, RT2870),
244 RUN_DEV(QUANTA, RT3070),
245 RUN_DEV(RALINK, RT2070),
246 RUN_DEV(RALINK, RT2770),
247 RUN_DEV(RALINK, RT2870),
248 RUN_DEV(RALINK, RT3070),
249 RUN_DEV(RALINK, RT3071),
250 RUN_DEV(RALINK, RT3072),
251 RUN_DEV(RALINK, RT3370),
252 RUN_DEV(RALINK, RT3572),
253 RUN_DEV(RALINK, RT8070),
254 RUN_DEV(SAMSUNG, WIS09ABGN),
255 RUN_DEV(SAMSUNG2, RT2870_1),
256 RUN_DEV(SENAO, RT2870_1),
257 RUN_DEV(SENAO, RT2870_2),
258 RUN_DEV(SENAO, RT2870_3),
259 RUN_DEV(SENAO, RT2870_4),
260 RUN_DEV(SENAO, RT3070),
261 RUN_DEV(SENAO, RT3071),
262 RUN_DEV(SENAO, RT3072_1),
263 RUN_DEV(SENAO, RT3072_2),
264 RUN_DEV(SENAO, RT3072_3),
265 RUN_DEV(SENAO, RT3072_4),
266 RUN_DEV(SENAO, RT3072_5),
267 RUN_DEV(SITECOMEU, RT2770),
268 RUN_DEV(SITECOMEU, RT2870_1),
269 RUN_DEV(SITECOMEU, RT2870_2),
270 RUN_DEV(SITECOMEU, RT2870_3),
271 RUN_DEV(SITECOMEU, RT2870_4),
272 RUN_DEV(SITECOMEU, RT3070),
273 RUN_DEV(SITECOMEU, RT3070_2),
274 RUN_DEV(SITECOMEU, RT3070_3),
275 RUN_DEV(SITECOMEU, RT3070_4),
276 RUN_DEV(SITECOMEU, RT3071),
277 RUN_DEV(SITECOMEU, RT3072_1),
278 RUN_DEV(SITECOMEU, RT3072_2),
279 RUN_DEV(SITECOMEU, RT3072_3),
280 RUN_DEV(SITECOMEU, RT3072_4),
281 RUN_DEV(SITECOMEU, RT3072_5),
282 RUN_DEV(SITECOMEU, RT3072_6),
283 RUN_DEV(SITECOMEU, WL608),
284 RUN_DEV(SPARKLAN, RT2870_1),
285 RUN_DEV(SPARKLAN, RT3070),
286 RUN_DEV(SWEEX2, LW153),
287 RUN_DEV(SWEEX2, LW303),
288 RUN_DEV(SWEEX2, LW313),
289 RUN_DEV(TOSHIBA, RT3070),
290 RUN_DEV(UMEDIA, RT2870_1),
291 RUN_DEV(ZCOM, RT2870_1),
292 RUN_DEV(ZCOM, RT2870_2),
293 RUN_DEV(ZINWELL, RT2870_1),
294 RUN_DEV(ZINWELL, RT2870_2),
295 RUN_DEV(ZINWELL, RT3070),
296 RUN_DEV(ZINWELL, RT3072_1),
297 RUN_DEV(ZINWELL, RT3072_2),
298 RUN_DEV(ZYXEL, RT2870_1),
299 RUN_DEV(ZYXEL, RT2870_2),
300 #undef RUN_DEV
301 };
302
303 static device_probe_t run_match;
304 static device_attach_t run_attach;
305 static device_detach_t run_detach;
306
307 static usb_callback_t run_bulk_rx_callback;
308 static usb_callback_t run_bulk_tx_callback0;
309 static usb_callback_t run_bulk_tx_callback1;
310 static usb_callback_t run_bulk_tx_callback2;
311 static usb_callback_t run_bulk_tx_callback3;
312 static usb_callback_t run_bulk_tx_callback4;
313 static usb_callback_t run_bulk_tx_callback5;
314
315 static void run_bulk_tx_callbackN(struct usb_xfer *xfer,
316 usb_error_t error, unsigned int index);
317 static struct ieee80211vap *run_vap_create(struct ieee80211com *,
318 const char name[IFNAMSIZ], int unit, int opmode, int flags,
319 const uint8_t bssid[IEEE80211_ADDR_LEN], const uint8_t
320 mac[IEEE80211_ADDR_LEN]);
321 static void run_vap_delete(struct ieee80211vap *);
322 static void run_cmdq_cb(void *, int);
323 static void run_setup_tx_list(struct run_softc *,
324 struct run_endpoint_queue *);
325 static void run_unsetup_tx_list(struct run_softc *,
326 struct run_endpoint_queue *);
327 static int run_load_microcode(struct run_softc *);
328 static int run_reset(struct run_softc *);
329 static usb_error_t run_do_request(struct run_softc *,
330 struct usb_device_request *, void *);
331 static int run_read(struct run_softc *, uint16_t, uint32_t *);
332 static int run_read_region_1(struct run_softc *, uint16_t, uint8_t *, int);
333 static int run_write_2(struct run_softc *, uint16_t, uint16_t);
334 static int run_write(struct run_softc *, uint16_t, uint32_t);
335 static int run_write_region_1(struct run_softc *, uint16_t,
336 const uint8_t *, int);
337 static int run_set_region_4(struct run_softc *, uint16_t, uint32_t, int);
338 static int run_efuse_read_2(struct run_softc *, uint16_t, uint16_t *);
339 static int run_eeprom_read_2(struct run_softc *, uint16_t, uint16_t *);
340 static int run_rt2870_rf_write(struct run_softc *, uint8_t, uint32_t);
341 static int run_rt3070_rf_read(struct run_softc *, uint8_t, uint8_t *);
342 static int run_rt3070_rf_write(struct run_softc *, uint8_t, uint8_t);
343 static int run_bbp_read(struct run_softc *, uint8_t, uint8_t *);
344 static int run_bbp_write(struct run_softc *, uint8_t, uint8_t);
345 static int run_mcu_cmd(struct run_softc *, uint8_t, uint16_t);
346 static const char *run_get_rf(int);
347 static int run_read_eeprom(struct run_softc *);
348 static struct ieee80211_node *run_node_alloc(struct ieee80211vap *,
349 const uint8_t mac[IEEE80211_ADDR_LEN]);
350 static int run_media_change(struct ifnet *);
351 static int run_newstate(struct ieee80211vap *, enum ieee80211_state, int);
352 static int run_wme_update(struct ieee80211com *);
353 static void run_wme_update_cb(void *);
354 static void run_key_update_begin(struct ieee80211vap *);
355 static void run_key_update_end(struct ieee80211vap *);
356 static void run_key_set_cb(void *);
357 static int run_key_set(struct ieee80211vap *, struct ieee80211_key *,
358 const uint8_t mac[IEEE80211_ADDR_LEN]);
359 static void run_key_delete_cb(void *);
360 static int run_key_delete(struct ieee80211vap *, struct ieee80211_key *);
361 static void run_ratectl_to(void *);
362 static void run_ratectl_cb(void *, int);
363 static void run_drain_fifo(void *);
364 static void run_iter_func(void *, struct ieee80211_node *);
365 static void run_newassoc_cb(void *);
366 static void run_newassoc(struct ieee80211_node *, int);
367 static void run_rx_frame(struct run_softc *, struct mbuf *, uint32_t);
368 static void run_tx_free(struct run_endpoint_queue *pq,
369 struct run_tx_data *, int);
370 static void run_set_tx_desc(struct run_softc *, struct run_tx_data *);
371 static int run_tx(struct run_softc *, struct mbuf *,
372 struct ieee80211_node *);
373 static int run_tx_mgt(struct run_softc *, struct mbuf *,
374 struct ieee80211_node *);
375 static int run_sendprot(struct run_softc *, const struct mbuf *,
376 struct ieee80211_node *, int, int);
377 static int run_tx_param(struct run_softc *, struct mbuf *,
378 struct ieee80211_node *,
379 const struct ieee80211_bpf_params *);
380 static int run_raw_xmit(struct ieee80211_node *, struct mbuf *,
381 const struct ieee80211_bpf_params *);
382 static void run_start(struct ifnet *);
383 static int run_ioctl(struct ifnet *, u_long, caddr_t);
384 static void run_set_agc(struct run_softc *, uint8_t);
385 static void run_select_chan_group(struct run_softc *, int);
386 static void run_set_rx_antenna(struct run_softc *, int);
387 static void run_rt2870_set_chan(struct run_softc *, u_int);
388 static void run_rt3070_set_chan(struct run_softc *, u_int);
389 static void run_rt3572_set_chan(struct run_softc *, u_int);
390 static int run_set_chan(struct run_softc *, struct ieee80211_channel *);
391 static void run_set_channel(struct ieee80211com *);
392 static void run_scan_start(struct ieee80211com *);
393 static void run_scan_end(struct ieee80211com *);
394 static void run_update_beacon(struct ieee80211vap *, int);
395 static void run_update_beacon_cb(void *);
396 static void run_updateprot(struct ieee80211com *);
397 static void run_usb_timeout_cb(void *);
398 static void run_reset_livelock(struct run_softc *);
399 static void run_enable_tsf_sync(struct run_softc *);
400 static void run_enable_mrr(struct run_softc *);
401 static void run_set_txpreamble(struct run_softc *);
402 static void run_set_basicrates(struct run_softc *);
403 static void run_set_leds(struct run_softc *, uint16_t);
404 static void run_set_bssid(struct run_softc *, const uint8_t *);
405 static void run_set_macaddr(struct run_softc *, const uint8_t *);
406 static void run_updateslot(struct ifnet *);
407 static void run_update_mcast(struct ifnet *);
408 static int8_t run_rssi2dbm(struct run_softc *, uint8_t, uint8_t);
409 static void run_update_promisc_locked(struct ifnet *);
410 static void run_update_promisc(struct ifnet *);
411 static int run_bbp_init(struct run_softc *);
412 static int run_rt3070_rf_init(struct run_softc *);
413 static int run_rt3070_filter_calib(struct run_softc *, uint8_t, uint8_t,
414 uint8_t *);
415 static void run_rt3070_rf_setup(struct run_softc *);
416 static int run_txrx_enable(struct run_softc *);
417 static void run_init(void *);
418 static void run_init_locked(struct run_softc *);
419 static void run_stop(void *);
420 static void run_delay(struct run_softc *, unsigned int);
421
422 static const struct {
423 uint16_t reg;
424 uint32_t val;
425 } rt2870_def_mac[] = {
426 RT2870_DEF_MAC
427 };
428
429 static const struct {
430 uint8_t reg;
431 uint8_t val;
432 } rt2860_def_bbp[] = {
433 RT2860_DEF_BBP
434 };
435
436 static const struct rfprog {
437 uint8_t chan;
438 uint32_t r1, r2, r3, r4;
439 } rt2860_rf2850[] = {
440 RT2860_RF2850
441 };
442
443 struct {
444 uint8_t n, r, k;
445 } rt3070_freqs[] = {
446 RT3070_RF3052
447 };
448
449 static const struct {
450 uint8_t reg;
451 uint8_t val;
452 } rt3070_def_rf[] = {
453 RT3070_DEF_RF
454 },rt3572_def_rf[] = {
455 RT3572_DEF_RF
456 };
457
458 static const struct usb_config run_config[RUN_N_XFER] = {
459 [RUN_BULK_TX_BE] = {
460 .type = UE_BULK,
461 .endpoint = UE_ADDR_ANY,
462 .ep_index = 0,
463 .direction = UE_DIR_OUT,
464 .bufsize = RUN_MAX_TXSZ,
465 .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
466 .callback = run_bulk_tx_callback0,
467 .timeout = 5000, /* ms */
468 },
469 [RUN_BULK_TX_BK] = {
470 .type = UE_BULK,
471 .endpoint = UE_ADDR_ANY,
472 .direction = UE_DIR_OUT,
473 .ep_index = 1,
474 .bufsize = RUN_MAX_TXSZ,
475 .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
476 .callback = run_bulk_tx_callback1,
477 .timeout = 5000, /* ms */
478 },
479 [RUN_BULK_TX_VI] = {
480 .type = UE_BULK,
481 .endpoint = UE_ADDR_ANY,
482 .direction = UE_DIR_OUT,
483 .ep_index = 2,
484 .bufsize = RUN_MAX_TXSZ,
485 .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
486 .callback = run_bulk_tx_callback2,
487 .timeout = 5000, /* ms */
488 },
489 [RUN_BULK_TX_VO] = {
490 .type = UE_BULK,
491 .endpoint = UE_ADDR_ANY,
492 .direction = UE_DIR_OUT,
493 .ep_index = 3,
494 .bufsize = RUN_MAX_TXSZ,
495 .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
496 .callback = run_bulk_tx_callback3,
497 .timeout = 5000, /* ms */
498 },
499 [RUN_BULK_TX_HCCA] = {
500 .type = UE_BULK,
501 .endpoint = UE_ADDR_ANY,
502 .direction = UE_DIR_OUT,
503 .ep_index = 4,
504 .bufsize = RUN_MAX_TXSZ,
505 .flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,},
506 .callback = run_bulk_tx_callback4,
507 .timeout = 5000, /* ms */
508 },
509 [RUN_BULK_TX_PRIO] = {
510 .type = UE_BULK,
511 .endpoint = UE_ADDR_ANY,
512 .direction = UE_DIR_OUT,
513 .ep_index = 5,
514 .bufsize = RUN_MAX_TXSZ,
515 .flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,},
516 .callback = run_bulk_tx_callback5,
517 .timeout = 5000, /* ms */
518 },
519 [RUN_BULK_RX] = {
520 .type = UE_BULK,
521 .endpoint = UE_ADDR_ANY,
522 .direction = UE_DIR_IN,
523 .bufsize = RUN_MAX_RXSZ,
524 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
525 .callback = run_bulk_rx_callback,
526 }
527 };
528
529 int
530 run_match(device_t self)
531 {
532 struct usb_attach_arg *uaa = device_get_ivars(self);
533
534 if (uaa->usb_mode != USB_MODE_HOST)
535 return (ENXIO);
536 if (uaa->info.bConfigIndex != 0)
537 return (ENXIO);
538 if (uaa->info.bIfaceIndex != RT2860_IFACE_INDEX)
539 return (ENXIO);
540
541 return (usbd_lookup_id_by_uaa(run_devs, sizeof(run_devs), uaa));
542 }
543
544 static int
545 run_attach(device_t self)
546 {
547 struct run_softc *sc = device_get_softc(self);
548 struct usb_attach_arg *uaa = device_get_ivars(self);
549 struct ieee80211com *ic;
550 struct ifnet *ifp;
551 uint32_t ver;
552 int i, ntries, error;
553 uint8_t iface_index, bands;
554
555 device_set_usb_desc(self);
556 sc->sc_udev = uaa->device;
557 sc->sc_dev = self;
558
559 mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev),
560 MTX_NETWORK_LOCK, MTX_DEF);
561
562 iface_index = RT2860_IFACE_INDEX;
563
564 error = usbd_transfer_setup(uaa->device, &iface_index,
565 sc->sc_xfer, run_config, RUN_N_XFER, sc, &sc->sc_mtx);
566 if (error) {
567 device_printf(self, "could not allocate USB transfers, "
568 "err=%s\n", usbd_errstr(error));
569 goto detach;
570 }
571
572 RUN_LOCK(sc);
573
574 /* wait for the chip to settle */
575 for (ntries = 0; ntries < 100; ntries++) {
576 if (run_read(sc, RT2860_ASIC_VER_ID, &ver) != 0) {
577 RUN_UNLOCK(sc);
578 goto detach;
579 }
580 if (ver != 0 && ver != 0xffffffff)
581 break;
582 run_delay(sc, 10);
583 }
584 if (ntries == 100) {
585 device_printf(sc->sc_dev,
586 "timeout waiting for NIC to initialize\n");
587 RUN_UNLOCK(sc);
588 goto detach;
589 }
590 sc->mac_ver = ver >> 16;
591 sc->mac_rev = ver & 0xffff;
592
593 /* retrieve RF rev. no and various other things from EEPROM */
594 run_read_eeprom(sc);
595
596 device_printf(sc->sc_dev,
597 "MAC/BBP RT%04X (rev 0x%04X), RF %s (MIMO %dT%dR), address %s\n",
598 sc->mac_ver, sc->mac_rev, run_get_rf(sc->rf_rev),
599 sc->ntxchains, sc->nrxchains, ether_sprintf(sc->sc_bssid));
600
601 RUN_UNLOCK(sc);
602
603 ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211);
604 if(ifp == NULL){
605 device_printf(sc->sc_dev, "can not if_alloc()\n");
606 goto detach;
607 }
608 ic = ifp->if_l2com;
609
610 ifp->if_softc = sc;
611 if_initname(ifp, "run", device_get_unit(sc->sc_dev));
612 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
613 ifp->if_init = run_init;
614 ifp->if_ioctl = run_ioctl;
615 ifp->if_start = run_start;
616 IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
617 ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
618 IFQ_SET_READY(&ifp->if_snd);
619
620 ic->ic_ifp = ifp;
621 ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */
622 ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */
623
624 /* set device capabilities */
625 ic->ic_caps =
626 IEEE80211_C_STA | /* station mode supported */
627 IEEE80211_C_MONITOR | /* monitor mode supported */
628 IEEE80211_C_IBSS |
629 IEEE80211_C_HOSTAP |
630 IEEE80211_C_WDS | /* 4-address traffic works */
631 IEEE80211_C_MBSS |
632 IEEE80211_C_SHPREAMBLE | /* short preamble supported */
633 IEEE80211_C_SHSLOT | /* short slot time supported */
634 IEEE80211_C_WME | /* WME */
635 IEEE80211_C_WPA; /* WPA1|WPA2(RSN) */
636
637 ic->ic_cryptocaps =
638 IEEE80211_CRYPTO_WEP |
639 IEEE80211_CRYPTO_AES_CCM |
640 IEEE80211_CRYPTO_TKIPMIC |
641 IEEE80211_CRYPTO_TKIP;
642
643 ic->ic_flags |= IEEE80211_F_DATAPAD;
644 ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
645
646 bands = 0;
647 setbit(&bands, IEEE80211_MODE_11B);
648 setbit(&bands, IEEE80211_MODE_11G);
649 ieee80211_init_channels(ic, NULL, &bands);
650
651 /*
652 * Do this by own because h/w supports
653 * more channels than ieee80211_init_channels()
654 */
655 if (sc->rf_rev == RT2860_RF_2750 ||
656 sc->rf_rev == RT2860_RF_2850 ||
657 sc->rf_rev == RT3070_RF_3052) {
658 /* set supported .11a rates */
659 for (i = 14; i < N(rt2860_rf2850); i++) {
660 uint8_t chan = rt2860_rf2850[i].chan;
661 ic->ic_channels[ic->ic_nchans].ic_freq =
662 ieee80211_ieee2mhz(chan, IEEE80211_CHAN_A);
663 ic->ic_channels[ic->ic_nchans].ic_ieee = chan;
664 ic->ic_channels[ic->ic_nchans].ic_flags = IEEE80211_CHAN_A;
665 ic->ic_channels[ic->ic_nchans].ic_extieee = 0;
666 ic->ic_nchans++;
667 }
668 }
669
670 ieee80211_ifattach(ic, sc->sc_bssid);
671
672 ic->ic_scan_start = run_scan_start;
673 ic->ic_scan_end = run_scan_end;
674 ic->ic_set_channel = run_set_channel;
675 ic->ic_node_alloc = run_node_alloc;
676 ic->ic_newassoc = run_newassoc;
677 //ic->ic_updateslot = run_updateslot;
678 ic->ic_update_mcast = run_update_mcast;
679 ic->ic_wme.wme_update = run_wme_update;
680 ic->ic_raw_xmit = run_raw_xmit;
681 ic->ic_update_promisc = run_update_promisc;
682
683 ic->ic_vap_create = run_vap_create;
684 ic->ic_vap_delete = run_vap_delete;
685
686 ieee80211_radiotap_attach(ic,
687 &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap),
688 RUN_TX_RADIOTAP_PRESENT,
689 &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap),
690 RUN_RX_RADIOTAP_PRESENT);
691
692 TASK_INIT(&sc->cmdq_task, 0, run_cmdq_cb, sc);
693 TASK_INIT(&sc->ratectl_task, 0, run_ratectl_cb, sc);
694 callout_init((struct callout *)&sc->ratectl_ch, 1);
695
696 if (bootverbose)
697 ieee80211_announce(ic);
698
699 return (0);
700
701 detach:
702 run_detach(self);
703 return (ENXIO);
704 }
705
706 static int
707 run_detach(device_t self)
708 {
709 struct run_softc *sc = device_get_softc(self);
710 struct ifnet *ifp = sc->sc_ifp;
711 struct ieee80211com *ic;
712 int i;
713
714 /* stop all USB transfers */
715 usbd_transfer_unsetup(sc->sc_xfer, RUN_N_XFER);
716
717 RUN_LOCK(sc);
718
719 sc->ratectl_run = RUN_RATECTL_OFF;
720 sc->cmdq_run = sc->cmdq_key_set = RUN_CMDQ_ABORT;
721
722 /* free TX list, if any */
723 for (i = 0; i != RUN_EP_QUEUES; i++)
724 run_unsetup_tx_list(sc, &sc->sc_epq[i]);
725 RUN_UNLOCK(sc);
726
727 if (ifp) {
728 ic = ifp->if_l2com;
729 /* drain tasks */
730 usb_callout_drain(&sc->ratectl_ch);
731 ieee80211_draintask(ic, &sc->cmdq_task);
732 ieee80211_draintask(ic, &sc->ratectl_task);
733 ieee80211_ifdetach(ic);
734 if_free(ifp);
735 }
736
737 mtx_destroy(&sc->sc_mtx);
738
739 return (0);
740 }
741
742 static struct ieee80211vap *
743 run_vap_create(struct ieee80211com *ic,
744 const char name[IFNAMSIZ], int unit, int opmode, int flags,
745 const uint8_t bssid[IEEE80211_ADDR_LEN],
746 const uint8_t mac[IEEE80211_ADDR_LEN])
747 {
748 struct ifnet *ifp = ic->ic_ifp;
749 struct run_softc *sc = ifp->if_softc;
750 struct run_vap *rvp;
751 struct ieee80211vap *vap;
752 int i;
753
754 if (sc->rvp_cnt >= RUN_VAP_MAX) {
755 if_printf(ifp, "number of VAPs maxed out\n");
756 return (NULL);
757 }
758
759 switch (opmode) {
760 case IEEE80211_M_STA:
761 /* enable s/w bmiss handling for sta mode */
762 flags |= IEEE80211_CLONE_NOBEACONS;
763 /* fall though */
764 case IEEE80211_M_IBSS:
765 case IEEE80211_M_MONITOR:
766 case IEEE80211_M_HOSTAP:
767 case IEEE80211_M_MBSS:
768 /* other than WDS vaps, only one at a time */
769 if (!TAILQ_EMPTY(&ic->ic_vaps))
770 return (NULL);
771 break;
772 case IEEE80211_M_WDS:
773 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next){
774 if(vap->iv_opmode != IEEE80211_M_HOSTAP)
775 continue;
776 /* WDS vap's always share the local mac address. */
777 flags &= ~IEEE80211_CLONE_BSSID;
778 break;
779 }
780 if (vap == NULL) {
781 if_printf(ifp, "wds only supported in ap mode\n");
782 return (NULL);
783 }
784 break;
785 default:
786 if_printf(ifp, "unknown opmode %d\n", opmode);
787 return (NULL);
788 }
789
790 rvp = (struct run_vap *) malloc(sizeof(struct run_vap),
791 M_80211_VAP, M_NOWAIT | M_ZERO);
792 if (rvp == NULL)
793 return (NULL);
794 vap = &rvp->vap;
795 ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid, mac);
796
797 vap->iv_key_update_begin = run_key_update_begin;
798 vap->iv_key_update_end = run_key_update_end;
799 vap->iv_update_beacon = run_update_beacon;
800 vap->iv_max_aid = RT2870_WCID_MAX;
801 /*
802 * To delete the right key from h/w, we need wcid.
803 * Luckily, there is unused space in ieee80211_key{}, wk_pad,
804 * and matching wcid will be written into there. So, cast
805 * some spells to remove 'const' from ieee80211_key{}
806 */
807 vap->iv_key_delete = (void *)run_key_delete;
808 vap->iv_key_set = (void *)run_key_set;
809
810 /* override state transition machine */
811 rvp->newstate = vap->iv_newstate;
812 vap->iv_newstate = run_newstate;
813
814 ieee80211_ratectl_init(vap);
815 ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */);
816
817 /* complete setup */
818 ieee80211_vap_attach(vap, run_media_change, ieee80211_media_status);
819
820 /* make sure id is always unique */
821 for (i = 0; i < RUN_VAP_MAX; i++) {
822 if((sc->rvp_bmap & 1 << i) == 0){
823 sc->rvp_bmap |= 1 << i;
824 rvp->rvp_id = i;
825 break;
826 }
827 }
828 if (sc->rvp_cnt++ == 0)
829 ic->ic_opmode = opmode;
830
831 if (opmode == IEEE80211_M_HOSTAP)
832 sc->cmdq_run = RUN_CMDQ_GO;
833
834 DPRINTF("rvp_id=%d bmap=%x rvp_cnt=%d\n",
835 rvp->rvp_id, sc->rvp_bmap, sc->rvp_cnt);
836
837 return (vap);
838 }
839
840 static void
841 run_vap_delete(struct ieee80211vap *vap)
842 {
843 struct run_vap *rvp = RUN_VAP(vap);
844 struct ifnet *ifp;
845 struct ieee80211com *ic;
846 struct run_softc *sc;
847 uint8_t rvp_id;
848
849 if (vap == NULL)
850 return;
851
852 ic = vap->iv_ic;
853 ifp = ic->ic_ifp;
854
855 sc = ifp->if_softc;
856
857 RUN_LOCK(sc);
858
859 rvp_id = rvp->rvp_id;
860 sc->ratectl_run &= ~(1 << rvp_id);
861 sc->rvp_bmap &= ~(1 << rvp_id);
862 run_set_region_4(sc, RT2860_SKEY(rvp_id, 0), 0, 128);
863 run_set_region_4(sc, RT2860_BCN_BASE(rvp_id), 0, 512);
864 --sc->rvp_cnt;
865
866 DPRINTF("vap=%p rvp_id=%d bmap=%x rvp_cnt=%d\n",
867 vap, rvp_id, sc->rvp_bmap, sc->rvp_cnt);
868
869 RUN_UNLOCK(sc);
870
871 ieee80211_ratectl_deinit(vap);
872 ieee80211_vap_detach(vap);
873 free(rvp, M_80211_VAP);
874 }
875
876 /*
877 * There are numbers of functions need to be called in context thread.
878 * Rather than creating taskqueue event for each of those functions,
879 * here is all-for-one taskqueue callback function. This function
880 * gurantees deferred functions are executed in the same order they
881 * were enqueued.
882 * '& RUN_CMDQ_MASQ' is to loop cmdq[].
883 */
884 static void
885 run_cmdq_cb(void *arg, int pending)
886 {
887 struct run_softc *sc = arg;
888 uint8_t i;
889
890 /* call cmdq[].func locked */
891 RUN_LOCK(sc);
892 for (i = sc->cmdq_exec; sc->cmdq[i].func && pending;
893 i = sc->cmdq_exec, pending--) {
894 DPRINTFN(6, "cmdq_exec=%d pending=%d\n", i, pending);
895 if (sc->cmdq_run == RUN_CMDQ_GO) {
896 /*
897 * If arg0 is NULL, callback func needs more
898 * than one arg. So, pass ptr to cmdq struct.
899 */
900 if (sc->cmdq[i].arg0)
901 sc->cmdq[i].func(sc->cmdq[i].arg0);
902 else
903 sc->cmdq[i].func(&sc->cmdq[i]);
904 }
905 sc->cmdq[i].arg0 = NULL;
906 sc->cmdq[i].func = NULL;
907 sc->cmdq_exec++;
908 sc->cmdq_exec &= RUN_CMDQ_MASQ;
909 }
910 RUN_UNLOCK(sc);
911 }
912
913 static void
914 run_setup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq)
915 {
916 struct run_tx_data *data;
917
918 memset(pq, 0, sizeof(*pq));
919
920 STAILQ_INIT(&pq->tx_qh);
921 STAILQ_INIT(&pq->tx_fh);
922
923 for (data = &pq->tx_data[0];
924 data < &pq->tx_data[RUN_TX_RING_COUNT]; data++) {
925 data->sc = sc;
926 STAILQ_INSERT_TAIL(&pq->tx_fh, data, next);
927 }
928 pq->tx_nfree = RUN_TX_RING_COUNT;
929 }
930
931 static void
932 run_unsetup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq)
933 {
934 struct run_tx_data *data;
935
936 /* make sure any subsequent use of the queues will fail */
937 pq->tx_nfree = 0;
938 STAILQ_INIT(&pq->tx_fh);
939 STAILQ_INIT(&pq->tx_qh);
940
941 /* free up all node references and mbufs */
942 for (data = &pq->tx_data[0];
943 data < &pq->tx_data[RUN_TX_RING_COUNT]; data++) {
944 if (data->m != NULL) {
945 m_freem(data->m);
946 data->m = NULL;
947 }
948 if (data->ni != NULL) {
949 ieee80211_free_node(data->ni);
950 data->ni = NULL;
951 }
952 }
953 }
954
955 int
956 run_load_microcode(struct run_softc *sc)
957 {
958 usb_device_request_t req;
959 const struct firmware *fw;
960 const u_char *base;
961 uint32_t tmp;
962 int ntries, error;
963 const uint64_t *temp;
964 uint64_t bytes;
965
966 RUN_UNLOCK(sc);
967 fw = firmware_get("runfw");
968 RUN_LOCK(sc);
969 if (fw == NULL) {
970 device_printf(sc->sc_dev,
971 "failed loadfirmware of file %s\n", "runfw");
972 return ENOENT;
973 }
974
975 if (fw->datasize != 8192) {
976 device_printf(sc->sc_dev,
977 "invalid firmware size (should be 8KB)\n");
978 error = EINVAL;
979 goto fail;
980 }
981
982 /*
983 * RT3071/RT3072 use a different firmware
984 * run-rt2870 (8KB) contains both,
985 * first half (4KB) is for rt2870,
986 * last half is for rt3071.
987 */
988 base = fw->data;
989 if ((sc->mac_ver) != 0x2860 &&
990 (sc->mac_ver) != 0x2872 &&
991 (sc->mac_ver) != 0x3070) {
992 base += 4096;
993 }
994
995 /* cheap sanity check */
996 temp = fw->data;
997 bytes = *temp;
998 if (bytes != be64toh(0xffffff0210280210)) {
999 device_printf(sc->sc_dev, "firmware checksum failed\n");
1000 error = EINVAL;
1001 goto fail;
1002 }
1003
1004 run_read(sc, RT2860_ASIC_VER_ID, &tmp);
1005 /* write microcode image */
1006 run_write_region_1(sc, RT2870_FW_BASE, base, 4096);
1007 run_write(sc, RT2860_H2M_MAILBOX_CID, 0xffffffff);
1008 run_write(sc, RT2860_H2M_MAILBOX_STATUS, 0xffffffff);
1009
1010 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1011 req.bRequest = RT2870_RESET;
1012 USETW(req.wValue, 8);
1013 USETW(req.wIndex, 0);
1014 USETW(req.wLength, 0);
1015 if ((error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL)) != 0) {
1016 device_printf(sc->sc_dev, "firmware reset failed\n");
1017 goto fail;
1018 }
1019
1020 run_delay(sc, 10);
1021
1022 run_write(sc, RT2860_H2M_MAILBOX, 0);
1023 if ((error = run_mcu_cmd(sc, RT2860_MCU_CMD_RFRESET, 0)) != 0)
1024 goto fail;
1025
1026 /* wait until microcontroller is ready */
1027 for (ntries = 0; ntries < 1000; ntries++) {
1028 if ((error = run_read(sc, RT2860_SYS_CTRL, &tmp)) != 0) {
1029 goto fail;
1030 }
1031 if (tmp & RT2860_MCU_READY)
1032 break;
1033 run_delay(sc, 10);
1034 }
1035 if (ntries == 1000) {
1036 device_printf(sc->sc_dev,
1037 "timeout waiting for MCU to initialize\n");
1038 error = ETIMEDOUT;
1039 goto fail;
1040 }
1041 device_printf(sc->sc_dev, "firmware %s ver. %u.%u loaded\n",
1042 (base == fw->data) ? "RT2870" : "RT3071",
1043 *(base + 4092), *(base + 4093));
1044
1045 fail:
1046 firmware_put(fw, FIRMWARE_UNLOAD);
1047 return (error);
1048 }
1049
1050 int
1051 run_reset(struct run_softc *sc)
1052 {
1053 usb_device_request_t req;
1054
1055 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1056 req.bRequest = RT2870_RESET;
1057 USETW(req.wValue, 1);
1058 USETW(req.wIndex, 0);
1059 USETW(req.wLength, 0);
1060 return (usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL));
1061 }
1062
1063 static usb_error_t
1064 run_do_request(struct run_softc *sc,
1065 struct usb_device_request *req, void *data)
1066 {
1067 usb_error_t err;
1068 int ntries = 10;
1069
1070 RUN_LOCK_ASSERT(sc, MA_OWNED);
1071
1072 while (ntries--) {
1073 err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx,
1074 req, data, 0, NULL, 250 /* ms */);
1075 if (err == 0)
1076 break;
1077 DPRINTFN(1, "Control request failed, %s (retrying)\n",
1078 usbd_errstr(err));
1079 run_delay(sc, 10);
1080 }
1081 return (err);
1082 }
1083
1084 static int
1085 run_read(struct run_softc *sc, uint16_t reg, uint32_t *val)
1086 {
1087 uint32_t tmp;
1088 int error;
1089
1090 error = run_read_region_1(sc, reg, (uint8_t *)&tmp, sizeof tmp);
1091 if (error == 0)
1092 *val = le32toh(tmp);
1093 else
1094 *val = 0xffffffff;
1095 return (error);
1096 }
1097
1098 static int
1099 run_read_region_1(struct run_softc *sc, uint16_t reg, uint8_t *buf, int len)
1100 {
1101 usb_device_request_t req;
1102
1103 req.bmRequestType = UT_READ_VENDOR_DEVICE;
1104 req.bRequest = RT2870_READ_REGION_1;
1105 USETW(req.wValue, 0);
1106 USETW(req.wIndex, reg);
1107 USETW(req.wLength, len);
1108
1109 return (run_do_request(sc, &req, buf));
1110 }
1111
1112 static int
1113 run_write_2(struct run_softc *sc, uint16_t reg, uint16_t val)
1114 {
1115 usb_device_request_t req;
1116
1117 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1118 req.bRequest = RT2870_WRITE_2;
1119 USETW(req.wValue, val);
1120 USETW(req.wIndex, reg);
1121 USETW(req.wLength, 0);
1122
1123 return (run_do_request(sc, &req, NULL));
1124 }
1125
1126 static int
1127 run_write(struct run_softc *sc, uint16_t reg, uint32_t val)
1128 {
1129 int error;
1130
1131 if ((error = run_write_2(sc, reg, val & 0xffff)) == 0)
1132 error = run_write_2(sc, reg + 2, val >> 16);
1133 return (error);
1134 }
1135
1136 static int
1137 run_write_region_1(struct run_softc *sc, uint16_t reg, const uint8_t *buf,
1138 int len)
1139 {
1140 #if 1
1141 int i, error = 0;
1142 /*
1143 * NB: the WRITE_REGION_1 command is not stable on RT2860.
1144 * We thus issue multiple WRITE_2 commands instead.
1145 */
1146 KASSERT((len & 1) == 0, ("run_write_region_1: Data too long.\n"));
1147 for (i = 0; i < len && error == 0; i += 2)
1148 error = run_write_2(sc, reg + i, buf[i] | buf[i + 1] << 8);
1149 return (error);
1150 #else
1151 usb_device_request_t req;
1152
1153 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
1154 req.bRequest = RT2870_WRITE_REGION_1;
1155 USETW(req.wValue, 0);
1156 USETW(req.wIndex, reg);
1157 USETW(req.wLength, len);
1158 return (run_do_request(sc, &req, buf));
1159 #endif
1160 }
1161
1162 static int
1163 run_set_region_4(struct run_softc *sc, uint16_t reg, uint32_t val, int len)
1164 {
1165 int i, error = 0;
1166
1167 KASSERT((len & 3) == 0, ("run_set_region_4: Invalid data length.\n"));
1168 for (i = 0; i < len && error == 0; i += 4)
1169 error = run_write(sc, reg + i, val);
1170 return (error);
1171 }
1172
1173 /* Read 16-bit from eFUSE ROM (RT3070 only.) */
1174 static int
1175 run_efuse_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val)
1176 {
1177 uint32_t tmp;
1178 uint16_t reg;
1179 int error, ntries;
1180
1181 if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0)
1182 return (error);
1183
1184 addr *= 2;
1185 /*-
1186 * Read one 16-byte block into registers EFUSE_DATA[0-3]:
1187 * DATA0: F E D C
1188 * DATA1: B A 9 8
1189 * DATA2: 7 6 5 4
1190 * DATA3: 3 2 1 0
1191 */
1192 tmp &= ~(RT3070_EFSROM_MODE_MASK | RT3070_EFSROM_AIN_MASK);
1193 tmp |= (addr & ~0xf) << RT3070_EFSROM_AIN_SHIFT | RT3070_EFSROM_KICK;
1194 run_write(sc, RT3070_EFUSE_CTRL, tmp);
1195 for (ntries = 0; ntries < 100; ntries++) {
1196 if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0)
1197 return (error);
1198 if (!(tmp & RT3070_EFSROM_KICK))
1199 break;
1200 run_delay(sc, 2);
1201 }
1202 if (ntries == 100)
1203 return (ETIMEDOUT);
1204
1205 if ((tmp & RT3070_EFUSE_AOUT_MASK) == RT3070_EFUSE_AOUT_MASK) {
1206 *val = 0xffff; /* address not found */
1207 return (0);
1208 }
1209 /* determine to which 32-bit register our 16-bit word belongs */
1210 reg = RT3070_EFUSE_DATA3 - (addr & 0xc);
1211 if ((error = run_read(sc, reg, &tmp)) != 0)
1212 return (error);
1213
1214 *val = (addr & 2) ? tmp >> 16 : tmp & 0xffff;
1215 return (0);
1216 }
1217
1218 static int
1219 run_eeprom_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val)
1220 {
1221 usb_device_request_t req;
1222 uint16_t tmp;
1223 int error;
1224
1225 addr *= 2;
1226 req.bmRequestType = UT_READ_VENDOR_DEVICE;
1227 req.bRequest = RT2870_EEPROM_READ;
1228 USETW(req.wValue, 0);
1229 USETW(req.wIndex, addr);
1230 USETW(req.wLength, sizeof tmp);
1231
1232 error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, &tmp);
1233 if (error == 0)
1234 *val = le16toh(tmp);
1235 else
1236 *val = 0xffff;
1237 return (error);
1238 }
1239
1240 static __inline int
1241 run_srom_read(struct run_softc *sc, uint16_t addr, uint16_t *val)
1242 {
1243 /* either eFUSE ROM or EEPROM */
1244 return sc->sc_srom_read(sc, addr, val);
1245 }
1246
1247 static int
1248 run_rt2870_rf_write(struct run_softc *sc, uint8_t reg, uint32_t val)
1249 {
1250 uint32_t tmp;
1251 int error, ntries;
1252
1253 for (ntries = 0; ntries < 10; ntries++) {
1254 if ((error = run_read(sc, RT2860_RF_CSR_CFG0, &tmp)) != 0)
1255 return (error);
1256 if (!(tmp & RT2860_RF_REG_CTRL))
1257 break;
1258 }
1259 if (ntries == 10)
1260 return (ETIMEDOUT);
1261
1262 /* RF registers are 24-bit on the RT2860 */
1263 tmp = RT2860_RF_REG_CTRL | 24 << RT2860_RF_REG_WIDTH_SHIFT |
1264 (val & 0x3fffff) << 2 | (reg & 3);
1265 return (run_write(sc, RT2860_RF_CSR_CFG0, tmp));
1266 }
1267
1268 static int
1269 run_rt3070_rf_read(struct run_softc *sc, uint8_t reg, uint8_t *val)
1270 {
1271 uint32_t tmp;
1272 int error, ntries;
1273
1274 for (ntries = 0; ntries < 100; ntries++) {
1275 if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1276 return (error);
1277 if (!(tmp & RT3070_RF_KICK))
1278 break;
1279 }
1280 if (ntries == 100)
1281 return (ETIMEDOUT);
1282
1283 tmp = RT3070_RF_KICK | reg << 8;
1284 if ((error = run_write(sc, RT3070_RF_CSR_CFG, tmp)) != 0)
1285 return (error);
1286
1287 for (ntries = 0; ntries < 100; ntries++) {
1288 if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1289 return (error);
1290 if (!(tmp & RT3070_RF_KICK))
1291 break;
1292 }
1293 if (ntries == 100)
1294 return (ETIMEDOUT);
1295
1296 *val = tmp & 0xff;
1297 return (0);
1298 }
1299
1300 static int
1301 run_rt3070_rf_write(struct run_softc *sc, uint8_t reg, uint8_t val)
1302 {
1303 uint32_t tmp;
1304 int error, ntries;
1305
1306 for (ntries = 0; ntries < 10; ntries++) {
1307 if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0)
1308 return (error);
1309 if (!(tmp & RT3070_RF_KICK))
1310 break;
1311 }
1312 if (ntries == 10)
1313 return (ETIMEDOUT);
1314
1315 tmp = RT3070_RF_WRITE | RT3070_RF_KICK | reg << 8 | val;
1316 return (run_write(sc, RT3070_RF_CSR_CFG, tmp));
1317 }
1318
1319 static int
1320 run_bbp_read(struct run_softc *sc, uint8_t reg, uint8_t *val)
1321 {
1322 uint32_t tmp;
1323 int ntries, error;
1324
1325 for (ntries = 0; ntries < 10; ntries++) {
1326 if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1327 return (error);
1328 if (!(tmp & RT2860_BBP_CSR_KICK))
1329 break;
1330 }
1331 if (ntries == 10)
1332 return (ETIMEDOUT);
1333
1334 tmp = RT2860_BBP_CSR_READ | RT2860_BBP_CSR_KICK | reg << 8;
1335 if ((error = run_write(sc, RT2860_BBP_CSR_CFG, tmp)) != 0)
1336 return (error);
1337
1338 for (ntries = 0; ntries < 10; ntries++) {
1339 if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1340 return (error);
1341 if (!(tmp & RT2860_BBP_CSR_KICK))
1342 break;
1343 }
1344 if (ntries == 10)
1345 return (ETIMEDOUT);
1346
1347 *val = tmp & 0xff;
1348 return (0);
1349 }
1350
1351 static int
1352 run_bbp_write(struct run_softc *sc, uint8_t reg, uint8_t val)
1353 {
1354 uint32_t tmp;
1355 int ntries, error;
1356
1357 for (ntries = 0; ntries < 10; ntries++) {
1358 if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0)
1359 return (error);
1360 if (!(tmp & RT2860_BBP_CSR_KICK))
1361 break;
1362 }
1363 if (ntries == 10)
1364 return (ETIMEDOUT);
1365
1366 tmp = RT2860_BBP_CSR_KICK | reg << 8 | val;
1367 return (run_write(sc, RT2860_BBP_CSR_CFG, tmp));
1368 }
1369
1370 /*
1371 * Send a command to the 8051 microcontroller unit.
1372 */
1373 static int
1374 run_mcu_cmd(struct run_softc *sc, uint8_t cmd, uint16_t arg)
1375 {
1376 uint32_t tmp;
1377 int error, ntries;
1378
1379 for (ntries = 0; ntries < 100; ntries++) {
1380 if ((error = run_read(sc, RT2860_H2M_MAILBOX, &tmp)) != 0)
1381 return error;
1382 if (!(tmp & RT2860_H2M_BUSY))
1383 break;
1384 }
1385 if (ntries == 100)
1386 return ETIMEDOUT;
1387
1388 tmp = RT2860_H2M_BUSY | RT2860_TOKEN_NO_INTR << 16 | arg;
1389 if ((error = run_write(sc, RT2860_H2M_MAILBOX, tmp)) == 0)
1390 error = run_write(sc, RT2860_HOST_CMD, cmd);
1391 return (error);
1392 }
1393
1394 /*
1395 * Add `delta' (signed) to each 4-bit sub-word of a 32-bit word.
1396 * Used to adjust per-rate Tx power registers.
1397 */
1398 static __inline uint32_t
1399 b4inc(uint32_t b32, int8_t delta)
1400 {
1401 int8_t i, b4;
1402
1403 for (i = 0; i < 8; i++) {
1404 b4 = b32 & 0xf;
1405 b4 += delta;
1406 if (b4 < 0)
1407 b4 = 0;
1408 else if (b4 > 0xf)
1409 b4 = 0xf;
1410 b32 = b32 >> 4 | b4 << 28;
1411 }
1412 return (b32);
1413 }
1414
1415 static const char *
1416 run_get_rf(int rev)
1417 {
1418 switch (rev) {
1419 case RT2860_RF_2820: return "RT2820";
1420 case RT2860_RF_2850: return "RT2850";
1421 case RT2860_RF_2720: return "RT2720";
1422 case RT2860_RF_2750: return "RT2750";
1423 case RT3070_RF_3020: return "RT3020";
1424 case RT3070_RF_2020: return "RT2020";
1425 case RT3070_RF_3021: return "RT3021";
1426 case RT3070_RF_3022: return "RT3022";
1427 case RT3070_RF_3052: return "RT3052";
1428 }
1429 return ("unknown");
1430 }
1431
1432 int
1433 run_read_eeprom(struct run_softc *sc)
1434 {
1435 int8_t delta_2ghz, delta_5ghz;
1436 uint32_t tmp;
1437 uint16_t val;
1438 int ridx, ant, i;
1439
1440 /* check whether the ROM is eFUSE ROM or EEPROM */
1441 sc->sc_srom_read = run_eeprom_read_2;
1442 if (sc->mac_ver >= 0x3070) {
1443 run_read(sc, RT3070_EFUSE_CTRL, &tmp);
1444 DPRINTF("EFUSE_CTRL=0x%08x\n", tmp);
1445 if (tmp & RT3070_SEL_EFUSE)
1446 sc->sc_srom_read = run_efuse_read_2;
1447 }
1448
1449 /* read ROM version */
1450 run_srom_read(sc, RT2860_EEPROM_VERSION, &val);
1451 DPRINTF("EEPROM rev=%d, FAE=%d\n", val & 0xff, val >> 8);
1452
1453 /* read MAC address */
1454 run_srom_read(sc, RT2860_EEPROM_MAC01, &val);
1455 sc->sc_bssid[0] = val & 0xff;
1456 sc->sc_bssid[1] = val >> 8;
1457 run_srom_read(sc, RT2860_EEPROM_MAC23, &val);
1458 sc->sc_bssid[2] = val & 0xff;
1459 sc->sc_bssid[3] = val >> 8;
1460 run_srom_read(sc, RT2860_EEPROM_MAC45, &val);
1461 sc->sc_bssid[4] = val & 0xff;
1462 sc->sc_bssid[5] = val >> 8;
1463
1464 /* read vender BBP settings */
1465 for (i = 0; i < 10; i++) {
1466 run_srom_read(sc, RT2860_EEPROM_BBP_BASE + i, &val);
1467 sc->bbp[i].val = val & 0xff;
1468 sc->bbp[i].reg = val >> 8;
1469 DPRINTF("BBP%d=0x%02x\n", sc->bbp[i].reg, sc->bbp[i].val);
1470 }
1471 if (sc->mac_ver >= 0x3071) {
1472 /* read vendor RF settings */
1473 for (i = 0; i < 10; i++) {
1474 run_srom_read(sc, RT3071_EEPROM_RF_BASE + i, &val);
1475 sc->rf[i].val = val & 0xff;
1476 sc->rf[i].reg = val >> 8;
1477 DPRINTF("RF%d=0x%02x\n", sc->rf[i].reg,
1478 sc->rf[i].val);
1479 }
1480 }
1481
1482 /* read RF frequency offset from EEPROM */
1483 run_srom_read(sc, RT2860_EEPROM_FREQ_LEDS, &val);
1484 sc->freq = ((val & 0xff) != 0xff) ? val & 0xff : 0;
1485 DPRINTF("EEPROM freq offset %d\n", sc->freq & 0xff);
1486
1487 if (val >> 8 != 0xff) {
1488 /* read LEDs operating mode */
1489 sc->leds = val >> 8;
1490 run_srom_read(sc, RT2860_EEPROM_LED1, &sc->led[0]);
1491 run_srom_read(sc, RT2860_EEPROM_LED2, &sc->led[1]);
1492 run_srom_read(sc, RT2860_EEPROM_LED3, &sc->led[2]);
1493 } else {
1494 /* broken EEPROM, use default settings */
1495 sc->leds = 0x01;
1496 sc->led[0] = 0x5555;
1497 sc->led[1] = 0x2221;
1498 sc->led[2] = 0x5627; /* differs from RT2860 */
1499 }
1500 DPRINTF("EEPROM LED mode=0x%02x, LEDs=0x%04x/0x%04x/0x%04x\n",
1501 sc->leds, sc->led[0], sc->led[1], sc->led[2]);
1502
1503 /* read RF information */
1504 run_srom_read(sc, RT2860_EEPROM_ANTENNA, &val);
1505 if (val == 0xffff) {
1506 DPRINTF("invalid EEPROM antenna info, using default\n");
1507 if (sc->mac_ver == 0x3572) {
1508 /* default to RF3052 2T2R */
1509 sc->rf_rev = RT3070_RF_3052;
1510 sc->ntxchains = 2;
1511 sc->nrxchains = 2;
1512 } else if (sc->mac_ver >= 0x3070) {
1513 /* default to RF3020 1T1R */
1514 sc->rf_rev = RT3070_RF_3020;
1515 sc->ntxchains = 1;
1516 sc->nrxchains = 1;
1517 } else {
1518 /* default to RF2820 1T2R */
1519 sc->rf_rev = RT2860_RF_2820;
1520 sc->ntxchains = 1;
1521 sc->nrxchains = 2;
1522 }
1523 } else {
1524 sc->rf_rev = (val >> 8) & 0xf;
1525 sc->ntxchains = (val >> 4) & 0xf;
1526 sc->nrxchains = val & 0xf;
1527 }
1528 DPRINTF("EEPROM RF rev=0x%02x chains=%dT%dR\n",
1529 sc->rf_rev, sc->ntxchains, sc->nrxchains);
1530
1531 /* check if RF supports automatic Tx access gain control */
1532 run_srom_read(sc, RT2860_EEPROM_CONFIG, &val);
1533 DPRINTF("EEPROM CFG 0x%04x\n", val);
1534 /* check if driver should patch the DAC issue */
1535 if ((val >> 8) != 0xff)
1536 sc->patch_dac = (val >> 15) & 1;
1537 if ((val & 0xff) != 0xff) {
1538 sc->ext_5ghz_lna = (val >> 3) & 1;
1539 sc->ext_2ghz_lna = (val >> 2) & 1;
1540 /* check if RF supports automatic Tx access gain control */
1541 sc->calib_2ghz = sc->calib_5ghz = (val >> 1) & 1;
1542 /* check if we have a hardware radio switch */
1543 sc->rfswitch = val & 1;
1544 }
1545
1546 /* read power settings for 2GHz channels */
1547 for (i = 0; i < 14; i += 2) {
1548 run_srom_read(sc, RT2860_EEPROM_PWR2GHZ_BASE1 + i / 2, &val);
1549 sc->txpow1[i + 0] = (int8_t)(val & 0xff);
1550 sc->txpow1[i + 1] = (int8_t)(val >> 8);
1551
1552 run_srom_read(sc, RT2860_EEPROM_PWR2GHZ_BASE2 + i / 2, &val);
1553 sc->txpow2[i + 0] = (int8_t)(val & 0xff);
1554 sc->txpow2[i + 1] = (int8_t)(val >> 8);
1555 }
1556 /* fix broken Tx power entries */
1557 for (i = 0; i < 14; i++) {
1558 if (sc->txpow1[i] < 0 || sc->txpow1[i] > 31)
1559 sc->txpow1[i] = 5;
1560 if (sc->txpow2[i] < 0 || sc->txpow2[i] > 31)
1561 sc->txpow2[i] = 5;
1562 DPRINTF("chan %d: power1=%d, power2=%d\n",
1563 rt2860_rf2850[i].chan, sc->txpow1[i], sc->txpow2[i]);
1564 }
1565 /* read power settings for 5GHz channels */
1566 for (i = 0; i < 40; i += 2) {
1567 run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE1 + i / 2, &val);
1568 sc->txpow1[i + 14] = (int8_t)(val & 0xff);
1569 sc->txpow1[i + 15] = (int8_t)(val >> 8);
1570
1571 run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE2 + i / 2, &val);
1572 sc->txpow2[i + 14] = (int8_t)(val & 0xff);
1573 sc->txpow2[i + 15] = (int8_t)(val >> 8);
1574 }
1575 /* fix broken Tx power entries */
1576 for (i = 0; i < 40; i++) {
1577 if (sc->txpow1[14 + i] < -7 || sc->txpow1[14 + i] > 15)
1578 sc->txpow1[14 + i] = 5;
1579 if (sc->txpow2[14 + i] < -7 || sc->txpow2[14 + i] > 15)
1580 sc->txpow2[14 + i] = 5;
1581 DPRINTF("chan %d: power1=%d, power2=%d\n",
1582 rt2860_rf2850[14 + i].chan, sc->txpow1[14 + i],
1583 sc->txpow2[14 + i]);
1584 }
1585
1586 /* read Tx power compensation for each Tx rate */
1587 run_srom_read(sc, RT2860_EEPROM_DELTAPWR, &val);
1588 delta_2ghz = delta_5ghz = 0;
1589 if ((val & 0xff) != 0xff && (val & 0x80)) {
1590 delta_2ghz = val & 0xf;
1591 if (!(val & 0x40)) /* negative number */
1592 delta_2ghz = -delta_2ghz;
1593 }
1594 val >>= 8;
1595 if ((val & 0xff) != 0xff && (val & 0x80)) {
1596 delta_5ghz = val & 0xf;
1597 if (!(val & 0x40)) /* negative number */
1598 delta_5ghz = -delta_5ghz;
1599 }
1600 DPRINTF("power compensation=%d (2GHz), %d (5GHz)\n",
1601 delta_2ghz, delta_5ghz);
1602
1603 for (ridx = 0; ridx < 5; ridx++) {
1604 uint32_t reg;
1605
1606 run_srom_read(sc, RT2860_EEPROM_RPWR + ridx * 2, &val);
1607 reg = val;
1608 run_srom_read(sc, RT2860_EEPROM_RPWR + ridx * 2 + 1, &val);
1609 reg |= (uint32_t)val << 16;
1610
1611 sc->txpow20mhz[ridx] = reg;
1612 sc->txpow40mhz_2ghz[ridx] = b4inc(reg, delta_2ghz);
1613 sc->txpow40mhz_5ghz[ridx] = b4inc(reg, delta_5ghz);
1614
1615 DPRINTF("ridx %d: power 20MHz=0x%08x, 40MHz/2GHz=0x%08x, "
1616 "40MHz/5GHz=0x%08x\n", ridx, sc->txpow20mhz[ridx],
1617 sc->txpow40mhz_2ghz[ridx], sc->txpow40mhz_5ghz[ridx]);
1618 }
1619
1620 /* read RSSI offsets and LNA gains from EEPROM */
1621 run_srom_read(sc, RT2860_EEPROM_RSSI1_2GHZ, &val);
1622 sc->rssi_2ghz[0] = val & 0xff; /* Ant A */
1623 sc->rssi_2ghz[1] = val >> 8; /* Ant B */
1624 run_srom_read(sc, RT2860_EEPROM_RSSI2_2GHZ, &val);
1625 if (sc->mac_ver >= 0x3070) {
1626 /*
1627 * On RT3070 chips (limited to 2 Rx chains), this ROM
1628 * field contains the Tx mixer gain for the 2GHz band.
1629 */
1630 if ((val & 0xff) != 0xff)
1631 sc->txmixgain_2ghz = val & 0x7;
1632 DPRINTF("tx mixer gain=%u (2GHz)\n", sc->txmixgain_2ghz);
1633 } else
1634 sc->rssi_2ghz[2] = val & 0xff; /* Ant C */
1635 sc->lna[2] = val >> 8; /* channel group 2 */
1636
1637 run_srom_read(sc, RT2860_EEPROM_RSSI1_5GHZ, &val);
1638 sc->rssi_5ghz[0] = val & 0xff; /* Ant A */
1639 sc->rssi_5ghz[1] = val >> 8; /* Ant B */
1640 run_srom_read(sc, RT2860_EEPROM_RSSI2_5GHZ, &val);
1641 if (sc->mac_ver == 0x3572) {
1642 /*
1643 * On RT3572 chips (limited to 2 Rx chains), this ROM
1644 * field contains the Tx mixer gain for the 5GHz band.
1645 */
1646 if ((val & 0xff) != 0xff)
1647 sc->txmixgain_5ghz = val & 0x7;
1648 DPRINTF("tx mixer gain=%u (5GHz)\n", sc->txmixgain_5ghz);
1649 } else
1650 sc->rssi_5ghz[2] = val & 0xff; /* Ant C */
1651 sc->lna[3] = val >> 8; /* channel group 3 */
1652
1653 run_srom_read(sc, RT2860_EEPROM_LNA, &val);
1654 sc->lna[0] = val & 0xff; /* channel group 0 */
1655 sc->lna[1] = val >> 8; /* channel group 1 */
1656
1657 /* fix broken 5GHz LNA entries */
1658 if (sc->lna[2] == 0 || sc->lna[2] == 0xff) {
1659 DPRINTF("invalid LNA for channel group %d\n", 2);
1660 sc->lna[2] = sc->lna[1];
1661 }
1662 if (sc->lna[3] == 0 || sc->lna[3] == 0xff) {
1663 DPRINTF("invalid LNA for channel group %d\n", 3);
1664 sc->lna[3] = sc->lna[1];
1665 }
1666
1667 /* fix broken RSSI offset entries */
1668 for (ant = 0; ant < 3; ant++) {
1669 if (sc->rssi_2ghz[ant] < -10 || sc->rssi_2ghz[ant] > 10) {
1670 DPRINTF("invalid RSSI%d offset: %d (2GHz)\n",
1671 ant + 1, sc->rssi_2ghz[ant]);
1672 sc->rssi_2ghz[ant] = 0;
1673 }
1674 if (sc->rssi_5ghz[ant] < -10 || sc->rssi_5ghz[ant] > 10) {
1675 DPRINTF("invalid RSSI%d offset: %d (5GHz)\n",
1676 ant + 1, sc->rssi_5ghz[ant]);
1677 sc->rssi_5ghz[ant] = 0;
1678 }
1679 }
1680 return (0);
1681 }
1682
1683 struct ieee80211_node *
1684 run_node_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN])
1685 {
1686 return malloc(sizeof (struct run_node), M_DEVBUF, M_NOWAIT | M_ZERO);
1687 }
1688
1689 static int
1690 run_media_change(struct ifnet *ifp)
1691 {
1692 struct ieee80211vap *vap = ifp->if_softc;
1693 struct ieee80211com *ic = vap->iv_ic;
1694 const struct ieee80211_txparam *tp;
1695 struct run_softc *sc = ic->ic_ifp->if_softc;
1696 uint8_t rate, ridx;
1697 int error;
1698
1699 RUN_LOCK(sc);
1700
1701 error = ieee80211_media_change(ifp);
1702 if (error != ENETRESET) {
1703 RUN_UNLOCK(sc);
1704 return (error);
1705 }
1706
1707 tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
1708 if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) {
1709 struct ieee80211_node *ni;
1710 struct run_node *rn;
1711
1712 rate = ic->ic_sup_rates[ic->ic_curmode].
1713 rs_rates[tp->ucastrate] & IEEE80211_RATE_VAL;
1714 for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
1715 if (rt2860_rates[ridx].rate == rate)
1716 break;
1717 ni = ieee80211_ref_node(vap->iv_bss);
1718 rn = (struct run_node *)ni;
1719 rn->fix_ridx = ridx;
1720 DPRINTF("rate=%d, fix_ridx=%d\n", rate, rn->fix_ridx);
1721 ieee80211_free_node(ni);
1722 }
1723
1724 #if 0
1725 if ((ifp->if_flags & IFF_UP) &&
1726 (ifp->if_drv_flags & IFF_DRV_RUNNING)){
1727 run_init_locked(sc);
1728 }
1729 #endif
1730
1731 RUN_UNLOCK(sc);
1732
1733 return (0);
1734 }
1735
1736 static int
1737 run_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
1738 {
1739 const struct ieee80211_txparam *tp;
1740 struct ieee80211com *ic = vap->iv_ic;
1741 struct run_softc *sc = ic->ic_ifp->if_softc;
1742 struct run_vap *rvp = RUN_VAP(vap);
1743 enum ieee80211_state ostate;
1744 uint32_t sta[3];
1745 uint32_t tmp;
1746 uint8_t ratectl;
1747 uint8_t restart_ratectl = 0;
1748 uint8_t bid = 1 << rvp->rvp_id;
1749
1750 ostate = vap->iv_state;
1751 DPRINTF("%s -> %s\n",
1752 ieee80211_state_name[ostate],
1753 ieee80211_state_name[nstate]);
1754
1755 IEEE80211_UNLOCK(ic);
1756 RUN_LOCK(sc);
1757
1758 ratectl = sc->ratectl_run; /* remember current state */
1759 sc->ratectl_run = RUN_RATECTL_OFF;
1760 usb_callout_stop(&sc->ratectl_ch);
1761
1762 if (ostate == IEEE80211_S_RUN) {
1763 /* turn link LED off */
1764 run_set_leds(sc, RT2860_LED_RADIO);
1765 }
1766
1767 switch (nstate) {
1768 case IEEE80211_S_INIT:
1769 restart_ratectl = 1;
1770
1771 if (ostate != IEEE80211_S_RUN)
1772 break;
1773
1774 ratectl &= ~bid;
1775 sc->runbmap &= ~bid;
1776
1777 /* abort TSF synchronization if there is no vap running */
1778 if (--sc->running == 0) {
1779 run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
1780 run_write(sc, RT2860_BCN_TIME_CFG,
1781 tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
1782 RT2860_TBTT_TIMER_EN));
1783 }
1784 break;
1785
1786
1787 case IEEE80211_S_RUN:
1788 if (!(sc->runbmap & bid)) {
1789 if(sc->running++)
1790 restart_ratectl = 1;
1791 sc->runbmap |= bid;
1792 }
1793
1794 switch (vap->iv_opmode) {
1795 case IEEE80211_M_HOSTAP:
1796 case IEEE80211_M_MBSS:
1797 sc->ap_running |= bid;
1798 ic->ic_opmode = vap->iv_opmode;
1799 run_update_beacon_cb(vap);
1800 break;
1801 case IEEE80211_M_IBSS:
1802 sc->adhoc_running |= bid;
1803 if (!sc->ap_running)
1804 ic->ic_opmode = vap->iv_opmode;
1805 run_update_beacon_cb(vap);
1806 break;
1807 case IEEE80211_M_STA:
1808 sc->sta_running |= bid;
1809 if (!sc->ap_running && !sc->adhoc_running)
1810 ic->ic_opmode = vap->iv_opmode;
1811
1812 /* read statistic counters (clear on read) */
1813 run_read_region_1(sc, RT2860_TX_STA_CNT0,
1814 (uint8_t *)sta, sizeof sta);
1815
1816 break;
1817 default:
1818 ic->ic_opmode = vap->iv_opmode;
1819 break;
1820 }
1821
1822 if (vap->iv_opmode != IEEE80211_M_MONITOR) {
1823 struct ieee80211_node *ni;
1824
1825 run_updateslot(ic->ic_ifp);
1826 run_enable_mrr(sc);
1827 run_set_txpreamble(sc);
1828 run_set_basicrates(sc);
1829 ni = ieee80211_ref_node(vap->iv_bss);
1830 IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid);
1831 run_set_bssid(sc, ni->ni_bssid);
1832 ieee80211_free_node(ni);
1833 run_enable_tsf_sync(sc);
1834
1835 /* enable automatic rate adaptation */
1836 tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
1837 if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
1838 ratectl |= bid;
1839 }
1840
1841 /* turn link LED on */
1842 run_set_leds(sc, RT2860_LED_RADIO |
1843 (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan) ?
1844 RT2860_LED_LINK_2GHZ : RT2860_LED_LINK_5GHZ));
1845
1846 break;
1847 default:
1848 DPRINTFN(6, "undefined case\n");
1849 break;
1850 }
1851
1852 /* restart amrr for running VAPs */
1853 if ((sc->ratectl_run = ratectl) && restart_ratectl)
1854 usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc);
1855
1856 RUN_UNLOCK(sc);
1857 IEEE80211_LOCK(ic);
1858
1859 return(rvp->newstate(vap, nstate, arg));
1860 }
1861
1862 /* ARGSUSED */
1863 static void
1864 run_wme_update_cb(void *arg)
1865 {
1866 struct ieee80211com *ic = arg;
1867 struct run_softc *sc = ic->ic_ifp->if_softc;
1868 struct ieee80211_wme_state *wmesp = &ic->ic_wme;
1869 int aci, error = 0;
1870
1871 RUN_LOCK_ASSERT(sc, MA_OWNED);
1872
1873 /* update MAC TX configuration registers */
1874 for (aci = 0; aci < WME_NUM_AC; aci++) {
1875 error = run_write(sc, RT2860_EDCA_AC_CFG(aci),
1876 wmesp->wme_params[aci].wmep_logcwmax << 16 |
1877 wmesp->wme_params[aci].wmep_logcwmin << 12 |
1878 wmesp->wme_params[aci].wmep_aifsn << 8 |
1879 wmesp->wme_params[aci].wmep_txopLimit);
1880 if (error) goto err;
1881 }
1882
1883 /* update SCH/DMA registers too */
1884 error = run_write(sc, RT2860_WMM_AIFSN_CFG,
1885 wmesp->wme_params[WME_AC_VO].wmep_aifsn << 12 |
1886 wmesp->wme_params[WME_AC_VI].wmep_aifsn << 8 |
1887 wmesp->wme_params[WME_AC_BK].wmep_aifsn << 4 |
1888 wmesp->wme_params[WME_AC_BE].wmep_aifsn);
1889 if (error) goto err;
1890 error = run_write(sc, RT2860_WMM_CWMIN_CFG,
1891 wmesp->wme_params[WME_AC_VO].wmep_logcwmin << 12 |
1892 wmesp->wme_params[WME_AC_VI].wmep_logcwmin << 8 |
1893 wmesp->wme_params[WME_AC_BK].wmep_logcwmin << 4 |
1894 wmesp->wme_params[WME_AC_BE].wmep_logcwmin);
1895 if (error) goto err;
1896 error = run_write(sc, RT2860_WMM_CWMAX_CFG,
1897 wmesp->wme_params[WME_AC_VO].wmep_logcwmax << 12 |
1898 wmesp->wme_params[WME_AC_VI].wmep_logcwmax << 8 |
1899 wmesp->wme_params[WME_AC_BK].wmep_logcwmax << 4 |
1900 wmesp->wme_params[WME_AC_BE].wmep_logcwmax);
1901 if (error) goto err;
1902 error = run_write(sc, RT2860_WMM_TXOP0_CFG,
1903 wmesp->wme_params[WME_AC_BK].wmep_txopLimit << 16 |
1904 wmesp->wme_params[WME_AC_BE].wmep_txopLimit);
1905 if (error) goto err;
1906 error = run_write(sc, RT2860_WMM_TXOP1_CFG,
1907 wmesp->wme_params[WME_AC_VO].wmep_txopLimit << 16 |
1908 wmesp->wme_params[WME_AC_VI].wmep_txopLimit);
1909
1910 err:
1911 if (error)
1912 DPRINTF("WME update failed\n");
1913
1914 return;
1915 }
1916
1917 static int
1918 run_wme_update(struct ieee80211com *ic)
1919 {
1920 struct run_softc *sc = ic->ic_ifp->if_softc;
1921
1922 /* sometime called wothout lock */
1923 if (mtx_owned(&ic->ic_comlock.mtx)) {
1924 uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store);
1925 DPRINTF("cmdq_store=%d\n", i);
1926 sc->cmdq[i].func = run_wme_update_cb;
1927 sc->cmdq[i].arg0 = ic;
1928 ieee80211_runtask(ic, &sc->cmdq_task);
1929 return (0);
1930 }
1931
1932 RUN_LOCK(sc);
1933 run_wme_update_cb(ic);
1934 RUN_UNLOCK(sc);
1935
1936 /* return whatever, upper layer desn't care anyway */
1937 return (0);
1938 }
1939
1940 static void
1941 run_key_update_begin(struct ieee80211vap *vap)
1942 {
1943 /*
1944 * To avoid out-of-order events, both run_key_set() and
1945 * _delete() are deferred and handled by run_cmdq_cb().
1946 * So, there is nothing we need to do here.
1947 */
1948 }
1949
1950 static void
1951 run_key_update_end(struct ieee80211vap *vap)
1952 {
1953 /* null */
1954 }
1955
1956 static void
1957 run_key_set_cb(void *arg)
1958 {
1959 struct run_cmdq *cmdq = arg;
1960 struct ieee80211vap *vap = cmdq->arg1;
1961 struct ieee80211_key *k = cmdq->k;
1962 struct ieee80211com *ic = vap->iv_ic;
1963 struct run_softc *sc = ic->ic_ifp->if_softc;
1964 struct ieee80211_node *ni;
1965 uint32_t attr;
1966 uint16_t base, associd;
1967 uint8_t mode, wcid, iv[8];
1968
1969 RUN_LOCK_ASSERT(sc, MA_OWNED);
1970
1971 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1972 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, cmdq->mac);
1973 else
1974 ni = vap->iv_bss;
1975 associd = (ni != NULL) ? ni->ni_associd : 0;
1976
1977 /* map net80211 cipher to RT2860 security mode */
1978 switch (k->wk_cipher->ic_cipher) {
1979 case IEEE80211_CIPHER_WEP:
1980 if(k->wk_keylen < 8)
1981 mode = RT2860_MODE_WEP40;
1982 else
1983 mode = RT2860_MODE_WEP104;
1984 break;
1985 case IEEE80211_CIPHER_TKIP:
1986 mode = RT2860_MODE_TKIP;
1987 break;
1988 case IEEE80211_CIPHER_AES_CCM:
1989 mode = RT2860_MODE_AES_CCMP;
1990 break;
1991 default:
1992 DPRINTF("undefined case\n");
1993 return;
1994 }
1995
1996 DPRINTFN(1, "associd=%x, keyix=%d, mode=%x, type=%s, tx=%s, rx=%s\n",
1997 associd, k->wk_keyix, mode,
1998 (k->wk_flags & IEEE80211_KEY_GROUP) ? "group" : "pairwise",
1999 (k->wk_flags & IEEE80211_KEY_XMIT) ? "on" : "off",
2000 (k->wk_flags & IEEE80211_KEY_RECV) ? "on" : "off");
2001
2002 if (k->wk_flags & IEEE80211_KEY_GROUP) {
2003 wcid = 0; /* NB: update WCID0 for group keys */
2004 base = RT2860_SKEY(RUN_VAP(vap)->rvp_id, k->wk_keyix);
2005 } else {
2006 wcid = RUN_AID2WCID(associd);
2007 base = RT2860_PKEY(wcid);
2008 }
2009
2010 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP) {
2011 if(run_write_region_1(sc, base, k->wk_key, 16))
2012 return;
2013 if(run_write_region_1(sc, base + 16, &k->wk_key[16], 8)) /* wk_txmic */
2014 return;
2015 if(run_write_region_1(sc, base + 24, &k->wk_key[24], 8)) /* wk_rxmic */
2016 return;
2017 } else {
2018 /* roundup len to 16-bit: XXX fix write_region_1() instead */
2019 if(run_write_region_1(sc, base, k->wk_key, (k->wk_keylen + 1) & ~1))
2020 return;
2021 }
2022
2023 if (!(k->wk_flags & IEEE80211_KEY_GROUP) ||
2024 (k->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))) {
2025 /* set initial packet number in IV+EIV */
2026 if (k->wk_cipher == IEEE80211_CIPHER_WEP) {
2027 memset(iv, 0, sizeof iv);
2028 iv[3] = vap->iv_def_txkey << 6;
2029 } else {
2030 if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP) {
2031 iv[0] = k->wk_keytsc >> 8;
2032 iv[1] = (iv[0] | 0x20) & 0x7f;
2033 iv[2] = k->wk_keytsc;
2034 } else /* CCMP */ {
2035 iv[0] = k->wk_keytsc;
2036 iv[1] = k->wk_keytsc >> 8;
2037 iv[2] = 0;
2038 }
2039 iv[3] = k->wk_keyix << 6 | IEEE80211_WEP_EXTIV;
2040 iv[4] = k->wk_keytsc >> 16;
2041 iv[5] = k->wk_keytsc >> 24;
2042 iv[6] = k->wk_keytsc >> 32;
2043 iv[7] = k->wk_keytsc >> 40;
2044 }
2045 if (run_write_region_1(sc, RT2860_IVEIV(wcid), iv, 8))
2046 return;
2047 }
2048
2049 if (k->wk_flags & IEEE80211_KEY_GROUP) {
2050 /* install group key */
2051 if (run_read(sc, RT2860_SKEY_MODE_0_7, &attr))
2052 return;
2053 attr &= ~(0xf << (k->wk_keyix * 4));
2054 attr |= mode << (k->wk_keyix * 4);
2055 if (run_write(sc, RT2860_SKEY_MODE_0_7, attr))
2056 return;
2057 } else {
2058 /* install pairwise key */
2059 if (run_read(sc, RT2860_WCID_ATTR(wcid), &attr))
2060 return;
2061 attr = (attr & ~0xf) | (mode << 1) | RT2860_RX_PKEY_EN;
2062 if (run_write(sc, RT2860_WCID_ATTR(wcid), attr))
2063 return;
2064 }
2065
2066 /* TODO create a pass-thru key entry? */
2067
2068 /* need wcid to delete the right key later */
2069 k->wk_pad = wcid;
2070 }
2071
2072 /*
2073 * Don't have to be deferred, but in order to keep order of
2074 * execution, i.e. with run_key_delete(), defer this and let
2075 * run_cmdq_cb() maintain the order.
2076 *
2077 * return 0 on error
2078 */
2079 static int
2080 run_key_set(struct ieee80211vap *vap, struct ieee80211_key *k,
2081 const uint8_t mac[IEEE80211_ADDR_LEN])
2082 {
2083 struct ieee80211com *ic = vap->iv_ic;
2084 struct run_softc *sc = ic->ic_ifp->if_softc;
2085 uint32_t i;
2086
2087 i = RUN_CMDQ_GET(&sc->cmdq_store);
2088 DPRINTF("cmdq_store=%d\n", i);
2089 sc->cmdq[i].func = run_key_set_cb;
2090 sc->cmdq[i].arg0 = NULL;
2091 sc->cmdq[i].arg1 = vap;
2092 sc->cmdq[i].k = k;
2093 IEEE80211_ADDR_COPY(sc->cmdq[i].mac, mac);
2094 ieee80211_runtask(ic, &sc->cmdq_task);
2095
2096 /*
2097 * To make sure key will be set when hostapd
2098 * calls iv_key_set() before if_init().
2099 */
2100 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
2101 RUN_LOCK(sc);
2102 sc->cmdq_key_set = RUN_CMDQ_GO;
2103 RUN_UNLOCK(sc);
2104 }
2105
2106 return (1);
2107 }
2108
2109 /*
2110 * If wlan is destroyed without being brought down i.e. without
2111 * wlan down or wpa_cli terminate, this function is called after
2112 * vap is gone. Don't refer it.
2113 */
2114 static void
2115 run_key_delete_cb(void *arg)
2116 {
2117 struct run_cmdq *cmdq = arg;
2118 struct run_softc *sc = cmdq->arg1;
2119 struct ieee80211_key *k = &cmdq->key;
2120 uint32_t attr;
2121 uint8_t wcid;
2122
2123 RUN_LOCK_ASSERT(sc, MA_OWNED);
2124
2125 if (k->wk_flags & IEEE80211_KEY_GROUP) {
2126 /* remove group key */
2127 DPRINTF("removing group key\n");
2128 run_read(sc, RT2860_SKEY_MODE_0_7, &attr);
2129 attr &= ~(0xf << (k->wk_keyix * 4));
2130 run_write(sc, RT2860_SKEY_MODE_0_7, attr);
2131 } else {
2132 /* remove pairwise key */
2133 DPRINTF("removing key for wcid %x\n", k->wk_pad);
2134 /* matching wcid was written to wk_pad in run_key_set() */
2135 wcid = k->wk_pad;
2136 run_read(sc, RT2860_WCID_ATTR(wcid), &attr);
2137 attr &= ~0xf;
2138 run_write(sc, RT2860_WCID_ATTR(wcid), attr);
2139 run_set_region_4(sc, RT2860_WCID_ENTRY(wcid), 0, 8);
2140 }
2141
2142 k->wk_pad = 0;
2143 }
2144
2145 /*
2146 * return 0 on error
2147 */
2148 static int
2149 run_key_delete(struct ieee80211vap *vap, struct ieee80211_key *k)
2150 {
2151 struct ieee80211com *ic = vap->iv_ic;
2152 struct run_softc *sc = ic->ic_ifp->if_softc;
2153 struct ieee80211_key *k0;
2154 uint32_t i;
2155
2156 /*
2157 * When called back, key might be gone. So, make a copy
2158 * of some values need to delete keys before deferring.
2159 * But, because of LOR with node lock, cannot use lock here.
2160 * So, use atomic instead.
2161 */
2162 i = RUN_CMDQ_GET(&sc->cmdq_store);
2163 DPRINTF("cmdq_store=%d\n", i);
2164 sc->cmdq[i].func = run_key_delete_cb;
2165 sc->cmdq[i].arg0 = NULL;
2166 sc->cmdq[i].arg1 = sc;
2167 k0 = &sc->cmdq[i].key;
2168 k0->wk_flags = k->wk_flags;
2169 k0->wk_keyix = k->wk_keyix;
2170 /* matching wcid was written to wk_pad in run_key_set() */
2171 k0->wk_pad = k->wk_pad;
2172 ieee80211_runtask(ic, &sc->cmdq_task);
2173 return (1); /* return fake success */
2174
2175 }
2176
2177 static void
2178 run_ratectl_to(void *arg)
2179 {
2180 struct run_softc *sc = arg;
2181
2182 /* do it in a process context, so it can go sleep */
2183 ieee80211_runtask(sc->sc_ifp->if_l2com, &sc->ratectl_task);
2184 /* next timeout will be rescheduled in the callback task */
2185 }
2186
2187 /* ARGSUSED */
2188 static void
2189 run_ratectl_cb(void *arg, int pending)
2190 {
2191 struct run_softc *sc = arg;
2192 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
2193 struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
2194
2195 if (vap == NULL)
2196 return;
2197
2198 if (sc->rvp_cnt <= 1 && vap->iv_opmode == IEEE80211_M_STA)
2199 run_iter_func(sc, vap->iv_bss);
2200 else {
2201 /*
2202 * run_reset_livelock() doesn't do anything with AMRR,
2203 * but Ralink wants us to call it every 1 sec. So, we
2204 * piggyback here rather than creating another callout.
2205 * Livelock may occur only in HOSTAP or IBSS mode
2206 * (when h/w is sending beacons).
2207 */
2208 RUN_LOCK(sc);
2209 run_reset_livelock(sc);
2210 /* just in case, there are some stats to drain */
2211 run_drain_fifo(sc);
2212 RUN_UNLOCK(sc);
2213 ieee80211_iterate_nodes(&ic->ic_sta, run_iter_func, sc);
2214 }
2215
2216 if(sc->ratectl_run != RUN_RATECTL_OFF)
2217 usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc);
2218 }
2219
2220 static void
2221 run_drain_fifo(void *arg)
2222 {
2223 struct run_softc *sc = arg;
2224 struct ifnet *ifp = sc->sc_ifp;
2225 struct ieee80211_node *ni = sc->sc_ni[0]; /* make compiler happy */
2226 uint32_t stat;
2227 int retrycnt = 0;
2228 uint8_t wcid, mcs, pid;
2229
2230 RUN_LOCK_ASSERT(sc, MA_OWNED);
2231
2232 for (;;) {
2233 /* drain Tx status FIFO (maxsize = 16) */
2234 run_read(sc, RT2860_TX_STAT_FIFO, &stat);
2235 DPRINTFN(4, "tx stat 0x%08x\n", stat);
2236 if (!(stat & RT2860_TXQ_VLD))
2237 break;
2238
2239 wcid = (stat >> RT2860_TXQ_WCID_SHIFT) & 0xff;
2240
2241 /* if no ACK was requested, no feedback is available */
2242 if (!(stat & RT2860_TXQ_ACKREQ) || wcid > RT2870_WCID_MAX ||
2243 wcid == 0)
2244 continue;
2245
2246 ni = sc->sc_ni[wcid];
2247 if (ni->ni_rctls == NULL)
2248 continue;
2249
2250 /* update per-STA AMRR stats */
2251 if (stat & RT2860_TXQ_OK) {
2252 /*
2253 * Check if there were retries, ie if the Tx
2254 * success rate is different from the requested
2255 * rate. Note that it works only because we do
2256 * not allow rate fallback from OFDM to CCK.
2257 */
2258 mcs = (stat >> RT2860_TXQ_MCS_SHIFT) & 0x7f;
2259 pid = (stat >> RT2860_TXQ_PID_SHIFT) & 0xf;
2260 if (mcs + 1 != pid)
2261 retrycnt = 1;
2262 ieee80211_ratectl_tx_complete(ni->ni_vap, ni,
2263 IEEE80211_RATECTL_TX_SUCCESS,
2264 &retrycnt, NULL);
2265 } else {
2266 retrycnt = 1;
2267 ieee80211_ratectl_tx_complete(ni->ni_vap, ni,
2268 IEEE80211_RATECTL_TX_FAILURE,
2269 &retrycnt, NULL);
2270 ifp->if_oerrors++;
2271 }
2272 }
2273 DPRINTFN(3, "count=%d\n", sc->fifo_cnt);
2274
2275 sc->fifo_cnt = 0;
2276 }
2277
2278 static void
2279 run_iter_func(void *arg, struct ieee80211_node *ni)
2280 {
2281 struct run_softc *sc = arg;
2282 struct ieee80211vap *vap = ni->ni_vap;
2283 struct ieee80211com *ic = ni->ni_ic;
2284 struct ifnet *ifp = ic->ic_ifp;
2285 struct run_node *rn = (void *)ni;
2286 uint32_t sta[3];
2287 int txcnt = 0, success = 0, retrycnt = 0;
2288 int error;
2289
2290 if (sc->rvp_cnt <= 1 && (vap->iv_opmode == IEEE80211_M_IBSS ||
2291 vap->iv_opmode == IEEE80211_M_STA)) {
2292 RUN_LOCK(sc);
2293
2294 /* read statistic counters (clear on read) and update AMRR state */
2295 error = run_read_region_1(sc, RT2860_TX_STA_CNT0, (uint8_t *)sta,
2296 sizeof sta);
2297 if (error != 0)
2298 return;
2299
2300 DPRINTFN(3, "retrycnt=%d txcnt=%d failcnt=%d\n",
2301 le32toh(sta[1]) >> 16, le32toh(sta[1]) & 0xffff,
2302 le32toh(sta[0]) & 0xffff);
2303
2304 /* count failed TX as errors */
2305 ifp->if_oerrors += le32toh(sta[0]) & 0xffff;
2306
2307 retrycnt =
2308 (le32toh(sta[0]) & 0xffff) + /* failed TX count */
2309 (le32toh(sta[1]) >> 16); /* TX retransmission count */
2310
2311 txcnt =
2312 retrycnt +
2313 (le32toh(sta[1]) & 0xffff); /* successful TX count */
2314
2315 success =
2316 (le32toh(sta[1]) >> 16) +
2317 (le32toh(sta[1]) & 0xffff);
2318
2319 ieee80211_ratectl_tx_update(vap, ni, &txcnt, &success,
2320 &retrycnt);
2321
2322 RUN_UNLOCK(sc);
2323 }
2324
2325 rn->amrr_ridx = ieee80211_ratectl_rate(ni, NULL, 0);
2326 DPRINTFN(3, "ridx=%d\n", rn->amrr_ridx);
2327 }
2328
2329 static void
2330 run_newassoc_cb(void *arg)
2331 {
2332 struct run_cmdq *cmdq = arg;
2333 struct ieee80211_node *ni = cmdq->arg1;
2334 struct run_softc *sc = ni->ni_vap->iv_ic->ic_ifp->if_softc;
2335 uint8_t wcid = cmdq->wcid;
2336
2337 RUN_LOCK_ASSERT(sc, MA_OWNED);
2338
2339 run_write_region_1(sc, RT2860_WCID_ENTRY(wcid),
2340 ni->ni_macaddr, IEEE80211_ADDR_LEN);
2341 }
2342
2343 static void
2344 run_newassoc(struct ieee80211_node *ni, int isnew)
2345 {
2346 struct run_node *rn = (void *)ni;
2347 struct ieee80211_rateset *rs = &ni->ni_rates;
2348 struct ieee80211vap *vap = ni->ni_vap;
2349 struct ieee80211com *ic = vap->iv_ic;
2350 struct run_softc *sc = ic->ic_ifp->if_softc;
2351 uint8_t rate;
2352 uint8_t ridx;
2353 uint8_t wcid = RUN_AID2WCID(ni->ni_associd);
2354 int i, j;
2355
2356 if (wcid > RT2870_WCID_MAX) {
2357 device_printf(sc->sc_dev, "wcid=%d out of range\n", wcid);
2358 return;
2359 }
2360
2361 /* only interested in true associations */
2362 if (isnew && ni->ni_associd != 0) {
2363
2364 /*
2365 * This function could is called though timeout function.
2366 * Need to defer.
2367 */
2368 uint32_t cnt = RUN_CMDQ_GET(&sc->cmdq_store);
2369 DPRINTF("cmdq_store=%d\n", cnt);
2370 sc->cmdq[cnt].func = run_newassoc_cb;
2371 sc->cmdq[cnt].arg0 = NULL;
2372 sc->cmdq[cnt].arg1 = ni;
2373 sc->cmdq[cnt].wcid = wcid;
2374 ieee80211_runtask(ic, &sc->cmdq_task);
2375 }
2376
2377 DPRINTF("new assoc isnew=%d associd=%x addr=%s\n",
2378 isnew, ni->ni_associd, ether_sprintf(ni->ni_macaddr));
2379
2380 sc->sc_ni[wcid] = ni;
2381
2382 for (i = 0; i < rs->rs_nrates; i++) {
2383 rate = rs->rs_rates[i] & IEEE80211_RATE_VAL;
2384 /* convert 802.11 rate to hardware rate index */
2385 for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2386 if (rt2860_rates[ridx].rate == rate)
2387 break;
2388 rn->ridx[i] = ridx;
2389 /* determine rate of control response frames */
2390 for (j = i; j >= 0; j--) {
2391 if ((rs->rs_rates[j] & IEEE80211_RATE_BASIC) &&
2392 rt2860_rates[rn->ridx[i]].phy ==
2393 rt2860_rates[rn->ridx[j]].phy)
2394 break;
2395 }
2396 if (j >= 0) {
2397 rn->ctl_ridx[i] = rn->ridx[j];
2398 } else {
2399 /* no basic rate found, use mandatory one */
2400 rn->ctl_ridx[i] = rt2860_rates[ridx].ctl_ridx;
2401 }
2402 DPRINTF("rate=0x%02x ridx=%d ctl_ridx=%d\n",
2403 rs->rs_rates[i], rn->ridx[i], rn->ctl_ridx[i]);
2404 }
2405 rate = vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)].mgmtrate;
2406 for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
2407 if (rt2860_rates[ridx].rate == rate)
2408 break;
2409 rn->mgt_ridx = ridx;
2410 DPRINTF("rate=%d, mgmt_ridx=%d\n", rate, rn->mgt_ridx);
2411
2412 usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc);
2413 }
2414
2415 /*
2416 * Return the Rx chain with the highest RSSI for a given frame.
2417 */
2418 static __inline uint8_t
2419 run_maxrssi_chain(struct run_softc *sc, const struct rt2860_rxwi *rxwi)
2420 {
2421 uint8_t rxchain = 0;
2422
2423 if (sc->nrxchains > 1) {
2424 if (rxwi->rssi[1] > rxwi->rssi[rxchain])
2425 rxchain = 1;
2426 if (sc->nrxchains > 2)
2427 if (rxwi->rssi[2] > rxwi->rssi[rxchain])
2428 rxchain = 2;
2429 }
2430 return (rxchain);
2431 }
2432
2433 static void
2434 run_rx_frame(struct run_softc *sc, struct mbuf *m, uint32_t dmalen)
2435 {
2436 struct ifnet *ifp = sc->sc_ifp;
2437 struct ieee80211com *ic = ifp->if_l2com;
2438 struct ieee80211_frame *wh;
2439 struct ieee80211_node *ni;
2440 struct rt2870_rxd *rxd;
2441 struct rt2860_rxwi *rxwi;
2442 uint32_t flags;
2443 uint16_t len, phy;
2444 uint8_t ant, rssi;
2445 int8_t nf;
2446
2447 rxwi = mtod(m, struct rt2860_rxwi *);
2448 len = le16toh(rxwi->len) & 0xfff;
2449 if (__predict_false(len > dmalen)) {
2450 m_freem(m);
2451 ifp->if_ierrors++;
2452 DPRINTF("bad RXWI length %u > %u\n", len, dmalen);
2453 return;
2454 }
2455 /* Rx descriptor is located at the end */
2456 rxd = (struct rt2870_rxd *)(mtod(m, caddr_t) + dmalen);
2457 flags = le32toh(rxd->flags);
2458
2459 if (__predict_false(flags & (RT2860_RX_CRCERR | RT2860_RX_ICVERR))) {
2460 m_freem(m);
2461 ifp->if_ierrors++;
2462 DPRINTF("%s error.\n", (flags & RT2860_RX_CRCERR)?"CRC":"ICV");
2463 return;
2464 }
2465
2466 m->m_data += sizeof(struct rt2860_rxwi);
2467 m->m_pkthdr.len = m->m_len -= sizeof(struct rt2860_rxwi);
2468
2469 wh = mtod(m, struct ieee80211_frame *);
2470
2471 if (wh->i_fc[1] & IEEE80211_FC1_WEP) {
2472 wh->i_fc[1] &= ~IEEE80211_FC1_WEP;
2473 m->m_flags |= M_WEP;
2474 }
2475
2476 if (flags & RT2860_RX_L2PAD) {
2477 DPRINTFN(8, "received RT2860_RX_L2PAD frame\n");
2478 len += 2;
2479 }
2480
2481 ni = ieee80211_find_rxnode(ic,
2482 mtod(m, struct ieee80211_frame_min *));
2483
2484 if (__predict_false(flags & RT2860_RX_MICERR)) {
2485 /* report MIC failures to net80211 for TKIP */
2486 if (ni != NULL)
2487 ieee80211_notify_michael_failure(ni->ni_vap, wh, rxwi->keyidx);
2488 m_freem(m);
2489 ifp->if_ierrors++;
2490 DPRINTF("MIC error. Someone is lying.\n");
2491 return;
2492 }
2493
2494 ant = run_maxrssi_chain(sc, rxwi);
2495 rssi = rxwi->rssi[ant];
2496 nf = run_rssi2dbm(sc, rssi, ant);
2497
2498 m->m_pkthdr.rcvif = ifp;
2499 m->m_pkthdr.len = m->m_len = len;
2500
2501 if (ni != NULL) {
2502 (void)ieee80211_input(ni, m, rssi, nf);
2503 ieee80211_free_node(ni);
2504 } else {
2505 (void)ieee80211_input_all(ic, m, rssi, nf);
2506 }
2507
2508 if (__predict_false(ieee80211_radiotap_active(ic))) {
2509 struct run_rx_radiotap_header *tap = &sc->sc_rxtap;
2510
2511 tap->wr_flags = 0;
2512 tap->wr_chan_freq = htole16(ic->ic_bsschan->ic_freq);
2513 tap->wr_chan_flags = htole16(ic->ic_bsschan->ic_flags);
2514 tap->wr_antsignal = rssi;
2515 tap->wr_antenna = ant;
2516 tap->wr_dbm_antsignal = run_rssi2dbm(sc, rssi, ant);
2517 tap->wr_rate = 2; /* in case it can't be found below */
2518 phy = le16toh(rxwi->phy);
2519 switch (phy & RT2860_PHY_MODE) {
2520 case RT2860_PHY_CCK:
2521 switch ((phy & RT2860_PHY_MCS) & ~RT2860_PHY_SHPRE) {
2522 case 0: tap->wr_rate = 2; break;
2523 case 1: tap->wr_rate = 4; break;
2524 case 2: tap->wr_rate = 11; break;
2525 case 3: tap->wr_rate = 22; break;
2526 }
2527 if (phy & RT2860_PHY_SHPRE)
2528 tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
2529 break;
2530 case RT2860_PHY_OFDM:
2531 switch (phy & RT2860_PHY_MCS) {
2532 case 0: tap->wr_rate = 12; break;
2533 case 1: tap->wr_rate = 18; break;
2534 case 2: tap->wr_rate = 24; break;
2535 case 3: tap->wr_rate = 36; break;
2536 case 4: tap->wr_rate = 48; break;
2537 case 5: tap->wr_rate = 72; break;
2538 case 6: tap->wr_rate = 96; break;
2539 case 7: tap->wr_rate = 108; break;
2540 }
2541 break;
2542 }
2543 }
2544 }
2545
2546 static void
2547 run_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
2548 {
2549 struct run_softc *sc = usbd_xfer_softc(xfer);
2550 struct ifnet *ifp = sc->sc_ifp;
2551 struct mbuf *m = NULL;
2552 struct mbuf *m0;
2553 uint32_t dmalen;
2554 int xferlen;
2555
2556 usbd_xfer_status(xfer, &xferlen, NULL, NULL, NULL);
2557
2558 switch (USB_GET_STATE(xfer)) {
2559 case USB_ST_TRANSFERRED:
2560
2561 DPRINTFN(15, "rx done, actlen=%d\n", xferlen);
2562
2563 if (xferlen < (int)(sizeof(uint32_t) +
2564 sizeof(struct rt2860_rxwi) + sizeof(struct rt2870_rxd))) {
2565 DPRINTF("xfer too short %d\n", xferlen);
2566 goto tr_setup;
2567 }
2568
2569 m = sc->rx_m;
2570 sc->rx_m = NULL;
2571
2572 /* FALLTHROUGH */
2573 case USB_ST_SETUP:
2574 tr_setup:
2575 if (sc->rx_m == NULL) {
2576 sc->rx_m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR,
2577 MJUMPAGESIZE /* xfer can be bigger than MCLBYTES */);
2578 }
2579 if (sc->rx_m == NULL) {
2580 DPRINTF("could not allocate mbuf - idle with stall\n");
2581 ifp->if_ierrors++;
2582 usbd_xfer_set_stall(xfer);
2583 usbd_xfer_set_frames(xfer, 0);
2584 } else {
2585 /*
2586 * Directly loading a mbuf cluster into DMA to
2587 * save some data copying. This works because
2588 * there is only one cluster.
2589 */
2590 usbd_xfer_set_frame_data(xfer, 0,
2591 mtod(sc->rx_m, caddr_t), RUN_MAX_RXSZ);
2592 usbd_xfer_set_frames(xfer, 1);
2593 }
2594 usbd_transfer_submit(xfer);
2595 break;
2596
2597 default: /* Error */
2598 if (error != USB_ERR_CANCELLED) {
2599 /* try to clear stall first */
2600 usbd_xfer_set_stall(xfer);
2601
2602 if (error == USB_ERR_TIMEOUT)
2603 device_printf(sc->sc_dev, "device timeout\n");
2604
2605 ifp->if_ierrors++;
2606
2607 goto tr_setup;
2608 }
2609 if (sc->rx_m != NULL) {
2610 m_freem(sc->rx_m);
2611 sc->rx_m = NULL;
2612 }
2613 break;
2614 }
2615
2616 if (m == NULL)
2617 return;
2618
2619 /* inputting all the frames must be last */
2620
2621 RUN_UNLOCK(sc);
2622
2623 m->m_pkthdr.len = m->m_len = xferlen;
2624
2625 /* HW can aggregate multiple 802.11 frames in a single USB xfer */
2626 for(;;) {
2627 dmalen = le32toh(*mtod(m, uint32_t *)) & 0xffff;
2628
2629 if ((dmalen >= (uint32_t)-8) || (dmalen == 0) ||
2630 ((dmalen & 3) != 0)) {
2631 DPRINTF("bad DMA length %u\n", dmalen);
2632 break;
2633 }
2634 if ((dmalen + 8) > (uint32_t)xferlen) {
2635 DPRINTF("bad DMA length %u > %d\n",
2636 dmalen + 8, xferlen);
2637 break;
2638 }
2639
2640 /* If it is the last one or a single frame, we won't copy. */
2641 if ((xferlen -= dmalen + 8) <= 8) {
2642 /* trim 32-bit DMA-len header */
2643 m->m_data += 4;
2644 m->m_pkthdr.len = m->m_len -= 4;
2645 run_rx_frame(sc, m, dmalen);
2646 break;
2647 }
2648
2649 /* copy aggregated frames to another mbuf */
2650 m0 = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR);
2651 if (__predict_false(m0 == NULL)) {
2652 DPRINTF("could not allocate mbuf\n");
2653 ifp->if_ierrors++;
2654 break;
2655 }
2656 m_copydata(m, 4 /* skip 32-bit DMA-len header */,
2657 dmalen + sizeof(struct rt2870_rxd), mtod(m0, caddr_t));
2658 m0->m_pkthdr.len = m0->m_len =
2659 dmalen + sizeof(struct rt2870_rxd);
2660 run_rx_frame(sc, m0, dmalen);
2661
2662 /* update data ptr */
2663 m->m_data += dmalen + 8;
2664 m->m_pkthdr.len = m->m_len -= dmalen + 8;
2665 }
2666
2667 RUN_LOCK(sc);
2668 }
2669
2670 static void
2671 run_tx_free(struct run_endpoint_queue *pq,
2672 struct run_tx_data *data, int txerr)
2673 {
2674 if (data->m != NULL) {
2675 if (data->m->m_flags & M_TXCB)
2676 ieee80211_process_callback(data->ni, data->m,
2677 txerr ? ETIMEDOUT : 0);
2678 m_freem(data->m);
2679 data->m = NULL;
2680
2681 if (data->ni == NULL) {
2682 DPRINTF("no node\n");
2683 } else {
2684 ieee80211_free_node(data->ni);
2685 data->ni = NULL;
2686 }
2687 }
2688
2689 STAILQ_INSERT_TAIL(&pq->tx_fh, data, next);
2690 pq->tx_nfree++;
2691 }
2692
2693 static void
2694 run_bulk_tx_callbackN(struct usb_xfer *xfer, usb_error_t error, unsigned int index)
2695 {
2696 struct run_softc *sc = usbd_xfer_softc(xfer);
2697 struct ifnet *ifp = sc->sc_ifp;
2698 struct ieee80211com *ic = ifp->if_l2com;
2699 struct run_tx_data *data;
2700 struct ieee80211vap *vap = NULL;
2701 struct usb_page_cache *pc;
2702 struct run_endpoint_queue *pq = &sc->sc_epq[index];
2703 struct mbuf *m;
2704 usb_frlength_t size;
2705 unsigned int len;
2706 int actlen;
2707 int sumlen;
2708
2709 usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
2710
2711 switch (USB_GET_STATE(xfer)) {
2712 case USB_ST_TRANSFERRED:
2713 DPRINTFN(11, "transfer complete: %d "
2714 "bytes @ index %d\n", actlen, index);
2715
2716 data = usbd_xfer_get_priv(xfer);
2717
2718 run_tx_free(pq, data, 0);
2719 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
2720
2721 usbd_xfer_set_priv(xfer, NULL);
2722
2723 ifp->if_opackets++;
2724
2725 /* FALLTHROUGH */
2726 case USB_ST_SETUP:
2727 tr_setup:
2728 data = STAILQ_FIRST(&pq->tx_qh);
2729 if (data == NULL)
2730 break;
2731
2732 STAILQ_REMOVE_HEAD(&pq->tx_qh, next);
2733
2734 m = data->m;
2735 if (m->m_pkthdr.len > RUN_MAX_TXSZ) {
2736 DPRINTF("data overflow, %u bytes\n",
2737 m->m_pkthdr.len);
2738
2739 ifp->if_oerrors++;
2740
2741 run_tx_free(pq, data, 1);
2742
2743 goto tr_setup;
2744 }
2745
2746 pc = usbd_xfer_get_frame(xfer, 0);
2747 size = sizeof(data->desc);
2748 usbd_copy_in(pc, 0, &data->desc, size);
2749 usbd_m_copy_in(pc, size, m, 0, m->m_pkthdr.len);
2750
2751 vap = data->ni->ni_vap;
2752 if (ieee80211_radiotap_active_vap(vap)) {
2753 struct run_tx_radiotap_header *tap = &sc->sc_txtap;
2754 struct rt2860_txwi *txwi =
2755 (struct rt2860_txwi *)(&data->desc + sizeof(struct rt2870_txd));
2756
2757 tap->wt_flags = 0;
2758 tap->wt_rate = rt2860_rates[data->ridx].rate;
2759 tap->wt_chan_freq = htole16(vap->iv_bss->ni_chan->ic_freq);
2760 tap->wt_chan_flags = htole16(vap->iv_bss->ni_chan->ic_flags);
2761 tap->wt_hwqueue = index;
2762 if (le16toh(txwi->phy) & RT2860_PHY_SHPRE)
2763 tap->wt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
2764
2765 ieee80211_radiotap_tx(vap, m);
2766 }
2767
2768 /* align end on a 4-bytes boundary */
2769 len = (size + IEEE80211_CRC_LEN + m->m_pkthdr.len + 3) & ~3;
2770
2771 DPRINTFN(11, "sending frame len=%u xferlen=%u @ index %d\n",
2772 m->m_pkthdr.len, len, index);
2773
2774 usbd_xfer_set_frame_len(xfer, 0, len);
2775 usbd_xfer_set_priv(xfer, data);
2776
2777 usbd_transfer_submit(xfer);
2778
2779 RUN_UNLOCK(sc);
2780 run_start(ifp);
2781 RUN_LOCK(sc);
2782
2783 break;
2784
2785 default:
2786 DPRINTF("USB transfer error, %s\n",
2787 usbd_errstr(error));
2788
2789 data = usbd_xfer_get_priv(xfer);
2790
2791 ifp->if_oerrors++;
2792
2793 if (data != NULL) {
2794 if(data->ni != NULL)
2795 vap = data->ni->ni_vap;
2796 run_tx_free(pq, data, error);
2797 usbd_xfer_set_priv(xfer, NULL);
2798 }
2799 if (vap == NULL)
2800 vap = TAILQ_FIRST(&ic->ic_vaps);
2801
2802 if (error != USB_ERR_CANCELLED) {
2803 if (error == USB_ERR_TIMEOUT) {
2804 device_printf(sc->sc_dev, "device timeout\n");
2805 uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store);
2806 DPRINTF("cmdq_store=%d\n", i);
2807 sc->cmdq[i].func = run_usb_timeout_cb;
2808 sc->cmdq[i].arg0 = vap;
2809 ieee80211_runtask(ic, &sc->cmdq_task);
2810 }
2811
2812 /*
2813 * Try to clear stall first, also if other
2814 * errors occur, hence clearing stall
2815 * introduces a 50 ms delay:
2816 */
2817 usbd_xfer_set_stall(xfer);
2818 goto tr_setup;
2819 }
2820 break;
2821 }
2822 }
2823
2824 static void
2825 run_bulk_tx_callback0(struct usb_xfer *xfer, usb_error_t error)
2826 {
2827 run_bulk_tx_callbackN(xfer, error, 0);
2828 }
2829
2830 static void
2831 run_bulk_tx_callback1(struct usb_xfer *xfer, usb_error_t error)
2832 {
2833 run_bulk_tx_callbackN(xfer, error, 1);
2834 }
2835
2836 static void
2837 run_bulk_tx_callback2(struct usb_xfer *xfer, usb_error_t error)
2838 {
2839 run_bulk_tx_callbackN(xfer, error, 2);
2840 }
2841
2842 static void
2843 run_bulk_tx_callback3(struct usb_xfer *xfer, usb_error_t error)
2844 {
2845 run_bulk_tx_callbackN(xfer, error, 3);
2846 }
2847
2848 static void
2849 run_bulk_tx_callback4(struct usb_xfer *xfer, usb_error_t error)
2850 {
2851 run_bulk_tx_callbackN(xfer, error, 4);
2852 }
2853
2854 static void
2855 run_bulk_tx_callback5(struct usb_xfer *xfer, usb_error_t error)
2856 {
2857 run_bulk_tx_callbackN(xfer, error, 5);
2858 }
2859
2860 static void
2861 run_set_tx_desc(struct run_softc *sc, struct run_tx_data *data)
2862 {
2863 struct mbuf *m = data->m;
2864 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
2865 struct ieee80211vap *vap = data->ni->ni_vap;
2866 struct ieee80211_frame *wh;
2867 struct rt2870_txd *txd;
2868 struct rt2860_txwi *txwi;
2869 uint16_t xferlen;
2870 uint16_t mcs;
2871 uint8_t ridx = data->ridx;
2872 uint8_t pad;
2873
2874 /* get MCS code from rate index */
2875 mcs = rt2860_rates[ridx].mcs;
2876
2877 xferlen = sizeof(*txwi) + m->m_pkthdr.len;
2878
2879 /* roundup to 32-bit alignment */
2880 xferlen = (xferlen + 3) & ~3;
2881
2882 txd = (struct rt2870_txd *)&data->desc;
2883 txd->len = htole16(xferlen);
2884
2885 wh = mtod(m, struct ieee80211_frame *);
2886
2887 /*
2888 * Ether both are true or both are false, the header
2889 * are nicely aligned to 32-bit. So, no L2 padding.
2890 */
2891 if(IEEE80211_HAS_ADDR4(wh) == IEEE80211_QOS_HAS_SEQ(wh))
2892 pad = 0;
2893 else
2894 pad = 2;
2895
2896 /* setup TX Wireless Information */
2897 txwi = (struct rt2860_txwi *)(txd + 1);
2898 txwi->len = htole16(m->m_pkthdr.len - pad);
2899 if (rt2860_rates[ridx].phy == IEEE80211_T_DS) {
2900 txwi->phy = htole16(RT2860_PHY_CCK);
2901 if (ridx != RT2860_RIDX_CCK1 &&
2902 (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
2903 mcs |= RT2860_PHY_SHPRE;
2904 } else
2905 txwi->phy = htole16(RT2860_PHY_OFDM);
2906 txwi->phy |= htole16(mcs);
2907
2908 /* check if RTS/CTS or CTS-to-self protection is required */
2909 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
2910 (m->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold ||
2911 ((ic->ic_flags & IEEE80211_F_USEPROT) &&
2912 rt2860_rates[ridx].phy == IEEE80211_T_OFDM)))
2913 txwi->txop |= RT2860_TX_TXOP_HT;
2914 else
2915 txwi->txop |= RT2860_TX_TXOP_BACKOFF;
2916
2917 if (vap->iv_opmode != IEEE80211_M_STA && !IEEE80211_QOS_HAS_SEQ(wh))
2918 txwi->xflags |= RT2860_TX_NSEQ;
2919 }
2920
2921 /* This function must be called locked */
2922 static int
2923 run_tx(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni)
2924 {
2925 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
2926 struct ieee80211vap *vap = ni->ni_vap;
2927 struct ieee80211_frame *wh;
2928 struct ieee80211_channel *chan;
2929 const struct ieee80211_txparam *tp;
2930 struct run_node *rn = (void *)ni;
2931 struct run_tx_data *data;
2932 struct rt2870_txd *txd;
2933 struct rt2860_txwi *txwi;
2934 uint16_t qos;
2935 uint16_t dur;
2936 uint16_t qid;
2937 uint8_t type;
2938 uint8_t tid;
2939 uint8_t ridx;
2940 uint8_t ctl_ridx;
2941 uint8_t qflags;
2942 uint8_t xflags = 0;
2943 int hasqos;
2944
2945 RUN_LOCK_ASSERT(sc, MA_OWNED);
2946
2947 wh = mtod(m, struct ieee80211_frame *);
2948
2949 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
2950
2951 /*
2952 * There are 7 bulk endpoints: 1 for RX
2953 * and 6 for TX (4 EDCAs + HCCA + Prio).
2954 * Update 03-14-2009: some devices like the Planex GW-US300MiniS
2955 * seem to have only 4 TX bulk endpoints (Fukaumi Naoki).
2956 */
2957 if ((hasqos = IEEE80211_QOS_HAS_SEQ(wh))) {
2958 uint8_t *frm;
2959
2960 if(IEEE80211_HAS_ADDR4(wh))
2961 frm = ((struct ieee80211_qosframe_addr4 *)wh)->i_qos;
2962 else
2963 frm =((struct ieee80211_qosframe *)wh)->i_qos;
2964
2965 qos = le16toh(*(const uint16_t *)frm);
2966 tid = qos & IEEE80211_QOS_TID;
2967 qid = TID_TO_WME_AC(tid);
2968 } else {
2969 qos = 0;
2970 tid = 0;
2971 qid = WME_AC_BE;
2972 }
2973 qflags = (qid < 4) ? RT2860_TX_QSEL_EDCA : RT2860_TX_QSEL_HCCA;
2974
2975 DPRINTFN(8, "qos %d\tqid %d\ttid %d\tqflags %x\n",
2976 qos, qid, tid, qflags);
2977
2978 chan = (ni->ni_chan != IEEE80211_CHAN_ANYC)?ni->ni_chan:ic->ic_curchan;
2979 tp = &vap->iv_txparms[ieee80211_chan2mode(chan)];
2980
2981 /* pickup a rate index */
2982 if (IEEE80211_IS_MULTICAST(wh->i_addr1) ||
2983 type != IEEE80211_FC0_TYPE_DATA) {
2984 ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ?
2985 RT2860_RIDX_OFDM6 : RT2860_RIDX_CCK1;
2986 ctl_ridx = rt2860_rates[ridx].ctl_ridx;
2987 } else {
2988 if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
2989 ridx = rn->fix_ridx;
2990 else
2991 ridx = rn->amrr_ridx;
2992 ctl_ridx = rt2860_rates[ridx].ctl_ridx;
2993 }
2994
2995 if (!IEEE80211_IS_MULTICAST(wh->i_addr1) &&
2996 (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) !=
2997 IEEE80211_QOS_ACKPOLICY_NOACK)) {
2998 xflags |= RT2860_TX_ACK;
2999 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
3000 dur = rt2860_rates[ctl_ridx].sp_ack_dur;
3001 else
3002 dur = rt2860_rates[ctl_ridx].lp_ack_dur;
3003 *(uint16_t *)wh->i_dur = htole16(dur);
3004 }
3005
3006 /* reserve slots for mgmt packets, just in case */
3007 if (sc->sc_epq[qid].tx_nfree < 3) {
3008 DPRINTFN(10, "tx ring %d is full\n", qid);
3009 return (-1);
3010 }
3011
3012 data = STAILQ_FIRST(&sc->sc_epq[qid].tx_fh);
3013 STAILQ_REMOVE_HEAD(&sc->sc_epq[qid].tx_fh, next);
3014 sc->sc_epq[qid].tx_nfree--;
3015
3016 txd = (struct rt2870_txd *)&data->desc;
3017 txd->flags = qflags;
3018 txwi = (struct rt2860_txwi *)(txd + 1);
3019 txwi->xflags = xflags;
3020 txwi->wcid = IEEE80211_IS_MULTICAST(wh->i_addr1) ?
3021 0 : RUN_AID2WCID(ni->ni_associd);
3022 /* clear leftover garbage bits */
3023 txwi->flags = 0;
3024 txwi->txop = 0;
3025
3026 data->m = m;
3027 data->ni = ni;
3028 data->ridx = ridx;
3029
3030 run_set_tx_desc(sc, data);
3031
3032 /*
3033 * The chip keeps track of 2 kind of Tx stats,
3034 * * TX_STAT_FIFO, for per WCID stats, and
3035 * * TX_STA_CNT0 for all-TX-in-one stats.
3036 *
3037 * To use FIFO stats, we need to store MCS into the driver-private
3038 * PacketID field. So that, we can tell whose stats when we read them.
3039 * We add 1 to the MCS because setting the PacketID field to 0 means
3040 * that we don't want feedback in TX_STAT_FIFO.
3041 * And, that's what we want for STA mode, since TX_STA_CNT0 does the job.
3042 *
3043 * FIFO stats doesn't count Tx with WCID 0xff, so we do this in run_tx().
3044 */
3045 if (sc->rvp_cnt > 1 || vap->iv_opmode == IEEE80211_M_HOSTAP ||
3046 vap->iv_opmode == IEEE80211_M_MBSS) {
3047 uint16_t pid = (rt2860_rates[ridx].mcs + 1) & 0xf;
3048 txwi->len |= htole16(pid << RT2860_TX_PID_SHIFT);
3049
3050 /*
3051 * Unlike PCI based devices, we don't get any interrupt from
3052 * USB devices, so we simulate FIFO-is-full interrupt here.
3053 * Ralink recomends to drain FIFO stats every 100 ms, but 16 slots
3054 * quickly get fulled. To prevent overflow, increment a counter on
3055 * every FIFO stat request, so we know how many slots are left.
3056 * We do this only in HOSTAP or multiple vap mode since FIFO stats
3057 * are used only in those modes.
3058 * We just drain stats. AMRR gets updated every 1 sec by
3059 * run_ratectl_cb() via callout.
3060 * Call it early. Otherwise overflow.
3061 */
3062 if (sc->fifo_cnt++ == 10) {
3063 /*
3064 * With multiple vaps or if_bridge, if_start() is called
3065 * with a non-sleepable lock, tcpinp. So, need to defer.
3066 */
3067 uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store);
3068 DPRINTFN(6, "cmdq_store=%d\n", i);
3069 sc->cmdq[i].func = run_drain_fifo;
3070 sc->cmdq[i].arg0 = sc;
3071 ieee80211_runtask(ic, &sc->cmdq_task);
3072 }
3073 }
3074
3075 STAILQ_INSERT_TAIL(&sc->sc_epq[qid].tx_qh, data, next);
3076
3077 usbd_transfer_start(sc->sc_xfer[qid]);
3078
3079 DPRINTFN(8, "sending data frame len=%d rate=%d qid=%d\n", m->m_pkthdr.len +
3080 (int)(sizeof (struct rt2870_txd) + sizeof (struct rt2860_rxwi)),
3081 rt2860_rates[ridx].rate, qid);
3082
3083 return (0);
3084 }
3085
3086 static int
3087 run_tx_mgt(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni)
3088 {
3089 struct ifnet *ifp = sc->sc_ifp;
3090 struct ieee80211com *ic = ifp->if_l2com;
3091 struct run_node *rn = (void *)ni;
3092 struct run_tx_data *data;
3093 struct ieee80211_frame *wh;
3094 struct rt2870_txd *txd;
3095 struct rt2860_txwi *txwi;
3096 uint16_t dur;
3097 uint8_t ridx = rn->mgt_ridx;
3098 uint8_t type;
3099 uint8_t xflags = 0;
3100 uint8_t wflags = 0;
3101
3102 RUN_LOCK_ASSERT(sc, MA_OWNED);
3103
3104 wh = mtod(m, struct ieee80211_frame *);
3105
3106 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
3107
3108 /* tell hardware to add timestamp for probe responses */
3109 if ((wh->i_fc[0] &
3110 (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
3111 (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP))
3112 wflags |= RT2860_TX_TS;
3113 else if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) {
3114 xflags |= RT2860_TX_ACK;
3115
3116 dur = ieee80211_ack_duration(ic->ic_rt, rt2860_rates[ridx].rate,
3117 ic->ic_flags & IEEE80211_F_SHPREAMBLE);
3118 *(uint16_t *)wh->i_dur = htole16(dur);
3119 }
3120
3121 if (sc->sc_epq[0].tx_nfree == 0) {
3122 /* let caller free mbuf */
3123 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
3124 return (EIO);
3125 }
3126 data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
3127 STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
3128 sc->sc_epq[0].tx_nfree--;
3129
3130 txd = (struct rt2870_txd *)&data->desc;
3131 txd->flags = RT2860_TX_QSEL_EDCA;
3132 txwi = (struct rt2860_txwi *)(txd + 1);
3133 txwi->wcid = 0xff;
3134 txwi->flags = wflags;
3135 txwi->xflags = xflags;
3136 txwi->txop = 0; /* clear leftover garbage bits */
3137
3138 data->m = m;
3139 data->ni = ni;
3140 data->ridx = ridx;
3141
3142 run_set_tx_desc(sc, data);
3143
3144 DPRINTFN(10, "sending mgt frame len=%d rate=%d\n", m->m_pkthdr.len +
3145 (int)(sizeof (struct rt2870_txd) + sizeof (struct rt2860_rxwi)),
3146 rt2860_rates[ridx].rate);
3147
3148 STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
3149
3150 usbd_transfer_start(sc->sc_xfer[0]);
3151
3152 return (0);
3153 }
3154
3155 static int
3156 run_sendprot(struct run_softc *sc,
3157 const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate)
3158 {
3159 struct ieee80211com *ic = ni->ni_ic;
3160 struct ieee80211_frame *wh;
3161 struct run_tx_data *data;
3162 struct rt2870_txd *txd;
3163 struct rt2860_txwi *txwi;
3164 struct mbuf *mprot;
3165 int ridx;
3166 int protrate;
3167 int ackrate;
3168 int pktlen;
3169 int isshort;
3170 uint16_t dur;
3171 uint8_t type;
3172 uint8_t wflags = 0;
3173 uint8_t xflags = 0;
3174
3175 RUN_LOCK_ASSERT(sc, MA_OWNED);
3176
3177 KASSERT(prot == IEEE80211_PROT_RTSCTS || prot == IEEE80211_PROT_CTSONLY,
3178 ("protection %d", prot));
3179
3180 wh = mtod(m, struct ieee80211_frame *);
3181 pktlen = m->m_pkthdr.len + IEEE80211_CRC_LEN;
3182 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
3183
3184 protrate = ieee80211_ctl_rate(ic->ic_rt, rate);
3185 ackrate = ieee80211_ack_rate(ic->ic_rt, rate);
3186
3187 isshort = (ic->ic_flags & IEEE80211_F_SHPREAMBLE) != 0;
3188 dur = ieee80211_compute_duration(ic->ic_rt, pktlen, rate, isshort)
3189 + ieee80211_ack_duration(ic->ic_rt, rate, isshort);
3190 wflags = RT2860_TX_FRAG;
3191
3192 /* check that there are free slots before allocating the mbuf */
3193 if (sc->sc_epq[0].tx_nfree == 0) {
3194 /* let caller free mbuf */
3195 sc->sc_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
3196 return (ENOBUFS);
3197 }
3198
3199 if (prot == IEEE80211_PROT_RTSCTS) {
3200 /* NB: CTS is the same size as an ACK */
3201 dur += ieee80211_ack_duration(ic->ic_rt, rate, isshort);
3202 xflags |= RT2860_TX_ACK;
3203 mprot = ieee80211_alloc_rts(ic, wh->i_addr1, wh->i_addr2, dur);
3204 } else {
3205 mprot = ieee80211_alloc_cts(ic, ni->ni_vap->iv_myaddr, dur);
3206 }
3207 if (mprot == NULL) {
3208 sc->sc_ifp->if_oerrors++;
3209 DPRINTF("could not allocate mbuf\n");
3210 return (ENOBUFS);
3211 }
3212
3213 data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
3214 STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
3215 sc->sc_epq[0].tx_nfree--;
3216
3217 txd = (struct rt2870_txd *)&data->desc;
3218 txd->flags = RT2860_TX_QSEL_EDCA;
3219 txwi = (struct rt2860_txwi *)(txd + 1);
3220 txwi->wcid = 0xff;
3221 txwi->flags = wflags;
3222 txwi->xflags = xflags;
3223 txwi->txop = 0; /* clear leftover garbage bits */
3224
3225 data->m = mprot;
3226 data->ni = ieee80211_ref_node(ni);
3227
3228 for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
3229 if (rt2860_rates[ridx].rate == protrate)
3230 break;
3231 data->ridx = ridx;
3232
3233 run_set_tx_desc(sc, data);
3234
3235 DPRINTFN(1, "sending prot len=%u rate=%u\n",
3236 m->m_pkthdr.len, rate);
3237
3238 STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
3239
3240 usbd_transfer_start(sc->sc_xfer[0]);
3241
3242 return (0);
3243 }
3244
3245 static int
3246 run_tx_param(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni,
3247 const struct ieee80211_bpf_params *params)
3248 {
3249 struct ieee80211com *ic = ni->ni_ic;
3250 struct ieee80211_frame *wh;
3251 struct run_tx_data *data;
3252 struct rt2870_txd *txd;
3253 struct rt2860_txwi *txwi;
3254 uint8_t type;
3255 uint8_t ridx;
3256 uint8_t rate;
3257 uint8_t opflags = 0;
3258 uint8_t xflags = 0;
3259 int error;
3260
3261 RUN_LOCK_ASSERT(sc, MA_OWNED);
3262
3263 KASSERT(params != NULL, ("no raw xmit params"));
3264
3265 wh = mtod(m, struct ieee80211_frame *);
3266 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
3267
3268 rate = params->ibp_rate0;
3269 if (!ieee80211_isratevalid(ic->ic_rt, rate)) {
3270 /* let caller free mbuf */
3271 return (EINVAL);
3272 }
3273
3274 if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0)
3275 xflags |= RT2860_TX_ACK;
3276 if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) {
3277 error = run_sendprot(sc, m, ni,
3278 params->ibp_flags & IEEE80211_BPF_RTS ?
3279 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY,
3280 rate);
3281 if (error) {
3282 /* let caller free mbuf */
3283 return error;
3284 }
3285 opflags |= /*XXX RT2573_TX_LONG_RETRY |*/ RT2860_TX_TXOP_SIFS;
3286 }
3287
3288 if (sc->sc_epq[0].tx_nfree == 0) {
3289 /* let caller free mbuf */
3290 sc->sc_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
3291 DPRINTF("sending raw frame, but tx ring is full\n");
3292 return (EIO);
3293 }
3294 data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh);
3295 STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next);
3296 sc->sc_epq[0].tx_nfree--;
3297
3298 txd = (struct rt2870_txd *)&data->desc;
3299 txd->flags = RT2860_TX_QSEL_EDCA;
3300 txwi = (struct rt2860_txwi *)(txd + 1);
3301 txwi->wcid = 0xff;
3302 txwi->xflags = xflags;
3303 txwi->txop = opflags;
3304 txwi->flags = 0; /* clear leftover garbage bits */
3305
3306 data->m = m;
3307 data->ni = ni;
3308 for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++)
3309 if (rt2860_rates[ridx].rate == rate)
3310 break;
3311 data->ridx = ridx;
3312
3313 run_set_tx_desc(sc, data);
3314
3315 DPRINTFN(10, "sending raw frame len=%u rate=%u\n",
3316 m->m_pkthdr.len, rate);
3317
3318 STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next);
3319
3320 usbd_transfer_start(sc->sc_xfer[0]);
3321
3322 return (0);
3323 }
3324
3325 static int
3326 run_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
3327 const struct ieee80211_bpf_params *params)
3328 {
3329 struct ifnet *ifp = ni->ni_ic->ic_ifp;
3330 struct run_softc *sc = ifp->if_softc;
3331 int error = 0;
3332
3333 RUN_LOCK(sc);
3334
3335 /* prevent management frames from being sent if we're not ready */
3336 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
3337 error = ENETDOWN;
3338 goto done;
3339 }
3340
3341 if (params == NULL) {
3342 /* tx mgt packet */
3343 if ((error = run_tx_mgt(sc, m, ni)) != 0) {
3344 ifp->if_oerrors++;
3345 DPRINTF("mgt tx failed\n");
3346 goto done;
3347 }
3348 } else {
3349 /* tx raw packet with param */
3350 if ((error = run_tx_param(sc, m, ni, params)) != 0) {
3351 ifp->if_oerrors++;
3352 DPRINTF("tx with param failed\n");
3353 goto done;
3354 }
3355 }
3356
3357 ifp->if_opackets++;
3358
3359 done:
3360 RUN_UNLOCK(sc);
3361
3362 if (error != 0) {
3363 if(m != NULL)
3364 m_freem(m);
3365 ieee80211_free_node(ni);
3366 }
3367
3368 return (error);
3369 }
3370
3371 static void
3372 run_start(struct ifnet *ifp)
3373 {
3374 struct run_softc *sc = ifp->if_softc;
3375 struct ieee80211_node *ni;
3376 struct mbuf *m;
3377
3378 RUN_LOCK(sc);
3379
3380 if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) {
3381 RUN_UNLOCK(sc);
3382 return;
3383 }
3384
3385 for (;;) {
3386 /* send data frames */
3387 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
3388 if (m == NULL)
3389 break;
3390
3391 ni = (struct ieee80211_node *)m->m_pkthdr.rcvif;
3392 if (run_tx(sc, m, ni) != 0) {
3393 IFQ_DRV_PREPEND(&ifp->if_snd, m);
3394 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
3395 break;
3396 }
3397 }
3398
3399 RUN_UNLOCK(sc);
3400 }
3401
3402 static int
3403 run_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3404 {
3405 struct run_softc *sc = ifp->if_softc;
3406 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
3407 struct ifreq *ifr = (struct ifreq *) data;
3408 int startall = 0;
3409 int error = 0;
3410
3411 switch (cmd) {
3412 case SIOCSIFFLAGS:
3413 RUN_LOCK(sc);
3414 if (ifp->if_flags & IFF_UP) {
3415 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)){
3416 startall = 1;
3417 run_init_locked(sc);
3418 } else
3419 run_update_promisc_locked(ifp);
3420 } else {
3421 if (ifp->if_drv_flags & IFF_DRV_RUNNING &&
3422 (ic->ic_nrunning == 0 || sc->rvp_cnt <= 1)) {
3423 run_stop(sc);
3424 }
3425 }
3426 RUN_UNLOCK(sc);
3427 if (startall)
3428 ieee80211_start_all(ic);
3429 break;
3430 case SIOCGIFMEDIA:
3431 error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
3432 break;
3433 case SIOCGIFADDR:
3434 error = ether_ioctl(ifp, cmd, data);
3435 break;
3436 default:
3437 error = EINVAL;
3438 break;
3439 }
3440
3441 return (error);
3442 }
3443
3444 static void
3445 run_set_agc(struct run_softc *sc, uint8_t agc)
3446 {
3447 uint8_t bbp;
3448
3449 if (sc->mac_ver == 0x3572) {
3450 run_bbp_read(sc, 27, &bbp);
3451 bbp &= ~(0x3 << 5);
3452 run_bbp_write(sc, 27, bbp | 0 << 5); /* select Rx0 */
3453 run_bbp_write(sc, 66, agc);
3454 run_bbp_write(sc, 27, bbp | 1 << 5); /* select Rx1 */
3455 run_bbp_write(sc, 66, agc);
3456 } else
3457 run_bbp_write(sc, 66, agc);
3458 }
3459
3460 static void
3461 run_select_chan_group(struct run_softc *sc, int group)
3462 {
3463 uint32_t tmp;
3464 uint8_t agc;
3465
3466 run_bbp_write(sc, 62, 0x37 - sc->lna[group]);
3467 run_bbp_write(sc, 63, 0x37 - sc->lna[group]);
3468 run_bbp_write(sc, 64, 0x37 - sc->lna[group]);
3469 run_bbp_write(sc, 86, 0x00);
3470
3471 if (group == 0) {
3472 if (sc->ext_2ghz_lna) {
3473 run_bbp_write(sc, 82, 0x62);
3474 run_bbp_write(sc, 75, 0x46);
3475 } else {
3476 run_bbp_write(sc, 82, 0x84);
3477 run_bbp_write(sc, 75, 0x50);
3478 }
3479 } else {
3480 if (sc->mac_ver == 0x3572)
3481 run_bbp_write(sc, 82, 0x94);
3482 else
3483 run_bbp_write(sc, 82, 0xf2);
3484 if (sc->ext_5ghz_lna)
3485 run_bbp_write(sc, 75, 0x46);
3486 else
3487 run_bbp_write(sc, 75, 0x50);
3488 }
3489
3490 run_read(sc, RT2860_TX_BAND_CFG, &tmp);
3491 tmp &= ~(RT2860_5G_BAND_SEL_N | RT2860_5G_BAND_SEL_P);
3492 tmp |= (group == 0) ? RT2860_5G_BAND_SEL_N : RT2860_5G_BAND_SEL_P;
3493 run_write(sc, RT2860_TX_BAND_CFG, tmp);
3494
3495 /* enable appropriate Power Amplifiers and Low Noise Amplifiers */
3496 tmp = RT2860_RFTR_EN | RT2860_TRSW_EN | RT2860_LNA_PE0_EN;
3497 if (sc->nrxchains > 1)
3498 tmp |= RT2860_LNA_PE1_EN;
3499 if (group == 0) { /* 2GHz */
3500 tmp |= RT2860_PA_PE_G0_EN;
3501 if (sc->ntxchains > 1)
3502 tmp |= RT2860_PA_PE_G1_EN;
3503 } else { /* 5GHz */
3504 tmp |= RT2860_PA_PE_A0_EN;
3505 if (sc->ntxchains > 1)
3506 tmp |= RT2860_PA_PE_A1_EN;
3507 }
3508 if (sc->mac_ver == 0x3572) {
3509 run_rt3070_rf_write(sc, 8, 0x00);
3510 run_write(sc, RT2860_TX_PIN_CFG, tmp);
3511 run_rt3070_rf_write(sc, 8, 0x80);
3512 } else
3513 run_write(sc, RT2860_TX_PIN_CFG, tmp);
3514
3515 /* set initial AGC value */
3516 if (group == 0) { /* 2GHz band */
3517 if (sc->mac_ver >= 0x3070)
3518 agc = 0x1c + sc->lna[0] * 2;
3519 else
3520 agc = 0x2e + sc->lna[0];
3521 } else { /* 5GHz band */
3522 if (sc->mac_ver == 0x3572)
3523 agc = 0x22 + (sc->lna[group] * 5) / 3;
3524 else
3525 agc = 0x32 + (sc->lna[group] * 5) / 3;
3526 }
3527 run_set_agc(sc, agc);
3528 }
3529
3530 static void
3531 run_rt2870_set_chan(struct run_softc *sc, uint32_t chan)
3532 {
3533 const struct rfprog *rfprog = rt2860_rf2850;
3534 uint32_t r2, r3, r4;
3535 int8_t txpow1, txpow2;
3536 int i;
3537
3538 /* find the settings for this channel (we know it exists) */
3539 for (i = 0; rfprog[i].chan != chan; i++);
3540
3541 r2 = rfprog[i].r2;
3542 if (sc->ntxchains == 1)
3543 r2 |= 1 << 12; /* 1T: disable Tx chain 2 */
3544 if (sc->nrxchains == 1)
3545 r2 |= 1 << 15 | 1 << 4; /* 1R: disable Rx chains 2 & 3 */
3546 else if (sc->nrxchains == 2)
3547 r2 |= 1 << 4; /* 2R: disable Rx chain 3 */
3548
3549 /* use Tx power values from EEPROM */
3550 txpow1 = sc->txpow1[i];
3551 txpow2 = sc->txpow2[i];
3552 if (chan > 14) {
3553 if (txpow1 >= 0)
3554 txpow1 = txpow1 << 1 | 1;
3555 else
3556 txpow1 = (7 + txpow1) << 1;
3557 if (txpow2 >= 0)
3558 txpow2 = txpow2 << 1 | 1;
3559 else
3560 txpow2 = (7 + txpow2) << 1;
3561 }
3562 r3 = rfprog[i].r3 | txpow1 << 7;
3563 r4 = rfprog[i].r4 | sc->freq << 13 | txpow2 << 4;
3564
3565 run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1);
3566 run_rt2870_rf_write(sc, RT2860_RF2, r2);
3567 run_rt2870_rf_write(sc, RT2860_RF3, r3);
3568 run_rt2870_rf_write(sc, RT2860_RF4, r4);
3569
3570 run_delay(sc, 10);
3571
3572 run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1);
3573 run_rt2870_rf_write(sc, RT2860_RF2, r2);
3574 run_rt2870_rf_write(sc, RT2860_RF3, r3 | 1);
3575 run_rt2870_rf_write(sc, RT2860_RF4, r4);
3576
3577 run_delay(sc, 10);
3578
3579 run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1);
3580 run_rt2870_rf_write(sc, RT2860_RF2, r2);
3581 run_rt2870_rf_write(sc, RT2860_RF3, r3);
3582 run_rt2870_rf_write(sc, RT2860_RF4, r4);
3583 }
3584
3585 static void
3586 run_rt3070_set_chan(struct run_softc *sc, uint32_t chan)
3587 {
3588 int8_t txpow1, txpow2;
3589 uint8_t rf;
3590 int i;
3591
3592 /* RT3070 is 2GHz only */
3593 KASSERT(chan >= 1 && chan <= 14, ("wrong channel selected\n"));
3594
3595 /* find the settings for this channel (we know it exists) */
3596 for (i = 0; rt2860_rf2850[i].chan != chan; i++);
3597
3598 /* use Tx power values from EEPROM */
3599 txpow1 = sc->txpow1[i];
3600 txpow2 = sc->txpow2[i];
3601
3602 run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n);
3603 run_rt3070_rf_write(sc, 3, rt3070_freqs[i].k);
3604 run_rt3070_rf_read(sc, 6, &rf);
3605 rf = (rf & ~0x03) | rt3070_freqs[i].r;
3606 run_rt3070_rf_write(sc, 6, rf);
3607
3608 /* set Tx0 power */
3609 run_rt3070_rf_read(sc, 12, &rf);
3610 rf = (rf & ~0x1f) | txpow1;
3611 run_rt3070_rf_write(sc, 12, rf);
3612
3613 /* set Tx1 power */
3614 run_rt3070_rf_read(sc, 13, &rf);
3615 rf = (rf & ~0x1f) | txpow2;
3616 run_rt3070_rf_write(sc, 13, rf);
3617
3618 run_rt3070_rf_read(sc, 1, &rf);
3619 rf &= ~0xfc;
3620 if (sc->ntxchains == 1)
3621 rf |= 1 << 7 | 1 << 5; /* 1T: disable Tx chains 2 & 3 */
3622 else if (sc->ntxchains == 2)
3623 rf |= 1 << 7; /* 2T: disable Tx chain 3 */
3624 if (sc->nrxchains == 1)
3625 rf |= 1 << 6 | 1 << 4; /* 1R: disable Rx chains 2 & 3 */
3626 else if (sc->nrxchains == 2)
3627 rf |= 1 << 6; /* 2R: disable Rx chain 3 */
3628 run_rt3070_rf_write(sc, 1, rf);
3629
3630 /* set RF offset */
3631 run_rt3070_rf_read(sc, 23, &rf);
3632 rf = (rf & ~0x7f) | sc->freq;
3633 run_rt3070_rf_write(sc, 23, rf);
3634
3635 /* program RF filter */
3636 run_rt3070_rf_read(sc, 24, &rf); /* Tx */
3637 rf = (rf & ~0x3f) | sc->rf24_20mhz;
3638 run_rt3070_rf_write(sc, 24, rf);
3639 run_rt3070_rf_read(sc, 31, &rf); /* Rx */
3640 rf = (rf & ~0x3f) | sc->rf24_20mhz;
3641 run_rt3070_rf_write(sc, 31, rf);
3642
3643 /* enable RF tuning */
3644 run_rt3070_rf_read(sc, 7, &rf);
3645 run_rt3070_rf_write(sc, 7, rf | 0x01);
3646 }
3647
3648 static void
3649 run_rt3572_set_chan(struct run_softc *sc, u_int chan)
3650 {
3651 int8_t txpow1, txpow2;
3652 uint32_t tmp;
3653 uint8_t rf;
3654 int i;
3655
3656 /* find the settings for this channel (we know it exists) */
3657 for (i = 0; rt2860_rf2850[i].chan != chan; i++);
3658
3659 /* use Tx power values from EEPROM */
3660 txpow1 = sc->txpow1[i];
3661 txpow2 = sc->txpow2[i];
3662
3663 if (chan <= 14) {
3664 run_bbp_write(sc, 25, sc->bbp25);
3665 run_bbp_write(sc, 26, sc->bbp26);
3666 } else {
3667 /* enable IQ phase correction */
3668 run_bbp_write(sc, 25, 0x09);
3669 run_bbp_write(sc, 26, 0xff);
3670 }
3671
3672 run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n);
3673 run_rt3070_rf_write(sc, 3, rt3070_freqs[i].k);
3674 run_rt3070_rf_read(sc, 6, &rf);
3675 rf = (rf & ~0x0f) | rt3070_freqs[i].r;
3676 rf |= (chan <= 14) ? 0x08 : 0x04;
3677 run_rt3070_rf_write(sc, 6, rf);
3678
3679 /* set PLL mode */
3680 run_rt3070_rf_read(sc, 5, &rf);
3681 rf &= ~(0x08 | 0x04);
3682 rf |= (chan <= 14) ? 0x04 : 0x08;
3683 run_rt3070_rf_write(sc, 5, rf);
3684
3685 /* set Tx power for chain 0 */
3686 if (chan <= 14)
3687 rf = 0x60 | txpow1;
3688 else
3689 rf = 0xe0 | (txpow1 & 0xc) << 1 | (txpow1 & 0x3);
3690 run_rt3070_rf_write(sc, 12, rf);
3691
3692 /* set Tx power for chain 1 */
3693 if (chan <= 14)
3694 rf = 0x60 | txpow2;
3695 else
3696 rf = 0xe0 | (txpow2 & 0xc) << 1 | (txpow2 & 0x3);
3697 run_rt3070_rf_write(sc, 13, rf);
3698
3699 /* set Tx/Rx streams */
3700 run_rt3070_rf_read(sc, 1, &rf);
3701 rf &= ~0xfc;
3702 if (sc->ntxchains == 1)
3703 rf |= 1 << 7 | 1 << 5; /* 1T: disable Tx chains 2 & 3 */
3704 else if (sc->ntxchains == 2)
3705 rf |= 1 << 7; /* 2T: disable Tx chain 3 */
3706 if (sc->nrxchains == 1)
3707 rf |= 1 << 6 | 1 << 4; /* 1R: disable Rx chains 2 & 3 */
3708 else if (sc->nrxchains == 2)
3709 rf |= 1 << 6; /* 2R: disable Rx chain 3 */
3710 run_rt3070_rf_write(sc, 1, rf);
3711
3712 /* set RF offset */
3713 run_rt3070_rf_read(sc, 23, &rf);
3714 rf = (rf & ~0x7f) | sc->freq;
3715 run_rt3070_rf_write(sc, 23, rf);
3716
3717 /* program RF filter */
3718 rf = sc->rf24_20mhz;
3719 run_rt3070_rf_write(sc, 24, rf); /* Tx */
3720 run_rt3070_rf_write(sc, 31, rf); /* Rx */
3721
3722 /* enable RF tuning */
3723 run_rt3070_rf_read(sc, 7, &rf);
3724 rf = (chan <= 14) ? 0xd8 : ((rf & ~0xc8) | 0x14);
3725 run_rt3070_rf_write(sc, 7, rf);
3726
3727 /* TSSI */
3728 rf = (chan <= 14) ? 0xc3 : 0xc0;
3729 run_rt3070_rf_write(sc, 9, rf);
3730
3731 /* set loop filter 1 */
3732 run_rt3070_rf_write(sc, 10, 0xf1);
3733 /* set loop filter 2 */
3734 run_rt3070_rf_write(sc, 11, (chan <= 14) ? 0xb9 : 0x00);
3735
3736 /* set tx_mx2_ic */
3737 run_rt3070_rf_write(sc, 15, (chan <= 14) ? 0x53 : 0x43);
3738 /* set tx_mx1_ic */
3739 if (chan <= 14)
3740 rf = 0x48 | sc->txmixgain_2ghz;
3741 else
3742 rf = 0x78 | sc->txmixgain_5ghz;
3743 run_rt3070_rf_write(sc, 16, rf);
3744
3745 /* set tx_lo1 */
3746 run_rt3070_rf_write(sc, 17, 0x23);
3747 /* set tx_lo2 */
3748 if (chan <= 14)
3749 rf = 0x93;
3750 else if (chan <= 64)
3751 rf = 0xb7;
3752 else if (chan <= 128)
3753 rf = 0x74;
3754 else
3755 rf = 0x72;
3756 run_rt3070_rf_write(sc, 19, rf);
3757
3758 /* set rx_lo1 */
3759 if (chan <= 14)
3760 rf = 0xb3;
3761 else if (chan <= 64)
3762 rf = 0xf6;
3763 else if (chan <= 128)
3764 rf = 0xf4;
3765 else
3766 rf = 0xf3;
3767 run_rt3070_rf_write(sc, 20, rf);
3768
3769 /* set pfd_delay */
3770 if (chan <= 14)
3771 rf = 0x15;
3772 else if (chan <= 64)
3773 rf = 0x3d;
3774 else
3775 rf = 0x01;
3776 run_rt3070_rf_write(sc, 25, rf);
3777
3778 /* set rx_lo2 */
3779 run_rt3070_rf_write(sc, 26, (chan <= 14) ? 0x85 : 0x87);
3780 /* set ldo_rf_vc */
3781 run_rt3070_rf_write(sc, 27, (chan <= 14) ? 0x00 : 0x01);
3782 /* set drv_cc */
3783 run_rt3070_rf_write(sc, 29, (chan <= 14) ? 0x9b : 0x9f);
3784
3785 run_read(sc, RT2860_GPIO_CTRL, &tmp);
3786 tmp &= ~0x8080;
3787 if (chan <= 14)
3788 tmp |= 0x80;
3789 run_write(sc, RT2860_GPIO_CTRL, tmp);
3790
3791 /* enable RF tuning */
3792 run_rt3070_rf_read(sc, 7, &rf);
3793 run_rt3070_rf_write(sc, 7, rf | 0x01);
3794
3795 run_delay(sc, 2);
3796 }
3797
3798 static void
3799 run_set_rx_antenna(struct run_softc *sc, int aux)
3800 {
3801 uint32_t tmp;
3802
3803 if (aux) {
3804 run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 0);
3805 run_read(sc, RT2860_GPIO_CTRL, &tmp);
3806 run_write(sc, RT2860_GPIO_CTRL, (tmp & ~0x0808) | 0x08);
3807 } else {
3808 run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 1);
3809 run_read(sc, RT2860_GPIO_CTRL, &tmp);
3810 run_write(sc, RT2860_GPIO_CTRL, tmp & ~0x0808);
3811 }
3812 }
3813
3814 static int
3815 run_set_chan(struct run_softc *sc, struct ieee80211_channel *c)
3816 {
3817 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
3818 uint32_t chan, group;
3819
3820 chan = ieee80211_chan2ieee(ic, c);
3821 if (chan == 0 || chan == IEEE80211_CHAN_ANY)
3822 return (EINVAL);
3823
3824 if (sc->mac_ver == 0x3572)
3825 run_rt3572_set_chan(sc, chan);
3826 else if (sc->mac_ver >= 0x3070)
3827 run_rt3070_set_chan(sc, chan);
3828 else
3829 run_rt2870_set_chan(sc, chan);
3830
3831 /* determine channel group */
3832 if (chan <= 14)
3833 group = 0;
3834 else if (chan <= 64)
3835 group = 1;
3836 else if (chan <= 128)
3837 group = 2;
3838 else
3839 group = 3;
3840
3841 /* XXX necessary only when group has changed! */
3842 run_select_chan_group(sc, group);
3843
3844 run_delay(sc, 10);
3845
3846 return (0);
3847 }
3848
3849 static void
3850 run_set_channel(struct ieee80211com *ic)
3851 {
3852 struct run_softc *sc = ic->ic_ifp->if_softc;
3853
3854 RUN_LOCK(sc);
3855 run_set_chan(sc, ic->ic_curchan);
3856 RUN_UNLOCK(sc);
3857
3858 return;
3859 }
3860
3861 static void
3862 run_scan_start(struct ieee80211com *ic)
3863 {
3864 struct run_softc *sc = ic->ic_ifp->if_softc;
3865 uint32_t tmp;
3866
3867 RUN_LOCK(sc);
3868
3869 /* abort TSF synchronization */
3870 run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
3871 run_write(sc, RT2860_BCN_TIME_CFG,
3872 tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
3873 RT2860_TBTT_TIMER_EN));
3874 run_set_bssid(sc, sc->sc_ifp->if_broadcastaddr);
3875
3876 RUN_UNLOCK(sc);
3877
3878 return;
3879 }
3880
3881 static void
3882 run_scan_end(struct ieee80211com *ic)
3883 {
3884 struct run_softc *sc = ic->ic_ifp->if_softc;
3885
3886 RUN_LOCK(sc);
3887
3888 run_enable_tsf_sync(sc);
3889 /* XXX keep local copy */
3890 run_set_bssid(sc, sc->sc_bssid);
3891
3892 RUN_UNLOCK(sc);
3893
3894 return;
3895 }
3896
3897 /*
3898 * Could be called from ieee80211_node_timeout()
3899 * (non-sleepable thread)
3900 */
3901 static void
3902 run_update_beacon(struct ieee80211vap *vap, int item)
3903 {
3904 struct ieee80211com *ic = vap->iv_ic;
3905 struct run_softc *sc = ic->ic_ifp->if_softc;
3906 uint32_t i;
3907
3908 i = RUN_CMDQ_GET(&sc->cmdq_store);
3909 DPRINTF("cmdq_store=%d\n", i);
3910 sc->cmdq[i].func = run_update_beacon_cb;
3911 sc->cmdq[i].arg0 = vap;
3912 ieee80211_runtask(ic, &sc->cmdq_task);
3913
3914 return;
3915 }
3916
3917 static void
3918 run_update_beacon_cb(void *arg)
3919 {
3920 struct ieee80211vap *vap = arg;
3921 struct ieee80211com *ic = vap->iv_ic;
3922 struct run_softc *sc = ic->ic_ifp->if_softc;
3923 struct rt2860_txwi txwi;
3924 struct mbuf *m;
3925 uint8_t ridx;
3926
3927 if (vap->iv_bss->ni_chan == IEEE80211_CHAN_ANYC)
3928 return;
3929
3930 if ((m = ieee80211_beacon_alloc(vap->iv_bss, &RUN_VAP(vap)->bo)) == NULL)
3931 return;
3932
3933 memset(&txwi, 0, sizeof txwi);
3934 txwi.wcid = 0xff;
3935 txwi.len = htole16(m->m_pkthdr.len);
3936 /* send beacons at the lowest available rate */
3937 ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ?
3938 RT2860_RIDX_OFDM6 : RT2860_RIDX_CCK1;
3939 txwi.phy = htole16(rt2860_rates[ridx].mcs);
3940 if (rt2860_rates[ridx].phy == IEEE80211_T_OFDM)
3941 txwi.phy |= htole16(RT2860_PHY_OFDM);
3942 txwi.txop = RT2860_TX_TXOP_HT;
3943 txwi.flags = RT2860_TX_TS;
3944 txwi.xflags = RT2860_TX_NSEQ;
3945
3946 run_write_region_1(sc, RT2860_BCN_BASE(RUN_VAP(vap)->rvp_id),
3947 (uint8_t *)&txwi, sizeof txwi);
3948 run_write_region_1(sc, RT2860_BCN_BASE(RUN_VAP(vap)->rvp_id) + sizeof txwi,
3949 mtod(m, uint8_t *), (m->m_pkthdr.len + 1) & ~1); /* roundup len */
3950
3951 m_freem(m);
3952
3953 return;
3954 }
3955
3956 static void
3957 run_updateprot(struct ieee80211com *ic)
3958 {
3959 struct run_softc *sc = ic->ic_ifp->if_softc;
3960 uint32_t tmp;
3961
3962 tmp = RT2860_RTSTH_EN | RT2860_PROT_NAV_SHORT | RT2860_TXOP_ALLOW_ALL;
3963 /* setup protection frame rate (MCS code) */
3964 tmp |= (ic->ic_curmode == IEEE80211_MODE_11A) ?
3965 rt2860_rates[RT2860_RIDX_OFDM6].mcs :
3966 rt2860_rates[RT2860_RIDX_CCK11].mcs;
3967
3968 /* CCK frames don't require protection */
3969 run_write(sc, RT2860_CCK_PROT_CFG, tmp);
3970 if (ic->ic_flags & IEEE80211_F_USEPROT) {
3971 if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
3972 tmp |= RT2860_PROT_CTRL_RTS_CTS;
3973 else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
3974 tmp |= RT2860_PROT_CTRL_CTS;
3975 }
3976 run_write(sc, RT2860_OFDM_PROT_CFG, tmp);
3977 }
3978
3979 static void
3980 run_usb_timeout_cb(void *arg)
3981 {
3982 struct ieee80211vap *vap = arg;
3983 struct run_softc *sc = vap->iv_ic->ic_ifp->if_softc;
3984
3985 RUN_LOCK_ASSERT(sc, MA_OWNED);
3986
3987 if(vap->iv_state == IEEE80211_S_RUN &&
3988 vap->iv_opmode != IEEE80211_M_STA)
3989 run_reset_livelock(sc);
3990 else if (vap->iv_state == IEEE80211_S_SCAN) {
3991 DPRINTF("timeout caused by scan\n");
3992 /* cancel bgscan */
3993 ieee80211_cancel_scan(vap);
3994 } else
3995 DPRINTF("timeout by unknown cause\n");
3996 }
3997
3998 static void
3999 run_reset_livelock(struct run_softc *sc)
4000 {
4001 uint32_t tmp;
4002
4003 RUN_LOCK_ASSERT(sc, MA_OWNED);
4004
4005 /*
4006 * In IBSS or HostAP modes (when the hardware sends beacons), the MAC
4007 * can run into a livelock and start sending CTS-to-self frames like
4008 * crazy if protection is enabled. Reset MAC/BBP for a while
4009 */
4010 run_read(sc, RT2860_DEBUG, &tmp);
4011 DPRINTFN(3, "debug reg %08x\n", tmp);
4012 if ((tmp & (1 << 29)) && (tmp & (1 << 7 | 1 << 5))) {
4013 DPRINTF("CTS-to-self livelock detected\n");
4014 run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_SRST);
4015 run_delay(sc, 1);
4016 run_write(sc, RT2860_MAC_SYS_CTRL,
4017 RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
4018 }
4019 }
4020
4021 static void
4022 run_update_promisc_locked(struct ifnet *ifp)
4023 {
4024 struct run_softc *sc = ifp->if_softc;
4025 uint32_t tmp;
4026
4027 run_read(sc, RT2860_RX_FILTR_CFG, &tmp);
4028
4029 tmp |= RT2860_DROP_UC_NOME;
4030 if (ifp->if_flags & IFF_PROMISC)
4031 tmp &= ~RT2860_DROP_UC_NOME;
4032
4033 run_write(sc, RT2860_RX_FILTR_CFG, tmp);
4034
4035 DPRINTF("%s promiscuous mode\n", (ifp->if_flags & IFF_PROMISC) ?
4036 "entering" : "leaving");
4037 }
4038
4039 static void
4040 run_update_promisc(struct ifnet *ifp)
4041 {
4042 struct run_softc *sc = ifp->if_softc;
4043
4044 if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
4045 return;
4046
4047 RUN_LOCK(sc);
4048 run_update_promisc_locked(ifp);
4049 RUN_UNLOCK(sc);
4050 }
4051
4052 static void
4053 run_enable_tsf_sync(struct run_softc *sc)
4054 {
4055 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
4056 struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
4057 uint32_t tmp;
4058
4059 DPRINTF("rvp_id=%d ic_opmode=%d\n", RUN_VAP(vap)->rvp_id, ic->ic_opmode);
4060
4061 run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
4062 tmp &= ~0x1fffff;
4063 tmp |= vap->iv_bss->ni_intval * 16;
4064 tmp |= RT2860_TSF_TIMER_EN | RT2860_TBTT_TIMER_EN;
4065
4066 if (ic->ic_opmode == IEEE80211_M_STA) {
4067 /*
4068 * Local TSF is always updated with remote TSF on beacon
4069 * reception.
4070 */
4071 tmp |= 1 << RT2860_TSF_SYNC_MODE_SHIFT;
4072 } else if (ic->ic_opmode == IEEE80211_M_IBSS) {
4073 tmp |= RT2860_BCN_TX_EN;
4074 /*
4075 * Local TSF is updated with remote TSF on beacon reception
4076 * only if the remote TSF is greater than local TSF.
4077 */
4078 tmp |= 2 << RT2860_TSF_SYNC_MODE_SHIFT;
4079 } else if (ic->ic_opmode == IEEE80211_M_HOSTAP ||
4080 ic->ic_opmode == IEEE80211_M_MBSS) {
4081 tmp |= RT2860_BCN_TX_EN;
4082 /* SYNC with nobody */
4083 tmp |= 3 << RT2860_TSF_SYNC_MODE_SHIFT;
4084 } else {
4085 DPRINTF("Enabling TSF failed. undefined opmode\n");
4086 return;
4087 }
4088
4089 run_write(sc, RT2860_BCN_TIME_CFG, tmp);
4090 }
4091
4092 static void
4093 run_enable_mrr(struct run_softc *sc)
4094 {
4095 #define CCK(mcs) (mcs)
4096 #define OFDM(mcs) (1 << 3 | (mcs))
4097 run_write(sc, RT2860_LG_FBK_CFG0,
4098 OFDM(6) << 28 | /* 54->48 */
4099 OFDM(5) << 24 | /* 48->36 */
4100 OFDM(4) << 20 | /* 36->24 */
4101 OFDM(3) << 16 | /* 24->18 */
4102 OFDM(2) << 12 | /* 18->12 */
4103 OFDM(1) << 8 | /* 12-> 9 */
4104 OFDM(0) << 4 | /* 9-> 6 */
4105 OFDM(0)); /* 6-> 6 */
4106
4107 run_write(sc, RT2860_LG_FBK_CFG1,
4108 CCK(2) << 12 | /* 11->5.5 */
4109 CCK(1) << 8 | /* 5.5-> 2 */
4110 CCK(0) << 4 | /* 2-> 1 */
4111 CCK(0)); /* 1-> 1 */
4112 #undef OFDM
4113 #undef CCK
4114 }
4115
4116 static void
4117 run_set_txpreamble(struct run_softc *sc)
4118 {
4119 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
4120 uint32_t tmp;
4121
4122 run_read(sc, RT2860_AUTO_RSP_CFG, &tmp);
4123 if (ic->ic_flags & IEEE80211_F_SHPREAMBLE)
4124 tmp |= RT2860_CCK_SHORT_EN;
4125 else
4126 tmp &= ~RT2860_CCK_SHORT_EN;
4127 run_write(sc, RT2860_AUTO_RSP_CFG, tmp);
4128 }
4129
4130 static void
4131 run_set_basicrates(struct run_softc *sc)
4132 {
4133 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
4134
4135 /* set basic rates mask */
4136 if (ic->ic_curmode == IEEE80211_MODE_11B)
4137 run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x003);
4138 else if (ic->ic_curmode == IEEE80211_MODE_11A)
4139 run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x150);
4140 else /* 11g */
4141 run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x15f);
4142 }
4143
4144 static void
4145 run_set_leds(struct run_softc *sc, uint16_t which)
4146 {
4147 (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LEDS,
4148 which | (sc->leds & 0x7f));
4149 }
4150
4151 static void
4152 run_set_bssid(struct run_softc *sc, const uint8_t *bssid)
4153 {
4154 run_write(sc, RT2860_MAC_BSSID_DW0,
4155 bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24);
4156 run_write(sc, RT2860_MAC_BSSID_DW1,
4157 bssid[4] | bssid[5] << 8);
4158 }
4159
4160 static void
4161 run_set_macaddr(struct run_softc *sc, const uint8_t *addr)
4162 {
4163 run_write(sc, RT2860_MAC_ADDR_DW0,
4164 addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24);
4165 run_write(sc, RT2860_MAC_ADDR_DW1,
4166 addr[4] | addr[5] << 8 | 0xff << 16);
4167 }
4168
4169 /* ARGSUSED */
4170 static void
4171 run_updateslot(struct ifnet *ifp)
4172 {
4173 struct run_softc *sc = ifp->if_softc;
4174 struct ieee80211com *ic = ifp->if_l2com;
4175 uint32_t tmp;
4176
4177 run_read(sc, RT2860_BKOFF_SLOT_CFG, &tmp);
4178 tmp &= ~0xff;
4179 tmp |= (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20;
4180 run_write(sc, RT2860_BKOFF_SLOT_CFG, tmp);
4181 }
4182
4183 static void
4184 run_update_mcast(struct ifnet *ifp)
4185 {
4186 /* h/w filter supports getting everything or nothing */
4187 ifp->if_flags |= IFF_ALLMULTI;
4188 }
4189
4190 static int8_t
4191 run_rssi2dbm(struct run_softc *sc, uint8_t rssi, uint8_t rxchain)
4192 {
4193 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
4194 struct ieee80211_channel *c = ic->ic_curchan;
4195 int delta;
4196
4197 if (IEEE80211_IS_CHAN_5GHZ(c)) {
4198 uint32_t chan = ieee80211_chan2ieee(ic, c);
4199 delta = sc->rssi_5ghz[rxchain];
4200
4201 /* determine channel group */
4202 if (chan <= 64)
4203 delta -= sc->lna[1];
4204 else if (chan <= 128)
4205 delta -= sc->lna[2];
4206 else
4207 delta -= sc->lna[3];
4208 } else
4209 delta = sc->rssi_2ghz[rxchain] - sc->lna[0];
4210
4211 return (-12 - delta - rssi);
4212 }
4213
4214 static int
4215 run_bbp_init(struct run_softc *sc)
4216 {
4217 int i, error, ntries;
4218 uint8_t bbp0;
4219
4220 /* wait for BBP to wake up */
4221 for (ntries = 0; ntries < 20; ntries++) {
4222 if ((error = run_bbp_read(sc, 0, &bbp0)) != 0)
4223 return error;
4224 if (bbp0 != 0 && bbp0 != 0xff)
4225 break;
4226 }
4227 if (ntries == 20)
4228 return (ETIMEDOUT);
4229
4230 /* initialize BBP registers to default values */
4231 for (i = 0; i < N(rt2860_def_bbp); i++) {
4232 run_bbp_write(sc, rt2860_def_bbp[i].reg,
4233 rt2860_def_bbp[i].val);
4234 }
4235
4236 /* fix BBP84 for RT2860E */
4237 if (sc->mac_ver == 0x2860 && sc->mac_rev != 0x0101)
4238 run_bbp_write(sc, 84, 0x19);
4239
4240 if (sc->mac_ver >= 0x3070) {
4241 run_bbp_write(sc, 79, 0x13);
4242 run_bbp_write(sc, 80, 0x05);
4243 run_bbp_write(sc, 81, 0x33);
4244 } else if (sc->mac_ver == 0x2860 && sc->mac_rev == 0x0100) {
4245 run_bbp_write(sc, 69, 0x16);
4246 run_bbp_write(sc, 73, 0x12);
4247 }
4248 return (0);
4249 }
4250
4251 static int
4252 run_rt3070_rf_init(struct run_softc *sc)
4253 {
4254 uint32_t tmp;
4255 uint8_t rf, target, bbp4;
4256 int i;
4257
4258 run_rt3070_rf_read(sc, 30, &rf);
4259 /* toggle RF R30 bit 7 */
4260 run_rt3070_rf_write(sc, 30, rf | 0x80);
4261 run_delay(sc, 10);
4262 run_rt3070_rf_write(sc, 30, rf & ~0x80);
4263
4264 /* initialize RF registers to default value */
4265 if (sc->mac_ver == 0x3572) {
4266 for (i = 0; i < N(rt3572_def_rf); i++) {
4267 run_rt3070_rf_write(sc, rt3572_def_rf[i].reg,
4268 rt3572_def_rf[i].val);
4269 }
4270 } else {
4271 for (i = 0; i < N(rt3070_def_rf); i++) {
4272 run_rt3070_rf_write(sc, rt3070_def_rf[i].reg,
4273 rt3070_def_rf[i].val);
4274 }
4275 }
4276
4277 if (sc->mac_ver == 0x3070) {
4278 /* change voltage from 1.2V to 1.35V for RT3070 */
4279 run_read(sc, RT3070_LDO_CFG0, &tmp);
4280 tmp = (tmp & ~0x0f000000) | 0x0d000000;
4281 run_write(sc, RT3070_LDO_CFG0, tmp);
4282
4283 } else if (sc->mac_ver == 0x3071) {
4284 run_rt3070_rf_read(sc, 6, &rf);
4285 run_rt3070_rf_write(sc, 6, rf | 0x40);
4286 run_rt3070_rf_write(sc, 31, 0x14);
4287
4288 run_read(sc, RT3070_LDO_CFG0, &tmp);
4289 tmp &= ~0x1f000000;
4290 if (sc->mac_rev < 0x0211)
4291 tmp |= 0x0d000000; /* 1.3V */
4292 else
4293 tmp |= 0x01000000; /* 1.2V */
4294 run_write(sc, RT3070_LDO_CFG0, tmp);
4295
4296 /* patch LNA_PE_G1 */
4297 run_read(sc, RT3070_GPIO_SWITCH, &tmp);
4298 run_write(sc, RT3070_GPIO_SWITCH, tmp & ~0x20);
4299
4300 } else if (sc->mac_ver == 0x3572) {
4301 run_rt3070_rf_read(sc, 6, &rf);
4302 run_rt3070_rf_write(sc, 6, rf | 0x40);
4303
4304 /* increase voltage from 1.2V to 1.35V */
4305 run_read(sc, RT3070_LDO_CFG0, &tmp);
4306 tmp = (tmp & ~0x1f000000) | 0x0d000000;
4307 run_write(sc, RT3070_LDO_CFG0, tmp);
4308
4309 if (sc->mac_rev < 0x0211 || !sc->patch_dac) {
4310 run_delay(sc, 1); /* wait for 1msec */
4311 /* decrease voltage back to 1.2V */
4312 tmp = (tmp & ~0x1f000000) | 0x01000000;
4313 run_write(sc, RT3070_LDO_CFG0, tmp);
4314 }
4315 }
4316
4317 /* select 20MHz bandwidth */
4318 run_rt3070_rf_read(sc, 31, &rf);
4319 run_rt3070_rf_write(sc, 31, rf & ~0x20);
4320
4321 /* calibrate filter for 20MHz bandwidth */
4322 sc->rf24_20mhz = 0x1f; /* default value */
4323 target = (sc->mac_ver < 0x3071) ? 0x16 : 0x13;
4324 run_rt3070_filter_calib(sc, 0x07, target, &sc->rf24_20mhz);
4325
4326 /* select 40MHz bandwidth */
4327 run_bbp_read(sc, 4, &bbp4);
4328 run_bbp_write(sc, 4, (bbp4 & ~0x08) | 0x10);
4329 run_rt3070_rf_read(sc, 31, &rf);
4330 run_rt3070_rf_write(sc, 31, rf | 0x20);
4331
4332 /* calibrate filter for 40MHz bandwidth */
4333 sc->rf24_40mhz = 0x2f; /* default value */
4334 target = (sc->mac_ver < 0x3071) ? 0x19 : 0x15;
4335 run_rt3070_filter_calib(sc, 0x27, target, &sc->rf24_40mhz);
4336
4337 /* go back to 20MHz bandwidth */
4338 run_bbp_read(sc, 4, &bbp4);
4339 run_bbp_write(sc, 4, bbp4 & ~0x18);
4340
4341 if (sc->mac_ver == 0x3572) {
4342 /* save default BBP registers 25 and 26 values */
4343 run_bbp_read(sc, 25, &sc->bbp25);
4344 run_bbp_read(sc, 26, &sc->bbp26);
4345 } else if (sc->mac_rev < 0x0211)
4346 run_rt3070_rf_write(sc, 27, 0x03);
4347
4348 run_read(sc, RT3070_OPT_14, &tmp);
4349 run_write(sc, RT3070_OPT_14, tmp | 1);
4350
4351 if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) {
4352 run_rt3070_rf_read(sc, 17, &rf);
4353 rf &= ~RT3070_TX_LO1;
4354 if ((sc->mac_ver == 0x3070 ||
4355 (sc->mac_ver == 0x3071 && sc->mac_rev >= 0x0211)) &&
4356 !sc->ext_2ghz_lna)
4357 rf |= 0x20; /* fix for long range Rx issue */
4358 if (sc->txmixgain_2ghz >= 1)
4359 rf = (rf & ~0x7) | sc->txmixgain_2ghz;
4360 run_rt3070_rf_write(sc, 17, rf);
4361 }
4362
4363 if (sc->mac_rev == 0x3071) {
4364 run_rt3070_rf_read(sc, 1, &rf);
4365 rf &= ~(RT3070_RX0_PD | RT3070_TX0_PD);
4366 rf |= RT3070_RF_BLOCK | RT3070_RX1_PD | RT3070_TX1_PD;
4367 run_rt3070_rf_write(sc, 1, rf);
4368
4369 run_rt3070_rf_read(sc, 15, &rf);
4370 run_rt3070_rf_write(sc, 15, rf & ~RT3070_TX_LO2);
4371
4372 run_rt3070_rf_read(sc, 20, &rf);
4373 run_rt3070_rf_write(sc, 20, rf & ~RT3070_RX_LO1);
4374
4375 run_rt3070_rf_read(sc, 21, &rf);
4376 run_rt3070_rf_write(sc, 21, rf & ~RT3070_RX_LO2);
4377 }
4378
4379 if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) {
4380 /* fix Tx to Rx IQ glitch by raising RF voltage */
4381 run_rt3070_rf_read(sc, 27, &rf);
4382 rf &= ~0x77;
4383 if (sc->mac_rev < 0x0211)
4384 rf |= 0x03;
4385 run_rt3070_rf_write(sc, 27, rf);
4386 }
4387 return (0);
4388 }
4389
4390 static int
4391 run_rt3070_filter_calib(struct run_softc *sc, uint8_t init, uint8_t target,
4392 uint8_t *val)
4393 {
4394 uint8_t rf22, rf24;
4395 uint8_t bbp55_pb, bbp55_sb, delta;
4396 int ntries;
4397
4398 /* program filter */
4399 run_rt3070_rf_read(sc, 24, &rf24);
4400 rf24 = (rf24 & 0xc0) | init; /* initial filter value */
4401 run_rt3070_rf_write(sc, 24, rf24);
4402
4403 /* enable baseband loopback mode */
4404 run_rt3070_rf_read(sc, 22, &rf22);
4405 run_rt3070_rf_write(sc, 22, rf22 | 0x01);
4406
4407 /* set power and frequency of passband test tone */
4408 run_bbp_write(sc, 24, 0x00);
4409 for (ntries = 0; ntries < 100; ntries++) {
4410 /* transmit test tone */
4411 run_bbp_write(sc, 25, 0x90);
4412 run_delay(sc, 10);
4413 /* read received power */
4414 run_bbp_read(sc, 55, &bbp55_pb);
4415 if (bbp55_pb != 0)
4416 break;
4417 }
4418 if (ntries == 100)
4419 return ETIMEDOUT;
4420
4421 /* set power and frequency of stopband test tone */
4422 run_bbp_write(sc, 24, 0x06);
4423 for (ntries = 0; ntries < 100; ntries++) {
4424 /* transmit test tone */
4425 run_bbp_write(sc, 25, 0x90);
4426 run_delay(sc, 10);
4427 /* read received power */
4428 run_bbp_read(sc, 55, &bbp55_sb);
4429
4430 delta = bbp55_pb - bbp55_sb;
4431 if (delta > target)
4432 break;
4433
4434 /* reprogram filter */
4435 rf24++;
4436 run_rt3070_rf_write(sc, 24, rf24);
4437 }
4438 if (ntries < 100) {
4439 if (rf24 != init)
4440 rf24--; /* backtrack */
4441 *val = rf24;
4442 run_rt3070_rf_write(sc, 24, rf24);
4443 }
4444
4445 /* restore initial state */
4446 run_bbp_write(sc, 24, 0x00);
4447
4448 /* disable baseband loopback mode */
4449 run_rt3070_rf_read(sc, 22, &rf22);
4450 run_rt3070_rf_write(sc, 22, rf22 & ~0x01);
4451
4452 return (0);
4453 }
4454
4455 static void
4456 run_rt3070_rf_setup(struct run_softc *sc)
4457 {
4458 uint8_t bbp, rf;
4459 int i;
4460
4461 if (sc->mac_ver == 0x3572) {
4462 /* enable DC filter */
4463 if (sc->mac_rev >= 0x0201)
4464 run_bbp_write(sc, 103, 0xc0);
4465
4466 run_bbp_read(sc, 138, &bbp);
4467 if (sc->ntxchains == 1)
4468 bbp |= 0x20; /* turn off DAC1 */
4469 if (sc->nrxchains == 1)
4470 bbp &= ~0x02; /* turn off ADC1 */
4471 run_bbp_write(sc, 138, bbp);
4472
4473 if (sc->mac_rev >= 0x0211) {
4474 /* improve power consumption */
4475 run_bbp_read(sc, 31, &bbp);
4476 run_bbp_write(sc, 31, bbp & ~0x03);
4477 }
4478
4479 run_rt3070_rf_read(sc, 16, &rf);
4480 rf = (rf & ~0x07) | sc->txmixgain_2ghz;
4481 run_rt3070_rf_write(sc, 16, rf);
4482
4483 } else if (sc->mac_ver == 0x3071) {
4484 /* enable DC filter */
4485 if (sc->mac_rev >= 0x0201)
4486 run_bbp_write(sc, 103, 0xc0);
4487
4488 run_bbp_read(sc, 138, &bbp);
4489 if (sc->ntxchains == 1)
4490 bbp |= 0x20; /* turn off DAC1 */
4491 if (sc->nrxchains == 1)
4492 bbp &= ~0x02; /* turn off ADC1 */
4493 run_bbp_write(sc, 138, bbp);
4494
4495 if (sc->mac_rev >= 0x0211) {
4496 /* improve power consumption */
4497 run_bbp_read(sc, 31, &bbp);
4498 run_bbp_write(sc, 31, bbp & ~0x03);
4499 }
4500
4501 run_write(sc, RT2860_TX_SW_CFG1, 0);
4502 if (sc->mac_rev < 0x0211) {
4503 run_write(sc, RT2860_TX_SW_CFG2,
4504 sc->patch_dac ? 0x2c : 0x0f);
4505 } else
4506 run_write(sc, RT2860_TX_SW_CFG2, 0);
4507
4508 } else if (sc->mac_ver == 0x3070) {
4509 if (sc->mac_rev >= 0x0201) {
4510 /* enable DC filter */
4511 run_bbp_write(sc, 103, 0xc0);
4512
4513 /* improve power consumption */
4514 run_bbp_read(sc, 31, &bbp);
4515 run_bbp_write(sc, 31, bbp & ~0x03);
4516 }
4517
4518 if (sc->mac_rev < 0x0211) {
4519 run_write(sc, RT2860_TX_SW_CFG1, 0);
4520 run_write(sc, RT2860_TX_SW_CFG2, 0x2c);
4521 } else
4522 run_write(sc, RT2860_TX_SW_CFG2, 0);
4523 }
4524
4525 /* initialize RF registers from ROM for >=RT3071*/
4526 if (sc->mac_ver >= 0x3071) {
4527 for (i = 0; i < 10; i++) {
4528 if (sc->rf[i].reg == 0 || sc->rf[i].reg == 0xff)
4529 continue;
4530 run_rt3070_rf_write(sc, sc->rf[i].reg, sc->rf[i].val);
4531 }
4532 }
4533 }
4534
4535 static int
4536 run_txrx_enable(struct run_softc *sc)
4537 {
4538 struct ieee80211com *ic = sc->sc_ifp->if_l2com;
4539 uint32_t tmp;
4540 int error, ntries;
4541
4542 run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_TX_EN);
4543 for (ntries = 0; ntries < 200; ntries++) {
4544 if ((error = run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp)) != 0)
4545 return error;
4546 if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0)
4547 break;
4548 run_delay(sc, 50);
4549 }
4550 if (ntries == 200)
4551 return ETIMEDOUT;
4552
4553 run_delay(sc, 50);
4554
4555 tmp |= RT2860_RX_DMA_EN | RT2860_TX_DMA_EN | RT2860_TX_WB_DDONE;
4556 run_write(sc, RT2860_WPDMA_GLO_CFG, tmp);
4557
4558 /* enable Rx bulk aggregation (set timeout and limit) */
4559 tmp = RT2860_USB_TX_EN | RT2860_USB_RX_EN | RT2860_USB_RX_AGG_EN |
4560 RT2860_USB_RX_AGG_TO(128) | RT2860_USB_RX_AGG_LMT(2);
4561 run_write(sc, RT2860_USB_DMA_CFG, tmp);
4562
4563 /* set Rx filter */
4564 tmp = RT2860_DROP_CRC_ERR | RT2860_DROP_PHY_ERR;
4565 if (ic->ic_opmode != IEEE80211_M_MONITOR) {
4566 tmp |= RT2860_DROP_UC_NOME | RT2860_DROP_DUPL |
4567 RT2860_DROP_CTS | RT2860_DROP_BA | RT2860_DROP_ACK |
4568 RT2860_DROP_VER_ERR | RT2860_DROP_CTRL_RSV |
4569 RT2860_DROP_CFACK | RT2860_DROP_CFEND;
4570 if (ic->ic_opmode == IEEE80211_M_STA)
4571 tmp |= RT2860_DROP_RTS | RT2860_DROP_PSPOLL;
4572 }
4573 run_write(sc, RT2860_RX_FILTR_CFG, tmp);
4574
4575 run_write(sc, RT2860_MAC_SYS_CTRL,
4576 RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
4577
4578 return (0);
4579 }
4580
4581 static void
4582 run_init_locked(struct run_softc *sc)
4583 {
4584 struct ifnet *ifp = sc->sc_ifp;
4585 struct ieee80211com *ic = ifp->if_l2com;
4586 uint32_t tmp;
4587 uint8_t bbp1, bbp3;
4588 int i;
4589 int ridx;
4590 int ntries;
4591
4592 if (ic->ic_nrunning > 1)
4593 return;
4594
4595 run_stop(sc);
4596
4597 if (run_load_microcode(sc) != 0) {
4598 device_printf(sc->sc_dev, "could not load 8051 microcode\n");
4599 goto fail;
4600 }
4601
4602 for (ntries = 0; ntries < 100; ntries++) {
4603 if (run_read(sc, RT2860_ASIC_VER_ID, &tmp) != 0)
4604 goto fail;
4605 if (tmp != 0 && tmp != 0xffffffff)
4606 break;
4607 run_delay(sc, 10);
4608 }
4609 if (ntries == 100)
4610 goto fail;
4611
4612 for (i = 0; i != RUN_EP_QUEUES; i++)
4613 run_setup_tx_list(sc, &sc->sc_epq[i]);
4614
4615 run_set_macaddr(sc, IF_LLADDR(ifp));
4616
4617 for (ntries = 0; ntries < 100; ntries++) {
4618 if (run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp) != 0)
4619 goto fail;
4620 if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0)
4621 break;
4622 run_delay(sc, 10);
4623 }
4624 if (ntries == 100) {
4625 device_printf(sc->sc_dev, "timeout waiting for DMA engine\n");
4626 goto fail;
4627 }
4628 tmp &= 0xff0;
4629 tmp |= RT2860_TX_WB_DDONE;
4630 run_write(sc, RT2860_WPDMA_GLO_CFG, tmp);
4631
4632 /* turn off PME_OEN to solve high-current issue */
4633 run_read(sc, RT2860_SYS_CTRL, &tmp);
4634 run_write(sc, RT2860_SYS_CTRL, tmp & ~RT2860_PME_OEN);
4635
4636 run_write(sc, RT2860_MAC_SYS_CTRL,
4637 RT2860_BBP_HRST | RT2860_MAC_SRST);
4638 run_write(sc, RT2860_USB_DMA_CFG, 0);
4639
4640 if (run_reset(sc) != 0) {
4641 device_printf(sc->sc_dev, "could not reset chipset\n");
4642 goto fail;
4643 }
4644
4645 run_write(sc, RT2860_MAC_SYS_CTRL, 0);
4646
4647 /* init Tx power for all Tx rates (from EEPROM) */
4648 for (ridx = 0; ridx < 5; ridx++) {
4649 if (sc->txpow20mhz[ridx] == 0xffffffff)
4650 continue;
4651 run_write(sc, RT2860_TX_PWR_CFG(ridx), sc->txpow20mhz[ridx]);
4652 }
4653
4654 for (i = 0; i < N(rt2870_def_mac); i++)
4655 run_write(sc, rt2870_def_mac[i].reg, rt2870_def_mac[i].val);
4656 run_write(sc, RT2860_WMM_AIFSN_CFG, 0x00002273);
4657 run_write(sc, RT2860_WMM_CWMIN_CFG, 0x00002344);
4658 run_write(sc, RT2860_WMM_CWMAX_CFG, 0x000034aa);
4659
4660 if (sc->mac_ver >= 0x3070) {
4661 /* set delay of PA_PE assertion to 1us (unit of 0.25us) */
4662 run_write(sc, RT2860_TX_SW_CFG0,
4663 4 << RT2860_DLY_PAPE_EN_SHIFT);
4664 }
4665
4666 /* wait while MAC is busy */
4667 for (ntries = 0; ntries < 100; ntries++) {
4668 if (run_read(sc, RT2860_MAC_STATUS_REG, &tmp) != 0)
4669 goto fail;
4670 if (!(tmp & (RT2860_RX_STATUS_BUSY | RT2860_TX_STATUS_BUSY)))
4671 break;
4672 run_delay(sc, 10);
4673 }
4674 if (ntries == 100)
4675 goto fail;
4676
4677 /* clear Host to MCU mailbox */
4678 run_write(sc, RT2860_H2M_BBPAGENT, 0);
4679 run_write(sc, RT2860_H2M_MAILBOX, 0);
4680 run_delay(sc, 10);
4681
4682 if (run_bbp_init(sc) != 0) {
4683 device_printf(sc->sc_dev, "could not initialize BBP\n");
4684 goto fail;
4685 }
4686
4687 /* abort TSF synchronization */
4688 run_read(sc, RT2860_BCN_TIME_CFG, &tmp);
4689 tmp &= ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN |
4690 RT2860_TBTT_TIMER_EN);
4691 run_write(sc, RT2860_BCN_TIME_CFG, tmp);
4692
4693 /* clear RX WCID search table */
4694 run_set_region_4(sc, RT2860_WCID_ENTRY(0), 0, 512);
4695 /* clear WCID attribute table */
4696 run_set_region_4(sc, RT2860_WCID_ATTR(0), 0, 8 * 32);
4697
4698 /* hostapd sets a key before init. So, don't clear it. */
4699 if (sc->cmdq_key_set != RUN_CMDQ_GO) {
4700 /* clear shared key table */
4701 run_set_region_4(sc, RT2860_SKEY(0, 0), 0, 8 * 32);
4702 /* clear shared key mode */
4703 run_set_region_4(sc, RT2860_SKEY_MODE_0_7, 0, 4);
4704 }
4705
4706 run_read(sc, RT2860_US_CYC_CNT, &tmp);
4707 tmp = (tmp & ~0xff) | 0x1e;
4708 run_write(sc, RT2860_US_CYC_CNT, tmp);
4709
4710 if (sc->mac_rev != 0x0101)
4711 run_write(sc, RT2860_TXOP_CTRL_CFG, 0x0000583f);
4712
4713 run_write(sc, RT2860_WMM_TXOP0_CFG, 0);
4714 run_write(sc, RT2860_WMM_TXOP1_CFG, 48 << 16 | 96);
4715
4716 /* write vendor-specific BBP values (from EEPROM) */
4717 for (i = 0; i < 10; i++) {
4718 if (sc->bbp[i].reg == 0 || sc->bbp[i].reg == 0xff)
4719 continue;
4720 run_bbp_write(sc, sc->bbp[i].reg, sc->bbp[i].val);
4721 }
4722
4723 /* select Main antenna for 1T1R devices */
4724 if (sc->rf_rev == RT3070_RF_3020)
4725 run_set_rx_antenna(sc, 0);
4726
4727 /* send LEDs operating mode to microcontroller */
4728 (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED1, sc->led[0]);
4729 (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED2, sc->led[1]);
4730 (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED3, sc->led[2]);
4731
4732 if (sc->mac_ver >= 0x3070)
4733 run_rt3070_rf_init(sc);
4734
4735 /* disable non-existing Rx chains */
4736 run_bbp_read(sc, 3, &bbp3);
4737 bbp3 &= ~(1 << 3 | 1 << 4);
4738 if (sc->nrxchains == 2)
4739 bbp3 |= 1 << 3;
4740 else if (sc->nrxchains == 3)
4741 bbp3 |= 1 << 4;
4742 run_bbp_write(sc, 3, bbp3);
4743
4744 /* disable non-existing Tx chains */
4745 run_bbp_read(sc, 1, &bbp1);
4746 if (sc->ntxchains == 1)
4747 bbp1 &= ~(1 << 3 | 1 << 4);
4748 run_bbp_write(sc, 1, bbp1);
4749
4750 if (sc->mac_ver >= 0x3070)
4751 run_rt3070_rf_setup(sc);
4752
4753 /* select default channel */
4754 run_set_chan(sc, ic->ic_curchan);
4755
4756 /* setup initial protection mode */
4757 run_updateprot(ic);
4758
4759 /* turn radio LED on */
4760 run_set_leds(sc, RT2860_LED_RADIO);
4761
4762 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
4763 ifp->if_drv_flags |= IFF_DRV_RUNNING;
4764 sc->cmdq_run = RUN_CMDQ_GO;
4765
4766 for (i = 0; i != RUN_N_XFER; i++)
4767 usbd_xfer_set_stall(sc->sc_xfer[i]);
4768
4769 usbd_transfer_start(sc->sc_xfer[RUN_BULK_RX]);
4770
4771 if (run_txrx_enable(sc) != 0)
4772 goto fail;
4773
4774 return;
4775
4776 fail:
4777 run_stop(sc);
4778 }
4779
4780 static void
4781 run_init(void *arg)
4782 {
4783 struct run_softc *sc = arg;
4784 struct ifnet *ifp = sc->sc_ifp;
4785 struct ieee80211com *ic = ifp->if_l2com;
4786
4787 RUN_LOCK(sc);
4788 run_init_locked(sc);
4789 RUN_UNLOCK(sc);
4790
4791 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
4792 ieee80211_start_all(ic);
4793 }
4794
4795 static void
4796 run_stop(void *arg)
4797 {
4798 struct run_softc *sc = (struct run_softc *)arg;
4799 struct ifnet *ifp = sc->sc_ifp;
4800 uint32_t tmp;
4801 int i;
4802 int ntries;
4803
4804 RUN_LOCK_ASSERT(sc, MA_OWNED);
4805
4806 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
4807 run_set_leds(sc, 0); /* turn all LEDs off */
4808
4809 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
4810
4811 sc->ratectl_run = RUN_RATECTL_OFF;
4812 sc->cmdq_run = sc->cmdq_key_set;
4813
4814 RUN_UNLOCK(sc);
4815
4816 for(i = 0; i < RUN_N_XFER; i++)
4817 usbd_transfer_drain(sc->sc_xfer[i]);
4818
4819 RUN_LOCK(sc);
4820
4821 if (sc->rx_m != NULL) {
4822 m_free(sc->rx_m);
4823 sc->rx_m = NULL;
4824 }
4825
4826 /* disable Tx/Rx */
4827 run_read(sc, RT2860_MAC_SYS_CTRL, &tmp);
4828 tmp &= ~(RT2860_MAC_RX_EN | RT2860_MAC_TX_EN);
4829 run_write(sc, RT2860_MAC_SYS_CTRL, tmp);
4830
4831 /* wait for pending Tx to complete */
4832 for (ntries = 0; ntries < 100; ntries++) {
4833 if (run_read(sc, RT2860_TXRXQ_PCNT, &tmp) != 0) {
4834 DPRINTF("Cannot read Tx queue count\n");
4835 break;
4836 }
4837 if ((tmp & RT2860_TX2Q_PCNT_MASK) == 0) {
4838 DPRINTF("All Tx cleared\n");
4839 break;
4840 }
4841 run_delay(sc, 10);
4842 }
4843 if (ntries >= 100)
4844 DPRINTF("There are still pending Tx\n");
4845 run_delay(sc, 10);
4846 run_write(sc, RT2860_USB_DMA_CFG, 0);
4847
4848 run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_BBP_HRST | RT2860_MAC_SRST);
4849 run_write(sc, RT2860_MAC_SYS_CTRL, 0);
4850
4851 for (i = 0; i != RUN_EP_QUEUES; i++)
4852 run_unsetup_tx_list(sc, &sc->sc_epq[i]);
4853
4854 return;
4855 }
4856
4857 static void
4858 run_delay(struct run_softc *sc, unsigned int ms)
4859 {
4860 usb_pause_mtx(mtx_owned(&sc->sc_mtx) ?
4861 &sc->sc_mtx : NULL, USB_MS_TO_TICKS(ms));
4862 }
4863
4864 static device_method_t run_methods[] = {
4865 /* Device interface */
4866 DEVMETHOD(device_probe, run_match),
4867 DEVMETHOD(device_attach, run_attach),
4868 DEVMETHOD(device_detach, run_detach),
4869
4870 { 0, 0 }
4871 };
4872
4873 static driver_t run_driver = {
4874 .name = "run",
4875 .methods = run_methods,
4876 .size = sizeof(struct run_softc)
4877 };
4878
4879 static devclass_t run_devclass;
4880
4881 DRIVER_MODULE(run, uhub, run_driver, run_devclass, NULL, 0);
4882 MODULE_DEPEND(run, wlan, 1, 1, 1);
4883 MODULE_DEPEND(run, usb, 1, 1, 1);
4884 MODULE_DEPEND(run, firmware, 1, 1, 1);
4885 MODULE_VERSION(run, 1);
Cache object: daa80481bb172a60150ae0e32472469e
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