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15#define _RTW_XMIT_C_
16
17#include <osdep_service.h>
18#include <drv_types.h>
19#include <wifi.h>
20#include <osdep_intf.h>
21#include <linux/ip.h>
22#include <usb_ops.h>
23
24static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 };
25static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 };
26
27static void _init_txservq(struct tx_servq *ptxservq)
28{
29
30 INIT_LIST_HEAD(&ptxservq->tx_pending);
31 _rtw_init_queue23a(&ptxservq->sta_pending);
32 ptxservq->qcnt = 0;
33
34}
35
36void _rtw_init_sta_xmit_priv23a(struct sta_xmit_priv *psta_xmitpriv)
37{
38
39 spin_lock_init(&psta_xmitpriv->lock);
40
41
42
43
44 _init_txservq(&psta_xmitpriv->be_q);
45 _init_txservq(&psta_xmitpriv->bk_q);
46 _init_txservq(&psta_xmitpriv->vi_q);
47 _init_txservq(&psta_xmitpriv->vo_q);
48 INIT_LIST_HEAD(&psta_xmitpriv->legacy_dz);
49 INIT_LIST_HEAD(&psta_xmitpriv->apsd);
50
51}
52
53s32 _rtw_init_xmit_priv23a(struct xmit_priv *pxmitpriv, struct rtw_adapter *padapter)
54{
55 int i;
56 struct xmit_buf *pxmitbuf;
57 struct xmit_frame *pxframe;
58 int res = _SUCCESS;
59 u32 max_xmit_extbuf_size = MAX_XMIT_EXTBUF_SZ;
60 u32 num_xmit_extbuf = NR_XMIT_EXTBUFF;
61
62
63
64
65 spin_lock_init(&pxmitpriv->lock);
66 spin_lock_init(&pxmitpriv->lock_sctx);
67 sema_init(&pxmitpriv->xmit_sema, 0);
68 sema_init(&pxmitpriv->terminate_xmitthread_sema, 0);
69
70
71
72
73
74 pxmitpriv->adapter = padapter;
75
76 _rtw_init_queue23a(&pxmitpriv->be_pending);
77 _rtw_init_queue23a(&pxmitpriv->bk_pending);
78 _rtw_init_queue23a(&pxmitpriv->vi_pending);
79 _rtw_init_queue23a(&pxmitpriv->vo_pending);
80 _rtw_init_queue23a(&pxmitpriv->bm_pending);
81
82 _rtw_init_queue23a(&pxmitpriv->free_xmit_queue);
83
84
85
86
87
88
89
90 pxmitpriv->pallocated_frame_buf = rtw_zvmalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4);
91
92 if (pxmitpriv->pallocated_frame_buf == NULL) {
93 pxmitpriv->pxmit_frame_buf = NULL;
94 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_frame fail!\n"));
95 res = _FAIL;
96 goto exit;
97 }
98 pxmitpriv->pxmit_frame_buf = PTR_ALIGN(pxmitpriv->pallocated_frame_buf, 4);
99
100 pxframe = (struct xmit_frame*) pxmitpriv->pxmit_frame_buf;
101
102 for (i = 0; i < NR_XMITFRAME; i++) {
103 INIT_LIST_HEAD(&pxframe->list);
104
105 pxframe->padapter = padapter;
106 pxframe->frame_tag = NULL_FRAMETAG;
107
108 pxframe->pkt = NULL;
109
110 pxframe->buf_addr = NULL;
111 pxframe->pxmitbuf = NULL;
112
113 list_add_tail(&pxframe->list,
114 &pxmitpriv->free_xmit_queue.queue);
115
116 pxframe++;
117 }
118
119 pxmitpriv->free_xmitframe_cnt = NR_XMITFRAME;
120
121 pxmitpriv->frag_len = MAX_FRAG_THRESHOLD;
122
123
124 _rtw_init_queue23a(&pxmitpriv->free_xmitbuf_queue);
125 INIT_LIST_HEAD(&pxmitpriv->xmitbuf_list);
126 _rtw_init_queue23a(&pxmitpriv->pending_xmitbuf_queue);
127
128 for (i = 0; i < NR_XMITBUFF; i++) {
129 pxmitbuf = kzalloc(sizeof(struct xmit_buf), GFP_KERNEL);
130 if (!pxmitbuf)
131 goto fail;
132 INIT_LIST_HEAD(&pxmitbuf->list);
133 INIT_LIST_HEAD(&pxmitbuf->list2);
134
135 pxmitbuf->padapter = padapter;
136
137
138 res = rtw_os_xmit_resource_alloc23a(padapter, pxmitbuf,
139 (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ));
140 if (res == _FAIL) {
141 goto fail;
142 }
143
144 list_add_tail(&pxmitbuf->list,
145 &pxmitpriv->free_xmitbuf_queue.queue);
146 list_add_tail(&pxmitbuf->list2,
147 &pxmitpriv->xmitbuf_list);
148 }
149
150 pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF;
151
152
153 _rtw_init_queue23a(&pxmitpriv->free_xframe_ext_queue);
154
155 pxmitpriv->xframe_ext_alloc_addr = rtw_zvmalloc(num_xmit_extbuf * sizeof(struct xmit_frame) + 4);
156
157 if (pxmitpriv->xframe_ext_alloc_addr == NULL) {
158 pxmitpriv->xframe_ext = NULL;
159 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xframe_ext fail!\n"));
160 res = _FAIL;
161 goto exit;
162 }
163 pxmitpriv->xframe_ext = PTR_ALIGN(pxmitpriv->xframe_ext_alloc_addr, 4);
164 pxframe = (struct xmit_frame*)pxmitpriv->xframe_ext;
165
166 for (i = 0; i < num_xmit_extbuf; i++) {
167 INIT_LIST_HEAD(&pxframe->list);
168
169 pxframe->padapter = padapter;
170 pxframe->frame_tag = NULL_FRAMETAG;
171
172 pxframe->pkt = NULL;
173
174 pxframe->buf_addr = NULL;
175 pxframe->pxmitbuf = NULL;
176
177 pxframe->ext_tag = 1;
178
179 list_add_tail(&pxframe->list,
180 &pxmitpriv->free_xframe_ext_queue.queue);
181
182 pxframe++;
183 }
184 pxmitpriv->free_xframe_ext_cnt = num_xmit_extbuf;
185
186
187 _rtw_init_queue23a(&pxmitpriv->free_xmit_extbuf_queue);
188 INIT_LIST_HEAD(&pxmitpriv->xmitextbuf_list);
189
190 for (i = 0; i < num_xmit_extbuf; i++) {
191 pxmitbuf = kzalloc(sizeof(struct xmit_buf), GFP_KERNEL);
192 if (!pxmitbuf)
193 goto fail;
194 INIT_LIST_HEAD(&pxmitbuf->list);
195 INIT_LIST_HEAD(&pxmitbuf->list2);
196
197 pxmitbuf->padapter = padapter;
198
199
200 res = rtw_os_xmit_resource_alloc23a(padapter, pxmitbuf,
201 max_xmit_extbuf_size + XMITBUF_ALIGN_SZ);
202 if (res == _FAIL) {
203 goto exit;
204 }
205
206 list_add_tail(&pxmitbuf->list,
207 &pxmitpriv->free_xmit_extbuf_queue.queue);
208 list_add_tail(&pxmitbuf->list2,
209 &pxmitpriv->xmitextbuf_list);
210 }
211
212 pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf;
213
214 rtw_alloc_hwxmits23a(padapter);
215 rtw_init_hwxmits23a(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
216
217 for (i = 0; i < 4; i ++)
218 pxmitpriv->wmm_para_seq[i] = i;
219
220 pxmitpriv->txirp_cnt = 1;
221
222 sema_init(&pxmitpriv->tx_retevt, 0);
223
224
225 pxmitpriv->beq_cnt = 0;
226 pxmitpriv->bkq_cnt = 0;
227 pxmitpriv->viq_cnt = 0;
228 pxmitpriv->voq_cnt = 0;
229
230 pxmitpriv->ack_tx = false;
231 mutex_init(&pxmitpriv->ack_tx_mutex);
232 rtw_sctx_init23a(&pxmitpriv->ack_tx_ops, 0);
233 rtw_hal_init23a_xmit_priv(padapter);
234
235exit:
236
237 return res;
238fail:
239 goto exit;
240}
241
242void _rtw_free_xmit_priv23a (struct xmit_priv *pxmitpriv)
243{
244 struct rtw_adapter *padapter = pxmitpriv->adapter;
245 struct xmit_frame *pxmitframe = (struct xmit_frame*) pxmitpriv->pxmit_frame_buf;
246 struct xmit_buf *pxmitbuf;
247 struct list_head *plist, *ptmp;
248 u32 num_xmit_extbuf = NR_XMIT_EXTBUFF;
249 int i;
250
251 rtw_hal_free_xmit_priv23a(padapter);
252
253 if (pxmitpriv->pxmit_frame_buf == NULL)
254 return;
255 for (i = 0; i < NR_XMITFRAME; i++) {
256 rtw_os_xmit_complete23a(padapter, pxmitframe);
257 pxmitframe++;
258 }
259
260 list_for_each_safe(plist, ptmp, &pxmitpriv->xmitbuf_list) {
261 pxmitbuf = container_of(plist, struct xmit_buf, list2);
262 list_del_init(&pxmitbuf->list2);
263 rtw_os_xmit_resource_free23a(padapter, pxmitbuf);
264 kfree(pxmitbuf);
265 }
266
267 if (pxmitpriv->pallocated_frame_buf) {
268 rtw_vmfree(pxmitpriv->pallocated_frame_buf, NR_XMITFRAME * sizeof(struct xmit_frame) + 4);
269 }
270
271
272 if ((pxmitframe = (struct xmit_frame*)pxmitpriv->xframe_ext)) {
273 for (i = 0; i<num_xmit_extbuf; i++) {
274 rtw_os_xmit_complete23a(padapter, pxmitframe);
275 pxmitframe++;
276 }
277 }
278 if (pxmitpriv->xframe_ext_alloc_addr)
279 rtw_vmfree(pxmitpriv->xframe_ext_alloc_addr, num_xmit_extbuf * sizeof(struct xmit_frame) + 4);
280
281
282 list_for_each_safe(plist, ptmp, &pxmitpriv->xmitextbuf_list) {
283 pxmitbuf = container_of(plist, struct xmit_buf, list2);
284 list_del_init(&pxmitbuf->list2);
285 rtw_os_xmit_resource_free23a(padapter, pxmitbuf);
286 kfree(pxmitbuf);
287 }
288
289 rtw_free_hwxmits23a(padapter);
290 mutex_destroy(&pxmitpriv->ack_tx_mutex);
291}
292
293static void update_attrib_vcs_info(struct rtw_adapter *padapter, struct xmit_frame *pxmitframe)
294{
295 u32 sz;
296 struct pkt_attrib *pattrib = &pxmitframe->attrib;
297 struct sta_info *psta = pattrib->psta;
298 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
299 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
300
301 if (pattrib->psta) {
302 psta = pattrib->psta;
303 } else {
304 DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
305 psta = rtw_get_stainfo23a(&padapter->stapriv, &pattrib->ra[0]);
306 }
307
308 if (psta == NULL) {
309 DBG_8723A("%s, psta == NUL\n", __func__);
310 return;
311 }
312
313 if (!(psta->state &_FW_LINKED)) {
314 DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
315 return;
316 }
317
318 if (pattrib->nr_frags != 1)
319 sz = padapter->xmitpriv.frag_len;
320 else
321 sz = pattrib->last_txcmdsz;
322
323
324
325
326
327 if (pmlmeext->cur_wireless_mode < WIRELESS_11_24N || padapter->registrypriv.wifi_spec) {
328 if (sz > padapter->registrypriv.rts_thresh) {
329 pattrib->vcs_mode = RTS_CTS;
330 } else {
331 if (psta->rtsen)
332 pattrib->vcs_mode = RTS_CTS;
333 else if (psta->cts2self)
334 pattrib->vcs_mode = CTS_TO_SELF;
335 else
336 pattrib->vcs_mode = NONE_VCS;
337 }
338 } else {
339 while (true) {
340
341 if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_ATHEROS) &&
342 (pattrib->ampdu_en) &&
343 (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) {
344 pattrib->vcs_mode = CTS_TO_SELF;
345 break;
346 }
347
348
349 if (psta->rtsen || psta->cts2self) {
350 if (psta->rtsen)
351 pattrib->vcs_mode = RTS_CTS;
352 else if (psta->cts2self)
353 pattrib->vcs_mode = CTS_TO_SELF;
354
355 break;
356 }
357
358
359 if (pattrib->ht_en) {
360 u8 HTOpMode = pmlmeinfo->HT_protection;
361 if ((pmlmeext->cur_bwmode && (HTOpMode == 2 || HTOpMode == 3)) ||
362 (!pmlmeext->cur_bwmode && HTOpMode == 3)) {
363 pattrib->vcs_mode = RTS_CTS;
364 break;
365 }
366 }
367
368
369 if (sz > padapter->registrypriv.rts_thresh) {
370 pattrib->vcs_mode = RTS_CTS;
371 break;
372 }
373
374
375
376
377 if (pattrib->ampdu_en) {
378 pattrib->vcs_mode = RTS_CTS;
379 break;
380 }
381
382 pattrib->vcs_mode = NONE_VCS;
383 break;
384 }
385 }
386}
387
388static void update_attrib_phy_info(struct pkt_attrib *pattrib, struct sta_info *psta)
389{
390
391
392
393
394
395
396
397 pattrib->mdata = 0;
398 pattrib->eosp = 0;
399 pattrib->triggered = 0;
400
401
402 pattrib->qos_en = psta->qos_option;
403
404 pattrib->raid = psta->raid;
405 pattrib->ht_en = psta->htpriv.ht_option;
406 pattrib->bwmode = psta->htpriv.bwmode;
407 pattrib->ch_offset = psta->htpriv.ch_offset;
408 pattrib->sgi = psta->htpriv.sgi;
409 pattrib->ampdu_en = false;
410
411 pattrib->retry_ctrl = false;
412}
413
414u8 qos_acm23a(u8 acm_mask, u8 priority)
415{
416 u8 change_priority = priority;
417
418 switch (priority) {
419 case 0:
420 case 3:
421 if (acm_mask & BIT(1))
422 change_priority = 1;
423 break;
424 case 1:
425 case 2:
426 break;
427 case 4:
428 case 5:
429 if (acm_mask & BIT(2))
430 change_priority = 0;
431 break;
432 case 6:
433 case 7:
434 if (acm_mask & BIT(3))
435 change_priority = 5;
436 break;
437 default:
438 DBG_8723A("qos_acm23a(): invalid pattrib->priority: %d!!!\n",
439 priority);
440 break;
441 }
442
443 return change_priority;
444}
445
446static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib)
447{
448 struct ethhdr etherhdr;
449 struct iphdr ip_hdr;
450 s32 UserPriority = 0;
451
452 _rtw_open_pktfile23a(ppktfile->pkt, ppktfile);
453 _rtw_pktfile_read23a(ppktfile, (unsigned char*)ðerhdr, ETH_HLEN);
454
455
456 if (pattrib->ether_type == 0x0800) {
457 _rtw_pktfile_read23a(ppktfile, (u8*)&ip_hdr, sizeof(ip_hdr));
458
459 UserPriority = ip_hdr.tos >> 5;
460 } else if (pattrib->ether_type == 0x888e) {
461
462
463
464 UserPriority = 7;
465 }
466
467 pattrib->priority = UserPriority;
468 pattrib->hdrlen = sizeof(struct ieee80211_qos_hdr);
469 pattrib->subtype = WIFI_QOS_DATA_TYPE;
470}
471
472static s32 update_attrib(struct rtw_adapter *padapter,
473 struct sk_buff *pkt, struct pkt_attrib *pattrib)
474{
475 uint i;
476 struct pkt_file pktfile;
477 struct sta_info *psta = NULL;
478 struct ethhdr etherhdr;
479
480 int bmcast;
481 struct sta_priv *pstapriv = &padapter->stapriv;
482 struct security_priv *psecuritypriv = &padapter->securitypriv;
483 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
484 struct qos_priv *pqospriv = &pmlmepriv->qospriv;
485 int res = _SUCCESS;
486
487 _rtw_open_pktfile23a(pkt, &pktfile);
488 i = _rtw_pktfile_read23a(&pktfile, (u8*)ðerhdr, ETH_HLEN);
489
490 pattrib->ether_type = ntohs(etherhdr.h_proto);
491
492 memcpy(pattrib->dst, ðerhdr.h_dest, ETH_ALEN);
493 memcpy(pattrib->src, ðerhdr.h_source, ETH_ALEN);
494
495 pattrib->pctrl = 0;
496
497 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
498 (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
499 memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
500 memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
501 }
502 else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
503 memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
504 memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
505 }
506 else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
507 memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
508 memcpy(pattrib->ta, get_bssid(pmlmepriv), ETH_ALEN);
509 }
510
511 pattrib->pktlen = pktfile.pkt_len;
512
513 if (pattrib->ether_type == ETH_P_IP) {
514
515
516
517 u8 tmp[24];
518 _rtw_pktfile_read23a(&pktfile, &tmp[0], 24);
519 pattrib->dhcp_pkt = 0;
520 if (pktfile.pkt_len > 282) {
521 if (ETH_P_IP == pattrib->ether_type) {
522 if (((tmp[21] == 68) && (tmp[23] == 67)) ||
523 ((tmp[21] == 67) && (tmp[23] == 68))) {
524
525
526 RT_TRACE(_module_rtl871x_xmit_c_,
527 _drv_err_,
528 ("======================"
529 "update_attrib: get DHCP "
530 "Packet\n"));
531 pattrib->dhcp_pkt = 1;
532 }
533 }
534 }
535 } else if (0x888e == pattrib->ether_type) {
536 DBG_8723A_LEVEL(_drv_always_, "send eapol packet\n");
537 }
538
539 if ((pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1)) {
540 rtw_set_scan_deny(padapter, 3000);
541 }
542
543
544 if ((pattrib->ether_type == 0x0806) ||
545 (pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1)) {
546 rtw_lps_ctrl_wk_cmd23a(padapter, LPS_CTRL_SPECIAL_PACKET, 1);
547 }
548
549 bmcast = is_multicast_ether_addr(pattrib->ra);
550
551
552 if (bmcast) {
553 psta = rtw_get_bcmc_stainfo23a(padapter);
554 } else {
555 psta = rtw_get_stainfo23a(pstapriv, pattrib->ra);
556 if (psta == NULL) {
557 RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_,
558 ("\nupdate_attrib => get sta_info fail, ra:"
559 MAC_FMT"\n", MAC_ARG(pattrib->ra)));
560 res = _FAIL;
561 goto exit;
562 } else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) &&
563 (!(psta->state & _FW_LINKED))) {
564 res = _FAIL;
565 goto exit;
566 }
567 }
568
569 if (psta) {
570 pattrib->mac_id = psta->mac_id;
571
572 pattrib->psta = psta;
573 } else {
574
575 RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_,
576 ("\nupdate_attrib => get sta_info fail, ra:" MAC_FMT
577 "\n", MAC_ARG(pattrib->ra)));
578 res = _FAIL;
579 goto exit;
580 }
581
582 pattrib->ack_policy = 0;
583
584
585
586 pattrib->pkt_hdrlen = ETH_HLEN;
587
588 pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
589 pattrib->subtype = WIFI_DATA_TYPE;
590 pattrib->priority = 0;
591
592 if (check_fwstate(pmlmepriv, WIFI_AP_STATE | WIFI_ADHOC_STATE |
593 WIFI_ADHOC_MASTER_STATE)) {
594 if (psta->qos_option)
595 set_qos(&pktfile, pattrib);
596 } else {
597 if (pqospriv->qos_option) {
598 set_qos(&pktfile, pattrib);
599
600 if (pmlmepriv->acm_mask != 0) {
601 pattrib->priority = qos_acm23a(pmlmepriv->acm_mask,
602 pattrib->priority);
603 }
604 }
605 }
606
607 if (psta->ieee8021x_blocked == true) {
608 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
609 ("\n psta->ieee8021x_blocked == true\n"));
610
611 pattrib->encrypt = 0;
612
613 if ((pattrib->ether_type != 0x888e) &&
614 (check_fwstate(pmlmepriv, WIFI_MP_STATE) == false)) {
615 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
616 ("\npsta->ieee8021x_blocked == true, "
617 "pattrib->ether_type(%.4x) != 0x888e\n",
618 pattrib->ether_type));
619 res = _FAIL;
620 goto exit;
621 }
622 } else {
623 GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, bmcast);
624
625 switch (psecuritypriv->dot11AuthAlgrthm) {
626 case dot11AuthAlgrthm_Open:
627 case dot11AuthAlgrthm_Shared:
628 case dot11AuthAlgrthm_Auto:
629 pattrib->key_idx =
630 (u8)psecuritypriv->dot11PrivacyKeyIndex;
631 break;
632 case dot11AuthAlgrthm_8021X:
633 if (bmcast)
634 pattrib->key_idx =
635 (u8)psecuritypriv->dot118021XGrpKeyid;
636 else
637 pattrib->key_idx = 0;
638 break;
639 default:
640 pattrib->key_idx = 0;
641 break;
642 }
643
644 }
645
646 switch (pattrib->encrypt) {
647 case _WEP40_:
648 case _WEP104_:
649 pattrib->iv_len = 4;
650 pattrib->icv_len = 4;
651 break;
652
653 case _TKIP_:
654 pattrib->iv_len = 8;
655 pattrib->icv_len = 4;
656
657 if (padapter->securitypriv.busetkipkey == _FAIL) {
658 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
659 ("\npadapter->securitypriv.busetkip"
660 "key(%d) == _FAIL drop packet\n",
661 padapter->securitypriv.busetkipkey));
662 res = _FAIL;
663 goto exit;
664 }
665
666 break;
667 case _AES_:
668 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
669 ("pattrib->encrypt =%d (_AES_)\n", pattrib->encrypt));
670 pattrib->iv_len = 8;
671 pattrib->icv_len = 8;
672 break;
673
674 default:
675 pattrib->iv_len = 0;
676 pattrib->icv_len = 0;
677 break;
678 }
679
680 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
681 ("update_attrib: encrypt =%d\n", pattrib->encrypt));
682
683 if (pattrib->encrypt && psecuritypriv->hw_decrypted == false) {
684 pattrib->bswenc = true;
685 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
686 ("update_attrib: encrypt =%d bswenc = true\n",
687 pattrib->encrypt));
688 } else {
689 pattrib->bswenc = false;
690 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
691 ("update_attrib: bswenc = false\n"));
692 }
693 update_attrib_phy_info(pattrib, psta);
694
695exit:
696
697 return res;
698}
699
700static s32 xmitframe_addmic(struct rtw_adapter *padapter,
701 struct xmit_frame *pxmitframe) {
702 struct mic_data micdata;
703 struct sta_info *stainfo;
704 struct pkt_attrib *pattrib = &pxmitframe->attrib;
705 struct security_priv *psecuritypriv = &padapter->securitypriv;
706 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
707 int curfragnum, length;
708 u8 *pframe, *payload, mic[8];
709 u8 priority[4]= {0x0, 0x0, 0x0, 0x0};
710 u8 hw_hdr_offset = 0;
711 int bmcst = is_multicast_ether_addr(pattrib->ra);
712
713 if (pattrib->psta) {
714 stainfo = pattrib->psta;
715 } else {
716 DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
717 stainfo = rtw_get_stainfo23a(&padapter->stapriv, &pattrib->ra[0]);
718 }
719
720 if (!stainfo) {
721 DBG_8723A("%s, psta == NUL\n", __func__);
722 return _FAIL;
723 }
724
725 if (!(stainfo->state &_FW_LINKED)) {
726 DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n",
727 __func__, stainfo->state);
728 return _FAIL;
729 }
730
731 hw_hdr_offset = TXDESC_OFFSET;
732
733 if (pattrib->encrypt == _TKIP_) {
734
735 if (stainfo) {
736 u8 null_key[16]={0x0, 0x0, 0x0, 0x0,
737 0x0, 0x0, 0x0, 0x0,
738 0x0, 0x0, 0x0, 0x0,
739 0x0, 0x0, 0x0, 0x0};
740
741 pframe = pxmitframe->buf_addr + hw_hdr_offset;
742
743 if (bmcst) {
744 if (!memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)) {
745 return _FAIL;
746 }
747
748 rtw_secmicsetkey23a(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey);
749 } else {
750 if (!memcmp(&stainfo->dot11tkiptxmickey.skey[0],
751 null_key, 16)) {
752 return _FAIL;
753 }
754
755 rtw_secmicsetkey23a(&micdata, &stainfo->dot11tkiptxmickey.skey[0]);
756 }
757
758 if (pframe[1] & 1) {
759
760 rtw_secmicappend23a(&micdata, &pframe[16], 6);
761 if (pframe[1] & 2)
762 rtw_secmicappend23a(&micdata,
763 &pframe[24], 6);
764 else
765 rtw_secmicappend23a(&micdata,
766 &pframe[10], 6);
767 } else {
768
769 rtw_secmicappend23a(&micdata, &pframe[4], 6);
770 if (pframe[1] & 2)
771 rtw_secmicappend23a(&micdata,
772 &pframe[16], 6);
773 else
774 rtw_secmicappend23a(&micdata,
775 &pframe[10], 6);
776 }
777
778
779 if (pattrib->qos_en)
780 priority[0] = (u8)pxmitframe->attrib.priority;
781
782 rtw_secmicappend23a(&micdata, &priority[0], 4);
783
784 payload = pframe;
785
786 for (curfragnum = 0; curfragnum < pattrib->nr_frags;
787 curfragnum++) {
788 payload = PTR_ALIGN(payload, 4);
789 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
790 ("=== curfragnum =%d, pframe = 0x%.2x, "
791 "0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x"
792 "%.2x, 0x%.2x, 0x%.2x,!!!\n",
793 curfragnum, *payload, *(payload + 1),
794 *(payload + 2), *(payload + 3),
795 *(payload + 4), *(payload + 5),
796 *(payload + 6), *(payload + 7)));
797
798 payload = payload + pattrib->hdrlen +
799 pattrib->iv_len;
800 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
801 ("curfragnum =%d pattrib->hdrlen =%d "
802 "pattrib->iv_len =%d", curfragnum,
803 pattrib->hdrlen, pattrib->iv_len));
804 if ((curfragnum + 1) == pattrib->nr_frags) {
805 length = pattrib->last_txcmdsz -
806 pattrib->hdrlen -
807 pattrib->iv_len -
808 ((pattrib->bswenc) ?
809 pattrib->icv_len : 0);
810 rtw_secmicappend23a(&micdata, payload,
811 length);
812 payload = payload + length;
813 } else {
814 length = pxmitpriv->frag_len -
815 pattrib->hdrlen -
816 pattrib->iv_len -
817 ((pattrib->bswenc) ?
818 pattrib->icv_len : 0);
819 rtw_secmicappend23a(&micdata, payload,
820 length);
821 payload = payload + length +
822 pattrib->icv_len;
823 RT_TRACE(_module_rtl871x_xmit_c_,
824 _drv_err_,
825 ("curfragnum =%d length =%d "
826 "pattrib->icv_len =%d",
827 curfragnum, length,
828 pattrib->icv_len));
829 }
830 }
831 rtw_secgetmic23a(&micdata, &mic[0]);
832 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
833 ("xmitframe_addmic: before add mic code!!\n"));
834 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
835 ("xmitframe_addmic: pattrib->last_txcmdsz ="
836 "%d!!!\n", pattrib->last_txcmdsz));
837 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
838 ("xmitframe_addmic: mic[0]= 0x%.2x , mic[1]="
839 "0x%.2x , mic[2]= 0x%.2x , mic[3]= 0x%.2x\n"
840 "mic[4]= 0x%.2x , mic[5]= 0x%.2x , mic[6]= 0x%.2x "
841 ", mic[7]= 0x%.2x !!!!\n", mic[0], mic[1],
842 mic[2], mic[3], mic[4], mic[5], mic[6],
843 mic[7]));
844
845
846
847 memcpy(payload, &mic[0], 8);
848 pattrib->last_txcmdsz += 8;
849
850 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
851 ("\n ======== last pkt ========\n"));
852 payload = payload - pattrib->last_txcmdsz + 8;
853 for (curfragnum = 0; curfragnum < pattrib->last_txcmdsz;
854 curfragnum = curfragnum + 8)
855 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
856 (" %.2x, %.2x, %.2x, %.2x, %.2x, "
857 " %.2x, %.2x, %.2x ",
858 *(payload + curfragnum),
859 *(payload + curfragnum + 1),
860 *(payload + curfragnum + 2),
861 *(payload + curfragnum + 3),
862 *(payload + curfragnum + 4),
863 *(payload + curfragnum + 5),
864 *(payload + curfragnum + 6),
865 *(payload + curfragnum + 7)));
866 } else {
867 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
868 ("xmitframe_addmic: rtw_get_stainfo23a =="
869 "NULL!!!\n"));
870 }
871 }
872
873 return _SUCCESS;
874}
875
876static s32 xmitframe_swencrypt(struct rtw_adapter *padapter,
877 struct xmit_frame *pxmitframe)
878{
879 struct pkt_attrib *pattrib = &pxmitframe->attrib;
880
881
882 if (pattrib->bswenc) {
883
884 RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_,
885 ("### xmitframe_swencrypt\n"));
886 switch (pattrib->encrypt) {
887 case _WEP40_:
888 case _WEP104_:
889 rtw_wep_encrypt23a(padapter, pxmitframe);
890 break;
891 case _TKIP_:
892 rtw_tkip_encrypt23a(padapter, pxmitframe);
893 break;
894 case _AES_:
895 rtw_aes_encrypt23a(padapter, pxmitframe);
896 break;
897 default:
898 break;
899 }
900
901 } else {
902 RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_,
903 ("### xmitframe_hwencrypt\n"));
904 }
905
906 return _SUCCESS;
907}
908
909s32 rtw_make_wlanhdr23a(struct rtw_adapter *padapter, u8 *hdr,
910 struct pkt_attrib *pattrib)
911{
912 u16 *qc;
913
914 struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr;
915 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
916 struct qos_priv *pqospriv = &pmlmepriv->qospriv;
917 u8 qos_option = false;
918 int res = _SUCCESS;
919 u16 *fctrl = &pwlanhdr->frame_control;
920
921 struct sta_info *psta;
922
923 int bmcst = is_multicast_ether_addr(pattrib->ra);
924
925 if (pattrib->psta) {
926 psta = pattrib->psta;
927 } else {
928 DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
929 if (bmcst) {
930 psta = rtw_get_bcmc_stainfo23a(padapter);
931 } else {
932 psta = rtw_get_stainfo23a(&padapter->stapriv, pattrib->ra);
933 }
934 }
935
936 if (psta == NULL) {
937 DBG_8723A("%s, psta == NUL\n", __func__);
938 return _FAIL;
939 }
940
941 if (!(psta->state &_FW_LINKED)) {
942 DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
943 return _FAIL;
944 }
945
946 memset(hdr, 0, WLANHDR_OFFSET);
947
948 SetFrameSubType(fctrl, pattrib->subtype);
949
950 if (pattrib->subtype & WIFI_DATA_TYPE) {
951 if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)) {
952
953
954 SetToDs(fctrl);
955 memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN);
956 memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN);
957 memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN);
958
959 if (pqospriv->qos_option)
960 qos_option = true;
961
962 }
963 else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)) {
964
965 SetFrDs(fctrl);
966 memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN);
967 memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN);
968 memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN);
969
970 if (psta->qos_option)
971 qos_option = true;
972 }
973 else if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
974 (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
975 memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN);
976 memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN);
977 memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN);
978
979 if (psta->qos_option)
980 qos_option = true;
981 }
982 else {
983 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv)));
984 res = _FAIL;
985 goto exit;
986 }
987 if (pattrib->mdata)
988 SetMData(fctrl);
989 if (pattrib->encrypt)
990 SetPrivacy(fctrl);
991 if (qos_option) {
992 qc = (unsigned short *)(hdr + pattrib->hdrlen - 2);
993 if (pattrib->priority)
994 SetPriority(qc, pattrib->priority);
995 SetEOSP(qc, pattrib->eosp);
996 SetAckpolicy(qc, pattrib->ack_policy);
997 }
998
999
1000
1001 if (psta) {
1002 psta->sta_xmitpriv.txseq_tid[pattrib->priority]++;
1003 psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF;
1004 pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority];
1005 SetSeqNum(hdr, pattrib->seqnum);
1006
1007 if (pattrib->ht_en && psta->htpriv.ampdu_enable) {
1008 if (psta->htpriv.agg_enable_bitmap & CHKBIT(pattrib->priority))
1009 pattrib->ampdu_en = true;
1010 }
1011
1012 if (pattrib->ampdu_en) {
1013 u16 tx_seq;
1014
1015 tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f];
1016
1017
1018 if (SN_LESS(pattrib->seqnum, tx_seq)) {
1019
1020 pattrib->ampdu_en = false;
1021 } else if (SN_EQUAL(pattrib->seqnum, tx_seq)) {
1022 psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq+1)&0xfff;
1023 pattrib->ampdu_en = true;
1024 } else {
1025
1026 psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff;
1027 pattrib->ampdu_en = true;
1028 }
1029 }
1030 }
1031 }
1032exit:
1033 return res;
1034}
1035
1036s32 rtw_txframes_pending23a(struct rtw_adapter *padapter)
1037{
1038 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1039
1040 return (!_rtw_queue_empty23a(&pxmitpriv->be_pending)) ||
1041 (!_rtw_queue_empty23a(&pxmitpriv->bk_pending)) ||
1042 (!_rtw_queue_empty23a(&pxmitpriv->vi_pending)) ||
1043 (!_rtw_queue_empty23a(&pxmitpriv->vo_pending));
1044}
1045
1046s32 rtw_txframes_sta_ac_pending23a(struct rtw_adapter *padapter,
1047 struct pkt_attrib *pattrib)
1048{
1049 struct sta_info *psta;
1050 struct tx_servq *ptxservq;
1051 int priority = pattrib->priority;
1052
1053 if (pattrib->psta) {
1054 psta = pattrib->psta;
1055 } else {
1056 DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
1057 psta = rtw_get_stainfo23a(&padapter->stapriv, &pattrib->ra[0]);
1058 }
1059 if (psta == NULL) {
1060 DBG_8723A("%s, psta == NUL\n", __func__);
1061 return 0;
1062 }
1063 if (!(psta->state &_FW_LINKED)) {
1064 DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__,
1065 psta->state);
1066 return 0;
1067 }
1068 switch (priority) {
1069 case 1:
1070 case 2:
1071 ptxservq = &psta->sta_xmitpriv.bk_q;
1072 break;
1073 case 4:
1074 case 5:
1075 ptxservq = &psta->sta_xmitpriv.vi_q;
1076 break;
1077 case 6:
1078 case 7:
1079 ptxservq = &psta->sta_xmitpriv.vo_q;
1080 break;
1081 case 0:
1082 case 3:
1083 default:
1084 ptxservq = &psta->sta_xmitpriv.be_q;
1085 break;
1086 }
1087 return ptxservq->qcnt;
1088}
1089
1090
1091
1092
1093
1094u32 rtw_calculate_wlan_pkt_size_by_attribue23a(struct pkt_attrib *pattrib)
1095{
1096 u32 len = 0;
1097
1098 len = pattrib->hdrlen + pattrib->iv_len;
1099 len += SNAP_SIZE + sizeof(u16);
1100 len += pattrib->pktlen;
1101 if (pattrib->encrypt == _TKIP_) len += 8;
1102 len += ((pattrib->bswenc) ? pattrib->icv_len : 0);
1103
1104 return len;
1105}
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119s32 rtw_xmitframe_coalesce23a(struct rtw_adapter *padapter, struct sk_buff *pkt,
1120 struct xmit_frame *pxmitframe)
1121{
1122 struct pkt_file pktfile;
1123 struct sta_info *psta;
1124 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1125 struct pkt_attrib *pattrib = &pxmitframe->attrib;
1126 s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz;
1127 u8 *pframe, *mem_start;
1128 u8 hw_hdr_offset;
1129 u8 *pbuf_start;
1130
1131 s32 bmcst = is_multicast_ether_addr(pattrib->ra);
1132 s32 res = _SUCCESS;
1133
1134 if (pattrib->psta) {
1135 psta = pattrib->psta;
1136 } else {
1137 DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
1138 psta = rtw_get_stainfo23a(&padapter->stapriv, pattrib->ra);
1139 }
1140
1141 if (psta == NULL) {
1142 DBG_8723A("%s, psta == NUL\n", __func__);
1143 return _FAIL;
1144 }
1145
1146 if (!(psta->state &_FW_LINKED)) {
1147 DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
1148 return _FAIL;
1149 }
1150
1151 if (pxmitframe->buf_addr == NULL) {
1152 DBG_8723A("==> %s buf_addr == NULL\n", __func__);
1153 return _FAIL;
1154 }
1155
1156 pbuf_start = pxmitframe->buf_addr;
1157
1158 hw_hdr_offset = TXDESC_OFFSET;
1159
1160 mem_start = pbuf_start + hw_hdr_offset;
1161
1162 if (rtw_make_wlanhdr23a(padapter, mem_start, pattrib) == _FAIL) {
1163 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
1164 ("rtw_xmitframe_coalesce23a: rtw_make_wlanhdr23a "
1165 "fail; drop pkt\n"));
1166 res = _FAIL;
1167 goto exit;
1168 }
1169
1170 _rtw_open_pktfile23a(pkt, &pktfile);
1171 _rtw_pktfile_read23a(&pktfile, NULL, pattrib->pkt_hdrlen);
1172
1173 frg_inx = 0;
1174 frg_len = pxmitpriv->frag_len - 4;
1175
1176 while (1) {
1177 llc_sz = 0;
1178
1179 mpdu_len = frg_len;
1180
1181 pframe = mem_start;
1182
1183 SetMFrag(mem_start);
1184
1185 pframe += pattrib->hdrlen;
1186 mpdu_len -= pattrib->hdrlen;
1187
1188
1189 if (pattrib->iv_len) {
1190 if (psta != NULL) {
1191 switch (pattrib->encrypt) {
1192 case _WEP40_:
1193 case _WEP104_:
1194 WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
1195 break;
1196 case _TKIP_:
1197 if (bmcst)
1198 TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
1199 else
1200 TKIP_IV(pattrib->iv, psta->dot11txpn, 0);
1201 break;
1202 case _AES_:
1203 if (bmcst)
1204 AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
1205 else
1206 AES_IV(pattrib->iv, psta->dot11txpn, 0);
1207 break;
1208 }
1209 }
1210
1211 memcpy(pframe, pattrib->iv, pattrib->iv_len);
1212
1213 RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_,
1214 ("rtw_xmiaframe_coalesce23a: keyid =%d pattrib"
1215 "->iv[3]=%.2x pframe =%.2x %.2x %.2x %.2x\n",
1216 padapter->securitypriv.dot11PrivacyKeyIndex,
1217 pattrib->iv[3], *pframe, *(pframe+1),
1218 *(pframe+2), *(pframe+3)));
1219 pframe += pattrib->iv_len;
1220 mpdu_len -= pattrib->iv_len;
1221 }
1222 if (frg_inx == 0) {
1223 llc_sz = rtw_put_snap23a(pframe, pattrib->ether_type);
1224 pframe += llc_sz;
1225 mpdu_len -= llc_sz;
1226 }
1227
1228 if ((pattrib->icv_len >0) && (pattrib->bswenc))
1229 mpdu_len -= pattrib->icv_len;
1230
1231 if (bmcst) {
1232
1233 mem_sz = _rtw_pktfile_read23a(&pktfile, pframe, pattrib->pktlen);
1234 } else {
1235 mem_sz = _rtw_pktfile_read23a(&pktfile, pframe, mpdu_len);
1236 }
1237 pframe += mem_sz;
1238
1239 if ((pattrib->icv_len >0) && (pattrib->bswenc)) {
1240 memcpy(pframe, pattrib->icv, pattrib->icv_len);
1241 pframe += pattrib->icv_len;
1242 }
1243
1244 frg_inx++;
1245
1246 if (bmcst || (rtw_endofpktfile23a(&pktfile))) {
1247 pattrib->nr_frags = frg_inx;
1248
1249 pattrib->last_txcmdsz = pattrib->hdrlen +
1250 pattrib->iv_len +
1251 ((pattrib->nr_frags == 1) ?
1252 llc_sz : 0) +
1253 ((pattrib->bswenc) ?
1254 pattrib->icv_len : 0) + mem_sz;
1255
1256 ClearMFrag(mem_start);
1257
1258 break;
1259 } else {
1260 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("%s: There're still something in packet!\n", __func__));
1261 }
1262
1263 mem_start = PTR_ALIGN(pframe, 4) + hw_hdr_offset;
1264 memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen);
1265
1266 }
1267
1268 if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) {
1269 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n"));
1270 DBG_8723A("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n");
1271 res = _FAIL;
1272 goto exit;
1273 }
1274
1275 xmitframe_swencrypt(padapter, pxmitframe);
1276
1277 if (bmcst == false)
1278 update_attrib_vcs_info(padapter, pxmitframe);
1279 else
1280 pattrib->vcs_mode = NONE_VCS;
1281
1282exit:
1283 return res;
1284}
1285
1286
1287
1288
1289
1290
1291
1292
1293s32 rtw_put_snap23a(u8 *data, u16 h_proto)
1294{
1295 struct ieee80211_snap_hdr *snap;
1296 u8 *oui;
1297
1298 snap = (struct ieee80211_snap_hdr *)data;
1299 snap->dsap = 0xaa;
1300 snap->ssap = 0xaa;
1301 snap->ctrl = 0x03;
1302
1303 if (h_proto == 0x8137 || h_proto == 0x80f3)
1304 oui = P802_1H_OUI;
1305 else
1306 oui = RFC1042_OUI;
1307 snap->oui[0] = oui[0];
1308 snap->oui[1] = oui[1];
1309 snap->oui[2] = oui[2];
1310 *(u16 *)(data + SNAP_SIZE) = htons(h_proto);
1311 return SNAP_SIZE + sizeof(u16);
1312}
1313
1314void rtw_update_protection23a(struct rtw_adapter *padapter, u8 *ie, uint ie_len)
1315{
1316 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1317 struct registry_priv *pregistrypriv = &padapter->registrypriv;
1318 uint protection;
1319 u8 *perp;
1320 int erp_len;
1321
1322 switch (pxmitpriv->vcs_setting) {
1323 case DISABLE_VCS:
1324 pxmitpriv->vcs = NONE_VCS;
1325 break;
1326 case ENABLE_VCS:
1327 break;
1328 case AUTO_VCS:
1329 default:
1330 perp = rtw_get_ie23a(ie, _ERPINFO_IE_, &erp_len, ie_len);
1331 if (perp == NULL) {
1332 pxmitpriv->vcs = NONE_VCS;
1333 } else {
1334 protection = (*(perp + 2)) & BIT(1);
1335 if (protection) {
1336 if (pregistrypriv->vcs_type == RTS_CTS)
1337 pxmitpriv->vcs = RTS_CTS;
1338 else
1339 pxmitpriv->vcs = CTS_TO_SELF;
1340 } else {
1341 pxmitpriv->vcs = NONE_VCS;
1342 }
1343 }
1344 break;
1345 }
1346}
1347
1348void rtw_count_tx_stats23a(struct rtw_adapter *padapter, struct xmit_frame *pxmitframe, int sz)
1349{
1350 struct sta_info *psta = NULL;
1351 struct stainfo_stats *pstats = NULL;
1352 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1353 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1354
1355 if ((pxmitframe->frame_tag&0x0f) == DATA_FRAMETAG) {
1356 pxmitpriv->tx_bytes += sz;
1357 pmlmepriv->LinkDetectInfo.NumTxOkInPeriod++;
1358
1359 psta = pxmitframe->attrib.psta;
1360 if (psta) {
1361 pstats = &psta->sta_stats;
1362 pstats->tx_pkts++;
1363 pstats->tx_bytes += sz;
1364 }
1365 }
1366}
1367
1368struct xmit_buf *rtw_alloc_xmitbuf23a_ext(struct xmit_priv *pxmitpriv)
1369{
1370 unsigned long irqL;
1371 struct xmit_buf *pxmitbuf = NULL;
1372 struct list_head *phead;
1373 struct rtw_queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
1374
1375 spin_lock_irqsave(&pfree_queue->lock, irqL);
1376
1377 phead = get_list_head(pfree_queue);
1378
1379 if (!list_empty(phead)) {
1380 pxmitbuf = list_first_entry(phead, struct xmit_buf, list);
1381
1382 list_del_init(&pxmitbuf->list);
1383
1384 pxmitpriv->free_xmit_extbuf_cnt--;
1385 pxmitbuf->priv_data = NULL;
1386 pxmitbuf->ext_tag = true;
1387
1388 if (pxmitbuf->sctx) {
1389 DBG_8723A("%s pxmitbuf->sctx is not NULL\n", __func__);
1390 rtw23a_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
1391 }
1392 }
1393
1394 spin_unlock_irqrestore(&pfree_queue->lock, irqL);
1395
1396 return pxmitbuf;
1397}
1398
1399s32 rtw_free_xmitbuf_ext23a(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
1400{
1401 unsigned long irqL;
1402 struct rtw_queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
1403
1404 if (pxmitbuf == NULL)
1405 return _FAIL;
1406
1407 spin_lock_irqsave(&pfree_queue->lock, irqL);
1408
1409 list_del_init(&pxmitbuf->list);
1410
1411 list_add_tail(&pxmitbuf->list, get_list_head(pfree_queue));
1412 pxmitpriv->free_xmit_extbuf_cnt++;
1413
1414 spin_unlock_irqrestore(&pfree_queue->lock, irqL);
1415
1416 return _SUCCESS;
1417}
1418
1419struct xmit_buf *rtw_alloc_xmitbuf23a(struct xmit_priv *pxmitpriv)
1420{
1421 unsigned long irqL;
1422 struct xmit_buf *pxmitbuf = NULL;
1423 struct list_head *phead;
1424 struct rtw_queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
1425
1426
1427
1428 spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
1429
1430 phead = get_list_head(pfree_xmitbuf_queue);
1431
1432 if (!list_empty(phead)) {
1433 pxmitbuf = list_first_entry(phead, struct xmit_buf, list);
1434
1435 list_del_init(&pxmitbuf->list);
1436
1437 pxmitpriv->free_xmitbuf_cnt--;
1438 pxmitbuf->priv_data = NULL;
1439 pxmitbuf->ext_tag = false;
1440 pxmitbuf->flags = XMIT_VO_QUEUE;
1441
1442 if (pxmitbuf->sctx) {
1443 DBG_8723A("%s pxmitbuf->sctx is not NULL\n", __func__);
1444 rtw23a_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
1445 }
1446 }
1447
1448 spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
1449
1450 return pxmitbuf;
1451}
1452
1453s32 rtw_free_xmitbuf23a(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
1454{
1455 unsigned long irqL;
1456 struct rtw_queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
1457
1458
1459
1460 if (pxmitbuf == NULL)
1461 return _FAIL;
1462
1463 if (pxmitbuf->sctx) {
1464 DBG_8723A("%s pxmitbuf->sctx is not NULL\n", __func__);
1465 rtw23a_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_FREE);
1466 }
1467
1468 if (pxmitbuf->ext_tag) {
1469 rtw_free_xmitbuf_ext23a(pxmitpriv, pxmitbuf);
1470 } else {
1471 spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
1472
1473 list_del_init(&pxmitbuf->list);
1474
1475 list_add_tail(&pxmitbuf->list,
1476 get_list_head(pfree_xmitbuf_queue));
1477
1478 pxmitpriv->free_xmitbuf_cnt++;
1479 spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
1480 }
1481
1482 return _SUCCESS;
1483}
1484
1485static void rtw_init_xmitframe(struct xmit_frame *pxframe)
1486{
1487 if (pxframe != NULL) {
1488
1489 pxframe->buf_addr = NULL;
1490 pxframe->pxmitbuf = NULL;
1491
1492 memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib));
1493
1494
1495 pxframe->frame_tag = DATA_FRAMETAG;
1496
1497 pxframe->pkt = NULL;
1498 pxframe->pkt_offset = 1;
1499
1500 pxframe->ack_report = 0;
1501 }
1502}
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515struct xmit_frame *rtw_alloc_xmitframe23a(struct xmit_priv *pxmitpriv)
1516{
1517
1518
1519
1520
1521
1522
1523 struct xmit_frame *pxframe = NULL;
1524 struct list_head *plist, *phead;
1525 struct rtw_queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue;
1526
1527 spin_lock_bh(&pfree_xmit_queue->lock);
1528
1529 if (_rtw_queue_empty23a(pfree_xmit_queue) == true) {
1530 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe23a:%d\n", pxmitpriv->free_xmitframe_cnt));
1531 pxframe = NULL;
1532 } else {
1533 phead = get_list_head(pfree_xmit_queue);
1534
1535 plist = phead->next;
1536
1537 pxframe = container_of(plist, struct xmit_frame, list);
1538
1539 list_del_init(&pxframe->list);
1540 pxmitpriv->free_xmitframe_cnt--;
1541 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe23a():free_xmitframe_cnt =%d\n", pxmitpriv->free_xmitframe_cnt));
1542 }
1543
1544 spin_unlock_bh(&pfree_xmit_queue->lock);
1545
1546 rtw_init_xmitframe(pxframe);
1547
1548 return pxframe;
1549}
1550
1551struct xmit_frame *rtw_alloc_xmitframe23a_ext(struct xmit_priv *pxmitpriv)
1552{
1553 struct xmit_frame *pxframe = NULL;
1554 struct list_head *plist, *phead;
1555 struct rtw_queue *queue = &pxmitpriv->free_xframe_ext_queue;
1556
1557 spin_lock_bh(&queue->lock);
1558
1559 if (_rtw_queue_empty23a(queue) == true) {
1560 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe23a_ext:%d\n", pxmitpriv->free_xframe_ext_cnt));
1561 pxframe = NULL;
1562 } else {
1563 phead = get_list_head(queue);
1564 plist = phead->next;
1565 pxframe = container_of(plist, struct xmit_frame, list);
1566
1567 list_del_init(&pxframe->list);
1568 pxmitpriv->free_xframe_ext_cnt--;
1569 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe23a_ext():free_xmitframe_cnt =%d\n", pxmitpriv->free_xframe_ext_cnt));
1570 }
1571
1572 spin_unlock_bh(&queue->lock);
1573
1574 rtw_init_xmitframe(pxframe);
1575
1576 return pxframe;
1577}
1578
1579s32 rtw_free_xmitframe23a(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe)
1580{
1581 struct rtw_queue *queue = NULL;
1582 struct rtw_adapter *padapter = pxmitpriv->adapter;
1583 struct sk_buff *pndis_pkt = NULL;
1584
1585 if (pxmitframe == NULL) {
1586 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("====== rtw_free_xmitframe23a():pxmitframe == NULL!!!!!!!!!!\n"));
1587 goto exit;
1588 }
1589
1590 if (pxmitframe->pkt) {
1591 pndis_pkt = pxmitframe->pkt;
1592 pxmitframe->pkt = NULL;
1593 }
1594
1595 if (pxmitframe->ext_tag == 0)
1596 queue = &pxmitpriv->free_xmit_queue;
1597 else if (pxmitframe->ext_tag == 1)
1598 queue = &pxmitpriv->free_xframe_ext_queue;
1599
1600 if (!queue)
1601 goto check_pkt_complete;
1602 spin_lock_bh(&queue->lock);
1603
1604 list_del_init(&pxmitframe->list);
1605 list_add_tail(&pxmitframe->list, get_list_head(queue));
1606 if (pxmitframe->ext_tag == 0) {
1607 pxmitpriv->free_xmitframe_cnt++;
1608 RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe23a():free_xmitframe_cnt =%d\n", pxmitpriv->free_xmitframe_cnt));
1609 } else if (pxmitframe->ext_tag == 1) {
1610 pxmitpriv->free_xframe_ext_cnt++;
1611 RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe23a():free_xframe_ext_cnt =%d\n", pxmitpriv->free_xframe_ext_cnt));
1612 }
1613
1614 spin_unlock_bh(&queue->lock);
1615
1616check_pkt_complete:
1617
1618 if (pndis_pkt)
1619 rtw_os_pkt_complete23a(padapter, pndis_pkt);
1620
1621exit:
1622
1623 return _SUCCESS;
1624}
1625
1626void rtw_free_xmitframe_queue23a(struct xmit_priv *pxmitpriv,
1627 struct rtw_queue *pframequeue)
1628{
1629 struct list_head *plist, *phead, *ptmp;
1630 struct xmit_frame *pxmitframe;
1631
1632 spin_lock_bh(&pframequeue->lock);
1633
1634 phead = get_list_head(pframequeue);
1635
1636 list_for_each_safe(plist, ptmp, phead) {
1637 pxmitframe = container_of(plist, struct xmit_frame, list);
1638
1639 rtw_free_xmitframe23a(pxmitpriv, pxmitframe);
1640 }
1641 spin_unlock_bh(&pframequeue->lock);
1642
1643}
1644
1645s32 rtw_xmitframe_enqueue23a(struct rtw_adapter *padapter,
1646 struct xmit_frame *pxmitframe)
1647{
1648 if (rtw_xmit23a_classifier(padapter, pxmitframe) == _FAIL) {
1649 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
1650 ("rtw_xmitframe_enqueue23a: drop xmit pkt for "
1651 "classifier fail\n"));
1652 return _FAIL;
1653 }
1654
1655 return _SUCCESS;
1656}
1657
1658static struct xmit_frame *
1659dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit,
1660 struct tx_servq *ptxservq, struct rtw_queue *pframe_queue)
1661{
1662 struct list_head *phead;
1663 struct xmit_frame *pxmitframe = NULL;
1664
1665 phead = get_list_head(pframe_queue);
1666
1667 if (!list_empty(phead)) {
1668 pxmitframe = list_first_entry(phead, struct xmit_frame, list);
1669 list_del_init(&pxmitframe->list);
1670 ptxservq->qcnt--;
1671 }
1672 return pxmitframe;
1673}
1674
1675struct xmit_frame *
1676rtw_dequeue_xframe23a(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit_i,
1677 int entry)
1678{
1679 struct list_head *sta_plist, *sta_phead, *ptmp;
1680 struct hw_xmit *phwxmit;
1681 struct tx_servq *ptxservq = NULL;
1682 struct rtw_queue *pframe_queue = NULL;
1683 struct xmit_frame *pxmitframe = NULL;
1684 struct rtw_adapter *padapter = pxmitpriv->adapter;
1685 struct registry_priv *pregpriv = &padapter->registrypriv;
1686 int i, inx[4];
1687
1688 inx[0] = 0;
1689 inx[1] = 1;
1690 inx[2] = 2;
1691 inx[3] = 3;
1692 if (pregpriv->wifi_spec == 1) {
1693 int j;
1694
1695 for (j = 0; j < 4; j++)
1696 inx[j] = pxmitpriv->wmm_para_seq[j];
1697 }
1698
1699 spin_lock_bh(&pxmitpriv->lock);
1700
1701 for (i = 0; i < entry; i++) {
1702 phwxmit = phwxmit_i + inx[i];
1703
1704 sta_phead = get_list_head(phwxmit->sta_queue);
1705
1706 list_for_each_safe(sta_plist, ptmp, sta_phead) {
1707 ptxservq = container_of(sta_plist, struct tx_servq,
1708 tx_pending);
1709
1710 pframe_queue = &ptxservq->sta_pending;
1711
1712 pxmitframe = dequeue_one_xmitframe(pxmitpriv, phwxmit, ptxservq, pframe_queue);
1713
1714 if (pxmitframe) {
1715 phwxmit->accnt--;
1716
1717
1718 if (_rtw_queue_empty23a(pframe_queue))
1719 list_del_init(&ptxservq->tx_pending);
1720 goto exit;
1721 }
1722 }
1723 }
1724exit:
1725 spin_unlock_bh(&pxmitpriv->lock);
1726 return pxmitframe;
1727}
1728
1729struct tx_servq *rtw_get_sta_pending23a(struct rtw_adapter *padapter, struct sta_info *psta, int up, u8 *ac)
1730{
1731 struct tx_servq *ptxservq = NULL;
1732
1733 switch (up) {
1734 case 1:
1735 case 2:
1736 ptxservq = &psta->sta_xmitpriv.bk_q;
1737 *(ac) = 3;
1738 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending23a : BK\n"));
1739 break;
1740 case 4:
1741 case 5:
1742 ptxservq = &psta->sta_xmitpriv.vi_q;
1743 *(ac) = 1;
1744 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending23a : VI\n"));
1745 break;
1746 case 6:
1747 case 7:
1748 ptxservq = &psta->sta_xmitpriv.vo_q;
1749 *(ac) = 0;
1750 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending23a : VO\n"));
1751 break;
1752 case 0:
1753 case 3:
1754 default:
1755 ptxservq = &psta->sta_xmitpriv.be_q;
1756 *(ac) = 2;
1757 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending23a : BE\n"));
1758 break;
1759 }
1760 return ptxservq;
1761}
1762
1763
1764
1765
1766
1767s32 rtw_xmit23a_classifier(struct rtw_adapter *padapter,
1768 struct xmit_frame *pxmitframe)
1769{
1770 struct sta_info *psta;
1771 struct tx_servq *ptxservq;
1772 struct pkt_attrib *pattrib = &pxmitframe->attrib;
1773 struct sta_priv *pstapriv = &padapter->stapriv;
1774 struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits;
1775 u8 ac_index;
1776 int res = _SUCCESS;
1777
1778 if (pattrib->psta) {
1779 psta = pattrib->psta;
1780 } else {
1781 DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
1782 psta = rtw_get_stainfo23a(pstapriv, pattrib->ra);
1783 }
1784 if (psta == NULL) {
1785 res = _FAIL;
1786 DBG_8723A("rtw_xmit23a_classifier: psta == NULL\n");
1787 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
1788 ("rtw_xmit23a_classifier: psta == NULL\n"));
1789 goto exit;
1790 }
1791 if (!(psta->state & _FW_LINKED)) {
1792 DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__,
1793 psta->state);
1794 return _FAIL;
1795 }
1796 ptxservq = rtw_get_sta_pending23a(padapter, psta, pattrib->priority,
1797 (u8 *)(&ac_index));
1798
1799 if (list_empty(&ptxservq->tx_pending)) {
1800 list_add_tail(&ptxservq->tx_pending,
1801 get_list_head(phwxmits[ac_index].sta_queue));
1802 }
1803
1804 list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending));
1805 ptxservq->qcnt++;
1806 phwxmits[ac_index].accnt++;
1807exit:
1808 return res;
1809}
1810
1811void rtw_alloc_hwxmits23a(struct rtw_adapter *padapter)
1812{
1813 struct hw_xmit *hwxmits;
1814 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1815 int size;
1816
1817 pxmitpriv->hwxmit_entry = HWXMIT_ENTRY;
1818
1819 size = sizeof(struct hw_xmit) * (pxmitpriv->hwxmit_entry + 1);
1820 pxmitpriv->hwxmits = kzalloc(size, GFP_KERNEL);
1821
1822 hwxmits = pxmitpriv->hwxmits;
1823
1824 if (pxmitpriv->hwxmit_entry == 5) {
1825
1826
1827 hwxmits[0] .sta_queue = &pxmitpriv->bm_pending;
1828
1829
1830
1831 hwxmits[1] .sta_queue = &pxmitpriv->vo_pending;
1832
1833
1834
1835 hwxmits[2] .sta_queue = &pxmitpriv->vi_pending;
1836
1837
1838
1839 hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
1840
1841
1842
1843 hwxmits[4] .sta_queue = &pxmitpriv->be_pending;
1844
1845 } else if (pxmitpriv->hwxmit_entry == 4) {
1846
1847
1848
1849 hwxmits[0] .sta_queue = &pxmitpriv->vo_pending;
1850
1851
1852
1853 hwxmits[1] .sta_queue = &pxmitpriv->vi_pending;
1854
1855
1856
1857 hwxmits[2] .sta_queue = &pxmitpriv->be_pending;
1858
1859
1860
1861 hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
1862 } else {
1863
1864 }
1865}
1866
1867void rtw_free_hwxmits23a(struct rtw_adapter *padapter)
1868{
1869 struct hw_xmit *hwxmits;
1870 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1871
1872 hwxmits = pxmitpriv->hwxmits;
1873 kfree(hwxmits);
1874}
1875
1876void rtw_init_hwxmits23a(struct hw_xmit *phwxmit, int entry)
1877{
1878 int i;
1879
1880 for (i = 0; i < entry; i++, phwxmit++)
1881 phwxmit->accnt = 0;
1882}
1883
1884u32 rtw_get_ff_hwaddr23a(struct xmit_frame *pxmitframe)
1885{
1886 u32 addr;
1887 struct pkt_attrib *pattrib = &pxmitframe->attrib;
1888
1889 switch (pattrib->qsel) {
1890 case 0:
1891 case 3:
1892 addr = BE_QUEUE_INX;
1893 break;
1894 case 1:
1895 case 2:
1896 addr = BK_QUEUE_INX;
1897 break;
1898 case 4:
1899 case 5:
1900 addr = VI_QUEUE_INX;
1901 break;
1902 case 6:
1903 case 7:
1904 addr = VO_QUEUE_INX;
1905 break;
1906 case 0x10:
1907 addr = BCN_QUEUE_INX;
1908 break;
1909 case 0x11:
1910 addr = HIGH_QUEUE_INX;
1911 break;
1912 case 0x12:
1913 default:
1914 addr = MGT_QUEUE_INX;
1915 break;
1916 }
1917
1918 return addr;
1919}
1920
1921static void do_queue_select(struct rtw_adapter *padapter, struct pkt_attrib *pattrib)
1922{
1923 u8 qsel;
1924
1925 qsel = pattrib->priority;
1926 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
1927 ("### do_queue_select priority =%d , qsel = %d\n",
1928 pattrib->priority, qsel));
1929
1930 pattrib->qsel = qsel;
1931}
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941int rtw_xmit23a(struct rtw_adapter *padapter, struct sk_buff *skb)
1942{
1943 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1944 struct xmit_frame *pxmitframe = NULL;
1945 s32 res;
1946
1947 pxmitframe = rtw_alloc_xmitframe23a(pxmitpriv);
1948
1949 if (pxmitframe == NULL) {
1950 RT_TRACE(_module_xmit_osdep_c_, _drv_err_,
1951 ("rtw_xmit23a: no more pxmitframe\n"));
1952 return -1;
1953 }
1954
1955 res = update_attrib(padapter, skb, &pxmitframe->attrib);
1956
1957 if (res == _FAIL) {
1958 RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit23a: update attrib fail\n"));
1959 rtw_free_xmitframe23a(pxmitpriv, pxmitframe);
1960 return -1;
1961 }
1962 pxmitframe->pkt = skb;
1963
1964 rtw_led_control(padapter, LED_CTL_TX);
1965
1966 do_queue_select(padapter, &pxmitframe->attrib);
1967
1968#ifdef CONFIG_8723AU_AP_MODE
1969 spin_lock_bh(&pxmitpriv->lock);
1970 if (xmitframe_enqueue_for_sleeping_sta23a(padapter, pxmitframe)) {
1971 spin_unlock_bh(&pxmitpriv->lock);
1972 return 1;
1973 }
1974 spin_unlock_bh(&pxmitpriv->lock);
1975#endif
1976
1977 if (rtw_hal_xmit23a(padapter, pxmitframe) == false)
1978 return 1;
1979
1980 return 0;
1981}
1982
1983#if defined(CONFIG_8723AU_AP_MODE)
1984
1985int xmitframe_enqueue_for_sleeping_sta23a(struct rtw_adapter *padapter, struct xmit_frame *pxmitframe)
1986{
1987 int ret = false;
1988 struct sta_info *psta = NULL;
1989 struct sta_priv *pstapriv = &padapter->stapriv;
1990 struct pkt_attrib *pattrib = &pxmitframe->attrib;
1991 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1992 int bmcst = is_multicast_ether_addr(pattrib->ra);
1993
1994 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == false)
1995 return ret;
1996
1997 if (pattrib->psta) {
1998 psta = pattrib->psta;
1999 } else {
2000 DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
2001 psta = rtw_get_stainfo23a(pstapriv, pattrib->ra);
2002 }
2003
2004 if (psta == NULL) {
2005 DBG_8723A("%s, psta == NUL\n", __func__);
2006 return false;
2007 }
2008
2009 if (!(psta->state & _FW_LINKED)) {
2010 DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__,
2011 psta->state);
2012 return false;
2013 }
2014
2015 if (pattrib->triggered == 1) {
2016 if (bmcst)
2017 pattrib->qsel = 0x11;
2018 return ret;
2019 }
2020
2021 if (bmcst) {
2022 spin_lock_bh(&psta->sleep_q.lock);
2023
2024 if (pstapriv->sta_dz_bitmap) {
2025
2026 list_del_init(&pxmitframe->list);
2027
2028
2029
2030 list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q));
2031
2032 psta->sleepq_len++;
2033
2034 pstapriv->tim_bitmap |= BIT(0);
2035 pstapriv->sta_dz_bitmap |= BIT(0);
2036
2037
2038
2039 update_beacon23a(padapter, _TIM_IE_, NULL, false);
2040
2041
2042
2043 ret = true;
2044
2045 }
2046
2047 spin_unlock_bh(&psta->sleep_q.lock);
2048
2049 return ret;
2050
2051 }
2052
2053 spin_lock_bh(&psta->sleep_q.lock);
2054
2055 if (psta->state&WIFI_SLEEP_STATE) {
2056 u8 wmmps_ac = 0;
2057
2058 if (pstapriv->sta_dz_bitmap & CHKBIT(psta->aid)) {
2059 list_del_init(&pxmitframe->list);
2060
2061
2062
2063 list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q));
2064
2065 psta->sleepq_len++;
2066
2067 switch (pattrib->priority) {
2068 case 1:
2069 case 2:
2070 wmmps_ac = psta->uapsd_bk & BIT(0);
2071 break;
2072 case 4:
2073 case 5:
2074 wmmps_ac = psta->uapsd_vi & BIT(0);
2075 break;
2076 case 6:
2077 case 7:
2078 wmmps_ac = psta->uapsd_vo & BIT(0);
2079 break;
2080 case 0:
2081 case 3:
2082 default:
2083 wmmps_ac = psta->uapsd_be & BIT(0);
2084 break;
2085 }
2086
2087 if (wmmps_ac)
2088 psta->sleepq_ac_len++;
2089
2090 if (((psta->has_legacy_ac) && (!wmmps_ac)) ||
2091 ((!psta->has_legacy_ac) && (wmmps_ac))) {
2092 pstapriv->tim_bitmap |= CHKBIT(psta->aid);
2093
2094 if (psta->sleepq_len == 1) {
2095
2096 update_beacon23a(padapter, _TIM_IE_, NULL, false);
2097 }
2098 }
2099
2100
2101
2102
2103
2104
2105
2106
2107 ret = true;
2108
2109 }
2110
2111 }
2112
2113 spin_unlock_bh(&psta->sleep_q.lock);
2114
2115 return ret;
2116}
2117
2118static void
2119dequeue_xmitframes_to_sleeping_queue(struct rtw_adapter *padapter,
2120 struct sta_info *psta,
2121 struct rtw_queue *pframequeue)
2122{
2123 int ret;
2124 struct list_head *plist, *phead, *ptmp;
2125 u8 ac_index;
2126 struct tx_servq *ptxservq;
2127 struct pkt_attrib *pattrib;
2128 struct xmit_frame *pxmitframe;
2129 struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits;
2130
2131 phead = get_list_head(pframequeue);
2132
2133 list_for_each_safe(plist, ptmp, phead) {
2134 pxmitframe = container_of(plist, struct xmit_frame, list);
2135
2136 ret = xmitframe_enqueue_for_sleeping_sta23a(padapter, pxmitframe);
2137
2138 if (ret == true) {
2139 pattrib = &pxmitframe->attrib;
2140
2141 ptxservq = rtw_get_sta_pending23a(padapter, psta, pattrib->priority, (u8 *)(&ac_index));
2142
2143 ptxservq->qcnt--;
2144 phwxmits[ac_index].accnt--;
2145 } else {
2146
2147 }
2148 }
2149}
2150
2151void stop_sta_xmit23a(struct rtw_adapter *padapter, struct sta_info *psta)
2152{
2153 struct sta_info *psta_bmc;
2154 struct sta_xmit_priv *pstaxmitpriv;
2155 struct sta_priv *pstapriv = &padapter->stapriv;
2156 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2157
2158 pstaxmitpriv = &psta->sta_xmitpriv;
2159
2160
2161 psta_bmc = rtw_get_bcmc_stainfo23a(padapter);
2162
2163 spin_lock_bh(&pxmitpriv->lock);
2164
2165 psta->state |= WIFI_SLEEP_STATE;
2166
2167 pstapriv->sta_dz_bitmap |= CHKBIT(psta->aid);
2168
2169 dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vo_q.sta_pending);
2170 list_del_init(&pstaxmitpriv->vo_q.tx_pending);
2171
2172 dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vi_q.sta_pending);
2173 list_del_init(&pstaxmitpriv->vi_q.tx_pending);
2174
2175 dequeue_xmitframes_to_sleeping_queue(padapter, psta,
2176 &pstaxmitpriv->be_q.sta_pending);
2177 list_del_init(&pstaxmitpriv->be_q.tx_pending);
2178
2179 dequeue_xmitframes_to_sleeping_queue(padapter, psta,
2180 &pstaxmitpriv->bk_q.sta_pending);
2181 list_del_init(&pstaxmitpriv->bk_q.tx_pending);
2182
2183
2184 pstaxmitpriv = &psta_bmc->sta_xmitpriv;
2185 dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc,
2186 &pstaxmitpriv->be_q.sta_pending);
2187 list_del_init(&pstaxmitpriv->be_q.tx_pending);
2188
2189 spin_unlock_bh(&pxmitpriv->lock);
2190}
2191
2192void wakeup_sta_to_xmit23a(struct rtw_adapter *padapter, struct sta_info *psta)
2193{
2194 u8 update_mask = 0, wmmps_ac = 0;
2195 struct sta_info *psta_bmc;
2196 struct list_head *plist, *phead, *ptmp;
2197 struct xmit_frame *pxmitframe = NULL;
2198 struct sta_priv *pstapriv = &padapter->stapriv;
2199 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2200
2201 spin_lock_bh(&pxmitpriv->lock);
2202
2203 phead = get_list_head(&psta->sleep_q);
2204
2205 list_for_each_safe(plist, ptmp, phead) {
2206 pxmitframe = container_of(plist, struct xmit_frame, list);
2207 list_del_init(&pxmitframe->list);
2208
2209 switch (pxmitframe->attrib.priority) {
2210 case 1:
2211 case 2:
2212 wmmps_ac = psta->uapsd_bk & BIT(1);
2213 break;
2214 case 4:
2215 case 5:
2216 wmmps_ac = psta->uapsd_vi & BIT(1);
2217 break;
2218 case 6:
2219 case 7:
2220 wmmps_ac = psta->uapsd_vo & BIT(1);
2221 break;
2222 case 0:
2223 case 3:
2224 default:
2225 wmmps_ac = psta->uapsd_be & BIT(1);
2226 break;
2227 }
2228
2229 psta->sleepq_len--;
2230 if (psta->sleepq_len > 0)
2231 pxmitframe->attrib.mdata = 1;
2232 else
2233 pxmitframe->attrib.mdata = 0;
2234
2235 if (wmmps_ac) {
2236 psta->sleepq_ac_len--;
2237 if (psta->sleepq_ac_len > 0) {
2238 pxmitframe->attrib.mdata = 1;
2239 pxmitframe->attrib.eosp = 0;
2240 } else {
2241 pxmitframe->attrib.mdata = 0;
2242 pxmitframe->attrib.eosp = 1;
2243 }
2244 }
2245
2246 pxmitframe->attrib.triggered = 1;
2247 rtw_hal_xmit23aframe_enqueue(padapter, pxmitframe);
2248 }
2249
2250 if (psta->sleepq_len == 0) {
2251 pstapriv->tim_bitmap &= ~CHKBIT(psta->aid);
2252
2253
2254 update_mask = BIT(0);
2255
2256 if (psta->state&WIFI_SLEEP_STATE)
2257 psta->state ^= WIFI_SLEEP_STATE;
2258
2259 if (psta->state & WIFI_STA_ALIVE_CHK_STATE) {
2260 psta->expire_to = pstapriv->expire_to;
2261 psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
2262 }
2263
2264 pstapriv->sta_dz_bitmap &= ~CHKBIT(psta->aid);
2265 }
2266
2267
2268 spin_unlock_bh(&pxmitpriv->lock);
2269
2270
2271 psta_bmc = rtw_get_bcmc_stainfo23a(padapter);
2272 if (!psta_bmc)
2273 return;
2274
2275 if ((pstapriv->sta_dz_bitmap&0xfffe) == 0x0) {
2276
2277 spin_lock_bh(&pxmitpriv->lock);
2278
2279 phead = get_list_head(&psta_bmc->sleep_q);
2280
2281 list_for_each_safe(plist, ptmp, phead) {
2282 pxmitframe = container_of(plist, struct xmit_frame,
2283 list);
2284
2285 list_del_init(&pxmitframe->list);
2286
2287 psta_bmc->sleepq_len--;
2288 if (psta_bmc->sleepq_len > 0)
2289 pxmitframe->attrib.mdata = 1;
2290 else
2291 pxmitframe->attrib.mdata = 0;
2292
2293 pxmitframe->attrib.triggered = 1;
2294 rtw_hal_xmit23aframe_enqueue(padapter, pxmitframe);
2295 }
2296 if (psta_bmc->sleepq_len == 0) {
2297 pstapriv->tim_bitmap &= ~BIT(0);
2298 pstapriv->sta_dz_bitmap &= ~BIT(0);
2299
2300
2301
2302 update_mask |= BIT(1);
2303 }
2304
2305
2306 spin_unlock_bh(&pxmitpriv->lock);
2307 }
2308
2309 if (update_mask)
2310 update_beacon23a(padapter, _TIM_IE_, NULL, false);
2311}
2312
2313void xmit_delivery_enabled_frames23a(struct rtw_adapter *padapter,
2314 struct sta_info *psta)
2315{
2316 u8 wmmps_ac = 0;
2317 struct list_head *plist, *phead, *ptmp;
2318 struct xmit_frame *pxmitframe;
2319 struct sta_priv *pstapriv = &padapter->stapriv;
2320 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2321
2322
2323 spin_lock_bh(&pxmitpriv->lock);
2324
2325 phead = get_list_head(&psta->sleep_q);
2326
2327 list_for_each_safe(plist, ptmp, phead) {
2328 pxmitframe = container_of(plist, struct xmit_frame, list);
2329
2330 switch (pxmitframe->attrib.priority) {
2331 case 1:
2332 case 2:
2333 wmmps_ac = psta->uapsd_bk & BIT(1);
2334 break;
2335 case 4:
2336 case 5:
2337 wmmps_ac = psta->uapsd_vi & BIT(1);
2338 break;
2339 case 6:
2340 case 7:
2341 wmmps_ac = psta->uapsd_vo & BIT(1);
2342 break;
2343 case 0:
2344 case 3:
2345 default:
2346 wmmps_ac = psta->uapsd_be & BIT(1);
2347 break;
2348 }
2349
2350 if (!wmmps_ac)
2351 continue;
2352
2353 list_del_init(&pxmitframe->list);
2354
2355 psta->sleepq_len--;
2356 psta->sleepq_ac_len--;
2357
2358 if (psta->sleepq_ac_len > 0) {
2359 pxmitframe->attrib.mdata = 1;
2360 pxmitframe->attrib.eosp = 0;
2361 } else {
2362 pxmitframe->attrib.mdata = 0;
2363 pxmitframe->attrib.eosp = 1;
2364 }
2365
2366 pxmitframe->attrib.triggered = 1;
2367
2368 rtw_hal_xmit23aframe_enqueue(padapter, pxmitframe);
2369
2370 if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) &&
2371 (wmmps_ac)) {
2372 pstapriv->tim_bitmap &= ~CHKBIT(psta->aid);
2373
2374
2375 update_beacon23a(padapter, _TIM_IE_, NULL, false);
2376 }
2377 }
2378 spin_unlock_bh(&pxmitpriv->lock);
2379}
2380
2381#endif
2382
2383void rtw_sctx_init23a(struct submit_ctx *sctx, int timeout_ms)
2384{
2385 sctx->timeout_ms = timeout_ms;
2386 init_completion(&sctx->done);
2387 sctx->status = RTW_SCTX_SUBMITTED;
2388}
2389
2390int rtw_sctx_wait23a(struct submit_ctx *sctx)
2391{
2392 int ret = _FAIL;
2393 unsigned long expire;
2394 int status = 0;
2395
2396 expire = sctx->timeout_ms ? msecs_to_jiffies(sctx->timeout_ms) :
2397 MAX_SCHEDULE_TIMEOUT;
2398 if (!wait_for_completion_timeout(&sctx->done, expire)) {
2399
2400 status = RTW_SCTX_DONE_TIMEOUT;
2401 DBG_8723A("%s timeout\n", __func__);
2402 } else {
2403 status = sctx->status;
2404 }
2405
2406 if (status == RTW_SCTX_DONE_SUCCESS)
2407 ret = _SUCCESS;
2408
2409 return ret;
2410}
2411
2412static bool rtw_sctx_chk_waring_status(int status)
2413{
2414 switch (status) {
2415 case RTW_SCTX_DONE_UNKNOWN:
2416 case RTW_SCTX_DONE_BUF_ALLOC:
2417 case RTW_SCTX_DONE_BUF_FREE:
2418 case RTW_SCTX_DONE_DRV_STOP:
2419 case RTW_SCTX_DONE_DEV_REMOVE:
2420 return true;
2421 default:
2422 return false;
2423 }
2424}
2425
2426void rtw23a_sctx_done_err(struct submit_ctx **sctx, int status)
2427{
2428 if (*sctx) {
2429 if (rtw_sctx_chk_waring_status(status))
2430 DBG_8723A("%s status:%d\n", __func__, status);
2431 (*sctx)->status = status;
2432 complete(&(*sctx)->done);
2433 *sctx = NULL;
2434 }
2435}
2436
2437void rtw_sctx_done23a(struct submit_ctx **sctx)
2438{
2439 rtw23a_sctx_done_err(sctx, RTW_SCTX_DONE_SUCCESS);
2440}
2441
2442int rtw_ack_tx_wait23a(struct xmit_priv *pxmitpriv, u32 timeout_ms)
2443{
2444 struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops;
2445
2446 pack_tx_ops->timeout_ms = timeout_ms;
2447 pack_tx_ops->status = RTW_SCTX_SUBMITTED;
2448
2449 return rtw_sctx_wait23a(pack_tx_ops);
2450}
2451
2452void rtw_ack_tx_done23a(struct xmit_priv *pxmitpriv, int status)
2453{
2454 struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops;
2455
2456 if (pxmitpriv->ack_tx)
2457 rtw23a_sctx_done_err(&pack_tx_ops, status);
2458 else
2459 DBG_8723A("%s ack_tx not set\n", __func__);
2460}
2461