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staging: rtl8723bs: core: Remove typecast in call to kfree
[linux-block.git] / drivers / staging / rtl8723bs / core / rtw_xmit.c
CommitLineData
58391efd 1// SPDX-License-Identifier: GPL-2.0
554c0a3a
HG		 2/******************************************************************************
3 *
4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
5 *
554c0a3a
HG		 6 ******************************************************************************/
7#define _RTW_XMIT_C_
8
9#include <drv_types.h>
10#include <rtw_debug.h>
11
12static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 };
13static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 };
14
15static void _init_txservq(struct tx_servq *ptxservq)
16{
17 INIT_LIST_HEAD(&ptxservq->tx_pending);
18 _rtw_init_queue(&ptxservq->sta_pending);
19 ptxservq->qcnt = 0;
20}
21
22void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv)
23{
24 memset((unsigned char *)psta_xmitpriv, 0, sizeof(struct sta_xmit_priv));
25
26 spin_lock_init(&psta_xmitpriv->lock);
27
28 /* for (i = 0 ; i < MAX_NUMBLKS; i++) */
29 /* _init_txservq(&(psta_xmitpriv->blk_q[i])); */
30
31 _init_txservq(&psta_xmitpriv->be_q);
32 _init_txservq(&psta_xmitpriv->bk_q);
33 _init_txservq(&psta_xmitpriv->vi_q);
34 _init_txservq(&psta_xmitpriv->vo_q);
35 INIT_LIST_HEAD(&psta_xmitpriv->legacy_dz);
36 INIT_LIST_HEAD(&psta_xmitpriv->apsd);
37}
38
24e66e98 39s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
554c0a3a
HG		 40{
41 int i;
42 struct xmit_buf *pxmitbuf;
43 struct xmit_frame *pxframe;
44 sint res = _SUCCESS;
45
554c0a3a
HG		 46 spin_lock_init(&pxmitpriv->lock);
47 spin_lock_init(&pxmitpriv->lock_sctx);
09a8ea34
AB		 48 init_completion(&pxmitpriv->xmit_comp);
49 init_completion(&pxmitpriv->terminate_xmitthread_comp);
554c0a3a
HG		 50
51 /*
52 Please insert all the queue initializaiton using _rtw_init_queue below
53 */
54
55 pxmitpriv->adapter = padapter;
56
57 /* for (i = 0 ; i < MAX_NUMBLKS; i++) */
58 /* _rtw_init_queue(&pxmitpriv->blk_strms[i]); */
59
60 _rtw_init_queue(&pxmitpriv->be_pending);
61 _rtw_init_queue(&pxmitpriv->bk_pending);
62 _rtw_init_queue(&pxmitpriv->vi_pending);
63 _rtw_init_queue(&pxmitpriv->vo_pending);
64 _rtw_init_queue(&pxmitpriv->bm_pending);
65
66 /* _rtw_init_queue(&pxmitpriv->legacy_dz_queue); */
67 /* _rtw_init_queue(&pxmitpriv->apsd_queue); */
68
69 _rtw_init_queue(&pxmitpriv->free_xmit_queue);
70
71 /*
72 Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME,
73 and initialize free_xmit_frame below.
74 Please also apply free_txobj to link_up all the xmit_frames...
75 */
76
77 pxmitpriv->pallocated_frame_buf = vzalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4);
78
d8210b11 79 if (!pxmitpriv->pallocated_frame_buf) {
554c0a3a
HG		 80 pxmitpriv->pxmit_frame_buf = NULL;
81 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_frame fail!\n"));
82 res = _FAIL;
83 goto exit;
84 }
85 pxmitpriv->pxmit_frame_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_frame_buf), 4);
86 /* pxmitpriv->pxmit_frame_buf = pxmitpriv->pallocated_frame_buf + 4 - */
87 /* ((SIZE_PTR) (pxmitpriv->pallocated_frame_buf) &3); */
88
89 pxframe = (struct xmit_frame *) pxmitpriv->pxmit_frame_buf;
90
91 for (i = 0; i < NR_XMITFRAME; i++) {
92 INIT_LIST_HEAD(&(pxframe->list));
93
94 pxframe->padapter = padapter;
95 pxframe->frame_tag = NULL_FRAMETAG;
96
97 pxframe->pkt = NULL;
98
99 pxframe->buf_addr = NULL;
100 pxframe->pxmitbuf = NULL;
101
102 list_add_tail(&(pxframe->list), &(pxmitpriv->free_xmit_queue.queue));
103
104 pxframe++;
105 }
106
107 pxmitpriv->free_xmitframe_cnt = NR_XMITFRAME;
108
109 pxmitpriv->frag_len = MAX_FRAG_THRESHOLD;
110
111
112 /* init xmit_buf */
113 _rtw_init_queue(&pxmitpriv->free_xmitbuf_queue);
114 _rtw_init_queue(&pxmitpriv->pending_xmitbuf_queue);
115
116 pxmitpriv->pallocated_xmitbuf = vzalloc(NR_XMITBUFF * sizeof(struct xmit_buf) + 4);
117
d8210b11 118 if (!pxmitpriv->pallocated_xmitbuf) {
554c0a3a
HG		 119 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_buf fail!\n"));
120 res = _FAIL;
121 goto exit;
122 }
123
124 pxmitpriv->pxmitbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmitbuf), 4);
125 /* pxmitpriv->pxmitbuf = pxmitpriv->pallocated_xmitbuf + 4 - */
126 /* ((SIZE_PTR) (pxmitpriv->pallocated_xmitbuf) &3); */
127
128 pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf;
129
130 for (i = 0; i < NR_XMITBUFF; i++) {
131 INIT_LIST_HEAD(&pxmitbuf->list);
132
133 pxmitbuf->priv_data = NULL;
134 pxmitbuf->padapter = padapter;
135 pxmitbuf->buf_tag = XMITBUF_DATA;
136
137 /* Tx buf allocation may fail sometimes, so sleep and retry. */
138 res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), true);
139 if (res == _FAIL) {
140 msleep(10);
141 res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), true);
142 if (res == _FAIL)
143 goto exit;
144 }
145
146 pxmitbuf->phead = pxmitbuf->pbuf;
147 pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMITBUF_SZ;
148 pxmitbuf->len = 0;
149 pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
150
151 pxmitbuf->flags = XMIT_VO_QUEUE;
152
153 list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmitbuf_queue.queue));
154 #ifdef DBG_XMIT_BUF
155 pxmitbuf->no = i;
156 #endif
157
158 pxmitbuf++;
159
160 }
161
162 pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF;
163
164 /* init xframe_ext queue, the same count as extbuf */
165 _rtw_init_queue(&pxmitpriv->free_xframe_ext_queue);
166
167 pxmitpriv->xframe_ext_alloc_addr = vzalloc(NR_XMIT_EXTBUFF * sizeof(struct xmit_frame) + 4);
168
d8210b11 169 if (!pxmitpriv->xframe_ext_alloc_addr) {
554c0a3a
HG		 170 pxmitpriv->xframe_ext = NULL;
171 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xframe_ext fail!\n"));
172 res = _FAIL;
173 goto exit;
174 }
175 pxmitpriv->xframe_ext = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->xframe_ext_alloc_addr), 4);
176 pxframe = (struct xmit_frame *)pxmitpriv->xframe_ext;
177
178 for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
179 INIT_LIST_HEAD(&(pxframe->list));
180
181 pxframe->padapter = padapter;
182 pxframe->frame_tag = NULL_FRAMETAG;
183
184 pxframe->pkt = NULL;
185
186 pxframe->buf_addr = NULL;
187 pxframe->pxmitbuf = NULL;
188
189 pxframe->ext_tag = 1;
190
191 list_add_tail(&(pxframe->list), &(pxmitpriv->free_xframe_ext_queue.queue));
192
193 pxframe++;
194 }
195 pxmitpriv->free_xframe_ext_cnt = NR_XMIT_EXTBUFF;
196
197 /* Init xmit extension buff */
198 _rtw_init_queue(&pxmitpriv->free_xmit_extbuf_queue);
199
200 pxmitpriv->pallocated_xmit_extbuf = vzalloc(NR_XMIT_EXTBUFF * sizeof(struct xmit_buf) + 4);
201
d8210b11 202 if (!pxmitpriv->pallocated_xmit_extbuf) {
554c0a3a
HG		 203 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_extbuf fail!\n"));
204 res = _FAIL;
205 goto exit;
206 }
207
208 pxmitpriv->pxmit_extbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmit_extbuf), 4);
209
210 pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf;
211
212 for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
213 INIT_LIST_HEAD(&pxmitbuf->list);
214
215 pxmitbuf->priv_data = NULL;
216 pxmitbuf->padapter = padapter;
217 pxmitbuf->buf_tag = XMITBUF_MGNT;
218
219 res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ, true);
220 if (res == _FAIL) {
221 res = _FAIL;
222 goto exit;
223 }
224
225 pxmitbuf->phead = pxmitbuf->pbuf;
226 pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMIT_EXTBUF_SZ;
227 pxmitbuf->len = 0;
228 pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
229
230 list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmit_extbuf_queue.queue));
231 #ifdef DBG_XMIT_BUF_EXT
232 pxmitbuf->no = i;
233 #endif
234 pxmitbuf++;
235
236 }
237
238 pxmitpriv->free_xmit_extbuf_cnt = NR_XMIT_EXTBUFF;
239
240 for (i = 0; i < CMDBUF_MAX; i++) {
241 pxmitbuf = &pxmitpriv->pcmd_xmitbuf[i];
242 if (pxmitbuf) {
243 INIT_LIST_HEAD(&pxmitbuf->list);
244
245 pxmitbuf->priv_data = NULL;
246 pxmitbuf->padapter = padapter;
247 pxmitbuf->buf_tag = XMITBUF_CMD;
248
249 res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, MAX_CMDBUF_SZ+XMITBUF_ALIGN_SZ, true);
250 if (res == _FAIL) {
251 res = _FAIL;
252 goto exit;
253 }
254
255 pxmitbuf->phead = pxmitbuf->pbuf;
256 pxmitbuf->pend = pxmitbuf->pbuf + MAX_CMDBUF_SZ;
257 pxmitbuf->len = 0;
258 pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
259 pxmitbuf->alloc_sz = MAX_CMDBUF_SZ+XMITBUF_ALIGN_SZ;
260 }
261 }
262
7671ce0d
AP		 263 res = rtw_alloc_hwxmits(padapter);
264 if (res == _FAIL)
265 goto exit;
554c0a3a
HG		 266 rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
267
f195f7d5 268 for (i = 0; i < 4; i++) {
554c0a3a
HG		 269 pxmitpriv->wmm_para_seq[i] = i;
270 }
271
272 pxmitpriv->ack_tx = false;
273 mutex_init(&pxmitpriv->ack_tx_mutex);
274 rtw_sctx_init(&pxmitpriv->ack_tx_ops, 0);
275
276 rtw_hal_init_xmit_priv(padapter);
277
278exit:
279 return res;
280}
281
282void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv)
283{
f195f7d5
LF		 284 int i;
285 struct adapter *padapter = pxmitpriv->adapter;
554c0a3a
HG		 286 struct xmit_frame *pxmitframe = (struct xmit_frame *) pxmitpriv->pxmit_frame_buf;
287 struct xmit_buf *pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf;
288
289 rtw_hal_free_xmit_priv(padapter);
290
d8210b11 291 if (!pxmitpriv->pxmit_frame_buf)
554c0a3a
HG		 292 return;
293
294 for (i = 0; i < NR_XMITFRAME; i++) {
295 rtw_os_xmit_complete(padapter, pxmitframe);
296
297 pxmitframe++;
298 }
299
300 for (i = 0; i < NR_XMITBUFF; i++) {
301 rtw_os_xmit_resource_free(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), true);
302
303 pxmitbuf++;
304 }
305
306 if (pxmitpriv->pallocated_frame_buf)
307 vfree(pxmitpriv->pallocated_frame_buf);
308
309
310 if (pxmitpriv->pallocated_xmitbuf)
311 vfree(pxmitpriv->pallocated_xmitbuf);
312
313 /* free xframe_ext queue, the same count as extbuf */
314 pxmitframe = (struct xmit_frame *)pxmitpriv->xframe_ext;
315 if (pxmitframe) {
316 for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
317 rtw_os_xmit_complete(padapter, pxmitframe);
318 pxmitframe++;
319 }
320 }
321 if (pxmitpriv->xframe_ext_alloc_addr)
322 vfree(pxmitpriv->xframe_ext_alloc_addr);
323
324 /* free xmit extension buff */
325 pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf;
326 for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
327 rtw_os_xmit_resource_free(padapter, pxmitbuf, (MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ), true);
328
329 pxmitbuf++;
330 }
331
332 if (pxmitpriv->pallocated_xmit_extbuf) {
333 vfree(pxmitpriv->pallocated_xmit_extbuf);
334 }
335
336 for (i = 0; i < CMDBUF_MAX; i++) {
337 pxmitbuf = &pxmitpriv->pcmd_xmitbuf[i];
d8210b11 338 if (pxmitbuf)
554c0a3a
HG		 339 rtw_os_xmit_resource_free(padapter, pxmitbuf, MAX_CMDBUF_SZ+XMITBUF_ALIGN_SZ, true);
340 }
341
342 rtw_free_hwxmits(padapter);
343
344 mutex_destroy(&pxmitpriv->ack_tx_mutex);
345}
346
347u8 query_ra_short_GI(struct sta_info *psta)
348{
349 u8 sgi = false, sgi_20m = false, sgi_40m = false, sgi_80m = false;
350
351 sgi_20m = psta->htpriv.sgi_20m;
352 sgi_40m = psta->htpriv.sgi_40m;
353
354 switch (psta->bw_mode) {
355 case CHANNEL_WIDTH_80:
356 sgi = sgi_80m;
357 break;
358 case CHANNEL_WIDTH_40:
359 sgi = sgi_40m;
360 break;
361 case CHANNEL_WIDTH_20:
362 default:
363 sgi = sgi_20m;
364 break;
365 }
366
367 return sgi;
368}
369
370static void update_attrib_vcs_info(struct adapter *padapter, struct xmit_frame *pxmitframe)
371{
372 u32 sz;
373 struct pkt_attrib *pattrib = &pxmitframe->attrib;
374 /* struct sta_info *psta = pattrib->psta; */
375 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
376 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
377
378 if (pattrib->nr_frags != 1)
379 sz = padapter->xmitpriv.frag_len;
380 else /* no frag */
381 sz = pattrib->last_txcmdsz;
382
383 /* (1) RTS_Threshold is compared to the MPDU, not MSDU. */
384 /* (2) If there are more than one frag in this MSDU, only the first frag uses protection frame. */
385 /* Other fragments are protected by previous fragment. */
386 /* So we only need to check the length of first fragment. */
387 if (pmlmeext->cur_wireless_mode < WIRELESS_11_24N || padapter->registrypriv.wifi_spec) {
388 if (sz > padapter->registrypriv.rts_thresh)
389 pattrib->vcs_mode = RTS_CTS;
cb9a242c 390 else {
554c0a3a
HG		 391 if (pattrib->rtsen)
392 pattrib->vcs_mode = RTS_CTS;
393 else if (pattrib->cts2self)
394 pattrib->vcs_mode = CTS_TO_SELF;
395 else
396 pattrib->vcs_mode = NONE_VCS;
397 }
cb9a242c 398 } else {
554c0a3a
HG		 399 while (true) {
400 /* IOT action */
401 if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_ATHEROS) && (pattrib->ampdu_en == true) &&
402 (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) {
403 pattrib->vcs_mode = CTS_TO_SELF;
404 break;
405 }
406
407
408 /* check ERP protection */
409 if (pattrib->rtsen || pattrib->cts2self) {
410 if (pattrib->rtsen)
411 pattrib->vcs_mode = RTS_CTS;
412 else if (pattrib->cts2self)
413 pattrib->vcs_mode = CTS_TO_SELF;
414
415 break;
416 }
417
418 /* check HT op mode */
419 if (pattrib->ht_en) {
420 u8 HTOpMode = pmlmeinfo->HT_protection;
421 if ((pmlmeext->cur_bwmode && (HTOpMode == 2 || HTOpMode == 3)) ||
422 (!pmlmeext->cur_bwmode && HTOpMode == 3)) {
423 pattrib->vcs_mode = RTS_CTS;
424 break;
425 }
426 }
427
428 /* check rts */
429 if (sz > padapter->registrypriv.rts_thresh) {
430 pattrib->vcs_mode = RTS_CTS;
431 break;
432 }
433
434 /* to do list: check MIMO power save condition. */
435
436 /* check AMPDU aggregation for TXOP */
437 if (pattrib->ampdu_en == true) {
438 pattrib->vcs_mode = RTS_CTS;
439 break;
440 }
441
442 pattrib->vcs_mode = NONE_VCS;
443 break;
444 }
445 }
446
447 /* for debug : force driver control vrtl_carrier_sense. */
448 if (padapter->driver_vcs_en == 1)
449 pattrib->vcs_mode = padapter->driver_vcs_type;
450}
451
452static void update_attrib_phy_info(struct adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta)
453{
454 struct mlme_ext_priv *mlmeext = &padapter->mlmeextpriv;
455
456 pattrib->rtsen = psta->rtsen;
457 pattrib->cts2self = psta->cts2self;
458
459 pattrib->mdata = 0;
460 pattrib->eosp = 0;
461 pattrib->triggered = 0;
462 pattrib->ampdu_spacing = 0;
463
464 /* qos_en, ht_en, init rate, , bw, ch_offset, sgi */
465 pattrib->qos_en = psta->qos_option;
466
467 pattrib->raid = psta->raid;
468
469 if (mlmeext->cur_bwmode < psta->bw_mode)
470 pattrib->bwmode = mlmeext->cur_bwmode;
471 else
472 pattrib->bwmode = psta->bw_mode;
473
474 pattrib->sgi = query_ra_short_GI(psta);
475
476 pattrib->ldpc = psta->ldpc;
477 pattrib->stbc = psta->stbc;
478
479 pattrib->ht_en = psta->htpriv.ht_option;
480 pattrib->ch_offset = psta->htpriv.ch_offset;
481 pattrib->ampdu_en = false;
482
483 if (padapter->driver_ampdu_spacing != 0xFF) /* driver control AMPDU Density for peer sta's rx */
484 pattrib->ampdu_spacing = padapter->driver_ampdu_spacing;
485 else
486 pattrib->ampdu_spacing = psta->htpriv.rx_ampdu_min_spacing;
487
488 /* if (pattrib->ht_en && psta->htpriv.ampdu_enable) */
489 /* */
490 /* if (psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) */
491 /* pattrib->ampdu_en = true; */
492 /* */
493
494
495 pattrib->retry_ctrl = false;
496
497#ifdef CONFIG_AUTO_AP_MODE
498 if (psta->isrc && psta->pid > 0)
499 pattrib->pctrl = true;
500#endif
501
502}
503
504static s32 update_attrib_sec_info(struct adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta)
505{
506 sint res = _SUCCESS;
507 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
508 struct security_priv *psecuritypriv = &padapter->securitypriv;
509 sint bmcast = IS_MCAST(pattrib->ra);
510
511 memset(pattrib->dot118021x_UncstKey.skey, 0, 16);
512 memset(pattrib->dot11tkiptxmickey.skey, 0, 16);
513 pattrib->mac_id = psta->mac_id;
514
515 if (psta->ieee8021x_blocked == true) {
516 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\n psta->ieee8021x_blocked == true\n"));
517
518 pattrib->encrypt = 0;
519
520 if ((pattrib->ether_type != 0x888e) && (check_fwstate(pmlmepriv, WIFI_MP_STATE) == false)) {
521 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\npsta->ieee8021x_blocked == true, pattrib->ether_type(%.4x) != 0x888e\n", pattrib->ether_type));
522 #ifdef DBG_TX_DROP_FRAME
523 DBG_871X("DBG_TX_DROP_FRAME %s psta->ieee8021x_blocked == true, pattrib->ether_type(%04x) != 0x888e\n", __func__, pattrib->ether_type);
524 #endif
525 res = _FAIL;
526 goto exit;
527 }
cb9a242c 528 } else {
554c0a3a
HG		 529 GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, bmcast);
530
531 switch (psecuritypriv->dot11AuthAlgrthm) {
532 case dot11AuthAlgrthm_Open:
533 case dot11AuthAlgrthm_Shared:
534 case dot11AuthAlgrthm_Auto:
535 pattrib->key_idx = (u8)psecuritypriv->dot11PrivacyKeyIndex;
536 break;
537 case dot11AuthAlgrthm_8021X:
538 if (bmcast)
539 pattrib->key_idx = (u8)psecuritypriv->dot118021XGrpKeyid;
540 else
541 pattrib->key_idx = 0;
542 break;
543 default:
544 pattrib->key_idx = 0;
545 break;
546 }
547
548 /* For WPS 1.0 WEP, driver should not encrypt EAPOL Packet for WPS handshake. */
549 if (((pattrib->encrypt == _WEP40_) || (pattrib->encrypt == _WEP104_)) && (pattrib->ether_type == 0x888e))
550 pattrib->encrypt = _NO_PRIVACY_;
551
552 }
553
554 switch (pattrib->encrypt) {
555 case _WEP40_:
556 case _WEP104_:
557 pattrib->iv_len = 4;
558 pattrib->icv_len = 4;
559 WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
560 break;
561
562 case _TKIP_:
563 pattrib->iv_len = 8;
564 pattrib->icv_len = 4;
565
566 if (psecuritypriv->busetkipkey == _FAIL) {
567 #ifdef DBG_TX_DROP_FRAME
568 DBG_871X("DBG_TX_DROP_FRAME %s psecuritypriv->busetkipkey(%d) == _FAIL drop packet\n", __func__, psecuritypriv->busetkipkey);
569 #endif
570 res = _FAIL;
571 goto exit;
572 }
573
574 if (bmcast)
575 TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
576 else
577 TKIP_IV(pattrib->iv, psta->dot11txpn, 0);
578
579
580 memcpy(pattrib->dot11tkiptxmickey.skey, psta->dot11tkiptxmickey.skey, 16);
581
582 break;
583
584 case _AES_:
585
586 pattrib->iv_len = 8;
587 pattrib->icv_len = 8;
588
589 if (bmcast)
590 AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
591 else
592 AES_IV(pattrib->iv, psta->dot11txpn, 0);
593
594 break;
595
596 default:
597 pattrib->iv_len = 0;
598 pattrib->icv_len = 0;
599 break;
600 }
601
602 if (pattrib->encrypt > 0)
603 memcpy(pattrib->dot118021x_UncstKey.skey, psta->dot118021x_UncstKey.skey, 16);
604
605 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
606 ("update_attrib: encrypt =%d securitypriv.sw_encrypt =%d\n",
607 pattrib->encrypt, padapter->securitypriv.sw_encrypt));
608
609 if (pattrib->encrypt &&
610 ((padapter->securitypriv.sw_encrypt == true) || (psecuritypriv->hw_decrypted == false))) {
611 pattrib->bswenc = true;
612 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
613 ("update_attrib: encrypt =%d securitypriv.hw_decrypted =%d bswenc =true\n",
614 pattrib->encrypt, padapter->securitypriv.sw_encrypt));
615 } else {
616 pattrib->bswenc = false;
617 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("update_attrib: bswenc =false\n"));
618 }
619
620exit:
621
622 return res;
623
624}
625
626u8 qos_acm(u8 acm_mask, u8 priority)
627{
554c0a3a
HG		 628 switch (priority) {
629 case 0:
630 case 3:
631 if (acm_mask & BIT(1))
581b4945 632 priority = 1;
554c0a3a
HG		 633 break;
634 case 1:
635 case 2:
636 break;
637 case 4:
638 case 5:
639 if (acm_mask & BIT(2))
581b4945 640 priority = 0;
554c0a3a
HG		 641 break;
642 case 6:
643 case 7:
644 if (acm_mask & BIT(3))
581b4945 645 priority = 5;
554c0a3a
HG		 646 break;
647 default:
648 DBG_871X("qos_acm(): invalid pattrib->priority: %d!!!\n", priority);
649 break;
650 }
651
581b4945 652 return priority;
554c0a3a
HG		 653}
654
655static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib)
656{
657 struct ethhdr etherhdr;
658 struct iphdr ip_hdr;
659 s32 UserPriority = 0;
660
661
662 _rtw_open_pktfile(ppktfile->pkt, ppktfile);
663 _rtw_pktfile_read(ppktfile, (unsigned char *)&etherhdr, ETH_HLEN);
664
665 /* get UserPriority from IP hdr */
666 if (pattrib->ether_type == 0x0800) {
667 _rtw_pktfile_read(ppktfile, (u8 *)&ip_hdr, sizeof(ip_hdr));
668/* UserPriority = (ntohs(ip_hdr.tos) >> 5) & 0x3; */
669 UserPriority = ip_hdr.tos >> 5;
670 }
671 pattrib->priority = UserPriority;
672 pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN;
673 pattrib->subtype = WIFI_QOS_DATA_TYPE;
674}
675
676static s32 update_attrib(struct adapter *padapter, _pkt *pkt, struct pkt_attrib *pattrib)
677{
678 uint i;
679 struct pkt_file pktfile;
680 struct sta_info *psta = NULL;
681 struct ethhdr etherhdr;
682
683 sint bmcast;
684 struct sta_priv *pstapriv = &padapter->stapriv;
685 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
686 struct qos_priv *pqospriv = &pmlmepriv->qospriv;
687 sint res = _SUCCESS;
688
689 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib);
690
691 _rtw_open_pktfile(pkt, &pktfile);
692 i = _rtw_pktfile_read(&pktfile, (u8 *)&etherhdr, ETH_HLEN);
693
694 pattrib->ether_type = ntohs(etherhdr.h_proto);
695
696
697 memcpy(pattrib->dst, &etherhdr.h_dest, ETH_ALEN);
698 memcpy(pattrib->src, &etherhdr.h_source, ETH_ALEN);
699
700
701 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
702 (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
703 memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
704 memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
705 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_adhoc);
706 } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
707 memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
708 memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
709 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_sta);
710 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
711 memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
712 memcpy(pattrib->ta, get_bssid(pmlmepriv), ETH_ALEN);
713 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_ap);
714 } else
715 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_unknown);
716
717 pattrib->pktlen = pktfile.pkt_len;
718
719 if (ETH_P_IP == pattrib->ether_type) {
720 /* The following is for DHCP and ARP packet, we use cck1M to tx these packets and let LPS awake some time */
721 /* to prevent DHCP protocol fail */
722
723 u8 tmp[24];
724
725 _rtw_pktfile_read(&pktfile, &tmp[0], 24);
726
727 pattrib->dhcp_pkt = 0;
728 if (pktfile.pkt_len > 282) {/* MINIMUM_DHCP_PACKET_SIZE) { */
729 if (ETH_P_IP == pattrib->ether_type) {/* IP header */
730 if (((tmp[21] == 68) && (tmp[23] == 67)) ||
731 ((tmp[21] == 67) && (tmp[23] == 68))) {
732 /* 68 : UDP BOOTP client */
733 /* 67 : UDP BOOTP server */
734 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("======================update_attrib: get DHCP Packet\n"));
735 pattrib->dhcp_pkt = 1;
736 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_dhcp);
737 }
738 }
739 }
740
741 /* for parsing ICMP pakcets */
742 {
743 struct iphdr *piphdr = (struct iphdr *)tmp;
744
745 pattrib->icmp_pkt = 0;
746 if (piphdr->protocol == 0x1) { /* protocol type in ip header 0x1 is ICMP */
747 pattrib->icmp_pkt = 1;
748 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_icmp);
749 }
750 }
751
752
753 } else if (0x888e == pattrib->ether_type) {
754 DBG_871X_LEVEL(_drv_always_, "send eapol packet\n");
755 }
756
757 if ((pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1))
758 rtw_set_scan_deny(padapter, 3000);
759
760 /* If EAPOL , ARP , OR DHCP packet, driver must be in active mode. */
761 if (pattrib->icmp_pkt == 1)
762 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1);
763 else if (pattrib->dhcp_pkt == 1) {
764 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_active);
765 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SPECIAL_PACKET, 1);
766 }
767
768 bmcast = IS_MCAST(pattrib->ra);
769
770 /* get sta_info */
771 if (bmcast) {
772 psta = rtw_get_bcmc_stainfo(padapter);
773 } else {
774 psta = rtw_get_stainfo(pstapriv, pattrib->ra);
d8210b11 775 if (!psta) { /* if we cannot get psta => drop the pkt */
554c0a3a
HG		 776 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_ucast_sta);
777 RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:" MAC_FMT"\n", MAC_ARG(pattrib->ra)));
778 #ifdef DBG_TX_DROP_FRAME
779 DBG_871X("DBG_TX_DROP_FRAME %s get sta_info fail, ra:" MAC_FMT"\n", __func__, MAC_ARG(pattrib->ra));
780 #endif
781 res = _FAIL;
782 goto exit;
783 } else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) && (!(psta->state & _FW_LINKED))) {
784 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_ucast_ap_link);
785 res = _FAIL;
786 goto exit;
787 }
788 }
789
d8210b11 790 if (!psta) {
554c0a3a
HG		 791 /* if we cannot get psta => drop the pkt */
792 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_sta);
793 RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:" MAC_FMT "\n", MAC_ARG(pattrib->ra)));
794 #ifdef DBG_TX_DROP_FRAME
795 DBG_871X("DBG_TX_DROP_FRAME %s get sta_info fail, ra:" MAC_FMT"\n", __func__, MAC_ARG(pattrib->ra));
796 #endif
797 res = _FAIL;
798 goto exit;
799 }
800
801 if (!(psta->state & _FW_LINKED)) {
802 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_link);
803 DBG_871X("%s, psta("MAC_FMT")->state(0x%x) != _FW_LINKED\n", __func__, MAC_ARG(psta->hwaddr), psta->state);
804 return _FAIL;
805 }
806
807
808
809 /* TODO:_lock */
810 if (update_attrib_sec_info(padapter, pattrib, psta) == _FAIL) {
811 DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_sec);
812 res = _FAIL;
813 goto exit;
814 }
815
816 update_attrib_phy_info(padapter, pattrib, psta);
817
818 /* DBG_8192C("%s ==> mac_id(%d)\n", __func__, pattrib->mac_id); */
819
820 pattrib->psta = psta;
821 /* TODO:_unlock */
822
823 pattrib->pctrl = 0;
824
825 pattrib->ack_policy = 0;
826 /* get ether_hdr_len */
827 pattrib->pkt_hdrlen = ETH_HLEN;/* pattrib->ether_type == 0x8100) ? (14 + 4): 14; vlan tag */
828
829 pattrib->hdrlen = WLAN_HDR_A3_LEN;
830 pattrib->subtype = WIFI_DATA_TYPE;
831 pattrib->priority = 0;
832
833 if (check_fwstate(pmlmepriv, WIFI_AP_STATE|WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE)) {
834 if (pattrib->qos_en)
835 set_qos(&pktfile, pattrib);
cb9a242c 836 } else {
554c0a3a
HG		 837 if (pqospriv->qos_option) {
838 set_qos(&pktfile, pattrib);
839
840 if (pmlmepriv->acm_mask != 0)
841 pattrib->priority = qos_acm(pmlmepriv->acm_mask, pattrib->priority);
842
843 }
844 }
845
846 /* pattrib->priority = 5; force to used VI queue, for testing */
847
554c0a3a
HG		 848exit:
849 return res;
850}
851
852static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitframe)
853{
854 sint curfragnum, length;
855 u8 *pframe, *payload, mic[8];
856 struct mic_data micdata;
857 /* struct sta_info *stainfo; */
858 struct pkt_attrib *pattrib = &pxmitframe->attrib;
859 struct security_priv *psecuritypriv = &padapter->securitypriv;
860 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
861 u8 priority[4] = {0x0, 0x0, 0x0, 0x0};
862 u8 hw_hdr_offset = 0;
863 sint bmcst = IS_MCAST(pattrib->ra);
864
865/*
866 if (pattrib->psta)
867 {
868 stainfo = pattrib->psta;
869 }
870 else
871 {
872 DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
873 stainfo =rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0]);
874 }
875
876 if (stainfo == NULL)
877 {
878 DBG_871X("%s, psta ==NUL\n", __func__);
879 return _FAIL;
880 }
881
882 if (!(stainfo->state &_FW_LINKED))
883 {
884 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, stainfo->state);
885 return _FAIL;
886 }
887*/
888
889 hw_hdr_offset = TXDESC_OFFSET;
890
891 if (pattrib->encrypt == _TKIP_) { /* if (psecuritypriv->dot11PrivacyAlgrthm == _TKIP_PRIVACY_) */
892 /* encode mic code */
893 /* if (stainfo!= NULL) */
894 {
895 u8 null_key[16] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
896
897 pframe = pxmitframe->buf_addr + hw_hdr_offset;
898
899 if (bmcst) {
900 if (!memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)) {
901 /* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */
902 /* msleep(10); */
903 return _FAIL;
904 }
905 /* start to calculate the mic code */
906 rtw_secmicsetkey(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey);
907 } else {
908 if (!memcmp(&pattrib->dot11tkiptxmickey.skey[0], null_key, 16)) {
909 /* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */
910 /* msleep(10); */
911 return _FAIL;
912 }
913 /* start to calculate the mic code */
914 rtw_secmicsetkey(&micdata, &pattrib->dot11tkiptxmickey.skey[0]);
915 }
916
917 if (pframe[1]&1) { /* ToDS == 1 */
918 rtw_secmicappend(&micdata, &pframe[16], 6); /* DA */
919 if (pframe[1]&2) /* From Ds == 1 */
920 rtw_secmicappend(&micdata, &pframe[24], 6);
921 else
922 rtw_secmicappend(&micdata, &pframe[10], 6);
923 } else { /* ToDS == 0 */
924 rtw_secmicappend(&micdata, &pframe[4], 6); /* DA */
925 if (pframe[1]&2) /* From Ds == 1 */
926 rtw_secmicappend(&micdata, &pframe[16], 6);
927 else
928 rtw_secmicappend(&micdata, &pframe[10], 6);
929
930 }
931
f195f7d5
LF		 932 /* if (pqospriv->qos_option == 1) */
933 if (pattrib->qos_en)
554c0a3a
HG		 934 priority[0] = (u8)pxmitframe->attrib.priority;
935
936
937 rtw_secmicappend(&micdata, &priority[0], 4);
938
939 payload = pframe;
940
941 for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) {
942 payload = (u8 *)RND4((SIZE_PTR)(payload));
943 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("===curfragnum =%d, pframe = 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x,!!!\n",
944 curfragnum, *payload, *(payload+1), *(payload+2), *(payload+3), *(payload+4), *(payload+5), *(payload+6), *(payload+7)));
945
946 payload = payload+pattrib->hdrlen+pattrib->iv_len;
947 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("curfragnum =%d pattrib->hdrlen =%d pattrib->iv_len =%d", curfragnum, pattrib->hdrlen, pattrib->iv_len));
948 if ((curfragnum+1) == pattrib->nr_frags) {
949 length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0);
950 rtw_secmicappend(&micdata, payload, length);
951 payload = payload+length;
cb9a242c 952 } else {
554c0a3a
HG		 953 length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0);
954 rtw_secmicappend(&micdata, payload, length);
955 payload = payload+length+pattrib->icv_len;
956 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("curfragnum =%d length =%d pattrib->icv_len =%d", curfragnum, length, pattrib->icv_len));
957 }
958 }
959 rtw_secgetmic(&micdata, &(mic[0]));
960 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: before add mic code!!!\n"));
961 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: pattrib->last_txcmdsz =%d!!!\n", pattrib->last_txcmdsz));
962 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: mic[0]= 0x%.2x , mic[1]= 0x%.2x , mic[2]= 0x%.2x , mic[3]= 0x%.2x\n\
963 mic[4]= 0x%.2x , mic[5]= 0x%.2x , mic[6]= 0x%.2x , mic[7]= 0x%.2x !!!!\n",
964 mic[0], mic[1], mic[2], mic[3], mic[4], mic[5], mic[6], mic[7]));
965 /* add mic code and add the mic code length in last_txcmdsz */
966
967 memcpy(payload, &(mic[0]), 8);
968 pattrib->last_txcmdsz += 8;
969
970 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("\n ========last pkt ========\n"));
971 payload = payload-pattrib->last_txcmdsz+8;
972 for (curfragnum = 0; curfragnum < pattrib->last_txcmdsz; curfragnum = curfragnum+8)
973 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, (" %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x ",
974 *(payload+curfragnum), *(payload+curfragnum+1), *(payload+curfragnum+2), *(payload+curfragnum+3),
975 *(payload+curfragnum+4), *(payload+curfragnum+5), *(payload+curfragnum+6), *(payload+curfragnum+7)));
976 }
977/*
978 else {
979 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: rtw_get_stainfo == NULL!!!\n"));
980 }
981*/
982 }
983 return _SUCCESS;
984}
985
986static s32 xmitframe_swencrypt(struct adapter *padapter, struct xmit_frame *pxmitframe)
987{
988
989 struct pkt_attrib *pattrib = &pxmitframe->attrib;
990 /* struct security_priv *psecuritypriv =&padapter->securitypriv; */
991
992 /* if ((psecuritypriv->sw_encrypt)||(pattrib->bswenc)) */
993 if (pattrib->bswenc) {
994 /* DBG_871X("start xmitframe_swencrypt\n"); */
995 RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("### xmitframe_swencrypt\n"));
996 switch (pattrib->encrypt) {
997 case _WEP40_:
998 case _WEP104_:
999 rtw_wep_encrypt(padapter, (u8 *)pxmitframe);
1000 break;
1001 case _TKIP_:
1002 rtw_tkip_encrypt(padapter, (u8 *)pxmitframe);
1003 break;
1004 case _AES_:
1005 rtw_aes_encrypt(padapter, (u8 *)pxmitframe);
1006 break;
1007 default:
1008 break;
1009 }
1010
1011 } else
1012 RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_, ("### xmitframe_hwencrypt\n"));
1013
1014 return _SUCCESS;
1015}
1016
1017s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib)
1018{
1019 u16 *qc;
1020
1021 struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr;
1022 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1023 struct qos_priv *pqospriv = &pmlmepriv->qospriv;
1024 u8 qos_option = false;
1025 sint res = _SUCCESS;
1026 __le16 *fctrl = &pwlanhdr->frame_control;
1027
1028 memset(hdr, 0, WLANHDR_OFFSET);
1029
1030 SetFrameSubType(fctrl, pattrib->subtype);
1031
1032 if (pattrib->subtype & WIFI_DATA_TYPE) {
1033 if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)) {
1034 /* to_ds = 1, fr_ds = 0; */
1035
1036 {
1037 /* 1.Data transfer to AP */
1038 /* 2.Arp pkt will relayed by AP */
1039 SetToDs(fctrl);
1040 memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN);
1041 memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN);
1042 memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN);
1043 }
1044
1045 if (pqospriv->qos_option)
1046 qos_option = true;
1047
1048 } else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)) {
1049 /* to_ds = 0, fr_ds = 1; */
1050 SetFrDs(fctrl);
1051 memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN);
1052 memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN);
1053 memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN);
1054
1055 if (pattrib->qos_en)
1056 qos_option = true;
1057 } else if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
1058 (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
1059 memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN);
1060 memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN);
1061 memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN);
1062
1063 if (pattrib->qos_en)
1064 qos_option = true;
1065 } else {
1066 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv)));
1067 res = _FAIL;
1068 goto exit;
1069 }
1070
1071 if (pattrib->mdata)
1072 SetMData(fctrl);
1073
1074 if (pattrib->encrypt)
1075 SetPrivacy(fctrl);
1076
1077 if (qos_option) {
1078 qc = (unsigned short *)(hdr + pattrib->hdrlen - 2);
1079
1080 if (pattrib->priority)
1081 SetPriority(qc, pattrib->priority);
1082
1083 SetEOSP(qc, pattrib->eosp);
1084
1085 SetAckpolicy(qc, pattrib->ack_policy);
1086 }
1087
1088 /* TODO: fill HT Control Field */
1089
1090 /* Update Seq Num will be handled by f/w */
1091 {
1092 struct sta_info *psta;
1093 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
1094 if (pattrib->psta != psta) {
1095 DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
1096 return _FAIL;
1097 }
1098
d8210b11 1099 if (!psta) {
554c0a3a
HG		 1100 DBG_871X("%s, psta ==NUL\n", __func__);
1101 return _FAIL;
1102 }
1103
1104 if (!(psta->state & _FW_LINKED)) {
1105 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
1106 return _FAIL;
1107 }
1108
1109
1110 if (psta) {
1111 psta->sta_xmitpriv.txseq_tid[pattrib->priority]++;
1112 psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF;
1113 pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority];
1114
1115 SetSeqNum(hdr, pattrib->seqnum);
1116
1117 /* check if enable ampdu */
1118 if (pattrib->ht_en && psta->htpriv.ampdu_enable)
1119 if (psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority))
1120 pattrib->ampdu_en = true;
1121
1122
1123 /* re-check if enable ampdu by BA_starting_seqctrl */
1124 if (pattrib->ampdu_en == true) {
1125 u16 tx_seq;
1126
1127 tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f];
1128
1129 /* check BA_starting_seqctrl */
1130 if (SN_LESS(pattrib->seqnum, tx_seq)) {
1131 /* DBG_871X("tx ampdu seqnum(%d) < tx_seq(%d)\n", pattrib->seqnum, tx_seq); */
1132 pattrib->ampdu_en = false;/* AGG BK */
1133 } else if (SN_EQUAL(pattrib->seqnum, tx_seq)) {
1134 psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq+1)&0xfff;
1135
1136 pattrib->ampdu_en = true;/* AGG EN */
cb9a242c 1137 } else {
554c0a3a
HG		 1138 /* DBG_871X("tx ampdu over run\n"); */
1139 psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff;
1140 pattrib->ampdu_en = true;/* AGG EN */
1141 }
1142
1143 }
1144 }
1145 }
1146
cb9a242c 1147 } else {
554c0a3a
HG		 1148
1149 }
1150
1151exit:
1152 return res;
1153}
1154
1155s32 rtw_txframes_pending(struct adapter *padapter)
1156{
1157 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1158
1159 return ((!list_empty(&pxmitpriv->be_pending.queue)) ||
1160 (!list_empty(&pxmitpriv->bk_pending.queue)) ||
1161 (!list_empty(&pxmitpriv->vi_pending.queue)) ||
1162 (!list_empty(&pxmitpriv->vo_pending.queue)));
1163}
1164
1165/*
1166 * Calculate wlan 802.11 packet MAX size from pkt_attrib
1167 * This function doesn't consider fragment case
1168 */
1169u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib)
1170{
1171 u32 len = 0;
1172
1173 len = pattrib->hdrlen + pattrib->iv_len; /* WLAN Header and IV */
1174 len += SNAP_SIZE + sizeof(u16); /* LLC */
1175 len += pattrib->pktlen;
1176 if (pattrib->encrypt == _TKIP_)
1177 len += 8; /* MIC */
1178 len += ((pattrib->bswenc) ? pattrib->icv_len : 0); /* ICV */
1179
1180 return len;
1181}
1182
1183/*
1184
1185This sub-routine will perform all the following:
1186
11871. remove 802.3 header.
11882. create wlan_header, based on the info in pxmitframe
11893. append sta's iv/ext-iv
11904. append LLC
11915. move frag chunk from pframe to pxmitframe->mem
11926. apply sw-encrypt, if necessary.
1193
1194*/
1195s32 rtw_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe)
1196{
1197 struct pkt_file pktfile;
1198
1199 s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz;
1200
1201 SIZE_PTR addr;
1202
1203 u8 *pframe, *mem_start;
1204 u8 hw_hdr_offset;
1205
1206 /* struct sta_info *psta; */
1207 /* struct sta_priv *pstapriv = &padapter->stapriv; */
1208 /* struct mlme_priv *pmlmepriv = &padapter->mlmepriv; */
1209 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1210
1211 struct pkt_attrib *pattrib = &pxmitframe->attrib;
1212
1213 u8 *pbuf_start;
1214
1215 s32 bmcst = IS_MCAST(pattrib->ra);
1216 s32 res = _SUCCESS;
1217
1218/*
1219 if (pattrib->psta)
1220 {
1221 psta = pattrib->psta;
1222 } else
1223 {
1224 DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
1225 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
1226 }
1227
1228 if (psta == NULL)
1229 {
1230
1231 DBG_871X("%s, psta ==NUL\n", __func__);
1232 return _FAIL;
1233 }
1234
1235
1236 if (!(psta->state &_FW_LINKED))
1237 {
1238 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
1239 return _FAIL;
1240 }
1241*/
d8210b11 1242 if (!pxmitframe->buf_addr) {
554c0a3a
HG		 1243 DBG_8192C("==> %s buf_addr == NULL\n", __func__);
1244 return _FAIL;
1245 }
1246
1247 pbuf_start = pxmitframe->buf_addr;
1248
1249 hw_hdr_offset = TXDESC_OFFSET;
1250 mem_start = pbuf_start + hw_hdr_offset;
1251
1252 if (rtw_make_wlanhdr(padapter, mem_start, pattrib) == _FAIL) {
1253 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n"));
1254 DBG_8192C("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n");
1255 res = _FAIL;
1256 goto exit;
1257 }
1258
1259 _rtw_open_pktfile(pkt, &pktfile);
1260 _rtw_pktfile_read(&pktfile, NULL, pattrib->pkt_hdrlen);
1261
1262 frg_inx = 0;
1263 frg_len = pxmitpriv->frag_len - 4;/* 2346-4 = 2342 */
1264
1265 while (1) {
1266 llc_sz = 0;
1267
1268 mpdu_len = frg_len;
1269
1270 pframe = mem_start;
1271
1272 SetMFrag(mem_start);
1273
1274 pframe += pattrib->hdrlen;
1275 mpdu_len -= pattrib->hdrlen;
1276
1277 /* adding icv, if necessary... */
1278 if (pattrib->iv_len) {
1279 memcpy(pframe, pattrib->iv, pattrib->iv_len);
1280
1281 RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_,
1282 ("rtw_xmitframe_coalesce: keyid =%d pattrib->iv[3]=%.2x pframe =%.2x %.2x %.2x %.2x\n",
1283 padapter->securitypriv.dot11PrivacyKeyIndex, pattrib->iv[3], *pframe, *(pframe+1), *(pframe+2), *(pframe+3)));
1284
1285 pframe += pattrib->iv_len;
1286
1287 mpdu_len -= pattrib->iv_len;
1288 }
1289
1290 if (frg_inx == 0) {
1291 llc_sz = rtw_put_snap(pframe, pattrib->ether_type);
1292 pframe += llc_sz;
1293 mpdu_len -= llc_sz;
1294 }
1295
1296 if ((pattrib->icv_len > 0) && (pattrib->bswenc)) {
1297 mpdu_len -= pattrib->icv_len;
1298 }
1299
1300
1301 if (bmcst) {
1302 /* don't do fragment to broadcat/multicast packets */
1303 mem_sz = _rtw_pktfile_read(&pktfile, pframe, pattrib->pktlen);
1304 } else {
1305 mem_sz = _rtw_pktfile_read(&pktfile, pframe, mpdu_len);
1306 }
1307
1308 pframe += mem_sz;
1309
1310 if ((pattrib->icv_len > 0) && (pattrib->bswenc)) {
1311 memcpy(pframe, pattrib->icv, pattrib->icv_len);
1312 pframe += pattrib->icv_len;
1313 }
1314
1315 frg_inx++;
1316
1317 if (bmcst || (rtw_endofpktfile(&pktfile) == true)) {
1318 pattrib->nr_frags = frg_inx;
1319
1320 pattrib->last_txcmdsz = pattrib->hdrlen + pattrib->iv_len + ((pattrib->nr_frags == 1) ? llc_sz:0) +
1321 ((pattrib->bswenc) ? pattrib->icv_len : 0) + mem_sz;
1322
1323 ClearMFrag(mem_start);
1324
1325 break;
1326 } else
1327 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("%s: There're still something in packet!\n", __func__));
1328
1329 addr = (SIZE_PTR)(pframe);
1330
1331 mem_start = (unsigned char *)RND4(addr) + hw_hdr_offset;
1332 memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen);
1333
1334 }
1335
1336 if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) {
1337 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n"));
1338 DBG_8192C("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n");
1339 res = _FAIL;
1340 goto exit;
1341 }
1342
1343 xmitframe_swencrypt(padapter, pxmitframe);
1344
1345 if (bmcst == false)
1346 update_attrib_vcs_info(padapter, pxmitframe);
1347 else
1348 pattrib->vcs_mode = NONE_VCS;
1349
1350exit:
1351 return res;
1352}
1353
1354/* broadcast or multicast management pkt use BIP, unicast management pkt use CCMP encryption */
1355s32 rtw_mgmt_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe)
1356{
1357 u8 *pframe, *mem_start = NULL, *tmp_buf = NULL;
1358 u8 subtype;
1359 struct sta_info *psta = NULL;
1360 struct pkt_attrib *pattrib = &pxmitframe->attrib;
1361 s32 bmcst = IS_MCAST(pattrib->ra);
1362 u8 *BIP_AAD = NULL;
1363 u8 *MGMT_body = NULL;
1364
1365 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1366 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1367 struct ieee80211_hdr *pwlanhdr;
1368 u8 MME[_MME_IE_LENGTH_];
1369 u32 ori_len;
1370 mem_start = pframe = (u8 *)(pxmitframe->buf_addr) + TXDESC_OFFSET;
1371 pwlanhdr = (struct ieee80211_hdr *)pframe;
1372
1373 ori_len = BIP_AAD_SIZE+pattrib->pktlen;
1374 tmp_buf = BIP_AAD = rtw_zmalloc(ori_len);
1375 subtype = GetFrameSubType(pframe); /* bit(7)~bit(2) */
1376
d8210b11 1377 if (!BIP_AAD)
554c0a3a
HG		 1378 return _FAIL;
1379
1380 spin_lock_bh(&padapter->security_key_mutex);
1381
1382 /* only support station mode */
1383 if (!check_fwstate(pmlmepriv, WIFI_STATION_STATE) || !check_fwstate(pmlmepriv, _FW_LINKED))
1384 goto xmitframe_coalesce_success;
1385
1386 /* IGTK key is not install, it may not support 802.11w */
1387 if (padapter->securitypriv.binstallBIPkey != true) {
1388 DBG_871X("no instll BIP key\n");
1389 goto xmitframe_coalesce_success;
1390 }
1391 /* station mode doesn't need TX BIP, just ready the code */
1392 if (bmcst) {
1393 int frame_body_len;
1394 u8 mic[16];
1395
1396 memset(MME, 0, 18);
1397
1398 /* other types doesn't need the BIP */
1399 if (GetFrameSubType(pframe) != WIFI_DEAUTH && GetFrameSubType(pframe) != WIFI_DISASSOC)
1400 goto xmitframe_coalesce_fail;
1401
1402 MGMT_body = pframe + sizeof(struct ieee80211_hdr_3addr);
1403 pframe += pattrib->pktlen;
1404
1405 /* octent 0 and 1 is key index , BIP keyid is 4 or 5, LSB only need octent 0 */
1406 MME[0] = padapter->securitypriv.dot11wBIPKeyid;
1407 /* copy packet number */
1408 memcpy(&MME[2], &pmlmeext->mgnt_80211w_IPN, 6);
1409 /* increase the packet number */
1410 pmlmeext->mgnt_80211w_IPN++;
1411
1412 /* add MME IE with MIC all zero, MME string doesn't include element id and length */
1413 pframe = rtw_set_ie(pframe, _MME_IE_, 16, MME, &(pattrib->pktlen));
1414 pattrib->last_txcmdsz = pattrib->pktlen;
1415 /* total frame length - header length */
1416 frame_body_len = pattrib->pktlen - sizeof(struct ieee80211_hdr_3addr);
1417
1418 /* conscruct AAD, copy frame control field */
1419 memcpy(BIP_AAD, &pwlanhdr->frame_control, 2);
1420 ClearRetry(BIP_AAD);
1421 ClearPwrMgt(BIP_AAD);
1422 ClearMData(BIP_AAD);
1423 /* conscruct AAD, copy address 1 to address 3 */
1424 memcpy(BIP_AAD+2, pwlanhdr->addr1, 18);
1425 /* copy management fram body */
1426 memcpy(BIP_AAD+BIP_AAD_SIZE, MGMT_body, frame_body_len);
1427 /* calculate mic */
1428 if (omac1_aes_128(padapter->securitypriv.dot11wBIPKey[padapter->securitypriv.dot11wBIPKeyid].skey
1429 , BIP_AAD, BIP_AAD_SIZE+frame_body_len, mic))
1430 goto xmitframe_coalesce_fail;
1431
1432 /* copy right BIP mic value, total is 128bits, we use the 0~63 bits */
1433 memcpy(pframe-8, mic, 8);
1434 } else { /* unicast mgmt frame TX */
1435 /* start to encrypt mgmt frame */
1436 if (subtype == WIFI_DEAUTH || subtype == WIFI_DISASSOC ||
1437 subtype == WIFI_REASSOCREQ || subtype == WIFI_ACTION) {
1438 if (pattrib->psta)
1439 psta = pattrib->psta;
1440 else
1441 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
1442
d8210b11 1443 if (!psta) {
554c0a3a
HG		 1444
1445 DBG_871X("%s, psta ==NUL\n", __func__);
1446 goto xmitframe_coalesce_fail;
1447 }
1448
d8210b11 1449 if (!(psta->state & _FW_LINKED) || !pxmitframe->buf_addr) {
554c0a3a
HG		 1450 DBG_871X("%s, not _FW_LINKED or addr null\n", __func__);
1451 goto xmitframe_coalesce_fail;
1452 }
1453
1454 /* DBG_871X("%s, action frame category =%d\n", __func__, pframe[WLAN_HDR_A3_LEN]); */
1455 /* according 802.11-2012 standard, these five types are not robust types */
1456 if (subtype == WIFI_ACTION &&
1457 (pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_PUBLIC ||
1458 pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_HT ||
1459 pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_UNPROTECTED_WNM ||
1460 pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_SELF_PROTECTED ||
1461 pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_P2P))
1462 goto xmitframe_coalesce_fail;
1463 /* before encrypt dump the management packet content */
1464 if (pattrib->encrypt > 0)
1465 memcpy(pattrib->dot118021x_UncstKey.skey, psta->dot118021x_UncstKey.skey, 16);
1466 /* bakeup original management packet */
1467 memcpy(tmp_buf, pframe, pattrib->pktlen);
1468 /* move to data portion */
1469 pframe += pattrib->hdrlen;
1470
1471 /* 802.11w unicast management packet must be _AES_ */
1472 pattrib->iv_len = 8;
1473 /* it's MIC of AES */
1474 pattrib->icv_len = 8;
1475
1476 switch (pattrib->encrypt) {
1477 case _AES_:
1478 /* set AES IV header */
1479 AES_IV(pattrib->iv, psta->dot11wtxpn, 0);
1480 break;
1481 default:
1482 goto xmitframe_coalesce_fail;
1483 }
1484 /* insert iv header into management frame */
1485 memcpy(pframe, pattrib->iv, pattrib->iv_len);
1486 pframe += pattrib->iv_len;
1487 /* copy mgmt data portion after CCMP header */
1488 memcpy(pframe, tmp_buf+pattrib->hdrlen, pattrib->pktlen-pattrib->hdrlen);
1489 /* move pframe to end of mgmt pkt */
1490 pframe += pattrib->pktlen-pattrib->hdrlen;
1491 /* add 8 bytes CCMP IV header to length */
1492 pattrib->pktlen += pattrib->iv_len;
1493 if ((pattrib->icv_len > 0) && (pattrib->bswenc)) {
1494 memcpy(pframe, pattrib->icv, pattrib->icv_len);
1495 pframe += pattrib->icv_len;
1496 }
1497 /* add 8 bytes MIC */
1498 pattrib->pktlen += pattrib->icv_len;
1499 /* set final tx command size */
1500 pattrib->last_txcmdsz = pattrib->pktlen;
1501
1502 /* set protected bit must be beofre SW encrypt */
1503 SetPrivacy(mem_start);
1504 /* software encrypt */
1505 xmitframe_swencrypt(padapter, pxmitframe);
1506 }
1507 }
1508
1509xmitframe_coalesce_success:
1510 spin_unlock_bh(&padapter->security_key_mutex);
1511 kfree(BIP_AAD);
1512 return _SUCCESS;
1513
1514xmitframe_coalesce_fail:
1515 spin_unlock_bh(&padapter->security_key_mutex);
1516 kfree(BIP_AAD);
1517 return _FAIL;
1518}
1519
1520/* Logical Link Control(LLC) SubNetwork Attachment Point(SNAP) header
1521 * IEEE LLC/SNAP header contains 8 octets
1522 * First 3 octets comprise the LLC portion
1523 * SNAP portion, 5 octets, is divided into two fields:
1524 *Organizationally Unique Identifier(OUI), 3 octets,
1525 *type, defined by that organization, 2 octets.
1526 */
1527s32 rtw_put_snap(u8 *data, u16 h_proto)
1528{
1529 struct ieee80211_snap_hdr *snap;
1530 u8 *oui;
1531
1532 snap = (struct ieee80211_snap_hdr *)data;
1533 snap->dsap = 0xaa;
1534 snap->ssap = 0xaa;
1535 snap->ctrl = 0x03;
1536
1537 if (h_proto == 0x8137 || h_proto == 0x80f3)
1538 oui = P802_1H_OUI;
1539 else
1540 oui = RFC1042_OUI;
1541
1542 snap->oui[0] = oui[0];
1543 snap->oui[1] = oui[1];
1544 snap->oui[2] = oui[2];
1545
1546 *(__be16 *)(data + SNAP_SIZE) = htons(h_proto);
1547
1548 return SNAP_SIZE + sizeof(u16);
1549}
1550
1551void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len)
1552{
1553
1554 uint protection;
1555 u8 *perp;
1556 sint erp_len;
1557 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1558 struct registry_priv *pregistrypriv = &padapter->registrypriv;
1559
1560 switch (pxmitpriv->vcs_setting) {
1561 case DISABLE_VCS:
1562 pxmitpriv->vcs = NONE_VCS;
1563 break;
1564
1565 case ENABLE_VCS:
1566 break;
1567
1568 case AUTO_VCS:
1569 default:
1570 perp = rtw_get_ie(ie, _ERPINFO_IE_, &erp_len, ie_len);
d8210b11 1571 if (!perp)
554c0a3a 1572 pxmitpriv->vcs = NONE_VCS;
cb9a242c 1573 else {
554c0a3a
HG		 1574 protection = (*(perp + 2)) & BIT(1);
1575 if (protection) {
1576 if (pregistrypriv->vcs_type == RTS_CTS)
1577 pxmitpriv->vcs = RTS_CTS;
1578 else
1579 pxmitpriv->vcs = CTS_TO_SELF;
1580 } else
1581 pxmitpriv->vcs = NONE_VCS;
1582 }
1583
1584 break;
1585
1586 }
1587}
1588
1589void rtw_count_tx_stats(struct adapter *padapter, struct xmit_frame *pxmitframe, int sz)
1590{
1591 struct sta_info *psta = NULL;
1592 struct stainfo_stats *pstats = NULL;
1593 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
1594 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1595 u8 pkt_num = 1;
1596
1597 if ((pxmitframe->frame_tag&0x0f) == DATA_FRAMETAG) {
1598 pkt_num = pxmitframe->agg_num;
1599
1600 pmlmepriv->LinkDetectInfo.NumTxOkInPeriod += pkt_num;
1601
1602 pxmitpriv->tx_pkts += pkt_num;
1603
1604 pxmitpriv->tx_bytes += sz;
1605
1606 psta = pxmitframe->attrib.psta;
1607 if (psta) {
1608 pstats = &psta->sta_stats;
1609
1610 pstats->tx_pkts += pkt_num;
1611
1612 pstats->tx_bytes += sz;
1613 }
1614 }
1615}
1616
1617static struct xmit_buf *__rtw_alloc_cmd_xmitbuf(struct xmit_priv *pxmitpriv,
1618 enum cmdbuf_type buf_type)
1619{
1620 struct xmit_buf *pxmitbuf = NULL;
1621
1622 pxmitbuf = &pxmitpriv->pcmd_xmitbuf[buf_type];
d8210b11 1623 if (pxmitbuf) {
554c0a3a
HG		 1624 pxmitbuf->priv_data = NULL;
1625
1626 pxmitbuf->len = 0;
1627 pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
1628 pxmitbuf->agg_num = 0;
1629 pxmitbuf->pg_num = 0;
1630
1631 if (pxmitbuf->sctx) {
1632 DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
1633 rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
1634 }
1635 } else
1636 DBG_871X("%s fail, no xmitbuf available !!!\n", __func__);
1637
1638 return pxmitbuf;
1639}
1640
1641struct xmit_frame *__rtw_alloc_cmdxmitframe(struct xmit_priv *pxmitpriv,
1642 enum cmdbuf_type buf_type)
1643{
1644 struct xmit_frame *pcmdframe;
1645 struct xmit_buf *pxmitbuf;
1646
1647 pcmdframe = rtw_alloc_xmitframe(pxmitpriv);
d8210b11 1648 if (!pcmdframe) {
554c0a3a
HG		 1649 DBG_871X("%s, alloc xmitframe fail\n", __func__);
1650 return NULL;
1651 }
1652
1653 pxmitbuf = __rtw_alloc_cmd_xmitbuf(pxmitpriv, buf_type);
d8210b11 1654 if (!pxmitbuf) {
554c0a3a
HG		 1655 DBG_871X("%s, alloc xmitbuf fail\n", __func__);
1656 rtw_free_xmitframe(pxmitpriv, pcmdframe);
1657 return NULL;
1658 }
1659
1660 pcmdframe->frame_tag = MGNT_FRAMETAG;
1661
1662 pcmdframe->pxmitbuf = pxmitbuf;
1663
1664 pcmdframe->buf_addr = pxmitbuf->pbuf;
1665
1666 pxmitbuf->priv_data = pcmdframe;
1667
1668 return pcmdframe;
1669
1670}
1671
1672struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv)
1673{
1674 _irqL irqL;
1675 struct xmit_buf *pxmitbuf = NULL;
1676 struct list_head *plist, *phead;
1677 struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
1678
1679 spin_lock_irqsave(&pfree_queue->lock, irqL);
1680
1681 if (list_empty(&pfree_queue->queue)) {
1682 pxmitbuf = NULL;
1683 } else {
1684
1685 phead = get_list_head(pfree_queue);
1686
1687 plist = get_next(phead);
1688
1689 pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
1690
1691 list_del_init(&(pxmitbuf->list));
1692 }
1693
d8210b11 1694 if (pxmitbuf) {
554c0a3a
HG		 1695 pxmitpriv->free_xmit_extbuf_cnt--;
1696 #ifdef DBG_XMIT_BUF_EXT
1697 DBG_871X("DBG_XMIT_BUF_EXT ALLOC no =%d, free_xmit_extbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmit_extbuf_cnt);
1698 #endif
1699
1700
1701 pxmitbuf->priv_data = NULL;
1702
1703 pxmitbuf->len = 0;
1704 pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
1705 pxmitbuf->agg_num = 1;
1706
1707 if (pxmitbuf->sctx) {
1708 DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
1709 rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
1710 }
1711
1712 }
1713
1714 spin_unlock_irqrestore(&pfree_queue->lock, irqL);
1715
1716 return pxmitbuf;
1717}
1718
1719s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
1720{
1721 _irqL irqL;
1722 struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
1723
d8210b11 1724 if (!pxmitbuf)
554c0a3a
HG		 1725 return _FAIL;
1726
1727 spin_lock_irqsave(&pfree_queue->lock, irqL);
1728
1729 list_del_init(&pxmitbuf->list);
1730
1731 list_add_tail(&(pxmitbuf->list), get_list_head(pfree_queue));
1732 pxmitpriv->free_xmit_extbuf_cnt++;
1733 #ifdef DBG_XMIT_BUF_EXT
1734 DBG_871X("DBG_XMIT_BUF_EXT FREE no =%d, free_xmit_extbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmit_extbuf_cnt);
1735 #endif
1736
1737 spin_unlock_irqrestore(&pfree_queue->lock, irqL);
1738
1739 return _SUCCESS;
1740}
1741
1742struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv)
1743{
1744 _irqL irqL;
1745 struct xmit_buf *pxmitbuf = NULL;
1746 struct list_head *plist, *phead;
1747 struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
1748
1749 /* DBG_871X("+rtw_alloc_xmitbuf\n"); */
1750
1751 spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
1752
1753 if (list_empty(&pfree_xmitbuf_queue->queue)) {
1754 pxmitbuf = NULL;
1755 } else {
1756
1757 phead = get_list_head(pfree_xmitbuf_queue);
1758
1759 plist = get_next(phead);
1760
1761 pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
1762
1763 list_del_init(&(pxmitbuf->list));
1764 }
1765
d8210b11 1766 if (pxmitbuf) {
554c0a3a
HG		 1767 pxmitpriv->free_xmitbuf_cnt--;
1768 #ifdef DBG_XMIT_BUF
1769 DBG_871X("DBG_XMIT_BUF ALLOC no =%d, free_xmitbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmitbuf_cnt);
1770 #endif
1771 /* DBG_871X("alloc, free_xmitbuf_cnt =%d\n", pxmitpriv->free_xmitbuf_cnt); */
1772
1773 pxmitbuf->priv_data = NULL;
1774
1775 pxmitbuf->len = 0;
1776 pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
1777 pxmitbuf->agg_num = 0;
1778 pxmitbuf->pg_num = 0;
1779
1780 if (pxmitbuf->sctx) {
1781 DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
1782 rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
1783 }
1784 }
1785 #ifdef DBG_XMIT_BUF
1786 else
1787 DBG_871X("DBG_XMIT_BUF rtw_alloc_xmitbuf return NULL\n");
1788 #endif
1789
1790 spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
1791
1792 return pxmitbuf;
1793}
1794
1795s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
1796{
1797 _irqL irqL;
1798 struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
1799
1800 /* DBG_871X("+rtw_free_xmitbuf\n"); */
1801
d8210b11 1802 if (!pxmitbuf)
554c0a3a
HG		 1803 return _FAIL;
1804
1805 if (pxmitbuf->sctx) {
1806 DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
1807 rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_FREE);
1808 }
1809
1810 if (pxmitbuf->buf_tag == XMITBUF_CMD) {
1811 } else if (pxmitbuf->buf_tag == XMITBUF_MGNT) {
1812 rtw_free_xmitbuf_ext(pxmitpriv, pxmitbuf);
cb9a242c 1813 } else {
554c0a3a
HG		 1814 spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
1815
1816 list_del_init(&pxmitbuf->list);
1817
1818 list_add_tail(&(pxmitbuf->list), get_list_head(pfree_xmitbuf_queue));
1819
1820 pxmitpriv->free_xmitbuf_cnt++;
1821 /* DBG_871X("FREE, free_xmitbuf_cnt =%d\n", pxmitpriv->free_xmitbuf_cnt); */
1822 #ifdef DBG_XMIT_BUF
1823 DBG_871X("DBG_XMIT_BUF FREE no =%d, free_xmitbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmitbuf_cnt);
1824 #endif
1825 spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
1826 }
1827 return _SUCCESS;
1828}
1829
1830static void rtw_init_xmitframe(struct xmit_frame *pxframe)
1831{
d8210b11 1832 if (pxframe) { /* default value setting */
554c0a3a
HG		 1833 pxframe->buf_addr = NULL;
1834 pxframe->pxmitbuf = NULL;
1835
1836 memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib));
1837 /* pxframe->attrib.psta = NULL; */
1838
1839 pxframe->frame_tag = DATA_FRAMETAG;
1840
1841 pxframe->pg_num = 1;
1842 pxframe->agg_num = 1;
1843 pxframe->ack_report = 0;
1844 }
1845}
1846
1847/*
1848Calling context:
18491. OS_TXENTRY
18502. RXENTRY (rx_thread or RX_ISR/RX_CallBack)
1851
1852If we turn on USE_RXTHREAD, then, no need for critical section.
1853Otherwise, we must use _enter/_exit critical to protect free_xmit_queue...
1854
1855Must be very very cautious...
1856
1857*/
1858struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv)/* _queue *pfree_xmit_queue) */
1859{
1860 /*
1861 Please remember to use all the osdep_service api,
1862 and lock/unlock or _enter/_exit critical to protect
1863 pfree_xmit_queue
1864 */
1865
1866 struct xmit_frame *pxframe = NULL;
1867 struct list_head *plist, *phead;
1868 struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue;
1869
1870 spin_lock_bh(&pfree_xmit_queue->lock);
1871
1872 if (list_empty(&pfree_xmit_queue->queue)) {
1873 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe:%d\n", pxmitpriv->free_xmitframe_cnt));
1874 pxframe = NULL;
1875 } else {
1876 phead = get_list_head(pfree_xmit_queue);
1877
1878 plist = get_next(phead);
1879
1880 pxframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
1881
1882 list_del_init(&(pxframe->list));
1883 pxmitpriv->free_xmitframe_cnt--;
1884 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe():free_xmitframe_cnt =%d\n", pxmitpriv->free_xmitframe_cnt));
1885 }
1886
1887 spin_unlock_bh(&pfree_xmit_queue->lock);
1888
1889 rtw_init_xmitframe(pxframe);
1890 return pxframe;
1891}
1892
1893struct xmit_frame *rtw_alloc_xmitframe_ext(struct xmit_priv *pxmitpriv)
1894{
1895 struct xmit_frame *pxframe = NULL;
1896 struct list_head *plist, *phead;
1897 struct __queue *queue = &pxmitpriv->free_xframe_ext_queue;
1898
1899 spin_lock_bh(&queue->lock);
1900
1901 if (list_empty(&queue->queue)) {
1902 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe_ext:%d\n", pxmitpriv->free_xframe_ext_cnt));
1903 pxframe = NULL;
1904 } else {
1905 phead = get_list_head(queue);
1906 plist = get_next(phead);
1907 pxframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
1908
1909 list_del_init(&(pxframe->list));
1910 pxmitpriv->free_xframe_ext_cnt--;
1911 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe_ext():free_xmitframe_cnt =%d\n", pxmitpriv->free_xframe_ext_cnt));
1912 }
1913
1914 spin_unlock_bh(&queue->lock);
1915
1916 rtw_init_xmitframe(pxframe);
1917
1918 return pxframe;
1919}
1920
1921struct xmit_frame *rtw_alloc_xmitframe_once(struct xmit_priv *pxmitpriv)
1922{
1923 struct xmit_frame *pxframe = NULL;
1924 u8 *alloc_addr;
1925
1926 alloc_addr = rtw_zmalloc(sizeof(struct xmit_frame) + 4);
1927
d8210b11 1928 if (!alloc_addr)
554c0a3a
HG		 1929 goto exit;
1930
1931 pxframe = (struct xmit_frame *)N_BYTE_ALIGMENT((SIZE_PTR)(alloc_addr), 4);
1932 pxframe->alloc_addr = alloc_addr;
1933
1934 pxframe->padapter = pxmitpriv->adapter;
1935 pxframe->frame_tag = NULL_FRAMETAG;
1936
1937 pxframe->pkt = NULL;
1938
1939 pxframe->buf_addr = NULL;
1940 pxframe->pxmitbuf = NULL;
1941
1942 rtw_init_xmitframe(pxframe);
1943
1944 DBG_871X("################## %s ##################\n", __func__);
1945
1946exit:
1947 return pxframe;
1948}
1949
1950s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe)
1951{
1952 struct __queue *queue = NULL;
1953 struct adapter *padapter = pxmitpriv->adapter;
1954 _pkt *pndis_pkt = NULL;
1955
d8210b11 1956 if (!pxmitframe) {
554c0a3a
HG		 1957 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("======rtw_free_xmitframe():pxmitframe == NULL!!!!!!!!!!\n"));
1958 goto exit;
1959 }
1960
1961 if (pxmitframe->pkt) {
1962 pndis_pkt = pxmitframe->pkt;
1963 pxmitframe->pkt = NULL;
1964 }
1965
1966 if (pxmitframe->alloc_addr) {
1967 DBG_871X("################## %s with alloc_addr ##################\n", __func__);
1968 kfree(pxmitframe->alloc_addr);
1969 goto check_pkt_complete;
1970 }
1971
1972 if (pxmitframe->ext_tag == 0)
1973 queue = &pxmitpriv->free_xmit_queue;
1974 else if (pxmitframe->ext_tag == 1)
1975 queue = &pxmitpriv->free_xframe_ext_queue;
1976 else {
1977
1978 }
1979
1980 spin_lock_bh(&queue->lock);
1981
1982 list_del_init(&pxmitframe->list);
1983 list_add_tail(&pxmitframe->list, get_list_head(queue));
1984 if (pxmitframe->ext_tag == 0) {
1985 pxmitpriv->free_xmitframe_cnt++;
1986 RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe():free_xmitframe_cnt =%d\n", pxmitpriv->free_xmitframe_cnt));
1987 } else if (pxmitframe->ext_tag == 1) {
1988 pxmitpriv->free_xframe_ext_cnt++;
1989 RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe():free_xframe_ext_cnt =%d\n", pxmitpriv->free_xframe_ext_cnt));
1990 } else {
1991 }
1992
1993 spin_unlock_bh(&queue->lock);
1994
1995check_pkt_complete:
1996
1997 if (pndis_pkt)
1998 rtw_os_pkt_complete(padapter, pndis_pkt);
1999
2000exit:
2001 return _SUCCESS;
2002}
2003
2004void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue)
2005{
2006 struct list_head *plist, *phead;
2007 struct xmit_frame *pxmitframe;
2008
2009 spin_lock_bh(&(pframequeue->lock));
2010
2011 phead = get_list_head(pframequeue);
2012 plist = get_next(phead);
2013
2014 while (phead != plist) {
2015
2016 pxmitframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
2017
2018 plist = get_next(plist);
2019
2020 rtw_free_xmitframe(pxmitpriv, pxmitframe);
2021
2022 }
2023 spin_unlock_bh(&(pframequeue->lock));
2024}
2025
2026s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe)
2027{
2028 DBG_COUNTER(padapter->tx_logs.core_tx_enqueue);
2029 if (rtw_xmit_classifier(padapter, pxmitframe) == _FAIL) {
2030 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
2031 ("rtw_xmitframe_enqueue: drop xmit pkt for classifier fail\n"));
2032/* pxmitframe->pkt = NULL; */
2033 return _FAIL;
2034 }
2035
2036 return _SUCCESS;
2037}
2038
2039struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, struct sta_info *psta, sint up, u8 *ac)
2040{
2041 struct tx_servq *ptxservq = NULL;
2042
2043 switch (up) {
2044 case 1:
2045 case 2:
2046 ptxservq = &(psta->sta_xmitpriv.bk_q);
2047 *(ac) = 3;
2048 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BK\n"));
2049 break;
2050
2051 case 4:
2052 case 5:
2053 ptxservq = &(psta->sta_xmitpriv.vi_q);
2054 *(ac) = 1;
2055 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VI\n"));
2056 break;
2057
2058 case 6:
2059 case 7:
2060 ptxservq = &(psta->sta_xmitpriv.vo_q);
2061 *(ac) = 0;
2062 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VO\n"));
2063 break;
2064
2065 case 0:
2066 case 3:
2067 default:
2068 ptxservq = &(psta->sta_xmitpriv.be_q);
2069 *(ac) = 2;
2070 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BE\n"));
2071 break;
2072
2073 }
2074
2075 return ptxservq;
2076}
2077
2078/*
2079 * Will enqueue pxmitframe to the proper queue,
2080 * and indicate it to xx_pending list.....
2081 */
2082s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe)
2083{
2084 /* _irqL irqL0; */
2085 u8 ac_index;
2086 struct sta_info *psta;
2087 struct tx_servq *ptxservq;
2088 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2089 struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits;
2090 sint res = _SUCCESS;
2091
2092 DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class);
2093
2094/*
2095 if (pattrib->psta) {
2096 psta = pattrib->psta;
2097 } else {
2098 DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
2099 psta = rtw_get_stainfo(pstapriv, pattrib->ra);
2100 }
2101*/
2102
2103 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
2104 if (pattrib->psta != psta) {
2105 DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class_err_sta);
2106 DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
2107 return _FAIL;
2108 }
2109
d8210b11 2110 if (!psta) {
554c0a3a
HG		 2111 DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class_err_nosta);
2112 res = _FAIL;
2113 DBG_8192C("rtw_xmit_classifier: psta == NULL\n");
2114 RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmit_classifier: psta == NULL\n"));
2115 goto exit;
2116 }
2117
2118 if (!(psta->state & _FW_LINKED)) {
2119 DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class_err_fwlink);
2120 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
2121 return _FAIL;
2122 }
2123
2124 ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index));
2125
2126 /* spin_lock_irqsave(&pstapending->lock, irqL0); */
2127
2128 if (list_empty(&ptxservq->tx_pending)) {
2129 list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue));
2130 }
2131
2132 /* spin_lock_irqsave(&ptxservq->sta_pending.lock, irqL1); */
2133
2134 list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending));
2135 ptxservq->qcnt++;
2136 phwxmits[ac_index].accnt++;
2137
2138 /* spin_unlock_irqrestore(&ptxservq->sta_pending.lock, irqL1); */
2139
2140 /* spin_unlock_irqrestore(&pstapending->lock, irqL0); */
2141
2142exit:
2143
2144 return res;
2145}
2146
7671ce0d 2147s32 rtw_alloc_hwxmits(struct adapter *padapter)
554c0a3a
HG		 2148{
2149 struct hw_xmit *hwxmits;
2150 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2151
2152 pxmitpriv->hwxmit_entry = HWXMIT_ENTRY;
2153
2154 pxmitpriv->hwxmits = NULL;
2155
2ef2b7c2 2156 pxmitpriv->hwxmits = rtw_zmalloc(sizeof(struct hw_xmit) * pxmitpriv->hwxmit_entry);
554c0a3a 2157
7671ce0d
AP		 2158 if (!pxmitpriv->hwxmits)
2159 return _FAIL;
554c0a3a
HG		 2160
2161 hwxmits = pxmitpriv->hwxmits;
2162
2163 if (pxmitpriv->hwxmit_entry == 5) {
2164 /* pxmitpriv->bmc_txqueue.head = 0; */
2165 /* hwxmits[0] .phwtxqueue = &pxmitpriv->bmc_txqueue; */
2166 hwxmits[0] .sta_queue = &pxmitpriv->bm_pending;
2167
2168 /* pxmitpriv->vo_txqueue.head = 0; */
2169 /* hwxmits[1] .phwtxqueue = &pxmitpriv->vo_txqueue; */
2170 hwxmits[1] .sta_queue = &pxmitpriv->vo_pending;
2171
2172 /* pxmitpriv->vi_txqueue.head = 0; */
2173 /* hwxmits[2] .phwtxqueue = &pxmitpriv->vi_txqueue; */
2174 hwxmits[2] .sta_queue = &pxmitpriv->vi_pending;
2175
2176 /* pxmitpriv->bk_txqueue.head = 0; */
2177 /* hwxmits[3] .phwtxqueue = &pxmitpriv->bk_txqueue; */
2178 hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
2179
2180 /* pxmitpriv->be_txqueue.head = 0; */
2181 /* hwxmits[4] .phwtxqueue = &pxmitpriv->be_txqueue; */
2182 hwxmits[4] .sta_queue = &pxmitpriv->be_pending;
2183
2184 } else if (pxmitpriv->hwxmit_entry == 4) {
2185
2186 /* pxmitpriv->vo_txqueue.head = 0; */
2187 /* hwxmits[0] .phwtxqueue = &pxmitpriv->vo_txqueue; */
2188 hwxmits[0] .sta_queue = &pxmitpriv->vo_pending;
2189
2190 /* pxmitpriv->vi_txqueue.head = 0; */
2191 /* hwxmits[1] .phwtxqueue = &pxmitpriv->vi_txqueue; */
2192 hwxmits[1] .sta_queue = &pxmitpriv->vi_pending;
2193
2194 /* pxmitpriv->be_txqueue.head = 0; */
2195 /* hwxmits[2] .phwtxqueue = &pxmitpriv->be_txqueue; */
2196 hwxmits[2] .sta_queue = &pxmitpriv->be_pending;
2197
2198 /* pxmitpriv->bk_txqueue.head = 0; */
2199 /* hwxmits[3] .phwtxqueue = &pxmitpriv->bk_txqueue; */
2200 hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
2201 } else {
2202
2203 }
2204
7671ce0d 2205 return _SUCCESS;
554c0a3a
HG		 2206}
2207
2208void rtw_free_hwxmits(struct adapter *padapter)
2209{
2210 struct hw_xmit *hwxmits;
2211 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2212
2213 hwxmits = pxmitpriv->hwxmits;
2214 if (hwxmits)
2dac96b3 2215 kfree(hwxmits);
554c0a3a
HG		 2216}
2217
2218void rtw_init_hwxmits(struct hw_xmit *phwxmit, sint entry)
2219{
2220 sint i;
2221
2222 for (i = 0; i < entry; i++, phwxmit++) {
2223 /* spin_lock_init(&phwxmit->xmit_lock); */
2224 /* INIT_LIST_HEAD(&phwxmit->pending); */
2225 /* phwxmit->txcmdcnt = 0; */
2226 phwxmit->accnt = 0;
2227 }
2228}
2229
2230u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe)
2231{
2232 u32 addr;
2233 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2234
2235 switch (pattrib->qsel) {
2236 case 0:
2237 case 3:
2238 addr = BE_QUEUE_INX;
2239 break;
2240 case 1:
2241 case 2:
2242 addr = BK_QUEUE_INX;
2243 break;
2244 case 4:
2245 case 5:
2246 addr = VI_QUEUE_INX;
2247 break;
2248 case 6:
2249 case 7:
2250 addr = VO_QUEUE_INX;
2251 break;
2252 case 0x10:
2253 addr = BCN_QUEUE_INX;
2254 break;
2255 case 0x11:/* BC/MC in PS (HIQ) */
2256 addr = HIGH_QUEUE_INX;
2257 break;
2258 case 0x12:
2259 default:
2260 addr = MGT_QUEUE_INX;
2261 break;
2262
2263 }
2264
2265 return addr;
2266
2267}
2268
2269static void do_queue_select(struct adapter *padapter, struct pkt_attrib *pattrib)
2270{
2271 u8 qsel;
2272
2273 qsel = pattrib->priority;
2274 RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("### do_queue_select priority =%d , qsel = %d\n", pattrib->priority, qsel));
2275
2276 pattrib->qsel = qsel;
2277}
2278
2279/*
2280 * The main transmit(tx) entry
2281 *
2282 * Return
2283 *1 enqueue
2284 *0 success, hardware will handle this xmit frame(packet)
2285 *<0 fail
2286 */
2287s32 rtw_xmit(struct adapter *padapter, _pkt **ppkt)
2288{
40d4aa0f
SP		 2289 static unsigned long start;
2290 static u32 drop_cnt;
554c0a3a
HG		 2291
2292 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2293 struct xmit_frame *pxmitframe = NULL;
2294
2295 s32 res;
2296
2297 DBG_COUNTER(padapter->tx_logs.core_tx);
2298
2299 if (start == 0)
2300 start = jiffies;
2301
2302 pxmitframe = rtw_alloc_xmitframe(pxmitpriv);
2303
2304 if (jiffies_to_msecs(jiffies - start) > 2000) {
2305 if (drop_cnt)
2306 DBG_871X("DBG_TX_DROP_FRAME %s no more pxmitframe, drop_cnt:%u\n", __func__, drop_cnt);
2307 start = jiffies;
2308 drop_cnt = 0;
2309 }
2310
d8210b11 2311 if (!pxmitframe) {
554c0a3a
HG		 2312 drop_cnt++;
2313 RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: no more pxmitframe\n"));
2314 DBG_COUNTER(padapter->tx_logs.core_tx_err_pxmitframe);
2315 return -1;
2316 }
2317
2318 res = update_attrib(padapter, *ppkt, &pxmitframe->attrib);
2319
2320 if (res == _FAIL) {
2321 RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: update attrib fail\n"));
2322 #ifdef DBG_TX_DROP_FRAME
2323 DBG_871X("DBG_TX_DROP_FRAME %s update attrib fail\n", __func__);
2324 #endif
2325 rtw_free_xmitframe(pxmitpriv, pxmitframe);
2326 return -1;
2327 }
2328 pxmitframe->pkt = *ppkt;
2329
2330 do_queue_select(padapter, &pxmitframe->attrib);
2331
2332 spin_lock_bh(&pxmitpriv->lock);
2333 if (xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe) == true) {
2334 spin_unlock_bh(&pxmitpriv->lock);
2335 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue);
2336 return 1;
2337 }
2338 spin_unlock_bh(&pxmitpriv->lock);
2339
2340 /* pre_xmitframe */
2341 if (rtw_hal_xmit(padapter, pxmitframe) == false)
2342 return 1;
2343
2344 return 0;
2345}
2346
2347#define RTW_HIQ_FILTER_ALLOW_ALL 0
2348#define RTW_HIQ_FILTER_ALLOW_SPECIAL 1
2349#define RTW_HIQ_FILTER_DENY_ALL 2
2350
2351inline bool xmitframe_hiq_filter(struct xmit_frame *xmitframe)
2352{
2353 bool allow = false;
2354 struct adapter *adapter = xmitframe->padapter;
2355 struct registry_priv *registry = &adapter->registrypriv;
2356
2357 if (registry->hiq_filter == RTW_HIQ_FILTER_ALLOW_SPECIAL) {
2358
2359 struct pkt_attrib *attrib = &xmitframe->attrib;
2360
2361 if (attrib->ether_type == 0x0806
2362 || attrib->ether_type == 0x888e
2363 || attrib->dhcp_pkt
2364 ) {
2365 DBG_871X(FUNC_ADPT_FMT" ether_type:0x%04x%s\n", FUNC_ADPT_ARG(xmitframe->padapter)
2366 , attrib->ether_type, attrib->dhcp_pkt?" DHCP":"");
2367 allow = true;
2368 }
2369 } else if (registry->hiq_filter == RTW_HIQ_FILTER_ALLOW_ALL)
2370 allow = true;
2371 else if (registry->hiq_filter == RTW_HIQ_FILTER_DENY_ALL) {
2372 } else
2373 rtw_warn_on(1);
2374
2375 return allow;
2376}
2377
2378sint xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe)
2379{
2380 sint ret = false;
2381 struct sta_info *psta = NULL;
2382 struct sta_priv *pstapriv = &padapter->stapriv;
2383 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2384 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2385 sint bmcst = IS_MCAST(pattrib->ra);
2386 bool update_tim = false;
2387
2388 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == false) {
2389 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_fwstate);
59c64a78 2390 return ret;
554c0a3a
HG		 2391 }
2392/*
2393 if (pattrib->psta)
2394 {
2395 psta = pattrib->psta;
2396 }
2397 else
2398 {
2399 DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
2400 psta =rtw_get_stainfo(pstapriv, pattrib->ra);
2401 }
2402*/
2403 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
2404 if (pattrib->psta != psta) {
2405 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_sta);
2406 DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
2407 return false;
2408 }
2409
d8210b11 2410 if (!psta) {
554c0a3a
HG		 2411 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_nosta);
2412 DBG_871X("%s, psta ==NUL\n", __func__);
2413 return false;
2414 }
2415
2416 if (!(psta->state & _FW_LINKED)) {
2417 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_link);
2418 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
2419 return false;
2420 }
2421
2422 if (pattrib->triggered == 1) {
2423 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_trigger);
2424 /* DBG_871X("directly xmit pspoll_triggered packet\n"); */
2425
2426 /* pattrib->triggered = 0; */
63a9c3ed 2427 if (bmcst && xmitframe_hiq_filter(pxmitframe))
554c0a3a
HG		 2428 pattrib->qsel = 0x11;/* HIQ */
2429
2430 return ret;
2431 }
2432
2433
2434 if (bmcst) {
2435 spin_lock_bh(&psta->sleep_q.lock);
2436
2437 if (pstapriv->sta_dz_bitmap) { /* if anyone sta is in ps mode */
2438 /* pattrib->qsel = 0x11;HIQ */
2439
2440 list_del_init(&pxmitframe->list);
2441
2442 /* spin_lock_bh(&psta->sleep_q.lock); */
2443
2444 list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q));
2445
2446 psta->sleepq_len++;
2447
2448 if (!(pstapriv->tim_bitmap & BIT(0)))
2449 update_tim = true;
2450
2451 pstapriv->tim_bitmap |= BIT(0);/* */
2452 pstapriv->sta_dz_bitmap |= BIT(0);
2453
2454 /* DBG_871X("enqueue, sq_len =%d, tim =%x\n", psta->sleepq_len, pstapriv->tim_bitmap); */
2455
63a9c3ed 2456 if (update_tim) {
554c0a3a
HG		 2457 update_beacon(padapter, _TIM_IE_, NULL, true);
2458 } else {
2459 chk_bmc_sleepq_cmd(padapter);
2460 }
2461
2462 /* spin_unlock_bh(&psta->sleep_q.lock); */
2463
2464 ret = true;
2465
2466 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_mcast);
2467
2468 }
2469
2470 spin_unlock_bh(&psta->sleep_q.lock);
2471
2472 return ret;
2473
2474 }
2475
2476
2477 spin_lock_bh(&psta->sleep_q.lock);
2478
2479 if (psta->state&WIFI_SLEEP_STATE) {
2480 u8 wmmps_ac = 0;
2481
2482 if (pstapriv->sta_dz_bitmap & BIT(psta->aid)) {
2483 list_del_init(&pxmitframe->list);
2484
2485 /* spin_lock_bh(&psta->sleep_q.lock); */
2486
2487 list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q));
2488
2489 psta->sleepq_len++;
2490
2491 switch (pattrib->priority) {
2492 case 1:
2493 case 2:
2494 wmmps_ac = psta->uapsd_bk&BIT(0);
2495 break;
2496 case 4:
2497 case 5:
2498 wmmps_ac = psta->uapsd_vi&BIT(0);
2499 break;
2500 case 6:
2501 case 7:
2502 wmmps_ac = psta->uapsd_vo&BIT(0);
2503 break;
2504 case 0:
2505 case 3:
2506 default:
2507 wmmps_ac = psta->uapsd_be&BIT(0);
2508 break;
2509 }
2510
2511 if (wmmps_ac)
2512 psta->sleepq_ac_len++;
2513
2514 if (((psta->has_legacy_ac) && (!wmmps_ac)) || ((!psta->has_legacy_ac) && (wmmps_ac))) {
2515 if (!(pstapriv->tim_bitmap & BIT(psta->aid)))
2516 update_tim = true;
2517
2518 pstapriv->tim_bitmap |= BIT(psta->aid);
2519
2520 /* DBG_871X("enqueue, sq_len =%d, tim =%x\n", psta->sleepq_len, pstapriv->tim_bitmap); */
2521
63a9c3ed 2522 if (update_tim)
554c0a3a
HG		 2523 /* DBG_871X("sleepq_len == 1, update BCNTIM\n"); */
2524 /* upate BCN for TIM IE */
2525 update_beacon(padapter, _TIM_IE_, NULL, true);
2526 }
2527
2528 /* spin_unlock_bh(&psta->sleep_q.lock); */
2529
2530 /* if (psta->sleepq_len > (NR_XMITFRAME>>3)) */
2531 /* */
2532 /* wakeup_sta_to_xmit(padapter, psta); */
2533 /* */
2534
2535 ret = true;
2536
2537 DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_ucast);
2538 }
2539
2540 }
2541
2542 spin_unlock_bh(&psta->sleep_q.lock);
2543
2544 return ret;
2545
2546}
2547
2548static void dequeue_xmitframes_to_sleeping_queue(struct adapter *padapter, struct sta_info *psta, struct __queue *pframequeue)
2549{
2550 sint ret;
2551 struct list_head *plist, *phead;
2552 u8 ac_index;
2553 struct tx_servq *ptxservq;
2554 struct pkt_attrib *pattrib;
2555 struct xmit_frame *pxmitframe;
2556 struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits;
2557
2558 phead = get_list_head(pframequeue);
2559 plist = get_next(phead);
2560
2561 while (phead != plist) {
2562 pxmitframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
2563
2564 plist = get_next(plist);
2565
2566 pattrib = &pxmitframe->attrib;
2567
2568 pattrib->triggered = 0;
2569
2570 ret = xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe);
2571
2572 if (true == ret) {
2573 ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index));
2574
2575 ptxservq->qcnt--;
2576 phwxmits[ac_index].accnt--;
2577 } else {
2578 /* DBG_871X("xmitframe_enqueue_for_sleeping_sta return false\n"); */
2579 }
2580
2581 }
2582
2583}
2584
2585void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta)
2586{
2587 struct sta_info *psta_bmc;
2588 struct sta_xmit_priv *pstaxmitpriv;
2589 struct sta_priv *pstapriv = &padapter->stapriv;
2590 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2591
2592 pstaxmitpriv = &psta->sta_xmitpriv;
2593
2594 /* for BC/MC Frames */
2595 psta_bmc = rtw_get_bcmc_stainfo(padapter);
2596
2597
2598 spin_lock_bh(&pxmitpriv->lock);
2599
2600 psta->state |= WIFI_SLEEP_STATE;
2601
2602 pstapriv->sta_dz_bitmap |= BIT(psta->aid);
2603
2604
2605
2606 dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vo_q.sta_pending);
2607 list_del_init(&(pstaxmitpriv->vo_q.tx_pending));
2608
2609
2610 dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vi_q.sta_pending);
2611 list_del_init(&(pstaxmitpriv->vi_q.tx_pending));
2612
2613
2614 dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->be_q.sta_pending);
2615 list_del_init(&(pstaxmitpriv->be_q.tx_pending));
2616
2617
2618 dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->bk_q.sta_pending);
2619 list_del_init(&(pstaxmitpriv->bk_q.tx_pending));
2620
2621 /* for BC/MC Frames */
2622 pstaxmitpriv = &psta_bmc->sta_xmitpriv;
2623 dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc, &pstaxmitpriv->be_q.sta_pending);
2624 list_del_init(&(pstaxmitpriv->be_q.tx_pending));
2625
2626 spin_unlock_bh(&pxmitpriv->lock);
2627}
2628
2629void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta)
2630{
2631 u8 update_mask = 0, wmmps_ac = 0;
2632 struct sta_info *psta_bmc;
2633 struct list_head *xmitframe_plist, *xmitframe_phead;
2634 struct xmit_frame *pxmitframe = NULL;
2635 struct sta_priv *pstapriv = &padapter->stapriv;
2636 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2637
2638 psta_bmc = rtw_get_bcmc_stainfo(padapter);
2639
2640
2641 /* spin_lock_bh(&psta->sleep_q.lock); */
2642 spin_lock_bh(&pxmitpriv->lock);
2643
2644 xmitframe_phead = get_list_head(&psta->sleep_q);
2645 xmitframe_plist = get_next(xmitframe_phead);
2646
2647 while (xmitframe_phead != xmitframe_plist) {
2648 pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
2649
2650 xmitframe_plist = get_next(xmitframe_plist);
2651
2652 list_del_init(&pxmitframe->list);
2653
2654 switch (pxmitframe->attrib.priority) {
2655 case 1:
2656 case 2:
2657 wmmps_ac = psta->uapsd_bk&BIT(1);
2658 break;
2659 case 4:
2660 case 5:
2661 wmmps_ac = psta->uapsd_vi&BIT(1);
2662 break;
2663 case 6:
2664 case 7:
2665 wmmps_ac = psta->uapsd_vo&BIT(1);
2666 break;
2667 case 0:
2668 case 3:
2669 default:
2670 wmmps_ac = psta->uapsd_be&BIT(1);
2671 break;
2672 }
2673
2674 psta->sleepq_len--;
2675 if (psta->sleepq_len > 0)
2676 pxmitframe->attrib.mdata = 1;
2677 else
2678 pxmitframe->attrib.mdata = 0;
2679
2680 if (wmmps_ac) {
2681 psta->sleepq_ac_len--;
2682 if (psta->sleepq_ac_len > 0) {
2683 pxmitframe->attrib.mdata = 1;
2684 pxmitframe->attrib.eosp = 0;
cb9a242c 2685 } else {
554c0a3a
HG		 2686 pxmitframe->attrib.mdata = 0;
2687 pxmitframe->attrib.eosp = 1;
2688 }
2689 }
2690
2691 pxmitframe->attrib.triggered = 1;
2692
554c0a3a
HG		 2693 rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
2694
2695
2696 }
2697
2698 if (psta->sleepq_len == 0) {
2699 if (pstapriv->tim_bitmap & BIT(psta->aid)) {
2700 /* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
2701 /* upate BCN for TIM IE */
2702 /* update_BCNTIM(padapter); */
2703 update_mask = BIT(0);
2704 }
2705
2706 pstapriv->tim_bitmap &= ~BIT(psta->aid);
2707
2708 if (psta->state&WIFI_SLEEP_STATE)
2709 psta->state ^= WIFI_SLEEP_STATE;
2710
2711 if (psta->state & WIFI_STA_ALIVE_CHK_STATE) {
2712 DBG_871X("%s alive check\n", __func__);
2713 psta->expire_to = pstapriv->expire_to;
2714 psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
2715 }
2716
2717 pstapriv->sta_dz_bitmap &= ~BIT(psta->aid);
2718 }
2719
2720 /* for BC/MC Frames */
2721 if (!psta_bmc)
2722 goto _exit;
2723
2724 if ((pstapriv->sta_dz_bitmap&0xfffe) == 0x0) { /* no any sta in ps mode */
2725 xmitframe_phead = get_list_head(&psta_bmc->sleep_q);
2726 xmitframe_plist = get_next(xmitframe_phead);
2727
2728 while (xmitframe_phead != xmitframe_plist) {
2729 pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
2730
2731 xmitframe_plist = get_next(xmitframe_plist);
2732
2733 list_del_init(&pxmitframe->list);
2734
2735 psta_bmc->sleepq_len--;
2736 if (psta_bmc->sleepq_len > 0)
2737 pxmitframe->attrib.mdata = 1;
2738 else
2739 pxmitframe->attrib.mdata = 0;
2740
2741
2742 pxmitframe->attrib.triggered = 1;
2743/*
2744 spin_unlock_bh(&psta_bmc->sleep_q.lock);
2745 if (rtw_hal_xmit(padapter, pxmitframe) == true)
2746 {
2747 rtw_os_xmit_complete(padapter, pxmitframe);
2748 }
2749 spin_lock_bh(&psta_bmc->sleep_q.lock);
2750
2751*/
2752 rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
2753
2754 }
2755
2756 if (psta_bmc->sleepq_len == 0) {
2757 if (pstapriv->tim_bitmap & BIT(0)) {
2758 /* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
2759 /* upate BCN for TIM IE */
2760 /* update_BCNTIM(padapter); */
2761 update_mask |= BIT(1);
2762 }
2763 pstapriv->tim_bitmap &= ~BIT(0);
2764 pstapriv->sta_dz_bitmap &= ~BIT(0);
2765 }
2766
2767 }
2768
2769_exit:
2770
2771 /* spin_unlock_bh(&psta_bmc->sleep_q.lock); */
2772 spin_unlock_bh(&pxmitpriv->lock);
2773
2774 if (update_mask)
2775 /* update_BCNTIM(padapter); */
2776 /* printk("%s => call update_beacon\n", __func__); */
2777 update_beacon(padapter, _TIM_IE_, NULL, true);
2778
2779}
2780
2781void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta)
2782{
2783 u8 wmmps_ac = 0;
2784 struct list_head *xmitframe_plist, *xmitframe_phead;
2785 struct xmit_frame *pxmitframe = NULL;
2786 struct sta_priv *pstapriv = &padapter->stapriv;
2787 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
2788
2789
2790 /* spin_lock_bh(&psta->sleep_q.lock); */
2791 spin_lock_bh(&pxmitpriv->lock);
2792
2793 xmitframe_phead = get_list_head(&psta->sleep_q);
2794 xmitframe_plist = get_next(xmitframe_phead);
2795
2796 while (xmitframe_phead != xmitframe_plist) {
2797 pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
2798
2799 xmitframe_plist = get_next(xmitframe_plist);
2800
2801 switch (pxmitframe->attrib.priority) {
2802 case 1:
2803 case 2:
2804 wmmps_ac = psta->uapsd_bk&BIT(1);
2805 break;
2806 case 4:
2807 case 5:
2808 wmmps_ac = psta->uapsd_vi&BIT(1);
2809 break;
2810 case 6:
2811 case 7:
2812 wmmps_ac = psta->uapsd_vo&BIT(1);
2813 break;
2814 case 0:
2815 case 3:
2816 default:
2817 wmmps_ac = psta->uapsd_be&BIT(1);
2818 break;
2819 }
2820
2821 if (!wmmps_ac)
2822 continue;
2823
2824 list_del_init(&pxmitframe->list);
2825
2826 psta->sleepq_len--;
2827 psta->sleepq_ac_len--;
2828
2829 if (psta->sleepq_ac_len > 0) {
2830 pxmitframe->attrib.mdata = 1;
2831 pxmitframe->attrib.eosp = 0;
cb9a242c 2832 } else {
554c0a3a
HG		 2833 pxmitframe->attrib.mdata = 0;
2834 pxmitframe->attrib.eosp = 1;
2835 }
2836
2837 pxmitframe->attrib.triggered = 1;
2838 rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
2839
2840 if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) && (wmmps_ac)) {
2841 pstapriv->tim_bitmap &= ~BIT(psta->aid);
2842
2843 /* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
2844 /* upate BCN for TIM IE */
2845 /* update_BCNTIM(padapter); */
2846 update_beacon(padapter, _TIM_IE_, NULL, true);
2847 /* update_mask = BIT(0); */
2848 }
2849
2850 }
2851
2852 /* spin_unlock_bh(&psta->sleep_q.lock); */
2853 spin_unlock_bh(&pxmitpriv->lock);
554c0a3a
HG		 2854}
2855
2856void enqueue_pending_xmitbuf(
2857 struct xmit_priv *pxmitpriv,
2858 struct xmit_buf *pxmitbuf)
2859{
2860 struct __queue *pqueue;
2861 struct adapter *pri_adapter = pxmitpriv->adapter;
2862
2863 pqueue = &pxmitpriv->pending_xmitbuf_queue;
2864
2865 spin_lock_bh(&pqueue->lock);
2866 list_del_init(&pxmitbuf->list);
2867 list_add_tail(&pxmitbuf->list, get_list_head(pqueue));
2868 spin_unlock_bh(&pqueue->lock);
2869
09a8ea34 2870 complete(&(pri_adapter->xmitpriv.xmit_comp));
554c0a3a
HG		 2871}
2872
2873void enqueue_pending_xmitbuf_to_head(
2874 struct xmit_priv *pxmitpriv,
2875 struct xmit_buf *pxmitbuf)
2876{
2877 struct __queue *pqueue;
2878
2879 pqueue = &pxmitpriv->pending_xmitbuf_queue;
2880
2881 spin_lock_bh(&pqueue->lock);
2882 list_del_init(&pxmitbuf->list);
2883 list_add(&pxmitbuf->list, get_list_head(pqueue));
2884 spin_unlock_bh(&pqueue->lock);
2885}
2886
2887struct xmit_buf *dequeue_pending_xmitbuf(
2888 struct xmit_priv *pxmitpriv)
2889{
2890 struct xmit_buf *pxmitbuf;
2891 struct __queue *pqueue;
2892
2893
2894 pxmitbuf = NULL;
2895 pqueue = &pxmitpriv->pending_xmitbuf_queue;
2896
2897 spin_lock_bh(&pqueue->lock);
2898
2899 if (!list_empty(&pqueue->queue)) {
2900 struct list_head *plist, *phead;
2901
2902 phead = get_list_head(pqueue);
2903 plist = get_next(phead);
2904 pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
2905 list_del_init(&pxmitbuf->list);
2906 }
2907
2908 spin_unlock_bh(&pqueue->lock);
2909
2910 return pxmitbuf;
2911}
2912
2913struct xmit_buf *dequeue_pending_xmitbuf_under_survey(
2914 struct xmit_priv *pxmitpriv)
2915{
2916 struct xmit_buf *pxmitbuf;
2917 struct __queue *pqueue;
2918
2919
2920 pxmitbuf = NULL;
2921 pqueue = &pxmitpriv->pending_xmitbuf_queue;
2922
2923 spin_lock_bh(&pqueue->lock);
2924
2925 if (!list_empty(&pqueue->queue)) {
2926 struct list_head *plist, *phead;
2927 u8 type;
2928
2929 phead = get_list_head(pqueue);
2930 plist = phead;
2931 do {
2932 plist = get_next(plist);
2933 if (plist == phead)
2934 break;
2935
2936 pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
2937
2938 type = GetFrameSubType(pxmitbuf->pbuf + TXDESC_OFFSET);
2939
2940 if ((type == WIFI_PROBEREQ) ||
2941 (type == WIFI_DATA_NULL) ||
2942 (type == WIFI_QOS_DATA_NULL)) {
2943 list_del_init(&pxmitbuf->list);
2944 break;
2945 }
2946 pxmitbuf = NULL;
2947 } while (1);
2948 }
2949
2950 spin_unlock_bh(&pqueue->lock);
2951
2952 return pxmitbuf;
2953}
2954
2955sint check_pending_xmitbuf(
2956 struct xmit_priv *pxmitpriv)
2957{
2958 struct __queue *pqueue;
2959 sint ret = false;
2960
2961 pqueue = &pxmitpriv->pending_xmitbuf_queue;
2962
2963 spin_lock_bh(&pqueue->lock);
2964
2965 if (!list_empty(&pqueue->queue))
2966 ret = true;
2967
2968 spin_unlock_bh(&pqueue->lock);
2969
2970 return ret;
2971}
2972
2973int rtw_xmit_thread(void *context)
2974{
2975 s32 err;
2976 struct adapter *padapter;
2977
2978
2979 err = _SUCCESS;
529d87b4 2980 padapter = context;
554c0a3a
HG		 2981
2982 thread_enter("RTW_XMIT_THREAD");
2983
2984 do {
2985 err = rtw_hal_xmit_thread_handler(padapter);
2986 flush_signals_thread();
3dbcdf18 2987 } while (err == _SUCCESS);
554c0a3a 2988
09a8ea34 2989 complete(&padapter->xmitpriv.terminate_xmitthread_comp);
554c0a3a
HG		 2990
2991 thread_exit();
2992}
2993
2994void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms)
2995{
2996 sctx->timeout_ms = timeout_ms;
2997 sctx->submit_time = jiffies;
2998 init_completion(&sctx->done);
2999 sctx->status = RTW_SCTX_SUBMITTED;
3000}
3001
3002int rtw_sctx_wait(struct submit_ctx *sctx, const char *msg)
3003{
3004 int ret = _FAIL;
3005 unsigned long expire;
3006 int status = 0;
3007
3008 expire = sctx->timeout_ms ? msecs_to_jiffies(sctx->timeout_ms) : MAX_SCHEDULE_TIMEOUT;
3009 if (!wait_for_completion_timeout(&sctx->done, expire)) {
3010 /* timeout, do something?? */
3011 status = RTW_SCTX_DONE_TIMEOUT;
3012 DBG_871X("%s timeout: %s\n", __func__, msg);
3013 } else {
3014 status = sctx->status;
3015 }
3016
bf653da8 3017 if (status == RTW_SCTX_DONE_SUCCESS)
554c0a3a 3018 ret = _SUCCESS;
554c0a3a
HG		 3019
3020 return ret;
3021}
3022
3d49df58 3023static bool rtw_sctx_chk_warning_status(int status)
554c0a3a
HG		 3024{
3025 switch (status) {
3026 case RTW_SCTX_DONE_UNKNOWN:
3027 case RTW_SCTX_DONE_BUF_ALLOC:
3028 case RTW_SCTX_DONE_BUF_FREE:
3029
3030 case RTW_SCTX_DONE_DRV_STOP:
3031 case RTW_SCTX_DONE_DEV_REMOVE:
3032 return true;
3033 default:
3034 return false;
3035 }
3036}
3037
3038void rtw_sctx_done_err(struct submit_ctx **sctx, int status)
3039{
3040 if (*sctx) {
3d49df58 3041 if (rtw_sctx_chk_warning_status(status))
554c0a3a
HG		 3042 DBG_871X("%s status:%d\n", __func__, status);
3043 (*sctx)->status = status;
3044 complete(&((*sctx)->done));
3045 *sctx = NULL;
3046 }
3047}
3048
3049void rtw_sctx_done(struct submit_ctx **sctx)
3050{
3051 rtw_sctx_done_err(sctx, RTW_SCTX_DONE_SUCCESS);
3052}
3053
3054int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms)
3055{
3056 struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops;
3057
3058 pack_tx_ops->submit_time = jiffies;
3059 pack_tx_ops->timeout_ms = timeout_ms;
3060 pack_tx_ops->status = RTW_SCTX_SUBMITTED;
3061
3062 return rtw_sctx_wait(pack_tx_ops, __func__);
3063}
3064
3065void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status)
3066{
3067 struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops;
3068
6d9a930c 3069 if (pxmitpriv->ack_tx)
554c0a3a 3070 rtw_sctx_done_err(&pack_tx_ops, status);
6d9a930c 3071 else
554c0a3a 3072 DBG_871X("%s ack_tx not set\n", __func__);
554c0a3a 3073}
Linux 6.x block layer and io_uring tree(s)