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d6846af6 LF |
1 | /****************************************************************************** |
2 | * | |
3 | * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms of version 2 of the GNU General Public License as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
12 | * more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along with | |
15 | * this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA | |
17 | * | |
18 | * | |
19 | ******************************************************************************/ | |
20 | #define _RTW_XMIT_C_ | |
21 | ||
22 | #include <osdep_service.h> | |
23 | #include <drv_types.h> | |
24 | #include <wifi.h> | |
25 | #include <osdep_intf.h> | |
d249db9e | 26 | #include <linux/vmalloc.h> |
d6846af6 LF |
27 | |
28 | static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 }; | |
29 | static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 }; | |
30 | ||
31 | static void _init_txservq(struct tx_servq *ptxservq) | |
32 | { | |
aa3f5ccb | 33 | INIT_LIST_HEAD(&ptxservq->tx_pending); |
d6846af6 LF |
34 | _rtw_init_queue(&ptxservq->sta_pending); |
35 | ptxservq->qcnt = 0; | |
d6846af6 LF |
36 | } |
37 | ||
38 | void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv) | |
39 | { | |
7be921a2 | 40 | memset((unsigned char *)psta_xmitpriv, 0, sizeof(struct sta_xmit_priv)); |
f214e521 | 41 | spin_lock_init(&psta_xmitpriv->lock); |
d6846af6 LF |
42 | _init_txservq(&psta_xmitpriv->be_q); |
43 | _init_txservq(&psta_xmitpriv->bk_q); | |
44 | _init_txservq(&psta_xmitpriv->vi_q); | |
45 | _init_txservq(&psta_xmitpriv->vo_q); | |
aa3f5ccb | 46 | INIT_LIST_HEAD(&psta_xmitpriv->legacy_dz); |
47 | INIT_LIST_HEAD(&psta_xmitpriv->apsd); | |
d6846af6 | 48 | |
d6846af6 LF |
49 | } |
50 | ||
51 | s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter) | |
52 | { | |
53 | int i; | |
54 | struct xmit_buf *pxmitbuf; | |
55 | struct xmit_frame *pxframe; | |
56 | int res = _SUCCESS; | |
57 | u32 max_xmit_extbuf_size = MAX_XMIT_EXTBUF_SZ; | |
58 | u32 num_xmit_extbuf = NR_XMIT_EXTBUFF; | |
59 | ||
d6846af6 | 60 | |
2397c6e0 | 61 | /* We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */ |
d6846af6 | 62 | |
f214e521 | 63 | spin_lock_init(&pxmitpriv->lock); |
efbef100 LF |
64 | sema_init(&pxmitpriv->xmit_sema, 0); |
65 | sema_init(&pxmitpriv->terminate_xmitthread_sema, 0); | |
d6846af6 LF |
66 | |
67 | /* | |
68 | Please insert all the queue initializaiton using _rtw_init_queue below | |
69 | */ | |
70 | ||
71 | pxmitpriv->adapter = padapter; | |
72 | ||
73 | _rtw_init_queue(&pxmitpriv->be_pending); | |
74 | _rtw_init_queue(&pxmitpriv->bk_pending); | |
75 | _rtw_init_queue(&pxmitpriv->vi_pending); | |
76 | _rtw_init_queue(&pxmitpriv->vo_pending); | |
77 | _rtw_init_queue(&pxmitpriv->bm_pending); | |
78 | ||
79 | _rtw_init_queue(&pxmitpriv->free_xmit_queue); | |
80 | ||
81 | /* | |
82 | Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME, | |
83 | and initialize free_xmit_frame below. | |
84 | Please also apply free_txobj to link_up all the xmit_frames... | |
85 | */ | |
86 | ||
2397c6e0 | 87 | pxmitpriv->pallocated_frame_buf = vzalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4); |
d6846af6 LF |
88 | |
89 | if (pxmitpriv->pallocated_frame_buf == NULL) { | |
90 | pxmitpriv->pxmit_frame_buf = NULL; | |
91 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_frame fail!\n")); | |
92 | res = _FAIL; | |
93 | goto exit; | |
94 | } | |
95 | pxmitpriv->pxmit_frame_buf = (u8 *)N_BYTE_ALIGMENT((size_t)(pxmitpriv->pallocated_frame_buf), 4); | |
96 | /* pxmitpriv->pxmit_frame_buf = pxmitpriv->pallocated_frame_buf + 4 - */ | |
97 | /* ((size_t) (pxmitpriv->pallocated_frame_buf) &3); */ | |
98 | ||
99 | pxframe = (struct xmit_frame *)pxmitpriv->pxmit_frame_buf; | |
100 | ||
101 | for (i = 0; i < NR_XMITFRAME; i++) { | |
aa3f5ccb | 102 | INIT_LIST_HEAD(&(pxframe->list)); |
d6846af6 LF |
103 | |
104 | pxframe->padapter = padapter; | |
105 | pxframe->frame_tag = NULL_FRAMETAG; | |
106 | ||
107 | pxframe->pkt = NULL; | |
108 | ||
109 | pxframe->buf_addr = NULL; | |
110 | pxframe->pxmitbuf = NULL; | |
111 | ||
ae6787ad | 112 | list_add_tail(&(pxframe->list), &(pxmitpriv->free_xmit_queue.queue)); |
d6846af6 LF |
113 | |
114 | pxframe++; | |
115 | } | |
116 | ||
117 | pxmitpriv->free_xmitframe_cnt = NR_XMITFRAME; | |
118 | ||
119 | pxmitpriv->frag_len = MAX_FRAG_THRESHOLD; | |
120 | ||
121 | /* init xmit_buf */ | |
122 | _rtw_init_queue(&pxmitpriv->free_xmitbuf_queue); | |
123 | _rtw_init_queue(&pxmitpriv->pending_xmitbuf_queue); | |
124 | ||
2397c6e0 | 125 | pxmitpriv->pallocated_xmitbuf = vzalloc(NR_XMITBUFF * sizeof(struct xmit_buf) + 4); |
d6846af6 LF |
126 | |
127 | if (pxmitpriv->pallocated_xmitbuf == NULL) { | |
128 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_buf fail!\n")); | |
129 | res = _FAIL; | |
130 | goto exit; | |
131 | } | |
132 | ||
133 | pxmitpriv->pxmitbuf = (u8 *)N_BYTE_ALIGMENT((size_t)(pxmitpriv->pallocated_xmitbuf), 4); | |
134 | /* pxmitpriv->pxmitbuf = pxmitpriv->pallocated_xmitbuf + 4 - */ | |
135 | /* ((size_t) (pxmitpriv->pallocated_xmitbuf) &3); */ | |
136 | ||
137 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf; | |
138 | ||
139 | for (i = 0; i < NR_XMITBUFF; i++) { | |
aa3f5ccb | 140 | INIT_LIST_HEAD(&pxmitbuf->list); |
d6846af6 LF |
141 | |
142 | pxmitbuf->priv_data = NULL; | |
143 | pxmitbuf->padapter = padapter; | |
144 | pxmitbuf->ext_tag = false; | |
145 | ||
146 | /* Tx buf allocation may fail sometimes, so sleep and retry. */ | |
147 | res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); | |
148 | if (res == _FAIL) { | |
0da46e6b | 149 | msleep(10); |
d6846af6 LF |
150 | res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); |
151 | if (res == _FAIL) { | |
152 | goto exit; | |
153 | } | |
154 | } | |
155 | ||
156 | pxmitbuf->flags = XMIT_VO_QUEUE; | |
157 | ||
ae6787ad | 158 | list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmitbuf_queue.queue)); |
d6846af6 LF |
159 | pxmitbuf++; |
160 | } | |
161 | ||
162 | pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF; | |
163 | ||
164 | /* Init xmit extension buff */ | |
165 | _rtw_init_queue(&pxmitpriv->free_xmit_extbuf_queue); | |
166 | ||
2397c6e0 | 167 | pxmitpriv->pallocated_xmit_extbuf = vzalloc(num_xmit_extbuf * sizeof(struct xmit_buf) + 4); |
d6846af6 LF |
168 | |
169 | if (pxmitpriv->pallocated_xmit_extbuf == NULL) { | |
170 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_extbuf fail!\n")); | |
171 | res = _FAIL; | |
172 | goto exit; | |
173 | } | |
174 | ||
175 | pxmitpriv->pxmit_extbuf = (u8 *)N_BYTE_ALIGMENT((size_t)(pxmitpriv->pallocated_xmit_extbuf), 4); | |
176 | ||
177 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf; | |
178 | ||
179 | for (i = 0; i < num_xmit_extbuf; i++) { | |
aa3f5ccb | 180 | INIT_LIST_HEAD(&pxmitbuf->list); |
d6846af6 LF |
181 | |
182 | pxmitbuf->priv_data = NULL; | |
183 | pxmitbuf->padapter = padapter; | |
184 | pxmitbuf->ext_tag = true; | |
185 | ||
186 | res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, max_xmit_extbuf_size + XMITBUF_ALIGN_SZ); | |
187 | if (res == _FAIL) { | |
188 | res = _FAIL; | |
189 | goto exit; | |
190 | } | |
191 | ||
ae6787ad | 192 | list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmit_extbuf_queue.queue)); |
d6846af6 LF |
193 | pxmitbuf++; |
194 | } | |
195 | ||
196 | pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf; | |
197 | ||
198 | rtw_alloc_hwxmits(padapter); | |
199 | rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry); | |
200 | ||
201 | for (i = 0; i < 4; i++) | |
202 | pxmitpriv->wmm_para_seq[i] = i; | |
203 | ||
204 | pxmitpriv->txirp_cnt = 1; | |
205 | ||
efbef100 | 206 | sema_init(&(pxmitpriv->tx_retevt), 0); |
d6846af6 LF |
207 | |
208 | /* per AC pending irp */ | |
209 | pxmitpriv->beq_cnt = 0; | |
210 | pxmitpriv->bkq_cnt = 0; | |
211 | pxmitpriv->viq_cnt = 0; | |
212 | pxmitpriv->voq_cnt = 0; | |
213 | ||
214 | pxmitpriv->ack_tx = false; | |
2ca4ab53 | 215 | mutex_init(&pxmitpriv->ack_tx_mutex); |
d6846af6 LF |
216 | rtw_sctx_init(&pxmitpriv->ack_tx_ops, 0); |
217 | ||
218 | rtw_hal_init_xmit_priv(padapter); | |
219 | ||
220 | exit: | |
221 | ||
d6846af6 LF |
222 | |
223 | return res; | |
224 | } | |
225 | ||
7be921a2 | 226 | void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv) |
d6846af6 LF |
227 | { |
228 | int i; | |
229 | struct adapter *padapter = pxmitpriv->adapter; | |
230 | struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitpriv->pxmit_frame_buf; | |
231 | struct xmit_buf *pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf; | |
232 | u32 max_xmit_extbuf_size = MAX_XMIT_EXTBUF_SZ; | |
233 | u32 num_xmit_extbuf = NR_XMIT_EXTBUFF; | |
234 | ||
d6846af6 | 235 | if (pxmitpriv->pxmit_frame_buf == NULL) |
f578b5d3 | 236 | return; |
d6846af6 LF |
237 | |
238 | for (i = 0; i < NR_XMITFRAME; i++) { | |
239 | rtw_os_xmit_complete(padapter, pxmitframe); | |
240 | ||
241 | pxmitframe++; | |
242 | } | |
243 | ||
244 | for (i = 0; i < NR_XMITBUFF; i++) { | |
245 | rtw_os_xmit_resource_free(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); | |
246 | pxmitbuf++; | |
247 | } | |
248 | ||
249 | if (pxmitpriv->pallocated_frame_buf) | |
03bd6aea | 250 | vfree(pxmitpriv->pallocated_frame_buf); |
d6846af6 LF |
251 | |
252 | if (pxmitpriv->pallocated_xmitbuf) | |
03bd6aea | 253 | vfree(pxmitpriv->pallocated_xmitbuf); |
d6846af6 LF |
254 | |
255 | /* free xmit extension buff */ | |
d6846af6 LF |
256 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf; |
257 | for (i = 0; i < num_xmit_extbuf; i++) { | |
258 | rtw_os_xmit_resource_free(padapter, pxmitbuf, (max_xmit_extbuf_size + XMITBUF_ALIGN_SZ)); | |
259 | pxmitbuf++; | |
260 | } | |
261 | ||
262 | if (pxmitpriv->pallocated_xmit_extbuf) { | |
03bd6aea | 263 | vfree(pxmitpriv->pallocated_xmit_extbuf); |
d6846af6 LF |
264 | } |
265 | ||
266 | rtw_free_hwxmits(padapter); | |
267 | ||
4b33d52a | 268 | mutex_destroy(&pxmitpriv->ack_tx_mutex); |
d6846af6 LF |
269 | } |
270 | ||
271 | static void update_attrib_vcs_info(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
272 | { | |
273 | u32 sz; | |
274 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
275 | struct sta_info *psta = pattrib->psta; | |
276 | struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); | |
277 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); | |
278 | ||
279 | if (pattrib->nr_frags != 1) | |
280 | sz = padapter->xmitpriv.frag_len; | |
281 | else /* no frag */ | |
282 | sz = pattrib->last_txcmdsz; | |
283 | ||
284 | /* (1) RTS_Threshold is compared to the MPDU, not MSDU. */ | |
285 | /* (2) If there are more than one frag in this MSDU, only the first frag uses protection frame. */ | |
286 | /* Other fragments are protected by previous fragment. */ | |
287 | /* So we only need to check the length of first fragment. */ | |
288 | if (pmlmeext->cur_wireless_mode < WIRELESS_11_24N || padapter->registrypriv.wifi_spec) { | |
289 | if (sz > padapter->registrypriv.rts_thresh) { | |
290 | pattrib->vcs_mode = RTS_CTS; | |
291 | } else { | |
292 | if (psta->rtsen) | |
293 | pattrib->vcs_mode = RTS_CTS; | |
294 | else if (psta->cts2self) | |
295 | pattrib->vcs_mode = CTS_TO_SELF; | |
296 | else | |
297 | pattrib->vcs_mode = NONE_VCS; | |
298 | } | |
299 | } else { | |
300 | while (true) { | |
301 | /* IOT action */ | |
302 | if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_ATHEROS) && pattrib->ampdu_en && | |
303 | (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) { | |
304 | pattrib->vcs_mode = CTS_TO_SELF; | |
305 | break; | |
306 | } | |
307 | ||
308 | /* check ERP protection */ | |
309 | if (psta->rtsen || psta->cts2self) { | |
310 | if (psta->rtsen) | |
311 | pattrib->vcs_mode = RTS_CTS; | |
312 | else if (psta->cts2self) | |
313 | pattrib->vcs_mode = CTS_TO_SELF; | |
314 | ||
315 | break; | |
316 | } | |
317 | ||
318 | /* check HT op mode */ | |
319 | if (pattrib->ht_en) { | |
320 | u8 htopmode = pmlmeinfo->HT_protection; | |
321 | if ((pmlmeext->cur_bwmode && (htopmode == 2 || htopmode == 3)) || | |
322 | (!pmlmeext->cur_bwmode && htopmode == 3)) { | |
323 | pattrib->vcs_mode = RTS_CTS; | |
324 | break; | |
325 | } | |
326 | } | |
327 | ||
328 | /* check rts */ | |
329 | if (sz > padapter->registrypriv.rts_thresh) { | |
330 | pattrib->vcs_mode = RTS_CTS; | |
331 | break; | |
332 | } | |
333 | ||
334 | /* to do list: check MIMO power save condition. */ | |
335 | ||
336 | /* check AMPDU aggregation for TXOP */ | |
337 | if (pattrib->ampdu_en) { | |
338 | pattrib->vcs_mode = RTS_CTS; | |
339 | break; | |
340 | } | |
341 | ||
342 | pattrib->vcs_mode = NONE_VCS; | |
343 | break; | |
344 | } | |
345 | } | |
346 | } | |
347 | ||
348 | static void update_attrib_phy_info(struct pkt_attrib *pattrib, struct sta_info *psta) | |
349 | { | |
350 | /*if (psta->rtsen) | |
351 | pattrib->vcs_mode = RTS_CTS; | |
352 | else if (psta->cts2self) | |
353 | pattrib->vcs_mode = CTS_TO_SELF; | |
354 | else | |
355 | pattrib->vcs_mode = NONE_VCS;*/ | |
356 | ||
357 | pattrib->mdata = 0; | |
358 | pattrib->eosp = 0; | |
359 | pattrib->triggered = 0; | |
360 | ||
361 | /* qos_en, ht_en, init rate, , bw, ch_offset, sgi */ | |
362 | pattrib->qos_en = psta->qos_option; | |
363 | ||
364 | pattrib->raid = psta->raid; | |
365 | pattrib->ht_en = psta->htpriv.ht_option; | |
366 | pattrib->bwmode = psta->htpriv.bwmode; | |
367 | pattrib->ch_offset = psta->htpriv.ch_offset; | |
368 | pattrib->sgi = psta->htpriv.sgi; | |
369 | pattrib->ampdu_en = false; | |
370 | pattrib->retry_ctrl = false; | |
371 | } | |
372 | ||
373 | u8 qos_acm(u8 acm_mask, u8 priority) | |
374 | { | |
375 | u8 change_priority = priority; | |
376 | ||
377 | switch (priority) { | |
378 | case 0: | |
379 | case 3: | |
380 | if (acm_mask & BIT(1)) | |
381 | change_priority = 1; | |
382 | break; | |
383 | case 1: | |
384 | case 2: | |
385 | break; | |
386 | case 4: | |
387 | case 5: | |
388 | if (acm_mask & BIT(2)) | |
389 | change_priority = 0; | |
390 | break; | |
391 | case 6: | |
392 | case 7: | |
393 | if (acm_mask & BIT(3)) | |
394 | change_priority = 5; | |
395 | break; | |
396 | default: | |
397 | DBG_88E("qos_acm(): invalid pattrib->priority: %d!!!\n", priority); | |
398 | break; | |
399 | } | |
400 | ||
401 | return change_priority; | |
402 | } | |
403 | ||
404 | static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib) | |
405 | { | |
406 | struct ethhdr etherhdr; | |
407 | struct iphdr ip_hdr; | |
408 | s32 user_prio = 0; | |
409 | ||
410 | _rtw_open_pktfile(ppktfile->pkt, ppktfile); | |
411 | _rtw_pktfile_read(ppktfile, (unsigned char *)ðerhdr, ETH_HLEN); | |
412 | ||
413 | /* get user_prio from IP hdr */ | |
414 | if (pattrib->ether_type == 0x0800) { | |
415 | _rtw_pktfile_read(ppktfile, (u8 *)&ip_hdr, sizeof(ip_hdr)); | |
416 | /* user_prio = (ntohs(ip_hdr.tos) >> 5) & 0x3; */ | |
417 | user_prio = ip_hdr.tos >> 5; | |
418 | } else if (pattrib->ether_type == 0x888e) { | |
419 | /* "When priority processing of data frames is supported, */ | |
420 | /* a STA's SME should send EAPOL-Key frames at the highest priority." */ | |
421 | user_prio = 7; | |
422 | } | |
423 | ||
424 | pattrib->priority = user_prio; | |
425 | pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN; | |
426 | pattrib->subtype = WIFI_QOS_DATA_TYPE; | |
427 | } | |
428 | ||
429 | static s32 update_attrib(struct adapter *padapter, struct sk_buff *pkt, struct pkt_attrib *pattrib) | |
430 | { | |
431 | struct pkt_file pktfile; | |
432 | struct sta_info *psta = NULL; | |
433 | struct ethhdr etherhdr; | |
434 | ||
435 | int bmcast; | |
436 | struct sta_priv *pstapriv = &padapter->stapriv; | |
437 | struct security_priv *psecuritypriv = &padapter->securitypriv; | |
438 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
439 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
440 | int res = _SUCCESS; | |
441 | ||
d6846af6 LF |
442 | |
443 | _rtw_open_pktfile(pkt, &pktfile); | |
444 | _rtw_pktfile_read(&pktfile, (u8 *)ðerhdr, ETH_HLEN); | |
445 | ||
446 | pattrib->ether_type = ntohs(etherhdr.h_proto); | |
447 | ||
448 | memcpy(pattrib->dst, ðerhdr.h_dest, ETH_ALEN); | |
449 | memcpy(pattrib->src, ðerhdr.h_source, ETH_ALEN); | |
450 | ||
451 | pattrib->pctrl = 0; | |
452 | ||
453 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || | |
454 | check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { | |
455 | memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); | |
456 | memcpy(pattrib->ta, pattrib->src, ETH_ALEN); | |
457 | } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { | |
458 | memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN); | |
459 | memcpy(pattrib->ta, pattrib->src, ETH_ALEN); | |
460 | } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { | |
461 | memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); | |
462 | memcpy(pattrib->ta, get_bssid(pmlmepriv), ETH_ALEN); | |
463 | } | |
464 | ||
465 | pattrib->pktlen = pktfile.pkt_len; | |
466 | ||
467 | if (ETH_P_IP == pattrib->ether_type) { | |
468 | /* The following is for DHCP and ARP packet, we use cck1M to tx these packets and let LPS awake some time */ | |
469 | /* to prevent DHCP protocol fail */ | |
470 | u8 tmp[24]; | |
471 | _rtw_pktfile_read(&pktfile, &tmp[0], 24); | |
472 | pattrib->dhcp_pkt = 0; | |
473 | if (pktfile.pkt_len > 282) {/* MINIMUM_DHCP_PACKET_SIZE) { */ | |
474 | if (ETH_P_IP == pattrib->ether_type) {/* IP header */ | |
475 | if (((tmp[21] == 68) && (tmp[23] == 67)) || | |
476 | ((tmp[21] == 67) && (tmp[23] == 68))) { | |
477 | /* 68 : UDP BOOTP client */ | |
478 | /* 67 : UDP BOOTP server */ | |
479 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("====================== update_attrib: get DHCP Packet\n")); | |
480 | /* Use low rate to send DHCP packet. */ | |
481 | pattrib->dhcp_pkt = 1; | |
482 | } | |
483 | } | |
484 | } | |
485 | } else if (0x888e == pattrib->ether_type) { | |
486 | DBG_88E_LEVEL(_drv_info_, "send eapol packet\n"); | |
487 | } | |
488 | ||
489 | if ((pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1)) | |
490 | rtw_set_scan_deny(padapter, 3000); | |
491 | ||
492 | /* If EAPOL , ARP , OR DHCP packet, driver must be in active mode. */ | |
493 | if ((pattrib->ether_type == 0x0806) || (pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1)) | |
494 | rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SPECIAL_PACKET, 1); | |
495 | ||
496 | bmcast = IS_MCAST(pattrib->ra); | |
497 | ||
498 | /* get sta_info */ | |
499 | if (bmcast) { | |
500 | psta = rtw_get_bcmc_stainfo(padapter); | |
501 | } else { | |
502 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); | |
503 | if (psta == NULL) { /* if we cannot get psta => drrp the pkt */ | |
504 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra: %pM\n", (pattrib->ra))); | |
505 | res = _FAIL; | |
506 | goto exit; | |
507 | } else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) && (!(psta->state & _FW_LINKED))) { | |
508 | res = _FAIL; | |
509 | goto exit; | |
510 | } | |
511 | } | |
512 | ||
513 | if (psta) { | |
514 | pattrib->mac_id = psta->mac_id; | |
515 | /* DBG_88E("%s ==> mac_id(%d)\n", __func__, pattrib->mac_id); */ | |
516 | pattrib->psta = psta; | |
517 | } else { | |
518 | /* if we cannot get psta => drop the pkt */ | |
519 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:%pM\n", (pattrib->ra))); | |
520 | res = _FAIL; | |
521 | goto exit; | |
522 | } | |
523 | ||
524 | pattrib->ack_policy = 0; | |
525 | /* get ether_hdr_len */ | |
526 | pattrib->pkt_hdrlen = ETH_HLEN;/* pattrib->ether_type == 0x8100) ? (14 + 4): 14; vlan tag */ | |
527 | ||
528 | pattrib->hdrlen = WLAN_HDR_A3_LEN; | |
529 | pattrib->subtype = WIFI_DATA_TYPE; | |
530 | pattrib->priority = 0; | |
531 | ||
532 | if (check_fwstate(pmlmepriv, WIFI_AP_STATE|WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE)) { | |
533 | if (psta->qos_option) | |
534 | set_qos(&pktfile, pattrib); | |
535 | } else { | |
536 | if (pqospriv->qos_option) { | |
537 | set_qos(&pktfile, pattrib); | |
538 | ||
539 | if (pmlmepriv->acm_mask != 0) | |
540 | pattrib->priority = qos_acm(pmlmepriv->acm_mask, pattrib->priority); | |
541 | } | |
542 | } | |
543 | ||
544 | if (psta->ieee8021x_blocked) { | |
545 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\n psta->ieee8021x_blocked == true\n")); | |
546 | ||
547 | pattrib->encrypt = 0; | |
548 | ||
549 | if ((pattrib->ether_type != 0x888e) && !check_fwstate(pmlmepriv, WIFI_MP_STATE)) { | |
550 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\npsta->ieee8021x_blocked == true, pattrib->ether_type(%.4x) != 0x888e\n", pattrib->ether_type)); | |
551 | res = _FAIL; | |
552 | goto exit; | |
553 | } | |
554 | } else { | |
555 | GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, bmcast); | |
556 | ||
557 | switch (psecuritypriv->dot11AuthAlgrthm) { | |
558 | case dot11AuthAlgrthm_Open: | |
559 | case dot11AuthAlgrthm_Shared: | |
560 | case dot11AuthAlgrthm_Auto: | |
561 | pattrib->key_idx = (u8)psecuritypriv->dot11PrivacyKeyIndex; | |
562 | break; | |
563 | case dot11AuthAlgrthm_8021X: | |
564 | if (bmcast) | |
565 | pattrib->key_idx = (u8)psecuritypriv->dot118021XGrpKeyid; | |
566 | else | |
567 | pattrib->key_idx = 0; | |
568 | break; | |
569 | default: | |
570 | pattrib->key_idx = 0; | |
571 | break; | |
572 | } | |
573 | } | |
574 | ||
575 | switch (pattrib->encrypt) { | |
576 | case _WEP40_: | |
577 | case _WEP104_: | |
578 | pattrib->iv_len = 4; | |
579 | pattrib->icv_len = 4; | |
580 | break; | |
581 | case _TKIP_: | |
582 | pattrib->iv_len = 8; | |
583 | pattrib->icv_len = 4; | |
584 | ||
585 | if (padapter->securitypriv.busetkipkey == _FAIL) { | |
586 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
587 | ("\npadapter->securitypriv.busetkipkey(%d) == _FAIL drop packet\n", | |
588 | padapter->securitypriv.busetkipkey)); | |
589 | res = _FAIL; | |
590 | goto exit; | |
591 | } | |
592 | break; | |
593 | case _AES_: | |
594 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("pattrib->encrypt=%d (_AES_)\n", pattrib->encrypt)); | |
595 | pattrib->iv_len = 8; | |
596 | pattrib->icv_len = 8; | |
597 | break; | |
598 | default: | |
599 | pattrib->iv_len = 0; | |
600 | pattrib->icv_len = 0; | |
601 | break; | |
602 | } | |
603 | ||
604 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, | |
605 | ("update_attrib: encrypt=%d securitypriv.sw_encrypt=%d\n", | |
606 | pattrib->encrypt, padapter->securitypriv.sw_encrypt)); | |
607 | ||
608 | if (pattrib->encrypt && | |
609 | (padapter->securitypriv.sw_encrypt || !psecuritypriv->hw_decrypted)) { | |
610 | pattrib->bswenc = true; | |
611 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
612 | ("update_attrib: encrypt=%d securitypriv.hw_decrypted=%d bswenc = true\n", | |
613 | pattrib->encrypt, padapter->securitypriv.sw_encrypt)); | |
614 | } else { | |
615 | pattrib->bswenc = false; | |
616 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("update_attrib: bswenc = false\n")); | |
617 | } | |
618 | ||
d6846af6 LF |
619 | update_attrib_phy_info(pattrib, psta); |
620 | ||
621 | exit: | |
622 | ||
d6846af6 LF |
623 | |
624 | return res; | |
625 | } | |
626 | ||
627 | static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
628 | { | |
629 | int curfragnum, length; | |
630 | u8 *pframe, *payload, mic[8]; | |
631 | struct mic_data micdata; | |
632 | struct sta_info *stainfo; | |
633 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
634 | struct security_priv *psecuritypriv = &padapter->securitypriv; | |
635 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
636 | u8 priority[4] = {0x0, 0x0, 0x0, 0x0}; | |
637 | u8 hw_hdr_offset = 0; | |
638 | int bmcst = IS_MCAST(pattrib->ra); | |
639 | ||
640 | if (pattrib->psta) | |
641 | stainfo = pattrib->psta; | |
642 | else | |
643 | stainfo = rtw_get_stainfo(&padapter->stapriv , &pattrib->ra[0]); | |
644 | ||
d6846af6 | 645 | |
74772fcf | 646 | hw_hdr_offset = TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); |
d6846af6 LF |
647 | |
648 | if (pattrib->encrypt == _TKIP_) {/* if (psecuritypriv->dot11PrivacyAlgrthm == _TKIP_PRIVACY_) */ | |
649 | /* encode mic code */ | |
650 | if (stainfo != NULL) { | |
651 | u8 null_key[16] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, | |
652 | 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, | |
653 | 0x0, 0x0}; | |
654 | ||
655 | pframe = pxmitframe->buf_addr + hw_hdr_offset; | |
656 | ||
657 | if (bmcst) { | |
f42f52aa | 658 | if (!memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)) |
d6846af6 LF |
659 | return _FAIL; |
660 | /* start to calculate the mic code */ | |
661 | rtw_secmicsetkey(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey); | |
662 | } else { | |
05c9bc1f | 663 | if (!memcmp(&stainfo->dot11tkiptxmickey.skey[0], null_key, 16)) { |
d6846af6 | 664 | /* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */ |
0da46e6b | 665 | /* msleep(10); */ |
d6846af6 LF |
666 | return _FAIL; |
667 | } | |
668 | /* start to calculate the mic code */ | |
669 | rtw_secmicsetkey(&micdata, &stainfo->dot11tkiptxmickey.skey[0]); | |
670 | } | |
671 | ||
672 | if (pframe[1]&1) { /* ToDS == 1 */ | |
673 | rtw_secmicappend(&micdata, &pframe[16], 6); /* DA */ | |
674 | if (pframe[1]&2) /* From Ds == 1 */ | |
675 | rtw_secmicappend(&micdata, &pframe[24], 6); | |
676 | else | |
677 | rtw_secmicappend(&micdata, &pframe[10], 6); | |
678 | } else { /* ToDS == 0 */ | |
679 | rtw_secmicappend(&micdata, &pframe[4], 6); /* DA */ | |
680 | if (pframe[1]&2) /* From Ds == 1 */ | |
681 | rtw_secmicappend(&micdata, &pframe[16], 6); | |
682 | else | |
683 | rtw_secmicappend(&micdata, &pframe[10], 6); | |
684 | } | |
685 | ||
686 | if (pattrib->qos_en) | |
687 | priority[0] = (u8)pxmitframe->attrib.priority; | |
688 | ||
689 | rtw_secmicappend(&micdata, &priority[0], 4); | |
690 | ||
691 | payload = pframe; | |
692 | ||
693 | for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) { | |
7be921a2 | 694 | payload = (u8 *)round_up((size_t)(payload), 4); |
d6846af6 LF |
695 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, |
696 | ("=== curfragnum=%d, pframe = 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x,!!!\n", | |
697 | curfragnum, *payload, *(payload+1), | |
698 | *(payload+2), *(payload+3), | |
699 | *(payload+4), *(payload+5), | |
700 | *(payload+6), *(payload+7))); | |
701 | ||
702 | payload = payload+pattrib->hdrlen+pattrib->iv_len; | |
703 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
704 | ("curfragnum=%d pattrib->hdrlen=%d pattrib->iv_len=%d", | |
705 | curfragnum, pattrib->hdrlen, pattrib->iv_len)); | |
706 | if ((curfragnum+1) == pattrib->nr_frags) { | |
707 | length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0); | |
708 | rtw_secmicappend(&micdata, payload, length); | |
709 | payload = payload+length; | |
710 | } else { | |
711 | length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0); | |
712 | rtw_secmicappend(&micdata, payload, length); | |
713 | payload = payload+length+pattrib->icv_len; | |
714 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("curfragnum=%d length=%d pattrib->icv_len=%d", curfragnum, length, pattrib->icv_len)); | |
715 | } | |
716 | } | |
717 | rtw_secgetmic(&micdata, &(mic[0])); | |
718 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: before add mic code!!!\n")); | |
719 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: pattrib->last_txcmdsz=%d!!!\n", pattrib->last_txcmdsz)); | |
720 | 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\ | |
721 | mic[4]= 0x%.2x , mic[5]= 0x%.2x , mic[6]= 0x%.2x , mic[7]= 0x%.2x !!!!\n", | |
722 | mic[0], mic[1], mic[2], mic[3], mic[4], mic[5], mic[6], mic[7])); | |
723 | /* add mic code and add the mic code length in last_txcmdsz */ | |
724 | ||
725 | memcpy(payload, &(mic[0]), 8); | |
726 | pattrib->last_txcmdsz += 8; | |
727 | ||
728 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("\n ======== last pkt ========\n")); | |
729 | payload = payload-pattrib->last_txcmdsz+8; | |
730 | for (curfragnum = 0; curfragnum < pattrib->last_txcmdsz; curfragnum = curfragnum+8) | |
731 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, | |
732 | (" %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x ", | |
733 | *(payload+curfragnum), *(payload+curfragnum+1), | |
734 | *(payload+curfragnum+2), *(payload+curfragnum+3), | |
735 | *(payload+curfragnum+4), *(payload+curfragnum+5), | |
736 | *(payload+curfragnum+6), *(payload+curfragnum+7))); | |
737 | } else { | |
738 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: rtw_get_stainfo==NULL!!!\n")); | |
739 | } | |
740 | } | |
741 | ||
d6846af6 LF |
742 | |
743 | return _SUCCESS; | |
744 | } | |
745 | ||
746 | static s32 xmitframe_swencrypt(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
747 | { | |
748 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
749 | ||
d6846af6 LF |
750 | |
751 | if (pattrib->bswenc) { | |
752 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("### xmitframe_swencrypt\n")); | |
753 | switch (pattrib->encrypt) { | |
754 | case _WEP40_: | |
755 | case _WEP104_: | |
756 | rtw_wep_encrypt(padapter, (u8 *)pxmitframe); | |
757 | break; | |
758 | case _TKIP_: | |
759 | rtw_tkip_encrypt(padapter, (u8 *)pxmitframe); | |
760 | break; | |
761 | case _AES_: | |
762 | rtw_aes_encrypt(padapter, (u8 *)pxmitframe); | |
763 | break; | |
764 | default: | |
765 | break; | |
766 | } | |
767 | } else { | |
768 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_, ("### xmitframe_hwencrypt\n")); | |
769 | } | |
770 | ||
d6846af6 LF |
771 | |
772 | return _SUCCESS; | |
773 | } | |
774 | ||
7be921a2 | 775 | s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib) |
d6846af6 LF |
776 | { |
777 | u16 *qc; | |
778 | ||
779 | struct rtw_ieee80211_hdr *pwlanhdr = (struct rtw_ieee80211_hdr *)hdr; | |
780 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
781 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
782 | u8 qos_option = false; | |
783 | ||
784 | int res = _SUCCESS; | |
7e83fd6d | 785 | __le16 *fctrl = &pwlanhdr->frame_ctl; |
d6846af6 LF |
786 | |
787 | struct sta_info *psta; | |
788 | ||
789 | int bmcst = IS_MCAST(pattrib->ra); | |
790 | ||
d6846af6 LF |
791 | |
792 | if (pattrib->psta) { | |
793 | psta = pattrib->psta; | |
794 | } else { | |
795 | if (bmcst) { | |
796 | psta = rtw_get_bcmc_stainfo(padapter); | |
797 | } else { | |
798 | psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); | |
799 | } | |
800 | } | |
801 | ||
1ce39848 | 802 | memset(hdr, 0, WLANHDR_OFFSET); |
d6846af6 LF |
803 | |
804 | SetFrameSubType(fctrl, pattrib->subtype); | |
805 | ||
806 | if (pattrib->subtype & WIFI_DATA_TYPE) { | |
807 | if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)) { | |
808 | /* to_ds = 1, fr_ds = 0; */ | |
809 | /* Data transfer to AP */ | |
810 | SetToDs(fctrl); | |
811 | memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN); | |
812 | memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); | |
813 | memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN); | |
814 | ||
815 | if (pqospriv->qos_option) | |
816 | qos_option = true; | |
817 | } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { | |
818 | /* to_ds = 0, fr_ds = 1; */ | |
819 | SetFrDs(fctrl); | |
820 | memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); | |
821 | memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN); | |
822 | memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN); | |
823 | ||
824 | if (psta->qos_option) | |
825 | qos_option = true; | |
826 | } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || | |
827 | check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { | |
828 | memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); | |
829 | memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); | |
830 | memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); | |
831 | ||
832 | if (psta->qos_option) | |
833 | qos_option = true; | |
834 | } else { | |
835 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv))); | |
836 | res = _FAIL; | |
837 | goto exit; | |
838 | } | |
839 | ||
840 | if (pattrib->mdata) | |
841 | SetMData(fctrl); | |
842 | ||
843 | if (pattrib->encrypt) | |
844 | SetPrivacy(fctrl); | |
845 | ||
846 | if (qos_option) { | |
847 | qc = (unsigned short *)(hdr + pattrib->hdrlen - 2); | |
848 | ||
849 | if (pattrib->priority) | |
850 | SetPriority(qc, pattrib->priority); | |
851 | ||
852 | SetEOSP(qc, pattrib->eosp); | |
853 | ||
854 | SetAckpolicy(qc, pattrib->ack_policy); | |
855 | } | |
856 | ||
857 | /* TODO: fill HT Control Field */ | |
858 | ||
859 | /* Update Seq Num will be handled by f/w */ | |
860 | if (psta) { | |
861 | psta->sta_xmitpriv.txseq_tid[pattrib->priority]++; | |
862 | psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF; | |
863 | ||
864 | pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority]; | |
865 | ||
866 | SetSeqNum(hdr, pattrib->seqnum); | |
867 | ||
868 | /* check if enable ampdu */ | |
869 | if (pattrib->ht_en && psta->htpriv.ampdu_enable) { | |
870 | if (psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) | |
4e0fa71c | 871 | pattrib->ampdu_en = true; |
d6846af6 LF |
872 | } |
873 | ||
874 | /* re-check if enable ampdu by BA_starting_seqctrl */ | |
875 | if (pattrib->ampdu_en) { | |
876 | u16 tx_seq; | |
877 | ||
878 | tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f]; | |
879 | ||
880 | /* check BA_starting_seqctrl */ | |
881 | if (SN_LESS(pattrib->seqnum, tx_seq)) { | |
882 | pattrib->ampdu_en = false;/* AGG BK */ | |
883 | } else if (SN_EQUAL(pattrib->seqnum, tx_seq)) { | |
884 | psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq+1)&0xfff; | |
885 | ||
886 | pattrib->ampdu_en = true;/* AGG EN */ | |
887 | } else { | |
888 | psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff; | |
889 | pattrib->ampdu_en = true;/* AGG EN */ | |
890 | } | |
891 | } | |
892 | } | |
893 | } | |
894 | exit: | |
895 | ||
d6846af6 LF |
896 | return res; |
897 | } | |
898 | ||
899 | s32 rtw_txframes_pending(struct adapter *padapter) | |
900 | { | |
901 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
902 | ||
f7091bc6 | 903 | return (!list_empty(&pxmitpriv->be_pending.queue) || |
904 | !list_empty(&pxmitpriv->bk_pending.queue) || | |
905 | !list_empty(&pxmitpriv->vi_pending.queue) || | |
906 | !list_empty(&pxmitpriv->vo_pending.queue)); | |
d6846af6 LF |
907 | } |
908 | ||
909 | s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, struct pkt_attrib *pattrib) | |
910 | { | |
911 | struct sta_info *psta; | |
912 | struct tx_servq *ptxservq; | |
913 | int priority = pattrib->priority; | |
914 | ||
915 | psta = pattrib->psta; | |
916 | ||
917 | switch (priority) { | |
918 | case 1: | |
919 | case 2: | |
920 | ptxservq = &(psta->sta_xmitpriv.bk_q); | |
921 | break; | |
922 | case 4: | |
923 | case 5: | |
924 | ptxservq = &(psta->sta_xmitpriv.vi_q); | |
925 | break; | |
926 | case 6: | |
927 | case 7: | |
928 | ptxservq = &(psta->sta_xmitpriv.vo_q); | |
929 | break; | |
930 | case 0: | |
931 | case 3: | |
932 | default: | |
933 | ptxservq = &(psta->sta_xmitpriv.be_q); | |
934 | break; | |
935 | } | |
936 | ||
937 | return ptxservq->qcnt; | |
938 | } | |
939 | ||
940 | /* | |
941 | * Calculate wlan 802.11 packet MAX size from pkt_attrib | |
942 | * This function doesn't consider fragment case | |
943 | */ | |
944 | u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib) | |
945 | { | |
946 | u32 len = 0; | |
947 | ||
948 | len = pattrib->hdrlen + pattrib->iv_len; /* WLAN Header and IV */ | |
949 | len += SNAP_SIZE + sizeof(u16); /* LLC */ | |
950 | len += pattrib->pktlen; | |
951 | if (pattrib->encrypt == _TKIP_) | |
952 | len += 8; /* MIC */ | |
953 | len += ((pattrib->bswenc) ? pattrib->icv_len : 0); /* ICV */ | |
954 | ||
955 | return len; | |
956 | } | |
957 | ||
958 | /* | |
959 | ||
960 | This sub-routine will perform all the following: | |
961 | ||
962 | 1. remove 802.3 header. | |
963 | 2. create wlan_header, based on the info in pxmitframe | |
964 | 3. append sta's iv/ext-iv | |
965 | 4. append LLC | |
966 | 5. move frag chunk from pframe to pxmitframe->mem | |
967 | 6. apply sw-encrypt, if necessary. | |
968 | ||
969 | */ | |
970 | s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct xmit_frame *pxmitframe) | |
971 | { | |
972 | struct pkt_file pktfile; | |
973 | s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz; | |
974 | size_t addr; | |
975 | u8 *pframe, *mem_start; | |
976 | u8 hw_hdr_offset; | |
977 | struct sta_info *psta; | |
978 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
979 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
980 | u8 *pbuf_start; | |
981 | s32 bmcst = IS_MCAST(pattrib->ra); | |
982 | s32 res = _SUCCESS; | |
983 | ||
d6846af6 LF |
984 | |
985 | psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); | |
986 | ||
987 | if (psta == NULL) | |
988 | return _FAIL; | |
989 | ||
990 | if (pxmitframe->buf_addr == NULL) { | |
991 | DBG_88E("==> %s buf_addr == NULL\n", __func__); | |
992 | return _FAIL; | |
993 | } | |
994 | ||
995 | pbuf_start = pxmitframe->buf_addr; | |
996 | ||
997 | hw_hdr_offset = TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); | |
998 | ||
999 | mem_start = pbuf_start + hw_hdr_offset; | |
1000 | ||
1001 | if (rtw_make_wlanhdr(padapter, mem_start, pattrib) == _FAIL) { | |
1002 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n")); | |
1003 | DBG_88E("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n"); | |
1004 | res = _FAIL; | |
1005 | goto exit; | |
1006 | } | |
1007 | ||
1008 | _rtw_open_pktfile(pkt, &pktfile); | |
1009 | _rtw_pktfile_read(&pktfile, NULL, pattrib->pkt_hdrlen); | |
1010 | ||
1011 | frg_inx = 0; | |
1012 | frg_len = pxmitpriv->frag_len - 4;/* 2346-4 = 2342 */ | |
1013 | ||
1014 | while (1) { | |
1015 | llc_sz = 0; | |
1016 | ||
1017 | mpdu_len = frg_len; | |
1018 | ||
1019 | pframe = mem_start; | |
1020 | ||
1021 | SetMFrag(mem_start); | |
1022 | ||
1023 | pframe += pattrib->hdrlen; | |
1024 | mpdu_len -= pattrib->hdrlen; | |
1025 | ||
1026 | /* adding icv, if necessary... */ | |
1027 | if (pattrib->iv_len) { | |
d48037f9 | 1028 | switch (pattrib->encrypt) { |
4e0fa71c MB |
1029 | case _WEP40_: |
1030 | case _WEP104_: | |
1031 | WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); | |
1032 | break; | |
1033 | case _TKIP_: | |
1034 | if (bmcst) | |
1035 | TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); | |
1036 | else | |
1037 | TKIP_IV(pattrib->iv, psta->dot11txpn, 0); | |
1038 | break; | |
1039 | case _AES_: | |
1040 | if (bmcst) | |
1041 | AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); | |
1042 | else | |
1043 | AES_IV(pattrib->iv, psta->dot11txpn, 0); | |
1044 | break; | |
d6846af6 LF |
1045 | } |
1046 | ||
1047 | memcpy(pframe, pattrib->iv, pattrib->iv_len); | |
1048 | ||
1049 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_, | |
1050 | ("rtw_xmitframe_coalesce: keyid=%d pattrib->iv[3]=%.2x pframe=%.2x %.2x %.2x %.2x\n", | |
1051 | padapter->securitypriv.dot11PrivacyKeyIndex, pattrib->iv[3], *pframe, *(pframe+1), *(pframe+2), *(pframe+3))); | |
1052 | ||
1053 | pframe += pattrib->iv_len; | |
1054 | ||
1055 | mpdu_len -= pattrib->iv_len; | |
1056 | } | |
1057 | ||
1058 | if (frg_inx == 0) { | |
1059 | llc_sz = rtw_put_snap(pframe, pattrib->ether_type); | |
1060 | pframe += llc_sz; | |
1061 | mpdu_len -= llc_sz; | |
1062 | } | |
1063 | ||
1064 | if ((pattrib->icv_len > 0) && (pattrib->bswenc)) { | |
1065 | mpdu_len -= pattrib->icv_len; | |
1066 | } | |
1067 | ||
1068 | if (bmcst) { | |
1069 | /* don't do fragment to broadcat/multicast packets */ | |
1070 | mem_sz = _rtw_pktfile_read(&pktfile, pframe, pattrib->pktlen); | |
1071 | } else { | |
1072 | mem_sz = _rtw_pktfile_read(&pktfile, pframe, mpdu_len); | |
1073 | } | |
1074 | ||
1075 | pframe += mem_sz; | |
1076 | ||
1077 | if ((pattrib->icv_len > 0) && (pattrib->bswenc)) { | |
1078 | memcpy(pframe, pattrib->icv, pattrib->icv_len); | |
1079 | pframe += pattrib->icv_len; | |
1080 | } | |
1081 | ||
1082 | frg_inx++; | |
1083 | ||
1084 | if (bmcst || rtw_endofpktfile(&pktfile)) { | |
1085 | pattrib->nr_frags = frg_inx; | |
1086 | ||
1087 | pattrib->last_txcmdsz = pattrib->hdrlen + pattrib->iv_len + ((pattrib->nr_frags == 1) ? llc_sz : 0) + | |
1088 | ((pattrib->bswenc) ? pattrib->icv_len : 0) + mem_sz; | |
1089 | ||
1090 | ClearMFrag(mem_start); | |
1091 | ||
1092 | break; | |
1093 | } else { | |
1094 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("%s: There're still something in packet!\n", __func__)); | |
1095 | } | |
1096 | ||
1097 | addr = (size_t)(pframe); | |
1098 | ||
7be921a2 | 1099 | mem_start = (unsigned char *)round_up(addr, 4) + hw_hdr_offset; |
d6846af6 LF |
1100 | memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen); |
1101 | } | |
1102 | ||
1103 | if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) { | |
1104 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n")); | |
1105 | DBG_88E("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n"); | |
1106 | res = _FAIL; | |
1107 | goto exit; | |
1108 | } | |
1109 | ||
1110 | xmitframe_swencrypt(padapter, pxmitframe); | |
1111 | ||
1112 | if (!bmcst) | |
1113 | update_attrib_vcs_info(padapter, pxmitframe); | |
1114 | else | |
1115 | pattrib->vcs_mode = NONE_VCS; | |
1116 | ||
1117 | exit: | |
1118 | ||
d6846af6 LF |
1119 | |
1120 | return res; | |
1121 | } | |
1122 | ||
1123 | /* Logical Link Control(LLC) SubNetwork Attachment Point(SNAP) header | |
1124 | * IEEE LLC/SNAP header contains 8 octets | |
1125 | * First 3 octets comprise the LLC portion | |
1126 | * SNAP portion, 5 octets, is divided into two fields: | |
1127 | * Organizationally Unique Identifier(OUI), 3 octets, | |
1128 | * type, defined by that organization, 2 octets. | |
1129 | */ | |
1130 | s32 rtw_put_snap(u8 *data, u16 h_proto) | |
1131 | { | |
1132 | struct ieee80211_snap_hdr *snap; | |
1133 | u8 *oui; | |
1134 | ||
d6846af6 LF |
1135 | |
1136 | snap = (struct ieee80211_snap_hdr *)data; | |
1137 | snap->dsap = 0xaa; | |
1138 | snap->ssap = 0xaa; | |
1139 | snap->ctrl = 0x03; | |
1140 | ||
1141 | if (h_proto == 0x8137 || h_proto == 0x80f3) | |
1142 | oui = P802_1H_OUI; | |
1143 | else | |
1144 | oui = RFC1042_OUI; | |
1145 | ||
1146 | snap->oui[0] = oui[0]; | |
1147 | snap->oui[1] = oui[1]; | |
1148 | snap->oui[2] = oui[2]; | |
1149 | ||
1150 | *(__be16 *)(data + SNAP_SIZE) = htons(h_proto); | |
1151 | ||
d6846af6 LF |
1152 | |
1153 | return SNAP_SIZE + sizeof(u16); | |
1154 | } | |
1155 | ||
1156 | void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len) | |
1157 | { | |
1158 | uint protection; | |
1159 | u8 *perp; | |
1160 | int erp_len; | |
1161 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1162 | struct registry_priv *pregistrypriv = &padapter->registrypriv; | |
1163 | ||
d6846af6 LF |
1164 | |
1165 | switch (pxmitpriv->vcs_setting) { | |
1166 | case DISABLE_VCS: | |
1167 | pxmitpriv->vcs = NONE_VCS; | |
1168 | break; | |
1169 | case ENABLE_VCS: | |
1170 | break; | |
1171 | case AUTO_VCS: | |
1172 | default: | |
1173 | perp = rtw_get_ie(ie, _ERPINFO_IE_, &erp_len, ie_len); | |
1174 | if (perp == NULL) { | |
1175 | pxmitpriv->vcs = NONE_VCS; | |
1176 | } else { | |
1177 | protection = (*(perp + 2)) & BIT(1); | |
1178 | if (protection) { | |
1179 | if (pregistrypriv->vcs_type == RTS_CTS) | |
1180 | pxmitpriv->vcs = RTS_CTS; | |
1181 | else | |
1182 | pxmitpriv->vcs = CTS_TO_SELF; | |
1183 | } else { | |
1184 | pxmitpriv->vcs = NONE_VCS; | |
1185 | } | |
1186 | } | |
1187 | break; | |
1188 | } | |
1189 | ||
d6846af6 LF |
1190 | } |
1191 | ||
1192 | void rtw_count_tx_stats(struct adapter *padapter, struct xmit_frame *pxmitframe, int sz) | |
1193 | { | |
1194 | struct sta_info *psta = NULL; | |
1195 | struct stainfo_stats *pstats = NULL; | |
1196 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1197 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1198 | ||
1199 | if ((pxmitframe->frame_tag&0x0f) == DATA_FRAMETAG) { | |
1200 | pxmitpriv->tx_bytes += sz; | |
1201 | pmlmepriv->LinkDetectInfo.NumTxOkInPeriod += pxmitframe->agg_num; | |
1202 | ||
1203 | psta = pxmitframe->attrib.psta; | |
1204 | if (psta) { | |
1205 | pstats = &psta->sta_stats; | |
1206 | pstats->tx_pkts += pxmitframe->agg_num; | |
1207 | pstats->tx_bytes += sz; | |
1208 | } | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv) | |
1213 | { | |
1214 | unsigned long irql; | |
1215 | struct xmit_buf *pxmitbuf = NULL; | |
1216 | struct list_head *plist, *phead; | |
1217 | struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; | |
1218 | ||
d6846af6 | 1219 | |
f937886b | 1220 | spin_lock_irqsave(&pfree_queue->lock, irql); |
d6846af6 | 1221 | |
f7091bc6 | 1222 | if (list_empty(&pfree_queue->queue)) { |
d6846af6 LF |
1223 | pxmitbuf = NULL; |
1224 | } else { | |
1225 | phead = get_list_head(pfree_queue); | |
1226 | ||
c44e5e39 | 1227 | plist = phead->next; |
d6846af6 | 1228 | |
bea88100 | 1229 | pxmitbuf = container_of(plist, struct xmit_buf, list); |
d6846af6 | 1230 | |
8d5bdece | 1231 | list_del_init(&(pxmitbuf->list)); |
d6846af6 LF |
1232 | } |
1233 | ||
1234 | if (pxmitbuf != NULL) { | |
1235 | pxmitpriv->free_xmit_extbuf_cnt--; | |
1236 | ||
1237 | pxmitbuf->priv_data = NULL; | |
1238 | /* pxmitbuf->ext_tag = true; */ | |
1239 | ||
1240 | if (pxmitbuf->sctx) { | |
1241 | DBG_88E("%s pxmitbuf->sctx is not NULL\n", __func__); | |
1242 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC); | |
1243 | } | |
1244 | } | |
1245 | ||
597794f5 | 1246 | spin_unlock_irqrestore(&pfree_queue->lock, irql); |
d6846af6 | 1247 | |
d6846af6 LF |
1248 | |
1249 | return pxmitbuf; | |
1250 | } | |
1251 | ||
1252 | s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) | |
1253 | { | |
1254 | unsigned long irql; | |
1255 | struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; | |
1256 | ||
d6846af6 LF |
1257 | |
1258 | if (pxmitbuf == NULL) | |
1259 | return _FAIL; | |
1260 | ||
f937886b | 1261 | spin_lock_irqsave(&pfree_queue->lock, irql); |
d6846af6 | 1262 | |
8d5bdece | 1263 | list_del_init(&pxmitbuf->list); |
d6846af6 | 1264 | |
ae6787ad | 1265 | list_add_tail(&(pxmitbuf->list), get_list_head(pfree_queue)); |
d6846af6 LF |
1266 | pxmitpriv->free_xmit_extbuf_cnt++; |
1267 | ||
597794f5 | 1268 | spin_unlock_irqrestore(&pfree_queue->lock, irql); |
d6846af6 | 1269 | |
d6846af6 LF |
1270 | |
1271 | return _SUCCESS; | |
1272 | } | |
1273 | ||
1274 | struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv) | |
1275 | { | |
1276 | unsigned long irql; | |
1277 | struct xmit_buf *pxmitbuf = NULL; | |
1278 | struct list_head *plist, *phead; | |
1279 | struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; | |
1280 | ||
d6846af6 LF |
1281 | |
1282 | /* DBG_88E("+rtw_alloc_xmitbuf\n"); */ | |
1283 | ||
f937886b | 1284 | spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 | 1285 | |
f7091bc6 | 1286 | if (list_empty(&pfree_xmitbuf_queue->queue)) { |
d6846af6 LF |
1287 | pxmitbuf = NULL; |
1288 | } else { | |
1289 | phead = get_list_head(pfree_xmitbuf_queue); | |
1290 | ||
c44e5e39 | 1291 | plist = phead->next; |
d6846af6 | 1292 | |
bea88100 | 1293 | pxmitbuf = container_of(plist, struct xmit_buf, list); |
d6846af6 | 1294 | |
8d5bdece | 1295 | list_del_init(&(pxmitbuf->list)); |
d6846af6 LF |
1296 | } |
1297 | ||
1298 | if (pxmitbuf != NULL) { | |
1299 | pxmitpriv->free_xmitbuf_cnt--; | |
1300 | pxmitbuf->priv_data = NULL; | |
1301 | if (pxmitbuf->sctx) { | |
1302 | DBG_88E("%s pxmitbuf->sctx is not NULL\n", __func__); | |
1303 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC); | |
1304 | } | |
1305 | } | |
597794f5 | 1306 | spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 | 1307 | |
d6846af6 LF |
1308 | |
1309 | return pxmitbuf; | |
1310 | } | |
1311 | ||
1312 | s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) | |
1313 | { | |
1314 | unsigned long irql; | |
1315 | struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; | |
1316 | ||
d6846af6 LF |
1317 | if (pxmitbuf == NULL) |
1318 | return _FAIL; | |
1319 | ||
1320 | if (pxmitbuf->sctx) { | |
1321 | DBG_88E("%s pxmitbuf->sctx is not NULL\n", __func__); | |
1322 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_FREE); | |
1323 | } | |
1324 | ||
1325 | if (pxmitbuf->ext_tag) { | |
1326 | rtw_free_xmitbuf_ext(pxmitpriv, pxmitbuf); | |
1327 | } else { | |
f937886b | 1328 | spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 | 1329 | |
8d5bdece | 1330 | list_del_init(&pxmitbuf->list); |
d6846af6 | 1331 | |
ae6787ad | 1332 | list_add_tail(&(pxmitbuf->list), get_list_head(pfree_xmitbuf_queue)); |
d6846af6 LF |
1333 | |
1334 | pxmitpriv->free_xmitbuf_cnt++; | |
597794f5 | 1335 | spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 LF |
1336 | } |
1337 | ||
d6846af6 LF |
1338 | |
1339 | return _SUCCESS; | |
1340 | } | |
1341 | ||
1342 | /* | |
1343 | Calling context: | |
1344 | 1. OS_TXENTRY | |
1345 | 2. RXENTRY (rx_thread or RX_ISR/RX_CallBack) | |
1346 | ||
1347 | If we turn on USE_RXTHREAD, then, no need for critical section. | |
1348 | Otherwise, we must use _enter/_exit critical to protect free_xmit_queue... | |
1349 | ||
1350 | Must be very very cautious... | |
1351 | ||
1352 | */ | |
1353 | ||
1354 | struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv)/* _queue *pfree_xmit_queue) */ | |
1355 | { | |
1356 | /* | |
1357 | Please remember to use all the osdep_service api, | |
1358 | and lock/unlock or _enter/_exit critical to protect | |
1359 | pfree_xmit_queue | |
1360 | */ | |
1361 | ||
d6846af6 LF |
1362 | struct xmit_frame *pxframe = NULL; |
1363 | struct list_head *plist, *phead; | |
1364 | struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; | |
1365 | ||
d6846af6 | 1366 | |
7057dcb3 | 1367 | spin_lock_bh(&pfree_xmit_queue->lock); |
d6846af6 | 1368 | |
f7091bc6 | 1369 | if (list_empty(&pfree_xmit_queue->queue)) { |
d6846af6 LF |
1370 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe:%d\n", pxmitpriv->free_xmitframe_cnt)); |
1371 | pxframe = NULL; | |
1372 | } else { | |
1373 | phead = get_list_head(pfree_xmit_queue); | |
1374 | ||
c44e5e39 | 1375 | plist = phead->next; |
d6846af6 | 1376 | |
bea88100 | 1377 | pxframe = container_of(plist, struct xmit_frame, list); |
d6846af6 | 1378 | |
8d5bdece | 1379 | list_del_init(&(pxframe->list)); |
d6846af6 LF |
1380 | } |
1381 | ||
1382 | if (pxframe != NULL) { /* default value setting */ | |
1383 | pxmitpriv->free_xmitframe_cnt--; | |
1384 | ||
1385 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe():free_xmitframe_cnt=%d\n", pxmitpriv->free_xmitframe_cnt)); | |
1386 | ||
1387 | pxframe->buf_addr = NULL; | |
1388 | pxframe->pxmitbuf = NULL; | |
1389 | ||
1ce39848 | 1390 | memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib)); |
d6846af6 LF |
1391 | /* pxframe->attrib.psta = NULL; */ |
1392 | ||
1393 | pxframe->frame_tag = DATA_FRAMETAG; | |
1394 | ||
1395 | pxframe->pkt = NULL; | |
1396 | pxframe->pkt_offset = 1;/* default use pkt_offset to fill tx desc */ | |
1397 | ||
1398 | pxframe->agg_num = 1; | |
1399 | pxframe->ack_report = 0; | |
1400 | } | |
1401 | ||
e02bcf61 | 1402 | spin_unlock_bh(&pfree_xmit_queue->lock); |
d6846af6 | 1403 | |
d6846af6 LF |
1404 | |
1405 | return pxframe; | |
1406 | } | |
1407 | ||
1408 | s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe) | |
1409 | { | |
d6846af6 LF |
1410 | struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; |
1411 | struct adapter *padapter = pxmitpriv->adapter; | |
1412 | struct sk_buff *pndis_pkt = NULL; | |
1413 | ||
d6846af6 LF |
1414 | |
1415 | if (pxmitframe == NULL) { | |
1416 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("====== rtw_free_xmitframe():pxmitframe == NULL!!!!!!!!!!\n")); | |
1417 | goto exit; | |
1418 | } | |
1419 | ||
7057dcb3 | 1420 | spin_lock_bh(&pfree_xmit_queue->lock); |
d6846af6 | 1421 | |
8d5bdece | 1422 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1423 | |
1424 | if (pxmitframe->pkt) { | |
1425 | pndis_pkt = pxmitframe->pkt; | |
1426 | pxmitframe->pkt = NULL; | |
1427 | } | |
1428 | ||
ae6787ad | 1429 | list_add_tail(&pxmitframe->list, get_list_head(pfree_xmit_queue)); |
d6846af6 LF |
1430 | |
1431 | pxmitpriv->free_xmitframe_cnt++; | |
1432 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe():free_xmitframe_cnt=%d\n", pxmitpriv->free_xmitframe_cnt)); | |
1433 | ||
e02bcf61 | 1434 | spin_unlock_bh(&pfree_xmit_queue->lock); |
d6846af6 LF |
1435 | |
1436 | if (pndis_pkt) | |
1437 | rtw_os_pkt_complete(padapter, pndis_pkt); | |
1438 | ||
1439 | exit: | |
1440 | ||
d6846af6 LF |
1441 | |
1442 | return _SUCCESS; | |
1443 | } | |
1444 | ||
1445 | void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue) | |
1446 | { | |
d6846af6 LF |
1447 | struct list_head *plist, *phead; |
1448 | struct xmit_frame *pxmitframe; | |
1449 | ||
d6846af6 | 1450 | |
7057dcb3 | 1451 | spin_lock_bh(&(pframequeue->lock)); |
d6846af6 LF |
1452 | |
1453 | phead = get_list_head(pframequeue); | |
c44e5e39 | 1454 | plist = phead->next; |
d6846af6 | 1455 | |
84660700 | 1456 | while (phead != plist) { |
bea88100 | 1457 | pxmitframe = container_of(plist, struct xmit_frame, list); |
d6846af6 | 1458 | |
c44e5e39 | 1459 | plist = plist->next; |
d6846af6 LF |
1460 | |
1461 | rtw_free_xmitframe(pxmitpriv, pxmitframe); | |
1462 | } | |
e02bcf61 | 1463 | spin_unlock_bh(&(pframequeue->lock)); |
d6846af6 | 1464 | |
d6846af6 LF |
1465 | } |
1466 | ||
1467 | s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1468 | { | |
1469 | if (rtw_xmit_classifier(padapter, pxmitframe) == _FAIL) { | |
1470 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
1471 | ("rtw_xmitframe_enqueue: drop xmit pkt for classifier fail\n")); | |
1472 | /* pxmitframe->pkt = NULL; */ | |
1473 | return _FAIL; | |
1474 | } | |
1475 | ||
1476 | return _SUCCESS; | |
1477 | } | |
1478 | ||
1479 | static struct xmit_frame *dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit, struct tx_servq *ptxservq, struct __queue *pframe_queue) | |
1480 | { | |
1481 | struct list_head *xmitframe_plist, *xmitframe_phead; | |
1482 | struct xmit_frame *pxmitframe = NULL; | |
1483 | ||
1484 | xmitframe_phead = get_list_head(pframe_queue); | |
c44e5e39 | 1485 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 1486 | |
84660700 | 1487 | if (xmitframe_phead != xmitframe_plist) { |
bea88100 | 1488 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 1489 | |
c44e5e39 | 1490 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 | 1491 | |
8d5bdece | 1492 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1493 | |
1494 | ptxservq->qcnt--; | |
d6846af6 | 1495 | } |
d6846af6 LF |
1496 | return pxmitframe; |
1497 | } | |
1498 | ||
1499 | struct xmit_frame *rtw_dequeue_xframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit_i, int entry) | |
1500 | { | |
d6846af6 LF |
1501 | struct list_head *sta_plist, *sta_phead; |
1502 | struct hw_xmit *phwxmit; | |
1503 | struct tx_servq *ptxservq = NULL; | |
1504 | struct __queue *pframe_queue = NULL; | |
1505 | struct xmit_frame *pxmitframe = NULL; | |
1506 | struct adapter *padapter = pxmitpriv->adapter; | |
1507 | struct registry_priv *pregpriv = &padapter->registrypriv; | |
1508 | int i, inx[4]; | |
1509 | ||
d6846af6 LF |
1510 | |
1511 | inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; | |
1512 | ||
1513 | if (pregpriv->wifi_spec == 1) { | |
1514 | int j; | |
1515 | ||
1516 | for (j = 0; j < 4; j++) | |
1517 | inx[j] = pxmitpriv->wmm_para_seq[j]; | |
1518 | } | |
1519 | ||
7057dcb3 | 1520 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1521 | |
1522 | for (i = 0; i < entry; i++) { | |
1523 | phwxmit = phwxmit_i + inx[i]; | |
1524 | ||
1525 | sta_phead = get_list_head(phwxmit->sta_queue); | |
c44e5e39 | 1526 | sta_plist = sta_phead->next; |
d6846af6 | 1527 | |
84660700 | 1528 | while (sta_phead != sta_plist) { |
bea88100 | 1529 | ptxservq = container_of(sta_plist, struct tx_servq, tx_pending); |
d6846af6 LF |
1530 | |
1531 | pframe_queue = &ptxservq->sta_pending; | |
1532 | ||
1533 | pxmitframe = dequeue_one_xmitframe(pxmitpriv, phwxmit, ptxservq, pframe_queue); | |
1534 | ||
1535 | if (pxmitframe) { | |
1536 | phwxmit->accnt--; | |
1537 | ||
1538 | /* Remove sta node when there are no pending packets. */ | |
f7091bc6 | 1539 | if (list_empty(&pframe_queue->queue)) /* must be done after get_next and before break */ |
8d5bdece | 1540 | list_del_init(&ptxservq->tx_pending); |
d6846af6 LF |
1541 | goto exit; |
1542 | } | |
1543 | ||
c44e5e39 | 1544 | sta_plist = sta_plist->next; |
d6846af6 LF |
1545 | } |
1546 | } | |
1547 | exit: | |
e02bcf61 | 1548 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1549 | return pxmitframe; |
1550 | } | |
1551 | ||
1552 | struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, struct sta_info *psta, int up, u8 *ac) | |
1553 | { | |
1554 | struct tx_servq *ptxservq; | |
1555 | ||
d6846af6 LF |
1556 | switch (up) { |
1557 | case 1: | |
1558 | case 2: | |
1559 | ptxservq = &(psta->sta_xmitpriv.bk_q); | |
1560 | *(ac) = 3; | |
1561 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BK\n")); | |
1562 | break; | |
1563 | case 4: | |
1564 | case 5: | |
1565 | ptxservq = &(psta->sta_xmitpriv.vi_q); | |
1566 | *(ac) = 1; | |
1567 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VI\n")); | |
1568 | break; | |
1569 | case 6: | |
1570 | case 7: | |
1571 | ptxservq = &(psta->sta_xmitpriv.vo_q); | |
1572 | *(ac) = 0; | |
1573 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VO\n")); | |
1574 | break; | |
1575 | case 0: | |
1576 | case 3: | |
1577 | default: | |
1578 | ptxservq = &(psta->sta_xmitpriv.be_q); | |
1579 | *(ac) = 2; | |
1580 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BE\n")); | |
1581 | break; | |
1582 | } | |
1583 | ||
d6846af6 LF |
1584 | |
1585 | return ptxservq; | |
1586 | } | |
1587 | ||
1588 | /* | |
1589 | * Will enqueue pxmitframe to the proper queue, | |
1590 | * and indicate it to xx_pending list..... | |
1591 | */ | |
1592 | s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1593 | { | |
d6846af6 LF |
1594 | u8 ac_index; |
1595 | struct sta_info *psta; | |
1596 | struct tx_servq *ptxservq; | |
1597 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1598 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1599 | struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; | |
1600 | int res = _SUCCESS; | |
1601 | ||
d6846af6 LF |
1602 | |
1603 | if (pattrib->psta) { | |
1604 | psta = pattrib->psta; | |
1605 | } else { | |
1606 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); | |
1607 | } | |
1608 | ||
1609 | if (psta == NULL) { | |
1610 | res = _FAIL; | |
1611 | DBG_88E("rtw_xmit_classifier: psta == NULL\n"); | |
1612 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmit_classifier: psta == NULL\n")); | |
1613 | goto exit; | |
1614 | } | |
1615 | ||
1616 | ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); | |
1617 | ||
9c4b0e70 | 1618 | if (list_empty(&ptxservq->tx_pending)) |
ae6787ad | 1619 | list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue)); |
d6846af6 | 1620 | |
ae6787ad | 1621 | list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending)); |
d6846af6 LF |
1622 | ptxservq->qcnt++; |
1623 | phwxmits[ac_index].accnt++; | |
1624 | exit: | |
1625 | ||
d6846af6 LF |
1626 | |
1627 | return res; | |
1628 | } | |
1629 | ||
1630 | void rtw_alloc_hwxmits(struct adapter *padapter) | |
1631 | { | |
1632 | struct hw_xmit *hwxmits; | |
1633 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1634 | ||
1635 | pxmitpriv->hwxmit_entry = HWXMIT_ENTRY; | |
1636 | ||
0507a1e5 NSN |
1637 | pxmitpriv->hwxmits = kcalloc(pxmitpriv->hwxmit_entry, |
1638 | sizeof(struct hw_xmit), GFP_KERNEL); | |
d6846af6 LF |
1639 | |
1640 | hwxmits = pxmitpriv->hwxmits; | |
1641 | ||
c181be7f MS |
1642 | hwxmits[0] .sta_queue = &pxmitpriv->vo_pending; |
1643 | hwxmits[1] .sta_queue = &pxmitpriv->vi_pending; | |
1644 | hwxmits[2] .sta_queue = &pxmitpriv->be_pending; | |
1645 | hwxmits[3] .sta_queue = &pxmitpriv->bk_pending; | |
d6846af6 LF |
1646 | } |
1647 | ||
1648 | void rtw_free_hwxmits(struct adapter *padapter) | |
1649 | { | |
1650 | struct hw_xmit *hwxmits; | |
1651 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1652 | ||
1653 | hwxmits = pxmitpriv->hwxmits; | |
1654 | kfree(hwxmits); | |
1655 | } | |
1656 | ||
1657 | void rtw_init_hwxmits(struct hw_xmit *phwxmit, int entry) | |
1658 | { | |
1659 | int i; | |
d6846af6 LF |
1660 | for (i = 0; i < entry; i++, phwxmit++) |
1661 | phwxmit->accnt = 0; | |
d6846af6 LF |
1662 | } |
1663 | ||
d6846af6 LF |
1664 | u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe) |
1665 | { | |
1666 | u32 addr; | |
1667 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1668 | ||
1669 | switch (pattrib->qsel) { | |
1670 | case 0: | |
1671 | case 3: | |
1672 | addr = BE_QUEUE_INX; | |
1673 | break; | |
1674 | case 1: | |
1675 | case 2: | |
1676 | addr = BK_QUEUE_INX; | |
1677 | break; | |
1678 | case 4: | |
1679 | case 5: | |
1680 | addr = VI_QUEUE_INX; | |
1681 | break; | |
1682 | case 6: | |
1683 | case 7: | |
1684 | addr = VO_QUEUE_INX; | |
1685 | break; | |
1686 | case 0x10: | |
1687 | addr = BCN_QUEUE_INX; | |
1688 | break; | |
1689 | case 0x11:/* BC/MC in PS (HIQ) */ | |
1690 | addr = HIGH_QUEUE_INX; | |
1691 | break; | |
1692 | case 0x12: | |
1693 | default: | |
1694 | addr = MGT_QUEUE_INX; | |
1695 | break; | |
1696 | } | |
1697 | ||
1698 | return addr; | |
1699 | } | |
1700 | ||
1701 | static void do_queue_select(struct adapter *padapter, struct pkt_attrib *pattrib) | |
1702 | { | |
1703 | u8 qsel; | |
1704 | ||
1705 | qsel = pattrib->priority; | |
1706 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("### do_queue_select priority=%d , qsel = %d\n", pattrib->priority , qsel)); | |
1707 | ||
1708 | pattrib->qsel = qsel; | |
1709 | } | |
1710 | ||
1711 | /* | |
1712 | * The main transmit(tx) entry | |
1713 | * | |
1714 | * Return | |
1715 | * 1 enqueue | |
1716 | * 0 success, hardware will handle this xmit frame(packet) | |
1717 | * <0 fail | |
1718 | */ | |
1719 | s32 rtw_xmit(struct adapter *padapter, struct sk_buff **ppkt) | |
1720 | { | |
d6846af6 LF |
1721 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
1722 | struct xmit_frame *pxmitframe = NULL; | |
d6846af6 LF |
1723 | s32 res; |
1724 | ||
1725 | pxmitframe = rtw_alloc_xmitframe(pxmitpriv); | |
1726 | if (pxmitframe == NULL) { | |
1727 | RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: no more pxmitframe\n")); | |
1728 | DBG_88E("DBG_TX_DROP_FRAME %s no more pxmitframe\n", __func__); | |
1729 | return -1; | |
1730 | } | |
1731 | ||
d6846af6 LF |
1732 | res = update_attrib(padapter, *ppkt, &pxmitframe->attrib); |
1733 | ||
1734 | if (res == _FAIL) { | |
1735 | RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: update attrib fail\n")); | |
1736 | rtw_free_xmitframe(pxmitpriv, pxmitframe); | |
1737 | return -1; | |
1738 | } | |
1739 | pxmitframe->pkt = *ppkt; | |
1740 | ||
1741 | rtw_led_control(padapter, LED_CTL_TX); | |
1742 | ||
1743 | do_queue_select(padapter, &pxmitframe->attrib); | |
1744 | ||
1745 | #ifdef CONFIG_88EU_AP_MODE | |
7057dcb3 | 1746 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 | 1747 | if (xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe)) { |
e02bcf61 | 1748 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1749 | return 1; |
1750 | } | |
e02bcf61 | 1751 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1752 | #endif |
1753 | ||
1754 | if (rtw_hal_xmit(padapter, pxmitframe) == false) | |
1755 | return 1; | |
1756 | ||
1757 | return 0; | |
1758 | } | |
1759 | ||
1760 | #if defined(CONFIG_88EU_AP_MODE) | |
1761 | ||
1762 | int xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1763 | { | |
d6846af6 LF |
1764 | int ret = false; |
1765 | struct sta_info *psta = NULL; | |
1766 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1767 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1768 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1769 | int bmcst = IS_MCAST(pattrib->ra); | |
1770 | ||
1771 | if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == false) | |
4e0fa71c | 1772 | return ret; |
d6846af6 LF |
1773 | |
1774 | if (pattrib->psta) | |
1775 | psta = pattrib->psta; | |
1776 | else | |
1777 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); | |
1778 | ||
1779 | if (psta == NULL) | |
1780 | return ret; | |
1781 | ||
1782 | if (pattrib->triggered == 1) { | |
1783 | if (bmcst) | |
1784 | pattrib->qsel = 0x11;/* HIQ */ | |
1785 | return ret; | |
1786 | } | |
1787 | ||
1788 | if (bmcst) { | |
7057dcb3 | 1789 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1790 | |
1791 | if (pstapriv->sta_dz_bitmap) {/* if any one sta is in ps mode */ | |
8d5bdece | 1792 | list_del_init(&pxmitframe->list); |
d6846af6 | 1793 | |
ae6787ad | 1794 | list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); |
d6846af6 LF |
1795 | |
1796 | psta->sleepq_len++; | |
1797 | ||
1798 | pstapriv->tim_bitmap |= BIT(0);/* */ | |
1799 | pstapriv->sta_dz_bitmap |= BIT(0); | |
1800 | ||
40a46d8b | 1801 | update_beacon(padapter, _TIM_IE_, NULL, false);/* tx bc/mc packets after update bcn */ |
d6846af6 LF |
1802 | |
1803 | ret = true; | |
1804 | } | |
1805 | ||
e02bcf61 | 1806 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1807 | |
1808 | return ret; | |
1809 | } | |
1810 | ||
7057dcb3 | 1811 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1812 | |
1813 | if (psta->state&WIFI_SLEEP_STATE) { | |
1814 | u8 wmmps_ac = 0; | |
1815 | ||
1816 | if (pstapriv->sta_dz_bitmap&BIT(psta->aid)) { | |
8d5bdece | 1817 | list_del_init(&pxmitframe->list); |
d6846af6 | 1818 | |
ae6787ad | 1819 | list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); |
d6846af6 LF |
1820 | |
1821 | psta->sleepq_len++; | |
1822 | ||
1823 | switch (pattrib->priority) { | |
1824 | case 1: | |
1825 | case 2: | |
1826 | wmmps_ac = psta->uapsd_bk&BIT(0); | |
1827 | break; | |
1828 | case 4: | |
1829 | case 5: | |
1830 | wmmps_ac = psta->uapsd_vi&BIT(0); | |
1831 | break; | |
1832 | case 6: | |
1833 | case 7: | |
1834 | wmmps_ac = psta->uapsd_vo&BIT(0); | |
1835 | break; | |
1836 | case 0: | |
1837 | case 3: | |
1838 | default: | |
1839 | wmmps_ac = psta->uapsd_be&BIT(0); | |
1840 | break; | |
1841 | } | |
1842 | ||
1843 | if (wmmps_ac) | |
1844 | psta->sleepq_ac_len++; | |
1845 | ||
1846 | if (((psta->has_legacy_ac) && (!wmmps_ac)) || | |
1847 | ((!psta->has_legacy_ac) && (wmmps_ac))) { | |
1848 | pstapriv->tim_bitmap |= BIT(psta->aid); | |
1849 | ||
1850 | if (psta->sleepq_len == 1) { | |
40a46d8b | 1851 | /* update BCN for TIM IE */ |
d6846af6 LF |
1852 | update_beacon(padapter, _TIM_IE_, NULL, false); |
1853 | } | |
1854 | } | |
1855 | ret = true; | |
1856 | } | |
1857 | } | |
1858 | ||
e02bcf61 | 1859 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1860 | |
1861 | return ret; | |
1862 | } | |
1863 | ||
1864 | static void dequeue_xmitframes_to_sleeping_queue(struct adapter *padapter, struct sta_info *psta, struct __queue *pframequeue) | |
1865 | { | |
1866 | struct list_head *plist, *phead; | |
1867 | u8 ac_index; | |
1868 | struct tx_servq *ptxservq; | |
1869 | struct pkt_attrib *pattrib; | |
1870 | struct xmit_frame *pxmitframe; | |
1871 | struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; | |
1872 | ||
1873 | phead = get_list_head(pframequeue); | |
c44e5e39 | 1874 | plist = phead->next; |
d6846af6 | 1875 | |
84660700 | 1876 | while (phead != plist) { |
bea88100 | 1877 | pxmitframe = container_of(plist, struct xmit_frame, list); |
d6846af6 | 1878 | |
c44e5e39 | 1879 | plist = plist->next; |
d6846af6 LF |
1880 | |
1881 | xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe); | |
1882 | ||
1883 | pattrib = &pxmitframe->attrib; | |
1884 | ||
1885 | ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); | |
1886 | ||
1887 | ptxservq->qcnt--; | |
1888 | phwxmits[ac_index].accnt--; | |
1889 | } | |
1890 | } | |
1891 | ||
1892 | void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta) | |
1893 | { | |
d6846af6 LF |
1894 | struct sta_info *psta_bmc; |
1895 | struct sta_xmit_priv *pstaxmitpriv; | |
1896 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1897 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1898 | ||
1899 | pstaxmitpriv = &psta->sta_xmitpriv; | |
1900 | ||
1901 | /* for BC/MC Frames */ | |
1902 | psta_bmc = rtw_get_bcmc_stainfo(padapter); | |
1903 | ||
7057dcb3 | 1904 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1905 | |
1906 | psta->state |= WIFI_SLEEP_STATE; | |
1907 | ||
1908 | pstapriv->sta_dz_bitmap |= BIT(psta->aid); | |
1909 | ||
1910 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vo_q.sta_pending); | |
8d5bdece | 1911 | list_del_init(&(pstaxmitpriv->vo_q.tx_pending)); |
d6846af6 LF |
1912 | |
1913 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vi_q.sta_pending); | |
8d5bdece | 1914 | list_del_init(&(pstaxmitpriv->vi_q.tx_pending)); |
d6846af6 LF |
1915 | |
1916 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->be_q.sta_pending); | |
8d5bdece | 1917 | list_del_init(&(pstaxmitpriv->be_q.tx_pending)); |
d6846af6 LF |
1918 | |
1919 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->bk_q.sta_pending); | |
8d5bdece | 1920 | list_del_init(&(pstaxmitpriv->bk_q.tx_pending)); |
d6846af6 LF |
1921 | |
1922 | /* for BC/MC Frames */ | |
1923 | pstaxmitpriv = &psta_bmc->sta_xmitpriv; | |
1924 | dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc, &pstaxmitpriv->be_q.sta_pending); | |
8d5bdece | 1925 | list_del_init(&(pstaxmitpriv->be_q.tx_pending)); |
d6846af6 | 1926 | |
e02bcf61 | 1927 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1928 | } |
1929 | ||
1930 | void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) | |
1931 | { | |
d6846af6 LF |
1932 | u8 update_mask = 0, wmmps_ac = 0; |
1933 | struct sta_info *psta_bmc; | |
1934 | struct list_head *xmitframe_plist, *xmitframe_phead; | |
1935 | struct xmit_frame *pxmitframe = NULL; | |
1936 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1937 | ||
7057dcb3 | 1938 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1939 | |
1940 | xmitframe_phead = get_list_head(&psta->sleep_q); | |
c44e5e39 | 1941 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 1942 | |
84660700 | 1943 | while (xmitframe_phead != xmitframe_plist) { |
bea88100 | 1944 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 1945 | |
c44e5e39 | 1946 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 | 1947 | |
8d5bdece | 1948 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1949 | |
1950 | switch (pxmitframe->attrib.priority) { | |
1951 | case 1: | |
1952 | case 2: | |
1953 | wmmps_ac = psta->uapsd_bk&BIT(1); | |
1954 | break; | |
1955 | case 4: | |
1956 | case 5: | |
1957 | wmmps_ac = psta->uapsd_vi&BIT(1); | |
1958 | break; | |
1959 | case 6: | |
1960 | case 7: | |
1961 | wmmps_ac = psta->uapsd_vo&BIT(1); | |
1962 | break; | |
1963 | case 0: | |
1964 | case 3: | |
1965 | default: | |
1966 | wmmps_ac = psta->uapsd_be&BIT(1); | |
1967 | break; | |
1968 | } | |
1969 | ||
1970 | psta->sleepq_len--; | |
1971 | if (psta->sleepq_len > 0) | |
1972 | pxmitframe->attrib.mdata = 1; | |
1973 | else | |
1974 | pxmitframe->attrib.mdata = 0; | |
1975 | ||
1976 | if (wmmps_ac) { | |
1977 | psta->sleepq_ac_len--; | |
1978 | if (psta->sleepq_ac_len > 0) { | |
1979 | pxmitframe->attrib.mdata = 1; | |
1980 | pxmitframe->attrib.eosp = 0; | |
1981 | } else { | |
1982 | pxmitframe->attrib.mdata = 0; | |
1983 | pxmitframe->attrib.eosp = 1; | |
1984 | } | |
1985 | } | |
1986 | ||
1987 | pxmitframe->attrib.triggered = 1; | |
1988 | ||
e02bcf61 | 1989 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1990 | if (rtw_hal_xmit(padapter, pxmitframe)) |
1991 | rtw_os_xmit_complete(padapter, pxmitframe); | |
7057dcb3 | 1992 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1993 | } |
1994 | ||
1995 | if (psta->sleepq_len == 0) { | |
1996 | pstapriv->tim_bitmap &= ~BIT(psta->aid); | |
1997 | ||
1998 | update_mask = BIT(0); | |
1999 | ||
2000 | if (psta->state&WIFI_SLEEP_STATE) | |
2001 | psta->state ^= WIFI_SLEEP_STATE; | |
2002 | ||
2003 | if (psta->state & WIFI_STA_ALIVE_CHK_STATE) { | |
2004 | psta->expire_to = pstapriv->expire_to; | |
2005 | psta->state ^= WIFI_STA_ALIVE_CHK_STATE; | |
2006 | } | |
2007 | ||
2008 | pstapriv->sta_dz_bitmap &= ~BIT(psta->aid); | |
2009 | } | |
2010 | ||
e02bcf61 | 2011 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
2012 | |
2013 | /* for BC/MC Frames */ | |
2014 | psta_bmc = rtw_get_bcmc_stainfo(padapter); | |
2015 | if (!psta_bmc) | |
2016 | return; | |
2017 | ||
2018 | if ((pstapriv->sta_dz_bitmap&0xfffe) == 0x0) { /* no any sta in ps mode */ | |
7057dcb3 | 2019 | spin_lock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
2020 | |
2021 | xmitframe_phead = get_list_head(&psta_bmc->sleep_q); | |
c44e5e39 | 2022 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 2023 | |
84660700 | 2024 | while (xmitframe_phead != xmitframe_plist) { |
bea88100 | 2025 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 2026 | |
c44e5e39 | 2027 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 | 2028 | |
8d5bdece | 2029 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
2030 | |
2031 | psta_bmc->sleepq_len--; | |
2032 | if (psta_bmc->sleepq_len > 0) | |
2033 | pxmitframe->attrib.mdata = 1; | |
2034 | else | |
2035 | pxmitframe->attrib.mdata = 0; | |
2036 | ||
2037 | pxmitframe->attrib.triggered = 1; | |
2038 | ||
e02bcf61 | 2039 | spin_unlock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
2040 | if (rtw_hal_xmit(padapter, pxmitframe)) |
2041 | rtw_os_xmit_complete(padapter, pxmitframe); | |
7057dcb3 | 2042 | spin_lock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
2043 | } |
2044 | ||
2045 | if (psta_bmc->sleepq_len == 0) { | |
2046 | pstapriv->tim_bitmap &= ~BIT(0); | |
2047 | pstapriv->sta_dz_bitmap &= ~BIT(0); | |
2048 | ||
2049 | update_mask |= BIT(1); | |
2050 | } | |
2051 | ||
e02bcf61 | 2052 | spin_unlock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
2053 | } |
2054 | ||
2055 | if (update_mask) | |
2056 | update_beacon(padapter, _TIM_IE_, NULL, false); | |
2057 | } | |
2058 | ||
2059 | void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta) | |
2060 | { | |
d6846af6 LF |
2061 | u8 wmmps_ac = 0; |
2062 | struct list_head *xmitframe_plist, *xmitframe_phead; | |
2063 | struct xmit_frame *pxmitframe = NULL; | |
2064 | struct sta_priv *pstapriv = &padapter->stapriv; | |
2065 | ||
7057dcb3 | 2066 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
2067 | |
2068 | xmitframe_phead = get_list_head(&psta->sleep_q); | |
c44e5e39 | 2069 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 2070 | |
84660700 | 2071 | while (xmitframe_phead != xmitframe_plist) { |
bea88100 | 2072 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 2073 | |
c44e5e39 | 2074 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 LF |
2075 | |
2076 | switch (pxmitframe->attrib.priority) { | |
2077 | case 1: | |
2078 | case 2: | |
2079 | wmmps_ac = psta->uapsd_bk&BIT(1); | |
2080 | break; | |
2081 | case 4: | |
2082 | case 5: | |
2083 | wmmps_ac = psta->uapsd_vi&BIT(1); | |
2084 | break; | |
2085 | case 6: | |
2086 | case 7: | |
2087 | wmmps_ac = psta->uapsd_vo&BIT(1); | |
2088 | break; | |
2089 | case 0: | |
2090 | case 3: | |
2091 | default: | |
2092 | wmmps_ac = psta->uapsd_be&BIT(1); | |
2093 | break; | |
2094 | } | |
2095 | ||
2096 | if (!wmmps_ac) | |
2097 | continue; | |
2098 | ||
8d5bdece | 2099 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
2100 | |
2101 | psta->sleepq_len--; | |
2102 | psta->sleepq_ac_len--; | |
2103 | ||
2104 | if (psta->sleepq_ac_len > 0) { | |
2105 | pxmitframe->attrib.mdata = 1; | |
2106 | pxmitframe->attrib.eosp = 0; | |
2107 | } else { | |
2108 | pxmitframe->attrib.mdata = 0; | |
2109 | pxmitframe->attrib.eosp = 1; | |
2110 | } | |
2111 | ||
2112 | pxmitframe->attrib.triggered = 1; | |
2113 | ||
2114 | if (rtw_hal_xmit(padapter, pxmitframe) == true) | |
2115 | rtw_os_xmit_complete(padapter, pxmitframe); | |
2116 | ||
2117 | if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) && (wmmps_ac)) { | |
2118 | pstapriv->tim_bitmap &= ~BIT(psta->aid); | |
2119 | ||
40a46d8b | 2120 | /* update BCN for TIM IE */ |
d6846af6 LF |
2121 | update_beacon(padapter, _TIM_IE_, NULL, false); |
2122 | } | |
2123 | } | |
2124 | ||
e02bcf61 | 2125 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
2126 | } |
2127 | ||
2128 | #endif | |
2129 | ||
2130 | void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms) | |
2131 | { | |
2132 | sctx->timeout_ms = timeout_ms; | |
c01fb496 | 2133 | sctx->submit_time = jiffies; |
d6846af6 LF |
2134 | init_completion(&sctx->done); |
2135 | sctx->status = RTW_SCTX_SUBMITTED; | |
2136 | } | |
2137 | ||
2138 | int rtw_sctx_wait(struct submit_ctx *sctx) | |
2139 | { | |
2140 | int ret = _FAIL; | |
2141 | unsigned long expire; | |
2142 | int status = 0; | |
2143 | ||
2144 | expire = sctx->timeout_ms ? msecs_to_jiffies(sctx->timeout_ms) : MAX_SCHEDULE_TIMEOUT; | |
2145 | if (!wait_for_completion_timeout(&sctx->done, expire)) { | |
2146 | /* timeout, do something?? */ | |
2147 | status = RTW_SCTX_DONE_TIMEOUT; | |
2148 | DBG_88E("%s timeout\n", __func__); | |
2149 | } else { | |
2150 | status = sctx->status; | |
2151 | } | |
2152 | ||
2153 | if (status == RTW_SCTX_DONE_SUCCESS) | |
2154 | ret = _SUCCESS; | |
2155 | ||
2156 | return ret; | |
2157 | } | |
2158 | ||
2159 | static bool rtw_sctx_chk_waring_status(int status) | |
2160 | { | |
2161 | switch (status) { | |
2162 | case RTW_SCTX_DONE_UNKNOWN: | |
2163 | case RTW_SCTX_DONE_BUF_ALLOC: | |
2164 | case RTW_SCTX_DONE_BUF_FREE: | |
2165 | ||
2166 | case RTW_SCTX_DONE_DRV_STOP: | |
2167 | case RTW_SCTX_DONE_DEV_REMOVE: | |
2168 | return true; | |
2169 | default: | |
2170 | return false; | |
2171 | } | |
2172 | } | |
2173 | ||
2174 | void rtw_sctx_done_err(struct submit_ctx **sctx, int status) | |
2175 | { | |
2176 | if (*sctx) { | |
2177 | if (rtw_sctx_chk_waring_status(status)) | |
2178 | DBG_88E("%s status:%d\n", __func__, status); | |
2179 | (*sctx)->status = status; | |
2180 | complete(&((*sctx)->done)); | |
2181 | *sctx = NULL; | |
2182 | } | |
2183 | } | |
2184 | ||
2185 | void rtw_sctx_done(struct submit_ctx **sctx) | |
2186 | { | |
2187 | rtw_sctx_done_err(sctx, RTW_SCTX_DONE_SUCCESS); | |
2188 | } | |
2189 | ||
2190 | int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms) | |
2191 | { | |
2192 | struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops; | |
2193 | ||
c01fb496 | 2194 | pack_tx_ops->submit_time = jiffies; |
d6846af6 LF |
2195 | pack_tx_ops->timeout_ms = timeout_ms; |
2196 | pack_tx_ops->status = RTW_SCTX_SUBMITTED; | |
2197 | ||
2198 | return rtw_sctx_wait(pack_tx_ops); | |
2199 | } | |
2200 | ||
2201 | void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status) | |
2202 | { | |
2203 | struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops; | |
2204 | ||
2205 | if (pxmitpriv->ack_tx) | |
2206 | rtw_sctx_done_err(&pack_tx_ops, status); | |
2207 | else | |
2208 | DBG_88E("%s ack_tx not set\n", __func__); | |
2209 | } |