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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 | * | |
d6846af6 LF |
14 | ******************************************************************************/ |
15 | #define _RTW_XMIT_C_ | |
16 | ||
17 | #include <osdep_service.h> | |
18 | #include <drv_types.h> | |
0a0796eb | 19 | #include <mon.h> |
d6846af6 LF |
20 | #include <wifi.h> |
21 | #include <osdep_intf.h> | |
d249db9e | 22 | #include <linux/vmalloc.h> |
d6846af6 LF |
23 | |
24 | static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 }; | |
25 | static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 }; | |
26 | ||
27 | static void _init_txservq(struct tx_servq *ptxservq) | |
28 | { | |
aa3f5ccb | 29 | INIT_LIST_HEAD(&ptxservq->tx_pending); |
d6846af6 LF |
30 | _rtw_init_queue(&ptxservq->sta_pending); |
31 | ptxservq->qcnt = 0; | |
d6846af6 LF |
32 | } |
33 | ||
34 | void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv) | |
35 | { | |
7be921a2 | 36 | memset((unsigned char *)psta_xmitpriv, 0, sizeof(struct sta_xmit_priv)); |
f214e521 | 37 | spin_lock_init(&psta_xmitpriv->lock); |
d6846af6 LF |
38 | _init_txservq(&psta_xmitpriv->be_q); |
39 | _init_txservq(&psta_xmitpriv->bk_q); | |
40 | _init_txservq(&psta_xmitpriv->vi_q); | |
41 | _init_txservq(&psta_xmitpriv->vo_q); | |
aa3f5ccb | 42 | INIT_LIST_HEAD(&psta_xmitpriv->legacy_dz); |
43 | INIT_LIST_HEAD(&psta_xmitpriv->apsd); | |
d6846af6 | 44 | |
d6846af6 LF |
45 | } |
46 | ||
47 | s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter) | |
48 | { | |
49 | int i; | |
50 | struct xmit_buf *pxmitbuf; | |
51 | struct xmit_frame *pxframe; | |
52 | int res = _SUCCESS; | |
53 | u32 max_xmit_extbuf_size = MAX_XMIT_EXTBUF_SZ; | |
54 | u32 num_xmit_extbuf = NR_XMIT_EXTBUFF; | |
55 | ||
d6846af6 | 56 | |
2397c6e0 | 57 | /* We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */ |
d6846af6 | 58 | |
f214e521 | 59 | spin_lock_init(&pxmitpriv->lock); |
d6846af6 LF |
60 | |
61 | /* | |
62 | Please insert all the queue initializaiton using _rtw_init_queue below | |
63 | */ | |
64 | ||
65 | pxmitpriv->adapter = padapter; | |
66 | ||
67 | _rtw_init_queue(&pxmitpriv->be_pending); | |
68 | _rtw_init_queue(&pxmitpriv->bk_pending); | |
69 | _rtw_init_queue(&pxmitpriv->vi_pending); | |
70 | _rtw_init_queue(&pxmitpriv->vo_pending); | |
71 | _rtw_init_queue(&pxmitpriv->bm_pending); | |
72 | ||
73 | _rtw_init_queue(&pxmitpriv->free_xmit_queue); | |
74 | ||
75 | /* | |
76 | Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME, | |
77 | and initialize free_xmit_frame below. | |
78 | Please also apply free_txobj to link_up all the xmit_frames... | |
79 | */ | |
80 | ||
2397c6e0 | 81 | pxmitpriv->pallocated_frame_buf = vzalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4); |
d6846af6 LF |
82 | |
83 | if (pxmitpriv->pallocated_frame_buf == NULL) { | |
84 | pxmitpriv->pxmit_frame_buf = NULL; | |
85 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_frame fail!\n")); | |
86 | res = _FAIL; | |
87 | goto exit; | |
88 | } | |
fb113408 | 89 | pxmitpriv->pxmit_frame_buf = PTR_ALIGN(pxmitpriv->pallocated_frame_buf, 4); |
d6846af6 LF |
90 | /* pxmitpriv->pxmit_frame_buf = pxmitpriv->pallocated_frame_buf + 4 - */ |
91 | /* ((size_t) (pxmitpriv->pallocated_frame_buf) &3); */ | |
92 | ||
93 | pxframe = (struct xmit_frame *)pxmitpriv->pxmit_frame_buf; | |
94 | ||
95 | for (i = 0; i < NR_XMITFRAME; i++) { | |
aa3f5ccb | 96 | INIT_LIST_HEAD(&(pxframe->list)); |
d6846af6 LF |
97 | |
98 | pxframe->padapter = padapter; | |
99 | pxframe->frame_tag = NULL_FRAMETAG; | |
100 | ||
101 | pxframe->pkt = NULL; | |
102 | ||
103 | pxframe->buf_addr = NULL; | |
104 | pxframe->pxmitbuf = NULL; | |
105 | ||
ae6787ad | 106 | list_add_tail(&(pxframe->list), &(pxmitpriv->free_xmit_queue.queue)); |
d6846af6 LF |
107 | |
108 | pxframe++; | |
109 | } | |
110 | ||
111 | pxmitpriv->free_xmitframe_cnt = NR_XMITFRAME; | |
112 | ||
113 | pxmitpriv->frag_len = MAX_FRAG_THRESHOLD; | |
114 | ||
115 | /* init xmit_buf */ | |
116 | _rtw_init_queue(&pxmitpriv->free_xmitbuf_queue); | |
117 | _rtw_init_queue(&pxmitpriv->pending_xmitbuf_queue); | |
118 | ||
2397c6e0 | 119 | pxmitpriv->pallocated_xmitbuf = vzalloc(NR_XMITBUFF * sizeof(struct xmit_buf) + 4); |
d6846af6 LF |
120 | |
121 | if (pxmitpriv->pallocated_xmitbuf == NULL) { | |
122 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_buf fail!\n")); | |
123 | res = _FAIL; | |
124 | goto exit; | |
125 | } | |
126 | ||
fb113408 | 127 | pxmitpriv->pxmitbuf = PTR_ALIGN(pxmitpriv->pallocated_xmitbuf, 4); |
d6846af6 LF |
128 | /* pxmitpriv->pxmitbuf = pxmitpriv->pallocated_xmitbuf + 4 - */ |
129 | /* ((size_t) (pxmitpriv->pallocated_xmitbuf) &3); */ | |
130 | ||
131 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf; | |
132 | ||
133 | for (i = 0; i < NR_XMITBUFF; i++) { | |
aa3f5ccb | 134 | INIT_LIST_HEAD(&pxmitbuf->list); |
d6846af6 LF |
135 | |
136 | pxmitbuf->priv_data = NULL; | |
137 | pxmitbuf->padapter = padapter; | |
138 | pxmitbuf->ext_tag = false; | |
139 | ||
140 | /* Tx buf allocation may fail sometimes, so sleep and retry. */ | |
141 | res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); | |
142 | if (res == _FAIL) { | |
0da46e6b | 143 | msleep(10); |
d6846af6 | 144 | res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); |
dc0283c7 | 145 | if (res == _FAIL) |
d6846af6 | 146 | goto exit; |
d6846af6 LF |
147 | } |
148 | ||
149 | pxmitbuf->flags = XMIT_VO_QUEUE; | |
150 | ||
ae6787ad | 151 | list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmitbuf_queue.queue)); |
d6846af6 LF |
152 | pxmitbuf++; |
153 | } | |
154 | ||
155 | pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF; | |
156 | ||
157 | /* Init xmit extension buff */ | |
158 | _rtw_init_queue(&pxmitpriv->free_xmit_extbuf_queue); | |
159 | ||
2397c6e0 | 160 | pxmitpriv->pallocated_xmit_extbuf = vzalloc(num_xmit_extbuf * sizeof(struct xmit_buf) + 4); |
d6846af6 LF |
161 | |
162 | if (pxmitpriv->pallocated_xmit_extbuf == NULL) { | |
163 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_extbuf fail!\n")); | |
164 | res = _FAIL; | |
165 | goto exit; | |
166 | } | |
167 | ||
fb113408 | 168 | pxmitpriv->pxmit_extbuf = PTR_ALIGN(pxmitpriv->pallocated_xmit_extbuf, 4); |
d6846af6 LF |
169 | |
170 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf; | |
171 | ||
172 | for (i = 0; i < num_xmit_extbuf; i++) { | |
aa3f5ccb | 173 | INIT_LIST_HEAD(&pxmitbuf->list); |
d6846af6 LF |
174 | |
175 | pxmitbuf->priv_data = NULL; | |
176 | pxmitbuf->padapter = padapter; | |
177 | pxmitbuf->ext_tag = true; | |
178 | ||
179 | res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, max_xmit_extbuf_size + XMITBUF_ALIGN_SZ); | |
180 | if (res == _FAIL) { | |
181 | res = _FAIL; | |
182 | goto exit; | |
183 | } | |
184 | ||
ae6787ad | 185 | list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmit_extbuf_queue.queue)); |
d6846af6 LF |
186 | pxmitbuf++; |
187 | } | |
188 | ||
189 | pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf; | |
190 | ||
191 | rtw_alloc_hwxmits(padapter); | |
192 | rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry); | |
193 | ||
194 | for (i = 0; i < 4; i++) | |
195 | pxmitpriv->wmm_para_seq[i] = i; | |
196 | ||
197 | pxmitpriv->txirp_cnt = 1; | |
198 | ||
d6846af6 LF |
199 | /* per AC pending irp */ |
200 | pxmitpriv->beq_cnt = 0; | |
201 | pxmitpriv->bkq_cnt = 0; | |
202 | pxmitpriv->viq_cnt = 0; | |
203 | pxmitpriv->voq_cnt = 0; | |
204 | ||
205 | pxmitpriv->ack_tx = false; | |
2ca4ab53 | 206 | mutex_init(&pxmitpriv->ack_tx_mutex); |
d6846af6 LF |
207 | rtw_sctx_init(&pxmitpriv->ack_tx_ops, 0); |
208 | ||
209 | rtw_hal_init_xmit_priv(padapter); | |
210 | ||
211 | exit: | |
212 | ||
d6846af6 LF |
213 | |
214 | return res; | |
215 | } | |
216 | ||
7be921a2 | 217 | void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv) |
d6846af6 LF |
218 | { |
219 | int i; | |
220 | struct adapter *padapter = pxmitpriv->adapter; | |
221 | struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitpriv->pxmit_frame_buf; | |
222 | struct xmit_buf *pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf; | |
d6846af6 LF |
223 | u32 num_xmit_extbuf = NR_XMIT_EXTBUFF; |
224 | ||
d6846af6 | 225 | if (pxmitpriv->pxmit_frame_buf == NULL) |
f578b5d3 | 226 | return; |
d6846af6 LF |
227 | |
228 | for (i = 0; i < NR_XMITFRAME; i++) { | |
229 | rtw_os_xmit_complete(padapter, pxmitframe); | |
230 | ||
231 | pxmitframe++; | |
232 | } | |
233 | ||
234 | for (i = 0; i < NR_XMITBUFF; i++) { | |
5cd38797 | 235 | rtw_os_xmit_resource_free(pxmitbuf); |
d6846af6 LF |
236 | pxmitbuf++; |
237 | } | |
238 | ||
da04bf74 BG |
239 | vfree(pxmitpriv->pallocated_frame_buf); |
240 | vfree(pxmitpriv->pallocated_xmitbuf); | |
d6846af6 LF |
241 | |
242 | /* free xmit extension buff */ | |
d6846af6 LF |
243 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf; |
244 | for (i = 0; i < num_xmit_extbuf; i++) { | |
5cd38797 | 245 | rtw_os_xmit_resource_free(pxmitbuf); |
d6846af6 LF |
246 | pxmitbuf++; |
247 | } | |
248 | ||
f17331eb | 249 | vfree(pxmitpriv->pallocated_xmit_extbuf); |
d6846af6 LF |
250 | |
251 | rtw_free_hwxmits(padapter); | |
252 | ||
4b33d52a | 253 | mutex_destroy(&pxmitpriv->ack_tx_mutex); |
d6846af6 LF |
254 | } |
255 | ||
256 | static void update_attrib_vcs_info(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
257 | { | |
258 | u32 sz; | |
259 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
260 | struct sta_info *psta = pattrib->psta; | |
261 | struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); | |
262 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); | |
263 | ||
264 | if (pattrib->nr_frags != 1) | |
265 | sz = padapter->xmitpriv.frag_len; | |
266 | else /* no frag */ | |
267 | sz = pattrib->last_txcmdsz; | |
268 | ||
269 | /* (1) RTS_Threshold is compared to the MPDU, not MSDU. */ | |
270 | /* (2) If there are more than one frag in this MSDU, only the first frag uses protection frame. */ | |
271 | /* Other fragments are protected by previous fragment. */ | |
272 | /* So we only need to check the length of first fragment. */ | |
273 | if (pmlmeext->cur_wireless_mode < WIRELESS_11_24N || padapter->registrypriv.wifi_spec) { | |
274 | if (sz > padapter->registrypriv.rts_thresh) { | |
275 | pattrib->vcs_mode = RTS_CTS; | |
276 | } else { | |
277 | if (psta->rtsen) | |
278 | pattrib->vcs_mode = RTS_CTS; | |
279 | else if (psta->cts2self) | |
280 | pattrib->vcs_mode = CTS_TO_SELF; | |
281 | else | |
282 | pattrib->vcs_mode = NONE_VCS; | |
283 | } | |
284 | } else { | |
285 | while (true) { | |
286 | /* IOT action */ | |
287 | if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_ATHEROS) && pattrib->ampdu_en && | |
288 | (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) { | |
289 | pattrib->vcs_mode = CTS_TO_SELF; | |
290 | break; | |
291 | } | |
292 | ||
293 | /* check ERP protection */ | |
294 | if (psta->rtsen || psta->cts2self) { | |
295 | if (psta->rtsen) | |
296 | pattrib->vcs_mode = RTS_CTS; | |
297 | else if (psta->cts2self) | |
298 | pattrib->vcs_mode = CTS_TO_SELF; | |
299 | ||
300 | break; | |
301 | } | |
302 | ||
303 | /* check HT op mode */ | |
304 | if (pattrib->ht_en) { | |
305 | u8 htopmode = pmlmeinfo->HT_protection; | |
7d2af82c | 306 | |
d6846af6 LF |
307 | if ((pmlmeext->cur_bwmode && (htopmode == 2 || htopmode == 3)) || |
308 | (!pmlmeext->cur_bwmode && htopmode == 3)) { | |
309 | pattrib->vcs_mode = RTS_CTS; | |
310 | break; | |
311 | } | |
312 | } | |
313 | ||
314 | /* check rts */ | |
315 | if (sz > padapter->registrypriv.rts_thresh) { | |
316 | pattrib->vcs_mode = RTS_CTS; | |
317 | break; | |
318 | } | |
319 | ||
320 | /* to do list: check MIMO power save condition. */ | |
321 | ||
322 | /* check AMPDU aggregation for TXOP */ | |
323 | if (pattrib->ampdu_en) { | |
324 | pattrib->vcs_mode = RTS_CTS; | |
325 | break; | |
326 | } | |
327 | ||
328 | pattrib->vcs_mode = NONE_VCS; | |
329 | break; | |
330 | } | |
331 | } | |
332 | } | |
333 | ||
334 | static void update_attrib_phy_info(struct pkt_attrib *pattrib, struct sta_info *psta) | |
335 | { | |
336 | /*if (psta->rtsen) | |
337 | pattrib->vcs_mode = RTS_CTS; | |
338 | else if (psta->cts2self) | |
339 | pattrib->vcs_mode = CTS_TO_SELF; | |
340 | else | |
341 | pattrib->vcs_mode = NONE_VCS;*/ | |
342 | ||
343 | pattrib->mdata = 0; | |
344 | pattrib->eosp = 0; | |
345 | pattrib->triggered = 0; | |
346 | ||
347 | /* qos_en, ht_en, init rate, , bw, ch_offset, sgi */ | |
348 | pattrib->qos_en = psta->qos_option; | |
349 | ||
350 | pattrib->raid = psta->raid; | |
351 | pattrib->ht_en = psta->htpriv.ht_option; | |
352 | pattrib->bwmode = psta->htpriv.bwmode; | |
353 | pattrib->ch_offset = psta->htpriv.ch_offset; | |
354 | pattrib->sgi = psta->htpriv.sgi; | |
355 | pattrib->ampdu_en = false; | |
356 | pattrib->retry_ctrl = false; | |
357 | } | |
358 | ||
359 | u8 qos_acm(u8 acm_mask, u8 priority) | |
360 | { | |
361 | u8 change_priority = priority; | |
362 | ||
363 | switch (priority) { | |
364 | case 0: | |
365 | case 3: | |
366 | if (acm_mask & BIT(1)) | |
367 | change_priority = 1; | |
368 | break; | |
369 | case 1: | |
370 | case 2: | |
371 | break; | |
372 | case 4: | |
373 | case 5: | |
374 | if (acm_mask & BIT(2)) | |
375 | change_priority = 0; | |
376 | break; | |
377 | case 6: | |
378 | case 7: | |
379 | if (acm_mask & BIT(3)) | |
380 | change_priority = 5; | |
381 | break; | |
382 | default: | |
383 | DBG_88E("qos_acm(): invalid pattrib->priority: %d!!!\n", priority); | |
384 | break; | |
385 | } | |
386 | ||
387 | return change_priority; | |
388 | } | |
389 | ||
390 | static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib) | |
391 | { | |
392 | struct ethhdr etherhdr; | |
393 | struct iphdr ip_hdr; | |
394 | s32 user_prio = 0; | |
395 | ||
396 | _rtw_open_pktfile(ppktfile->pkt, ppktfile); | |
397 | _rtw_pktfile_read(ppktfile, (unsigned char *)ðerhdr, ETH_HLEN); | |
398 | ||
399 | /* get user_prio from IP hdr */ | |
400 | if (pattrib->ether_type == 0x0800) { | |
401 | _rtw_pktfile_read(ppktfile, (u8 *)&ip_hdr, sizeof(ip_hdr)); | |
402 | /* user_prio = (ntohs(ip_hdr.tos) >> 5) & 0x3; */ | |
403 | user_prio = ip_hdr.tos >> 5; | |
7b170bac | 404 | } else if (pattrib->ether_type == ETH_P_PAE) { |
d6846af6 LF |
405 | /* "When priority processing of data frames is supported, */ |
406 | /* a STA's SME should send EAPOL-Key frames at the highest priority." */ | |
407 | user_prio = 7; | |
408 | } | |
409 | ||
410 | pattrib->priority = user_prio; | |
411 | pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN; | |
412 | pattrib->subtype = WIFI_QOS_DATA_TYPE; | |
413 | } | |
414 | ||
415 | static s32 update_attrib(struct adapter *padapter, struct sk_buff *pkt, struct pkt_attrib *pattrib) | |
416 | { | |
417 | struct pkt_file pktfile; | |
418 | struct sta_info *psta = NULL; | |
419 | struct ethhdr etherhdr; | |
420 | ||
421 | int bmcast; | |
422 | struct sta_priv *pstapriv = &padapter->stapriv; | |
423 | struct security_priv *psecuritypriv = &padapter->securitypriv; | |
424 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
425 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
426 | int res = _SUCCESS; | |
427 | ||
d6846af6 LF |
428 | |
429 | _rtw_open_pktfile(pkt, &pktfile); | |
430 | _rtw_pktfile_read(&pktfile, (u8 *)ðerhdr, ETH_HLEN); | |
431 | ||
432 | pattrib->ether_type = ntohs(etherhdr.h_proto); | |
433 | ||
434 | memcpy(pattrib->dst, ðerhdr.h_dest, ETH_ALEN); | |
435 | memcpy(pattrib->src, ðerhdr.h_source, ETH_ALEN); | |
436 | ||
437 | pattrib->pctrl = 0; | |
438 | ||
439 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || | |
440 | check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { | |
441 | memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); | |
442 | memcpy(pattrib->ta, pattrib->src, ETH_ALEN); | |
443 | } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { | |
444 | memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN); | |
445 | memcpy(pattrib->ta, pattrib->src, ETH_ALEN); | |
446 | } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { | |
447 | memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); | |
448 | memcpy(pattrib->ta, get_bssid(pmlmepriv), ETH_ALEN); | |
449 | } | |
450 | ||
451 | pattrib->pktlen = pktfile.pkt_len; | |
452 | ||
7d7be350 | 453 | if (pattrib->ether_type == ETH_P_IP) { |
d6846af6 LF |
454 | /* The following is for DHCP and ARP packet, we use cck1M to tx these packets and let LPS awake some time */ |
455 | /* to prevent DHCP protocol fail */ | |
456 | u8 tmp[24]; | |
7d2af82c | 457 | |
d6846af6 LF |
458 | _rtw_pktfile_read(&pktfile, &tmp[0], 24); |
459 | pattrib->dhcp_pkt = 0; | |
460 | if (pktfile.pkt_len > 282) {/* MINIMUM_DHCP_PACKET_SIZE) { */ | |
7d7be350 | 461 | if (pattrib->ether_type == ETH_P_IP) {/* IP header */ |
d6846af6 LF |
462 | if (((tmp[21] == 68) && (tmp[23] == 67)) || |
463 | ((tmp[21] == 67) && (tmp[23] == 68))) { | |
464 | /* 68 : UDP BOOTP client */ | |
465 | /* 67 : UDP BOOTP server */ | |
466 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("====================== update_attrib: get DHCP Packet\n")); | |
467 | /* Use low rate to send DHCP packet. */ | |
468 | pattrib->dhcp_pkt = 1; | |
469 | } | |
470 | } | |
471 | } | |
7b170bac | 472 | } else if (pattrib->ether_type == ETH_P_PAE) { |
d6846af6 LF |
473 | DBG_88E_LEVEL(_drv_info_, "send eapol packet\n"); |
474 | } | |
475 | ||
7b170bac | 476 | if ((pattrib->ether_type == ETH_P_PAE) || (pattrib->dhcp_pkt == 1)) |
d6846af6 LF |
477 | rtw_set_scan_deny(padapter, 3000); |
478 | ||
479 | /* If EAPOL , ARP , OR DHCP packet, driver must be in active mode. */ | |
7b170bac | 480 | if ((pattrib->ether_type == ETH_P_ARP) || (pattrib->ether_type == ETH_P_PAE) || (pattrib->dhcp_pkt == 1)) |
d6846af6 LF |
481 | rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SPECIAL_PACKET, 1); |
482 | ||
483 | bmcast = IS_MCAST(pattrib->ra); | |
484 | ||
485 | /* get sta_info */ | |
486 | if (bmcast) { | |
487 | psta = rtw_get_bcmc_stainfo(padapter); | |
488 | } else { | |
489 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); | |
490 | if (psta == NULL) { /* if we cannot get psta => drrp the pkt */ | |
491 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra: %pM\n", (pattrib->ra))); | |
492 | res = _FAIL; | |
493 | goto exit; | |
494 | } else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) && (!(psta->state & _FW_LINKED))) { | |
495 | res = _FAIL; | |
496 | goto exit; | |
497 | } | |
498 | } | |
499 | ||
500 | if (psta) { | |
501 | pattrib->mac_id = psta->mac_id; | |
502 | /* DBG_88E("%s ==> mac_id(%d)\n", __func__, pattrib->mac_id); */ | |
503 | pattrib->psta = psta; | |
504 | } else { | |
505 | /* if we cannot get psta => drop the pkt */ | |
506 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:%pM\n", (pattrib->ra))); | |
507 | res = _FAIL; | |
508 | goto exit; | |
509 | } | |
510 | ||
511 | pattrib->ack_policy = 0; | |
d6846af6 LF |
512 | |
513 | pattrib->hdrlen = WLAN_HDR_A3_LEN; | |
514 | pattrib->subtype = WIFI_DATA_TYPE; | |
515 | pattrib->priority = 0; | |
516 | ||
517 | if (check_fwstate(pmlmepriv, WIFI_AP_STATE|WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE)) { | |
518 | if (psta->qos_option) | |
519 | set_qos(&pktfile, pattrib); | |
520 | } else { | |
521 | if (pqospriv->qos_option) { | |
522 | set_qos(&pktfile, pattrib); | |
523 | ||
524 | if (pmlmepriv->acm_mask != 0) | |
525 | pattrib->priority = qos_acm(pmlmepriv->acm_mask, pattrib->priority); | |
526 | } | |
527 | } | |
528 | ||
529 | if (psta->ieee8021x_blocked) { | |
530 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\n psta->ieee8021x_blocked == true\n")); | |
531 | ||
532 | pattrib->encrypt = 0; | |
533 | ||
80c96e08 | 534 | if (pattrib->ether_type != ETH_P_PAE) { |
7b170bac | 535 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\npsta->ieee8021x_blocked == true, pattrib->ether_type(%.4x) != ETH_P_PAE\n", pattrib->ether_type)); |
d6846af6 LF |
536 | res = _FAIL; |
537 | goto exit; | |
538 | } | |
539 | } else { | |
540 | GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, bmcast); | |
541 | ||
542 | switch (psecuritypriv->dot11AuthAlgrthm) { | |
543 | case dot11AuthAlgrthm_Open: | |
544 | case dot11AuthAlgrthm_Shared: | |
545 | case dot11AuthAlgrthm_Auto: | |
546 | pattrib->key_idx = (u8)psecuritypriv->dot11PrivacyKeyIndex; | |
547 | break; | |
548 | case dot11AuthAlgrthm_8021X: | |
549 | if (bmcast) | |
550 | pattrib->key_idx = (u8)psecuritypriv->dot118021XGrpKeyid; | |
551 | else | |
552 | pattrib->key_idx = 0; | |
553 | break; | |
554 | default: | |
555 | pattrib->key_idx = 0; | |
556 | break; | |
557 | } | |
558 | } | |
559 | ||
560 | switch (pattrib->encrypt) { | |
561 | case _WEP40_: | |
562 | case _WEP104_: | |
563 | pattrib->iv_len = 4; | |
564 | pattrib->icv_len = 4; | |
565 | break; | |
566 | case _TKIP_: | |
567 | pattrib->iv_len = 8; | |
568 | pattrib->icv_len = 4; | |
569 | ||
570 | if (padapter->securitypriv.busetkipkey == _FAIL) { | |
571 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
572 | ("\npadapter->securitypriv.busetkipkey(%d) == _FAIL drop packet\n", | |
573 | padapter->securitypriv.busetkipkey)); | |
574 | res = _FAIL; | |
575 | goto exit; | |
576 | } | |
577 | break; | |
578 | case _AES_: | |
579 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("pattrib->encrypt=%d (_AES_)\n", pattrib->encrypt)); | |
580 | pattrib->iv_len = 8; | |
581 | pattrib->icv_len = 8; | |
582 | break; | |
583 | default: | |
584 | pattrib->iv_len = 0; | |
585 | pattrib->icv_len = 0; | |
586 | break; | |
587 | } | |
588 | ||
589 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, | |
1375baa9 | 590 | ("update_attrib: encrypt=%d\n", pattrib->encrypt)); |
d6846af6 | 591 | |
1375baa9 | 592 | if (pattrib->encrypt && !psecuritypriv->hw_decrypted) { |
d6846af6 LF |
593 | pattrib->bswenc = true; |
594 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
1375baa9 IS |
595 | ("update_attrib: encrypt=%d bswenc = true\n", |
596 | pattrib->encrypt)); | |
d6846af6 LF |
597 | } else { |
598 | pattrib->bswenc = false; | |
599 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("update_attrib: bswenc = false\n")); | |
600 | } | |
601 | ||
d6846af6 LF |
602 | update_attrib_phy_info(pattrib, psta); |
603 | ||
604 | exit: | |
605 | ||
d6846af6 LF |
606 | |
607 | return res; | |
608 | } | |
609 | ||
610 | static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
611 | { | |
612 | int curfragnum, length; | |
613 | u8 *pframe, *payload, mic[8]; | |
614 | struct mic_data micdata; | |
615 | struct sta_info *stainfo; | |
616 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
617 | struct security_priv *psecuritypriv = &padapter->securitypriv; | |
618 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
619 | u8 priority[4] = {0x0, 0x0, 0x0, 0x0}; | |
620 | u8 hw_hdr_offset = 0; | |
621 | int bmcst = IS_MCAST(pattrib->ra); | |
622 | ||
623 | if (pattrib->psta) | |
624 | stainfo = pattrib->psta; | |
625 | else | |
6d9b0f00 | 626 | stainfo = rtw_get_stainfo(&padapter->stapriv, &pattrib->ra[0]); |
d6846af6 | 627 | |
d6846af6 | 628 | |
74772fcf | 629 | hw_hdr_offset = TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); |
d6846af6 LF |
630 | |
631 | if (pattrib->encrypt == _TKIP_) {/* if (psecuritypriv->dot11PrivacyAlgrthm == _TKIP_PRIVACY_) */ | |
632 | /* encode mic code */ | |
633 | if (stainfo != NULL) { | |
634 | u8 null_key[16] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, | |
635 | 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, | |
636 | 0x0, 0x0}; | |
637 | ||
638 | pframe = pxmitframe->buf_addr + hw_hdr_offset; | |
639 | ||
640 | if (bmcst) { | |
f42f52aa | 641 | if (!memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)) |
d6846af6 LF |
642 | return _FAIL; |
643 | /* start to calculate the mic code */ | |
644 | rtw_secmicsetkey(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey); | |
645 | } else { | |
05c9bc1f | 646 | if (!memcmp(&stainfo->dot11tkiptxmickey.skey[0], null_key, 16)) { |
d6846af6 | 647 | /* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */ |
0da46e6b | 648 | /* msleep(10); */ |
d6846af6 LF |
649 | return _FAIL; |
650 | } | |
651 | /* start to calculate the mic code */ | |
652 | rtw_secmicsetkey(&micdata, &stainfo->dot11tkiptxmickey.skey[0]); | |
653 | } | |
654 | ||
655 | if (pframe[1]&1) { /* ToDS == 1 */ | |
656 | rtw_secmicappend(&micdata, &pframe[16], 6); /* DA */ | |
657 | if (pframe[1]&2) /* From Ds == 1 */ | |
658 | rtw_secmicappend(&micdata, &pframe[24], 6); | |
659 | else | |
660 | rtw_secmicappend(&micdata, &pframe[10], 6); | |
661 | } else { /* ToDS == 0 */ | |
662 | rtw_secmicappend(&micdata, &pframe[4], 6); /* DA */ | |
663 | if (pframe[1]&2) /* From Ds == 1 */ | |
664 | rtw_secmicappend(&micdata, &pframe[16], 6); | |
665 | else | |
666 | rtw_secmicappend(&micdata, &pframe[10], 6); | |
667 | } | |
668 | ||
669 | if (pattrib->qos_en) | |
670 | priority[0] = (u8)pxmitframe->attrib.priority; | |
671 | ||
672 | rtw_secmicappend(&micdata, &priority[0], 4); | |
673 | ||
674 | payload = pframe; | |
675 | ||
676 | for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) { | |
7be921a2 | 677 | payload = (u8 *)round_up((size_t)(payload), 4); |
d6846af6 LF |
678 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, |
679 | ("=== curfragnum=%d, pframe = 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x,!!!\n", | |
680 | curfragnum, *payload, *(payload+1), | |
681 | *(payload+2), *(payload+3), | |
682 | *(payload+4), *(payload+5), | |
683 | *(payload+6), *(payload+7))); | |
684 | ||
685 | payload = payload+pattrib->hdrlen+pattrib->iv_len; | |
686 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
687 | ("curfragnum=%d pattrib->hdrlen=%d pattrib->iv_len=%d", | |
688 | curfragnum, pattrib->hdrlen, pattrib->iv_len)); | |
689 | if ((curfragnum+1) == pattrib->nr_frags) { | |
690 | length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0); | |
691 | rtw_secmicappend(&micdata, payload, length); | |
692 | payload = payload+length; | |
693 | } else { | |
694 | length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0); | |
695 | rtw_secmicappend(&micdata, payload, length); | |
696 | payload = payload+length+pattrib->icv_len; | |
697 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("curfragnum=%d length=%d pattrib->icv_len=%d", curfragnum, length, pattrib->icv_len)); | |
698 | } | |
699 | } | |
700 | rtw_secgetmic(&micdata, &(mic[0])); | |
701 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: before add mic code!!!\n")); | |
702 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: pattrib->last_txcmdsz=%d!!!\n", pattrib->last_txcmdsz)); | |
703 | 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\ | |
704 | mic[4]= 0x%.2x , mic[5]= 0x%.2x , mic[6]= 0x%.2x , mic[7]= 0x%.2x !!!!\n", | |
705 | mic[0], mic[1], mic[2], mic[3], mic[4], mic[5], mic[6], mic[7])); | |
706 | /* add mic code and add the mic code length in last_txcmdsz */ | |
707 | ||
708 | memcpy(payload, &(mic[0]), 8); | |
709 | pattrib->last_txcmdsz += 8; | |
710 | ||
711 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("\n ======== last pkt ========\n")); | |
712 | payload = payload-pattrib->last_txcmdsz+8; | |
713 | for (curfragnum = 0; curfragnum < pattrib->last_txcmdsz; curfragnum = curfragnum+8) | |
714 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, | |
715 | (" %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x ", | |
716 | *(payload+curfragnum), *(payload+curfragnum+1), | |
717 | *(payload+curfragnum+2), *(payload+curfragnum+3), | |
718 | *(payload+curfragnum+4), *(payload+curfragnum+5), | |
719 | *(payload+curfragnum+6), *(payload+curfragnum+7))); | |
720 | } else { | |
721 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: rtw_get_stainfo==NULL!!!\n")); | |
722 | } | |
723 | } | |
724 | ||
d6846af6 LF |
725 | |
726 | return _SUCCESS; | |
727 | } | |
728 | ||
729 | static s32 xmitframe_swencrypt(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
730 | { | |
731 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
732 | ||
d6846af6 LF |
733 | |
734 | if (pattrib->bswenc) { | |
735 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("### xmitframe_swencrypt\n")); | |
736 | switch (pattrib->encrypt) { | |
737 | case _WEP40_: | |
738 | case _WEP104_: | |
739 | rtw_wep_encrypt(padapter, (u8 *)pxmitframe); | |
740 | break; | |
741 | case _TKIP_: | |
742 | rtw_tkip_encrypt(padapter, (u8 *)pxmitframe); | |
743 | break; | |
744 | case _AES_: | |
745 | rtw_aes_encrypt(padapter, (u8 *)pxmitframe); | |
746 | break; | |
747 | default: | |
748 | break; | |
749 | } | |
750 | } else { | |
751 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_, ("### xmitframe_hwencrypt\n")); | |
752 | } | |
753 | ||
d6846af6 LF |
754 | |
755 | return _SUCCESS; | |
756 | } | |
757 | ||
7be921a2 | 758 | s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib) |
d6846af6 LF |
759 | { |
760 | u16 *qc; | |
761 | ||
d87f574d | 762 | struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr; |
d6846af6 LF |
763 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
764 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
765 | u8 qos_option = false; | |
766 | ||
767 | int res = _SUCCESS; | |
d87f574d | 768 | __le16 *fctrl = &pwlanhdr->frame_control; |
d6846af6 LF |
769 | |
770 | struct sta_info *psta; | |
771 | ||
772 | int bmcst = IS_MCAST(pattrib->ra); | |
773 | ||
d6846af6 LF |
774 | |
775 | if (pattrib->psta) { | |
776 | psta = pattrib->psta; | |
777 | } else { | |
dc0283c7 | 778 | if (bmcst) |
d6846af6 | 779 | psta = rtw_get_bcmc_stainfo(padapter); |
dc0283c7 | 780 | else |
d6846af6 | 781 | psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); |
d6846af6 LF |
782 | } |
783 | ||
1ce39848 | 784 | memset(hdr, 0, WLANHDR_OFFSET); |
d6846af6 LF |
785 | |
786 | SetFrameSubType(fctrl, pattrib->subtype); | |
787 | ||
788 | if (pattrib->subtype & WIFI_DATA_TYPE) { | |
789 | if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)) { | |
790 | /* to_ds = 1, fr_ds = 0; */ | |
791 | /* Data transfer to AP */ | |
792 | SetToDs(fctrl); | |
793 | memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN); | |
794 | memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); | |
795 | memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN); | |
796 | ||
797 | if (pqospriv->qos_option) | |
798 | qos_option = true; | |
799 | } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { | |
800 | /* to_ds = 0, fr_ds = 1; */ | |
801 | SetFrDs(fctrl); | |
802 | memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); | |
803 | memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN); | |
804 | memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN); | |
805 | ||
806 | if (psta->qos_option) | |
807 | qos_option = true; | |
808 | } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || | |
809 | check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { | |
810 | memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); | |
811 | memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); | |
812 | memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); | |
813 | ||
814 | if (psta->qos_option) | |
815 | qos_option = true; | |
816 | } else { | |
817 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv))); | |
818 | res = _FAIL; | |
819 | goto exit; | |
820 | } | |
821 | ||
822 | if (pattrib->mdata) | |
823 | SetMData(fctrl); | |
824 | ||
825 | if (pattrib->encrypt) | |
826 | SetPrivacy(fctrl); | |
827 | ||
828 | if (qos_option) { | |
829 | qc = (unsigned short *)(hdr + pattrib->hdrlen - 2); | |
830 | ||
831 | if (pattrib->priority) | |
832 | SetPriority(qc, pattrib->priority); | |
833 | ||
834 | SetEOSP(qc, pattrib->eosp); | |
835 | ||
836 | SetAckpolicy(qc, pattrib->ack_policy); | |
837 | } | |
838 | ||
839 | /* TODO: fill HT Control Field */ | |
840 | ||
841 | /* Update Seq Num will be handled by f/w */ | |
842 | if (psta) { | |
843 | psta->sta_xmitpriv.txseq_tid[pattrib->priority]++; | |
844 | psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF; | |
845 | ||
846 | pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority]; | |
847 | ||
848 | SetSeqNum(hdr, pattrib->seqnum); | |
849 | ||
850 | /* check if enable ampdu */ | |
851 | if (pattrib->ht_en && psta->htpriv.ampdu_enable) { | |
852 | if (psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) | |
4e0fa71c | 853 | pattrib->ampdu_en = true; |
d6846af6 LF |
854 | } |
855 | ||
856 | /* re-check if enable ampdu by BA_starting_seqctrl */ | |
857 | if (pattrib->ampdu_en) { | |
858 | u16 tx_seq; | |
859 | ||
860 | tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f]; | |
861 | ||
862 | /* check BA_starting_seqctrl */ | |
863 | if (SN_LESS(pattrib->seqnum, tx_seq)) { | |
864 | pattrib->ampdu_en = false;/* AGG BK */ | |
865 | } else if (SN_EQUAL(pattrib->seqnum, tx_seq)) { | |
866 | psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq+1)&0xfff; | |
867 | ||
868 | pattrib->ampdu_en = true;/* AGG EN */ | |
869 | } else { | |
870 | psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff; | |
871 | pattrib->ampdu_en = true;/* AGG EN */ | |
872 | } | |
873 | } | |
874 | } | |
875 | } | |
876 | exit: | |
877 | ||
d6846af6 LF |
878 | return res; |
879 | } | |
880 | ||
881 | s32 rtw_txframes_pending(struct adapter *padapter) | |
882 | { | |
883 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
884 | ||
f7091bc6 | 885 | return (!list_empty(&pxmitpriv->be_pending.queue) || |
886 | !list_empty(&pxmitpriv->bk_pending.queue) || | |
887 | !list_empty(&pxmitpriv->vi_pending.queue) || | |
888 | !list_empty(&pxmitpriv->vo_pending.queue)); | |
d6846af6 LF |
889 | } |
890 | ||
891 | s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, struct pkt_attrib *pattrib) | |
892 | { | |
893 | struct sta_info *psta; | |
894 | struct tx_servq *ptxservq; | |
895 | int priority = pattrib->priority; | |
896 | ||
897 | psta = pattrib->psta; | |
898 | ||
899 | switch (priority) { | |
900 | case 1: | |
901 | case 2: | |
902 | ptxservq = &(psta->sta_xmitpriv.bk_q); | |
903 | break; | |
904 | case 4: | |
905 | case 5: | |
906 | ptxservq = &(psta->sta_xmitpriv.vi_q); | |
907 | break; | |
908 | case 6: | |
909 | case 7: | |
910 | ptxservq = &(psta->sta_xmitpriv.vo_q); | |
911 | break; | |
912 | case 0: | |
913 | case 3: | |
914 | default: | |
915 | ptxservq = &(psta->sta_xmitpriv.be_q); | |
916 | break; | |
917 | } | |
918 | ||
919 | return ptxservq->qcnt; | |
920 | } | |
921 | ||
922 | /* | |
923 | * Calculate wlan 802.11 packet MAX size from pkt_attrib | |
924 | * This function doesn't consider fragment case | |
925 | */ | |
926 | u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib) | |
927 | { | |
928 | u32 len = 0; | |
929 | ||
930 | len = pattrib->hdrlen + pattrib->iv_len; /* WLAN Header and IV */ | |
931 | len += SNAP_SIZE + sizeof(u16); /* LLC */ | |
932 | len += pattrib->pktlen; | |
933 | if (pattrib->encrypt == _TKIP_) | |
934 | len += 8; /* MIC */ | |
935 | len += ((pattrib->bswenc) ? pattrib->icv_len : 0); /* ICV */ | |
936 | ||
937 | return len; | |
938 | } | |
939 | ||
940 | /* | |
941 | ||
942 | This sub-routine will perform all the following: | |
943 | ||
944 | 1. remove 802.3 header. | |
945 | 2. create wlan_header, based on the info in pxmitframe | |
946 | 3. append sta's iv/ext-iv | |
947 | 4. append LLC | |
948 | 5. move frag chunk from pframe to pxmitframe->mem | |
949 | 6. apply sw-encrypt, if necessary. | |
950 | ||
951 | */ | |
952 | s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct xmit_frame *pxmitframe) | |
953 | { | |
954 | struct pkt_file pktfile; | |
955 | s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz; | |
956 | size_t addr; | |
957 | u8 *pframe, *mem_start; | |
958 | u8 hw_hdr_offset; | |
959 | struct sta_info *psta; | |
960 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
961 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
962 | u8 *pbuf_start; | |
963 | s32 bmcst = IS_MCAST(pattrib->ra); | |
964 | s32 res = _SUCCESS; | |
965 | ||
d6846af6 LF |
966 | |
967 | psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); | |
968 | ||
969 | if (psta == NULL) | |
970 | return _FAIL; | |
971 | ||
972 | if (pxmitframe->buf_addr == NULL) { | |
973 | DBG_88E("==> %s buf_addr == NULL\n", __func__); | |
974 | return _FAIL; | |
975 | } | |
976 | ||
977 | pbuf_start = pxmitframe->buf_addr; | |
978 | ||
979 | hw_hdr_offset = TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); | |
980 | ||
981 | mem_start = pbuf_start + hw_hdr_offset; | |
982 | ||
983 | if (rtw_make_wlanhdr(padapter, mem_start, pattrib) == _FAIL) { | |
984 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n")); | |
985 | DBG_88E("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n"); | |
986 | res = _FAIL; | |
987 | goto exit; | |
988 | } | |
989 | ||
990 | _rtw_open_pktfile(pkt, &pktfile); | |
111e4e5a | 991 | _rtw_pktfile_read(&pktfile, NULL, ETH_HLEN); |
d6846af6 LF |
992 | |
993 | frg_inx = 0; | |
994 | frg_len = pxmitpriv->frag_len - 4;/* 2346-4 = 2342 */ | |
995 | ||
996 | while (1) { | |
997 | llc_sz = 0; | |
998 | ||
999 | mpdu_len = frg_len; | |
1000 | ||
1001 | pframe = mem_start; | |
1002 | ||
1003 | SetMFrag(mem_start); | |
1004 | ||
1005 | pframe += pattrib->hdrlen; | |
1006 | mpdu_len -= pattrib->hdrlen; | |
1007 | ||
1008 | /* adding icv, if necessary... */ | |
1009 | if (pattrib->iv_len) { | |
d48037f9 | 1010 | switch (pattrib->encrypt) { |
4e0fa71c MB |
1011 | case _WEP40_: |
1012 | case _WEP104_: | |
1013 | WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); | |
1014 | break; | |
1015 | case _TKIP_: | |
1016 | if (bmcst) | |
1017 | TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); | |
1018 | else | |
1019 | TKIP_IV(pattrib->iv, psta->dot11txpn, 0); | |
1020 | break; | |
1021 | case _AES_: | |
1022 | if (bmcst) | |
1023 | AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); | |
1024 | else | |
1025 | AES_IV(pattrib->iv, psta->dot11txpn, 0); | |
1026 | break; | |
d6846af6 LF |
1027 | } |
1028 | ||
1029 | memcpy(pframe, pattrib->iv, pattrib->iv_len); | |
1030 | ||
1031 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_, | |
1032 | ("rtw_xmitframe_coalesce: keyid=%d pattrib->iv[3]=%.2x pframe=%.2x %.2x %.2x %.2x\n", | |
1033 | padapter->securitypriv.dot11PrivacyKeyIndex, pattrib->iv[3], *pframe, *(pframe+1), *(pframe+2), *(pframe+3))); | |
1034 | ||
1035 | pframe += pattrib->iv_len; | |
1036 | ||
1037 | mpdu_len -= pattrib->iv_len; | |
1038 | } | |
1039 | ||
1040 | if (frg_inx == 0) { | |
1041 | llc_sz = rtw_put_snap(pframe, pattrib->ether_type); | |
1042 | pframe += llc_sz; | |
1043 | mpdu_len -= llc_sz; | |
1044 | } | |
1045 | ||
dc0283c7 | 1046 | if ((pattrib->icv_len > 0) && (pattrib->bswenc)) |
d6846af6 | 1047 | mpdu_len -= pattrib->icv_len; |
d6846af6 LF |
1048 | |
1049 | if (bmcst) { | |
1050 | /* don't do fragment to broadcat/multicast packets */ | |
1051 | mem_sz = _rtw_pktfile_read(&pktfile, pframe, pattrib->pktlen); | |
1052 | } else { | |
1053 | mem_sz = _rtw_pktfile_read(&pktfile, pframe, mpdu_len); | |
1054 | } | |
1055 | ||
1056 | pframe += mem_sz; | |
1057 | ||
1058 | if ((pattrib->icv_len > 0) && (pattrib->bswenc)) { | |
1059 | memcpy(pframe, pattrib->icv, pattrib->icv_len); | |
1060 | pframe += pattrib->icv_len; | |
1061 | } | |
1062 | ||
1063 | frg_inx++; | |
1064 | ||
9c054911 | 1065 | if (bmcst || pktfile.pkt_len == 0) { |
d6846af6 LF |
1066 | pattrib->nr_frags = frg_inx; |
1067 | ||
1068 | pattrib->last_txcmdsz = pattrib->hdrlen + pattrib->iv_len + ((pattrib->nr_frags == 1) ? llc_sz : 0) + | |
1069 | ((pattrib->bswenc) ? pattrib->icv_len : 0) + mem_sz; | |
1070 | ||
1071 | ClearMFrag(mem_start); | |
1072 | ||
1073 | break; | |
1074 | } else { | |
1075 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("%s: There're still something in packet!\n", __func__)); | |
1076 | } | |
1077 | ||
1078 | addr = (size_t)(pframe); | |
1079 | ||
7be921a2 | 1080 | mem_start = (unsigned char *)round_up(addr, 4) + hw_hdr_offset; |
d6846af6 LF |
1081 | memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen); |
1082 | } | |
1083 | ||
0a0796eb JS |
1084 | /* Frame is about to be encrypted. Forward it to the monitor first. */ |
1085 | rtl88eu_mon_xmit_hook(padapter->pmondev, pxmitframe, frg_len); | |
1086 | ||
d6846af6 LF |
1087 | if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) { |
1088 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n")); | |
1089 | DBG_88E("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n"); | |
1090 | res = _FAIL; | |
1091 | goto exit; | |
1092 | } | |
1093 | ||
1094 | xmitframe_swencrypt(padapter, pxmitframe); | |
1095 | ||
1096 | if (!bmcst) | |
1097 | update_attrib_vcs_info(padapter, pxmitframe); | |
1098 | else | |
1099 | pattrib->vcs_mode = NONE_VCS; | |
1100 | ||
1101 | exit: | |
1102 | ||
d6846af6 LF |
1103 | |
1104 | return res; | |
1105 | } | |
1106 | ||
1107 | /* Logical Link Control(LLC) SubNetwork Attachment Point(SNAP) header | |
1108 | * IEEE LLC/SNAP header contains 8 octets | |
1109 | * First 3 octets comprise the LLC portion | |
1110 | * SNAP portion, 5 octets, is divided into two fields: | |
1111 | * Organizationally Unique Identifier(OUI), 3 octets, | |
1112 | * type, defined by that organization, 2 octets. | |
1113 | */ | |
1114 | s32 rtw_put_snap(u8 *data, u16 h_proto) | |
1115 | { | |
1116 | struct ieee80211_snap_hdr *snap; | |
1117 | u8 *oui; | |
1118 | ||
d6846af6 LF |
1119 | |
1120 | snap = (struct ieee80211_snap_hdr *)data; | |
1121 | snap->dsap = 0xaa; | |
1122 | snap->ssap = 0xaa; | |
1123 | snap->ctrl = 0x03; | |
1124 | ||
1125 | if (h_proto == 0x8137 || h_proto == 0x80f3) | |
1126 | oui = P802_1H_OUI; | |
1127 | else | |
1128 | oui = RFC1042_OUI; | |
1129 | ||
1130 | snap->oui[0] = oui[0]; | |
1131 | snap->oui[1] = oui[1]; | |
1132 | snap->oui[2] = oui[2]; | |
1133 | ||
1134 | *(__be16 *)(data + SNAP_SIZE) = htons(h_proto); | |
1135 | ||
d6846af6 LF |
1136 | |
1137 | return SNAP_SIZE + sizeof(u16); | |
1138 | } | |
1139 | ||
1140 | void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len) | |
1141 | { | |
1142 | uint protection; | |
1143 | u8 *perp; | |
1144 | int erp_len; | |
1145 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1146 | struct registry_priv *pregistrypriv = &padapter->registrypriv; | |
1147 | ||
d6846af6 LF |
1148 | |
1149 | switch (pxmitpriv->vcs_setting) { | |
1150 | case DISABLE_VCS: | |
1151 | pxmitpriv->vcs = NONE_VCS; | |
1152 | break; | |
1153 | case ENABLE_VCS: | |
1154 | break; | |
1155 | case AUTO_VCS: | |
1156 | default: | |
1157 | perp = rtw_get_ie(ie, _ERPINFO_IE_, &erp_len, ie_len); | |
1158 | if (perp == NULL) { | |
1159 | pxmitpriv->vcs = NONE_VCS; | |
1160 | } else { | |
1161 | protection = (*(perp + 2)) & BIT(1); | |
1162 | if (protection) { | |
1163 | if (pregistrypriv->vcs_type == RTS_CTS) | |
1164 | pxmitpriv->vcs = RTS_CTS; | |
1165 | else | |
1166 | pxmitpriv->vcs = CTS_TO_SELF; | |
1167 | } else { | |
1168 | pxmitpriv->vcs = NONE_VCS; | |
1169 | } | |
1170 | } | |
1171 | break; | |
1172 | } | |
1173 | ||
d6846af6 LF |
1174 | } |
1175 | ||
1176 | void rtw_count_tx_stats(struct adapter *padapter, struct xmit_frame *pxmitframe, int sz) | |
1177 | { | |
1178 | struct sta_info *psta = NULL; | |
1179 | struct stainfo_stats *pstats = NULL; | |
1180 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1181 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1182 | ||
1183 | if ((pxmitframe->frame_tag&0x0f) == DATA_FRAMETAG) { | |
1184 | pxmitpriv->tx_bytes += sz; | |
1185 | pmlmepriv->LinkDetectInfo.NumTxOkInPeriod += pxmitframe->agg_num; | |
1186 | ||
1187 | psta = pxmitframe->attrib.psta; | |
1188 | if (psta) { | |
1189 | pstats = &psta->sta_stats; | |
1190 | pstats->tx_pkts += pxmitframe->agg_num; | |
1191 | pstats->tx_bytes += sz; | |
1192 | } | |
1193 | } | |
1194 | } | |
1195 | ||
1196 | struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv) | |
1197 | { | |
1198 | unsigned long irql; | |
b9f1c275 | 1199 | struct xmit_buf *pxmitbuf; |
d6846af6 LF |
1200 | struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; |
1201 | ||
f937886b | 1202 | spin_lock_irqsave(&pfree_queue->lock, irql); |
b9f1c275 GT |
1203 | pxmitbuf = list_first_entry_or_null(&pfree_queue->queue, |
1204 | struct xmit_buf, list); | |
1205 | if (pxmitbuf) { | |
1206 | list_del_init(&pxmitbuf->list); | |
d6846af6 | 1207 | pxmitpriv->free_xmit_extbuf_cnt--; |
d6846af6 LF |
1208 | pxmitbuf->priv_data = NULL; |
1209 | /* pxmitbuf->ext_tag = true; */ | |
d6846af6 LF |
1210 | if (pxmitbuf->sctx) { |
1211 | DBG_88E("%s pxmitbuf->sctx is not NULL\n", __func__); | |
1212 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC); | |
1213 | } | |
1214 | } | |
597794f5 | 1215 | spin_unlock_irqrestore(&pfree_queue->lock, irql); |
d6846af6 | 1216 | |
d6846af6 LF |
1217 | return pxmitbuf; |
1218 | } | |
1219 | ||
1220 | s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) | |
1221 | { | |
1222 | unsigned long irql; | |
1223 | struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; | |
1224 | ||
d6846af6 LF |
1225 | |
1226 | if (pxmitbuf == NULL) | |
1227 | return _FAIL; | |
1228 | ||
f937886b | 1229 | spin_lock_irqsave(&pfree_queue->lock, irql); |
d6846af6 | 1230 | |
8d5bdece | 1231 | list_del_init(&pxmitbuf->list); |
d6846af6 | 1232 | |
ae6787ad | 1233 | list_add_tail(&(pxmitbuf->list), get_list_head(pfree_queue)); |
d6846af6 LF |
1234 | pxmitpriv->free_xmit_extbuf_cnt++; |
1235 | ||
597794f5 | 1236 | spin_unlock_irqrestore(&pfree_queue->lock, irql); |
d6846af6 | 1237 | |
d6846af6 LF |
1238 | |
1239 | return _SUCCESS; | |
1240 | } | |
1241 | ||
1242 | struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv) | |
1243 | { | |
1244 | unsigned long irql; | |
b9f1c275 | 1245 | struct xmit_buf *pxmitbuf; |
d6846af6 LF |
1246 | struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; |
1247 | ||
d6846af6 LF |
1248 | /* DBG_88E("+rtw_alloc_xmitbuf\n"); */ |
1249 | ||
f937886b | 1250 | spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irql); |
b9f1c275 GT |
1251 | pxmitbuf = list_first_entry_or_null(&pfree_xmitbuf_queue->queue, |
1252 | struct xmit_buf, list); | |
1253 | if (pxmitbuf) { | |
1254 | list_del_init(&pxmitbuf->list); | |
d6846af6 LF |
1255 | pxmitpriv->free_xmitbuf_cnt--; |
1256 | pxmitbuf->priv_data = NULL; | |
1257 | if (pxmitbuf->sctx) { | |
1258 | DBG_88E("%s pxmitbuf->sctx is not NULL\n", __func__); | |
1259 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC); | |
1260 | } | |
1261 | } | |
597794f5 | 1262 | spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 | 1263 | |
d6846af6 LF |
1264 | return pxmitbuf; |
1265 | } | |
1266 | ||
1267 | s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) | |
1268 | { | |
1269 | unsigned long irql; | |
1270 | struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; | |
1271 | ||
d6846af6 LF |
1272 | if (pxmitbuf == NULL) |
1273 | return _FAIL; | |
1274 | ||
1275 | if (pxmitbuf->sctx) { | |
1276 | DBG_88E("%s pxmitbuf->sctx is not NULL\n", __func__); | |
1277 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_FREE); | |
1278 | } | |
1279 | ||
1280 | if (pxmitbuf->ext_tag) { | |
1281 | rtw_free_xmitbuf_ext(pxmitpriv, pxmitbuf); | |
1282 | } else { | |
f937886b | 1283 | spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 | 1284 | |
8d5bdece | 1285 | list_del_init(&pxmitbuf->list); |
d6846af6 | 1286 | |
ae6787ad | 1287 | list_add_tail(&(pxmitbuf->list), get_list_head(pfree_xmitbuf_queue)); |
d6846af6 LF |
1288 | |
1289 | pxmitpriv->free_xmitbuf_cnt++; | |
597794f5 | 1290 | spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 LF |
1291 | } |
1292 | ||
d6846af6 LF |
1293 | |
1294 | return _SUCCESS; | |
1295 | } | |
1296 | ||
1297 | /* | |
1298 | Calling context: | |
1299 | 1. OS_TXENTRY | |
1300 | 2. RXENTRY (rx_thread or RX_ISR/RX_CallBack) | |
1301 | ||
1302 | If we turn on USE_RXTHREAD, then, no need for critical section. | |
1303 | Otherwise, we must use _enter/_exit critical to protect free_xmit_queue... | |
1304 | ||
1305 | Must be very very cautious... | |
1306 | ||
1307 | */ | |
1308 | ||
b9f1c275 GT |
1309 | struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv) |
1310 | /* _queue *pfree_xmit_queue) */ | |
d6846af6 LF |
1311 | { |
1312 | /* | |
1313 | Please remember to use all the osdep_service api, | |
1314 | and lock/unlock or _enter/_exit critical to protect | |
1315 | pfree_xmit_queue | |
1316 | */ | |
b9f1c275 | 1317 | struct xmit_frame *pxframe; |
d6846af6 LF |
1318 | struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; |
1319 | ||
7057dcb3 | 1320 | spin_lock_bh(&pfree_xmit_queue->lock); |
b9f1c275 GT |
1321 | pxframe = list_first_entry_or_null(&pfree_xmit_queue->queue, |
1322 | struct xmit_frame, list); | |
1323 | if (!pxframe) { | |
1324 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, | |
1325 | ("rtw_alloc_xmitframe:%d\n", | |
1326 | pxmitpriv->free_xmitframe_cnt)); | |
d6846af6 | 1327 | } else { |
b9f1c275 | 1328 | list_del_init(&pxframe->list); |
d6846af6 | 1329 | |
b9f1c275 | 1330 | /* default value setting */ |
d6846af6 LF |
1331 | pxmitpriv->free_xmitframe_cnt--; |
1332 | ||
b9f1c275 GT |
1333 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, |
1334 | ("rtw_alloc_xmitframe():free_xmitframe_cnt=%d\n", | |
1335 | pxmitpriv->free_xmitframe_cnt)); | |
d6846af6 LF |
1336 | |
1337 | pxframe->buf_addr = NULL; | |
1338 | pxframe->pxmitbuf = NULL; | |
1339 | ||
1ce39848 | 1340 | memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib)); |
d6846af6 LF |
1341 | /* pxframe->attrib.psta = NULL; */ |
1342 | ||
1343 | pxframe->frame_tag = DATA_FRAMETAG; | |
1344 | ||
1345 | pxframe->pkt = NULL; | |
1346 | pxframe->pkt_offset = 1;/* default use pkt_offset to fill tx desc */ | |
1347 | ||
1348 | pxframe->agg_num = 1; | |
1349 | pxframe->ack_report = 0; | |
1350 | } | |
e02bcf61 | 1351 | spin_unlock_bh(&pfree_xmit_queue->lock); |
d6846af6 | 1352 | |
d6846af6 LF |
1353 | return pxframe; |
1354 | } | |
1355 | ||
1356 | s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe) | |
1357 | { | |
d6846af6 LF |
1358 | struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; |
1359 | struct adapter *padapter = pxmitpriv->adapter; | |
1360 | struct sk_buff *pndis_pkt = NULL; | |
1361 | ||
d6846af6 LF |
1362 | |
1363 | if (pxmitframe == NULL) { | |
1364 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("====== rtw_free_xmitframe():pxmitframe == NULL!!!!!!!!!!\n")); | |
1365 | goto exit; | |
1366 | } | |
1367 | ||
7057dcb3 | 1368 | spin_lock_bh(&pfree_xmit_queue->lock); |
d6846af6 | 1369 | |
8d5bdece | 1370 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1371 | |
1372 | if (pxmitframe->pkt) { | |
1373 | pndis_pkt = pxmitframe->pkt; | |
1374 | pxmitframe->pkt = NULL; | |
1375 | } | |
1376 | ||
ae6787ad | 1377 | list_add_tail(&pxmitframe->list, get_list_head(pfree_xmit_queue)); |
d6846af6 LF |
1378 | |
1379 | pxmitpriv->free_xmitframe_cnt++; | |
1380 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe():free_xmitframe_cnt=%d\n", pxmitpriv->free_xmitframe_cnt)); | |
1381 | ||
e02bcf61 | 1382 | spin_unlock_bh(&pfree_xmit_queue->lock); |
d6846af6 LF |
1383 | |
1384 | if (pndis_pkt) | |
1385 | rtw_os_pkt_complete(padapter, pndis_pkt); | |
1386 | ||
1387 | exit: | |
1388 | ||
d6846af6 LF |
1389 | |
1390 | return _SUCCESS; | |
1391 | } | |
1392 | ||
1393 | void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue) | |
1394 | { | |
d6846af6 LF |
1395 | struct list_head *plist, *phead; |
1396 | struct xmit_frame *pxmitframe; | |
1397 | ||
d6846af6 | 1398 | |
7057dcb3 | 1399 | spin_lock_bh(&(pframequeue->lock)); |
d6846af6 LF |
1400 | |
1401 | phead = get_list_head(pframequeue); | |
c44e5e39 | 1402 | plist = phead->next; |
d6846af6 | 1403 | |
84660700 | 1404 | while (phead != plist) { |
bea88100 | 1405 | pxmitframe = container_of(plist, struct xmit_frame, list); |
d6846af6 | 1406 | |
c44e5e39 | 1407 | plist = plist->next; |
d6846af6 LF |
1408 | |
1409 | rtw_free_xmitframe(pxmitpriv, pxmitframe); | |
1410 | } | |
e02bcf61 | 1411 | spin_unlock_bh(&(pframequeue->lock)); |
d6846af6 | 1412 | |
d6846af6 LF |
1413 | } |
1414 | ||
1415 | s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1416 | { | |
1417 | if (rtw_xmit_classifier(padapter, pxmitframe) == _FAIL) { | |
1418 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, | |
1419 | ("rtw_xmitframe_enqueue: drop xmit pkt for classifier fail\n")); | |
1420 | /* pxmitframe->pkt = NULL; */ | |
1421 | return _FAIL; | |
1422 | } | |
1423 | ||
1424 | return _SUCCESS; | |
1425 | } | |
1426 | ||
1427 | static struct xmit_frame *dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit, struct tx_servq *ptxservq, struct __queue *pframe_queue) | |
1428 | { | |
1429 | struct list_head *xmitframe_plist, *xmitframe_phead; | |
1430 | struct xmit_frame *pxmitframe = NULL; | |
1431 | ||
1432 | xmitframe_phead = get_list_head(pframe_queue); | |
c44e5e39 | 1433 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 1434 | |
84660700 | 1435 | if (xmitframe_phead != xmitframe_plist) { |
bea88100 | 1436 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 1437 | |
c44e5e39 | 1438 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 | 1439 | |
8d5bdece | 1440 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1441 | |
1442 | ptxservq->qcnt--; | |
d6846af6 | 1443 | } |
d6846af6 LF |
1444 | return pxmitframe; |
1445 | } | |
1446 | ||
1447 | struct xmit_frame *rtw_dequeue_xframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit_i, int entry) | |
1448 | { | |
d6846af6 LF |
1449 | struct list_head *sta_plist, *sta_phead; |
1450 | struct hw_xmit *phwxmit; | |
1451 | struct tx_servq *ptxservq = NULL; | |
1452 | struct __queue *pframe_queue = NULL; | |
1453 | struct xmit_frame *pxmitframe = NULL; | |
1454 | struct adapter *padapter = pxmitpriv->adapter; | |
1455 | struct registry_priv *pregpriv = &padapter->registrypriv; | |
1456 | int i, inx[4]; | |
1457 | ||
d6846af6 LF |
1458 | |
1459 | inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; | |
1460 | ||
1461 | if (pregpriv->wifi_spec == 1) { | |
1462 | int j; | |
1463 | ||
1464 | for (j = 0; j < 4; j++) | |
1465 | inx[j] = pxmitpriv->wmm_para_seq[j]; | |
1466 | } | |
1467 | ||
7057dcb3 | 1468 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1469 | |
1470 | for (i = 0; i < entry; i++) { | |
1471 | phwxmit = phwxmit_i + inx[i]; | |
1472 | ||
1473 | sta_phead = get_list_head(phwxmit->sta_queue); | |
c44e5e39 | 1474 | sta_plist = sta_phead->next; |
d6846af6 | 1475 | |
84660700 | 1476 | while (sta_phead != sta_plist) { |
bea88100 | 1477 | ptxservq = container_of(sta_plist, struct tx_servq, tx_pending); |
d6846af6 LF |
1478 | |
1479 | pframe_queue = &ptxservq->sta_pending; | |
1480 | ||
1481 | pxmitframe = dequeue_one_xmitframe(pxmitpriv, phwxmit, ptxservq, pframe_queue); | |
1482 | ||
1483 | if (pxmitframe) { | |
1484 | phwxmit->accnt--; | |
1485 | ||
1486 | /* Remove sta node when there are no pending packets. */ | |
f7091bc6 | 1487 | if (list_empty(&pframe_queue->queue)) /* must be done after get_next and before break */ |
8d5bdece | 1488 | list_del_init(&ptxservq->tx_pending); |
d6846af6 LF |
1489 | goto exit; |
1490 | } | |
1491 | ||
c44e5e39 | 1492 | sta_plist = sta_plist->next; |
d6846af6 LF |
1493 | } |
1494 | } | |
1495 | exit: | |
e02bcf61 | 1496 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1497 | return pxmitframe; |
1498 | } | |
1499 | ||
1500 | struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, struct sta_info *psta, int up, u8 *ac) | |
1501 | { | |
1502 | struct tx_servq *ptxservq; | |
1503 | ||
d6846af6 LF |
1504 | switch (up) { |
1505 | case 1: | |
1506 | case 2: | |
1507 | ptxservq = &(psta->sta_xmitpriv.bk_q); | |
1508 | *(ac) = 3; | |
1509 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BK\n")); | |
1510 | break; | |
1511 | case 4: | |
1512 | case 5: | |
1513 | ptxservq = &(psta->sta_xmitpriv.vi_q); | |
1514 | *(ac) = 1; | |
1515 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VI\n")); | |
1516 | break; | |
1517 | case 6: | |
1518 | case 7: | |
1519 | ptxservq = &(psta->sta_xmitpriv.vo_q); | |
1520 | *(ac) = 0; | |
1521 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VO\n")); | |
1522 | break; | |
1523 | case 0: | |
1524 | case 3: | |
1525 | default: | |
1526 | ptxservq = &(psta->sta_xmitpriv.be_q); | |
1527 | *(ac) = 2; | |
1528 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BE\n")); | |
1529 | break; | |
1530 | } | |
1531 | ||
d6846af6 LF |
1532 | |
1533 | return ptxservq; | |
1534 | } | |
1535 | ||
1536 | /* | |
1537 | * Will enqueue pxmitframe to the proper queue, | |
1538 | * and indicate it to xx_pending list..... | |
1539 | */ | |
1540 | s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1541 | { | |
d6846af6 LF |
1542 | u8 ac_index; |
1543 | struct sta_info *psta; | |
1544 | struct tx_servq *ptxservq; | |
1545 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1546 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1547 | struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; | |
1548 | int res = _SUCCESS; | |
1549 | ||
d6846af6 | 1550 | |
dc0283c7 | 1551 | if (pattrib->psta) |
d6846af6 | 1552 | psta = pattrib->psta; |
dc0283c7 | 1553 | else |
d6846af6 | 1554 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); |
d6846af6 LF |
1555 | |
1556 | if (psta == NULL) { | |
1557 | res = _FAIL; | |
1558 | DBG_88E("rtw_xmit_classifier: psta == NULL\n"); | |
1559 | RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmit_classifier: psta == NULL\n")); | |
1560 | goto exit; | |
1561 | } | |
1562 | ||
1563 | ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); | |
1564 | ||
9c4b0e70 | 1565 | if (list_empty(&ptxservq->tx_pending)) |
ae6787ad | 1566 | list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue)); |
d6846af6 | 1567 | |
ae6787ad | 1568 | list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending)); |
d6846af6 LF |
1569 | ptxservq->qcnt++; |
1570 | phwxmits[ac_index].accnt++; | |
1571 | exit: | |
1572 | ||
d6846af6 LF |
1573 | |
1574 | return res; | |
1575 | } | |
1576 | ||
1577 | void rtw_alloc_hwxmits(struct adapter *padapter) | |
1578 | { | |
1579 | struct hw_xmit *hwxmits; | |
1580 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1581 | ||
1582 | pxmitpriv->hwxmit_entry = HWXMIT_ENTRY; | |
1583 | ||
0507a1e5 NSN |
1584 | pxmitpriv->hwxmits = kcalloc(pxmitpriv->hwxmit_entry, |
1585 | sizeof(struct hw_xmit), GFP_KERNEL); | |
d6846af6 LF |
1586 | |
1587 | hwxmits = pxmitpriv->hwxmits; | |
1588 | ||
c181be7f MS |
1589 | hwxmits[0] .sta_queue = &pxmitpriv->vo_pending; |
1590 | hwxmits[1] .sta_queue = &pxmitpriv->vi_pending; | |
1591 | hwxmits[2] .sta_queue = &pxmitpriv->be_pending; | |
1592 | hwxmits[3] .sta_queue = &pxmitpriv->bk_pending; | |
d6846af6 LF |
1593 | } |
1594 | ||
1595 | void rtw_free_hwxmits(struct adapter *padapter) | |
1596 | { | |
1597 | struct hw_xmit *hwxmits; | |
1598 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1599 | ||
1600 | hwxmits = pxmitpriv->hwxmits; | |
1601 | kfree(hwxmits); | |
1602 | } | |
1603 | ||
1604 | void rtw_init_hwxmits(struct hw_xmit *phwxmit, int entry) | |
1605 | { | |
1606 | int i; | |
7d2af82c | 1607 | |
d6846af6 LF |
1608 | for (i = 0; i < entry; i++, phwxmit++) |
1609 | phwxmit->accnt = 0; | |
d6846af6 LF |
1610 | } |
1611 | ||
d6846af6 LF |
1612 | u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe) |
1613 | { | |
1614 | u32 addr; | |
1615 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1616 | ||
1617 | switch (pattrib->qsel) { | |
1618 | case 0: | |
1619 | case 3: | |
1620 | addr = BE_QUEUE_INX; | |
1621 | break; | |
1622 | case 1: | |
1623 | case 2: | |
1624 | addr = BK_QUEUE_INX; | |
1625 | break; | |
1626 | case 4: | |
1627 | case 5: | |
1628 | addr = VI_QUEUE_INX; | |
1629 | break; | |
1630 | case 6: | |
1631 | case 7: | |
1632 | addr = VO_QUEUE_INX; | |
1633 | break; | |
1634 | case 0x10: | |
1635 | addr = BCN_QUEUE_INX; | |
1636 | break; | |
1637 | case 0x11:/* BC/MC in PS (HIQ) */ | |
1638 | addr = HIGH_QUEUE_INX; | |
1639 | break; | |
1640 | case 0x12: | |
1641 | default: | |
1642 | addr = MGT_QUEUE_INX; | |
1643 | break; | |
1644 | } | |
1645 | ||
1646 | return addr; | |
1647 | } | |
1648 | ||
d6846af6 LF |
1649 | /* |
1650 | * The main transmit(tx) entry | |
1651 | * | |
1652 | * Return | |
1653 | * 1 enqueue | |
1654 | * 0 success, hardware will handle this xmit frame(packet) | |
1655 | * <0 fail | |
1656 | */ | |
1657 | s32 rtw_xmit(struct adapter *padapter, struct sk_buff **ppkt) | |
1658 | { | |
d6846af6 LF |
1659 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
1660 | struct xmit_frame *pxmitframe = NULL; | |
d6846af6 LF |
1661 | s32 res; |
1662 | ||
1663 | pxmitframe = rtw_alloc_xmitframe(pxmitpriv); | |
1664 | if (pxmitframe == NULL) { | |
1665 | RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: no more pxmitframe\n")); | |
1666 | DBG_88E("DBG_TX_DROP_FRAME %s no more pxmitframe\n", __func__); | |
1667 | return -1; | |
1668 | } | |
1669 | ||
d6846af6 LF |
1670 | res = update_attrib(padapter, *ppkt, &pxmitframe->attrib); |
1671 | ||
1672 | if (res == _FAIL) { | |
1673 | RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: update attrib fail\n")); | |
1674 | rtw_free_xmitframe(pxmitpriv, pxmitframe); | |
1675 | return -1; | |
1676 | } | |
1677 | pxmitframe->pkt = *ppkt; | |
1678 | ||
30f56873 | 1679 | LedControl8188eu(padapter, LED_CTL_TX); |
d6846af6 | 1680 | |
3929667e | 1681 | pxmitframe->attrib.qsel = pxmitframe->attrib.priority; |
d6846af6 LF |
1682 | |
1683 | #ifdef CONFIG_88EU_AP_MODE | |
7057dcb3 | 1684 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 | 1685 | if (xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe)) { |
e02bcf61 | 1686 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1687 | return 1; |
1688 | } | |
e02bcf61 | 1689 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1690 | #endif |
1691 | ||
1692 | if (rtw_hal_xmit(padapter, pxmitframe) == false) | |
1693 | return 1; | |
1694 | ||
1695 | return 0; | |
1696 | } | |
1697 | ||
1698 | #if defined(CONFIG_88EU_AP_MODE) | |
1699 | ||
1700 | int xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1701 | { | |
d6846af6 LF |
1702 | int ret = false; |
1703 | struct sta_info *psta = NULL; | |
1704 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1705 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1706 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1707 | int bmcst = IS_MCAST(pattrib->ra); | |
1708 | ||
1709 | if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == false) | |
4e0fa71c | 1710 | return ret; |
d6846af6 LF |
1711 | |
1712 | if (pattrib->psta) | |
1713 | psta = pattrib->psta; | |
1714 | else | |
1715 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); | |
1716 | ||
1717 | if (psta == NULL) | |
1718 | return ret; | |
1719 | ||
1720 | if (pattrib->triggered == 1) { | |
1721 | if (bmcst) | |
1722 | pattrib->qsel = 0x11;/* HIQ */ | |
1723 | return ret; | |
1724 | } | |
1725 | ||
1726 | if (bmcst) { | |
7057dcb3 | 1727 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1728 | |
1729 | if (pstapriv->sta_dz_bitmap) {/* if any one sta is in ps mode */ | |
8d5bdece | 1730 | list_del_init(&pxmitframe->list); |
d6846af6 | 1731 | |
ae6787ad | 1732 | list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); |
d6846af6 LF |
1733 | |
1734 | psta->sleepq_len++; | |
1735 | ||
1736 | pstapriv->tim_bitmap |= BIT(0);/* */ | |
1737 | pstapriv->sta_dz_bitmap |= BIT(0); | |
1738 | ||
40a46d8b | 1739 | update_beacon(padapter, _TIM_IE_, NULL, false);/* tx bc/mc packets after update bcn */ |
d6846af6 LF |
1740 | |
1741 | ret = true; | |
1742 | } | |
1743 | ||
e02bcf61 | 1744 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1745 | |
1746 | return ret; | |
1747 | } | |
1748 | ||
7057dcb3 | 1749 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1750 | |
1751 | if (psta->state&WIFI_SLEEP_STATE) { | |
1752 | u8 wmmps_ac = 0; | |
1753 | ||
1754 | if (pstapriv->sta_dz_bitmap&BIT(psta->aid)) { | |
8d5bdece | 1755 | list_del_init(&pxmitframe->list); |
d6846af6 | 1756 | |
ae6787ad | 1757 | list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); |
d6846af6 LF |
1758 | |
1759 | psta->sleepq_len++; | |
1760 | ||
1761 | switch (pattrib->priority) { | |
1762 | case 1: | |
1763 | case 2: | |
c89e9869 | 1764 | wmmps_ac = psta->uapsd_bk & BIT(0); |
d6846af6 LF |
1765 | break; |
1766 | case 4: | |
1767 | case 5: | |
c89e9869 | 1768 | wmmps_ac = psta->uapsd_vi & BIT(0); |
d6846af6 LF |
1769 | break; |
1770 | case 6: | |
1771 | case 7: | |
c89e9869 | 1772 | wmmps_ac = psta->uapsd_vo & BIT(0); |
d6846af6 LF |
1773 | break; |
1774 | case 0: | |
1775 | case 3: | |
1776 | default: | |
c89e9869 | 1777 | wmmps_ac = psta->uapsd_be & BIT(0); |
d6846af6 LF |
1778 | break; |
1779 | } | |
1780 | ||
1781 | if (wmmps_ac) | |
1782 | psta->sleepq_ac_len++; | |
1783 | ||
1784 | if (((psta->has_legacy_ac) && (!wmmps_ac)) || | |
1785 | ((!psta->has_legacy_ac) && (wmmps_ac))) { | |
1786 | pstapriv->tim_bitmap |= BIT(psta->aid); | |
1787 | ||
1788 | if (psta->sleepq_len == 1) { | |
40a46d8b | 1789 | /* update BCN for TIM IE */ |
d6846af6 LF |
1790 | update_beacon(padapter, _TIM_IE_, NULL, false); |
1791 | } | |
1792 | } | |
1793 | ret = true; | |
1794 | } | |
1795 | } | |
1796 | ||
e02bcf61 | 1797 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1798 | |
1799 | return ret; | |
1800 | } | |
1801 | ||
1802 | static void dequeue_xmitframes_to_sleeping_queue(struct adapter *padapter, struct sta_info *psta, struct __queue *pframequeue) | |
1803 | { | |
1804 | struct list_head *plist, *phead; | |
1805 | u8 ac_index; | |
1806 | struct tx_servq *ptxservq; | |
1807 | struct pkt_attrib *pattrib; | |
1808 | struct xmit_frame *pxmitframe; | |
1809 | struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; | |
1810 | ||
1811 | phead = get_list_head(pframequeue); | |
c44e5e39 | 1812 | plist = phead->next; |
d6846af6 | 1813 | |
84660700 | 1814 | while (phead != plist) { |
bea88100 | 1815 | pxmitframe = container_of(plist, struct xmit_frame, list); |
d6846af6 | 1816 | |
c44e5e39 | 1817 | plist = plist->next; |
d6846af6 LF |
1818 | |
1819 | xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe); | |
1820 | ||
1821 | pattrib = &pxmitframe->attrib; | |
1822 | ||
1823 | ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); | |
1824 | ||
1825 | ptxservq->qcnt--; | |
1826 | phwxmits[ac_index].accnt--; | |
1827 | } | |
1828 | } | |
1829 | ||
1830 | void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta) | |
1831 | { | |
d6846af6 LF |
1832 | struct sta_info *psta_bmc; |
1833 | struct sta_xmit_priv *pstaxmitpriv; | |
1834 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1835 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1836 | ||
1837 | pstaxmitpriv = &psta->sta_xmitpriv; | |
1838 | ||
1839 | /* for BC/MC Frames */ | |
1840 | psta_bmc = rtw_get_bcmc_stainfo(padapter); | |
1841 | ||
7057dcb3 | 1842 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1843 | |
1844 | psta->state |= WIFI_SLEEP_STATE; | |
1845 | ||
1846 | pstapriv->sta_dz_bitmap |= BIT(psta->aid); | |
1847 | ||
1848 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vo_q.sta_pending); | |
8d5bdece | 1849 | list_del_init(&(pstaxmitpriv->vo_q.tx_pending)); |
d6846af6 LF |
1850 | |
1851 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vi_q.sta_pending); | |
8d5bdece | 1852 | list_del_init(&(pstaxmitpriv->vi_q.tx_pending)); |
d6846af6 LF |
1853 | |
1854 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->be_q.sta_pending); | |
8d5bdece | 1855 | list_del_init(&(pstaxmitpriv->be_q.tx_pending)); |
d6846af6 LF |
1856 | |
1857 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->bk_q.sta_pending); | |
8d5bdece | 1858 | list_del_init(&(pstaxmitpriv->bk_q.tx_pending)); |
d6846af6 LF |
1859 | |
1860 | /* for BC/MC Frames */ | |
1861 | pstaxmitpriv = &psta_bmc->sta_xmitpriv; | |
1862 | dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc, &pstaxmitpriv->be_q.sta_pending); | |
8d5bdece | 1863 | list_del_init(&(pstaxmitpriv->be_q.tx_pending)); |
d6846af6 | 1864 | |
e02bcf61 | 1865 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1866 | } |
1867 | ||
1868 | void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) | |
1869 | { | |
d6846af6 LF |
1870 | u8 update_mask = 0, wmmps_ac = 0; |
1871 | struct sta_info *psta_bmc; | |
1872 | struct list_head *xmitframe_plist, *xmitframe_phead; | |
1873 | struct xmit_frame *pxmitframe = NULL; | |
1874 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1875 | ||
7057dcb3 | 1876 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1877 | |
1878 | xmitframe_phead = get_list_head(&psta->sleep_q); | |
c44e5e39 | 1879 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 1880 | |
84660700 | 1881 | while (xmitframe_phead != xmitframe_plist) { |
bea88100 | 1882 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 1883 | |
c44e5e39 | 1884 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 | 1885 | |
8d5bdece | 1886 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1887 | |
1888 | switch (pxmitframe->attrib.priority) { | |
1889 | case 1: | |
1890 | case 2: | |
c89e9869 | 1891 | wmmps_ac = psta->uapsd_bk & BIT(1); |
d6846af6 LF |
1892 | break; |
1893 | case 4: | |
1894 | case 5: | |
c89e9869 | 1895 | wmmps_ac = psta->uapsd_vi & BIT(1); |
d6846af6 LF |
1896 | break; |
1897 | case 6: | |
1898 | case 7: | |
c89e9869 | 1899 | wmmps_ac = psta->uapsd_vo & BIT(1); |
d6846af6 LF |
1900 | break; |
1901 | case 0: | |
1902 | case 3: | |
1903 | default: | |
c89e9869 | 1904 | wmmps_ac = psta->uapsd_be & BIT(1); |
d6846af6 LF |
1905 | break; |
1906 | } | |
1907 | ||
1908 | psta->sleepq_len--; | |
1909 | if (psta->sleepq_len > 0) | |
1910 | pxmitframe->attrib.mdata = 1; | |
1911 | else | |
1912 | pxmitframe->attrib.mdata = 0; | |
1913 | ||
1914 | if (wmmps_ac) { | |
1915 | psta->sleepq_ac_len--; | |
1916 | if (psta->sleepq_ac_len > 0) { | |
1917 | pxmitframe->attrib.mdata = 1; | |
1918 | pxmitframe->attrib.eosp = 0; | |
1919 | } else { | |
1920 | pxmitframe->attrib.mdata = 0; | |
1921 | pxmitframe->attrib.eosp = 1; | |
1922 | } | |
1923 | } | |
1924 | ||
1925 | pxmitframe->attrib.triggered = 1; | |
1926 | ||
e02bcf61 | 1927 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1928 | if (rtw_hal_xmit(padapter, pxmitframe)) |
1929 | rtw_os_xmit_complete(padapter, pxmitframe); | |
7057dcb3 | 1930 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1931 | } |
1932 | ||
1933 | if (psta->sleepq_len == 0) { | |
1934 | pstapriv->tim_bitmap &= ~BIT(psta->aid); | |
1935 | ||
1936 | update_mask = BIT(0); | |
1937 | ||
1938 | if (psta->state&WIFI_SLEEP_STATE) | |
1939 | psta->state ^= WIFI_SLEEP_STATE; | |
1940 | ||
1941 | if (psta->state & WIFI_STA_ALIVE_CHK_STATE) { | |
1942 | psta->expire_to = pstapriv->expire_to; | |
1943 | psta->state ^= WIFI_STA_ALIVE_CHK_STATE; | |
1944 | } | |
1945 | ||
1946 | pstapriv->sta_dz_bitmap &= ~BIT(psta->aid); | |
1947 | } | |
1948 | ||
e02bcf61 | 1949 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1950 | |
1951 | /* for BC/MC Frames */ | |
1952 | psta_bmc = rtw_get_bcmc_stainfo(padapter); | |
1953 | if (!psta_bmc) | |
1954 | return; | |
1955 | ||
1956 | if ((pstapriv->sta_dz_bitmap&0xfffe) == 0x0) { /* no any sta in ps mode */ | |
7057dcb3 | 1957 | spin_lock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1958 | |
1959 | xmitframe_phead = get_list_head(&psta_bmc->sleep_q); | |
c44e5e39 | 1960 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 1961 | |
84660700 | 1962 | while (xmitframe_phead != xmitframe_plist) { |
bea88100 | 1963 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 1964 | |
c44e5e39 | 1965 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 | 1966 | |
8d5bdece | 1967 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1968 | |
1969 | psta_bmc->sleepq_len--; | |
1970 | if (psta_bmc->sleepq_len > 0) | |
1971 | pxmitframe->attrib.mdata = 1; | |
1972 | else | |
1973 | pxmitframe->attrib.mdata = 0; | |
1974 | ||
1975 | pxmitframe->attrib.triggered = 1; | |
1976 | ||
e02bcf61 | 1977 | spin_unlock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1978 | if (rtw_hal_xmit(padapter, pxmitframe)) |
1979 | rtw_os_xmit_complete(padapter, pxmitframe); | |
7057dcb3 | 1980 | spin_lock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1981 | } |
1982 | ||
1983 | if (psta_bmc->sleepq_len == 0) { | |
1984 | pstapriv->tim_bitmap &= ~BIT(0); | |
1985 | pstapriv->sta_dz_bitmap &= ~BIT(0); | |
1986 | ||
1987 | update_mask |= BIT(1); | |
1988 | } | |
1989 | ||
e02bcf61 | 1990 | spin_unlock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1991 | } |
1992 | ||
1993 | if (update_mask) | |
1994 | update_beacon(padapter, _TIM_IE_, NULL, false); | |
1995 | } | |
1996 | ||
1997 | void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta) | |
1998 | { | |
d6846af6 LF |
1999 | u8 wmmps_ac = 0; |
2000 | struct list_head *xmitframe_plist, *xmitframe_phead; | |
2001 | struct xmit_frame *pxmitframe = NULL; | |
2002 | struct sta_priv *pstapriv = &padapter->stapriv; | |
2003 | ||
7057dcb3 | 2004 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
2005 | |
2006 | xmitframe_phead = get_list_head(&psta->sleep_q); | |
c44e5e39 | 2007 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 2008 | |
84660700 | 2009 | while (xmitframe_phead != xmitframe_plist) { |
bea88100 | 2010 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 2011 | |
c44e5e39 | 2012 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 LF |
2013 | |
2014 | switch (pxmitframe->attrib.priority) { | |
2015 | case 1: | |
2016 | case 2: | |
c89e9869 | 2017 | wmmps_ac = psta->uapsd_bk & BIT(1); |
d6846af6 LF |
2018 | break; |
2019 | case 4: | |
2020 | case 5: | |
c89e9869 | 2021 | wmmps_ac = psta->uapsd_vi & BIT(1); |
d6846af6 LF |
2022 | break; |
2023 | case 6: | |
2024 | case 7: | |
c89e9869 | 2025 | wmmps_ac = psta->uapsd_vo & BIT(1); |
d6846af6 LF |
2026 | break; |
2027 | case 0: | |
2028 | case 3: | |
2029 | default: | |
c89e9869 | 2030 | wmmps_ac = psta->uapsd_be & BIT(1); |
d6846af6 LF |
2031 | break; |
2032 | } | |
2033 | ||
2034 | if (!wmmps_ac) | |
2035 | continue; | |
2036 | ||
8d5bdece | 2037 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
2038 | |
2039 | psta->sleepq_len--; | |
2040 | psta->sleepq_ac_len--; | |
2041 | ||
2042 | if (psta->sleepq_ac_len > 0) { | |
2043 | pxmitframe->attrib.mdata = 1; | |
2044 | pxmitframe->attrib.eosp = 0; | |
2045 | } else { | |
2046 | pxmitframe->attrib.mdata = 0; | |
2047 | pxmitframe->attrib.eosp = 1; | |
2048 | } | |
2049 | ||
2050 | pxmitframe->attrib.triggered = 1; | |
2051 | ||
2052 | if (rtw_hal_xmit(padapter, pxmitframe) == true) | |
2053 | rtw_os_xmit_complete(padapter, pxmitframe); | |
2054 | ||
2055 | if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) && (wmmps_ac)) { | |
2056 | pstapriv->tim_bitmap &= ~BIT(psta->aid); | |
2057 | ||
40a46d8b | 2058 | /* update BCN for TIM IE */ |
d6846af6 LF |
2059 | update_beacon(padapter, _TIM_IE_, NULL, false); |
2060 | } | |
2061 | } | |
2062 | ||
e02bcf61 | 2063 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
2064 | } |
2065 | ||
2066 | #endif | |
2067 | ||
2068 | void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms) | |
2069 | { | |
2070 | sctx->timeout_ms = timeout_ms; | |
c01fb496 | 2071 | sctx->submit_time = jiffies; |
d6846af6 LF |
2072 | init_completion(&sctx->done); |
2073 | sctx->status = RTW_SCTX_SUBMITTED; | |
2074 | } | |
2075 | ||
2076 | int rtw_sctx_wait(struct submit_ctx *sctx) | |
2077 | { | |
2078 | int ret = _FAIL; | |
2079 | unsigned long expire; | |
2080 | int status = 0; | |
2081 | ||
2082 | expire = sctx->timeout_ms ? msecs_to_jiffies(sctx->timeout_ms) : MAX_SCHEDULE_TIMEOUT; | |
2083 | if (!wait_for_completion_timeout(&sctx->done, expire)) { | |
2084 | /* timeout, do something?? */ | |
2085 | status = RTW_SCTX_DONE_TIMEOUT; | |
2086 | DBG_88E("%s timeout\n", __func__); | |
2087 | } else { | |
2088 | status = sctx->status; | |
2089 | } | |
2090 | ||
2091 | if (status == RTW_SCTX_DONE_SUCCESS) | |
2092 | ret = _SUCCESS; | |
2093 | ||
2094 | return ret; | |
2095 | } | |
2096 | ||
2097 | static bool rtw_sctx_chk_waring_status(int status) | |
2098 | { | |
2099 | switch (status) { | |
2100 | case RTW_SCTX_DONE_UNKNOWN: | |
2101 | case RTW_SCTX_DONE_BUF_ALLOC: | |
2102 | case RTW_SCTX_DONE_BUF_FREE: | |
2103 | ||
2104 | case RTW_SCTX_DONE_DRV_STOP: | |
2105 | case RTW_SCTX_DONE_DEV_REMOVE: | |
2106 | return true; | |
2107 | default: | |
2108 | return false; | |
2109 | } | |
2110 | } | |
2111 | ||
2112 | void rtw_sctx_done_err(struct submit_ctx **sctx, int status) | |
2113 | { | |
2114 | if (*sctx) { | |
2115 | if (rtw_sctx_chk_waring_status(status)) | |
2116 | DBG_88E("%s status:%d\n", __func__, status); | |
2117 | (*sctx)->status = status; | |
2118 | complete(&((*sctx)->done)); | |
2119 | *sctx = NULL; | |
2120 | } | |
2121 | } | |
2122 | ||
d6846af6 LF |
2123 | int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms) |
2124 | { | |
2125 | struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops; | |
2126 | ||
c01fb496 | 2127 | pack_tx_ops->submit_time = jiffies; |
d6846af6 LF |
2128 | pack_tx_ops->timeout_ms = timeout_ms; |
2129 | pack_tx_ops->status = RTW_SCTX_SUBMITTED; | |
2130 | ||
2131 | return rtw_sctx_wait(pack_tx_ops); | |
2132 | } | |
2133 | ||
2134 | void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status) | |
2135 | { | |
2136 | struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops; | |
2137 | ||
2138 | if (pxmitpriv->ack_tx) | |
2139 | rtw_sctx_done_err(&pack_tx_ops, status); | |
2140 | else | |
2141 | DBG_88E("%s ack_tx not set\n", __func__); | |
2142 | } |