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71e9bd3f | 1 | // SPDX-License-Identifier: GPL-2.0 |
d6846af6 LF |
2 | /****************************************************************************** |
3 | * | |
4 | * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. | |
5 | * | |
d6846af6 LF |
6 | ******************************************************************************/ |
7 | #define _RTW_XMIT_C_ | |
8 | ||
9 | #include <osdep_service.h> | |
10 | #include <drv_types.h> | |
0a0796eb | 11 | #include <mon.h> |
d6846af6 LF |
12 | #include <wifi.h> |
13 | #include <osdep_intf.h> | |
d249db9e | 14 | #include <linux/vmalloc.h> |
d6846af6 LF |
15 | |
16 | static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 }; | |
17 | static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 }; | |
18 | ||
19 | static void _init_txservq(struct tx_servq *ptxservq) | |
20 | { | |
aa3f5ccb | 21 | INIT_LIST_HEAD(&ptxservq->tx_pending); |
d6846af6 LF |
22 | _rtw_init_queue(&ptxservq->sta_pending); |
23 | ptxservq->qcnt = 0; | |
d6846af6 LF |
24 | } |
25 | ||
6da0bda8 | 26 | void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv) |
d6846af6 | 27 | { |
7be921a2 | 28 | memset((unsigned char *)psta_xmitpriv, 0, sizeof(struct sta_xmit_priv)); |
f214e521 | 29 | spin_lock_init(&psta_xmitpriv->lock); |
d6846af6 LF |
30 | _init_txservq(&psta_xmitpriv->be_q); |
31 | _init_txservq(&psta_xmitpriv->bk_q); | |
32 | _init_txservq(&psta_xmitpriv->vi_q); | |
33 | _init_txservq(&psta_xmitpriv->vo_q); | |
aa3f5ccb | 34 | INIT_LIST_HEAD(&psta_xmitpriv->legacy_dz); |
35 | INIT_LIST_HEAD(&psta_xmitpriv->apsd); | |
d6846af6 LF |
36 | } |
37 | ||
6da0bda8 | 38 | s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter) |
d6846af6 LF |
39 | { |
40 | int i; | |
41 | struct xmit_buf *pxmitbuf; | |
42 | struct xmit_frame *pxframe; | |
6da0bda8 | 43 | int res = _SUCCESS; |
d6846af6 LF |
44 | u32 max_xmit_extbuf_size = MAX_XMIT_EXTBUF_SZ; |
45 | u32 num_xmit_extbuf = NR_XMIT_EXTBUFF; | |
46 | ||
1665c8fd MK |
47 | /* |
48 | * We don't need to memset padapter->XXX to zero because adapter is | |
49 | * allocated by alloc_etherdev_mq, which eventually calls kvzalloc. | |
50 | */ | |
d6846af6 | 51 | |
f214e521 | 52 | spin_lock_init(&pxmitpriv->lock); |
d6846af6 LF |
53 | |
54 | /* | |
ee53f6dd SF |
55 | * Please insert all the queue initializaiton using _rtw_init_queue below |
56 | */ | |
d6846af6 LF |
57 | |
58 | pxmitpriv->adapter = padapter; | |
59 | ||
60 | _rtw_init_queue(&pxmitpriv->be_pending); | |
61 | _rtw_init_queue(&pxmitpriv->bk_pending); | |
62 | _rtw_init_queue(&pxmitpriv->vi_pending); | |
63 | _rtw_init_queue(&pxmitpriv->vo_pending); | |
64 | _rtw_init_queue(&pxmitpriv->bm_pending); | |
65 | ||
66 | _rtw_init_queue(&pxmitpriv->free_xmit_queue); | |
67 | ||
68 | /* | |
ee53f6dd SF |
69 | * Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME, |
70 | * and initialize free_xmit_frame below. | |
71 | * Please also apply free_txobj to link_up all the xmit_frames... | |
72 | */ | |
d6846af6 | 73 | |
2397c6e0 | 74 | pxmitpriv->pallocated_frame_buf = vzalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4); |
d6846af6 | 75 | |
c39f4bb9 | 76 | if (!pxmitpriv->pallocated_frame_buf) { |
d6846af6 | 77 | pxmitpriv->pxmit_frame_buf = NULL; |
d6846af6 LF |
78 | res = _FAIL; |
79 | goto exit; | |
80 | } | |
fb113408 | 81 | pxmitpriv->pxmit_frame_buf = PTR_ALIGN(pxmitpriv->pallocated_frame_buf, 4); |
d6846af6 LF |
82 | |
83 | pxframe = (struct xmit_frame *)pxmitpriv->pxmit_frame_buf; | |
84 | ||
85 | for (i = 0; i < NR_XMITFRAME; i++) { | |
ceefaace | 86 | INIT_LIST_HEAD(&pxframe->list); |
d6846af6 LF |
87 | |
88 | pxframe->padapter = padapter; | |
89 | pxframe->frame_tag = NULL_FRAMETAG; | |
90 | ||
91 | pxframe->pkt = NULL; | |
92 | ||
93 | pxframe->buf_addr = NULL; | |
94 | pxframe->pxmitbuf = NULL; | |
95 | ||
ceefaace | 96 | list_add_tail(&pxframe->list, &pxmitpriv->free_xmit_queue.queue); |
d6846af6 LF |
97 | |
98 | pxframe++; | |
99 | } | |
100 | ||
101 | pxmitpriv->free_xmitframe_cnt = NR_XMITFRAME; | |
102 | ||
103 | pxmitpriv->frag_len = MAX_FRAG_THRESHOLD; | |
104 | ||
105 | /* init xmit_buf */ | |
106 | _rtw_init_queue(&pxmitpriv->free_xmitbuf_queue); | |
107 | _rtw_init_queue(&pxmitpriv->pending_xmitbuf_queue); | |
108 | ||
2397c6e0 | 109 | pxmitpriv->pallocated_xmitbuf = vzalloc(NR_XMITBUFF * sizeof(struct xmit_buf) + 4); |
d6846af6 | 110 | |
c39f4bb9 | 111 | if (!pxmitpriv->pallocated_xmitbuf) { |
d6846af6 LF |
112 | res = _FAIL; |
113 | goto exit; | |
114 | } | |
115 | ||
fb113408 | 116 | pxmitpriv->pxmitbuf = PTR_ALIGN(pxmitpriv->pallocated_xmitbuf, 4); |
d6846af6 LF |
117 | |
118 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf; | |
119 | ||
120 | for (i = 0; i < NR_XMITBUFF; i++) { | |
aa3f5ccb | 121 | INIT_LIST_HEAD(&pxmitbuf->list); |
d6846af6 LF |
122 | |
123 | pxmitbuf->priv_data = NULL; | |
124 | pxmitbuf->padapter = padapter; | |
125 | pxmitbuf->ext_tag = false; | |
126 | ||
127 | /* Tx buf allocation may fail sometimes, so sleep and retry. */ | |
69b2e08a | 128 | res = rtw_os_xmit_resource_alloc(pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); |
d6846af6 | 129 | if (res == _FAIL) { |
0da46e6b | 130 | msleep(10); |
69b2e08a | 131 | res = rtw_os_xmit_resource_alloc(pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); |
dc0283c7 | 132 | if (res == _FAIL) |
d6846af6 | 133 | goto exit; |
d6846af6 LF |
134 | } |
135 | ||
136 | pxmitbuf->flags = XMIT_VO_QUEUE; | |
137 | ||
ceefaace | 138 | list_add_tail(&pxmitbuf->list, &pxmitpriv->free_xmitbuf_queue.queue); |
d6846af6 LF |
139 | pxmitbuf++; |
140 | } | |
141 | ||
142 | pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF; | |
143 | ||
144 | /* Init xmit extension buff */ | |
145 | _rtw_init_queue(&pxmitpriv->free_xmit_extbuf_queue); | |
146 | ||
2397c6e0 | 147 | pxmitpriv->pallocated_xmit_extbuf = vzalloc(num_xmit_extbuf * sizeof(struct xmit_buf) + 4); |
d6846af6 | 148 | |
c39f4bb9 | 149 | if (!pxmitpriv->pallocated_xmit_extbuf) { |
d6846af6 LF |
150 | res = _FAIL; |
151 | goto exit; | |
152 | } | |
153 | ||
fb113408 | 154 | pxmitpriv->pxmit_extbuf = PTR_ALIGN(pxmitpriv->pallocated_xmit_extbuf, 4); |
d6846af6 LF |
155 | |
156 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf; | |
157 | ||
158 | for (i = 0; i < num_xmit_extbuf; i++) { | |
aa3f5ccb | 159 | INIT_LIST_HEAD(&pxmitbuf->list); |
d6846af6 LF |
160 | |
161 | pxmitbuf->priv_data = NULL; | |
162 | pxmitbuf->padapter = padapter; | |
163 | pxmitbuf->ext_tag = true; | |
164 | ||
69b2e08a | 165 | res = rtw_os_xmit_resource_alloc(pxmitbuf, max_xmit_extbuf_size + XMITBUF_ALIGN_SZ); |
d6846af6 LF |
166 | if (res == _FAIL) { |
167 | res = _FAIL; | |
168 | goto exit; | |
169 | } | |
170 | ||
ceefaace | 171 | list_add_tail(&pxmitbuf->list, &pxmitpriv->free_xmit_extbuf_queue.queue); |
d6846af6 LF |
172 | pxmitbuf++; |
173 | } | |
174 | ||
175 | pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf; | |
176 | ||
7671ce0d AP |
177 | res = rtw_alloc_hwxmits(padapter); |
178 | if (res == _FAIL) | |
179 | goto exit; | |
d6846af6 LF |
180 | rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry); |
181 | ||
182 | for (i = 0; i < 4; i++) | |
183 | pxmitpriv->wmm_para_seq[i] = i; | |
184 | ||
185 | pxmitpriv->txirp_cnt = 1; | |
186 | ||
d6846af6 LF |
187 | /* per AC pending irp */ |
188 | pxmitpriv->beq_cnt = 0; | |
189 | pxmitpriv->bkq_cnt = 0; | |
190 | pxmitpriv->viq_cnt = 0; | |
191 | pxmitpriv->voq_cnt = 0; | |
192 | ||
193 | pxmitpriv->ack_tx = false; | |
2ca4ab53 | 194 | mutex_init(&pxmitpriv->ack_tx_mutex); |
d6846af6 LF |
195 | rtw_sctx_init(&pxmitpriv->ack_tx_ops, 0); |
196 | ||
197 | rtw_hal_init_xmit_priv(padapter); | |
198 | ||
199 | exit: | |
d6846af6 LF |
200 | return res; |
201 | } | |
202 | ||
7be921a2 | 203 | void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv) |
d6846af6 LF |
204 | { |
205 | int i; | |
206 | struct adapter *padapter = pxmitpriv->adapter; | |
207 | struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitpriv->pxmit_frame_buf; | |
208 | struct xmit_buf *pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf; | |
d6846af6 LF |
209 | u32 num_xmit_extbuf = NR_XMIT_EXTBUFF; |
210 | ||
c39f4bb9 | 211 | if (!pxmitpriv->pxmit_frame_buf) |
f578b5d3 | 212 | return; |
d6846af6 LF |
213 | |
214 | for (i = 0; i < NR_XMITFRAME; i++) { | |
215 | rtw_os_xmit_complete(padapter, pxmitframe); | |
216 | ||
217 | pxmitframe++; | |
218 | } | |
219 | ||
220 | for (i = 0; i < NR_XMITBUFF; i++) { | |
5cd38797 | 221 | rtw_os_xmit_resource_free(pxmitbuf); |
d6846af6 LF |
222 | pxmitbuf++; |
223 | } | |
224 | ||
da04bf74 BG |
225 | vfree(pxmitpriv->pallocated_frame_buf); |
226 | vfree(pxmitpriv->pallocated_xmitbuf); | |
d6846af6 LF |
227 | |
228 | /* free xmit extension buff */ | |
d6846af6 LF |
229 | pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf; |
230 | for (i = 0; i < num_xmit_extbuf; i++) { | |
5cd38797 | 231 | rtw_os_xmit_resource_free(pxmitbuf); |
d6846af6 LF |
232 | pxmitbuf++; |
233 | } | |
234 | ||
f17331eb | 235 | vfree(pxmitpriv->pallocated_xmit_extbuf); |
d6846af6 LF |
236 | |
237 | rtw_free_hwxmits(padapter); | |
238 | ||
4b33d52a | 239 | mutex_destroy(&pxmitpriv->ack_tx_mutex); |
d6846af6 LF |
240 | } |
241 | ||
242 | static void update_attrib_vcs_info(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
243 | { | |
244 | u32 sz; | |
245 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
246 | struct sta_info *psta = pattrib->psta; | |
ceefaace JSB |
247 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
248 | struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; | |
d6846af6 LF |
249 | |
250 | if (pattrib->nr_frags != 1) | |
251 | sz = padapter->xmitpriv.frag_len; | |
252 | else /* no frag */ | |
253 | sz = pattrib->last_txcmdsz; | |
254 | ||
909495c8 MS |
255 | /* (1) RTS_Threshold is compared to the MPDU, not MSDU. |
256 | * (2) If there are more than one frag in this MSDU, | |
257 | * only the first frag uses protection frame. | |
258 | * Other fragments are protected by previous fragment. | |
259 | * So we only need to check the length of first fragment. | |
260 | */ | |
d6846af6 LF |
261 | if (pmlmeext->cur_wireless_mode < WIRELESS_11_24N || padapter->registrypriv.wifi_spec) { |
262 | if (sz > padapter->registrypriv.rts_thresh) { | |
263 | pattrib->vcs_mode = RTS_CTS; | |
264 | } else { | |
265 | if (psta->rtsen) | |
266 | pattrib->vcs_mode = RTS_CTS; | |
267 | else if (psta->cts2self) | |
268 | pattrib->vcs_mode = CTS_TO_SELF; | |
269 | else | |
270 | pattrib->vcs_mode = NONE_VCS; | |
271 | } | |
272 | } else { | |
273 | while (true) { | |
274 | /* IOT action */ | |
275 | if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_ATHEROS) && pattrib->ampdu_en && | |
276 | (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) { | |
277 | pattrib->vcs_mode = CTS_TO_SELF; | |
278 | break; | |
279 | } | |
280 | ||
281 | /* check ERP protection */ | |
282 | if (psta->rtsen || psta->cts2self) { | |
283 | if (psta->rtsen) | |
284 | pattrib->vcs_mode = RTS_CTS; | |
285 | else if (psta->cts2self) | |
286 | pattrib->vcs_mode = CTS_TO_SELF; | |
287 | ||
288 | break; | |
289 | } | |
290 | ||
291 | /* check HT op mode */ | |
292 | if (pattrib->ht_en) { | |
293 | u8 htopmode = pmlmeinfo->HT_protection; | |
7d2af82c | 294 | |
d6846af6 LF |
295 | if ((pmlmeext->cur_bwmode && (htopmode == 2 || htopmode == 3)) || |
296 | (!pmlmeext->cur_bwmode && htopmode == 3)) { | |
297 | pattrib->vcs_mode = RTS_CTS; | |
298 | break; | |
299 | } | |
300 | } | |
301 | ||
302 | /* check rts */ | |
303 | if (sz > padapter->registrypriv.rts_thresh) { | |
304 | pattrib->vcs_mode = RTS_CTS; | |
305 | break; | |
306 | } | |
307 | ||
308 | /* to do list: check MIMO power save condition. */ | |
309 | ||
310 | /* check AMPDU aggregation for TXOP */ | |
311 | if (pattrib->ampdu_en) { | |
312 | pattrib->vcs_mode = RTS_CTS; | |
313 | break; | |
314 | } | |
315 | ||
316 | pattrib->vcs_mode = NONE_VCS; | |
317 | break; | |
318 | } | |
319 | } | |
320 | } | |
321 | ||
322 | static void update_attrib_phy_info(struct pkt_attrib *pattrib, struct sta_info *psta) | |
323 | { | |
d6846af6 LF |
324 | pattrib->mdata = 0; |
325 | pattrib->eosp = 0; | |
326 | pattrib->triggered = 0; | |
327 | ||
328 | /* qos_en, ht_en, init rate, , bw, ch_offset, sgi */ | |
329 | pattrib->qos_en = psta->qos_option; | |
330 | ||
331 | pattrib->raid = psta->raid; | |
332 | pattrib->ht_en = psta->htpriv.ht_option; | |
333 | pattrib->bwmode = psta->htpriv.bwmode; | |
334 | pattrib->ch_offset = psta->htpriv.ch_offset; | |
335 | pattrib->sgi = psta->htpriv.sgi; | |
336 | pattrib->ampdu_en = false; | |
337 | pattrib->retry_ctrl = false; | |
338 | } | |
339 | ||
85255891 | 340 | u8 qos_acm(u8 acm_mask, u8 priority) |
d6846af6 | 341 | { |
85255891 | 342 | u8 change_priority = priority; |
d6846af6 LF |
343 | |
344 | switch (priority) { | |
345 | case 0: | |
346 | case 3: | |
347 | if (acm_mask & BIT(1)) | |
348 | change_priority = 1; | |
349 | break; | |
350 | case 1: | |
351 | case 2: | |
352 | break; | |
353 | case 4: | |
354 | case 5: | |
355 | if (acm_mask & BIT(2)) | |
356 | change_priority = 0; | |
357 | break; | |
358 | case 6: | |
359 | case 7: | |
360 | if (acm_mask & BIT(3)) | |
361 | change_priority = 5; | |
362 | break; | |
363 | default: | |
d6846af6 LF |
364 | break; |
365 | } | |
366 | ||
367 | return change_priority; | |
368 | } | |
369 | ||
97212e2b | 370 | static void set_qos(struct sk_buff *skb, struct pkt_attrib *pattrib) |
d6846af6 | 371 | { |
d6846af6 | 372 | if (pattrib->ether_type == 0x0800) { |
97212e2b IS |
373 | struct iphdr ip_hdr; |
374 | ||
375 | skb_copy_bits(skb, ETH_HLEN, &ip_hdr, sizeof(ip_hdr)); | |
376 | pattrib->priority = ip_hdr.tos >> 5; | |
7b170bac | 377 | } else if (pattrib->ether_type == ETH_P_PAE) { |
909495c8 MS |
378 | /* When priority processing of data frames is supported, |
379 | * a STA's SME should send EAPOL-Key frames at the highest | |
380 | * priority. | |
381 | */ | |
97212e2b IS |
382 | pattrib->priority = 7; |
383 | } else { | |
384 | pattrib->priority = 0; | |
d6846af6 LF |
385 | } |
386 | ||
d6846af6 LF |
387 | pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN; |
388 | pattrib->subtype = WIFI_QOS_DATA_TYPE; | |
389 | } | |
390 | ||
391 | static s32 update_attrib(struct adapter *padapter, struct sk_buff *pkt, struct pkt_attrib *pattrib) | |
392 | { | |
d6846af6 LF |
393 | struct sta_info *psta = NULL; |
394 | struct ethhdr etherhdr; | |
395 | ||
2bd827a8 | 396 | bool mcast; |
d6846af6 LF |
397 | struct sta_priv *pstapriv = &padapter->stapriv; |
398 | struct security_priv *psecuritypriv = &padapter->securitypriv; | |
399 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
400 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
401 | int res = _SUCCESS; | |
402 | ||
ebb2a79d | 403 | skb_copy_bits(pkt, 0, ðerhdr, ETH_HLEN); |
d6846af6 LF |
404 | |
405 | pattrib->ether_type = ntohs(etherhdr.h_proto); | |
406 | ||
407 | memcpy(pattrib->dst, ðerhdr.h_dest, ETH_ALEN); | |
408 | memcpy(pattrib->src, ðerhdr.h_source, ETH_ALEN); | |
409 | ||
410 | pattrib->pctrl = 0; | |
411 | ||
412 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || | |
413 | check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { | |
414 | memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); | |
415 | memcpy(pattrib->ta, pattrib->src, ETH_ALEN); | |
416 | } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { | |
417 | memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN); | |
418 | memcpy(pattrib->ta, pattrib->src, ETH_ALEN); | |
419 | } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { | |
420 | memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); | |
421 | memcpy(pattrib->ta, get_bssid(pmlmepriv), ETH_ALEN); | |
422 | } | |
423 | ||
ebb2a79d | 424 | pattrib->pktlen = pkt->len - ETH_HLEN; |
d6846af6 | 425 | |
7d7be350 | 426 | if (pattrib->ether_type == ETH_P_IP) { |
909495c8 MS |
427 | /* The following is for DHCP and ARP packet, we use |
428 | * cck1M to tx these packets and let LPS awake some | |
429 | * time to prevent DHCP protocol fail. | |
430 | */ | |
d6846af6 | 431 | u8 tmp[24]; |
7d2af82c | 432 | |
ebb2a79d IS |
433 | skb_copy_bits(pkt, ETH_HLEN, tmp, 24); |
434 | ||
d6846af6 | 435 | pattrib->dhcp_pkt = 0; |
ebb2a79d | 436 | if (pkt->len > ETH_HLEN + 24 + 282) {/* MINIMUM_DHCP_PACKET_SIZE) { */ |
7d7be350 | 437 | if (pattrib->ether_type == ETH_P_IP) {/* IP header */ |
d6846af6 LF |
438 | if (((tmp[21] == 68) && (tmp[23] == 67)) || |
439 | ((tmp[21] == 67) && (tmp[23] == 68))) { | |
440 | /* 68 : UDP BOOTP client */ | |
441 | /* 67 : UDP BOOTP server */ | |
d6846af6 LF |
442 | /* Use low rate to send DHCP packet. */ |
443 | pattrib->dhcp_pkt = 1; | |
444 | } | |
445 | } | |
446 | } | |
d6846af6 LF |
447 | } |
448 | ||
7b170bac | 449 | if ((pattrib->ether_type == ETH_P_PAE) || (pattrib->dhcp_pkt == 1)) |
d6846af6 LF |
450 | rtw_set_scan_deny(padapter, 3000); |
451 | ||
452 | /* If EAPOL , ARP , OR DHCP packet, driver must be in active mode. */ | |
7b170bac | 453 | if ((pattrib->ether_type == ETH_P_ARP) || (pattrib->ether_type == ETH_P_PAE) || (pattrib->dhcp_pkt == 1)) |
d6846af6 LF |
454 | rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SPECIAL_PACKET, 1); |
455 | ||
2bd827a8 | 456 | mcast = is_multicast_ether_addr(pattrib->ra); |
d6846af6 LF |
457 | |
458 | /* get sta_info */ | |
2bd827a8 | 459 | if (mcast) { |
d6846af6 LF |
460 | psta = rtw_get_bcmc_stainfo(padapter); |
461 | } else { | |
462 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); | |
7de2258b | 463 | if (!psta) { /* if we cannot get psta => drrp the pkt */ |
d6846af6 LF |
464 | res = _FAIL; |
465 | goto exit; | |
3f95106e MS |
466 | } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) && |
467 | !(psta->state & _FW_LINKED)) { | |
d6846af6 LF |
468 | res = _FAIL; |
469 | goto exit; | |
470 | } | |
471 | } | |
472 | ||
473 | if (psta) { | |
474 | pattrib->mac_id = psta->mac_id; | |
d6846af6 LF |
475 | pattrib->psta = psta; |
476 | } else { | |
477 | /* if we cannot get psta => drop the pkt */ | |
d6846af6 LF |
478 | res = _FAIL; |
479 | goto exit; | |
480 | } | |
481 | ||
482 | pattrib->ack_policy = 0; | |
d6846af6 LF |
483 | |
484 | pattrib->hdrlen = WLAN_HDR_A3_LEN; | |
485 | pattrib->subtype = WIFI_DATA_TYPE; | |
486 | pattrib->priority = 0; | |
487 | ||
a66ecb24 MS |
488 | if (check_fwstate(pmlmepriv, WIFI_AP_STATE | |
489 | WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE)) { | |
d6846af6 | 490 | if (psta->qos_option) |
ebb2a79d | 491 | set_qos(pkt, pattrib); |
d6846af6 LF |
492 | } else { |
493 | if (pqospriv->qos_option) { | |
ebb2a79d | 494 | set_qos(pkt, pattrib); |
d6846af6 LF |
495 | |
496 | if (pmlmepriv->acm_mask != 0) | |
497 | pattrib->priority = qos_acm(pmlmepriv->acm_mask, pattrib->priority); | |
498 | } | |
499 | } | |
500 | ||
501 | if (psta->ieee8021x_blocked) { | |
d6846af6 LF |
502 | pattrib->encrypt = 0; |
503 | ||
80c96e08 | 504 | if (pattrib->ether_type != ETH_P_PAE) { |
d6846af6 LF |
505 | res = _FAIL; |
506 | goto exit; | |
507 | } | |
508 | } else { | |
2bd827a8 | 509 | GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, mcast); |
d6846af6 LF |
510 | |
511 | switch (psecuritypriv->dot11AuthAlgrthm) { | |
512 | case dot11AuthAlgrthm_Open: | |
513 | case dot11AuthAlgrthm_Shared: | |
514 | case dot11AuthAlgrthm_Auto: | |
515 | pattrib->key_idx = (u8)psecuritypriv->dot11PrivacyKeyIndex; | |
516 | break; | |
517 | case dot11AuthAlgrthm_8021X: | |
2bd827a8 | 518 | if (mcast) |
d6846af6 LF |
519 | pattrib->key_idx = (u8)psecuritypriv->dot118021XGrpKeyid; |
520 | else | |
521 | pattrib->key_idx = 0; | |
522 | break; | |
523 | default: | |
524 | pattrib->key_idx = 0; | |
525 | break; | |
526 | } | |
527 | } | |
528 | ||
529 | switch (pattrib->encrypt) { | |
530 | case _WEP40_: | |
531 | case _WEP104_: | |
532 | pattrib->iv_len = 4; | |
533 | pattrib->icv_len = 4; | |
534 | break; | |
535 | case _TKIP_: | |
536 | pattrib->iv_len = 8; | |
537 | pattrib->icv_len = 4; | |
538 | ||
539 | if (padapter->securitypriv.busetkipkey == _FAIL) { | |
d6846af6 LF |
540 | res = _FAIL; |
541 | goto exit; | |
542 | } | |
543 | break; | |
544 | case _AES_: | |
d6846af6 LF |
545 | pattrib->iv_len = 8; |
546 | pattrib->icv_len = 8; | |
547 | break; | |
548 | default: | |
549 | pattrib->iv_len = 0; | |
550 | pattrib->icv_len = 0; | |
551 | break; | |
552 | } | |
553 | ||
e3a5f40c | 554 | if (pattrib->encrypt && !psecuritypriv->hw_decrypted) |
d6846af6 | 555 | pattrib->bswenc = true; |
e3a5f40c | 556 | else |
d6846af6 | 557 | pattrib->bswenc = false; |
d6846af6 | 558 | |
d6846af6 LF |
559 | update_attrib_phy_info(pattrib, psta); |
560 | ||
561 | exit: | |
d6846af6 LF |
562 | return res; |
563 | } | |
564 | ||
565 | static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
566 | { | |
567 | int curfragnum, length; | |
568 | u8 *pframe, *payload, mic[8]; | |
569 | struct mic_data micdata; | |
570 | struct sta_info *stainfo; | |
571 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
572 | struct security_priv *psecuritypriv = &padapter->securitypriv; | |
573 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
79ebad32 | 574 | u8 priority[4] = {}; |
d6846af6 | 575 | u8 hw_hdr_offset = 0; |
d6846af6 LF |
576 | |
577 | if (pattrib->psta) | |
578 | stainfo = pattrib->psta; | |
579 | else | |
6d9b0f00 | 580 | stainfo = rtw_get_stainfo(&padapter->stapriv, &pattrib->ra[0]); |
d6846af6 | 581 | |
74772fcf | 582 | hw_hdr_offset = TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); |
d6846af6 | 583 | |
1330c795 | 584 | if (pattrib->encrypt == _TKIP_) { |
d6846af6 | 585 | /* encode mic code */ |
7de2258b | 586 | if (stainfo) { |
79ebad32 | 587 | u8 null_key[16] = {}; |
d6846af6 LF |
588 | |
589 | pframe = pxmitframe->buf_addr + hw_hdr_offset; | |
590 | ||
2bd827a8 | 591 | if (is_multicast_ether_addr(pattrib->ra)) { |
f42f52aa | 592 | if (!memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)) |
d6846af6 LF |
593 | return _FAIL; |
594 | /* start to calculate the mic code */ | |
595 | rtw_secmicsetkey(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey); | |
596 | } else { | |
1330c795 | 597 | if (!memcmp(&stainfo->dot11tkiptxmickey.skey[0], null_key, 16)) |
d6846af6 | 598 | return _FAIL; |
d6846af6 LF |
599 | /* start to calculate the mic code */ |
600 | rtw_secmicsetkey(&micdata, &stainfo->dot11tkiptxmickey.skey[0]); | |
601 | } | |
602 | ||
a66ecb24 | 603 | if (pframe[1] & 1) { /* ToDS == 1 */ |
d6846af6 | 604 | rtw_secmicappend(&micdata, &pframe[16], 6); /* DA */ |
a66ecb24 | 605 | if (pframe[1] & 2) /* From Ds == 1 */ |
d6846af6 LF |
606 | rtw_secmicappend(&micdata, &pframe[24], 6); |
607 | else | |
8126c7c1 | 608 | rtw_secmicappend(&micdata, &pframe[10], 6); |
d6846af6 LF |
609 | } else { /* ToDS == 0 */ |
610 | rtw_secmicappend(&micdata, &pframe[4], 6); /* DA */ | |
a66ecb24 | 611 | if (pframe[1] & 2) /* From Ds == 1 */ |
d6846af6 LF |
612 | rtw_secmicappend(&micdata, &pframe[16], 6); |
613 | else | |
614 | rtw_secmicappend(&micdata, &pframe[10], 6); | |
615 | } | |
616 | ||
617 | if (pattrib->qos_en) | |
618 | priority[0] = (u8)pxmitframe->attrib.priority; | |
619 | ||
620 | rtw_secmicappend(&micdata, &priority[0], 4); | |
621 | ||
622 | payload = pframe; | |
623 | ||
624 | for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) { | |
7be921a2 | 625 | payload = (u8 *)round_up((size_t)(payload), 4); |
d6846af6 | 626 | |
a66ecb24 | 627 | payload += pattrib->hdrlen + pattrib->iv_len; |
a66ecb24 MS |
628 | if (curfragnum + 1 == pattrib->nr_frags) { |
629 | length = pattrib->last_txcmdsz - | |
630 | pattrib->hdrlen - | |
631 | pattrib->iv_len - | |
632 | ((pattrib->bswenc) ? | |
633 | pattrib->icv_len : 0); | |
d6846af6 | 634 | rtw_secmicappend(&micdata, payload, length); |
a66ecb24 | 635 | payload += length; |
d6846af6 | 636 | } else { |
a66ecb24 MS |
637 | length = pxmitpriv->frag_len - |
638 | pattrib->hdrlen - | |
639 | pattrib->iv_len - | |
640 | ((pattrib->bswenc) ? | |
641 | pattrib->icv_len : 0); | |
d6846af6 | 642 | rtw_secmicappend(&micdata, payload, length); |
a66ecb24 | 643 | payload += length + pattrib->icv_len; |
d6846af6 LF |
644 | } |
645 | } | |
ceefaace | 646 | rtw_secgetmic(&micdata, &mic[0]); |
d6846af6 LF |
647 | /* add mic code and add the mic code length in last_txcmdsz */ |
648 | ||
ceefaace | 649 | memcpy(payload, &mic[0], 8); |
d6846af6 LF |
650 | pattrib->last_txcmdsz += 8; |
651 | ||
a66ecb24 | 652 | payload -= pattrib->last_txcmdsz + 8; |
e3a5f40c | 653 | } |
d6846af6 LF |
654 | } |
655 | ||
d6846af6 LF |
656 | return _SUCCESS; |
657 | } | |
658 | ||
659 | static s32 xmitframe_swencrypt(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
660 | { | |
661 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
662 | ||
d6846af6 | 663 | if (pattrib->bswenc) { |
d6846af6 LF |
664 | switch (pattrib->encrypt) { |
665 | case _WEP40_: | |
666 | case _WEP104_: | |
01713f0d | 667 | rtw_wep_encrypt(padapter, pxmitframe); |
d6846af6 LF |
668 | break; |
669 | case _TKIP_: | |
01713f0d | 670 | rtw_tkip_encrypt(padapter, pxmitframe); |
d6846af6 LF |
671 | break; |
672 | case _AES_: | |
01713f0d | 673 | rtw_aes_encrypt(padapter, pxmitframe); |
d6846af6 LF |
674 | break; |
675 | default: | |
676 | break; | |
677 | } | |
d6846af6 LF |
678 | } |
679 | ||
d6846af6 LF |
680 | return _SUCCESS; |
681 | } | |
682 | ||
7be921a2 | 683 | s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib) |
d6846af6 LF |
684 | { |
685 | u16 *qc; | |
686 | ||
d87f574d | 687 | struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr; |
d6846af6 LF |
688 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
689 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
690 | u8 qos_option = false; | |
691 | ||
692 | int res = _SUCCESS; | |
d87f574d | 693 | __le16 *fctrl = &pwlanhdr->frame_control; |
d6846af6 LF |
694 | |
695 | struct sta_info *psta; | |
696 | ||
d6846af6 LF |
697 | if (pattrib->psta) { |
698 | psta = pattrib->psta; | |
699 | } else { | |
2bd827a8 | 700 | if (is_multicast_ether_addr(pattrib->ra)) |
d6846af6 | 701 | psta = rtw_get_bcmc_stainfo(padapter); |
dc0283c7 | 702 | else |
d6846af6 | 703 | psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); |
d6846af6 LF |
704 | } |
705 | ||
1ce39848 | 706 | memset(hdr, 0, WLANHDR_OFFSET); |
d6846af6 LF |
707 | |
708 | SetFrameSubType(fctrl, pattrib->subtype); | |
709 | ||
710 | if (pattrib->subtype & WIFI_DATA_TYPE) { | |
3f95106e | 711 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { |
d6846af6 LF |
712 | /* to_ds = 1, fr_ds = 0; */ |
713 | /* Data transfer to AP */ | |
714 | SetToDs(fctrl); | |
715 | memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN); | |
716 | memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); | |
717 | memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN); | |
718 | ||
719 | if (pqospriv->qos_option) | |
720 | qos_option = true; | |
721 | } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { | |
722 | /* to_ds = 0, fr_ds = 1; */ | |
723 | SetFrDs(fctrl); | |
724 | memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); | |
725 | memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN); | |
726 | memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN); | |
727 | ||
22824194 | 728 | if (psta && psta->qos_option) |
d6846af6 LF |
729 | qos_option = true; |
730 | } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || | |
731 | check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { | |
732 | memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); | |
733 | memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); | |
734 | memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); | |
735 | ||
22824194 | 736 | if (psta && psta->qos_option) |
d6846af6 LF |
737 | qos_option = true; |
738 | } else { | |
d6846af6 LF |
739 | res = _FAIL; |
740 | goto exit; | |
741 | } | |
742 | ||
743 | if (pattrib->mdata) | |
744 | SetMData(fctrl); | |
745 | ||
746 | if (pattrib->encrypt) | |
747 | SetPrivacy(fctrl); | |
748 | ||
749 | if (qos_option) { | |
750 | qc = (unsigned short *)(hdr + pattrib->hdrlen - 2); | |
751 | ||
752 | if (pattrib->priority) | |
753 | SetPriority(qc, pattrib->priority); | |
754 | ||
755 | SetEOSP(qc, pattrib->eosp); | |
756 | ||
757 | SetAckpolicy(qc, pattrib->ack_policy); | |
758 | } | |
759 | ||
760 | /* TODO: fill HT Control Field */ | |
761 | ||
762 | /* Update Seq Num will be handled by f/w */ | |
763 | if (psta) { | |
764 | psta->sta_xmitpriv.txseq_tid[pattrib->priority]++; | |
765 | psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF; | |
766 | ||
767 | pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority]; | |
768 | ||
769 | SetSeqNum(hdr, pattrib->seqnum); | |
770 | ||
771 | /* check if enable ampdu */ | |
772 | if (pattrib->ht_en && psta->htpriv.ampdu_enable) { | |
773 | if (psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) | |
4e0fa71c | 774 | pattrib->ampdu_en = true; |
d6846af6 LF |
775 | } |
776 | ||
777 | /* re-check if enable ampdu by BA_starting_seqctrl */ | |
778 | if (pattrib->ampdu_en) { | |
779 | u16 tx_seq; | |
780 | ||
781 | tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f]; | |
782 | ||
783 | /* check BA_starting_seqctrl */ | |
784 | if (SN_LESS(pattrib->seqnum, tx_seq)) { | |
785 | pattrib->ampdu_en = false;/* AGG BK */ | |
786 | } else if (SN_EQUAL(pattrib->seqnum, tx_seq)) { | |
a66ecb24 | 787 | psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq + 1) & 0xfff; |
d6846af6 LF |
788 | |
789 | pattrib->ampdu_en = true;/* AGG EN */ | |
790 | } else { | |
a66ecb24 | 791 | psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum + 1) & 0xfff; |
d6846af6 LF |
792 | pattrib->ampdu_en = true;/* AGG EN */ |
793 | } | |
794 | } | |
795 | } | |
796 | } | |
797 | exit: | |
798 | ||
d6846af6 LF |
799 | return res; |
800 | } | |
801 | ||
802 | s32 rtw_txframes_pending(struct adapter *padapter) | |
803 | { | |
804 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
805 | ||
f7091bc6 | 806 | return (!list_empty(&pxmitpriv->be_pending.queue) || |
f996f374 MS |
807 | !list_empty(&pxmitpriv->bk_pending.queue) || |
808 | !list_empty(&pxmitpriv->vi_pending.queue) || | |
809 | !list_empty(&pxmitpriv->vo_pending.queue)); | |
d6846af6 LF |
810 | } |
811 | ||
812 | s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, struct pkt_attrib *pattrib) | |
813 | { | |
814 | struct sta_info *psta; | |
815 | struct tx_servq *ptxservq; | |
816 | int priority = pattrib->priority; | |
817 | ||
818 | psta = pattrib->psta; | |
819 | ||
820 | switch (priority) { | |
821 | case 1: | |
822 | case 2: | |
ceefaace | 823 | ptxservq = &psta->sta_xmitpriv.bk_q; |
d6846af6 LF |
824 | break; |
825 | case 4: | |
826 | case 5: | |
ceefaace | 827 | ptxservq = &psta->sta_xmitpriv.vi_q; |
d6846af6 LF |
828 | break; |
829 | case 6: | |
830 | case 7: | |
ceefaace | 831 | ptxservq = &psta->sta_xmitpriv.vo_q; |
d6846af6 LF |
832 | break; |
833 | case 0: | |
834 | case 3: | |
835 | default: | |
ceefaace | 836 | ptxservq = &psta->sta_xmitpriv.be_q; |
d6846af6 LF |
837 | break; |
838 | } | |
839 | ||
840 | return ptxservq->qcnt; | |
841 | } | |
842 | ||
d6846af6 | 843 | /* |
ee53f6dd SF |
844 | * |
845 | * This sub-routine will perform all the following: | |
846 | * | |
847 | * 1. remove 802.3 header. | |
848 | * 2. create wlan_header, based on the info in pxmitframe | |
849 | * 3. append sta's iv/ext-iv | |
850 | * 4. append LLC | |
851 | * 5. move frag chunk from pframe to pxmitframe->mem | |
852 | * 6. apply sw-encrypt, if necessary. | |
853 | * | |
854 | */ | |
d6846af6 LF |
855 | s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct xmit_frame *pxmitframe) |
856 | { | |
d6846af6 LF |
857 | s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz; |
858 | size_t addr; | |
859 | u8 *pframe, *mem_start; | |
860 | u8 hw_hdr_offset; | |
861 | struct sta_info *psta; | |
862 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
863 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
864 | u8 *pbuf_start; | |
2bd827a8 | 865 | bool mcast = is_multicast_ether_addr(pattrib->ra); |
d6846af6 | 866 | s32 res = _SUCCESS; |
659c8734 | 867 | size_t remainder = pkt->len - ETH_HLEN; |
d6846af6 LF |
868 | |
869 | psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); | |
870 | ||
7de2258b | 871 | if (!psta) |
d6846af6 LF |
872 | return _FAIL; |
873 | ||
ba82ad78 | 874 | if (!pxmitframe->buf_addr) |
d6846af6 | 875 | return _FAIL; |
d6846af6 LF |
876 | |
877 | pbuf_start = pxmitframe->buf_addr; | |
878 | ||
879 | hw_hdr_offset = TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); | |
880 | ||
881 | mem_start = pbuf_start + hw_hdr_offset; | |
882 | ||
883 | if (rtw_make_wlanhdr(padapter, mem_start, pattrib) == _FAIL) { | |
d6846af6 LF |
884 | res = _FAIL; |
885 | goto exit; | |
886 | } | |
887 | ||
d6846af6 LF |
888 | frg_inx = 0; |
889 | frg_len = pxmitpriv->frag_len - 4;/* 2346-4 = 2342 */ | |
890 | ||
891 | while (1) { | |
892 | llc_sz = 0; | |
893 | ||
894 | mpdu_len = frg_len; | |
895 | ||
896 | pframe = mem_start; | |
897 | ||
898 | SetMFrag(mem_start); | |
899 | ||
900 | pframe += pattrib->hdrlen; | |
901 | mpdu_len -= pattrib->hdrlen; | |
902 | ||
903 | /* adding icv, if necessary... */ | |
904 | if (pattrib->iv_len) { | |
d48037f9 | 905 | switch (pattrib->encrypt) { |
4e0fa71c MB |
906 | case _WEP40_: |
907 | case _WEP104_: | |
908 | WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); | |
909 | break; | |
910 | case _TKIP_: | |
2bd827a8 | 911 | if (mcast) |
4e0fa71c MB |
912 | TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); |
913 | else | |
914 | TKIP_IV(pattrib->iv, psta->dot11txpn, 0); | |
915 | break; | |
916 | case _AES_: | |
2bd827a8 | 917 | if (mcast) |
4e0fa71c MB |
918 | AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); |
919 | else | |
920 | AES_IV(pattrib->iv, psta->dot11txpn, 0); | |
921 | break; | |
d6846af6 LF |
922 | } |
923 | ||
924 | memcpy(pframe, pattrib->iv, pattrib->iv_len); | |
925 | ||
d6846af6 LF |
926 | pframe += pattrib->iv_len; |
927 | ||
928 | mpdu_len -= pattrib->iv_len; | |
929 | } | |
930 | ||
931 | if (frg_inx == 0) { | |
932 | llc_sz = rtw_put_snap(pframe, pattrib->ether_type); | |
933 | pframe += llc_sz; | |
934 | mpdu_len -= llc_sz; | |
935 | } | |
936 | ||
dc0283c7 | 937 | if ((pattrib->icv_len > 0) && (pattrib->bswenc)) |
d6846af6 | 938 | mpdu_len -= pattrib->icv_len; |
d6846af6 | 939 | |
2bd827a8 | 940 | mem_sz = min_t(size_t, mcast ? pattrib->pktlen : mpdu_len, remainder); |
659c8734 IS |
941 | skb_copy_bits(pkt, pkt->len - remainder, pframe, mem_sz); |
942 | remainder -= mem_sz; | |
d6846af6 LF |
943 | |
944 | pframe += mem_sz; | |
945 | ||
946 | if ((pattrib->icv_len > 0) && (pattrib->bswenc)) { | |
947 | memcpy(pframe, pattrib->icv, pattrib->icv_len); | |
948 | pframe += pattrib->icv_len; | |
949 | } | |
950 | ||
951 | frg_inx++; | |
952 | ||
2bd827a8 | 953 | if (mcast || remainder == 0) { |
d6846af6 LF |
954 | pattrib->nr_frags = frg_inx; |
955 | ||
956 | pattrib->last_txcmdsz = pattrib->hdrlen + pattrib->iv_len + ((pattrib->nr_frags == 1) ? llc_sz : 0) + | |
957 | ((pattrib->bswenc) ? pattrib->icv_len : 0) + mem_sz; | |
958 | ||
959 | ClearMFrag(mem_start); | |
960 | ||
961 | break; | |
d6846af6 LF |
962 | } |
963 | ||
964 | addr = (size_t)(pframe); | |
965 | ||
7be921a2 | 966 | mem_start = (unsigned char *)round_up(addr, 4) + hw_hdr_offset; |
d6846af6 LF |
967 | memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen); |
968 | } | |
969 | ||
0a0796eb JS |
970 | /* Frame is about to be encrypted. Forward it to the monitor first. */ |
971 | rtl88eu_mon_xmit_hook(padapter->pmondev, pxmitframe, frg_len); | |
972 | ||
d6846af6 | 973 | if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) { |
d6846af6 LF |
974 | res = _FAIL; |
975 | goto exit; | |
976 | } | |
977 | ||
978 | xmitframe_swencrypt(padapter, pxmitframe); | |
979 | ||
2bd827a8 | 980 | if (!mcast) |
d6846af6 LF |
981 | update_attrib_vcs_info(padapter, pxmitframe); |
982 | else | |
983 | pattrib->vcs_mode = NONE_VCS; | |
984 | ||
985 | exit: | |
d6846af6 LF |
986 | return res; |
987 | } | |
988 | ||
989 | /* Logical Link Control(LLC) SubNetwork Attachment Point(SNAP) header | |
990 | * IEEE LLC/SNAP header contains 8 octets | |
991 | * First 3 octets comprise the LLC portion | |
992 | * SNAP portion, 5 octets, is divided into two fields: | |
993 | * Organizationally Unique Identifier(OUI), 3 octets, | |
994 | * type, defined by that organization, 2 octets. | |
995 | */ | |
996 | s32 rtw_put_snap(u8 *data, u16 h_proto) | |
997 | { | |
998 | struct ieee80211_snap_hdr *snap; | |
999 | u8 *oui; | |
1000 | ||
d6846af6 LF |
1001 | snap = (struct ieee80211_snap_hdr *)data; |
1002 | snap->dsap = 0xaa; | |
1003 | snap->ssap = 0xaa; | |
1004 | snap->ctrl = 0x03; | |
1005 | ||
1006 | if (h_proto == 0x8137 || h_proto == 0x80f3) | |
1007 | oui = P802_1H_OUI; | |
1008 | else | |
1009 | oui = RFC1042_OUI; | |
1010 | ||
1011 | snap->oui[0] = oui[0]; | |
1012 | snap->oui[1] = oui[1]; | |
1013 | snap->oui[2] = oui[2]; | |
1014 | ||
1015 | *(__be16 *)(data + SNAP_SIZE) = htons(h_proto); | |
1016 | ||
d6846af6 LF |
1017 | return SNAP_SIZE + sizeof(u16); |
1018 | } | |
1019 | ||
1020 | void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len) | |
1021 | { | |
af27bea4 | 1022 | uint protection, erp_len; |
d6846af6 | 1023 | u8 *perp; |
d6846af6 LF |
1024 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
1025 | struct registry_priv *pregistrypriv = &padapter->registrypriv; | |
1026 | ||
d6846af6 LF |
1027 | switch (pxmitpriv->vcs_setting) { |
1028 | case DISABLE_VCS: | |
1029 | pxmitpriv->vcs = NONE_VCS; | |
1030 | break; | |
1031 | case ENABLE_VCS: | |
1032 | break; | |
1033 | case AUTO_VCS: | |
1034 | default: | |
75f1df26 | 1035 | perp = rtw_get_ie(ie, WLAN_EID_ERP_INFO, &erp_len, ie_len); |
7de2258b | 1036 | if (!perp) { |
d6846af6 LF |
1037 | pxmitpriv->vcs = NONE_VCS; |
1038 | } else { | |
1039 | protection = (*(perp + 2)) & BIT(1); | |
1040 | if (protection) { | |
1041 | if (pregistrypriv->vcs_type == RTS_CTS) | |
1042 | pxmitpriv->vcs = RTS_CTS; | |
1043 | else | |
1044 | pxmitpriv->vcs = CTS_TO_SELF; | |
1045 | } else { | |
1046 | pxmitpriv->vcs = NONE_VCS; | |
1047 | } | |
1048 | } | |
1049 | break; | |
1050 | } | |
d6846af6 LF |
1051 | } |
1052 | ||
1053 | void rtw_count_tx_stats(struct adapter *padapter, struct xmit_frame *pxmitframe, int sz) | |
1054 | { | |
1055 | struct sta_info *psta = NULL; | |
1056 | struct stainfo_stats *pstats = NULL; | |
1057 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1058 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1059 | ||
a66ecb24 | 1060 | if ((pxmitframe->frame_tag & 0x0f) == DATA_FRAMETAG) { |
d6846af6 LF |
1061 | pxmitpriv->tx_bytes += sz; |
1062 | pmlmepriv->LinkDetectInfo.NumTxOkInPeriod += pxmitframe->agg_num; | |
1063 | ||
1064 | psta = pxmitframe->attrib.psta; | |
1065 | if (psta) { | |
1066 | pstats = &psta->sta_stats; | |
1067 | pstats->tx_pkts += pxmitframe->agg_num; | |
1068 | pstats->tx_bytes += sz; | |
1069 | } | |
1070 | } | |
1071 | } | |
1072 | ||
1073 | struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv) | |
1074 | { | |
1075 | unsigned long irql; | |
b9f1c275 | 1076 | struct xmit_buf *pxmitbuf; |
d6846af6 LF |
1077 | struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; |
1078 | ||
f937886b | 1079 | spin_lock_irqsave(&pfree_queue->lock, irql); |
b9f1c275 GT |
1080 | pxmitbuf = list_first_entry_or_null(&pfree_queue->queue, |
1081 | struct xmit_buf, list); | |
1082 | if (pxmitbuf) { | |
1083 | list_del_init(&pxmitbuf->list); | |
d6846af6 | 1084 | pxmitpriv->free_xmit_extbuf_cnt--; |
d6846af6 | 1085 | pxmitbuf->priv_data = NULL; |
ba82ad78 | 1086 | if (pxmitbuf->sctx) |
d6846af6 | 1087 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC); |
d6846af6 | 1088 | } |
597794f5 | 1089 | spin_unlock_irqrestore(&pfree_queue->lock, irql); |
d6846af6 | 1090 | |
d6846af6 LF |
1091 | return pxmitbuf; |
1092 | } | |
1093 | ||
1094 | s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) | |
1095 | { | |
1096 | unsigned long irql; | |
1097 | struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; | |
1098 | ||
7de2258b | 1099 | if (!pxmitbuf) |
d6846af6 LF |
1100 | return _FAIL; |
1101 | ||
f937886b | 1102 | spin_lock_irqsave(&pfree_queue->lock, irql); |
d6846af6 | 1103 | |
8d5bdece | 1104 | list_del_init(&pxmitbuf->list); |
d6846af6 | 1105 | |
ceefaace | 1106 | list_add_tail(&pxmitbuf->list, get_list_head(pfree_queue)); |
d6846af6 LF |
1107 | pxmitpriv->free_xmit_extbuf_cnt++; |
1108 | ||
597794f5 | 1109 | spin_unlock_irqrestore(&pfree_queue->lock, irql); |
d6846af6 | 1110 | |
d6846af6 LF |
1111 | return _SUCCESS; |
1112 | } | |
1113 | ||
1114 | struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv) | |
1115 | { | |
1116 | unsigned long irql; | |
b9f1c275 | 1117 | struct xmit_buf *pxmitbuf; |
d6846af6 LF |
1118 | struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; |
1119 | ||
f937886b | 1120 | spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irql); |
b9f1c275 GT |
1121 | pxmitbuf = list_first_entry_or_null(&pfree_xmitbuf_queue->queue, |
1122 | struct xmit_buf, list); | |
1123 | if (pxmitbuf) { | |
1124 | list_del_init(&pxmitbuf->list); | |
d6846af6 LF |
1125 | pxmitpriv->free_xmitbuf_cnt--; |
1126 | pxmitbuf->priv_data = NULL; | |
2490e323 | 1127 | if (pxmitbuf->sctx) |
d6846af6 | 1128 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC); |
d6846af6 | 1129 | } |
597794f5 | 1130 | spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 | 1131 | |
d6846af6 LF |
1132 | return pxmitbuf; |
1133 | } | |
1134 | ||
1135 | s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) | |
1136 | { | |
1137 | unsigned long irql; | |
1138 | struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; | |
1139 | ||
7de2258b | 1140 | if (!pxmitbuf) |
d6846af6 LF |
1141 | return _FAIL; |
1142 | ||
ba82ad78 | 1143 | if (pxmitbuf->sctx) |
d6846af6 | 1144 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_FREE); |
d6846af6 LF |
1145 | |
1146 | if (pxmitbuf->ext_tag) { | |
1147 | rtw_free_xmitbuf_ext(pxmitpriv, pxmitbuf); | |
1148 | } else { | |
f937886b | 1149 | spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 | 1150 | |
8d5bdece | 1151 | list_del_init(&pxmitbuf->list); |
d6846af6 | 1152 | |
ceefaace | 1153 | list_add_tail(&pxmitbuf->list, get_list_head(pfree_xmitbuf_queue)); |
d6846af6 LF |
1154 | |
1155 | pxmitpriv->free_xmitbuf_cnt++; | |
597794f5 | 1156 | spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irql); |
d6846af6 LF |
1157 | } |
1158 | ||
d6846af6 LF |
1159 | return _SUCCESS; |
1160 | } | |
1161 | ||
1162 | /* | |
ee53f6dd SF |
1163 | * Calling context: |
1164 | * 1. OS_TXENTRY | |
1165 | * 2. RXENTRY (rx_thread or RX_ISR/RX_CallBack) | |
1166 | * | |
1167 | * If we turn on USE_RXTHREAD, then, no need for critical section. | |
1168 | * Otherwise, we must use _enter/_exit critical to protect free_xmit_queue... | |
1169 | * | |
b79f45e2 | 1170 | * Must be very, very cautious... |
ee53f6dd SF |
1171 | * |
1172 | */ | |
d6846af6 | 1173 | |
b9f1c275 GT |
1174 | struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv) |
1175 | /* _queue *pfree_xmit_queue) */ | |
d6846af6 LF |
1176 | { |
1177 | /* | |
ee53f6dd SF |
1178 | * Please remember to use all the osdep_service api, |
1179 | * and lock/unlock or _enter/_exit critical to protect | |
1180 | * pfree_xmit_queue | |
1181 | */ | |
b9f1c275 | 1182 | struct xmit_frame *pxframe; |
d6846af6 LF |
1183 | struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; |
1184 | ||
7057dcb3 | 1185 | spin_lock_bh(&pfree_xmit_queue->lock); |
b9f1c275 GT |
1186 | pxframe = list_first_entry_or_null(&pfree_xmit_queue->queue, |
1187 | struct xmit_frame, list); | |
e3a5f40c | 1188 | if (pxframe) { |
b9f1c275 | 1189 | list_del_init(&pxframe->list); |
d6846af6 | 1190 | |
b9f1c275 | 1191 | /* default value setting */ |
d6846af6 LF |
1192 | pxmitpriv->free_xmitframe_cnt--; |
1193 | ||
d6846af6 LF |
1194 | pxframe->buf_addr = NULL; |
1195 | pxframe->pxmitbuf = NULL; | |
1196 | ||
1ce39848 | 1197 | memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib)); |
d6846af6 LF |
1198 | |
1199 | pxframe->frame_tag = DATA_FRAMETAG; | |
1200 | ||
1201 | pxframe->pkt = NULL; | |
1202 | pxframe->pkt_offset = 1;/* default use pkt_offset to fill tx desc */ | |
1203 | ||
1204 | pxframe->agg_num = 1; | |
1205 | pxframe->ack_report = 0; | |
1206 | } | |
e02bcf61 | 1207 | spin_unlock_bh(&pfree_xmit_queue->lock); |
d6846af6 | 1208 | |
d6846af6 LF |
1209 | return pxframe; |
1210 | } | |
1211 | ||
1212 | s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe) | |
1213 | { | |
d6846af6 LF |
1214 | struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; |
1215 | struct adapter *padapter = pxmitpriv->adapter; | |
1216 | struct sk_buff *pndis_pkt = NULL; | |
1217 | ||
e3a5f40c | 1218 | if (!pxmitframe) |
d6846af6 | 1219 | goto exit; |
d6846af6 | 1220 | |
7057dcb3 | 1221 | spin_lock_bh(&pfree_xmit_queue->lock); |
d6846af6 | 1222 | |
8d5bdece | 1223 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1224 | |
1225 | if (pxmitframe->pkt) { | |
1226 | pndis_pkt = pxmitframe->pkt; | |
1227 | pxmitframe->pkt = NULL; | |
1228 | } | |
1229 | ||
ae6787ad | 1230 | list_add_tail(&pxmitframe->list, get_list_head(pfree_xmit_queue)); |
d6846af6 LF |
1231 | |
1232 | pxmitpriv->free_xmitframe_cnt++; | |
d6846af6 | 1233 | |
e02bcf61 | 1234 | spin_unlock_bh(&pfree_xmit_queue->lock); |
d6846af6 LF |
1235 | |
1236 | if (pndis_pkt) | |
1237 | rtw_os_pkt_complete(padapter, pndis_pkt); | |
1238 | ||
1239 | exit: | |
d6846af6 LF |
1240 | return _SUCCESS; |
1241 | } | |
1242 | ||
1243 | void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue) | |
1244 | { | |
af39f935 MK |
1245 | struct list_head *phead; |
1246 | struct xmit_frame *pxmitframe, *temp; | |
d6846af6 | 1247 | |
ceefaace | 1248 | spin_lock_bh(&pframequeue->lock); |
d6846af6 LF |
1249 | |
1250 | phead = get_list_head(pframequeue); | |
af39f935 | 1251 | list_for_each_entry_safe(pxmitframe, temp, phead, list) |
d6846af6 | 1252 | rtw_free_xmitframe(pxmitpriv, pxmitframe); |
af39f935 | 1253 | |
ceefaace | 1254 | spin_unlock_bh(&pframequeue->lock); |
d6846af6 LF |
1255 | } |
1256 | ||
1257 | s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1258 | { | |
e3a5f40c | 1259 | if (rtw_xmit_classifier(padapter, pxmitframe) == _FAIL) |
d6846af6 | 1260 | return _FAIL; |
d6846af6 LF |
1261 | |
1262 | return _SUCCESS; | |
1263 | } | |
1264 | ||
1265 | static struct xmit_frame *dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit, struct tx_servq *ptxservq, struct __queue *pframe_queue) | |
1266 | { | |
1267 | struct list_head *xmitframe_plist, *xmitframe_phead; | |
1268 | struct xmit_frame *pxmitframe = NULL; | |
1269 | ||
1270 | xmitframe_phead = get_list_head(pframe_queue); | |
c44e5e39 | 1271 | xmitframe_plist = xmitframe_phead->next; |
d6846af6 | 1272 | |
84660700 | 1273 | if (xmitframe_phead != xmitframe_plist) { |
bea88100 | 1274 | pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list); |
d6846af6 | 1275 | |
c44e5e39 | 1276 | xmitframe_plist = xmitframe_plist->next; |
d6846af6 | 1277 | |
8d5bdece | 1278 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1279 | |
1280 | ptxservq->qcnt--; | |
d6846af6 | 1281 | } |
d6846af6 LF |
1282 | return pxmitframe; |
1283 | } | |
1284 | ||
1285 | struct xmit_frame *rtw_dequeue_xframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit_i, int entry) | |
1286 | { | |
d6846af6 LF |
1287 | struct list_head *sta_plist, *sta_phead; |
1288 | struct hw_xmit *phwxmit; | |
1289 | struct tx_servq *ptxservq = NULL; | |
1290 | struct __queue *pframe_queue = NULL; | |
1291 | struct xmit_frame *pxmitframe = NULL; | |
1292 | struct adapter *padapter = pxmitpriv->adapter; | |
1293 | struct registry_priv *pregpriv = &padapter->registrypriv; | |
1294 | int i, inx[4]; | |
1295 | ||
d6846af6 LF |
1296 | inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; |
1297 | ||
1298 | if (pregpriv->wifi_spec == 1) { | |
1299 | int j; | |
1300 | ||
1301 | for (j = 0; j < 4; j++) | |
1302 | inx[j] = pxmitpriv->wmm_para_seq[j]; | |
1303 | } | |
1304 | ||
7057dcb3 | 1305 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1306 | |
1307 | for (i = 0; i < entry; i++) { | |
1308 | phwxmit = phwxmit_i + inx[i]; | |
1309 | ||
1310 | sta_phead = get_list_head(phwxmit->sta_queue); | |
23017c88 GR |
1311 | list_for_each(sta_plist, sta_phead) { |
1312 | ptxservq = list_entry(sta_plist, struct tx_servq, | |
1313 | tx_pending); | |
d6846af6 LF |
1314 | |
1315 | pframe_queue = &ptxservq->sta_pending; | |
1316 | ||
1317 | pxmitframe = dequeue_one_xmitframe(pxmitpriv, phwxmit, ptxservq, pframe_queue); | |
1318 | ||
1319 | if (pxmitframe) { | |
1320 | phwxmit->accnt--; | |
1321 | ||
1322 | /* Remove sta node when there are no pending packets. */ | |
f7091bc6 | 1323 | if (list_empty(&pframe_queue->queue)) /* must be done after get_next and before break */ |
8d5bdece | 1324 | list_del_init(&ptxservq->tx_pending); |
d6846af6 LF |
1325 | goto exit; |
1326 | } | |
d6846af6 LF |
1327 | } |
1328 | } | |
1329 | exit: | |
e02bcf61 | 1330 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1331 | return pxmitframe; |
1332 | } | |
1333 | ||
d7c25200 MS |
1334 | struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, |
1335 | struct sta_info *psta, int up, u8 *ac) | |
d6846af6 LF |
1336 | { |
1337 | struct tx_servq *ptxservq; | |
1338 | ||
d6846af6 LF |
1339 | switch (up) { |
1340 | case 1: | |
1341 | case 2: | |
ceefaace | 1342 | ptxservq = &psta->sta_xmitpriv.bk_q; |
d6846af6 | 1343 | *(ac) = 3; |
d6846af6 LF |
1344 | break; |
1345 | case 4: | |
1346 | case 5: | |
ceefaace | 1347 | ptxservq = &psta->sta_xmitpriv.vi_q; |
d6846af6 | 1348 | *(ac) = 1; |
d6846af6 LF |
1349 | break; |
1350 | case 6: | |
1351 | case 7: | |
ceefaace | 1352 | ptxservq = &psta->sta_xmitpriv.vo_q; |
d6846af6 | 1353 | *(ac) = 0; |
d6846af6 LF |
1354 | break; |
1355 | case 0: | |
1356 | case 3: | |
1357 | default: | |
ceefaace | 1358 | ptxservq = &psta->sta_xmitpriv.be_q; |
d6846af6 | 1359 | *(ac) = 2; |
d6846af6 LF |
1360 | break; |
1361 | } | |
1362 | ||
d6846af6 LF |
1363 | return ptxservq; |
1364 | } | |
1365 | ||
1366 | /* | |
1367 | * Will enqueue pxmitframe to the proper queue, | |
1368 | * and indicate it to xx_pending list..... | |
1369 | */ | |
1370 | s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1371 | { | |
d6846af6 LF |
1372 | u8 ac_index; |
1373 | struct sta_info *psta; | |
1374 | struct tx_servq *ptxservq; | |
1375 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1376 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1377 | struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; | |
1378 | int res = _SUCCESS; | |
1379 | ||
dc0283c7 | 1380 | if (pattrib->psta) |
d6846af6 | 1381 | psta = pattrib->psta; |
dc0283c7 | 1382 | else |
d6846af6 | 1383 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); |
d6846af6 | 1384 | |
7de2258b | 1385 | if (!psta) { |
d6846af6 | 1386 | res = _FAIL; |
d6846af6 LF |
1387 | goto exit; |
1388 | } | |
1389 | ||
1390 | ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); | |
1391 | ||
9c4b0e70 | 1392 | if (list_empty(&ptxservq->tx_pending)) |
ae6787ad | 1393 | list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue)); |
d6846af6 | 1394 | |
ae6787ad | 1395 | list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending)); |
d6846af6 LF |
1396 | ptxservq->qcnt++; |
1397 | phwxmits[ac_index].accnt++; | |
1398 | exit: | |
d6846af6 LF |
1399 | return res; |
1400 | } | |
1401 | ||
7671ce0d | 1402 | s32 rtw_alloc_hwxmits(struct adapter *padapter) |
d6846af6 LF |
1403 | { |
1404 | struct hw_xmit *hwxmits; | |
1405 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1406 | ||
1407 | pxmitpriv->hwxmit_entry = HWXMIT_ENTRY; | |
1408 | ||
0507a1e5 NSN |
1409 | pxmitpriv->hwxmits = kcalloc(pxmitpriv->hwxmit_entry, |
1410 | sizeof(struct hw_xmit), GFP_KERNEL); | |
7671ce0d AP |
1411 | if (!pxmitpriv->hwxmits) |
1412 | return _FAIL; | |
d6846af6 LF |
1413 | |
1414 | hwxmits = pxmitpriv->hwxmits; | |
1415 | ||
c181be7f MS |
1416 | hwxmits[0] .sta_queue = &pxmitpriv->vo_pending; |
1417 | hwxmits[1] .sta_queue = &pxmitpriv->vi_pending; | |
1418 | hwxmits[2] .sta_queue = &pxmitpriv->be_pending; | |
1419 | hwxmits[3] .sta_queue = &pxmitpriv->bk_pending; | |
7671ce0d | 1420 | return _SUCCESS; |
d6846af6 LF |
1421 | } |
1422 | ||
1423 | void rtw_free_hwxmits(struct adapter *padapter) | |
1424 | { | |
1425 | struct hw_xmit *hwxmits; | |
1426 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1427 | ||
1428 | hwxmits = pxmitpriv->hwxmits; | |
1429 | kfree(hwxmits); | |
1430 | } | |
1431 | ||
1432 | void rtw_init_hwxmits(struct hw_xmit *phwxmit, int entry) | |
1433 | { | |
1434 | int i; | |
7d2af82c | 1435 | |
d6846af6 LF |
1436 | for (i = 0; i < entry; i++, phwxmit++) |
1437 | phwxmit->accnt = 0; | |
d6846af6 LF |
1438 | } |
1439 | ||
d6846af6 LF |
1440 | u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe) |
1441 | { | |
1442 | u32 addr; | |
1443 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1444 | ||
1445 | switch (pattrib->qsel) { | |
1446 | case 0: | |
1447 | case 3: | |
1448 | addr = BE_QUEUE_INX; | |
1449 | break; | |
1450 | case 1: | |
1451 | case 2: | |
1452 | addr = BK_QUEUE_INX; | |
1453 | break; | |
1454 | case 4: | |
1455 | case 5: | |
1456 | addr = VI_QUEUE_INX; | |
1457 | break; | |
1458 | case 6: | |
1459 | case 7: | |
1460 | addr = VO_QUEUE_INX; | |
1461 | break; | |
1462 | case 0x10: | |
1463 | addr = BCN_QUEUE_INX; | |
1464 | break; | |
1465 | case 0x11:/* BC/MC in PS (HIQ) */ | |
1466 | addr = HIGH_QUEUE_INX; | |
1467 | break; | |
1468 | case 0x12: | |
1469 | default: | |
1470 | addr = MGT_QUEUE_INX; | |
1471 | break; | |
1472 | } | |
1473 | ||
1474 | return addr; | |
1475 | } | |
1476 | ||
d6846af6 LF |
1477 | /* |
1478 | * The main transmit(tx) entry | |
1479 | * | |
1480 | * Return | |
1481 | * 1 enqueue | |
1482 | * 0 success, hardware will handle this xmit frame(packet) | |
1483 | * <0 fail | |
1484 | */ | |
1485 | s32 rtw_xmit(struct adapter *padapter, struct sk_buff **ppkt) | |
1486 | { | |
d6846af6 LF |
1487 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
1488 | struct xmit_frame *pxmitframe = NULL; | |
d6846af6 LF |
1489 | s32 res; |
1490 | ||
1491 | pxmitframe = rtw_alloc_xmitframe(pxmitpriv); | |
e3a5f40c | 1492 | if (!pxmitframe) |
d6846af6 | 1493 | return -1; |
d6846af6 | 1494 | |
d6846af6 LF |
1495 | res = update_attrib(padapter, *ppkt, &pxmitframe->attrib); |
1496 | ||
1497 | if (res == _FAIL) { | |
d6846af6 LF |
1498 | rtw_free_xmitframe(pxmitpriv, pxmitframe); |
1499 | return -1; | |
1500 | } | |
1501 | pxmitframe->pkt = *ppkt; | |
1502 | ||
236b3d87 | 1503 | led_control_8188eu(padapter, LED_CTL_TX); |
d6846af6 | 1504 | |
3929667e | 1505 | pxmitframe->attrib.qsel = pxmitframe->attrib.priority; |
d6846af6 LF |
1506 | |
1507 | #ifdef CONFIG_88EU_AP_MODE | |
7057dcb3 | 1508 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 | 1509 | if (xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe)) { |
e02bcf61 | 1510 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1511 | return 1; |
1512 | } | |
e02bcf61 | 1513 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1514 | #endif |
1515 | ||
bbf2f71e | 1516 | if (!rtw_hal_xmit(padapter, pxmitframe)) |
d6846af6 LF |
1517 | return 1; |
1518 | ||
1519 | return 0; | |
1520 | } | |
1521 | ||
1522 | #if defined(CONFIG_88EU_AP_MODE) | |
1523 | ||
1524 | int xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe) | |
1525 | { | |
d6846af6 LF |
1526 | int ret = false; |
1527 | struct sta_info *psta = NULL; | |
1528 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1529 | struct pkt_attrib *pattrib = &pxmitframe->attrib; | |
1530 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
2bd827a8 | 1531 | bool mcast = is_multicast_ether_addr(pattrib->ra); |
d6846af6 | 1532 | |
bbf2f71e | 1533 | if (!check_fwstate(pmlmepriv, WIFI_AP_STATE)) |
4e0fa71c | 1534 | return ret; |
d6846af6 LF |
1535 | |
1536 | if (pattrib->psta) | |
1537 | psta = pattrib->psta; | |
1538 | else | |
1539 | psta = rtw_get_stainfo(pstapriv, pattrib->ra); | |
1540 | ||
7de2258b | 1541 | if (!psta) |
d6846af6 LF |
1542 | return ret; |
1543 | ||
1544 | if (pattrib->triggered == 1) { | |
2bd827a8 | 1545 | if (mcast) |
d6846af6 LF |
1546 | pattrib->qsel = 0x11;/* HIQ */ |
1547 | return ret; | |
1548 | } | |
1549 | ||
2bd827a8 | 1550 | if (mcast) { |
7057dcb3 | 1551 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1552 | |
1553 | if (pstapriv->sta_dz_bitmap) {/* if any one sta is in ps mode */ | |
8d5bdece | 1554 | list_del_init(&pxmitframe->list); |
d6846af6 | 1555 | |
ae6787ad | 1556 | list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); |
d6846af6 LF |
1557 | |
1558 | psta->sleepq_len++; | |
1559 | ||
1560 | pstapriv->tim_bitmap |= BIT(0);/* */ | |
1561 | pstapriv->sta_dz_bitmap |= BIT(0); | |
1562 | ||
75f1df26 | 1563 | update_beacon(padapter, WLAN_EID_TIM, NULL, false);/* tx bc/mc packets after update bcn */ |
d6846af6 LF |
1564 | |
1565 | ret = true; | |
1566 | } | |
1567 | ||
e02bcf61 | 1568 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1569 | |
1570 | return ret; | |
1571 | } | |
1572 | ||
7057dcb3 | 1573 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 | 1574 | |
a66ecb24 | 1575 | if (psta->state & WIFI_SLEEP_STATE) { |
d6846af6 LF |
1576 | u8 wmmps_ac = 0; |
1577 | ||
a66ecb24 | 1578 | if (pstapriv->sta_dz_bitmap & BIT(psta->aid)) { |
8d5bdece | 1579 | list_del_init(&pxmitframe->list); |
d6846af6 | 1580 | |
ae6787ad | 1581 | list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); |
d6846af6 LF |
1582 | |
1583 | psta->sleepq_len++; | |
1584 | ||
1585 | switch (pattrib->priority) { | |
1586 | case 1: | |
1587 | case 2: | |
c89e9869 | 1588 | wmmps_ac = psta->uapsd_bk & BIT(0); |
d6846af6 LF |
1589 | break; |
1590 | case 4: | |
1591 | case 5: | |
c89e9869 | 1592 | wmmps_ac = psta->uapsd_vi & BIT(0); |
d6846af6 LF |
1593 | break; |
1594 | case 6: | |
1595 | case 7: | |
c89e9869 | 1596 | wmmps_ac = psta->uapsd_vo & BIT(0); |
d6846af6 LF |
1597 | break; |
1598 | case 0: | |
1599 | case 3: | |
1600 | default: | |
c89e9869 | 1601 | wmmps_ac = psta->uapsd_be & BIT(0); |
d6846af6 LF |
1602 | break; |
1603 | } | |
1604 | ||
1605 | if (wmmps_ac) | |
1606 | psta->sleepq_ac_len++; | |
1607 | ||
1608 | if (((psta->has_legacy_ac) && (!wmmps_ac)) || | |
1609 | ((!psta->has_legacy_ac) && (wmmps_ac))) { | |
1610 | pstapriv->tim_bitmap |= BIT(psta->aid); | |
1611 | ||
1612 | if (psta->sleepq_len == 1) { | |
40a46d8b | 1613 | /* update BCN for TIM IE */ |
75f1df26 | 1614 | update_beacon(padapter, WLAN_EID_TIM, NULL, false); |
d6846af6 LF |
1615 | } |
1616 | } | |
1617 | ret = true; | |
1618 | } | |
1619 | } | |
1620 | ||
e02bcf61 | 1621 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1622 | |
1623 | return ret; | |
1624 | } | |
1625 | ||
1626 | static void dequeue_xmitframes_to_sleeping_queue(struct adapter *padapter, struct sta_info *psta, struct __queue *pframequeue) | |
1627 | { | |
e0f489a2 | 1628 | struct list_head *phead; |
d6846af6 LF |
1629 | u8 ac_index; |
1630 | struct tx_servq *ptxservq; | |
1631 | struct pkt_attrib *pattrib; | |
e0f489a2 | 1632 | struct xmit_frame *pxmitframe, *n; |
d6846af6 LF |
1633 | struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; |
1634 | ||
1635 | phead = get_list_head(pframequeue); | |
e0f489a2 | 1636 | list_for_each_entry_safe(pxmitframe, n, phead, list) { |
d6846af6 LF |
1637 | xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe); |
1638 | ||
1639 | pattrib = &pxmitframe->attrib; | |
1640 | ||
1641 | ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); | |
1642 | ||
1643 | ptxservq->qcnt--; | |
1644 | phwxmits[ac_index].accnt--; | |
1645 | } | |
1646 | } | |
1647 | ||
1648 | void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta) | |
1649 | { | |
d6846af6 LF |
1650 | struct sta_info *psta_bmc; |
1651 | struct sta_xmit_priv *pstaxmitpriv; | |
1652 | struct sta_priv *pstapriv = &padapter->stapriv; | |
1653 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
1654 | ||
1655 | pstaxmitpriv = &psta->sta_xmitpriv; | |
1656 | ||
1657 | /* for BC/MC Frames */ | |
1658 | psta_bmc = rtw_get_bcmc_stainfo(padapter); | |
1659 | ||
7057dcb3 | 1660 | spin_lock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1661 | |
1662 | psta->state |= WIFI_SLEEP_STATE; | |
1663 | ||
1664 | pstapriv->sta_dz_bitmap |= BIT(psta->aid); | |
1665 | ||
e0437819 MS |
1666 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, |
1667 | &pstaxmitpriv->vo_q.sta_pending); | |
ceefaace | 1668 | list_del_init(&pstaxmitpriv->vo_q.tx_pending); |
d6846af6 | 1669 | |
e0437819 MS |
1670 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, |
1671 | &pstaxmitpriv->vi_q.sta_pending); | |
ceefaace | 1672 | list_del_init(&pstaxmitpriv->vi_q.tx_pending); |
d6846af6 | 1673 | |
e0437819 MS |
1674 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, |
1675 | &pstaxmitpriv->be_q.sta_pending); | |
ceefaace | 1676 | list_del_init(&pstaxmitpriv->be_q.tx_pending); |
d6846af6 | 1677 | |
e0437819 MS |
1678 | dequeue_xmitframes_to_sleeping_queue(padapter, psta, |
1679 | &pstaxmitpriv->bk_q.sta_pending); | |
ceefaace | 1680 | list_del_init(&pstaxmitpriv->bk_q.tx_pending); |
d6846af6 LF |
1681 | |
1682 | /* for BC/MC Frames */ | |
1683 | pstaxmitpriv = &psta_bmc->sta_xmitpriv; | |
e0437819 MS |
1684 | dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc, |
1685 | &pstaxmitpriv->be_q.sta_pending); | |
ceefaace | 1686 | list_del_init(&pstaxmitpriv->be_q.tx_pending); |
d6846af6 | 1687 | |
e02bcf61 | 1688 | spin_unlock_bh(&pxmitpriv->lock); |
d6846af6 LF |
1689 | } |
1690 | ||
1691 | void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) | |
1692 | { | |
d6846af6 LF |
1693 | u8 update_mask = 0, wmmps_ac = 0; |
1694 | struct sta_info *psta_bmc; | |
c47bcff9 DC |
1695 | struct list_head *xmitframe_phead; |
1696 | struct xmit_frame *pxmitframe, *n; | |
d6846af6 LF |
1697 | struct sta_priv *pstapriv = &padapter->stapriv; |
1698 | ||
7057dcb3 | 1699 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1700 | |
1701 | xmitframe_phead = get_list_head(&psta->sleep_q); | |
c47bcff9 | 1702 | list_for_each_entry_safe(pxmitframe, n, xmitframe_phead, list) { |
8d5bdece | 1703 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1704 | |
1705 | switch (pxmitframe->attrib.priority) { | |
1706 | case 1: | |
1707 | case 2: | |
c89e9869 | 1708 | wmmps_ac = psta->uapsd_bk & BIT(1); |
d6846af6 LF |
1709 | break; |
1710 | case 4: | |
1711 | case 5: | |
c89e9869 | 1712 | wmmps_ac = psta->uapsd_vi & BIT(1); |
d6846af6 LF |
1713 | break; |
1714 | case 6: | |
1715 | case 7: | |
c89e9869 | 1716 | wmmps_ac = psta->uapsd_vo & BIT(1); |
d6846af6 LF |
1717 | break; |
1718 | case 0: | |
1719 | case 3: | |
1720 | default: | |
c89e9869 | 1721 | wmmps_ac = psta->uapsd_be & BIT(1); |
d6846af6 LF |
1722 | break; |
1723 | } | |
1724 | ||
1725 | psta->sleepq_len--; | |
1726 | if (psta->sleepq_len > 0) | |
1727 | pxmitframe->attrib.mdata = 1; | |
1728 | else | |
1729 | pxmitframe->attrib.mdata = 0; | |
1730 | ||
1731 | if (wmmps_ac) { | |
1732 | psta->sleepq_ac_len--; | |
1733 | if (psta->sleepq_ac_len > 0) { | |
1734 | pxmitframe->attrib.mdata = 1; | |
1735 | pxmitframe->attrib.eosp = 0; | |
1736 | } else { | |
1737 | pxmitframe->attrib.mdata = 0; | |
1738 | pxmitframe->attrib.eosp = 1; | |
1739 | } | |
1740 | } | |
1741 | ||
1742 | pxmitframe->attrib.triggered = 1; | |
1743 | ||
e02bcf61 | 1744 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1745 | if (rtw_hal_xmit(padapter, pxmitframe)) |
1746 | rtw_os_xmit_complete(padapter, pxmitframe); | |
7057dcb3 | 1747 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1748 | } |
1749 | ||
1750 | if (psta->sleepq_len == 0) { | |
1751 | pstapriv->tim_bitmap &= ~BIT(psta->aid); | |
1752 | ||
1753 | update_mask = BIT(0); | |
1754 | ||
a66ecb24 | 1755 | if (psta->state & WIFI_SLEEP_STATE) |
d6846af6 LF |
1756 | psta->state ^= WIFI_SLEEP_STATE; |
1757 | ||
1758 | if (psta->state & WIFI_STA_ALIVE_CHK_STATE) { | |
1759 | psta->expire_to = pstapriv->expire_to; | |
1760 | psta->state ^= WIFI_STA_ALIVE_CHK_STATE; | |
1761 | } | |
1762 | ||
1763 | pstapriv->sta_dz_bitmap &= ~BIT(psta->aid); | |
1764 | } | |
1765 | ||
e02bcf61 | 1766 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1767 | |
1768 | /* for BC/MC Frames */ | |
1769 | psta_bmc = rtw_get_bcmc_stainfo(padapter); | |
1770 | if (!psta_bmc) | |
1771 | return; | |
1772 | ||
a66ecb24 | 1773 | if ((pstapriv->sta_dz_bitmap & 0xfffe) == 0x0) { /* no any sta in ps mode */ |
7057dcb3 | 1774 | spin_lock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1775 | |
1776 | xmitframe_phead = get_list_head(&psta_bmc->sleep_q); | |
c47bcff9 | 1777 | list_for_each_entry_safe(pxmitframe, n, xmitframe_phead, list) { |
8d5bdece | 1778 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1779 | |
1780 | psta_bmc->sleepq_len--; | |
1781 | if (psta_bmc->sleepq_len > 0) | |
1782 | pxmitframe->attrib.mdata = 1; | |
1783 | else | |
1784 | pxmitframe->attrib.mdata = 0; | |
1785 | ||
1786 | pxmitframe->attrib.triggered = 1; | |
1787 | ||
e02bcf61 | 1788 | spin_unlock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1789 | if (rtw_hal_xmit(padapter, pxmitframe)) |
1790 | rtw_os_xmit_complete(padapter, pxmitframe); | |
7057dcb3 | 1791 | spin_lock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1792 | } |
1793 | ||
1794 | if (psta_bmc->sleepq_len == 0) { | |
1795 | pstapriv->tim_bitmap &= ~BIT(0); | |
1796 | pstapriv->sta_dz_bitmap &= ~BIT(0); | |
1797 | ||
1798 | update_mask |= BIT(1); | |
1799 | } | |
1800 | ||
e02bcf61 | 1801 | spin_unlock_bh(&psta_bmc->sleep_q.lock); |
d6846af6 LF |
1802 | } |
1803 | ||
1804 | if (update_mask) | |
75f1df26 | 1805 | update_beacon(padapter, WLAN_EID_TIM, NULL, false); |
d6846af6 LF |
1806 | } |
1807 | ||
1808 | void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta) | |
1809 | { | |
d6846af6 | 1810 | u8 wmmps_ac = 0; |
629132b3 DC |
1811 | struct list_head *xmitframe_phead; |
1812 | struct xmit_frame *pxmitframe, *n; | |
d6846af6 LF |
1813 | struct sta_priv *pstapriv = &padapter->stapriv; |
1814 | ||
7057dcb3 | 1815 | spin_lock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1816 | |
1817 | xmitframe_phead = get_list_head(&psta->sleep_q); | |
629132b3 | 1818 | list_for_each_entry_safe(pxmitframe, n, xmitframe_phead, list) { |
d6846af6 LF |
1819 | switch (pxmitframe->attrib.priority) { |
1820 | case 1: | |
1821 | case 2: | |
c89e9869 | 1822 | wmmps_ac = psta->uapsd_bk & BIT(1); |
d6846af6 LF |
1823 | break; |
1824 | case 4: | |
1825 | case 5: | |
c89e9869 | 1826 | wmmps_ac = psta->uapsd_vi & BIT(1); |
d6846af6 LF |
1827 | break; |
1828 | case 6: | |
1829 | case 7: | |
c89e9869 | 1830 | wmmps_ac = psta->uapsd_vo & BIT(1); |
d6846af6 LF |
1831 | break; |
1832 | case 0: | |
1833 | case 3: | |
1834 | default: | |
c89e9869 | 1835 | wmmps_ac = psta->uapsd_be & BIT(1); |
d6846af6 LF |
1836 | break; |
1837 | } | |
1838 | ||
1839 | if (!wmmps_ac) | |
1840 | continue; | |
1841 | ||
8d5bdece | 1842 | list_del_init(&pxmitframe->list); |
d6846af6 LF |
1843 | |
1844 | psta->sleepq_len--; | |
1845 | psta->sleepq_ac_len--; | |
1846 | ||
1847 | if (psta->sleepq_ac_len > 0) { | |
1848 | pxmitframe->attrib.mdata = 1; | |
1849 | pxmitframe->attrib.eosp = 0; | |
1850 | } else { | |
1851 | pxmitframe->attrib.mdata = 0; | |
1852 | pxmitframe->attrib.eosp = 1; | |
1853 | } | |
1854 | ||
1855 | pxmitframe->attrib.triggered = 1; | |
1856 | ||
3f95106e | 1857 | if (rtw_hal_xmit(padapter, pxmitframe)) |
d6846af6 LF |
1858 | rtw_os_xmit_complete(padapter, pxmitframe); |
1859 | ||
1860 | if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) && (wmmps_ac)) { | |
1861 | pstapriv->tim_bitmap &= ~BIT(psta->aid); | |
1862 | ||
40a46d8b | 1863 | /* update BCN for TIM IE */ |
75f1df26 | 1864 | update_beacon(padapter, WLAN_EID_TIM, NULL, false); |
d6846af6 LF |
1865 | } |
1866 | } | |
1867 | ||
e02bcf61 | 1868 | spin_unlock_bh(&psta->sleep_q.lock); |
d6846af6 LF |
1869 | } |
1870 | ||
1871 | #endif | |
1872 | ||
1873 | void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms) | |
1874 | { | |
1875 | sctx->timeout_ms = timeout_ms; | |
c01fb496 | 1876 | sctx->submit_time = jiffies; |
d6846af6 LF |
1877 | init_completion(&sctx->done); |
1878 | sctx->status = RTW_SCTX_SUBMITTED; | |
1879 | } | |
1880 | ||
1881 | int rtw_sctx_wait(struct submit_ctx *sctx) | |
1882 | { | |
1883 | int ret = _FAIL; | |
1884 | unsigned long expire; | |
1885 | int status = 0; | |
1886 | ||
1887 | expire = sctx->timeout_ms ? msecs_to_jiffies(sctx->timeout_ms) : MAX_SCHEDULE_TIMEOUT; | |
1888 | if (!wait_for_completion_timeout(&sctx->done, expire)) { | |
1889 | /* timeout, do something?? */ | |
1890 | status = RTW_SCTX_DONE_TIMEOUT; | |
d6846af6 LF |
1891 | } else { |
1892 | status = sctx->status; | |
1893 | } | |
1894 | ||
1895 | if (status == RTW_SCTX_DONE_SUCCESS) | |
1896 | ret = _SUCCESS; | |
1897 | ||
1898 | return ret; | |
1899 | } | |
1900 | ||
d6846af6 LF |
1901 | void rtw_sctx_done_err(struct submit_ctx **sctx, int status) |
1902 | { | |
1903 | if (*sctx) { | |
d6846af6 LF |
1904 | (*sctx)->status = status; |
1905 | complete(&((*sctx)->done)); | |
1906 | *sctx = NULL; | |
1907 | } | |
1908 | } | |
1909 | ||
d6846af6 LF |
1910 | int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms) |
1911 | { | |
1912 | struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops; | |
1913 | ||
c01fb496 | 1914 | pack_tx_ops->submit_time = jiffies; |
d6846af6 LF |
1915 | pack_tx_ops->timeout_ms = timeout_ms; |
1916 | pack_tx_ops->status = RTW_SCTX_SUBMITTED; | |
1917 | ||
1918 | return rtw_sctx_wait(pack_tx_ops); | |
1919 | } | |
1920 | ||
1921 | void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status) | |
1922 | { | |
1923 | struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops; | |
1924 | ||
1925 | if (pxmitpriv->ack_tx) | |
1926 | rtw_sctx_done_err(&pack_tx_ops, status); | |
d6846af6 | 1927 | } |