Commit | Line | Data |
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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: 802.11n | |
3 | * | |
65da33f5 | 4 | * Copyright (C) 2011-2014, Marvell International Ltd. |
5e6e3a92 BZ |
5 | * |
6 | * This software file (the "File") is distributed by Marvell International | |
7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 | |
8 | * (the "License"). You may use, redistribute and/or modify this File in | |
9 | * accordance with the terms and conditions of the License, a copy of which | |
10 | * is available by writing to the Free Software Foundation, Inc., | |
11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the | |
12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. | |
13 | * | |
14 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE | |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE | |
16 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about | |
17 | * this warranty disclaimer. | |
18 | */ | |
19 | ||
20 | #include "decl.h" | |
21 | #include "ioctl.h" | |
22 | #include "util.h" | |
23 | #include "fw.h" | |
24 | #include "main.h" | |
25 | #include "wmm.h" | |
26 | #include "11n.h" | |
27 | ||
28 | /* | |
29 | * Fills HT capability information field, AMPDU Parameters field, HT extended | |
30 | * capability field, and supported MCS set fields. | |
31 | * | |
a46b7b5c AK |
32 | * HT capability information field, AMPDU Parameters field, supported MCS set |
33 | * fields are retrieved from cfg80211 stack | |
5e6e3a92 | 34 | * |
a46b7b5c | 35 | * RD responder bit to set to clear in the extended capability header. |
5e6e3a92 | 36 | */ |
341b8800 AK |
37 | int mwifiex_fill_cap_info(struct mwifiex_private *priv, u8 radio_type, |
38 | struct ieee80211_ht_cap *ht_cap) | |
5e6e3a92 | 39 | { |
341b8800 | 40 | uint16_t ht_ext_cap = le16_to_cpu(ht_cap->extended_ht_cap_info); |
a46b7b5c | 41 | struct ieee80211_supported_band *sband = |
4facc34a | 42 | priv->wdev.wiphy->bands[radio_type]; |
5e6e3a92 | 43 | |
341b8800 | 44 | if (WARN_ON_ONCE(!sband)) { |
acebe8c1 | 45 | mwifiex_dbg(priv->adapter, ERROR, "Invalid radio type!\n"); |
341b8800 AK |
46 | return -EINVAL; |
47 | } | |
48 | ||
49 | ht_cap->ampdu_params_info = | |
a46b7b5c | 50 | (sband->ht_cap.ampdu_factor & |
84266841 | 51 | IEEE80211_HT_AMPDU_PARM_FACTOR) | |
a46b7b5c AK |
52 | ((sband->ht_cap.ampdu_density << |
53 | IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT) & | |
54 | IEEE80211_HT_AMPDU_PARM_DENSITY); | |
5e6e3a92 | 55 | |
341b8800 | 56 | memcpy((u8 *)&ht_cap->mcs, &sband->ht_cap.mcs, |
84266841 | 57 | sizeof(sband->ht_cap.mcs)); |
5e6e3a92 | 58 | |
eecd8250 | 59 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
d35f1035 AK |
60 | (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 && |
61 | (priv->adapter->sec_chan_offset != | |
62 | IEEE80211_HT_PARAM_CHA_SEC_NONE))) | |
5e6e3a92 | 63 | /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ |
341b8800 | 64 | SETHT_MCS32(ht_cap->mcs.rx_mask); |
5e6e3a92 BZ |
65 | |
66 | /* Clear RD responder bit */ | |
a3731658 | 67 | ht_ext_cap &= ~IEEE80211_HT_EXT_CAP_RD_RESPONDER; |
5e6e3a92 | 68 | |
341b8800 AK |
69 | ht_cap->cap_info = cpu_to_le16(sband->ht_cap.cap); |
70 | ht_cap->extended_ht_cap_info = cpu_to_le16(ht_ext_cap); | |
645097ce AK |
71 | |
72 | if (ISSUPP_BEAMFORMING(priv->adapter->hw_dot_11n_dev_cap)) | |
341b8800 AK |
73 | ht_cap->tx_BF_cap_info = cpu_to_le32(MWIFIEX_DEF_11N_TX_BF_CAP); |
74 | ||
75 | return 0; | |
5e6e3a92 BZ |
76 | } |
77 | ||
5e6e3a92 BZ |
78 | /* |
79 | * This function returns the pointer to an entry in BA Stream | |
80 | * table which matches the requested BA status. | |
81 | */ | |
82 | static struct mwifiex_tx_ba_stream_tbl * | |
3e822635 YAP |
83 | mwifiex_get_ba_status(struct mwifiex_private *priv, |
84 | enum mwifiex_ba_status ba_status) | |
5e6e3a92 BZ |
85 | { |
86 | struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl; | |
87 | unsigned long flags; | |
88 | ||
89 | spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); | |
90 | list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) { | |
91 | if (tx_ba_tsr_tbl->ba_status == ba_status) { | |
92 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, | |
93 | flags); | |
94 | return tx_ba_tsr_tbl; | |
95 | } | |
96 | } | |
97 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); | |
98 | return NULL; | |
99 | } | |
100 | ||
101 | /* | |
102 | * This function handles the command response of delete a block | |
103 | * ack request. | |
104 | * | |
105 | * The function checks the response success status and takes action | |
106 | * accordingly (send an add BA request in case of success, or recreate | |
107 | * the deleted stream in case of failure, if the add BA was also | |
108 | * initiated by us). | |
109 | */ | |
110 | int mwifiex_ret_11n_delba(struct mwifiex_private *priv, | |
111 | struct host_cmd_ds_command *resp) | |
112 | { | |
113 | int tid; | |
114 | struct mwifiex_tx_ba_stream_tbl *tx_ba_tbl; | |
2c208890 | 115 | struct host_cmd_ds_11n_delba *del_ba = &resp->params.del_ba; |
5e6e3a92 BZ |
116 | uint16_t del_ba_param_set = le16_to_cpu(del_ba->del_ba_param_set); |
117 | ||
118 | tid = del_ba_param_set >> DELBA_TID_POS; | |
119 | if (del_ba->del_result == BA_RESULT_SUCCESS) { | |
3e822635 YAP |
120 | mwifiex_del_ba_tbl(priv, tid, del_ba->peer_mac_addr, |
121 | TYPE_DELBA_SENT, | |
122 | INITIATOR_BIT(del_ba_param_set)); | |
5e6e3a92 | 123 | |
3e822635 | 124 | tx_ba_tbl = mwifiex_get_ba_status(priv, BA_SETUP_INPROGRESS); |
5e6e3a92 BZ |
125 | if (tx_ba_tbl) |
126 | mwifiex_send_addba(priv, tx_ba_tbl->tid, | |
127 | tx_ba_tbl->ra); | |
128 | } else { /* | |
129 | * In case of failure, recreate the deleted stream in case | |
130 | * we initiated the ADDBA | |
131 | */ | |
3e822635 YAP |
132 | if (!INITIATOR_BIT(del_ba_param_set)) |
133 | return 0; | |
134 | ||
135 | mwifiex_create_ba_tbl(priv, del_ba->peer_mac_addr, tid, | |
136 | BA_SETUP_INPROGRESS); | |
137 | ||
138 | tx_ba_tbl = mwifiex_get_ba_status(priv, BA_SETUP_INPROGRESS); | |
139 | ||
140 | if (tx_ba_tbl) | |
141 | mwifiex_del_ba_tbl(priv, tx_ba_tbl->tid, tx_ba_tbl->ra, | |
142 | TYPE_DELBA_SENT, true); | |
5e6e3a92 BZ |
143 | } |
144 | ||
145 | return 0; | |
146 | } | |
147 | ||
148 | /* | |
149 | * This function handles the command response of add a block | |
150 | * ack request. | |
151 | * | |
152 | * Handling includes changing the header fields to CPU formats, checking | |
153 | * the response success status and taking actions accordingly (delete the | |
154 | * BA stream table in case of failure). | |
155 | */ | |
156 | int mwifiex_ret_11n_addba_req(struct mwifiex_private *priv, | |
157 | struct host_cmd_ds_command *resp) | |
158 | { | |
719a25e3 | 159 | int tid, tid_down; |
2c208890 | 160 | struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = &resp->params.add_ba_rsp; |
5e6e3a92 | 161 | struct mwifiex_tx_ba_stream_tbl *tx_ba_tbl; |
39df5e82 | 162 | struct mwifiex_ra_list_tbl *ra_list; |
4c9f9fb2 | 163 | u16 block_ack_param_set = le16_to_cpu(add_ba_rsp->block_ack_param_set); |
5e6e3a92 BZ |
164 | |
165 | add_ba_rsp->ssn = cpu_to_le16((le16_to_cpu(add_ba_rsp->ssn)) | |
166 | & SSN_MASK); | |
167 | ||
4c9f9fb2 AK |
168 | tid = (block_ack_param_set & IEEE80211_ADDBA_PARAM_TID_MASK) |
169 | >> BLOCKACKPARAM_TID_POS; | |
719a25e3 XH |
170 | |
171 | tid_down = mwifiex_wmm_downgrade_tid(priv, tid); | |
172 | ra_list = mwifiex_wmm_get_ralist_node(priv, tid_down, add_ba_rsp-> | |
39df5e82 | 173 | peer_mac_addr); |
63410c37 | 174 | if (le16_to_cpu(add_ba_rsp->status_code) != BA_RESULT_SUCCESS) { |
39df5e82 ZL |
175 | if (ra_list) { |
176 | ra_list->ba_status = BA_SETUP_NONE; | |
177 | ra_list->amsdu_in_ampdu = false; | |
178 | } | |
3e822635 YAP |
179 | mwifiex_del_ba_tbl(priv, tid, add_ba_rsp->peer_mac_addr, |
180 | TYPE_DELBA_SENT, true); | |
5e6e3a92 BZ |
181 | if (add_ba_rsp->add_rsp_result != BA_RESULT_TIMEOUT) |
182 | priv->aggr_prio_tbl[tid].ampdu_ap = | |
183 | BA_STREAM_NOT_ALLOWED; | |
63410c37 AK |
184 | return 0; |
185 | } | |
186 | ||
187 | tx_ba_tbl = mwifiex_get_ba_tbl(priv, tid, add_ba_rsp->peer_mac_addr); | |
188 | if (tx_ba_tbl) { | |
acebe8c1 | 189 | mwifiex_dbg(priv->adapter, EVENT, "info: BA stream complete\n"); |
63410c37 | 190 | tx_ba_tbl->ba_status = BA_SETUP_COMPLETE; |
4c9f9fb2 AK |
191 | if ((block_ack_param_set & BLOCKACKPARAM_AMSDU_SUPP_MASK) && |
192 | priv->add_ba_param.tx_amsdu && | |
193 | (priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED)) | |
194 | tx_ba_tbl->amsdu = true; | |
195 | else | |
196 | tx_ba_tbl->amsdu = false; | |
39df5e82 ZL |
197 | if (ra_list) { |
198 | ra_list->amsdu_in_ampdu = tx_ba_tbl->amsdu; | |
199 | ra_list->ba_status = BA_SETUP_COMPLETE; | |
200 | } | |
63410c37 | 201 | } else { |
acebe8c1 | 202 | mwifiex_dbg(priv->adapter, ERROR, "BA stream not created\n"); |
5e6e3a92 BZ |
203 | } |
204 | ||
205 | return 0; | |
206 | } | |
207 | ||
5e6e3a92 BZ |
208 | /* |
209 | * This function prepares command of reconfigure Tx buffer. | |
210 | * | |
211 | * Preparation includes - | |
212 | * - Setting command ID, action and proper size | |
213 | * - Setting Tx buffer size (for SET only) | |
214 | * - Ensuring correct endian-ness | |
215 | */ | |
216 | int mwifiex_cmd_recfg_tx_buf(struct mwifiex_private *priv, | |
217 | struct host_cmd_ds_command *cmd, int cmd_action, | |
a5ffddb7 | 218 | u16 *buf_size) |
5e6e3a92 BZ |
219 | { |
220 | struct host_cmd_ds_txbuf_cfg *tx_buf = &cmd->params.tx_buf; | |
221 | u16 action = (u16) cmd_action; | |
5e6e3a92 BZ |
222 | |
223 | cmd->command = cpu_to_le16(HostCmd_CMD_RECONFIGURE_TX_BUFF); | |
224 | cmd->size = | |
225 | cpu_to_le16(sizeof(struct host_cmd_ds_txbuf_cfg) + S_DS_GEN); | |
226 | tx_buf->action = cpu_to_le16(action); | |
227 | switch (action) { | |
228 | case HostCmd_ACT_GEN_SET: | |
acebe8c1 ZL |
229 | mwifiex_dbg(priv->adapter, CMD, |
230 | "cmd: set tx_buf=%d\n", *buf_size); | |
a5ffddb7 | 231 | tx_buf->buff_size = cpu_to_le16(*buf_size); |
5e6e3a92 BZ |
232 | break; |
233 | case HostCmd_ACT_GEN_GET: | |
234 | default: | |
235 | tx_buf->buff_size = 0; | |
236 | break; | |
237 | } | |
238 | return 0; | |
239 | } | |
240 | ||
241 | /* | |
242 | * This function prepares command of AMSDU aggregation control. | |
243 | * | |
244 | * Preparation includes - | |
245 | * - Setting command ID, action and proper size | |
246 | * - Setting AMSDU control parameters (for SET only) | |
247 | * - Ensuring correct endian-ness | |
248 | */ | |
572e8f3e | 249 | int mwifiex_cmd_amsdu_aggr_ctrl(struct host_cmd_ds_command *cmd, |
a5ffddb7 AK |
250 | int cmd_action, |
251 | struct mwifiex_ds_11n_amsdu_aggr_ctrl *aa_ctrl) | |
5e6e3a92 BZ |
252 | { |
253 | struct host_cmd_ds_amsdu_aggr_ctrl *amsdu_ctrl = | |
254 | &cmd->params.amsdu_aggr_ctrl; | |
255 | u16 action = (u16) cmd_action; | |
5e6e3a92 BZ |
256 | |
257 | cmd->command = cpu_to_le16(HostCmd_CMD_AMSDU_AGGR_CTRL); | |
258 | cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_amsdu_aggr_ctrl) | |
259 | + S_DS_GEN); | |
260 | amsdu_ctrl->action = cpu_to_le16(action); | |
261 | switch (action) { | |
262 | case HostCmd_ACT_GEN_SET: | |
263 | amsdu_ctrl->enable = cpu_to_le16(aa_ctrl->enable); | |
264 | amsdu_ctrl->curr_buf_size = 0; | |
265 | break; | |
266 | case HostCmd_ACT_GEN_GET: | |
267 | default: | |
268 | amsdu_ctrl->curr_buf_size = 0; | |
269 | break; | |
270 | } | |
271 | return 0; | |
272 | } | |
273 | ||
5e6e3a92 BZ |
274 | /* |
275 | * This function prepares 11n configuration command. | |
276 | * | |
277 | * Preparation includes - | |
278 | * - Setting command ID, action and proper size | |
279 | * - Setting HT Tx capability and HT Tx information fields | |
280 | * - Ensuring correct endian-ness | |
281 | */ | |
a5f39056 YAP |
282 | int mwifiex_cmd_11n_cfg(struct mwifiex_private *priv, |
283 | struct host_cmd_ds_command *cmd, u16 cmd_action, | |
a5ffddb7 | 284 | struct mwifiex_ds_11n_tx_cfg *txcfg) |
5e6e3a92 BZ |
285 | { |
286 | struct host_cmd_ds_11n_cfg *htcfg = &cmd->params.htcfg; | |
5e6e3a92 BZ |
287 | |
288 | cmd->command = cpu_to_le16(HostCmd_CMD_11N_CFG); | |
289 | cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_11n_cfg) + S_DS_GEN); | |
290 | htcfg->action = cpu_to_le16(cmd_action); | |
291 | htcfg->ht_tx_cap = cpu_to_le16(txcfg->tx_htcap); | |
292 | htcfg->ht_tx_info = cpu_to_le16(txcfg->tx_htinfo); | |
a5f39056 YAP |
293 | |
294 | if (priv->adapter->is_hw_11ac_capable) | |
295 | htcfg->misc_config = cpu_to_le16(txcfg->misc_config); | |
296 | ||
5e6e3a92 BZ |
297 | return 0; |
298 | } | |
299 | ||
300 | /* | |
301 | * This function appends an 11n TLV to a buffer. | |
302 | * | |
303 | * Buffer allocation is responsibility of the calling | |
304 | * function. No size validation is made here. | |
305 | * | |
306 | * The function fills up the following sections, if applicable - | |
307 | * - HT capability IE | |
308 | * - HT information IE (with channel list) | |
309 | * - 20/40 BSS Coexistence IE | |
310 | * - HT Extended Capabilities IE | |
311 | */ | |
312 | int | |
313 | mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, | |
314 | struct mwifiex_bssdescriptor *bss_desc, | |
315 | u8 **buffer) | |
316 | { | |
317 | struct mwifiex_ie_types_htcap *ht_cap; | |
318 | struct mwifiex_ie_types_htinfo *ht_info; | |
319 | struct mwifiex_ie_types_chan_list_param_set *chan_list; | |
320 | struct mwifiex_ie_types_2040bssco *bss_co_2040; | |
321 | struct mwifiex_ie_types_extcap *ext_cap; | |
322 | int ret_len = 0; | |
a46b7b5c | 323 | struct ieee80211_supported_band *sband; |
68f95b09 | 324 | struct ieee_types_header *hdr; |
a46b7b5c | 325 | u8 radio_type; |
5e6e3a92 BZ |
326 | |
327 | if (!buffer || !*buffer) | |
328 | return ret_len; | |
329 | ||
a46b7b5c | 330 | radio_type = mwifiex_band_to_radio_type((u8) bss_desc->bss_band); |
4facc34a | 331 | sband = priv->wdev.wiphy->bands[radio_type]; |
a46b7b5c | 332 | |
5e6e3a92 BZ |
333 | if (bss_desc->bcn_ht_cap) { |
334 | ht_cap = (struct mwifiex_ie_types_htcap *) *buffer; | |
335 | memset(ht_cap, 0, sizeof(struct mwifiex_ie_types_htcap)); | |
336 | ht_cap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY); | |
337 | ht_cap->header.len = | |
338 | cpu_to_le16(sizeof(struct ieee80211_ht_cap)); | |
339 | memcpy((u8 *) ht_cap + sizeof(struct mwifiex_ie_types_header), | |
c99b1861 | 340 | (u8 *)bss_desc->bcn_ht_cap, |
5e6e3a92 BZ |
341 | le16_to_cpu(ht_cap->header.len)); |
342 | ||
341b8800 | 343 | mwifiex_fill_cap_info(priv, radio_type, &ht_cap->ht_cap); |
5e6e3a92 BZ |
344 | |
345 | *buffer += sizeof(struct mwifiex_ie_types_htcap); | |
346 | ret_len += sizeof(struct mwifiex_ie_types_htcap); | |
347 | } | |
348 | ||
074d46d1 | 349 | if (bss_desc->bcn_ht_oper) { |
eecd8250 | 350 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
351 | ht_info = (struct mwifiex_ie_types_htinfo *) *buffer; |
352 | memset(ht_info, 0, | |
353 | sizeof(struct mwifiex_ie_types_htinfo)); | |
354 | ht_info->header.type = | |
074d46d1 | 355 | cpu_to_le16(WLAN_EID_HT_OPERATION); |
5e6e3a92 | 356 | ht_info->header.len = |
074d46d1 JB |
357 | cpu_to_le16( |
358 | sizeof(struct ieee80211_ht_operation)); | |
5e6e3a92 BZ |
359 | |
360 | memcpy((u8 *) ht_info + | |
361 | sizeof(struct mwifiex_ie_types_header), | |
cf831ffe | 362 | (u8 *)bss_desc->bcn_ht_oper, |
5e6e3a92 BZ |
363 | le16_to_cpu(ht_info->header.len)); |
364 | ||
a46b7b5c AK |
365 | if (!(sband->ht_cap.cap & |
366 | IEEE80211_HT_CAP_SUP_WIDTH_20_40)) | |
074d46d1 | 367 | ht_info->ht_oper.ht_param &= |
6d2bd916 MY |
368 | ~(IEEE80211_HT_PARAM_CHAN_WIDTH_ANY | |
369 | IEEE80211_HT_PARAM_CHA_SEC_OFFSET); | |
5e6e3a92 BZ |
370 | |
371 | *buffer += sizeof(struct mwifiex_ie_types_htinfo); | |
372 | ret_len += sizeof(struct mwifiex_ie_types_htinfo); | |
373 | } | |
374 | ||
375 | chan_list = | |
376 | (struct mwifiex_ie_types_chan_list_param_set *) *buffer; | |
377 | memset(chan_list, 0, | |
378 | sizeof(struct mwifiex_ie_types_chan_list_param_set)); | |
379 | chan_list->header.type = cpu_to_le16(TLV_TYPE_CHANLIST); | |
380 | chan_list->header.len = cpu_to_le16( | |
381 | sizeof(struct mwifiex_ie_types_chan_list_param_set) - | |
382 | sizeof(struct mwifiex_ie_types_header)); | |
383 | chan_list->chan_scan_param[0].chan_number = | |
074d46d1 | 384 | bss_desc->bcn_ht_oper->primary_chan; |
5e6e3a92 BZ |
385 | chan_list->chan_scan_param[0].radio_type = |
386 | mwifiex_band_to_radio_type((u8) bss_desc->bss_band); | |
387 | ||
84266841 | 388 | if (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 && |
074d46d1 | 389 | bss_desc->bcn_ht_oper->ht_param & |
84266841 | 390 | IEEE80211_HT_PARAM_CHAN_WIDTH_ANY) |
5e6e3a92 BZ |
391 | SET_SECONDARYCHAN(chan_list->chan_scan_param[0]. |
392 | radio_type, | |
074d46d1 | 393 | (bss_desc->bcn_ht_oper->ht_param & |
6d2bd916 | 394 | IEEE80211_HT_PARAM_CHA_SEC_OFFSET)); |
5e6e3a92 BZ |
395 | |
396 | *buffer += sizeof(struct mwifiex_ie_types_chan_list_param_set); | |
397 | ret_len += sizeof(struct mwifiex_ie_types_chan_list_param_set); | |
398 | } | |
399 | ||
400 | if (bss_desc->bcn_bss_co_2040) { | |
401 | bss_co_2040 = (struct mwifiex_ie_types_2040bssco *) *buffer; | |
402 | memset(bss_co_2040, 0, | |
403 | sizeof(struct mwifiex_ie_types_2040bssco)); | |
404 | bss_co_2040->header.type = cpu_to_le16(WLAN_EID_BSS_COEX_2040); | |
405 | bss_co_2040->header.len = | |
406 | cpu_to_le16(sizeof(bss_co_2040->bss_co_2040)); | |
407 | ||
408 | memcpy((u8 *) bss_co_2040 + | |
409 | sizeof(struct mwifiex_ie_types_header), | |
2c208890 | 410 | bss_desc->bcn_bss_co_2040 + |
5e6e3a92 BZ |
411 | sizeof(struct ieee_types_header), |
412 | le16_to_cpu(bss_co_2040->header.len)); | |
413 | ||
414 | *buffer += sizeof(struct mwifiex_ie_types_2040bssco); | |
415 | ret_len += sizeof(struct mwifiex_ie_types_2040bssco); | |
416 | } | |
417 | ||
418 | if (bss_desc->bcn_ext_cap) { | |
68f95b09 | 419 | hdr = (void *)bss_desc->bcn_ext_cap; |
5e6e3a92 BZ |
420 | ext_cap = (struct mwifiex_ie_types_extcap *) *buffer; |
421 | memset(ext_cap, 0, sizeof(struct mwifiex_ie_types_extcap)); | |
422 | ext_cap->header.type = cpu_to_le16(WLAN_EID_EXT_CAPABILITY); | |
68f95b09 | 423 | ext_cap->header.len = cpu_to_le16(hdr->len); |
5e6e3a92 | 424 | |
68f95b09 | 425 | memcpy((u8 *)ext_cap->ext_capab, |
2c208890 | 426 | bss_desc->bcn_ext_cap + sizeof(struct ieee_types_header), |
5e6e3a92 BZ |
427 | le16_to_cpu(ext_cap->header.len)); |
428 | ||
587b36d3 AP |
429 | if (hdr->len > 3 && |
430 | ext_cap->ext_capab[3] & WLAN_EXT_CAPA4_INTERWORKING_ENABLED) | |
431 | priv->hs2_enabled = true; | |
432 | else | |
433 | priv->hs2_enabled = false; | |
434 | ||
68f95b09 AP |
435 | *buffer += sizeof(struct mwifiex_ie_types_extcap) + hdr->len; |
436 | ret_len += sizeof(struct mwifiex_ie_types_extcap) + hdr->len; | |
5e6e3a92 BZ |
437 | } |
438 | ||
439 | return ret_len; | |
440 | } | |
441 | ||
5e6e3a92 BZ |
442 | /* |
443 | * This function checks if the given pointer is valid entry of | |
444 | * Tx BA Stream table. | |
445 | */ | |
446 | static int mwifiex_is_tx_ba_stream_ptr_valid(struct mwifiex_private *priv, | |
447 | struct mwifiex_tx_ba_stream_tbl *tx_tbl_ptr) | |
448 | { | |
449 | struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl; | |
450 | ||
451 | list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) { | |
452 | if (tx_ba_tsr_tbl == tx_tbl_ptr) | |
453 | return true; | |
454 | } | |
455 | ||
456 | return false; | |
457 | } | |
458 | ||
459 | /* | |
460 | * This function deletes the given entry in Tx BA Stream table. | |
461 | * | |
462 | * The function also performs a validity check on the supplied | |
463 | * pointer before trying to delete. | |
464 | */ | |
465 | void mwifiex_11n_delete_tx_ba_stream_tbl_entry(struct mwifiex_private *priv, | |
466 | struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl) | |
467 | { | |
468 | if (!tx_ba_tsr_tbl && | |
84266841 | 469 | mwifiex_is_tx_ba_stream_ptr_valid(priv, tx_ba_tsr_tbl)) |
5e6e3a92 BZ |
470 | return; |
471 | ||
acebe8c1 ZL |
472 | mwifiex_dbg(priv->adapter, INFO, |
473 | "info: tx_ba_tsr_tbl %p\n", tx_ba_tsr_tbl); | |
5e6e3a92 BZ |
474 | |
475 | list_del(&tx_ba_tsr_tbl->list); | |
476 | ||
477 | kfree(tx_ba_tsr_tbl); | |
5e6e3a92 BZ |
478 | } |
479 | ||
480 | /* | |
481 | * This function deletes all the entries in Tx BA Stream table. | |
482 | */ | |
483 | void mwifiex_11n_delete_all_tx_ba_stream_tbl(struct mwifiex_private *priv) | |
484 | { | |
485 | int i; | |
486 | struct mwifiex_tx_ba_stream_tbl *del_tbl_ptr, *tmp_node; | |
487 | unsigned long flags; | |
488 | ||
489 | spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); | |
490 | list_for_each_entry_safe(del_tbl_ptr, tmp_node, | |
491 | &priv->tx_ba_stream_tbl_ptr, list) | |
492 | mwifiex_11n_delete_tx_ba_stream_tbl_entry(priv, del_tbl_ptr); | |
493 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); | |
494 | ||
495 | INIT_LIST_HEAD(&priv->tx_ba_stream_tbl_ptr); | |
496 | ||
497 | for (i = 0; i < MAX_NUM_TID; ++i) | |
498 | priv->aggr_prio_tbl[i].ampdu_ap = | |
499 | priv->aggr_prio_tbl[i].ampdu_user; | |
500 | } | |
501 | ||
502 | /* | |
503 | * This function returns the pointer to an entry in BA Stream | |
504 | * table which matches the given RA/TID pair. | |
505 | */ | |
506 | struct mwifiex_tx_ba_stream_tbl * | |
3e822635 | 507 | mwifiex_get_ba_tbl(struct mwifiex_private *priv, int tid, u8 *ra) |
5e6e3a92 BZ |
508 | { |
509 | struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl; | |
510 | unsigned long flags; | |
511 | ||
512 | spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); | |
513 | list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) { | |
fcad7668 | 514 | if (ether_addr_equal_unaligned(tx_ba_tsr_tbl->ra, ra) && |
84266841 | 515 | tx_ba_tsr_tbl->tid == tid) { |
5e6e3a92 BZ |
516 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, |
517 | flags); | |
518 | return tx_ba_tsr_tbl; | |
519 | } | |
520 | } | |
521 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); | |
522 | return NULL; | |
523 | } | |
524 | ||
525 | /* | |
526 | * This function creates an entry in Tx BA stream table for the | |
527 | * given RA/TID pair. | |
528 | */ | |
3e822635 YAP |
529 | void mwifiex_create_ba_tbl(struct mwifiex_private *priv, u8 *ra, int tid, |
530 | enum mwifiex_ba_status ba_status) | |
5e6e3a92 BZ |
531 | { |
532 | struct mwifiex_tx_ba_stream_tbl *new_node; | |
39df5e82 | 533 | struct mwifiex_ra_list_tbl *ra_list; |
5e6e3a92 | 534 | unsigned long flags; |
719a25e3 | 535 | int tid_down; |
5e6e3a92 | 536 | |
3e822635 | 537 | if (!mwifiex_get_ba_tbl(priv, tid, ra)) { |
5e6e3a92 BZ |
538 | new_node = kzalloc(sizeof(struct mwifiex_tx_ba_stream_tbl), |
539 | GFP_ATOMIC); | |
0d2e7a5c | 540 | if (!new_node) |
5e6e3a92 | 541 | return; |
719a25e3 XH |
542 | |
543 | tid_down = mwifiex_wmm_downgrade_tid(priv, tid); | |
544 | ra_list = mwifiex_wmm_get_ralist_node(priv, tid_down, ra); | |
39df5e82 ZL |
545 | if (ra_list) { |
546 | ra_list->ba_status = ba_status; | |
547 | ra_list->amsdu_in_ampdu = false; | |
548 | } | |
5e6e3a92 BZ |
549 | INIT_LIST_HEAD(&new_node->list); |
550 | ||
551 | new_node->tid = tid; | |
552 | new_node->ba_status = ba_status; | |
553 | memcpy(new_node->ra, ra, ETH_ALEN); | |
554 | ||
555 | spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); | |
556 | list_add_tail(&new_node->list, &priv->tx_ba_stream_tbl_ptr); | |
557 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); | |
558 | } | |
5e6e3a92 BZ |
559 | } |
560 | ||
561 | /* | |
562 | * This function sends an add BA request to the given TID/RA pair. | |
563 | */ | |
564 | int mwifiex_send_addba(struct mwifiex_private *priv, int tid, u8 *peer_mac) | |
565 | { | |
566 | struct host_cmd_ds_11n_addba_req add_ba_req; | |
b06c5321 | 567 | u32 tx_win_size = priv->add_ba_param.tx_win_size; |
5e6e3a92 BZ |
568 | static u8 dialog_tok; |
569 | int ret; | |
c11fb985 | 570 | unsigned long flags; |
4c9f9fb2 | 571 | u16 block_ack_param_set; |
5e6e3a92 | 572 | |
acebe8c1 | 573 | mwifiex_dbg(priv->adapter, CMD, "cmd: %s: tid %d\n", __func__, tid); |
5e6e3a92 | 574 | |
b06c5321 AP |
575 | if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && |
576 | ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && | |
577 | priv->adapter->is_hw_11ac_capable && | |
578 | memcmp(priv->cfg_bssid, peer_mac, ETH_ALEN)) { | |
ea4eb7fb BZ |
579 | struct mwifiex_sta_node *sta_ptr; |
580 | ||
c11fb985 | 581 | spin_lock_irqsave(&priv->sta_list_spinlock, flags); |
b06c5321 AP |
582 | sta_ptr = mwifiex_get_sta_entry(priv, peer_mac); |
583 | if (!sta_ptr) { | |
09bd1976 | 584 | spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); |
acebe8c1 ZL |
585 | mwifiex_dbg(priv->adapter, ERROR, |
586 | "BA setup with unknown TDLS peer %pM!\n", | |
587 | peer_mac); | |
b06c5321 AP |
588 | return -1; |
589 | } | |
590 | if (sta_ptr->is_11ac_enabled) | |
591 | tx_win_size = MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE; | |
c11fb985 | 592 | spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); |
b06c5321 AP |
593 | } |
594 | ||
4c9f9fb2 AK |
595 | block_ack_param_set = (u16)((tid << BLOCKACKPARAM_TID_POS) | |
596 | tx_win_size << BLOCKACKPARAM_WINSIZE_POS | | |
597 | IMMEDIATE_BLOCK_ACK); | |
598 | ||
599 | /* enable AMSDU inside AMPDU */ | |
600 | if (priv->add_ba_param.tx_amsdu && | |
601 | (priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED)) | |
602 | block_ack_param_set |= BLOCKACKPARAM_AMSDU_SUPP_MASK; | |
603 | ||
604 | add_ba_req.block_ack_param_set = cpu_to_le16(block_ack_param_set); | |
5e6e3a92 BZ |
605 | add_ba_req.block_ack_tmo = cpu_to_le16((u16)priv->add_ba_param.timeout); |
606 | ||
607 | ++dialog_tok; | |
608 | ||
609 | if (dialog_tok == 0) | |
610 | dialog_tok = 1; | |
611 | ||
612 | add_ba_req.dialog_token = dialog_tok; | |
613 | memcpy(&add_ba_req.peer_mac_addr, peer_mac, ETH_ALEN); | |
614 | ||
615 | /* We don't wait for the response of this command */ | |
fa0ecbb9 BZ |
616 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_ADDBA_REQ, |
617 | 0, 0, &add_ba_req, false); | |
5e6e3a92 BZ |
618 | |
619 | return ret; | |
620 | } | |
621 | ||
622 | /* | |
623 | * This function sends a delete BA request to the given TID/RA pair. | |
624 | */ | |
625 | int mwifiex_send_delba(struct mwifiex_private *priv, int tid, u8 *peer_mac, | |
626 | int initiator) | |
627 | { | |
628 | struct host_cmd_ds_11n_delba delba; | |
629 | int ret; | |
630 | uint16_t del_ba_param_set; | |
631 | ||
632 | memset(&delba, 0, sizeof(delba)); | |
633 | delba.del_ba_param_set = cpu_to_le16(tid << DELBA_TID_POS); | |
634 | ||
635 | del_ba_param_set = le16_to_cpu(delba.del_ba_param_set); | |
636 | if (initiator) | |
637 | del_ba_param_set |= IEEE80211_DELBA_PARAM_INITIATOR_MASK; | |
638 | else | |
639 | del_ba_param_set &= ~IEEE80211_DELBA_PARAM_INITIATOR_MASK; | |
640 | ||
641 | memcpy(&delba.peer_mac_addr, peer_mac, ETH_ALEN); | |
642 | ||
643 | /* We don't wait for the response of this command */ | |
fa0ecbb9 BZ |
644 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_DELBA, |
645 | HostCmd_ACT_GEN_SET, 0, &delba, false); | |
5e6e3a92 BZ |
646 | |
647 | return ret; | |
648 | } | |
649 | ||
d219b7eb CC |
650 | /* |
651 | * This function sends delba to specific tid | |
652 | */ | |
653 | void mwifiex_11n_delba(struct mwifiex_private *priv, int tid) | |
654 | { | |
655 | struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr; | |
656 | ||
657 | if (list_empty(&priv->rx_reorder_tbl_ptr)) { | |
658 | dev_dbg(priv->adapter->dev, | |
659 | "mwifiex_11n_delba: rx_reorder_tbl_ptr empty\n"); | |
660 | return; | |
661 | } | |
662 | ||
663 | list_for_each_entry(rx_reor_tbl_ptr, &priv->rx_reorder_tbl_ptr, list) { | |
664 | if (rx_reor_tbl_ptr->tid == tid) { | |
665 | dev_dbg(priv->adapter->dev, | |
666 | "Send delba to tid=%d, %pM\n", | |
667 | tid, rx_reor_tbl_ptr->ta); | |
668 | mwifiex_send_delba(priv, tid, rx_reor_tbl_ptr->ta, 0); | |
669 | return; | |
670 | } | |
671 | } | |
672 | } | |
673 | ||
5e6e3a92 BZ |
674 | /* |
675 | * This function handles the command response of a delete BA request. | |
676 | */ | |
677 | void mwifiex_11n_delete_ba_stream(struct mwifiex_private *priv, u8 *del_ba) | |
678 | { | |
679 | struct host_cmd_ds_11n_delba *cmd_del_ba = | |
680 | (struct host_cmd_ds_11n_delba *) del_ba; | |
681 | uint16_t del_ba_param_set = le16_to_cpu(cmd_del_ba->del_ba_param_set); | |
682 | int tid; | |
683 | ||
684 | tid = del_ba_param_set >> DELBA_TID_POS; | |
685 | ||
3e822635 YAP |
686 | mwifiex_del_ba_tbl(priv, tid, cmd_del_ba->peer_mac_addr, |
687 | TYPE_DELBA_RECEIVE, INITIATOR_BIT(del_ba_param_set)); | |
5e6e3a92 BZ |
688 | } |
689 | ||
690 | /* | |
691 | * This function retrieves the Rx reordering table. | |
692 | */ | |
693 | int mwifiex_get_rx_reorder_tbl(struct mwifiex_private *priv, | |
694 | struct mwifiex_ds_rx_reorder_tbl *buf) | |
695 | { | |
696 | int i; | |
697 | struct mwifiex_ds_rx_reorder_tbl *rx_reo_tbl = buf; | |
698 | struct mwifiex_rx_reorder_tbl *rx_reorder_tbl_ptr; | |
699 | int count = 0; | |
700 | unsigned long flags; | |
701 | ||
702 | spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags); | |
703 | list_for_each_entry(rx_reorder_tbl_ptr, &priv->rx_reorder_tbl_ptr, | |
704 | list) { | |
705 | rx_reo_tbl->tid = (u16) rx_reorder_tbl_ptr->tid; | |
706 | memcpy(rx_reo_tbl->ta, rx_reorder_tbl_ptr->ta, ETH_ALEN); | |
707 | rx_reo_tbl->start_win = rx_reorder_tbl_ptr->start_win; | |
708 | rx_reo_tbl->win_size = rx_reorder_tbl_ptr->win_size; | |
709 | for (i = 0; i < rx_reorder_tbl_ptr->win_size; ++i) { | |
710 | if (rx_reorder_tbl_ptr->rx_reorder_ptr[i]) | |
711 | rx_reo_tbl->buffer[i] = true; | |
712 | else | |
713 | rx_reo_tbl->buffer[i] = false; | |
714 | } | |
715 | rx_reo_tbl++; | |
716 | count++; | |
717 | ||
718 | if (count >= MWIFIEX_MAX_RX_BASTREAM_SUPPORTED) | |
719 | break; | |
720 | } | |
721 | spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); | |
722 | ||
723 | return count; | |
724 | } | |
725 | ||
726 | /* | |
727 | * This function retrieves the Tx BA stream table. | |
728 | */ | |
729 | int mwifiex_get_tx_ba_stream_tbl(struct mwifiex_private *priv, | |
730 | struct mwifiex_ds_tx_ba_stream_tbl *buf) | |
731 | { | |
732 | struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl; | |
733 | struct mwifiex_ds_tx_ba_stream_tbl *rx_reo_tbl = buf; | |
734 | int count = 0; | |
735 | unsigned long flags; | |
736 | ||
737 | spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); | |
738 | list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) { | |
739 | rx_reo_tbl->tid = (u16) tx_ba_tsr_tbl->tid; | |
acebe8c1 ZL |
740 | mwifiex_dbg(priv->adapter, DATA, "data: %s tid=%d\n", |
741 | __func__, rx_reo_tbl->tid); | |
5e6e3a92 | 742 | memcpy(rx_reo_tbl->ra, tx_ba_tsr_tbl->ra, ETH_ALEN); |
4c9f9fb2 | 743 | rx_reo_tbl->amsdu = tx_ba_tsr_tbl->amsdu; |
5e6e3a92 BZ |
744 | rx_reo_tbl++; |
745 | count++; | |
746 | if (count >= MWIFIEX_MAX_TX_BASTREAM_SUPPORTED) | |
747 | break; | |
748 | } | |
749 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); | |
750 | ||
751 | return count; | |
752 | } | |
3e238a11 AP |
753 | |
754 | /* | |
755 | * This function retrieves the entry for specific tx BA stream table by RA and | |
756 | * deletes it. | |
757 | */ | |
758 | void mwifiex_del_tx_ba_stream_tbl_by_ra(struct mwifiex_private *priv, u8 *ra) | |
759 | { | |
760 | struct mwifiex_tx_ba_stream_tbl *tbl, *tmp; | |
761 | unsigned long flags; | |
762 | ||
763 | if (!ra) | |
764 | return; | |
765 | ||
766 | spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); | |
767 | list_for_each_entry_safe(tbl, tmp, &priv->tx_ba_stream_tbl_ptr, list) { | |
768 | if (!memcmp(tbl->ra, ra, ETH_ALEN)) { | |
769 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, | |
770 | flags); | |
771 | mwifiex_11n_delete_tx_ba_stream_tbl_entry(priv, tbl); | |
772 | spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); | |
773 | } | |
774 | } | |
775 | spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); | |
776 | ||
777 | return; | |
778 | } | |
04abc0a3 AP |
779 | |
780 | /* This function initializes the BlockACK setup information for given | |
781 | * mwifiex_private structure. | |
782 | */ | |
783 | void mwifiex_set_ba_params(struct mwifiex_private *priv) | |
784 | { | |
785 | priv->add_ba_param.timeout = MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT; | |
786 | ||
787 | if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { | |
788 | priv->add_ba_param.tx_win_size = | |
789 | MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE; | |
790 | priv->add_ba_param.rx_win_size = | |
791 | MWIFIEX_UAP_AMPDU_DEF_RXWINSIZE; | |
792 | } else { | |
793 | priv->add_ba_param.tx_win_size = | |
794 | MWIFIEX_STA_AMPDU_DEF_TXWINSIZE; | |
795 | priv->add_ba_param.rx_win_size = | |
796 | MWIFIEX_STA_AMPDU_DEF_RXWINSIZE; | |
797 | } | |
798 | ||
4c9f9fb2 AK |
799 | priv->add_ba_param.tx_amsdu = true; |
800 | priv->add_ba_param.rx_amsdu = true; | |
801 | ||
04abc0a3 AP |
802 | return; |
803 | } | |
396939f9 AP |
804 | |
805 | u8 mwifiex_get_sec_chan_offset(int chan) | |
806 | { | |
807 | u8 sec_offset; | |
808 | ||
809 | switch (chan) { | |
810 | case 36: | |
811 | case 44: | |
812 | case 52: | |
813 | case 60: | |
814 | case 100: | |
815 | case 108: | |
816 | case 116: | |
817 | case 124: | |
818 | case 132: | |
819 | case 140: | |
820 | case 149: | |
821 | case 157: | |
822 | sec_offset = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; | |
823 | break; | |
824 | case 40: | |
825 | case 48: | |
826 | case 56: | |
827 | case 64: | |
828 | case 104: | |
829 | case 112: | |
830 | case 120: | |
831 | case 128: | |
832 | case 136: | |
833 | case 144: | |
834 | case 153: | |
835 | case 161: | |
836 | sec_offset = IEEE80211_HT_PARAM_CHA_SEC_BELOW; | |
837 | break; | |
838 | case 165: | |
839 | default: | |
840 | sec_offset = IEEE80211_HT_PARAM_CHA_SEC_NONE; | |
841 | break; | |
842 | } | |
843 | ||
844 | return sec_offset; | |
845 | } | |
d219b7eb CC |
846 | |
847 | /* This function will send DELBA to entries in the priv's | |
848 | * Tx BA stream table | |
849 | */ | |
850 | static void | |
851 | mwifiex_send_delba_txbastream_tbl(struct mwifiex_private *priv, u8 tid) | |
852 | { | |
853 | struct mwifiex_adapter *adapter = priv->adapter; | |
854 | struct mwifiex_tx_ba_stream_tbl *tx_ba_stream_tbl_ptr; | |
855 | ||
856 | if (list_empty(&priv->tx_ba_stream_tbl_ptr)) | |
857 | return; | |
858 | ||
859 | list_for_each_entry(tx_ba_stream_tbl_ptr, | |
860 | &priv->tx_ba_stream_tbl_ptr, list) { | |
861 | if (tx_ba_stream_tbl_ptr->ba_status == BA_SETUP_COMPLETE) { | |
862 | if (tid == tx_ba_stream_tbl_ptr->tid) { | |
863 | dev_dbg(adapter->dev, | |
864 | "Tx:Send delba to tid=%d, %pM\n", tid, | |
865 | tx_ba_stream_tbl_ptr->ra); | |
866 | mwifiex_send_delba(priv, | |
867 | tx_ba_stream_tbl_ptr->tid, | |
868 | tx_ba_stream_tbl_ptr->ra, 1); | |
869 | return; | |
870 | } | |
871 | } | |
872 | } | |
873 | } | |
874 | ||
875 | /* This function updates all the tx_win_size | |
876 | */ | |
877 | void mwifiex_update_ampdu_txwinsize(struct mwifiex_adapter *adapter) | |
878 | { | |
879 | u8 i; | |
880 | u32 tx_win_size; | |
881 | struct mwifiex_private *priv; | |
882 | ||
883 | for (i = 0; i < adapter->priv_num; i++) { | |
884 | if (!adapter->priv[i]) | |
885 | continue; | |
886 | priv = adapter->priv[i]; | |
887 | tx_win_size = priv->add_ba_param.tx_win_size; | |
888 | ||
889 | if (priv->bss_type == MWIFIEX_BSS_TYPE_STA) | |
890 | priv->add_ba_param.tx_win_size = | |
891 | MWIFIEX_STA_AMPDU_DEF_TXWINSIZE; | |
892 | ||
893 | if (priv->bss_type == MWIFIEX_BSS_TYPE_P2P) | |
894 | priv->add_ba_param.tx_win_size = | |
895 | MWIFIEX_STA_AMPDU_DEF_TXWINSIZE; | |
896 | ||
897 | if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) | |
898 | priv->add_ba_param.tx_win_size = | |
899 | MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE; | |
900 | ||
901 | if (adapter->coex_win_size) { | |
902 | if (adapter->coex_tx_win_size) | |
903 | priv->add_ba_param.tx_win_size = | |
904 | adapter->coex_tx_win_size; | |
905 | } | |
906 | ||
907 | if (tx_win_size != priv->add_ba_param.tx_win_size) { | |
908 | if (!priv->media_connected) | |
909 | continue; | |
910 | for (i = 0; i < MAX_NUM_TID; i++) | |
911 | mwifiex_send_delba_txbastream_tbl(priv, i); | |
912 | } | |
913 | } | |
914 | } |