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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: station command response handling | |
3 | * | |
4 | * Copyright (C) 2011, Marvell International Ltd. | |
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 | /* | |
30 | * This function handles the command response error case. | |
31 | * | |
32 | * For scan response error, the function cancels all the pending | |
33 | * scan commands and generates an event to inform the applications | |
34 | * of the scan completion. | |
35 | * | |
36 | * For Power Save command failure, we do not retry enter PS | |
37 | * command in case of Ad-hoc mode. | |
38 | * | |
39 | * For all other response errors, the current command buffer is freed | |
40 | * and returned to the free command queue. | |
41 | */ | |
42 | static void | |
43 | mwifiex_process_cmdresp_error(struct mwifiex_private *priv, | |
600f5d90 | 44 | struct host_cmd_ds_command *resp) |
5e6e3a92 | 45 | { |
270e58e8 | 46 | struct cmd_ctrl_node *cmd_node = NULL, *tmp_node; |
5e6e3a92 | 47 | struct mwifiex_adapter *adapter = priv->adapter; |
2b06bdbe | 48 | struct host_cmd_ds_802_11_ps_mode_enh *pm; |
5e6e3a92 BZ |
49 | unsigned long flags; |
50 | ||
51 | dev_err(adapter->dev, "CMD_RESP: cmd %#x error, result=%#x\n", | |
52 | resp->command, resp->result); | |
600f5d90 AK |
53 | |
54 | if (adapter->curr_cmd->wait_q_enabled) | |
55 | adapter->cmd_wait_q.status = -1; | |
5e6e3a92 BZ |
56 | |
57 | switch (le16_to_cpu(resp->command)) { | |
58 | case HostCmd_CMD_802_11_PS_MODE_ENH: | |
2b06bdbe MY |
59 | pm = &resp->params.psmode_enh; |
60 | dev_err(adapter->dev, "PS_MODE_ENH cmd failed: " | |
61 | "result=0x%x action=0x%X\n", | |
5e6e3a92 | 62 | resp->result, le16_to_cpu(pm->action)); |
2b06bdbe MY |
63 | /* We do not re-try enter-ps command in ad-hoc mode. */ |
64 | if (le16_to_cpu(pm->action) == EN_AUTO_PS && | |
65 | (le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) && | |
66 | priv->bss_mode == NL80211_IFTYPE_ADHOC) | |
67 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; | |
68 | ||
5e6e3a92 BZ |
69 | break; |
70 | case HostCmd_CMD_802_11_SCAN: | |
71 | /* Cancel all pending scan command */ | |
72 | spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); | |
73 | list_for_each_entry_safe(cmd_node, tmp_node, | |
74 | &adapter->scan_pending_q, list) { | |
75 | list_del(&cmd_node->list); | |
76 | spin_unlock_irqrestore(&adapter->scan_pending_q_lock, | |
77 | flags); | |
78 | mwifiex_insert_cmd_to_free_q(adapter, cmd_node); | |
79 | spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); | |
80 | } | |
81 | spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); | |
82 | ||
83 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); | |
84 | adapter->scan_processing = false; | |
85 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); | |
86 | if (priv->report_scan_result) | |
87 | priv->report_scan_result = false; | |
88 | if (priv->scan_pending_on_block) { | |
89 | priv->scan_pending_on_block = false; | |
90 | up(&priv->async_sem); | |
91 | } | |
92 | break; | |
93 | ||
94 | case HostCmd_CMD_MAC_CONTROL: | |
95 | break; | |
96 | ||
97 | default: | |
98 | break; | |
99 | } | |
100 | /* Handling errors here */ | |
101 | mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); | |
102 | ||
103 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); | |
104 | adapter->curr_cmd = NULL; | |
105 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); | |
5e6e3a92 BZ |
106 | } |
107 | ||
108 | /* | |
109 | * This function handles the command response of get RSSI info. | |
110 | * | |
111 | * Handling includes changing the header fields into CPU format | |
112 | * and saving the following parameters in driver - | |
113 | * - Last data and beacon RSSI value | |
114 | * - Average data and beacon RSSI value | |
115 | * - Last data and beacon NF value | |
116 | * - Average data and beacon NF value | |
117 | * | |
118 | * The parameters are send to the application as well, along with | |
119 | * calculated SNR values. | |
120 | */ | |
121 | static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv, | |
122 | struct host_cmd_ds_command *resp, | |
a5ffddb7 | 123 | struct mwifiex_ds_get_signal *signal) |
5e6e3a92 BZ |
124 | { |
125 | struct host_cmd_ds_802_11_rssi_info_rsp *rssi_info_rsp = | |
126 | &resp->params.rssi_info_rsp; | |
5e6e3a92 BZ |
127 | |
128 | priv->data_rssi_last = le16_to_cpu(rssi_info_rsp->data_rssi_last); | |
129 | priv->data_nf_last = le16_to_cpu(rssi_info_rsp->data_nf_last); | |
130 | ||
131 | priv->data_rssi_avg = le16_to_cpu(rssi_info_rsp->data_rssi_avg); | |
132 | priv->data_nf_avg = le16_to_cpu(rssi_info_rsp->data_nf_avg); | |
133 | ||
134 | priv->bcn_rssi_last = le16_to_cpu(rssi_info_rsp->bcn_rssi_last); | |
135 | priv->bcn_nf_last = le16_to_cpu(rssi_info_rsp->bcn_nf_last); | |
136 | ||
137 | priv->bcn_rssi_avg = le16_to_cpu(rssi_info_rsp->bcn_rssi_avg); | |
138 | priv->bcn_nf_avg = le16_to_cpu(rssi_info_rsp->bcn_nf_avg); | |
139 | ||
140 | /* Need to indicate IOCTL complete */ | |
a5ffddb7 AK |
141 | if (signal) { |
142 | memset(signal, 0, sizeof(*signal)); | |
5e6e3a92 BZ |
143 | |
144 | signal->selector = ALL_RSSI_INFO_MASK; | |
145 | ||
146 | /* RSSI */ | |
147 | signal->bcn_rssi_last = priv->bcn_rssi_last; | |
148 | signal->bcn_rssi_avg = priv->bcn_rssi_avg; | |
149 | signal->data_rssi_last = priv->data_rssi_last; | |
150 | signal->data_rssi_avg = priv->data_rssi_avg; | |
151 | ||
152 | /* SNR */ | |
153 | signal->bcn_snr_last = | |
154 | CAL_SNR(priv->bcn_rssi_last, priv->bcn_nf_last); | |
155 | signal->bcn_snr_avg = | |
156 | CAL_SNR(priv->bcn_rssi_avg, priv->bcn_nf_avg); | |
157 | signal->data_snr_last = | |
158 | CAL_SNR(priv->data_rssi_last, priv->data_nf_last); | |
159 | signal->data_snr_avg = | |
160 | CAL_SNR(priv->data_rssi_avg, priv->data_nf_avg); | |
161 | ||
162 | /* NF */ | |
163 | signal->bcn_nf_last = priv->bcn_nf_last; | |
164 | signal->bcn_nf_avg = priv->bcn_nf_avg; | |
165 | signal->data_nf_last = priv->data_nf_last; | |
166 | signal->data_nf_avg = priv->data_nf_avg; | |
167 | } | |
168 | ||
169 | return 0; | |
170 | } | |
171 | ||
172 | /* | |
173 | * This function handles the command response of set/get SNMP | |
174 | * MIB parameters. | |
175 | * | |
176 | * Handling includes changing the header fields into CPU format | |
177 | * and saving the parameter in driver. | |
178 | * | |
179 | * The following parameters are supported - | |
180 | * - Fragmentation threshold | |
181 | * - RTS threshold | |
182 | * - Short retry limit | |
183 | */ | |
184 | static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv, | |
185 | struct host_cmd_ds_command *resp, | |
a5e5aa6c | 186 | u32 *data_buf) |
5e6e3a92 BZ |
187 | { |
188 | struct host_cmd_ds_802_11_snmp_mib *smib = &resp->params.smib; | |
189 | u16 oid = le16_to_cpu(smib->oid); | |
190 | u16 query_type = le16_to_cpu(smib->query_type); | |
a5e5aa6c | 191 | u32 ul_temp; |
5e6e3a92 BZ |
192 | |
193 | dev_dbg(priv->adapter->dev, "info: SNMP_RESP: oid value = %#x," | |
194 | " query_type = %#x, buf size = %#x\n", | |
195 | oid, query_type, le16_to_cpu(smib->buf_size)); | |
196 | if (query_type == HostCmd_ACT_GEN_GET) { | |
a5e5aa6c DC |
197 | ul_temp = le16_to_cpu(*((__le16 *) (smib->value))); |
198 | if (data_buf) | |
199 | *data_buf = ul_temp; | |
5e6e3a92 BZ |
200 | switch (oid) { |
201 | case FRAG_THRESH_I: | |
202 | dev_dbg(priv->adapter->dev, | |
a5e5aa6c | 203 | "info: SNMP_RESP: FragThsd =%u\n", ul_temp); |
5e6e3a92 BZ |
204 | break; |
205 | case RTS_THRESH_I: | |
206 | dev_dbg(priv->adapter->dev, | |
a5e5aa6c | 207 | "info: SNMP_RESP: RTSThsd =%u\n", ul_temp); |
5e6e3a92 BZ |
208 | break; |
209 | case SHORT_RETRY_LIM_I: | |
210 | dev_dbg(priv->adapter->dev, | |
a5e5aa6c | 211 | "info: SNMP_RESP: TxRetryCount=%u\n", ul_temp); |
5e6e3a92 BZ |
212 | break; |
213 | default: | |
214 | break; | |
215 | } | |
216 | } | |
217 | ||
218 | return 0; | |
219 | } | |
220 | ||
221 | /* | |
222 | * This function handles the command response of get log request | |
223 | * | |
224 | * Handling includes changing the header fields into CPU format | |
225 | * and sending the received parameters to application. | |
226 | */ | |
227 | static int mwifiex_ret_get_log(struct mwifiex_private *priv, | |
228 | struct host_cmd_ds_command *resp, | |
a5ffddb7 | 229 | struct mwifiex_ds_get_stats *stats) |
5e6e3a92 BZ |
230 | { |
231 | struct host_cmd_ds_802_11_get_log *get_log = | |
232 | (struct host_cmd_ds_802_11_get_log *) &resp->params.get_log; | |
5e6e3a92 | 233 | |
a5ffddb7 | 234 | if (stats) { |
5e6e3a92 BZ |
235 | stats->mcast_tx_frame = le32_to_cpu(get_log->mcast_tx_frame); |
236 | stats->failed = le32_to_cpu(get_log->failed); | |
237 | stats->retry = le32_to_cpu(get_log->retry); | |
238 | stats->multi_retry = le32_to_cpu(get_log->multi_retry); | |
239 | stats->frame_dup = le32_to_cpu(get_log->frame_dup); | |
240 | stats->rts_success = le32_to_cpu(get_log->rts_success); | |
241 | stats->rts_failure = le32_to_cpu(get_log->rts_failure); | |
242 | stats->ack_failure = le32_to_cpu(get_log->ack_failure); | |
243 | stats->rx_frag = le32_to_cpu(get_log->rx_frag); | |
244 | stats->mcast_rx_frame = le32_to_cpu(get_log->mcast_rx_frame); | |
245 | stats->fcs_error = le32_to_cpu(get_log->fcs_error); | |
246 | stats->tx_frame = le32_to_cpu(get_log->tx_frame); | |
247 | stats->wep_icv_error[0] = | |
248 | le32_to_cpu(get_log->wep_icv_err_cnt[0]); | |
249 | stats->wep_icv_error[1] = | |
250 | le32_to_cpu(get_log->wep_icv_err_cnt[1]); | |
251 | stats->wep_icv_error[2] = | |
252 | le32_to_cpu(get_log->wep_icv_err_cnt[2]); | |
253 | stats->wep_icv_error[3] = | |
254 | le32_to_cpu(get_log->wep_icv_err_cnt[3]); | |
255 | } | |
256 | ||
257 | return 0; | |
258 | } | |
259 | ||
260 | /* | |
261 | * This function handles the command response of set/get Tx rate | |
262 | * configurations. | |
263 | * | |
264 | * Handling includes changing the header fields into CPU format | |
265 | * and saving the following parameters in driver - | |
266 | * - DSSS rate bitmap | |
267 | * - OFDM rate bitmap | |
268 | * - HT MCS rate bitmaps | |
269 | * | |
270 | * Based on the new rate bitmaps, the function re-evaluates if | |
271 | * auto data rate has been activated. If not, it sends another | |
272 | * query to the firmware to get the current Tx data rate and updates | |
273 | * the driver value. | |
274 | */ | |
275 | static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv, | |
276 | struct host_cmd_ds_command *resp, | |
a5ffddb7 | 277 | struct mwifiex_rate_cfg *ds_rate) |
5e6e3a92 | 278 | { |
5e6e3a92 BZ |
279 | struct host_cmd_ds_tx_rate_cfg *rate_cfg = &resp->params.tx_rate_cfg; |
280 | struct mwifiex_rate_scope *rate_scope; | |
270e58e8 | 281 | struct mwifiex_ie_types_header *head; |
5e6e3a92 BZ |
282 | u16 tlv, tlv_buf_len; |
283 | u8 *tlv_buf; | |
284 | u32 i; | |
285 | int ret = 0; | |
286 | ||
287 | tlv_buf = (u8 *) ((u8 *) rate_cfg) + | |
288 | sizeof(struct host_cmd_ds_tx_rate_cfg); | |
289 | tlv_buf_len = *(u16 *) (tlv_buf + sizeof(u16)); | |
290 | ||
291 | while (tlv_buf && tlv_buf_len > 0) { | |
292 | tlv = (*tlv_buf); | |
293 | tlv = tlv | (*(tlv_buf + 1) << 8); | |
294 | ||
295 | switch (tlv) { | |
296 | case TLV_TYPE_RATE_SCOPE: | |
297 | rate_scope = (struct mwifiex_rate_scope *) tlv_buf; | |
298 | priv->bitmap_rates[0] = | |
299 | le16_to_cpu(rate_scope->hr_dsss_rate_bitmap); | |
300 | priv->bitmap_rates[1] = | |
301 | le16_to_cpu(rate_scope->ofdm_rate_bitmap); | |
302 | for (i = 0; | |
303 | i < | |
304 | sizeof(rate_scope->ht_mcs_rate_bitmap) / | |
305 | sizeof(u16); i++) | |
306 | priv->bitmap_rates[2 + i] = | |
307 | le16_to_cpu(rate_scope-> | |
308 | ht_mcs_rate_bitmap[i]); | |
309 | break; | |
310 | /* Add RATE_DROP tlv here */ | |
311 | } | |
312 | ||
313 | head = (struct mwifiex_ie_types_header *) tlv_buf; | |
314 | tlv_buf += le16_to_cpu(head->len) + sizeof(*head); | |
315 | tlv_buf_len -= le16_to_cpu(head->len); | |
316 | } | |
317 | ||
318 | priv->is_data_rate_auto = mwifiex_is_rate_auto(priv); | |
319 | ||
320 | if (priv->is_data_rate_auto) | |
321 | priv->data_rate = 0; | |
322 | else | |
600f5d90 | 323 | ret = mwifiex_send_cmd_async(priv, |
5e6e3a92 | 324 | HostCmd_CMD_802_11_TX_RATE_QUERY, |
600f5d90 | 325 | HostCmd_ACT_GEN_GET, 0, NULL); |
5e6e3a92 | 326 | |
a5ffddb7 | 327 | if (ds_rate) { |
5e6e3a92 BZ |
328 | if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) { |
329 | if (priv->is_data_rate_auto) { | |
330 | ds_rate->is_rate_auto = 1; | |
331 | } else { | |
572e8f3e | 332 | ds_rate->rate = mwifiex_get_rate_index(priv-> |
5e6e3a92 BZ |
333 | bitmap_rates, |
334 | sizeof(priv-> | |
335 | bitmap_rates)); | |
336 | if (ds_rate->rate >= | |
337 | MWIFIEX_RATE_BITMAP_OFDM0 | |
338 | && ds_rate->rate <= | |
339 | MWIFIEX_RATE_BITMAP_OFDM7) | |
340 | ds_rate->rate -= | |
341 | (MWIFIEX_RATE_BITMAP_OFDM0 - | |
342 | MWIFIEX_RATE_INDEX_OFDM0); | |
343 | if (ds_rate->rate >= | |
344 | MWIFIEX_RATE_BITMAP_MCS0 | |
345 | && ds_rate->rate <= | |
346 | MWIFIEX_RATE_BITMAP_MCS127) | |
347 | ds_rate->rate -= | |
348 | (MWIFIEX_RATE_BITMAP_MCS0 - | |
349 | MWIFIEX_RATE_INDEX_MCS0); | |
350 | } | |
351 | } | |
352 | } | |
353 | ||
354 | return ret; | |
355 | } | |
356 | ||
357 | /* | |
358 | * This function handles the command response of get Tx power level. | |
359 | * | |
360 | * Handling includes saving the maximum and minimum Tx power levels | |
361 | * in driver, as well as sending the values to user. | |
362 | */ | |
363 | static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf) | |
364 | { | |
270e58e8 YAP |
365 | int length, max_power = -1, min_power = -1; |
366 | struct mwifiex_types_power_group *pg_tlv_hdr; | |
367 | struct mwifiex_power_group *pg; | |
5e6e3a92 BZ |
368 | |
369 | if (data_buf) { | |
370 | pg_tlv_hdr = | |
371 | (struct mwifiex_types_power_group *) ((u8 *) data_buf | |
372 | + sizeof(struct host_cmd_ds_txpwr_cfg)); | |
373 | pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr + | |
374 | sizeof(struct mwifiex_types_power_group)); | |
375 | length = pg_tlv_hdr->length; | |
376 | if (length > 0) { | |
377 | max_power = pg->power_max; | |
378 | min_power = pg->power_min; | |
379 | length -= sizeof(struct mwifiex_power_group); | |
380 | } | |
381 | while (length) { | |
382 | pg++; | |
383 | if (max_power < pg->power_max) | |
384 | max_power = pg->power_max; | |
385 | ||
386 | if (min_power > pg->power_min) | |
387 | min_power = pg->power_min; | |
388 | ||
389 | length -= sizeof(struct mwifiex_power_group); | |
390 | } | |
391 | if (pg_tlv_hdr->length > 0) { | |
392 | priv->min_tx_power_level = (u8) min_power; | |
393 | priv->max_tx_power_level = (u8) max_power; | |
394 | } | |
395 | } else { | |
396 | return -1; | |
397 | } | |
398 | ||
399 | return 0; | |
400 | } | |
401 | ||
402 | /* | |
403 | * This function handles the command response of set/get Tx power | |
404 | * configurations. | |
405 | * | |
406 | * Handling includes changing the header fields into CPU format | |
407 | * and saving the current Tx power level in driver. | |
408 | */ | |
409 | static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv, | |
a5ffddb7 | 410 | struct host_cmd_ds_command *resp) |
5e6e3a92 BZ |
411 | { |
412 | struct mwifiex_adapter *adapter = priv->adapter; | |
413 | struct host_cmd_ds_txpwr_cfg *txp_cfg = &resp->params.txp_cfg; | |
270e58e8 YAP |
414 | struct mwifiex_types_power_group *pg_tlv_hdr; |
415 | struct mwifiex_power_group *pg; | |
5e6e3a92 BZ |
416 | u16 action = le16_to_cpu(txp_cfg->action); |
417 | ||
418 | switch (action) { | |
419 | case HostCmd_ACT_GEN_GET: | |
420 | { | |
421 | pg_tlv_hdr = | |
422 | (struct mwifiex_types_power_group *) ((u8 *) | |
423 | txp_cfg + | |
424 | sizeof | |
425 | (struct | |
426 | host_cmd_ds_txpwr_cfg)); | |
427 | pg = (struct mwifiex_power_group *) ((u8 *) | |
428 | pg_tlv_hdr + | |
429 | sizeof(struct | |
430 | mwifiex_types_power_group)); | |
431 | if (adapter->hw_status == | |
432 | MWIFIEX_HW_STATUS_INITIALIZING) | |
433 | mwifiex_get_power_level(priv, txp_cfg); | |
434 | priv->tx_power_level = (u16) pg->power_min; | |
435 | break; | |
436 | } | |
437 | case HostCmd_ACT_GEN_SET: | |
438 | if (le32_to_cpu(txp_cfg->mode)) { | |
439 | pg_tlv_hdr = | |
440 | (struct mwifiex_types_power_group *) ((u8 *) | |
441 | txp_cfg + | |
442 | sizeof | |
443 | (struct | |
444 | host_cmd_ds_txpwr_cfg)); | |
445 | pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr | |
446 | + | |
447 | sizeof(struct | |
448 | mwifiex_types_power_group)); | |
449 | if (pg->power_max == pg->power_min) | |
450 | priv->tx_power_level = (u16) pg->power_min; | |
451 | } | |
452 | break; | |
453 | default: | |
454 | dev_err(adapter->dev, "CMD_RESP: unknown cmd action %d\n", | |
455 | action); | |
456 | return 0; | |
457 | } | |
458 | dev_dbg(adapter->dev, | |
459 | "info: Current TxPower Level = %d, Max Power=%d, Min Power=%d\n", | |
460 | priv->tx_power_level, priv->max_tx_power_level, | |
461 | priv->min_tx_power_level); | |
462 | ||
463 | return 0; | |
464 | } | |
465 | ||
466 | /* | |
467 | * This function handles the command response of set/get MAC address. | |
468 | * | |
469 | * Handling includes saving the MAC address in driver. | |
470 | */ | |
471 | static int mwifiex_ret_802_11_mac_address(struct mwifiex_private *priv, | |
472 | struct host_cmd_ds_command *resp) | |
473 | { | |
474 | struct host_cmd_ds_802_11_mac_address *cmd_mac_addr = | |
475 | &resp->params.mac_addr; | |
476 | ||
477 | memcpy(priv->curr_addr, cmd_mac_addr->mac_addr, ETH_ALEN); | |
478 | ||
479 | dev_dbg(priv->adapter->dev, | |
480 | "info: set mac address: %pM\n", priv->curr_addr); | |
481 | ||
482 | return 0; | |
483 | } | |
484 | ||
485 | /* | |
486 | * This function handles the command response of set/get MAC multicast | |
487 | * address. | |
488 | */ | |
489 | static int mwifiex_ret_mac_multicast_adr(struct mwifiex_private *priv, | |
490 | struct host_cmd_ds_command *resp) | |
491 | { | |
492 | return 0; | |
493 | } | |
494 | ||
495 | /* | |
496 | * This function handles the command response of get Tx rate query. | |
497 | * | |
498 | * Handling includes changing the header fields into CPU format | |
499 | * and saving the Tx rate and HT information parameters in driver. | |
500 | * | |
501 | * Both rate configuration and current data rate can be retrieved | |
502 | * with this request. | |
503 | */ | |
504 | static int mwifiex_ret_802_11_tx_rate_query(struct mwifiex_private *priv, | |
505 | struct host_cmd_ds_command *resp) | |
506 | { | |
5e6e3a92 BZ |
507 | priv->tx_rate = resp->params.tx_rate.tx_rate; |
508 | priv->tx_htinfo = resp->params.tx_rate.ht_info; | |
509 | if (!priv->is_data_rate_auto) | |
510 | priv->data_rate = | |
e3bea1c8 | 511 | mwifiex_index_to_data_rate(priv, priv->tx_rate, |
5e6e3a92 BZ |
512 | priv->tx_htinfo); |
513 | ||
514 | return 0; | |
515 | } | |
516 | ||
517 | /* | |
518 | * This function handles the command response of a deauthenticate | |
519 | * command. | |
520 | * | |
521 | * If the deauthenticated MAC matches the current BSS MAC, the connection | |
522 | * state is reset. | |
523 | */ | |
524 | static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv, | |
525 | struct host_cmd_ds_command *resp) | |
526 | { | |
527 | struct mwifiex_adapter *adapter = priv->adapter; | |
528 | ||
529 | adapter->dbg.num_cmd_deauth++; | |
530 | if (!memcmp(resp->params.deauth.mac_addr, | |
531 | &priv->curr_bss_params.bss_descriptor.mac_address, | |
532 | sizeof(resp->params.deauth.mac_addr))) | |
533 | mwifiex_reset_connect_state(priv); | |
534 | ||
535 | return 0; | |
536 | } | |
537 | ||
538 | /* | |
539 | * This function handles the command response of ad-hoc stop. | |
540 | * | |
541 | * The function resets the connection state in driver. | |
542 | */ | |
543 | static int mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private *priv, | |
544 | struct host_cmd_ds_command *resp) | |
545 | { | |
546 | mwifiex_reset_connect_state(priv); | |
547 | return 0; | |
548 | } | |
549 | ||
550 | /* | |
551 | * This function handles the command response of set/get key material. | |
552 | * | |
553 | * Handling includes updating the driver parameters to reflect the | |
554 | * changes. | |
555 | */ | |
556 | static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv, | |
557 | struct host_cmd_ds_command *resp) | |
558 | { | |
559 | struct host_cmd_ds_802_11_key_material *key = | |
560 | &resp->params.key_material; | |
561 | ||
562 | if (le16_to_cpu(key->action) == HostCmd_ACT_GEN_SET) { | |
6a35a0ac | 563 | if ((le16_to_cpu(key->key_param_set.key_info) & KEY_MCAST)) { |
5e6e3a92 BZ |
564 | dev_dbg(priv->adapter->dev, "info: key: GTK is set\n"); |
565 | priv->wpa_is_gtk_set = true; | |
566 | priv->scan_block = false; | |
567 | } | |
568 | } | |
569 | ||
570 | memset(priv->aes_key.key_param_set.key, 0, | |
571 | sizeof(key->key_param_set.key)); | |
572 | priv->aes_key.key_param_set.key_len = key->key_param_set.key_len; | |
573 | memcpy(priv->aes_key.key_param_set.key, key->key_param_set.key, | |
574 | le16_to_cpu(priv->aes_key.key_param_set.key_len)); | |
575 | ||
576 | return 0; | |
577 | } | |
578 | ||
579 | /* | |
580 | * This function handles the command response of get 11d domain information. | |
581 | */ | |
582 | static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv, | |
583 | struct host_cmd_ds_command *resp) | |
584 | { | |
585 | struct host_cmd_ds_802_11d_domain_info_rsp *domain_info = | |
586 | &resp->params.domain_info_resp; | |
587 | struct mwifiex_ietypes_domain_param_set *domain = &domain_info->domain; | |
588 | u16 action = le16_to_cpu(domain_info->action); | |
270e58e8 | 589 | u8 no_of_triplet; |
5e6e3a92 BZ |
590 | |
591 | no_of_triplet = (u8) ((le16_to_cpu(domain->header.len) - | |
592 | IEEE80211_COUNTRY_STRING_LEN) / | |
593 | sizeof(struct ieee80211_country_ie_triplet)); | |
594 | ||
595 | dev_dbg(priv->adapter->dev, "info: 11D Domain Info Resp:" | |
596 | " no_of_triplet=%d\n", no_of_triplet); | |
597 | ||
598 | if (no_of_triplet > MWIFIEX_MAX_TRIPLET_802_11D) { | |
599 | dev_warn(priv->adapter->dev, | |
600 | "11D: invalid number of triplets %d " | |
601 | "returned!!\n", no_of_triplet); | |
602 | return -1; | |
603 | } | |
604 | ||
605 | switch (action) { | |
606 | case HostCmd_ACT_GEN_SET: /* Proc Set Action */ | |
607 | break; | |
608 | case HostCmd_ACT_GEN_GET: | |
609 | break; | |
610 | default: | |
611 | dev_err(priv->adapter->dev, | |
612 | "11D: invalid action:%d\n", domain_info->action); | |
613 | return -1; | |
614 | } | |
615 | ||
616 | return 0; | |
617 | } | |
618 | ||
619 | /* | |
620 | * This function handles the command response of get RF channel. | |
621 | * | |
622 | * Handling includes changing the header fields into CPU format | |
623 | * and saving the new channel in driver. | |
624 | */ | |
625 | static int mwifiex_ret_802_11_rf_channel(struct mwifiex_private *priv, | |
626 | struct host_cmd_ds_command *resp, | |
a5e5aa6c | 627 | u16 *data_buf) |
5e6e3a92 BZ |
628 | { |
629 | struct host_cmd_ds_802_11_rf_channel *rf_channel = | |
630 | &resp->params.rf_channel; | |
a5e5aa6c | 631 | u16 new_channel = le16_to_cpu(rf_channel->current_channel); |
5e6e3a92 | 632 | |
a5e5aa6c | 633 | if (priv->curr_bss_params.bss_descriptor.channel != new_channel) { |
5e6e3a92 BZ |
634 | dev_dbg(priv->adapter->dev, "cmd: Channel Switch: %d to %d\n", |
635 | priv->curr_bss_params.bss_descriptor.channel, | |
a5e5aa6c | 636 | new_channel); |
5e6e3a92 | 637 | /* Update the channel again */ |
a5e5aa6c | 638 | priv->curr_bss_params.bss_descriptor.channel = new_channel; |
5e6e3a92 | 639 | } |
5e6e3a92 | 640 | |
a5e5aa6c DC |
641 | if (data_buf) |
642 | *data_buf = new_channel; | |
643 | ||
5e6e3a92 BZ |
644 | return 0; |
645 | } | |
646 | ||
647 | /* | |
648 | * This function handles the command response of get extended version. | |
649 | * | |
650 | * Handling includes forming the extended version string and sending it | |
651 | * to application. | |
652 | */ | |
653 | static int mwifiex_ret_ver_ext(struct mwifiex_private *priv, | |
654 | struct host_cmd_ds_command *resp, | |
a5ffddb7 | 655 | struct host_cmd_ds_version_ext *version_ext) |
5e6e3a92 BZ |
656 | { |
657 | struct host_cmd_ds_version_ext *ver_ext = &resp->params.verext; | |
5e6e3a92 | 658 | |
a5ffddb7 | 659 | if (version_ext) { |
5e6e3a92 BZ |
660 | version_ext->version_str_sel = ver_ext->version_str_sel; |
661 | memcpy(version_ext->version_str, ver_ext->version_str, | |
662 | sizeof(char) * 128); | |
663 | memcpy(priv->version_str, ver_ext->version_str, 128); | |
664 | } | |
665 | return 0; | |
666 | } | |
667 | ||
668 | /* | |
669 | * This function handles the command response of register access. | |
670 | * | |
671 | * The register value and offset are returned to the user. For EEPROM | |
672 | * access, the byte count is also returned. | |
673 | */ | |
674 | static int mwifiex_ret_reg_access(u16 type, struct host_cmd_ds_command *resp, | |
675 | void *data_buf) | |
676 | { | |
270e58e8 YAP |
677 | struct mwifiex_ds_reg_rw *reg_rw; |
678 | struct mwifiex_ds_read_eeprom *eeprom; | |
5e6e3a92 BZ |
679 | |
680 | if (data_buf) { | |
a5ffddb7 AK |
681 | reg_rw = data_buf; |
682 | eeprom = data_buf; | |
5e6e3a92 BZ |
683 | switch (type) { |
684 | case HostCmd_CMD_MAC_REG_ACCESS: | |
685 | { | |
686 | struct host_cmd_ds_mac_reg_access *reg; | |
687 | reg = (struct host_cmd_ds_mac_reg_access *) | |
688 | &resp->params.mac_reg; | |
689 | reg_rw->offset = cpu_to_le32( | |
690 | (u32) le16_to_cpu(reg->offset)); | |
691 | reg_rw->value = reg->value; | |
692 | break; | |
693 | } | |
694 | case HostCmd_CMD_BBP_REG_ACCESS: | |
695 | { | |
696 | struct host_cmd_ds_bbp_reg_access *reg; | |
697 | reg = (struct host_cmd_ds_bbp_reg_access *) | |
698 | &resp->params.bbp_reg; | |
699 | reg_rw->offset = cpu_to_le32( | |
700 | (u32) le16_to_cpu(reg->offset)); | |
701 | reg_rw->value = cpu_to_le32((u32) reg->value); | |
702 | break; | |
703 | } | |
704 | ||
705 | case HostCmd_CMD_RF_REG_ACCESS: | |
706 | { | |
707 | struct host_cmd_ds_rf_reg_access *reg; | |
708 | reg = (struct host_cmd_ds_rf_reg_access *) | |
709 | &resp->params.rf_reg; | |
710 | reg_rw->offset = cpu_to_le32( | |
711 | (u32) le16_to_cpu(reg->offset)); | |
712 | reg_rw->value = cpu_to_le32((u32) reg->value); | |
713 | break; | |
714 | } | |
715 | case HostCmd_CMD_PMIC_REG_ACCESS: | |
716 | { | |
717 | struct host_cmd_ds_pmic_reg_access *reg; | |
718 | reg = (struct host_cmd_ds_pmic_reg_access *) | |
719 | &resp->params.pmic_reg; | |
720 | reg_rw->offset = cpu_to_le32( | |
721 | (u32) le16_to_cpu(reg->offset)); | |
722 | reg_rw->value = cpu_to_le32((u32) reg->value); | |
723 | break; | |
724 | } | |
725 | case HostCmd_CMD_CAU_REG_ACCESS: | |
726 | { | |
727 | struct host_cmd_ds_rf_reg_access *reg; | |
728 | reg = (struct host_cmd_ds_rf_reg_access *) | |
729 | &resp->params.rf_reg; | |
730 | reg_rw->offset = cpu_to_le32( | |
731 | (u32) le16_to_cpu(reg->offset)); | |
732 | reg_rw->value = cpu_to_le32((u32) reg->value); | |
733 | break; | |
734 | } | |
735 | case HostCmd_CMD_802_11_EEPROM_ACCESS: | |
736 | { | |
737 | struct host_cmd_ds_802_11_eeprom_access | |
738 | *cmd_eeprom = | |
739 | (struct host_cmd_ds_802_11_eeprom_access | |
740 | *) &resp->params.eeprom; | |
741 | pr_debug("info: EEPROM read len=%x\n", | |
742 | cmd_eeprom->byte_count); | |
743 | if (le16_to_cpu(eeprom->byte_count) < | |
744 | le16_to_cpu( | |
745 | cmd_eeprom->byte_count)) { | |
746 | eeprom->byte_count = cpu_to_le16(0); | |
747 | pr_debug("info: EEPROM read " | |
748 | "length is too big\n"); | |
749 | return -1; | |
750 | } | |
751 | eeprom->offset = cmd_eeprom->offset; | |
752 | eeprom->byte_count = cmd_eeprom->byte_count; | |
753 | if (le16_to_cpu(eeprom->byte_count) > 0) | |
754 | memcpy(&eeprom->value, | |
755 | &cmd_eeprom->value, | |
756 | le16_to_cpu(eeprom->byte_count)); | |
757 | ||
758 | break; | |
759 | } | |
760 | default: | |
761 | return -1; | |
762 | } | |
763 | } | |
764 | return 0; | |
765 | } | |
766 | ||
767 | /* | |
768 | * This function handles the command response of get IBSS coalescing status. | |
769 | * | |
770 | * If the received BSSID is different than the current one, the current BSSID, | |
771 | * beacon interval, ATIM window and ERP information are updated, along with | |
772 | * changing the ad-hoc state accordingly. | |
773 | */ | |
774 | static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv, | |
775 | struct host_cmd_ds_command *resp) | |
776 | { | |
777 | struct host_cmd_ds_802_11_ibss_status *ibss_coal_resp = | |
778 | &(resp->params.ibss_coalescing); | |
779 | u8 zero_mac[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 }; | |
780 | ||
781 | if (le16_to_cpu(ibss_coal_resp->action) == HostCmd_ACT_GEN_SET) | |
782 | return 0; | |
783 | ||
784 | dev_dbg(priv->adapter->dev, | |
785 | "info: new BSSID %pM\n", ibss_coal_resp->bssid); | |
786 | ||
787 | /* If rsp has NULL BSSID, Just return..... No Action */ | |
788 | if (!memcmp(ibss_coal_resp->bssid, zero_mac, ETH_ALEN)) { | |
789 | dev_warn(priv->adapter->dev, "new BSSID is NULL\n"); | |
790 | return 0; | |
791 | } | |
792 | ||
793 | /* If BSSID is diff, modify current BSS parameters */ | |
794 | if (memcmp(priv->curr_bss_params.bss_descriptor.mac_address, | |
795 | ibss_coal_resp->bssid, ETH_ALEN)) { | |
796 | /* BSSID */ | |
797 | memcpy(priv->curr_bss_params.bss_descriptor.mac_address, | |
798 | ibss_coal_resp->bssid, ETH_ALEN); | |
799 | ||
800 | /* Beacon Interval */ | |
801 | priv->curr_bss_params.bss_descriptor.beacon_period | |
802 | = le16_to_cpu(ibss_coal_resp->beacon_interval); | |
803 | ||
804 | /* ERP Information */ | |
805 | priv->curr_bss_params.bss_descriptor.erp_flags = | |
806 | (u8) le16_to_cpu(ibss_coal_resp->use_g_rate_protect); | |
807 | ||
808 | priv->adhoc_state = ADHOC_COALESCED; | |
809 | } | |
810 | ||
811 | return 0; | |
812 | } | |
813 | ||
814 | /* | |
815 | * This function handles the command responses. | |
816 | * | |
817 | * This is a generic function, which calls command specific | |
818 | * response handlers based on the command ID. | |
819 | */ | |
a5ffddb7 AK |
820 | int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, |
821 | struct host_cmd_ds_command *resp) | |
5e6e3a92 BZ |
822 | { |
823 | int ret = 0; | |
824 | struct mwifiex_adapter *adapter = priv->adapter; | |
5e6e3a92 BZ |
825 | void *data_buf = adapter->curr_cmd->data_buf; |
826 | ||
827 | /* If the command is not successful, cleanup and return failure */ | |
828 | if (resp->result != HostCmd_RESULT_OK) { | |
600f5d90 | 829 | mwifiex_process_cmdresp_error(priv, resp); |
5e6e3a92 BZ |
830 | return -1; |
831 | } | |
832 | /* Command successful, handle response */ | |
833 | switch (cmdresp_no) { | |
834 | case HostCmd_CMD_GET_HW_SPEC: | |
835 | ret = mwifiex_ret_get_hw_spec(priv, resp); | |
836 | break; | |
837 | case HostCmd_CMD_MAC_CONTROL: | |
838 | break; | |
839 | case HostCmd_CMD_802_11_MAC_ADDRESS: | |
840 | ret = mwifiex_ret_802_11_mac_address(priv, resp); | |
841 | break; | |
842 | case HostCmd_CMD_MAC_MULTICAST_ADR: | |
843 | ret = mwifiex_ret_mac_multicast_adr(priv, resp); | |
844 | break; | |
845 | case HostCmd_CMD_TX_RATE_CFG: | |
846 | ret = mwifiex_ret_tx_rate_cfg(priv, resp, data_buf); | |
847 | break; | |
848 | case HostCmd_CMD_802_11_SCAN: | |
600f5d90 AK |
849 | ret = mwifiex_ret_802_11_scan(priv, resp); |
850 | adapter->curr_cmd->wait_q_enabled = false; | |
5e6e3a92 BZ |
851 | break; |
852 | case HostCmd_CMD_802_11_BG_SCAN_QUERY: | |
600f5d90 | 853 | ret = mwifiex_ret_802_11_scan(priv, resp); |
5e6e3a92 BZ |
854 | dev_dbg(adapter->dev, |
855 | "info: CMD_RESP: BG_SCAN result is ready!\n"); | |
856 | break; | |
857 | case HostCmd_CMD_TXPWR_CFG: | |
a5ffddb7 | 858 | ret = mwifiex_ret_tx_power_cfg(priv, resp); |
5e6e3a92 BZ |
859 | break; |
860 | case HostCmd_CMD_802_11_PS_MODE_ENH: | |
861 | ret = mwifiex_ret_enh_power_mode(priv, resp, data_buf); | |
862 | break; | |
863 | case HostCmd_CMD_802_11_HS_CFG_ENH: | |
864 | ret = mwifiex_ret_802_11_hs_cfg(priv, resp); | |
865 | break; | |
866 | case HostCmd_CMD_802_11_ASSOCIATE: | |
600f5d90 | 867 | ret = mwifiex_ret_802_11_associate(priv, resp); |
5e6e3a92 BZ |
868 | break; |
869 | case HostCmd_CMD_802_11_DEAUTHENTICATE: | |
870 | ret = mwifiex_ret_802_11_deauthenticate(priv, resp); | |
871 | break; | |
872 | case HostCmd_CMD_802_11_AD_HOC_START: | |
873 | case HostCmd_CMD_802_11_AD_HOC_JOIN: | |
600f5d90 | 874 | ret = mwifiex_ret_802_11_ad_hoc(priv, resp); |
5e6e3a92 BZ |
875 | break; |
876 | case HostCmd_CMD_802_11_AD_HOC_STOP: | |
877 | ret = mwifiex_ret_802_11_ad_hoc_stop(priv, resp); | |
878 | break; | |
879 | case HostCmd_CMD_802_11_GET_LOG: | |
880 | ret = mwifiex_ret_get_log(priv, resp, data_buf); | |
881 | break; | |
882 | case HostCmd_CMD_RSSI_INFO: | |
883 | ret = mwifiex_ret_802_11_rssi_info(priv, resp, data_buf); | |
884 | break; | |
885 | case HostCmd_CMD_802_11_SNMP_MIB: | |
886 | ret = mwifiex_ret_802_11_snmp_mib(priv, resp, data_buf); | |
887 | break; | |
888 | case HostCmd_CMD_802_11_TX_RATE_QUERY: | |
889 | ret = mwifiex_ret_802_11_tx_rate_query(priv, resp); | |
890 | break; | |
891 | case HostCmd_CMD_802_11_RF_CHANNEL: | |
892 | ret = mwifiex_ret_802_11_rf_channel(priv, resp, data_buf); | |
893 | break; | |
894 | case HostCmd_CMD_VERSION_EXT: | |
895 | ret = mwifiex_ret_ver_ext(priv, resp, data_buf); | |
896 | break; | |
897 | case HostCmd_CMD_FUNC_INIT: | |
898 | case HostCmd_CMD_FUNC_SHUTDOWN: | |
899 | break; | |
900 | case HostCmd_CMD_802_11_KEY_MATERIAL: | |
901 | ret = mwifiex_ret_802_11_key_material(priv, resp); | |
902 | break; | |
903 | case HostCmd_CMD_802_11D_DOMAIN_INFO: | |
904 | ret = mwifiex_ret_802_11d_domain_info(priv, resp); | |
905 | break; | |
906 | case HostCmd_CMD_11N_ADDBA_REQ: | |
907 | ret = mwifiex_ret_11n_addba_req(priv, resp); | |
908 | break; | |
909 | case HostCmd_CMD_11N_DELBA: | |
910 | ret = mwifiex_ret_11n_delba(priv, resp); | |
911 | break; | |
912 | case HostCmd_CMD_11N_ADDBA_RSP: | |
913 | ret = mwifiex_ret_11n_addba_resp(priv, resp); | |
914 | break; | |
915 | case HostCmd_CMD_RECONFIGURE_TX_BUFF: | |
916 | adapter->tx_buf_size = (u16) le16_to_cpu(resp->params. | |
917 | tx_buf.buff_size); | |
918 | adapter->tx_buf_size = (adapter->tx_buf_size / | |
919 | MWIFIEX_SDIO_BLOCK_SIZE) * | |
920 | MWIFIEX_SDIO_BLOCK_SIZE; | |
921 | adapter->curr_tx_buf_size = adapter->tx_buf_size; | |
922 | dev_dbg(adapter->dev, | |
923 | "cmd: max_tx_buf_size=%d, tx_buf_size=%d\n", | |
924 | adapter->max_tx_buf_size, adapter->tx_buf_size); | |
925 | ||
926 | if (adapter->if_ops.update_mp_end_port) | |
927 | adapter->if_ops.update_mp_end_port(adapter, | |
928 | le16_to_cpu(resp-> | |
929 | params. | |
930 | tx_buf. | |
931 | mp_end_port)); | |
932 | break; | |
933 | case HostCmd_CMD_AMSDU_AGGR_CTRL: | |
572e8f3e | 934 | ret = mwifiex_ret_amsdu_aggr_ctrl(resp, data_buf); |
5e6e3a92 BZ |
935 | break; |
936 | case HostCmd_CMD_WMM_GET_STATUS: | |
937 | ret = mwifiex_ret_wmm_get_status(priv, resp); | |
938 | break; | |
939 | case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS: | |
940 | ret = mwifiex_ret_ibss_coalescing_status(priv, resp); | |
941 | break; | |
942 | case HostCmd_CMD_MAC_REG_ACCESS: | |
943 | case HostCmd_CMD_BBP_REG_ACCESS: | |
944 | case HostCmd_CMD_RF_REG_ACCESS: | |
945 | case HostCmd_CMD_PMIC_REG_ACCESS: | |
946 | case HostCmd_CMD_CAU_REG_ACCESS: | |
947 | case HostCmd_CMD_802_11_EEPROM_ACCESS: | |
948 | ret = mwifiex_ret_reg_access(cmdresp_no, resp, data_buf); | |
949 | break; | |
950 | case HostCmd_CMD_SET_BSS_MODE: | |
951 | break; | |
952 | case HostCmd_CMD_11N_CFG: | |
572e8f3e | 953 | ret = mwifiex_ret_11n_cfg(resp, data_buf); |
5e6e3a92 | 954 | break; |
d930faee AK |
955 | case HostCmd_CMD_PCIE_DESC_DETAILS: |
956 | break; | |
5e6e3a92 BZ |
957 | default: |
958 | dev_err(adapter->dev, "CMD_RESP: unknown cmd response %#x\n", | |
959 | resp->command); | |
960 | break; | |
961 | } | |
962 | ||
963 | return ret; | |
964 | } |