mwifiex: get_channel from firmware
[muen/linux.git] / drivers / net / wireless / marvell / mwifiex / sta_cmd.c
1 /*
2  * Marvell Wireless LAN device driver: station command handling
3  *
4  * Copyright (C) 2011-2014, 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 #include "11ac.h"
28
29 static bool drcs;
30 module_param(drcs, bool, 0644);
31 MODULE_PARM_DESC(drcs, "multi-channel operation:1, single-channel operation:0");
32
33 static bool disable_auto_ds;
34 module_param(disable_auto_ds, bool, 0);
35 MODULE_PARM_DESC(disable_auto_ds,
36                  "deepsleep enabled=0(default), deepsleep disabled=1");
37 /*
38  * This function prepares command to set/get RSSI information.
39  *
40  * Preparation includes -
41  *      - Setting command ID, action and proper size
42  *      - Setting data/beacon average factors
43  *      - Resetting SNR/NF/RSSI values in private structure
44  *      - Ensuring correct endian-ness
45  */
46 static int
47 mwifiex_cmd_802_11_rssi_info(struct mwifiex_private *priv,
48                              struct host_cmd_ds_command *cmd, u16 cmd_action)
49 {
50         cmd->command = cpu_to_le16(HostCmd_CMD_RSSI_INFO);
51         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rssi_info) +
52                                 S_DS_GEN);
53         cmd->params.rssi_info.action = cpu_to_le16(cmd_action);
54         cmd->params.rssi_info.ndata = cpu_to_le16(priv->data_avg_factor);
55         cmd->params.rssi_info.nbcn = cpu_to_le16(priv->bcn_avg_factor);
56
57         /* Reset SNR/NF/RSSI values in private structure */
58         priv->data_rssi_last = 0;
59         priv->data_nf_last = 0;
60         priv->data_rssi_avg = 0;
61         priv->data_nf_avg = 0;
62         priv->bcn_rssi_last = 0;
63         priv->bcn_nf_last = 0;
64         priv->bcn_rssi_avg = 0;
65         priv->bcn_nf_avg = 0;
66
67         return 0;
68 }
69
70 /*
71  * This function prepares command to set MAC control.
72  *
73  * Preparation includes -
74  *      - Setting command ID, action and proper size
75  *      - Ensuring correct endian-ness
76  */
77 static int mwifiex_cmd_mac_control(struct mwifiex_private *priv,
78                                    struct host_cmd_ds_command *cmd,
79                                    u16 cmd_action, u32 *action)
80 {
81         struct host_cmd_ds_mac_control *mac_ctrl = &cmd->params.mac_ctrl;
82
83         if (cmd_action != HostCmd_ACT_GEN_SET) {
84                 mwifiex_dbg(priv->adapter, ERROR,
85                             "mac_control: only support set cmd\n");
86                 return -1;
87         }
88
89         cmd->command = cpu_to_le16(HostCmd_CMD_MAC_CONTROL);
90         cmd->size =
91                 cpu_to_le16(sizeof(struct host_cmd_ds_mac_control) + S_DS_GEN);
92         mac_ctrl->action = cpu_to_le32(*action);
93
94         return 0;
95 }
96
97 /*
98  * This function prepares command to set/get SNMP MIB.
99  *
100  * Preparation includes -
101  *      - Setting command ID, action and proper size
102  *      - Setting SNMP MIB OID number and value
103  *        (as required)
104  *      - Ensuring correct endian-ness
105  *
106  * The following SNMP MIB OIDs are supported -
107  *      - FRAG_THRESH_I     : Fragmentation threshold
108  *      - RTS_THRESH_I      : RTS threshold
109  *      - SHORT_RETRY_LIM_I : Short retry limit
110  *      - DOT11D_I          : 11d support
111  */
112 static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv,
113                                        struct host_cmd_ds_command *cmd,
114                                        u16 cmd_action, u32 cmd_oid,
115                                        u16 *ul_temp)
116 {
117         struct host_cmd_ds_802_11_snmp_mib *snmp_mib = &cmd->params.smib;
118
119         mwifiex_dbg(priv->adapter, CMD,
120                     "cmd: SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
121         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SNMP_MIB);
122         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_snmp_mib)
123                                 - 1 + S_DS_GEN);
124
125         snmp_mib->oid = cpu_to_le16((u16)cmd_oid);
126         if (cmd_action == HostCmd_ACT_GEN_GET) {
127                 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET);
128                 snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE);
129                 le16_unaligned_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE);
130         } else if (cmd_action == HostCmd_ACT_GEN_SET) {
131                 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
132                 snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
133                 put_unaligned_le16(*ul_temp, snmp_mib->value);
134                 le16_unaligned_add_cpu(&cmd->size, sizeof(u16));
135         }
136
137         mwifiex_dbg(priv->adapter, CMD,
138                     "cmd: SNMP_CMD: Action=0x%x, OID=0x%x,\t"
139                     "OIDSize=0x%x, Value=0x%x\n",
140                     cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size),
141                     get_unaligned_le16(snmp_mib->value));
142         return 0;
143 }
144
145 /*
146  * This function prepares command to get log.
147  *
148  * Preparation includes -
149  *      - Setting command ID and proper size
150  *      - Ensuring correct endian-ness
151  */
152 static int
153 mwifiex_cmd_802_11_get_log(struct host_cmd_ds_command *cmd)
154 {
155         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_GET_LOG);
156         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_get_log) +
157                                 S_DS_GEN);
158         return 0;
159 }
160
161 /*
162  * This function prepares command to set/get Tx data rate configuration.
163  *
164  * Preparation includes -
165  *      - Setting command ID, action and proper size
166  *      - Setting configuration index, rate scope and rate drop pattern
167  *        parameters (as required)
168  *      - Ensuring correct endian-ness
169  */
170 static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv,
171                                    struct host_cmd_ds_command *cmd,
172                                    u16 cmd_action, u16 *pbitmap_rates)
173 {
174         struct host_cmd_ds_tx_rate_cfg *rate_cfg = &cmd->params.tx_rate_cfg;
175         struct mwifiex_rate_scope *rate_scope;
176         struct mwifiex_rate_drop_pattern *rate_drop;
177         u32 i;
178
179         cmd->command = cpu_to_le16(HostCmd_CMD_TX_RATE_CFG);
180
181         rate_cfg->action = cpu_to_le16(cmd_action);
182         rate_cfg->cfg_index = 0;
183
184         rate_scope = (struct mwifiex_rate_scope *) ((u8 *) rate_cfg +
185                       sizeof(struct host_cmd_ds_tx_rate_cfg));
186         rate_scope->type = cpu_to_le16(TLV_TYPE_RATE_SCOPE);
187         rate_scope->length = cpu_to_le16
188                 (sizeof(*rate_scope) - sizeof(struct mwifiex_ie_types_header));
189         if (pbitmap_rates != NULL) {
190                 rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(pbitmap_rates[0]);
191                 rate_scope->ofdm_rate_bitmap = cpu_to_le16(pbitmap_rates[1]);
192                 for (i = 0; i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap); i++)
193                         rate_scope->ht_mcs_rate_bitmap[i] =
194                                 cpu_to_le16(pbitmap_rates[2 + i]);
195                 if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
196                         for (i = 0;
197                              i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);
198                              i++)
199                                 rate_scope->vht_mcs_rate_bitmap[i] =
200                                         cpu_to_le16(pbitmap_rates[10 + i]);
201                 }
202         } else {
203                 rate_scope->hr_dsss_rate_bitmap =
204                         cpu_to_le16(priv->bitmap_rates[0]);
205                 rate_scope->ofdm_rate_bitmap =
206                         cpu_to_le16(priv->bitmap_rates[1]);
207                 for (i = 0; i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap); i++)
208                         rate_scope->ht_mcs_rate_bitmap[i] =
209                                 cpu_to_le16(priv->bitmap_rates[2 + i]);
210                 if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
211                         for (i = 0;
212                              i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);
213                              i++)
214                                 rate_scope->vht_mcs_rate_bitmap[i] =
215                                         cpu_to_le16(priv->bitmap_rates[10 + i]);
216                 }
217         }
218
219         rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope +
220                                              sizeof(struct mwifiex_rate_scope));
221         rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL);
222         rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode));
223         rate_drop->rate_drop_mode = 0;
224
225         cmd->size =
226                 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_tx_rate_cfg) +
227                             sizeof(struct mwifiex_rate_scope) +
228                             sizeof(struct mwifiex_rate_drop_pattern));
229
230         return 0;
231 }
232
233 /*
234  * This function prepares command to set/get Tx power configuration.
235  *
236  * Preparation includes -
237  *      - Setting command ID, action and proper size
238  *      - Setting Tx power mode, power group TLV
239  *        (as required)
240  *      - Ensuring correct endian-ness
241  */
242 static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd,
243                                     u16 cmd_action,
244                                     struct host_cmd_ds_txpwr_cfg *txp)
245 {
246         struct mwifiex_types_power_group *pg_tlv;
247         struct host_cmd_ds_txpwr_cfg *cmd_txp_cfg = &cmd->params.txp_cfg;
248
249         cmd->command = cpu_to_le16(HostCmd_CMD_TXPWR_CFG);
250         cmd->size =
251                 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_txpwr_cfg));
252         switch (cmd_action) {
253         case HostCmd_ACT_GEN_SET:
254                 if (txp->mode) {
255                         pg_tlv = (struct mwifiex_types_power_group
256                                   *) ((unsigned long) txp +
257                                      sizeof(struct host_cmd_ds_txpwr_cfg));
258                         memmove(cmd_txp_cfg, txp,
259                                 sizeof(struct host_cmd_ds_txpwr_cfg) +
260                                 sizeof(struct mwifiex_types_power_group) +
261                                 le16_to_cpu(pg_tlv->length));
262
263                         pg_tlv = (struct mwifiex_types_power_group *) ((u8 *)
264                                   cmd_txp_cfg +
265                                   sizeof(struct host_cmd_ds_txpwr_cfg));
266                         cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) +
267                                   sizeof(struct mwifiex_types_power_group) +
268                                   le16_to_cpu(pg_tlv->length));
269                 } else {
270                         memmove(cmd_txp_cfg, txp, sizeof(*txp));
271                 }
272                 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
273                 break;
274         case HostCmd_ACT_GEN_GET:
275                 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
276                 break;
277         }
278
279         return 0;
280 }
281
282 /*
283  * This function prepares command to get RF Tx power.
284  */
285 static int mwifiex_cmd_rf_tx_power(struct mwifiex_private *priv,
286                                    struct host_cmd_ds_command *cmd,
287                                    u16 cmd_action, void *data_buf)
288 {
289         struct host_cmd_ds_rf_tx_pwr *txp = &cmd->params.txp;
290
291         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_tx_pwr)
292                                 + S_DS_GEN);
293         cmd->command = cpu_to_le16(HostCmd_CMD_RF_TX_PWR);
294         txp->action = cpu_to_le16(cmd_action);
295
296         return 0;
297 }
298
299 /*
300  * This function prepares command to set rf antenna.
301  */
302 static int mwifiex_cmd_rf_antenna(struct mwifiex_private *priv,
303                                   struct host_cmd_ds_command *cmd,
304                                   u16 cmd_action,
305                                   struct mwifiex_ds_ant_cfg *ant_cfg)
306 {
307         struct host_cmd_ds_rf_ant_mimo *ant_mimo = &cmd->params.ant_mimo;
308         struct host_cmd_ds_rf_ant_siso *ant_siso = &cmd->params.ant_siso;
309
310         cmd->command = cpu_to_le16(HostCmd_CMD_RF_ANTENNA);
311
312         switch (cmd_action) {
313         case HostCmd_ACT_GEN_SET:
314                 if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
315                         cmd->size = cpu_to_le16(sizeof(struct
316                                                 host_cmd_ds_rf_ant_mimo)
317                                                 + S_DS_GEN);
318                         ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_SET_TX);
319                         ant_mimo->tx_ant_mode = cpu_to_le16((u16)ant_cfg->
320                                                             tx_ant);
321                         ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_SET_RX);
322                         ant_mimo->rx_ant_mode = cpu_to_le16((u16)ant_cfg->
323                                                             rx_ant);
324                 } else {
325                         cmd->size = cpu_to_le16(sizeof(struct
326                                                 host_cmd_ds_rf_ant_siso) +
327                                                 S_DS_GEN);
328                         ant_siso->action = cpu_to_le16(HostCmd_ACT_SET_BOTH);
329                         ant_siso->ant_mode = cpu_to_le16((u16)ant_cfg->tx_ant);
330                 }
331                 break;
332         case HostCmd_ACT_GEN_GET:
333                 if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
334                         cmd->size = cpu_to_le16(sizeof(struct
335                                                 host_cmd_ds_rf_ant_mimo) +
336                                                 S_DS_GEN);
337                         ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_GET_TX);
338                         ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_GET_RX);
339                 } else {
340                         cmd->size = cpu_to_le16(sizeof(struct
341                                                 host_cmd_ds_rf_ant_siso) +
342                                                 S_DS_GEN);
343                         ant_siso->action = cpu_to_le16(HostCmd_ACT_GET_BOTH);
344                 }
345                 break;
346         }
347         return 0;
348 }
349
350 /*
351  * This function prepares command to set Host Sleep configuration.
352  *
353  * Preparation includes -
354  *      - Setting command ID and proper size
355  *      - Setting Host Sleep action, conditions, ARP filters
356  *        (as required)
357  *      - Ensuring correct endian-ness
358  */
359 static int
360 mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
361                           struct host_cmd_ds_command *cmd,
362                           u16 cmd_action,
363                           struct mwifiex_hs_config_param *hscfg_param)
364 {
365         struct mwifiex_adapter *adapter = priv->adapter;
366         struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg;
367         u8 *tlv = (u8 *)hs_cfg + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);
368         struct mwifiex_ps_param_in_hs *psparam_tlv = NULL;
369         bool hs_activate = false;
370         u16 size;
371
372         if (!hscfg_param)
373                 /* New Activate command */
374                 hs_activate = true;
375         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);
376
377         if (!hs_activate &&
378             (hscfg_param->conditions != cpu_to_le32(HS_CFG_CANCEL)) &&
379             ((adapter->arp_filter_size > 0) &&
380              (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {
381                 mwifiex_dbg(adapter, CMD,
382                             "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n",
383                             adapter->arp_filter_size);
384                 memcpy(((u8 *) hs_cfg) +
385                        sizeof(struct host_cmd_ds_802_11_hs_cfg_enh),
386                        adapter->arp_filter, adapter->arp_filter_size);
387                 size = adapter->arp_filter_size +
388                         sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
389                         + S_DS_GEN;
390                 tlv = (u8 *)hs_cfg
391                         + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
392                         + adapter->arp_filter_size;
393         } else {
394                 size = S_DS_GEN + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);
395         }
396         if (hs_activate) {
397                 hs_cfg->action = cpu_to_le16(HS_ACTIVATE);
398                 hs_cfg->params.hs_activate.resp_ctrl = cpu_to_le16(RESP_NEEDED);
399         } else {
400                 hs_cfg->action = cpu_to_le16(HS_CONFIGURE);
401                 hs_cfg->params.hs_config.conditions = hscfg_param->conditions;
402                 hs_cfg->params.hs_config.gpio = hscfg_param->gpio;
403                 hs_cfg->params.hs_config.gap = hscfg_param->gap;
404
405                 size += sizeof(struct mwifiex_ps_param_in_hs);
406                 psparam_tlv = (struct mwifiex_ps_param_in_hs *)tlv;
407                 psparam_tlv->header.type =
408                         cpu_to_le16(TLV_TYPE_PS_PARAMS_IN_HS);
409                 psparam_tlv->header.len =
410                         cpu_to_le16(sizeof(struct mwifiex_ps_param_in_hs)
411                                 - sizeof(struct mwifiex_ie_types_header));
412                 psparam_tlv->hs_wake_int = cpu_to_le32(HS_DEF_WAKE_INTERVAL);
413                 psparam_tlv->hs_inact_timeout =
414                         cpu_to_le32(HS_DEF_INACTIVITY_TIMEOUT);
415
416                 mwifiex_dbg(adapter, CMD,
417                             "cmd: HS_CFG_CMD: condition:0x%x gpio:0x%x gap:0x%x\n",
418                             hs_cfg->params.hs_config.conditions,
419                             hs_cfg->params.hs_config.gpio,
420                             hs_cfg->params.hs_config.gap);
421         }
422         cmd->size = cpu_to_le16(size);
423
424         return 0;
425 }
426
427 /*
428  * This function prepares command to set/get MAC address.
429  *
430  * Preparation includes -
431  *      - Setting command ID, action and proper size
432  *      - Setting MAC address (for SET only)
433  *      - Ensuring correct endian-ness
434  */
435 static int mwifiex_cmd_802_11_mac_address(struct mwifiex_private *priv,
436                                           struct host_cmd_ds_command *cmd,
437                                           u16 cmd_action)
438 {
439         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_MAC_ADDRESS);
440         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_mac_address) +
441                                 S_DS_GEN);
442         cmd->result = 0;
443
444         cmd->params.mac_addr.action = cpu_to_le16(cmd_action);
445
446         if (cmd_action == HostCmd_ACT_GEN_SET)
447                 memcpy(cmd->params.mac_addr.mac_addr, priv->curr_addr,
448                        ETH_ALEN);
449         return 0;
450 }
451
452 /*
453  * This function prepares command to set MAC multicast address.
454  *
455  * Preparation includes -
456  *      - Setting command ID, action and proper size
457  *      - Setting MAC multicast address
458  *      - Ensuring correct endian-ness
459  */
460 static int
461 mwifiex_cmd_mac_multicast_adr(struct host_cmd_ds_command *cmd,
462                               u16 cmd_action,
463                               struct mwifiex_multicast_list *mcast_list)
464 {
465         struct host_cmd_ds_mac_multicast_adr *mcast_addr = &cmd->params.mc_addr;
466
467         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mac_multicast_adr) +
468                                 S_DS_GEN);
469         cmd->command = cpu_to_le16(HostCmd_CMD_MAC_MULTICAST_ADR);
470
471         mcast_addr->action = cpu_to_le16(cmd_action);
472         mcast_addr->num_of_adrs =
473                 cpu_to_le16((u16) mcast_list->num_multicast_addr);
474         memcpy(mcast_addr->mac_list, mcast_list->mac_list,
475                mcast_list->num_multicast_addr * ETH_ALEN);
476
477         return 0;
478 }
479
480 /*
481  * This function prepares command to deauthenticate.
482  *
483  * Preparation includes -
484  *      - Setting command ID and proper size
485  *      - Setting AP MAC address and reason code
486  *      - Ensuring correct endian-ness
487  */
488 static int mwifiex_cmd_802_11_deauthenticate(struct mwifiex_private *priv,
489                                              struct host_cmd_ds_command *cmd,
490                                              u8 *mac)
491 {
492         struct host_cmd_ds_802_11_deauthenticate *deauth = &cmd->params.deauth;
493
494         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_DEAUTHENTICATE);
495         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_deauthenticate)
496                                 + S_DS_GEN);
497
498         /* Set AP MAC address */
499         memcpy(deauth->mac_addr, mac, ETH_ALEN);
500
501         mwifiex_dbg(priv->adapter, CMD, "cmd: Deauth: %pM\n", deauth->mac_addr);
502
503         deauth->reason_code = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);
504
505         return 0;
506 }
507
508 /*
509  * This function prepares command to stop Ad-Hoc network.
510  *
511  * Preparation includes -
512  *      - Setting command ID and proper size
513  *      - Ensuring correct endian-ness
514  */
515 static int mwifiex_cmd_802_11_ad_hoc_stop(struct host_cmd_ds_command *cmd)
516 {
517         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_STOP);
518         cmd->size = cpu_to_le16(S_DS_GEN);
519         return 0;
520 }
521
522 /*
523  * This function sets WEP key(s) to key parameter TLV(s).
524  *
525  * Multi-key parameter TLVs are supported, so we can send multiple
526  * WEP keys in a single buffer.
527  */
528 static int
529 mwifiex_set_keyparamset_wep(struct mwifiex_private *priv,
530                             struct mwifiex_ie_type_key_param_set *key_param_set,
531                             u16 *key_param_len)
532 {
533         int cur_key_param_len;
534         u8 i;
535
536         /* Multi-key_param_set TLV is supported */
537         for (i = 0; i < NUM_WEP_KEYS; i++) {
538                 if ((priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP40) ||
539                     (priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP104)) {
540                         key_param_set->type =
541                                 cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
542 /* Key_param_set WEP fixed length */
543 #define KEYPARAMSET_WEP_FIXED_LEN 8
544                         key_param_set->length = cpu_to_le16((u16)
545                                         (priv->wep_key[i].
546                                          key_length +
547                                          KEYPARAMSET_WEP_FIXED_LEN));
548                         key_param_set->key_type_id =
549                                 cpu_to_le16(KEY_TYPE_ID_WEP);
550                         key_param_set->key_info =
551                                 cpu_to_le16(KEY_ENABLED | KEY_UNICAST |
552                                             KEY_MCAST);
553                         key_param_set->key_len =
554                                 cpu_to_le16(priv->wep_key[i].key_length);
555                         /* Set WEP key index */
556                         key_param_set->key[0] = i;
557                         /* Set default Tx key flag */
558                         if (i ==
559                             (priv->
560                              wep_key_curr_index & HostCmd_WEP_KEY_INDEX_MASK))
561                                 key_param_set->key[1] = 1;
562                         else
563                                 key_param_set->key[1] = 0;
564                         memmove(&key_param_set->key[2],
565                                 priv->wep_key[i].key_material,
566                                 priv->wep_key[i].key_length);
567
568                         cur_key_param_len = priv->wep_key[i].key_length +
569                                 KEYPARAMSET_WEP_FIXED_LEN +
570                                 sizeof(struct mwifiex_ie_types_header);
571                         *key_param_len += (u16) cur_key_param_len;
572                         key_param_set =
573                                 (struct mwifiex_ie_type_key_param_set *)
574                                                 ((u8 *)key_param_set +
575                                                  cur_key_param_len);
576                 } else if (!priv->wep_key[i].key_length) {
577                         continue;
578                 } else {
579                         mwifiex_dbg(priv->adapter, ERROR,
580                                     "key%d Length = %d is incorrect\n",
581                                     (i + 1), priv->wep_key[i].key_length);
582                         return -1;
583                 }
584         }
585
586         return 0;
587 }
588
589 /* This function populates key material v2 command
590  * to set network key for AES & CMAC AES.
591  */
592 static int mwifiex_set_aes_key_v2(struct mwifiex_private *priv,
593                                   struct host_cmd_ds_command *cmd,
594                                   struct mwifiex_ds_encrypt_key *enc_key,
595                                   struct host_cmd_ds_802_11_key_material_v2 *km)
596 {
597         struct mwifiex_adapter *adapter = priv->adapter;
598         u16 size, len = KEY_PARAMS_FIXED_LEN;
599
600         if (enc_key->is_igtk_key) {
601                 mwifiex_dbg(adapter, INFO,
602                             "%s: Set CMAC AES Key\n", __func__);
603                 if (enc_key->is_rx_seq_valid)
604                         memcpy(km->key_param_set.key_params.cmac_aes.ipn,
605                                enc_key->pn, enc_key->pn_len);
606                 km->key_param_set.key_info &= cpu_to_le16(~KEY_MCAST);
607                 km->key_param_set.key_info |= cpu_to_le16(KEY_IGTK);
608                 km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC;
609                 km->key_param_set.key_params.cmac_aes.key_len =
610                                           cpu_to_le16(enc_key->key_len);
611                 memcpy(km->key_param_set.key_params.cmac_aes.key,
612                        enc_key->key_material, enc_key->key_len);
613                 len += sizeof(struct mwifiex_cmac_aes_param);
614         } else if (enc_key->is_igtk_def_key) {
615                 mwifiex_dbg(adapter, INFO,
616                             "%s: Set CMAC default Key index\n", __func__);
617                 km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC_DEF;
618                 km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
619         } else {
620                 mwifiex_dbg(adapter, INFO,
621                             "%s: Set AES Key\n", __func__);
622                 if (enc_key->is_rx_seq_valid)
623                         memcpy(km->key_param_set.key_params.aes.pn,
624                                enc_key->pn, enc_key->pn_len);
625                 km->key_param_set.key_type = KEY_TYPE_ID_AES;
626                 km->key_param_set.key_params.aes.key_len =
627                                           cpu_to_le16(enc_key->key_len);
628                 memcpy(km->key_param_set.key_params.aes.key,
629                        enc_key->key_material, enc_key->key_len);
630                 len += sizeof(struct mwifiex_aes_param);
631         }
632
633         km->key_param_set.len = cpu_to_le16(len);
634         size = len + sizeof(struct mwifiex_ie_types_header) +
635                sizeof(km->action) + S_DS_GEN;
636         cmd->size = cpu_to_le16(size);
637
638         return 0;
639 }
640
641 /* This function prepares command to set/get/reset network key(s).
642  * This function prepares key material command for V2 format.
643  * Preparation includes -
644  *      - Setting command ID, action and proper size
645  *      - Setting WEP keys, WAPI keys or WPA keys along with required
646  *        encryption (TKIP, AES) (as required)
647  *      - Ensuring correct endian-ness
648  */
649 static int
650 mwifiex_cmd_802_11_key_material_v2(struct mwifiex_private *priv,
651                                    struct host_cmd_ds_command *cmd,
652                                    u16 cmd_action, u32 cmd_oid,
653                                    struct mwifiex_ds_encrypt_key *enc_key)
654 {
655         struct mwifiex_adapter *adapter = priv->adapter;
656         u8 *mac = enc_key->mac_addr;
657         u16 key_info, len = KEY_PARAMS_FIXED_LEN;
658         struct host_cmd_ds_802_11_key_material_v2 *km =
659                                                 &cmd->params.key_material_v2;
660
661         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
662         km->action = cpu_to_le16(cmd_action);
663
664         if (cmd_action == HostCmd_ACT_GEN_GET) {
665                 mwifiex_dbg(adapter, INFO, "%s: Get key\n", __func__);
666                 km->key_param_set.key_idx =
667                                         enc_key->key_index & KEY_INDEX_MASK;
668                 km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
669                 km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
670                 memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
671
672                 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
673                         key_info = KEY_UNICAST;
674                 else
675                         key_info = KEY_MCAST;
676
677                 if (enc_key->is_igtk_key)
678                         key_info |= KEY_IGTK;
679
680                 km->key_param_set.key_info = cpu_to_le16(key_info);
681
682                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
683                                         S_DS_GEN + KEY_PARAMS_FIXED_LEN +
684                                         sizeof(km->action));
685                 return 0;
686         }
687
688         memset(&km->key_param_set, 0,
689                sizeof(struct mwifiex_ie_type_key_param_set_v2));
690
691         if (enc_key->key_disable) {
692                 mwifiex_dbg(adapter, INFO, "%s: Remove key\n", __func__);
693                 km->action = cpu_to_le16(HostCmd_ACT_GEN_REMOVE);
694                 km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
695                 km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
696                 km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
697                 key_info = KEY_MCAST | KEY_UNICAST;
698                 km->key_param_set.key_info = cpu_to_le16(key_info);
699                 memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
700                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
701                                         S_DS_GEN + KEY_PARAMS_FIXED_LEN +
702                                         sizeof(km->action));
703                 return 0;
704         }
705
706         km->action = cpu_to_le16(HostCmd_ACT_GEN_SET);
707         km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
708         km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
709         key_info = KEY_ENABLED;
710         memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
711
712         if (enc_key->key_len <= WLAN_KEY_LEN_WEP104) {
713                 mwifiex_dbg(adapter, INFO, "%s: Set WEP Key\n", __func__);
714                 len += sizeof(struct mwifiex_wep_param);
715                 km->key_param_set.len = cpu_to_le16(len);
716                 km->key_param_set.key_type = KEY_TYPE_ID_WEP;
717
718                 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
719                                 key_info |= KEY_MCAST | KEY_UNICAST;
720                 } else {
721                         if (enc_key->is_current_wep_key) {
722                                 key_info |= KEY_MCAST | KEY_UNICAST;
723                                 if (km->key_param_set.key_idx ==
724                                     (priv->wep_key_curr_index & KEY_INDEX_MASK))
725                                         key_info |= KEY_DEFAULT;
726                         } else {
727                                 if (is_broadcast_ether_addr(mac))
728                                         key_info |= KEY_MCAST;
729                                 else
730                                         key_info |= KEY_UNICAST | KEY_DEFAULT;
731                         }
732                 }
733                 km->key_param_set.key_info = cpu_to_le16(key_info);
734
735                 km->key_param_set.key_params.wep.key_len =
736                                                   cpu_to_le16(enc_key->key_len);
737                 memcpy(km->key_param_set.key_params.wep.key,
738                        enc_key->key_material, enc_key->key_len);
739
740                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
741                                         len + sizeof(km->action) + S_DS_GEN);
742                 return 0;
743         }
744
745         if (is_broadcast_ether_addr(mac))
746                 key_info |= KEY_MCAST | KEY_RX_KEY;
747         else
748                 key_info |= KEY_UNICAST | KEY_TX_KEY | KEY_RX_KEY;
749
750         if (enc_key->is_wapi_key) {
751                 mwifiex_dbg(adapter, INFO, "%s: Set WAPI Key\n", __func__);
752                 km->key_param_set.key_type = KEY_TYPE_ID_WAPI;
753                 memcpy(km->key_param_set.key_params.wapi.pn, enc_key->pn,
754                        PN_LEN);
755                 km->key_param_set.key_params.wapi.key_len =
756                                                 cpu_to_le16(enc_key->key_len);
757                 memcpy(km->key_param_set.key_params.wapi.key,
758                        enc_key->key_material, enc_key->key_len);
759                 if (is_broadcast_ether_addr(mac))
760                         priv->sec_info.wapi_key_on = true;
761
762                 if (!priv->sec_info.wapi_key_on)
763                         key_info |= KEY_DEFAULT;
764                 km->key_param_set.key_info = cpu_to_le16(key_info);
765
766                 len += sizeof(struct mwifiex_wapi_param);
767                 km->key_param_set.len = cpu_to_le16(len);
768                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
769                                         len + sizeof(km->action) + S_DS_GEN);
770                 return 0;
771         }
772
773         if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
774                 key_info |= KEY_DEFAULT;
775                 /* Enable unicast bit for WPA-NONE/ADHOC_AES */
776                 if (!priv->sec_info.wpa2_enabled &&
777                     !is_broadcast_ether_addr(mac))
778                         key_info |= KEY_UNICAST;
779         } else {
780                 /* Enable default key for WPA/WPA2 */
781                 if (!priv->wpa_is_gtk_set)
782                         key_info |= KEY_DEFAULT;
783         }
784
785         km->key_param_set.key_info = cpu_to_le16(key_info);
786
787         if (enc_key->key_len == WLAN_KEY_LEN_CCMP)
788                 return mwifiex_set_aes_key_v2(priv, cmd, enc_key, km);
789
790         if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
791                 mwifiex_dbg(adapter, INFO,
792                             "%s: Set TKIP Key\n", __func__);
793                 if (enc_key->is_rx_seq_valid)
794                         memcpy(km->key_param_set.key_params.tkip.pn,
795                                enc_key->pn, enc_key->pn_len);
796                 km->key_param_set.key_type = KEY_TYPE_ID_TKIP;
797                 km->key_param_set.key_params.tkip.key_len =
798                                                 cpu_to_le16(enc_key->key_len);
799                 memcpy(km->key_param_set.key_params.tkip.key,
800                        enc_key->key_material, enc_key->key_len);
801
802                 len += sizeof(struct mwifiex_tkip_param);
803                 km->key_param_set.len = cpu_to_le16(len);
804                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
805                                         len + sizeof(km->action) + S_DS_GEN);
806         }
807
808         return 0;
809 }
810
811 /*
812  * This function prepares command to set/get/reset network key(s).
813  * This function prepares key material command for V1 format.
814  *
815  * Preparation includes -
816  *      - Setting command ID, action and proper size
817  *      - Setting WEP keys, WAPI keys or WPA keys along with required
818  *        encryption (TKIP, AES) (as required)
819  *      - Ensuring correct endian-ness
820  */
821 static int
822 mwifiex_cmd_802_11_key_material_v1(struct mwifiex_private *priv,
823                                    struct host_cmd_ds_command *cmd,
824                                    u16 cmd_action, u32 cmd_oid,
825                                    struct mwifiex_ds_encrypt_key *enc_key)
826 {
827         struct host_cmd_ds_802_11_key_material *key_material =
828                 &cmd->params.key_material;
829         struct host_cmd_tlv_mac_addr *tlv_mac;
830         u16 key_param_len = 0, cmd_size;
831         int ret = 0;
832
833         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
834         key_material->action = cpu_to_le16(cmd_action);
835
836         if (cmd_action == HostCmd_ACT_GEN_GET) {
837                 cmd->size =
838                         cpu_to_le16(sizeof(key_material->action) + S_DS_GEN);
839                 return ret;
840         }
841
842         if (!enc_key) {
843                 memset(&key_material->key_param_set, 0,
844                        (NUM_WEP_KEYS *
845                         sizeof(struct mwifiex_ie_type_key_param_set)));
846                 ret = mwifiex_set_keyparamset_wep(priv,
847                                                   &key_material->key_param_set,
848                                                   &key_param_len);
849                 cmd->size = cpu_to_le16(key_param_len +
850                                     sizeof(key_material->action) + S_DS_GEN);
851                 return ret;
852         } else
853                 memset(&key_material->key_param_set, 0,
854                        sizeof(struct mwifiex_ie_type_key_param_set));
855         if (enc_key->is_wapi_key) {
856                 mwifiex_dbg(priv->adapter, INFO, "info: Set WAPI Key\n");
857                 key_material->key_param_set.key_type_id =
858                                                 cpu_to_le16(KEY_TYPE_ID_WAPI);
859                 if (cmd_oid == KEY_INFO_ENABLED)
860                         key_material->key_param_set.key_info =
861                                                 cpu_to_le16(KEY_ENABLED);
862                 else
863                         key_material->key_param_set.key_info =
864                                                 cpu_to_le16(!KEY_ENABLED);
865
866                 key_material->key_param_set.key[0] = enc_key->key_index;
867                 if (!priv->sec_info.wapi_key_on)
868                         key_material->key_param_set.key[1] = 1;
869                 else
870                         /* set 0 when re-key */
871                         key_material->key_param_set.key[1] = 0;
872
873                 if (!is_broadcast_ether_addr(enc_key->mac_addr)) {
874                         /* WAPI pairwise key: unicast */
875                         key_material->key_param_set.key_info |=
876                                 cpu_to_le16(KEY_UNICAST);
877                 } else {        /* WAPI group key: multicast */
878                         key_material->key_param_set.key_info |=
879                                 cpu_to_le16(KEY_MCAST);
880                         priv->sec_info.wapi_key_on = true;
881                 }
882
883                 key_material->key_param_set.type =
884                                         cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
885                 key_material->key_param_set.key_len =
886                                                 cpu_to_le16(WAPI_KEY_LEN);
887                 memcpy(&key_material->key_param_set.key[2],
888                        enc_key->key_material, enc_key->key_len);
889                 memcpy(&key_material->key_param_set.key[2 + enc_key->key_len],
890                        enc_key->pn, PN_LEN);
891                 key_material->key_param_set.length =
892                         cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN);
893
894                 key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) +
895                                  sizeof(struct mwifiex_ie_types_header);
896                 cmd->size = cpu_to_le16(sizeof(key_material->action)
897                                         + S_DS_GEN +  key_param_len);
898                 return ret;
899         }
900         if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {
901                 if (enc_key->is_igtk_key) {
902                         mwifiex_dbg(priv->adapter, CMD, "cmd: CMAC_AES\n");
903                         key_material->key_param_set.key_type_id =
904                                         cpu_to_le16(KEY_TYPE_ID_AES_CMAC);
905                         if (cmd_oid == KEY_INFO_ENABLED)
906                                 key_material->key_param_set.key_info =
907                                                 cpu_to_le16(KEY_ENABLED);
908                         else
909                                 key_material->key_param_set.key_info =
910                                                 cpu_to_le16(!KEY_ENABLED);
911
912                         key_material->key_param_set.key_info |=
913                                                         cpu_to_le16(KEY_IGTK);
914                 } else {
915                         mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_AES\n");
916                         key_material->key_param_set.key_type_id =
917                                                 cpu_to_le16(KEY_TYPE_ID_AES);
918                         if (cmd_oid == KEY_INFO_ENABLED)
919                                 key_material->key_param_set.key_info =
920                                                 cpu_to_le16(KEY_ENABLED);
921                         else
922                                 key_material->key_param_set.key_info =
923                                                 cpu_to_le16(!KEY_ENABLED);
924
925                         if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
926                                 /* AES pairwise key: unicast */
927                                 key_material->key_param_set.key_info |=
928                                                 cpu_to_le16(KEY_UNICAST);
929                         else    /* AES group key: multicast */
930                                 key_material->key_param_set.key_info |=
931                                                         cpu_to_le16(KEY_MCAST);
932                 }
933         } else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
934                 mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_TKIP\n");
935                 key_material->key_param_set.key_type_id =
936                                                 cpu_to_le16(KEY_TYPE_ID_TKIP);
937                 key_material->key_param_set.key_info =
938                                                 cpu_to_le16(KEY_ENABLED);
939
940                 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
941                                 /* TKIP pairwise key: unicast */
942                         key_material->key_param_set.key_info |=
943                                                 cpu_to_le16(KEY_UNICAST);
944                 else            /* TKIP group key: multicast */
945                         key_material->key_param_set.key_info |=
946                                                         cpu_to_le16(KEY_MCAST);
947         }
948
949         if (key_material->key_param_set.key_type_id) {
950                 key_material->key_param_set.type =
951                                         cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
952                 key_material->key_param_set.key_len =
953                                         cpu_to_le16((u16) enc_key->key_len);
954                 memcpy(key_material->key_param_set.key, enc_key->key_material,
955                        enc_key->key_len);
956                 key_material->key_param_set.length =
957                         cpu_to_le16((u16) enc_key->key_len +
958                                     KEYPARAMSET_FIXED_LEN);
959
960                 key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN)
961                                 + sizeof(struct mwifiex_ie_types_header);
962
963                 if (le16_to_cpu(key_material->key_param_set.key_type_id) ==
964                                                         KEY_TYPE_ID_AES_CMAC) {
965                         struct mwifiex_cmac_param *param =
966                                         (void *)key_material->key_param_set.key;
967
968                         memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN);
969                         memcpy(param->key, enc_key->key_material,
970                                WLAN_KEY_LEN_AES_CMAC);
971
972                         key_param_len = sizeof(struct mwifiex_cmac_param);
973                         key_material->key_param_set.key_len =
974                                                 cpu_to_le16(key_param_len);
975                         key_param_len += KEYPARAMSET_FIXED_LEN;
976                         key_material->key_param_set.length =
977                                                 cpu_to_le16(key_param_len);
978                         key_param_len += sizeof(struct mwifiex_ie_types_header);
979                 }
980
981                 cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN
982                                         + key_param_len);
983
984                 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
985                         tlv_mac = (void *)((u8 *)&key_material->key_param_set +
986                                            key_param_len);
987                         tlv_mac->header.type =
988                                         cpu_to_le16(TLV_TYPE_STA_MAC_ADDR);
989                         tlv_mac->header.len = cpu_to_le16(ETH_ALEN);
990                         memcpy(tlv_mac->mac_addr, enc_key->mac_addr, ETH_ALEN);
991                         cmd_size = key_param_len + S_DS_GEN +
992                                    sizeof(key_material->action) +
993                                    sizeof(struct host_cmd_tlv_mac_addr);
994                 } else {
995                         cmd_size = key_param_len + S_DS_GEN +
996                                    sizeof(key_material->action);
997                 }
998                 cmd->size = cpu_to_le16(cmd_size);
999         }
1000
1001         return ret;
1002 }
1003
1004 /* Wrapper function for setting network key depending upon FW KEY API version */
1005 static int
1006 mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv,
1007                                 struct host_cmd_ds_command *cmd,
1008                                 u16 cmd_action, u32 cmd_oid,
1009                                 struct mwifiex_ds_encrypt_key *enc_key)
1010 {
1011         if (priv->adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2)
1012                 return mwifiex_cmd_802_11_key_material_v2(priv, cmd,
1013                                                           cmd_action, cmd_oid,
1014                                                           enc_key);
1015
1016         else
1017                 return mwifiex_cmd_802_11_key_material_v1(priv, cmd,
1018                                                           cmd_action, cmd_oid,
1019                                                           enc_key);
1020 }
1021
1022 /*
1023  * This function prepares command to set/get 11d domain information.
1024  *
1025  * Preparation includes -
1026  *      - Setting command ID, action and proper size
1027  *      - Setting domain information fields (for SET only)
1028  *      - Ensuring correct endian-ness
1029  */
1030 static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,
1031                                            struct host_cmd_ds_command *cmd,
1032                                            u16 cmd_action)
1033 {
1034         struct mwifiex_adapter *adapter = priv->adapter;
1035         struct host_cmd_ds_802_11d_domain_info *domain_info =
1036                 &cmd->params.domain_info;
1037         struct mwifiex_ietypes_domain_param_set *domain =
1038                 &domain_info->domain;
1039         u8 no_of_triplet = adapter->domain_reg.no_of_triplet;
1040
1041         mwifiex_dbg(adapter, INFO,
1042                     "info: 11D: no_of_triplet=0x%x\n", no_of_triplet);
1043
1044         cmd->command = cpu_to_le16(HostCmd_CMD_802_11D_DOMAIN_INFO);
1045         domain_info->action = cpu_to_le16(cmd_action);
1046         if (cmd_action == HostCmd_ACT_GEN_GET) {
1047                 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
1048                 return 0;
1049         }
1050
1051         /* Set domain info fields */
1052         domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY);
1053         memcpy(domain->country_code, adapter->domain_reg.country_code,
1054                sizeof(domain->country_code));
1055
1056         domain->header.len =
1057                 cpu_to_le16((no_of_triplet *
1058                              sizeof(struct ieee80211_country_ie_triplet))
1059                             + sizeof(domain->country_code));
1060
1061         if (no_of_triplet) {
1062                 memcpy(domain->triplet, adapter->domain_reg.triplet,
1063                        no_of_triplet * sizeof(struct
1064                                               ieee80211_country_ie_triplet));
1065
1066                 cmd->size = cpu_to_le16(sizeof(domain_info->action) +
1067                                         le16_to_cpu(domain->header.len) +
1068                                         sizeof(struct mwifiex_ie_types_header)
1069                                         + S_DS_GEN);
1070         } else {
1071                 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
1072         }
1073
1074         return 0;
1075 }
1076
1077 /*
1078  * This function prepares command to set/get IBSS coalescing status.
1079  *
1080  * Preparation includes -
1081  *      - Setting command ID, action and proper size
1082  *      - Setting status to enable or disable (for SET only)
1083  *      - Ensuring correct endian-ness
1084  */
1085 static int mwifiex_cmd_ibss_coalescing_status(struct host_cmd_ds_command *cmd,
1086                                               u16 cmd_action, u16 *enable)
1087 {
1088         struct host_cmd_ds_802_11_ibss_status *ibss_coal =
1089                 &(cmd->params.ibss_coalescing);
1090
1091         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_IBSS_COALESCING_STATUS);
1092         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_ibss_status) +
1093                                 S_DS_GEN);
1094         cmd->result = 0;
1095         ibss_coal->action = cpu_to_le16(cmd_action);
1096
1097         switch (cmd_action) {
1098         case HostCmd_ACT_GEN_SET:
1099                 if (enable)
1100                         ibss_coal->enable = cpu_to_le16(*enable);
1101                 else
1102                         ibss_coal->enable = 0;
1103                 break;
1104
1105                 /* In other case.. Nothing to do */
1106         case HostCmd_ACT_GEN_GET:
1107         default:
1108                 break;
1109         }
1110
1111         return 0;
1112 }
1113
1114 /* This function prepares command buffer to get/set memory location value.
1115  */
1116 static int
1117 mwifiex_cmd_mem_access(struct host_cmd_ds_command *cmd, u16 cmd_action,
1118                        void *pdata_buf)
1119 {
1120         struct mwifiex_ds_mem_rw *mem_rw = (void *)pdata_buf;
1121         struct host_cmd_ds_mem_access *mem_access = (void *)&cmd->params.mem;
1122
1123         cmd->command = cpu_to_le16(HostCmd_CMD_MEM_ACCESS);
1124         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mem_access) +
1125                                 S_DS_GEN);
1126
1127         mem_access->action = cpu_to_le16(cmd_action);
1128         mem_access->addr = cpu_to_le32(mem_rw->addr);
1129         mem_access->value = cpu_to_le32(mem_rw->value);
1130
1131         return 0;
1132 }
1133
1134 /*
1135  * This function prepares command to set/get register value.
1136  *
1137  * Preparation includes -
1138  *      - Setting command ID, action and proper size
1139  *      - Setting register offset (for both GET and SET) and
1140  *        register value (for SET only)
1141  *      - Ensuring correct endian-ness
1142  *
1143  * The following type of registers can be accessed with this function -
1144  *      - MAC register
1145  *      - BBP register
1146  *      - RF register
1147  *      - PMIC register
1148  *      - CAU register
1149  *      - EEPROM
1150  */
1151 static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd,
1152                                   u16 cmd_action, void *data_buf)
1153 {
1154         struct mwifiex_ds_reg_rw *reg_rw = data_buf;
1155
1156         switch (le16_to_cpu(cmd->command)) {
1157         case HostCmd_CMD_MAC_REG_ACCESS:
1158         {
1159                 struct host_cmd_ds_mac_reg_access *mac_reg;
1160
1161                 cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN);
1162                 mac_reg = &cmd->params.mac_reg;
1163                 mac_reg->action = cpu_to_le16(cmd_action);
1164                 mac_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1165                 mac_reg->value = cpu_to_le32(reg_rw->value);
1166                 break;
1167         }
1168         case HostCmd_CMD_BBP_REG_ACCESS:
1169         {
1170                 struct host_cmd_ds_bbp_reg_access *bbp_reg;
1171
1172                 cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN);
1173                 bbp_reg = &cmd->params.bbp_reg;
1174                 bbp_reg->action = cpu_to_le16(cmd_action);
1175                 bbp_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1176                 bbp_reg->value = (u8) reg_rw->value;
1177                 break;
1178         }
1179         case HostCmd_CMD_RF_REG_ACCESS:
1180         {
1181                 struct host_cmd_ds_rf_reg_access *rf_reg;
1182
1183                 cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN);
1184                 rf_reg = &cmd->params.rf_reg;
1185                 rf_reg->action = cpu_to_le16(cmd_action);
1186                 rf_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1187                 rf_reg->value = (u8) reg_rw->value;
1188                 break;
1189         }
1190         case HostCmd_CMD_PMIC_REG_ACCESS:
1191         {
1192                 struct host_cmd_ds_pmic_reg_access *pmic_reg;
1193
1194                 cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN);
1195                 pmic_reg = &cmd->params.pmic_reg;
1196                 pmic_reg->action = cpu_to_le16(cmd_action);
1197                 pmic_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1198                 pmic_reg->value = (u8) reg_rw->value;
1199                 break;
1200         }
1201         case HostCmd_CMD_CAU_REG_ACCESS:
1202         {
1203                 struct host_cmd_ds_rf_reg_access *cau_reg;
1204
1205                 cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN);
1206                 cau_reg = &cmd->params.rf_reg;
1207                 cau_reg->action = cpu_to_le16(cmd_action);
1208                 cau_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1209                 cau_reg->value = (u8) reg_rw->value;
1210                 break;
1211         }
1212         case HostCmd_CMD_802_11_EEPROM_ACCESS:
1213         {
1214                 struct mwifiex_ds_read_eeprom *rd_eeprom = data_buf;
1215                 struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom =
1216                         &cmd->params.eeprom;
1217
1218                 cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN);
1219                 cmd_eeprom->action = cpu_to_le16(cmd_action);
1220                 cmd_eeprom->offset = cpu_to_le16(rd_eeprom->offset);
1221                 cmd_eeprom->byte_count = cpu_to_le16(rd_eeprom->byte_count);
1222                 cmd_eeprom->value = 0;
1223                 break;
1224         }
1225         default:
1226                 return -1;
1227         }
1228
1229         return 0;
1230 }
1231
1232 /*
1233  * This function prepares command to set PCI-Express
1234  * host buffer configuration
1235  *
1236  * Preparation includes -
1237  *      - Setting command ID, action and proper size
1238  *      - Setting host buffer configuration
1239  *      - Ensuring correct endian-ness
1240  */
1241 static int
1242 mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv,
1243                            struct host_cmd_ds_command *cmd, u16 action)
1244 {
1245         struct host_cmd_ds_pcie_details *host_spec =
1246                                         &cmd->params.pcie_host_spec;
1247         struct pcie_service_card *card = priv->adapter->card;
1248
1249         cmd->command = cpu_to_le16(HostCmd_CMD_PCIE_DESC_DETAILS);
1250         cmd->size = cpu_to_le16(sizeof(struct
1251                                         host_cmd_ds_pcie_details) + S_DS_GEN);
1252         cmd->result = 0;
1253
1254         memset(host_spec, 0, sizeof(struct host_cmd_ds_pcie_details));
1255
1256         if (action != HostCmd_ACT_GEN_SET)
1257                 return 0;
1258
1259         /* Send the ring base addresses and count to firmware */
1260         host_spec->txbd_addr_lo = cpu_to_le32((u32)(card->txbd_ring_pbase));
1261         host_spec->txbd_addr_hi =
1262                         cpu_to_le32((u32)(((u64)card->txbd_ring_pbase) >> 32));
1263         host_spec->txbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);
1264         host_spec->rxbd_addr_lo = cpu_to_le32((u32)(card->rxbd_ring_pbase));
1265         host_spec->rxbd_addr_hi =
1266                         cpu_to_le32((u32)(((u64)card->rxbd_ring_pbase) >> 32));
1267         host_spec->rxbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);
1268         host_spec->evtbd_addr_lo = cpu_to_le32((u32)(card->evtbd_ring_pbase));
1269         host_spec->evtbd_addr_hi =
1270                         cpu_to_le32((u32)(((u64)card->evtbd_ring_pbase) >> 32));
1271         host_spec->evtbd_count = cpu_to_le32(MWIFIEX_MAX_EVT_BD);
1272         if (card->sleep_cookie_vbase) {
1273                 host_spec->sleep_cookie_addr_lo =
1274                                 cpu_to_le32((u32)(card->sleep_cookie_pbase));
1275                 host_spec->sleep_cookie_addr_hi = cpu_to_le32((u32)(((u64)
1276                                         (card->sleep_cookie_pbase)) >> 32));
1277                 mwifiex_dbg(priv->adapter, INFO,
1278                             "sleep_cook_lo phy addr: 0x%x\n",
1279                             host_spec->sleep_cookie_addr_lo);
1280         }
1281
1282         return 0;
1283 }
1284
1285 /*
1286  * This function prepares command for event subscription, configuration
1287  * and query. Events can be subscribed or unsubscribed. Current subscribed
1288  * events can be queried. Also, current subscribed events are reported in
1289  * every FW response.
1290  */
1291 static int
1292 mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv,
1293                              struct host_cmd_ds_command *cmd,
1294                              struct mwifiex_ds_misc_subsc_evt *subsc_evt_cfg)
1295 {
1296         struct host_cmd_ds_802_11_subsc_evt *subsc_evt = &cmd->params.subsc_evt;
1297         struct mwifiex_ie_types_rssi_threshold *rssi_tlv;
1298         u16 event_bitmap;
1299         u8 *pos;
1300
1301         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SUBSCRIBE_EVENT);
1302         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_subsc_evt) +
1303                                 S_DS_GEN);
1304
1305         subsc_evt->action = cpu_to_le16(subsc_evt_cfg->action);
1306         mwifiex_dbg(priv->adapter, CMD,
1307                     "cmd: action: %d\n", subsc_evt_cfg->action);
1308
1309         /*For query requests, no configuration TLV structures are to be added.*/
1310         if (subsc_evt_cfg->action == HostCmd_ACT_GEN_GET)
1311                 return 0;
1312
1313         subsc_evt->events = cpu_to_le16(subsc_evt_cfg->events);
1314
1315         event_bitmap = subsc_evt_cfg->events;
1316         mwifiex_dbg(priv->adapter, CMD, "cmd: event bitmap : %16x\n",
1317                     event_bitmap);
1318
1319         if (((subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) ||
1320              (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_SET)) &&
1321             (event_bitmap == 0)) {
1322                 mwifiex_dbg(priv->adapter, ERROR,
1323                             "Error: No event specified\t"
1324                             "for bitwise action type\n");
1325                 return -EINVAL;
1326         }
1327
1328         /*
1329          * Append TLV structures for each of the specified events for
1330          * subscribing or re-configuring. This is not required for
1331          * bitwise unsubscribing request.
1332          */
1333         if (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR)
1334                 return 0;
1335
1336         pos = ((u8 *)subsc_evt) +
1337                         sizeof(struct host_cmd_ds_802_11_subsc_evt);
1338
1339         if (event_bitmap & BITMASK_BCN_RSSI_LOW) {
1340                 rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
1341
1342                 rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_LOW);
1343                 rssi_tlv->header.len =
1344                     cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1345                                 sizeof(struct mwifiex_ie_types_header));
1346                 rssi_tlv->abs_value = subsc_evt_cfg->bcn_l_rssi_cfg.abs_value;
1347                 rssi_tlv->evt_freq = subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq;
1348
1349                 mwifiex_dbg(priv->adapter, EVENT,
1350                             "Cfg Beacon Low Rssi event,\t"
1351                             "RSSI:-%d dBm, Freq:%d\n",
1352                             subsc_evt_cfg->bcn_l_rssi_cfg.abs_value,
1353                             subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq);
1354
1355                 pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1356                 le16_unaligned_add_cpu(&cmd->size,
1357                                        sizeof(
1358                                        struct mwifiex_ie_types_rssi_threshold));
1359         }
1360
1361         if (event_bitmap & BITMASK_BCN_RSSI_HIGH) {
1362                 rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
1363
1364                 rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH);
1365                 rssi_tlv->header.len =
1366                     cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1367                                 sizeof(struct mwifiex_ie_types_header));
1368                 rssi_tlv->abs_value = subsc_evt_cfg->bcn_h_rssi_cfg.abs_value;
1369                 rssi_tlv->evt_freq = subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq;
1370
1371                 mwifiex_dbg(priv->adapter, EVENT,
1372                             "Cfg Beacon High Rssi event,\t"
1373                             "RSSI:-%d dBm, Freq:%d\n",
1374                             subsc_evt_cfg->bcn_h_rssi_cfg.abs_value,
1375                             subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq);
1376
1377                 pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1378                 le16_unaligned_add_cpu(&cmd->size,
1379                                        sizeof(
1380                                        struct mwifiex_ie_types_rssi_threshold));
1381         }
1382
1383         return 0;
1384 }
1385
1386 static int
1387 mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv,
1388                                   struct mwifiex_mef_entry *mef_entry,
1389                                   u8 **buffer)
1390 {
1391         struct mwifiex_mef_filter *filter = mef_entry->filter;
1392         int i, byte_len;
1393         u8 *stack_ptr = *buffer;
1394
1395         for (i = 0; i < MWIFIEX_MEF_MAX_FILTERS; i++) {
1396                 filter = &mef_entry->filter[i];
1397                 if (!filter->filt_type)
1398                         break;
1399                 put_unaligned_le32((u32)filter->repeat, stack_ptr);
1400                 stack_ptr += 4;
1401                 *stack_ptr = TYPE_DNUM;
1402                 stack_ptr += 1;
1403
1404                 byte_len = filter->byte_seq[MWIFIEX_MEF_MAX_BYTESEQ];
1405                 memcpy(stack_ptr, filter->byte_seq, byte_len);
1406                 stack_ptr += byte_len;
1407                 *stack_ptr = byte_len;
1408                 stack_ptr += 1;
1409                 *stack_ptr = TYPE_BYTESEQ;
1410                 stack_ptr += 1;
1411                 put_unaligned_le32((u32)filter->offset, stack_ptr);
1412                 stack_ptr += 4;
1413                 *stack_ptr = TYPE_DNUM;
1414                 stack_ptr += 1;
1415
1416                 *stack_ptr = filter->filt_type;
1417                 stack_ptr += 1;
1418
1419                 if (filter->filt_action) {
1420                         *stack_ptr = filter->filt_action;
1421                         stack_ptr += 1;
1422                 }
1423
1424                 if (stack_ptr - *buffer > STACK_NBYTES)
1425                         return -1;
1426         }
1427
1428         *buffer = stack_ptr;
1429         return 0;
1430 }
1431
1432 static int
1433 mwifiex_cmd_mef_cfg(struct mwifiex_private *priv,
1434                     struct host_cmd_ds_command *cmd,
1435                     struct mwifiex_ds_mef_cfg *mef)
1436 {
1437         struct host_cmd_ds_mef_cfg *mef_cfg = &cmd->params.mef_cfg;
1438         struct mwifiex_fw_mef_entry *mef_entry = NULL;
1439         u8 *pos = (u8 *)mef_cfg;
1440         u16 i;
1441
1442         cmd->command = cpu_to_le16(HostCmd_CMD_MEF_CFG);
1443
1444         mef_cfg->criteria = cpu_to_le32(mef->criteria);
1445         mef_cfg->num_entries = cpu_to_le16(mef->num_entries);
1446         pos += sizeof(*mef_cfg);
1447
1448         for (i = 0; i < mef->num_entries; i++) {
1449                 mef_entry = (struct mwifiex_fw_mef_entry *)pos;
1450                 mef_entry->mode = mef->mef_entry[i].mode;
1451                 mef_entry->action = mef->mef_entry[i].action;
1452                 pos += sizeof(*mef_cfg->mef_entry);
1453
1454                 if (mwifiex_cmd_append_rpn_expression(priv,
1455                                                       &mef->mef_entry[i], &pos))
1456                         return -1;
1457
1458                 mef_entry->exprsize =
1459                         cpu_to_le16(pos - mef_entry->expr);
1460         }
1461         cmd->size = cpu_to_le16((u16) (pos - (u8 *)mef_cfg) + S_DS_GEN);
1462
1463         return 0;
1464 }
1465
1466 /* This function parse cal data from ASCII to hex */
1467 static u32 mwifiex_parse_cal_cfg(u8 *src, size_t len, u8 *dst)
1468 {
1469         u8 *s = src, *d = dst;
1470
1471         while (s - src < len) {
1472                 if (*s && (isspace(*s) || *s == '\t')) {
1473                         s++;
1474                         continue;
1475                 }
1476                 if (isxdigit(*s)) {
1477                         *d++ = simple_strtol(s, NULL, 16);
1478                         s += 2;
1479                 } else {
1480                         s++;
1481                 }
1482         }
1483
1484         return d - dst;
1485 }
1486
1487 int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
1488                             struct device_node *node, const char *prefix)
1489 {
1490 #ifdef CONFIG_OF
1491         struct property *prop;
1492         size_t len = strlen(prefix);
1493         int ret;
1494
1495         /* look for all matching property names */
1496         for_each_property_of_node(node, prop) {
1497                 if (len > strlen(prop->name) ||
1498                     strncmp(prop->name, prefix, len))
1499                         continue;
1500
1501                 /* property header is 6 bytes, data must fit in cmd buffer */
1502                 if (prop->value && prop->length > 6 &&
1503                     prop->length <= MWIFIEX_SIZE_OF_CMD_BUFFER - S_DS_GEN) {
1504                         ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
1505                                                HostCmd_ACT_GEN_SET, 0,
1506                                                prop, true);
1507                         if (ret)
1508                                 return ret;
1509                 }
1510         }
1511 #endif
1512         return 0;
1513 }
1514
1515 /* This function prepares command of set_cfg_data. */
1516 static int mwifiex_cmd_cfg_data(struct mwifiex_private *priv,
1517                                 struct host_cmd_ds_command *cmd, void *data_buf)
1518 {
1519         struct mwifiex_adapter *adapter = priv->adapter;
1520         struct property *prop = data_buf;
1521         u32 len;
1522         u8 *data = (u8 *)cmd + S_DS_GEN;
1523         int ret;
1524
1525         if (prop) {
1526                 len = prop->length;
1527                 ret = of_property_read_u8_array(adapter->dt_node, prop->name,
1528                                                 data, len);
1529                 if (ret)
1530                         return ret;
1531                 mwifiex_dbg(adapter, INFO,
1532                             "download cfg_data from device tree: %s\n",
1533                             prop->name);
1534         } else if (adapter->cal_data->data && adapter->cal_data->size > 0) {
1535                 len = mwifiex_parse_cal_cfg((u8 *)adapter->cal_data->data,
1536                                             adapter->cal_data->size, data);
1537                 mwifiex_dbg(adapter, INFO,
1538                             "download cfg_data from config file\n");
1539         } else {
1540                 return -1;
1541         }
1542
1543         cmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA);
1544         cmd->size = cpu_to_le16(S_DS_GEN + len);
1545
1546         return 0;
1547 }
1548
1549 static int
1550 mwifiex_cmd_set_mc_policy(struct mwifiex_private *priv,
1551                           struct host_cmd_ds_command *cmd,
1552                           u16 cmd_action, void *data_buf)
1553 {
1554         struct host_cmd_ds_multi_chan_policy *mc_pol = &cmd->params.mc_policy;
1555         const u16 *drcs_info = data_buf;
1556
1557         mc_pol->action = cpu_to_le16(cmd_action);
1558         mc_pol->policy = cpu_to_le16(*drcs_info);
1559         cmd->command = cpu_to_le16(HostCmd_CMD_MC_POLICY);
1560         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_multi_chan_policy) +
1561                                 S_DS_GEN);
1562         return 0;
1563 }
1564
1565 static int mwifiex_cmd_robust_coex(struct mwifiex_private *priv,
1566                                    struct host_cmd_ds_command *cmd,
1567                                    u16 cmd_action, bool *is_timeshare)
1568 {
1569         struct host_cmd_ds_robust_coex *coex = &cmd->params.coex;
1570         struct mwifiex_ie_types_robust_coex *coex_tlv;
1571
1572         cmd->command = cpu_to_le16(HostCmd_CMD_ROBUST_COEX);
1573         cmd->size = cpu_to_le16(sizeof(*coex) + sizeof(*coex_tlv) + S_DS_GEN);
1574
1575         coex->action = cpu_to_le16(cmd_action);
1576         coex_tlv = (struct mwifiex_ie_types_robust_coex *)
1577                                 ((u8 *)coex + sizeof(*coex));
1578         coex_tlv->header.type = cpu_to_le16(TLV_TYPE_ROBUST_COEX);
1579         coex_tlv->header.len = cpu_to_le16(sizeof(coex_tlv->mode));
1580
1581         if (coex->action == HostCmd_ACT_GEN_GET)
1582                 return 0;
1583
1584         if (*is_timeshare)
1585                 coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_TIMESHARE);
1586         else
1587                 coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_SPATIAL);
1588
1589         return 0;
1590 }
1591
1592 static int mwifiex_cmd_gtk_rekey_offload(struct mwifiex_private *priv,
1593                                          struct host_cmd_ds_command *cmd,
1594                                          u16 cmd_action,
1595                                          struct cfg80211_gtk_rekey_data *data)
1596 {
1597         struct host_cmd_ds_gtk_rekey_params *rekey = &cmd->params.rekey;
1598         u64 rekey_ctr;
1599
1600         cmd->command = cpu_to_le16(HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG);
1601         cmd->size = cpu_to_le16(sizeof(*rekey) + S_DS_GEN);
1602
1603         rekey->action = cpu_to_le16(cmd_action);
1604         if (cmd_action == HostCmd_ACT_GEN_SET) {
1605                 memcpy(rekey->kek, data->kek, NL80211_KEK_LEN);
1606                 memcpy(rekey->kck, data->kck, NL80211_KCK_LEN);
1607                 rekey_ctr = be64_to_cpup((__be64 *)data->replay_ctr);
1608                 rekey->replay_ctr_low = cpu_to_le32((u32)rekey_ctr);
1609                 rekey->replay_ctr_high =
1610                         cpu_to_le32((u32)((u64)rekey_ctr >> 32));
1611         }
1612
1613         return 0;
1614 }
1615
1616 static int mwifiex_cmd_chan_region_cfg(struct mwifiex_private *priv,
1617                                        struct host_cmd_ds_command *cmd,
1618                                        u16 cmd_action)
1619 {
1620         struct host_cmd_ds_chan_region_cfg *reg = &cmd->params.reg_cfg;
1621
1622         cmd->command = cpu_to_le16(HostCmd_CMD_CHAN_REGION_CFG);
1623         cmd->size = cpu_to_le16(sizeof(*reg) + S_DS_GEN);
1624
1625         if (cmd_action == HostCmd_ACT_GEN_GET)
1626                 reg->action = cpu_to_le16(cmd_action);
1627
1628         return 0;
1629 }
1630
1631 static int
1632 mwifiex_cmd_coalesce_cfg(struct mwifiex_private *priv,
1633                          struct host_cmd_ds_command *cmd,
1634                          u16 cmd_action, void *data_buf)
1635 {
1636         struct host_cmd_ds_coalesce_cfg *coalesce_cfg =
1637                                                 &cmd->params.coalesce_cfg;
1638         struct mwifiex_ds_coalesce_cfg *cfg = data_buf;
1639         struct coalesce_filt_field_param *param;
1640         u16 cnt, idx, length;
1641         struct coalesce_receive_filt_rule *rule;
1642
1643         cmd->command = cpu_to_le16(HostCmd_CMD_COALESCE_CFG);
1644         cmd->size = cpu_to_le16(S_DS_GEN);
1645
1646         coalesce_cfg->action = cpu_to_le16(cmd_action);
1647         coalesce_cfg->num_of_rules = cpu_to_le16(cfg->num_of_rules);
1648         rule = coalesce_cfg->rule;
1649
1650         for (cnt = 0; cnt < cfg->num_of_rules; cnt++) {
1651                 rule->header.type = cpu_to_le16(TLV_TYPE_COALESCE_RULE);
1652                 rule->max_coalescing_delay =
1653                         cpu_to_le16(cfg->rule[cnt].max_coalescing_delay);
1654                 rule->pkt_type = cfg->rule[cnt].pkt_type;
1655                 rule->num_of_fields = cfg->rule[cnt].num_of_fields;
1656
1657                 length = 0;
1658
1659                 param = rule->params;
1660                 for (idx = 0; idx < cfg->rule[cnt].num_of_fields; idx++) {
1661                         param->operation = cfg->rule[cnt].params[idx].operation;
1662                         param->operand_len =
1663                                         cfg->rule[cnt].params[idx].operand_len;
1664                         param->offset =
1665                                 cpu_to_le16(cfg->rule[cnt].params[idx].offset);
1666                         memcpy(param->operand_byte_stream,
1667                                cfg->rule[cnt].params[idx].operand_byte_stream,
1668                                param->operand_len);
1669
1670                         length += sizeof(struct coalesce_filt_field_param);
1671
1672                         param++;
1673                 }
1674
1675                 /* Total rule length is sizeof max_coalescing_delay(u16),
1676                  * num_of_fields(u8), pkt_type(u8) and total length of the all
1677                  * params
1678                  */
1679                 rule->header.len = cpu_to_le16(length + sizeof(u16) +
1680                                                sizeof(u8) + sizeof(u8));
1681
1682                 /* Add the rule length to the command size*/
1683                 le16_unaligned_add_cpu(&cmd->size,
1684                                        le16_to_cpu(rule->header.len) +
1685                                        sizeof(struct mwifiex_ie_types_header));
1686
1687                 rule = (void *)((u8 *)rule->params + length);
1688         }
1689
1690         /* Add sizeof action, num_of_rules to total command length */
1691         le16_unaligned_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16));
1692
1693         return 0;
1694 }
1695
1696 static int
1697 mwifiex_cmd_tdls_config(struct mwifiex_private *priv,
1698                         struct host_cmd_ds_command *cmd,
1699                         u16 cmd_action, void *data_buf)
1700 {
1701         struct host_cmd_ds_tdls_config *tdls_config = &cmd->params.tdls_config;
1702         struct mwifiex_tdls_init_cs_params *config;
1703         struct mwifiex_tdls_config *init_config;
1704         u16 len;
1705
1706         cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_CONFIG);
1707         cmd->size = cpu_to_le16(S_DS_GEN);
1708         tdls_config->tdls_action = cpu_to_le16(cmd_action);
1709         le16_unaligned_add_cpu(&cmd->size, sizeof(tdls_config->tdls_action));
1710
1711         switch (cmd_action) {
1712         case ACT_TDLS_CS_ENABLE_CONFIG:
1713                 init_config = data_buf;
1714                 len = sizeof(*init_config);
1715                 memcpy(tdls_config->tdls_data, init_config, len);
1716                 break;
1717         case ACT_TDLS_CS_INIT:
1718                 config = data_buf;
1719                 len = sizeof(*config);
1720                 memcpy(tdls_config->tdls_data, config, len);
1721                 break;
1722         case ACT_TDLS_CS_STOP:
1723                 len = sizeof(struct mwifiex_tdls_stop_cs_params);
1724                 memcpy(tdls_config->tdls_data, data_buf, len);
1725                 break;
1726         case ACT_TDLS_CS_PARAMS:
1727                 len = sizeof(struct mwifiex_tdls_config_cs_params);
1728                 memcpy(tdls_config->tdls_data, data_buf, len);
1729                 break;
1730         default:
1731                 mwifiex_dbg(priv->adapter, ERROR,
1732                             "Unknown TDLS configuration\n");
1733                 return -ENOTSUPP;
1734         }
1735
1736         le16_unaligned_add_cpu(&cmd->size, len);
1737         return 0;
1738 }
1739
1740 static int
1741 mwifiex_cmd_tdls_oper(struct mwifiex_private *priv,
1742                       struct host_cmd_ds_command *cmd,
1743                       void *data_buf)
1744 {
1745         struct host_cmd_ds_tdls_oper *tdls_oper = &cmd->params.tdls_oper;
1746         struct mwifiex_ds_tdls_oper *oper = data_buf;
1747         struct host_cmd_tlv_rates *tlv_rates;
1748         struct mwifiex_ie_types_htcap *ht_capab;
1749         struct mwifiex_ie_types_qos_info *wmm_qos_info;
1750         struct mwifiex_ie_types_extcap *extcap;
1751         struct mwifiex_ie_types_vhtcap *vht_capab;
1752         struct mwifiex_ie_types_aid *aid;
1753         struct mwifiex_ie_types_tdls_idle_timeout *timeout;
1754         u8 *pos;
1755         u16 config_len = 0;
1756         struct station_parameters *params = priv->sta_params;
1757
1758         cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_OPER);
1759         cmd->size = cpu_to_le16(S_DS_GEN);
1760         le16_unaligned_add_cpu(&cmd->size,
1761                                sizeof(struct host_cmd_ds_tdls_oper));
1762
1763         tdls_oper->reason = 0;
1764         memcpy(tdls_oper->peer_mac, oper->peer_mac, ETH_ALEN);
1765
1766         pos = (u8 *)tdls_oper + sizeof(struct host_cmd_ds_tdls_oper);
1767
1768         switch (oper->tdls_action) {
1769         case MWIFIEX_TDLS_DISABLE_LINK:
1770                 tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_DELETE);
1771                 break;
1772         case MWIFIEX_TDLS_CREATE_LINK:
1773                 tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CREATE);
1774                 break;
1775         case MWIFIEX_TDLS_CONFIG_LINK:
1776                 tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CONFIG);
1777
1778                 if (!params) {
1779                         mwifiex_dbg(priv->adapter, ERROR,
1780                                     "TDLS config params not available for %pM\n",
1781                                     oper->peer_mac);
1782                         return -ENODATA;
1783                 }
1784
1785                 put_unaligned_le16(params->capability, pos);
1786                 config_len += sizeof(params->capability);
1787
1788                 wmm_qos_info = (void *)(pos + config_len);
1789                 wmm_qos_info->header.type = cpu_to_le16(WLAN_EID_QOS_CAPA);
1790                 wmm_qos_info->header.len =
1791                                 cpu_to_le16(sizeof(wmm_qos_info->qos_info));
1792                 wmm_qos_info->qos_info = 0;
1793                 config_len += sizeof(struct mwifiex_ie_types_qos_info);
1794
1795                 if (params->ht_capa) {
1796                         ht_capab = (struct mwifiex_ie_types_htcap *)(pos +
1797                                                                     config_len);
1798                         ht_capab->header.type =
1799                                             cpu_to_le16(WLAN_EID_HT_CAPABILITY);
1800                         ht_capab->header.len =
1801                                    cpu_to_le16(sizeof(struct ieee80211_ht_cap));
1802                         memcpy(&ht_capab->ht_cap, params->ht_capa,
1803                                sizeof(struct ieee80211_ht_cap));
1804                         config_len += sizeof(struct mwifiex_ie_types_htcap);
1805                 }
1806
1807                 if (params->supported_rates && params->supported_rates_len) {
1808                         tlv_rates = (struct host_cmd_tlv_rates *)(pos +
1809                                                                   config_len);
1810                         tlv_rates->header.type =
1811                                                cpu_to_le16(WLAN_EID_SUPP_RATES);
1812                         tlv_rates->header.len =
1813                                        cpu_to_le16(params->supported_rates_len);
1814                         memcpy(tlv_rates->rates, params->supported_rates,
1815                                params->supported_rates_len);
1816                         config_len += sizeof(struct host_cmd_tlv_rates) +
1817                                       params->supported_rates_len;
1818                 }
1819
1820                 if (params->ext_capab && params->ext_capab_len) {
1821                         extcap = (struct mwifiex_ie_types_extcap *)(pos +
1822                                                                     config_len);
1823                         extcap->header.type =
1824                                            cpu_to_le16(WLAN_EID_EXT_CAPABILITY);
1825                         extcap->header.len = cpu_to_le16(params->ext_capab_len);
1826                         memcpy(extcap->ext_capab, params->ext_capab,
1827                                params->ext_capab_len);
1828                         config_len += sizeof(struct mwifiex_ie_types_extcap) +
1829                                       params->ext_capab_len;
1830                 }
1831                 if (params->vht_capa) {
1832                         vht_capab = (struct mwifiex_ie_types_vhtcap *)(pos +
1833                                                                     config_len);
1834                         vht_capab->header.type =
1835                                            cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
1836                         vht_capab->header.len =
1837                                   cpu_to_le16(sizeof(struct ieee80211_vht_cap));
1838                         memcpy(&vht_capab->vht_cap, params->vht_capa,
1839                                sizeof(struct ieee80211_vht_cap));
1840                         config_len += sizeof(struct mwifiex_ie_types_vhtcap);
1841                 }
1842                 if (params->aid) {
1843                         aid = (struct mwifiex_ie_types_aid *)(pos + config_len);
1844                         aid->header.type = cpu_to_le16(WLAN_EID_AID);
1845                         aid->header.len = cpu_to_le16(sizeof(params->aid));
1846                         aid->aid = cpu_to_le16(params->aid);
1847                         config_len += sizeof(struct mwifiex_ie_types_aid);
1848                 }
1849
1850                 timeout = (void *)(pos + config_len);
1851                 timeout->header.type = cpu_to_le16(TLV_TYPE_TDLS_IDLE_TIMEOUT);
1852                 timeout->header.len = cpu_to_le16(sizeof(timeout->value));
1853                 timeout->value = cpu_to_le16(MWIFIEX_TDLS_IDLE_TIMEOUT_IN_SEC);
1854                 config_len += sizeof(struct mwifiex_ie_types_tdls_idle_timeout);
1855
1856                 break;
1857         default:
1858                 mwifiex_dbg(priv->adapter, ERROR, "Unknown TDLS operation\n");
1859                 return -ENOTSUPP;
1860         }
1861
1862         le16_unaligned_add_cpu(&cmd->size, config_len);
1863
1864         return 0;
1865 }
1866
1867 /* This function prepares command of sdio rx aggr info. */
1868 static int mwifiex_cmd_sdio_rx_aggr_cfg(struct host_cmd_ds_command *cmd,
1869                                         u16 cmd_action, void *data_buf)
1870 {
1871         struct host_cmd_sdio_sp_rx_aggr_cfg *cfg =
1872                                         &cmd->params.sdio_rx_aggr_cfg;
1873
1874         cmd->command = cpu_to_le16(HostCmd_CMD_SDIO_SP_RX_AGGR_CFG);
1875         cmd->size =
1876                 cpu_to_le16(sizeof(struct host_cmd_sdio_sp_rx_aggr_cfg) +
1877                             S_DS_GEN);
1878         cfg->action = cmd_action;
1879         if (cmd_action == HostCmd_ACT_GEN_SET)
1880                 cfg->enable = *(u8 *)data_buf;
1881
1882         return 0;
1883 }
1884
1885 /* This function prepares command to get HS wakeup reason.
1886  *
1887  * Preparation includes -
1888  *      - Setting command ID, action and proper size
1889  *      - Ensuring correct endian-ness
1890  */
1891 static int mwifiex_cmd_get_wakeup_reason(struct mwifiex_private *priv,
1892                                          struct host_cmd_ds_command *cmd)
1893 {
1894         cmd->command = cpu_to_le16(HostCmd_CMD_HS_WAKEUP_REASON);
1895         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_wakeup_reason) +
1896                                 S_DS_GEN);
1897
1898         return 0;
1899 }
1900
1901 static int mwifiex_cmd_get_chan_info(struct host_cmd_ds_command *cmd,
1902                                      u16 cmd_action)
1903 {
1904         struct host_cmd_ds_sta_configure *sta_cfg_cmd = &cmd->params.sta_cfg;
1905         struct host_cmd_tlv_channel_band *tlv_band_channel =
1906         (struct host_cmd_tlv_channel_band *)sta_cfg_cmd->tlv_buffer;
1907
1908         cmd->command = cpu_to_le16(HostCmd_CMD_STA_CONFIGURE);
1909         cmd->size = cpu_to_le16(sizeof(*sta_cfg_cmd) +
1910                                 sizeof(*tlv_band_channel) + S_DS_GEN);
1911         sta_cfg_cmd->action = cpu_to_le16(cmd_action);
1912         memset(tlv_band_channel, 0, sizeof(*tlv_band_channel));
1913         tlv_band_channel->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
1914         tlv_band_channel->header.len  = cpu_to_le16(sizeof(*tlv_band_channel) -
1915                                         sizeof(struct mwifiex_ie_types_header));
1916
1917         return 0;
1918 }
1919
1920 /* This function check if the command is supported by firmware */
1921 static int mwifiex_is_cmd_supported(struct mwifiex_private *priv, u16 cmd_no)
1922 {
1923         if (!ISSUPP_ADHOC_ENABLED(priv->adapter->fw_cap_info)) {
1924                 switch (cmd_no) {
1925                 case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
1926                 case HostCmd_CMD_802_11_AD_HOC_START:
1927                 case HostCmd_CMD_802_11_AD_HOC_JOIN:
1928                 case HostCmd_CMD_802_11_AD_HOC_STOP:
1929                         return -EOPNOTSUPP;
1930                 default:
1931                         break;
1932                 }
1933         }
1934
1935         return 0;
1936 }
1937
1938 /*
1939  * This function prepares the commands before sending them to the firmware.
1940  *
1941  * This is a generic function which calls specific command preparation
1942  * routines based upon the command number.
1943  */
1944 int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
1945                             u16 cmd_action, u32 cmd_oid,
1946                             void *data_buf, void *cmd_buf)
1947 {
1948         struct host_cmd_ds_command *cmd_ptr = cmd_buf;
1949         int ret = 0;
1950
1951         if (mwifiex_is_cmd_supported(priv, cmd_no)) {
1952                 mwifiex_dbg(priv->adapter, ERROR,
1953                             "0x%x command not supported by firmware\n",
1954                             cmd_no);
1955                 return -EOPNOTSUPP;
1956         }
1957
1958         /* Prepare command */
1959         switch (cmd_no) {
1960         case HostCmd_CMD_GET_HW_SPEC:
1961                 ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);
1962                 break;
1963         case HostCmd_CMD_CFG_DATA:
1964                 ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, data_buf);
1965                 break;
1966         case HostCmd_CMD_MAC_CONTROL:
1967                 ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,
1968                                               data_buf);
1969                 break;
1970         case HostCmd_CMD_802_11_MAC_ADDRESS:
1971                 ret = mwifiex_cmd_802_11_mac_address(priv, cmd_ptr,
1972                                                      cmd_action);
1973                 break;
1974         case HostCmd_CMD_MAC_MULTICAST_ADR:
1975                 ret = mwifiex_cmd_mac_multicast_adr(cmd_ptr, cmd_action,
1976                                                     data_buf);
1977                 break;
1978         case HostCmd_CMD_TX_RATE_CFG:
1979                 ret = mwifiex_cmd_tx_rate_cfg(priv, cmd_ptr, cmd_action,
1980                                               data_buf);
1981                 break;
1982         case HostCmd_CMD_TXPWR_CFG:
1983                 ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action,
1984                                                data_buf);
1985                 break;
1986         case HostCmd_CMD_RF_TX_PWR:
1987                 ret = mwifiex_cmd_rf_tx_power(priv, cmd_ptr, cmd_action,
1988                                               data_buf);
1989                 break;
1990         case HostCmd_CMD_RF_ANTENNA:
1991                 ret = mwifiex_cmd_rf_antenna(priv, cmd_ptr, cmd_action,
1992                                              data_buf);
1993                 break;
1994         case HostCmd_CMD_802_11_PS_MODE_ENH:
1995                 ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action,
1996                                                  (uint16_t)cmd_oid, data_buf);
1997                 break;
1998         case HostCmd_CMD_802_11_HS_CFG_ENH:
1999                 ret = mwifiex_cmd_802_11_hs_cfg(priv, cmd_ptr, cmd_action,
2000                                 (struct mwifiex_hs_config_param *) data_buf);
2001                 break;
2002         case HostCmd_CMD_802_11_SCAN:
2003                 ret = mwifiex_cmd_802_11_scan(cmd_ptr, data_buf);
2004                 break;
2005         case HostCmd_CMD_802_11_BG_SCAN_CONFIG:
2006                 ret = mwifiex_cmd_802_11_bg_scan_config(priv, cmd_ptr,
2007                                                         data_buf);
2008                 break;
2009         case HostCmd_CMD_802_11_BG_SCAN_QUERY:
2010                 ret = mwifiex_cmd_802_11_bg_scan_query(cmd_ptr);
2011                 break;
2012         case HostCmd_CMD_802_11_ASSOCIATE:
2013                 ret = mwifiex_cmd_802_11_associate(priv, cmd_ptr, data_buf);
2014                 break;
2015         case HostCmd_CMD_802_11_DEAUTHENTICATE:
2016                 ret = mwifiex_cmd_802_11_deauthenticate(priv, cmd_ptr,
2017                                                         data_buf);
2018                 break;
2019         case HostCmd_CMD_802_11_AD_HOC_START:
2020                 ret = mwifiex_cmd_802_11_ad_hoc_start(priv, cmd_ptr,
2021                                                       data_buf);
2022                 break;
2023         case HostCmd_CMD_802_11_GET_LOG:
2024                 ret = mwifiex_cmd_802_11_get_log(cmd_ptr);
2025                 break;
2026         case HostCmd_CMD_802_11_AD_HOC_JOIN:
2027                 ret = mwifiex_cmd_802_11_ad_hoc_join(priv, cmd_ptr,
2028                                                      data_buf);
2029                 break;
2030         case HostCmd_CMD_802_11_AD_HOC_STOP:
2031                 ret = mwifiex_cmd_802_11_ad_hoc_stop(cmd_ptr);
2032                 break;
2033         case HostCmd_CMD_RSSI_INFO:
2034                 ret = mwifiex_cmd_802_11_rssi_info(priv, cmd_ptr, cmd_action);
2035                 break;
2036         case HostCmd_CMD_802_11_SNMP_MIB:
2037                 ret = mwifiex_cmd_802_11_snmp_mib(priv, cmd_ptr, cmd_action,
2038                                                   cmd_oid, data_buf);
2039                 break;
2040         case HostCmd_CMD_802_11_TX_RATE_QUERY:
2041                 cmd_ptr->command =
2042                         cpu_to_le16(HostCmd_CMD_802_11_TX_RATE_QUERY);
2043                 cmd_ptr->size =
2044                         cpu_to_le16(sizeof(struct host_cmd_ds_tx_rate_query) +
2045                                     S_DS_GEN);
2046                 priv->tx_rate = 0;
2047                 ret = 0;
2048                 break;
2049         case HostCmd_CMD_VERSION_EXT:
2050                 cmd_ptr->command = cpu_to_le16(cmd_no);
2051                 cmd_ptr->params.verext.version_str_sel =
2052                         (u8)(get_unaligned((u32 *)data_buf));
2053                 memcpy(&cmd_ptr->params, data_buf,
2054                        sizeof(struct host_cmd_ds_version_ext));
2055                 cmd_ptr->size =
2056                         cpu_to_le16(sizeof(struct host_cmd_ds_version_ext) +
2057                                     S_DS_GEN);
2058                 ret = 0;
2059                 break;
2060         case HostCmd_CMD_MGMT_FRAME_REG:
2061                 cmd_ptr->command = cpu_to_le16(cmd_no);
2062                 cmd_ptr->params.reg_mask.action = cpu_to_le16(cmd_action);
2063                 cmd_ptr->params.reg_mask.mask = cpu_to_le32(
2064                                                 get_unaligned((u32 *)data_buf));
2065                 cmd_ptr->size =
2066                         cpu_to_le16(sizeof(struct host_cmd_ds_mgmt_frame_reg) +
2067                                     S_DS_GEN);
2068                 ret = 0;
2069                 break;
2070         case HostCmd_CMD_REMAIN_ON_CHAN:
2071                 cmd_ptr->command = cpu_to_le16(cmd_no);
2072                 memcpy(&cmd_ptr->params, data_buf,
2073                        sizeof(struct host_cmd_ds_remain_on_chan));
2074                 cmd_ptr->size =
2075                       cpu_to_le16(sizeof(struct host_cmd_ds_remain_on_chan) +
2076                                   S_DS_GEN);
2077                 break;
2078         case HostCmd_CMD_11AC_CFG:
2079                 ret = mwifiex_cmd_11ac_cfg(priv, cmd_ptr, cmd_action, data_buf);
2080                 break;
2081         case HostCmd_CMD_PACKET_AGGR_CTRL:
2082                 cmd_ptr->command = cpu_to_le16(cmd_no);
2083                 cmd_ptr->params.pkt_aggr_ctrl.action = cpu_to_le16(cmd_action);
2084                 cmd_ptr->params.pkt_aggr_ctrl.enable =
2085                                                 cpu_to_le16(*(u16 *)data_buf);
2086                 cmd_ptr->size =
2087                         cpu_to_le16(sizeof(struct host_cmd_ds_pkt_aggr_ctrl) +
2088                                     S_DS_GEN);
2089                 break;
2090         case HostCmd_CMD_P2P_MODE_CFG:
2091                 cmd_ptr->command = cpu_to_le16(cmd_no);
2092                 cmd_ptr->params.mode_cfg.action = cpu_to_le16(cmd_action);
2093                 cmd_ptr->params.mode_cfg.mode = cpu_to_le16(
2094                                                 get_unaligned((u16 *)data_buf));
2095                 cmd_ptr->size =
2096                         cpu_to_le16(sizeof(struct host_cmd_ds_p2p_mode_cfg) +
2097                                     S_DS_GEN);
2098                 break;
2099         case HostCmd_CMD_FUNC_INIT:
2100                 if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)
2101                         priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;
2102                 cmd_ptr->command = cpu_to_le16(cmd_no);
2103                 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2104                 break;
2105         case HostCmd_CMD_FUNC_SHUTDOWN:
2106                 priv->adapter->hw_status = MWIFIEX_HW_STATUS_RESET;
2107                 cmd_ptr->command = cpu_to_le16(cmd_no);
2108                 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2109                 break;
2110         case HostCmd_CMD_11N_ADDBA_REQ:
2111                 ret = mwifiex_cmd_11n_addba_req(cmd_ptr, data_buf);
2112                 break;
2113         case HostCmd_CMD_11N_DELBA:
2114                 ret = mwifiex_cmd_11n_delba(cmd_ptr, data_buf);
2115                 break;
2116         case HostCmd_CMD_11N_ADDBA_RSP:
2117                 ret = mwifiex_cmd_11n_addba_rsp_gen(priv, cmd_ptr, data_buf);
2118                 break;
2119         case HostCmd_CMD_802_11_KEY_MATERIAL:
2120                 ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr,
2121                                                       cmd_action, cmd_oid,
2122                                                       data_buf);
2123                 break;
2124         case HostCmd_CMD_802_11D_DOMAIN_INFO:
2125                 ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr,
2126                                                       cmd_action);
2127                 break;
2128         case HostCmd_CMD_RECONFIGURE_TX_BUFF:
2129                 ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action,
2130                                                data_buf);
2131                 break;
2132         case HostCmd_CMD_AMSDU_AGGR_CTRL:
2133                 ret = mwifiex_cmd_amsdu_aggr_ctrl(cmd_ptr, cmd_action,
2134                                                   data_buf);
2135                 break;
2136         case HostCmd_CMD_11N_CFG:
2137                 ret = mwifiex_cmd_11n_cfg(priv, cmd_ptr, cmd_action, data_buf);
2138                 break;
2139         case HostCmd_CMD_WMM_GET_STATUS:
2140                 mwifiex_dbg(priv->adapter, CMD,
2141                             "cmd: WMM: WMM_GET_STATUS cmd sent\n");
2142                 cmd_ptr->command = cpu_to_le16(HostCmd_CMD_WMM_GET_STATUS);
2143                 cmd_ptr->size =
2144                         cpu_to_le16(sizeof(struct host_cmd_ds_wmm_get_status) +
2145                                     S_DS_GEN);
2146                 ret = 0;
2147                 break;
2148         case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
2149                 ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action,
2150                                                          data_buf);
2151                 break;
2152         case HostCmd_CMD_802_11_SCAN_EXT:
2153                 ret = mwifiex_cmd_802_11_scan_ext(priv, cmd_ptr, data_buf);
2154                 break;
2155         case HostCmd_CMD_MEM_ACCESS:
2156                 ret = mwifiex_cmd_mem_access(cmd_ptr, cmd_action, data_buf);
2157                 break;
2158         case HostCmd_CMD_MAC_REG_ACCESS:
2159         case HostCmd_CMD_BBP_REG_ACCESS:
2160         case HostCmd_CMD_RF_REG_ACCESS:
2161         case HostCmd_CMD_PMIC_REG_ACCESS:
2162         case HostCmd_CMD_CAU_REG_ACCESS:
2163         case HostCmd_CMD_802_11_EEPROM_ACCESS:
2164                 ret = mwifiex_cmd_reg_access(cmd_ptr, cmd_action, data_buf);
2165                 break;
2166         case HostCmd_CMD_SET_BSS_MODE:
2167                 cmd_ptr->command = cpu_to_le16(cmd_no);
2168                 if (priv->bss_mode == NL80211_IFTYPE_ADHOC)
2169                         cmd_ptr->params.bss_mode.con_type =
2170                                 CONNECTION_TYPE_ADHOC;
2171                 else if (priv->bss_mode == NL80211_IFTYPE_STATION ||
2172                          priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT)
2173                         cmd_ptr->params.bss_mode.con_type =
2174                                 CONNECTION_TYPE_INFRA;
2175                 else if (priv->bss_mode == NL80211_IFTYPE_AP ||
2176                          priv->bss_mode == NL80211_IFTYPE_P2P_GO)
2177                         cmd_ptr->params.bss_mode.con_type = CONNECTION_TYPE_AP;
2178                 cmd_ptr->size = cpu_to_le16(sizeof(struct
2179                                 host_cmd_ds_set_bss_mode) + S_DS_GEN);
2180                 ret = 0;
2181                 break;
2182         case HostCmd_CMD_PCIE_DESC_DETAILS:
2183                 ret = mwifiex_cmd_pcie_host_spec(priv, cmd_ptr, cmd_action);
2184                 break;
2185         case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
2186                 ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf);
2187                 break;
2188         case HostCmd_CMD_MEF_CFG:
2189                 ret = mwifiex_cmd_mef_cfg(priv, cmd_ptr, data_buf);
2190                 break;
2191         case HostCmd_CMD_COALESCE_CFG:
2192                 ret = mwifiex_cmd_coalesce_cfg(priv, cmd_ptr, cmd_action,
2193                                                data_buf);
2194                 break;
2195         case HostCmd_CMD_TDLS_OPER:
2196                 ret = mwifiex_cmd_tdls_oper(priv, cmd_ptr, data_buf);
2197                 break;
2198         case HostCmd_CMD_TDLS_CONFIG:
2199                 ret = mwifiex_cmd_tdls_config(priv, cmd_ptr, cmd_action,
2200                                               data_buf);
2201                 break;
2202         case HostCmd_CMD_CHAN_REPORT_REQUEST:
2203                 ret = mwifiex_cmd_issue_chan_report_request(priv, cmd_ptr,
2204                                                             data_buf);
2205                 break;
2206         case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
2207                 ret = mwifiex_cmd_sdio_rx_aggr_cfg(cmd_ptr, cmd_action,
2208                                                    data_buf);
2209                 break;
2210         case HostCmd_CMD_HS_WAKEUP_REASON:
2211                 ret = mwifiex_cmd_get_wakeup_reason(priv, cmd_ptr);
2212                 break;
2213         case HostCmd_CMD_MC_POLICY:
2214                 ret = mwifiex_cmd_set_mc_policy(priv, cmd_ptr, cmd_action,
2215                                                 data_buf);
2216                 break;
2217         case HostCmd_CMD_ROBUST_COEX:
2218                 ret = mwifiex_cmd_robust_coex(priv, cmd_ptr, cmd_action,
2219                                               data_buf);
2220                 break;
2221         case HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG:
2222                 ret = mwifiex_cmd_gtk_rekey_offload(priv, cmd_ptr, cmd_action,
2223                                                     data_buf);
2224                 break;
2225         case HostCmd_CMD_CHAN_REGION_CFG:
2226                 ret = mwifiex_cmd_chan_region_cfg(priv, cmd_ptr, cmd_action);
2227                 break;
2228         case HostCmd_CMD_FW_DUMP_EVENT:
2229                 cmd_ptr->command = cpu_to_le16(cmd_no);
2230                 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2231                 break;
2232         case HostCmd_CMD_STA_CONFIGURE:
2233                 ret = mwifiex_cmd_get_chan_info(cmd_ptr, cmd_action);
2234                 break;
2235         default:
2236                 mwifiex_dbg(priv->adapter, ERROR,
2237                             "PREP_CMD: unknown cmd- %#x\n", cmd_no);
2238                 ret = -1;
2239                 break;
2240         }
2241         return ret;
2242 }
2243
2244 /*
2245  * This function issues commands to initialize firmware.
2246  *
2247  * This is called after firmware download to bring the card to
2248  * working state.
2249  * Function is also called during reinitialization of virtual
2250  * interfaces.
2251  *
2252  * The following commands are issued sequentially -
2253  *      - Set PCI-Express host buffer configuration (PCIE only)
2254  *      - Function init (for first interface only)
2255  *      - Read MAC address (for first interface only)
2256  *      - Reconfigure Tx buffer size (for first interface only)
2257  *      - Enable auto deep sleep (for first interface only)
2258  *      - Get Tx rate
2259  *      - Get Tx power
2260  *      - Set IBSS coalescing status
2261  *      - Set AMSDU aggregation control
2262  *      - Set 11d control
2263  *      - Set MAC control (this must be the last command to initialize firmware)
2264  */
2265 int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta, bool init)
2266 {
2267         struct mwifiex_adapter *adapter = priv->adapter;
2268         int ret;
2269         struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl;
2270         struct mwifiex_ds_auto_ds auto_ds;
2271         enum state_11d_t state_11d;
2272         struct mwifiex_ds_11n_tx_cfg tx_cfg;
2273         u8 sdio_sp_rx_aggr_enable;
2274         u16 packet_aggr_enable;
2275         int data;
2276
2277         if (first_sta) {
2278                 if (priv->adapter->iface_type == MWIFIEX_PCIE) {
2279                         ret = mwifiex_send_cmd(priv,
2280                                                HostCmd_CMD_PCIE_DESC_DETAILS,
2281                                                HostCmd_ACT_GEN_SET, 0, NULL,
2282                                                true);
2283                         if (ret)
2284                                 return -1;
2285                 }
2286
2287                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_FUNC_INIT,
2288                                        HostCmd_ACT_GEN_SET, 0, NULL, true);
2289                 if (ret)
2290                         return -1;
2291
2292                 /* Download calibration data to firmware.
2293                  * The cal-data can be read from device tree and/or
2294                  * a configuration file and downloaded to firmware.
2295                  */
2296                 if (adapter->dt_node) {
2297                         if (of_property_read_u32(adapter->dt_node,
2298                                                  "marvell,wakeup-pin",
2299                                                  &data) == 0) {
2300                                 pr_debug("Wakeup pin = 0x%x\n", data);
2301                                 adapter->hs_cfg.gpio = data;
2302                         }
2303
2304                         mwifiex_dnld_dt_cfgdata(priv, adapter->dt_node,
2305                                                 "marvell,caldata");
2306                 }
2307
2308                 if (adapter->cal_data)
2309                         mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
2310                                          HostCmd_ACT_GEN_SET, 0, NULL, true);
2311
2312                 /* Read MAC address from HW */
2313                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_GET_HW_SPEC,
2314                                        HostCmd_ACT_GEN_GET, 0, NULL, true);
2315                 if (ret)
2316                         return -1;
2317
2318                 /** Set SDIO Single Port RX Aggr Info */
2319                 if (priv->adapter->iface_type == MWIFIEX_SDIO &&
2320                     ISSUPP_SDIO_SPA_ENABLED(priv->adapter->fw_cap_info) &&
2321                     !priv->adapter->host_disable_sdio_rx_aggr) {
2322                         sdio_sp_rx_aggr_enable = true;
2323                         ret = mwifiex_send_cmd(priv,
2324                                                HostCmd_CMD_SDIO_SP_RX_AGGR_CFG,
2325                                                HostCmd_ACT_GEN_SET, 0,
2326                                                &sdio_sp_rx_aggr_enable,
2327                                                true);
2328                         if (ret) {
2329                                 mwifiex_dbg(priv->adapter, ERROR,
2330                                             "error while enabling SP aggregation..disable it");
2331                                 adapter->sdio_rx_aggr_enable = false;
2332                         }
2333                 }
2334
2335                 /* Reconfigure tx buf size */
2336                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF,
2337                                        HostCmd_ACT_GEN_SET, 0,
2338                                        &priv->adapter->tx_buf_size, true);
2339                 if (ret)
2340                         return -1;
2341
2342                 if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2343                         /* Enable IEEE PS by default */
2344                         priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
2345                         ret = mwifiex_send_cmd(priv,
2346                                                HostCmd_CMD_802_11_PS_MODE_ENH,
2347                                                EN_AUTO_PS, BITMAP_STA_PS, NULL,
2348                                                true);
2349                         if (ret)
2350                                 return -1;
2351                 }
2352
2353                 if (drcs) {
2354                         adapter->drcs_enabled = true;
2355                         if (ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))
2356                                 ret = mwifiex_send_cmd(priv,
2357                                                        HostCmd_CMD_MC_POLICY,
2358                                                        HostCmd_ACT_GEN_SET, 0,
2359                                                        &adapter->drcs_enabled,
2360                                                        true);
2361                         if (ret)
2362                                 return -1;
2363                 }
2364
2365                 mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REGION_CFG,
2366                                  HostCmd_ACT_GEN_GET, 0, NULL, true);
2367         }
2368
2369         /* get tx rate */
2370         ret = mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
2371                                HostCmd_ACT_GEN_GET, 0, NULL, true);
2372         if (ret)
2373                 return -1;
2374         priv->data_rate = 0;
2375
2376         /* get tx power */
2377         ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR,
2378                                HostCmd_ACT_GEN_GET, 0, NULL, true);
2379         if (ret)
2380                 return -1;
2381
2382         memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl));
2383         amsdu_aggr_ctrl.enable = true;
2384         /* Send request to firmware */
2385         ret = mwifiex_send_cmd(priv, HostCmd_CMD_AMSDU_AGGR_CTRL,
2386                                HostCmd_ACT_GEN_SET, 0,
2387                                &amsdu_aggr_ctrl, true);
2388         if (ret)
2389                 return -1;
2390         /* MAC Control must be the last command in init_fw */
2391         /* set MAC Control */
2392         ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,
2393                                HostCmd_ACT_GEN_SET, 0,
2394                                &priv->curr_pkt_filter, true);
2395         if (ret)
2396                 return -1;
2397
2398         if (!disable_auto_ds && first_sta &&
2399             priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2400                 /* Enable auto deep sleep */
2401                 auto_ds.auto_ds = DEEP_SLEEP_ON;
2402                 auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;
2403                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
2404                                        EN_AUTO_PS, BITMAP_AUTO_DS,
2405                                        &auto_ds, true);
2406                 if (ret)
2407                         return -1;
2408         }
2409
2410         if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2411                 /* Send cmd to FW to enable/disable 11D function */
2412                 state_11d = ENABLE_11D;
2413                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
2414                                        HostCmd_ACT_GEN_SET, DOT11D_I,
2415                                        &state_11d, true);
2416                 if (ret)
2417                         mwifiex_dbg(priv->adapter, ERROR,
2418                                     "11D: failed to enable 11D\n");
2419         }
2420
2421         /* Pacekt aggregation handshake with firmware */
2422         if (aggr_ctrl) {
2423                 packet_aggr_enable = true;
2424                 mwifiex_send_cmd(priv, HostCmd_CMD_PACKET_AGGR_CTRL,
2425                                  HostCmd_ACT_GEN_SET, 0,
2426                                  &packet_aggr_enable, true);
2427         }
2428
2429         /* Send cmd to FW to configure 11n specific configuration
2430          * (Short GI, Channel BW, Green field support etc.) for transmit
2431          */
2432         tx_cfg.tx_htcap = MWIFIEX_FW_DEF_HTTXCFG;
2433         ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_CFG,
2434                                HostCmd_ACT_GEN_SET, 0, &tx_cfg, true);
2435
2436         if (init) {
2437                 /* set last_init_cmd before sending the command */
2438                 priv->adapter->last_init_cmd = HostCmd_CMD_11N_CFG;
2439                 ret = -EINPROGRESS;
2440         }
2441
2442         return ret;
2443 }