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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * NXP Wireless LAN device driver: station command handling4 *5 * Copyright 2011-2020 NXP6 */7 8#include "decl.h"9#include "ioctl.h"10#include "util.h"11#include "fw.h"12#include "main.h"13#include "wmm.h"14#include "11n.h"15#include "11ac.h"16 17static bool drcs;18module_param(drcs, bool, 0644);19MODULE_PARM_DESC(drcs, "multi-channel operation:1, single-channel operation:0");20 21static bool disable_auto_ds;22module_param(disable_auto_ds, bool, 0);23MODULE_PARM_DESC(disable_auto_ds,24		 "deepsleep enabled=0(default), deepsleep disabled=1");25/*26 * This function prepares command to set/get RSSI information.27 *28 * Preparation includes -29 *      - Setting command ID, action and proper size30 *      - Setting data/beacon average factors31 *      - Resetting SNR/NF/RSSI values in private structure32 *      - Ensuring correct endian-ness33 */34static int35mwifiex_cmd_802_11_rssi_info(struct mwifiex_private *priv,36			     struct host_cmd_ds_command *cmd, u16 cmd_action)37{38	cmd->command = cpu_to_le16(HostCmd_CMD_RSSI_INFO);39	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rssi_info) +40				S_DS_GEN);41	cmd->params.rssi_info.action = cpu_to_le16(cmd_action);42	cmd->params.rssi_info.ndata = cpu_to_le16(priv->data_avg_factor);43	cmd->params.rssi_info.nbcn = cpu_to_le16(priv->bcn_avg_factor);44 45	/* Reset SNR/NF/RSSI values in private structure */46	priv->data_rssi_last = 0;47	priv->data_nf_last = 0;48	priv->data_rssi_avg = 0;49	priv->data_nf_avg = 0;50	priv->bcn_rssi_last = 0;51	priv->bcn_nf_last = 0;52	priv->bcn_rssi_avg = 0;53	priv->bcn_nf_avg = 0;54 55	return 0;56}57 58/*59 * This function prepares command to set MAC control.60 *61 * Preparation includes -62 *      - Setting command ID, action and proper size63 *      - Ensuring correct endian-ness64 */65static int mwifiex_cmd_mac_control(struct mwifiex_private *priv,66				   struct host_cmd_ds_command *cmd,67				   u16 cmd_action, u32 *action)68{69	struct host_cmd_ds_mac_control *mac_ctrl = &cmd->params.mac_ctrl;70 71	if (cmd_action != HostCmd_ACT_GEN_SET) {72		mwifiex_dbg(priv->adapter, ERROR,73			    "mac_control: only support set cmd\n");74		return -1;75	}76 77	cmd->command = cpu_to_le16(HostCmd_CMD_MAC_CONTROL);78	cmd->size =79		cpu_to_le16(sizeof(struct host_cmd_ds_mac_control) + S_DS_GEN);80	mac_ctrl->action = cpu_to_le32(*action);81 82	return 0;83}84 85/*86 * This function prepares command to set/get SNMP MIB.87 *88 * Preparation includes -89 *      - Setting command ID, action and proper size90 *      - Setting SNMP MIB OID number and value91 *        (as required)92 *      - Ensuring correct endian-ness93 *94 * The following SNMP MIB OIDs are supported -95 *      - FRAG_THRESH_I     : Fragmentation threshold96 *      - RTS_THRESH_I      : RTS threshold97 *      - SHORT_RETRY_LIM_I : Short retry limit98 *      - DOT11D_I          : 11d support99 */100static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv,101				       struct host_cmd_ds_command *cmd,102				       u16 cmd_action, u32 cmd_oid,103				       u16 *ul_temp)104{105	struct host_cmd_ds_802_11_snmp_mib *snmp_mib = &cmd->params.smib;106 107	mwifiex_dbg(priv->adapter, CMD,108		    "cmd: SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);109	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SNMP_MIB);110	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_snmp_mib)111				- 1 + S_DS_GEN);112 113	snmp_mib->oid = cpu_to_le16((u16)cmd_oid);114	if (cmd_action == HostCmd_ACT_GEN_GET) {115		snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET);116		snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE);117		le16_unaligned_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE);118	} else if (cmd_action == HostCmd_ACT_GEN_SET) {119		snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);120		snmp_mib->buf_size = cpu_to_le16(sizeof(u16));121		put_unaligned_le16(*ul_temp, snmp_mib->value);122		le16_unaligned_add_cpu(&cmd->size, sizeof(u16));123	}124 125	mwifiex_dbg(priv->adapter, CMD,126		    "cmd: SNMP_CMD: Action=0x%x, OID=0x%x,\t"127		    "OIDSize=0x%x, Value=0x%x\n",128		    cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size),129		    get_unaligned_le16(snmp_mib->value));130	return 0;131}132 133/*134 * This function prepares command to get log.135 *136 * Preparation includes -137 *      - Setting command ID and proper size138 *      - Ensuring correct endian-ness139 */140static int141mwifiex_cmd_802_11_get_log(struct host_cmd_ds_command *cmd)142{143	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_GET_LOG);144	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_get_log) +145				S_DS_GEN);146	return 0;147}148 149/*150 * This function prepares command to set/get Tx data rate configuration.151 *152 * Preparation includes -153 *      - Setting command ID, action and proper size154 *      - Setting configuration index, rate scope and rate drop pattern155 *        parameters (as required)156 *      - Ensuring correct endian-ness157 */158static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv,159				   struct host_cmd_ds_command *cmd,160				   u16 cmd_action, u16 *pbitmap_rates)161{162	struct host_cmd_ds_tx_rate_cfg *rate_cfg = &cmd->params.tx_rate_cfg;163	struct mwifiex_rate_scope *rate_scope;164	struct mwifiex_rate_drop_pattern *rate_drop;165	u32 i;166 167	cmd->command = cpu_to_le16(HostCmd_CMD_TX_RATE_CFG);168 169	rate_cfg->action = cpu_to_le16(cmd_action);170	rate_cfg->cfg_index = 0;171 172	rate_scope = (struct mwifiex_rate_scope *) ((u8 *) rate_cfg +173		      sizeof(struct host_cmd_ds_tx_rate_cfg));174	rate_scope->type = cpu_to_le16(TLV_TYPE_RATE_SCOPE);175	rate_scope->length = cpu_to_le16176		(sizeof(*rate_scope) - sizeof(struct mwifiex_ie_types_header));177	if (pbitmap_rates != NULL) {178		rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(pbitmap_rates[0]);179		rate_scope->ofdm_rate_bitmap = cpu_to_le16(pbitmap_rates[1]);180		for (i = 0; i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap); i++)181			rate_scope->ht_mcs_rate_bitmap[i] =182				cpu_to_le16(pbitmap_rates[2 + i]);183		if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {184			for (i = 0;185			     i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);186			     i++)187				rate_scope->vht_mcs_rate_bitmap[i] =188					cpu_to_le16(pbitmap_rates[10 + i]);189		}190	} else {191		rate_scope->hr_dsss_rate_bitmap =192			cpu_to_le16(priv->bitmap_rates[0]);193		rate_scope->ofdm_rate_bitmap =194			cpu_to_le16(priv->bitmap_rates[1]);195		for (i = 0; i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap); i++)196			rate_scope->ht_mcs_rate_bitmap[i] =197				cpu_to_le16(priv->bitmap_rates[2 + i]);198		if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {199			for (i = 0;200			     i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);201			     i++)202				rate_scope->vht_mcs_rate_bitmap[i] =203					cpu_to_le16(priv->bitmap_rates[10 + i]);204		}205	}206 207	rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope +208					     sizeof(struct mwifiex_rate_scope));209	rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL);210	rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode));211	rate_drop->rate_drop_mode = 0;212 213	cmd->size =214		cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_tx_rate_cfg) +215			    sizeof(struct mwifiex_rate_scope) +216			    sizeof(struct mwifiex_rate_drop_pattern));217 218	return 0;219}220 221/*222 * This function prepares command to set/get Tx power configuration.223 *224 * Preparation includes -225 *      - Setting command ID, action and proper size226 *      - Setting Tx power mode, power group TLV227 *        (as required)228 *      - Ensuring correct endian-ness229 */230static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd,231				    u16 cmd_action,232				    struct host_cmd_ds_txpwr_cfg *txp)233{234	struct mwifiex_types_power_group *pg_tlv;235	struct host_cmd_ds_txpwr_cfg *cmd_txp_cfg = &cmd->params.txp_cfg;236 237	cmd->command = cpu_to_le16(HostCmd_CMD_TXPWR_CFG);238	cmd->size =239		cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_txpwr_cfg));240	switch (cmd_action) {241	case HostCmd_ACT_GEN_SET:242		if (txp->mode) {243			pg_tlv = (struct mwifiex_types_power_group244				  *) ((unsigned long) txp +245				     sizeof(struct host_cmd_ds_txpwr_cfg));246			memmove(cmd_txp_cfg, txp,247				sizeof(struct host_cmd_ds_txpwr_cfg) +248				sizeof(struct mwifiex_types_power_group) +249				le16_to_cpu(pg_tlv->length));250 251			pg_tlv = (struct mwifiex_types_power_group *) ((u8 *)252				  cmd_txp_cfg +253				  sizeof(struct host_cmd_ds_txpwr_cfg));254			cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) +255				  sizeof(struct mwifiex_types_power_group) +256				  le16_to_cpu(pg_tlv->length));257		} else {258			memmove(cmd_txp_cfg, txp, sizeof(*txp));259		}260		cmd_txp_cfg->action = cpu_to_le16(cmd_action);261		break;262	case HostCmd_ACT_GEN_GET:263		cmd_txp_cfg->action = cpu_to_le16(cmd_action);264		break;265	}266 267	return 0;268}269 270/*271 * This function prepares command to get RF Tx power.272 */273static int mwifiex_cmd_rf_tx_power(struct mwifiex_private *priv,274				   struct host_cmd_ds_command *cmd,275				   u16 cmd_action, void *data_buf)276{277	struct host_cmd_ds_rf_tx_pwr *txp = &cmd->params.txp;278 279	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_tx_pwr)280				+ S_DS_GEN);281	cmd->command = cpu_to_le16(HostCmd_CMD_RF_TX_PWR);282	txp->action = cpu_to_le16(cmd_action);283 284	return 0;285}286 287/*288 * This function prepares command to set rf antenna.289 */290static int mwifiex_cmd_rf_antenna(struct mwifiex_private *priv,291				  struct host_cmd_ds_command *cmd,292				  u16 cmd_action,293				  struct mwifiex_ds_ant_cfg *ant_cfg)294{295	struct host_cmd_ds_rf_ant_mimo *ant_mimo = &cmd->params.ant_mimo;296	struct host_cmd_ds_rf_ant_siso *ant_siso = &cmd->params.ant_siso;297 298	cmd->command = cpu_to_le16(HostCmd_CMD_RF_ANTENNA);299 300	switch (cmd_action) {301	case HostCmd_ACT_GEN_SET:302		if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {303			cmd->size = cpu_to_le16(sizeof(struct304						host_cmd_ds_rf_ant_mimo)305						+ S_DS_GEN);306			ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_SET_TX);307			ant_mimo->tx_ant_mode = cpu_to_le16((u16)ant_cfg->308							    tx_ant);309			ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_SET_RX);310			ant_mimo->rx_ant_mode = cpu_to_le16((u16)ant_cfg->311							    rx_ant);312		} else {313			cmd->size = cpu_to_le16(sizeof(struct314						host_cmd_ds_rf_ant_siso) +315						S_DS_GEN);316			ant_siso->action = cpu_to_le16(HostCmd_ACT_SET_BOTH);317			ant_siso->ant_mode = cpu_to_le16((u16)ant_cfg->tx_ant);318		}319		break;320	case HostCmd_ACT_GEN_GET:321		if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {322			cmd->size = cpu_to_le16(sizeof(struct323						host_cmd_ds_rf_ant_mimo) +324						S_DS_GEN);325			ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_GET_TX);326			ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_GET_RX);327		} else {328			cmd->size = cpu_to_le16(sizeof(struct329						host_cmd_ds_rf_ant_siso) +330						S_DS_GEN);331			ant_siso->action = cpu_to_le16(HostCmd_ACT_GET_BOTH);332		}333		break;334	}335	return 0;336}337 338/*339 * This function prepares command to set Host Sleep configuration.340 *341 * Preparation includes -342 *      - Setting command ID and proper size343 *      - Setting Host Sleep action, conditions, ARP filters344 *        (as required)345 *      - Ensuring correct endian-ness346 */347static int348mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,349			  struct host_cmd_ds_command *cmd,350			  u16 cmd_action,351			  struct mwifiex_hs_config_param *hscfg_param)352{353	struct mwifiex_adapter *adapter = priv->adapter;354	struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg;355	u8 *tlv = (u8 *)hs_cfg + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);356	struct mwifiex_ps_param_in_hs *psparam_tlv = NULL;357	bool hs_activate = false;358	u16 size;359 360	if (!hscfg_param)361		/* New Activate command */362		hs_activate = true;363	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);364 365	if (!hs_activate &&366	    (hscfg_param->conditions != cpu_to_le32(HS_CFG_CANCEL)) &&367	    ((adapter->arp_filter_size > 0) &&368	     (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {369		mwifiex_dbg(adapter, CMD,370			    "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n",371			    adapter->arp_filter_size);372		memcpy(((u8 *) hs_cfg) +373		       sizeof(struct host_cmd_ds_802_11_hs_cfg_enh),374		       adapter->arp_filter, adapter->arp_filter_size);375		size = adapter->arp_filter_size +376			sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)377			+ S_DS_GEN;378		tlv = (u8 *)hs_cfg379			+ sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)380			+ adapter->arp_filter_size;381	} else {382		size = S_DS_GEN + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);383	}384	if (hs_activate) {385		hs_cfg->action = cpu_to_le16(HS_ACTIVATE);386		hs_cfg->params.hs_activate.resp_ctrl = cpu_to_le16(RESP_NEEDED);387 388		adapter->hs_activated_manually = true;389		mwifiex_dbg(priv->adapter, CMD,390			    "cmd: Activating host sleep manually\n");391	} else {392		hs_cfg->action = cpu_to_le16(HS_CONFIGURE);393		hs_cfg->params.hs_config.conditions = hscfg_param->conditions;394		hs_cfg->params.hs_config.gpio = hscfg_param->gpio;395		hs_cfg->params.hs_config.gap = hscfg_param->gap;396 397		size += sizeof(struct mwifiex_ps_param_in_hs);398		psparam_tlv = (struct mwifiex_ps_param_in_hs *)tlv;399		psparam_tlv->header.type =400			cpu_to_le16(TLV_TYPE_PS_PARAMS_IN_HS);401		psparam_tlv->header.len =402			cpu_to_le16(sizeof(struct mwifiex_ps_param_in_hs)403				- sizeof(struct mwifiex_ie_types_header));404		psparam_tlv->hs_wake_int = cpu_to_le32(HS_DEF_WAKE_INTERVAL);405		psparam_tlv->hs_inact_timeout =406			cpu_to_le32(HS_DEF_INACTIVITY_TIMEOUT);407 408		mwifiex_dbg(adapter, CMD,409			    "cmd: HS_CFG_CMD: condition:0x%x gpio:0x%x gap:0x%x\n",410			    hs_cfg->params.hs_config.conditions,411			    hs_cfg->params.hs_config.gpio,412			    hs_cfg->params.hs_config.gap);413	}414	cmd->size = cpu_to_le16(size);415 416	return 0;417}418 419/*420 * This function prepares command to set/get MAC address.421 *422 * Preparation includes -423 *      - Setting command ID, action and proper size424 *      - Setting MAC address (for SET only)425 *      - Ensuring correct endian-ness426 */427static int mwifiex_cmd_802_11_mac_address(struct mwifiex_private *priv,428					  struct host_cmd_ds_command *cmd,429					  u16 cmd_action)430{431	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_MAC_ADDRESS);432	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_mac_address) +433				S_DS_GEN);434	cmd->result = 0;435 436	cmd->params.mac_addr.action = cpu_to_le16(cmd_action);437 438	if (cmd_action == HostCmd_ACT_GEN_SET)439		memcpy(cmd->params.mac_addr.mac_addr, priv->curr_addr,440		       ETH_ALEN);441	return 0;442}443 444/*445 * This function prepares command to set MAC multicast address.446 *447 * Preparation includes -448 *      - Setting command ID, action and proper size449 *      - Setting MAC multicast address450 *      - Ensuring correct endian-ness451 */452static int453mwifiex_cmd_mac_multicast_adr(struct host_cmd_ds_command *cmd,454			      u16 cmd_action,455			      struct mwifiex_multicast_list *mcast_list)456{457	struct host_cmd_ds_mac_multicast_adr *mcast_addr = &cmd->params.mc_addr;458 459	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mac_multicast_adr) +460				S_DS_GEN);461	cmd->command = cpu_to_le16(HostCmd_CMD_MAC_MULTICAST_ADR);462 463	mcast_addr->action = cpu_to_le16(cmd_action);464	mcast_addr->num_of_adrs =465		cpu_to_le16((u16) mcast_list->num_multicast_addr);466	memcpy(mcast_addr->mac_list, mcast_list->mac_list,467	       mcast_list->num_multicast_addr * ETH_ALEN);468 469	return 0;470}471 472/*473 * This function prepares command to deauthenticate.474 *475 * Preparation includes -476 *      - Setting command ID and proper size477 *      - Setting AP MAC address and reason code478 *      - Ensuring correct endian-ness479 */480static int mwifiex_cmd_802_11_deauthenticate(struct mwifiex_private *priv,481					     struct host_cmd_ds_command *cmd,482					     u8 *mac)483{484	struct host_cmd_ds_802_11_deauthenticate *deauth = &cmd->params.deauth;485 486	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_DEAUTHENTICATE);487	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_deauthenticate)488				+ S_DS_GEN);489 490	/* Set AP MAC address */491	memcpy(deauth->mac_addr, mac, ETH_ALEN);492 493	mwifiex_dbg(priv->adapter, CMD, "cmd: Deauth: %pM\n", deauth->mac_addr);494 495	deauth->reason_code = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);496 497	return 0;498}499 500/*501 * This function prepares command to stop Ad-Hoc network.502 *503 * Preparation includes -504 *      - Setting command ID and proper size505 *      - Ensuring correct endian-ness506 */507static int mwifiex_cmd_802_11_ad_hoc_stop(struct host_cmd_ds_command *cmd)508{509	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_STOP);510	cmd->size = cpu_to_le16(S_DS_GEN);511	return 0;512}513 514/*515 * This function sets WEP key(s) to key parameter TLV(s).516 *517 * Multi-key parameter TLVs are supported, so we can send multiple518 * WEP keys in a single buffer.519 */520static int521mwifiex_set_keyparamset_wep(struct mwifiex_private *priv,522			    struct mwifiex_ie_type_key_param_set *key_param_set,523			    u16 *key_param_len)524{525	int cur_key_param_len;526	u8 i;527 528	/* Multi-key_param_set TLV is supported */529	for (i = 0; i < NUM_WEP_KEYS; i++) {530		if ((priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP40) ||531		    (priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP104)) {532			key_param_set->type =533				cpu_to_le16(TLV_TYPE_KEY_MATERIAL);534/* Key_param_set WEP fixed length */535#define KEYPARAMSET_WEP_FIXED_LEN 8536			key_param_set->length = cpu_to_le16((u16)537					(priv->wep_key[i].538					 key_length +539					 KEYPARAMSET_WEP_FIXED_LEN));540			key_param_set->key_type_id =541				cpu_to_le16(KEY_TYPE_ID_WEP);542			key_param_set->key_info =543				cpu_to_le16(KEY_ENABLED | KEY_UNICAST |544					    KEY_MCAST);545			key_param_set->key_len =546				cpu_to_le16(priv->wep_key[i].key_length);547			/* Set WEP key index */548			key_param_set->key[0] = i;549			/* Set default Tx key flag */550			if (i ==551			    (priv->552			     wep_key_curr_index & HostCmd_WEP_KEY_INDEX_MASK))553				key_param_set->key[1] = 1;554			else555				key_param_set->key[1] = 0;556			memmove(&key_param_set->key[2],557				priv->wep_key[i].key_material,558				priv->wep_key[i].key_length);559 560			cur_key_param_len = priv->wep_key[i].key_length +561				KEYPARAMSET_WEP_FIXED_LEN +562				sizeof(struct mwifiex_ie_types_header);563			*key_param_len += (u16) cur_key_param_len;564			key_param_set =565				(struct mwifiex_ie_type_key_param_set *)566						((u8 *)key_param_set +567						 cur_key_param_len);568		} else if (!priv->wep_key[i].key_length) {569			continue;570		} else {571			mwifiex_dbg(priv->adapter, ERROR,572				    "key%d Length = %d is incorrect\n",573				    (i + 1), priv->wep_key[i].key_length);574			return -1;575		}576	}577 578	return 0;579}580 581/* This function populates key material v2 command582 * to set network key for AES & CMAC AES.583 */584static int mwifiex_set_aes_key_v2(struct mwifiex_private *priv,585				  struct host_cmd_ds_command *cmd,586				  struct mwifiex_ds_encrypt_key *enc_key,587				  struct host_cmd_ds_802_11_key_material_v2 *km)588{589	struct mwifiex_adapter *adapter = priv->adapter;590	u16 size, len = KEY_PARAMS_FIXED_LEN;591 592	if (enc_key->is_igtk_key) {593		mwifiex_dbg(adapter, INFO,594			    "%s: Set CMAC AES Key\n", __func__);595		if (enc_key->is_rx_seq_valid)596			memcpy(km->key_param_set.key_params.cmac_aes.ipn,597			       enc_key->pn, enc_key->pn_len);598		km->key_param_set.key_info &= cpu_to_le16(~KEY_MCAST);599		km->key_param_set.key_info |= cpu_to_le16(KEY_IGTK);600		km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC;601		km->key_param_set.key_params.cmac_aes.key_len =602					  cpu_to_le16(enc_key->key_len);603		memcpy(km->key_param_set.key_params.cmac_aes.key,604		       enc_key->key_material, enc_key->key_len);605		len += sizeof(struct mwifiex_cmac_aes_param);606	} else if (enc_key->is_igtk_def_key) {607		mwifiex_dbg(adapter, INFO,608			    "%s: Set CMAC default Key index\n", __func__);609		km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC_DEF;610		km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;611	} else {612		mwifiex_dbg(adapter, INFO,613			    "%s: Set AES Key\n", __func__);614		if (enc_key->is_rx_seq_valid)615			memcpy(km->key_param_set.key_params.aes.pn,616			       enc_key->pn, enc_key->pn_len);617		km->key_param_set.key_type = KEY_TYPE_ID_AES;618		km->key_param_set.key_params.aes.key_len =619					  cpu_to_le16(enc_key->key_len);620		memcpy(km->key_param_set.key_params.aes.key,621		       enc_key->key_material, enc_key->key_len);622		len += sizeof(struct mwifiex_aes_param);623	}624 625	km->key_param_set.len = cpu_to_le16(len);626	size = len + sizeof(struct mwifiex_ie_types_header) +627	       sizeof(km->action) + S_DS_GEN;628	cmd->size = cpu_to_le16(size);629 630	return 0;631}632 633/* This function prepares command to set/get/reset network key(s).634 * This function prepares key material command for V2 format.635 * Preparation includes -636 *      - Setting command ID, action and proper size637 *      - Setting WEP keys, WAPI keys or WPA keys along with required638 *        encryption (TKIP, AES) (as required)639 *      - Ensuring correct endian-ness640 */641static int642mwifiex_cmd_802_11_key_material_v2(struct mwifiex_private *priv,643				   struct host_cmd_ds_command *cmd,644				   u16 cmd_action, u32 cmd_oid,645				   struct mwifiex_ds_encrypt_key *enc_key)646{647	struct mwifiex_adapter *adapter = priv->adapter;648	u8 *mac = enc_key->mac_addr;649	u16 key_info, len = KEY_PARAMS_FIXED_LEN;650	struct host_cmd_ds_802_11_key_material_v2 *km =651						&cmd->params.key_material_v2;652 653	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);654	km->action = cpu_to_le16(cmd_action);655 656	if (cmd_action == HostCmd_ACT_GEN_GET) {657		mwifiex_dbg(adapter, INFO, "%s: Get key\n", __func__);658		km->key_param_set.key_idx =659					enc_key->key_index & KEY_INDEX_MASK;660		km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);661		km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);662		memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);663 664		if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)665			key_info = KEY_UNICAST;666		else667			key_info = KEY_MCAST;668 669		if (enc_key->is_igtk_key)670			key_info |= KEY_IGTK;671 672		km->key_param_set.key_info = cpu_to_le16(key_info);673 674		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +675					S_DS_GEN + KEY_PARAMS_FIXED_LEN +676					sizeof(km->action));677		return 0;678	}679 680	memset(&km->key_param_set, 0,681	       sizeof(struct mwifiex_ie_type_key_param_set_v2));682 683	if (enc_key->key_disable) {684		mwifiex_dbg(adapter, INFO, "%s: Remove key\n", __func__);685		km->action = cpu_to_le16(HostCmd_ACT_GEN_REMOVE);686		km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);687		km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);688		km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;689		key_info = KEY_MCAST | KEY_UNICAST;690		km->key_param_set.key_info = cpu_to_le16(key_info);691		memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);692		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +693					S_DS_GEN + KEY_PARAMS_FIXED_LEN +694					sizeof(km->action));695		return 0;696	}697 698	km->action = cpu_to_le16(HostCmd_ACT_GEN_SET);699	km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;700	km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);701	key_info = KEY_ENABLED;702	memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);703 704	if (enc_key->key_len <= WLAN_KEY_LEN_WEP104) {705		mwifiex_dbg(adapter, INFO, "%s: Set WEP Key\n", __func__);706		len += sizeof(struct mwifiex_wep_param);707		km->key_param_set.len = cpu_to_le16(len);708		km->key_param_set.key_type = KEY_TYPE_ID_WEP;709 710		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {711				key_info |= KEY_MCAST | KEY_UNICAST;712		} else {713			if (enc_key->is_current_wep_key) {714				key_info |= KEY_MCAST | KEY_UNICAST;715				if (km->key_param_set.key_idx ==716				    (priv->wep_key_curr_index & KEY_INDEX_MASK))717					key_info |= KEY_DEFAULT;718			} else {719				if (is_broadcast_ether_addr(mac))720					key_info |= KEY_MCAST;721				else722					key_info |= KEY_UNICAST | KEY_DEFAULT;723			}724		}725		km->key_param_set.key_info = cpu_to_le16(key_info);726 727		km->key_param_set.key_params.wep.key_len =728						  cpu_to_le16(enc_key->key_len);729		memcpy(km->key_param_set.key_params.wep.key,730		       enc_key->key_material, enc_key->key_len);731 732		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +733					len + sizeof(km->action) + S_DS_GEN);734		return 0;735	}736 737	if (is_broadcast_ether_addr(mac))738		key_info |= KEY_MCAST | KEY_RX_KEY;739	else740		key_info |= KEY_UNICAST | KEY_TX_KEY | KEY_RX_KEY;741 742	if (enc_key->is_wapi_key) {743		mwifiex_dbg(adapter, INFO, "%s: Set WAPI Key\n", __func__);744		km->key_param_set.key_type = KEY_TYPE_ID_WAPI;745		memcpy(km->key_param_set.key_params.wapi.pn, enc_key->pn,746		       PN_LEN);747		km->key_param_set.key_params.wapi.key_len =748						cpu_to_le16(enc_key->key_len);749		memcpy(km->key_param_set.key_params.wapi.key,750		       enc_key->key_material, enc_key->key_len);751		if (is_broadcast_ether_addr(mac))752			priv->sec_info.wapi_key_on = true;753 754		if (!priv->sec_info.wapi_key_on)755			key_info |= KEY_DEFAULT;756		km->key_param_set.key_info = cpu_to_le16(key_info);757 758		len += sizeof(struct mwifiex_wapi_param);759		km->key_param_set.len = cpu_to_le16(len);760		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +761					len + sizeof(km->action) + S_DS_GEN);762		return 0;763	}764 765	if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {766		key_info |= KEY_DEFAULT;767		/* Enable unicast bit for WPA-NONE/ADHOC_AES */768		if (!priv->sec_info.wpa2_enabled &&769		    !is_broadcast_ether_addr(mac))770			key_info |= KEY_UNICAST;771	} else {772		/* Enable default key for WPA/WPA2 */773		if (!priv->wpa_is_gtk_set)774			key_info |= KEY_DEFAULT;775	}776 777	km->key_param_set.key_info = cpu_to_le16(key_info);778 779	if (enc_key->key_len == WLAN_KEY_LEN_CCMP)780		return mwifiex_set_aes_key_v2(priv, cmd, enc_key, km);781 782	if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {783		mwifiex_dbg(adapter, INFO,784			    "%s: Set TKIP Key\n", __func__);785		if (enc_key->is_rx_seq_valid)786			memcpy(km->key_param_set.key_params.tkip.pn,787			       enc_key->pn, enc_key->pn_len);788		km->key_param_set.key_type = KEY_TYPE_ID_TKIP;789		km->key_param_set.key_params.tkip.key_len =790						cpu_to_le16(enc_key->key_len);791		memcpy(km->key_param_set.key_params.tkip.key,792		       enc_key->key_material, enc_key->key_len);793 794		len += sizeof(struct mwifiex_tkip_param);795		km->key_param_set.len = cpu_to_le16(len);796		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +797					len + sizeof(km->action) + S_DS_GEN);798	}799 800	return 0;801}802 803/*804 * This function prepares command to set/get/reset network key(s).805 * This function prepares key material command for V1 format.806 *807 * Preparation includes -808 *      - Setting command ID, action and proper size809 *      - Setting WEP keys, WAPI keys or WPA keys along with required810 *        encryption (TKIP, AES) (as required)811 *      - Ensuring correct endian-ness812 */813static int814mwifiex_cmd_802_11_key_material_v1(struct mwifiex_private *priv,815				   struct host_cmd_ds_command *cmd,816				   u16 cmd_action, u32 cmd_oid,817				   struct mwifiex_ds_encrypt_key *enc_key)818{819	struct host_cmd_ds_802_11_key_material *key_material =820		&cmd->params.key_material;821	struct host_cmd_tlv_mac_addr *tlv_mac;822	u16 key_param_len = 0, cmd_size;823	int ret = 0;824 825	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);826	key_material->action = cpu_to_le16(cmd_action);827 828	if (cmd_action == HostCmd_ACT_GEN_GET) {829		cmd->size =830			cpu_to_le16(sizeof(key_material->action) + S_DS_GEN);831		return ret;832	}833 834	if (!enc_key) {835		struct host_cmd_ds_802_11_key_material_wep *key_material_wep =836			(struct host_cmd_ds_802_11_key_material_wep *)key_material;837		memset(key_material_wep->key_param_set, 0,838		       sizeof(key_material_wep->key_param_set));839		ret = mwifiex_set_keyparamset_wep(priv,840						  &key_material_wep->key_param_set[0],841						  &key_param_len);842		cmd->size = cpu_to_le16(key_param_len +843				    sizeof(key_material_wep->action) + S_DS_GEN);844		return ret;845	} else846		memset(&key_material->key_param_set, 0,847		       sizeof(struct mwifiex_ie_type_key_param_set));848	if (enc_key->is_wapi_key) {849		struct mwifiex_ie_type_key_param_set *set;850 851		mwifiex_dbg(priv->adapter, INFO, "info: Set WAPI Key\n");852		set = &key_material->key_param_set;853		set->key_type_id = cpu_to_le16(KEY_TYPE_ID_WAPI);854		if (cmd_oid == KEY_INFO_ENABLED)855			set->key_info = cpu_to_le16(KEY_ENABLED);856		else857			set->key_info = cpu_to_le16(!KEY_ENABLED);858 859		set->key[0] = enc_key->key_index;860		if (!priv->sec_info.wapi_key_on)861			set->key[1] = 1;862		else863			/* set 0 when re-key */864			set->key[1] = 0;865 866		if (!is_broadcast_ether_addr(enc_key->mac_addr)) {867			/* WAPI pairwise key: unicast */868			set->key_info |= cpu_to_le16(KEY_UNICAST);869		} else {	/* WAPI group key: multicast */870			set->key_info |= cpu_to_le16(KEY_MCAST);871			priv->sec_info.wapi_key_on = true;872		}873 874		set->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);875		set->key_len = cpu_to_le16(WAPI_KEY_LEN);876		memcpy(&set->key[2], enc_key->key_material, enc_key->key_len);877		memcpy(&set->key[2 + enc_key->key_len], enc_key->pn, PN_LEN);878		set->length = cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN);879 880		key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) +881				 sizeof(struct mwifiex_ie_types_header);882		cmd->size = cpu_to_le16(sizeof(key_material->action)883					+ S_DS_GEN +  key_param_len);884		return ret;885	}886	if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {887		if (enc_key->is_igtk_key) {888			mwifiex_dbg(priv->adapter, CMD, "cmd: CMAC_AES\n");889			key_material->key_param_set.key_type_id =890					cpu_to_le16(KEY_TYPE_ID_AES_CMAC);891			if (cmd_oid == KEY_INFO_ENABLED)892				key_material->key_param_set.key_info =893						cpu_to_le16(KEY_ENABLED);894			else895				key_material->key_param_set.key_info =896						cpu_to_le16(!KEY_ENABLED);897 898			key_material->key_param_set.key_info |=899							cpu_to_le16(KEY_IGTK);900		} else {901			mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_AES\n");902			key_material->key_param_set.key_type_id =903						cpu_to_le16(KEY_TYPE_ID_AES);904			if (cmd_oid == KEY_INFO_ENABLED)905				key_material->key_param_set.key_info =906						cpu_to_le16(KEY_ENABLED);907			else908				key_material->key_param_set.key_info =909						cpu_to_le16(!KEY_ENABLED);910 911			if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)912				/* AES pairwise key: unicast */913				key_material->key_param_set.key_info |=914						cpu_to_le16(KEY_UNICAST);915			else	/* AES group key: multicast */916				key_material->key_param_set.key_info |=917							cpu_to_le16(KEY_MCAST);918		}919	} else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {920		mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_TKIP\n");921		key_material->key_param_set.key_type_id =922						cpu_to_le16(KEY_TYPE_ID_TKIP);923		key_material->key_param_set.key_info =924						cpu_to_le16(KEY_ENABLED);925 926		if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)927				/* TKIP pairwise key: unicast */928			key_material->key_param_set.key_info |=929						cpu_to_le16(KEY_UNICAST);930		else		/* TKIP group key: multicast */931			key_material->key_param_set.key_info |=932							cpu_to_le16(KEY_MCAST);933	}934 935	if (key_material->key_param_set.key_type_id) {936		key_material->key_param_set.type =937					cpu_to_le16(TLV_TYPE_KEY_MATERIAL);938		key_material->key_param_set.key_len =939					cpu_to_le16((u16) enc_key->key_len);940		memcpy(key_material->key_param_set.key, enc_key->key_material,941		       enc_key->key_len);942		key_material->key_param_set.length =943			cpu_to_le16((u16) enc_key->key_len +944				    KEYPARAMSET_FIXED_LEN);945 946		key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN)947				+ sizeof(struct mwifiex_ie_types_header);948 949		if (le16_to_cpu(key_material->key_param_set.key_type_id) ==950							KEY_TYPE_ID_AES_CMAC) {951			struct mwifiex_cmac_param *param =952					(void *)key_material->key_param_set.key;953 954			memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN);955			memcpy(param->key, enc_key->key_material,956			       WLAN_KEY_LEN_AES_CMAC);957 958			key_param_len = sizeof(struct mwifiex_cmac_param);959			key_material->key_param_set.key_len =960						cpu_to_le16(key_param_len);961			key_param_len += KEYPARAMSET_FIXED_LEN;962			key_material->key_param_set.length =963						cpu_to_le16(key_param_len);964			key_param_len += sizeof(struct mwifiex_ie_types_header);965		}966 967		cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN968					+ key_param_len);969 970		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {971			tlv_mac = (void *)((u8 *)&key_material->key_param_set +972					   key_param_len);973			tlv_mac->header.type =974					cpu_to_le16(TLV_TYPE_STA_MAC_ADDR);975			tlv_mac->header.len = cpu_to_le16(ETH_ALEN);976			memcpy(tlv_mac->mac_addr, enc_key->mac_addr, ETH_ALEN);977			cmd_size = key_param_len + S_DS_GEN +978				   sizeof(key_material->action) +979				   sizeof(struct host_cmd_tlv_mac_addr);980		} else {981			cmd_size = key_param_len + S_DS_GEN +982				   sizeof(key_material->action);983		}984		cmd->size = cpu_to_le16(cmd_size);985	}986 987	return ret;988}989 990/* Wrapper function for setting network key depending upon FW KEY API version */991static int992mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv,993				struct host_cmd_ds_command *cmd,994				u16 cmd_action, u32 cmd_oid,995				struct mwifiex_ds_encrypt_key *enc_key)996{997	if (priv->adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2)998		return mwifiex_cmd_802_11_key_material_v2(priv, cmd,999							  cmd_action, cmd_oid,1000							  enc_key);1001 1002	else1003		return mwifiex_cmd_802_11_key_material_v1(priv, cmd,1004							  cmd_action, cmd_oid,1005							  enc_key);1006}1007 1008/*1009 * This function prepares command to set/get 11d domain information.1010 *1011 * Preparation includes -1012 *      - Setting command ID, action and proper size1013 *      - Setting domain information fields (for SET only)1014 *      - Ensuring correct endian-ness1015 */1016static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,1017					   struct host_cmd_ds_command *cmd,1018					   u16 cmd_action)1019{1020	struct mwifiex_adapter *adapter = priv->adapter;1021	struct host_cmd_ds_802_11d_domain_info *domain_info =1022		&cmd->params.domain_info;1023	struct mwifiex_ietypes_domain_param_set *domain =1024		&domain_info->domain;1025	u8 no_of_triplet = adapter->domain_reg.no_of_triplet;1026 1027	mwifiex_dbg(adapter, INFO,1028		    "info: 11D: no_of_triplet=0x%x\n", no_of_triplet);1029 1030	cmd->command = cpu_to_le16(HostCmd_CMD_802_11D_DOMAIN_INFO);1031	domain_info->action = cpu_to_le16(cmd_action);1032	if (cmd_action == HostCmd_ACT_GEN_GET) {1033		cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);1034		return 0;1035	}1036 1037	/* Set domain info fields */1038	domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY);1039	memcpy(domain->country_code, adapter->domain_reg.country_code,1040	       sizeof(domain->country_code));1041 1042	domain->header.len =1043		cpu_to_le16((no_of_triplet *1044			     sizeof(struct ieee80211_country_ie_triplet))1045			    + sizeof(domain->country_code));1046 1047	if (no_of_triplet) {1048		memcpy(domain->triplet, adapter->domain_reg.triplet,1049		       no_of_triplet * sizeof(struct1050					      ieee80211_country_ie_triplet));1051 1052		cmd->size = cpu_to_le16(sizeof(domain_info->action) +1053					le16_to_cpu(domain->header.len) +1054					sizeof(struct mwifiex_ie_types_header)1055					+ S_DS_GEN);1056	} else {1057		cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);1058	}1059 1060	return 0;1061}1062 1063/*1064 * This function prepares command to set/get IBSS coalescing status.1065 *1066 * Preparation includes -1067 *      - Setting command ID, action and proper size1068 *      - Setting status to enable or disable (for SET only)1069 *      - Ensuring correct endian-ness1070 */1071static int mwifiex_cmd_ibss_coalescing_status(struct host_cmd_ds_command *cmd,1072					      u16 cmd_action, u16 *enable)1073{1074	struct host_cmd_ds_802_11_ibss_status *ibss_coal =1075		&(cmd->params.ibss_coalescing);1076 1077	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_IBSS_COALESCING_STATUS);1078	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_ibss_status) +1079				S_DS_GEN);1080	cmd->result = 0;1081	ibss_coal->action = cpu_to_le16(cmd_action);1082 1083	switch (cmd_action) {1084	case HostCmd_ACT_GEN_SET:1085		if (enable)1086			ibss_coal->enable = cpu_to_le16(*enable);1087		else1088			ibss_coal->enable = 0;1089		break;1090 1091		/* In other case.. Nothing to do */1092	case HostCmd_ACT_GEN_GET:1093	default:1094		break;1095	}1096 1097	return 0;1098}1099 1100/* This function prepares command buffer to get/set memory location value.1101 */1102static int1103mwifiex_cmd_mem_access(struct host_cmd_ds_command *cmd, u16 cmd_action,1104		       void *pdata_buf)1105{1106	struct mwifiex_ds_mem_rw *mem_rw = (void *)pdata_buf;1107	struct host_cmd_ds_mem_access *mem_access = (void *)&cmd->params.mem;1108 1109	cmd->command = cpu_to_le16(HostCmd_CMD_MEM_ACCESS);1110	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mem_access) +1111				S_DS_GEN);1112 1113	mem_access->action = cpu_to_le16(cmd_action);1114	mem_access->addr = cpu_to_le32(mem_rw->addr);1115	mem_access->value = cpu_to_le32(mem_rw->value);1116 1117	return 0;1118}1119 1120/*1121 * This function prepares command to set/get register value.1122 *1123 * Preparation includes -1124 *      - Setting command ID, action and proper size1125 *      - Setting register offset (for both GET and SET) and1126 *        register value (for SET only)1127 *      - Ensuring correct endian-ness1128 *1129 * The following type of registers can be accessed with this function -1130 *      - MAC register1131 *      - BBP register1132 *      - RF register1133 *      - PMIC register1134 *      - CAU register1135 *      - EEPROM1136 */1137static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd,1138				  u16 cmd_action, void *data_buf)1139{1140	struct mwifiex_ds_reg_rw *reg_rw = data_buf;1141 1142	switch (le16_to_cpu(cmd->command)) {1143	case HostCmd_CMD_MAC_REG_ACCESS:1144	{1145		struct host_cmd_ds_mac_reg_access *mac_reg;1146 1147		cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN);1148		mac_reg = &cmd->params.mac_reg;1149		mac_reg->action = cpu_to_le16(cmd_action);1150		mac_reg->offset = cpu_to_le16((u16) reg_rw->offset);1151		mac_reg->value = cpu_to_le32(reg_rw->value);1152		break;1153	}1154	case HostCmd_CMD_BBP_REG_ACCESS:1155	{1156		struct host_cmd_ds_bbp_reg_access *bbp_reg;1157 1158		cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN);1159		bbp_reg = &cmd->params.bbp_reg;1160		bbp_reg->action = cpu_to_le16(cmd_action);1161		bbp_reg->offset = cpu_to_le16((u16) reg_rw->offset);1162		bbp_reg->value = (u8) reg_rw->value;1163		break;1164	}1165	case HostCmd_CMD_RF_REG_ACCESS:1166	{1167		struct host_cmd_ds_rf_reg_access *rf_reg;1168 1169		cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN);1170		rf_reg = &cmd->params.rf_reg;1171		rf_reg->action = cpu_to_le16(cmd_action);1172		rf_reg->offset = cpu_to_le16((u16) reg_rw->offset);1173		rf_reg->value = (u8) reg_rw->value;1174		break;1175	}1176	case HostCmd_CMD_PMIC_REG_ACCESS:1177	{1178		struct host_cmd_ds_pmic_reg_access *pmic_reg;1179 1180		cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN);1181		pmic_reg = &cmd->params.pmic_reg;1182		pmic_reg->action = cpu_to_le16(cmd_action);1183		pmic_reg->offset = cpu_to_le16((u16) reg_rw->offset);1184		pmic_reg->value = (u8) reg_rw->value;1185		break;1186	}1187	case HostCmd_CMD_CAU_REG_ACCESS:1188	{1189		struct host_cmd_ds_rf_reg_access *cau_reg;1190 1191		cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN);1192		cau_reg = &cmd->params.rf_reg;1193		cau_reg->action = cpu_to_le16(cmd_action);1194		cau_reg->offset = cpu_to_le16((u16) reg_rw->offset);1195		cau_reg->value = (u8) reg_rw->value;1196		break;1197	}1198	case HostCmd_CMD_802_11_EEPROM_ACCESS:1199	{1200		struct mwifiex_ds_read_eeprom *rd_eeprom = data_buf;1201		struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom =1202			&cmd->params.eeprom;1203 1204		cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN);1205		cmd_eeprom->action = cpu_to_le16(cmd_action);1206		cmd_eeprom->offset = cpu_to_le16(rd_eeprom->offset);1207		cmd_eeprom->byte_count = cpu_to_le16(rd_eeprom->byte_count);1208		cmd_eeprom->value = 0;1209		break;1210	}1211	default:1212		return -1;1213	}1214 1215	return 0;1216}1217 1218/*1219 * This function prepares command to set PCI-Express1220 * host buffer configuration1221 *1222 * Preparation includes -1223 *      - Setting command ID, action and proper size1224 *      - Setting host buffer configuration1225 *      - Ensuring correct endian-ness1226 */1227static int1228mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv,1229			   struct host_cmd_ds_command *cmd, u16 action)1230{1231	struct host_cmd_ds_pcie_details *host_spec =1232					&cmd->params.pcie_host_spec;1233	struct pcie_service_card *card = priv->adapter->card;1234 1235	cmd->command = cpu_to_le16(HostCmd_CMD_PCIE_DESC_DETAILS);1236	cmd->size = cpu_to_le16(sizeof(struct1237					host_cmd_ds_pcie_details) + S_DS_GEN);1238	cmd->result = 0;1239 1240	memset(host_spec, 0, sizeof(struct host_cmd_ds_pcie_details));1241 1242	if (action != HostCmd_ACT_GEN_SET)1243		return 0;1244 1245	/* Send the ring base addresses and count to firmware */1246	host_spec->txbd_addr_lo = cpu_to_le32((u32)(card->txbd_ring_pbase));1247	host_spec->txbd_addr_hi =1248			cpu_to_le32((u32)(((u64)card->txbd_ring_pbase) >> 32));1249	host_spec->txbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);1250	host_spec->rxbd_addr_lo = cpu_to_le32((u32)(card->rxbd_ring_pbase));1251	host_spec->rxbd_addr_hi =1252			cpu_to_le32((u32)(((u64)card->rxbd_ring_pbase) >> 32));1253	host_spec->rxbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);1254	host_spec->evtbd_addr_lo = cpu_to_le32((u32)(card->evtbd_ring_pbase));1255	host_spec->evtbd_addr_hi =1256			cpu_to_le32((u32)(((u64)card->evtbd_ring_pbase) >> 32));1257	host_spec->evtbd_count = cpu_to_le32(MWIFIEX_MAX_EVT_BD);1258	if (card->sleep_cookie_vbase) {1259		host_spec->sleep_cookie_addr_lo =1260				cpu_to_le32((u32)(card->sleep_cookie_pbase));1261		host_spec->sleep_cookie_addr_hi = cpu_to_le32((u32)(((u64)1262					(card->sleep_cookie_pbase)) >> 32));1263		mwifiex_dbg(priv->adapter, INFO,1264			    "sleep_cook_lo phy addr: 0x%x\n",1265			    host_spec->sleep_cookie_addr_lo);1266	}1267 1268	return 0;1269}1270 1271/*1272 * This function prepares command for event subscription, configuration1273 * and query. Events can be subscribed or unsubscribed. Current subscribed1274 * events can be queried. Also, current subscribed events are reported in1275 * every FW response.1276 */1277static int1278mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv,1279			     struct host_cmd_ds_command *cmd,1280			     struct mwifiex_ds_misc_subsc_evt *subsc_evt_cfg)1281{1282	struct host_cmd_ds_802_11_subsc_evt *subsc_evt = &cmd->params.subsc_evt;1283	struct mwifiex_ie_types_rssi_threshold *rssi_tlv;1284	u16 event_bitmap;1285	u8 *pos;1286 1287	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SUBSCRIBE_EVENT);1288	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_subsc_evt) +1289				S_DS_GEN);1290 1291	subsc_evt->action = cpu_to_le16(subsc_evt_cfg->action);1292	mwifiex_dbg(priv->adapter, CMD,1293		    "cmd: action: %d\n", subsc_evt_cfg->action);1294 1295	/*For query requests, no configuration TLV structures are to be added.*/1296	if (subsc_evt_cfg->action == HostCmd_ACT_GEN_GET)1297		return 0;1298 1299	subsc_evt->events = cpu_to_le16(subsc_evt_cfg->events);1300 1301	event_bitmap = subsc_evt_cfg->events;1302	mwifiex_dbg(priv->adapter, CMD, "cmd: event bitmap : %16x\n",1303		    event_bitmap);1304 1305	if (((subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) ||1306	     (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_SET)) &&1307	    (event_bitmap == 0)) {1308		mwifiex_dbg(priv->adapter, ERROR,1309			    "Error: No event specified\t"1310			    "for bitwise action type\n");1311		return -EINVAL;1312	}1313 1314	/*1315	 * Append TLV structures for each of the specified events for1316	 * subscribing or re-configuring. This is not required for1317	 * bitwise unsubscribing request.1318	 */1319	if (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR)1320		return 0;1321 1322	pos = ((u8 *)subsc_evt) +1323			sizeof(struct host_cmd_ds_802_11_subsc_evt);1324 1325	if (event_bitmap & BITMASK_BCN_RSSI_LOW) {1326		rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;1327 1328		rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_LOW);1329		rssi_tlv->header.len =1330		    cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -1331				sizeof(struct mwifiex_ie_types_header));1332		rssi_tlv->abs_value = subsc_evt_cfg->bcn_l_rssi_cfg.abs_value;1333		rssi_tlv->evt_freq = subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq;1334 1335		mwifiex_dbg(priv->adapter, EVENT,1336			    "Cfg Beacon Low Rssi event,\t"1337			    "RSSI:-%d dBm, Freq:%d\n",1338			    subsc_evt_cfg->bcn_l_rssi_cfg.abs_value,1339			    subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq);1340 1341		pos += sizeof(struct mwifiex_ie_types_rssi_threshold);1342		le16_unaligned_add_cpu(&cmd->size,1343				       sizeof(1344				       struct mwifiex_ie_types_rssi_threshold));1345	}1346 1347	if (event_bitmap & BITMASK_BCN_RSSI_HIGH) {1348		rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;1349 1350		rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH);1351		rssi_tlv->header.len =1352		    cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -1353				sizeof(struct mwifiex_ie_types_header));1354		rssi_tlv->abs_value = subsc_evt_cfg->bcn_h_rssi_cfg.abs_value;1355		rssi_tlv->evt_freq = subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq;1356 1357		mwifiex_dbg(priv->adapter, EVENT,1358			    "Cfg Beacon High Rssi event,\t"1359			    "RSSI:-%d dBm, Freq:%d\n",1360			    subsc_evt_cfg->bcn_h_rssi_cfg.abs_value,1361			    subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq);1362 1363		pos += sizeof(struct mwifiex_ie_types_rssi_threshold);1364		le16_unaligned_add_cpu(&cmd->size,1365				       sizeof(1366				       struct mwifiex_ie_types_rssi_threshold));1367	}1368 1369	return 0;1370}1371 1372static int1373mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv,1374				  struct mwifiex_mef_entry *mef_entry,1375				  u8 **buffer)1376{1377	struct mwifiex_mef_filter *filter = mef_entry->filter;1378	int i, byte_len;1379	u8 *stack_ptr = *buffer;1380 1381	for (i = 0; i < MWIFIEX_MEF_MAX_FILTERS; i++) {1382		filter = &mef_entry->filter[i];1383		if (!filter->filt_type)1384			break;1385		put_unaligned_le32((u32)filter->repeat, stack_ptr);1386		stack_ptr += 4;1387		*stack_ptr = TYPE_DNUM;1388		stack_ptr += 1;1389 1390		byte_len = filter->byte_seq[MWIFIEX_MEF_MAX_BYTESEQ];1391		memcpy(stack_ptr, filter->byte_seq, byte_len);1392		stack_ptr += byte_len;1393		*stack_ptr = byte_len;1394		stack_ptr += 1;1395		*stack_ptr = TYPE_BYTESEQ;1396		stack_ptr += 1;1397		put_unaligned_le32((u32)filter->offset, stack_ptr);1398		stack_ptr += 4;1399		*stack_ptr = TYPE_DNUM;1400		stack_ptr += 1;1401 1402		*stack_ptr = filter->filt_type;1403		stack_ptr += 1;1404 1405		if (filter->filt_action) {1406			*stack_ptr = filter->filt_action;1407			stack_ptr += 1;1408		}1409 1410		if (stack_ptr - *buffer > STACK_NBYTES)1411			return -1;1412	}1413 1414	*buffer = stack_ptr;1415	return 0;1416}1417 1418static int1419mwifiex_cmd_mef_cfg(struct mwifiex_private *priv,1420		    struct host_cmd_ds_command *cmd,1421		    struct mwifiex_ds_mef_cfg *mef)1422{1423	struct host_cmd_ds_mef_cfg *mef_cfg = &cmd->params.mef_cfg;1424	struct mwifiex_fw_mef_entry *mef_entry = NULL;1425	u8 *pos = (u8 *)mef_cfg;1426	u16 i;1427 1428	cmd->command = cpu_to_le16(HostCmd_CMD_MEF_CFG);1429 1430	mef_cfg->criteria = cpu_to_le32(mef->criteria);1431	mef_cfg->num_entries = cpu_to_le16(mef->num_entries);1432	pos += sizeof(*mef_cfg);1433 1434	for (i = 0; i < mef->num_entries; i++) {1435		mef_entry = (struct mwifiex_fw_mef_entry *)pos;1436		mef_entry->mode = mef->mef_entry[i].mode;1437		mef_entry->action = mef->mef_entry[i].action;1438		pos += sizeof(*mef_entry);1439 1440		if (mwifiex_cmd_append_rpn_expression(priv,1441						      &mef->mef_entry[i], &pos))1442			return -1;1443 1444		mef_entry->exprsize =1445			cpu_to_le16(pos - mef_entry->expr);1446	}1447	cmd->size = cpu_to_le16((u16) (pos - (u8 *)mef_cfg) + S_DS_GEN);1448 1449	return 0;1450}1451 1452/* This function parse cal data from ASCII to hex */1453static u32 mwifiex_parse_cal_cfg(u8 *src, size_t len, u8 *dst)1454{1455	u8 *s = src, *d = dst;1456 1457	while (s - src < len) {1458		if (*s && (isspace(*s) || *s == '\t')) {1459			s++;1460			continue;1461		}1462		if (isxdigit(*s)) {1463			*d++ = simple_strtol(s, NULL, 16);1464			s += 2;1465		} else {1466			s++;1467		}1468	}1469 1470	return d - dst;1471}1472 1473int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,1474			    struct device_node *node, const char *prefix)1475{1476#ifdef CONFIG_OF1477	struct property *prop;1478	size_t len = strlen(prefix);1479	int ret;1480 1481	/* look for all matching property names */1482	for_each_property_of_node(node, prop) {1483		if (len > strlen(prop->name) ||1484		    strncmp(prop->name, prefix, len))1485			continue;1486 1487		/* property header is 6 bytes, data must fit in cmd buffer */1488		if (prop->value && prop->length > 6 &&1489		    prop->length <= MWIFIEX_SIZE_OF_CMD_BUFFER - S_DS_GEN) {1490			ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,1491					       HostCmd_ACT_GEN_SET, 0,1492					       prop, true);1493			if (ret)1494				return ret;1495		}1496	}1497#endif1498	return 0;1499}1500 1501/* This function prepares command of set_cfg_data. */1502static int mwifiex_cmd_cfg_data(struct mwifiex_private *priv,1503				struct host_cmd_ds_command *cmd, void *data_buf)1504{1505	struct mwifiex_adapter *adapter = priv->adapter;1506	struct property *prop = data_buf;1507	u32 len;1508	u8 *data = (u8 *)cmd + S_DS_GEN;1509	int ret;1510 1511	if (prop) {1512		len = prop->length;1513		ret = of_property_read_u8_array(adapter->dt_node, prop->name,1514						data, len);1515		if (ret)1516			return ret;1517		mwifiex_dbg(adapter, INFO,1518			    "download cfg_data from device tree: %s\n",1519			    prop->name);1520	} else if (adapter->cal_data->data && adapter->cal_data->size > 0) {1521		len = mwifiex_parse_cal_cfg((u8 *)adapter->cal_data->data,1522					    adapter->cal_data->size, data);1523		mwifiex_dbg(adapter, INFO,1524			    "download cfg_data from config file\n");1525	} else {1526		return -1;1527	}1528 1529	cmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA);1530	cmd->size = cpu_to_le16(S_DS_GEN + len);1531 1532	return 0;1533}1534 1535static int1536mwifiex_cmd_set_mc_policy(struct mwifiex_private *priv,1537			  struct host_cmd_ds_command *cmd,1538			  u16 cmd_action, void *data_buf)1539{1540	struct host_cmd_ds_multi_chan_policy *mc_pol = &cmd->params.mc_policy;1541	const u16 *drcs_info = data_buf;1542 1543	mc_pol->action = cpu_to_le16(cmd_action);1544	mc_pol->policy = cpu_to_le16(*drcs_info);1545	cmd->command = cpu_to_le16(HostCmd_CMD_MC_POLICY);1546	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_multi_chan_policy) +1547				S_DS_GEN);1548	return 0;1549}1550 1551static int mwifiex_cmd_robust_coex(struct mwifiex_private *priv,1552				   struct host_cmd_ds_command *cmd,1553				   u16 cmd_action, bool *is_timeshare)1554{1555	struct host_cmd_ds_robust_coex *coex = &cmd->params.coex;1556	struct mwifiex_ie_types_robust_coex *coex_tlv;1557 1558	cmd->command = cpu_to_le16(HostCmd_CMD_ROBUST_COEX);1559	cmd->size = cpu_to_le16(sizeof(*coex) + sizeof(*coex_tlv) + S_DS_GEN);1560 1561	coex->action = cpu_to_le16(cmd_action);1562	coex_tlv = (struct mwifiex_ie_types_robust_coex *)1563				((u8 *)coex + sizeof(*coex));1564	coex_tlv->header.type = cpu_to_le16(TLV_TYPE_ROBUST_COEX);1565	coex_tlv->header.len = cpu_to_le16(sizeof(coex_tlv->mode));1566 1567	if (coex->action == HostCmd_ACT_GEN_GET)1568		return 0;1569 1570	if (*is_timeshare)1571		coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_TIMESHARE);1572	else1573		coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_SPATIAL);1574 1575	return 0;1576}1577 1578static int mwifiex_cmd_gtk_rekey_offload(struct mwifiex_private *priv,1579					 struct host_cmd_ds_command *cmd,1580					 u16 cmd_action,1581					 struct cfg80211_gtk_rekey_data *data)1582{1583	struct host_cmd_ds_gtk_rekey_params *rekey = &cmd->params.rekey;1584	u64 rekey_ctr;1585 1586	cmd->command = cpu_to_le16(HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG);1587	cmd->size = cpu_to_le16(sizeof(*rekey) + S_DS_GEN);1588 1589	rekey->action = cpu_to_le16(cmd_action);1590	if (cmd_action == HostCmd_ACT_GEN_SET) {1591		memcpy(rekey->kek, data->kek, NL80211_KEK_LEN);1592		memcpy(rekey->kck, data->kck, NL80211_KCK_LEN);1593		rekey_ctr = be64_to_cpup((__be64 *)data->replay_ctr);1594		rekey->replay_ctr_low = cpu_to_le32((u32)rekey_ctr);1595		rekey->replay_ctr_high =1596			cpu_to_le32((u32)((u64)rekey_ctr >> 32));1597	}1598 1599	return 0;1600}1601 1602static int mwifiex_cmd_chan_region_cfg(struct mwifiex_private *priv,1603				       struct host_cmd_ds_command *cmd,1604				       u16 cmd_action)1605{1606	struct host_cmd_ds_chan_region_cfg *reg = &cmd->params.reg_cfg;1607 1608	cmd->command = cpu_to_le16(HostCmd_CMD_CHAN_REGION_CFG);1609	cmd->size = cpu_to_le16(sizeof(*reg) + S_DS_GEN);1610 1611	if (cmd_action == HostCmd_ACT_GEN_GET)1612		reg->action = cpu_to_le16(cmd_action);1613 1614	return 0;1615}1616 1617static int1618mwifiex_cmd_coalesce_cfg(struct mwifiex_private *priv,1619			 struct host_cmd_ds_command *cmd,1620			 u16 cmd_action, void *data_buf)1621{1622	struct host_cmd_ds_coalesce_cfg *coalesce_cfg =1623						&cmd->params.coalesce_cfg;1624	struct mwifiex_ds_coalesce_cfg *cfg = data_buf;1625	struct coalesce_filt_field_param *param;1626	u16 cnt, idx, length;1627	struct coalesce_receive_filt_rule *rule;1628 1629	cmd->command = cpu_to_le16(HostCmd_CMD_COALESCE_CFG);1630	cmd->size = cpu_to_le16(S_DS_GEN);1631 1632	coalesce_cfg->action = cpu_to_le16(cmd_action);1633	coalesce_cfg->num_of_rules = cpu_to_le16(cfg->num_of_rules);1634	rule = (void *)coalesce_cfg->rule_data;1635 1636	for (cnt = 0; cnt < cfg->num_of_rules; cnt++) {1637		rule->header.type = cpu_to_le16(TLV_TYPE_COALESCE_RULE);1638		rule->max_coalescing_delay =1639			cpu_to_le16(cfg->rule[cnt].max_coalescing_delay);1640		rule->pkt_type = cfg->rule[cnt].pkt_type;1641		rule->num_of_fields = cfg->rule[cnt].num_of_fields;1642 1643		length = 0;1644 1645		param = rule->params;1646		for (idx = 0; idx < cfg->rule[cnt].num_of_fields; idx++) {1647			param->operation = cfg->rule[cnt].params[idx].operation;1648			param->operand_len =1649					cfg->rule[cnt].params[idx].operand_len;1650			param->offset =1651				cpu_to_le16(cfg->rule[cnt].params[idx].offset);1652			memcpy(param->operand_byte_stream,1653			       cfg->rule[cnt].params[idx].operand_byte_stream,1654			       param->operand_len);1655 1656			length += sizeof(struct coalesce_filt_field_param);1657 1658			param++;1659		}1660 1661		/* Total rule length is sizeof max_coalescing_delay(u16),1662		 * num_of_fields(u8), pkt_type(u8) and total length of the all1663		 * params1664		 */1665		rule->header.len = cpu_to_le16(length + sizeof(u16) +1666					       sizeof(u8) + sizeof(u8));1667 1668		/* Add the rule length to the command size*/1669		le16_unaligned_add_cpu(&cmd->size,1670				       le16_to_cpu(rule->header.len) +1671				       sizeof(struct mwifiex_ie_types_header));1672 1673		rule = (void *)((u8 *)rule->params + length);1674	}1675 1676	/* Add sizeof action, num_of_rules to total command length */1677	le16_unaligned_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16));1678 1679	return 0;1680}1681 1682static int1683mwifiex_cmd_tdls_config(struct mwifiex_private *priv,1684			struct host_cmd_ds_command *cmd,1685			u16 cmd_action, void *data_buf)1686{1687	struct host_cmd_ds_tdls_config *tdls_config = &cmd->params.tdls_config;1688	struct mwifiex_tdls_init_cs_params *config;1689	struct mwifiex_tdls_config *init_config;1690	u16 len;1691 1692	cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_CONFIG);1693	cmd->size = cpu_to_le16(S_DS_GEN);1694	tdls_config->tdls_action = cpu_to_le16(cmd_action);1695	le16_unaligned_add_cpu(&cmd->size, sizeof(tdls_config->tdls_action));1696 1697	switch (cmd_action) {1698	case ACT_TDLS_CS_ENABLE_CONFIG:1699		init_config = data_buf;1700		len = sizeof(*init_config);1701		memcpy(tdls_config->tdls_data, init_config, len);1702		break;1703	case ACT_TDLS_CS_INIT:1704		config = data_buf;1705		len = sizeof(*config);1706		memcpy(tdls_config->tdls_data, config, len);1707		break;1708	case ACT_TDLS_CS_STOP:1709		len = sizeof(struct mwifiex_tdls_stop_cs_params);1710		memcpy(tdls_config->tdls_data, data_buf, len);1711		break;1712	case ACT_TDLS_CS_PARAMS:1713		len = sizeof(struct mwifiex_tdls_config_cs_params);1714		memcpy(tdls_config->tdls_data, data_buf, len);1715		break;1716	default:1717		mwifiex_dbg(priv->adapter, ERROR,1718			    "Unknown TDLS configuration\n");1719		return -EOPNOTSUPP;1720	}1721 1722	le16_unaligned_add_cpu(&cmd->size, len);1723	return 0;1724}1725 1726static int1727mwifiex_cmd_tdls_oper(struct mwifiex_private *priv,1728		      struct host_cmd_ds_command *cmd,1729		      void *data_buf)1730{1731	struct host_cmd_ds_tdls_oper *tdls_oper = &cmd->params.tdls_oper;1732	struct mwifiex_ds_tdls_oper *oper = data_buf;1733	struct host_cmd_tlv_rates *tlv_rates;1734	struct mwifiex_ie_types_htcap *ht_capab;1735	struct mwifiex_ie_types_qos_info *wmm_qos_info;1736	struct mwifiex_ie_types_extcap *extcap;1737	struct mwifiex_ie_types_vhtcap *vht_capab;1738	struct mwifiex_ie_types_aid *aid;1739	struct mwifiex_ie_types_tdls_idle_timeout *timeout;1740	u8 *pos;1741	u16 config_len = 0;1742	struct station_parameters *params = priv->sta_params;1743 1744	cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_OPER);1745	cmd->size = cpu_to_le16(S_DS_GEN);1746	le16_unaligned_add_cpu(&cmd->size,1747			       sizeof(struct host_cmd_ds_tdls_oper));1748 1749	tdls_oper->reason = 0;1750	memcpy(tdls_oper->peer_mac, oper->peer_mac, ETH_ALEN);1751 1752	pos = (u8 *)tdls_oper + sizeof(struct host_cmd_ds_tdls_oper);1753 1754	switch (oper->tdls_action) {1755	case MWIFIEX_TDLS_DISABLE_LINK:1756		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_DELETE);1757		break;1758	case MWIFIEX_TDLS_CREATE_LINK:1759		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CREATE);1760		break;1761	case MWIFIEX_TDLS_CONFIG_LINK:1762		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CONFIG);1763 1764		if (!params) {1765			mwifiex_dbg(priv->adapter, ERROR,1766				    "TDLS config params not available for %pM\n",1767				    oper->peer_mac);1768			return -ENODATA;1769		}1770 1771		put_unaligned_le16(params->capability, pos);1772		config_len += sizeof(params->capability);1773 1774		wmm_qos_info = (void *)(pos + config_len);1775		wmm_qos_info->header.type = cpu_to_le16(WLAN_EID_QOS_CAPA);1776		wmm_qos_info->header.len =1777				cpu_to_le16(sizeof(wmm_qos_info->qos_info));1778		wmm_qos_info->qos_info = 0;1779		config_len += sizeof(struct mwifiex_ie_types_qos_info);1780 1781		if (params->link_sta_params.ht_capa) {1782			ht_capab = (struct mwifiex_ie_types_htcap *)(pos +1783								    config_len);1784			ht_capab->header.type =1785					    cpu_to_le16(WLAN_EID_HT_CAPABILITY);1786			ht_capab->header.len =1787				   cpu_to_le16(sizeof(struct ieee80211_ht_cap));1788			memcpy(&ht_capab->ht_cap, params->link_sta_params.ht_capa,1789			       sizeof(struct ieee80211_ht_cap));1790			config_len += sizeof(struct mwifiex_ie_types_htcap);1791		}1792 1793		if (params->link_sta_params.supported_rates &&1794		    params->link_sta_params.supported_rates_len) {1795			tlv_rates = (struct host_cmd_tlv_rates *)(pos +1796								  config_len);1797			tlv_rates->header.type =1798					       cpu_to_le16(WLAN_EID_SUPP_RATES);1799			tlv_rates->header.len =1800				       cpu_to_le16(params->link_sta_params.supported_rates_len);1801			memcpy(tlv_rates->rates,1802			       params->link_sta_params.supported_rates,1803			       params->link_sta_params.supported_rates_len);1804			config_len += sizeof(struct host_cmd_tlv_rates) +1805				      params->link_sta_params.supported_rates_len;1806		}1807 1808		if (params->ext_capab && params->ext_capab_len) {1809			extcap = (struct mwifiex_ie_types_extcap *)(pos +1810								    config_len);1811			extcap->header.type =1812					   cpu_to_le16(WLAN_EID_EXT_CAPABILITY);1813			extcap->header.len = cpu_to_le16(params->ext_capab_len);1814			memcpy(extcap->ext_capab, params->ext_capab,1815			       params->ext_capab_len);1816			config_len += sizeof(struct mwifiex_ie_types_extcap) +1817				      params->ext_capab_len;1818		}1819		if (params->link_sta_params.vht_capa) {1820			vht_capab = (struct mwifiex_ie_types_vhtcap *)(pos +1821								    config_len);1822			vht_capab->header.type =1823					   cpu_to_le16(WLAN_EID_VHT_CAPABILITY);1824			vht_capab->header.len =1825				  cpu_to_le16(sizeof(struct ieee80211_vht_cap));1826			memcpy(&vht_capab->vht_cap, params->link_sta_params.vht_capa,1827			       sizeof(struct ieee80211_vht_cap));1828			config_len += sizeof(struct mwifiex_ie_types_vhtcap);1829		}1830		if (params->aid) {1831			aid = (struct mwifiex_ie_types_aid *)(pos + config_len);1832			aid->header.type = cpu_to_le16(WLAN_EID_AID);1833			aid->header.len = cpu_to_le16(sizeof(params->aid));1834			aid->aid = cpu_to_le16(params->aid);1835			config_len += sizeof(struct mwifiex_ie_types_aid);1836		}1837 1838		timeout = (void *)(pos + config_len);1839		timeout->header.type = cpu_to_le16(TLV_TYPE_TDLS_IDLE_TIMEOUT);1840		timeout->header.len = cpu_to_le16(sizeof(timeout->value));1841		timeout->value = cpu_to_le16(MWIFIEX_TDLS_IDLE_TIMEOUT_IN_SEC);1842		config_len += sizeof(struct mwifiex_ie_types_tdls_idle_timeout);1843 1844		break;1845	default:1846		mwifiex_dbg(priv->adapter, ERROR, "Unknown TDLS operation\n");1847		return -EOPNOTSUPP;1848	}1849 1850	le16_unaligned_add_cpu(&cmd->size, config_len);1851 1852	return 0;1853}1854 1855/* This function prepares command of sdio rx aggr info. */1856static int mwifiex_cmd_sdio_rx_aggr_cfg(struct host_cmd_ds_command *cmd,1857					u16 cmd_action, void *data_buf)1858{1859	struct host_cmd_sdio_sp_rx_aggr_cfg *cfg =1860					&cmd->params.sdio_rx_aggr_cfg;1861 1862	cmd->command = cpu_to_le16(HostCmd_CMD_SDIO_SP_RX_AGGR_CFG);1863	cmd->size =1864		cpu_to_le16(sizeof(struct host_cmd_sdio_sp_rx_aggr_cfg) +1865			    S_DS_GEN);1866	cfg->action = cmd_action;1867	if (cmd_action == HostCmd_ACT_GEN_SET)1868		cfg->enable = *(u8 *)data_buf;1869 1870	return 0;1871}1872 1873/* This function prepares command to get HS wakeup reason.1874 *1875 * Preparation includes -1876 *      - Setting command ID, action and proper size1877 *      - Ensuring correct endian-ness1878 */1879static int mwifiex_cmd_get_wakeup_reason(struct mwifiex_private *priv,1880					 struct host_cmd_ds_command *cmd)1881{1882	cmd->command = cpu_to_le16(HostCmd_CMD_HS_WAKEUP_REASON);1883	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_wakeup_reason) +1884				S_DS_GEN);1885 1886	return 0;1887}1888 1889static int mwifiex_cmd_get_chan_info(struct host_cmd_ds_command *cmd,1890				     u16 cmd_action)1891{1892	struct host_cmd_ds_sta_configure *sta_cfg_cmd = &cmd->params.sta_cfg;1893	struct host_cmd_tlv_channel_band *tlv_band_channel =1894	(struct host_cmd_tlv_channel_band *)sta_cfg_cmd->tlv_buffer;1895 1896	cmd->command = cpu_to_le16(HostCmd_CMD_STA_CONFIGURE);1897	cmd->size = cpu_to_le16(sizeof(*sta_cfg_cmd) +1898				sizeof(*tlv_band_channel) + S_DS_GEN);1899	sta_cfg_cmd->action = cpu_to_le16(cmd_action);1900	memset(tlv_band_channel, 0, sizeof(*tlv_band_channel));1901	tlv_band_channel->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);1902	tlv_band_channel->header.len  = cpu_to_le16(sizeof(*tlv_band_channel) -1903					sizeof(struct mwifiex_ie_types_header));1904 1905	return 0;1906}1907 1908/* This function check if the command is supported by firmware */1909static int mwifiex_is_cmd_supported(struct mwifiex_private *priv, u16 cmd_no)1910{1911	if (!ISSUPP_ADHOC_ENABLED(priv->adapter->fw_cap_info)) {1912		switch (cmd_no) {1913		case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:1914		case HostCmd_CMD_802_11_AD_HOC_START:1915		case HostCmd_CMD_802_11_AD_HOC_JOIN:1916		case HostCmd_CMD_802_11_AD_HOC_STOP:1917			return -EOPNOTSUPP;1918		default:1919			break;1920		}1921	}1922 1923	return 0;1924}1925 1926/*1927 * This function prepares the commands before sending them to the firmware.1928 *1929 * This is a generic function which calls specific command preparation1930 * routines based upon the command number.1931 */1932int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,1933			    u16 cmd_action, u32 cmd_oid,1934			    void *data_buf, void *cmd_buf)1935{1936	struct host_cmd_ds_command *cmd_ptr = cmd_buf;1937	int ret = 0;1938 1939	if (mwifiex_is_cmd_supported(priv, cmd_no)) {1940		mwifiex_dbg(priv->adapter, ERROR,1941			    "0x%x command not supported by firmware\n",1942			    cmd_no);1943		return -EOPNOTSUPP;1944	}1945 1946	/* Prepare command */1947	switch (cmd_no) {1948	case HostCmd_CMD_GET_HW_SPEC:1949		ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);1950		break;1951	case HostCmd_CMD_CFG_DATA:1952		ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, data_buf);1953		break;1954	case HostCmd_CMD_MAC_CONTROL:1955		ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,1956					      data_buf);1957		break;1958	case HostCmd_CMD_802_11_MAC_ADDRESS:1959		ret = mwifiex_cmd_802_11_mac_address(priv, cmd_ptr,1960						     cmd_action);1961		break;1962	case HostCmd_CMD_MAC_MULTICAST_ADR:1963		ret = mwifiex_cmd_mac_multicast_adr(cmd_ptr, cmd_action,1964						    data_buf);1965		break;1966	case HostCmd_CMD_TX_RATE_CFG:1967		ret = mwifiex_cmd_tx_rate_cfg(priv, cmd_ptr, cmd_action,1968					      data_buf);1969		break;1970	case HostCmd_CMD_TXPWR_CFG:1971		ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action,1972					       data_buf);1973		break;1974	case HostCmd_CMD_RF_TX_PWR:1975		ret = mwifiex_cmd_rf_tx_power(priv, cmd_ptr, cmd_action,1976					      data_buf);1977		break;1978	case HostCmd_CMD_RF_ANTENNA:1979		ret = mwifiex_cmd_rf_antenna(priv, cmd_ptr, cmd_action,1980					     data_buf);1981		break;1982	case HostCmd_CMD_802_11_PS_MODE_ENH:1983		ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action,1984						 (uint16_t)cmd_oid, data_buf);1985		break;1986	case HostCmd_CMD_802_11_HS_CFG_ENH:1987		ret = mwifiex_cmd_802_11_hs_cfg(priv, cmd_ptr, cmd_action,1988				(struct mwifiex_hs_config_param *) data_buf);1989		break;1990	case HostCmd_CMD_802_11_SCAN:1991		ret = mwifiex_cmd_802_11_scan(cmd_ptr, data_buf);1992		break;1993	case HostCmd_CMD_802_11_BG_SCAN_CONFIG:1994		ret = mwifiex_cmd_802_11_bg_scan_config(priv, cmd_ptr,1995							data_buf);1996		break;1997	case HostCmd_CMD_802_11_BG_SCAN_QUERY:1998		ret = mwifiex_cmd_802_11_bg_scan_query(cmd_ptr);1999		break;2000	case HostCmd_CMD_802_11_ASSOCIATE:2001		ret = mwifiex_cmd_802_11_associate(priv, cmd_ptr, data_buf);2002		break;2003	case HostCmd_CMD_802_11_DEAUTHENTICATE:2004		ret = mwifiex_cmd_802_11_deauthenticate(priv, cmd_ptr,2005							data_buf);2006		break;2007	case HostCmd_CMD_802_11_AD_HOC_START:2008		ret = mwifiex_cmd_802_11_ad_hoc_start(priv, cmd_ptr,2009						      data_buf);2010		break;2011	case HostCmd_CMD_802_11_GET_LOG:2012		ret = mwifiex_cmd_802_11_get_log(cmd_ptr);2013		break;2014	case HostCmd_CMD_802_11_AD_HOC_JOIN:2015		ret = mwifiex_cmd_802_11_ad_hoc_join(priv, cmd_ptr,2016						     data_buf);2017		break;2018	case HostCmd_CMD_802_11_AD_HOC_STOP:2019		ret = mwifiex_cmd_802_11_ad_hoc_stop(cmd_ptr);2020		break;2021	case HostCmd_CMD_RSSI_INFO:2022		ret = mwifiex_cmd_802_11_rssi_info(priv, cmd_ptr, cmd_action);2023		break;2024	case HostCmd_CMD_802_11_SNMP_MIB:2025		ret = mwifiex_cmd_802_11_snmp_mib(priv, cmd_ptr, cmd_action,2026						  cmd_oid, data_buf);2027		break;2028	case HostCmd_CMD_802_11_TX_RATE_QUERY:2029		cmd_ptr->command =2030			cpu_to_le16(HostCmd_CMD_802_11_TX_RATE_QUERY);2031		cmd_ptr->size =2032			cpu_to_le16(sizeof(struct host_cmd_ds_tx_rate_query) +2033				    S_DS_GEN);2034		priv->tx_rate = 0;2035		ret = 0;2036		break;2037	case HostCmd_CMD_VERSION_EXT:2038		cmd_ptr->command = cpu_to_le16(cmd_no);2039		cmd_ptr->params.verext.version_str_sel =2040			(u8)(get_unaligned((u32 *)data_buf));2041		memcpy(&cmd_ptr->params, data_buf,2042		       sizeof(struct host_cmd_ds_version_ext));2043		cmd_ptr->size =2044			cpu_to_le16(sizeof(struct host_cmd_ds_version_ext) +2045				    S_DS_GEN);2046		ret = 0;2047		break;2048	case HostCmd_CMD_MGMT_FRAME_REG:2049		cmd_ptr->command = cpu_to_le16(cmd_no);2050		cmd_ptr->params.reg_mask.action = cpu_to_le16(cmd_action);2051		cmd_ptr->params.reg_mask.mask = cpu_to_le32(2052						get_unaligned((u32 *)data_buf));2053		cmd_ptr->size =2054			cpu_to_le16(sizeof(struct host_cmd_ds_mgmt_frame_reg) +2055				    S_DS_GEN);2056		ret = 0;2057		break;2058	case HostCmd_CMD_REMAIN_ON_CHAN:2059		cmd_ptr->command = cpu_to_le16(cmd_no);2060		memcpy(&cmd_ptr->params, data_buf,2061		       sizeof(struct host_cmd_ds_remain_on_chan));2062		cmd_ptr->size =2063		      cpu_to_le16(sizeof(struct host_cmd_ds_remain_on_chan) +2064				  S_DS_GEN);2065		break;2066	case HostCmd_CMD_11AC_CFG:2067		ret = mwifiex_cmd_11ac_cfg(priv, cmd_ptr, cmd_action, data_buf);2068		break;2069	case HostCmd_CMD_PACKET_AGGR_CTRL:2070		cmd_ptr->command = cpu_to_le16(cmd_no);2071		cmd_ptr->params.pkt_aggr_ctrl.action = cpu_to_le16(cmd_action);2072		cmd_ptr->params.pkt_aggr_ctrl.enable =2073						cpu_to_le16(*(u16 *)data_buf);2074		cmd_ptr->size =2075			cpu_to_le16(sizeof(struct host_cmd_ds_pkt_aggr_ctrl) +2076				    S_DS_GEN);2077		break;2078	case HostCmd_CMD_P2P_MODE_CFG:2079		cmd_ptr->command = cpu_to_le16(cmd_no);2080		cmd_ptr->params.mode_cfg.action = cpu_to_le16(cmd_action);2081		cmd_ptr->params.mode_cfg.mode = cpu_to_le16(2082						get_unaligned((u16 *)data_buf));2083		cmd_ptr->size =2084			cpu_to_le16(sizeof(struct host_cmd_ds_p2p_mode_cfg) +2085				    S_DS_GEN);2086		break;2087	case HostCmd_CMD_FUNC_INIT:2088		if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)2089			priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;2090		cmd_ptr->command = cpu_to_le16(cmd_no);2091		cmd_ptr->size = cpu_to_le16(S_DS_GEN);2092		break;2093	case HostCmd_CMD_FUNC_SHUTDOWN:2094		priv->adapter->hw_status = MWIFIEX_HW_STATUS_RESET;2095		cmd_ptr->command = cpu_to_le16(cmd_no);2096		cmd_ptr->size = cpu_to_le16(S_DS_GEN);2097		break;2098	case HostCmd_CMD_11N_ADDBA_REQ:2099		ret = mwifiex_cmd_11n_addba_req(cmd_ptr, data_buf);2100		break;2101	case HostCmd_CMD_11N_DELBA:2102		ret = mwifiex_cmd_11n_delba(cmd_ptr, data_buf);2103		break;2104	case HostCmd_CMD_11N_ADDBA_RSP:2105		ret = mwifiex_cmd_11n_addba_rsp_gen(priv, cmd_ptr, data_buf);2106		break;2107	case HostCmd_CMD_802_11_KEY_MATERIAL:2108		ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr,2109						      cmd_action, cmd_oid,2110						      data_buf);2111		break;2112	case HostCmd_CMD_802_11D_DOMAIN_INFO:2113		ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr,2114						      cmd_action);2115		break;2116	case HostCmd_CMD_RECONFIGURE_TX_BUFF:2117		ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action,2118					       data_buf);2119		break;2120	case HostCmd_CMD_AMSDU_AGGR_CTRL:2121		ret = mwifiex_cmd_amsdu_aggr_ctrl(cmd_ptr, cmd_action,2122						  data_buf);2123		break;2124	case HostCmd_CMD_11N_CFG:2125		ret = mwifiex_cmd_11n_cfg(priv, cmd_ptr, cmd_action, data_buf);2126		break;2127	case HostCmd_CMD_WMM_GET_STATUS:2128		mwifiex_dbg(priv->adapter, CMD,2129			    "cmd: WMM: WMM_GET_STATUS cmd sent\n");2130		cmd_ptr->command = cpu_to_le16(HostCmd_CMD_WMM_GET_STATUS);2131		cmd_ptr->size =2132			cpu_to_le16(sizeof(struct host_cmd_ds_wmm_get_status) +2133				    S_DS_GEN);2134		ret = 0;2135		break;2136	case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:2137		ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action,2138							 data_buf);2139		break;2140	case HostCmd_CMD_802_11_SCAN_EXT:2141		ret = mwifiex_cmd_802_11_scan_ext(priv, cmd_ptr, data_buf);2142		break;2143	case HostCmd_CMD_MEM_ACCESS:2144		ret = mwifiex_cmd_mem_access(cmd_ptr, cmd_action, data_buf);2145		break;2146	case HostCmd_CMD_MAC_REG_ACCESS:2147	case HostCmd_CMD_BBP_REG_ACCESS:2148	case HostCmd_CMD_RF_REG_ACCESS:2149	case HostCmd_CMD_PMIC_REG_ACCESS:2150	case HostCmd_CMD_CAU_REG_ACCESS:2151	case HostCmd_CMD_802_11_EEPROM_ACCESS:2152		ret = mwifiex_cmd_reg_access(cmd_ptr, cmd_action, data_buf);2153		break;2154	case HostCmd_CMD_SET_BSS_MODE:2155		cmd_ptr->command = cpu_to_le16(cmd_no);2156		if (priv->bss_mode == NL80211_IFTYPE_ADHOC)2157			cmd_ptr->params.bss_mode.con_type =2158				CONNECTION_TYPE_ADHOC;2159		else if (priv->bss_mode == NL80211_IFTYPE_STATION ||2160			 priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT)2161			cmd_ptr->params.bss_mode.con_type =2162				CONNECTION_TYPE_INFRA;2163		else if (priv->bss_mode == NL80211_IFTYPE_AP ||2164			 priv->bss_mode == NL80211_IFTYPE_P2P_GO)2165			cmd_ptr->params.bss_mode.con_type = CONNECTION_TYPE_AP;2166		cmd_ptr->size = cpu_to_le16(sizeof(struct2167				host_cmd_ds_set_bss_mode) + S_DS_GEN);2168		ret = 0;2169		break;2170	case HostCmd_CMD_PCIE_DESC_DETAILS:2171		ret = mwifiex_cmd_pcie_host_spec(priv, cmd_ptr, cmd_action);2172		break;2173	case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:2174		ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf);2175		break;2176	case HostCmd_CMD_MEF_CFG:2177		ret = mwifiex_cmd_mef_cfg(priv, cmd_ptr, data_buf);2178		break;2179	case HostCmd_CMD_COALESCE_CFG:2180		ret = mwifiex_cmd_coalesce_cfg(priv, cmd_ptr, cmd_action,2181					       data_buf);2182		break;2183	case HostCmd_CMD_TDLS_OPER:2184		ret = mwifiex_cmd_tdls_oper(priv, cmd_ptr, data_buf);2185		break;2186	case HostCmd_CMD_TDLS_CONFIG:2187		ret = mwifiex_cmd_tdls_config(priv, cmd_ptr, cmd_action,2188					      data_buf);2189		break;2190	case HostCmd_CMD_CHAN_REPORT_REQUEST:2191		ret = mwifiex_cmd_issue_chan_report_request(priv, cmd_ptr,2192							    data_buf);2193		break;2194	case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:2195		ret = mwifiex_cmd_sdio_rx_aggr_cfg(cmd_ptr, cmd_action,2196						   data_buf);2197		break;2198	case HostCmd_CMD_HS_WAKEUP_REASON:2199		ret = mwifiex_cmd_get_wakeup_reason(priv, cmd_ptr);2200		break;2201	case HostCmd_CMD_MC_POLICY:2202		ret = mwifiex_cmd_set_mc_policy(priv, cmd_ptr, cmd_action,2203						data_buf);2204		break;2205	case HostCmd_CMD_ROBUST_COEX:2206		ret = mwifiex_cmd_robust_coex(priv, cmd_ptr, cmd_action,2207					      data_buf);2208		break;2209	case HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG:2210		ret = mwifiex_cmd_gtk_rekey_offload(priv, cmd_ptr, cmd_action,2211						    data_buf);2212		break;2213	case HostCmd_CMD_CHAN_REGION_CFG:2214		ret = mwifiex_cmd_chan_region_cfg(priv, cmd_ptr, cmd_action);2215		break;2216	case HostCmd_CMD_FW_DUMP_EVENT:2217		cmd_ptr->command = cpu_to_le16(cmd_no);2218		cmd_ptr->size = cpu_to_le16(S_DS_GEN);2219		break;2220	case HostCmd_CMD_STA_CONFIGURE:2221		ret = mwifiex_cmd_get_chan_info(cmd_ptr, cmd_action);2222		break;2223	default:2224		mwifiex_dbg(priv->adapter, ERROR,2225			    "PREP_CMD: unknown cmd- %#x\n", cmd_no);2226		ret = -1;2227		break;2228	}2229	return ret;2230}2231 2232/*2233 * This function issues commands to initialize firmware.2234 *2235 * This is called after firmware download to bring the card to2236 * working state.2237 * Function is also called during reinitialization of virtual2238 * interfaces.2239 *2240 * The following commands are issued sequentially -2241 *      - Set PCI-Express host buffer configuration (PCIE only)2242 *      - Function init (for first interface only)2243 *      - Read MAC address (for first interface only)2244 *      - Reconfigure Tx buffer size (for first interface only)2245 *      - Enable auto deep sleep (for first interface only)2246 *      - Get Tx rate2247 *      - Get Tx power2248 *      - Set IBSS coalescing status2249 *      - Set AMSDU aggregation control2250 *      - Set 11d control2251 *      - Set MAC control (this must be the last command to initialize firmware)2252 */2253int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta, bool init)2254{2255	struct mwifiex_adapter *adapter = priv->adapter;2256	int ret;2257	struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl;2258	struct mwifiex_ds_auto_ds auto_ds;2259	enum state_11d_t state_11d;2260	struct mwifiex_ds_11n_tx_cfg tx_cfg;2261	u8 sdio_sp_rx_aggr_enable;2262	u16 packet_aggr_enable;2263	int data;2264 2265	if (first_sta) {2266		if (priv->adapter->iface_type == MWIFIEX_PCIE) {2267			ret = mwifiex_send_cmd(priv,2268					       HostCmd_CMD_PCIE_DESC_DETAILS,2269					       HostCmd_ACT_GEN_SET, 0, NULL,2270					       true);2271			if (ret)2272				return -1;2273		}2274 2275		ret = mwifiex_send_cmd(priv, HostCmd_CMD_FUNC_INIT,2276				       HostCmd_ACT_GEN_SET, 0, NULL, true);2277		if (ret)2278			return -1;2279 2280		/* Download calibration data to firmware.2281		 * The cal-data can be read from device tree and/or2282		 * a configuration file and downloaded to firmware.2283		 */2284		if (adapter->dt_node) {2285			if (of_property_read_u32(adapter->dt_node,2286						 "marvell,wakeup-pin",2287						 &data) == 0) {2288				pr_debug("Wakeup pin = 0x%x\n", data);2289				adapter->hs_cfg.gpio = data;2290			}2291 2292			mwifiex_dnld_dt_cfgdata(priv, adapter->dt_node,2293						"marvell,caldata");2294		}2295 2296		if (adapter->cal_data)2297			mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,2298					 HostCmd_ACT_GEN_SET, 0, NULL, true);2299 2300		/* Read MAC address from HW */2301		ret = mwifiex_send_cmd(priv, HostCmd_CMD_GET_HW_SPEC,2302				       HostCmd_ACT_GEN_GET, 0, NULL, true);2303		if (ret)2304			return -1;2305 2306		/** Set SDIO Single Port RX Aggr Info */2307		if (priv->adapter->iface_type == MWIFIEX_SDIO &&2308		    ISSUPP_SDIO_SPA_ENABLED(priv->adapter->fw_cap_info) &&2309		    !priv->adapter->host_disable_sdio_rx_aggr) {2310			sdio_sp_rx_aggr_enable = true;2311			ret = mwifiex_send_cmd(priv,2312					       HostCmd_CMD_SDIO_SP_RX_AGGR_CFG,2313					       HostCmd_ACT_GEN_SET, 0,2314					       &sdio_sp_rx_aggr_enable,2315					       true);2316			if (ret) {2317				mwifiex_dbg(priv->adapter, ERROR,2318					    "error while enabling SP aggregation..disable it");2319				adapter->sdio_rx_aggr_enable = false;2320			}2321		}2322 2323		/* Reconfigure tx buf size */2324		ret = mwifiex_send_cmd(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF,2325				       HostCmd_ACT_GEN_SET, 0,2326				       &priv->adapter->tx_buf_size, true);2327		if (ret)2328			return -1;2329 2330		if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {2331			/* Enable IEEE PS by default */2332			priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;2333			ret = mwifiex_send_cmd(priv,2334					       HostCmd_CMD_802_11_PS_MODE_ENH,2335					       EN_AUTO_PS, BITMAP_STA_PS, NULL,2336					       true);2337			if (ret)2338				return -1;2339		}2340 2341		if (drcs) {2342			adapter->drcs_enabled = true;2343			if (ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))2344				ret = mwifiex_send_cmd(priv,2345						       HostCmd_CMD_MC_POLICY,2346						       HostCmd_ACT_GEN_SET, 0,2347						       &adapter->drcs_enabled,2348						       true);2349			if (ret)2350				return -1;2351		}2352 2353		mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REGION_CFG,2354				 HostCmd_ACT_GEN_GET, 0, NULL, true);2355	}2356 2357	/* get tx rate */2358	ret = mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,2359			       HostCmd_ACT_GEN_GET, 0, NULL, true);2360	if (ret)2361		return -1;2362	priv->data_rate = 0;2363 2364	/* get tx power */2365	ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR,2366			       HostCmd_ACT_GEN_GET, 0, NULL, true);2367	if (ret)2368		return -1;2369 2370	memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl));2371	amsdu_aggr_ctrl.enable = true;2372	/* Send request to firmware */2373	ret = mwifiex_send_cmd(priv, HostCmd_CMD_AMSDU_AGGR_CTRL,2374			       HostCmd_ACT_GEN_SET, 0,2375			       &amsdu_aggr_ctrl, true);2376	if (ret)2377		return -1;2378	/* MAC Control must be the last command in init_fw */2379	/* set MAC Control */2380	ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,2381			       HostCmd_ACT_GEN_SET, 0,2382			       &priv->curr_pkt_filter, true);2383	if (ret)2384		return -1;2385 2386	if (!disable_auto_ds && first_sta &&2387	    priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {2388		/* Enable auto deep sleep */2389		auto_ds.auto_ds = DEEP_SLEEP_ON;2390		auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;2391		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,2392				       EN_AUTO_PS, BITMAP_AUTO_DS,2393				       &auto_ds, true);2394		if (ret)2395			return -1;2396	}2397 2398	if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {2399		/* Send cmd to FW to enable/disable 11D function */2400		state_11d = ENABLE_11D;2401		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,2402				       HostCmd_ACT_GEN_SET, DOT11D_I,2403				       &state_11d, true);2404		if (ret)2405			mwifiex_dbg(priv->adapter, ERROR,2406				    "11D: failed to enable 11D\n");2407	}2408 2409	/* Pacekt aggregation handshake with firmware */2410	if (aggr_ctrl) {2411		packet_aggr_enable = true;2412		mwifiex_send_cmd(priv, HostCmd_CMD_PACKET_AGGR_CTRL,2413				 HostCmd_ACT_GEN_SET, 0,2414				 &packet_aggr_enable, true);2415	}2416 2417	/* Send cmd to FW to configure 11n specific configuration2418	 * (Short GI, Channel BW, Green field support etc.) for transmit2419	 */2420	tx_cfg.tx_htcap = MWIFIEX_FW_DEF_HTTXCFG;2421	ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_CFG,2422			       HostCmd_ACT_GEN_SET, 0, &tx_cfg, true);2423 2424	if (init) {2425		/* set last_init_cmd before sending the command */2426		priv->adapter->last_init_cmd = HostCmd_CMD_11N_CFG;2427		ret = -EINPROGRESS;2428	}2429 2430	return ret;2431}2432