/* * Marvell Wireless LAN device driver: station command response handling * * Copyright (C) 2011, Marvell International Ltd. * * This software file (the "File") is distributed by Marvell International * Ltd. under the terms of the GNU General Public License Version 2, June 1991 * (the "License"). You may use, redistribute and/or modify this File in * accordance with the terms and conditions of the License, a copy of which * is available by writing to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. * * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE * ARE EXPRESSLY DISCLAIMED. The License provides additional details about * this warranty disclaimer. */ #include "decl.h" #include "ioctl.h" #include "util.h" #include "fw.h" #include "main.h" #include "wmm.h" #include "11n.h" /* * This function handles the command response error case. * * For scan response error, the function cancels all the pending * scan commands and generates an event to inform the applications * of the scan completion. * * For Power Save command failure, we do not retry enter PS * command in case of Ad-hoc mode. * * For all other response errors, the current command buffer is freed * and returned to the free command queue. */ static void mwifiex_process_cmdresp_error(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct cmd_ctrl_node *cmd_node = NULL, *tmp_node; struct mwifiex_adapter *adapter = priv->adapter; struct host_cmd_ds_802_11_ps_mode_enh *pm; unsigned long flags; dev_err(adapter->dev, "CMD_RESP: cmd %#x error, result=%#x\n", resp->command, resp->result); if (adapter->curr_cmd->wait_q_enabled) adapter->cmd_wait_q.status = -1; switch (le16_to_cpu(resp->command)) { case HostCmd_CMD_802_11_PS_MODE_ENH: pm = &resp->params.psmode_enh; dev_err(adapter->dev, "PS_MODE_ENH cmd failed: result=0x%x action=0x%X\n", resp->result, le16_to_cpu(pm->action)); /* We do not re-try enter-ps command in ad-hoc mode. */ if (le16_to_cpu(pm->action) == EN_AUTO_PS && (le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) && priv->bss_mode == NL80211_IFTYPE_ADHOC) adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; break; case HostCmd_CMD_802_11_SCAN: /* Cancel all pending scan command */ spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); list_for_each_entry_safe(cmd_node, tmp_node, &adapter->scan_pending_q, list) { list_del(&cmd_node->list); spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); mwifiex_insert_cmd_to_free_q(adapter, cmd_node); spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); } spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->scan_processing = false; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); if (priv->report_scan_result) priv->report_scan_result = false; break; case HostCmd_CMD_MAC_CONTROL: break; default: break; } /* Handling errors here */ mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd = NULL; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); } /* * This function handles the command response of get RSSI info. * * Handling includes changing the header fields into CPU format * and saving the following parameters in driver - * - Last data and beacon RSSI value * - Average data and beacon RSSI value * - Last data and beacon NF value * - Average data and beacon NF value * * The parameters are send to the application as well, along with * calculated SNR values. */ static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_rssi_info_rsp *rssi_info_rsp = &resp->params.rssi_info_rsp; struct mwifiex_ds_misc_subsc_evt *subsc_evt = &priv->async_subsc_evt_storage; priv->data_rssi_last = le16_to_cpu(rssi_info_rsp->data_rssi_last); priv->data_nf_last = le16_to_cpu(rssi_info_rsp->data_nf_last); priv->data_rssi_avg = le16_to_cpu(rssi_info_rsp->data_rssi_avg); priv->data_nf_avg = le16_to_cpu(rssi_info_rsp->data_nf_avg); priv->bcn_rssi_last = le16_to_cpu(rssi_info_rsp->bcn_rssi_last); priv->bcn_nf_last = le16_to_cpu(rssi_info_rsp->bcn_nf_last); priv->bcn_rssi_avg = le16_to_cpu(rssi_info_rsp->bcn_rssi_avg); priv->bcn_nf_avg = le16_to_cpu(rssi_info_rsp->bcn_nf_avg); if (priv->subsc_evt_rssi_state == EVENT_HANDLED) return 0; memset(subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt)); /* Resubscribe low and high rssi events with new thresholds */ subsc_evt->events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH; subsc_evt->action = HostCmd_ACT_BITWISE_SET; if (priv->subsc_evt_rssi_state == RSSI_LOW_RECVD) { subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg - priv->cqm_rssi_hyst); subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold); } else if (priv->subsc_evt_rssi_state == RSSI_HIGH_RECVD) { subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold); subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg + priv->cqm_rssi_hyst); } subsc_evt->bcn_l_rssi_cfg.evt_freq = 1; subsc_evt->bcn_h_rssi_cfg.evt_freq = 1; priv->subsc_evt_rssi_state = EVENT_HANDLED; mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11_SUBSCRIBE_EVENT, 0, 0, subsc_evt); return 0; } /* * This function handles the command response of set/get SNMP * MIB parameters. * * Handling includes changing the header fields into CPU format * and saving the parameter in driver. * * The following parameters are supported - * - Fragmentation threshold * - RTS threshold * - Short retry limit */ static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv, struct host_cmd_ds_command *resp, u32 *data_buf) { struct host_cmd_ds_802_11_snmp_mib *smib = &resp->params.smib; u16 oid = le16_to_cpu(smib->oid); u16 query_type = le16_to_cpu(smib->query_type); u32 ul_temp; dev_dbg(priv->adapter->dev, "info: SNMP_RESP: oid value = %#x," " query_type = %#x, buf size = %#x\n", oid, query_type, le16_to_cpu(smib->buf_size)); if (query_type == HostCmd_ACT_GEN_GET) { ul_temp = le16_to_cpu(*((__le16 *) (smib->value))); if (data_buf) *data_buf = ul_temp; switch (oid) { case FRAG_THRESH_I: dev_dbg(priv->adapter->dev, "info: SNMP_RESP: FragThsd =%u\n", ul_temp); break; case RTS_THRESH_I: dev_dbg(priv->adapter->dev, "info: SNMP_RESP: RTSThsd =%u\n", ul_temp); break; case SHORT_RETRY_LIM_I: dev_dbg(priv->adapter->dev, "info: SNMP_RESP: TxRetryCount=%u\n", ul_temp); break; case DTIM_PERIOD_I: dev_dbg(priv->adapter->dev, "info: SNMP_RESP: DTIM period=%u\n", ul_temp); default: break; } } return 0; } /* * This function handles the command response of get log request * * Handling includes changing the header fields into CPU format * and sending the received parameters to application. */ static int mwifiex_ret_get_log(struct mwifiex_private *priv, struct host_cmd_ds_command *resp, struct mwifiex_ds_get_stats *stats) { struct host_cmd_ds_802_11_get_log *get_log = &resp->params.get_log; if (stats) { stats->mcast_tx_frame = le32_to_cpu(get_log->mcast_tx_frame); stats->failed = le32_to_cpu(get_log->failed); stats->retry = le32_to_cpu(get_log->retry); stats->multi_retry = le32_to_cpu(get_log->multi_retry); stats->frame_dup = le32_to_cpu(get_log->frame_dup); stats->rts_success = le32_to_cpu(get_log->rts_success); stats->rts_failure = le32_to_cpu(get_log->rts_failure); stats->ack_failure = le32_to_cpu(get_log->ack_failure); stats->rx_frag = le32_to_cpu(get_log->rx_frag); stats->mcast_rx_frame = le32_to_cpu(get_log->mcast_rx_frame); stats->fcs_error = le32_to_cpu(get_log->fcs_error); stats->tx_frame = le32_to_cpu(get_log->tx_frame); stats->wep_icv_error[0] = le32_to_cpu(get_log->wep_icv_err_cnt[0]); stats->wep_icv_error[1] = le32_to_cpu(get_log->wep_icv_err_cnt[1]); stats->wep_icv_error[2] = le32_to_cpu(get_log->wep_icv_err_cnt[2]); stats->wep_icv_error[3] = le32_to_cpu(get_log->wep_icv_err_cnt[3]); } return 0; } /* * This function handles the command response of set/get Tx rate * configurations. * * Handling includes changing the header fields into CPU format * and saving the following parameters in driver - * - DSSS rate bitmap * - OFDM rate bitmap * - HT MCS rate bitmaps * * Based on the new rate bitmaps, the function re-evaluates if * auto data rate has been activated. If not, it sends another * query to the firmware to get the current Tx data rate. */ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_tx_rate_cfg *rate_cfg = &resp->params.tx_rate_cfg; struct mwifiex_rate_scope *rate_scope; struct mwifiex_ie_types_header *head; u16 tlv, tlv_buf_len; u8 *tlv_buf; u32 i; tlv_buf = ((u8 *)rate_cfg) + sizeof(struct host_cmd_ds_tx_rate_cfg); tlv_buf_len = *(u16 *) (tlv_buf + sizeof(u16)); while (tlv_buf && tlv_buf_len > 0) { tlv = (*tlv_buf); tlv = tlv | (*(tlv_buf + 1) << 8); switch (tlv) { case TLV_TYPE_RATE_SCOPE: rate_scope = (struct mwifiex_rate_scope *) tlv_buf; priv->bitmap_rates[0] = le16_to_cpu(rate_scope->hr_dsss_rate_bitmap); priv->bitmap_rates[1] = le16_to_cpu(rate_scope->ofdm_rate_bitmap); for (i = 0; i < sizeof(rate_scope->ht_mcs_rate_bitmap) / sizeof(u16); i++) priv->bitmap_rates[2 + i] = le16_to_cpu(rate_scope-> ht_mcs_rate_bitmap[i]); break; /* Add RATE_DROP tlv here */ } head = (struct mwifiex_ie_types_header *) tlv_buf; tlv_buf += le16_to_cpu(head->len) + sizeof(*head); tlv_buf_len -= le16_to_cpu(head->len); } priv->is_data_rate_auto = mwifiex_is_rate_auto(priv); if (priv->is_data_rate_auto) priv->data_rate = 0; else return mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, HostCmd_ACT_GEN_GET, 0, NULL); return 0; } /* * This function handles the command response of get Tx power level. * * Handling includes saving the maximum and minimum Tx power levels * in driver, as well as sending the values to user. */ static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf) { int length, max_power = -1, min_power = -1; struct mwifiex_types_power_group *pg_tlv_hdr; struct mwifiex_power_group *pg; if (!data_buf) return -1; pg_tlv_hdr = (struct mwifiex_types_power_group *) ((u8 *) data_buf + sizeof(struct host_cmd_ds_txpwr_cfg)); pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group)); length = pg_tlv_hdr->length; if (length > 0) { max_power = pg->power_max; min_power = pg->power_min; length -= sizeof(struct mwifiex_power_group); } while (length) { pg++; if (max_power < pg->power_max) max_power = pg->power_max; if (min_power > pg->power_min) min_power = pg->power_min; length -= sizeof(struct mwifiex_power_group); } if (pg_tlv_hdr->length > 0) { priv->min_tx_power_level = (u8) min_power; priv->max_tx_power_level = (u8) max_power; } return 0; } /* * This function handles the command response of set/get Tx power * configurations. * * Handling includes changing the header fields into CPU format * and saving the current Tx power level in driver. */ static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct mwifiex_adapter *adapter = priv->adapter; struct host_cmd_ds_txpwr_cfg *txp_cfg = &resp->params.txp_cfg; struct mwifiex_types_power_group *pg_tlv_hdr; struct mwifiex_power_group *pg; u16 action = le16_to_cpu(txp_cfg->action); switch (action) { case HostCmd_ACT_GEN_GET: pg_tlv_hdr = (struct mwifiex_types_power_group *) ((u8 *) txp_cfg + sizeof(struct host_cmd_ds_txpwr_cfg)); pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group)); if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) mwifiex_get_power_level(priv, txp_cfg); priv->tx_power_level = (u16) pg->power_min; break; case HostCmd_ACT_GEN_SET: if (!le32_to_cpu(txp_cfg->mode)) break; pg_tlv_hdr = (struct mwifiex_types_power_group *) ((u8 *) txp_cfg + sizeof(struct host_cmd_ds_txpwr_cfg)); pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group)); if (pg->power_max == pg->power_min) priv->tx_power_level = (u16) pg->power_min; break; default: dev_err(adapter->dev, "CMD_RESP: unknown cmd action %d\n", action); return 0; } dev_dbg(adapter->dev, "info: Current TxPower Level = %d, Max Power=%d, Min Power=%d\n", priv->tx_power_level, priv->max_tx_power_level, priv->min_tx_power_level); return 0; } /* * This function handles the command response of get RF Tx power. */ static int mwifiex_ret_rf_tx_power(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_rf_tx_pwr *txp = &resp->params.txp; u16 action = le16_to_cpu(txp->action); priv->tx_power_level = le16_to_cpu(txp->cur_level); if (action == HostCmd_ACT_GEN_GET) { priv->max_tx_power_level = txp->max_power; priv->min_tx_power_level = txp->min_power; } dev_dbg(priv->adapter->dev, "Current TxPower Level=%d, Max Power=%d, Min Power=%d\n", priv->tx_power_level, priv->max_tx_power_level, priv->min_tx_power_level); return 0; } /* * This function handles the command response of set rf antenna */ static int mwifiex_ret_rf_antenna(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_rf_ant_mimo *ant_mimo = &resp->params.ant_mimo; struct host_cmd_ds_rf_ant_siso *ant_siso = &resp->params.ant_siso; struct mwifiex_adapter *adapter = priv->adapter; if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) dev_dbg(adapter->dev, "RF_ANT_RESP: Tx action = 0x%x, Tx Mode = 0x%04x" " Rx action = 0x%x, Rx Mode = 0x%04x\n", le16_to_cpu(ant_mimo->action_tx), le16_to_cpu(ant_mimo->tx_ant_mode), le16_to_cpu(ant_mimo->action_rx), le16_to_cpu(ant_mimo->rx_ant_mode)); else dev_dbg(adapter->dev, "RF_ANT_RESP: action = 0x%x, Mode = 0x%04x\n", le16_to_cpu(ant_siso->action), le16_to_cpu(ant_siso->ant_mode)); return 0; } /* * This function handles the command response of set/get MAC address. * * Handling includes saving the MAC address in driver. */ static int mwifiex_ret_802_11_mac_address(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_mac_address *cmd_mac_addr = &resp->params.mac_addr; memcpy(priv->curr_addr, cmd_mac_addr->mac_addr, ETH_ALEN); dev_dbg(priv->adapter->dev, "info: set mac address: %pM\n", priv->curr_addr); return 0; } /* * This function handles the command response of set/get MAC multicast * address. */ static int mwifiex_ret_mac_multicast_adr(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { return 0; } /* * This function handles the command response of get Tx rate query. * * Handling includes changing the header fields into CPU format * and saving the Tx rate and HT information parameters in driver. * * Both rate configuration and current data rate can be retrieved * with this request. */ static int mwifiex_ret_802_11_tx_rate_query(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { priv->tx_rate = resp->params.tx_rate.tx_rate; priv->tx_htinfo = resp->params.tx_rate.ht_info; if (!priv->is_data_rate_auto) priv->data_rate = mwifiex_index_to_data_rate(priv, priv->tx_rate, priv->tx_htinfo); return 0; } /* * This function handles the command response of a deauthenticate * command. * * If the deauthenticated MAC matches the current BSS MAC, the connection * state is reset. */ static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct mwifiex_adapter *adapter = priv->adapter; adapter->dbg.num_cmd_deauth++; if (!memcmp(resp->params.deauth.mac_addr, &priv->curr_bss_params.bss_descriptor.mac_address, sizeof(resp->params.deauth.mac_addr))) mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING); return 0; } /* * This function handles the command response of ad-hoc stop. * * The function resets the connection state in driver. */ static int mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING); return 0; } /* * This function handles the command response of set/get key material. * * Handling includes updating the driver parameters to reflect the * changes. */ static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_key_material *key = &resp->params.key_material; if (le16_to_cpu(key->action) == HostCmd_ACT_GEN_SET) { if ((le16_to_cpu(key->key_param_set.key_info) & KEY_MCAST)) { dev_dbg(priv->adapter->dev, "info: key: GTK is set\n"); priv->wpa_is_gtk_set = true; priv->scan_block = false; } } memset(priv->aes_key.key_param_set.key, 0, sizeof(key->key_param_set.key)); priv->aes_key.key_param_set.key_len = key->key_param_set.key_len; memcpy(priv->aes_key.key_param_set.key, key->key_param_set.key, le16_to_cpu(priv->aes_key.key_param_set.key_len)); return 0; } /* * This function handles the command response of get 11d domain information. */ static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11d_domain_info_rsp *domain_info = &resp->params.domain_info_resp; struct mwifiex_ietypes_domain_param_set *domain = &domain_info->domain; u16 action = le16_to_cpu(domain_info->action); u8 no_of_triplet; no_of_triplet = (u8) ((le16_to_cpu(domain->header.len) - IEEE80211_COUNTRY_STRING_LEN) / sizeof(struct ieee80211_country_ie_triplet)); dev_dbg(priv->adapter->dev, "info: 11D Domain Info Resp: no_of_triplet=%d\n", no_of_triplet); if (no_of_triplet > MWIFIEX_MAX_TRIPLET_802_11D) { dev_warn(priv->adapter->dev, "11D: invalid number of triplets %d returned\n", no_of_triplet); return -1; } switch (action) { case HostCmd_ACT_GEN_SET: /* Proc Set Action */ break; case HostCmd_ACT_GEN_GET: break; default: dev_err(priv->adapter->dev, "11D: invalid action:%d\n", domain_info->action); return -1; } return 0; } /* * This function handles the command response of get extended version. * * Handling includes forming the extended version string and sending it * to application. */ static int mwifiex_ret_ver_ext(struct mwifiex_private *priv, struct host_cmd_ds_command *resp, struct host_cmd_ds_version_ext *version_ext) { struct host_cmd_ds_version_ext *ver_ext = &resp->params.verext; if (version_ext) { version_ext->version_str_sel = ver_ext->version_str_sel; memcpy(version_ext->version_str, ver_ext->version_str, sizeof(char) * 128); memcpy(priv->version_str, ver_ext->version_str, 128); } return 0; } /* * This function handles the command response of remain on channel. */ static int mwifiex_ret_remain_on_chan(struct mwifiex_private *priv, struct host_cmd_ds_command *resp, struct host_cmd_ds_remain_on_chan *roc_cfg) { struct host_cmd_ds_remain_on_chan *resp_cfg = &resp->params.roc_cfg; if (roc_cfg) memcpy(roc_cfg, resp_cfg, sizeof(*roc_cfg)); return 0; } /* * This function handles the command response of P2P mode cfg. */ static int mwifiex_ret_p2p_mode_cfg(struct mwifiex_private *priv, struct host_cmd_ds_command *resp, void *data_buf) { struct host_cmd_ds_p2p_mode_cfg *mode_cfg = &resp->params.mode_cfg; if (data_buf) *((u16 *)data_buf) = le16_to_cpu(mode_cfg->mode); return 0; } /* * This function handles the command response of register access. * * The register value and offset are returned to the user. For EEPROM * access, the byte count is also returned. */ static int mwifiex_ret_reg_access(u16 type, struct host_cmd_ds_command *resp, void *data_buf) { struct mwifiex_ds_reg_rw *reg_rw; struct mwifiex_ds_read_eeprom *eeprom; union reg { struct host_cmd_ds_mac_reg_access *mac; struct host_cmd_ds_bbp_reg_access *bbp; struct host_cmd_ds_rf_reg_access *rf; struct host_cmd_ds_pmic_reg_access *pmic; struct host_cmd_ds_802_11_eeprom_access *eeprom; } r; if (!data_buf) return 0; reg_rw = data_buf; eeprom = data_buf; switch (type) { case HostCmd_CMD_MAC_REG_ACCESS: r.mac = &resp->params.mac_reg; reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.mac->offset)); reg_rw->value = r.mac->value; break; case HostCmd_CMD_BBP_REG_ACCESS: r.bbp = &resp->params.bbp_reg; reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.bbp->offset)); reg_rw->value = cpu_to_le32((u32) r.bbp->value); break; case HostCmd_CMD_RF_REG_ACCESS: r.rf = &resp->params.rf_reg; reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.rf->offset)); reg_rw->value = cpu_to_le32((u32) r.bbp->value); break; case HostCmd_CMD_PMIC_REG_ACCESS: r.pmic = &resp->params.pmic_reg; reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.pmic->offset)); reg_rw->value = cpu_to_le32((u32) r.pmic->value); break; case HostCmd_CMD_CAU_REG_ACCESS: r.rf = &resp->params.rf_reg; reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.rf->offset)); reg_rw->value = cpu_to_le32((u32) r.rf->value); break; case HostCmd_CMD_802_11_EEPROM_ACCESS: r.eeprom = &resp->params.eeprom; pr_debug("info: EEPROM read len=%x\n", r.eeprom->byte_count); if (le16_to_cpu(eeprom->byte_count) < le16_to_cpu(r.eeprom->byte_count)) { eeprom->byte_count = cpu_to_le16(0); pr_debug("info: EEPROM read length is too big\n"); return -1; } eeprom->offset = r.eeprom->offset; eeprom->byte_count = r.eeprom->byte_count; if (le16_to_cpu(eeprom->byte_count) > 0) memcpy(&eeprom->value, &r.eeprom->value, le16_to_cpu(r.eeprom->byte_count)); break; default: return -1; } return 0; } /* * This function handles the command response of get IBSS coalescing status. * * If the received BSSID is different than the current one, the current BSSID, * beacon interval, ATIM window and ERP information are updated, along with * changing the ad-hoc state accordingly. */ static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_ibss_status *ibss_coal_resp = &(resp->params.ibss_coalescing); if (le16_to_cpu(ibss_coal_resp->action) == HostCmd_ACT_GEN_SET) return 0; dev_dbg(priv->adapter->dev, "info: new BSSID %pM\n", ibss_coal_resp->bssid); /* If rsp has NULL BSSID, Just return..... No Action */ if (is_zero_ether_addr(ibss_coal_resp->bssid)) { dev_warn(priv->adapter->dev, "new BSSID is NULL\n"); return 0; } /* If BSSID is diff, modify current BSS parameters */ if (memcmp(priv->curr_bss_params.bss_descriptor.mac_address, ibss_coal_resp->bssid, ETH_ALEN)) { /* BSSID */ memcpy(priv->curr_bss_params.bss_descriptor.mac_address, ibss_coal_resp->bssid, ETH_ALEN); /* Beacon Interval */ priv->curr_bss_params.bss_descriptor.beacon_period = le16_to_cpu(ibss_coal_resp->beacon_interval); /* ERP Information */ priv->curr_bss_params.bss_descriptor.erp_flags = (u8) le16_to_cpu(ibss_coal_resp->use_g_rate_protect); priv->adhoc_state = ADHOC_COALESCED; } return 0; } /* * This function handles the command response for subscribe event command. */ static int mwifiex_ret_subsc_evt(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_subsc_evt *cmd_sub_event = &resp->params.subsc_evt; /* For every subscribe event command (Get/Set/Clear), FW reports the * current set of subscribed events*/ dev_dbg(priv->adapter->dev, "Bitmap of currently subscribed events: %16x\n", le16_to_cpu(cmd_sub_event->events)); return 0; } /* * This function handles the command responses. * * This is a generic function, which calls command specific * response handlers based on the command ID. */ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, struct host_cmd_ds_command *resp) { int ret = 0; struct mwifiex_adapter *adapter = priv->adapter; void *data_buf = adapter->curr_cmd->data_buf; /* If the command is not successful, cleanup and return failure */ if (resp->result != HostCmd_RESULT_OK) { mwifiex_process_cmdresp_error(priv, resp); return -1; } /* Command successful, handle response */ switch (cmdresp_no) { case HostCmd_CMD_GET_HW_SPEC: ret = mwifiex_ret_get_hw_spec(priv, resp); break; case HostCmd_CMD_MAC_CONTROL: break; case HostCmd_CMD_802_11_MAC_ADDRESS: ret = mwifiex_ret_802_11_mac_address(priv, resp); break; case HostCmd_CMD_MAC_MULTICAST_ADR: ret = mwifiex_ret_mac_multicast_adr(priv, resp); break; case HostCmd_CMD_TX_RATE_CFG: ret = mwifiex_ret_tx_rate_cfg(priv, resp); break; case HostCmd_CMD_802_11_SCAN: ret = mwifiex_ret_802_11_scan(priv, resp); adapter->curr_cmd->wait_q_enabled = false; break; case HostCmd_CMD_802_11_BG_SCAN_QUERY: ret = mwifiex_ret_802_11_scan(priv, resp); dev_dbg(adapter->dev, "info: CMD_RESP: BG_SCAN result is ready!\n"); break; case HostCmd_CMD_TXPWR_CFG: ret = mwifiex_ret_tx_power_cfg(priv, resp); break; case HostCmd_CMD_RF_TX_PWR: ret = mwifiex_ret_rf_tx_power(priv, resp); break; case HostCmd_CMD_RF_ANTENNA: ret = mwifiex_ret_rf_antenna(priv, resp); break; case HostCmd_CMD_802_11_PS_MODE_ENH: ret = mwifiex_ret_enh_power_mode(priv, resp, data_buf); break; case HostCmd_CMD_802_11_HS_CFG_ENH: ret = mwifiex_ret_802_11_hs_cfg(priv, resp); break; case HostCmd_CMD_802_11_ASSOCIATE: ret = mwifiex_ret_802_11_associate(priv, resp); break; case HostCmd_CMD_802_11_DEAUTHENTICATE: ret = mwifiex_ret_802_11_deauthenticate(priv, resp); break; case HostCmd_CMD_802_11_AD_HOC_START: case HostCmd_CMD_802_11_AD_HOC_JOIN: ret = mwifiex_ret_802_11_ad_hoc(priv, resp); break; case HostCmd_CMD_802_11_AD_HOC_STOP: ret = mwifiex_ret_802_11_ad_hoc_stop(priv, resp); break; case HostCmd_CMD_802_11_GET_LOG: ret = mwifiex_ret_get_log(priv, resp, data_buf); break; case HostCmd_CMD_RSSI_INFO: ret = mwifiex_ret_802_11_rssi_info(priv, resp); break; case HostCmd_CMD_802_11_SNMP_MIB: ret = mwifiex_ret_802_11_snmp_mib(priv, resp, data_buf); break; case HostCmd_CMD_802_11_TX_RATE_QUERY: ret = mwifiex_ret_802_11_tx_rate_query(priv, resp); break; case HostCmd_CMD_VERSION_EXT: ret = mwifiex_ret_ver_ext(priv, resp, data_buf); break; case HostCmd_CMD_REMAIN_ON_CHAN: ret = mwifiex_ret_remain_on_chan(priv, resp, data_buf); break; case HostCmd_CMD_P2P_MODE_CFG: ret = mwifiex_ret_p2p_mode_cfg(priv, resp, data_buf); break; case HostCmd_CMD_MGMT_FRAME_REG: case HostCmd_CMD_FUNC_INIT: case HostCmd_CMD_FUNC_SHUTDOWN: break; case HostCmd_CMD_802_11_KEY_MATERIAL: ret = mwifiex_ret_802_11_key_material(priv, resp); break; case HostCmd_CMD_802_11D_DOMAIN_INFO: ret = mwifiex_ret_802_11d_domain_info(priv, resp); break; case HostCmd_CMD_11N_ADDBA_REQ: ret = mwifiex_ret_11n_addba_req(priv, resp); break; case HostCmd_CMD_11N_DELBA: ret = mwifiex_ret_11n_delba(priv, resp); break; case HostCmd_CMD_11N_ADDBA_RSP: ret = mwifiex_ret_11n_addba_resp(priv, resp); break; case HostCmd_CMD_RECONFIGURE_TX_BUFF: adapter->tx_buf_size = (u16) le16_to_cpu(resp->params. tx_buf.buff_size); adapter->tx_buf_size = (adapter->tx_buf_size / MWIFIEX_SDIO_BLOCK_SIZE) * MWIFIEX_SDIO_BLOCK_SIZE; adapter->curr_tx_buf_size = adapter->tx_buf_size; dev_dbg(adapter->dev, "cmd: curr_tx_buf_size=%d\n", adapter->curr_tx_buf_size); if (adapter->if_ops.update_mp_end_port) adapter->if_ops.update_mp_end_port(adapter, le16_to_cpu(resp->params.tx_buf.mp_end_port)); break; case HostCmd_CMD_AMSDU_AGGR_CTRL: break; case HostCmd_CMD_WMM_GET_STATUS: ret = mwifiex_ret_wmm_get_status(priv, resp); break; case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS: ret = mwifiex_ret_ibss_coalescing_status(priv, resp); break; case HostCmd_CMD_MAC_REG_ACCESS: case HostCmd_CMD_BBP_REG_ACCESS: case HostCmd_CMD_RF_REG_ACCESS: case HostCmd_CMD_PMIC_REG_ACCESS: case HostCmd_CMD_CAU_REG_ACCESS: case HostCmd_CMD_802_11_EEPROM_ACCESS: ret = mwifiex_ret_reg_access(cmdresp_no, resp, data_buf); break; case HostCmd_CMD_SET_BSS_MODE: break; case HostCmd_CMD_11N_CFG: break; case HostCmd_CMD_PCIE_DESC_DETAILS: break; case HostCmd_CMD_802_11_SUBSCRIBE_EVENT: ret = mwifiex_ret_subsc_evt(priv, resp); break; case HostCmd_CMD_UAP_SYS_CONFIG: break; case HostCmd_CMD_UAP_BSS_START: priv->bss_started = 1; break; case HostCmd_CMD_UAP_BSS_STOP: priv->bss_started = 0; break; default: dev_err(adapter->dev, "CMD_RESP: unknown cmd response %#x\n", resp->command); break; } return ret; }