/* * Copyright (c) 2013 Eugene Krasnikov * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include #include #include #include #include #include "smd.h" struct wcn36xx_cfg_val { u32 cfg_id; u32 value; }; #define WCN36XX_CFG_VAL(id, val) \ { \ .cfg_id = WCN36XX_HAL_CFG_ ## id, \ .value = val \ } static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = { WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1), WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1), WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0), WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785), WCN36XX_CFG_VAL(CAL_PERIOD, 5), WCN36XX_CFG_VAL(CAL_CONTROL, 1), WCN36XX_CFG_VAL(PROXIMITY, 0), WCN36XX_CFG_VAL(NETWORK_DENSITY, 3), WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 6000), WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64), WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347), WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15), WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15), WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000), WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5), WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10), WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15), WCN36XX_CFG_VAL(FIXED_RATE, 0), WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4), WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0), WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0), WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5), WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1), WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5), WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5), WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40), WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200), WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1), WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1), WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20), WCN36XX_CFG_VAL(STATS_PERIOD, 10), WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000), WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0), WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128), WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560), WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0), WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1), WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1), WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0), WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000), WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000), WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10), WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0), WCN36XX_CFG_VAL(ENABLE_DYNAMIC_RA_START_RATE, 133), /* MCS 5 */ WCN36XX_CFG_VAL(LINK_FAIL_TX_CNT, 1000), }; static struct wcn36xx_cfg_val wcn3680_cfg_vals[] = { WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1), WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1), WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0), WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785), WCN36XX_CFG_VAL(CAL_PERIOD, 5), WCN36XX_CFG_VAL(CAL_CONTROL, 1), WCN36XX_CFG_VAL(PROXIMITY, 0), WCN36XX_CFG_VAL(NETWORK_DENSITY, 3), WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 4096), WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64), WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347), WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15), WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15), WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000), WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5), WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10), WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15), WCN36XX_CFG_VAL(FIXED_RATE, 0), WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4), WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0), WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0), WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5), WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1), WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5), WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_24GHZ, 1), WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5), WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40), WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200), WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1), WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1), WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20), WCN36XX_CFG_VAL(STATS_PERIOD, 10), WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000), WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0), WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128), WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560), WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0), WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1), WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1), WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0), WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000), WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000), WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10), WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0), WCN36XX_CFG_VAL(TDLS_PUAPSD_MASK, 0), WCN36XX_CFG_VAL(TDLS_PUAPSD_BUFFER_STA_CAPABLE, 1), WCN36XX_CFG_VAL(TDLS_PUAPSD_INACTIVITY_TIME, 0), WCN36XX_CFG_VAL(TDLS_PUAPSD_RX_FRAME_THRESHOLD, 10), WCN36XX_CFG_VAL(TDLS_OFF_CHANNEL_CAPABLE, 1), WCN36XX_CFG_VAL(ENABLE_ADAPTIVE_RX_DRAIN, 1), WCN36XX_CFG_VAL(FLEXCONNECT_POWER_FACTOR, 0), WCN36XX_CFG_VAL(ANTENNA_DIVERSITY, 3), WCN36XX_CFG_VAL(ATH_DISABLE, 0), WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_WLAN_LEN, 60000), WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_BT_LEN, 90000), WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_WLAN_LEN, 30000), WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_BT_LEN, 30000), WCN36XX_CFG_VAL(ASD_PROBE_INTERVAL, 50), WCN36XX_CFG_VAL(ASD_TRIGGER_THRESHOLD, -60), WCN36XX_CFG_VAL(ASD_RTT_RSSI_HYST_THRESHOLD, 3), WCN36XX_CFG_VAL(BTC_CTS2S_ON_STA_DURING_SCO, 0), WCN36XX_CFG_VAL(RA_FILTER_ENABLE, 0), WCN36XX_CFG_VAL(RA_RATE_LIMIT_INTERVAL, 60), WCN36XX_CFG_VAL(BTC_FATAL_HID_NSNIFF_BLK, 2), WCN36XX_CFG_VAL(BTC_CRITICAL_HID_NSNIFF_BLK, 1), WCN36XX_CFG_VAL(BTC_DYN_A2DP_TX_QUEUE_THOLD, 0), WCN36XX_CFG_VAL(BTC_DYN_OPP_TX_QUEUE_THOLD, 1), WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_SP, 10), WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT, 50), WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT, 50), WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT_MEAS_WINDOW, 500), WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT_MEAS_WINDOW, 500), WCN36XX_CFG_VAL(MAX_PSPOLL_IN_WMM_UAPSD_PS_MODE, 0), WCN36XX_CFG_VAL(MAX_UAPSD_INACTIVITY_INTERVALS, 10), WCN36XX_CFG_VAL(ENABLE_DYNAMIC_WMMPS, 1), WCN36XX_CFG_VAL(BURST_MODE_BE_TXOP_VALUE, 0), WCN36XX_CFG_VAL(ENABLE_DYNAMIC_RA_START_RATE, 136), WCN36XX_CFG_VAL(BTC_FAST_WLAN_CONN_PREF, 1), WCN36XX_CFG_VAL(ENABLE_RTSCTS_HTVHT, 0), WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_WLAN_LEN, 30000), WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_BT_LEN, 120000), WCN36XX_CFG_VAL(LINK_FAIL_TX_CNT, 1000), WCN36XX_CFG_VAL(TOGGLE_ARP_BDRATES, 0), WCN36XX_CFG_VAL(OPTIMIZE_CA_EVENT, 0), WCN36XX_CFG_VAL(EXT_SCAN_CONC_MODE, 0), WCN36XX_CFG_VAL(BAR_WAKEUP_HOST_DISABLE, 0), WCN36XX_CFG_VAL(SAR_BOFFSET_CORRECTION_ENABLE, 0), WCN36XX_CFG_VAL(BTC_DISABLE_WLAN_LINK_CRITICAL, 5), WCN36XX_CFG_VAL(DISABLE_SCAN_DURING_SCO, 2), WCN36XX_CFG_VAL(CONS_BCNMISS_COUNT, 0), WCN36XX_CFG_VAL(UNITS_OF_BCN_WAIT_TIME, 0), WCN36XX_CFG_VAL(TRIGGER_NULLFRAME_BEFORE_HB, 0), WCN36XX_CFG_VAL(ENABLE_POWERSAVE_OFFLOAD, 0), }; static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value) { struct wcn36xx_hal_cfg *entry; u32 *val; if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) { wcn36xx_err("Not enough room for TLV entry\n"); return -ENOMEM; } entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len); entry->id = id; entry->len = sizeof(u32); entry->pad_bytes = 0; entry->reserve = 0; val = (u32 *) (entry + 1); *val = value; *len += sizeof(*entry) + sizeof(u32); return 0; } static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn, struct ieee80211_sta *sta, struct wcn36xx_hal_config_bss_params *bss_params) { if (NL80211_BAND_5GHZ == WCN36XX_BAND(wcn)) bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE; else if (sta && sta->ht_cap.ht_supported) bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE; else if (sta && (sta->supp_rates[NL80211_BAND_2GHZ] & 0x7f)) bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE; else bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE; } static inline u8 is_cap_supported(unsigned long caps, unsigned long flag) { return caps & flag ? 1 : 0; } static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct wcn36xx_hal_config_bss_params *bss_params) { if (sta && sta->ht_cap.ht_supported) { unsigned long caps = sta->ht_cap.cap; bss_params->ht = sta->ht_cap.ht_supported; bss_params->tx_channel_width_set = is_cap_supported(caps, IEEE80211_HT_CAP_SUP_WIDTH_20_40); bss_params->lsig_tx_op_protection_full_support = is_cap_supported(caps, IEEE80211_HT_CAP_LSIG_TXOP_PROT); bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode; bss_params->lln_non_gf_coexist = !!(vif->bss_conf.ht_operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */ bss_params->dual_cts_protection = 0; /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */ bss_params->ht20_coexist = 0; } } static void wcn36xx_smd_set_bss_vht_params(struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct wcn36xx_hal_config_bss_params_v1 *bss) { if (sta && sta->vht_cap.vht_supported) bss->vht_capable = 1; } static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta, struct wcn36xx_hal_config_sta_params *sta_params) { if (sta->ht_cap.ht_supported) { unsigned long caps = sta->ht_cap.cap; sta_params->ht_capable = sta->ht_cap.ht_supported; sta_params->tx_channel_width_set = is_cap_supported(caps, IEEE80211_HT_CAP_SUP_WIDTH_20_40); sta_params->lsig_txop_protection = is_cap_supported(caps, IEEE80211_HT_CAP_LSIG_TXOP_PROT); sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor; sta_params->max_ampdu_density = sta->ht_cap.ampdu_density; /* max_amsdu_size: 1 : 3839 bytes, 0 : 7935 bytes (max) */ sta_params->max_amsdu_size = !is_cap_supported(caps, IEEE80211_HT_CAP_MAX_AMSDU); sta_params->sgi_20Mhz = is_cap_supported(caps, IEEE80211_HT_CAP_SGI_20); sta_params->sgi_40mhz = is_cap_supported(caps, IEEE80211_HT_CAP_SGI_40); sta_params->green_field_capable = is_cap_supported(caps, IEEE80211_HT_CAP_GRN_FLD); sta_params->delayed_ba_support = is_cap_supported(caps, IEEE80211_HT_CAP_DELAY_BA); sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps, IEEE80211_HT_CAP_DSSSCCK40); } } static void wcn36xx_smd_set_sta_vht_params(struct wcn36xx *wcn, struct ieee80211_sta *sta, struct wcn36xx_hal_config_sta_params_v1 *sta_params) { if (sta->vht_cap.vht_supported) { unsigned long caps = sta->vht_cap.cap; sta_params->vht_capable = sta->vht_cap.vht_supported; sta_params->vht_ldpc_enabled = is_cap_supported(caps, IEEE80211_VHT_CAP_RXLDPC); if (get_feat_caps(wcn->fw_feat_caps, MU_MIMO)) { sta_params->vht_tx_mu_beamformee_capable = is_cap_supported(caps, IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); if (sta_params->vht_tx_mu_beamformee_capable) sta_params->vht_tx_bf_enabled = 1; } else { sta_params->vht_tx_mu_beamformee_capable = 0; } sta_params->vht_tx_channel_width_set = 0; } } static void wcn36xx_smd_set_sta_ht_ldpc_params(struct ieee80211_sta *sta, struct wcn36xx_hal_config_sta_params_v1 *sta_params) { if (sta->ht_cap.ht_supported) { sta_params->ht_ldpc_enabled = is_cap_supported(sta->ht_cap.cap, IEEE80211_HT_CAP_LDPC_CODING); } } static void wcn36xx_smd_set_sta_default_ht_params( struct wcn36xx_hal_config_sta_params *sta_params) { sta_params->ht_capable = 1; sta_params->tx_channel_width_set = 1; sta_params->lsig_txop_protection = 1; sta_params->max_ampdu_size = 3; sta_params->max_ampdu_density = 5; sta_params->max_amsdu_size = 0; sta_params->sgi_20Mhz = 1; sta_params->sgi_40mhz = 1; sta_params->green_field_capable = 1; sta_params->delayed_ba_support = 0; sta_params->dsss_cck_mode_40mhz = 1; } static void wcn36xx_smd_set_sta_default_vht_params(struct wcn36xx *wcn, struct wcn36xx_hal_config_sta_params_v1 *sta_params) { if (wcn->rf_id == RF_IRIS_WCN3680) { sta_params->vht_capable = 1; sta_params->vht_tx_mu_beamformee_capable = 1; } else { sta_params->vht_capable = 0; sta_params->vht_tx_mu_beamformee_capable = 0; } sta_params->vht_ldpc_enabled = 0; sta_params->vht_tx_channel_width_set = 0; sta_params->vht_tx_bf_enabled = 0; } static void wcn36xx_smd_set_sta_default_ht_ldpc_params(struct wcn36xx *wcn, struct wcn36xx_hal_config_sta_params_v1 *sta_params) { if (wcn->rf_id == RF_IRIS_WCN3680) sta_params->ht_ldpc_enabled = 1; else sta_params->ht_ldpc_enabled = 0; } static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct wcn36xx_hal_config_sta_params *sta_params) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_sta *sta_priv = NULL; if (vif->type == NL80211_IFTYPE_ADHOC || vif->type == NL80211_IFTYPE_AP || vif->type == NL80211_IFTYPE_MESH_POINT) { sta_params->type = 1; sta_params->sta_index = WCN36XX_HAL_STA_INVALID_IDX; } else { sta_params->type = 0; sta_params->sta_index = vif_priv->self_sta_index; } sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); /* * In STA mode ieee80211_sta contains bssid and ieee80211_vif * contains our mac address. In AP mode we are bssid so vif * contains bssid and ieee80211_sta contains mac. */ if (NL80211_IFTYPE_STATION == vif->type) memcpy(&sta_params->mac, vif->addr, ETH_ALEN); else memcpy(&sta_params->bssid, vif->addr, ETH_ALEN); sta_params->encrypt_type = vif_priv->encrypt_type; sta_params->short_preamble_supported = true; sta_params->rifs_mode = 0; sta_params->rmf = 0; sta_params->action = 0; sta_params->uapsd = 0; sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC; sta_params->max_ampdu_duration = 0; sta_params->bssid_index = vif_priv->bss_index; sta_params->p2p = 0; if (sta) { sta_priv = wcn36xx_sta_to_priv(sta); if (NL80211_IFTYPE_STATION == vif->type) memcpy(&sta_params->bssid, sta->addr, ETH_ALEN); else memcpy(&sta_params->mac, sta->addr, ETH_ALEN); sta_params->wmm_enabled = sta->wme; sta_params->max_sp_len = sta->max_sp; sta_params->aid = sta_priv->aid; wcn36xx_smd_set_sta_ht_params(sta, sta_params); memcpy(&sta_params->supported_rates, &sta_priv->supported_rates, sizeof(struct wcn36xx_hal_supported_rates)); } else { wcn36xx_set_default_rates((struct wcn36xx_hal_supported_rates *) &sta_params->supported_rates); wcn36xx_smd_set_sta_default_ht_params(sta_params); } } static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len) { int ret; unsigned long start; struct wcn36xx_hal_msg_header *hdr = (struct wcn36xx_hal_msg_header *)wcn->hal_buf; u16 req_type = hdr->msg_type; wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len); init_completion(&wcn->hal_rsp_compl); start = jiffies; ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, len); if (ret) { wcn36xx_err("HAL TX failed for req %d\n", req_type); goto out; } if (wait_for_completion_timeout(&wcn->hal_rsp_compl, msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) { wcn36xx_err("Timeout! No SMD response to req %d in %dms\n", req_type, HAL_MSG_TIMEOUT); ret = -ETIME; goto out; } wcn36xx_dbg(WCN36XX_DBG_SMD, "SMD command (req %d, rsp %d) completed in %dms\n", req_type, hdr->msg_type, jiffies_to_msecs(jiffies - start)); out: return ret; } #define __INIT_HAL_MSG(msg_body, type, version) \ do { \ memset(&(msg_body), 0, sizeof(msg_body)); \ (msg_body).header.msg_type = type; \ (msg_body).header.msg_version = version; \ (msg_body).header.len = sizeof(msg_body); \ } while (0) \ #define INIT_HAL_MSG(msg_body, type) \ __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION0) #define INIT_HAL_MSG_V1(msg_body, type) \ __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION1) #define INIT_HAL_PTT_MSG(p_msg_body, ppt_msg_len) \ do { \ memset(p_msg_body, 0, sizeof(*p_msg_body) + ppt_msg_len); \ p_msg_body->header.msg_type = WCN36XX_HAL_PROCESS_PTT_REQ; \ p_msg_body->header.msg_version = WCN36XX_HAL_MSG_VERSION0; \ p_msg_body->header.len = sizeof(*p_msg_body) + ppt_msg_len; \ } while (0) #define PREPARE_HAL_BUF(send_buf, msg_body) \ do { \ memset(send_buf, 0, msg_body.header.len); \ memcpy(send_buf, &msg_body, sizeof(msg_body)); \ } while (0) \ #define PREPARE_HAL_PTT_MSG_BUF(send_buf, p_msg_body) \ do { \ memcpy(send_buf, p_msg_body, p_msg_body->header.len); \ } while (0) static int wcn36xx_smd_rsp_status_check(void *buf, size_t len) { struct wcn36xx_fw_msg_status_rsp *rsp; if (len < sizeof(struct wcn36xx_hal_msg_header) + sizeof(struct wcn36xx_fw_msg_status_rsp)) return -EIO; rsp = (struct wcn36xx_fw_msg_status_rsp *) (buf + sizeof(struct wcn36xx_hal_msg_header)); if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) return rsp->status; return 0; } int wcn36xx_smd_load_nv(struct wcn36xx *wcn) { struct nv_data *nv_d; struct wcn36xx_hal_nv_img_download_req_msg msg_body; int fw_bytes_left; int ret; u16 fm_offset = 0; if (!wcn->nv) { ret = request_firmware(&wcn->nv, wcn->nv_file, wcn->dev); if (ret) { wcn36xx_err("Failed to load nv file %s: %d\n", wcn->nv_file, ret); goto out; } } nv_d = (struct nv_data *)wcn->nv->data; INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ); msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE; msg_body.frag_number = 0; /* hal_buf must be protected with mutex */ mutex_lock(&wcn->hal_mutex); do { fw_bytes_left = wcn->nv->size - fm_offset - 4; if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) { msg_body.last_fragment = 0; msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE; } else { msg_body.last_fragment = 1; msg_body.nv_img_buffer_size = fw_bytes_left; /* Do not forget update general message len */ msg_body.header.len = sizeof(msg_body) + fw_bytes_left; } /* Add load NV request message header */ memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body)); /* Add NV body itself */ memcpy(wcn->hal_buf + sizeof(msg_body), &nv_d->table + fm_offset, msg_body.nv_img_buffer_size); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) goto out_unlock; ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_load_nv response failed err=%d\n", ret); goto out_unlock; } msg_body.frag_number++; fm_offset += WCN36XX_NV_FRAGMENT_SIZE; } while (msg_body.last_fragment != 1); out_unlock: mutex_unlock(&wcn->hal_mutex); out: return ret; } static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len) { struct wcn36xx_hal_mac_start_rsp_msg *rsp; if (len < sizeof(*rsp)) return -EIO; rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf; if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status) return -EIO; memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version, WCN36XX_HAL_VERSION_LENGTH); memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version, WCN36XX_HAL_VERSION_LENGTH); /* null terminate the strings, just in case */ wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; wcn->fw_revision = rsp->start_rsp_params.version.revision; wcn->fw_version = rsp->start_rsp_params.version.version; wcn->fw_minor = rsp->start_rsp_params.version.minor; wcn->fw_major = rsp->start_rsp_params.version.major; if (wcn->first_boot) { wcn->first_boot = false; wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n", wcn->wlan_version, wcn->crm_version); wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n", wcn->fw_major, wcn->fw_minor, wcn->fw_version, wcn->fw_revision, rsp->start_rsp_params.stations, rsp->start_rsp_params.bssids); } return 0; } int wcn36xx_smd_start(struct wcn36xx *wcn) { struct wcn36xx_hal_mac_start_req_msg msg_body, *body; int ret; int i; size_t len; int cfg_elements; static struct wcn36xx_cfg_val *cfg_vals; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ); msg_body.params.type = DRIVER_TYPE_PRODUCTION; msg_body.params.len = 0; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); body = (struct wcn36xx_hal_mac_start_req_msg *)wcn->hal_buf; len = body->header.len; if (wcn->rf_id == RF_IRIS_WCN3680) { cfg_vals = wcn3680_cfg_vals; cfg_elements = ARRAY_SIZE(wcn3680_cfg_vals); } else { cfg_vals = wcn36xx_cfg_vals; cfg_elements = ARRAY_SIZE(wcn36xx_cfg_vals); } for (i = 0; i < cfg_elements; i++) { ret = put_cfg_tlv_u32(wcn, &len, cfg_vals[i].cfg_id, cfg_vals[i].value); if (ret) goto out; } body->header.len = len; body->params.len = len - sizeof(*body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n", msg_body.params.type); ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); if (ret) { wcn36xx_err("Sending hal_start failed\n"); goto out; } ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_start response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_stop(struct wcn36xx *wcn) { struct wcn36xx_hal_mac_stop_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ); msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_stop failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_stop response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode, struct ieee80211_vif *vif) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_init_scan_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ); msg_body.mode = mode; if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) { /* Notify BSSID with null DATA packet */ msg_body.frame_type = 2; msg_body.notify = 1; msg_body.scan_entry.bss_index[0] = vif_priv->bss_index; msg_body.scan_entry.active_bss_count = 1; } PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_init_scan failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_init_scan response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_start_scan(struct wcn36xx *wcn, u8 scan_channel) { struct wcn36xx_hal_start_scan_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ); msg_body.scan_channel = scan_channel; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n", msg_body.scan_channel); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_start_scan failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_start_scan response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_end_scan(struct wcn36xx *wcn, u8 scan_channel) { struct wcn36xx_hal_end_scan_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ); msg_body.scan_channel = scan_channel; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n", msg_body.scan_channel); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_end_scan failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_end_scan response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode, struct ieee80211_vif *vif) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_finish_scan_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ); msg_body.mode = mode; msg_body.oper_channel = WCN36XX_HW_CHANNEL(wcn); if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) { /* Notify BSSID with null data packet */ msg_body.notify = 1; msg_body.frame_type = 2; msg_body.scan_entry.bss_index[0] = vif_priv->bss_index; msg_body.scan_entry.active_bss_count = 1; } PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n", msg_body.mode); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_finish_scan failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_finish_scan response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct cfg80211_scan_request *req) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_start_scan_offload_req_msg *msg_body; int ret, i; if (req->ie_len > WCN36XX_MAX_SCAN_IE_LEN) return -EINVAL; mutex_lock(&wcn->hal_mutex); msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL); if (!msg_body) { ret = -ENOMEM; goto out; } INIT_HAL_MSG((*msg_body), WCN36XX_HAL_START_SCAN_OFFLOAD_REQ); msg_body->scan_type = WCN36XX_HAL_SCAN_TYPE_ACTIVE; msg_body->min_ch_time = 30; msg_body->max_ch_time = 100; msg_body->scan_hidden = 1; memcpy(msg_body->mac, vif->addr, ETH_ALEN); msg_body->bss_type = vif_priv->bss_type; msg_body->p2p_search = vif->p2p; msg_body->num_ssid = min_t(u8, req->n_ssids, ARRAY_SIZE(msg_body->ssids)); for (i = 0; i < msg_body->num_ssid; i++) { msg_body->ssids[i].length = min_t(u8, req->ssids[i].ssid_len, sizeof(msg_body->ssids[i].ssid)); memcpy(msg_body->ssids[i].ssid, req->ssids[i].ssid, msg_body->ssids[i].length); } msg_body->num_channel = min_t(u8, req->n_channels, sizeof(msg_body->channels)); for (i = 0; i < msg_body->num_channel; i++) { msg_body->channels[i] = HW_VALUE_CHANNEL(req->channels[i]->hw_value); } msg_body->header.len -= WCN36XX_MAX_SCAN_IE_LEN; if (req->ie_len > 0) { msg_body->ie_len = req->ie_len; msg_body->header.len += req->ie_len; memcpy(msg_body->ie, req->ie, req->ie_len); } PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body)); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start hw-scan (channels: %u; ssids: %u; p2p: %s)\n", msg_body->num_channel, msg_body->num_ssid, msg_body->p2p_search ? "yes" : "no"); ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); if (ret) { wcn36xx_err("Sending hal_start_scan_offload failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_start_scan_offload response failed err=%d\n", ret); goto out; } out: kfree(msg_body); mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn) { struct wcn36xx_hal_stop_scan_offload_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_SCAN_OFFLOAD_REQ); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal stop hw-scan\n"); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_stop_scan_offload failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_stop_scan_offload response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_update_channel_list(struct wcn36xx *wcn, struct cfg80211_scan_request *req) { struct wcn36xx_hal_update_channel_list_req_msg *msg_body; int ret, i; msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL); if (!msg_body) return -ENOMEM; INIT_HAL_MSG((*msg_body), WCN36XX_HAL_UPDATE_CHANNEL_LIST_REQ); msg_body->num_channel = min_t(u8, req->n_channels, sizeof(msg_body->channels)); for (i = 0; i < msg_body->num_channel; i++) { struct wcn36xx_hal_channel_param *param = &msg_body->channels[i]; u32 min_power = WCN36XX_HAL_DEFAULT_MIN_POWER; u32 ant_gain = WCN36XX_HAL_DEFAULT_ANT_GAIN; param->mhz = req->channels[i]->center_freq; param->band_center_freq1 = req->channels[i]->center_freq; param->band_center_freq2 = 0; if (req->channels[i]->flags & IEEE80211_CHAN_NO_IR) param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_PASSIVE; if (req->channels[i]->flags & IEEE80211_CHAN_RADAR) param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_DFS; if (req->channels[i]->band == NL80211_BAND_5GHZ) { param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_HT; param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_VHT; param->channel_info |= WCN36XX_HAL_CHAN_INFO_PHY_11A; } else { param->channel_info |= WCN36XX_HAL_CHAN_INFO_PHY_11BG; } if (min_power > req->channels[i]->max_power) min_power = req->channels[i]->max_power; if (req->channels[i]->max_antenna_gain) ant_gain = req->channels[i]->max_antenna_gain; u32p_replace_bits(¶m->reg_info_1, min_power, WCN36XX_HAL_CHAN_REG1_MIN_PWR_MASK); u32p_replace_bits(¶m->reg_info_1, req->channels[i]->max_power, WCN36XX_HAL_CHAN_REG1_MAX_PWR_MASK); u32p_replace_bits(¶m->reg_info_1, req->channels[i]->max_reg_power, WCN36XX_HAL_CHAN_REG1_REG_PWR_MASK); u32p_replace_bits(¶m->reg_info_1, 0, WCN36XX_HAL_CHAN_REG1_CLASS_ID_MASK); u32p_replace_bits(¶m->reg_info_2, ant_gain, WCN36XX_HAL_CHAN_REG2_ANT_GAIN_MASK); wcn36xx_dbg(WCN36XX_DBG_HAL, "%s: freq=%u, channel_info=%08x, reg_info1=%08x, reg_info2=%08x\n", __func__, param->mhz, param->channel_info, param->reg_info_1, param->reg_info_2); } mutex_lock(&wcn->hal_mutex); PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body)); ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); if (ret) { wcn36xx_err("Sending hal_update_channel_list failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_update_channel_list response failed err=%d\n", ret); goto out; } out: kfree(msg_body); mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len) { struct wcn36xx_hal_switch_channel_rsp_msg *rsp; int ret; ret = wcn36xx_smd_rsp_status_check(buf, len); if (ret) return ret; rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf; wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n", rsp->channel_number, rsp->status); return ret; } int wcn36xx_smd_switch_channel(struct wcn36xx *wcn, struct ieee80211_vif *vif, int ch) { struct wcn36xx_hal_switch_channel_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ); msg_body.channel_number = (u8)ch; msg_body.tx_mgmt_power = 0xbf; msg_body.max_tx_power = 0xbf; memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_switch_channel failed\n"); goto out; } ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_switch_channel response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_process_ptt_msg_rsp(void *buf, size_t len, void **p_ptt_rsp_msg) { struct wcn36xx_hal_process_ptt_msg_rsp_msg *rsp; int ret; ret = wcn36xx_smd_rsp_status_check(buf, len); if (ret) return ret; rsp = (struct wcn36xx_hal_process_ptt_msg_rsp_msg *)buf; wcn36xx_dbg(WCN36XX_DBG_HAL, "process ptt msg responded with length %d\n", rsp->header.len); wcn36xx_dbg_dump(WCN36XX_DBG_HAL_DUMP, "HAL_PTT_MSG_RSP:", rsp->ptt_msg, rsp->header.len - sizeof(rsp->ptt_msg_resp_status)); if (rsp->header.len > 0) { *p_ptt_rsp_msg = kmemdup(rsp->ptt_msg, rsp->header.len, GFP_ATOMIC); if (!*p_ptt_rsp_msg) return -ENOMEM; } return ret; } int wcn36xx_smd_process_ptt_msg(struct wcn36xx *wcn, struct ieee80211_vif *vif, void *ptt_msg, size_t len, void **ptt_rsp_msg) { struct wcn36xx_hal_process_ptt_msg_req_msg *p_msg_body; int ret; mutex_lock(&wcn->hal_mutex); p_msg_body = kmalloc( sizeof(struct wcn36xx_hal_process_ptt_msg_req_msg) + len, GFP_ATOMIC); if (!p_msg_body) { ret = -ENOMEM; goto out_nomem; } INIT_HAL_PTT_MSG(p_msg_body, len); memcpy(&p_msg_body->ptt_msg, ptt_msg, len); PREPARE_HAL_PTT_MSG_BUF(wcn->hal_buf, p_msg_body); ret = wcn36xx_smd_send_and_wait(wcn, p_msg_body->header.len); if (ret) { wcn36xx_err("Sending hal_process_ptt_msg failed\n"); goto out; } ret = wcn36xx_smd_process_ptt_msg_rsp(wcn->hal_buf, wcn->hal_rsp_len, ptt_rsp_msg); if (ret) { wcn36xx_err("process_ptt_msg response failed err=%d\n", ret); goto out; } out: kfree(p_msg_body); out_nomem: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len) { struct wcn36xx_hal_update_scan_params_resp *rsp; rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf; /* Remove the PNO version bit */ rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK)); if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) { wcn36xx_warn("error response from update scan\n"); return rsp->status; } return 0; } int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn, u8 *channels, size_t channel_count) { struct wcn36xx_hal_update_scan_params_req_ex msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ); msg_body.dot11d_enabled = false; msg_body.dot11d_resolved = true; msg_body.channel_count = channel_count; memcpy(msg_body.channels, channels, channel_count); msg_body.active_min_ch_time = 60; msg_body.active_max_ch_time = 120; msg_body.passive_min_ch_time = 60; msg_body.passive_max_ch_time = 110; msg_body.state = PHY_SINGLE_CHANNEL_CENTERED; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal update scan params channel_count %d\n", msg_body.channel_count); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_update_scan_params failed\n"); goto out; } ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_update_scan_params response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn, struct ieee80211_vif *vif, void *buf, size_t len) { struct wcn36xx_hal_add_sta_self_rsp_msg *rsp; struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); if (len < sizeof(*rsp)) return -EINVAL; rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf; if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { wcn36xx_warn("hal add sta self failure: %d\n", rsp->status); return rsp->status; } wcn36xx_dbg(WCN36XX_DBG_HAL, "hal add sta self status %d self_sta_index %d dpu_index %d\n", rsp->status, rsp->self_sta_index, rsp->dpu_index); vif_priv->self_sta_index = rsp->self_sta_index; vif_priv->self_dpu_desc_index = rsp->dpu_index; return 0; } int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif) { struct wcn36xx_hal_add_sta_self_req msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ); memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal add sta self self_addr %pM status %d\n", msg_body.self_addr, msg_body.status); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_add_sta_self failed\n"); goto out; } ret = wcn36xx_smd_add_sta_self_rsp(wcn, vif, wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr) { struct wcn36xx_hal_del_sta_self_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ); memcpy(&msg_body.self_addr, addr, ETH_ALEN); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_delete_sta_self failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_delete_sta_self response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index) { struct wcn36xx_hal_delete_sta_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ); msg_body.sta_index = sta_index; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete sta sta_index %d\n", msg_body.sta_index); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_delete_sta failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_delete_sta response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_join_rsp(void *buf, size_t len) { struct wcn36xx_hal_join_rsp_msg *rsp; if (wcn36xx_smd_rsp_status_check(buf, len)) return -EIO; rsp = (struct wcn36xx_hal_join_rsp_msg *)buf; wcn36xx_dbg(WCN36XX_DBG_HAL, "hal rsp join status %d tx_mgmt_power %d\n", rsp->status, rsp->tx_mgmt_power); return 0; } int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch) { struct wcn36xx_hal_join_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ); memcpy(&msg_body.bssid, bssid, ETH_ALEN); memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN); msg_body.channel = ch; if (conf_is_ht40_minus(&wcn->hw->conf)) msg_body.secondary_channel_offset = PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; else if (conf_is_ht40_plus(&wcn->hw->conf)) msg_body.secondary_channel_offset = PHY_DOUBLE_CHANNEL_LOW_PRIMARY; else msg_body.secondary_channel_offset = PHY_SINGLE_CHANNEL_CENTERED; msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE; msg_body.max_tx_power = 0xbf; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n", msg_body.bssid, msg_body.self_sta_mac_addr, msg_body.channel, msg_body.link_state); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_join failed\n"); goto out; } ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_join response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid, const u8 *sta_mac, enum wcn36xx_hal_link_state state) { struct wcn36xx_hal_set_link_state_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ); memcpy(&msg_body.bssid, bssid, ETH_ALEN); memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN); msg_body.state = state; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal set link state bssid %pM self_mac_addr %pM state %d\n", msg_body.bssid, msg_body.self_mac_addr, msg_body.state); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_set_link_st failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_set_link_st response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn, const struct wcn36xx_hal_config_sta_params *orig, struct wcn36xx_hal_config_sta_params_v1 *v1) { /* convert orig to v1 format */ memcpy(&v1->bssid, orig->bssid, ETH_ALEN); memcpy(&v1->mac, orig->mac, ETH_ALEN); v1->aid = orig->aid; v1->type = orig->type; v1->short_preamble_supported = orig->short_preamble_supported; v1->listen_interval = orig->listen_interval; v1->wmm_enabled = orig->wmm_enabled; v1->ht_capable = orig->ht_capable; v1->tx_channel_width_set = orig->tx_channel_width_set; v1->rifs_mode = orig->rifs_mode; v1->lsig_txop_protection = orig->lsig_txop_protection; v1->max_ampdu_size = orig->max_ampdu_size; v1->max_ampdu_density = orig->max_ampdu_density; v1->sgi_40mhz = orig->sgi_40mhz; v1->sgi_20Mhz = orig->sgi_20Mhz; v1->rmf = orig->rmf; v1->encrypt_type = orig->encrypt_type; v1->action = orig->action; v1->uapsd = orig->uapsd; v1->max_sp_len = orig->max_sp_len; v1->green_field_capable = orig->green_field_capable; v1->mimo_ps = orig->mimo_ps; v1->delayed_ba_support = orig->delayed_ba_support; v1->max_ampdu_duration = orig->max_ampdu_duration; v1->dsss_cck_mode_40mhz = orig->dsss_cck_mode_40mhz; memcpy(&v1->supported_rates, &orig->supported_rates, sizeof(orig->supported_rates)); v1->sta_index = orig->sta_index; v1->bssid_index = orig->bssid_index; v1->p2p = orig->p2p; } static void wcn36xx_smd_set_sta_params_v1(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct wcn36xx_hal_config_sta_params_v1 *sta_par) { struct wcn36xx_sta *sta_priv = NULL; struct wcn36xx_hal_config_sta_params sta_par_v0; wcn36xx_smd_set_sta_params(wcn, vif, sta, &sta_par_v0); wcn36xx_smd_convert_sta_to_v1(wcn, &sta_par_v0, sta_par); if (sta) { sta_priv = wcn36xx_sta_to_priv(sta); wcn36xx_smd_set_sta_vht_params(wcn, sta, sta_par); wcn36xx_smd_set_sta_ht_ldpc_params(sta, sta_par); memcpy(&sta_par->supported_rates, &sta_priv->supported_rates, sizeof(sta_par->supported_rates)); } else { wcn36xx_set_default_rates_v1(&sta_par->supported_rates); wcn36xx_smd_set_sta_default_vht_params(wcn, sta_par); wcn36xx_smd_set_sta_default_ht_ldpc_params(wcn, sta_par); } } static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn, struct ieee80211_sta *sta, void *buf, size_t len) { struct wcn36xx_hal_config_sta_rsp_msg *rsp; struct config_sta_rsp_params *params; struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); if (len < sizeof(*rsp)) return -EINVAL; rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf; params = &rsp->params; if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { wcn36xx_warn("hal config sta response failure: %d\n", params->status); return -EIO; } sta_priv->sta_index = params->sta_index; sta_priv->dpu_desc_index = params->dpu_index; sta_priv->ucast_dpu_sign = params->uc_ucast_sig; wcn36xx_dbg(WCN36XX_DBG_HAL, "hal config sta rsp status %d sta_index %d bssid_index %d uc_ucast_sig %d p2p %d\n", params->status, params->sta_index, params->bssid_index, params->uc_ucast_sig, params->p2p); return 0; } static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct wcn36xx_hal_config_sta_req_msg_v1 msg_body; struct wcn36xx_hal_config_sta_params_v1 *sta_params; if (wcn->rf_id == RF_IRIS_WCN3680) { INIT_HAL_MSG_V1(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); } else { INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); msg_body.header.len -= WCN36XX_DIFF_STA_PARAMS_V1_NOVHT; } sta_params = &msg_body.sta_params; wcn36xx_smd_set_sta_params_v1(wcn, vif, sta, sta_params); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", sta_params->action, sta_params->sta_index, sta_params->bssid_index, sta_params->bssid, sta_params->type, sta_params->mac, sta_params->aid); return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); } static int wcn36xx_smd_config_sta_v0(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct wcn36xx_hal_config_sta_req_msg msg; struct wcn36xx_hal_config_sta_params *sta_params; INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ); sta_params = &msg.sta_params; wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); PREPARE_HAL_BUF(wcn->hal_buf, msg); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", sta_params->action, sta_params->sta_index, sta_params->bssid_index, sta_params->bssid, sta_params->type, sta_params->mac, sta_params->aid); return wcn36xx_smd_send_and_wait(wcn, msg.header.len); } int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { int ret; mutex_lock(&wcn->hal_mutex); if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) ret = wcn36xx_smd_config_sta_v1(wcn, vif, sta); else ret = wcn36xx_smd_config_sta_v0(wcn, vif, sta); if (ret) { wcn36xx_err("Sending hal_config_sta failed\n"); goto out; } ret = wcn36xx_smd_config_sta_rsp(wcn, sta, wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_config_sta response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static void wcn36xx_smd_set_bss_params(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta, const u8 *bssid, bool update, struct wcn36xx_hal_config_bss_params *bss) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); WARN_ON(is_zero_ether_addr(bssid)); memcpy(&bss->bssid, bssid, ETH_ALEN); memcpy(bss->self_mac_addr, vif->addr, ETH_ALEN); if (vif->type == NL80211_IFTYPE_STATION) { bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE; /* STA */ bss->oper_mode = 1; bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE; } else if (vif->type == NL80211_IFTYPE_AP || vif->type == NL80211_IFTYPE_MESH_POINT) { bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE; /* AP */ bss->oper_mode = 0; bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE; } else if (vif->type == NL80211_IFTYPE_ADHOC) { bss->bss_type = WCN36XX_HAL_IBSS_MODE; /* STA */ bss->oper_mode = 1; } else { wcn36xx_warn("Unknown type for bss config: %d\n", vif->type); } if (vif->type == NL80211_IFTYPE_STATION) wcn36xx_smd_set_bss_nw_type(wcn, sta, bss); else bss->nw_type = WCN36XX_HAL_11N_NW_TYPE; bss->short_slot_time_supported = vif->bss_conf.use_short_slot; bss->lla_coexist = 0; bss->llb_coexist = 0; bss->llg_coexist = 0; bss->rifs_mode = 0; bss->beacon_interval = vif->bss_conf.beacon_int; bss->dtim_period = vif_priv->dtim_period; wcn36xx_smd_set_bss_ht_params(vif, sta, bss); bss->oper_channel = WCN36XX_HW_CHANNEL(wcn); if (conf_is_ht40_minus(&wcn->hw->conf)) bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW; else if (conf_is_ht40_plus(&wcn->hw->conf)) bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; else bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE; bss->reserved = 0; /* wcn->ssid is only valid in AP and IBSS mode */ bss->ssid.length = vif_priv->ssid.length; memcpy(bss->ssid.ssid, vif_priv->ssid.ssid, vif_priv->ssid.length); bss->obss_prot_enabled = 0; bss->rmf = 0; bss->max_probe_resp_retry_limit = 0; bss->hidden_ssid = vif->bss_conf.hidden_ssid; bss->proxy_probe_resp = 0; bss->edca_params_valid = 0; /* FIXME: set acbe, acbk, acvi and acvo */ bss->ext_set_sta_key_param_valid = 0; /* FIXME: set ext_set_sta_key_param */ bss->spectrum_mgt_enable = 0; bss->tx_mgmt_power = 0; bss->max_tx_power = WCN36XX_MAX_POWER(wcn); bss->action = update; vif_priv->bss_type = bss->bss_type; } static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta_80211, const u8 *bssid, bool update) { struct wcn36xx_hal_config_bss_req_msg_v1 *msg_body; struct wcn36xx_hal_config_bss_params_v1 *bss; struct wcn36xx_hal_config_bss_params bss_v0; struct wcn36xx_hal_config_sta_params_v1 *sta; struct cfg80211_chan_def *chandef; int ret; msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL); if (!msg_body) return -ENOMEM; if (wcn->rf_id == RF_IRIS_WCN3680) { INIT_HAL_MSG_V1((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ); } else { INIT_HAL_MSG((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ); msg_body->header.len -= WCN36XX_DIFF_BSS_PARAMS_V1_NOVHT; } bss = &msg_body->bss_params; sta = &bss->sta; memset(&bss_v0, 0x00, sizeof(bss_v0)); wcn36xx_smd_set_bss_params(wcn, vif, sta_80211, bssid, update, &bss_v0); wcn36xx_smd_set_sta_params_v1(wcn, vif, sta_80211, sta); /* convert orig to v1 */ memcpy(bss->bssid, &bss_v0.bssid, ETH_ALEN); memcpy(bss->self_mac_addr, &bss_v0.self_mac_addr, ETH_ALEN); bss->bss_type = bss_v0.bss_type; bss->oper_mode = bss_v0.oper_mode; bss->nw_type = bss_v0.nw_type; bss->short_slot_time_supported = bss_v0.short_slot_time_supported; bss->lla_coexist = bss_v0.lla_coexist; bss->llb_coexist = bss_v0.llb_coexist; bss->llg_coexist = bss_v0.llg_coexist; bss->ht20_coexist = bss_v0.ht20_coexist; bss->lln_non_gf_coexist = bss_v0.lln_non_gf_coexist; bss->lsig_tx_op_protection_full_support = bss_v0.lsig_tx_op_protection_full_support; bss->rifs_mode = bss_v0.rifs_mode; bss->beacon_interval = bss_v0.beacon_interval; bss->dtim_period = bss_v0.dtim_period; bss->tx_channel_width_set = bss_v0.tx_channel_width_set; bss->oper_channel = bss_v0.oper_channel; if (wcn->hw->conf.chandef.width == NL80211_CHAN_WIDTH_80) { chandef = &wcn->hw->conf.chandef; bss->ext_channel = HW_VALUE_PHY(chandef->chan->hw_value); } else { bss->ext_channel = bss_v0.ext_channel; } bss->reserved = bss_v0.reserved; memcpy(&bss->ssid, &bss_v0.ssid, sizeof(bss_v0.ssid)); bss->action = bss_v0.action; bss->rateset = bss_v0.rateset; bss->ht = bss_v0.ht; bss->obss_prot_enabled = bss_v0.obss_prot_enabled; bss->rmf = bss_v0.rmf; bss->ht_oper_mode = bss_v0.ht_oper_mode; bss->dual_cts_protection = bss_v0.dual_cts_protection; bss->max_probe_resp_retry_limit = bss_v0.max_probe_resp_retry_limit; bss->hidden_ssid = bss_v0.hidden_ssid; bss->proxy_probe_resp = bss_v0.proxy_probe_resp; bss->edca_params_valid = bss_v0.edca_params_valid; memcpy(&bss->acbe, &bss_v0.acbe, sizeof(bss_v0.acbe)); memcpy(&bss->acbk, &bss_v0.acbk, sizeof(bss_v0.acbk)); memcpy(&bss->acvi, &bss_v0.acvi, sizeof(bss_v0.acvi)); memcpy(&bss->acvo, &bss_v0.acvo, sizeof(bss_v0.acvo)); bss->ext_set_sta_key_param_valid = bss_v0.ext_set_sta_key_param_valid; memcpy(&bss->ext_set_sta_key_param, &bss_v0.ext_set_sta_key_param, sizeof(bss_v0.acvo)); bss->wcn36xx_hal_persona = bss_v0.wcn36xx_hal_persona; bss->spectrum_mgt_enable = bss_v0.spectrum_mgt_enable; bss->tx_mgmt_power = bss_v0.tx_mgmt_power; bss->max_tx_power = bss_v0.max_tx_power; wcn36xx_smd_set_bss_vht_params(vif, sta_80211, bss); PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body)); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", bss->bssid, bss->self_mac_addr, bss->bss_type, bss->oper_mode, bss->nw_type); wcn36xx_dbg(WCN36XX_DBG_HAL, "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", sta->bssid, sta->action, sta->sta_index, sta->bssid_index, sta->aid, sta->type, sta->mac); ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); kfree(msg_body); return ret; } static int wcn36xx_smd_config_bss_v0(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta, const u8 *bssid, bool update) { struct wcn36xx_hal_config_bss_req_msg *msg; struct wcn36xx_hal_config_bss_params *bss; struct wcn36xx_hal_config_sta_params *sta_params; int ret; msg = kzalloc(sizeof(*msg), GFP_KERNEL); if (!msg) return -ENOMEM; INIT_HAL_MSG((*msg), WCN36XX_HAL_CONFIG_BSS_REQ); bss = &msg->bss_params; sta_params = &bss->sta; wcn36xx_smd_set_bss_params(wcn, vif, sta, bssid, update, bss); wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); PREPARE_HAL_BUF(wcn->hal_buf, (*msg)); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", bss->bssid, bss->self_mac_addr, bss->bss_type, bss->oper_mode, bss->nw_type); wcn36xx_dbg(WCN36XX_DBG_HAL, "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", sta_params->bssid, sta_params->action, sta_params->sta_index, sta_params->bssid_index, sta_params->aid, sta_params->type, sta_params->mac); ret = wcn36xx_smd_send_and_wait(wcn, msg->header.len); kfree(msg); return ret; } static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta, void *buf, size_t len) { struct wcn36xx_hal_config_bss_rsp_msg *rsp; struct wcn36xx_hal_config_bss_rsp_params *params; struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); if (len < sizeof(*rsp)) return -EINVAL; rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf; params = &rsp->bss_rsp_params; if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { wcn36xx_warn("hal config bss response failure: %d\n", params->status); return -EIO; } wcn36xx_dbg(WCN36XX_DBG_HAL, "hal config bss rsp status %d bss_idx %d dpu_desc_index %d" " sta_idx %d self_idx %d bcast_idx %d mac %pM" " power %d ucast_dpu_signature %d\n", params->status, params->bss_index, params->dpu_desc_index, params->bss_sta_index, params->bss_self_sta_index, params->bss_bcast_sta_idx, params->mac, params->tx_mgmt_power, params->ucast_dpu_signature); vif_priv->bss_index = params->bss_index; if (sta) { struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); sta_priv->bss_sta_index = params->bss_sta_index; sta_priv->bss_dpu_desc_index = params->dpu_desc_index; } vif_priv->self_ucast_dpu_sign = params->ucast_dpu_signature; return 0; } int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct ieee80211_sta *sta, const u8 *bssid, bool update) { int ret; mutex_lock(&wcn->hal_mutex); if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) ret = wcn36xx_smd_config_bss_v1(wcn, vif, sta, bssid, update); else ret = wcn36xx_smd_config_bss_v0(wcn, vif, sta, bssid, update); if (ret) { wcn36xx_err("Sending hal_config_bss failed\n"); goto out; } ret = wcn36xx_smd_config_bss_rsp(wcn, vif, sta, wcn->hal_buf, wcn->hal_rsp_len); if (ret) wcn36xx_err("hal_config_bss response failed err=%d\n", ret); out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif) { struct wcn36xx_hal_delete_bss_req_msg msg_body; struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); int ret = 0; mutex_lock(&wcn->hal_mutex); if (vif_priv->bss_index == WCN36XX_HAL_BSS_INVALID_IDX) goto out; INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ); msg_body.bss_index = vif_priv->bss_index; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_delete_bss failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_delete_bss response failed err=%d\n", ret); goto out; } vif_priv->bss_index = WCN36XX_HAL_BSS_INVALID_IDX; out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct sk_buff *skb_beacon, u16 tim_off, u16 p2p_off) { struct wcn36xx_hal_send_beacon_req_msg msg_body; int ret, pad, pvm_len; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ); pvm_len = skb_beacon->data[tim_off + 1] - 3; pad = TIM_MIN_PVM_SIZE - pvm_len; /* Padding is irrelevant to mesh mode since tim_off is always 0. */ if (vif->type == NL80211_IFTYPE_MESH_POINT) pad = 0; msg_body.beacon_length = skb_beacon->len + pad; /* TODO need to find out why + 6 is needed */ msg_body.beacon_length6 = msg_body.beacon_length + 6; if (msg_body.beacon_length > BEACON_TEMPLATE_SIZE) { wcn36xx_err("Beacon is too big: beacon size=%d\n", msg_body.beacon_length); ret = -ENOMEM; goto out; } memcpy(msg_body.beacon, skb_beacon->data, skb_beacon->len); memcpy(msg_body.bssid, vif->addr, ETH_ALEN); if (pad > 0) { /* * The wcn36xx FW has a fixed size for the PVM in the TIM. If * given the beacon template from mac80211 with a PVM shorter * than the FW expectes it will overwrite the data after the * TIM. */ wcn36xx_dbg(WCN36XX_DBG_HAL, "Pad TIM PVM. %d bytes at %d\n", pad, pvm_len); memmove(&msg_body.beacon[tim_off + 5 + pvm_len + pad], &msg_body.beacon[tim_off + 5 + pvm_len], skb_beacon->len - (tim_off + 5 + pvm_len)); memset(&msg_body.beacon[tim_off + 5 + pvm_len], 0, pad); msg_body.beacon[tim_off + 1] += pad; } /* TODO need to find out why this is needed? */ if (vif->type == NL80211_IFTYPE_MESH_POINT) /* mesh beacon don't need this, so push further down */ msg_body.tim_ie_offset = 256; else msg_body.tim_ie_offset = tim_off+4; msg_body.p2p_ie_offset = p2p_off; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal send beacon beacon_length %d\n", msg_body.beacon_length); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_send_beacon failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_send_beacon response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct sk_buff *skb) { struct wcn36xx_hal_send_probe_resp_req_msg msg; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ); if (skb->len > BEACON_TEMPLATE_SIZE) { wcn36xx_warn("probe response template is too big: %d\n", skb->len); ret = -E2BIG; goto out; } msg.probe_resp_template_len = skb->len; memcpy(&msg.probe_resp_template, skb->data, skb->len); memcpy(msg.bssid, vif->addr, ETH_ALEN); PREPARE_HAL_BUF(wcn->hal_buf, msg); wcn36xx_dbg(WCN36XX_DBG_HAL, "hal update probe rsp len %d bssid %pM\n", msg.probe_resp_template_len, msg.bssid); ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); if (ret) { wcn36xx_err("Sending hal_update_proberesp_tmpl failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_update_proberesp_tmpl response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_set_stakey(struct wcn36xx *wcn, enum ani_ed_type enc_type, u8 keyidx, u8 keylen, u8 *key, u8 sta_index) { struct wcn36xx_hal_set_sta_key_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ); msg_body.set_sta_key_params.sta_index = sta_index; msg_body.set_sta_key_params.enc_type = enc_type; if (enc_type == WCN36XX_HAL_ED_WEP104 || enc_type == WCN36XX_HAL_ED_WEP40) { /* Use bss key for wep (static) */ msg_body.set_sta_key_params.def_wep_idx = keyidx; msg_body.set_sta_key_params.wep_type = 0; } else { msg_body.set_sta_key_params.key[0].id = keyidx; msg_body.set_sta_key_params.key[0].unicast = 1; msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX; msg_body.set_sta_key_params.key[0].pae_role = 0; msg_body.set_sta_key_params.key[0].length = keylen; memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen); } msg_body.set_sta_key_params.single_tid_rc = 1; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_set_stakey failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_set_stakey response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn, enum ani_ed_type enc_type, u8 bssidx, u8 keyidx, u8 keylen, u8 *key) { struct wcn36xx_hal_set_bss_key_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ); msg_body.bss_idx = bssidx; msg_body.enc_type = enc_type; msg_body.num_keys = 1; msg_body.keys[0].id = keyidx; msg_body.keys[0].unicast = 0; msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY; msg_body.keys[0].pae_role = 0; msg_body.keys[0].length = keylen; memcpy(msg_body.keys[0].key, key, keylen); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_set_bsskey failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_set_bsskey response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn, enum ani_ed_type enc_type, u8 keyidx, u8 sta_index) { struct wcn36xx_hal_remove_sta_key_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ); msg_body.sta_idx = sta_index; msg_body.enc_type = enc_type; msg_body.key_id = keyidx; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_remove_stakey failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_remove_stakey response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn, enum ani_ed_type enc_type, u8 bssidx, u8 keyidx) { struct wcn36xx_hal_remove_bss_key_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ); msg_body.bss_idx = bssidx; msg_body.enc_type = enc_type; msg_body.key_id = keyidx; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_remove_bsskey failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_remove_bsskey response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) { struct wcn36xx_hal_enter_bmps_req_msg msg_body; struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_BMPS_REQ); msg_body.bss_index = vif_priv->bss_index; msg_body.tbtt = vif->bss_conf.sync_tsf; msg_body.dtim_period = vif_priv->dtim_period; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_enter_bmps failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_enter_bmps response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) { struct wcn36xx_hal_exit_bmps_req_msg msg_body; struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ); msg_body.bss_index = vif_priv->bss_index; msg_body.send_data_null = 1; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_exit_bmps failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_exit_bmps response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_enter_imps(struct wcn36xx *wcn) { struct wcn36xx_hal_enter_imps_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_IMPS_REQ); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_enter_imps failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_enter_imps response failed err=%d\n", ret); goto out; } wcn36xx_dbg(WCN36XX_DBG_HAL, "Entered idle mode\n"); out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_exit_imps(struct wcn36xx *wcn) { struct wcn36xx_hal_exit_imps_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_IMPS_REQ); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_exit_imps failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_exit_imps response failed err=%d\n", ret); goto out; } wcn36xx_dbg(WCN36XX_DBG_HAL, "Exited idle mode\n"); out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim) { struct wcn36xx_hal_set_power_params_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_POWER_PARAMS_REQ); /* * When host is down ignore every second dtim */ if (ignore_dtim) { msg_body.ignore_dtim = 1; msg_body.dtim_period = 2; } msg_body.listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_set_power_params failed\n"); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } /* Notice: This function should be called after associated, or else it * will be invalid */ int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn, struct ieee80211_vif *vif, int packet_type) { struct wcn36xx_hal_keep_alive_req_msg msg_body; struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ); if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) { msg_body.bss_index = vif_priv->bss_index; msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT; msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD; } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) { /* TODO: it also support ARP response type */ } else { wcn36xx_warn("unknown keep alive packet type %d\n", packet_type); ret = -EINVAL; goto out; } PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_keep_alive failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_keep_alive response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2, u32 arg3, u32 arg4, u32 arg5) { struct wcn36xx_hal_dump_cmd_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ); msg_body.arg1 = arg1; msg_body.arg2 = arg2; msg_body.arg3 = arg3; msg_body.arg4 = arg4; msg_body.arg5 = arg5; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_dump_cmd failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_dump_cmd response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) { int arr_idx, bit_idx; if (cap < 0 || cap > 127) { wcn36xx_warn("error cap idx %d\n", cap); return; } arr_idx = cap / 32; bit_idx = cap % 32; bitmap[arr_idx] |= (1 << bit_idx); } int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) { int arr_idx, bit_idx; if (cap < 0 || cap > 127) { wcn36xx_warn("error cap idx %d\n", cap); return -EINVAL; } arr_idx = cap / 32; bit_idx = cap % 32; return (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0; } void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) { int arr_idx, bit_idx; if (cap < 0 || cap > 127) { wcn36xx_warn("error cap idx %d\n", cap); return; } arr_idx = cap / 32; bit_idx = cap % 32; bitmap[arr_idx] &= ~(1 << bit_idx); } int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) { struct wcn36xx_hal_feat_caps_msg msg_body, *rsp; int ret, i; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ); set_feat_caps(msg_body.feat_caps, STA_POWERSAVE); if (wcn->rf_id == RF_IRIS_WCN3680) { set_feat_caps(msg_body.feat_caps, DOT11AC); set_feat_caps(msg_body.feat_caps, WLAN_CH144); set_feat_caps(msg_body.feat_caps, ANTENNA_DIVERSITY_SELECTION); } PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_feature_caps_exchange failed\n"); goto out; } if (wcn->hal_rsp_len != sizeof(*rsp)) { wcn36xx_err("Invalid hal_feature_caps_exchange response"); goto out; } rsp = (struct wcn36xx_hal_feat_caps_msg *) wcn->hal_buf; for (i = 0; i < WCN36XX_HAL_CAPS_SIZE; i++) wcn->fw_feat_caps[i] = rsp->feat_caps[i]; out: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_add_ba_session_rsp(void *buf, int len, u8 *session) { struct wcn36xx_hal_add_ba_session_rsp_msg *rsp; if (len < sizeof(*rsp)) return -EINVAL; rsp = (struct wcn36xx_hal_add_ba_session_rsp_msg *)buf; if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) return rsp->status; *session = rsp->ba_session_id; return 0; } int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, struct ieee80211_sta *sta, u16 tid, u16 *ssn, u8 direction, u8 sta_index) { struct wcn36xx_hal_add_ba_session_req_msg msg_body; u8 session_id; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ); msg_body.sta_index = sta_index; memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN); msg_body.dialog_token = 0x10; msg_body.tid = tid; /* Immediate BA because Delayed BA is not supported */ msg_body.policy = 1; msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE; msg_body.timeout = 0; if (ssn) msg_body.ssn = *ssn; msg_body.direction = direction; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_add_ba_session failed\n"); goto out; } ret = wcn36xx_smd_add_ba_session_rsp(wcn->hal_buf, wcn->hal_rsp_len, &session_id); if (ret) { wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret); goto out; } ret = session_id; out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_add_ba(struct wcn36xx *wcn, u8 session_id) { struct wcn36xx_hal_add_ba_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ); msg_body.session_id = session_id; msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_add_ba failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_add_ba response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 direction, u8 sta_index) { struct wcn36xx_hal_del_ba_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ); msg_body.sta_index = sta_index; msg_body.tid = tid; msg_body.direction = direction; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_del_ba failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_del_ba response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len) { struct wcn36xx_hal_trigger_ba_rsp_msg *rsp; if (len < sizeof(*rsp)) return -EINVAL; rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf; return rsp->status; } int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id) { struct wcn36xx_hal_trigger_ba_req_msg msg_body; struct wcn36xx_hal_trigger_ba_req_candidate *candidate; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); msg_body.session_id = session_id; msg_body.candidate_cnt = 1; msg_body.header.len += sizeof(*candidate); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); candidate = (struct wcn36xx_hal_trigger_ba_req_candidate *) (wcn->hal_buf + sizeof(msg_body)); candidate->sta_index = sta_index; candidate->tid_bitmap = 1 << tid; ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending hal_trigger_ba failed\n"); goto out; } ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len) { struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf; if (len != sizeof(*rsp)) { wcn36xx_warn("Bad TX complete indication\n"); return -EIO; } wcn36xx_dxe_tx_ack_ind(wcn, rsp->status); return 0; } static int wcn36xx_smd_hw_scan_ind(struct wcn36xx *wcn, void *buf, size_t len) { struct wcn36xx_hal_scan_offload_ind *rsp = buf; struct cfg80211_scan_info scan_info = {}; if (len != sizeof(*rsp)) { wcn36xx_warn("Corrupted delete scan indication\n"); return -EIO; } wcn36xx_dbg(WCN36XX_DBG_HAL, "scan indication (type %x)\n", rsp->type); switch (rsp->type) { case WCN36XX_HAL_SCAN_IND_FAILED: case WCN36XX_HAL_SCAN_IND_DEQUEUED: scan_info.aborted = true; fallthrough; case WCN36XX_HAL_SCAN_IND_COMPLETED: mutex_lock(&wcn->scan_lock); wcn->scan_req = NULL; if (wcn->scan_aborted) scan_info.aborted = true; mutex_unlock(&wcn->scan_lock); ieee80211_scan_completed(wcn->hw, &scan_info); break; case WCN36XX_HAL_SCAN_IND_STARTED: case WCN36XX_HAL_SCAN_IND_FOREIGN_CHANNEL: case WCN36XX_HAL_SCAN_IND_PREEMPTED: case WCN36XX_HAL_SCAN_IND_RESTARTED: break; default: wcn36xx_warn("Unknown scan indication type %x\n", rsp->type); } return 0; } static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, void *buf, size_t len) { struct wcn36xx_hal_missed_beacon_ind_msg *rsp = buf; struct ieee80211_vif *vif = NULL; struct wcn36xx_vif *tmp; /* Old FW does not have bss index */ if (wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { list_for_each_entry(tmp, &wcn->vif_list, list) { wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", tmp->bss_index); vif = wcn36xx_priv_to_vif(tmp); ieee80211_connection_loss(vif); } return 0; } if (len != sizeof(*rsp)) { wcn36xx_warn("Corrupted missed beacon indication\n"); return -EIO; } list_for_each_entry(tmp, &wcn->vif_list, list) { if (tmp->bss_index == rsp->bss_index) { wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", rsp->bss_index); vif = wcn36xx_priv_to_vif(tmp); ieee80211_connection_loss(vif); return 0; } } wcn36xx_warn("BSS index %d not found\n", rsp->bss_index); return -ENOENT; } static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn, void *buf, size_t len) { struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf; struct wcn36xx_vif *vif_priv; struct ieee80211_vif *vif; struct ieee80211_bss_conf *bss_conf; struct ieee80211_sta *sta; bool found = false; if (len != sizeof(*rsp)) { wcn36xx_warn("Corrupted delete sta indication\n"); return -EIO; } wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d reason %d\n", rsp->addr2, rsp->sta_id, rsp->reason_code); list_for_each_entry(vif_priv, &wcn->vif_list, list) { rcu_read_lock(); vif = wcn36xx_priv_to_vif(vif_priv); if (vif->type == NL80211_IFTYPE_STATION) { /* We could call ieee80211_find_sta too, but checking * bss_conf is clearer. */ bss_conf = &vif->bss_conf; if (vif_priv->sta_assoc && !memcmp(bss_conf->bssid, rsp->addr2, ETH_ALEN)) { found = true; wcn36xx_dbg(WCN36XX_DBG_HAL, "connection loss bss_index %d\n", vif_priv->bss_index); ieee80211_connection_loss(vif); } } else { sta = ieee80211_find_sta(vif, rsp->addr2); if (sta) { found = true; ieee80211_report_low_ack(sta, 0); } } rcu_read_unlock(); if (found) return 0; } wcn36xx_warn("BSS or STA with addr %pM not found\n", rsp->addr2); return -ENOENT; } static int wcn36xx_smd_print_reg_info_ind(struct wcn36xx *wcn, void *buf, size_t len) { struct wcn36xx_hal_print_reg_info_ind *rsp = buf; int i; if (len < sizeof(*rsp)) { wcn36xx_warn("Corrupted print reg info indication\n"); return -EIO; } wcn36xx_dbg(WCN36XX_DBG_HAL, "reginfo indication, scenario: 0x%x reason: 0x%x\n", rsp->scenario, rsp->reason); for (i = 0; i < rsp->count; i++) { wcn36xx_dbg(WCN36XX_DBG_HAL, "\t0x%x: 0x%x\n", rsp->regs[i].addr, rsp->regs[i].value); } return 0; } int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value) { struct wcn36xx_hal_update_cfg_req_msg msg_body, *body; size_t len; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->hal_buf; len = msg_body.header.len; put_cfg_tlv_u32(wcn, &len, cfg_id, value); body->header.len = len; body->len = len - sizeof(*body); ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); if (ret) { wcn36xx_err("Sending hal_update_cfg failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("hal_update_cfg response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_set_mc_list(struct wcn36xx *wcn, struct ieee80211_vif *vif, struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *msg_body = NULL; int ret; mutex_lock(&wcn->hal_mutex); msg_body = (struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *) wcn->hal_buf; INIT_HAL_MSG(*msg_body, WCN36XX_HAL_8023_MULTICAST_LIST_REQ); /* An empty list means all mc traffic will be received */ if (fp) memcpy(&msg_body->mc_addr_list, fp, sizeof(msg_body->mc_addr_list)); else msg_body->mc_addr_list.mc_addr_count = 0; msg_body->mc_addr_list.bss_index = vif_priv->bss_index; ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); if (ret) { wcn36xx_err("Sending HAL_8023_MULTICAST_LIST failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("HAL_8023_MULTICAST_LIST rsp failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_arp_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, bool enable) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_host_offload_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_OFFLOAD_REQ); msg_body.host_offload_params.offload_type = WCN36XX_HAL_IPV4_ARP_REPLY_OFFLOAD; if (enable) { msg_body.host_offload_params.enable = WCN36XX_HAL_OFFLOAD_ARP_AND_BCAST_FILTER_ENABLE; memcpy(&msg_body.host_offload_params.u, &vif->bss_conf.arp_addr_list[0], sizeof(__be32)); } msg_body.ns_offload_params.bss_index = vif_priv->bss_index; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending host_offload_arp failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("host_offload_arp failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } #if IS_ENABLED(CONFIG_IPV6) int wcn36xx_smd_ipv6_ns_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, bool enable) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_host_offload_req_msg msg_body; struct wcn36xx_hal_ns_offload_params *ns_params; struct wcn36xx_hal_host_offload_req *ho_params; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_OFFLOAD_REQ); ho_params = &msg_body.host_offload_params; ns_params = &msg_body.ns_offload_params; ho_params->offload_type = WCN36XX_HAL_IPV6_NS_OFFLOAD; if (enable) { ho_params->enable = WCN36XX_HAL_OFFLOAD_NS_AND_MCAST_FILTER_ENABLE; if (vif_priv->num_target_ipv6_addrs) { memcpy(&ho_params->u, &vif_priv->target_ipv6_addrs[0].in6_u, sizeof(struct in6_addr)); memcpy(&ns_params->target_ipv6_addr1, &vif_priv->target_ipv6_addrs[0].in6_u, sizeof(struct in6_addr)); ns_params->target_ipv6_addr1_valid = 1; } if (vif_priv->num_target_ipv6_addrs > 1) { memcpy(&ns_params->target_ipv6_addr2, &vif_priv->target_ipv6_addrs[1].in6_u, sizeof(struct in6_addr)); ns_params->target_ipv6_addr2_valid = 1; } } memcpy(&ns_params->self_addr, vif->addr, ETH_ALEN); ns_params->bss_index = vif_priv->bss_index; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending host_offload_arp failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("host_offload_arp failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } #else int wcn36xx_smd_ipv6_ns_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, bool enable) { return 0; } #endif int wcn36xx_smd_gtk_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, bool enable) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_gtk_offload_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_GTK_OFFLOAD_REQ); if (enable) { memcpy(&msg_body.kek, vif_priv->rekey_data.kek, NL80211_KEK_LEN); memcpy(&msg_body.kck, vif_priv->rekey_data.kck, NL80211_KCK_LEN); msg_body.key_replay_counter = le64_to_cpu(vif_priv->rekey_data.replay_ctr); msg_body.bss_index = vif_priv->bss_index; } else { msg_body.flags = WCN36XX_HAL_GTK_OFFLOAD_FLAGS_DISABLE; } PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending host_offload_arp failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("host_offload_arp failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); return ret; } static int wcn36xx_smd_gtk_offload_get_info_rsp(struct wcn36xx *wcn, struct ieee80211_vif *vif) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_gtk_offload_get_info_rsp_msg *rsp; __be64 replay_ctr; if (wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len)) return -EIO; rsp = (struct wcn36xx_hal_gtk_offload_get_info_rsp_msg *)wcn->hal_buf; if (rsp->bss_index != vif_priv->bss_index) { wcn36xx_err("gtk_offload_info invalid response bss index %d\n", rsp->bss_index); return -ENOENT; } if (vif_priv->rekey_data.replay_ctr != cpu_to_le64(rsp->key_replay_counter)) { replay_ctr = cpu_to_be64(rsp->key_replay_counter); vif_priv->rekey_data.replay_ctr = cpu_to_le64(rsp->key_replay_counter); ieee80211_gtk_rekey_notify(vif, vif->bss_conf.bssid, (void *)&replay_ctr, GFP_KERNEL); wcn36xx_dbg(WCN36XX_DBG_HAL, "GTK replay counter increment %llu\n", rsp->key_replay_counter); } wcn36xx_dbg(WCN36XX_DBG_HAL, "gtk offload info status %d last_rekey_status %d " "replay_counter %llu total_rekey_count %d gtk_rekey_count %d " "igtk_rekey_count %d bss_index %d\n", rsp->status, rsp->last_rekey_status, rsp->key_replay_counter, rsp->total_rekey_count, rsp->gtk_rekey_count, rsp->igtk_rekey_count, rsp->bss_index); return 0; } int wcn36xx_smd_gtk_offload_get_info(struct wcn36xx *wcn, struct ieee80211_vif *vif) { struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); struct wcn36xx_hal_gtk_offload_get_info_req_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_GTK_OFFLOAD_GETINFO_REQ); msg_body.bss_index = vif_priv->bss_index; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending gtk_offload_get_info failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("gtk_offload_get_info failed err=%d\n", ret); goto out; } ret = wcn36xx_smd_gtk_offload_get_info_rsp(wcn, vif); out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_wlan_host_suspend_ind(struct wcn36xx *wcn) { struct wcn36xx_hal_wlan_host_suspend_ind_msg msg_body; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_SUSPEND_IND); msg_body.configured_mcst_bcst_filter_setting = 0; msg_body.active_session_count = 1; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, msg_body.header.len); mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_host_resume(struct wcn36xx *wcn) { struct wcn36xx_hal_wlan_host_resume_req_msg msg_body; struct wcn36xx_hal_host_resume_rsp_msg *rsp; int ret; mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_RESUME_REQ); msg_body.configured_mcst_bcst_filter_setting = 0; PREPARE_HAL_BUF(wcn->hal_buf, msg_body); ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); if (ret) { wcn36xx_err("Sending wlan_host_resume failed\n"); goto out; } ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); if (ret) { wcn36xx_err("wlan_host_resume err=%d\n", ret); goto out; } rsp = (struct wcn36xx_hal_host_resume_rsp_msg *)wcn->hal_buf; if (rsp->status) wcn36xx_warn("wlan_host_resume status=%d\n", rsp->status); out: mutex_unlock(&wcn->hal_mutex); return ret; } int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, void *buf, int len, void *priv, u32 addr) { const struct wcn36xx_hal_msg_header *msg_header = buf; struct ieee80211_hw *hw = priv; struct wcn36xx *wcn = hw->priv; struct wcn36xx_hal_ind_msg *msg_ind; wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len); switch (msg_header->msg_type) { case WCN36XX_HAL_START_RSP: case WCN36XX_HAL_CONFIG_STA_RSP: case WCN36XX_HAL_CONFIG_BSS_RSP: case WCN36XX_HAL_ADD_STA_SELF_RSP: case WCN36XX_HAL_STOP_RSP: case WCN36XX_HAL_DEL_STA_SELF_RSP: case WCN36XX_HAL_DELETE_STA_RSP: case WCN36XX_HAL_INIT_SCAN_RSP: case WCN36XX_HAL_START_SCAN_RSP: case WCN36XX_HAL_END_SCAN_RSP: case WCN36XX_HAL_FINISH_SCAN_RSP: case WCN36XX_HAL_DOWNLOAD_NV_RSP: case WCN36XX_HAL_DELETE_BSS_RSP: case WCN36XX_HAL_SEND_BEACON_RSP: case WCN36XX_HAL_SET_LINK_ST_RSP: case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP: case WCN36XX_HAL_SET_BSSKEY_RSP: case WCN36XX_HAL_SET_STAKEY_RSP: case WCN36XX_HAL_RMV_STAKEY_RSP: case WCN36XX_HAL_RMV_BSSKEY_RSP: case WCN36XX_HAL_ENTER_BMPS_RSP: case WCN36XX_HAL_SET_POWER_PARAMS_RSP: case WCN36XX_HAL_EXIT_BMPS_RSP: case WCN36XX_HAL_KEEP_ALIVE_RSP: case WCN36XX_HAL_DUMP_COMMAND_RSP: case WCN36XX_HAL_ADD_BA_SESSION_RSP: case WCN36XX_HAL_ADD_BA_RSP: case WCN36XX_HAL_DEL_BA_RSP: case WCN36XX_HAL_TRIGGER_BA_RSP: case WCN36XX_HAL_UPDATE_CFG_RSP: case WCN36XX_HAL_JOIN_RSP: case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP: case WCN36XX_HAL_CH_SWITCH_RSP: case WCN36XX_HAL_PROCESS_PTT_RSP: case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP: case WCN36XX_HAL_8023_MULTICAST_LIST_RSP: case WCN36XX_HAL_START_SCAN_OFFLOAD_RSP: case WCN36XX_HAL_STOP_SCAN_OFFLOAD_RSP: case WCN36XX_HAL_HOST_OFFLOAD_RSP: case WCN36XX_HAL_GTK_OFFLOAD_RSP: case WCN36XX_HAL_GTK_OFFLOAD_GETINFO_RSP: case WCN36XX_HAL_HOST_RESUME_RSP: case WCN36XX_HAL_ENTER_IMPS_RSP: case WCN36XX_HAL_EXIT_IMPS_RSP: case WCN36XX_HAL_UPDATE_CHANNEL_LIST_RSP: memcpy(wcn->hal_buf, buf, len); wcn->hal_rsp_len = len; complete(&wcn->hal_rsp_compl); break; case WCN36XX_HAL_COEX_IND: case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: case WCN36XX_HAL_DEL_BA_IND: case WCN36XX_HAL_OTA_TX_COMPL_IND: case WCN36XX_HAL_MISSED_BEACON_IND: case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: case WCN36XX_HAL_PRINT_REG_INFO_IND: case WCN36XX_HAL_SCAN_OFFLOAD_IND: msg_ind = kmalloc(sizeof(*msg_ind) + len, GFP_ATOMIC); if (!msg_ind) { wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", msg_header->msg_type); return -ENOMEM; } msg_ind->msg_len = len; memcpy(msg_ind->msg, buf, len); spin_lock(&wcn->hal_ind_lock); list_add_tail(&msg_ind->list, &wcn->hal_ind_queue); queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work); spin_unlock(&wcn->hal_ind_lock); wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n"); break; default: wcn36xx_err("SMD_EVENT (%d) not supported\n", msg_header->msg_type); } return 0; } static void wcn36xx_ind_smd_work(struct work_struct *work) { struct wcn36xx *wcn = container_of(work, struct wcn36xx, hal_ind_work); for (;;) { struct wcn36xx_hal_msg_header *msg_header; struct wcn36xx_hal_ind_msg *hal_ind_msg; unsigned long flags; spin_lock_irqsave(&wcn->hal_ind_lock, flags); if (list_empty(&wcn->hal_ind_queue)) { spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); return; } hal_ind_msg = list_first_entry(&wcn->hal_ind_queue, struct wcn36xx_hal_ind_msg, list); list_del(&hal_ind_msg->list); spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg; switch (msg_header->msg_type) { case WCN36XX_HAL_COEX_IND: case WCN36XX_HAL_DEL_BA_IND: case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: break; case WCN36XX_HAL_OTA_TX_COMPL_IND: wcn36xx_smd_tx_compl_ind(wcn, hal_ind_msg->msg, hal_ind_msg->msg_len); break; case WCN36XX_HAL_MISSED_BEACON_IND: wcn36xx_smd_missed_beacon_ind(wcn, hal_ind_msg->msg, hal_ind_msg->msg_len); break; case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: wcn36xx_smd_delete_sta_context_ind(wcn, hal_ind_msg->msg, hal_ind_msg->msg_len); break; case WCN36XX_HAL_PRINT_REG_INFO_IND: wcn36xx_smd_print_reg_info_ind(wcn, hal_ind_msg->msg, hal_ind_msg->msg_len); break; case WCN36XX_HAL_SCAN_OFFLOAD_IND: wcn36xx_smd_hw_scan_ind(wcn, hal_ind_msg->msg, hal_ind_msg->msg_len); break; default: wcn36xx_err("SMD_EVENT (%d) not supported\n", msg_header->msg_type); } kfree(hal_ind_msg); } } int wcn36xx_smd_open(struct wcn36xx *wcn) { wcn->hal_ind_wq = create_freezable_workqueue("wcn36xx_smd_ind"); if (!wcn->hal_ind_wq) return -ENOMEM; INIT_WORK(&wcn->hal_ind_work, wcn36xx_ind_smd_work); INIT_LIST_HEAD(&wcn->hal_ind_queue); spin_lock_init(&wcn->hal_ind_lock); return 0; } void wcn36xx_smd_close(struct wcn36xx *wcn) { struct wcn36xx_hal_ind_msg *msg, *tmp; cancel_work_sync(&wcn->hal_ind_work); destroy_workqueue(wcn->hal_ind_wq); list_for_each_entry_safe(msg, tmp, &wcn->hal_ind_queue, list) kfree(msg); }