diff options
Diffstat (limited to 'drivers/net/wireless/ath/wcn36xx/smd.c')
-rw-r--r-- | drivers/net/wireless/ath/wcn36xx/smd.c | 282 |
1 files changed, 206 insertions, 76 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index ed45e2cf039b..566f0b9c1584 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -22,6 +22,7 @@ #include <linux/bitops.h> #include <linux/rpmsg.h> #include "smd.h" +#include "firmware.h" struct wcn36xx_cfg_val { u32 cfg_id; @@ -208,9 +209,9 @@ static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn, { if (NL80211_BAND_5GHZ == WCN36XX_BAND(wcn)) bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE; - else if (sta && sta->ht_cap.ht_supported) + else if (sta && sta->deflink.ht_cap.ht_supported) bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE; - else if (sta && (sta->supp_rates[NL80211_BAND_2GHZ] & 0x7f)) + else if (sta && (sta->deflink.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; @@ -225,9 +226,10 @@ 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; + if (sta && sta->deflink.ht_cap.ht_supported) { + unsigned long caps = sta->deflink.ht_cap.cap; + + bss_params->ht = sta->deflink.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 = @@ -250,23 +252,24 @@ 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) + if (sta && sta->deflink.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; + if (sta->deflink.ht_cap.ht_supported) { + unsigned long caps = sta->deflink.ht_cap.cap; + + sta_params->ht_capable = sta->deflink.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; + sta_params->max_ampdu_size = sta->deflink.ht_cap.ampdu_factor; + sta_params->max_ampdu_density = sta->deflink.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); @@ -287,13 +290,13 @@ 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; + if (sta->deflink.vht_cap.vht_supported) { + unsigned long caps = sta->deflink.vht_cap.cap; - sta_params->vht_capable = sta->vht_cap.vht_supported; + sta_params->vht_capable = sta->deflink.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)) { + if (wcn36xx_firmware_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) @@ -308,9 +311,10 @@ static void wcn36xx_smd_set_sta_vht_params(struct wcn36xx *wcn, 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) { + if (sta->deflink.ht_cap.ht_supported) { sta_params->ht_ldpc_enabled = - is_cap_supported(sta->ht_cap.cap, IEEE80211_HT_CAP_LDPC_CODING); + is_cap_supported(sta->deflink.ht_cap.cap, + IEEE80211_HT_CAP_LDPC_CODING); } } @@ -722,6 +726,7 @@ int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode, wcn36xx_err("hal_init_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_init = true; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -752,6 +757,7 @@ int wcn36xx_smd_start_scan(struct wcn36xx *wcn, u8 scan_channel) wcn36xx_err("hal_start_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_channel = scan_channel; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -782,6 +788,7 @@ int wcn36xx_smd_end_scan(struct wcn36xx *wcn, u8 scan_channel) wcn36xx_err("hal_end_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_channel = 0; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -823,6 +830,7 @@ int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, wcn36xx_err("hal_finish_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_init = false; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -940,7 +948,7 @@ int wcn36xx_smd_update_channel_list(struct wcn36xx *wcn, struct cfg80211_scan_re 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)); + msg_body->num_channel = min_t(u8, req->n_channels, ARRAY_SIZE(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; @@ -2424,49 +2432,6 @@ out: 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; @@ -2475,11 +2440,12 @@ int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) 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); + wcn36xx_firmware_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); + wcn36xx_firmware_set_feat_caps(msg_body.feat_caps, DOT11AC); + wcn36xx_firmware_set_feat_caps(msg_body.feat_caps, WLAN_CH144); + wcn36xx_firmware_set_feat_caps(msg_body.feat_caps, + ANTENNA_DIVERSITY_SELECTION); } PREPARE_HAL_BUF(wcn->hal_buf, msg_body); @@ -2557,6 +2523,7 @@ int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, &session_id); if (ret) { wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret); + ret = -EINVAL; goto out; } @@ -2622,27 +2589,99 @@ out: return ret; } -static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len) +int wcn36xx_smd_get_stats(struct wcn36xx *wcn, u8 sta_index, u32 stats_mask, + struct station_info *sinfo) { + struct wcn36xx_hal_stats_req_msg msg_body; + struct wcn36xx_hal_stats_rsp_msg *rsp; + void *rsp_body; + int ret; + + if (stats_mask & ~HAL_GLOBAL_CLASS_A_STATS_INFO) { + wcn36xx_err("stats_mask 0x%x contains unimplemented types\n", + stats_mask); + return -EINVAL; + } + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_GET_STATS_REQ); + + msg_body.sta_id = sta_index; + msg_body.stats_mask = stats_mask; + + 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_get_stats failed\n"); + goto out; + } + + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_get_stats response failed err=%d\n", ret); + goto out; + } + + rsp = (struct wcn36xx_hal_stats_rsp_msg *)wcn->hal_buf; + rsp_body = (wcn->hal_buf + sizeof(struct wcn36xx_hal_stats_rsp_msg)); + + if (rsp->stats_mask != stats_mask) { + wcn36xx_err("stats_mask 0x%x differs from requested 0x%x\n", + rsp->stats_mask, stats_mask); + goto out; + } + + if (rsp->stats_mask & HAL_GLOBAL_CLASS_A_STATS_INFO) { + struct ani_global_class_a_stats_info *stats_info = rsp_body; + + wcn36xx_process_tx_rate(stats_info, &sinfo->txrate); + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); + rsp_body += sizeof(struct ani_global_class_a_stats_info); + } +out: + mutex_unlock(&wcn->hal_mutex); + + return ret; +} + +static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len, struct add_ba_info *ba_info) +{ + struct wcn36xx_hal_trigger_ba_rsp_candidate *candidate; struct wcn36xx_hal_trigger_ba_rsp_msg *rsp; + int i; if (len < sizeof(*rsp)) return -EINVAL; rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf; + + if (rsp->candidate_cnt < 1) + return rsp->status ? rsp->status : -EINVAL; + + candidate = (struct wcn36xx_hal_trigger_ba_rsp_candidate *)(buf + sizeof(*rsp)); + + for (i = 0; i < STACFG_MAX_TC; i++) { + ba_info[i] = candidate->ba_info[i]; + } + return rsp->status; } -int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id) +int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u16 *ssn) { struct wcn36xx_hal_trigger_ba_req_msg msg_body; struct wcn36xx_hal_trigger_ba_req_candidate *candidate; + struct add_ba_info ba_info[STACFG_MAX_TC]; int ret; + if (tid >= STACFG_MAX_TC) + return -EINVAL; + mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); - msg_body.session_id = session_id; + msg_body.session_id = 0; /* not really used */ msg_body.candidate_cnt = 1; msg_body.header.len += sizeof(*candidate); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); @@ -2657,13 +2696,17 @@ int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 sessio wcn36xx_err("Sending hal_trigger_ba failed\n"); goto out; } - ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len); + ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len, ba_info); if (ret) { wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); + + if (ssn) + *ssn = ba_info[tid].starting_seq_num; + return ret; } @@ -2732,7 +2775,7 @@ static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", tmp->bss_index); vif = wcn36xx_priv_to_vif(tmp); - ieee80211_connection_loss(vif); + ieee80211_beacon_loss(vif); } return 0; } @@ -2747,7 +2790,7 @@ static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", rsp->bss_index); vif = wcn36xx_priv_to_vif(tmp); - ieee80211_connection_loss(vif); + ieee80211_beacon_loss(vif); return 0; } } @@ -2921,7 +2964,7 @@ int wcn36xx_smd_arp_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, 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)); + &vif->cfg.arp_addr_list[0], sizeof(__be32)); } msg_body.ns_offload_params.bss_index = vif_priv->bss_index; @@ -3067,9 +3110,9 @@ static int wcn36xx_smd_gtk_offload_get_info_rsp(struct wcn36xx *wcn, 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 replay counter increment %llu\n", + rsp->key_replay_counter); } wcn36xx_dbg(WCN36XX_DBG_HAL, @@ -3168,6 +3211,91 @@ out: return ret; } +#define BEACON_FILTER(eid, presence, offs, val, mask, ref_val) \ + { \ + .element_id = eid, \ + .check_ie_presence = presence, \ + .offset = offs, \ + .value = val, \ + .bitmask = mask, \ + .ref = ref_val, \ + } + +static const struct beacon_filter_ie bcn_filter_ies[] = { + BEACON_FILTER(WLAN_EID_DS_PARAMS, 0, 0, 0, + WCN36XX_FILTER_IE_DS_CHANNEL_MASK, 0), + BEACON_FILTER(WLAN_EID_ERP_INFO, 0, 0, 0, + WCN36XX_FILTER_IE_ERP_FILTER_MASK, 0), + BEACON_FILTER(WLAN_EID_EDCA_PARAM_SET, 0, 0, 0, + WCN36XX_FILTER_IE_EDCA_FILTER_MASK, 0), + BEACON_FILTER(WLAN_EID_QOS_CAPA, 0, 0, 0, + WCN36XX_FILTER_IE_QOS_FILTER_MASK, 0), + BEACON_FILTER(WLAN_EID_CHANNEL_SWITCH, 1, 0, 0, + WCN36XX_FILTER_IE_CHANNEL_SWITCH_MASK, 0), + BEACON_FILTER(WLAN_EID_HT_OPERATION, 0, 0, 0, + WCN36XX_FILTER_IE_HT_BYTE0_FILTER_MASK, 0), + BEACON_FILTER(WLAN_EID_HT_OPERATION, 0, 2, 0, + WCN36XX_FILTER_IE_HT_BYTE2_FILTER_MASK, 0), + BEACON_FILTER(WLAN_EID_HT_OPERATION, 0, 5, 0, + WCN36XX_FILTER_IE_HT_BYTE5_FILTER_MASK, 0), + BEACON_FILTER(WLAN_EID_PWR_CONSTRAINT, 0, 0, 0, + WCN36XX_FILTER_IE_PWR_CONSTRAINT_MASK, 0), + BEACON_FILTER(WLAN_EID_OPMODE_NOTIF, 0, 0, 0, + WCN36XX_FILTER_IE_OPMODE_NOTIF_MASK, 0), + BEACON_FILTER(WLAN_EID_VHT_OPERATION, 0, 0, 0, + WCN36XX_FILTER_IE_VHTOP_CHWIDTH_MASK, 0), + BEACON_FILTER(WLAN_EID_RSN, 1, 0, 0, + WCN36XX_FILTER_IE_RSN_MASK, 0), + BEACON_FILTER(WLAN_EID_VENDOR_SPECIFIC, 1, 0, 0, + WCN36XX_FILTER_IE_VENDOR_MASK, 0), +}; + +int wcn36xx_smd_add_beacon_filter(struct wcn36xx *wcn, + struct ieee80211_vif *vif) +{ + struct wcn36xx_hal_add_bcn_filter_req_msg msg_body, *body; + struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); + u8 *payload; + size_t payload_size; + int ret; + + if (!wcn36xx_firmware_get_feat_caps(wcn->fw_feat_caps, BCN_FILTER)) + return -EOPNOTSUPP; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BCN_FILTER_REQ); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + body = (struct wcn36xx_hal_add_bcn_filter_req_msg *)wcn->hal_buf; + body->capability_info = vif->bss_conf.assoc_capability; + body->capability_mask = WCN36XX_FILTER_CAPABILITY_MASK; + body->beacon_interval = vif->bss_conf.beacon_int; + body->ie_num = ARRAY_SIZE(bcn_filter_ies); + body->bss_index = vif_priv->bss_index; + + payload = ((u8 *)body) + body->header.len; + payload_size = sizeof(bcn_filter_ies); + memcpy(payload, &bcn_filter_ies, payload_size); + + body->header.len += payload_size; + + ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); + if (ret) { + wcn36xx_err("Sending add bcn_filter failed\n"); + goto out; + } + + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("add bcn filter response failed err=%d\n", ret); + goto out; + } +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) { @@ -3206,6 +3334,7 @@ int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, case WCN36XX_HAL_ADD_BA_SESSION_RSP: case WCN36XX_HAL_ADD_BA_RSP: case WCN36XX_HAL_DEL_BA_RSP: + case WCN36XX_HAL_GET_STATS_RSP: case WCN36XX_HAL_TRIGGER_BA_RSP: case WCN36XX_HAL_UPDATE_CFG_RSP: case WCN36XX_HAL_JOIN_RSP: @@ -3223,6 +3352,7 @@ int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, case WCN36XX_HAL_ENTER_IMPS_RSP: case WCN36XX_HAL_EXIT_IMPS_RSP: case WCN36XX_HAL_UPDATE_CHANNEL_LIST_RSP: + case WCN36XX_HAL_ADD_BCN_FILTER_RSP: memcpy(wcn->hal_buf, buf, len); wcn->hal_rsp_len = len; complete(&wcn->hal_rsp_compl); @@ -3236,7 +3366,7 @@ int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, 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); + msg_ind = kmalloc(struct_size(msg_ind, msg, len), GFP_ATOMIC); if (!msg_ind) { wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", msg_header->msg_type); |