diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/mac80211.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtw89/mac80211.c | 955 |
1 files changed, 955 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c new file mode 100644 index 000000000..a8f478f0c --- /dev/null +++ b/drivers/net/wireless/realtek/rtw89/mac80211.c @@ -0,0 +1,955 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) 2019-2020 Realtek Corporation + */ + +#include "cam.h" +#include "chan.h" +#include "coex.h" +#include "debug.h" +#include "fw.h" +#include "mac.h" +#include "phy.h" +#include "ps.h" +#include "reg.h" +#include "sar.h" +#include "ser.h" +#include "util.h" + +static void rtw89_ops_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_vif *vif = info->control.vif; + struct ieee80211_sta *sta = control->sta; + int ret, qsel; + + ret = rtw89_core_tx_write(rtwdev, vif, sta, skb, &qsel); + if (ret) { + rtw89_err(rtwdev, "failed to transmit skb: %d\n", ret); + ieee80211_free_txskb(hw, skb); + return; + } + rtw89_core_tx_kick_off(rtwdev, qsel); +} + +static void rtw89_ops_wake_tx_queue(struct ieee80211_hw *hw, + struct ieee80211_txq *txq) +{ + struct rtw89_dev *rtwdev = hw->priv; + + ieee80211_schedule_txq(hw, txq); + queue_work(rtwdev->txq_wq, &rtwdev->txq_work); +} + +static int rtw89_ops_start(struct ieee80211_hw *hw) +{ + struct rtw89_dev *rtwdev = hw->priv; + int ret; + + mutex_lock(&rtwdev->mutex); + ret = rtw89_core_start(rtwdev); + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static void rtw89_ops_stop(struct ieee80211_hw *hw) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_core_stop(rtwdev); + mutex_unlock(&rtwdev->mutex); +} + +static int rtw89_ops_config(struct ieee80211_hw *hw, u32 changed) +{ + struct rtw89_dev *rtwdev = hw->priv; + + /* let previous ips work finish to ensure we don't leave ips twice */ + cancel_work_sync(&rtwdev->ips_work); + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + + if ((changed & IEEE80211_CONF_CHANGE_IDLE) && + !(hw->conf.flags & IEEE80211_CONF_IDLE)) + rtw89_leave_ips(rtwdev); + + if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { + rtw89_config_entity_chandef(rtwdev, RTW89_SUB_ENTITY_0, + &hw->conf.chandef); + rtw89_set_channel(rtwdev); + } + + if ((changed & IEEE80211_CONF_CHANGE_IDLE) && + (hw->conf.flags & IEEE80211_CONF_IDLE)) + rtw89_enter_ips(rtwdev); + + mutex_unlock(&rtwdev->mutex); + + return 0; +} + +static int rtw89_ops_add_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + int ret = 0; + + rtw89_debug(rtwdev, RTW89_DBG_STATE, "add vif %pM type %d, p2p %d\n", + vif->addr, vif->type, vif->p2p); + + mutex_lock(&rtwdev->mutex); + rtwvif->rtwdev = rtwdev; + list_add_tail(&rtwvif->list, &rtwdev->rtwvifs_list); + INIT_WORK(&rtwvif->update_beacon_work, rtw89_core_update_beacon_work); + rtw89_leave_ps_mode(rtwdev); + + rtw89_traffic_stats_init(rtwdev, &rtwvif->stats); + rtw89_vif_type_mapping(vif, false); + rtwvif->port = rtw89_core_acquire_bit_map(rtwdev->hw_port, + RTW89_PORT_NUM); + if (rtwvif->port == RTW89_PORT_NUM) { + ret = -ENOSPC; + goto out; + } + + rtwvif->bcn_hit_cond = 0; + rtwvif->mac_idx = RTW89_MAC_0; + rtwvif->phy_idx = RTW89_PHY_0; + rtwvif->hit_rule = 0; + ether_addr_copy(rtwvif->mac_addr, vif->addr); + + ret = rtw89_mac_add_vif(rtwdev, rtwvif); + if (ret) { + rtw89_core_release_bit_map(rtwdev->hw_port, rtwvif->port); + goto out; + } + + rtw89_core_txq_init(rtwdev, vif->txq); + + rtw89_btc_ntfy_role_info(rtwdev, rtwvif, NULL, BTC_ROLE_START); + + rtw89_recalc_lps(rtwdev); +out: + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static void rtw89_ops_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + + rtw89_debug(rtwdev, RTW89_DBG_STATE, "remove vif %pM type %d p2p %d\n", + vif->addr, vif->type, vif->p2p); + + cancel_work_sync(&rtwvif->update_beacon_work); + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + rtw89_btc_ntfy_role_info(rtwdev, rtwvif, NULL, BTC_ROLE_STOP); + rtw89_mac_remove_vif(rtwdev, rtwvif); + rtw89_core_release_bit_map(rtwdev->hw_port, rtwvif->port); + list_del_init(&rtwvif->list); + rtw89_recalc_lps(rtwdev); + + mutex_unlock(&rtwdev->mutex); +} + +static int rtw89_ops_change_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + enum nl80211_iftype type, bool p2p) +{ + struct rtw89_dev *rtwdev = hw->priv; + + rtw89_debug(rtwdev, RTW89_DBG_STATE, "change vif %pM (%d)->(%d), p2p (%d)->(%d)\n", + vif->addr, vif->type, type, vif->p2p, p2p); + + rtw89_ops_remove_interface(hw, vif); + + vif->type = type; + vif->p2p = p2p; + + return rtw89_ops_add_interface(hw, vif); +} + +static void rtw89_ops_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *new_flags, + u64 multicast) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + + *new_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_FCSFAIL | + FIF_BCN_PRBRESP_PROMISC | FIF_PROBE_REQ; + + if (changed_flags & FIF_ALLMULTI) { + if (*new_flags & FIF_ALLMULTI) + rtwdev->hal.rx_fltr &= ~B_AX_A_MC; + else + rtwdev->hal.rx_fltr |= B_AX_A_MC; + } + if (changed_flags & FIF_FCSFAIL) { + if (*new_flags & FIF_FCSFAIL) + rtwdev->hal.rx_fltr |= B_AX_A_CRC32_ERR; + else + rtwdev->hal.rx_fltr &= ~B_AX_A_CRC32_ERR; + } + if (changed_flags & FIF_OTHER_BSS) { + if (*new_flags & FIF_OTHER_BSS) + rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH; + else + rtwdev->hal.rx_fltr |= B_AX_A_A1_MATCH; + } + if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { + if (*new_flags & FIF_BCN_PRBRESP_PROMISC) { + rtwdev->hal.rx_fltr &= ~B_AX_A_BCN_CHK_EN; + rtwdev->hal.rx_fltr &= ~B_AX_A_BC; + rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH; + } else { + rtwdev->hal.rx_fltr |= B_AX_A_BCN_CHK_EN; + rtwdev->hal.rx_fltr |= B_AX_A_BC; + rtwdev->hal.rx_fltr |= B_AX_A_A1_MATCH; + } + } + if (changed_flags & FIF_PROBE_REQ) { + if (*new_flags & FIF_PROBE_REQ) { + rtwdev->hal.rx_fltr &= ~B_AX_A_BC_CAM_MATCH; + rtwdev->hal.rx_fltr &= ~B_AX_A_UC_CAM_MATCH; + } else { + rtwdev->hal.rx_fltr |= B_AX_A_BC_CAM_MATCH; + rtwdev->hal.rx_fltr |= B_AX_A_UC_CAM_MATCH; + } + } + + rtw89_write32_mask(rtwdev, + rtw89_mac_reg_by_idx(R_AX_RX_FLTR_OPT, RTW89_MAC_0), + B_AX_RX_FLTR_CFG_MASK, + rtwdev->hal.rx_fltr); + if (!rtwdev->dbcc_en) + goto out; + rtw89_write32_mask(rtwdev, + rtw89_mac_reg_by_idx(R_AX_RX_FLTR_OPT, RTW89_MAC_1), + B_AX_RX_FLTR_CFG_MASK, + rtwdev->hal.rx_fltr); + +out: + mutex_unlock(&rtwdev->mutex); +} + +static const u8 ac_to_fw_idx[IEEE80211_NUM_ACS] = { + [IEEE80211_AC_VO] = 3, + [IEEE80211_AC_VI] = 2, + [IEEE80211_AC_BE] = 0, + [IEEE80211_AC_BK] = 1, +}; + +static u8 rtw89_aifsn_to_aifs(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, u8 aifsn) +{ + struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0); + u8 slot_time; + u8 sifs; + + slot_time = vif->bss_conf.use_short_slot ? 9 : 20; + sifs = chan->band_type == RTW89_BAND_5G ? 16 : 10; + + return aifsn * slot_time + sifs; +} + +static void ____rtw89_conf_tx_edca(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, u16 ac) +{ + struct ieee80211_tx_queue_params *params = &rtwvif->tx_params[ac]; + u32 val; + u8 ecw_max, ecw_min; + u8 aifs; + + /* 2^ecw - 1 = cw; ecw = log2(cw + 1) */ + ecw_max = ilog2(params->cw_max + 1); + ecw_min = ilog2(params->cw_min + 1); + aifs = rtw89_aifsn_to_aifs(rtwdev, rtwvif, params->aifs); + val = FIELD_PREP(FW_EDCA_PARAM_TXOPLMT_MSK, params->txop) | + FIELD_PREP(FW_EDCA_PARAM_CWMAX_MSK, ecw_max) | + FIELD_PREP(FW_EDCA_PARAM_CWMIN_MSK, ecw_min) | + FIELD_PREP(FW_EDCA_PARAM_AIFS_MSK, aifs); + rtw89_fw_h2c_set_edca(rtwdev, rtwvif, ac_to_fw_idx[ac], val); +} + +static const u32 ac_to_mu_edca_param[IEEE80211_NUM_ACS] = { + [IEEE80211_AC_VO] = R_AX_MUEDCA_VO_PARAM_0, + [IEEE80211_AC_VI] = R_AX_MUEDCA_VI_PARAM_0, + [IEEE80211_AC_BE] = R_AX_MUEDCA_BE_PARAM_0, + [IEEE80211_AC_BK] = R_AX_MUEDCA_BK_PARAM_0, +}; + +static void ____rtw89_conf_tx_mu_edca(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, u16 ac) +{ + struct ieee80211_tx_queue_params *params = &rtwvif->tx_params[ac]; + struct ieee80211_he_mu_edca_param_ac_rec *mu_edca; + u8 aifs, aifsn; + u16 timer_32us; + u32 reg; + u32 val; + + if (!params->mu_edca) + return; + + mu_edca = ¶ms->mu_edca_param_rec; + aifsn = FIELD_GET(GENMASK(3, 0), mu_edca->aifsn); + aifs = aifsn ? rtw89_aifsn_to_aifs(rtwdev, rtwvif, aifsn) : 0; + timer_32us = mu_edca->mu_edca_timer << 8; + + val = FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_TIMER_MASK, timer_32us) | + FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_CW_MASK, mu_edca->ecw_min_max) | + FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_AIFS_MASK, aifs); + reg = rtw89_mac_reg_by_idx(ac_to_mu_edca_param[ac], rtwvif->mac_idx); + rtw89_write32(rtwdev, reg, val); + + rtw89_mac_set_hw_muedca_ctrl(rtwdev, rtwvif, true); +} + +static void __rtw89_conf_tx(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, u16 ac) +{ + ____rtw89_conf_tx_edca(rtwdev, rtwvif, ac); + ____rtw89_conf_tx_mu_edca(rtwdev, rtwvif, ac); +} + +static void rtw89_conf_tx(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif) +{ + u16 ac; + + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) + __rtw89_conf_tx(rtwdev, rtwvif, ac); +} + +static void rtw89_station_mode_sta_assoc(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *conf) +{ + struct ieee80211_sta *sta; + + if (vif->type != NL80211_IFTYPE_STATION) + return; + + sta = ieee80211_find_sta(vif, conf->bssid); + if (!sta) { + rtw89_err(rtwdev, "can't find sta to set sta_assoc state\n"); + return; + } + + rtw89_vif_type_mapping(vif, true); + + rtw89_core_sta_assoc(rtwdev, vif, sta); +} + +static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *conf, + u64 changed) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + + if (changed & BSS_CHANGED_ASSOC) { + if (vif->cfg.assoc) { + rtw89_station_mode_sta_assoc(rtwdev, vif, conf); + rtw89_phy_set_bss_color(rtwdev, vif); + rtw89_chip_cfg_txpwr_ul_tb_offset(rtwdev, vif); + rtw89_mac_port_update(rtwdev, rtwvif); + rtw89_mac_set_he_obss_narrow_bw_ru(rtwdev, vif); + rtw89_store_op_chan(rtwdev, true); + } else { + /* Abort ongoing scan if cancel_scan isn't issued + * when disconnected by peer + */ + if (rtwdev->scanning) + rtw89_hw_scan_abort(rtwdev, vif); + } + } + + if (changed & BSS_CHANGED_BSSID) { + ether_addr_copy(rtwvif->bssid, conf->bssid); + rtw89_cam_bssid_changed(rtwdev, rtwvif); + rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL); + } + + if (changed & BSS_CHANGED_BEACON) + rtw89_fw_h2c_update_beacon(rtwdev, rtwvif); + + if (changed & BSS_CHANGED_ERP_SLOT) + rtw89_conf_tx(rtwdev, rtwvif); + + if (changed & BSS_CHANGED_HE_BSS_COLOR) + rtw89_phy_set_bss_color(rtwdev, vif); + + if (changed & BSS_CHANGED_MU_GROUPS) + rtw89_mac_bf_set_gid_table(rtwdev, vif, conf); + + if (changed & BSS_CHANGED_P2P_PS) + rtw89_process_p2p_ps(rtwdev, vif); + + if (changed & BSS_CHANGED_PS) + rtw89_recalc_lps(rtwdev); + + mutex_unlock(&rtwdev->mutex); +} + +static int rtw89_ops_start_ap(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + + mutex_lock(&rtwdev->mutex); + ether_addr_copy(rtwvif->bssid, vif->bss_conf.bssid); + rtw89_cam_bssid_changed(rtwdev, rtwvif); + rtw89_mac_port_update(rtwdev, rtwvif); + rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); + rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, NULL, RTW89_ROLE_TYPE_CHANGE); + rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true); + rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL); + rtw89_chip_rfk_channel(rtwdev); + mutex_unlock(&rtwdev->mutex); + + return 0; +} + +static +void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + + mutex_lock(&rtwdev->mutex); + rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); + rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true); + mutex_unlock(&rtwdev->mutex); +} + +static int rtw89_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, + bool set) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; + struct rtw89_vif *rtwvif = rtwsta->rtwvif; + + ieee80211_queue_work(rtwdev->hw, &rtwvif->update_beacon_work); + + return 0; +} + +static int rtw89_ops_conf_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + unsigned int link_id, u16 ac, + const struct ieee80211_tx_queue_params *params) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + rtwvif->tx_params[ac] = *params; + __rtw89_conf_tx(rtwdev, rtwvif, ac); + mutex_unlock(&rtwdev->mutex); + + return 0; +} + +static int __rtw89_ops_sta_state(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct rtw89_dev *rtwdev = hw->priv; + + if (old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE) + return rtw89_core_sta_add(rtwdev, vif, sta); + + if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC) { + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) + return 0; /* defer to bss_info_changed to have vif info */ + return rtw89_core_sta_assoc(rtwdev, vif, sta); + } + + if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTH) + return rtw89_core_sta_disassoc(rtwdev, vif, sta); + + if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_NONE) + return rtw89_core_sta_disconnect(rtwdev, vif, sta); + + if (old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST) + return rtw89_core_sta_remove(rtwdev, vif, sta); + + return 0; +} + +static int rtw89_ops_sta_state(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct rtw89_dev *rtwdev = hw->priv; + int ret; + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + ret = __rtw89_ops_sta_state(hw, vif, sta, old_state, new_state); + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static int rtw89_ops_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *key) +{ + struct rtw89_dev *rtwdev = hw->priv; + int ret = 0; + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + + switch (cmd) { + case SET_KEY: + rtw89_btc_ntfy_specific_packet(rtwdev, PACKET_EAPOL_END); + ret = rtw89_cam_sec_key_add(rtwdev, vif, sta, key); + if (ret && ret != -EOPNOTSUPP) { + rtw89_err(rtwdev, "failed to add key to sec cam\n"); + goto out; + } + break; + case DISABLE_KEY: + rtw89_hci_flush_queues(rtwdev, BIT(rtwdev->hw->queues) - 1, + false); + rtw89_mac_flush_txq(rtwdev, BIT(rtwdev->hw->queues) - 1, false); + ret = rtw89_cam_sec_key_del(rtwdev, vif, sta, key, true); + if (ret) { + rtw89_err(rtwdev, "failed to remove key from sec cam\n"); + goto out; + } + break; + } + +out: + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static int rtw89_ops_ampdu_action(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_ampdu_params *params) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct ieee80211_sta *sta = params->sta; + struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; + u16 tid = params->tid; + struct ieee80211_txq *txq = sta->txq[tid]; + struct rtw89_txq *rtwtxq = (struct rtw89_txq *)txq->drv_priv; + + switch (params->action) { + case IEEE80211_AMPDU_TX_START: + return IEEE80211_AMPDU_TX_START_IMMEDIATE; + case IEEE80211_AMPDU_TX_STOP_CONT: + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + mutex_lock(&rtwdev->mutex); + clear_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags); + mutex_unlock(&rtwdev->mutex); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + mutex_lock(&rtwdev->mutex); + set_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags); + rtwsta->ampdu_params[tid].agg_num = params->buf_size; + rtwsta->ampdu_params[tid].amsdu = params->amsdu; + rtw89_leave_ps_mode(rtwdev); + mutex_unlock(&rtwdev->mutex); + break; + case IEEE80211_AMPDU_RX_START: + mutex_lock(&rtwdev->mutex); + rtw89_fw_h2c_ba_cam(rtwdev, rtwsta, true, params); + mutex_unlock(&rtwdev->mutex); + break; + case IEEE80211_AMPDU_RX_STOP: + mutex_lock(&rtwdev->mutex); + rtw89_fw_h2c_ba_cam(rtwdev, rtwsta, false, params); + mutex_unlock(&rtwdev->mutex); + break; + default: + WARN_ON(1); + return -ENOTSUPP; + } + + return 0; +} + +static int rtw89_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_leave_ps_mode(rtwdev); + if (test_bit(RTW89_FLAG_POWERON, rtwdev->flags)) + rtw89_mac_update_rts_threshold(rtwdev, RTW89_MAC_0); + mutex_unlock(&rtwdev->mutex); + + return 0; +} + +static void rtw89_ops_sta_statistics(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct station_info *sinfo) +{ + struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; + + sinfo->txrate = rtwsta->ra_report.txrate; + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); +} + +static +void __rtw89_drop_packets(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif) +{ + struct rtw89_vif *rtwvif; + + if (vif) { + rtwvif = (struct rtw89_vif *)vif->drv_priv; + rtw89_mac_pkt_drop_vif(rtwdev, rtwvif); + } else { + rtw89_for_each_rtwvif(rtwdev, rtwvif) + rtw89_mac_pkt_drop_vif(rtwdev, rtwvif); + } +} + +static void rtw89_ops_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_leave_lps(rtwdev); + rtw89_hci_flush_queues(rtwdev, queues, drop); + + if (drop && RTW89_CHK_FW_FEATURE(PACKET_DROP, &rtwdev->fw)) + __rtw89_drop_packets(rtwdev, vif); + else + rtw89_mac_flush_txq(rtwdev, queues, drop); + + mutex_unlock(&rtwdev->mutex); +} + +struct rtw89_iter_bitrate_mask_data { + struct rtw89_dev *rtwdev; + struct ieee80211_vif *vif; + const struct cfg80211_bitrate_mask *mask; +}; + +static void rtw89_ra_mask_info_update_iter(void *data, struct ieee80211_sta *sta) +{ + struct rtw89_iter_bitrate_mask_data *br_data = data; + struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; + struct ieee80211_vif *vif = rtwvif_to_vif(rtwsta->rtwvif); + + if (vif != br_data->vif || vif->p2p) + return; + + rtwsta->use_cfg_mask = true; + rtwsta->mask = *br_data->mask; + rtw89_phy_ra_updata_sta(br_data->rtwdev, sta, IEEE80211_RC_SUPP_RATES_CHANGED); +} + +static void rtw89_ra_mask_info_update(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + const struct cfg80211_bitrate_mask *mask) +{ + struct rtw89_iter_bitrate_mask_data br_data = { .rtwdev = rtwdev, + .vif = vif, + .mask = mask}; + + ieee80211_iterate_stations_atomic(rtwdev->hw, rtw89_ra_mask_info_update_iter, + &br_data); +} + +static int rtw89_ops_set_bitrate_mask(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + const struct cfg80211_bitrate_mask *mask) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_phy_rate_pattern_vif(rtwdev, vif, mask); + rtw89_ra_mask_info_update(rtwdev, vif, mask); + mutex_unlock(&rtwdev->mutex); + + return 0; +} + +static +int rtw89_ops_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_hal *hal = &rtwdev->hal; + + if (rx_ant != hw->wiphy->available_antennas_rx && rx_ant != hal->antenna_rx) + return -EINVAL; + + mutex_lock(&rtwdev->mutex); + hal->antenna_tx = tx_ant; + hal->antenna_rx = rx_ant; + hal->tx_path_diversity = false; + mutex_unlock(&rtwdev->mutex); + + return 0; +} + +static +int rtw89_ops_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_hal *hal = &rtwdev->hal; + + *tx_ant = hal->antenna_tx; + *rx_ant = hal->antenna_rx; + + return 0; +} + +static void rtw89_ops_sw_scan_start(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + const u8 *mac_addr) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + + mutex_lock(&rtwdev->mutex); + rtw89_core_scan_start(rtwdev, rtwvif, mac_addr, false); + mutex_unlock(&rtwdev->mutex); +} + +static void rtw89_ops_sw_scan_complete(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_core_scan_complete(rtwdev, vif, false); + mutex_unlock(&rtwdev->mutex); +} + +static void rtw89_ops_reconfig_complete(struct ieee80211_hw *hw, + enum ieee80211_reconfig_type reconfig_type) +{ + struct rtw89_dev *rtwdev = hw->priv; + + if (reconfig_type == IEEE80211_RECONFIG_TYPE_RESTART) + rtw89_ser_recfg_done(rtwdev); +} + +static int rtw89_ops_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_scan_request *req) +{ + struct rtw89_dev *rtwdev = hw->priv; + int ret = 0; + + if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) + return 1; + + if (rtwdev->scanning) + return -EBUSY; + + mutex_lock(&rtwdev->mutex); + rtw89_hw_scan_start(rtwdev, vif, req); + ret = rtw89_hw_scan_offload(rtwdev, vif, true); + if (ret) { + rtw89_hw_scan_abort(rtwdev, vif); + rtw89_err(rtwdev, "HW scan failed with status: %d\n", ret); + } + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static void rtw89_ops_cancel_hw_scan(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct rtw89_dev *rtwdev = hw->priv; + + if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) + return; + + if (!rtwdev->scanning) + return; + + mutex_lock(&rtwdev->mutex); + rtw89_hw_scan_abort(rtwdev, vif); + mutex_unlock(&rtwdev->mutex); +} + +static void rtw89_ops_sta_rc_update(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u32 changed) +{ + struct rtw89_dev *rtwdev = hw->priv; + + rtw89_phy_ra_updata_sta(rtwdev, sta, changed); +} + +static int rtw89_ops_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ + struct rtw89_dev *rtwdev = hw->priv; + int ret; + + mutex_lock(&rtwdev->mutex); + ret = rtw89_chanctx_ops_add(rtwdev, ctx); + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static void rtw89_ops_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_chanctx_ops_remove(rtwdev, ctx); + mutex_unlock(&rtwdev->mutex); +} + +static void rtw89_ops_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw89_chanctx_ops_change(rtwdev, ctx, changed); + mutex_unlock(&rtwdev->mutex); +} + +static int rtw89_ops_assign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + int ret; + + mutex_lock(&rtwdev->mutex); + ret = rtw89_chanctx_ops_assign_vif(rtwdev, rtwvif, ctx); + mutex_unlock(&rtwdev->mutex); + + return ret; +} + +static void rtw89_ops_unassign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct rtw89_dev *rtwdev = hw->priv; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + + mutex_lock(&rtwdev->mutex); + rtw89_chanctx_ops_unassign_vif(rtwdev, rtwvif, ctx); + mutex_unlock(&rtwdev->mutex); +} + +static void rtw89_set_tid_config_iter(void *data, struct ieee80211_sta *sta) +{ + struct cfg80211_tid_config *tid_config = data; + struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; + struct rtw89_dev *rtwdev = rtwsta->rtwvif->rtwdev; + + rtw89_core_set_tid_config(rtwdev, sta, tid_config); +} + +static int rtw89_ops_set_tid_config(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct cfg80211_tid_config *tid_config) +{ + struct rtw89_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + if (sta) + rtw89_core_set_tid_config(rtwdev, sta, tid_config); + else + ieee80211_iterate_stations_atomic(rtwdev->hw, + rtw89_set_tid_config_iter, + tid_config); + mutex_unlock(&rtwdev->mutex); + + return 0; +} + +const struct ieee80211_ops rtw89_ops = { + .tx = rtw89_ops_tx, + .wake_tx_queue = rtw89_ops_wake_tx_queue, + .start = rtw89_ops_start, + .stop = rtw89_ops_stop, + .config = rtw89_ops_config, + .add_interface = rtw89_ops_add_interface, + .change_interface = rtw89_ops_change_interface, + .remove_interface = rtw89_ops_remove_interface, + .configure_filter = rtw89_ops_configure_filter, + .bss_info_changed = rtw89_ops_bss_info_changed, + .start_ap = rtw89_ops_start_ap, + .stop_ap = rtw89_ops_stop_ap, + .set_tim = rtw89_ops_set_tim, + .conf_tx = rtw89_ops_conf_tx, + .sta_state = rtw89_ops_sta_state, + .set_key = rtw89_ops_set_key, + .ampdu_action = rtw89_ops_ampdu_action, + .set_rts_threshold = rtw89_ops_set_rts_threshold, + .sta_statistics = rtw89_ops_sta_statistics, + .flush = rtw89_ops_flush, + .set_bitrate_mask = rtw89_ops_set_bitrate_mask, + .set_antenna = rtw89_ops_set_antenna, + .get_antenna = rtw89_ops_get_antenna, + .sw_scan_start = rtw89_ops_sw_scan_start, + .sw_scan_complete = rtw89_ops_sw_scan_complete, + .reconfig_complete = rtw89_ops_reconfig_complete, + .hw_scan = rtw89_ops_hw_scan, + .cancel_hw_scan = rtw89_ops_cancel_hw_scan, + .add_chanctx = rtw89_ops_add_chanctx, + .remove_chanctx = rtw89_ops_remove_chanctx, + .change_chanctx = rtw89_ops_change_chanctx, + .assign_vif_chanctx = rtw89_ops_assign_vif_chanctx, + .unassign_vif_chanctx = rtw89_ops_unassign_vif_chanctx, + .set_sar_specs = rtw89_ops_set_sar_specs, + .sta_rc_update = rtw89_ops_sta_rc_update, + .set_tid_config = rtw89_ops_set_tid_config, +}; +EXPORT_SYMBOL(rtw89_ops); |