Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Yan-Hsuan Chuang | 4087 | 48.10% | 10 | 24.39% |
Chin-Yen Lee | 2869 | 33.76% | 8 | 19.51% |
Tzu-En Huang | 768 | 9.04% | 6 | 14.63% |
Po-Hao Huang | 575 | 6.77% | 4 | 9.76% |
Ping-Ke Shih | 105 | 1.24% | 3 | 7.32% |
Vincent Fann | 49 | 0.58% | 1 | 2.44% |
Kai-Heng Feng | 27 | 0.32% | 2 | 4.88% |
Zong-Zhe Yang | 5 | 0.06% | 1 | 2.44% |
Yue haibing | 4 | 0.05% | 2 | 4.88% |
Tom Rix | 3 | 0.04% | 1 | 2.44% |
Tsang-Shian Lin | 2 | 0.02% | 1 | 2.44% |
Gustavo A. R. Silva | 2 | 0.02% | 1 | 2.44% |
Dan Carpenter | 1 | 0.01% | 1 | 2.44% |
Total | 8497 | 41 |
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* Copyright(c) 2018-2019 Realtek Corporation */ #include <linux/iopoll.h> #include "main.h" #include "coex.h" #include "fw.h" #include "tx.h" #include "reg.h" #include "sec.h" #include "debug.h" #include "util.h" #include "wow.h" #include "ps.h" static void rtw_fw_c2h_cmd_handle_ext(struct rtw_dev *rtwdev, struct sk_buff *skb) { struct rtw_c2h_cmd *c2h; u8 sub_cmd_id; c2h = get_c2h_from_skb(skb); sub_cmd_id = c2h->payload[0]; switch (sub_cmd_id) { case C2H_CCX_RPT: rtw_tx_report_handle(rtwdev, skb, C2H_CCX_RPT); break; default: break; } } static u16 get_max_amsdu_len(u32 bit_rate) { /* lower than ofdm, do not aggregate */ if (bit_rate < 550) return 1; /* lower than 20M 2ss mcs8, make it small */ if (bit_rate < 1800) return 1200; /* lower than 40M 2ss mcs9, make it medium */ if (bit_rate < 4000) return 2600; /* not yet 80M 2ss mcs8/9, make it twice regular packet size */ if (bit_rate < 7000) return 3500; /* unlimited */ return 0; } struct rtw_fw_iter_ra_data { struct rtw_dev *rtwdev; u8 *payload; }; static void rtw_fw_ra_report_iter(void *data, struct ieee80211_sta *sta) { struct rtw_fw_iter_ra_data *ra_data = data; struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; u8 mac_id, rate, sgi, bw; u8 mcs, nss; u32 bit_rate; mac_id = GET_RA_REPORT_MACID(ra_data->payload); if (si->mac_id != mac_id) return; si->ra_report.txrate.flags = 0; rate = GET_RA_REPORT_RATE(ra_data->payload); sgi = GET_RA_REPORT_SGI(ra_data->payload); bw = GET_RA_REPORT_BW(ra_data->payload); if (rate < DESC_RATEMCS0) { si->ra_report.txrate.legacy = rtw_desc_to_bitrate(rate); goto legacy; } rtw_desc_to_mcsrate(rate, &mcs, &nss); if (rate >= DESC_RATEVHT1SS_MCS0) si->ra_report.txrate.flags |= RATE_INFO_FLAGS_VHT_MCS; else if (rate >= DESC_RATEMCS0) si->ra_report.txrate.flags |= RATE_INFO_FLAGS_MCS; if (rate >= DESC_RATEMCS0) { si->ra_report.txrate.mcs = mcs; si->ra_report.txrate.nss = nss; } if (sgi) si->ra_report.txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; if (bw == RTW_CHANNEL_WIDTH_80) si->ra_report.txrate.bw = RATE_INFO_BW_80; else if (bw == RTW_CHANNEL_WIDTH_40) si->ra_report.txrate.bw = RATE_INFO_BW_40; else si->ra_report.txrate.bw = RATE_INFO_BW_20; legacy: bit_rate = cfg80211_calculate_bitrate(&si->ra_report.txrate); si->ra_report.desc_rate = rate; si->ra_report.bit_rate = bit_rate; sta->max_rc_amsdu_len = get_max_amsdu_len(bit_rate); } static void rtw_fw_ra_report_handle(struct rtw_dev *rtwdev, u8 *payload, u8 length) { struct rtw_fw_iter_ra_data ra_data; if (WARN(length < 7, "invalid ra report c2h length\n")) return; rtwdev->dm_info.tx_rate = GET_RA_REPORT_RATE(payload); ra_data.rtwdev = rtwdev; ra_data.payload = payload; rtw_iterate_stas_atomic(rtwdev, rtw_fw_ra_report_iter, &ra_data); } struct rtw_beacon_filter_iter_data { struct rtw_dev *rtwdev; u8 *payload; }; static void rtw_fw_bcn_filter_notify_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { struct rtw_beacon_filter_iter_data *iter_data = data; struct rtw_dev *rtwdev = iter_data->rtwdev; u8 *payload = iter_data->payload; u8 type = GET_BCN_FILTER_NOTIFY_TYPE(payload); u8 event = GET_BCN_FILTER_NOTIFY_EVENT(payload); s8 sig = (s8)GET_BCN_FILTER_NOTIFY_RSSI(payload); switch (type) { case BCN_FILTER_NOTIFY_SIGNAL_CHANGE: event = event ? NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH : NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW; ieee80211_cqm_rssi_notify(vif, event, sig, GFP_KERNEL); break; case BCN_FILTER_CONNECTION_LOSS: ieee80211_connection_loss(vif); break; case BCN_FILTER_CONNECTED: rtwdev->beacon_loss = false; break; case BCN_FILTER_NOTIFY_BEACON_LOSS: rtwdev->beacon_loss = true; rtw_leave_lps(rtwdev); break; } } static void rtw_fw_bcn_filter_notify(struct rtw_dev *rtwdev, u8 *payload, u8 length) { struct rtw_beacon_filter_iter_data dev_iter_data; dev_iter_data.rtwdev = rtwdev; dev_iter_data.payload = payload; rtw_iterate_vifs(rtwdev, rtw_fw_bcn_filter_notify_vif_iter, &dev_iter_data); } static void rtw_fw_scan_result(struct rtw_dev *rtwdev, u8 *payload, u8 length) { struct rtw_dm_info *dm_info = &rtwdev->dm_info; dm_info->scan_density = payload[0]; rtw_dbg(rtwdev, RTW_DBG_FW, "scan.density = %x\n", dm_info->scan_density); } void rtw_fw_c2h_cmd_handle(struct rtw_dev *rtwdev, struct sk_buff *skb) { struct rtw_c2h_cmd *c2h; u32 pkt_offset; u8 len; pkt_offset = *((u32 *)skb->cb); c2h = (struct rtw_c2h_cmd *)(skb->data + pkt_offset); len = skb->len - pkt_offset - 2; mutex_lock(&rtwdev->mutex); if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) goto unlock; switch (c2h->id) { case C2H_CCX_TX_RPT: rtw_tx_report_handle(rtwdev, skb, C2H_CCX_TX_RPT); break; case C2H_BT_INFO: rtw_coex_bt_info_notify(rtwdev, c2h->payload, len); break; case C2H_WLAN_INFO: rtw_coex_wl_fwdbginfo_notify(rtwdev, c2h->payload, len); break; case C2H_BCN_FILTER_NOTIFY: rtw_fw_bcn_filter_notify(rtwdev, c2h->payload, len); break; case C2H_HALMAC: rtw_fw_c2h_cmd_handle_ext(rtwdev, skb); break; case C2H_RA_RPT: rtw_fw_ra_report_handle(rtwdev, c2h->payload, len); break; default: rtw_dbg(rtwdev, RTW_DBG_FW, "C2H 0x%x isn't handled\n", c2h->id); break; } unlock: mutex_unlock(&rtwdev->mutex); } void rtw_fw_c2h_cmd_rx_irqsafe(struct rtw_dev *rtwdev, u32 pkt_offset, struct sk_buff *skb) { struct rtw_c2h_cmd *c2h; u8 len; c2h = (struct rtw_c2h_cmd *)(skb->data + pkt_offset); len = skb->len - pkt_offset - 2; *((u32 *)skb->cb) = pkt_offset; rtw_dbg(rtwdev, RTW_DBG_FW, "recv C2H, id=0x%02x, seq=0x%02x, len=%d\n", c2h->id, c2h->seq, len); switch (c2h->id) { case C2H_BT_MP_INFO: rtw_coex_info_response(rtwdev, skb); break; case C2H_WLAN_RFON: complete(&rtwdev->lps_leave_check); dev_kfree_skb_any(skb); break; case C2H_SCAN_RESULT: complete(&rtwdev->fw_scan_density); rtw_fw_scan_result(rtwdev, c2h->payload, len); dev_kfree_skb_any(skb); break; default: /* pass offset for further operation */ *((u32 *)skb->cb) = pkt_offset; skb_queue_tail(&rtwdev->c2h_queue, skb); ieee80211_queue_work(rtwdev->hw, &rtwdev->c2h_work); break; } } EXPORT_SYMBOL(rtw_fw_c2h_cmd_rx_irqsafe); void rtw_fw_c2h_cmd_isr(struct rtw_dev *rtwdev) { if (rtw_read8(rtwdev, REG_MCU_TST_CFG) == VAL_FW_TRIGGER) rtw_fw_recovery(rtwdev); else rtw_warn(rtwdev, "unhandled firmware c2h interrupt\n"); } EXPORT_SYMBOL(rtw_fw_c2h_cmd_isr); static void rtw_fw_send_h2c_command(struct rtw_dev *rtwdev, u8 *h2c) { u8 box; u8 box_state; u32 box_reg, box_ex_reg; int idx; int ret; rtw_dbg(rtwdev, RTW_DBG_FW, "send H2C content %02x%02x%02x%02x %02x%02x%02x%02x\n", h2c[3], h2c[2], h2c[1], h2c[0], h2c[7], h2c[6], h2c[5], h2c[4]); spin_lock(&rtwdev->h2c.lock); box = rtwdev->h2c.last_box_num; switch (box) { case 0: box_reg = REG_HMEBOX0; box_ex_reg = REG_HMEBOX0_EX; break; case 1: box_reg = REG_HMEBOX1; box_ex_reg = REG_HMEBOX1_EX; break; case 2: box_reg = REG_HMEBOX2; box_ex_reg = REG_HMEBOX2_EX; break; case 3: box_reg = REG_HMEBOX3; box_ex_reg = REG_HMEBOX3_EX; break; default: WARN(1, "invalid h2c mail box number\n"); goto out; } ret = read_poll_timeout_atomic(rtw_read8, box_state, !((box_state >> box) & 0x1), 100, 3000, false, rtwdev, REG_HMETFR); if (ret) { rtw_err(rtwdev, "failed to send h2c command\n"); goto out; } for (idx = 0; idx < 4; idx++) rtw_write8(rtwdev, box_reg + idx, h2c[idx]); for (idx = 0; idx < 4; idx++) rtw_write8(rtwdev, box_ex_reg + idx, h2c[idx + 4]); if (++rtwdev->h2c.last_box_num >= 4) rtwdev->h2c.last_box_num = 0; out: spin_unlock(&rtwdev->h2c.lock); } void rtw_fw_h2c_cmd_dbg(struct rtw_dev *rtwdev, u8 *h2c) { rtw_fw_send_h2c_command(rtwdev, h2c); } static void rtw_fw_send_h2c_packet(struct rtw_dev *rtwdev, u8 *h2c_pkt) { int ret; spin_lock(&rtwdev->h2c.lock); FW_OFFLOAD_H2C_SET_SEQ_NUM(h2c_pkt, rtwdev->h2c.seq); ret = rtw_hci_write_data_h2c(rtwdev, h2c_pkt, H2C_PKT_SIZE); if (ret) rtw_err(rtwdev, "failed to send h2c packet\n"); rtwdev->h2c.seq++; spin_unlock(&rtwdev->h2c.lock); } void rtw_fw_send_general_info(struct rtw_dev *rtwdev) { struct rtw_fifo_conf *fifo = &rtwdev->fifo; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + 4; if (rtw_chip_wcpu_11n(rtwdev)) return; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_GENERAL_INFO); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); GENERAL_INFO_SET_FW_TX_BOUNDARY(h2c_pkt, fifo->rsvd_fw_txbuf_addr - fifo->rsvd_boundary); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } void rtw_fw_send_phydm_info(struct rtw_dev *rtwdev) { struct rtw_hal *hal = &rtwdev->hal; struct rtw_efuse *efuse = &rtwdev->efuse; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + 8; u8 fw_rf_type = 0; if (rtw_chip_wcpu_11n(rtwdev)) return; if (hal->rf_type == RF_1T1R) fw_rf_type = FW_RF_1T1R; else if (hal->rf_type == RF_2T2R) fw_rf_type = FW_RF_2T2R; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_PHYDM_INFO); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); PHYDM_INFO_SET_REF_TYPE(h2c_pkt, efuse->rfe_option); PHYDM_INFO_SET_RF_TYPE(h2c_pkt, fw_rf_type); PHYDM_INFO_SET_CUT_VER(h2c_pkt, hal->cut_version); PHYDM_INFO_SET_RX_ANT_STATUS(h2c_pkt, hal->antenna_tx); PHYDM_INFO_SET_TX_ANT_STATUS(h2c_pkt, hal->antenna_rx); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } void rtw_fw_do_iqk(struct rtw_dev *rtwdev, struct rtw_iqk_para *para) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + 1; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_IQK); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); IQK_SET_CLEAR(h2c_pkt, para->clear); IQK_SET_SEGMENT_IQK(h2c_pkt, para->segment_iqk); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } EXPORT_SYMBOL(rtw_fw_do_iqk); void rtw_fw_inform_rfk_status(struct rtw_dev *rtwdev, bool start) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WIFI_CALIBRATION); RFK_SET_INFORM_START(h2c_pkt, start); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } EXPORT_SYMBOL(rtw_fw_inform_rfk_status); void rtw_fw_query_bt_info(struct rtw_dev *rtwdev) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_QUERY_BT_INFO); SET_QUERY_BT_INFO(h2c_pkt, true); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_wl_ch_info(struct rtw_dev *rtwdev, u8 link, u8 ch, u8 bw) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WL_CH_INFO); SET_WL_CH_INFO_LINK(h2c_pkt, link); SET_WL_CH_INFO_CHNL(h2c_pkt, ch); SET_WL_CH_INFO_BW(h2c_pkt, bw); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_query_bt_mp_info(struct rtw_dev *rtwdev, struct rtw_coex_info_req *req) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_QUERY_BT_MP_INFO); SET_BT_MP_INFO_SEQ(h2c_pkt, req->seq); SET_BT_MP_INFO_OP_CODE(h2c_pkt, req->op_code); SET_BT_MP_INFO_PARA1(h2c_pkt, req->para1); SET_BT_MP_INFO_PARA2(h2c_pkt, req->para2); SET_BT_MP_INFO_PARA3(h2c_pkt, req->para3); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_force_bt_tx_power(struct rtw_dev *rtwdev, u8 bt_pwr_dec_lvl) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u8 index = 0 - bt_pwr_dec_lvl; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_FORCE_BT_TX_POWER); SET_BT_TX_POWER_INDEX(h2c_pkt, index); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_bt_ignore_wlan_action(struct rtw_dev *rtwdev, bool enable) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_IGNORE_WLAN_ACTION); SET_IGNORE_WLAN_ACTION_EN(h2c_pkt, enable); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_coex_tdma_type(struct rtw_dev *rtwdev, u8 para1, u8 para2, u8 para3, u8 para4, u8 para5) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_COEX_TDMA_TYPE); SET_COEX_TDMA_TYPE_PARA1(h2c_pkt, para1); SET_COEX_TDMA_TYPE_PARA2(h2c_pkt, para2); SET_COEX_TDMA_TYPE_PARA3(h2c_pkt, para3); SET_COEX_TDMA_TYPE_PARA4(h2c_pkt, para4); SET_COEX_TDMA_TYPE_PARA5(h2c_pkt, para5); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_bt_wifi_control(struct rtw_dev *rtwdev, u8 op_code, u8 *data) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BT_WIFI_CONTROL); SET_BT_WIFI_CONTROL_OP_CODE(h2c_pkt, op_code); SET_BT_WIFI_CONTROL_DATA1(h2c_pkt, *data); SET_BT_WIFI_CONTROL_DATA2(h2c_pkt, *(data + 1)); SET_BT_WIFI_CONTROL_DATA3(h2c_pkt, *(data + 2)); SET_BT_WIFI_CONTROL_DATA4(h2c_pkt, *(data + 3)); SET_BT_WIFI_CONTROL_DATA5(h2c_pkt, *(data + 4)); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_send_rssi_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u8 rssi = ewma_rssi_read(&si->avg_rssi); bool stbc_en = si->stbc_en ? true : false; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RSSI_MONITOR); SET_RSSI_INFO_MACID(h2c_pkt, si->mac_id); SET_RSSI_INFO_RSSI(h2c_pkt, rssi); SET_RSSI_INFO_STBC(h2c_pkt, stbc_en); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_send_ra_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; bool no_update = si->updated; bool disable_pt = true; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RA_INFO); SET_RA_INFO_MACID(h2c_pkt, si->mac_id); SET_RA_INFO_RATE_ID(h2c_pkt, si->rate_id); SET_RA_INFO_INIT_RA_LVL(h2c_pkt, si->init_ra_lv); SET_RA_INFO_SGI_EN(h2c_pkt, si->sgi_enable); SET_RA_INFO_BW_MODE(h2c_pkt, si->bw_mode); SET_RA_INFO_LDPC(h2c_pkt, !!si->ldpc_en); SET_RA_INFO_NO_UPDATE(h2c_pkt, no_update); SET_RA_INFO_VHT_EN(h2c_pkt, si->vht_enable); SET_RA_INFO_DIS_PT(h2c_pkt, disable_pt); SET_RA_INFO_RA_MASK0(h2c_pkt, (si->ra_mask & 0xff)); SET_RA_INFO_RA_MASK1(h2c_pkt, (si->ra_mask & 0xff00) >> 8); SET_RA_INFO_RA_MASK2(h2c_pkt, (si->ra_mask & 0xff0000) >> 16); SET_RA_INFO_RA_MASK3(h2c_pkt, (si->ra_mask & 0xff000000) >> 24); si->init_ra_lv = 0; si->updated = true; rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_media_status_report(struct rtw_dev *rtwdev, u8 mac_id, bool connect) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_MEDIA_STATUS_RPT); MEDIA_STATUS_RPT_SET_OP_MODE(h2c_pkt, connect); MEDIA_STATUS_RPT_SET_MACID(h2c_pkt, mac_id); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_update_wl_phy_info(struct rtw_dev *rtwdev) { struct rtw_traffic_stats *stats = &rtwdev->stats; struct rtw_dm_info *dm_info = &rtwdev->dm_info; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WL_PHY_INFO); SET_WL_PHY_INFO_TX_TP(h2c_pkt, stats->tx_throughput); SET_WL_PHY_INFO_RX_TP(h2c_pkt, stats->rx_throughput); SET_WL_PHY_INFO_TX_RATE_DESC(h2c_pkt, dm_info->tx_rate); SET_WL_PHY_INFO_RX_RATE_DESC(h2c_pkt, dm_info->curr_rx_rate); SET_WL_PHY_INFO_RX_EVM(h2c_pkt, dm_info->rx_evm_dbm[RF_PATH_A]); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_beacon_filter_config(struct rtw_dev *rtwdev, bool connect, struct ieee80211_vif *vif) { struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; struct ieee80211_sta *sta = ieee80211_find_sta(vif, bss_conf->bssid); static const u8 rssi_min = 0, rssi_max = 100, rssi_offset = 100; struct rtw_sta_info *si = sta ? (struct rtw_sta_info *)sta->drv_priv : NULL; s32 threshold = bss_conf->cqm_rssi_thold + rssi_offset; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_BCN_FILTER) || !si) return; if (!connect) { SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BCN_FILTER_OFFLOAD_P1); SET_BCN_FILTER_OFFLOAD_P1_ENABLE(h2c_pkt, connect); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); return; } SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BCN_FILTER_OFFLOAD_P0); ether_addr_copy(&h2c_pkt[1], bss_conf->bssid); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); memset(h2c_pkt, 0, sizeof(h2c_pkt)); threshold = clamp_t(s32, threshold, rssi_min, rssi_max); SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BCN_FILTER_OFFLOAD_P1); SET_BCN_FILTER_OFFLOAD_P1_ENABLE(h2c_pkt, connect); SET_BCN_FILTER_OFFLOAD_P1_OFFLOAD_MODE(h2c_pkt, BCN_FILTER_OFFLOAD_MODE_DEFAULT); SET_BCN_FILTER_OFFLOAD_P1_THRESHOLD(h2c_pkt, (u8)threshold); SET_BCN_FILTER_OFFLOAD_P1_BCN_LOSS_CNT(h2c_pkt, BCN_LOSS_CNT); SET_BCN_FILTER_OFFLOAD_P1_MACID(h2c_pkt, si->mac_id); SET_BCN_FILTER_OFFLOAD_P1_HYST(h2c_pkt, bss_conf->cqm_rssi_hyst); SET_BCN_FILTER_OFFLOAD_P1_BCN_INTERVAL(h2c_pkt, bss_conf->beacon_int); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_pwr_mode(struct rtw_dev *rtwdev) { struct rtw_lps_conf *conf = &rtwdev->lps_conf; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_SET_PWR_MODE); SET_PWR_MODE_SET_MODE(h2c_pkt, conf->mode); SET_PWR_MODE_SET_RLBM(h2c_pkt, conf->rlbm); SET_PWR_MODE_SET_SMART_PS(h2c_pkt, conf->smart_ps); SET_PWR_MODE_SET_AWAKE_INTERVAL(h2c_pkt, conf->awake_interval); SET_PWR_MODE_SET_PORT_ID(h2c_pkt, conf->port_id); SET_PWR_MODE_SET_PWR_STATE(h2c_pkt, conf->state); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_keep_alive_cmd(struct rtw_dev *rtwdev, bool enable) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; struct rtw_fw_wow_keep_alive_para mode = { .adopt = true, .pkt_type = KEEP_ALIVE_NULL_PKT, .period = 5, }; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_KEEP_ALIVE); SET_KEEP_ALIVE_ENABLE(h2c_pkt, enable); SET_KEEP_ALIVE_ADOPT(h2c_pkt, mode.adopt); SET_KEEP_ALIVE_PKT_TYPE(h2c_pkt, mode.pkt_type); SET_KEEP_ALIVE_CHECK_PERIOD(h2c_pkt, mode.period); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_disconnect_decision_cmd(struct rtw_dev *rtwdev, bool enable) { struct rtw_wow_param *rtw_wow = &rtwdev->wow; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; struct rtw_fw_wow_disconnect_para mode = { .adopt = true, .period = 30, .retry_count = 5, }; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_DISCONNECT_DECISION); if (test_bit(RTW_WOW_FLAG_EN_DISCONNECT, rtw_wow->flags)) { SET_DISCONNECT_DECISION_ENABLE(h2c_pkt, enable); SET_DISCONNECT_DECISION_ADOPT(h2c_pkt, mode.adopt); SET_DISCONNECT_DECISION_CHECK_PERIOD(h2c_pkt, mode.period); SET_DISCONNECT_DECISION_TRY_PKT_NUM(h2c_pkt, mode.retry_count); } rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_wowlan_ctrl_cmd(struct rtw_dev *rtwdev, bool enable) { struct rtw_wow_param *rtw_wow = &rtwdev->wow; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WOWLAN); SET_WOWLAN_FUNC_ENABLE(h2c_pkt, enable); if (rtw_wow_mgd_linked(rtwdev)) { if (test_bit(RTW_WOW_FLAG_EN_MAGIC_PKT, rtw_wow->flags)) SET_WOWLAN_MAGIC_PKT_ENABLE(h2c_pkt, enable); if (test_bit(RTW_WOW_FLAG_EN_DISCONNECT, rtw_wow->flags)) SET_WOWLAN_DEAUTH_WAKEUP_ENABLE(h2c_pkt, enable); if (test_bit(RTW_WOW_FLAG_EN_REKEY_PKT, rtw_wow->flags)) SET_WOWLAN_REKEY_WAKEUP_ENABLE(h2c_pkt, enable); if (rtw_wow->pattern_cnt) SET_WOWLAN_PATTERN_MATCH_ENABLE(h2c_pkt, enable); } rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_aoac_global_info_cmd(struct rtw_dev *rtwdev, u8 pairwise_key_enc, u8 group_key_enc) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_AOAC_GLOBAL_INFO); SET_AOAC_GLOBAL_INFO_PAIRWISE_ENC_ALG(h2c_pkt, pairwise_key_enc); SET_AOAC_GLOBAL_INFO_GROUP_ENC_ALG(h2c_pkt, group_key_enc); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_remote_wake_ctrl_cmd(struct rtw_dev *rtwdev, bool enable) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_REMOTE_WAKE_CTRL); SET_REMOTE_WAKECTRL_ENABLE(h2c_pkt, enable); if (rtw_wow_no_link(rtwdev)) SET_REMOTE_WAKE_CTRL_NLO_OFFLOAD_EN(h2c_pkt, enable); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } static u8 rtw_get_rsvd_page_location(struct rtw_dev *rtwdev, enum rtw_rsvd_packet_type type) { struct rtw_rsvd_page *rsvd_pkt; u8 location = 0; list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { if (type == rsvd_pkt->type) location = rsvd_pkt->page; } return location; } void rtw_fw_set_nlo_info(struct rtw_dev *rtwdev, bool enable) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u8 loc_nlo; loc_nlo = rtw_get_rsvd_page_location(rtwdev, RSVD_NLO_INFO); SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_NLO_INFO); SET_NLO_FUN_EN(h2c_pkt, enable); if (enable) { if (rtw_get_lps_deep_mode(rtwdev) != LPS_DEEP_MODE_NONE) SET_NLO_PS_32K(h2c_pkt, enable); SET_NLO_IGNORE_SECURITY(h2c_pkt, enable); SET_NLO_LOC_NLO_INFO(h2c_pkt, loc_nlo); } rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_pg_info(struct rtw_dev *rtwdev) { struct rtw_lps_conf *conf = &rtwdev->lps_conf; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u8 loc_pg, loc_dpk; loc_pg = rtw_get_rsvd_page_location(rtwdev, RSVD_LPS_PG_INFO); loc_dpk = rtw_get_rsvd_page_location(rtwdev, RSVD_LPS_PG_DPK); SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_LPS_PG_INFO); LPS_PG_INFO_LOC(h2c_pkt, loc_pg); LPS_PG_DPK_LOC(h2c_pkt, loc_dpk); LPS_PG_SEC_CAM_EN(h2c_pkt, conf->sec_cam_backup); LPS_PG_PATTERN_CAM_EN(h2c_pkt, conf->pattern_cam_backup); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } static u8 rtw_get_rsvd_page_probe_req_location(struct rtw_dev *rtwdev, struct cfg80211_ssid *ssid) { struct rtw_rsvd_page *rsvd_pkt; u8 location = 0; list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { if (rsvd_pkt->type != RSVD_PROBE_REQ) continue; if ((!ssid && !rsvd_pkt->ssid) || rtw_ssid_equal(rsvd_pkt->ssid, ssid)) location = rsvd_pkt->page; } return location; } static u16 rtw_get_rsvd_page_probe_req_size(struct rtw_dev *rtwdev, struct cfg80211_ssid *ssid) { struct rtw_rsvd_page *rsvd_pkt; u16 size = 0; list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { if (rsvd_pkt->type != RSVD_PROBE_REQ) continue; if ((!ssid && !rsvd_pkt->ssid) || rtw_ssid_equal(rsvd_pkt->ssid, ssid)) size = rsvd_pkt->probe_req_size; } return size; } void rtw_send_rsvd_page_h2c(struct rtw_dev *rtwdev) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u8 location = 0; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RSVD_PAGE); location = rtw_get_rsvd_page_location(rtwdev, RSVD_PROBE_RESP); *(h2c_pkt + 1) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_PROBE_RESP loc: %d\n", location); location = rtw_get_rsvd_page_location(rtwdev, RSVD_PS_POLL); *(h2c_pkt + 2) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_PS_POLL loc: %d\n", location); location = rtw_get_rsvd_page_location(rtwdev, RSVD_NULL); *(h2c_pkt + 3) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_NULL loc: %d\n", location); location = rtw_get_rsvd_page_location(rtwdev, RSVD_QOS_NULL); *(h2c_pkt + 4) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_QOS_NULL loc: %d\n", location); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } static struct sk_buff *rtw_nlo_info_get(struct ieee80211_hw *hw) { struct rtw_dev *rtwdev = hw->priv; struct rtw_chip_info *chip = rtwdev->chip; struct rtw_pno_request *pno_req = &rtwdev->wow.pno_req; struct rtw_nlo_info_hdr *nlo_hdr; struct cfg80211_ssid *ssid; struct sk_buff *skb; u8 *pos, loc; u32 size; int i; if (!pno_req->inited || !pno_req->match_set_cnt) return NULL; size = sizeof(struct rtw_nlo_info_hdr) + pno_req->match_set_cnt * IEEE80211_MAX_SSID_LEN + chip->tx_pkt_desc_sz; skb = alloc_skb(size, GFP_KERNEL); if (!skb) return NULL; skb_reserve(skb, chip->tx_pkt_desc_sz); nlo_hdr = skb_put_zero(skb, sizeof(struct rtw_nlo_info_hdr)); nlo_hdr->nlo_count = pno_req->match_set_cnt; nlo_hdr->hidden_ap_count = pno_req->match_set_cnt; /* pattern check for firmware */ memset(nlo_hdr->pattern_check, 0xA5, FW_NLO_INFO_CHECK_SIZE); for (i = 0; i < pno_req->match_set_cnt; i++) nlo_hdr->ssid_len[i] = pno_req->match_sets[i].ssid.ssid_len; for (i = 0; i < pno_req->match_set_cnt; i++) { ssid = &pno_req->match_sets[i].ssid; loc = rtw_get_rsvd_page_probe_req_location(rtwdev, ssid); if (!loc) { rtw_err(rtwdev, "failed to get probe req rsvd loc\n"); kfree_skb(skb); return NULL; } nlo_hdr->location[i] = loc; } for (i = 0; i < pno_req->match_set_cnt; i++) { pos = skb_put_zero(skb, IEEE80211_MAX_SSID_LEN); memcpy(pos, pno_req->match_sets[i].ssid.ssid, pno_req->match_sets[i].ssid.ssid_len); } return skb; } static struct sk_buff *rtw_cs_channel_info_get(struct ieee80211_hw *hw) { struct rtw_dev *rtwdev = hw->priv; struct rtw_chip_info *chip = rtwdev->chip; struct rtw_pno_request *pno_req = &rtwdev->wow.pno_req; struct ieee80211_channel *channels = pno_req->channels; struct sk_buff *skb; int count = pno_req->channel_cnt; u8 *pos; int i = 0; skb = alloc_skb(4 * count + chip->tx_pkt_desc_sz, GFP_KERNEL); if (!skb) return NULL; skb_reserve(skb, chip->tx_pkt_desc_sz); for (i = 0; i < count; i++) { pos = skb_put_zero(skb, 4); CHSW_INFO_SET_CH(pos, channels[i].hw_value); if (channels[i].flags & IEEE80211_CHAN_RADAR) CHSW_INFO_SET_ACTION_ID(pos, 0); else CHSW_INFO_SET_ACTION_ID(pos, 1); CHSW_INFO_SET_TIMEOUT(pos, 1); CHSW_INFO_SET_PRI_CH_IDX(pos, 1); CHSW_INFO_SET_BW(pos, 0); } return skb; } static struct sk_buff *rtw_lps_pg_dpk_get(struct ieee80211_hw *hw) { struct rtw_dev *rtwdev = hw->priv; struct rtw_chip_info *chip = rtwdev->chip; struct rtw_dpk_info *dpk_info = &rtwdev->dm_info.dpk_info; struct rtw_lps_pg_dpk_hdr *dpk_hdr; struct sk_buff *skb; u32 size; size = chip->tx_pkt_desc_sz + sizeof(*dpk_hdr); skb = alloc_skb(size, GFP_KERNEL); if (!skb) return NULL; skb_reserve(skb, chip->tx_pkt_desc_sz); dpk_hdr = skb_put_zero(skb, sizeof(*dpk_hdr)); dpk_hdr->dpk_ch = dpk_info->dpk_ch; dpk_hdr->dpk_path_ok = dpk_info->dpk_path_ok[0]; memcpy(dpk_hdr->dpk_txagc, dpk_info->dpk_txagc, 2); memcpy(dpk_hdr->dpk_gs, dpk_info->dpk_gs, 4); memcpy(dpk_hdr->coef, dpk_info->coef, 160); return skb; } static struct sk_buff *rtw_lps_pg_info_get(struct ieee80211_hw *hw) { struct rtw_dev *rtwdev = hw->priv; struct rtw_chip_info *chip = rtwdev->chip; struct rtw_lps_conf *conf = &rtwdev->lps_conf; struct rtw_lps_pg_info_hdr *pg_info_hdr; struct rtw_wow_param *rtw_wow = &rtwdev->wow; struct sk_buff *skb; u32 size; size = chip->tx_pkt_desc_sz + sizeof(*pg_info_hdr); skb = alloc_skb(size, GFP_KERNEL); if (!skb) return NULL; skb_reserve(skb, chip->tx_pkt_desc_sz); pg_info_hdr = skb_put_zero(skb, sizeof(*pg_info_hdr)); pg_info_hdr->tx_bu_page_count = rtwdev->fifo.rsvd_drv_pg_num; pg_info_hdr->macid = find_first_bit(rtwdev->mac_id_map, RTW_MAX_MAC_ID_NUM); pg_info_hdr->sec_cam_count = rtw_sec_cam_pg_backup(rtwdev, pg_info_hdr->sec_cam); pg_info_hdr->pattern_count = rtw_wow->pattern_cnt; conf->sec_cam_backup = pg_info_hdr->sec_cam_count != 0; conf->pattern_cam_backup = rtw_wow->pattern_cnt != 0; return skb; } static struct sk_buff *rtw_get_rsvd_page_skb(struct ieee80211_hw *hw, struct rtw_rsvd_page *rsvd_pkt) { struct ieee80211_vif *vif; struct rtw_vif *rtwvif; struct sk_buff *skb_new; struct cfg80211_ssid *ssid; if (rsvd_pkt->type == RSVD_DUMMY) { skb_new = alloc_skb(1, GFP_KERNEL); if (!skb_new) return NULL; skb_put(skb_new, 1); return skb_new; } rtwvif = rsvd_pkt->rtwvif; if (!rtwvif) return NULL; vif = rtwvif_to_vif(rtwvif); switch (rsvd_pkt->type) { case RSVD_BEACON: skb_new = ieee80211_beacon_get(hw, vif); break; case RSVD_PS_POLL: skb_new = ieee80211_pspoll_get(hw, vif); break; case RSVD_PROBE_RESP: skb_new = ieee80211_proberesp_get(hw, vif); break; case RSVD_NULL: skb_new = ieee80211_nullfunc_get(hw, vif, false); break; case RSVD_QOS_NULL: skb_new = ieee80211_nullfunc_get(hw, vif, true); break; case RSVD_LPS_PG_DPK: skb_new = rtw_lps_pg_dpk_get(hw); break; case RSVD_LPS_PG_INFO: skb_new = rtw_lps_pg_info_get(hw); break; case RSVD_PROBE_REQ: ssid = (struct cfg80211_ssid *)rsvd_pkt->ssid; if (ssid) skb_new = ieee80211_probereq_get(hw, vif->addr, ssid->ssid, ssid->ssid_len, 0); else skb_new = ieee80211_probereq_get(hw, vif->addr, NULL, 0, 0); if (skb_new) rsvd_pkt->probe_req_size = (u16)skb_new->len; break; case RSVD_NLO_INFO: skb_new = rtw_nlo_info_get(hw); break; case RSVD_CH_INFO: skb_new = rtw_cs_channel_info_get(hw); break; default: return NULL; } if (!skb_new) return NULL; return skb_new; } static void rtw_fill_rsvd_page_desc(struct rtw_dev *rtwdev, struct sk_buff *skb, enum rtw_rsvd_packet_type type) { struct rtw_tx_pkt_info pkt_info = {0}; struct rtw_chip_info *chip = rtwdev->chip; u8 *pkt_desc; rtw_tx_rsvd_page_pkt_info_update(rtwdev, &pkt_info, skb, type); pkt_desc = skb_push(skb, chip->tx_pkt_desc_sz); memset(pkt_desc, 0, chip->tx_pkt_desc_sz); rtw_tx_fill_tx_desc(&pkt_info, skb); } static inline u8 rtw_len_to_page(unsigned int len, u8 page_size) { return DIV_ROUND_UP(len, page_size); } static void rtw_rsvd_page_list_to_buf(struct rtw_dev *rtwdev, u8 page_size, u8 page_margin, u32 page, u8 *buf, struct rtw_rsvd_page *rsvd_pkt) { struct sk_buff *skb = rsvd_pkt->skb; if (page >= 1) memcpy(buf + page_margin + page_size * (page - 1), skb->data, skb->len); else memcpy(buf, skb->data, skb->len); } static struct rtw_rsvd_page *rtw_alloc_rsvd_page(struct rtw_dev *rtwdev, enum rtw_rsvd_packet_type type, bool txdesc) { struct rtw_rsvd_page *rsvd_pkt = NULL; rsvd_pkt = kzalloc(sizeof(*rsvd_pkt), GFP_KERNEL); if (!rsvd_pkt) return NULL; INIT_LIST_HEAD(&rsvd_pkt->vif_list); INIT_LIST_HEAD(&rsvd_pkt->build_list); rsvd_pkt->type = type; rsvd_pkt->add_txdesc = txdesc; return rsvd_pkt; } static void rtw_insert_rsvd_page(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, struct rtw_rsvd_page *rsvd_pkt) { lockdep_assert_held(&rtwdev->mutex); list_add_tail(&rsvd_pkt->vif_list, &rtwvif->rsvd_page_list); } static void rtw_add_rsvd_page(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, enum rtw_rsvd_packet_type type, bool txdesc) { struct rtw_rsvd_page *rsvd_pkt; rsvd_pkt = rtw_alloc_rsvd_page(rtwdev, type, txdesc); if (!rsvd_pkt) { rtw_err(rtwdev, "failed to alloc rsvd page %d\n", type); return; } rsvd_pkt->rtwvif = rtwvif; rtw_insert_rsvd_page(rtwdev, rtwvif, rsvd_pkt); } static void rtw_add_rsvd_page_probe_req(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif, struct cfg80211_ssid *ssid) { struct rtw_rsvd_page *rsvd_pkt; rsvd_pkt = rtw_alloc_rsvd_page(rtwdev, RSVD_PROBE_REQ, true); if (!rsvd_pkt) { rtw_err(rtwdev, "failed to alloc probe req rsvd page\n"); return; } rsvd_pkt->rtwvif = rtwvif; rsvd_pkt->ssid = ssid; rtw_insert_rsvd_page(rtwdev, rtwvif, rsvd_pkt); } void rtw_remove_rsvd_page(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif) { struct rtw_rsvd_page *rsvd_pkt, *tmp; lockdep_assert_held(&rtwdev->mutex); /* remove all of the rsvd pages for vif */ list_for_each_entry_safe(rsvd_pkt, tmp, &rtwvif->rsvd_page_list, vif_list) { list_del(&rsvd_pkt->vif_list); if (!list_empty(&rsvd_pkt->build_list)) list_del(&rsvd_pkt->build_list); kfree(rsvd_pkt); } } void rtw_add_rsvd_page_bcn(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif) { struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); if (vif->type != NL80211_IFTYPE_AP && vif->type != NL80211_IFTYPE_ADHOC && vif->type != NL80211_IFTYPE_MESH_POINT) { rtw_warn(rtwdev, "Cannot add beacon rsvd page for %d\n", vif->type); return; } rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_BEACON, false); } void rtw_add_rsvd_page_pno(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif) { struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); struct rtw_wow_param *rtw_wow = &rtwdev->wow; struct rtw_pno_request *rtw_pno_req = &rtw_wow->pno_req; struct cfg80211_ssid *ssid; int i; if (vif->type != NL80211_IFTYPE_STATION) { rtw_warn(rtwdev, "Cannot add PNO rsvd page for %d\n", vif->type); return; } for (i = 0 ; i < rtw_pno_req->match_set_cnt; i++) { ssid = &rtw_pno_req->match_sets[i].ssid; rtw_add_rsvd_page_probe_req(rtwdev, rtwvif, ssid); } rtw_add_rsvd_page_probe_req(rtwdev, rtwvif, NULL); rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_NLO_INFO, false); rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_CH_INFO, true); } void rtw_add_rsvd_page_sta(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif) { struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); if (vif->type != NL80211_IFTYPE_STATION) { rtw_warn(rtwdev, "Cannot add sta rsvd page for %d\n", vif->type); return; } rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_PS_POLL, true); rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_QOS_NULL, true); rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_NULL, true); rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_LPS_PG_DPK, true); rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_LPS_PG_INFO, true); } int rtw_fw_write_data_rsvd_page(struct rtw_dev *rtwdev, u16 pg_addr, u8 *buf, u32 size) { u8 bckp[2]; u8 val; u16 rsvd_pg_head; u32 bcn_valid_addr; u32 bcn_valid_mask; int ret; lockdep_assert_held(&rtwdev->mutex); if (!size) return -EINVAL; if (rtw_chip_wcpu_11n(rtwdev)) { rtw_write32_set(rtwdev, REG_DWBCN0_CTRL, BIT_BCN_VALID); } else { pg_addr &= BIT_MASK_BCN_HEAD_1_V1; pg_addr |= BIT_BCN_VALID_V1; rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, pg_addr); } val = rtw_read8(rtwdev, REG_CR + 1); bckp[0] = val; val |= BIT_ENSWBCN >> 8; rtw_write8(rtwdev, REG_CR + 1, val); val = rtw_read8(rtwdev, REG_FWHW_TXQ_CTRL + 2); bckp[1] = val; val &= ~(BIT_EN_BCNQ_DL >> 16); rtw_write8(rtwdev, REG_FWHW_TXQ_CTRL + 2, val); ret = rtw_hci_write_data_rsvd_page(rtwdev, buf, size); if (ret) { rtw_err(rtwdev, "failed to write data to rsvd page\n"); goto restore; } if (rtw_chip_wcpu_11n(rtwdev)) { bcn_valid_addr = REG_DWBCN0_CTRL; bcn_valid_mask = BIT_BCN_VALID; } else { bcn_valid_addr = REG_FIFOPAGE_CTRL_2; bcn_valid_mask = BIT_BCN_VALID_V1; } if (!check_hw_ready(rtwdev, bcn_valid_addr, bcn_valid_mask, 1)) { rtw_err(rtwdev, "error beacon valid\n"); ret = -EBUSY; } restore: rsvd_pg_head = rtwdev->fifo.rsvd_boundary; rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, rsvd_pg_head | BIT_BCN_VALID_V1); rtw_write8(rtwdev, REG_FWHW_TXQ_CTRL + 2, bckp[1]); rtw_write8(rtwdev, REG_CR + 1, bckp[0]); return ret; } static int rtw_download_drv_rsvd_page(struct rtw_dev *rtwdev, u8 *buf, u32 size) { u32 pg_size; u32 pg_num = 0; u16 pg_addr = 0; pg_size = rtwdev->chip->page_size; pg_num = size / pg_size + ((size & (pg_size - 1)) ? 1 : 0); if (pg_num > rtwdev->fifo.rsvd_drv_pg_num) return -ENOMEM; pg_addr = rtwdev->fifo.rsvd_drv_addr; return rtw_fw_write_data_rsvd_page(rtwdev, pg_addr, buf, size); } static void __rtw_build_rsvd_page_reset(struct rtw_dev *rtwdev) { struct rtw_rsvd_page *rsvd_pkt, *tmp; list_for_each_entry_safe(rsvd_pkt, tmp, &rtwdev->rsvd_page_list, build_list) { list_del_init(&rsvd_pkt->build_list); /* Don't free except for the dummy rsvd page, * others will be freed when removing vif */ if (rsvd_pkt->type == RSVD_DUMMY) kfree(rsvd_pkt); } } static void rtw_build_rsvd_page_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { struct rtw_dev *rtwdev = data; struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; struct rtw_rsvd_page *rsvd_pkt; list_for_each_entry(rsvd_pkt, &rtwvif->rsvd_page_list, vif_list) { if (rsvd_pkt->type == RSVD_BEACON) list_add(&rsvd_pkt->build_list, &rtwdev->rsvd_page_list); else list_add_tail(&rsvd_pkt->build_list, &rtwdev->rsvd_page_list); } } static int __rtw_build_rsvd_page_from_vifs(struct rtw_dev *rtwdev) { struct rtw_rsvd_page *rsvd_pkt; __rtw_build_rsvd_page_reset(rtwdev); /* gather rsvd page from vifs */ rtw_iterate_vifs_atomic(rtwdev, rtw_build_rsvd_page_iter, rtwdev); rsvd_pkt = list_first_entry_or_null(&rtwdev->rsvd_page_list, struct rtw_rsvd_page, build_list); if (!rsvd_pkt) { WARN(1, "Should not have an empty reserved page\n"); return -EINVAL; } /* the first rsvd should be beacon, otherwise add a dummy one */ if (rsvd_pkt->type != RSVD_BEACON) { struct rtw_rsvd_page *dummy_pkt; dummy_pkt = rtw_alloc_rsvd_page(rtwdev, RSVD_DUMMY, false); if (!dummy_pkt) { rtw_err(rtwdev, "failed to alloc dummy rsvd page\n"); return -ENOMEM; } list_add(&dummy_pkt->build_list, &rtwdev->rsvd_page_list); } return 0; } static u8 *rtw_build_rsvd_page(struct rtw_dev *rtwdev, u32 *size) { struct ieee80211_hw *hw = rtwdev->hw; struct rtw_chip_info *chip = rtwdev->chip; struct sk_buff *iter; struct rtw_rsvd_page *rsvd_pkt; u32 page = 0; u8 total_page = 0; u8 page_size, page_margin, tx_desc_sz; u8 *buf; int ret; page_size = chip->page_size; tx_desc_sz = chip->tx_pkt_desc_sz; page_margin = page_size - tx_desc_sz; ret = __rtw_build_rsvd_page_from_vifs(rtwdev); if (ret) { rtw_err(rtwdev, "failed to build rsvd page from vifs, ret %d\n", ret); return NULL; } list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { iter = rtw_get_rsvd_page_skb(hw, rsvd_pkt); if (!iter) { rtw_err(rtwdev, "failed to build rsvd packet\n"); goto release_skb; } /* Fill the tx_desc for the rsvd pkt that requires one. * And iter->len will be added with size of tx_desc_sz. */ if (rsvd_pkt->add_txdesc) rtw_fill_rsvd_page_desc(rtwdev, iter, rsvd_pkt->type); rsvd_pkt->skb = iter; rsvd_pkt->page = total_page; /* Reserved page is downloaded via TX path, and TX path will * generate a tx_desc at the header to describe length of * the buffer. If we are not counting page numbers with the * size of tx_desc added at the first rsvd_pkt (usually a * beacon, firmware default refer to the first page as the * content of beacon), we could generate a buffer which size * is smaller than the actual size of the whole rsvd_page */ if (total_page == 0) { if (rsvd_pkt->type != RSVD_BEACON && rsvd_pkt->type != RSVD_DUMMY) { rtw_err(rtwdev, "first page should be a beacon\n"); goto release_skb; } total_page += rtw_len_to_page(iter->len + tx_desc_sz, page_size); } else { total_page += rtw_len_to_page(iter->len, page_size); } } if (total_page > rtwdev->fifo.rsvd_drv_pg_num) { rtw_err(rtwdev, "rsvd page over size: %d\n", total_page); goto release_skb; } *size = (total_page - 1) * page_size + page_margin; buf = kzalloc(*size, GFP_KERNEL); if (!buf) goto release_skb; /* Copy the content of each rsvd_pkt to the buf, and they should * be aligned to the pages. * * Note that the first rsvd_pkt is a beacon no matter what vif->type. * And that rsvd_pkt does not require tx_desc because when it goes * through TX path, the TX path will generate one for it. */ list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { rtw_rsvd_page_list_to_buf(rtwdev, page_size, page_margin, page, buf, rsvd_pkt); if (page == 0) page += rtw_len_to_page(rsvd_pkt->skb->len + tx_desc_sz, page_size); else page += rtw_len_to_page(rsvd_pkt->skb->len, page_size); kfree_skb(rsvd_pkt->skb); rsvd_pkt->skb = NULL; } return buf; release_skb: list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { kfree_skb(rsvd_pkt->skb); rsvd_pkt->skb = NULL; } return NULL; } static int rtw_download_beacon(struct rtw_dev *rtwdev) { struct ieee80211_hw *hw = rtwdev->hw; struct rtw_rsvd_page *rsvd_pkt; struct sk_buff *skb; int ret = 0; rsvd_pkt = list_first_entry_or_null(&rtwdev->rsvd_page_list, struct rtw_rsvd_page, build_list); if (!rsvd_pkt) { rtw_err(rtwdev, "failed to get rsvd page from build list\n"); return -ENOENT; } if (rsvd_pkt->type != RSVD_BEACON && rsvd_pkt->type != RSVD_DUMMY) { rtw_err(rtwdev, "invalid rsvd page type %d, should be beacon or dummy\n", rsvd_pkt->type); return -EINVAL; } skb = rtw_get_rsvd_page_skb(hw, rsvd_pkt); if (!skb) { rtw_err(rtwdev, "failed to get beacon skb\n"); return -ENOMEM; } ret = rtw_download_drv_rsvd_page(rtwdev, skb->data, skb->len); if (ret) rtw_err(rtwdev, "failed to download drv rsvd page\n"); dev_kfree_skb(skb); return ret; } int rtw_fw_download_rsvd_page(struct rtw_dev *rtwdev) { u8 *buf; u32 size; int ret; buf = rtw_build_rsvd_page(rtwdev, &size); if (!buf) { rtw_err(rtwdev, "failed to build rsvd page pkt\n"); return -ENOMEM; } ret = rtw_download_drv_rsvd_page(rtwdev, buf, size); if (ret) { rtw_err(rtwdev, "failed to download drv rsvd page\n"); goto free; } /* The last thing is to download the *ONLY* beacon again, because * the previous tx_desc is to describe the total rsvd page. Download * the beacon again to replace the TX desc header, and we will get * a correct tx_desc for the beacon in the rsvd page. */ ret = rtw_download_beacon(rtwdev); if (ret) { rtw_err(rtwdev, "failed to download beacon\n"); goto free; } free: kfree(buf); return ret; } static void rtw_fw_read_fifo_page(struct rtw_dev *rtwdev, u32 offset, u32 size, u32 *buf, u32 residue, u16 start_pg) { u32 i; u16 idx = 0; u16 ctl; u8 rcr; rcr = rtw_read8(rtwdev, REG_RCR + 2); ctl = rtw_read16(rtwdev, REG_PKTBUF_DBG_CTRL) & 0xf000; /* disable rx clock gate */ rtw_write8(rtwdev, REG_RCR, rcr | BIT(3)); do { rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, start_pg | ctl); for (i = FIFO_DUMP_ADDR + residue; i < FIFO_DUMP_ADDR + FIFO_PAGE_SIZE; i += 4) { buf[idx++] = rtw_read32(rtwdev, i); size -= 4; if (size == 0) goto out; } residue = 0; start_pg++; } while (size); out: rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, ctl); rtw_write8(rtwdev, REG_RCR + 2, rcr); } static void rtw_fw_read_fifo(struct rtw_dev *rtwdev, enum rtw_fw_fifo_sel sel, u32 offset, u32 size, u32 *buf) { struct rtw_chip_info *chip = rtwdev->chip; u32 start_pg, residue; if (sel >= RTW_FW_FIFO_MAX) { rtw_dbg(rtwdev, RTW_DBG_FW, "wrong fw fifo sel\n"); return; } if (sel == RTW_FW_FIFO_SEL_RSVD_PAGE) offset += rtwdev->fifo.rsvd_boundary << TX_PAGE_SIZE_SHIFT; residue = offset & (FIFO_PAGE_SIZE - 1); start_pg = (offset >> FIFO_PAGE_SIZE_SHIFT) + chip->fw_fifo_addr[sel]; rtw_fw_read_fifo_page(rtwdev, offset, size, buf, residue, start_pg); } static bool rtw_fw_dump_check_size(struct rtw_dev *rtwdev, enum rtw_fw_fifo_sel sel, u32 start_addr, u32 size) { switch (sel) { case RTW_FW_FIFO_SEL_TX: case RTW_FW_FIFO_SEL_RX: if ((start_addr + size) > rtwdev->chip->fw_fifo_addr[sel]) return false; fallthrough; default: return true; } } int rtw_fw_dump_fifo(struct rtw_dev *rtwdev, u8 fifo_sel, u32 addr, u32 size, u32 *buffer) { if (!rtwdev->chip->fw_fifo_addr[0]) { rtw_dbg(rtwdev, RTW_DBG_FW, "chip not support dump fw fifo\n"); return -ENOTSUPP; } if (size == 0 || !buffer) return -EINVAL; if (size & 0x3) { rtw_dbg(rtwdev, RTW_DBG_FW, "not 4byte alignment\n"); return -EINVAL; } if (!rtw_fw_dump_check_size(rtwdev, fifo_sel, addr, size)) { rtw_dbg(rtwdev, RTW_DBG_FW, "fw fifo dump size overflow\n"); return -EINVAL; } rtw_fw_read_fifo(rtwdev, fifo_sel, addr, size, buffer); return 0; } static void __rtw_fw_update_pkt(struct rtw_dev *rtwdev, u8 pkt_id, u16 size, u8 location) { struct rtw_chip_info *chip = rtwdev->chip; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + H2C_PKT_UPDATE_PKT_LEN; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_UPDATE_PKT); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); UPDATE_PKT_SET_PKT_ID(h2c_pkt, pkt_id); UPDATE_PKT_SET_LOCATION(h2c_pkt, location); /* include txdesc size */ size += chip->tx_pkt_desc_sz; UPDATE_PKT_SET_SIZE(h2c_pkt, size); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } void rtw_fw_update_pkt_probe_req(struct rtw_dev *rtwdev, struct cfg80211_ssid *ssid) { u8 loc; u16 size; loc = rtw_get_rsvd_page_probe_req_location(rtwdev, ssid); if (!loc) { rtw_err(rtwdev, "failed to get probe_req rsvd loc\n"); return; } size = rtw_get_rsvd_page_probe_req_size(rtwdev, ssid); if (!size) { rtw_err(rtwdev, "failed to get probe_req rsvd size\n"); return; } __rtw_fw_update_pkt(rtwdev, RTW_PACKET_PROBE_REQ, size, loc); } void rtw_fw_channel_switch(struct rtw_dev *rtwdev, bool enable) { struct rtw_pno_request *rtw_pno_req = &rtwdev->wow.pno_req; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + H2C_PKT_CH_SWITCH_LEN; u8 loc_ch_info; const struct rtw_ch_switch_option cs_option = { .dest_ch_en = 1, .dest_ch = 1, .periodic_option = 2, .normal_period = 5, .normal_period_sel = 0, .normal_cycle = 10, .slow_period = 1, .slow_period_sel = 1, }; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_CH_SWITCH); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); CH_SWITCH_SET_START(h2c_pkt, enable); CH_SWITCH_SET_DEST_CH_EN(h2c_pkt, cs_option.dest_ch_en); CH_SWITCH_SET_DEST_CH(h2c_pkt, cs_option.dest_ch); CH_SWITCH_SET_NORMAL_PERIOD(h2c_pkt, cs_option.normal_period); CH_SWITCH_SET_NORMAL_PERIOD_SEL(h2c_pkt, cs_option.normal_period_sel); CH_SWITCH_SET_SLOW_PERIOD(h2c_pkt, cs_option.slow_period); CH_SWITCH_SET_SLOW_PERIOD_SEL(h2c_pkt, cs_option.slow_period_sel); CH_SWITCH_SET_NORMAL_CYCLE(h2c_pkt, cs_option.normal_cycle); CH_SWITCH_SET_PERIODIC_OPT(h2c_pkt, cs_option.periodic_option); CH_SWITCH_SET_CH_NUM(h2c_pkt, rtw_pno_req->channel_cnt); CH_SWITCH_SET_INFO_SIZE(h2c_pkt, rtw_pno_req->channel_cnt * 4); loc_ch_info = rtw_get_rsvd_page_location(rtwdev, RSVD_CH_INFO); CH_SWITCH_SET_INFO_LOC(h2c_pkt, loc_ch_info); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } void rtw_fw_scan_notify(struct rtw_dev *rtwdev, bool start) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_SCAN); SET_SCAN_START(h2c_pkt, start); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); }
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