diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/coex.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/coex.c | 495 |
1 files changed, 495 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/coex.c b/drivers/net/wireless/realtek/rtw88/coex.c index 4dfb2ec395ee..567372fb4e12 100644 --- a/drivers/net/wireless/realtek/rtw88/coex.c +++ b/drivers/net/wireless/realtek/rtw88/coex.c @@ -1904,6 +1904,9 @@ static void rtw_coex_run_coex(struct rtw_dev *rtwdev, u8 reason) lockdep_assert_held(&rtwdev->mutex); + if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) + return; + coex_dm->reason = reason; /* update wifi_link_info_ext variable */ @@ -2500,3 +2503,495 @@ void rtw_coex_defreeze_work(struct work_struct *work) rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS); mutex_unlock(&rtwdev->mutex); } + +#ifdef CONFIG_RTW88_DEBUGFS +#define INFO_SIZE 80 + +#define case_BTINFO(src) \ + case COEX_BTINFO_SRC_##src: return #src + +static const char *rtw_coex_get_bt_info_src_string(u8 bt_info_src) +{ + switch (bt_info_src) { + case_BTINFO(WL_FW); + case_BTINFO(BT_RSP); + case_BTINFO(BT_ACT); + default: + return "Unknown"; + } +} + +#define case_RSN(src) \ + case COEX_RSN_##src: return #src + +static const char *rtw_coex_get_reason_string(u8 reason) +{ + switch (reason) { + case_RSN(2GSCANSTART); + case_RSN(5GSCANSTART); + case_RSN(SCANFINISH); + case_RSN(2GSWITCHBAND); + case_RSN(5GSWITCHBAND); + case_RSN(2GCONSTART); + case_RSN(5GCONSTART); + case_RSN(2GCONFINISH); + case_RSN(5GCONFINISH); + case_RSN(2GMEDIA); + case_RSN(5GMEDIA); + case_RSN(MEDIADISCON); + case_RSN(BTINFO); + case_RSN(LPS); + case_RSN(WLSTATUS); + default: + return "Unknown"; + } +} + +static int rtw_coex_addr_info(struct rtw_dev *rtwdev, + const struct rtw_reg_domain *reg, + char addr_info[], int n) +{ + const char *rf_prefix = ""; + const char *sep = n == 0 ? "" : "/ "; + int ffs, fls; + int max_fls; + + if (INFO_SIZE - n <= 0) + return 0; + + switch (reg->domain) { + case RTW_REG_DOMAIN_MAC32: + max_fls = 31; + break; + case RTW_REG_DOMAIN_MAC16: + max_fls = 15; + break; + case RTW_REG_DOMAIN_MAC8: + max_fls = 7; + break; + case RTW_REG_DOMAIN_RF_A: + case RTW_REG_DOMAIN_RF_B: + rf_prefix = "RF_"; + max_fls = 19; + break; + default: + return 0; + } + + ffs = __ffs(reg->mask); + fls = __fls(reg->mask); + + if (ffs == 0 && fls == max_fls) + return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x", + sep, rf_prefix, reg->addr); + else if (ffs == fls) + return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x[%d]", + sep, rf_prefix, reg->addr, ffs); + else + return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x[%d:%d]", + sep, rf_prefix, reg->addr, fls, ffs); +} + +static int rtw_coex_val_info(struct rtw_dev *rtwdev, + const struct rtw_reg_domain *reg, + char val_info[], int n) +{ + const char *sep = n == 0 ? "" : "/ "; + u8 rf_path; + + if (INFO_SIZE - n <= 0) + return 0; + + switch (reg->domain) { + case RTW_REG_DOMAIN_MAC32: + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read32_mask(rtwdev, reg->addr, reg->mask)); + case RTW_REG_DOMAIN_MAC16: + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read16_mask(rtwdev, reg->addr, reg->mask)); + case RTW_REG_DOMAIN_MAC8: + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read8_mask(rtwdev, reg->addr, reg->mask)); + case RTW_REG_DOMAIN_RF_A: + rf_path = RF_PATH_A; + break; + case RTW_REG_DOMAIN_RF_B: + rf_path = RF_PATH_B; + break; + default: + return 0; + } + + /* only RF go through here */ + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read_rf(rtwdev, rf_path, reg->addr, reg->mask)); +} + +static void rtw_coex_set_coexinfo_hw(struct rtw_dev *rtwdev, struct seq_file *m) +{ + struct rtw_chip_info *chip = rtwdev->chip; + const struct rtw_reg_domain *reg; + char addr_info[INFO_SIZE]; + int n_addr = 0; + char val_info[INFO_SIZE]; + int n_val = 0; + int i; + + for (i = 0; i < chip->coex_info_hw_regs_num; i++) { + reg = &chip->coex_info_hw_regs[i]; + + n_addr += rtw_coex_addr_info(rtwdev, reg, addr_info, n_addr); + n_val += rtw_coex_val_info(rtwdev, reg, val_info, n_val); + + if (reg->domain == RTW_REG_DOMAIN_NL) { + seq_printf(m, "%-40s = %s\n", addr_info, val_info); + n_addr = 0; + n_val = 0; + } + } + + if (n_addr != 0 && n_val != 0) + seq_printf(m, "%-40s = %s\n", addr_info, val_info); +} + +static bool rtw_coex_get_bt_reg(struct rtw_dev *rtwdev, + u8 type, u16 addr, u16 *val) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + __le16 le_addr; + u8 *payload; + + le_addr = cpu_to_le16(addr); + req.op_code = BT_MP_INFO_OP_READ_REG; + req.para1 = type; + req.para2 = le16_get_bits(le_addr, GENMASK(7, 0)); + req.para3 = le16_get_bits(le_addr, GENMASK(15, 8)); + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) { + *val = 0xeaea; + return false; + } + + payload = get_payload_from_coex_resp(skb); + *val = GET_COEX_RESP_BT_REG_VAL(payload); + + return true; +} + +static bool rtw_coex_get_bt_patch_version(struct rtw_dev *rtwdev, + u32 *patch_version) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + u8 *payload; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_PATCH_VER; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + payload = get_payload_from_coex_resp(skb); + *patch_version = GET_COEX_RESP_BT_PATCH_VER(payload); + ret = true; + +out: + return ret; +} + +static bool rtw_coex_get_bt_supported_version(struct rtw_dev *rtwdev, + u32 *supported_version) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + u8 *payload; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_SUPP_VER; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + payload = get_payload_from_coex_resp(skb); + *supported_version = GET_COEX_RESP_BT_SUPP_VER(payload); + ret = true; + +out: + return ret; +} + +static bool rtw_coex_get_bt_supported_feature(struct rtw_dev *rtwdev, + u32 *supported_feature) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + u8 *payload; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_SUPP_FEAT; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + payload = get_payload_from_coex_resp(skb); + *supported_feature = GET_COEX_RESP_BT_SUPP_FEAT(payload); + ret = true; + +out: + return ret; +} + +struct rtw_coex_sta_stat_iter_data { + struct rtw_vif *rtwvif; + struct seq_file *file; +}; + +static void rtw_coex_sta_stat_iter(void *data, struct ieee80211_sta *sta) +{ + struct rtw_coex_sta_stat_iter_data *sta_iter_data = data; + struct rtw_vif *rtwvif = sta_iter_data->rtwvif; + struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; + struct seq_file *m = sta_iter_data->file; + struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); + u8 rssi; + + if (si->vif != vif) + return; + + rssi = ewma_rssi_read(&si->avg_rssi); + seq_printf(m, "\tPeer %3d\n", si->mac_id); + seq_printf(m, "\t\t%-24s = %d\n", "RSSI", rssi); + seq_printf(m, "\t\t%-24s = %d\n", "BW mode", si->bw_mode); +} + +struct rtw_coex_vif_stat_iter_data { + struct rtw_dev *rtwdev; + struct seq_file *file; +}; + +static void rtw_coex_vif_stat_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct rtw_coex_vif_stat_iter_data *vif_iter_data = data; + struct rtw_coex_sta_stat_iter_data sta_iter_data; + struct rtw_dev *rtwdev = vif_iter_data->rtwdev; + struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; + struct seq_file *m = vif_iter_data->file; + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; + + seq_printf(m, "Iface on Port (%d)\n", rtwvif->port); + seq_printf(m, "\t%-32s = %d\n", + "Beacon interval", bss_conf->beacon_int); + seq_printf(m, "\t%-32s = %d\n", + "Network Type", rtwvif->net_type); + + sta_iter_data.rtwvif = rtwvif; + sta_iter_data.file = m; + rtw_iterate_stas_atomic(rtwdev, rtw_coex_sta_stat_iter, + &sta_iter_data); +} + +void rtw_coex_display_coex_info(struct rtw_dev *rtwdev, struct seq_file *m) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_hal *hal = &rtwdev->hal; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_fw_state *fw = &rtwdev->fw; + struct rtw_coex_vif_stat_iter_data vif_iter_data; + u8 reason = coex_dm->reason; + u8 sys_lte; + u16 score_board_WB, score_board_BW; + u32 wl_reg_6c0, wl_reg_6c4, wl_reg_6c8, wl_reg_778, wl_reg_6cc; + u32 lte_coex, bt_coex; + u32 bt_hi_pri, bt_lo_pri; + int i; + + score_board_BW = rtw_coex_read_scbd(rtwdev); + score_board_WB = coex_stat->score_board; + wl_reg_6c0 = rtw_read32(rtwdev, 0x6c0); + wl_reg_6c4 = rtw_read32(rtwdev, 0x6c4); + wl_reg_6c8 = rtw_read32(rtwdev, 0x6c8); + wl_reg_6cc = rtw_read32(rtwdev, 0x6cc); + wl_reg_778 = rtw_read32(rtwdev, 0x778); + bt_hi_pri = rtw_read32(rtwdev, 0x770); + bt_lo_pri = rtw_read32(rtwdev, 0x774); + rtw_write8(rtwdev, 0x76e, 0xc); + sys_lte = rtw_read8(rtwdev, 0x73); + lte_coex = rtw_coex_read_indirect_reg(rtwdev, 0x38); + bt_coex = rtw_coex_read_indirect_reg(rtwdev, 0x54); + + if (!coex_stat->bt_disabled && !coex_stat->bt_mailbox_reply) { + rtw_coex_get_bt_supported_version(rtwdev, + &coex_stat->bt_supported_version); + rtw_coex_get_bt_patch_version(rtwdev, &coex_stat->patch_ver); + rtw_coex_get_bt_supported_feature(rtwdev, + &coex_stat->bt_supported_feature); + rtw_coex_get_bt_reg(rtwdev, 3, 0xae, &coex_stat->bt_reg_vendor_ae); + rtw_coex_get_bt_reg(rtwdev, 3, 0xac, &coex_stat->bt_reg_vendor_ac); + + if (coex_stat->patch_ver != 0) + coex_stat->bt_mailbox_reply = true; + } + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tBT Coexist info %x\n", chip->id); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %s/ %d\n", + "Mech/ RFE", + efuse->share_ant ? "Shared" : "Non-Shared", + efuse->rfe_option); + seq_printf(m, "%-40s = %08x/ 0x%02x/ 0x%08x %s\n", + "Coex Ver/ BT Dez/ BT Rpt", + chip->coex_para_ver, chip->bt_desired_ver, + coex_stat->bt_supported_version, + coex_stat->bt_disabled ? "(BT disabled)" : + coex_stat->bt_supported_version >= chip->bt_desired_ver ? + "(Match)" : "(Mismatch)"); + seq_printf(m, "%-40s = %s/ %u/ %d\n", + "Role/ RoleSwCnt/ IgnWL/ Feature", + coex_stat->bt_slave ? "Slave" : "Master", + coex_stat->cnt_bt[COEX_CNT_BT_ROLESWITCH], + coex_dm->ignore_wl_act); + seq_printf(m, "%-40s = %u.%u/ 0x%x/ %c\n", + "WL FW/ BT FW/ KT", + fw->version, fw->sub_version, + coex_stat->patch_ver, coex_stat->kt_ver + 65); + seq_printf(m, "%-40s = %u/ %u/ %u/ ch-(%u)\n", + "AFH Map", + coex_dm->wl_ch_info[0], coex_dm->wl_ch_info[1], + coex_dm->wl_ch_info[2], hal->current_channel); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tBT Status\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %s/ %ddBm/ %u/ %u\n", + "BT status/ rssi/ retry/ pop", + coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE ? "non-conn" : + coex_dm->bt_status == COEX_BTSTATUS_CON_IDLE ? "conn-idle" : "busy", + coex_stat->bt_rssi - 100, + coex_stat->cnt_bt[COEX_CNT_BT_RETRY], + coex_stat->cnt_bt[COEX_CNT_BT_POPEVENT]); + seq_printf(m, "%-40s = %s%s%s%s%s (multi-link %d)\n", + "Profiles", + coex_stat->bt_a2dp_exist ? (coex_stat->bt_a2dp_sink ? + "A2DP sink," : "A2DP,") : "", + coex_stat->bt_hfp_exist ? "HFP," : "", + coex_stat->bt_hid_exist ? + (coex_stat->bt_ble_exist ? "HID(RCU)," : + coex_stat->bt_hid_slot >= 2 ? "HID(4/18)" : + "HID(2/18),") : "", + coex_stat->bt_pan_exist ? coex_stat->bt_opp_exist ? + "OPP," : "PAN," : "", + coex_stat->bt_ble_voice ? "Voice," : "", + coex_stat->bt_multi_link); + seq_printf(m, "%-40s = %u/ %u/ %u/ 0x%08x\n", + "Reinit/ Relink/ IgnWl/ Feature", + coex_stat->cnt_bt[COEX_CNT_BT_REINIT], + coex_stat->cnt_bt[COEX_CNT_BT_SETUPLINK], + coex_stat->cnt_bt[COEX_CNT_BT_IGNWLANACT], + coex_stat->bt_supported_feature); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n", + "Page/ Inq/ iqk/ iqk fail", + coex_stat->cnt_bt[COEX_CNT_BT_PAGE], + coex_stat->cnt_bt[COEX_CNT_BT_INQ], + coex_stat->cnt_bt[COEX_CNT_BT_IQK], + coex_stat->cnt_bt[COEX_CNT_BT_IQKFAIL]); + seq_printf(m, "%-40s = 0x%04x/ 0x%04x/ 0x%04x/ 0x%04x\n", + "0xae/ 0xac/ score board (W->B)/ (B->W)", + coex_stat->bt_reg_vendor_ae, + coex_stat->bt_reg_vendor_ac, + score_board_WB, score_board_BW); + seq_printf(m, "%-40s = %u/%u, %u/%u\n", + "Hi-Pri TX/RX, Lo-Pri TX/RX", + bt_hi_pri & 0xffff, bt_hi_pri >> 16, + bt_lo_pri & 0xffff, bt_lo_pri >> 16); + for (i = 0; i < COEX_BTINFO_SRC_BT_IQK; i++) + seq_printf(m, "%-40s = %7ph\n", + rtw_coex_get_bt_info_src_string(i), + coex_stat->bt_info_c2h[i]); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tWiFi Status\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %d\n", + "Scanning", test_bit(RTW_FLAG_SCANNING, rtwdev->flags)); + seq_printf(m, "%-40s = %u/ TX %d Mbps/ RX %d Mbps\n", + "G_busy/ TX/ RX", + coex_stat->wl_gl_busy, + rtwdev->stats.tx_throughput, rtwdev->stats.rx_throughput); + seq_printf(m, "%-40s = %u/ %u/ %u\n", + "IPS/ Low Power/ PS mode", + test_bit(RTW_FLAG_INACTIVE_PS, rtwdev->flags), + test_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags), + rtwdev->lps_conf.mode); + + vif_iter_data.rtwdev = rtwdev; + vif_iter_data.file = m; + rtw_iterate_vifs_atomic(rtwdev, rtw_coex_vif_stat_iter, &vif_iter_data); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tMechanism\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %5ph (case-%d)\n", + "TDMA", + coex_dm->ps_tdma_para, coex_dm->cur_ps_tdma); + seq_printf(m, "%-40s = %d\n", + "Timer base", coex_stat->tdma_timer_base); + seq_printf(m, "%-40s = %d/ 0x%08x/ 0x%08x/ 0x%08x\n", + "Table/ 0x6c0/ 0x6c4/ 0x6c8", + coex_dm->cur_table, wl_reg_6c0, wl_reg_6c4, wl_reg_6c8); + seq_printf(m, "%-40s = 0x%08x/ 0x%08x/ reason (%s)\n", + "0x778/ 0x6cc/ Reason", + wl_reg_778, wl_reg_6cc, rtw_coex_get_reason_string(reason)); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u/ %u\n", + "Null All/ Retry/ Ack/ BT Empty/ BT Late", + coex_stat->wl_fw_dbg_info[1], coex_stat->wl_fw_dbg_info[2], + coex_stat->wl_fw_dbg_info[3], coex_stat->wl_fw_dbg_info[4], + coex_stat->wl_fw_dbg_info[5]); + seq_printf(m, "%-40s = %u/ %u/ %s/ %u\n", + "Cnt TDMA Toggle/ Lk 5ms/ Lk 5ms on/ FW", + coex_stat->wl_fw_dbg_info[6], + coex_stat->wl_fw_dbg_info[7], + coex_stat->wl_slot_extend ? "Yes" : "No", + coex_stat->cnt_wl[COEX_CNT_WL_FW_NOTIFY]); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tHW setting\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %s/ %s\n", + "LTE Coex/ Path Owner", + lte_coex & BIT(7) ? "ON" : "OFF", + sys_lte & BIT(2) ? "WL" : "BT"); + seq_printf(m, "%-40s = RF:%s_BB:%s/ RF:%s_BB:%s/ %s\n", + "GNT_WL_CTRL/ GNT_BT_CTRL/ Dbg", + lte_coex & BIT(12) ? "SW" : "HW", + lte_coex & BIT(8) ? "SW" : "HW", + lte_coex & BIT(14) ? "SW" : "HW", + lte_coex & BIT(10) ? "SW" : "HW", + sys_lte & BIT(3) ? "On" : "Off"); + seq_printf(m, "%-40s = %lu/ %lu\n", + "GNT_WL/ GNT_BT", + (bt_coex & BIT(2)) >> 2, (bt_coex & BIT(3)) >> 3); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n", + "CRC OK CCK/ OFDM/ HT/ VHT", + dm_info->cck_ok_cnt, dm_info->ofdm_ok_cnt, + dm_info->ht_ok_cnt, dm_info->vht_ok_cnt); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n", + "CRC ERR CCK/ OFDM/ HT/ VHT", + dm_info->cck_err_cnt, dm_info->ofdm_err_cnt, + dm_info->ht_err_cnt, dm_info->vht_err_cnt); + seq_printf(m, "%-40s = %s/ %s/ %s/ %u\n", + "HiPr/ Locking/ Locked/ Noisy", + coex_stat->wl_hi_pri_task1 ? "Y" : "N", + coex_stat->wl_cck_lock ? "Y" : "N", + coex_stat->wl_cck_lock_ever ? "Y" : "N", + coex_stat->wl_noisy_level); + + rtw_coex_set_coexinfo_hw(rtwdev, m); +} +#endif /* CONFIG_RTW88_DEBUGFS */ |