198686cd2SShayne Chen // SPDX-License-Identifier: ISC 298686cd2SShayne Chen /* 398686cd2SShayne Chen * Copyright (C) 2022 MediaTek Inc. 498686cd2SShayne Chen */ 598686cd2SShayne Chen 698686cd2SShayne Chen #include <linux/relay.h> 798686cd2SShayne Chen #include "mt7996.h" 898686cd2SShayne Chen #include "eeprom.h" 998686cd2SShayne Chen #include "mcu.h" 1098686cd2SShayne Chen #include "mac.h" 1198686cd2SShayne Chen 1298686cd2SShayne Chen #define FW_BIN_LOG_MAGIC 0x44d9c99a 1398686cd2SShayne Chen 1498686cd2SShayne Chen /** global debugfs **/ 1598686cd2SShayne Chen 1698686cd2SShayne Chen struct hw_queue_map { 1798686cd2SShayne Chen const char *name; 1898686cd2SShayne Chen u8 index; 1998686cd2SShayne Chen u8 pid; 2098686cd2SShayne Chen u8 qid; 2198686cd2SShayne Chen }; 2298686cd2SShayne Chen 2398686cd2SShayne Chen static int 2498686cd2SShayne Chen mt7996_implicit_txbf_set(void *data, u64 val) 2598686cd2SShayne Chen { 2698686cd2SShayne Chen struct mt7996_dev *dev = data; 2798686cd2SShayne Chen 2898686cd2SShayne Chen /* The existing connected stations shall reconnect to apply 2998686cd2SShayne Chen * new implicit txbf configuration. 3098686cd2SShayne Chen */ 3198686cd2SShayne Chen dev->ibf = !!val; 3298686cd2SShayne Chen 3398686cd2SShayne Chen return mt7996_mcu_set_txbf(dev, BF_HW_EN_UPDATE); 3498686cd2SShayne Chen } 3598686cd2SShayne Chen 3698686cd2SShayne Chen static int 3798686cd2SShayne Chen mt7996_implicit_txbf_get(void *data, u64 *val) 3898686cd2SShayne Chen { 3998686cd2SShayne Chen struct mt7996_dev *dev = data; 4098686cd2SShayne Chen 4198686cd2SShayne Chen *val = dev->ibf; 4298686cd2SShayne Chen 4398686cd2SShayne Chen return 0; 4498686cd2SShayne Chen } 4598686cd2SShayne Chen 4698686cd2SShayne Chen DEFINE_DEBUGFS_ATTRIBUTE(fops_implicit_txbf, mt7996_implicit_txbf_get, 4798686cd2SShayne Chen mt7996_implicit_txbf_set, "%lld\n"); 4898686cd2SShayne Chen 4998686cd2SShayne Chen /* test knob of system error recovery */ 5098686cd2SShayne Chen static ssize_t 5198686cd2SShayne Chen mt7996_fw_ser_set(struct file *file, const char __user *user_buf, 5298686cd2SShayne Chen size_t count, loff_t *ppos) 5398686cd2SShayne Chen { 5498686cd2SShayne Chen struct mt7996_phy *phy = file->private_data; 5598686cd2SShayne Chen struct mt7996_dev *dev = phy->dev; 5698686cd2SShayne Chen u8 band_idx = phy->mt76->band_idx; 5798686cd2SShayne Chen char buf[16]; 5898686cd2SShayne Chen int ret = 0; 5998686cd2SShayne Chen u16 val; 6098686cd2SShayne Chen 6198686cd2SShayne Chen if (count >= sizeof(buf)) 6298686cd2SShayne Chen return -EINVAL; 6398686cd2SShayne Chen 6498686cd2SShayne Chen if (copy_from_user(buf, user_buf, count)) 6598686cd2SShayne Chen return -EFAULT; 6698686cd2SShayne Chen 6798686cd2SShayne Chen if (count && buf[count - 1] == '\n') 6898686cd2SShayne Chen buf[count - 1] = '\0'; 6998686cd2SShayne Chen else 7098686cd2SShayne Chen buf[count] = '\0'; 7198686cd2SShayne Chen 7298686cd2SShayne Chen if (kstrtou16(buf, 0, &val)) 7398686cd2SShayne Chen return -EINVAL; 7498686cd2SShayne Chen 7598686cd2SShayne Chen switch (val) { 7698686cd2SShayne Chen case SER_SET_RECOVER_L1: 7798686cd2SShayne Chen case SER_SET_RECOVER_L2: 7898686cd2SShayne Chen case SER_SET_RECOVER_L3_RX_ABORT: 7998686cd2SShayne Chen case SER_SET_RECOVER_L3_TX_ABORT: 8098686cd2SShayne Chen case SER_SET_RECOVER_L3_TX_DISABLE: 8198686cd2SShayne Chen case SER_SET_RECOVER_L3_BF: 8298686cd2SShayne Chen ret = mt7996_mcu_set_ser(dev, SER_ENABLE, BIT(val), band_idx); 8398686cd2SShayne Chen if (ret) 8498686cd2SShayne Chen return ret; 8598686cd2SShayne Chen 8698686cd2SShayne Chen ret = mt7996_mcu_set_ser(dev, SER_RECOVER, val, band_idx); 8798686cd2SShayne Chen break; 8898686cd2SShayne Chen default: 8998686cd2SShayne Chen break; 9098686cd2SShayne Chen } 9198686cd2SShayne Chen 9298686cd2SShayne Chen return ret ? ret : count; 9398686cd2SShayne Chen } 9498686cd2SShayne Chen 9598686cd2SShayne Chen static const struct file_operations mt7996_fw_ser_ops = { 9698686cd2SShayne Chen .write = mt7996_fw_ser_set, 9798686cd2SShayne Chen /* TODO: ser read */ 9898686cd2SShayne Chen .open = simple_open, 9998686cd2SShayne Chen .llseek = default_llseek, 10098686cd2SShayne Chen }; 10198686cd2SShayne Chen 10298686cd2SShayne Chen static int 10398686cd2SShayne Chen mt7996_radar_trigger(void *data, u64 val) 10498686cd2SShayne Chen { 10598686cd2SShayne Chen struct mt7996_dev *dev = data; 10698686cd2SShayne Chen 10798686cd2SShayne Chen if (val > MT_RX_SEL2) 10898686cd2SShayne Chen return -EINVAL; 10998686cd2SShayne Chen 11098686cd2SShayne Chen return mt7996_mcu_rdd_cmd(dev, RDD_RADAR_EMULATE, 11198686cd2SShayne Chen val, 0, 0); 11298686cd2SShayne Chen } 11398686cd2SShayne Chen 11498686cd2SShayne Chen DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_trigger, NULL, 11598686cd2SShayne Chen mt7996_radar_trigger, "%lld\n"); 11698686cd2SShayne Chen 11798686cd2SShayne Chen static int 11898686cd2SShayne Chen mt7996_rdd_monitor(struct seq_file *s, void *data) 11998686cd2SShayne Chen { 12098686cd2SShayne Chen struct mt7996_dev *dev = dev_get_drvdata(s->private); 12198686cd2SShayne Chen struct cfg80211_chan_def *chandef = &dev->rdd2_chandef; 12298686cd2SShayne Chen const char *bw; 12398686cd2SShayne Chen int ret = 0; 12498686cd2SShayne Chen 12598686cd2SShayne Chen mutex_lock(&dev->mt76.mutex); 12698686cd2SShayne Chen 12798686cd2SShayne Chen if (!cfg80211_chandef_valid(chandef)) { 12898686cd2SShayne Chen ret = -EINVAL; 12998686cd2SShayne Chen goto out; 13098686cd2SShayne Chen } 13198686cd2SShayne Chen 13298686cd2SShayne Chen if (!dev->rdd2_phy) { 13398686cd2SShayne Chen seq_puts(s, "not running\n"); 13498686cd2SShayne Chen goto out; 13598686cd2SShayne Chen } 13698686cd2SShayne Chen 13798686cd2SShayne Chen switch (chandef->width) { 13898686cd2SShayne Chen case NL80211_CHAN_WIDTH_40: 13998686cd2SShayne Chen bw = "40"; 14098686cd2SShayne Chen break; 14198686cd2SShayne Chen case NL80211_CHAN_WIDTH_80: 14298686cd2SShayne Chen bw = "80"; 14398686cd2SShayne Chen break; 14498686cd2SShayne Chen case NL80211_CHAN_WIDTH_160: 14598686cd2SShayne Chen bw = "160"; 14698686cd2SShayne Chen break; 14798686cd2SShayne Chen case NL80211_CHAN_WIDTH_80P80: 14898686cd2SShayne Chen bw = "80P80"; 14998686cd2SShayne Chen break; 15098686cd2SShayne Chen default: 15198686cd2SShayne Chen bw = "20"; 15298686cd2SShayne Chen break; 15398686cd2SShayne Chen } 15498686cd2SShayne Chen 15598686cd2SShayne Chen seq_printf(s, "channel %d (%d MHz) width %s MHz center1: %d MHz\n", 15698686cd2SShayne Chen chandef->chan->hw_value, chandef->chan->center_freq, 15798686cd2SShayne Chen bw, chandef->center_freq1); 15898686cd2SShayne Chen out: 15998686cd2SShayne Chen mutex_unlock(&dev->mt76.mutex); 16098686cd2SShayne Chen 16198686cd2SShayne Chen return ret; 16298686cd2SShayne Chen } 16398686cd2SShayne Chen 16498686cd2SShayne Chen static int 16598686cd2SShayne Chen mt7996_fw_debug_wm_set(void *data, u64 val) 16698686cd2SShayne Chen { 16798686cd2SShayne Chen struct mt7996_dev *dev = data; 16898686cd2SShayne Chen enum { 16998686cd2SShayne Chen DEBUG_TXCMD = 62, 17098686cd2SShayne Chen DEBUG_CMD_RPT_TX, 17198686cd2SShayne Chen DEBUG_CMD_RPT_TRIG, 17298686cd2SShayne Chen DEBUG_SPL, 17398686cd2SShayne Chen DEBUG_RPT_RX, 17498686cd2SShayne Chen DEBUG_RPT_RA = 68, 17598686cd2SShayne Chen } debug; 17698686cd2SShayne Chen bool tx, rx, en; 17798686cd2SShayne Chen int ret; 17898686cd2SShayne Chen 17998686cd2SShayne Chen dev->fw_debug_wm = val ? MCU_FW_LOG_TO_HOST : 0; 18098686cd2SShayne Chen 18198686cd2SShayne Chen if (dev->fw_debug_bin) 18298686cd2SShayne Chen val = MCU_FW_LOG_RELAY; 18398686cd2SShayne Chen else 18498686cd2SShayne Chen val = dev->fw_debug_wm; 18598686cd2SShayne Chen 18698686cd2SShayne Chen tx = dev->fw_debug_wm || (dev->fw_debug_bin & BIT(1)); 18798686cd2SShayne Chen rx = dev->fw_debug_wm || (dev->fw_debug_bin & BIT(2)); 18898686cd2SShayne Chen en = dev->fw_debug_wm || (dev->fw_debug_bin & BIT(0)); 18998686cd2SShayne Chen 19098686cd2SShayne Chen ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, val); 19198686cd2SShayne Chen if (ret) 19298686cd2SShayne Chen return ret; 19398686cd2SShayne Chen 19498686cd2SShayne Chen for (debug = DEBUG_TXCMD; debug <= DEBUG_RPT_RA; debug++) { 19598686cd2SShayne Chen if (debug == 67) 19698686cd2SShayne Chen continue; 19798686cd2SShayne Chen 19898686cd2SShayne Chen if (debug == DEBUG_RPT_RX) 19998686cd2SShayne Chen val = en && rx; 20098686cd2SShayne Chen else 20198686cd2SShayne Chen val = en && tx; 20298686cd2SShayne Chen 20398686cd2SShayne Chen ret = mt7996_mcu_fw_dbg_ctrl(dev, debug, val); 20498686cd2SShayne Chen if (ret) 20598686cd2SShayne Chen return ret; 20698686cd2SShayne Chen } 20798686cd2SShayne Chen 20898686cd2SShayne Chen return 0; 20998686cd2SShayne Chen } 21098686cd2SShayne Chen 21198686cd2SShayne Chen static int 21298686cd2SShayne Chen mt7996_fw_debug_wm_get(void *data, u64 *val) 21398686cd2SShayne Chen { 21498686cd2SShayne Chen struct mt7996_dev *dev = data; 21598686cd2SShayne Chen 21698686cd2SShayne Chen *val = dev->fw_debug_wm; 21798686cd2SShayne Chen 21898686cd2SShayne Chen return 0; 21998686cd2SShayne Chen } 22098686cd2SShayne Chen 22198686cd2SShayne Chen DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug_wm, mt7996_fw_debug_wm_get, 22298686cd2SShayne Chen mt7996_fw_debug_wm_set, "%lld\n"); 22398686cd2SShayne Chen 22498686cd2SShayne Chen static int 22598686cd2SShayne Chen mt7996_fw_debug_wa_set(void *data, u64 val) 22698686cd2SShayne Chen { 22798686cd2SShayne Chen struct mt7996_dev *dev = data; 22898686cd2SShayne Chen int ret; 22998686cd2SShayne Chen 23098686cd2SShayne Chen dev->fw_debug_wa = val ? MCU_FW_LOG_TO_HOST : 0; 23198686cd2SShayne Chen 23298686cd2SShayne Chen ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, dev->fw_debug_wa); 23398686cd2SShayne Chen if (ret) 23498686cd2SShayne Chen return ret; 23598686cd2SShayne Chen 23698686cd2SShayne Chen return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), MCU_WA_PARAM_PDMA_RX, 23798686cd2SShayne Chen !!dev->fw_debug_wa, 0); 23898686cd2SShayne Chen } 23998686cd2SShayne Chen 24098686cd2SShayne Chen static int 24198686cd2SShayne Chen mt7996_fw_debug_wa_get(void *data, u64 *val) 24298686cd2SShayne Chen { 24398686cd2SShayne Chen struct mt7996_dev *dev = data; 24498686cd2SShayne Chen 24598686cd2SShayne Chen *val = dev->fw_debug_wa; 24698686cd2SShayne Chen 24798686cd2SShayne Chen return 0; 24898686cd2SShayne Chen } 24998686cd2SShayne Chen 25098686cd2SShayne Chen DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug_wa, mt7996_fw_debug_wa_get, 25198686cd2SShayne Chen mt7996_fw_debug_wa_set, "%lld\n"); 25298686cd2SShayne Chen 25398686cd2SShayne Chen static struct dentry * 25498686cd2SShayne Chen create_buf_file_cb(const char *filename, struct dentry *parent, umode_t mode, 25598686cd2SShayne Chen struct rchan_buf *buf, int *is_global) 25698686cd2SShayne Chen { 25798686cd2SShayne Chen struct dentry *f; 25898686cd2SShayne Chen 25998686cd2SShayne Chen f = debugfs_create_file("fwlog_data", mode, parent, buf, 26098686cd2SShayne Chen &relay_file_operations); 26198686cd2SShayne Chen if (IS_ERR(f)) 26298686cd2SShayne Chen return NULL; 26398686cd2SShayne Chen 26498686cd2SShayne Chen *is_global = 1; 26598686cd2SShayne Chen 26698686cd2SShayne Chen return f; 26798686cd2SShayne Chen } 26898686cd2SShayne Chen 26998686cd2SShayne Chen static int 27098686cd2SShayne Chen remove_buf_file_cb(struct dentry *f) 27198686cd2SShayne Chen { 27298686cd2SShayne Chen debugfs_remove(f); 27398686cd2SShayne Chen 27498686cd2SShayne Chen return 0; 27598686cd2SShayne Chen } 27698686cd2SShayne Chen 27798686cd2SShayne Chen static int 27898686cd2SShayne Chen mt7996_fw_debug_bin_set(void *data, u64 val) 27998686cd2SShayne Chen { 28098686cd2SShayne Chen static struct rchan_callbacks relay_cb = { 28198686cd2SShayne Chen .create_buf_file = create_buf_file_cb, 28298686cd2SShayne Chen .remove_buf_file = remove_buf_file_cb, 28398686cd2SShayne Chen }; 28498686cd2SShayne Chen struct mt7996_dev *dev = data; 28598686cd2SShayne Chen 28698686cd2SShayne Chen if (!dev->relay_fwlog) 28798686cd2SShayne Chen dev->relay_fwlog = relay_open("fwlog_data", dev->debugfs_dir, 28898686cd2SShayne Chen 1500, 512, &relay_cb, NULL); 28998686cd2SShayne Chen if (!dev->relay_fwlog) 29098686cd2SShayne Chen return -ENOMEM; 29198686cd2SShayne Chen 29298686cd2SShayne Chen dev->fw_debug_bin = val; 29398686cd2SShayne Chen 29498686cd2SShayne Chen relay_reset(dev->relay_fwlog); 29598686cd2SShayne Chen 29698686cd2SShayne Chen return mt7996_fw_debug_wm_set(dev, dev->fw_debug_wm); 29798686cd2SShayne Chen } 29898686cd2SShayne Chen 29998686cd2SShayne Chen static int 30098686cd2SShayne Chen mt7996_fw_debug_bin_get(void *data, u64 *val) 30198686cd2SShayne Chen { 30298686cd2SShayne Chen struct mt7996_dev *dev = data; 30398686cd2SShayne Chen 30498686cd2SShayne Chen *val = dev->fw_debug_bin; 30598686cd2SShayne Chen 30698686cd2SShayne Chen return 0; 30798686cd2SShayne Chen } 30898686cd2SShayne Chen 30998686cd2SShayne Chen DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug_bin, mt7996_fw_debug_bin_get, 31098686cd2SShayne Chen mt7996_fw_debug_bin_set, "%lld\n"); 31198686cd2SShayne Chen 31298686cd2SShayne Chen static int 31398686cd2SShayne Chen mt7996_fw_util_wa_show(struct seq_file *file, void *data) 31498686cd2SShayne Chen { 31598686cd2SShayne Chen struct mt7996_dev *dev = file->private; 31698686cd2SShayne Chen 31798686cd2SShayne Chen if (dev->fw_debug_wa) 31898686cd2SShayne Chen return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(QUERY), 31998686cd2SShayne Chen MCU_WA_PARAM_CPU_UTIL, 0, 0); 32098686cd2SShayne Chen 32198686cd2SShayne Chen return 0; 32298686cd2SShayne Chen } 32398686cd2SShayne Chen 32498686cd2SShayne Chen DEFINE_SHOW_ATTRIBUTE(mt7996_fw_util_wa); 32598686cd2SShayne Chen 32698686cd2SShayne Chen static void 32798686cd2SShayne Chen mt7996_ampdu_stat_read_phy(struct mt7996_phy *phy, struct seq_file *file) 32898686cd2SShayne Chen { 32998686cd2SShayne Chen struct mt7996_dev *dev = phy->dev; 33098686cd2SShayne Chen int bound[15], range[8], i; 33198686cd2SShayne Chen u8 band_idx = phy->mt76->band_idx; 33298686cd2SShayne Chen 33398686cd2SShayne Chen /* Tx ampdu stat */ 33498686cd2SShayne Chen for (i = 0; i < ARRAY_SIZE(range); i++) 33598686cd2SShayne Chen range[i] = mt76_rr(dev, MT_MIB_ARNG(band_idx, i)); 33698686cd2SShayne Chen 33798686cd2SShayne Chen for (i = 0; i < ARRAY_SIZE(bound); i++) 33898686cd2SShayne Chen bound[i] = MT_MIB_ARNCR_RANGE(range[i / 2], i % 2) + 1; 33998686cd2SShayne Chen 34098686cd2SShayne Chen seq_printf(file, "\nPhy %s, Phy band %d\n", 34198686cd2SShayne Chen wiphy_name(phy->mt76->hw->wiphy), band_idx); 34298686cd2SShayne Chen 34398686cd2SShayne Chen seq_printf(file, "Length: %8d | ", bound[0]); 34498686cd2SShayne Chen for (i = 0; i < ARRAY_SIZE(bound) - 1; i++) 34598686cd2SShayne Chen seq_printf(file, "%3d -%3d | ", 34698686cd2SShayne Chen bound[i] + 1, bound[i + 1]); 34798686cd2SShayne Chen 34898686cd2SShayne Chen seq_puts(file, "\nCount: "); 34998686cd2SShayne Chen for (i = 0; i < ARRAY_SIZE(bound); i++) 35098686cd2SShayne Chen seq_printf(file, "%8d | ", phy->mt76->aggr_stats[i]); 35198686cd2SShayne Chen seq_puts(file, "\n"); 35298686cd2SShayne Chen 35398686cd2SShayne Chen seq_printf(file, "BA miss count: %d\n", phy->mib.ba_miss_cnt); 35498686cd2SShayne Chen } 35598686cd2SShayne Chen 35698686cd2SShayne Chen static void 35798686cd2SShayne Chen mt7996_txbf_stat_read_phy(struct mt7996_phy *phy, struct seq_file *s) 35898686cd2SShayne Chen { 35998686cd2SShayne Chen static const char * const bw[] = { 36098686cd2SShayne Chen "BW20", "BW40", "BW80", "BW160" 36198686cd2SShayne Chen }; 36298686cd2SShayne Chen struct mib_stats *mib = &phy->mib; 36398686cd2SShayne Chen 36498686cd2SShayne Chen /* Tx Beamformer monitor */ 36598686cd2SShayne Chen seq_puts(s, "\nTx Beamformer applied PPDU counts: "); 36698686cd2SShayne Chen 36798686cd2SShayne Chen seq_printf(s, "iBF: %d, eBF: %d\n", 36898686cd2SShayne Chen mib->tx_bf_ibf_ppdu_cnt, 36998686cd2SShayne Chen mib->tx_bf_ebf_ppdu_cnt); 37098686cd2SShayne Chen 37198686cd2SShayne Chen /* Tx Beamformer Rx feedback monitor */ 37298686cd2SShayne Chen seq_puts(s, "Tx Beamformer Rx feedback statistics: "); 37398686cd2SShayne Chen 37498686cd2SShayne Chen seq_printf(s, "All: %d, HE: %d, VHT: %d, HT: %d, ", 37598686cd2SShayne Chen mib->tx_bf_rx_fb_all_cnt, 37698686cd2SShayne Chen mib->tx_bf_rx_fb_he_cnt, 37798686cd2SShayne Chen mib->tx_bf_rx_fb_vht_cnt, 37898686cd2SShayne Chen mib->tx_bf_rx_fb_ht_cnt); 37998686cd2SShayne Chen 38098686cd2SShayne Chen seq_printf(s, "%s, NC: %d, NR: %d\n", 38198686cd2SShayne Chen bw[mib->tx_bf_rx_fb_bw], 38298686cd2SShayne Chen mib->tx_bf_rx_fb_nc_cnt, 38398686cd2SShayne Chen mib->tx_bf_rx_fb_nr_cnt); 38498686cd2SShayne Chen 38598686cd2SShayne Chen /* Tx Beamformee Rx NDPA & Tx feedback report */ 38698686cd2SShayne Chen seq_printf(s, "Tx Beamformee successful feedback frames: %d\n", 38798686cd2SShayne Chen mib->tx_bf_fb_cpl_cnt); 38898686cd2SShayne Chen seq_printf(s, "Tx Beamformee feedback triggered counts: %d\n", 38998686cd2SShayne Chen mib->tx_bf_fb_trig_cnt); 39098686cd2SShayne Chen 39198686cd2SShayne Chen /* Tx SU & MU counters */ 39298686cd2SShayne Chen seq_printf(s, "Tx multi-user Beamforming counts: %d\n", 39398686cd2SShayne Chen mib->tx_mu_bf_cnt); 39498686cd2SShayne Chen seq_printf(s, "Tx multi-user MPDU counts: %d\n", mib->tx_mu_mpdu_cnt); 39598686cd2SShayne Chen seq_printf(s, "Tx multi-user successful MPDU counts: %d\n", 39698686cd2SShayne Chen mib->tx_mu_acked_mpdu_cnt); 39798686cd2SShayne Chen seq_printf(s, "Tx single-user successful MPDU counts: %d\n", 39898686cd2SShayne Chen mib->tx_su_acked_mpdu_cnt); 39998686cd2SShayne Chen 40098686cd2SShayne Chen seq_puts(s, "\n"); 40198686cd2SShayne Chen } 40298686cd2SShayne Chen 40398686cd2SShayne Chen static int 40498686cd2SShayne Chen mt7996_tx_stats_show(struct seq_file *file, void *data) 40598686cd2SShayne Chen { 40698686cd2SShayne Chen struct mt7996_phy *phy = file->private; 40798686cd2SShayne Chen struct mt7996_dev *dev = phy->dev; 40898686cd2SShayne Chen struct mib_stats *mib = &phy->mib; 40998686cd2SShayne Chen int i; 41098686cd2SShayne Chen u32 attempts, success, per; 41198686cd2SShayne Chen 41298686cd2SShayne Chen mutex_lock(&dev->mt76.mutex); 41398686cd2SShayne Chen 41498686cd2SShayne Chen mt7996_mac_update_stats(phy); 41598686cd2SShayne Chen mt7996_ampdu_stat_read_phy(phy, file); 41698686cd2SShayne Chen 41798686cd2SShayne Chen attempts = mib->tx_mpdu_attempts_cnt; 41898686cd2SShayne Chen success = mib->tx_mpdu_success_cnt; 41998686cd2SShayne Chen per = attempts ? 100 - success * 100 / attempts : 100; 42098686cd2SShayne Chen seq_printf(file, "Tx attempts: %8u (MPDUs)\n", attempts); 42198686cd2SShayne Chen seq_printf(file, "Tx success: %8u (MPDUs)\n", success); 42298686cd2SShayne Chen seq_printf(file, "Tx PER: %u%%\n", per); 42398686cd2SShayne Chen 42498686cd2SShayne Chen mt7996_txbf_stat_read_phy(phy, file); 42598686cd2SShayne Chen 42698686cd2SShayne Chen /* Tx amsdu info */ 42798686cd2SShayne Chen seq_puts(file, "Tx MSDU statistics:\n"); 42898686cd2SShayne Chen for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++) { 42998686cd2SShayne Chen seq_printf(file, "AMSDU pack count of %d MSDU in TXD: %8d ", 43098686cd2SShayne Chen i + 1, mib->tx_amsdu[i]); 43198686cd2SShayne Chen if (mib->tx_amsdu_cnt) 43298686cd2SShayne Chen seq_printf(file, "(%3d%%)\n", 43398686cd2SShayne Chen mib->tx_amsdu[i] * 100 / mib->tx_amsdu_cnt); 43498686cd2SShayne Chen else 43598686cd2SShayne Chen seq_puts(file, "\n"); 43698686cd2SShayne Chen } 43798686cd2SShayne Chen 43898686cd2SShayne Chen mutex_unlock(&dev->mt76.mutex); 43998686cd2SShayne Chen 44098686cd2SShayne Chen return 0; 44198686cd2SShayne Chen } 44298686cd2SShayne Chen 44398686cd2SShayne Chen DEFINE_SHOW_ATTRIBUTE(mt7996_tx_stats); 44498686cd2SShayne Chen 44598686cd2SShayne Chen static void 44698686cd2SShayne Chen mt7996_hw_queue_read(struct seq_file *s, u32 size, 44798686cd2SShayne Chen const struct hw_queue_map *map) 44898686cd2SShayne Chen { 44998686cd2SShayne Chen struct mt7996_phy *phy = s->private; 45098686cd2SShayne Chen struct mt7996_dev *dev = phy->dev; 45198686cd2SShayne Chen u32 i, val; 45298686cd2SShayne Chen 45398686cd2SShayne Chen val = mt76_rr(dev, MT_FL_Q_EMPTY); 45498686cd2SShayne Chen for (i = 0; i < size; i++) { 45598686cd2SShayne Chen u32 ctrl, head, tail, queued; 45698686cd2SShayne Chen 45798686cd2SShayne Chen if (val & BIT(map[i].index)) 45898686cd2SShayne Chen continue; 45998686cd2SShayne Chen 460*063cca02SRyder Lee ctrl = BIT(31) | (map[i].pid << 10) | ((u32)map[i].qid << 24); 46198686cd2SShayne Chen mt76_wr(dev, MT_FL_Q0_CTRL, ctrl); 46298686cd2SShayne Chen 46398686cd2SShayne Chen head = mt76_get_field(dev, MT_FL_Q2_CTRL, 46498686cd2SShayne Chen GENMASK(11, 0)); 46598686cd2SShayne Chen tail = mt76_get_field(dev, MT_FL_Q2_CTRL, 46698686cd2SShayne Chen GENMASK(27, 16)); 46798686cd2SShayne Chen queued = mt76_get_field(dev, MT_FL_Q3_CTRL, 46898686cd2SShayne Chen GENMASK(11, 0)); 46998686cd2SShayne Chen 47098686cd2SShayne Chen seq_printf(s, "\t%s: ", map[i].name); 47198686cd2SShayne Chen seq_printf(s, "queued:0x%03x head:0x%03x tail:0x%03x\n", 47298686cd2SShayne Chen queued, head, tail); 47398686cd2SShayne Chen } 47498686cd2SShayne Chen } 47598686cd2SShayne Chen 47698686cd2SShayne Chen static void 47798686cd2SShayne Chen mt7996_sta_hw_queue_read(void *data, struct ieee80211_sta *sta) 47898686cd2SShayne Chen { 47998686cd2SShayne Chen struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 48098686cd2SShayne Chen struct mt7996_dev *dev = msta->vif->phy->dev; 48198686cd2SShayne Chen struct seq_file *s = data; 48298686cd2SShayne Chen u8 ac; 48398686cd2SShayne Chen 48498686cd2SShayne Chen for (ac = 0; ac < 4; ac++) { 48598686cd2SShayne Chen u32 qlen, ctrl, val; 48698686cd2SShayne Chen u32 idx = msta->wcid.idx >> 5; 48798686cd2SShayne Chen u8 offs = msta->wcid.idx & GENMASK(4, 0); 48898686cd2SShayne Chen 48998686cd2SShayne Chen ctrl = BIT(31) | BIT(11) | (ac << 24); 49098686cd2SShayne Chen val = mt76_rr(dev, MT_PLE_AC_QEMPTY(ac, idx)); 49198686cd2SShayne Chen 49298686cd2SShayne Chen if (val & BIT(offs)) 49398686cd2SShayne Chen continue; 49498686cd2SShayne Chen 49598686cd2SShayne Chen mt76_wr(dev, MT_FL_Q0_CTRL, ctrl | msta->wcid.idx); 49698686cd2SShayne Chen qlen = mt76_get_field(dev, MT_FL_Q3_CTRL, 49798686cd2SShayne Chen GENMASK(11, 0)); 49898686cd2SShayne Chen seq_printf(s, "\tSTA %pM wcid %d: AC%d%d queued:%d\n", 49998686cd2SShayne Chen sta->addr, msta->wcid.idx, 50098686cd2SShayne Chen msta->vif->mt76.wmm_idx, ac, qlen); 50198686cd2SShayne Chen } 50298686cd2SShayne Chen } 50398686cd2SShayne Chen 50498686cd2SShayne Chen static int 50598686cd2SShayne Chen mt7996_hw_queues_show(struct seq_file *file, void *data) 50698686cd2SShayne Chen { 50798686cd2SShayne Chen struct mt7996_phy *phy = file->private; 50898686cd2SShayne Chen struct mt7996_dev *dev = phy->dev; 50998686cd2SShayne Chen static const struct hw_queue_map ple_queue_map[] = { 51098686cd2SShayne Chen { "CPU_Q0", 0, 1, MT_CTX0 }, 51198686cd2SShayne Chen { "CPU_Q1", 1, 1, MT_CTX0 + 1 }, 51298686cd2SShayne Chen { "CPU_Q2", 2, 1, MT_CTX0 + 2 }, 51398686cd2SShayne Chen { "CPU_Q3", 3, 1, MT_CTX0 + 3 }, 51498686cd2SShayne Chen { "ALTX_Q0", 8, 2, MT_LMAC_ALTX0 }, 51598686cd2SShayne Chen { "BMC_Q0", 9, 2, MT_LMAC_BMC0 }, 51698686cd2SShayne Chen { "BCN_Q0", 10, 2, MT_LMAC_BCN0 }, 51798686cd2SShayne Chen { "PSMP_Q0", 11, 2, MT_LMAC_PSMP0 }, 51898686cd2SShayne Chen { "ALTX_Q1", 12, 2, MT_LMAC_ALTX0 + 4 }, 51998686cd2SShayne Chen { "BMC_Q1", 13, 2, MT_LMAC_BMC0 + 4 }, 52098686cd2SShayne Chen { "BCN_Q1", 14, 2, MT_LMAC_BCN0 + 4 }, 52198686cd2SShayne Chen { "PSMP_Q1", 15, 2, MT_LMAC_PSMP0 + 4 }, 52298686cd2SShayne Chen }; 52398686cd2SShayne Chen static const struct hw_queue_map pse_queue_map[] = { 52498686cd2SShayne Chen { "CPU Q0", 0, 1, MT_CTX0 }, 52598686cd2SShayne Chen { "CPU Q1", 1, 1, MT_CTX0 + 1 }, 52698686cd2SShayne Chen { "CPU Q2", 2, 1, MT_CTX0 + 2 }, 52798686cd2SShayne Chen { "CPU Q3", 3, 1, MT_CTX0 + 3 }, 52898686cd2SShayne Chen { "HIF_Q0", 8, 0, MT_HIF0 }, 52998686cd2SShayne Chen { "HIF_Q1", 9, 0, MT_HIF0 + 1 }, 53098686cd2SShayne Chen { "HIF_Q2", 10, 0, MT_HIF0 + 2 }, 53198686cd2SShayne Chen { "HIF_Q3", 11, 0, MT_HIF0 + 3 }, 53298686cd2SShayne Chen { "HIF_Q4", 12, 0, MT_HIF0 + 4 }, 53398686cd2SShayne Chen { "HIF_Q5", 13, 0, MT_HIF0 + 5 }, 53498686cd2SShayne Chen { "LMAC_Q", 16, 2, 0 }, 53598686cd2SShayne Chen { "MDP_TXQ", 17, 2, 1 }, 53698686cd2SShayne Chen { "MDP_RXQ", 18, 2, 2 }, 53798686cd2SShayne Chen { "SEC_TXQ", 19, 2, 3 }, 53898686cd2SShayne Chen { "SEC_RXQ", 20, 2, 4 }, 53998686cd2SShayne Chen }; 54098686cd2SShayne Chen u32 val, head, tail; 54198686cd2SShayne Chen 54298686cd2SShayne Chen /* ple queue */ 54398686cd2SShayne Chen val = mt76_rr(dev, MT_PLE_FREEPG_CNT); 54498686cd2SShayne Chen head = mt76_get_field(dev, MT_PLE_FREEPG_HEAD_TAIL, GENMASK(11, 0)); 54598686cd2SShayne Chen tail = mt76_get_field(dev, MT_PLE_FREEPG_HEAD_TAIL, GENMASK(27, 16)); 54698686cd2SShayne Chen seq_puts(file, "PLE page info:\n"); 54798686cd2SShayne Chen seq_printf(file, 54898686cd2SShayne Chen "\tTotal free page: 0x%08x head: 0x%03x tail: 0x%03x\n", 54998686cd2SShayne Chen val, head, tail); 55098686cd2SShayne Chen 55198686cd2SShayne Chen val = mt76_rr(dev, MT_PLE_PG_HIF_GROUP); 55298686cd2SShayne Chen head = mt76_get_field(dev, MT_PLE_HIF_PG_INFO, GENMASK(11, 0)); 55398686cd2SShayne Chen tail = mt76_get_field(dev, MT_PLE_HIF_PG_INFO, GENMASK(27, 16)); 55498686cd2SShayne Chen seq_printf(file, "\tHIF free page: 0x%03x res: 0x%03x used: 0x%03x\n", 55598686cd2SShayne Chen val, head, tail); 55698686cd2SShayne Chen 55798686cd2SShayne Chen seq_puts(file, "PLE non-empty queue info:\n"); 55898686cd2SShayne Chen mt7996_hw_queue_read(file, ARRAY_SIZE(ple_queue_map), 55998686cd2SShayne Chen &ple_queue_map[0]); 56098686cd2SShayne Chen 56198686cd2SShayne Chen /* iterate per-sta ple queue */ 56298686cd2SShayne Chen ieee80211_iterate_stations_atomic(phy->mt76->hw, 56398686cd2SShayne Chen mt7996_sta_hw_queue_read, file); 56498686cd2SShayne Chen /* pse queue */ 56598686cd2SShayne Chen seq_puts(file, "PSE non-empty queue info:\n"); 56698686cd2SShayne Chen mt7996_hw_queue_read(file, ARRAY_SIZE(pse_queue_map), 56798686cd2SShayne Chen &pse_queue_map[0]); 56898686cd2SShayne Chen 56998686cd2SShayne Chen return 0; 57098686cd2SShayne Chen } 57198686cd2SShayne Chen 57298686cd2SShayne Chen DEFINE_SHOW_ATTRIBUTE(mt7996_hw_queues); 57398686cd2SShayne Chen 57498686cd2SShayne Chen static int 57598686cd2SShayne Chen mt7996_xmit_queues_show(struct seq_file *file, void *data) 57698686cd2SShayne Chen { 57798686cd2SShayne Chen struct mt7996_phy *phy = file->private; 57898686cd2SShayne Chen struct mt7996_dev *dev = phy->dev; 57998686cd2SShayne Chen struct { 58098686cd2SShayne Chen struct mt76_queue *q; 58198686cd2SShayne Chen char *queue; 58298686cd2SShayne Chen } queue_map[] = { 58398686cd2SShayne Chen { phy->mt76->q_tx[MT_TXQ_BE], " MAIN" }, 58498686cd2SShayne Chen { dev->mt76.q_mcu[MT_MCUQ_WM], " MCUWM" }, 58598686cd2SShayne Chen { dev->mt76.q_mcu[MT_MCUQ_WA], " MCUWA" }, 58698686cd2SShayne Chen { dev->mt76.q_mcu[MT_MCUQ_FWDL], "MCUFWDL" }, 58798686cd2SShayne Chen }; 58898686cd2SShayne Chen int i; 58998686cd2SShayne Chen 59098686cd2SShayne Chen seq_puts(file, " queue | hw-queued | head | tail |\n"); 59198686cd2SShayne Chen for (i = 0; i < ARRAY_SIZE(queue_map); i++) { 59298686cd2SShayne Chen struct mt76_queue *q = queue_map[i].q; 59398686cd2SShayne Chen 59498686cd2SShayne Chen if (!q) 59598686cd2SShayne Chen continue; 59698686cd2SShayne Chen 59798686cd2SShayne Chen seq_printf(file, " %s | %9d | %9d | %9d |\n", 59898686cd2SShayne Chen queue_map[i].queue, q->queued, q->head, 59998686cd2SShayne Chen q->tail); 60098686cd2SShayne Chen } 60198686cd2SShayne Chen 60298686cd2SShayne Chen return 0; 60398686cd2SShayne Chen } 60498686cd2SShayne Chen 60598686cd2SShayne Chen DEFINE_SHOW_ATTRIBUTE(mt7996_xmit_queues); 60698686cd2SShayne Chen 60798686cd2SShayne Chen static int 60898686cd2SShayne Chen mt7996_twt_stats(struct seq_file *s, void *data) 60998686cd2SShayne Chen { 61098686cd2SShayne Chen struct mt7996_dev *dev = dev_get_drvdata(s->private); 61198686cd2SShayne Chen struct mt7996_twt_flow *iter; 61298686cd2SShayne Chen 61398686cd2SShayne Chen rcu_read_lock(); 61498686cd2SShayne Chen 61598686cd2SShayne Chen seq_puts(s, " wcid | id | flags | exp | mantissa"); 61698686cd2SShayne Chen seq_puts(s, " | duration | tsf |\n"); 61798686cd2SShayne Chen list_for_each_entry_rcu(iter, &dev->twt_list, list) 61898686cd2SShayne Chen seq_printf(s, 61998686cd2SShayne Chen "%9d | %8d | %5c%c%c%c | %8d | %8d | %8d | %14lld |\n", 62098686cd2SShayne Chen iter->wcid, iter->id, 62198686cd2SShayne Chen iter->sched ? 's' : 'u', 62298686cd2SShayne Chen iter->protection ? 'p' : '-', 62398686cd2SShayne Chen iter->trigger ? 't' : '-', 62498686cd2SShayne Chen iter->flowtype ? '-' : 'a', 62598686cd2SShayne Chen iter->exp, iter->mantissa, 62698686cd2SShayne Chen iter->duration, iter->tsf); 62798686cd2SShayne Chen 62898686cd2SShayne Chen rcu_read_unlock(); 62998686cd2SShayne Chen 63098686cd2SShayne Chen return 0; 63198686cd2SShayne Chen } 63298686cd2SShayne Chen 63398686cd2SShayne Chen /* The index of RF registers use the generic regidx, combined with two parts: 63498686cd2SShayne Chen * WF selection [31:24] and offset [23:0]. 63598686cd2SShayne Chen */ 63698686cd2SShayne Chen static int 63798686cd2SShayne Chen mt7996_rf_regval_get(void *data, u64 *val) 63898686cd2SShayne Chen { 63998686cd2SShayne Chen struct mt7996_dev *dev = data; 64098686cd2SShayne Chen u32 regval; 64198686cd2SShayne Chen int ret; 64298686cd2SShayne Chen 64398686cd2SShayne Chen ret = mt7996_mcu_rf_regval(dev, dev->mt76.debugfs_reg, ®val, false); 64498686cd2SShayne Chen if (ret) 64598686cd2SShayne Chen return ret; 64698686cd2SShayne Chen 64798686cd2SShayne Chen *val = regval; 64898686cd2SShayne Chen 64998686cd2SShayne Chen return 0; 65098686cd2SShayne Chen } 65198686cd2SShayne Chen 65298686cd2SShayne Chen static int 65398686cd2SShayne Chen mt7996_rf_regval_set(void *data, u64 val) 65498686cd2SShayne Chen { 65598686cd2SShayne Chen struct mt7996_dev *dev = data; 656aab169adSRyder Lee u32 val32 = val; 65798686cd2SShayne Chen 658aab169adSRyder Lee return mt7996_mcu_rf_regval(dev, dev->mt76.debugfs_reg, &val32, true); 65998686cd2SShayne Chen } 66098686cd2SShayne Chen 66198686cd2SShayne Chen DEFINE_DEBUGFS_ATTRIBUTE(fops_rf_regval, mt7996_rf_regval_get, 66298686cd2SShayne Chen mt7996_rf_regval_set, "0x%08llx\n"); 66398686cd2SShayne Chen 66498686cd2SShayne Chen int mt7996_init_debugfs(struct mt7996_phy *phy) 66598686cd2SShayne Chen { 66698686cd2SShayne Chen struct mt7996_dev *dev = phy->dev; 66798686cd2SShayne Chen struct dentry *dir; 66898686cd2SShayne Chen 66998686cd2SShayne Chen dir = mt76_register_debugfs_fops(phy->mt76, NULL); 67098686cd2SShayne Chen if (!dir) 67198686cd2SShayne Chen return -ENOMEM; 67298686cd2SShayne Chen debugfs_create_file("hw-queues", 0400, dir, phy, 67398686cd2SShayne Chen &mt7996_hw_queues_fops); 67498686cd2SShayne Chen debugfs_create_file("xmit-queues", 0400, dir, phy, 67598686cd2SShayne Chen &mt7996_xmit_queues_fops); 67698686cd2SShayne Chen debugfs_create_file("tx_stats", 0400, dir, phy, &mt7996_tx_stats_fops); 67798686cd2SShayne Chen debugfs_create_file("fw_debug_wm", 0600, dir, dev, &fops_fw_debug_wm); 67898686cd2SShayne Chen debugfs_create_file("fw_debug_wa", 0600, dir, dev, &fops_fw_debug_wa); 67998686cd2SShayne Chen debugfs_create_file("fw_debug_bin", 0600, dir, dev, &fops_fw_debug_bin); 68098686cd2SShayne Chen /* TODO: wm fw cpu utilization */ 68198686cd2SShayne Chen debugfs_create_file("fw_util_wa", 0400, dir, dev, 68298686cd2SShayne Chen &mt7996_fw_util_wa_fops); 68398686cd2SShayne Chen debugfs_create_file("implicit_txbf", 0600, dir, dev, 68498686cd2SShayne Chen &fops_implicit_txbf); 68598686cd2SShayne Chen debugfs_create_devm_seqfile(dev->mt76.dev, "twt_stats", dir, 68698686cd2SShayne Chen mt7996_twt_stats); 68798686cd2SShayne Chen debugfs_create_file("fw_ser", 0600, dir, phy, &mt7996_fw_ser_ops); 68898686cd2SShayne Chen debugfs_create_file("rf_regval", 0600, dir, dev, &fops_rf_regval); 68998686cd2SShayne Chen 69098686cd2SShayne Chen if (phy->mt76->cap.has_5ghz) { 69198686cd2SShayne Chen debugfs_create_u32("dfs_hw_pattern", 0400, dir, 69298686cd2SShayne Chen &dev->hw_pattern); 69398686cd2SShayne Chen debugfs_create_file("radar_trigger", 0200, dir, dev, 69498686cd2SShayne Chen &fops_radar_trigger); 69598686cd2SShayne Chen debugfs_create_devm_seqfile(dev->mt76.dev, "rdd_monitor", dir, 69698686cd2SShayne Chen mt7996_rdd_monitor); 69798686cd2SShayne Chen } 69898686cd2SShayne Chen 69998686cd2SShayne Chen if (phy == &dev->phy) 70098686cd2SShayne Chen dev->debugfs_dir = dir; 70198686cd2SShayne Chen 70298686cd2SShayne Chen return 0; 70398686cd2SShayne Chen } 70498686cd2SShayne Chen 70598686cd2SShayne Chen static void 70698686cd2SShayne Chen mt7996_debugfs_write_fwlog(struct mt7996_dev *dev, const void *hdr, int hdrlen, 70798686cd2SShayne Chen const void *data, int len) 70898686cd2SShayne Chen { 70998686cd2SShayne Chen static DEFINE_SPINLOCK(lock); 71098686cd2SShayne Chen unsigned long flags; 71198686cd2SShayne Chen void *dest; 71298686cd2SShayne Chen 71398686cd2SShayne Chen spin_lock_irqsave(&lock, flags); 71498686cd2SShayne Chen dest = relay_reserve(dev->relay_fwlog, hdrlen + len + 4); 71598686cd2SShayne Chen if (dest) { 71698686cd2SShayne Chen *(u32 *)dest = hdrlen + len; 71798686cd2SShayne Chen dest += 4; 71898686cd2SShayne Chen 71998686cd2SShayne Chen if (hdrlen) { 72098686cd2SShayne Chen memcpy(dest, hdr, hdrlen); 72198686cd2SShayne Chen dest += hdrlen; 72298686cd2SShayne Chen } 72398686cd2SShayne Chen 72498686cd2SShayne Chen memcpy(dest, data, len); 72598686cd2SShayne Chen relay_flush(dev->relay_fwlog); 72698686cd2SShayne Chen } 72798686cd2SShayne Chen spin_unlock_irqrestore(&lock, flags); 72898686cd2SShayne Chen } 72998686cd2SShayne Chen 73098686cd2SShayne Chen void mt7996_debugfs_rx_fw_monitor(struct mt7996_dev *dev, const void *data, int len) 73198686cd2SShayne Chen { 73298686cd2SShayne Chen struct { 73398686cd2SShayne Chen __le32 magic; 73498686cd2SShayne Chen u8 version; 73598686cd2SShayne Chen u8 _rsv; 73698686cd2SShayne Chen __le16 serial_id; 73798686cd2SShayne Chen __le32 timestamp; 73898686cd2SShayne Chen __le16 msg_type; 73998686cd2SShayne Chen __le16 len; 74098686cd2SShayne Chen } hdr = { 74198686cd2SShayne Chen .version = 0x1, 74298686cd2SShayne Chen .magic = cpu_to_le32(FW_BIN_LOG_MAGIC), 74398686cd2SShayne Chen .msg_type = cpu_to_le16(PKT_TYPE_RX_FW_MONITOR), 74498686cd2SShayne Chen }; 74598686cd2SShayne Chen 74698686cd2SShayne Chen if (!dev->relay_fwlog) 74798686cd2SShayne Chen return; 74898686cd2SShayne Chen 74998686cd2SShayne Chen hdr.serial_id = cpu_to_le16(dev->fw_debug_seq++); 75098686cd2SShayne Chen hdr.timestamp = cpu_to_le32(mt76_rr(dev, MT_LPON_FRCR(0))); 75198686cd2SShayne Chen hdr.len = *(__le16 *)data; 75298686cd2SShayne Chen mt7996_debugfs_write_fwlog(dev, &hdr, sizeof(hdr), data, len); 75398686cd2SShayne Chen } 75498686cd2SShayne Chen 75598686cd2SShayne Chen bool mt7996_debugfs_rx_log(struct mt7996_dev *dev, const void *data, int len) 75698686cd2SShayne Chen { 75798686cd2SShayne Chen if (get_unaligned_le32(data) != FW_BIN_LOG_MAGIC) 75898686cd2SShayne Chen return false; 75998686cd2SShayne Chen 76098686cd2SShayne Chen if (dev->relay_fwlog) 76198686cd2SShayne Chen mt7996_debugfs_write_fwlog(dev, NULL, 0, data, len); 76298686cd2SShayne Chen 76398686cd2SShayne Chen return true; 76498686cd2SShayne Chen } 76598686cd2SShayne Chen 76698686cd2SShayne Chen #ifdef CONFIG_MAC80211_DEBUGFS 76798686cd2SShayne Chen /** per-station debugfs **/ 76898686cd2SShayne Chen 76998686cd2SShayne Chen static ssize_t mt7996_sta_fixed_rate_set(struct file *file, 77098686cd2SShayne Chen const char __user *user_buf, 77198686cd2SShayne Chen size_t count, loff_t *ppos) 77298686cd2SShayne Chen { 77398686cd2SShayne Chen #define SHORT_PREAMBLE 0 77498686cd2SShayne Chen #define LONG_PREAMBLE 1 77598686cd2SShayne Chen struct ieee80211_sta *sta = file->private_data; 77698686cd2SShayne Chen struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 77798686cd2SShayne Chen struct mt7996_dev *dev = msta->vif->phy->dev; 77898686cd2SShayne Chen struct ra_rate phy = {}; 77998686cd2SShayne Chen char buf[100]; 78098686cd2SShayne Chen int ret; 78198686cd2SShayne Chen u16 gi, ltf; 78298686cd2SShayne Chen 78398686cd2SShayne Chen if (count >= sizeof(buf)) 78498686cd2SShayne Chen return -EINVAL; 78598686cd2SShayne Chen 78698686cd2SShayne Chen if (copy_from_user(buf, user_buf, count)) 78798686cd2SShayne Chen return -EFAULT; 78898686cd2SShayne Chen 78998686cd2SShayne Chen if (count && buf[count - 1] == '\n') 79098686cd2SShayne Chen buf[count - 1] = '\0'; 79198686cd2SShayne Chen else 79298686cd2SShayne Chen buf[count] = '\0'; 79398686cd2SShayne Chen 79498686cd2SShayne Chen /* mode - cck: 0, ofdm: 1, ht: 2, gf: 3, vht: 4, he_su: 8, he_er: 9 79598686cd2SShayne Chen * bw - bw20: 0, bw40: 1, bw80: 2, bw160: 3 79698686cd2SShayne Chen * nss - vht: 1~4, he: 1~4, others: ignore 79798686cd2SShayne Chen * mcs - cck: 0~4, ofdm: 0~7, ht: 0~32, vht: 0~9, he_su: 0~11, he_er: 0~2 79898686cd2SShayne Chen * gi - (ht/vht) lgi: 0, sgi: 1; (he) 0.8us: 0, 1.6us: 1, 3.2us: 2 79998686cd2SShayne Chen * preamble - short: 1, long: 0 80098686cd2SShayne Chen * ldpc - off: 0, on: 1 80198686cd2SShayne Chen * stbc - off: 0, on: 1 80298686cd2SShayne Chen * ltf - 1xltf: 0, 2xltf: 1, 4xltf: 2 80398686cd2SShayne Chen */ 80498686cd2SShayne Chen if (sscanf(buf, "%hhu %hhu %hhu %hhu %hu %hhu %hhu %hhu %hhu %hu", 80598686cd2SShayne Chen &phy.mode, &phy.bw, &phy.mcs, &phy.nss, &gi, 80698686cd2SShayne Chen &phy.preamble, &phy.stbc, &phy.ldpc, &phy.spe, <f) != 10) { 80798686cd2SShayne Chen dev_warn(dev->mt76.dev, 80898686cd2SShayne Chen "format: Mode BW MCS NSS GI Preamble STBC LDPC SPE ltf\n"); 80998686cd2SShayne Chen goto out; 81098686cd2SShayne Chen } 81198686cd2SShayne Chen 81298686cd2SShayne Chen phy.wlan_idx = cpu_to_le16(msta->wcid.idx); 81398686cd2SShayne Chen phy.gi = cpu_to_le16(gi); 81498686cd2SShayne Chen phy.ltf = cpu_to_le16(ltf); 81598686cd2SShayne Chen phy.ldpc = phy.ldpc ? 7 : 0; 81698686cd2SShayne Chen phy.preamble = phy.preamble ? SHORT_PREAMBLE : LONG_PREAMBLE; 81798686cd2SShayne Chen 81898686cd2SShayne Chen ret = mt7996_mcu_set_fixed_rate_ctrl(dev, &phy, 0); 81998686cd2SShayne Chen if (ret) 82098686cd2SShayne Chen return -EFAULT; 82198686cd2SShayne Chen 82298686cd2SShayne Chen out: 82398686cd2SShayne Chen return count; 82498686cd2SShayne Chen } 82598686cd2SShayne Chen 82698686cd2SShayne Chen static const struct file_operations fops_fixed_rate = { 82798686cd2SShayne Chen .write = mt7996_sta_fixed_rate_set, 82898686cd2SShayne Chen .open = simple_open, 82998686cd2SShayne Chen .owner = THIS_MODULE, 83098686cd2SShayne Chen .llseek = default_llseek, 83198686cd2SShayne Chen }; 83298686cd2SShayne Chen 83398686cd2SShayne Chen static int 83498686cd2SShayne Chen mt7996_queues_show(struct seq_file *s, void *data) 83598686cd2SShayne Chen { 83698686cd2SShayne Chen struct ieee80211_sta *sta = s->private; 83798686cd2SShayne Chen 83898686cd2SShayne Chen mt7996_sta_hw_queue_read(s, sta); 83998686cd2SShayne Chen 84098686cd2SShayne Chen return 0; 84198686cd2SShayne Chen } 84298686cd2SShayne Chen 84398686cd2SShayne Chen DEFINE_SHOW_ATTRIBUTE(mt7996_queues); 84498686cd2SShayne Chen 84598686cd2SShayne Chen void mt7996_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 84698686cd2SShayne Chen struct ieee80211_sta *sta, struct dentry *dir) 84798686cd2SShayne Chen { 84898686cd2SShayne Chen debugfs_create_file("fixed_rate", 0600, dir, sta, &fops_fixed_rate); 84998686cd2SShayne Chen debugfs_create_file("hw-queues", 0400, dir, sta, &mt7996_queues_fops); 85098686cd2SShayne Chen } 85198686cd2SShayne Chen 85298686cd2SShayne Chen #endif 853