10e3d6777SRyder Lee // SPDX-License-Identifier: ISC 276055413SLorenzo Bianconi /* 376055413SLorenzo Bianconi * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> 476055413SLorenzo Bianconi */ 576055413SLorenzo Bianconi 676055413SLorenzo Bianconi #include <linux/debugfs.h> 776055413SLorenzo Bianconi #include "mt76x02.h" 876055413SLorenzo Bianconi 976055413SLorenzo Bianconi static int 101820388bSQinglang Miao mt76x02_ampdu_stat_show(struct seq_file *file, void *data) 1176055413SLorenzo Bianconi { 1276055413SLorenzo Bianconi struct mt76x02_dev *dev = file->private; 1376055413SLorenzo Bianconi int i, j; 1476055413SLorenzo Bianconi 1576055413SLorenzo Bianconi for (i = 0; i < 4; i++) { 1676055413SLorenzo Bianconi seq_puts(file, "Length: "); 1776055413SLorenzo Bianconi for (j = 0; j < 8; j++) 1876055413SLorenzo Bianconi seq_printf(file, "%8d | ", i * 8 + j + 1); 1976055413SLorenzo Bianconi seq_puts(file, "\n"); 2076055413SLorenzo Bianconi seq_puts(file, "Count: "); 2176055413SLorenzo Bianconi for (j = 0; j < 8; j++) 22d7b47bbdSLorenzo Bianconi seq_printf(file, "%8d | ", 23d7b47bbdSLorenzo Bianconi dev->mt76.aggr_stats[i * 8 + j]); 2476055413SLorenzo Bianconi seq_puts(file, "\n"); 2576055413SLorenzo Bianconi seq_puts(file, "--------"); 2676055413SLorenzo Bianconi for (j = 0; j < 8; j++) 2776055413SLorenzo Bianconi seq_puts(file, "-----------"); 2876055413SLorenzo Bianconi seq_puts(file, "\n"); 2976055413SLorenzo Bianconi } 3076055413SLorenzo Bianconi 3176055413SLorenzo Bianconi return 0; 3276055413SLorenzo Bianconi } 3376055413SLorenzo Bianconi 341820388bSQinglang Miao DEFINE_SHOW_ATTRIBUTE(mt76x02_ampdu_stat); 3576055413SLorenzo Bianconi 3676055413SLorenzo Bianconi static int read_txpower(struct seq_file *file, void *data) 3776055413SLorenzo Bianconi { 3876055413SLorenzo Bianconi struct mt76x02_dev *dev = dev_get_drvdata(file->private); 3976055413SLorenzo Bianconi 4076055413SLorenzo Bianconi seq_printf(file, "Target power: %d\n", dev->target_power); 4176055413SLorenzo Bianconi 4276055413SLorenzo Bianconi mt76_seq_puts_array(file, "Delta", dev->target_power_delta, 4376055413SLorenzo Bianconi ARRAY_SIZE(dev->target_power_delta)); 4476055413SLorenzo Bianconi return 0; 4576055413SLorenzo Bianconi } 4676055413SLorenzo Bianconi 4776055413SLorenzo Bianconi static int 481820388bSQinglang Miao mt76x02_dfs_stat_show(struct seq_file *file, void *data) 4976055413SLorenzo Bianconi { 5076055413SLorenzo Bianconi struct mt76x02_dev *dev = file->private; 5176055413SLorenzo Bianconi struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd; 5276055413SLorenzo Bianconi int i; 5376055413SLorenzo Bianconi 5476055413SLorenzo Bianconi seq_printf(file, "allocated sequences:\t%d\n", 5576055413SLorenzo Bianconi dfs_pd->seq_stats.seq_pool_len); 5676055413SLorenzo Bianconi seq_printf(file, "used sequences:\t\t%d\n", 5776055413SLorenzo Bianconi dfs_pd->seq_stats.seq_len); 5876055413SLorenzo Bianconi seq_puts(file, "\n"); 5976055413SLorenzo Bianconi 6076055413SLorenzo Bianconi for (i = 0; i < MT_DFS_NUM_ENGINES; i++) { 6176055413SLorenzo Bianconi seq_printf(file, "engine: %d\n", i); 6276055413SLorenzo Bianconi seq_printf(file, " hw pattern detected:\t%d\n", 6376055413SLorenzo Bianconi dfs_pd->stats[i].hw_pattern); 6476055413SLorenzo Bianconi seq_printf(file, " hw pulse discarded:\t%d\n", 6576055413SLorenzo Bianconi dfs_pd->stats[i].hw_pulse_discarded); 6676055413SLorenzo Bianconi seq_printf(file, " sw pattern detected:\t%d\n", 6776055413SLorenzo Bianconi dfs_pd->stats[i].sw_pattern); 6876055413SLorenzo Bianconi } 6976055413SLorenzo Bianconi 7076055413SLorenzo Bianconi return 0; 7176055413SLorenzo Bianconi } 7276055413SLorenzo Bianconi 731820388bSQinglang Miao DEFINE_SHOW_ATTRIBUTE(mt76x02_dfs_stat); 7476055413SLorenzo Bianconi 7576055413SLorenzo Bianconi static int read_agc(struct seq_file *file, void *data) 7676055413SLorenzo Bianconi { 7776055413SLorenzo Bianconi struct mt76x02_dev *dev = dev_get_drvdata(file->private); 7876055413SLorenzo Bianconi 7976055413SLorenzo Bianconi seq_printf(file, "avg_rssi: %d\n", dev->cal.avg_rssi_all); 8076055413SLorenzo Bianconi seq_printf(file, "low_gain: %d\n", dev->cal.low_gain); 8176055413SLorenzo Bianconi seq_printf(file, "false_cca: %d\n", dev->cal.false_cca); 8276055413SLorenzo Bianconi seq_printf(file, "agc_gain_adjust: %d\n", dev->cal.agc_gain_adjust); 8376055413SLorenzo Bianconi 8476055413SLorenzo Bianconi return 0; 8576055413SLorenzo Bianconi } 8676055413SLorenzo Bianconi 87643749d4SFelix Fietkau static int 88643749d4SFelix Fietkau mt76_edcca_set(void *data, u64 val) 89643749d4SFelix Fietkau { 90643749d4SFelix Fietkau struct mt76x02_dev *dev = data; 91d8b8890dSLorenzo Bianconi enum nl80211_dfs_regions region = dev->mt76.region; 92643749d4SFelix Fietkau 938aac454dSLorenzo Bianconi mutex_lock(&dev->mt76.mutex); 948aac454dSLorenzo Bianconi 95643749d4SFelix Fietkau dev->ed_monitor_enabled = !!val; 96643749d4SFelix Fietkau dev->ed_monitor = dev->ed_monitor_enabled && 97643749d4SFelix Fietkau region == NL80211_DFS_ETSI; 98a78f1547SLorenzo Bianconi mt76x02_edcca_init(dev); 99643749d4SFelix Fietkau 1008aac454dSLorenzo Bianconi mutex_unlock(&dev->mt76.mutex); 1018aac454dSLorenzo Bianconi 102643749d4SFelix Fietkau return 0; 103643749d4SFelix Fietkau } 104643749d4SFelix Fietkau 105643749d4SFelix Fietkau static int 106643749d4SFelix Fietkau mt76_edcca_get(void *data, u64 *val) 107643749d4SFelix Fietkau { 108643749d4SFelix Fietkau struct mt76x02_dev *dev = data; 109643749d4SFelix Fietkau 110643749d4SFelix Fietkau *val = dev->ed_monitor_enabled; 111643749d4SFelix Fietkau return 0; 112643749d4SFelix Fietkau } 113643749d4SFelix Fietkau 114643749d4SFelix Fietkau DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set, 115643749d4SFelix Fietkau "%lld\n"); 116643749d4SFelix Fietkau 11776055413SLorenzo Bianconi void mt76x02_init_debugfs(struct mt76x02_dev *dev) 11876055413SLorenzo Bianconi { 11976055413SLorenzo Bianconi struct dentry *dir; 12076055413SLorenzo Bianconi 12176055413SLorenzo Bianconi dir = mt76_register_debugfs(&dev->mt76); 12276055413SLorenzo Bianconi if (!dir) 12376055413SLorenzo Bianconi return; 12476055413SLorenzo Bianconi 1256ea62c50SLorenzo Bianconi debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir, 1260b82a8e8SLorenzo Bianconi mt76_queues_read); 12776055413SLorenzo Bianconi debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp); 12876055413SLorenzo Bianconi debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc); 12976055413SLorenzo Bianconi 1304a8c99c7SLorenzo Bianconi debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca); 1311820388bSQinglang Miao debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt76x02_ampdu_stat_fops); 1321820388bSQinglang Miao debugfs_create_file("dfs_stats", 0400, dir, dev, &mt76x02_dfs_stat_fops); 13376055413SLorenzo Bianconi debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir, 13476055413SLorenzo Bianconi read_txpower); 13576055413SLorenzo Bianconi 13676055413SLorenzo Bianconi debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc); 137c1e0d2beSLorenzo Bianconi 138c1e0d2beSLorenzo Bianconi debugfs_create_u32("tx_hang_reset", 0400, dir, &dev->tx_hang_reset); 13976055413SLorenzo Bianconi } 14076055413SLorenzo Bianconi EXPORT_SYMBOL_GPL(mt76x02_init_debugfs); 141