developer | b11a539 | 2022-03-31 00:34:47 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: ISC |
| 2 | /* |
| 3 | * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> |
| 4 | */ |
| 5 | |
| 6 | #include <linux/debugfs.h> |
| 7 | #include "mt76x02.h" |
| 8 | |
| 9 | static int |
| 10 | mt76x02_ampdu_stat_show(struct seq_file *file, void *data) |
| 11 | { |
| 12 | struct mt76x02_dev *dev = file->private; |
| 13 | int i, j; |
| 14 | |
| 15 | for (i = 0; i < 4; i++) { |
| 16 | seq_puts(file, "Length: "); |
| 17 | for (j = 0; j < 8; j++) |
| 18 | seq_printf(file, "%8d | ", i * 8 + j + 1); |
| 19 | seq_puts(file, "\n"); |
| 20 | seq_puts(file, "Count: "); |
| 21 | for (j = 0; j < 8; j++) |
| 22 | seq_printf(file, "%8d | ", |
| 23 | dev->mt76.aggr_stats[i * 8 + j]); |
| 24 | seq_puts(file, "\n"); |
| 25 | seq_puts(file, "--------"); |
| 26 | for (j = 0; j < 8; j++) |
| 27 | seq_puts(file, "-----------"); |
| 28 | seq_puts(file, "\n"); |
| 29 | } |
| 30 | |
| 31 | return 0; |
| 32 | } |
| 33 | |
| 34 | DEFINE_SHOW_ATTRIBUTE(mt76x02_ampdu_stat); |
| 35 | |
| 36 | static int read_txpower(struct seq_file *file, void *data) |
| 37 | { |
| 38 | struct mt76x02_dev *dev = dev_get_drvdata(file->private); |
| 39 | |
| 40 | seq_printf(file, "Target power: %d\n", dev->target_power); |
| 41 | |
| 42 | mt76_seq_puts_array(file, "Delta", dev->target_power_delta, |
| 43 | ARRAY_SIZE(dev->target_power_delta)); |
| 44 | return 0; |
| 45 | } |
| 46 | |
| 47 | static int |
| 48 | mt76x02_dfs_stat_show(struct seq_file *file, void *data) |
| 49 | { |
| 50 | struct mt76x02_dev *dev = file->private; |
| 51 | struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd; |
| 52 | int i; |
| 53 | |
| 54 | seq_printf(file, "allocated sequences:\t%d\n", |
| 55 | dfs_pd->seq_stats.seq_pool_len); |
| 56 | seq_printf(file, "used sequences:\t\t%d\n", |
| 57 | dfs_pd->seq_stats.seq_len); |
| 58 | seq_puts(file, "\n"); |
| 59 | |
| 60 | for (i = 0; i < MT_DFS_NUM_ENGINES; i++) { |
| 61 | seq_printf(file, "engine: %d\n", i); |
| 62 | seq_printf(file, " hw pattern detected:\t%d\n", |
| 63 | dfs_pd->stats[i].hw_pattern); |
| 64 | seq_printf(file, " hw pulse discarded:\t%d\n", |
| 65 | dfs_pd->stats[i].hw_pulse_discarded); |
| 66 | seq_printf(file, " sw pattern detected:\t%d\n", |
| 67 | dfs_pd->stats[i].sw_pattern); |
| 68 | } |
| 69 | |
| 70 | return 0; |
| 71 | } |
| 72 | |
| 73 | DEFINE_SHOW_ATTRIBUTE(mt76x02_dfs_stat); |
| 74 | |
| 75 | static int read_agc(struct seq_file *file, void *data) |
| 76 | { |
| 77 | struct mt76x02_dev *dev = dev_get_drvdata(file->private); |
| 78 | |
| 79 | seq_printf(file, "avg_rssi: %d\n", dev->cal.avg_rssi_all); |
| 80 | seq_printf(file, "low_gain: %d\n", dev->cal.low_gain); |
| 81 | seq_printf(file, "false_cca: %d\n", dev->cal.false_cca); |
| 82 | seq_printf(file, "agc_gain_adjust: %d\n", dev->cal.agc_gain_adjust); |
| 83 | |
| 84 | return 0; |
| 85 | } |
| 86 | |
| 87 | static int |
| 88 | mt76_edcca_set(void *data, u64 val) |
| 89 | { |
| 90 | struct mt76x02_dev *dev = data; |
| 91 | enum nl80211_dfs_regions region = dev->mt76.region; |
| 92 | |
| 93 | mutex_lock(&dev->mt76.mutex); |
| 94 | |
| 95 | dev->ed_monitor_enabled = !!val; |
| 96 | dev->ed_monitor = dev->ed_monitor_enabled && |
| 97 | region == NL80211_DFS_ETSI; |
| 98 | mt76x02_edcca_init(dev); |
| 99 | |
| 100 | mutex_unlock(&dev->mt76.mutex); |
| 101 | |
| 102 | return 0; |
| 103 | } |
| 104 | |
| 105 | static int |
| 106 | mt76_edcca_get(void *data, u64 *val) |
| 107 | { |
| 108 | struct mt76x02_dev *dev = data; |
| 109 | |
| 110 | *val = dev->ed_monitor_enabled; |
| 111 | return 0; |
| 112 | } |
| 113 | |
| 114 | DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set, |
| 115 | "%lld\n"); |
| 116 | |
| 117 | void mt76x02_init_debugfs(struct mt76x02_dev *dev) |
| 118 | { |
| 119 | struct dentry *dir; |
| 120 | |
| 121 | dir = mt76_register_debugfs(&dev->mt76); |
| 122 | if (!dir) |
| 123 | return; |
| 124 | |
| 125 | debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir, |
| 126 | mt76_queues_read); |
| 127 | debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp); |
| 128 | debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc); |
| 129 | |
| 130 | debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca); |
| 131 | debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt76x02_ampdu_stat_fops); |
| 132 | debugfs_create_file("dfs_stats", 0400, dir, dev, &mt76x02_dfs_stat_fops); |
| 133 | debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir, |
| 134 | read_txpower); |
| 135 | |
| 136 | debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc); |
| 137 | |
| 138 | debugfs_create_u32("tx_hang_reset", 0400, dir, &dev->tx_hang_reset); |
| 139 | } |
| 140 | EXPORT_SYMBOL_GPL(mt76x02_init_debugfs); |