Ryder Lee | 0e3d677 | 2019-07-24 16:58:20 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: ISC |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #include <linux/debugfs.h> |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 7 | #include "mt76x02.h" |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 8 | |
| 9 | static int |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 10 | mt76x02_ampdu_stat_read(struct seq_file *file, void *data) |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 11 | { |
Lorenzo Bianconi | e40803f | 2018-10-04 23:53:08 +0200 | [diff] [blame] | 12 | struct mt76x02_dev *dev = file->private; |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 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++) |
Lorenzo Bianconi | d7b47bb | 2019-09-13 09:05:52 +0200 | [diff] [blame] | 22 | seq_printf(file, "%8d | ", |
| 23 | dev->mt76.aggr_stats[i * 8 + j]); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 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 | static int |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 35 | mt76x02_ampdu_stat_open(struct inode *inode, struct file *f) |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 36 | { |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 37 | return single_open(f, mt76x02_ampdu_stat_read, inode->i_private); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 38 | } |
| 39 | |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 40 | static int read_txpower(struct seq_file *file, void *data) |
| 41 | { |
Lorenzo Bianconi | e40803f | 2018-10-04 23:53:08 +0200 | [diff] [blame] | 42 | struct mt76x02_dev *dev = dev_get_drvdata(file->private); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 43 | |
| 44 | seq_printf(file, "Target power: %d\n", dev->target_power); |
| 45 | |
Lorenzo Bianconi | 8f410a8 | 2018-09-20 11:11:48 +0200 | [diff] [blame] | 46 | mt76_seq_puts_array(file, "Delta", dev->target_power_delta, |
| 47 | ARRAY_SIZE(dev->target_power_delta)); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 48 | return 0; |
| 49 | } |
| 50 | |
| 51 | static const struct file_operations fops_ampdu_stat = { |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 52 | .open = mt76x02_ampdu_stat_open, |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 53 | .read = seq_read, |
| 54 | .llseek = seq_lseek, |
| 55 | .release = single_release, |
| 56 | }; |
| 57 | |
| 58 | static int |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 59 | mt76x02_dfs_stat_read(struct seq_file *file, void *data) |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 60 | { |
Lorenzo Bianconi | e40803f | 2018-10-04 23:53:08 +0200 | [diff] [blame] | 61 | struct mt76x02_dev *dev = file->private; |
| 62 | struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd; |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 63 | int i; |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 64 | |
Lorenzo Bianconi | 4a07ed5 | 2018-06-29 13:40:55 +0200 | [diff] [blame] | 65 | seq_printf(file, "allocated sequences:\t%d\n", |
| 66 | dfs_pd->seq_stats.seq_pool_len); |
| 67 | seq_printf(file, "used sequences:\t\t%d\n", |
| 68 | dfs_pd->seq_stats.seq_len); |
| 69 | seq_puts(file, "\n"); |
| 70 | |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 71 | for (i = 0; i < MT_DFS_NUM_ENGINES; i++) { |
| 72 | seq_printf(file, "engine: %d\n", i); |
| 73 | seq_printf(file, " hw pattern detected:\t%d\n", |
| 74 | dfs_pd->stats[i].hw_pattern); |
| 75 | seq_printf(file, " hw pulse discarded:\t%d\n", |
| 76 | dfs_pd->stats[i].hw_pulse_discarded); |
Lorenzo Bianconi | 4a07ed5 | 2018-06-29 13:40:55 +0200 | [diff] [blame] | 77 | seq_printf(file, " sw pattern detected:\t%d\n", |
| 78 | dfs_pd->stats[i].sw_pattern); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 79 | } |
| 80 | |
| 81 | return 0; |
| 82 | } |
| 83 | |
| 84 | static int |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 85 | mt76x02_dfs_stat_open(struct inode *inode, struct file *f) |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 86 | { |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 87 | return single_open(f, mt76x02_dfs_stat_read, inode->i_private); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | static const struct file_operations fops_dfs_stat = { |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 91 | .open = mt76x02_dfs_stat_open, |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 92 | .read = seq_read, |
| 93 | .llseek = seq_lseek, |
| 94 | .release = single_release, |
| 95 | }; |
| 96 | |
Felix Fietkau | 108ec4d | 2018-06-21 11:17:59 +0200 | [diff] [blame] | 97 | static int read_agc(struct seq_file *file, void *data) |
| 98 | { |
Lorenzo Bianconi | e40803f | 2018-10-04 23:53:08 +0200 | [diff] [blame] | 99 | struct mt76x02_dev *dev = dev_get_drvdata(file->private); |
Felix Fietkau | 108ec4d | 2018-06-21 11:17:59 +0200 | [diff] [blame] | 100 | |
| 101 | seq_printf(file, "avg_rssi: %d\n", dev->cal.avg_rssi_all); |
| 102 | seq_printf(file, "low_gain: %d\n", dev->cal.low_gain); |
| 103 | seq_printf(file, "false_cca: %d\n", dev->cal.false_cca); |
| 104 | seq_printf(file, "agc_gain_adjust: %d\n", dev->cal.agc_gain_adjust); |
| 105 | |
| 106 | return 0; |
| 107 | } |
| 108 | |
Felix Fietkau | 643749d | 2019-03-03 19:40:36 +0100 | [diff] [blame] | 109 | static int |
| 110 | mt76_edcca_set(void *data, u64 val) |
| 111 | { |
| 112 | struct mt76x02_dev *dev = data; |
Lorenzo Bianconi | d8b8890 | 2019-06-21 22:31:28 +0200 | [diff] [blame] | 113 | enum nl80211_dfs_regions region = dev->mt76.region; |
Felix Fietkau | 643749d | 2019-03-03 19:40:36 +0100 | [diff] [blame] | 114 | |
Lorenzo Bianconi | 8aac454 | 2019-05-11 17:30:10 +0200 | [diff] [blame] | 115 | mutex_lock(&dev->mt76.mutex); |
| 116 | |
Felix Fietkau | 643749d | 2019-03-03 19:40:36 +0100 | [diff] [blame] | 117 | dev->ed_monitor_enabled = !!val; |
| 118 | dev->ed_monitor = dev->ed_monitor_enabled && |
| 119 | region == NL80211_DFS_ETSI; |
Lorenzo Bianconi | a78f154 | 2019-05-11 12:17:51 +0200 | [diff] [blame] | 120 | mt76x02_edcca_init(dev); |
Felix Fietkau | 643749d | 2019-03-03 19:40:36 +0100 | [diff] [blame] | 121 | |
Lorenzo Bianconi | 8aac454 | 2019-05-11 17:30:10 +0200 | [diff] [blame] | 122 | mutex_unlock(&dev->mt76.mutex); |
| 123 | |
Felix Fietkau | 643749d | 2019-03-03 19:40:36 +0100 | [diff] [blame] | 124 | return 0; |
| 125 | } |
| 126 | |
| 127 | static int |
| 128 | mt76_edcca_get(void *data, u64 *val) |
| 129 | { |
| 130 | struct mt76x02_dev *dev = data; |
| 131 | |
| 132 | *val = dev->ed_monitor_enabled; |
| 133 | return 0; |
| 134 | } |
| 135 | |
| 136 | DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set, |
| 137 | "%lld\n"); |
| 138 | |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 139 | void mt76x02_init_debugfs(struct mt76x02_dev *dev) |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 140 | { |
| 141 | struct dentry *dir; |
| 142 | |
| 143 | dir = mt76_register_debugfs(&dev->mt76); |
| 144 | if (!dir) |
| 145 | return; |
| 146 | |
Lorenzo Bianconi | 6ea62c5 | 2020-04-19 22:11:41 +0200 | [diff] [blame] | 147 | debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir, |
Lorenzo Bianconi | 0b82a8e | 2019-09-13 09:05:50 +0200 | [diff] [blame] | 148 | mt76_queues_read); |
Joe Perches | 2ef00c5 | 2018-03-23 15:54:37 -0700 | [diff] [blame] | 149 | debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp); |
| 150 | debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 151 | |
Lorenzo Bianconi | 4a8c99c | 2019-05-13 12:23:29 +0200 | [diff] [blame] | 152 | debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca); |
Joe Perches | 2ef00c5 | 2018-03-23 15:54:37 -0700 | [diff] [blame] | 153 | debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat); |
| 154 | debugfs_create_file("dfs_stats", 0400, dir, dev, &fops_dfs_stat); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 155 | debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir, |
| 156 | read_txpower); |
Felix Fietkau | 108ec4d | 2018-06-21 11:17:59 +0200 | [diff] [blame] | 157 | |
| 158 | debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc); |
Lorenzo Bianconi | c1e0d2b | 2018-12-28 15:44:09 +0100 | [diff] [blame] | 159 | |
| 160 | debugfs_create_u32("tx_hang_reset", 0400, dir, &dev->tx_hang_reset); |
Felix Fietkau | 7bc0421 | 2017-11-21 10:50:53 +0100 | [diff] [blame] | 161 | } |
Lorenzo Bianconi | 7605541 | 2018-10-15 11:33:13 +0200 | [diff] [blame] | 162 | EXPORT_SYMBOL_GPL(mt76x02_init_debugfs); |