developer | 0f312e8 | 2022-11-01 12:31:52 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> |
| 3 | * |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any |
| 5 | * purpose with or without fee is hereby granted, provided that the above |
| 6 | * copyright notice and this permission notice appear in all copies. |
| 7 | * |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | */ |
| 16 | |
| 17 | #include <linux/debugfs.h> |
| 18 | #include "mt76x02.h" |
| 19 | |
| 20 | static int |
| 21 | mt76x02_ampdu_stat_read(struct seq_file *file, void *data) |
| 22 | { |
| 23 | struct mt76x02_dev *dev = file->private; |
| 24 | int i, j; |
| 25 | |
| 26 | for (i = 0; i < 4; i++) { |
| 27 | seq_puts(file, "Length: "); |
| 28 | for (j = 0; j < 8; j++) |
| 29 | seq_printf(file, "%8d | ", i * 8 + j + 1); |
| 30 | seq_puts(file, "\n"); |
| 31 | seq_puts(file, "Count: "); |
| 32 | for (j = 0; j < 8; j++) |
| 33 | seq_printf(file, "%8d | ", dev->aggr_stats[i * 8 + j]); |
| 34 | seq_puts(file, "\n"); |
| 35 | seq_puts(file, "--------"); |
| 36 | for (j = 0; j < 8; j++) |
| 37 | seq_puts(file, "-----------"); |
| 38 | seq_puts(file, "\n"); |
| 39 | } |
| 40 | |
| 41 | return 0; |
| 42 | } |
| 43 | |
| 44 | static int |
| 45 | mt76x02_ampdu_stat_open(struct inode *inode, struct file *f) |
| 46 | { |
| 47 | return single_open(f, mt76x02_ampdu_stat_read, inode->i_private); |
| 48 | } |
| 49 | |
| 50 | static int read_txpower(struct seq_file *file, void *data) |
| 51 | { |
| 52 | struct mt76x02_dev *dev = dev_get_drvdata(file->private); |
| 53 | |
| 54 | seq_printf(file, "Target power: %d\n", dev->target_power); |
| 55 | |
| 56 | mt76_seq_puts_array(file, "Delta", dev->target_power_delta, |
| 57 | ARRAY_SIZE(dev->target_power_delta)); |
| 58 | return 0; |
| 59 | } |
| 60 | |
| 61 | static const struct file_operations fops_ampdu_stat = { |
| 62 | .open = mt76x02_ampdu_stat_open, |
| 63 | .read = seq_read, |
| 64 | .llseek = seq_lseek, |
| 65 | .release = single_release, |
| 66 | }; |
| 67 | |
| 68 | static int |
| 69 | mt76x02_dfs_stat_read(struct seq_file *file, void *data) |
| 70 | { |
| 71 | struct mt76x02_dev *dev = file->private; |
| 72 | struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd; |
| 73 | int i; |
| 74 | |
| 75 | seq_printf(file, "allocated sequences:\t%d\n", |
| 76 | dfs_pd->seq_stats.seq_pool_len); |
| 77 | seq_printf(file, "used sequences:\t\t%d\n", |
| 78 | dfs_pd->seq_stats.seq_len); |
| 79 | seq_puts(file, "\n"); |
| 80 | |
| 81 | for (i = 0; i < MT_DFS_NUM_ENGINES; i++) { |
| 82 | seq_printf(file, "engine: %d\n", i); |
| 83 | seq_printf(file, " hw pattern detected:\t%d\n", |
| 84 | dfs_pd->stats[i].hw_pattern); |
| 85 | seq_printf(file, " hw pulse discarded:\t%d\n", |
| 86 | dfs_pd->stats[i].hw_pulse_discarded); |
| 87 | seq_printf(file, " sw pattern detected:\t%d\n", |
| 88 | dfs_pd->stats[i].sw_pattern); |
| 89 | } |
| 90 | |
| 91 | return 0; |
| 92 | } |
| 93 | |
| 94 | static int |
| 95 | mt76x02_dfs_stat_open(struct inode *inode, struct file *f) |
| 96 | { |
| 97 | return single_open(f, mt76x02_dfs_stat_read, inode->i_private); |
| 98 | } |
| 99 | |
| 100 | static const struct file_operations fops_dfs_stat = { |
| 101 | .open = mt76x02_dfs_stat_open, |
| 102 | .read = seq_read, |
| 103 | .llseek = seq_lseek, |
| 104 | .release = single_release, |
| 105 | }; |
| 106 | |
| 107 | static int read_agc(struct seq_file *file, void *data) |
| 108 | { |
| 109 | struct mt76x02_dev *dev = dev_get_drvdata(file->private); |
| 110 | |
| 111 | seq_printf(file, "avg_rssi: %d\n", dev->cal.avg_rssi_all); |
| 112 | seq_printf(file, "low_gain: %d\n", dev->cal.low_gain); |
| 113 | seq_printf(file, "false_cca: %d\n", dev->cal.false_cca); |
| 114 | seq_printf(file, "agc_gain_adjust: %d\n", dev->cal.agc_gain_adjust); |
| 115 | |
| 116 | return 0; |
| 117 | } |
| 118 | |
| 119 | void mt76x02_init_debugfs(struct mt76x02_dev *dev) |
| 120 | { |
| 121 | struct dentry *dir; |
| 122 | |
| 123 | dir = mt76_register_debugfs(&dev->mt76); |
| 124 | if (!dir) |
| 125 | return; |
| 126 | |
| 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("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat); |
| 131 | debugfs_create_file("dfs_stats", 0400, dir, dev, &fops_dfs_stat); |
| 132 | debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir, |
| 133 | read_txpower); |
| 134 | |
| 135 | debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc); |
| 136 | } |
| 137 | EXPORT_SYMBOL_GPL(mt76x02_init_debugfs); |