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Ryder Lee0e3d6772019-07-24 16:58:20 +08001// SPDX-License-Identifier: ISC
Felix Fietkau7bc04212017-11-21 10:50:53 +01002/*
3 * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
Felix Fietkau7bc04212017-11-21 10:50:53 +01004 */
5
6#include <linux/debugfs.h>
Lorenzo Bianconi76055412018-10-15 11:33:13 +02007#include "mt76x02.h"
Felix Fietkau7bc04212017-11-21 10:50:53 +01008
9static int
Lorenzo Bianconi76055412018-10-15 11:33:13 +020010mt76x02_ampdu_stat_read(struct seq_file *file, void *data)
Felix Fietkau7bc04212017-11-21 10:50:53 +010011{
Lorenzo Bianconie40803f2018-10-04 23:53:08 +020012 struct mt76x02_dev *dev = file->private;
Felix Fietkau7bc04212017-11-21 10:50:53 +010013 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 Bianconid7b47bb2019-09-13 09:05:52 +020022 seq_printf(file, "%8d | ",
23 dev->mt76.aggr_stats[i * 8 + j]);
Felix Fietkau7bc04212017-11-21 10:50:53 +010024 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
34static int
Lorenzo Bianconi76055412018-10-15 11:33:13 +020035mt76x02_ampdu_stat_open(struct inode *inode, struct file *f)
Felix Fietkau7bc04212017-11-21 10:50:53 +010036{
Lorenzo Bianconi76055412018-10-15 11:33:13 +020037 return single_open(f, mt76x02_ampdu_stat_read, inode->i_private);
Felix Fietkau7bc04212017-11-21 10:50:53 +010038}
39
Felix Fietkau7bc04212017-11-21 10:50:53 +010040static int read_txpower(struct seq_file *file, void *data)
41{
Lorenzo Bianconie40803f2018-10-04 23:53:08 +020042 struct mt76x02_dev *dev = dev_get_drvdata(file->private);
Felix Fietkau7bc04212017-11-21 10:50:53 +010043
44 seq_printf(file, "Target power: %d\n", dev->target_power);
45
Lorenzo Bianconi8f410a82018-09-20 11:11:48 +020046 mt76_seq_puts_array(file, "Delta", dev->target_power_delta,
47 ARRAY_SIZE(dev->target_power_delta));
Felix Fietkau7bc04212017-11-21 10:50:53 +010048 return 0;
49}
50
51static const struct file_operations fops_ampdu_stat = {
Lorenzo Bianconi76055412018-10-15 11:33:13 +020052 .open = mt76x02_ampdu_stat_open,
Felix Fietkau7bc04212017-11-21 10:50:53 +010053 .read = seq_read,
54 .llseek = seq_lseek,
55 .release = single_release,
56};
57
58static int
Lorenzo Bianconi76055412018-10-15 11:33:13 +020059mt76x02_dfs_stat_read(struct seq_file *file, void *data)
Felix Fietkau7bc04212017-11-21 10:50:53 +010060{
Lorenzo Bianconie40803f2018-10-04 23:53:08 +020061 struct mt76x02_dev *dev = file->private;
62 struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd;
Felix Fietkau7bc04212017-11-21 10:50:53 +010063 int i;
Felix Fietkau7bc04212017-11-21 10:50:53 +010064
Lorenzo Bianconi4a07ed52018-06-29 13:40:55 +020065 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 Fietkau7bc04212017-11-21 10:50:53 +010071 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 Bianconi4a07ed52018-06-29 13:40:55 +020077 seq_printf(file, " sw pattern detected:\t%d\n",
78 dfs_pd->stats[i].sw_pattern);
Felix Fietkau7bc04212017-11-21 10:50:53 +010079 }
80
81 return 0;
82}
83
84static int
Lorenzo Bianconi76055412018-10-15 11:33:13 +020085mt76x02_dfs_stat_open(struct inode *inode, struct file *f)
Felix Fietkau7bc04212017-11-21 10:50:53 +010086{
Lorenzo Bianconi76055412018-10-15 11:33:13 +020087 return single_open(f, mt76x02_dfs_stat_read, inode->i_private);
Felix Fietkau7bc04212017-11-21 10:50:53 +010088}
89
90static const struct file_operations fops_dfs_stat = {
Lorenzo Bianconi76055412018-10-15 11:33:13 +020091 .open = mt76x02_dfs_stat_open,
Felix Fietkau7bc04212017-11-21 10:50:53 +010092 .read = seq_read,
93 .llseek = seq_lseek,
94 .release = single_release,
95};
96
Felix Fietkau108ec4d2018-06-21 11:17:59 +020097static int read_agc(struct seq_file *file, void *data)
98{
Lorenzo Bianconie40803f2018-10-04 23:53:08 +020099 struct mt76x02_dev *dev = dev_get_drvdata(file->private);
Felix Fietkau108ec4d2018-06-21 11:17:59 +0200100
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 Fietkau643749d2019-03-03 19:40:36 +0100109static int
110mt76_edcca_set(void *data, u64 val)
111{
112 struct mt76x02_dev *dev = data;
Lorenzo Bianconid8b88902019-06-21 22:31:28 +0200113 enum nl80211_dfs_regions region = dev->mt76.region;
Felix Fietkau643749d2019-03-03 19:40:36 +0100114
Lorenzo Bianconi8aac4542019-05-11 17:30:10 +0200115 mutex_lock(&dev->mt76.mutex);
116
Felix Fietkau643749d2019-03-03 19:40:36 +0100117 dev->ed_monitor_enabled = !!val;
118 dev->ed_monitor = dev->ed_monitor_enabled &&
119 region == NL80211_DFS_ETSI;
Lorenzo Bianconia78f1542019-05-11 12:17:51 +0200120 mt76x02_edcca_init(dev);
Felix Fietkau643749d2019-03-03 19:40:36 +0100121
Lorenzo Bianconi8aac4542019-05-11 17:30:10 +0200122 mutex_unlock(&dev->mt76.mutex);
123
Felix Fietkau643749d2019-03-03 19:40:36 +0100124 return 0;
125}
126
127static int
128mt76_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
136DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set,
137 "%lld\n");
138
Lorenzo Bianconi76055412018-10-15 11:33:13 +0200139void mt76x02_init_debugfs(struct mt76x02_dev *dev)
Felix Fietkau7bc04212017-11-21 10:50:53 +0100140{
141 struct dentry *dir;
142
143 dir = mt76_register_debugfs(&dev->mt76);
144 if (!dir)
145 return;
146
Lorenzo Bianconi6ea62c52020-04-19 22:11:41 +0200147 debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir,
Lorenzo Bianconi0b82a8e2019-09-13 09:05:50 +0200148 mt76_queues_read);
Joe Perches2ef00c52018-03-23 15:54:37 -0700149 debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp);
150 debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc);
Felix Fietkau7bc04212017-11-21 10:50:53 +0100151
Lorenzo Bianconi4a8c99c2019-05-13 12:23:29 +0200152 debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca);
Joe Perches2ef00c52018-03-23 15:54:37 -0700153 debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat);
154 debugfs_create_file("dfs_stats", 0400, dir, dev, &fops_dfs_stat);
Felix Fietkau7bc04212017-11-21 10:50:53 +0100155 debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir,
156 read_txpower);
Felix Fietkau108ec4d2018-06-21 11:17:59 +0200157
158 debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc);
Lorenzo Bianconic1e0d2b2018-12-28 15:44:09 +0100159
160 debugfs_create_u32("tx_hang_reset", 0400, dir, &dev->tx_hang_reset);
Felix Fietkau7bc04212017-11-21 10:50:53 +0100161}
Lorenzo Bianconi76055412018-10-15 11:33:13 +0200162EXPORT_SYMBOL_GPL(mt76x02_init_debugfs);