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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
9static int
10mt76x02_ampdu_stat_read(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
34static int
35mt76x02_ampdu_stat_open(struct inode *inode, struct file *f)
36{
37 return single_open(f, mt76x02_ampdu_stat_read, inode->i_private);
38}
39
40static int read_txpower(struct seq_file *file, void *data)
41{
42 struct mt76x02_dev *dev = dev_get_drvdata(file->private);
43
44 seq_printf(file, "Target power: %d\n", dev->target_power);
45
46 mt76_seq_puts_array(file, "Delta", dev->target_power_delta,
47 ARRAY_SIZE(dev->target_power_delta));
48 return 0;
49}
50
51static const struct file_operations fops_ampdu_stat = {
52 .open = mt76x02_ampdu_stat_open,
53 .read = seq_read,
54 .llseek = seq_lseek,
55 .release = single_release,
56};
57
58static int
59mt76x02_dfs_stat_read(struct seq_file *file, void *data)
60{
61 struct mt76x02_dev *dev = file->private;
62 struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd;
63 int i;
64
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
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);
77 seq_printf(file, " sw pattern detected:\t%d\n",
78 dfs_pd->stats[i].sw_pattern);
79 }
80
81 return 0;
82}
83
84static int
85mt76x02_dfs_stat_open(struct inode *inode, struct file *f)
86{
87 return single_open(f, mt76x02_dfs_stat_read, inode->i_private);
88}
89
90static const struct file_operations fops_dfs_stat = {
91 .open = mt76x02_dfs_stat_open,
92 .read = seq_read,
93 .llseek = seq_lseek,
94 .release = single_release,
95};
96
97static int read_agc(struct seq_file *file, void *data)
98{
99 struct mt76x02_dev *dev = dev_get_drvdata(file->private);
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
109static int
110mt76_edcca_set(void *data, u64 val)
111{
112 struct mt76x02_dev *dev = data;
113 enum nl80211_dfs_regions region = dev->mt76.region;
114
115 mutex_lock(&dev->mt76.mutex);
116
117 dev->ed_monitor_enabled = !!val;
118 dev->ed_monitor = dev->ed_monitor_enabled &&
119 region == NL80211_DFS_ETSI;
120 mt76x02_edcca_init(dev);
121
122 mutex_unlock(&dev->mt76.mutex);
123
124 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
139void mt76x02_init_debugfs(struct mt76x02_dev *dev)
140{
141 struct dentry *dir;
142
143 dir = mt76_register_debugfs(&dev->mt76);
144 if (!dir)
145 return;
146
147 debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir,
148 mt76_queues_read);
149 debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp);
150 debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc);
151
152 debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca);
153 debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat);
154 debugfs_create_file("dfs_stats", 0400, dir, dev, &fops_dfs_stat);
155 debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir,
156 read_txpower);
157
158 debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc);
159
160 debugfs_create_u32("tx_hang_reset", 0400, dir, &dev->tx_hang_reset);
161}
162EXPORT_SYMBOL_GPL(mt76x02_init_debugfs);
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
9static int
10mt76x02_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
34DEFINE_SHOW_ATTRIBUTE(mt76x02_ampdu_stat);
35
36static 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
47static int
48mt76x02_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
73DEFINE_SHOW_ATTRIBUTE(mt76x02_dfs_stat);
74
75static 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
87static int
88mt76_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
105static int
106mt76_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
114DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set,
115 "%lld\n");
116
117void 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}
140EXPORT_SYMBOL_GPL(mt76x02_init_debugfs);