summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/mediatek/mt76/mt76x02_debugfs.c
blob: c4fe1c436aaa0e8e3808b0f31ced3d45960331da (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
// SPDX-License-Identifier: ISC
/*
 * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
 */

#include <linux/debugfs.h>
#include "mt76x02.h"

static int
mt76x02_ampdu_stat_show(struct seq_file *file, void *data)
{
	struct mt76x02_dev *dev = file->private;
	int i, j;

	for (i = 0; i < 4; i++) {
		seq_puts(file, "Length: ");
		for (j = 0; j < 8; j++)
			seq_printf(file, "%8d | ", i * 8 + j + 1);
		seq_puts(file, "\n");
		seq_puts(file, "Count:  ");
		for (j = 0; j < 8; j++)
			seq_printf(file, "%8d | ",
				   dev->mt76.aggr_stats[i * 8 + j]);
		seq_puts(file, "\n");
		seq_puts(file, "--------");
		for (j = 0; j < 8; j++)
			seq_puts(file, "-----------");
		seq_puts(file, "\n");
	}

	return 0;
}

DEFINE_SHOW_ATTRIBUTE(mt76x02_ampdu_stat);

static int read_txpower(struct seq_file *file, void *data)
{
	struct mt76x02_dev *dev = dev_get_drvdata(file->private);

	seq_printf(file, "Target power: %d\n", dev->target_power);

	mt76_seq_puts_array(file, "Delta", dev->target_power_delta,
			    ARRAY_SIZE(dev->target_power_delta));
	return 0;
}

static int
mt76x02_dfs_stat_show(struct seq_file *file, void *data)
{
	struct mt76x02_dev *dev = file->private;
	struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd;
	int i;

	seq_printf(file, "allocated sequences:\t%d\n",
		   dfs_pd->seq_stats.seq_pool_len);
	seq_printf(file, "used sequences:\t\t%d\n",
		   dfs_pd->seq_stats.seq_len);
	seq_puts(file, "\n");

	for (i = 0; i < MT_DFS_NUM_ENGINES; i++) {
		seq_printf(file, "engine: %d\n", i);
		seq_printf(file, "  hw pattern detected:\t%d\n",
			   dfs_pd->stats[i].hw_pattern);
		seq_printf(file, "  hw pulse discarded:\t%d\n",
			   dfs_pd->stats[i].hw_pulse_discarded);
		seq_printf(file, "  sw pattern detected:\t%d\n",
			   dfs_pd->stats[i].sw_pattern);
	}

	return 0;
}

DEFINE_SHOW_ATTRIBUTE(mt76x02_dfs_stat);

static int read_agc(struct seq_file *file, void *data)
{
	struct mt76x02_dev *dev = dev_get_drvdata(file->private);

	seq_printf(file, "avg_rssi: %d\n", dev->cal.avg_rssi_all);
	seq_printf(file, "low_gain: %d\n", dev->cal.low_gain);
	seq_printf(file, "false_cca: %d\n", dev->cal.false_cca);
	seq_printf(file, "agc_gain_adjust: %d\n", dev->cal.agc_gain_adjust);

	return 0;
}

static int
mt76_edcca_set(void *data, u64 val)
{
	struct mt76x02_dev *dev = data;
	enum nl80211_dfs_regions region = dev->mt76.region;

	mutex_lock(&dev->mt76.mutex);

	dev->ed_monitor_enabled = !!val;
	dev->ed_monitor = dev->ed_monitor_enabled &&
			  region == NL80211_DFS_ETSI;
	mt76x02_edcca_init(dev);

	mutex_unlock(&dev->mt76.mutex);

	return 0;
}

static int
mt76_edcca_get(void *data, u64 *val)
{
	struct mt76x02_dev *dev = data;

	*val = dev->ed_monitor_enabled;
	return 0;
}

DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set,
			 "%lld\n");

void mt76x02_init_debugfs(struct mt76x02_dev *dev)
{
	struct dentry *dir;

	dir = mt76_register_debugfs(&dev->mt76);
	if (!dir)
		return;

	debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir,
				    mt76_queues_read);
	debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp);
	debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc);

	debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca);
	debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt76x02_ampdu_stat_fops);
	debugfs_create_file("dfs_stats", 0400, dir, dev, &mt76x02_dfs_stat_fops);
	debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir,
				    read_txpower);

	debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc);

	debugfs_create_u32("tx_hang_reset", 0400, dir, &dev->tx_hang_reset);
}
EXPORT_SYMBOL_GPL(mt76x02_init_debugfs);