Loading...
1/*
2 * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
3 * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 */
14
15#include <linux/debugfs.h>
16
17#include "mt7601u.h"
18#include "eeprom.h"
19
20static int
21mt76_reg_set(void *data, u64 val)
22{
23 struct mt7601u_dev *dev = data;
24
25 mt76_wr(dev, dev->debugfs_reg, val);
26 return 0;
27}
28
29static int
30mt76_reg_get(void *data, u64 *val)
31{
32 struct mt7601u_dev *dev = data;
33
34 *val = mt76_rr(dev, dev->debugfs_reg);
35 return 0;
36}
37
38DEFINE_SIMPLE_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n");
39
40static int
41mt7601u_ampdu_stat_read(struct seq_file *file, void *data)
42{
43 struct mt7601u_dev *dev = file->private;
44 int i, j;
45
46#define stat_printf(grp, off, name) \
47 seq_printf(file, #name ":\t%llu\n", dev->stats.grp[off])
48
49 stat_printf(rx_stat, 0, rx_crc_err);
50 stat_printf(rx_stat, 1, rx_phy_err);
51 stat_printf(rx_stat, 2, rx_false_cca);
52 stat_printf(rx_stat, 3, rx_plcp_err);
53 stat_printf(rx_stat, 4, rx_fifo_overflow);
54 stat_printf(rx_stat, 5, rx_duplicate);
55
56 stat_printf(tx_stat, 0, tx_fail_cnt);
57 stat_printf(tx_stat, 1, tx_bcn_cnt);
58 stat_printf(tx_stat, 2, tx_success);
59 stat_printf(tx_stat, 3, tx_retransmit);
60 stat_printf(tx_stat, 4, tx_zero_len);
61 stat_printf(tx_stat, 5, tx_underflow);
62
63 stat_printf(aggr_stat, 0, non_aggr_tx);
64 stat_printf(aggr_stat, 1, aggr_tx);
65
66 stat_printf(zero_len_del, 0, tx_zero_len_del);
67 stat_printf(zero_len_del, 1, rx_zero_len_del);
68#undef stat_printf
69
70 seq_puts(file, "Aggregations stats:\n");
71 for (i = 0; i < 4; i++) {
72 for (j = 0; j < 8; j++)
73 seq_printf(file, "%08llx ",
74 dev->stats.aggr_n[i * 8 + j]);
75 seq_putc(file, '\n');
76 }
77
78 seq_printf(file, "recent average AMPDU len: %d\n",
79 atomic_read(&dev->avg_ampdu_len));
80
81 return 0;
82}
83
84static int
85mt7601u_ampdu_stat_open(struct inode *inode, struct file *f)
86{
87 return single_open(f, mt7601u_ampdu_stat_read, inode->i_private);
88}
89
90static const struct file_operations fops_ampdu_stat = {
91 .open = mt7601u_ampdu_stat_open,
92 .read = seq_read,
93 .llseek = seq_lseek,
94 .release = single_release,
95};
96
97static int
98mt7601u_eeprom_param_read(struct seq_file *file, void *data)
99{
100 struct mt7601u_dev *dev = file->private;
101 struct mt7601u_rate_power *rp = &dev->ee->power_rate_table;
102 struct tssi_data *td = &dev->ee->tssi_data;
103 int i;
104
105 seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off);
106 seq_printf(file, "RSSI offset: %hhx %hhx\n",
107 dev->ee->rssi_offset[0], dev->ee->rssi_offset[1]);
108 seq_printf(file, "Reference temp: %hhx\n", dev->ee->ref_temp);
109 seq_printf(file, "LNA gain: %hhx\n", dev->ee->lna_gain);
110 seq_printf(file, "Reg channels: %hhu-%hhu\n", dev->ee->reg.start,
111 dev->ee->reg.start + dev->ee->reg.num - 1);
112
113 seq_puts(file, "Per rate power:\n");
114 for (i = 0; i < 2; i++)
115 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
116 rp->cck[i].raw, rp->cck[i].bw20, rp->cck[i].bw40);
117 for (i = 0; i < 4; i++)
118 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
119 rp->ofdm[i].raw, rp->ofdm[i].bw20, rp->ofdm[i].bw40);
120 for (i = 0; i < 4; i++)
121 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
122 rp->ht[i].raw, rp->ht[i].bw20, rp->ht[i].bw40);
123
124 seq_puts(file, "Per channel power:\n");
125 for (i = 0; i < 7; i++)
126 seq_printf(file, "\t tx_power ch%u:%02hhx ch%u:%02hhx\n",
127 i * 2 + 1, dev->ee->chan_pwr[i * 2],
128 i * 2 + 2, dev->ee->chan_pwr[i * 2 + 1]);
129
130 if (!dev->ee->tssi_enabled)
131 return 0;
132
133 seq_puts(file, "TSSI:\n");
134 seq_printf(file, "\t slope:%02hhx\n", td->slope);
135 seq_printf(file, "\t offset=%02hhx %02hhx %02hhx\n",
136 td->offset[0], td->offset[1], td->offset[2]);
137 seq_printf(file, "\t delta_off:%08x\n", td->tx0_delta_offset);
138
139 return 0;
140}
141
142static int
143mt7601u_eeprom_param_open(struct inode *inode, struct file *f)
144{
145 return single_open(f, mt7601u_eeprom_param_read, inode->i_private);
146}
147
148static const struct file_operations fops_eeprom_param = {
149 .open = mt7601u_eeprom_param_open,
150 .read = seq_read,
151 .llseek = seq_lseek,
152 .release = single_release,
153};
154
155void mt7601u_init_debugfs(struct mt7601u_dev *dev)
156{
157 struct dentry *dir;
158
159 dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir);
160 if (!dir)
161 return;
162
163 debugfs_create_u8("temperature", S_IRUSR, dir, &dev->raw_temp);
164 debugfs_create_u32("temp_mode", S_IRUSR, dir, &dev->temp_mode);
165
166 debugfs_create_u32("regidx", S_IRUSR | S_IWUSR, dir, &dev->debugfs_reg);
167 debugfs_create_file("regval", S_IRUSR | S_IWUSR, dir, dev,
168 &fops_regval);
169 debugfs_create_file("ampdu_stat", S_IRUSR, dir, dev, &fops_ampdu_stat);
170 debugfs_create_file("eeprom_param", S_IRUSR, dir, dev,
171 &fops_eeprom_param);
172}
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
4 * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
5 */
6
7#include <linux/debugfs.h>
8
9#include "mt7601u.h"
10#include "eeprom.h"
11
12static int
13mt76_reg_set(void *data, u64 val)
14{
15 struct mt7601u_dev *dev = data;
16
17 mt76_wr(dev, dev->debugfs_reg, val);
18 return 0;
19}
20
21static int
22mt76_reg_get(void *data, u64 *val)
23{
24 struct mt7601u_dev *dev = data;
25
26 *val = mt76_rr(dev, dev->debugfs_reg);
27 return 0;
28}
29
30DEFINE_DEBUGFS_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n");
31
32static int
33mt7601u_ampdu_stat_show(struct seq_file *file, void *data)
34{
35 struct mt7601u_dev *dev = file->private;
36 int i, j;
37
38#define stat_printf(grp, off, name) \
39 seq_printf(file, #name ":\t%llu\n", dev->stats.grp[off])
40
41 stat_printf(rx_stat, 0, rx_crc_err);
42 stat_printf(rx_stat, 1, rx_phy_err);
43 stat_printf(rx_stat, 2, rx_false_cca);
44 stat_printf(rx_stat, 3, rx_plcp_err);
45 stat_printf(rx_stat, 4, rx_fifo_overflow);
46 stat_printf(rx_stat, 5, rx_duplicate);
47
48 stat_printf(tx_stat, 0, tx_fail_cnt);
49 stat_printf(tx_stat, 1, tx_bcn_cnt);
50 stat_printf(tx_stat, 2, tx_success);
51 stat_printf(tx_stat, 3, tx_retransmit);
52 stat_printf(tx_stat, 4, tx_zero_len);
53 stat_printf(tx_stat, 5, tx_underflow);
54
55 stat_printf(aggr_stat, 0, non_aggr_tx);
56 stat_printf(aggr_stat, 1, aggr_tx);
57
58 stat_printf(zero_len_del, 0, tx_zero_len_del);
59 stat_printf(zero_len_del, 1, rx_zero_len_del);
60#undef stat_printf
61
62 seq_puts(file, "Aggregations stats:\n");
63 for (i = 0; i < 4; i++) {
64 for (j = 0; j < 8; j++)
65 seq_printf(file, "%08llx ",
66 dev->stats.aggr_n[i * 8 + j]);
67 seq_putc(file, '\n');
68 }
69
70 seq_printf(file, "recent average AMPDU len: %d\n",
71 atomic_read(&dev->avg_ampdu_len));
72
73 return 0;
74}
75
76DEFINE_SHOW_ATTRIBUTE(mt7601u_ampdu_stat);
77
78static int
79mt7601u_eeprom_param_show(struct seq_file *file, void *data)
80{
81 struct mt7601u_dev *dev = file->private;
82 struct mt7601u_rate_power *rp = &dev->ee->power_rate_table;
83 struct tssi_data *td = &dev->ee->tssi_data;
84 int i;
85
86 seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off);
87 seq_printf(file, "RSSI offset: %hhx %hhx\n",
88 dev->ee->rssi_offset[0], dev->ee->rssi_offset[1]);
89 seq_printf(file, "Reference temp: %hhx\n", dev->ee->ref_temp);
90 seq_printf(file, "LNA gain: %hhx\n", dev->ee->lna_gain);
91 seq_printf(file, "Reg channels: %hhu-%hhu\n", dev->ee->reg.start,
92 dev->ee->reg.start + dev->ee->reg.num - 1);
93
94 seq_puts(file, "Per rate power:\n");
95 for (i = 0; i < 2; i++)
96 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
97 rp->cck[i].raw, rp->cck[i].bw20, rp->cck[i].bw40);
98 for (i = 0; i < 4; i++)
99 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
100 rp->ofdm[i].raw, rp->ofdm[i].bw20, rp->ofdm[i].bw40);
101 for (i = 0; i < 4; i++)
102 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
103 rp->ht[i].raw, rp->ht[i].bw20, rp->ht[i].bw40);
104
105 seq_puts(file, "Per channel power:\n");
106 for (i = 0; i < 7; i++)
107 seq_printf(file, "\t tx_power ch%u:%02hhx ch%u:%02hhx\n",
108 i * 2 + 1, dev->ee->chan_pwr[i * 2],
109 i * 2 + 2, dev->ee->chan_pwr[i * 2 + 1]);
110
111 if (!dev->ee->tssi_enabled)
112 return 0;
113
114 seq_puts(file, "TSSI:\n");
115 seq_printf(file, "\t slope:%02hhx\n", td->slope);
116 seq_printf(file, "\t offset=%02hhx %02hhx %02hhx\n",
117 td->offset[0], td->offset[1], td->offset[2]);
118 seq_printf(file, "\t delta_off:%08x\n", td->tx0_delta_offset);
119
120 return 0;
121}
122
123DEFINE_SHOW_ATTRIBUTE(mt7601u_eeprom_param);
124
125void mt7601u_init_debugfs(struct mt7601u_dev *dev)
126{
127 struct dentry *dir;
128
129 dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir);
130 if (!dir)
131 return;
132
133 debugfs_create_u8("temperature", 0400, dir, &dev->raw_temp);
134 debugfs_create_u32("temp_mode", 0400, dir, &dev->temp_mode);
135
136 debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg);
137 debugfs_create_file("regval", 0600, dir, dev, &fops_regval);
138 debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt7601u_ampdu_stat_fops);
139 debugfs_create_file("eeprom_param", 0400, dir, dev, &mt7601u_eeprom_param_fops);
140}