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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_SIMPLE_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n");
31
32static int
33mt7601u_ampdu_stat_read(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
76static int
77mt7601u_ampdu_stat_open(struct inode *inode, struct file *f)
78{
79 return single_open(f, mt7601u_ampdu_stat_read, inode->i_private);
80}
81
82static const struct file_operations fops_ampdu_stat = {
83 .open = mt7601u_ampdu_stat_open,
84 .read = seq_read,
85 .llseek = seq_lseek,
86 .release = single_release,
87};
88
89static int
90mt7601u_eeprom_param_read(struct seq_file *file, void *data)
91{
92 struct mt7601u_dev *dev = file->private;
93 struct mt7601u_rate_power *rp = &dev->ee->power_rate_table;
94 struct tssi_data *td = &dev->ee->tssi_data;
95 int i;
96
97 seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off);
98 seq_printf(file, "RSSI offset: %hhx %hhx\n",
99 dev->ee->rssi_offset[0], dev->ee->rssi_offset[1]);
100 seq_printf(file, "Reference temp: %hhx\n", dev->ee->ref_temp);
101 seq_printf(file, "LNA gain: %hhx\n", dev->ee->lna_gain);
102 seq_printf(file, "Reg channels: %hhu-%hhu\n", dev->ee->reg.start,
103 dev->ee->reg.start + dev->ee->reg.num - 1);
104
105 seq_puts(file, "Per rate power:\n");
106 for (i = 0; i < 2; i++)
107 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
108 rp->cck[i].raw, rp->cck[i].bw20, rp->cck[i].bw40);
109 for (i = 0; i < 4; i++)
110 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
111 rp->ofdm[i].raw, rp->ofdm[i].bw20, rp->ofdm[i].bw40);
112 for (i = 0; i < 4; i++)
113 seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
114 rp->ht[i].raw, rp->ht[i].bw20, rp->ht[i].bw40);
115
116 seq_puts(file, "Per channel power:\n");
117 for (i = 0; i < 7; i++)
118 seq_printf(file, "\t tx_power ch%u:%02hhx ch%u:%02hhx\n",
119 i * 2 + 1, dev->ee->chan_pwr[i * 2],
120 i * 2 + 2, dev->ee->chan_pwr[i * 2 + 1]);
121
122 if (!dev->ee->tssi_enabled)
123 return 0;
124
125 seq_puts(file, "TSSI:\n");
126 seq_printf(file, "\t slope:%02hhx\n", td->slope);
127 seq_printf(file, "\t offset=%02hhx %02hhx %02hhx\n",
128 td->offset[0], td->offset[1], td->offset[2]);
129 seq_printf(file, "\t delta_off:%08x\n", td->tx0_delta_offset);
130
131 return 0;
132}
133
134static int
135mt7601u_eeprom_param_open(struct inode *inode, struct file *f)
136{
137 return single_open(f, mt7601u_eeprom_param_read, inode->i_private);
138}
139
140static const struct file_operations fops_eeprom_param = {
141 .open = mt7601u_eeprom_param_open,
142 .read = seq_read,
143 .llseek = seq_lseek,
144 .release = single_release,
145};
146
147void mt7601u_init_debugfs(struct mt7601u_dev *dev)
148{
149 struct dentry *dir;
150
151 dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir);
152 if (!dir)
153 return;
154
155 debugfs_create_u8("temperature", 0400, dir, &dev->raw_temp);
156 debugfs_create_u32("temp_mode", 0400, dir, &dev->temp_mode);
157
158 debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg);
159 debugfs_create_file("regval", 0600, dir, dev, &fops_regval);
160 debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat);
161 debugfs_create_file("eeprom_param", 0400, dir, dev, &fops_eeprom_param);
162}
163
