1// SPDX-License-Identifier: ISC
2/* Copyright (C) 2023 MediaTek Inc. */
3
4#include "mt792x.h"
5
6static void
7mt792x_ampdu_stat_read_phy(struct mt792x_phy *phy,
8 struct seq_file *file)
9{
10 struct mt792x_dev *dev = file->private;
11 int bound[15], range[4], i;
12
13 if (!phy)
14 return;
15
16 mt792x_mac_update_mib_stats(phy);
17
18 /* Tx ampdu stat */
19 for (i = 0; i < ARRAY_SIZE(range); i++)
20 range[i] = mt76_rr(dev, MT_MIB_ARNG(0, i));
21
22 for (i = 0; i < ARRAY_SIZE(bound); i++)
23 bound[i] = MT_MIB_ARNCR_RANGE(range[i / 4], i % 4) + 1;
24
25 seq_puts(m: file, s: "\nPhy0\n");
26
27 seq_printf(m: file, fmt: "Length: %8d | ", bound[0]);
28 for (i = 0; i < ARRAY_SIZE(bound) - 1; i++)
29 seq_printf(m: file, fmt: "%3d %3d | ", bound[i] + 1, bound[i + 1]);
30
31 seq_puts(m: file, s: "\nCount: ");
32 for (i = 0; i < ARRAY_SIZE(bound); i++)
33 seq_printf(m: file, fmt: "%8d | ", phy->mt76->aggr_stats[i]);
34 seq_puts(m: file, s: "\n");
35
36 seq_printf(m: file, fmt: "BA miss count: %d\n", phy->mib.ba_miss_cnt);
37}
38
39int mt792x_tx_stats_show(struct seq_file *file, void *data)
40{
41 struct mt792x_dev *dev = file->private;
42 struct mt792x_phy *phy = &dev->phy;
43 struct mt76_mib_stats *mib = &phy->mib;
44 int i;
45
46 mt792x_mutex_acquire(dev);
47
48 mt792x_ampdu_stat_read_phy(phy, file);
49
50 seq_puts(m: file, s: "Tx MSDU stat:\n");
51 for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++) {
52 seq_printf(m: file, fmt: "AMSDU pack count of %d MSDU in TXD: %8d ",
53 i + 1, mib->tx_amsdu[i]);
54 if (mib->tx_amsdu_cnt)
55 seq_printf(m: file, fmt: "(%3d%%)\n",
56 mib->tx_amsdu[i] * 100 / mib->tx_amsdu_cnt);
57 else
58 seq_puts(m: file, s: "\n");
59 }
60
61 mt792x_mutex_release(dev);
62
63 return 0;
64}
65EXPORT_SYMBOL_GPL(mt792x_tx_stats_show);
66
67int mt792x_queues_acq(struct seq_file *s, void *data)
68{
69 struct mt792x_dev *dev = dev_get_drvdata(dev: s->private);
70 int i;
71
72 mt792x_mutex_acquire(dev);
73
74 for (i = 0; i < 4; i++) {
75 u32 ctrl, val, qlen = 0;
76 int j;
77
78 val = mt76_rr(dev, MT_PLE_AC_QEMPTY(i));
79 ctrl = BIT(31) | BIT(11) | (i << 24);
80
81 for (j = 0; j < 32; j++) {
82 if (val & BIT(j))
83 continue;
84
85 mt76_wr(dev, MT_PLE_FL_Q0_CTRL, ctrl | j);
86 qlen += mt76_get_field(dev, MT_PLE_FL_Q3_CTRL,
87 GENMASK(11, 0));
88 }
89 seq_printf(m: s, fmt: "AC%d: queued=%d\n", i, qlen);
90 }
91
92 mt792x_mutex_release(dev);
93
94 return 0;
95}
96EXPORT_SYMBOL_GPL(mt792x_queues_acq);
97
98int mt792x_queues_read(struct seq_file *s, void *data)
99{
100 struct mt792x_dev *dev = dev_get_drvdata(dev: s->private);
101 struct {
102 struct mt76_queue *q;
103 char *queue;
104 } queue_map[] = {
105 { dev->mphy.q_tx[MT_TXQ_BE], "WFDMA0" },
106 { dev->mt76.q_mcu[MT_MCUQ_WM], "MCUWM" },
107 { dev->mt76.q_mcu[MT_MCUQ_FWDL], "MCUFWQ" },
108 };
109 int i;
110
111 for (i = 0; i < ARRAY_SIZE(queue_map); i++) {
112 struct mt76_queue *q = queue_map[i].q;
113
114 if (!q)
115 continue;
116
117 seq_printf(m: s,
118 fmt: "%s: queued=%d head=%d tail=%d\n",
119 queue_map[i].queue, q->queued, q->head,
120 q->tail);
121 }
122
123 return 0;
124}
125EXPORT_SYMBOL_GPL(mt792x_queues_read);
126
127int mt792x_pm_stats(struct seq_file *s, void *data)
128{
129 struct mt792x_dev *dev = dev_get_drvdata(dev: s->private);
130 struct mt76_connac_pm *pm = &dev->pm;
131
132 unsigned long awake_time = pm->stats.awake_time;
133 unsigned long doze_time = pm->stats.doze_time;
134
135 if (!test_bit(MT76_STATE_PM, &dev->mphy.state))
136 awake_time += jiffies - pm->stats.last_wake_event;
137 else
138 doze_time += jiffies - pm->stats.last_doze_event;
139
140 seq_printf(m: s, fmt: "awake time: %14u\ndoze time: %15u\n",
141 jiffies_to_msecs(j: awake_time),
142 jiffies_to_msecs(j: doze_time));
143
144 seq_printf(m: s, fmt: "low power wakes: %9d\n", pm->stats.lp_wake);
145
146 return 0;
147}
148EXPORT_SYMBOL_GPL(mt792x_pm_stats);
149
150int mt792x_pm_idle_timeout_set(void *data, u64 val)
151{
152 struct mt792x_dev *dev = data;
153
154 dev->pm.idle_timeout = msecs_to_jiffies(m: val);
155
156 return 0;
157}
158EXPORT_SYMBOL_GPL(mt792x_pm_idle_timeout_set);
159
160int mt792x_pm_idle_timeout_get(void *data, u64 *val)
161{
162 struct mt792x_dev *dev = data;
163
164 *val = jiffies_to_msecs(j: dev->pm.idle_timeout);
165
166 return 0;
167}
168EXPORT_SYMBOL_GPL(mt792x_pm_idle_timeout_get);
169

source code of linux/drivers/net/wireless/mediatek/mt76/mt792x_debugfs.c