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(file, "\nPhy0\n");
 26
 27	seq_printf(file, "Length: %8d | ", bound[0]);
 28	for (i = 0; i < ARRAY_SIZE(bound) - 1; i++)
 29		seq_printf(file, "%3d  %3d | ", bound[i] + 1, bound[i + 1]);
 30
 31	seq_puts(file, "\nCount:  ");
 32	for (i = 0; i < ARRAY_SIZE(bound); i++)
 33		seq_printf(file, "%8d | ", phy->mt76->aggr_stats[i]);
 34	seq_puts(file, "\n");
 35
 36	seq_printf(file, "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(file, "Tx MSDU stat:\n");
 51	for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++) {
 52		seq_printf(file, "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(file, "(%3d%%)\n",
 56				   mib->tx_amsdu[i] * 100 / mib->tx_amsdu_cnt);
 57		else
 58			seq_puts(file, "\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(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(s, "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(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(s,
118			   "%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(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(s, "awake time: %14u\ndoze time: %15u\n",
141		   jiffies_to_msecs(awake_time),
142		   jiffies_to_msecs(doze_time));
143
144	seq_printf(s, "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(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(dev->pm.idle_timeout);
165
166	return 0;
167}
168EXPORT_SYMBOL_GPL(mt792x_pm_idle_timeout_get);