1 // SPDX-License-Identifier: ISC
2 
3 #include "mt7615.h"
4 
5 static int
6 mt7615_radar_pattern_set(void *data, u64 val)
7 {
8 	struct mt7615_dev *dev = data;
9 
10 	return mt7615_mcu_rdd_send_pattern(dev);
11 }
12 
13 DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_pattern, NULL,
14 			 mt7615_radar_pattern_set, "%lld\n");
15 
16 static int
17 mt7615_scs_set(void *data, u64 val)
18 {
19 	struct mt7615_dev *dev = data;
20 
21 	mt7615_mac_set_scs(dev, val);
22 
23 	return 0;
24 }
25 
26 static int
27 mt7615_scs_get(void *data, u64 *val)
28 {
29 	struct mt7615_dev *dev = data;
30 
31 	*val = dev->scs_en;
32 
33 	return 0;
34 }
35 
36 DEFINE_DEBUGFS_ATTRIBUTE(fops_scs, mt7615_scs_get,
37 			 mt7615_scs_set, "%lld\n");
38 
39 static int
40 mt7615_ampdu_stat_read(struct seq_file *file, void *data)
41 {
42 	struct mt7615_dev *dev = file->private;
43 	int bound[7], i, range;
44 
45 	range = mt76_rr(dev, MT_AGG_ASRCR0);
46 	for (i = 0; i < 4; i++)
47 		bound[i] = MT_AGG_ASRCR_RANGE(range, i) + 1;
48 	range = mt76_rr(dev, MT_AGG_ASRCR1);
49 	for (i = 0; i < 3; i++)
50 		bound[i + 4] = MT_AGG_ASRCR_RANGE(range, i) + 1;
51 
52 	seq_printf(file, "Length: %8d | ", bound[0]);
53 	for (i = 0; i < ARRAY_SIZE(bound) - 1; i++)
54 		seq_printf(file, "%3d -%3d | ",
55 			   bound[i], bound[i + 1]);
56 	seq_puts(file, "\nCount:  ");
57 	for (i = 0; i < ARRAY_SIZE(bound); i++)
58 		seq_printf(file, "%8d | ", dev->mt76.aggr_stats[i]);
59 	seq_puts(file, "\n");
60 
61 	return 0;
62 }
63 
64 static int
65 mt7615_ampdu_stat_open(struct inode *inode, struct file *f)
66 {
67 	return single_open(f, mt7615_ampdu_stat_read, inode->i_private);
68 }
69 
70 static const struct file_operations fops_ampdu_stat = {
71 	.open = mt7615_ampdu_stat_open,
72 	.read = seq_read,
73 	.llseek = seq_lseek,
74 	.release = single_release,
75 };
76 
77 static int
78 mt7615_radio_read(struct seq_file *s, void *data)
79 {
80 	struct mt7615_dev *dev = dev_get_drvdata(s->private);
81 
82 	seq_printf(s, "Sensitivity: ofdm=%d cck=%d\n",
83 		   dev->ofdm_sensitivity, dev->cck_sensitivity);
84 	seq_printf(s, "False CCA: ofdm=%d cck=%d\n",
85 		   dev->false_cca_ofdm, dev->false_cca_cck);
86 
87 	return 0;
88 }
89 
90 static int mt7615_read_temperature(struct seq_file *s, void *data)
91 {
92 	struct mt7615_dev *dev = dev_get_drvdata(s->private);
93 	int temp;
94 
95 	/* cpu */
96 	temp = mt7615_mcu_get_temperature(dev, 0);
97 	seq_printf(s, "Temperature: %d\n", temp);
98 
99 	return 0;
100 }
101 
102 static int
103 mt7615_queues_acq(struct seq_file *s, void *data)
104 {
105 	struct mt7615_dev *dev = dev_get_drvdata(s->private);
106 	int i;
107 
108 	for (i = 0; i < 16; i++) {
109 		int j, acs = i / 4, index = i % 4;
110 		u32 ctrl, val, qlen = 0;
111 
112 		val = mt76_rr(dev, MT_PLE_AC_QEMPTY(acs, index));
113 		ctrl = BIT(31) | BIT(15) | (acs << 8);
114 
115 		for (j = 0; j < 32; j++) {
116 			if (val & BIT(j))
117 				continue;
118 
119 			mt76_wr(dev, MT_PLE_FL_Q0_CTRL,
120 				ctrl | (j + (index << 5)));
121 			qlen += mt76_get_field(dev, MT_PLE_FL_Q3_CTRL,
122 					       GENMASK(11, 0));
123 		}
124 		seq_printf(s, "AC%d%d: queued=%d\n", acs, index, qlen);
125 	}
126 
127 	return 0;
128 }
129 
130 static int
131 mt7615_queues_read(struct seq_file *s, void *data)
132 {
133 	struct mt7615_dev *dev = dev_get_drvdata(s->private);
134 	static const struct {
135 		char *queue;
136 		int id;
137 	} queue_map[] = {
138 		{ "PDMA0", MT_TXQ_BE },
139 		{ "MCUQ", MT_TXQ_MCU },
140 		{ "MCUFWQ", MT_TXQ_FWDL },
141 	};
142 	int i;
143 
144 	for (i = 0; i < ARRAY_SIZE(queue_map); i++) {
145 		struct mt76_sw_queue *q = &dev->mt76.q_tx[queue_map[i].id];
146 
147 		if (!q->q)
148 			continue;
149 
150 		seq_printf(s,
151 			   "%s:	queued=%d head=%d tail=%d\n",
152 			   queue_map[i].queue, q->q->queued, q->q->head,
153 			   q->q->tail);
154 	}
155 
156 	return 0;
157 }
158 
159 int mt7615_init_debugfs(struct mt7615_dev *dev)
160 {
161 	struct dentry *dir;
162 
163 	dir = mt76_register_debugfs(&dev->mt76);
164 	if (!dir)
165 		return -ENOMEM;
166 
167 	debugfs_create_devm_seqfile(dev->mt76.dev, "queues", dir,
168 				    mt7615_queues_read);
169 	debugfs_create_devm_seqfile(dev->mt76.dev, "acq", dir,
170 				    mt7615_queues_acq);
171 	debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat);
172 	debugfs_create_file("scs", 0600, dir, dev, &fops_scs);
173 	debugfs_create_devm_seqfile(dev->mt76.dev, "radio", dir,
174 				    mt7615_radio_read);
175 	debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern);
176 	/* test pattern knobs */
177 	debugfs_create_u8("pattern_len", 0600, dir,
178 			  &dev->radar_pattern.n_pulses);
179 	debugfs_create_u32("pulse_period", 0600, dir,
180 			   &dev->radar_pattern.period);
181 	debugfs_create_u16("pulse_width", 0600, dir,
182 			   &dev->radar_pattern.width);
183 	debugfs_create_u16("pulse_power", 0600, dir,
184 			   &dev->radar_pattern.power);
185 	debugfs_create_file("radar_trigger", 0200, dir, dev,
186 			    &fops_radar_pattern);
187 	debugfs_create_devm_seqfile(dev->mt76.dev, "temperature", dir,
188 				    mt7615_read_temperature);
189 
190 	return 0;
191 }
192