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// SPDX-License-Identifier: ISC
/*
* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
*/
#include <linux/debugfs.h>
#include "mt76x02.h"
static int
mt76x02_ampdu_stat_show(struct seq_file *file, void *data)
{
struct mt76x02_dev *dev = file->private;
int i, j;
for (i = 0; i < 4; i++) {
seq_puts(file, "Length: ");
for (j = 0; j < 8; j++)
seq_printf(file, "%8d | ", i * 8 + j + 1);
seq_puts(file, "\n");
seq_puts(file, "Count: ");
for (j = 0; j < 8; j++)
seq_printf(file, "%8d | ",
dev->mphy.aggr_stats[i * 8 + j]);
seq_puts(file, "\n");
seq_puts(file, "--------");
for (j = 0; j < 8; j++)
seq_puts(file, "-----------");
seq_puts(file, "\n");
}
return 0;
}
DEFINE_SHOW_ATTRIBUTE(mt76x02_ampdu_stat);
static int read_txpower(struct seq_file *file, void *data)
{
struct mt76x02_dev *dev = dev_get_drvdata(file->private);
seq_printf(file, "Target power: %d\n", dev->target_power);
mt76_seq_puts_array(file, "Delta", dev->target_power_delta,
ARRAY_SIZE(dev->target_power_delta));
return 0;
}
static int
mt76x02_dfs_stat_show(struct seq_file *file, void *data)
{
struct mt76x02_dev *dev = file->private;
struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd;
int i;
seq_printf(file, "allocated sequences:\t%d\n",
dfs_pd->seq_stats.seq_pool_len);
seq_printf(file, "used sequences:\t\t%d\n",
dfs_pd->seq_stats.seq_len);
seq_puts(file, "\n");
for (i = 0; i < MT_DFS_NUM_ENGINES; i++) {
seq_printf(file, "engine: %d\n", i);
seq_printf(file, " hw pattern detected:\t%d\n",
dfs_pd->stats[i].hw_pattern);
seq_printf(file, " hw pulse discarded:\t%d\n",
dfs_pd->stats[i].hw_pulse_discarded);
seq_printf(file, " sw pattern detected:\t%d\n",
dfs_pd->stats[i].sw_pattern);
}
return 0;
}
DEFINE_SHOW_ATTRIBUTE(mt76x02_dfs_stat);
static int read_agc(struct seq_file *file, void *data)
{
struct mt76x02_dev *dev = dev_get_drvdata(file->private);
seq_printf(file, "avg_rssi: %d\n", dev->cal.avg_rssi_all);
seq_printf(file, "low_gain: %d\n", dev->cal.low_gain);
seq_printf(file, "false_cca: %d\n", dev->cal.false_cca);
seq_printf(file, "agc_gain_adjust: %d\n", dev->cal.agc_gain_adjust);
return 0;
}
static int
mt76_edcca_set(void *data, u64 val)
{
struct mt76x02_dev *dev = data;
enum nl80211_dfs_regions region = dev->mt76.region;
mutex_lock(&dev->mt76.mutex);
dev->ed_monitor_enabled = !!val;
dev->ed_monitor = dev->ed_monitor_enabled &&
region == NL80211_DFS_ETSI;
mt76x02_edcca_init(dev);
mutex_unlock(&dev->mt76.mutex);
return 0;
}
static int
mt76_edcca_get(void *data, u64 *val)
{
struct mt76x02_dev *dev = data;
*val = dev->ed_monitor_enabled;
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set,
"%lld\n");
static int mt76x02_read_rate_txpower(struct seq_file *s, void *data)
{
struct mt76x02_dev *dev = dev_get_drvdata(s->private);
mt76_seq_puts_array(s, "CCK", dev->rate_power.cck,
ARRAY_SIZE(dev->rate_power.cck));
mt76_seq_puts_array(s, "OFDM", dev->rate_power.ofdm,
ARRAY_SIZE(dev->rate_power.ofdm));
mt76_seq_puts_array(s, "HT", dev->rate_power.ht,
ARRAY_SIZE(dev->rate_power.ht));
mt76_seq_puts_array(s, "VHT", dev->rate_power.vht,
ARRAY_SIZE(dev->rate_power.vht));
return 0;
}
void mt76x02_init_debugfs(struct mt76x02_dev *dev)
{
struct dentry *dir;
dir = mt76_register_debugfs(&dev->mt76);
if (!dir)
return;
debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir,
mt76_queues_read);
debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp);
debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc);
debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca);
debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt76x02_ampdu_stat_fops);
debugfs_create_file("dfs_stats", 0400, dir, dev, &mt76x02_dfs_stat_fops);
debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir,
read_txpower);
debugfs_create_devm_seqfile(dev->mt76.dev, "rate_txpower", dir,
mt76x02_read_rate_txpower);
debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc);
debugfs_create_u32("tx_hang_reset", 0400, dir, &dev->tx_hang_reset);
}
EXPORT_SYMBOL_GPL(mt76x02_init_debugfs);
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