157 lines
4.5 KiB
C
157 lines
4.5 KiB
C
/*
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* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <linux/debugfs.h>
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#include "mt76x2.h"
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static int
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mt76x2_ampdu_stat_read(struct seq_file *file, void *data)
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{
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struct mt76x2_dev *dev = file->private;
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int i, j;
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for (i = 0; i < 4; i++) {
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seq_puts(file, "Length: ");
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for (j = 0; j < 8; j++)
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seq_printf(file, "%8d | ", i * 8 + j + 1);
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seq_puts(file, "\n");
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seq_puts(file, "Count: ");
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for (j = 0; j < 8; j++)
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seq_printf(file, "%8d | ", dev->aggr_stats[i * 8 + j]);
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seq_puts(file, "\n");
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seq_puts(file, "--------");
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for (j = 0; j < 8; j++)
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seq_puts(file, "-----------");
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seq_puts(file, "\n");
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}
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return 0;
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}
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static int
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mt76x2_ampdu_stat_open(struct inode *inode, struct file *f)
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{
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return single_open(f, mt76x2_ampdu_stat_read, inode->i_private);
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}
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static void
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seq_puts_array(struct seq_file *file, const char *str, s8 *val, int len)
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{
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int i;
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seq_printf(file, "%10s:", str);
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for (i = 0; i < len; i++)
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seq_printf(file, " %2d", val[i]);
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seq_puts(file, "\n");
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}
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static int read_txpower(struct seq_file *file, void *data)
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{
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struct mt76x2_dev *dev = dev_get_drvdata(file->private);
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seq_printf(file, "Target power: %d\n", dev->target_power);
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seq_puts_array(file, "Delta", dev->target_power_delta,
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ARRAY_SIZE(dev->target_power_delta));
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seq_puts_array(file, "CCK", dev->rate_power.cck,
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ARRAY_SIZE(dev->rate_power.cck));
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seq_puts_array(file, "OFDM", dev->rate_power.ofdm,
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ARRAY_SIZE(dev->rate_power.ofdm));
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seq_puts_array(file, "HT", dev->rate_power.ht,
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ARRAY_SIZE(dev->rate_power.ht));
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seq_puts_array(file, "VHT", dev->rate_power.vht,
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ARRAY_SIZE(dev->rate_power.vht));
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return 0;
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}
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static const struct file_operations fops_ampdu_stat = {
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.open = mt76x2_ampdu_stat_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int
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mt76x2_dfs_stat_read(struct seq_file *file, void *data)
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{
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int i;
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struct mt76x2_dev *dev = file->private;
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struct mt76x2_dfs_pattern_detector *dfs_pd = &dev->dfs_pd;
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seq_printf(file, "allocated sequences:\t%d\n",
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dfs_pd->seq_stats.seq_pool_len);
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seq_printf(file, "used sequences:\t\t%d\n",
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dfs_pd->seq_stats.seq_len);
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seq_puts(file, "\n");
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for (i = 0; i < MT_DFS_NUM_ENGINES; i++) {
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seq_printf(file, "engine: %d\n", i);
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seq_printf(file, " hw pattern detected:\t%d\n",
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dfs_pd->stats[i].hw_pattern);
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seq_printf(file, " hw pulse discarded:\t%d\n",
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dfs_pd->stats[i].hw_pulse_discarded);
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seq_printf(file, " sw pattern detected:\t%d\n",
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dfs_pd->stats[i].sw_pattern);
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}
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return 0;
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}
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static int
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mt76x2_dfs_stat_open(struct inode *inode, struct file *f)
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{
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return single_open(f, mt76x2_dfs_stat_read, inode->i_private);
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}
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static const struct file_operations fops_dfs_stat = {
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.open = mt76x2_dfs_stat_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int read_agc(struct seq_file *file, void *data)
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{
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struct mt76x2_dev *dev = dev_get_drvdata(file->private);
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seq_printf(file, "avg_rssi: %d\n", dev->cal.avg_rssi_all);
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seq_printf(file, "low_gain: %d\n", dev->cal.low_gain);
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seq_printf(file, "false_cca: %d\n", dev->cal.false_cca);
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seq_printf(file, "agc_gain_adjust: %d\n", dev->cal.agc_gain_adjust);
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return 0;
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}
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void mt76x2_init_debugfs(struct mt76x2_dev *dev)
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{
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struct dentry *dir;
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dir = mt76_register_debugfs(&dev->mt76);
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if (!dir)
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return;
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debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp);
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debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc);
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debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat);
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debugfs_create_file("dfs_stats", 0400, dir, dev, &fops_dfs_stat);
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debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir,
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read_txpower);
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debugfs_create_devm_seqfile(dev->mt76.dev, "agc", dir, read_agc);
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}
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EXPORT_SYMBOL_GPL(mt76x2_init_debugfs);
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