mirror of https://gitee.com/openkylin/linux.git
173 lines
4.9 KiB
C
173 lines
4.9 KiB
C
/*
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* Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
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* Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/debugfs.h>
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#include "mt7601u.h"
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#include "eeprom.h"
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static int
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mt76_reg_set(void *data, u64 val)
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{
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struct mt7601u_dev *dev = data;
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mt76_wr(dev, dev->debugfs_reg, val);
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return 0;
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}
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static int
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mt76_reg_get(void *data, u64 *val)
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{
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struct mt7601u_dev *dev = data;
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*val = mt76_rr(dev, dev->debugfs_reg);
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return 0;
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}
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DEFINE_SIMPLE_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n");
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static int
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mt7601u_ampdu_stat_read(struct seq_file *file, void *data)
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{
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struct mt7601u_dev *dev = file->private;
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int i, j;
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#define stat_printf(grp, off, name) \
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seq_printf(file, #name ":\t%llu\n", dev->stats.grp[off])
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stat_printf(rx_stat, 0, rx_crc_err);
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stat_printf(rx_stat, 1, rx_phy_err);
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stat_printf(rx_stat, 2, rx_false_cca);
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stat_printf(rx_stat, 3, rx_plcp_err);
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stat_printf(rx_stat, 4, rx_fifo_overflow);
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stat_printf(rx_stat, 5, rx_duplicate);
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stat_printf(tx_stat, 0, tx_fail_cnt);
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stat_printf(tx_stat, 1, tx_bcn_cnt);
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stat_printf(tx_stat, 2, tx_success);
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stat_printf(tx_stat, 3, tx_retransmit);
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stat_printf(tx_stat, 4, tx_zero_len);
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stat_printf(tx_stat, 5, tx_underflow);
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stat_printf(aggr_stat, 0, non_aggr_tx);
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stat_printf(aggr_stat, 1, aggr_tx);
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stat_printf(zero_len_del, 0, tx_zero_len_del);
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stat_printf(zero_len_del, 1, rx_zero_len_del);
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#undef stat_printf
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seq_puts(file, "Aggregations stats:\n");
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for (i = 0; i < 4; i++) {
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for (j = 0; j < 8; j++)
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seq_printf(file, "%08llx ",
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dev->stats.aggr_n[i * 8 + j]);
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seq_putc(file, '\n');
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}
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seq_printf(file, "recent average AMPDU len: %d\n",
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atomic_read(&dev->avg_ampdu_len));
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return 0;
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}
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static int
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mt7601u_ampdu_stat_open(struct inode *inode, struct file *f)
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{
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return single_open(f, mt7601u_ampdu_stat_read, inode->i_private);
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}
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static const struct file_operations fops_ampdu_stat = {
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.open = mt7601u_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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mt7601u_eeprom_param_read(struct seq_file *file, void *data)
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{
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struct mt7601u_dev *dev = file->private;
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struct mt7601u_rate_power *rp = &dev->ee->power_rate_table;
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struct tssi_data *td = &dev->ee->tssi_data;
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int i;
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seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off);
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seq_printf(file, "RSSI offset: %hhx %hhx\n",
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dev->ee->rssi_offset[0], dev->ee->rssi_offset[1]);
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seq_printf(file, "Reference temp: %hhx\n", dev->ee->ref_temp);
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seq_printf(file, "LNA gain: %hhx\n", dev->ee->lna_gain);
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seq_printf(file, "Reg channels: %hhu-%hhu\n", dev->ee->reg.start,
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dev->ee->reg.start + dev->ee->reg.num - 1);
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seq_puts(file, "Per rate power:\n");
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for (i = 0; i < 2; i++)
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seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
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rp->cck[i].raw, rp->cck[i].bw20, rp->cck[i].bw40);
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for (i = 0; i < 4; i++)
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seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
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rp->ofdm[i].raw, rp->ofdm[i].bw20, rp->ofdm[i].bw40);
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for (i = 0; i < 4; i++)
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seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
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rp->ht[i].raw, rp->ht[i].bw20, rp->ht[i].bw40);
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seq_puts(file, "Per channel power:\n");
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for (i = 0; i < 7; i++)
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seq_printf(file, "\t tx_power ch%u:%02hhx ch%u:%02hhx\n",
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i * 2 + 1, dev->ee->chan_pwr[i * 2],
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i * 2 + 2, dev->ee->chan_pwr[i * 2 + 1]);
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if (!dev->ee->tssi_enabled)
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return 0;
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seq_puts(file, "TSSI:\n");
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seq_printf(file, "\t slope:%02hhx\n", td->slope);
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seq_printf(file, "\t offset=%02hhx %02hhx %02hhx\n",
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td->offset[0], td->offset[1], td->offset[2]);
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seq_printf(file, "\t delta_off:%08x\n", td->tx0_delta_offset);
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return 0;
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}
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static int
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mt7601u_eeprom_param_open(struct inode *inode, struct file *f)
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{
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return single_open(f, mt7601u_eeprom_param_read, inode->i_private);
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}
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static const struct file_operations fops_eeprom_param = {
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.open = mt7601u_eeprom_param_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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void mt7601u_init_debugfs(struct mt7601u_dev *dev)
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{
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struct dentry *dir;
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dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir);
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if (!dir)
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return;
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debugfs_create_u8("temperature", S_IRUSR, dir, &dev->raw_temp);
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debugfs_create_u32("temp_mode", S_IRUSR, dir, &dev->temp_mode);
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debugfs_create_u32("regidx", S_IRUSR | S_IWUSR, dir, &dev->debugfs_reg);
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debugfs_create_file("regval", S_IRUSR | S_IWUSR, dir, dev,
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&fops_regval);
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debugfs_create_file("ampdu_stat", S_IRUSR, dir, dev, &fops_ampdu_stat);
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debugfs_create_file("eeprom_param", S_IRUSR, dir, dev,
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&fops_eeprom_param);
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}
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