1*1802d0beSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 2c869f77dSJakub Kicinski /* 3c869f77dSJakub Kicinski * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org> 4c869f77dSJakub Kicinski * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl> 5c869f77dSJakub Kicinski */ 6c869f77dSJakub Kicinski 7c869f77dSJakub Kicinski #include <linux/debugfs.h> 8c869f77dSJakub Kicinski 9c869f77dSJakub Kicinski #include "mt7601u.h" 10c869f77dSJakub Kicinski #include "eeprom.h" 11c869f77dSJakub Kicinski 12c869f77dSJakub Kicinski static int 13c869f77dSJakub Kicinski mt76_reg_set(void *data, u64 val) 14c869f77dSJakub Kicinski { 15c869f77dSJakub Kicinski struct mt7601u_dev *dev = data; 16c869f77dSJakub Kicinski 17c869f77dSJakub Kicinski mt76_wr(dev, dev->debugfs_reg, val); 18c869f77dSJakub Kicinski return 0; 19c869f77dSJakub Kicinski } 20c869f77dSJakub Kicinski 21c869f77dSJakub Kicinski static int 22c869f77dSJakub Kicinski mt76_reg_get(void *data, u64 *val) 23c869f77dSJakub Kicinski { 24c869f77dSJakub Kicinski struct mt7601u_dev *dev = data; 25c869f77dSJakub Kicinski 26c869f77dSJakub Kicinski *val = mt76_rr(dev, dev->debugfs_reg); 27c869f77dSJakub Kicinski return 0; 28c869f77dSJakub Kicinski } 29c869f77dSJakub Kicinski 30c869f77dSJakub Kicinski DEFINE_SIMPLE_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n"); 31c869f77dSJakub Kicinski 32c869f77dSJakub Kicinski static int 33c869f77dSJakub Kicinski mt7601u_ampdu_stat_read(struct seq_file *file, void *data) 34c869f77dSJakub Kicinski { 35c869f77dSJakub Kicinski struct mt7601u_dev *dev = file->private; 36c869f77dSJakub Kicinski int i, j; 37c869f77dSJakub Kicinski 38c869f77dSJakub Kicinski #define stat_printf(grp, off, name) \ 39c869f77dSJakub Kicinski seq_printf(file, #name ":\t%llu\n", dev->stats.grp[off]) 40c869f77dSJakub Kicinski 41c869f77dSJakub Kicinski stat_printf(rx_stat, 0, rx_crc_err); 42c869f77dSJakub Kicinski stat_printf(rx_stat, 1, rx_phy_err); 43c869f77dSJakub Kicinski stat_printf(rx_stat, 2, rx_false_cca); 44c869f77dSJakub Kicinski stat_printf(rx_stat, 3, rx_plcp_err); 45c869f77dSJakub Kicinski stat_printf(rx_stat, 4, rx_fifo_overflow); 46c869f77dSJakub Kicinski stat_printf(rx_stat, 5, rx_duplicate); 47c869f77dSJakub Kicinski 48c869f77dSJakub Kicinski stat_printf(tx_stat, 0, tx_fail_cnt); 49c869f77dSJakub Kicinski stat_printf(tx_stat, 1, tx_bcn_cnt); 50c869f77dSJakub Kicinski stat_printf(tx_stat, 2, tx_success); 51c869f77dSJakub Kicinski stat_printf(tx_stat, 3, tx_retransmit); 52c869f77dSJakub Kicinski stat_printf(tx_stat, 4, tx_zero_len); 53c869f77dSJakub Kicinski stat_printf(tx_stat, 5, tx_underflow); 54c869f77dSJakub Kicinski 55c869f77dSJakub Kicinski stat_printf(aggr_stat, 0, non_aggr_tx); 56c869f77dSJakub Kicinski stat_printf(aggr_stat, 1, aggr_tx); 57c869f77dSJakub Kicinski 58c869f77dSJakub Kicinski stat_printf(zero_len_del, 0, tx_zero_len_del); 59c869f77dSJakub Kicinski stat_printf(zero_len_del, 1, rx_zero_len_del); 60c869f77dSJakub Kicinski #undef stat_printf 61c869f77dSJakub Kicinski 62c869f77dSJakub Kicinski seq_puts(file, "Aggregations stats:\n"); 63c869f77dSJakub Kicinski for (i = 0; i < 4; i++) { 64c869f77dSJakub Kicinski for (j = 0; j < 8; j++) 65c869f77dSJakub Kicinski seq_printf(file, "%08llx ", 66c869f77dSJakub Kicinski dev->stats.aggr_n[i * 8 + j]); 67c869f77dSJakub Kicinski seq_putc(file, '\n'); 68c869f77dSJakub Kicinski } 69c869f77dSJakub Kicinski 70c869f77dSJakub Kicinski seq_printf(file, "recent average AMPDU len: %d\n", 71c869f77dSJakub Kicinski atomic_read(&dev->avg_ampdu_len)); 72c869f77dSJakub Kicinski 73c869f77dSJakub Kicinski return 0; 74c869f77dSJakub Kicinski } 75c869f77dSJakub Kicinski 76c869f77dSJakub Kicinski static int 77c869f77dSJakub Kicinski mt7601u_ampdu_stat_open(struct inode *inode, struct file *f) 78c869f77dSJakub Kicinski { 79c869f77dSJakub Kicinski return single_open(f, mt7601u_ampdu_stat_read, inode->i_private); 80c869f77dSJakub Kicinski } 81c869f77dSJakub Kicinski 82c869f77dSJakub Kicinski static const struct file_operations fops_ampdu_stat = { 83c869f77dSJakub Kicinski .open = mt7601u_ampdu_stat_open, 84c869f77dSJakub Kicinski .read = seq_read, 85c869f77dSJakub Kicinski .llseek = seq_lseek, 86c869f77dSJakub Kicinski .release = single_release, 87c869f77dSJakub Kicinski }; 88c869f77dSJakub Kicinski 89c869f77dSJakub Kicinski static int 90c869f77dSJakub Kicinski mt7601u_eeprom_param_read(struct seq_file *file, void *data) 91c869f77dSJakub Kicinski { 92c869f77dSJakub Kicinski struct mt7601u_dev *dev = file->private; 93c869f77dSJakub Kicinski struct mt7601u_rate_power *rp = &dev->ee->power_rate_table; 94c869f77dSJakub Kicinski struct tssi_data *td = &dev->ee->tssi_data; 95c869f77dSJakub Kicinski int i; 96c869f77dSJakub Kicinski 97c869f77dSJakub Kicinski seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off); 98c869f77dSJakub Kicinski seq_printf(file, "RSSI offset: %hhx %hhx\n", 99c869f77dSJakub Kicinski dev->ee->rssi_offset[0], dev->ee->rssi_offset[1]); 100c869f77dSJakub Kicinski seq_printf(file, "Reference temp: %hhx\n", dev->ee->ref_temp); 101c869f77dSJakub Kicinski seq_printf(file, "LNA gain: %hhx\n", dev->ee->lna_gain); 102c869f77dSJakub Kicinski seq_printf(file, "Reg channels: %hhu-%hhu\n", dev->ee->reg.start, 103c869f77dSJakub Kicinski dev->ee->reg.start + dev->ee->reg.num - 1); 104c869f77dSJakub Kicinski 105c869f77dSJakub Kicinski seq_puts(file, "Per rate power:\n"); 106c869f77dSJakub Kicinski for (i = 0; i < 2; i++) 107c869f77dSJakub Kicinski seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n", 108c869f77dSJakub Kicinski rp->cck[i].raw, rp->cck[i].bw20, rp->cck[i].bw40); 109c869f77dSJakub Kicinski for (i = 0; i < 4; i++) 110c869f77dSJakub Kicinski seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n", 111c869f77dSJakub Kicinski rp->ofdm[i].raw, rp->ofdm[i].bw20, rp->ofdm[i].bw40); 112c869f77dSJakub Kicinski for (i = 0; i < 4; i++) 113c869f77dSJakub Kicinski seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n", 114c869f77dSJakub Kicinski rp->ht[i].raw, rp->ht[i].bw20, rp->ht[i].bw40); 115c869f77dSJakub Kicinski 116c869f77dSJakub Kicinski seq_puts(file, "Per channel power:\n"); 117c869f77dSJakub Kicinski for (i = 0; i < 7; i++) 118c869f77dSJakub Kicinski seq_printf(file, "\t tx_power ch%u:%02hhx ch%u:%02hhx\n", 119c869f77dSJakub Kicinski i * 2 + 1, dev->ee->chan_pwr[i * 2], 120c869f77dSJakub Kicinski i * 2 + 2, dev->ee->chan_pwr[i * 2 + 1]); 121c869f77dSJakub Kicinski 122c869f77dSJakub Kicinski if (!dev->ee->tssi_enabled) 123c869f77dSJakub Kicinski return 0; 124c869f77dSJakub Kicinski 125c869f77dSJakub Kicinski seq_puts(file, "TSSI:\n"); 126c869f77dSJakub Kicinski seq_printf(file, "\t slope:%02hhx\n", td->slope); 127c869f77dSJakub Kicinski seq_printf(file, "\t offset=%02hhx %02hhx %02hhx\n", 128c869f77dSJakub Kicinski td->offset[0], td->offset[1], td->offset[2]); 129c869f77dSJakub Kicinski seq_printf(file, "\t delta_off:%08x\n", td->tx0_delta_offset); 130c869f77dSJakub Kicinski 131c869f77dSJakub Kicinski return 0; 132c869f77dSJakub Kicinski } 133c869f77dSJakub Kicinski 134c869f77dSJakub Kicinski static int 135c869f77dSJakub Kicinski mt7601u_eeprom_param_open(struct inode *inode, struct file *f) 136c869f77dSJakub Kicinski { 137c869f77dSJakub Kicinski return single_open(f, mt7601u_eeprom_param_read, inode->i_private); 138c869f77dSJakub Kicinski } 139c869f77dSJakub Kicinski 140c869f77dSJakub Kicinski static const struct file_operations fops_eeprom_param = { 141c869f77dSJakub Kicinski .open = mt7601u_eeprom_param_open, 142c869f77dSJakub Kicinski .read = seq_read, 143c869f77dSJakub Kicinski .llseek = seq_lseek, 144c869f77dSJakub Kicinski .release = single_release, 145c869f77dSJakub Kicinski }; 146c869f77dSJakub Kicinski 147c869f77dSJakub Kicinski void mt7601u_init_debugfs(struct mt7601u_dev *dev) 148c869f77dSJakub Kicinski { 149c869f77dSJakub Kicinski struct dentry *dir; 150c869f77dSJakub Kicinski 151c869f77dSJakub Kicinski dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir); 152c869f77dSJakub Kicinski if (!dir) 153c869f77dSJakub Kicinski return; 154c869f77dSJakub Kicinski 1552ef00c53SJoe Perches debugfs_create_u8("temperature", 0400, dir, &dev->raw_temp); 1562ef00c53SJoe Perches debugfs_create_u32("temp_mode", 0400, dir, &dev->temp_mode); 157c869f77dSJakub Kicinski 1582ef00c53SJoe Perches debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg); 1592ef00c53SJoe Perches debugfs_create_file("regval", 0600, dir, dev, &fops_regval); 1602ef00c53SJoe Perches debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat); 1612ef00c53SJoe Perches debugfs_create_file("eeprom_param", 0400, dir, dev, &fops_eeprom_param); 162c869f77dSJakub Kicinski } 163