1*c869f77dSJakub Kicinski /* 2*c869f77dSJakub Kicinski * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org> 3*c869f77dSJakub Kicinski * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl> 4*c869f77dSJakub Kicinski * 5*c869f77dSJakub Kicinski * This program is free software; you can redistribute it and/or modify 6*c869f77dSJakub Kicinski * it under the terms of the GNU General Public License version 2 7*c869f77dSJakub Kicinski * as published by the Free Software Foundation 8*c869f77dSJakub Kicinski * 9*c869f77dSJakub Kicinski * This program is distributed in the hope that it will be useful, 10*c869f77dSJakub Kicinski * but WITHOUT ANY WARRANTY; without even the implied warranty of 11*c869f77dSJakub Kicinski * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12*c869f77dSJakub Kicinski * GNU General Public License for more details. 13*c869f77dSJakub Kicinski */ 14*c869f77dSJakub Kicinski 15*c869f77dSJakub Kicinski #include <linux/debugfs.h> 16*c869f77dSJakub Kicinski 17*c869f77dSJakub Kicinski #include "mt7601u.h" 18*c869f77dSJakub Kicinski #include "eeprom.h" 19*c869f77dSJakub Kicinski 20*c869f77dSJakub Kicinski static int 21*c869f77dSJakub Kicinski mt76_reg_set(void *data, u64 val) 22*c869f77dSJakub Kicinski { 23*c869f77dSJakub Kicinski struct mt7601u_dev *dev = data; 24*c869f77dSJakub Kicinski 25*c869f77dSJakub Kicinski mt76_wr(dev, dev->debugfs_reg, val); 26*c869f77dSJakub Kicinski return 0; 27*c869f77dSJakub Kicinski } 28*c869f77dSJakub Kicinski 29*c869f77dSJakub Kicinski static int 30*c869f77dSJakub Kicinski mt76_reg_get(void *data, u64 *val) 31*c869f77dSJakub Kicinski { 32*c869f77dSJakub Kicinski struct mt7601u_dev *dev = data; 33*c869f77dSJakub Kicinski 34*c869f77dSJakub Kicinski *val = mt76_rr(dev, dev->debugfs_reg); 35*c869f77dSJakub Kicinski return 0; 36*c869f77dSJakub Kicinski } 37*c869f77dSJakub Kicinski 38*c869f77dSJakub Kicinski DEFINE_SIMPLE_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n"); 39*c869f77dSJakub Kicinski 40*c869f77dSJakub Kicinski static int 41*c869f77dSJakub Kicinski mt7601u_ampdu_stat_read(struct seq_file *file, void *data) 42*c869f77dSJakub Kicinski { 43*c869f77dSJakub Kicinski struct mt7601u_dev *dev = file->private; 44*c869f77dSJakub Kicinski int i, j; 45*c869f77dSJakub Kicinski 46*c869f77dSJakub Kicinski #define stat_printf(grp, off, name) \ 47*c869f77dSJakub Kicinski seq_printf(file, #name ":\t%llu\n", dev->stats.grp[off]) 48*c869f77dSJakub Kicinski 49*c869f77dSJakub Kicinski stat_printf(rx_stat, 0, rx_crc_err); 50*c869f77dSJakub Kicinski stat_printf(rx_stat, 1, rx_phy_err); 51*c869f77dSJakub Kicinski stat_printf(rx_stat, 2, rx_false_cca); 52*c869f77dSJakub Kicinski stat_printf(rx_stat, 3, rx_plcp_err); 53*c869f77dSJakub Kicinski stat_printf(rx_stat, 4, rx_fifo_overflow); 54*c869f77dSJakub Kicinski stat_printf(rx_stat, 5, rx_duplicate); 55*c869f77dSJakub Kicinski 56*c869f77dSJakub Kicinski stat_printf(tx_stat, 0, tx_fail_cnt); 57*c869f77dSJakub Kicinski stat_printf(tx_stat, 1, tx_bcn_cnt); 58*c869f77dSJakub Kicinski stat_printf(tx_stat, 2, tx_success); 59*c869f77dSJakub Kicinski stat_printf(tx_stat, 3, tx_retransmit); 60*c869f77dSJakub Kicinski stat_printf(tx_stat, 4, tx_zero_len); 61*c869f77dSJakub Kicinski stat_printf(tx_stat, 5, tx_underflow); 62*c869f77dSJakub Kicinski 63*c869f77dSJakub Kicinski stat_printf(aggr_stat, 0, non_aggr_tx); 64*c869f77dSJakub Kicinski stat_printf(aggr_stat, 1, aggr_tx); 65*c869f77dSJakub Kicinski 66*c869f77dSJakub Kicinski stat_printf(zero_len_del, 0, tx_zero_len_del); 67*c869f77dSJakub Kicinski stat_printf(zero_len_del, 1, rx_zero_len_del); 68*c869f77dSJakub Kicinski #undef stat_printf 69*c869f77dSJakub Kicinski 70*c869f77dSJakub Kicinski seq_puts(file, "Aggregations stats:\n"); 71*c869f77dSJakub Kicinski for (i = 0; i < 4; i++) { 72*c869f77dSJakub Kicinski for (j = 0; j < 8; j++) 73*c869f77dSJakub Kicinski seq_printf(file, "%08llx ", 74*c869f77dSJakub Kicinski dev->stats.aggr_n[i * 8 + j]); 75*c869f77dSJakub Kicinski seq_putc(file, '\n'); 76*c869f77dSJakub Kicinski } 77*c869f77dSJakub Kicinski 78*c869f77dSJakub Kicinski seq_printf(file, "recent average AMPDU len: %d\n", 79*c869f77dSJakub Kicinski atomic_read(&dev->avg_ampdu_len)); 80*c869f77dSJakub Kicinski 81*c869f77dSJakub Kicinski return 0; 82*c869f77dSJakub Kicinski } 83*c869f77dSJakub Kicinski 84*c869f77dSJakub Kicinski static int 85*c869f77dSJakub Kicinski mt7601u_ampdu_stat_open(struct inode *inode, struct file *f) 86*c869f77dSJakub Kicinski { 87*c869f77dSJakub Kicinski return single_open(f, mt7601u_ampdu_stat_read, inode->i_private); 88*c869f77dSJakub Kicinski } 89*c869f77dSJakub Kicinski 90*c869f77dSJakub Kicinski static const struct file_operations fops_ampdu_stat = { 91*c869f77dSJakub Kicinski .open = mt7601u_ampdu_stat_open, 92*c869f77dSJakub Kicinski .read = seq_read, 93*c869f77dSJakub Kicinski .llseek = seq_lseek, 94*c869f77dSJakub Kicinski .release = single_release, 95*c869f77dSJakub Kicinski }; 96*c869f77dSJakub Kicinski 97*c869f77dSJakub Kicinski static int 98*c869f77dSJakub Kicinski mt7601u_eeprom_param_read(struct seq_file *file, void *data) 99*c869f77dSJakub Kicinski { 100*c869f77dSJakub Kicinski struct mt7601u_dev *dev = file->private; 101*c869f77dSJakub Kicinski struct mt7601u_rate_power *rp = &dev->ee->power_rate_table; 102*c869f77dSJakub Kicinski struct tssi_data *td = &dev->ee->tssi_data; 103*c869f77dSJakub Kicinski int i; 104*c869f77dSJakub Kicinski 105*c869f77dSJakub Kicinski seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off); 106*c869f77dSJakub Kicinski seq_printf(file, "RSSI offset: %hhx %hhx\n", 107*c869f77dSJakub Kicinski dev->ee->rssi_offset[0], dev->ee->rssi_offset[1]); 108*c869f77dSJakub Kicinski seq_printf(file, "Reference temp: %hhx\n", dev->ee->ref_temp); 109*c869f77dSJakub Kicinski seq_printf(file, "LNA gain: %hhx\n", dev->ee->lna_gain); 110*c869f77dSJakub Kicinski seq_printf(file, "Reg channels: %hhu-%hhu\n", dev->ee->reg.start, 111*c869f77dSJakub Kicinski dev->ee->reg.start + dev->ee->reg.num - 1); 112*c869f77dSJakub Kicinski 113*c869f77dSJakub Kicinski seq_puts(file, "Per rate power:\n"); 114*c869f77dSJakub Kicinski for (i = 0; i < 2; i++) 115*c869f77dSJakub Kicinski seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n", 116*c869f77dSJakub Kicinski rp->cck[i].raw, rp->cck[i].bw20, rp->cck[i].bw40); 117*c869f77dSJakub Kicinski for (i = 0; i < 4; i++) 118*c869f77dSJakub Kicinski seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n", 119*c869f77dSJakub Kicinski rp->ofdm[i].raw, rp->ofdm[i].bw20, rp->ofdm[i].bw40); 120*c869f77dSJakub Kicinski for (i = 0; i < 4; i++) 121*c869f77dSJakub Kicinski seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n", 122*c869f77dSJakub Kicinski rp->ht[i].raw, rp->ht[i].bw20, rp->ht[i].bw40); 123*c869f77dSJakub Kicinski 124*c869f77dSJakub Kicinski seq_puts(file, "Per channel power:\n"); 125*c869f77dSJakub Kicinski for (i = 0; i < 7; i++) 126*c869f77dSJakub Kicinski seq_printf(file, "\t tx_power ch%u:%02hhx ch%u:%02hhx\n", 127*c869f77dSJakub Kicinski i * 2 + 1, dev->ee->chan_pwr[i * 2], 128*c869f77dSJakub Kicinski i * 2 + 2, dev->ee->chan_pwr[i * 2 + 1]); 129*c869f77dSJakub Kicinski 130*c869f77dSJakub Kicinski if (!dev->ee->tssi_enabled) 131*c869f77dSJakub Kicinski return 0; 132*c869f77dSJakub Kicinski 133*c869f77dSJakub Kicinski seq_puts(file, "TSSI:\n"); 134*c869f77dSJakub Kicinski seq_printf(file, "\t slope:%02hhx\n", td->slope); 135*c869f77dSJakub Kicinski seq_printf(file, "\t offset=%02hhx %02hhx %02hhx\n", 136*c869f77dSJakub Kicinski td->offset[0], td->offset[1], td->offset[2]); 137*c869f77dSJakub Kicinski seq_printf(file, "\t delta_off:%08x\n", td->tx0_delta_offset); 138*c869f77dSJakub Kicinski 139*c869f77dSJakub Kicinski return 0; 140*c869f77dSJakub Kicinski } 141*c869f77dSJakub Kicinski 142*c869f77dSJakub Kicinski static int 143*c869f77dSJakub Kicinski mt7601u_eeprom_param_open(struct inode *inode, struct file *f) 144*c869f77dSJakub Kicinski { 145*c869f77dSJakub Kicinski return single_open(f, mt7601u_eeprom_param_read, inode->i_private); 146*c869f77dSJakub Kicinski } 147*c869f77dSJakub Kicinski 148*c869f77dSJakub Kicinski static const struct file_operations fops_eeprom_param = { 149*c869f77dSJakub Kicinski .open = mt7601u_eeprom_param_open, 150*c869f77dSJakub Kicinski .read = seq_read, 151*c869f77dSJakub Kicinski .llseek = seq_lseek, 152*c869f77dSJakub Kicinski .release = single_release, 153*c869f77dSJakub Kicinski }; 154*c869f77dSJakub Kicinski 155*c869f77dSJakub Kicinski void mt7601u_init_debugfs(struct mt7601u_dev *dev) 156*c869f77dSJakub Kicinski { 157*c869f77dSJakub Kicinski struct dentry *dir; 158*c869f77dSJakub Kicinski 159*c869f77dSJakub Kicinski dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir); 160*c869f77dSJakub Kicinski if (!dir) 161*c869f77dSJakub Kicinski return; 162*c869f77dSJakub Kicinski 163*c869f77dSJakub Kicinski debugfs_create_u8("temperature", S_IRUSR, dir, &dev->raw_temp); 164*c869f77dSJakub Kicinski debugfs_create_u32("temp_mode", S_IRUSR, dir, &dev->temp_mode); 165*c869f77dSJakub Kicinski 166*c869f77dSJakub Kicinski debugfs_create_u32("regidx", S_IRUSR | S_IWUSR, dir, &dev->debugfs_reg); 167*c869f77dSJakub Kicinski debugfs_create_file("regval", S_IRUSR | S_IWUSR, dir, dev, 168*c869f77dSJakub Kicinski &fops_regval); 169*c869f77dSJakub Kicinski debugfs_create_file("ampdu_stat", S_IRUSR, dir, dev, &fops_ampdu_stat); 170*c869f77dSJakub Kicinski debugfs_create_file("eeprom_param", S_IRUSR, dir, dev, 171*c869f77dSJakub Kicinski &fops_eeprom_param); 172*c869f77dSJakub Kicinski } 173