| developer | 0f312e8 | 2022-11-01 12:31:52 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: ISC |
| 2 | /* |
| 3 | * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> |
| 4 | */ |
| 5 | #include "mt76.h" |
| 6 | |
| 7 | static int |
| 8 | mt76_reg_set(void *data, u64 val) |
| 9 | { |
| 10 | struct mt76_dev *dev = data; |
| 11 | |
| 12 | __mt76_wr(dev, dev->debugfs_reg, val); |
| 13 | return 0; |
| 14 | } |
| 15 | |
| 16 | static int |
| 17 | mt76_reg_get(void *data, u64 *val) |
| 18 | { |
| 19 | struct mt76_dev *dev = data; |
| 20 | |
| 21 | *val = __mt76_rr(dev, dev->debugfs_reg); |
| 22 | return 0; |
| 23 | } |
| 24 | |
| 25 | DEFINE_DEBUGFS_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, |
| 26 | "0x%08llx\n"); |
| 27 | |
| 28 | int mt76_queues_read(struct seq_file *s, void *data) |
| 29 | { |
| 30 | struct mt76_dev *dev = dev_get_drvdata(s->private); |
| 31 | int i; |
| 32 | |
| 33 | seq_puts(s, " queue | hw-queued | head | tail |\n"); |
| 34 | for (i = 0; i < ARRAY_SIZE(dev->phy.q_tx); i++) { |
| 35 | struct mt76_queue *q = dev->phy.q_tx[i]; |
| 36 | |
| 37 | if (!q) |
| 38 | continue; |
| 39 | |
| 40 | seq_printf(s, " %9d | %9d | %9d | %9d |\n", |
| 41 | i, q->queued, q->head, q->tail); |
| 42 | } |
| 43 | |
| 44 | return 0; |
| 45 | } |
| 46 | EXPORT_SYMBOL_GPL(mt76_queues_read); |
| 47 | |
| 48 | static int mt76_rx_queues_read(struct seq_file *s, void *data) |
| 49 | { |
| 50 | struct mt76_dev *dev = dev_get_drvdata(s->private); |
| 51 | int i, queued; |
| 52 | |
| 53 | seq_puts(s, " queue | hw-queued | head | tail |\n"); |
| 54 | mt76_for_each_q_rx(dev, i) { |
| 55 | struct mt76_queue *q = &dev->q_rx[i]; |
| 56 | |
| 57 | queued = mt76_is_usb(dev) ? q->ndesc - q->queued : q->queued; |
| 58 | seq_printf(s, " %9d | %9d | %9d | %9d |\n", |
| 59 | i, queued, q->head, q->tail); |
| 60 | } |
| 61 | |
| 62 | return 0; |
| 63 | } |
| 64 | |
| 65 | void mt76_seq_puts_array(struct seq_file *file, const char *str, |
| 66 | s8 *val, int len) |
| 67 | { |
| 68 | int i; |
| 69 | |
| 70 | seq_printf(file, "%10s:", str); |
| 71 | for (i = 0; i < len; i++) |
| 72 | seq_printf(file, " %2d", val[i]); |
| 73 | seq_puts(file, "\n"); |
| 74 | } |
| 75 | EXPORT_SYMBOL_GPL(mt76_seq_puts_array); |
| 76 | |
| 77 | struct dentry * |
| 78 | mt76_register_debugfs_fops(struct mt76_phy *phy, |
| 79 | const struct file_operations *ops) |
| 80 | { |
| 81 | const struct file_operations *fops = ops ? ops : &fops_regval; |
| 82 | struct mt76_dev *dev = phy->dev; |
| 83 | struct dentry *dir; |
| 84 | |
| 85 | dir = debugfs_create_dir("mt76", phy->hw->wiphy->debugfsdir); |
| 86 | if (!dir) |
| 87 | return NULL; |
| 88 | |
| 89 | debugfs_create_u8("led_pin", 0600, dir, &dev->led_pin); |
| 90 | debugfs_create_bool("led_active_low", 0600, dir, &dev->led_al); |
| 91 | debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg); |
| 92 | debugfs_create_file_unsafe("regval", 0600, dir, dev, fops); |
| 93 | debugfs_create_blob("eeprom", 0400, dir, &dev->eeprom); |
| 94 | if (dev->otp.data) |
| 95 | debugfs_create_blob("otp", 0400, dir, &dev->otp); |
| 96 | debugfs_create_devm_seqfile(dev->dev, "rx-queues", dir, |
| 97 | mt76_rx_queues_read); |
| 98 | |
| 99 | return dir; |
| 100 | } |
| 101 | EXPORT_SYMBOL_GPL(mt76_register_debugfs_fops); |