linux-zen-server/drivers/net/wireless/mediatek/mt76/debugfs.c

129 lines
2.9 KiB
C

// SPDX-License-Identifier: ISC
/*
* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
*/
#include "mt76.h"
static int
mt76_reg_set(void *data, u64 val)
{
struct mt76_dev *dev = data;
__mt76_wr(dev, dev->debugfs_reg, val);
return 0;
}
static int
mt76_reg_get(void *data, u64 *val)
{
struct mt76_dev *dev = data;
*val = __mt76_rr(dev, dev->debugfs_reg);
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set,
"0x%08llx\n");
static int
mt76_napi_threaded_set(void *data, u64 val)
{
struct mt76_dev *dev = data;
if (!mt76_is_mmio(dev))
return -EOPNOTSUPP;
if (dev->napi_dev.threaded != val)
return dev_set_threaded(&dev->napi_dev, val);
return 0;
}
static int
mt76_napi_threaded_get(void *data, u64 *val)
{
struct mt76_dev *dev = data;
*val = dev->napi_dev.threaded;
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_napi_threaded, mt76_napi_threaded_get,
mt76_napi_threaded_set, "%llu\n");
int mt76_queues_read(struct seq_file *s, void *data)
{
struct mt76_dev *dev = dev_get_drvdata(s->private);
int i;
seq_puts(s, " queue | hw-queued | head | tail |\n");
for (i = 0; i < ARRAY_SIZE(dev->phy.q_tx); i++) {
struct mt76_queue *q = dev->phy.q_tx[i];
if (!q)
continue;
seq_printf(s, " %9d | %9d | %9d | %9d |\n",
i, q->queued, q->head, q->tail);
}
return 0;
}
EXPORT_SYMBOL_GPL(mt76_queues_read);
static int mt76_rx_queues_read(struct seq_file *s, void *data)
{
struct mt76_dev *dev = dev_get_drvdata(s->private);
int i, queued;
seq_puts(s, " queue | hw-queued | head | tail |\n");
mt76_for_each_q_rx(dev, i) {
struct mt76_queue *q = &dev->q_rx[i];
queued = mt76_is_usb(dev) ? q->ndesc - q->queued : q->queued;
seq_printf(s, " %9d | %9d | %9d | %9d |\n",
i, queued, q->head, q->tail);
}
return 0;
}
void mt76_seq_puts_array(struct seq_file *file, const char *str,
s8 *val, int len)
{
int i;
seq_printf(file, "%10s:", str);
for (i = 0; i < len; i++)
seq_printf(file, " %2d", val[i]);
seq_puts(file, "\n");
}
EXPORT_SYMBOL_GPL(mt76_seq_puts_array);
struct dentry *
mt76_register_debugfs_fops(struct mt76_phy *phy,
const struct file_operations *ops)
{
const struct file_operations *fops = ops ? ops : &fops_regval;
struct mt76_dev *dev = phy->dev;
struct dentry *dir;
dir = debugfs_create_dir("mt76", phy->hw->wiphy->debugfsdir);
if (!dir)
return NULL;
debugfs_create_u8("led_pin", 0600, dir, &phy->leds.pin);
debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg);
debugfs_create_file_unsafe("regval", 0600, dir, dev, fops);
debugfs_create_file_unsafe("napi_threaded", 0600, dir, dev,
&fops_napi_threaded);
debugfs_create_blob("eeprom", 0400, dir, &dev->eeprom);
if (dev->otp.data)
debugfs_create_blob("otp", 0400, dir, &dev->otp);
debugfs_create_devm_seqfile(dev->dev, "rx-queues", dir,
mt76_rx_queues_read);
return dir;
}
EXPORT_SYMBOL_GPL(mt76_register_debugfs_fops);