1
linux/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
Lorenzo Bianconi 974e759c3f wifi: mt76: mt7921: move debugfs shared code in mt792x-lib module
Reduce duplicated code moving debugfs shared code in mt792x-lib module.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2023-07-26 11:36:12 +02:00

297 lines
7.2 KiB
C

// SPDX-License-Identifier: ISC
/* Copyright (C) 2020 MediaTek Inc. */
#include "mt7921.h"
static int
mt7921_reg_set(void *data, u64 val)
{
struct mt792x_dev *dev = data;
mt792x_mutex_acquire(dev);
mt76_wr(dev, dev->mt76.debugfs_reg, val);
mt792x_mutex_release(dev);
return 0;
}
static int
mt7921_reg_get(void *data, u64 *val)
{
struct mt792x_dev *dev = data;
mt792x_mutex_acquire(dev);
*val = mt76_rr(dev, dev->mt76.debugfs_reg);
mt792x_mutex_release(dev);
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_regval, mt7921_reg_get, mt7921_reg_set,
"0x%08llx\n");
static int
mt7921_fw_debug_set(void *data, u64 val)
{
struct mt792x_dev *dev = data;
mt792x_mutex_acquire(dev);
dev->fw_debug = (u8)val;
mt7921_mcu_fw_log_2_host(dev, dev->fw_debug);
mt792x_mutex_release(dev);
return 0;
}
static int
mt7921_fw_debug_get(void *data, u64 *val)
{
struct mt792x_dev *dev = data;
*val = dev->fw_debug;
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug, mt7921_fw_debug_get,
mt7921_fw_debug_set, "%lld\n");
DEFINE_SHOW_ATTRIBUTE(mt792x_tx_stats);
static void
mt7921_seq_puts_array(struct seq_file *file, const char *str,
s8 *val, int len)
{
int i;
seq_printf(file, "%-16s:", str);
for (i = 0; i < len; i++)
if (val[i] == 127)
seq_printf(file, " %6s", "N.A");
else
seq_printf(file, " %6d", val[i]);
seq_puts(file, "\n");
}
#define mt7921_print_txpwr_entry(prefix, rate) \
({ \
mt7921_seq_puts_array(s, #prefix " (user)", \
txpwr.data[TXPWR_USER].rate, \
ARRAY_SIZE(txpwr.data[TXPWR_USER].rate)); \
mt7921_seq_puts_array(s, #prefix " (eeprom)", \
txpwr.data[TXPWR_EEPROM].rate, \
ARRAY_SIZE(txpwr.data[TXPWR_EEPROM].rate)); \
mt7921_seq_puts_array(s, #prefix " (tmac)", \
txpwr.data[TXPWR_MAC].rate, \
ARRAY_SIZE(txpwr.data[TXPWR_MAC].rate)); \
})
static int
mt7921_txpwr(struct seq_file *s, void *data)
{
struct mt792x_dev *dev = dev_get_drvdata(s->private);
struct mt7921_txpwr txpwr;
int ret;
mt792x_mutex_acquire(dev);
ret = mt7921_get_txpwr_info(dev, &txpwr);
mt792x_mutex_release(dev);
if (ret)
return ret;
seq_printf(s, "Tx power table (channel %d)\n", txpwr.ch);
seq_printf(s, "%-16s %6s %6s %6s %6s\n",
" ", "1m", "2m", "5m", "11m");
mt7921_print_txpwr_entry(CCK, cck);
seq_printf(s, "%-16s %6s %6s %6s %6s %6s %6s %6s %6s\n",
" ", "6m", "9m", "12m", "18m", "24m", "36m",
"48m", "54m");
mt7921_print_txpwr_entry(OFDM, ofdm);
seq_printf(s, "%-16s %6s %6s %6s %6s %6s %6s %6s %6s\n",
" ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5",
"mcs6", "mcs7");
mt7921_print_txpwr_entry(HT20, ht20);
seq_printf(s, "%-16s %6s %6s %6s %6s %6s %6s %6s %6s %6s\n",
" ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5",
"mcs6", "mcs7", "mcs32");
mt7921_print_txpwr_entry(HT40, ht40);
seq_printf(s, "%-16s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s\n",
" ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5",
"mcs6", "mcs7", "mcs8", "mcs9", "mcs10", "mcs11");
mt7921_print_txpwr_entry(VHT20, vht20);
mt7921_print_txpwr_entry(VHT40, vht40);
mt7921_print_txpwr_entry(VHT80, vht80);
mt7921_print_txpwr_entry(VHT160, vht160);
mt7921_print_txpwr_entry(HE26, he26);
mt7921_print_txpwr_entry(HE52, he52);
mt7921_print_txpwr_entry(HE106, he106);
mt7921_print_txpwr_entry(HE242, he242);
mt7921_print_txpwr_entry(HE484, he484);
mt7921_print_txpwr_entry(HE996, he996);
mt7921_print_txpwr_entry(HE996x2, he996x2);
return 0;
}
static int
mt7921_pm_set(void *data, u64 val)
{
struct mt792x_dev *dev = data;
struct mt76_connac_pm *pm = &dev->pm;
if (mt76_is_usb(&dev->mt76))
return -EOPNOTSUPP;
mutex_lock(&dev->mt76.mutex);
if (val == pm->enable_user)
goto out;
if (!pm->enable_user) {
pm->stats.last_wake_event = jiffies;
pm->stats.last_doze_event = jiffies;
}
/* make sure the chip is awake here and ps_work is scheduled
* just at end of the this routine.
*/
pm->enable = false;
mt76_connac_pm_wake(&dev->mphy, pm);
pm->enable_user = val;
mt7921_set_runtime_pm(dev);
mt76_connac_power_save_sched(&dev->mphy, pm);
out:
mutex_unlock(&dev->mt76.mutex);
return 0;
}
static int
mt7921_pm_get(void *data, u64 *val)
{
struct mt792x_dev *dev = data;
*val = dev->pm.enable_user;
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_pm, mt7921_pm_get, mt7921_pm_set, "%lld\n");
static int
mt7921_deep_sleep_set(void *data, u64 val)
{
struct mt792x_dev *dev = data;
struct mt76_connac_pm *pm = &dev->pm;
bool monitor = !!(dev->mphy.hw->conf.flags & IEEE80211_CONF_MONITOR);
bool enable = !!val;
if (mt76_is_usb(&dev->mt76))
return -EOPNOTSUPP;
mt792x_mutex_acquire(dev);
if (pm->ds_enable_user == enable)
goto out;
pm->ds_enable_user = enable;
pm->ds_enable = enable && !monitor;
mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
out:
mt792x_mutex_release(dev);
return 0;
}
static int
mt7921_deep_sleep_get(void *data, u64 *val)
{
struct mt792x_dev *dev = data;
*val = dev->pm.ds_enable_user;
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_ds, mt7921_deep_sleep_get,
mt7921_deep_sleep_set, "%lld\n");
DEFINE_DEBUGFS_ATTRIBUTE(fops_pm_idle_timeout, mt792x_pm_idle_timeout_get,
mt792x_pm_idle_timeout_set, "%lld\n");
static int mt7921_chip_reset(void *data, u64 val)
{
struct mt792x_dev *dev = data;
int ret = 0;
switch (val) {
case 1:
/* Reset wifisys directly. */
mt792x_reset(&dev->mt76);
break;
default:
/* Collect the core dump before reset wifisys. */
mt792x_mutex_acquire(dev);
ret = mt76_connac_mcu_chip_config(&dev->mt76);
mt792x_mutex_release(dev);
break;
}
return ret;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_reset, NULL, mt7921_chip_reset, "%lld\n");
static int
mt7921s_sched_quota_read(struct seq_file *s, void *data)
{
struct mt792x_dev *dev = dev_get_drvdata(s->private);
struct mt76_sdio *sdio = &dev->mt76.sdio;
seq_printf(s, "pse_data_quota\t%d\n", sdio->sched.pse_data_quota);
seq_printf(s, "ple_data_quota\t%d\n", sdio->sched.ple_data_quota);
seq_printf(s, "pse_mcu_quota\t%d\n", sdio->sched.pse_mcu_quota);
seq_printf(s, "sched_deficit\t%d\n", sdio->sched.deficit);
return 0;
}
int mt7921_init_debugfs(struct mt792x_dev *dev)
{
struct dentry *dir;
dir = mt76_register_debugfs_fops(&dev->mphy, &fops_regval);
if (!dir)
return -ENOMEM;
if (mt76_is_mmio(&dev->mt76))
debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues",
dir, mt792x_queues_read);
else
debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues",
dir, mt76_queues_read);
debugfs_create_devm_seqfile(dev->mt76.dev, "acq", dir,
mt792x_queues_acq);
debugfs_create_devm_seqfile(dev->mt76.dev, "txpower_sku", dir,
mt7921_txpwr);
debugfs_create_file("tx_stats", 0400, dir, dev, &mt792x_tx_stats_fops);
debugfs_create_file("fw_debug", 0600, dir, dev, &fops_fw_debug);
debugfs_create_file("runtime-pm", 0600, dir, dev, &fops_pm);
debugfs_create_file("idle-timeout", 0600, dir, dev,
&fops_pm_idle_timeout);
debugfs_create_file("chip_reset", 0600, dir, dev, &fops_reset);
debugfs_create_devm_seqfile(dev->mt76.dev, "runtime_pm_stats", dir,
mt792x_pm_stats);
debugfs_create_file("deep-sleep", 0600, dir, dev, &fops_ds);
if (mt76_is_sdio(&dev->mt76))
debugfs_create_devm_seqfile(dev->mt76.dev, "sched-quota", dir,
mt7921s_sched_quota_read);
return 0;
}