blob: 7cdfdf83529f6ad2416103337e54622731e349aa [file] [log] [blame]
// SPDX-License-Identifier: ISC
/* Copyright (C) 2020 MediaTek Inc. */
#include "mt7921.h"
#include "eeprom.h"
static int
mt7921_reg_set(void *data, u64 val)
{
struct mt7921_dev *dev = data;
mt7921_mutex_acquire(dev);
mt76_wr(dev, dev->mt76.debugfs_reg, val);
mt7921_mutex_release(dev);
return 0;
}
static int
mt7921_reg_get(void *data, u64 *val)
{
struct mt7921_dev *dev = data;
mt7921_mutex_acquire(dev);
*val = mt76_rr(dev, dev->mt76.debugfs_reg);
mt7921_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 mt7921_dev *dev = data;
mt7921_mutex_acquire(dev);
dev->fw_debug = (u8)val;
mt7921_mcu_fw_log_2_host(dev, dev->fw_debug);
mt7921_mutex_release(dev);
return 0;
}
static int
mt7921_fw_debug_get(void *data, u64 *val)
{
struct mt7921_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");
static void
mt7921_ampdu_stat_read_phy(struct mt7921_phy *phy,
struct seq_file *file)
{
struct mt7921_dev *dev = file->private;
int bound[15], range[4], i;
if (!phy)
return;
mt7921_mac_update_mib_stats(phy);
/* Tx ampdu stat */
for (i = 0; i < ARRAY_SIZE(range); i++)
range[i] = mt76_rr(dev, MT_MIB_ARNG(0, i));
for (i = 0; i < ARRAY_SIZE(bound); i++)
bound[i] = MT_MIB_ARNCR_RANGE(range[i / 4], i % 4) + 1;
seq_printf(file, "\nPhy0\n");
seq_printf(file, "Length: %8d | ", bound[0]);
for (i = 0; i < ARRAY_SIZE(bound) - 1; i++)
seq_printf(file, "%3d %3d | ", bound[i] + 1, bound[i + 1]);
seq_puts(file, "\nCount: ");
for (i = 0; i < ARRAY_SIZE(bound); i++)
seq_printf(file, "%8d | ", dev->mt76.aggr_stats[i]);
seq_puts(file, "\n");
seq_printf(file, "BA miss count: %d\n", phy->mib.ba_miss_cnt);
}
static int
mt7921_tx_stats_show(struct seq_file *file, void *data)
{
struct mt7921_dev *dev = file->private;
struct mt7921_phy *phy = &dev->phy;
struct mib_stats *mib = &phy->mib;
int i;
mt7921_mutex_acquire(dev);
mt7921_ampdu_stat_read_phy(phy, file);
seq_puts(file, "Tx MSDU stat:\n");
for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++) {
seq_printf(file, "AMSDU pack count of %d MSDU in TXD: %8d ",
i + 1, mib->tx_amsdu[i]);
if (mib->tx_amsdu_cnt)
seq_printf(file, "(%3d%%)\n",
mib->tx_amsdu[i] * 100 / mib->tx_amsdu_cnt);
else
seq_puts(file, "\n");
}
mt7921_mutex_release(dev);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(mt7921_tx_stats);
static int
mt7921_queues_acq(struct seq_file *s, void *data)
{
struct mt7921_dev *dev = dev_get_drvdata(s->private);
int i;
mt7921_mutex_acquire(dev);
for (i = 0; i < 16; i++) {
int j, acs = i / 4, index = i % 4;
u32 ctrl, val, qlen = 0;
val = mt76_rr(dev, MT_PLE_AC_QEMPTY(acs, index));
ctrl = BIT(31) | BIT(15) | (acs << 8);
for (j = 0; j < 32; j++) {
if (val & BIT(j))
continue;
mt76_wr(dev, MT_PLE_FL_Q0_CTRL,
ctrl | (j + (index << 5)));
qlen += mt76_get_field(dev, MT_PLE_FL_Q3_CTRL,
GENMASK(11, 0));
}
seq_printf(s, "AC%d%d: queued=%d\n", acs, index, qlen);
}
mt7921_mutex_release(dev);
return 0;
}
static int
mt7921_queues_read(struct seq_file *s, void *data)
{
struct mt7921_dev *dev = dev_get_drvdata(s->private);
struct {
struct mt76_queue *q;
char *queue;
} queue_map[] = {
{ dev->mphy.q_tx[MT_TXQ_BE], "WFDMA0" },
{ dev->mt76.q_mcu[MT_MCUQ_WM], "MCUWM" },
{ dev->mt76.q_mcu[MT_MCUQ_FWDL], "MCUFWQ" },
};
int i;
for (i = 0; i < ARRAY_SIZE(queue_map); i++) {
struct mt76_queue *q = queue_map[i].q;
if (!q)
continue;
seq_printf(s,
"%s: queued=%d head=%d tail=%d\n",
queue_map[i].queue, q->queued, q->head,
q->tail);
}
return 0;
}
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 mt7921_dev *dev = dev_get_drvdata(s->private);
struct mt7921_txpwr txpwr;
int ret;
mt7921_mutex_acquire(dev);
ret = mt7921_get_txpwr_info(dev, &txpwr);
mt7921_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 void
mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
{
struct mt7921_dev *dev = priv;
mt7921_mcu_set_beacon_filter(dev, vif, dev->pm.enable);
}
static int
mt7921_pm_set(void *data, u64 val)
{
struct mt7921_dev *dev = data;
struct mt76_connac_pm *pm = &dev->pm;
mt7921_mutex_acquire(dev);
if (val == pm->enable)
goto out;
if (!pm->enable) {
pm->stats.last_wake_event = jiffies;
pm->stats.last_doze_event = jiffies;
}
pm->enable = val;
ieee80211_iterate_active_interfaces(mt76_hw(dev),
IEEE80211_IFACE_ITER_RESUME_ALL,
mt7921_pm_interface_iter, dev);
mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
out:
mt7921_mutex_release(dev);
return 0;
}
static int
mt7921_pm_get(void *data, u64 *val)
{
struct mt7921_dev *dev = data;
*val = dev->pm.enable;
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 mt7921_dev *dev = data;
struct mt76_connac_pm *pm = &dev->pm;
bool enable = !!val;
mt7921_mutex_acquire(dev);
if (pm->ds_enable != enable) {
mt76_connac_mcu_set_deep_sleep(&dev->mt76, enable);
pm->ds_enable = enable;
}
mt7921_mutex_release(dev);
return 0;
}
static int
mt7921_deep_sleep_get(void *data, u64 *val)
{
struct mt7921_dev *dev = data;
*val = dev->pm.ds_enable;
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_ds, mt7921_deep_sleep_get,
mt7921_deep_sleep_set, "%lld\n");
static int
mt7921_pm_stats(struct seq_file *s, void *data)
{
struct mt7921_dev *dev = dev_get_drvdata(s->private);
struct mt76_connac_pm *pm = &dev->pm;
unsigned long awake_time = pm->stats.awake_time;
unsigned long doze_time = pm->stats.doze_time;
if (!test_bit(MT76_STATE_PM, &dev->mphy.state))
awake_time += jiffies - pm->stats.last_wake_event;
else
doze_time += jiffies - pm->stats.last_doze_event;
seq_printf(s, "awake time: %14u\ndoze time: %15u\n",
jiffies_to_msecs(awake_time),
jiffies_to_msecs(doze_time));
seq_printf(s, "low power wakes: %9d\n", pm->stats.lp_wake);
return 0;
}
static int
mt7921_pm_idle_timeout_set(void *data, u64 val)
{
struct mt7921_dev *dev = data;
dev->pm.idle_timeout = msecs_to_jiffies(val);
return 0;
}
static int
mt7921_pm_idle_timeout_get(void *data, u64 *val)
{
struct mt7921_dev *dev = data;
*val = jiffies_to_msecs(dev->pm.idle_timeout);
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_pm_idle_timeout, mt7921_pm_idle_timeout_get,
mt7921_pm_idle_timeout_set, "%lld\n");
static int mt7921_chip_reset(void *data, u64 val)
{
struct mt7921_dev *dev = data;
int ret = 0;
switch (val) {
case 1:
/* Reset wifisys directly. */
mt7921_reset(&dev->mt76);
break;
default:
/* Collect the core dump before reset wifisys. */
mt7921_mutex_acquire(dev);
ret = mt76_connac_mcu_chip_config(&dev->mt76);
mt7921_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 mt7921_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 mt7921_dev *dev)
{
struct dentry *dir;
dir = mt76_register_debugfs_fops(&dev->mphy, &fops_regval);
if (!dir)
return -ENOMEM;
debugfs_create_devm_seqfile(dev->mt76.dev, "queues", dir,
mt7921_queues_read);
debugfs_create_devm_seqfile(dev->mt76.dev, "acq", dir,
mt7921_queues_acq);
debugfs_create_devm_seqfile(dev->mt76.dev, "txpower_sku", dir,
mt7921_txpwr);
debugfs_create_file("tx_stats", 0400, dir, dev, &mt7921_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,
mt7921_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;
}