diff options
author | Maxime Ripard <maxime@cerno.tech> | 2021-05-11 13:35:52 +0200 |
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committer | Maxime Ripard <maxime@cerno.tech> | 2021-05-11 13:35:52 +0200 |
commit | c55b44c9386f3ee1b08752638559f19deaf6040d (patch) | |
tree | c843a21f45180387fcd9eb2625cc9d1f166a3156 /drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c | |
parent | MAINTAINERS: Update my e-mail (diff) | |
parent | Linux 5.13-rc1 (diff) | |
download | linux-c55b44c9386f3ee1b08752638559f19deaf6040d.tar.xz linux-c55b44c9386f3ee1b08752638559f19deaf6040d.zip |
Merge drm/drm-fixes into drm-misc-fixes
Start this new release drm-misc-fixes branch
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c | 168 |
1 files changed, 139 insertions, 29 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c index 0dc8e25e18e4..6ee423dd4027 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c @@ -9,10 +9,13 @@ mt7921_fw_debug_set(void *data, u64 val) { struct mt7921_dev *dev = data; - dev->fw_debug = (u8)val; + 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; } @@ -44,14 +47,13 @@ mt7921_ampdu_stat_read_phy(struct mt7921_phy *phy, 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) + 1; + 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_printf(file, "%3d %3d | ", bound[i] + 1, bound[i + 1]); seq_puts(file, "\nCount: "); for (i = 0; i < ARRAY_SIZE(bound); i++) @@ -62,7 +64,7 @@ mt7921_ampdu_stat_read_phy(struct mt7921_phy *phy, } static int -mt7921_tx_stats_read(struct seq_file *file, void *data) +mt7921_tx_stats_show(struct seq_file *file, void *data) { struct mt7921_dev *dev = file->private; int stat[8], i, n; @@ -88,19 +90,7 @@ mt7921_tx_stats_read(struct seq_file *file, void *data) return 0; } -static int -mt7921_tx_stats_open(struct inode *inode, struct file *f) -{ - return single_open(f, mt7921_tx_stats_read, inode->i_private); -} - -static const struct file_operations fops_tx_stats = { - .open = mt7921_tx_stats_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .owner = THIS_MODULE, -}; +DEFINE_SHOW_ATTRIBUTE(mt7921_tx_stats); static int mt7921_queues_acq(struct seq_file *s, void *data) @@ -159,23 +149,107 @@ mt7921_queues_read(struct seq_file *s, void *data) 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; + + ret = mt7921_get_txpwr_info(dev, &txpwr); + 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 mt7921_dev *dev = data; + struct mt76_connac_pm *pm = &dev->pm; struct mt76_phy *mphy = dev->phy.mt76; - int ret = 0; + + if (val == pm->enable) + return 0; mt7921_mutex_acquire(dev); - dev->pm.enable = val; + if (!pm->enable) { + pm->stats.last_wake_event = jiffies; + pm->stats.last_doze_event = jiffies; + } + pm->enable = val; ieee80211_iterate_active_interfaces(mphy->hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7921_pm_interface_iter, mphy->priv); mt7921_mutex_release(dev); - return ret; + return 0; } static int @@ -191,6 +265,29 @@ mt7921_pm_get(void *data, u64 *val) DEFINE_DEBUGFS_ATTRIBUTE(fops_pm, mt7921_pm_get, mt7921_pm_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; @@ -213,19 +310,28 @@ mt7921_pm_idle_timeout_get(void *data, u64 *val) DEFINE_DEBUGFS_ATTRIBUTE(fops_pm_idle_timeout, mt7921_pm_idle_timeout_get, mt7921_pm_idle_timeout_set, "%lld\n"); -static int mt7921_config(void *data, u64 val) +static int mt7921_chip_reset(void *data, u64 val) { struct mt7921_dev *dev = data; - int ret; + int ret = 0; - mt7921_mutex_acquire(dev); - ret = mt76_connac_mcu_chip_config(&dev->mt76); - mt7921_mutex_release(dev); + 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_config, NULL, mt7921_config, "%lld\n"); +DEFINE_DEBUGFS_ATTRIBUTE(fops_reset, NULL, mt7921_chip_reset, "%lld\n"); int mt7921_init_debugfs(struct mt7921_dev *dev) { @@ -239,12 +345,16 @@ int mt7921_init_debugfs(struct mt7921_dev *dev) mt7921_queues_read); debugfs_create_devm_seqfile(dev->mt76.dev, "acq", dir, mt7921_queues_acq); - debugfs_create_file("tx_stats", 0400, dir, dev, &fops_tx_stats); + 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_config", 0600, dir, dev, &fops_config); + debugfs_create_file("chip_reset", 0600, dir, dev, &fops_reset); + debugfs_create_devm_seqfile(dev->mt76.dev, "runtime_pm_stats", dir, + mt7921_pm_stats); return 0; } |