| // SPDX-License-Identifier: ISC |
| /* Copyright (C) 2023 MediaTek Inc. */ |
| |
| #include "mt7925.h" |
| #include "mcu.h" |
| |
| static int |
| mt7925_reg_set(void *data, u64 val) |
| { |
| struct mt792x_dev *dev = data; |
| u32 regval = val; |
| |
| mt792x_mutex_acquire(dev); |
| mt7925_mcu_regval(dev, dev->mt76.debugfs_reg, ®val, true); |
| mt792x_mutex_release(dev); |
| |
| return 0; |
| } |
| |
| static int |
| mt7925_reg_get(void *data, u64 *val) |
| { |
| struct mt792x_dev *dev = data; |
| u32 regval; |
| int ret; |
| |
| mt792x_mutex_acquire(dev); |
| ret = mt7925_mcu_regval(dev, dev->mt76.debugfs_reg, ®val, false); |
| mt792x_mutex_release(dev); |
| if (!ret) |
| *val = regval; |
| |
| return 0; |
| } |
| |
| DEFINE_DEBUGFS_ATTRIBUTE(fops_regval, mt7925_reg_get, mt7925_reg_set, |
| "0x%08llx\n"); |
| static int |
| mt7925_fw_debug_set(void *data, u64 val) |
| { |
| struct mt792x_dev *dev = data; |
| |
| mt792x_mutex_acquire(dev); |
| |
| dev->fw_debug = (u8)val; |
| mt7925_mcu_fw_log_2_host(dev, dev->fw_debug); |
| |
| mt792x_mutex_release(dev); |
| |
| return 0; |
| } |
| |
| static int |
| mt7925_fw_debug_get(void *data, u64 *val) |
| { |
| struct mt792x_dev *dev = data; |
| |
| *val = dev->fw_debug; |
| |
| return 0; |
| } |
| |
| DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug, mt7925_fw_debug_get, |
| mt7925_fw_debug_set, "%lld\n"); |
| |
| DEFINE_SHOW_ATTRIBUTE(mt792x_tx_stats); |
| |
| static void |
| mt7925_seq_puts_array(struct seq_file *file, const char *str, |
| s8 val[][2], int len, u8 band_idx) |
| { |
| int i; |
| |
| seq_printf(file, "%-22s:", str); |
| for (i = 0; i < len; i++) |
| if (val[i][band_idx] == 127) |
| seq_printf(file, " %6s", "N.A"); |
| else |
| seq_printf(file, " %6d", val[i][band_idx]); |
| seq_puts(file, "\n"); |
| } |
| |
| #define mt7925_print_txpwr_entry(prefix, rate, idx) \ |
| ({ \ |
| mt7925_seq_puts_array(s, #prefix " (tmac)", \ |
| txpwr->rate, \ |
| ARRAY_SIZE(txpwr->rate), \ |
| idx); \ |
| }) |
| |
| static inline void |
| mt7925_eht_txpwr(struct seq_file *s, struct mt7925_txpwr *txpwr, u8 band_idx) |
| { |
| seq_printf(s, "%-22s %6s %6s %6s %6s %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", |
| "mcs12", "mcs13", "mcs14", "mcs15"); |
| mt7925_print_txpwr_entry(EHT26, eht26, band_idx); |
| mt7925_print_txpwr_entry(EHT52, eht52, band_idx); |
| mt7925_print_txpwr_entry(EHT106, eht106, band_idx); |
| mt7925_print_txpwr_entry(EHT242, eht242, band_idx); |
| mt7925_print_txpwr_entry(EHT484, eht484, band_idx); |
| |
| mt7925_print_txpwr_entry(EHT996, eht996, band_idx); |
| mt7925_print_txpwr_entry(EHT996x2, eht996x2, band_idx); |
| mt7925_print_txpwr_entry(EHT996x4, eht996x4, band_idx); |
| mt7925_print_txpwr_entry(EHT26_52, eht26_52, band_idx); |
| mt7925_print_txpwr_entry(EHT26_106, eht26_106, band_idx); |
| mt7925_print_txpwr_entry(EHT484_242, eht484_242, band_idx); |
| mt7925_print_txpwr_entry(EHT996_484, eht996_484, band_idx); |
| mt7925_print_txpwr_entry(EHT996_484_242, eht996_484_242, band_idx); |
| mt7925_print_txpwr_entry(EHT996x2_484, eht996x2_484, band_idx); |
| mt7925_print_txpwr_entry(EHT996x3, eht996x3, band_idx); |
| mt7925_print_txpwr_entry(EHT996x3_484, eht996x3_484, band_idx); |
| } |
| |
| static int |
| mt7925_txpwr(struct seq_file *s, void *data) |
| { |
| struct mt792x_dev *dev = dev_get_drvdata(s->private); |
| struct mt7925_txpwr *txpwr = NULL; |
| u8 band_idx = dev->mphy.band_idx; |
| int ret = 0; |
| |
| txpwr = devm_kmalloc(dev->mt76.dev, sizeof(*txpwr), GFP_KERNEL); |
| |
| if (!txpwr) |
| return -ENOMEM; |
| |
| mt792x_mutex_acquire(dev); |
| ret = mt7925_get_txpwr_info(dev, band_idx, txpwr); |
| mt792x_mutex_release(dev); |
| |
| if (ret) |
| goto out; |
| |
| seq_printf(s, "%-22s %6s %6s %6s %6s\n", |
| " ", "1m", "2m", "5m", "11m"); |
| mt7925_print_txpwr_entry(CCK, cck, band_idx); |
| |
| seq_printf(s, "%-22s %6s %6s %6s %6s %6s %6s %6s %6s\n", |
| " ", "6m", "9m", "12m", "18m", "24m", "36m", |
| "48m", "54m"); |
| mt7925_print_txpwr_entry(OFDM, ofdm, band_idx); |
| |
| seq_printf(s, "%-22s %6s %6s %6s %6s %6s %6s %6s %6s\n", |
| " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5", |
| "mcs6", "mcs7"); |
| mt7925_print_txpwr_entry(HT20, ht20, band_idx); |
| |
| seq_printf(s, "%-22s %6s %6s %6s %6s %6s %6s %6s %6s %6s\n", |
| " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5", |
| "mcs6", "mcs7", "mcs32"); |
| mt7925_print_txpwr_entry(HT40, ht40, band_idx); |
| |
| seq_printf(s, "%-22s %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"); |
| mt7925_print_txpwr_entry(VHT20, vht20, band_idx); |
| mt7925_print_txpwr_entry(VHT40, vht40, band_idx); |
| |
| mt7925_print_txpwr_entry(VHT80, vht80, band_idx); |
| mt7925_print_txpwr_entry(VHT160, vht160, band_idx); |
| |
| mt7925_print_txpwr_entry(HE26, he26, band_idx); |
| mt7925_print_txpwr_entry(HE52, he52, band_idx); |
| mt7925_print_txpwr_entry(HE106, he106, band_idx); |
| mt7925_print_txpwr_entry(HE242, he242, band_idx); |
| mt7925_print_txpwr_entry(HE484, he484, band_idx); |
| |
| mt7925_print_txpwr_entry(HE996, he996, band_idx); |
| mt7925_print_txpwr_entry(HE996x2, he996x2, band_idx); |
| |
| mt7925_eht_txpwr(s, txpwr, band_idx); |
| |
| out: |
| devm_kfree(dev->mt76.dev, txpwr); |
| return ret; |
| } |
| |
| static int |
| mt7925_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; |
| mt7925_set_runtime_pm(dev); |
| mt76_connac_power_save_sched(&dev->mphy, pm); |
| out: |
| mutex_unlock(&dev->mt76.mutex); |
| |
| return 0; |
| } |
| |
| static int |
| mt7925_pm_get(void *data, u64 *val) |
| { |
| struct mt792x_dev *dev = data; |
| |
| *val = dev->pm.enable_user; |
| |
| return 0; |
| } |
| |
| DEFINE_DEBUGFS_ATTRIBUTE(fops_pm, mt7925_pm_get, mt7925_pm_set, "%lld\n"); |
| |
| static int |
| mt7925_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; |
| mt7925_mcu_set_deep_sleep(dev, pm->ds_enable); |
| out: |
| mt792x_mutex_release(dev); |
| |
| return 0; |
| } |
| |
| static int |
| mt7925_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, mt7925_deep_sleep_get, |
| mt7925_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 mt7925_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 = mt7925_mcu_chip_config(dev, "assert"); |
| mt792x_mutex_release(dev); |
| break; |
| } |
| |
| return ret; |
| } |
| |
| DEFINE_DEBUGFS_ATTRIBUTE(fops_reset, NULL, mt7925_chip_reset, "%lld\n"); |
| |
| int mt7925_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, |
| mt7925_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); |
| |
| return 0; |
| } |
