diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7921')
19 files changed, 1250 insertions, 645 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/Kconfig b/drivers/net/wireless/mediatek/mt76/mt7921/Kconfig index 71154fc2a87c..adff2d7350b5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/Kconfig +++ b/drivers/net/wireless/mediatek/mt76/mt7921/Kconfig @@ -24,3 +24,14 @@ config MT7921S This adds support for MT7921S 802.11ax 2x2:2SS wireless devices. To compile this driver as a module, choose M here. + +config MT7921U + tristate "MediaTek MT7921U (USB) support" + select MT76_USB + select MT7921_COMMON + depends on MAC80211 + depends on USB + help + This adds support for MT7921U 802.11ax 2x2:2SS wireless devices. + + To compile this driver as a module, choose M here. diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/Makefile b/drivers/net/wireless/mediatek/mt76/mt7921/Makefile index 1187acedfeda..0a146818c623 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/Makefile +++ b/drivers/net/wireless/mediatek/mt76/mt7921/Makefile @@ -3,6 +3,7 @@ obj-$(CONFIG_MT7921_COMMON) += mt7921-common.o obj-$(CONFIG_MT7921E) += mt7921e.o obj-$(CONFIG_MT7921S) += mt7921s.o +obj-$(CONFIG_MT7921U) += mt7921u.o CFLAGS_trace.o := -I$(src) @@ -10,3 +11,4 @@ mt7921-common-y := mac.o mcu.o main.o init.o debugfs.o trace.o mt7921-common-$(CONFIG_NL80211_TESTMODE) += testmode.o mt7921e-y := pci.o pci_mac.o pci_mcu.o dma.o mt7921s-y := sdio.o sdio_mac.o sdio_mcu.o +mt7921u-y := usb.o usb_mac.o diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c index 86fd7292b229..bce76417f95d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c @@ -129,23 +129,22 @@ mt7921_queues_acq(struct seq_file *s, void *data) mt7921_mutex_acquire(dev); - for (i = 0; i < 16; i++) { - int j, acs = i / 4, index = i % 4; + for (i = 0; i < 4; i++) { u32 ctrl, val, qlen = 0; + int j; - val = mt76_rr(dev, MT_PLE_AC_QEMPTY(acs, index)); - ctrl = BIT(31) | BIT(15) | (acs << 8); + val = mt76_rr(dev, MT_PLE_AC_QEMPTY(i)); + ctrl = BIT(31) | BIT(11) | (i << 24); for (j = 0; j < 32; j++) { if (val & BIT(j)) continue; - mt76_wr(dev, MT_PLE_FL_Q0_CTRL, - ctrl | (j + (index << 5))); + mt76_wr(dev, MT_PLE_FL_Q0_CTRL, ctrl | j); 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); + seq_printf(s, "AC%d: queued=%d\n", i, qlen); } mt7921_mutex_release(dev); @@ -262,26 +261,21 @@ mt7921_txpwr(struct seq_file *s, void *data) 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; + if (mt76_is_usb(&dev->mt76)) + return -EOPNOTSUPP; + mutex_lock(&dev->mt76.mutex); - if (val == pm->enable) + if (val == pm->enable_user) goto out; - if (!pm->enable) { + if (!pm->enable_user) { pm->stats.last_wake_event = jiffies; pm->stats.last_doze_event = jiffies; } @@ -291,13 +285,8 @@ mt7921_pm_set(void *data, u64 val) pm->enable = false; mt76_connac_pm_wake(&dev->mphy, pm); - 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); - - pm->enable = val; + pm->enable_user = val; + mt7921_set_runtime_pm(dev); mt76_connac_power_save_sched(&dev->mphy, pm); out: mutex_unlock(&dev->mt76.mutex); @@ -310,7 +299,7 @@ mt7921_pm_get(void *data, u64 *val) { struct mt7921_dev *dev = data; - *val = dev->pm.enable; + *val = dev->pm.enable_user; return 0; } @@ -322,13 +311,20 @@ mt7921_deep_sleep_set(void *data, u64 val) { struct mt7921_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; + mt7921_mutex_acquire(dev); - if (pm->ds_enable != enable) { - mt76_connac_mcu_set_deep_sleep(&dev->mt76, enable); - pm->ds_enable = enable; - } + 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: mt7921_mutex_release(dev); return 0; @@ -339,7 +335,7 @@ mt7921_deep_sleep_get(void *data, u64 *val) { struct mt7921_dev *dev = data; - *val = dev->pm.ds_enable; + *val = dev->pm.ds_enable_user; return 0; } @@ -438,8 +434,13 @@ int mt7921_init_debugfs(struct mt7921_dev *dev) if (!dir) return -ENOMEM; - debugfs_create_devm_seqfile(dev->mt76.dev, "queues", dir, - mt7921_queues_read); + if (mt76_is_mmio(&dev->mt76)) + debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", + dir, mt7921_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, mt7921_queues_acq); debugfs_create_devm_seqfile(dev->mt76.dev, "txpower_sku", dir, diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c index cdff1fd52d93..ca7e20fb5fc0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c @@ -5,7 +5,7 @@ #include "../dma.h" #include "mac.h" -int mt7921_init_tx_queues(struct mt7921_phy *phy, int idx, int n_desc) +static int mt7921_init_tx_queues(struct mt7921_phy *phy, int idx, int n_desc) { int i, err; @@ -78,110 +78,6 @@ static void mt7921_dma_prefetch(struct mt7921_dev *dev) mt76_wr(dev, MT_WFDMA0_TX_RING17_EXT_CTRL, PREFETCH(0x380, 0x4)); } -static u32 __mt7921_reg_addr(struct mt7921_dev *dev, u32 addr) -{ - static const struct { - u32 phys; - u32 mapped; - u32 size; - } fixed_map[] = { - { 0x820d0000, 0x30000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */ - { 0x820ed000, 0x24800, 0x0800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */ - { 0x820e4000, 0x21000, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */ - { 0x820e7000, 0x21e00, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */ - { 0x820eb000, 0x24200, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */ - { 0x820e2000, 0x20800, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */ - { 0x820e3000, 0x20c00, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */ - { 0x820e5000, 0x21400, 0x0800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */ - { 0x00400000, 0x80000, 0x10000 }, /* WF_MCU_SYSRAM */ - { 0x00410000, 0x90000, 0x10000 }, /* WF_MCU_SYSRAM (configure register) */ - { 0x40000000, 0x70000, 0x10000 }, /* WF_UMAC_SYSRAM */ - { 0x54000000, 0x02000, 0x1000 }, /* WFDMA PCIE0 MCU DMA0 */ - { 0x55000000, 0x03000, 0x1000 }, /* WFDMA PCIE0 MCU DMA1 */ - { 0x58000000, 0x06000, 0x1000 }, /* WFDMA PCIE1 MCU DMA0 (MEM_DMA) */ - { 0x59000000, 0x07000, 0x1000 }, /* WFDMA PCIE1 MCU DMA1 */ - { 0x7c000000, 0xf0000, 0x10000 }, /* CONN_INFRA */ - { 0x7c020000, 0xd0000, 0x10000 }, /* CONN_INFRA, WFDMA */ - { 0x7c060000, 0xe0000, 0x10000 }, /* CONN_INFRA, conn_host_csr_top */ - { 0x80020000, 0xb0000, 0x10000 }, /* WF_TOP_MISC_OFF */ - { 0x81020000, 0xc0000, 0x10000 }, /* WF_TOP_MISC_ON */ - { 0x820c0000, 0x08000, 0x4000 }, /* WF_UMAC_TOP (PLE) */ - { 0x820c8000, 0x0c000, 0x2000 }, /* WF_UMAC_TOP (PSE) */ - { 0x820cc000, 0x0e000, 0x1000 }, /* WF_UMAC_TOP (PP) */ - { 0x820cd000, 0x0f000, 0x1000 }, /* WF_MDP_TOP */ - { 0x820ce000, 0x21c00, 0x0200 }, /* WF_LMAC_TOP (WF_SEC) */ - { 0x820cf000, 0x22000, 0x1000 }, /* WF_LMAC_TOP (WF_PF) */ - { 0x820e0000, 0x20000, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */ - { 0x820e1000, 0x20400, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */ - { 0x820e9000, 0x23400, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */ - { 0x820ea000, 0x24000, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */ - { 0x820ec000, 0x24600, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_INT) */ - { 0x820f0000, 0xa0000, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */ - { 0x820f1000, 0xa0600, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */ - { 0x820f2000, 0xa0800, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */ - { 0x820f3000, 0xa0c00, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */ - { 0x820f4000, 0xa1000, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */ - { 0x820f5000, 0xa1400, 0x0800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */ - { 0x820f7000, 0xa1e00, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */ - { 0x820f9000, 0xa3400, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */ - { 0x820fa000, 0xa4000, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */ - { 0x820fb000, 0xa4200, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */ - { 0x820fc000, 0xa4600, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_INT) */ - { 0x820fd000, 0xa4800, 0x0800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */ - }; - int i; - - if (addr < 0x100000) - return addr; - - for (i = 0; i < ARRAY_SIZE(fixed_map); i++) { - u32 ofs; - - if (addr < fixed_map[i].phys) - continue; - - ofs = addr - fixed_map[i].phys; - if (ofs > fixed_map[i].size) - continue; - - return fixed_map[i].mapped + ofs; - } - - if ((addr >= 0x18000000 && addr < 0x18c00000) || - (addr >= 0x70000000 && addr < 0x78000000) || - (addr >= 0x7c000000 && addr < 0x7c400000)) - return mt7921_reg_map_l1(dev, addr); - - dev_err(dev->mt76.dev, "Access currently unsupported address %08x\n", - addr); - - return 0; -} - -static u32 mt7921_rr(struct mt76_dev *mdev, u32 offset) -{ - struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); - u32 addr = __mt7921_reg_addr(dev, offset); - - return dev->bus_ops->rr(mdev, addr); -} - -static void mt7921_wr(struct mt76_dev *mdev, u32 offset, u32 val) -{ - struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); - u32 addr = __mt7921_reg_addr(dev, offset); - - dev->bus_ops->wr(mdev, addr, val); -} - -static u32 mt7921_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) -{ - struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); - u32 addr = __mt7921_reg_addr(dev, offset); - - return dev->bus_ops->rmw(mdev, addr, mask, val); -} - static int mt7921_dma_disable(struct mt7921_dev *dev, bool force) { if (force) { @@ -341,23 +237,8 @@ int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev) int mt7921_dma_init(struct mt7921_dev *dev) { - struct mt76_bus_ops *bus_ops; int ret; - dev->phy.dev = dev; - dev->phy.mt76 = &dev->mt76.phy; - dev->mt76.phy.priv = &dev->phy; - dev->bus_ops = dev->mt76.bus; - bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops), - GFP_KERNEL); - if (!bus_ops) - return -ENOMEM; - - bus_ops->rr = mt7921_rr; - bus_ops->wr = mt7921_wr; - bus_ops->rmw = mt7921_rmw; - dev->mt76.bus = bus_ops; - mt76_dma_attach(&dev->mt76); ret = mt7921_dma_disable(dev, true); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c b/drivers/net/wireless/mediatek/mt76/mt7921/init.c index ad59ef9839dc..91fc41922d95 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c @@ -165,7 +165,7 @@ out: static int mt7921_init_hardware(struct mt7921_dev *dev) { - int ret, idx, i; + int ret, i; set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state); @@ -182,6 +182,13 @@ static int mt7921_init_hardware(struct mt7921_dev *dev) return ret; } + return 0; +} + +static int mt7921_init_wcid(struct mt7921_dev *dev) +{ + int idx; + /* Beacon and mgmt frames should occupy wcid 0 */ idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7921_WTBL_STA - 1); if (idx) @@ -195,6 +202,38 @@ static int mt7921_init_hardware(struct mt7921_dev *dev) return 0; } +static void mt7921_init_work(struct work_struct *work) +{ + struct mt7921_dev *dev = container_of(work, struct mt7921_dev, + init_work); + int ret; + + ret = mt7921_init_hardware(dev); + if (ret) + return; + + mt76_set_stream_caps(&dev->mphy, true); + mt7921_set_stream_he_caps(&dev->phy); + + ret = mt76_register_device(&dev->mt76, true, mt76_rates, + ARRAY_SIZE(mt76_rates)); + if (ret) { + dev_err(dev->mt76.dev, "register device failed\n"); + return; + } + + ret = mt7921_init_debugfs(dev); + if (ret) { + dev_err(dev->mt76.dev, "register debugfs failed\n"); + return; + } + + /* we support chip reset now */ + dev->hw_init_done = true; + + mt76_connac_mcu_set_deep_sleep(&dev->mt76, dev->pm.ds_enable); +} + int mt7921_register_device(struct mt7921_dev *dev) { struct ieee80211_hw *hw = mt76_hw(dev); @@ -222,21 +261,22 @@ int mt7921_register_device(struct mt7921_dev *dev) spin_lock_init(&dev->sta_poll_lock); INIT_WORK(&dev->reset_work, mt7921_mac_reset_work); + INIT_WORK(&dev->init_work, mt7921_init_work); dev->pm.idle_timeout = MT7921_PM_TIMEOUT; dev->pm.stats.last_wake_event = jiffies; dev->pm.stats.last_doze_event = jiffies; - - /* TODO: mt7921s run sleep mode on default */ - if (mt76_is_mmio(&dev->mt76)) { + if (!mt76_is_usb(&dev->mt76)) { + dev->pm.enable_user = true; dev->pm.enable = true; + dev->pm.ds_enable_user = true; dev->pm.ds_enable = true; } - if (mt76_is_sdio(&dev->mt76)) + if (!mt76_is_mmio(&dev->mt76)) hw->extra_tx_headroom += MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE; - ret = mt7921_init_hardware(dev); + ret = mt7921_init_wcid(dev); if (ret) return ret; @@ -264,23 +304,7 @@ int mt7921_register_device(struct mt7921_dev *dev) dev->mphy.hw->wiphy->available_antennas_rx = dev->mphy.chainmask; dev->mphy.hw->wiphy->available_antennas_tx = dev->mphy.chainmask; - mt76_set_stream_caps(&dev->mphy, true); - mt7921_set_stream_he_caps(&dev->phy); - - ret = mt76_register_device(&dev->mt76, true, mt76_rates, - ARRAY_SIZE(mt76_rates)); - if (ret) - return ret; - - ret = mt7921_init_debugfs(dev); - if (ret) - return ret; - - ret = mt76_connac_mcu_set_deep_sleep(&dev->mt76, dev->pm.ds_enable); - if (ret) - return ret; - - dev->hw_init_done = true; + queue_work(system_wq, &dev->init_work); return 0; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c index ec10f95a4649..233998ca4857 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c @@ -116,7 +116,7 @@ void mt7921_mac_sta_poll(struct mt7921_dev *dev) sta = container_of((void *)msta, struct ieee80211_sta, drv_priv); for (i = 0; i < IEEE80211_NUM_ACS; i++) { - u8 q = mt7921_lmac_mapping(dev, i); + u8 q = mt76_connac_lmac_mapping(i); u32 tx_cur = tx_time[q]; u32 rx_cur = rx_time[q]; u8 tid = ac_to_tid[i]; @@ -176,8 +176,8 @@ mt7921_mac_decode_he_radiotap_ru(struct mt76_rx_status *status, u32 ru_h, ru_l; u8 ru, offs = 0; - ru_l = FIELD_GET(MT_PRXV_HE_RU_ALLOC_L, le32_to_cpu(rxv[0])); - ru_h = FIELD_GET(MT_PRXV_HE_RU_ALLOC_H, le32_to_cpu(rxv[1])); + ru_l = le32_get_bits(rxv[0], MT_PRXV_HE_RU_ALLOC_L); + ru_h = le32_get_bits(rxv[1], MT_PRXV_HE_RU_ALLOC_H); ru = (u8)(ru_l | ru_h << 4); status->bw = RATE_INFO_BW_HE_RU; @@ -247,19 +247,19 @@ mt7921_mac_decode_he_mu_radiotap(struct sk_buff *skb, __le32 *rxv) MU_PREP(FLAGS2_SIG_B_SYMS_USERS, le32_get_bits(rxv[2], MT_CRXV_HE_NUM_USER)); - he_mu->ru_ch1[0] = FIELD_GET(MT_CRXV_HE_RU0, le32_to_cpu(rxv[3])); + he_mu->ru_ch1[0] = le32_get_bits(rxv[3], MT_CRXV_HE_RU0); if (status->bw >= RATE_INFO_BW_40) { he_mu->flags1 |= HE_BITS(MU_FLAGS1_CH2_RU_KNOWN); he_mu->ru_ch2[0] = - FIELD_GET(MT_CRXV_HE_RU1, le32_to_cpu(rxv[3])); + le32_get_bits(rxv[3], MT_CRXV_HE_RU1); } if (status->bw >= RATE_INFO_BW_80) { he_mu->ru_ch1[1] = - FIELD_GET(MT_CRXV_HE_RU2, le32_to_cpu(rxv[3])); + le32_get_bits(rxv[3], MT_CRXV_HE_RU2); he_mu->ru_ch2[1] = - FIELD_GET(MT_CRXV_HE_RU3, le32_to_cpu(rxv[3])); + le32_get_bits(rxv[3], MT_CRXV_HE_RU3); } } @@ -304,15 +304,16 @@ mt7921_mac_decode_he_radiotap(struct sk_buff *skb, __le32 *rxv, u32 mode) case MT_PHY_TYPE_HE_SU: he->data1 |= HE_BITS(DATA1_FORMAT_SU) | HE_BITS(DATA1_UL_DL_KNOWN) | - HE_BITS(DATA1_BEAM_CHANGE_KNOWN); + HE_BITS(DATA1_BEAM_CHANGE_KNOWN) | + HE_BITS(DATA1_BW_RU_ALLOC_KNOWN); he->data3 |= HE_PREP(DATA3_BEAM_CHANGE, BEAM_CHNG, rxv[14]) | HE_PREP(DATA3_UL_DL, UPLINK, rxv[2]); - he->data4 |= HE_PREP(DATA4_SU_MU_SPTL_REUSE, SR_MASK, rxv[11]); break; case MT_PHY_TYPE_HE_EXT_SU: he->data1 |= HE_BITS(DATA1_FORMAT_EXT_SU) | - HE_BITS(DATA1_UL_DL_KNOWN); + HE_BITS(DATA1_UL_DL_KNOWN) | + HE_BITS(DATA1_BW_RU_ALLOC_KNOWN); he->data3 |= HE_PREP(DATA3_UL_DL, UPLINK, rxv[2]); break; @@ -402,15 +403,15 @@ mt7921_mac_assoc_rssi(struct mt7921_dev *dev, struct sk_buff *skb) static int mt7921_reverse_frag0_hdr_trans(struct sk_buff *skb, u16 hdr_gap) { struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct ethhdr *eth_hdr = (struct ethhdr *)(skb->data + hdr_gap); struct mt7921_sta *msta = (struct mt7921_sta *)status->wcid; + __le32 *rxd = (__le32 *)skb->data; struct ieee80211_sta *sta; struct ieee80211_vif *vif; struct ieee80211_hdr hdr; - struct ethhdr eth_hdr; - __le32 *rxd = (__le32 *)skb->data; - __le32 qos_ctrl, ht_ctrl; + u16 frame_control; - if (FIELD_GET(MT_RXD3_NORMAL_ADDR_TYPE, le32_to_cpu(rxd[3])) != + if (le32_get_bits(rxd[3], MT_RXD3_NORMAL_ADDR_TYPE) != MT_RXD3_NORMAL_U2M) return -EINVAL; @@ -424,47 +425,52 @@ static int mt7921_reverse_frag0_hdr_trans(struct sk_buff *skb, u16 hdr_gap) vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); /* store the info from RXD and ethhdr to avoid being overridden */ - memcpy(ð_hdr, skb->data + hdr_gap, sizeof(eth_hdr)); - hdr.frame_control = FIELD_GET(MT_RXD6_FRAME_CONTROL, rxd[6]); - hdr.seq_ctrl = FIELD_GET(MT_RXD8_SEQ_CTRL, rxd[8]); - qos_ctrl = FIELD_GET(MT_RXD8_QOS_CTL, rxd[8]); - ht_ctrl = FIELD_GET(MT_RXD9_HT_CONTROL, rxd[9]); - + frame_control = le32_get_bits(rxd[6], MT_RXD6_FRAME_CONTROL); + hdr.frame_control = cpu_to_le16(frame_control); + hdr.seq_ctrl = cpu_to_le16(le32_get_bits(rxd[8], MT_RXD8_SEQ_CTRL)); hdr.duration_id = 0; + ether_addr_copy(hdr.addr1, vif->addr); ether_addr_copy(hdr.addr2, sta->addr); - switch (le16_to_cpu(hdr.frame_control) & - (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) { + switch (frame_control & (IEEE80211_FCTL_TODS | + IEEE80211_FCTL_FROMDS)) { case 0: ether_addr_copy(hdr.addr3, vif->bss_conf.bssid); break; case IEEE80211_FCTL_FROMDS: - ether_addr_copy(hdr.addr3, eth_hdr.h_source); + ether_addr_copy(hdr.addr3, eth_hdr->h_source); break; case IEEE80211_FCTL_TODS: - ether_addr_copy(hdr.addr3, eth_hdr.h_dest); + ether_addr_copy(hdr.addr3, eth_hdr->h_dest); break; case IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS: - ether_addr_copy(hdr.addr3, eth_hdr.h_dest); - ether_addr_copy(hdr.addr4, eth_hdr.h_source); + ether_addr_copy(hdr.addr3, eth_hdr->h_dest); + ether_addr_copy(hdr.addr4, eth_hdr->h_source); break; default: break; } skb_pull(skb, hdr_gap + sizeof(struct ethhdr) - 2); - if (eth_hdr.h_proto == htons(ETH_P_AARP) || - eth_hdr.h_proto == htons(ETH_P_IPX)) + if (eth_hdr->h_proto == cpu_to_be16(ETH_P_AARP) || + eth_hdr->h_proto == cpu_to_be16(ETH_P_IPX)) ether_addr_copy(skb_push(skb, ETH_ALEN), bridge_tunnel_header); - else if (eth_hdr.h_proto >= htons(ETH_P_802_3_MIN)) + else if (be16_to_cpu(eth_hdr->h_proto) >= ETH_P_802_3_MIN) ether_addr_copy(skb_push(skb, ETH_ALEN), rfc1042_header); else skb_pull(skb, 2); if (ieee80211_has_order(hdr.frame_control)) - memcpy(skb_push(skb, 2), &ht_ctrl, 2); - if (ieee80211_is_data_qos(hdr.frame_control)) - memcpy(skb_push(skb, 2), &qos_ctrl, 2); + memcpy(skb_push(skb, IEEE80211_HT_CTL_LEN), &rxd[9], + IEEE80211_HT_CTL_LEN); + if (ieee80211_is_data_qos(hdr.frame_control)) { + __le16 qos_ctrl; + + qos_ctrl = cpu_to_le16(le32_get_bits(rxd[8], MT_RXD8_QOS_CTL)); + memcpy(skb_push(skb, IEEE80211_QOS_CTL_LEN), &qos_ctrl, + IEEE80211_QOS_CTL_LEN); + } + if (ieee80211_has_a4(hdr.frame_control)) memcpy(skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr)); else @@ -666,9 +672,6 @@ mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb) status->chain_signal[i]); } - if (status->signal == -128) - status->flag |= RX_FLAG_NO_SIGNAL_VAL; - stbc = FIELD_GET(MT_PRXV_STBC, v0); gi = FIELD_GET(MT_PRXV_SGI, v0); cck = false; @@ -912,11 +915,18 @@ mt7921_mac_write_txwi_80211(struct mt7921_dev *dev, __le32 *txwi, val = MT_TXD3_SN_VALID | FIELD_PREP(MT_TXD3_SEQ, IEEE80211_SEQ_TO_SN(seqno)); txwi[3] |= cpu_to_le32(val); + txwi[7] &= ~cpu_to_le32(MT_TXD7_HW_AMSDU); } - val = FIELD_PREP(MT_TXD7_TYPE, fc_type) | - FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype); - txwi[7] |= cpu_to_le32(val); + if (mt76_is_mmio(&dev->mt76)) { + val = FIELD_PREP(MT_TXD7_TYPE, fc_type) | + FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype); + txwi[7] |= cpu_to_le32(val); + } else { + val = FIELD_PREP(MT_TXD8_L_TYPE, fc_type) | + FIELD_PREP(MT_TXD8_L_SUB_TYPE, fc_stype); + txwi[8] |= cpu_to_le32(val); + } } void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi, @@ -950,7 +960,7 @@ void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi, } else { p_fmt = is_mmio ? MT_TX_TYPE_CT : MT_TX_TYPE_SF; q_idx = wmm_idx * MT7921_MAX_WMM_SETS + - mt7921_lmac_mapping(dev, skb_get_queue_mapping(skb)); + mt76_connac_lmac_mapping(skb_get_queue_mapping(skb)); } val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len + sz_txd) | @@ -1016,7 +1026,7 @@ void mt7921_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi) if (!sta || !(sta->ht_cap.ht_supported || sta->he_cap.has_he)) return; - tid = FIELD_GET(MT_TXD1_TID, le32_to_cpu(txwi[1])); + tid = le32_get_bits(txwi[1], MT_TXD1_TID); if (tid >= 6) /* skip VO queue */ return; @@ -1092,7 +1102,6 @@ mt7921_mac_add_txs_skb(struct mt7921_dev *dev, struct mt76_wcid *wcid, int pid, break; case MT_PHY_TYPE_HT: case MT_PHY_TYPE_HT_GF: - rate.mcs += (rate.nss - 1) * 8; if (rate.mcs > 31) goto out; @@ -1156,18 +1165,13 @@ void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data) struct mt76_wcid *wcid; __le32 *txs_data = data; u16 wcidx; - u32 txs; u8 pid; - txs = le32_to_cpu(txs_data[0]); - if (FIELD_GET(MT_TXS0_TXS_FORMAT, txs) > 1) + if (le32_get_bits(txs_data[0], MT_TXS0_TXS_FORMAT) > 1) return; - txs = le32_to_cpu(txs_data[2]); - wcidx = FIELD_GET(MT_TXS2_WCID, txs); - - txs = le32_to_cpu(txs_data[3]); - pid = FIELD_GET(MT_TXS3_PID, txs); + wcidx = le32_get_bits(txs_data[2], MT_TXS2_WCID); + pid = le32_get_bits(txs_data[3], MT_TXS3_PID); if (pid < MT_PACKET_ID_FIRST) return; @@ -1195,6 +1199,7 @@ void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data) out: rcu_read_unlock(); } +EXPORT_SYMBOL_GPL(mt7921_mac_add_txs); void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, struct sk_buff *skb) @@ -1205,8 +1210,8 @@ void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, enum rx_pkt_type type; u16 flag; - type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0])); - flag = FIELD_GET(MT_RXD0_PKT_FLAG, le32_to_cpu(rxd[0])); + type = le32_get_bits(rxd[0], MT_RXD0_PKT_TYPE); + flag = le32_get_bits(rxd[0], MT_RXD0_PKT_FLAG); if (type == PKT_TYPE_RX_EVENT && flag == 0x1) type = PKT_TYPE_NORMAL_MCU; @@ -1548,7 +1553,16 @@ void mt7921_pm_power_save_work(struct work_struct *work) delta = dev->pm.idle_timeout; if (test_bit(MT76_HW_SCANNING, &mphy->state) || - test_bit(MT76_HW_SCHED_SCANNING, &mphy->state)) + test_bit(MT76_HW_SCHED_SCANNING, &mphy->state) || + dev->fw_assert) + goto out; + + if (mutex_is_locked(&dev->mt76.mutex)) + /* if mt76 mutex is held we should not put the device + * to sleep since we are currently accessing device + * register map. We need to wait for the next power_save + * trigger. + */ goto out; if (time_is_after_jiffies(dev->pm.last_activity + delta)) { @@ -1610,3 +1624,94 @@ void mt7921_coredump_work(struct work_struct *work) mt7921_reset(&dev->mt76); } + +/* usb_sdio */ +static void +mt7921_usb_sdio_write_txwi(struct mt7921_dev *dev, struct mt76_wcid *wcid, + enum mt76_txq_id qid, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, int pid, + struct sk_buff *skb) +{ + __le32 *txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE); + + memset(txwi, 0, MT_SDIO_TXD_SIZE); + mt7921_mac_write_txwi(dev, txwi, skb, wcid, key, pid, false); + skb_push(skb, MT_SDIO_TXD_SIZE); +} + +int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); + struct ieee80211_key_conf *key = info->control.hw_key; + struct sk_buff *skb = tx_info->skb; + int err, pad, pktid, type; + + if (unlikely(tx_info->skb->len <= ETH_HLEN)) + return -EINVAL; + + if (!wcid) + wcid = &dev->mt76.global_wcid; + + if (sta) { + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + + if (time_after(jiffies, msta->last_txs + HZ / 4)) { + info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + msta->last_txs = jiffies; + } + } + + pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); + mt7921_usb_sdio_write_txwi(dev, wcid, qid, sta, key, pktid, skb); + + type = mt76_is_sdio(mdev) ? MT7921_SDIO_DATA : 0; + mt7921_skb_add_usb_sdio_hdr(dev, skb, type); + pad = round_up(skb->len, 4) - skb->len; + if (mt76_is_usb(mdev)) + pad += 4; + + err = mt76_skb_adjust_pad(skb, pad); + if (err) + /* Release pktid in case of error. */ + idr_remove(&wcid->pktid, pktid); + + return err; +} +EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_prepare_skb); + +void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, + struct mt76_queue_entry *e) +{ + __le32 *txwi = (__le32 *)(e->skb->data + MT_SDIO_HDR_SIZE); + unsigned int headroom = MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE; + struct ieee80211_sta *sta; + struct mt76_wcid *wcid; + u16 idx; + + idx = le32_get_bits(txwi[1], MT_TXD1_WLAN_IDX); + wcid = rcu_dereference(mdev->wcid[idx]); + sta = wcid_to_sta(wcid); + + if (sta && likely(e->skb->protocol != cpu_to_be16(ETH_P_PAE))) + mt7921_tx_check_aggr(sta, txwi); + + skb_pull(e->skb, headroom); + mt76_tx_complete_skb(mdev, e->wcid, e->skb); +} +EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_complete_skb); + +bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + + mt7921_mutex_acquire(dev); + mt7921_mac_sta_poll(dev); + mt7921_mutex_release(dev); + + return false; +} +EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_status_data); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.h b/drivers/net/wireless/mediatek/mt76/mt7921/mac.h index 544a1c33126a..79447e2d0143 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.h @@ -202,6 +202,7 @@ enum tx_mcu_port_q_idx { #define MT_SDIO_TXD_SIZE (MT_TXD_SIZE + 8 * 4) #define MT_SDIO_TAIL_SIZE 8 #define MT_SDIO_HDR_SIZE 4 +#define MT_USB_TAIL_SIZE 4 #define MT_TXD0_Q_IDX GENMASK(31, 25) #define MT_TXD0_PKT_FMT GENMASK(24, 23) @@ -284,6 +285,9 @@ enum tx_mcu_port_q_idx { #define MT_TXD7_HW_AMSDU BIT(10) #define MT_TXD7_TX_TIME GENMASK(9, 0) +#define MT_TXD8_L_TYPE GENMASK(5, 4) +#define MT_TXD8_L_SUB_TYPE GENMASK(3, 0) + #define MT_TX_RATE_STBC BIT(13) #define MT_TX_RATE_NSS GENMASK(12, 10) #define MT_TX_RATE_MODE GENMASK(9, 6) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 7a8d2596c226..fdaf2451bc1d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -264,7 +264,7 @@ static int mt7921_start(struct ieee80211_hw *hw) return err; } -static void mt7921_stop(struct ieee80211_hw *hw) +void mt7921_stop(struct ieee80211_hw *hw) { struct mt7921_dev *dev = mt7921_hw_dev(hw); struct mt7921_phy *phy = mt7921_hw_phy(hw); @@ -273,6 +273,7 @@ static void mt7921_stop(struct ieee80211_hw *hw) cancel_delayed_work_sync(&dev->pm.ps_work); cancel_work_sync(&dev->pm.wake_work); + cancel_work_sync(&dev->reset_work); mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); mt7921_mutex_acquire(dev); @@ -280,6 +281,7 @@ static void mt7921_stop(struct ieee80211_hw *hw) mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false); mt7921_mutex_release(dev); } +EXPORT_SYMBOL_GPL(mt7921_stop); static int mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) @@ -452,19 +454,64 @@ static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, mt76_wcid_key_setup(&dev->mt76, wcid, cmd == SET_KEY ? key : NULL); - err = mt7921_mcu_add_key(dev, vif, msta, key, cmd); + err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->bip, + key, MCU_UNI_CMD(STA_REC_UPDATE), + &msta->wcid, cmd); if (err) goto out; if (key->cipher == WLAN_CIPHER_SUITE_WEP104 || key->cipher == WLAN_CIPHER_SUITE_WEP40) - err = mt7921_mcu_add_key(dev, vif, mvif->wep_sta, key, cmd); + err = mt76_connac_mcu_add_key(&dev->mt76, vif, + &mvif->wep_sta->bip, + key, MCU_UNI_CMD(STA_REC_UPDATE), + &mvif->wep_sta->wcid, cmd); out: mt7921_mutex_release(dev); return err; } +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 void +mt7921_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt7921_dev *dev = priv; + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + mt7921_mcu_set_sniffer(dev, vif, monitor); + pm->enable = !monitor; + pm->ds_enable = !monitor; + + mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable); + + if (monitor) + mt7921_mcu_set_beacon_filter(dev, vif, false); +} + +void mt7921_set_runtime_pm(struct mt7921_dev *dev) +{ + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + pm->enable = pm->enable_user && !monitor; + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_pm_interface_iter, dev); + pm->ds_enable = pm->ds_enable_user && !monitor; + mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable); +} + static int mt7921_config(struct ieee80211_hw *hw, u32 changed) { struct mt7921_dev *dev = mt7921_hw_dev(hw); @@ -488,16 +535,10 @@ static int mt7921_config(struct ieee80211_hw *hw, u32 changed) } if (changed & IEEE80211_CONF_CHANGE_MONITOR) { - bool enabled = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); - - if (!enabled) - phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC; - else - phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC; - - mt76_rmw_field(dev, MT_DMA_DCR0(0), MT_DMA_DCR0_RXD_G5_EN, - enabled); - mt76_wr(dev, MT_WF_RFCR(0), phy->rxfilter); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_sniffer_interface_iter, dev); + dev->mt76.rxfilter = mt76_rr(dev, MT_WF_RFCR(0)); } out: @@ -510,11 +551,10 @@ static int mt7921_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, const struct ieee80211_tx_queue_params *params) { - struct mt7921_dev *dev = mt7921_hw_dev(hw); struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; /* no need to update right away, we'll get BSS_CHANGED_QOS */ - queue = mt7921_lmac_mapping(dev, queue); + queue = mt76_connac_lmac_mapping(queue); mvif->queue_params[queue] = *params; return 0; diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c index ef1e1ef91611..da2be050ed7c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c @@ -67,25 +67,6 @@ struct mt7921_fw_region { #define MT_STA_BFER BIT(0) #define MT_STA_BFEE BIT(1) -#define FW_FEATURE_SET_ENCRYPT BIT(0) -#define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1) -#define FW_FEATURE_ENCRY_MODE BIT(4) -#define FW_FEATURE_OVERRIDE_ADDR BIT(5) - -#define DL_MODE_ENCRYPT BIT(0) -#define DL_MODE_KEY_IDX GENMASK(2, 1) -#define DL_MODE_RESET_SEC_IV BIT(3) -#define DL_MODE_WORKING_PDA_CR4 BIT(4) -#define DL_CONFIG_ENCRY_MODE_SEL BIT(6) -#define DL_MODE_NEED_RSP BIT(31) - -#define FW_START_OVERRIDE BIT(0) -#define FW_START_WORKING_PDA_CR4 BIT(2) - -#define PATCH_SEC_NOT_SUPPORT GENMASK(31, 0) -#define PATCH_SEC_TYPE_MASK GENMASK(15, 0) -#define PATCH_SEC_TYPE_INFO 0x2 - #define PATCH_SEC_ENC_TYPE_MASK GENMASK(31, 24) #define PATCH_SEC_ENC_TYPE_PLAIN 0x00 #define PATCH_SEC_ENC_TYPE_AES 0x01 @@ -93,52 +74,6 @@ struct mt7921_fw_region { #define PATCH_SEC_ENC_SCRAMBLE_INFO_MASK GENMASK(15, 0) #define PATCH_SEC_ENC_AES_KEY_MASK GENMASK(7, 0) -static enum mcu_cipher_type -mt7921_mcu_get_cipher(int cipher) -{ - switch (cipher) { - case WLAN_CIPHER_SUITE_WEP40: - return MCU_CIPHER_WEP40; - case WLAN_CIPHER_SUITE_WEP104: - return MCU_CIPHER_WEP104; - case WLAN_CIPHER_SUITE_TKIP: - return MCU_CIPHER_TKIP; - case WLAN_CIPHER_SUITE_AES_CMAC: - return MCU_CIPHER_BIP_CMAC_128; - case WLAN_CIPHER_SUITE_CCMP: - return MCU_CIPHER_AES_CCMP; - case WLAN_CIPHER_SUITE_CCMP_256: - return MCU_CIPHER_CCMP_256; - case WLAN_CIPHER_SUITE_GCMP: - return MCU_CIPHER_GCMP; - case WLAN_CIPHER_SUITE_GCMP_256: - return MCU_CIPHER_GCMP_256; - case WLAN_CIPHER_SUITE_SMS4: - return MCU_CIPHER_WAPI; - default: - return MCU_CIPHER_NONE; - } -} - -static u8 mt7921_mcu_chan_bw(struct cfg80211_chan_def *chandef) -{ - static const u8 width_to_bw[] = { - [NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ, - [NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ, - [NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ, - [NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ, - [NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ, - [NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ, - [NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ, - [NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ, - }; - - if (chandef->width >= ARRAY_SIZE(width_to_bw)) - return 0; - - return width_to_bw[chandef->width]; -} - static int mt7921_mcu_parse_eeprom(struct mt76_dev *dev, struct sk_buff *skb) { @@ -465,95 +400,6 @@ void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb) } /** starec & wtbl **/ -static int -mt7921_mcu_sta_key_tlv(struct mt7921_sta *msta, struct sk_buff *skb, - struct ieee80211_key_conf *key, enum set_key_cmd cmd) -{ - struct mt7921_sta_key_conf *bip = &msta->bip; - struct sta_rec_sec *sec; - struct tlv *tlv; - u32 len = sizeof(*sec); - - tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); - - sec = (struct sta_rec_sec *)tlv; - sec->add = cmd; - - if (cmd == SET_KEY) { - struct sec_key *sec_key; - u8 cipher; - - cipher = mt7921_mcu_get_cipher(key->cipher); - if (cipher == MCU_CIPHER_NONE) - return -EOPNOTSUPP; - - sec_key = &sec->key[0]; - sec_key->cipher_len = sizeof(*sec_key); - - if (cipher == MCU_CIPHER_BIP_CMAC_128) { - sec_key->cipher_id = MCU_CIPHER_AES_CCMP; - sec_key->key_id = bip->keyidx; - sec_key->key_len = 16; - memcpy(sec_key->key, bip->key, 16); - - sec_key = &sec->key[1]; - sec_key->cipher_id = MCU_CIPHER_BIP_CMAC_128; - sec_key->cipher_len = sizeof(*sec_key); - sec_key->key_len = 16; - memcpy(sec_key->key, key->key, 16); - - sec->n_cipher = 2; - } else { - sec_key->cipher_id = cipher; - sec_key->key_id = key->keyidx; - sec_key->key_len = key->keylen; - memcpy(sec_key->key, key->key, key->keylen); - - if (cipher == MCU_CIPHER_TKIP) { - /* Rx/Tx MIC keys are swapped */ - memcpy(sec_key->key + 16, key->key + 24, 8); - memcpy(sec_key->key + 24, key->key + 16, 8); - } - - /* store key_conf for BIP batch update */ - if (cipher == MCU_CIPHER_AES_CCMP) { - memcpy(bip->key, key->key, key->keylen); - bip->keyidx = key->keyidx; - } - - len -= sizeof(*sec_key); - sec->n_cipher = 1; - } - } else { - len -= sizeof(sec->key); - sec->n_cipher = 0; - } - sec->len = cpu_to_le16(len); - - return 0; -} - -int mt7921_mcu_add_key(struct mt7921_dev *dev, struct ieee80211_vif *vif, - struct mt7921_sta *msta, struct ieee80211_key_conf *key, - enum set_key_cmd cmd) -{ - struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; - struct sk_buff *skb; - int ret; - - skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, - &msta->wcid); - if (IS_ERR(skb)) - return PTR_ERR(skb); - - ret = mt7921_mcu_sta_key_tlv(msta, skb, key, cmd); - if (ret) - return ret; - - return mt76_mcu_skb_send_msg(&dev->mt76, skb, - MCU_UNI_CMD(STA_REC_UPDATE), true); -} - int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, struct ieee80211_ampdu_params *params, bool enable) @@ -564,6 +410,7 @@ int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, msta->wcid.amsdu = false; return mt76_connac_mcu_sta_ba(&dev->mt76, &msta->vif->mt76, params, + MCU_UNI_CMD(STA_REC_UPDATE), enable, true); } @@ -574,23 +421,10 @@ int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, struct mt7921_sta *msta = (struct mt7921_sta *)params->sta->drv_priv; return mt76_connac_mcu_sta_ba(&dev->mt76, &msta->vif->mt76, params, + MCU_UNI_CMD(STA_REC_UPDATE), enable, false); } -int mt7921_mcu_restart(struct mt76_dev *dev) -{ - struct { - u8 power_mode; - u8 rsv[3]; - } req = { - .power_mode = 1, - }; - - return mt76_mcu_send_msg(dev, MCU_CMD(NIC_POWER_CTRL), &req, - sizeof(req), false); -} -EXPORT_SYMBOL_GPL(mt7921_mcu_restart); - static u32 mt7921_get_data_mode(struct mt7921_dev *dev, u32 info) { u32 mode = DL_MODE_NEED_RSP; @@ -707,12 +541,8 @@ static int mt7921_load_patch(struct mt7921_dev *dev) if (mt76_is_sdio(&dev->mt76)) { /* activate again */ ret = __mt7921_mcu_fw_pmctrl(dev); - if (ret) - return ret; - - ret = __mt7921_mcu_drv_pmctrl(dev); - if (ret) - return ret; + if (!ret) + ret = __mt7921_mcu_drv_pmctrl(dev); } out: @@ -730,22 +560,6 @@ out: return ret; } -static u32 mt7921_mcu_gen_dl_mode(u8 feature_set, bool is_wa) -{ - u32 ret = 0; - - ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? - (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; - ret |= (feature_set & FW_FEATURE_ENCRY_MODE) ? - DL_CONFIG_ENCRY_MODE_SEL : 0; - ret |= FIELD_PREP(DL_MODE_KEY_IDX, - FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); - ret |= DL_MODE_NEED_RSP; - ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0; - - return ret; -} - static int mt7921_mcu_send_ram_firmware(struct mt7921_dev *dev, const struct mt7921_fw_trailer *hdr, @@ -763,7 +577,8 @@ mt7921_mcu_send_ram_firmware(struct mt7921_dev *dev, region = (const struct mt7921_fw_region *)((const u8 *)hdr - (hdr->n_region - i) * sizeof(*region)); - mode = mt7921_mcu_gen_dl_mode(region->feature_set, is_wa); + mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, + region->feature_set, is_wa); len = le32_to_cpu(region->len); addr = le32_to_cpu(region->addr); @@ -920,33 +735,26 @@ EXPORT_SYMBOL_GPL(mt7921_mcu_exit); int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif) { -#define WMM_AIFS_SET BIT(0) -#define WMM_CW_MIN_SET BIT(1) -#define WMM_CW_MAX_SET BIT(2) -#define WMM_TXOP_SET BIT(3) -#define WMM_PARAM_SET GENMASK(3, 0) -#define TX_CMD_MODE 1 + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; struct edca { - u8 queue; - u8 set; - u8 aifs; - u8 cw_min; + __le16 cw_min; __le16 cw_max; __le16 txop; - }; + __le16 aifs; + u8 guardtime; + u8 acm; + } __packed; struct mt7921_mcu_tx { - u8 total; - u8 action; - u8 valid; - u8 mode; - struct edca edca[IEEE80211_NUM_ACS]; + u8 bss_idx; + u8 qos; + u8 wmm_idx; + u8 pad; } __packed req = { - .valid = true, - .mode = TX_CMD_MODE, - .total = IEEE80211_NUM_ACS, + .bss_idx = mvif->mt76.idx, + .qos = vif->bss_conf.qos, + .wmm_idx = mvif->mt76.wmm_idx, }; - struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; struct mu_edca { u8 cw_min; u8 cw_max; @@ -970,30 +778,29 @@ int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif) .qos = vif->bss_conf.qos, .wmm_idx = mvif->mt76.wmm_idx, }; + static const int to_aci[] = { 1, 0, 2, 3 }; int ac, ret; for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; - struct edca *e = &req.edca[ac]; + struct edca *e = &req.edca[to_aci[ac]]; - e->set = WMM_PARAM_SET; - e->queue = ac + mvif->mt76.wmm_idx * MT7921_MAX_WMM_SETS; - e->aifs = q->aifs; + e->aifs = cpu_to_le16(q->aifs); e->txop = cpu_to_le16(q->txop); if (q->cw_min) - e->cw_min = fls(q->cw_min); + e->cw_min = cpu_to_le16(q->cw_min); else - e->cw_min = 5; + e->cw_min = cpu_to_le16(5); if (q->cw_max) - e->cw_max = cpu_to_le16(fls(q->cw_max)); + e->cw_max = cpu_to_le16(q->cw_max); else e->cw_max = cpu_to_le16(10); } - ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EDCA_UPDATE), - &req, sizeof(req), true); + ret = mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_EDCA_PARMS), &req, + sizeof(req), false); if (ret) return ret; @@ -1003,7 +810,6 @@ int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif) for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { struct ieee80211_he_mu_edca_param_ac_rec *q; struct mu_edca *e; - int to_aci[] = {1, 0, 2, 3}; if (!mvif->queue_params[ac].mu_edca) break; @@ -1046,7 +852,7 @@ int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd) } __packed req = { .control_ch = chandef->chan->hw_value, .center_ch = ieee80211_frequency_to_channel(freq1), - .bw = mt7921_mcu_chan_bw(chandef), + .bw = mt76_connac_chan_bw(chandef), .tx_streams_num = hweight8(phy->mt76->antenna_mask), .rx_streams = phy->mt76->antenna_mask, .band_idx = phy != &dev->phy, @@ -1057,10 +863,13 @@ int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd) else req.channel_band = chandef->chan->band; - if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) + if (cmd == MCU_EXT_CMD(SET_RX_PATH) || + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) + req.switch_reason = CH_SWITCH_NORMAL; + else if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; - else if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) && - chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) + else if (!cfg80211_reg_can_beacon(dev->mt76.hw->wiphy, chandef, + NL80211_IFTYPE_AP)) req.switch_reason = CH_SWITCH_DFS; else req.switch_reason = CH_SWITCH_NORMAL; @@ -1093,30 +902,6 @@ int mt7921_mcu_set_eeprom(struct mt7921_dev *dev) } EXPORT_SYMBOL_GPL(mt7921_mcu_set_eeprom); -int mt7921_mcu_get_eeprom(struct mt7921_dev *dev, u32 offset) -{ - struct mt7921_mcu_eeprom_info req = { - .addr = cpu_to_le32(round_down(offset, 16)), - }; - struct mt7921_mcu_eeprom_info *res; - struct sk_buff *skb; - int ret; - u8 *buf; - - ret = mt76_mcu_send_and_get_msg(&dev->mt76, - MCU_EXT_QUERY(EFUSE_ACCESS), - &req, sizeof(req), true, &skb); - if (ret) - return ret; - - res = (struct mt7921_mcu_eeprom_info *)skb->data; - buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr); - memcpy(buf, res->data, 16); - dev_kfree_skb(skb); - - return 0; -} - int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif) { struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; @@ -1351,3 +1136,33 @@ int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr) return 0; } + +int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + struct { + u8 band_idx; + u8 pad[3]; + } __packed hdr; + struct sniffer_enable_tlv { + __le16 tag; + __le16 len; + u8 enable; + u8 pad[3]; + } __packed enable; + } req = { + .hdr = { + .band_idx = mvif->band_idx, + }, + .enable = { + .tag = cpu_to_le16(0), + .len = cpu_to_le16(sizeof(struct sniffer_enable_tlv)), + .enable = enable, + }, + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), + true); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h index 96647801850a..7690364bc079 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h @@ -30,6 +30,7 @@ #define MT7921_DRV_OWN_RETRY_COUNT 10 #define MT7921_MCU_INIT_RETRY_COUNT 10 +#define MT7921_WFSYS_INIT_RETRY_COUNT 2 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" @@ -89,11 +90,6 @@ enum mt7921_rxq_id { MT7921_RXQ_MCU_WM = 0, }; -struct mt7921_sta_key_conf { - s8 keyidx; - u8 key[16]; -}; - struct mt7921_sta { struct mt76_wcid wcid; /* must be first */ @@ -106,7 +102,7 @@ struct mt7921_sta { unsigned long ampdu_state; struct mt76_sta_stats stats; - struct mt7921_sta_key_conf bip; + struct mt76_connac_sta_key_conf bip; }; DECLARE_EWMA(rssi, 10, 8); @@ -209,6 +205,8 @@ struct mt7921_dev { struct list_head sta_poll_list; spinlock_t sta_poll_lock; + struct work_struct init_work; + u8 fw_debug; struct mt76_connac_pm pm; @@ -277,12 +275,6 @@ mt7921_hw_dev(struct ieee80211_hw *hw) #define mt7921_mutex_release(dev) \ mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) -static inline u8 mt7921_lmac_mapping(struct mt7921_dev *dev, u8 ac) -{ - /* LMAC uses the reverse order of mac80211 AC indexes */ - return 3 - ac; -} - extern const struct ieee80211_ops mt7921_ops; extern struct pci_driver mt7921_pci_driver; @@ -296,16 +288,12 @@ int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force); int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev); void mt7921_dma_cleanup(struct mt7921_dev *dev); int mt7921_run_firmware(struct mt7921_dev *dev); -int mt7921_mcu_add_key(struct mt7921_dev *dev, struct ieee80211_vif *vif, - struct mt7921_sta *msta, struct ieee80211_key_conf *key, - enum set_key_cmd cmd); int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, struct ieee80211_vif *vif, bool enable, enum mt76_sta_info_state state); int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd); int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif); int mt7921_mcu_set_eeprom(struct mt7921_dev *dev); -int mt7921_mcu_get_eeprom(struct mt7921_dev *dev, u32 offset); int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct rate_info *rate); int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl); @@ -367,17 +355,20 @@ static inline void mt7921_mcu_tx_cleanup(struct mt7921_dev *dev) mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WA], false); } -static inline void mt7921_skb_add_sdio_hdr(struct sk_buff *skb, - enum mt7921_sdio_pkt_type type) +static inline void +mt7921_skb_add_usb_sdio_hdr(struct mt7921_dev *dev, struct sk_buff *skb, + int type) { - u32 hdr; + u32 hdr, len; - hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, skb->len + sizeof(hdr)) | + len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); + hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) | FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type); put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); } +void mt7921_stop(struct ieee80211_hw *hw); int mt7921_mac_init(struct mt7921_dev *dev); bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask); void mt7921_mac_reset_counters(struct mt7921_phy *phy); @@ -399,7 +390,6 @@ int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, void mt7921_tx_worker(struct mt76_worker *w); void mt7921e_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); -int mt7921_init_tx_queues(struct mt7921_phy *phy, int idx, int n_desc); void mt7921_tx_token_put(struct mt7921_dev *dev); void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, struct sk_buff *skb); @@ -424,7 +414,6 @@ int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev); int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev); void mt7921_pm_wake_work(struct work_struct *work); void mt7921_pm_power_save_work(struct work_struct *work); -bool mt7921_wait_for_mcu_init(struct mt7921_dev *dev); void mt7921_coredump_work(struct work_struct *work); int mt7921_wfsys_reset(struct mt7921_dev *dev); int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr); @@ -442,8 +431,8 @@ int mt7921_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb, int cmd, int *wait_seq); int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, struct sk_buff *skb, int seq); -int mt7921_mcu_restart(struct mt76_dev *dev); +bool mt7921e_rx_check(struct mt76_dev *mdev, void *data, int len); void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, struct sk_buff *skb); int mt7921e_driver_own(struct mt7921_dev *dev); @@ -452,17 +441,33 @@ int mt7921e_mcu_init(struct mt7921_dev *dev); int mt7921s_wfsys_reset(struct mt7921_dev *dev); int mt7921s_mac_reset(struct mt7921_dev *dev); int mt7921s_init_reset(struct mt7921_dev *dev); +int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev); int mt7921s_mcu_init(struct mt7921_dev *dev); int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev); int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev); -int mt7921s_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, - enum mt76_txq_id qid, struct mt76_wcid *wcid, - struct ieee80211_sta *sta, - struct mt76_tx_info *tx_info); -void mt7921s_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); -bool mt7921s_tx_status_data(struct mt76_dev *mdev, u8 *update); void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data); +void mt7921_set_runtime_pm(struct mt7921_dev *dev); +int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, + bool enable); + +int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info); +void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, + struct mt76_queue_entry *e); +bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update); + +/* usb */ +#define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) +#define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) + +int mt7921u_mcu_power_on(struct mt7921_dev *dev); +int mt7921u_wfsys_reset(struct mt7921_dev *dev); +int mt7921u_dma_init(struct mt7921_dev *dev); +int mt7921u_init_reset(struct mt7921_dev *dev); +int mt7921u_mac_reset(struct mt7921_dev *dev); #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c index 9dae2f5972bf..1a01d025bbe5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c @@ -105,6 +105,7 @@ static void mt7921e_unregister_device(struct mt7921_dev *dev) int i; struct mt76_connac_pm *pm = &dev->pm; + cancel_work_sync(&dev->init_work); mt76_unregister_device(&dev->mt76); mt76_for_each_q_rx(&dev->mt76, i) napi_disable(&dev->mt76.napi[i]); @@ -121,6 +122,110 @@ static void mt7921e_unregister_device(struct mt7921_dev *dev) mt76_free_device(&dev->mt76); } +static u32 __mt7921_reg_addr(struct mt7921_dev *dev, u32 addr) +{ + static const struct { + u32 phys; + u32 mapped; + u32 size; + } fixed_map[] = { + { 0x820d0000, 0x30000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */ + { 0x820ed000, 0x24800, 0x0800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */ + { 0x820e4000, 0x21000, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */ + { 0x820e7000, 0x21e00, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */ + { 0x820eb000, 0x24200, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */ + { 0x820e2000, 0x20800, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */ + { 0x820e3000, 0x20c00, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */ + { 0x820e5000, 0x21400, 0x0800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */ + { 0x00400000, 0x80000, 0x10000 }, /* WF_MCU_SYSRAM */ + { 0x00410000, 0x90000, 0x10000 }, /* WF_MCU_SYSRAM (configure register) */ + { 0x40000000, 0x70000, 0x10000 }, /* WF_UMAC_SYSRAM */ + { 0x54000000, 0x02000, 0x1000 }, /* WFDMA PCIE0 MCU DMA0 */ + { 0x55000000, 0x03000, 0x1000 }, /* WFDMA PCIE0 MCU DMA1 */ + { 0x58000000, 0x06000, 0x1000 }, /* WFDMA PCIE1 MCU DMA0 (MEM_DMA) */ + { 0x59000000, 0x07000, 0x1000 }, /* WFDMA PCIE1 MCU DMA1 */ + { 0x7c000000, 0xf0000, 0x10000 }, /* CONN_INFRA */ + { 0x7c020000, 0xd0000, 0x10000 }, /* CONN_INFRA, WFDMA */ + { 0x7c060000, 0xe0000, 0x10000 }, /* CONN_INFRA, conn_host_csr_top */ + { 0x80020000, 0xb0000, 0x10000 }, /* WF_TOP_MISC_OFF */ + { 0x81020000, 0xc0000, 0x10000 }, /* WF_TOP_MISC_ON */ + { 0x820c0000, 0x08000, 0x4000 }, /* WF_UMAC_TOP (PLE) */ + { 0x820c8000, 0x0c000, 0x2000 }, /* WF_UMAC_TOP (PSE) */ + { 0x820cc000, 0x0e000, 0x1000 }, /* WF_UMAC_TOP (PP) */ + { 0x820cd000, 0x0f000, 0x1000 }, /* WF_MDP_TOP */ + { 0x820ce000, 0x21c00, 0x0200 }, /* WF_LMAC_TOP (WF_SEC) */ + { 0x820cf000, 0x22000, 0x1000 }, /* WF_LMAC_TOP (WF_PF) */ + { 0x820e0000, 0x20000, 0x0400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */ + { 0x820e1000, 0x20400, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */ + { 0x820e9000, 0x23400, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */ + { 0x820ea000, 0x24000, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */ + { 0x820ec000, 0x24600, 0x0200 }, /* WF_LMAC_TOP BN0 (WF_INT) */ + { 0x820f0000, 0xa0000, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */ + { 0x820f1000, 0xa0600, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */ + { 0x820f2000, 0xa0800, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */ + { 0x820f3000, 0xa0c00, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */ + { 0x820f4000, 0xa1000, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */ + { 0x820f5000, 0xa1400, 0x0800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */ + { 0x820f7000, 0xa1e00, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */ + { 0x820f9000, 0xa3400, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */ + { 0x820fa000, 0xa4000, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */ + { 0x820fb000, 0xa4200, 0x0400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */ + { 0x820fc000, 0xa4600, 0x0200 }, /* WF_LMAC_TOP BN1 (WF_INT) */ + { 0x820fd000, 0xa4800, 0x0800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */ + }; + int i; + + if (addr < 0x100000) + return addr; + + for (i = 0; i < ARRAY_SIZE(fixed_map); i++) { + u32 ofs; + + if (addr < fixed_map[i].phys) + continue; + + ofs = addr - fixed_map[i].phys; + if (ofs > fixed_map[i].size) + continue; + + return fixed_map[i].mapped + ofs; + } + + if ((addr >= 0x18000000 && addr < 0x18c00000) || + (addr >= 0x70000000 && addr < 0x78000000) || + (addr >= 0x7c000000 && addr < 0x7c400000)) + return mt7921_reg_map_l1(dev, addr); + + dev_err(dev->mt76.dev, "Access currently unsupported address %08x\n", + addr); + + return 0; +} + +static u32 mt7921_rr(struct mt76_dev *mdev, u32 offset) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + u32 addr = __mt7921_reg_addr(dev, offset); + + return dev->bus_ops->rr(mdev, addr); +} + +static void mt7921_wr(struct mt76_dev *mdev, u32 offset, u32 val) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + u32 addr = __mt7921_reg_addr(dev, offset); + + dev->bus_ops->wr(mdev, addr, val); +} + +static u32 mt7921_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + u32 addr = __mt7921_reg_addr(dev, offset); + + return dev->bus_ops->rmw(mdev, addr, mask, val); +} + static int mt7921_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { @@ -134,6 +239,7 @@ static int mt7921_pci_probe(struct pci_dev *pdev, .token_size = MT7921_TOKEN_SIZE, .tx_prepare_skb = mt7921e_tx_prepare_skb, .tx_complete_skb = mt7921e_tx_complete_skb, + .rx_check = mt7921e_rx_check, .rx_skb = mt7921e_queue_rx_skb, .rx_poll_complete = mt7921_rx_poll_complete, .sta_ps = mt7921_sta_ps, @@ -151,6 +257,7 @@ static int mt7921_pci_probe(struct pci_dev *pdev, .fw_own = mt7921e_mcu_fw_pmctrl, }; + struct mt76_bus_ops *bus_ops; struct mt7921_dev *dev; struct mt76_dev *mdev; int ret; @@ -188,6 +295,25 @@ static int mt7921_pci_probe(struct pci_dev *pdev, mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]); tasklet_init(&dev->irq_tasklet, mt7921_irq_tasklet, (unsigned long)dev); + + dev->phy.dev = dev; + dev->phy.mt76 = &dev->mt76.phy; + dev->mt76.phy.priv = &dev->phy; + dev->bus_ops = dev->mt76.bus; + bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops), + GFP_KERNEL); + if (!bus_ops) + return -ENOMEM; + + bus_ops->rr = mt7921_rr; + bus_ops->wr = mt7921_wr; + bus_ops->rmw = mt7921_rmw; + dev->mt76.bus = bus_ops; + + ret = __mt7921e_mcu_drv_pmctrl(dev); + if (ret) + return ret; + mdev->rev = (mt7921_l1_rr(dev, MT_HW_CHIPID) << 16) | (mt7921_l1_rr(dev, MT_HW_REV) & 0xff); dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c index 85286cc9add1..5ca14dbbdd26 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c @@ -137,7 +137,7 @@ mt7921_txwi_free(struct mt7921_dev *dev, struct mt76_txwi_cache *t, wcid_idx = wcid->idx; } else { - wcid_idx = FIELD_GET(MT_TXD1_WLAN_IDX, le32_to_cpu(txwi[1])); + wcid_idx = le32_get_bits(txwi[1], MT_TXD1_WLAN_IDX); } __mt76_tx_complete_skb(mdev, wcid_idx, t->skb, free_list); @@ -148,14 +148,15 @@ out: } static void -mt7921_mac_tx_free(struct mt7921_dev *dev, struct sk_buff *skb) +mt7921e_mac_tx_free(struct mt7921_dev *dev, void *data, int len) { - struct mt7921_tx_free *free = (struct mt7921_tx_free *)skb->data; + struct mt7921_tx_free *free = (struct mt7921_tx_free *)data; struct mt76_dev *mdev = &dev->mt76; struct mt76_txwi_cache *txwi; struct ieee80211_sta *sta = NULL; + struct sk_buff *skb, *tmp; + void *end = data + len; LIST_HEAD(free_list); - struct sk_buff *tmp; bool wake = false; u8 i, count; @@ -163,11 +164,10 @@ mt7921_mac_tx_free(struct mt7921_dev *dev, struct sk_buff *skb) mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_PSD], false); mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_BE], false); - /* TODO: MT_TX_FREE_LATENCY is msdu time from the TXD is queued into PLE, - * to the time ack is received or dropped by hw (air + hw queue time). - * Should avoid accessing WTBL to get Tx airtime, and use it instead. - */ - count = FIELD_GET(MT_TX_FREE_MSDU_CNT, le16_to_cpu(free->ctrl)); + count = le16_get_bits(free->ctrl, MT_TX_FREE_MSDU_CNT); + if (WARN_ON_ONCE((void *)&free->info[count] > end)) + return; + for (i = 0; i < count; i++) { u32 msdu, info = le32_to_cpu(free->info[i]); u8 stat; @@ -208,8 +208,6 @@ mt7921_mac_tx_free(struct mt7921_dev *dev, struct sk_buff *skb) if (wake) mt76_set_tx_blocked(&dev->mt76, false); - napi_consume_skb(skb, 1); - list_for_each_entry_safe(skb, tmp, &free_list, list) { skb_list_del_init(skb); napi_consume_skb(skb, 1); @@ -222,6 +220,28 @@ mt7921_mac_tx_free(struct mt7921_dev *dev, struct sk_buff *skb) mt76_worker_schedule(&dev->mt76.tx_worker); } +bool mt7921e_rx_check(struct mt76_dev *mdev, void *data, int len) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + __le32 *rxd = (__le32 *)data; + __le32 *end = (__le32 *)&rxd[len / 4]; + enum rx_pkt_type type; + + type = le32_get_bits(rxd[0], MT_RXD0_PKT_TYPE); + + switch (type) { + case PKT_TYPE_TXRX_NOTIFY: + mt7921e_mac_tx_free(dev, data, len); + return false; + case PKT_TYPE_TXS: + for (rxd += 2; rxd + 8 <= end; rxd += 8) + mt7921_mac_add_txs(dev, rxd); + return false; + default: + return true; + } +} + void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, struct sk_buff *skb) { @@ -229,11 +249,12 @@ void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, __le32 *rxd = (__le32 *)skb->data; enum rx_pkt_type type; - type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0])); + type = le32_get_bits(rxd[0], MT_RXD0_PKT_TYPE); switch (type) { case PKT_TYPE_TXRX_NOTIFY: - mt7921_mac_tx_free(dev, skb); + mt7921e_mac_tx_free(dev, skb->data, skb->len); + napi_consume_skb(skb, 1); break; default: mt7921_queue_rx_skb(mdev, q, skb); @@ -314,6 +335,7 @@ int mt7921e_mac_reset(struct mt7921_dev *dev) } local_bh_enable(); + dev->fw_assert = false; clear_bit(MT76_MCU_RESET, &dev->mphy.state); mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mcu.c index a020352122a1..36669e5aeef3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mcu.c @@ -42,7 +42,7 @@ int mt7921e_mcu_init(struct mt7921_dev *dev) .headroom = sizeof(struct mt7921_mcu_txd), .mcu_skb_send_msg = mt7921_mcu_send_message, .mcu_parse_response = mt7921_mcu_parse_response, - .mcu_restart = mt7921_mcu_restart, + .mcu_restart = mt76_connac_mcu_restart, }; int err; @@ -59,10 +59,8 @@ int mt7921e_mcu_init(struct mt7921_dev *dev) return err; } -int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev) +int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev) { - struct mt76_phy *mphy = &dev->mt76.phy; - struct mt76_connac_pm *pm = &dev->pm; int i, err = 0; for (i = 0; i < MT7921_DRV_OWN_RETRY_COUNT; i++) { @@ -75,9 +73,21 @@ int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev) if (i == MT7921_DRV_OWN_RETRY_COUNT) { dev_err(dev->mt76.dev, "driver own failed\n"); err = -EIO; - goto out; } + return err; +} + +int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt76_connac_pm *pm = &dev->pm; + int err; + + err = __mt7921e_mcu_drv_pmctrl(dev); + if (err < 0) + goto out; + mt7921_wpdma_reinit_cond(dev); clear_bit(MT76_STATE_PM, &mphy->state); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h index cbd38122c510..6712ff60c722 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h @@ -17,13 +17,12 @@ #define MT_PLE_BASE 0x820c0000 #define MT_PLE(ofs) (MT_PLE_BASE + (ofs)) -#define MT_PLE_FL_Q0_CTRL MT_PLE(0x1b0) -#define MT_PLE_FL_Q1_CTRL MT_PLE(0x1b4) -#define MT_PLE_FL_Q2_CTRL MT_PLE(0x1b8) -#define MT_PLE_FL_Q3_CTRL MT_PLE(0x1bc) +#define MT_PLE_FL_Q0_CTRL MT_PLE(0x3e0) +#define MT_PLE_FL_Q1_CTRL MT_PLE(0x3e4) +#define MT_PLE_FL_Q2_CTRL MT_PLE(0x3e8) +#define MT_PLE_FL_Q3_CTRL MT_PLE(0x3ec) -#define MT_PLE_AC_QEMPTY(ac, n) MT_PLE(0x300 + 0x10 * (ac) + \ - ((n) << 2)) +#define MT_PLE_AC_QEMPTY(_n) MT_PLE(0x500 + 0x40 * (_n)) #define MT_PLE_AMSDU_PACK_MSDU_CNT(n) MT_PLE(0x10e0 + ((n) << 2)) #define MT_MDP_BASE 0x820cd000 @@ -354,6 +353,7 @@ #define MT_WFDMA0_GLO_CFG_RX_DMA_EN BIT(2) #define MT_WFDMA0_GLO_CFG_RX_DMA_BUSY BIT(3) #define MT_WFDMA0_GLO_CFG_TX_WB_DDONE BIT(6) +#define MT_WFDMA0_GLO_CFG_FW_DWLD_BYPASS_DMASHDL BIT(9) #define MT_WFDMA0_GLO_CFG_FIFO_LITTLE_ENDIAN BIT(12) #define MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN BIT(15) #define MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2 BIT(21) @@ -378,6 +378,9 @@ #define MT_WFDMA0_TX_RING16_EXT_CTRL MT_WFDMA0(0x640) #define MT_WFDMA0_TX_RING17_EXT_CTRL MT_WFDMA0(0x644) +#define MT_WPDMA0_MAX_CNT_MASK GENMASK(7, 0) +#define MT_WPDMA0_BASE_PTR_MASK GENMASK(31, 16) + #define MT_WFDMA0_RX_RING0_EXT_CTRL MT_WFDMA0(0x680) #define MT_WFDMA0_RX_RING1_EXT_CTRL MT_WFDMA0(0x684) #define MT_WFDMA0_RX_RING2_EXT_CTRL MT_WFDMA0(0x688) @@ -426,6 +429,10 @@ #define MT_WFDMA_DUMMY_CR MT_MCU_WPDMA0(0x120) #define MT_WFDMA_NEED_REINIT BIT(1) +#define MT_CBTOP_RGU(ofs) (0x70002000 + (ofs)) +#define MT_CBTOP_RGU_WF_SUBSYS_RST MT_CBTOP_RGU(0x600) +#define MT_CBTOP_RGU_WF_SUBSYS_RST_WF_WHOLE_PATH BIT(0) + #define MT_HW_BOUND 0x70010020 #define MT_HW_CHIPID 0x70010200 #define MT_HW_REV 0x70010204 @@ -434,12 +441,14 @@ #define MT_PCIE_MAC(ofs) (MT_PCIE_MAC_BASE + (ofs)) #define MT_PCIE_MAC_INT_ENABLE MT_PCIE_MAC(0x188) -#define MT_DMA_SHDL(ofs) (0xd6000 + (ofs)) +#define MT_DMA_SHDL(ofs) (0x7c026000 + (ofs)) #define MT_DMASHDL_SW_CONTROL MT_DMA_SHDL(0x004) #define MT_DMASHDL_DMASHDL_BYPASS BIT(28) #define MT_DMASHDL_OPTIONAL MT_DMA_SHDL(0x008) #define MT_DMASHDL_PAGE MT_DMA_SHDL(0x00c) +#define MT_DMASHDL_GROUP_SEQ_ORDER BIT(16) #define MT_DMASHDL_REFILL MT_DMA_SHDL(0x010) +#define MT_DMASHDL_REFILL_MASK GENMASK(31, 16) #define MT_DMASHDL_PKT_MAX_SIZE MT_DMA_SHDL(0x01c) #define MT_DMASHDL_PKT_MAX_SIZE_PLE GENMASK(11, 0) #define MT_DMASHDL_PKT_MAX_SIZE_PSE GENMASK(27, 16) @@ -454,6 +463,46 @@ #define MT_DMASHDL_SCHED_SET(_n) MT_DMA_SHDL(0x070 + ((_n) << 2)) +#define MT_WFDMA_HOST_CONFIG 0x7c027030 +#define MT_WFDMA_HOST_CONFIG_USB_RXEVT_EP4_EN BIT(6) + +#define MT_UMAC(ofs) (0x74000000 + (ofs)) +#define MT_UDMA_TX_QSEL MT_UMAC(0x008) +#define MT_FW_DL_EN BIT(3) + +#define MT_UDMA_WLCFG_1 MT_UMAC(0x00c) +#define MT_WL_RX_AGG_PKT_LMT GENMASK(7, 0) +#define MT_WL_TX_TMOUT_LMT GENMASK(27, 8) + +#define MT_UDMA_WLCFG_0 MT_UMAC(0x18) +#define MT_WL_RX_AGG_TO GENMASK(7, 0) +#define MT_WL_RX_AGG_LMT GENMASK(15, 8) +#define MT_WL_TX_TMOUT_FUNC_EN BIT(16) +#define MT_WL_TX_DPH_CHK_EN BIT(17) +#define MT_WL_RX_MPSZ_PAD0 BIT(18) +#define MT_WL_RX_FLUSH BIT(19) +#define MT_TICK_1US_EN BIT(20) +#define MT_WL_RX_AGG_EN BIT(21) +#define MT_WL_RX_EN BIT(22) +#define MT_WL_TX_EN BIT(23) +#define MT_WL_RX_BUSY BIT(30) +#define MT_WL_TX_BUSY BIT(31) + +#define MT_UDMA_CONN_INFRA_STATUS MT_UMAC(0xa20) +#define MT_UDMA_CONN_WFSYS_INIT_DONE BIT(22) +#define MT_UDMA_CONN_INFRA_STATUS_SEL MT_UMAC(0xa24) + +#define MT_SSUSB_EPCTL_CSR(ofs) (0x74011800 + (ofs)) +#define MT_SSUSB_EPCTL_CSR_EP_RST_OPT MT_SSUSB_EPCTL_CSR(0x090) + +#define MT_UWFDMA0(ofs) (0x7c024000 + (ofs)) +#define MT_UWFDMA0_GLO_CFG MT_UWFDMA0(0x208) +#define MT_UWFDMA0_GLO_CFG_EXT0 MT_UWFDMA0(0x2b0) +#define MT_UWFDMA0_TX_RING_EXT_CTRL(_n) MT_UWFDMA0(0x600 + ((_n) << 2)) + +#define MT_CONN_STATUS 0x7c053c10 +#define MT_WIFI_PATCH_DL_STATE BIT(0) + #define MT_CONN_ON_LPCTL 0x7c060010 #define PCIE_LPCR_HOST_OWN_SYNC BIT(2) #define PCIE_LPCR_HOST_CLR_OWN BIT(1) @@ -464,6 +513,7 @@ #define WFSYS_SW_INIT_DONE BIT(4) #define MT_CONN_ON_MISC 0x7c0600f0 +#define MT_TOP_MISC2_FW_PWR_ON BIT(0) #define MT_TOP_MISC2_FW_N9_RDY GENMASK(1, 0) #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c index 65d693902c22..af26d59fa2f0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c @@ -41,6 +41,7 @@ static void mt7921s_unregister_device(struct mt7921_dev *dev) { struct mt76_connac_pm *pm = &dev->pm; + cancel_work_sync(&dev->init_work); mt76_unregister_device(&dev->mt76); cancel_delayed_work_sync(&pm->ps_work); cancel_work_sync(&pm->wake_work); @@ -58,7 +59,10 @@ static int mt7921s_parse_intr(struct mt76_dev *dev, struct mt76s_intr *intr) struct mt7921_sdio_intr *irq_data = sdio->intr_data; int i, err; + sdio_claim_host(sdio->func); err = sdio_readsb(sdio->func, irq_data, MCR_WHISR, sizeof(*irq_data)); + sdio_release_host(sdio->func); + if (err < 0) return err; @@ -88,9 +92,9 @@ static int mt7921s_probe(struct sdio_func *func, .survey_flags = SURVEY_INFO_TIME_TX | SURVEY_INFO_TIME_RX | SURVEY_INFO_TIME_BSS_RX, - .tx_prepare_skb = mt7921s_tx_prepare_skb, - .tx_complete_skb = mt7921s_tx_complete_skb, - .tx_status_data = mt7921s_tx_status_data, + .tx_prepare_skb = mt7921_usb_sdio_tx_prepare_skb, + .tx_complete_skb = mt7921_usb_sdio_tx_complete_skb, + .tx_status_data = mt7921_usb_sdio_tx_status_data, .rx_skb = mt7921_queue_rx_skb, .sta_ps = mt7921_sta_ps, .sta_add = mt7921_mac_sta_add, @@ -118,7 +122,7 @@ static int mt7921s_probe(struct sdio_func *func, struct mt7921_dev *dev; struct mt76_dev *mdev; - int ret, i; + int ret; mdev = mt76_alloc_device(&func->dev, sizeof(*dev), &mt7921_ops, &drv_ops); @@ -151,16 +155,6 @@ static int mt7921s_probe(struct sdio_func *func, goto error; } - for (i = 0; i < ARRAY_SIZE(mdev->sdio.xmit_buf); i++) { - mdev->sdio.xmit_buf[i] = devm_kmalloc(mdev->dev, - MT76S_XMIT_BUF_SZ, - GFP_KERNEL); - if (!mdev->sdio.xmit_buf[i]) { - ret = -ENOMEM; - goto error; - } - } - ret = mt76s_alloc_rx_queue(mdev, MT_RXQ_MAIN); if (ret) goto error; diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c index ccaf8134cec7..1b3adb3d91e8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c @@ -60,7 +60,11 @@ int mt7921s_wfsys_reset(struct mt7921_dev *dev) sdio_release_host(sdio->func); + clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); + /* activate mt7921s again */ + mt7921s_mcu_drv_pmctrl(dev); + mt76_clear(dev, MT_CONN_STATUS, MT_WIFI_PATCH_DL_STATE); mt7921s_mcu_fw_pmctrl(dev); mt7921s_mcu_drv_pmctrl(dev); @@ -81,7 +85,6 @@ int mt7921s_init_reset(struct mt7921_dev *dev) mt7921s_wfsys_reset(dev); mt76_worker_enable(&dev->mt76.sdio.txrx_worker); - clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); clear_bit(MT76_MCU_RESET, &dev->mphy.state); mt7921s_enable_irq(&dev->mt76); @@ -114,7 +117,6 @@ int mt7921s_mac_reset(struct mt7921_dev *dev) mt76_worker_enable(&dev->mt76.sdio.net_worker); dev->fw_assert = false; - clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); clear_bit(MT76_MCU_RESET, &dev->mphy.state); mt7921s_enable_irq(&dev->mt76); @@ -138,86 +140,3 @@ out: return err; } - -static void -mt7921s_write_txwi(struct mt7921_dev *dev, struct mt76_wcid *wcid, - enum mt76_txq_id qid, struct ieee80211_sta *sta, - struct ieee80211_key_conf *key, int pid, - struct sk_buff *skb) -{ - __le32 *txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE); - - memset(txwi, 0, MT_SDIO_TXD_SIZE); - mt7921_mac_write_txwi(dev, txwi, skb, wcid, key, pid, false); - skb_push(skb, MT_SDIO_TXD_SIZE); -} - -int mt7921s_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, - enum mt76_txq_id qid, struct mt76_wcid *wcid, - struct ieee80211_sta *sta, - struct mt76_tx_info *tx_info) -{ - struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); - struct ieee80211_key_conf *key = info->control.hw_key; - struct sk_buff *skb = tx_info->skb; - int err, pad, pktid; - - if (unlikely(tx_info->skb->len <= ETH_HLEN)) - return -EINVAL; - - if (!wcid) - wcid = &dev->mt76.global_wcid; - - if (sta) { - struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; - - if (time_after(jiffies, msta->last_txs + HZ / 4)) { - info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; - msta->last_txs = jiffies; - } - } - - pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); - mt7921s_write_txwi(dev, wcid, qid, sta, key, pktid, skb); - - mt7921_skb_add_sdio_hdr(skb, MT7921_SDIO_DATA); - pad = round_up(skb->len, 4) - skb->len; - - err = mt76_skb_adjust_pad(skb, pad); - if (err) - /* Release pktid in case of error. */ - idr_remove(&wcid->pktid, pktid); - - return err; -} - -void mt7921s_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e) -{ - __le32 *txwi = (__le32 *)(e->skb->data + MT_SDIO_HDR_SIZE); - unsigned int headroom = MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE; - struct ieee80211_sta *sta; - struct mt76_wcid *wcid; - u16 idx; - - idx = FIELD_GET(MT_TXD1_WLAN_IDX, le32_to_cpu(txwi[1])); - wcid = rcu_dereference(mdev->wcid[idx]); - sta = wcid_to_sta(wcid); - - if (sta && likely(e->skb->protocol != cpu_to_be16(ETH_P_PAE))) - mt7921_tx_check_aggr(sta, txwi); - - skb_pull(e->skb, headroom); - mt76_tx_complete_skb(mdev, e->wcid, e->skb); -} - -bool mt7921s_tx_status_data(struct mt76_dev *mdev, u8 *update) -{ - struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); - - mt7921_mutex_acquire(dev); - mt7921_mac_sta_poll(dev); - mt7921_mutex_release(dev); - - return false; -} diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c index d20f2ff01be1..54a5c712a3c3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c @@ -36,7 +36,7 @@ mt7921s_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, if (cmd == MCU_CMD(FW_SCATTER)) type = MT7921_SDIO_FWDL; - mt7921_skb_add_sdio_hdr(skb, type); + mt7921_skb_add_usb_sdio_hdr(dev, skb, type); pad = round_up(skb->len, 4) - skb->len; __skb_put_zero(skb, pad); @@ -49,6 +49,26 @@ mt7921s_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, return ret; } +static u32 mt7921s_read_rm3r(struct mt7921_dev *dev) +{ + struct mt76_sdio *sdio = &dev->mt76.sdio; + + return sdio_readl(sdio->func, MCR_D2HRM3R, NULL); +} + +static u32 mt7921s_clear_rm3r_drv_own(struct mt7921_dev *dev) +{ + struct mt76_sdio *sdio = &dev->mt76.sdio; + u32 val; + + val = sdio_readl(sdio->func, MCR_D2HRM3R, NULL); + if (val) + sdio_writel(sdio->func, H2D_SW_INT_CLEAR_MAILBOX_ACK, + MCR_WSICR, NULL); + + return val; +} + int mt7921s_mcu_init(struct mt7921_dev *dev) { static const struct mt76_mcu_ops mt7921s_mcu_ops = { @@ -88,6 +108,12 @@ int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev) err = readx_poll_timeout(mt76s_read_pcr, &dev->mt76, status, status & WHLPCR_IS_DRIVER_OWN, 2000, 1000000); + + if (!err && test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) + err = readx_poll_timeout(mt7921s_read_rm3r, dev, status, + status & D2HRM3R_IS_DRIVER_OWN, + 2000, 1000000); + sdio_release_host(func); if (err < 0) { @@ -115,12 +141,24 @@ int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev) sdio_claim_host(func); + if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) { + err = readx_poll_timeout(mt7921s_clear_rm3r_drv_own, + dev, status, + !(status & D2HRM3R_IS_DRIVER_OWN), + 2000, 1000000); + if (err < 0) { + dev_err(dev->mt76.dev, "mailbox ACK not cleared\n"); + goto err; + } + } + sdio_writel(func, WHLPCR_FW_OWN_REQ_SET, MCR_WHLPCR, NULL); err = readx_poll_timeout(mt76s_read_pcr, &dev->mt76, status, !(status & WHLPCR_IS_DRIVER_OWN), 2000, 1000000); sdio_release_host(func); +err: if (err < 0) { dev_err(dev->mt76.dev, "firmware own failed\n"); clear_bit(MT76_STATE_PM, &mphy->state); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/usb.c b/drivers/net/wireless/mediatek/mt76/mt7921/usb.c new file mode 100644 index 000000000000..b7771e9f1fcd --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/usb.c @@ -0,0 +1,306 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2022 MediaTek Inc. + * + * Author: Lorenzo Bianconi <lorenzo@kernel.org> + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/usb.h> + +#include "mt7921.h" +#include "mcu.h" +#include "mac.h" + +static const struct usb_device_id mt7921u_device_table[] = { + { USB_DEVICE_AND_INTERFACE_INFO(0x0e8d, 0x7961, 0xff, 0xff, 0xff) }, + { }, +}; + +static u32 mt7921u_rr(struct mt76_dev *dev, u32 addr) +{ + u32 ret; + + mutex_lock(&dev->usb.usb_ctrl_mtx); + ret = ___mt76u_rr(dev, MT_VEND_READ_EXT, + USB_DIR_IN | MT_USB_TYPE_VENDOR, addr); + mutex_unlock(&dev->usb.usb_ctrl_mtx); + + return ret; +} + +static void mt7921u_wr(struct mt76_dev *dev, u32 addr, u32 val) +{ + mutex_lock(&dev->usb.usb_ctrl_mtx); + ___mt76u_wr(dev, MT_VEND_WRITE_EXT, + USB_DIR_OUT | MT_USB_TYPE_VENDOR, addr, val); + mutex_unlock(&dev->usb.usb_ctrl_mtx); +} + +static u32 mt7921u_rmw(struct mt76_dev *dev, u32 addr, + u32 mask, u32 val) +{ + mutex_lock(&dev->usb.usb_ctrl_mtx); + val |= ___mt76u_rr(dev, MT_VEND_READ_EXT, + USB_DIR_IN | MT_USB_TYPE_VENDOR, addr) & ~mask; + ___mt76u_wr(dev, MT_VEND_WRITE_EXT, + USB_DIR_OUT | MT_USB_TYPE_VENDOR, addr, val); + mutex_unlock(&dev->usb.usb_ctrl_mtx); + + return val; +} + +static void mt7921u_copy(struct mt76_dev *dev, u32 offset, + const void *data, int len) +{ + struct mt76_usb *usb = &dev->usb; + int ret, i = 0, batch_len; + const u8 *val = data; + + len = round_up(len, 4); + + mutex_lock(&usb->usb_ctrl_mtx); + while (i < len) { + batch_len = min_t(int, usb->data_len, len - i); + memcpy(usb->data, val + i, batch_len); + ret = __mt76u_vendor_request(dev, MT_VEND_WRITE_EXT, + USB_DIR_OUT | MT_USB_TYPE_VENDOR, + (offset + i) >> 16, offset + i, + usb->data, batch_len); + if (ret < 0) + break; + + i += batch_len; + } + mutex_unlock(&usb->usb_ctrl_mtx); +} + +int mt7921u_mcu_power_on(struct mt7921_dev *dev) +{ + int ret; + + ret = mt76u_vendor_request(&dev->mt76, MT_VEND_POWER_ON, + USB_DIR_OUT | MT_USB_TYPE_VENDOR, + 0x0, 0x1, NULL, 0); + if (ret) + return ret; + + if (!mt76_poll_msec(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_PWR_ON, + MT_TOP_MISC2_FW_PWR_ON, 500)) { + dev_err(dev->mt76.dev, "Timeout for power on\n"); + ret = -EIO; + } + + return ret; +} + +static int +mt7921u_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, + int cmd, int *seq) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + u32 pad, ep; + int ret; + + ret = mt7921_mcu_fill_message(mdev, skb, cmd, seq); + if (ret) + return ret; + + if (cmd != MCU_CMD(FW_SCATTER)) + ep = MT_EP_OUT_INBAND_CMD; + else + ep = MT_EP_OUT_AC_BE; + + mt7921_skb_add_usb_sdio_hdr(dev, skb, 0); + pad = round_up(skb->len, 4) + 4 - skb->len; + __skb_put_zero(skb, pad); + + ret = mt76u_bulk_msg(&dev->mt76, skb->data, skb->len, NULL, + 1000, ep); + dev_kfree_skb(skb); + + return ret; +} + +static int mt7921u_mcu_init(struct mt7921_dev *dev) +{ + static const struct mt76_mcu_ops mcu_ops = { + .headroom = MT_SDIO_HDR_SIZE + sizeof(struct mt7921_mcu_txd), + .tailroom = MT_USB_TAIL_SIZE, + .mcu_skb_send_msg = mt7921u_mcu_send_message, + .mcu_parse_response = mt7921_mcu_parse_response, + .mcu_restart = mt76_connac_mcu_restart, + }; + int ret; + + dev->mt76.mcu_ops = &mcu_ops; + + mt76_set(dev, MT_UDMA_TX_QSEL, MT_FW_DL_EN); + ret = mt7921_run_firmware(dev); + if (ret) + return ret; + + set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); + mt76_clear(dev, MT_UDMA_TX_QSEL, MT_FW_DL_EN); + + return 0; +} + +static void mt7921u_stop(struct ieee80211_hw *hw) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mt76u_stop_tx(&dev->mt76); + mt7921_stop(hw); +} + +static void mt7921u_cleanup(struct mt7921_dev *dev) +{ + clear_bit(MT76_STATE_INITIALIZED, &dev->mphy.state); + mt7921u_wfsys_reset(dev); + mt7921_mcu_exit(dev); + mt76u_queues_deinit(&dev->mt76); +} + +static int mt7921u_probe(struct usb_interface *usb_intf, + const struct usb_device_id *id) +{ + static const struct mt76_driver_ops drv_ops = { + .txwi_size = MT_SDIO_TXD_SIZE, + .drv_flags = MT_DRV_RX_DMA_HDR | MT_DRV_HW_MGMT_TXQ, + .survey_flags = SURVEY_INFO_TIME_TX | + SURVEY_INFO_TIME_RX | + SURVEY_INFO_TIME_BSS_RX, + .tx_prepare_skb = mt7921_usb_sdio_tx_prepare_skb, + .tx_complete_skb = mt7921_usb_sdio_tx_complete_skb, + .tx_status_data = mt7921_usb_sdio_tx_status_data, + .rx_skb = mt7921_queue_rx_skb, + .sta_ps = mt7921_sta_ps, + .sta_add = mt7921_mac_sta_add, + .sta_assoc = mt7921_mac_sta_assoc, + .sta_remove = mt7921_mac_sta_remove, + .update_survey = mt7921_update_channel, + }; + static const struct mt7921_hif_ops hif_ops = { + .mcu_init = mt7921u_mcu_init, + .init_reset = mt7921u_init_reset, + .reset = mt7921u_mac_reset, + }; + static struct mt76_bus_ops bus_ops = { + .rr = mt7921u_rr, + .wr = mt7921u_wr, + .rmw = mt7921u_rmw, + .read_copy = mt76u_read_copy, + .write_copy = mt7921u_copy, + .type = MT76_BUS_USB, + }; + struct usb_device *udev = interface_to_usbdev(usb_intf); + struct ieee80211_ops *ops; + struct ieee80211_hw *hw; + struct mt7921_dev *dev; + struct mt76_dev *mdev; + int ret; + + ops = devm_kmemdup(&usb_intf->dev, &mt7921_ops, sizeof(mt7921_ops), + GFP_KERNEL); + if (!ops) + return -ENOMEM; + + ops->stop = mt7921u_stop; + + mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), ops, &drv_ops); + if (!mdev) + return -ENOMEM; + + dev = container_of(mdev, struct mt7921_dev, mt76); + dev->hif_ops = &hif_ops; + + udev = usb_get_dev(udev); + usb_reset_device(udev); + + usb_set_intfdata(usb_intf, dev); + + ret = __mt76u_init(mdev, usb_intf, &bus_ops); + if (ret < 0) + goto error; + + mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) | + (mt76_rr(dev, MT_HW_REV) & 0xff); + dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + + if (mt76_get_field(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY)) { + ret = mt7921u_wfsys_reset(dev); + if (ret) + goto error; + } + + ret = mt7921u_mcu_power_on(dev); + if (ret) + goto error; + + ret = mt76u_alloc_mcu_queue(&dev->mt76); + if (ret) + goto error; + + ret = mt76u_alloc_queues(&dev->mt76); + if (ret) + goto error; + + ret = mt7921u_dma_init(dev); + if (ret) + return ret; + + hw = mt76_hw(dev); + /* check hw sg support in order to enable AMSDU */ + hw->max_tx_fragments = mdev->usb.sg_en ? MT_HW_TXP_MAX_BUF_NUM : 1; + + ret = mt7921_register_device(dev); + if (ret) + goto error; + + return 0; + +error: + mt76u_queues_deinit(&dev->mt76); + + usb_set_intfdata(usb_intf, NULL); + usb_put_dev(interface_to_usbdev(usb_intf)); + + mt76_free_device(&dev->mt76); + + return ret; +} + +static void mt7921u_disconnect(struct usb_interface *usb_intf) +{ + struct mt7921_dev *dev = usb_get_intfdata(usb_intf); + + cancel_work_sync(&dev->init_work); + if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state)) + return; + + mt76_unregister_device(&dev->mt76); + mt7921u_cleanup(dev); + + usb_set_intfdata(usb_intf, NULL); + usb_put_dev(interface_to_usbdev(usb_intf)); + + mt76_free_device(&dev->mt76); +} + +MODULE_DEVICE_TABLE(usb, mt7921u_device_table); +MODULE_FIRMWARE(MT7921_FIRMWARE_WM); +MODULE_FIRMWARE(MT7921_ROM_PATCH); + +static struct usb_driver mt7921u_driver = { + .name = KBUILD_MODNAME, + .id_table = mt7921u_device_table, + .probe = mt7921u_probe, + .disconnect = mt7921u_disconnect, + .soft_unbind = 1, + .disable_hub_initiated_lpm = 1, +}; +module_usb_driver(mt7921u_driver); + +MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/usb_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/usb_mac.c new file mode 100644 index 000000000000..99bcbd858b65 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/usb_mac.c @@ -0,0 +1,252 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2022 MediaTek Inc. + * + * Author: Lorenzo Bianconi <lorenzo@kernel.org> + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/usb.h> + +#include "mt7921.h" +#include "mcu.h" +#include "mac.h" + +static u32 mt7921u_uhw_rr(struct mt76_dev *dev, u32 addr) +{ + u32 ret; + + mutex_lock(&dev->usb.usb_ctrl_mtx); + ret = ___mt76u_rr(dev, MT_VEND_DEV_MODE, + USB_DIR_IN | MT_USB_TYPE_UHW_VENDOR, addr); + mutex_unlock(&dev->usb.usb_ctrl_mtx); + + return ret; +} + +static void mt7921u_uhw_wr(struct mt76_dev *dev, u32 addr, u32 val) +{ + mutex_lock(&dev->usb.usb_ctrl_mtx); + ___mt76u_wr(dev, MT_VEND_WRITE, + USB_DIR_OUT | MT_USB_TYPE_UHW_VENDOR, addr, val); + mutex_unlock(&dev->usb.usb_ctrl_mtx); +} + +static void mt7921u_dma_prefetch(struct mt7921_dev *dev) +{ + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(0), + MT_WPDMA0_MAX_CNT_MASK, 4); + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(0), + MT_WPDMA0_BASE_PTR_MASK, 0x80); + + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(1), + MT_WPDMA0_MAX_CNT_MASK, 4); + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(1), + MT_WPDMA0_BASE_PTR_MASK, 0xc0); + + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(2), + MT_WPDMA0_MAX_CNT_MASK, 4); + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(2), + MT_WPDMA0_BASE_PTR_MASK, 0x100); + + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(3), + MT_WPDMA0_MAX_CNT_MASK, 4); + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(3), + MT_WPDMA0_BASE_PTR_MASK, 0x140); + + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(4), + MT_WPDMA0_MAX_CNT_MASK, 4); + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(4), + MT_WPDMA0_BASE_PTR_MASK, 0x180); + + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(16), + MT_WPDMA0_MAX_CNT_MASK, 4); + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(16), + MT_WPDMA0_BASE_PTR_MASK, 0x280); + + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(17), + MT_WPDMA0_MAX_CNT_MASK, 4); + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(17), + MT_WPDMA0_BASE_PTR_MASK, 0x2c0); +} + +static void mt7921u_wfdma_init(struct mt7921_dev *dev) +{ + mt7921u_dma_prefetch(dev); + + mt76_clear(dev, MT_UWFDMA0_GLO_CFG, MT_WFDMA0_GLO_CFG_OMIT_RX_INFO); + mt76_set(dev, MT_UWFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_OMIT_TX_INFO | + MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2 | + MT_WFDMA0_GLO_CFG_FW_DWLD_BYPASS_DMASHDL | + MT_WFDMA0_GLO_CFG_TX_DMA_EN | + MT_WFDMA0_GLO_CFG_RX_DMA_EN); + + /* disable dmashdl */ + mt76_clear(dev, MT_UWFDMA0_GLO_CFG_EXT0, + MT_WFDMA0_CSR_TX_DMASHDL_ENABLE); + mt76_set(dev, MT_DMASHDL_SW_CONTROL, MT_DMASHDL_DMASHDL_BYPASS); + + mt76_set(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); +} + +static int mt7921u_dma_rx_evt_ep4(struct mt7921_dev *dev) +{ + if (!mt76_poll(dev, MT_UWFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 1000)) + return -ETIMEDOUT; + + mt76_clear(dev, MT_UWFDMA0_GLO_CFG, MT_WFDMA0_GLO_CFG_RX_DMA_EN); + mt76_set(dev, MT_WFDMA_HOST_CONFIG, + MT_WFDMA_HOST_CONFIG_USB_RXEVT_EP4_EN); + mt76_set(dev, MT_UWFDMA0_GLO_CFG, MT_WFDMA0_GLO_CFG_RX_DMA_EN); + + return 0; +} + +static void mt7921u_epctl_rst_opt(struct mt7921_dev *dev, bool reset) +{ + u32 val; + + /* usb endpoint reset opt + * bits[4,9]: out blk ep 4-9 + * bits[20,21]: in blk ep 4-5 + * bits[22]: in int ep 6 + */ + val = mt7921u_uhw_rr(&dev->mt76, MT_SSUSB_EPCTL_CSR_EP_RST_OPT); + if (reset) + val |= GENMASK(9, 4) | GENMASK(22, 20); + else + val &= ~(GENMASK(9, 4) | GENMASK(22, 20)); + mt7921u_uhw_wr(&dev->mt76, MT_SSUSB_EPCTL_CSR_EP_RST_OPT, val); +} + +int mt7921u_dma_init(struct mt7921_dev *dev) +{ + int err; + + mt7921u_wfdma_init(dev); + + mt76_clear(dev, MT_UDMA_WLCFG_0, MT_WL_RX_FLUSH); + + mt76_set(dev, MT_UDMA_WLCFG_0, + MT_WL_RX_EN | MT_WL_TX_EN | + MT_WL_RX_MPSZ_PAD0 | MT_TICK_1US_EN); + mt76_clear(dev, MT_UDMA_WLCFG_0, + MT_WL_RX_AGG_TO | MT_WL_RX_AGG_LMT); + mt76_clear(dev, MT_UDMA_WLCFG_1, MT_WL_RX_AGG_PKT_LMT); + + err = mt7921u_dma_rx_evt_ep4(dev); + if (err) + return err; + + mt7921u_epctl_rst_opt(dev, false); + + return 0; +} + +int mt7921u_wfsys_reset(struct mt7921_dev *dev) +{ + u32 val; + int i; + + mt7921u_epctl_rst_opt(dev, false); + + val = mt7921u_uhw_rr(&dev->mt76, MT_CBTOP_RGU_WF_SUBSYS_RST); + val |= MT_CBTOP_RGU_WF_SUBSYS_RST_WF_WHOLE_PATH; + mt7921u_uhw_wr(&dev->mt76, MT_CBTOP_RGU_WF_SUBSYS_RST, val); + + usleep_range(10, 20); + + val = mt7921u_uhw_rr(&dev->mt76, MT_CBTOP_RGU_WF_SUBSYS_RST); + val &= ~MT_CBTOP_RGU_WF_SUBSYS_RST_WF_WHOLE_PATH; + mt7921u_uhw_wr(&dev->mt76, MT_CBTOP_RGU_WF_SUBSYS_RST, val); + + mt7921u_uhw_wr(&dev->mt76, MT_UDMA_CONN_INFRA_STATUS_SEL, 0); + for (i = 0; i < MT7921_WFSYS_INIT_RETRY_COUNT; i++) { + val = mt7921u_uhw_rr(&dev->mt76, MT_UDMA_CONN_INFRA_STATUS); + if (val & MT_UDMA_CONN_WFSYS_INIT_DONE) + break; + + msleep(100); + } + + if (i == MT7921_WFSYS_INIT_RETRY_COUNT) + return -ETIMEDOUT; + + return 0; +} + +int mt7921u_init_reset(struct mt7921_dev *dev) +{ + set_bit(MT76_RESET, &dev->mphy.state); + + wake_up(&dev->mt76.mcu.wait); + mt7921_mcu_exit(dev); + + mt76u_stop_rx(&dev->mt76); + mt76u_stop_tx(&dev->mt76); + + mt7921u_wfsys_reset(dev); + + clear_bit(MT76_RESET, &dev->mphy.state); + + return mt76u_resume_rx(&dev->mt76); +} + +int mt7921u_mac_reset(struct mt7921_dev *dev) +{ + int err; + + mt76_txq_schedule_all(&dev->mphy); + mt76_worker_disable(&dev->mt76.tx_worker); + + set_bit(MT76_RESET, &dev->mphy.state); + set_bit(MT76_MCU_RESET, &dev->mphy.state); + + wake_up(&dev->mt76.mcu.wait); + mt7921_mcu_exit(dev); + + mt76u_stop_rx(&dev->mt76); + mt76u_stop_tx(&dev->mt76); + + mt7921u_wfsys_reset(dev); + + clear_bit(MT76_MCU_RESET, &dev->mphy.state); + err = mt76u_resume_rx(&dev->mt76); + if (err) + goto out; + + err = mt7921u_mcu_power_on(dev); + if (err) + goto out; + + err = mt7921u_dma_init(dev); + if (err) + goto out; + + mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); + mt76_set(dev, MT_UDMA_TX_QSEL, MT_FW_DL_EN); + + err = mt7921_run_firmware(dev); + if (err) + goto out; + + mt76_clear(dev, MT_UDMA_TX_QSEL, MT_FW_DL_EN); + + err = mt7921_mcu_set_eeprom(dev); + if (err) + goto out; + + err = mt7921_mac_init(dev); + if (err) + goto out; + + err = __mt7921_start(&dev->phy); +out: + clear_bit(MT76_RESET, &dev->mphy.state); + + mt76_worker_enable(&dev->mt76.tx_worker); + + return err; +} |