add mt7916 support

index 1f6ba30..2f8b72b 100644
@@ -1,7 +1,14 @@
 // SPDX-License-Identifier: ISC
 /* Copyright (C) 2020 MediaTek Inc. */
 
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/pci.h>
+
 #include "mt7915.h"
+#include "mac.h"
+#include "../trace.h"
 
 static u32 mt7915_reg_map_l1(struct mt7915_dev *dev, u32 addr)
 {

@@ -125,7 +132,9 @@ static u32 mt7915_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val)
 	return dev->bus_ops->rmw(mdev, addr, mask, val);
 }
 
-int mt7915_mmio_init(struct mt76_dev *mdev, void __iomem *mem_base, int irq)
+static int mt7915_mmio_init(struct mt76_dev *mdev,
+			    void __iomem *mem_base,
+			    u32 device_id)
 {
 	struct mt76_bus_ops *bus_ops;
 	struct mt7915_dev *dev;

@@ -148,7 +157,228 @@ int mt7915_mmio_init(struct mt76_dev *mdev, void __iomem *mem_base, int irq)
 		    (mt76_rr(dev, MT_HW_REV) & 0xff);
 	dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
 
+	return 0;
+}
+
+void mt7915_dual_hif_set_irq_mask(struct mt7915_dev *dev,
+				  bool write_reg,
+				  u32 clear, u32 set)
+{
+	struct mt76_dev *mdev = &dev->mt76;
+	unsigned long flags;
+
+	spin_lock_irqsave(&mdev->mmio.irq_lock, flags);
+
+	mdev->mmio.irqmask &= ~clear;
+	mdev->mmio.irqmask |= set;
+
+	if (write_reg) {
+		mt76_wr(dev, MT_INT_MASK_CSR, mdev->mmio.irqmask);
+		mt76_wr(dev, MT_INT1_MASK_CSR, mdev->mmio.irqmask);
+	}
+
+	spin_unlock_irqrestore(&mdev->mmio.irq_lock, flags);
+}
+
+static void mt7915_rx_poll_complete(struct mt76_dev *mdev,
+				    enum mt76_rxq_id q)
+{
+	struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+	static const u32 rx_irq_mask[] = {
+		[MT_RXQ_MAIN] = MT_INT_RX_DONE_DATA0,
+		[MT_RXQ_EXT] = MT_INT_RX_DONE_DATA1,
+		[MT_RXQ_MCU] = MT_INT_RX_DONE_WM,
+		[MT_RXQ_MCU_WA] = MT_INT_RX_DONE_WA,
+		[MT_RXQ_EXT_WA] = MT_INT_RX_DONE_WA_EXT,
+	};
+
+	mt7915_irq_enable(dev, rx_irq_mask[q]);
+}
+
+/* TODO: support 2/4/6/8 MSI-X vectors */
+static void mt7915_irq_tasklet(struct tasklet_struct *t)
+{
+	struct mt7915_dev *dev = from_tasklet(dev, t, irq_tasklet);
+	u32 intr, intr1, mask;
+
 	mt76_wr(dev, MT_INT_MASK_CSR, 0);
+	if (dev->hif2)
+		mt76_wr(dev, MT_INT1_MASK_CSR, 0);
+
+	intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
+	intr &= dev->mt76.mmio.irqmask;
+	mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
+
+	if (dev->hif2) {
+		intr1 = mt76_rr(dev, MT_INT1_SOURCE_CSR);
+		intr1 &= dev->mt76.mmio.irqmask;
+		mt76_wr(dev, MT_INT1_SOURCE_CSR, intr1);
+
+		intr |= intr1;
+	}
+
+	trace_dev_irq(&dev->mt76, intr, dev->mt76.mmio.irqmask);
+
+	mask = intr & MT_INT_RX_DONE_ALL;
+	if (intr & MT_INT_TX_DONE_MCU)
+		mask |= MT_INT_TX_DONE_MCU;
+
+	mt7915_irq_disable(dev, mask);
+
+	if (intr & MT_INT_TX_DONE_MCU)
+		napi_schedule(&dev->mt76.tx_napi);
+
+	if (intr & MT_INT_RX_DONE_DATA0)
+		napi_schedule(&dev->mt76.napi[MT_RXQ_MAIN]);
+
+	if (intr & MT_INT_RX_DONE_DATA1)
+		napi_schedule(&dev->mt76.napi[MT_RXQ_EXT]);
+
+	if (intr & MT_INT_RX_DONE_WM)
+		napi_schedule(&dev->mt76.napi[MT_RXQ_MCU]);
+
+	if (intr & MT_INT_RX_DONE_WA)
+		napi_schedule(&dev->mt76.napi[MT_RXQ_MCU_WA]);
+
+	if (intr & MT_INT_RX_DONE_WA_EXT)
+		napi_schedule(&dev->mt76.napi[MT_RXQ_EXT_WA]);
+
+	if (intr & MT_INT_MCU_CMD) {
+		u32 val = mt76_rr(dev, MT_MCU_CMD);
+
+		mt76_wr(dev, MT_MCU_CMD, val);
+		if (val & MT_MCU_CMD_ERROR_MASK) {
+			dev->reset_state = val;
+			ieee80211_queue_work(mt76_hw(dev), &dev->reset_work);
+			wake_up(&dev->reset_wait);
+		}
+	}
+}
+
+static irqreturn_t mt7915_irq_handler(int irq, void *dev_instance)
+{
+	struct mt7915_dev *dev = dev_instance;
+
+	mt76_wr(dev, MT_INT_MASK_CSR, 0);
+	if (dev->hif2)
+		mt76_wr(dev, MT_INT1_MASK_CSR, 0);
+
+	if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state))
+		return IRQ_NONE;
+
+	tasklet_schedule(&dev->irq_tasklet);
+
+	return IRQ_HANDLED;
+}
+
+int mt7915_mmio_probe(struct device *pdev,
+		      void __iomem *mem_base,
+		      u32 device_id,
+		      int irq, struct mt7915_hif *hif2)
+{
+	static const struct mt76_driver_ops drv_ops = {
+		/* txwi_size = txd size + txp size */
+		.txwi_size = MT_TXD_SIZE + sizeof(struct mt7915_txp),
+		.drv_flags = MT_DRV_TXWI_NO_FREE | MT_DRV_HW_MGMT_TXQ,
+		.survey_flags = SURVEY_INFO_TIME_TX |
+				SURVEY_INFO_TIME_RX |
+				SURVEY_INFO_TIME_BSS_RX,
+		.token_size = MT7915_TOKEN_SIZE,
+		.tx_prepare_skb = mt7915_tx_prepare_skb,
+		.tx_complete_skb = mt7915_tx_complete_skb,
+		.rx_skb = mt7915_queue_rx_skb,
+		.rx_poll_complete = mt7915_rx_poll_complete,
+		.sta_ps = mt7915_sta_ps,
+		.sta_add = mt7915_mac_sta_add,
+		.sta_remove = mt7915_mac_sta_remove,
+		.update_survey = mt7915_update_channel,
+	};
+	struct ieee80211_ops *ops;
+	struct mt7915_dev *dev;
+	struct mt76_dev *mdev;
+	int ret;
+
+	ops = devm_kmemdup(pdev, &mt7915_ops, sizeof(mt7915_ops), GFP_KERNEL);
+	if (!ops)
+		return -ENOMEM;
+
+	mdev = mt76_alloc_device(pdev, sizeof(*dev), ops, &drv_ops);
+	if (!mdev)
+		return -ENOMEM;
+
+	dev = container_of(mdev, struct mt7915_dev, mt76);
+
+	ret = mt7915_mmio_init(mdev, mem_base, device_id);
+	if (ret)
+		goto error;
+
+	tasklet_setup(&dev->irq_tasklet, mt7915_irq_tasklet);
+
+	mt76_wr(dev, MT_INT_MASK_CSR, 0);
+	/* master switch of PCIe tnterrupt enable */
+	if (dev_is_pci(pdev))
+		mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
+
+	ret = devm_request_irq(mdev->dev, irq, mt7915_irq_handler,
+			       IRQF_SHARED, KBUILD_MODNAME, dev);
+	if (ret)
+		goto error;
+
+	if (hif2) {
+		dev->hif2 = hif2;
+
+		mt76_wr(dev, MT_INT1_MASK_CSR, 0);
+		/* master switch of PCIe tnterrupt enable */
+		if (dev_is_pci(pdev))
+			mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE, 0xff);
+
+		ret = devm_request_irq(mdev->dev, dev->hif2->irq,
+				       mt7915_irq_handler, IRQF_SHARED,
+				       KBUILD_MODNAME "-hif", dev);
+		if (ret) {
+			put_device(dev->hif2->dev);
+			goto free_irq;
+		}
+	}
+
+	ret = mt7915_register_device(dev);
+	if (ret)
+		goto free_hif2_irq;
 
 	return 0;
+
+free_hif2_irq:
+	if (dev->hif2)
+		devm_free_irq(mdev->dev, dev->hif2->irq, dev);
+free_irq:
+	devm_free_irq(mdev->dev, irq, dev);
+error:
+	mt76_free_device(&dev->mt76);
+
+	return ret;
 }
+
+static int __init mt7915_init(void)
+{
+	int ret;
+
+	ret = pci_register_driver(&mt7915_hif_driver);
+	if (ret)
+		return ret;
+
+	ret = pci_register_driver(&mt7915_pci_driver);
+	if (ret)
+		pci_unregister_driver(&mt7915_hif_driver);
+
+	return ret;
+}
+
+static void __exit mt7915_exit(void)
+{
+	pci_unregister_driver(&mt7915_pci_driver);
+	pci_unregister_driver(&mt7915_hif_driver);
+}
+
+module_init(mt7915_init);
+module_exit(mt7915_exit);
+MODULE_LICENSE("Dual BSD/GPL");

index c6c846d..05a28c2 100644
@@ -369,7 +369,13 @@ static inline u8 mt7915_lmac_mapping(struct mt7915_dev *dev, u8 ac)
 
 extern const struct ieee80211_ops mt7915_ops;
 extern const struct mt76_testmode_ops mt7915_testmode_ops;
+extern struct pci_driver mt7915_pci_driver;
+extern struct pci_driver mt7915_hif_driver;
 
+int mt7915_mmio_probe(struct device *pdev,
+		      void __iomem *mem_base,
+		      u32 device_id,
+		      int irq, struct mt7915_hif *hif2);
 u32 mt7915_reg_map(struct mt7915_dev *dev, u32 addr);
 u64 __mt7915_get_tsf(struct ieee80211_hw *hw, struct mt7915_vif *mvif);
 int mt7915_register_device(struct mt7915_dev *dev);

@@ -503,7 +509,6 @@ void mt7915_mac_work(struct work_struct *work);
 void mt7915_mac_reset_work(struct work_struct *work);
 void mt7915_mac_sta_rc_work(struct work_struct *work);
 void mt7915_mac_update_stats(struct mt7915_phy *phy);
-int mt7915_mmio_init(struct mt76_dev *mdev, void __iomem *mem_base, int irq);
 void mt7915_mac_twt_teardown_flow(struct mt7915_dev *dev,
 				  struct mt7915_sta *msta,
 				  u8 flowid);

293 lines not on this page · raw message

index a15aa25..fa7553f 100644
@@ -302,14 +302,14 @@ mt7915_tx_stats_show(struct seq_file *file, void *data)
 DEFINE_SHOW_ATTRIBUTE(mt7915_tx_stats);
 
 static void
-mt7915_hw_queue_read(struct seq_file *s, u32 base, u32 size,
+mt7915_hw_queue_read(struct seq_file *s, u32 size,
 		     const struct hw_queue_map *map)
 {
 	struct mt7915_phy *phy = s->private;
 	struct mt7915_dev *dev = phy->dev;
 	u32 i, val;
 
-	val = mt76_rr(dev, base + MT_FL_Q_EMPTY);
+	val = mt76_rr(dev, MT_FL_Q_EMPTY);
 	for (i = 0; i < size; i++) {
 		u32 ctrl, head, tail, queued;
 

@@ -317,13 +317,13 @@ mt7915_hw_queue_read(struct seq_file *s, u32 base, u32 size,
 			continue;
 
 		ctrl = BIT(31) | (map[i].pid << 10) | (map[i].qid << 24);
-		mt76_wr(dev, base + MT_FL_Q0_CTRL, ctrl);
+		mt76_wr(dev, MT_FL_Q0_CTRL, ctrl);
 
-		head = mt76_get_field(dev, base + MT_FL_Q2_CTRL,
+		head = mt76_get_field(dev, MT_FL_Q2_CTRL,
 				      GENMASK(11, 0));
-		tail = mt76_get_field(dev, base + MT_FL_Q2_CTRL,
+		tail = mt76_get_field(dev, MT_FL_Q2_CTRL,
 				      GENMASK(27, 16));
-		queued = mt76_get_field(dev, base + MT_FL_Q3_CTRL,
+		queued = mt76_get_field(dev, MT_FL_Q3_CTRL,
 					GENMASK(11, 0));
 
 		seq_printf(s, "\t%s: ", map[i].name);

@@ -351,8 +351,8 @@ mt7915_sta_hw_queue_read(void *data, struct ieee80211_sta *sta)
 		if (val & BIT(offs))
 			continue;
 
-		mt76_wr(dev, MT_PLE_BASE + MT_FL_Q0_CTRL, ctrl | msta->wcid.idx);
-		qlen = mt76_get_field(dev, MT_PLE_BASE + MT_FL_Q3_CTRL,
+		mt76_wr(dev, MT_FL_Q0_CTRL, ctrl | msta->wcid.idx);
+		qlen = mt76_get_field(dev, MT_FL_Q3_CTRL,
 				      GENMASK(11, 0));
 		seq_printf(s, "\tSTA %pM wcid %d: AC%d%d queued:%d\n",
 			   sta->addr, msta->wcid.idx, msta->vif->wmm_idx,

@@ -414,7 +414,7 @@ mt7915_hw_queues_show(struct seq_file *file, void *data)
 		   val, head, tail);
 
 	seq_puts(file, "PLE non-empty queue info:\n");
-	mt7915_hw_queue_read(file, MT_PLE_BASE, ARRAY_SIZE(ple_queue_map),
+	mt7915_hw_queue_read(file, ARRAY_SIZE(ple_queue_map),
 			     &ple_queue_map[0]);
 
 	/* iterate per-sta ple queue */

@@ -422,7 +422,7 @@ mt7915_hw_queues_show(struct seq_file *file, void *data)
 					  mt7915_sta_hw_queue_read, file);
 	/* pse queue */
 	seq_puts(file, "PSE non-empty queue info:\n");
-	mt7915_hw_queue_read(file, MT_PSE_BASE, ARRAY_SIZE(pse_queue_map),
+	mt7915_hw_queue_read(file, ARRAY_SIZE(pse_queue_map),
 			     &pse_queue_map[0]);
 
 	return 0;

index 9182568..ad9678b 100644
@@ -7,6 +7,7 @@
 
 int mt7915_init_tx_queues(struct mt7915_phy *phy, int idx, int n_desc)
 {
+	struct mt7915_dev *dev = phy->dev;
 	int i, err;
 
 	err = mt76_init_tx_queue(phy->mt76, 0, idx, n_desc, MT_TX_RING_BASE);

@@ -74,7 +75,7 @@ void mt7915_dma_prefetch(struct mt7915_dev *dev)
 {
 	__mt7915_dma_prefetch(dev, 0);
 	if (dev->hif2)
-		__mt7915_dma_prefetch(dev, MT_WFDMA1_PCIE1_BASE - MT_WFDMA1_BASE);
+		__mt7915_dma_prefetch(dev, MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0));
 }
 
 int mt7915_dma_init(struct mt7915_dev *dev)

@@ -85,7 +86,7 @@ int mt7915_dma_init(struct mt7915_dev *dev)
 	mt76_dma_attach(&dev->mt76);
 
 	if (dev->hif2)
-		hif1_ofs = MT_WFDMA1_PCIE1_BASE - MT_WFDMA1_BASE;
+		hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
 
 	/* configure global setting */
 	mt76_set(dev, MT_WFDMA1_GLO_CFG,

index 5fcf35f..4216858 100644
@@ -1763,7 +1763,7 @@ static void
 mt7915_dma_reset(struct mt7915_dev *dev)
 {
 	struct mt76_phy *mphy_ext = dev->mt76.phy2;
-	u32 hif1_ofs = MT_WFDMA1_PCIE1_BASE - MT_WFDMA1_BASE;
+	u32 hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
 	int i;
 
 	mt76_clear(dev, MT_WFDMA0_GLO_CFG,

@@ -1925,8 +1925,8 @@ void mt7915_mac_update_stats(struct mt7915_phy *phy)
 	bool ext_phy = phy != &dev->phy;
 	int i, aggr0, aggr1, cnt;
 
-	mib->fcs_err_cnt += mt76_get_field(dev, MT_MIB_SDR3(ext_phy),
-					   MT_MIB_SDR3_FCS_ERR_MASK);
+	cnt = mt76_rr(dev, MT_MIB_SDR3(ext_phy));
+	mib->fcs_err_cnt += __FIELD_GET(MIB_SDR3_FCS_ERR, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR4(ext_phy));
 	mib->rx_fifo_full_cnt += FIELD_GET(MT_MIB_SDR4_RX_FIFO_FULL_MASK, cnt);

@@ -1953,10 +1953,10 @@ void mt7915_mac_update_stats(struct mt7915_phy *phy)
 	mib->tx_stop_q_empty_cnt += FIELD_GET(MT_MIB_SDR13_TX_STOP_Q_EMPTY_CNT_MASK, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR14(ext_phy));
-	mib->tx_mpdu_attempts_cnt += FIELD_GET(MT_MIB_SDR14_TX_MPDU_ATTEMPTS_CNT_MASK, cnt);
+	mib->tx_mpdu_attempts_cnt += __FIELD_GET(MIB_MPDU_ATTEMPTS_CNT, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR15(ext_phy));
-	mib->tx_mpdu_success_cnt += FIELD_GET(MT_MIB_SDR15_TX_MPDU_SUCCESS_CNT_MASK, cnt);
+	mib->tx_mpdu_success_cnt += __FIELD_GET(MIB_MPDU_SUCCESS_CNT, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR22(ext_phy));
 	mib->rx_ampdu_cnt += cnt;

@@ -1965,7 +1965,7 @@ void mt7915_mac_update_stats(struct mt7915_phy *phy)
 	mib->rx_ampdu_bytes_cnt += cnt;
 
 	cnt = mt76_rr(dev, MT_MIB_SDR24(ext_phy));
-	mib->rx_ampdu_valid_subframe_cnt += FIELD_GET(MT_MIB_SDR24_RX_AMPDU_SF_CNT_MASK, cnt);
+	mib->rx_ampdu_valid_subframe_cnt += __FIELD_GET(MIB_AMPDU_SF_CNT, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR25(ext_phy));
 	mib->rx_ampdu_valid_subframe_bytes_cnt += cnt;

@@ -1977,11 +1977,10 @@ void mt7915_mac_update_stats(struct mt7915_phy *phy)
 	mib->tx_rwp_need_cnt += FIELD_GET(MT_MIB_SDR28_TX_RWP_NEED_CNT_MASK, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR29(ext_phy));
-	mib->rx_pfdrop_cnt += FIELD_GET(MT_MIB_SDR29_RX_PFDROP_CNT_MASK, cnt);
+	mib->rx_pfdrop_cnt += __FIELD_GET(MIB_PF_DROP_CNT, cnt);
 
-	cnt = mt76_rr(dev, MT_MIB_SDR30(ext_phy));
-	mib->rx_vec_queue_overflow_drop_cnt +=
-		FIELD_GET(MT_MIB_SDR30_RX_VEC_QUEUE_OVERFLOW_DROP_CNT_MASK, cnt);
+	cnt = mt76_rr(dev, MT_MIB_SDRVEC(ext_phy));
+	mib->rx_vec_queue_overflow_drop_cnt += __FIELD_GET(MIB_VEC_DROP_CNT, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR31(ext_phy));
 	mib->rx_ba_cnt += cnt;

@@ -1989,10 +1988,11 @@ void mt7915_mac_update_stats(struct mt7915_phy *phy)
 	cnt = mt76_rr(dev, MT_MIB_SDR32(ext_phy));
 	mib->tx_pkt_ebf_cnt += FIELD_GET(MT_MIB_SDR32_TX_PKT_EBF_CNT_MASK, cnt);
 
-	cnt = mt76_rr(dev, MT_MIB_SDR33(ext_phy));
-	mib->tx_pkt_ibf_cnt += FIELD_GET(MT_MIB_SDR33_TX_PKT_IBF_CNT_MASK, cnt);
+	if (is_mt7915(&dev->mt76))
+		cnt = mt76_rr(dev, MT_MIB_SDR33(ext_phy));
+	mib->tx_pkt_ibf_cnt += __FIELD_GET(MIB_BF_TX_CNT, cnt);
 
-	cnt = mt76_rr(dev, MT_MIB_SDR34(ext_phy));
+	cnt = mt76_rr(dev, MT_MIB_SDRMUBF(ext_phy));
 	mib->tx_bf_cnt += FIELD_GET(MT_MIB_MU_BF_TX_CNT, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_DR8(ext_phy));

564 lines not on this page · raw message

index 05a28c2..b69e00d 100644
@@ -53,7 +53,7 @@ struct mt7915_dfs_pulse;
 struct mt7915_dfs_pattern;
 
 enum mt7915_txq_id {
-	MT7915_TXQ_FWDL = 16,
+	MT7915_TXQ_FWDL = 0,
 	MT7915_TXQ_MCU_WM,
 	MT7915_TXQ_BAND0,
 	MT7915_TXQ_BAND1,

@@ -250,6 +250,7 @@ struct mt7915_dev {
 	};
 
 	struct mt7915_hif *hif2;
+	const struct mt7915_reg_desc *reg;
 
 	const struct mt76_bus_ops *bus_ops;
 	struct tasklet_struct irq_tasklet;

@@ -376,7 +377,6 @@ int mt7915_mmio_probe(struct device *pdev,
 		      void __iomem *mem_base,
 		      u32 device_id,
 		      int irq, struct mt7915_hif *hif2);
-u32 mt7915_reg_map(struct mt7915_dev *dev, u32 addr);
 u64 __mt7915_get_tsf(struct ieee80211_hw *hw, struct mt7915_vif *mvif);
 int mt7915_register_device(struct mt7915_dev *dev);
 void mt7915_unregister_device(struct mt7915_dev *dev);

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index 5e1c150..3cc1acf 100644
@@ -93,7 +93,7 @@ mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q)
 {
 	int i;
 
-	if (!q)
+	if (!q || !q->ndesc)
 		return;
 
 	/* clear descriptors */

@@ -233,7 +233,7 @@ mt76_dma_tx_cleanup(struct mt76_dev *dev, struct mt76_queue *q, bool flush)
 	struct mt76_queue_entry entry;
 	int last;
 
-	if (!q)
+	if (!q || !q->ndesc)
 		return;
 
 	spin_lock_bh(&q->cleanup_lock);

@@ -448,6 +448,9 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q)
 	int len = SKB_WITH_OVERHEAD(q->buf_size);
 	int offset = q->buf_offset;
 
+	if (!q->ndesc)
+		return 0;
+
 	spin_lock_bh(&q->lock);
 
 	while (q->queued < q->ndesc - 1) {

@@ -484,6 +487,9 @@ mt76_dma_rx_cleanup(struct mt76_dev *dev, struct mt76_queue *q)
 	void *buf;
 	bool more;
 
+	if (!q->ndesc)
+		return;
+
 	spin_lock_bh(&q->lock);
 	do {
 		buf = mt76_dma_dequeue(dev, q, true, NULL, NULL, &more);

@@ -508,6 +514,9 @@ mt76_dma_rx_reset(struct mt76_dev *dev, enum mt76_rxq_id qid)
 	struct mt76_queue *q = &dev->q_rx[qid];
 	int i;
 
+	if (!q->ndesc)
+		return;
+
 	for (i = 0; i < q->ndesc; i++)
 		q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE);
 

index e2da720..8fd6890 100644
@@ -85,6 +85,7 @@ enum mt76_rxq_id {
 	MT_RXQ_MCU_WA,
 	MT_RXQ_EXT,
 	MT_RXQ_EXT_WA,
+	MT_RXQ_MAIN_WA,
 	__MT_RXQ_MAX
 };
 

444 lines not on this page · raw message

index 4b56358..f455c12 100644
@@ -397,8 +397,15 @@ mt7915_mac_init_band(struct mt7915_dev *dev, u8 band)
 static void mt7915_mac_init(struct mt7915_dev *dev)
 {
 	int i;
+	u32 rx_len = is_mt7915(&dev->mt76) ? 0x400 : 0x680;
+
+	/* config pse qid6 wfdma port selection */
+	if (!is_mt7915(&dev->mt76) && dev->hif2)
+		mt76_rmw(dev, MT_WF_PP_TOP_RXQ_WFDMA_CF_5, 0,
+			 MT_WF_PP_TOP_RXQ_QID6_WFDMA_HIF_SEL_MASK);
+
+	mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, rx_len);
 
-	mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, 0x400);
 	/* enable hardware de-agg */
 	mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN);
 

index 4216858..ba39f3d 100644
@@ -696,6 +696,10 @@ mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb)
 	if (!status->wcid || !ieee80211_is_data_qos(fc))
 		return 0;
 
+	/* drop no data frame */
+	if (fc & cpu_to_le16(IEEE80211_STYPE_NULLFUNC))
+		return -EINVAL;
+
 	status->aggr = unicast &&
 		       !ieee80211_is_qos_nullfunc(fc);
 	status->qos_ctl = qos_ctl;

index 0d67321..7ba5b1f 100644
@@ -55,8 +55,20 @@ static const struct __reg mt7915_reg[] = {
 	[INT1_MASK_CSR]		= { MT_WFDMA_EXT_CSR_BASE, 0x8c },
 	[INT_MCU_CMD_SOURCE]	= { MT_WFDMA1_BASE, 0x1f0 },
 	[INT_MCU_CMD_EVENT]	= { MT_MCU_WFDMA1_BASE, 0x108 },
+	[TX_RING_CTRL_FWDL]	= { MT_WFDMA1_BASE, 0x640 },
+	[TX_RING_CTRL_WM]	= { MT_WFDMA1_BASE, 0x644 },
+	[TX_RING_CTRL_BAND0]	= { MT_WFDMA1_BASE, 0x648 },
+	[TX_RING_CTRL_BAND1]	= { MT_WFDMA1_BASE, 0x64c },
+	[TX_RING_CTRL_WA]	= { MT_WFDMA1_BASE, 0x650 },
+	[RX_RING_CTRL_WM]	= { MT_WFDMA1_BASE, 0x680 },
+	[RX_RING_CTRL_WA]	= { INVALID_BASE, INVALID_OFFSET },
+	[RX_RING_CTRL_STS0]	= { MT_WFDMA1_BASE, 0x684 },
+	[RX_RING_CTRL_STS1]	= { MT_WFDMA1_BASE, 0x688 },
+	[RX_RING_CTRL_BAND0]	= { MT_WFDMA0_BASE, 0x680 },
+	[RX_RING_CTRL_BAND1]	= { MT_WFDMA0_BASE, 0x684 },
 	[TX_RING_BASE]		= { MT_WFDMA1_BASE, 0x400 },
 	[RX_EVENT_RING_BASE]	= { MT_WFDMA1_BASE, 0x500 },
+	[RX_STS_RING_BASE]	= { MT_WFDMA1_BASE, 0x510 },
 	[RX_DATA_RING_BASE]	= { MT_WFDMA0_BASE, 0x500 },
 	[TMAC_CDTR]		= { INVALID_BASE, 0x090 },
 	[TMAC_ODTR]		= { INVALID_BASE, 0x094 },

@@ -137,8 +149,20 @@ static const struct __reg mt7916_reg[] = {
 	[INT1_MASK_CSR]		= { MT_WFDMA0_PCIE1_BASE, 0x204 },
 	[INT_MCU_CMD_SOURCE]	= { MT_WFDMA0_BASE, 0x1f0 },
 	[INT_MCU_CMD_EVENT]	= { MT_MCU_WFDMA0_BASE, 0x108 },
+	[TX_RING_CTRL_FWDL]	= { MT_WFDMA0_BASE, 0x640 },
+	[TX_RING_CTRL_WM]	= { MT_WFDMA0_BASE, 0x644 },
+	[TX_RING_CTRL_BAND0]	= { MT_WFDMA0_BASE, 0x648 },
+	[TX_RING_CTRL_BAND1]	= { MT_WFDMA0_BASE, 0x64c },
+	[TX_RING_CTRL_WA]	= { MT_WFDMA0_BASE, 0x650 },
+	[RX_RING_CTRL_WM]	= { MT_WFDMA0_BASE, 0x680 },
+	[RX_RING_CTRL_WA]	= { MT_WFDMA0_BASE, 0x684 },
+	[RX_RING_CTRL_STS0]	= { MT_WFDMA0_BASE, 0x688 },
+	[RX_RING_CTRL_STS1]	= { MT_WFDMA0_BASE, 0x68c },
+	[RX_RING_CTRL_BAND0]	= { MT_WFDMA0_BASE, 0x690 },
+	[RX_RING_CTRL_BAND1]	= { MT_WFDMA0_BASE, 0x694 },
 	[TX_RING_BASE]		= { MT_WFDMA0_BASE, 0x400 },
 	[RX_EVENT_RING_BASE]	= { MT_WFDMA0_BASE, 0x500 },
+	[RX_STS_RING_BASE]	= { MT_WFDMA0_BASE, 0x520 },
 	[RX_DATA_RING_BASE]	= { MT_WFDMA0_BASE, 0x540 },
 	[TMAC_CDTR]		= { INVALID_BASE, 0x0c8 },
 	[TMAC_ODTR]		= { INVALID_BASE, 0x0cc },

@@ -547,18 +571,21 @@ static void mt7915_rx_poll_complete(struct mt76_dev *mdev,
 	case MT_RXQ_MAIN:
 		rx_irq_mask = MT_INT_RX_DONE_DATA0;
 		break;
-	case MT_RXQ_EXT:
-		rx_irq_mask = MT_INT_RX_DONE_DATA1;
-		break;
 	case MT_RXQ_MCU:
 		rx_irq_mask = MT_INT_RX_DONE_WM;
 		break;
 	case MT_RXQ_MCU_WA:
 		rx_irq_mask = MT_INT_RX_DONE_WA;
 		break;
+	case MT_RXQ_EXT:
+		rx_irq_mask = MT_INT_RX_DONE_DATA1;
+		break;
 	case MT_RXQ_EXT_WA:
 		rx_irq_mask = MT_INT_RX_DONE_WA_EXT;
 		break;
+	case MT_RXQ_MAIN_WA:
+		rx_irq_mask = MT_INT_RX_DONE_WA_MAIN;
+		break;
 	default:
 		break;
 	}

@@ -611,6 +638,11 @@ static void mt7915_irq_tasklet(struct tasklet_struct *t)
 	if (intr & MT_INT_RX_DONE_WA)
 		napi_schedule(&dev->mt76.napi[MT_RXQ_MCU_WA]);
 
+	if (!is_mt7915(&dev->mt76)) {
+		if (intr & MT_INT_RX_DONE_WA_MAIN)
+			napi_schedule(&dev->mt76.napi[MT_RXQ_MAIN_WA]);
+	}
+
 	if (intr & MT_INT_RX_DONE_WA_EXT)
 		napi_schedule(&dev->mt76.napi[MT_RXQ_EXT_WA]);
 

index b69e00d..8adb069 100644
@@ -65,7 +65,8 @@ enum mt7915_rxq_id {
 	MT7915_RXQ_BAND1,
 	MT7915_RXQ_MCU_WM = 0,
 	MT7915_RXQ_MCU_WA,
-	MT7915_RXQ_MCU_WA_EXT,
+	MT7915_RXQ_WA_BAND0 = 0,
+	MT7915_RXQ_WA_BAND1,
 };
 
 struct mt7915_sta_key_conf {

103 lines not on this page · raw message

index f455c12..a4e2d85 100644
@@ -567,12 +567,6 @@ static int mt7915_init_hardware(struct mt7915_dev *dev)
 
 	set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);
 
-	/*
-	 * force firmware operation mode into normal state,
-	 * which should be set before firmware download stage.
-	 */
-	mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE);
-
 	ret = mt7915_mcu_init(dev);
 	if (ret) {
 		/* Reset and try again */

151 lines not on this page · raw message

index 8adb069..cee719f 100644
@@ -30,6 +30,10 @@
 #define MT7915_FIRMWARE_WM		"mediatek/mt7915_wm.bin"
 #define MT7915_ROM_PATCH		"mediatek/mt7915_rom_patch.bin"
 
+#define MT7916_FIRMWARE_WA		"mediatek/mt7916_wa.bin"
+#define MT7916_FIRMWARE_WM		"mediatek/mt7916_wm.bin"
+#define MT7916_ROM_PATCH		"mediatek/mt7916_rom_patch.bin"
+
 #define MT7915_EEPROM_DEFAULT		"mediatek/mt7915_eeprom.bin"
 #define MT7915_EEPROM_DEFAULT_DBDC	"mediatek/mt7915_eeprom_dbdc.bin"
 

index 2aba79a..3134b46 100644
@@ -168,3 +168,6 @@ MODULE_DEVICE_TABLE(pci, mt7915_hif_device_table);
 MODULE_FIRMWARE(MT7915_FIRMWARE_WA);
 MODULE_FIRMWARE(MT7915_FIRMWARE_WM);
 MODULE_FIRMWARE(MT7915_ROM_PATCH);
+MODULE_FIRMWARE(MT7916_FIRMWARE_WA);
+MODULE_FIRMWARE(MT7916_FIRMWARE_WM);
+MODULE_FIRMWARE(MT7916_ROM_PATCH);

index 4745e3f..caad6bb 100644
@@ -787,11 +787,14 @@ enum bit_rev {
 #define MT_TOP_BASE			0x18060000
 #define MT_TOP(ofs)			(MT_TOP_BASE + (ofs))
 
-#define MT_TOP_LPCR_HOST_BAND0		MT_TOP(0x10)
+#define MT_TOP_LPCR_HOST_BAND(_band)	MT_TOP(0x10 + ((_band) * 0x10))
 #define MT_TOP_LPCR_HOST_FW_OWN		BIT(0)
 #define MT_TOP_LPCR_HOST_DRV_OWN	BIT(1)
 #define MT_TOP_LPCR_HOST_FW_OWN_STAT	BIT(2)
 
+#define MT_TOP_LPCR_HOST_BAND_IRQ_STAT(_band)	MT_TOP(0x14 + ((_band) * 0x10))
+#define MT_TOP_LPCR_HOST_BAND_STAT	BIT(0)
+
 #define MT_TOP_MISC			MT_TOP(0xf0)
 #define MT_TOP_MISC_FW_STATE		GENMASK(2, 0)
 

index edd74d0..40dcbeb 100644
@@ -10,6 +10,7 @@ static int mt7915_eeprom_load_precal(struct mt7915_dev *dev)
 	struct mt76_dev *mdev = &dev->mt76;
 	u8 *eeprom = mdev->eeprom.data;
 	u32 val = eeprom[MT_EE_DO_PRE_CAL];
+	u32 offs;
 
 	if (!dev->flash_mode)
 		return 0;

@@ -22,7 +23,9 @@ static int mt7915_eeprom_load_precal(struct mt7915_dev *dev)
 	if (!dev->cal)
 		return -ENOMEM;
 
-	return mt76_get_of_eeprom(mdev, dev->cal, MT_EE_PRECAL, val);
+	offs = is_mt7915(&dev->mt76) ? MT_EE_PRECAL : MT_EE_PRECAL_V2;
+
+	return mt76_get_of_eeprom(mdev, dev->cal, offs, val);
 }
 
 static int mt7915_check_eeprom(struct mt7915_dev *dev)

@@ -98,7 +101,7 @@ static int mt7915_eeprom_load(struct mt7915_dev *dev)
 	return mt7915_check_eeprom(dev);
 }
 
-void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy)
+static void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy)
 {
 	struct mt7915_dev *dev = phy->dev;
 	bool ext_phy = phy != &dev->phy;

@@ -124,32 +127,55 @@ void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy)
 	}
 }
 
-static void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev)
+void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev,
+				struct mt7915_phy *phy)
 {
 	u8 nss, nss_band, *eeprom = dev->mt76.eeprom.data;
+	struct mt76_phy *mphy = phy->mt76;
+	bool ext_phy = phy != &dev->phy;
+
+	mt7915_eeprom_parse_band_config(phy);
 
-	mt7915_eeprom_parse_band_config(&dev->phy);
+	/* read tx/rx mask from eeprom */
+	if (is_mt7915(&dev->mt76)) {
+		nss = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH,
+				eeprom[MT_EE_WIFI_CONF]);
+	} else {
+		nss = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH,
+				eeprom[MT_EE_WIFI_CONF + ext_phy]);
+	}
 
-	/* read tx mask from eeprom */
-	nss = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH, eeprom[MT_EE_WIFI_CONF]);
 	if (!nss || nss > 4)
 		nss = 4;
 
+	/* read tx/rx stream */
 	nss_band = nss;
-
 	if (dev->dbdc_support) {
-		nss_band = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B0,
-				     eeprom[MT_EE_WIFI_CONF + 3]);
+		if (is_mt7915(&dev->mt76)) {
+			nss_band = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B0,
+					     eeprom[MT_EE_WIFI_CONF + 3]);
+			if (ext_phy)
+				nss_band = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B1,
+						     eeprom[MT_EE_WIFI_CONF + 3]);
+		} else {
+			nss_band = FIELD_GET(MT_EE_WIFI_CONF_STREAM_NUM,
+					     eeprom[MT_EE_WIFI_CONF + 2 + ext_phy]);
+		}
+
 		if (!nss_band || nss_band > 2)
 			nss_band = 2;
+	}
 
-		if (nss_band >= nss)
-			nss = 4;
+	if (nss_band > nss) {
+		dev_err(dev->mt76.dev,
+			"nss mismatch, nss(%d) nss_band(%d) ext_phy(%d)\n",
+			nss, nss_band, ext_phy);
+		nss = nss_band;
 	}
 
-	dev->chainmask = BIT(nss) - 1;
-	dev->mphy.antenna_mask = BIT(nss_band) - 1;
-	dev->mphy.chainmask = dev->mphy.antenna_mask;
+	mphy->chainmask = ext_phy ? (BIT(nss_band) - 1) << 2 : (BIT(nss_band) - 1);
+	mphy->antenna_mask = BIT(hweight8(mphy->chainmask)) - 1;
+	dev->chainmask |= mphy->chainmask;
 }
 
 int mt7915_eeprom_init(struct mt7915_dev *dev)

@@ -171,7 +197,7 @@ int mt7915_eeprom_init(struct mt7915_dev *dev)
 	if (ret)
 		return ret;
 
-	mt7915_eeprom_parse_hw_cap(dev);
+	mt7915_eeprom_parse_hw_cap(dev, &dev->phy);
 	memcpy(dev->mphy.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR,
 	       ETH_ALEN);
 

@@ -194,15 +220,20 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev,
 	tssi_on = mt7915_tssi_enabled(dev, chan->band);
 
 	if (chan->band == NL80211_BAND_2GHZ) {
-		index = MT_EE_TX0_POWER_2G + chain_idx * 3;
+		u32 power = is_mt7915(&dev->mt76) ?
+			MT_EE_TX0_POWER_2G : MT_EE_TX0_POWER_2G_V2;
+
+		index = power + chain_idx * 3;
 		target_power = eeprom[index];
 
 		if (!tssi_on)
 			target_power += eeprom[index + 1];
 	} else {
 		int group = mt7915_get_channel_group(chan->hw_value);
+		u32 power = is_mt7915(&dev->mt76) ?
+			MT_EE_TX0_POWER_5G : MT_EE_TX0_POWER_5G_V2;
 
-		index = MT_EE_TX0_POWER_5G + chain_idx * 12;
+		index = power + chain_idx * 12;
 		target_power = eeprom[index + group];
 
 		if (!tssi_on)

@@ -217,11 +248,18 @@ s8 mt7915_eeprom_get_power_delta(struct mt7915_dev *dev, int band)
 	u8 *eeprom = dev->mt76.eeprom.data;
 	u32 val;
 	s8 delta;
+	u32 rate_2g, rate_5g;
+
+	rate_2g = is_mt7915(&dev->mt76) ?
+		MT_EE_RATE_DELTA_2G : MT_EE_RATE_DELTA_2G_V2;
+
+	rate_5g = is_mt7915(&dev->mt76) ?
+		MT_EE_RATE_DELTA_5G : MT_EE_RATE_DELTA_5G_V2;
 
 	if (band == NL80211_BAND_2GHZ)
-		val = eeprom[MT_EE_RATE_DELTA_2G];
+		val = eeprom[rate_2g];
 	else
-		val = eeprom[MT_EE_RATE_DELTA_5G];
+		val = eeprom[rate_5g];
 
 	if (!(val & MT_EE_RATE_DELTA_EN))
 		return 0;

index a43389a..92d1a94 100644
@@ -23,11 +23,17 @@ enum mt7915_eeprom_field {
 	MT_EE_RATE_DELTA_5G =	0x29d,
 	MT_EE_TX0_POWER_2G =	0x2fc,
 	MT_EE_TX0_POWER_5G =	0x34b,
+	MT_EE_RATE_DELTA_2G_V2 = 0x7d3,
+	MT_EE_RATE_DELTA_5G_V2 = 0x81e,
+	MT_EE_TX0_POWER_2G_V2 =	0x441,
+	MT_EE_TX0_POWER_5G_V2 =	0x445,
 	MT_EE_ADIE_FT_VERSION =	0x9a0,
 
 	__MT_EE_MAX =		0xe00,
+	__MT_EE_MAX_V2 =	0x1000,
 	/* 0xe10 ~ 0x5780 used to save group cal data */
-	MT_EE_PRECAL =		0xe10
+	MT_EE_PRECAL =		0xe10,
+	MT_EE_PRECAL_V2 =	0x1010
 };
 
 #define MT_EE_WIFI_CAL_GROUP			BIT(0)

@@ -39,6 +45,7 @@ enum mt7915_eeprom_field {
 #define MT_EE_WIFI_CONF0_TX_PATH		GENMASK(2, 0)
 #define MT_EE_WIFI_CONF0_BAND_SEL		GENMASK(7, 6)
 #define MT_EE_WIFI_CONF1_BAND_SEL		GENMASK(7, 6)
+#define MT_EE_WIFI_CONF_STREAM_NUM		GENMASK(7, 5)
 #define MT_EE_WIFI_CONF3_TX_PATH_B0		GENMASK(1, 0)
 #define MT_EE_WIFI_CONF3_TX_PATH_B1		GENMASK(5, 4)
 #define MT_EE_WIFI_CONF7_TSSI0_2G		BIT(0)

105 lines not on this page · raw message

index cee719f..3e2e900 100644
@@ -386,7 +386,8 @@ u64 __mt7915_get_tsf(struct ieee80211_hw *hw, struct mt7915_vif *mvif);
 int mt7915_register_device(struct mt7915_dev *dev);
 void mt7915_unregister_device(struct mt7915_dev *dev);
 int mt7915_eeprom_init(struct mt7915_dev *dev);
-void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy);
+void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev,
+				struct mt7915_phy *phy);
 int mt7915_eeprom_get_target_power(struct mt7915_dev *dev,
 				   struct ieee80211_channel *chan,
 				   u8 chain_idx);

index 8fd6890..814ed21 100644
@@ -225,7 +225,7 @@ enum mt76_wcid_flags {
 	MT_WCID_FLAG_HDR_TRANS,
 };
 
-#define MT76_N_WCIDS 288
+#define MT76_N_WCIDS 544
 
 /* stored in ieee80211_tx_info::hw_queue */
 #define MT_TX_HW_QUEUE_EXT_PHY		BIT(3)

index 92b13ee..86f2062 100644
@@ -430,7 +430,7 @@ static void mt7915_mac_init(struct mt7915_dev *dev)
 	/* enable hardware de-agg */
 	mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN);
 
-	for (i = 0; i < MT7915_WTBL_SIZE; i++)
+	for (i = 0; i < mt7915_wtbl_size(dev); i++)
 		mt7915_mac_wtbl_update(dev, i,
 				       MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
 	for (i = 0; i < 2; i++)

index ba39f3d..4212dbb 100644
@@ -1492,7 +1492,7 @@ static void mt7915_mac_add_txs(struct mt7915_dev *dev, void *data)
 	if (pid < MT_PACKET_ID_FIRST)
 		return;
 
-	if (wcidx >= MT7915_WTBL_SIZE)
+	if (wcidx >= mt7915_wtbl_size(dev))
 		return;
 
 	rcu_read_lock();

index 3e2e900..e8fbe69 100644
@@ -12,7 +12,8 @@
 #define MT7915_MAX_INTERFACES		19
 #define MT7915_MAX_WMM_SETS		4
 #define MT7915_WTBL_SIZE		288
-#define MT7915_WTBL_RESERVED		(MT7915_WTBL_SIZE - 1)
+#define MT7916_WTBL_SIZE		544
+#define MT7915_WTBL_RESERVED		(mt7915_wtbl_size(dev) - 1)
 #define MT7915_WTBL_STA			(MT7915_WTBL_RESERVED - \
 					 MT7915_MAX_INTERFACES)
 

@@ -477,6 +478,11 @@ static inline bool is_mt7915(struct mt76_dev *dev)
 	return mt76_chip(dev) == 0x7915;
 }
 
+static inline u16 mt7915_wtbl_size(struct mt7915_dev *dev)
+{
+	return is_mt7915(&dev->mt76) ? MT7915_WTBL_SIZE : MT7916_WTBL_SIZE;
+}
+
 void mt7915_dual_hif_set_irq_mask(struct mt7915_dev *dev, bool write_reg,
 				  u32 clear, u32 set);
 

index 4212dbb..d2f0537 100644
@@ -1282,8 +1282,10 @@ mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb)
 	struct ieee80211_sta *sta = NULL;
 	LIST_HEAD(free_list);
 	struct sk_buff *tmp;
-	u8 i, count;
-	bool wake = false;
+	bool v3, wake = false;
+	u16 total, count = 0;
+	u32 txd = le32_to_cpu(free->txd);
+	u32 *cur_info;
 
 	/* clean DMA queues and unmap buffers first */
 	mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_PSD], false);

@@ -1293,14 +1295,12 @@ mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb)
 		mt76_queue_tx_cleanup(dev, mphy_ext->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));
-	for (i = 0; i < count; i++) {
-		u32 msdu, info = le32_to_cpu(free->info[i]);
+	total = FIELD_GET(MT_TX_FREE_MSDU_CNT, le16_to_cpu(free->ctrl));
+	v3 = (FIELD_GET(MT_TX_FREE_VER, txd) == 0x4);
+
+	for (cur_info = &free->info[0]; count < total; cur_info++) {
+		u32 msdu, info = le32_to_cpu(*cur_info);
+		u8 i;
 
 		/*
 		 * 1'b1: new wcid pair.

@@ -1311,7 +1311,6 @@ mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb)
 			struct mt76_wcid *wcid;
 			u16 idx;
 
-			count++;
 			idx = FIELD_GET(MT_TX_FREE_WLAN_ID, info);
 			wcid = rcu_dereference(dev->mt76.wcid[idx]);
 			sta = wcid_to_sta(wcid);

@@ -1326,12 +1325,25 @@ mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb)
 			continue;
 		}
 
-		msdu = FIELD_GET(MT_TX_FREE_MSDU_ID, info);
-		txwi = mt76_token_release(mdev, msdu, &wake);
-		if (!txwi)
+		if (v3 && (info & MT_TX_FREE_MPDU_HEADER))
 			continue;
 
-		mt7915_txwi_free(dev, txwi, sta, &free_list);
+		for (i = 0; i < 1 + v3; i++) {
+			if (v3) {
+				msdu = (info >> (15 * i)) & MT_TX_FREE_MSDU_ID_V3;
+				if (msdu == MT_TX_FREE_MSDU_ID_V3)
+					continue;
+			} else {
+				msdu = FIELD_GET(MT_TX_FREE_MSDU_ID, info);
+			}
+
+			txwi = mt76_token_release(mdev, msdu, &wake);
+			if (!txwi)
+				continue;
+
+			mt7915_txwi_free(dev, txwi, sta, &free_list);
+			count++;
+		}
 	}
 
 	mt7915_mac_sta_poll(dev);

index 7a2c740..4504ebc 100644
@@ -298,18 +298,20 @@ struct mt7915_txp {
 struct mt7915_tx_free {
 	__le16 rx_byte_cnt;
 	__le16 ctrl;
-	u8 txd_cnt;
-	u8 rsv[3];
+	__le32 txd;
 	__le32 info[];
 } __packed __aligned(4);
 
+#define MT_TX_FREE_VER			GENMASK(18, 16)
 #define MT_TX_FREE_MSDU_CNT		GENMASK(9, 0)
 #define MT_TX_FREE_WLAN_ID		GENMASK(23, 14)
 #define MT_TX_FREE_LATENCY		GENMASK(12, 0)
 /* 0: success, others: dropped */
-#define MT_TX_FREE_STATUS		GENMASK(14, 13)
 #define MT_TX_FREE_MSDU_ID		GENMASK(30, 16)
 #define MT_TX_FREE_PAIR			BIT(31)
+#define MT_TX_FREE_MPDU_HEADER		BIT(30)
+#define MT_TX_FREE_MSDU_ID_V3		GENMASK(14, 0)
+
 /* will support this field in further revision */
 #define MT_TX_FREE_RATE			GENMASK(13, 0)
 

index 86f2062..74f7174 100644
@@ -411,7 +411,8 @@ mt7915_mac_init_band(struct mt7915_dev *dev, u8 band)
 	mt76_rmw(dev, MT_MDP_BNRCFR1(band), mask, set);
 
 	mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_MAX_RX_LEN, 0x680);
-	/* disable rx rate report by default due to hw issues */
+
+	/* mt7915: disable rx rate report by default due to hw issues */
 	mt76_clear(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN);
 }
 

227 lines not on this page · raw message

index 4504ebc..d79f0a5 100644
@@ -125,6 +125,12 @@ enum rx_pkt_type {
 #define MT_PRXV_RCPI2			GENMASK(23, 16)
 #define MT_PRXV_RCPI1			GENMASK(15, 8)
 #define MT_PRXV_RCPI0			GENMASK(7, 0)
+#define MT_PRXV_HT_SHORT_GI		GENMASK(16, 15)
+#define MT_PRXV_HT_STBC			GENMASK(23, 22)
+#define MT_PRXV_TX_MODE			GENMASK(27, 24)
+#define MT_PRXV_FRAME_MODE		GENMASK(14, 12)
+#define MT_PRXV_DCM			BIT(17)
+#define MT_PRXV_NUM_RX			BIT(20, 18)
 
 /* C-RXV */
 #define MT_CRXV_HT_STBC			GENMASK(1, 0)

index 057ab27..0650140 100644
@@ -969,11 +969,14 @@ static void mt7915_sta_statistics(struct ieee80211_hw *hw,
 	struct mt7915_phy *phy = mt7915_hw_phy(hw);
 	struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
 	struct rate_info *txrate = &msta->wcid.rate;
-	struct rate_info rxrate = {};
 
-	if (!mt7915_mcu_get_rx_rate(phy, vif, sta, &rxrate)) {
-		sinfo->rxrate = rxrate;
-		sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE);
+	if (is_mt7915(&phy->dev->mt76)) {
+		struct rate_info rxrate = {};
+
+		if (!mt7915_mcu_get_rx_rate(phy, vif, sta, &rxrate)) {
+			sinfo->rxrate = rxrate;
+			sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE);
+		}
 	}
 
 	if (!txrate->legacy && !txrate->flags)

index 43ddbc1..dee5aee 100644
@@ -3794,19 +3794,24 @@ int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy)
 int mt7915_mcu_get_chan_mib_info(struct mt7915_phy *phy, bool chan_switch)
 {
 	/* strict order */
-	static const enum mt7915_chan_mib_offs offs[] = {
-		MIB_BUSY_TIME, MIB_TX_TIME, MIB_RX_TIME, MIB_OBSS_AIRTIME
+	static const u32 offs[] = {
+		MIB_BUSY_TIME, MIB_TX_TIME, MIB_RX_TIME, MIB_OBSS_AIRTIME,
+		MIB_BUSY_TIME_V2, MIB_TX_TIME_V2, MIB_RX_TIME_V2,
+		MIB_OBSS_AIRTIME_V2
 	};
 	struct mt76_channel_state *state = phy->mt76->chan_state;
 	struct mt76_channel_state *state_ts = &phy->state_ts;
 	struct mt7915_dev *dev = phy->dev;
 	struct mt7915_mcu_mib *res, req[4];
 	struct sk_buff *skb;
-	int i, ret;
+	int i, ret, start = 0;
+
+	if (!is_mt7915(&dev->mt76))
+		start = 4;
 
 	for (i = 0; i < 4; i++) {
 		req[i].band = cpu_to_le32(phy != &dev->phy);
-		req[i].offs = cpu_to_le32(offs[i]);
+		req[i].offs = cpu_to_le32(offs[i + start]);
 	}
 
 	ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(GET_MIB_INFO),

index e9f39ed..22b0e85 100644
@@ -182,10 +182,16 @@ struct mt7915_mcu_mib {
 } __packed;
 
 enum mt7915_chan_mib_offs {
+	/* mt7915 */
 	MIB_BUSY_TIME = 14,
 	MIB_TX_TIME = 81,
 	MIB_RX_TIME,
-	MIB_OBSS_AIRTIME = 86
+	MIB_OBSS_AIRTIME = 86,
+	/* mt7916 */
+	MIB_BUSY_TIME_V2 = 0,
+	MIB_TX_TIME_V2 = 6,
+	MIB_RX_TIME_V2 = 8,
+	MIB_OBSS_AIRTIME_V2 = 490
 };
 
 struct edca {

index 40dcbeb..6aa749b 100644
@@ -35,6 +35,7 @@ static int mt7915_check_eeprom(struct mt7915_dev *dev)
 
 	switch (val) {
 	case 0x7915:
+	case 0x7916:
 		return 0;
 	default:
 		return -EINVAL;

@@ -52,6 +53,9 @@ mt7915_eeprom_load_default(struct mt7915_dev *dev)
 	if (dev->dbdc_support)
 		default_bin = MT7915_EEPROM_DEFAULT_DBDC;
 
+	if (!is_mt7915(&dev->mt76))
+		default_bin = MT7916_EEPROM_DEFAULT;
+
 	ret = request_firmware(&fw, default_bin, dev->mt76.dev);
 	if (ret)
 		return ret;

@@ -62,7 +66,7 @@ mt7915_eeprom_load_default(struct mt7915_dev *dev)
 		goto out;
 	}
 
-	memcpy(eeprom, fw->data, MT7915_EEPROM_SIZE);
+	memcpy(eeprom, fw->data, mt7915_eeprom_size(dev));
 	dev->flash_mode = true;
 
 out:

@@ -74,8 +78,9 @@ out:
 static int mt7915_eeprom_load(struct mt7915_dev *dev)
 {
 	int ret;
+	u16 eeprom_size = mt7915_eeprom_size(dev);
 
-	ret = mt76_eeprom_init(&dev->mt76, MT7915_EEPROM_SIZE);
+	ret = mt76_eeprom_init(&dev->mt76, eeprom_size);
 	if (ret < 0)
 		return ret;
 

@@ -91,7 +96,7 @@ static int mt7915_eeprom_load(struct mt7915_dev *dev)
 			return -EINVAL;
 
 		/* read eeprom data from efuse */
-		block_num = DIV_ROUND_UP(MT7915_EEPROM_SIZE,
+		block_num = DIV_ROUND_UP(eeprom_size,
 					 MT7915_EEPROM_BLOCK_SIZE);
 		for (i = 0; i < block_num; i++)
 			mt7915_mcu_get_eeprom(dev,

index dee5aee..20dd2d9 100644
@@ -3551,7 +3551,8 @@ static int mt7915_mcu_set_eeprom_flash(struct mt7915_dev *dev)
 #define PAGE_IDX_MASK		GENMASK(4, 2)
 #define PER_PAGE_SIZE		0x400
 	struct mt7915_mcu_eeprom req = { .buffer_mode = EE_MODE_BUFFER };
-	u8 total = DIV_ROUND_UP(MT7915_EEPROM_SIZE, PER_PAGE_SIZE);
+	u16 eeprom_size = mt7915_eeprom_size(dev);
+	u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE);
 	u8 *eep = (u8 *)dev->mt76.eeprom.data;
 	int eep_len;
 	int i;

@@ -3560,8 +3561,8 @@ static int mt7915_mcu_set_eeprom_flash(struct mt7915_dev *dev)
 		struct sk_buff *skb;
 		int ret;
 
-		if (i == total - 1 && !!(MT7915_EEPROM_SIZE % PER_PAGE_SIZE))
-			eep_len = MT7915_EEPROM_SIZE % PER_PAGE_SIZE;
+		if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE))
+			eep_len = eeprom_size % PER_PAGE_SIZE;
 		else
 			eep_len = PER_PAGE_SIZE;
 

index e8fbe69..4cc2666 100644
@@ -37,8 +37,11 @@
 
 #define MT7915_EEPROM_DEFAULT		"mediatek/mt7915_eeprom.bin"
 #define MT7915_EEPROM_DEFAULT_DBDC	"mediatek/mt7915_eeprom_dbdc.bin"
+#define MT7916_EEPROM_DEFAULT		"mediatek/mt7916_eeprom.bin"
 
 #define MT7915_EEPROM_SIZE		3584
+#define MT7916_EEPROM_SIZE		4096
+
 #define MT7915_EEPROM_BLOCK_SIZE	16
 #define MT7915_TOKEN_SIZE		8192
 

@@ -483,6 +486,11 @@ static inline u16 mt7915_wtbl_size(struct mt7915_dev *dev)
 	return is_mt7915(&dev->mt76) ? MT7915_WTBL_SIZE : MT7916_WTBL_SIZE;
 }
 
+static inline u16 mt7915_eeprom_size(struct mt7915_dev *dev)
+{
+	return is_mt7915(&dev->mt76) ? MT7915_EEPROM_SIZE : MT7916_EEPROM_SIZE;
+}
+
 void mt7915_dual_hif_set_irq_mask(struct mt7915_dev *dev, bool write_reg,
 				  u32 clear, u32 set);
 

index 7ba5b1f..d463b3c 100644
@@ -534,7 +534,7 @@ static int mt7915_mmio_init(struct mt76_dev *mdev,
 	bus_ops->rmw = mt7915_rmw;
 	dev->mt76.bus = bus_ops;
 
-	mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) |
+	mdev->rev = (device_id << 16) |
 		    (mt76_rr(dev, MT_HW_REV) & 0xff);
 	dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
 

index 3134b46..8d1a811 100644
@@ -18,11 +18,13 @@ static u32 hif_idx;
 
 static const struct pci_device_id mt7915_pci_device_table[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7915) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7906) },
 	{ },
 };
 
 static const struct pci_device_id mt7915_hif_device_table[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7916) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x790a) },
 	{ },
 };
 

@@ -61,7 +63,8 @@ static void mt7915_put_hif2(struct mt7915_hif *hif)
 static struct mt7915_hif *mt7915_pci_init_hif2(struct pci_dev *pdev)
 {
 	hif_idx++;
-	if (!pci_get_device(PCI_VENDOR_ID_MEDIATEK, 0x7916, NULL))
+	if (!pci_get_device(PCI_VENDOR_ID_MEDIATEK, 0x7916, NULL) &&
+	    !pci_get_device(PCI_VENDOR_ID_MEDIATEK, 0x790a, NULL))
 		return NULL;
 
 	writel(hif_idx | MT_PCIE_RECOG_ID_SEM,

@@ -112,7 +115,7 @@ static int mt7915_pci_probe(struct pci_dev *pdev,
 
 	mt76_pci_disable_aspm(pdev);
 
-	if (id->device == 0x7916)
+	if (id->device == 0x7916 || id->device == 0x790a)
 		return mt7915_pci_hif2_probe(pdev);
 
 	ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);