1 files changed, 375 insertions, 104 deletions

diff --git a/drivers/net/ethernet/mediatek/mtk_wed.c b/drivers/net/ethernet/mediatek/mtk_wed.c
index 29be2fcafea3..099b6e0df619 100644
--- a/drivers/net/ethernet/mediatek/mtk_wed.c
+++ b/drivers/net/ethernet/mediatek/mtk_wed.c
@@ -25,6 +25,11 @@
 
 #define MTK_WED_TX_RING_SIZE		2048
 #define MTK_WED_WDMA_RING_SIZE		1024
+#define MTK_WED_MAX_GROUP_SIZE		0x100
+#define MTK_WED_VLD_GROUP_SIZE		0x40
+#define MTK_WED_PER_GROUP_PKT		128
+
+#define MTK_WED_FBUF_SIZE		128
 
 static struct mtk_wed_hw *hw_list[2];
 static DEFINE_MUTEX(hw_lock);
@@ -80,11 +85,31 @@ static struct mtk_wed_hw *
 mtk_wed_assign(struct mtk_wed_device *dev)
 {
 	struct mtk_wed_hw *hw;
+	int i;
+
+	if (dev->wlan.bus_type == MTK_WED_BUS_PCIE) {
+		hw = hw_list[pci_domain_nr(dev->wlan.pci_dev->bus)];
+		if (!hw)
+			return NULL;
+
+		if (!hw->wed_dev)
+			goto out;
+
+		if (hw->version == 1)
+			return NULL;
+
+		/* MT7986 WED devices do not have any pcie slot restrictions */
+	}
+	/* MT7986 PCIE or AXI */
+	for (i = 0; i < ARRAY_SIZE(hw_list); i++) {
+		hw = hw_list[i];
+		if (hw && !hw->wed_dev)
+			goto out;
+	}
 
-	hw = hw_list[pci_domain_nr(dev->wlan.pci_dev->bus)];
-	if (!hw || hw->wed_dev)
-		return NULL;
+	return NULL;
 
+out:
 	hw->wed_dev = dev;
 	return hw;
 }
@@ -150,10 +175,17 @@ mtk_wed_buffer_alloc(struct mtk_wed_device *dev)
 
 			desc->buf0 = cpu_to_le32(buf_phys);
 			desc->buf1 = cpu_to_le32(buf_phys + txd_size);
-			ctrl = FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN0, txd_size) |
-			       FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN1,
-					  MTK_WED_BUF_SIZE - txd_size) |
-			       MTK_WDMA_DESC_CTRL_LAST_SEG1;
+
+			if (dev->hw->version == 1)
+				ctrl = FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN0, txd_size) |
+				       FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN1,
+						  MTK_WED_BUF_SIZE - txd_size) |
+				       MTK_WDMA_DESC_CTRL_LAST_SEG1;
+			else
+				ctrl = FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN0, txd_size) |
+				       FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN1_V2,
+						  MTK_WED_BUF_SIZE - txd_size) |
+				       MTK_WDMA_DESC_CTRL_LAST_SEG0;
 			desc->ctrl = cpu_to_le32(ctrl);
 			desc->info = 0;
 			desc++;
@@ -209,7 +241,7 @@ mtk_wed_free_ring(struct mtk_wed_device *dev, struct mtk_wed_ring *ring)
 	if (!ring->desc)
 		return;
 
-	dma_free_coherent(dev->hw->dev, ring->size * sizeof(*ring->desc),
+	dma_free_coherent(dev->hw->dev, ring->size * ring->desc_size,
 			  ring->desc, ring->desc_phys);
 }
 
@@ -229,6 +261,14 @@ mtk_wed_set_ext_int(struct mtk_wed_device *dev, bool en)
 {
 	u32 mask = MTK_WED_EXT_INT_STATUS_ERROR_MASK;
 
+	if (dev->hw->version == 1)
+		mask |= MTK_WED_EXT_INT_STATUS_TX_DRV_R_RESP_ERR;
+	else
+		mask |= MTK_WED_EXT_INT_STATUS_RX_FBUF_LO_TH |
+			MTK_WED_EXT_INT_STATUS_RX_FBUF_HI_TH |
+			MTK_WED_EXT_INT_STATUS_RX_DRV_COHERENT |
+			MTK_WED_EXT_INT_STATUS_TX_DMA_W_RESP_ERR;
+
 	if (!dev->hw->num_flows)
 		mask &= ~MTK_WED_EXT_INT_STATUS_TKID_WO_PYLD;
 
@@ -237,9 +277,54 @@ mtk_wed_set_ext_int(struct mtk_wed_device *dev, bool en)
 }
 
 static void
+mtk_wed_set_512_support(struct mtk_wed_device *dev, bool enable)
+{
+	if (enable) {
+		wed_w32(dev, MTK_WED_TXDP_CTRL, MTK_WED_TXDP_DW9_OVERWR);
+		wed_w32(dev, MTK_WED_TXP_DW1,
+			FIELD_PREP(MTK_WED_WPDMA_WRITE_TXP, 0x0103));
+	} else {
+		wed_w32(dev, MTK_WED_TXP_DW1,
+			FIELD_PREP(MTK_WED_WPDMA_WRITE_TXP, 0x0100));
+		wed_clr(dev, MTK_WED_TXDP_CTRL, MTK_WED_TXDP_DW9_OVERWR);
+	}
+}
+
+static void
+mtk_wed_dma_disable(struct mtk_wed_device *dev)
+{
+	wed_clr(dev, MTK_WED_WPDMA_GLO_CFG,
+		MTK_WED_WPDMA_GLO_CFG_TX_DRV_EN |
+		MTK_WED_WPDMA_GLO_CFG_RX_DRV_EN);
+
+	wed_clr(dev, MTK_WED_WDMA_GLO_CFG, MTK_WED_WDMA_GLO_CFG_RX_DRV_EN);
+
+	wed_clr(dev, MTK_WED_GLO_CFG,
+		MTK_WED_GLO_CFG_TX_DMA_EN |
+		MTK_WED_GLO_CFG_RX_DMA_EN);
+
+	wdma_m32(dev, MTK_WDMA_GLO_CFG,
+		 MTK_WDMA_GLO_CFG_TX_DMA_EN |
+		 MTK_WDMA_GLO_CFG_RX_INFO1_PRERES |
+		 MTK_WDMA_GLO_CFG_RX_INFO2_PRERES, 0);
+
+	if (dev->hw->version == 1) {
+		regmap_write(dev->hw->mirror, dev->hw->index * 4, 0);
+		wdma_m32(dev, MTK_WDMA_GLO_CFG,
+			 MTK_WDMA_GLO_CFG_RX_INFO3_PRERES, 0);
+	} else {
+		wed_clr(dev, MTK_WED_WPDMA_GLO_CFG,
+			MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_PKT_PROC |
+			MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_CRX_SYNC);
+
+		mtk_wed_set_512_support(dev, false);
+	}
+}
+
+static void
 mtk_wed_stop(struct mtk_wed_device *dev)
 {
-	regmap_write(dev->hw->mirror, dev->hw->index * 4, 0);
+	mtk_wed_dma_disable(dev);
 	mtk_wed_set_ext_int(dev, false);
 
 	wed_clr(dev, MTK_WED_CTRL,
@@ -252,21 +337,11 @@ mtk_wed_stop(struct mtk_wed_device *dev)
 	wdma_w32(dev, MTK_WDMA_INT_MASK, 0);
 	wdma_w32(dev, MTK_WDMA_INT_GRP2, 0);
 	wed_w32(dev, MTK_WED_WPDMA_INT_MASK, 0);
-
-	wed_clr(dev, MTK_WED_GLO_CFG,
-		MTK_WED_GLO_CFG_TX_DMA_EN |
-		MTK_WED_GLO_CFG_RX_DMA_EN);
-	wed_clr(dev, MTK_WED_WPDMA_GLO_CFG,
-		MTK_WED_WPDMA_GLO_CFG_TX_DRV_EN |
-		MTK_WED_WPDMA_GLO_CFG_RX_DRV_EN);
-	wed_clr(dev, MTK_WED_WDMA_GLO_CFG,
-		MTK_WED_WDMA_GLO_CFG_RX_DRV_EN);
 }
 
 static void
 mtk_wed_detach(struct mtk_wed_device *dev)
 {
-	struct device_node *wlan_node = dev->wlan.pci_dev->dev.of_node;
 	struct mtk_wed_hw *hw = dev->hw;
 
 	mutex_lock(&hw_lock);
@@ -281,9 +356,14 @@ mtk_wed_detach(struct mtk_wed_device *dev)
 	mtk_wed_free_buffer(dev);
 	mtk_wed_free_tx_rings(dev);
 
-	if (of_dma_is_coherent(wlan_node))
-		regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP,
-				   BIT(hw->index), BIT(hw->index));
+	if (dev->wlan.bus_type == MTK_WED_BUS_PCIE) {
+		struct device_node *wlan_node;
+
+		wlan_node = dev->wlan.pci_dev->dev.of_node;
+		if (of_dma_is_coherent(wlan_node) && hw->hifsys)
+			regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP,
+					   BIT(hw->index), BIT(hw->index));
+	}
 
 	if (!hw_list[!hw->index]->wed_dev &&
 	    hw->eth->dma_dev != hw->eth->dev)
@@ -296,14 +376,76 @@ mtk_wed_detach(struct mtk_wed_device *dev)
 	mutex_unlock(&hw_lock);
 }
 
+#define PCIE_BASE_ADDR0		0x11280000
+static void
+mtk_wed_bus_init(struct mtk_wed_device *dev)
+{
+	switch (dev->wlan.bus_type) {
+	case MTK_WED_BUS_PCIE: {
+		struct device_node *np = dev->hw->eth->dev->of_node;
+		struct regmap *regs;
+
+		regs = syscon_regmap_lookup_by_phandle(np,
+						       "mediatek,wed-pcie");
+		if (IS_ERR(regs))
+			break;
+
+		regmap_update_bits(regs, 0, BIT(0), BIT(0));
+
+		wed_w32(dev, MTK_WED_PCIE_INT_CTRL,
+			FIELD_PREP(MTK_WED_PCIE_INT_CTRL_POLL_EN, 2));
+
+		/* pcie interrupt control: pola/source selection */
+		wed_set(dev, MTK_WED_PCIE_INT_CTRL,
+			MTK_WED_PCIE_INT_CTRL_MSK_EN_POLA |
+			FIELD_PREP(MTK_WED_PCIE_INT_CTRL_SRC_SEL, 1));
+		wed_r32(dev, MTK_WED_PCIE_INT_CTRL);
+
+		wed_w32(dev, MTK_WED_PCIE_CFG_INTM, PCIE_BASE_ADDR0 | 0x180);
+		wed_w32(dev, MTK_WED_PCIE_CFG_BASE, PCIE_BASE_ADDR0 | 0x184);
+
+		/* pcie interrupt status trigger register */
+		wed_w32(dev, MTK_WED_PCIE_INT_TRIGGER, BIT(24));
+		wed_r32(dev, MTK_WED_PCIE_INT_TRIGGER);
+
+		/* pola setting */
+		wed_set(dev, MTK_WED_PCIE_INT_CTRL,
+			MTK_WED_PCIE_INT_CTRL_MSK_EN_POLA);
+		break;
+	}
+	case MTK_WED_BUS_AXI:
+		wed_set(dev, MTK_WED_WPDMA_INT_CTRL,
+			MTK_WED_WPDMA_INT_CTRL_SIG_SRC |
+			FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_SRC_SEL, 0));
+		break;
+	default:
+		break;
+	}
+}
+
+static void
+mtk_wed_set_wpdma(struct mtk_wed_device *dev)
+{
+	if (dev->hw->version == 1) {
+		wed_w32(dev, MTK_WED_WPDMA_CFG_BASE,  dev->wlan.wpdma_phys);
+	} else {
+		mtk_wed_bus_init(dev);
+
+		wed_w32(dev, MTK_WED_WPDMA_CFG_BASE,  dev->wlan.wpdma_int);
+		wed_w32(dev, MTK_WED_WPDMA_CFG_INT_MASK,  dev->wlan.wpdma_mask);
+		wed_w32(dev, MTK_WED_WPDMA_CFG_TX,  dev->wlan.wpdma_tx);
+		wed_w32(dev, MTK_WED_WPDMA_CFG_TX_FREE,  dev->wlan.wpdma_txfree);
+	}
+}
+
 static void
 mtk_wed_hw_init_early(struct mtk_wed_device *dev)
 {
 	u32 mask, set;
-	u32 offset;
 
 	mtk_wed_stop(dev);
 	mtk_wed_reset(dev, MTK_WED_RESET_WED);
+	mtk_wed_set_wpdma(dev);
 
 	mask = MTK_WED_WDMA_GLO_CFG_BT_SIZE |
 	       MTK_WED_WDMA_GLO_CFG_DYNAMIC_DMAD_RECYCLE |
@@ -313,14 +455,33 @@ mtk_wed_hw_init_early(struct mtk_wed_device *dev)
 	      MTK_WED_WDMA_GLO_CFG_IDLE_DMAD_SUPPLY;
 	wed_m32(dev, MTK_WED_WDMA_GLO_CFG, mask, set);
 
-	wdma_set(dev, MTK_WDMA_GLO_CFG, MTK_WDMA_GLO_CFG_RX_INFO_PRERES);
+	if (dev->hw->version == 1) {
+		u32 offset = dev->hw->index ? 0x04000400 : 0;
 
-	offset = dev->hw->index ? 0x04000400 : 0;
-	wed_w32(dev, MTK_WED_WDMA_OFFSET0, 0x2a042a20 + offset);
-	wed_w32(dev, MTK_WED_WDMA_OFFSET1, 0x29002800 + offset);
+		wdma_set(dev, MTK_WDMA_GLO_CFG,
+			 MTK_WDMA_GLO_CFG_RX_INFO1_PRERES |
+			 MTK_WDMA_GLO_CFG_RX_INFO2_PRERES |
+			 MTK_WDMA_GLO_CFG_RX_INFO3_PRERES);
 
-	wed_w32(dev, MTK_WED_PCIE_CFG_BASE, MTK_PCIE_BASE(dev->hw->index));
-	wed_w32(dev, MTK_WED_WPDMA_CFG_BASE, dev->wlan.wpdma_phys);
+		wed_w32(dev, MTK_WED_WDMA_OFFSET0, 0x2a042a20 + offset);
+		wed_w32(dev, MTK_WED_WDMA_OFFSET1, 0x29002800 + offset);
+		wed_w32(dev, MTK_WED_PCIE_CFG_BASE,
+			MTK_PCIE_BASE(dev->hw->index));
+	} else {
+		wed_w32(dev, MTK_WED_WDMA_CFG_BASE, dev->hw->wdma_phy);
+		wed_set(dev, MTK_WED_CTRL, MTK_WED_CTRL_ETH_DMAD_FMT);
+		wed_w32(dev, MTK_WED_WDMA_OFFSET0,
+			FIELD_PREP(MTK_WED_WDMA_OFST0_GLO_INTS,
+				   MTK_WDMA_INT_STATUS) |
+			FIELD_PREP(MTK_WED_WDMA_OFST0_GLO_CFG,
+				   MTK_WDMA_GLO_CFG));
+
+		wed_w32(dev, MTK_WED_WDMA_OFFSET1,
+			FIELD_PREP(MTK_WED_WDMA_OFST1_TX_CTRL,
+				   MTK_WDMA_RING_TX(0)) |
+			FIELD_PREP(MTK_WED_WDMA_OFST1_RX_CTRL,
+				   MTK_WDMA_RING_RX(0)));
+	}
 }
 
 static void
@@ -340,37 +501,65 @@ mtk_wed_hw_init(struct mtk_wed_device *dev)
 
 	wed_w32(dev, MTK_WED_TX_BM_BASE, dev->buf_ring.desc_phys);
 
-	wed_w32(dev, MTK_WED_TX_BM_TKID,
-		FIELD_PREP(MTK_WED_TX_BM_TKID_START,
-			   dev->wlan.token_start) |
-		FIELD_PREP(MTK_WED_TX_BM_TKID_END,
-			   dev->wlan.token_start + dev->wlan.nbuf - 1));
-
 	wed_w32(dev, MTK_WED_TX_BM_BUF_LEN, MTK_WED_PKT_SIZE);
 
-	wed_w32(dev, MTK_WED_TX_BM_DYN_THR,
-		FIELD_PREP(MTK_WED_TX_BM_DYN_THR_LO, 1) |
-		MTK_WED_TX_BM_DYN_THR_HI);
+	if (dev->hw->version == 1) {
+		wed_w32(dev, MTK_WED_TX_BM_TKID,
+			FIELD_PREP(MTK_WED_TX_BM_TKID_START,
+				   dev->wlan.token_start) |
+			FIELD_PREP(MTK_WED_TX_BM_TKID_END,
+				   dev->wlan.token_start +
+				   dev->wlan.nbuf - 1));
+		wed_w32(dev, MTK_WED_TX_BM_DYN_THR,
+			FIELD_PREP(MTK_WED_TX_BM_DYN_THR_LO, 1) |
+			MTK_WED_TX_BM_DYN_THR_HI);
+	} else {
+		wed_w32(dev, MTK_WED_TX_BM_TKID_V2,
+			FIELD_PREP(MTK_WED_TX_BM_TKID_START,
+				   dev->wlan.token_start) |
+			FIELD_PREP(MTK_WED_TX_BM_TKID_END,
+				   dev->wlan.token_start +
+				   dev->wlan.nbuf - 1));
+		wed_w32(dev, MTK_WED_TX_BM_DYN_THR,
+			FIELD_PREP(MTK_WED_TX_BM_DYN_THR_LO_V2, 0) |
+			MTK_WED_TX_BM_DYN_THR_HI_V2);
+		wed_w32(dev, MTK_WED_TX_TKID_CTRL,
+			MTK_WED_TX_TKID_CTRL_PAUSE |
+			FIELD_PREP(MTK_WED_TX_TKID_CTRL_VLD_GRP_NUM,
+				   dev->buf_ring.size / 128) |
+			FIELD_PREP(MTK_WED_TX_TKID_CTRL_RSV_GRP_NUM,
+				   dev->buf_ring.size / 128));
+		wed_w32(dev, MTK_WED_TX_TKID_DYN_THR,
+			FIELD_PREP(MTK_WED_TX_TKID_DYN_THR_LO, 0) |
+			MTK_WED_TX_TKID_DYN_THR_HI);
+	}
 
 	mtk_wed_reset(dev, MTK_WED_RESET_TX_BM);
 
-	wed_set(dev, MTK_WED_CTRL,
-		MTK_WED_CTRL_WED_TX_BM_EN |
-		MTK_WED_CTRL_WED_TX_FREE_AGENT_EN);
+	if (dev->hw->version == 1)
+		wed_set(dev, MTK_WED_CTRL,
+			MTK_WED_CTRL_WED_TX_BM_EN |
+			MTK_WED_CTRL_WED_TX_FREE_AGENT_EN);
+	else
+		wed_clr(dev, MTK_WED_TX_TKID_CTRL, MTK_WED_TX_TKID_CTRL_PAUSE);
 
 	wed_clr(dev, MTK_WED_TX_BM_CTRL, MTK_WED_TX_BM_CTRL_PAUSE);
 }
 
 static void
-mtk_wed_ring_reset(struct mtk_wdma_desc *desc, int size)
+mtk_wed_ring_reset(struct mtk_wed_ring *ring, int size)
 {
+	void *head = (void *)ring->desc;
 	int i;
 
 	for (i = 0; i < size; i++) {
-		desc[i].buf0 = 0;
-		desc[i].ctrl = cpu_to_le32(MTK_WDMA_DESC_CTRL_DMA_DONE);
-		desc[i].buf1 = 0;
-		desc[i].info = 0;
+		struct mtk_wdma_desc *desc;
+
+		desc = (struct mtk_wdma_desc *)(head + i * ring->desc_size);
+		desc->buf0 = 0;
+		desc->ctrl = cpu_to_le32(MTK_WDMA_DESC_CTRL_DMA_DONE);
+		desc->buf1 = 0;
+		desc->info = 0;
 	}
 }
 
@@ -421,12 +610,10 @@ mtk_wed_reset_dma(struct mtk_wed_device *dev)
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(dev->tx_ring); i++) {
-		struct mtk_wdma_desc *desc = dev->tx_ring[i].desc;
-
-		if (!desc)
+		if (!dev->tx_ring[i].desc)
 			continue;
 
-		mtk_wed_ring_reset(desc, MTK_WED_TX_RING_SIZE);
+		mtk_wed_ring_reset(&dev->tx_ring[i], MTK_WED_TX_RING_SIZE);
 	}
 
 	if (mtk_wed_poll_busy(dev))
@@ -483,16 +670,16 @@ mtk_wed_reset_dma(struct mtk_wed_device *dev)
 
 static int
 mtk_wed_ring_alloc(struct mtk_wed_device *dev, struct mtk_wed_ring *ring,
-		   int size)
+		   int size, u32 desc_size)
 {
-	ring->desc = dma_alloc_coherent(dev->hw->dev,
-					size * sizeof(*ring->desc),
+	ring->desc = dma_alloc_coherent(dev->hw->dev, size * desc_size,
 					&ring->desc_phys, GFP_KERNEL);
 	if (!ring->desc)
 		return -ENOMEM;
 
+	ring->desc_size = desc_size;
 	ring->size = size;
-	mtk_wed_ring_reset(ring->desc, size);
+	mtk_wed_ring_reset(ring, size);
 
 	return 0;
 }
@@ -500,9 +687,10 @@ mtk_wed_ring_alloc(struct mtk_wed_device *dev, struct mtk_wed_ring *ring,
 static int
 mtk_wed_wdma_ring_setup(struct mtk_wed_device *dev, int idx, int size)
 {
+	u32 desc_size = sizeof(struct mtk_wdma_desc) * dev->hw->version;
 	struct mtk_wed_ring *wdma = &dev->tx_wdma[idx];
 
-	if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE))
+	if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE, desc_size))
 		return -ENOMEM;
 
 	wdma_w32(dev, MTK_WDMA_RING_RX(idx) + MTK_WED_RING_OFS_BASE,
@@ -520,43 +708,63 @@ mtk_wed_wdma_ring_setup(struct mtk_wed_device *dev, int idx, int size)
 }
 
 static void
-mtk_wed_start(struct mtk_wed_device *dev, u32 irq_mask)
+mtk_wed_configure_irq(struct mtk_wed_device *dev, u32 irq_mask)
 {
-	u32 wdma_mask;
-	u32 val;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(dev->tx_wdma); i++)
-		if (!dev->tx_wdma[i].desc)
-			mtk_wed_wdma_ring_setup(dev, i, 16);
-
-	wdma_mask = FIELD_PREP(MTK_WDMA_INT_MASK_RX_DONE, GENMASK(1, 0));
-
-	mtk_wed_hw_init(dev);
+	u32 wdma_mask = FIELD_PREP(MTK_WDMA_INT_MASK_RX_DONE, GENMASK(1, 0));
 
+	/* wed control cr set */
 	wed_set(dev, MTK_WED_CTRL,
 		MTK_WED_CTRL_WDMA_INT_AGENT_EN |
 		MTK_WED_CTRL_WPDMA_INT_AGENT_EN |
 		MTK_WED_CTRL_WED_TX_BM_EN |
 		MTK_WED_CTRL_WED_TX_FREE_AGENT_EN);
 
-	wed_w32(dev, MTK_WED_PCIE_INT_TRIGGER, MTK_WED_PCIE_INT_TRIGGER_STATUS);
+	if (dev->hw->version == 1) {
+		wed_w32(dev, MTK_WED_PCIE_INT_TRIGGER,
+			MTK_WED_PCIE_INT_TRIGGER_STATUS);
 
-	wed_w32(dev, MTK_WED_WPDMA_INT_TRIGGER,
-		MTK_WED_WPDMA_INT_TRIGGER_RX_DONE |
-		MTK_WED_WPDMA_INT_TRIGGER_TX_DONE);
+		wed_w32(dev, MTK_WED_WPDMA_INT_TRIGGER,
+			MTK_WED_WPDMA_INT_TRIGGER_RX_DONE |
+			MTK_WED_WPDMA_INT_TRIGGER_TX_DONE);
 
-	wed_set(dev, MTK_WED_WPDMA_INT_CTRL,
-		MTK_WED_WPDMA_INT_CTRL_SUBRT_ADV);
+		wed_clr(dev, MTK_WED_WDMA_INT_CTRL, wdma_mask);
+	} else {
+		/* initail tx interrupt trigger */
+		wed_w32(dev, MTK_WED_WPDMA_INT_CTRL_TX,
+			MTK_WED_WPDMA_INT_CTRL_TX0_DONE_EN |
+			MTK_WED_WPDMA_INT_CTRL_TX0_DONE_CLR |
+			MTK_WED_WPDMA_INT_CTRL_TX1_DONE_EN |
+			MTK_WED_WPDMA_INT_CTRL_TX1_DONE_CLR |
+			FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_TX0_DONE_TRIG,
+				   dev->wlan.tx_tbit[0]) |
+			FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_TX1_DONE_TRIG,
+				   dev->wlan.tx_tbit[1]));
+
+		/* initail txfree interrupt trigger */
+		wed_w32(dev, MTK_WED_WPDMA_INT_CTRL_TX_FREE,
+			MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_EN |
+			MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_CLR |
+			FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_TRIG,
+				   dev->wlan.txfree_tbit));
+
+		wed_w32(dev, MTK_WED_WDMA_INT_CLR, wdma_mask);
+		wed_set(dev, MTK_WED_WDMA_INT_CTRL,
+			FIELD_PREP(MTK_WED_WDMA_INT_CTRL_POLL_SRC_SEL,
+				   dev->wdma_idx));
+	}
 
 	wed_w32(dev, MTK_WED_WDMA_INT_TRIGGER, wdma_mask);
-	wed_clr(dev, MTK_WED_WDMA_INT_CTRL, wdma_mask);
 
 	wdma_w32(dev, MTK_WDMA_INT_MASK, wdma_mask);
 	wdma_w32(dev, MTK_WDMA_INT_GRP2, wdma_mask);
-
 	wed_w32(dev, MTK_WED_WPDMA_INT_MASK, irq_mask);
 	wed_w32(dev, MTK_WED_INT_MASK, irq_mask);
+}
+
+static void
+mtk_wed_dma_enable(struct mtk_wed_device *dev)
+{
+	wed_set(dev, MTK_WED_WPDMA_INT_CTRL, MTK_WED_WPDMA_INT_CTRL_SUBRT_ADV);
 
 	wed_set(dev, MTK_WED_GLO_CFG,
 		MTK_WED_GLO_CFG_TX_DMA_EN |
@@ -567,16 +775,54 @@ mtk_wed_start(struct mtk_wed_device *dev, u32 irq_mask)
 	wed_set(dev, MTK_WED_WDMA_GLO_CFG,
 		MTK_WED_WDMA_GLO_CFG_RX_DRV_EN);
 
+	wdma_set(dev, MTK_WDMA_GLO_CFG,
+		 MTK_WDMA_GLO_CFG_TX_DMA_EN |
+		 MTK_WDMA_GLO_CFG_RX_INFO1_PRERES |
+		 MTK_WDMA_GLO_CFG_RX_INFO2_PRERES);
+
+	if (dev->hw->version == 1) {
+		wdma_set(dev, MTK_WDMA_GLO_CFG,
+			 MTK_WDMA_GLO_CFG_RX_INFO3_PRERES);
+	} else {
+		wed_set(dev, MTK_WED_WPDMA_CTRL,
+			MTK_WED_WPDMA_CTRL_SDL1_FIXED);
+
+		wed_set(dev, MTK_WED_WPDMA_GLO_CFG,
+			MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_PKT_PROC |
+			MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_CRX_SYNC);
+
+		wed_clr(dev, MTK_WED_WPDMA_GLO_CFG,
+			MTK_WED_WPDMA_GLO_CFG_TX_TKID_KEEP |
+			MTK_WED_WPDMA_GLO_CFG_TX_DMAD_DW3_PREV);
+	}
+}
+
+static void
+mtk_wed_start(struct mtk_wed_device *dev, u32 irq_mask)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(dev->tx_wdma); i++)
+		if (!dev->tx_wdma[i].desc)
+			mtk_wed_wdma_ring_setup(dev, i, 16);
+
+	mtk_wed_hw_init(dev);
+	mtk_wed_configure_irq(dev, irq_mask);
+
 	mtk_wed_set_ext_int(dev, true);
-	val = dev->wlan.wpdma_phys |
-	      MTK_PCIE_MIRROR_MAP_EN |
-	      FIELD_PREP(MTK_PCIE_MIRROR_MAP_WED_ID, dev->hw->index);
 
-	if (dev->hw->index)
-		val |= BIT(1);
-	val |= BIT(0);
-	regmap_write(dev->hw->mirror, dev->hw->index * 4, val);
+	if (dev->hw->version == 1) {
+		u32 val = dev->wlan.wpdma_phys | MTK_PCIE_MIRROR_MAP_EN |
+			  FIELD_PREP(MTK_PCIE_MIRROR_MAP_WED_ID,
+				     dev->hw->index);
+
+		val |= BIT(0) | (BIT(1) * !!dev->hw->index);
+		regmap_write(dev->hw->mirror, dev->hw->index * 4, val);
+	} else {
+		mtk_wed_set_512_support(dev, true);
+	}
 
+	mtk_wed_dma_enable(dev);
 	dev->running = true;
 }
 
@@ -585,12 +831,14 @@ mtk_wed_attach(struct mtk_wed_device *dev)
 	__releases(RCU)
 {
 	struct mtk_wed_hw *hw;
+	struct device *device;
 	int ret = 0;
 
 	RCU_LOCKDEP_WARN(!rcu_read_lock_held(),
 			 "mtk_wed_attach without holding the RCU read lock");
 
-	if (pci_domain_nr(dev->wlan.pci_dev->bus) > 1 ||
+	if ((dev->wlan.bus_type == MTK_WED_BUS_PCIE &&
+	     pci_domain_nr(dev->wlan.pci_dev->bus) > 1) ||
 	    !try_module_get(THIS_MODULE))
 		ret = -ENODEV;
 
@@ -608,7 +856,11 @@ mtk_wed_attach(struct mtk_wed_device *dev)
 		goto out;
 	}
 
-	dev_info(&dev->wlan.pci_dev->dev, "attaching wed device %d\n", hw->index);
+	device = dev->wlan.bus_type == MTK_WED_BUS_PCIE
+		? &dev->wlan.pci_dev->dev
+		: &dev->wlan.platform_dev->dev;
+	dev_info(device, "attaching wed device %d version %d\n",
+		 hw->index, hw->version);
 
 	dev->hw = hw;
 	dev->dev = hw->dev;
@@ -626,7 +878,9 @@ mtk_wed_attach(struct mtk_wed_device *dev)
 	}
 
 	mtk_wed_hw_init_early(dev);
-	regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP, BIT(hw->index), 0);
+	if (hw->hifsys)
+		regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP,
+				   BIT(hw->index), 0);
 
 out:
 	mutex_unlock(&hw_lock);
@@ -653,7 +907,8 @@ mtk_wed_tx_ring_setup(struct mtk_wed_device *dev, int idx, void __iomem *regs)
 
 	BUG_ON(idx >= ARRAY_SIZE(dev->tx_ring));
 
-	if (mtk_wed_ring_alloc(dev, ring, MTK_WED_TX_RING_SIZE))
+	if (mtk_wed_ring_alloc(dev, ring, MTK_WED_TX_RING_SIZE,
+			       sizeof(*ring->desc)))
 		return -ENOMEM;
 
 	if (mtk_wed_wdma_ring_setup(dev, idx, MTK_WED_WDMA_RING_SIZE))
@@ -680,21 +935,21 @@ static int
 mtk_wed_txfree_ring_setup(struct mtk_wed_device *dev, void __iomem *regs)
 {
 	struct mtk_wed_ring *ring = &dev->txfree_ring;
-	int i;
+	int i, index = dev->hw->version == 1;
 
 	/*
 	 * For txfree event handling, the same DMA ring is shared between WED
 	 * and WLAN. The WLAN driver accesses the ring index registers through
 	 * WED
 	 */
-	ring->reg_base = MTK_WED_RING_RX(1);
+	ring->reg_base = MTK_WED_RING_RX(index);
 	ring->wpdma = regs;
 
 	for (i = 0; i < 12; i += 4) {
 		u32 val = readl(regs + i);
 
-		wed_w32(dev, MTK_WED_RING_RX(1) + i, val);
-		wed_w32(dev, MTK_WED_WPDMA_RING_RX(1) + i, val);
+		wed_w32(dev, MTK_WED_RING_RX(index) + i, val);
+		wed_w32(dev, MTK_WED_WPDMA_RING_RX(index) + i, val);
 	}
 
 	return 0;
@@ -703,11 +958,19 @@ mtk_wed_txfree_ring_setup(struct mtk_wed_device *dev, void __iomem *regs)
 static u32
 mtk_wed_irq_get(struct mtk_wed_device *dev, u32 mask)
 {
-	u32 val;
+	u32 val, ext_mask = MTK_WED_EXT_INT_STATUS_ERROR_MASK;
+
+	if (dev->hw->version == 1)
+		ext_mask |= MTK_WED_EXT_INT_STATUS_TX_DRV_R_RESP_ERR;
+	else
+		ext_mask |= MTK_WED_EXT_INT_STATUS_RX_FBUF_LO_TH |
+			    MTK_WED_EXT_INT_STATUS_RX_FBUF_HI_TH |
+			    MTK_WED_EXT_INT_STATUS_RX_DRV_COHERENT |
+			    MTK_WED_EXT_INT_STATUS_TX_DMA_W_RESP_ERR;
 
 	val = wed_r32(dev, MTK_WED_EXT_INT_STATUS);
 	wed_w32(dev, MTK_WED_EXT_INT_STATUS, val);
-	val &= MTK_WED_EXT_INT_STATUS_ERROR_MASK;
+	val &= ext_mask;
 	if (!dev->hw->num_flows)
 		val &= ~MTK_WED_EXT_INT_STATUS_TKID_WO_PYLD;
 	if (val && net_ratelimit())
@@ -782,7 +1045,8 @@ out:
 }
 
 void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth,
-		    void __iomem *wdma, int index)
+		    void __iomem *wdma, phys_addr_t wdma_phy,
+		    int index)
 {
 	static const struct mtk_wed_ops wed_ops = {
 		.attach = mtk_wed_attach,
@@ -829,26 +1093,33 @@ void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth,
 	hw = kzalloc(sizeof(*hw), GFP_KERNEL);
 	if (!hw)
 		goto unlock;
+
 	hw->node = np;
 	hw->regs = regs;
 	hw->eth = eth;
 	hw->dev = &pdev->dev;
+	hw->wdma_phy = wdma_phy;
 	hw->wdma = wdma;
 	hw->index = index;
 	hw->irq = irq;
-	hw->mirror = syscon_regmap_lookup_by_phandle(eth_np,
-						     "mediatek,pcie-mirror");
-	hw->hifsys = syscon_regmap_lookup_by_phandle(eth_np,
-						     "mediatek,hifsys");
-	if (IS_ERR(hw->mirror) || IS_ERR(hw->hifsys)) {
-		kfree(hw);
-		goto unlock;
-	}
+	hw->version = MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2) ? 2 : 1;
+
+	if (hw->version == 1) {
+		hw->mirror = syscon_regmap_lookup_by_phandle(eth_np,
+				"mediatek,pcie-mirror");
+		hw->hifsys = syscon_regmap_lookup_by_phandle(eth_np,
+				"mediatek,hifsys");
+		if (IS_ERR(hw->mirror) || IS_ERR(hw->hifsys)) {
+			kfree(hw);
+			goto unlock;
+		}
 
-	if (!index) {
-		regmap_write(hw->mirror, 0, 0);
-		regmap_write(hw->mirror, 4, 0);
+		if (!index) {
+			regmap_write(hw->mirror, 0, 0);
+			regmap_write(hw->mirror, 4, 0);
+		}
 	}
+
 	mtk_wed_hw_add_debugfs(hw);
 
 	hw_list[index] = hw;