recipes-wifi/linux-mt76/files/patches-3.x/2013-wifi-mt76-mt7996-support-TX-RX-for-Kite-without-WED-.patch

From bd93ad7026e316307453438f4b7bce59e30bf03e Mon Sep 17 00:00:00 2001
From: Benjamin Lin <benjamin-jw.lin@mediatek.com>
Date: Wed, 7 Jun 2023 14:11:28 +0800
Subject: [PATCH 77/98] wifi: mt76: mt7996: support TX/RX for Kite without WED
 and RRO

Signed-off-by: Benjamin Lin <benjamin-jw.lin@mediatek.com>
Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
---
 mt76_connac3_mac.h |  3 ++-
 mt7996/dma.c       | 61 +++++++++++++++++++++++++++++++++++++---------
 mt7996/init.c      | 10 ++++++--
 mt7996/mac.c       |  7 ++++--
 mt7996/mt7996.h    |  4 +--
 mt7996/regs.h      |  4 +--
 6 files changed, 68 insertions(+), 21 deletions(-)

diff --git a/mt76_connac3_mac.h b/mt76_connac3_mac.h
index 7402de2..3fd46ae 100644
--- a/mt76_connac3_mac.h
+++ b/mt76_connac3_mac.h
@@ -244,7 +244,8 @@ enum tx_mgnt_type {
 #define MT_TXD6_TX_RATE			GENMASK(21, 16)
 #define MT_TXD6_TIMESTAMP_OFS_EN	BIT(15)
 #define MT_TXD6_TIMESTAMP_OFS_IDX	GENMASK(14, 10)
-#define MT_TXD6_MSDU_CNT		GENMASK(9, 4)
+#define MT_TXD6_MSDU_CNT_MT7996		GENMASK(9, 4)
+#define MT_TXD6_MSDU_CNT_MT7992		GENMASK(15, 10)
 #define MT_TXD6_DIS_MAT			BIT(3)
 #define MT_TXD6_DAS			BIT(2)
 #define MT_TXD6_AMSDU_CAP		BIT(1)
diff --git a/mt7996/dma.c b/mt7996/dma.c
index b2c7ae6..1163550 100644
--- a/mt7996/dma.c
+++ b/mt7996/dma.c
@@ -57,13 +57,21 @@ static void mt7996_dma_config(struct mt7996_dev *dev)
 	RXQ_CONFIG(MT_RXQ_MCU, WFDMA0, MT_INT_RX_DONE_WM, MT7996_RXQ_MCU_WM);
 	RXQ_CONFIG(MT_RXQ_MCU_WA, WFDMA0, MT_INT_RX_DONE_WA, MT7996_RXQ_MCU_WA);
 
-	/* band0/band1 */
+	/* MT7996 band0/band1
+	 * MT7992 band0
+	 */
 	RXQ_CONFIG(MT_RXQ_MAIN, WFDMA0, MT_INT_RX_DONE_BAND0, MT7996_RXQ_BAND0);
 	RXQ_CONFIG(MT_RXQ_MAIN_WA, WFDMA0, MT_INT_RX_DONE_WA_MAIN, MT7996_RXQ_MCU_WA_MAIN);
 
-	/* band2 */
-	RXQ_CONFIG(MT_RXQ_BAND2, WFDMA0, MT_INT_RX_DONE_BAND2, MT7996_RXQ_BAND2);
-	RXQ_CONFIG(MT_RXQ_BAND2_WA, WFDMA0, MT_INT_RX_DONE_WA_TRI, MT7996_RXQ_MCU_WA_TRI);
+	if (is_mt7996(&dev->mt76)) {
+		/* MT7996 band2 */
+		RXQ_CONFIG(MT_RXQ_BAND2, WFDMA0, MT_INT_RX_DONE_BAND2, MT7996_RXQ_BAND2);
+		RXQ_CONFIG(MT_RXQ_BAND2_WA, WFDMA0, MT_INT_RX_DONE_WA_TRI, MT7996_RXQ_MCU_WA_TRI);
+	} else {
+		/* MT7992 band1 */
+		RXQ_CONFIG(MT_RXQ_BAND1, WFDMA0, MT_INT_RX_DONE_BAND1, MT7996_RXQ_BAND1);
+		RXQ_CONFIG(MT_RXQ_BAND1_WA, WFDMA0, MT_INT_RX_DONE_WA_EXT, MT7996_RXQ_MCU_WA_EXT);
+	}
 
 	if (dev->has_rro) {
 		/* band0 */
@@ -90,8 +98,12 @@ static void mt7996_dma_config(struct mt7996_dev *dev)
 
 	/* data tx queue */
 	TXQ_CONFIG(0, WFDMA0, MT_INT_TX_DONE_BAND0, MT7996_TXQ_BAND0);
-	TXQ_CONFIG(1, WFDMA0, MT_INT_TX_DONE_BAND1, MT7996_TXQ_BAND1);
-	TXQ_CONFIG(2, WFDMA0, MT_INT_TX_DONE_BAND2, MT7996_TXQ_BAND2);
+	if (is_mt7996(&dev->mt76)) {
+		TXQ_CONFIG(1, WFDMA0, MT_INT_TX_DONE_BAND1, MT7996_TXQ_BAND1);
+		TXQ_CONFIG(2, WFDMA0, MT_INT_TX_DONE_BAND2, MT7996_TXQ_BAND2);
+	} else {
+		TXQ_CONFIG(1, WFDMA0, MT_INT_TX_DONE_BAND2, MT7996_TXQ_BAND2);
+	}
 
 	/* mcu tx queue */
 	MCUQ_CONFIG(MT_MCUQ_WM, WFDMA0, MT_INT_TX_DONE_MCU_WM, MT7996_TXQ_MCU_WM);
@@ -123,10 +135,15 @@ static void __mt7996_dma_prefetch(struct mt7996_dev *dev, u32 ofs)
 	mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MCU) + ofs, PREFETCH(0x2));
 	mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MCU_WA) + ofs, PREFETCH(0x2));
 	mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MAIN_WA) + ofs, PREFETCH(0x2));
-	mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_BAND2_WA) + ofs, PREFETCH(0x2));
+	if (is_mt7996(&dev->mt76))
+		mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_BAND2_WA) + ofs, PREFETCH(0x2));
+	else
+		mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_BAND1_WA) + ofs, PREFETCH(0x2));
 	mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MAIN) + ofs, PREFETCH(0x10));
-	mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_BAND2) + ofs, PREFETCH(0x10));
-
+	if (is_mt7996(&dev->mt76))
+		mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_BAND2) + ofs, PREFETCH(0x10));
+	else
+		mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_BAND1) + ofs, PREFETCH(0x10));
 	if (dev->has_rro) {
 		mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_RRO_BAND0) + ofs,
 			PREFETCH(0x10));
@@ -488,7 +505,7 @@ int mt7996_dma_init(struct mt7996_dev *dev)
 	if (ret)
 		return ret;
 
-	/* rx data queue for band0 and band1 */
+	/* rx data queue for band0 and MT7996 band1 */
 	if (mtk_wed_device_active(wed) && mtk_wed_get_rx_capa(wed)) {
 		dev->mt76.q_rx[MT_RXQ_MAIN].flags = MT_WED_Q_RX(0);
 		dev->mt76.q_rx[MT_RXQ_MAIN].wed = wed;
@@ -517,7 +534,7 @@ int mt7996_dma_init(struct mt7996_dev *dev)
 		return ret;
 
 	if (mt7996_band_valid(dev, MT_BAND2)) {
-		/* rx data queue for band2 */
+		/* rx data queue for MT7996 band2 */
 		rx_base = MT_RXQ_RING_BASE(MT_RXQ_BAND2) + hif1_ofs;
 		if (mtk_wed_device_active(wed_hif2) && mtk_wed_get_rx_capa(wed_hif2)) {
 			dev->mt76.q_rx[MT_RXQ_BAND2].flags = MT_WED_Q_RX(0);
@@ -531,7 +548,7 @@ int mt7996_dma_init(struct mt7996_dev *dev)
 		if (ret)
 			return ret;
 
-		/* tx free notify event from WA for band2
+		/* tx free notify event from WA for MT7996 band2
 		 * use pcie0's rx ring3, but, redirect pcie0 rx ring3 interrupt to pcie1
 		 */
 		if (mtk_wed_device_active(wed_hif2) && !dev->has_rro) {
@@ -546,6 +563,26 @@ int mt7996_dma_init(struct mt7996_dev *dev)
 				       MT_RXQ_RING_BASE(MT_RXQ_BAND2_WA));
 		if (ret)
 			return ret;
+	} else if (mt7996_band_valid(dev, MT_BAND1)) {
+		/* rx data queue for MT7992 band1 */
+		rx_base = MT_RXQ_RING_BASE(MT_RXQ_BAND1) + hif1_ofs;
+		ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_BAND1],
+				       MT_RXQ_ID(MT_RXQ_BAND1),
+				       MT7996_RX_RING_SIZE,
+				       MT_RX_BUF_SIZE,
+				       rx_base);
+		if (ret)
+			return ret;
+
+		/* tx free notify event from WA for MT7992 band1 */
+		rx_base = MT_RXQ_RING_BASE(MT_RXQ_BAND1_WA) + hif1_ofs;
+		ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_BAND1_WA],
+				       MT_RXQ_ID(MT_RXQ_BAND1_WA),
+				       MT7996_RX_MCU_RING_SIZE,
+				       MT_RX_BUF_SIZE,
+				       rx_base);
+		if (ret)
+			return ret;
 	}
 
 	if (mtk_wed_device_active(wed) && mtk_wed_get_rx_capa(wed) &&
diff --git a/mt7996/init.c b/mt7996/init.c
index 20e14e7..d539af0 100644
--- a/mt7996/init.c
+++ b/mt7996/init.c
@@ -505,7 +505,12 @@ void mt7996_mac_init(struct mt7996_dev *dev)
 	mt76_rmw_field(dev, MT_DMA_TCRF1(2), MT_DMA_TCRF1_QIDX, 0);
 
 	/* rro module init */
-	mt7996_mcu_set_rro(dev, UNI_RRO_SET_PLATFORM_TYPE, 2);
+	if (is_mt7996(&dev->mt76))
+		mt7996_mcu_set_rro(dev, UNI_RRO_SET_PLATFORM_TYPE, 2);
+	else
+		mt7996_mcu_set_rro(dev, UNI_RRO_SET_PLATFORM_TYPE,
+				   dev->hif2 ? 7 : 0);
+
 	if (dev->has_rro) {
 		u16 timeout;
 
@@ -562,7 +567,8 @@ static int mt7996_register_phy(struct mt7996_dev *dev, struct mt7996_phy *phy,
 	if (phy)
 		return 0;
 
-	if (band == MT_BAND2 && dev->hif2) {
+	if ((is_mt7996(&dev->mt76) && band == MT_BAND2 && dev->hif2) ||
+	    (is_mt7992(&dev->mt76) && band == MT_BAND1 && dev->hif2)) {
 		hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
 		wed = &dev->mt76.mmio.wed_hif2;
 	}
diff --git a/mt7996/mac.c b/mt7996/mac.c
index 22cff71..a92298d 100644
--- a/mt7996/mac.c
+++ b/mt7996/mac.c
@@ -878,8 +878,11 @@ void mt7996_mac_write_txwi(struct mt7996_dev *dev, __le32 *txwi,
 		val |= MT_TXD5_TX_STATUS_HOST;
 	txwi[5] = cpu_to_le32(val);
 
-	val = MT_TXD6_DIS_MAT | MT_TXD6_DAS |
-	      FIELD_PREP(MT_TXD6_MSDU_CNT, 1);
+	val = MT_TXD6_DIS_MAT | MT_TXD6_DAS;
+	if (is_mt7996(&dev->mt76))
+		val |= FIELD_PREP(MT_TXD6_MSDU_CNT_MT7996, 1);
+	else
+		val |= FIELD_PREP(MT_TXD6_MSDU_CNT_MT7992, 1);
 	txwi[6] = cpu_to_le32(val);
 	txwi[7] = 0;
 
diff --git a/mt7996/mt7996.h b/mt7996/mt7996.h
index 06e00f4..4333d51 100644
--- a/mt7996/mt7996.h
+++ b/mt7996/mt7996.h
@@ -152,10 +152,10 @@ enum mt7996_rxq_id {
 	MT7996_RXQ_MCU_WM = 0,
 	MT7996_RXQ_MCU_WA,
 	MT7996_RXQ_MCU_WA_MAIN = 2,
-	MT7996_RXQ_MCU_WA_EXT = 2,/* unused */
+	MT7996_RXQ_MCU_WA_EXT = 3, /* Only used by MT7992. */
 	MT7996_RXQ_MCU_WA_TRI = 3,
 	MT7996_RXQ_BAND0 = 4,
-	MT7996_RXQ_BAND1 = 4,/* unused */
+	MT7996_RXQ_BAND1 = 5, /* Only used by MT7992. */
 	MT7996_RXQ_BAND2 = 5,
 	MT7996_RXQ_RRO_BAND0 = 8,
 	MT7996_RXQ_RRO_BAND1 = 8,/* unused */
diff --git a/mt7996/regs.h b/mt7996/regs.h
index 77a2f9d..c9e90e3 100644
--- a/mt7996/regs.h
+++ b/mt7996/regs.h
@@ -491,12 +491,12 @@ enum offs_rev {
 #define MT_INT1_MASK_CSR			MT_WFDMA0_PCIE1(0x204)
 
 #define MT_INT_RX_DONE_BAND0			BIT(12)
-#define MT_INT_RX_DONE_BAND1			BIT(12)
+#define MT_INT_RX_DONE_BAND1			BIT(13) /* Only used by MT7992. */
 #define MT_INT_RX_DONE_BAND2			BIT(13)
 #define MT_INT_RX_DONE_WM			BIT(0)
 #define MT_INT_RX_DONE_WA			BIT(1)
 #define MT_INT_RX_DONE_WA_MAIN			BIT(2)
-#define MT_INT_RX_DONE_WA_EXT			BIT(2)
+#define MT_INT_RX_DONE_WA_EXT			BIT(3) /* Only used by MT7992. */
 #define MT_INT_RX_DONE_WA_TRI			BIT(3)
 #define MT_INT_RX_TXFREE_MAIN			BIT(17)
 #define MT_INT_RX_TXFREE_TRI			BIT(15)
-- 
2.18.0