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msm8916-openwrt/target/linux/generic/backport-6.1/752-20-v6.7-net-ethernet-mtk_wed-add-wed-3.0-reset-support.patch
Felix Fietkau 6407ef8d2b kernel: backport upstream mediatek WED changes 
Reorder and update existing patches

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2023-12-08 14:29:54 +01:00

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From: Sujuan Chen <sujuan.chen@mediatek.com>
Date: Mon, 18 Sep 2023 12:29:19 +0200
Subject: [PATCH] net: ethernet: mtk_wed: add wed 3.0 reset support
Introduce support for resetting Wireless Ethernet Dispatcher 3.0
available on MT988 SoC.
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
---
--- a/drivers/net/ethernet/mediatek/mtk_wed.c
+++ b/drivers/net/ethernet/mediatek/mtk_wed.c
@@ -148,6 +148,90 @@ mtk_wdma_read_reset(struct mtk_wed_devic
return wdma_r32(dev, MTK_WDMA_GLO_CFG);
}
+static void
+mtk_wdma_v3_rx_reset(struct mtk_wed_device *dev)
+{
+ u32 status;
+
+ if (!mtk_wed_is_v3_or_greater(dev->hw))
+ return;
+
+ wdma_clr(dev, MTK_WDMA_PREF_TX_CFG, MTK_WDMA_PREF_TX_CFG_PREF_EN);
+ wdma_clr(dev, MTK_WDMA_PREF_RX_CFG, MTK_WDMA_PREF_RX_CFG_PREF_EN);
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_PREF_TX_CFG_PREF_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_PREF_TX_CFG))
+ dev_err(dev->hw->dev, "rx reset failed\n");
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_PREF_RX_CFG_PREF_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_PREF_RX_CFG))
+ dev_err(dev->hw->dev, "rx reset failed\n");
+
+ wdma_clr(dev, MTK_WDMA_WRBK_TX_CFG, MTK_WDMA_WRBK_TX_CFG_WRBK_EN);
+ wdma_clr(dev, MTK_WDMA_WRBK_RX_CFG, MTK_WDMA_WRBK_RX_CFG_WRBK_EN);
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_WRBK_TX_CFG_WRBK_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_WRBK_TX_CFG))
+ dev_err(dev->hw->dev, "rx reset failed\n");
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_WRBK_RX_CFG_WRBK_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_WRBK_RX_CFG))
+ dev_err(dev->hw->dev, "rx reset failed\n");
+
+ /* prefetch FIFO */
+ wdma_w32(dev, MTK_WDMA_PREF_RX_FIFO_CFG,
+ MTK_WDMA_PREF_RX_FIFO_CFG_RING0_CLEAR |
+ MTK_WDMA_PREF_RX_FIFO_CFG_RING1_CLEAR);
+ wdma_clr(dev, MTK_WDMA_PREF_RX_FIFO_CFG,
+ MTK_WDMA_PREF_RX_FIFO_CFG_RING0_CLEAR |
+ MTK_WDMA_PREF_RX_FIFO_CFG_RING1_CLEAR);
+
+ /* core FIFO */
+ wdma_w32(dev, MTK_WDMA_XDMA_RX_FIFO_CFG,
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_PAR_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_CMD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_DMAD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_ARR_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_LEN_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_WID_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_BID_FIFO_CLEAR);
+ wdma_clr(dev, MTK_WDMA_XDMA_RX_FIFO_CFG,
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_PAR_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_CMD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_DMAD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_ARR_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_LEN_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_WID_FIFO_CLEAR |
+ MTK_WDMA_XDMA_RX_FIFO_CFG_RX_BID_FIFO_CLEAR);
+
+ /* writeback FIFO */
+ wdma_w32(dev, MTK_WDMA_WRBK_RX_FIFO_CFG(0),
+ MTK_WDMA_WRBK_RX_FIFO_CFG_RING_CLEAR);
+ wdma_w32(dev, MTK_WDMA_WRBK_RX_FIFO_CFG(1),
+ MTK_WDMA_WRBK_RX_FIFO_CFG_RING_CLEAR);
+
+ wdma_clr(dev, MTK_WDMA_WRBK_RX_FIFO_CFG(0),
+ MTK_WDMA_WRBK_RX_FIFO_CFG_RING_CLEAR);
+ wdma_clr(dev, MTK_WDMA_WRBK_RX_FIFO_CFG(1),
+ MTK_WDMA_WRBK_RX_FIFO_CFG_RING_CLEAR);
+
+ /* prefetch ring status */
+ wdma_w32(dev, MTK_WDMA_PREF_SIDX_CFG,
+ MTK_WDMA_PREF_SIDX_CFG_RX_RING_CLEAR);
+ wdma_clr(dev, MTK_WDMA_PREF_SIDX_CFG,
+ MTK_WDMA_PREF_SIDX_CFG_RX_RING_CLEAR);
+
+ /* writeback ring status */
+ wdma_w32(dev, MTK_WDMA_WRBK_SIDX_CFG,
+ MTK_WDMA_WRBK_SIDX_CFG_RX_RING_CLEAR);
+ wdma_clr(dev, MTK_WDMA_WRBK_SIDX_CFG,
+ MTK_WDMA_WRBK_SIDX_CFG_RX_RING_CLEAR);
+}
+
static int
mtk_wdma_rx_reset(struct mtk_wed_device *dev)
{
@@ -160,6 +244,7 @@ mtk_wdma_rx_reset(struct mtk_wed_device
if (ret)
dev_err(dev->hw->dev, "rx reset failed\n");
+ mtk_wdma_v3_rx_reset(dev);
wdma_w32(dev, MTK_WDMA_RESET_IDX, MTK_WDMA_RESET_IDX_RX);
wdma_w32(dev, MTK_WDMA_RESET_IDX, 0);
@@ -192,6 +277,84 @@ mtk_wed_poll_busy(struct mtk_wed_device
}
static void
+mtk_wdma_v3_tx_reset(struct mtk_wed_device *dev)
+{
+ u32 status;
+
+ if (!mtk_wed_is_v3_or_greater(dev->hw))
+ return;
+
+ wdma_clr(dev, MTK_WDMA_PREF_TX_CFG, MTK_WDMA_PREF_TX_CFG_PREF_EN);
+ wdma_clr(dev, MTK_WDMA_PREF_RX_CFG, MTK_WDMA_PREF_RX_CFG_PREF_EN);
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_PREF_TX_CFG_PREF_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_PREF_TX_CFG))
+ dev_err(dev->hw->dev, "tx reset failed\n");
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_PREF_RX_CFG_PREF_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_PREF_RX_CFG))
+ dev_err(dev->hw->dev, "tx reset failed\n");
+
+ wdma_clr(dev, MTK_WDMA_WRBK_TX_CFG, MTK_WDMA_WRBK_TX_CFG_WRBK_EN);
+ wdma_clr(dev, MTK_WDMA_WRBK_RX_CFG, MTK_WDMA_WRBK_RX_CFG_WRBK_EN);
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_WRBK_TX_CFG_WRBK_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_WRBK_TX_CFG))
+ dev_err(dev->hw->dev, "tx reset failed\n");
+
+ if (read_poll_timeout(wdma_r32, status,
+ !(status & MTK_WDMA_WRBK_RX_CFG_WRBK_BUSY),
+ 0, 10000, false, dev, MTK_WDMA_WRBK_RX_CFG))
+ dev_err(dev->hw->dev, "tx reset failed\n");
+
+ /* prefetch FIFO */
+ wdma_w32(dev, MTK_WDMA_PREF_TX_FIFO_CFG,
+ MTK_WDMA_PREF_TX_FIFO_CFG_RING0_CLEAR |
+ MTK_WDMA_PREF_TX_FIFO_CFG_RING1_CLEAR);
+ wdma_clr(dev, MTK_WDMA_PREF_TX_FIFO_CFG,
+ MTK_WDMA_PREF_TX_FIFO_CFG_RING0_CLEAR |
+ MTK_WDMA_PREF_TX_FIFO_CFG_RING1_CLEAR);
+
+ /* core FIFO */
+ wdma_w32(dev, MTK_WDMA_XDMA_TX_FIFO_CFG,
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_PAR_FIFO_CLEAR |
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_CMD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_DMAD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_ARR_FIFO_CLEAR);
+ wdma_clr(dev, MTK_WDMA_XDMA_TX_FIFO_CFG,
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_PAR_FIFO_CLEAR |
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_CMD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_DMAD_FIFO_CLEAR |
+ MTK_WDMA_XDMA_TX_FIFO_CFG_TX_ARR_FIFO_CLEAR);
+
+ /* writeback FIFO */
+ wdma_w32(dev, MTK_WDMA_WRBK_TX_FIFO_CFG(0),
+ MTK_WDMA_WRBK_TX_FIFO_CFG_RING_CLEAR);
+ wdma_w32(dev, MTK_WDMA_WRBK_TX_FIFO_CFG(1),
+ MTK_WDMA_WRBK_TX_FIFO_CFG_RING_CLEAR);
+
+ wdma_clr(dev, MTK_WDMA_WRBK_TX_FIFO_CFG(0),
+ MTK_WDMA_WRBK_TX_FIFO_CFG_RING_CLEAR);
+ wdma_clr(dev, MTK_WDMA_WRBK_TX_FIFO_CFG(1),
+ MTK_WDMA_WRBK_TX_FIFO_CFG_RING_CLEAR);
+
+ /* prefetch ring status */
+ wdma_w32(dev, MTK_WDMA_PREF_SIDX_CFG,
+ MTK_WDMA_PREF_SIDX_CFG_TX_RING_CLEAR);
+ wdma_clr(dev, MTK_WDMA_PREF_SIDX_CFG,
+ MTK_WDMA_PREF_SIDX_CFG_TX_RING_CLEAR);
+
+ /* writeback ring status */
+ wdma_w32(dev, MTK_WDMA_WRBK_SIDX_CFG,
+ MTK_WDMA_WRBK_SIDX_CFG_TX_RING_CLEAR);
+ wdma_clr(dev, MTK_WDMA_WRBK_SIDX_CFG,
+ MTK_WDMA_WRBK_SIDX_CFG_TX_RING_CLEAR);
+}
+
+static void
mtk_wdma_tx_reset(struct mtk_wed_device *dev)
{
u32 status, mask = MTK_WDMA_GLO_CFG_TX_DMA_BUSY;
@@ -202,6 +365,7 @@ mtk_wdma_tx_reset(struct mtk_wed_device
!(status & mask), 0, 10000))
dev_err(dev->hw->dev, "tx reset failed\n");
+ mtk_wdma_v3_tx_reset(dev);
wdma_w32(dev, MTK_WDMA_RESET_IDX, MTK_WDMA_RESET_IDX_TX);
wdma_w32(dev, MTK_WDMA_RESET_IDX, 0);
@@ -1405,13 +1569,33 @@ mtk_wed_rx_reset(struct mtk_wed_device *
if (ret)
return ret;
+ if (dev->wlan.hw_rro) {
+ wed_clr(dev, MTK_WED_CTRL, MTK_WED_CTRL_WED_RX_IND_CMD_EN);
+ mtk_wed_poll_busy(dev, MTK_WED_RRO_RX_HW_STS,
+ MTK_WED_RX_IND_CMD_BUSY);
+ mtk_wed_reset(dev, MTK_WED_RESET_RRO_RX_TO_PG);
+ }
+
wed_clr(dev, MTK_WED_WPDMA_RX_D_GLO_CFG, MTK_WED_WPDMA_RX_D_RX_DRV_EN);
ret = mtk_wed_poll_busy(dev, MTK_WED_WPDMA_RX_D_GLO_CFG,
MTK_WED_WPDMA_RX_D_RX_DRV_BUSY);
+ if (!ret && mtk_wed_is_v3_or_greater(dev->hw))
+ ret = mtk_wed_poll_busy(dev, MTK_WED_WPDMA_RX_D_PREF_CFG,
+ MTK_WED_WPDMA_RX_D_PREF_BUSY);
if (ret) {
mtk_wed_reset(dev, MTK_WED_RESET_WPDMA_INT_AGENT);
mtk_wed_reset(dev, MTK_WED_RESET_WPDMA_RX_D_DRV);
} else {
+ if (mtk_wed_is_v3_or_greater(dev->hw)) {
+ /* 1.a. disable prefetch HW */
+ wed_clr(dev, MTK_WED_WPDMA_RX_D_PREF_CFG,
+ MTK_WED_WPDMA_RX_D_PREF_EN);
+ mtk_wed_poll_busy(dev, MTK_WED_WPDMA_RX_D_PREF_CFG,
+ MTK_WED_WPDMA_RX_D_PREF_BUSY);
+ wed_w32(dev, MTK_WED_WPDMA_RX_D_RST_IDX,
+ MTK_WED_WPDMA_RX_D_RST_DRV_IDX_ALL);
+ }
+
wed_w32(dev, MTK_WED_WPDMA_RX_D_RST_IDX,
MTK_WED_WPDMA_RX_D_RST_CRX_IDX |
MTK_WED_WPDMA_RX_D_RST_DRV_IDX);
@@ -1439,23 +1623,52 @@ mtk_wed_rx_reset(struct mtk_wed_device *
wed_w32(dev, MTK_WED_RROQM_RST_IDX, 0);
}
+ if (dev->wlan.hw_rro) {
+ /* disable rro msdu page drv */
+ wed_clr(dev, MTK_WED_RRO_MSDU_PG_RING2_CFG,
+ MTK_WED_RRO_MSDU_PG_DRV_EN);
+
+ /* disable rro data drv */
+ wed_clr(dev, MTK_WED_RRO_RX_D_CFG(2), MTK_WED_RRO_RX_D_DRV_EN);
+
+ /* rro msdu page drv reset */
+ wed_w32(dev, MTK_WED_RRO_MSDU_PG_RING2_CFG,
+ MTK_WED_RRO_MSDU_PG_DRV_CLR);
+ mtk_wed_poll_busy(dev, MTK_WED_RRO_MSDU_PG_RING2_CFG,
+ MTK_WED_RRO_MSDU_PG_DRV_CLR);
+
+ /* rro data drv reset */
+ wed_w32(dev, MTK_WED_RRO_RX_D_CFG(2),
+ MTK_WED_RRO_RX_D_DRV_CLR);
+ mtk_wed_poll_busy(dev, MTK_WED_RRO_RX_D_CFG(2),
+ MTK_WED_RRO_RX_D_DRV_CLR);
+ }
+
/* reset route qm */
wed_clr(dev, MTK_WED_CTRL, MTK_WED_CTRL_RX_ROUTE_QM_EN);
ret = mtk_wed_poll_busy(dev, MTK_WED_CTRL,
MTK_WED_CTRL_RX_ROUTE_QM_BUSY);
- if (ret)
+ if (ret) {
mtk_wed_reset(dev, MTK_WED_RESET_RX_ROUTE_QM);
- else
- wed_set(dev, MTK_WED_RTQM_GLO_CFG,
- MTK_WED_RTQM_Q_RST);
+ } else if (mtk_wed_is_v3_or_greater(dev->hw)) {
+ wed_set(dev, MTK_WED_RTQM_RST, BIT(0));
+ wed_clr(dev, MTK_WED_RTQM_RST, BIT(0));
+ mtk_wed_reset(dev, MTK_WED_RESET_RX_ROUTE_QM);
+ } else {
+ wed_set(dev, MTK_WED_RTQM_GLO_CFG, MTK_WED_RTQM_Q_RST);
+ }
/* reset tx wdma */
mtk_wdma_tx_reset(dev);
/* reset tx wdma drv */
wed_clr(dev, MTK_WED_WDMA_GLO_CFG, MTK_WED_WDMA_GLO_CFG_TX_DRV_EN);
- mtk_wed_poll_busy(dev, MTK_WED_CTRL,
- MTK_WED_CTRL_WDMA_INT_AGENT_BUSY);
+ if (mtk_wed_is_v3_or_greater(dev->hw))
+ mtk_wed_poll_busy(dev, MTK_WED_WPDMA_STATUS,
+ MTK_WED_WPDMA_STATUS_TX_DRV);
+ else
+ mtk_wed_poll_busy(dev, MTK_WED_CTRL,
+ MTK_WED_CTRL_WDMA_INT_AGENT_BUSY);
mtk_wed_reset(dev, MTK_WED_RESET_WDMA_TX_DRV);
/* reset wed rx dma */
@@ -1476,6 +1689,14 @@ mtk_wed_rx_reset(struct mtk_wed_device *
MTK_WED_CTRL_WED_RX_BM_BUSY);
mtk_wed_reset(dev, MTK_WED_RESET_RX_BM);
+ if (dev->wlan.hw_rro) {
+ wed_clr(dev, MTK_WED_CTRL, MTK_WED_CTRL_WED_RX_PG_BM_EN);
+ mtk_wed_poll_busy(dev, MTK_WED_CTRL,
+ MTK_WED_CTRL_WED_RX_PG_BM_BUSY);
+ wed_set(dev, MTK_WED_RESET, MTK_WED_RESET_RX_PG_BM);
+ wed_clr(dev, MTK_WED_RESET, MTK_WED_RESET_RX_PG_BM);
+ }
+
/* wo change to enable state */
val = MTK_WED_WO_STATE_ENABLE;
ret = mtk_wed_mcu_send_msg(wo, MTK_WED_MODULE_ID_WO,
@@ -1493,6 +1714,7 @@ mtk_wed_rx_reset(struct mtk_wed_device *
false);
}
mtk_wed_free_rx_buffer(dev);
+ mtk_wed_hwrro_free_buffer(dev);
return 0;
}
@@ -1526,15 +1748,41 @@ mtk_wed_reset_dma(struct mtk_wed_device
/* 2. reset WDMA rx DMA */
busy = !!mtk_wdma_rx_reset(dev);
- wed_clr(dev, MTK_WED_WDMA_GLO_CFG, MTK_WED_WDMA_GLO_CFG_RX_DRV_EN);
+ if (mtk_wed_is_v3_or_greater(dev->hw)) {
+ val = MTK_WED_WDMA_GLO_CFG_RX_DIS_FSM_AUTO_IDLE |
+ wed_r32(dev, MTK_WED_WDMA_GLO_CFG);
+ val &= ~MTK_WED_WDMA_GLO_CFG_RX_DRV_EN;
+ wed_w32(dev, MTK_WED_WDMA_GLO_CFG, val);
+ } else {
+ wed_clr(dev, MTK_WED_WDMA_GLO_CFG,
+ MTK_WED_WDMA_GLO_CFG_RX_DRV_EN);
+ }
+
if (!busy)
busy = mtk_wed_poll_busy(dev, MTK_WED_WDMA_GLO_CFG,
MTK_WED_WDMA_GLO_CFG_RX_DRV_BUSY);
+ if (!busy && mtk_wed_is_v3_or_greater(dev->hw))
+ busy = mtk_wed_poll_busy(dev, MTK_WED_WDMA_RX_PREF_CFG,
+ MTK_WED_WDMA_RX_PREF_BUSY);
if (busy) {
mtk_wed_reset(dev, MTK_WED_RESET_WDMA_INT_AGENT);
mtk_wed_reset(dev, MTK_WED_RESET_WDMA_RX_DRV);
} else {
+ if (mtk_wed_is_v3_or_greater(dev->hw)) {
+ /* 1.a. disable prefetch HW */
+ wed_clr(dev, MTK_WED_WDMA_RX_PREF_CFG,
+ MTK_WED_WDMA_RX_PREF_EN);
+ mtk_wed_poll_busy(dev, MTK_WED_WDMA_RX_PREF_CFG,
+ MTK_WED_WDMA_RX_PREF_BUSY);
+ wed_clr(dev, MTK_WED_WDMA_RX_PREF_CFG,
+ MTK_WED_WDMA_RX_PREF_DDONE2_EN);
+
+ /* 2. Reset dma index */
+ wed_w32(dev, MTK_WED_WDMA_RESET_IDX,
+ MTK_WED_WDMA_RESET_IDX_RX_ALL);
+ }
+
wed_w32(dev, MTK_WED_WDMA_RESET_IDX,
MTK_WED_WDMA_RESET_IDX_RX | MTK_WED_WDMA_RESET_IDX_DRV);
wed_w32(dev, MTK_WED_WDMA_RESET_IDX, 0);
@@ -1550,8 +1798,13 @@ mtk_wed_reset_dma(struct mtk_wed_device
wed_clr(dev, MTK_WED_CTRL, MTK_WED_CTRL_WED_TX_FREE_AGENT_EN);
for (i = 0; i < 100; i++) {
- val = wed_r32(dev, MTK_WED_TX_BM_INTF);
- if (FIELD_GET(MTK_WED_TX_BM_INTF_TKFIFO_FDEP, val) == 0x40)
+ if (mtk_wed_is_v1(dev->hw))
+ val = FIELD_GET(MTK_WED_TX_BM_INTF_TKFIFO_FDEP,
+ wed_r32(dev, MTK_WED_TX_BM_INTF));
+ else
+ val = FIELD_GET(MTK_WED_TX_TKID_INTF_TKFIFO_FDEP,
+ wed_r32(dev, MTK_WED_TX_TKID_INTF));
+ if (val == 0x40)
break;
}
@@ -1573,6 +1826,8 @@ mtk_wed_reset_dma(struct mtk_wed_device
mtk_wed_reset(dev, MTK_WED_RESET_WPDMA_INT_AGENT);
mtk_wed_reset(dev, MTK_WED_RESET_WPDMA_TX_DRV);
mtk_wed_reset(dev, MTK_WED_RESET_WPDMA_RX_DRV);
+ if (mtk_wed_is_v3_or_greater(dev->hw))
+ wed_w32(dev, MTK_WED_RX1_CTRL2, 0);
} else {
wed_w32(dev, MTK_WED_WPDMA_RESET_IDX,
MTK_WED_WPDMA_RESET_IDX_TX |
@@ -1589,7 +1844,14 @@ mtk_wed_reset_dma(struct mtk_wed_device
wed_w32(dev, MTK_WED_RESET_IDX, 0);
}
- mtk_wed_rx_reset(dev);
+ if (mtk_wed_is_v3_or_greater(dev->hw)) {
+ /* reset amsdu engine */
+ wed_clr(dev, MTK_WED_CTRL, MTK_WED_CTRL_TX_AMSDU_EN);
+ mtk_wed_reset(dev, MTK_WED_RESET_TX_AMSDU);
+ }
+
+ if (mtk_wed_get_rx_capa(dev))
+ mtk_wed_rx_reset(dev);
}
static int
@@ -1841,6 +2103,7 @@ mtk_wed_dma_enable(struct mtk_wed_device
MTK_WED_WPDMA_GLO_CFG_RX_DRV_UNS_VER_FORCE_4);
wdma_set(dev, MTK_WDMA_PREF_RX_CFG, MTK_WDMA_PREF_RX_CFG_PREF_EN);
+ wdma_set(dev, MTK_WDMA_WRBK_RX_CFG, MTK_WDMA_WRBK_RX_CFG_WRBK_EN);
}
wed_clr(dev, MTK_WED_WPDMA_GLO_CFG,
@@ -1904,6 +2167,12 @@ mtk_wed_start_hw_rro(struct mtk_wed_devi
if (!mtk_wed_get_rx_capa(dev) || !dev->wlan.hw_rro)
return;
+ if (reset) {
+ wed_set(dev, MTK_WED_RRO_MSDU_PG_RING2_CFG,
+ MTK_WED_RRO_MSDU_PG_DRV_EN);
+ return;
+ }
+
wed_set(dev, MTK_WED_RRO_RX_D_CFG(2), MTK_WED_RRO_MSDU_PG_DRV_CLR);
wed_w32(dev, MTK_WED_RRO_MSDU_PG_RING2_CFG,
MTK_WED_RRO_MSDU_PG_DRV_CLR);
--- a/drivers/net/ethernet/mediatek/mtk_wed_regs.h
+++ b/drivers/net/ethernet/mediatek/mtk_wed_regs.h
@@ -28,6 +28,8 @@ struct mtk_wdma_desc {
#define MTK_WED_RESET 0x008
#define MTK_WED_RESET_TX_BM BIT(0)
#define MTK_WED_RESET_RX_BM BIT(1)
+#define MTK_WED_RESET_RX_PG_BM BIT(2)
+#define MTK_WED_RESET_RRO_RX_TO_PG BIT(3)
#define MTK_WED_RESET_TX_FREE_AGENT BIT(4)
#define MTK_WED_RESET_WPDMA_TX_DRV BIT(8)
#define MTK_WED_RESET_WPDMA_RX_DRV BIT(9)
@@ -106,6 +108,9 @@ struct mtk_wdma_desc {
#define MTK_WED_STATUS 0x060
#define MTK_WED_STATUS_TX GENMASK(15, 8)
+#define MTK_WED_WPDMA_STATUS 0x068
+#define MTK_WED_WPDMA_STATUS_TX_DRV GENMASK(15, 8)
+
#define MTK_WED_TX_BM_CTRL 0x080
#define MTK_WED_TX_BM_CTRL_VLD_GRP_NUM GENMASK(6, 0)
#define MTK_WED_TX_BM_CTRL_RSV_GRP_NUM GENMASK(22, 16)
@@ -140,6 +145,9 @@ struct mtk_wdma_desc {
#define MTK_WED_TX_TKID_CTRL_RSV_GRP_NUM GENMASK(22, 16)
#define MTK_WED_TX_TKID_CTRL_PAUSE BIT(28)
+#define MTK_WED_TX_TKID_INTF 0x0dc
+#define MTK_WED_TX_TKID_INTF_TKFIFO_FDEP GENMASK(25, 16)
+
#define MTK_WED_TX_TKID_CTRL_VLD_GRP_NUM_V3 GENMASK(7, 0)
#define MTK_WED_TX_TKID_CTRL_RSV_GRP_NUM_V3 GENMASK(23, 16)
@@ -190,6 +198,7 @@ struct mtk_wdma_desc {
#define MTK_WED_RING_RX_DATA(_n) (0x420 + (_n) * 0x10)
#define MTK_WED_SCR0 0x3c0
+#define MTK_WED_RX1_CTRL2 0x418
#define MTK_WED_WPDMA_INT_TRIGGER 0x504
#define MTK_WED_WPDMA_INT_TRIGGER_RX_DONE BIT(1)
#define MTK_WED_WPDMA_INT_TRIGGER_TX_DONE GENMASK(5, 4)
@@ -303,6 +312,7 @@ struct mtk_wdma_desc {
#define MTK_WED_WPDMA_RX_D_RST_IDX 0x760
#define MTK_WED_WPDMA_RX_D_RST_CRX_IDX GENMASK(17, 16)
+#define MTK_WED_WPDMA_RX_D_RST_DRV_IDX_ALL BIT(20)
#define MTK_WED_WPDMA_RX_D_RST_DRV_IDX GENMASK(25, 24)
#define MTK_WED_WPDMA_RX_GLO_CFG 0x76c
@@ -313,6 +323,7 @@ struct mtk_wdma_desc {
#define MTK_WED_WPDMA_RX_D_PREF_CFG 0x7b4
#define MTK_WED_WPDMA_RX_D_PREF_EN BIT(0)
+#define MTK_WED_WPDMA_RX_D_PREF_BUSY BIT(1)
#define MTK_WED_WPDMA_RX_D_PREF_BURST_SIZE GENMASK(12, 8)
#define MTK_WED_WPDMA_RX_D_PREF_LOW_THRES GENMASK(21, 16)
@@ -334,11 +345,13 @@ struct mtk_wdma_desc {
#define MTK_WED_WDMA_RX_PREF_CFG 0x950
#define MTK_WED_WDMA_RX_PREF_EN BIT(0)
+#define MTK_WED_WDMA_RX_PREF_BUSY BIT(1)
#define MTK_WED_WDMA_RX_PREF_BURST_SIZE GENMASK(12, 8)
#define MTK_WED_WDMA_RX_PREF_LOW_THRES GENMASK(21, 16)
#define MTK_WED_WDMA_RX_PREF_RX0_SIDX_CLR BIT(24)
#define MTK_WED_WDMA_RX_PREF_RX1_SIDX_CLR BIT(25)
#define MTK_WED_WDMA_RX_PREF_DDONE2_EN BIT(26)
+#define MTK_WED_WDMA_RX_PREF_DDONE2_BUSY BIT(27)
#define MTK_WED_WDMA_RX_PREF_FIFO_CFG 0x95C
#define MTK_WED_WDMA_RX_PREF_FIFO_RX0_CLR BIT(0)
@@ -367,6 +380,7 @@ struct mtk_wdma_desc {
#define MTK_WED_WDMA_RESET_IDX 0xa08
#define MTK_WED_WDMA_RESET_IDX_RX GENMASK(17, 16)
+#define MTK_WED_WDMA_RESET_IDX_RX_ALL BIT(20)
#define MTK_WED_WDMA_RESET_IDX_DRV GENMASK(25, 24)
#define MTK_WED_WDMA_INT_CLR 0xa24
@@ -437,21 +451,62 @@ struct mtk_wdma_desc {
#define MTK_WDMA_INT_MASK_RX_DELAY BIT(30)
#define MTK_WDMA_INT_MASK_RX_COHERENT BIT(31)
+#define MTK_WDMA_XDMA_TX_FIFO_CFG 0x238
+#define MTK_WDMA_XDMA_TX_FIFO_CFG_TX_PAR_FIFO_CLEAR BIT(0)
+#define MTK_WDMA_XDMA_TX_FIFO_CFG_TX_CMD_FIFO_CLEAR BIT(4)
+#define MTK_WDMA_XDMA_TX_FIFO_CFG_TX_DMAD_FIFO_CLEAR BIT(8)
+#define MTK_WDMA_XDMA_TX_FIFO_CFG_TX_ARR_FIFO_CLEAR BIT(12)
+
+#define MTK_WDMA_XDMA_RX_FIFO_CFG 0x23c
+#define MTK_WDMA_XDMA_RX_FIFO_CFG_RX_PAR_FIFO_CLEAR BIT(0)
+#define MTK_WDMA_XDMA_RX_FIFO_CFG_RX_CMD_FIFO_CLEAR BIT(4)
+#define MTK_WDMA_XDMA_RX_FIFO_CFG_RX_DMAD_FIFO_CLEAR BIT(8)
+#define MTK_WDMA_XDMA_RX_FIFO_CFG_RX_ARR_FIFO_CLEAR BIT(12)
+#define MTK_WDMA_XDMA_RX_FIFO_CFG_RX_LEN_FIFO_CLEAR BIT(15)
+#define MTK_WDMA_XDMA_RX_FIFO_CFG_RX_WID_FIFO_CLEAR BIT(18)
+#define MTK_WDMA_XDMA_RX_FIFO_CFG_RX_BID_FIFO_CLEAR BIT(21)
+
#define MTK_WDMA_INT_GRP1 0x250
#define MTK_WDMA_INT_GRP2 0x254
#define MTK_WDMA_PREF_TX_CFG 0x2d0
#define MTK_WDMA_PREF_TX_CFG_PREF_EN BIT(0)
+#define MTK_WDMA_PREF_TX_CFG_PREF_BUSY BIT(1)
#define MTK_WDMA_PREF_RX_CFG 0x2dc
#define MTK_WDMA_PREF_RX_CFG_PREF_EN BIT(0)
+#define MTK_WDMA_PREF_RX_CFG_PREF_BUSY BIT(1)
+
+#define MTK_WDMA_PREF_RX_FIFO_CFG 0x2e0
+#define MTK_WDMA_PREF_RX_FIFO_CFG_RING0_CLEAR BIT(0)
+#define MTK_WDMA_PREF_RX_FIFO_CFG_RING1_CLEAR BIT(16)
+
+#define MTK_WDMA_PREF_TX_FIFO_CFG 0x2d4
+#define MTK_WDMA_PREF_TX_FIFO_CFG_RING0_CLEAR BIT(0)
+#define MTK_WDMA_PREF_TX_FIFO_CFG_RING1_CLEAR BIT(16)
+
+#define MTK_WDMA_PREF_SIDX_CFG 0x2e4
+#define MTK_WDMA_PREF_SIDX_CFG_TX_RING_CLEAR GENMASK(3, 0)
+#define MTK_WDMA_PREF_SIDX_CFG_RX_RING_CLEAR GENMASK(5, 4)
#define MTK_WDMA_WRBK_TX_CFG 0x300
+#define MTK_WDMA_WRBK_TX_CFG_WRBK_BUSY BIT(0)
#define MTK_WDMA_WRBK_TX_CFG_WRBK_EN BIT(30)
+#define MTK_WDMA_WRBK_TX_FIFO_CFG(_n) (0x304 + (_n) * 0x4)
+#define MTK_WDMA_WRBK_TX_FIFO_CFG_RING_CLEAR BIT(0)
+
#define MTK_WDMA_WRBK_RX_CFG 0x344
+#define MTK_WDMA_WRBK_RX_CFG_WRBK_BUSY BIT(0)
#define MTK_WDMA_WRBK_RX_CFG_WRBK_EN BIT(30)
+#define MTK_WDMA_WRBK_RX_FIFO_CFG(_n) (0x348 + (_n) * 0x4)
+#define MTK_WDMA_WRBK_RX_FIFO_CFG_RING_CLEAR BIT(0)
+
+#define MTK_WDMA_WRBK_SIDX_CFG 0x388
+#define MTK_WDMA_WRBK_SIDX_CFG_TX_RING_CLEAR GENMASK(3, 0)
+#define MTK_WDMA_WRBK_SIDX_CFG_RX_RING_CLEAR GENMASK(5, 4)
+
#define MTK_PCIE_MIRROR_MAP(n) ((n) ? 0x4 : 0x0)
#define MTK_PCIE_MIRROR_MAP_EN BIT(0)
#define MTK_PCIE_MIRROR_MAP_WED_ID BIT(1)
@@ -465,6 +520,8 @@ struct mtk_wdma_desc {
#define MTK_WED_RTQM_Q_DBG_BYPASS BIT(5)
#define MTK_WED_RTQM_TXDMAD_FPORT GENMASK(23, 20)
+#define MTK_WED_RTQM_RST 0xb04
+
#define MTK_WED_RTQM_IGRS0_I2HW_DMAD_CNT 0xb1c
#define MTK_WED_RTQM_IGRS0_I2H_DMAD_CNT(_n) (0xb20 + (_n) * 0x4)
#define MTK_WED_RTQM_IGRS0_I2HW_PKT_CNT 0xb28
@@ -653,6 +710,9 @@ struct mtk_wdma_desc {
#define MTK_WED_WPDMA_INT_CTRL_RRO_PG2_CLR BIT(17)
#define MTK_WED_WPDMA_INT_CTRL_RRO_PG2_DONE_TRIG GENMASK(22, 18)
+#define MTK_WED_RRO_RX_HW_STS 0xf00
+#define MTK_WED_RX_IND_CMD_BUSY GENMASK(31, 0)
+
#define MTK_WED_RX_IND_CMD_CNT0 0xf20
#define MTK_WED_RX_IND_CMD_DBG_CNT_EN BIT(31)
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