[PATCH net-next v2 07/15] net: ethernet: mtk_eth_soc: use larger burst size for QDMA TX
Ilya Lipnitskiy
ilya.lipnitskiy at gmail.com
Fri Apr 23 06:21:00 BST 2021
From: Felix Fietkau <nbd at nbd.name>
Improves tx performance
Signed-off-by: Felix Fietkau <nbd at nbd.name>
Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy at gmail.com>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 +-
drivers/net/ethernet/mediatek/mtk_eth_soc.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index e6f832dde9a6..645360cfdfe9 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -2193,7 +2193,7 @@ static int mtk_start_dma(struct mtk_eth *eth)
if (MTK_HAS_CAPS(eth->soc->caps, MTK_QDMA)) {
mtk_w32(eth,
MTK_TX_WB_DDONE | MTK_TX_DMA_EN |
- MTK_DMA_SIZE_16DWORDS | MTK_NDP_CO_PRO |
+ MTK_TX_BT_32DWORDS | MTK_NDP_CO_PRO |
MTK_RX_DMA_EN | MTK_RX_2B_OFFSET |
MTK_RX_BT_32DWORDS,
MTK_QDMA_GLO_CFG);
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 875e67b41561..83883d86b881 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -203,7 +203,7 @@
#define MTK_RX_BT_32DWORDS (3 << 11)
#define MTK_NDP_CO_PRO BIT(10)
#define MTK_TX_WB_DDONE BIT(6)
-#define MTK_DMA_SIZE_16DWORDS (2 << 4)
+#define MTK_TX_BT_32DWORDS (3 << 4)
#define MTK_RX_DMA_BUSY BIT(3)
#define MTK_TX_DMA_BUSY BIT(1)
#define MTK_RX_DMA_EN BIT(2)
--
2.31.1
More information about the linux-arm-kernel
mailing list