diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/610-v5.13-43-net-ethernet-mtk_eth_soc-use-larger-burst-size-for-Q.patch')
-rw-r--r-- | target/linux/generic/backport-5.15/610-v5.13-43-net-ethernet-mtk_eth_soc-use-larger-burst-size-for-Q.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/610-v5.13-43-net-ethernet-mtk_eth_soc-use-larger-burst-size-for-Q.patch b/target/linux/generic/backport-5.15/610-v5.13-43-net-ethernet-mtk_eth_soc-use-larger-burst-size-for-Q.patch new file mode 100644 index 0000000000..a192250e28 --- /dev/null +++ b/target/linux/generic/backport-5.15/610-v5.13-43-net-ethernet-mtk_eth_soc-use-larger-burst-size-for-Q.patch @@ -0,0 +1,37 @@ +From 59555a8d0dd39bf60b7ca1ba5e7393d293f7398d Mon Sep 17 00:00:00 2001 +From: Felix Fietkau <nbd@nbd.name> +Date: Thu, 22 Apr 2021 22:21:00 -0700 +Subject: [PATCH] net: ethernet: mtk_eth_soc: use larger burst size for QDMA TX + +Improves tx performance + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + 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(-) + +--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c ++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c +@@ -2214,7 +2214,7 @@ static int mtk_start_dma(struct mtk_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); +--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h ++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h +@@ -202,7 +202,7 @@ + #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) |