Messages in this thread Patch in this message | | | From | Ilya Lipnitskiy <> | Subject | [PATCH net-next 08/14] net: ethernet: mtk_eth_soc: increase DMA ring sizes | Date | Wed, 21 Apr 2021 21:09:08 -0700 |
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From: Felix Fietkau <nbd@nbd.name>
256 descriptors is not enough for multi-gigabit traffic under load on MT7622. Bump it to 512 to improve performance.
Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com> --- drivers/net/ethernet/mediatek/mtk_eth_soc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index 039c39d750e0..4999f8123180 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -22,7 +22,7 @@ #define MTK_MAX_RX_LENGTH 1536 #define MTK_MAX_RX_LENGTH_2K 2048 #define MTK_TX_DMA_BUF_LEN 0x3fff -#define MTK_DMA_SIZE 256 +#define MTK_DMA_SIZE 512 #define MTK_NAPI_WEIGHT 64 #define MTK_MAC_COUNT 2 #define MTK_RX_ETH_HLEN (ETH_HLEN + ETH_FCS_LEN) -- 2.31.1
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