Message ID | 20240511124230.13991-1-eladwf@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [net,RFC] net: ethernet: mtk_eth_soc: ppe: add source port comparison | expand |
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c index 6ce0db3a1a92..6415ba618ebf 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe.c +++ b/drivers/net/ethernet/mediatek/mtk_ppe.c @@ -1053,6 +1053,10 @@ void mtk_ppe_start(struct mtk_ppe *ppe) MTK_PPE_GLO_CFG_IP4_L4_CS_DROP | MTK_PPE_GLO_CFG_IP4_CS_DROP | MTK_PPE_GLO_CFG_FLOW_DROP_UPDATE; + + if (mtk_is_netsys_v2_or_greater(ppe->eth)) + val |= MTK_PPE_GLO_CFG_SP_CMP_EN; + ppe_w32(ppe, MTK_PPE_GLO_CFG, val); ppe_w32(ppe, MTK_PPE_DEFAULT_CPU_PORT, 0); diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_regs.h b/drivers/net/ethernet/mediatek/mtk_ppe_regs.h index 3ce088eef0ef..61fea4b4b65b 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe_regs.h +++ b/drivers/net/ethernet/mediatek/mtk_ppe_regs.h @@ -18,6 +18,7 @@ #define MTK_PPE_GLO_CFG_UDP_LITE_EN BIT(10) #define MTK_PPE_GLO_CFG_UDP_LEN_DROP BIT(11) #define MTK_PPE_GLO_CFG_MCAST_ENTRIES GNEMASK(13, 12) +#define MTK_PPE_GLO_CFG_SP_CMP_EN BIT(25) #define MTK_PPE_GLO_CFG_BUSY BIT(31) #define MTK_PPE_FLOW_CFG 0x204
Resolve packet loss issue on the following conditions: - utilizing multiple GMACs - device has more than 4GB DRAM - using PPE Signed-off-by: Elad Yifee <eladwf@gmail.com> --- drivers/net/ethernet/mediatek/mtk_ppe.c | 4 ++++ drivers/net/ethernet/mediatek/mtk_ppe_regs.h | 1 + 2 files changed, 5 insertions(+)