diff options
Diffstat (limited to 'target/linux/generic/backport-5.10/610-v5.13-31-net-ethernet-mtk_eth_soc-fix-parsing-packets-in-GDM.patch')
| -rw-r--r-- | target/linux/generic/backport-5.10/610-v5.13-31-net-ethernet-mtk_eth_soc-fix-parsing-packets-in-GDM.patch | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/target/linux/generic/backport-5.10/610-v5.13-31-net-ethernet-mtk_eth_soc-fix-parsing-packets-in-GDM.patch b/target/linux/generic/backport-5.10/610-v5.13-31-net-ethernet-mtk_eth_soc-fix-parsing-packets-in-GDM.patch deleted file mode 100644 index 3be60aee1d..0000000000 --- a/target/linux/generic/backport-5.10/610-v5.13-31-net-ethernet-mtk_eth_soc-fix-parsing-packets-in-GDM.patch +++ /dev/null @@ -1,68 +0,0 @@ -From: Felix Fietkau <nbd@nbd.name> -Date: Wed, 24 Mar 2021 02:30:52 +0100 -Subject: [PATCH] net: ethernet: mtk_eth_soc: fix parsing packets in GDM - -When using DSA, set the special tag in GDM ingress control to allow the MAC -to parse packets properly earlier. This affects rx DMA source port reporting. - -Signed-off-by: Felix Fietkau <nbd@nbd.name> -Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> ---- - ---- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c -+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c -@@ -19,6 +19,7 @@ - #include <linux/interrupt.h> - #include <linux/pinctrl/devinfo.h> - #include <linux/phylink.h> -+#include <net/dsa.h> - - #include "mtk_eth_soc.h" - -@@ -1297,13 +1298,12 @@ static int mtk_poll_rx(struct napi_struc - break; - - /* find out which mac the packet come from. values start at 1 */ -- if (MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628)) { -+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628) || -+ (trxd.rxd4 & RX_DMA_SPECIAL_TAG)) - mac = 0; -- } else { -- mac = (trxd.rxd4 >> RX_DMA_FPORT_SHIFT) & -- RX_DMA_FPORT_MASK; -- mac--; -- } -+ else -+ mac = ((trxd.rxd4 >> RX_DMA_FPORT_SHIFT) & -+ RX_DMA_FPORT_MASK) - 1; - - if (unlikely(mac < 0 || mac >= MTK_MAC_COUNT || - !eth->netdev[mac])) -@@ -2275,6 +2275,9 @@ static void mtk_gdm_config(struct mtk_et - - val |= config; - -+ if (!i && eth->netdev[0] && netdev_uses_dsa(eth->netdev[0])) -+ val |= MTK_GDMA_SPECIAL_TAG; -+ - mtk_w32(eth, val, MTK_GDMA_FWD_CFG(i)); - } - /* Reset and enable PSE */ ---- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h -+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h -@@ -81,6 +81,7 @@ - - /* GDM Exgress Control Register */ - #define MTK_GDMA_FWD_CFG(x) (0x500 + (x * 0x1000)) -+#define MTK_GDMA_SPECIAL_TAG BIT(24) - #define MTK_GDMA_ICS_EN BIT(22) - #define MTK_GDMA_TCS_EN BIT(21) - #define MTK_GDMA_UCS_EN BIT(20) -@@ -318,6 +319,7 @@ - #define RX_DMA_L4_VALID_PDMA BIT(30) /* when PDMA is used */ - #define RX_DMA_FPORT_SHIFT 19 - #define RX_DMA_FPORT_MASK 0x7 -+#define RX_DMA_SPECIAL_TAG BIT(22) - - /* PHY Indirect Access Control registers */ - #define MTK_PHY_IAC 0x10004 |