diff options
| author | Felix Fietkau <nbd@nbd.name> | 2021-03-24 02:30:53 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-24 12:48:39 -0700 |
| commit | ba37b7caf1ed2395cc84d8f823ff933975f1f789 (patch) | |
| tree | 49bc68cb76f1a5d61ff856d34c3b9121d7e78ae7 /drivers/net/ethernet/mediatek/mtk_eth_soc.h | |
| parent | d5c53da2b4a57f0d0e51d8220c46e5f5935fe9f3 (diff) | |
net: ethernet: mtk_eth_soc: add support for initializing the PPE
The PPE (packet processing engine) is used to offload NAT/routed or even
bridged flows. This patch brings up the PPE and uses it to get a packet
hash. It also contains some functionality that will be used to bring up
flow offloading.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mediatek/mtk_eth_soc.h')
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_eth_soc.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index 2d065d47dbfd..66ed537bc133 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -15,6 +15,7 @@ #include <linux/u64_stats_sync.h> #include <linux/refcount.h> #include <linux/phylink.h> +#include "mtk_ppe.h" #define MTK_QDMA_PAGE_SIZE 2048 #define MTK_MAX_RX_LENGTH 1536 @@ -87,6 +88,7 @@ #define MTK_GDMA_TCS_EN BIT(21) #define MTK_GDMA_UCS_EN BIT(20) #define MTK_GDMA_TO_PDMA 0x0 +#define MTK_GDMA_TO_PPE 0x4444 #define MTK_GDMA_DROP_ALL 0x7777 /* Unicast Filter MAC Address Register - Low */ @@ -302,6 +304,12 @@ #define RX_DMA_VID(_x) ((_x) & 0xfff) /* QDMA descriptor rxd4 */ +#define MTK_RXD4_FOE_ENTRY GENMASK(13, 0) +#define MTK_RXD4_PPE_CPU_REASON GENMASK(18, 14) +#define MTK_RXD4_SRC_PORT GENMASK(21, 19) +#define MTK_RXD4_ALG GENMASK(31, 22) + +/* QDMA descriptor rxd4 */ #define RX_DMA_L4_VALID BIT(24) #define RX_DMA_L4_VALID_PDMA BIT(30) /* when PDMA is used */ #define RX_DMA_FPORT_SHIFT 19 @@ -804,6 +812,7 @@ struct mtk_soc_data { u32 caps; u32 required_clks; bool required_pctl; + u8 offload_version; netdev_features_t hw_features; }; @@ -903,6 +912,8 @@ struct mtk_eth { u32 tx_int_status_reg; u32 rx_dma_l4_valid; int ip_align; + + struct mtk_ppe ppe; }; /* struct mtk_mac - the structure that holds the info about the MACs of the |