diff options
| author |   Iyappan Subramanian <isubramanian@apm.com> | 2016-02-17 15:00:40 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-02-17 22:08:34 -0500 |
| commit | fc4262d2aa9aa26ec4a29bf274bcfca569656e73 (patch) | |
| tree | 5d5087afee20db9b5fa33b5a357812f430d931ca /drivers/net/ethernet/apm/xgene/xgene_enet_cle.h | |
| parent | drivers: net: xgene: Add support for Classifier engine (diff) | |
| download | linux-dev-fc4262d2aa9aa26ec4a29bf274bcfca569656e73.tar.xz linux-dev-fc4262d2aa9aa26ec4a29bf274bcfca569656e73.zip | |
drivers: net: xgene: Add support for RSS
Signed-off-by: Iyappan Subramanian <isubramanian@apm.com>
Signed-off-by: Khuong Dinh <kdinh@apm.com>
Signed-off-by: Tanmay Inamdar <tinamdar@apm.com>
Tested-by: Toan Le <toanle@apm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/apm/xgene/xgene_enet_cle.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h index 1db2fd769602..29a17abdd828 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h @@ -34,6 +34,7 @@ #define SPPTR0 0x0104 #define DFCLSRESDBPTR0 0x0108 #define DFCLSRESDB00 0x010c +#define RSS_CTRL0 0x0000013c #define CLE_CMD_TO 10 /* ms */ #define CLE_PKTRAM_SIZE 256 /* bytes */ @@ -98,6 +99,9 @@ enum xgene_cle_ptree_nodes { PKT_TYPE_NODE, + PKT_PROT_NODE, + RSS_IPV4_TCP_NODE, + RSS_IPV4_UDP_NODE, LAST_NODE, MAX_NODES }; @@ -137,6 +141,8 @@ enum xgene_cle_parser { #define XGENE_CLE_DRAM(type) (((type) & 0xf) << 28) enum xgene_cle_dram_type { PKT_RAM, + RSS_IDT, + RSS_IPV4_HASH_SKEY, PTREE_RAM = 0xc, AVL_RAM, DB_RAM @@ -150,6 +156,22 @@ enum xgene_cle_cmd_type { CLE_CMD_AVL_SRCH = 32 }; +enum xgene_cle_ipv4_rss_hashtype { + RSS_IPV4_8B, + RSS_IPV4_12B, +}; + +enum xgene_cle_prot_type { + XGENE_CLE_TCP, + XGENE_CLE_UDP, + XGENE_CLE_ESP, + XGENE_CLE_OTHER +}; + +enum xgene_cle_prot_version { + XGENE_CLE_IPV4, +}; + enum xgene_cle_ptree_dbptrs { DB_RES_DROP, DB_RES_DEF, @@ -157,6 +179,25 @@ enum xgene_cle_ptree_dbptrs { DB_MAX_PTRS }; +/* RSS sideband signal info */ +#define SB_IPFRAG_POS 0 +#define SB_IPFRAG_LEN 1 +#define SB_IPPROT_POS 1 +#define SB_IPPROT_LEN 2 +#define SB_IPVER_POS 3 +#define SB_IPVER_LEN 1 +#define SB_HDRLEN_POS 4 +#define SB_HDRLEN_LEN 12 + +/* RSS indirection table */ +#define XGENE_CLE_IDT_ENTRIES 128 +#define IDT_DSTQID_POS 0 +#define IDT_DSTQID_LEN 12 +#define IDT_FPSEL_POS 12 +#define IDT_FPSEL_LEN 4 +#define IDT_NFPSEL_POS 16 +#define IDT_NFPSEL_LEN 4 + struct xgene_cle_ptree_branch { bool valid; u16 next_packet_pointer; |