From a809701fed15ff49cb87883030e5c63af03d7889 Mon Sep 17 00:00:00 2001 From: Iyappan Subramanian Date: Thu, 1 Dec 2016 16:41:41 -0800 Subject: [PATCH] drivers: net: xgene: fix: RSS for non-TCP/UDP This patch fixes RSS feature, for non-TCP/UDP packets. Signed-off-by: Khuong Dinh Signed-off-by: Iyappan Subramanian Signed-off-by: David S. Miller --- .../net/ethernet/apm/xgene/xgene_enet_cle.c | 90 ++++++++++++++++++- .../net/ethernet/apm/xgene/xgene_enet_cle.h | 1 + 2 files changed, 89 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c index caa55bd67825..1dc6c20cd82b 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c @@ -485,11 +485,11 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata) }, { .valid = 0, - .next_packet_pointer = 260, + .next_packet_pointer = 26, .jump_bw = JMP_FW, .jump_rel = JMP_ABS, .operation = EQT, - .next_node = LAST_NODE, + .next_node = RSS_IPV4_OTHERS_NODE, .next_branch = 0, .data = 0x0, .mask = 0xffff @@ -666,6 +666,92 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata) } } }, + { + /* RSS_IPV4_OTHERS_NODE */ + .node_type = EWDN, + .last_node = 0, + .hdr_len_store = 1, + .hdr_extn = NO_BYTE, + .byte_store = NO_BYTE, + .search_byte_store = BOTH_BYTES, + .result_pointer = DB_RES_DROP, + .num_branches = 6, + .branch = { + { + /* SRC IPV4 B01 */ + .valid = 0, + .next_packet_pointer = 28, + .jump_bw = JMP_FW, + .jump_rel = JMP_ABS, + .operation = EQT, + .next_node = RSS_IPV4_OTHERS_NODE, + .next_branch = 1, + .data = 0x0, + .mask = 0xffff + }, + { + /* SRC IPV4 B23 */ + .valid = 0, + .next_packet_pointer = 30, + .jump_bw = JMP_FW, + .jump_rel = JMP_ABS, + .operation = EQT, + .next_node = RSS_IPV4_OTHERS_NODE, + .next_branch = 2, + .data = 0x0, + .mask = 0xffff + }, + { + /* DST IPV4 B01 */ + .valid = 0, + .next_packet_pointer = 32, + .jump_bw = JMP_FW, + .jump_rel = JMP_ABS, + .operation = EQT, + .next_node = RSS_IPV4_OTHERS_NODE, + .next_branch = 3, + .data = 0x0, + .mask = 0xffff + }, + { + /* DST IPV4 B23 */ + .valid = 0, + .next_packet_pointer = 34, + .jump_bw = JMP_FW, + .jump_rel = JMP_ABS, + .operation = EQT, + .next_node = RSS_IPV4_OTHERS_NODE, + .next_branch = 4, + .data = 0x0, + .mask = 0xffff + }, + { + /* TCP SRC Port */ + .valid = 0, + .next_packet_pointer = 36, + .jump_bw = JMP_FW, + .jump_rel = JMP_ABS, + .operation = EQT, + .next_node = RSS_IPV4_OTHERS_NODE, + .next_branch = 5, + .data = 0x0, + .mask = 0xffff + }, + { + /* TCP DST Port */ + .valid = 0, + .next_packet_pointer = 260, + .jump_bw = JMP_FW, + .jump_rel = JMP_ABS, + .operation = EQT, + .next_node = LAST_NODE, + .next_branch = 0, + .data = 0x0, + .mask = 0xffff + } + } + }, + { /* LAST NODE */ .node_type = EWDN, diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h index 903be0c25ff6..290d5d159ec2 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h @@ -106,6 +106,7 @@ enum xgene_cle_ptree_nodes { PKT_PROT_NODE, RSS_IPV4_TCP_NODE, RSS_IPV4_UDP_NODE, + RSS_IPV4_OTHERS_NODE, LAST_NODE, MAX_NODES }; -- 2.39.5