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authorIyappan Subramanian <isubramanian@apm.com>2016-12-02 03:41:41 +0300
committerDavid S. Miller <davem@davemloft.net>2016-12-03 23:46:50 +0300
commita809701fed15ff49cb87883030e5c63af03d7889 (patch)
tree434ba7eea1f40cc1b5aa2c5eed5dffbc4138a47e /drivers/net/ethernet/apm
parent350b4e33b89378c5e5572a76c5e600999ad4d463 (diff)
downloadlinux-a809701fed15ff49cb87883030e5c63af03d7889.tar.xz
drivers: net: xgene: fix: RSS for non-TCP/UDP
This patch fixes RSS feature, for non-TCP/UDP packets. Signed-off-by: Khuong Dinh <kdinh@apm.com> Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/apm')
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_cle.c90
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_cle.h1
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
@@ -667,6 +667,92 @@ 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,
.last_node = 1,
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
};