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Message-Id: <1480639304-18757-6-git-send-email-isubramanian@apm.com>
Date: Thu, 1 Dec 2016 16:41:41 -0800
From: Iyappan Subramanian <isubramanian@....com>
To: davem@...emloft.net, netdev@...r.kernel.org
Cc: linux-arm-kernel@...ts.infradead.org, patches@....com,
Iyappan Subramanian <isubramanian@....com>,
Khuong Dinh <kdinh@....com>
Subject: [PATCH net-next 5/8] 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@....com>
Signed-off-by: Iyappan Subramanian <isubramanian@....com>
---
drivers/net/ethernet/apm/xgene/xgene_enet_cle.c | 90 ++++++++++++++++++++++++-
drivers/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 caa55bd..1dc6c20 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 903be0c..290d5d1 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
};
--
1.9.1
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