netdev - [PATCH V2 mlx5-next 10/11] net/mlx5: Geneve, Add basic Geneve encap/decap flow table capabilities

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Date:   Mon, 29 Apr 2019 18:14:18 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     Saeed Mahameed <saeedm@...lanox.com>,
        Leon Romanovsky <leonro@...lanox.com>
CC:     Jason Gunthorpe <jgg@...lanox.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        Yevgeny Kliteynik <kliteyn@...lanox.com>,
        Oz Shlomo <ozsh@...lanox.com>
Subject: [PATCH V2 mlx5-next 10/11] net/mlx5: Geneve, Add basic Geneve
 encap/decap flow table capabilities

From: Yevgeny Kliteynik <kliteyn@...lanox.com>

Introduce support for Geneve flow specification and allow
the creation of rules that are matching on basic Geneve
protocol fields: VNI, OAM bit, protocol type, options length.

Reviewed-by: Oz Shlomo <ozsh@...lanox.com>
Signed-off-by: Yevgeny Kliteynik <kliteyn@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
 include/linux/mlx5/mlx5_ifc.h | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 7d9264b282d1..268ac126b3bb 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -307,7 +307,11 @@ struct mlx5_ifc_flow_table_fields_supported_bits {
 	u8         outer_gre_protocol[0x1];
 	u8         outer_gre_key[0x1];
 	u8         outer_vxlan_vni[0x1];
-	u8         reserved_at_1a[0x5];
+	u8         outer_geneve_vni[0x1];
+	u8         outer_geneve_oam[0x1];
+	u8         outer_geneve_protocol_type[0x1];
+	u8         outer_geneve_opt_len[0x1];
+	u8         reserved_at_1e[0x1];
 	u8         source_eswitch_port[0x1];
 
 	u8         inner_dmac[0x1];
@@ -480,7 +484,9 @@ struct mlx5_ifc_fte_match_set_misc_bits {
 	u8         vxlan_vni[0x18];
 	u8         reserved_at_b8[0x8];
 
-	u8         reserved_at_c0[0x20];
+	u8         geneve_vni[0x18];
+	u8         reserved_at_d8[0x7];
+	u8         geneve_oam[0x1];
 
 	u8         reserved_at_e0[0xc];
 	u8         outer_ipv6_flow_label[0x14];
@@ -488,7 +494,11 @@ struct mlx5_ifc_fte_match_set_misc_bits {
 	u8         reserved_at_100[0xc];
 	u8         inner_ipv6_flow_label[0x14];
 
-	u8         reserved_at_120[0x28];
+	u8         reserved_at_120[0xa];
+	u8         geneve_opt_len[0x6];
+	u8         geneve_protocol_type[0x10];
+
+	u8         reserved_at_140[0x8];
 	u8         bth_dst_qp[0x18];
 	u8	   reserved_at_160[0x20];
 	u8	   outer_esp_spi[0x20];
-- 
2.20.1