Merge branch 'mlx5-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux

Tariq Toukan says:

====================
mlx5-next updates 2025-07-22

The following pull-request contains common mlx5 updates

* 'mlx5-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux:
  net/mlx5: Expose cable_length field in PFCC register
  net/mlx5: Add IFC bits and enums for buf_ownership
  net/mlx5: Add IFC bits to support RSS for IPSec offload
====================

Link: https://patch.msgid.link/1753175048-330044-1-git-send-email-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 45 insertions, 13 deletions

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 639dd0b56655..ed4130e49c27 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -420,7 +420,8 @@ struct mlx5_ifc_flow_table_fields_supported_bits {
 
 /* Table 2170 - Flow Table Fields Supported 2 Format */
 struct mlx5_ifc_flow_table_fields_supported_2_bits {
-	u8         reserved_at_0[0x2];
+	u8         inner_l4_type_ext[0x1];
+	u8         outer_l4_type_ext[0x1];
 	u8         inner_l4_type[0x1];
 	u8         outer_l4_type[0x1];
 	u8         reserved_at_4[0xa];
@@ -429,7 +430,11 @@ struct mlx5_ifc_flow_table_fields_supported_2_bits {
 	u8         tunnel_header_0_1[0x1];
 	u8         reserved_at_11[0xf];
 
-	u8         reserved_at_20[0x60];
+	u8         reserved_at_20[0xf];
+	u8         ipsec_next_header[0x1];
+	u8         reserved_at_30[0x10];
+
+	u8         reserved_at_40[0x40];
 };
 
 struct mlx5_ifc_flow_table_prop_layout_bits {
@@ -552,6 +557,13 @@ enum {
 	MLX5_PACKET_L4_TYPE_UDP,
 };
 
+enum {
+	MLX5_PACKET_L4_TYPE_EXT_NONE,
+	MLX5_PACKET_L4_TYPE_EXT_TCP,
+	MLX5_PACKET_L4_TYPE_EXT_UDP,
+	MLX5_PACKET_L4_TYPE_EXT_ICMP,
+};
+
 struct mlx5_ifc_fte_match_set_lyr_2_4_bits {
 	u8         smac_47_16[0x20];
 
@@ -578,10 +590,10 @@ struct mlx5_ifc_fte_match_set_lyr_2_4_bits {
 	u8         tcp_dport[0x10];
 
 	u8         l4_type[0x2];
-	u8         reserved_at_c2[0xe];
+	u8         l4_type_ext[0x4];
+	u8         reserved_at_c6[0xa];
 	u8         ipv4_ihl[0x4];
-	u8         reserved_at_c4[0x4];
-
+	u8         reserved_at_d4[0x4];
 	u8         ttl_hoplimit[0x8];
 
 	u8         udp_sport[0x10];
@@ -689,10 +701,9 @@ struct mlx5_ifc_fte_match_set_misc2_bits {
 	u8         metadata_reg_a[0x20];
 
 	u8         reserved_at_1a0[0x8];
-
 	u8         macsec_syndrome[0x8];
 	u8         ipsec_syndrome[0x8];
-	u8         reserved_at_1b8[0x8];
+	u8         ipsec_next_header[0x8];
 
 	u8         reserved_at_1c0[0x40];
 };
@@ -9983,6 +9994,10 @@ struct mlx5_ifc_pude_reg_bits {
 	u8         reserved_at_20[0x60];
 };
 
+enum {
+	MLX5_PTYS_CONNECTOR_TYPE_PORT_DA = 0x7,
+};
+
 struct mlx5_ifc_ptys_reg_bits {
 	u8         reserved_at_0[0x1];
 	u8         an_disable_admin[0x1];
@@ -10019,7 +10034,8 @@ struct mlx5_ifc_ptys_reg_bits {
 	u8         ib_link_width_oper[0x10];
 	u8         ib_proto_oper[0x10];
 
-	u8         reserved_at_160[0x1c];
+	u8         reserved_at_160[0x8];
+	u8         lane_rate_oper[0x14];
 	u8         connector_type[0x4];
 
 	u8         eth_proto_lp_advertise[0x20];
@@ -10463,10 +10479,19 @@ struct mlx5_ifc_pifr_reg_bits {
 	u8         port_filter_update_en[8][0x20];
 };
 
+enum {
+	MLX5_BUF_OWNERSHIP_UNKNOWN	= 0x0,
+	MLX5_BUF_OWNERSHIP_FW_OWNED	= 0x1,
+	MLX5_BUF_OWNERSHIP_SW_OWNED	= 0x2,
+};
+
 struct mlx5_ifc_pfcc_reg_bits {
-	u8         reserved_at_0[0x8];
+	u8         reserved_at_0[0x4];
+	u8	   buf_ownership[0x2];
+	u8	   reserved_at_6[0x2];
 	u8         local_port[0x8];
-	u8         reserved_at_10[0xb];
+	u8         reserved_at_10[0xa];
+	u8	   cable_length_mask[0x1];
 	u8         ppan_mask_n[0x1];
 	u8         minor_stall_mask[0x1];
 	u8         critical_stall_mask[0x1];
@@ -10495,7 +10520,10 @@ struct mlx5_ifc_pfcc_reg_bits {
 	u8         device_stall_minor_watermark[0x10];
 	u8         device_stall_critical_watermark[0x10];
 
-	u8         reserved_at_a0[0x60];
+	u8	   reserved_at_a0[0x18];
+	u8	   cable_length[0x8];
+
+	u8         reserved_at_c0[0x40];
 };
 
 struct mlx5_ifc_pelc_reg_bits {
@@ -10596,11 +10624,15 @@ struct mlx5_ifc_mtutc_reg_bits {
 struct mlx5_ifc_pcam_enhanced_features_bits {
 	u8         reserved_at_0[0x10];
 	u8         ppcnt_recovery_counters[0x1];
-	u8         reserved_at_11[0xc];
+	u8         reserved_at_11[0x7];
+	u8	   cable_length[0x1];
+	u8	   reserved_at_19[0x4];
 	u8         fec_200G_per_lane_in_pplm[0x1];
 	u8         reserved_at_1e[0x2a];
 	u8         fec_100G_per_lane_in_pplm[0x1];
-	u8         reserved_at_49[0x1f];
+	u8         reserved_at_49[0xa];
+	u8	   buffer_ownership[0x1];
+	u8	   resereved_at_54[0x14];
 	u8         fec_50G_per_lane_in_pplm[0x1];
 	u8         reserved_at_69[0x4];
 	u8         rx_icrc_encapsulated_counter[0x1];