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Message-ID: <20190903200409.14406-4-saeedm@mellanox.com>
Date: Tue, 3 Sep 2019 20:04:31 +0000
From: Saeed Mahameed <saeedm@...lanox.com>
To: "David S. Miller" <davem@...emloft.net>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
Alex Vesker <valex@...lanox.com>,
Erez Shitrit <erezsh@...lanox.com>,
Mark Bloch <markb@...lanox.com>,
Saeed Mahameed <saeedm@...lanox.com>
Subject: [net-next V2 03/18] net/mlx5: DR, Add direct rule command utilities
From: Alex Vesker <valex@...lanox.com>
Add direct rule command utilities which consists of all the FW
commands that are executed to provide the SW steering functionality.
Signed-off-by: Alex Vesker <valex@...lanox.com>
Reviewed-by: Erez Shitrit <erezsh@...lanox.com>
Reviewed-by: Mark Bloch <markb@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
.../mellanox/mlx5/core/steering/dr_cmd.c | 480 ++++++++++++++
.../mellanox/mlx5/core/steering/mlx5_ifc_dr.h | 604 ++++++++++++++++++
2 files changed, 1084 insertions(+)
create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5_ifc_dr.h
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
new file mode 100644
index 000000000000..41662c4e2664
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
@@ -0,0 +1,480 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/* Copyright (c) 2019 Mellanox Technologies. */
+
+#include "dr_types.h"
+
+int mlx5dr_cmd_query_esw_vport_context(struct mlx5_core_dev *mdev,
+ bool other_vport,
+ u16 vport_number,
+ u64 *icm_address_rx,
+ u64 *icm_address_tx)
+{
+ u32 out[MLX5_ST_SZ_DW(query_esw_vport_context_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(query_esw_vport_context_in)] = {};
+ int err;
+
+ MLX5_SET(query_esw_vport_context_in, in, opcode,
+ MLX5_CMD_OP_QUERY_ESW_VPORT_CONTEXT);
+ MLX5_SET(query_esw_vport_context_in, in, other_vport, other_vport);
+ MLX5_SET(query_esw_vport_context_in, in, vport_number, vport_number);
+
+ err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+ if (err)
+ return err;
+
+ *icm_address_rx =
+ MLX5_GET64(query_esw_vport_context_out, out,
+ esw_vport_context.sw_steering_vport_icm_address_rx);
+ *icm_address_tx =
+ MLX5_GET64(query_esw_vport_context_out, out,
+ esw_vport_context.sw_steering_vport_icm_address_tx);
+ return 0;
+}
+
+int mlx5dr_cmd_query_gvmi(struct mlx5_core_dev *mdev, bool other_vport,
+ u16 vport_number, u16 *gvmi)
+{
+ u32 in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {};
+ int out_size;
+ void *out;
+ int err;
+
+ out_size = MLX5_ST_SZ_BYTES(query_hca_cap_out);
+ out = kzalloc(out_size, GFP_KERNEL);
+ if (!out)
+ return -ENOMEM;
+
+ MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
+ MLX5_SET(query_hca_cap_in, in, other_function, other_vport);
+ MLX5_SET(query_hca_cap_in, in, function_id, vport_number);
+ MLX5_SET(query_hca_cap_in, in, op_mod,
+ MLX5_SET_HCA_CAP_OP_MOD_GENERAL_DEVICE << 1 |
+ HCA_CAP_OPMOD_GET_CUR);
+
+ err = mlx5_cmd_exec(mdev, in, sizeof(in), out, out_size);
+ if (err) {
+ kfree(out);
+ return err;
+ }
+
+ *gvmi = MLX5_GET(query_hca_cap_out, out, capability.cmd_hca_cap.vhca_id);
+
+ kfree(out);
+ return 0;
+}
+
+int mlx5dr_cmd_query_esw_caps(struct mlx5_core_dev *mdev,
+ struct mlx5dr_esw_caps *caps)
+{
+ caps->drop_icm_address_rx =
+ MLX5_CAP64_ESW_FLOWTABLE(mdev,
+ sw_steering_fdb_action_drop_icm_address_rx);
+ caps->drop_icm_address_tx =
+ MLX5_CAP64_ESW_FLOWTABLE(mdev,
+ sw_steering_fdb_action_drop_icm_address_tx);
+ caps->uplink_icm_address_rx =
+ MLX5_CAP64_ESW_FLOWTABLE(mdev,
+ sw_steering_uplink_icm_address_rx);
+ caps->uplink_icm_address_tx =
+ MLX5_CAP64_ESW_FLOWTABLE(mdev,
+ sw_steering_uplink_icm_address_tx);
+ caps->sw_owner =
+ MLX5_CAP_ESW_FLOWTABLE_FDB(mdev,
+ sw_owner);
+
+ return 0;
+}
+
+int mlx5dr_cmd_query_device(struct mlx5_core_dev *mdev,
+ struct mlx5dr_cmd_caps *caps)
+{
+ caps->prio_tag_required = MLX5_CAP_GEN(mdev, prio_tag_required);
+ caps->eswitch_manager = MLX5_CAP_GEN(mdev, eswitch_manager);
+ caps->gvmi = MLX5_CAP_GEN(mdev, vhca_id);
+ caps->flex_protocols = MLX5_CAP_GEN(mdev, flex_parser_protocols);
+
+ if (mlx5dr_matcher_supp_flex_parser_icmp_v4(caps)) {
+ caps->flex_parser_id_icmp_dw0 = MLX5_CAP_GEN(mdev, flex_parser_id_icmp_dw0);
+ caps->flex_parser_id_icmp_dw1 = MLX5_CAP_GEN(mdev, flex_parser_id_icmp_dw1);
+ }
+
+ if (mlx5dr_matcher_supp_flex_parser_icmp_v6(caps)) {
+ caps->flex_parser_id_icmpv6_dw0 =
+ MLX5_CAP_GEN(mdev, flex_parser_id_icmpv6_dw0);
+ caps->flex_parser_id_icmpv6_dw1 =
+ MLX5_CAP_GEN(mdev, flex_parser_id_icmpv6_dw1);
+ }
+
+ caps->nic_rx_drop_address =
+ MLX5_CAP64_FLOWTABLE(mdev, sw_steering_nic_rx_action_drop_icm_address);
+ caps->nic_tx_drop_address =
+ MLX5_CAP64_FLOWTABLE(mdev, sw_steering_nic_tx_action_drop_icm_address);
+ caps->nic_tx_allow_address =
+ MLX5_CAP64_FLOWTABLE(mdev, sw_steering_nic_tx_action_allow_icm_address);
+
+ caps->rx_sw_owner = MLX5_CAP_FLOWTABLE_NIC_RX(mdev, sw_owner);
+ caps->max_ft_level = MLX5_CAP_FLOWTABLE_NIC_RX(mdev, max_ft_level);
+
+ caps->tx_sw_owner = MLX5_CAP_FLOWTABLE_NIC_TX(mdev, sw_owner);
+
+ caps->log_icm_size = MLX5_CAP_DEV_MEM(mdev, log_steering_sw_icm_size);
+ caps->hdr_modify_icm_addr =
+ MLX5_CAP64_DEV_MEM(mdev, header_modify_sw_icm_start_address);
+
+ caps->roce_min_src_udp = MLX5_CAP_ROCE(mdev, r_roce_min_src_udp_port);
+
+ return 0;
+}
+
+int mlx5dr_cmd_query_flow_table(struct mlx5_core_dev *dev,
+ enum fs_flow_table_type type,
+ u32 table_id,
+ struct mlx5dr_cmd_query_flow_table_details *output)
+{
+ u32 out[MLX5_ST_SZ_DW(query_flow_table_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(query_flow_table_in)] = {};
+ int err;
+
+ MLX5_SET(query_flow_table_in, in, opcode,
+ MLX5_CMD_OP_QUERY_FLOW_TABLE);
+
+ MLX5_SET(query_flow_table_in, in, table_type, type);
+ MLX5_SET(query_flow_table_in, in, table_id, table_id);
+
+ err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+ if (err)
+ return err;
+
+ output->status = MLX5_GET(query_flow_table_out, out, status);
+ output->level = MLX5_GET(query_flow_table_out, out, flow_table_context.level);
+
+ output->sw_owner_icm_root_1 = MLX5_GET64(query_flow_table_out, out,
+ flow_table_context.sw_owner_icm_root_1);
+ output->sw_owner_icm_root_0 = MLX5_GET64(query_flow_table_out, out,
+ flow_table_context.sw_owner_icm_root_0);
+
+ return 0;
+}
+
+int mlx5dr_cmd_sync_steering(struct mlx5_core_dev *mdev)
+{
+ u32 out[MLX5_ST_SZ_DW(sync_steering_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(sync_steering_in)] = {};
+
+ MLX5_SET(sync_steering_in, in, opcode, MLX5_CMD_OP_SYNC_STEERING);
+
+ return mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5dr_cmd_set_fte_modify_and_vport(struct mlx5_core_dev *mdev,
+ u32 table_type,
+ u32 table_id,
+ u32 group_id,
+ u32 modify_header_id,
+ u32 vport_id)
+{
+ u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {};
+ void *in_flow_context;
+ unsigned int inlen;
+ void *in_dests;
+ u32 *in;
+ int err;
+
+ inlen = MLX5_ST_SZ_BYTES(set_fte_in) +
+ 1 * MLX5_ST_SZ_BYTES(dest_format_struct); /* One destination only */
+
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
+ return -ENOMEM;
+
+ MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
+ MLX5_SET(set_fte_in, in, table_type, table_type);
+ MLX5_SET(set_fte_in, in, table_id, table_id);
+
+ in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
+ MLX5_SET(flow_context, in_flow_context, group_id, group_id);
+ MLX5_SET(flow_context, in_flow_context, modify_header_id, modify_header_id);
+ MLX5_SET(flow_context, in_flow_context, destination_list_size, 1);
+ MLX5_SET(flow_context, in_flow_context, action,
+ MLX5_FLOW_CONTEXT_ACTION_FWD_DEST |
+ MLX5_FLOW_CONTEXT_ACTION_MOD_HDR);
+
+ in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
+ MLX5_SET(dest_format_struct, in_dests, destination_type,
+ MLX5_FLOW_DESTINATION_TYPE_VPORT);
+ MLX5_SET(dest_format_struct, in_dests, destination_id, vport_id);
+
+ err = mlx5_cmd_exec(mdev, in, inlen, out, sizeof(out));
+ kvfree(in);
+
+ return err;
+}
+
+int mlx5dr_cmd_del_flow_table_entry(struct mlx5_core_dev *mdev,
+ u32 table_type,
+ u32 table_id)
+{
+ u32 out[MLX5_ST_SZ_DW(delete_fte_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(delete_fte_in)] = {};
+
+ MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
+ MLX5_SET(delete_fte_in, in, table_type, table_type);
+ MLX5_SET(delete_fte_in, in, table_id, table_id);
+
+ return mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5dr_cmd_alloc_modify_header(struct mlx5_core_dev *mdev,
+ u32 table_type,
+ u8 num_of_actions,
+ u64 *actions,
+ u32 *modify_header_id)
+{
+ u32 out[MLX5_ST_SZ_DW(alloc_modify_header_context_out)] = {};
+ void *p_actions;
+ u32 inlen;
+ u32 *in;
+ int err;
+
+ inlen = MLX5_ST_SZ_BYTES(alloc_modify_header_context_in) +
+ num_of_actions * sizeof(u64);
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
+ return -ENOMEM;
+
+ MLX5_SET(alloc_modify_header_context_in, in, opcode,
+ MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT);
+ MLX5_SET(alloc_modify_header_context_in, in, table_type, table_type);
+ MLX5_SET(alloc_modify_header_context_in, in, num_of_actions, num_of_actions);
+ p_actions = MLX5_ADDR_OF(alloc_modify_header_context_in, in, actions);
+ memcpy(p_actions, actions, num_of_actions * sizeof(u64));
+
+ err = mlx5_cmd_exec(mdev, in, inlen, out, sizeof(out));
+ if (err)
+ goto out;
+
+ *modify_header_id = MLX5_GET(alloc_modify_header_context_out, out,
+ modify_header_id);
+out:
+ kvfree(in);
+ return err;
+}
+
+int mlx5dr_cmd_dealloc_modify_header(struct mlx5_core_dev *mdev,
+ u32 modify_header_id)
+{
+ u32 out[MLX5_ST_SZ_DW(dealloc_modify_header_context_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(dealloc_modify_header_context_in)] = {};
+
+ MLX5_SET(dealloc_modify_header_context_in, in, opcode,
+ MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT);
+ MLX5_SET(dealloc_modify_header_context_in, in, modify_header_id,
+ modify_header_id);
+
+ return mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5dr_cmd_create_empty_flow_group(struct mlx5_core_dev *mdev,
+ u32 table_type,
+ u32 table_id,
+ u32 *group_id)
+{
+ u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {};
+ int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
+ u32 *in;
+ int err;
+
+ in = kzalloc(inlen, GFP_KERNEL);
+ if (!in)
+ return -ENOMEM;
+
+ MLX5_SET(create_flow_group_in, in, opcode, MLX5_CMD_OP_CREATE_FLOW_GROUP);
+ MLX5_SET(create_flow_group_in, in, table_type, table_type);
+ MLX5_SET(create_flow_group_in, in, table_id, table_id);
+
+ err = mlx5_cmd_exec(mdev, in, inlen, out, sizeof(out));
+ if (err)
+ goto out;
+
+ *group_id = MLX5_GET(create_flow_group_out, out, group_id);
+
+out:
+ kfree(in);
+ return err;
+}
+
+int mlx5dr_cmd_destroy_flow_group(struct mlx5_core_dev *mdev,
+ u32 table_type,
+ u32 table_id,
+ u32 group_id)
+{
+ u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)] = {};
+ u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)] = {};
+
+ MLX5_SET(create_flow_group_in, in, opcode, MLX5_CMD_OP_DESTROY_FLOW_GROUP);
+ MLX5_SET(destroy_flow_group_in, in, table_type, table_type);
+ MLX5_SET(destroy_flow_group_in, in, table_id, table_id);
+ MLX5_SET(destroy_flow_group_in, in, group_id, group_id);
+
+ return mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5dr_cmd_create_flow_table(struct mlx5_core_dev *mdev,
+ u32 table_type,
+ u64 icm_addr_rx,
+ u64 icm_addr_tx,
+ u8 level,
+ bool sw_owner,
+ bool term_tbl,
+ u64 *fdb_rx_icm_addr,
+ u32 *table_id)
+{
+ u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(create_flow_table_in)] = {};
+ void *ft_mdev;
+ int err;
+
+ MLX5_SET(create_flow_table_in, in, opcode, MLX5_CMD_OP_CREATE_FLOW_TABLE);
+ MLX5_SET(create_flow_table_in, in, table_type, table_type);
+
+ ft_mdev = MLX5_ADDR_OF(create_flow_table_in, in, flow_table_context);
+ MLX5_SET(flow_table_context, ft_mdev, termination_table, term_tbl);
+ MLX5_SET(flow_table_context, ft_mdev, sw_owner, sw_owner);
+ MLX5_SET(flow_table_context, ft_mdev, level, level);
+
+ if (sw_owner) {
+ /* icm_addr_0 used for FDB RX / NIC TX / NIC_RX
+ * icm_addr_1 used for FDB TX
+ */
+ if (table_type == MLX5_FLOW_TABLE_TYPE_NIC_RX) {
+ MLX5_SET64(flow_table_context, ft_mdev,
+ sw_owner_icm_root_0, icm_addr_rx);
+ } else if (table_type == MLX5_FLOW_TABLE_TYPE_NIC_TX) {
+ MLX5_SET64(flow_table_context, ft_mdev,
+ sw_owner_icm_root_0, icm_addr_tx);
+ } else if (table_type == MLX5_FLOW_TABLE_TYPE_FDB) {
+ MLX5_SET64(flow_table_context, ft_mdev,
+ sw_owner_icm_root_0, icm_addr_rx);
+ MLX5_SET64(flow_table_context, ft_mdev,
+ sw_owner_icm_root_1, icm_addr_tx);
+ }
+ }
+
+ err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+ if (err)
+ return err;
+
+ *table_id = MLX5_GET(create_flow_table_out, out, table_id);
+ if (!sw_owner && table_type == MLX5_FLOW_TABLE_TYPE_FDB)
+ *fdb_rx_icm_addr =
+ (u64)MLX5_GET(create_flow_table_out, out, icm_address_31_0) |
+ (u64)MLX5_GET(create_flow_table_out, out, icm_address_39_32) << 32 |
+ (u64)MLX5_GET(create_flow_table_out, out, icm_address_63_40) << 40;
+
+ return 0;
+}
+
+int mlx5dr_cmd_destroy_flow_table(struct mlx5_core_dev *mdev,
+ u32 table_id,
+ u32 table_type)
+{
+ u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)] = {};
+
+ MLX5_SET(destroy_flow_table_in, in, opcode,
+ MLX5_CMD_OP_DESTROY_FLOW_TABLE);
+ MLX5_SET(destroy_flow_table_in, in, table_type, table_type);
+ MLX5_SET(destroy_flow_table_in, in, table_id, table_id);
+
+ return mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5dr_cmd_create_reformat_ctx(struct mlx5_core_dev *mdev,
+ enum mlx5_reformat_ctx_type rt,
+ size_t reformat_size,
+ void *reformat_data,
+ u32 *reformat_id)
+{
+ u32 out[MLX5_ST_SZ_DW(alloc_packet_reformat_context_out)] = {};
+ size_t inlen, cmd_data_sz, cmd_total_sz;
+ void *prctx;
+ void *pdata;
+ void *in;
+ int err;
+
+ cmd_total_sz = MLX5_ST_SZ_BYTES(alloc_packet_reformat_context_in);
+ cmd_data_sz = MLX5_FLD_SZ_BYTES(alloc_packet_reformat_context_in,
+ packet_reformat_context.reformat_data);
+ inlen = ALIGN(cmd_total_sz + reformat_size - cmd_data_sz, 4);
+ in = kvzalloc(inlen, GFP_KERNEL);
+ if (!in)
+ return -ENOMEM;
+
+ MLX5_SET(alloc_packet_reformat_context_in, in, opcode,
+ MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT);
+
+ prctx = MLX5_ADDR_OF(alloc_packet_reformat_context_in, in, packet_reformat_context);
+ pdata = MLX5_ADDR_OF(packet_reformat_context_in, prctx, reformat_data);
+
+ MLX5_SET(packet_reformat_context_in, prctx, reformat_type, rt);
+ MLX5_SET(packet_reformat_context_in, prctx, reformat_data_size, reformat_size);
+ memcpy(pdata, reformat_data, reformat_size);
+
+ err = mlx5_cmd_exec(mdev, in, inlen, out, sizeof(out));
+ if (err)
+ return err;
+
+ *reformat_id = MLX5_GET(alloc_packet_reformat_context_out, out, packet_reformat_id);
+ kvfree(in);
+
+ return err;
+}
+
+void mlx5dr_cmd_destroy_reformat_ctx(struct mlx5_core_dev *mdev,
+ u32 reformat_id)
+{
+ u32 out[MLX5_ST_SZ_DW(dealloc_packet_reformat_context_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(dealloc_packet_reformat_context_in)] = {};
+
+ MLX5_SET(dealloc_packet_reformat_context_in, in, opcode,
+ MLX5_CMD_OP_DEALLOC_PACKET_REFORMAT_CONTEXT);
+ MLX5_SET(dealloc_packet_reformat_context_in, in, packet_reformat_id,
+ reformat_id);
+
+ mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+}
+
+int mlx5dr_cmd_query_gid(struct mlx5_core_dev *mdev, u8 vhca_port_num,
+ u16 index, struct mlx5dr_cmd_gid_attr *attr)
+{
+ u32 out[MLX5_ST_SZ_DW(query_roce_address_out)] = {};
+ u32 in[MLX5_ST_SZ_DW(query_roce_address_in)] = {};
+ int err;
+
+ MLX5_SET(query_roce_address_in, in, opcode,
+ MLX5_CMD_OP_QUERY_ROCE_ADDRESS);
+
+ MLX5_SET(query_roce_address_in, in, roce_address_index, index);
+ MLX5_SET(query_roce_address_in, in, vhca_port_num, vhca_port_num);
+
+ err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
+ if (err)
+ return err;
+
+ memcpy(&attr->gid,
+ MLX5_ADDR_OF(query_roce_address_out,
+ out, roce_address.source_l3_address),
+ sizeof(attr->gid));
+ memcpy(attr->mac,
+ MLX5_ADDR_OF(query_roce_address_out, out,
+ roce_address.source_mac_47_32),
+ sizeof(attr->mac));
+
+ if (MLX5_GET(query_roce_address_out, out,
+ roce_address.roce_version) == MLX5_ROCE_VERSION_2)
+ attr->roce_ver = MLX5_ROCE_VERSION_2;
+ else
+ attr->roce_ver = MLX5_ROCE_VERSION_1;
+
+ return 0;
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5_ifc_dr.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5_ifc_dr.h
new file mode 100644
index 000000000000..596c927220d9
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5_ifc_dr.h
@@ -0,0 +1,604 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2019, Mellanox Technologies */
+
+#ifndef MLX5_IFC_DR_H
+#define MLX5_IFC_DR_H
+
+enum {
+ MLX5DR_ACTION_MDFY_HW_FLD_L2_0 = 0,
+ MLX5DR_ACTION_MDFY_HW_FLD_L2_1 = 1,
+ MLX5DR_ACTION_MDFY_HW_FLD_L2_2 = 2,
+ MLX5DR_ACTION_MDFY_HW_FLD_L3_0 = 3,
+ MLX5DR_ACTION_MDFY_HW_FLD_L3_1 = 4,
+ MLX5DR_ACTION_MDFY_HW_FLD_L3_2 = 5,
+ MLX5DR_ACTION_MDFY_HW_FLD_L3_3 = 6,
+ MLX5DR_ACTION_MDFY_HW_FLD_L3_4 = 7,
+ MLX5DR_ACTION_MDFY_HW_FLD_L4_0 = 8,
+ MLX5DR_ACTION_MDFY_HW_FLD_L4_1 = 9,
+ MLX5DR_ACTION_MDFY_HW_FLD_MPLS = 10,
+ MLX5DR_ACTION_MDFY_HW_FLD_L2_TNL_0 = 11,
+ MLX5DR_ACTION_MDFY_HW_FLD_REG_0 = 12,
+ MLX5DR_ACTION_MDFY_HW_FLD_REG_1 = 13,
+ MLX5DR_ACTION_MDFY_HW_FLD_REG_2 = 14,
+ MLX5DR_ACTION_MDFY_HW_FLD_REG_3 = 15,
+ MLX5DR_ACTION_MDFY_HW_FLD_L4_2 = 16,
+ MLX5DR_ACTION_MDFY_HW_FLD_FLEX_0 = 17,
+ MLX5DR_ACTION_MDFY_HW_FLD_FLEX_1 = 18,
+ MLX5DR_ACTION_MDFY_HW_FLD_FLEX_2 = 19,
+ MLX5DR_ACTION_MDFY_HW_FLD_FLEX_3 = 20,
+ MLX5DR_ACTION_MDFY_HW_FLD_L2_TNL_1 = 21,
+ MLX5DR_ACTION_MDFY_HW_FLD_METADATA = 22,
+ MLX5DR_ACTION_MDFY_HW_FLD_RESERVED = 23,
+};
+
+enum {
+ MLX5DR_ACTION_MDFY_HW_OP_SET = 0x2,
+ MLX5DR_ACTION_MDFY_HW_OP_ADD = 0x3,
+};
+
+enum {
+ MLX5DR_ACTION_MDFY_HW_HDR_L3_NONE = 0x0,
+ MLX5DR_ACTION_MDFY_HW_HDR_L3_IPV4 = 0x1,
+ MLX5DR_ACTION_MDFY_HW_HDR_L3_IPV6 = 0x2,
+};
+
+enum {
+ MLX5DR_ACTION_MDFY_HW_HDR_L4_NONE = 0x0,
+ MLX5DR_ACTION_MDFY_HW_HDR_L4_TCP = 0x1,
+ MLX5DR_ACTION_MDFY_HW_HDR_L4_UDP = 0x2,
+};
+
+enum {
+ MLX5DR_STE_LU_TYPE_NOP = 0x00,
+ MLX5DR_STE_LU_TYPE_SRC_GVMI_AND_QP = 0x05,
+ MLX5DR_STE_LU_TYPE_ETHL2_TUNNELING_I = 0x0a,
+ MLX5DR_STE_LU_TYPE_ETHL2_DST_O = 0x06,
+ MLX5DR_STE_LU_TYPE_ETHL2_DST_I = 0x07,
+ MLX5DR_STE_LU_TYPE_ETHL2_DST_D = 0x1b,
+ MLX5DR_STE_LU_TYPE_ETHL2_SRC_O = 0x08,
+ MLX5DR_STE_LU_TYPE_ETHL2_SRC_I = 0x09,
+ MLX5DR_STE_LU_TYPE_ETHL2_SRC_D = 0x1c,
+ MLX5DR_STE_LU_TYPE_ETHL2_SRC_DST_O = 0x36,
+ MLX5DR_STE_LU_TYPE_ETHL2_SRC_DST_I = 0x37,
+ MLX5DR_STE_LU_TYPE_ETHL2_SRC_DST_D = 0x38,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV6_DST_O = 0x0d,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV6_DST_I = 0x0e,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV6_DST_D = 0x1e,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV6_SRC_O = 0x0f,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV6_SRC_I = 0x10,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV6_SRC_D = 0x1f,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV4_5_TUPLE_O = 0x11,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV4_5_TUPLE_I = 0x12,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV4_5_TUPLE_D = 0x20,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV4_MISC_O = 0x29,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV4_MISC_I = 0x2a,
+ MLX5DR_STE_LU_TYPE_ETHL3_IPV4_MISC_D = 0x2b,
+ MLX5DR_STE_LU_TYPE_ETHL4_O = 0x13,
+ MLX5DR_STE_LU_TYPE_ETHL4_I = 0x14,
+ MLX5DR_STE_LU_TYPE_ETHL4_D = 0x21,
+ MLX5DR_STE_LU_TYPE_ETHL4_MISC_O = 0x2c,
+ MLX5DR_STE_LU_TYPE_ETHL4_MISC_I = 0x2d,
+ MLX5DR_STE_LU_TYPE_ETHL4_MISC_D = 0x2e,
+ MLX5DR_STE_LU_TYPE_MPLS_FIRST_O = 0x15,
+ MLX5DR_STE_LU_TYPE_MPLS_FIRST_I = 0x24,
+ MLX5DR_STE_LU_TYPE_MPLS_FIRST_D = 0x25,
+ MLX5DR_STE_LU_TYPE_GRE = 0x16,
+ MLX5DR_STE_LU_TYPE_FLEX_PARSER_0 = 0x22,
+ MLX5DR_STE_LU_TYPE_FLEX_PARSER_1 = 0x23,
+ MLX5DR_STE_LU_TYPE_FLEX_PARSER_TNL_HEADER = 0x19,
+ MLX5DR_STE_LU_TYPE_GENERAL_PURPOSE = 0x18,
+ MLX5DR_STE_LU_TYPE_STEERING_REGISTERS_0 = 0x2f,
+ MLX5DR_STE_LU_TYPE_STEERING_REGISTERS_1 = 0x30,
+ MLX5DR_STE_LU_TYPE_DONT_CARE = 0x0f,
+};
+
+enum mlx5dr_ste_entry_type {
+ MLX5DR_STE_TYPE_TX = 1,
+ MLX5DR_STE_TYPE_RX = 2,
+ MLX5DR_STE_TYPE_MODIFY_PKT = 6,
+};
+
+struct mlx5_ifc_ste_general_bits {
+ u8 entry_type[0x4];
+ u8 reserved_at_4[0x4];
+ u8 entry_sub_type[0x8];
+ u8 byte_mask[0x10];
+
+ u8 next_table_base_63_48[0x10];
+ u8 next_lu_type[0x8];
+ u8 next_table_base_39_32_size[0x8];
+
+ u8 next_table_base_31_5_size[0x1b];
+ u8 linear_hash_enable[0x1];
+ u8 reserved_at_5c[0x2];
+ u8 next_table_rank[0x2];
+
+ u8 reserved_at_60[0xa0];
+ u8 tag_value[0x60];
+ u8 bit_mask[0x60];
+};
+
+struct mlx5_ifc_ste_sx_transmit_bits {
+ u8 entry_type[0x4];
+ u8 reserved_at_4[0x4];
+ u8 entry_sub_type[0x8];
+ u8 byte_mask[0x10];
+
+ u8 next_table_base_63_48[0x10];
+ u8 next_lu_type[0x8];
+ u8 next_table_base_39_32_size[0x8];
+
+ u8 next_table_base_31_5_size[0x1b];
+ u8 linear_hash_enable[0x1];
+ u8 reserved_at_5c[0x2];
+ u8 next_table_rank[0x2];
+
+ u8 sx_wire[0x1];
+ u8 sx_func_lb[0x1];
+ u8 sx_sniffer[0x1];
+ u8 sx_wire_enable[0x1];
+ u8 sx_func_lb_enable[0x1];
+ u8 sx_sniffer_enable[0x1];
+ u8 action_type[0x3];
+ u8 reserved_at_69[0x1];
+ u8 action_description[0x6];
+ u8 gvmi[0x10];
+
+ u8 encap_pointer_vlan_data[0x20];
+
+ u8 loopback_syndome_en[0x8];
+ u8 loopback_syndome[0x8];
+ u8 counter_trigger[0x10];
+
+ u8 miss_address_63_48[0x10];
+ u8 counter_trigger_23_16[0x8];
+ u8 miss_address_39_32[0x8];
+
+ u8 miss_address_31_6[0x1a];
+ u8 learning_point[0x1];
+ u8 go_back[0x1];
+ u8 match_polarity[0x1];
+ u8 mask_mode[0x1];
+ u8 miss_rank[0x2];
+};
+
+struct mlx5_ifc_ste_rx_steering_mult_bits {
+ u8 entry_type[0x4];
+ u8 reserved_at_4[0x4];
+ u8 entry_sub_type[0x8];
+ u8 byte_mask[0x10];
+
+ u8 next_table_base_63_48[0x10];
+ u8 next_lu_type[0x8];
+ u8 next_table_base_39_32_size[0x8];
+
+ u8 next_table_base_31_5_size[0x1b];
+ u8 linear_hash_enable[0x1];
+ u8 reserved_at_[0x2];
+ u8 next_table_rank[0x2];
+
+ u8 member_count[0x10];
+ u8 gvmi[0x10];
+
+ u8 qp_list_pointer[0x20];
+
+ u8 reserved_at_a0[0x1];
+ u8 tunneling_action[0x3];
+ u8 action_description[0x4];
+ u8 reserved_at_a8[0x8];
+ u8 counter_trigger_15_0[0x10];
+
+ u8 miss_address_63_48[0x10];
+ u8 counter_trigger_23_16[0x08];
+ u8 miss_address_39_32[0x8];
+
+ u8 miss_address_31_6[0x1a];
+ u8 learning_point[0x1];
+ u8 fail_on_error[0x1];
+ u8 match_polarity[0x1];
+ u8 mask_mode[0x1];
+ u8 miss_rank[0x2];
+};
+
+struct mlx5_ifc_ste_modify_packet_bits {
+ u8 entry_type[0x4];
+ u8 reserved_at_4[0x4];
+ u8 entry_sub_type[0x8];
+ u8 byte_mask[0x10];
+
+ u8 next_table_base_63_48[0x10];
+ u8 next_lu_type[0x8];
+ u8 next_table_base_39_32_size[0x8];
+
+ u8 next_table_base_31_5_size[0x1b];
+ u8 linear_hash_enable[0x1];
+ u8 reserved_at_[0x2];
+ u8 next_table_rank[0x2];
+
+ u8 number_of_re_write_actions[0x10];
+ u8 gvmi[0x10];
+
+ u8 header_re_write_actions_pointer[0x20];
+
+ u8 reserved_at_a0[0x1];
+ u8 tunneling_action[0x3];
+ u8 action_description[0x4];
+ u8 reserved_at_a8[0x8];
+ u8 counter_trigger_15_0[0x10];
+
+ u8 miss_address_63_48[0x10];
+ u8 counter_trigger_23_16[0x08];
+ u8 miss_address_39_32[0x8];
+
+ u8 miss_address_31_6[0x1a];
+ u8 learning_point[0x1];
+ u8 fail_on_error[0x1];
+ u8 match_polarity[0x1];
+ u8 mask_mode[0x1];
+ u8 miss_rank[0x2];
+};
+
+struct mlx5_ifc_ste_eth_l2_src_bits {
+ u8 smac_47_16[0x20];
+
+ u8 smac_15_0[0x10];
+ u8 l3_ethertype[0x10];
+
+ u8 qp_type[0x2];
+ u8 ethertype_filter[0x1];
+ u8 reserved_at_43[0x1];
+ u8 sx_sniffer[0x1];
+ u8 force_lb[0x1];
+ u8 functional_lb[0x1];
+ u8 port[0x1];
+ u8 reserved_at_48[0x4];
+ u8 first_priority[0x3];
+ u8 first_cfi[0x1];
+ u8 first_vlan_qualifier[0x2];
+ u8 reserved_at_52[0x2];
+ u8 first_vlan_id[0xc];
+
+ u8 ip_fragmented[0x1];
+ u8 tcp_syn[0x1];
+ u8 encp_type[0x2];
+ u8 l3_type[0x2];
+ u8 l4_type[0x2];
+ u8 reserved_at_68[0x4];
+ u8 second_priority[0x3];
+ u8 second_cfi[0x1];
+ u8 second_vlan_qualifier[0x2];
+ u8 reserved_at_72[0x2];
+ u8 second_vlan_id[0xc];
+};
+
+struct mlx5_ifc_ste_eth_l2_dst_bits {
+ u8 dmac_47_16[0x20];
+
+ u8 dmac_15_0[0x10];
+ u8 l3_ethertype[0x10];
+
+ u8 qp_type[0x2];
+ u8 ethertype_filter[0x1];
+ u8 reserved_at_43[0x1];
+ u8 sx_sniffer[0x1];
+ u8 force_lb[0x1];
+ u8 functional_lb[0x1];
+ u8 port[0x1];
+ u8 reserved_at_48[0x4];
+ u8 first_priority[0x3];
+ u8 first_cfi[0x1];
+ u8 first_vlan_qualifier[0x2];
+ u8 reserved_at_52[0x2];
+ u8 first_vlan_id[0xc];
+
+ u8 ip_fragmented[0x1];
+ u8 tcp_syn[0x1];
+ u8 encp_type[0x2];
+ u8 l3_type[0x2];
+ u8 l4_type[0x2];
+ u8 reserved_at_68[0x4];
+ u8 second_priority[0x3];
+ u8 second_cfi[0x1];
+ u8 second_vlan_qualifier[0x2];
+ u8 reserved_at_72[0x2];
+ u8 second_vlan_id[0xc];
+};
+
+struct mlx5_ifc_ste_eth_l2_src_dst_bits {
+ u8 dmac_47_16[0x20];
+
+ u8 dmac_15_0[0x10];
+ u8 smac_47_32[0x10];
+
+ u8 smac_31_0[0x20];
+
+ u8 sx_sniffer[0x1];
+ u8 force_lb[0x1];
+ u8 functional_lb[0x1];
+ u8 port[0x1];
+ u8 l3_type[0x2];
+ u8 reserved_at_66[0x6];
+ u8 first_priority[0x3];
+ u8 first_cfi[0x1];
+ u8 first_vlan_qualifier[0x2];
+ u8 reserved_at_72[0x2];
+ u8 first_vlan_id[0xc];
+};
+
+struct mlx5_ifc_ste_eth_l3_ipv4_5_tuple_bits {
+ u8 destination_address[0x20];
+
+ u8 source_address[0x20];
+
+ u8 source_port[0x10];
+ u8 destination_port[0x10];
+
+ u8 fragmented[0x1];
+ u8 first_fragment[0x1];
+ u8 reserved_at_62[0x2];
+ u8 reserved_at_64[0x1];
+ u8 ecn[0x2];
+ u8 tcp_ns[0x1];
+ u8 tcp_cwr[0x1];
+ u8 tcp_ece[0x1];
+ u8 tcp_urg[0x1];
+ u8 tcp_ack[0x1];
+ u8 tcp_psh[0x1];
+ u8 tcp_rst[0x1];
+ u8 tcp_syn[0x1];
+ u8 tcp_fin[0x1];
+ u8 dscp[0x6];
+ u8 reserved_at_76[0x2];
+ u8 protocol[0x8];
+};
+
+struct mlx5_ifc_ste_eth_l3_ipv6_dst_bits {
+ u8 dst_ip_127_96[0x20];
+
+ u8 dst_ip_95_64[0x20];
+
+ u8 dst_ip_63_32[0x20];
+
+ u8 dst_ip_31_0[0x20];
+};
+
+struct mlx5_ifc_ste_eth_l2_tnl_bits {
+ u8 dmac_47_16[0x20];
+
+ u8 dmac_15_0[0x10];
+ u8 l3_ethertype[0x10];
+
+ u8 l2_tunneling_network_id[0x20];
+
+ u8 ip_fragmented[0x1];
+ u8 tcp_syn[0x1];
+ u8 encp_type[0x2];
+ u8 l3_type[0x2];
+ u8 l4_type[0x2];
+ u8 first_priority[0x3];
+ u8 first_cfi[0x1];
+ u8 reserved_at_6c[0x3];
+ u8 gre_key_flag[0x1];
+ u8 first_vlan_qualifier[0x2];
+ u8 reserved_at_72[0x2];
+ u8 first_vlan_id[0xc];
+};
+
+struct mlx5_ifc_ste_eth_l3_ipv6_src_bits {
+ u8 src_ip_127_96[0x20];
+
+ u8 src_ip_95_64[0x20];
+
+ u8 src_ip_63_32[0x20];
+
+ u8 src_ip_31_0[0x20];
+};
+
+struct mlx5_ifc_ste_eth_l3_ipv4_misc_bits {
+ u8 version[0x4];
+ u8 ihl[0x4];
+ u8 reserved_at_8[0x8];
+ u8 total_length[0x10];
+
+ u8 identification[0x10];
+ u8 flags[0x3];
+ u8 fragment_offset[0xd];
+
+ u8 time_to_live[0x8];
+ u8 reserved_at_48[0x8];
+ u8 checksum[0x10];
+
+ u8 reserved_at_60[0x20];
+};
+
+struct mlx5_ifc_ste_eth_l4_bits {
+ u8 fragmented[0x1];
+ u8 first_fragment[0x1];
+ u8 reserved_at_2[0x6];
+ u8 protocol[0x8];
+ u8 dst_port[0x10];
+
+ u8 ipv6_version[0x4];
+ u8 reserved_at_24[0x1];
+ u8 ecn[0x2];
+ u8 tcp_ns[0x1];
+ u8 tcp_cwr[0x1];
+ u8 tcp_ece[0x1];
+ u8 tcp_urg[0x1];
+ u8 tcp_ack[0x1];
+ u8 tcp_psh[0x1];
+ u8 tcp_rst[0x1];
+ u8 tcp_syn[0x1];
+ u8 tcp_fin[0x1];
+ u8 src_port[0x10];
+
+ u8 ipv6_payload_length[0x10];
+ u8 ipv6_hop_limit[0x8];
+ u8 dscp[0x6];
+ u8 reserved_at_5e[0x2];
+
+ u8 tcp_data_offset[0x4];
+ u8 reserved_at_64[0x8];
+ u8 flow_label[0x14];
+};
+
+struct mlx5_ifc_ste_eth_l4_misc_bits {
+ u8 checksum[0x10];
+ u8 length[0x10];
+
+ u8 seq_num[0x20];
+
+ u8 ack_num[0x20];
+
+ u8 urgent_pointer[0x10];
+ u8 window_size[0x10];
+};
+
+struct mlx5_ifc_ste_mpls_bits {
+ u8 mpls0_label[0x14];
+ u8 mpls0_exp[0x3];
+ u8 mpls0_s_bos[0x1];
+ u8 mpls0_ttl[0x8];
+
+ u8 mpls1_label[0x20];
+
+ u8 mpls2_label[0x20];
+
+ u8 reserved_at_60[0x16];
+ u8 mpls4_s_bit[0x1];
+ u8 mpls4_qualifier[0x1];
+ u8 mpls3_s_bit[0x1];
+ u8 mpls3_qualifier[0x1];
+ u8 mpls2_s_bit[0x1];
+ u8 mpls2_qualifier[0x1];
+ u8 mpls1_s_bit[0x1];
+ u8 mpls1_qualifier[0x1];
+ u8 mpls0_s_bit[0x1];
+ u8 mpls0_qualifier[0x1];
+};
+
+struct mlx5_ifc_ste_register_0_bits {
+ u8 register_0_h[0x20];
+
+ u8 register_0_l[0x20];
+
+ u8 register_1_h[0x20];
+
+ u8 register_1_l[0x20];
+};
+
+struct mlx5_ifc_ste_register_1_bits {
+ u8 register_2_h[0x20];
+
+ u8 register_2_l[0x20];
+
+ u8 register_3_h[0x20];
+
+ u8 register_3_l[0x20];
+};
+
+struct mlx5_ifc_ste_gre_bits {
+ u8 gre_c_present[0x1];
+ u8 reserved_at_30[0x1];
+ u8 gre_k_present[0x1];
+ u8 gre_s_present[0x1];
+ u8 strict_src_route[0x1];
+ u8 recur[0x3];
+ u8 flags[0x5];
+ u8 version[0x3];
+ u8 gre_protocol[0x10];
+
+ u8 checksum[0x10];
+ u8 offset[0x10];
+
+ u8 gre_key_h[0x18];
+ u8 gre_key_l[0x8];
+
+ u8 seq_num[0x20];
+};
+
+struct mlx5_ifc_ste_flex_parser_0_bits {
+ u8 parser_3_label[0x14];
+ u8 parser_3_exp[0x3];
+ u8 parser_3_s_bos[0x1];
+ u8 parser_3_ttl[0x8];
+
+ u8 flex_parser_2[0x20];
+
+ u8 flex_parser_1[0x20];
+
+ u8 flex_parser_0[0x20];
+};
+
+struct mlx5_ifc_ste_flex_parser_1_bits {
+ u8 flex_parser_7[0x20];
+
+ u8 flex_parser_6[0x20];
+
+ u8 flex_parser_5[0x20];
+
+ u8 flex_parser_4[0x20];
+};
+
+struct mlx5_ifc_ste_flex_parser_tnl_bits {
+ u8 flex_parser_tunneling_header_63_32[0x20];
+
+ u8 flex_parser_tunneling_header_31_0[0x20];
+
+ u8 reserved_at_40[0x40];
+};
+
+struct mlx5_ifc_ste_general_purpose_bits {
+ u8 general_purpose_lookup_field[0x20];
+
+ u8 reserved_at_20[0x20];
+
+ u8 reserved_at_40[0x20];
+
+ u8 reserved_at_60[0x20];
+};
+
+struct mlx5_ifc_ste_src_gvmi_qp_bits {
+ u8 loopback_syndrome[0x8];
+ u8 reserved_at_8[0x8];
+ u8 source_gvmi[0x10];
+
+ u8 reserved_at_20[0x5];
+ u8 force_lb[0x1];
+ u8 functional_lb[0x1];
+ u8 source_is_requestor[0x1];
+ u8 source_qp[0x18];
+
+ u8 reserved_at_40[0x20];
+
+ u8 reserved_at_60[0x20];
+};
+
+struct mlx5_ifc_l2_hdr_bits {
+ u8 dmac_47_16[0x20];
+
+ u8 dmac_15_0[0x10];
+ u8 smac_47_32[0x10];
+
+ u8 smac_31_0[0x20];
+
+ u8 ethertype[0x10];
+ u8 vlan_type[0x10];
+
+ u8 vlan[0x10];
+ u8 reserved_at_90[0x10];
+};
+
+/* Both HW set and HW add share the same HW format with different opcodes */
+struct mlx5_ifc_dr_action_hw_set_bits {
+ u8 opcode[0x8];
+ u8 destination_field_code[0x8];
+ u8 reserved_at_10[0x2];
+ u8 destination_left_shifter[0x6];
+ u8 reserved_at_18[0x3];
+ u8 destination_length[0x5];
+
+ u8 inline_data[0x20];
+};
+
+#endif /* MLX5_IFC_DR_H */
--
2.21.0
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