159 lines
4.0 KiB
C
159 lines
4.0 KiB
C
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
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/*
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* Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef MLX4_ABI_USER_H
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#define MLX4_ABI_USER_H
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#include <linux/types.h>
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/*
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* Increment this value if any changes that break userspace ABI
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* compatibility are made.
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*/
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#define MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION 3
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#define MLX4_IB_UVERBS_ABI_VERSION 4
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/*
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* Make sure that all structs defined in this file remain laid out so
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* that they pack the same way on 32-bit and 64-bit architectures (to
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* avoid incompatibility between 32-bit userspace and 64-bit kernels).
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* In particular do not use pointer types -- pass pointers in __u64
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* instead.
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*/
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struct mlx4_ib_alloc_ucontext_resp_v3 {
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__u32 qp_tab_size;
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__u16 bf_reg_size;
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__u16 bf_regs_per_page;
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};
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struct mlx4_ib_alloc_ucontext_resp {
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__u32 dev_caps;
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__u32 qp_tab_size;
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__u16 bf_reg_size;
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__u16 bf_regs_per_page;
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__u32 cqe_size;
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};
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struct mlx4_ib_alloc_pd_resp {
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__u32 pdn;
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__u32 reserved;
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};
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struct mlx4_ib_create_cq {
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__u64 buf_addr;
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__u64 db_addr;
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};
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struct mlx4_ib_create_cq_resp {
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__u32 cqn;
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__u32 reserved;
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};
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struct mlx4_ib_resize_cq {
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__u64 buf_addr;
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};
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struct mlx4_ib_create_srq {
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__u64 buf_addr;
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__u64 db_addr;
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};
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struct mlx4_ib_create_srq_resp {
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__u32 srqn;
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__u32 reserved;
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};
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struct mlx4_ib_create_qp_rss {
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__u64 rx_hash_fields_mask;
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__u8 rx_hash_function;
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__u8 reserved[7];
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__u8 rx_hash_key[40];
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__u32 comp_mask;
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__u32 reserved1;
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};
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struct mlx4_ib_create_qp {
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__u64 buf_addr;
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__u64 db_addr;
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__u8 log_sq_bb_count;
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__u8 log_sq_stride;
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__u8 sq_no_prefetch;
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__u8 reserved;
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__u32 inl_recv_sz;
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};
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struct mlx4_ib_create_wq {
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__u64 buf_addr;
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__u64 db_addr;
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__u8 log_range_size;
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__u8 reserved[3];
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__u32 comp_mask;
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};
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struct mlx4_ib_modify_wq {
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__u32 comp_mask;
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__u32 reserved;
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};
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struct mlx4_ib_create_rwq_ind_tbl_resp {
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__u32 response_length;
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__u32 reserved;
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};
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/* RX Hash function flags */
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enum mlx4_ib_rx_hash_function_flags {
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MLX4_IB_RX_HASH_FUNC_TOEPLITZ = 1 << 0,
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};
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/*
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* RX Hash flags, these flags allows to set which incoming packet's field should
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* participates in RX Hash. Each flag represent certain packet's field,
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* when the flag is set the field that is represented by the flag will
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* participate in RX Hash calculation.
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*/
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enum mlx4_ib_rx_hash_fields {
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MLX4_IB_RX_HASH_SRC_IPV4 = 1 << 0,
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MLX4_IB_RX_HASH_DST_IPV4 = 1 << 1,
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MLX4_IB_RX_HASH_SRC_IPV6 = 1 << 2,
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MLX4_IB_RX_HASH_DST_IPV6 = 1 << 3,
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MLX4_IB_RX_HASH_SRC_PORT_TCP = 1 << 4,
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MLX4_IB_RX_HASH_DST_PORT_TCP = 1 << 5,
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MLX4_IB_RX_HASH_SRC_PORT_UDP = 1 << 6,
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MLX4_IB_RX_HASH_DST_PORT_UDP = 1 << 7
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};
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#endif /* MLX4_ABI_USER_H */
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