Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 523 insertions, 0 deletions

diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h
new file mode 100644
index 000000000..a96b7d277
--- /dev/null
+++ b/include/uapi/rdma/mlx5-abi.h
@@ -0,0 +1,523 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
+/*
+ * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ *     Redistribution and use in source and binary forms, with or
+ *     without modification, are permitted provided that the following
+ *     conditions are met:
+ *
+ *      - Redistributions of source code must retain the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer.
+ *
+ *      - Redistributions in binary form must reproduce the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef MLX5_ABI_USER_H
+#define MLX5_ABI_USER_H
+
+#include <linux/types.h>
+#include <linux/if_ether.h>	/* For ETH_ALEN. */
+#include <rdma/ib_user_ioctl_verbs.h>
+
+enum {
+	MLX5_QP_FLAG_SIGNATURE		= 1 << 0,
+	MLX5_QP_FLAG_SCATTER_CQE	= 1 << 1,
+	MLX5_QP_FLAG_TUNNEL_OFFLOADS	= 1 << 2,
+	MLX5_QP_FLAG_BFREG_INDEX	= 1 << 3,
+	MLX5_QP_FLAG_TYPE_DCT		= 1 << 4,
+	MLX5_QP_FLAG_TYPE_DCI		= 1 << 5,
+	MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC = 1 << 6,
+	MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC = 1 << 7,
+	MLX5_QP_FLAG_ALLOW_SCATTER_CQE	= 1 << 8,
+	MLX5_QP_FLAG_PACKET_BASED_CREDIT_MODE	= 1 << 9,
+	MLX5_QP_FLAG_UAR_PAGE_INDEX = 1 << 10,
+	MLX5_QP_FLAG_DCI_STREAM	= 1 << 11,
+};
+
+enum {
+	MLX5_SRQ_FLAG_SIGNATURE		= 1 << 0,
+};
+
+enum {
+	MLX5_WQ_FLAG_SIGNATURE		= 1 << 0,
+};
+
+/* Increment this value if any changes that break userspace ABI
+ * compatibility are made.
+ */
+#define MLX5_IB_UVERBS_ABI_VERSION	1
+
+/* Make sure that all structs defined in this file remain laid out so
+ * that they pack the same way on 32-bit and 64-bit architectures (to
+ * avoid incompatibility between 32-bit userspace and 64-bit kernels).
+ * In particular do not use pointer types -- pass pointers in __u64
+ * instead.
+ */
+
+struct mlx5_ib_alloc_ucontext_req {
+	__u32	total_num_bfregs;
+	__u32	num_low_latency_bfregs;
+};
+
+enum mlx5_lib_caps {
+	MLX5_LIB_CAP_4K_UAR	= (__u64)1 << 0,
+	MLX5_LIB_CAP_DYN_UAR	= (__u64)1 << 1,
+};
+
+enum mlx5_ib_alloc_uctx_v2_flags {
+	MLX5_IB_ALLOC_UCTX_DEVX	= 1 << 0,
+};
+struct mlx5_ib_alloc_ucontext_req_v2 {
+	__u32	total_num_bfregs;
+	__u32	num_low_latency_bfregs;
+	__u32	flags;
+	__u32	comp_mask;
+	__u8	max_cqe_version;
+	__u8	reserved0;
+	__u16	reserved1;
+	__u32	reserved2;
+	__aligned_u64 lib_caps;
+};
+
+enum mlx5_ib_alloc_ucontext_resp_mask {
+	MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_CORE_CLOCK_OFFSET = 1UL << 0,
+	MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_DUMP_FILL_MKEY    = 1UL << 1,
+	MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_ECE               = 1UL << 2,
+	MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_SQD2RTS           = 1UL << 3,
+	MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_REAL_TIME_TS	   = 1UL << 4,
+	MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_MKEY_UPDATE_TAG   = 1UL << 5,
+};
+
+enum mlx5_user_cmds_supp_uhw {
+	MLX5_USER_CMDS_SUPP_UHW_QUERY_DEVICE = 1 << 0,
+	MLX5_USER_CMDS_SUPP_UHW_CREATE_AH    = 1 << 1,
+};
+
+/* The eth_min_inline response value is set to off-by-one vs the FW
+ * returned value to allow user-space to deal with older kernels.
+ */
+enum mlx5_user_inline_mode {
+	MLX5_USER_INLINE_MODE_NA,
+	MLX5_USER_INLINE_MODE_NONE,
+	MLX5_USER_INLINE_MODE_L2,
+	MLX5_USER_INLINE_MODE_IP,
+	MLX5_USER_INLINE_MODE_TCP_UDP,
+};
+
+enum {
+	MLX5_USER_ALLOC_UCONTEXT_FLOW_ACTION_FLAGS_ESP_AES_GCM = 1 << 0,
+	MLX5_USER_ALLOC_UCONTEXT_FLOW_ACTION_FLAGS_ESP_AES_GCM_REQ_METADATA = 1 << 1,
+	MLX5_USER_ALLOC_UCONTEXT_FLOW_ACTION_FLAGS_ESP_AES_GCM_SPI_STEERING = 1 << 2,
+	MLX5_USER_ALLOC_UCONTEXT_FLOW_ACTION_FLAGS_ESP_AES_GCM_FULL_OFFLOAD = 1 << 3,
+	MLX5_USER_ALLOC_UCONTEXT_FLOW_ACTION_FLAGS_ESP_AES_GCM_TX_IV_IS_ESN = 1 << 4,
+};
+
+struct mlx5_ib_alloc_ucontext_resp {
+	__u32	qp_tab_size;
+	__u32	bf_reg_size;
+	__u32	tot_bfregs;
+	__u32	cache_line_size;
+	__u16	max_sq_desc_sz;
+	__u16	max_rq_desc_sz;
+	__u32	max_send_wqebb;
+	__u32	max_recv_wr;
+	__u32	max_srq_recv_wr;
+	__u16	num_ports;
+	__u16	flow_action_flags;
+	__u32	comp_mask;
+	__u32	response_length;
+	__u8	cqe_version;
+	__u8	cmds_supp_uhw;
+	__u8	eth_min_inline;
+	__u8	clock_info_versions;
+	__aligned_u64 hca_core_clock_offset;
+	__u32	log_uar_size;
+	__u32	num_uars_per_page;
+	__u32	num_dyn_bfregs;
+	__u32	dump_fill_mkey;
+};
+
+struct mlx5_ib_alloc_pd_resp {
+	__u32	pdn;
+};
+
+struct mlx5_ib_tso_caps {
+	__u32 max_tso; /* Maximum tso payload size in bytes */
+
+	/* Corresponding bit will be set if qp type from
+	 * 'enum ib_qp_type' is supported, e.g.
+	 * supported_qpts |= 1 << IB_QPT_UD
+	 */
+	__u32 supported_qpts;
+};
+
+struct mlx5_ib_rss_caps {
+	__aligned_u64 rx_hash_fields_mask; /* enum mlx5_rx_hash_fields */
+	__u8 rx_hash_function; /* enum mlx5_rx_hash_function_flags */
+	__u8 reserved[7];
+};
+
+enum mlx5_ib_cqe_comp_res_format {
+	MLX5_IB_CQE_RES_FORMAT_HASH	= 1 << 0,
+	MLX5_IB_CQE_RES_FORMAT_CSUM	= 1 << 1,
+	MLX5_IB_CQE_RES_FORMAT_CSUM_STRIDX = 1 << 2,
+};
+
+struct mlx5_ib_cqe_comp_caps {
+	__u32 max_num;
+	__u32 supported_format; /* enum mlx5_ib_cqe_comp_res_format */
+};
+
+enum mlx5_ib_packet_pacing_cap_flags {
+	MLX5_IB_PP_SUPPORT_BURST	= 1 << 0,
+};
+
+struct mlx5_packet_pacing_caps {
+	__u32 qp_rate_limit_min;
+	__u32 qp_rate_limit_max; /* In kpbs */
+
+	/* Corresponding bit will be set if qp type from
+	 * 'enum ib_qp_type' is supported, e.g.
+	 * supported_qpts |= 1 << IB_QPT_RAW_PACKET
+	 */
+	__u32 supported_qpts;
+	__u8  cap_flags; /* enum mlx5_ib_packet_pacing_cap_flags */
+	__u8  reserved[3];
+};
+
+enum mlx5_ib_mpw_caps {
+	MPW_RESERVED		= 1 << 0,
+	MLX5_IB_ALLOW_MPW	= 1 << 1,
+	MLX5_IB_SUPPORT_EMPW	= 1 << 2,
+};
+
+enum mlx5_ib_sw_parsing_offloads {
+	MLX5_IB_SW_PARSING = 1 << 0,
+	MLX5_IB_SW_PARSING_CSUM = 1 << 1,
+	MLX5_IB_SW_PARSING_LSO = 1 << 2,
+};
+
+struct mlx5_ib_sw_parsing_caps {
+	__u32 sw_parsing_offloads; /* enum mlx5_ib_sw_parsing_offloads */
+
+	/* Corresponding bit will be set if qp type from
+	 * 'enum ib_qp_type' is supported, e.g.
+	 * supported_qpts |= 1 << IB_QPT_RAW_PACKET
+	 */
+	__u32 supported_qpts;
+};
+
+struct mlx5_ib_striding_rq_caps {
+	__u32 min_single_stride_log_num_of_bytes;
+	__u32 max_single_stride_log_num_of_bytes;
+	__u32 min_single_wqe_log_num_of_strides;
+	__u32 max_single_wqe_log_num_of_strides;
+
+	/* Corresponding bit will be set if qp type from
+	 * 'enum ib_qp_type' is supported, e.g.
+	 * supported_qpts |= 1 << IB_QPT_RAW_PACKET
+	 */
+	__u32 supported_qpts;
+	__u32 reserved;
+};
+
+struct mlx5_ib_dci_streams_caps {
+	__u8 max_log_num_concurent;
+	__u8 max_log_num_errored;
+};
+
+enum mlx5_ib_query_dev_resp_flags {
+	/* Support 128B CQE compression */
+	MLX5_IB_QUERY_DEV_RESP_FLAGS_CQE_128B_COMP = 1 << 0,
+	MLX5_IB_QUERY_DEV_RESP_FLAGS_CQE_128B_PAD  = 1 << 1,
+	MLX5_IB_QUERY_DEV_RESP_PACKET_BASED_CREDIT_MODE = 1 << 2,
+	MLX5_IB_QUERY_DEV_RESP_FLAGS_SCAT2CQE_DCT = 1 << 3,
+};
+
+enum mlx5_ib_tunnel_offloads {
+	MLX5_IB_TUNNELED_OFFLOADS_VXLAN  = 1 << 0,
+	MLX5_IB_TUNNELED_OFFLOADS_GRE    = 1 << 1,
+	MLX5_IB_TUNNELED_OFFLOADS_GENEVE = 1 << 2,
+	MLX5_IB_TUNNELED_OFFLOADS_MPLS_GRE = 1 << 3,
+	MLX5_IB_TUNNELED_OFFLOADS_MPLS_UDP = 1 << 4,
+};
+
+struct mlx5_ib_query_device_resp {
+	__u32	comp_mask;
+	__u32	response_length;
+	struct	mlx5_ib_tso_caps tso_caps;
+	struct	mlx5_ib_rss_caps rss_caps;
+	struct	mlx5_ib_cqe_comp_caps cqe_comp_caps;
+	struct	mlx5_packet_pacing_caps packet_pacing_caps;
+	__u32	mlx5_ib_support_multi_pkt_send_wqes;
+	__u32	flags; /* Use enum mlx5_ib_query_dev_resp_flags */
+	struct mlx5_ib_sw_parsing_caps sw_parsing_caps;
+	struct mlx5_ib_striding_rq_caps striding_rq_caps;
+	__u32	tunnel_offloads_caps; /* enum mlx5_ib_tunnel_offloads */
+	struct  mlx5_ib_dci_streams_caps dci_streams_caps;
+	__u16 reserved;
+};
+
+enum mlx5_ib_create_cq_flags {
+	MLX5_IB_CREATE_CQ_FLAGS_CQE_128B_PAD	= 1 << 0,
+	MLX5_IB_CREATE_CQ_FLAGS_UAR_PAGE_INDEX  = 1 << 1,
+	MLX5_IB_CREATE_CQ_FLAGS_REAL_TIME_TS	= 1 << 2,
+};
+
+struct mlx5_ib_create_cq {
+	__aligned_u64 buf_addr;
+	__aligned_u64 db_addr;
+	__u32	cqe_size;
+	__u8    cqe_comp_en;
+	__u8    cqe_comp_res_format;
+	__u16	flags;
+	__u16	uar_page_index;
+	__u16	reserved0;
+	__u32	reserved1;
+};
+
+struct mlx5_ib_create_cq_resp {
+	__u32	cqn;
+	__u32	reserved;
+};
+
+struct mlx5_ib_resize_cq {
+	__aligned_u64 buf_addr;
+	__u16	cqe_size;
+	__u16	reserved0;
+	__u32	reserved1;
+};
+
+struct mlx5_ib_create_srq {
+	__aligned_u64 buf_addr;
+	__aligned_u64 db_addr;
+	__u32	flags;
+	__u32	reserved0; /* explicit padding (optional on i386) */
+	__u32	uidx;
+	__u32	reserved1;
+};
+
+struct mlx5_ib_create_srq_resp {
+	__u32	srqn;
+	__u32	reserved;
+};
+
+struct mlx5_ib_create_qp_dci_streams {
+	__u8 log_num_concurent;
+	__u8 log_num_errored;
+};
+
+struct mlx5_ib_create_qp {
+	__aligned_u64 buf_addr;
+	__aligned_u64 db_addr;
+	__u32	sq_wqe_count;
+	__u32	rq_wqe_count;
+	__u32	rq_wqe_shift;
+	__u32	flags;
+	__u32	uidx;
+	__u32	bfreg_index;
+	union {
+		__aligned_u64 sq_buf_addr;
+		__aligned_u64 access_key;
+	};
+	__u32  ece_options;
+	struct  mlx5_ib_create_qp_dci_streams dci_streams;
+	__u16 reserved;
+};
+
+/* RX Hash function flags */
+enum mlx5_rx_hash_function_flags {
+	MLX5_RX_HASH_FUNC_TOEPLITZ	= 1 << 0,
+};
+
+/*
+ * RX Hash flags, these flags allows to set which incoming packet's field should
+ * participates in RX Hash. Each flag represent certain packet's field,
+ * when the flag is set the field that is represented by the flag will
+ * participate in RX Hash calculation.
+ * Note: *IPV4 and *IPV6 flags can't be enabled together on the same QP
+ * and *TCP and *UDP flags can't be enabled together on the same QP.
+*/
+enum mlx5_rx_hash_fields {
+	MLX5_RX_HASH_SRC_IPV4	= 1 << 0,
+	MLX5_RX_HASH_DST_IPV4	= 1 << 1,
+	MLX5_RX_HASH_SRC_IPV6	= 1 << 2,
+	MLX5_RX_HASH_DST_IPV6	= 1 << 3,
+	MLX5_RX_HASH_SRC_PORT_TCP	= 1 << 4,
+	MLX5_RX_HASH_DST_PORT_TCP	= 1 << 5,
+	MLX5_RX_HASH_SRC_PORT_UDP	= 1 << 6,
+	MLX5_RX_HASH_DST_PORT_UDP	= 1 << 7,
+	MLX5_RX_HASH_IPSEC_SPI		= 1 << 8,
+	/* Save bits for future fields */
+	MLX5_RX_HASH_INNER		= (1UL << 31),
+};
+
+struct mlx5_ib_create_qp_rss {
+	__aligned_u64 rx_hash_fields_mask; /* enum mlx5_rx_hash_fields */
+	__u8 rx_hash_function; /* enum mlx5_rx_hash_function_flags */
+	__u8 rx_key_len; /* valid only for Toeplitz */
+	__u8 reserved[6];
+	__u8 rx_hash_key[128]; /* valid only for Toeplitz */
+	__u32   comp_mask;
+	__u32	flags;
+};
+
+enum mlx5_ib_create_qp_resp_mask {
+	MLX5_IB_CREATE_QP_RESP_MASK_TIRN = 1UL << 0,
+	MLX5_IB_CREATE_QP_RESP_MASK_TISN = 1UL << 1,
+	MLX5_IB_CREATE_QP_RESP_MASK_RQN  = 1UL << 2,
+	MLX5_IB_CREATE_QP_RESP_MASK_SQN  = 1UL << 3,
+	MLX5_IB_CREATE_QP_RESP_MASK_TIR_ICM_ADDR  = 1UL << 4,
+};
+
+struct mlx5_ib_create_qp_resp {
+	__u32	bfreg_index;
+	__u32   ece_options;
+	__u32	comp_mask;
+	__u32	tirn;
+	__u32	tisn;
+	__u32	rqn;
+	__u32	sqn;
+	__u32   reserved1;
+	__u64	tir_icm_addr;
+};
+
+struct mlx5_ib_alloc_mw {
+	__u32	comp_mask;
+	__u8	num_klms;
+	__u8	reserved1;
+	__u16	reserved2;
+};
+
+enum mlx5_ib_create_wq_mask {
+	MLX5_IB_CREATE_WQ_STRIDING_RQ	= (1 << 0),
+};
+
+struct mlx5_ib_create_wq {
+	__aligned_u64 buf_addr;
+	__aligned_u64 db_addr;
+	__u32   rq_wqe_count;
+	__u32   rq_wqe_shift;
+	__u32   user_index;
+	__u32   flags;
+	__u32   comp_mask;
+	__u32	single_stride_log_num_of_bytes;
+	__u32	single_wqe_log_num_of_strides;
+	__u32	two_byte_shift_en;
+};
+
+struct mlx5_ib_create_ah_resp {
+	__u32	response_length;
+	__u8	dmac[ETH_ALEN];
+	__u8	reserved[6];
+};
+
+struct mlx5_ib_burst_info {
+	__u32       max_burst_sz;
+	__u16       typical_pkt_sz;
+	__u16       reserved;
+};
+
+struct mlx5_ib_modify_qp {
+	__u32			   comp_mask;
+	struct mlx5_ib_burst_info  burst_info;
+	__u32			   ece_options;
+};
+
+struct mlx5_ib_modify_qp_resp {
+	__u32	response_length;
+	__u32	dctn;
+	__u32   ece_options;
+	__u32   reserved;
+};
+
+struct mlx5_ib_create_wq_resp {
+	__u32	response_length;
+	__u32	reserved;
+};
+
+struct mlx5_ib_create_rwq_ind_tbl_resp {
+	__u32	response_length;
+	__u32	reserved;
+};
+
+struct mlx5_ib_modify_wq {
+	__u32	comp_mask;
+	__u32	reserved;
+};
+
+struct mlx5_ib_clock_info {
+	__u32 sign;
+	__u32 resv;
+	__aligned_u64 nsec;
+	__aligned_u64 cycles;
+	__aligned_u64 frac;
+	__u32 mult;
+	__u32 shift;
+	__aligned_u64 mask;
+	__aligned_u64 overflow_period;
+};
+
+enum mlx5_ib_mmap_cmd {
+	MLX5_IB_MMAP_REGULAR_PAGE               = 0,
+	MLX5_IB_MMAP_GET_CONTIGUOUS_PAGES       = 1,
+	MLX5_IB_MMAP_WC_PAGE                    = 2,
+	MLX5_IB_MMAP_NC_PAGE                    = 3,
+	/* 5 is chosen in order to be compatible with old versions of libmlx5 */
+	MLX5_IB_MMAP_CORE_CLOCK                 = 5,
+	MLX5_IB_MMAP_ALLOC_WC                   = 6,
+	MLX5_IB_MMAP_CLOCK_INFO                 = 7,
+	MLX5_IB_MMAP_DEVICE_MEM                 = 8,
+};
+
+enum {
+	MLX5_IB_CLOCK_INFO_KERNEL_UPDATING = 1,
+};
+
+/* Bit indexes for the mlx5_alloc_ucontext_resp.clock_info_versions bitmap */
+enum {
+	MLX5_IB_CLOCK_INFO_V1              = 0,
+};
+
+struct mlx5_ib_flow_counters_desc {
+	__u32	description;
+	__u32	index;
+};
+
+struct mlx5_ib_flow_counters_data {
+	RDMA_UAPI_PTR(struct mlx5_ib_flow_counters_desc *, counters_data);
+	__u32   ncounters;
+	__u32   reserved;
+};
+
+struct mlx5_ib_create_flow {
+	__u32   ncounters_data;
+	__u32   reserved;
+	/*
+	 * Following are counters data based on ncounters_data, each
+	 * entry in the data[] should match a corresponding counter object
+	 * that was pointed by a counters spec upon the flow creation
+	 */
+	struct mlx5_ib_flow_counters_data data[];
+};
+
+#endif /* MLX5_ABI_USER_H */