diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx5/user.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/user.h | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/drivers/infiniband/hw/mlx5/user.h b/drivers/infiniband/hw/mlx5/user.h deleted file mode 100644 index 0e49d5b30a4c..000000000000 --- a/drivers/infiniband/hw/mlx5/user.h +++ /dev/null @@ -1,288 +0,0 @@ -/* - * 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_IB_USER_H -#define MLX5_IB_USER_H - -#include <linux/types.h> - -#include "mlx5_ib.h" - -enum { - MLX5_QP_FLAG_SIGNATURE = 1 << 0, - MLX5_QP_FLAG_SCATTER_CQE = 1 << 1, -}; - -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_uuars; - __u32 num_low_latency_uuars; -}; - -struct mlx5_ib_alloc_ucontext_req_v2 { - __u32 total_num_uuars; - __u32 num_low_latency_uuars; - __u32 flags; - __u32 comp_mask; - __u8 max_cqe_version; - __u8 reserved0; - __u16 reserved1; - __u32 reserved2; -}; - -enum mlx5_ib_alloc_ucontext_resp_mask { - MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_CORE_CLOCK_OFFSET = 1UL << 0, -}; - -enum mlx5_user_cmds_supp_uhw { - MLX5_USER_CMDS_SUPP_UHW_QUERY_DEVICE = 1 << 0, -}; - -struct mlx5_ib_alloc_ucontext_resp { - __u32 qp_tab_size; - __u32 bf_reg_size; - __u32 tot_uuars; - __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 reserved1; - __u32 comp_mask; - __u32 response_length; - __u8 cqe_version; - __u8 cmds_supp_uhw; - __u16 reserved2; - __u64 hca_core_clock_offset; -}; - -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 { - __u64 rx_hash_fields_mask; /* enum mlx5_rx_hash_fields */ - __u8 rx_hash_function; /* enum mlx5_rx_hash_function_flags */ - __u8 reserved[7]; -}; - -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_create_cq { - __u64 buf_addr; - __u64 db_addr; - __u32 cqe_size; - __u32 reserved; /* explicit padding (optional on i386) */ -}; - -struct mlx5_ib_create_cq_resp { - __u32 cqn; - __u32 reserved; -}; - -struct mlx5_ib_resize_cq { - __u64 buf_addr; - __u16 cqe_size; - __u16 reserved0; - __u32 reserved1; -}; - -struct mlx5_ib_create_srq { - __u64 buf_addr; - __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 { - __u64 buf_addr; - __u64 db_addr; - __u32 sq_wqe_count; - __u32 rq_wqe_count; - __u32 rq_wqe_shift; - __u32 flags; - __u32 uidx; - __u32 reserved0; - __u64 sq_buf_addr; -}; - -/* 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 -}; - -struct mlx5_ib_create_qp_rss { - __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 reserved1; -}; - -struct mlx5_ib_create_qp_resp { - __u32 uuar_index; -}; - -struct mlx5_ib_alloc_mw { - __u32 comp_mask; - __u8 num_klms; - __u8 reserved1; - __u16 reserved2; -}; - -struct mlx5_ib_create_wq { - __u64 buf_addr; - __u64 db_addr; - __u32 rq_wqe_count; - __u32 rq_wqe_shift; - __u32 user_index; - __u32 flags; - __u32 comp_mask; - __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; -}; - -static inline int get_qp_user_index(struct mlx5_ib_ucontext *ucontext, - struct mlx5_ib_create_qp *ucmd, - int inlen, - u32 *user_index) -{ - u8 cqe_version = ucontext->cqe_version; - - if (field_avail(struct mlx5_ib_create_qp, uidx, inlen) && - !cqe_version && (ucmd->uidx == MLX5_IB_DEFAULT_UIDX)) - return 0; - - if (!!(field_avail(struct mlx5_ib_create_qp, uidx, inlen) != - !!cqe_version)) - return -EINVAL; - - return verify_assign_uidx(cqe_version, ucmd->uidx, user_index); -} - -static inline int get_srq_user_index(struct mlx5_ib_ucontext *ucontext, - struct mlx5_ib_create_srq *ucmd, - int inlen, - u32 *user_index) -{ - u8 cqe_version = ucontext->cqe_version; - - if (field_avail(struct mlx5_ib_create_srq, uidx, inlen) && - !cqe_version && (ucmd->uidx == MLX5_IB_DEFAULT_UIDX)) - return 0; - - if (!!(field_avail(struct mlx5_ib_create_srq, uidx, inlen) != - !!cqe_version)) - return -EINVAL; - - return verify_assign_uidx(cqe_version, ucmd->uidx, user_index); -} -#endif /* MLX5_IB_USER_H */ |