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Diffstat (limited to '')
-rw-r--r-- | include/uapi/rdma/hns-abi.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/include/uapi/rdma/hns-abi.h b/include/uapi/rdma/hns-abi.h new file mode 100644 index 000000000..745790ce3 --- /dev/null +++ b/include/uapi/rdma/hns-abi.h @@ -0,0 +1,114 @@ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ +/* + * Copyright (c) 2016 Hisilicon Limited. + * + * 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 HNS_ABI_USER_H +#define HNS_ABI_USER_H + +#include <linux/types.h> + +struct hns_roce_ib_create_cq { + __aligned_u64 buf_addr; + __aligned_u64 db_addr; + __u32 cqe_size; + __u32 reserved; +}; + +enum hns_roce_cq_cap_flags { + HNS_ROCE_CQ_FLAG_RECORD_DB = 1 << 0, +}; + +struct hns_roce_ib_create_cq_resp { + __aligned_u64 cqn; /* Only 32 bits used, 64 for compat */ + __aligned_u64 cap_flags; +}; + +struct hns_roce_ib_create_srq { + __aligned_u64 buf_addr; + __aligned_u64 db_addr; + __aligned_u64 que_addr; +}; + +struct hns_roce_ib_create_srq_resp { + __u32 srqn; + __u32 reserved; +}; + +struct hns_roce_ib_create_qp { + __aligned_u64 buf_addr; + __aligned_u64 db_addr; + __u8 log_sq_bb_count; + __u8 log_sq_stride; + __u8 sq_no_prefetch; + __u8 reserved[5]; + __aligned_u64 sdb_addr; +}; + +enum hns_roce_qp_cap_flags { + HNS_ROCE_QP_CAP_RQ_RECORD_DB = 1 << 0, + HNS_ROCE_QP_CAP_SQ_RECORD_DB = 1 << 1, + HNS_ROCE_QP_CAP_OWNER_DB = 1 << 2, + HNS_ROCE_QP_CAP_DIRECT_WQE = 1 << 5, +}; + +struct hns_roce_ib_create_qp_resp { + __aligned_u64 cap_flags; + __aligned_u64 dwqe_mmap_key; +}; + +enum { + HNS_ROCE_EXSGE_FLAGS = 1 << 0, +}; + +enum { + HNS_ROCE_RSP_EXSGE_FLAGS = 1 << 0, +}; + +struct hns_roce_ib_alloc_ucontext_resp { + __u32 qp_tab_size; + __u32 cqe_size; + __u32 srq_tab_size; + __u32 reserved; + __u32 config; + __u32 max_inline_data; +}; + +struct hns_roce_ib_alloc_ucontext { + __u32 config; + __u32 reserved; +}; + +struct hns_roce_ib_alloc_pd_resp { + __u32 pdn; +}; + +#endif /* HNS_ABI_USER_H */ |