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61f51b7b20
RQ WQE size other than 128B is not supported. Correct RQ size calculation to use 128B only. Since this breaks ABI, add additional code to provide compatibility with v4 user provider, libi40iw. Signed-off-by: Chien Tin Tung <chien.tin.tung@intel.com> Signed-off-by: Henry Orosco <henry.orosco@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
/*
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* Copyright (c) 2006 - 2016 Intel Corporation. All rights reserved.
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* Copyright (c) 2005 Topspin Communications. All rights reserved.
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* Copyright (c) 2005 Cisco Systems. All rights reserved.
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* Copyright (c) 2005 Open Grid Computing, Inc. 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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*/
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#ifndef I40IW_USER_CONTEXT_H
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#define I40IW_USER_CONTEXT_H
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#include <linux/types.h>
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#define I40IW_ABI_VER 5
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struct i40iw_alloc_ucontext_req {
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__u32 reserved32;
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__u8 userspace_ver;
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__u8 reserved8[3];
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};
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struct i40iw_alloc_ucontext_resp {
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__u32 max_pds; /* maximum pds allowed for this user process */
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__u32 max_qps; /* maximum qps allowed for this user process */
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__u32 wq_size; /* size of the WQs (sq+rq) allocated to the mmaped area */
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__u8 kernel_ver;
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__u8 reserved[3];
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};
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struct i40iw_alloc_pd_resp {
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__u32 pd_id;
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__u8 reserved[4];
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};
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struct i40iw_create_cq_req {
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__u64 user_cq_buffer;
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__u64 user_shadow_area;
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};
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struct i40iw_create_qp_req {
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__u64 user_wqe_buffers;
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__u64 user_compl_ctx;
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/* UDA QP PHB */
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__u64 user_sq_phb; /* place for VA of the sq phb buff */
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__u64 user_rq_phb; /* place for VA of the rq phb buff */
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};
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enum i40iw_memreg_type {
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IW_MEMREG_TYPE_MEM = 0x0000,
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IW_MEMREG_TYPE_QP = 0x0001,
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IW_MEMREG_TYPE_CQ = 0x0002,
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};
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struct i40iw_mem_reg_req {
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__u16 reg_type; /* Memory, QP or CQ */
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__u16 cq_pages;
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__u16 rq_pages;
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__u16 sq_pages;
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};
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struct i40iw_create_cq_resp {
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__u32 cq_id;
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__u32 cq_size;
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__u32 mmap_db_index;
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__u32 reserved;
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};
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struct i40iw_create_qp_resp {
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__u32 qp_id;
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__u32 actual_sq_size;
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__u32 actual_rq_size;
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__u32 i40iw_drv_opt;
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__u16 push_idx;
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__u8 lsmm;
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__u8 rsvd2;
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};
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#endif
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