/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Broadcom NetXtreme - E RoCE driver .
*
* Copyright ( c ) 2016 - 2017 , Broadcom . All rights reserved . The term
* Broadcom refers to Broadcom Limited and / or its subsidiaries .
*
* 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
* BSD license below :
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions
* are met :
*
* 1 . Redistributions of source code must retain the above copyright
* notice , this list of conditions and the following disclaimer .
* 2 . 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 .
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ` ` AS IS ' '
* AND ANY EXPRESS OR IMPLIED WARRANTIES , INCLUDING , BUT NOT LIMITED TO ,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED . IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT , INDIRECT , INCIDENTAL , SPECIAL , EXEMPLARY , OR
* CONSEQUENTIAL DAMAGES ( INCLUDING , BUT NOT LIMITED TO , PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES ; LOSS OF USE , DATA , OR PROFITS ; OR
* BUSINESS INTERRUPTION ) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY ,
* WHETHER IN CONTRACT , STRICT LIABILITY , OR TORT ( INCLUDING NEGLIGENCE
* OR OTHERWISE ) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE , EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE .
*
* Description : Uverbs ABI header file
*/
#ifndef __BNXT_RE_UVERBS_ABI_H__
#define __BNXT_RE_UVERBS_ABI_H__
#include <linux/types.h>
#include <rdma/ib_user_ioctl_cmds.h>
#define BNXT_RE_ABI_VERSION 1
#define BNXT_RE_CHIP_ID0_CHIP_NUM_SFT 0 x00
#define BNXT_RE_CHIP_ID0_CHIP_REV_SFT 0 x10
#define BNXT_RE_CHIP_ID0_CHIP_MET_SFT 0 x18
enum {
BNXT_RE_UCNTX_CMASK_HAVE_CCTX = 0 x1ULL,
BNXT_RE_UCNTX_CMASK_HAVE_MODE = 0 x02ULL,
BNXT_RE_UCNTX_CMASK_WC_DPI_ENABLED = 0 x04ULL,
BNXT_RE_UCNTX_CMASK_DBR_PACING_ENABLED = 0 x08ULL,
BNXT_RE_UCNTX_CMASK_POW2_DISABLED = 0 x10ULL,
BNXT_RE_UCNTX_CMASK_MSN_TABLE_ENABLED = 0 x40,
};
enum bnxt_re_wqe_mode {
BNXT_QPLIB_WQE_MODE_STATIC = 0 x00,
BNXT_QPLIB_WQE_MODE_VARIABLE = 0 x01,
BNXT_QPLIB_WQE_MODE_INVALID = 0 x02,
};
enum {
BNXT_RE_COMP_MASK_REQ_UCNTX_POW2_SUPPORT = 0 x01,
BNXT_RE_COMP_MASK_REQ_UCNTX_VAR_WQE_SUPPORT = 0 x02,
};
struct bnxt_re_uctx_req {
__aligned_u64 comp_mask;
};
struct bnxt_re_uctx_resp {
__u32 dev_id;
__u32 max_qp;
__u32 pg_size;
__u32 cqe_sz;
__u32 max_cqd;
__u32 rsvd;
__aligned_u64 comp_mask;
__u32 chip_id0;
__u32 chip_id1;
__u32 mode;
__u32 rsvd1; /* padding */
};
/*
* This struct is placed after the ib_uverbs_alloc_pd_resp struct , which is
* not 8 byted aligned . To avoid undesired padding in various cases we have to
* set this struct to packed .
*/
struct bnxt_re_pd_resp {
__u32 pdid;
__u32 dpi;
__u64 dbr;
} __attribute__((packed, aligned(4 )));
struct bnxt_re_cq_req {
__aligned_u64 cq_va;
__aligned_u64 cq_handle;
};
enum bnxt_re_cq_mask {
BNXT_RE_CQ_TOGGLE_PAGE_SUPPORT = 0 x1,
};
struct bnxt_re_cq_resp {
__u32 cqid;
__u32 tail;
__u32 phase;
__u32 rsvd;
__aligned_u64 comp_mask;
};
struct bnxt_re_resize_cq_req {
__aligned_u64 cq_va;
};
enum bnxt_re_qp_mask {
BNXT_RE_QP_REQ_MASK_VAR_WQE_SQ_SLOTS = 0 x1,
};
struct bnxt_re_qp_req {
__aligned_u64 qpsva;
__aligned_u64 qprva;
__aligned_u64 qp_handle;
__aligned_u64 comp_mask;
__u32 sq_slots;
};
struct bnxt_re_qp_resp {
__u32 qpid;
__u32 rsvd;
};
struct bnxt_re_srq_req {
__aligned_u64 srqva;
__aligned_u64 srq_handle;
};
enum bnxt_re_srq_mask {
BNXT_RE_SRQ_TOGGLE_PAGE_SUPPORT = 0 x1,
};
struct bnxt_re_srq_resp {
__u32 srqid;
__u32 rsvd; /* padding */
__aligned_u64 comp_mask;
};
enum bnxt_re_shpg_offt {
BNXT_RE_BEG_RESV_OFFT = 0 x00,
BNXT_RE_AVID_OFFT = 0 x10,
BNXT_RE_AVID_SIZE = 0 x04,
BNXT_RE_END_RESV_OFFT = 0 xFF0
};
enum bnxt_re_objects {
BNXT_RE_OBJECT_ALLOC_PAGE = (1 U << UVERBS_ID_NS_SHIFT),
BNXT_RE_OBJECT_NOTIFY_DRV,
BNXT_RE_OBJECT_GET_TOGGLE_MEM,
};
enum bnxt_re_alloc_page_type {
BNXT_RE_ALLOC_WC_PAGE = 0 ,
BNXT_RE_ALLOC_DBR_BAR_PAGE,
BNXT_RE_ALLOC_DBR_PAGE,
};
enum bnxt_re_var_alloc_page_attrs {
BNXT_RE_ALLOC_PAGE_HANDLE = (1 U << UVERBS_ID_NS_SHIFT),
BNXT_RE_ALLOC_PAGE_TYPE,
BNXT_RE_ALLOC_PAGE_DPI,
BNXT_RE_ALLOC_PAGE_MMAP_OFFSET,
BNXT_RE_ALLOC_PAGE_MMAP_LENGTH,
};
enum bnxt_re_alloc_page_attrs {
BNXT_RE_DESTROY_PAGE_HANDLE = (1 U << UVERBS_ID_NS_SHIFT),
};
enum bnxt_re_alloc_page_methods {
BNXT_RE_METHOD_ALLOC_PAGE = (1 U << UVERBS_ID_NS_SHIFT),
BNXT_RE_METHOD_DESTROY_PAGE,
};
enum bnxt_re_notify_drv_methods {
BNXT_RE_METHOD_NOTIFY_DRV = (1 U << UVERBS_ID_NS_SHIFT),
};
/* Toggle mem */
enum bnxt_re_get_toggle_mem_type {
BNXT_RE_CQ_TOGGLE_MEM = 0 ,
BNXT_RE_SRQ_TOGGLE_MEM,
};
enum bnxt_re_var_toggle_mem_attrs {
BNXT_RE_TOGGLE_MEM_HANDLE = (1 U << UVERBS_ID_NS_SHIFT),
BNXT_RE_TOGGLE_MEM_TYPE,
BNXT_RE_TOGGLE_MEM_RES_ID,
BNXT_RE_TOGGLE_MEM_MMAP_PAGE,
BNXT_RE_TOGGLE_MEM_MMAP_OFFSET,
BNXT_RE_TOGGLE_MEM_MMAP_LENGTH,
};
enum bnxt_re_toggle_mem_attrs {
BNXT_RE_RELEASE_TOGGLE_MEM_HANDLE = (1 U << UVERBS_ID_NS_SHIFT),
};
enum bnxt_re_toggle_mem_methods {
BNXT_RE_METHOD_GET_TOGGLE_MEM = (1 U << UVERBS_ID_NS_SHIFT),
BNXT_RE_METHOD_RELEASE_TOGGLE_MEM,
};
#endif /* __BNXT_RE_UVERBS_ABI_H__*/
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