/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
/*
* Copyright ( c ) 2009 - 2010 Chelsio , Inc . 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 CXGB4_ABI_USER_H
#define CXGB4_ABI_USER_H
#include <linux/types.h>
#define C4IW_UVERBS_ABI_VERSION 3
/*
* 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 _ _ aligned_u64
* instead .
*/
enum {
C4IW_64B_CQE = (1 << 0 )
};
struct c4iw_create_cq {
__u32 flags;
__u32 reserved;
};
struct c4iw_create_cq_resp {
__aligned_u64 key;
__aligned_u64 gts_key;
__aligned_u64 memsize;
__u32 cqid;
__u32 size;
__u32 qid_mask;
__u32 flags;
};
enum {
C4IW_QPF_ONCHIP = (1 << 0 ),
C4IW_QPF_WRITE_W_IMM = (1 << 1 )
};
struct c4iw_create_qp_resp {
__aligned_u64 ma_sync_key;
__aligned_u64 sq_key;
__aligned_u64 rq_key;
__aligned_u64 sq_db_gts_key;
__aligned_u64 rq_db_gts_key;
__aligned_u64 sq_memsize;
__aligned_u64 rq_memsize;
__u32 sqid;
__u32 rqid;
__u32 sq_size;
__u32 rq_size;
__u32 qid_mask;
__u32 flags;
};
struct c4iw_create_srq_resp {
__aligned_u64 srq_key;
__aligned_u64 srq_db_gts_key;
__aligned_u64 srq_memsize;
__u32 srqid;
__u32 srq_size;
__u32 rqt_abs_idx;
__u32 qid_mask;
__u32 flags;
__u32 reserved; /* explicit padding */
};
enum {
/* HW supports SRQ_LIMIT_REACHED event */
T4_SRQ_LIMIT_SUPPORT = 1 << 0 ,
};
struct c4iw_alloc_ucontext_resp {
__aligned_u64 status_page_key;
__u32 status_page_size;
__u32 reserved; /* explicit padding (optional for i386) */
};
struct c4iw_alloc_pd_resp {
__u32 pdid;
};
#endif /* CXGB4_ABI_USER_H */
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