[linux-2.6-block.git] / include / uapi / rdma / qedr-abi.h

/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
/* QLogic qedr NIC Driver
 * Copyright (c) 2015-2016  QLogic Corporation
 *
 * 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 __QEDR_USER_H__
#define __QEDR_USER_H__

#include <linux/types.h>

#define QEDR_ABI_VERSION		(8)

/* user kernel communication data structures. */

struct qedr_alloc_ucontext_resp {
	__aligned_u64 db_pa;
	__u32 db_size;

	__u32 max_send_wr;
	__u32 max_recv_wr;
	__u32 max_srq_wr;
	__u32 sges_per_send_wr;
	__u32 sges_per_recv_wr;
	__u32 sges_per_srq_wr;
	__u32 max_cqes;
	__u8 dpm_enabled;
	__u8 wids_enabled;
	__u16 wid_count;
	__u32 reserved;
};

struct qedr_alloc_pd_ureq {
	__aligned_u64 rsvd1;
};

struct qedr_alloc_pd_uresp {
	__u32 pd_id;
	__u32 reserved;
};

struct qedr_create_cq_ureq {
	__aligned_u64 addr;
	__aligned_u64 len;
};

struct qedr_create_cq_uresp {
	__u32 db_offset;
	__u16 icid;
	__u16 reserved;
};

struct qedr_create_qp_ureq {
	__u32 qp_handle_hi;
	__u32 qp_handle_lo;

	/* SQ */
	/* user space virtual address of SQ buffer */
	__aligned_u64 sq_addr;

	/* length of SQ buffer */
	__aligned_u64 sq_len;

	/* RQ */
	/* user space virtual address of RQ buffer */
	__aligned_u64 rq_addr;

	/* length of RQ buffer */
	__aligned_u64 rq_len;
};

struct qedr_create_qp_uresp {
	__u32 qp_id;
	__u32 atomic_supported;

	/* SQ */
	__u32 sq_db_offset;
	__u16 sq_icid;

	/* RQ */
	__u32 rq_db_offset;
	__u16 rq_icid;

	__u32 rq_db2_offset;
	__u32 reserved;
};

#endif /* __QEDR_USER_H__ */
Commit	Line	Data
d50e14ab	1	/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
ac1b36e5 RA	2	/* QLogic qedr NIC Driver
	3	* Copyright (c) 2015-2016 QLogic Corporation
	4	*
	5	* This software is available to you under a choice of one of two
	6	* licenses. You may choose to be licensed under the terms of the GNU
	7	* General Public License (GPL) Version 2, available from the file
	8	* COPYING in the main directory of this source tree, or the
	9	* OpenIB.org BSD license below:
	10	*
	11	* Redistribution and use in source and binary forms, with or
	12	* without modification, are permitted provided that the following
	13	* conditions are met:
	14	*
	15	* - Redistributions of source code must retain the above
	16	* copyright notice, this list of conditions and the following
	17	* disclaimer.
	18	*
	19	* - Redistributions in binary form must reproduce the above
	20	* copyright notice, this list of conditions and the following
	21	* disclaimer in the documentation and /or other materials
	22	* provided with the distribution.
	23	*
	24	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	25	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	26	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	27	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	28	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	29	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	30	* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	31	* SOFTWARE.
	32	*/
	33	#ifndef __QEDR_USER_H__
	34	#define __QEDR_USER_H__
	35
	36	#include <linux/types.h>
	37
	38	#define QEDR_ABI_VERSION (8)
	39
	40	/* user kernel communication data structures. */
	41
	42	struct qedr_alloc_ucontext_resp {
26b99066	43	__aligned_u64 db_pa;
ac1b36e5 RA	44	__u32 db_size;
	45
	46	__u32 max_send_wr;
	47	__u32 max_recv_wr;
	48	__u32 max_srq_wr;
	49	__u32 sges_per_send_wr;
	50	__u32 sges_per_recv_wr;
	51	__u32 sges_per_srq_wr;
	52	__u32 max_cqes;
ad84dad2	53	__u8 dpm_enabled;
67cbe353 AR	54	__u8 wids_enabled;
67cbe353 AR	55	__u16 wid_count;
71e80a47	56	__u32 reserved;
ac1b36e5	57	};
a7efd777 RA	58
a7efd777 RA	59	struct qedr_alloc_pd_ureq {
26b99066	60	__aligned_u64 rsvd1;
a7efd777 RA	61	};
	62
	63	struct qedr_alloc_pd_uresp {
	64	__u32 pd_id;
71e80a47	65	__u32 reserved;
a7efd777 RA	66	};
	67
	68	struct qedr_create_cq_ureq {
26b99066 JG	69	__aligned_u64 addr;
26b99066 JG	70	__aligned_u64 len;
a7efd777 RA	71	};
	72
	73	struct qedr_create_cq_uresp {
	74	__u32 db_offset;
	75	__u16 icid;
71e80a47	76	__u16 reserved;
a7efd777 RA	77	};
a7efd777 RA	78
cecbcddf RA	79	struct qedr_create_qp_ureq {
	80	__u32 qp_handle_hi;
	81	__u32 qp_handle_lo;
	82
	83	/* SQ */
	84	/* user space virtual address of SQ buffer */
26b99066	85	__aligned_u64 sq_addr;
cecbcddf RA	86
cecbcddf RA	87	/* length of SQ buffer */
26b99066	88	__aligned_u64 sq_len;
cecbcddf RA	89
	90	/* RQ */
	91	/* user space virtual address of RQ buffer */
26b99066	92	__aligned_u64 rq_addr;
cecbcddf RA	93
cecbcddf RA	94	/* length of RQ buffer */
26b99066	95	__aligned_u64 rq_len;
cecbcddf RA	96	};
	97
	98	struct qedr_create_qp_uresp {
	99	__u32 qp_id;
	100	__u32 atomic_supported;
	101
	102	/* SQ */
	103	__u32 sq_db_offset;
	104	__u16 sq_icid;
	105
	106	/* RQ */
	107	__u32 rq_db_offset;
	108	__u16 rq_icid;
	109
	110	__u32 rq_db2_offset;
71e80a47	111	__u32 reserved;
cecbcddf RA	112	};
cecbcddf RA	113
ac1b36e5	114	#endif /* __QEDR_USER_H__ */