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Release 4.16 include/rdma/uverbs_std_types.h

Directory: include/rdma
/*
 * Copyright (c) 2017, Mellanox Technologies 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 _UVERBS_STD_TYPES__

#define _UVERBS_STD_TYPES__

#include <rdma/uverbs_types.h>
#include <rdma/uverbs_ioctl.h>
#include <rdma/ib_user_ioctl_verbs.h>

#if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS)
extern const struct uverbs_object_def uverbs_object_comp_channel;
extern const struct uverbs_object_def uverbs_object_cq;
extern const struct uverbs_object_def uverbs_object_qp;
extern const struct uverbs_object_def uverbs_object_rwq_ind_table;
extern const struct uverbs_object_def uverbs_object_wq;
extern const struct uverbs_object_def uverbs_object_srq;
extern const struct uverbs_object_def uverbs_object_ah;
extern const struct uverbs_object_def uverbs_object_flow;
extern const struct uverbs_object_def uverbs_object_mr;
extern const struct uverbs_object_def uverbs_object_mw;
extern const struct uverbs_object_def uverbs_object_pd;
extern const struct uverbs_object_def uverbs_object_xrcd;
extern const struct uverbs_object_def uverbs_object_device;

extern const struct uverbs_object_tree_def uverbs_default_objects;

static inline const struct uverbs_object_tree_def *uverbs_default_get_objects(void) { return &uverbs_default_objects; }

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#else
static inline const struct uverbs_object_tree_def *uverbs_default_get_objects(void) { return NULL; }

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#endif
static inline struct ib_uobject *__uobj_get(const struct uverbs_obj_type *type, bool write, struct ib_ucontext *ucontext, int id) { return rdma_lookup_get_uobject(type, ucontext, id, write); }

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#define uobj_get_type(_object) uverbs_object_##_object.type_attrs #define uobj_get_read(_type, _id, _ucontext) \ __uobj_get(_type, false, _ucontext, _id) #define uobj_get_obj_read(_object, _id, _ucontext) \ ({ \ struct ib_uobject *__uobj = \ __uobj_get(uverbs_object_##_object.type_attrs, \ false, _ucontext, _id); \ \ (struct ib_##_object *)(IS_ERR(__uobj) ? NULL : __uobj->object);\ }) #define uobj_get_write(_type, _id, _ucontext) \ __uobj_get(_type, true, _ucontext, _id)
static inline void uobj_put_read(struct ib_uobject *uobj) { rdma_lookup_put_uobject(uobj, false); }

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#define uobj_put_obj_read(_obj) \ uobj_put_read((_obj)->uobject)
static inline void uobj_put_write(struct ib_uobject *uobj) { rdma_lookup_put_uobject(uobj, true); }

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static inline int __must_check uobj_remove_commit(struct ib_uobject *uobj) { return rdma_remove_commit_uobject(uobj); }

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static inline void uobj_alloc_commit(struct ib_uobject *uobj) { rdma_alloc_commit_uobject(uobj); }

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static inline void uobj_alloc_abort(struct ib_uobject *uobj) { rdma_alloc_abort_uobject(uobj); }

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static inline struct ib_uobject *__uobj_alloc(const struct uverbs_obj_type *type, struct ib_ucontext *ucontext) { return rdma_alloc_begin_uobject(type, ucontext); }

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#define uobj_alloc(_type, ucontext) \ __uobj_alloc(_type, ucontext) #endif

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Directory: include/rdma
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