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6bf9d8f6f0
The header files in RDMA subsystem are dual licensed and can be described by simple SPDX tag, so replace all of them at once together with making them use the same coding style for header guard defines. Link: https://lore.kernel.org/r/20200719072521.135260-1-leon@kernel.org Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
98 lines
4.7 KiB
C
98 lines
4.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
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/*
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* Copyright (c) 2018, Mellanox Technologies inc. All rights reserved.
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*/
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#ifndef _UVERBS_NAMED_IOCTL_
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#define _UVERBS_NAMED_IOCTL_
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#include <rdma/uverbs_ioctl.h>
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#ifndef UVERBS_MODULE_NAME
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#error "Please #define UVERBS_MODULE_NAME before including rdma/uverbs_named_ioctl.h"
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#endif
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#define _UVERBS_PASTE(x, y) x ## y
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#define _UVERBS_NAME(x, y) _UVERBS_PASTE(x, y)
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#define UVERBS_METHOD(id) _UVERBS_NAME(UVERBS_MODULE_NAME, _method_##id)
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#define UVERBS_HANDLER(id) _UVERBS_NAME(UVERBS_MODULE_NAME, _handler_##id)
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#define UVERBS_OBJECT(id) _UVERBS_NAME(UVERBS_MODULE_NAME, _object_##id)
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/* These are static so they do not need to be qualified */
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#define UVERBS_METHOD_ATTRS(method_id) _method_attrs_##method_id
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#define UVERBS_OBJECT_METHODS(object_id) _object_methods_##object_id
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#define DECLARE_UVERBS_NAMED_METHOD(_method_id, ...) \
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static const struct uverbs_attr_def *const UVERBS_METHOD_ATTRS( \
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_method_id)[] = { __VA_ARGS__ }; \
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static const struct uverbs_method_def UVERBS_METHOD(_method_id) = { \
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.id = _method_id, \
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.handler = UVERBS_HANDLER(_method_id), \
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.num_attrs = ARRAY_SIZE(UVERBS_METHOD_ATTRS(_method_id)), \
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.attrs = &UVERBS_METHOD_ATTRS(_method_id), \
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}
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/* Create a standard destroy method using the default handler. The handle_attr
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* argument must be the attribute specifying the handle to destroy, the
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* default handler does not support any other attributes.
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*/
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#define DECLARE_UVERBS_NAMED_METHOD_DESTROY(_method_id, _handle_attr) \
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static const struct uverbs_attr_def *const UVERBS_METHOD_ATTRS( \
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_method_id)[] = { _handle_attr }; \
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static const struct uverbs_method_def UVERBS_METHOD(_method_id) = { \
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.id = _method_id, \
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.handler = uverbs_destroy_def_handler, \
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.num_attrs = ARRAY_SIZE(UVERBS_METHOD_ATTRS(_method_id)), \
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.attrs = &UVERBS_METHOD_ATTRS(_method_id), \
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}
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#define DECLARE_UVERBS_NAMED_OBJECT(_object_id, _type_attrs, ...) \
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static const struct uverbs_method_def *const UVERBS_OBJECT_METHODS( \
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_object_id)[] = { __VA_ARGS__ }; \
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static const struct uverbs_object_def UVERBS_OBJECT(_object_id) = { \
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.id = _object_id, \
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.type_attrs = &_type_attrs, \
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.num_methods = ARRAY_SIZE(UVERBS_OBJECT_METHODS(_object_id)), \
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.methods = &UVERBS_OBJECT_METHODS(_object_id) \
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}
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/*
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* Declare global methods. These still have a unique object_id because we
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* identify all uapi methods with a (object,method) tuple. However, they have
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* no type pointer.
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*/
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#define DECLARE_UVERBS_GLOBAL_METHODS(_object_id, ...) \
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static const struct uverbs_method_def *const UVERBS_OBJECT_METHODS( \
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_object_id)[] = { __VA_ARGS__ }; \
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static const struct uverbs_object_def UVERBS_OBJECT(_object_id) = { \
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.id = _object_id, \
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.num_methods = ARRAY_SIZE(UVERBS_OBJECT_METHODS(_object_id)), \
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.methods = &UVERBS_OBJECT_METHODS(_object_id) \
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}
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/* Used by drivers to declare a complete parsing tree for new methods
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*/
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#define ADD_UVERBS_METHODS(_name, _object_id, ...) \
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static const struct uverbs_method_def *const UVERBS_OBJECT_METHODS( \
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_object_id)[] = { __VA_ARGS__ }; \
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static const struct uverbs_object_def _name = { \
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.id = _object_id, \
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.num_methods = ARRAY_SIZE(UVERBS_OBJECT_METHODS(_object_id)), \
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.methods = &UVERBS_OBJECT_METHODS(_object_id) \
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};
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/* Used by drivers to declare a complete parsing tree for a single method that
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* differs only in having additional driver specific attributes.
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*/
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#define ADD_UVERBS_ATTRIBUTES_SIMPLE(_name, _object_id, _method_id, ...) \
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static const struct uverbs_attr_def *const UVERBS_METHOD_ATTRS( \
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_method_id)[] = { __VA_ARGS__ }; \
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static const struct uverbs_method_def UVERBS_METHOD(_method_id) = { \
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.id = _method_id, \
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.num_attrs = ARRAY_SIZE(UVERBS_METHOD_ATTRS(_method_id)), \
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.attrs = &UVERBS_METHOD_ATTRS(_method_id), \
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}; \
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ADD_UVERBS_METHODS(_name, _object_id, &UVERBS_METHOD(_method_id))
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#endif
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