| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SRC_DEVICES_SYSMEM_DRIVERS_SYSMEM_ALLOCATOR_H_ |
| #define SRC_DEVICES_SYSMEM_DRIVERS_SYSMEM_ALLOCATOR_H_ |
| |
| #include <fuchsia/sysmem/llcpp/fidl.h> |
| #include <lib/zx/channel.h> |
| |
| #include "device.h" |
| #include "logging.h" |
| #include "logical_buffer_collection.h" |
| |
| namespace sysmem_driver { |
| |
| // An instance of this class serves an Allocator connection. The lifetime of |
| // the instance is 1:1 with the Allocator channel. |
| // |
| // Because Allocator is essentially self-contained and handling the server end |
| // of a channel, most of Allocator is private. |
| class Allocator : public llcpp::fuchsia::sysmem::Allocator::RawChannelInterface, |
| public LoggingMixin { |
| public: |
| // Public for std::unique_ptr<Allocator>: |
| ~Allocator(); |
| |
| static void CreateChannelOwned(zx::channel request, Device* device); |
| |
| private: |
| Allocator(Device* parent_device); |
| |
| void AllocateNonSharedCollection(zx::channel buffer_collection_request, |
| AllocateNonSharedCollectionCompleter::Sync& completer) override; |
| void AllocateSharedCollection(zx::channel token_request, |
| AllocateSharedCollectionCompleter::Sync& completer) override; |
| void BindSharedCollection(zx::channel token, zx::channel buffer_collection, |
| BindSharedCollectionCompleter::Sync& completer) override; |
| void ValidateBufferCollectionToken( |
| zx_koid_t token_server_koid, |
| ValidateBufferCollectionTokenCompleter::Sync& completer) override; |
| void SetDebugClientInfo(fidl::StringView name, uint64_t id, |
| SetDebugClientInfoCompleter::Sync& completer) override; |
| |
| Device* parent_device_ = nullptr; |
| |
| std::optional<LogicalBufferCollection::ClientInfo> client_info_; |
| }; |
| |
| } // namespace sysmem_driver |
| |
| #endif // SRC_DEVICES_SYSMEM_DRIVERS_SYSMEM_ALLOCATOR_H_ |