genode/repos/os/include/gpu_session/client.h
Sebastian Sumpf a900594978 gpu_session: add import/export of buffers
Add 'export_buffer'/'import_buffer' calls in order to support buffer
sharing between GPU sessions.

Reduce CAP costs for Gpu::Connection from 256 to 32.

issue #4380
2022-02-15 10:10:01 +01:00

84 lines
2.4 KiB
C++

/*
* \brief Client-side Gpu session interface
* \author Josef Soentgen
* \date 2017-04-28
*/
/*
* Copyright (C) 2017-2021 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#ifndef _INCLUDE__GPU_SESSION__CLIENT_H_
#define _INCLUDE__GPU_SESSION__CLIENT_H_
/* Genode includes */
#include <base/rpc_client.h>
#include <gpu_session/capability.h>
namespace Gpu { class Session_client; }
class Gpu::Session_client : public Genode::Rpc_client<Session>
{
public:
/**
* Constructor
*
* \param session session capability
*/
Session_client(Session_capability session)
: Genode::Rpc_client<Session>(session) { }
/***********************
** Session interface **
***********************/
Genode::Dataspace_capability info_dataspace() const override {
return call<Rpc_info_dataspace>(); }
Gpu::Sequence_number exec_buffer(Buffer_id id,
Genode::size_t size) override {
return call<Rpc_exec_buffer>(id, size); }
bool complete(Sequence_number seqno) override {
return call<Rpc_complete>(seqno); }
void completion_sigh(Genode::Signal_context_capability sigh) override {
call<Rpc_completion_sigh>(sigh); }
Genode::Dataspace_capability alloc_buffer(Buffer_id id, Genode::size_t size) override {
return call<Rpc_alloc_buffer>(id, size); }
void free_buffer(Gpu::Buffer_id id) override {
call<Rpc_free_buffer>(id); }
Gpu::Buffer_capability export_buffer(Buffer_id id) override {
return call<Rpc_export_buffer>(id); }
void import_buffer(Buffer_capability cap, Buffer_id id) override {
call<Rpc_import_buffer>(cap, id); }
Genode::Dataspace_capability map_buffer(Buffer_id id,
bool aperture,
Mapping_attributes attrs) override {
return call<Rpc_map_buffer>(id, aperture, attrs); }
void unmap_buffer(Buffer_id id) override {
call<Rpc_unmap_buffer>(id); }
bool map_buffer_ppgtt(Buffer_id id, Gpu::addr_t va) override {
return call<Rpc_map_buffer_ppgtt>(id, va); }
void unmap_buffer_ppgtt(Buffer_id id, Gpu::addr_t va) override {
call<Rpc_unmap_buffer_ppgtt>(id, va); }
bool set_tiling(Buffer_id id, unsigned mode) override {
return call<Rpc_set_tiling>(id, mode); }
};
#endif /* _INCLUDE__GPU_SESSION__CLIENT_H_ */