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/*
* Copyright © 2013 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
/* This file was derived from dri2_priv.h which carries the following
* copyright:
*
* Copyright © 2008 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Soft-
* ware"), to deal in the Software without restriction, including without
* limitation the rights to use, copy, modify, merge, publish, distribute,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, provided that the above copyright
* notice(s) and this permission notice appear in all copies of the Soft-
* ware and that both the above copyright notice(s) and this permission
* notice appear in supporting documentation.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
* ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
* RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
* THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
* QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
* MANCE OF THIS SOFTWARE.
*
* Except as contained in this notice, the name of a copyright holder shall
* not be used in advertising or otherwise to promote the sale, use or
* other dealings in this Software without prior written authorization of
* the copyright holder.
*
* Authors:
* Kristian Høgsberg (krh@redhat.com)
*/
#include <xcb/xcb.h>
#include <xcb/dri3.h>
#include <xcb/present.h>
#include <xcb/sync.h>
#include "loader_dri3_helper.h"
#include "GL/internal/mesa_interface.h"
struct dri3_display
{
__GLXDRIdisplay base;
const __DRIextension **loader_extensions;
int has_multibuffer;
};
struct dri3_screen {
struct glx_screen base;
__GLXDRIscreen vtable;
/* DRI screen is created for display GPU in case of prime gpu offloading.
* This screen is used to allocate linear_buffer from
* display GPU space in dri3_alloc_render_buffer() function.
* In case of not gpu offloading driScreenDisplayGPU will be assigned with
* driScreenRenderGPU.
* In case of prime gpu offloading if display and render driver names are different
* (potentially not compatible), driScreenDisplayGPU will be NULL but
* fd_display_gpu will still hold fd for display driver.
*/
__DRIscreen *driScreenDisplayGPU;
__DRIscreen *driScreenRenderGPU;
const __DRIimageExtension *image;
const __DRIimageDriverExtension *image_driver;
const __DRIcoreExtension *core;
const __DRImesaCoreExtension *mesa;
const __DRI2flushExtension *f;
const __DRI2configQueryExtension *config;
const __DRItexBufferExtension *texBuffer;
const __DRI2rendererQueryExtension *rendererQuery;
const __DRI2interopExtension *interop;
const __DRIconfig **driver_configs;
void *driver;
/* fd of the GPU used for rendering. */
int fd_render_gpu;
/* fd of the GPU used for display. If the same GPU is used for display
* and rendering, then fd_render_gpu == fd_display_gpu (no need to use
* os_same_file_description).
*/
int fd_display_gpu;
bool prefer_back_buffer_reuse;
struct loader_dri3_extensions loader_dri3_ext;
};
struct dri3_drawable {
__GLXDRIdrawable base;
struct loader_dri3_drawable loader_drawable;
/* LIBGL_SHOW_FPS support */
uint64_t previous_ust;
unsigned frames;
};
bool
dri3_check_multibuffer(Display * dpy, bool *err);
_X_HIDDEN int
dri3_query_renderer_integer(struct glx_screen *base, int attribute,
unsigned int *value);
_X_HIDDEN int
dri3_query_renderer_string(struct glx_screen *base, int attribute,
const char **value);
_X_HIDDEN int
dri3_interop_query_device_info(struct glx_context *ctx,
struct mesa_glinterop_device_info *out);
_X_HIDDEN int
dri3_interop_export_object(struct glx_context *ctx,
struct mesa_glinterop_export_in *in,
struct mesa_glinterop_export_out *out);
_X_HIDDEN int
dri3_interop_flush_objects(struct glx_context *ctx,
unsigned count, struct mesa_glinterop_export_in *objects,
GLsync *sync);
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