src/glx/dri3_priv.h

   1 /*
   2  * Copyright © 2013 Keith Packard
   3  *
   4  * Permission to use, copy, modify, distribute, and sell this software and its
   5  * documentation for any purpose is hereby granted without fee, provided that
   6  * the above copyright notice appear in all copies and that both that copyright
   7  * notice and this permission notice appear in supporting documentation, and
   8  * that the name of the copyright holders not be used in advertising or
   9  * publicity pertaining to distribution of the software without specific,
  10  * written prior permission.  The copyright holders make no representations
  11  * about the suitability of this software for any purpose.  It is provided "as
  12  * is" without express or implied warranty.
  13  *
  14  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  15  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  16  * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  18  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  19  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
  20  * OF THIS SOFTWARE.
  21  */
  22
  23 /* This file was derived from dri2_priv.h which carries the following
  24  * copyright:
  25  *
  26  * Copyright © 2008 Red Hat, Inc.
  27  *
  28  * Permission is hereby granted, free of charge, to any person obtaining a
  29  * copy of this software and associated documentation files (the "Soft-
  30  * ware"), to deal in the Software without restriction, including without
  31  * limitation the rights to use, copy, modify, merge, publish, distribute,
  32  * and/or sell copies of the Software, and to permit persons to whom the
  33  * Software is furnished to do so, provided that the above copyright
  34  * notice(s) and this permission notice appear in all copies of the Soft-
  35  * ware and that both the above copyright notice(s) and this permission
  36  * notice appear in supporting documentation.
  37  *
  38  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  39  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
  40  * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
  41  * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
  42  * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
  43  * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  44  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  45  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
  46  * MANCE OF THIS SOFTWARE.
  47  *
  48  * Except as contained in this notice, the name of a copyright holder shall
  49  * not be used in advertising or otherwise to promote the sale, use or
  50  * other dealings in this Software without prior written authorization of
  51  * the copyright holder.
  52  *
  53  * Authors:
  54  *   Kristian Høgsberg (krh@redhat.com)
  55  */
  56
  57 #include <xcb/xcb.h>
  58 #include <xcb/dri3.h>
  59 #include <xcb/present.h>
  60 #include <xcb/sync.h>
  61
  62 #include "loader_dri3_helper.h"
  63
  64 /* From xmlpool/options.h, user exposed so should be stable */
  65 #define DRI_CONF_VBLANK_NEVER 0
  66 #define DRI_CONF_VBLANK_DEF_INTERVAL_0 1
  67 #define DRI_CONF_VBLANK_DEF_INTERVAL_1 2
  68 #define DRI_CONF_VBLANK_ALWAYS_SYNC 3
  69
  70 struct dri3_display
  71 {
  72    __GLXDRIdisplay base;
  73
  74    const __DRIextension **loader_extensions;
  75
  76    /* DRI3 bits */
  77    int dri3Major;
  78    int dri3Minor;
  79
  80    /* Present bits */
  81    int hasPresent;
  82    int presentMajor;
  83    int presentMinor;
  84 };
  85
  86 struct dri3_screen {
  87    struct glx_screen base;
  88
  89    __DRIscreen *driScreen;
  90    __GLXDRIscreen vtable;
  91
  92    const __DRIimageExtension *image;
  93    const __DRIimageDriverExtension *image_driver;
  94    const __DRIcoreExtension *core;
  95    const __DRI2flushExtension *f;
  96    const __DRI2configQueryExtension *config;
  97    const __DRItexBufferExtension *texBuffer;
  98    const __DRI2rendererQueryExtension *rendererQuery;
  99    const __DRI2interopExtension *interop;
 100    const __DRIconfig **driver_configs;
 101
 102    void *driver;
 103    int fd;
 104    bool is_different_gpu;
 105
 106    int show_fps_interval;
 107
 108    struct loader_dri3_extensions loader_dri3_ext;
 109 };
 110
 111 struct dri3_context
 112 {
 113    struct glx_context base;
 114    __DRIcontext *driContext;
 115 };
 116
 117 struct dri3_drawable {
 118    __GLXDRIdrawable base;
 119    struct loader_dri3_drawable loader_drawable;
 120
 121    /* LIBGL_SHOW_FPS support */
 122    uint64_t previous_ust;
 123    unsigned frames;
 124 };
 125
 126
 127 _X_HIDDEN int
 128 dri3_query_renderer_integer(struct glx_screen *base, int attribute,
 129                             unsigned int *value);
 130
 131 _X_HIDDEN int
 132 dri3_query_renderer_string(struct glx_screen *base, int attribute,
 133                            const char **value);
 134
 135 _X_HIDDEN int
 136 dri3_interop_query_device_info(struct glx_context *ctx,
 137                                struct mesa_glinterop_device_info *out);
 138
 139 _X_HIDDEN int
 140 dri3_interop_export_object(struct glx_context *ctx,
 141                            struct mesa_glinterop_export_in *in,
 142                            struct mesa_glinterop_export_out *out);