dri_screen.h revision 7ec681f3 
1/**************************************************************************
2 *
3 * Copyright 2009, VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27/*
28 * Author: Keith Whitwell <keithw@vmware.com>
29 * Author: Jakob Bornecrantz <wallbraker@gmail.com>
30 */
31
32#ifndef DRI_SCREEN_H
33#define DRI_SCREEN_H
34
35#include "dri_util.h"
36
37#include "pipe/p_compiler.h"
38#include "pipe/p_context.h"
39#include "pipe/p_state.h"
40#include "frontend/api.h"
41#include "frontend/opencl_interop.h"
42#include "os/os_thread.h"
43#include "postprocess/filters.h"
44
45struct dri_context;
46struct dri_drawable;
47struct pipe_loader_device;
48
49struct dri_screen
50{
51   /* st_api */
52   struct st_manager base;
53   struct st_api *st_api;
54
55   /* on old libGL's invalidate doesn't get called as it should */
56   boolean broken_invalidate;
57
58   /* dri */
59   __DRIscreen *sPriv;
60   boolean throttle;
61
62   struct st_config_options options;
63
64   /* Which postprocessing filters are enabled. */
65   unsigned pp_enabled[PP_FILTERS];
66
67   /* drm */
68   int fd;
69   boolean can_share_buffer;
70
71   struct pipe_loader_device *dev;
72
73   /* gallium */
74   boolean d_depth_bits_last;
75   boolean sd_depth_bits_last;
76   boolean auto_fake_front;
77   boolean has_reset_status_query;
78   enum pipe_texture_target target;
79
80   boolean swrast_no_present;
81
82   /* hooks filled in by dri2 & drisw */
83   __DRIimage * (*lookup_egl_image)(struct dri_screen *ctx, void *handle);
84   boolean (*validate_egl_image)(struct dri_screen *ctx, void *handle);
85   __DRIimage * (*lookup_egl_image_validated)(struct dri_screen *ctx, void *handle);
86
87   /* DRI exts that vary based on gallium pipe_screen caps. */
88   __DRIimageExtension image_extension;
89   __DRI2bufferDamageExtension buffer_damage_extension;
90
91   /* DRI exts on this screen. Populated at init time based on device caps. */
92   const __DRIextension *screen_extensions[14];
93
94   /* OpenCL interop */
95   mtx_t opencl_func_mutex;
96   opencl_dri_event_add_ref_t opencl_dri_event_add_ref;
97   opencl_dri_event_release_t opencl_dri_event_release;
98   opencl_dri_event_wait_t opencl_dri_event_wait;
99   opencl_dri_event_get_fence_t opencl_dri_event_get_fence;
100};
101
102/** cast wrapper */
103static inline struct dri_screen *
104dri_screen(__DRIscreen * sPriv)
105{
106   return (struct dri_screen *)sPriv->driverPrivate;
107}
108
109struct __DRIimageRec {
110   struct pipe_resource *texture;
111   unsigned level;
112   unsigned layer;
113   uint32_t dri_format;
114   uint32_t dri_fourcc;
115   uint32_t dri_components;
116   unsigned use;
117   unsigned plane;
118
119   void *loader_private;
120
121   boolean imported_dmabuf;
122   /**
123    * Provided by EGL_EXT_image_dma_buf_import.
124    */
125   enum __DRIYUVColorSpace yuv_color_space;
126   enum __DRISampleRange sample_range;
127   enum __DRIChromaSiting horizontal_siting;
128   enum __DRIChromaSiting vertical_siting;
129
130   /* DRI loader screen */
131   __DRIscreen *sPriv;
132};
133
134static inline boolean
135dri_with_format(__DRIscreen * sPriv)
136{
137   const __DRIdri2LoaderExtension *loader = sPriv->dri2.loader;
138
139   return loader
140       && (loader->base.version >= 3)
141       && (loader->getBuffersWithFormat != NULL);
142}
143
144void
145dri_fill_st_visual(struct st_visual *stvis,
146                   const struct dri_screen *screen,
147                   const struct gl_config *mode);
148
149void
150dri_init_options(struct dri_screen *screen);
151
152const __DRIconfig **
153dri_init_screen_helper(struct dri_screen *screen,
154                       struct pipe_screen *pscreen);
155
156void
157dri_destroy_screen_helper(struct dri_screen * screen);
158
159void
160dri_destroy_screen(__DRIscreen * sPriv);
161
162extern const struct __DriverAPIRec dri_kms_driver_api;
163
164extern const struct __DriverAPIRec galliumdrm_driver_api;
165extern const __DRIextension *galliumdrm_driver_extensions[];
166extern const struct __DriverAPIRec galliumsw_driver_api;
167extern const __DRIextension *galliumsw_driver_extensions[];
168extern const __DRIconfigOptionsExtension gallium_config_options;
169
170#endif
171
172/* vim: set sw=3 ts=8 sts=3 expandtab: */
173