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 #include "xmlconfig.h"
37
38 #include "pipe/p_compiler.h"
39 #include "pipe/p_context.h"
40 #include "pipe/p_state.h"
41 #include "state_tracker/st_api.h"
42 #include "state_tracker/opencl_interop.h"
43 #include "os/os_thread.h"
44 #include "postprocess/filters.h"
45
46 struct dri_context;
47 struct dri_drawable;
48 struct pipe_loader_device;
49
50 struct dri_screen
51 {
52 /* st_api */
53 struct st_manager base;
54 struct st_api *st_api;
55
56 /* on old libGL's invalidate doesn't get called as it should */
57 boolean broken_invalidate;
58
59 /* dri */
60 __DRIscreen *sPriv;
61 boolean throttling_enabled;
62 int default_throttle_frames;
63
64 /** Configuration cache with default values for all contexts */
65 driOptionCache optionCacheDefaults;
66
67 /** The screen's effective configuration options */
68 driOptionCache optionCache;
69
70 struct st_config_options options;
71
72 /* Which postprocessing filters are enabled. */
73 unsigned pp_enabled[PP_FILTERS];
74
75 /* drm */
76 int fd;
77 boolean can_share_buffer;
78
79 struct pipe_loader_device *dev;
80
81 /* gallium */
82 boolean d_depth_bits_last;
83 boolean sd_depth_bits_last;
84 boolean auto_fake_front;
85 boolean has_reset_status_query;
86 enum pipe_texture_target target;
87
88 /* hooks filled in by dri2 & drisw */
89 __DRIimage * (*lookup_egl_image)(struct dri_screen *ctx, void *handle);
90
91 /* OpenCL interop */
92 pipe_mutex opencl_func_mutex;
93 opencl_dri_event_add_ref_t opencl_dri_event_add_ref;
94 opencl_dri_event_release_t opencl_dri_event_release;
95 opencl_dri_event_wait_t opencl_dri_event_wait;
96 opencl_dri_event_get_fence_t opencl_dri_event_get_fence;
97 };
98
99 /** cast wrapper */
100 static inline struct dri_screen *
dri_screen(__DRIscreen * sPriv)101 dri_screen(__DRIscreen * sPriv)
102 {
103 return (struct dri_screen *)sPriv->driverPrivate;
104 }
105
106 struct __DRIimageRec {
107 struct pipe_resource *texture;
108 unsigned level;
109 unsigned layer;
110 uint32_t dri_format;
111 uint32_t dri_components;
112 unsigned use;
113
114 void *loader_private;
115
116 /**
117 * Provided by EGL_EXT_image_dma_buf_import.
118 */
119 enum __DRIYUVColorSpace yuv_color_space;
120 enum __DRISampleRange sample_range;
121 enum __DRIChromaSiting horizontal_siting;
122 enum __DRIChromaSiting vertical_siting;
123
124 };
125
126 static inline boolean
dri_with_format(__DRIscreen * sPriv)127 dri_with_format(__DRIscreen * sPriv)
128 {
129 const __DRIdri2LoaderExtension *loader = sPriv->dri2.loader;
130
131 return loader
132 && (loader->base.version >= 3)
133 && (loader->getBuffersWithFormat != NULL);
134 }
135
136 void
137 dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen,
138 const struct gl_config *mode);
139
140 const __DRIconfig **
141 dri_init_screen_helper(struct dri_screen *screen,
142 struct pipe_screen *pscreen,
143 const char* driver_name);
144
145 void
146 dri_destroy_screen_helper(struct dri_screen * screen);
147
148 void
149 dri_destroy_screen(__DRIscreen * sPriv);
150
151 extern const struct __DriverAPIRec dri_kms_driver_api;
152
153 extern const struct __DriverAPIRec galliumdrm_driver_api;
154 extern const __DRIextension *galliumdrm_driver_extensions[];
155 extern const struct __DriverAPIRec galliumsw_driver_api;
156 extern const __DRIextension *galliumsw_driver_extensions[];
157 extern const __DRIconfigOptionsExtension gallium_config_options;
158
159 #endif
160
161 /* vim: set sw=3 ts=8 sts=3 expandtab: */
162