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 "util/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 "util/u_thread.h"
43 #include "postprocess/filters.h"
44 #include "kopper_interface.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 pipe_frontend_screen base;
54
55 /* dri */
56 /* Current screen's number */
57 int myNum;
58
59 void *loaderPrivate;
60
61 int max_gl_core_version;
62 int max_gl_compat_version;
63 int max_gl_es1_version;
64 int max_gl_es2_version;
65
66 const __DRIextension **extensions;
67
68 const __DRIswrastLoaderExtension *swrast_loader;
69 const __DRIkopperLoaderExtension *kopper_loader;
70
71 struct {
72 /* Flag to indicate that this is a DRI2 screen. Many of the above
73 * fields will not be valid or initializaed in that case. */
74 const __DRIdri2LoaderExtension *loader;
75 const __DRIimageLookupExtension *image;
76 const __DRIuseInvalidateExtension *useInvalidate;
77 const __DRIbackgroundCallableExtension *backgroundCallable;
78 } dri2;
79
80 struct {
81 const __DRIimageLoaderExtension *loader;
82 } image;
83
84 struct {
85 const __DRImutableRenderBufferLoaderExtension *loader;
86 } mutableRenderBuffer;
87
88 driOptionCache optionInfo;
89 driOptionCache optionCache;
90
91 unsigned int api_mask;
92
93 bool throttle;
94
95 struct st_config_options options;
96
97 /* Which postprocessing filters are enabled. */
98 unsigned pp_enabled[PP_FILTERS];
99
100 /* drm */
101 int fd;
102 bool can_share_buffer;
103
104 struct pipe_loader_device *dev;
105
106 /* gallium */
107 bool auto_fake_front;
108 bool has_reset_status_query;
109 bool has_protected_context;
110 enum pipe_texture_target target;
111
112 bool swrast_no_present;
113
114 /* hooks filled in by dri2 & drisw */
115 __DRIimage * (*lookup_egl_image)(struct dri_screen *ctx, void *handle);
116 bool (*validate_egl_image)(struct dri_screen *ctx, void *handle);
117 __DRIimage * (*lookup_egl_image_validated)(struct dri_screen *ctx, void *handle);
118
119 /* DRI exts that vary based on gallium pipe_screen caps. */
120 __DRIimageExtension image_extension;
121 __DRI2bufferDamageExtension buffer_damage_extension;
122
123 /* DRI exts on this screen. Populated at init time based on device caps. */
124 const __DRIextension *screen_extensions[14];
125
126 /* OpenCL interop */
127 mtx_t opencl_func_mutex;
128 opencl_dri_event_add_ref_t opencl_dri_event_add_ref;
129 opencl_dri_event_release_t opencl_dri_event_release;
130 opencl_dri_event_wait_t opencl_dri_event_wait;
131 opencl_dri_event_get_fence_t opencl_dri_event_get_fence;
132
133 /* kopper */
134 struct pipe_screen *unwrapped_screen;
135 bool has_dmabuf;
136 bool has_modifiers;
137 bool is_sw;
138
139 struct dri_drawable *(*create_drawable)(struct dri_screen *screen,
140 const struct gl_config *glVis,
141 bool pixmapBuffer,
142 void *loaderPrivate);
143
144 __DRIbuffer *(*allocate_buffer)(struct dri_screen *screen,
145 unsigned int attachment,
146 unsigned int format,
147 int width, int height);
148
149 void (*release_buffer)(__DRIbuffer *buffer);
150 };
151
152 /** cast wrapper */
153 static inline struct dri_screen *
dri_screen(__DRIscreen * sPriv)154 dri_screen(__DRIscreen * sPriv)
155 {
156 return (struct dri_screen *)sPriv;
157 }
158
159 static inline __DRIscreen *
opaque_dri_screen(struct dri_screen * screen)160 opaque_dri_screen(struct dri_screen *screen)
161 {
162 return (__DRIscreen *)screen;
163 }
164
165 static inline const __DRIkopperLoaderExtension *
dri_screen_get_kopper(struct dri_screen * screen)166 dri_screen_get_kopper(struct dri_screen *screen)
167 {
168 return screen->kopper_loader;
169 }
170
171 struct __DRIimageRec {
172 struct pipe_resource *texture;
173 unsigned level;
174 unsigned layer;
175 uint32_t dri_format;
176 uint32_t dri_fourcc;
177 uint32_t dri_components;
178 /* Provided by eglCreateImageKHR if creating from a
179 * texture or a renderbuffer. 0 otherwise.
180 */
181 uint32_t internal_format;
182 unsigned use;
183 unsigned plane;
184
185 int in_fence_fd;
186
187 void *loader_private;
188
189 bool imported_dmabuf;
190 /**
191 * Provided by EGL_EXT_image_dma_buf_import.
192 */
193 enum __DRIYUVColorSpace yuv_color_space;
194 enum __DRISampleRange sample_range;
195 enum __DRIChromaSiting horizontal_siting;
196 enum __DRIChromaSiting vertical_siting;
197
198 struct dri_screen *screen;
199 };
200
201 static inline bool
dri_with_format(struct dri_screen * screen)202 dri_with_format(struct dri_screen *screen)
203 {
204 const __DRIdri2LoaderExtension *loader = screen->dri2.loader;
205
206 return loader
207 && (loader->base.version >= 3)
208 && (loader->getBuffersWithFormat != NULL);
209 }
210
211 void
212 dri_fill_st_visual(struct st_visual *stvis,
213 const struct dri_screen *screen,
214 const struct gl_config *mode);
215
216 void
217 dri_init_options(struct dri_screen *screen);
218
219 const __DRIconfig **
220 dri_init_screen(struct dri_screen *screen,
221 struct pipe_screen *pscreen);
222
223 void
224 dri_release_screen(struct dri_screen * screen);
225
226 void
227 dri_destroy_screen(struct dri_screen *screen);
228
229 extern const struct __DriverAPIRec dri_swrast_kms_driver_api;
230 extern const __DRIextension *dri_swrast_kms_driver_extensions[];
231 extern const struct __DriverAPIRec galliumdrm_driver_api;
232 extern const __DRIextension *galliumdrm_driver_extensions[];
233 extern const struct __DriverAPIRec galliumsw_driver_api;
234 extern const __DRIextension *galliumsw_driver_extensions[];
235 extern const struct __DriverAPIRec galliumvk_driver_api;
236 extern const __DRIextension *galliumvk_driver_extensions[];
237 extern const __DRIconfigOptionsExtension gallium_config_options;
238
239 #endif
240
241 /* vim: set sw=3 ts=8 sts=3 expandtab: */
242