2 * Copyright © 2010 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
28 #define WL_HIDE_DEPRECATED
43 #include <drm_fourcc.h>
46 #include <GL/internal/dri_interface.h>
47 #include <sys/types.h>
50 #ifdef HAVE_WAYLAND_PLATFORM
51 #include "wayland-drm.h"
52 #include "wayland-drm-client-protocol.h"
56 #include "util/u_atomic.h"
58 /* The kernel header drm_fourcc.h defines the DRM formats below. We duplicate
59 * some of the definitions here so that building Mesa won't bleeding-edge
63 #define DRM_FORMAT_R8 fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
66 #ifndef DRM_FORMAT_RG88
67 #define DRM_FORMAT_RG88 fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
70 #ifndef DRM_FORMAT_GR88
71 #define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
74 const __DRIuseInvalidateExtension use_invalidate
= {
75 .base
= { __DRI_USE_INVALIDATE
, 1 }
78 EGLint dri2_to_egl_attribute_map
[] = {
80 EGL_BUFFER_SIZE
, /* __DRI_ATTRIB_BUFFER_SIZE */
81 EGL_LEVEL
, /* __DRI_ATTRIB_LEVEL */
82 EGL_RED_SIZE
, /* __DRI_ATTRIB_RED_SIZE */
83 EGL_GREEN_SIZE
, /* __DRI_ATTRIB_GREEN_SIZE */
84 EGL_BLUE_SIZE
, /* __DRI_ATTRIB_BLUE_SIZE */
85 EGL_LUMINANCE_SIZE
, /* __DRI_ATTRIB_LUMINANCE_SIZE */
86 EGL_ALPHA_SIZE
, /* __DRI_ATTRIB_ALPHA_SIZE */
87 0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
88 EGL_DEPTH_SIZE
, /* __DRI_ATTRIB_DEPTH_SIZE */
89 EGL_STENCIL_SIZE
, /* __DRI_ATTRIB_STENCIL_SIZE */
90 0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */
91 0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
92 0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
93 0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
94 EGL_SAMPLE_BUFFERS
, /* __DRI_ATTRIB_SAMPLE_BUFFERS */
95 EGL_SAMPLES
, /* __DRI_ATTRIB_SAMPLES */
96 0, /* __DRI_ATTRIB_RENDER_TYPE, */
97 0, /* __DRI_ATTRIB_CONFIG_CAVEAT */
98 0, /* __DRI_ATTRIB_CONFORMANT */
99 0, /* __DRI_ATTRIB_DOUBLE_BUFFER */
100 0, /* __DRI_ATTRIB_STEREO */
101 0, /* __DRI_ATTRIB_AUX_BUFFERS */
102 0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */
103 0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
104 0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
105 0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
106 0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
107 0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
108 0, /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
109 0, /* __DRI_ATTRIB_RED_MASK */
110 0, /* __DRI_ATTRIB_GREEN_MASK */
111 0, /* __DRI_ATTRIB_BLUE_MASK */
112 0, /* __DRI_ATTRIB_ALPHA_MASK */
113 EGL_MAX_PBUFFER_WIDTH
, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
114 EGL_MAX_PBUFFER_HEIGHT
, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
115 EGL_MAX_PBUFFER_PIXELS
, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
116 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
117 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
118 0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
119 0, /* __DRI_ATTRIB_SWAP_METHOD */
120 EGL_MAX_SWAP_INTERVAL
, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
121 EGL_MIN_SWAP_INTERVAL
, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
122 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
123 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
124 0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
125 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
126 EGL_Y_INVERTED_NOK
, /* __DRI_ATTRIB_YINVERTED */
127 0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
131 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
134 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
136 return surface_type
== EGL_WINDOW_BIT
? conf
->dri_double_config
[srgb
] :
137 conf
->dri_single_config
[srgb
];
141 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
143 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
146 if (!_eglMatchConfig(conf
, criteria
))
152 struct dri2_egl_config
*
153 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
154 EGLint surface_type
, const EGLint
*attr_list
,
155 const unsigned int *rgba_masks
)
157 struct dri2_egl_config
*conf
;
158 struct dri2_egl_display
*dri2_dpy
;
160 unsigned int attrib
, value
, double_buffer
;
162 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
163 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
164 _EGLConfig
*matching_config
;
165 EGLint num_configs
= 0;
169 dri2_dpy
= disp
->DriverData
;
170 _eglInitConfig(&base
, disp
, id
);
174 bind_to_texture_rgb
= 0;
175 bind_to_texture_rgba
= 0;
177 while (dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
++, &attrib
, &value
)) {
179 case __DRI_ATTRIB_RENDER_TYPE
:
180 if (value
& __DRI_ATTRIB_RGBA_BIT
)
181 value
= EGL_RGB_BUFFER
;
182 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
183 value
= EGL_LUMINANCE_BUFFER
;
186 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
189 case __DRI_ATTRIB_CONFIG_CAVEAT
:
190 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
191 value
= EGL_NON_CONFORMANT_CONFIG
;
192 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
193 value
= EGL_SLOW_CONFIG
;
196 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
199 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
200 bind_to_texture_rgb
= value
;
203 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
204 bind_to_texture_rgba
= value
;
207 case __DRI_ATTRIB_DOUBLE_BUFFER
:
208 double_buffer
= value
;
211 case __DRI_ATTRIB_RED_MASK
:
212 dri_masks
[0] = value
;
215 case __DRI_ATTRIB_GREEN_MASK
:
216 dri_masks
[1] = value
;
219 case __DRI_ATTRIB_BLUE_MASK
:
220 dri_masks
[2] = value
;
223 case __DRI_ATTRIB_ALPHA_MASK
:
224 dri_masks
[3] = value
;
227 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
228 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
229 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
230 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
231 /* Don't expose visuals with the accumulation buffer. */
236 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
241 key
= dri2_to_egl_attribute_map
[attrib
];
243 _eglSetConfigKey(&base
, key
, value
);
249 for (i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
250 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
252 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
255 base
.NativeRenderable
= EGL_TRUE
;
257 base
.SurfaceType
= surface_type
;
258 if (surface_type
& (EGL_PBUFFER_BIT
|
259 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
260 base
.BindToTextureRGB
= bind_to_texture_rgb
;
261 if (base
.AlphaSize
> 0)
262 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
265 base
.RenderableType
= disp
->ClientAPIs
;
266 base
.Conformant
= disp
->ClientAPIs
;
268 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
269 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
271 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
272 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
276 config_id
= base
.ConfigID
;
277 base
.ConfigID
= EGL_DONT_CARE
;
278 base
.SurfaceType
= EGL_DONT_CARE
;
279 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
280 (_EGLArrayForEach
) dri2_match_config
, &base
);
282 if (num_configs
== 1) {
283 conf
= (struct dri2_egl_config
*) matching_config
;
285 if (double_buffer
&& !conf
->dri_double_config
[srgb
])
286 conf
->dri_double_config
[srgb
] = dri_config
;
287 else if (!double_buffer
&& !conf
->dri_single_config
[srgb
])
288 conf
->dri_single_config
[srgb
] = dri_config
;
290 /* a similar config type is already added (unlikely) => discard */
293 else if (num_configs
== 0) {
294 conf
= calloc(1, sizeof *conf
);
299 conf
->dri_double_config
[srgb
] = dri_config
;
301 conf
->dri_single_config
[srgb
] = dri_config
;
303 memcpy(&conf
->base
, &base
, sizeof base
);
304 conf
->base
.SurfaceType
= 0;
305 conf
->base
.ConfigID
= config_id
;
307 _eglLinkConfig(&conf
->base
);
315 surface_type
&= ~EGL_PIXMAP_BIT
;
318 conf
->base
.SurfaceType
|= surface_type
;
324 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
326 _EGLDisplay
*disp
= data
;
327 struct dri2_egl_image
*dri2_img
;
332 img
= _eglLookupImage(image
, disp
);
334 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
338 dri2_img
= dri2_egl_image(image
);
340 return dri2_img
->dri_image
;
343 const __DRIimageLookupExtension image_lookup_extension
= {
344 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
346 .lookupEGLImage
= dri2_lookup_egl_image
349 struct dri2_extension_match
{
355 static struct dri2_extension_match dri2_driver_extensions
[] = {
356 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
357 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
361 static struct dri2_extension_match dri2_core_extensions
[] = {
362 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
363 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
364 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
368 static struct dri2_extension_match swrast_driver_extensions
[] = {
369 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
370 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
374 static struct dri2_extension_match swrast_core_extensions
[] = {
375 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
380 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
381 struct dri2_extension_match
*matches
,
382 const __DRIextension
**extensions
)
384 int i
, j
, ret
= EGL_TRUE
;
387 for (i
= 0; extensions
[i
]; i
++) {
388 _eglLog(_EGL_DEBUG
, "DRI2: found extension `%s'", extensions
[i
]->name
);
389 for (j
= 0; matches
[j
].name
; j
++) {
390 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
391 extensions
[i
]->version
>= matches
[j
].version
) {
392 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
393 *(const __DRIextension
**) field
= extensions
[i
];
394 _eglLog(_EGL_INFO
, "DRI2: found extension %s version %d",
395 extensions
[i
]->name
, extensions
[i
]->version
);
400 for (j
= 0; matches
[j
].name
; j
++) {
401 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
402 if (*(const __DRIextension
**) field
== NULL
) {
403 _eglLog(_EGL_WARNING
, "DRI2: did not find extension %s version %d",
404 matches
[j
].name
, matches
[j
].version
);
412 static const __DRIextension
**
413 dri2_open_driver(_EGLDisplay
*disp
)
415 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
416 const __DRIextension
**extensions
= NULL
;
417 char path
[PATH_MAX
], *search_paths
, *p
, *next
, *end
;
418 char *get_extensions_name
;
419 const __DRIextension
**(*get_extensions
)(void);
422 if (geteuid() == getuid()) {
423 /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
424 search_paths
= getenv("LIBGL_DRIVERS_PATH");
426 if (search_paths
== NULL
)
427 search_paths
= DEFAULT_DRIVER_DIR
;
429 dri2_dpy
->driver
= NULL
;
430 end
= search_paths
+ strlen(search_paths
);
431 for (p
= search_paths
; p
< end
; p
= next
+ 1) {
433 next
= strchr(p
, ':');
439 snprintf(path
, sizeof path
,
440 "%.*s/tls/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
441 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
443 if (dri2_dpy
->driver
== NULL
) {
444 snprintf(path
, sizeof path
,
445 "%.*s/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
446 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
447 if (dri2_dpy
->driver
== NULL
)
448 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
450 /* not need continue to loop all paths once the driver is found */
451 if (dri2_dpy
->driver
!= NULL
)
455 snprintf(path
, sizeof path
, "%.*s/gallium_dri.so", len
, p
);
456 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
457 if (dri2_dpy
->driver
== NULL
)
458 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
464 if (dri2_dpy
->driver
== NULL
) {
465 _eglLog(_EGL_WARNING
,
466 "DRI2: failed to open %s (search paths %s)",
467 dri2_dpy
->driver_name
, search_paths
);
471 _eglLog(_EGL_DEBUG
, "DRI2: dlopen(%s)", path
);
473 if (asprintf(&get_extensions_name
, "%s_%s",
474 __DRI_DRIVER_GET_EXTENSIONS
, dri2_dpy
->driver_name
) != -1) {
475 get_extensions
= dlsym(dri2_dpy
->driver
, get_extensions_name
);
476 if (get_extensions
) {
477 extensions
= get_extensions();
479 _eglLog(_EGL_DEBUG
, "driver does not expose %s(): %s\n",
480 get_extensions_name
, dlerror());
482 free(get_extensions_name
);
486 extensions
= dlsym(dri2_dpy
->driver
, __DRI_DRIVER_EXTENSIONS
);
487 if (extensions
== NULL
) {
488 _eglLog(_EGL_WARNING
,
489 "DRI2: driver exports no extensions (%s)", dlerror());
490 dlclose(dri2_dpy
->driver
);
497 dri2_load_driver(_EGLDisplay
*disp
)
499 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
500 const __DRIextension
**extensions
;
502 extensions
= dri2_open_driver(disp
);
506 if (!dri2_bind_extensions(dri2_dpy
, dri2_driver_extensions
, extensions
)) {
507 dlclose(dri2_dpy
->driver
);
510 dri2_dpy
->driver_extensions
= extensions
;
516 dri2_load_driver_swrast(_EGLDisplay
*disp
)
518 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
519 const __DRIextension
**extensions
;
521 extensions
= dri2_open_driver(disp
);
525 if (!dri2_bind_extensions(dri2_dpy
, swrast_driver_extensions
, extensions
)) {
526 dlclose(dri2_dpy
->driver
);
529 dri2_dpy
->driver_extensions
= extensions
;
535 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
537 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
538 unsigned int value
= 0;
540 if (!rendererQuery
||
541 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
548 dri2_setup_screen(_EGLDisplay
*disp
)
550 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
551 unsigned int api_mask
;
553 if (dri2_dpy
->dri2
) {
554 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
556 assert(dri2_dpy
->swrast
);
557 api_mask
= 1 << __DRI_API_OPENGL
|
558 1 << __DRI_API_GLES
|
559 1 << __DRI_API_GLES2
|
560 1 << __DRI_API_GLES3
;
563 disp
->ClientAPIs
= 0;
564 if (api_mask
& (1 <<__DRI_API_OPENGL
))
565 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
566 if (api_mask
& (1 <<__DRI_API_GLES
))
567 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
568 if (api_mask
& (1 << __DRI_API_GLES2
))
569 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
570 if (api_mask
& (1 << __DRI_API_GLES3
))
571 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
573 assert(dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
574 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
575 disp
->Extensions
.MESA_configless_context
= EGL_TRUE
;
577 if (dri2_renderer_query_integer(dri2_dpy
,
578 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
579 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
581 if ((dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
582 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
583 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
585 if (dri2_dpy
->robustness
)
586 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
589 if (dri2_dpy
->fence
) {
590 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
591 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
592 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
593 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
596 if (dri2_dpy
->image
) {
597 if (dri2_dpy
->image
->base
.version
>= 10 &&
598 dri2_dpy
->image
->getCapabilities
!= NULL
) {
601 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
602 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
604 if (dri2_dpy
->image
->base
.version
>= 11)
605 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
607 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
608 if (dri2_dpy
->image
->base
.version
>= 11)
609 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
612 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
613 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
614 if (dri2_dpy
->image
->base
.version
>= 5 &&
615 dri2_dpy
->image
->createImageFromTexture
) {
616 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
617 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
619 if (dri2_renderer_query_integer(dri2_dpy
,
620 __DRI2_RENDERER_HAS_TEXTURE_3D
))
621 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
623 if (dri2_dpy
->image
->base
.version
>= 8 &&
624 dri2_dpy
->image
->createImageFromDmaBufs
) {
625 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
631 /* All platforms but DRM call this function to create the screen, query the
632 * dri extensions, setup the vtables and populate the driver_configs.
633 * DRM inherits all that information from its display - GBM.
636 dri2_create_screen(_EGLDisplay
*disp
)
638 const __DRIextension
**extensions
;
639 struct dri2_egl_display
*dri2_dpy
;
642 dri2_dpy
= disp
->DriverData
;
644 if (dri2_dpy
->dri2
) {
645 if (dri2_dpy
->dri2
->base
.version
>= 4) {
646 dri2_dpy
->dri_screen
=
647 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
648 dri2_dpy
->extensions
,
649 dri2_dpy
->driver_extensions
,
650 &dri2_dpy
->driver_configs
, disp
);
652 dri2_dpy
->dri_screen
=
653 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
654 dri2_dpy
->extensions
,
655 &dri2_dpy
->driver_configs
, disp
);
658 assert(dri2_dpy
->swrast
);
659 if (dri2_dpy
->swrast
->base
.version
>= 4) {
660 dri2_dpy
->dri_screen
=
661 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->extensions
,
662 dri2_dpy
->driver_extensions
,
663 &dri2_dpy
->driver_configs
, disp
);
665 dri2_dpy
->dri_screen
=
666 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->extensions
,
667 &dri2_dpy
->driver_configs
, disp
);
671 if (dri2_dpy
->dri_screen
== NULL
) {
672 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
676 dri2_dpy
->own_dri_screen
= 1;
678 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
680 if (dri2_dpy
->dri2
) {
681 if (!dri2_bind_extensions(dri2_dpy
, dri2_core_extensions
, extensions
))
682 goto cleanup_dri_screen
;
684 assert(dri2_dpy
->swrast
);
685 if (!dri2_bind_extensions(dri2_dpy
, swrast_core_extensions
, extensions
))
686 goto cleanup_dri_screen
;
689 for (i
= 0; extensions
[i
]; i
++) {
690 if (strcmp(extensions
[i
]->name
, __DRI2_ROBUSTNESS
) == 0) {
691 dri2_dpy
->robustness
= (__DRIrobustnessExtension
*) extensions
[i
];
693 if (strcmp(extensions
[i
]->name
, __DRI2_CONFIG_QUERY
) == 0) {
694 dri2_dpy
->config
= (__DRI2configQueryExtension
*) extensions
[i
];
696 if (strcmp(extensions
[i
]->name
, __DRI2_FENCE
) == 0) {
697 dri2_dpy
->fence
= (__DRI2fenceExtension
*) extensions
[i
];
699 if (strcmp(extensions
[i
]->name
, __DRI2_RENDERER_QUERY
) == 0) {
700 dri2_dpy
->rendererQuery
= (__DRI2rendererQueryExtension
*) extensions
[i
];
704 dri2_setup_screen(disp
);
709 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
715 * Called via eglInitialize(), GLX_drv->API.Initialize().
718 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
720 /* not until swrast_dri is supported */
721 if (disp
->Options
.UseFallback
)
724 switch (disp
->Platform
) {
725 #ifdef HAVE_SURFACELESS_PLATFORM
726 case _EGL_PLATFORM_SURFACELESS
:
727 if (disp
->Options
.TestOnly
)
729 return dri2_initialize_surfaceless(drv
, disp
);
732 #ifdef HAVE_X11_PLATFORM
733 case _EGL_PLATFORM_X11
:
734 if (disp
->Options
.TestOnly
)
736 return dri2_initialize_x11(drv
, disp
);
739 #ifdef HAVE_DRM_PLATFORM
740 case _EGL_PLATFORM_DRM
:
741 if (disp
->Options
.TestOnly
)
743 return dri2_initialize_drm(drv
, disp
);
745 #ifdef HAVE_WAYLAND_PLATFORM
746 case _EGL_PLATFORM_WAYLAND
:
747 if (disp
->Options
.TestOnly
)
749 return dri2_initialize_wayland(drv
, disp
);
751 #ifdef HAVE_ANDROID_PLATFORM
752 case _EGL_PLATFORM_ANDROID
:
753 if (disp
->Options
.TestOnly
)
755 return dri2_initialize_android(drv
, disp
);
759 _eglLog(_EGL_WARNING
, "No EGL platform enabled.");
765 * Called via eglTerminate(), drv->API.Terminate().
768 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
770 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
773 _eglReleaseDisplayResources(drv
, disp
);
774 _eglCleanupDisplay(disp
);
776 if (dri2_dpy
->own_dri_screen
)
777 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
778 if (dri2_dpy
->fd
>= 0)
780 if (dri2_dpy
->driver
)
781 dlclose(dri2_dpy
->driver
);
782 free(dri2_dpy
->device_name
);
783 free(dri2_dpy
->driver_name
);
785 switch (disp
->Platform
) {
786 #ifdef HAVE_X11_PLATFORM
787 case _EGL_PLATFORM_X11
:
788 if (dri2_dpy
->own_device
) {
789 xcb_disconnect(dri2_dpy
->conn
);
793 #ifdef HAVE_DRM_PLATFORM
794 case _EGL_PLATFORM_DRM
:
795 if (dri2_dpy
->own_device
) {
796 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
.base
);
800 #ifdef HAVE_WAYLAND_PLATFORM
801 case _EGL_PLATFORM_WAYLAND
:
802 if (dri2_dpy
->wl_drm
)
803 wl_drm_destroy(dri2_dpy
->wl_drm
);
804 if (dri2_dpy
->wl_shm
)
805 wl_shm_destroy(dri2_dpy
->wl_shm
);
806 wl_registry_destroy(dri2_dpy
->wl_registry
);
807 wl_event_queue_destroy(dri2_dpy
->wl_queue
);
808 if (dri2_dpy
->own_device
) {
809 wl_display_disconnect(dri2_dpy
->wl_dpy
);
817 /* The drm platform does not create the screen/driver_configs but reuses
818 * the ones from the gbm device. As such the gbm itself is responsible
821 if (disp
->Platform
!= _EGL_PLATFORM_DRM
) {
822 for (i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
823 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
824 free(dri2_dpy
->driver_configs
);
827 disp
->DriverData
= NULL
;
833 * Set the error code after a call to
834 * dri2_egl_display::dri2::createContextAttribs.
837 dri2_create_context_attribs_error(int dri_error
)
842 case __DRI_CTX_ERROR_SUCCESS
:
845 case __DRI_CTX_ERROR_NO_MEMORY
:
846 egl_error
= EGL_BAD_ALLOC
;
849 /* From the EGL_KHR_create_context spec, section "Errors":
851 * * If <config> does not support a client API context compatible
852 * with the requested API major and minor version, [...] context flags,
853 * and context reset notification behavior (for client API types where
854 * these attributes are supported), then an EGL_BAD_MATCH error is
857 * * If an OpenGL ES context is requested and the values for
858 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
859 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
860 * is not defined, than an EGL_BAD_MATCH error is generated.
862 * * If an OpenGL context is requested, the requested version is
863 * greater than 3.2, and the value for attribute
864 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
865 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
866 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
867 * one of these bits set; or if the implementation does not support
868 * the requested profile, then an EGL_BAD_MATCH error is generated.
870 case __DRI_CTX_ERROR_BAD_API
:
871 case __DRI_CTX_ERROR_BAD_VERSION
:
872 case __DRI_CTX_ERROR_BAD_FLAG
:
873 egl_error
= EGL_BAD_MATCH
;
876 /* From the EGL_KHR_create_context spec, section "Errors":
878 * * If an attribute name or attribute value in <attrib_list> is not
879 * recognized (including unrecognized bits in bitmask attributes),
880 * then an EGL_BAD_ATTRIBUTE error is generated."
882 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
883 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
884 egl_error
= EGL_BAD_ATTRIBUTE
;
889 egl_error
= EGL_BAD_MATCH
;
893 _eglError(egl_error
, "dri2_create_context");
897 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
898 struct dri2_egl_display
*dri2_dpy
,
899 uint32_t *ctx_attribs
,
900 unsigned *num_attribs
)
904 assert(*num_attribs
>= 8);
906 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
907 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
908 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
909 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
911 if (dri2_ctx
->base
.Flags
!= 0) {
912 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
913 * extension, don't even try to send it the robust-access flag.
914 * It may explode. Instead, generate the required EGL error here.
916 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
917 && !dri2_dpy
->robustness
) {
918 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
922 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
923 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
;
926 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
927 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
928 * extension, don't even try to send it a reset strategy. It may
929 * explode. Instead, generate the required EGL error here.
931 if (!dri2_dpy
->robustness
) {
932 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
936 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
937 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
946 * Called via eglCreateContext(), drv->API.CreateContext().
949 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
950 _EGLContext
*share_list
, const EGLint
*attrib_list
)
952 struct dri2_egl_context
*dri2_ctx
;
953 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
954 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
955 __DRIcontext
*shared
=
956 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
957 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
958 const __DRIconfig
*dri_config
;
963 dri2_ctx
= malloc(sizeof *dri2_ctx
);
965 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
969 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
972 switch (dri2_ctx
->base
.ClientAPI
) {
973 case EGL_OPENGL_ES_API
:
974 switch (dri2_ctx
->base
.ClientMajorVersion
) {
976 api
= __DRI_API_GLES
;
979 api
= __DRI_API_GLES2
;
982 api
= __DRI_API_GLES3
;
985 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
991 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
992 || (dri2_ctx
->base
.ClientMajorVersion
== 3
993 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
994 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
995 api
= __DRI_API_OPENGL_CORE
;
997 api
= __DRI_API_OPENGL
;
1000 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1006 /* The config chosen here isn't necessarily
1007 * used for surfaces later.
1008 * A pixmap surface will use the single config.
1009 * This opportunity depends on disabling the
1010 * doubleBufferMode check in
1011 * src/mesa/main/context.c:check_compatible()
1013 if (dri2_config
->dri_double_config
[0])
1014 dri_config
= dri2_config
->dri_double_config
[0];
1016 dri_config
= dri2_config
->dri_single_config
[0];
1018 /* EGL_WINDOW_BIT is set only when there is a dri_double_config. This
1019 * makes sure the back buffer will always be used.
1021 if (conf
->SurfaceType
& EGL_WINDOW_BIT
)
1022 dri2_ctx
->base
.WindowRenderBuffer
= EGL_BACK_BUFFER
;
1027 if (dri2_dpy
->dri2
) {
1028 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1030 unsigned num_attribs
= 8;
1031 uint32_t ctx_attribs
[8];
1033 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1037 dri2_ctx
->dri_context
=
1038 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1046 dri2_create_context_attribs_error(error
);
1048 dri2_ctx
->dri_context
=
1049 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1056 assert(dri2_dpy
->swrast
);
1057 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1059 unsigned num_attribs
= 8;
1060 uint32_t ctx_attribs
[8];
1062 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1066 dri2_ctx
->dri_context
=
1067 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1075 dri2_create_context_attribs_error(error
);
1077 dri2_ctx
->dri_context
=
1078 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1086 if (!dri2_ctx
->dri_context
)
1089 return &dri2_ctx
->base
;
1097 * Called via eglDestroyContext(), drv->API.DestroyContext().
1100 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1102 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1103 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1105 if (_eglPutContext(ctx
)) {
1106 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1114 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1117 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1118 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1120 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1121 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1122 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1123 _EGLContext
*old_ctx
;
1124 _EGLSurface
*old_dsurf
, *old_rsurf
;
1125 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1126 __DRIdrawable
*ddraw
, *rdraw
;
1129 /* make new bindings */
1130 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
))
1133 /* flush before context switch */
1134 if (old_ctx
&& dri2_drv
->glFlush
)
1135 dri2_drv
->glFlush();
1137 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1138 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1139 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1142 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1143 dri2_dpy
->core
->unbindContext(old_cctx
);
1146 if ((cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
) ||
1147 dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1149 drv
->API
.DestroySurface(drv
, disp
, old_dsurf
);
1151 drv
->API
.DestroySurface(drv
, disp
, old_rsurf
);
1153 drv
->API
.DestroyContext(drv
, disp
, old_ctx
);
1157 /* undo the previous _eglBindContext */
1158 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1159 assert(&dri2_ctx
->base
== ctx
&&
1160 tmp_dsurf
== dsurf
&&
1161 tmp_rsurf
== rsurf
);
1163 _eglPutSurface(dsurf
);
1164 _eglPutSurface(rsurf
);
1165 _eglPutContext(ctx
);
1167 _eglPutSurface(old_dsurf
);
1168 _eglPutSurface(old_rsurf
);
1169 _eglPutContext(old_ctx
);
1176 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1178 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1180 return dri2_surf
->dri_drawable
;
1184 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1187 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1189 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1191 return dri2_drv
->get_proc_address(procname
);
1195 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1196 _EGLConfig
*conf
, void *native_window
,
1197 const EGLint
*attrib_list
)
1199 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1200 return dri2_dpy
->vtbl
->create_window_surface(drv
, dpy
, conf
, native_window
,
1205 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1206 _EGLConfig
*conf
, void *native_pixmap
,
1207 const EGLint
*attrib_list
)
1209 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1210 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, dpy
, conf
, native_pixmap
,
1215 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1216 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1218 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1219 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, dpy
, conf
, attrib_list
);
1223 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1225 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1226 return dri2_dpy
->vtbl
->destroy_surface(drv
, dpy
, surf
);
1230 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1233 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1234 return dri2_dpy
->vtbl
->swap_interval(drv
, dpy
, surf
, interval
);
1238 * Asks the client API to flush any rendering to the drawable so that we can
1239 * do our swapbuffers.
1242 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1244 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1245 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1247 if (dri2_dpy
->flush
) {
1248 if (dri2_dpy
->flush
->base
.version
>= 4) {
1249 /* We know there's a current context because:
1251 * "If surface is not bound to the calling thread’s current
1252 * context, an EGL_BAD_SURFACE error is generated."
1254 _EGLContext
*ctx
= _eglGetCurrentContext();
1255 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1257 /* From the EGL 1.4 spec (page 52):
1259 * "The contents of ancillary buffers are always undefined
1260 * after calling eglSwapBuffers."
1262 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1264 __DRI2_FLUSH_DRAWABLE
|
1265 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1266 __DRI2_THROTTLE_SWAPBUFFER
);
1268 dri2_dpy
->flush
->flush(dri_drawable
);
1274 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1276 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1277 return dri2_dpy
->vtbl
->swap_buffers(drv
, dpy
, surf
);
1281 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1283 const EGLint
*rects
, EGLint n_rects
)
1285 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1286 return dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, dpy
, surf
,
1291 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1292 EGLint numRects
, const EGLint
*rects
)
1294 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1295 return dri2_dpy
->vtbl
->swap_buffers_region(drv
, dpy
, surf
, numRects
, rects
);
1299 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1300 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
1302 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1303 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, dpy
, surf
, x
, y
, width
, height
);
1307 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1308 void *native_pixmap_target
)
1310 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1311 return dri2_dpy
->vtbl
->copy_buffers(drv
, dpy
, surf
, native_pixmap_target
);
1315 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1317 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1318 return dri2_dpy
->vtbl
->query_buffer_age(drv
, dpy
, surf
);
1322 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1324 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1325 _EGLSurface
*surf
= ctx
->DrawSurface
;
1326 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1330 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
1331 * we need to copy fake to real here.*/
1333 if (dri2_dpy
->flush
!= NULL
)
1334 dri2_dpy
->flush
->flush(dri_drawable
);
1340 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
1345 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
1346 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1353 dri2_bind_tex_image(_EGLDriver
*drv
,
1354 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1356 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1357 struct dri2_egl_context
*dri2_ctx
;
1359 GLint format
, target
;
1360 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1362 ctx
= _eglGetCurrentContext();
1363 dri2_ctx
= dri2_egl_context(ctx
);
1365 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1368 switch (surf
->TextureFormat
) {
1369 case EGL_TEXTURE_RGB
:
1370 format
= __DRI_TEXTURE_FORMAT_RGB
;
1372 case EGL_TEXTURE_RGBA
:
1373 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1376 assert(!"Unexpected texture format in dri2_bind_tex_image()");
1377 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1380 switch (surf
->TextureTarget
) {
1381 case EGL_TEXTURE_2D
:
1382 target
= GL_TEXTURE_2D
;
1385 target
= GL_TEXTURE_2D
;
1386 assert(!"Unexpected texture target in dri2_bind_tex_image()");
1389 (*dri2_dpy
->tex_buffer
->setTexBuffer2
)(dri2_ctx
->dri_context
,
1397 dri2_release_tex_image(_EGLDriver
*drv
,
1398 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1400 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1401 struct dri2_egl_context
*dri2_ctx
;
1404 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1406 ctx
= _eglGetCurrentContext();
1407 dri2_ctx
= dri2_egl_context(ctx
);
1409 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1412 switch (surf
->TextureTarget
) {
1413 case EGL_TEXTURE_2D
:
1414 target
= GL_TEXTURE_2D
;
1420 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
1421 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
1422 (*dri2_dpy
->tex_buffer
->releaseTexBuffer
)(dri2_ctx
->dri_context
,
1431 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLContext
*ctx
,
1432 EGLenum target
, EGLClientBuffer buffer
,
1433 const EGLint
*attr_list
)
1435 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1436 return dri2_dpy
->vtbl
->create_image(drv
, dpy
, ctx
, target
, buffer
,
1441 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1443 struct dri2_egl_image
*dri2_img
;
1445 if (dri_image
== NULL
) {
1446 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1450 dri2_img
= malloc(sizeof *dri2_img
);
1452 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1456 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1461 dri2_img
->dri_image
= dri_image
;
1463 return &dri2_img
->base
;
1467 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1468 EGLClientBuffer buffer
,
1469 const EGLint
*attr_list
)
1471 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1472 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1473 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1474 __DRIimage
*dri_image
;
1476 if (renderbuffer
== 0) {
1477 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1478 return EGL_NO_IMAGE_KHR
;
1482 dri2_dpy
->image
->createImageFromRenderbuffer(dri2_ctx
->dri_context
,
1483 renderbuffer
, NULL
);
1485 return dri2_create_image_from_dri(disp
, dri_image
);
1488 #ifdef HAVE_WAYLAND_PLATFORM
1490 /* This structure describes how a wl_buffer maps to one or more
1491 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1492 * offsets and strides of the planes in the buffer. This table maps a
1493 * wl_drm format code to a description of the planes in the buffer
1494 * that lets us create a __DRIimage for each of the planes. */
1496 static const struct wl_drm_components_descriptor
{
1497 uint32_t dri_components
;
1500 } wl_drm_components
[] = {
1501 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1502 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1503 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1504 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1505 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1509 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1510 EGLClientBuffer _buffer
,
1511 const EGLint
*attr_list
)
1513 struct wl_drm_buffer
*buffer
;
1514 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1515 const struct wl_drm_components_descriptor
*f
;
1516 __DRIimage
*dri_image
;
1517 _EGLImageAttribs attrs
;
1521 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
1522 (struct wl_resource
*) _buffer
);
1526 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1527 plane
= attrs
.PlaneWL
;
1528 if (err
!= EGL_SUCCESS
) {
1529 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1533 f
= buffer
->driver_format
;
1534 if (plane
< 0 || plane
>= f
->nplanes
) {
1535 _eglError(EGL_BAD_PARAMETER
,
1536 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1540 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1542 if (dri_image
== NULL
) {
1543 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1547 return dri2_create_image_from_dri(disp
, dri_image
);
1552 dri2_get_sync_values_chromium(_EGLDisplay
*dpy
, _EGLSurface
*surf
,
1553 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1556 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1557 return dri2_dpy
->vtbl
->get_sync_values(dpy
, surf
, ust
, msc
, sbc
);
1561 * Set the error code after a call to
1562 * dri2_egl_image::dri_image::createImageFromTexture.
1565 dri2_create_image_khr_texture_error(int dri_error
)
1569 switch (dri_error
) {
1570 case __DRI_IMAGE_ERROR_SUCCESS
:
1573 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1574 egl_error
= EGL_BAD_ALLOC
;
1577 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1578 egl_error
= EGL_BAD_MATCH
;
1581 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1582 egl_error
= EGL_BAD_PARAMETER
;
1585 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
1586 egl_error
= EGL_BAD_ACCESS
;
1591 egl_error
= EGL_BAD_MATCH
;
1595 _eglError(egl_error
, "dri2_create_image_khr_texture");
1599 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1601 EGLClientBuffer buffer
,
1602 const EGLint
*attr_list
)
1604 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1605 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1606 struct dri2_egl_image
*dri2_img
;
1607 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
1608 _EGLImageAttribs attrs
;
1614 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1615 return EGL_NO_IMAGE_KHR
;
1618 if (_eglParseImageAttribList(&attrs
, disp
, attr_list
) != EGL_SUCCESS
)
1619 return EGL_NO_IMAGE_KHR
;
1622 case EGL_GL_TEXTURE_2D_KHR
:
1624 gl_target
= GL_TEXTURE_2D
;
1626 case EGL_GL_TEXTURE_3D_KHR
:
1627 if (disp
->Extensions
.KHR_gl_texture_3D_image
) {
1628 depth
= attrs
.GLTextureZOffset
;
1629 gl_target
= GL_TEXTURE_3D
;
1633 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1634 return EGL_NO_IMAGE_KHR
;
1636 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1637 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1638 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1639 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1640 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1641 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1642 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
1643 gl_target
= GL_TEXTURE_CUBE_MAP
;
1646 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1647 return EGL_NO_IMAGE_KHR
;
1650 dri2_img
= malloc(sizeof *dri2_img
);
1652 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1653 return EGL_NO_IMAGE_KHR
;
1656 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1657 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1659 return EGL_NO_IMAGE_KHR
;
1662 dri2_img
->dri_image
=
1663 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
1667 attrs
.GLTextureLevel
,
1670 dri2_create_image_khr_texture_error(error
);
1672 if (!dri2_img
->dri_image
) {
1674 return EGL_NO_IMAGE_KHR
;
1676 return &dri2_img
->base
;
1679 static struct wl_buffer
*
1680 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1683 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1684 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, dpy
, img
);
1689 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1690 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1692 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1693 EGLint format
, name
, pitch
, err
;
1694 _EGLImageAttribs attrs
;
1695 __DRIimage
*dri_image
;
1697 name
= (EGLint
) (uintptr_t) buffer
;
1699 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1700 if (err
!= EGL_SUCCESS
)
1703 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
1704 attrs
.DRMBufferStrideMESA
<= 0) {
1705 _eglError(EGL_BAD_PARAMETER
,
1706 "bad width, height or stride");
1710 switch (attrs
.DRMBufferFormatMESA
) {
1711 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1712 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1713 pitch
= attrs
.DRMBufferStrideMESA
;
1716 _eglError(EGL_BAD_PARAMETER
,
1717 "dri2_create_image_khr: unsupported pixmap depth");
1722 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1730 return dri2_create_image_from_dri(disp
, dri_image
);
1734 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
1741 * "Required attributes and their values are as follows:
1743 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
1745 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
1746 * by drm_fourcc.h and used as the pixel_format parameter of the
1747 * drm_mode_fb_cmd2 ioctl."
1751 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1752 * incomplete, EGL_BAD_PARAMETER is generated."
1754 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
1755 !attrs
->DMABufFourCC
.IsPresent
) {
1756 _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
1763 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
1764 * specified for a plane's pitch or offset isn't supported by EGL,
1765 * EGL_BAD_ACCESS is generated."
1767 for (i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
1768 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
1769 attrs
->DMABufPlanePitches
[i
].Value
<= 0) {
1770 _eglError(EGL_BAD_ACCESS
, "invalid pitch");
1778 /* Returns the total number of file descriptors. Zero indicates an error. */
1780 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
1782 unsigned i
, plane_n
;
1784 switch (attrs
->DMABufFourCC
.Value
) {
1786 case DRM_FORMAT_RG88
:
1787 case DRM_FORMAT_GR88
:
1788 case DRM_FORMAT_RGB332
:
1789 case DRM_FORMAT_BGR233
:
1790 case DRM_FORMAT_XRGB4444
:
1791 case DRM_FORMAT_XBGR4444
:
1792 case DRM_FORMAT_RGBX4444
:
1793 case DRM_FORMAT_BGRX4444
:
1794 case DRM_FORMAT_ARGB4444
:
1795 case DRM_FORMAT_ABGR4444
:
1796 case DRM_FORMAT_RGBA4444
:
1797 case DRM_FORMAT_BGRA4444
:
1798 case DRM_FORMAT_XRGB1555
:
1799 case DRM_FORMAT_XBGR1555
:
1800 case DRM_FORMAT_RGBX5551
:
1801 case DRM_FORMAT_BGRX5551
:
1802 case DRM_FORMAT_ARGB1555
:
1803 case DRM_FORMAT_ABGR1555
:
1804 case DRM_FORMAT_RGBA5551
:
1805 case DRM_FORMAT_BGRA5551
:
1806 case DRM_FORMAT_RGB565
:
1807 case DRM_FORMAT_BGR565
:
1808 case DRM_FORMAT_RGB888
:
1809 case DRM_FORMAT_BGR888
:
1810 case DRM_FORMAT_XRGB8888
:
1811 case DRM_FORMAT_XBGR8888
:
1812 case DRM_FORMAT_RGBX8888
:
1813 case DRM_FORMAT_BGRX8888
:
1814 case DRM_FORMAT_ARGB8888
:
1815 case DRM_FORMAT_ABGR8888
:
1816 case DRM_FORMAT_RGBA8888
:
1817 case DRM_FORMAT_BGRA8888
:
1818 case DRM_FORMAT_XRGB2101010
:
1819 case DRM_FORMAT_XBGR2101010
:
1820 case DRM_FORMAT_RGBX1010102
:
1821 case DRM_FORMAT_BGRX1010102
:
1822 case DRM_FORMAT_ARGB2101010
:
1823 case DRM_FORMAT_ABGR2101010
:
1824 case DRM_FORMAT_RGBA1010102
:
1825 case DRM_FORMAT_BGRA1010102
:
1826 case DRM_FORMAT_YUYV
:
1827 case DRM_FORMAT_YVYU
:
1828 case DRM_FORMAT_UYVY
:
1829 case DRM_FORMAT_VYUY
:
1832 case DRM_FORMAT_NV12
:
1833 case DRM_FORMAT_NV21
:
1834 case DRM_FORMAT_NV16
:
1835 case DRM_FORMAT_NV61
:
1838 case DRM_FORMAT_YUV410
:
1839 case DRM_FORMAT_YVU410
:
1840 case DRM_FORMAT_YUV411
:
1841 case DRM_FORMAT_YVU411
:
1842 case DRM_FORMAT_YUV420
:
1843 case DRM_FORMAT_YVU420
:
1844 case DRM_FORMAT_YUV422
:
1845 case DRM_FORMAT_YVU422
:
1846 case DRM_FORMAT_YUV444
:
1847 case DRM_FORMAT_YVU444
:
1851 _eglError(EGL_BAD_ATTRIBUTE
, "invalid format");
1858 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1859 * incomplete, EGL_BAD_PARAMETER is generated."
1861 for (i
= 0; i
< plane_n
; ++i
) {
1862 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
1863 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
1864 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
1865 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
1871 * The spec also says:
1873 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
1874 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
1875 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
1876 * attributes are specified."
1878 for (i
= plane_n
; i
< 3; ++i
) {
1879 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
1880 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
1881 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
1882 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
1893 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
1894 * EGL will take a reference to the dma_buf(s) which it will release at any
1895 * time while the EGLDisplay is initialized. It is the responsibility of the
1896 * application to close the dma_buf file descriptors."
1898 * Therefore we must never close or otherwise modify the file descriptors.
1901 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1902 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1904 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1907 _EGLImageAttribs attrs
;
1908 __DRIimage
*dri_image
;
1919 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
1920 * error EGL_BAD_PARAMETER is generated."
1922 if (buffer
!= NULL
) {
1923 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
1927 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1928 if (err
!= EGL_SUCCESS
) {
1929 _eglError(err
, "bad attribute");
1933 if (!dri2_check_dma_buf_attribs(&attrs
))
1936 num_fds
= dri2_check_dma_buf_format(&attrs
);
1940 for (i
= 0; i
< num_fds
; ++i
) {
1941 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
1942 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
1943 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
1947 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
1948 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
1949 fds
, num_fds
, pitches
, offsets
,
1950 attrs
.DMABufYuvColorSpaceHint
.Value
,
1951 attrs
.DMABufSampleRangeHint
.Value
,
1952 attrs
.DMABufChromaHorizontalSiting
.Value
,
1953 attrs
.DMABufChromaVerticalSiting
.Value
,
1956 dri2_create_image_khr_texture_error(error
);
1959 return EGL_NO_IMAGE_KHR
;
1961 res
= dri2_create_image_from_dri(disp
, dri_image
);
1966 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1967 const EGLint
*attr_list
)
1969 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1970 struct dri2_egl_image
*dri2_img
;
1971 _EGLImageAttribs attrs
;
1972 unsigned int dri_use
, valid_mask
;
1974 EGLint err
= EGL_SUCCESS
;
1978 dri2_img
= malloc(sizeof *dri2_img
);
1980 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1981 return EGL_NO_IMAGE_KHR
;
1985 err
= EGL_BAD_PARAMETER
;
1989 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1990 err
= EGL_BAD_PARAMETER
;
1994 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1995 if (err
!= EGL_SUCCESS
)
1998 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
1999 _eglLog(_EGL_WARNING
, "bad width or height (%dx%d)",
2000 attrs
.Width
, attrs
.Height
);
2004 switch (attrs
.DRMBufferFormatMESA
) {
2005 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2006 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2009 _eglLog(_EGL_WARNING
, "bad image format value 0x%04x",
2010 attrs
.DRMBufferFormatMESA
);
2015 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2016 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2017 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2018 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2019 _eglLog(_EGL_WARNING
, "bad image use bit 0x%04x",
2020 attrs
.DRMBufferUseMESA
& ~valid_mask
);
2025 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2026 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2027 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2028 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2029 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2030 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2032 dri2_img
->dri_image
=
2033 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2034 attrs
.Width
, attrs
.Height
,
2035 format
, dri_use
, dri2_img
);
2036 if (dri2_img
->dri_image
== NULL
) {
2037 err
= EGL_BAD_ALLOC
;
2041 return &dri2_img
->base
;
2045 _eglError(err
, "dri2_create_drm_image_mesa");
2047 return EGL_NO_IMAGE_KHR
;
2051 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2052 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2054 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2055 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2059 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2060 __DRI_IMAGE_ATTRIB_NAME
, name
)) {
2061 _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2066 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2067 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2070 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2071 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
2077 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2079 EGLint
*fourcc
, EGLint
*nplanes
,
2080 EGLuint64KHR
*modifiers
)
2082 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2083 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2089 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2090 __DRI_IMAGE_ATTRIB_NUM_PLANES
, nplanes
);
2092 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2093 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
2102 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2103 int *fds
, EGLint
*strides
, EGLint
*offsets
)
2105 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2106 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2110 /* rework later to provide multiple fds/strides/offsets */
2112 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2113 __DRI_IMAGE_ATTRIB_FD
, fds
);
2116 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2117 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
2128 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2129 _EGLContext
*ctx
, EGLenum target
,
2130 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2135 case EGL_GL_TEXTURE_2D_KHR
:
2136 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2137 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2138 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2139 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2140 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2141 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2142 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2143 case EGL_GL_TEXTURE_3D_KHR
:
2144 if (disp
->Extensions
.KHR_gl_texture_3D_image
) {
2145 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2148 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2149 return EGL_NO_IMAGE_KHR
;
2151 case EGL_GL_RENDERBUFFER_KHR
:
2152 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
2154 case EGL_DRM_BUFFER_MESA
:
2155 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
2156 case EGL_LINUX_DMA_BUF_EXT
:
2157 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
2159 #ifdef HAVE_WAYLAND_PLATFORM
2160 case EGL_WAYLAND_BUFFER_WL
:
2161 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
2164 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2165 return EGL_NO_IMAGE_KHR
;
2170 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
2172 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2173 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
2177 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
2183 #ifdef HAVE_WAYLAND_PLATFORM
2186 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
2187 struct wl_drm_buffer
*buffer
)
2189 _EGLDisplay
*disp
= user_data
;
2190 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2192 int i
, dri_components
= 0;
2195 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
2204 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
2216 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
2218 buffer
->driver_format
= NULL
;
2219 for (i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
2220 if (wl_drm_components
[i
].dri_components
== dri_components
)
2221 buffer
->driver_format
= &wl_drm_components
[i
];
2223 if (buffer
->driver_format
== NULL
)
2224 dri2_dpy
->image
->destroyImage(img
);
2226 buffer
->driver_buffer
= img
;
2230 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
2232 _EGLDisplay
*disp
= user_data
;
2233 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2235 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
2238 static struct wayland_drm_callbacks wl_drm_callbacks
= {
2239 .authenticate
= NULL
,
2240 .reference_buffer
= dri2_wl_reference_buffer
,
2241 .release_buffer
= dri2_wl_release_buffer
2245 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2246 struct wl_display
*wl_dpy
)
2248 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2254 if (dri2_dpy
->wl_server_drm
)
2257 wl_drm_callbacks
.authenticate
=
2258 (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
;
2260 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2261 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
2262 dri2_dpy
->image
->base
.version
>= 7 &&
2263 dri2_dpy
->image
->createImageFromFds
!= NULL
)
2264 flags
|= WAYLAND_DRM_PRIME
;
2266 dri2_dpy
->wl_server_drm
=
2267 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
2268 &wl_drm_callbacks
, disp
, flags
);
2270 if (!dri2_dpy
->wl_server_drm
)
2273 #ifdef HAVE_DRM_PLATFORM
2274 /* We have to share the wl_drm instance with gbm, so gbm can convert
2275 * wl_buffers to gbm bos. */
2276 if (dri2_dpy
->gbm_dri
)
2277 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
2284 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2285 struct wl_display
*wl_dpy
)
2287 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2291 if (!dri2_dpy
->wl_server_drm
)
2294 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
2295 dri2_dpy
->wl_server_drm
= NULL
;
2301 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2302 struct wl_resource
*buffer_resource
,
2303 EGLint attribute
, EGLint
*value
)
2305 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2306 struct wl_drm_buffer
*buffer
;
2307 const struct wl_drm_components_descriptor
*format
;
2309 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
2313 format
= buffer
->driver_format
;
2314 switch (attribute
) {
2315 case EGL_TEXTURE_FORMAT
:
2316 *value
= format
->components
;
2319 *value
= buffer
->width
;
2322 *value
= buffer
->height
;
2331 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
2333 p_atomic_inc(&sync
->refcount
);
2337 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
2338 struct dri2_egl_sync
*dri2_sync
)
2340 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
2341 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
2347 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
2348 EGLenum type
, const EGLint
*attrib_list
,
2349 const EGLAttrib
*attrib_list64
)
2351 _EGLContext
*ctx
= _eglGetCurrentContext();
2352 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2353 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2354 struct dri2_egl_sync
*dri2_sync
;
2356 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
2358 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2362 if (!_eglInitSync(&dri2_sync
->base
, dpy
, type
, attrib_list
,
2369 case EGL_SYNC_FENCE_KHR
:
2370 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
2371 if (!dri2_sync
->fence
) {
2372 /* Why did it fail? DRI doesn't return an error code, so we emit
2373 * a generic EGL error that doesn't communicate user error.
2375 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2381 case EGL_SYNC_CL_EVENT_KHR
:
2382 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
2383 dri2_dpy
->dri_screen
,
2384 dri2_sync
->base
.CLEvent
);
2385 /* this can only happen if the cl_event passed in is invalid. */
2386 if (!dri2_sync
->fence
) {
2387 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
2392 /* the initial status must be "signaled" if the cl_event is signaled */
2393 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
2394 dri2_sync
->fence
, 0, 0))
2395 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2399 p_atomic_set(&dri2_sync
->refcount
, 1);
2400 return &dri2_sync
->base
;
2404 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2406 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2407 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2409 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2414 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2415 EGLint flags
, EGLTime timeout
)
2417 _EGLContext
*ctx
= _eglGetCurrentContext();
2418 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2419 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2420 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2421 unsigned wait_flags
= 0;
2422 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
2424 /* The EGL_KHR_fence_sync spec states:
2426 * "If no context is current for the bound API,
2427 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
2429 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
2430 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
2432 /* the sync object should take a reference while waiting */
2433 dri2_egl_ref_sync(dri2_sync
);
2435 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
2436 dri2_sync
->fence
, wait_flags
,
2438 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2440 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2442 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2447 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2449 _EGLContext
*ctx
= _eglGetCurrentContext();
2450 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2451 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2452 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2454 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
2455 dri2_sync
->fence
, 0);
2460 dri2_unload(_EGLDriver
*drv
)
2462 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2464 if (dri2_drv
->handle
)
2465 dlclose(dri2_drv
->handle
);
2470 dri2_load(_EGLDriver
*drv
)
2472 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2473 #ifdef HAVE_ANDROID_PLATFORM
2474 const char *libname
= "libglapi.so";
2475 #elif defined(__APPLE__)
2476 const char *libname
= "libglapi.0.dylib";
2478 const char *libname
= "libglapi.so.0";
2482 /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
2483 handle
= dlopen(libname
, RTLD_LAZY
| RTLD_GLOBAL
);
2485 dri2_drv
->get_proc_address
= (_EGLProc (*)(const char *))
2486 dlsym(handle
, "_glapi_get_proc_address");
2487 if (!dri2_drv
->get_proc_address
|| !libname
) {
2488 /* no need to keep a reference */
2494 /* if glapi is not available, loading DRI drivers will fail */
2495 if (!dri2_drv
->get_proc_address
) {
2496 _eglLog(_EGL_WARNING
, "DRI2: failed to find _glapi_get_proc_address");
2500 dri2_drv
->glFlush
= (void (*)(void))
2501 dri2_drv
->get_proc_address("glFlush");
2503 dri2_drv
->handle
= handle
;
2509 * This is the main entrypoint into the driver, called by libEGL.
2510 * Create a new _EGLDriver object and init its dispatch table.
2513 _eglBuiltInDriverDRI2(const char *args
)
2515 struct dri2_egl_driver
*dri2_drv
;
2519 dri2_drv
= calloc(1, sizeof *dri2_drv
);
2523 if (!dri2_load(&dri2_drv
->base
)) {
2528 _eglInitDriverFallbacks(&dri2_drv
->base
);
2529 dri2_drv
->base
.API
.Initialize
= dri2_initialize
;
2530 dri2_drv
->base
.API
.Terminate
= dri2_terminate
;
2531 dri2_drv
->base
.API
.CreateContext
= dri2_create_context
;
2532 dri2_drv
->base
.API
.DestroyContext
= dri2_destroy_context
;
2533 dri2_drv
->base
.API
.MakeCurrent
= dri2_make_current
;
2534 dri2_drv
->base
.API
.CreateWindowSurface
= dri2_create_window_surface
;
2535 dri2_drv
->base
.API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
2536 dri2_drv
->base
.API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
2537 dri2_drv
->base
.API
.DestroySurface
= dri2_destroy_surface
;
2538 dri2_drv
->base
.API
.GetProcAddress
= dri2_get_proc_address
;
2539 dri2_drv
->base
.API
.WaitClient
= dri2_wait_client
;
2540 dri2_drv
->base
.API
.WaitNative
= dri2_wait_native
;
2541 dri2_drv
->base
.API
.BindTexImage
= dri2_bind_tex_image
;
2542 dri2_drv
->base
.API
.ReleaseTexImage
= dri2_release_tex_image
;
2543 dri2_drv
->base
.API
.SwapInterval
= dri2_swap_interval
;
2544 dri2_drv
->base
.API
.SwapBuffers
= dri2_swap_buffers
;
2545 dri2_drv
->base
.API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
2546 dri2_drv
->base
.API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
2547 dri2_drv
->base
.API
.PostSubBufferNV
= dri2_post_sub_buffer
;
2548 dri2_drv
->base
.API
.CopyBuffers
= dri2_copy_buffers
,
2549 dri2_drv
->base
.API
.QueryBufferAge
= dri2_query_buffer_age
;
2550 dri2_drv
->base
.API
.CreateImageKHR
= dri2_create_image
;
2551 dri2_drv
->base
.API
.DestroyImageKHR
= dri2_destroy_image_khr
;
2552 dri2_drv
->base
.API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
2554 dri2_drv
->base
.API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
2555 dri2_drv
->base
.API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
2556 dri2_drv
->base
.API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
2557 dri2_drv
->base
.API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
2559 #ifdef HAVE_WAYLAND_PLATFORM
2560 dri2_drv
->base
.API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
2561 dri2_drv
->base
.API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
2562 dri2_drv
->base
.API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
2564 dri2_drv
->base
.API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
2565 dri2_drv
->base
.API
.CreateSyncKHR
= dri2_create_sync
;
2566 dri2_drv
->base
.API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
2567 dri2_drv
->base
.API
.WaitSyncKHR
= dri2_server_wait_sync
;
2568 dri2_drv
->base
.API
.DestroySyncKHR
= dri2_destroy_sync
;
2570 dri2_drv
->base
.Name
= "DRI2";
2571 dri2_drv
->base
.Unload
= dri2_unload
;
2573 return &dri2_drv
->base
;