2 * Mesa 3-D graphics library
4 * Copyright 2009, VMware, Inc.
6 * Copyright (C) 2010 LunarG Inc.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
24 * OTHER DEALINGS IN THE SOFTWARE.
27 * Keith Whitwell <keithw@vmware.com> Jakob Bornecrantz
28 * <wallbraker@gmail.com> Chia-I Wu <olv@lunarg.com>
33 #include "GL/mesa_glinterop.h"
34 #include "util/u_memory.h"
35 #include "util/u_inlines.h"
36 #include "util/u_format.h"
37 #include "util/u_debug.h"
38 #include "state_tracker/drm_driver.h"
39 #include "state_tracker/st_cb_bufferobjects.h"
40 #include "state_tracker/st_cb_fbo.h"
41 #include "state_tracker/st_cb_texture.h"
42 #include "state_tracker/st_texture.h"
43 #include "state_tracker/st_context.h"
44 #include "pipe-loader/pipe_loader.h"
45 #include "main/bufferobj.h"
46 #include "main/texobj.h"
48 #include "dri_helpers.h"
49 #include "dri_drawable.h"
50 #include "dri_query_renderer.h"
51 #include "dri2_buffer.h"
53 #ifndef DRM_FORMAT_MOD_INVALID
54 #define DRM_FORMAT_MOD_INVALID ((1ULL<<56) - 1)
57 static const int fourcc_formats
[] = {
58 __DRI_IMAGE_FOURCC_ARGB2101010
,
59 __DRI_IMAGE_FOURCC_XRGB2101010
,
60 __DRI_IMAGE_FOURCC_ABGR2101010
,
61 __DRI_IMAGE_FOURCC_XBGR2101010
,
62 __DRI_IMAGE_FOURCC_ARGB8888
,
63 __DRI_IMAGE_FOURCC_ABGR8888
,
64 __DRI_IMAGE_FOURCC_SARGB8888
,
65 __DRI_IMAGE_FOURCC_XRGB8888
,
66 __DRI_IMAGE_FOURCC_XBGR8888
,
67 __DRI_IMAGE_FOURCC_ARGB1555
,
68 __DRI_IMAGE_FOURCC_RGB565
,
69 __DRI_IMAGE_FOURCC_R8
,
70 __DRI_IMAGE_FOURCC_R16
,
71 __DRI_IMAGE_FOURCC_GR88
,
72 __DRI_IMAGE_FOURCC_GR1616
,
73 __DRI_IMAGE_FOURCC_YUV410
,
74 __DRI_IMAGE_FOURCC_YUV411
,
75 __DRI_IMAGE_FOURCC_YUV420
,
76 __DRI_IMAGE_FOURCC_YUV422
,
77 __DRI_IMAGE_FOURCC_YUV444
,
78 __DRI_IMAGE_FOURCC_YVU410
,
79 __DRI_IMAGE_FOURCC_YVU411
,
80 __DRI_IMAGE_FOURCC_YVU420
,
81 __DRI_IMAGE_FOURCC_YVU422
,
82 __DRI_IMAGE_FOURCC_YVU444
,
83 __DRI_IMAGE_FOURCC_NV12
,
84 __DRI_IMAGE_FOURCC_NV16
,
85 __DRI_IMAGE_FOURCC_YUYV
88 static int convert_fourcc(int format
, int *dri_components_p
)
92 case __DRI_IMAGE_FOURCC_RGB565
:
93 format
= __DRI_IMAGE_FORMAT_RGB565
;
94 dri_components
= __DRI_IMAGE_COMPONENTS_RGB
;
96 case __DRI_IMAGE_FOURCC_ARGB8888
:
97 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
98 dri_components
= __DRI_IMAGE_COMPONENTS_RGBA
;
100 case __DRI_IMAGE_FOURCC_XRGB8888
:
101 format
= __DRI_IMAGE_FORMAT_XRGB8888
;
102 dri_components
= __DRI_IMAGE_COMPONENTS_RGB
;
104 case __DRI_IMAGE_FOURCC_ABGR8888
:
105 format
= __DRI_IMAGE_FORMAT_ABGR8888
;
106 dri_components
= __DRI_IMAGE_COMPONENTS_RGBA
;
108 case __DRI_IMAGE_FOURCC_XBGR8888
:
109 format
= __DRI_IMAGE_FORMAT_XBGR8888
;
110 dri_components
= __DRI_IMAGE_COMPONENTS_RGB
;
112 case __DRI_IMAGE_FOURCC_ARGB2101010
:
113 format
= __DRI_IMAGE_FORMAT_ARGB2101010
;
114 dri_components
= __DRI_IMAGE_COMPONENTS_RGBA
;
116 case __DRI_IMAGE_FOURCC_XRGB2101010
:
117 format
= __DRI_IMAGE_FORMAT_XRGB2101010
;
118 dri_components
= __DRI_IMAGE_COMPONENTS_RGB
;
120 case __DRI_IMAGE_FOURCC_ABGR2101010
:
121 format
= __DRI_IMAGE_FORMAT_ABGR2101010
;
122 dri_components
= __DRI_IMAGE_COMPONENTS_RGBA
;
124 case __DRI_IMAGE_FOURCC_XBGR2101010
:
125 format
= __DRI_IMAGE_FORMAT_XBGR2101010
;
126 dri_components
= __DRI_IMAGE_COMPONENTS_RGB
;
128 case __DRI_IMAGE_FOURCC_R8
:
129 format
= __DRI_IMAGE_FORMAT_R8
;
130 dri_components
= __DRI_IMAGE_COMPONENTS_R
;
132 case __DRI_IMAGE_FOURCC_GR88
:
133 format
= __DRI_IMAGE_FORMAT_GR88
;
134 dri_components
= __DRI_IMAGE_COMPONENTS_RG
;
136 case __DRI_IMAGE_FOURCC_R16
:
137 format
= __DRI_IMAGE_FORMAT_R16
;
138 dri_components
= __DRI_IMAGE_COMPONENTS_R
;
140 case __DRI_IMAGE_FOURCC_GR1616
:
141 format
= __DRI_IMAGE_FORMAT_GR1616
;
142 dri_components
= __DRI_IMAGE_COMPONENTS_RG
;
144 case __DRI_IMAGE_FOURCC_YUYV
:
145 format
= __DRI_IMAGE_FORMAT_YUYV
;
146 dri_components
= __DRI_IMAGE_COMPONENTS_Y_XUXV
;
149 * For multi-planar YUV formats, we return the format of the first
150 * plane only. Since there is only one caller which supports multi-
151 * planar YUV it gets to figure out the remaining planes on it's
154 case __DRI_IMAGE_FOURCC_YUV420
:
155 case __DRI_IMAGE_FOURCC_YVU420
:
156 format
= __DRI_IMAGE_FORMAT_R8
;
157 dri_components
= __DRI_IMAGE_COMPONENTS_Y_U_V
;
159 case __DRI_IMAGE_FOURCC_NV12
:
160 format
= __DRI_IMAGE_FORMAT_R8
;
161 dri_components
= __DRI_IMAGE_COMPONENTS_Y_UV
;
166 *dri_components_p
= dri_components
;
170 /* NOTE this probably isn't going to do the right thing for YUV images
171 * (but I think the same can be said for intel_query_image()). I think
172 * only needed for exporting dmabuf's, so I think I won't loose much
175 static int convert_to_fourcc(int format
)
178 case __DRI_IMAGE_FORMAT_RGB565
:
179 format
= __DRI_IMAGE_FOURCC_RGB565
;
181 case __DRI_IMAGE_FORMAT_ARGB8888
:
182 format
= __DRI_IMAGE_FOURCC_ARGB8888
;
184 case __DRI_IMAGE_FORMAT_XRGB8888
:
185 format
= __DRI_IMAGE_FOURCC_XRGB8888
;
187 case __DRI_IMAGE_FORMAT_ABGR8888
:
188 format
= __DRI_IMAGE_FOURCC_ABGR8888
;
190 case __DRI_IMAGE_FORMAT_XBGR8888
:
191 format
= __DRI_IMAGE_FOURCC_XBGR8888
;
193 case __DRI_IMAGE_FORMAT_ARGB2101010
:
194 format
= __DRI_IMAGE_FOURCC_ARGB2101010
;
196 case __DRI_IMAGE_FORMAT_XRGB2101010
:
197 format
= __DRI_IMAGE_FOURCC_XRGB2101010
;
199 case __DRI_IMAGE_FORMAT_ABGR2101010
:
200 format
= __DRI_IMAGE_FOURCC_ABGR2101010
;
202 case __DRI_IMAGE_FORMAT_XBGR2101010
:
203 format
= __DRI_IMAGE_FOURCC_XBGR2101010
;
205 case __DRI_IMAGE_FORMAT_R8
:
206 format
= __DRI_IMAGE_FOURCC_R8
;
208 case __DRI_IMAGE_FORMAT_GR88
:
209 format
= __DRI_IMAGE_FOURCC_GR88
;
217 static enum pipe_format
dri2_format_to_pipe_format (int format
)
222 case __DRI_IMAGE_FORMAT_RGB565
:
223 pf
= PIPE_FORMAT_B5G6R5_UNORM
;
225 case __DRI_IMAGE_FORMAT_XRGB8888
:
226 pf
= PIPE_FORMAT_BGRX8888_UNORM
;
228 case __DRI_IMAGE_FORMAT_ARGB8888
:
229 pf
= PIPE_FORMAT_BGRA8888_UNORM
;
231 case __DRI_IMAGE_FORMAT_XBGR8888
:
232 pf
= PIPE_FORMAT_RGBX8888_UNORM
;
234 case __DRI_IMAGE_FORMAT_ABGR8888
:
235 pf
= PIPE_FORMAT_RGBA8888_UNORM
;
237 case __DRI_IMAGE_FORMAT_XRGB2101010
:
238 pf
= PIPE_FORMAT_B10G10R10X2_UNORM
;
240 case __DRI_IMAGE_FORMAT_ARGB2101010
:
241 pf
= PIPE_FORMAT_B10G10R10A2_UNORM
;
243 case __DRI_IMAGE_FORMAT_XBGR2101010
:
244 pf
= PIPE_FORMAT_R10G10B10X2_UNORM
;
246 case __DRI_IMAGE_FORMAT_ABGR2101010
:
247 pf
= PIPE_FORMAT_R10G10B10A2_UNORM
;
249 case __DRI_IMAGE_FORMAT_R8
:
250 pf
= PIPE_FORMAT_R8_UNORM
;
252 case __DRI_IMAGE_FORMAT_GR88
:
253 pf
= PIPE_FORMAT_RG88_UNORM
;
255 case __DRI_IMAGE_FORMAT_R16
:
256 pf
= PIPE_FORMAT_R16_UNORM
;
258 case __DRI_IMAGE_FORMAT_GR1616
:
259 pf
= PIPE_FORMAT_R16G16_UNORM
;
261 case __DRI_IMAGE_FORMAT_YUYV
:
262 pf
= PIPE_FORMAT_YUYV
;
265 pf
= PIPE_FORMAT_NONE
;
272 static enum pipe_format
fourcc_to_pipe_format(int fourcc
)
277 case __DRI_IMAGE_FOURCC_R8
:
278 pf
= PIPE_FORMAT_R8_UNORM
;
280 case __DRI_IMAGE_FOURCC_GR88
:
281 pf
= PIPE_FORMAT_RG88_UNORM
;
283 case __DRI_IMAGE_FOURCC_ARGB1555
:
284 pf
= PIPE_FORMAT_B5G5R5A1_UNORM
;
286 case __DRI_IMAGE_FOURCC_R16
:
287 pf
= PIPE_FORMAT_R16_UNORM
;
289 case __DRI_IMAGE_FOURCC_GR1616
:
290 pf
= PIPE_FORMAT_RG1616_UNORM
;
292 case __DRI_IMAGE_FOURCC_RGB565
:
293 pf
= PIPE_FORMAT_B5G6R5_UNORM
;
295 case __DRI_IMAGE_FOURCC_ARGB8888
:
296 pf
= PIPE_FORMAT_BGRA8888_UNORM
;
298 case __DRI_IMAGE_FOURCC_XRGB8888
:
299 pf
= PIPE_FORMAT_BGRX8888_UNORM
;
301 case __DRI_IMAGE_FOURCC_ABGR8888
:
302 pf
= PIPE_FORMAT_RGBA8888_UNORM
;
304 case __DRI_IMAGE_FOURCC_XBGR8888
:
305 pf
= PIPE_FORMAT_RGBX8888_UNORM
;
307 case __DRI_IMAGE_FOURCC_ARGB2101010
:
308 pf
= PIPE_FORMAT_B10G10R10A2_UNORM
;
310 case __DRI_IMAGE_FOURCC_XRGB2101010
:
311 pf
= PIPE_FORMAT_B10G10R10X2_UNORM
;
313 case __DRI_IMAGE_FOURCC_ABGR2101010
:
314 pf
= PIPE_FORMAT_R10G10B10A2_UNORM
;
316 case __DRI_IMAGE_FOURCC_XBGR2101010
:
317 pf
= PIPE_FORMAT_R10G10B10X2_UNORM
;
320 case __DRI_IMAGE_FOURCC_NV12
:
321 pf
= PIPE_FORMAT_NV12
;
323 case __DRI_IMAGE_FOURCC_YUYV
:
324 pf
= PIPE_FORMAT_YUYV
;
326 case __DRI_IMAGE_FOURCC_YUV420
:
327 case __DRI_IMAGE_FOURCC_YVU420
:
328 pf
= PIPE_FORMAT_YV12
;
331 case __DRI_IMAGE_FOURCC_SARGB8888
:
332 case __DRI_IMAGE_FOURCC_YUV410
:
333 case __DRI_IMAGE_FOURCC_YUV411
:
334 case __DRI_IMAGE_FOURCC_YUV422
:
335 case __DRI_IMAGE_FOURCC_YUV444
:
336 case __DRI_IMAGE_FOURCC_NV16
:
337 case __DRI_IMAGE_FOURCC_YVU410
:
338 case __DRI_IMAGE_FOURCC_YVU411
:
339 case __DRI_IMAGE_FOURCC_YVU422
:
340 case __DRI_IMAGE_FOURCC_YVU444
:
342 pf
= PIPE_FORMAT_NONE
;
349 * DRI2 flush extension.
352 dri2_flush_drawable(__DRIdrawable
*dPriv
)
354 dri_flush(dPriv
->driContextPriv
, dPriv
, __DRI2_FLUSH_DRAWABLE
, -1);
358 dri2_invalidate_drawable(__DRIdrawable
*dPriv
)
360 struct dri_drawable
*drawable
= dri_drawable(dPriv
);
362 dri2InvalidateDrawable(dPriv
);
363 drawable
->dPriv
->lastStamp
= drawable
->dPriv
->dri2
.stamp
;
364 drawable
->texture_mask
= 0;
366 p_atomic_inc(&drawable
->base
.stamp
);
369 static const __DRI2flushExtension dri2FlushExtension
= {
370 .base
= { __DRI2_FLUSH
, 4 },
372 .flush
= dri2_flush_drawable
,
373 .invalidate
= dri2_invalidate_drawable
,
374 .flush_with_flags
= dri_flush
,
378 * Retrieve __DRIbuffer from the DRI loader.
381 dri2_drawable_get_buffers(struct dri_drawable
*drawable
,
382 const enum st_attachment_type
*atts
,
385 __DRIdrawable
*dri_drawable
= drawable
->dPriv
;
386 const __DRIdri2LoaderExtension
*loader
= drawable
->sPriv
->dri2
.loader
;
388 __DRIbuffer
*buffers
;
390 unsigned attachments
[10];
391 unsigned num_attachments
, i
;
394 with_format
= dri_with_format(drawable
->sPriv
);
398 /* for Xserver 1.6.0 (DRI2 version 1) we always need to ask for the front */
400 attachments
[num_attachments
++] = __DRI_BUFFER_FRONT_LEFT
;
402 for (i
= 0; i
< *count
; i
++) {
403 enum pipe_format format
;
407 dri_drawable_get_format(drawable
, atts
[i
], &format
, &bind
);
408 if (format
== PIPE_FORMAT_NONE
)
412 case ST_ATTACHMENT_FRONT_LEFT
:
416 att
= __DRI_BUFFER_FRONT_LEFT
;
418 case ST_ATTACHMENT_BACK_LEFT
:
419 att
= __DRI_BUFFER_BACK_LEFT
;
421 case ST_ATTACHMENT_FRONT_RIGHT
:
422 att
= __DRI_BUFFER_FRONT_RIGHT
;
424 case ST_ATTACHMENT_BACK_RIGHT
:
425 att
= __DRI_BUFFER_BACK_RIGHT
;
432 * In this switch statement we must support all formats that
433 * may occur as the stvis->color_format.
436 case PIPE_FORMAT_B10G10R10A2_UNORM
:
437 case PIPE_FORMAT_R10G10B10A2_UNORM
:
438 case PIPE_FORMAT_BGRA8888_UNORM
:
439 case PIPE_FORMAT_RGBA8888_UNORM
:
442 case PIPE_FORMAT_R10G10B10X2_UNORM
:
443 case PIPE_FORMAT_B10G10R10X2_UNORM
:
446 case PIPE_FORMAT_BGRX8888_UNORM
:
447 case PIPE_FORMAT_RGBX8888_UNORM
:
450 case PIPE_FORMAT_B5G6R5_UNORM
:
454 depth
= util_format_get_blocksizebits(format
);
455 assert(!"Unexpected format in dri2_drawable_get_buffers()");
458 attachments
[num_attachments
++] = att
;
460 attachments
[num_attachments
++] = depth
;
465 num_attachments
/= 2;
466 buffers
= loader
->getBuffersWithFormat(dri_drawable
,
467 &dri_drawable
->w
, &dri_drawable
->h
,
468 attachments
, num_attachments
,
469 &num_buffers
, dri_drawable
->loaderPrivate
);
472 buffers
= loader
->getBuffers(dri_drawable
,
473 &dri_drawable
->w
, &dri_drawable
->h
,
474 attachments
, num_attachments
,
475 &num_buffers
, dri_drawable
->loaderPrivate
);
479 *count
= num_buffers
;
485 dri_image_drawable_get_buffers(struct dri_drawable
*drawable
,
486 struct __DRIimageList
*images
,
487 const enum st_attachment_type
*statts
,
488 unsigned statts_count
)
490 __DRIdrawable
*dPriv
= drawable
->dPriv
;
491 __DRIscreen
*sPriv
= drawable
->sPriv
;
492 unsigned int image_format
= __DRI_IMAGE_FORMAT_NONE
;
494 uint32_t buffer_mask
= 0;
497 for (i
= 0; i
< statts_count
; i
++) {
498 dri_drawable_get_format(drawable
, statts
[i
], &pf
, &bind
);
499 if (pf
== PIPE_FORMAT_NONE
)
503 case ST_ATTACHMENT_FRONT_LEFT
:
504 buffer_mask
|= __DRI_IMAGE_BUFFER_FRONT
;
506 case ST_ATTACHMENT_BACK_LEFT
:
507 buffer_mask
|= __DRI_IMAGE_BUFFER_BACK
;
514 case PIPE_FORMAT_B5G6R5_UNORM
:
515 image_format
= __DRI_IMAGE_FORMAT_RGB565
;
517 case PIPE_FORMAT_BGRX8888_UNORM
:
518 image_format
= __DRI_IMAGE_FORMAT_XRGB8888
;
520 case PIPE_FORMAT_BGRA8888_UNORM
:
521 image_format
= __DRI_IMAGE_FORMAT_ARGB8888
;
523 case PIPE_FORMAT_RGBX8888_UNORM
:
524 image_format
= __DRI_IMAGE_FORMAT_XBGR8888
;
526 case PIPE_FORMAT_RGBA8888_UNORM
:
527 image_format
= __DRI_IMAGE_FORMAT_ABGR8888
;
529 case PIPE_FORMAT_B10G10R10X2_UNORM
:
530 image_format
= __DRI_IMAGE_FORMAT_XRGB2101010
;
532 case PIPE_FORMAT_B10G10R10A2_UNORM
:
533 image_format
= __DRI_IMAGE_FORMAT_ARGB2101010
;
535 case PIPE_FORMAT_R10G10B10X2_UNORM
:
536 image_format
= __DRI_IMAGE_FORMAT_XBGR2101010
;
538 case PIPE_FORMAT_R10G10B10A2_UNORM
:
539 image_format
= __DRI_IMAGE_FORMAT_ABGR2101010
;
542 image_format
= __DRI_IMAGE_FORMAT_NONE
;
547 return (*sPriv
->image
.loader
->getBuffers
) (dPriv
, image_format
,
548 (uint32_t *) &drawable
->base
.stamp
,
549 dPriv
->loaderPrivate
, buffer_mask
,
554 dri2_allocate_buffer(__DRIscreen
*sPriv
,
555 unsigned attachment
, unsigned format
,
556 int width
, int height
)
558 struct dri_screen
*screen
= dri_screen(sPriv
);
559 struct dri2_buffer
*buffer
;
560 struct pipe_resource templ
;
563 struct winsys_handle whandle
;
565 switch (attachment
) {
566 case __DRI_BUFFER_FRONT_LEFT
:
567 case __DRI_BUFFER_FAKE_FRONT_LEFT
:
568 bind
= PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
;
570 case __DRI_BUFFER_BACK_LEFT
:
571 bind
= PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
;
573 case __DRI_BUFFER_DEPTH
:
574 case __DRI_BUFFER_DEPTH_STENCIL
:
575 case __DRI_BUFFER_STENCIL
:
576 bind
= PIPE_BIND_DEPTH_STENCIL
; /* XXX sampler? */
580 /* because we get the handle and stride */
581 bind
|= PIPE_BIND_SHARED
;
585 pf
= PIPE_FORMAT_BGRA8888_UNORM
;
588 pf
= PIPE_FORMAT_B10G10R10X2_UNORM
;
591 pf
= PIPE_FORMAT_BGRX8888_UNORM
;
594 pf
= PIPE_FORMAT_Z16_UNORM
;
600 buffer
= CALLOC_STRUCT(dri2_buffer
);
604 memset(&templ
, 0, sizeof(templ
));
607 templ
.target
= PIPE_TEXTURE_2D
;
608 templ
.last_level
= 0;
609 templ
.width0
= width
;
610 templ
.height0
= height
;
612 templ
.array_size
= 1;
615 screen
->base
.screen
->resource_create(screen
->base
.screen
, &templ
);
616 if (!buffer
->resource
) {
621 memset(&whandle
, 0, sizeof(whandle
));
622 if (screen
->can_share_buffer
)
623 whandle
.type
= WINSYS_HANDLE_TYPE_SHARED
;
625 whandle
.type
= WINSYS_HANDLE_TYPE_KMS
;
627 screen
->base
.screen
->resource_get_handle(screen
->base
.screen
, NULL
,
628 buffer
->resource
, &whandle
,
629 PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
| PIPE_HANDLE_USAGE_READ
);
631 buffer
->base
.attachment
= attachment
;
632 buffer
->base
.name
= whandle
.handle
;
633 buffer
->base
.cpp
= util_format_get_blocksize(pf
);
634 buffer
->base
.pitch
= whandle
.stride
;
636 return &buffer
->base
;
640 dri2_release_buffer(__DRIscreen
*sPriv
, __DRIbuffer
*bPriv
)
642 struct dri2_buffer
*buffer
= dri2_buffer(bPriv
);
644 pipe_resource_reference(&buffer
->resource
, NULL
);
649 * Backend functions for st_framebuffer interface.
653 dri2_allocate_textures(struct dri_context
*ctx
,
654 struct dri_drawable
*drawable
,
655 const enum st_attachment_type
*statts
,
656 unsigned statts_count
)
658 __DRIscreen
*sPriv
= drawable
->sPriv
;
659 __DRIdrawable
*dri_drawable
= drawable
->dPriv
;
660 struct dri_screen
*screen
= dri_screen(sPriv
);
661 struct pipe_resource templ
;
662 boolean alloc_depthstencil
= FALSE
;
664 const __DRIimageLoaderExtension
*image
= sPriv
->image
.loader
;
665 /* Image specific variables */
666 struct __DRIimageList images
;
667 /* Dri2 specific variables */
668 __DRIbuffer
*buffers
= NULL
;
669 struct winsys_handle whandle
;
670 unsigned num_buffers
= statts_count
;
672 /* First get the buffers from the loader */
674 if (!dri_image_drawable_get_buffers(drawable
, &images
,
675 statts
, statts_count
))
679 buffers
= dri2_drawable_get_buffers(drawable
, statts
, &num_buffers
);
680 if (!buffers
|| (drawable
->old_num
== num_buffers
&&
681 drawable
->old_w
== dri_drawable
->w
&&
682 drawable
->old_h
== dri_drawable
->h
&&
683 memcmp(drawable
->old
, buffers
,
684 sizeof(__DRIbuffer
) * num_buffers
) == 0))
688 /* Second clean useless resources*/
690 /* See if we need a depth-stencil buffer. */
691 for (i
= 0; i
< statts_count
; i
++) {
692 if (statts
[i
] == ST_ATTACHMENT_DEPTH_STENCIL
) {
693 alloc_depthstencil
= TRUE
;
698 /* Delete the resources we won't need. */
699 for (i
= 0; i
< ST_ATTACHMENT_COUNT
; i
++) {
700 /* Don't delete the depth-stencil buffer, we can reuse it. */
701 if (i
== ST_ATTACHMENT_DEPTH_STENCIL
&& alloc_depthstencil
)
704 /* Flush the texture before unreferencing, so that other clients can
705 * see what the driver has rendered.
707 if (i
!= ST_ATTACHMENT_DEPTH_STENCIL
&& drawable
->textures
[i
]) {
708 struct pipe_context
*pipe
= ctx
->st
->pipe
;
709 pipe
->flush_resource(pipe
, drawable
->textures
[i
]);
712 pipe_resource_reference(&drawable
->textures
[i
], NULL
);
715 if (drawable
->stvis
.samples
> 1) {
716 for (i
= 0; i
< ST_ATTACHMENT_COUNT
; i
++) {
719 /* Don't delete MSAA resources for the attachments which are enabled,
720 * we can reuse them. */
721 for (j
= 0; j
< statts_count
; j
++) {
722 if (i
== statts
[j
]) {
729 pipe_resource_reference(&drawable
->msaa_textures
[i
], NULL
);
734 /* Third use the buffers retrieved to fill the drawable info */
736 memset(&templ
, 0, sizeof(templ
));
737 templ
.target
= screen
->target
;
738 templ
.last_level
= 0;
740 templ
.array_size
= 1;
743 if (images
.image_mask
& __DRI_IMAGE_BUFFER_FRONT
) {
744 struct pipe_resource
**buf
=
745 &drawable
->textures
[ST_ATTACHMENT_FRONT_LEFT
];
746 struct pipe_resource
*texture
= images
.front
->texture
;
748 dri_drawable
->w
= texture
->width0
;
749 dri_drawable
->h
= texture
->height0
;
751 pipe_resource_reference(buf
, texture
);
754 if (images
.image_mask
& __DRI_IMAGE_BUFFER_BACK
) {
755 struct pipe_resource
**buf
=
756 &drawable
->textures
[ST_ATTACHMENT_BACK_LEFT
];
757 struct pipe_resource
*texture
= images
.back
->texture
;
759 dri_drawable
->w
= texture
->width0
;
760 dri_drawable
->h
= texture
->height0
;
762 pipe_resource_reference(buf
, texture
);
765 /* Note: if there is both a back and a front buffer,
766 * then they have the same size.
768 templ
.width0
= dri_drawable
->w
;
769 templ
.height0
= dri_drawable
->h
;
772 memset(&whandle
, 0, sizeof(whandle
));
774 /* Process DRI-provided buffers and get pipe_resources. */
775 for (i
= 0; i
< num_buffers
; i
++) {
776 __DRIbuffer
*buf
= &buffers
[i
];
777 enum st_attachment_type statt
;
778 enum pipe_format format
;
780 switch (buf
->attachment
) {
781 case __DRI_BUFFER_FRONT_LEFT
:
782 if (!screen
->auto_fake_front
) {
783 continue; /* invalid attachment */
786 case __DRI_BUFFER_FAKE_FRONT_LEFT
:
787 statt
= ST_ATTACHMENT_FRONT_LEFT
;
789 case __DRI_BUFFER_BACK_LEFT
:
790 statt
= ST_ATTACHMENT_BACK_LEFT
;
793 continue; /* invalid attachment */
796 dri_drawable_get_format(drawable
, statt
, &format
, &bind
);
797 if (format
== PIPE_FORMAT_NONE
)
800 /* dri2_drawable_get_buffers has already filled dri_drawable->w
801 * and dri_drawable->h */
802 templ
.width0
= dri_drawable
->w
;
803 templ
.height0
= dri_drawable
->h
;
804 templ
.format
= format
;
806 whandle
.handle
= buf
->name
;
807 whandle
.stride
= buf
->pitch
;
809 whandle
.modifier
= DRM_FORMAT_MOD_INVALID
;
810 if (screen
->can_share_buffer
)
811 whandle
.type
= WINSYS_HANDLE_TYPE_SHARED
;
813 whandle
.type
= WINSYS_HANDLE_TYPE_KMS
;
814 drawable
->textures
[statt
] =
815 screen
->base
.screen
->resource_from_handle(screen
->base
.screen
,
817 PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
| PIPE_HANDLE_USAGE_READ
);
818 assert(drawable
->textures
[statt
]);
822 /* Allocate private MSAA colorbuffers. */
823 if (drawable
->stvis
.samples
> 1) {
824 for (i
= 0; i
< statts_count
; i
++) {
825 enum st_attachment_type statt
= statts
[i
];
827 if (statt
== ST_ATTACHMENT_DEPTH_STENCIL
)
830 if (drawable
->textures
[statt
]) {
831 templ
.format
= drawable
->textures
[statt
]->format
;
832 templ
.bind
= drawable
->textures
[statt
]->bind
&
833 ~(PIPE_BIND_SCANOUT
| PIPE_BIND_SHARED
);
834 templ
.nr_samples
= drawable
->stvis
.samples
;
835 templ
.nr_storage_samples
= drawable
->stvis
.samples
;
837 /* Try to reuse the resource.
838 * (the other resource parameters should be constant)
840 if (!drawable
->msaa_textures
[statt
] ||
841 drawable
->msaa_textures
[statt
]->width0
!= templ
.width0
||
842 drawable
->msaa_textures
[statt
]->height0
!= templ
.height0
) {
843 /* Allocate a new one. */
844 pipe_resource_reference(&drawable
->msaa_textures
[statt
], NULL
);
846 drawable
->msaa_textures
[statt
] =
847 screen
->base
.screen
->resource_create(screen
->base
.screen
,
849 assert(drawable
->msaa_textures
[statt
]);
851 /* If there are any MSAA resources, we should initialize them
852 * such that they contain the same data as the single-sample
853 * resources we just got from the X server.
855 * The reason for this is that the state tracker (and
856 * therefore the app) can access the MSAA resources only.
857 * The single-sample resources are not exposed
858 * to the state tracker.
861 dri_pipe_blit(ctx
->st
->pipe
,
862 drawable
->msaa_textures
[statt
],
863 drawable
->textures
[statt
]);
867 pipe_resource_reference(&drawable
->msaa_textures
[statt
], NULL
);
872 /* Allocate a private depth-stencil buffer. */
873 if (alloc_depthstencil
) {
874 enum st_attachment_type statt
= ST_ATTACHMENT_DEPTH_STENCIL
;
875 struct pipe_resource
**zsbuf
;
876 enum pipe_format format
;
879 dri_drawable_get_format(drawable
, statt
, &format
, &bind
);
882 templ
.format
= format
;
883 templ
.bind
= bind
& ~PIPE_BIND_SHARED
;
885 if (drawable
->stvis
.samples
> 1) {
886 templ
.nr_samples
= drawable
->stvis
.samples
;
887 templ
.nr_storage_samples
= drawable
->stvis
.samples
;
888 zsbuf
= &drawable
->msaa_textures
[statt
];
891 templ
.nr_samples
= 0;
892 templ
.nr_storage_samples
= 0;
893 zsbuf
= &drawable
->textures
[statt
];
896 /* Try to reuse the resource.
897 * (the other resource parameters should be constant)
900 (*zsbuf
)->width0
!= templ
.width0
||
901 (*zsbuf
)->height0
!= templ
.height0
) {
902 /* Allocate a new one. */
903 pipe_resource_reference(zsbuf
, NULL
);
904 *zsbuf
= screen
->base
.screen
->resource_create(screen
->base
.screen
,
910 pipe_resource_reference(&drawable
->msaa_textures
[statt
], NULL
);
911 pipe_resource_reference(&drawable
->textures
[statt
], NULL
);
915 /* For DRI2, we may get the same buffers again from the server.
916 * To prevent useless imports of gem names, drawable->old* is used
917 * to bypass the import if we get the same buffers. This doesn't apply
918 * to DRI3/Wayland, users of image.loader, since the buffer is managed
919 * by the client (no import), and the back buffer is going to change
923 drawable
->old_num
= num_buffers
;
924 drawable
->old_w
= dri_drawable
->w
;
925 drawable
->old_h
= dri_drawable
->h
;
926 memcpy(drawable
->old
, buffers
, sizeof(__DRIbuffer
) * num_buffers
);
931 dri2_flush_frontbuffer(struct dri_context
*ctx
,
932 struct dri_drawable
*drawable
,
933 enum st_attachment_type statt
)
935 __DRIdrawable
*dri_drawable
= drawable
->dPriv
;
936 const __DRIimageLoaderExtension
*image
= drawable
->sPriv
->image
.loader
;
937 const __DRIdri2LoaderExtension
*loader
= drawable
->sPriv
->dri2
.loader
;
938 struct pipe_context
*pipe
= ctx
->st
->pipe
;
940 if (statt
!= ST_ATTACHMENT_FRONT_LEFT
)
943 if (drawable
->stvis
.samples
> 1) {
944 /* Resolve the front buffer. */
945 dri_pipe_blit(ctx
->st
->pipe
,
946 drawable
->textures
[ST_ATTACHMENT_FRONT_LEFT
],
947 drawable
->msaa_textures
[ST_ATTACHMENT_FRONT_LEFT
]);
950 if (drawable
->textures
[ST_ATTACHMENT_FRONT_LEFT
]) {
951 pipe
->flush_resource(pipe
, drawable
->textures
[ST_ATTACHMENT_FRONT_LEFT
]);
954 pipe
->flush(pipe
, NULL
, 0);
957 image
->flushFrontBuffer(dri_drawable
, dri_drawable
->loaderPrivate
);
959 else if (loader
->flushFrontBuffer
) {
960 loader
->flushFrontBuffer(dri_drawable
, dri_drawable
->loaderPrivate
);
965 * The struct dri_drawable flush_swapbuffers callback
968 dri2_flush_swapbuffers(struct dri_context
*ctx
,
969 struct dri_drawable
*drawable
)
971 __DRIdrawable
*dri_drawable
= drawable
->dPriv
;
972 const __DRIimageLoaderExtension
*image
= drawable
->sPriv
->image
.loader
;
974 if (image
&& image
->base
.version
>= 3 && image
->flushSwapBuffers
) {
975 image
->flushSwapBuffers(dri_drawable
, dri_drawable
->loaderPrivate
);
980 dri2_update_tex_buffer(struct dri_drawable
*drawable
,
981 struct dri_context
*ctx
,
982 struct pipe_resource
*res
)
988 dri2_create_image_from_winsys(__DRIscreen
*_screen
,
989 int width
, int height
, int format
,
990 int num_handles
, struct winsys_handle
*whandle
,
993 struct dri_screen
*screen
= dri_screen(_screen
);
994 struct pipe_screen
*pscreen
= screen
->base
.screen
;
996 struct pipe_resource templ
;
1001 tex_usage
= PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
;
1003 pf
= dri2_format_to_pipe_format (format
);
1004 if (pf
== PIPE_FORMAT_NONE
)
1007 img
= CALLOC_STRUCT(__DRIimageRec
);
1011 memset(&templ
, 0, sizeof(templ
));
1012 templ
.bind
= tex_usage
;
1013 templ
.target
= screen
->target
;
1014 templ
.last_level
= 0;
1016 templ
.array_size
= 1;
1018 for (i
= num_handles
- 1; i
>= 0; i
--) {
1019 struct pipe_resource
*tex
;
1021 /* TODO: something a lot less ugly */
1024 templ
.width0
= width
;
1025 templ
.height0
= height
;
1029 templ
.width0
= width
/ 2;
1030 templ
.height0
= height
/ 2;
1031 templ
.format
= (num_handles
== 2) ?
1032 PIPE_FORMAT_RG88_UNORM
: /* NV12, etc */
1033 PIPE_FORMAT_R8_UNORM
; /* I420, etc */
1036 templ
.width0
= width
/ 2;
1037 templ
.height0
= height
/ 2;
1038 templ
.format
= PIPE_FORMAT_R8_UNORM
;
1041 unreachable("too many planes!");
1044 tex
= pscreen
->resource_from_handle(pscreen
,
1045 &templ
, &whandle
[i
], PIPE_HANDLE_USAGE_READ_WRITE
);
1047 pipe_resource_reference(&img
->texture
, NULL
);
1052 tex
->next
= img
->texture
;
1058 img
->dri_format
= format
;
1060 img
->loader_private
= loaderPrivate
;
1066 dri2_create_image_from_name(__DRIscreen
*_screen
,
1067 int width
, int height
, int format
,
1068 int name
, int pitch
, void *loaderPrivate
)
1070 struct winsys_handle whandle
;
1071 enum pipe_format pf
;
1073 memset(&whandle
, 0, sizeof(whandle
));
1074 whandle
.type
= WINSYS_HANDLE_TYPE_SHARED
;
1075 whandle
.handle
= name
;
1076 whandle
.modifier
= DRM_FORMAT_MOD_INVALID
;
1078 pf
= dri2_format_to_pipe_format (format
);
1079 if (pf
== PIPE_FORMAT_NONE
)
1082 whandle
.stride
= pitch
* util_format_get_blocksize(pf
);
1084 return dri2_create_image_from_winsys(_screen
, width
, height
, format
,
1085 1, &whandle
, loaderPrivate
);
1089 dri2_create_image_from_fd(__DRIscreen
*_screen
,
1090 int width
, int height
, int fourcc
,
1091 uint64_t modifier
, int *fds
, int num_fds
,
1092 int *strides
, int *offsets
, unsigned *error
,
1093 int *dri_components
, void *loaderPrivate
)
1095 struct winsys_handle whandles
[3];
1097 __DRIimage
*img
= NULL
;
1098 unsigned err
= __DRI_IMAGE_ERROR_SUCCESS
;
1099 int expected_num_fds
, i
;
1102 case __DRI_IMAGE_FOURCC_YUV420
:
1103 case __DRI_IMAGE_FOURCC_YVU420
:
1104 expected_num_fds
= 3;
1106 case __DRI_IMAGE_FOURCC_NV12
:
1107 expected_num_fds
= 2;
1110 expected_num_fds
= 1;
1114 if (num_fds
!= expected_num_fds
) {
1115 err
= __DRI_IMAGE_ERROR_BAD_MATCH
;
1119 format
= convert_fourcc(fourcc
, dri_components
);
1121 err
= __DRI_IMAGE_ERROR_BAD_MATCH
;
1125 memset(whandles
, 0, sizeof(whandles
));
1127 for (i
= 0; i
< num_fds
; i
++) {
1129 err
= __DRI_IMAGE_ERROR_BAD_ALLOC
;
1133 whandles
[i
].type
= WINSYS_HANDLE_TYPE_FD
;
1134 whandles
[i
].handle
= (unsigned)fds
[i
];
1135 whandles
[i
].stride
= (unsigned)strides
[i
];
1136 whandles
[i
].offset
= (unsigned)offsets
[i
];
1137 whandles
[i
].modifier
= modifier
;
1140 if (fourcc
== __DRI_IMAGE_FOURCC_YVU420
) {
1141 /* convert to YUV420 by swapping 2nd and 3rd planes: */
1142 struct winsys_handle tmp
= whandles
[1];
1143 whandles
[1] = whandles
[2];
1145 fourcc
= __DRI_IMAGE_FOURCC_YUV420
;
1148 img
= dri2_create_image_from_winsys(_screen
, width
, height
, format
,
1149 num_fds
, whandles
, loaderPrivate
);
1151 err
= __DRI_IMAGE_ERROR_BAD_ALLOC
;
1161 dri2_create_image_common(__DRIscreen
*_screen
,
1162 int width
, int height
,
1163 int format
, unsigned int use
,
1164 const uint64_t *modifiers
,
1165 const unsigned count
,
1166 void *loaderPrivate
)
1168 struct dri_screen
*screen
= dri_screen(_screen
);
1170 struct pipe_resource templ
;
1172 enum pipe_format pf
;
1174 /* createImageWithModifiers doesn't supply usage, and we should not get
1175 * here with both modifiers and a usage flag.
1177 assert(!(use
&& (modifiers
!= NULL
)));
1179 tex_usage
= PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
;
1181 if (use
& __DRI_IMAGE_USE_SCANOUT
)
1182 tex_usage
|= PIPE_BIND_SCANOUT
;
1183 if (use
& __DRI_IMAGE_USE_SHARE
)
1184 tex_usage
|= PIPE_BIND_SHARED
;
1185 if (use
& __DRI_IMAGE_USE_LINEAR
)
1186 tex_usage
|= PIPE_BIND_LINEAR
;
1187 if (use
& __DRI_IMAGE_USE_CURSOR
) {
1188 if (width
!= 64 || height
!= 64)
1190 tex_usage
|= PIPE_BIND_CURSOR
;
1193 pf
= dri2_format_to_pipe_format (format
);
1194 if (pf
== PIPE_FORMAT_NONE
)
1197 img
= CALLOC_STRUCT(__DRIimageRec
);
1201 memset(&templ
, 0, sizeof(templ
));
1202 templ
.bind
= tex_usage
;
1204 templ
.target
= PIPE_TEXTURE_2D
;
1205 templ
.last_level
= 0;
1206 templ
.width0
= width
;
1207 templ
.height0
= height
;
1209 templ
.array_size
= 1;
1214 ->resource_create_with_modifiers(screen
->base
.screen
,
1220 screen
->base
.screen
->resource_create(screen
->base
.screen
, &templ
);
1221 if (!img
->texture
) {
1228 img
->dri_format
= format
;
1229 img
->dri_components
= 0;
1232 img
->loader_private
= loaderPrivate
;
1237 dri2_create_image(__DRIscreen
*_screen
,
1238 int width
, int height
, int format
,
1239 unsigned int use
, void *loaderPrivate
)
1241 return dri2_create_image_common(_screen
, width
, height
, format
, use
,
1242 NULL
/* modifiers */, 0 /* count */,
1247 dri2_create_image_with_modifiers(__DRIscreen
*dri_screen
,
1248 int width
, int height
, int format
,
1249 const uint64_t *modifiers
,
1250 const unsigned count
,
1251 void *loaderPrivate
)
1253 return dri2_create_image_common(dri_screen
, width
, height
, format
,
1254 0 /* use */, modifiers
, count
,
1259 dri2_query_image(__DRIimage
*image
, int attrib
, int *value
)
1261 struct winsys_handle whandle
;
1264 if (image
->use
& __DRI_IMAGE_USE_BACKBUFFER
)
1265 usage
= PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
| PIPE_HANDLE_USAGE_READ
;
1267 usage
= PIPE_HANDLE_USAGE_READ_WRITE
;
1269 memset(&whandle
, 0, sizeof(whandle
));
1272 case __DRI_IMAGE_ATTRIB_STRIDE
:
1273 whandle
.type
= WINSYS_HANDLE_TYPE_KMS
;
1274 if (!image
->texture
->screen
->resource_get_handle(image
->texture
->screen
,
1275 NULL
, image
->texture
, &whandle
, usage
))
1277 *value
= whandle
.stride
;
1279 case __DRI_IMAGE_ATTRIB_OFFSET
:
1280 whandle
.type
= WINSYS_HANDLE_TYPE_KMS
;
1281 if (!image
->texture
->screen
->resource_get_handle(image
->texture
->screen
,
1282 NULL
, image
->texture
, &whandle
, usage
))
1284 *value
= whandle
.offset
;
1286 case __DRI_IMAGE_ATTRIB_HANDLE
:
1287 whandle
.type
= WINSYS_HANDLE_TYPE_KMS
;
1288 if (!image
->texture
->screen
->resource_get_handle(image
->texture
->screen
,
1289 NULL
, image
->texture
, &whandle
, usage
))
1291 *value
= whandle
.handle
;
1293 case __DRI_IMAGE_ATTRIB_NAME
:
1294 whandle
.type
= WINSYS_HANDLE_TYPE_SHARED
;
1295 if (!image
->texture
->screen
->resource_get_handle(image
->texture
->screen
,
1296 NULL
, image
->texture
, &whandle
, usage
))
1298 *value
= whandle
.handle
;
1300 case __DRI_IMAGE_ATTRIB_FD
:
1301 whandle
.type
= WINSYS_HANDLE_TYPE_FD
;
1302 if (!image
->texture
->screen
->resource_get_handle(image
->texture
->screen
,
1303 NULL
, image
->texture
, &whandle
, usage
))
1306 *value
= whandle
.handle
;
1308 case __DRI_IMAGE_ATTRIB_FORMAT
:
1309 *value
= image
->dri_format
;
1311 case __DRI_IMAGE_ATTRIB_WIDTH
:
1312 *value
= image
->texture
->width0
;
1314 case __DRI_IMAGE_ATTRIB_HEIGHT
:
1315 *value
= image
->texture
->height0
;
1317 case __DRI_IMAGE_ATTRIB_COMPONENTS
:
1318 if (image
->dri_components
== 0)
1320 *value
= image
->dri_components
;
1322 case __DRI_IMAGE_ATTRIB_FOURCC
:
1323 *value
= convert_to_fourcc(image
->dri_format
);
1324 return *value
!= -1;
1325 case __DRI_IMAGE_ATTRIB_NUM_PLANES
:
1328 case __DRI_IMAGE_ATTRIB_MODIFIER_UPPER
:
1329 whandle
.type
= WINSYS_HANDLE_TYPE_KMS
;
1330 whandle
.modifier
= DRM_FORMAT_MOD_INVALID
;
1331 if (!image
->texture
->screen
->resource_get_handle(image
->texture
->screen
,
1332 NULL
, image
->texture
, &whandle
, usage
))
1334 if (whandle
.modifier
== DRM_FORMAT_MOD_INVALID
)
1336 *value
= (whandle
.modifier
>> 32) & 0xffffffff;
1338 case __DRI_IMAGE_ATTRIB_MODIFIER_LOWER
:
1339 whandle
.type
= WINSYS_HANDLE_TYPE_KMS
;
1340 whandle
.modifier
= DRM_FORMAT_MOD_INVALID
;
1341 if (!image
->texture
->screen
->resource_get_handle(image
->texture
->screen
,
1342 NULL
, image
->texture
, &whandle
, usage
))
1344 if (whandle
.modifier
== DRM_FORMAT_MOD_INVALID
)
1346 *value
= whandle
.modifier
& 0xffffffff;
1354 dri2_dup_image(__DRIimage
*image
, void *loaderPrivate
)
1358 img
= CALLOC_STRUCT(__DRIimageRec
);
1362 img
->texture
= NULL
;
1363 pipe_resource_reference(&img
->texture
, image
->texture
);
1364 img
->level
= image
->level
;
1365 img
->layer
= image
->layer
;
1366 img
->dri_format
= image
->dri_format
;
1367 /* This should be 0 for sub images, but dup is also used for base images. */
1368 img
->dri_components
= image
->dri_components
;
1369 img
->loader_private
= loaderPrivate
;
1375 dri2_validate_usage(__DRIimage
*image
, unsigned int use
)
1377 if (!image
|| !image
->texture
)
1380 struct pipe_screen
*screen
= image
->texture
->screen
;
1381 if (!screen
->check_resource_capability
)
1384 /* We don't want to check these:
1385 * __DRI_IMAGE_USE_SHARE (all images are shareable)
1386 * __DRI_IMAGE_USE_BACKBUFFER (all images support this)
1389 if (use
& __DRI_IMAGE_USE_SCANOUT
)
1390 bind
|= PIPE_BIND_SCANOUT
;
1391 if (use
& __DRI_IMAGE_USE_LINEAR
)
1392 bind
|= PIPE_BIND_LINEAR
;
1393 if (use
& __DRI_IMAGE_USE_CURSOR
)
1394 bind
|= PIPE_BIND_CURSOR
;
1399 return screen
->check_resource_capability(screen
, image
->texture
, bind
);
1403 dri2_from_names(__DRIscreen
*screen
, int width
, int height
, int format
,
1404 int *names
, int num_names
, int *strides
, int *offsets
,
1405 void *loaderPrivate
)
1409 struct winsys_handle whandle
;
1414 format
= convert_fourcc(format
, &dri_components
);
1418 memset(&whandle
, 0, sizeof(whandle
));
1419 whandle
.type
= WINSYS_HANDLE_TYPE_SHARED
;
1420 whandle
.handle
= names
[0];
1421 whandle
.stride
= strides
[0];
1422 whandle
.offset
= offsets
[0];
1423 whandle
.modifier
= DRM_FORMAT_MOD_INVALID
;
1425 img
= dri2_create_image_from_winsys(screen
, width
, height
, format
,
1426 1, &whandle
, loaderPrivate
);
1430 img
->dri_components
= dri_components
;
1435 dri2_from_planar(__DRIimage
*image
, int plane
, void *loaderPrivate
)
1442 if (image
->dri_components
== 0)
1445 img
= dri2_dup_image(image
, loaderPrivate
);
1449 if (img
->texture
->screen
->resource_changed
)
1450 img
->texture
->screen
->resource_changed(img
->texture
->screen
,
1453 /* set this to 0 for sub images. */
1454 img
->dri_components
= 0;
1459 dri2_from_fds(__DRIscreen
*screen
, int width
, int height
, int fourcc
,
1460 int *fds
, int num_fds
, int *strides
, int *offsets
,
1461 void *loaderPrivate
)
1466 img
= dri2_create_image_from_fd(screen
, width
, height
, fourcc
,
1467 DRM_FORMAT_MOD_INVALID
, fds
, num_fds
,
1468 strides
, offsets
, NULL
,
1469 &dri_components
, loaderPrivate
);
1473 img
->dri_components
= dri_components
;
1478 dri2_query_dma_buf_formats(__DRIscreen
*_screen
, int max
, int *formats
,
1481 struct dri_screen
*screen
= dri_screen(_screen
);
1482 struct pipe_screen
*pscreen
= screen
->base
.screen
;
1483 const unsigned bind
= PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
;
1486 for (i
= 0, j
= 0; (i
< ARRAY_SIZE(fourcc_formats
)) &&
1487 (j
< max
|| max
== 0); i
++) {
1488 /* The sRGB format is not a real FourCC as defined by drm_fourcc.h, so we
1489 * must not leak it out to clients.
1491 if (fourcc_formats
[i
] == __DRI_IMAGE_FOURCC_SARGB8888
)
1494 if (pscreen
->is_format_supported(pscreen
,
1495 fourcc_to_pipe_format(
1500 formats
[j
] = fourcc_formats
[i
];
1509 dri2_query_dma_buf_modifiers(__DRIscreen
*_screen
, int fourcc
, int max
,
1510 uint64_t *modifiers
, unsigned int *external_only
,
1513 struct dri_screen
*screen
= dri_screen(_screen
);
1514 struct pipe_screen
*pscreen
= screen
->base
.screen
;
1515 enum pipe_format format
= fourcc_to_pipe_format(fourcc
);
1516 const unsigned usage
= PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
;
1518 if (pscreen
->query_dmabuf_modifiers
!= NULL
&&
1519 pscreen
->is_format_supported(pscreen
, format
, screen
->target
, 0, 0,
1521 pscreen
->query_dmabuf_modifiers(pscreen
, format
, max
, modifiers
,
1522 external_only
, count
);
1529 dri2_from_dma_bufs(__DRIscreen
*screen
,
1530 int width
, int height
, int fourcc
,
1531 int *fds
, int num_fds
,
1532 int *strides
, int *offsets
,
1533 enum __DRIYUVColorSpace yuv_color_space
,
1534 enum __DRISampleRange sample_range
,
1535 enum __DRIChromaSiting horizontal_siting
,
1536 enum __DRIChromaSiting vertical_siting
,
1538 void *loaderPrivate
)
1543 img
= dri2_create_image_from_fd(screen
, width
, height
, fourcc
,
1544 DRM_FORMAT_MOD_INVALID
, fds
, num_fds
,
1545 strides
, offsets
, error
,
1546 &dri_components
, loaderPrivate
);
1550 img
->yuv_color_space
= yuv_color_space
;
1551 img
->sample_range
= sample_range
;
1552 img
->horizontal_siting
= horizontal_siting
;
1553 img
->vertical_siting
= vertical_siting
;
1554 img
->dri_components
= dri_components
;
1556 *error
= __DRI_IMAGE_ERROR_SUCCESS
;
1561 dri2_from_dma_bufs2(__DRIscreen
*screen
,
1562 int width
, int height
, int fourcc
,
1563 uint64_t modifier
, int *fds
, int num_fds
,
1564 int *strides
, int *offsets
,
1565 enum __DRIYUVColorSpace yuv_color_space
,
1566 enum __DRISampleRange sample_range
,
1567 enum __DRIChromaSiting horizontal_siting
,
1568 enum __DRIChromaSiting vertical_siting
,
1570 void *loaderPrivate
)
1575 img
= dri2_create_image_from_fd(screen
, width
, height
, fourcc
,
1576 modifier
, fds
, num_fds
, strides
, offsets
,
1577 error
, &dri_components
, loaderPrivate
);
1581 img
->yuv_color_space
= yuv_color_space
;
1582 img
->sample_range
= sample_range
;
1583 img
->horizontal_siting
= horizontal_siting
;
1584 img
->vertical_siting
= vertical_siting
;
1585 img
->dri_components
= dri_components
;
1587 *error
= __DRI_IMAGE_ERROR_SUCCESS
;
1592 dri2_blit_image(__DRIcontext
*context
, __DRIimage
*dst
, __DRIimage
*src
,
1593 int dstx0
, int dsty0
, int dstwidth
, int dstheight
,
1594 int srcx0
, int srcy0
, int srcwidth
, int srcheight
,
1597 struct dri_context
*ctx
= dri_context(context
);
1598 struct pipe_context
*pipe
= ctx
->st
->pipe
;
1599 struct pipe_screen
*screen
;
1600 struct pipe_fence_handle
*fence
;
1601 struct pipe_blit_info blit
;
1606 memset(&blit
, 0, sizeof(blit
));
1607 blit
.dst
.resource
= dst
->texture
;
1608 blit
.dst
.box
.x
= dstx0
;
1609 blit
.dst
.box
.y
= dsty0
;
1610 blit
.dst
.box
.width
= dstwidth
;
1611 blit
.dst
.box
.height
= dstheight
;
1612 blit
.dst
.box
.depth
= 1;
1613 blit
.dst
.format
= dst
->texture
->format
;
1614 blit
.src
.resource
= src
->texture
;
1615 blit
.src
.box
.x
= srcx0
;
1616 blit
.src
.box
.y
= srcy0
;
1617 blit
.src
.box
.width
= srcwidth
;
1618 blit
.src
.box
.height
= srcheight
;
1619 blit
.src
.box
.depth
= 1;
1620 blit
.src
.format
= src
->texture
->format
;
1621 blit
.mask
= PIPE_MASK_RGBA
;
1622 blit
.filter
= PIPE_TEX_FILTER_NEAREST
;
1624 pipe
->blit(pipe
, &blit
);
1626 if (flush_flag
== __BLIT_FLAG_FLUSH
) {
1627 pipe
->flush_resource(pipe
, dst
->texture
);
1628 ctx
->st
->flush(ctx
->st
, 0, NULL
);
1629 } else if (flush_flag
== __BLIT_FLAG_FINISH
) {
1630 screen
= dri_screen(ctx
->sPriv
)->base
.screen
;
1631 pipe
->flush_resource(pipe
, dst
->texture
);
1632 ctx
->st
->flush(ctx
->st
, 0, &fence
);
1633 (void) screen
->fence_finish(screen
, NULL
, fence
, PIPE_TIMEOUT_INFINITE
);
1634 screen
->fence_reference(screen
, &fence
, NULL
);
1639 dri2_map_image(__DRIcontext
*context
, __DRIimage
*image
,
1640 int x0
, int y0
, int width
, int height
,
1641 unsigned int flags
, int *stride
, void **data
)
1643 struct dri_context
*ctx
= dri_context(context
);
1644 struct pipe_context
*pipe
= ctx
->st
->pipe
;
1645 enum pipe_transfer_usage pipe_access
= 0;
1646 struct pipe_transfer
*trans
;
1649 if (!image
|| !data
|| *data
)
1652 if (flags
& __DRI_IMAGE_TRANSFER_READ
)
1653 pipe_access
|= PIPE_TRANSFER_READ
;
1654 if (flags
& __DRI_IMAGE_TRANSFER_WRITE
)
1655 pipe_access
|= PIPE_TRANSFER_WRITE
;
1657 map
= pipe_transfer_map(pipe
, image
->texture
,
1658 0, 0, pipe_access
, x0
, y0
, width
, height
,
1662 *stride
= trans
->stride
;
1669 dri2_unmap_image(__DRIcontext
*context
, __DRIimage
*image
, void *data
)
1671 struct dri_context
*ctx
= dri_context(context
);
1672 struct pipe_context
*pipe
= ctx
->st
->pipe
;
1674 pipe_transfer_unmap(pipe
, (struct pipe_transfer
*)data
);
1678 dri2_get_capabilities(__DRIscreen
*_screen
)
1680 struct dri_screen
*screen
= dri_screen(_screen
);
1682 return (screen
->can_share_buffer
? __DRI_IMAGE_CAP_GLOBAL_NAMES
: 0);
1685 /* The extension is modified during runtime if DRI_PRIME is detected */
1686 static __DRIimageExtension dri2ImageExtension
= {
1687 .base
= { __DRI_IMAGE
, 17 },
1689 .createImageFromName
= dri2_create_image_from_name
,
1690 .createImageFromRenderbuffer
= dri2_create_image_from_renderbuffer
,
1691 .destroyImage
= dri2_destroy_image
,
1692 .createImage
= dri2_create_image
,
1693 .queryImage
= dri2_query_image
,
1694 .dupImage
= dri2_dup_image
,
1695 .validateUsage
= dri2_validate_usage
,
1696 .createImageFromNames
= dri2_from_names
,
1697 .fromPlanar
= dri2_from_planar
,
1698 .createImageFromTexture
= dri2_create_from_texture
,
1699 .createImageFromFds
= NULL
,
1700 .createImageFromDmaBufs
= NULL
,
1701 .blitImage
= dri2_blit_image
,
1702 .getCapabilities
= dri2_get_capabilities
,
1703 .mapImage
= dri2_map_image
,
1704 .unmapImage
= dri2_unmap_image
,
1705 .createImageWithModifiers
= NULL
,
1706 .createImageFromDmaBufs2
= NULL
,
1707 .queryDmaBufFormats
= NULL
,
1708 .queryDmaBufModifiers
= NULL
,
1709 .queryDmaBufFormatModifierAttribs
= NULL
,
1710 .createImageFromRenderbuffer2
= dri2_create_image_from_renderbuffer2
,
1713 static const __DRIrobustnessExtension dri2Robustness
= {
1714 .base
= { __DRI2_ROBUSTNESS
, 1 }
1718 dri2_interop_query_device_info(__DRIcontext
*_ctx
,
1719 struct mesa_glinterop_device_info
*out
)
1721 struct pipe_screen
*screen
= dri_context(_ctx
)->st
->pipe
->screen
;
1723 /* There is no version 0, thus we do not support it */
1724 if (out
->version
== 0)
1725 return MESA_GLINTEROP_INVALID_VERSION
;
1727 out
->pci_segment_group
= screen
->get_param(screen
, PIPE_CAP_PCI_GROUP
);
1728 out
->pci_bus
= screen
->get_param(screen
, PIPE_CAP_PCI_BUS
);
1729 out
->pci_device
= screen
->get_param(screen
, PIPE_CAP_PCI_DEVICE
);
1730 out
->pci_function
= screen
->get_param(screen
, PIPE_CAP_PCI_FUNCTION
);
1732 out
->vendor_id
= screen
->get_param(screen
, PIPE_CAP_VENDOR_ID
);
1733 out
->device_id
= screen
->get_param(screen
, PIPE_CAP_DEVICE_ID
);
1735 /* Instruct the caller that we support up-to version one of the interface */
1738 return MESA_GLINTEROP_SUCCESS
;
1742 dri2_interop_export_object(__DRIcontext
*_ctx
,
1743 struct mesa_glinterop_export_in
*in
,
1744 struct mesa_glinterop_export_out
*out
)
1746 struct st_context_iface
*st
= dri_context(_ctx
)->st
;
1747 struct pipe_screen
*screen
= st
->pipe
->screen
;
1748 struct gl_context
*ctx
= ((struct st_context
*)st
)->ctx
;
1749 struct pipe_resource
*res
= NULL
;
1750 struct winsys_handle whandle
;
1751 unsigned target
, usage
;
1754 /* There is no version 0, thus we do not support it */
1755 if (in
->version
== 0 || out
->version
== 0)
1756 return MESA_GLINTEROP_INVALID_VERSION
;
1758 /* Validate the target. */
1759 switch (in
->target
) {
1760 case GL_TEXTURE_BUFFER
:
1764 case GL_TEXTURE_RECTANGLE
:
1765 case GL_TEXTURE_1D_ARRAY
:
1766 case GL_TEXTURE_2D_ARRAY
:
1767 case GL_TEXTURE_CUBE_MAP_ARRAY
:
1768 case GL_TEXTURE_CUBE_MAP
:
1769 case GL_TEXTURE_2D_MULTISAMPLE
:
1770 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
1771 case GL_TEXTURE_EXTERNAL_OES
:
1772 case GL_RENDERBUFFER
:
1773 case GL_ARRAY_BUFFER
:
1774 target
= in
->target
;
1776 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
1777 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
1778 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
1779 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
1780 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
1781 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
1782 target
= GL_TEXTURE_CUBE_MAP
;
1785 return MESA_GLINTEROP_INVALID_TARGET
;
1788 /* Validate the simple case of miplevel. */
1789 if ((target
== GL_RENDERBUFFER
|| target
== GL_ARRAY_BUFFER
) &&
1791 return MESA_GLINTEROP_INVALID_MIP_LEVEL
;
1793 /* Validate the OpenGL object and get pipe_resource. */
1794 simple_mtx_lock(&ctx
->Shared
->Mutex
);
1796 if (target
== GL_ARRAY_BUFFER
) {
1799 * The error checking is based on the documentation of
1800 * clCreateFromGLBuffer from OpenCL 2.0 SDK.
1802 struct gl_buffer_object
*buf
= _mesa_lookup_bufferobj(ctx
, in
->obj
);
1804 /* From OpenCL 2.0 SDK, clCreateFromGLBuffer:
1805 * "CL_INVALID_GL_OBJECT if bufobj is not a GL buffer object or is
1806 * a GL buffer object but does not have an existing data store or
1807 * the size of the buffer is 0."
1809 if (!buf
|| buf
->Size
== 0) {
1810 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1811 return MESA_GLINTEROP_INVALID_OBJECT
;
1814 res
= st_buffer_object(buf
)->buffer
;
1816 /* this shouldn't happen */
1817 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1818 return MESA_GLINTEROP_INVALID_OBJECT
;
1821 out
->buf_offset
= 0;
1822 out
->buf_size
= buf
->Size
;
1824 buf
->UsageHistory
|= USAGE_DISABLE_MINMAX_CACHE
;
1825 } else if (target
== GL_RENDERBUFFER
) {
1828 * The error checking is based on the documentation of
1829 * clCreateFromGLRenderbuffer from OpenCL 2.0 SDK.
1831 struct gl_renderbuffer
*rb
= _mesa_lookup_renderbuffer(ctx
, in
->obj
);
1833 /* From OpenCL 2.0 SDK, clCreateFromGLRenderbuffer:
1834 * "CL_INVALID_GL_OBJECT if renderbuffer is not a GL renderbuffer
1835 * object or if the width or height of renderbuffer is zero."
1837 if (!rb
|| rb
->Width
== 0 || rb
->Height
== 0) {
1838 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1839 return MESA_GLINTEROP_INVALID_OBJECT
;
1842 /* From OpenCL 2.0 SDK, clCreateFromGLRenderbuffer:
1843 * "CL_INVALID_OPERATION if renderbuffer is a multi-sample GL
1844 * renderbuffer object."
1846 if (rb
->NumSamples
> 1) {
1847 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1848 return MESA_GLINTEROP_INVALID_OPERATION
;
1851 /* From OpenCL 2.0 SDK, clCreateFromGLRenderbuffer:
1852 * "CL_OUT_OF_RESOURCES if there is a failure to allocate resources
1853 * required by the OpenCL implementation on the device."
1855 res
= st_renderbuffer(rb
)->texture
;
1857 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1858 return MESA_GLINTEROP_OUT_OF_RESOURCES
;
1861 out
->internal_format
= rb
->InternalFormat
;
1862 out
->view_minlevel
= 0;
1863 out
->view_numlevels
= 1;
1864 out
->view_minlayer
= 0;
1865 out
->view_numlayers
= 1;
1869 * The error checking is based on the documentation of
1870 * clCreateFromGLTexture from OpenCL 2.0 SDK.
1872 struct gl_texture_object
*obj
= _mesa_lookup_texture(ctx
, in
->obj
);
1875 _mesa_test_texobj_completeness(ctx
, obj
);
1877 /* From OpenCL 2.0 SDK, clCreateFromGLTexture:
1878 * "CL_INVALID_GL_OBJECT if texture is not a GL texture object whose
1879 * type matches texture_target, if the specified miplevel of texture
1880 * is not defined, or if the width or height of the specified
1881 * miplevel is zero or if the GL texture object is incomplete."
1884 obj
->Target
!= target
||
1885 !obj
->_BaseComplete
||
1886 (in
->miplevel
> 0 && !obj
->_MipmapComplete
)) {
1887 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1888 return MESA_GLINTEROP_INVALID_OBJECT
;
1891 if (target
== GL_TEXTURE_BUFFER
) {
1892 struct st_buffer_object
*stBuf
=
1893 st_buffer_object(obj
->BufferObject
);
1895 if (!stBuf
|| !stBuf
->buffer
) {
1896 /* this shouldn't happen */
1897 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1898 return MESA_GLINTEROP_INVALID_OBJECT
;
1900 res
= stBuf
->buffer
;
1902 out
->internal_format
= obj
->BufferObjectFormat
;
1903 out
->buf_offset
= obj
->BufferOffset
;
1904 out
->buf_size
= obj
->BufferSize
== -1 ? obj
->BufferObject
->Size
:
1907 obj
->BufferObject
->UsageHistory
|= USAGE_DISABLE_MINMAX_CACHE
;
1909 /* From OpenCL 2.0 SDK, clCreateFromGLTexture:
1910 * "CL_INVALID_MIP_LEVEL if miplevel is less than the value of
1911 * levelbase (for OpenGL implementations) or zero (for OpenGL ES
1912 * implementations); or greater than the value of q (for both OpenGL
1913 * and OpenGL ES). levelbase and q are defined for the texture in
1914 * section 3.8.10 (Texture Completeness) of the OpenGL 2.1
1915 * specification and section 3.7.10 of the OpenGL ES 2.0."
1917 if (in
->miplevel
< obj
->BaseLevel
|| in
->miplevel
> obj
->_MaxLevel
) {
1918 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1919 return MESA_GLINTEROP_INVALID_MIP_LEVEL
;
1922 if (!st_finalize_texture(ctx
, st
->pipe
, obj
, 0)) {
1923 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1924 return MESA_GLINTEROP_OUT_OF_RESOURCES
;
1927 res
= st_get_texobj_resource(obj
);
1929 /* Incomplete texture buffer object? This shouldn't really occur. */
1930 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1931 return MESA_GLINTEROP_INVALID_OBJECT
;
1934 out
->internal_format
= obj
->Image
[0][0]->InternalFormat
;
1935 out
->view_minlevel
= obj
->MinLevel
;
1936 out
->view_numlevels
= obj
->NumLevels
;
1937 out
->view_minlayer
= obj
->MinLayer
;
1938 out
->view_numlayers
= obj
->NumLayers
;
1942 /* Get the handle. */
1943 switch (in
->access
) {
1944 case MESA_GLINTEROP_ACCESS_READ_WRITE
:
1945 usage
= PIPE_HANDLE_USAGE_READ_WRITE
;
1947 case MESA_GLINTEROP_ACCESS_READ_ONLY
:
1948 usage
= PIPE_HANDLE_USAGE_READ
;
1950 case MESA_GLINTEROP_ACCESS_WRITE_ONLY
:
1951 usage
= PIPE_HANDLE_USAGE_WRITE
;
1957 memset(&whandle
, 0, sizeof(whandle
));
1958 whandle
.type
= WINSYS_HANDLE_TYPE_FD
;
1960 success
= screen
->resource_get_handle(screen
, st
->pipe
, res
, &whandle
,
1962 simple_mtx_unlock(&ctx
->Shared
->Mutex
);
1965 return MESA_GLINTEROP_OUT_OF_HOST_MEMORY
;
1967 out
->dmabuf_fd
= whandle
.handle
;
1968 out
->out_driver_data_written
= 0;
1970 if (res
->target
== PIPE_BUFFER
)
1971 out
->buf_offset
+= whandle
.offset
;
1973 /* Instruct the caller that we support up-to version one of the interface */
1977 return MESA_GLINTEROP_SUCCESS
;
1980 static const __DRI2interopExtension dri2InteropExtension
= {
1981 .base
= { __DRI2_INTEROP
, 1 },
1982 .query_device_info
= dri2_interop_query_device_info
,
1983 .export_object
= dri2_interop_export_object
1987 * \brief the DRI2ConfigQueryExtension configQueryb method
1990 dri2GalliumConfigQueryb(__DRIscreen
*sPriv
, const char *var
,
1993 struct dri_screen
*screen
= dri_screen(sPriv
);
1995 if (!driCheckOption(&screen
->dev
->option_cache
, var
, DRI_BOOL
))
1996 return dri2ConfigQueryExtension
.configQueryb(sPriv
, var
, val
);
1998 *val
= driQueryOptionb(&screen
->dev
->option_cache
, var
);
2004 * \brief the DRI2ConfigQueryExtension configQueryi method
2007 dri2GalliumConfigQueryi(__DRIscreen
*sPriv
, const char *var
, int *val
)
2009 struct dri_screen
*screen
= dri_screen(sPriv
);
2011 if (!driCheckOption(&screen
->dev
->option_cache
, var
, DRI_INT
) &&
2012 !driCheckOption(&screen
->dev
->option_cache
, var
, DRI_ENUM
))
2013 return dri2ConfigQueryExtension
.configQueryi(sPriv
, var
, val
);
2015 *val
= driQueryOptioni(&screen
->dev
->option_cache
, var
);
2021 * \brief the DRI2ConfigQueryExtension configQueryf method
2024 dri2GalliumConfigQueryf(__DRIscreen
*sPriv
, const char *var
, float *val
)
2026 struct dri_screen
*screen
= dri_screen(sPriv
);
2028 if (!driCheckOption(&screen
->dev
->option_cache
, var
, DRI_FLOAT
))
2029 return dri2ConfigQueryExtension
.configQueryf(sPriv
, var
, val
);
2031 *val
= driQueryOptionf(&screen
->dev
->option_cache
, var
);
2037 * \brief the DRI2ConfigQueryExtension struct.
2039 * We first query the driver option cache. Then the dri2 option cache.
2041 static const __DRI2configQueryExtension dri2GalliumConfigQueryExtension
= {
2042 .base
= { __DRI2_CONFIG_QUERY
, 1 },
2044 .configQueryb
= dri2GalliumConfigQueryb
,
2045 .configQueryi
= dri2GalliumConfigQueryi
,
2046 .configQueryf
= dri2GalliumConfigQueryf
,
2050 * Backend function init_screen.
2053 static const __DRIextension
*dri_screen_extensions
[] = {
2054 &driTexBufferExtension
.base
,
2055 &dri2FlushExtension
.base
,
2056 &dri2ImageExtension
.base
,
2057 &dri2RendererQueryExtension
.base
,
2058 &dri2GalliumConfigQueryExtension
.base
,
2059 &dri2ThrottleExtension
.base
,
2060 &dri2FenceExtension
.base
,
2061 &dri2InteropExtension
.base
,
2062 &dri2NoErrorExtension
.base
,
2066 static const __DRIextension
*dri_robust_screen_extensions
[] = {
2067 &driTexBufferExtension
.base
,
2068 &dri2FlushExtension
.base
,
2069 &dri2ImageExtension
.base
,
2070 &dri2RendererQueryExtension
.base
,
2071 &dri2GalliumConfigQueryExtension
.base
,
2072 &dri2ThrottleExtension
.base
,
2073 &dri2FenceExtension
.base
,
2074 &dri2InteropExtension
.base
,
2075 &dri2Robustness
.base
,
2076 &dri2NoErrorExtension
.base
,
2081 * This is the driver specific part of the createNewScreen entry point.
2083 * Returns the struct gl_config supported by this driver.
2085 static const __DRIconfig
**
2086 dri2_init_screen(__DRIscreen
* sPriv
)
2088 const __DRIconfig
**configs
;
2089 struct dri_screen
*screen
;
2090 struct pipe_screen
*pscreen
= NULL
;
2091 const struct drm_conf_ret
*throttle_ret
;
2092 const struct drm_conf_ret
*dmabuf_ret
;
2095 screen
= CALLOC_STRUCT(dri_screen
);
2099 screen
->sPriv
= sPriv
;
2100 screen
->fd
= sPriv
->fd
;
2101 (void) mtx_init(&screen
->opencl_func_mutex
, mtx_plain
);
2103 sPriv
->driverPrivate
= (void *)screen
;
2105 if (screen
->fd
< 0 || (fd
= fcntl(screen
->fd
, F_DUPFD_CLOEXEC
, 3)) < 0)
2109 if (pipe_loader_drm_probe_fd(&screen
->dev
, fd
)) {
2110 dri_init_options(screen
);
2112 pscreen
= pipe_loader_create_screen(screen
->dev
);
2118 throttle_ret
= pipe_loader_configuration(screen
->dev
, DRM_CONF_THROTTLE
);
2119 dmabuf_ret
= pipe_loader_configuration(screen
->dev
, DRM_CONF_SHARE_FD
);
2121 if (throttle_ret
&& throttle_ret
->val
.val_int
!= -1) {
2122 screen
->throttling_enabled
= TRUE
;
2123 screen
->default_throttle_frames
= throttle_ret
->val
.val_int
;
2126 if (pscreen
->resource_create_with_modifiers
)
2127 dri2ImageExtension
.createImageWithModifiers
=
2128 dri2_create_image_with_modifiers
;
2130 if (dmabuf_ret
&& dmabuf_ret
->val
.val_bool
) {
2133 if (drmGetCap(sPriv
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2134 (cap
& DRM_PRIME_CAP_IMPORT
)) {
2135 dri2ImageExtension
.createImageFromFds
= dri2_from_fds
;
2136 dri2ImageExtension
.createImageFromDmaBufs
= dri2_from_dma_bufs
;
2137 dri2ImageExtension
.createImageFromDmaBufs2
= dri2_from_dma_bufs2
;
2138 if (pscreen
->query_dmabuf_modifiers
) {
2139 dri2ImageExtension
.queryDmaBufFormats
= dri2_query_dma_buf_formats
;
2140 dri2ImageExtension
.queryDmaBufModifiers
=
2141 dri2_query_dma_buf_modifiers
;
2146 if (pscreen
->get_param(pscreen
, PIPE_CAP_DEVICE_RESET_STATUS_QUERY
)) {
2147 sPriv
->extensions
= dri_robust_screen_extensions
;
2148 screen
->has_reset_status_query
= true;
2151 sPriv
->extensions
= dri_screen_extensions
;
2153 configs
= dri_init_screen_helper(screen
, pscreen
);
2155 goto destroy_screen
;
2157 screen
->can_share_buffer
= true;
2158 screen
->auto_fake_front
= dri_with_format(sPriv
);
2159 screen
->broken_invalidate
= !sPriv
->dri2
.useInvalidate
;
2160 screen
->lookup_egl_image
= dri2_lookup_egl_image
;
2165 dri_destroy_screen_helper(screen
);
2169 pipe_loader_release(&screen
->dev
, 1);
2179 * This is the driver specific part of the createNewScreen entry point.
2181 * Returns the struct gl_config supported by this driver.
2183 static const __DRIconfig
**
2184 dri_kms_init_screen(__DRIscreen
* sPriv
)
2186 #if defined(GALLIUM_SOFTPIPE)
2187 const __DRIconfig
**configs
;
2188 struct dri_screen
*screen
;
2189 struct pipe_screen
*pscreen
= NULL
;
2193 screen
= CALLOC_STRUCT(dri_screen
);
2197 screen
->sPriv
= sPriv
;
2198 screen
->fd
= sPriv
->fd
;
2200 sPriv
->driverPrivate
= (void *)screen
;
2202 if (screen
->fd
< 0 || (fd
= fcntl(screen
->fd
, F_DUPFD_CLOEXEC
, 3)) < 0)
2205 if (pipe_loader_sw_probe_kms(&screen
->dev
, fd
)) {
2206 dri_init_options(screen
);
2207 pscreen
= pipe_loader_create_screen(screen
->dev
);
2213 if (pscreen
->resource_create_with_modifiers
)
2214 dri2ImageExtension
.createImageWithModifiers
=
2215 dri2_create_image_with_modifiers
;
2217 if (drmGetCap(sPriv
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2218 (cap
& DRM_PRIME_CAP_IMPORT
)) {
2219 dri2ImageExtension
.createImageFromFds
= dri2_from_fds
;
2220 dri2ImageExtension
.createImageFromDmaBufs
= dri2_from_dma_bufs
;
2221 dri2ImageExtension
.createImageFromDmaBufs2
= dri2_from_dma_bufs2
;
2222 if (pscreen
->query_dmabuf_modifiers
) {
2223 dri2ImageExtension
.queryDmaBufFormats
= dri2_query_dma_buf_formats
;
2224 dri2ImageExtension
.queryDmaBufModifiers
= dri2_query_dma_buf_modifiers
;
2228 sPriv
->extensions
= dri_screen_extensions
;
2230 configs
= dri_init_screen_helper(screen
, pscreen
);
2232 goto destroy_screen
;
2234 screen
->can_share_buffer
= false;
2235 screen
->auto_fake_front
= dri_with_format(sPriv
);
2236 screen
->broken_invalidate
= !sPriv
->dri2
.useInvalidate
;
2237 screen
->lookup_egl_image
= dri2_lookup_egl_image
;
2242 dri_destroy_screen_helper(screen
);
2246 pipe_loader_release(&screen
->dev
, 1);
2252 #endif // GALLIUM_SOFTPIPE
2257 dri2_create_buffer(__DRIscreen
* sPriv
,
2258 __DRIdrawable
* dPriv
,
2259 const struct gl_config
* visual
, boolean isPixmap
)
2261 struct dri_drawable
*drawable
= NULL
;
2263 if (!dri_create_buffer(sPriv
, dPriv
, visual
, isPixmap
))
2266 drawable
= dPriv
->driverPrivate
;
2268 drawable
->allocate_textures
= dri2_allocate_textures
;
2269 drawable
->flush_frontbuffer
= dri2_flush_frontbuffer
;
2270 drawable
->update_tex_buffer
= dri2_update_tex_buffer
;
2271 drawable
->flush_swapbuffers
= dri2_flush_swapbuffers
;
2277 * DRI driver virtual function table.
2279 * DRI versions differ in their implementation of init_screen and swap_buffers.
2281 const struct __DriverAPIRec galliumdrm_driver_api
= {
2282 .InitScreen
= dri2_init_screen
,
2283 .DestroyScreen
= dri_destroy_screen
,
2284 .CreateContext
= dri_create_context
,
2285 .DestroyContext
= dri_destroy_context
,
2286 .CreateBuffer
= dri2_create_buffer
,
2287 .DestroyBuffer
= dri_destroy_buffer
,
2288 .MakeCurrent
= dri_make_current
,
2289 .UnbindContext
= dri_unbind_context
,
2291 .AllocateBuffer
= dri2_allocate_buffer
,
2292 .ReleaseBuffer
= dri2_release_buffer
,
2296 * DRI driver virtual function table.
2298 * KMS/DRM version of the DriverAPI above sporting a different InitScreen
2299 * hook. The latter is used to explicitly initialise the kms_swrast driver
2300 * rather than selecting the approapriate driver as suggested by the loader.
2302 const struct __DriverAPIRec dri_kms_driver_api
= {
2303 .InitScreen
= dri_kms_init_screen
,
2304 .DestroyScreen
= dri_destroy_screen
,
2305 .CreateContext
= dri_create_context
,
2306 .DestroyContext
= dri_destroy_context
,
2307 .CreateBuffer
= dri2_create_buffer
,
2308 .DestroyBuffer
= dri_destroy_buffer
,
2309 .MakeCurrent
= dri_make_current
,
2310 .UnbindContext
= dri_unbind_context
,
2312 .AllocateBuffer
= dri2_allocate_buffer
,
2313 .ReleaseBuffer
= dri2_release_buffer
,
2316 /* This is the table of extensions that the loader will dlsym() for. */
2317 const __DRIextension
*galliumdrm_driver_extensions
[] = {
2318 &driCoreExtension
.base
,
2319 &driImageDriverExtension
.base
,
2320 &driDRI2Extension
.base
,
2321 &gallium_config_options
.base
,
2325 /* vim: set sw=3 ts=8 sts=3 expandtab: */