2 * Copyright © 2017 Red Hat.
3 * Copyright © 2017 Valve Corporation.
5 * Permission is hereby granted, free of charge, to any person obtaining a
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8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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22 * DEALINGS IN THE SOFTWARE.
25 #include "util/imports.h"
26 #include "main/mtypes.h"
28 #include "main/externalobjects.h"
30 #include "st_context.h"
31 #include "st_cb_memoryobjects.h"
34 #include "state_tracker/drm_driver.h"
35 #include "pipe/p_context.h"
36 #include "pipe/p_screen.h"
39 #include "drm-uapi/drm_fourcc.h"
42 static struct gl_memory_object
*
43 st_memoryobj_alloc(struct gl_context
*ctx
, GLuint name
)
45 struct st_memory_object
*st_obj
= ST_CALLOC_STRUCT(st_memory_object
);
49 _mesa_initialize_memory_object(ctx
, &st_obj
->Base
, name
);
54 st_memoryobj_free(struct gl_context
*ctx
,
55 struct gl_memory_object
*obj
)
57 _mesa_delete_memory_object(ctx
, obj
);
62 st_import_memoryobj_fd(struct gl_context
*ctx
,
63 struct gl_memory_object
*obj
,
67 struct st_memory_object
*st_obj
= st_memory_object(obj
);
68 struct st_context
*st
= st_context(ctx
);
69 struct pipe_context
*pipe
= st
->pipe
;
70 struct pipe_screen
*screen
= pipe
->screen
;
71 struct winsys_handle whandle
= {
72 .type
= WINSYS_HANDLE_TYPE_FD
,
75 .modifier
= DRM_FORMAT_MOD_INVALID
,
79 st_obj
->memory
= screen
->memobj_create_from_handle(screen
,
84 /* We own fd, but we no longer need it. So get rid of it */
90 st_init_memoryobject_functions(struct dd_function_table
*functions
)
92 functions
->NewMemoryObject
= st_memoryobj_alloc
;
93 functions
->DeleteMemoryObject
= st_memoryobj_free
;
94 functions
->ImportMemoryObjectFd
= st_import_memoryobj_fd
;