2 #include "pipe/p_context.h"
3 #include "nv50_resource.h"
4 #include "nouveau/nouveau_screen.h"
7 /* This doesn't look quite right - this query is supposed to ask
8 * whether the particular context has references to the resource in
9 * any unflushed rendering command buffer, and hence requires a
10 * pipe->flush() for serializing some modification to that resource.
12 * This seems to be answering the question of whether the resource is
13 * currently on hardware.
16 nv50_resource_is_referenced(struct pipe_context
*pipe
,
17 struct pipe_resource
*resource
,
18 unsigned face
, unsigned level
)
20 return nouveau_reference_flags(nv50_resource(resource
)->bo
);
23 static struct pipe_resource
*
24 nv50_resource_create(struct pipe_screen
*screen
,
25 const struct pipe_resource
*template)
27 if (template->target
== PIPE_BUFFER
)
28 return nv50_buffer_create(screen
, template);
30 return nv50_miptree_create(screen
, template);
33 static struct pipe_resource
*
34 nv50_resource_from_handle(struct pipe_screen
* screen
,
35 const struct pipe_resource
*template,
36 struct winsys_handle
*whandle
)
38 if (template->target
== PIPE_BUFFER
)
41 return nv50_miptree_from_handle(screen
, template, whandle
);
45 nv50_init_resource_functions(struct pipe_context
*pcontext
)
47 pcontext
->get_transfer
= u_get_transfer_vtbl
;
48 pcontext
->transfer_map
= u_transfer_map_vtbl
;
49 pcontext
->transfer_flush_region
= u_transfer_flush_region_vtbl
;
50 pcontext
->transfer_unmap
= u_transfer_unmap_vtbl
;
51 pcontext
->transfer_destroy
= u_transfer_destroy_vtbl
;
52 pcontext
->transfer_inline_write
= u_transfer_inline_write_vtbl
;
53 pcontext
->is_resource_referenced
= nv50_resource_is_referenced
;
57 nv50_screen_init_resource_functions(struct pipe_screen
*pscreen
)
59 pscreen
->resource_create
= nv50_resource_create
;
60 pscreen
->resource_from_handle
= nv50_resource_from_handle
;
61 pscreen
->resource_get_handle
= u_resource_get_handle_vtbl
;
62 pscreen
->resource_destroy
= u_resource_destroy_vtbl
;
63 pscreen
->user_buffer_create
= nv50_user_buffer_create
;
65 pscreen
->get_tex_surface
= nv50_miptree_surface_new
;
66 pscreen
->tex_surface_destroy
= nv50_miptree_surface_del
;