1 
2 #include "pipe/p_context.h"
3 #include "nvc0/nvc0_resource.h"
4 #include "nouveau_screen.h"
5 
6 
7 static struct pipe_resource *
nvc0_resource_create(struct pipe_screen * screen,const struct pipe_resource * templ)8 nvc0_resource_create(struct pipe_screen *screen,
9                      const struct pipe_resource *templ)
10 {
11    switch (templ->target) {
12    case PIPE_BUFFER:
13       return nouveau_buffer_create(screen, templ);
14    default:
15       return nvc0_miptree_create(screen, templ);
16    }
17 }
18 
19 static struct pipe_resource *
nvc0_resource_from_handle(struct pipe_screen * screen,const struct pipe_resource * templ,struct winsys_handle * whandle,unsigned usage)20 nvc0_resource_from_handle(struct pipe_screen * screen,
21                           const struct pipe_resource *templ,
22                           struct winsys_handle *whandle,
23                           unsigned usage)
24 {
25    if (templ->target == PIPE_BUFFER) {
26       return NULL;
27    } else {
28       struct pipe_resource *res = nv50_miptree_from_handle(screen,
29                                                            templ, whandle);
30       if (res)
31          nv04_resource(res)->vtbl = &nvc0_miptree_vtbl;
32       return res;
33    }
34 }
35 
36 static struct pipe_surface *
nvc0_surface_create(struct pipe_context * pipe,struct pipe_resource * pres,const struct pipe_surface * templ)37 nvc0_surface_create(struct pipe_context *pipe,
38                     struct pipe_resource *pres,
39                     const struct pipe_surface *templ)
40 {
41    if (unlikely(pres->target == PIPE_BUFFER))
42       return nv50_surface_from_buffer(pipe, pres, templ);
43    return nvc0_miptree_surface_new(pipe, pres, templ);
44 }
45 
46 void
nvc0_init_resource_functions(struct pipe_context * pcontext)47 nvc0_init_resource_functions(struct pipe_context *pcontext)
48 {
49    pcontext->transfer_map = u_transfer_map_vtbl;
50    pcontext->transfer_flush_region = u_transfer_flush_region_vtbl;
51    pcontext->transfer_unmap = u_transfer_unmap_vtbl;
52    pcontext->buffer_subdata = u_default_buffer_subdata;
53    pcontext->texture_subdata = u_default_texture_subdata;
54    pcontext->create_surface = nvc0_surface_create;
55    pcontext->surface_destroy = nv50_surface_destroy;
56    pcontext->invalidate_resource = nv50_invalidate_resource;
57 }
58 
59 void
nvc0_screen_init_resource_functions(struct pipe_screen * pscreen)60 nvc0_screen_init_resource_functions(struct pipe_screen *pscreen)
61 {
62    pscreen->resource_create = nvc0_resource_create;
63    pscreen->resource_from_handle = nvc0_resource_from_handle;
64    pscreen->resource_get_handle = u_resource_get_handle_vtbl;
65    pscreen->resource_destroy = u_resource_destroy_vtbl;
66 }
67