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      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 *
      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 *
     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 *
     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
     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
     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