1/*
2 * Copyright 2012 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Ben Skeggs
23 *
24 */
25
26#include "util/u_format.h"
27#include "util/u_inlines.h"
28
29#include "nv30/nv30_screen.h"
30#include "nv30/nv30_context.h"
31#include "nv30/nv30_resource.h"
32#include "nv30/nv30_transfer.h"
33
34static void
35nv30_memory_barrier(struct pipe_context *pipe, unsigned flags)
36{
37   struct nv30_context *nv30 = nv30_context(pipe);
38   int i;
39
40   if (flags & PIPE_BARRIER_MAPPED_BUFFER) {
41      for (i = 0; i < nv30->num_vtxbufs; ++i) {
42         if (!nv30->vtxbuf[i].buffer.resource)
43            continue;
44         if (nv30->vtxbuf[i].buffer.resource->flags & PIPE_RESOURCE_FLAG_MAP_PERSISTENT)
45            nv30->base.vbo_dirty = true;
46      }
47   }
48}
49
50static struct pipe_resource *
51nv30_resource_create(struct pipe_screen *pscreen,
52                     const struct pipe_resource *tmpl)
53{
54   switch (tmpl->target) {
55   case PIPE_BUFFER:
56      return nouveau_buffer_create(pscreen, tmpl);
57   default:
58      return nv30_miptree_create(pscreen, tmpl);
59   }
60}
61
62static struct pipe_resource *
63nv30_resource_from_handle(struct pipe_screen *pscreen,
64                          const struct pipe_resource *tmpl,
65                          struct winsys_handle *handle,
66                          unsigned usage)
67{
68   if (tmpl->target == PIPE_BUFFER)
69      return NULL;
70   else
71      return nv30_miptree_from_handle(pscreen, tmpl, handle);
72}
73
74void
75nv30_resource_screen_init(struct pipe_screen *pscreen)
76{
77   pscreen->resource_create = nv30_resource_create;
78   pscreen->resource_from_handle = nv30_resource_from_handle;
79   pscreen->resource_get_handle = u_resource_get_handle_vtbl;
80   pscreen->resource_destroy = u_resource_destroy_vtbl;
81}
82
83void
84nv30_resource_init(struct pipe_context *pipe)
85{
86   pipe->transfer_map = u_transfer_map_vtbl;
87   pipe->transfer_flush_region = u_transfer_flush_region_vtbl;
88   pipe->transfer_unmap = u_transfer_unmap_vtbl;
89   pipe->buffer_subdata = u_default_buffer_subdata;
90   pipe->texture_subdata = u_default_texture_subdata;
91   pipe->create_surface = nv30_miptree_surface_new;
92   pipe->surface_destroy = nv30_miptree_surface_del;
93   pipe->resource_copy_region = nv30_resource_copy_region;
94   pipe->blit = nv30_blit;
95   pipe->flush_resource = nv30_flush_resource;
96   pipe->memory_barrier = nv30_memory_barrier;
97}
98