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  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.  
  34. static void
  35. nv30_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)
  43.             continue;
  44.          if (nv30->vtxbuf[i].buffer->flags & PIPE_RESOURCE_FLAG_MAP_PERSISTENT)
  45.             nv30->base.vbo_dirty = TRUE;
  46.       }
  47.  
  48.       if (nv30->idxbuf.buffer &&
  49.           nv30->idxbuf.buffer->flags & PIPE_RESOURCE_FLAG_MAP_PERSISTENT)
  50.          nv30->base.vbo_dirty = TRUE;
  51.    }
  52. }
  53.  
  54. static struct pipe_resource *
  55. nv30_resource_create(struct pipe_screen *pscreen,
  56.                      const struct pipe_resource *tmpl)
  57. {
  58.    switch (tmpl->target) {
  59.    case PIPE_BUFFER:
  60.       return nouveau_buffer_create(pscreen, tmpl);
  61.    default:
  62.       return nv30_miptree_create(pscreen, tmpl);
  63.    }
  64. }
  65.  
  66. static struct pipe_resource *
  67. nv30_resource_from_handle(struct pipe_screen *pscreen,
  68.                           const struct pipe_resource *tmpl,
  69.                           struct winsys_handle *handle)
  70. {
  71.    if (tmpl->target == PIPE_BUFFER)
  72.       return NULL;
  73.    else
  74.       return nv30_miptree_from_handle(pscreen, tmpl, handle);
  75. }
  76.  
  77. void
  78. nv30_resource_screen_init(struct pipe_screen *pscreen)
  79. {
  80.    pscreen->resource_create = nv30_resource_create;
  81.    pscreen->resource_from_handle = nv30_resource_from_handle;
  82.    pscreen->resource_get_handle = u_resource_get_handle_vtbl;
  83.    pscreen->resource_destroy = u_resource_destroy_vtbl;
  84. }
  85.  
  86. void
  87. nv30_resource_init(struct pipe_context *pipe)
  88. {
  89.    pipe->transfer_map = u_transfer_map_vtbl;
  90.    pipe->transfer_flush_region = u_transfer_flush_region_vtbl;
  91.    pipe->transfer_unmap = u_transfer_unmap_vtbl;
  92.    pipe->transfer_inline_write = u_transfer_inline_write_vtbl;
  93.    pipe->create_surface = nv30_miptree_surface_new;
  94.    pipe->surface_destroy = nv30_miptree_surface_del;
  95.    pipe->resource_copy_region = nv30_resource_copy_region;
  96.    pipe->blit = nv30_blit;
  97.    pipe->flush_resource = nv30_flush_resource;
  98.    pipe->memory_barrier = nv30_memory_barrier;
  99. }
  100.