virtio_gpu.c

   1 /*
   2  * Copyright 2016 The Chromium OS Authors. All rights reserved.
   3  * Use of this source code is governed by a BSD-style license that can be
   4  * found in the LICENSE file.
   5  */
   6
   7 #include "drv_priv.h"
   8 #include "helpers.h"
   9 #include "util.h"
  10
  11 static struct supported_combination combos[2] = {
  12         {DRM_FORMAT_ARGB8888, DRM_FORMAT_MOD_NONE,
  13                 BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_RENDERING | BO_USE_SW_READ_OFTEN |
  14                 BO_USE_SW_WRITE_OFTEN | BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
  15         {DRM_FORMAT_XRGB8888, DRM_FORMAT_MOD_NONE,
  16                 BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_RENDERING | BO_USE_SW_READ_OFTEN |
  17                 BO_USE_SW_WRITE_OFTEN | BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
  18 };
  19
  20 static int virtio_gpu_init(struct driver *drv)
  21 {
  22         drv_insert_combinations(drv, combos, ARRAY_SIZE(combos));
  23         return drv_add_kms_flags(drv);
  24 }
  25
  26 struct backend backend_virtio_gpu =
  27 {
  28         .name = "virtio_gpu",
  29         .init = virtio_gpu_init,
  30         .bo_create = drv_dumb_bo_create,
  31         .bo_destroy = drv_dumb_bo_destroy,
  32         .bo_map = drv_dumb_bo_map,
  33 };
  34