synaptics.c

   1 /*
   2  * Copyright 2020 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 #ifdef DRV_SYNAPTICS
   7
   8 #include "drv_priv.h"
   9 #include "helpers.h"
  10 #include "util.h"
  11
  12 static const uint32_t render_target_formats[] = { DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888,
  13                                                   DRM_FORMAT_XRGB8888 };
  14
  15 static const uint32_t texture_source_formats[] = { DRM_FORMAT_R8, DRM_FORMAT_NV12,
  16                                                    DRM_FORMAT_YVU420, DRM_FORMAT_YVU420_ANDROID };
  17
  18 static int synaptics_init(struct driver *drv)
  19 {
  20         drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
  21                              &LINEAR_METADATA, BO_USE_RENDER_MASK | BO_USE_SCANOUT);
  22
  23         drv_add_combinations(drv, texture_source_formats, ARRAY_SIZE(texture_source_formats),
  24                              &LINEAR_METADATA, BO_USE_TEXTURE_MASK | BO_USE_HW_VIDEO_ENCODER);
  25
  26         return drv_modify_linear_combinations(drv);
  27 }
  28
  29 const struct backend backend_synaptics = {
  30         .name = "synaptics",
  31         .init = synaptics_init,
  32         .bo_create = drv_dumb_bo_create,
  33         .bo_destroy = drv_dumb_bo_destroy,
  34         .bo_import = drv_prime_bo_import,
  35         .bo_map = drv_dumb_bo_map,
  36         .bo_unmap = drv_bo_munmap,
  37 };
  38
  39 #endif