1/*
2* Copyright (c) 2017, The Linux Foundation. All rights reserved.
3*
4* Redistribution and use in source and binary forms, with or without
5* modification, are permitted provided that the following conditions are
6* met:
7*     * Redistributions of source code must retain the above copyright
8*       notice, this list of conditions and the following disclaimer.
9*     * Redistributions in binary form must reproduce the above
10*       copyright notice, this list of conditions and the following
11*       disclaimer in the documentation and/or other materials provided
12*       with the distribution.
13*     * Neither the name of The Linux Foundation nor the names of its
14*       contributors may be used to endorse or promote products derived
15*       from this software without specific prior written permission.
16*
17* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28*/
29
30#include "display_null.h"
31
32#define __CLASS__ "DisplayNull"
33
34namespace sdm {
35
36DisplayError DisplayNull::Commit(LayerStack *layer_stack) {
37  for (Layer *layer : layer_stack->layers) {
38    if (layer->composition != kCompositionGPUTarget) {
39      layer->composition = kCompositionSDE;
40      layer->input_buffer.release_fence_fd = -1;
41    }
42  }
43  layer_stack->retire_fence_fd = -1;
44
45  return kErrorNone;
46}
47
48DisplayError DisplayNull::GetDisplayState(DisplayState *state) {
49  *state = state_;
50  return kErrorNone;
51}
52
53DisplayError DisplayNull::SetDisplayState(DisplayState state) {
54  state_ = state;
55  return kErrorNone;
56}
57
58DisplayError DisplayNull::SetFrameBufferConfig(const DisplayConfigVariableInfo &variable_info) {
59  fb_config_ = variable_info;
60  return kErrorNone;
61}
62
63DisplayError DisplayNull::GetFrameBufferConfig(DisplayConfigVariableInfo *variable_info) {
64  *variable_info = fb_config_;
65  return kErrorNone;
66}
67
68}  // namespace sdm
69