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