1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _EXYNOSDISPLAYINTERFACE_H 18 #define _EXYNOSDISPLAYINTERFACE_H 19 20 #include <sys/types.h> 21 #include <hardware/hwcomposer2.h> 22 #include <utils/Errors.h> 23 #include "ExynosHWCHelper.h" 24 25 class ExynosDisplay; 26 27 using namespace android; 28 class ExynosDisplayInterface { 29 protected: 30 ExynosDisplay *mExynosDisplay = NULL; 31 public: 32 virtual ~ExynosDisplayInterface(); init(ExynosDisplay * __unused exynosDisplay)33 virtual void init(ExynosDisplay* __unused exynosDisplay) {}; setPowerMode(int32_t __unused mode)34 virtual int32_t setPowerMode(int32_t __unused mode) {return NO_ERROR;}; setLowPowerMode()35 virtual int32_t setLowPowerMode() { return HWC2_ERROR_UNSUPPORTED; }; isDozeModeAvailable()36 virtual bool isDozeModeAvailable() const { return false; }; setVsyncEnabled(uint32_t __unused enabled)37 virtual int32_t setVsyncEnabled(uint32_t __unused enabled) {return NO_ERROR;}; 38 virtual int32_t getDisplayConfigs( 39 uint32_t* outNumConfigs, 40 hwc2_config_t* outConfigs); dumpDisplayConfigs()41 virtual void dumpDisplayConfigs() {}; supportDataspace(int32_t __unused dataspace)42 virtual bool supportDataspace(int32_t __unused dataspace) { return true; }; 43 virtual int32_t getColorModes(uint32_t* outNumModes, int32_t* outModes); setColorMode(int32_t __unused mode)44 virtual int32_t setColorMode(int32_t __unused mode) {return NO_ERROR;}; setActiveConfig(hwc2_config_t __unused config)45 virtual int32_t setActiveConfig(hwc2_config_t __unused config) {return NO_ERROR;}; 46 virtual int32_t setActiveConfigWithConstraints( 47 hwc2_config_t __unused config, bool __unused test = false) 48 {return NO_ERROR;}; 49 virtual int32_t getDisplayVsyncPeriod(hwc2_vsync_period_t* outVsyncPeriod); getConfigChangeDuration()50 virtual int32_t getConfigChangeDuration() {return 0;}; needRefreshOnLP()51 virtual bool needRefreshOnLP() { return false; }; setCursorPositionAsync(uint32_t __unused x_pos,uint32_t __unused y_pos)52 virtual int32_t setCursorPositionAsync(uint32_t __unused x_pos, 53 uint32_t __unused y_pos) {return NO_ERROR;}; 54 virtual int32_t updateHdrCapabilities(); deliverWinConfigData()55 virtual int32_t deliverWinConfigData() {return NO_ERROR;}; 56 virtual int32_t clearDisplay(bool __unused needModeClear = false) {return NO_ERROR;}; triggerClearDisplayPlanes()57 virtual int32_t triggerClearDisplayPlanes() { return NO_ERROR; } disableSelfRefresh(uint32_t __unused disable)58 virtual int32_t disableSelfRefresh(uint32_t __unused disable) {return NO_ERROR;}; setForcePanic()59 virtual int32_t setForcePanic() {return NO_ERROR;}; getDisplayFd()60 virtual int getDisplayFd() {return -1;}; getMaxWindowNum()61 virtual uint32_t getMaxWindowNum() {return 0;}; setColorTransform(const float * __unused matrix,int32_t __unused hint)62 virtual int32_t setColorTransform(const float* __unused matrix, 63 int32_t __unused hint) {return HWC2_ERROR_UNSUPPORTED;} getRenderIntents(int32_t __unused mode,uint32_t * __unused outNumIntents,int32_t * __unused outIntents)64 virtual int32_t getRenderIntents(int32_t __unused mode, uint32_t* __unused outNumIntents, 65 int32_t* __unused outIntents) {return 0;} setColorModeWithRenderIntent(int32_t __unused mode,int32_t __unused intent)66 virtual int32_t setColorModeWithRenderIntent(int32_t __unused mode, int32_t __unused intent) {return 0;} 67 virtual int32_t getReadbackBufferAttributes(int32_t* /*android_pixel_format_t*/ outFormat, 68 int32_t* /*android_dataspace_t*/ outDataspace); 69 /* HWC 2.3 APIs */ getDisplayIdentificationData(uint8_t * __unused outPort,uint32_t * __unused outDataSize,uint8_t * __unused outData)70 virtual int32_t getDisplayIdentificationData(uint8_t* __unused outPort, 71 uint32_t* __unused outDataSize, uint8_t* __unused outData) {return 0;} 72 bool isPrimary(); 73 /* For HWC 2.4 APIs */ getVsyncAppliedTime(hwc2_config_t __unused config,int64_t * __unused actualChangeTime)74 virtual int32_t getVsyncAppliedTime(hwc2_config_t __unused config, int64_t* __unused actualChangeTime) {return NO_ERROR;} destroyLayer(ExynosLayer * __unused layer)75 virtual void destroyLayer(ExynosLayer* __unused layer){}; 76 /* For HWC 3.0 APIs */ getDisplayIdleTimerSupport(bool & outSupport)77 virtual int32_t getDisplayIdleTimerSupport(bool& outSupport) { 78 outSupport = false; 79 return NO_ERROR; 80 } getDefaultModeId(int32_t * __unused modeId)81 virtual int32_t getDefaultModeId(int32_t* __unused modeId) { 82 return HWC2_ERROR_UNSUPPORTED; 83 } getActiveModeId()84 virtual uint32_t getActiveModeId() { return UINT_MAX; } 85 waitVBlank()86 virtual int32_t waitVBlank() { return 0; }; 87 readHotplugStatus()88 virtual bool readHotplugStatus() { return true; }; 89 90 public: 91 uint32_t mType = INTERFACE_TYPE_NONE; 92 }; 93 94 #endif 95