1 /* 2 * Copyright (c) 2012-2013, 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 #ifndef INCLUDE_LIBQCOMUTILS_MDPVER 31 #define INCLUDE_LIBQCOMUTILS_MDPVER 32 33 #include <stdint.h> 34 #include <utils/Singleton.h> 35 #include <cutils/properties.h> 36 37 /* This class gets the MSM type from the soc info 38 */ 39 using namespace android; 40 namespace qdutils { 41 // These panel definitions are available at mdss_mdp.h which is internal header 42 // file and is not available at <linux/mdss_mdp.h>. 43 // ToDo: once it is available at linux/mdss_mdp.h, these below definitions can 44 // be removed. 45 enum mdp_version { 46 MDP_V_UNKNOWN = 0, 47 MDP_V2_2 = 220, 48 MDP_V3_0 = 300, 49 MDP_V3_0_3 = 303, 50 MDP_V3_0_4 = 304, 51 MDP_V3_0_5 = 305, 52 MDP_V3_1 = 310, 53 MDP_V4_0 = 400, 54 MDP_V4_1 = 410, 55 MDP_V4_2 = 420, 56 MDP_V4_3 = 430, 57 MDP_V4_4 = 440, 58 MDSS_V5 = 500, 59 }; 60 61 #define NO_PANEL '0' 62 #define MDDI_PANEL '1' 63 #define EBI2_PANEL '2' 64 #define LCDC_PANEL '3' 65 #define EXT_MDDI_PANEL '4' 66 #define TV_PANEL '5' 67 #define DTV_PANEL '7' 68 #define MIPI_VIDEO_PANEL '8' 69 #define MIPI_CMD_PANEL '9' 70 #define WRITEBACK_PANEL 'a' 71 #define LVDS_PANEL 'b' 72 #define EDP_PANEL 'c' 73 74 class MDPVersion; 75 76 struct Split { 77 int mLeft; 78 int mRight; SplitSplit79 Split() : mLeft(0), mRight(0){} leftSplit80 int left() { return mLeft; } rightSplit81 int right() { return mRight; } 82 friend class MDPVersion; 83 }; 84 85 struct PanelInfo { 86 char mType; // Smart or Dumb 87 int mPartialUpdateEnable; // Partial update feature 88 int mLeftAlign; // ROI left alignment restriction 89 int mWidthAlign; // ROI width alignment restriction 90 int mTopAlign; // ROI top alignment restriction 91 int mHeightAlign; // ROI height alignment restriction 92 int mMinROIWidth; // Min width needed for ROI 93 int mMinROIHeight; // Min height needed for ROI 94 bool mNeedsROIMerge; // Merge ROI's of both the DSI's 95 bool mDynFpsSupported; // Panel Supports dyn fps 96 uint32_t mMinFps; // Min fps supported by panel 97 uint32_t mMaxFps; // Max fps supported by panel PanelInfoPanelInfo98 PanelInfo() : mType(NO_PANEL), mPartialUpdateEnable(0), 99 mLeftAlign(0), mWidthAlign(0), mTopAlign(0), mHeightAlign(0), 100 mMinROIWidth(0), mMinROIHeight(0), mNeedsROIMerge(false), 101 mDynFpsSupported(0), mMinFps(0), mMaxFps(0) {} 102 friend class MDPVersion; 103 }; 104 105 class MDPVersion : public Singleton <MDPVersion> 106 { 107 public: 108 MDPVersion(); 109 ~MDPVersion(); getMDPVersion()110 int getMDPVersion() {return mMDPVersion;} getPanelType()111 char getPanelType() {return mPanelInfo.mType;} hasOverlay()112 bool hasOverlay() {return mHasOverlay;} getTotalPipes()113 uint8_t getTotalPipes() { 114 return (uint8_t)(mRGBPipes + mVGPipes + mDMAPipes); 115 } getRGBPipes()116 uint8_t getRGBPipes() { return mRGBPipes; } getVGPipes()117 uint8_t getVGPipes() { return mVGPipes; } getDMAPipes()118 uint8_t getDMAPipes() { return mDMAPipes; } 119 bool supportsDecimation(); 120 uint32_t getMaxMDPDownscale(); 121 uint32_t getMaxMDPUpscale(); 122 bool supportsBWC(); 123 bool supportsMacroTile(); getLeftSplit()124 int getLeftSplit() { return mSplit.left(); } getRightSplit()125 int getRightSplit() { return mSplit.right(); } isPartialUpdateEnabled()126 bool isPartialUpdateEnabled() { return mPanelInfo.mPartialUpdateEnable; } getLeftAlign()127 int getLeftAlign() { return mPanelInfo.mLeftAlign; } getWidthAlign()128 int getWidthAlign() { return mPanelInfo.mWidthAlign; } getTopAlign()129 int getTopAlign() { return mPanelInfo.mTopAlign; } getHeightAlign()130 int getHeightAlign() { return mPanelInfo.mHeightAlign; } getMinROIWidth()131 int getMinROIWidth() { return mPanelInfo.mMinROIWidth; } getMinROIHeight()132 int getMinROIHeight() { return mPanelInfo.mMinROIHeight; } needsROIMerge()133 bool needsROIMerge() { return mPanelInfo.mNeedsROIMerge; } getLowBw()134 unsigned long getLowBw() { return mLowBw; } getHighBw()135 unsigned long getHighBw() { return mHighBw; } isRotDownscaleEnabled()136 bool isRotDownscaleEnabled() { return mRotDownscale; } isDynFpsSupported()137 bool isDynFpsSupported() { return mPanelInfo.mDynFpsSupported; } getMinFpsSupported()138 uint32_t getMinFpsSupported() { return mPanelInfo.mMinFps; } getMaxFpsSupported()139 uint32_t getMaxFpsSupported() { return mPanelInfo.mMaxFps; } getMaxMixerWidth()140 uint32_t getMaxMixerWidth() const { return mMaxMixerWidth; } 141 bool hasMinCropWidthLimitation() const; 142 bool isSrcSplit() const; 143 bool isSrcSplitAlways() const; 144 bool isRGBScalarSupported() const; 145 bool is8x26(); 146 bool is8x74v2(); 147 bool is8084(); 148 bool is8092(); 149 bool is8994(); 150 bool is8x16(); 151 bool is8x39(); 152 153 private: 154 bool updateSysFsInfo(); 155 void updatePanelInfo(); 156 bool updateSplitInfo(); 157 int tokenizeParams(char *inputParams, const char *delim, 158 char* tokenStr[], int *idx); 159 int mFd; 160 int mMDPVersion; 161 bool mHasOverlay; 162 uint32_t mMdpRev; 163 uint8_t mRGBPipes; 164 uint8_t mVGPipes; 165 uint8_t mDMAPipes; 166 uint32_t mFeatures; 167 uint32_t mMDPDownscale; 168 uint32_t mMDPUpscale; 169 bool mMacroTileEnabled; 170 Split mSplit; 171 PanelInfo mPanelInfo; 172 unsigned long mLowBw; //kbps 173 unsigned long mHighBw; //kbps 174 bool mSourceSplit; 175 //Additional property on top of source split 176 bool mSourceSplitAlways; 177 bool mRGBHasNoScalar; 178 bool mRotDownscale; 179 uint32_t mMaxMixerWidth; //maximum x-res of a given mdss mixer. 180 }; 181 }; //namespace qdutils 182 #endif //INCLUDE_LIBQCOMUTILS_MDPVER 183