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*/ 39using namespace android; 40namespace 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. 45enum 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_1 = 310, 52 MDP_V4_0 = 400, 53 MDP_V4_1 = 410, 54 MDP_V4_2 = 420, 55 MDP_V4_3 = 430, 56 MDP_V4_4 = 440, 57 MDSS_V5 = 500, 58}; 59 60// chip variants have same major number and minor numbers usually vary 61// for e.g., MDSS_MDP_HW_REV_101 is 0x10010000 62// 1001 - major number 63// 0000 - minor number 64// 8x26 v1 minor number is 0000 65// v2 minor number is 0001 etc.. 66 67enum { 68 MAX_DISPLAY_DIM = 2048, 69}; 70 71#define NO_PANEL '0' 72#define MDDI_PANEL '1' 73#define EBI2_PANEL '2' 74#define LCDC_PANEL '3' 75#define EXT_MDDI_PANEL '4' 76#define TV_PANEL '5' 77#define DTV_PANEL '7' 78#define MIPI_VIDEO_PANEL '8' 79#define MIPI_CMD_PANEL '9' 80#define WRITEBACK_PANEL 'a' 81#define LVDS_PANEL 'b' 82#define EDP_PANEL 'c' 83 84class MDPVersion; 85 86struct Split { 87 int mLeft; 88 int mRight; 89 Split() : mLeft(0), mRight(0){} 90 int left() { return mLeft; } 91 int right() { return mRight; } 92 friend class MDPVersion; 93}; 94 95struct PanelInfo { 96 char mType; // Smart or Dumb 97 int mPartialUpdateEnable; // Partial update feature 98 int mLeftAlign; // ROI left alignment restriction 99 int mWidthAlign; // ROI width alignment restriction 100 int mTopAlign; // ROI top alignment restriction 101 int mHeightAlign; // ROI height alignment restriction 102 int mMinROIWidth; // Min width needed for ROI 103 int mMinROIHeight; // Min height needed for ROI 104 bool mNeedsROIMerge; // Merge ROI's of both the DSI's 105 PanelInfo() : mType(NO_PANEL), mPartialUpdateEnable(0), 106 mLeftAlign(0), mWidthAlign(0), mTopAlign(0), mHeightAlign(0), 107 mMinROIWidth(0), mMinROIHeight(0), mNeedsROIMerge(false){} 108 friend class MDPVersion; 109}; 110 111class MDPVersion : public Singleton <MDPVersion> 112{ 113public: 114 MDPVersion(); 115 ~MDPVersion(); 116 int getMDPVersion() {return mMDPVersion;} 117 char getPanelType() {return mPanelInfo.mType;} 118 bool hasOverlay() {return mHasOverlay;} 119 uint8_t getTotalPipes() { 120 return (uint8_t)(mRGBPipes + mVGPipes + mDMAPipes); 121 } 122 uint8_t getRGBPipes() { return mRGBPipes; } 123 uint8_t getVGPipes() { return mVGPipes; } 124 uint8_t getDMAPipes() { return mDMAPipes; } 125 bool supportsDecimation(); 126 uint32_t getMaxMDPDownscale(); 127 uint32_t getMaxMDPUpscale(); 128 bool supportsBWC(); 129 bool supportsMacroTile(); 130 int getLeftSplit() { return mSplit.left(); } 131 int getRightSplit() { return mSplit.right(); } 132 bool isPartialUpdateEnabled() { return mPanelInfo.mPartialUpdateEnable; } 133 int getLeftAlign() { return mPanelInfo.mLeftAlign; } 134 int getWidthAlign() { return mPanelInfo.mWidthAlign; } 135 int getTopAlign() { return mPanelInfo.mTopAlign; } 136 int getHeightAlign() { return mPanelInfo.mHeightAlign; } 137 int getMinROIWidth() { return mPanelInfo.mMinROIWidth; } 138 int getMinROIHeight() { return mPanelInfo.mMinROIHeight; } 139 bool needsROIMerge() { return mPanelInfo.mNeedsROIMerge; } 140 unsigned long getLowBw() { return mLowBw; } 141 unsigned long getHighBw() { return mHighBw; } 142 bool isRotDownscaleEnabled() { return mRotDownscale; } 143 bool isSrcSplit() const; 144 bool isSrcSplitAlways() const; 145 bool isRGBScalarSupported() const; 146 bool is8x26(); 147 bool is8x74v2(); 148 bool is8084(); 149 bool is8092(); 150 bool is8994(); 151 bool is8x16(); 152 bool is8x39(); 153 154private: 155 bool updateSysFsInfo(); 156 void updatePanelInfo(); 157 bool updateSplitInfo(); 158 int tokenizeParams(char *inputParams, const char *delim, 159 char* tokenStr[], int *idx); 160 int mFd; 161 int mMDPVersion; 162 bool mHasOverlay; 163 uint32_t mMdpRev; 164 uint8_t mRGBPipes; 165 uint8_t mVGPipes; 166 uint8_t mDMAPipes; 167 uint32_t mFeatures; 168 uint32_t mMDPDownscale; 169 uint32_t mMDPUpscale; 170 bool mMacroTileEnabled; 171 Split mSplit; 172 PanelInfo mPanelInfo; 173 unsigned long mLowBw; //kbps 174 unsigned long mHighBw; //kbps 175 bool mSourceSplit; 176 //Additional property on top of source split 177 bool mSourceSplitAlways; 178 bool mRGBHasNoScalar; 179 bool mRotDownscale; 180}; 181}; //namespace qdutils 182#endif //INCLUDE_LIBQCOMUTILS_MDPVER 183