mdp_version.h revision ef04efb7c79cf8c016a6424c8dd62d2a419c2679
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 { 41enum mdp_version { 42 MDP_V_UNKNOWN = 0, 43 MDP_V2_2 = 220, 44 MDP_V3_0 = 300, 45 MDP_V3_0_3 = 303, 46 MDP_V3_0_4 = 304, 47 MDP_V3_1 = 310, 48 MDP_V4_0 = 400, 49 MDP_V4_1 = 410, 50 MDP_V4_2 = 420, 51 MDP_V4_3 = 430, 52 MDP_V4_4 = 440, 53 MDSS_V5 = 500, 54}; 55 56enum mdp_rev { 57 MDSS_MDP_HW_REV_100 = 0x10000000, //8974 v1 58 MDSS_MDP_HW_REV_101 = 0x10010000, //8x26 59 MDSS_MDP_HW_REV_102 = 0x10020000, //8974 v2 60 MDSS_MDP_HW_REV_200 = 0x20000000, //8092 61 MDSS_MDP_HW_REV_206 = 0x20060000, //Future 62}; 63 64enum { 65 MAX_DISPLAY_DIM = 2048, 66}; 67 68#define MDDI_PANEL '1' 69#define EBI2_PANEL '2' 70#define LCDC_PANEL '3' 71#define EXT_MDDI_PANEL '4' 72#define TV_PANEL '5' 73#define DTV_PANEL '7' 74#define MIPI_VIDEO_PANEL '8' 75#define MIPI_CMD_PANEL '9' 76#define WRITEBACK_PANEL 'a' 77#define LVDS_PANEL 'b' 78 79class MDPVersion; 80 81struct Split { 82 int mLeft; 83 int mRight; 84 Split() : mLeft(0), mRight(0){} 85 int left() { return mLeft; } 86 int right() { return mRight; } 87 friend class MDPVersion; 88}; 89 90class MDPVersion : public Singleton <MDPVersion> 91{ 92public: 93 MDPVersion(); 94 ~MDPVersion(); 95 int getMDPVersion() {return mMDPVersion;} 96 char getPanelType() {return mPanelType;} 97 bool hasOverlay() {return mHasOverlay;} 98 uint8_t getTotalPipes() { return (mRGBPipes + mVGPipes + mDMAPipes);} 99 uint8_t getRGBPipes() { return mRGBPipes; } 100 uint8_t getVGPipes() { return mVGPipes; } 101 uint8_t getDMAPipes() { return mDMAPipes; } 102 bool supportsDecimation(); 103 uint32_t getMaxMDPDownscale(); 104 bool supportsBWC(); 105 bool is8x26(); 106 bool is8x74v2(); 107 bool is8x92(); 108 int getLeftSplit() { return mSplit.left(); } 109 int getRightSplit() { return mSplit.right(); } 110private: 111 bool updateSysFsInfo(); 112 int tokenizeParams(char *inputParams, const char *delim, 113 char* tokenStr[], int *idx); 114 int mFd; 115 int mMDPVersion; 116 char mPanelType; 117 bool mHasOverlay; 118 uint32_t mMdpRev; 119 uint8_t mRGBPipes; 120 uint8_t mVGPipes; 121 uint8_t mDMAPipes; 122 uint32_t mFeatures; 123 uint32_t mMDPDownscale; 124 uint32_t mMDPUpscale; 125 Split mSplit; 126}; 127}; //namespace qdutils 128#endif //INCLUDE_LIBQCOMUTILS_MDPVER 129