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/*
* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef INCLUDE_LIBQCOMUTILS_MDPVER
#define INCLUDE_LIBQCOMUTILS_MDPVER
#include <stdint.h>
#include <utils/Singleton.h>
#include <cutils/properties.h>
/* This class gets the MSM type from the soc info
*/
using namespace android;
namespace qdutils {
// These panel definitions are available at mdss_mdp.h which is internal header
// file and is not available at <linux/mdss_mdp.h>.
// ToDo: once it is available at linux/mdss_mdp.h, these below definitions can
// be removed.
enum mdp_version {
MDP_V_UNKNOWN = 0,
MDP_V2_2 = 220,
MDP_V3_0 = 300,
MDP_V3_0_3 = 303,
MDP_V3_0_4 = 304,
MDP_V3_0_5 = 305,
MDP_V3_1 = 310,
MDP_V4_0 = 400,
MDP_V4_1 = 410,
MDP_V4_2 = 420,
MDP_V4_3 = 430,
MDP_V4_4 = 440,
MDSS_V5 = 500,
};
#define NO_PANEL '0'
#define MDDI_PANEL '1'
#define EBI2_PANEL '2'
#define LCDC_PANEL '3'
#define EXT_MDDI_PANEL '4'
#define TV_PANEL '5'
#define DTV_PANEL '7'
#define MIPI_VIDEO_PANEL '8'
#define MIPI_CMD_PANEL '9'
#define WRITEBACK_PANEL 'a'
#define LVDS_PANEL 'b'
#define EDP_PANEL 'c'
class MDPVersion;
struct Split {
int mLeft;
int mRight;
Split() : mLeft(0), mRight(0){}
int left() { return mLeft; }
int right() { return mRight; }
friend class MDPVersion;
};
struct PanelInfo {
char mType; // Smart or Dumb
int mPartialUpdateEnable; // Partial update feature
int mLeftAlign; // ROI left alignment restriction
int mWidthAlign; // ROI width alignment restriction
int mTopAlign; // ROI top alignment restriction
int mHeightAlign; // ROI height alignment restriction
int mMinROIWidth; // Min width needed for ROI
int mMinROIHeight; // Min height needed for ROI
bool mNeedsROIMerge; // Merge ROI's of both the DSI's
bool mDynFpsSupported; // Panel Supports dyn fps
uint32_t mMinFps; // Min fps supported by panel
uint32_t mMaxFps; // Max fps supported by panel
PanelInfo() : mType(NO_PANEL), mPartialUpdateEnable(0),
mLeftAlign(0), mWidthAlign(0), mTopAlign(0), mHeightAlign(0),
mMinROIWidth(0), mMinROIHeight(0), mNeedsROIMerge(false),
mDynFpsSupported(0), mMinFps(0), mMaxFps(0) {}
friend class MDPVersion;
};
class MDPVersion : public Singleton <MDPVersion>
{
public:
MDPVersion();
~MDPVersion();
int getMDPVersion() {return mMDPVersion;}
char getPanelType() {return mPanelInfo.mType;}
bool hasOverlay() {return mHasOverlay;}
uint8_t getTotalPipes() {
return (uint8_t)(mRGBPipes + mVGPipes + mDMAPipes);
}
uint8_t getRGBPipes() { return mRGBPipes; }
uint8_t getVGPipes() { return mVGPipes; }
uint8_t getDMAPipes() { return mDMAPipes; }
uint8_t getBlendStages() { return mBlendStages; }
bool supportsDecimation();
uint32_t getMaxMDPDownscale();
uint32_t getMaxMDPUpscale();
bool supportsBWC();
bool supportsMacroTile();
int getLeftSplit() { return mSplit.left(); }
int getRightSplit() { return mSplit.right(); }
bool isPartialUpdateEnabled() { return mPanelInfo.mPartialUpdateEnable; }
int getLeftAlign() { return mPanelInfo.mLeftAlign; }
int getWidthAlign() { return mPanelInfo.mWidthAlign; }
int getTopAlign() { return mPanelInfo.mTopAlign; }
int getHeightAlign() { return mPanelInfo.mHeightAlign; }
int getMinROIWidth() { return mPanelInfo.mMinROIWidth; }
int getMinROIHeight() { return mPanelInfo.mMinROIHeight; }
bool needsROIMerge() { return mPanelInfo.mNeedsROIMerge; }
unsigned long getLowBw() { return mLowBw; }
unsigned long getHighBw() { return mHighBw; }
bool isRotDownscaleEnabled() { return mRotDownscale; }
bool isDynFpsSupported() { return mPanelInfo.mDynFpsSupported; }
uint32_t getMinFpsSupported() { return mPanelInfo.mMinFps; }
uint32_t getMaxFpsSupported() { return mPanelInfo.mMaxFps; }
uint32_t getMaxMixerWidth() const { return mMaxMixerWidth; }
uint32_t getMaxPipeWidth() const { return mMaxPipeWidth; }
bool hasMinCropWidthLimitation() const;
bool isSrcSplit() const;
bool isSrcSplitAlways() const;
bool isRGBScalarSupported() const;
bool is8x26();
bool is8x74v2();
bool is8084();
bool is8092();
bool is8994();
bool is8x16();
bool is8x39();
private:
bool updateSysFsInfo();
void updatePanelInfo();
bool updateSplitInfo();
int tokenizeParams(char *inputParams, const char *delim,
char* tokenStr[], int *idx);
int mFd;
int mMDPVersion;
bool mHasOverlay;
uint32_t mMdpRev;
uint8_t mRGBPipes;
uint8_t mVGPipes;
uint8_t mDMAPipes;
uint8_t mBlendStages;
uint32_t mFeatures;
uint32_t mMDPDownscale;
uint32_t mMDPUpscale;
bool mMacroTileEnabled;
Split mSplit;
PanelInfo mPanelInfo;
unsigned long mLowBw; //kbps
unsigned long mHighBw; //kbps
bool mSourceSplit;
//Additional property on top of source split
bool mSourceSplitAlways;
bool mRGBHasNoScalar;
bool mRotDownscale;
uint32_t mMaxMixerWidth; //maximum x-res of a given mdss mixer.
uint32_t mMaxPipeWidth; //maximum x-res of the mdp pipe.
};
}; //namespace qdutils
#endif //INCLUDE_LIBQCOMUTILS_MDPVER