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622 lines
20 KiB
622 lines
20 KiB
/*
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* Copyright (c) 2011-2014, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <dlfcn.h>
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#include "overlay.h"
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#include "pipes/overlayGenPipe.h"
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#include "mdp_version.h"
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#include "qdMetaData.h"
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#include "qd_utils.h"
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namespace overlay {
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using namespace utils;
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using namespace qdutils;
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Overlay::Overlay() {
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int numPipes = qdutils::MDPVersion::getInstance().getTotalPipes();
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PipeBook::NUM_PIPES = (numPipes <= utils::OV_MAX)? numPipes : utils::OV_MAX;
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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mPipeBook[i].init();
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}
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initScalar();
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setDMAMultiplexingSupported();
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#ifdef USES_POST_PROCESSING
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initPostProc();
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#endif
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}
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Overlay::~Overlay() {
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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mPipeBook[i].destroy();
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}
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destroyScalar();
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#ifdef USES_POST_PROCESSING
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destroyPostProc();
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#endif
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}
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void Overlay::configBegin() {
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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//Mark as available for this round.
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PipeBook::resetUse(i);
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PipeBook::resetAllocation(i);
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}
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}
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void Overlay::configDone() {
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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if((PipeBook::isNotUsed(i) && !sessionInProgress((eDest)i)) ||
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isSessionEnded((eDest)i)) {
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//Forces UNSET on pipes, flushes rotator memory and session, closes
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//fds
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mPipeBook[i].destroy();
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}
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}
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PipeBook::save();
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}
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int Overlay::getPipeId(utils::eDest dest) {
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return mPipeBook[(int)dest].mPipe->getPipeId();
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}
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eDest Overlay::getDest(int pipeid) {
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eDest dest = OV_INVALID;
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// finding the dest corresponding to the given pipe
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for(int i=0; i < PipeBook::NUM_PIPES; ++i) {
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if(mPipeBook[i].valid() && mPipeBook[i].mPipe->getPipeId() == pipeid) {
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return (eDest)i;
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}
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}
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return dest;
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}
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eDest Overlay::reservePipe(int pipeid) {
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eDest dest = getDest(pipeid);
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PipeBook::setAllocation((int)dest);
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return dest;
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}
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eDest Overlay::nextPipe(eMdpPipeType type, const PipeSpecs& pipeSpecs) {
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eDest dest = OV_INVALID;
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int dpy = pipeSpecs.dpy;
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int mixer = pipeSpecs.mixer;
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int formatType = pipeSpecs.formatClass;
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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if( (type == OV_MDP_PIPE_ANY || //Pipe type match
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type == PipeBook::getPipeType((eDest)i)) &&
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(mPipeBook[i].mDisplay == DPY_UNUSED || //Free or same display
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mPipeBook[i].mDisplay == dpy) &&
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(mPipeBook[i].mMixer == MIXER_UNUSED || //Free or same mixer
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mPipeBook[i].mMixer == mixer) &&
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(mPipeBook[i].mFormatType == FORMAT_NONE || //Free or same format
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mPipeBook[i].mFormatType == formatType) &&
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PipeBook::isNotAllocated(i) && //Free pipe
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( (sDMAMultiplexingSupported && dpy) ||
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!(sDMAMode == DMA_BLOCK_MODE && //DMA pipe in Line mode
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PipeBook::getPipeType((eDest)i) == OV_MDP_PIPE_DMA)) ){
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//DMA-Multiplexing is only supported for WB on 8x26
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dest = (eDest)i;
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PipeBook::setAllocation(i);
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break;
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}
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}
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if(dest != OV_INVALID) {
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int index = (int)dest;
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mPipeBook[index].mDisplay = dpy;
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mPipeBook[index].mMixer = mixer;
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mPipeBook[index].mFormatType = formatType;
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if(not mPipeBook[index].valid()) {
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mPipeBook[index].mPipe = new GenericPipe(dpy);
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mPipeBook[index].mSession = PipeBook::NONE;
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}
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}
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return dest;
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}
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utils::eDest Overlay::getPipe(const PipeSpecs& pipeSpecs) {
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if(MDPVersion::getInstance().is8x26()) {
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return getPipe_8x26(pipeSpecs);
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} else if(MDPVersion::getInstance().is8x16()) {
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return getPipe_8x16(pipeSpecs);
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} else if(MDPVersion::getInstance().is8x39()) {
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return getPipe_8x39(pipeSpecs);
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} else if(MDPVersion::getInstance().is8994()) {
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return getPipe_8994(pipeSpecs);
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}
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eDest dest = OV_INVALID;
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//The default behavior is to assume RGB and VG pipes have scalars
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if(pipeSpecs.formatClass == FORMAT_YUV) {
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return nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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} else if(pipeSpecs.fb == false) { //RGB App layers
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if(not pipeSpecs.needsScaling) {
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dest = nextPipe(OV_MDP_PIPE_DMA, pipeSpecs);
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}
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_RGB, pipeSpecs);
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}
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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}
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} else { //FB layer
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dest = nextPipe(OV_MDP_PIPE_RGB, pipeSpecs);
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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}
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//Some features can cause FB to have scaling as well.
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//If we ever come to this block with FB needing scaling,
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//the screen will be black for a frame, since the FB won't get a pipe
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//but atleast this will prevent a hang
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if(dest == OV_INVALID and (not pipeSpecs.needsScaling)) {
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dest = nextPipe(OV_MDP_PIPE_DMA, pipeSpecs);
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}
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}
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return dest;
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}
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utils::eDest Overlay::getPipe_8x26(const PipeSpecs& pipeSpecs) {
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//Use this to hide all the 8x26 requirements that cannot be humanly
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//described in a generic way
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eDest dest = OV_INVALID;
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if(pipeSpecs.formatClass == FORMAT_YUV) { //video
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return nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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} else if(pipeSpecs.fb == false) { //RGB app layers
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if((not pipeSpecs.needsScaling) and
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(not (pipeSpecs.numActiveDisplays > 1 &&
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pipeSpecs.dpy == DPY_PRIMARY))) {
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dest = nextPipe(OV_MDP_PIPE_DMA, pipeSpecs);
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}
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_RGB, pipeSpecs);
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}
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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}
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} else { //FB layer
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//For 8x26 Secondary we use DMA always for FB for inline rotation
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if(pipeSpecs.dpy == DPY_PRIMARY) {
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dest = nextPipe(OV_MDP_PIPE_RGB, pipeSpecs);
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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}
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}
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if(dest == OV_INVALID and (not pipeSpecs.needsScaling) and
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(not (pipeSpecs.numActiveDisplays > 1 &&
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pipeSpecs.dpy == DPY_PRIMARY))) {
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dest = nextPipe(OV_MDP_PIPE_DMA, pipeSpecs);
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}
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}
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return dest;
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}
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utils::eDest Overlay::getPipe_8x16(const PipeSpecs& pipeSpecs) {
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//Having such functions help keeping the interface generic but code specific
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//and rife with assumptions
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eDest dest = OV_INVALID;
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if(pipeSpecs.formatClass == FORMAT_YUV or pipeSpecs.needsScaling) {
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return nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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} else {
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//Since this is a specific func, we can assume stuff like RGB pipe not
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//having scalar blocks
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dest = nextPipe(OV_MDP_PIPE_RGB, pipeSpecs);
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_DMA, pipeSpecs);
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}
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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}
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}
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return dest;
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}
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utils::eDest Overlay::getPipe_8x39(const PipeSpecs& pipeSpecs) {
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//8x16 & 8x36 has same number of pipes, pipe-types & scaling capabilities.
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//Rely on 8x16 until we see a need to change.
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return getPipe_8x16(pipeSpecs);
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}
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utils::eDest Overlay::getPipe_8994(const PipeSpecs& pipeSpecs) {
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//If DMA pipes need to be used in block mode for downscale, there could be
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//cases where consecutive rounds need separate modes, which cannot be
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//supported since we at least need 1 round in between where the DMA is
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//unused
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eDest dest = OV_INVALID;
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if(pipeSpecs.formatClass == FORMAT_YUV) {
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return nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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} else {
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dest = nextPipe(OV_MDP_PIPE_RGB, pipeSpecs);
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if(dest == OV_INVALID) {
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dest = nextPipe(OV_MDP_PIPE_VG, pipeSpecs);
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}
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if(dest == OV_INVALID and not pipeSpecs.needsScaling) {
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dest = nextPipe(OV_MDP_PIPE_DMA, pipeSpecs);
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}
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}
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return dest;
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}
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void Overlay::endAllSessions() {
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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if(mPipeBook[i].valid() && mPipeBook[i].mSession==PipeBook::START)
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mPipeBook[i].mSession = PipeBook::END;
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}
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}
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bool Overlay::isPipeTypeAttached(eMdpPipeType type) {
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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if(type == PipeBook::getPipeType((eDest)i) &&
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mPipeBook[i].mDisplay != DPY_UNUSED) {
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return true;
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}
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}
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return false;
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}
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bool Overlay::needsPrioritySwap(utils::eDest pipe1Index,
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utils::eDest pipe2Index) {
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validate((int)pipe1Index);
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validate((int)pipe2Index);
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uint8_t pipe1Prio = mPipeBook[(int)pipe1Index].mPipe->getPriority();
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uint8_t pipe2Prio = mPipeBook[(int)pipe2Index].mPipe->getPriority();
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int pipe1Id = mPipeBook[(int)pipe1Index].mPipe->getPipeId();
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int pipe2Id = mPipeBook[(int)pipe2Index].mPipe->getPipeId();
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utils::eMdpPipeType leftType = PipeBook::getPipeType(pipe1Index);
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utils::eMdpPipeType rightType = PipeBook::getPipeType(pipe2Index);
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if(pipe1Id >=0 && pipe2Id >=0) {
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// LEFT priority should be higher then RIGHT
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return (pipe1Prio > pipe2Prio);
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} else if(pipe1Id < 0 && pipe2Id < 0) {
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// If we are here, Source Split is enabled and both pipes are
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// new requests. In this case left type should be of higher prio
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// than right type
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if(leftType == rightType) {
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//Safe. Onus on driver to assign correct pipes within same type
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return false;
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} else {
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//This check takes advantage of having only 3 types and avoids 3
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//different failure combination checks.
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// Swap IF:
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// ----------------
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// | Left | Right |
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// ================
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// | DMA | ViG |
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// ----------------
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// | DMA | RGB |
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// ----------------
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// | RGB | ViG |
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// ----------------
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return (leftType == OV_MDP_PIPE_DMA or rightType == OV_MDP_PIPE_VG);
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}
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} else if(pipe1Id < 0) {
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//LEFT needs new allocation.
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if(leftType == rightType) {
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// If RIGHT has highest priority(lowest id), swap it.
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return (pipe2Id == PipeBook::pipeMinID[leftType]);
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} else {
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return (leftType == OV_MDP_PIPE_DMA or rightType == OV_MDP_PIPE_VG);
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}
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} else { /* if (pipe2Id < 0) */
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// RIGHT needs new allocation.
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if(leftType == rightType) {
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// If LEFT has lowest priority(highest id), swap it.
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return (pipe1Id == PipeBook::pipeMaxID[leftType]);
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} else {
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return (leftType == OV_MDP_PIPE_DMA or rightType == OV_MDP_PIPE_VG);
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}
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}
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}
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bool Overlay::commit(utils::eDest dest) {
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bool ret = false;
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validate((int)dest);
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if(mPipeBook[dest].mPipe->commit()) {
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ret = true;
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PipeBook::setUse((int)dest);
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} else {
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clear(mPipeBook[dest].mDisplay);
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}
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return ret;
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}
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bool Overlay::queueBuffer(int fd, uint32_t offset,
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utils::eDest dest) {
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bool ret = false;
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validate((int)dest);
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//Queue only if commit() has succeeded (and the bit set)
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if(PipeBook::isUsed((int)dest)) {
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ret = mPipeBook[dest].mPipe->queueBuffer(fd, offset);
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}
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return ret;
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}
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void Overlay::setCrop(const utils::Dim& d,
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utils::eDest dest) {
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validate((int)dest);
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mPipeBook[dest].mPipe->setCrop(d);
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}
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void Overlay::setColor(const uint32_t color,
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utils::eDest dest) {
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validate((int)dest);
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mPipeBook[dest].mPipe->setColor(color);
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}
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void Overlay::setPosition(const utils::Dim& d,
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utils::eDest dest) {
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validate((int)dest);
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mPipeBook[dest].mPipe->setPosition(d);
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}
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void Overlay::setTransform(const int orient,
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utils::eDest dest) {
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validate((int)dest);
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utils::eTransform transform =
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static_cast<utils::eTransform>(orient);
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mPipeBook[dest].mPipe->setTransform(transform);
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}
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void Overlay::setSource(const utils::PipeArgs args,
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utils::eDest dest) {
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validate((int)dest);
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setPipeType(dest, PipeBook::getPipeType(dest));
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mPipeBook[dest].mPipe->setSource(args);
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}
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void Overlay::setVisualParams(const MetaData_t& metadata, utils::eDest dest) {
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validate((int)dest);
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mPipeBook[dest].mPipe->setVisualParams(metadata);
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}
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void Overlay::setPipeType(utils::eDest pipeIndex,
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const utils::eMdpPipeType pType) {
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mPipeBook[pipeIndex].mPipe->setPipeType(pType);
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}
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Overlay* Overlay::getInstance() {
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if(sInstance == NULL) {
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sInstance = new Overlay();
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}
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return sInstance;
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}
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// Clears any VG pipes allocated to the fb devices
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// Generates a LUT for pipe types.
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int Overlay::initOverlay() {
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int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion();
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int numPipesXType[OV_MDP_PIPE_ANY] = {0};
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numPipesXType[OV_MDP_PIPE_RGB] =
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qdutils::MDPVersion::getInstance().getRGBPipes();
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numPipesXType[OV_MDP_PIPE_VG] =
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qdutils::MDPVersion::getInstance().getVGPipes();
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numPipesXType[OV_MDP_PIPE_DMA] =
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qdutils::MDPVersion::getInstance().getDMAPipes();
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int index = 0;
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for(int X = 0; X < (int)OV_MDP_PIPE_ANY; X++) { //iterate over types
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for(int j = 0; j < numPipesXType[X]; j++) { //iterate over num
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PipeBook::pipeTypeLUT[index] = (utils::eMdpPipeType)X;
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index++;
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}
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}
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PipeBook::pipeMinID[OV_MDP_PIPE_RGB] = 8;
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PipeBook::pipeMaxID[OV_MDP_PIPE_RGB] = (numPipesXType[OV_MDP_PIPE_RGB] == 3)? 32 : 512;
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PipeBook::pipeMinID[OV_MDP_PIPE_VG] = 1;
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PipeBook::pipeMaxID[OV_MDP_PIPE_VG] = (numPipesXType[OV_MDP_PIPE_VG] == 3)? 4 : 256;
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PipeBook::pipeMinID[OV_MDP_PIPE_DMA] = 64;
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PipeBook::pipeMaxID[OV_MDP_PIPE_DMA] = 128;
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FILE *displayDeviceFP = NULL;
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char fbType[MAX_FRAME_BUFFER_NAME_SIZE];
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char msmFbTypePath[MAX_FRAME_BUFFER_NAME_SIZE];
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const char *strDtvPanel = "dtv panel";
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const char *strWbPanel = "writeback panel";
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for(int num = 1; num < MAX_FB_DEVICES; num++) {
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snprintf (msmFbTypePath, sizeof(msmFbTypePath),
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"/sys/class/graphics/fb%d/msm_fb_type", num);
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displayDeviceFP = fopen(msmFbTypePath, "r");
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|
|
if(displayDeviceFP){
|
|
fread(fbType, sizeof(char), MAX_FRAME_BUFFER_NAME_SIZE,
|
|
displayDeviceFP);
|
|
|
|
if(strncmp(fbType, strDtvPanel, strlen(strDtvPanel)) == 0) {
|
|
sDpyFbMap[DPY_EXTERNAL] = num;
|
|
} else if(strncmp(fbType, strWbPanel, strlen(strWbPanel)) == 0) {
|
|
sDpyFbMap[DPY_WRITEBACK] = num;
|
|
}
|
|
|
|
fclose(displayDeviceFP);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
bool Overlay::displayCommit(const int& fd) {
|
|
utils::Dim lRoi, rRoi;
|
|
return displayCommit(fd, lRoi, rRoi);
|
|
}
|
|
|
|
bool Overlay::displayCommit(const int& fd, const utils::Dim& lRoi,
|
|
const utils::Dim& rRoi) {
|
|
//Commit
|
|
struct mdp_display_commit info;
|
|
memset(&info, 0, sizeof(struct mdp_display_commit));
|
|
info.flags = MDP_DISPLAY_COMMIT_OVERLAY;
|
|
info.l_roi.x = lRoi.x;
|
|
info.l_roi.y = lRoi.y;
|
|
info.l_roi.w = lRoi.w;
|
|
info.l_roi.h = lRoi.h;
|
|
info.r_roi.x = rRoi.x;
|
|
info.r_roi.y = rRoi.y;
|
|
info.r_roi.w = rRoi.w;
|
|
info.r_roi.h = rRoi.h;
|
|
|
|
if(!mdp_wrapper::displayCommit(fd, info)) {
|
|
ALOGE("%s: commit failed", __func__);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void Overlay::getDump(char *buf, size_t len) {
|
|
int totalPipes = 0;
|
|
const char *str = "\nOverlay State\n\n";
|
|
strlcat(buf, str, len);
|
|
for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
|
|
if(mPipeBook[i].valid()) {
|
|
mPipeBook[i].mPipe->getDump(buf, len);
|
|
char str[64] = {'\0'};
|
|
snprintf(str, 64, "Display=%d\n\n", mPipeBook[i].mDisplay);
|
|
strlcat(buf, str, len);
|
|
totalPipes++;
|
|
}
|
|
}
|
|
char str_pipes[64] = {'\0'};
|
|
snprintf(str_pipes, 64, "Pipes=%d\n\n", totalPipes);
|
|
strlcat(buf, str_pipes, len);
|
|
}
|
|
|
|
void Overlay::clear(int dpy) {
|
|
for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
|
|
if (mPipeBook[i].mDisplay == dpy) {
|
|
// Mark as available for this round
|
|
PipeBook::resetUse(i);
|
|
PipeBook::resetAllocation(i);
|
|
if(getPipeId((utils::eDest)i) == -1) {
|
|
mPipeBook[i].destroy();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
bool Overlay::validateAndSet(const int& dpy, const int& fbFd) {
|
|
GenericPipe* pipeArray[PipeBook::NUM_PIPES];
|
|
memset(pipeArray, 0, sizeof(GenericPipe*)*(PipeBook::NUM_PIPES));
|
|
|
|
int num = 0;
|
|
for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
|
|
if(PipeBook::isUsed(i) && mPipeBook[i].valid() &&
|
|
mPipeBook[i].mDisplay == dpy) {
|
|
pipeArray[num++] = mPipeBook[i].mPipe;
|
|
}
|
|
}
|
|
|
|
//Protect against misbehaving clients
|
|
return num ? GenericPipe::validateAndSet(pipeArray, num, fbFd) : true;
|
|
}
|
|
|
|
void Overlay::initScalar() {
|
|
if(sLibScaleHandle == NULL) {
|
|
sLibScaleHandle = dlopen("libscale.so", RTLD_NOW);
|
|
if(sLibScaleHandle) {
|
|
*(void **) &sFnProgramScale =
|
|
dlsym(sLibScaleHandle, "programScale");
|
|
}
|
|
}
|
|
}
|
|
|
|
void Overlay::destroyScalar() {
|
|
if(sLibScaleHandle) {
|
|
dlclose(sLibScaleHandle);
|
|
sLibScaleHandle = NULL;
|
|
}
|
|
}
|
|
|
|
void Overlay::initPostProc() {
|
|
sLibAblHandle = dlopen("libmm-abl.so", RTLD_NOW);
|
|
if (sLibAblHandle) {
|
|
*(void **)&sFnppParams = dlsym(sLibAblHandle,
|
|
"display_pp_compute_params");
|
|
} else {
|
|
ALOGE("%s: Not able to load libmm-abl.so", __FUNCTION__);
|
|
}
|
|
}
|
|
|
|
void Overlay::destroyPostProc() {
|
|
if (sLibAblHandle) {
|
|
dlclose(sLibAblHandle);
|
|
sLibAblHandle = NULL;
|
|
}
|
|
}
|
|
|
|
void Overlay::PipeBook::init() {
|
|
mPipe = NULL;
|
|
mDisplay = DPY_UNUSED;
|
|
mMixer = MIXER_UNUSED;
|
|
mFormatType = FORMAT_NONE;
|
|
}
|
|
|
|
void Overlay::PipeBook::destroy() {
|
|
if(mPipe) {
|
|
delete mPipe;
|
|
mPipe = NULL;
|
|
}
|
|
mDisplay = DPY_UNUSED;
|
|
mMixer = MIXER_UNUSED;
|
|
mFormatType = FORMAT_NONE;
|
|
mSession = NONE;
|
|
}
|
|
|
|
Overlay* Overlay::sInstance = 0;
|
|
int Overlay::sDpyFbMap[DPY_MAX] = {0, -1, -1};
|
|
int Overlay::sDMAMode = DMA_LINE_MODE;
|
|
bool Overlay::sDMAMultiplexingSupported = false;
|
|
bool Overlay::sDebugPipeLifecycle = false;
|
|
int Overlay::PipeBook::NUM_PIPES = 0;
|
|
int Overlay::PipeBook::sPipeUsageBitmap = 0;
|
|
int Overlay::PipeBook::sLastUsageBitmap = 0;
|
|
int Overlay::PipeBook::sAllocatedBitmap = 0;
|
|
utils::eMdpPipeType Overlay::PipeBook::pipeTypeLUT[utils::OV_MAX] =
|
|
{utils::OV_MDP_PIPE_ANY};
|
|
int Overlay::PipeBook::pipeMinID[utils::OV_MDP_PIPE_ANY] = {0};
|
|
int Overlay::PipeBook::pipeMaxID[utils::OV_MDP_PIPE_ANY] = {0};
|
|
void *Overlay::sLibScaleHandle = NULL;
|
|
int (*Overlay::sFnProgramScale)(struct mdp_overlay_list *) = NULL;
|
|
/* Dynamically link ABL library */
|
|
void *Overlay::sLibAblHandle = NULL;
|
|
int (*Overlay::sFnppParams)(const struct compute_params *,
|
|
struct mdp_overlay_pp_params *) = NULL;
|
|
|
|
}; // namespace overlay
|