479 lines
14 KiB
C++
479 lines
14 KiB
C++
/*
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* Copyright (c) 2011-2013, 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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#ifdef USES_QSEED_SCALAR
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#include <scale/scale.h>
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using namespace scale;
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#endif
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#define PIPE_DEBUG 0
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namespace overlay {
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using namespace utils;
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Overlay::Overlay() {
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PipeBook::NUM_PIPES = qdutils::MDPVersion::getInstance().getTotalPipes();
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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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mDumpStr[0] = '\0';
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initScalar();
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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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}
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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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sForceSetBitmap = 0;
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mDumpStr[0] = '\0';
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#ifdef USES_QSEED_SCALAR
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Scale *scalar = getScalar();
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if(scalar) {
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scalar->configBegin();
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}
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#endif
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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)) {
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//Forces UNSET on pipes, flushes rotator memory and session, closes
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//fds
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if(mPipeBook[i].valid()) {
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char str[32];
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sprintf(str, "Unset=%s dpy=%d mix=%d; ",
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PipeBook::getDestStr((eDest)i),
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mPipeBook[i].mDisplay, mPipeBook[i].mMixer);
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#if PIPE_DEBUG
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strncat(mDumpStr, str, strlen(str));
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#endif
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}
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mPipeBook[i].destroy();
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}
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}
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dump();
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PipeBook::save();
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#ifdef USES_QSEED_SCALAR
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Scale *scalar = getScalar();
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if(scalar) {
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scalar->configDone();
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}
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#endif
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}
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eDest Overlay::nextPipe(eMdpPipeType type, int dpy, int mixer) {
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eDest dest = OV_INVALID;
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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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PipeBook::isNotAllocated(i) && //Free pipe
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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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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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if(not mPipeBook[index].valid()) {
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mPipeBook[index].mPipe = new GenericPipe(dpy);
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char str[32];
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snprintf(str, 32, "Set=%s dpy=%d mix=%d; ",
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PipeBook::getDestStr(dest), dpy, mixer);
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#if PIPE_DEBUG
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strncat(mDumpStr, str, strlen(str));
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#endif
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}
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} else {
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ALOGD_IF(PIPE_DEBUG, "Pipe unavailable type=%d display=%d mixer=%d",
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(int)type, dpy, mixer);
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}
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return dest;
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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::commit(utils::eDest dest) {
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bool ret = false;
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int index = (int)dest;
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validate(index);
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if(mPipeBook[index].mPipe->commit()) {
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ret = true;
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PipeBook::setUse((int)dest);
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if(sForceSetBitmap & (1 << mPipeBook[index].mDisplay)) {
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mPipeBook[index].mPipe->forceSet();
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}
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} else {
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int dpy = mPipeBook[index].mDisplay;
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for(int i = 0; i < PipeBook::NUM_PIPES; i++)
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if (mPipeBook[i].mDisplay == dpy) {
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PipeBook::resetAllocation(i);
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PipeBook::resetUse(i);
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if(mPipeBook[i].valid()) {
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mPipeBook[i].mPipe->forceSet();
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}
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}
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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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int index = (int)dest;
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bool ret = false;
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validate(index);
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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[index].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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int index = (int)dest;
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validate(index);
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mPipeBook[index].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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int index = (int)dest;
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validate(index);
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mPipeBook[index].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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int index = (int)dest;
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validate(index);
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mPipeBook[index].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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int index = (int)dest;
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validate(index);
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utils::eTransform transform =
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static_cast<utils::eTransform>(orient);
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mPipeBook[index].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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int index = (int)dest;
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validate(index);
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PipeArgs newArgs(args);
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if(PipeBook::getPipeType(dest) == OV_MDP_PIPE_VG) {
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setMdpFlags(newArgs.mdpFlags, OV_MDP_PIPE_SHARE);
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} else {
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clearMdpFlags(newArgs.mdpFlags, OV_MDP_PIPE_SHARE);
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}
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if(PipeBook::getPipeType(dest) == OV_MDP_PIPE_DMA) {
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setMdpFlags(newArgs.mdpFlags, OV_MDP_PIPE_FORCE_DMA);
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} else {
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clearMdpFlags(newArgs.mdpFlags, OV_MDP_PIPE_FORCE_DMA);
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}
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mPipeBook[index].mPipe->setSource(newArgs);
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}
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void Overlay::setVisualParams(const MetaData_t& metadata, utils::eDest dest) {
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int index = (int)dest;
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validate(index);
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mPipeBook[index].mPipe->setVisualParams(metadata);
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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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if (mdpVersion < qdutils::MDSS_V5 && mdpVersion != qdutils::MDP_V3_0_4) {
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msmfb_mixer_info_req req;
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mdp_mixer_info *minfo = NULL;
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char name[64];
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int fd = -1;
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for(int i = 0; i < MAX_FB_DEVICES; i++) {
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snprintf(name, 64, FB_DEVICE_TEMPLATE, i);
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ALOGD("initoverlay:: opening the device:: %s", name);
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fd = ::open(name, O_RDWR, 0);
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if(fd < 0) {
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ALOGE("cannot open framebuffer(%d)", i);
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return -1;
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}
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//Get the mixer configuration */
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req.mixer_num = i;
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if (ioctl(fd, MSMFB_MIXER_INFO, &req) == -1) {
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ALOGE("ERROR: MSMFB_MIXER_INFO ioctl failed");
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close(fd);
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return -1;
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}
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minfo = req.info;
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for (int j = 0; j < req.cnt; j++) {
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ALOGD("ndx=%d num=%d z_order=%d", minfo->pndx, minfo->pnum,
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minfo->z_order);
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// except the RGB base layer with z_order of -1, clear any
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// other pipes connected to mixer.
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if((minfo->z_order) != -1) {
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int index = minfo->pndx;
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ALOGD("Unset overlay with index: %d at mixer %d", index, i);
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if(ioctl(fd, MSMFB_OVERLAY_UNSET, &index) == -1) {
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ALOGE("ERROR: MSMFB_OVERLAY_UNSET failed");
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close(fd);
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return -1;
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}
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}
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minfo++;
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}
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close(fd);
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fd = -1;
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}
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}
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FILE *displayDeviceFP = NULL;
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const int MAX_FRAME_BUFFER_NAME_SIZE = 128;
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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){
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fread(fbType, sizeof(char), MAX_FRAME_BUFFER_NAME_SIZE,
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displayDeviceFP);
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if(strncmp(fbType, strDtvPanel, strlen(strDtvPanel)) == 0) {
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sDpyFbMap[DPY_EXTERNAL] = num;
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} else if(strncmp(fbType, strWbPanel, strlen(strWbPanel)) == 0) {
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sDpyFbMap[DPY_WRITEBACK] = num;
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}
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fclose(displayDeviceFP);
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}
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}
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return 0;
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}
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bool Overlay::displayCommit(const int& fd) {
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utils::Dim roi;
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return displayCommit(fd, roi);
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}
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bool Overlay::displayCommit(const int& fd, const utils::Dim& roi) {
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//Commit
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struct mdp_display_commit info;
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memset(&info, 0, sizeof(struct mdp_display_commit));
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info.flags = MDP_DISPLAY_COMMIT_OVERLAY;
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info.roi.x = roi.x;
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info.roi.y = roi.y;
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info.roi.w = roi.w;
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info.roi.h = roi.h;
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if(!mdp_wrapper::displayCommit(fd, info)) {
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ALOGE("%s: commit failed", __func__);
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return false;
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}
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return true;
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}
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void Overlay::dump() const {
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#if PIPE_DEBUG
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if(strlen(mDumpStr)) { //dump only on state change
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ALOGD("%s\n", mDumpStr);
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}
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#endif
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}
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void Overlay::getDump(char *buf, size_t len) {
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int totalPipes = 0;
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const char *str = "\nOverlay State\n\n";
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strncat(buf, str, strlen(str));
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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if(mPipeBook[i].valid()) {
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mPipeBook[i].mPipe->getDump(buf, len);
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char str[64] = {'\0'};
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snprintf(str, 64, "Display=%d\n\n", mPipeBook[i].mDisplay);
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strncat(buf, str, strlen(str));
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totalPipes++;
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}
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}
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char str_pipes[64] = {'\0'};
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snprintf(str_pipes, 64, "Pipes=%d\n\n", totalPipes);
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strncat(buf, str_pipes, strlen(str_pipes));
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}
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void Overlay::clear(int dpy) {
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for(int i = 0; i < PipeBook::NUM_PIPES; i++) {
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if (mPipeBook[i].mDisplay == dpy) {
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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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if(mPipeBook[i].valid()) {
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mPipeBook[i].mPipe->forceSet();
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}
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}
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}
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}
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void Overlay::initScalar() {
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#ifdef USES_QSEED_SCALAR
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if(sLibScaleHandle == NULL) {
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sLibScaleHandle = dlopen("libscale.so", RTLD_NOW);
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}
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if(sLibScaleHandle) {
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if(sScale == NULL) {
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Scale* (*getInstance)();
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*(void **) &getInstance = dlsym(sLibScaleHandle, "getInstance");
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if(getInstance) {
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sScale = getInstance();
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}
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}
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}
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#endif
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}
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void Overlay::destroyScalar() {
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#ifdef USES_QSEED_SCALAR
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if(sLibScaleHandle) {
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if(sScale) {
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void (*destroyInstance)(Scale*);
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*(void **) &destroyInstance = dlsym(sLibScaleHandle,
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"destroyInstance");
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if(destroyInstance) {
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destroyInstance(sScale);
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sScale = NULL;
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}
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}
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dlclose(sLibScaleHandle);
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sLibScaleHandle = NULL;
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}
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#endif
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}
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void Overlay::PipeBook::init() {
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mPipe = NULL;
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mDisplay = DPY_UNUSED;
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mMixer = MIXER_UNUSED;
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}
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void Overlay::PipeBook::destroy() {
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if(mPipe) {
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delete mPipe;
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mPipe = NULL;
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}
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mDisplay = DPY_UNUSED;
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mMixer = MIXER_UNUSED;
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}
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Overlay* Overlay::sInstance = 0;
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int Overlay::sDpyFbMap[DPY_MAX] = {0, -1, -1};
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int Overlay::sDMAMode = DMA_LINE_MODE;
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int Overlay::sForceSetBitmap = 0;
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int Overlay::PipeBook::NUM_PIPES = 0;
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int Overlay::PipeBook::sPipeUsageBitmap = 0;
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int Overlay::PipeBook::sLastUsageBitmap = 0;
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int Overlay::PipeBook::sAllocatedBitmap = 0;
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utils::eMdpPipeType Overlay::PipeBook::pipeTypeLUT[utils::OV_MAX] =
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{utils::OV_MDP_PIPE_ANY};
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void *Overlay::sLibScaleHandle = NULL;
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scale::Scale *Overlay::sScale = NULL;
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}; // namespace overlay
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