qcom/display: Update HALs

- Update the display HAL from Code Aurora Forum
- Add updated overlay library
- Enable HWC with basic video going through overlay
- Cleanup some files

Change-Id: I65c687c51be458cee71213c79e03eeda962d9086
diff --git a/liboverlay/overlay.cpp b/liboverlay/overlay.cpp
new file mode 100644
index 0000000..ed968c1
--- /dev/null
+++ b/liboverlay/overlay.cpp
@@ -0,0 +1,455 @@
+/*
+* Copyright (c) 2011-2012, Code Aurora Forum. 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 Code Aurora Forum, Inc. 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.
+*/
+
+#include "overlayUtils.h"
+#include "overlayImpl.h"
+#include "overlay.h"
+
+// MDP related FIXME move to state
+#include "overlayMdp.h"
+#include "overlayCtrlData.h"
+#include "overlayRotator.h"
+
+namespace overlay {
+
+Overlay::Overlay(): mOv(0) {
+}
+
+Overlay::~Overlay() {
+    if(mState.state() == utils::OV_CLOSED) return;
+    close();
+    delete mOv;
+    mOv = 0;
+}
+
+bool Overlay::open() {
+    // We need an empty open to just open the bare minimum for business
+    return true;
+}
+
+void Overlay::reset(){
+    if(mOv && !mOv->close()) {
+        ALOGE("%s Overlay failed", __FUNCTION__);
+    }
+
+    delete mOv;
+    mOv = 0;
+}
+
+bool Overlay::close()
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_CLOSED:
+            // try to close any partially opened items
+            break;
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            mOv = mState.handleEvent(utils::OV_CLOSED, mOv);
+            this->reset();
+            break;
+        default:
+            OVASSERT(false, "close Unknown state %d", st);
+            return false;
+    }
+    return true;
+}
+
+bool Overlay::commit(utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            if(!mOv->commit(dest)) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                return false;
+            }
+            break;
+        default:
+            OVASSERT(false, "%s Unknown state %d", __FUNCTION__, st);
+            return false;
+    }
+    return true;
+}
+
+bool Overlay::queueBuffer(uint32_t offset,
+        utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            if(!mOv->queueBuffer(offset, dest)) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                return false;
+            }
+            break;
+        default:
+            OVASSERT(false, "%s Unknown state %d", __FUNCTION__, st);
+            return false;
+    }
+    return true;
+}
+
+bool Overlay::dequeueBuffer(void*& buf,
+        utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            if(!mOv->dequeueBuffer(buf, dest)) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                return false;
+            }
+            break;
+        default:
+            OVASSERT(false, "%s Unknown state %d", __FUNCTION__, st);
+            return false;
+    }
+    return true;
+}
+
+bool Overlay::waitForVsync(utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            if(!mOv->waitForVsync(dest)) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                return false;
+            }
+            break;
+        default:
+            OVASSERT(false, "%s Unknown state %d", __FUNCTION__, st);
+            return false;
+    }
+    return true;
+}
+
+bool Overlay::setCrop(const utils::Dim& d,
+        utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            if(!mOv->setCrop(d, dest)) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                return false;
+            }
+            break;
+        default:
+            OVASSERT(false, "%s Unknown state %d", __FUNCTION__, st);
+            return false;
+    }
+    return true;
+}
+bool Overlay::setPosition(const utils::Dim& d,
+        utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            if(!mOv->setPosition(d, dest)) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                return false;
+            }
+            break;
+        default:
+            OVASSERT(false, "setPos Unknown state %d", st);
+            return false;
+    }
+    return true;
+}
+bool Overlay::setParameter(const utils::Params& param,
+        utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            if(!mOv->setParameter(param, dest)) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                return false;
+            }
+            break;
+        default:
+            OVASSERT(false, "%s Unknown state %d", __FUNCTION__ , st);
+            return false;
+    }
+    return true;
+}
+bool Overlay::setSource(const utils::PipeArgs args[utils::MAX_PIPES],
+        utils::eDest dest)
+{
+    // FIXME that one needs to move to the state machine class
+    utils::PipeArgs margs[utils::MAX_PIPES] = {
+        args[0], args[1], args[2] };
+    utils::eOverlayState st = mState.state();
+
+    switch (st) {
+        case utils::OV_CLOSED:
+            // if we get setSource when we are closed, then
+            // we will assume tranistion to OV_2D_VIDEO_ON_PANEL
+            // returns overlay
+            mOv = mState.handle_closed(utils::OV_2D_VIDEO_ON_PANEL);
+            if (!mOv) {
+                ALOGE("Overlay %s failed", __FUNCTION__);
+                this->reset(); // cleanup
+                return false;
+            }
+            break;
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            // no tweaking
+            break;
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+            margs[utils::CHANNEL_1].zorder = utils::ZORDER_1;
+            break;
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+            // If displaying on both, external VG pipe set to be no wait
+            margs[utils::CHANNEL_1].wait = utils::NO_WAIT;
+            break;
+        case utils::OV_2D_TRUE_UI_MIRROR:
+            // Set zorder -- external VG pipe (video) gets 0, RGB pipe (UI) gets 1
+            margs[utils::CHANNEL_1].zorder = utils::ZORDER_0;
+            margs[utils::CHANNEL_2].zorder = utils::ZORDER_1;
+            // External VG (video) and RGB (UI) pipe set to be no wait
+            margs[utils::CHANNEL_0].wait = utils::WAIT;
+            margs[utils::CHANNEL_1].wait = utils::NO_WAIT;
+            margs[utils::CHANNEL_2].wait = utils::NO_WAIT;
+            break;
+        default:
+            OVASSERT(false, "%s Unknown state %d", __FUNCTION__, st);
+            return false;
+    }
+
+    if (!mOv->setSource(margs, dest)) {
+        ALOGE("Overlay %s failed", __FUNCTION__);
+        return false;
+    }
+
+    return true;
+}
+void Overlay::setMemoryId(int id, utils::eDest dest)
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME that one needs to move to the state machine class
+    utils::eOverlayState st = mState.state();
+    switch (st) {
+        case utils::OV_2D_VIDEO_ON_PANEL:
+        case utils::OV_2D_VIDEO_ON_PANEL_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_PANEL:
+        case utils::OV_3D_VIDEO_ON_3D_TV:
+        case utils::OV_3D_VIDEO_ON_2D_PANEL_2D_TV:
+        case utils::OV_UI_MIRROR:
+        case utils::OV_2D_TRUE_UI_MIRROR:
+        case utils::OV_BYPASS_1_LAYER:
+        case utils::OV_BYPASS_2_LAYER:
+        case utils::OV_BYPASS_3_LAYER:
+            mOv->setMemoryId(id, dest);
+            break;
+        default:
+            OVASSERT(false, "setMemId Unknown state %d", st);
+    }
+}
+
+
+void Overlay::dump() const
+{
+    OVASSERT(mOv,
+            "%s Overlay and Rotator should be init at this point",
+            __FUNCTION__);
+    // FIXME dump tate object, factory
+    ALOGE("== Dump Overlay start ==");
+    mState.dump();
+    mOv->dump();
+    ALOGE("== Dump Overlay end ==");
+}
+
+void Overlay::setState(utils::eOverlayState s) {
+    mOv = mState.handleEvent(s, mOv);
+}
+
+utils::eOverlayState Overlay::getState() const {
+    return mState.state();
+}
+
+Overlay *Overlay::sInstance = 0;
+
+Overlay* Overlay::getInstance() {
+    if(sInstance == NULL)
+        sInstance = new Overlay();
+    return sInstance;
+}
+
+/****  NullPipe  ****/
+
+bool NullPipe::open(RotatorBase*) {
+    ALOGE_IF(DEBUG_OVERLAY, "NullPipe open");
+    return true;
+}
+bool NullPipe::close() { return true; }
+bool NullPipe::commit() { return true; }
+bool NullPipe::start(const utils::PipeArgs&) { return true; }
+bool NullPipe::setCrop(const utils::Dim&) { return true; }
+bool NullPipe::setPosition(const utils::Dim&) { return true; }
+bool NullPipe::setParameter(const utils::Params&) { return true; }
+bool NullPipe::setSource(const utils::PipeArgs&) { return true; }
+bool NullPipe::queueBuffer(uint32_t offset) { return true; }
+bool NullPipe::dequeueBuffer(void*&) { return true; }
+bool NullPipe::waitForVsync() { return true; }
+void NullPipe::setMemoryId(int) {}
+// NullPipe will return by val here as opposed to other Pipes.
+utils::PipeArgs NullPipe::getArgs() const { return utils::PipeArgs(); }
+utils::eOverlayPipeType NullPipe::getOvPipeType() const {
+    return utils::OV_PIPE_TYPE_NULL;
+}
+void NullPipe::dump() const {
+    ALOGE("== NullPipe (null) start/end ==");
+}
+
+} // overlay