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Merge "surfaceflinger: call into hardware composer to blank screen"

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This commit is contained in:
Colin Cross 2012-07-16 15:58:28 -07:00 committed by Android (Google) Code Review
commit f0048f9604
3 changed files with 29 additions and 1 deletions
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3
services/surfaceflinger/DisplayHardware.cpp
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@ -434,6 +434,9 @@ void DisplayHardware::releaseScreen() const
void DisplayHardware::acquireScreen() const
{
if (mHwc->initCheck() == NO_ERROR) {
mHwc->acquire();
}
DisplayHardwareBase::acquireScreen();
}

22
services/surfaceflinger/DisplayHardware/HWComposer.cpp
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@ -286,11 +286,33 @@ status_t HWComposer::release() const {
mHwc->methods->eventControl(mHwc, HWC_EVENT_VSYNC, 0);
}
int err = mHwc->set(mHwc, NULL, NULL, NULL);
if (err < 0) {
return (status_t)err;
}
if (hwcHasVersion(mHwc, HWC_DEVICE_API_VERSION_1_0)) {
if (mHwc->methods && mHwc->methods->blank) {
err = mHwc->methods->blank(mHwc, 1);
}
}
return (status_t)err;
}
return NO_ERROR;
}
status_t HWComposer::acquire() const {
if (mHwc) {
if (hwcHasVersion(mHwc, HWC_DEVICE_API_VERSION_1_0)) {
if (mHwc->methods && mHwc->methods->blank) {
int err = mHwc->methods->blank(mHwc, 0);
return (status_t)err;
}
}
}
return NO_ERROR;
}
status_t HWComposer::disable() {
if (mHwc) {
free(mList);

5
services/surfaceflinger/DisplayHardware/HWComposer.h
View File

@ -71,9 +71,12 @@ public:
// commits the list
status_t commit() const;
// release hardware resources
// release hardware resources and blank screen
status_t release() const;
// acquire hardware resources and unblank screen
status_t acquire() const;
// create a work list for numLayers layer. sets HWC_GEOMETRY_CHANGED.
status_t createWorkList(size_t numLayers);