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Merge "Create builtin display tokens on demand"

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This commit is contained in:
Jesse Hall 2012-11-27 12:43:10 -08:00 committed by Gerrit Code Review
commit 2004307b65
2 changed files with 29 additions and 25 deletions
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47
services/surfaceflinger/SurfaceFlinger.cpp
View File

@ -191,12 +191,22 @@ sp<IBinder> SurfaceFlinger::createDisplay(const String8& displayName,
return token;
}
void SurfaceFlinger::createBuiltinDisplayLocked(DisplayDevice::DisplayType type) {
ALOGW_IF(mBuiltinDisplays[type],
"Overwriting display token for display type %d", type);
mBuiltinDisplays[type] = new BBinder();
DisplayDeviceState info(type);
// All non-virtual displays are currently considered secure.
info.isSecure = true;
mCurrentState.displays.add(mBuiltinDisplays[type], info);
}
sp<IBinder> SurfaceFlinger::getBuiltInDisplay(int32_t id) {
if (uint32_t(id) >= DisplayDevice::NUM_DISPLAY_TYPES) {
ALOGE("getDefaultDisplay: id=%d is not a valid default display id", id);
return NULL;
}
return mDefaultDisplays[id];
return mBuiltinDisplays[id];
}
sp<IGraphicBufferAlloc> SurfaceFlinger::createGraphicBufferAlloc()
@ -462,6 +472,8 @@ status_t SurfaceFlinger::readyToRun()
ALOGI( "SurfaceFlinger's main thread ready to run. "
"Initializing graphics H/W...");
Mutex::Autolock _l(mStateLock);
// initialize EGL for the default display
mEGLDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);
eglInitialize(mEGLDisplay, NULL, NULL);
@ -482,14 +494,13 @@ status_t SurfaceFlinger::readyToRun()
// initialize our non-virtual displays
for (size_t i=0 ; i<DisplayDevice::NUM_DISPLAY_TYPES ; i++) {
DisplayDevice::DisplayType type((DisplayDevice::DisplayType)i);
mDefaultDisplays[i] = new BBinder();
wp<IBinder> token = mDefaultDisplays[i];
// set-up the displays that are already connected
if (mHwc->isConnected(i) || type==DisplayDevice::DISPLAY_PRIMARY) {
// All non-virtual displays are currently considered secure.
bool isSecure = true;
mCurrentState.displays.add(token, DisplayDeviceState(type));
createBuiltinDisplayLocked(type);
wp<IBinder> token = mBuiltinDisplays[i];
sp<FramebufferSurface> fbs = new FramebufferSurface(*mHwc, i);
sp<SurfaceTextureClient> stc = new SurfaceTextureClient(
static_cast< sp<ISurfaceTexture> >(fbs->getBufferQueue()));
@ -601,9 +612,9 @@ bool SurfaceFlinger::authenticateSurfaceTexture(
}
status_t SurfaceFlinger::getDisplayInfo(const sp<IBinder>& display, DisplayInfo* info) {
int32_t type = BAD_VALUE;
int32_t type = NAME_NOT_FOUND;
for (int i=0 ; i<DisplayDevice::NUM_DISPLAY_TYPES ; i++) {
if (display == mDefaultDisplays[i]) {
if (display == mBuiltinDisplays[i]) {
type = i;
break;
}
@ -614,10 +625,6 @@ status_t SurfaceFlinger::getDisplayInfo(const sp<IBinder>& display, DisplayInfo*
}
const HWComposer& hwc(getHwComposer());
if (!hwc.isConnected(type)) {
return NAME_NOT_FOUND;
}
float xdpi = hwc.getDpiX(type);
float ydpi = hwc.getDpiY(type);
@ -745,11 +752,11 @@ void SurfaceFlinger::onHotplugReceived(int type, bool connected) {
if (uint32_t(type) < DisplayDevice::NUM_DISPLAY_TYPES) {
Mutex::Autolock _l(mStateLock);
if (connected == false) {
mCurrentState.displays.removeItem(mDefaultDisplays[type]);
if (connected) {
createBuiltinDisplayLocked((DisplayDevice::DisplayType)type);
} else {
DisplayDeviceState info((DisplayDevice::DisplayType)type);
mCurrentState.displays.add(mDefaultDisplays[type], info);
mCurrentState.displays.removeItem(mBuiltinDisplays[type]);
mBuiltinDisplays[type].clear();
}
setTransactionFlags(eDisplayTransactionNeeded);
@ -1163,7 +1170,6 @@ void SurfaceFlinger::handleTransactionLocked(uint32_t transactionFlags)
for (size_t i=0 ; i<cc ; i++) {
if (draw.indexOfKey(curr.keyAt(i)) < 0) {
const DisplayDeviceState& state(curr[i]);
bool isSecure = false;
sp<FramebufferSurface> fbs;
sp<SurfaceTextureClient> stc;
@ -1174,10 +1180,6 @@ void SurfaceFlinger::handleTransactionLocked(uint32_t transactionFlags)
"surface is provided (%p), ignoring it",
state.surface.get());
// All non-virtual displays are currently considered
// secure.
isSecure = true;
// for supported (by hwc) displays we provide our
// own rendering surface
fbs = new FramebufferSurface(*mHwc, state.type);
@ -1188,13 +1190,12 @@ void SurfaceFlinger::handleTransactionLocked(uint32_t transactionFlags)
if (state.surface != NULL) {
stc = new SurfaceTextureClient(state.surface);
}
isSecure = state.isSecure;
}
const wp<IBinder>& display(curr.keyAt(i));
if (stc != NULL) {
sp<DisplayDevice> hw = new DisplayDevice(this,
state.type, isSecure, display, stc, fbs,
state.type, state.isSecure, display, stc, fbs,
mEGLConfig);
hw->setLayerStack(state.layerStack);
hw->setProjection(state.orientation,
@ -2002,7 +2003,7 @@ void SurfaceFlinger::onInitializeDisplays() {
Vector<DisplayState> displays;
DisplayState d;
d.what = DisplayState::eDisplayProjectionChanged;
d.token = mDefaultDisplays[DisplayDevice::DISPLAY_PRIMARY];
d.token = mBuiltinDisplays[DisplayDevice::DISPLAY_PRIMARY];
d.orientation = DisplayState::eOrientationDefault;
d.frame.makeInvalid();
d.viewport.makeInvalid();

7
services/surfaceflinger/SurfaceFlinger.h
View File

@ -112,7 +112,7 @@ public:
// returns the default Display
sp<const DisplayDevice> getDefaultDisplayDevice() const {
return getDisplayDevice(mDefaultDisplays[DisplayDevice::DISPLAY_PRIMARY]);
return getDisplayDevice(mBuiltinDisplays[DisplayDevice::DISPLAY_PRIMARY]);
}
// utility function to delete a texture on the main thread
@ -328,6 +328,9 @@ private:
// called when starting, or restarting after system_server death
void initializeDisplays();
// Create an IBinder for a builtin display and add it to current state
void createBuiltinDisplayLocked(DisplayDevice::DisplayType type);
// NOTE: can only be called from the main thread or with mStateLock held
sp<const DisplayDevice> getDisplayDevice(const wp<IBinder>& dpy) const {
return mDisplays.valueFor(dpy);
@ -422,7 +425,7 @@ private:
EGLContext mEGLContext;
EGLConfig mEGLConfig;
EGLDisplay mEGLDisplay;
sp<IBinder> mDefaultDisplays[DisplayDevice::NUM_DISPLAY_TYPES];
sp<IBinder> mBuiltinDisplays[DisplayDevice::NUM_DISPLAY_TYPES];
// Can only accessed from the main thread, these members
// don't need synchronization