revert hwcomposer HAL changes. DO NOT MERGE.
This reverts commit:
94364b91a2894bf037b8beb027132fbb812e1434
f8e705dea48f77f1c2532fdbadd4997dd1851af0
b59beb5ca68d0228f60dda60d85e2d0226b33215
e0d5f5bcf5a8b26f4ad75f549cbf380b2c9faf20
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index d257897..637ae48 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -52,7 +52,6 @@
#include "SurfaceFlinger.h"
#include "DisplayHardware/DisplayHardware.h"
-#include "DisplayHardware/HWComposer.h"
/* ideally AID_GRAPHICS would be in a semi-public header
* or there would be a way to map a user/group name to its id
@@ -77,7 +76,6 @@
mAccessSurfaceFlinger("android.permission.ACCESS_SURFACE_FLINGER"),
mDump("android.permission.DUMP"),
mVisibleRegionsDirty(false),
- mHwWorkListDirty(false),
mDeferReleaseConsole(false),
mFreezeDisplay(false),
mFreezeCount(0),
@@ -370,11 +368,6 @@
// post surfaces (if needed)
handlePageFlip();
- if (UNLIKELY(mHwWorkListDirty)) {
- // build the h/w work list
- handleWorkList();
- }
-
const DisplayHardware& hw(graphicPlane(0).displayHardware());
if (LIKELY(hw.canDraw() && !isFrozen())) {
// repaint the framebuffer (if needed)
@@ -450,7 +443,6 @@
handleTransactionLocked(transactionFlags, ditchedLayers);
mLastTransactionTime = systemTime() - now;
mDebugInTransaction = 0;
- mHwWorkListDirty = true;
// here the transaction has been committed
}
@@ -458,7 +450,6 @@
* Clean-up all layers that went away
* (do this without the lock held)
*/
-
const size_t count = ditchedLayers.size();
for (size_t i=0 ; i<count ; i++) {
if (ditchedLayers[i] != 0) {
@@ -692,8 +683,8 @@
void SurfaceFlinger::handlePageFlip()
{
bool visibleRegions = mVisibleRegionsDirty;
- LayerVector& currentLayers(
- const_cast<LayerVector&>(mDrawingState.layersSortedByZ));
+ LayerVector& currentLayers = const_cast<LayerVector&>(
+ mDrawingState.layersSortedByZ);
visibleRegions |= lockPageFlip(currentLayers);
const DisplayHardware& hw = graphicPlane(0).displayHardware();
@@ -716,7 +707,6 @@
mWormholeRegion = screenRegion.subtract(opaqueRegion);
mVisibleRegionsDirty = false;
- mHwWorkListDirty = true;
}
unlockPageFlip(currentLayers);
@@ -747,20 +737,6 @@
}
}
-void SurfaceFlinger::handleWorkList()
-{
- mHwWorkListDirty = false;
- HWComposer& hwc(graphicPlane(0).displayHardware().getHwComposer());
- if (hwc.initCheck() == NO_ERROR) {
- const Vector< sp<LayerBase> >& currentLayers(mVisibleLayersSortedByZ);
- const size_t count = currentLayers.size();
- hwc.createWorkList(count);
- hwc_layer_t* const cur(hwc.getLayers());
- for (size_t i=0 ; cur && i<count ; i++) {
- currentLayers[i]->setGeometry(&cur[i]);
- }
- }
-}
void SurfaceFlinger::handleRepaint()
{
@@ -825,72 +801,9 @@
// draw something...
drawWormhole();
}
-
- status_t err = NO_ERROR;
const Vector< sp<LayerBase> >& layers(mVisibleLayersSortedByZ);
- size_t count = layers.size();
-
- const DisplayHardware& hw(graphicPlane(0).displayHardware());
- HWComposer& hwc(hw.getHwComposer());
- hwc_layer_t* const cur(hwc.getLayers());
-
- LOGE_IF(cur && hwc.getNumLayers() != count,
- "HAL number of layers (%d) doesn't match surfaceflinger (%d)",
- hwc.getNumLayers(), count);
-
- // just to be extra-safe, use the smallest count
- if (hwc.initCheck() == NO_ERROR) {
- count = count < hwc.getNumLayers() ? count : hwc.getNumLayers();
- }
-
- /*
- * update the per-frame h/w composer data for each layer
- * and build the transparent region of the FB
- */
- Region transparent;
- if (cur) {
- for (size_t i=0 ; i<count ; i++) {
- const sp<LayerBase>& layer(layers[i]);
- layer->setPerFrameData(&cur[i]);
- if (cur[i].hints & HWC_HINT_CLEAR_FB) {
- if (!(layer->needsBlending())) {
- transparent.orSelf(layer->visibleRegionScreen);
- }
- }
- }
- err = hwc.prepare();
- LOGE_IF(err, "HWComposer::prepare failed (%s)", strerror(-err));
- }
-
- /*
- * clear the area of the FB that need to be transparent
- */
- transparent.andSelf(dirty);
- if (!transparent.isEmpty()) {
- glClearColor(0,0,0,0);
- Region::const_iterator it = transparent.begin();
- Region::const_iterator const end = transparent.end();
- const int32_t height = hw.getHeight();
- while (it != end) {
- const Rect& r(*it++);
- const GLint sy = height - (r.top + r.height());
- glScissor(r.left, sy, r.width(), r.height());
- glClear(GL_COLOR_BUFFER_BIT);
- }
- }
-
-
- /*
- * and then, render the layers targeted at the framebuffer
- */
- for (size_t i=0 ; i<count ; i++) {
- if (cur) {
- if (!(cur[i].compositionType == HWC_FRAMEBUFFER) ||
- cur[i].flags & HWC_SKIP_LAYER) {
- // skip layers handled by the HAL
- continue;
- }
- }
+ const size_t count = layers.size();
+ for (size_t i=0 ; i<count ; ++i) {
const sp<LayerBase>& layer(layers[i]);
const Region clip(dirty.intersect(layer->visibleRegionScreen));
if (!clip.isEmpty()) {