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split surface management from surface's buffers management

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Change-Id: If3c5655d1231f8f0c49ba68f972b1b20c93b3f87
This commit is contained in:
Mathias Agopian
2010-06-01 15:12:58 -07:00
parent 593c05ce7b
commit 7623da435e
18 changed files with 618 additions and 373 deletions
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9
libs/surfaceflinger_client/SharedBufferStack.cpp
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@@ -58,7 +58,7 @@ SharedBufferStack::SharedBufferStack()
void SharedBufferStack::init(int32_t i)
{
inUse = -1;
inUse = -2;
status = NO_ERROR;
identity = i;
}
@@ -282,8 +282,10 @@ SharedBufferServer::UnlockUpdate::UnlockUpdate(
}
ssize_t SharedBufferServer::UnlockUpdate::operator()() {
if (stack.inUse != lockedBuffer) {
LOGE("unlocking %d, but currently locked buffer is %d",
lockedBuffer, stack.inUse);
LOGE("unlocking %d, but currently locked buffer is %d "
"(identity=%d, token=%d)",
lockedBuffer, stack.inUse,
stack.identity, stack.token);
return BAD_VALUE;
}
android_atomic_write(-1, &stack.inUse);
@@ -480,6 +482,7 @@ SharedBufferServer::SharedBufferServer(SharedClient* sharedClient,
mNumBuffers(num)
{
mSharedStack->init(identity);
mSharedStack->token = surface;
mSharedStack->head = num-1;
mSharedStack->available = num;
mSharedStack->queued = 0;