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Merge "Use asynchronous lock/unlock API"

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This commit is contained in:
Greg Hackmann 2014-05-12 18:01:59 +00:00 committed by Gerrit Code Review
commit bd20e551f6
5 changed files with 126 additions and 13 deletions
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5
include/ui/GraphicBuffer.h
View File

@ -97,6 +97,11 @@ public:
status_t lockYCbCr(uint32_t usage, android_ycbcr *ycbcr);
status_t lockYCbCr(uint32_t usage, const Rect& rect, android_ycbcr *ycbcr);
status_t unlock();
status_t lockAsync(uint32_t usage, void** vaddr, int fenceFd);
status_t lockAsync(uint32_t usage, const Rect& rect, void** vaddr, int fenceFd);
status_t lockAsyncYCbCr(uint32_t usage, android_ycbcr *ycbcr, int fenceFd);
status_t lockAsyncYCbCr(uint32_t usage, const Rect& rect, android_ycbcr *ycbcr, int fenceFd);
status_t unlockAsync(int *fenceFd);
ANativeWindowBuffer* getNativeBuffer() const;

8
include/ui/GraphicBufferMapper.h
View File

@ -49,6 +49,14 @@ public:
int usage, const Rect& bounds, android_ycbcr *ycbcr);
status_t unlock(buffer_handle_t handle);
status_t lockAsync(buffer_handle_t handle,
int usage, const Rect& bounds, void** vaddr, int fenceFd);
status_t lockAsyncYCbCr(buffer_handle_t handle,
int usage, const Rect& bounds, android_ycbcr *ycbcr, int fenceFd);
status_t unlockAsync(buffer_handle_t handle, int *fenceFd);
// dumps information about the mapping of this handle
void dump(buffer_handle_t handle);

18
libs/gui/Surface.cpp
View File

@ -740,15 +740,6 @@ status_t Surface::lock(
ALOGE_IF(err, "dequeueBuffer failed (%s)", strerror(-err));
if (err == NO_ERROR) {
sp<GraphicBuffer> backBuffer(GraphicBuffer::getSelf(out));
sp<Fence> fence(new Fence(fenceFd));
err = fence->waitForever("Surface::lock");
if (err != OK) {
ALOGE("Fence::wait failed (%s)", strerror(-err));
cancelBuffer(out, fenceFd);
return err;
}
const Rect bounds(backBuffer->width, backBuffer->height);
Region newDirtyRegion;
@ -799,9 +790,9 @@ status_t Surface::lock(
}
void* vaddr;
status_t res = backBuffer->lock(
status_t res = backBuffer->lockAsync(
GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
newDirtyRegion.bounds(), &vaddr);
newDirtyRegion.bounds(), &vaddr, fenceFd);
ALOGW_IF(res, "failed locking buffer (handle = %p)",
backBuffer->handle);
@ -827,10 +818,11 @@ status_t Surface::unlockAndPost()
return INVALID_OPERATION;
}
status_t err = mLockedBuffer->unlock();
int fd = -1;
status_t err = mLockedBuffer->unlockAsync(&fd);
ALOGE_IF(err, "failed unlocking buffer (%p)", mLockedBuffer->handle);
err = queueBuffer(mLockedBuffer.get(), -1);
err = queueBuffer(mLockedBuffer.get(), fd);
ALOGE_IF(err, "queueBuffer (handle=%p) failed (%s)",
mLockedBuffer->handle, strerror(-err));

46
libs/ui/GraphicBuffer.cpp
View File

@ -200,6 +200,52 @@ status_t GraphicBuffer::unlock()
return res;
}
status_t GraphicBuffer::lockAsync(uint32_t usage, void** vaddr, int fenceFd)
{
const Rect lockBounds(width, height);
status_t res = lockAsync(usage, lockBounds, vaddr, fenceFd);
return res;
}
status_t GraphicBuffer::lockAsync(uint32_t usage, const Rect& rect, void** vaddr, int fenceFd)
{
if (rect.left < 0 || rect.right > this->width ||
rect.top < 0 || rect.bottom > this->height) {
ALOGE("locking pixels (%d,%d,%d,%d) outside of buffer (w=%d, h=%d)",
rect.left, rect.top, rect.right, rect.bottom,
this->width, this->height);
return BAD_VALUE;
}
status_t res = getBufferMapper().lockAsync(handle, usage, rect, vaddr, fenceFd);
return res;
}
status_t GraphicBuffer::lockAsyncYCbCr(uint32_t usage, android_ycbcr *ycbcr, int fenceFd)
{
const Rect lockBounds(width, height);
status_t res = lockAsyncYCbCr(usage, lockBounds, ycbcr, fenceFd);
return res;
}
status_t GraphicBuffer::lockAsyncYCbCr(uint32_t usage, const Rect& rect, android_ycbcr *ycbcr, int fenceFd)
{
if (rect.left < 0 || rect.right > this->width ||
rect.top < 0 || rect.bottom > this->height) {
ALOGE("locking pixels (%d,%d,%d,%d) outside of buffer (w=%d, h=%d)",
rect.left, rect.top, rect.right, rect.bottom,
this->width, this->height);
return BAD_VALUE;
}
status_t res = getBufferMapper().lockAsyncYCbCr(handle, usage, rect, ycbcr, fenceFd);
return res;
}
status_t GraphicBuffer::unlockAsync(int *fenceFd)
{
status_t res = getBufferMapper().unlockAsync(handle, fenceFd);
return res;
}
size_t GraphicBuffer::getFlattenedSize() const {
return (8 + (handle ? handle->numInts : 0))*sizeof(int);
}

62
libs/ui/GraphicBufferMapper.cpp
View File

@ -20,6 +20,8 @@
#include <stdint.h>
#include <errno.h>
#include <sync/sync.h>
#include <utils/Errors.h>
#include <utils/Log.h>
#include <utils/Trace.h>
@ -109,5 +111,65 @@ status_t GraphicBufferMapper::unlock(buffer_handle_t handle)
return err;
}
status_t GraphicBufferMapper::lockAsync(buffer_handle_t handle,
int usage, const Rect& bounds, void** vaddr, int fenceFd)
{
ATRACE_CALL();
status_t err;
if (mAllocMod->common.module_api_version >= GRALLOC_MODULE_API_VERSION_0_3) {
err = mAllocMod->lockAsync(mAllocMod, handle, usage,
bounds.left, bounds.top, bounds.width(), bounds.height(),
vaddr, fenceFd);
} else {
sync_wait(fenceFd, -1);
close(fenceFd);
err = mAllocMod->lock(mAllocMod, handle, usage,
bounds.left, bounds.top, bounds.width(), bounds.height(),
vaddr);
}
ALOGW_IF(err, "lockAsync(...) failed %d (%s)", err, strerror(-err));
return err;
}
status_t GraphicBufferMapper::lockAsyncYCbCr(buffer_handle_t handle,
int usage, const Rect& bounds, android_ycbcr *ycbcr, int fenceFd)
{
ATRACE_CALL();
status_t err;
if (mAllocMod->common.module_api_version >= GRALLOC_MODULE_API_VERSION_0_3) {
err = mAllocMod->lockAsync_ycbcr(mAllocMod, handle, usage,
bounds.left, bounds.top, bounds.width(), bounds.height(),
ycbcr, fenceFd);
} else {
sync_wait(fenceFd, -1);
close(fenceFd);
err = mAllocMod->lock_ycbcr(mAllocMod, handle, usage,
bounds.left, bounds.top, bounds.width(), bounds.height(),
ycbcr);
}
ALOGW_IF(err, "lock(...) failed %d (%s)", err, strerror(-err));
return err;
}
status_t GraphicBufferMapper::unlockAsync(buffer_handle_t handle, int *fenceFd)
{
ATRACE_CALL();
status_t err;
if (mAllocMod->common.module_api_version >= GRALLOC_MODULE_API_VERSION_0_3) {
err = mAllocMod->unlockAsync(mAllocMod, handle, fenceFd);
} else {
*fenceFd = -1;
err = mAllocMod->unlock(mAllocMod, handle);
}
ALOGW_IF(err, "unlockAsync(...) failed %d (%s)", err, strerror(-err));
return err;
}
// ---------------------------------------------------------------------------
}; // namespace android