diff --git a/include/gui/BufferItem.h b/include/gui/BufferItem.h
index 112c482..01b6ff4 100644
--- a/include/gui/BufferItem.h
+++ b/include/gui/BufferItem.h
@@ -44,7 +44,6 @@
     // The default value of mBuf, used to indicate this doesn't correspond to a slot.
     enum { INVALID_BUFFER_SLOT = -1 };
     BufferItem();
-    BufferItem(const IGraphicBufferConsumer::BufferItem& item);
     ~BufferItem();
     operator IGraphicBufferConsumer::BufferItem() const;
 
@@ -79,21 +78,11 @@
     // automatically when the buffer was queued.
     bool mIsAutoTimestamp;
 
-    // mDataSpace is the current dataSpace value for this buffer slot. This gets
-    // set by queueBuffer each time this slot is queued. The meaning of the
-    // dataSpace is format-dependent.
-    android_dataspace mDataSpace;
-
     // mFrameNumber is the number of the queued frame for this slot.
     uint64_t mFrameNumber;
 
-    union {
-        // mSlot is the slot index of this buffer (default INVALID_BUFFER_SLOT).
-        int mSlot;
-
-        // mBuf is the former name for mSlot
-        int mBuf;
-    };
+    // mSlot is the slot index of this buffer (default INVALID_BUFFER_SLOT).
+    int mSlot;
 
     // mIsDroppable whether this buffer was queued with the
     // property that it can be replaced by a new buffer for the purpose of
diff --git a/include/gui/BufferItemConsumer.h b/include/gui/BufferItemConsumer.h
index 57e121e..869b470 100644
--- a/include/gui/BufferItemConsumer.h
+++ b/include/gui/BufferItemConsumer.h
@@ -76,10 +76,8 @@
     //
     // If waitForFence is true, and the acquired BufferItem has a valid fence object,
     // acquireBuffer will wait on the fence with no timeout before returning.
-    status_t acquireBuffer(BufferQueue::BufferItem *item, nsecs_t presentWhen,
-            bool waitForFence = true);
-    status_t acquireBuffer(android::BufferItem* item, nsecs_t presentWhen,
-            bool waitForFence = true);
+    status_t acquireBuffer(BufferItem *item, nsecs_t presentWhen,
+        bool waitForFence = true);
 
     // Returns an acquired buffer to the queue, allowing it to be reused. Since
     // only a fixed number of buffers may be acquired at a time, old buffers
@@ -98,13 +96,6 @@
     // GraphicBuffers of a defaultFormat if no format is specified
     // in dequeueBuffer
     status_t setDefaultBufferFormat(PixelFormat defaultFormat);
-
-    // setDefaultBufferDataSpace allows the BufferQueue to create
-    // GraphicBuffers of a defaultDataSpace if no data space is specified
-    // in queueBuffer.
-    // The initial default is HAL_DATASPACE_UNKNOWN
-    status_t setDefaultBufferDataSpace(android_dataspace defaultDataSpace);
-
 };
 
 } // namespace android
diff --git a/include/gui/BufferQueueConsumer.h b/include/gui/BufferQueueConsumer.h
index 92127c1..898c451 100644
--- a/include/gui/BufferQueueConsumer.h
+++ b/include/gui/BufferQueueConsumer.h
@@ -48,8 +48,6 @@
     // is CLOCK_MONOTONIC.
     virtual status_t acquireBuffer(BufferItem* outBuffer,
             nsecs_t expectedPresent);
-    virtual status_t acquireBuffer(android::BufferItem* outBuffer,
-            nsecs_t expectedPresent);
 
     // See IGraphicBufferConsumer::detachBuffer
     virtual status_t detachBuffer(int slot);
@@ -130,13 +128,6 @@
     // in dequeueBuffer. The initial default is HAL_PIXEL_FORMAT_RGBA_8888.
     virtual status_t setDefaultBufferFormat(PixelFormat defaultFormat);
 
-    // setDefaultBufferDataSpace allows the BufferQueue to create
-    // GraphicBuffers of a defaultDataSpace if no data space is specified
-    // in queueBuffer.
-    // The initial default is HAL_DATASPACE_UNKNOWN
-    virtual status_t setDefaultBufferDataSpace(
-            android_dataspace defaultDataSpace);
-
     // setConsumerUsageBits will turn on additional usage bits for dequeueBuffer.
     // These are merged with the bits passed to dequeueBuffer.  The values are
     // enumerated in gralloc.h, e.g. GRALLOC_USAGE_HW_RENDER; the default is 0.
diff --git a/include/gui/BufferQueueCore.h b/include/gui/BufferQueueCore.h
index 797a108..b23cb08 100644
--- a/include/gui/BufferQueueCore.h
+++ b/include/gui/BufferQueueCore.h
@@ -209,11 +209,6 @@
     // in dequeueBuffer if a width and height of 0 are specified.
     uint32_t mDefaultHeight;
 
-    // mDefaultBufferDataSpace holds the default dataSpace of queued buffers.
-    // It is used in queueBuffer if a dataspace of 0 (HAL_DATASPACE_UNKNOWN)
-    // is specified.
-    android_dataspace mDefaultBufferDataSpace;
-
     // mDefaultMaxBufferCount is the default limit on the number of buffers that
     // will be allocated at one time. This default limit is set by the consumer.
     // The limit (as opposed to the default limit) may be overriden by the
diff --git a/include/gui/ConsumerBase.h b/include/gui/ConsumerBase.h
index 46ad20e..f7ab5ac 100644
--- a/include/gui/ConsumerBase.h
+++ b/include/gui/ConsumerBase.h
@@ -153,8 +153,8 @@
     // initialization that must take place the first time a buffer is assigned
     // to a slot.  If it is overridden the derived class's implementation must
     // call ConsumerBase::acquireBufferLocked.
-    virtual status_t acquireBufferLocked(BufferItem *item, nsecs_t presentWhen);
-    virtual status_t acquireBufferLocked(BufferQueue::BufferItem *item, nsecs_t presentWhen);
+    virtual status_t acquireBufferLocked(IGraphicBufferConsumer::BufferItem *item,
+        nsecs_t presentWhen);
 
     // releaseBufferLocked relinquishes control over a buffer, returning that
     // control to the BufferQueue.
diff --git a/include/gui/CpuConsumer.h b/include/gui/CpuConsumer.h
index c99ab29..faf6852 100644
--- a/include/gui/CpuConsumer.h
+++ b/include/gui/CpuConsumer.h
@@ -53,7 +53,6 @@
         uint32_t    transform;
         uint32_t    scalingMode;
         int64_t     timestamp;
-        android_dataspace dataSpace;
         uint64_t    frameNumber;
         // this is the same as format, except for formats that are compatible with
         // a flexible format (e.g. HAL_PIXEL_FORMAT_YCbCr_420_888). In the latter
@@ -91,12 +90,6 @@
     // The initial default is PIXEL_FORMAT_RGBA_8888.
     status_t setDefaultBufferFormat(PixelFormat defaultFormat);
 
-    // setDefaultBufferDataSpace allows the BufferQueue to create
-    // GraphicBuffers of a defaultDataSpace if no data space is specified
-    // in queueBuffer.
-    // The initial default is HAL_DATASPACE_UNKNOWN
-    status_t setDefaultBufferDataSpace(android_dataspace defaultDataSpace);
-
     // Gets the next graphics buffer from the producer and locks it for CPU use,
     // filling out the passed-in locked buffer structure with the native pointer
     // and metadata. Returns BAD_VALUE if no new buffer is available, and
diff --git a/include/gui/GLConsumer.h b/include/gui/GLConsumer.h
index 167ef20..053d1ed 100644
--- a/include/gui/GLConsumer.h
+++ b/include/gui/GLConsumer.h
@@ -198,7 +198,6 @@
     // These functions call the corresponding BufferQueue implementation
     // so the refactoring can proceed smoothly
     status_t setDefaultBufferFormat(PixelFormat defaultFormat);
-    status_t setDefaultBufferDataSpace(android_dataspace defaultDataSpace);
     status_t setConsumerUsageBits(uint32_t usage);
     status_t setTransformHint(uint32_t hint);
 
@@ -241,8 +240,8 @@
 
     // acquireBufferLocked overrides the ConsumerBase method to update the
     // mEglSlots array in addition to the ConsumerBase behavior.
-    virtual status_t acquireBufferLocked(BufferItem *item, nsecs_t presentWhen);
-    virtual status_t acquireBufferLocked(IGraphicBufferConsumer::BufferItem *item, nsecs_t presentWhen);
+    virtual status_t acquireBufferLocked(BufferQueue::BufferItem *item,
+        nsecs_t presentWhen);
 
     // releaseBufferLocked overrides the ConsumerBase method to update the
     // mEglSlots array in addition to the ConsumerBase.
diff --git a/include/gui/IGraphicBufferConsumer.h b/include/gui/IGraphicBufferConsumer.h
index ae85bd5..9ac23c2 100644
--- a/include/gui/IGraphicBufferConsumer.h
+++ b/include/gui/IGraphicBufferConsumer.h
@@ -34,7 +34,6 @@
 namespace android {
 // ----------------------------------------------------------------------------
 
-class BufferItem;
 class Fence;
 class GraphicBuffer;
 class IConsumerListener;
@@ -87,10 +86,6 @@
         // automatically when the buffer was queued.
         bool mIsAutoTimestamp;
 
-        // mDataSpace is the current dataSpace for this buffer slot. This gets
-        // set by queueBuffer each time this slot is queued.
-        android_dataspace mDataSpace;
-
         // mFrameNumber is the number of the queued frame for this slot.
         uint64_t mFrameNumber;
 
@@ -148,7 +143,6 @@
     // Return of a negative value means an error has occurred:
     // * INVALID_OPERATION - too many buffers have been acquired
     virtual status_t acquireBuffer(BufferItem* buffer, nsecs_t presentWhen) = 0;
-    virtual status_t acquireBuffer(android::BufferItem* buffer, nsecs_t presentWhen) = 0;
 
     // detachBuffer attempts to remove all ownership of the buffer in the given
     // slot from the buffer queue. If this call succeeds, the slot will be
@@ -293,14 +287,6 @@
     // Return of a value other than NO_ERROR means an unknown error has occurred.
     virtual status_t setDefaultBufferFormat(PixelFormat defaultFormat) = 0;
 
-    // setDefaultBufferDataSpace is a request to the producer to provide buffers
-    // of the indicated dataSpace. The producer may ignore this request.
-    // The initial default is HAL_DATASPACE_UNKNOWN.
-    //
-    // Return of a value other than NO_ERROR means an unknown error has occurred.
-    virtual status_t setDefaultBufferDataSpace(
-            android_dataspace defaultDataSpace) = 0;
-
     // setConsumerUsageBits will turn on additional usage bits for dequeueBuffer.
     // These are merged with the bits passed to dequeueBuffer.  The values are
     // enumerated in gralloc.h, e.g. GRALLOC_USAGE_HW_RENDER; the default is 0.
diff --git a/include/gui/IGraphicBufferProducer.h b/include/gui/IGraphicBufferProducer.h
index 374245a..4d3cd9a 100644
--- a/include/gui/IGraphicBufferProducer.h
+++ b/include/gui/IGraphicBufferProducer.h
@@ -265,7 +265,6 @@
         inline QueueBufferInput(const Parcel& parcel);
         // timestamp - a monotonically increasing value in nanoseconds
         // isAutoTimestamp - if the timestamp was synthesized at queue time
-        // dataSpace - description of the contents, interpretation depends on format
         // crop - a crop rectangle that's used as a hint to the consumer
         // scalingMode - a set of flags from NATIVE_WINDOW_SCALING_* in <window.h>
         // transform - a set of flags from NATIVE_WINDOW_TRANSFORM_* in <window.h>
@@ -275,21 +274,17 @@
         // sticky - the sticky transform set in Surface (only used by the LEGACY
         //          camera mode).
         inline QueueBufferInput(int64_t timestamp, bool isAutoTimestamp,
-                android_dataspace dataSpace, const Rect& crop, int scalingMode,
-                uint32_t transform, bool async, const sp<Fence>& fence,
-                uint32_t sticky = 0)
-                : timestamp(timestamp), isAutoTimestamp(isAutoTimestamp),
-                  dataSpace(dataSpace), crop(crop), scalingMode(scalingMode),
-                  transform(transform), stickyTransform(sticky),
-                  async(async), fence(fence) { }
+                const Rect& crop, int scalingMode, uint32_t transform, bool async,
+                const sp<Fence>& fence, uint32_t sticky = 0)
+        : timestamp(timestamp), isAutoTimestamp(isAutoTimestamp), crop(crop),
+          scalingMode(scalingMode), transform(transform), stickyTransform(sticky),
+          async(async), fence(fence) { }
         inline void deflate(int64_t* outTimestamp, bool* outIsAutoTimestamp,
-                android_dataspace* outDataSpace,
-                Rect* outCrop, int* outScalingMode,
-                uint32_t* outTransform, bool* outAsync, sp<Fence>* outFence,
+                Rect* outCrop, int* outScalingMode, uint32_t* outTransform,
+                bool* outAsync, sp<Fence>* outFence,
                 uint32_t* outStickyTransform = NULL) const {
             *outTimestamp = timestamp;
             *outIsAutoTimestamp = bool(isAutoTimestamp);
-            *outDataSpace = dataSpace;
             *outCrop = crop;
             *outScalingMode = scalingMode;
             *outTransform = transform;
@@ -309,7 +304,6 @@
     private:
         int64_t timestamp;
         int isAutoTimestamp;
-        android_dataspace dataSpace;
         Rect crop;
         int scalingMode;
         uint32_t transform;
diff --git a/include/gui/Surface.h b/include/gui/Surface.h
index 40e2fc1..863f22b 100644
--- a/include/gui/Surface.h
+++ b/include/gui/Surface.h
@@ -146,7 +146,6 @@
     int dispatchLock(va_list args);
     int dispatchUnlockAndPost(va_list args);
     int dispatchSetSidebandStream(va_list args);
-    int dispatchSetBuffersDataSpace(va_list args);
 
 protected:
     virtual int dequeueBuffer(ANativeWindowBuffer** buffer, int* fenceFd);
@@ -169,7 +168,6 @@
     virtual int setBuffersTransform(uint32_t transform);
     virtual int setBuffersStickyTransform(uint32_t transform);
     virtual int setBuffersTimestamp(int64_t timestamp);
-    virtual int setBuffersDataSpace(android_dataspace dataSpace);
     virtual int setCrop(Rect const* rect);
     virtual int setUsage(uint32_t reqUsage);
 
@@ -225,11 +223,6 @@
     // a timestamp is auto-generated when queueBuffer is called.
     int64_t mTimestamp;
 
-    // mDataSpace is the buffer dataSpace that will be used for the next buffer
-    // queue operation. It defaults to HAL_DATASPACE_UNKNOWN, which
-    // means that the buffer contains some type of color data.
-    android_dataspace mDataSpace;
-
     // mCrop is the crop rectangle that will be used for the next buffer
     // that gets queued. It is set by calling setCrop.
     Rect mCrop;
diff --git a/include/ui/PixelFormat.h b/include/ui/PixelFormat.h
index f26fecb..e7e8ffc 100644
--- a/include/ui/PixelFormat.h
+++ b/include/ui/PixelFormat.h
@@ -60,6 +60,8 @@
     PIXEL_FORMAT_BGRA_8888   = HAL_PIXEL_FORMAT_BGRA_8888,   // 4x8-bit BGRA
     PIXEL_FORMAT_RGBA_5551   = 6,                            // 16-bit ARGB
     PIXEL_FORMAT_RGBA_4444   = 7,                            // 16-bit ARGB
+    PIXEL_FORMAT_sRGB_A_8888 = HAL_PIXEL_FORMAT_sRGB_A_8888, // 4x8-bit sRGB + A
+    PIXEL_FORMAT_sRGB_X_8888 = HAL_PIXEL_FORMAT_sRGB_X_8888, // 4x8-bit sRGB, no A
 };
 
 typedef int32_t PixelFormat;
diff --git a/libs/gui/BufferItem.cpp b/libs/gui/BufferItem.cpp
index 389d867..e6fc791 100644
--- a/libs/gui/BufferItem.cpp
+++ b/libs/gui/BufferItem.cpp
@@ -28,7 +28,6 @@
     mScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE),
     mTimestamp(0),
     mIsAutoTimestamp(false),
-    mDataSpace(HAL_DATASPACE_UNKNOWN),
     mFrameNumber(0),
     mSlot(INVALID_BUFFER_SLOT),
     mIsDroppable(false),
@@ -37,21 +36,6 @@
     mCrop.makeInvalid();
 }
 
-BufferItem::BufferItem(const IGraphicBufferConsumer::BufferItem& item) :
-    mGraphicBuffer(item.mGraphicBuffer),
-    mFence(item.mFence),
-    mCrop(item.mCrop),
-    mTransform(item.mTransform),
-    mScalingMode(item.mScalingMode),
-    mTimestamp(item.mTimestamp),
-    mIsAutoTimestamp(item.mIsAutoTimestamp),
-    mDataSpace(item.mDataSpace),
-    mFrameNumber(item.mFrameNumber),
-    mSlot(item.mBuf),
-    mIsDroppable(item.mIsDroppable),
-    mAcquireCalled(item.mAcquireCalled),
-    mTransformToDisplayInverse(item.mTransformToDisplayInverse) {}
-
 BufferItem::~BufferItem() {}
 
 BufferItem::operator IGraphicBufferConsumer::BufferItem() const {
@@ -63,7 +47,6 @@
     bufferItem.mScalingMode = mScalingMode;
     bufferItem.mTimestamp = mTimestamp;
     bufferItem.mIsAutoTimestamp = mIsAutoTimestamp;
-    bufferItem.mDataSpace = mDataSpace;
     bufferItem.mFrameNumber = mFrameNumber;
     bufferItem.mBuf = mSlot;
     bufferItem.mIsDroppable = mIsDroppable;
@@ -78,7 +61,6 @@
             sizeof(mScalingMode) +
             sizeof(mTimestamp) +
             sizeof(mIsAutoTimestamp) +
-            sizeof(mDataSpace) +
             sizeof(mFrameNumber) +
             sizeof(mSlot) +
             sizeof(mIsDroppable) +
@@ -149,7 +131,6 @@
     FlattenableUtils::write(buffer, size, mScalingMode);
     FlattenableUtils::write(buffer, size, mTimestamp);
     FlattenableUtils::write(buffer, size, mIsAutoTimestamp);
-    FlattenableUtils::write(buffer, size, mDataSpace);
     FlattenableUtils::write(buffer, size, mFrameNumber);
     FlattenableUtils::write(buffer, size, mSlot);
     FlattenableUtils::write(buffer, size, mIsDroppable);
@@ -192,7 +173,6 @@
     FlattenableUtils::read(buffer, size, mScalingMode);
     FlattenableUtils::read(buffer, size, mTimestamp);
     FlattenableUtils::read(buffer, size, mIsAutoTimestamp);
-    FlattenableUtils::read(buffer, size, mDataSpace);
     FlattenableUtils::read(buffer, size, mFrameNumber);
     FlattenableUtils::read(buffer, size, mSlot);
     FlattenableUtils::read(buffer, size, mIsDroppable);
diff --git a/libs/gui/BufferItemConsumer.cpp b/libs/gui/BufferItemConsumer.cpp
index fb978dd..61de69a 100644
--- a/libs/gui/BufferItemConsumer.cpp
+++ b/libs/gui/BufferItemConsumer.cpp
@@ -19,7 +19,6 @@
 //#define ATRACE_TAG ATRACE_TAG_GRAPHICS
 #include <utils/Log.h>
 
-#include <gui/BufferItem.h>
 #include <gui/BufferItemConsumer.h>
 
 //#define BI_LOGV(x, ...) ALOGV("[%s] " x, mName.string(), ##__VA_ARGS__)
@@ -53,7 +52,7 @@
     mConsumer->setConsumerName(name);
 }
 
-status_t BufferItemConsumer::acquireBuffer(BufferQueue::BufferItem *item,
+status_t BufferItemConsumer::acquireBuffer(BufferItem *item,
         nsecs_t presentWhen, bool waitForFence) {
     status_t err;
 
@@ -83,17 +82,6 @@
     return OK;
 }
 
-status_t BufferItemConsumer::acquireBuffer(android::BufferItem* outItem,
-        nsecs_t presentWhen, bool waitForFence) {
-    BufferQueue::BufferItem item;
-    status_t result = acquireBuffer(&item, presentWhen, waitForFence);
-    if (result != NO_ERROR) {
-        return result;
-    }
-    *outItem = item;
-    return NO_ERROR;
-}
-
 status_t BufferItemConsumer::releaseBuffer(const BufferItem &item,
         const sp<Fence>& releaseFence) {
     status_t err;
@@ -121,10 +109,4 @@
     return mConsumer->setDefaultBufferFormat(defaultFormat);
 }
 
-status_t BufferItemConsumer::setDefaultBufferDataSpace(
-        android_dataspace defaultDataSpace) {
-    Mutex::Autolock _l(mMutex);
-    return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
-}
-
 } // namespace android
diff --git a/libs/gui/BufferQueueConsumer.cpp b/libs/gui/BufferQueueConsumer.cpp
index 821a744..a798b18 100644
--- a/libs/gui/BufferQueueConsumer.cpp
+++ b/libs/gui/BufferQueueConsumer.cpp
@@ -176,22 +176,6 @@
     return NO_ERROR;
 }
 
-status_t BufferQueueConsumer::acquireBuffer(android::BufferItem* outBuffer,
-        nsecs_t expectedPresent) {
-    if (outBuffer == nullptr) {
-        return BAD_VALUE;
-    }
-
-    BufferItem item;
-    status_t result = acquireBuffer(&item, expectedPresent);
-    if (result != NO_ERROR) {
-        return result;
-    }
-
-    *outBuffer = item;
-    return NO_ERROR;
-}
-
 status_t BufferQueueConsumer::detachBuffer(int slot) {
     ATRACE_CALL();
     ATRACE_BUFFER_INDEX(slot);
@@ -512,15 +496,6 @@
     return NO_ERROR;
 }
 
-status_t BufferQueueConsumer::setDefaultBufferDataSpace(
-        android_dataspace defaultDataSpace) {
-    ATRACE_CALL();
-    BQ_LOGV("setDefaultBufferDataSpace: %u", defaultDataSpace);
-    Mutex::Autolock lock(mCore->mMutex);
-    mCore->mDefaultBufferDataSpace = defaultDataSpace;
-    return NO_ERROR;
-}
-
 status_t BufferQueueConsumer::setConsumerUsageBits(uint32_t usage) {
     ATRACE_CALL();
     BQ_LOGV("setConsumerUsageBits: %#x", usage);
diff --git a/libs/gui/BufferQueueCore.cpp b/libs/gui/BufferQueueCore.cpp
index edebc45..ec1e631 100644
--- a/libs/gui/BufferQueueCore.cpp
+++ b/libs/gui/BufferQueueCore.cpp
@@ -60,7 +60,6 @@
     mDefaultBufferFormat(PIXEL_FORMAT_RGBA_8888),
     mDefaultWidth(1),
     mDefaultHeight(1),
-    mDefaultBufferDataSpace(HAL_DATASPACE_UNKNOWN),
     mDefaultMaxBufferCount(2),
     mMaxAcquiredBufferCount(1),
     mBufferHasBeenQueued(false),
diff --git a/libs/gui/BufferQueueProducer.cpp b/libs/gui/BufferQueueProducer.cpp
index 4c22ba3..13b864d 100644
--- a/libs/gui/BufferQueueProducer.cpp
+++ b/libs/gui/BufferQueueProducer.cpp
@@ -516,15 +516,14 @@
 
     int64_t timestamp;
     bool isAutoTimestamp;
-    android_dataspace dataSpace;
     Rect crop;
     int scalingMode;
     uint32_t transform;
     uint32_t stickyTransform;
     bool async;
     sp<Fence> fence;
-    input.deflate(&timestamp, &isAutoTimestamp, &dataSpace, &crop, &scalingMode,
-            &transform, &async, &fence, &stickyTransform);
+    input.deflate(&timestamp, &isAutoTimestamp, &crop, &scalingMode, &transform,
+            &async, &fence, &stickyTransform);
 
     if (fence == NULL) {
         BQ_LOGE("queueBuffer: fence is NULL");
@@ -580,9 +579,9 @@
             return BAD_VALUE;
         }
 
-        BQ_LOGV("queueBuffer: slot=%d/%" PRIu64 " time=%" PRIu64 " dataSpace=%d"
+        BQ_LOGV("queueBuffer: slot=%d/%" PRIu64 " time=%" PRIu64
                 " crop=[%d,%d,%d,%d] transform=%#x scale=%s",
-                slot, mCore->mFrameCounter + 1, timestamp, dataSpace,
+                slot, mCore->mFrameCounter + 1, timestamp,
                 crop.left, crop.top, crop.right, crop.bottom, transform,
                 BufferItem::scalingModeName(static_cast<uint32_t>(scalingMode)));
 
@@ -596,11 +595,6 @@
             return BAD_VALUE;
         }
 
-        // Override UNKNOWN dataspace with consumer default
-        if (dataSpace == HAL_DATASPACE_UNKNOWN) {
-            dataSpace = mCore->mDefaultBufferDataSpace;
-        }
-
         mSlots[slot].mFence = fence;
         mSlots[slot].mBufferState = BufferSlot::QUEUED;
         ++mCore->mFrameCounter;
@@ -616,7 +610,6 @@
         item.mScalingMode = static_cast<uint32_t>(scalingMode);
         item.mTimestamp = timestamp;
         item.mIsAutoTimestamp = isAutoTimestamp;
-        item.mDataSpace = dataSpace;
         item.mFrameNumber = mCore->mFrameCounter;
         item.mSlot = slot;
         item.mFence = fence;
@@ -765,9 +758,6 @@
         case NATIVE_WINDOW_CONSUMER_USAGE_BITS:
             value = static_cast<int32_t>(mCore->mConsumerUsageBits);
             break;
-        case NATIVE_WINDOW_DEFAULT_DATASPACE:
-            value = static_cast<int32_t>(mCore->mDefaultBufferDataSpace);
-            break;
         default:
             return BAD_VALUE;
     }
diff --git a/libs/gui/ConsumerBase.cpp b/libs/gui/ConsumerBase.cpp
index c8b5d0c..5fc83ee 100644
--- a/libs/gui/ConsumerBase.cpp
+++ b/libs/gui/ConsumerBase.cpp
@@ -27,7 +27,6 @@
 
 #include <hardware/hardware.h>
 
-#include <gui/BufferItem.h>
 #include <gui/IGraphicBufferAlloc.h>
 #include <gui/ISurfaceComposer.h>
 #include <gui/SurfaceComposerClient.h>
@@ -180,7 +179,7 @@
     }
 }
 
-status_t ConsumerBase::acquireBufferLocked(BufferItem *item,
+status_t ConsumerBase::acquireBufferLocked(BufferQueue::BufferItem *item,
         nsecs_t presentWhen) {
     status_t err = mConsumer->acquireBuffer(item, presentWhen);
     if (err != NO_ERROR) {
@@ -200,17 +199,6 @@
     return OK;
 }
 
-status_t ConsumerBase::acquireBufferLocked(BufferQueue::BufferItem *outItem,
-        nsecs_t presentWhen) {
-    BufferItem item;
-    status_t result = acquireBufferLocked(&item, presentWhen);
-    if (result != NO_ERROR) {
-        return result;
-    }
-    *outItem = item;
-    return NO_ERROR;
-}
-
 status_t ConsumerBase::addReleaseFence(int slot,
         const sp<GraphicBuffer> graphicBuffer, const sp<Fence>& fence) {
     Mutex::Autolock lock(mMutex);
diff --git a/libs/gui/CpuConsumer.cpp b/libs/gui/CpuConsumer.cpp
index eb39469..73d34eb 100644
--- a/libs/gui/CpuConsumer.cpp
+++ b/libs/gui/CpuConsumer.cpp
@@ -20,7 +20,6 @@
 
 #include <cutils/compiler.h>
 #include <utils/Log.h>
-#include <gui/BufferItem.h>
 #include <gui/CpuConsumer.h>
 
 #define CC_LOGV(x, ...) ALOGV("[%s] " x, mName.string(), ##__VA_ARGS__)
@@ -68,13 +67,6 @@
     return mConsumer->setDefaultBufferFormat(defaultFormat);
 }
 
-status_t CpuConsumer::setDefaultBufferDataSpace(
-        android_dataspace defaultDataSpace)
-{
-    Mutex::Autolock _l(mMutex);
-    return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
-}
-
 static bool isPossiblyYUV(PixelFormat format) {
     switch (static_cast<int>(format)) {
         case HAL_PIXEL_FORMAT_RGBA_8888:
@@ -82,9 +74,11 @@
         case HAL_PIXEL_FORMAT_RGB_888:
         case HAL_PIXEL_FORMAT_RGB_565:
         case HAL_PIXEL_FORMAT_BGRA_8888:
+        case HAL_PIXEL_FORMAT_sRGB_A_8888:
+        case HAL_PIXEL_FORMAT_sRGB_X_8888:
         case HAL_PIXEL_FORMAT_Y8:
         case HAL_PIXEL_FORMAT_Y16:
-        case HAL_PIXEL_FORMAT_RAW16:
+        case HAL_PIXEL_FORMAT_RAW16: // same as HAL_PIXEL_FORMAT_RAW_SENSOR
         case HAL_PIXEL_FORMAT_RAW10:
         case HAL_PIXEL_FORMAT_RAW_OPAQUE:
         case HAL_PIXEL_FORMAT_BLOB:
@@ -111,7 +105,7 @@
         return NOT_ENOUGH_DATA;
     }
 
-    BufferItem b;
+    BufferQueue::BufferItem b;
 
     Mutex::Autolock _l(mMutex);
 
@@ -206,7 +200,6 @@
     nativeBuffer->transform   = b.mTransform;
     nativeBuffer->scalingMode = b.mScalingMode;
     nativeBuffer->timestamp   = b.mTimestamp;
-    nativeBuffer->dataSpace   = b.mDataSpace;
     nativeBuffer->frameNumber = b.mFrameNumber;
 
     nativeBuffer->dataCb       = reinterpret_cast<uint8_t*>(ycbcr.cb);
diff --git a/libs/gui/GLConsumer.cpp b/libs/gui/GLConsumer.cpp
index d256ae5..a0f68b4 100644
--- a/libs/gui/GLConsumer.cpp
+++ b/libs/gui/GLConsumer.cpp
@@ -29,7 +29,6 @@
 
 #include <hardware/hardware.h>
 
-#include <gui/BufferItem.h>
 #include <gui/GLConsumer.h>
 #include <gui/IGraphicBufferAlloc.h>
 #include <gui/ISurfaceComposer.h>
@@ -211,7 +210,7 @@
         return err;
     }
 
-    BufferItem item;
+    BufferQueue::BufferItem item;
 
     // Acquire the next buffer.
     // In asynchronous mode the list is guaranteed to be one buffer
@@ -343,7 +342,7 @@
     return sReleasedTexImageBuffer;
 }
 
-status_t GLConsumer::acquireBufferLocked(BufferItem *item,
+status_t GLConsumer::acquireBufferLocked(BufferQueue::BufferItem *item,
         nsecs_t presentWhen) {
     status_t err = ConsumerBase::acquireBufferLocked(item, presentWhen);
     if (err != NO_ERROR) {
@@ -361,17 +360,6 @@
     return NO_ERROR;
 }
 
-status_t GLConsumer::acquireBufferLocked(BufferQueue::BufferItem *outItem,
-        nsecs_t presentWhen) {
-    BufferItem item;
-    status_t result = acquireBufferLocked(&item, presentWhen);
-    if (result != NO_ERROR) {
-        return result;
-    }
-    *outItem = item;
-    return NO_ERROR;
-}
-
 status_t GLConsumer::releaseBufferLocked(int buf,
         sp<GraphicBuffer> graphicBuffer,
         EGLDisplay display, EGLSyncKHR eglFence) {
@@ -1035,12 +1023,6 @@
     return mConsumer->setDefaultBufferFormat(defaultFormat);
 }
 
-status_t GLConsumer::setDefaultBufferDataSpace(
-        android_dataspace defaultDataSpace) {
-    Mutex::Autolock lock(mMutex);
-    return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
-}
-
 status_t GLConsumer::setConsumerUsageBits(uint32_t usage) {
     Mutex::Autolock lock(mMutex);
     usage |= DEFAULT_USAGE_FLAGS;
diff --git a/libs/gui/IGraphicBufferConsumer.cpp b/libs/gui/IGraphicBufferConsumer.cpp
index edf4408..2602884 100644
--- a/libs/gui/IGraphicBufferConsumer.cpp
+++ b/libs/gui/IGraphicBufferConsumer.cpp
@@ -23,7 +23,6 @@
 #include <binder/Parcel.h>
 #include <binder/IInterface.h>
 
-#include <gui/BufferItem.h>
 #include <gui/IConsumerListener.h>
 #include <gui/IGraphicBufferConsumer.h>
 
@@ -40,7 +39,6 @@
     mScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE),
     mTimestamp(0),
     mIsAutoTimestamp(false),
-    mDataSpace(HAL_DATASPACE_UNKNOWN),
     mFrameNumber(0),
     mBuf(INVALID_BUFFER_SLOT),
     mIsDroppable(false),
@@ -55,7 +53,6 @@
             sizeof(mScalingMode) +
             sizeof(mTimestamp) +
             sizeof(mIsAutoTimestamp) +
-            sizeof(mDataSpace) +
             sizeof(mFrameNumber) +
             sizeof(mBuf) +
             sizeof(mIsDroppable) +
@@ -136,7 +133,6 @@
     FlattenableUtils::write(buffer, size, mScalingMode);
     FlattenableUtils::write(buffer, size, mTimestamp);
     writeBoolAsInt(buffer, size, mIsAutoTimestamp);
-    FlattenableUtils::write(buffer, size, mDataSpace);
     FlattenableUtils::write(buffer, size, mFrameNumber);
     FlattenableUtils::write(buffer, size, mBuf);
     writeBoolAsInt(buffer, size, mIsDroppable);
@@ -179,7 +175,6 @@
     FlattenableUtils::read(buffer, size, mScalingMode);
     FlattenableUtils::read(buffer, size, mTimestamp);
     mIsAutoTimestamp = readBoolFromInt(buffer, size);
-    FlattenableUtils::read(buffer, size, mDataSpace);
     FlattenableUtils::read(buffer, size, mFrameNumber);
     FlattenableUtils::read(buffer, size, mBuf);
     mIsDroppable = readBoolFromInt(buffer, size);
@@ -205,7 +200,6 @@
     SET_MAX_ACQUIRED_BUFFER_COUNT,
     SET_CONSUMER_NAME,
     SET_DEFAULT_BUFFER_FORMAT,
-    SET_DEFAULT_BUFFER_DATA_SPACE,
     SET_CONSUMER_USAGE_BITS,
     SET_TRANSFORM_HINT,
     GET_SIDEBAND_STREAM,
@@ -238,21 +232,6 @@
         return reply.readInt32();
     }
 
-    virtual status_t acquireBuffer(android::BufferItem* buffer,
-            nsecs_t presentWhen) {
-        if (buffer == nullptr) {
-            return BAD_VALUE;
-        }
-
-        BufferItem item;
-        status_t result = acquireBuffer(&item, presentWhen);
-        if (result != NO_ERROR) {
-            return result;
-        }
-        *buffer = item;
-        return NO_ERROR;
-    }
-
     virtual status_t detachBuffer(int slot) {
         Parcel data, reply;
         data.writeInterfaceToken(IGraphicBufferConsumer::getInterfaceDescriptor());
@@ -392,19 +371,6 @@
         return reply.readInt32();
     }
 
-    virtual status_t setDefaultBufferDataSpace(
-            android_dataspace defaultDataSpace) {
-        Parcel data, reply;
-        data.writeInterfaceToken(IGraphicBufferConsumer::getInterfaceDescriptor());
-        data.writeInt32(static_cast<int32_t>(defaultDataSpace));
-        status_t result = remote()->transact(SET_DEFAULT_BUFFER_DATA_SPACE,
-                data, &reply);
-        if (result != NO_ERROR) {
-            return result;
-        }
-        return reply.readInt32();
-    }
-
     virtual status_t setConsumerUsageBits(uint32_t usage) {
         Parcel data, reply;
         data.writeInterfaceToken(IGraphicBufferConsumer::getInterfaceDescriptor());
@@ -564,14 +530,6 @@
             reply->writeInt32(result);
             return NO_ERROR;
         }
-        case SET_DEFAULT_BUFFER_DATA_SPACE: {
-            CHECK_INTERFACE(IGraphicBufferConsumer, data, reply);
-            android_dataspace defaultDataSpace =
-                    static_cast<android_dataspace>(data.readInt32());
-            status_t result = setDefaultBufferDataSpace(defaultDataSpace);
-            reply->writeInt32(result);
-            return NO_ERROR;
-        }
         case SET_CONSUMER_USAGE_BITS: {
             CHECK_INTERFACE(IGraphicBufferConsumer, data, reply);
             uint32_t usage = data.readUint32();
diff --git a/libs/gui/IGraphicBufferProducer.cpp b/libs/gui/IGraphicBufferProducer.cpp
index a3e6fb2..63d881e 100644
--- a/libs/gui/IGraphicBufferProducer.cpp
+++ b/libs/gui/IGraphicBufferProducer.cpp
@@ -440,7 +440,6 @@
 size_t IGraphicBufferProducer::QueueBufferInput::getFlattenedSize() const {
     return sizeof(timestamp)
          + sizeof(isAutoTimestamp)
-         + sizeof(dataSpace)
          + sizeof(crop)
          + sizeof(scalingMode)
          + sizeof(transform)
@@ -461,7 +460,6 @@
     }
     FlattenableUtils::write(buffer, size, timestamp);
     FlattenableUtils::write(buffer, size, isAutoTimestamp);
-    FlattenableUtils::write(buffer, size, dataSpace);
     FlattenableUtils::write(buffer, size, crop);
     FlattenableUtils::write(buffer, size, scalingMode);
     FlattenableUtils::write(buffer, size, transform);
@@ -476,7 +474,6 @@
     size_t minNeeded =
               sizeof(timestamp)
             + sizeof(isAutoTimestamp)
-            + sizeof(dataSpace)
             + sizeof(crop)
             + sizeof(scalingMode)
             + sizeof(transform)
@@ -489,7 +486,6 @@
 
     FlattenableUtils::read(buffer, size, timestamp);
     FlattenableUtils::read(buffer, size, isAutoTimestamp);
-    FlattenableUtils::read(buffer, size, dataSpace);
     FlattenableUtils::read(buffer, size, crop);
     FlattenableUtils::read(buffer, size, scalingMode);
     FlattenableUtils::read(buffer, size, transform);
diff --git a/libs/gui/StreamSplitter.cpp b/libs/gui/StreamSplitter.cpp
index 43f9214..8146869 100644
--- a/libs/gui/StreamSplitter.cpp
+++ b/libs/gui/StreamSplitter.cpp
@@ -20,7 +20,6 @@
 #define ATRACE_TAG ATRACE_TAG_GRAPHICS
 //#define LOG_NDEBUG 0
 
-#include <gui/BufferItem.h>
 #include <gui/IGraphicBufferConsumer.h>
 #include <gui/IGraphicBufferProducer.h>
 #include <gui/StreamSplitter.h>
@@ -124,7 +123,7 @@
     ++mOutstandingBuffers;
 
     // Acquire and detach the buffer from the input
-    BufferItem bufferItem;
+    IGraphicBufferConsumer::BufferItem bufferItem;
     status_t status = mInput->acquireBuffer(&bufferItem, /* presentWhen */ 0);
     LOG_ALWAYS_FATAL_IF(status != NO_ERROR,
             "acquiring buffer from input failed (%d)", status);
@@ -142,8 +141,7 @@
 
     IGraphicBufferProducer::QueueBufferInput queueInput(
             bufferItem.mTimestamp, bufferItem.mIsAutoTimestamp,
-            bufferItem.mDataSpace, bufferItem.mCrop,
-            static_cast<int32_t>(bufferItem.mScalingMode),
+            bufferItem.mCrop, static_cast<int32_t>(bufferItem.mScalingMode),
             bufferItem.mTransform, bufferItem.mIsDroppable,
             bufferItem.mFence);
 
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index aa6f97e..98489b1 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -64,7 +64,6 @@
     mReqFormat = 0;
     mReqUsage = 0;
     mTimestamp = NATIVE_WINDOW_TIMESTAMP_AUTO;
-    mDataSpace = HAL_DATASPACE_UNKNOWN;
     mCrop.clear();
     mScalingMode = NATIVE_WINDOW_SCALING_MODE_FREEZE;
     mTransform = 0;
@@ -318,8 +317,8 @@
     sp<Fence> fence(fenceFd >= 0 ? new Fence(fenceFd) : Fence::NO_FENCE);
     IGraphicBufferProducer::QueueBufferOutput output;
     IGraphicBufferProducer::QueueBufferInput input(timestamp, isAutoTimestamp,
-            mDataSpace, crop, mScalingMode, mTransform ^ mStickyTransform,
-            mSwapIntervalZero, fence, mStickyTransform);
+            crop, mScalingMode, mTransform ^ mStickyTransform, mSwapIntervalZero,
+            fence, mStickyTransform);
     status_t err = mGraphicBufferProducer->queueBuffer(i, input, &output);
     if (err != OK)  {
         ALOGE("queueBuffer: error queuing buffer to SurfaceTexture, %d", err);
@@ -450,9 +449,6 @@
     case NATIVE_WINDOW_SET_SIDEBAND_STREAM:
         res = dispatchSetSidebandStream(args);
         break;
-    case NATIVE_WINDOW_SET_BUFFERS_DATASPACE:
-        res = dispatchSetBuffersDataSpace(args);
-        break;
     default:
         res = NAME_NOT_FOUND;
         break;
@@ -550,12 +546,6 @@
     return OK;
 }
 
-int Surface::dispatchSetBuffersDataSpace(va_list args) {
-    android_dataspace dataspace =
-            static_cast<android_dataspace>(va_arg(args, int));
-    return setBuffersDataSpace(dataspace);
-}
-
 int Surface::connect(int api) {
     static sp<IProducerListener> listener = new DummyProducerListener();
     return connect(api, listener);
@@ -737,14 +727,6 @@
     return NO_ERROR;
 }
 
-int Surface::setBuffersDataSpace(android_dataspace dataSpace)
-{
-    ALOGV("Surface::setBuffersDataSpace");
-    Mutex::Autolock lock(mMutex);
-    mDataSpace = dataSpace;
-    return NO_ERROR;
-}
-
 void Surface::freeAllBuffers() {
     for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
         mSlots[i].buffer = 0;
diff --git a/libs/gui/tests/BufferQueue_test.cpp b/libs/gui/tests/BufferQueue_test.cpp
index c38c797..838ad90 100644
--- a/libs/gui/tests/BufferQueue_test.cpp
+++ b/libs/gui/tests/BufferQueue_test.cpp
@@ -17,7 +17,6 @@
 #define LOG_TAG "BufferQueue_test"
 //#define LOG_NDEBUG 0
 
-#include <gui/BufferItem.h>
 #include <gui/BufferQueue.h>
 #include <gui/IProducerListener.h>
 
@@ -125,12 +124,11 @@
     *dataIn = 0x12345678;
     ASSERT_EQ(OK, buffer->unlock());
 
-    IGraphicBufferProducer::QueueBufferInput input(0, false,
-            HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
+    IGraphicBufferProducer::QueueBufferInput input(0, false, Rect(0, 0, 1, 1),
             NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false, Fence::NO_FENCE);
     ASSERT_EQ(OK, mProducer->queueBuffer(slot, input, &output));
 
-    BufferItem item;
+    IGraphicBufferConsumer::BufferItem item;
     ASSERT_EQ(OK, mConsumer->acquireBuffer(&item, 0));
 
     uint32_t* dataOut;
@@ -152,10 +150,9 @@
     int slot;
     sp<Fence> fence;
     sp<GraphicBuffer> buf;
-    IGraphicBufferProducer::QueueBufferInput qbi(0, false,
-            HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
+    IGraphicBufferProducer::QueueBufferInput qbi(0, false, Rect(0, 0, 1, 1),
             NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false, Fence::NO_FENCE);
-    BufferItem item;
+    BufferQueue::BufferItem item;
 
     for (int i = 0; i < 2; i++) {
         ASSERT_EQ(IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION,
@@ -247,12 +244,11 @@
     ASSERT_EQ(BAD_VALUE, mProducer->attachBuffer(&newSlot, NULL));
 
     ASSERT_EQ(OK, mProducer->attachBuffer(&newSlot, buffer));
-    IGraphicBufferProducer::QueueBufferInput input(0, false,
-            HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
+    IGraphicBufferProducer::QueueBufferInput input(0, false, Rect(0, 0, 1, 1),
             NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false, Fence::NO_FENCE);
     ASSERT_EQ(OK, mProducer->queueBuffer(newSlot, input, &output));
 
-    BufferItem item;
+    IGraphicBufferConsumer::BufferItem item;
     ASSERT_EQ(OK, mConsumer->acquireBuffer(&item, static_cast<nsecs_t>(0)));
 
     uint32_t* dataOut;
@@ -277,8 +273,7 @@
             mProducer->dequeueBuffer(&slot, &fence, false, 0, 0, 0,
                     GRALLOC_USAGE_SW_WRITE_OFTEN));
     ASSERT_EQ(OK, mProducer->requestBuffer(slot, &buffer));
-    IGraphicBufferProducer::QueueBufferInput input(0, false,
-            HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
+    IGraphicBufferProducer::QueueBufferInput input(0, false, Rect(0, 0, 1, 1),
             NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false, Fence::NO_FENCE);
     ASSERT_EQ(OK, mProducer->queueBuffer(slot, input, &output));
 
@@ -287,7 +282,7 @@
             BufferQueueDefs::NUM_BUFFER_SLOTS)); // Index too high
     ASSERT_EQ(BAD_VALUE, mConsumer->detachBuffer(0)); // Not acquired
 
-    BufferItem item;
+    IGraphicBufferConsumer::BufferItem item;
     ASSERT_EQ(OK, mConsumer->acquireBuffer(&item, static_cast<nsecs_t>(0)));
 
     ASSERT_EQ(OK, mConsumer->detachBuffer(item.mBuf));
@@ -343,12 +338,11 @@
     *dataIn = 0x12345678;
     ASSERT_EQ(OK, buffer->unlock());
 
-    IGraphicBufferProducer::QueueBufferInput input(0, false,
-            HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
+    IGraphicBufferProducer::QueueBufferInput input(0, false, Rect(0, 0, 1, 1),
             NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false, Fence::NO_FENCE);
     ASSERT_EQ(OK, mProducer->queueBuffer(slot, input, &output));
 
-    BufferItem item;
+    IGraphicBufferConsumer::BufferItem item;
     ASSERT_EQ(OK, mConsumer->acquireBuffer(&item, static_cast<nsecs_t>(0)));
     ASSERT_EQ(OK, mConsumer->detachBuffer(item.mBuf));
 
diff --git a/libs/gui/tests/CpuConsumer_test.cpp b/libs/gui/tests/CpuConsumer_test.cpp
index 0beca92..abd3724 100644
--- a/libs/gui/tests/CpuConsumer_test.cpp
+++ b/libs/gui/tests/CpuConsumer_test.cpp
@@ -166,7 +166,7 @@
         uint32_t x, uint32_t y, uint32_t r, uint32_t g=0, uint32_t b=0) {
     // Ignores components that don't exist for given pixel
     switch(buf.format) {
-        case HAL_PIXEL_FORMAT_RAW16: {
+        case HAL_PIXEL_FORMAT_RAW_SENSOR: {
             String8 msg;
             uint16_t *bPtr = (uint16_t*)buf.data;
             bPtr += y * buf.stride + x;
@@ -429,7 +429,7 @@
 
 void checkAnyBuffer(const CpuConsumer::LockedBuffer &buf, int format) {
     switch (format) {
-        case HAL_PIXEL_FORMAT_RAW16:
+        case HAL_PIXEL_FORMAT_RAW_SENSOR:
             checkBayerRawBuffer(buf);
             break;
         case HAL_PIXEL_FORMAT_Y8:
@@ -505,7 +505,7 @@
         case HAL_PIXEL_FORMAT_YV12:
             fillYV12Buffer(img, params.width, params.height, *stride);
             break;
-        case HAL_PIXEL_FORMAT_RAW16:
+        case HAL_PIXEL_FORMAT_RAW_SENSOR:
             fillBayerRawBuffer(img, params.width, params.height, buf->getStride());
             break;
         case HAL_PIXEL_FORMAT_Y8:
@@ -537,7 +537,7 @@
     ASSERT_NO_ERROR(err, "queueBuffer error:");
 };
 
-// This test is disabled because the HAL_PIXEL_FORMAT_RAW16 format is not
+// This test is disabled because the HAL_PIXEL_FORMAT_RAW_SENSOR format is not
 // supported on all devices.
 TEST_P(CpuConsumerTest, FromCpuSingle) {
     status_t err;
@@ -571,7 +571,7 @@
     mCC->unlockBuffer(b);
 }
 
-// This test is disabled because the HAL_PIXEL_FORMAT_RAW16 format is not
+// This test is disabled because the HAL_PIXEL_FORMAT_RAW_SENSOR format is not
 // supported on all devices.
 TEST_P(CpuConsumerTest, FromCpuManyInQueue) {
     status_t err;
@@ -614,7 +614,7 @@
     }
 }
 
-// This test is disabled because the HAL_PIXEL_FORMAT_RAW16 format is not
+// This test is disabled because the HAL_PIXEL_FORMAT_RAW_SENSOR format is not
 // supported on all devices.
 TEST_P(CpuConsumerTest, FromCpuLockMax) {
     status_t err;
@@ -710,12 +710,12 @@
 };
 
 CpuConsumerTestParams rawTestSets[] = {
-    { 512,   512, 1, HAL_PIXEL_FORMAT_RAW16},
-    { 512,   512, 3, HAL_PIXEL_FORMAT_RAW16},
-    { 2608, 1960, 1, HAL_PIXEL_FORMAT_RAW16},
-    { 2608, 1960, 3, HAL_PIXEL_FORMAT_RAW16},
-    { 100,   100, 1, HAL_PIXEL_FORMAT_RAW16},
-    { 100,   100, 3, HAL_PIXEL_FORMAT_RAW16},
+    { 512,   512, 1, HAL_PIXEL_FORMAT_RAW_SENSOR},
+    { 512,   512, 3, HAL_PIXEL_FORMAT_RAW_SENSOR},
+    { 2608, 1960, 1, HAL_PIXEL_FORMAT_RAW_SENSOR},
+    { 2608, 1960, 3, HAL_PIXEL_FORMAT_RAW_SENSOR},
+    { 100,   100, 1, HAL_PIXEL_FORMAT_RAW_SENSOR},
+    { 100,   100, 3, HAL_PIXEL_FORMAT_RAW_SENSOR},
 };
 
 CpuConsumerTestParams rgba8888TestSets[] = {
diff --git a/libs/gui/tests/IGraphicBufferProducer_test.cpp b/libs/gui/tests/IGraphicBufferProducer_test.cpp
index c904a6b..8d5fd8f 100644
--- a/libs/gui/tests/IGraphicBufferProducer_test.cpp
+++ b/libs/gui/tests/IGraphicBufferProducer_test.cpp
@@ -57,7 +57,6 @@
 // Parameters for a generic "valid" input for queueBuffer.
 const int64_t QUEUE_BUFFER_INPUT_TIMESTAMP = 1384888611;
 const bool QUEUE_BUFFER_INPUT_IS_AUTO_TIMESTAMP = false;
-const android_dataspace QUEUE_BUFFER_INPUT_DATASPACE = HAL_DATASPACE_UNKNOWN;
 const Rect QUEUE_BUFFER_INPUT_RECT = Rect(DEFAULT_WIDTH, DEFAULT_HEIGHT);
 const int QUEUE_BUFFER_INPUT_SCALING_MODE = 0;
 const int QUEUE_BUFFER_INPUT_TRANSFORM = 0;
@@ -127,7 +126,6 @@
         QueueBufferInputBuilder() {
            timestamp = QUEUE_BUFFER_INPUT_TIMESTAMP;
            isAutoTimestamp = QUEUE_BUFFER_INPUT_IS_AUTO_TIMESTAMP;
-           dataSpace = QUEUE_BUFFER_INPUT_DATASPACE;
            crop = QUEUE_BUFFER_INPUT_RECT;
            scalingMode = QUEUE_BUFFER_INPUT_SCALING_MODE;
            transform = QUEUE_BUFFER_INPUT_TRANSFORM;
@@ -139,7 +137,6 @@
             return IGraphicBufferProducer::QueueBufferInput(
                     timestamp,
                     isAutoTimestamp,
-                    dataSpace,
                     crop,
                     scalingMode,
                     transform,
@@ -157,11 +154,6 @@
             return *this;
         }
 
-        QueueBufferInputBuilder& setDataSpace(android_dataspace dataSpace) {
-            this->dataSpace = dataSpace;
-            return *this;
-        }
-
         QueueBufferInputBuilder& setCrop(Rect crop) {
             this->crop = crop;
             return *this;
@@ -190,7 +182,6 @@
     private:
         int64_t timestamp;
         bool isAutoTimestamp;
-        android_dataspace dataSpace;
         Rect crop;
         int scalingMode;
         uint32_t transform;
diff --git a/libs/gui/tests/SRGB_test.cpp b/libs/gui/tests/SRGB_test.cpp
index e5907e7..da2add7 100644
--- a/libs/gui/tests/SRGB_test.cpp
+++ b/libs/gui/tests/SRGB_test.cpp
@@ -214,11 +214,10 @@
         ASSERT_EQ(GL_NO_ERROR, glGetError());
     }
 
-    void checkLockedBuffer(PixelFormat format, android_dataspace dataSpace) {
+    void checkLockedBuffer(PixelFormat format) {
         ASSERT_EQ(mLockedBuffer.format, format);
         ASSERT_EQ(mLockedBuffer.width, DISPLAY_WIDTH);
         ASSERT_EQ(mLockedBuffer.height, DISPLAY_HEIGHT);
-        ASSERT_EQ(mLockedBuffer.dataSpace, dataSpace);
     }
 
     static bool withinTolerance(int a, int b) {
@@ -336,8 +335,7 @@
         if (mLockedBuffer.format == outBuffer.format) {
             memcpy(outBuffer.bits, mLockedBuffer.data, bufferSize);
         } else {
-            ASSERT_EQ(mLockedBuffer.format, PIXEL_FORMAT_RGBA_8888);
-            ASSERT_EQ(mLockedBuffer.dataSpace, HAL_DATASPACE_SRGB);
+            ASSERT_EQ(mLockedBuffer.format, PIXEL_FORMAT_sRGB_A_8888);
             ASSERT_EQ(outBuffer.format, PIXEL_FORMAT_RGBA_8888);
             uint8_t* outPointer = reinterpret_cast<uint8_t*>(outBuffer.bits);
             for (int y = 0; y < outBuffer.height; ++y) {
@@ -382,8 +380,7 @@
 
     // Lock
     ASSERT_EQ(NO_ERROR, mCpuConsumer->lockNextBuffer(&mLockedBuffer));
-    ASSERT_NO_FATAL_FAILURE(
-        checkLockedBuffer(PIXEL_FORMAT_RGBA_8888, HAL_DATASPACE_UNKNOWN));
+    ASSERT_NO_FATAL_FAILURE(checkLockedBuffer(PIXEL_FORMAT_RGBA_8888));
 
     // Compare a pixel in the middle of each texture
     int midSRGBOffset = (DISPLAY_HEIGHT / 4) * mLockedBuffer.stride *
@@ -414,8 +411,7 @@
 
     // Lock
     ASSERT_EQ(NO_ERROR, mCpuConsumer->lockNextBuffer(&mLockedBuffer));
-    ASSERT_NO_FATAL_FAILURE(
-        checkLockedBuffer(PIXEL_FORMAT_RGBA_8888, HAL_DATASPACE_UNKNOWN));
+    ASSERT_NO_FATAL_FAILURE(checkLockedBuffer(PIXEL_FORMAT_RGBA_8888));
 
     // Save the values of the middle pixel for later comparison against SRGB
     uint8_t values[PIXEL_SIZE] = {};
@@ -464,8 +460,7 @@
     ASSERT_EQ(NO_ERROR, mCpuConsumer->lockNextBuffer(&mLockedBuffer));
 
     // Make sure we actually got the SRGB buffer on the consumer side
-    ASSERT_NO_FATAL_FAILURE(
-        checkLockedBuffer(PIXEL_FORMAT_RGBA_8888, HAL_DATASPACE_SRGB));
+    ASSERT_NO_FATAL_FAILURE(checkLockedBuffer(PIXEL_FORMAT_sRGB_A_8888));
 
     // Verify that the stored value is the same, accounting for RGB/SRGB
     for (int c = 0; c < PIXEL_SIZE; ++c) {
diff --git a/libs/gui/tests/StreamSplitter_test.cpp b/libs/gui/tests/StreamSplitter_test.cpp
index 767c7c6..4e63a6f 100644
--- a/libs/gui/tests/StreamSplitter_test.cpp
+++ b/libs/gui/tests/StreamSplitter_test.cpp
@@ -17,7 +17,6 @@
 #define LOG_TAG "StreamSplitter_test"
 //#define LOG_NDEBUG 0
 
-#include <gui/BufferItem.h>
 #include <gui/BufferQueue.h>
 #include <gui/IConsumerListener.h>
 #include <gui/ISurfaceComposer.h>
@@ -112,12 +111,11 @@
     ASSERT_EQ(OK, buffer->unlock());
 
     IGraphicBufferProducer::QueueBufferInput qbInput(0, false,
-            HAL_DATASPACE_UNKNOWN,
             Rect(0, 0, 1, 1), NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false,
             Fence::NO_FENCE);
     ASSERT_EQ(OK, inputProducer->queueBuffer(slot, qbInput, &qbOutput));
 
-    BufferItem item;
+    IGraphicBufferConsumer::BufferItem item;
     ASSERT_EQ(OK, outputConsumer->acquireBuffer(&item, 0));
 
     uint32_t* dataOut;
@@ -179,13 +177,12 @@
     ASSERT_EQ(OK, buffer->unlock());
 
     IGraphicBufferProducer::QueueBufferInput qbInput(0, false,
-            HAL_DATASPACE_UNKNOWN,
             Rect(0, 0, 1, 1), NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false,
             Fence::NO_FENCE);
     ASSERT_EQ(OK, inputProducer->queueBuffer(slot, qbInput, &qbOutput));
 
     for (int output = 0; output < NUM_OUTPUTS; ++output) {
-        BufferItem item;
+        IGraphicBufferConsumer::BufferItem item;
         ASSERT_EQ(OK, outputConsumers[output]->acquireBuffer(&item, 0));
 
         uint32_t* dataOut;
@@ -237,7 +234,6 @@
     outputConsumer->consumerDisconnect();
 
     IGraphicBufferProducer::QueueBufferInput qbInput(0, false,
-            HAL_DATASPACE_UNKNOWN,
             Rect(0, 0, 1, 1), NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, false,
             Fence::NO_FENCE);
     ASSERT_EQ(OK, inputProducer->queueBuffer(slot, qbInput, &qbOutput));
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 4f87824..5e6aeef 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -155,26 +155,4 @@
     ASSERT_EQ(TEST_USAGE_FLAGS, flags);
 }
 
-TEST_F(SurfaceTest, QueryDefaultBuffersDataSpace) {
-    const android_dataspace TEST_DATASPACE = HAL_DATASPACE_SRGB;
-    sp<IGraphicBufferProducer> producer;
-    sp<IGraphicBufferConsumer> consumer;
-    BufferQueue::createBufferQueue(&producer, &consumer);
-    sp<CpuConsumer> cpuConsumer = new CpuConsumer(consumer, 1);
-
-    cpuConsumer->setDefaultBufferDataSpace(TEST_DATASPACE);
-
-    sp<Surface> s = new Surface(producer);
-
-    sp<ANativeWindow> anw(s);
-
-    android_dataspace dataSpace;
-
-    int err = anw->query(anw.get(), NATIVE_WINDOW_DEFAULT_DATASPACE,
-            reinterpret_cast<int*>(&dataSpace));
-
-    ASSERT_EQ(NO_ERROR, err);
-    ASSERT_EQ(TEST_DATASPACE, dataSpace);
-}
-
 }
diff --git a/libs/ui/PixelFormat.cpp b/libs/ui/PixelFormat.cpp
index cab1dde..99ed6f7 100644
--- a/libs/ui/PixelFormat.cpp
+++ b/libs/ui/PixelFormat.cpp
@@ -25,6 +25,8 @@
         case PIXEL_FORMAT_RGBA_8888:
         case PIXEL_FORMAT_RGBX_8888:
         case PIXEL_FORMAT_BGRA_8888:
+        case PIXEL_FORMAT_sRGB_A_8888:
+        case PIXEL_FORMAT_sRGB_X_8888:
             return 4;
         case PIXEL_FORMAT_RGB_888:
             return 3;
@@ -55,3 +57,4 @@
 // ----------------------------------------------------------------------------
 }; // namespace android
 // ----------------------------------------------------------------------------
+
diff --git a/opengl/libs/EGL/eglApi.cpp b/opengl/libs/EGL/eglApi.cpp
index 11a13c3..ff08a6b 100644
--- a/opengl/libs/EGL/eglApi.cpp
+++ b/opengl/libs/EGL/eglApi.cpp
@@ -381,15 +381,20 @@
 // Turn linear formats into corresponding sRGB formats when colorspace is
 // EGL_GL_COLORSPACE_SRGB_KHR, or turn sRGB formats into corresponding linear
 // formats when colorspace is EGL_GL_COLORSPACE_LINEAR_KHR. In any cases where
-// the modification isn't possible, the original dataSpace is returned.
-static android_dataspace modifyBufferDataspace( android_dataspace dataSpace,
-                                                EGLint colorspace) {
+// the modification isn't possible, the original format is returned.
+static int modifyFormatColorspace(int fmt, EGLint colorspace) {
     if (colorspace == EGL_GL_COLORSPACE_LINEAR_KHR) {
-        return HAL_DATASPACE_SRGB_LINEAR;
+        switch (fmt) {
+            case HAL_PIXEL_FORMAT_sRGB_A_8888: return HAL_PIXEL_FORMAT_RGBA_8888;
+            case HAL_PIXEL_FORMAT_sRGB_X_8888: return HAL_PIXEL_FORMAT_RGBX_8888;
+        }
     } else if (colorspace == EGL_GL_COLORSPACE_SRGB_KHR) {
-        return HAL_DATASPACE_SRGB;
+        switch (fmt) {
+            case HAL_PIXEL_FORMAT_RGBA_8888: return HAL_PIXEL_FORMAT_sRGB_A_8888;
+            case HAL_PIXEL_FORMAT_RGBX_8888: return HAL_PIXEL_FORMAT_sRGB_X_8888;
+        }
     }
-    return dataSpace;
+    return fmt;
 }
 
 EGLSurface eglCreateWindowSurface(  EGLDisplay dpy, EGLConfig config,
@@ -419,7 +424,6 @@
 
         // by default, just pick RGBA_8888
         EGLint format = HAL_PIXEL_FORMAT_RGBA_8888;
-        android_dataspace dataSpace = HAL_DATASPACE_UNKNOWN;
 
         EGLint a = 0;
         cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_ALPHA_SIZE, &a);
@@ -445,7 +449,7 @@
             for (const EGLint* attr = attrib_list; *attr != EGL_NONE; attr += 2) {
                 if (*attr == EGL_GL_COLORSPACE_KHR) {
                     if (ENABLE_EGL_KHR_GL_COLORSPACE) {
-                        dataSpace = modifyBufferDataspace(dataSpace, *(attr+1));
+                        format = modifyFormatColorspace(format, *(attr+1));
                     } else {
                         // Normally we'd pass through unhandled attributes to
                         // the driver. But in case the driver implements this
@@ -469,16 +473,6 @@
             }
         }
 
-        if (dataSpace != 0) {
-            int err = native_window_set_buffers_data_space(window, dataSpace);
-            if (err != 0) {
-                ALOGE("error setting native window pixel dataSpace: %s (%d)",
-                        strerror(-err), err);
-                native_window_api_disconnect(window, NATIVE_WINDOW_API_EGL);
-                return setError(EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE);
-            }
-        }
-
         // the EGL spec requires that a new EGLSurface default to swap interval
         // 1, so explicitly set that on the window here.
         ANativeWindow* anw = reinterpret_cast<ANativeWindow*>(window);
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
index 6ef3295..4885c5f 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
@@ -29,9 +29,8 @@
 #include <EGL/egl.h>
 
 #include <hardware/hardware.h>
-#include <gui/BufferItem.h>
-#include <gui/GraphicBufferAlloc.h>
 #include <gui/Surface.h>
+#include <gui/GraphicBufferAlloc.h>
 #include <ui/GraphicBuffer.h>
 
 #include "FramebufferSurface.h"
@@ -87,7 +86,7 @@
 status_t FramebufferSurface::nextBuffer(sp<GraphicBuffer>& outBuffer, sp<Fence>& outFence) {
     Mutex::Autolock lock(mMutex);
 
-    BufferItem item;
+    BufferQueue::BufferItem item;
     status_t err = acquireBufferLocked(&item, 0);
     if (err == BufferQueue::NO_BUFFER_AVAILABLE) {
         outBuffer = mCurrentBuffer;
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 77a9a19..edfed49 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -1105,6 +1105,8 @@
     case PIXEL_FORMAT_RGB_888:      return String8("RGB_888");
     case PIXEL_FORMAT_RGB_565:      return String8("RGB_565");
     case PIXEL_FORMAT_BGRA_8888:    return String8("BGRA_8888");
+    case PIXEL_FORMAT_sRGB_A_8888:  return String8("sRGB_A_8888");
+    case PIXEL_FORMAT_sRGB_X_8888:  return String8("sRGB_x_8888");
     case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
                                     return String8("ImplDef");
     default:
diff --git a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
index 0e94f0d..ef10fa7 100644
--- a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
@@ -18,8 +18,6 @@
 #include "VirtualDisplaySurface.h"
 #include "HWComposer.h"
 
-#include <gui/BufferItem.h>
-
 // ---------------------------------------------------------------------------
 namespace android {
 // ---------------------------------------------------------------------------
@@ -236,7 +234,6 @@
             status_t result = mSource[SOURCE_SINK]->queueBuffer(sslot,
                     QueueBufferInput(
                         systemTime(), false /* isAutoTimestamp */,
-                        HAL_DATASPACE_UNKNOWN,
                         Rect(mSinkBufferWidth, mSinkBufferHeight),
                         NATIVE_WINDOW_SCALING_MODE_FREEZE, 0 /* transform */,
                         true /* async*/,
@@ -438,7 +435,7 @@
         // Now acquire the buffer from the scratch pool -- should be the same
         // slot and fence as we just queued.
         Mutex::Autolock lock(mMutex);
-        BufferItem item;
+        BufferQueue::BufferItem item;
         result = acquireBufferLocked(&item, 0);
         if (result != NO_ERROR)
             return result;
@@ -456,13 +453,12 @@
         // Extract the GLES release fence for HWC to acquire
         int64_t timestamp;
         bool isAutoTimestamp;
-        android_dataspace dataSpace;
         Rect crop;
         int scalingMode;
         uint32_t transform;
         bool async;
-        input.deflate(&timestamp, &isAutoTimestamp, &dataSpace, &crop,
-                &scalingMode, &transform, &async, &mFbFence);
+        input.deflate(&timestamp, &isAutoTimestamp, &crop, &scalingMode,
+                &transform, &async, &mFbFence);
 
         mFbProducerSlot = pslot;
         mOutputFence = mFbFence;
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 2ac4765..9da1efd 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -764,6 +764,7 @@
     switch (format) {
         case HAL_PIXEL_FORMAT_RGBA_8888:
         case HAL_PIXEL_FORMAT_BGRA_8888:
+        case HAL_PIXEL_FORMAT_sRGB_A_8888:
             return false;
     }
     // in all other case, we have no blending (also for unknown formats)
@@ -1130,7 +1131,7 @@
             }
 
             virtual bool reject(const sp<GraphicBuffer>& buf,
-                    const BufferItem& item) {
+                    const IGraphicBufferConsumer::BufferItem& item) {
                 if (buf == NULL) {
                     return false;
                 }
diff --git a/services/surfaceflinger/SurfaceFlingerConsumer.cpp b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
index abf3993..7de6ac4 100644
--- a/services/surfaceflinger/SurfaceFlingerConsumer.cpp
+++ b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
@@ -21,8 +21,6 @@
 
 #include <private/gui/SyncFeatures.h>
 
-#include <gui/BufferItem.h>
-
 #include <utils/Errors.h>
 #include <utils/NativeHandle.h>
 #include <utils/Trace.h>
@@ -49,7 +47,7 @@
         return err;
     }
 
-    BufferItem item;
+    BufferQueue::BufferItem item;
 
     // Acquire the next buffer.
     // In asynchronous mode the list is guaranteed to be one buffer
@@ -103,8 +101,8 @@
     return bindTextureImageLocked();
 }
 
-status_t SurfaceFlingerConsumer::acquireBufferLocked(BufferItem* item,
-        nsecs_t presentWhen) {
+status_t SurfaceFlingerConsumer::acquireBufferLocked(
+        BufferQueue::BufferItem *item, nsecs_t presentWhen) {
     status_t result = GLConsumer::acquireBufferLocked(item, presentWhen);
     if (result == NO_ERROR) {
         mTransformToDisplayInverse = item->mTransformToDisplayInverse;
diff --git a/services/surfaceflinger/SurfaceFlingerConsumer.h b/services/surfaceflinger/SurfaceFlingerConsumer.h
index d1cf9b9..28f2f6a 100644
--- a/services/surfaceflinger/SurfaceFlingerConsumer.h
+++ b/services/surfaceflinger/SurfaceFlingerConsumer.h
@@ -41,13 +41,13 @@
     class BufferRejecter {
         friend class SurfaceFlingerConsumer;
         virtual bool reject(const sp<GraphicBuffer>& buf,
-                const BufferItem& item) = 0;
+                const IGraphicBufferConsumer::BufferItem& item) = 0;
 
     protected:
         virtual ~BufferRejecter() { }
     };
 
-    virtual status_t acquireBufferLocked(BufferItem *item, nsecs_t presentWhen);
+    virtual status_t acquireBufferLocked(BufferQueue::BufferItem *item, nsecs_t presentWhen);
 
     // This version of updateTexImage() takes a functor that may be used to
     // reject the newly acquired buffer.  Unlike the GLConsumer version,