6 files changed, 51 insertions, 3 deletions
diff --git a/include/gui/BufferQueue.h b/include/gui/BufferQueue.h
index 9e265ba..02598b0 100644
--- a/include/gui/BufferQueue.h
+++ b/include/gui/BufferQueue.h
@@ -148,6 +148,16 @@ public:
     // The default mode is asynchronous.
     virtual status_t setSynchronousMode(bool enabled);
 
+#ifdef QCOM_BSP
+    // setBufferSize enables us to specify user defined sizes for the buffers
+    // that need to be allocated by surfaceflinger for its client. This is
+    // useful for cases where the client doesn't want the gralloc to calculate
+    // buffer size. client should reset this value to 0, if it wants gralloc
+    // to calculate the size for the buffer. this will take effect from next
+    // dequeue buffer.
+    virtual status_t setBuffersSize(int size);
+#endif
+
     // connect attempts to connect a producer client API to the BufferQueue.
     // This must be called before any other ISurfaceTexture methods are called
     // except for getAllocator.
diff --git a/include/gui/IGraphicBufferAlloc.h b/include/gui/IGraphicBufferAlloc.h
index cee41d9..adc0b7f 100644
--- a/include/gui/IGraphicBufferAlloc.h
+++ b/include/gui/IGraphicBufferAlloc.h
@@ -38,6 +38,9 @@ public:
      */
     virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t w, uint32_t h,
             PixelFormat format, uint32_t usage, status_t* error) = 0;
+#ifdef QCOM_BSP
+    virtual void setGraphicBufferSize(int size) = 0;
+#endif
 };
 
 // ----------------------------------------------------------------------------
diff --git a/include/gui/ISurfaceTexture.h b/include/gui/ISurfaceTexture.h
index ae7c5c2..f0beab6 100644
--- a/include/gui/ISurfaceTexture.h
+++ b/include/gui/ISurfaceTexture.h
@@ -164,6 +164,16 @@ public:
     // The default mode is asynchronous.
     virtual status_t setSynchronousMode(bool enabled) = 0;
 
+#ifdef QCOM_BSP
+   // setBufferSize enables to specify the user defined size of the buffer
+   // that needs to be allocated by surfaceflinger for its client. This is
+   // useful for cases where the client doesn't want the gralloc to calculate
+   // buffer size. client should reset this value to 0, if it wants gralloc to
+   // calculate the size for the buffer. this will take effect from next
+   // dequeue buffer.
+    virtual status_t setBuffersSize(int size) = 0;
+#endif
+
     // connect attempts to connect a client API to the SurfaceTexture.  This
     // must be called before any other ISurfaceTexture methods are called except
     // for getAllocator.
diff --git a/include/gui/SurfaceTextureClient.h b/include/gui/SurfaceTextureClient.h
index 50fd1ba..108126d 100644
--- a/include/gui/SurfaceTextureClient.h
+++ b/include/gui/SurfaceTextureClient.h
@@ -93,6 +93,9 @@ private:
     int dispatchSetCrop(va_list args);
     int dispatchSetPostTransformCrop(va_list args);
     int dispatchSetUsage(va_list args);
+#ifdef QCOM_BSP
+    int dispatchSetBuffersSize(va_list args);
+#endif
     int dispatchLock(va_list args);
     int dispatchUnlockAndPost(va_list args);
 
@@ -103,7 +106,9 @@ protected:
     virtual int perform(int operation, va_list args);
     virtual int query(int what, int* value) const;
     virtual int setSwapInterval(int interval);
-
+#ifdef QCOM_BSP
+    virtual int setBuffersSize(int size);
+#endif
     virtual int lockBuffer_DEPRECATED(ANativeWindowBuffer* buffer);
 
     virtual int connect(int api);
@@ -161,6 +166,12 @@ private:
     // at the next deuque operation. It is initialized to 0.
     uint32_t mReqUsage;
 
+#ifdef QCOM_BSP
+    // mReqSize is the size of the buffer that will be requested
+    // at the next dequeue operation. It is initialized to 0.
+    uint32_t mReqSize;
+#endif
+
     // mTimestamp is the timestamp that will be used for the next buffer queue
     // operation. It defaults to NATIVE_WINDOW_TIMESTAMP_AUTO, which means that
     // a timestamp is auto-generated when queueBuffer is called.
diff --git a/include/ui/GraphicBuffer.h b/include/ui/GraphicBuffer.h
index 1c84d0e..60bbf18 100644
--- a/include/ui/GraphicBuffer.h
+++ b/include/ui/GraphicBuffer.h
@@ -72,6 +72,12 @@ public:
 
     GraphicBuffer();
 
+#ifdef QCOM_BSP
+    // creates buffer of bufferSize
+    GraphicBuffer(uint32_t w, uint32_t h,
+                  PixelFormat format, uint32_t usage, uint32_t bufferSize);
+#endif
+
     // creates w * h buffer
     GraphicBuffer(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage);
 
@@ -133,9 +139,12 @@ private:
     GraphicBuffer& operator = (const GraphicBuffer& rhs);
     const GraphicBuffer& operator = (const GraphicBuffer& rhs) const;
 
-    status_t initSize(uint32_t w, uint32_t h, PixelFormat format, 
+    status_t initSize(uint32_t w, uint32_t h, PixelFormat format,
             uint32_t usage);
-
+#ifdef QCOM_BSP
+    status_t initSize(uint32_t w, uint32_t h, PixelFormat format,
+            uint32_t usage, uint32_t bufferSize);
+#endif
     void free_handle();
 
     // Flattenable interface
diff --git a/include/ui/GraphicBufferAllocator.h b/include/ui/GraphicBufferAllocator.h
index 6342aac..a4d5b8c 100644
--- a/include/ui/GraphicBufferAllocator.h
+++ b/include/ui/GraphicBufferAllocator.h
@@ -68,6 +68,11 @@ public:
     status_t alloc(uint32_t w, uint32_t h, PixelFormat format, int usage,
             buffer_handle_t* handle, int32_t* stride);
 
+#ifdef QCOM_BSP
+    status_t alloc(uint32_t w, uint32_t h, PixelFormat format, int usage,
+            buffer_handle_t* handle, int32_t* stride, uint32_t bufferSize);
+#endif
+
     status_t free(buffer_handle_t handle);
 
     void dump(String8& res) const;