diff --git a/libs/surfaceflinger/LayerBase.cpp b/libs/surfaceflinger/LayerBase.cpp
index 0cf53f7..6da0bf7 100644
--- a/libs/surfaceflinger/LayerBase.cpp
+++ b/libs/surfaceflinger/LayerBase.cpp
@@ -14,14 +14,14 @@
  * limitations under the License.
  */
 
-#define LOG_TAG "SurfaceFlinger"
-
 #include <stdlib.h>
 #include <stdint.h>
 #include <sys/types.h>
 
 #include <utils/Errors.h>
 #include <utils/Log.h>
+#include <utils/IPCThreadState.h>
+#include <utils/IServiceManager.h>
 
 #include <GLES/gl.h>
 #include <GLES/glext.h>
@@ -62,7 +62,6 @@
       mFlinger(flinger),
       mTransformed(false),
       mOrientation(0),
-      mCanUseCopyBit(false),
       mTransactionFlags(0),
       mPremultipliedAlpha(true),
       mIdentity(uint32_t(android_atomic_inc(&sIdentity))),
@@ -265,43 +264,6 @@
     mTransformed = transformed;
     mLeft = tr.tx();
     mTop  = tr.ty();
-
-    // see if we can/should use 2D h/w with the new configuration
-    mCanUseCopyBit = false;
-    copybit_device_t* copybit = mFlinger->getBlitEngine();
-    if (copybit) { 
-        const int step = copybit->get(copybit, COPYBIT_ROTATION_STEP_DEG);
-        const int scaleBits = copybit->get(copybit, COPYBIT_SCALING_FRAC_BITS);
-        mCanUseCopyBit = true;
-        if ((mOrientation < 0) && (step > 1)) {
-            // arbitrary orientations not supported
-            mCanUseCopyBit = false;
-        } else if ((mOrientation > 0) && (step > 90)) {
-            // 90 deg rotations not supported
-            mCanUseCopyBit = false;
-        } else if ((tr.getType() & SkMatrix::kScale_Mask) && (scaleBits < 12)) { 
-            // arbitrary scaling not supported
-            mCanUseCopyBit = false;
-        }
-#if HONOR_PREMULTIPLIED_ALPHA 
-        else if (needsBlending() && mPremultipliedAlpha) {
-            // pre-multiplied alpha not supported
-            mCanUseCopyBit = false;
-        }
-#endif
-        else {
-            // here, we determined we can use copybit
-            if (tr.getType() & SkMatrix::kScale_Mask) {
-                // and we have scaling
-                if (!transparentRegionScreen.isRect()) {
-                    // we punt because blending is cheap (h/w) and the region is
-                    // complex, which may causes artifacts when copying
-                    // scaled content
-                    transparentRegionScreen.clear();
-                }
-            }
-        }
-    }
 }
 
 void LayerBase::lockPageFlip(bool& recomputeVisibleRegions)
@@ -565,8 +527,7 @@
 
     /*
      * In OpenGL ES we can't specify a stride with glTexImage2D (however,
-     * GL_UNPACK_ALIGNMENT is 4, which in essence allows a limited form of
-     * stride).
+     * GL_UNPACK_ALIGNMENT is a limited form of stride).
      * So if the stride here isn't representable with GL_UNPACK_ALIGNMENT, we
      * need to do something reasonable (here creating a bigger texture).
      * 
@@ -579,9 +540,11 @@
      *
      * This should never be a problem with POT textures
      */
-
-    tw += (((t.stride - tw) * bytesPerPixel(t.format)) / 4);
-
+    
+    int unpack = __builtin_ctz(t.stride * bytesPerPixel(t.format));
+    unpack = 1 << ((unpack > 3) ? 3 : unpack);
+    glPixelStorei(GL_UNPACK_ALIGNMENT, unpack);
+    
     /*
      * round to POT if needed 
      */
@@ -594,108 +557,80 @@
         texture_h = 1 << (31 - clz(t.height));
         if (texture_w < t.width)  texture_w <<= 1;
         if (texture_h < t.height) texture_h <<= 1;
-        if (texture_w != tw || texture_h != th) {
-            // we can't use DIRECT_TEXTURE since we changed the size
-            // of the texture
-            flags &= ~DisplayHardware::DIRECT_TEXTURE;
-        }
     }
-
-    if (flags & DisplayHardware::DIRECT_TEXTURE) {
-        // here we're guaranteed that texture_{w|h} == t{w|h}
-        if (t.format == GGL_PIXEL_FORMAT_RGB_565) {
-            glTexImage2D(GL_DIRECT_TEXTURE_2D_QUALCOMM, 0,
-                    GL_RGB, tw, th, 0,
-                    GL_RGB, GL_UNSIGNED_SHORT_5_6_5, t.data);
-        } else if (t.format == GGL_PIXEL_FORMAT_RGBA_4444) {
-            glTexImage2D(GL_DIRECT_TEXTURE_2D_QUALCOMM, 0,
-                    GL_RGBA, tw, th, 0,
-                    GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, t.data);
-        } else if (t.format == GGL_PIXEL_FORMAT_RGBA_8888) {
-            glTexImage2D(GL_DIRECT_TEXTURE_2D_QUALCOMM, 0,
-                    GL_RGBA, tw, th, 0,
-                    GL_RGBA, GL_UNSIGNED_BYTE, t.data);
-        } else if (t.format == GGL_PIXEL_FORMAT_BGRA_8888) {
-            // TODO: add GL_BGRA extension
-        } else {
-            // oops, we don't handle this format, try the regular path
-            goto regular;
-        }
-        textureWidth = tw;
-        textureHeight = th;
-    } else {
+    
 regular:
-        Rect bounds(dirty.bounds());
-        GLvoid* data = 0;
-        if (texture_w!=textureWidth || texture_h!=textureHeight) {
-            // texture size changed, we need to create a new one
+    Rect bounds(dirty.bounds());
+    GLvoid* data = 0;
+    if (texture_w!=textureWidth || texture_h!=textureHeight) {
+        // texture size changed, we need to create a new one
 
-            if (!textureWidth || !textureHeight) {
-                // this is the first time, load the whole texture
-                if (texture_w==tw && texture_h==th) {
-                    // we can do it one pass
-                    data = t.data;
-                } else {
-                    // we have to create the texture first because it
-                    // doesn't match the size of the buffer
-                    bounds.set(Rect(tw, th));
-                }
-            }
-            
-            if (t.format == GGL_PIXEL_FORMAT_RGB_565) {
-                glTexImage2D(GL_TEXTURE_2D, 0,
-                        GL_RGB, texture_w, texture_h, 0,
-                        GL_RGB, GL_UNSIGNED_SHORT_5_6_5, data);
-            } else if (t.format == GGL_PIXEL_FORMAT_RGBA_4444) {
-                glTexImage2D(GL_TEXTURE_2D, 0,
-                        GL_RGBA, texture_w, texture_h, 0,
-                        GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, data);
-            } else if (t.format == GGL_PIXEL_FORMAT_RGBA_8888) {
-                glTexImage2D(GL_TEXTURE_2D, 0,
-                        GL_RGBA, texture_w, texture_h, 0,
-                        GL_RGBA, GL_UNSIGNED_BYTE, data);
-            } else if ( t.format == GGL_PIXEL_FORMAT_YCbCr_422_SP ||
-                        t.format == GGL_PIXEL_FORMAT_YCbCr_420_SP) {
-                // just show the Y plane of YUV buffers
+        if (!textureWidth || !textureHeight) {
+            // this is the first time, load the whole texture
+            if (texture_w==tw && texture_h==th) {
+                // we can do it one pass
                 data = t.data;
-                glTexImage2D(GL_TEXTURE_2D, 0,
-                        GL_LUMINANCE, texture_w, texture_h, 0,
-                        GL_LUMINANCE, GL_UNSIGNED_BYTE, data);
             } else {
-                // oops, we don't handle this format!
-                LOGE("layer %p, texture=%d, using format %d, which is not "
-                     "supported by the GL", this, textureName, t.format);
-                textureName = -1;
+                // we have to create the texture first because it
+                // doesn't match the size of the buffer
+                bounds.set(Rect(tw, th));
             }
-            textureWidth = texture_w;
-            textureHeight = texture_h;
         }
-        if (!data && textureName>=0) {
-            if (t.format == GGL_PIXEL_FORMAT_RGB_565) {
-                glTexSubImage2D(GL_TEXTURE_2D, 0,
-                        0, bounds.top, t.width, bounds.height(),
-                        GL_RGB, GL_UNSIGNED_SHORT_5_6_5,
-                        t.data + bounds.top*t.width*2);
-            } else if (t.format == GGL_PIXEL_FORMAT_RGBA_4444) {
-                glTexSubImage2D(GL_TEXTURE_2D, 0,
-                        0, bounds.top, t.width, bounds.height(),
-                        GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4,
-                        t.data + bounds.top*t.width*2);
-            } else if (t.format == GGL_PIXEL_FORMAT_RGBA_8888) {
-                glTexSubImage2D(GL_TEXTURE_2D, 0,
-                        0, bounds.top, t.width, bounds.height(),
-                        GL_RGBA, GL_UNSIGNED_BYTE,
-                        t.data + bounds.top*t.width*4);
-            }
+        
+        if (t.format == GGL_PIXEL_FORMAT_RGB_565) {
+            glTexImage2D(GL_TEXTURE_2D, 0,
+                    GL_RGB, texture_w, texture_h, 0,
+                    GL_RGB, GL_UNSIGNED_SHORT_5_6_5, data);
+        } else if (t.format == GGL_PIXEL_FORMAT_RGBA_4444) {
+            glTexImage2D(GL_TEXTURE_2D, 0,
+                    GL_RGBA, texture_w, texture_h, 0,
+                    GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, data);
+        } else if (t.format == GGL_PIXEL_FORMAT_RGBA_8888) {
+            glTexImage2D(GL_TEXTURE_2D, 0,
+                    GL_RGBA, texture_w, texture_h, 0,
+                    GL_RGBA, GL_UNSIGNED_BYTE, data);
+        } else if ( t.format == GGL_PIXEL_FORMAT_YCbCr_422_SP ||
+                    t.format == GGL_PIXEL_FORMAT_YCbCr_420_SP) {
+            // just show the Y plane of YUV buffers
+            glTexImage2D(GL_TEXTURE_2D, 0,
+                    GL_LUMINANCE, texture_w, texture_h, 0,
+                    GL_LUMINANCE, GL_UNSIGNED_BYTE, data);
+        } else {
+            // oops, we don't handle this format!
+            LOGE("layer %p, texture=%d, using format %d, which is not "
+                 "supported by the GL", this, textureName, t.format);
+            textureName = -1;
+        }
+        textureWidth = texture_w;
+        textureHeight = texture_h;
+    }
+    if (!data && textureName>=0) {
+        if (t.format == GGL_PIXEL_FORMAT_RGB_565) {
+            glTexSubImage2D(GL_TEXTURE_2D, 0,
+                    0, bounds.top, t.width, bounds.height(),
+                    GL_RGB, GL_UNSIGNED_SHORT_5_6_5,
+                    t.data + bounds.top*t.stride*2);
+        } else if (t.format == GGL_PIXEL_FORMAT_RGBA_4444) {
+            glTexSubImage2D(GL_TEXTURE_2D, 0,
+                    0, bounds.top, t.width, bounds.height(),
+                    GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4,
+                    t.data + bounds.top*t.stride*2);
+        } else if (t.format == GGL_PIXEL_FORMAT_RGBA_8888) {
+            glTexSubImage2D(GL_TEXTURE_2D, 0,
+                    0, bounds.top, t.width, bounds.height(),
+                    GL_RGBA, GL_UNSIGNED_BYTE,
+                    t.data + bounds.top*t.stride*4);
+        } else if ( t.format == GGL_PIXEL_FORMAT_YCbCr_422_SP ||
+                    t.format == GGL_PIXEL_FORMAT_YCbCr_420_SP) {
+            // just show the Y plane of YUV buffers
+            glTexSubImage2D(GL_TEXTURE_2D, 0,
+                    0, bounds.top, t.width, bounds.height(),
+                    GL_LUMINANCE, GL_UNSIGNED_BYTE,
+                    t.data + bounds.top*t.stride);
         }
     }
 }
 
-bool LayerBase::canUseCopybit() const
-{
-    return mCanUseCopyBit;
-}
-
 // ---------------------------------------------------------------------------
 
 LayerBaseClient::LayerBaseClient(SurfaceFlinger* flinger, DisplayID display,
@@ -704,9 +639,12 @@
       lcblk( c ? &(c->ctrlblk->layers[i]) : 0 ),
       mIndex(i)
 {
-    if (client) {
-        client->bindLayer(this, i);
+}
 
+void LayerBaseClient::onFirstRef()
+{    
+    if (client) {
+        client->bindLayer(this, mIndex);
         // Initialize this layer's control block
         memset(this->lcblk, 0, sizeof(layer_cblk_t));
         this->lcblk->identity = mIdentity;
@@ -729,11 +667,106 @@
     return 0xFFFF0000 | mIndex;
 }
 
-sp<LayerBaseClient::Surface> LayerBaseClient::getSurface() const
+sp<LayerBaseClient::Surface> LayerBaseClient::getSurface()
 {
-    return new Surface(clientIndex(), mIdentity);
+    sp<Surface> s;
+    Mutex::Autolock _l(mLock);
+    s = mClientSurface.promote();
+    if (s == 0) {
+        s = createSurface();
+        mClientSurface = s;
+    }
+    return s;
 }
 
+sp<LayerBaseClient::Surface> LayerBaseClient::createSurface() const
+{
+    return new Surface(clientIndex(), mIdentity,
+            const_cast<LayerBaseClient *>(this));
+}
+
+// ---------------------------------------------------------------------------
+
+LayerBaseClient::Surface::Surface(SurfaceID id, int identity, 
+        const sp<LayerBaseClient>& owner) 
+    : mToken(id), mIdentity(identity), mOwner(owner)
+{ 
+}
+
+
+LayerBaseClient::Surface::~Surface() {
+    // TODO: We now have a point here were we can clean-up the
+    // client's mess.
+    // This is also where surface id should be recycled.
+    //LOGD("Surface %d, heaps={%p, %p} destroyed",
+    //        mId, mHeap[0].get(), mHeap[1].get());
+}
+
+sp<LayerBaseClient> LayerBaseClient::Surface::getOwner() const {
+    sp<LayerBaseClient> owner(mOwner.promote());
+    return owner;
+}
+
+
+void LayerBaseClient::Surface::getSurfaceData(
+        ISurfaceFlingerClient::surface_data_t* params) const 
+{
+    params->token = mToken;
+    params->identity = mIdentity;
+}
+
+status_t LayerBaseClient::Surface::onTransact(
+    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
+{
+    switch (code) {
+        case REGISTER_BUFFERS:
+        case UNREGISTER_BUFFERS:
+        case CREATE_OVERLAY:
+        {
+            // codes that require permission check
+            IPCThreadState* ipc = IPCThreadState::self();
+            const int pid = ipc->getCallingPid();
+            const int self_pid = getpid();
+            if (LIKELY(pid != self_pid)) {
+                // we're called from a different process, do the real check
+                if (!checkCallingPermission(
+                        String16("android.permission.ACCESS_SURFACE_FLINGER")))
+                {
+                    const int uid = ipc->getCallingUid();
+                    LOGE("Permission Denial: "
+                            "can't access SurfaceFlinger pid=%d, uid=%d", pid, uid);
+                    return PERMISSION_DENIED;
+                }
+            }
+        }
+    }
+    return BnSurface::onTransact(code, data, reply, flags);
+}
+
+sp<SurfaceBuffer> LayerBaseClient::Surface::getBuffer() 
+{
+    return NULL; 
+}
+
+status_t LayerBaseClient::Surface::registerBuffers(
+        const ISurface::BufferHeap& buffers) 
+{ 
+    return INVALID_OPERATION; 
+}
+
+void LayerBaseClient::Surface::postBuffer(ssize_t offset) 
+{
+}
+
+void LayerBaseClient::Surface::unregisterBuffers() 
+{
+}
+
+sp<OverlayRef> LayerBaseClient::Surface::createOverlay(
+        uint32_t w, uint32_t h, int32_t format) 
+{
+    return NULL;
+};
 
 // ---------------------------------------------------------------------------