From d3c18d49384879162c21e12157290aacd28c4548 Mon Sep 17 00:00:00 2001
From: Mathias Agopian <mathias@google.com>
Date: Tue, 22 Jun 2010 22:06:12 -0700
Subject: [PATCH] NV12 tiled needs 8K plane alignment

Change-Id: I8f2ca6f058ff9d7dd666871a696428c55dbe6cf1
---
 libgralloc-qsd8k/gralloc.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libgralloc-qsd8k/gralloc.cpp b/libgralloc-qsd8k/gralloc.cpp
index ee477ca..5a0f622 100644
--- a/libgralloc-qsd8k/gralloc.cpp
+++ b/libgralloc-qsd8k/gralloc.cpp
@@ -380,7 +380,8 @@ static int gralloc_alloc(alloc_device_t* dev,
         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:   // NV12
             // The chroma plane is subsampled,
             // but the pitch in bytes is unchanged
-            size  = ALIGN( ALIGN(w, 128) * alignedh, 4096);
+            // The GPU needs 4K alignment, but the video decoder needs 8K
+            size  = ALIGN( ALIGN(w, 128) * alignedh, 8192);
             size += ALIGN( ALIGN(w, 128) * ALIGN(h/2, 32), 4096);
             break;