commit 6e3fab811345e0e93ce4da51855f580f09dedc07
author Sushil Chauhan <sushilchauhan@codeaurora.org> Mon Nov 19 15:30:33 2012 -0800
committer Sushil Chauhan <sushilchauhan@codeaurora.org> Wed Dec 26 12:05:47 2012 -0800
tree 16820485520f59cc8103df3afc3b2232a28ede5d
parent faae042b76787a3c956f5757b8b6032322f4536c

liboverlay: Mdss Rotator secure buffer needs to be aligned to 1M.

It is TZ requirement, xpu needs the buffer size to be 1MB aligned
for protection.

Change-Id: Icd9047a54d5706c321445e7970fb0f455d0c130b

liboverlay/overlayMdssRot.cpp

diff --git a/liboverlay/overlayMdssRot.cpp b/liboverlay/overlayMdssRot.cpp
index f1024b4..dedc396 100644
--- a/liboverlay/overlayMdssRot.cpp
+++ b/liboverlay/overlayMdssRot.cpp
@@ -30,6 +30,8 @@
 #define MDSS_MDP_ROT_ONLY 0x80
 #endif
 
+#define SIZE_1M 0x00100000
+
 namespace ovutils = overlay::utils;
 
 namespace overlay {
@@ -258,5 +260,7 @@
         mBufSize = VENUS_BUFFER_SIZE(COLOR_FMT_NV12, mRotInfo.dst_rect.w,
                                      mRotInfo.dst_rect.h);
     }
+    if (mRotInfo.flags & utils::OV_MDP_SECURE_OVERLAY_SESSION)
+        mBufSize = utils::align(mBufSize, SIZE_1M);
 }
 } // namespace overlay