commit df0be75f634fcc9abc040cabeee8078a76ef4204
author Saurabh Shah <saurshah@codeaurora.org> Thu May 23 14:40:00 2013 -0700
committer Saurabh Shah <saurshah@codeaurora.org> Thu May 23 16:46:53 2013 -0700
tree 5620c36d8015144517160e93ab886864c0205f22
parent 082f0553c06e7ce07c51d27c3977de16dbd05595

overlay: Reset pipes on config failure

There can be frequent failures in pipe config on certain targets
owing to scare SMP blocks. In such cases, reset usage of all pipes;
forcibly configure them next time, even if params haven't changed;

Change-Id: I769513fc3513e292d9d9b7f126735841a7a8f493

liboverlay/overlayMdp.cpp

diff --git a/liboverlay/overlayMdp.cpp b/liboverlay/overlayMdp.cpp
index 4c77f2e..3e75d4e 100644
--- a/liboverlay/overlayMdp.cpp
+++ b/liboverlay/overlayMdp.cpp
@@ -54,6 +54,7 @@
     mLkgo.id = MSMFB_NEW_REQUEST;
     mOrientation = utils::OVERLAY_TRANSFORM_0;
     mDownscale = 0;
+    mForceSet = false;
 #ifdef USES_POST_PROCESSING
     mPPChanged = false;
     memset(&mParams, 0, sizeof(struct compute_params));
@@ -183,7 +184,8 @@
         }
     }
 
-    if(this->ovChanged()) {
+    if(this->ovChanged() || mForceSet) {
+        mForceSet = false;
         if(!mdp_wrapper::setOverlay(mFd.getFD(), mOVInfo)) {
             ALOGE("MdpCtrl failed to setOverlay, restoring last known "
                   "good ov info");