commit 518351814c0f60c3ffad26bead05624b668c05ee
author Arun Kumar K.R <akumarkr@codeaurora.org> Tue Nov 19 11:20:28 2013 -0800
committer Gerrit - the friendly Code Review server <code-review@localhost> Fri Jan 24 16:37:10 2014 -0800
tree 13e51d1353c937cc39597405599f72e64789cde7
parent f1b840c9f3d00ed846d009dcbb0e5c6733240a3b

hwc: Get the retire fence from the MDP driver

Get the retire fence separately instead of duplicating the
release fence.

Bug: 9319776
Change-Id: Iacb773c2d94f635e27a7b355d399cb2e36dac2a5

libhwcomposer/hwc_utils.cpp

diff --git a/libhwcomposer/hwc_utils.cpp b/libhwcomposer/hwc_utils.cpp
index fa021cc..ed81316 100644
--- a/libhwcomposer/hwc_utils.cpp
+++ b/libhwcomposer/hwc_utils.cpp
@@ -1160,6 +1160,7 @@
     int acquireFd[MAX_NUM_APP_LAYERS];
     int count = 0;
     int releaseFd = -1;
+    int retireFd = -1;
     int fbFd = -1;
     bool swapzero = false;
     int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion();
@@ -1168,6 +1169,8 @@
     memset(&data, 0, sizeof(data));
     data.acq_fen_fd = acquireFd;
     data.rel_fen_fd = &releaseFd;
+    data.retire_fen_fd = &retireFd;
+    data.flags = MDP_BUF_SYNC_FLAG_RETIRE_FENCE;
 
     char property[PROPERTY_VALUE_MAX];
     if(property_get("debug.egl.swapinterval", property, "1") > 0) {
@@ -1277,20 +1280,14 @@
 
     //Signals when MDP finishes reading rotator buffers.
     ctx->mLayerRotMap[dpy]->setReleaseFd(releaseFd);
+    close(releaseFd);
+    releaseFd = -1;
 
-    // if external is animating, close the relaseFd
-    if(isExtAnimating) {
-        close(releaseFd);
-        releaseFd = -1;
-    }
-
-    if(UNLIKELY(swapzero)){
+    if(UNLIKELY(swapzero)) {
         list->retireFenceFd = -1;
-        close(releaseFd);
     } else {
-        list->retireFenceFd = releaseFd;
+        list->retireFenceFd = retireFd;
     }
-
     return ret;
 }