hwc: add more debug print

- when UNBLANK completes
- when POWERDOWN completes

Change-Id: Ife7b4b40309de0f58052184ca3e4584b50c69bb1
Signed-off-by: Iliyan Malchev <malchev@google.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/libhwcomposer/hwc.cpp b/libhwcomposer/hwc.cpp
index 86771bd2..3de74b07 100644
--- a/libhwcomposer/hwc.cpp
+++ b/libhwcomposer/hwc.cpp
@@ -150,10 +150,12 @@ static int hwc_blank(struct hwc_composer_device_1* dev, int dpy, int blank)
         ctx->qbuf->unlockAllPrevious();
         ALOGD("HWC Calling POWERDOWN ...");
         ioctl(m->framebuffer->fd, FBIOBLANK, FB_BLANK_POWERDOWN);
+        ALOGD("HWC Done POWERDOWN ...");
         ctx->isPoweredDown = true;
     } else {
         ALOGD("HWC Calling UNBLANK ...");
         ioctl(m->framebuffer->fd, FBIOBLANK, FB_BLANK_UNBLANK);
+        ALOGD("HWC Done UNBLANK ...");
         ctx->isPoweredDown = false;
     }
     return 0;