on non-embedix kernel zaurii devices don't wait after suspend 'cause

apm there is synchronous.
for that I had to move a variable from private to protected in
abstractmobiledevice.

1 files changed, 27 insertions, 0 deletions

diff --git a/libopie2/opiecore/device/odevice_zaurus.cpp b/libopie2/opiecore/device/odevice_zaurus.cpp
index 72378ff..8aefc13 100644
--- a/libopie2/opiecore/device/odevice_zaurus.cpp
+++ b/libopie2/opiecore/device/odevice_zaurus.cpp
@@ -628,3 +628,30 @@ bool Zaurus::filter ( int /*unicode*/, int keycode, int modifiers, bool isPress,
     return false;
 }
 
+bool Zaurus::suspend() {
+    if ( !isQWS( ) ) // only qwsserver is allowed to suspend
+        return false;
+
+    bool res = false;
+    OAbstractMobileDevice::sendSuspendmsg();
+
+    struct timeval tvs, tvn;
+    ::gettimeofday ( &tvs, 0 );
+
+    ::sync(); // flush fs caches
+    res = ( ::system ( "apm --suspend" ) == 0 );
+
+    // This is needed because some apm implementations are asynchronous and we
+    // can not be sure when exactly the device is really suspended
+    // This can be deleted as soon as a stable familiar with a synchronous apm implementation exists.
+    // on non embedix eg. 2.6 kernel line apm is synchronous so we don't need it here.
+
+    if ( res && m_embedix) {
+        do { // wait at most 1.5 sec: either suspend didn't work or the device resumed
+            ::usleep ( 200 * 1000 );
+            ::gettimeofday ( &tvn, 0 );
+        } while ((( tvn. tv_sec - tvs. tv_sec ) * 1000 + ( tvn. tv_usec - tvs. tv_usec ) / 1000 ) < m_timeOut );
+    }
+
+    return res;
+}