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Description: Add support for in-kernel suspend to both
Author: Bojan Smojver <bojan@rexursive.com>
Author: Jaroslav Škarvada <jskarvad@redhat.com>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=52572
Bug-Ubuntu: https://launchpad.net/bugs/1172692
--- pm/pm-functions.in
+++ pm/pm-functions.in
@@ -336,8 +336,28 @@
{
[ -n "${HIBERNATE_MODE}" ] && \
grep -qw "${HIBERNATE_MODE}" /sys/power/disk && \
+ HIBERNATE_MODE_SAVE=$(cat /sys/power/disk) && \
+ HIBERNATE_MODE_SAVE="${HIBERNATE_MODE_SAVE##*[}" && \
+ HIBERNATE_MODE_SAVE="${HIBERNATE_MODE_SAVE%%]*}" && \
echo -n "${HIBERNATE_MODE}" > /sys/power/disk
echo -n "disk" > /sys/power/state
+ RET=$?
+ echo -n "$HIBERNATE_MODE_SAVE" > /sys/power/disk
+ return "$RET"
+ }
+fi
+
+# for kernels that support suspend to both (i.e. hybrid suspend)
+# since kernel 3.6
+if [ -z "$SUSPEND_HYBRID_MODULE" ] && \
+ [ -f /sys/power/disk ] && \
+ grep -q disk /sys/power/state && \
+ grep -q suspend /sys/power/disk; then
+ SUSPEND_HYBRID_MODULE="kernel"
+ do_suspend_hybrid()
+ {
+ HIBERNATE_MODE="suspend"
+ do_hibernate
}
fi
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