feat(x11): disable X screensaver/DPMS blanking and enforce explicit-only locking

overlay/rootfs/usr/bin/sxmo_state.sh

@@ -15,43 +15,8 @@ fi
 SXMO_SUSPENDABLE_STATES="${SXMO_SUSPENDABLE_STATES:-screenoff 3}"
 
 transition_can_suspend() {
-	# shellcheck disable=SC2086
-	set -- $SXMO_SUSPENDABLE_STATES
-
-	tmpstate=
-	timeout=
-	while [ $# -gt 0 ]; do
-		if [ "$1" = "$state" ]; then
-			tmpstate="$1"
-			timeout="$2"
-			break
-		fi
-		shift 2
-	done
-
-	stop_idle_suspender() {
-		sxmo_jobs.sh stop idle_suspender
-		sxmo_wakelock.sh lock sxmo_not_suspendable infinite
-	}
-
-	if [ -z "$tmpstate" ]; then
-		sxmo_log "this state is not suspendable"
-		stop_idle_suspender
-		return
-	fi
-
-	case "$timeout" in
-		''|*[!0-9]*)
-			sxmo_log "there is no valid suspendable timeout for this state"
-			stop_idle_suspender
-			return
-			;;
-	esac
-
-	sxmo_log "idle suspender started with timeout $timeout"
-	sxmo_jobs.sh start idle_suspender sxmo_idle.sh -w \
-		timeout "$timeout" 'sxmo_wakelock.sh unlock sxmo_not_suspendable' \
-		resume 'sxmo_wakelock.sh lock sxmo_not_suspendable infinite'
+	sxmo_jobs.sh stop idle_suspender 2>/dev/null || true
+	sxmo_wakelock.sh lock sxmo_not_suspendable infinite 2>/dev/null || true
 }
 
 transition() {
@@ -104,22 +69,9 @@ click() {
 }
 
 idle() {
-	count="${1:-1}"
-	# shellcheck disable=SC2086
-	set -- $SXMO_STATES
-	while [ $# -gt 1 ]; do
-		if [ "$1" = "$state" ]; then
-			if [ "$count" -ge "$#" ]; then
-				count=$(($# - 1))
-			fi
-			shift "$count"
-			transition "$1"
-			return
-		fi
-		shift
-	done
-
-	sxmo_log "idle: not transitioning from $state"
+	sxmo_jobs.sh stop idle_locker 2>/dev/null || true
+	sxmo_jobs.sh stop idle_suspender 2>/dev/null || true
+	sxmo_log "idle: automatic idle locking is disabled"
 }
 
 store() {