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+#!/bin/bash
+#
+# PM-QA validation test suite for the power management on ARM
+#
+# Copyright (C) 2011, Linaro Limited.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+# Contributors:
+# Daniel Lezcano <daniel.lezcano@linaro.org> (IBM Corporation)
+# - initial API and implementation
+#
+
+# URL : https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#test_07
+
+source ../include/functions.sh
+
+CPUBURN=../utils/cpuburn
+
+check_ondemand() {
+
+ local cpu=$1
+ local maxfreq=$(get_max_frequency $cpu)
+ local minfreq=$(get_min_frequency $cpu)
+ local curfreq=$(get_frequency $cpu)
+ local pid=
+
+ set_governor $cpu ondemand
+
+ # wait for a quescient point
+ for i in $(seq 1 10); do
+
+ if [ "$minfreq" == "$(get_frequency $cpu)" ]; then
+
+ $CPUBURN $cpu &
+ pid=$!
+
+ sleep 1
+ wait_latency $cpu
+ curfreq=$(get_frequency $cpu)
+ kill $pid
+
+ check "'ondemand' increase frequency on load" "test \"$curfreq\" == \"$maxfreq\""
+ if [ "$?" != "0" ]; then
+ return 1
+ fi
+
+ sleep 1
+ curfreq=$(get_frequency $cpu)
+
+ check "'ondemand' decrease frequency on idle" "test \"$curfreq\" == \"$minfreq\""
+ if [ "$?" != "0" ]; then
+ return 1
+ fi
+
+ return 0
+ fi
+
+ sleep 1
+
+ done
+
+ log_skip "can not reach a quescient point for 'ondemand'"
+
+ return 1
+}
+
+if [ $(id -u) != 0 ]; then
+ log_skip "run as non-root"
+ exit 0
+fi
+
+save_governors
+
+trap "restore_governors; sigtrap" SIGHUP SIGINT SIGTERM
+
+for_each_cpu check_ondemand
+
+restore_governors
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> --- cpufreq/test_07.sh | 91 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 91 insertions(+), 0 deletions(-) create mode 100644 cpufreq/test_07.sh