ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/tools/testing/selftests/cpufreq/module.sh b/marvell/linux/tools/testing/selftests/cpufreq/module.sh
new file mode 100755
index 0000000..22563cd
--- /dev/null
+++ b/marvell/linux/tools/testing/selftests/cpufreq/module.sh
@@ -0,0 +1,244 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Modules specific tests cases
+
+# protect against multiple inclusion
+if [ $FILE_MODULE ]; then
+ return 0
+else
+ FILE_MODULE=DONE
+fi
+
+source cpu.sh
+source cpufreq.sh
+source governor.sh
+
+# Check basic insmod/rmmod
+# $1: module
+test_basic_insmod_rmmod()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ printf "Inserting $1 module\n"
+ # insert module
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ exit;
+ fi
+
+ printf "Removing $1 module\n"
+ # remove module
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ exit;
+ fi
+
+ printf "\n"
+}
+
+# Insert cpufreq driver module and perform basic tests
+# $1: cpufreq-driver module to insert
+# $2: If we want to play with CPUs (1) or not (0)
+module_driver_test_single()
+{
+ printf "** Test: Running ${FUNCNAME[0]} for driver $1 and cpus_hotplug=$2 **\n\n"
+
+ if [ $2 -eq 1 ]; then
+ # offline all non-boot CPUs
+ for_each_non_boot_cpu offline_cpu
+ printf "\n"
+ fi
+
+ # insert module
+ printf "Inserting $1 module\n\n"
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ return;
+ fi
+
+ if [ $2 -eq 1 ]; then
+ # online all non-boot CPUs
+ for_each_non_boot_cpu online_cpu
+ printf "\n"
+ fi
+
+ # run basic tests
+ cpufreq_basic_tests
+
+ # remove module
+ printf "Removing $1 module\n\n"
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ return;
+ fi
+
+ # There shouldn't be any cpufreq directories now.
+ for_each_cpu cpu_should_not_have_cpufreq_directory
+ printf "\n"
+}
+
+# $1: cpufreq-driver module to insert
+module_driver_test()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ # check if module is present or not
+ ls $1 > /dev/null
+ if [ $? != 0 ]; then
+ printf "$1: not present in `pwd` folder\n"
+ return;
+ fi
+
+ # test basic module tests
+ test_basic_insmod_rmmod $1
+
+ # Do simple module test
+ module_driver_test_single $1 0
+
+ # Remove CPUs before inserting module and then bring them back
+ module_driver_test_single $1 1
+ printf "\n"
+}
+
+# find governor name based on governor module name
+# $1: governor module name
+find_gov_name()
+{
+ if [ $1 = "cpufreq_ondemand.ko" ]; then
+ printf "ondemand"
+ elif [ $1 = "cpufreq_conservative.ko" ]; then
+ printf "conservative"
+ elif [ $1 = "cpufreq_userspace.ko" ]; then
+ printf "userspace"
+ elif [ $1 = "cpufreq_performance.ko" ]; then
+ printf "performance"
+ elif [ $1 = "cpufreq_powersave.ko" ]; then
+ printf "powersave"
+ elif [ $1 = "cpufreq_schedutil.ko" ]; then
+ printf "schedutil"
+ fi
+}
+
+# $1: governor string, $2: governor module, $3: policy
+# example: module_governor_test_single "ondemand" "cpufreq_ondemand.ko" 2
+module_governor_test_single()
+{
+ printf "** Test: Running ${FUNCNAME[0]} for $3 **\n\n"
+
+ backup_governor $3
+
+ # switch to new governor
+ printf "Switch from $CUR_GOV to $1\n"
+ switch_show_governor $3 $1
+
+ # try removing module, it should fail as governor is used
+ printf "Removing $2 module\n\n"
+ rmmod $2
+ if [ $? = 0 ]; then
+ printf "WARN: rmmod $2 succeeded even if governor is used\n"
+ insmod $2
+ else
+ printf "Pass: unable to remove $2 while it is being used\n\n"
+ fi
+
+ # switch back to old governor
+ printf "Switchback to $CUR_GOV from $1\n"
+ restore_governor $3
+ printf "\n"
+}
+
+# Insert cpufreq governor module and perform basic tests
+# $1: cpufreq-governor module to insert
+module_governor_test()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ # check if module is present or not
+ ls $1 > /dev/null
+ if [ $? != 0 ]; then
+ printf "$1: not present in `pwd` folder\n"
+ return;
+ fi
+
+ # test basic module tests
+ test_basic_insmod_rmmod $1
+
+ # insert module
+ printf "Inserting $1 module\n\n"
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ return;
+ fi
+
+ # switch to new governor for each cpu
+ for_each_policy module_governor_test_single $(find_gov_name $1) $1
+
+ # remove module
+ printf "Removing $1 module\n\n"
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ return;
+ fi
+ printf "\n"
+}
+
+# test modules: driver and governor
+# $1: driver module, $2: governor module
+module_test()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ # check if modules are present or not
+ ls $1 $2 > /dev/null
+ if [ $? != 0 ]; then
+ printf "$1 or $2: is not present in `pwd` folder\n"
+ return;
+ fi
+
+ # TEST1: Insert gov after driver
+ # insert driver module
+ printf "Inserting $1 module\n\n"
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ return;
+ fi
+
+ # run governor tests
+ module_governor_test $2
+
+ # remove driver module
+ printf "Removing $1 module\n\n"
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ return;
+ fi
+
+ # TEST2: Insert driver after governor
+ # insert governor module
+ printf "Inserting $2 module\n\n"
+ insmod $2
+ if [ $? != 0 ]; then
+ printf "Insmod $2 failed\n"
+ return;
+ fi
+
+ # run governor tests
+ module_driver_test $1
+
+ # remove driver module
+ printf "Removing $2 module\n\n"
+ rmmod $2
+ if [ $? != 0 ]; then
+ printf "rmmod $2 failed\n"
+ return;
+ fi
+}