selftests/amd-pstate/run.sh

2 # SPDX-License-Identifier: GPL-2.0
18 # amd-pstate-ut only run on x86/x86_64 AMD systems.
19 ARCH=$(uname -m 2>/dev/null | sed -e 's/i.86/x86/' -e 's/x86_64/x86/')
20 VENDOR=$(cat /proc/cpuinfo | grep -m 1 'vendor_id' | awk '{print $NF}')
38 CURRENT_TEST=amd-pstate
41 # Kselftest framework requirement - SKIP code is 4.
43 all_scaling_names=("acpi-cpufreq" "amd-pstate")
45 # Get current cpufreq scaling driver name
60 	for cpu in `ls $CPUROOT | grep "cpu[0-9].*"`; do
61 		if [ -d $CPUROOT/$cpu/cpufreq ]; then
77 	policies=$(ls $CPUFREQROOT| grep "policy[0-9].*")
93 		governor=$(sed -n ''$i'p' $OUTFILE.backup_governor.log | awk '{print $2}')
105 	policies=$(ls $CPUFREQROOT| grep "policy[0-9].*")
110 		if [ ! -f $filepath ]; then
120 # All amd-pstate tests
124 	printf "***** Running AMD P-state Sanity Tests  *****\n"
132 		printf "AMD P-state manages: $count CPUs\n"
135 	# unit test for amd-pstate kernel driver
148 	[-h <help>]
149 	[-o <output-file-for-dump>]
150 	[-c <all: All testing,
154 	[-t <tbench time limit>]
155 	[-p <tbench process number>]
156 	[-l <loop times for tbench>]
157 	[-i <amd tracer interval>]
158 	[-b <perf binary>]
159 	[-m <comparative test: acpi-cpufreq>]
169 			h) # --help
173 			c) # --func_type (Function to perform: basic, tbench, gitsource (default: all))
177 			o) # --output-file (Output file to store dumps)
181 			t) # --tbench-time-limit
185 			p) # --tbench-process-number
189 			l) # --tbench/gitsource-loop-times
193 			i) # --amd-tracer-interval
197 			b) # --perf-binary
201 			m) # --comparative-test
214 	if ! $PERF -v; then
222 	if ! command -v tbench > /dev/null; then
223 		if apt policy dbench > /dev/null 2>&1; then
224 			echo $msg apt install dbench >&2
232 	if ! command -v tbench > /dev/null; then
240 	if ! echo "$ARCH" | grep -q x86; then
245 	if ! echo "$VENDOR" | grep -iq amd; then
277 	if [ ! -w /dev ]; then
298 	SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'`
300 	if [ ! -d "$SYSFS" ]; then
348 			echo "Invalid [-f] function type"
359 			rm -rf $OUTFILE.log
360 			rm -rf $OUTFILE.backup_governor.log
361 			rm -rf *.png
365 			rm -rf $OUTFILE.log
366 			rm -rf $OUTFILE.backup_governor.log
367 			rm -rf tbench_*.png
371 			rm -rf $OUTFILE.log
372 			rm -rf $OUTFILE.backup_governor.log
373 			rm -rf gitsource_*.png
383 	rm -rf $OUTFILE.log
384 	rm -rf $OUTFILE.backup_governor.log
395 do_test | tee -a $OUTFILE.log