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|
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
ALL_TESTS="
settime
adjtime
adjfreq
"
DEV=$1
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
##############################################################################
# Sanity checks
if [[ "$(id -u)" -ne 0 ]]; then
echo "SKIP: need root privileges"
exit $ksft_skip
fi
if [[ "$DEV" == "" ]]; then
echo "SKIP: PTP device not provided"
exit $ksft_skip
fi
require_command()
{
local cmd=$1; shift
if [[ ! -x "$(command -v "$cmd")" ]]; then
echo "SKIP: $cmd not installed"
exit $ksft_skip
fi
}
phc_sanity()
{
phc_ctl $DEV get &> /dev/null
if [ $? != 0 ]; then
echo "SKIP: unknown clock $DEV: No such device"
exit $ksft_skip
fi
}
require_command phc_ctl
phc_sanity
##############################################################################
# Helpers
# Exit status to return at the end. Set in case one of the tests fails.
EXIT_STATUS=0
PASS_COUNT=0
# Per-test return value. Clear at the beginning of each test.
RET=0
check_err()
{
local err=$1
if [[ $RET -eq 0 && $err -ne 0 ]]; then
RET=$err
fi
}
log_test()
{
local test_name=$1
if [[ $RET -eq $ksft_skip ]]; then
printf "TEST: %-60s [SKIP]\n" "$test_name"
return 0
fi
if [[ $RET -ne 0 ]]; then
EXIT_STATUS=1
printf "TEST: %-60s [FAIL]\n" "$test_name"
return 1
fi
((PASS_COUNT++))
printf "TEST: %-60s [ OK ]\n" "$test_name"
return 0
}
tests_run()
{
local current_test
for current_test in ${TESTS:-$ALL_TESTS}; do
$current_test
done
}
##############################################################################
# Tests
settime_do()
{
local res out
out=$(LC_ALL=C phc_ctl $DEV set 0 wait 120.5 get 2>&1)
if [[ $? -ne 0 ]]; then
if echo "$out" | grep -qi "Operation not supported"; then
return $ksft_skip
fi
return 1
fi
res=$(echo "$out" | awk '/clock time is/{print $5}' | awk -F. '{print $1}')
(( res == 120 ))
}
adjtime_do()
{
local res out
out=$(LC_ALL=C phc_ctl $DEV set 0 adj 10 get 2>&1)
if [[ $? -ne 0 ]]; then
if echo "$out" | grep -qi "Operation not supported"; then
return $ksft_skip
fi
return 1
fi
res=$(echo "$out" | awk '/clock time is/{print $5}' | awk -F. '{print $1}')
(( res == 10 ))
}
adjfreq_do()
{
local res out
# Set the clock to be 1% faster
out=$(LC_ALL=C phc_ctl $DEV freq 10000000 set 0 wait 100.5 get 2>&1)
if [[ $? -ne 0 ]]; then
if echo "$out" | grep -qi "Operation not supported"; then
return $ksft_skip
fi
return 1
fi
res=$(echo "$out" | awk '/clock time is/{print $5}' | awk -F. '{print $1}')
(( res == 101 ))
}
##############################################################################
cleanup()
{
phc_ctl $DEV freq 0.0 &> /dev/null
phc_ctl $DEV set &> /dev/null
}
settime()
{
RET=0
settime_do
check_err $?
log_test "settime"
cleanup
}
adjtime()
{
RET=0
adjtime_do
check_err $?
log_test "adjtime"
cleanup
}
adjfreq()
{
RET=0
adjfreq_do
check_err $?
log_test "adjfreq"
cleanup
}
trap cleanup EXIT
tests_run
if [[ $EXIT_STATUS -eq 0 && $PASS_COUNT -eq 0 ]]; then
exit $ksft_skip
fi
exit $EXIT_STATUS
|
