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-rw-r--r--tools/testing/selftests/timers/rtctest.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/tools/testing/selftests/timers/rtctest.c b/tools/testing/selftests/timers/rtctest.c
index 624bce51b27d..4230d3052e5d 100644
--- a/tools/testing/selftests/timers/rtctest.c
+++ b/tools/testing/selftests/timers/rtctest.c
@@ -144,11 +144,12 @@ test_READ:
retval = ioctl(fd, RTC_ALM_SET, &rtc_tm);
if (retval == -1) {
- if (errno == ENOTTY) {
+ if (errno == EINVAL) {
fprintf(stderr,
"\n...Alarm IRQs not supported.\n");
goto test_PIE;
}
+
perror("RTC_ALM_SET ioctl");
exit(errno);
}
@@ -166,6 +167,12 @@ test_READ:
/* Enable alarm interrupts */
retval = ioctl(fd, RTC_AIE_ON, 0);
if (retval == -1) {
+ if (errno == EINVAL) {
+ fprintf(stderr,
+ "\n...Alarm IRQs not supported.\n");
+ goto test_PIE;
+ }
+
perror("RTC_AIE_ON ioctl");
exit(errno);
}
@@ -193,7 +200,7 @@ test_PIE:
retval = ioctl(fd, RTC_IRQP_READ, &tmp);
if (retval == -1) {
/* not all RTCs support periodic IRQs */
- if (errno == ENOTTY) {
+ if (errno == EINVAL) {
fprintf(stderr, "\nNo periodic IRQ support\n");
goto done;
}
@@ -211,7 +218,7 @@ test_PIE:
retval = ioctl(fd, RTC_IRQP_SET, tmp);
if (retval == -1) {
/* not all RTCs can change their periodic IRQ rate */
- if (errno == ENOTTY) {
+ if (errno == EINVAL) {
fprintf(stderr,
"\n...Periodic IRQ rate is fixed\n");
goto done;