Commit 519efa98 authored Jun 21, 2016 by Andrey Smirnov Committed by Alexandre Belloni Jun 26, 2016

rtc: rtctest: Change no IRQ detection for RTC_IRQP_READ

A call to ioctl(..., RTC_IRQP_READ, ...) should never result in
ENOTTY. All new style RTC drivers implement it and all of the old style
drivers return EINVAL when they don't support periodic IRQs.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

parent cd26fca2

tools/testing/selftests/timers/rtctest.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -200,7 +200,7 @@ int main(int argc, char **argv)
		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;
		}