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Subject[PATCH 1/1] selftests: watchdog: Add gettimeleft command line arg
Date
Add command line argument to call and display the results
of ioctl WDIOC_GETTIMELEFT.

Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
---
tools/testing/selftests/watchdog/watchdog-test.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c
index c6bd9a6..dac907a 100644
--- a/tools/testing/selftests/watchdog/watchdog-test.c
+++ b/tools/testing/selftests/watchdog/watchdog-test.c
@@ -19,7 +19,7 @@

int fd;
const char v = 'V';
-static const char sopts[] = "bdehp:t:Tn:N";
+static const char sopts[] = "bdehp:t:Tn:NL";
static const struct option lopts[] = {
{"bootstatus", no_argument, NULL, 'b'},
{"disable", no_argument, NULL, 'd'},
@@ -30,6 +30,7 @@
{"gettimeout", no_argument, NULL, 'T'},
{"pretimeout", required_argument, NULL, 'n'},
{"getpretimeout", no_argument, NULL, 'N'},
+ {"gettimeleft", no_argument, NULL, 'L'},
{NULL, no_argument, NULL, 0x0}
};

@@ -77,6 +78,7 @@ static void usage(char *progname)
printf(" -T, --gettimeout Get the timeout\n");
printf(" -n, --pretimeout=T Set the pretimeout to T seconds\n");
printf(" -N, --getpretimeout Get the pretimeout\n");
+ printf(" -L, --gettimeleft Get the time left until timer experies\n");
printf("\n");
printf("Parameters are parsed left-to-right in real-time.\n");
printf("Example: %s -d -t 10 -p 5 -e\n", progname);
@@ -180,6 +182,15 @@ int main(int argc, char *argv[])
else
printf("WDIOC_GETPRETIMEOUT error '%s'\n", strerror(errno));
break;
+ case 'L':
+ oneshot = 1;
+ ret = ioctl(fd, WDIOC_GETTIMELEFT, &flags);
+ if (!ret)
+ printf("WDIOC_GETTIMELEFT returns %u seconds.\n", flags);
+ else
+ printf("WDIOC_GETTIMELEFT error '%s'\n", strerror(errno));
+ break;
+
default:
usage(argv[0]);
goto end;
--
1.8.3.1
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