Commit 424dfcd4 authored by Wolfram Sang's avatar Wolfram Sang Committed by Alexandre Belloni
Browse files

rtc: remove 'setdate' test program 



The tool is not embedded in the testing framework. 'rtc' from rtc-tools
serves as a much better programming example. No need to carry this tool
in the kernel tree.

Signed-off-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20250320103433.11673-1-wsa+renesas@sang-engineering.com


Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 0cd73ab4

tools/testing/selftests/rtc/.gitignore

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# SPDX-License-Identifier: GPL-2.0-only

rtctest
 
setdate

tools/testing/selftests/rtc/Makefile

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@@ -4,8 +4,6 @@ LDLIBS += -lrt -lpthread -lm 


TEST_GEN_PROGS = rtctest



TEST_GEN_PROGS_EXTENDED = setdate



TEST_FILES := settings



include ../lib.mk

tools/testing/selftests/rtc/setdate.c

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// SPDX-License-Identifier: GPL-2.0-or-later

/* Real Time Clock Driver Test

 *	by: Benjamin Gaignard (benjamin.gaignard@linaro.org)

 *

 * To build

 *	gcc rtctest_setdate.c -o rtctest_setdate

 */



#include <stdio.h>

#include <linux/rtc.h>

#include <sys/ioctl.h>

#include <sys/time.h>

#include <sys/types.h>

#include <fcntl.h>

#include <unistd.h>

#include <stdlib.h>

#include <errno.h>



static const char default_time[] = "00:00:00";



int main(int argc, char **argv)

{

	int fd, retval;

	struct rtc_time new, current;

	const char *rtc, *date;

	const char *time = default_time;



	switch (argc) {

	case 4:

		time = argv[3];

		/* FALLTHROUGH */

	case 3:

		date = argv[2];

		rtc = argv[1];

		break;

	default:

		fprintf(stderr, "usage: rtctest_setdate <rtcdev> <DD-MM-YYYY> [HH:MM:SS]\n");

		return 1;

	}



	fd = open(rtc, O_RDONLY);

	if (fd == -1) {

		perror(rtc);

		exit(errno);

	}



	sscanf(date, "%d-%d-%d", &new.tm_mday, &new.tm_mon, &new.tm_year);

	new.tm_mon -= 1;

	new.tm_year -= 1900;

	sscanf(time, "%d:%d:%d", &new.tm_hour, &new.tm_min, &new.tm_sec);



	fprintf(stderr, "Test will set RTC date/time to %d-%d-%d, %02d:%02d:%02d.\n",

		new.tm_mday, new.tm_mon + 1, new.tm_year + 1900,

		new.tm_hour, new.tm_min, new.tm_sec);



	/* Write the new date in RTC */

	retval = ioctl(fd, RTC_SET_TIME, &new);

	if (retval == -1) {

		perror("RTC_SET_TIME ioctl");

		close(fd);

		exit(errno);

	}



	/* Read back */

	retval = ioctl(fd, RTC_RD_TIME, &current);

	if (retval == -1) {

		perror("RTC_RD_TIME ioctl");

		exit(errno);

	}



	fprintf(stderr, "\n\nCurrent RTC date/time is %d-%d-%d, %02d:%02d:%02d.\n",

		current.tm_mday, current.tm_mon + 1, current.tm_year + 1900,

		current.tm_hour, current.tm_min, current.tm_sec);



	close(fd);

	return 0;

}