iio: iio_generic_buffer: Add --trigger-num option (7c7e9dad) · Commits · e / devices / android_kernel_teracube_emerald

tools/iio/iio_generic_buffer.c

+29 −5

Original line number	Original line	Diff line number	Diff line
	@@ -254,7 +254,9 @@ void print_usage(void)
	" --device-name -n <name>\n"		" --device-name -n <name>\n"
	" --device-num -N <num>\n"		" --device-num -N <num>\n"
	" Set device by name or number (mandatory)\n"		" Set device by name or number (mandatory)\n"
	" -t <name> Set trigger name\n"		" --trigger-name -t <name>\n"
			" --trigger-num -T <num>\n"
			" Set trigger by name or number\n"
	" -w <n> Set delay between reads in us (event-less mode)\n");		" -w <n> Set delay between reads in us (event-less mode)\n");
	}		}

	@@ -320,6 +322,8 @@ void register_cleanup(void)
	static const struct option longopts[] = {		static const struct option longopts[] = {
	{ "device-name", 1, 0, 'n' },		{ "device-name", 1, 0, 'n' },
	{ "device-num", 1, 0, 'N' },		{ "device-num", 1, 0, 'N' },
			{ "trigger-name", 1, 0, 't' },
			{ "trigger-num", 1, 0, 'T' },
	{ },		{ },
	};		};

	@@ -348,7 +352,7 @@ int main(int argc, char **argv)

	register_cleanup();		register_cleanup();

	while ((c = getopt_long(argc, argv, "ac:egl:n:N:t:w:", longopts, NULL)) != -1) {		while ((c = getopt_long(argc, argv, "ac:egl:n:N:t:T:w:", longopts, NULL)) != -1) {
	switch (c) {		switch (c) {
	case 'a':		case 'a':
	autochannels = AUTOCHANNELS_ENABLED;		autochannels = AUTOCHANNELS_ENABLED;
	@@ -391,6 +395,12 @@ int main(int argc, char **argv)
	case 't':		case 't':
	trigger_name = strdup(optarg);		trigger_name = strdup(optarg);
	break;		break;
			case 'T':
			errno = 0;
			trig_num = strtoul(optarg, &dummy, 10);
			if (errno)
			return -errno;
			break;
	case 'w':		case 'w':
	errno = 0;		errno = 0;
	timedelay = strtoul(optarg, &dummy, 10);		timedelay = strtoul(optarg, &dummy, 10);
	@@ -444,7 +454,23 @@ int main(int argc, char **argv)
	}		}
	}		}

	if (!notrigger) {		if (notrigger) {
			printf("trigger-less mode selected\n");
			} if (trig_num > 0) {
			char *trig_dev_name;
			ret = asprintf(&trig_dev_name, "%strigger%d", iio_dir, trig_num);
			if (ret < 0) {
			return -ENOMEM;
			}
			trigger_name = malloc(IIO_MAX_NAME_LENGTH);
			ret = read_sysfs_string("name", trig_dev_name, trigger_name);
			free(trig_dev_name);
			if (ret < 0) {
			fprintf(stderr, "Failed to read trigger%d name from\n", trig_num);
			return ret;
			}
			printf("iio trigger number being used is %d\n", trig_num);
			} else {
	if (!trigger_name) {		if (!trigger_name) {
	/*		/*
	* Build the trigger name. If it is device associated		* Build the trigger name. If it is device associated
	@@ -481,8 +507,6 @@ int main(int argc, char **argv)
	}		}

	printf("iio trigger number being used is %d\n", trig_num);		printf("iio trigger number being used is %d\n", trig_num);
	} else {
	printf("trigger-less mode selected\n");
	}		}

	/*		/*