/*

 *  Advanced Linux Sound Architecture Control Program - UCM Initialization

 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>

 *

 *

 *   This program is free software; you can redistribute it and/or modify

 *   it under the terms of the GNU General Public License as published by

 *   the Free Software Foundation; either version 2 of the License, or

 *   (at your option) any later version.

 *

 *   This program is distributed in the hope that it will be useful,

 *   but WITHOUT ANY WARRANTY; without even the implied warranty of

 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *   GNU General Public License for more details.

 *

 *   You should have received a copy of the GNU General Public License

 *   along with this program; if not, write to the Free Software

 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

 *

 */

#include "aconfig.h"

#include <stddef.h>

#include "alsactl.h"

#ifdef HAVE_ALSA_USE_CASE_H

#include <alsa/use-case.h>

/*

 * Keep it as simple as possible. Execute commands from the SectionOnce only.

 */

int init_ucm(int flags, int cardno)

{

	snd_use_case_mgr_t *uc_mgr;

	char id[32];

	int err;

	snprintf(id, sizeof(id), "hw:%d", cardno);

	err = snd_use_case_mgr_open(&uc_mgr, id);

	if (err < 0)

		return err;

	err = snd_use_case_set(uc_mgr, "_boot", NULL);

	if (err < 0)

		goto _error;

	if ((flags & FLAG_UCM_DEFAULTS) != 0) {

		err = snd_use_case_set(uc_mgr, "_defaults", NULL);

		if (err < 0)

			goto _error;

	}

_error:

	snd_use_case_mgr_close(uc_mgr);

	return err;

}

#else

int init_ucm(int flags, int cardno)

{

	return 0;

}

#endif