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/*
* ALSA Scenario header file
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Copyright (C) 2008-2009 SlimLogic Ltd
* Authors: Liam Girdwood <lrg@slimlogic.co.uk>
* Stefan Schmidt <stefan@slimlogic.co.uk>
*/
/**
* Scenario IDs
*
* Standard Scenario IDs - Add new scenarios at the end.
*/
#define SND_SCN_PLAYBACK_SPEAKER "playback speaker"
#define SND_SCN_PLAYBACK_HEADPHONES "playback headphone"
#define SND_SCN_PLAYBACK_HEADSET "playback headset"
#define SND_SCN_PLAYBACK_BLUETOOTH "playback bluetooth"
#define SND_SCN_PLAYBACK_HANDSET "playback handset"
#define SND_SCN_PLAYBACK_GSM "playback gsm"
#define SND_SCN_PLAYBACK_LINE "playback line"
#define SND_SCN_CAPTURE_MIC "capture mic"
#define SND_SCN_CAPTURE_LINE "capture line"
#define SND_SCN_CAPTURE_HEADSET "capture headset"
#define SND_SCN_CAPTURE_HANDSET "capture handset"
#define SND_SCN_CAPTURE_BLUETOOTH "capture bluetooth"
#define SND_SCN_CAPTURE_GSM "capture gsm"
#define SND_SCN_PHONECALL_GSM_HANDSET "phonecall gsm handset"
#define SND_SCN_PHONECALL_BT_HANDSET "phonecall bt handset"
#define SND_SCN_PHONECALL_IP_HANDSET "phonecall ip handset"
#define SND_SCN_PHONECALL_GSM_HEADSET "phonecall gsm headset"
#define SND_SCN_PHONECALL_BT_HEADSET "phonecall bt headset"
#define SND_SCN_PHONECALL_IP_HEADSET "phonecall ip headset"
/**
* QOS
*
* Defines Audio Quality of Service. Systems supporting different types of QoS
* often have lower power consumption on lower quality levels.
*/
#define SND_POWER_QOS_HIFI 0
#define SND_POWER_QOS_VOICE 1
#define SND_POWER_QOS_SYSTEM 2
struct snd_scenario;
/* TODO: add notification */
/**
* snd_scenario_list - list supported scenarios
* @scn: scenario
* @list: list of supported scenario names.
*
* List supported scenarios for this sound card.
* Returns number of scenarios.
*/
int snd_scenario_list(struct snd_scenario *scn, const char **list[]);
/**
* snd_scenario_set_scn - set scenario
* @scn: scenario
* @scenario: scenario name
*
* Set new scenario for sound card.
*/
int snd_scenario_set_scn(struct snd_scenario *scn, const char *scenario);
/**
* snd_scenario_get_scn - get scenario
* @scn: scenario
*
* Get current sound card scenario.
*/
const char *snd_scenario_get_scn(struct snd_scenario *scn);
/**
* snd_scenario_get_master_playback_volume - get playback volume
* @scn: scenario
*
* Get the master playback volume control name for the current scenario.
*/
int snd_scenario_get_master_playback_volume(struct snd_scenario *scn);
/**
* snd_scenario_get_master_playback_switch - get playback switch
* @scn: scenario
*
* Get the master playback switch control name for the current scenario.
*/
int snd_scenario_get_master_playback_switch(struct snd_scenario *scn);
/**
* snd_scenario_get_master_capture_volume - get capture volume
* @scn: scenario
*
* Get the master capture volume control name for the current scenario.
*/
int snd_scenario_get_master_capture_volume(struct snd_scenario *scn);
/**
* snd_scenario_get_master_capture_switch - get capture switch
* @scn: scenario
*
* Get the master capture switch control name for the current scenario.
*/
int snd_scenario_get_master_capture_switch(struct snd_scenario *scn);
/**
* snd_scenario_set_qos - set qos
* @qos: qos
*
* Set Quality of Service for this scenario.
*/
int snd_scenario_set_qos(struct snd_scenario *scn, int qos);
/**
* snd_scenario_get_qos - get qos
* @scn: scenario
*
* Get Quality of Service for this scenario.
*/
int snd_scenario_get_qos(struct snd_scenario *scn);
/**
* snd_scenario_open - open scenario core
* @card_name: sound card name.
*
* Open scenario manager core for sound card.
*/
struct snd_scenario *snd_scenario_open(const char *card_name);
/**
* snd_scenario_reload - reload and reparse scenario configuration
* @scn: scenario
*
* Reloads and reparses sound card scenario configuration.
*/
int snd_scenario_reload(struct snd_scenario *scn);
/**
* snd_scenario_close - close scenario core
* @scn: scenario
*
* Free scenario manager core for sound card.
*/
void snd_scenario_close(struct snd_scenario *scn);
/**
* snd_scenario_dump - dump
* @card_name: sound card name.
*
* Dump current sound card settings to stdout in scn format.
*/
int snd_scenario_dump(const char *card_name);
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