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/*
* Copyright (C) 2016 "IoT.bzh"
* Author Fulup Ar Foll <fulup@iot.bzh>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* reference:
* amixer contents; amixer controls;
* http://www.tldp.org/HOWTO/Alsa-sound-6.html
*/
#ifndef HAL_STATIC_H
#define HAL_STATIC_H
// Soft control have dynamically allocated numid
#define CTL_AUTO -1
#ifndef PUBLIC
#define PUBLIC
#endif
#define STATIC static
typedef enum {
QUERY_QUIET =0,
QUERY_COMPACT =1,
QUERY_VERBOSE =2,
QUERY_FULL =3,
} halQueryMode;
// Most controls are MIXER but some vendor specific are possible
typedef enum {
OUTVOL,
PCMVOL,
INVOL,
SWITCH,
ROUTE,
CARD,
ENUM,
} halGroupEnumT;
typedef enum {
READ,
WRITE,
RW,
} halAclEnumT;
typedef enum {
StartHalCrlTag=0,
// volume RAMP
Vol_Ramp_Set_Mode,
Vol_Ramp_Set_Delay,
Vol_Ramp_Set_Down,
Vol_Ramp_Set_Up,
Vol_Ramp_Set_Slave,
// Hardware Audio Control List,
Master_Playback_Volume,
Master_Playback_Ramp,
PCM_Playback_Volume,
PCM_Playback_Switch,
Capture_Volume,
Master_OnOff_Switch,
// HighLevel Audio Role Control List,
Guidance_Playback_Volume,
Guidance_Playback_Ramp,
Guidance_Playback_Switch, //Mute to be implemented
Communication_Playback_Volume,
Communication_Playback_Ramp,
Communication_Playback_Switch,
Entertainment_Playback_Volume,
Entertainment_Playback_Ramp,
Entertainment_Playback_Switch,
Notification_Playback_Volume,
Notification_Playback_Ramp,
Notification_Playback_Switch,
Warning_Playback_Volume,
Warning_Playback_Ramp,
Warning_Playback_Switch,
System_Playback_Volume,
System_Playback_Ramp,
System_Playback_Switch,
Startup_Playback_Volume,
Startup_Playback_Ramp,
Startup_Playback_Switch,
Shutdown_Playback_Volume,
Shutdown_Playback_Ramp,
Shutdown_Playback_Switch,
EndHalCrlTag // used to compute number of ctls
} halCtlsTagT;
typedef enum {
RAMP_VOL_NONE = 0,
RAMP_VOL_NORMAL = 1,
RAMP_VOL_SMOOTH = 2,
RAMP_VOL_EMERGENCY = 3,
EndHalVolMod
} halRampEnumT;
extern const char *halVolRampModes[];
extern const char *halCtlsLabels[];
#endif /* HAL_STATIC_H */
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