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-rw-r--r--Ensoniq/EnsoniqHAL.c189
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diff --git a/Ensoniq/EnsoniqHAL.c b/Ensoniq/EnsoniqHAL.c
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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.
- *
- *
- * To find out which control your sound card uses
- * aplay -l # Check sndcard name name in between []
- * amixer -D hw:xx controls # get supported controls
- * amixer -D "hw:3" cget numid=xx # get control settings
- *
- */
-#define _GNU_SOURCE
-#include "hal-interface.h"
-
-// Define few private tag for not standard functions
-#define PCM_Volume_Multimedia 1000
-#define PCM_Volume_Navigation 1001
-#define PCM_Volume_Emergency 1002
-
-// Default Values for MasterVolume Ramping
-STATIC halVolRampT volRampMaster= {
- .mode = RAMP_VOL_NORMAL,
- .slave = Master_Playback_Volume,
- .delay = 100*1000, // ramping delay in us
- .stepDown=1,
- .stepUp =1,
-};
-
-//Solvol Ramping Value can be customize by Audio Role and Hardwar card
-STATIC halVolRampT volRampGuidance= {
- .slave = Guidance_Playback_Volume,
- .delay = 50*1000, // ramping delay in us
- .stepDown= 2,
- .stepUp = 4,
-};
-
-STATIC halVolRampT volRampCommunication= {
- .slave = Communication_Playback_Volume,
- .delay = 50*1000, // ramping delay in us
- .stepDown= 6,
- .stepUp = 4,
-};
-
-STATIC halVolRampT volRampEntertainment= {
- .slave = Entertainment_Playback_Volume,
- .delay = 100*1000, // ramping delay in us
- .stepDown= 4,
- .stepUp = 2,
-};
-
-STATIC halVolRampT volRampNotification= {
- .slave = Notification_Playback_Volume,
- .delay = 50*1000, // ramping delay in us
- .stepDown= 6,
- .stepUp = 4,
-};
-
-STATIC halVolRampT volRampWarning= {
- .slave = Warning_Playback_Volume,
- .delay = 10*1000, // ramping delay in us
- .stepDown= 6,
- .stepUp = 10,
-};
-
-STATIC halVolRampT volRampSystem= {
- .slave = System_Playback_Volume,
- .delay = 20*100, // ramping delay in us
- .stepDown= 6,
- .stepUp = 10,
-};
-
-
-STATIC halVolRampT volRampStartup= {
- .slave = Startup_Playback_Volume,
- .delay = 20*100, // ramping delay in us
- .stepDown= 6,
- .stepUp = 10,
-};
-
-STATIC halVolRampT volRampShutdown= {
- .slave = Shutdown_Playback_Volume,
- .delay = 20*100, // ramping delay in us
- .stepDown= 6,
- .stepUp = 10,
-};
-
-
-
-// Map HAL hight sndctl with Alsa numid and optionally with a custom callback for non Alsa supported functionalities.
-STATIC alsaHalMapT alsaHalMap[]= {
- { .tag=Master_Playback_Volume, .ctl={.name="Master Playback Volume", .value=100 } },
- { .tag=PCM_Playback_Volume , .ctl={.name="PCM Playback Volume", .value=100 } },
- { .tag=PCM_Playback_Switch , .ctl={.name="Master Playback Switch" } },
- { .tag=Capture_Volume , .ctl={.name="Capture Volume" } },
-
- // Sound card does not have hardware volume ramping
- { .tag=Master_Playback_Ramp , .cb={.callback=volumeRamp, .handle=&volRampMaster}, .info="Master Playback Volume Ramp",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .count=1, .minval=0, .maxval=100, .step=1, .name="Master_Ramp"}
- },
-
- // Implement Rampup Volume for Virtual Channels (0-100)
- { .tag=Guidance_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampGuidance}, .info="RampUp Guidance Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Guidance_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
- { .tag=Entertainment_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampEntertainment}, .info="Rampup Entertainment Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Entertainment_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
- { .tag=Notification_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampNotification}, .info="Ramp-up Notification Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .name="Notification_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
- { .tag=Communication_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampCommunication}, .info="RampUp Communication Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Communication_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
- { .tag=Warning_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampWarning}, .info="Ramp-up Warning Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .name="Warning_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
-
- { .tag=System_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampSystem}, .info="Ramp-up System Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .name="System_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
- { .tag=Startup_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampStartup}, .info="Ramp-up Startup Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .name="Statup_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
- { .tag=Shutdown_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampShutdown}, .info="Ramp-up Shutdown Volume",
- .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .name="Shutdown_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
- },
-
- // Bind with existing ones created by ALSA configuration (and linked to softvol) [0-255]
- { .tag=Guidance_Playback_Volume ,
- .ctl={.name="Guidance_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
- },
- { .tag=Entertainment_Playback_Volume ,
- .ctl={.name="Entertainment_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
- },
- { .tag=Notification_Playback_Volume ,
- .ctl={.name="Notification_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
- },
- { .tag=Communication_Playback_Volume ,
- .ctl={.name="Communications_Volume", .numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
- },
- { .tag=Warning_Playback_Volume ,
- .ctl={.name="Warning_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204}
- },
- { .tag=System_Playback_Volume ,
- .ctl={.name="System_Volume", .numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
- },
- { .tag=Startup_Playback_Volume ,
- .ctl={.name="Startup_Volume", .numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204}
- },
- { .tag=Shutdown_Playback_Volume ,
- .ctl={.name="Shutdown_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
- },
-
- { .tag=EndHalCrlTag} /* marker for end of the array */
-} ;
-
-// HAL sound card mapping info
-STATIC alsaHalSndCardT alsaHalSndCard = {
- .name = "Ensoniq AudioPCI", // WARNING: name MUST match with 'aplay -l'
- .info = "Hardware Abstraction Layer for IntelHDA sound card",
- .ctls = alsaHalMap,
-};
-
-STATIC int sndServiceInit() {
- int err;
- AFB_DEBUG("Ensoniq HAL Binding Init");
- err = halServiceInit(afbBindingV2.api, &alsaHalSndCard);
- return err;
-}
-
-// API prefix should be unique for each snd card
-PUBLIC const struct afb_binding_v2 afbBindingV2 = {
- .api = "ensoniq",
- .init = sndServiceInit,
- .verbs = halServiceApi,
- .onevent = halServiceEvent,
-};