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diff --git a/intel-minnow/Intel-HAL-minnow.c b/intel-minnow/Intel-HAL-minnow.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 volRampEmergency= {
+ .slave = Emergency_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 10,
+};
+
+STATIC halVolRampT volRampWarning= {
+ .slave = Warning_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 6,
+ .stepUp = 10,
+};
+
+STATIC halVolRampT volRampCustomHigh= {
+ .slave = CustomHigh_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampPhone= {
+ .slave = Phone_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 2,
+};
+
+STATIC halVolRampT volRampNavigation= {
+ .slave = Navigation_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampCustomMedium= {
+ .slave = CustomMedium_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampVideo= {
+ .slave = Video_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampStreaming= {
+ .slave = Streaming_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampMultimedia= {
+ .slave = Multimedia_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampRadio= {
+ .slave = Radio_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampCustomLow= {
+ .slave = CustomLow_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+STATIC halVolRampT volRampFallback= {
+ .slave = Fallback_Playback_Volume,
+ .delay = 50*1000, // ramping delay in us
+ .stepDown= 2,
+ .stepUp = 4,
+};
+
+
+// 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="Video_Volume", .value=100 } },
+ { .tag=PCM_Playback_Volume , .ctl={.name="PCM Playback Volume", .value=100 } },
+ { .tag=PCM_Playback_Switch, .ctl={.name="IEC958 Playback Switch" } },
+
+ // 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 (0-1amixer -D hw:0 controls00)
+ { .tag=Emergency_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampEmergency}, .info="RampUp Emergency Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Emergency_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Warning_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampWarning}, .info="RampUp Warning Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Warning_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=CustomHigh_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampCustomHigh}, .info="RampUp CustomHigh Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="CustomHigh_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Phone_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampPhone}, .info="RampUp Phone Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Phone_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Navigation_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampNavigation}, .info="RampUp Navigation Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Navigation_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=CustomMedium_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampCustomMedium}, .info="RampUp CustomMedium Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="CustomMedium_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Video_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampVideo}, .info="RampUp Video Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Video_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Streaming_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampStreaming}, .info="RampUp Streaming Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Streaming_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Multimedia_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampMultimedia}, .info="RampUp Multimedia Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Multimedia_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Radio_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampRadio}, .info="RampUp Radio Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Radio_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=CustomLow_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampCustomLow}, .info="RampUp CustomLow Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="CustomLow_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+ { .tag=Fallback_Playback_Ramp, .cb={.callback=volumeRamp, .handle=&volRampFallback}, .info="RampUp Fallback Volume",
+ .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.name="Fallback_Ramp", .minval=0, .maxval=100, .step=1, .value=80 }
+ },
+
+ // Bind with existing ones created by ALSA configuration (and linked to softvol) [0-255]
+ { .tag=Emergency_Playback_Volume ,
+ .ctl={.name="Emergency_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=CustomHigh_Playback_Volume ,
+ .ctl={.name="CustomHigh_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=Phone_Playback_Volume ,
+ .ctl={.name="Phone_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=Navigation_Playback_Volume ,
+ .ctl={.name="Navigation_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=CustomMedium_Playback_Volume ,
+ .ctl={.name="CustomMedium_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=Video_Playback_Volume ,
+ .ctl={.name="Video_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=Streaming_Playback_Volume ,
+ .ctl={.name="Streaming_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=Multimedia_Playback_Volume ,
+ .ctl={.name="Multimedia_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=Radio_Playback_Volume ,
+ .ctl={.name="Radio_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=CustomLow_Playback_Volume ,
+ .ctl={.name="CustomLow_Volume",.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER,.count=2, .maxval=255, .value=204 }
+ },
+ { .tag=Fallback_Playback_Volume ,
+ .ctl={.name="Fallback_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 = "HDA Intel PCH", // WARNING: name MUST match with 'aplay -l'
+ .info = "Hardware Abstraction Layer for IntelHDA Minnowboard sound card",
+ .ctls = alsaHalMap,
+};
+
+STATIC int sndServiceInit() {
+ int err;
+ AFB_DEBUG("IntelHal Minnow Board 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 = "intel-minnow",
+ .init = sndServiceInit,
+ .verbs = halServiceApi,
+ .onevent = halServiceEvent,
+};