{
    "$schema": "http://iot.bzh/download/public/schema/json/ctl-schema.json",
    "metadata": {
        "uid": "/dev/snd/by-path/platform-soc:audio",
        "version": "0.9",
        "api": "4a-hal-raspberry-pi-3",
        "require": [ "alsacore", "smixer" ],
        "info": "4a hal for Raspberry Pi 3 device\nWARNING: in AGL FF.rc2, RPI3 suffers from a bug in the native sound card driver that prevents DMix component to work correctly. As a consequence, no sound can be heard on the internal sound card of the PI3. See https://jira.automotivelinux.org/browse/SPEC-1610 . [Signed-Off: sdx@iot.bzh - 20180724]",
        "author": "Jonathan Aillet",
        "date": "2018-07-20"
    },
    "resources": [
        {
            "uid": "hal-bluealsa",
            "info": "Bluealsa hal plugin",
            "params": {
                "sco": {
                    "mic": "RASPBERRY-PI-3",
                    "zone": "full-stereo",
                    "delayms": 800
                },
                "a2dp": {
                    "zone": "full-stereo",
                    "delayms": 500
                }
            },
            "libs": ["hal-bluealsa.ctlso"]
        }

    ],
    "controls": [
        {
            "uid": "ping",
            "info": "Ping hal",
            "action": "api://4a-hal-manager#ping"
        }
    ],
    "haldependencies" : {
        "uid" : "rpi3-jack",
        "class" : "mandatory",
        "cardPath" : "/dev/snd/by-path/platform-soc:audio"
    },
    "halmap": [
        {
            "uid": "agl-master-playback-volume",
            "alsa": {
                "name": "PCM Playback Volume",
                "value": 100
            }
        },
        {
            "uid": "agl-pcm-playback-volume",
            "alsa": {
                "name": "PCM Playback Volume",
                "value": 100
            }
        },
        {
            "uid": "agl-master-playback-switch",
            "alsa": {
                "name": "PCM Playback Switch",
                "value": 1
            }
        },
        {
            "uid": "agl-pcm-playback-switch",
            "alsa": {
                "name": "PCM Playback Switch",
                "value": 1
            }
        }
    ],
    "halmixer": {
        "uid": "rpi3",
        "mixerapi": "smixer",
        "prefix": "rpi3",
        "ramps": [
            {
                "uid": "ramp-very-fast",
                "delay": 50,
                "up": 6,
                "down": 10
            },
            {
                "uid": "ramp-fast",
                "delay": 50,
                "up": 2,
                "down": 10
            },
            {
                "uid": "ramp-normal",
                "delay": 50,
                "up": 2,
                "down": 4
            },
            {
                "uid": "ramp-slow",
                "delay": 50,
                "up": 2,
                "down": 2
            },
            {
                "uid": "ramp-very-slow",
                "delay": 100,
                "up": 1,
                "down": 1
            }
        ],
        "playbacks" : {
            "uid": "RASPBERRY-PI-3",
            "path": "/dev/snd/by-path/platform-soc:audio",
            "params": {
                "rate": 48000
            },
            "sink": {
                "channels": [
                    {
                        "uid": "front-right",
                        "port": 0
                    },
                    {
                        "uid": "front-left",
                        "port": 1
                    }
                ]
            }
        },
        "zones": [
            {
                "uid": "full-stereo",
                "sink": [
                    {
                        "target": "front-right",
                        "channel": 0
                    },
                    {
                        "target": "front-left",
                        "channel": 1
                    }
                ]
            },
            {
                "uid": "front-seats",
                "sink": [
                    {
                        "target": "front-right",
                        "channel": 0
                    },
                    {
                        "target": "front-left",
                        "channel": 1
                    }
                ]
            }
        ],
        "streams": [
            {
                "uid": "multimedia",
                "verb": "multimedia",
                "zone": "full-stereo",
                "volume": 60,
                "mute": false,
                "params": {
                    "rate": 48000,
                    "format": "S16_LE"
                }
            },
            {
                "uid": "navigation",
                "verb": "navigation",
                "zone": "front-seats",
                "volume": 70,
                "mute": false,
                "params": {
                    "rate": 48000,
                    "format": "S16_LE"
                }
            },
            {
                "uid": "emergency",
                "verb": "emergency",
                "zone": "front-seats",
                "volume": 80,
                "mute": false,
                "params": {
                    "rate": 48000,
                    "format": "S16_LE"
                }
            },
            {
                "uid": "radio_stream",
                "verb": "radio_stream",
                "zone": "full-stereo",
                "volume": 70,
                "mute": true,
                "params": {
                    "rate" : 48000
                }
            }
        ]
    }
}