init: usb: Add configfs commands for USB gadget

Adds init support for:
accessory
audio_source
midi
adb
rndis

Bug=23633457

Change-Id: I12e68e25969adafcf3170769f91ae939d08b7dbc

rootdir/init.usb.configfs.rc

@@ -2,15 +2,27 @@ on property:sys.usb.config=none && property:sys.usb.configfs=1
     write /config/usb_gadget/g1/UDC "none"
     stop adbd
     write /config/usb_gadget/g1/bDeviceClass 0
+    write /config/usb_gadget/g1/bDeviceSubClass 0
+    write /config/usb_gadget/g1/bDeviceProtocol 0
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=adb && property:sys.usb.configfs=1
+    start adbd
+
+on property:sys.usb.ffs.ready=1 && property:sys.usb.config=adb && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "adb"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
     setprop sys.usb.state ${sys.usb.config}
 
 on property:sys.usb.config=mtp && property:sys.usb.configfs=1
-    rmdir /config/usb_gadget/g1/configs/b.1
-    mkdir /config/usb_gadget/g1/configs/b.1 0777 shell shell
-    mkdir /config/usb_gadget/g1/configs/b.1/strings/0x409 0770 shell shell
-    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "ffs1"
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "mtp"
     rm /config/usb_gadget/g1/configs/b.1/f1
     rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
     symlink /config/usb_gadget/g1/functions/mtp.gs0 /config/usb_gadget/g1/configs/b.1/f1
     write /config/usb_gadget/g1/UDC ${sys.usb.controller}
     setprop sys.usb.state ${sys.usb.config}
@@ -19,24 +31,20 @@ on property:sys.usb.config=mtp,adb && property:sys.usb.configfs=1
     start adbd
 
 on property:sys.usb.ffs.ready=1 && property:sys.usb.config=mtp,adb && property:sys.usb.configfs=1
-    rmdir /config/usb_gadget/g1/configs/b.1
-    mkdir /config/usb_gadget/g1/configs/b.1 0777 shell shell
-    mkdir /config/usb_gadget/g1/configs/b.1/strings/0x409 0770 shell shell
-    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "ffs1"
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "mtp_adb"
     rm /config/usb_gadget/g1/configs/b.1/f1
     rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
     symlink /config/usb_gadget/g1/functions/mtp.gs0 /config/usb_gadget/g1/configs/b.1/f1
     symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f2
     write /config/usb_gadget/g1/UDC ${sys.usb.controller}
     setprop sys.usb.state ${sys.usb.config}
 
 on property:sys.usb.config=ptp && property:sys.usb.configfs=1
-    rmdir /config/usb_gadget/g1/configs/b.1
-    mkdir /config/usb_gadget/g1/configs/b.1 0777 shell shell
-    mkdir /config/usb_gadget/g1/configs/b.1/strings/0x409 0770 shell shell
-    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "ffs1"
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "ptp"
     rm /config/usb_gadget/g1/configs/b.1/f1
     rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
     symlink /config/usb_gadget/g1/functions/ptp.gs1 /config/usb_gadget/g1/configs/b.1/f1
     write /config/usb_gadget/g1/UDC ${sys.usb.controller}
     setprop sys.usb.state ${sys.usb.config}
@@ -45,13 +53,123 @@ on property:sys.usb.config=ptp,adb && property:sys.usb.configfs=1
     start adbd
 
 on property:sys.usb.ffs.ready=1 && property:sys.usb.config=ptp,adb && property:sys.usb.configfs=1
-    rmdir /config/usb_gadget/g1/configs/b.1
-    mkdir /config/usb_gadget/g1/configs/b.1 0777 shell shell
-    mkdir /config/usb_gadget/g1/configs/b.1/strings/0x409 0770 shell shell
-    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "ffs1"
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "ptp_adb"
     rm /config/usb_gadget/g1/configs/b.1/f1
     rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
     symlink /config/usb_gadget/g1/functions/ptp.gs1 /config/usb_gadget/g1/configs/b.1/f1
     symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f2
     write /config/usb_gadget/g1/UDC ${sys.usb.controller}
     setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=accessory && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "accessory"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/accessory.gs2 /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=accessory,adb && property:sys.usb.configfs=1
+    start adbd
+
+on property:sys.usb.ffs.ready=1 && property:sys.usb.config=accessory,adb && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "accessory_adb"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/accessory.gs2 /config/usb_gadget/g1/configs/b.1/f1
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f2
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=audio_source && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "audiosource"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/audio_source.gs2 /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=audio_source,adb && property:sys.usb.configfs=1
+    start adbd
+
+on property:sys.usb.ffs.ready=1 && property:sys.usb.config=audio_source,adb && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "audiosource_adb"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/audio_source.gs2 /config/usb_gadget/g1/configs/b.1/f1
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f2
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=accessory,audio_source && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "accessory_audiosource"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/accessory.gs2 /config/usb_gadget/g1/configs/b.1/f1
+    symlink /config/usb_gadget/g1/functions/audio_source.gs3 /config/usb_gadget/g1/configs/b.1/f2
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=accessory,audio_source,adb && property:sys.usb.configfs=1
+    start adbd
+
+on property:sys.usb.ffs.ready=1 && property:sys.usb.config=accessory,audio_source,adb && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "accessory_audiosource_adb"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/accessory.gs2 /config/usb_gadget/g1/configs/b.1/f1
+    symlink /config/usb_gadget/g1/functions/audio_source.gs3 /config/usb_gadget/g1/configs/b.1/f2
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f3
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=midi && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "midi"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/midi.gs5 /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=midi,adb && property:sys.usb.configfs=1
+    start adbd
+
+on property:sys.usb.ffs.ready=1 && property:sys.usb.config=midi,adb && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "midi_adb"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/midi.gs5 /config/usb_gadget/g1/configs/b.1/f1
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f2
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=rndis && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "rndis"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/rndis.gs4 /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}
+
+on property:sys.usb.config=rndis,adb && property:sys.usb.configfs=1
+    start adbd
+
+on property:sys.usb.ffs.ready=1 && property:sys.usb.config=rndis,adb && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "rndis_adb"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    symlink /config/usb_gadget/g1/functions/rndis.gs4 /config/usb_gadget/g1/configs/b.1/f1
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f2
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}