UsbManager:
- is now a service retrievable via Context.getSystemService(Context.USB_SERVICE).
- provides support for returning a list all connected USB devices
- broadcasts ACTION_USB_DEVICE_ATTACHED and USB_DEVICE_DETACHED when devices
are added and removed from the USB host bus
UsbDevice:
- represents an attached USB device.
UsbInterface:
- represents an interface on a USB device
- devices may have multiple interfaces if they provide multiple
sets of functionality (for example, android phones typically have interfaces
for both USB mass storage and adb)
UsbEndpoint:
- represents an endpoint on a USB interface
- endpoints are used for sending or receiving data
(only in one or the other direction)
UsbRequest:
- encapsulates a send or receive request to be sent over an endpoint
Change-Id: Ieef3e434c62760770ea839070cf5eba1a705967a
Signed-off-by: Mike Lockwood <lockwood@android.com>
This removes a stack trace message during the boot under emulation.
The observers tried to access a null reference when no USB configuration
is supported by the emulated device. So do not start them in this case.
+ Change a Slog.w into a Slog.i since this is an acceptable condition.
Change-Id: I126b7f05c9648e39a060eb0974cc6f4ac7533791
A new USB host API will be added in an upcoming commit
Change-Id: I5816c10c7acd236d31ab8ae255fc83c77121eea0
Signed-off-by: Mike Lockwood <lockwood@android.com>
Add support for separate USB connected and configuration events
Include both USB connected/disconnected and configuration state
in USB_STATE Intent
Remove redundant USB_CONNECTED and USB_DISCONNECTED Intents
Now we just have the sticky USB_STATE broadcast
Move USB disconnnect rebouncing from Tethering to UsbService
Change-Id: Id13eb0c5d51152d2a538985d680ba1db7d2241dc
Signed-off-by: Mike Lockwood <lockwood@android.com>
In preparation for an upcoming change that will make UsbService into a real system service
Change-Id: Id85d624cfc6b10b49a08105cfaaacc667a492c12
Signed-off-by: Mike Lockwood <lockwood@android.com>
