SYNOPSIS
- int usb_gadget_vbus_draw(struct usb_gadget * gadget, unsigned mA);
ARGUMENTS
gadget
-
- The device whose VBUS usage is being described
mA
- How much current to draw, in milliAmperes. This should be twice the value listed in the configuration descriptor bMaxPower field.
DESCRIPTION
This call is used by gadget drivers during SET_CONFIGURATION calls, reporting how much power the device may consume. For example, this could affect how quickly batteries are recharged.
Returns zero on success, else negative errno.
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