usb_gadget_vbus_draw man page on OpenSuSE

usb_gadget_vbus_draw man page on OpenSuSE

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USB_GADGET_VBUS_DRAW(9)	    Kernel Mode Gadget API     USB_GADGET_VBUS_DRAW(9)

NAME
       usb_gadget_vbus_draw - constrain controller's VBUS power usage

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.

AUTHOR
       David Brownell <dbrownell@users.sourceforge.net>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.11	 November 2013	       USB_GADGET_VBUS_DRAW(9)

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