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Commit c7000aa0 authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: gadget: add isoch_delay member 



Whenever a USB host issues a Set Isoch Delay request, we should cache
the result so relevant gadget drivers can make use of the value for
calculating how many uFrames ahead a transfer should be queued.

Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 0c5d2954

include/linux/usb/gadget.h

+2 −0
Original line number Diff line number Diff line
@@ -330,6 +330,7 @@ struct usb_gadget_ops { 
 * @name: Identifies the controller hardware type.  Used in diagnostics

 *	and sometimes configuration.

 * @dev: Driver model state for this abstract device.

 * @isoch_delay: value from Set Isoch Delay request. Only valid on SS/SSP

 * @out_epnum: last used out ep number

 * @in_epnum: last used in ep number

 * @mA: last set mA value
@@ -394,6 +395,7 @@ struct usb_gadget { 
	enum usb_device_state		state;

	const char			*name;

	struct device			dev;

	unsigned			isoch_delay;

	unsigned			out_epnum;

	unsigned			in_epnum;

	unsigned			mA;