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Commit 80e6e384 authored by Robert Baldyga's avatar Robert Baldyga Committed by Felipe Balbi
Browse files

usb: gadget: add endpoint capabilities helper macros 



Add macros useful while initializing array of endpoint capabilities
structures. These macros makes structure initialization more compact
to decrease number of code lines and increase readability of code.

Signed-off-by: default avatarRobert Baldyga <r.baldyga@samsung.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 734b5a2a

include/linux/usb/gadget.h

+20 −0
Original line number Diff line number Diff line
@@ -158,6 +158,26 @@ struct usb_ep_caps { 
	unsigned dir_out:1;

};



#define USB_EP_CAPS_TYPE_CONTROL     0x01

#define USB_EP_CAPS_TYPE_ISO         0x02

#define USB_EP_CAPS_TYPE_BULK        0x04

#define USB_EP_CAPS_TYPE_INT         0x08

#define USB_EP_CAPS_TYPE_ALL \

	(USB_EP_CAPS_TYPE_ISO | USB_EP_CAPS_TYPE_BULK | USB_EP_CAPS_TYPE_INT)

#define USB_EP_CAPS_DIR_IN           0x01

#define USB_EP_CAPS_DIR_OUT          0x02

#define USB_EP_CAPS_DIR_ALL  (USB_EP_CAPS_DIR_IN | USB_EP_CAPS_DIR_OUT)



#define USB_EP_CAPS(_type, _dir) \

	{ \

		.type_control = !!(_type & USB_EP_CAPS_TYPE_CONTROL), \

		.type_iso = !!(_type & USB_EP_CAPS_TYPE_ISO), \

		.type_bulk = !!(_type & USB_EP_CAPS_TYPE_BULK), \

		.type_int = !!(_type & USB_EP_CAPS_TYPE_INT), \

		.dir_in = !!(_dir & USB_EP_CAPS_DIR_IN), \

		.dir_out = !!(_dir & USB_EP_CAPS_DIR_OUT), \

	}



/**

 * struct usb_ep - device side representation of USB endpoint

 * @name:identifier for the endpoint, such as "ep-a" or "ep9in-bulk"