usb: add usb_endpoint_maxp() macro (939f325f) · Commits · e / devices / android_kernel_teracube_emerald

include/linux/usb/ch9.h

+12 −0

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@
		#define __LINUX_USB_CH9_H

		#include <linux/types.h> /* __u8 etc */
		#include <asm/byteorder.h> /* le16_to_cpu */

		/-------------------------------------------------------------------------/

		@@ -570,6 +571,17 @@ static inline int usb_endpoint_is_isoc_out(
		return usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_out(epd);
		}

		/**
		* usb_endpoint_maxp - get endpoint's max packet size
		* @epd: endpoint to be checked
		*
		* Returns @epd's max packet
		*/
		static inline int usb_endpoint_maxp(const struct usb_endpoint_descriptor *epd)
		{
		return le16_to_cpu(epd->wMaxPacketSize);
		}

		/-------------------------------------------------------------------------/

		/* USB_DT_SS_ENDPOINT_COMP: SuperSpeed Endpoint Companion descriptor */