Improve High Speed slot allocation mechanism by moving the computation to the

endpoint rather than per xfer and provide functions around get/free of resources.

Submitted by:	Hans Petter Selasky

1 files changed, 10 insertions, 1 deletions

diff --git a/sys/dev/usb/usbdi.h b/sys/dev/usb/usbdi.h
index 46747d7baf00..1a6665227beb 100644
--- a/sys/dev/usb/usbdi.h
+++ b/sys/dev/usb/usbdi.h
@@ -130,13 +130,22 @@ struct usb_endpoint {
 	struct usb_pipe_methods *methods;	/* set by HC driver */
 
 	uint16_t isoc_next;
-	uint16_t refcount;
 
 	uint8_t	toggle_next:1;		/* next data toggle value */
 	uint8_t	is_stalled:1;		/* set if endpoint is stalled */
 	uint8_t	is_synced:1;		/* set if we a synchronised */
 	uint8_t	unused:5;
 	uint8_t	iface_index;		/* not used by "default endpoint" */
+
+	uint8_t refcount_alloc;		/* allocation refcount */
+	uint8_t refcount_bw;		/* bandwidth refcount */
+#define	USB_EP_REF_MAX 0x3f
+
+	/* High-Speed resource allocation (valid if "refcount_bw" > 0) */
+
+	uint8_t	usb_smask;		/* USB start mask */
+	uint8_t	usb_cmask;		/* USB complete mask */
+	uint8_t	usb_uframe;		/* USB microframe */
 };
 
 /*