17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5b3001defSlg  * Common Development and Distribution License (the "License").
6b3001defSlg  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*d29f5a71Szhigang lu - Sun Microsystems - Beijing China  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef _SYS_USB_EHCI_ISOCH_H
277c478bd9Sstevel@tonic-gate #define	_SYS_USB_EHCI_ISOCH_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate 
307c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
317c478bd9Sstevel@tonic-gate extern "C" {
327c478bd9Sstevel@tonic-gate #endif
337c478bd9Sstevel@tonic-gate 
347c478bd9Sstevel@tonic-gate /*
357c478bd9Sstevel@tonic-gate  * Enchanced Host Controller Driver (EHCI)
367c478bd9Sstevel@tonic-gate  *
377c478bd9Sstevel@tonic-gate  * The EHCI driver is a software driver which interfaces to the Universal
387c478bd9Sstevel@tonic-gate  * Serial Bus layer (USBA) and the Host Controller (HC). The interface to
397c478bd9Sstevel@tonic-gate  * the Host Controller is defined by the EHCI Host Controller Interface.
407c478bd9Sstevel@tonic-gate  *
417c478bd9Sstevel@tonic-gate  * This header file describes the data structures and function prototypes
427c478bd9Sstevel@tonic-gate  * related EHCI driver isochronous support.
437c478bd9Sstevel@tonic-gate  */
447c478bd9Sstevel@tonic-gate 
457c478bd9Sstevel@tonic-gate extern int
467c478bd9Sstevel@tonic-gate ehci_isoc_init(
477c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip);
487c478bd9Sstevel@tonic-gate 
497c478bd9Sstevel@tonic-gate extern void
507c478bd9Sstevel@tonic-gate ehci_isoc_cleanup(
517c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip);
527c478bd9Sstevel@tonic-gate 
537c478bd9Sstevel@tonic-gate extern void
547c478bd9Sstevel@tonic-gate ehci_isoc_pipe_cleanup(
557c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
567c478bd9Sstevel@tonic-gate 	usba_pipe_handle_data_t *ph);
577c478bd9Sstevel@tonic-gate 
587c478bd9Sstevel@tonic-gate extern ehci_isoc_xwrapper_t *
597c478bd9Sstevel@tonic-gate ehci_allocate_isoc_resources(
607c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
617c478bd9Sstevel@tonic-gate 	usba_pipe_handle_data_t *ph,
627c478bd9Sstevel@tonic-gate 	usb_isoc_req_t		*isoc_reqp,
637c478bd9Sstevel@tonic-gate 	usb_flags_t		usb_flags);
647c478bd9Sstevel@tonic-gate 
657c478bd9Sstevel@tonic-gate extern int
667c478bd9Sstevel@tonic-gate ehci_insert_isoc_req(
677c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
687c478bd9Sstevel@tonic-gate 	ehci_pipe_private_t	*pp,
697c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw,
707c478bd9Sstevel@tonic-gate 	usb_flags_t		usb_flags);
717c478bd9Sstevel@tonic-gate 
727c478bd9Sstevel@tonic-gate extern int
737c478bd9Sstevel@tonic-gate ehci_start_isoc_polling(
747c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
757c478bd9Sstevel@tonic-gate 	usba_pipe_handle_data_t	*ph,
767c478bd9Sstevel@tonic-gate 	usb_flags_t		flags);
777c478bd9Sstevel@tonic-gate 
787c478bd9Sstevel@tonic-gate extern void
797c478bd9Sstevel@tonic-gate ehci_traverse_active_isoc_list(
807c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip);
817c478bd9Sstevel@tonic-gate 
827c478bd9Sstevel@tonic-gate extern void
837c478bd9Sstevel@tonic-gate ehci_hcdi_isoc_callback(
847c478bd9Sstevel@tonic-gate 	usba_pipe_handle_data_t	*ph,
857c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw,
867c478bd9Sstevel@tonic-gate 	usb_cr_t		completion_reason);
877c478bd9Sstevel@tonic-gate 
887c478bd9Sstevel@tonic-gate #define	EHCI_SITD_MAX_XFER_SIZE		1023
89b3001defSlg #define	EHCI_MAX_ISOC_PKTS_PER_XFER	1024
907c478bd9Sstevel@tonic-gate 
917c478bd9Sstevel@tonic-gate #ifdef __cplusplus
927c478bd9Sstevel@tonic-gate }
937c478bd9Sstevel@tonic-gate #endif
947c478bd9Sstevel@tonic-gate 
957c478bd9Sstevel@tonic-gate #endif /* _SYS_USB_EHCI_ISOCH_H */
96