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_UTIL_H
277c478bd9Sstevel@tonic-gate #define	_SYS_USB_EHCI_ISOCH_UTIL_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  * Isochronous pool functions
367c478bd9Sstevel@tonic-gate  */
377c478bd9Sstevel@tonic-gate extern int ehci_allocate_isoc_pools(
387c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip);
397c478bd9Sstevel@tonic-gate extern int ehci_get_itd_pool_size();
407c478bd9Sstevel@tonic-gate 
417c478bd9Sstevel@tonic-gate /*
427c478bd9Sstevel@tonic-gate  * Isochronous Transfer Wrapper Functions
437c478bd9Sstevel@tonic-gate  */
447c478bd9Sstevel@tonic-gate extern ehci_isoc_xwrapper_t *ehci_allocate_itw_resources(
457c478bd9Sstevel@tonic-gate 	ehci_state_t 		*ehcip,
467c478bd9Sstevel@tonic-gate 	ehci_pipe_private_t	*pp,
477c478bd9Sstevel@tonic-gate 	size_t			itw_length,
487c478bd9Sstevel@tonic-gate 	usb_flags_t		usb_flags,
497c478bd9Sstevel@tonic-gate 	size_t 			pkt_count);
507c478bd9Sstevel@tonic-gate extern void ehci_deallocate_itw(
517c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
527c478bd9Sstevel@tonic-gate 	ehci_pipe_private_t	*pp,
537c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw);
547c478bd9Sstevel@tonic-gate 
557c478bd9Sstevel@tonic-gate /*
567c478bd9Sstevel@tonic-gate  * Isochronous transfer descripter functions
577c478bd9Sstevel@tonic-gate  */
587c478bd9Sstevel@tonic-gate extern ehci_itd_t *ehci_allocate_itd(
597c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip);
607c478bd9Sstevel@tonic-gate 
617c478bd9Sstevel@tonic-gate extern void ehci_deallocate_itd(
627c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
637c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw,
647c478bd9Sstevel@tonic-gate 	ehci_itd_t		*old_itd);
657c478bd9Sstevel@tonic-gate extern uint_t ehci_calc_num_itds(
667c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw,
677c478bd9Sstevel@tonic-gate 	size_t 			pkt_count);
687c478bd9Sstevel@tonic-gate extern int ehci_allocate_itds_for_itw(
697c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
707c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw,
717c478bd9Sstevel@tonic-gate 	uint_t			itd_count);
727c478bd9Sstevel@tonic-gate extern void ehci_insert_itd_on_itw(
737c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
747c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw,
757c478bd9Sstevel@tonic-gate 	ehci_itd_t		*itd);
767c478bd9Sstevel@tonic-gate extern void ehci_insert_itd_into_active_list(
777c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
787c478bd9Sstevel@tonic-gate 	ehci_itd_t		*itd);
797c478bd9Sstevel@tonic-gate extern void ehci_remove_itd_from_active_list(
807c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
817c478bd9Sstevel@tonic-gate 	ehci_itd_t		*itd);
827c478bd9Sstevel@tonic-gate extern ehci_itd_t *ehci_create_done_itd_list(
837c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip);
847c478bd9Sstevel@tonic-gate extern int ehci_insert_isoc_to_pfl(
857c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
867c478bd9Sstevel@tonic-gate 	ehci_pipe_private_t	*pp,
877c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw);
887c478bd9Sstevel@tonic-gate extern void ehci_remove_isoc_from_pfl(
897c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
907c478bd9Sstevel@tonic-gate 	ehci_itd_t		*curr_itd);
917c478bd9Sstevel@tonic-gate 
927c478bd9Sstevel@tonic-gate /*
937c478bd9Sstevel@tonic-gate  * Isochronous in resource functions
947c478bd9Sstevel@tonic-gate  */
957c478bd9Sstevel@tonic-gate extern int ehci_allocate_isoc_in_resource(
967c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
977c478bd9Sstevel@tonic-gate 	ehci_pipe_private_t	*pp,
987c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*tw,
997c478bd9Sstevel@tonic-gate 	usb_flags_t		flags);
1007c478bd9Sstevel@tonic-gate extern void ehci_deallocate_isoc_in_resource(
1017c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
1027c478bd9Sstevel@tonic-gate 	ehci_pipe_private_t	*pp,
1037c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw);
1047c478bd9Sstevel@tonic-gate 
1057c478bd9Sstevel@tonic-gate /*
1067c478bd9Sstevel@tonic-gate  * Isochronous memory addr functions
1077c478bd9Sstevel@tonic-gate  */
1087c478bd9Sstevel@tonic-gate extern uint32_t ehci_itd_cpu_to_iommu(
1097c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
1107c478bd9Sstevel@tonic-gate 	ehci_itd_t		*addr);
1117c478bd9Sstevel@tonic-gate 
1127c478bd9Sstevel@tonic-gate extern ehci_itd_t *ehci_itd_iommu_to_cpu(
1137c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
1147c478bd9Sstevel@tonic-gate 	uintptr_t		addr);
1157c478bd9Sstevel@tonic-gate 
1167c478bd9Sstevel@tonic-gate /*
1177c478bd9Sstevel@tonic-gate  * Error parsing functions
1187c478bd9Sstevel@tonic-gate  */
1197c478bd9Sstevel@tonic-gate extern void ehci_parse_isoc_error(
1207c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
1217c478bd9Sstevel@tonic-gate 	ehci_isoc_xwrapper_t	*itw,
1227c478bd9Sstevel@tonic-gate 	ehci_itd_t		*itd);
1237c478bd9Sstevel@tonic-gate 
1247c478bd9Sstevel@tonic-gate /*
1257c478bd9Sstevel@tonic-gate  * print functions
1267c478bd9Sstevel@tonic-gate  */
1277c478bd9Sstevel@tonic-gate extern void ehci_print_itd(
1287c478bd9Sstevel@tonic-gate 	ehci_state_t		*ehcip,
1297c478bd9Sstevel@tonic-gate 	ehci_itd_t		*itd);
130b3001defSlg extern void ehci_print_sitd(
131b3001defSlg 	ehci_state_t		*ehcip,
132b3001defSlg 	ehci_itd_t		*itd);
1337c478bd9Sstevel@tonic-gate 
1347c478bd9Sstevel@tonic-gate #ifdef __cplusplus
1357c478bd9Sstevel@tonic-gate }
1367c478bd9Sstevel@tonic-gate #endif
1377c478bd9Sstevel@tonic-gate 
1387c478bd9Sstevel@tonic-gate #endif /* _SYS_USB_EHCI_ISOCH_UTIL_H */
139