xref: /titanic_51/usr/src/uts/common/sys/scsi/scsi_watch.h (revision 97ddcdce0091922bf2049977a3d42ba4fc0857a6)
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
5b50431b8Stl223370  * Common Development and Distribution License (the "License").
6b50431b8Stl223370  * 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*97ddcdceSArtem Kachitchkine  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
231e32c0dcScth  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef	_SYS_SCSI_SCSI_WATCH_H
277c478bd9Sstevel@tonic-gate #define	_SYS_SCSI_SCSI_WATCH_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
307c478bd9Sstevel@tonic-gate extern "C" {
317c478bd9Sstevel@tonic-gate #endif
327c478bd9Sstevel@tonic-gate 
337c478bd9Sstevel@tonic-gate struct scsi_watch_result {
347c478bd9Sstevel@tonic-gate 	struct scsi_status		*statusp;
357c478bd9Sstevel@tonic-gate 	struct scsi_extended_sense	*sensep;
367c478bd9Sstevel@tonic-gate 	uchar_t				actual_sense_length;
37*97ddcdceSArtem Kachitchkine 	uchar_t				mmc_data[8];
387c478bd9Sstevel@tonic-gate 	struct scsi_pkt			*pkt;
397c478bd9Sstevel@tonic-gate };
407c478bd9Sstevel@tonic-gate 
417c478bd9Sstevel@tonic-gate /*
427c478bd9Sstevel@tonic-gate  * 120 seconds is a *very* reasonable amount of time for most slow devices
437c478bd9Sstevel@tonic-gate  */
447c478bd9Sstevel@tonic-gate #define	SCSI_WATCH_IO_TIME	120
457c478bd9Sstevel@tonic-gate 
467c478bd9Sstevel@tonic-gate /*
477c478bd9Sstevel@tonic-gate  * values to pass in "flags" arg for scsi_watch_request_terminate()
487c478bd9Sstevel@tonic-gate  */
497c478bd9Sstevel@tonic-gate #define	SCSI_WATCH_TERMINATE_WAIT	0x0
507c478bd9Sstevel@tonic-gate #define	SCSI_WATCH_TERMINATE_NOWAIT	0x1
51b50431b8Stl223370 #define	SCSI_WATCH_TERMINATE_ALL_WAIT	0x2
527c478bd9Sstevel@tonic-gate 
537c478bd9Sstevel@tonic-gate #define	SCSI_WATCH_TERMINATE_SUCCESS	0x0
547c478bd9Sstevel@tonic-gate #define	SCSI_WATCH_TERMINATE_FAIL	0x1
557c478bd9Sstevel@tonic-gate 
567c478bd9Sstevel@tonic-gate void	scsi_watch_init();
577c478bd9Sstevel@tonic-gate void	scsi_watch_fini();
587c478bd9Sstevel@tonic-gate opaque_t scsi_watch_request_submit(struct scsi_device *devp,
591e32c0dcScth 	    int interval, int sense_length,
601e32c0dcScth 	    int (*callback)(), caddr_t cb_arg);
61*97ddcdceSArtem Kachitchkine opaque_t scsi_mmc_watch_request_submit(struct scsi_device *devp,
62*97ddcdceSArtem Kachitchkine 	    int interval, int sense_length,
63*97ddcdceSArtem Kachitchkine 	    int (*callback)(), caddr_t cb_arg);
647c478bd9Sstevel@tonic-gate int	scsi_watch_request_terminate(opaque_t token, int flags);
65257b6b01Syu, larry liu - Sun Microsystems - Beijing China int	scsi_watch_get_ref_count(opaque_t token);
667c478bd9Sstevel@tonic-gate void	scsi_watch_resume(opaque_t token);
677c478bd9Sstevel@tonic-gate void	scsi_watch_suspend(opaque_t token);
687c478bd9Sstevel@tonic-gate 
697c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
707c478bd9Sstevel@tonic-gate }
717c478bd9Sstevel@tonic-gate #endif
727c478bd9Sstevel@tonic-gate 
737c478bd9Sstevel@tonic-gate #endif	/* _SYS_SCSI_SCSI_WATCH_H */
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