mpt_raid.h revision 158934
1/* $FreeBSD: head/sys/dev/mpt/mpt_raid.h 158934 2006-05-26 05:43:14Z mjacob $ */ 2/*- 3 * Definitions for the integrated RAID features LSI MPT Fusion adapters. 4 * 5 * Copyright (c) 2005, WHEEL Sp. z o.o. 6 * Copyright (c) 2004, 2005 Justin T. Gibbs 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions are 11 * met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 15 * substantially similar to the "NO WARRANTY" disclaimer below 16 * ("Disclaimer") and any redistribution must be conditioned upon including 17 * a substantially similar Disclaimer requirement for further binary 18 * redistribution. 19 * 3. Neither the names of the above listed copyright holders nor the names 20 * of any contributors may be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 33 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 */ 35#ifndef _MPT_RAID_H_ 36#define _MPT_RAID_H_ 37 38#include <cam/cam.h> 39union ccb; 40 41typedef enum { 42 MPT_RAID_MWCE_ON, 43 MPT_RAID_MWCE_OFF, 44 MPT_RAID_MWCE_REBUILD_ONLY, 45 MPT_RAID_MWCE_NC 46} mpt_raid_mwce_t; 47 48const char *mpt_vol_type(struct mpt_raid_volume *); 49const char *mpt_vol_state(struct mpt_raid_volume *); 50const char *mpt_disk_state(struct mpt_raid_disk *); 51void 52mpt_vol_prt(struct mpt_softc *, struct mpt_raid_volume *, const char *fmt, ...); 53void 54mpt_disk_prt(struct mpt_softc *, struct mpt_raid_disk *, const char *, ...); 55 56int 57mpt_issue_raid_req(struct mpt_softc *, struct mpt_raid_volume *, 58 struct mpt_raid_disk *, request_t *, u_int, uint32_t, bus_addr_t, 59 bus_size_t, int, int); 60 61cam_status 62mpt_map_physdisk(struct mpt_softc *, union ccb *, u_int *); 63cam_status 64mpt_raid_quiesce_disk(struct mpt_softc *, struct mpt_raid_disk *, request_t *); 65 66int mpt_refresh_raid_data(struct mpt_softc *); 67void mpt_schedule_raid_refresh(struct mpt_softc *); 68 69static __inline void 70mpt_raid_wakeup(struct mpt_softc *mpt) 71{ 72 mpt->raid_wakeup++; 73 wakeup(&mpt->raid_volumes); 74} 75 76#define MPT_RAID_SYNC_REPORT_INTERVAL (15 * 60 * hz) 77#define MPT_RAID_RESYNC_RATE_MAX (255) 78#define MPT_RAID_RESYNC_RATE_MIN (1) 79#define MPT_RAID_RESYNC_RATE_NC (0) 80#define MPT_RAID_RESYNC_RATE_DEFAULT MPT_RAID_RESYNC_RATE_NC 81 82#define MPT_RAID_QUEUE_DEPTH_DEFAULT (128) 83 84#define MPT_RAID_MWCE_DEFAULT MPT_RAID_MWCE_NC 85 86#define RAID_VOL_FOREACH(mpt, mpt_vol) \ 87 for (mpt_vol = (mpt)->raid_volumes; \ 88 mpt_vol != (mpt)->raid_volumes + (mpt)->raid_max_volumes; \ 89 mpt_vol++) 90 91#endif /*_MPT_RAID_H_ */ 92