freebsd-skq/sys/dev/mpt/mpt_raid.h
gibbs 4fed1a499c Correct attribution in clause three to address the correct copyright
holders.  The license that was approved for my changes to this driver
originally came from LSI, but the changes to the driver core are not
owned by LSI.

MFC: 1 day
2005-08-03 14:08:41 +00:00

96 lines
3.5 KiB
C

/* $FreeBSD$ */
/*-
* Definitions for the integrated RAID features LSI MPT Fusion adapters.
*
* Copyright (c) 2005, WHEEL Sp. z o.o.
* Copyright (c) 2004, 2005 Justin T. Gibbs
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon including
* a substantially similar Disclaimer requirement for further binary
* redistribution.
* 3. Neither the names of the above listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
* OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _MPT_RAID_H_
#define _MPT_RAID_H_
#include <cam/cam.h>
union ccb;
typedef enum {
MPT_RAID_MWCE_ON,
MPT_RAID_MWCE_OFF,
MPT_RAID_MWCE_REBUILD_ONLY,
MPT_RAID_MWCE_NC
} mpt_raid_mwce_t;
const char *
mpt_vol_type(struct mpt_raid_volume *);
const char *
mpt_vol_state(struct mpt_raid_volume *);
const char *
mpt_disk_state(struct mpt_raid_disk *);
void mpt_vol_prt(struct mpt_softc *, struct mpt_raid_volume *,
const char *fmt, ...);
void mpt_disk_prt(struct mpt_softc *mpt, struct mpt_raid_disk *disk,
const char *fmt, ...);
int mpt_issue_raid_req(struct mpt_softc *mpt, struct mpt_raid_volume *vol,
struct mpt_raid_disk *disk, request_t *req,
u_int Action, uint32_t ActionDataWord,
bus_addr_t addr, bus_size_t len, int write,
int wait);
cam_status
mpt_map_physdisk(struct mpt_softc *mpt, union ccb *, u_int *tgt);
cam_status
mpt_raid_quiesce_disk(struct mpt_softc *mpt,
struct mpt_raid_disk *mpt_disk,
request_t *req);
void mpt_refresh_raid_data(struct mpt_softc *);
void mpt_schedule_raid_refresh(struct mpt_softc *mpt);
static __inline void
mpt_raid_wakeup(struct mpt_softc *mpt)
{
mpt->raid_wakeup++;
wakeup(&mpt->raid_volumes);
}
#define MPT_RAID_SYNC_REPORT_INTERVAL (15 * 60 * hz)
#define MPT_RAID_RESYNC_RATE_MAX (255)
#define MPT_RAID_RESYNC_RATE_MIN (1)
#define MPT_RAID_RESYNC_RATE_NC (0)
#define MPT_RAID_RESYNC_RATE_DEFAULT MPT_RAID_RESYNC_RATE_NC
#define MPT_RAID_QUEUE_DEPTH_DEFAULT (128)
#define MPT_RAID_MWCE_DEFAULT MPT_RAID_MWCE_NC
#define RAID_VOL_FOREACH(mpt, mpt_vol) \
for (mpt_vol = (mpt)->raid_volumes; \
mpt_vol != (mpt)->raid_volumes + (mpt)->raid_max_volumes; \
mpt_vol++)
#endif /*_MPT_RAID_H_ */