mpt_raid.h revision 148679
1147883Sscottl/* $FreeBSD: head/sys/dev/mpt/mpt_raid.h 148679 2005-08-03 14:08:41Z gibbs $ */ 2147883Sscottl/*- 3147883Sscottl * Definitions for the integrated RAID features LSI MPT Fusion adapters. 4147883Sscottl * 5147883Sscottl * Copyright (c) 2005, WHEEL Sp. z o.o. 6147883Sscottl * Copyright (c) 2004, 2005 Justin T. Gibbs 7147883Sscottl * All rights reserved. 8147883Sscottl * 9147883Sscottl * Redistribution and use in source and binary forms, with or without 10147883Sscottl * modification, are permitted provided that the following conditions are 11147883Sscottl * met: 12147883Sscottl * 1. Redistributions of source code must retain the above copyright 13147883Sscottl * notice, this list of conditions and the following disclaimer. 14147883Sscottl * 2. Redistributions in binary form must reproduce at minimum a disclaimer 15147883Sscottl * substantially similar to the "NO WARRANTY" disclaimer below 16147883Sscottl * ("Disclaimer") and any redistribution must be conditioned upon including 17147883Sscottl * a substantially similar Disclaimer requirement for further binary 18147883Sscottl * redistribution. 19148679Sgibbs * 3. Neither the names of the above listed copyright holders nor the names 20148679Sgibbs * of any contributors may be used to endorse or promote products derived 21148679Sgibbs * from this software without specific prior written permission. 22147883Sscottl * 23147883Sscottl * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 24147883Sscottl * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25147883Sscottl * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26147883Sscottl * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 27147883Sscottl * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28147883Sscottl * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29147883Sscottl * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30147883Sscottl * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31147883Sscottl * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32147883Sscottl * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 33147883Sscottl * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34147883Sscottl */ 35147883Sscottl#ifndef _MPT_RAID_H_ 36147883Sscottl#define _MPT_RAID_H_ 37147883Sscottl 38147883Sscottl#include <cam/cam.h> 39147883Sscottlunion ccb; 40147883Sscottl 41147883Sscottltypedef enum { 42147883Sscottl MPT_RAID_MWCE_ON, 43147883Sscottl MPT_RAID_MWCE_OFF, 44147883Sscottl MPT_RAID_MWCE_REBUILD_ONLY, 45147883Sscottl MPT_RAID_MWCE_NC 46147883Sscottl} mpt_raid_mwce_t; 47147883Sscottl 48147883Sscottlconst char * 49147883Sscottl mpt_vol_type(struct mpt_raid_volume *); 50147883Sscottlconst char * 51147883Sscottl mpt_vol_state(struct mpt_raid_volume *); 52147883Sscottlconst char * 53147883Sscottl mpt_disk_state(struct mpt_raid_disk *); 54147883Sscottlvoid mpt_vol_prt(struct mpt_softc *, struct mpt_raid_volume *, 55147883Sscottl const char *fmt, ...); 56147883Sscottlvoid mpt_disk_prt(struct mpt_softc *mpt, struct mpt_raid_disk *disk, 57147883Sscottl const char *fmt, ...); 58147883Sscottl 59147883Sscottlint mpt_issue_raid_req(struct mpt_softc *mpt, struct mpt_raid_volume *vol, 60147883Sscottl struct mpt_raid_disk *disk, request_t *req, 61147883Sscottl u_int Action, uint32_t ActionDataWord, 62147883Sscottl bus_addr_t addr, bus_size_t len, int write, 63147883Sscottl int wait); 64147883Sscottlcam_status 65147883Sscottl mpt_map_physdisk(struct mpt_softc *mpt, union ccb *, u_int *tgt); 66147883Sscottlcam_status 67147883Sscottl mpt_raid_quiesce_disk(struct mpt_softc *mpt, 68147883Sscottl struct mpt_raid_disk *mpt_disk, 69147883Sscottl request_t *req); 70147883Sscottlvoid mpt_refresh_raid_data(struct mpt_softc *); 71147883Sscottlvoid mpt_schedule_raid_refresh(struct mpt_softc *mpt); 72147883Sscottl 73147883Sscottlstatic __inline void 74147883Sscottlmpt_raid_wakeup(struct mpt_softc *mpt) 75147883Sscottl{ 76147883Sscottl mpt->raid_wakeup++; 77147883Sscottl wakeup(&mpt->raid_volumes); 78147883Sscottl} 79147883Sscottl 80147883Sscottl#define MPT_RAID_SYNC_REPORT_INTERVAL (15 * 60 * hz) 81147883Sscottl#define MPT_RAID_RESYNC_RATE_MAX (255) 82147883Sscottl#define MPT_RAID_RESYNC_RATE_MIN (1) 83147883Sscottl#define MPT_RAID_RESYNC_RATE_NC (0) 84147883Sscottl#define MPT_RAID_RESYNC_RATE_DEFAULT MPT_RAID_RESYNC_RATE_NC 85147883Sscottl 86147883Sscottl#define MPT_RAID_QUEUE_DEPTH_DEFAULT (128) 87147883Sscottl 88147883Sscottl#define MPT_RAID_MWCE_DEFAULT MPT_RAID_MWCE_NC 89147883Sscottl 90147883Sscottl#define RAID_VOL_FOREACH(mpt, mpt_vol) \ 91147883Sscottl for (mpt_vol = (mpt)->raid_volumes; \ 92147883Sscottl mpt_vol != (mpt)->raid_volumes + (mpt)->raid_max_volumes; \ 93147883Sscottl mpt_vol++) 94147883Sscottl 95147883Sscottl#endif /*_MPT_RAID_H_ */ 96