blob: 319aa3033371999e8c75b2f151a84942744d04fb [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Moore, Eric Dean466544d2005-09-14 18:09:10 -06002 * linux/drivers/message/fusion/mptscsih.h
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 * High performance SCSI / Fibre Channel SCSI Host device driver.
4 * For use with PCI chip/adapter(s):
5 * LSIFC9xx/LSI409xx Fibre Channel
Prakash, Sathyaf36789e2007-08-14 16:22:54 +05306 * running LSI Fusion MPT (Message Passing Technology) firmware.
Linus Torvalds1da177e2005-04-16 15:20:36 -07007 *
Prakash, Sathyacddc0ab2008-05-21 00:56:41 +05308 * Copyright (c) 1999-2008 LSI Corporation
Eric Moore16d20102007-06-13 16:31:07 -06009 * (mailto:DL-MPTFusionLinux@lsi.com)
Linus Torvalds1da177e2005-04-16 15:20:36 -070010 *
Linus Torvalds1da177e2005-04-16 15:20:36 -070011 */
12/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
13/*
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; version 2 of the License.
17
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
22
23 NO WARRANTY
24 THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
25 CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
26 LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
27 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
28 solely responsible for determining the appropriateness of using and
29 distributing the Program and assumes all risks associated with its
30 exercise of rights under this Agreement, including but not limited to
31 the risks and costs of program errors, damage to or loss of data,
32 programs or equipment, and unavailability or interruption of operations.
33
34 DISCLAIMER OF LIABILITY
35 NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
36 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
38 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
39 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
40 USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
41 HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
42
43 You should have received a copy of the GNU General Public License
44 along with this program; if not, write to the Free Software
45 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
46*/
47
48#ifndef SCSIHOST_H_INCLUDED
49#define SCSIHOST_H_INCLUDED
50
51/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
52/*
53 * SCSI Public stuff...
54 */
55
Eric Moore793955f2007-01-29 09:42:20 -070056#define MPT_SCANDV_GOOD (0x00000000) /* must be 0 */
57#define MPT_SCANDV_DID_RESET (0x00000001)
58#define MPT_SCANDV_SENSE (0x00000002)
59#define MPT_SCANDV_SOME_ERROR (0x00000004)
60#define MPT_SCANDV_SELECTION_TIMEOUT (0x00000008)
61#define MPT_SCANDV_ISSUE_SENSE (0x00000010)
62#define MPT_SCANDV_FALLBACK (0x00000020)
63
64#define MPT_SCANDV_MAX_RETRIES (10)
65
66#define MPT_ICFLAG_BUF_CAP 0x01 /* ReadBuffer Read Capacity format */
67#define MPT_ICFLAG_ECHO 0x02 /* ReadBuffer Echo buffer format */
68#define MPT_ICFLAG_EBOS 0x04 /* ReadBuffer Echo buffer has EBOS */
69#define MPT_ICFLAG_PHYS_DISK 0x08 /* Any SCSI IO but do Phys Disk Format */
70#define MPT_ICFLAG_TAGGED_CMD 0x10 /* Do tagged IO */
71#define MPT_ICFLAG_DID_RESET 0x20 /* Bus Reset occurred with this command */
72#define MPT_ICFLAG_RESERVED 0x40 /* Reserved has been issued */
73
Moore, Eric Dean466544d2005-09-14 18:09:10 -060074#define MPT_SCSI_CMD_PER_DEV_HIGH 64
75#define MPT_SCSI_CMD_PER_DEV_LOW 32
Linus Torvalds1da177e2005-04-16 15:20:36 -070076
77#define MPT_SCSI_CMD_PER_LUN 7
78
79#define MPT_SCSI_MAX_SECTORS 8192
80
Linus Torvalds1da177e2005-04-16 15:20:36 -070081/* SCSI driver setup structure. Settings can be overridden
82 * by command line options.
83 */
84#define MPTSCSIH_DOMAIN_VALIDATION 1
85#define MPTSCSIH_MAX_WIDTH 1
86#define MPTSCSIH_MIN_SYNC 0x08
87#define MPTSCSIH_SAF_TE 0
Moore, Eric Dean466544d2005-09-14 18:09:10 -060088#define MPTSCSIH_PT_CLEAR 0
Linus Torvalds1da177e2005-04-16 15:20:36 -070089
90#endif
Moore, Eric Dean 0d0c7972005-04-22 18:02:09 -040091
Eric Moore793955f2007-01-29 09:42:20 -070092typedef struct _internal_cmd {
93 char *data; /* data pointer */
94 dma_addr_t data_dma; /* data dma address */
95 int size; /* transfer size */
96 u8 cmd; /* SCSI Op Code */
97 u8 channel; /* bus number */
98 u8 id; /* SCSI ID (virtual) */
99 int lun;
100 u8 flags; /* Bit Field - See above */
101 u8 physDiskNum; /* Phys disk number, -1 else */
102 u8 rsvd2;
103 u8 rsvd;
104} INTERNAL_CMD;
105
Moore, Eric Dean 0d0c7972005-04-22 18:02:09 -0400106extern void mptscsih_remove(struct pci_dev *);
Greg Kroah-Hartmand18c3db2005-06-23 17:35:56 -0700107extern void mptscsih_shutdown(struct pci_dev *);
Moore, Eric Dean 0d0c7972005-04-22 18:02:09 -0400108#ifdef CONFIG_PM
Pavel Machek2a569572005-07-07 17:56:40 -0700109extern int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state);
Moore, Eric Dean 0d0c7972005-04-22 18:02:09 -0400110extern int mptscsih_resume(struct pci_dev *pdev);
111#endif
112extern int mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, int func);
113extern const char * mptscsih_info(struct Scsi_Host *SChost);
114extern int mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *));
Moore, Eric Dean 0d0c7972005-04-22 18:02:09 -0400115extern void mptscsih_slave_destroy(struct scsi_device *device);
116extern int mptscsih_slave_configure(struct scsi_device *device);
117extern int mptscsih_abort(struct scsi_cmnd * SCpnt);
118extern int mptscsih_dev_reset(struct scsi_cmnd * SCpnt);
119extern int mptscsih_bus_reset(struct scsi_cmnd * SCpnt);
120extern int mptscsih_host_reset(struct scsi_cmnd *SCpnt);
121extern int mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, sector_t capacity, int geom[]);
122extern int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r);
123extern int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r);
124extern int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r);
125extern int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply);
126extern int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
Moore, Eric Dean6e3815b2005-06-24 12:18:57 -0600127extern int mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth);
Moore, Eric Dean 0d0c7972005-04-22 18:02:09 -0400128extern void mptscsih_timer_expired(unsigned long data);
Eric Moore793955f2007-01-29 09:42:20 -0700129extern int mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout);
130extern u8 mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id);
131extern int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id);
Tony Jonesee959b02008-02-22 00:13:36 +0100132extern struct device_attribute *mptscsih_host_attrs[];