1 | /* |
2 | * linux/drivers/message/fusion/mptscsih.h |
3 | * High performance SCSI / Fibre Channel SCSI Host device driver. |
4 | * For use with PCI chip/adapter(s): |
5 | * LSIFC9xx/LSI409xx Fibre Channel |
6 | * running LSI Fusion MPT (Message Passing Technology) firmware. |
7 | * |
8 | * Copyright (c) 1999-2008 LSI Corporation |
9 | * (mailto:DL-MPTFusionLinux@lsi.com) |
10 | * |
11 | */ |
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 | |
56 | #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 | #define MPT_SCANDV_BUSY (0x00000040) |
64 | |
65 | #define MPT_SCANDV_MAX_RETRIES (10) |
66 | |
67 | #define MPT_ICFLAG_BUF_CAP 0x01 /* ReadBuffer Read Capacity format */ |
68 | #define MPT_ICFLAG_ECHO 0x02 /* ReadBuffer Echo buffer format */ |
69 | #define MPT_ICFLAG_EBOS 0x04 /* ReadBuffer Echo buffer has EBOS */ |
70 | #define MPT_ICFLAG_PHYS_DISK 0x08 /* Any SCSI IO but do Phys Disk Format */ |
71 | #define MPT_ICFLAG_TAGGED_CMD 0x10 /* Do tagged IO */ |
72 | #define MPT_ICFLAG_DID_RESET 0x20 /* Bus Reset occurred with this command */ |
73 | #define MPT_ICFLAG_RESERVED 0x40 /* Reserved has been issued */ |
74 | |
75 | #define MPT_SCSI_CMD_PER_DEV_HIGH 64 |
76 | #define MPT_SCSI_CMD_PER_DEV_LOW 32 |
77 | |
78 | #define MPT_SCSI_CMD_PER_LUN 7 |
79 | |
80 | #define MPT_SCSI_MAX_SECTORS 8192 |
81 | |
82 | /* SCSI driver setup structure. Settings can be overridden |
83 | * by command line options. |
84 | */ |
85 | #define MPTSCSIH_DOMAIN_VALIDATION 1 |
86 | #define MPTSCSIH_MAX_WIDTH 1 |
87 | #define MPTSCSIH_MIN_SYNC 0x08 |
88 | #define MPTSCSIH_SAF_TE 0 |
89 | #define MPTSCSIH_PT_CLEAR 0 |
90 | |
91 | #endif |
92 | |
93 | |
94 | typedef struct _internal_cmd { |
95 | char *data; /* data pointer */ |
96 | dma_addr_t data_dma; /* data dma address */ |
97 | int size; /* transfer size */ |
98 | u8 cmd; /* SCSI Op Code */ |
99 | u8 channel; /* bus number */ |
100 | u8 id; /* SCSI ID (virtual) */ |
101 | u64 lun; |
102 | u8 flags; /* Bit Field - See above */ |
103 | u8 physDiskNum; /* Phys disk number, -1 else */ |
104 | u8 rsvd2; |
105 | u8 rsvd; |
106 | } INTERNAL_CMD; |
107 | |
108 | extern void mptscsih_remove(struct pci_dev *); |
109 | extern void mptscsih_shutdown(struct pci_dev *); |
110 | #ifdef CONFIG_PM |
111 | extern int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); |
112 | extern int mptscsih_resume(struct pci_dev *pdev); |
113 | #endif |
114 | extern int mptscsih_show_info(struct seq_file *, struct Scsi_Host *); |
115 | extern const char * mptscsih_info(struct Scsi_Host *SChost); |
116 | extern int mptscsih_qcmd(struct scsi_cmnd *SCpnt); |
117 | extern int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, |
118 | u8 id, u64 lun, int ctx2abort, ulong timeout); |
119 | extern void mptscsih_slave_destroy(struct scsi_device *device); |
120 | extern int mptscsih_slave_configure(struct scsi_device *device); |
121 | extern int mptscsih_abort(struct scsi_cmnd * SCpnt); |
122 | extern int mptscsih_dev_reset(struct scsi_cmnd * SCpnt); |
123 | extern int mptscsih_target_reset(struct scsi_cmnd * SCpnt); |
124 | extern int mptscsih_bus_reset(struct scsi_cmnd * SCpnt); |
125 | extern int mptscsih_host_reset(struct scsi_cmnd *SCpnt); |
126 | extern int mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, sector_t capacity, int geom[]); |
127 | extern int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
128 | extern int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
129 | extern int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
130 | extern int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); |
131 | extern int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset); |
132 | extern int mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth); |
133 | extern u8 mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id); |
134 | extern int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id); |
135 | extern const struct attribute_group *mptscsih_host_attr_groups[]; |
136 | extern struct scsi_cmnd *mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i); |
137 | extern void mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code); |
138 | extern void mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd); |
139 | |