blob: b3e981d2a506fd6aeabd27795e7b492eb466344a [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/drivers/message/fusion/mptbase.h
3 * High performance SCSI + LAN / Fibre Channel device drivers.
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 MPTBASE_H_INCLUDED
49#define MPTBASE_H_INCLUDED
50/*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
51
Linus Torvalds1da177e2005-04-16 15:20:36 -070052#include <linux/kernel.h>
53#include <linux/pci.h>
Matthias Kaehlckeed5f6062008-03-09 12:16:27 +010054#include <linux/mutex.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070055
56#include "lsi/mpi_type.h"
57#include "lsi/mpi.h" /* Fusion MPI(nterface) basic defs */
58#include "lsi/mpi_ioc.h" /* Fusion MPT IOC(ontroller) defs */
59#include "lsi/mpi_cnfg.h" /* IOC configuration support */
60#include "lsi/mpi_init.h" /* SCSI Host (initiator) protocol support */
61#include "lsi/mpi_lan.h" /* LAN over FC protocol support */
62#include "lsi/mpi_raid.h" /* Integrated Mirroring support */
63
64#include "lsi/mpi_fc.h" /* Fibre Channel (lowlevel) support */
65#include "lsi/mpi_targ.h" /* SCSI/FCP Target protcol support */
66#include "lsi/mpi_tool.h" /* Tools support */
Christoph Hellwig82ffb6712005-09-09 16:25:54 +020067#include "lsi/mpi_sas.h" /* SAS support */
Linus Torvalds1da177e2005-04-16 15:20:36 -070068
69/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
70
71#ifndef MODULEAUTHOR
Prakash, Sathyaf36789e2007-08-14 16:22:54 +053072#define MODULEAUTHOR "LSI Corporation"
Linus Torvalds1da177e2005-04-16 15:20:36 -070073#endif
74
75#ifndef COPYRIGHT
Prakash, Sathyacddc0ab2008-05-21 00:56:41 +053076#define COPYRIGHT "Copyright (c) 1999-2008 " MODULEAUTHOR
Linus Torvalds1da177e2005-04-16 15:20:36 -070077#endif
78
Prakash, Sathya22288ca2008-05-21 00:55:33 +053079#define MPT_LINUX_VERSION_COMMON "3.04.07"
80#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.07"
Linus Torvalds1da177e2005-04-16 15:20:36 -070081#define WHAT_MAGIC_STRING "@" "(" "#" ")"
82
83#define show_mptmod_ver(s,ver) \
84 printk(KERN_INFO "%s %s\n", s, ver);
85
86/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
87/*
88 * Fusion MPT(linux) driver configurable stuff...
89 */
90#define MPT_MAX_ADAPTERS 18
91#define MPT_MAX_PROTOCOL_DRIVERS 16
92#define MPT_MAX_BUS 1 /* Do not change */
93#define MPT_MAX_FC_DEVICES 255
94#define MPT_MAX_SCSI_DEVICES 16
95#define MPT_LAST_LUN 255
96#define MPT_SENSE_BUFFER_ALLOC 64
97 /* allow for 256 max sense alloc, but only 255 max request */
98#if MPT_SENSE_BUFFER_ALLOC >= 256
99# undef MPT_SENSE_BUFFER_ALLOC
100# define MPT_SENSE_BUFFER_ALLOC 256
101# define MPT_SENSE_BUFFER_SIZE 255
102#else
103# define MPT_SENSE_BUFFER_SIZE MPT_SENSE_BUFFER_ALLOC
104#endif
105
106#define MPT_NAME_LENGTH 32
107
108#define MPT_PROCFS_MPTBASEDIR "mpt"
109 /* chg it to "driver/fusion" ? */
110#define MPT_PROCFS_SUMMARY_ALL_NODE MPT_PROCFS_MPTBASEDIR "/summary"
111#define MPT_PROCFS_SUMMARY_ALL_PATHNAME "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE
112#define MPT_FW_REV_MAGIC_ID_STRING "FwRev="
113
114#define MPT_MAX_REQ_DEPTH 1023
115#define MPT_DEFAULT_REQ_DEPTH 256
116#define MPT_MIN_REQ_DEPTH 128
117
118#define MPT_MAX_REPLY_DEPTH MPT_MAX_REQ_DEPTH
119#define MPT_DEFAULT_REPLY_DEPTH 128
120#define MPT_MIN_REPLY_DEPTH 8
121#define MPT_MAX_REPLIES_PER_ISR 32
122
123#define MPT_MAX_FRAME_SIZE 128
124#define MPT_DEFAULT_FRAME_SIZE 128
125
Moore, Eric928496a2006-01-16 18:53:16 -0700126#define MPT_REPLY_FRAME_SIZE 0x50 /* Must be a multiple of 8 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127
128#define MPT_SG_REQ_128_SCALE 1
129#define MPT_SG_REQ_96_SCALE 2
130#define MPT_SG_REQ_64_SCALE 4
131
132#define CAN_SLEEP 1
133#define NO_SLEEP 0
134
135#define MPT_COALESCING_TIMEOUT 0x10
136
137/*
138 * SCSI transfer rate defines.
139 */
140#define MPT_ULTRA320 0x08
141#define MPT_ULTRA160 0x09
142#define MPT_ULTRA2 0x0A
143#define MPT_ULTRA 0x0C
144#define MPT_FAST 0x19
145#define MPT_SCSI 0x32
146#define MPT_ASYNC 0xFF
147
148#define MPT_NARROW 0
149#define MPT_WIDE 1
150
151#define C0_1030 0x08
152#define XL_929 0x01
153
154
155/*
156 * Try to keep these at 2^N-1
157 */
158#define MPT_FC_CAN_QUEUE 127
159#define MPT_SCSI_CAN_QUEUE 127
160
161/*
162 * Set the MAX_SGE value based on user input.
163 */
164#ifdef CONFIG_FUSION_MAX_SGE
165#if CONFIG_FUSION_MAX_SGE < 16
166#define MPT_SCSI_SG_DEPTH 16
167#elif CONFIG_FUSION_MAX_SGE > 128
168#define MPT_SCSI_SG_DEPTH 128
169#else
170#define MPT_SCSI_SG_DEPTH CONFIG_FUSION_MAX_SGE
171#endif
172#else
173#define MPT_SCSI_SG_DEPTH 40
174#endif
175
Eric Moorec6c727a2007-01-29 09:44:54 -0700176/* debug print string length used for events and iocstatus */
177# define EVENT_DESCR_STR_SZ 100
178
Prakash, Sathyad54d48b2008-05-21 01:02:18 +0530179#define MPT_POLLING_INTERVAL 1000 /* in milliseconds */
180
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181#ifdef __KERNEL__ /* { */
182/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
183
184#include <linux/proc_fs.h>
185
186/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
187/*
188 * Attempt semi-consistent error & warning msgs across
189 * MPT drivers. NOTE: Users of these macro defs must
190 * themselves define their own MYNAM.
191 */
Eric Moorec51d0be2007-09-29 10:17:21 -0600192#define MYIOC_s_FMT MYNAM ": %s: "
Prakash, Sathya5c1b91b2007-07-24 15:40:08 +0530193#define MYIOC_s_DEBUG_FMT KERN_DEBUG MYNAM ": %s: "
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194#define MYIOC_s_INFO_FMT KERN_INFO MYNAM ": %s: "
195#define MYIOC_s_NOTE_FMT KERN_NOTICE MYNAM ": %s: "
196#define MYIOC_s_WARN_FMT KERN_WARNING MYNAM ": %s: WARNING - "
197#define MYIOC_s_ERR_FMT KERN_ERR MYNAM ": %s: ERROR - "
198
199/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
200/*
Eric Moore232f08f2007-08-14 17:28:27 -0600201 * ATTO UL4D associated structures and defines
202 */
203#define ATTOFLAG_DISC 0x0001
204#define ATTOFLAG_TAGGED 0x0002
205#define ATTOFLAG_WIDE_ENB 0x0008
206#define ATTOFLAG_ID_ENB 0x0010
207#define ATTOFLAG_LUN_ENB 0x0060
208
209typedef struct _ATTO_DEVICE_INFO
210{
211 u8 Offset; /* 00h */
212 u8 Period; /* 01h */
213 u16 ATTOFlags; /* 02h */
214} ATTO_DEVICE_INFO, MPI_POINTER PTR_ATTO_DEVICE_INFO,
215 ATTODeviceInfo_t, MPI_POINTER pATTODeviceInfo_t;
216
217typedef struct _ATTO_CONFIG_PAGE_SCSI_PORT_2
218{
219 CONFIG_PAGE_HEADER Header; /* 00h */
220 u16 PortFlags; /* 04h */
221 u16 Unused1; /* 06h */
222 u32 Unused2; /* 08h */
223 ATTO_DEVICE_INFO DeviceSettings[16]; /* 0Ch */
224} fATTO_CONFIG_PAGE_SCSI_PORT_2, MPI_POINTER PTR_ATTO_CONFIG_PAGE_SCSI_PORT_2,
225 ATTO_SCSIPortPage2_t, MPI_POINTER pATTO_SCSIPortPage2_t;
226
227
228/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
229/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700230 * MPT protocol driver defs...
231 */
232typedef enum {
233 MPTBASE_DRIVER, /* MPT base class */
234 MPTCTL_DRIVER, /* MPT ioctl class */
Moore, Eric Dean 7fadc872005-04-22 18:01:16 -0400235 MPTSPI_DRIVER, /* MPT SPI host class */
236 MPTFC_DRIVER, /* MPT FC host class */
237 MPTSAS_DRIVER, /* MPT SAS host class */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238 MPTLAN_DRIVER, /* MPT LAN class */
239 MPTSTM_DRIVER, /* MPT SCSI target mode class */
240 MPTUNKNOWN_DRIVER
241} MPT_DRIVER_CLASS;
242
243struct mpt_pci_driver{
244 int (*probe) (struct pci_dev *dev, const struct pci_device_id *id);
245 void (*remove) (struct pci_dev *dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700246};
247
248/*
249 * MPT adapter / port / bus / device info structures...
250 */
251
252typedef union _MPT_FRAME_TRACKER {
253 struct {
254 struct list_head list;
255 u32 arg1;
256 u32 pad;
257 void *argp1;
258 } linkage;
259 /*
260 * NOTE: When request frames are free, on the linkage structure
261 * contets are valid. All other values are invalid.
262 * In particular, do NOT reply on offset [2]
263 * (in words) being the * message context.
264 * The message context must be reset (computed via base address
265 * + an offset) prior to issuing any command.
266 *
267 * NOTE2: On non-32-bit systems, where pointers are LARGE,
268 * using the linkage pointers destroys our sacred MsgContext
269 * field contents. But we don't care anymore because these
270 * are now reset in mpt_put_msg_frame() just prior to sending
271 * a request off to the IOC.
272 */
273 struct {
274 u32 __hdr[2];
275 /*
276 * The following _MUST_ match the location of the
277 * MsgContext field in the MPT message headers.
278 */
279 union {
280 u32 MsgContext;
281 struct {
282 u16 req_idx; /* Request index */
283 u8 cb_idx; /* callback function index */
284 u8 rsvd;
285 } fld;
286 } msgctxu;
287 } hwhdr;
288 /*
289 * Remark: 32 bit identifier:
290 * 31-24: reserved
291 * 23-16: call back index
292 * 15-0 : request index
293 */
294} MPT_FRAME_TRACKER;
295
296/*
297 * We might want to view/access a frame as:
298 * 1) generic request header
299 * 2) SCSIIORequest
300 * 3) SCSIIOReply
301 * 4) MPIDefaultReply
302 * 5) frame tracker
303 */
304typedef struct _MPT_FRAME_HDR {
305 union {
306 MPIHeader_t hdr;
307 SCSIIORequest_t scsireq;
308 SCSIIOReply_t sreply;
309 ConfigReply_t configreply;
310 MPIDefaultReply_t reply;
311 MPT_FRAME_TRACKER frame;
312 } u;
313} MPT_FRAME_HDR;
314
315#define MPT_REQ_MSGFLAGS_DROPME 0x80
316
317typedef struct _MPT_SGL_HDR {
318 SGESimple32_t sge[1];
319} MPT_SGL_HDR;
320
321typedef struct _MPT_SGL64_HDR {
322 SGESimple64_t sge[1];
323} MPT_SGL64_HDR;
324
325/*
326 * System interface register set
327 */
328
329typedef struct _SYSIF_REGS
330{
331 u32 Doorbell; /* 00 System<->IOC Doorbell reg */
332 u32 WriteSequence; /* 04 Write Sequence register */
333 u32 Diagnostic; /* 08 Diagnostic register */
334 u32 TestBase; /* 0C Test Base Address */
335 u32 DiagRwData; /* 10 Read Write Data (fw download) */
336 u32 DiagRwAddress; /* 14 Read Write Address (fw download)*/
337 u32 Reserved1[6]; /* 18-2F reserved for future use */
338 u32 IntStatus; /* 30 Interrupt Status */
339 u32 IntMask; /* 34 Interrupt Mask */
340 u32 Reserved2[2]; /* 38-3F reserved for future use */
341 u32 RequestFifo; /* 40 Request Post/Free FIFO */
342 u32 ReplyFifo; /* 44 Reply Post/Free FIFO */
Prakash, Sathya7a195f42007-08-14 16:08:40 +0530343 u32 RequestHiPriFifo; /* 48 Hi Priority Request FIFO */
344 u32 Reserved3; /* 4C-4F reserved for future use */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700345 u32 HostIndex; /* 50 Host Index register */
346 u32 Reserved4[15]; /* 54-8F */
347 u32 Fubar; /* 90 For Fubar usage */
Eric Moore3dc0b032006-07-11 17:32:33 -0600348 u32 Reserved5[1050];/* 94-10F8 */
349 u32 Reset_1078; /* 10FC Reset 1078 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700350} SYSIF_REGS;
351
352/*
353 * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h
354 * in conjunction with SYSIF_REGS accesses!
355 */
356
357
358/*
359 * Dynamic Multi-Pathing specific stuff...
360 */
361
Moore, Eric Deanc7c82982005-11-16 18:54:25 -0700362/* VirtTarget negoFlags field */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700363#define MPT_TARGET_NO_NEGO_WIDE 0x01
364#define MPT_TARGET_NO_NEGO_SYNC 0x02
365#define MPT_TARGET_NO_NEGO_QAS 0x04
366#define MPT_TAPE_NEGO_IDP 0x08
367
368/*
369 * VirtDevice - FC LUN device or SCSI target device
370 */
Moore, Eric Deanc7c82982005-11-16 18:54:25 -0700371typedef struct _VirtTarget {
James Bottomleyc92f2222006-03-01 09:02:49 -0600372 struct scsi_target *starget;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700373 u8 tflags;
374 u8 ioc_id;
Eric Moore793955f2007-01-29 09:42:20 -0700375 u8 id;
376 u8 channel;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700377 u8 minSyncFactor; /* 0xFF is async */
378 u8 maxOffset; /* 0 if async */
379 u8 maxWidth; /* 0 if narrow, 1 if wide */
380 u8 negoFlags; /* bit field, see above */
381 u8 raidVolume; /* set, if RAID Volume */
382 u8 type; /* byte 0 of Inquiry data */
Eric Moore547f9a22006-06-27 14:42:12 -0600383 u8 deleted; /* target in process of being removed */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700384 u32 num_luns;
Moore, Eric Deanc7c82982005-11-16 18:54:25 -0700385} VirtTarget;
386
387typedef struct _VirtDevice {
Moore, Eric914c2d82006-03-14 09:19:36 -0700388 VirtTarget *vtarget;
Moore, Eric Deanc7c82982005-11-16 18:54:25 -0700389 u8 configured_lun;
Eric Moore793955f2007-01-29 09:42:20 -0700390 int lun;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700391} VirtDevice;
392
393/*
394 * Fibre Channel (SCSI) target device and associated defines...
395 */
396#define MPT_TARGET_DEFAULT_DV_STATUS 0x00
397#define MPT_TARGET_FLAGS_VALID_NEGO 0x01
398#define MPT_TARGET_FLAGS_VALID_INQUIRY 0x02
399#define MPT_TARGET_FLAGS_Q_YES 0x08
400#define MPT_TARGET_FLAGS_VALID_56 0x10
401#define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20
James Bottomleyc92f2222006-03-01 09:02:49 -0600402#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x40
Eric Moore786899b2006-07-11 17:22:22 -0600403#define MPT_TARGET_FLAGS_LED_ON 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700404
405/*
406 * /proc/mpt interface
407 */
408typedef struct {
409 const char *name;
410 mode_t mode;
411 int pad;
412 read_proc_t *read_proc;
413 write_proc_t *write_proc;
414} mpt_proc_entry_t;
415
416#define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \
417do { \
418 len -= offset; \
419 if (len < request) { \
420 *eof = 1; \
421 if (len <= 0) \
422 return 0; \
423 } else \
424 len = request; \
425 *start = buf + offset; \
426 return len; \
427} while (0)
428
429
430/*
431 * IOCTL structure and associated defines
432 */
433
434#define MPT_IOCTL_STATUS_DID_IOCRESET 0x01 /* IOC Reset occurred on the current*/
435#define MPT_IOCTL_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */
436#define MPT_IOCTL_STATUS_TIMER_ACTIVE 0x04 /* The timer is running */
437#define MPT_IOCTL_STATUS_SENSE_VALID 0x08 /* Sense data is valid */
438#define MPT_IOCTL_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */
439#define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20 /* The TM timer is running */
440#define MPT_IOCTL_STATUS_TM_FAILED 0x40 /* User TM request failed */
441
442#define MPTCTL_RESET_OK 0x01 /* Issue Bus Reset */
443
444typedef struct _MPT_IOCTL {
445 struct _MPT_ADAPTER *ioc;
446 u8 ReplyFrame[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
447 u8 sense[MPT_SENSE_BUFFER_ALLOC];
448 int wait_done; /* wake-up value for this ioc */
449 u8 rsvd;
450 u8 status; /* current command status */
451 u8 reset; /* 1 if bus reset allowed */
Eric Moore793955f2007-01-29 09:42:20 -0700452 u8 id; /* target for reset */
Christoph Hellwigeeb846c2006-01-13 18:27:11 +0100453 struct mutex ioctl_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700454} MPT_IOCTL;
455
Christoph Hellwigda4fa652005-10-19 20:01:42 +0200456#define MPT_SAS_MGMT_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */
457#define MPT_SAS_MGMT_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */
458#define MPT_SAS_MGMT_STATUS_TM_FAILED 0x40 /* User TM request failed */
459
460typedef struct _MPT_SAS_MGMT {
Christoph Hellwigeeb846c2006-01-13 18:27:11 +0100461 struct mutex mutex;
Christoph Hellwigda4fa652005-10-19 20:01:42 +0200462 struct completion done;
463 u8 reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
464 u8 status; /* current command status */
465}MPT_SAS_MGMT;
466
Linus Torvalds1da177e2005-04-16 15:20:36 -0700467/*
468 * Event Structure and define
469 */
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600470#define MPTCTL_EVENT_LOG_SIZE (0x000000032)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700471typedef struct _mpt_ioctl_events {
472 u32 event; /* Specified by define above */
473 u32 eventContext; /* Index or counter */
Dave Jones3d9780b2007-05-21 20:59:47 -0400474 u32 data[2]; /* First 8 bytes of Event Data */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700475} MPT_IOCTL_EVENTS;
476
477/*
478 * CONFIGPARM status defines
479 */
480#define MPT_CONFIG_GOOD MPI_IOCSTATUS_SUCCESS
481#define MPT_CONFIG_ERROR 0x002F
482
483/*
484 * Substructure to store SCSI specific configuration page data
485 */
486 /* dvStatus defines: */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700487#define MPT_SCSICFG_USE_NVRAM 0x01 /* WriteSDP1 using NVRAM */
488#define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */
489/* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */
490
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600491typedef struct _SpiCfgData {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700492 u32 PortFlags;
493 int *nvram; /* table of device NVRAM values */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700494 IOCPage4_t *pIocPg4; /* SEP devices addressing */
495 dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */
496 int IocPg4Sz; /* IOCPage4 size */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700497 u8 minSyncFactor; /* 0xFF if async */
498 u8 maxSyncOffset; /* 0 if async */
499 u8 maxBusWidth; /* 0 if narrow, 1 if wide */
500 u8 busType; /* SE, LVD, HD */
501 u8 sdp1version; /* SDP1 version */
502 u8 sdp1length; /* SDP1 length */
503 u8 sdp0version; /* SDP0 version */
504 u8 sdp0length; /* SDP0 length */
505 u8 dvScheduled; /* 1 if scheduled */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700506 u8 noQas; /* Disable QAS for this adapter */
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600507 u8 Saf_Te; /* 1 to force all Processors as
508 * SAF-TE if Inquiry data length
509 * is too short to check for SAF-TE
510 */
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600511 u8 bus_reset; /* 1 to allow bus reset */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700512 u8 rsvd[1];
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600513}SpiCfgData;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700514
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200515typedef struct _SasCfgData {
516 u8 ptClear; /* 1 to automatically clear the
517 * persistent table.
518 * 0 to disable
519 * automatic clearing.
520 */
521}SasCfgData;
522
Eric Mooreb506ade2007-01-29 09:45:37 -0700523/*
524 * Inactive volume link list of raid component data
525 * @inactive_list
526 */
527struct inactive_raid_component_info {
528 struct list_head list;
529 u8 volumeID; /* volume target id */
530 u8 volumeBus; /* volume channel */
531 IOC_3_PHYS_DISK d; /* phys disk info */
532};
533
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600534typedef struct _RaidCfgData {
535 IOCPage2_t *pIocPg2; /* table of Raid Volumes */
536 IOCPage3_t *pIocPg3; /* table of physical disks */
Matthias Kaehlckeed5f6062008-03-09 12:16:27 +0100537 struct mutex inactive_list_mutex;
Eric Mooreb506ade2007-01-29 09:45:37 -0700538 struct list_head inactive_list; /* link list for physical
539 disk that belong in
540 inactive volumes */
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600541}RaidCfgData;
542
Michael Reedca2f9382006-05-24 15:07:24 -0500543typedef struct _FcCfgData {
544 /* will ultimately hold fc_port_page0 also */
545 struct {
546 FCPortPage1_t *data;
547 dma_addr_t dma;
548 int pg_sz;
549 } fc_port_page1[2];
550} FcCfgData;
551
Michael Reed05e8ec12006-01-13 14:31:54 -0600552#define MPT_RPORT_INFO_FLAGS_REGISTERED 0x01 /* rport registered */
553#define MPT_RPORT_INFO_FLAGS_MISSING 0x02 /* missing from DevPage0 scan */
Michael Reed05e8ec12006-01-13 14:31:54 -0600554
555/*
556 * data allocated for each fc rport device
557 */
558struct mptfc_rport_info
559{
560 struct list_head list;
561 struct fc_rport *rport;
Michael Reed3bc7bf12006-01-25 18:05:18 -0700562 struct scsi_target *starget;
Michael Reed05e8ec12006-01-13 14:31:54 -0600563 FCDevicePage0_t pg0;
564 u8 flags;
565};
566
Linus Torvalds1da177e2005-04-16 15:20:36 -0700567/*
568 * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
569 */
570typedef struct _MPT_ADAPTER
571{
572 int id; /* Unique adapter id N {0,1,2,...} */
573 int pci_irq; /* This irq */
574 char name[MPT_NAME_LENGTH]; /* "iocN" */
Prakash, Sathyaef1d8df2007-07-17 14:18:41 +0530575 char prod_name[MPT_NAME_LENGTH]; /* "LSIFC9x9" */
Prakash, Sathyaedb90682007-07-17 14:39:14 +0530576 char board_name[16];
577 char board_assembly[16];
578 char board_tracer[16];
579 u16 nvdata_version_persistent;
580 u16 nvdata_version_default;
Prakash, Sathya5c1b91b2007-07-24 15:40:08 +0530581 int debug_level;
Prakash, Sathyaedb90682007-07-17 14:39:14 +0530582 u8 io_missing_delay;
583 u8 device_missing_delay;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584 SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */
585 SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */
586 u8 bus_type;
587 u32 mem_phys; /* == f4020000 (mmap) */
588 u32 pio_mem_phys; /* Programmed IO (downloadboot) */
589 int mem_size; /* mmap memory size */
Eric Moore793955f2007-01-29 09:42:20 -0700590 int number_of_buses;
591 int devices_per_bus;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700592 int alloc_total;
593 u32 last_state;
594 int active;
595 u8 *alloc; /* frames alloc ptr */
596 dma_addr_t alloc_dma;
597 u32 alloc_sz;
598 MPT_FRAME_HDR *reply_frames; /* Reply msg frames - rounded up! */
599 u32 reply_frames_low_dma;
600 int reply_depth; /* Num Allocated reply frames */
601 int reply_sz; /* Reply frame size */
602 int num_chain; /* Number of chain buffers */
603 /* Pool of buffers for chaining. ReqToChain
604 * and ChainToChain track index of chain buffers.
605 * ChainBuffer (DMA) virt/phys addresses.
606 * FreeChainQ (lock) locking mechanisms.
607 */
608 int *ReqToChain;
609 int *RequestNB;
610 int *ChainToChain;
611 u8 *ChainBuffer;
612 dma_addr_t ChainBufferDMA;
613 struct list_head FreeChainQ;
614 spinlock_t FreeChainQlock;
615 /* We (host driver) get to manage our own RequestQueue! */
616 dma_addr_t req_frames_dma;
617 MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */
618 u32 req_frames_low_dma;
619 int req_depth; /* Number of request frames */
620 int req_sz; /* Request frame size (bytes) */
621 spinlock_t FreeQlock;
622 struct list_head FreeQ;
623 /* Pool of SCSI sense buffers for commands coming from
624 * the SCSI mid-layer. We have one 256 byte sense buffer
625 * for each REQ entry.
626 */
627 u8 *sense_buf_pool;
628 dma_addr_t sense_buf_pool_dma;
629 u32 sense_buf_low_dma;
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200630 u8 *HostPageBuffer; /* SAS - host page buffer support */
631 u32 HostPageBuffer_sz;
632 dma_addr_t HostPageBuffer_dma;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700633 int mtrr_reg;
634 struct pci_dev *pcidev; /* struct pci_dev pointer */
Prakash, Sathyae78d5b82008-02-08 22:05:35 +0530635 int bars; /* bitmask of BAR's that must be configured */
Prakash, Sathya23a274c2008-03-07 15:53:21 +0530636 int msi_enable;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700637 u8 __iomem *memmap; /* mmap address */
638 struct Scsi_Host *sh; /* Scsi Host pointer */
Moore, Eric Dean466544d2005-09-14 18:09:10 -0600639 SpiCfgData spi_data; /* Scsi config. data */
640 RaidCfgData raid_data; /* Raid config. data */
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200641 SasCfgData sas_data; /* Sas config. data */
Michael Reedca2f9382006-05-24 15:07:24 -0500642 FcCfgData fc_data; /* Fc config. data */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700643 MPT_IOCTL *ioctl; /* ioctl data pointer */
644 struct proc_dir_entry *ioc_dentry;
645 struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */
646 spinlock_t diagLock; /* diagnostic reset lock */
647 int diagPending;
648 u32 biosVersion; /* BIOS version from IO Unit Page 2 */
649 int eventTypes; /* Event logging parameters */
650 int eventContext; /* Next event context */
651 int eventLogSize; /* Max number of cached events */
652 struct _mpt_ioctl_events *events; /* pointer to event log */
653 u8 *cached_fw; /* Pointer to FW */
654 dma_addr_t cached_fw_dma;
655 struct list_head configQ; /* linked list of config. requests */
656 int hs_reply_idx;
657#ifndef MFCNT
658 u32 pad0;
659#else
660 u32 mfcnt;
661#endif
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200662 u32 NB_for_64_byte_frame;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700663 u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
664 u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
665 IOCFactsReply_t facts;
666 PortFactsReply_t pfacts[2];
667 FCPortPage0_t fc_port_page0[2];
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200668 struct timer_list persist_timer; /* persist table timer */
669 int persist_wait_done; /* persist completion flag */
670 u8 persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700671 LANPage0_t lan_cnfg_page0;
672 LANPage1_t lan_cnfg_page1;
Eric Mooreb506ade2007-01-29 09:45:37 -0700673
674 u8 ir_firmware; /* =1 if IR firmware detected */
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200675 /*
Moore, Eric Dean 3fadc592005-05-11 17:46:52 -0600676 * Description: errata_flag_1064
677 * If a PCIX read occurs within 1 or 2 cycles after the chip receives
678 * a split completion for a read data, an internal address pointer incorrectly
679 * increments by 32 bytes
680 */
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200681 int errata_flag_1064;
Moore, Ericea5a7a82006-02-02 17:20:01 -0700682 int aen_event_read_flag; /* flag to indicate event log was read*/
Linus Torvalds1da177e2005-04-16 15:20:36 -0700683 u8 FirstWhoInit;
684 u8 upload_fw; /* If set, do a fw upload */
685 u8 reload_fw; /* Force a FW Reload on next reset */
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200686 u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700687 u8 pad1[4];
Prakash, Sathyaf606f572007-08-14 16:12:53 +0530688 u8 DoneCtx;
689 u8 TaskCtx;
690 u8 InternalCtx;
Moore, Eric Dean2a238ea2005-12-01 10:50:32 -0700691 spinlock_t initializing_hba_lock;
692 int initializing_hba_lock_flag;
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200693 struct list_head list;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700694 struct net_device *netdev;
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200695 struct list_head sas_topology;
Christoph Hellwig9a28f492006-01-13 18:04:41 +0100696 struct mutex sas_topology_mutex;
Moore, Erice6b2d762006-03-14 09:14:24 -0700697 struct mutex sas_discovery_mutex;
698 u8 sas_discovery_runtime;
699 u8 sas_discovery_ignore_events;
700 int sas_index; /* index refrencing */
Christoph Hellwigda4fa652005-10-19 20:01:42 +0200701 MPT_SAS_MGMT sas_mgmt;
Eric Moore547f9a22006-06-27 14:42:12 -0600702 struct work_struct sas_persist_task;
Michael Reed05e8ec12006-01-13 14:31:54 -0600703
Michael Reed419835e2006-05-24 15:07:40 -0500704 struct work_struct fc_setup_reset_work;
Michael Reed05e8ec12006-01-13 14:31:54 -0600705 struct list_head fc_rports;
Prakash, Sathyaeb5329f2007-08-14 16:19:32 +0530706 struct work_struct fc_lsc_work;
707 u8 fc_link_speed[2];
Michael Reed05e8ec12006-01-13 14:31:54 -0600708 spinlock_t fc_rescan_work_lock;
Michael Reed05e8ec12006-01-13 14:31:54 -0600709 struct work_struct fc_rescan_work;
Kay Sieversaab0de22008-05-02 06:02:41 +0200710 char fc_rescan_work_q_name[20];
Moore, Eric65207fe2006-04-21 16:14:35 -0600711 struct workqueue_struct *fc_rescan_work_q;
Eric Mooree8206382007-09-29 10:16:53 -0600712 struct scsi_cmnd **ScsiLookup;
713 spinlock_t scsi_lookup_lock;
Prakash, Sathyad54d48b2008-05-21 01:02:18 +0530714
Kay Sieversaab0de22008-05-02 06:02:41 +0200715 char reset_work_q_name[20];
Prakash, Sathyad54d48b2008-05-21 01:02:18 +0530716 struct workqueue_struct *reset_work_q;
717 struct delayed_work fault_reset_work;
718 spinlock_t fault_reset_work_lock;
719
Linus Torvalds1da177e2005-04-16 15:20:36 -0700720} MPT_ADAPTER;
721
722/*
723 * New return value convention:
724 * 1 = Ok to free associated request frame
725 * 0 = not Ok ...
726 */
727typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
728typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
729typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
730/* reset_phase defs */
731#define MPT_IOC_PRE_RESET 0
732#define MPT_IOC_POST_RESET 1
733#define MPT_IOC_SETUP_RESET 2
734
735/*
736 * Invent MPT host event (super-set of MPI Events)
737 * Fitted to 1030's 64-byte [max] request frame size
738 */
739typedef struct _MPT_HOST_EVENT {
740 EventNotificationReply_t MpiEvent; /* 8 32-bit words! */
741 u32 pad[6];
742 void *next;
743} MPT_HOST_EVENT;
744
745#define MPT_HOSTEVENT_IOC_BRINGUP 0x91
746#define MPT_HOSTEVENT_IOC_RECOVER 0x92
747
748/* Define the generic types based on the size
749 * of the dma_addr_t type.
750 */
751typedef struct _mpt_sge {
752 u32 FlagsLength;
753 dma_addr_t Address;
754} MptSge_t;
755
756#define mpt_addr_size() \
757 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \
758 MPI_SGE_FLAGS_32_BIT_ADDRESSING)
759
760#define mpt_msg_flags() \
761 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \
762 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32)
763
764/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
765/*
766 * Funky (private) macros...
767 */
Prakash, Sathya5c1b91b2007-07-24 15:40:08 +0530768#include "mptdebug.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700769
770#define MPT_INDEX_2_MFPTR(ioc,idx) \
771 (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )
772
773#define MFPTR_2_MPT_INDEX(ioc,mf) \
774 (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )
775
776#define MPT_INDEX_2_RFPTR(ioc,idx) \
777 (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
778
Linus Torvalds1da177e2005-04-16 15:20:36 -0700779/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
780
781#define SCSI_STD_SENSE_BYTES 18
782#define SCSI_STD_INQUIRY_BYTES 36
783#define SCSI_MAX_INQUIRY_BYTES 96
784
785/*
786 * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
787 * Private to the driver.
788 */
789/* LOCAL structure and fields used when processing
790 * internally generated commands. These include:
791 * bus scan, dv and config requests.
792 */
793typedef struct _MPT_LOCAL_REPLY {
794 ConfigPageHeader_t header;
795 int completion;
796 u8 sense[SCSI_STD_SENSE_BYTES];
797 u8 scsiStatus;
798 u8 skip;
799 u32 pad;
800} MPT_LOCAL_REPLY;
801
802#define MPT_HOST_BUS_UNKNOWN (0xFF)
803#define MPT_HOST_TOO_MANY_TM (0x05)
804#define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF)
805#define MPT_HOST_NO_CHAIN (0xFFFFFFFF)
806#define MPT_NVRAM_MASK_TIMEOUT (0x000000FF)
807#define MPT_NVRAM_SYNC_MASK (0x0000FF00)
808#define MPT_NVRAM_SYNC_SHIFT (8)
809#define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000)
810#define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000)
811#define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000)
812#define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000)
813#define MPT_NVRAM_WIDE_DISABLE (0x00100000)
814#define MPT_NVRAM_BOOT_CHOICE (0x00200000)
815
816/* The TM_STATE variable is used to provide strict single threading of TM
817 * requests as well as communicate TM error conditions.
818 */
819#define TM_STATE_NONE (0)
820#define TM_STATE_IN_PROGRESS (1)
821#define TM_STATE_ERROR (2)
822
823typedef enum {
824 FC,
Moore, Eric Deana9b29372005-11-16 18:54:20 -0700825 SPI,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700826 SAS
827} BUS_TYPE;
828
829typedef struct _MPT_SCSI_HOST {
830 MPT_ADAPTER *ioc;
831 int port;
832 u32 pad0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700833 MPT_LOCAL_REPLY *pLocal; /* used for internal commands */
834 struct timer_list timer;
835 /* Pool of memory for holding SCpnts before doing
836 * OS callbacks. freeQ is the free pool.
837 */
838 u8 tmPending;
839 u8 resetPending;
840 u8 negoNvram; /* DV disabled, nego NVRAM */
841 u8 pad1;
842 u8 tmState;
843 u8 rsvd[2];
844 MPT_FRAME_HDR *cmdPtr; /* Ptr to nonOS request */
845 struct scsi_cmnd *abortSCpnt;
846 MPT_LOCAL_REPLY localReply; /* internal cmd reply struct */
847 unsigned long hard_resets; /* driver forced bus resets count */
848 unsigned long soft_resets; /* fw/external bus resets count */
849 unsigned long timeouts; /* cmd timeouts */
850 ushort sel_timeout[MPT_MAX_FC_DEVICES];
Moore, Eric Dean 7fadc872005-04-22 18:01:16 -0400851 char *info_kbuf;
852 wait_queue_head_t scandv_waitq;
853 int scandv_wait_done;
854 long last_queue_full;
Eric Moore3dc0b032006-07-11 17:32:33 -0600855 u16 tm_iocstatus;
Eric Moore729782452007-02-07 16:51:40 -0700856 u16 spi_pending;
Eric Mooredf9e0622007-01-29 09:46:21 -0700857 struct list_head target_reset_list;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700858} MPT_SCSI_HOST;
859
860/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
861/*
862 * More Dynamic Multi-Pathing stuff...
863 */
864
865/* Forward decl, a strange C thing, to prevent gcc compiler warnings */
866struct scsi_cmnd;
867
868/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
869/*
870 * Generic structure passed to the base mpt_config function.
871 */
872typedef struct _x_config_parms {
873 struct list_head linkage; /* linked list */
874 struct timer_list timer; /* timer function for this request */
Christoph Hellwig69218ee2005-08-18 16:26:15 +0200875 union {
876 ConfigExtendedPageHeader_t *ehdr;
877 ConfigPageHeader_t *hdr;
878 } cfghdr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700879 dma_addr_t physAddr;
880 int wait_done; /* wait for this request */
881 u32 pageAddr; /* properly formatted */
882 u8 action;
883 u8 dir;
884 u8 timeout; /* seconds */
885 u8 pad1;
886 u16 status;
887 u16 pad2;
888} CONFIGPARMS;
889
890/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
891/*
892 * Public entry points...
893 */
Moore, Eric Dean 7fadc872005-04-22 18:01:16 -0400894extern int mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id);
895extern void mpt_detach(struct pci_dev *pdev);
896#ifdef CONFIG_PM
897extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state);
898extern int mpt_resume(struct pci_dev *pdev);
899#endif
Prakash, Sathyaf606f572007-08-14 16:12:53 +0530900extern u8 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
901extern void mpt_deregister(u8 cb_idx);
902extern int mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc);
903extern void mpt_event_deregister(u8 cb_idx);
904extern int mpt_reset_register(u8 cb_idx, MPT_RESETHANDLER reset_func);
905extern void mpt_reset_deregister(u8 cb_idx);
906extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, u8 cb_idx);
907extern void mpt_device_driver_deregister(u8 cb_idx);
908extern MPT_FRAME_HDR *mpt_get_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700909extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
Prakash, Sathyaf606f572007-08-14 16:12:53 +0530910extern void mpt_put_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
911extern void mpt_put_msg_frame_hi_pri(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700912extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr);
913
Prakash, Sathyaf606f572007-08-14 16:12:53 +0530914extern int mpt_send_handshake_request(u8 cb_idx, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700915extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
916extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
917extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
918extern int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
919extern int mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
Prakash, Sathya984621b2008-01-11 14:42:17 +0530920extern int mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700921extern void mpt_free_fw_memory(MPT_ADAPTER *ioc);
922extern int mpt_findImVolumes(MPT_ADAPTER *ioc);
Christoph Hellwig82ffb6712005-09-09 16:25:54 +0200923extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
Eric Mooreb506ade2007-01-29 09:45:37 -0700924extern int mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhysDiskPage0_t phys_disk);
Kashyap, Desai2f4c7822009-01-06 15:03:37 +0530925extern void mpt_halt_firmware(MPT_ADAPTER *ioc);
926
Linus Torvalds1da177e2005-04-16 15:20:36 -0700927
928/*
929 * Public data decl's...
930 */
931extern struct list_head ioc_list;
Kashyap, Desai2f4c7822009-01-06 15:03:37 +0530932extern int mpt_fwfault_debug;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700933
Linus Torvalds1da177e2005-04-16 15:20:36 -0700934/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
935#endif /* } __KERNEL__ */
936
Kyle McMartin2939dea2007-10-17 12:25:00 -0400937#ifdef CONFIG_64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700938#define CAST_U32_TO_PTR(x) ((void *)(u64)x)
939#define CAST_PTR_TO_U32(x) ((u32)(u64)x)
940#else
941#define CAST_U32_TO_PTR(x) ((void *)x)
942#define CAST_PTR_TO_U32(x) ((u32)x)
943#endif
944
945#define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
946 ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR) ? 'I' : 'i', \
947 ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET) ? 'T' : 't', \
948 ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN) ? 'L' : 'l', \
949 ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR) ? 'B' : 'b'
950
951/*
952 * Shifted SGE Defines - Use in SGE with FlagsLength member.
953 * Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header).
954 * Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read
955 */
956#define MPT_TRANSFER_IOC_TO_HOST (0x00000000)
957#define MPT_TRANSFER_HOST_TO_IOC (0x04000000)
958#define MPT_SGE_FLAGS_LAST_ELEMENT (0x80000000)
959#define MPT_SGE_FLAGS_END_OF_BUFFER (0x40000000)
960#define MPT_SGE_FLAGS_LOCAL_ADDRESS (0x08000000)
961#define MPT_SGE_FLAGS_DIRECTION (0x04000000)
962#define MPT_SGE_FLAGS_ADDRESSING (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT)
963#define MPT_SGE_FLAGS_END_OF_LIST (0x01000000)
964
965#define MPT_SGE_FLAGS_TRANSACTION_ELEMENT (0x00000000)
966#define MPT_SGE_FLAGS_SIMPLE_ELEMENT (0x10000000)
967#define MPT_SGE_FLAGS_CHAIN_ELEMENT (0x30000000)
968#define MPT_SGE_FLAGS_ELEMENT_MASK (0x30000000)
969
970#define MPT_SGE_FLAGS_SSIMPLE_READ \
971 (MPT_SGE_FLAGS_LAST_ELEMENT | \
972 MPT_SGE_FLAGS_END_OF_BUFFER | \
973 MPT_SGE_FLAGS_END_OF_LIST | \
974 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
975 MPT_SGE_FLAGS_ADDRESSING | \
976 MPT_TRANSFER_IOC_TO_HOST)
977#define MPT_SGE_FLAGS_SSIMPLE_WRITE \
978 (MPT_SGE_FLAGS_LAST_ELEMENT | \
979 MPT_SGE_FLAGS_END_OF_BUFFER | \
980 MPT_SGE_FLAGS_END_OF_LIST | \
981 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
982 MPT_SGE_FLAGS_ADDRESSING | \
983 MPT_TRANSFER_HOST_TO_IOC)
984
985/*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
986#endif
987