projects / linux-2.6-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
[SCSI] libsas: Fix potential NULL dereference in sas_smp_get_phy_events()
[linux-2.6-block.git] / drivers / message / fusion / mptbase.h
CommitLineData
1da177e4
LT		 1/*
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
6 * running LSI Logic Fusion MPT (Message Passing Technology) firmware.
7 *
9f4203b3 8 * Copyright (c) 1999-2007 LSI Logic Corporation
16d20101 9 * (mailto:DL-MPTFusionLinux@lsi.com)
1da177e4 10 *
1da177e4
LT		 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 MPTBASE_H_INCLUDED
49#define MPTBASE_H_INCLUDED
50/*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
51
1da177e4
LT		 52#include <linux/kernel.h>
53#include <linux/pci.h>
54
55#include "lsi/mpi_type.h"
56#include "lsi/mpi.h" /* Fusion MPI(nterface) basic defs */
57#include "lsi/mpi_ioc.h" /* Fusion MPT IOC(ontroller) defs */
58#include "lsi/mpi_cnfg.h" /* IOC configuration support */
59#include "lsi/mpi_init.h" /* SCSI Host (initiator) protocol support */
60#include "lsi/mpi_lan.h" /* LAN over FC protocol support */
61#include "lsi/mpi_raid.h" /* Integrated Mirroring support */
62
63#include "lsi/mpi_fc.h" /* Fibre Channel (lowlevel) support */
64#include "lsi/mpi_targ.h" /* SCSI/FCP Target protcol support */
65#include "lsi/mpi_tool.h" /* Tools support */
82ffb671 66#include "lsi/mpi_sas.h" /* SAS support */
1da177e4
LT		 67
68/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
69
70#ifndef MODULEAUTHOR
71#define MODULEAUTHOR "LSI Logic Corporation"
72#endif
73
74#ifndef COPYRIGHT
9f4203b3 75#define COPYRIGHT "Copyright (c) 1999-2007 " MODULEAUTHOR
1da177e4
LT		 76#endif
77
d36b113e
EM		 78#define MPT_LINUX_VERSION_COMMON "3.04.05"
79#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.05"
1da177e4
LT		 80#define WHAT_MAGIC_STRING "@" "(" "#" ")"
81
82#define show_mptmod_ver(s,ver) \
83 printk(KERN_INFO "%s %s\n", s, ver);
84
85/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
86/*
87 * Fusion MPT(linux) driver configurable stuff...
88 */
89#define MPT_MAX_ADAPTERS 18
90#define MPT_MAX_PROTOCOL_DRIVERS 16
91#define MPT_MAX_BUS 1 /* Do not change */
92#define MPT_MAX_FC_DEVICES 255
93#define MPT_MAX_SCSI_DEVICES 16
94#define MPT_LAST_LUN 255
95#define MPT_SENSE_BUFFER_ALLOC 64
96 /* allow for 256 max sense alloc, but only 255 max request */
97#if MPT_SENSE_BUFFER_ALLOC >= 256
98# undef MPT_SENSE_BUFFER_ALLOC
99# define MPT_SENSE_BUFFER_ALLOC 256
100# define MPT_SENSE_BUFFER_SIZE 255
101#else
102# define MPT_SENSE_BUFFER_SIZE MPT_SENSE_BUFFER_ALLOC
103#endif
104
105#define MPT_NAME_LENGTH 32
106
107#define MPT_PROCFS_MPTBASEDIR "mpt"
108 /* chg it to "driver/fusion" ? */
109#define MPT_PROCFS_SUMMARY_ALL_NODE MPT_PROCFS_MPTBASEDIR "/summary"
110#define MPT_PROCFS_SUMMARY_ALL_PATHNAME "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE
111#define MPT_FW_REV_MAGIC_ID_STRING "FwRev="
112
113#define MPT_MAX_REQ_DEPTH 1023
114#define MPT_DEFAULT_REQ_DEPTH 256
115#define MPT_MIN_REQ_DEPTH 128
116
117#define MPT_MAX_REPLY_DEPTH MPT_MAX_REQ_DEPTH
118#define MPT_DEFAULT_REPLY_DEPTH 128
119#define MPT_MIN_REPLY_DEPTH 8
120#define MPT_MAX_REPLIES_PER_ISR 32
121
122#define MPT_MAX_FRAME_SIZE 128
123#define MPT_DEFAULT_FRAME_SIZE 128
124
928496ac 125#define MPT_REPLY_FRAME_SIZE 0x50 /* Must be a multiple of 8 */
1da177e4
LT		 126
127#define MPT_SG_REQ_128_SCALE 1
128#define MPT_SG_REQ_96_SCALE 2
129#define MPT_SG_REQ_64_SCALE 4
130
131#define CAN_SLEEP 1
132#define NO_SLEEP 0
133
134#define MPT_COALESCING_TIMEOUT 0x10
135
136/*
137 * SCSI transfer rate defines.
138 */
139#define MPT_ULTRA320 0x08
140#define MPT_ULTRA160 0x09
141#define MPT_ULTRA2 0x0A
142#define MPT_ULTRA 0x0C
143#define MPT_FAST 0x19
144#define MPT_SCSI 0x32
145#define MPT_ASYNC 0xFF
146
147#define MPT_NARROW 0
148#define MPT_WIDE 1
149
150#define C0_1030 0x08
151#define XL_929 0x01
152
153
154/*
155 * Try to keep these at 2^N-1
156 */
157#define MPT_FC_CAN_QUEUE 127
158#define MPT_SCSI_CAN_QUEUE 127
159
160/*
161 * Set the MAX_SGE value based on user input.
162 */
163#ifdef CONFIG_FUSION_MAX_SGE
164#if CONFIG_FUSION_MAX_SGE < 16
165#define MPT_SCSI_SG_DEPTH 16
166#elif CONFIG_FUSION_MAX_SGE > 128
167#define MPT_SCSI_SG_DEPTH 128
168#else
169#define MPT_SCSI_SG_DEPTH CONFIG_FUSION_MAX_SGE
170#endif
171#else
172#define MPT_SCSI_SG_DEPTH 40
173#endif
174
c6c727a1
EM		 175/* debug print string length used for events and iocstatus */
176# define EVENT_DESCR_STR_SZ 100
177
1da177e4
LT		 178#ifdef __KERNEL__ /* { */
179/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
180
181#include <linux/proc_fs.h>
182
183/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
184/*
185 * Attempt semi-consistent error & warning msgs across
186 * MPT drivers. NOTE: Users of these macro defs must
187 * themselves define their own MYNAM.
188 */
189#define MYIOC_s_INFO_FMT KERN_INFO MYNAM ": %s: "
190#define MYIOC_s_NOTE_FMT KERN_NOTICE MYNAM ": %s: "
191#define MYIOC_s_WARN_FMT KERN_WARNING MYNAM ": %s: WARNING - "
192#define MYIOC_s_ERR_FMT KERN_ERR MYNAM ": %s: ERROR - "
193
194/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
195/*
196 * MPT protocol driver defs...
197 */
198typedef enum {
199 MPTBASE_DRIVER, /* MPT base class */
200 MPTCTL_DRIVER, /* MPT ioctl class */
7fadc87e
MED		 201 MPTSPI_DRIVER, /* MPT SPI host class */
202 MPTFC_DRIVER, /* MPT FC host class */
203 MPTSAS_DRIVER, /* MPT SAS host class */
1da177e4
LT		 204 MPTLAN_DRIVER, /* MPT LAN class */
205 MPTSTM_DRIVER, /* MPT SCSI target mode class */
206 MPTUNKNOWN_DRIVER
207} MPT_DRIVER_CLASS;
208
209struct mpt_pci_driver{
210 int (*probe) (struct pci_dev *dev, const struct pci_device_id *id);
211 void (*remove) (struct pci_dev *dev);
1da177e4
LT		 212};
213
214/*
215 * MPT adapter / port / bus / device info structures...
216 */
217
218typedef union _MPT_FRAME_TRACKER {
219 struct {
220 struct list_head list;
221 u32 arg1;
222 u32 pad;
223 void *argp1;
224 } linkage;
225 /*
226 * NOTE: When request frames are free, on the linkage structure
227 * contets are valid. All other values are invalid.
228 * In particular, do NOT reply on offset [2]
229 * (in words) being the * message context.
230 * The message context must be reset (computed via base address
231 * + an offset) prior to issuing any command.
232 *
233 * NOTE2: On non-32-bit systems, where pointers are LARGE,
234 * using the linkage pointers destroys our sacred MsgContext
235 * field contents. But we don't care anymore because these
236 * are now reset in mpt_put_msg_frame() just prior to sending
237 * a request off to the IOC.
238 */
239 struct {
240 u32 __hdr[2];
241 /*
242 * The following _MUST_ match the location of the
243 * MsgContext field in the MPT message headers.
244 */
245 union {
246 u32 MsgContext;
247 struct {
248 u16 req_idx; /* Request index */
249 u8 cb_idx; /* callback function index */
250 u8 rsvd;
251 } fld;
252 } msgctxu;
253 } hwhdr;
254 /*
255 * Remark: 32 bit identifier:
256 * 31-24: reserved
257 * 23-16: call back index
258 * 15-0 : request index
259 */
260} MPT_FRAME_TRACKER;
261
262/*
263 * We might want to view/access a frame as:
264 * 1) generic request header
265 * 2) SCSIIORequest
266 * 3) SCSIIOReply
267 * 4) MPIDefaultReply
268 * 5) frame tracker
269 */
270typedef struct _MPT_FRAME_HDR {
271 union {
272 MPIHeader_t hdr;
273 SCSIIORequest_t scsireq;
274 SCSIIOReply_t sreply;
275 ConfigReply_t configreply;
276 MPIDefaultReply_t reply;
277 MPT_FRAME_TRACKER frame;
278 } u;
279} MPT_FRAME_HDR;
280
281#define MPT_REQ_MSGFLAGS_DROPME 0x80
282
283typedef struct _MPT_SGL_HDR {
284 SGESimple32_t sge[1];
285} MPT_SGL_HDR;
286
287typedef struct _MPT_SGL64_HDR {
288 SGESimple64_t sge[1];
289} MPT_SGL64_HDR;
290
291/*
292 * System interface register set
293 */
294
295typedef struct _SYSIF_REGS
296{
297 u32 Doorbell; /* 00 System<->IOC Doorbell reg */
298 u32 WriteSequence; /* 04 Write Sequence register */
299 u32 Diagnostic; /* 08 Diagnostic register */
300 u32 TestBase; /* 0C Test Base Address */
301 u32 DiagRwData; /* 10 Read Write Data (fw download) */
302 u32 DiagRwAddress; /* 14 Read Write Address (fw download)*/
303 u32 Reserved1[6]; /* 18-2F reserved for future use */
304 u32 IntStatus; /* 30 Interrupt Status */
305 u32 IntMask; /* 34 Interrupt Mask */
306 u32 Reserved2[2]; /* 38-3F reserved for future use */
307 u32 RequestFifo; /* 40 Request Post/Free FIFO */
308 u32 ReplyFifo; /* 44 Reply Post/Free FIFO */
309 u32 Reserved3[2]; /* 48-4F reserved for future use */
310 u32 HostIndex; /* 50 Host Index register */
311 u32 Reserved4[15]; /* 54-8F */
312 u32 Fubar; /* 90 For Fubar usage */
3dc0b03f
EM		 313 u32 Reserved5[1050];/* 94-10F8 */
314 u32 Reset_1078; /* 10FC Reset 1078 */
1da177e4
LT		 315} SYSIF_REGS;
316
317/*
318 * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h
319 * in conjunction with SYSIF_REGS accesses!
320 */
321
322
323/*
324 * Dynamic Multi-Pathing specific stuff...
325 */
326
c7c82987 327/* VirtTarget negoFlags field */
1da177e4
LT		 328#define MPT_TARGET_NO_NEGO_WIDE 0x01
329#define MPT_TARGET_NO_NEGO_SYNC 0x02
330#define MPT_TARGET_NO_NEGO_QAS 0x04
331#define MPT_TAPE_NEGO_IDP 0x08
332
333/*
334 * VirtDevice - FC LUN device or SCSI target device
335 */
c7c82987 336typedef struct _VirtTarget {
c92f222e 337 struct scsi_target *starget;
1da177e4
LT		 338 u8 tflags;
339 u8 ioc_id;
793955f5
EM		 340 u8 id;
341 u8 channel;
1da177e4
LT		 342 u8 minSyncFactor; /* 0xFF is async */
343 u8 maxOffset; /* 0 if async */
344 u8 maxWidth; /* 0 if narrow, 1 if wide */
345 u8 negoFlags; /* bit field, see above */
346 u8 raidVolume; /* set, if RAID Volume */
347 u8 type; /* byte 0 of Inquiry data */
547f9a21 348 u8 deleted; /* target in process of being removed */
1da177e4 349 u32 num_luns;
c7c82987
MED		 350} VirtTarget;
351
352typedef struct _VirtDevice {
914c2d8e 353 VirtTarget *vtarget;
c7c82987 354 u8 configured_lun;
793955f5 355 int lun;
1da177e4
LT		 356} VirtDevice;
357
358/*
359 * Fibre Channel (SCSI) target device and associated defines...
360 */
361#define MPT_TARGET_DEFAULT_DV_STATUS 0x00
362#define MPT_TARGET_FLAGS_VALID_NEGO 0x01
363#define MPT_TARGET_FLAGS_VALID_INQUIRY 0x02
364#define MPT_TARGET_FLAGS_Q_YES 0x08
365#define MPT_TARGET_FLAGS_VALID_56 0x10
366#define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20
c92f222e 367#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x40
786899b0 368#define MPT_TARGET_FLAGS_LED_ON 0x80
1da177e4
LT		 369
370/*
371 * /proc/mpt interface
372 */
373typedef struct {
374 const char *name;
375 mode_t mode;
376 int pad;
377 read_proc_t *read_proc;
378 write_proc_t *write_proc;
379} mpt_proc_entry_t;
380
381#define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \
382do { \
383 len -= offset; \
384 if (len < request) { \
385 *eof = 1; \
386 if (len <= 0) \
387 return 0; \
388 } else \
389 len = request; \
390 *start = buf + offset; \
391 return len; \
392} while (0)
393
394
395/*
396 * IOCTL structure and associated defines
397 */
398
399#define MPT_IOCTL_STATUS_DID_IOCRESET 0x01 /* IOC Reset occurred on the current*/
400#define MPT_IOCTL_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */
401#define MPT_IOCTL_STATUS_TIMER_ACTIVE 0x04 /* The timer is running */
402#define MPT_IOCTL_STATUS_SENSE_VALID 0x08 /* Sense data is valid */
403#define MPT_IOCTL_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */
404#define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20 /* The TM timer is running */
405#define MPT_IOCTL_STATUS_TM_FAILED 0x40 /* User TM request failed */
406
407#define MPTCTL_RESET_OK 0x01 /* Issue Bus Reset */
408
409typedef struct _MPT_IOCTL {
410 struct _MPT_ADAPTER *ioc;
411 u8 ReplyFrame[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
412 u8 sense[MPT_SENSE_BUFFER_ALLOC];
413 int wait_done; /* wake-up value for this ioc */
414 u8 rsvd;
415 u8 status; /* current command status */
416 u8 reset; /* 1 if bus reset allowed */
793955f5 417 u8 id; /* target for reset */
eeb846ce 418 struct mutex ioctl_mutex;
1da177e4
LT		 419} MPT_IOCTL;
420
da4fa655
CH		 421#define MPT_SAS_MGMT_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */
422#define MPT_SAS_MGMT_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */
423#define MPT_SAS_MGMT_STATUS_TM_FAILED 0x40 /* User TM request failed */
424
425typedef struct _MPT_SAS_MGMT {
eeb846ce 426 struct mutex mutex;
da4fa655
CH		 427 struct completion done;
428 u8 reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
429 u8 status; /* current command status */
430}MPT_SAS_MGMT;
431
1da177e4
LT		 432/*
433 * Event Structure and define
434 */
466544d8 435#define MPTCTL_EVENT_LOG_SIZE (0x000000032)
1da177e4
LT		 436typedef struct _mpt_ioctl_events {
437 u32 event; /* Specified by define above */
438 u32 eventContext; /* Index or counter */
3d9780b9 439 u32 data[2]; /* First 8 bytes of Event Data */
1da177e4
LT		 440} MPT_IOCTL_EVENTS;
441
442/*
443 * CONFIGPARM status defines
444 */
445#define MPT_CONFIG_GOOD MPI_IOCSTATUS_SUCCESS
446#define MPT_CONFIG_ERROR 0x002F
447
448/*
449 * Substructure to store SCSI specific configuration page data
450 */
451 /* dvStatus defines: */
1da177e4
LT		 452#define MPT_SCSICFG_USE_NVRAM 0x01 /* WriteSDP1 using NVRAM */
453#define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */
454/* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */
455
466544d8 456typedef struct _SpiCfgData {
1da177e4
LT		 457 u32 PortFlags;
458 int *nvram; /* table of device NVRAM values */
1da177e4
LT		 459 IOCPage4_t *pIocPg4; /* SEP devices addressing */
460 dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */
461 int IocPg4Sz; /* IOCPage4 size */
1da177e4
LT		 462 u8 minSyncFactor; /* 0xFF if async */
463 u8 maxSyncOffset; /* 0 if async */
464 u8 maxBusWidth; /* 0 if narrow, 1 if wide */
465 u8 busType; /* SE, LVD, HD */
466 u8 sdp1version; /* SDP1 version */
467 u8 sdp1length; /* SDP1 length */
468 u8 sdp0version; /* SDP0 version */
469 u8 sdp0length; /* SDP0 length */
470 u8 dvScheduled; /* 1 if scheduled */
1da177e4 471 u8 noQas; /* Disable QAS for this adapter */
466544d8
MED		 472 u8 Saf_Te; /* 1 to force all Processors as
473 * SAF-TE if Inquiry data length
474 * is too short to check for SAF-TE
475 */
466544d8 476 u8 bus_reset; /* 1 to allow bus reset */
1da177e4 477 u8 rsvd[1];
466544d8 478}SpiCfgData;
1da177e4 479
82ffb671
CH		 480typedef struct _SasCfgData {
481 u8 ptClear; /* 1 to automatically clear the
482 * persistent table.
483 * 0 to disable
484 * automatic clearing.
485 */
486}SasCfgData;
487
b506ade9
EM		 488/*
489 * Inactive volume link list of raid component data
490 * @inactive_list
491 */
492struct inactive_raid_component_info {
493 struct list_head list;
494 u8 volumeID; /* volume target id */
495 u8 volumeBus; /* volume channel */
496 IOC_3_PHYS_DISK d; /* phys disk info */
497};
498
466544d8
MED		 499typedef struct _RaidCfgData {
500 IOCPage2_t *pIocPg2; /* table of Raid Volumes */
501 IOCPage3_t *pIocPg3; /* table of physical disks */
b506ade9
EM		 502 struct semaphore inactive_list_mutex;
503 struct list_head inactive_list; /* link list for physical
504 disk that belong in
505 inactive volumes */
466544d8
MED		 506}RaidCfgData;
507
ca2f938e
MR		 508typedef struct _FcCfgData {
509 /* will ultimately hold fc_port_page0 also */
510 struct {
511 FCPortPage1_t *data;
512 dma_addr_t dma;
513 int pg_sz;
514 } fc_port_page1[2];
515} FcCfgData;
516
05e8ec17
MR		 517#define MPT_RPORT_INFO_FLAGS_REGISTERED 0x01 /* rport registered */
518#define MPT_RPORT_INFO_FLAGS_MISSING 0x02 /* missing from DevPage0 scan */
05e8ec17
MR		 519
520/*
521 * data allocated for each fc rport device
522 */
523struct mptfc_rport_info
524{
525 struct list_head list;
526 struct fc_rport *rport;
3bc7bf1d 527 struct scsi_target *starget;
05e8ec17
MR		 528 FCDevicePage0_t pg0;
529 u8 flags;
530};
531
1da177e4
LT		 532/*
533 * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
534 */
535typedef struct _MPT_ADAPTER
536{
537 int id; /* Unique adapter id N {0,1,2,...} */
538 int pci_irq; /* This irq */
539 char name[MPT_NAME_LENGTH]; /* "iocN" */
ef1d8df7 540 char prod_name[MPT_NAME_LENGTH]; /* "LSIFC9x9" */
edb9068d
PS		 541 char board_name[16];
542 char board_assembly[16];
543 char board_tracer[16];
544 u16 nvdata_version_persistent;
545 u16 nvdata_version_default;
546 u8 io_missing_delay;
547 u8 device_missing_delay;
1da177e4
LT		 548 SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */
549 SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */
550 u8 bus_type;
551 u32 mem_phys; /* == f4020000 (mmap) */
552 u32 pio_mem_phys; /* Programmed IO (downloadboot) */
553 int mem_size; /* mmap memory size */
793955f5
EM		 554 int number_of_buses;
555 int devices_per_bus;
1da177e4
LT		 556 int alloc_total;
557 u32 last_state;
558 int active;
559 u8 *alloc; /* frames alloc ptr */
560 dma_addr_t alloc_dma;
561 u32 alloc_sz;
562 MPT_FRAME_HDR *reply_frames; /* Reply msg frames - rounded up! */
563 u32 reply_frames_low_dma;
564 int reply_depth; /* Num Allocated reply frames */
565 int reply_sz; /* Reply frame size */
566 int num_chain; /* Number of chain buffers */
567 /* Pool of buffers for chaining. ReqToChain
568 * and ChainToChain track index of chain buffers.
569 * ChainBuffer (DMA) virt/phys addresses.
570 * FreeChainQ (lock) locking mechanisms.
571 */
572 int *ReqToChain;
573 int *RequestNB;
574 int *ChainToChain;
575 u8 *ChainBuffer;
576 dma_addr_t ChainBufferDMA;
577 struct list_head FreeChainQ;
578 spinlock_t FreeChainQlock;
579 /* We (host driver) get to manage our own RequestQueue! */
580 dma_addr_t req_frames_dma;
581 MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */
582 u32 req_frames_low_dma;
583 int req_depth; /* Number of request frames */
584 int req_sz; /* Request frame size (bytes) */
585 spinlock_t FreeQlock;
586 struct list_head FreeQ;
587 /* Pool of SCSI sense buffers for commands coming from
588 * the SCSI mid-layer. We have one 256 byte sense buffer
589 * for each REQ entry.
590 */
591 u8 *sense_buf_pool;
592 dma_addr_t sense_buf_pool_dma;
593 u32 sense_buf_low_dma;
82ffb671
CH		 594 u8 *HostPageBuffer; /* SAS - host page buffer support */
595 u32 HostPageBuffer_sz;
596 dma_addr_t HostPageBuffer_dma;
1da177e4
LT		 597 int mtrr_reg;
598 struct pci_dev *pcidev; /* struct pci_dev pointer */
599 u8 __iomem *memmap; /* mmap address */
600 struct Scsi_Host *sh; /* Scsi Host pointer */
466544d8
MED		 601 SpiCfgData spi_data; /* Scsi config. data */
602 RaidCfgData raid_data; /* Raid config. data */
82ffb671 603 SasCfgData sas_data; /* Sas config. data */
ca2f938e 604 FcCfgData fc_data; /* Fc config. data */
1da177e4
LT		 605 MPT_IOCTL *ioctl; /* ioctl data pointer */
606 struct proc_dir_entry *ioc_dentry;
607 struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */
608 spinlock_t diagLock; /* diagnostic reset lock */
609 int diagPending;
610 u32 biosVersion; /* BIOS version from IO Unit Page 2 */
611 int eventTypes; /* Event logging parameters */
612 int eventContext; /* Next event context */
613 int eventLogSize; /* Max number of cached events */
614 struct _mpt_ioctl_events *events; /* pointer to event log */
615 u8 *cached_fw; /* Pointer to FW */
616 dma_addr_t cached_fw_dma;
617 struct list_head configQ; /* linked list of config. requests */
618 int hs_reply_idx;
619#ifndef MFCNT
620 u32 pad0;
621#else
622 u32 mfcnt;
623#endif
82ffb671 624 u32 NB_for_64_byte_frame;
1da177e4
LT		 625 u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
626 u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
627 IOCFactsReply_t facts;
628 PortFactsReply_t pfacts[2];
629 FCPortPage0_t fc_port_page0[2];
82ffb671
CH		 630 struct timer_list persist_timer; /* persist table timer */
631 int persist_wait_done; /* persist completion flag */
632 u8 persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */
1da177e4
LT		 633 LANPage0_t lan_cnfg_page0;
634 LANPage1_t lan_cnfg_page1;
b506ade9
EM		 635
636 u8 ir_firmware; /* =1 if IR firmware detected */
82ffb671 637 /*
3fadc59d
MED		 638 * Description: errata_flag_1064
639 * If a PCIX read occurs within 1 or 2 cycles after the chip receives
640 * a split completion for a read data, an internal address pointer incorrectly
641 * increments by 32 bytes
642 */
82ffb671 643 int errata_flag_1064;
ea5a7a82 644 int aen_event_read_flag; /* flag to indicate event log was read*/
1da177e4
LT		 645 u8 FirstWhoInit;
646 u8 upload_fw; /* If set, do a fw upload */
647 u8 reload_fw; /* Force a FW Reload on next reset */
82ffb671 648 u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */
1da177e4 649 u8 pad1[4];
7fadc87e
MED		 650 int DoneCtx;
651 int TaskCtx;
652 int InternalCtx;
2a238ea5
MED		 653 spinlock_t initializing_hba_lock;
654 int initializing_hba_lock_flag;
82ffb671 655 struct list_head list;
1da177e4 656 struct net_device *netdev;
82ffb671 657 struct list_head sas_topology;
9a28f49a 658 struct mutex sas_topology_mutex;
e6b2d76a
ME		 659 struct mutex sas_discovery_mutex;
660 u8 sas_discovery_runtime;
661 u8 sas_discovery_ignore_events;
2686de27 662 u16 handle;
e6b2d76a 663 int sas_index; /* index refrencing */
da4fa655 664 MPT_SAS_MGMT sas_mgmt;
547f9a21 665 struct work_struct sas_persist_task;
05e8ec17 666
419835e2 667 struct work_struct fc_setup_reset_work;
05e8ec17 668 struct list_head fc_rports;
05e8ec17 669 spinlock_t fc_rescan_work_lock;
05e8ec17 670 struct work_struct fc_rescan_work;
65207fed
ME		 671 char fc_rescan_work_q_name[KOBJ_NAME_LEN];
672 struct workqueue_struct *fc_rescan_work_q;
1da177e4
LT		 673} MPT_ADAPTER;
674
675/*
676 * New return value convention:
677 * 1 = Ok to free associated request frame
678 * 0 = not Ok ...
679 */
680typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
681typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
682typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
683/* reset_phase defs */
684#define MPT_IOC_PRE_RESET 0
685#define MPT_IOC_POST_RESET 1
686#define MPT_IOC_SETUP_RESET 2
687
688/*
689 * Invent MPT host event (super-set of MPI Events)
690 * Fitted to 1030's 64-byte [max] request frame size
691 */
692typedef struct _MPT_HOST_EVENT {
693 EventNotificationReply_t MpiEvent; /* 8 32-bit words! */
694 u32 pad[6];
695 void *next;
696} MPT_HOST_EVENT;
697
698#define MPT_HOSTEVENT_IOC_BRINGUP 0x91
699#define MPT_HOSTEVENT_IOC_RECOVER 0x92
700
701/* Define the generic types based on the size
702 * of the dma_addr_t type.
703 */
704typedef struct _mpt_sge {
705 u32 FlagsLength;
706 dma_addr_t Address;
707} MptSge_t;
708
709#define mpt_addr_size() \
710 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \
711 MPI_SGE_FLAGS_32_BIT_ADDRESSING)
712
713#define mpt_msg_flags() \
714 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \
715 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32)
716
717/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
718/*
719 * Funky (private) macros...
720 */
721#ifdef MPT_DEBUG
722#define dprintk(x) printk x
723#else
724#define dprintk(x)
725#endif
726
727#ifdef MPT_DEBUG_INIT
728#define dinitprintk(x) printk x
729#define DBG_DUMP_FW_REQUEST_FRAME(mfp) \
730 { int i, n = 10; \
731 u32 *m = (u32 *)(mfp); \
732 printk(KERN_INFO " "); \
733 for (i=0; i<n; i++) \
734 printk(" %08x", le32_to_cpu(m[i])); \
735 printk("\n"); \
736 }
737#else
738#define dinitprintk(x)
739#define DBG_DUMP_FW_REQUEST_FRAME(mfp)
740#endif
741
742#ifdef MPT_DEBUG_EXIT
743#define dexitprintk(x) printk x
744#else
745#define dexitprintk(x)
746#endif
747
748#if defined MPT_DEBUG_FAIL || defined (MPT_DEBUG_SG)
749#define dfailprintk(x) printk x
750#else
751#define dfailprintk(x)
752#endif
753
754#ifdef MPT_DEBUG_HANDSHAKE
755#define dhsprintk(x) printk x
756#else
757#define dhsprintk(x)
758#endif
759
3a892bef 760#if defined(MPT_DEBUG_EVENTS) || defined(MPT_DEBUG_VERBOSE_EVENTS)
1da177e4
LT		 761#define devtprintk(x) printk x
762#else
763#define devtprintk(x)
764#endif
765
3a892bef
ME		 766#ifdef MPT_DEBUG_VERBOSE_EVENTS
767#define devtverboseprintk(x) printk x
768#else
769#define devtverboseprintk(x)
770#endif
771
1da177e4
LT		 772#ifdef MPT_DEBUG_RESET
773#define drsprintk(x) printk x
774#else
775#define drsprintk(x)
776#endif
777
778//#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
779#if defined(MPT_DEBUG_MSG_FRAME)
780#define dmfprintk(x) printk x
781#define DBG_DUMP_REQUEST_FRAME(mfp) \
782 { int i, n = 24; \
783 u32 *m = (u32 *)(mfp); \
784 for (i=0; i<n; i++) { \
785 if (i && ((i%8)==0)) \
786 printk("\n"); \
787 printk("%08x ", le32_to_cpu(m[i])); \
788 } \
789 printk("\n"); \
790 }
791#else
792#define dmfprintk(x)
793#define DBG_DUMP_REQUEST_FRAME(mfp)
794#endif
795
796#ifdef MPT_DEBUG_IRQ
797#define dirqprintk(x) printk x
798#else
799#define dirqprintk(x)
800#endif
801
802#ifdef MPT_DEBUG_SG
803#define dsgprintk(x) printk x
804#else
805#define dsgprintk(x)
806#endif
807
808#if defined(MPT_DEBUG_DL) || defined(MPT_DEBUG)
809#define ddlprintk(x) printk x
810#else
811#define ddlprintk(x)
812#endif
813
814#ifdef MPT_DEBUG_DV
815#define ddvprintk(x) printk x
816#else
817#define ddvprintk(x)
818#endif
819
1da177e4
LT		 820#if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY)
821#define ddvtprintk(x) printk x
822#else
823#define ddvtprintk(x)
824#endif
825
826#ifdef MPT_DEBUG_IOCTL
827#define dctlprintk(x) printk x
828#else
829#define dctlprintk(x)
830#endif
831
832#ifdef MPT_DEBUG_REPLY
833#define dreplyprintk(x) printk x
834#else
835#define dreplyprintk(x)
836#endif
837
3bc7bf1d
MR		 838#ifdef DMPT_DEBUG_FC
839#define dfcprintk(x) printk x
840#else
841#define dfcprintk(x)
842#endif
843
1da177e4
LT		 844#ifdef MPT_DEBUG_TM
845#define dtmprintk(x) printk x
846#define DBG_DUMP_TM_REQUEST_FRAME(mfp) \
847 { u32 *m = (u32 *)(mfp); \
848 int i, n = 13; \
849 printk("TM_REQUEST:\n"); \
850 for (i=0; i<n; i++) { \
851 if (i && ((i%8)==0)) \
852 printk("\n"); \
853 printk("%08x ", le32_to_cpu(m[i])); \
854 } \
855 printk("\n"); \
856 }
857#define DBG_DUMP_TM_REPLY_FRAME(mfp) \
858 { u32 *m = (u32 *)(mfp); \
859 int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \
860 printk("TM_REPLY MessageLength=%d:\n", n); \
861 for (i=0; i<n; i++) { \
862 if (i && ((i%8)==0)) \
863 printk("\n"); \
864 printk(" %08x", le32_to_cpu(m[i])); \
865 } \
866 printk("\n"); \
867 }
868#else
869#define dtmprintk(x)
870#define DBG_DUMP_TM_REQUEST_FRAME(mfp)
871#define DBG_DUMP_TM_REPLY_FRAME(mfp)
872#endif
873
1da177e4
LT		 874#if defined(MPT_DEBUG_CONFIG) || defined(MPT_DEBUG)
875#define dcprintk(x) printk x
876#else
877#define dcprintk(x)
878#endif
879
880#if defined(MPT_DEBUG_SCSI) || defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
881#define dsprintk(x) printk x
882#else
883#define dsprintk(x)
884#endif
885
886
887#define MPT_INDEX_2_MFPTR(ioc,idx) \
888 (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )
889
890#define MFPTR_2_MPT_INDEX(ioc,mf) \
891 (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )
892
893#define MPT_INDEX_2_RFPTR(ioc,idx) \
894 (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
895
896#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
897#define DBG_DUMP_REPLY_FRAME(mfp) \
898 { u32 *m = (u32 *)(mfp); \
899 int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \
900 printk(KERN_INFO " "); \
901 for (i=0; i<n; i++) \
902 printk(" %08x", le32_to_cpu(m[i])); \
903 printk("\n"); \
904 }
905#define DBG_DUMP_REQUEST_FRAME_HDR(mfp) \
906 { int i, n = 3; \
907 u32 *m = (u32 *)(mfp); \
908 printk(KERN_INFO " "); \
909 for (i=0; i<n; i++) \
910 printk(" %08x", le32_to_cpu(m[i])); \
911 printk("\n"); \
912 }
913#else
914#define DBG_DUMP_REPLY_FRAME(mfp)
915#define DBG_DUMP_REQUEST_FRAME_HDR(mfp)
916#endif
917
547f9a21
EM		 918// debug sas wide ports
919#ifdef MPT_DEBUG_SAS_WIDE
920#define dsaswideprintk(x) printk x
921#else
922#define dsaswideprintk(x)
923#endif
924
1da177e4
LT		 925
926/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
927
928#define SCSI_STD_SENSE_BYTES 18
929#define SCSI_STD_INQUIRY_BYTES 36
930#define SCSI_MAX_INQUIRY_BYTES 96
931
932/*
933 * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
934 * Private to the driver.
935 */
936/* LOCAL structure and fields used when processing
937 * internally generated commands. These include:
938 * bus scan, dv and config requests.
939 */
940typedef struct _MPT_LOCAL_REPLY {
941 ConfigPageHeader_t header;
942 int completion;
943 u8 sense[SCSI_STD_SENSE_BYTES];
944 u8 scsiStatus;
945 u8 skip;
946 u32 pad;
947} MPT_LOCAL_REPLY;
948
949#define MPT_HOST_BUS_UNKNOWN (0xFF)
950#define MPT_HOST_TOO_MANY_TM (0x05)
951#define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF)
952#define MPT_HOST_NO_CHAIN (0xFFFFFFFF)
953#define MPT_NVRAM_MASK_TIMEOUT (0x000000FF)
954#define MPT_NVRAM_SYNC_MASK (0x0000FF00)
955#define MPT_NVRAM_SYNC_SHIFT (8)
956#define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000)
957#define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000)
958#define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000)
959#define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000)
960#define MPT_NVRAM_WIDE_DISABLE (0x00100000)
961#define MPT_NVRAM_BOOT_CHOICE (0x00200000)
962
963/* The TM_STATE variable is used to provide strict single threading of TM
964 * requests as well as communicate TM error conditions.
965 */
966#define TM_STATE_NONE (0)
967#define TM_STATE_IN_PROGRESS (1)
968#define TM_STATE_ERROR (2)
969
970typedef enum {
971 FC,
a9b2937a 972 SPI,
1da177e4
LT		 973 SAS
974} BUS_TYPE;
975
976typedef struct _MPT_SCSI_HOST {
977 MPT_ADAPTER *ioc;
978 int port;
979 u32 pad0;
980 struct scsi_cmnd **ScsiLookup;
1da177e4
LT		 981 MPT_LOCAL_REPLY *pLocal; /* used for internal commands */
982 struct timer_list timer;
983 /* Pool of memory for holding SCpnts before doing
984 * OS callbacks. freeQ is the free pool.
985 */
986 u8 tmPending;
987 u8 resetPending;
988 u8 negoNvram; /* DV disabled, nego NVRAM */
989 u8 pad1;
990 u8 tmState;
991 u8 rsvd[2];
992 MPT_FRAME_HDR *cmdPtr; /* Ptr to nonOS request */
993 struct scsi_cmnd *abortSCpnt;
994 MPT_LOCAL_REPLY localReply; /* internal cmd reply struct */
995 unsigned long hard_resets; /* driver forced bus resets count */
996 unsigned long soft_resets; /* fw/external bus resets count */
997 unsigned long timeouts; /* cmd timeouts */
998 ushort sel_timeout[MPT_MAX_FC_DEVICES];
7fadc87e
MED		 999 char *info_kbuf;
1000 wait_queue_head_t scandv_waitq;
1001 int scandv_wait_done;
1002 long last_queue_full;
3dc0b03f 1003 u16 tm_iocstatus;
72978245 1004 u16 spi_pending;
df9e062a 1005 struct list_head target_reset_list;
1da177e4
LT		 1006} MPT_SCSI_HOST;
1007
1008/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1009/*
1010 * More Dynamic Multi-Pathing stuff...
1011 */
1012
1013/* Forward decl, a strange C thing, to prevent gcc compiler warnings */
1014struct scsi_cmnd;
1015
1016/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1017/*
1018 * Generic structure passed to the base mpt_config function.
1019 */
1020typedef struct _x_config_parms {
1021 struct list_head linkage; /* linked list */
1022 struct timer_list timer; /* timer function for this request */
69218ee5
CH		 1023 union {
1024 ConfigExtendedPageHeader_t *ehdr;
1025 ConfigPageHeader_t *hdr;
1026 } cfghdr;
1da177e4
LT		 1027 dma_addr_t physAddr;
1028 int wait_done; /* wait for this request */
1029 u32 pageAddr; /* properly formatted */
1030 u8 action;
1031 u8 dir;
1032 u8 timeout; /* seconds */
1033 u8 pad1;
1034 u16 status;
1035 u16 pad2;
1036} CONFIGPARMS;
1037
1038/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1039/*
1040 * Public entry points...
1041 */
7fadc87e
MED		 1042extern int mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id);
1043extern void mpt_detach(struct pci_dev *pdev);
1044#ifdef CONFIG_PM
1045extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state);
1046extern int mpt_resume(struct pci_dev *pdev);
1047#endif
1da177e4
LT		 1048extern int mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
1049extern void mpt_deregister(int cb_idx);
1050extern int mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc);
1051extern void mpt_event_deregister(int cb_idx);
1052extern int mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func);
1053extern void mpt_reset_deregister(int cb_idx);
1054extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx);
1055extern void mpt_device_driver_deregister(int cb_idx);
1056extern MPT_FRAME_HDR *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc);
1057extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
1058extern void mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
1059extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr);
1060
1061extern int mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
1062extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
1063extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
1064extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
1065extern int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
1066extern int mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
1da177e4
LT		 1067extern void mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
1068extern void mpt_free_fw_memory(MPT_ADAPTER *ioc);
1069extern int mpt_findImVolumes(MPT_ADAPTER *ioc);
82ffb671 1070extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
b506ade9 1071extern int mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhysDiskPage0_t phys_disk);
1da177e4
LT		 1072
1073/*
1074 * Public data decl's...
1075 */
1076extern struct list_head ioc_list;
f747307e 1077extern struct proc_dir_entry *mpt_proc_root_dir;
1da177e4
LT		 1078
1079extern int mpt_lan_index; /* needed by mptlan.c */
f747307e 1080extern int mpt_stm_index; /* needed by mptstm.c */
1da177e4
LT		 1081
1082/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1083#endif /* } __KERNEL__ */
1084
f99be43b 1085#if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__) || defined(__powerpc__)
1da177e4
LT		 1086#define CAST_U32_TO_PTR(x) ((void *)(u64)x)
1087#define CAST_PTR_TO_U32(x) ((u32)(u64)x)
1088#else
1089#define CAST_U32_TO_PTR(x) ((void *)x)
1090#define CAST_PTR_TO_U32(x) ((u32)x)
1091#endif
1092
1093#define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
1094 ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR) ? 'I' : 'i', \
1095 ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET) ? 'T' : 't', \
1096 ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN) ? 'L' : 'l', \
1097 ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR) ? 'B' : 'b'
1098
1099/*
1100 * Shifted SGE Defines - Use in SGE with FlagsLength member.
1101 * Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header).
1102 * Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read
1103 */
1104#define MPT_TRANSFER_IOC_TO_HOST (0x00000000)
1105#define MPT_TRANSFER_HOST_TO_IOC (0x04000000)
1106#define MPT_SGE_FLAGS_LAST_ELEMENT (0x80000000)
1107#define MPT_SGE_FLAGS_END_OF_BUFFER (0x40000000)
1108#define MPT_SGE_FLAGS_LOCAL_ADDRESS (0x08000000)
1109#define MPT_SGE_FLAGS_DIRECTION (0x04000000)
1110#define MPT_SGE_FLAGS_ADDRESSING (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT)
1111#define MPT_SGE_FLAGS_END_OF_LIST (0x01000000)
1112
1113#define MPT_SGE_FLAGS_TRANSACTION_ELEMENT (0x00000000)
1114#define MPT_SGE_FLAGS_SIMPLE_ELEMENT (0x10000000)
1115#define MPT_SGE_FLAGS_CHAIN_ELEMENT (0x30000000)
1116#define MPT_SGE_FLAGS_ELEMENT_MASK (0x30000000)
1117
1118#define MPT_SGE_FLAGS_SSIMPLE_READ \
1119 (MPT_SGE_FLAGS_LAST_ELEMENT | \
1120 MPT_SGE_FLAGS_END_OF_BUFFER | \
1121 MPT_SGE_FLAGS_END_OF_LIST | \
1122 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
1123 MPT_SGE_FLAGS_ADDRESSING | \
1124 MPT_TRANSFER_IOC_TO_HOST)
1125#define MPT_SGE_FLAGS_SSIMPLE_WRITE \
1126 (MPT_SGE_FLAGS_LAST_ELEMENT | \
1127 MPT_SGE_FLAGS_END_OF_BUFFER | \
1128 MPT_SGE_FLAGS_END_OF_LIST | \
1129 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
1130 MPT_SGE_FLAGS_ADDRESSING | \
1131 MPT_TRANSFER_HOST_TO_IOC)
1132
1133/*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1134#endif
1135
Linux 6.x block layer and io_uring tree(s)