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48#include <linux/kernel.h>
49#include <linux/module.h>
50#include <linux/errno.h>
51#include <linux/init.h>
52#include <linux/slab.h>
53#include <linux/types.h>
54#include <linux/pci.h>
55#include <linux/delay.h>
56#include <linux/miscdevice.h>
57#include <linux/smp_lock.h>
58#include <linux/compat.h>
59
60#include <asm/io.h>
61#include <asm/uaccess.h>
62
63#include <scsi/scsi.h>
64#include <scsi/scsi_cmnd.h>
65#include <scsi/scsi_device.h>
66#include <scsi/scsi_host.h>
67#include <scsi/scsi_tcq.h>
68
69#define COPYRIGHT "Copyright (c) 1999-2008 LSI Corporation"
70#define MODULEAUTHOR "LSI Corporation"
71#include "mptbase.h"
72#include "mptctl.h"
73
74
75#define my_NAME "Fusion MPT misc device (ioctl) driver"
76#define my_VERSION MPT_LINUX_VERSION_COMMON
77#define MYNAM "mptctl"
78
79MODULE_AUTHOR(MODULEAUTHOR);
80MODULE_DESCRIPTION(my_NAME);
81MODULE_LICENSE("GPL");
82MODULE_VERSION(my_VERSION);
83
84
85
86static u8 mptctl_id = MPT_MAX_PROTOCOL_DRIVERS;
87static u8 mptctl_taskmgmt_id = MPT_MAX_PROTOCOL_DRIVERS;
88
89static DECLARE_WAIT_QUEUE_HEAD ( mptctl_wait );
90
91
92
93struct buflist {
94 u8 *kptr;
95 int len;
96};
97
98
99
100
101
102static int mptctl_fw_download(unsigned long arg);
103static int mptctl_getiocinfo(unsigned long arg, unsigned int cmd);
104static int mptctl_gettargetinfo(unsigned long arg);
105static int mptctl_readtest(unsigned long arg);
106static int mptctl_mpt_command(unsigned long arg);
107static int mptctl_eventquery(unsigned long arg);
108static int mptctl_eventenable(unsigned long arg);
109static int mptctl_eventreport(unsigned long arg);
110static int mptctl_replace_fw(unsigned long arg);
111
112static int mptctl_do_reset(unsigned long arg);
113static int mptctl_hp_hostinfo(unsigned long arg, unsigned int cmd);
114static int mptctl_hp_targetinfo(unsigned long arg);
115
116static int mptctl_probe(struct pci_dev *, const struct pci_device_id *);
117static void mptctl_remove(struct pci_dev *);
118
119#ifdef CONFIG_COMPAT
120static long compat_mpctl_ioctl(struct file *f, unsigned cmd, unsigned long arg);
121#endif
122
123
124
125static int mptctl_do_mpt_command(struct mpt_ioctl_command karg, void __user *mfPtr);
126static int mptctl_do_fw_download(int ioc, char __user *ufwbuf, size_t fwlen);
127static MptSge_t *kbuf_alloc_2_sgl(int bytes, u32 dir, int sge_offset, int *frags,
128 struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc);
129static void kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma,
130 struct buflist *buflist, MPT_ADAPTER *ioc);
131static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function);
132
133
134
135
136static int mptctl_ioc_reset(MPT_ADAPTER *ioc, int reset_phase);
137
138
139
140
141static int mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply);
142static struct fasync_struct *async_queue=NULL;
143
144
145
146
147
148
149#define MAX_FRAGS_SPILL1 9
150#define MAX_FRAGS_SPILL2 15
151#define FRAGS_PER_BUCKET (MAX_FRAGS_SPILL2 + 1)
152
153
154
155#define MAX_CHAIN_FRAGS (4 * MAX_FRAGS_SPILL2 + 1)
156
157
158
159
160#define MAX_SGL_BYTES ((MAX_FRAGS_SPILL1 + 1 + (4 * FRAGS_PER_BUCKET)) * 8)
161
162
163#define MAX_KMALLOC_SZ (128*1024)
164
165#define MPT_IOCTL_DEFAULT_TIMEOUT 10
166
167
168
169
170
171
172
173
174
175
176
177
178static inline int
179mptctl_syscall_down(MPT_ADAPTER *ioc, int nonblock)
180{
181 int rc = 0;
182
183 if (nonblock) {
184 if (!mutex_trylock(&ioc->ioctl_cmds.mutex))
185 rc = -EAGAIN;
186 } else {
187 if (mutex_lock_interruptible(&ioc->ioctl_cmds.mutex))
188 rc = -ERESTARTSYS;
189 }
190 return rc;
191}
192
193
194
195
196
197
198
199
200static int
201mptctl_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply)
202{
203 char *sense_data;
204 int req_index;
205 int sz;
206
207 if (!req)
208 return 0;
209
210 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "completing mpi function "
211 "(0x%02X), req=%p, reply=%p\n", ioc->name, req->u.hdr.Function,
212 req, reply));
213
214
215
216
217
218 if (ioc->ioctl_cmds.msg_context != req->u.hdr.MsgContext)
219 goto out_continuation;
220
221 ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD;
222
223 if (!reply)
224 goto out;
225
226 ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_RF_VALID;
227 sz = min(ioc->reply_sz, 4*reply->u.reply.MsgLength);
228 memcpy(ioc->ioctl_cmds.reply, reply, sz);
229
230 if (reply->u.reply.IOCStatus || reply->u.reply.IOCLogInfo)
231 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT
232 "iocstatus (0x%04X), loginfo (0x%08X)\n", ioc->name,
233 le16_to_cpu(reply->u.reply.IOCStatus),
234 le32_to_cpu(reply->u.reply.IOCLogInfo)));
235
236 if ((req->u.hdr.Function == MPI_FUNCTION_SCSI_IO_REQUEST) ||
237 (req->u.hdr.Function ==
238 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) {
239
240 if (reply->u.sreply.SCSIStatus || reply->u.sreply.SCSIState)
241 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT
242 "scsi_status (0x%02x), scsi_state (0x%02x), "
243 "tag = (0x%04x), transfer_count (0x%08x)\n", ioc->name,
244 reply->u.sreply.SCSIStatus,
245 reply->u.sreply.SCSIState,
246 le16_to_cpu(reply->u.sreply.TaskTag),
247 le32_to_cpu(reply->u.sreply.TransferCount)));
248
249 if (reply->u.sreply.SCSIState &
250 MPI_SCSI_STATE_AUTOSENSE_VALID) {
251 sz = req->u.scsireq.SenseBufferLength;
252 req_index =
253 le16_to_cpu(req->u.frame.hwhdr.msgctxu.fld.req_idx);
254 sense_data = ((u8 *)ioc->sense_buf_pool +
255 (req_index * MPT_SENSE_BUFFER_ALLOC));
256 memcpy(ioc->ioctl_cmds.sense, sense_data, sz);
257 ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_SENSE_VALID;
258 }
259 }
260
261 out:
262
263
264 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) {
265 if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT)
266 mpt_clear_taskmgmt_in_progress_flag(ioc);
267 ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
268 complete(&ioc->ioctl_cmds.done);
269 }
270
271 out_continuation:
272 if (reply && (reply->u.reply.MsgFlags &
273 MPI_MSGFLAGS_CONTINUATION_REPLY))
274 return 0;
275 return 1;
276}
277
278
279
280
281
282
283
284static void
285mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf)
286{
287 unsigned long flags;
288
289 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n",
290 ioc->name, __func__));
291
292 if (mpt_fwfault_debug)
293 mpt_halt_firmware(ioc);
294
295 spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
296 if (ioc->ioc_reset_in_progress) {
297 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
298 CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
299 mpt_free_msg_frame(ioc, mf);
300 return;
301 }
302 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
303
304
305 if (!mptctl_bus_reset(ioc, mf->u.hdr.Function))
306 return;
307
308
309
310
311 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling HardReset! \n",
312 ioc->name));
313 CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
314 mpt_HardResetHandler(ioc, CAN_SLEEP);
315 mpt_free_msg_frame(ioc, mf);
316}
317
318static int
319mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
320{
321 if (!mf)
322 return 0;
323
324 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
325 "TaskMgmt completed (mf=%p, mr=%p)\n",
326 ioc->name, mf, mr));
327
328 ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD;
329
330 if (!mr)
331 goto out;
332
333 ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID;
334 memcpy(ioc->taskmgmt_cmds.reply, mr,
335 min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength));
336 out:
337 if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) {
338 mpt_clear_taskmgmt_in_progress_flag(ioc);
339 ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
340 complete(&ioc->taskmgmt_cmds.done);
341 return 1;
342 }
343 return 0;
344}
345
346
347
348
349
350
351static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
352{
353 MPT_FRAME_HDR *mf;
354 SCSITaskMgmt_t *pScsiTm;
355 SCSITaskMgmtReply_t *pScsiTmReply;
356 int ii;
357 int retval;
358 unsigned long timeout;
359 unsigned long time_count;
360 u16 iocstatus;
361
362
363 if (!(function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) ||
364 (function == MPI_FUNCTION_SCSI_IO_REQUEST)) {
365 dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
366 "TaskMgmt, not SCSI_IO!!\n", ioc->name));
367 return -EPERM;
368 }
369
370 mutex_lock(&ioc->taskmgmt_cmds.mutex);
371 if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
372 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
373 return -EPERM;
374 }
375
376 retval = 0;
377
378
379
380 mf = mpt_get_msg_frame(mptctl_taskmgmt_id, ioc);
381 if (mf == NULL) {
382 dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
383 "TaskMgmt, no msg frames!!\n", ioc->name));
384 mpt_clear_taskmgmt_in_progress_flag(ioc);
385 retval = -ENOMEM;
386 goto mptctl_bus_reset_done;
387 }
388
389 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n",
390 ioc->name, mf));
391
392 pScsiTm = (SCSITaskMgmt_t *) mf;
393 memset(pScsiTm, 0, sizeof(SCSITaskMgmt_t));
394 pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
395 pScsiTm->TaskType = MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS;
396 pScsiTm->MsgFlags = MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION;
397 pScsiTm->TargetID = 0;
398 pScsiTm->Bus = 0;
399 pScsiTm->ChainOffset = 0;
400 pScsiTm->Reserved = 0;
401 pScsiTm->Reserved1 = 0;
402 pScsiTm->TaskMsgContext = 0;
403 for (ii= 0; ii < 8; ii++)
404 pScsiTm->LUN[ii] = 0;
405 for (ii=0; ii < 7; ii++)
406 pScsiTm->Reserved2[ii] = 0;
407
408 switch (ioc->bus_type) {
409 case FC:
410 timeout = 40;
411 break;
412 case SAS:
413 timeout = 30;
414 break;
415 case SPI:
416 default:
417 timeout = 2;
418 break;
419 }
420
421 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
422 "TaskMgmt type=%d timeout=%ld\n",
423 ioc->name, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, timeout));
424
425 INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status)
426 CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
427 time_count = jiffies;
428 if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) &&
429 (ioc->facts.MsgVersion >= MPI_VERSION_01_05))
430 mpt_put_msg_frame_hi_pri(mptctl_taskmgmt_id, ioc, mf);
431 else {
432 retval = mpt_send_handshake_request(mptctl_taskmgmt_id, ioc,
433 sizeof(SCSITaskMgmt_t), (u32 *)pScsiTm, CAN_SLEEP);
434 if (retval != 0) {
435 dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
436 "TaskMgmt send_handshake FAILED!"
437 " (ioc %p, mf %p, rc=%d) \n", ioc->name,
438 ioc, mf, retval));
439 mpt_clear_taskmgmt_in_progress_flag(ioc);
440 goto mptctl_bus_reset_done;
441 }
442 }
443
444
445 ii = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, timeout*HZ);
446 if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
447 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
448 "TaskMgmt failed\n", ioc->name));
449 mpt_free_msg_frame(ioc, mf);
450 mpt_clear_taskmgmt_in_progress_flag(ioc);
451 if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
452 retval = 0;
453 else
454 retval = -1;
455 goto mptctl_bus_reset_done;
456 }
457
458 if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
459 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
460 "TaskMgmt failed\n", ioc->name));
461 retval = -1;
462 goto mptctl_bus_reset_done;
463 }
464
465 pScsiTmReply = (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply;
466 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
467 "TaskMgmt fw_channel = %d, fw_id = %d, task_type=0x%02X, "
468 "iocstatus=0x%04X\n\tloginfo=0x%08X, response_code=0x%02X, "
469 "term_cmnds=%d\n", ioc->name, pScsiTmReply->Bus,
470 pScsiTmReply->TargetID, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
471 le16_to_cpu(pScsiTmReply->IOCStatus),
472 le32_to_cpu(pScsiTmReply->IOCLogInfo),
473 pScsiTmReply->ResponseCode,
474 le32_to_cpu(pScsiTmReply->TerminationCount)));
475
476 iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK;
477
478 if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED ||
479 iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED ||
480 iocstatus == MPI_IOCSTATUS_SUCCESS)
481 retval = 0;
482 else {
483 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
484 "TaskMgmt failed\n", ioc->name));
485 retval = -1;
486 }
487
488
489 mptctl_bus_reset_done:
490 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
491 CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
492 return retval;
493}
494
495
496
497
498
499
500
501
502
503static int
504mptctl_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
505{
506 switch(reset_phase) {
507 case MPT_IOC_SETUP_RESET:
508 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
509 "%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__));
510 break;
511 case MPT_IOC_PRE_RESET:
512 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
513 "%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__));
514 break;
515 case MPT_IOC_POST_RESET:
516 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
517 "%s: MPT_IOC_POST_RESET\n", ioc->name, __func__));
518 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) {
519 ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_DID_IOCRESET;
520 complete(&ioc->ioctl_cmds.done);
521 }
522 break;
523 default:
524 break;
525 }
526
527 return 1;
528}
529
530
531
532static int
533mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
534{
535 u8 event;
536
537 event = le32_to_cpu(pEvReply->Event) & 0xFF;
538
539 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s() called\n",
540 ioc->name, __func__));
541 if(async_queue == NULL)
542 return 1;
543
544
545
546
547
548 if (event == 0x21 ) {
549 ioc->aen_event_read_flag=1;
550 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Raised SIGIO to application\n",
551 ioc->name));
552 devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT
553 "Raised SIGIO to application\n", ioc->name));
554 kill_fasync(&async_queue, SIGIO, POLL_IN);
555 return 1;
556 }
557
558
559
560
561
562 if(ioc->aen_event_read_flag)
563 return 1;
564
565
566
567
568 if (ioc->events && (ioc->eventTypes & ( 1 << event))) {
569 ioc->aen_event_read_flag=1;
570 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT
571 "Raised SIGIO to application\n", ioc->name));
572 devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT
573 "Raised SIGIO to application\n", ioc->name));
574 kill_fasync(&async_queue, SIGIO, POLL_IN);
575 }
576 return 1;
577}
578
579static int
580mptctl_fasync(int fd, struct file *filep, int mode)
581{
582 MPT_ADAPTER *ioc;
583 int ret;
584
585 lock_kernel();
586 list_for_each_entry(ioc, &ioc_list, list)
587 ioc->aen_event_read_flag=0;
588
589 ret = fasync_helper(fd, filep, mode, &async_queue);
590 unlock_kernel();
591 return ret;
592}
593
594
595
596
597
598
599
600static long
601__mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
602{
603 mpt_ioctl_header __user *uhdr = (void __user *) arg;
604 mpt_ioctl_header khdr;
605 int iocnum;
606 unsigned iocnumX;
607 int nonblock = (file->f_flags & O_NONBLOCK);
608 int ret;
609 MPT_ADAPTER *iocp = NULL;
610
611 if (copy_from_user(&khdr, uhdr, sizeof(khdr))) {
612 printk(KERN_ERR MYNAM "%s::mptctl_ioctl() @%d - "
613 "Unable to copy mpt_ioctl_header data @ %p\n",
614 __FILE__, __LINE__, uhdr);
615 return -EFAULT;
616 }
617 ret = -ENXIO;
618
619
620
621
622 iocnumX = khdr.iocnum & 0xFF;
623 if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) ||
624 (iocp == NULL)) {
625 printk(KERN_DEBUG MYNAM "%s::mptctl_ioctl() @%d - ioc%d not found!\n",
626 __FILE__, __LINE__, iocnumX);
627 return -ENODEV;
628 }
629
630 if (!iocp->active) {
631 printk(KERN_DEBUG MYNAM "%s::mptctl_ioctl() @%d - Controller disabled.\n",
632 __FILE__, __LINE__);
633 return -EFAULT;
634 }
635
636
637
638
639
640
641 if ((cmd & ~IOCSIZE_MASK) == (MPTIOCINFO & ~IOCSIZE_MASK)) {
642 return mptctl_getiocinfo(arg, _IOC_SIZE(cmd));
643 } else if (cmd == MPTTARGETINFO) {
644 return mptctl_gettargetinfo(arg);
645 } else if (cmd == MPTTEST) {
646 return mptctl_readtest(arg);
647 } else if (cmd == MPTEVENTQUERY) {
648 return mptctl_eventquery(arg);
649 } else if (cmd == MPTEVENTENABLE) {
650 return mptctl_eventenable(arg);
651 } else if (cmd == MPTEVENTREPORT) {
652 return mptctl_eventreport(arg);
653 } else if (cmd == MPTFWREPLACE) {
654 return mptctl_replace_fw(arg);
655 }
656
657
658
659
660 if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0)
661 return ret;
662
663 if (cmd == MPTFWDOWNLOAD)
664 ret = mptctl_fw_download(arg);
665 else if (cmd == MPTCOMMAND)
666 ret = mptctl_mpt_command(arg);
667 else if (cmd == MPTHARDRESET)
668 ret = mptctl_do_reset(arg);
669 else if ((cmd & ~IOCSIZE_MASK) == (HP_GETHOSTINFO & ~IOCSIZE_MASK))
670 ret = mptctl_hp_hostinfo(arg, _IOC_SIZE(cmd));
671 else if (cmd == HP_GETTARGETINFO)
672 ret = mptctl_hp_targetinfo(arg);
673 else
674 ret = -EINVAL;
675
676 mutex_unlock(&iocp->ioctl_cmds.mutex);
677
678 return ret;
679}
680
681static long
682mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
683{
684 long ret;
685 lock_kernel();
686 ret = __mptctl_ioctl(file, cmd, arg);
687 unlock_kernel();
688 return ret;
689}
690
691static int mptctl_do_reset(unsigned long arg)
692{
693 struct mpt_ioctl_diag_reset __user *urinfo = (void __user *) arg;
694 struct mpt_ioctl_diag_reset krinfo;
695 MPT_ADAPTER *iocp;
696
697 if (copy_from_user(&krinfo, urinfo, sizeof(struct mpt_ioctl_diag_reset))) {
698 printk(KERN_ERR MYNAM "%s@%d::mptctl_do_reset - "
699 "Unable to copy mpt_ioctl_diag_reset struct @ %p\n",
700 __FILE__, __LINE__, urinfo);
701 return -EFAULT;
702 }
703
704 if (mpt_verify_adapter(krinfo.hdr.iocnum, &iocp) < 0) {
705 printk(KERN_DEBUG MYNAM "%s@%d::mptctl_do_reset - ioc%d not found!\n",
706 __FILE__, __LINE__, krinfo.hdr.iocnum);
707 return -ENODEV;
708 }
709
710 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "mptctl_do_reset called.\n",
711 iocp->name));
712
713 if (mpt_HardResetHandler(iocp, CAN_SLEEP) != 0) {
714 printk (MYIOC_s_ERR_FMT "%s@%d::mptctl_do_reset - reset failed.\n",
715 iocp->name, __FILE__, __LINE__);
716 return -1;
717 }
718
719 return 0;
720}
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739static int
740mptctl_fw_download(unsigned long arg)
741{
742 struct mpt_fw_xfer __user *ufwdl = (void __user *) arg;
743 struct mpt_fw_xfer kfwdl;
744
745 if (copy_from_user(&kfwdl, ufwdl, sizeof(struct mpt_fw_xfer))) {
746 printk(KERN_ERR MYNAM "%s@%d::_ioctl_fwdl - "
747 "Unable to copy mpt_fw_xfer struct @ %p\n",
748 __FILE__, __LINE__, ufwdl);
749 return -EFAULT;
750 }
751
752 return mptctl_do_fw_download(kfwdl.iocnum, kfwdl.bufp, kfwdl.fwlen);
753}
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769static int
770mptctl_do_fw_download(int ioc, char __user *ufwbuf, size_t fwlen)
771{
772 FWDownload_t *dlmsg;
773 MPT_FRAME_HDR *mf;
774 MPT_ADAPTER *iocp;
775 FWDownloadTCSGE_t *ptsge;
776 MptSge_t *sgl, *sgIn;
777 char *sgOut;
778 struct buflist *buflist;
779 struct buflist *bl;
780 dma_addr_t sgl_dma;
781 int ret;
782 int numfrags = 0;
783 int maxfrags;
784 int n = 0;
785 u32 sgdir;
786 u32 nib;
787 int fw_bytes_copied = 0;
788 int i;
789 int sge_offset = 0;
790 u16 iocstat;
791 pFWDownloadReply_t ReplyMsg = NULL;
792 unsigned long timeleft;
793
794 if (mpt_verify_adapter(ioc, &iocp) < 0) {
795 printk(KERN_DEBUG MYNAM "ioctl_fwdl - ioc%d not found!\n",
796 ioc);
797 return -ENODEV;
798 } else {
799
800
801
802 if ((mf = mpt_get_msg_frame(mptctl_id, iocp)) == NULL)
803 return -EAGAIN;
804 }
805
806 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT
807 "mptctl_do_fwdl called. mptctl_id = %xh.\n", iocp->name, mptctl_id));
808 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.bufp = %p\n",
809 iocp->name, ufwbuf));
810 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.fwlen = %d\n",
811 iocp->name, (int)fwlen));
812 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.ioc = %04xh\n",
813 iocp->name, ioc));
814
815 dlmsg = (FWDownload_t*) mf;
816 ptsge = (FWDownloadTCSGE_t *) &dlmsg->SGL;
817 sgOut = (char *) (ptsge + 1);
818
819
820
821
822 dlmsg->ImageType = MPI_FW_DOWNLOAD_ITYPE_FW;
823 dlmsg->Reserved = 0;
824 dlmsg->ChainOffset = 0;
825 dlmsg->Function = MPI_FUNCTION_FW_DOWNLOAD;
826 dlmsg->Reserved1[0] = dlmsg->Reserved1[1] = dlmsg->Reserved1[2] = 0;
827 if (iocp->facts.MsgVersion >= MPI_VERSION_01_05)
828 dlmsg->MsgFlags = MPI_FW_DOWNLOAD_MSGFLGS_LAST_SEGMENT;
829 else
830 dlmsg->MsgFlags = 0;
831
832
833
834
835 ptsge->Reserved = 0;
836 ptsge->ContextSize = 0;
837 ptsge->DetailsLength = 12;
838 ptsge->Flags = MPI_SGE_FLAGS_TRANSACTION_ELEMENT;
839 ptsge->Reserved_0100_Checksum = 0;
840 ptsge->ImageOffset = 0;
841 ptsge->ImageSize = cpu_to_le32(fwlen);
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859 sgdir = 0x04000000;
860 sge_offset = sizeof(MPIHeader_t) + sizeof(FWDownloadTCSGE_t);
861 if ((sgl = kbuf_alloc_2_sgl(fwlen, sgdir, sge_offset,
862 &numfrags, &buflist, &sgl_dma, iocp)) == NULL)
863 return -ENOMEM;
864
865
866
867
868
869
870
871
872
873
874
875
876 maxfrags = (iocp->req_sz - sizeof(MPIHeader_t) -
877 sizeof(FWDownloadTCSGE_t))
878 / iocp->SGE_size;
879 if (numfrags > maxfrags) {
880 ret = -EMLINK;
881 goto fwdl_out;
882 }
883
884 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: sgl buffer = %p, sgfrags = %d\n",
885 iocp->name, sgl, numfrags));
886
887
888
889
890
891 ret = -EFAULT;
892 sgIn = sgl;
893 bl = buflist;
894 for (i=0; i < numfrags; i++) {
895
896
897
898
899
900
901
902 nib = (sgIn->FlagsLength & 0x30000000) >> 28;
903 if (nib == 0 || nib == 3) {
904 ;
905 } else if (sgIn->Address) {
906 iocp->add_sge(sgOut, sgIn->FlagsLength, sgIn->Address);
907 n++;
908 if (copy_from_user(bl->kptr, ufwbuf+fw_bytes_copied, bl->len)) {
909 printk(MYIOC_s_ERR_FMT "%s@%d::_ioctl_fwdl - "
910 "Unable to copy f/w buffer hunk#%d @ %p\n",
911 iocp->name, __FILE__, __LINE__, n, ufwbuf);
912 goto fwdl_out;
913 }
914 fw_bytes_copied += bl->len;
915 }
916 sgIn++;
917 bl++;
918 sgOut += iocp->SGE_size;
919 }
920
921 DBG_DUMP_FW_DOWNLOAD(iocp, (u32 *)mf, numfrags);
922
923
924
925
926 ReplyMsg = NULL;
927 SET_MGMT_MSG_CONTEXT(iocp->ioctl_cmds.msg_context, dlmsg->MsgContext);
928 INITIALIZE_MGMT_STATUS(iocp->ioctl_cmds.status)
929 mpt_put_msg_frame(mptctl_id, iocp, mf);
930
931
932retry_wait:
933 timeleft = wait_for_completion_timeout(&iocp->ioctl_cmds.done, HZ*60);
934 if (!(iocp->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
935 ret = -ETIME;
936 printk(MYIOC_s_WARN_FMT "%s: failed\n", iocp->name, __func__);
937 if (iocp->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) {
938 mpt_free_msg_frame(iocp, mf);
939 goto fwdl_out;
940 }
941 if (!timeleft)
942 mptctl_timeout_expired(iocp, mf);
943 else
944 goto retry_wait;
945 goto fwdl_out;
946 }
947
948 if (!(iocp->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
949 printk(MYIOC_s_WARN_FMT "%s: failed\n", iocp->name, __func__);
950 mpt_free_msg_frame(iocp, mf);
951 ret = -ENODATA;
952 goto fwdl_out;
953 }
954
955 if (sgl)
956 kfree_sgl(sgl, sgl_dma, buflist, iocp);
957
958 ReplyMsg = (pFWDownloadReply_t)iocp->ioctl_cmds.reply;
959 iocstat = le16_to_cpu(ReplyMsg->IOCStatus) & MPI_IOCSTATUS_MASK;
960 if (iocstat == MPI_IOCSTATUS_SUCCESS) {
961 printk(MYIOC_s_INFO_FMT "F/W update successfull!\n", iocp->name);
962 return 0;
963 } else if (iocstat == MPI_IOCSTATUS_INVALID_FUNCTION) {
964 printk(MYIOC_s_WARN_FMT "Hmmm... F/W download not supported!?!\n",
965 iocp->name);
966 printk(MYIOC_s_WARN_FMT "(time to go bang on somebodies door)\n",
967 iocp->name);
968 return -EBADRQC;
969 } else if (iocstat == MPI_IOCSTATUS_BUSY) {
970 printk(MYIOC_s_WARN_FMT "IOC_BUSY!\n", iocp->name);
971 printk(MYIOC_s_WARN_FMT "(try again later?)\n", iocp->name);
972 return -EBUSY;
973 } else {
974 printk(MYIOC_s_WARN_FMT "ioctl_fwdl() returned [bad] status = %04xh\n",
975 iocp->name, iocstat);
976 printk(MYIOC_s_WARN_FMT "(bad VooDoo)\n", iocp->name);
977 return -ENOMSG;
978 }
979 return 0;
980
981fwdl_out:
982
983 CLEAR_MGMT_STATUS(iocp->ioctl_cmds.status);
984 SET_MGMT_MSG_CONTEXT(iocp->ioctl_cmds.msg_context, 0);
985 kfree_sgl(sgl, sgl_dma, buflist, iocp);
986 return ret;
987}
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004static MptSge_t *
1005kbuf_alloc_2_sgl(int bytes, u32 sgdir, int sge_offset, int *frags,
1006 struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc)
1007{
1008 MptSge_t *sglbuf = NULL;
1009
1010 struct buflist *buflist = NULL;
1011 MptSge_t *sgl;
1012 int numfrags = 0;
1013 int fragcnt = 0;
1014 int alloc_sz = min(bytes,MAX_KMALLOC_SZ);
1015 int bytes_allocd = 0;
1016 int this_alloc;
1017 dma_addr_t pa;
1018 int i, buflist_ent;
1019 int sg_spill = MAX_FRAGS_SPILL1;
1020 int dir;
1021
1022 *frags = 0;
1023 *blp = NULL;
1024
1025
1026
1027
1028 i = MAX_SGL_BYTES / 8;
1029 buflist = kzalloc(i, GFP_USER);
1030 if (!buflist)
1031 return NULL;
1032 buflist_ent = 0;
1033
1034
1035
1036
1037
1038
1039 sglbuf = pci_alloc_consistent(ioc->pcidev, MAX_SGL_BYTES, sglbuf_dma);
1040 if (sglbuf == NULL)
1041 goto free_and_fail;
1042
1043 if (sgdir & 0x04000000)
1044 dir = PCI_DMA_TODEVICE;
1045 else
1046 dir = PCI_DMA_FROMDEVICE;
1047
1048
1049
1050
1051
1052
1053
1054
1055 sgl = sglbuf;
1056 sg_spill = ((ioc->req_sz - sge_offset)/ioc->SGE_size) - 1;
1057 while (bytes_allocd < bytes) {
1058 this_alloc = min(alloc_sz, bytes-bytes_allocd);
1059 buflist[buflist_ent].len = this_alloc;
1060 buflist[buflist_ent].kptr = pci_alloc_consistent(ioc->pcidev,
1061 this_alloc,
1062 &pa);
1063 if (buflist[buflist_ent].kptr == NULL) {
1064 alloc_sz = alloc_sz / 2;
1065 if (alloc_sz == 0) {
1066 printk(MYIOC_s_WARN_FMT "-SG: No can do - "
1067 "not enough memory! :-(\n", ioc->name);
1068 printk(MYIOC_s_WARN_FMT "-SG: (freeing %d frags)\n",
1069 ioc->name, numfrags);
1070 goto free_and_fail;
1071 }
1072 continue;
1073 } else {
1074 dma_addr_t dma_addr;
1075
1076 bytes_allocd += this_alloc;
1077 sgl->FlagsLength = (0x10000000|sgdir|this_alloc);
1078 dma_addr = pci_map_single(ioc->pcidev,
1079 buflist[buflist_ent].kptr, this_alloc, dir);
1080 sgl->Address = dma_addr;
1081
1082 fragcnt++;
1083 numfrags++;
1084 sgl++;
1085 buflist_ent++;
1086 }
1087
1088 if (bytes_allocd >= bytes)
1089 break;
1090
1091
1092 if (fragcnt == sg_spill) {
1093 printk(MYIOC_s_WARN_FMT
1094 "-SG: No can do - " "Chain required! :-(\n", ioc->name);
1095 printk(MYIOC_s_WARN_FMT "(freeing %d frags)\n", ioc->name, numfrags);
1096 goto free_and_fail;
1097 }
1098
1099
1100 if (numfrags*8 > MAX_SGL_BYTES){
1101
1102 printk(MYIOC_s_WARN_FMT "-SG: No can do - "
1103 "too many SG frags! :-(\n", ioc->name);
1104 printk(MYIOC_s_WARN_FMT "-SG: (freeing %d frags)\n",
1105 ioc->name, numfrags);
1106 goto free_and_fail;
1107 }
1108 }
1109
1110
1111 sgl[-1].FlagsLength |= 0xC1000000;
1112
1113 *frags = numfrags;
1114 *blp = buflist;
1115
1116 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: kbuf_alloc_2_sgl() - "
1117 "%d SG frags generated!\n", ioc->name, numfrags));
1118
1119 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: kbuf_alloc_2_sgl() - "
1120 "last (big) alloc_sz=%d\n", ioc->name, alloc_sz));
1121
1122 return sglbuf;
1123
1124free_and_fail:
1125 if (sglbuf != NULL) {
1126 for (i = 0; i < numfrags; i++) {
1127 dma_addr_t dma_addr;
1128 u8 *kptr;
1129 int len;
1130
1131 if ((sglbuf[i].FlagsLength >> 24) == 0x30)
1132 continue;
1133
1134 dma_addr = sglbuf[i].Address;
1135 kptr = buflist[i].kptr;
1136 len = buflist[i].len;
1137
1138 pci_free_consistent(ioc->pcidev, len, kptr, dma_addr);
1139 }
1140 pci_free_consistent(ioc->pcidev, MAX_SGL_BYTES, sglbuf, *sglbuf_dma);
1141 }
1142 kfree(buflist);
1143 return NULL;
1144}
1145
1146
1147
1148
1149
1150static void
1151kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma, struct buflist *buflist, MPT_ADAPTER *ioc)
1152{
1153 MptSge_t *sg = sgl;
1154 struct buflist *bl = buflist;
1155 u32 nib;
1156 int dir;
1157 int n = 0;
1158
1159 if (sg->FlagsLength & 0x04000000)
1160 dir = PCI_DMA_TODEVICE;
1161 else
1162 dir = PCI_DMA_FROMDEVICE;
1163
1164 nib = (sg->FlagsLength & 0xF0000000) >> 28;
1165 while (! (nib & 0x4)) {
1166
1167 if (nib == 0 || nib == 3) {
1168 ;
1169 } else if (sg->Address) {
1170 dma_addr_t dma_addr;
1171 void *kptr;
1172 int len;
1173
1174 dma_addr = sg->Address;
1175 kptr = bl->kptr;
1176 len = bl->len;
1177 pci_unmap_single(ioc->pcidev, dma_addr, len, dir);
1178 pci_free_consistent(ioc->pcidev, len, kptr, dma_addr);
1179 n++;
1180 }
1181 sg++;
1182 bl++;
1183 nib = (le32_to_cpu(sg->FlagsLength) & 0xF0000000) >> 28;
1184 }
1185
1186
1187 if (sg->Address) {
1188 dma_addr_t dma_addr;
1189 void *kptr;
1190 int len;
1191
1192 dma_addr = sg->Address;
1193 kptr = bl->kptr;
1194 len = bl->len;
1195 pci_unmap_single(ioc->pcidev, dma_addr, len, dir);
1196 pci_free_consistent(ioc->pcidev, len, kptr, dma_addr);
1197 n++;
1198 }
1199
1200 pci_free_consistent(ioc->pcidev, MAX_SGL_BYTES, sgl, sgl_dma);
1201 kfree(buflist);
1202 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: Free'd 1 SGL buf + %d kbufs!\n",
1203 ioc->name, n));
1204}
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216static int
1217mptctl_getiocinfo (unsigned long arg, unsigned int data_size)
1218{
1219 struct mpt_ioctl_iocinfo __user *uarg = (void __user *) arg;
1220 struct mpt_ioctl_iocinfo *karg;
1221 MPT_ADAPTER *ioc;
1222 struct pci_dev *pdev;
1223 int iocnum;
1224 unsigned int port;
1225 int cim_rev;
1226 u8 revision;
1227 struct scsi_device *sdev;
1228 VirtDevice *vdevice;
1229
1230
1231
1232
1233
1234 if (data_size == sizeof(struct mpt_ioctl_iocinfo_rev0))
1235 cim_rev = 0;
1236 else if (data_size == sizeof(struct mpt_ioctl_iocinfo_rev1))
1237 cim_rev = 1;
1238 else if (data_size == sizeof(struct mpt_ioctl_iocinfo))
1239 cim_rev = 2;
1240 else if (data_size == (sizeof(struct mpt_ioctl_iocinfo_rev0)+12))
1241 cim_rev = 0;
1242 else
1243 return -EFAULT;
1244
1245 karg = kmalloc(data_size, GFP_KERNEL);
1246 if (karg == NULL) {
1247 printk(KERN_ERR MYNAM "%s::mpt_ioctl_iocinfo() @%d - no memory available!\n",
1248 __FILE__, __LINE__);
1249 return -ENOMEM;
1250 }
1251
1252 if (copy_from_user(karg, uarg, data_size)) {
1253 printk(KERN_ERR MYNAM "%s@%d::mptctl_getiocinfo - "
1254 "Unable to read in mpt_ioctl_iocinfo struct @ %p\n",
1255 __FILE__, __LINE__, uarg);
1256 kfree(karg);
1257 return -EFAULT;
1258 }
1259
1260 if (((iocnum = mpt_verify_adapter(karg->hdr.iocnum, &ioc)) < 0) ||
1261 (ioc == NULL)) {
1262 printk(KERN_DEBUG MYNAM "%s::mptctl_getiocinfo() @%d - ioc%d not found!\n",
1263 __FILE__, __LINE__, iocnum);
1264 kfree(karg);
1265 return -ENODEV;
1266 }
1267
1268
1269 if (karg->hdr.maxDataSize != data_size) {
1270 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_getiocinfo - "
1271 "Structure size mismatch. Command not completed.\n",
1272 ioc->name, __FILE__, __LINE__);
1273 kfree(karg);
1274 return -EFAULT;
1275 }
1276
1277 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_getiocinfo called.\n",
1278 ioc->name));
1279
1280
1281
1282
1283 if (ioc->bus_type == SAS)
1284 karg->adapterType = MPT_IOCTL_INTERFACE_SAS;
1285 else if (ioc->bus_type == FC)
1286 karg->adapterType = MPT_IOCTL_INTERFACE_FC;
1287 else
1288 karg->adapterType = MPT_IOCTL_INTERFACE_SCSI;
1289
1290 if (karg->hdr.port > 1)
1291 return -EINVAL;
1292 port = karg->hdr.port;
1293
1294 karg->port = port;
1295 pdev = (struct pci_dev *) ioc->pcidev;
1296
1297 karg->pciId = pdev->device;
1298 pci_read_config_byte(pdev, PCI_CLASS_REVISION, &revision);
1299 karg->hwRev = revision;
1300 karg->subSystemDevice = pdev->subsystem_device;
1301 karg->subSystemVendor = pdev->subsystem_vendor;
1302
1303 if (cim_rev == 1) {
1304
1305
1306 karg->pciInfo.u.bits.busNumber = pdev->bus->number;
1307 karg->pciInfo.u.bits.deviceNumber = PCI_SLOT( pdev->devfn );
1308 karg->pciInfo.u.bits.functionNumber = PCI_FUNC( pdev->devfn );
1309 } else if (cim_rev == 2) {
1310
1311
1312 karg->pciInfo.u.bits.busNumber = pdev->bus->number;
1313 karg->pciInfo.u.bits.deviceNumber = PCI_SLOT( pdev->devfn );
1314 karg->pciInfo.u.bits.functionNumber = PCI_FUNC( pdev->devfn );
1315 karg->pciInfo.segmentID = pci_domain_nr(pdev->bus);
1316 }
1317
1318
1319
1320 karg->numDevices = 0;
1321 if (ioc->sh) {
1322 shost_for_each_device(sdev, ioc->sh) {
1323 vdevice = sdev->hostdata;
1324 if (vdevice->vtarget->tflags &
1325 MPT_TARGET_FLAGS_RAID_COMPONENT)
1326 continue;
1327 karg->numDevices++;
1328 }
1329 }
1330
1331
1332
1333 karg->FWVersion = ioc->facts.FWVersion.Word;
1334 karg->BIOSVersion = ioc->biosVersion;
1335
1336
1337
1338 strncpy (karg->driverVersion, MPT_LINUX_PACKAGE_NAME, MPT_IOCTL_VERSION_LENGTH);
1339 karg->driverVersion[MPT_IOCTL_VERSION_LENGTH-1]='\0';
1340
1341 karg->busChangeEvent = 0;
1342 karg->hostId = ioc->pfacts[port].PortSCSIID;
1343 karg->rsvd[0] = karg->rsvd[1] = 0;
1344
1345
1346
1347 if (copy_to_user((char __user *)arg, karg, data_size)) {
1348 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_getiocinfo - "
1349 "Unable to write out mpt_ioctl_iocinfo struct @ %p\n",
1350 ioc->name, __FILE__, __LINE__, uarg);
1351 kfree(karg);
1352 return -EFAULT;
1353 }
1354
1355 kfree(karg);
1356 return 0;
1357}
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369static int
1370mptctl_gettargetinfo (unsigned long arg)
1371{
1372 struct mpt_ioctl_targetinfo __user *uarg = (void __user *) arg;
1373 struct mpt_ioctl_targetinfo karg;
1374 MPT_ADAPTER *ioc;
1375 VirtDevice *vdevice;
1376 char *pmem;
1377 int *pdata;
1378 int iocnum;
1379 int numDevices = 0;
1380 int lun;
1381 int maxWordsLeft;
1382 int numBytes;
1383 u8 port;
1384 struct scsi_device *sdev;
1385
1386 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_targetinfo))) {
1387 printk(KERN_ERR MYNAM "%s@%d::mptctl_gettargetinfo - "
1388 "Unable to read in mpt_ioctl_targetinfo struct @ %p\n",
1389 __FILE__, __LINE__, uarg);
1390 return -EFAULT;
1391 }
1392
1393 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1394 (ioc == NULL)) {
1395 printk(KERN_DEBUG MYNAM "%s::mptctl_gettargetinfo() @%d - ioc%d not found!\n",
1396 __FILE__, __LINE__, iocnum);
1397 return -ENODEV;
1398 }
1399
1400 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_gettargetinfo called.\n",
1401 ioc->name));
1402
1403
1404
1405
1406 numBytes = karg.hdr.maxDataSize - sizeof(mpt_ioctl_header);
1407 maxWordsLeft = numBytes/sizeof(int);
1408 port = karg.hdr.port;
1409
1410 if (maxWordsLeft <= 0) {
1411 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo() - no memory available!\n",
1412 ioc->name, __FILE__, __LINE__);
1413 return -ENOMEM;
1414 }
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430 pmem = kzalloc(numBytes, GFP_KERNEL);
1431 if (!pmem) {
1432 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo() - no memory available!\n",
1433 ioc->name, __FILE__, __LINE__);
1434 return -ENOMEM;
1435 }
1436 pdata = (int *) pmem;
1437
1438
1439
1440 if (ioc->sh){
1441 shost_for_each_device(sdev, ioc->sh) {
1442 if (!maxWordsLeft)
1443 continue;
1444 vdevice = sdev->hostdata;
1445 if (vdevice->vtarget->tflags &
1446 MPT_TARGET_FLAGS_RAID_COMPONENT)
1447 continue;
1448 lun = (vdevice->vtarget->raidVolume) ? 0x80 : vdevice->lun;
1449 *pdata = (((u8)lun << 16) + (vdevice->vtarget->channel << 8) +
1450 (vdevice->vtarget->id ));
1451 pdata++;
1452 numDevices++;
1453 --maxWordsLeft;
1454 }
1455 }
1456 karg.numDevices = numDevices;
1457
1458
1459
1460 if (copy_to_user((char __user *)arg, &karg,
1461 sizeof(struct mpt_ioctl_targetinfo))) {
1462 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo - "
1463 "Unable to write out mpt_ioctl_targetinfo struct @ %p\n",
1464 ioc->name, __FILE__, __LINE__, uarg);
1465 kfree(pmem);
1466 return -EFAULT;
1467 }
1468
1469
1470
1471 if (copy_to_user(uarg->targetInfo, pmem, numBytes)) {
1472 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo - "
1473 "Unable to write out mpt_ioctl_targetinfo struct @ %p\n",
1474 ioc->name, __FILE__, __LINE__, pdata);
1475 kfree(pmem);
1476 return -EFAULT;
1477 }
1478
1479 kfree(pmem);
1480
1481 return 0;
1482}
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492static int
1493mptctl_readtest (unsigned long arg)
1494{
1495 struct mpt_ioctl_test __user *uarg = (void __user *) arg;
1496 struct mpt_ioctl_test karg;
1497 MPT_ADAPTER *ioc;
1498 int iocnum;
1499
1500 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_test))) {
1501 printk(KERN_ERR MYNAM "%s@%d::mptctl_readtest - "
1502 "Unable to read in mpt_ioctl_test struct @ %p\n",
1503 __FILE__, __LINE__, uarg);
1504 return -EFAULT;
1505 }
1506
1507 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1508 (ioc == NULL)) {
1509 printk(KERN_DEBUG MYNAM "%s::mptctl_readtest() @%d - ioc%d not found!\n",
1510 __FILE__, __LINE__, iocnum);
1511 return -ENODEV;
1512 }
1513
1514 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_readtest called.\n",
1515 ioc->name));
1516
1517
1518
1519
1520#ifdef MFCNT
1521 karg.chip_type = ioc->mfcnt;
1522#else
1523 karg.chip_type = ioc->pcidev->device;
1524#endif
1525 strncpy (karg.name, ioc->name, MPT_MAX_NAME);
1526 karg.name[MPT_MAX_NAME-1]='\0';
1527 strncpy (karg.product, ioc->prod_name, MPT_PRODUCT_LENGTH);
1528 karg.product[MPT_PRODUCT_LENGTH-1]='\0';
1529
1530
1531
1532 if (copy_to_user((char __user *)arg, &karg, sizeof(struct mpt_ioctl_test))) {
1533 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_readtest - "
1534 "Unable to write out mpt_ioctl_test struct @ %p\n",
1535 ioc->name, __FILE__, __LINE__, uarg);
1536 return -EFAULT;
1537 }
1538
1539 return 0;
1540}
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553static int
1554mptctl_eventquery (unsigned long arg)
1555{
1556 struct mpt_ioctl_eventquery __user *uarg = (void __user *) arg;
1557 struct mpt_ioctl_eventquery karg;
1558 MPT_ADAPTER *ioc;
1559 int iocnum;
1560
1561 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventquery))) {
1562 printk(KERN_ERR MYNAM "%s@%d::mptctl_eventquery - "
1563 "Unable to read in mpt_ioctl_eventquery struct @ %p\n",
1564 __FILE__, __LINE__, uarg);
1565 return -EFAULT;
1566 }
1567
1568 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1569 (ioc == NULL)) {
1570 printk(KERN_DEBUG MYNAM "%s::mptctl_eventquery() @%d - ioc%d not found!\n",
1571 __FILE__, __LINE__, iocnum);
1572 return -ENODEV;
1573 }
1574
1575 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventquery called.\n",
1576 ioc->name));
1577 karg.eventEntries = MPTCTL_EVENT_LOG_SIZE;
1578 karg.eventTypes = ioc->eventTypes;
1579
1580
1581
1582 if (copy_to_user((char __user *)arg, &karg, sizeof(struct mpt_ioctl_eventquery))) {
1583 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_eventquery - "
1584 "Unable to write out mpt_ioctl_eventquery struct @ %p\n",
1585 ioc->name, __FILE__, __LINE__, uarg);
1586 return -EFAULT;
1587 }
1588 return 0;
1589}
1590
1591
1592static int
1593mptctl_eventenable (unsigned long arg)
1594{
1595 struct mpt_ioctl_eventenable __user *uarg = (void __user *) arg;
1596 struct mpt_ioctl_eventenable karg;
1597 MPT_ADAPTER *ioc;
1598 int iocnum;
1599
1600 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventenable))) {
1601 printk(KERN_ERR MYNAM "%s@%d::mptctl_eventenable - "
1602 "Unable to read in mpt_ioctl_eventenable struct @ %p\n",
1603 __FILE__, __LINE__, uarg);
1604 return -EFAULT;
1605 }
1606
1607 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1608 (ioc == NULL)) {
1609 printk(KERN_DEBUG MYNAM "%s::mptctl_eventenable() @%d - ioc%d not found!\n",
1610 __FILE__, __LINE__, iocnum);
1611 return -ENODEV;
1612 }
1613
1614 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventenable called.\n",
1615 ioc->name));
1616 if (ioc->events == NULL) {
1617
1618
1619 int sz = MPTCTL_EVENT_LOG_SIZE * sizeof(MPT_IOCTL_EVENTS);
1620 ioc->events = kzalloc(sz, GFP_KERNEL);
1621 if (!ioc->events) {
1622 printk(MYIOC_s_ERR_FMT
1623 ": ERROR - Insufficient memory to add adapter!\n",
1624 ioc->name);
1625 return -ENOMEM;
1626 }
1627 ioc->alloc_total += sz;
1628
1629 ioc->eventContext = 0;
1630 }
1631
1632
1633
1634 ioc->eventTypes = karg.eventTypes;
1635
1636 return 0;
1637}
1638
1639
1640static int
1641mptctl_eventreport (unsigned long arg)
1642{
1643 struct mpt_ioctl_eventreport __user *uarg = (void __user *) arg;
1644 struct mpt_ioctl_eventreport karg;
1645 MPT_ADAPTER *ioc;
1646 int iocnum;
1647 int numBytes, maxEvents, max;
1648
1649 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventreport))) {
1650 printk(KERN_ERR MYNAM "%s@%d::mptctl_eventreport - "
1651 "Unable to read in mpt_ioctl_eventreport struct @ %p\n",
1652 __FILE__, __LINE__, uarg);
1653 return -EFAULT;
1654 }
1655
1656 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1657 (ioc == NULL)) {
1658 printk(KERN_DEBUG MYNAM "%s::mptctl_eventreport() @%d - ioc%d not found!\n",
1659 __FILE__, __LINE__, iocnum);
1660 return -ENODEV;
1661 }
1662 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventreport called.\n",
1663 ioc->name));
1664
1665 numBytes = karg.hdr.maxDataSize - sizeof(mpt_ioctl_header);
1666 maxEvents = numBytes/sizeof(MPT_IOCTL_EVENTS);
1667
1668
1669 max = MPTCTL_EVENT_LOG_SIZE < maxEvents ? MPTCTL_EVENT_LOG_SIZE : maxEvents;
1670
1671
1672
1673
1674 if ((max < 1) || !ioc->events)
1675 return -ENODATA;
1676
1677
1678 ioc->aen_event_read_flag=0;
1679
1680
1681
1682 numBytes = max * sizeof(MPT_IOCTL_EVENTS);
1683 if (copy_to_user(uarg->eventData, ioc->events, numBytes)) {
1684 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_eventreport - "
1685 "Unable to write out mpt_ioctl_eventreport struct @ %p\n",
1686 ioc->name, __FILE__, __LINE__, ioc->events);
1687 return -EFAULT;
1688 }
1689
1690 return 0;
1691}
1692
1693
1694static int
1695mptctl_replace_fw (unsigned long arg)
1696{
1697 struct mpt_ioctl_replace_fw __user *uarg = (void __user *) arg;
1698 struct mpt_ioctl_replace_fw karg;
1699 MPT_ADAPTER *ioc;
1700 int iocnum;
1701 int newFwSize;
1702
1703 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_replace_fw))) {
1704 printk(KERN_ERR MYNAM "%s@%d::mptctl_replace_fw - "
1705 "Unable to read in mpt_ioctl_replace_fw struct @ %p\n",
1706 __FILE__, __LINE__, uarg);
1707 return -EFAULT;
1708 }
1709
1710 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1711 (ioc == NULL)) {
1712 printk(KERN_DEBUG MYNAM "%s::mptctl_replace_fw() @%d - ioc%d not found!\n",
1713 __FILE__, __LINE__, iocnum);
1714 return -ENODEV;
1715 }
1716
1717 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_replace_fw called.\n",
1718 ioc->name));
1719
1720
1721 if (ioc->cached_fw == NULL)
1722 return 0;
1723
1724 mpt_free_fw_memory(ioc);
1725
1726
1727
1728 newFwSize = karg.newImageSize;
1729
1730 if (newFwSize & 0x01)
1731 newFwSize += 1;
1732 if (newFwSize & 0x02)
1733 newFwSize += 2;
1734
1735 mpt_alloc_fw_memory(ioc, newFwSize);
1736 if (ioc->cached_fw == NULL)
1737 return -ENOMEM;
1738
1739
1740
1741 if (copy_from_user(ioc->cached_fw, uarg->newImage, newFwSize)) {
1742 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_replace_fw - "
1743 "Unable to read in mpt_ioctl_replace_fw image "
1744 "@ %p\n", ioc->name, __FILE__, __LINE__, uarg);
1745 mpt_free_fw_memory(ioc);
1746 return -EFAULT;
1747 }
1748
1749
1750
1751 ioc->facts.FWImageSize = newFwSize;
1752 return 0;
1753}
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767static int
1768mptctl_mpt_command (unsigned long arg)
1769{
1770 struct mpt_ioctl_command __user *uarg = (void __user *) arg;
1771 struct mpt_ioctl_command karg;
1772 MPT_ADAPTER *ioc;
1773 int iocnum;
1774 int rc;
1775
1776
1777 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_command))) {
1778 printk(KERN_ERR MYNAM "%s@%d::mptctl_mpt_command - "
1779 "Unable to read in mpt_ioctl_command struct @ %p\n",
1780 __FILE__, __LINE__, uarg);
1781 return -EFAULT;
1782 }
1783
1784 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1785 (ioc == NULL)) {
1786 printk(KERN_DEBUG MYNAM "%s::mptctl_mpt_command() @%d - ioc%d not found!\n",
1787 __FILE__, __LINE__, iocnum);
1788 return -ENODEV;
1789 }
1790
1791 rc = mptctl_do_mpt_command (karg, &uarg->MF);
1792
1793 return rc;
1794}
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808static int
1809mptctl_do_mpt_command (struct mpt_ioctl_command karg, void __user *mfPtr)
1810{
1811 MPT_ADAPTER *ioc;
1812 MPT_FRAME_HDR *mf = NULL;
1813 MPIHeader_t *hdr;
1814 char *psge;
1815 struct buflist bufIn;
1816 struct buflist bufOut;
1817 dma_addr_t dma_addr_in;
1818 dma_addr_t dma_addr_out;
1819 int sgSize = 0;
1820 int iocnum, flagsLength;
1821 int sz, rc = 0;
1822 int msgContext;
1823 u16 req_idx;
1824 ulong timeout;
1825 unsigned long timeleft;
1826 struct scsi_device *sdev;
1827 unsigned long flags;
1828 u8 function;
1829
1830
1831
1832 bufIn.kptr = bufOut.kptr = NULL;
1833 bufIn.len = bufOut.len = 0;
1834
1835 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1836 (ioc == NULL)) {
1837 printk(KERN_DEBUG MYNAM "%s::mptctl_do_mpt_command() @%d - ioc%d not found!\n",
1838 __FILE__, __LINE__, iocnum);
1839 return -ENODEV;
1840 }
1841
1842 spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
1843 if (ioc->ioc_reset_in_progress) {
1844 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
1845 printk(KERN_ERR MYNAM "%s@%d::mptctl_do_mpt_command - "
1846 "Busy with diagnostic reset\n", __FILE__, __LINE__);
1847 return -EBUSY;
1848 }
1849 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
1850
1851
1852
1853 sz = karg.dataSgeOffset * 4;
1854 if (karg.dataInSize > 0)
1855 sz += ioc->SGE_size;
1856 if (karg.dataOutSize > 0)
1857 sz += ioc->SGE_size;
1858
1859 if (sz > ioc->req_sz) {
1860 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1861 "Request frame too large (%d) maximum (%d)\n",
1862 ioc->name, __FILE__, __LINE__, sz, ioc->req_sz);
1863 return -EFAULT;
1864 }
1865
1866
1867
1868 if ((mf = mpt_get_msg_frame(mptctl_id, ioc)) == NULL)
1869 return -EAGAIN;
1870
1871 hdr = (MPIHeader_t *) mf;
1872 msgContext = le32_to_cpu(hdr->MsgContext);
1873 req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx);
1874
1875
1876
1877
1878
1879 if (copy_from_user(mf, mfPtr, karg.dataSgeOffset * 4)) {
1880 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1881 "Unable to read MF from mpt_ioctl_command struct @ %p\n",
1882 ioc->name, __FILE__, __LINE__, mfPtr);
1883 function = -1;
1884 rc = -EFAULT;
1885 goto done_free_mem;
1886 }
1887 hdr->MsgContext = cpu_to_le32(msgContext);
1888 function = hdr->Function;
1889
1890
1891
1892
1893 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sending mpi function (0x%02X), req=%p\n",
1894 ioc->name, hdr->Function, mf));
1895
1896 switch (function) {
1897 case MPI_FUNCTION_IOC_FACTS:
1898 case MPI_FUNCTION_PORT_FACTS:
1899 karg.dataOutSize = karg.dataInSize = 0;
1900 break;
1901
1902 case MPI_FUNCTION_CONFIG:
1903 {
1904 Config_t *config_frame;
1905 config_frame = (Config_t *)mf;
1906 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "\ttype=0x%02x ext_type=0x%02x "
1907 "number=0x%02x action=0x%02x\n", ioc->name,
1908 config_frame->Header.PageType,
1909 config_frame->ExtPageType,
1910 config_frame->Header.PageNumber,
1911 config_frame->Action));
1912 break;
1913 }
1914
1915 case MPI_FUNCTION_FC_COMMON_TRANSPORT_SEND:
1916 case MPI_FUNCTION_FC_EX_LINK_SRVC_SEND:
1917 case MPI_FUNCTION_FW_UPLOAD:
1918 case MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR:
1919 case MPI_FUNCTION_FW_DOWNLOAD:
1920 case MPI_FUNCTION_FC_PRIMITIVE_SEND:
1921 case MPI_FUNCTION_TOOLBOX:
1922 case MPI_FUNCTION_SAS_IO_UNIT_CONTROL:
1923 break;
1924
1925 case MPI_FUNCTION_SCSI_IO_REQUEST:
1926 if (ioc->sh) {
1927 SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf;
1928 int qtag = MPI_SCSIIO_CONTROL_UNTAGGED;
1929 int scsidir = 0;
1930 int dataSize;
1931 u32 id;
1932
1933 id = (ioc->devices_per_bus == 0) ? 256 : ioc->devices_per_bus;
1934 if (pScsiReq->TargetID > id) {
1935 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1936 "Target ID out of bounds. \n",
1937 ioc->name, __FILE__, __LINE__);
1938 rc = -ENODEV;
1939 goto done_free_mem;
1940 }
1941
1942 if (pScsiReq->Bus >= ioc->number_of_buses) {
1943 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1944 "Target Bus out of bounds. \n",
1945 ioc->name, __FILE__, __LINE__);
1946 rc = -ENODEV;
1947 goto done_free_mem;
1948 }
1949
1950 pScsiReq->MsgFlags &= ~MPI_SCSIIO_MSGFLGS_SENSE_WIDTH;
1951 pScsiReq->MsgFlags |= mpt_msg_flags(ioc);
1952
1953
1954
1955
1956
1957
1958
1959
1960 if (karg.maxSenseBytes > MPT_SENSE_BUFFER_SIZE)
1961 pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
1962 else
1963 pScsiReq->SenseBufferLength = karg.maxSenseBytes;
1964
1965 pScsiReq->SenseBufferLowAddr =
1966 cpu_to_le32(ioc->sense_buf_low_dma
1967 + (req_idx * MPT_SENSE_BUFFER_ALLOC));
1968
1969 shost_for_each_device(sdev, ioc->sh) {
1970 struct scsi_target *starget = scsi_target(sdev);
1971 VirtTarget *vtarget = starget->hostdata;
1972
1973 if ((pScsiReq->TargetID == vtarget->id) &&
1974 (pScsiReq->Bus == vtarget->channel) &&
1975 (vtarget->tflags & MPT_TARGET_FLAGS_Q_YES))
1976 qtag = MPI_SCSIIO_CONTROL_SIMPLEQ;
1977 }
1978
1979
1980
1981
1982 if (karg.dataOutSize > 0) {
1983 scsidir = MPI_SCSIIO_CONTROL_WRITE;
1984 dataSize = karg.dataOutSize;
1985 } else {
1986 scsidir = MPI_SCSIIO_CONTROL_READ;
1987 dataSize = karg.dataInSize;
1988 }
1989
1990 pScsiReq->Control = cpu_to_le32(scsidir | qtag);
1991 pScsiReq->DataLength = cpu_to_le32(dataSize);
1992
1993
1994 } else {
1995 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1996 "SCSI driver is not loaded. \n",
1997 ioc->name, __FILE__, __LINE__);
1998 rc = -EFAULT;
1999 goto done_free_mem;
2000 }
2001 break;
2002
2003 case MPI_FUNCTION_SMP_PASSTHROUGH:
2004
2005
2006
2007
2008
2009
2010 break;
2011
2012 case MPI_FUNCTION_SATA_PASSTHROUGH:
2013 if (!ioc->sh) {
2014 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2015 "SCSI driver is not loaded. \n",
2016 ioc->name, __FILE__, __LINE__);
2017 rc = -EFAULT;
2018 goto done_free_mem;
2019 }
2020 break;
2021
2022 case MPI_FUNCTION_RAID_ACTION:
2023
2024
2025 break;
2026
2027 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
2028 if (ioc->sh) {
2029 SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf;
2030 int qtag = MPI_SCSIIO_CONTROL_SIMPLEQ;
2031 int scsidir = MPI_SCSIIO_CONTROL_READ;
2032 int dataSize;
2033
2034 pScsiReq->MsgFlags &= ~MPI_SCSIIO_MSGFLGS_SENSE_WIDTH;
2035 pScsiReq->MsgFlags |= mpt_msg_flags(ioc);
2036
2037
2038
2039
2040
2041
2042
2043
2044 if (karg.maxSenseBytes > MPT_SENSE_BUFFER_SIZE)
2045 pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
2046 else
2047 pScsiReq->SenseBufferLength = karg.maxSenseBytes;
2048
2049 pScsiReq->SenseBufferLowAddr =
2050 cpu_to_le32(ioc->sense_buf_low_dma
2051 + (req_idx * MPT_SENSE_BUFFER_ALLOC));
2052
2053
2054
2055
2056
2057
2058
2059 if (karg.dataOutSize > 0) {
2060 scsidir = MPI_SCSIIO_CONTROL_WRITE;
2061 dataSize = karg.dataOutSize;
2062 } else {
2063 scsidir = MPI_SCSIIO_CONTROL_READ;
2064 dataSize = karg.dataInSize;
2065 }
2066
2067 pScsiReq->Control = cpu_to_le32(scsidir | qtag);
2068 pScsiReq->DataLength = cpu_to_le32(dataSize);
2069
2070 } else {
2071 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2072 "SCSI driver is not loaded. \n",
2073 ioc->name, __FILE__, __LINE__);
2074 rc = -EFAULT;
2075 goto done_free_mem;
2076 }
2077 break;
2078
2079 case MPI_FUNCTION_SCSI_TASK_MGMT:
2080 {
2081 SCSITaskMgmt_t *pScsiTm;
2082 pScsiTm = (SCSITaskMgmt_t *)mf;
2083 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT
2084 "\tTaskType=0x%x MsgFlags=0x%x "
2085 "TaskMsgContext=0x%x id=%d channel=%d\n",
2086 ioc->name, pScsiTm->TaskType, le32_to_cpu
2087 (pScsiTm->TaskMsgContext), pScsiTm->MsgFlags,
2088 pScsiTm->TargetID, pScsiTm->Bus));
2089 break;
2090 }
2091
2092 case MPI_FUNCTION_IOC_INIT:
2093 {
2094 IOCInit_t *pInit = (IOCInit_t *) mf;
2095 u32 high_addr, sense_high;
2096
2097
2098
2099
2100 if (sizeof(dma_addr_t) == sizeof(u64)) {
2101 high_addr = cpu_to_le32((u32)((u64)ioc->req_frames_dma >> 32));
2102 sense_high= cpu_to_le32((u32)((u64)ioc->sense_buf_pool_dma >> 32));
2103 } else {
2104 high_addr = 0;
2105 sense_high= 0;
2106 }
2107
2108 if ((pInit->Flags != 0) || (pInit->MaxDevices != ioc->facts.MaxDevices) ||
2109 (pInit->MaxBuses != ioc->facts.MaxBuses) ||
2110 (pInit->ReplyFrameSize != cpu_to_le16(ioc->reply_sz)) ||
2111 (pInit->HostMfaHighAddr != high_addr) ||
2112 (pInit->SenseBufferHighAddr != sense_high)) {
2113 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2114 "IOC_INIT issued with 1 or more incorrect parameters. Rejected.\n",
2115 ioc->name, __FILE__, __LINE__);
2116 rc = -EFAULT;
2117 goto done_free_mem;
2118 }
2119 }
2120 break;
2121 default:
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2147 "Illegal request (function 0x%x) \n",
2148 ioc->name, __FILE__, __LINE__, hdr->Function);
2149 rc = -EFAULT;
2150 goto done_free_mem;
2151 }
2152
2153
2154
2155
2156
2157
2158 psge = (char *) (((int *) mf) + karg.dataSgeOffset);
2159 flagsLength = 0;
2160
2161 if (karg.dataOutSize > 0)
2162 sgSize ++;
2163
2164 if (karg.dataInSize > 0)
2165 sgSize ++;
2166
2167 if (sgSize > 0) {
2168
2169
2170 if (karg.dataOutSize > 0) {
2171 if (karg.dataInSize > 0) {
2172 flagsLength = ( MPI_SGE_FLAGS_SIMPLE_ELEMENT |
2173 MPI_SGE_FLAGS_END_OF_BUFFER |
2174 MPI_SGE_FLAGS_DIRECTION)
2175 << MPI_SGE_FLAGS_SHIFT;
2176 } else {
2177 flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE;
2178 }
2179 flagsLength |= karg.dataOutSize;
2180 bufOut.len = karg.dataOutSize;
2181 bufOut.kptr = pci_alloc_consistent(
2182 ioc->pcidev, bufOut.len, &dma_addr_out);
2183
2184 if (bufOut.kptr == NULL) {
2185 rc = -ENOMEM;
2186 goto done_free_mem;
2187 } else {
2188
2189
2190
2191 ioc->add_sge(psge, flagsLength, dma_addr_out);
2192 psge += ioc->SGE_size;
2193
2194
2195
2196 if (copy_from_user(bufOut.kptr,
2197 karg.dataOutBufPtr,
2198 bufOut.len)) {
2199 printk(MYIOC_s_ERR_FMT
2200 "%s@%d::mptctl_do_mpt_command - Unable "
2201 "to read user data "
2202 "struct @ %p\n",
2203 ioc->name, __FILE__, __LINE__,karg.dataOutBufPtr);
2204 rc = -EFAULT;
2205 goto done_free_mem;
2206 }
2207 }
2208 }
2209
2210 if (karg.dataInSize > 0) {
2211 flagsLength = MPT_SGE_FLAGS_SSIMPLE_READ;
2212 flagsLength |= karg.dataInSize;
2213
2214 bufIn.len = karg.dataInSize;
2215 bufIn.kptr = pci_alloc_consistent(ioc->pcidev,
2216 bufIn.len, &dma_addr_in);
2217
2218 if (bufIn.kptr == NULL) {
2219 rc = -ENOMEM;
2220 goto done_free_mem;
2221 } else {
2222
2223
2224
2225 ioc->add_sge(psge, flagsLength, dma_addr_in);
2226 }
2227 }
2228 } else {
2229
2230
2231 ioc->add_sge(psge, flagsLength, (dma_addr_t) -1);
2232 }
2233
2234 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, hdr->MsgContext);
2235 INITIALIZE_MGMT_STATUS(ioc->ioctl_cmds.status)
2236 if (hdr->Function == MPI_FUNCTION_SCSI_TASK_MGMT) {
2237
2238 mutex_lock(&ioc->taskmgmt_cmds.mutex);
2239 if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
2240 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2241 goto done_free_mem;
2242 }
2243
2244 DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)mf);
2245
2246 if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) &&
2247 (ioc->facts.MsgVersion >= MPI_VERSION_01_05))
2248 mpt_put_msg_frame_hi_pri(mptctl_id, ioc, mf);
2249 else {
2250 rc =mpt_send_handshake_request(mptctl_id, ioc,
2251 sizeof(SCSITaskMgmt_t), (u32*)mf, CAN_SLEEP);
2252 if (rc != 0) {
2253 dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
2254 "send_handshake FAILED! (ioc %p, mf %p)\n",
2255 ioc->name, ioc, mf));
2256 mpt_clear_taskmgmt_in_progress_flag(ioc);
2257 rc = -ENODATA;
2258 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2259 goto done_free_mem;
2260 }
2261 }
2262
2263 } else
2264 mpt_put_msg_frame(mptctl_id, ioc, mf);
2265
2266
2267 timeout = (karg.timeout > 0) ? karg.timeout : MPT_IOCTL_DEFAULT_TIMEOUT;
2268retry_wait:
2269 timeleft = wait_for_completion_timeout(&ioc->ioctl_cmds.done,
2270 HZ*timeout);
2271 if (!(ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
2272 rc = -ETIME;
2273 dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "%s: TIMED OUT!\n",
2274 ioc->name, __func__));
2275 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) {
2276 if (function == MPI_FUNCTION_SCSI_TASK_MGMT)
2277 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2278 goto done_free_mem;
2279 }
2280 if (!timeleft) {
2281 if (function == MPI_FUNCTION_SCSI_TASK_MGMT)
2282 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2283 mptctl_timeout_expired(ioc, mf);
2284 mf = NULL;
2285 } else
2286 goto retry_wait;
2287 goto done_free_mem;
2288 }
2289
2290 if (function == MPI_FUNCTION_SCSI_TASK_MGMT)
2291 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2292
2293
2294 mf = NULL;
2295
2296
2297
2298
2299 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID) {
2300 if (karg.maxReplyBytes < ioc->reply_sz) {
2301 sz = min(karg.maxReplyBytes,
2302 4*ioc->ioctl_cmds.reply[2]);
2303 } else {
2304 sz = min(ioc->reply_sz, 4*ioc->ioctl_cmds.reply[2]);
2305 }
2306 if (sz > 0) {
2307 if (copy_to_user(karg.replyFrameBufPtr,
2308 ioc->ioctl_cmds.reply, sz)){
2309 printk(MYIOC_s_ERR_FMT
2310 "%s@%d::mptctl_do_mpt_command - "
2311 "Unable to write out reply frame %p\n",
2312 ioc->name, __FILE__, __LINE__, karg.replyFrameBufPtr);
2313 rc = -ENODATA;
2314 goto done_free_mem;
2315 }
2316 }
2317 }
2318
2319
2320
2321 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_SENSE_VALID) {
2322 sz = min(karg.maxSenseBytes, MPT_SENSE_BUFFER_SIZE);
2323 if (sz > 0) {
2324 if (copy_to_user(karg.senseDataPtr,
2325 ioc->ioctl_cmds.sense, sz)) {
2326 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2327 "Unable to write sense data to user %p\n",
2328 ioc->name, __FILE__, __LINE__,
2329 karg.senseDataPtr);
2330 rc = -ENODATA;
2331 goto done_free_mem;
2332 }
2333 }
2334 }
2335
2336
2337
2338
2339 if ((ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD) &&
2340 (karg.dataInSize > 0) && (bufIn.kptr)) {
2341
2342 if (copy_to_user(karg.dataInBufPtr,
2343 bufIn.kptr, karg.dataInSize)) {
2344 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2345 "Unable to write data to user %p\n",
2346 ioc->name, __FILE__, __LINE__,
2347 karg.dataInBufPtr);
2348 rc = -ENODATA;
2349 }
2350 }
2351
2352done_free_mem:
2353
2354 CLEAR_MGMT_STATUS(ioc->ioctl_cmds.status)
2355 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, 0);
2356
2357
2358
2359 if (bufOut.kptr != NULL) {
2360 pci_free_consistent(ioc->pcidev,
2361 bufOut.len, (void *) bufOut.kptr, dma_addr_out);
2362 }
2363
2364 if (bufIn.kptr != NULL) {
2365 pci_free_consistent(ioc->pcidev,
2366 bufIn.len, (void *) bufIn.kptr, dma_addr_in);
2367 }
2368
2369
2370
2371
2372 if (mf)
2373 mpt_free_msg_frame(ioc, mf);
2374
2375 return rc;
2376}
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389static int
2390mptctl_hp_hostinfo(unsigned long arg, unsigned int data_size)
2391{
2392 hp_host_info_t __user *uarg = (void __user *) arg;
2393 MPT_ADAPTER *ioc;
2394 struct pci_dev *pdev;
2395 char *pbuf=NULL;
2396 dma_addr_t buf_dma;
2397 hp_host_info_t karg;
2398 CONFIGPARMS cfg;
2399 ConfigPageHeader_t hdr;
2400 int iocnum;
2401 int rc, cim_rev;
2402 ToolboxIstwiReadWriteRequest_t *IstwiRWRequest;
2403 MPT_FRAME_HDR *mf = NULL;
2404 MPIHeader_t *mpi_hdr;
2405 unsigned long timeleft;
2406 int retval;
2407
2408
2409
2410 if (data_size == sizeof(hp_host_info_t))
2411 cim_rev = 1;
2412 else if (data_size == sizeof(hp_host_info_rev0_t))
2413 cim_rev = 0;
2414 else
2415 return -EFAULT;
2416
2417 if (copy_from_user(&karg, uarg, sizeof(hp_host_info_t))) {
2418 printk(KERN_ERR MYNAM "%s@%d::mptctl_hp_host_info - "
2419 "Unable to read in hp_host_info struct @ %p\n",
2420 __FILE__, __LINE__, uarg);
2421 return -EFAULT;
2422 }
2423
2424 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
2425 (ioc == NULL)) {
2426 printk(KERN_DEBUG MYNAM "%s::mptctl_hp_hostinfo() @%d - ioc%d not found!\n",
2427 __FILE__, __LINE__, iocnum);
2428 return -ENODEV;
2429 }
2430 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": mptctl_hp_hostinfo called.\n",
2431 ioc->name));
2432
2433
2434
2435
2436 pdev = (struct pci_dev *) ioc->pcidev;
2437
2438 karg.vendor = pdev->vendor;
2439 karg.device = pdev->device;
2440 karg.subsystem_id = pdev->subsystem_device;
2441 karg.subsystem_vendor = pdev->subsystem_vendor;
2442 karg.devfn = pdev->devfn;
2443 karg.bus = pdev->bus->number;
2444
2445
2446
2447
2448 if (ioc->sh != NULL)
2449 karg.host_no = ioc->sh->host_no;
2450 else
2451 karg.host_no = -1;
2452
2453
2454
2455 karg.fw_version[0] = ioc->facts.FWVersion.Struct.Major >= 10 ?
2456 ((ioc->facts.FWVersion.Struct.Major / 10) + '0') : '0';
2457 karg.fw_version[1] = (ioc->facts.FWVersion.Struct.Major % 10 ) + '0';
2458 karg.fw_version[2] = '.';
2459 karg.fw_version[3] = ioc->facts.FWVersion.Struct.Minor >= 10 ?
2460 ((ioc->facts.FWVersion.Struct.Minor / 10) + '0') : '0';
2461 karg.fw_version[4] = (ioc->facts.FWVersion.Struct.Minor % 10 ) + '0';
2462 karg.fw_version[5] = '.';
2463 karg.fw_version[6] = ioc->facts.FWVersion.Struct.Unit >= 10 ?
2464 ((ioc->facts.FWVersion.Struct.Unit / 10) + '0') : '0';
2465 karg.fw_version[7] = (ioc->facts.FWVersion.Struct.Unit % 10 ) + '0';
2466 karg.fw_version[8] = '.';
2467 karg.fw_version[9] = ioc->facts.FWVersion.Struct.Dev >= 10 ?
2468 ((ioc->facts.FWVersion.Struct.Dev / 10) + '0') : '0';
2469 karg.fw_version[10] = (ioc->facts.FWVersion.Struct.Dev % 10 ) + '0';
2470 karg.fw_version[11] = '\0';
2471
2472
2473
2474 hdr.PageVersion = 0;
2475 hdr.PageLength = 0;
2476 hdr.PageNumber = 0;
2477 hdr.PageType = MPI_CONFIG_PAGETYPE_MANUFACTURING;
2478 cfg.cfghdr.hdr = &hdr;
2479 cfg.physAddr = -1;
2480 cfg.pageAddr = 0;
2481 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
2482 cfg.dir = 0;
2483 cfg.timeout = 10;
2484
2485 strncpy(karg.serial_number, " ", 24);
2486 if (mpt_config(ioc, &cfg) == 0) {
2487 if (cfg.cfghdr.hdr->PageLength > 0) {
2488
2489 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
2490
2491 pbuf = pci_alloc_consistent(ioc->pcidev, hdr.PageLength * 4, &buf_dma);
2492 if (pbuf) {
2493 cfg.physAddr = buf_dma;
2494 if (mpt_config(ioc, &cfg) == 0) {
2495 ManufacturingPage0_t *pdata = (ManufacturingPage0_t *) pbuf;
2496 if (strlen(pdata->BoardTracerNumber) > 1) {
2497 strncpy(karg.serial_number, pdata->BoardTracerNumber, 24);
2498 karg.serial_number[24-1]='\0';
2499 }
2500 }
2501 pci_free_consistent(ioc->pcidev, hdr.PageLength * 4, pbuf, buf_dma);
2502 pbuf = NULL;
2503 }
2504 }
2505 }
2506 rc = mpt_GetIocState(ioc, 1);
2507 switch (rc) {
2508 case MPI_IOC_STATE_OPERATIONAL:
2509 karg.ioc_status = HP_STATUS_OK;
2510 break;
2511
2512 case MPI_IOC_STATE_FAULT:
2513 karg.ioc_status = HP_STATUS_FAILED;
2514 break;
2515
2516 case MPI_IOC_STATE_RESET:
2517 case MPI_IOC_STATE_READY:
2518 default:
2519 karg.ioc_status = HP_STATUS_OTHER;
2520 break;
2521 }
2522
2523 karg.base_io_addr = pci_resource_start(pdev, 0);
2524
2525 if ((ioc->bus_type == SAS) || (ioc->bus_type == FC))
2526 karg.bus_phys_width = HP_BUS_WIDTH_UNK;
2527 else
2528 karg.bus_phys_width = HP_BUS_WIDTH_16;
2529
2530 karg.hard_resets = 0;
2531 karg.soft_resets = 0;
2532 karg.timeouts = 0;
2533 if (ioc->sh != NULL) {
2534 MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
2535
2536 if (hd && (cim_rev == 1)) {
2537 karg.hard_resets = ioc->hard_resets;
2538 karg.soft_resets = ioc->soft_resets;
2539 karg.timeouts = ioc->timeouts;
2540 }
2541 }
2542
2543
2544
2545
2546 if ((mf = mpt_get_msg_frame(mptctl_id, ioc)) == NULL) {
2547 dfailprintk(ioc, printk(MYIOC_s_WARN_FMT
2548 "%s, no msg frames!!\n", ioc->name, __func__));
2549 goto out;
2550 }
2551
2552 IstwiRWRequest = (ToolboxIstwiReadWriteRequest_t *)mf;
2553 mpi_hdr = (MPIHeader_t *) mf;
2554 memset(IstwiRWRequest,0,sizeof(ToolboxIstwiReadWriteRequest_t));
2555 IstwiRWRequest->Function = MPI_FUNCTION_TOOLBOX;
2556 IstwiRWRequest->Tool = MPI_TOOLBOX_ISTWI_READ_WRITE_TOOL;
2557 IstwiRWRequest->MsgContext = mpi_hdr->MsgContext;
2558 IstwiRWRequest->Flags = MPI_TB_ISTWI_FLAGS_READ;
2559 IstwiRWRequest->NumAddressBytes = 0x01;
2560 IstwiRWRequest->DataLength = cpu_to_le16(0x04);
2561 if (pdev->devfn & 1)
2562 IstwiRWRequest->DeviceAddr = 0xB2;
2563 else
2564 IstwiRWRequest->DeviceAddr = 0xB0;
2565
2566 pbuf = pci_alloc_consistent(ioc->pcidev, 4, &buf_dma);
2567 if (!pbuf)
2568 goto out;
2569 ioc->add_sge((char *)&IstwiRWRequest->SGL,
2570 (MPT_SGE_FLAGS_SSIMPLE_READ|4), buf_dma);
2571
2572 retval = 0;
2573 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context,
2574 IstwiRWRequest->MsgContext);
2575 INITIALIZE_MGMT_STATUS(ioc->ioctl_cmds.status)
2576 mpt_put_msg_frame(mptctl_id, ioc, mf);
2577
2578retry_wait:
2579 timeleft = wait_for_completion_timeout(&ioc->ioctl_cmds.done,
2580 HZ*MPT_IOCTL_DEFAULT_TIMEOUT);
2581 if (!(ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
2582 retval = -ETIME;
2583 printk(MYIOC_s_WARN_FMT "%s: failed\n", ioc->name, __func__);
2584 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) {
2585 mpt_free_msg_frame(ioc, mf);
2586 goto out;
2587 }
2588 if (!timeleft)
2589 mptctl_timeout_expired(ioc, mf);
2590 else
2591 goto retry_wait;
2592 goto out;
2593 }
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID)
2605 karg.rsvd = *(u32 *)pbuf;
2606
2607 out:
2608 CLEAR_MGMT_STATUS(ioc->ioctl_cmds.status)
2609 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, 0);
2610
2611 if (pbuf)
2612 pci_free_consistent(ioc->pcidev, 4, pbuf, buf_dma);
2613
2614
2615
2616 if (copy_to_user((char __user *)arg, &karg, sizeof(hp_host_info_t))) {
2617 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_hpgethostinfo - "
2618 "Unable to write out hp_host_info @ %p\n",
2619 ioc->name, __FILE__, __LINE__, uarg);
2620 return -EFAULT;
2621 }
2622
2623 return 0;
2624
2625}
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638static int
2639mptctl_hp_targetinfo(unsigned long arg)
2640{
2641 hp_target_info_t __user *uarg = (void __user *) arg;
2642 SCSIDevicePage0_t *pg0_alloc;
2643 SCSIDevicePage3_t *pg3_alloc;
2644 MPT_ADAPTER *ioc;
2645 MPT_SCSI_HOST *hd = NULL;
2646 hp_target_info_t karg;
2647 int iocnum;
2648 int data_sz;
2649 dma_addr_t page_dma;
2650 CONFIGPARMS cfg;
2651 ConfigPageHeader_t hdr;
2652 int tmp, np, rc = 0;
2653
2654 if (copy_from_user(&karg, uarg, sizeof(hp_target_info_t))) {
2655 printk(KERN_ERR MYNAM "%s@%d::mptctl_hp_targetinfo - "
2656 "Unable to read in hp_host_targetinfo struct @ %p\n",
2657 __FILE__, __LINE__, uarg);
2658 return -EFAULT;
2659 }
2660
2661 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
2662 (ioc == NULL)) {
2663 printk(KERN_DEBUG MYNAM "%s::mptctl_hp_targetinfo() @%d - ioc%d not found!\n",
2664 __FILE__, __LINE__, iocnum);
2665 return -ENODEV;
2666 }
2667 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_hp_targetinfo called.\n",
2668 ioc->name));
2669
2670
2671
2672 if ((ioc->bus_type == SAS) || (ioc->bus_type == FC))
2673 return 0;
2674
2675 if ((ioc->spi_data.sdp0length == 0) || (ioc->sh == NULL))
2676 return 0;
2677
2678 if (ioc->sh->host_no != karg.hdr.host)
2679 return -ENODEV;
2680
2681
2682
2683 data_sz = ioc->spi_data.sdp0length * 4;
2684 pg0_alloc = (SCSIDevicePage0_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page_dma);
2685 if (pg0_alloc) {
2686 hdr.PageVersion = ioc->spi_data.sdp0version;
2687 hdr.PageLength = data_sz;
2688 hdr.PageNumber = 0;
2689 hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE;
2690
2691 cfg.cfghdr.hdr = &hdr;
2692 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
2693 cfg.dir = 0;
2694 cfg.timeout = 0;
2695 cfg.physAddr = page_dma;
2696
2697 cfg.pageAddr = (karg.hdr.channel << 8) | karg.hdr.id;
2698
2699 if ((rc = mpt_config(ioc, &cfg)) == 0) {
2700 np = le32_to_cpu(pg0_alloc->NegotiatedParameters);
2701 karg.negotiated_width = np & MPI_SCSIDEVPAGE0_NP_WIDE ?
2702 HP_BUS_WIDTH_16 : HP_BUS_WIDTH_8;
2703
2704 if (np & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK) {
2705 tmp = (np & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK) >> 8;
2706 if (tmp < 0x09)
2707 karg.negotiated_speed = HP_DEV_SPEED_ULTRA320;
2708 else if (tmp <= 0x09)
2709 karg.negotiated_speed = HP_DEV_SPEED_ULTRA160;
2710 else if (tmp <= 0x0A)
2711 karg.negotiated_speed = HP_DEV_SPEED_ULTRA2;
2712 else if (tmp <= 0x0C)
2713 karg.negotiated_speed = HP_DEV_SPEED_ULTRA;
2714 else if (tmp <= 0x25)
2715 karg.negotiated_speed = HP_DEV_SPEED_FAST;
2716 else
2717 karg.negotiated_speed = HP_DEV_SPEED_ASYNC;
2718 } else
2719 karg.negotiated_speed = HP_DEV_SPEED_ASYNC;
2720 }
2721
2722 pci_free_consistent(ioc->pcidev, data_sz, (u8 *) pg0_alloc, page_dma);
2723 }
2724
2725
2726
2727 karg.message_rejects = -1;
2728 karg.phase_errors = -1;
2729 karg.parity_errors = -1;
2730 karg.select_timeouts = -1;
2731
2732
2733
2734 hdr.PageVersion = 0;
2735 hdr.PageLength = 0;
2736 hdr.PageNumber = 3;
2737 hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE;
2738
2739 cfg.cfghdr.hdr = &hdr;
2740 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
2741 cfg.dir = 0;
2742 cfg.timeout = 0;
2743 cfg.physAddr = -1;
2744 if ((mpt_config(ioc, &cfg) == 0) && (cfg.cfghdr.hdr->PageLength > 0)) {
2745
2746 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
2747 data_sz = (int) cfg.cfghdr.hdr->PageLength * 4;
2748 pg3_alloc = (SCSIDevicePage3_t *) pci_alloc_consistent(
2749 ioc->pcidev, data_sz, &page_dma);
2750 if (pg3_alloc) {
2751 cfg.physAddr = page_dma;
2752 cfg.pageAddr = (karg.hdr.channel << 8) | karg.hdr.id;
2753 if ((rc = mpt_config(ioc, &cfg)) == 0) {
2754 karg.message_rejects = (u32) le16_to_cpu(pg3_alloc->MsgRejectCount);
2755 karg.phase_errors = (u32) le16_to_cpu(pg3_alloc->PhaseErrorCount);
2756 karg.parity_errors = (u32) le16_to_cpu(pg3_alloc->ParityErrorCount);
2757 }
2758 pci_free_consistent(ioc->pcidev, data_sz, (u8 *) pg3_alloc, page_dma);
2759 }
2760 }
2761 hd = shost_priv(ioc->sh);
2762 if (hd != NULL)
2763 karg.select_timeouts = hd->sel_timeout[karg.hdr.id];
2764
2765
2766
2767 if (copy_to_user((char __user *)arg, &karg, sizeof(hp_target_info_t))) {
2768 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_hp_target_info - "
2769 "Unable to write out mpt_ioctl_targetinfo struct @ %p\n",
2770 ioc->name, __FILE__, __LINE__, uarg);
2771 return -EFAULT;
2772 }
2773
2774 return 0;
2775}
2776
2777
2778
2779static const struct file_operations mptctl_fops = {
2780 .owner = THIS_MODULE,
2781 .llseek = no_llseek,
2782 .fasync = mptctl_fasync,
2783 .unlocked_ioctl = mptctl_ioctl,
2784#ifdef CONFIG_COMPAT
2785 .compat_ioctl = compat_mpctl_ioctl,
2786#endif
2787};
2788
2789static struct miscdevice mptctl_miscdev = {
2790 MPT_MINOR,
2791 MYNAM,
2792 &mptctl_fops
2793};
2794
2795
2796
2797#ifdef CONFIG_COMPAT
2798
2799static int
2800compat_mptfwxfer_ioctl(struct file *filp, unsigned int cmd,
2801 unsigned long arg)
2802{
2803 struct mpt_fw_xfer32 kfw32;
2804 struct mpt_fw_xfer kfw;
2805 MPT_ADAPTER *iocp = NULL;
2806 int iocnum, iocnumX;
2807 int nonblock = (filp->f_flags & O_NONBLOCK);
2808 int ret;
2809
2810
2811 if (copy_from_user(&kfw32, (char __user *)arg, sizeof(kfw32)))
2812 return -EFAULT;
2813
2814
2815 iocnumX = kfw32.iocnum & 0xFF;
2816 if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) ||
2817 (iocp == NULL)) {
2818 printk(KERN_DEBUG MYNAM "::compat_mptfwxfer_ioctl @%d - ioc%d not found!\n",
2819 __LINE__, iocnumX);
2820 return -ENODEV;
2821 }
2822
2823 if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0)
2824 return ret;
2825
2826 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "compat_mptfwxfer_ioctl() called\n",
2827 iocp->name));
2828 kfw.iocnum = iocnum;
2829 kfw.fwlen = kfw32.fwlen;
2830 kfw.bufp = compat_ptr(kfw32.bufp);
2831
2832 ret = mptctl_do_fw_download(kfw.iocnum, kfw.bufp, kfw.fwlen);
2833
2834 mutex_unlock(&iocp->ioctl_cmds.mutex);
2835
2836 return ret;
2837}
2838
2839static int
2840compat_mpt_command(struct file *filp, unsigned int cmd,
2841 unsigned long arg)
2842{
2843 struct mpt_ioctl_command32 karg32;
2844 struct mpt_ioctl_command32 __user *uarg = (struct mpt_ioctl_command32 __user *) arg;
2845 struct mpt_ioctl_command karg;
2846 MPT_ADAPTER *iocp = NULL;
2847 int iocnum, iocnumX;
2848 int nonblock = (filp->f_flags & O_NONBLOCK);
2849 int ret;
2850
2851 if (copy_from_user(&karg32, (char __user *)arg, sizeof(karg32)))
2852 return -EFAULT;
2853
2854
2855 iocnumX = karg32.hdr.iocnum & 0xFF;
2856 if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) ||
2857 (iocp == NULL)) {
2858 printk(KERN_DEBUG MYNAM "::compat_mpt_command @%d - ioc%d not found!\n",
2859 __LINE__, iocnumX);
2860 return -ENODEV;
2861 }
2862
2863 if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0)
2864 return ret;
2865
2866 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "compat_mpt_command() called\n",
2867 iocp->name));
2868
2869 karg.hdr.iocnum = karg32.hdr.iocnum;
2870 karg.hdr.port = karg32.hdr.port;
2871 karg.timeout = karg32.timeout;
2872 karg.maxReplyBytes = karg32.maxReplyBytes;
2873
2874 karg.dataInSize = karg32.dataInSize;
2875 karg.dataOutSize = karg32.dataOutSize;
2876 karg.maxSenseBytes = karg32.maxSenseBytes;
2877 karg.dataSgeOffset = karg32.dataSgeOffset;
2878
2879 karg.replyFrameBufPtr = (char __user *)(unsigned long)karg32.replyFrameBufPtr;
2880 karg.dataInBufPtr = (char __user *)(unsigned long)karg32.dataInBufPtr;
2881 karg.dataOutBufPtr = (char __user *)(unsigned long)karg32.dataOutBufPtr;
2882 karg.senseDataPtr = (char __user *)(unsigned long)karg32.senseDataPtr;
2883
2884
2885
2886 ret = mptctl_do_mpt_command (karg, &uarg->MF);
2887
2888 mutex_unlock(&iocp->ioctl_cmds.mutex);
2889
2890 return ret;
2891}
2892
2893static long compat_mpctl_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
2894{
2895 long ret;
2896 lock_kernel();
2897 switch (cmd) {
2898 case MPTIOCINFO:
2899 case MPTIOCINFO1:
2900 case MPTIOCINFO2:
2901 case MPTTARGETINFO:
2902 case MPTEVENTQUERY:
2903 case MPTEVENTENABLE:
2904 case MPTEVENTREPORT:
2905 case MPTHARDRESET:
2906 case HP_GETHOSTINFO:
2907 case HP_GETTARGETINFO:
2908 case MPTTEST:
2909 ret = __mptctl_ioctl(f, cmd, arg);
2910 break;
2911 case MPTCOMMAND32:
2912 ret = compat_mpt_command(f, cmd, arg);
2913 break;
2914 case MPTFWDOWNLOAD32:
2915 ret = compat_mptfwxfer_ioctl(f, cmd, arg);
2916 break;
2917 default:
2918 ret = -ENOIOCTLCMD;
2919 break;
2920 }
2921 unlock_kernel();
2922 return ret;
2923}
2924
2925#endif
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937static int
2938mptctl_probe(struct pci_dev *pdev, const struct pci_device_id *id)
2939{
2940 MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
2941
2942 mutex_init(&ioc->ioctl_cmds.mutex);
2943 init_completion(&ioc->ioctl_cmds.done);
2944 return 0;
2945}
2946
2947
2948
2949
2950
2951
2952
2953
2954static void
2955mptctl_remove(struct pci_dev *pdev)
2956{
2957}
2958
2959static struct mpt_pci_driver mptctl_driver = {
2960 .probe = mptctl_probe,
2961 .remove = mptctl_remove,
2962};
2963
2964
2965static int __init mptctl_init(void)
2966{
2967 int err;
2968 int where = 1;
2969
2970 show_mptmod_ver(my_NAME, my_VERSION);
2971
2972 mpt_device_driver_register(&mptctl_driver, MPTCTL_DRIVER);
2973
2974
2975 err = misc_register(&mptctl_miscdev);
2976 if (err < 0) {
2977 printk(KERN_ERR MYNAM ": Can't register misc device [minor=%d].\n", MPT_MINOR);
2978 goto out_fail;
2979 }
2980 printk(KERN_INFO MYNAM ": Registered with Fusion MPT base driver\n");
2981 printk(KERN_INFO MYNAM ": /dev/%s @ (major,minor=%d,%d)\n",
2982 mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor);
2983
2984
2985
2986
2987 ++where;
2988 mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER);
2989 if (!mptctl_id || mptctl_id >= MPT_MAX_PROTOCOL_DRIVERS) {
2990 printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n");
2991 misc_deregister(&mptctl_miscdev);
2992 err = -EBUSY;
2993 goto out_fail;
2994 }
2995
2996 mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER);
2997 mpt_reset_register(mptctl_id, mptctl_ioc_reset);
2998 mpt_event_register(mptctl_id, mptctl_event_process);
2999
3000 return 0;
3001
3002out_fail:
3003
3004 mpt_device_driver_deregister(MPTCTL_DRIVER);
3005
3006 return err;
3007}
3008
3009
3010static void mptctl_exit(void)
3011{
3012 misc_deregister(&mptctl_miscdev);
3013 printk(KERN_INFO MYNAM ": Deregistered /dev/%s @ (major,minor=%d,%d)\n",
3014 mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor);
3015
3016
3017 mpt_reset_deregister(mptctl_id);
3018
3019
3020 mpt_deregister(mptctl_id);
3021 mpt_reset_deregister(mptctl_taskmgmt_id);
3022
3023 mpt_device_driver_deregister(MPTCTL_DRIVER);
3024
3025}
3026
3027
3028
3029module_init(mptctl_init);
3030module_exit(mptctl_exit);
3031