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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/mutex.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 DEFINE_MUTEX(mpctl_mutex);
87static u8 mptctl_id = MPT_MAX_PROTOCOL_DRIVERS;
88static u8 mptctl_taskmgmt_id = MPT_MAX_PROTOCOL_DRIVERS;
89
90static DECLARE_WAIT_QUEUE_HEAD ( mptctl_wait );
91
92
93
94struct buflist {
95 u8 *kptr;
96 int len;
97};
98
99
100
101
102
103static int mptctl_fw_download(unsigned long arg);
104static int mptctl_getiocinfo(unsigned long arg, unsigned int cmd);
105static int mptctl_gettargetinfo(unsigned long arg);
106static int mptctl_readtest(unsigned long arg);
107static int mptctl_mpt_command(unsigned long arg);
108static int mptctl_eventquery(unsigned long arg);
109static int mptctl_eventenable(unsigned long arg);
110static int mptctl_eventreport(unsigned long arg);
111static int mptctl_replace_fw(unsigned long arg);
112
113static int mptctl_do_reset(unsigned long arg);
114static int mptctl_hp_hostinfo(unsigned long arg, unsigned int cmd);
115static int mptctl_hp_targetinfo(unsigned long arg);
116
117static int mptctl_probe(struct pci_dev *, const struct pci_device_id *);
118static void mptctl_remove(struct pci_dev *);
119
120#ifdef CONFIG_COMPAT
121static long compat_mpctl_ioctl(struct file *f, unsigned cmd, unsigned long arg);
122#endif
123
124
125
126static int mptctl_do_mpt_command(struct mpt_ioctl_command karg, void __user *mfPtr);
127static int mptctl_do_fw_download(int ioc, char __user *ufwbuf, size_t fwlen);
128static MptSge_t *kbuf_alloc_2_sgl(int bytes, u32 dir, int sge_offset, int *frags,
129 struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc);
130static void kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma,
131 struct buflist *buflist, MPT_ADAPTER *ioc);
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 if (ioc->bus_type == SAS)
270 ioc->schedule_target_reset(ioc);
271 } else {
272 ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
273 complete(&ioc->ioctl_cmds.done);
274 }
275 }
276
277 out_continuation:
278 if (reply && (reply->u.reply.MsgFlags &
279 MPI_MSGFLAGS_CONTINUATION_REPLY))
280 return 0;
281 return 1;
282}
283
284
285static int
286mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
287{
288 if (!mf)
289 return 0;
290
291 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
292 "TaskMgmt completed (mf=%p, mr=%p)\n",
293 ioc->name, mf, mr));
294
295 ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD;
296
297 if (!mr)
298 goto out;
299
300 ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID;
301 memcpy(ioc->taskmgmt_cmds.reply, mr,
302 min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength));
303 out:
304 if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) {
305 mpt_clear_taskmgmt_in_progress_flag(ioc);
306 ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
307 complete(&ioc->taskmgmt_cmds.done);
308 if (ioc->bus_type == SAS)
309 ioc->schedule_target_reset(ioc);
310 return 1;
311 }
312 return 0;
313}
314
315static int
316mptctl_do_taskmgmt(MPT_ADAPTER *ioc, u8 tm_type, u8 bus_id, u8 target_id)
317{
318 MPT_FRAME_HDR *mf;
319 SCSITaskMgmt_t *pScsiTm;
320 SCSITaskMgmtReply_t *pScsiTmReply;
321 int ii;
322 int retval;
323 unsigned long timeout;
324 unsigned long time_count;
325 u16 iocstatus;
326
327
328 mutex_lock(&ioc->taskmgmt_cmds.mutex);
329 if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
330 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
331 return -EPERM;
332 }
333
334 retval = 0;
335
336 mf = mpt_get_msg_frame(mptctl_taskmgmt_id, ioc);
337 if (mf == NULL) {
338 dtmprintk(ioc,
339 printk(MYIOC_s_WARN_FMT "TaskMgmt, no msg frames!!\n",
340 ioc->name));
341 mpt_clear_taskmgmt_in_progress_flag(ioc);
342 retval = -ENOMEM;
343 goto tm_done;
344 }
345
346 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n",
347 ioc->name, mf));
348
349 pScsiTm = (SCSITaskMgmt_t *) mf;
350 memset(pScsiTm, 0, sizeof(SCSITaskMgmt_t));
351 pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
352 pScsiTm->TaskType = tm_type;
353 if ((tm_type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) &&
354 (ioc->bus_type == FC))
355 pScsiTm->MsgFlags =
356 MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION;
357 pScsiTm->TargetID = target_id;
358 pScsiTm->Bus = bus_id;
359 pScsiTm->ChainOffset = 0;
360 pScsiTm->Reserved = 0;
361 pScsiTm->Reserved1 = 0;
362 pScsiTm->TaskMsgContext = 0;
363 for (ii= 0; ii < 8; ii++)
364 pScsiTm->LUN[ii] = 0;
365 for (ii=0; ii < 7; ii++)
366 pScsiTm->Reserved2[ii] = 0;
367
368 switch (ioc->bus_type) {
369 case FC:
370 timeout = 40;
371 break;
372 case SAS:
373 timeout = 30;
374 break;
375 case SPI:
376 default:
377 timeout = 10;
378 break;
379 }
380
381 dtmprintk(ioc,
382 printk(MYIOC_s_DEBUG_FMT "TaskMgmt type=%d timeout=%ld\n",
383 ioc->name, tm_type, timeout));
384
385 INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status)
386 time_count = jiffies;
387 if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) &&
388 (ioc->facts.MsgVersion >= MPI_VERSION_01_05))
389 mpt_put_msg_frame_hi_pri(mptctl_taskmgmt_id, ioc, mf);
390 else {
391 retval = mpt_send_handshake_request(mptctl_taskmgmt_id, ioc,
392 sizeof(SCSITaskMgmt_t), (u32 *)pScsiTm, CAN_SLEEP);
393 if (retval != 0) {
394 dfailprintk(ioc,
395 printk(MYIOC_s_ERR_FMT
396 "TaskMgmt send_handshake FAILED!"
397 " (ioc %p, mf %p, rc=%d) \n", ioc->name,
398 ioc, mf, retval));
399 mpt_free_msg_frame(ioc, mf);
400 mpt_clear_taskmgmt_in_progress_flag(ioc);
401 goto tm_done;
402 }
403 }
404
405
406 ii = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, timeout*HZ);
407
408 if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
409 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
410 "TaskMgmt failed\n", ioc->name));
411 mpt_free_msg_frame(ioc, mf);
412 mpt_clear_taskmgmt_in_progress_flag(ioc);
413 if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
414 retval = 0;
415 else
416 retval = -1;
417 goto tm_done;
418 }
419
420 if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
421 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
422 "TaskMgmt failed\n", ioc->name));
423 retval = -1;
424 goto tm_done;
425 }
426
427 pScsiTmReply = (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply;
428 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
429 "TaskMgmt fw_channel = %d, fw_id = %d, task_type=0x%02X, "
430 "iocstatus=0x%04X\n\tloginfo=0x%08X, response_code=0x%02X, "
431 "term_cmnds=%d\n", ioc->name, pScsiTmReply->Bus,
432 pScsiTmReply->TargetID, tm_type,
433 le16_to_cpu(pScsiTmReply->IOCStatus),
434 le32_to_cpu(pScsiTmReply->IOCLogInfo),
435 pScsiTmReply->ResponseCode,
436 le32_to_cpu(pScsiTmReply->TerminationCount)));
437
438 iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK;
439
440 if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED ||
441 iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED ||
442 iocstatus == MPI_IOCSTATUS_SUCCESS)
443 retval = 0;
444 else {
445 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
446 "TaskMgmt failed\n", ioc->name));
447 retval = -1;
448 }
449
450 tm_done:
451 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
452 CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
453 return retval;
454}
455
456
457
458
459
460
461
462static void
463mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf)
464{
465 unsigned long flags;
466 int ret_val = -1;
467 SCSIIORequest_t *scsi_req = (SCSIIORequest_t *) mf;
468 u8 function = mf->u.hdr.Function;
469
470 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n",
471 ioc->name, __func__));
472
473 if (mpt_fwfault_debug)
474 mpt_halt_firmware(ioc);
475
476 spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
477 if (ioc->ioc_reset_in_progress) {
478 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
479 CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
480 mpt_free_msg_frame(ioc, mf);
481 return;
482 }
483 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
484
485
486 CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
487
488 if (ioc->bus_type == SAS) {
489 if (function == MPI_FUNCTION_SCSI_IO_REQUEST)
490 ret_val = mptctl_do_taskmgmt(ioc,
491 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
492 scsi_req->Bus, scsi_req->TargetID);
493 else if (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)
494 ret_val = mptctl_do_taskmgmt(ioc,
495 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
496 scsi_req->Bus, 0);
497 if (!ret_val)
498 return;
499 } else {
500 if ((function == MPI_FUNCTION_SCSI_IO_REQUEST) ||
501 (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH))
502 ret_val = mptctl_do_taskmgmt(ioc,
503 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
504 scsi_req->Bus, 0);
505 if (!ret_val)
506 return;
507 }
508
509 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling Reset! \n",
510 ioc->name));
511 mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
512 mpt_free_msg_frame(ioc, mf);
513}
514
515
516
517
518
519
520
521
522
523static int
524mptctl_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
525{
526 switch(reset_phase) {
527 case MPT_IOC_SETUP_RESET:
528 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
529 "%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__));
530 break;
531 case MPT_IOC_PRE_RESET:
532 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
533 "%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__));
534 break;
535 case MPT_IOC_POST_RESET:
536 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
537 "%s: MPT_IOC_POST_RESET\n", ioc->name, __func__));
538 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) {
539 ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_DID_IOCRESET;
540 complete(&ioc->ioctl_cmds.done);
541 }
542 break;
543 default:
544 break;
545 }
546
547 return 1;
548}
549
550
551
552static int
553mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
554{
555 u8 event;
556
557 event = le32_to_cpu(pEvReply->Event) & 0xFF;
558
559 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s() called\n",
560 ioc->name, __func__));
561 if(async_queue == NULL)
562 return 1;
563
564
565
566
567
568 if (event == 0x21 ) {
569 ioc->aen_event_read_flag=1;
570 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Raised SIGIO to application\n",
571 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 return 1;
576 }
577
578
579
580
581
582 if(ioc->aen_event_read_flag)
583 return 1;
584
585
586
587
588 if (ioc->events && (ioc->eventTypes & ( 1 << event))) {
589 ioc->aen_event_read_flag=1;
590 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT
591 "Raised SIGIO to application\n", ioc->name));
592 devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT
593 "Raised SIGIO to application\n", ioc->name));
594 kill_fasync(&async_queue, SIGIO, POLL_IN);
595 }
596 return 1;
597}
598
599static int
600mptctl_release(struct inode *inode, struct file *filep)
601{
602 fasync_helper(-1, filep, 0, &async_queue);
603 return 0;
604}
605
606static int
607mptctl_fasync(int fd, struct file *filep, int mode)
608{
609 MPT_ADAPTER *ioc;
610 int ret;
611
612 mutex_lock(&mpctl_mutex);
613 list_for_each_entry(ioc, &ioc_list, list)
614 ioc->aen_event_read_flag=0;
615
616 ret = fasync_helper(fd, filep, mode, &async_queue);
617 mutex_unlock(&mpctl_mutex);
618 return ret;
619}
620
621
622
623
624
625
626
627static long
628__mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
629{
630 mpt_ioctl_header __user *uhdr = (void __user *) arg;
631 mpt_ioctl_header khdr;
632 int iocnum;
633 unsigned iocnumX;
634 int nonblock = (file->f_flags & O_NONBLOCK);
635 int ret;
636 MPT_ADAPTER *iocp = NULL;
637
638 if (copy_from_user(&khdr, uhdr, sizeof(khdr))) {
639 printk(KERN_ERR MYNAM "%s::mptctl_ioctl() @%d - "
640 "Unable to copy mpt_ioctl_header data @ %p\n",
641 __FILE__, __LINE__, uhdr);
642 return -EFAULT;
643 }
644 ret = -ENXIO;
645
646
647
648
649 iocnumX = khdr.iocnum & 0xFF;
650 if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) ||
651 (iocp == NULL))
652 return -ENODEV;
653
654 if (!iocp->active) {
655 printk(KERN_DEBUG MYNAM "%s::mptctl_ioctl() @%d - Controller disabled.\n",
656 __FILE__, __LINE__);
657 return -EFAULT;
658 }
659
660
661
662
663
664
665 if ((cmd & ~IOCSIZE_MASK) == (MPTIOCINFO & ~IOCSIZE_MASK)) {
666 return mptctl_getiocinfo(arg, _IOC_SIZE(cmd));
667 } else if (cmd == MPTTARGETINFO) {
668 return mptctl_gettargetinfo(arg);
669 } else if (cmd == MPTTEST) {
670 return mptctl_readtest(arg);
671 } else if (cmd == MPTEVENTQUERY) {
672 return mptctl_eventquery(arg);
673 } else if (cmd == MPTEVENTENABLE) {
674 return mptctl_eventenable(arg);
675 } else if (cmd == MPTEVENTREPORT) {
676 return mptctl_eventreport(arg);
677 } else if (cmd == MPTFWREPLACE) {
678 return mptctl_replace_fw(arg);
679 }
680
681
682
683
684 if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0)
685 return ret;
686
687 if (cmd == MPTFWDOWNLOAD)
688 ret = mptctl_fw_download(arg);
689 else if (cmd == MPTCOMMAND)
690 ret = mptctl_mpt_command(arg);
691 else if (cmd == MPTHARDRESET)
692 ret = mptctl_do_reset(arg);
693 else if ((cmd & ~IOCSIZE_MASK) == (HP_GETHOSTINFO & ~IOCSIZE_MASK))
694 ret = mptctl_hp_hostinfo(arg, _IOC_SIZE(cmd));
695 else if (cmd == HP_GETTARGETINFO)
696 ret = mptctl_hp_targetinfo(arg);
697 else
698 ret = -EINVAL;
699
700 mutex_unlock(&iocp->ioctl_cmds.mutex);
701
702 return ret;
703}
704
705static long
706mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
707{
708 long ret;
709 mutex_lock(&mpctl_mutex);
710 ret = __mptctl_ioctl(file, cmd, arg);
711 mutex_unlock(&mpctl_mutex);
712 return ret;
713}
714
715static int mptctl_do_reset(unsigned long arg)
716{
717 struct mpt_ioctl_diag_reset __user *urinfo = (void __user *) arg;
718 struct mpt_ioctl_diag_reset krinfo;
719 MPT_ADAPTER *iocp;
720
721 if (copy_from_user(&krinfo, urinfo, sizeof(struct mpt_ioctl_diag_reset))) {
722 printk(KERN_ERR MYNAM "%s@%d::mptctl_do_reset - "
723 "Unable to copy mpt_ioctl_diag_reset struct @ %p\n",
724 __FILE__, __LINE__, urinfo);
725 return -EFAULT;
726 }
727
728 if (mpt_verify_adapter(krinfo.hdr.iocnum, &iocp) < 0) {
729 printk(KERN_DEBUG MYNAM "%s@%d::mptctl_do_reset - ioc%d not found!\n",
730 __FILE__, __LINE__, krinfo.hdr.iocnum);
731 return -ENODEV;
732 }
733
734 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "mptctl_do_reset called.\n",
735 iocp->name));
736
737 if (mpt_HardResetHandler(iocp, CAN_SLEEP) != 0) {
738 printk (MYIOC_s_ERR_FMT "%s@%d::mptctl_do_reset - reset failed.\n",
739 iocp->name, __FILE__, __LINE__);
740 return -1;
741 }
742
743 return 0;
744}
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763static int
764mptctl_fw_download(unsigned long arg)
765{
766 struct mpt_fw_xfer __user *ufwdl = (void __user *) arg;
767 struct mpt_fw_xfer kfwdl;
768
769 if (copy_from_user(&kfwdl, ufwdl, sizeof(struct mpt_fw_xfer))) {
770 printk(KERN_ERR MYNAM "%s@%d::_ioctl_fwdl - "
771 "Unable to copy mpt_fw_xfer struct @ %p\n",
772 __FILE__, __LINE__, ufwdl);
773 return -EFAULT;
774 }
775
776 return mptctl_do_fw_download(kfwdl.iocnum, kfwdl.bufp, kfwdl.fwlen);
777}
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793static int
794mptctl_do_fw_download(int ioc, char __user *ufwbuf, size_t fwlen)
795{
796 FWDownload_t *dlmsg;
797 MPT_FRAME_HDR *mf;
798 MPT_ADAPTER *iocp;
799 FWDownloadTCSGE_t *ptsge;
800 MptSge_t *sgl, *sgIn;
801 char *sgOut;
802 struct buflist *buflist;
803 struct buflist *bl;
804 dma_addr_t sgl_dma;
805 int ret;
806 int numfrags = 0;
807 int maxfrags;
808 int n = 0;
809 u32 sgdir;
810 u32 nib;
811 int fw_bytes_copied = 0;
812 int i;
813 int sge_offset = 0;
814 u16 iocstat;
815 pFWDownloadReply_t ReplyMsg = NULL;
816 unsigned long timeleft;
817
818 if (mpt_verify_adapter(ioc, &iocp) < 0) {
819 printk(KERN_DEBUG MYNAM "ioctl_fwdl - ioc%d not found!\n",
820 ioc);
821 return -ENODEV;
822 } else {
823
824
825
826 if ((mf = mpt_get_msg_frame(mptctl_id, iocp)) == NULL)
827 return -EAGAIN;
828 }
829
830 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT
831 "mptctl_do_fwdl called. mptctl_id = %xh.\n", iocp->name, mptctl_id));
832 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.bufp = %p\n",
833 iocp->name, ufwbuf));
834 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.fwlen = %d\n",
835 iocp->name, (int)fwlen));
836 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.ioc = %04xh\n",
837 iocp->name, ioc));
838
839 dlmsg = (FWDownload_t*) mf;
840 ptsge = (FWDownloadTCSGE_t *) &dlmsg->SGL;
841 sgOut = (char *) (ptsge + 1);
842
843
844
845
846 dlmsg->ImageType = MPI_FW_DOWNLOAD_ITYPE_FW;
847 dlmsg->Reserved = 0;
848 dlmsg->ChainOffset = 0;
849 dlmsg->Function = MPI_FUNCTION_FW_DOWNLOAD;
850 dlmsg->Reserved1[0] = dlmsg->Reserved1[1] = dlmsg->Reserved1[2] = 0;
851 if (iocp->facts.MsgVersion >= MPI_VERSION_01_05)
852 dlmsg->MsgFlags = MPI_FW_DOWNLOAD_MSGFLGS_LAST_SEGMENT;
853 else
854 dlmsg->MsgFlags = 0;
855
856
857
858
859 ptsge->Reserved = 0;
860 ptsge->ContextSize = 0;
861 ptsge->DetailsLength = 12;
862 ptsge->Flags = MPI_SGE_FLAGS_TRANSACTION_ELEMENT;
863 ptsge->Reserved_0100_Checksum = 0;
864 ptsge->ImageOffset = 0;
865 ptsge->ImageSize = cpu_to_le32(fwlen);
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883 sgdir = 0x04000000;
884 sge_offset = sizeof(MPIHeader_t) + sizeof(FWDownloadTCSGE_t);
885 if ((sgl = kbuf_alloc_2_sgl(fwlen, sgdir, sge_offset,
886 &numfrags, &buflist, &sgl_dma, iocp)) == NULL)
887 return -ENOMEM;
888
889
890
891
892
893
894
895
896
897
898
899
900 maxfrags = (iocp->req_sz - sizeof(MPIHeader_t) -
901 sizeof(FWDownloadTCSGE_t))
902 / iocp->SGE_size;
903 if (numfrags > maxfrags) {
904 ret = -EMLINK;
905 goto fwdl_out;
906 }
907
908 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: sgl buffer = %p, sgfrags = %d\n",
909 iocp->name, sgl, numfrags));
910
911
912
913
914
915 ret = -EFAULT;
916 sgIn = sgl;
917 bl = buflist;
918 for (i=0; i < numfrags; i++) {
919
920
921
922
923
924
925
926 nib = (sgIn->FlagsLength & 0x30000000) >> 28;
927 if (nib == 0 || nib == 3) {
928 ;
929 } else if (sgIn->Address) {
930 iocp->add_sge(sgOut, sgIn->FlagsLength, sgIn->Address);
931 n++;
932 if (copy_from_user(bl->kptr, ufwbuf+fw_bytes_copied, bl->len)) {
933 printk(MYIOC_s_ERR_FMT "%s@%d::_ioctl_fwdl - "
934 "Unable to copy f/w buffer hunk#%d @ %p\n",
935 iocp->name, __FILE__, __LINE__, n, ufwbuf);
936 goto fwdl_out;
937 }
938 fw_bytes_copied += bl->len;
939 }
940 sgIn++;
941 bl++;
942 sgOut += iocp->SGE_size;
943 }
944
945 DBG_DUMP_FW_DOWNLOAD(iocp, (u32 *)mf, numfrags);
946
947
948
949
950 ReplyMsg = NULL;
951 SET_MGMT_MSG_CONTEXT(iocp->ioctl_cmds.msg_context, dlmsg->MsgContext);
952 INITIALIZE_MGMT_STATUS(iocp->ioctl_cmds.status)
953 mpt_put_msg_frame(mptctl_id, iocp, mf);
954
955
956retry_wait:
957 timeleft = wait_for_completion_timeout(&iocp->ioctl_cmds.done, HZ*60);
958 if (!(iocp->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
959 ret = -ETIME;
960 printk(MYIOC_s_WARN_FMT "%s: failed\n", iocp->name, __func__);
961 if (iocp->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) {
962 mpt_free_msg_frame(iocp, mf);
963 goto fwdl_out;
964 }
965 if (!timeleft) {
966 printk(MYIOC_s_WARN_FMT
967 "FW download timeout, doorbell=0x%08x\n",
968 iocp->name, mpt_GetIocState(iocp, 0));
969 mptctl_timeout_expired(iocp, mf);
970 } else
971 goto retry_wait;
972 goto fwdl_out;
973 }
974
975 if (!(iocp->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
976 printk(MYIOC_s_WARN_FMT "%s: failed\n", iocp->name, __func__);
977 mpt_free_msg_frame(iocp, mf);
978 ret = -ENODATA;
979 goto fwdl_out;
980 }
981
982 if (sgl)
983 kfree_sgl(sgl, sgl_dma, buflist, iocp);
984
985 ReplyMsg = (pFWDownloadReply_t)iocp->ioctl_cmds.reply;
986 iocstat = le16_to_cpu(ReplyMsg->IOCStatus) & MPI_IOCSTATUS_MASK;
987 if (iocstat == MPI_IOCSTATUS_SUCCESS) {
988 printk(MYIOC_s_INFO_FMT "F/W update successful!\n", iocp->name);
989 return 0;
990 } else if (iocstat == MPI_IOCSTATUS_INVALID_FUNCTION) {
991 printk(MYIOC_s_WARN_FMT "Hmmm... F/W download not supported!?!\n",
992 iocp->name);
993 printk(MYIOC_s_WARN_FMT "(time to go bang on somebodies door)\n",
994 iocp->name);
995 return -EBADRQC;
996 } else if (iocstat == MPI_IOCSTATUS_BUSY) {
997 printk(MYIOC_s_WARN_FMT "IOC_BUSY!\n", iocp->name);
998 printk(MYIOC_s_WARN_FMT "(try again later?)\n", iocp->name);
999 return -EBUSY;
1000 } else {
1001 printk(MYIOC_s_WARN_FMT "ioctl_fwdl() returned [bad] status = %04xh\n",
1002 iocp->name, iocstat);
1003 printk(MYIOC_s_WARN_FMT "(bad VooDoo)\n", iocp->name);
1004 return -ENOMSG;
1005 }
1006 return 0;
1007
1008fwdl_out:
1009
1010 CLEAR_MGMT_STATUS(iocp->ioctl_cmds.status);
1011 SET_MGMT_MSG_CONTEXT(iocp->ioctl_cmds.msg_context, 0);
1012 kfree_sgl(sgl, sgl_dma, buflist, iocp);
1013 return ret;
1014}
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031static MptSge_t *
1032kbuf_alloc_2_sgl(int bytes, u32 sgdir, int sge_offset, int *frags,
1033 struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc)
1034{
1035 MptSge_t *sglbuf = NULL;
1036
1037 struct buflist *buflist = NULL;
1038 MptSge_t *sgl;
1039 int numfrags = 0;
1040 int fragcnt = 0;
1041 int alloc_sz = min(bytes,MAX_KMALLOC_SZ);
1042 int bytes_allocd = 0;
1043 int this_alloc;
1044 dma_addr_t pa;
1045 int i, buflist_ent;
1046 int sg_spill = MAX_FRAGS_SPILL1;
1047 int dir;
1048
1049 *frags = 0;
1050 *blp = NULL;
1051
1052
1053
1054
1055 i = MAX_SGL_BYTES / 8;
1056 buflist = kzalloc(i, GFP_USER);
1057 if (!buflist)
1058 return NULL;
1059 buflist_ent = 0;
1060
1061
1062
1063
1064
1065
1066 sglbuf = pci_alloc_consistent(ioc->pcidev, MAX_SGL_BYTES, sglbuf_dma);
1067 if (sglbuf == NULL)
1068 goto free_and_fail;
1069
1070 if (sgdir & 0x04000000)
1071 dir = PCI_DMA_TODEVICE;
1072 else
1073 dir = PCI_DMA_FROMDEVICE;
1074
1075
1076
1077
1078
1079
1080
1081
1082 sgl = sglbuf;
1083 sg_spill = ((ioc->req_sz - sge_offset)/ioc->SGE_size) - 1;
1084 while (bytes_allocd < bytes) {
1085 this_alloc = min(alloc_sz, bytes-bytes_allocd);
1086 buflist[buflist_ent].len = this_alloc;
1087 buflist[buflist_ent].kptr = pci_alloc_consistent(ioc->pcidev,
1088 this_alloc,
1089 &pa);
1090 if (buflist[buflist_ent].kptr == NULL) {
1091 alloc_sz = alloc_sz / 2;
1092 if (alloc_sz == 0) {
1093 printk(MYIOC_s_WARN_FMT "-SG: No can do - "
1094 "not enough memory! :-(\n", ioc->name);
1095 printk(MYIOC_s_WARN_FMT "-SG: (freeing %d frags)\n",
1096 ioc->name, numfrags);
1097 goto free_and_fail;
1098 }
1099 continue;
1100 } else {
1101 dma_addr_t dma_addr;
1102
1103 bytes_allocd += this_alloc;
1104 sgl->FlagsLength = (0x10000000|sgdir|this_alloc);
1105 dma_addr = pci_map_single(ioc->pcidev,
1106 buflist[buflist_ent].kptr, this_alloc, dir);
1107 sgl->Address = dma_addr;
1108
1109 fragcnt++;
1110 numfrags++;
1111 sgl++;
1112 buflist_ent++;
1113 }
1114
1115 if (bytes_allocd >= bytes)
1116 break;
1117
1118
1119 if (fragcnt == sg_spill) {
1120 printk(MYIOC_s_WARN_FMT
1121 "-SG: No can do - " "Chain required! :-(\n", ioc->name);
1122 printk(MYIOC_s_WARN_FMT "(freeing %d frags)\n", ioc->name, numfrags);
1123 goto free_and_fail;
1124 }
1125
1126
1127 if (numfrags*8 > MAX_SGL_BYTES){
1128
1129 printk(MYIOC_s_WARN_FMT "-SG: No can do - "
1130 "too many SG frags! :-(\n", ioc->name);
1131 printk(MYIOC_s_WARN_FMT "-SG: (freeing %d frags)\n",
1132 ioc->name, numfrags);
1133 goto free_and_fail;
1134 }
1135 }
1136
1137
1138 sgl[-1].FlagsLength |= 0xC1000000;
1139
1140 *frags = numfrags;
1141 *blp = buflist;
1142
1143 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: kbuf_alloc_2_sgl() - "
1144 "%d SG frags generated!\n", ioc->name, numfrags));
1145
1146 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: kbuf_alloc_2_sgl() - "
1147 "last (big) alloc_sz=%d\n", ioc->name, alloc_sz));
1148
1149 return sglbuf;
1150
1151free_and_fail:
1152 if (sglbuf != NULL) {
1153 for (i = 0; i < numfrags; i++) {
1154 dma_addr_t dma_addr;
1155 u8 *kptr;
1156 int len;
1157
1158 if ((sglbuf[i].FlagsLength >> 24) == 0x30)
1159 continue;
1160
1161 dma_addr = sglbuf[i].Address;
1162 kptr = buflist[i].kptr;
1163 len = buflist[i].len;
1164
1165 pci_free_consistent(ioc->pcidev, len, kptr, dma_addr);
1166 }
1167 pci_free_consistent(ioc->pcidev, MAX_SGL_BYTES, sglbuf, *sglbuf_dma);
1168 }
1169 kfree(buflist);
1170 return NULL;
1171}
1172
1173
1174
1175
1176
1177static void
1178kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma, struct buflist *buflist, MPT_ADAPTER *ioc)
1179{
1180 MptSge_t *sg = sgl;
1181 struct buflist *bl = buflist;
1182 u32 nib;
1183 int dir;
1184 int n = 0;
1185
1186 if (sg->FlagsLength & 0x04000000)
1187 dir = PCI_DMA_TODEVICE;
1188 else
1189 dir = PCI_DMA_FROMDEVICE;
1190
1191 nib = (sg->FlagsLength & 0xF0000000) >> 28;
1192 while (! (nib & 0x4)) {
1193
1194 if (nib == 0 || nib == 3) {
1195 ;
1196 } else if (sg->Address) {
1197 dma_addr_t dma_addr;
1198 void *kptr;
1199 int len;
1200
1201 dma_addr = sg->Address;
1202 kptr = bl->kptr;
1203 len = bl->len;
1204 pci_unmap_single(ioc->pcidev, dma_addr, len, dir);
1205 pci_free_consistent(ioc->pcidev, len, kptr, dma_addr);
1206 n++;
1207 }
1208 sg++;
1209 bl++;
1210 nib = (le32_to_cpu(sg->FlagsLength) & 0xF0000000) >> 28;
1211 }
1212
1213
1214 if (sg->Address) {
1215 dma_addr_t dma_addr;
1216 void *kptr;
1217 int len;
1218
1219 dma_addr = sg->Address;
1220 kptr = bl->kptr;
1221 len = bl->len;
1222 pci_unmap_single(ioc->pcidev, dma_addr, len, dir);
1223 pci_free_consistent(ioc->pcidev, len, kptr, dma_addr);
1224 n++;
1225 }
1226
1227 pci_free_consistent(ioc->pcidev, MAX_SGL_BYTES, sgl, sgl_dma);
1228 kfree(buflist);
1229 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: Free'd 1 SGL buf + %d kbufs!\n",
1230 ioc->name, n));
1231}
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243static int
1244mptctl_getiocinfo (unsigned long arg, unsigned int data_size)
1245{
1246 struct mpt_ioctl_iocinfo __user *uarg = (void __user *) arg;
1247 struct mpt_ioctl_iocinfo *karg;
1248 MPT_ADAPTER *ioc;
1249 struct pci_dev *pdev;
1250 int iocnum;
1251 unsigned int port;
1252 int cim_rev;
1253 struct scsi_device *sdev;
1254 VirtDevice *vdevice;
1255
1256
1257
1258
1259
1260 if (data_size == sizeof(struct mpt_ioctl_iocinfo_rev0))
1261 cim_rev = 0;
1262 else if (data_size == sizeof(struct mpt_ioctl_iocinfo_rev1))
1263 cim_rev = 1;
1264 else if (data_size == sizeof(struct mpt_ioctl_iocinfo))
1265 cim_rev = 2;
1266 else if (data_size == (sizeof(struct mpt_ioctl_iocinfo_rev0)+12))
1267 cim_rev = 0;
1268 else
1269 return -EFAULT;
1270
1271 karg = kmalloc(data_size, GFP_KERNEL);
1272 if (karg == NULL) {
1273 printk(KERN_ERR MYNAM "%s::mpt_ioctl_iocinfo() @%d - no memory available!\n",
1274 __FILE__, __LINE__);
1275 return -ENOMEM;
1276 }
1277
1278 if (copy_from_user(karg, uarg, data_size)) {
1279 printk(KERN_ERR MYNAM "%s@%d::mptctl_getiocinfo - "
1280 "Unable to read in mpt_ioctl_iocinfo struct @ %p\n",
1281 __FILE__, __LINE__, uarg);
1282 kfree(karg);
1283 return -EFAULT;
1284 }
1285
1286 if (((iocnum = mpt_verify_adapter(karg->hdr.iocnum, &ioc)) < 0) ||
1287 (ioc == NULL)) {
1288 printk(KERN_DEBUG MYNAM "%s::mptctl_getiocinfo() @%d - ioc%d not found!\n",
1289 __FILE__, __LINE__, iocnum);
1290 kfree(karg);
1291 return -ENODEV;
1292 }
1293
1294
1295 if (karg->hdr.maxDataSize != data_size) {
1296 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_getiocinfo - "
1297 "Structure size mismatch. Command not completed.\n",
1298 ioc->name, __FILE__, __LINE__);
1299 kfree(karg);
1300 return -EFAULT;
1301 }
1302
1303 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_getiocinfo called.\n",
1304 ioc->name));
1305
1306
1307
1308
1309 if (ioc->bus_type == SAS)
1310 karg->adapterType = MPT_IOCTL_INTERFACE_SAS;
1311 else if (ioc->bus_type == FC)
1312 karg->adapterType = MPT_IOCTL_INTERFACE_FC;
1313 else
1314 karg->adapterType = MPT_IOCTL_INTERFACE_SCSI;
1315
1316 if (karg->hdr.port > 1) {
1317 kfree(karg);
1318 return -EINVAL;
1319 }
1320 port = karg->hdr.port;
1321
1322 karg->port = port;
1323 pdev = (struct pci_dev *) ioc->pcidev;
1324
1325 karg->pciId = pdev->device;
1326 karg->hwRev = pdev->revision;
1327 karg->subSystemDevice = pdev->subsystem_device;
1328 karg->subSystemVendor = pdev->subsystem_vendor;
1329
1330 if (cim_rev == 1) {
1331
1332
1333 karg->pciInfo.u.bits.busNumber = pdev->bus->number;
1334 karg->pciInfo.u.bits.deviceNumber = PCI_SLOT( pdev->devfn );
1335 karg->pciInfo.u.bits.functionNumber = PCI_FUNC( pdev->devfn );
1336 } else if (cim_rev == 2) {
1337
1338
1339 karg->pciInfo.u.bits.busNumber = pdev->bus->number;
1340 karg->pciInfo.u.bits.deviceNumber = PCI_SLOT( pdev->devfn );
1341 karg->pciInfo.u.bits.functionNumber = PCI_FUNC( pdev->devfn );
1342 karg->pciInfo.segmentID = pci_domain_nr(pdev->bus);
1343 }
1344
1345
1346
1347 karg->numDevices = 0;
1348 if (ioc->sh) {
1349 shost_for_each_device(sdev, ioc->sh) {
1350 vdevice = sdev->hostdata;
1351 if (vdevice == NULL || vdevice->vtarget == NULL)
1352 continue;
1353 if (vdevice->vtarget->tflags &
1354 MPT_TARGET_FLAGS_RAID_COMPONENT)
1355 continue;
1356 karg->numDevices++;
1357 }
1358 }
1359
1360
1361
1362 karg->FWVersion = ioc->facts.FWVersion.Word;
1363 karg->BIOSVersion = ioc->biosVersion;
1364
1365
1366
1367 strncpy (karg->driverVersion, MPT_LINUX_PACKAGE_NAME, MPT_IOCTL_VERSION_LENGTH);
1368 karg->driverVersion[MPT_IOCTL_VERSION_LENGTH-1]='\0';
1369
1370 karg->busChangeEvent = 0;
1371 karg->hostId = ioc->pfacts[port].PortSCSIID;
1372 karg->rsvd[0] = karg->rsvd[1] = 0;
1373
1374
1375
1376 if (copy_to_user((char __user *)arg, karg, data_size)) {
1377 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_getiocinfo - "
1378 "Unable to write out mpt_ioctl_iocinfo struct @ %p\n",
1379 ioc->name, __FILE__, __LINE__, uarg);
1380 kfree(karg);
1381 return -EFAULT;
1382 }
1383
1384 kfree(karg);
1385 return 0;
1386}
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398static int
1399mptctl_gettargetinfo (unsigned long arg)
1400{
1401 struct mpt_ioctl_targetinfo __user *uarg = (void __user *) arg;
1402 struct mpt_ioctl_targetinfo karg;
1403 MPT_ADAPTER *ioc;
1404 VirtDevice *vdevice;
1405 char *pmem;
1406 int *pdata;
1407 int iocnum;
1408 int numDevices = 0;
1409 int lun;
1410 int maxWordsLeft;
1411 int numBytes;
1412 u8 port;
1413 struct scsi_device *sdev;
1414
1415 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_targetinfo))) {
1416 printk(KERN_ERR MYNAM "%s@%d::mptctl_gettargetinfo - "
1417 "Unable to read in mpt_ioctl_targetinfo struct @ %p\n",
1418 __FILE__, __LINE__, uarg);
1419 return -EFAULT;
1420 }
1421
1422 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1423 (ioc == NULL)) {
1424 printk(KERN_DEBUG MYNAM "%s::mptctl_gettargetinfo() @%d - ioc%d not found!\n",
1425 __FILE__, __LINE__, iocnum);
1426 return -ENODEV;
1427 }
1428
1429 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_gettargetinfo called.\n",
1430 ioc->name));
1431
1432
1433
1434
1435 numBytes = karg.hdr.maxDataSize - sizeof(mpt_ioctl_header);
1436 maxWordsLeft = numBytes/sizeof(int);
1437 port = karg.hdr.port;
1438
1439 if (maxWordsLeft <= 0) {
1440 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo() - no memory available!\n",
1441 ioc->name, __FILE__, __LINE__);
1442 return -ENOMEM;
1443 }
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459 pmem = kzalloc(numBytes, GFP_KERNEL);
1460 if (!pmem) {
1461 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo() - no memory available!\n",
1462 ioc->name, __FILE__, __LINE__);
1463 return -ENOMEM;
1464 }
1465 pdata = (int *) pmem;
1466
1467
1468
1469 if (ioc->sh){
1470 shost_for_each_device(sdev, ioc->sh) {
1471 if (!maxWordsLeft)
1472 continue;
1473 vdevice = sdev->hostdata;
1474 if (vdevice == NULL || vdevice->vtarget == NULL)
1475 continue;
1476 if (vdevice->vtarget->tflags &
1477 MPT_TARGET_FLAGS_RAID_COMPONENT)
1478 continue;
1479 lun = (vdevice->vtarget->raidVolume) ? 0x80 : vdevice->lun;
1480 *pdata = (((u8)lun << 16) + (vdevice->vtarget->channel << 8) +
1481 (vdevice->vtarget->id ));
1482 pdata++;
1483 numDevices++;
1484 --maxWordsLeft;
1485 }
1486 }
1487 karg.numDevices = numDevices;
1488
1489
1490
1491 if (copy_to_user((char __user *)arg, &karg,
1492 sizeof(struct mpt_ioctl_targetinfo))) {
1493 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo - "
1494 "Unable to write out mpt_ioctl_targetinfo struct @ %p\n",
1495 ioc->name, __FILE__, __LINE__, uarg);
1496 kfree(pmem);
1497 return -EFAULT;
1498 }
1499
1500
1501
1502 if (copy_to_user(uarg->targetInfo, pmem, numBytes)) {
1503 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo - "
1504 "Unable to write out mpt_ioctl_targetinfo struct @ %p\n",
1505 ioc->name, __FILE__, __LINE__, pdata);
1506 kfree(pmem);
1507 return -EFAULT;
1508 }
1509
1510 kfree(pmem);
1511
1512 return 0;
1513}
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523static int
1524mptctl_readtest (unsigned long arg)
1525{
1526 struct mpt_ioctl_test __user *uarg = (void __user *) arg;
1527 struct mpt_ioctl_test karg;
1528 MPT_ADAPTER *ioc;
1529 int iocnum;
1530
1531 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_test))) {
1532 printk(KERN_ERR MYNAM "%s@%d::mptctl_readtest - "
1533 "Unable to read in mpt_ioctl_test struct @ %p\n",
1534 __FILE__, __LINE__, uarg);
1535 return -EFAULT;
1536 }
1537
1538 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1539 (ioc == NULL)) {
1540 printk(KERN_DEBUG MYNAM "%s::mptctl_readtest() @%d - ioc%d not found!\n",
1541 __FILE__, __LINE__, iocnum);
1542 return -ENODEV;
1543 }
1544
1545 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_readtest called.\n",
1546 ioc->name));
1547
1548
1549
1550
1551#ifdef MFCNT
1552 karg.chip_type = ioc->mfcnt;
1553#else
1554 karg.chip_type = ioc->pcidev->device;
1555#endif
1556 strncpy (karg.name, ioc->name, MPT_MAX_NAME);
1557 karg.name[MPT_MAX_NAME-1]='\0';
1558 strncpy (karg.product, ioc->prod_name, MPT_PRODUCT_LENGTH);
1559 karg.product[MPT_PRODUCT_LENGTH-1]='\0';
1560
1561
1562
1563 if (copy_to_user((char __user *)arg, &karg, sizeof(struct mpt_ioctl_test))) {
1564 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_readtest - "
1565 "Unable to write out mpt_ioctl_test struct @ %p\n",
1566 ioc->name, __FILE__, __LINE__, uarg);
1567 return -EFAULT;
1568 }
1569
1570 return 0;
1571}
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584static int
1585mptctl_eventquery (unsigned long arg)
1586{
1587 struct mpt_ioctl_eventquery __user *uarg = (void __user *) arg;
1588 struct mpt_ioctl_eventquery karg;
1589 MPT_ADAPTER *ioc;
1590 int iocnum;
1591
1592 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventquery))) {
1593 printk(KERN_ERR MYNAM "%s@%d::mptctl_eventquery - "
1594 "Unable to read in mpt_ioctl_eventquery struct @ %p\n",
1595 __FILE__, __LINE__, uarg);
1596 return -EFAULT;
1597 }
1598
1599 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1600 (ioc == NULL)) {
1601 printk(KERN_DEBUG MYNAM "%s::mptctl_eventquery() @%d - ioc%d not found!\n",
1602 __FILE__, __LINE__, iocnum);
1603 return -ENODEV;
1604 }
1605
1606 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventquery called.\n",
1607 ioc->name));
1608 karg.eventEntries = MPTCTL_EVENT_LOG_SIZE;
1609 karg.eventTypes = ioc->eventTypes;
1610
1611
1612
1613 if (copy_to_user((char __user *)arg, &karg, sizeof(struct mpt_ioctl_eventquery))) {
1614 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_eventquery - "
1615 "Unable to write out mpt_ioctl_eventquery struct @ %p\n",
1616 ioc->name, __FILE__, __LINE__, uarg);
1617 return -EFAULT;
1618 }
1619 return 0;
1620}
1621
1622
1623static int
1624mptctl_eventenable (unsigned long arg)
1625{
1626 struct mpt_ioctl_eventenable __user *uarg = (void __user *) arg;
1627 struct mpt_ioctl_eventenable karg;
1628 MPT_ADAPTER *ioc;
1629 int iocnum;
1630
1631 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventenable))) {
1632 printk(KERN_ERR MYNAM "%s@%d::mptctl_eventenable - "
1633 "Unable to read in mpt_ioctl_eventenable struct @ %p\n",
1634 __FILE__, __LINE__, uarg);
1635 return -EFAULT;
1636 }
1637
1638 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1639 (ioc == NULL)) {
1640 printk(KERN_DEBUG MYNAM "%s::mptctl_eventenable() @%d - ioc%d not found!\n",
1641 __FILE__, __LINE__, iocnum);
1642 return -ENODEV;
1643 }
1644
1645 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventenable called.\n",
1646 ioc->name));
1647 if (ioc->events == NULL) {
1648
1649
1650 int sz = MPTCTL_EVENT_LOG_SIZE * sizeof(MPT_IOCTL_EVENTS);
1651 ioc->events = kzalloc(sz, GFP_KERNEL);
1652 if (!ioc->events) {
1653 printk(MYIOC_s_ERR_FMT
1654 ": ERROR - Insufficient memory to add adapter!\n",
1655 ioc->name);
1656 return -ENOMEM;
1657 }
1658 ioc->alloc_total += sz;
1659
1660 ioc->eventContext = 0;
1661 }
1662
1663
1664
1665 ioc->eventTypes = karg.eventTypes;
1666
1667 return 0;
1668}
1669
1670
1671static int
1672mptctl_eventreport (unsigned long arg)
1673{
1674 struct mpt_ioctl_eventreport __user *uarg = (void __user *) arg;
1675 struct mpt_ioctl_eventreport karg;
1676 MPT_ADAPTER *ioc;
1677 int iocnum;
1678 int numBytes, maxEvents, max;
1679
1680 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventreport))) {
1681 printk(KERN_ERR MYNAM "%s@%d::mptctl_eventreport - "
1682 "Unable to read in mpt_ioctl_eventreport struct @ %p\n",
1683 __FILE__, __LINE__, uarg);
1684 return -EFAULT;
1685 }
1686
1687 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1688 (ioc == NULL)) {
1689 printk(KERN_DEBUG MYNAM "%s::mptctl_eventreport() @%d - ioc%d not found!\n",
1690 __FILE__, __LINE__, iocnum);
1691 return -ENODEV;
1692 }
1693 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventreport called.\n",
1694 ioc->name));
1695
1696 numBytes = karg.hdr.maxDataSize - sizeof(mpt_ioctl_header);
1697 maxEvents = numBytes/sizeof(MPT_IOCTL_EVENTS);
1698
1699
1700 max = MPTCTL_EVENT_LOG_SIZE < maxEvents ? MPTCTL_EVENT_LOG_SIZE : maxEvents;
1701
1702
1703
1704
1705 if ((max < 1) || !ioc->events)
1706 return -ENODATA;
1707
1708
1709 ioc->aen_event_read_flag=0;
1710
1711
1712
1713 numBytes = max * sizeof(MPT_IOCTL_EVENTS);
1714 if (copy_to_user(uarg->eventData, ioc->events, numBytes)) {
1715 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_eventreport - "
1716 "Unable to write out mpt_ioctl_eventreport struct @ %p\n",
1717 ioc->name, __FILE__, __LINE__, ioc->events);
1718 return -EFAULT;
1719 }
1720
1721 return 0;
1722}
1723
1724
1725static int
1726mptctl_replace_fw (unsigned long arg)
1727{
1728 struct mpt_ioctl_replace_fw __user *uarg = (void __user *) arg;
1729 struct mpt_ioctl_replace_fw karg;
1730 MPT_ADAPTER *ioc;
1731 int iocnum;
1732 int newFwSize;
1733
1734 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_replace_fw))) {
1735 printk(KERN_ERR MYNAM "%s@%d::mptctl_replace_fw - "
1736 "Unable to read in mpt_ioctl_replace_fw struct @ %p\n",
1737 __FILE__, __LINE__, uarg);
1738 return -EFAULT;
1739 }
1740
1741 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1742 (ioc == NULL)) {
1743 printk(KERN_DEBUG MYNAM "%s::mptctl_replace_fw() @%d - ioc%d not found!\n",
1744 __FILE__, __LINE__, iocnum);
1745 return -ENODEV;
1746 }
1747
1748 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_replace_fw called.\n",
1749 ioc->name));
1750
1751
1752 if (ioc->cached_fw == NULL)
1753 return 0;
1754
1755 mpt_free_fw_memory(ioc);
1756
1757
1758
1759 newFwSize = karg.newImageSize;
1760
1761 if (newFwSize & 0x01)
1762 newFwSize += 1;
1763 if (newFwSize & 0x02)
1764 newFwSize += 2;
1765
1766 mpt_alloc_fw_memory(ioc, newFwSize);
1767 if (ioc->cached_fw == NULL)
1768 return -ENOMEM;
1769
1770
1771
1772 if (copy_from_user(ioc->cached_fw, uarg->newImage, newFwSize)) {
1773 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_replace_fw - "
1774 "Unable to read in mpt_ioctl_replace_fw image "
1775 "@ %p\n", ioc->name, __FILE__, __LINE__, uarg);
1776 mpt_free_fw_memory(ioc);
1777 return -EFAULT;
1778 }
1779
1780
1781
1782 ioc->facts.FWImageSize = newFwSize;
1783 return 0;
1784}
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798static int
1799mptctl_mpt_command (unsigned long arg)
1800{
1801 struct mpt_ioctl_command __user *uarg = (void __user *) arg;
1802 struct mpt_ioctl_command karg;
1803 MPT_ADAPTER *ioc;
1804 int iocnum;
1805 int rc;
1806
1807
1808 if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_command))) {
1809 printk(KERN_ERR MYNAM "%s@%d::mptctl_mpt_command - "
1810 "Unable to read in mpt_ioctl_command struct @ %p\n",
1811 __FILE__, __LINE__, uarg);
1812 return -EFAULT;
1813 }
1814
1815 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1816 (ioc == NULL)) {
1817 printk(KERN_DEBUG MYNAM "%s::mptctl_mpt_command() @%d - ioc%d not found!\n",
1818 __FILE__, __LINE__, iocnum);
1819 return -ENODEV;
1820 }
1821
1822 rc = mptctl_do_mpt_command (karg, &uarg->MF);
1823
1824 return rc;
1825}
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839static int
1840mptctl_do_mpt_command (struct mpt_ioctl_command karg, void __user *mfPtr)
1841{
1842 MPT_ADAPTER *ioc;
1843 MPT_FRAME_HDR *mf = NULL;
1844 MPIHeader_t *hdr;
1845 char *psge;
1846 struct buflist bufIn;
1847 struct buflist bufOut;
1848 dma_addr_t dma_addr_in;
1849 dma_addr_t dma_addr_out;
1850 int sgSize = 0;
1851 int iocnum, flagsLength;
1852 int sz, rc = 0;
1853 int msgContext;
1854 u16 req_idx;
1855 ulong timeout;
1856 unsigned long timeleft;
1857 struct scsi_device *sdev;
1858 unsigned long flags;
1859 u8 function;
1860
1861
1862
1863 bufIn.kptr = bufOut.kptr = NULL;
1864 bufIn.len = bufOut.len = 0;
1865
1866 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
1867 (ioc == NULL)) {
1868 printk(KERN_DEBUG MYNAM "%s::mptctl_do_mpt_command() @%d - ioc%d not found!\n",
1869 __FILE__, __LINE__, iocnum);
1870 return -ENODEV;
1871 }
1872
1873 spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
1874 if (ioc->ioc_reset_in_progress) {
1875 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
1876 printk(KERN_ERR MYNAM "%s@%d::mptctl_do_mpt_command - "
1877 "Busy with diagnostic reset\n", __FILE__, __LINE__);
1878 return -EBUSY;
1879 }
1880 spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
1881
1882
1883
1884 sz = karg.dataSgeOffset * 4;
1885 if (karg.dataInSize > 0)
1886 sz += ioc->SGE_size;
1887 if (karg.dataOutSize > 0)
1888 sz += ioc->SGE_size;
1889
1890 if (sz > ioc->req_sz) {
1891 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1892 "Request frame too large (%d) maximum (%d)\n",
1893 ioc->name, __FILE__, __LINE__, sz, ioc->req_sz);
1894 return -EFAULT;
1895 }
1896
1897
1898
1899 if ((mf = mpt_get_msg_frame(mptctl_id, ioc)) == NULL)
1900 return -EAGAIN;
1901
1902 hdr = (MPIHeader_t *) mf;
1903 msgContext = le32_to_cpu(hdr->MsgContext);
1904 req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx);
1905
1906
1907
1908
1909
1910 if (copy_from_user(mf, mfPtr, karg.dataSgeOffset * 4)) {
1911 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1912 "Unable to read MF from mpt_ioctl_command struct @ %p\n",
1913 ioc->name, __FILE__, __LINE__, mfPtr);
1914 function = -1;
1915 rc = -EFAULT;
1916 goto done_free_mem;
1917 }
1918 hdr->MsgContext = cpu_to_le32(msgContext);
1919 function = hdr->Function;
1920
1921
1922
1923
1924 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sending mpi function (0x%02X), req=%p\n",
1925 ioc->name, hdr->Function, mf));
1926
1927 switch (function) {
1928 case MPI_FUNCTION_IOC_FACTS:
1929 case MPI_FUNCTION_PORT_FACTS:
1930 karg.dataOutSize = karg.dataInSize = 0;
1931 break;
1932
1933 case MPI_FUNCTION_CONFIG:
1934 {
1935 Config_t *config_frame;
1936 config_frame = (Config_t *)mf;
1937 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "\ttype=0x%02x ext_type=0x%02x "
1938 "number=0x%02x action=0x%02x\n", ioc->name,
1939 config_frame->Header.PageType,
1940 config_frame->ExtPageType,
1941 config_frame->Header.PageNumber,
1942 config_frame->Action));
1943 break;
1944 }
1945
1946 case MPI_FUNCTION_FC_COMMON_TRANSPORT_SEND:
1947 case MPI_FUNCTION_FC_EX_LINK_SRVC_SEND:
1948 case MPI_FUNCTION_FW_UPLOAD:
1949 case MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR:
1950 case MPI_FUNCTION_FW_DOWNLOAD:
1951 case MPI_FUNCTION_FC_PRIMITIVE_SEND:
1952 case MPI_FUNCTION_TOOLBOX:
1953 case MPI_FUNCTION_SAS_IO_UNIT_CONTROL:
1954 break;
1955
1956 case MPI_FUNCTION_SCSI_IO_REQUEST:
1957 if (ioc->sh) {
1958 SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf;
1959 int qtag = MPI_SCSIIO_CONTROL_UNTAGGED;
1960 int scsidir = 0;
1961 int dataSize;
1962 u32 id;
1963
1964 id = (ioc->devices_per_bus == 0) ? 256 : ioc->devices_per_bus;
1965 if (pScsiReq->TargetID > id) {
1966 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1967 "Target ID out of bounds. \n",
1968 ioc->name, __FILE__, __LINE__);
1969 rc = -ENODEV;
1970 goto done_free_mem;
1971 }
1972
1973 if (pScsiReq->Bus >= ioc->number_of_buses) {
1974 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
1975 "Target Bus out of bounds. \n",
1976 ioc->name, __FILE__, __LINE__);
1977 rc = -ENODEV;
1978 goto done_free_mem;
1979 }
1980
1981 pScsiReq->MsgFlags &= ~MPI_SCSIIO_MSGFLGS_SENSE_WIDTH;
1982 pScsiReq->MsgFlags |= mpt_msg_flags(ioc);
1983
1984
1985
1986
1987
1988
1989
1990
1991 if (karg.maxSenseBytes > MPT_SENSE_BUFFER_SIZE)
1992 pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
1993 else
1994 pScsiReq->SenseBufferLength = karg.maxSenseBytes;
1995
1996 pScsiReq->SenseBufferLowAddr =
1997 cpu_to_le32(ioc->sense_buf_low_dma
1998 + (req_idx * MPT_SENSE_BUFFER_ALLOC));
1999
2000 shost_for_each_device(sdev, ioc->sh) {
2001 struct scsi_target *starget = scsi_target(sdev);
2002 VirtTarget *vtarget = starget->hostdata;
2003
2004 if (vtarget == NULL)
2005 continue;
2006
2007 if ((pScsiReq->TargetID == vtarget->id) &&
2008 (pScsiReq->Bus == vtarget->channel) &&
2009 (vtarget->tflags & MPT_TARGET_FLAGS_Q_YES))
2010 qtag = MPI_SCSIIO_CONTROL_SIMPLEQ;
2011 }
2012
2013
2014
2015
2016 if (karg.dataOutSize > 0) {
2017 scsidir = MPI_SCSIIO_CONTROL_WRITE;
2018 dataSize = karg.dataOutSize;
2019 } else {
2020 scsidir = MPI_SCSIIO_CONTROL_READ;
2021 dataSize = karg.dataInSize;
2022 }
2023
2024 pScsiReq->Control = cpu_to_le32(scsidir | qtag);
2025 pScsiReq->DataLength = cpu_to_le32(dataSize);
2026
2027
2028 } else {
2029 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2030 "SCSI driver is not loaded. \n",
2031 ioc->name, __FILE__, __LINE__);
2032 rc = -EFAULT;
2033 goto done_free_mem;
2034 }
2035 break;
2036
2037 case MPI_FUNCTION_SMP_PASSTHROUGH:
2038
2039
2040
2041
2042
2043
2044 break;
2045
2046 case MPI_FUNCTION_SATA_PASSTHROUGH:
2047 if (!ioc->sh) {
2048 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2049 "SCSI driver is not loaded. \n",
2050 ioc->name, __FILE__, __LINE__);
2051 rc = -EFAULT;
2052 goto done_free_mem;
2053 }
2054 break;
2055
2056 case MPI_FUNCTION_RAID_ACTION:
2057
2058
2059 break;
2060
2061 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
2062 if (ioc->sh) {
2063 SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf;
2064 int qtag = MPI_SCSIIO_CONTROL_SIMPLEQ;
2065 int scsidir = MPI_SCSIIO_CONTROL_READ;
2066 int dataSize;
2067
2068 pScsiReq->MsgFlags &= ~MPI_SCSIIO_MSGFLGS_SENSE_WIDTH;
2069 pScsiReq->MsgFlags |= mpt_msg_flags(ioc);
2070
2071
2072
2073
2074
2075
2076
2077
2078 if (karg.maxSenseBytes > MPT_SENSE_BUFFER_SIZE)
2079 pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
2080 else
2081 pScsiReq->SenseBufferLength = karg.maxSenseBytes;
2082
2083 pScsiReq->SenseBufferLowAddr =
2084 cpu_to_le32(ioc->sense_buf_low_dma
2085 + (req_idx * MPT_SENSE_BUFFER_ALLOC));
2086
2087
2088
2089
2090
2091
2092
2093 if (karg.dataOutSize > 0) {
2094 scsidir = MPI_SCSIIO_CONTROL_WRITE;
2095 dataSize = karg.dataOutSize;
2096 } else {
2097 scsidir = MPI_SCSIIO_CONTROL_READ;
2098 dataSize = karg.dataInSize;
2099 }
2100
2101 pScsiReq->Control = cpu_to_le32(scsidir | qtag);
2102 pScsiReq->DataLength = cpu_to_le32(dataSize);
2103
2104 } else {
2105 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2106 "SCSI driver is not loaded. \n",
2107 ioc->name, __FILE__, __LINE__);
2108 rc = -EFAULT;
2109 goto done_free_mem;
2110 }
2111 break;
2112
2113 case MPI_FUNCTION_SCSI_TASK_MGMT:
2114 {
2115 SCSITaskMgmt_t *pScsiTm;
2116 pScsiTm = (SCSITaskMgmt_t *)mf;
2117 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT
2118 "\tTaskType=0x%x MsgFlags=0x%x "
2119 "TaskMsgContext=0x%x id=%d channel=%d\n",
2120 ioc->name, pScsiTm->TaskType, le32_to_cpu
2121 (pScsiTm->TaskMsgContext), pScsiTm->MsgFlags,
2122 pScsiTm->TargetID, pScsiTm->Bus));
2123 break;
2124 }
2125
2126 case MPI_FUNCTION_IOC_INIT:
2127 {
2128 IOCInit_t *pInit = (IOCInit_t *) mf;
2129 u32 high_addr, sense_high;
2130
2131
2132
2133
2134 if (sizeof(dma_addr_t) == sizeof(u64)) {
2135 high_addr = cpu_to_le32((u32)((u64)ioc->req_frames_dma >> 32));
2136 sense_high= cpu_to_le32((u32)((u64)ioc->sense_buf_pool_dma >> 32));
2137 } else {
2138 high_addr = 0;
2139 sense_high= 0;
2140 }
2141
2142 if ((pInit->Flags != 0) || (pInit->MaxDevices != ioc->facts.MaxDevices) ||
2143 (pInit->MaxBuses != ioc->facts.MaxBuses) ||
2144 (pInit->ReplyFrameSize != cpu_to_le16(ioc->reply_sz)) ||
2145 (pInit->HostMfaHighAddr != high_addr) ||
2146 (pInit->SenseBufferHighAddr != sense_high)) {
2147 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2148 "IOC_INIT issued with 1 or more incorrect parameters. Rejected.\n",
2149 ioc->name, __FILE__, __LINE__);
2150 rc = -EFAULT;
2151 goto done_free_mem;
2152 }
2153 }
2154 break;
2155 default:
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2181 "Illegal request (function 0x%x) \n",
2182 ioc->name, __FILE__, __LINE__, hdr->Function);
2183 rc = -EFAULT;
2184 goto done_free_mem;
2185 }
2186
2187
2188
2189
2190
2191
2192 psge = (char *) (((int *) mf) + karg.dataSgeOffset);
2193 flagsLength = 0;
2194
2195 if (karg.dataOutSize > 0)
2196 sgSize ++;
2197
2198 if (karg.dataInSize > 0)
2199 sgSize ++;
2200
2201 if (sgSize > 0) {
2202
2203
2204 if (karg.dataOutSize > 0) {
2205 if (karg.dataInSize > 0) {
2206 flagsLength = ( MPI_SGE_FLAGS_SIMPLE_ELEMENT |
2207 MPI_SGE_FLAGS_END_OF_BUFFER |
2208 MPI_SGE_FLAGS_DIRECTION)
2209 << MPI_SGE_FLAGS_SHIFT;
2210 } else {
2211 flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE;
2212 }
2213 flagsLength |= karg.dataOutSize;
2214 bufOut.len = karg.dataOutSize;
2215 bufOut.kptr = pci_alloc_consistent(
2216 ioc->pcidev, bufOut.len, &dma_addr_out);
2217
2218 if (bufOut.kptr == NULL) {
2219 rc = -ENOMEM;
2220 goto done_free_mem;
2221 } else {
2222
2223
2224
2225 ioc->add_sge(psge, flagsLength, dma_addr_out);
2226 psge += ioc->SGE_size;
2227
2228
2229
2230 if (copy_from_user(bufOut.kptr,
2231 karg.dataOutBufPtr,
2232 bufOut.len)) {
2233 printk(MYIOC_s_ERR_FMT
2234 "%s@%d::mptctl_do_mpt_command - Unable "
2235 "to read user data "
2236 "struct @ %p\n",
2237 ioc->name, __FILE__, __LINE__,karg.dataOutBufPtr);
2238 rc = -EFAULT;
2239 goto done_free_mem;
2240 }
2241 }
2242 }
2243
2244 if (karg.dataInSize > 0) {
2245 flagsLength = MPT_SGE_FLAGS_SSIMPLE_READ;
2246 flagsLength |= karg.dataInSize;
2247
2248 bufIn.len = karg.dataInSize;
2249 bufIn.kptr = pci_alloc_consistent(ioc->pcidev,
2250 bufIn.len, &dma_addr_in);
2251
2252 if (bufIn.kptr == NULL) {
2253 rc = -ENOMEM;
2254 goto done_free_mem;
2255 } else {
2256
2257
2258
2259 ioc->add_sge(psge, flagsLength, dma_addr_in);
2260 }
2261 }
2262 } else {
2263
2264
2265 ioc->add_sge(psge, flagsLength, (dma_addr_t) -1);
2266 }
2267
2268 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, hdr->MsgContext);
2269 INITIALIZE_MGMT_STATUS(ioc->ioctl_cmds.status)
2270 if (hdr->Function == MPI_FUNCTION_SCSI_TASK_MGMT) {
2271
2272 mutex_lock(&ioc->taskmgmt_cmds.mutex);
2273 if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
2274 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2275 goto done_free_mem;
2276 }
2277
2278 DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)mf);
2279
2280 if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) &&
2281 (ioc->facts.MsgVersion >= MPI_VERSION_01_05))
2282 mpt_put_msg_frame_hi_pri(mptctl_id, ioc, mf);
2283 else {
2284 rc =mpt_send_handshake_request(mptctl_id, ioc,
2285 sizeof(SCSITaskMgmt_t), (u32*)mf, CAN_SLEEP);
2286 if (rc != 0) {
2287 dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
2288 "send_handshake FAILED! (ioc %p, mf %p)\n",
2289 ioc->name, ioc, mf));
2290 mpt_clear_taskmgmt_in_progress_flag(ioc);
2291 rc = -ENODATA;
2292 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2293 goto done_free_mem;
2294 }
2295 }
2296
2297 } else
2298 mpt_put_msg_frame(mptctl_id, ioc, mf);
2299
2300
2301 timeout = (karg.timeout > 0) ? karg.timeout : MPT_IOCTL_DEFAULT_TIMEOUT;
2302retry_wait:
2303 timeleft = wait_for_completion_timeout(&ioc->ioctl_cmds.done,
2304 HZ*timeout);
2305 if (!(ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
2306 rc = -ETIME;
2307 dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "%s: TIMED OUT!\n",
2308 ioc->name, __func__));
2309 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) {
2310 if (function == MPI_FUNCTION_SCSI_TASK_MGMT)
2311 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2312 goto done_free_mem;
2313 }
2314 if (!timeleft) {
2315 printk(MYIOC_s_WARN_FMT
2316 "mpt cmd timeout, doorbell=0x%08x"
2317 " function=0x%x\n",
2318 ioc->name, mpt_GetIocState(ioc, 0), function);
2319 if (function == MPI_FUNCTION_SCSI_TASK_MGMT)
2320 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2321 mptctl_timeout_expired(ioc, mf);
2322 mf = NULL;
2323 } else
2324 goto retry_wait;
2325 goto done_free_mem;
2326 }
2327
2328 if (function == MPI_FUNCTION_SCSI_TASK_MGMT)
2329 mutex_unlock(&ioc->taskmgmt_cmds.mutex);
2330
2331
2332 mf = NULL;
2333
2334
2335
2336
2337 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID) {
2338 if (karg.maxReplyBytes < ioc->reply_sz) {
2339 sz = min(karg.maxReplyBytes,
2340 4*ioc->ioctl_cmds.reply[2]);
2341 } else {
2342 sz = min(ioc->reply_sz, 4*ioc->ioctl_cmds.reply[2]);
2343 }
2344 if (sz > 0) {
2345 if (copy_to_user(karg.replyFrameBufPtr,
2346 ioc->ioctl_cmds.reply, sz)){
2347 printk(MYIOC_s_ERR_FMT
2348 "%s@%d::mptctl_do_mpt_command - "
2349 "Unable to write out reply frame %p\n",
2350 ioc->name, __FILE__, __LINE__, karg.replyFrameBufPtr);
2351 rc = -ENODATA;
2352 goto done_free_mem;
2353 }
2354 }
2355 }
2356
2357
2358
2359 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_SENSE_VALID) {
2360 sz = min(karg.maxSenseBytes, MPT_SENSE_BUFFER_SIZE);
2361 if (sz > 0) {
2362 if (copy_to_user(karg.senseDataPtr,
2363 ioc->ioctl_cmds.sense, sz)) {
2364 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2365 "Unable to write sense data to user %p\n",
2366 ioc->name, __FILE__, __LINE__,
2367 karg.senseDataPtr);
2368 rc = -ENODATA;
2369 goto done_free_mem;
2370 }
2371 }
2372 }
2373
2374
2375
2376
2377 if ((ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD) &&
2378 (karg.dataInSize > 0) && (bufIn.kptr)) {
2379
2380 if (copy_to_user(karg.dataInBufPtr,
2381 bufIn.kptr, karg.dataInSize)) {
2382 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - "
2383 "Unable to write data to user %p\n",
2384 ioc->name, __FILE__, __LINE__,
2385 karg.dataInBufPtr);
2386 rc = -ENODATA;
2387 }
2388 }
2389
2390done_free_mem:
2391
2392 CLEAR_MGMT_STATUS(ioc->ioctl_cmds.status)
2393 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, 0);
2394
2395
2396
2397 if (bufOut.kptr != NULL) {
2398 pci_free_consistent(ioc->pcidev,
2399 bufOut.len, (void *) bufOut.kptr, dma_addr_out);
2400 }
2401
2402 if (bufIn.kptr != NULL) {
2403 pci_free_consistent(ioc->pcidev,
2404 bufIn.len, (void *) bufIn.kptr, dma_addr_in);
2405 }
2406
2407
2408
2409
2410 if (mf)
2411 mpt_free_msg_frame(ioc, mf);
2412
2413 return rc;
2414}
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427static int
2428mptctl_hp_hostinfo(unsigned long arg, unsigned int data_size)
2429{
2430 hp_host_info_t __user *uarg = (void __user *) arg;
2431 MPT_ADAPTER *ioc;
2432 struct pci_dev *pdev;
2433 char *pbuf=NULL;
2434 dma_addr_t buf_dma;
2435 hp_host_info_t karg;
2436 CONFIGPARMS cfg;
2437 ConfigPageHeader_t hdr;
2438 int iocnum;
2439 int rc, cim_rev;
2440 ToolboxIstwiReadWriteRequest_t *IstwiRWRequest;
2441 MPT_FRAME_HDR *mf = NULL;
2442 MPIHeader_t *mpi_hdr;
2443 unsigned long timeleft;
2444 int retval;
2445
2446
2447
2448 if (data_size == sizeof(hp_host_info_t))
2449 cim_rev = 1;
2450 else if (data_size == sizeof(hp_host_info_rev0_t))
2451 cim_rev = 0;
2452 else
2453 return -EFAULT;
2454
2455 if (copy_from_user(&karg, uarg, sizeof(hp_host_info_t))) {
2456 printk(KERN_ERR MYNAM "%s@%d::mptctl_hp_host_info - "
2457 "Unable to read in hp_host_info struct @ %p\n",
2458 __FILE__, __LINE__, uarg);
2459 return -EFAULT;
2460 }
2461
2462 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
2463 (ioc == NULL)) {
2464 printk(KERN_DEBUG MYNAM "%s::mptctl_hp_hostinfo() @%d - ioc%d not found!\n",
2465 __FILE__, __LINE__, iocnum);
2466 return -ENODEV;
2467 }
2468 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": mptctl_hp_hostinfo called.\n",
2469 ioc->name));
2470
2471
2472
2473
2474 pdev = (struct pci_dev *) ioc->pcidev;
2475
2476 karg.vendor = pdev->vendor;
2477 karg.device = pdev->device;
2478 karg.subsystem_id = pdev->subsystem_device;
2479 karg.subsystem_vendor = pdev->subsystem_vendor;
2480 karg.devfn = pdev->devfn;
2481 karg.bus = pdev->bus->number;
2482
2483
2484
2485
2486 if (ioc->sh != NULL)
2487 karg.host_no = ioc->sh->host_no;
2488 else
2489 karg.host_no = -1;
2490
2491
2492
2493 karg.fw_version[0] = ioc->facts.FWVersion.Struct.Major >= 10 ?
2494 ((ioc->facts.FWVersion.Struct.Major / 10) + '0') : '0';
2495 karg.fw_version[1] = (ioc->facts.FWVersion.Struct.Major % 10 ) + '0';
2496 karg.fw_version[2] = '.';
2497 karg.fw_version[3] = ioc->facts.FWVersion.Struct.Minor >= 10 ?
2498 ((ioc->facts.FWVersion.Struct.Minor / 10) + '0') : '0';
2499 karg.fw_version[4] = (ioc->facts.FWVersion.Struct.Minor % 10 ) + '0';
2500 karg.fw_version[5] = '.';
2501 karg.fw_version[6] = ioc->facts.FWVersion.Struct.Unit >= 10 ?
2502 ((ioc->facts.FWVersion.Struct.Unit / 10) + '0') : '0';
2503 karg.fw_version[7] = (ioc->facts.FWVersion.Struct.Unit % 10 ) + '0';
2504 karg.fw_version[8] = '.';
2505 karg.fw_version[9] = ioc->facts.FWVersion.Struct.Dev >= 10 ?
2506 ((ioc->facts.FWVersion.Struct.Dev / 10) + '0') : '0';
2507 karg.fw_version[10] = (ioc->facts.FWVersion.Struct.Dev % 10 ) + '0';
2508 karg.fw_version[11] = '\0';
2509
2510
2511
2512 hdr.PageVersion = 0;
2513 hdr.PageLength = 0;
2514 hdr.PageNumber = 0;
2515 hdr.PageType = MPI_CONFIG_PAGETYPE_MANUFACTURING;
2516 cfg.cfghdr.hdr = &hdr;
2517 cfg.physAddr = -1;
2518 cfg.pageAddr = 0;
2519 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
2520 cfg.dir = 0;
2521 cfg.timeout = 10;
2522
2523 strncpy(karg.serial_number, " ", 24);
2524 if (mpt_config(ioc, &cfg) == 0) {
2525 if (cfg.cfghdr.hdr->PageLength > 0) {
2526
2527 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
2528
2529 pbuf = pci_alloc_consistent(ioc->pcidev, hdr.PageLength * 4, &buf_dma);
2530 if (pbuf) {
2531 cfg.physAddr = buf_dma;
2532 if (mpt_config(ioc, &cfg) == 0) {
2533 ManufacturingPage0_t *pdata = (ManufacturingPage0_t *) pbuf;
2534 if (strlen(pdata->BoardTracerNumber) > 1) {
2535 strncpy(karg.serial_number, pdata->BoardTracerNumber, 24);
2536 karg.serial_number[24-1]='\0';
2537 }
2538 }
2539 pci_free_consistent(ioc->pcidev, hdr.PageLength * 4, pbuf, buf_dma);
2540 pbuf = NULL;
2541 }
2542 }
2543 }
2544 rc = mpt_GetIocState(ioc, 1);
2545 switch (rc) {
2546 case MPI_IOC_STATE_OPERATIONAL:
2547 karg.ioc_status = HP_STATUS_OK;
2548 break;
2549
2550 case MPI_IOC_STATE_FAULT:
2551 karg.ioc_status = HP_STATUS_FAILED;
2552 break;
2553
2554 case MPI_IOC_STATE_RESET:
2555 case MPI_IOC_STATE_READY:
2556 default:
2557 karg.ioc_status = HP_STATUS_OTHER;
2558 break;
2559 }
2560
2561 karg.base_io_addr = pci_resource_start(pdev, 0);
2562
2563 if ((ioc->bus_type == SAS) || (ioc->bus_type == FC))
2564 karg.bus_phys_width = HP_BUS_WIDTH_UNK;
2565 else
2566 karg.bus_phys_width = HP_BUS_WIDTH_16;
2567
2568 karg.hard_resets = 0;
2569 karg.soft_resets = 0;
2570 karg.timeouts = 0;
2571 if (ioc->sh != NULL) {
2572 MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
2573
2574 if (hd && (cim_rev == 1)) {
2575 karg.hard_resets = ioc->hard_resets;
2576 karg.soft_resets = ioc->soft_resets;
2577 karg.timeouts = ioc->timeouts;
2578 }
2579 }
2580
2581
2582
2583
2584 if ((mf = mpt_get_msg_frame(mptctl_id, ioc)) == NULL) {
2585 dfailprintk(ioc, printk(MYIOC_s_WARN_FMT
2586 "%s, no msg frames!!\n", ioc->name, __func__));
2587 goto out;
2588 }
2589
2590 IstwiRWRequest = (ToolboxIstwiReadWriteRequest_t *)mf;
2591 mpi_hdr = (MPIHeader_t *) mf;
2592 memset(IstwiRWRequest,0,sizeof(ToolboxIstwiReadWriteRequest_t));
2593 IstwiRWRequest->Function = MPI_FUNCTION_TOOLBOX;
2594 IstwiRWRequest->Tool = MPI_TOOLBOX_ISTWI_READ_WRITE_TOOL;
2595 IstwiRWRequest->MsgContext = mpi_hdr->MsgContext;
2596 IstwiRWRequest->Flags = MPI_TB_ISTWI_FLAGS_READ;
2597 IstwiRWRequest->NumAddressBytes = 0x01;
2598 IstwiRWRequest->DataLength = cpu_to_le16(0x04);
2599 if (pdev->devfn & 1)
2600 IstwiRWRequest->DeviceAddr = 0xB2;
2601 else
2602 IstwiRWRequest->DeviceAddr = 0xB0;
2603
2604 pbuf = pci_alloc_consistent(ioc->pcidev, 4, &buf_dma);
2605 if (!pbuf)
2606 goto out;
2607 ioc->add_sge((char *)&IstwiRWRequest->SGL,
2608 (MPT_SGE_FLAGS_SSIMPLE_READ|4), buf_dma);
2609
2610 retval = 0;
2611 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context,
2612 IstwiRWRequest->MsgContext);
2613 INITIALIZE_MGMT_STATUS(ioc->ioctl_cmds.status)
2614 mpt_put_msg_frame(mptctl_id, ioc, mf);
2615
2616retry_wait:
2617 timeleft = wait_for_completion_timeout(&ioc->ioctl_cmds.done,
2618 HZ*MPT_IOCTL_DEFAULT_TIMEOUT);
2619 if (!(ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
2620 retval = -ETIME;
2621 printk(MYIOC_s_WARN_FMT "%s: failed\n", ioc->name, __func__);
2622 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) {
2623 mpt_free_msg_frame(ioc, mf);
2624 goto out;
2625 }
2626 if (!timeleft) {
2627 printk(MYIOC_s_WARN_FMT
2628 "HOST INFO command timeout, doorbell=0x%08x\n",
2629 ioc->name, mpt_GetIocState(ioc, 0));
2630 mptctl_timeout_expired(ioc, mf);
2631 } else
2632 goto retry_wait;
2633 goto out;
2634 }
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645 if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID)
2646 karg.rsvd = *(u32 *)pbuf;
2647
2648 out:
2649 CLEAR_MGMT_STATUS(ioc->ioctl_cmds.status)
2650 SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, 0);
2651
2652 if (pbuf)
2653 pci_free_consistent(ioc->pcidev, 4, pbuf, buf_dma);
2654
2655
2656
2657 if (copy_to_user((char __user *)arg, &karg, sizeof(hp_host_info_t))) {
2658 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_hpgethostinfo - "
2659 "Unable to write out hp_host_info @ %p\n",
2660 ioc->name, __FILE__, __LINE__, uarg);
2661 return -EFAULT;
2662 }
2663
2664 return 0;
2665
2666}
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679static int
2680mptctl_hp_targetinfo(unsigned long arg)
2681{
2682 hp_target_info_t __user *uarg = (void __user *) arg;
2683 SCSIDevicePage0_t *pg0_alloc;
2684 SCSIDevicePage3_t *pg3_alloc;
2685 MPT_ADAPTER *ioc;
2686 MPT_SCSI_HOST *hd = NULL;
2687 hp_target_info_t karg;
2688 int iocnum;
2689 int data_sz;
2690 dma_addr_t page_dma;
2691 CONFIGPARMS cfg;
2692 ConfigPageHeader_t hdr;
2693 int tmp, np, rc = 0;
2694
2695 if (copy_from_user(&karg, uarg, sizeof(hp_target_info_t))) {
2696 printk(KERN_ERR MYNAM "%s@%d::mptctl_hp_targetinfo - "
2697 "Unable to read in hp_host_targetinfo struct @ %p\n",
2698 __FILE__, __LINE__, uarg);
2699 return -EFAULT;
2700 }
2701
2702 if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) ||
2703 (ioc == NULL)) {
2704 printk(KERN_DEBUG MYNAM "%s::mptctl_hp_targetinfo() @%d - ioc%d not found!\n",
2705 __FILE__, __LINE__, iocnum);
2706 return -ENODEV;
2707 }
2708 dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_hp_targetinfo called.\n",
2709 ioc->name));
2710
2711
2712
2713 if ((ioc->bus_type == SAS) || (ioc->bus_type == FC))
2714 return 0;
2715
2716 if ((ioc->spi_data.sdp0length == 0) || (ioc->sh == NULL))
2717 return 0;
2718
2719 if (ioc->sh->host_no != karg.hdr.host)
2720 return -ENODEV;
2721
2722
2723
2724 data_sz = ioc->spi_data.sdp0length * 4;
2725 pg0_alloc = (SCSIDevicePage0_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page_dma);
2726 if (pg0_alloc) {
2727 hdr.PageVersion = ioc->spi_data.sdp0version;
2728 hdr.PageLength = data_sz;
2729 hdr.PageNumber = 0;
2730 hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE;
2731
2732 cfg.cfghdr.hdr = &hdr;
2733 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
2734 cfg.dir = 0;
2735 cfg.timeout = 0;
2736 cfg.physAddr = page_dma;
2737
2738 cfg.pageAddr = (karg.hdr.channel << 8) | karg.hdr.id;
2739
2740 if ((rc = mpt_config(ioc, &cfg)) == 0) {
2741 np = le32_to_cpu(pg0_alloc->NegotiatedParameters);
2742 karg.negotiated_width = np & MPI_SCSIDEVPAGE0_NP_WIDE ?
2743 HP_BUS_WIDTH_16 : HP_BUS_WIDTH_8;
2744
2745 if (np & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK) {
2746 tmp = (np & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK) >> 8;
2747 if (tmp < 0x09)
2748 karg.negotiated_speed = HP_DEV_SPEED_ULTRA320;
2749 else if (tmp <= 0x09)
2750 karg.negotiated_speed = HP_DEV_SPEED_ULTRA160;
2751 else if (tmp <= 0x0A)
2752 karg.negotiated_speed = HP_DEV_SPEED_ULTRA2;
2753 else if (tmp <= 0x0C)
2754 karg.negotiated_speed = HP_DEV_SPEED_ULTRA;
2755 else if (tmp <= 0x25)
2756 karg.negotiated_speed = HP_DEV_SPEED_FAST;
2757 else
2758 karg.negotiated_speed = HP_DEV_SPEED_ASYNC;
2759 } else
2760 karg.negotiated_speed = HP_DEV_SPEED_ASYNC;
2761 }
2762
2763 pci_free_consistent(ioc->pcidev, data_sz, (u8 *) pg0_alloc, page_dma);
2764 }
2765
2766
2767
2768 karg.message_rejects = -1;
2769 karg.phase_errors = -1;
2770 karg.parity_errors = -1;
2771 karg.select_timeouts = -1;
2772
2773
2774
2775 hdr.PageVersion = 0;
2776 hdr.PageLength = 0;
2777 hdr.PageNumber = 3;
2778 hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE;
2779
2780 cfg.cfghdr.hdr = &hdr;
2781 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
2782 cfg.dir = 0;
2783 cfg.timeout = 0;
2784 cfg.physAddr = -1;
2785 if ((mpt_config(ioc, &cfg) == 0) && (cfg.cfghdr.hdr->PageLength > 0)) {
2786
2787 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
2788 data_sz = (int) cfg.cfghdr.hdr->PageLength * 4;
2789 pg3_alloc = (SCSIDevicePage3_t *) pci_alloc_consistent(
2790 ioc->pcidev, data_sz, &page_dma);
2791 if (pg3_alloc) {
2792 cfg.physAddr = page_dma;
2793 cfg.pageAddr = (karg.hdr.channel << 8) | karg.hdr.id;
2794 if ((rc = mpt_config(ioc, &cfg)) == 0) {
2795 karg.message_rejects = (u32) le16_to_cpu(pg3_alloc->MsgRejectCount);
2796 karg.phase_errors = (u32) le16_to_cpu(pg3_alloc->PhaseErrorCount);
2797 karg.parity_errors = (u32) le16_to_cpu(pg3_alloc->ParityErrorCount);
2798 }
2799 pci_free_consistent(ioc->pcidev, data_sz, (u8 *) pg3_alloc, page_dma);
2800 }
2801 }
2802 hd = shost_priv(ioc->sh);
2803 if (hd != NULL)
2804 karg.select_timeouts = hd->sel_timeout[karg.hdr.id];
2805
2806
2807
2808 if (copy_to_user((char __user *)arg, &karg, sizeof(hp_target_info_t))) {
2809 printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_hp_target_info - "
2810 "Unable to write out mpt_ioctl_targetinfo struct @ %p\n",
2811 ioc->name, __FILE__, __LINE__, uarg);
2812 return -EFAULT;
2813 }
2814
2815 return 0;
2816}
2817
2818
2819
2820static const struct file_operations mptctl_fops = {
2821 .owner = THIS_MODULE,
2822 .llseek = no_llseek,
2823 .fasync = mptctl_fasync,
2824 .unlocked_ioctl = mptctl_ioctl,
2825 .release = mptctl_release,
2826#ifdef CONFIG_COMPAT
2827 .compat_ioctl = compat_mpctl_ioctl,
2828#endif
2829};
2830
2831static struct miscdevice mptctl_miscdev = {
2832 MPT_MINOR,
2833 MYNAM,
2834 &mptctl_fops
2835};
2836
2837
2838
2839#ifdef CONFIG_COMPAT
2840
2841static int
2842compat_mptfwxfer_ioctl(struct file *filp, unsigned int cmd,
2843 unsigned long arg)
2844{
2845 struct mpt_fw_xfer32 kfw32;
2846 struct mpt_fw_xfer kfw;
2847 MPT_ADAPTER *iocp = NULL;
2848 int iocnum, iocnumX;
2849 int nonblock = (filp->f_flags & O_NONBLOCK);
2850 int ret;
2851
2852
2853 if (copy_from_user(&kfw32, (char __user *)arg, sizeof(kfw32)))
2854 return -EFAULT;
2855
2856
2857 iocnumX = kfw32.iocnum & 0xFF;
2858 if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) ||
2859 (iocp == NULL)) {
2860 printk(KERN_DEBUG MYNAM "::compat_mptfwxfer_ioctl @%d - ioc%d not found!\n",
2861 __LINE__, iocnumX);
2862 return -ENODEV;
2863 }
2864
2865 if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0)
2866 return ret;
2867
2868 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "compat_mptfwxfer_ioctl() called\n",
2869 iocp->name));
2870 kfw.iocnum = iocnum;
2871 kfw.fwlen = kfw32.fwlen;
2872 kfw.bufp = compat_ptr(kfw32.bufp);
2873
2874 ret = mptctl_do_fw_download(kfw.iocnum, kfw.bufp, kfw.fwlen);
2875
2876 mutex_unlock(&iocp->ioctl_cmds.mutex);
2877
2878 return ret;
2879}
2880
2881static int
2882compat_mpt_command(struct file *filp, unsigned int cmd,
2883 unsigned long arg)
2884{
2885 struct mpt_ioctl_command32 karg32;
2886 struct mpt_ioctl_command32 __user *uarg = (struct mpt_ioctl_command32 __user *) arg;
2887 struct mpt_ioctl_command karg;
2888 MPT_ADAPTER *iocp = NULL;
2889 int iocnum, iocnumX;
2890 int nonblock = (filp->f_flags & O_NONBLOCK);
2891 int ret;
2892
2893 if (copy_from_user(&karg32, (char __user *)arg, sizeof(karg32)))
2894 return -EFAULT;
2895
2896
2897 iocnumX = karg32.hdr.iocnum & 0xFF;
2898 if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) ||
2899 (iocp == NULL)) {
2900 printk(KERN_DEBUG MYNAM "::compat_mpt_command @%d - ioc%d not found!\n",
2901 __LINE__, iocnumX);
2902 return -ENODEV;
2903 }
2904
2905 if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0)
2906 return ret;
2907
2908 dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "compat_mpt_command() called\n",
2909 iocp->name));
2910
2911 karg.hdr.iocnum = karg32.hdr.iocnum;
2912 karg.hdr.port = karg32.hdr.port;
2913 karg.timeout = karg32.timeout;
2914 karg.maxReplyBytes = karg32.maxReplyBytes;
2915
2916 karg.dataInSize = karg32.dataInSize;
2917 karg.dataOutSize = karg32.dataOutSize;
2918 karg.maxSenseBytes = karg32.maxSenseBytes;
2919 karg.dataSgeOffset = karg32.dataSgeOffset;
2920
2921 karg.replyFrameBufPtr = (char __user *)(unsigned long)karg32.replyFrameBufPtr;
2922 karg.dataInBufPtr = (char __user *)(unsigned long)karg32.dataInBufPtr;
2923 karg.dataOutBufPtr = (char __user *)(unsigned long)karg32.dataOutBufPtr;
2924 karg.senseDataPtr = (char __user *)(unsigned long)karg32.senseDataPtr;
2925
2926
2927
2928 ret = mptctl_do_mpt_command (karg, &uarg->MF);
2929
2930 mutex_unlock(&iocp->ioctl_cmds.mutex);
2931
2932 return ret;
2933}
2934
2935static long compat_mpctl_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
2936{
2937 long ret;
2938 mutex_lock(&mpctl_mutex);
2939 switch (cmd) {
2940 case MPTIOCINFO:
2941 case MPTIOCINFO1:
2942 case MPTIOCINFO2:
2943 case MPTTARGETINFO:
2944 case MPTEVENTQUERY:
2945 case MPTEVENTENABLE:
2946 case MPTEVENTREPORT:
2947 case MPTHARDRESET:
2948 case HP_GETHOSTINFO:
2949 case HP_GETTARGETINFO:
2950 case MPTTEST:
2951 ret = __mptctl_ioctl(f, cmd, arg);
2952 break;
2953 case MPTCOMMAND32:
2954 ret = compat_mpt_command(f, cmd, arg);
2955 break;
2956 case MPTFWDOWNLOAD32:
2957 ret = compat_mptfwxfer_ioctl(f, cmd, arg);
2958 break;
2959 default:
2960 ret = -ENOIOCTLCMD;
2961 break;
2962 }
2963 mutex_unlock(&mpctl_mutex);
2964 return ret;
2965}
2966
2967#endif
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979static int
2980mptctl_probe(struct pci_dev *pdev, const struct pci_device_id *id)
2981{
2982 MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
2983
2984 mutex_init(&ioc->ioctl_cmds.mutex);
2985 init_completion(&ioc->ioctl_cmds.done);
2986 return 0;
2987}
2988
2989
2990
2991
2992
2993
2994
2995
2996static void
2997mptctl_remove(struct pci_dev *pdev)
2998{
2999}
3000
3001static struct mpt_pci_driver mptctl_driver = {
3002 .probe = mptctl_probe,
3003 .remove = mptctl_remove,
3004};
3005
3006
3007static int __init mptctl_init(void)
3008{
3009 int err;
3010 int where = 1;
3011
3012 show_mptmod_ver(my_NAME, my_VERSION);
3013
3014 mpt_device_driver_register(&mptctl_driver, MPTCTL_DRIVER);
3015
3016
3017 err = misc_register(&mptctl_miscdev);
3018 if (err < 0) {
3019 printk(KERN_ERR MYNAM ": Can't register misc device [minor=%d].\n", MPT_MINOR);
3020 goto out_fail;
3021 }
3022 printk(KERN_INFO MYNAM ": Registered with Fusion MPT base driver\n");
3023 printk(KERN_INFO MYNAM ": /dev/%s @ (major,minor=%d,%d)\n",
3024 mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor);
3025
3026
3027
3028
3029 ++where;
3030 mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER,
3031 "mptctl_reply");
3032 if (!mptctl_id || mptctl_id >= MPT_MAX_PROTOCOL_DRIVERS) {
3033 printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n");
3034 misc_deregister(&mptctl_miscdev);
3035 err = -EBUSY;
3036 goto out_fail;
3037 }
3038
3039 mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER,
3040 "mptctl_taskmgmt_reply");
3041 if (!mptctl_taskmgmt_id || mptctl_taskmgmt_id >= MPT_MAX_PROTOCOL_DRIVERS) {
3042 printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n");
3043 mpt_deregister(mptctl_id);
3044 misc_deregister(&mptctl_miscdev);
3045 err = -EBUSY;
3046 goto out_fail;
3047 }
3048
3049 mpt_reset_register(mptctl_id, mptctl_ioc_reset);
3050 mpt_event_register(mptctl_id, mptctl_event_process);
3051
3052 return 0;
3053
3054out_fail:
3055
3056 mpt_device_driver_deregister(MPTCTL_DRIVER);
3057
3058 return err;
3059}
3060
3061
3062static void mptctl_exit(void)
3063{
3064 misc_deregister(&mptctl_miscdev);
3065 printk(KERN_INFO MYNAM ": Deregistered /dev/%s @ (major,minor=%d,%d)\n",
3066 mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor);
3067
3068
3069 mpt_event_deregister(mptctl_id);
3070
3071
3072 mpt_reset_deregister(mptctl_id);
3073
3074
3075 mpt_deregister(mptctl_taskmgmt_id);
3076 mpt_deregister(mptctl_id);
3077
3078 mpt_device_driver_deregister(MPTCTL_DRIVER);
3079
3080}
3081
3082
3083
3084module_init(mptctl_init);
3085module_exit(mptctl_exit);
3086