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scsi: ib_srp: Call scsi_done() directly
[linux-2.6-block.git] / drivers / message / fusion / mptfc.c
CommitLineData
2496af39
MED		 1/*
2 * linux/drivers/message/fusion/mptfc.c
f36789e2
PS		 3 * For use with LSI PCI chip/adapter(s)
4 * running LSI Fusion MPT (Message Passing Technology) firmware.
2496af39 5 *
cddc0ab7 6 * Copyright (c) 1999-2008 LSI Corporation
16d20101 7 * (mailto:DL-MPTFusionLinux@lsi.com)
2496af39
MED		 8 *
9 */
10/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
11/*
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; version 2 of the License.
15
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 NO WARRANTY
22 THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
23 CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
24 LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
25 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
26 solely responsible for determining the appropriateness of using and
27 distributing the Program and assumes all risks associated with its
28 exercise of rights under this Agreement, including but not limited to
29 the risks and costs of program errors, damage to or loss of data,
30 programs or equipment, and unavailability or interruption of operations.
31
32 DISCLAIMER OF LIABILITY
33 NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
34 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35 DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
36 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
37 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
38 USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
39 HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
40
41 You should have received a copy of the GNU General Public License
42 along with this program; if not, write to the Free Software
43 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
44*/
45/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2496af39
MED		 46#include <linux/module.h>
47#include <linux/kernel.h>
48#include <linux/init.h>
49#include <linux/errno.h>
50#include <linux/kdev_t.h>
51#include <linux/blkdev.h>
52#include <linux/delay.h> /* for mdelay */
b8a51443 53#include <linux/interrupt.h>
2496af39 54#include <linux/reboot.h> /* notifier code */
2496af39 55#include <linux/workqueue.h>
05e8ec17 56#include <linux/sort.h>
5a0e3ad6 57#include <linux/slab.h>
2496af39
MED		 58
59#include <scsi/scsi.h>
60#include <scsi/scsi_cmnd.h>
61#include <scsi/scsi_device.h>
62#include <scsi/scsi_host.h>
63#include <scsi/scsi_tcq.h>
05e8ec17 64#include <scsi/scsi_transport_fc.h>
2496af39
MED		 65
66#include "mptbase.h"
67#include "mptscsih.h"
68
69/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
70#define my_NAME "Fusion MPT FC Host driver"
71#define my_VERSION MPT_LINUX_VERSION_COMMON
72#define MYNAM "mptfc"
73
74MODULE_AUTHOR(MODULEAUTHOR);
75MODULE_DESCRIPTION(my_NAME);
76MODULE_LICENSE("GPL");
9f4203b3 77MODULE_VERSION(my_VERSION);
2496af39
MED		 78
79/* Command line args */
05e8ec17
MR		 80#define MPTFC_DEV_LOSS_TMO (60)
81static int mptfc_dev_loss_tmo = MPTFC_DEV_LOSS_TMO; /* reasonable default */
82module_param(mptfc_dev_loss_tmo, int, 0);
83MODULE_PARM_DESC(mptfc_dev_loss_tmo, " Initial time the driver programs the "
84 " transport to wait for an rport to "
85 " return following a device loss event."
86 " Default=60.");
87
793955f5
EM		 88/* scsi-mid layer global parmeter is max_report_luns, which is 511 */
89#define MPTFC_MAX_LUN (16895)
90static int max_lun = MPTFC_MAX_LUN;
91module_param(max_lun, int, 0);
92MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
93
f606f571
PS		 94static u8 mptfcDoneCtx = MPT_MAX_PROTOCOL_DRIVERS;
95static u8 mptfcTaskCtx = MPT_MAX_PROTOCOL_DRIVERS;
96static u8 mptfcInternalCtx = MPT_MAX_PROTOCOL_DRIVERS;
2496af39 97
3bc7bf1d
MR		 98static int mptfc_target_alloc(struct scsi_target *starget);
99static int mptfc_slave_alloc(struct scsi_device *sdev);
f281233d 100static int mptfc_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *SCpnt);
3bc7bf1d 101static void mptfc_target_destroy(struct scsi_target *starget);
05e8ec17 102static void mptfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout);
47b1ea75 103static void mptfc_remove(struct pci_dev *pdev);
35508e46
MR		 104static int mptfc_abort(struct scsi_cmnd *SCpnt);
105static int mptfc_dev_reset(struct scsi_cmnd *SCpnt);
106static int mptfc_bus_reset(struct scsi_cmnd *SCpnt);
05e8ec17 107
2496af39 108static struct scsi_host_template mptfc_driver_template = {
f78496da 109 .module = THIS_MODULE,
2496af39 110 .proc_name = "mptfc",
cac19703 111 .show_info = mptscsih_show_info,
2496af39
MED		 112 .name = "MPT FC Host",
113 .info = mptscsih_info,
05e8ec17 114 .queuecommand = mptfc_qcmd,
3bc7bf1d 115 .target_alloc = mptfc_target_alloc,
05e8ec17 116 .slave_alloc = mptfc_slave_alloc,
2496af39 117 .slave_configure = mptscsih_slave_configure,
3bc7bf1d 118 .target_destroy = mptfc_target_destroy,
2496af39 119 .slave_destroy = mptscsih_slave_destroy,
6e3815ba 120 .change_queue_depth = mptscsih_change_queue_depth,
b6a05c82 121 .eh_timed_out = fc_eh_timed_out,
35508e46
MR		 122 .eh_abort_handler = mptfc_abort,
123 .eh_device_reset_handler = mptfc_dev_reset,
124 .eh_bus_reset_handler = mptfc_bus_reset,
fdad4aaf 125 .eh_host_reset_handler = mptscsih_host_reset,
2496af39
MED		 126 .bios_param = mptscsih_bios_param,
127 .can_queue = MPT_FC_CAN_QUEUE,
128 .this_id = -1,
129 .sg_tablesize = MPT_SCSI_SG_DEPTH,
130 .max_sectors = 8192,
131 .cmd_per_lun = 7,
edb9068d 132 .shost_attrs = mptscsih_host_attrs,
2496af39
MED		 133};
134
135/****************************************************************************
136 * Supported hardware
137 */
138
139static struct pci_device_id mptfc_pci_table[] = {
87cf8986 140 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC909,
2496af39 141 PCI_ANY_ID, PCI_ANY_ID },
87cf8986 142 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC919,
2496af39 143 PCI_ANY_ID, PCI_ANY_ID },
87cf8986 144 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC929,
2496af39 145 PCI_ANY_ID, PCI_ANY_ID },
87cf8986 146 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC919X,
2496af39 147 PCI_ANY_ID, PCI_ANY_ID },
87cf8986 148 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC929X,
2496af39 149 PCI_ANY_ID, PCI_ANY_ID },
87cf8986 150 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC939X,
3fadc59d 151 PCI_ANY_ID, PCI_ANY_ID },
87cf8986 152 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC949X,
3fadc59d 153 PCI_ANY_ID, PCI_ANY_ID },
87cf8986 154 { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC949E,
6d5b0c31 155 PCI_ANY_ID, PCI_ANY_ID },
ef1d8df7
PS		 156 { PCI_VENDOR_ID_BROCADE, MPI_MANUFACTPAGE_DEVICEID_FC949E,
157 PCI_ANY_ID, PCI_ANY_ID },
2496af39
MED		 158 {0} /* Terminating entry */
159};
160MODULE_DEVICE_TABLE(pci, mptfc_pci_table);
161
05e8ec17
MR		 162static struct scsi_transport_template *mptfc_transport_template = NULL;
163
03fbcbcd 164static struct fc_function_template mptfc_transport_functions = {
05e8ec17
MR		 165 .dd_fcrport_size = 8,
166 .show_host_node_name = 1,
167 .show_host_port_name = 1,
168 .show_host_supported_classes = 1,
169 .show_host_port_id = 1,
170 .show_rport_supported_classes = 1,
171 .show_starget_node_name = 1,
172 .show_starget_port_name = 1,
173 .show_starget_port_id = 1,
174 .set_rport_dev_loss_tmo = mptfc_set_rport_loss_tmo,
175 .show_rport_dev_loss_tmo = 1,
5d947f2b
MR		 176 .show_host_supported_speeds = 1,
177 .show_host_maxframe_size = 1,
178 .show_host_speed = 1,
179 .show_host_fabric_name = 1,
180 .show_host_port_type = 1,
181 .show_host_port_state = 1,
182 .show_host_symbolic_name = 1,
05e8ec17
MR		 183};
184
35508e46
MR		 185static int
186mptfc_block_error_handler(struct scsi_cmnd *SCpnt,
187 int (*func)(struct scsi_cmnd *SCpnt),
188 const char *caller)
189{
d6ecdd63 190 MPT_SCSI_HOST *hd;
35508e46
MR		 191 struct scsi_device *sdev = SCpnt->device;
192 struct Scsi_Host *shost = sdev->host;
193 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
194 unsigned long flags;
195 int ready;
e80b002b 196 MPT_ADAPTER *ioc;
03cb3829 197 int loops = 40; /* seconds */
35508e46 198
e7eae9f6 199 hd = shost_priv(SCpnt->device->host);
e80b002b 200 ioc = hd->ioc;
35508e46 201 spin_lock_irqsave(shost->host_lock, flags);
03cb3829
MR		 202 while ((ready = fc_remote_port_chkready(rport) >> 16) == DID_IMM_RETRY
203 || (loops > 0 && ioc->active == 0)) {
35508e46 204 spin_unlock_irqrestore(shost->host_lock, flags);
e80b002b 205 dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
9cb78c16 206 "mptfc_block_error_handler.%d: %d:%llu, port status is "
03cb3829 207 "%x, active flag %d, deferring %s recovery.\n",
e7eae9f6 208 ioc->name, ioc->sh->host_no,
03cb3829
MR		 209 SCpnt->device->id, SCpnt->device->lun,
210 ready, ioc->active, caller));
35508e46
MR		 211 msleep(1000);
212 spin_lock_irqsave(shost->host_lock, flags);
03cb3829 213 loops --;
35508e46
MR		 214 }
215 spin_unlock_irqrestore(shost->host_lock, flags);
216
03cb3829
MR		 217 if (ready == DID_NO_CONNECT || !SCpnt->device->hostdata
218 || ioc->active == 0) {
e80b002b 219 dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
9cb78c16 220 "%s.%d: %d:%llu, failing recovery, "
03cb3829 221 "port state %x, active %d, vdevice %p.\n", caller,
e7eae9f6 222 ioc->name, ioc->sh->host_no,
29dd3609 223 SCpnt->device->id, SCpnt->device->lun, ready,
03cb3829 224 ioc->active, SCpnt->device->hostdata));
35508e46
MR		 225 return FAILED;
226 }
e80b002b 227 dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
9cb78c16 228 "%s.%d: %d:%llu, executing recovery.\n", caller,
e7eae9f6 229 ioc->name, ioc->sh->host_no,
29dd3609 230 SCpnt->device->id, SCpnt->device->lun));
35508e46
MR		 231 return (*func)(SCpnt);
232}
233
234static int
235mptfc_abort(struct scsi_cmnd *SCpnt)
236{
237 return
cadbd4a5 238 mptfc_block_error_handler(SCpnt, mptscsih_abort, __func__);
35508e46
MR		 239}
240
241static int
242mptfc_dev_reset(struct scsi_cmnd *SCpnt)
243{
244 return
cadbd4a5 245 mptfc_block_error_handler(SCpnt, mptscsih_dev_reset, __func__);
35508e46
MR		 246}
247
248static int
249mptfc_bus_reset(struct scsi_cmnd *SCpnt)
250{
251 return
cadbd4a5 252 mptfc_block_error_handler(SCpnt, mptscsih_bus_reset, __func__);
35508e46
MR		 253}
254
05e8ec17
MR		 255static void
256mptfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
257{
258 if (timeout > 0)
259 rport->dev_loss_tmo = timeout;
260 else
261 rport->dev_loss_tmo = mptfc_dev_loss_tmo;
262}
263
264static int
265mptfc_FcDevPage0_cmp_func(const void *a, const void *b)
266{
267 FCDevicePage0_t **aa = (FCDevicePage0_t **)a;
268 FCDevicePage0_t **bb = (FCDevicePage0_t **)b;
269
270 if ((*aa)->CurrentBus == (*bb)->CurrentBus) {
271 if ((*aa)->CurrentTargetID == (*bb)->CurrentTargetID)
272 return 0;
273 if ((*aa)->CurrentTargetID < (*bb)->CurrentTargetID)
274 return -1;
275 return 1;
276 }
277 if ((*aa)->CurrentBus < (*bb)->CurrentBus)
278 return -1;
279 return 1;
280}
281
282static int
283mptfc_GetFcDevPage0(MPT_ADAPTER *ioc, int ioc_port,
284 void(*func)(MPT_ADAPTER *ioc,int channel, FCDevicePage0_t *arg))
285{
286 ConfigPageHeader_t hdr;
287 CONFIGPARMS cfg;
288 FCDevicePage0_t *ppage0_alloc, *fc;
289 dma_addr_t page0_dma;
290 int data_sz;
291 int ii;
292
293 FCDevicePage0_t *p0_array=NULL, *p_p0;
294 FCDevicePage0_t **pp0_array=NULL, **p_pp0;
295
296 int rc = -ENOMEM;
297 U32 port_id = 0xffffff;
298 int num_targ = 0;
299 int max_bus = ioc->facts.MaxBuses;
793955f5 300 int max_targ;
05e8ec17 301
793955f5 302 max_targ = (ioc->facts.MaxDevices == 0) ? 256 : ioc->facts.MaxDevices;
05e8ec17
MR		 303
304 data_sz = sizeof(FCDevicePage0_t) * max_bus * max_targ;
305 p_p0 = p0_array = kzalloc(data_sz, GFP_KERNEL);
306 if (!p0_array)
307 goto out;
308
309 data_sz = sizeof(FCDevicePage0_t *) * max_bus * max_targ;
310 p_pp0 = pp0_array = kzalloc(data_sz, GFP_KERNEL);
311 if (!pp0_array)
312 goto out;
313
314 do {
315 /* Get FC Device Page 0 header */
316 hdr.PageVersion = 0;
317 hdr.PageLength = 0;
318 hdr.PageNumber = 0;
319 hdr.PageType = MPI_CONFIG_PAGETYPE_FC_DEVICE;
320 cfg.cfghdr.hdr = &hdr;
321 cfg.physAddr = -1;
322 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
323 cfg.dir = 0;
324 cfg.pageAddr = port_id;
325 cfg.timeout = 0;
326
327 if ((rc = mpt_config(ioc, &cfg)) != 0)
328 break;
329
330 if (hdr.PageLength <= 0)
331 break;
332
333 data_sz = hdr.PageLength * 4;
1897c5c7
CJ		 334 ppage0_alloc = dma_alloc_coherent(&ioc->pcidev->dev, data_sz,
335 &page0_dma, GFP_KERNEL);
05e8ec17
MR		 336 rc = -ENOMEM;
337 if (!ppage0_alloc)
338 break;
339
340 cfg.physAddr = page0_dma;
341 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
342
343 if ((rc = mpt_config(ioc, &cfg)) == 0) {
344 ppage0_alloc->PortIdentifier =
345 le32_to_cpu(ppage0_alloc->PortIdentifier);
346
347 ppage0_alloc->WWNN.Low =
348 le32_to_cpu(ppage0_alloc->WWNN.Low);
349
350 ppage0_alloc->WWNN.High =
351 le32_to_cpu(ppage0_alloc->WWNN.High);
352
353 ppage0_alloc->WWPN.Low =
354 le32_to_cpu(ppage0_alloc->WWPN.Low);
355
356 ppage0_alloc->WWPN.High =
357 le32_to_cpu(ppage0_alloc->WWPN.High);
358
359 ppage0_alloc->BBCredit =
360 le16_to_cpu(ppage0_alloc->BBCredit);
361
362 ppage0_alloc->MaxRxFrameSize =
363 le16_to_cpu(ppage0_alloc->MaxRxFrameSize);
364
365 port_id = ppage0_alloc->PortIdentifier;
366 num_targ++;
367 *p_p0 = *ppage0_alloc; /* save data */
368 *p_pp0++ = p_p0++; /* save addr */
369 }
1897c5c7
CJ		 370 dma_free_coherent(&ioc->pcidev->dev, data_sz,
371 ppage0_alloc, page0_dma);
05e8ec17
MR		 372 if (rc != 0)
373 break;
374
375 } while (port_id <= 0xff0000);
376
377 if (num_targ) {
378 /* sort array */
379 if (num_targ > 1)
380 sort (pp0_array, num_targ, sizeof(FCDevicePage0_t *),
381 mptfc_FcDevPage0_cmp_func, NULL);
382 /* call caller's func for each targ */
383 for (ii = 0; ii < num_targ; ii++) {
384 fc = *(pp0_array+ii);
385 func(ioc, ioc_port, fc);
386 }
387 }
388
389 out:
8f760780
JJ		 390 kfree(pp0_array);
391 kfree(p0_array);
05e8ec17
MR		 392 return rc;
393}
394
395static int
396mptfc_generate_rport_ids(FCDevicePage0_t *pg0, struct fc_rport_identifiers *rid)
397{
398 /* not currently usable */
399 if (pg0->Flags & (MPI_FC_DEVICE_PAGE0_FLAGS_PLOGI_INVALID |
400 MPI_FC_DEVICE_PAGE0_FLAGS_PRLI_INVALID))
401 return -1;
402
403 if (!(pg0->Flags & MPI_FC_DEVICE_PAGE0_FLAGS_TARGETID_BUS_VALID))
404 return -1;
405
406 if (!(pg0->Protocol & MPI_FC_DEVICE_PAGE0_PROT_FCP_TARGET))
407 return -1;
408
409 /*
410 * board data structure already normalized to platform endianness
411 * shifted to avoid unaligned access on 64 bit architecture
412 */
413 rid->node_name = ((u64)pg0->WWNN.High) << 32 | (u64)pg0->WWNN.Low;
414 rid->port_name = ((u64)pg0->WWPN.High) << 32 | (u64)pg0->WWPN.Low;
415 rid->port_id = pg0->PortIdentifier;
416 rid->roles = FC_RPORT_ROLE_UNKNOWN;
05e8ec17
MR		 417
418 return 0;
419}
420
421static void
422mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0)
423{
424 struct fc_rport_identifiers rport_ids;
425 struct fc_rport *rport;
426 struct mptfc_rport_info *ri;
3bc7bf1d 427 int new_ri = 1;
65207fed 428 u64 pn, nn;
3bc7bf1d 429 VirtTarget *vtarget;
6dd727da 430 u32 roles = FC_RPORT_ROLE_UNKNOWN;
05e8ec17
MR		 431
432 if (mptfc_generate_rport_ids(pg0, &rport_ids) < 0)
433 return;
434
6dd727da 435 roles |= FC_RPORT_ROLE_FCP_TARGET;
436 if (pg0->Protocol & MPI_FC_DEVICE_PAGE0_PROT_FCP_INITIATOR)
437 roles |= FC_RPORT_ROLE_FCP_INITIATOR;
438
05e8ec17 439 /* scan list looking for a match */
05e8ec17 440 list_for_each_entry(ri, &ioc->fc_rports, list) {
3bc7bf1d
MR		 441 pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low;
442 if (pn == rport_ids.port_name) { /* match */
05e8ec17 443 list_move_tail(&ri->list, &ioc->fc_rports);
3bc7bf1d 444 new_ri = 0;
05e8ec17
MR		 445 break;
446 }
447 }
3bc7bf1d 448 if (new_ri) { /* allocate one */
05e8ec17
MR		 449 ri = kzalloc(sizeof(struct mptfc_rport_info), GFP_KERNEL);
450 if (!ri)
451 return;
05e8ec17
MR		 452 list_add_tail(&ri->list, &ioc->fc_rports);
453 }
454
455 ri->pg0 = *pg0; /* add/update pg0 data */
456 ri->flags &= ~MPT_RPORT_INFO_FLAGS_MISSING;
457
3bc7bf1d 458 /* MPT_RPORT_INFO_FLAGS_REGISTERED - rport not previously deleted */
05e8ec17
MR		 459 if (!(ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED)) {
460 ri->flags |= MPT_RPORT_INFO_FLAGS_REGISTERED;
3bc7bf1d 461 rport = fc_remote_port_add(ioc->sh, channel, &rport_ids);
05e8ec17 462 if (rport) {
3bc7bf1d
MR		 463 ri->rport = rport;
464 if (new_ri) /* may have been reset by user */
465 rport->dev_loss_tmo = mptfc_dev_loss_tmo;
05e8ec17
MR		 466 /*
467 * if already mapped, remap here. If not mapped,
3bc7bf1d 468 * target_alloc will allocate vtarget and map,
a69de507 469 * slave_alloc will fill in vdevice from vtarget.
05e8ec17 470 */
3bc7bf1d
MR		 471 if (ri->starget) {
472 vtarget = ri->starget->hostdata;
473 if (vtarget) {
793955f5
EM		 474 vtarget->id = pg0->CurrentTargetID;
475 vtarget->channel = pg0->CurrentBus;
08f5c5c2 476 vtarget->deleted = 0;
3bc7bf1d 477 }
05e8ec17 478 }
65207fed 479 *((struct mptfc_rport_info **)rport->dd_data) = ri;
6dd727da 480 /* scan will be scheduled once rport becomes a target */
481 fc_remote_port_rolechg(rport,roles);
65207fed
ME		 482
483 pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low;
484 nn = (u64)ri->pg0.WWNN.High << 32 | (u64)ri->pg0.WWNN.Low;
d6ecdd63 485 dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
3bc7bf1d 486 "mptfc_reg_dev.%d: %x, %llx / %llx, tid %d, "
05e8ec17 487 "rport tid %d, tmo %d\n",
3bc7bf1d 488 ioc->name,
914c2d8e 489 ioc->sh->host_no,
05e8ec17 490 pg0->PortIdentifier,
65207fed
ME		 491 (unsigned long long)nn,
492 (unsigned long long)pn,
05e8ec17
MR		 493 pg0->CurrentTargetID,
494 ri->rport->scsi_target_id,
3bc7bf1d 495 ri->rport->dev_loss_tmo));
05e8ec17
MR		 496 } else {
497 list_del(&ri->list);
498 kfree(ri);
499 ri = NULL;
500 }
501 }
05e8ec17
MR		 502}
503
3bc7bf1d
MR		 504/*
505 * OS entry point to allow for host driver to free allocated memory
506 * Called if no device present or device being unloaded
507 */
508static void
509mptfc_target_destroy(struct scsi_target *starget)
510{
511 struct fc_rport *rport;
512 struct mptfc_rport_info *ri;
513
514 rport = starget_to_rport(starget);
515 if (rport) {
516 ri = *((struct mptfc_rport_info **)rport->dd_data);
517 if (ri) /* better be! */
518 ri->starget = NULL;
519 }
5074b1b6 520 kfree(starget->hostdata);
3bc7bf1d
MR		 521 starget->hostdata = NULL;
522}
523
524/*
525 * OS entry point to allow host driver to alloc memory
526 * for each scsi target. Called once per device the bus scan.
527 * Return non-zero if allocation fails.
528 */
529static int
530mptfc_target_alloc(struct scsi_target *starget)
531{
532 VirtTarget *vtarget;
533 struct fc_rport *rport;
534 struct mptfc_rport_info *ri;
535 int rc;
536
537 vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL);
538 if (!vtarget)
539 return -ENOMEM;
540 starget->hostdata = vtarget;
541
542 rc = -ENODEV;
543 rport = starget_to_rport(starget);
544 if (rport) {
545 ri = *((struct mptfc_rport_info **)rport->dd_data);
546 if (ri) { /* better be! */
793955f5
EM		 547 vtarget->id = ri->pg0.CurrentTargetID;
548 vtarget->channel = ri->pg0.CurrentBus;
3bc7bf1d 549 ri->starget = starget;
3bc7bf1d
MR		 550 rc = 0;
551 }
552 }
553 if (rc != 0) {
554 kfree(vtarget);
555 starget->hostdata = NULL;
556 }
557
558 return rc;
559}
d6ecdd63
PS		 560/*
561 * mptfc_dump_lun_info
562 * @ioc
563 * @rport
564 * @sdev
565 *
566 */
567static void
568mptfc_dump_lun_info(MPT_ADAPTER *ioc, struct fc_rport *rport, struct scsi_device *sdev,
569 VirtTarget *vtarget)
570{
571 u64 nn, pn;
572 struct mptfc_rport_info *ri;
573
574 ri = *((struct mptfc_rport_info **)rport->dd_data);
575 pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low;
576 nn = (u64)ri->pg0.WWNN.High << 32 | (u64)ri->pg0.WWNN.Low;
577 dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
578 "mptfc_slv_alloc.%d: num_luns %d, sdev.id %d, "
579 "CurrentTargetID %d, %x %llx %llx\n",
580 ioc->name,
581 sdev->host->host_no,
582 vtarget->num_luns,
583 sdev->id, ri->pg0.CurrentTargetID,
584 ri->pg0.PortIdentifier,
585 (unsigned long long)pn,
586 (unsigned long long)nn));
587}
588
3bc7bf1d 589
2496af39 590/*
05e8ec17
MR		 591 * OS entry point to allow host driver to alloc memory
592 * for each scsi device. Called once per device the bus scan.
593 * Return non-zero if allocation fails.
594 * Init memory once per LUN.
2496af39 595 */
03fbcbcd 596static int
05e8ec17
MR		 597mptfc_slave_alloc(struct scsi_device *sdev)
598{
599 MPT_SCSI_HOST *hd;
600 VirtTarget *vtarget;
a69de507 601 VirtDevice *vdevice;
05e8ec17
MR		 602 struct scsi_target *starget;
603 struct fc_rport *rport;
e80b002b 604 MPT_ADAPTER *ioc;
05e8ec17 605
65207fed
ME		 606 starget = scsi_target(sdev);
607 rport = starget_to_rport(starget);
05e8ec17
MR		 608
609 if (!rport || fc_remote_port_chkready(rport))
610 return -ENXIO;
611
e7eae9f6 612 hd = shost_priv(sdev->host);
e80b002b 613 ioc = hd->ioc;
05e8ec17 614
a69de507
EM		 615 vdevice = kzalloc(sizeof(VirtDevice), GFP_KERNEL);
616 if (!vdevice) {
05e8ec17 617 printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n",
e80b002b 618 ioc->name, sizeof(VirtDevice));
05e8ec17
MR		 619 return -ENOMEM;
620 }
05e8ec17 621
05e8ec17 622
a69de507 623 sdev->hostdata = vdevice;
05e8ec17 624 vtarget = starget->hostdata;
3bc7bf1d 625
05e8ec17 626 if (vtarget->num_luns == 0) {
e80b002b 627 vtarget->ioc_id = ioc->id;
ba856d32 628 vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
05e8ec17
MR		 629 }
630
a69de507
EM		 631 vdevice->vtarget = vtarget;
632 vdevice->lun = sdev->lun;
05e8ec17 633
05e8ec17
MR		 634 vtarget->num_luns++;
635
65207fed 636
e80b002b 637 mptfc_dump_lun_info(ioc, rport, sdev, vtarget);
05e8ec17
MR		 638
639 return 0;
640}
641
642static int
a48ac9e5 643mptfc_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *SCpnt)
05e8ec17 644{
3bc7bf1d 645 struct mptfc_rport_info *ri;
05e8ec17
MR		 646 struct fc_rport *rport = starget_to_rport(scsi_target(SCpnt->device));
647 int err;
a69de507 648 VirtDevice *vdevice = SCpnt->device->hostdata;
05e8ec17 649
a69de507 650 if (!vdevice || !vdevice->vtarget) {
793955f5 651 SCpnt->result = DID_NO_CONNECT << 16;
a48ac9e5 652 SCpnt->scsi_done(SCpnt);
05e8ec17
MR		 653 return 0;
654 }
65207fed 655
793955f5
EM		 656 err = fc_remote_port_chkready(rport);
657 if (unlikely(err)) {
658 SCpnt->result = err;
a48ac9e5 659 SCpnt->scsi_done(SCpnt);
35508e46
MR		 660 return 0;
661 }
662
65207fed 663 /* dd_data is null until finished adding target */
3bc7bf1d 664 ri = *((struct mptfc_rport_info **)rport->dd_data);
65207fed 665 if (unlikely(!ri)) {
65207fed 666 SCpnt->result = DID_IMM_RETRY << 16;
a48ac9e5 667 SCpnt->scsi_done(SCpnt);
65207fed
ME		 668 return 0;
669 }
3bc7bf1d 670
a48ac9e5 671 return mptscsih_qcmd(SCpnt);
05e8ec17
MR		 672}
673
eb5329f4
PS		 674/*
675 * mptfc_display_port_link_speed - displaying link speed
676 * @ioc: Pointer to MPT_ADAPTER structure
677 * @portnum: IOC Port number
678 * @pp0dest: port page0 data payload
679 *
680 */
681static void
682mptfc_display_port_link_speed(MPT_ADAPTER *ioc, int portnum, FCPortPage0_t *pp0dest)
683{
684 u8 old_speed, new_speed, state;
685 char *old, *new;
686
687 if (portnum >= 2)
688 return;
689
690 old_speed = ioc->fc_link_speed[portnum];
691 new_speed = pp0dest->CurrentSpeed;
692 state = pp0dest->PortState;
693
694 if (state != MPI_FCPORTPAGE0_PORTSTATE_OFFLINE &&
bcbba7bb 695 new_speed != MPI_FCPORTPAGE0_CURRENT_SPEED_UNKNOWN) {
eb5329f4
PS		 696
697 old = old_speed == MPI_FCPORTPAGE0_CURRENT_SPEED_1GBIT ? "1 Gbps" :
698 old_speed == MPI_FCPORTPAGE0_CURRENT_SPEED_2GBIT ? "2 Gbps" :
699 old_speed == MPI_FCPORTPAGE0_CURRENT_SPEED_4GBIT ? "4 Gbps" :
700 "Unknown";
701 new = new_speed == MPI_FCPORTPAGE0_CURRENT_SPEED_1GBIT ? "1 Gbps" :
702 new_speed == MPI_FCPORTPAGE0_CURRENT_SPEED_2GBIT ? "2 Gbps" :
703 new_speed == MPI_FCPORTPAGE0_CURRENT_SPEED_4GBIT ? "4 Gbps" :
704 "Unknown";
705 if (old_speed == 0)
706 printk(MYIOC_s_NOTE_FMT
707 "FC Link Established, Speed = %s\n",
708 ioc->name, new);
709 else if (old_speed != new_speed)
710 printk(MYIOC_s_WARN_FMT
711 "FC Link Speed Change, Old Speed = %s, New Speed = %s\n",
712 ioc->name, old, new);
713
714 ioc->fc_link_speed[portnum] = new_speed;
715 }
716}
717
80d3ac77
MR		 718/*
719 * mptfc_GetFcPortPage0 - Fetch FCPort config Page0.
720 * @ioc: Pointer to MPT_ADAPTER structure
721 * @portnum: IOC Port number
722 *
723 * Return: 0 for success
724 * -ENOMEM if no memory available
725 * -EPERM if not allowed due to ISR context
726 * -EAGAIN if no msg frames currently available
727 * -EFAULT for non-successful reply or no reply (timeout)
728 * -EINVAL portnum arg out of range (hardwired to two elements)
729 */
730static int
731mptfc_GetFcPortPage0(MPT_ADAPTER *ioc, int portnum)
732{
733 ConfigPageHeader_t hdr;
734 CONFIGPARMS cfg;
735 FCPortPage0_t *ppage0_alloc;
736 FCPortPage0_t *pp0dest;
737 dma_addr_t page0_dma;
738 int data_sz;
739 int copy_sz;
740 int rc;
741 int count = 400;
742
743 if (portnum > 1)
744 return -EINVAL;
745
746 /* Get FCPort Page 0 header */
747 hdr.PageVersion = 0;
748 hdr.PageLength = 0;
749 hdr.PageNumber = 0;
750 hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT;
751 cfg.cfghdr.hdr = &hdr;
752 cfg.physAddr = -1;
753 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
754 cfg.dir = 0;
755 cfg.pageAddr = portnum;
756 cfg.timeout = 0;
757
758 if ((rc = mpt_config(ioc, &cfg)) != 0)
759 return rc;
760
761 if (hdr.PageLength == 0)
762 return 0;
763
764 data_sz = hdr.PageLength * 4;
765 rc = -ENOMEM;
1897c5c7
CJ		 766 ppage0_alloc = dma_alloc_coherent(&ioc->pcidev->dev, data_sz,
767 &page0_dma, GFP_KERNEL);
80d3ac77
MR		 768 if (ppage0_alloc) {
769
770 try_again:
771 memset((u8 *)ppage0_alloc, 0, data_sz);
772 cfg.physAddr = page0_dma;
773 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
774
775 if ((rc = mpt_config(ioc, &cfg)) == 0) {
776 /* save the data */
777 pp0dest = &ioc->fc_port_page0[portnum];
778 copy_sz = min_t(int, sizeof(FCPortPage0_t), data_sz);
779 memcpy(pp0dest, ppage0_alloc, copy_sz);
780
781 /*
782 * Normalize endianness of structure data,
783 * by byte-swapping all > 1 byte fields!
784 */
785 pp0dest->Flags = le32_to_cpu(pp0dest->Flags);
786 pp0dest->PortIdentifier = le32_to_cpu(pp0dest->PortIdentifier);
787 pp0dest->WWNN.Low = le32_to_cpu(pp0dest->WWNN.Low);
788 pp0dest->WWNN.High = le32_to_cpu(pp0dest->WWNN.High);
789 pp0dest->WWPN.Low = le32_to_cpu(pp0dest->WWPN.Low);
790 pp0dest->WWPN.High = le32_to_cpu(pp0dest->WWPN.High);
791 pp0dest->SupportedServiceClass = le32_to_cpu(pp0dest->SupportedServiceClass);
792 pp0dest->SupportedSpeeds = le32_to_cpu(pp0dest->SupportedSpeeds);
793 pp0dest->CurrentSpeed = le32_to_cpu(pp0dest->CurrentSpeed);
794 pp0dest->MaxFrameSize = le32_to_cpu(pp0dest->MaxFrameSize);
795 pp0dest->FabricWWNN.Low = le32_to_cpu(pp0dest->FabricWWNN.Low);
796 pp0dest->FabricWWNN.High = le32_to_cpu(pp0dest->FabricWWNN.High);
797 pp0dest->FabricWWPN.Low = le32_to_cpu(pp0dest->FabricWWPN.Low);
798 pp0dest->FabricWWPN.High = le32_to_cpu(pp0dest->FabricWWPN.High);
799 pp0dest->DiscoveredPortsCount = le32_to_cpu(pp0dest->DiscoveredPortsCount);
800 pp0dest->MaxInitiators = le32_to_cpu(pp0dest->MaxInitiators);
801
802 /*
803 * if still doing discovery,
804 * hang loose a while until finished
805 */
77d88ee2
MR		 806 if ((pp0dest->PortState == MPI_FCPORTPAGE0_PORTSTATE_UNKNOWN) ||
807 (pp0dest->PortState == MPI_FCPORTPAGE0_PORTSTATE_ONLINE &&
808 (pp0dest->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_TYPE_MASK)
809 == MPI_FCPORTPAGE0_FLAGS_ATTACH_NO_INIT)) {
80d3ac77 810 if (count-- > 0) {
d6be06c8 811 msleep(100);
80d3ac77
MR		 812 goto try_again;
813 }
814 printk(MYIOC_s_INFO_FMT "Firmware discovery not"
815 " complete.\n",
816 ioc->name);
817 }
eb5329f4 818 mptfc_display_port_link_speed(ioc, portnum, pp0dest);
80d3ac77
MR		 819 }
820
1897c5c7
CJ		 821 dma_free_coherent(&ioc->pcidev->dev, data_sz, ppage0_alloc,
822 page0_dma);
80d3ac77
MR		 823 }
824
825 return rc;
826}
827
ca2f938e
MR		 828static int
829mptfc_WriteFcPortPage1(MPT_ADAPTER *ioc, int portnum)
830{
831 ConfigPageHeader_t hdr;
832 CONFIGPARMS cfg;
833 int rc;
834
835 if (portnum > 1)
836 return -EINVAL;
837
838 if (!(ioc->fc_data.fc_port_page1[portnum].data))
839 return -EINVAL;
840
841 /* get fcport page 1 header */
842 hdr.PageVersion = 0;
843 hdr.PageLength = 0;
844 hdr.PageNumber = 1;
845 hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT;
846 cfg.cfghdr.hdr = &hdr;
847 cfg.physAddr = -1;
848 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
849 cfg.dir = 0;
850 cfg.pageAddr = portnum;
851 cfg.timeout = 0;
852
853 if ((rc = mpt_config(ioc, &cfg)) != 0)
854 return rc;
855
856 if (hdr.PageLength == 0)
857 return -ENODEV;
858
859 if (hdr.PageLength*4 != ioc->fc_data.fc_port_page1[portnum].pg_sz)
860 return -EINVAL;
861
862 cfg.physAddr = ioc->fc_data.fc_port_page1[portnum].dma;
863 cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT;
864 cfg.dir = 1;
865
866 rc = mpt_config(ioc, &cfg);
867
868 return rc;
869}
870
871static int
872mptfc_GetFcPortPage1(MPT_ADAPTER *ioc, int portnum)
873{
874 ConfigPageHeader_t hdr;
875 CONFIGPARMS cfg;
876 FCPortPage1_t *page1_alloc;
877 dma_addr_t page1_dma;
878 int data_sz;
879 int rc;
880
881 if (portnum > 1)
882 return -EINVAL;
883
884 /* get fcport page 1 header */
885 hdr.PageVersion = 0;
886 hdr.PageLength = 0;
887 hdr.PageNumber = 1;
888 hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT;
889 cfg.cfghdr.hdr = &hdr;
890 cfg.physAddr = -1;
891 cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
892 cfg.dir = 0;
893 cfg.pageAddr = portnum;
894 cfg.timeout = 0;
895
896 if ((rc = mpt_config(ioc, &cfg)) != 0)
897 return rc;
898
899 if (hdr.PageLength == 0)
900 return -ENODEV;
901
902start_over:
903
904 if (ioc->fc_data.fc_port_page1[portnum].data == NULL) {
905 data_sz = hdr.PageLength * 4;
906 if (data_sz < sizeof(FCPortPage1_t))
907 data_sz = sizeof(FCPortPage1_t);
908
1897c5c7
CJ		 909 page1_alloc = dma_alloc_coherent(&ioc->pcidev->dev, data_sz,
910 &page1_dma, GFP_KERNEL);
ca2f938e
MR		 911 if (!page1_alloc)
912 return -ENOMEM;
913 }
914 else {
915 page1_alloc = ioc->fc_data.fc_port_page1[portnum].data;
916 page1_dma = ioc->fc_data.fc_port_page1[portnum].dma;
917 data_sz = ioc->fc_data.fc_port_page1[portnum].pg_sz;
918 if (hdr.PageLength * 4 > data_sz) {
919 ioc->fc_data.fc_port_page1[portnum].data = NULL;
1897c5c7
CJ		 920 dma_free_coherent(&ioc->pcidev->dev, data_sz,
921 page1_alloc, page1_dma);
ca2f938e
MR		 922 goto start_over;
923 }
924 }
925
ca2f938e
MR		 926 cfg.physAddr = page1_dma;
927 cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
928
929 if ((rc = mpt_config(ioc, &cfg)) == 0) {
930 ioc->fc_data.fc_port_page1[portnum].data = page1_alloc;
931 ioc->fc_data.fc_port_page1[portnum].pg_sz = data_sz;
932 ioc->fc_data.fc_port_page1[portnum].dma = page1_dma;
933 }
934 else {
935 ioc->fc_data.fc_port_page1[portnum].data = NULL;
1897c5c7
CJ		 936 dma_free_coherent(&ioc->pcidev->dev, data_sz, page1_alloc,
937 page1_dma);
ca2f938e
MR		 938 }
939
940 return rc;
941}
942
943static void
944mptfc_SetFcPortPage1_defaults(MPT_ADAPTER *ioc)
945{
946 int ii;
947 FCPortPage1_t *pp1;
948
949 #define MPTFC_FW_DEVICE_TIMEOUT (1)
950 #define MPTFC_FW_IO_PEND_TIMEOUT (1)
951 #define ON_FLAGS (MPI_FCPORTPAGE1_FLAGS_IMMEDIATE_ERROR_REPLY)
952 #define OFF_FLAGS (MPI_FCPORTPAGE1_FLAGS_VERBOSE_RESCAN_EVENTS)
953
954 for (ii=0; ii<ioc->facts.NumberOfPorts; ii++) {
955 if (mptfc_GetFcPortPage1(ioc, ii) != 0)
956 continue;
957 pp1 = ioc->fc_data.fc_port_page1[ii].data;
958 if ((pp1->InitiatorDeviceTimeout == MPTFC_FW_DEVICE_TIMEOUT)
959 && (pp1->InitiatorIoPendTimeout == MPTFC_FW_IO_PEND_TIMEOUT)
960 && ((pp1->Flags & ON_FLAGS) == ON_FLAGS)
961 && ((pp1->Flags & OFF_FLAGS) == 0))
962 continue;
963 pp1->InitiatorDeviceTimeout = MPTFC_FW_DEVICE_TIMEOUT;
964 pp1->InitiatorIoPendTimeout = MPTFC_FW_IO_PEND_TIMEOUT;
965 pp1->Flags &= ~OFF_FLAGS;
966 pp1->Flags |= ON_FLAGS;
967 mptfc_WriteFcPortPage1(ioc, ii);
968 }
969}
970
971
05e8ec17
MR		 972static void
973mptfc_init_host_attr(MPT_ADAPTER *ioc,int portnum)
974{
5d947f2b
MR		 975 unsigned class = 0;
976 unsigned cos = 0;
977 unsigned speed;
978 unsigned port_type;
979 unsigned port_state;
980 FCPortPage0_t *pp0;
981 struct Scsi_Host *sh;
982 char *sn;
05e8ec17
MR		 983
984 /* don't know what to do as only one scsi (fc) host was allocated */
985 if (portnum != 0)
986 return;
987
5d947f2b
MR		 988 pp0 = &ioc->fc_port_page0[portnum];
989 sh = ioc->sh;
990
991 sn = fc_host_symbolic_name(sh);
992 snprintf(sn, FC_SYMBOLIC_NAME_SIZE, "%s %s%08xh",
993 ioc->prod_name,
994 MPT_FW_REV_MAGIC_ID_STRING,
995 ioc->facts.FWVersion.Word);
996
997 fc_host_tgtid_bind_type(sh) = FC_TGTID_BIND_BY_WWPN;
998
999 fc_host_maxframe_size(sh) = pp0->MaxFrameSize;
1000
1001 fc_host_node_name(sh) =
1002 (u64)pp0->WWNN.High << 32 | (u64)pp0->WWNN.Low;
1003
1004 fc_host_port_name(sh) =
1005 (u64)pp0->WWPN.High << 32 | (u64)pp0->WWPN.Low;
1006
1007 fc_host_port_id(sh) = pp0->PortIdentifier;
1008
1009 class = pp0->SupportedServiceClass;
05e8ec17
MR		 1010 if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_1)
1011 cos |= FC_COS_CLASS1;
1012 if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_2)
1013 cos |= FC_COS_CLASS2;
1014 if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_3)
1015 cos |= FC_COS_CLASS3;
5d947f2b
MR		 1016 fc_host_supported_classes(sh) = cos;
1017
1018 if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_1GBIT)
1019 speed = FC_PORTSPEED_1GBIT;
1020 else if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_2GBIT)
1021 speed = FC_PORTSPEED_2GBIT;
1022 else if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_4GBIT)
1023 speed = FC_PORTSPEED_4GBIT;
1024 else if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_10GBIT)
1025 speed = FC_PORTSPEED_10GBIT;
1026 else
1027 speed = FC_PORTSPEED_UNKNOWN;
1028 fc_host_speed(sh) = speed;
1029
1030 speed = 0;
1031 if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_1GBIT_SPEED)
1032 speed |= FC_PORTSPEED_1GBIT;
1033 if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_2GBIT_SPEED)
1034 speed |= FC_PORTSPEED_2GBIT;
1035 if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_4GBIT_SPEED)
1036 speed |= FC_PORTSPEED_4GBIT;
1037 if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_10GBIT_SPEED)
1038 speed |= FC_PORTSPEED_10GBIT;
1039 fc_host_supported_speeds(sh) = speed;
1040
1041 port_state = FC_PORTSTATE_UNKNOWN;
1042 if (pp0->PortState == MPI_FCPORTPAGE0_PORTSTATE_ONLINE)
1043 port_state = FC_PORTSTATE_ONLINE;
1044 else if (pp0->PortState == MPI_FCPORTPAGE0_PORTSTATE_OFFLINE)
1045 port_state = FC_PORTSTATE_LINKDOWN;
1046 fc_host_port_state(sh) = port_state;
1047
1048 port_type = FC_PORTTYPE_UNKNOWN;
1049 if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_POINT_TO_POINT)
1050 port_type = FC_PORTTYPE_PTP;
1051 else if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_PRIVATE_LOOP)
1052 port_type = FC_PORTTYPE_LPORT;
1053 else if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_PUBLIC_LOOP)
1054 port_type = FC_PORTTYPE_NLPORT;
1055 else if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_FABRIC_DIRECT)
1056 port_type = FC_PORTTYPE_NPORT;
1057 fc_host_port_type(sh) = port_type;
1058
1059 fc_host_fabric_name(sh) =
1060 (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_FABRIC_WWN_VALID) ?
1061 (u64) pp0->FabricWWNN.High << 32 | (u64) pp0->FabricWWPN.Low :
1062 (u64)pp0->WWNN.High << 32 | (u64)pp0->WWNN.Low;
05e8ec17 1063
05e8ec17
MR		 1064}
1065
eb5329f4
PS		 1066static void
1067mptfc_link_status_change(struct work_struct *work)
1068{
1069 MPT_ADAPTER *ioc =
1070 container_of(work, MPT_ADAPTER, fc_rescan_work);
1071 int ii;
1072
1073 for (ii=0; ii < ioc->facts.NumberOfPorts; ii++)
1074 (void) mptfc_GetFcPortPage0(ioc, ii);
1075
1076}
1077
419835e2 1078static void
c4028958 1079mptfc_setup_reset(struct work_struct *work)
419835e2 1080{
c4028958
DH		 1081 MPT_ADAPTER *ioc =
1082 container_of(work, MPT_ADAPTER, fc_setup_reset_work);
419835e2
MR		 1083 u64 pn;
1084 struct mptfc_rport_info *ri;
08f5c5c2
KD		 1085 struct scsi_target *starget;
1086 VirtTarget *vtarget;
419835e2
MR		 1087
1088 /* reset about to happen, delete (block) all rports */
1089 list_for_each_entry(ri, &ioc->fc_rports, list) {
1090 if (ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED) {
1091 ri->flags &= ~MPT_RPORT_INFO_FLAGS_REGISTERED;
1092 fc_remote_port_delete(ri->rport); /* won't sleep */
1093 ri->rport = NULL;
08f5c5c2
KD		 1094 starget = ri->starget;
1095 if (starget) {
1096 vtarget = starget->hostdata;
1097 if (vtarget)
1098 vtarget->deleted = 1;
1099 }
419835e2
MR		 1100
1101 pn = (u64)ri->pg0.WWPN.High << 32 |
1102 (u64)ri->pg0.WWPN.Low;
d6ecdd63 1103 dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
419835e2
MR		 1104 "mptfc_setup_reset.%d: %llx deleted\n",
1105 ioc->name,
1106 ioc->sh->host_no,
1107 (unsigned long long)pn));
1108 }
1109 }
1110}
1111
05e8ec17 1112static void
c4028958 1113mptfc_rescan_devices(struct work_struct *work)
05e8ec17 1114{
c4028958
DH		 1115 MPT_ADAPTER *ioc =
1116 container_of(work, MPT_ADAPTER, fc_rescan_work);
05e8ec17 1117 int ii;
65207fed 1118 u64 pn;
05e8ec17 1119 struct mptfc_rport_info *ri;
08f5c5c2
KD		 1120 struct scsi_target *starget;
1121 VirtTarget *vtarget;
05e8ec17 1122
3a0c56d8
MR		 1123 /* start by tagging all ports as missing */
1124 list_for_each_entry(ri, &ioc->fc_rports, list) {
1125 if (ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED) {
1126 ri->flags |= MPT_RPORT_INFO_FLAGS_MISSING;
05e8ec17 1127 }
3a0c56d8 1128 }
05e8ec17 1129
3a0c56d8
MR		 1130 /*
1131 * now rescan devices known to adapter,
1132 * will reregister existing rports
1133 */
1134 for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) {
1135 (void) mptfc_GetFcPortPage0(ioc, ii);
1136 mptfc_init_host_attr(ioc, ii); /* refresh */
1137 mptfc_GetFcDevPage0(ioc, ii, mptfc_register_dev);
1138 }
05e8ec17 1139
3a0c56d8
MR		 1140 /* delete devices still missing */
1141 list_for_each_entry(ri, &ioc->fc_rports, list) {
1142 /* if newly missing, delete it */
1143 if (ri->flags & MPT_RPORT_INFO_FLAGS_MISSING) {
05e8ec17 1144
3a0c56d8
MR		 1145 ri->flags &= ~(MPT_RPORT_INFO_FLAGS_REGISTERED|
1146 MPT_RPORT_INFO_FLAGS_MISSING);
1147 fc_remote_port_delete(ri->rport); /* won't sleep */
1148 ri->rport = NULL;
08f5c5c2
KD		 1149 starget = ri->starget;
1150 if (starget) {
1151 vtarget = starget->hostdata;
1152 if (vtarget)
1153 vtarget->deleted = 1;
1154 }
65207fed 1155
3a0c56d8
MR		 1156 pn = (u64)ri->pg0.WWPN.High << 32 |
1157 (u64)ri->pg0.WWPN.Low;
d6ecdd63 1158 dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT
3a0c56d8
MR		 1159 "mptfc_rescan.%d: %llx deleted\n",
1160 ioc->name,
1161 ioc->sh->host_no,
1162 (unsigned long long)pn));
05e8ec17 1163 }
3a0c56d8 1164 }
05e8ec17
MR		 1165}
1166
2496af39
MED		 1167static int
1168mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
1169{
1170 struct Scsi_Host *sh;
1171 MPT_SCSI_HOST *hd;
1172 MPT_ADAPTER *ioc;
1173 unsigned long flags;
1ca00bb7 1174 int ii;
2496af39
MED		 1175 int numSGE = 0;
1176 int scale;
1177 int ioc_cap;
2496af39
MED		 1178 int error=0;
1179 int r;
05e8ec17 1180
2496af39
MED		 1181 if ((r = mpt_attach(pdev,id)) != 0)
1182 return r;
05e8ec17 1183
2496af39 1184 ioc = pci_get_drvdata(pdev);
d335cc38
MED		 1185 ioc->DoneCtx = mptfcDoneCtx;
1186 ioc->TaskCtx = mptfcTaskCtx;
1187 ioc->InternalCtx = mptfcInternalCtx;
2496af39
MED		 1188
1189 /* Added sanity check on readiness of the MPT adapter.
1190 */
1191 if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) {
1192 printk(MYIOC_s_WARN_FMT
1193 "Skipping because it's not operational!\n",
1194 ioc->name);
7acec1e7
MED		 1195 error = -ENODEV;
1196 goto out_mptfc_probe;
2496af39
MED		 1197 }
1198
1199 if (!ioc->active) {
1200 printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n",
1201 ioc->name);
7acec1e7
MED		 1202 error = -ENODEV;
1203 goto out_mptfc_probe;
2496af39
MED		 1204 }
1205
1206 /* Sanity check - ensure at least 1 port is INITIATOR capable
1207 */
1208 ioc_cap = 0;
1209 for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) {
1210 if (ioc->pfacts[ii].ProtocolFlags &
1211 MPI_PORTFACTS_PROTOCOL_INITIATOR)
1212 ioc_cap ++;
1213 }
1214
1215 if (!ioc_cap) {
1216 printk(MYIOC_s_WARN_FMT
1217 "Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n",
1218 ioc->name, ioc);
793955f5 1219 return 0;
2496af39
MED		 1220 }
1221
1222 sh = scsi_host_alloc(&mptfc_driver_template, sizeof(MPT_SCSI_HOST));
1223
1224 if (!sh) {
1225 printk(MYIOC_s_WARN_FMT
1226 "Unable to register controller with SCSI subsystem\n",
1227 ioc->name);
7acec1e7
MED		 1228 error = -1;
1229 goto out_mptfc_probe;
2496af39
MED		 1230 }
1231
80d3ac77 1232 spin_lock_init(&ioc->fc_rescan_work_lock);
c4028958
DH		 1233 INIT_WORK(&ioc->fc_rescan_work, mptfc_rescan_devices);
1234 INIT_WORK(&ioc->fc_setup_reset_work, mptfc_setup_reset);
eb5329f4 1235 INIT_WORK(&ioc->fc_lsc_work, mptfc_link_status_change);
05e8ec17 1236
2496af39
MED		 1237 spin_lock_irqsave(&ioc->FreeQlock, flags);
1238
1239 /* Attach the SCSI Host to the IOC structure
1240 */
1241 ioc->sh = sh;
1242
1243 sh->io_port = 0;
1244 sh->n_io_port = 0;
1245 sh->irq = 0;
1246
1247 /* set 16 byte cdb's */
1248 sh->max_cmd_len = 16;
1249
793955f5
EM		 1250 sh->max_id = ioc->pfacts->MaxDevices;
1251 sh->max_lun = max_lun;
2496af39 1252
2496af39
MED		 1253 /* Required entry.
1254 */
1255 sh->unique_id = ioc->id;
1256
1257 /* Verify that we won't exceed the maximum
1258 * number of chain buffers
1259 * We can optimize: ZZ = req_sz/sizeof(SGE)
1260 * For 32bit SGE's:
1261 * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ
1262 * + (req_sz - 64)/sizeof(SGE)
1263 * A slightly different algorithm is required for
1264 * 64bit SGEs.
1265 */
14d0f0b0
KD		 1266 scale = ioc->req_sz/ioc->SGE_size;
1267 if (ioc->sg_addr_size == sizeof(u64)) {
2496af39
MED		 1268 numSGE = (scale - 1) *
1269 (ioc->facts.MaxChainDepth-1) + scale +
14d0f0b0 1270 (ioc->req_sz - 60) / ioc->SGE_size;
2496af39
MED		 1271 } else {
1272 numSGE = 1 + (scale - 1) *
1273 (ioc->facts.MaxChainDepth-1) + scale +
14d0f0b0 1274 (ioc->req_sz - 64) / ioc->SGE_size;
2496af39
MED		 1275 }
1276
1277 if (numSGE < sh->sg_tablesize) {
1278 /* Reset this value */
d6ecdd63 1279 dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
2496af39
MED		 1280 "Resetting sg_tablesize to %d from %d\n",
1281 ioc->name, numSGE, sh->sg_tablesize));
1282 sh->sg_tablesize = numSGE;
1283 }
1284
2496af39
MED		 1285 spin_unlock_irqrestore(&ioc->FreeQlock, flags);
1286
e7eae9f6 1287 hd = shost_priv(sh);
2496af39
MED		 1288 hd->ioc = ioc;
1289
1290 /* SCSI needs scsi_cmnd lookup table!
1291 * (with size equal to req_depth*PtrSz!)
1292 */
50838500 1293 ioc->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_KERNEL);
e8206381 1294 if (!ioc->ScsiLookup) {
2496af39 1295 error = -ENOMEM;
7acec1e7 1296 goto out_mptfc_probe;
2496af39 1297 }
e8206381 1298 spin_lock_init(&ioc->scsi_lookup_lock);
2496af39 1299
d6ecdd63 1300 dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "ScsiLookup @ %p\n",
e8206381 1301 ioc->name, ioc->ScsiLookup));
2496af39 1302
2496af39
MED		 1303 hd->last_queue_full = 0;
1304
05e8ec17 1305 sh->transportt = mptfc_transport_template;
2496af39
MED		 1306 error = scsi_add_host (sh, &ioc->pcidev->dev);
1307 if(error) {
29dd3609
EM		 1308 dprintk(ioc, printk(MYIOC_s_ERR_FMT
1309 "scsi_add_host failed\n", ioc->name));
7acec1e7 1310 goto out_mptfc_probe;
2496af39
MED		 1311 }
1312
65207fed
ME		 1313 /* initialize workqueue */
1314
aab0de24
KS		 1315 snprintf(ioc->fc_rescan_work_q_name, sizeof(ioc->fc_rescan_work_q_name),
1316 "mptfc_wq_%d", sh->host_no);
65207fed 1317 ioc->fc_rescan_work_q =
77d4f080
BS		 1318 alloc_ordered_workqueue(ioc->fc_rescan_work_q_name,
1319 WQ_MEM_RECLAIM);
c08b3f9a
WY		 1320 if (!ioc->fc_rescan_work_q) {
1321 error = -ENOMEM;
cfd2aff7 1322 goto out_mptfc_host;
c08b3f9a 1323 }
65207fed 1324
80d3ac77
MR		 1325 /*
1326 * Pre-fetch FC port WWN and stuff...
1327 * (FCPortPage0_t stuff)
1328 */
1329 for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) {
1330 (void) mptfc_GetFcPortPage0(ioc, ii);
1331 }
ca2f938e 1332 mptfc_SetFcPortPage1_defaults(ioc);
80d3ac77 1333
65207fed
ME		 1334 /*
1335 * scan for rports -
1336 * by doing it via the workqueue, some locking is eliminated
1337 */
1338
65207fed
ME		 1339 queue_work(ioc->fc_rescan_work_q, &ioc->fc_rescan_work);
1340 flush_workqueue(ioc->fc_rescan_work_q);
05e8ec17 1341
2496af39
MED		 1342 return 0;
1343
cfd2aff7
HR		 1344out_mptfc_host:
1345 scsi_remove_host(sh);
1346
7acec1e7 1347out_mptfc_probe:
2496af39
MED		 1348
1349 mptscsih_remove(pdev);
1350 return error;
1351}
1352
1353static struct pci_driver mptfc_driver = {
1354 .name = "mptfc",
1355 .id_table = mptfc_pci_table,
1356 .probe = mptfc_probe,
47b1ea75 1357 .remove = mptfc_remove,
d18c3db5 1358 .shutdown = mptscsih_shutdown,
2496af39
MED		 1359#ifdef CONFIG_PM
1360 .suspend = mptscsih_suspend,
1361 .resume = mptscsih_resume,
1362#endif
1363};
1364
80d3ac77
MR		 1365static int
1366mptfc_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
1367{
1368 MPT_SCSI_HOST *hd;
1369 u8 event = le32_to_cpu(pEvReply->Event) & 0xFF;
1370 unsigned long flags;
1371 int rc=1;
1372
ffb7fef3
KD		 1373 if (ioc->bus_type != FC)
1374 return 0;
1375
d6ecdd63 1376 devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n",
80d3ac77
MR		 1377 ioc->name, event));
1378
1379 if (ioc->sh == NULL ||
e7eae9f6 1380 ((hd = shost_priv(ioc->sh)) == NULL))
80d3ac77
MR		 1381 return 1;
1382
1383 switch (event) {
1384 case MPI_EVENT_RESCAN:
1385 spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
1386 if (ioc->fc_rescan_work_q) {
3a0c56d8
MR		 1387 queue_work(ioc->fc_rescan_work_q,
1388 &ioc->fc_rescan_work);
80d3ac77
MR		 1389 }
1390 spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
1391 break;
eb5329f4
PS		 1392 case MPI_EVENT_LINK_STATUS_CHANGE:
1393 spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
1394 if (ioc->fc_rescan_work_q) {
1395 queue_work(ioc->fc_rescan_work_q,
1396 &ioc->fc_lsc_work);
1397 }
1398 spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
1399 break;
80d3ac77
MR		 1400 default:
1401 rc = mptscsih_event_process(ioc,pEvReply);
1402 break;
1403 }
1404 return rc;
1405}
1406
1407static int
1408mptfc_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
1409{
1410 int rc;
1411 unsigned long flags;
1412
1413 rc = mptscsih_ioc_reset(ioc,reset_phase);
ffb7fef3 1414 if ((ioc->bus_type != FC) || (!rc))
80d3ac77
MR		 1415 return rc;
1416
1417
d6ecdd63
PS		 1418 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
1419 ": IOC %s_reset routed to FC host driver!\n",ioc->name,
80d3ac77
MR		 1420 reset_phase==MPT_IOC_SETUP_RESET ? "setup" : (
1421 reset_phase==MPT_IOC_PRE_RESET ? "pre" : "post")));
1422
1423 if (reset_phase == MPT_IOC_SETUP_RESET) {
419835e2
MR		 1424 spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
1425 if (ioc->fc_rescan_work_q) {
1426 queue_work(ioc->fc_rescan_work_q,
1427 &ioc->fc_setup_reset_work);
1428 }
1429 spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
80d3ac77
MR		 1430 }
1431
1432 else if (reset_phase == MPT_IOC_PRE_RESET) {
1433 }
1434
1435 else { /* MPT_IOC_POST_RESET */
ca2f938e 1436 mptfc_SetFcPortPage1_defaults(ioc);
80d3ac77
MR		 1437 spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
1438 if (ioc->fc_rescan_work_q) {
3a0c56d8
MR		 1439 queue_work(ioc->fc_rescan_work_q,
1440 &ioc->fc_rescan_work);
80d3ac77
MR		 1441 }
1442 spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
1443 }
1444 return 1;
1445}
1446
2496af39
MED		 1447/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1448/**
d9489fb6 1449 * mptfc_init - Register MPT adapter(s) as SCSI host(s) with SCSI mid-layer.
2496af39
MED		 1450 *
1451 * Returns 0 for success, non-zero for failure.
1452 */
1453static int __init
1454mptfc_init(void)
1455{
05e8ec17 1456 int error;
2496af39
MED		 1457
1458 show_mptmod_ver(my_NAME, my_VERSION);
1459
ca2f938e
MR		 1460 /* sanity check module parameters */
1461 if (mptfc_dev_loss_tmo <= 0)
05e8ec17
MR		 1462 mptfc_dev_loss_tmo = MPTFC_DEV_LOSS_TMO;
1463
1464 mptfc_transport_template =
1465 fc_attach_transport(&mptfc_transport_functions);
1466
1467 if (!mptfc_transport_template)
1468 return -ENODEV;
1469
213aaca3
KD		 1470 mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER,
1471 "mptscsih_scandv_complete");
1472 mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER,
1473 "mptscsih_scandv_complete");
1474 mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER,
1475 "mptscsih_scandv_complete");
2496af39 1476
d6ecdd63
PS		 1477 mpt_event_register(mptfcDoneCtx, mptfc_event_process);
1478 mpt_reset_register(mptfcDoneCtx, mptfc_ioc_reset);
2496af39 1479
05e8ec17 1480 error = pci_register_driver(&mptfc_driver);
3bc7bf1d 1481 if (error)
05e8ec17 1482 fc_release_transport(mptfc_transport_template);
05e8ec17
MR		 1483
1484 return error;
1485}
1486
1487/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1488/**
d9489fb6 1489 * mptfc_remove - Remove fc infrastructure for devices
05e8ec17
MR		 1490 * @pdev: Pointer to pci_dev structure
1491 *
1492 */
47b1ea75 1493static void mptfc_remove(struct pci_dev *pdev)
05e8ec17 1494{
65207fed
ME		 1495 MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
1496 struct mptfc_rport_info *p, *n;
1497 struct workqueue_struct *work_q;
1498 unsigned long flags;
ca2f938e 1499 int ii;
65207fed
ME		 1500
1501 /* destroy workqueue */
1502 if ((work_q=ioc->fc_rescan_work_q)) {
1503 spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
1504 ioc->fc_rescan_work_q = NULL;
1505 spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
1506 destroy_workqueue(work_q);
1507 }
05e8ec17
MR		 1508
1509 fc_remove_host(ioc->sh);
1510
1511 list_for_each_entry_safe(p, n, &ioc->fc_rports, list) {
1512 list_del(&p->list);
1513 kfree(p);
1514 }
1515
ca2f938e
MR		 1516 for (ii=0; ii<ioc->facts.NumberOfPorts; ii++) {
1517 if (ioc->fc_data.fc_port_page1[ii].data) {
1897c5c7
CJ		 1518 dma_free_coherent(&ioc->pcidev->dev,
1519 ioc->fc_data.fc_port_page1[ii].pg_sz,
1520 ioc->fc_data.fc_port_page1[ii].data,
1521 ioc->fc_data.fc_port_page1[ii].dma);
ca2f938e
MR		 1522 ioc->fc_data.fc_port_page1[ii].data = NULL;
1523 }
1524 }
1525
cfd2aff7
HR		 1526 scsi_remove_host(ioc->sh);
1527
05e8ec17 1528 mptscsih_remove(pdev);
2496af39
MED		 1529}
1530
1531/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1532/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1533/**
1534 * mptfc_exit - Unregisters MPT adapter(s)
1535 *
1536 */
1537static void __exit
1538mptfc_exit(void)
1539{
1540 pci_unregister_driver(&mptfc_driver);
05e8ec17
MR		 1541 fc_release_transport(mptfc_transport_template);
1542
2496af39 1543 mpt_reset_deregister(mptfcDoneCtx);
2496af39 1544 mpt_event_deregister(mptfcDoneCtx);
2496af39
MED		 1545
1546 mpt_deregister(mptfcInternalCtx);
1547 mpt_deregister(mptfcTaskCtx);
1548 mpt_deregister(mptfcDoneCtx);
1549}
1550
1551module_init(mptfc_init);
1552module_exit(mptfc_exit);
Linux 6.x block layer and io_uring tree(s)