Commit | Line | Data |
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0c33b27d CH |
1 | /* |
2 | * linux/drivers/message/fusion/mptsas.c | |
3 | * For use with LSI Logic PCI chip/adapter(s) | |
4 | * running LSI Logic Fusion MPT (Message Passing Technology) firmware. | |
5 | * | |
6 | * Copyright (c) 1999-2005 LSI Logic Corporation | |
7 | * (mailto:mpt_linux_developer@lsil.com) | |
9a28f49a | 8 | * Copyright (c) 2005-2006 Dell |
0c33b27d CH |
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 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
46 | ||
47 | #include <linux/module.h> | |
48 | #include <linux/kernel.h> | |
49 | #include <linux/init.h> | |
50 | #include <linux/errno.h> | |
51 | #include <linux/sched.h> | |
52 | #include <linux/workqueue.h> | |
53 | ||
54 | #include <scsi/scsi_cmnd.h> | |
55 | #include <scsi/scsi_device.h> | |
56 | #include <scsi/scsi_host.h> | |
57 | #include <scsi/scsi_transport_sas.h> | |
58 | ||
59 | #include "mptbase.h" | |
60 | #include "mptscsih.h" | |
61 | ||
62 | ||
63 | #define my_NAME "Fusion MPT SAS Host driver" | |
64 | #define my_VERSION MPT_LINUX_VERSION_COMMON | |
65 | #define MYNAM "mptsas" | |
66 | ||
67 | MODULE_AUTHOR(MODULEAUTHOR); | |
68 | MODULE_DESCRIPTION(my_NAME); | |
69 | MODULE_LICENSE("GPL"); | |
70 | ||
71 | static int mpt_pq_filter; | |
72 | module_param(mpt_pq_filter, int, 0); | |
73 | MODULE_PARM_DESC(mpt_pq_filter, | |
74 | "Enable peripheral qualifier filter: enable=1 " | |
75 | "(default=0)"); | |
76 | ||
77 | static int mpt_pt_clear; | |
78 | module_param(mpt_pt_clear, int, 0); | |
79 | MODULE_PARM_DESC(mpt_pt_clear, | |
80 | "Clear persistency table: enable=1 " | |
81 | "(default=MPTSCSIH_PT_CLEAR=0)"); | |
82 | ||
83 | static int mptsasDoneCtx = -1; | |
84 | static int mptsasTaskCtx = -1; | |
85 | static int mptsasInternalCtx = -1; /* Used only for internal commands */ | |
da4fa655 | 86 | static int mptsasMgmtCtx = -1; |
0c33b27d CH |
87 | |
88 | ||
9a28f49a CH |
89 | enum mptsas_hotplug_action { |
90 | MPTSAS_ADD_DEVICE, | |
91 | MPTSAS_DEL_DEVICE, | |
c73787ee ME |
92 | MPTSAS_ADD_RAID, |
93 | MPTSAS_DEL_RAID, | |
9a28f49a CH |
94 | }; |
95 | ||
96 | struct mptsas_hotplug_event { | |
97 | struct work_struct work; | |
98 | MPT_ADAPTER *ioc; | |
99 | enum mptsas_hotplug_action event_type; | |
100 | u64 sas_address; | |
101 | u32 channel; | |
102 | u32 id; | |
103 | u32 device_info; | |
104 | u16 handle; | |
105 | u16 parent_handle; | |
106 | u8 phy_id; | |
107 | }; | |
108 | ||
0c33b27d CH |
109 | /* |
110 | * SAS topology structures | |
111 | * | |
112 | * The MPT Fusion firmware interface spreads information about the | |
113 | * SAS topology over many manufacture pages, thus we need some data | |
114 | * structure to collect it and process it for the SAS transport class. | |
115 | */ | |
116 | ||
117 | struct mptsas_devinfo { | |
118 | u16 handle; /* unique id to address this device */ | |
c73787ee | 119 | u16 handle_parent; /* unique id to address parent device */ |
e3094447 CH |
120 | u16 handle_enclosure; /* enclosure identifier of the enclosure */ |
121 | u16 slot; /* physical slot in enclosure */ | |
0c33b27d CH |
122 | u8 phy_id; /* phy number of parent device */ |
123 | u8 port_id; /* sas physical port this device | |
124 | is assoc'd with */ | |
9a28f49a CH |
125 | u8 id; /* logical target id of this device */ |
126 | u8 channel; /* logical bus number of this device */ | |
0c33b27d CH |
127 | u64 sas_address; /* WWN of this device, |
128 | SATA is assigned by HBA,expander */ | |
129 | u32 device_info; /* bitfield detailed info about this device */ | |
130 | }; | |
131 | ||
132 | struct mptsas_phyinfo { | |
133 | u8 phy_id; /* phy index */ | |
134 | u8 port_id; /* port number this phy is part of */ | |
135 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ | |
136 | u8 hw_link_rate; /* hardware max/min phys link rate */ | |
137 | u8 programmed_link_rate; /* programmed max/min phy link rate */ | |
138 | struct mptsas_devinfo identify; /* point to phy device info */ | |
139 | struct mptsas_devinfo attached; /* point to attached device info */ | |
9a28f49a | 140 | struct sas_phy *phy; |
0c33b27d CH |
141 | struct sas_rphy *rphy; |
142 | }; | |
143 | ||
144 | struct mptsas_portinfo { | |
145 | struct list_head list; | |
146 | u16 handle; /* unique id to address this */ | |
147 | u8 num_phys; /* number of phys */ | |
148 | struct mptsas_phyinfo *phy_info; | |
149 | }; | |
150 | ||
e3094447 CH |
151 | struct mptsas_enclosure { |
152 | u64 enclosure_logical_id; /* The WWN for the enclosure */ | |
153 | u16 enclosure_handle; /* unique id to address this */ | |
154 | u16 flags; /* details enclosure management */ | |
155 | u16 num_slot; /* num slots */ | |
156 | u16 start_slot; /* first slot */ | |
157 | u8 start_id; /* starting logical target id */ | |
158 | u8 start_channel; /* starting logical channel id */ | |
159 | u8 sep_id; /* SEP device logical target id */ | |
160 | u8 sep_channel; /* SEP channel logical channel id */ | |
161 | }; | |
162 | ||
b5141128 CH |
163 | |
164 | #ifdef SASDEBUG | |
165 | static void mptsas_print_phy_data(MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) | |
166 | { | |
167 | printk("---- IO UNIT PAGE 0 ------------\n"); | |
168 | printk("Handle=0x%X\n", | |
169 | le16_to_cpu(phy_data->AttachedDeviceHandle)); | |
170 | printk("Controller Handle=0x%X\n", | |
171 | le16_to_cpu(phy_data->ControllerDevHandle)); | |
172 | printk("Port=0x%X\n", phy_data->Port); | |
173 | printk("Port Flags=0x%X\n", phy_data->PortFlags); | |
174 | printk("PHY Flags=0x%X\n", phy_data->PhyFlags); | |
175 | printk("Negotiated Link Rate=0x%X\n", phy_data->NegotiatedLinkRate); | |
176 | printk("Controller PHY Device Info=0x%X\n", | |
177 | le32_to_cpu(phy_data->ControllerPhyDeviceInfo)); | |
178 | printk("DiscoveryStatus=0x%X\n", | |
179 | le32_to_cpu(phy_data->DiscoveryStatus)); | |
180 | printk("\n"); | |
181 | } | |
182 | ||
183 | static void mptsas_print_phy_pg0(SasPhyPage0_t *pg0) | |
184 | { | |
185 | __le64 sas_address; | |
186 | ||
187 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
188 | ||
189 | printk("---- SAS PHY PAGE 0 ------------\n"); | |
190 | printk("Attached Device Handle=0x%X\n", | |
191 | le16_to_cpu(pg0->AttachedDevHandle)); | |
192 | printk("SAS Address=0x%llX\n", | |
193 | (unsigned long long)le64_to_cpu(sas_address)); | |
194 | printk("Attached PHY Identifier=0x%X\n", pg0->AttachedPhyIdentifier); | |
195 | printk("Attached Device Info=0x%X\n", | |
196 | le32_to_cpu(pg0->AttachedDeviceInfo)); | |
197 | printk("Programmed Link Rate=0x%X\n", pg0->ProgrammedLinkRate); | |
198 | printk("Change Count=0x%X\n", pg0->ChangeCount); | |
199 | printk("PHY Info=0x%X\n", le32_to_cpu(pg0->PhyInfo)); | |
200 | printk("\n"); | |
201 | } | |
202 | ||
203 | static void mptsas_print_phy_pg1(SasPhyPage1_t *pg1) | |
204 | { | |
205 | printk("---- SAS PHY PAGE 1 ------------\n"); | |
f9a2d2e0 CH |
206 | printk("Invalid Dword Count=0x%x\n", pg1->InvalidDwordCount); |
207 | printk("Running Disparity Error Count=0x%x\n", | |
b5141128 | 208 | pg1->RunningDisparityErrorCount); |
f9a2d2e0 CH |
209 | printk("Loss Dword Synch Count=0x%x\n", pg1->LossDwordSynchCount); |
210 | printk("PHY Reset Problem Count=0x%x\n", pg1->PhyResetProblemCount); | |
211 | printk("\n"); | |
b5141128 CH |
212 | } |
213 | ||
214 | static void mptsas_print_device_pg0(SasDevicePage0_t *pg0) | |
215 | { | |
216 | __le64 sas_address; | |
217 | ||
218 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
219 | ||
220 | printk("---- SAS DEVICE PAGE 0 ---------\n"); | |
221 | printk("Handle=0x%X\n" ,le16_to_cpu(pg0->DevHandle)); | |
e3094447 | 222 | printk("Parent Handle=0x%X\n" ,le16_to_cpu(pg0->ParentDevHandle)); |
b5141128 CH |
223 | printk("Enclosure Handle=0x%X\n", le16_to_cpu(pg0->EnclosureHandle)); |
224 | printk("Slot=0x%X\n", le16_to_cpu(pg0->Slot)); | |
225 | printk("SAS Address=0x%llX\n", le64_to_cpu(sas_address)); | |
226 | printk("Target ID=0x%X\n", pg0->TargetID); | |
227 | printk("Bus=0x%X\n", pg0->Bus); | |
f9a2d2e0 CH |
228 | /* The PhyNum field specifies the PHY number of the parent |
229 | * device this device is linked to | |
230 | */ | |
231 | printk("Parent Phy Num=0x%X\n", pg0->PhyNum); | |
232 | printk("Access Status=0x%X\n", le16_to_cpu(pg0->AccessStatus)); | |
b5141128 CH |
233 | printk("Device Info=0x%X\n", le32_to_cpu(pg0->DeviceInfo)); |
234 | printk("Flags=0x%X\n", le16_to_cpu(pg0->Flags)); | |
235 | printk("Physical Port=0x%X\n", pg0->PhysicalPort); | |
236 | printk("\n"); | |
237 | } | |
238 | ||
239 | static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1) | |
240 | { | |
241 | printk("---- SAS EXPANDER PAGE 1 ------------\n"); | |
242 | ||
243 | printk("Physical Port=0x%X\n", pg1->PhysicalPort); | |
f9a2d2e0 | 244 | printk("PHY Identifier=0x%X\n", pg1->PhyIdentifier); |
b5141128 CH |
245 | printk("Negotiated Link Rate=0x%X\n", pg1->NegotiatedLinkRate); |
246 | printk("Programmed Link Rate=0x%X\n", pg1->ProgrammedLinkRate); | |
247 | printk("Hardware Link Rate=0x%X\n", pg1->HwLinkRate); | |
248 | printk("Owner Device Handle=0x%X\n", | |
249 | le16_to_cpu(pg1->OwnerDevHandle)); | |
250 | printk("Attached Device Handle=0x%X\n", | |
251 | le16_to_cpu(pg1->AttachedDevHandle)); | |
252 | } | |
253 | #else | |
254 | #define mptsas_print_phy_data(phy_data) do { } while (0) | |
255 | #define mptsas_print_phy_pg0(pg0) do { } while (0) | |
256 | #define mptsas_print_phy_pg1(pg1) do { } while (0) | |
257 | #define mptsas_print_device_pg0(pg0) do { } while (0) | |
258 | #define mptsas_print_expander_pg1(pg1) do { } while (0) | |
259 | #endif | |
260 | ||
e3094447 CH |
261 | static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy) |
262 | { | |
263 | struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); | |
264 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
265 | } | |
266 | ||
267 | static inline MPT_ADAPTER *rphy_to_ioc(struct sas_rphy *rphy) | |
268 | { | |
269 | struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent); | |
270 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
271 | } | |
272 | ||
273 | static int | |
52435430 | 274 | mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure, |
e3094447 CH |
275 | u32 form, u32 form_specific) |
276 | { | |
277 | ConfigExtendedPageHeader_t hdr; | |
278 | CONFIGPARMS cfg; | |
279 | SasEnclosurePage0_t *buffer; | |
280 | dma_addr_t dma_handle; | |
281 | int error; | |
282 | __le64 le_identifier; | |
283 | ||
284 | memset(&hdr, 0, sizeof(hdr)); | |
285 | hdr.PageVersion = MPI_SASENCLOSURE0_PAGEVERSION; | |
286 | hdr.PageNumber = 0; | |
287 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
288 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_ENCLOSURE; | |
289 | ||
290 | cfg.cfghdr.ehdr = &hdr; | |
291 | cfg.physAddr = -1; | |
292 | cfg.pageAddr = form + form_specific; | |
293 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
294 | cfg.dir = 0; /* read */ | |
295 | cfg.timeout = 10; | |
296 | ||
297 | error = mpt_config(ioc, &cfg); | |
298 | if (error) | |
299 | goto out; | |
300 | if (!hdr.ExtPageLength) { | |
301 | error = -ENXIO; | |
302 | goto out; | |
303 | } | |
304 | ||
305 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
306 | &dma_handle); | |
307 | if (!buffer) { | |
308 | error = -ENOMEM; | |
309 | goto out; | |
310 | } | |
311 | ||
312 | cfg.physAddr = dma_handle; | |
313 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
314 | ||
315 | error = mpt_config(ioc, &cfg); | |
316 | if (error) | |
317 | goto out_free_consistent; | |
318 | ||
319 | /* save config data */ | |
320 | memcpy(&le_identifier, &buffer->EnclosureLogicalID, sizeof(__le64)); | |
321 | enclosure->enclosure_logical_id = le64_to_cpu(le_identifier); | |
322 | enclosure->enclosure_handle = le16_to_cpu(buffer->EnclosureHandle); | |
323 | enclosure->flags = le16_to_cpu(buffer->Flags); | |
324 | enclosure->num_slot = le16_to_cpu(buffer->NumSlots); | |
325 | enclosure->start_slot = le16_to_cpu(buffer->StartSlot); | |
326 | enclosure->start_id = buffer->StartTargetID; | |
327 | enclosure->start_channel = buffer->StartBus; | |
328 | enclosure->sep_id = buffer->SEPTargetID; | |
329 | enclosure->sep_channel = buffer->SEPBus; | |
330 | ||
331 | out_free_consistent: | |
332 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
333 | buffer, dma_handle); | |
334 | out: | |
335 | return error; | |
336 | } | |
b5141128 | 337 | |
0c33b27d CH |
338 | /* |
339 | * This is pretty ugly. We will be able to seriously clean it up | |
340 | * once the DV code in mptscsih goes away and we can properly | |
341 | * implement ->target_alloc. | |
342 | */ | |
343 | static int | |
c7c82987 | 344 | mptsas_slave_alloc(struct scsi_device *sdev) |
0c33b27d | 345 | { |
c7c82987 | 346 | struct Scsi_Host *host = sdev->host; |
0c33b27d CH |
347 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
348 | struct sas_rphy *rphy; | |
349 | struct mptsas_portinfo *p; | |
c7c82987 | 350 | VirtTarget *vtarget; |
0c33b27d | 351 | VirtDevice *vdev; |
c7c82987 | 352 | struct scsi_target *starget; |
914c2d8e | 353 | u32 target_id; |
0c33b27d CH |
354 | int i; |
355 | ||
1ca00bb7 | 356 | vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL); |
0c33b27d CH |
357 | if (!vdev) { |
358 | printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n", | |
359 | hd->ioc->name, sizeof(VirtDevice)); | |
360 | return -ENOMEM; | |
361 | } | |
c7c82987 MED |
362 | sdev->hostdata = vdev; |
363 | starget = scsi_target(sdev); | |
364 | vtarget = starget->hostdata; | |
914c2d8e | 365 | vtarget->ioc_id = hd->ioc->id; |
c7c82987 MED |
366 | vdev->vtarget = vtarget; |
367 | if (vtarget->num_luns == 0) { | |
368 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY; | |
369 | hd->Targets[sdev->id] = vtarget; | |
370 | } | |
0c33b27d | 371 | |
816aa907 ME |
372 | /* |
373 | RAID volumes placed beyond the last expected port. | |
374 | */ | |
375 | if (sdev->channel == hd->ioc->num_ports) { | |
914c2d8e ME |
376 | target_id = sdev->id; |
377 | vtarget->bus_id = 0; | |
816aa907 ME |
378 | vdev->lun = 0; |
379 | goto out; | |
380 | } | |
381 | ||
c7c82987 | 382 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); |
9a28f49a | 383 | mutex_lock(&hd->ioc->sas_topology_mutex); |
0c33b27d CH |
384 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
385 | for (i = 0; i < p->num_phys; i++) { | |
386 | if (p->phy_info[i].attached.sas_address == | |
387 | rphy->identify.sas_address) { | |
914c2d8e ME |
388 | target_id = p->phy_info[i].attached.id; |
389 | vtarget->bus_id = p->phy_info[i].attached.channel; | |
c7c82987 | 390 | vdev->lun = sdev->lun; |
914c2d8e | 391 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
0c33b27d CH |
392 | goto out; |
393 | } | |
394 | } | |
395 | } | |
9a28f49a | 396 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
0c33b27d | 397 | |
0c33b27d | 398 | kfree(vdev); |
23f236ed | 399 | return -ENXIO; |
0c33b27d CH |
400 | |
401 | out: | |
914c2d8e | 402 | vtarget->target_id = target_id; |
c7c82987 | 403 | vtarget->num_luns++; |
0c33b27d CH |
404 | return 0; |
405 | } | |
406 | ||
9a28f49a CH |
407 | static void |
408 | mptsas_slave_destroy(struct scsi_device *sdev) | |
409 | { | |
410 | struct Scsi_Host *host = sdev->host; | |
411 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; | |
412 | struct sas_rphy *rphy; | |
413 | struct mptsas_portinfo *p; | |
414 | int i; | |
7d3eecf7 | 415 | VirtDevice *vdev; |
9a28f49a CH |
416 | |
417 | /* | |
418 | * Handle hotplug removal case. | |
419 | * We need to clear out attached data structure. | |
420 | */ | |
421 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); | |
422 | ||
423 | mutex_lock(&hd->ioc->sas_topology_mutex); | |
424 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { | |
425 | for (i = 0; i < p->num_phys; i++) { | |
426 | if (p->phy_info[i].attached.sas_address == | |
427 | rphy->identify.sas_address) { | |
428 | memset(&p->phy_info[i].attached, 0, | |
429 | sizeof(struct mptsas_devinfo)); | |
430 | p->phy_info[i].rphy = NULL; | |
431 | goto out; | |
432 | } | |
433 | } | |
434 | } | |
435 | ||
436 | out: | |
437 | mutex_unlock(&hd->ioc->sas_topology_mutex); | |
438 | /* | |
7d3eecf7 | 439 | * Issue target reset to flush firmware outstanding commands. |
9a28f49a | 440 | */ |
7d3eecf7 ME |
441 | vdev = sdev->hostdata; |
442 | if (vdev->configured_lun){ | |
443 | if (mptscsih_TMHandler(hd, | |
444 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, | |
914c2d8e ME |
445 | vdev->vtarget->bus_id, |
446 | vdev->vtarget->target_id, | |
7d3eecf7 ME |
447 | 0, 0, 5 /* 5 second timeout */) |
448 | < 0){ | |
449 | ||
450 | /* The TM request failed! | |
451 | * Fatal error case. | |
452 | */ | |
453 | printk(MYIOC_s_WARN_FMT | |
454 | "Error processing TaskMgmt id=%d TARGET_RESET\n", | |
455 | hd->ioc->name, | |
914c2d8e | 456 | vdev->vtarget->target_id); |
7d3eecf7 ME |
457 | |
458 | hd->tmPending = 0; | |
459 | hd->tmState = TM_STATE_NONE; | |
460 | } | |
461 | } | |
9a28f49a CH |
462 | mptscsih_slave_destroy(sdev); |
463 | } | |
464 | ||
0c33b27d | 465 | static struct scsi_host_template mptsas_driver_template = { |
f78496da | 466 | .module = THIS_MODULE, |
0c33b27d CH |
467 | .proc_name = "mptsas", |
468 | .proc_info = mptscsih_proc_info, | |
469 | .name = "MPT SPI Host", | |
470 | .info = mptscsih_info, | |
471 | .queuecommand = mptscsih_qcmd, | |
c7c82987 | 472 | .target_alloc = mptscsih_target_alloc, |
0c33b27d CH |
473 | .slave_alloc = mptsas_slave_alloc, |
474 | .slave_configure = mptscsih_slave_configure, | |
c7c82987 | 475 | .target_destroy = mptscsih_target_destroy, |
9a28f49a | 476 | .slave_destroy = mptsas_slave_destroy, |
0c33b27d CH |
477 | .change_queue_depth = mptscsih_change_queue_depth, |
478 | .eh_abort_handler = mptscsih_abort, | |
479 | .eh_device_reset_handler = mptscsih_dev_reset, | |
480 | .eh_bus_reset_handler = mptscsih_bus_reset, | |
481 | .eh_host_reset_handler = mptscsih_host_reset, | |
482 | .bios_param = mptscsih_bios_param, | |
483 | .can_queue = MPT_FC_CAN_QUEUE, | |
484 | .this_id = -1, | |
485 | .sg_tablesize = MPT_SCSI_SG_DEPTH, | |
486 | .max_sectors = 8192, | |
487 | .cmd_per_lun = 7, | |
488 | .use_clustering = ENABLE_CLUSTERING, | |
489 | }; | |
490 | ||
b5141128 | 491 | static int mptsas_get_linkerrors(struct sas_phy *phy) |
0c33b27d | 492 | { |
b5141128 CH |
493 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
494 | ConfigExtendedPageHeader_t hdr; | |
495 | CONFIGPARMS cfg; | |
496 | SasPhyPage1_t *buffer; | |
497 | dma_addr_t dma_handle; | |
498 | int error; | |
0c33b27d | 499 | |
b5141128 CH |
500 | hdr.PageVersion = MPI_SASPHY1_PAGEVERSION; |
501 | hdr.ExtPageLength = 0; | |
502 | hdr.PageNumber = 1 /* page number 1*/; | |
503 | hdr.Reserved1 = 0; | |
504 | hdr.Reserved2 = 0; | |
505 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
506 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
0c33b27d | 507 | |
b5141128 CH |
508 | cfg.cfghdr.ehdr = &hdr; |
509 | cfg.physAddr = -1; | |
510 | cfg.pageAddr = phy->identify.phy_identifier; | |
511 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
512 | cfg.dir = 0; /* read */ | |
513 | cfg.timeout = 10; | |
0c33b27d | 514 | |
b5141128 CH |
515 | error = mpt_config(ioc, &cfg); |
516 | if (error) | |
517 | return error; | |
518 | if (!hdr.ExtPageLength) | |
519 | return -ENXIO; | |
0c33b27d | 520 | |
b5141128 CH |
521 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
522 | &dma_handle); | |
523 | if (!buffer) | |
524 | return -ENOMEM; | |
0c33b27d | 525 | |
b5141128 CH |
526 | cfg.physAddr = dma_handle; |
527 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
528 | ||
529 | error = mpt_config(ioc, &cfg); | |
530 | if (error) | |
531 | goto out_free_consistent; | |
532 | ||
533 | mptsas_print_phy_pg1(buffer); | |
534 | ||
535 | phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount); | |
536 | phy->running_disparity_error_count = | |
537 | le32_to_cpu(buffer->RunningDisparityErrorCount); | |
538 | phy->loss_of_dword_sync_count = | |
539 | le32_to_cpu(buffer->LossDwordSynchCount); | |
540 | phy->phy_reset_problem_count = | |
541 | le32_to_cpu(buffer->PhyResetProblemCount); | |
542 | ||
543 | out_free_consistent: | |
544 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
545 | buffer, dma_handle); | |
546 | return error; | |
0c33b27d CH |
547 | } |
548 | ||
da4fa655 CH |
549 | static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
550 | MPT_FRAME_HDR *reply) | |
551 | { | |
552 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_COMMAND_GOOD; | |
553 | if (reply != NULL) { | |
554 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_RF_VALID; | |
555 | memcpy(ioc->sas_mgmt.reply, reply, | |
556 | min(ioc->reply_sz, 4 * reply->u.reply.MsgLength)); | |
557 | } | |
558 | complete(&ioc->sas_mgmt.done); | |
559 | return 1; | |
560 | } | |
561 | ||
562 | static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset) | |
563 | { | |
564 | MPT_ADAPTER *ioc = phy_to_ioc(phy); | |
565 | SasIoUnitControlRequest_t *req; | |
566 | SasIoUnitControlReply_t *reply; | |
567 | MPT_FRAME_HDR *mf; | |
568 | MPIHeader_t *hdr; | |
569 | unsigned long timeleft; | |
570 | int error = -ERESTARTSYS; | |
571 | ||
572 | /* not implemented for expanders */ | |
573 | if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP) | |
574 | return -ENXIO; | |
575 | ||
eeb846ce | 576 | if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex)) |
da4fa655 CH |
577 | goto out; |
578 | ||
579 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); | |
580 | if (!mf) { | |
581 | error = -ENOMEM; | |
582 | goto out_unlock; | |
583 | } | |
584 | ||
585 | hdr = (MPIHeader_t *) mf; | |
586 | req = (SasIoUnitControlRequest_t *)mf; | |
587 | memset(req, 0, sizeof(SasIoUnitControlRequest_t)); | |
588 | req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; | |
589 | req->MsgContext = hdr->MsgContext; | |
590 | req->Operation = hard_reset ? | |
591 | MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET; | |
592 | req->PhyNum = phy->identify.phy_identifier; | |
593 | ||
594 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); | |
595 | ||
596 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, | |
597 | 10 * HZ); | |
598 | if (!timeleft) { | |
599 | /* On timeout reset the board */ | |
600 | mpt_free_msg_frame(ioc, mf); | |
601 | mpt_HardResetHandler(ioc, CAN_SLEEP); | |
602 | error = -ETIMEDOUT; | |
603 | goto out_unlock; | |
604 | } | |
605 | ||
606 | /* a reply frame is expected */ | |
607 | if ((ioc->sas_mgmt.status & | |
608 | MPT_IOCTL_STATUS_RF_VALID) == 0) { | |
609 | error = -ENXIO; | |
610 | goto out_unlock; | |
611 | } | |
612 | ||
613 | /* process the completed Reply Message Frame */ | |
614 | reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply; | |
615 | if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) { | |
616 | printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", | |
617 | __FUNCTION__, | |
618 | reply->IOCStatus, | |
619 | reply->IOCLogInfo); | |
620 | error = -ENXIO; | |
621 | goto out_unlock; | |
622 | } | |
623 | ||
624 | error = 0; | |
625 | ||
626 | out_unlock: | |
eeb846ce | 627 | mutex_unlock(&ioc->sas_mgmt.mutex); |
da4fa655 CH |
628 | out: |
629 | return error; | |
630 | } | |
0c33b27d | 631 | |
e3094447 CH |
632 | static int |
633 | mptsas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) | |
634 | { | |
635 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
636 | int i, error; | |
637 | struct mptsas_portinfo *p; | |
638 | struct mptsas_enclosure enclosure_info; | |
639 | u64 enclosure_handle; | |
640 | ||
641 | mutex_lock(&ioc->sas_topology_mutex); | |
642 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
643 | for (i = 0; i < p->num_phys; i++) { | |
644 | if (p->phy_info[i].attached.sas_address == | |
645 | rphy->identify.sas_address) { | |
646 | enclosure_handle = p->phy_info[i]. | |
647 | attached.handle_enclosure; | |
648 | goto found_info; | |
649 | } | |
650 | } | |
651 | } | |
652 | mutex_unlock(&ioc->sas_topology_mutex); | |
653 | return -ENXIO; | |
654 | ||
655 | found_info: | |
656 | mutex_unlock(&ioc->sas_topology_mutex); | |
657 | memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure)); | |
52435430 | 658 | error = mptsas_sas_enclosure_pg0(ioc, &enclosure_info, |
e3094447 CH |
659 | (MPI_SAS_ENCLOS_PGAD_FORM_HANDLE << |
660 | MPI_SAS_ENCLOS_PGAD_FORM_SHIFT), enclosure_handle); | |
661 | if (!error) | |
662 | *identifier = enclosure_info.enclosure_logical_id; | |
663 | return error; | |
664 | } | |
665 | ||
666 | static int | |
667 | mptsas_get_bay_identifier(struct sas_rphy *rphy) | |
668 | { | |
669 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
670 | struct mptsas_portinfo *p; | |
671 | int i, rc; | |
672 | ||
673 | mutex_lock(&ioc->sas_topology_mutex); | |
674 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
675 | for (i = 0; i < p->num_phys; i++) { | |
676 | if (p->phy_info[i].attached.sas_address == | |
677 | rphy->identify.sas_address) { | |
678 | rc = p->phy_info[i].attached.slot; | |
679 | goto out; | |
680 | } | |
681 | } | |
682 | } | |
683 | rc = -ENXIO; | |
684 | out: | |
685 | mutex_unlock(&ioc->sas_topology_mutex); | |
686 | return rc; | |
687 | } | |
688 | ||
b5141128 CH |
689 | static struct sas_function_template mptsas_transport_functions = { |
690 | .get_linkerrors = mptsas_get_linkerrors, | |
e3094447 CH |
691 | .get_enclosure_identifier = mptsas_get_enclosure_identifier, |
692 | .get_bay_identifier = mptsas_get_bay_identifier, | |
da4fa655 | 693 | .phy_reset = mptsas_phy_reset, |
b5141128 CH |
694 | }; |
695 | ||
696 | static struct scsi_transport_template *mptsas_transport_template; | |
0c33b27d CH |
697 | |
698 | static int | |
699 | mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) | |
700 | { | |
701 | ConfigExtendedPageHeader_t hdr; | |
702 | CONFIGPARMS cfg; | |
703 | SasIOUnitPage0_t *buffer; | |
704 | dma_addr_t dma_handle; | |
705 | int error, i; | |
706 | ||
707 | hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; | |
708 | hdr.ExtPageLength = 0; | |
709 | hdr.PageNumber = 0; | |
710 | hdr.Reserved1 = 0; | |
711 | hdr.Reserved2 = 0; | |
712 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
713 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; | |
714 | ||
715 | cfg.cfghdr.ehdr = &hdr; | |
716 | cfg.physAddr = -1; | |
717 | cfg.pageAddr = 0; | |
718 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
719 | cfg.dir = 0; /* read */ | |
720 | cfg.timeout = 10; | |
721 | ||
722 | error = mpt_config(ioc, &cfg); | |
723 | if (error) | |
724 | goto out; | |
725 | if (!hdr.ExtPageLength) { | |
726 | error = -ENXIO; | |
727 | goto out; | |
728 | } | |
729 | ||
730 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
731 | &dma_handle); | |
732 | if (!buffer) { | |
733 | error = -ENOMEM; | |
734 | goto out; | |
735 | } | |
736 | ||
737 | cfg.physAddr = dma_handle; | |
738 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
739 | ||
740 | error = mpt_config(ioc, &cfg); | |
741 | if (error) | |
742 | goto out_free_consistent; | |
743 | ||
744 | port_info->num_phys = buffer->NumPhys; | |
745 | port_info->phy_info = kcalloc(port_info->num_phys, | |
746 | sizeof(struct mptsas_phyinfo),GFP_KERNEL); | |
747 | if (!port_info->phy_info) { | |
748 | error = -ENOMEM; | |
749 | goto out_free_consistent; | |
750 | } | |
751 | ||
752 | for (i = 0; i < port_info->num_phys; i++) { | |
753 | mptsas_print_phy_data(&buffer->PhyData[i]); | |
754 | port_info->phy_info[i].phy_id = i; | |
755 | port_info->phy_info[i].port_id = | |
756 | buffer->PhyData[i].Port; | |
757 | port_info->phy_info[i].negotiated_link_rate = | |
758 | buffer->PhyData[i].NegotiatedLinkRate; | |
759 | } | |
760 | ||
761 | out_free_consistent: | |
762 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
763 | buffer, dma_handle); | |
764 | out: | |
765 | return error; | |
766 | } | |
767 | ||
768 | static int | |
769 | mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
770 | u32 form, u32 form_specific) | |
771 | { | |
772 | ConfigExtendedPageHeader_t hdr; | |
773 | CONFIGPARMS cfg; | |
774 | SasPhyPage0_t *buffer; | |
775 | dma_addr_t dma_handle; | |
776 | int error; | |
777 | ||
778 | hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; | |
779 | hdr.ExtPageLength = 0; | |
780 | hdr.PageNumber = 0; | |
781 | hdr.Reserved1 = 0; | |
782 | hdr.Reserved2 = 0; | |
783 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
784 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
785 | ||
786 | cfg.cfghdr.ehdr = &hdr; | |
787 | cfg.dir = 0; /* read */ | |
788 | cfg.timeout = 10; | |
789 | ||
790 | /* Get Phy Pg 0 for each Phy. */ | |
791 | cfg.physAddr = -1; | |
792 | cfg.pageAddr = form + form_specific; | |
793 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
794 | ||
795 | error = mpt_config(ioc, &cfg); | |
796 | if (error) | |
797 | goto out; | |
798 | ||
799 | if (!hdr.ExtPageLength) { | |
800 | error = -ENXIO; | |
801 | goto out; | |
802 | } | |
803 | ||
804 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
805 | &dma_handle); | |
806 | if (!buffer) { | |
807 | error = -ENOMEM; | |
808 | goto out; | |
809 | } | |
810 | ||
811 | cfg.physAddr = dma_handle; | |
812 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
813 | ||
814 | error = mpt_config(ioc, &cfg); | |
815 | if (error) | |
816 | goto out_free_consistent; | |
817 | ||
818 | mptsas_print_phy_pg0(buffer); | |
819 | ||
820 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
821 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
822 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
823 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
824 | ||
825 | out_free_consistent: | |
826 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
827 | buffer, dma_handle); | |
828 | out: | |
829 | return error; | |
830 | } | |
831 | ||
832 | static int | |
833 | mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, | |
834 | u32 form, u32 form_specific) | |
835 | { | |
836 | ConfigExtendedPageHeader_t hdr; | |
837 | CONFIGPARMS cfg; | |
838 | SasDevicePage0_t *buffer; | |
839 | dma_addr_t dma_handle; | |
840 | __le64 sas_address; | |
841 | int error; | |
842 | ||
843 | hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; | |
844 | hdr.ExtPageLength = 0; | |
845 | hdr.PageNumber = 0; | |
846 | hdr.Reserved1 = 0; | |
847 | hdr.Reserved2 = 0; | |
848 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
849 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; | |
850 | ||
851 | cfg.cfghdr.ehdr = &hdr; | |
852 | cfg.pageAddr = form + form_specific; | |
853 | cfg.physAddr = -1; | |
854 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
855 | cfg.dir = 0; /* read */ | |
856 | cfg.timeout = 10; | |
857 | ||
858 | error = mpt_config(ioc, &cfg); | |
859 | if (error) | |
860 | goto out; | |
861 | if (!hdr.ExtPageLength) { | |
862 | error = -ENXIO; | |
863 | goto out; | |
864 | } | |
865 | ||
866 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
867 | &dma_handle); | |
868 | if (!buffer) { | |
869 | error = -ENOMEM; | |
870 | goto out; | |
871 | } | |
872 | ||
873 | cfg.physAddr = dma_handle; | |
874 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
875 | ||
876 | error = mpt_config(ioc, &cfg); | |
877 | if (error) | |
878 | goto out_free_consistent; | |
879 | ||
880 | mptsas_print_device_pg0(buffer); | |
881 | ||
882 | device_info->handle = le16_to_cpu(buffer->DevHandle); | |
c73787ee | 883 | device_info->handle_parent = le16_to_cpu(buffer->ParentDevHandle); |
e3094447 CH |
884 | device_info->handle_enclosure = |
885 | le16_to_cpu(buffer->EnclosureHandle); | |
886 | device_info->slot = le16_to_cpu(buffer->Slot); | |
0c33b27d CH |
887 | device_info->phy_id = buffer->PhyNum; |
888 | device_info->port_id = buffer->PhysicalPort; | |
9a28f49a CH |
889 | device_info->id = buffer->TargetID; |
890 | device_info->channel = buffer->Bus; | |
0c33b27d CH |
891 | memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); |
892 | device_info->sas_address = le64_to_cpu(sas_address); | |
893 | device_info->device_info = | |
894 | le32_to_cpu(buffer->DeviceInfo); | |
895 | ||
896 | out_free_consistent: | |
897 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
898 | buffer, dma_handle); | |
899 | out: | |
900 | return error; | |
901 | } | |
902 | ||
903 | static int | |
904 | mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, | |
905 | u32 form, u32 form_specific) | |
906 | { | |
907 | ConfigExtendedPageHeader_t hdr; | |
908 | CONFIGPARMS cfg; | |
909 | SasExpanderPage0_t *buffer; | |
910 | dma_addr_t dma_handle; | |
911 | int error; | |
912 | ||
913 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
914 | hdr.ExtPageLength = 0; | |
915 | hdr.PageNumber = 0; | |
916 | hdr.Reserved1 = 0; | |
917 | hdr.Reserved2 = 0; | |
918 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
919 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
920 | ||
921 | cfg.cfghdr.ehdr = &hdr; | |
922 | cfg.physAddr = -1; | |
923 | cfg.pageAddr = form + form_specific; | |
924 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
925 | cfg.dir = 0; /* read */ | |
926 | cfg.timeout = 10; | |
927 | ||
928 | error = mpt_config(ioc, &cfg); | |
929 | if (error) | |
930 | goto out; | |
931 | ||
932 | if (!hdr.ExtPageLength) { | |
933 | error = -ENXIO; | |
934 | goto out; | |
935 | } | |
936 | ||
937 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
938 | &dma_handle); | |
939 | if (!buffer) { | |
940 | error = -ENOMEM; | |
941 | goto out; | |
942 | } | |
943 | ||
944 | cfg.physAddr = dma_handle; | |
945 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
946 | ||
947 | error = mpt_config(ioc, &cfg); | |
948 | if (error) | |
949 | goto out_free_consistent; | |
950 | ||
951 | /* save config data */ | |
952 | port_info->num_phys = buffer->NumPhys; | |
953 | port_info->handle = le16_to_cpu(buffer->DevHandle); | |
954 | port_info->phy_info = kcalloc(port_info->num_phys, | |
955 | sizeof(struct mptsas_phyinfo),GFP_KERNEL); | |
956 | if (!port_info->phy_info) { | |
957 | error = -ENOMEM; | |
958 | goto out_free_consistent; | |
959 | } | |
960 | ||
961 | out_free_consistent: | |
962 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
963 | buffer, dma_handle); | |
964 | out: | |
965 | return error; | |
966 | } | |
967 | ||
968 | static int | |
969 | mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
970 | u32 form, u32 form_specific) | |
971 | { | |
972 | ConfigExtendedPageHeader_t hdr; | |
973 | CONFIGPARMS cfg; | |
974 | SasExpanderPage1_t *buffer; | |
975 | dma_addr_t dma_handle; | |
976 | int error; | |
977 | ||
978 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
979 | hdr.ExtPageLength = 0; | |
980 | hdr.PageNumber = 1; | |
981 | hdr.Reserved1 = 0; | |
982 | hdr.Reserved2 = 0; | |
983 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
984 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
985 | ||
986 | cfg.cfghdr.ehdr = &hdr; | |
987 | cfg.physAddr = -1; | |
988 | cfg.pageAddr = form + form_specific; | |
989 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
990 | cfg.dir = 0; /* read */ | |
991 | cfg.timeout = 10; | |
992 | ||
993 | error = mpt_config(ioc, &cfg); | |
994 | if (error) | |
995 | goto out; | |
996 | ||
997 | if (!hdr.ExtPageLength) { | |
998 | error = -ENXIO; | |
999 | goto out; | |
1000 | } | |
1001 | ||
1002 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1003 | &dma_handle); | |
1004 | if (!buffer) { | |
1005 | error = -ENOMEM; | |
1006 | goto out; | |
1007 | } | |
1008 | ||
1009 | cfg.physAddr = dma_handle; | |
1010 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1011 | ||
1012 | error = mpt_config(ioc, &cfg); | |
1013 | if (error) | |
1014 | goto out_free_consistent; | |
1015 | ||
1016 | ||
1017 | mptsas_print_expander_pg1(buffer); | |
1018 | ||
1019 | /* save config data */ | |
024358ee | 1020 | phy_info->phy_id = buffer->PhyIdentifier; |
0c33b27d CH |
1021 | phy_info->port_id = buffer->PhysicalPort; |
1022 | phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; | |
1023 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
1024 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
1025 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
1026 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
1027 | ||
1028 | ||
1029 | out_free_consistent: | |
1030 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1031 | buffer, dma_handle); | |
1032 | out: | |
1033 | return error; | |
1034 | } | |
1035 | ||
c73787ee ME |
1036 | /* |
1037 | * Returns true if there is a scsi end device | |
1038 | */ | |
1039 | static inline int | |
1040 | mptsas_is_end_device(struct mptsas_devinfo * attached) | |
1041 | { | |
1042 | if ((attached->handle) && | |
1043 | (attached->device_info & | |
1044 | MPI_SAS_DEVICE_INFO_END_DEVICE) && | |
1045 | ((attached->device_info & | |
1046 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | | |
1047 | (attached->device_info & | |
1048 | MPI_SAS_DEVICE_INFO_STP_TARGET) | | |
1049 | (attached->device_info & | |
1050 | MPI_SAS_DEVICE_INFO_SATA_DEVICE))) | |
1051 | return 1; | |
1052 | else | |
1053 | return 0; | |
1054 | } | |
1055 | ||
0c33b27d CH |
1056 | static void |
1057 | mptsas_parse_device_info(struct sas_identify *identify, | |
1058 | struct mptsas_devinfo *device_info) | |
1059 | { | |
1060 | u16 protocols; | |
1061 | ||
1062 | identify->sas_address = device_info->sas_address; | |
1063 | identify->phy_identifier = device_info->phy_id; | |
1064 | ||
1065 | /* | |
1066 | * Fill in Phy Initiator Port Protocol. | |
1067 | * Bits 6:3, more than one bit can be set, fall through cases. | |
1068 | */ | |
1069 | protocols = device_info->device_info & 0x78; | |
1070 | identify->initiator_port_protocols = 0; | |
1071 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) | |
1072 | identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; | |
1073 | if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) | |
1074 | identify->initiator_port_protocols |= SAS_PROTOCOL_STP; | |
1075 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) | |
1076 | identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; | |
1077 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) | |
1078 | identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; | |
1079 | ||
1080 | /* | |
1081 | * Fill in Phy Target Port Protocol. | |
1082 | * Bits 10:7, more than one bit can be set, fall through cases. | |
1083 | */ | |
1084 | protocols = device_info->device_info & 0x780; | |
1085 | identify->target_port_protocols = 0; | |
1086 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
1087 | identify->target_port_protocols |= SAS_PROTOCOL_SSP; | |
1088 | if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
1089 | identify->target_port_protocols |= SAS_PROTOCOL_STP; | |
1090 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) | |
1091 | identify->target_port_protocols |= SAS_PROTOCOL_SMP; | |
1092 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
1093 | identify->target_port_protocols |= SAS_PROTOCOL_SATA; | |
1094 | ||
1095 | /* | |
1096 | * Fill in Attached device type. | |
1097 | */ | |
1098 | switch (device_info->device_info & | |
1099 | MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { | |
1100 | case MPI_SAS_DEVICE_INFO_NO_DEVICE: | |
1101 | identify->device_type = SAS_PHY_UNUSED; | |
1102 | break; | |
1103 | case MPI_SAS_DEVICE_INFO_END_DEVICE: | |
1104 | identify->device_type = SAS_END_DEVICE; | |
1105 | break; | |
1106 | case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: | |
1107 | identify->device_type = SAS_EDGE_EXPANDER_DEVICE; | |
1108 | break; | |
1109 | case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: | |
1110 | identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; | |
1111 | break; | |
1112 | } | |
1113 | } | |
1114 | ||
1115 | static int mptsas_probe_one_phy(struct device *dev, | |
ac01bbbd | 1116 | struct mptsas_phyinfo *phy_info, int index, int local) |
0c33b27d | 1117 | { |
9a28f49a | 1118 | struct sas_phy *phy; |
0c33b27d CH |
1119 | int error; |
1120 | ||
9a28f49a CH |
1121 | phy = sas_phy_alloc(dev, index); |
1122 | if (!phy) | |
0c33b27d CH |
1123 | return -ENOMEM; |
1124 | ||
9a28f49a CH |
1125 | phy->port_identifier = phy_info->port_id; |
1126 | mptsas_parse_device_info(&phy->identify, &phy_info->identify); | |
0c33b27d CH |
1127 | |
1128 | /* | |
1129 | * Set Negotiated link rate. | |
1130 | */ | |
1131 | switch (phy_info->negotiated_link_rate) { | |
1132 | case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: | |
9a28f49a | 1133 | phy->negotiated_linkrate = SAS_PHY_DISABLED; |
0c33b27d CH |
1134 | break; |
1135 | case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: | |
9a28f49a | 1136 | phy->negotiated_linkrate = SAS_LINK_RATE_FAILED; |
0c33b27d CH |
1137 | break; |
1138 | case MPI_SAS_IOUNIT0_RATE_1_5: | |
9a28f49a | 1139 | phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1140 | break; |
1141 | case MPI_SAS_IOUNIT0_RATE_3_0: | |
9a28f49a | 1142 | phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1143 | break; |
1144 | case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: | |
1145 | case MPI_SAS_IOUNIT0_RATE_UNKNOWN: | |
1146 | default: | |
9a28f49a | 1147 | phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; |
0c33b27d CH |
1148 | break; |
1149 | } | |
1150 | ||
1151 | /* | |
1152 | * Set Max hardware link rate. | |
1153 | */ | |
1154 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1155 | case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: | |
9a28f49a | 1156 | phy->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1157 | break; |
1158 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1159 | phy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1160 | break; |
1161 | default: | |
1162 | break; | |
1163 | } | |
1164 | ||
1165 | /* | |
1166 | * Set Max programmed link rate. | |
1167 | */ | |
1168 | switch (phy_info->programmed_link_rate & | |
1169 | MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1170 | case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: | |
9a28f49a | 1171 | phy->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1172 | break; |
1173 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1174 | phy->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1175 | break; |
1176 | default: | |
1177 | break; | |
1178 | } | |
1179 | ||
1180 | /* | |
1181 | * Set Min hardware link rate. | |
1182 | */ | |
1183 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { | |
1184 | case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: | |
9a28f49a | 1185 | phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1186 | break; |
1187 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1188 | phy->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1189 | break; |
1190 | default: | |
1191 | break; | |
1192 | } | |
1193 | ||
1194 | /* | |
1195 | * Set Min programmed link rate. | |
1196 | */ | |
1197 | switch (phy_info->programmed_link_rate & | |
1198 | MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { | |
1199 | case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: | |
9a28f49a | 1200 | phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1201 | break; |
1202 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1203 | phy->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1204 | break; |
1205 | default: | |
1206 | break; | |
1207 | } | |
1208 | ||
ac01bbbd | 1209 | if (local) |
9a28f49a | 1210 | phy->local_attached = 1; |
ac01bbbd | 1211 | |
9a28f49a | 1212 | error = sas_phy_add(phy); |
0c33b27d | 1213 | if (error) { |
9a28f49a | 1214 | sas_phy_free(phy); |
0c33b27d CH |
1215 | return error; |
1216 | } | |
9a28f49a | 1217 | phy_info->phy = phy; |
0c33b27d CH |
1218 | |
1219 | if (phy_info->attached.handle) { | |
1220 | struct sas_rphy *rphy; | |
1221 | ||
9a28f49a | 1222 | rphy = sas_rphy_alloc(phy); |
0c33b27d CH |
1223 | if (!rphy) |
1224 | return 0; /* non-fatal: an rphy can be added later */ | |
1225 | ||
1226 | mptsas_parse_device_info(&rphy->identify, &phy_info->attached); | |
1227 | error = sas_rphy_add(rphy); | |
1228 | if (error) { | |
1229 | sas_rphy_free(rphy); | |
1230 | return error; | |
1231 | } | |
1232 | ||
1233 | phy_info->rphy = rphy; | |
1234 | } | |
1235 | ||
1236 | return 0; | |
1237 | } | |
1238 | ||
1239 | static int | |
1240 | mptsas_probe_hba_phys(MPT_ADAPTER *ioc, int *index) | |
1241 | { | |
1242 | struct mptsas_portinfo *port_info; | |
1243 | u32 handle = 0xFFFF; | |
1244 | int error = -ENOMEM, i; | |
1245 | ||
1ca00bb7 | 1246 | port_info = kzalloc(sizeof(*port_info), GFP_KERNEL); |
0c33b27d CH |
1247 | if (!port_info) |
1248 | goto out; | |
0c33b27d CH |
1249 | |
1250 | error = mptsas_sas_io_unit_pg0(ioc, port_info); | |
1251 | if (error) | |
1252 | goto out_free_port_info; | |
1253 | ||
816aa907 | 1254 | ioc->num_ports = port_info->num_phys; |
9a28f49a | 1255 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d | 1256 | list_add_tail(&port_info->list, &ioc->sas_topology); |
9a28f49a CH |
1257 | mutex_unlock(&ioc->sas_topology_mutex); |
1258 | ||
0c33b27d CH |
1259 | for (i = 0; i < port_info->num_phys; i++) { |
1260 | mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], | |
1261 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << | |
1262 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); | |
1263 | ||
1264 | mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, | |
1265 | (MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE << | |
1266 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), handle); | |
024358ee EM |
1267 | port_info->phy_info[i].identify.phy_id = |
1268 | port_info->phy_info[i].phy_id; | |
0c33b27d CH |
1269 | handle = port_info->phy_info[i].identify.handle; |
1270 | ||
1271 | if (port_info->phy_info[i].attached.handle) { | |
1272 | mptsas_sas_device_pg0(ioc, | |
1273 | &port_info->phy_info[i].attached, | |
1274 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1275 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1276 | port_info->phy_info[i].attached.handle); | |
1277 | } | |
1278 | ||
1279 | mptsas_probe_one_phy(&ioc->sh->shost_gendev, | |
ac01bbbd | 1280 | &port_info->phy_info[i], *index, 1); |
0c33b27d CH |
1281 | (*index)++; |
1282 | } | |
1283 | ||
1284 | return 0; | |
1285 | ||
1286 | out_free_port_info: | |
1287 | kfree(port_info); | |
1288 | out: | |
1289 | return error; | |
1290 | } | |
1291 | ||
1292 | static int | |
1293 | mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle, int *index) | |
1294 | { | |
1295 | struct mptsas_portinfo *port_info, *p; | |
1296 | int error = -ENOMEM, i, j; | |
1297 | ||
1ca00bb7 | 1298 | port_info = kzalloc(sizeof(*port_info), GFP_KERNEL); |
0c33b27d CH |
1299 | if (!port_info) |
1300 | goto out; | |
0c33b27d CH |
1301 | |
1302 | error = mptsas_sas_expander_pg0(ioc, port_info, | |
1303 | (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << | |
1304 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); | |
1305 | if (error) | |
1306 | goto out_free_port_info; | |
1307 | ||
1308 | *handle = port_info->handle; | |
1309 | ||
9a28f49a | 1310 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d | 1311 | list_add_tail(&port_info->list, &ioc->sas_topology); |
9a28f49a CH |
1312 | mutex_unlock(&ioc->sas_topology_mutex); |
1313 | ||
0c33b27d CH |
1314 | for (i = 0; i < port_info->num_phys; i++) { |
1315 | struct device *parent; | |
1316 | ||
1317 | mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], | |
1318 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << | |
1319 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); | |
1320 | ||
1321 | if (port_info->phy_info[i].identify.handle) { | |
1322 | mptsas_sas_device_pg0(ioc, | |
1323 | &port_info->phy_info[i].identify, | |
1324 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1325 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1326 | port_info->phy_info[i].identify.handle); | |
024358ee EM |
1327 | port_info->phy_info[i].identify.phy_id = |
1328 | port_info->phy_info[i].phy_id; | |
0c33b27d CH |
1329 | } |
1330 | ||
1331 | if (port_info->phy_info[i].attached.handle) { | |
1332 | mptsas_sas_device_pg0(ioc, | |
1333 | &port_info->phy_info[i].attached, | |
1334 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1335 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1336 | port_info->phy_info[i].attached.handle); | |
1337 | } | |
1338 | ||
1339 | /* | |
1340 | * If we find a parent port handle this expander is | |
1341 | * attached to another expander, else it hangs of the | |
1342 | * HBA phys. | |
1343 | */ | |
1344 | parent = &ioc->sh->shost_gendev; | |
9a28f49a | 1345 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
1346 | list_for_each_entry(p, &ioc->sas_topology, list) { |
1347 | for (j = 0; j < p->num_phys; j++) { | |
1348 | if (port_info->phy_info[i].identify.handle == | |
1349 | p->phy_info[j].attached.handle) | |
1350 | parent = &p->phy_info[j].rphy->dev; | |
1351 | } | |
1352 | } | |
9a28f49a | 1353 | mutex_unlock(&ioc->sas_topology_mutex); |
0c33b27d | 1354 | |
ac01bbbd CH |
1355 | mptsas_probe_one_phy(parent, &port_info->phy_info[i], |
1356 | *index, 0); | |
0c33b27d CH |
1357 | (*index)++; |
1358 | } | |
1359 | ||
1360 | return 0; | |
1361 | ||
1362 | out_free_port_info: | |
1363 | kfree(port_info); | |
1364 | out: | |
1365 | return error; | |
1366 | } | |
1367 | ||
1368 | static void | |
1369 | mptsas_scan_sas_topology(MPT_ADAPTER *ioc) | |
1370 | { | |
1371 | u32 handle = 0xFFFF; | |
1372 | int index = 0; | |
1373 | ||
1374 | mptsas_probe_hba_phys(ioc, &index); | |
1375 | while (!mptsas_probe_expander_phys(ioc, &handle, &index)) | |
1376 | ; | |
1377 | } | |
1378 | ||
9a28f49a CH |
1379 | static struct mptsas_phyinfo * |
1380 | mptsas_find_phyinfo_by_parent(MPT_ADAPTER *ioc, u16 parent_handle, u8 phy_id) | |
1381 | { | |
1382 | struct mptsas_portinfo *port_info; | |
1383 | struct mptsas_devinfo device_info; | |
1384 | struct mptsas_phyinfo *phy_info = NULL; | |
1385 | int i, error; | |
1386 | ||
1387 | /* | |
1388 | * Retrieve the parent sas_address | |
1389 | */ | |
1390 | error = mptsas_sas_device_pg0(ioc, &device_info, | |
1391 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1392 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1393 | parent_handle); | |
1394 | if (error) { | |
1395 | printk("mptsas: failed to retrieve device page\n"); | |
1396 | return NULL; | |
1397 | } | |
1398 | ||
1399 | /* | |
1400 | * The phy_info structures are never deallocated during lifetime of | |
1401 | * a host, so the code below is safe without additional refcounting. | |
1402 | */ | |
1403 | mutex_lock(&ioc->sas_topology_mutex); | |
1404 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
1405 | for (i = 0; i < port_info->num_phys; i++) { | |
1406 | if (port_info->phy_info[i].identify.sas_address == | |
1407 | device_info.sas_address && | |
1408 | port_info->phy_info[i].phy_id == phy_id) { | |
1409 | phy_info = &port_info->phy_info[i]; | |
1410 | break; | |
1411 | } | |
1412 | } | |
1413 | } | |
1414 | mutex_unlock(&ioc->sas_topology_mutex); | |
1415 | ||
1416 | return phy_info; | |
1417 | } | |
1418 | ||
1419 | static struct mptsas_phyinfo * | |
c73787ee | 1420 | mptsas_find_phyinfo_by_target(MPT_ADAPTER *ioc, u32 id) |
9a28f49a CH |
1421 | { |
1422 | struct mptsas_portinfo *port_info; | |
1423 | struct mptsas_phyinfo *phy_info = NULL; | |
1424 | int i; | |
1425 | ||
1426 | /* | |
1427 | * The phy_info structures are never deallocated during lifetime of | |
1428 | * a host, so the code below is safe without additional refcounting. | |
1429 | */ | |
1430 | mutex_lock(&ioc->sas_topology_mutex); | |
1431 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
c73787ee ME |
1432 | for (i = 0; i < port_info->num_phys; i++) |
1433 | if (mptsas_is_end_device(&port_info->phy_info[i].attached)) | |
1434 | if (port_info->phy_info[i].attached.id == id) { | |
1435 | phy_info = &port_info->phy_info[i]; | |
1436 | break; | |
1437 | } | |
9a28f49a CH |
1438 | } |
1439 | mutex_unlock(&ioc->sas_topology_mutex); | |
1440 | ||
1441 | return phy_info; | |
1442 | } | |
1443 | ||
4b766471 ME |
1444 | /* |
1445 | * Work queue thread to clear the persitency table | |
1446 | */ | |
1447 | static void | |
1448 | mptscsih_sas_persist_clear_table(void * arg) | |
1449 | { | |
1450 | MPT_ADAPTER *ioc = (MPT_ADAPTER *)arg; | |
1451 | ||
1452 | mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT); | |
1453 | } | |
1454 | ||
9a28f49a CH |
1455 | static void |
1456 | mptsas_hotplug_work(void *arg) | |
1457 | { | |
1458 | struct mptsas_hotplug_event *ev = arg; | |
1459 | MPT_ADAPTER *ioc = ev->ioc; | |
1460 | struct mptsas_phyinfo *phy_info; | |
1461 | struct sas_rphy *rphy; | |
c73787ee | 1462 | struct scsi_device *sdev; |
9a28f49a | 1463 | char *ds = NULL; |
c73787ee | 1464 | struct mptsas_devinfo sas_device; |
9a28f49a CH |
1465 | |
1466 | switch (ev->event_type) { | |
1467 | case MPTSAS_DEL_DEVICE: | |
9a28f49a | 1468 | |
c73787ee | 1469 | phy_info = mptsas_find_phyinfo_by_target(ioc, ev->id); |
9a28f49a CH |
1470 | if (!phy_info) { |
1471 | printk("mptsas: remove event for non-existant PHY.\n"); | |
1472 | break; | |
1473 | } | |
1474 | ||
c73787ee ME |
1475 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
1476 | ds = "ssp"; | |
1477 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
1478 | ds = "stp"; | |
1479 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
1480 | ds = "sata"; | |
1481 | ||
1482 | printk(MYIOC_s_INFO_FMT | |
1483 | "removing %s device, channel %d, id %d, phy %d\n", | |
1484 | ioc->name, ds, ev->channel, ev->id, phy_info->phy_id); | |
1485 | ||
9a28f49a CH |
1486 | if (phy_info->rphy) { |
1487 | sas_rphy_delete(phy_info->rphy); | |
1488 | phy_info->rphy = NULL; | |
1489 | } | |
1490 | break; | |
1491 | case MPTSAS_ADD_DEVICE: | |
c73787ee ME |
1492 | |
1493 | /* | |
e3094447 | 1494 | * Refresh sas device pg0 data |
c73787ee | 1495 | */ |
e3094447 CH |
1496 | if (mptsas_sas_device_pg0(ioc, &sas_device, |
1497 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << | |
1498 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), ev->id)) | |
1499 | break; | |
9a28f49a CH |
1500 | |
1501 | phy_info = mptsas_find_phyinfo_by_parent(ioc, | |
e3094447 | 1502 | sas_device.handle_parent, sas_device.phy_id); |
9a28f49a CH |
1503 | if (!phy_info) { |
1504 | printk("mptsas: add event for non-existant PHY.\n"); | |
1505 | break; | |
1506 | } | |
1507 | ||
1508 | if (phy_info->rphy) { | |
1509 | printk("mptsas: trying to add existing device.\n"); | |
1510 | break; | |
1511 | } | |
1512 | ||
e3094447 CH |
1513 | memcpy(&phy_info->attached, &sas_device, |
1514 | sizeof(struct mptsas_devinfo)); | |
9a28f49a | 1515 | |
c73787ee ME |
1516 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
1517 | ds = "ssp"; | |
1518 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
1519 | ds = "stp"; | |
1520 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
1521 | ds = "sata"; | |
1522 | ||
1523 | printk(MYIOC_s_INFO_FMT | |
1524 | "attaching %s device, channel %d, id %d, phy %d\n", | |
1525 | ioc->name, ds, ev->channel, ev->id, ev->phy_id); | |
1526 | ||
1527 | ||
9a28f49a CH |
1528 | rphy = sas_rphy_alloc(phy_info->phy); |
1529 | if (!rphy) | |
1530 | break; /* non-fatal: an rphy can be added later */ | |
1531 | ||
1532 | mptsas_parse_device_info(&rphy->identify, &phy_info->attached); | |
1533 | if (sas_rphy_add(rphy)) { | |
1534 | sas_rphy_free(rphy); | |
1535 | break; | |
1536 | } | |
1537 | ||
1538 | phy_info->rphy = rphy; | |
1539 | break; | |
c73787ee ME |
1540 | case MPTSAS_ADD_RAID: |
1541 | sdev = scsi_device_lookup( | |
1542 | ioc->sh, | |
1543 | ioc->num_ports, | |
1544 | ev->id, | |
1545 | 0); | |
1546 | if (sdev) { | |
1547 | scsi_device_put(sdev); | |
1548 | break; | |
1549 | } | |
1550 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 1551 | "attaching raid volume, channel %d, id %d\n", |
c73787ee ME |
1552 | ioc->name, ioc->num_ports, ev->id); |
1553 | scsi_add_device(ioc->sh, | |
1554 | ioc->num_ports, | |
1555 | ev->id, | |
1556 | 0); | |
1557 | mpt_findImVolumes(ioc); | |
1558 | break; | |
1559 | case MPTSAS_DEL_RAID: | |
1560 | sdev = scsi_device_lookup( | |
1561 | ioc->sh, | |
1562 | ioc->num_ports, | |
1563 | ev->id, | |
1564 | 0); | |
1565 | if (!sdev) | |
1566 | break; | |
1567 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 1568 | "removing raid volume, channel %d, id %d\n", |
c73787ee ME |
1569 | ioc->name, ioc->num_ports, ev->id); |
1570 | scsi_remove_device(sdev); | |
1571 | scsi_device_put(sdev); | |
1572 | mpt_findImVolumes(ioc); | |
1573 | break; | |
9a28f49a CH |
1574 | } |
1575 | ||
1576 | kfree(ev); | |
1577 | } | |
1578 | ||
1579 | static void | |
1580 | mptscsih_send_sas_event(MPT_ADAPTER *ioc, | |
1581 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) | |
1582 | { | |
1583 | struct mptsas_hotplug_event *ev; | |
1584 | u32 device_info = le32_to_cpu(sas_event_data->DeviceInfo); | |
1585 | __le64 sas_address; | |
1586 | ||
1587 | if ((device_info & | |
1588 | (MPI_SAS_DEVICE_INFO_SSP_TARGET | | |
1589 | MPI_SAS_DEVICE_INFO_STP_TARGET | | |
1590 | MPI_SAS_DEVICE_INFO_SATA_DEVICE )) == 0) | |
1591 | return; | |
1592 | ||
4b766471 ME |
1593 | switch (sas_event_data->ReasonCode) { |
1594 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: | |
1595 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: | |
1596 | ev = kmalloc(sizeof(*ev), GFP_ATOMIC); | |
1597 | if (!ev) { | |
1598 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); | |
1599 | break; | |
1600 | } | |
9a28f49a | 1601 | |
4b766471 ME |
1602 | INIT_WORK(&ev->work, mptsas_hotplug_work, ev); |
1603 | ev->ioc = ioc; | |
1604 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); | |
1605 | ev->parent_handle = | |
1606 | le16_to_cpu(sas_event_data->ParentDevHandle); | |
1607 | ev->channel = sas_event_data->Bus; | |
1608 | ev->id = sas_event_data->TargetID; | |
1609 | ev->phy_id = sas_event_data->PhyNum; | |
1610 | memcpy(&sas_address, &sas_event_data->SASAddress, | |
1611 | sizeof(__le64)); | |
1612 | ev->sas_address = le64_to_cpu(sas_address); | |
1613 | ev->device_info = device_info; | |
1614 | ||
1615 | if (sas_event_data->ReasonCode & | |
1616 | MPI_EVENT_SAS_DEV_STAT_RC_ADDED) | |
1617 | ev->event_type = MPTSAS_ADD_DEVICE; | |
1618 | else | |
1619 | ev->event_type = MPTSAS_DEL_DEVICE; | |
1620 | schedule_work(&ev->work); | |
1621 | break; | |
1622 | case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: | |
1623 | /* | |
1624 | * Persistent table is full. | |
1625 | */ | |
1626 | INIT_WORK(&ioc->mptscsih_persistTask, | |
1627 | mptscsih_sas_persist_clear_table, | |
1628 | (void *)ioc); | |
1629 | schedule_work(&ioc->mptscsih_persistTask); | |
1630 | break; | |
1631 | case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: | |
1632 | /* TODO */ | |
1633 | case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: | |
1634 | /* TODO */ | |
1635 | default: | |
1636 | break; | |
9a28f49a | 1637 | } |
9a28f49a CH |
1638 | } |
1639 | ||
c73787ee ME |
1640 | static void |
1641 | mptscsih_send_raid_event(MPT_ADAPTER *ioc, | |
1642 | EVENT_DATA_RAID *raid_event_data) | |
1643 | { | |
1644 | struct mptsas_hotplug_event *ev; | |
1645 | RAID_VOL0_STATUS * volumeStatus; | |
1646 | ||
1647 | if (ioc->bus_type != SAS) | |
1648 | return; | |
1649 | ||
1650 | ev = kmalloc(sizeof(*ev), GFP_ATOMIC); | |
1651 | if (!ev) { | |
1652 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); | |
1653 | return; | |
1654 | } | |
1655 | ||
1656 | memset(ev,0,sizeof(struct mptsas_hotplug_event)); | |
1657 | INIT_WORK(&ev->work, mptsas_hotplug_work, ev); | |
1658 | ev->ioc = ioc; | |
1659 | ev->id = raid_event_data->VolumeID; | |
1660 | ||
1661 | switch (raid_event_data->ReasonCode) { | |
1662 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED: | |
1663 | ev->event_type = MPTSAS_ADD_DEVICE; | |
1664 | break; | |
1665 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED: | |
1666 | ev->event_type = MPTSAS_DEL_DEVICE; | |
1667 | break; | |
1668 | case MPI_EVENT_RAID_RC_VOLUME_DELETED: | |
1669 | ev->event_type = MPTSAS_DEL_RAID; | |
1670 | break; | |
1671 | case MPI_EVENT_RAID_RC_VOLUME_CREATED: | |
1672 | ev->event_type = MPTSAS_ADD_RAID; | |
1673 | break; | |
1674 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED: | |
1675 | volumeStatus = (RAID_VOL0_STATUS *) & | |
1676 | raid_event_data->SettingsStatus; | |
1677 | ev->event_type = (volumeStatus->State == | |
1678 | MPI_RAIDVOL0_STATUS_STATE_FAILED) ? | |
1679 | MPTSAS_DEL_RAID : MPTSAS_ADD_RAID; | |
1680 | break; | |
1681 | default: | |
1682 | break; | |
1683 | } | |
1684 | schedule_work(&ev->work); | |
1685 | } | |
1686 | ||
9a28f49a CH |
1687 | static int |
1688 | mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply) | |
1689 | { | |
c73787ee | 1690 | int rc=1; |
9a28f49a CH |
1691 | u8 event = le32_to_cpu(reply->Event) & 0xFF; |
1692 | ||
1693 | if (!ioc->sh) | |
c73787ee | 1694 | goto out; |
9a28f49a CH |
1695 | |
1696 | switch (event) { | |
1697 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
1698 | mptscsih_send_sas_event(ioc, | |
1699 | (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data); | |
c73787ee ME |
1700 | break; |
1701 | case MPI_EVENT_INTEGRATED_RAID: | |
1702 | mptscsih_send_raid_event(ioc, | |
1703 | (EVENT_DATA_RAID *)reply->Data); | |
1704 | break; | |
79de278e ME |
1705 | case MPI_EVENT_PERSISTENT_TABLE_FULL: |
1706 | INIT_WORK(&ioc->mptscsih_persistTask, | |
1707 | mptscsih_sas_persist_clear_table, | |
1708 | (void *)ioc); | |
1709 | schedule_work(&ioc->mptscsih_persistTask); | |
1710 | break; | |
4b766471 | 1711 | case MPI_EVENT_SAS_DISCOVERY: |
9a28f49a | 1712 | default: |
c73787ee ME |
1713 | rc = mptscsih_event_process(ioc, reply); |
1714 | break; | |
9a28f49a | 1715 | } |
c73787ee ME |
1716 | out: |
1717 | ||
1718 | return rc; | |
9a28f49a CH |
1719 | } |
1720 | ||
0c33b27d CH |
1721 | static int |
1722 | mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) | |
1723 | { | |
1724 | struct Scsi_Host *sh; | |
1725 | MPT_SCSI_HOST *hd; | |
1726 | MPT_ADAPTER *ioc; | |
1727 | unsigned long flags; | |
1ca00bb7 | 1728 | int ii; |
0c33b27d CH |
1729 | int numSGE = 0; |
1730 | int scale; | |
1731 | int ioc_cap; | |
0c33b27d CH |
1732 | int error=0; |
1733 | int r; | |
1734 | ||
1735 | r = mpt_attach(pdev,id); | |
1736 | if (r) | |
1737 | return r; | |
1738 | ||
1739 | ioc = pci_get_drvdata(pdev); | |
1740 | ioc->DoneCtx = mptsasDoneCtx; | |
1741 | ioc->TaskCtx = mptsasTaskCtx; | |
1742 | ioc->InternalCtx = mptsasInternalCtx; | |
1743 | ||
1744 | /* Added sanity check on readiness of the MPT adapter. | |
1745 | */ | |
1746 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { | |
1747 | printk(MYIOC_s_WARN_FMT | |
1748 | "Skipping because it's not operational!\n", | |
1749 | ioc->name); | |
7acec1e7 MED |
1750 | error = -ENODEV; |
1751 | goto out_mptsas_probe; | |
0c33b27d CH |
1752 | } |
1753 | ||
1754 | if (!ioc->active) { | |
1755 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", | |
1756 | ioc->name); | |
7acec1e7 MED |
1757 | error = -ENODEV; |
1758 | goto out_mptsas_probe; | |
0c33b27d CH |
1759 | } |
1760 | ||
1761 | /* Sanity check - ensure at least 1 port is INITIATOR capable | |
1762 | */ | |
1763 | ioc_cap = 0; | |
1764 | for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { | |
1765 | if (ioc->pfacts[ii].ProtocolFlags & | |
1766 | MPI_PORTFACTS_PROTOCOL_INITIATOR) | |
1767 | ioc_cap++; | |
1768 | } | |
1769 | ||
1770 | if (!ioc_cap) { | |
1771 | printk(MYIOC_s_WARN_FMT | |
1772 | "Skipping ioc=%p because SCSI Initiator mode " | |
1773 | "is NOT enabled!\n", ioc->name, ioc); | |
466544d8 | 1774 | return 0; |
0c33b27d CH |
1775 | } |
1776 | ||
1777 | sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); | |
1778 | if (!sh) { | |
1779 | printk(MYIOC_s_WARN_FMT | |
1780 | "Unable to register controller with SCSI subsystem\n", | |
1781 | ioc->name); | |
7acec1e7 MED |
1782 | error = -1; |
1783 | goto out_mptsas_probe; | |
0c33b27d CH |
1784 | } |
1785 | ||
1786 | spin_lock_irqsave(&ioc->FreeQlock, flags); | |
1787 | ||
1788 | /* Attach the SCSI Host to the IOC structure | |
1789 | */ | |
1790 | ioc->sh = sh; | |
1791 | ||
1792 | sh->io_port = 0; | |
1793 | sh->n_io_port = 0; | |
1794 | sh->irq = 0; | |
1795 | ||
1796 | /* set 16 byte cdb's */ | |
1797 | sh->max_cmd_len = 16; | |
1798 | ||
1799 | sh->max_id = ioc->pfacts->MaxDevices + 1; | |
1800 | ||
1801 | sh->transportt = mptsas_transport_template; | |
1802 | ||
1803 | sh->max_lun = MPT_LAST_LUN + 1; | |
1804 | sh->max_channel = 0; | |
1805 | sh->this_id = ioc->pfacts[0].PortSCSIID; | |
1806 | ||
1807 | /* Required entry. | |
1808 | */ | |
1809 | sh->unique_id = ioc->id; | |
1810 | ||
1811 | INIT_LIST_HEAD(&ioc->sas_topology); | |
9a28f49a CH |
1812 | mutex_init(&ioc->sas_topology_mutex); |
1813 | ||
eeb846ce | 1814 | mutex_init(&ioc->sas_mgmt.mutex); |
da4fa655 | 1815 | init_completion(&ioc->sas_mgmt.done); |
0c33b27d CH |
1816 | |
1817 | /* Verify that we won't exceed the maximum | |
1818 | * number of chain buffers | |
1819 | * We can optimize: ZZ = req_sz/sizeof(SGE) | |
1820 | * For 32bit SGE's: | |
1821 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ | |
1822 | * + (req_sz - 64)/sizeof(SGE) | |
1823 | * A slightly different algorithm is required for | |
1824 | * 64bit SGEs. | |
1825 | */ | |
1826 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); | |
1827 | if (sizeof(dma_addr_t) == sizeof(u64)) { | |
1828 | numSGE = (scale - 1) * | |
1829 | (ioc->facts.MaxChainDepth-1) + scale + | |
1830 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + | |
1831 | sizeof(u32)); | |
1832 | } else { | |
1833 | numSGE = 1 + (scale - 1) * | |
1834 | (ioc->facts.MaxChainDepth-1) + scale + | |
1835 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + | |
1836 | sizeof(u32)); | |
1837 | } | |
1838 | ||
1839 | if (numSGE < sh->sg_tablesize) { | |
1840 | /* Reset this value */ | |
1841 | dprintk((MYIOC_s_INFO_FMT | |
1842 | "Resetting sg_tablesize to %d from %d\n", | |
1843 | ioc->name, numSGE, sh->sg_tablesize)); | |
1844 | sh->sg_tablesize = numSGE; | |
1845 | } | |
1846 | ||
1847 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
1848 | ||
1849 | hd = (MPT_SCSI_HOST *) sh->hostdata; | |
1850 | hd->ioc = ioc; | |
1851 | ||
1852 | /* SCSI needs scsi_cmnd lookup table! | |
1853 | * (with size equal to req_depth*PtrSz!) | |
1854 | */ | |
1ca00bb7 CH |
1855 | hd->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC); |
1856 | if (!hd->ScsiLookup) { | |
0c33b27d | 1857 | error = -ENOMEM; |
7acec1e7 | 1858 | goto out_mptsas_probe; |
0c33b27d CH |
1859 | } |
1860 | ||
1ca00bb7 CH |
1861 | dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n", |
1862 | ioc->name, hd->ScsiLookup)); | |
0c33b27d CH |
1863 | |
1864 | /* Allocate memory for the device structures. | |
1865 | * A non-Null pointer at an offset | |
1866 | * indicates a device exists. | |
1867 | * max_id = 1 + maximum id (hosts.h) | |
1868 | */ | |
1ca00bb7 CH |
1869 | hd->Targets = kcalloc(sh->max_id, sizeof(void *), GFP_ATOMIC); |
1870 | if (!hd->Targets) { | |
0c33b27d | 1871 | error = -ENOMEM; |
7acec1e7 | 1872 | goto out_mptsas_probe; |
0c33b27d CH |
1873 | } |
1874 | ||
1ca00bb7 | 1875 | dprintk((KERN_INFO " vtarget @ %p\n", hd->Targets)); |
0c33b27d CH |
1876 | |
1877 | /* Clear the TM flags | |
1878 | */ | |
1879 | hd->tmPending = 0; | |
1880 | hd->tmState = TM_STATE_NONE; | |
1881 | hd->resetPending = 0; | |
1882 | hd->abortSCpnt = NULL; | |
1883 | ||
1884 | /* Clear the pointer used to store | |
1885 | * single-threaded commands, i.e., those | |
1886 | * issued during a bus scan, dv and | |
1887 | * configuration pages. | |
1888 | */ | |
1889 | hd->cmdPtr = NULL; | |
1890 | ||
1891 | /* Initialize this SCSI Hosts' timers | |
1892 | * To use, set the timer expires field | |
1893 | * and add_timer | |
1894 | */ | |
1895 | init_timer(&hd->timer); | |
1896 | hd->timer.data = (unsigned long) hd; | |
1897 | hd->timer.function = mptscsih_timer_expired; | |
1898 | ||
1899 | hd->mpt_pq_filter = mpt_pq_filter; | |
1900 | ioc->sas_data.ptClear = mpt_pt_clear; | |
1901 | ||
1902 | if (ioc->sas_data.ptClear==1) { | |
1903 | mptbase_sas_persist_operation( | |
1904 | ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); | |
1905 | } | |
1906 | ||
1907 | ddvprintk((MYIOC_s_INFO_FMT | |
1908 | "mpt_pq_filter %x mpt_pq_filter %x\n", | |
1909 | ioc->name, | |
1910 | mpt_pq_filter, | |
1911 | mpt_pq_filter)); | |
1912 | ||
1913 | init_waitqueue_head(&hd->scandv_waitq); | |
1914 | hd->scandv_wait_done = 0; | |
1915 | hd->last_queue_full = 0; | |
1916 | ||
1917 | error = scsi_add_host(sh, &ioc->pcidev->dev); | |
1918 | if (error) { | |
1919 | dprintk((KERN_ERR MYNAM | |
1920 | "scsi_add_host failed\n")); | |
7acec1e7 | 1921 | goto out_mptsas_probe; |
0c33b27d CH |
1922 | } |
1923 | ||
1924 | mptsas_scan_sas_topology(ioc); | |
1925 | ||
816aa907 ME |
1926 | /* |
1927 | Reporting RAID volumes. | |
1928 | */ | |
1929 | if (!ioc->raid_data.pIocPg2) | |
1930 | return 0; | |
1931 | if (!ioc->raid_data.pIocPg2->NumActiveVolumes) | |
1932 | return 0; | |
1933 | for (ii=0;ii<ioc->raid_data.pIocPg2->NumActiveVolumes;ii++) { | |
1934 | scsi_add_device(sh, | |
1935 | ioc->num_ports, | |
1936 | ioc->raid_data.pIocPg2->RaidVolume[ii].VolumeID, | |
1937 | 0); | |
1938 | } | |
1939 | ||
0c33b27d CH |
1940 | return 0; |
1941 | ||
7acec1e7 | 1942 | out_mptsas_probe: |
0c33b27d CH |
1943 | |
1944 | mptscsih_remove(pdev); | |
1945 | return error; | |
1946 | } | |
1947 | ||
1948 | static void __devexit mptsas_remove(struct pci_dev *pdev) | |
1949 | { | |
1950 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); | |
1951 | struct mptsas_portinfo *p, *n; | |
1952 | ||
1953 | sas_remove_host(ioc->sh); | |
1954 | ||
9a28f49a | 1955 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
1956 | list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { |
1957 | list_del(&p->list); | |
1958 | kfree(p); | |
1959 | } | |
9a28f49a | 1960 | mutex_unlock(&ioc->sas_topology_mutex); |
0c33b27d CH |
1961 | |
1962 | mptscsih_remove(pdev); | |
1963 | } | |
1964 | ||
1965 | static struct pci_device_id mptsas_pci_table[] = { | |
1966 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1064, | |
1967 | PCI_ANY_ID, PCI_ANY_ID }, | |
1968 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1066, | |
1969 | PCI_ANY_ID, PCI_ANY_ID }, | |
1970 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1068, | |
1971 | PCI_ANY_ID, PCI_ANY_ID }, | |
1972 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1064E, | |
1973 | PCI_ANY_ID, PCI_ANY_ID }, | |
1974 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1066E, | |
1975 | PCI_ANY_ID, PCI_ANY_ID }, | |
1976 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1068E, | |
1977 | PCI_ANY_ID, PCI_ANY_ID }, | |
1978 | {0} /* Terminating entry */ | |
1979 | }; | |
1980 | MODULE_DEVICE_TABLE(pci, mptsas_pci_table); | |
1981 | ||
1982 | ||
1983 | static struct pci_driver mptsas_driver = { | |
1984 | .name = "mptsas", | |
1985 | .id_table = mptsas_pci_table, | |
1986 | .probe = mptsas_probe, | |
1987 | .remove = __devexit_p(mptsas_remove), | |
1988 | .shutdown = mptscsih_shutdown, | |
1989 | #ifdef CONFIG_PM | |
1990 | .suspend = mptscsih_suspend, | |
1991 | .resume = mptscsih_resume, | |
1992 | #endif | |
1993 | }; | |
1994 | ||
1995 | static int __init | |
1996 | mptsas_init(void) | |
1997 | { | |
1998 | show_mptmod_ver(my_NAME, my_VERSION); | |
1999 | ||
2000 | mptsas_transport_template = | |
2001 | sas_attach_transport(&mptsas_transport_functions); | |
2002 | if (!mptsas_transport_template) | |
2003 | return -ENODEV; | |
2004 | ||
2005 | mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); | |
2006 | mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER); | |
2007 | mptsasInternalCtx = | |
2008 | mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); | |
da4fa655 | 2009 | mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); |
0c33b27d | 2010 | |
9a28f49a | 2011 | if (mpt_event_register(mptsasDoneCtx, mptsas_event_process) == 0) { |
3a892bef | 2012 | devtverboseprintk((KERN_INFO MYNAM |
0c33b27d CH |
2013 | ": Registered for IOC event notifications\n")); |
2014 | } | |
2015 | ||
2016 | if (mpt_reset_register(mptsasDoneCtx, mptscsih_ioc_reset) == 0) { | |
2017 | dprintk((KERN_INFO MYNAM | |
2018 | ": Registered for IOC reset notifications\n")); | |
2019 | } | |
2020 | ||
2021 | return pci_register_driver(&mptsas_driver); | |
2022 | } | |
2023 | ||
2024 | static void __exit | |
2025 | mptsas_exit(void) | |
2026 | { | |
2027 | pci_unregister_driver(&mptsas_driver); | |
2028 | sas_release_transport(mptsas_transport_template); | |
2029 | ||
2030 | mpt_reset_deregister(mptsasDoneCtx); | |
2031 | mpt_event_deregister(mptsasDoneCtx); | |
2032 | ||
da4fa655 | 2033 | mpt_deregister(mptsasMgmtCtx); |
0c33b27d CH |
2034 | mpt_deregister(mptsasInternalCtx); |
2035 | mpt_deregister(mptsasTaskCtx); | |
2036 | mpt_deregister(mptsasDoneCtx); | |
2037 | } | |
2038 | ||
2039 | module_init(mptsas_init); | |
2040 | module_exit(mptsas_exit); |