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> | |
547f9a21 | 53 | #include <linux/delay.h> /* for mdelay */ |
0c33b27d | 54 | |
547f9a21 | 55 | #include <scsi/scsi.h> |
0c33b27d CH |
56 | #include <scsi/scsi_cmnd.h> |
57 | #include <scsi/scsi_device.h> | |
58 | #include <scsi/scsi_host.h> | |
59 | #include <scsi/scsi_transport_sas.h> | |
547f9a21 | 60 | #include <scsi/scsi_dbg.h> |
0c33b27d CH |
61 | |
62 | #include "mptbase.h" | |
63 | #include "mptscsih.h" | |
64 | ||
65 | ||
66 | #define my_NAME "Fusion MPT SAS Host driver" | |
67 | #define my_VERSION MPT_LINUX_VERSION_COMMON | |
68 | #define MYNAM "mptsas" | |
69 | ||
70 | MODULE_AUTHOR(MODULEAUTHOR); | |
71 | MODULE_DESCRIPTION(my_NAME); | |
72 | MODULE_LICENSE("GPL"); | |
73 | ||
74 | static int mpt_pq_filter; | |
75 | module_param(mpt_pq_filter, int, 0); | |
76 | MODULE_PARM_DESC(mpt_pq_filter, | |
77 | "Enable peripheral qualifier filter: enable=1 " | |
78 | "(default=0)"); | |
79 | ||
80 | static int mpt_pt_clear; | |
81 | module_param(mpt_pt_clear, int, 0); | |
82 | MODULE_PARM_DESC(mpt_pt_clear, | |
83 | "Clear persistency table: enable=1 " | |
84 | "(default=MPTSCSIH_PT_CLEAR=0)"); | |
85 | ||
86 | static int mptsasDoneCtx = -1; | |
87 | static int mptsasTaskCtx = -1; | |
88 | static int mptsasInternalCtx = -1; /* Used only for internal commands */ | |
da4fa655 | 89 | static int mptsasMgmtCtx = -1; |
0c33b27d CH |
90 | |
91 | ||
9a28f49a CH |
92 | enum mptsas_hotplug_action { |
93 | MPTSAS_ADD_DEVICE, | |
94 | MPTSAS_DEL_DEVICE, | |
c73787ee ME |
95 | MPTSAS_ADD_RAID, |
96 | MPTSAS_DEL_RAID, | |
bd23e94c | 97 | MPTSAS_IGNORE_EVENT, |
9a28f49a CH |
98 | }; |
99 | ||
100 | struct mptsas_hotplug_event { | |
101 | struct work_struct work; | |
102 | MPT_ADAPTER *ioc; | |
103 | enum mptsas_hotplug_action event_type; | |
104 | u64 sas_address; | |
105 | u32 channel; | |
106 | u32 id; | |
107 | u32 device_info; | |
108 | u16 handle; | |
109 | u16 parent_handle; | |
110 | u8 phy_id; | |
f44e5461 ME |
111 | u8 phys_disk_num; |
112 | u8 phys_disk_num_valid; | |
9a28f49a CH |
113 | }; |
114 | ||
e6b2d76a ME |
115 | struct mptsas_discovery_event { |
116 | struct work_struct work; | |
117 | MPT_ADAPTER *ioc; | |
118 | }; | |
119 | ||
0c33b27d CH |
120 | /* |
121 | * SAS topology structures | |
122 | * | |
123 | * The MPT Fusion firmware interface spreads information about the | |
124 | * SAS topology over many manufacture pages, thus we need some data | |
125 | * structure to collect it and process it for the SAS transport class. | |
126 | */ | |
127 | ||
128 | struct mptsas_devinfo { | |
129 | u16 handle; /* unique id to address this device */ | |
c73787ee | 130 | u16 handle_parent; /* unique id to address parent device */ |
e3094447 CH |
131 | u16 handle_enclosure; /* enclosure identifier of the enclosure */ |
132 | u16 slot; /* physical slot in enclosure */ | |
0c33b27d CH |
133 | u8 phy_id; /* phy number of parent device */ |
134 | u8 port_id; /* sas physical port this device | |
135 | is assoc'd with */ | |
9a28f49a CH |
136 | u8 id; /* logical target id of this device */ |
137 | u8 channel; /* logical bus number of this device */ | |
0c33b27d CH |
138 | u64 sas_address; /* WWN of this device, |
139 | SATA is assigned by HBA,expander */ | |
140 | u32 device_info; /* bitfield detailed info about this device */ | |
141 | }; | |
142 | ||
547f9a21 EM |
143 | /* |
144 | * Specific details on ports, wide/narrow | |
145 | */ | |
146 | struct mptsas_portinfo_details{ | |
147 | u8 port_id; /* port number provided to transport */ | |
148 | u16 num_phys; /* number of phys belong to this port */ | |
149 | u64 phy_bitmask; /* TODO, extend support for 255 phys */ | |
150 | struct sas_rphy *rphy; /* transport layer rphy object */ | |
151 | struct sas_port *port; /* transport layer port object */ | |
152 | struct scsi_target *starget; | |
153 | struct mptsas_portinfo *port_info; | |
154 | }; | |
155 | ||
0c33b27d CH |
156 | struct mptsas_phyinfo { |
157 | u8 phy_id; /* phy index */ | |
547f9a21 | 158 | u8 port_id; /* firmware port identifier */ |
0c33b27d CH |
159 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ |
160 | u8 hw_link_rate; /* hardware max/min phys link rate */ | |
161 | u8 programmed_link_rate; /* programmed max/min phy link rate */ | |
547f9a21 | 162 | u8 sas_port_add_phy; /* flag to request sas_port_add_phy*/ |
0c33b27d CH |
163 | struct mptsas_devinfo identify; /* point to phy device info */ |
164 | struct mptsas_devinfo attached; /* point to attached device info */ | |
547f9a21 EM |
165 | struct sas_phy *phy; /* transport layer phy object */ |
166 | struct mptsas_portinfo *portinfo; | |
167 | struct mptsas_portinfo_details * port_details; | |
0c33b27d CH |
168 | }; |
169 | ||
170 | struct mptsas_portinfo { | |
171 | struct list_head list; | |
172 | u16 handle; /* unique id to address this */ | |
547f9a21 | 173 | u16 num_phys; /* number of phys */ |
0c33b27d CH |
174 | struct mptsas_phyinfo *phy_info; |
175 | }; | |
176 | ||
e3094447 CH |
177 | struct mptsas_enclosure { |
178 | u64 enclosure_logical_id; /* The WWN for the enclosure */ | |
179 | u16 enclosure_handle; /* unique id to address this */ | |
180 | u16 flags; /* details enclosure management */ | |
181 | u16 num_slot; /* num slots */ | |
182 | u16 start_slot; /* first slot */ | |
183 | u8 start_id; /* starting logical target id */ | |
184 | u8 start_channel; /* starting logical channel id */ | |
185 | u8 sep_id; /* SEP device logical target id */ | |
186 | u8 sep_channel; /* SEP channel logical channel id */ | |
187 | }; | |
188 | ||
547f9a21 | 189 | #ifdef MPT_DEBUG_SAS |
b5141128 CH |
190 | static void mptsas_print_phy_data(MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) |
191 | { | |
192 | printk("---- IO UNIT PAGE 0 ------------\n"); | |
193 | printk("Handle=0x%X\n", | |
194 | le16_to_cpu(phy_data->AttachedDeviceHandle)); | |
195 | printk("Controller Handle=0x%X\n", | |
196 | le16_to_cpu(phy_data->ControllerDevHandle)); | |
197 | printk("Port=0x%X\n", phy_data->Port); | |
198 | printk("Port Flags=0x%X\n", phy_data->PortFlags); | |
199 | printk("PHY Flags=0x%X\n", phy_data->PhyFlags); | |
200 | printk("Negotiated Link Rate=0x%X\n", phy_data->NegotiatedLinkRate); | |
201 | printk("Controller PHY Device Info=0x%X\n", | |
202 | le32_to_cpu(phy_data->ControllerPhyDeviceInfo)); | |
203 | printk("DiscoveryStatus=0x%X\n", | |
204 | le32_to_cpu(phy_data->DiscoveryStatus)); | |
205 | printk("\n"); | |
206 | } | |
207 | ||
208 | static void mptsas_print_phy_pg0(SasPhyPage0_t *pg0) | |
209 | { | |
210 | __le64 sas_address; | |
211 | ||
212 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
213 | ||
214 | printk("---- SAS PHY PAGE 0 ------------\n"); | |
215 | printk("Attached Device Handle=0x%X\n", | |
216 | le16_to_cpu(pg0->AttachedDevHandle)); | |
217 | printk("SAS Address=0x%llX\n", | |
218 | (unsigned long long)le64_to_cpu(sas_address)); | |
219 | printk("Attached PHY Identifier=0x%X\n", pg0->AttachedPhyIdentifier); | |
220 | printk("Attached Device Info=0x%X\n", | |
221 | le32_to_cpu(pg0->AttachedDeviceInfo)); | |
222 | printk("Programmed Link Rate=0x%X\n", pg0->ProgrammedLinkRate); | |
223 | printk("Change Count=0x%X\n", pg0->ChangeCount); | |
224 | printk("PHY Info=0x%X\n", le32_to_cpu(pg0->PhyInfo)); | |
225 | printk("\n"); | |
226 | } | |
227 | ||
228 | static void mptsas_print_phy_pg1(SasPhyPage1_t *pg1) | |
229 | { | |
230 | printk("---- SAS PHY PAGE 1 ------------\n"); | |
f9a2d2e0 CH |
231 | printk("Invalid Dword Count=0x%x\n", pg1->InvalidDwordCount); |
232 | printk("Running Disparity Error Count=0x%x\n", | |
b5141128 | 233 | pg1->RunningDisparityErrorCount); |
f9a2d2e0 CH |
234 | printk("Loss Dword Synch Count=0x%x\n", pg1->LossDwordSynchCount); |
235 | printk("PHY Reset Problem Count=0x%x\n", pg1->PhyResetProblemCount); | |
236 | printk("\n"); | |
b5141128 CH |
237 | } |
238 | ||
239 | static void mptsas_print_device_pg0(SasDevicePage0_t *pg0) | |
240 | { | |
241 | __le64 sas_address; | |
242 | ||
243 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
244 | ||
245 | printk("---- SAS DEVICE PAGE 0 ---------\n"); | |
246 | printk("Handle=0x%X\n" ,le16_to_cpu(pg0->DevHandle)); | |
e3094447 | 247 | printk("Parent Handle=0x%X\n" ,le16_to_cpu(pg0->ParentDevHandle)); |
b5141128 CH |
248 | printk("Enclosure Handle=0x%X\n", le16_to_cpu(pg0->EnclosureHandle)); |
249 | printk("Slot=0x%X\n", le16_to_cpu(pg0->Slot)); | |
250 | printk("SAS Address=0x%llX\n", le64_to_cpu(sas_address)); | |
251 | printk("Target ID=0x%X\n", pg0->TargetID); | |
252 | printk("Bus=0x%X\n", pg0->Bus); | |
f9a2d2e0 CH |
253 | /* The PhyNum field specifies the PHY number of the parent |
254 | * device this device is linked to | |
255 | */ | |
256 | printk("Parent Phy Num=0x%X\n", pg0->PhyNum); | |
257 | printk("Access Status=0x%X\n", le16_to_cpu(pg0->AccessStatus)); | |
b5141128 CH |
258 | printk("Device Info=0x%X\n", le32_to_cpu(pg0->DeviceInfo)); |
259 | printk("Flags=0x%X\n", le16_to_cpu(pg0->Flags)); | |
260 | printk("Physical Port=0x%X\n", pg0->PhysicalPort); | |
261 | printk("\n"); | |
262 | } | |
263 | ||
264 | static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1) | |
265 | { | |
266 | printk("---- SAS EXPANDER PAGE 1 ------------\n"); | |
267 | ||
268 | printk("Physical Port=0x%X\n", pg1->PhysicalPort); | |
f9a2d2e0 | 269 | printk("PHY Identifier=0x%X\n", pg1->PhyIdentifier); |
b5141128 CH |
270 | printk("Negotiated Link Rate=0x%X\n", pg1->NegotiatedLinkRate); |
271 | printk("Programmed Link Rate=0x%X\n", pg1->ProgrammedLinkRate); | |
272 | printk("Hardware Link Rate=0x%X\n", pg1->HwLinkRate); | |
273 | printk("Owner Device Handle=0x%X\n", | |
274 | le16_to_cpu(pg1->OwnerDevHandle)); | |
275 | printk("Attached Device Handle=0x%X\n", | |
276 | le16_to_cpu(pg1->AttachedDevHandle)); | |
277 | } | |
278 | #else | |
279 | #define mptsas_print_phy_data(phy_data) do { } while (0) | |
280 | #define mptsas_print_phy_pg0(pg0) do { } while (0) | |
281 | #define mptsas_print_phy_pg1(pg1) do { } while (0) | |
282 | #define mptsas_print_device_pg0(pg0) do { } while (0) | |
283 | #define mptsas_print_expander_pg1(pg1) do { } while (0) | |
284 | #endif | |
285 | ||
e3094447 CH |
286 | static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy) |
287 | { | |
288 | struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); | |
289 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
290 | } | |
291 | ||
292 | static inline MPT_ADAPTER *rphy_to_ioc(struct sas_rphy *rphy) | |
293 | { | |
294 | struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent); | |
295 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
296 | } | |
297 | ||
e6b2d76a ME |
298 | /* |
299 | * mptsas_find_portinfo_by_handle | |
300 | * | |
301 | * This function should be called with the sas_topology_mutex already held | |
302 | */ | |
303 | static struct mptsas_portinfo * | |
304 | mptsas_find_portinfo_by_handle(MPT_ADAPTER *ioc, u16 handle) | |
305 | { | |
306 | struct mptsas_portinfo *port_info, *rc=NULL; | |
307 | int i; | |
308 | ||
309 | list_for_each_entry(port_info, &ioc->sas_topology, list) | |
310 | for (i = 0; i < port_info->num_phys; i++) | |
311 | if (port_info->phy_info[i].identify.handle == handle) { | |
312 | rc = port_info; | |
313 | goto out; | |
314 | } | |
315 | out: | |
316 | return rc; | |
317 | } | |
318 | ||
bd23e94c ME |
319 | /* |
320 | * Returns true if there is a scsi end device | |
321 | */ | |
322 | static inline int | |
323 | mptsas_is_end_device(struct mptsas_devinfo * attached) | |
324 | { | |
547f9a21 | 325 | if ((attached->sas_address) && |
bd23e94c ME |
326 | (attached->device_info & |
327 | MPI_SAS_DEVICE_INFO_END_DEVICE) && | |
328 | ((attached->device_info & | |
329 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | | |
330 | (attached->device_info & | |
331 | MPI_SAS_DEVICE_INFO_STP_TARGET) | | |
332 | (attached->device_info & | |
333 | MPI_SAS_DEVICE_INFO_SATA_DEVICE))) | |
334 | return 1; | |
335 | else | |
336 | return 0; | |
337 | } | |
338 | ||
547f9a21 | 339 | /* no mutex */ |
376ac830 | 340 | static void |
547f9a21 EM |
341 | mptsas_port_delete(struct mptsas_portinfo_details * port_details) |
342 | { | |
343 | struct mptsas_portinfo *port_info; | |
344 | struct mptsas_phyinfo *phy_info; | |
345 | u8 i; | |
346 | ||
347 | if (!port_details) | |
348 | return; | |
349 | ||
350 | port_info = port_details->port_info; | |
351 | phy_info = port_info->phy_info; | |
352 | ||
353 | dsaswideprintk((KERN_DEBUG "%s: [%p]: port=%02d num_phys=%02d " | |
354 | "bitmask=0x%016llX\n", | |
355 | __FUNCTION__, port_details, port_details->port_id, | |
356 | port_details->num_phys, port_details->phy_bitmask)); | |
357 | ||
358 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { | |
359 | if(phy_info->port_details != port_details) | |
360 | continue; | |
361 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); | |
362 | phy_info->port_details = NULL; | |
363 | } | |
364 | kfree(port_details); | |
365 | } | |
366 | ||
367 | static inline struct sas_rphy * | |
368 | mptsas_get_rphy(struct mptsas_phyinfo *phy_info) | |
369 | { | |
370 | if (phy_info->port_details) | |
371 | return phy_info->port_details->rphy; | |
372 | else | |
373 | return NULL; | |
374 | } | |
375 | ||
376 | static inline void | |
377 | mptsas_set_rphy(struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy) | |
378 | { | |
379 | if (phy_info->port_details) { | |
380 | phy_info->port_details->rphy = rphy; | |
381 | dsaswideprintk((KERN_DEBUG "sas_rphy_add: rphy=%p\n", rphy)); | |
382 | } | |
383 | ||
384 | #ifdef MPT_DEBUG_SAS_WIDE | |
385 | if (rphy) { | |
386 | dev_printk(KERN_DEBUG, &rphy->dev, "add:"); | |
387 | printk("rphy=%p release=%p\n", | |
388 | rphy, rphy->dev.release); | |
389 | } | |
390 | #endif | |
391 | } | |
392 | ||
393 | static inline struct sas_port * | |
394 | mptsas_get_port(struct mptsas_phyinfo *phy_info) | |
395 | { | |
396 | if (phy_info->port_details) | |
397 | return phy_info->port_details->port; | |
398 | else | |
399 | return NULL; | |
400 | } | |
401 | ||
402 | static inline void | |
403 | mptsas_set_port(struct mptsas_phyinfo *phy_info, struct sas_port *port) | |
404 | { | |
405 | if (phy_info->port_details) | |
406 | phy_info->port_details->port = port; | |
407 | ||
408 | #ifdef MPT_DEBUG_SAS_WIDE | |
409 | if (port) { | |
410 | dev_printk(KERN_DEBUG, &port->dev, "add: "); | |
411 | printk("port=%p release=%p\n", | |
412 | port, port->dev.release); | |
413 | } | |
414 | #endif | |
415 | } | |
416 | ||
417 | static inline struct scsi_target * | |
418 | mptsas_get_starget(struct mptsas_phyinfo *phy_info) | |
419 | { | |
420 | if (phy_info->port_details) | |
421 | return phy_info->port_details->starget; | |
422 | else | |
423 | return NULL; | |
424 | } | |
425 | ||
426 | static inline void | |
427 | mptsas_set_starget(struct mptsas_phyinfo *phy_info, struct scsi_target * | |
428 | starget) | |
429 | { | |
430 | if (phy_info->port_details) | |
431 | phy_info->port_details->starget = starget; | |
432 | } | |
433 | ||
434 | ||
435 | /* | |
436 | * mptsas_setup_wide_ports | |
437 | * | |
438 | * Updates for new and existing narrow/wide port configuration | |
439 | * in the sas_topology | |
440 | */ | |
376ac830 | 441 | static void |
547f9a21 EM |
442 | mptsas_setup_wide_ports(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
443 | { | |
444 | struct mptsas_portinfo_details * port_details; | |
445 | struct mptsas_phyinfo *phy_info, *phy_info_cmp; | |
446 | u64 sas_address; | |
447 | int i, j; | |
448 | ||
449 | mutex_lock(&ioc->sas_topology_mutex); | |
450 | ||
451 | phy_info = port_info->phy_info; | |
452 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { | |
453 | if (phy_info->attached.handle) | |
454 | continue; | |
455 | port_details = phy_info->port_details; | |
456 | if (!port_details) | |
457 | continue; | |
458 | if (port_details->num_phys < 2) | |
459 | continue; | |
460 | /* | |
461 | * Removing a phy from a port, letting the last | |
462 | * phy be removed by firmware events. | |
463 | */ | |
464 | dsaswideprintk((KERN_DEBUG | |
465 | "%s: [%p]: port=%d deleting phy = %d\n", | |
466 | __FUNCTION__, port_details, | |
467 | port_details->port_id, i)); | |
468 | port_details->num_phys--; | |
469 | port_details->phy_bitmask &= ~ (1 << phy_info->phy_id); | |
470 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); | |
471 | sas_port_delete_phy(port_details->port, phy_info->phy); | |
472 | phy_info->port_details = NULL; | |
473 | } | |
474 | ||
475 | /* | |
476 | * Populate and refresh the tree | |
477 | */ | |
478 | phy_info = port_info->phy_info; | |
479 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { | |
480 | sas_address = phy_info->attached.sas_address; | |
481 | dsaswideprintk((KERN_DEBUG "phy_id=%d sas_address=0x%018llX\n", | |
482 | i, sas_address)); | |
483 | if (!sas_address) | |
484 | continue; | |
485 | port_details = phy_info->port_details; | |
486 | /* | |
487 | * Forming a port | |
488 | */ | |
489 | if (!port_details) { | |
490 | port_details = kzalloc(sizeof(*port_details), | |
491 | GFP_KERNEL); | |
492 | if (!port_details) | |
493 | goto out; | |
494 | port_details->num_phys = 1; | |
495 | port_details->port_info = port_info; | |
496 | port_details->port_id = ioc->port_serial_number++; | |
497 | if (phy_info->phy_id < 64 ) | |
498 | port_details->phy_bitmask |= | |
499 | (1 << phy_info->phy_id); | |
500 | phy_info->sas_port_add_phy=1; | |
501 | dsaswideprintk((KERN_DEBUG "\t\tForming port\n\t\t" | |
502 | "phy_id=%d sas_address=0x%018llX\n", | |
503 | i, sas_address)); | |
504 | phy_info->port_details = port_details; | |
505 | } | |
506 | ||
507 | if (i == port_info->num_phys - 1) | |
508 | continue; | |
509 | phy_info_cmp = &port_info->phy_info[i + 1]; | |
510 | for (j = i + 1 ; j < port_info->num_phys ; j++, | |
511 | phy_info_cmp++) { | |
512 | if (!phy_info_cmp->attached.sas_address) | |
513 | continue; | |
514 | if (sas_address != phy_info_cmp->attached.sas_address) | |
515 | continue; | |
516 | if (phy_info_cmp->port_details == port_details ) | |
517 | continue; | |
518 | dsaswideprintk((KERN_DEBUG | |
519 | "\t\tphy_id=%d sas_address=0x%018llX\n", | |
520 | j, phy_info_cmp->attached.sas_address)); | |
521 | if (phy_info_cmp->port_details) { | |
522 | port_details->rphy = | |
523 | mptsas_get_rphy(phy_info_cmp); | |
524 | port_details->port = | |
525 | mptsas_get_port(phy_info_cmp); | |
526 | port_details->starget = | |
527 | mptsas_get_starget(phy_info_cmp); | |
528 | port_details->port_id = | |
529 | phy_info_cmp->port_details->port_id; | |
530 | port_details->num_phys = | |
531 | phy_info_cmp->port_details->num_phys; | |
532 | // port_info->port_serial_number--; | |
533 | ioc->port_serial_number--; | |
534 | if (!phy_info_cmp->port_details->num_phys) | |
535 | kfree(phy_info_cmp->port_details); | |
536 | } else | |
537 | phy_info_cmp->sas_port_add_phy=1; | |
538 | /* | |
539 | * Adding a phy to a port | |
540 | */ | |
541 | phy_info_cmp->port_details = port_details; | |
542 | if (phy_info_cmp->phy_id < 64 ) | |
543 | port_details->phy_bitmask |= | |
544 | (1 << phy_info_cmp->phy_id); | |
545 | port_details->num_phys++; | |
546 | } | |
547 | } | |
548 | ||
549 | out: | |
550 | ||
551 | #ifdef MPT_DEBUG_SAS_WIDE | |
552 | for (i = 0; i < port_info->num_phys; i++) { | |
553 | port_details = port_info->phy_info[i].port_details; | |
554 | if (!port_details) | |
555 | continue; | |
556 | dsaswideprintk((KERN_DEBUG | |
557 | "%s: [%p]: phy_id=%02d port_id=%02d num_phys=%02d " | |
558 | "bitmask=0x%016llX\n", | |
559 | __FUNCTION__, | |
560 | port_details, i, port_details->port_id, | |
561 | port_details->num_phys, port_details->phy_bitmask)); | |
562 | dsaswideprintk((KERN_DEBUG"\t\tport = %p rphy=%p\n", | |
563 | port_details->port, port_details->rphy)); | |
564 | } | |
565 | dsaswideprintk((KERN_DEBUG"\n")); | |
566 | #endif | |
567 | mutex_unlock(&ioc->sas_topology_mutex); | |
568 | } | |
569 | ||
570 | static void | |
571 | mptsas_target_reset(MPT_ADAPTER *ioc, VirtTarget * vtarget) | |
572 | { | |
573 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)ioc->sh->hostdata; | |
574 | ||
575 | if (mptscsih_TMHandler(hd, | |
576 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, | |
577 | vtarget->bus_id, vtarget->target_id, 0, 0, 5) < 0) { | |
578 | hd->tmPending = 0; | |
579 | hd->tmState = TM_STATE_NONE; | |
580 | printk(MYIOC_s_WARN_FMT | |
581 | "Error processing TaskMgmt id=%d TARGET_RESET\n", | |
582 | ioc->name, vtarget->target_id); | |
583 | } | |
584 | } | |
585 | ||
e3094447 | 586 | static int |
52435430 | 587 | mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure, |
e3094447 CH |
588 | u32 form, u32 form_specific) |
589 | { | |
590 | ConfigExtendedPageHeader_t hdr; | |
591 | CONFIGPARMS cfg; | |
592 | SasEnclosurePage0_t *buffer; | |
593 | dma_addr_t dma_handle; | |
594 | int error; | |
595 | __le64 le_identifier; | |
596 | ||
597 | memset(&hdr, 0, sizeof(hdr)); | |
598 | hdr.PageVersion = MPI_SASENCLOSURE0_PAGEVERSION; | |
599 | hdr.PageNumber = 0; | |
600 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
601 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_ENCLOSURE; | |
602 | ||
603 | cfg.cfghdr.ehdr = &hdr; | |
604 | cfg.physAddr = -1; | |
605 | cfg.pageAddr = form + form_specific; | |
606 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
607 | cfg.dir = 0; /* read */ | |
608 | cfg.timeout = 10; | |
609 | ||
610 | error = mpt_config(ioc, &cfg); | |
611 | if (error) | |
612 | goto out; | |
613 | if (!hdr.ExtPageLength) { | |
614 | error = -ENXIO; | |
615 | goto out; | |
616 | } | |
617 | ||
618 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
619 | &dma_handle); | |
620 | if (!buffer) { | |
621 | error = -ENOMEM; | |
622 | goto out; | |
623 | } | |
624 | ||
625 | cfg.physAddr = dma_handle; | |
626 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
627 | ||
628 | error = mpt_config(ioc, &cfg); | |
629 | if (error) | |
630 | goto out_free_consistent; | |
631 | ||
632 | /* save config data */ | |
633 | memcpy(&le_identifier, &buffer->EnclosureLogicalID, sizeof(__le64)); | |
634 | enclosure->enclosure_logical_id = le64_to_cpu(le_identifier); | |
635 | enclosure->enclosure_handle = le16_to_cpu(buffer->EnclosureHandle); | |
636 | enclosure->flags = le16_to_cpu(buffer->Flags); | |
637 | enclosure->num_slot = le16_to_cpu(buffer->NumSlots); | |
638 | enclosure->start_slot = le16_to_cpu(buffer->StartSlot); | |
639 | enclosure->start_id = buffer->StartTargetID; | |
640 | enclosure->start_channel = buffer->StartBus; | |
641 | enclosure->sep_id = buffer->SEPTargetID; | |
642 | enclosure->sep_channel = buffer->SEPBus; | |
643 | ||
644 | out_free_consistent: | |
645 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
646 | buffer, dma_handle); | |
647 | out: | |
648 | return error; | |
649 | } | |
b5141128 | 650 | |
f013db32 JB |
651 | static int |
652 | mptsas_slave_configure(struct scsi_device *sdev) | |
653 | { | |
3c0c25b9 ME |
654 | struct Scsi_Host *host = sdev->host; |
655 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; | |
656 | ||
657 | /* | |
658 | * RAID volumes placed beyond the last expected port. | |
659 | * Ignore sending sas mode pages in that case.. | |
660 | */ | |
661 | if (sdev->channel < hd->ioc->num_ports) | |
662 | sas_read_port_mode_page(sdev); | |
f013db32 JB |
663 | |
664 | return mptscsih_slave_configure(sdev); | |
665 | } | |
666 | ||
547f9a21 EM |
667 | static int |
668 | mptsas_target_alloc(struct scsi_target *starget) | |
669 | { | |
670 | struct Scsi_Host *host = dev_to_shost(&starget->dev); | |
671 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; | |
672 | VirtTarget *vtarget; | |
673 | u32 target_id; | |
674 | u32 channel; | |
675 | struct sas_rphy *rphy; | |
676 | struct mptsas_portinfo *p; | |
677 | int i; | |
678 | ||
679 | vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL); | |
680 | if (!vtarget) | |
681 | return -ENOMEM; | |
682 | ||
683 | vtarget->starget = starget; | |
684 | vtarget->ioc_id = hd->ioc->id; | |
685 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY; | |
686 | ||
687 | target_id = starget->id; | |
688 | channel = 0; | |
689 | ||
690 | hd->Targets[target_id] = vtarget; | |
691 | ||
692 | /* | |
693 | * RAID volumes placed beyond the last expected port. | |
694 | */ | |
695 | if (starget->channel == hd->ioc->num_ports) | |
696 | goto out; | |
697 | ||
698 | rphy = dev_to_rphy(starget->dev.parent); | |
699 | mutex_lock(&hd->ioc->sas_topology_mutex); | |
700 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { | |
701 | for (i = 0; i < p->num_phys; i++) { | |
702 | if (p->phy_info[i].attached.sas_address != | |
703 | rphy->identify.sas_address) | |
704 | continue; | |
705 | target_id = p->phy_info[i].attached.id; | |
706 | channel = p->phy_info[i].attached.channel; | |
707 | mptsas_set_starget(&p->phy_info[i], starget); | |
708 | ||
709 | /* | |
710 | * Exposing hidden raid components | |
711 | */ | |
712 | if (mptscsih_is_phys_disk(hd->ioc, target_id)) { | |
713 | target_id = mptscsih_raid_id_to_num(hd, | |
714 | target_id); | |
715 | vtarget->tflags |= | |
716 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
717 | } | |
718 | mutex_unlock(&hd->ioc->sas_topology_mutex); | |
719 | goto out; | |
720 | } | |
721 | } | |
722 | mutex_unlock(&hd->ioc->sas_topology_mutex); | |
723 | ||
724 | kfree(vtarget); | |
725 | return -ENXIO; | |
726 | ||
727 | out: | |
728 | vtarget->target_id = target_id; | |
729 | vtarget->bus_id = channel; | |
730 | starget->hostdata = vtarget; | |
731 | return 0; | |
732 | } | |
733 | ||
734 | static void | |
735 | mptsas_target_destroy(struct scsi_target *starget) | |
736 | { | |
737 | struct Scsi_Host *host = dev_to_shost(&starget->dev); | |
738 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; | |
739 | struct sas_rphy *rphy; | |
740 | struct mptsas_portinfo *p; | |
741 | int i; | |
742 | ||
743 | if (!starget->hostdata) | |
744 | return; | |
745 | ||
746 | if (starget->channel == hd->ioc->num_ports) | |
747 | goto out; | |
748 | ||
749 | rphy = dev_to_rphy(starget->dev.parent); | |
750 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { | |
751 | for (i = 0; i < p->num_phys; i++) { | |
752 | if (p->phy_info[i].attached.sas_address != | |
753 | rphy->identify.sas_address) | |
754 | continue; | |
755 | mptsas_set_starget(&p->phy_info[i], NULL); | |
756 | goto out; | |
757 | } | |
758 | } | |
759 | ||
760 | out: | |
761 | kfree(starget->hostdata); | |
762 | starget->hostdata = NULL; | |
763 | } | |
764 | ||
765 | ||
0c33b27d | 766 | static int |
c7c82987 | 767 | mptsas_slave_alloc(struct scsi_device *sdev) |
0c33b27d | 768 | { |
c7c82987 | 769 | struct Scsi_Host *host = sdev->host; |
0c33b27d CH |
770 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
771 | struct sas_rphy *rphy; | |
772 | struct mptsas_portinfo *p; | |
773 | VirtDevice *vdev; | |
c7c82987 | 774 | struct scsi_target *starget; |
547f9a21 | 775 | int i; |
0c33b27d | 776 | |
1ca00bb7 | 777 | vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL); |
0c33b27d | 778 | if (!vdev) { |
547f9a21 | 779 | printk(MYIOC_s_ERR_FMT "slave_alloc kzalloc(%zd) FAILED!\n", |
0c33b27d CH |
780 | hd->ioc->name, sizeof(VirtDevice)); |
781 | return -ENOMEM; | |
782 | } | |
c7c82987 | 783 | starget = scsi_target(sdev); |
547f9a21 | 784 | vdev->vtarget = starget->hostdata; |
0c33b27d | 785 | |
816aa907 | 786 | /* |
547f9a21 EM |
787 | * RAID volumes placed beyond the last expected port. |
788 | */ | |
789 | if (sdev->channel == hd->ioc->num_ports) | |
816aa907 | 790 | goto out; |
816aa907 | 791 | |
c7c82987 | 792 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); |
9a28f49a | 793 | mutex_lock(&hd->ioc->sas_topology_mutex); |
0c33b27d CH |
794 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
795 | for (i = 0; i < p->num_phys; i++) { | |
547f9a21 EM |
796 | if (p->phy_info[i].attached.sas_address != |
797 | rphy->identify.sas_address) | |
798 | continue; | |
799 | vdev->lun = sdev->lun; | |
800 | /* | |
801 | * Exposing hidden raid components | |
802 | */ | |
803 | if (mptscsih_is_phys_disk(hd->ioc, | |
804 | p->phy_info[i].attached.id)) | |
805 | sdev->no_uld_attach = 1; | |
806 | mutex_unlock(&hd->ioc->sas_topology_mutex); | |
807 | goto out; | |
0c33b27d CH |
808 | } |
809 | } | |
9a28f49a | 810 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
0c33b27d | 811 | |
0c33b27d | 812 | kfree(vdev); |
23f236ed | 813 | return -ENXIO; |
0c33b27d CH |
814 | |
815 | out: | |
547f9a21 EM |
816 | vdev->vtarget->num_luns++; |
817 | sdev->hostdata = vdev; | |
0c33b27d CH |
818 | return 0; |
819 | } | |
820 | ||
547f9a21 EM |
821 | static int |
822 | mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) | |
9a28f49a | 823 | { |
547f9a21 | 824 | VirtDevice *vdev = SCpnt->device->hostdata; |
7d3eecf7 | 825 | |
547f9a21 EM |
826 | // scsi_print_command(SCpnt); |
827 | if (vdev->vtarget->deleted) { | |
828 | SCpnt->result = DID_NO_CONNECT << 16; | |
829 | done(SCpnt); | |
830 | return 0; | |
7d3eecf7 | 831 | } |
547f9a21 EM |
832 | |
833 | return mptscsih_qcmd(SCpnt,done); | |
9a28f49a CH |
834 | } |
835 | ||
547f9a21 | 836 | |
0c33b27d | 837 | static struct scsi_host_template mptsas_driver_template = { |
f78496da | 838 | .module = THIS_MODULE, |
0c33b27d CH |
839 | .proc_name = "mptsas", |
840 | .proc_info = mptscsih_proc_info, | |
841 | .name = "MPT SPI Host", | |
842 | .info = mptscsih_info, | |
547f9a21 EM |
843 | .queuecommand = mptsas_qcmd, |
844 | .target_alloc = mptsas_target_alloc, | |
0c33b27d | 845 | .slave_alloc = mptsas_slave_alloc, |
f013db32 | 846 | .slave_configure = mptsas_slave_configure, |
547f9a21 EM |
847 | .target_destroy = mptsas_target_destroy, |
848 | .slave_destroy = mptscsih_slave_destroy, | |
0c33b27d CH |
849 | .change_queue_depth = mptscsih_change_queue_depth, |
850 | .eh_abort_handler = mptscsih_abort, | |
851 | .eh_device_reset_handler = mptscsih_dev_reset, | |
852 | .eh_bus_reset_handler = mptscsih_bus_reset, | |
853 | .eh_host_reset_handler = mptscsih_host_reset, | |
854 | .bios_param = mptscsih_bios_param, | |
855 | .can_queue = MPT_FC_CAN_QUEUE, | |
856 | .this_id = -1, | |
857 | .sg_tablesize = MPT_SCSI_SG_DEPTH, | |
858 | .max_sectors = 8192, | |
859 | .cmd_per_lun = 7, | |
860 | .use_clustering = ENABLE_CLUSTERING, | |
861 | }; | |
862 | ||
b5141128 | 863 | static int mptsas_get_linkerrors(struct sas_phy *phy) |
0c33b27d | 864 | { |
b5141128 CH |
865 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
866 | ConfigExtendedPageHeader_t hdr; | |
867 | CONFIGPARMS cfg; | |
868 | SasPhyPage1_t *buffer; | |
869 | dma_addr_t dma_handle; | |
870 | int error; | |
0c33b27d | 871 | |
b5141128 CH |
872 | hdr.PageVersion = MPI_SASPHY1_PAGEVERSION; |
873 | hdr.ExtPageLength = 0; | |
874 | hdr.PageNumber = 1 /* page number 1*/; | |
875 | hdr.Reserved1 = 0; | |
876 | hdr.Reserved2 = 0; | |
877 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
878 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
0c33b27d | 879 | |
b5141128 CH |
880 | cfg.cfghdr.ehdr = &hdr; |
881 | cfg.physAddr = -1; | |
882 | cfg.pageAddr = phy->identify.phy_identifier; | |
883 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
884 | cfg.dir = 0; /* read */ | |
885 | cfg.timeout = 10; | |
0c33b27d | 886 | |
b5141128 CH |
887 | error = mpt_config(ioc, &cfg); |
888 | if (error) | |
889 | return error; | |
890 | if (!hdr.ExtPageLength) | |
891 | return -ENXIO; | |
0c33b27d | 892 | |
b5141128 CH |
893 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
894 | &dma_handle); | |
895 | if (!buffer) | |
896 | return -ENOMEM; | |
0c33b27d | 897 | |
b5141128 CH |
898 | cfg.physAddr = dma_handle; |
899 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
900 | ||
901 | error = mpt_config(ioc, &cfg); | |
902 | if (error) | |
903 | goto out_free_consistent; | |
904 | ||
905 | mptsas_print_phy_pg1(buffer); | |
906 | ||
907 | phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount); | |
908 | phy->running_disparity_error_count = | |
909 | le32_to_cpu(buffer->RunningDisparityErrorCount); | |
910 | phy->loss_of_dword_sync_count = | |
911 | le32_to_cpu(buffer->LossDwordSynchCount); | |
912 | phy->phy_reset_problem_count = | |
913 | le32_to_cpu(buffer->PhyResetProblemCount); | |
914 | ||
915 | out_free_consistent: | |
916 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
917 | buffer, dma_handle); | |
918 | return error; | |
0c33b27d CH |
919 | } |
920 | ||
da4fa655 CH |
921 | static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
922 | MPT_FRAME_HDR *reply) | |
923 | { | |
924 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_COMMAND_GOOD; | |
925 | if (reply != NULL) { | |
926 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_RF_VALID; | |
927 | memcpy(ioc->sas_mgmt.reply, reply, | |
928 | min(ioc->reply_sz, 4 * reply->u.reply.MsgLength)); | |
929 | } | |
930 | complete(&ioc->sas_mgmt.done); | |
931 | return 1; | |
932 | } | |
933 | ||
934 | static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset) | |
935 | { | |
936 | MPT_ADAPTER *ioc = phy_to_ioc(phy); | |
937 | SasIoUnitControlRequest_t *req; | |
938 | SasIoUnitControlReply_t *reply; | |
939 | MPT_FRAME_HDR *mf; | |
940 | MPIHeader_t *hdr; | |
941 | unsigned long timeleft; | |
942 | int error = -ERESTARTSYS; | |
943 | ||
944 | /* not implemented for expanders */ | |
945 | if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP) | |
946 | return -ENXIO; | |
947 | ||
eeb846ce | 948 | if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex)) |
da4fa655 CH |
949 | goto out; |
950 | ||
951 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); | |
952 | if (!mf) { | |
953 | error = -ENOMEM; | |
954 | goto out_unlock; | |
955 | } | |
956 | ||
957 | hdr = (MPIHeader_t *) mf; | |
958 | req = (SasIoUnitControlRequest_t *)mf; | |
959 | memset(req, 0, sizeof(SasIoUnitControlRequest_t)); | |
960 | req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; | |
961 | req->MsgContext = hdr->MsgContext; | |
962 | req->Operation = hard_reset ? | |
963 | MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET; | |
964 | req->PhyNum = phy->identify.phy_identifier; | |
965 | ||
966 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); | |
967 | ||
968 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, | |
969 | 10 * HZ); | |
970 | if (!timeleft) { | |
971 | /* On timeout reset the board */ | |
972 | mpt_free_msg_frame(ioc, mf); | |
973 | mpt_HardResetHandler(ioc, CAN_SLEEP); | |
974 | error = -ETIMEDOUT; | |
975 | goto out_unlock; | |
976 | } | |
977 | ||
978 | /* a reply frame is expected */ | |
979 | if ((ioc->sas_mgmt.status & | |
980 | MPT_IOCTL_STATUS_RF_VALID) == 0) { | |
981 | error = -ENXIO; | |
982 | goto out_unlock; | |
983 | } | |
984 | ||
985 | /* process the completed Reply Message Frame */ | |
986 | reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply; | |
987 | if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) { | |
988 | printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", | |
989 | __FUNCTION__, | |
990 | reply->IOCStatus, | |
991 | reply->IOCLogInfo); | |
992 | error = -ENXIO; | |
993 | goto out_unlock; | |
994 | } | |
995 | ||
996 | error = 0; | |
997 | ||
998 | out_unlock: | |
eeb846ce | 999 | mutex_unlock(&ioc->sas_mgmt.mutex); |
da4fa655 CH |
1000 | out: |
1001 | return error; | |
1002 | } | |
0c33b27d | 1003 | |
e3094447 CH |
1004 | static int |
1005 | mptsas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) | |
1006 | { | |
1007 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
1008 | int i, error; | |
1009 | struct mptsas_portinfo *p; | |
1010 | struct mptsas_enclosure enclosure_info; | |
1011 | u64 enclosure_handle; | |
1012 | ||
1013 | mutex_lock(&ioc->sas_topology_mutex); | |
1014 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
1015 | for (i = 0; i < p->num_phys; i++) { | |
1016 | if (p->phy_info[i].attached.sas_address == | |
1017 | rphy->identify.sas_address) { | |
1018 | enclosure_handle = p->phy_info[i]. | |
1019 | attached.handle_enclosure; | |
1020 | goto found_info; | |
1021 | } | |
1022 | } | |
1023 | } | |
1024 | mutex_unlock(&ioc->sas_topology_mutex); | |
1025 | return -ENXIO; | |
1026 | ||
1027 | found_info: | |
1028 | mutex_unlock(&ioc->sas_topology_mutex); | |
1029 | memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure)); | |
52435430 | 1030 | error = mptsas_sas_enclosure_pg0(ioc, &enclosure_info, |
e3094447 CH |
1031 | (MPI_SAS_ENCLOS_PGAD_FORM_HANDLE << |
1032 | MPI_SAS_ENCLOS_PGAD_FORM_SHIFT), enclosure_handle); | |
1033 | if (!error) | |
1034 | *identifier = enclosure_info.enclosure_logical_id; | |
1035 | return error; | |
1036 | } | |
1037 | ||
1038 | static int | |
1039 | mptsas_get_bay_identifier(struct sas_rphy *rphy) | |
1040 | { | |
1041 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
1042 | struct mptsas_portinfo *p; | |
1043 | int i, rc; | |
1044 | ||
1045 | mutex_lock(&ioc->sas_topology_mutex); | |
1046 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
1047 | for (i = 0; i < p->num_phys; i++) { | |
1048 | if (p->phy_info[i].attached.sas_address == | |
1049 | rphy->identify.sas_address) { | |
1050 | rc = p->phy_info[i].attached.slot; | |
1051 | goto out; | |
1052 | } | |
1053 | } | |
1054 | } | |
1055 | rc = -ENXIO; | |
1056 | out: | |
1057 | mutex_unlock(&ioc->sas_topology_mutex); | |
1058 | return rc; | |
1059 | } | |
1060 | ||
b5141128 CH |
1061 | static struct sas_function_template mptsas_transport_functions = { |
1062 | .get_linkerrors = mptsas_get_linkerrors, | |
e3094447 CH |
1063 | .get_enclosure_identifier = mptsas_get_enclosure_identifier, |
1064 | .get_bay_identifier = mptsas_get_bay_identifier, | |
da4fa655 | 1065 | .phy_reset = mptsas_phy_reset, |
b5141128 CH |
1066 | }; |
1067 | ||
1068 | static struct scsi_transport_template *mptsas_transport_template; | |
0c33b27d CH |
1069 | |
1070 | static int | |
1071 | mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) | |
1072 | { | |
1073 | ConfigExtendedPageHeader_t hdr; | |
1074 | CONFIGPARMS cfg; | |
1075 | SasIOUnitPage0_t *buffer; | |
1076 | dma_addr_t dma_handle; | |
1077 | int error, i; | |
1078 | ||
1079 | hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; | |
1080 | hdr.ExtPageLength = 0; | |
1081 | hdr.PageNumber = 0; | |
1082 | hdr.Reserved1 = 0; | |
1083 | hdr.Reserved2 = 0; | |
1084 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1085 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; | |
1086 | ||
1087 | cfg.cfghdr.ehdr = &hdr; | |
1088 | cfg.physAddr = -1; | |
1089 | cfg.pageAddr = 0; | |
1090 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1091 | cfg.dir = 0; /* read */ | |
1092 | cfg.timeout = 10; | |
1093 | ||
1094 | error = mpt_config(ioc, &cfg); | |
1095 | if (error) | |
1096 | goto out; | |
1097 | if (!hdr.ExtPageLength) { | |
1098 | error = -ENXIO; | |
1099 | goto out; | |
1100 | } | |
1101 | ||
1102 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1103 | &dma_handle); | |
1104 | if (!buffer) { | |
1105 | error = -ENOMEM; | |
1106 | goto out; | |
1107 | } | |
1108 | ||
1109 | cfg.physAddr = dma_handle; | |
1110 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1111 | ||
1112 | error = mpt_config(ioc, &cfg); | |
1113 | if (error) | |
1114 | goto out_free_consistent; | |
1115 | ||
1116 | port_info->num_phys = buffer->NumPhys; | |
1117 | port_info->phy_info = kcalloc(port_info->num_phys, | |
547f9a21 | 1118 | sizeof(*port_info->phy_info),GFP_KERNEL); |
0c33b27d CH |
1119 | if (!port_info->phy_info) { |
1120 | error = -ENOMEM; | |
1121 | goto out_free_consistent; | |
1122 | } | |
1123 | ||
db9c9174 ME |
1124 | if (port_info->num_phys) |
1125 | port_info->handle = | |
1126 | le16_to_cpu(buffer->PhyData[0].ControllerDevHandle); | |
0c33b27d CH |
1127 | for (i = 0; i < port_info->num_phys; i++) { |
1128 | mptsas_print_phy_data(&buffer->PhyData[i]); | |
1129 | port_info->phy_info[i].phy_id = i; | |
1130 | port_info->phy_info[i].port_id = | |
1131 | buffer->PhyData[i].Port; | |
1132 | port_info->phy_info[i].negotiated_link_rate = | |
1133 | buffer->PhyData[i].NegotiatedLinkRate; | |
547f9a21 | 1134 | port_info->phy_info[i].portinfo = port_info; |
0c33b27d CH |
1135 | } |
1136 | ||
1137 | out_free_consistent: | |
1138 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1139 | buffer, dma_handle); | |
1140 | out: | |
1141 | return error; | |
1142 | } | |
1143 | ||
1144 | static int | |
1145 | mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
1146 | u32 form, u32 form_specific) | |
1147 | { | |
1148 | ConfigExtendedPageHeader_t hdr; | |
1149 | CONFIGPARMS cfg; | |
1150 | SasPhyPage0_t *buffer; | |
1151 | dma_addr_t dma_handle; | |
1152 | int error; | |
1153 | ||
1154 | hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; | |
1155 | hdr.ExtPageLength = 0; | |
1156 | hdr.PageNumber = 0; | |
1157 | hdr.Reserved1 = 0; | |
1158 | hdr.Reserved2 = 0; | |
1159 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1160 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
1161 | ||
1162 | cfg.cfghdr.ehdr = &hdr; | |
1163 | cfg.dir = 0; /* read */ | |
1164 | cfg.timeout = 10; | |
1165 | ||
1166 | /* Get Phy Pg 0 for each Phy. */ | |
1167 | cfg.physAddr = -1; | |
1168 | cfg.pageAddr = form + form_specific; | |
1169 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1170 | ||
1171 | error = mpt_config(ioc, &cfg); | |
1172 | if (error) | |
1173 | goto out; | |
1174 | ||
1175 | if (!hdr.ExtPageLength) { | |
1176 | error = -ENXIO; | |
1177 | goto out; | |
1178 | } | |
1179 | ||
1180 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1181 | &dma_handle); | |
1182 | if (!buffer) { | |
1183 | error = -ENOMEM; | |
1184 | goto out; | |
1185 | } | |
1186 | ||
1187 | cfg.physAddr = dma_handle; | |
1188 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1189 | ||
1190 | error = mpt_config(ioc, &cfg); | |
1191 | if (error) | |
1192 | goto out_free_consistent; | |
1193 | ||
1194 | mptsas_print_phy_pg0(buffer); | |
1195 | ||
1196 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
1197 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
1198 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
1199 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
1200 | ||
1201 | out_free_consistent: | |
1202 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1203 | buffer, dma_handle); | |
1204 | out: | |
1205 | return error; | |
1206 | } | |
1207 | ||
1208 | static int | |
1209 | mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, | |
1210 | u32 form, u32 form_specific) | |
1211 | { | |
1212 | ConfigExtendedPageHeader_t hdr; | |
1213 | CONFIGPARMS cfg; | |
1214 | SasDevicePage0_t *buffer; | |
1215 | dma_addr_t dma_handle; | |
1216 | __le64 sas_address; | |
bd23e94c ME |
1217 | int error=0; |
1218 | ||
1219 | if (ioc->sas_discovery_runtime && | |
1220 | mptsas_is_end_device(device_info)) | |
1221 | goto out; | |
0c33b27d CH |
1222 | |
1223 | hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; | |
1224 | hdr.ExtPageLength = 0; | |
1225 | hdr.PageNumber = 0; | |
1226 | hdr.Reserved1 = 0; | |
1227 | hdr.Reserved2 = 0; | |
1228 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1229 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; | |
1230 | ||
1231 | cfg.cfghdr.ehdr = &hdr; | |
1232 | cfg.pageAddr = form + form_specific; | |
1233 | cfg.physAddr = -1; | |
1234 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1235 | cfg.dir = 0; /* read */ | |
1236 | cfg.timeout = 10; | |
1237 | ||
db9c9174 | 1238 | memset(device_info, 0, sizeof(struct mptsas_devinfo)); |
0c33b27d CH |
1239 | error = mpt_config(ioc, &cfg); |
1240 | if (error) | |
1241 | goto out; | |
1242 | if (!hdr.ExtPageLength) { | |
1243 | error = -ENXIO; | |
1244 | goto out; | |
1245 | } | |
1246 | ||
1247 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1248 | &dma_handle); | |
1249 | if (!buffer) { | |
1250 | error = -ENOMEM; | |
1251 | goto out; | |
1252 | } | |
1253 | ||
1254 | cfg.physAddr = dma_handle; | |
1255 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1256 | ||
1257 | error = mpt_config(ioc, &cfg); | |
1258 | if (error) | |
1259 | goto out_free_consistent; | |
1260 | ||
1261 | mptsas_print_device_pg0(buffer); | |
1262 | ||
1263 | device_info->handle = le16_to_cpu(buffer->DevHandle); | |
c73787ee | 1264 | device_info->handle_parent = le16_to_cpu(buffer->ParentDevHandle); |
e3094447 CH |
1265 | device_info->handle_enclosure = |
1266 | le16_to_cpu(buffer->EnclosureHandle); | |
1267 | device_info->slot = le16_to_cpu(buffer->Slot); | |
0c33b27d CH |
1268 | device_info->phy_id = buffer->PhyNum; |
1269 | device_info->port_id = buffer->PhysicalPort; | |
9a28f49a CH |
1270 | device_info->id = buffer->TargetID; |
1271 | device_info->channel = buffer->Bus; | |
0c33b27d CH |
1272 | memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); |
1273 | device_info->sas_address = le64_to_cpu(sas_address); | |
1274 | device_info->device_info = | |
1275 | le32_to_cpu(buffer->DeviceInfo); | |
1276 | ||
1277 | out_free_consistent: | |
1278 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1279 | buffer, dma_handle); | |
1280 | out: | |
1281 | return error; | |
1282 | } | |
1283 | ||
1284 | static int | |
1285 | mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, | |
1286 | u32 form, u32 form_specific) | |
1287 | { | |
1288 | ConfigExtendedPageHeader_t hdr; | |
1289 | CONFIGPARMS cfg; | |
1290 | SasExpanderPage0_t *buffer; | |
1291 | dma_addr_t dma_handle; | |
547f9a21 | 1292 | int i, error; |
0c33b27d CH |
1293 | |
1294 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
1295 | hdr.ExtPageLength = 0; | |
1296 | hdr.PageNumber = 0; | |
1297 | hdr.Reserved1 = 0; | |
1298 | hdr.Reserved2 = 0; | |
1299 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1300 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
1301 | ||
1302 | cfg.cfghdr.ehdr = &hdr; | |
1303 | cfg.physAddr = -1; | |
1304 | cfg.pageAddr = form + form_specific; | |
1305 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1306 | cfg.dir = 0; /* read */ | |
1307 | cfg.timeout = 10; | |
1308 | ||
db9c9174 | 1309 | memset(port_info, 0, sizeof(struct mptsas_portinfo)); |
0c33b27d CH |
1310 | error = mpt_config(ioc, &cfg); |
1311 | if (error) | |
1312 | goto out; | |
1313 | ||
1314 | if (!hdr.ExtPageLength) { | |
1315 | error = -ENXIO; | |
1316 | goto out; | |
1317 | } | |
1318 | ||
1319 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1320 | &dma_handle); | |
1321 | if (!buffer) { | |
1322 | error = -ENOMEM; | |
1323 | goto out; | |
1324 | } | |
1325 | ||
1326 | cfg.physAddr = dma_handle; | |
1327 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1328 | ||
1329 | error = mpt_config(ioc, &cfg); | |
1330 | if (error) | |
1331 | goto out_free_consistent; | |
1332 | ||
1333 | /* save config data */ | |
1334 | port_info->num_phys = buffer->NumPhys; | |
1335 | port_info->handle = le16_to_cpu(buffer->DevHandle); | |
1336 | port_info->phy_info = kcalloc(port_info->num_phys, | |
547f9a21 | 1337 | sizeof(*port_info->phy_info),GFP_KERNEL); |
0c33b27d CH |
1338 | if (!port_info->phy_info) { |
1339 | error = -ENOMEM; | |
1340 | goto out_free_consistent; | |
1341 | } | |
1342 | ||
547f9a21 EM |
1343 | for (i = 0; i < port_info->num_phys; i++) |
1344 | port_info->phy_info[i].portinfo = port_info; | |
1345 | ||
0c33b27d CH |
1346 | out_free_consistent: |
1347 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1348 | buffer, dma_handle); | |
1349 | out: | |
1350 | return error; | |
1351 | } | |
1352 | ||
1353 | static int | |
1354 | mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
1355 | u32 form, u32 form_specific) | |
1356 | { | |
1357 | ConfigExtendedPageHeader_t hdr; | |
1358 | CONFIGPARMS cfg; | |
1359 | SasExpanderPage1_t *buffer; | |
1360 | dma_addr_t dma_handle; | |
bd23e94c ME |
1361 | int error=0; |
1362 | ||
1363 | if (ioc->sas_discovery_runtime && | |
1364 | mptsas_is_end_device(&phy_info->attached)) | |
1365 | goto out; | |
0c33b27d CH |
1366 | |
1367 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
1368 | hdr.ExtPageLength = 0; | |
1369 | hdr.PageNumber = 1; | |
1370 | hdr.Reserved1 = 0; | |
1371 | hdr.Reserved2 = 0; | |
1372 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1373 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
1374 | ||
1375 | cfg.cfghdr.ehdr = &hdr; | |
1376 | cfg.physAddr = -1; | |
1377 | cfg.pageAddr = form + form_specific; | |
1378 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1379 | cfg.dir = 0; /* read */ | |
1380 | cfg.timeout = 10; | |
1381 | ||
1382 | error = mpt_config(ioc, &cfg); | |
1383 | if (error) | |
1384 | goto out; | |
1385 | ||
1386 | if (!hdr.ExtPageLength) { | |
1387 | error = -ENXIO; | |
1388 | goto out; | |
1389 | } | |
1390 | ||
1391 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1392 | &dma_handle); | |
1393 | if (!buffer) { | |
1394 | error = -ENOMEM; | |
1395 | goto out; | |
1396 | } | |
1397 | ||
1398 | cfg.physAddr = dma_handle; | |
1399 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1400 | ||
1401 | error = mpt_config(ioc, &cfg); | |
1402 | if (error) | |
1403 | goto out_free_consistent; | |
1404 | ||
1405 | ||
1406 | mptsas_print_expander_pg1(buffer); | |
1407 | ||
1408 | /* save config data */ | |
024358ee | 1409 | phy_info->phy_id = buffer->PhyIdentifier; |
0c33b27d CH |
1410 | phy_info->port_id = buffer->PhysicalPort; |
1411 | phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; | |
1412 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
1413 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
1414 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
1415 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
1416 | ||
0c33b27d CH |
1417 | out_free_consistent: |
1418 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1419 | buffer, dma_handle); | |
1420 | out: | |
1421 | return error; | |
1422 | } | |
1423 | ||
1424 | static void | |
1425 | mptsas_parse_device_info(struct sas_identify *identify, | |
1426 | struct mptsas_devinfo *device_info) | |
1427 | { | |
1428 | u16 protocols; | |
1429 | ||
1430 | identify->sas_address = device_info->sas_address; | |
1431 | identify->phy_identifier = device_info->phy_id; | |
1432 | ||
1433 | /* | |
1434 | * Fill in Phy Initiator Port Protocol. | |
1435 | * Bits 6:3, more than one bit can be set, fall through cases. | |
1436 | */ | |
1437 | protocols = device_info->device_info & 0x78; | |
1438 | identify->initiator_port_protocols = 0; | |
1439 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) | |
1440 | identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; | |
1441 | if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) | |
1442 | identify->initiator_port_protocols |= SAS_PROTOCOL_STP; | |
1443 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) | |
1444 | identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; | |
1445 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) | |
1446 | identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; | |
1447 | ||
1448 | /* | |
1449 | * Fill in Phy Target Port Protocol. | |
1450 | * Bits 10:7, more than one bit can be set, fall through cases. | |
1451 | */ | |
1452 | protocols = device_info->device_info & 0x780; | |
1453 | identify->target_port_protocols = 0; | |
1454 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
1455 | identify->target_port_protocols |= SAS_PROTOCOL_SSP; | |
1456 | if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
1457 | identify->target_port_protocols |= SAS_PROTOCOL_STP; | |
1458 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) | |
1459 | identify->target_port_protocols |= SAS_PROTOCOL_SMP; | |
1460 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
1461 | identify->target_port_protocols |= SAS_PROTOCOL_SATA; | |
1462 | ||
1463 | /* | |
1464 | * Fill in Attached device type. | |
1465 | */ | |
1466 | switch (device_info->device_info & | |
1467 | MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { | |
1468 | case MPI_SAS_DEVICE_INFO_NO_DEVICE: | |
1469 | identify->device_type = SAS_PHY_UNUSED; | |
1470 | break; | |
1471 | case MPI_SAS_DEVICE_INFO_END_DEVICE: | |
1472 | identify->device_type = SAS_END_DEVICE; | |
1473 | break; | |
1474 | case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: | |
1475 | identify->device_type = SAS_EDGE_EXPANDER_DEVICE; | |
1476 | break; | |
1477 | case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: | |
1478 | identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; | |
1479 | break; | |
1480 | } | |
1481 | } | |
1482 | ||
1483 | static int mptsas_probe_one_phy(struct device *dev, | |
ac01bbbd | 1484 | struct mptsas_phyinfo *phy_info, int index, int local) |
0c33b27d | 1485 | { |
e6b2d76a | 1486 | MPT_ADAPTER *ioc; |
9a28f49a | 1487 | struct sas_phy *phy; |
547f9a21 EM |
1488 | struct sas_port *port; |
1489 | int error = 0; | |
0c33b27d | 1490 | |
547f9a21 EM |
1491 | if (!dev) { |
1492 | error = -ENODEV; | |
1493 | goto out; | |
1494 | } | |
e6b2d76a ME |
1495 | |
1496 | if (!phy_info->phy) { | |
1497 | phy = sas_phy_alloc(dev, index); | |
547f9a21 EM |
1498 | if (!phy) { |
1499 | error = -ENOMEM; | |
1500 | goto out; | |
1501 | } | |
e6b2d76a ME |
1502 | } else |
1503 | phy = phy_info->phy; | |
0c33b27d | 1504 | |
9a28f49a | 1505 | mptsas_parse_device_info(&phy->identify, &phy_info->identify); |
0c33b27d CH |
1506 | |
1507 | /* | |
1508 | * Set Negotiated link rate. | |
1509 | */ | |
1510 | switch (phy_info->negotiated_link_rate) { | |
1511 | case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: | |
9a28f49a | 1512 | phy->negotiated_linkrate = SAS_PHY_DISABLED; |
0c33b27d CH |
1513 | break; |
1514 | case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: | |
9a28f49a | 1515 | phy->negotiated_linkrate = SAS_LINK_RATE_FAILED; |
0c33b27d CH |
1516 | break; |
1517 | case MPI_SAS_IOUNIT0_RATE_1_5: | |
9a28f49a | 1518 | phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1519 | break; |
1520 | case MPI_SAS_IOUNIT0_RATE_3_0: | |
9a28f49a | 1521 | phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1522 | break; |
1523 | case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: | |
1524 | case MPI_SAS_IOUNIT0_RATE_UNKNOWN: | |
1525 | default: | |
9a28f49a | 1526 | phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; |
0c33b27d CH |
1527 | break; |
1528 | } | |
1529 | ||
1530 | /* | |
1531 | * Set Max hardware link rate. | |
1532 | */ | |
1533 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1534 | case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: | |
9a28f49a | 1535 | phy->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1536 | break; |
1537 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1538 | phy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1539 | break; |
1540 | default: | |
1541 | break; | |
1542 | } | |
1543 | ||
1544 | /* | |
1545 | * Set Max programmed link rate. | |
1546 | */ | |
1547 | switch (phy_info->programmed_link_rate & | |
1548 | MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1549 | case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: | |
9a28f49a | 1550 | phy->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1551 | break; |
1552 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1553 | phy->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1554 | break; |
1555 | default: | |
1556 | break; | |
1557 | } | |
1558 | ||
1559 | /* | |
1560 | * Set Min hardware link rate. | |
1561 | */ | |
1562 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { | |
1563 | case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: | |
9a28f49a | 1564 | phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1565 | break; |
1566 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1567 | phy->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1568 | break; |
1569 | default: | |
1570 | break; | |
1571 | } | |
1572 | ||
1573 | /* | |
1574 | * Set Min programmed link rate. | |
1575 | */ | |
1576 | switch (phy_info->programmed_link_rate & | |
1577 | MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { | |
1578 | case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: | |
9a28f49a | 1579 | phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1580 | break; |
1581 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1582 | phy->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1583 | break; |
1584 | default: | |
1585 | break; | |
1586 | } | |
1587 | ||
e6b2d76a | 1588 | if (!phy_info->phy) { |
ac01bbbd | 1589 | |
e6b2d76a ME |
1590 | if (local) |
1591 | phy->local_attached = 1; | |
1592 | ||
1593 | error = sas_phy_add(phy); | |
1594 | if (error) { | |
1595 | sas_phy_free(phy); | |
547f9a21 | 1596 | goto out; |
e6b2d76a ME |
1597 | } |
1598 | phy_info->phy = phy; | |
0c33b27d CH |
1599 | } |
1600 | ||
547f9a21 EM |
1601 | if (!phy_info->attached.handle || |
1602 | !phy_info->port_details) | |
1603 | goto out; | |
1604 | ||
1605 | port = mptsas_get_port(phy_info); | |
1606 | ioc = phy_to_ioc(phy_info->phy); | |
1607 | ||
1608 | if (phy_info->sas_port_add_phy) { | |
1609 | ||
1610 | if (!port) { | |
1611 | port = sas_port_alloc(dev, | |
1612 | phy_info->port_details->port_id); | |
1613 | dsaswideprintk((KERN_DEBUG | |
1614 | "sas_port_alloc: port=%p dev=%p port_id=%d\n", | |
1615 | port, dev, phy_info->port_details->port_id)); | |
1616 | if (!port) { | |
1617 | error = -ENOMEM; | |
1618 | goto out; | |
1619 | } | |
1620 | error = sas_port_add(port); | |
1621 | if (error) { | |
1622 | dfailprintk((MYIOC_s_ERR_FMT | |
1623 | "%s: exit at line=%d\n", ioc->name, | |
1624 | __FUNCTION__, __LINE__)); | |
1625 | goto out; | |
1626 | } | |
1627 | mptsas_set_port(phy_info, port); | |
1628 | } | |
1629 | dsaswideprintk((KERN_DEBUG "sas_port_add_phy: phy_id=%d\n", | |
1630 | phy_info->phy_id)); | |
1631 | sas_port_add_phy(port, phy_info->phy); | |
1632 | phy_info->sas_port_add_phy = 0; | |
1633 | } | |
1634 | ||
1635 | if (!mptsas_get_rphy(phy_info) && port && !port->rphy) { | |
e6b2d76a | 1636 | |
0c33b27d | 1637 | struct sas_rphy *rphy; |
f013db32 | 1638 | struct sas_identify identify; |
0c33b27d | 1639 | |
e6b2d76a ME |
1640 | /* |
1641 | * Let the hotplug_work thread handle processing | |
1642 | * the adding/removing of devices that occur | |
1643 | * after start of day. | |
1644 | */ | |
1645 | if (ioc->sas_discovery_runtime && | |
1646 | mptsas_is_end_device(&phy_info->attached)) | |
547f9a21 | 1647 | goto out; |
e6b2d76a | 1648 | |
f013db32 JB |
1649 | mptsas_parse_device_info(&identify, &phy_info->attached); |
1650 | switch (identify.device_type) { | |
1651 | case SAS_END_DEVICE: | |
547f9a21 | 1652 | rphy = sas_end_device_alloc(port); |
f013db32 JB |
1653 | break; |
1654 | case SAS_EDGE_EXPANDER_DEVICE: | |
1655 | case SAS_FANOUT_EXPANDER_DEVICE: | |
547f9a21 | 1656 | rphy = sas_expander_alloc(port, identify.device_type); |
f013db32 JB |
1657 | break; |
1658 | default: | |
1659 | rphy = NULL; | |
1660 | break; | |
1661 | } | |
547f9a21 EM |
1662 | if (!rphy) { |
1663 | dfailprintk((MYIOC_s_ERR_FMT | |
1664 | "%s: exit at line=%d\n", ioc->name, | |
1665 | __FUNCTION__, __LINE__)); | |
1666 | goto out; | |
1667 | } | |
0c33b27d | 1668 | |
f013db32 | 1669 | rphy->identify = identify; |
0c33b27d CH |
1670 | error = sas_rphy_add(rphy); |
1671 | if (error) { | |
547f9a21 EM |
1672 | dfailprintk((MYIOC_s_ERR_FMT |
1673 | "%s: exit at line=%d\n", ioc->name, | |
1674 | __FUNCTION__, __LINE__)); | |
0c33b27d | 1675 | sas_rphy_free(rphy); |
547f9a21 | 1676 | goto out; |
0c33b27d | 1677 | } |
547f9a21 | 1678 | mptsas_set_rphy(phy_info, rphy); |
0c33b27d CH |
1679 | } |
1680 | ||
547f9a21 EM |
1681 | out: |
1682 | return error; | |
0c33b27d CH |
1683 | } |
1684 | ||
1685 | static int | |
e6b2d76a | 1686 | mptsas_probe_hba_phys(MPT_ADAPTER *ioc) |
0c33b27d | 1687 | { |
e6b2d76a | 1688 | struct mptsas_portinfo *port_info, *hba; |
0c33b27d CH |
1689 | u32 handle = 0xFFFF; |
1690 | int error = -ENOMEM, i; | |
1691 | ||
e6b2d76a ME |
1692 | hba = kzalloc(sizeof(*port_info), GFP_KERNEL); |
1693 | if (! hba) | |
0c33b27d | 1694 | goto out; |
0c33b27d | 1695 | |
e6b2d76a | 1696 | error = mptsas_sas_io_unit_pg0(ioc, hba); |
0c33b27d CH |
1697 | if (error) |
1698 | goto out_free_port_info; | |
1699 | ||
9a28f49a | 1700 | mutex_lock(&ioc->sas_topology_mutex); |
e6b2d76a ME |
1701 | port_info = mptsas_find_portinfo_by_handle(ioc, hba->handle); |
1702 | if (!port_info) { | |
1703 | port_info = hba; | |
1704 | list_add_tail(&port_info->list, &ioc->sas_topology); | |
1705 | } else { | |
1706 | port_info->handle = hba->handle; | |
1707 | for (i = 0; i < hba->num_phys; i++) | |
1708 | port_info->phy_info[i].negotiated_link_rate = | |
1709 | hba->phy_info[i].negotiated_link_rate; | |
547f9a21 | 1710 | kfree(hba->phy_info); |
e6b2d76a ME |
1711 | kfree(hba); |
1712 | hba = NULL; | |
1713 | } | |
9a28f49a | 1714 | mutex_unlock(&ioc->sas_topology_mutex); |
e6b2d76a | 1715 | ioc->num_ports = port_info->num_phys; |
9a28f49a | 1716 | |
0c33b27d CH |
1717 | for (i = 0; i < port_info->num_phys; i++) { |
1718 | mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], | |
1719 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << | |
1720 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); | |
1721 | ||
1722 | mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, | |
1723 | (MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE << | |
1724 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), handle); | |
024358ee EM |
1725 | port_info->phy_info[i].identify.phy_id = |
1726 | port_info->phy_info[i].phy_id; | |
0c33b27d CH |
1727 | handle = port_info->phy_info[i].identify.handle; |
1728 | ||
547f9a21 | 1729 | if (port_info->phy_info[i].attached.handle) |
0c33b27d CH |
1730 | mptsas_sas_device_pg0(ioc, |
1731 | &port_info->phy_info[i].attached, | |
1732 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1733 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1734 | port_info->phy_info[i].attached.handle); | |
547f9a21 | 1735 | } |
0c33b27d | 1736 | |
547f9a21 EM |
1737 | mptsas_setup_wide_ports(ioc, port_info); |
1738 | ||
1739 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) | |
0c33b27d | 1740 | mptsas_probe_one_phy(&ioc->sh->shost_gendev, |
e6b2d76a | 1741 | &port_info->phy_info[i], ioc->sas_index, 1); |
0c33b27d CH |
1742 | |
1743 | return 0; | |
1744 | ||
1745 | out_free_port_info: | |
547f9a21 | 1746 | kfree(hba); |
0c33b27d CH |
1747 | out: |
1748 | return error; | |
1749 | } | |
1750 | ||
1751 | static int | |
e6b2d76a | 1752 | mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle) |
0c33b27d | 1753 | { |
e6b2d76a | 1754 | struct mptsas_portinfo *port_info, *p, *ex; |
547f9a21 EM |
1755 | struct device *parent; |
1756 | struct sas_rphy *rphy; | |
0c33b27d CH |
1757 | int error = -ENOMEM, i, j; |
1758 | ||
e6b2d76a ME |
1759 | ex = kzalloc(sizeof(*port_info), GFP_KERNEL); |
1760 | if (!ex) | |
0c33b27d | 1761 | goto out; |
0c33b27d | 1762 | |
e6b2d76a | 1763 | error = mptsas_sas_expander_pg0(ioc, ex, |
0c33b27d CH |
1764 | (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << |
1765 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); | |
1766 | if (error) | |
1767 | goto out_free_port_info; | |
1768 | ||
e6b2d76a | 1769 | *handle = ex->handle; |
0c33b27d | 1770 | |
9a28f49a | 1771 | mutex_lock(&ioc->sas_topology_mutex); |
e6b2d76a ME |
1772 | port_info = mptsas_find_portinfo_by_handle(ioc, *handle); |
1773 | if (!port_info) { | |
1774 | port_info = ex; | |
1775 | list_add_tail(&port_info->list, &ioc->sas_topology); | |
1776 | } else { | |
1777 | port_info->handle = ex->handle; | |
547f9a21 | 1778 | kfree(ex->phy_info); |
e6b2d76a ME |
1779 | kfree(ex); |
1780 | ex = NULL; | |
1781 | } | |
9a28f49a CH |
1782 | mutex_unlock(&ioc->sas_topology_mutex); |
1783 | ||
0c33b27d | 1784 | for (i = 0; i < port_info->num_phys; i++) { |
0c33b27d CH |
1785 | mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], |
1786 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << | |
1787 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); | |
1788 | ||
1789 | if (port_info->phy_info[i].identify.handle) { | |
1790 | mptsas_sas_device_pg0(ioc, | |
1791 | &port_info->phy_info[i].identify, | |
1792 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1793 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1794 | port_info->phy_info[i].identify.handle); | |
024358ee EM |
1795 | port_info->phy_info[i].identify.phy_id = |
1796 | port_info->phy_info[i].phy_id; | |
0c33b27d CH |
1797 | } |
1798 | ||
1799 | if (port_info->phy_info[i].attached.handle) { | |
1800 | mptsas_sas_device_pg0(ioc, | |
1801 | &port_info->phy_info[i].attached, | |
1802 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1803 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1804 | port_info->phy_info[i].attached.handle); | |
db9c9174 ME |
1805 | port_info->phy_info[i].attached.phy_id = |
1806 | port_info->phy_info[i].phy_id; | |
0c33b27d | 1807 | } |
547f9a21 | 1808 | } |
0c33b27d | 1809 | |
547f9a21 EM |
1810 | parent = &ioc->sh->shost_gendev; |
1811 | for (i = 0; i < port_info->num_phys; i++) { | |
9a28f49a | 1812 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
1813 | list_for_each_entry(p, &ioc->sas_topology, list) { |
1814 | for (j = 0; j < p->num_phys; j++) { | |
547f9a21 | 1815 | if (port_info->phy_info[i].identify.handle != |
0c33b27d | 1816 | p->phy_info[j].attached.handle) |
547f9a21 EM |
1817 | continue; |
1818 | rphy = mptsas_get_rphy(&p->phy_info[j]); | |
1819 | parent = &rphy->dev; | |
0c33b27d CH |
1820 | } |
1821 | } | |
9a28f49a | 1822 | mutex_unlock(&ioc->sas_topology_mutex); |
547f9a21 EM |
1823 | } |
1824 | ||
1825 | mptsas_setup_wide_ports(ioc, port_info); | |
0c33b27d | 1826 | |
547f9a21 | 1827 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) |
ac01bbbd | 1828 | mptsas_probe_one_phy(parent, &port_info->phy_info[i], |
e6b2d76a | 1829 | ioc->sas_index, 0); |
0c33b27d CH |
1830 | |
1831 | return 0; | |
1832 | ||
1833 | out_free_port_info: | |
e6b2d76a | 1834 | if (ex) { |
547f9a21 | 1835 | kfree(ex->phy_info); |
e6b2d76a ME |
1836 | kfree(ex); |
1837 | } | |
0c33b27d CH |
1838 | out: |
1839 | return error; | |
1840 | } | |
1841 | ||
e6b2d76a ME |
1842 | /* |
1843 | * mptsas_delete_expander_phys | |
1844 | * | |
1845 | * | |
1846 | * This will traverse topology, and remove expanders | |
1847 | * that are no longer present | |
1848 | */ | |
1849 | static void | |
1850 | mptsas_delete_expander_phys(MPT_ADAPTER *ioc) | |
1851 | { | |
1852 | struct mptsas_portinfo buffer; | |
1853 | struct mptsas_portinfo *port_info, *n, *parent; | |
547f9a21 EM |
1854 | struct mptsas_phyinfo *phy_info; |
1855 | struct scsi_target * starget; | |
1856 | VirtTarget * vtarget; | |
1857 | struct sas_port * port; | |
e6b2d76a | 1858 | int i; |
547f9a21 | 1859 | u64 expander_sas_address; |
e6b2d76a ME |
1860 | |
1861 | mutex_lock(&ioc->sas_topology_mutex); | |
1862 | list_for_each_entry_safe(port_info, n, &ioc->sas_topology, list) { | |
1863 | ||
1864 | if (port_info->phy_info && | |
1865 | (!(port_info->phy_info[0].identify.device_info & | |
1866 | MPI_SAS_DEVICE_INFO_SMP_TARGET))) | |
1867 | continue; | |
1868 | ||
1869 | if (mptsas_sas_expander_pg0(ioc, &buffer, | |
1870 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE << | |
1871 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), port_info->handle)) { | |
1872 | ||
547f9a21 EM |
1873 | /* |
1874 | * Issue target reset to all child end devices | |
1875 | * then mark them deleted to prevent further | |
1876 | * IO going to them. | |
1877 | */ | |
1878 | phy_info = port_info->phy_info; | |
1879 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { | |
1880 | starget = mptsas_get_starget(phy_info); | |
1881 | if (!starget) | |
1882 | continue; | |
1883 | vtarget = starget->hostdata; | |
1884 | if(vtarget->deleted) | |
1885 | continue; | |
1886 | vtarget->deleted = 1; | |
1887 | mptsas_target_reset(ioc, vtarget); | |
1888 | sas_port_delete(mptsas_get_port(phy_info)); | |
1889 | mptsas_port_delete(phy_info->port_details); | |
1890 | } | |
1891 | ||
e6b2d76a ME |
1892 | /* |
1893 | * Obtain the port_info instance to the parent port | |
1894 | */ | |
1895 | parent = mptsas_find_portinfo_by_handle(ioc, | |
1896 | port_info->phy_info[0].identify.handle_parent); | |
1897 | ||
1898 | if (!parent) | |
1899 | goto next_port; | |
1900 | ||
547f9a21 EM |
1901 | expander_sas_address = |
1902 | port_info->phy_info[0].identify.sas_address; | |
1903 | ||
e6b2d76a ME |
1904 | /* |
1905 | * Delete rphys in the parent that point | |
1906 | * to this expander. The transport layer will | |
1907 | * cleanup all the children. | |
1908 | */ | |
547f9a21 EM |
1909 | phy_info = parent->phy_info; |
1910 | for (i = 0; i < parent->num_phys; i++, phy_info++) { | |
1911 | port = mptsas_get_port(phy_info); | |
1912 | if (!port) | |
1913 | continue; | |
1914 | if (phy_info->attached.sas_address != | |
1915 | expander_sas_address) | |
e6b2d76a | 1916 | continue; |
547f9a21 EM |
1917 | #ifdef MPT_DEBUG_SAS_WIDE |
1918 | dev_printk(KERN_DEBUG, &port->dev, "delete\n"); | |
1919 | #endif | |
1920 | sas_port_delete(port); | |
1921 | mptsas_port_delete(phy_info->port_details); | |
e6b2d76a ME |
1922 | } |
1923 | next_port: | |
547f9a21 EM |
1924 | |
1925 | phy_info = port_info->phy_info; | |
1926 | for (i = 0; i < port_info->num_phys; i++, phy_info++) | |
1927 | mptsas_port_delete(phy_info->port_details); | |
1928 | ||
e6b2d76a | 1929 | list_del(&port_info->list); |
547f9a21 | 1930 | kfree(port_info->phy_info); |
e6b2d76a ME |
1931 | kfree(port_info); |
1932 | } | |
1933 | /* | |
1934 | * Free this memory allocated from inside | |
1935 | * mptsas_sas_expander_pg0 | |
1936 | */ | |
547f9a21 | 1937 | kfree(buffer.phy_info); |
e6b2d76a ME |
1938 | } |
1939 | mutex_unlock(&ioc->sas_topology_mutex); | |
1940 | } | |
1941 | ||
1942 | /* | |
1943 | * Start of day discovery | |
1944 | */ | |
0c33b27d CH |
1945 | static void |
1946 | mptsas_scan_sas_topology(MPT_ADAPTER *ioc) | |
1947 | { | |
1948 | u32 handle = 0xFFFF; | |
f44e5461 | 1949 | int i; |
0c33b27d | 1950 | |
e6b2d76a ME |
1951 | mutex_lock(&ioc->sas_discovery_mutex); |
1952 | mptsas_probe_hba_phys(ioc); | |
1953 | while (!mptsas_probe_expander_phys(ioc, &handle)) | |
0c33b27d | 1954 | ; |
f44e5461 ME |
1955 | /* |
1956 | Reporting RAID volumes. | |
1957 | */ | |
1958 | if (!ioc->raid_data.pIocPg2) | |
1959 | goto out; | |
1960 | if (!ioc->raid_data.pIocPg2->NumActiveVolumes) | |
1961 | goto out; | |
1962 | for (i=0; i<ioc->raid_data.pIocPg2->NumActiveVolumes; i++) { | |
1963 | scsi_add_device(ioc->sh, ioc->num_ports, | |
1964 | ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0); | |
1965 | } | |
1966 | out: | |
e6b2d76a ME |
1967 | mutex_unlock(&ioc->sas_discovery_mutex); |
1968 | } | |
1969 | ||
1970 | /* | |
1971 | * Work queue thread to handle Runtime discovery | |
1972 | * Mere purpose is the hot add/delete of expanders | |
547f9a21 | 1973 | *(Mutex UNLOCKED) |
e6b2d76a ME |
1974 | */ |
1975 | static void | |
547f9a21 | 1976 | __mptsas_discovery_work(MPT_ADAPTER *ioc) |
e6b2d76a | 1977 | { |
e6b2d76a ME |
1978 | u32 handle = 0xFFFF; |
1979 | ||
e6b2d76a ME |
1980 | ioc->sas_discovery_runtime=1; |
1981 | mptsas_delete_expander_phys(ioc); | |
1982 | mptsas_probe_hba_phys(ioc); | |
1983 | while (!mptsas_probe_expander_phys(ioc, &handle)) | |
1984 | ; | |
e6b2d76a | 1985 | ioc->sas_discovery_runtime=0; |
547f9a21 EM |
1986 | } |
1987 | ||
1988 | /* | |
1989 | * Work queue thread to handle Runtime discovery | |
1990 | * Mere purpose is the hot add/delete of expanders | |
1991 | *(Mutex LOCKED) | |
1992 | */ | |
1993 | static void | |
1994 | mptsas_discovery_work(void * arg) | |
1995 | { | |
1996 | struct mptsas_discovery_event *ev = arg; | |
1997 | MPT_ADAPTER *ioc = ev->ioc; | |
1998 | ||
1999 | mutex_lock(&ioc->sas_discovery_mutex); | |
2000 | __mptsas_discovery_work(ioc); | |
e6b2d76a | 2001 | mutex_unlock(&ioc->sas_discovery_mutex); |
547f9a21 | 2002 | kfree(ev); |
0c33b27d CH |
2003 | } |
2004 | ||
9a28f49a | 2005 | static struct mptsas_phyinfo * |
547f9a21 | 2006 | mptsas_find_phyinfo_by_sas_address(MPT_ADAPTER *ioc, u64 sas_address) |
9a28f49a CH |
2007 | { |
2008 | struct mptsas_portinfo *port_info; | |
9a28f49a | 2009 | struct mptsas_phyinfo *phy_info = NULL; |
547f9a21 | 2010 | int i; |
9a28f49a | 2011 | |
9a28f49a CH |
2012 | mutex_lock(&ioc->sas_topology_mutex); |
2013 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
2014 | for (i = 0; i < port_info->num_phys; i++) { | |
547f9a21 EM |
2015 | if (port_info->phy_info[i].attached.sas_address |
2016 | != sas_address) | |
2017 | continue; | |
2018 | if (!mptsas_is_end_device( | |
2019 | &port_info->phy_info[i].attached)) | |
2020 | continue; | |
2021 | phy_info = &port_info->phy_info[i]; | |
2022 | break; | |
9a28f49a CH |
2023 | } |
2024 | } | |
2025 | mutex_unlock(&ioc->sas_topology_mutex); | |
9a28f49a CH |
2026 | return phy_info; |
2027 | } | |
2028 | ||
2029 | static struct mptsas_phyinfo * | |
c73787ee | 2030 | mptsas_find_phyinfo_by_target(MPT_ADAPTER *ioc, u32 id) |
9a28f49a CH |
2031 | { |
2032 | struct mptsas_portinfo *port_info; | |
2033 | struct mptsas_phyinfo *phy_info = NULL; | |
2034 | int i; | |
2035 | ||
9a28f49a CH |
2036 | mutex_lock(&ioc->sas_topology_mutex); |
2037 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
547f9a21 EM |
2038 | for (i = 0; i < port_info->num_phys; i++) { |
2039 | if (port_info->phy_info[i].attached.id != id) | |
2040 | continue; | |
2041 | if (!mptsas_is_end_device( | |
2042 | &port_info->phy_info[i].attached)) | |
2043 | continue; | |
2044 | phy_info = &port_info->phy_info[i]; | |
2045 | break; | |
2046 | } | |
9a28f49a CH |
2047 | } |
2048 | mutex_unlock(&ioc->sas_topology_mutex); | |
9a28f49a CH |
2049 | return phy_info; |
2050 | } | |
2051 | ||
4b766471 ME |
2052 | /* |
2053 | * Work queue thread to clear the persitency table | |
2054 | */ | |
2055 | static void | |
547f9a21 | 2056 | mptsas_persist_clear_table(void * arg) |
4b766471 ME |
2057 | { |
2058 | MPT_ADAPTER *ioc = (MPT_ADAPTER *)arg; | |
2059 | ||
2060 | mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT); | |
2061 | } | |
2062 | ||
f44e5461 ME |
2063 | static void |
2064 | mptsas_reprobe_lun(struct scsi_device *sdev, void *data) | |
2065 | { | |
2066 | sdev->no_uld_attach = data ? 1 : 0; | |
2067 | scsi_device_reprobe(sdev); | |
2068 | } | |
2069 | ||
2070 | static void | |
2071 | mptsas_reprobe_target(struct scsi_target *starget, int uld_attach) | |
2072 | { | |
2073 | starget_for_each_device(starget, uld_attach ? (void *)1 : NULL, | |
2074 | mptsas_reprobe_lun); | |
2075 | } | |
2076 | ||
e6b2d76a ME |
2077 | /* |
2078 | * Work queue thread to handle SAS hotplug events | |
2079 | */ | |
9a28f49a CH |
2080 | static void |
2081 | mptsas_hotplug_work(void *arg) | |
2082 | { | |
2083 | struct mptsas_hotplug_event *ev = arg; | |
2084 | MPT_ADAPTER *ioc = ev->ioc; | |
2085 | struct mptsas_phyinfo *phy_info; | |
2086 | struct sas_rphy *rphy; | |
547f9a21 | 2087 | struct sas_port *port; |
c73787ee | 2088 | struct scsi_device *sdev; |
547f9a21 | 2089 | struct scsi_target * starget; |
f013db32 | 2090 | struct sas_identify identify; |
9a28f49a | 2091 | char *ds = NULL; |
c73787ee | 2092 | struct mptsas_devinfo sas_device; |
f44e5461 | 2093 | VirtTarget *vtarget; |
547f9a21 | 2094 | VirtDevice *vdevice; |
9a28f49a | 2095 | |
e6b2d76a | 2096 | |
547f9a21 | 2097 | mutex_lock(&ioc->sas_discovery_mutex); |
9a28f49a CH |
2098 | switch (ev->event_type) { |
2099 | case MPTSAS_DEL_DEVICE: | |
9a28f49a | 2100 | |
c73787ee | 2101 | phy_info = mptsas_find_phyinfo_by_target(ioc, ev->id); |
e6b2d76a | 2102 | |
f44e5461 ME |
2103 | /* |
2104 | * Sanity checks, for non-existing phys and remote rphys. | |
2105 | */ | |
547f9a21 EM |
2106 | if (!phy_info || !phy_info->port_details) { |
2107 | dfailprintk((MYIOC_s_ERR_FMT | |
2108 | "%s: exit at line=%d\n", ioc->name, | |
2109 | __FUNCTION__, __LINE__)); | |
9a28f49a | 2110 | break; |
547f9a21 EM |
2111 | } |
2112 | rphy = mptsas_get_rphy(phy_info); | |
2113 | if (!rphy) { | |
2114 | dfailprintk((MYIOC_s_ERR_FMT | |
2115 | "%s: exit at line=%d\n", ioc->name, | |
2116 | __FUNCTION__, __LINE__)); | |
2117 | break; | |
2118 | } | |
2119 | port = mptsas_get_port(phy_info); | |
2120 | if (!port) { | |
2121 | dfailprintk((MYIOC_s_ERR_FMT | |
2122 | "%s: exit at line=%d\n", ioc->name, | |
2123 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2124 | break; |
547f9a21 EM |
2125 | } |
2126 | ||
2127 | starget = mptsas_get_starget(phy_info); | |
2128 | if (starget) { | |
2129 | vtarget = starget->hostdata; | |
f44e5461 | 2130 | |
547f9a21 EM |
2131 | if (!vtarget) { |
2132 | dfailprintk((MYIOC_s_ERR_FMT | |
2133 | "%s: exit at line=%d\n", ioc->name, | |
2134 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2135 | break; |
547f9a21 EM |
2136 | } |
2137 | ||
f44e5461 ME |
2138 | /* |
2139 | * Handling RAID components | |
2140 | */ | |
2141 | if (ev->phys_disk_num_valid) { | |
2142 | vtarget->target_id = ev->phys_disk_num; | |
2143 | vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT; | |
547f9a21 | 2144 | mptsas_reprobe_target(starget, 1); |
f44e5461 ME |
2145 | break; |
2146 | } | |
547f9a21 EM |
2147 | |
2148 | vtarget->deleted = 1; | |
2149 | mptsas_target_reset(ioc, vtarget); | |
9a28f49a CH |
2150 | } |
2151 | ||
c73787ee ME |
2152 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
2153 | ds = "ssp"; | |
2154 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
2155 | ds = "stp"; | |
2156 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
2157 | ds = "sata"; | |
2158 | ||
2159 | printk(MYIOC_s_INFO_FMT | |
2160 | "removing %s device, channel %d, id %d, phy %d\n", | |
2161 | ioc->name, ds, ev->channel, ev->id, phy_info->phy_id); | |
2162 | ||
547f9a21 EM |
2163 | #ifdef MPT_DEBUG_SAS_WIDE |
2164 | dev_printk(KERN_DEBUG, &port->dev, "delete\n"); | |
2165 | #endif | |
2166 | sas_port_delete(port); | |
2167 | mptsas_port_delete(phy_info->port_details); | |
9a28f49a CH |
2168 | break; |
2169 | case MPTSAS_ADD_DEVICE: | |
c73787ee | 2170 | |
bd23e94c ME |
2171 | if (ev->phys_disk_num_valid) |
2172 | mpt_findImVolumes(ioc); | |
2173 | ||
c73787ee | 2174 | /* |
e3094447 | 2175 | * Refresh sas device pg0 data |
c73787ee | 2176 | */ |
e3094447 CH |
2177 | if (mptsas_sas_device_pg0(ioc, &sas_device, |
2178 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << | |
547f9a21 EM |
2179 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), ev->id)) { |
2180 | dfailprintk((MYIOC_s_ERR_FMT | |
2181 | "%s: exit at line=%d\n", ioc->name, | |
2182 | __FUNCTION__, __LINE__)); | |
e3094447 | 2183 | break; |
547f9a21 | 2184 | } |
9a28f49a | 2185 | |
547f9a21 EM |
2186 | ssleep(2); |
2187 | __mptsas_discovery_work(ioc); | |
e6b2d76a | 2188 | |
547f9a21 EM |
2189 | phy_info = mptsas_find_phyinfo_by_sas_address(ioc, |
2190 | sas_device.sas_address); | |
e6b2d76a | 2191 | |
547f9a21 EM |
2192 | if (!phy_info || !phy_info->port_details) { |
2193 | dfailprintk((MYIOC_s_ERR_FMT | |
2194 | "%s: exit at line=%d\n", ioc->name, | |
2195 | __FUNCTION__, __LINE__)); | |
2196 | break; | |
e6b2d76a ME |
2197 | } |
2198 | ||
547f9a21 EM |
2199 | starget = mptsas_get_starget(phy_info); |
2200 | if (starget) { | |
2201 | vtarget = starget->hostdata; | |
9a28f49a | 2202 | |
547f9a21 EM |
2203 | if (!vtarget) { |
2204 | dfailprintk((MYIOC_s_ERR_FMT | |
2205 | "%s: exit at line=%d\n", ioc->name, | |
2206 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2207 | break; |
547f9a21 | 2208 | } |
f44e5461 ME |
2209 | /* |
2210 | * Handling RAID components | |
2211 | */ | |
2212 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2213 | vtarget->tflags &= ~MPT_TARGET_FLAGS_RAID_COMPONENT; | |
2214 | vtarget->target_id = ev->id; | |
547f9a21 | 2215 | mptsas_reprobe_target(starget, 0); |
f44e5461 | 2216 | } |
9a28f49a CH |
2217 | break; |
2218 | } | |
2219 | ||
547f9a21 EM |
2220 | if (mptsas_get_rphy(phy_info)) { |
2221 | dfailprintk((MYIOC_s_ERR_FMT | |
2222 | "%s: exit at line=%d\n", ioc->name, | |
2223 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2224 | break; |
547f9a21 EM |
2225 | } |
2226 | port = mptsas_get_port(phy_info); | |
2227 | if (!port) { | |
2228 | dfailprintk((MYIOC_s_ERR_FMT | |
2229 | "%s: exit at line=%d\n", ioc->name, | |
2230 | __FUNCTION__, __LINE__)); | |
2231 | break; | |
2232 | } | |
f44e5461 | 2233 | |
e3094447 CH |
2234 | memcpy(&phy_info->attached, &sas_device, |
2235 | sizeof(struct mptsas_devinfo)); | |
9a28f49a | 2236 | |
c73787ee ME |
2237 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
2238 | ds = "ssp"; | |
2239 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
2240 | ds = "stp"; | |
2241 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
2242 | ds = "sata"; | |
2243 | ||
2244 | printk(MYIOC_s_INFO_FMT | |
2245 | "attaching %s device, channel %d, id %d, phy %d\n", | |
2246 | ioc->name, ds, ev->channel, ev->id, ev->phy_id); | |
2247 | ||
f013db32 | 2248 | mptsas_parse_device_info(&identify, &phy_info->attached); |
547f9a21 EM |
2249 | rphy = sas_end_device_alloc(port); |
2250 | if (!rphy) { | |
2251 | dfailprintk((MYIOC_s_ERR_FMT | |
2252 | "%s: exit at line=%d\n", ioc->name, | |
2253 | __FUNCTION__, __LINE__)); | |
9a28f49a | 2254 | break; /* non-fatal: an rphy can be added later */ |
547f9a21 | 2255 | } |
9a28f49a | 2256 | |
f013db32 | 2257 | rphy->identify = identify; |
9a28f49a | 2258 | if (sas_rphy_add(rphy)) { |
547f9a21 EM |
2259 | dfailprintk((MYIOC_s_ERR_FMT |
2260 | "%s: exit at line=%d\n", ioc->name, | |
2261 | __FUNCTION__, __LINE__)); | |
9a28f49a CH |
2262 | sas_rphy_free(rphy); |
2263 | break; | |
2264 | } | |
547f9a21 | 2265 | mptsas_set_rphy(phy_info, rphy); |
9a28f49a | 2266 | break; |
c73787ee ME |
2267 | case MPTSAS_ADD_RAID: |
2268 | sdev = scsi_device_lookup( | |
2269 | ioc->sh, | |
2270 | ioc->num_ports, | |
2271 | ev->id, | |
2272 | 0); | |
2273 | if (sdev) { | |
2274 | scsi_device_put(sdev); | |
2275 | break; | |
2276 | } | |
2277 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 2278 | "attaching raid volume, channel %d, id %d\n", |
c73787ee ME |
2279 | ioc->name, ioc->num_ports, ev->id); |
2280 | scsi_add_device(ioc->sh, | |
2281 | ioc->num_ports, | |
2282 | ev->id, | |
2283 | 0); | |
2284 | mpt_findImVolumes(ioc); | |
2285 | break; | |
2286 | case MPTSAS_DEL_RAID: | |
2287 | sdev = scsi_device_lookup( | |
2288 | ioc->sh, | |
2289 | ioc->num_ports, | |
2290 | ev->id, | |
2291 | 0); | |
2292 | if (!sdev) | |
2293 | break; | |
2294 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 2295 | "removing raid volume, channel %d, id %d\n", |
c73787ee | 2296 | ioc->name, ioc->num_ports, ev->id); |
547f9a21 EM |
2297 | vdevice = sdev->hostdata; |
2298 | vdevice->vtarget->deleted = 1; | |
2299 | mptsas_target_reset(ioc, vdevice->vtarget); | |
c73787ee ME |
2300 | scsi_remove_device(sdev); |
2301 | scsi_device_put(sdev); | |
2302 | mpt_findImVolumes(ioc); | |
2303 | break; | |
bd23e94c ME |
2304 | case MPTSAS_IGNORE_EVENT: |
2305 | default: | |
2306 | break; | |
9a28f49a CH |
2307 | } |
2308 | ||
e6b2d76a | 2309 | mutex_unlock(&ioc->sas_discovery_mutex); |
547f9a21 EM |
2310 | kfree(ev); |
2311 | ||
9a28f49a CH |
2312 | } |
2313 | ||
2314 | static void | |
547f9a21 | 2315 | mptsas_send_sas_event(MPT_ADAPTER *ioc, |
9a28f49a CH |
2316 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) |
2317 | { | |
2318 | struct mptsas_hotplug_event *ev; | |
2319 | u32 device_info = le32_to_cpu(sas_event_data->DeviceInfo); | |
2320 | __le64 sas_address; | |
2321 | ||
2322 | if ((device_info & | |
2323 | (MPI_SAS_DEVICE_INFO_SSP_TARGET | | |
2324 | MPI_SAS_DEVICE_INFO_STP_TARGET | | |
2325 | MPI_SAS_DEVICE_INFO_SATA_DEVICE )) == 0) | |
2326 | return; | |
2327 | ||
4b766471 ME |
2328 | switch (sas_event_data->ReasonCode) { |
2329 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: | |
2330 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: | |
547f9a21 | 2331 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
4b766471 ME |
2332 | if (!ev) { |
2333 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); | |
2334 | break; | |
2335 | } | |
9a28f49a | 2336 | |
4b766471 ME |
2337 | INIT_WORK(&ev->work, mptsas_hotplug_work, ev); |
2338 | ev->ioc = ioc; | |
2339 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); | |
2340 | ev->parent_handle = | |
2341 | le16_to_cpu(sas_event_data->ParentDevHandle); | |
2342 | ev->channel = sas_event_data->Bus; | |
2343 | ev->id = sas_event_data->TargetID; | |
2344 | ev->phy_id = sas_event_data->PhyNum; | |
2345 | memcpy(&sas_address, &sas_event_data->SASAddress, | |
2346 | sizeof(__le64)); | |
2347 | ev->sas_address = le64_to_cpu(sas_address); | |
2348 | ev->device_info = device_info; | |
2349 | ||
2350 | if (sas_event_data->ReasonCode & | |
2351 | MPI_EVENT_SAS_DEV_STAT_RC_ADDED) | |
2352 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2353 | else | |
2354 | ev->event_type = MPTSAS_DEL_DEVICE; | |
2355 | schedule_work(&ev->work); | |
2356 | break; | |
2357 | case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: | |
2358 | /* | |
2359 | * Persistent table is full. | |
2360 | */ | |
547f9a21 EM |
2361 | INIT_WORK(&ioc->sas_persist_task, |
2362 | mptsas_persist_clear_table, (void *)ioc); | |
2363 | schedule_work(&ioc->sas_persist_task); | |
4b766471 ME |
2364 | break; |
2365 | case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: | |
2366 | /* TODO */ | |
2367 | case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: | |
2368 | /* TODO */ | |
2369 | default: | |
2370 | break; | |
9a28f49a | 2371 | } |
9a28f49a CH |
2372 | } |
2373 | ||
c73787ee | 2374 | static void |
547f9a21 | 2375 | mptsas_send_raid_event(MPT_ADAPTER *ioc, |
c73787ee ME |
2376 | EVENT_DATA_RAID *raid_event_data) |
2377 | { | |
2378 | struct mptsas_hotplug_event *ev; | |
bd23e94c ME |
2379 | int status = le32_to_cpu(raid_event_data->SettingsStatus); |
2380 | int state = (status >> 8) & 0xff; | |
c73787ee ME |
2381 | |
2382 | if (ioc->bus_type != SAS) | |
2383 | return; | |
2384 | ||
547f9a21 | 2385 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
c73787ee ME |
2386 | if (!ev) { |
2387 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); | |
2388 | return; | |
2389 | } | |
2390 | ||
c73787ee ME |
2391 | INIT_WORK(&ev->work, mptsas_hotplug_work, ev); |
2392 | ev->ioc = ioc; | |
2393 | ev->id = raid_event_data->VolumeID; | |
bd23e94c | 2394 | ev->event_type = MPTSAS_IGNORE_EVENT; |
c73787ee ME |
2395 | |
2396 | switch (raid_event_data->ReasonCode) { | |
2397 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED: | |
2398 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2399 | break; | |
2400 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED: | |
f44e5461 ME |
2401 | ioc->raid_data.isRaid = 1; |
2402 | ev->phys_disk_num_valid = 1; | |
2403 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
c73787ee ME |
2404 | ev->event_type = MPTSAS_DEL_DEVICE; |
2405 | break; | |
bd23e94c ME |
2406 | case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED: |
2407 | switch (state) { | |
2408 | case MPI_PD_STATE_ONLINE: | |
2409 | ioc->raid_data.isRaid = 1; | |
2410 | ev->phys_disk_num_valid = 1; | |
2411 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
2412 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2413 | break; | |
2414 | case MPI_PD_STATE_MISSING: | |
2415 | case MPI_PD_STATE_NOT_COMPATIBLE: | |
2416 | case MPI_PD_STATE_OFFLINE_AT_HOST_REQUEST: | |
2417 | case MPI_PD_STATE_FAILED_AT_HOST_REQUEST: | |
2418 | case MPI_PD_STATE_OFFLINE_FOR_ANOTHER_REASON: | |
2419 | ev->event_type = MPTSAS_DEL_DEVICE; | |
2420 | break; | |
2421 | default: | |
2422 | break; | |
2423 | } | |
2424 | break; | |
c73787ee ME |
2425 | case MPI_EVENT_RAID_RC_VOLUME_DELETED: |
2426 | ev->event_type = MPTSAS_DEL_RAID; | |
2427 | break; | |
2428 | case MPI_EVENT_RAID_RC_VOLUME_CREATED: | |
2429 | ev->event_type = MPTSAS_ADD_RAID; | |
2430 | break; | |
2431 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED: | |
bd23e94c ME |
2432 | switch (state) { |
2433 | case MPI_RAIDVOL0_STATUS_STATE_FAILED: | |
2434 | case MPI_RAIDVOL0_STATUS_STATE_MISSING: | |
2435 | ev->event_type = MPTSAS_DEL_RAID; | |
2436 | break; | |
2437 | case MPI_RAIDVOL0_STATUS_STATE_OPTIMAL: | |
2438 | case MPI_RAIDVOL0_STATUS_STATE_DEGRADED: | |
2439 | ev->event_type = MPTSAS_ADD_RAID; | |
2440 | break; | |
2441 | default: | |
2442 | break; | |
2443 | } | |
c73787ee ME |
2444 | break; |
2445 | default: | |
2446 | break; | |
2447 | } | |
2448 | schedule_work(&ev->work); | |
2449 | } | |
2450 | ||
e6b2d76a | 2451 | static void |
547f9a21 | 2452 | mptsas_send_discovery_event(MPT_ADAPTER *ioc, |
e6b2d76a ME |
2453 | EVENT_DATA_SAS_DISCOVERY *discovery_data) |
2454 | { | |
2455 | struct mptsas_discovery_event *ev; | |
2456 | ||
2457 | /* | |
2458 | * DiscoveryStatus | |
2459 | * | |
2460 | * This flag will be non-zero when firmware | |
2461 | * kicks off discovery, and return to zero | |
2462 | * once its completed. | |
2463 | */ | |
2464 | if (discovery_data->DiscoveryStatus) | |
2465 | return; | |
2466 | ||
547f9a21 | 2467 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
e6b2d76a ME |
2468 | if (!ev) |
2469 | return; | |
547f9a21 | 2470 | INIT_WORK(&ev->work, mptsas_discovery_work, ev); |
e6b2d76a ME |
2471 | ev->ioc = ioc; |
2472 | schedule_work(&ev->work); | |
2473 | }; | |
2474 | ||
2475 | ||
9a28f49a CH |
2476 | static int |
2477 | mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply) | |
2478 | { | |
c73787ee | 2479 | int rc=1; |
9a28f49a CH |
2480 | u8 event = le32_to_cpu(reply->Event) & 0xFF; |
2481 | ||
2482 | if (!ioc->sh) | |
c73787ee | 2483 | goto out; |
9a28f49a | 2484 | |
e6b2d76a ME |
2485 | /* |
2486 | * sas_discovery_ignore_events | |
2487 | * | |
2488 | * This flag is to prevent anymore processing of | |
2489 | * sas events once mptsas_remove function is called. | |
2490 | */ | |
2491 | if (ioc->sas_discovery_ignore_events) { | |
2492 | rc = mptscsih_event_process(ioc, reply); | |
2493 | goto out; | |
2494 | } | |
2495 | ||
9a28f49a CH |
2496 | switch (event) { |
2497 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
547f9a21 | 2498 | mptsas_send_sas_event(ioc, |
9a28f49a | 2499 | (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data); |
c73787ee ME |
2500 | break; |
2501 | case MPI_EVENT_INTEGRATED_RAID: | |
547f9a21 | 2502 | mptsas_send_raid_event(ioc, |
c73787ee ME |
2503 | (EVENT_DATA_RAID *)reply->Data); |
2504 | break; | |
79de278e | 2505 | case MPI_EVENT_PERSISTENT_TABLE_FULL: |
547f9a21 EM |
2506 | INIT_WORK(&ioc->sas_persist_task, |
2507 | mptsas_persist_clear_table, | |
79de278e | 2508 | (void *)ioc); |
547f9a21 | 2509 | schedule_work(&ioc->sas_persist_task); |
79de278e | 2510 | break; |
4b766471 | 2511 | case MPI_EVENT_SAS_DISCOVERY: |
547f9a21 | 2512 | mptsas_send_discovery_event(ioc, |
e6b2d76a ME |
2513 | (EVENT_DATA_SAS_DISCOVERY *)reply->Data); |
2514 | break; | |
9a28f49a | 2515 | default: |
c73787ee ME |
2516 | rc = mptscsih_event_process(ioc, reply); |
2517 | break; | |
9a28f49a | 2518 | } |
c73787ee ME |
2519 | out: |
2520 | ||
2521 | return rc; | |
9a28f49a CH |
2522 | } |
2523 | ||
0c33b27d CH |
2524 | static int |
2525 | mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) | |
2526 | { | |
2527 | struct Scsi_Host *sh; | |
2528 | MPT_SCSI_HOST *hd; | |
2529 | MPT_ADAPTER *ioc; | |
2530 | unsigned long flags; | |
1ca00bb7 | 2531 | int ii; |
0c33b27d CH |
2532 | int numSGE = 0; |
2533 | int scale; | |
2534 | int ioc_cap; | |
0c33b27d CH |
2535 | int error=0; |
2536 | int r; | |
2537 | ||
2538 | r = mpt_attach(pdev,id); | |
2539 | if (r) | |
2540 | return r; | |
2541 | ||
2542 | ioc = pci_get_drvdata(pdev); | |
2543 | ioc->DoneCtx = mptsasDoneCtx; | |
2544 | ioc->TaskCtx = mptsasTaskCtx; | |
2545 | ioc->InternalCtx = mptsasInternalCtx; | |
2546 | ||
2547 | /* Added sanity check on readiness of the MPT adapter. | |
2548 | */ | |
2549 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { | |
2550 | printk(MYIOC_s_WARN_FMT | |
2551 | "Skipping because it's not operational!\n", | |
2552 | ioc->name); | |
7acec1e7 MED |
2553 | error = -ENODEV; |
2554 | goto out_mptsas_probe; | |
0c33b27d CH |
2555 | } |
2556 | ||
2557 | if (!ioc->active) { | |
2558 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", | |
2559 | ioc->name); | |
7acec1e7 MED |
2560 | error = -ENODEV; |
2561 | goto out_mptsas_probe; | |
0c33b27d CH |
2562 | } |
2563 | ||
2564 | /* Sanity check - ensure at least 1 port is INITIATOR capable | |
2565 | */ | |
2566 | ioc_cap = 0; | |
2567 | for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { | |
2568 | if (ioc->pfacts[ii].ProtocolFlags & | |
2569 | MPI_PORTFACTS_PROTOCOL_INITIATOR) | |
2570 | ioc_cap++; | |
2571 | } | |
2572 | ||
2573 | if (!ioc_cap) { | |
2574 | printk(MYIOC_s_WARN_FMT | |
2575 | "Skipping ioc=%p because SCSI Initiator mode " | |
2576 | "is NOT enabled!\n", ioc->name, ioc); | |
466544d8 | 2577 | return 0; |
0c33b27d CH |
2578 | } |
2579 | ||
2580 | sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); | |
2581 | if (!sh) { | |
2582 | printk(MYIOC_s_WARN_FMT | |
2583 | "Unable to register controller with SCSI subsystem\n", | |
2584 | ioc->name); | |
7acec1e7 MED |
2585 | error = -1; |
2586 | goto out_mptsas_probe; | |
0c33b27d CH |
2587 | } |
2588 | ||
2589 | spin_lock_irqsave(&ioc->FreeQlock, flags); | |
2590 | ||
2591 | /* Attach the SCSI Host to the IOC structure | |
2592 | */ | |
2593 | ioc->sh = sh; | |
2594 | ||
2595 | sh->io_port = 0; | |
2596 | sh->n_io_port = 0; | |
2597 | sh->irq = 0; | |
2598 | ||
2599 | /* set 16 byte cdb's */ | |
2600 | sh->max_cmd_len = 16; | |
2601 | ||
2602 | sh->max_id = ioc->pfacts->MaxDevices + 1; | |
2603 | ||
2604 | sh->transportt = mptsas_transport_template; | |
2605 | ||
2606 | sh->max_lun = MPT_LAST_LUN + 1; | |
2607 | sh->max_channel = 0; | |
2608 | sh->this_id = ioc->pfacts[0].PortSCSIID; | |
2609 | ||
2610 | /* Required entry. | |
2611 | */ | |
2612 | sh->unique_id = ioc->id; | |
2613 | ||
2614 | INIT_LIST_HEAD(&ioc->sas_topology); | |
9a28f49a | 2615 | mutex_init(&ioc->sas_topology_mutex); |
e6b2d76a | 2616 | mutex_init(&ioc->sas_discovery_mutex); |
eeb846ce | 2617 | mutex_init(&ioc->sas_mgmt.mutex); |
da4fa655 | 2618 | init_completion(&ioc->sas_mgmt.done); |
0c33b27d CH |
2619 | |
2620 | /* Verify that we won't exceed the maximum | |
2621 | * number of chain buffers | |
2622 | * We can optimize: ZZ = req_sz/sizeof(SGE) | |
2623 | * For 32bit SGE's: | |
2624 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ | |
2625 | * + (req_sz - 64)/sizeof(SGE) | |
2626 | * A slightly different algorithm is required for | |
2627 | * 64bit SGEs. | |
2628 | */ | |
2629 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); | |
2630 | if (sizeof(dma_addr_t) == sizeof(u64)) { | |
2631 | numSGE = (scale - 1) * | |
2632 | (ioc->facts.MaxChainDepth-1) + scale + | |
2633 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + | |
2634 | sizeof(u32)); | |
2635 | } else { | |
2636 | numSGE = 1 + (scale - 1) * | |
2637 | (ioc->facts.MaxChainDepth-1) + scale + | |
2638 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + | |
2639 | sizeof(u32)); | |
2640 | } | |
2641 | ||
2642 | if (numSGE < sh->sg_tablesize) { | |
2643 | /* Reset this value */ | |
2644 | dprintk((MYIOC_s_INFO_FMT | |
2645 | "Resetting sg_tablesize to %d from %d\n", | |
2646 | ioc->name, numSGE, sh->sg_tablesize)); | |
2647 | sh->sg_tablesize = numSGE; | |
2648 | } | |
2649 | ||
2650 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
2651 | ||
2652 | hd = (MPT_SCSI_HOST *) sh->hostdata; | |
2653 | hd->ioc = ioc; | |
2654 | ||
2655 | /* SCSI needs scsi_cmnd lookup table! | |
2656 | * (with size equal to req_depth*PtrSz!) | |
2657 | */ | |
1ca00bb7 CH |
2658 | hd->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC); |
2659 | if (!hd->ScsiLookup) { | |
0c33b27d | 2660 | error = -ENOMEM; |
7acec1e7 | 2661 | goto out_mptsas_probe; |
0c33b27d CH |
2662 | } |
2663 | ||
1ca00bb7 CH |
2664 | dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n", |
2665 | ioc->name, hd->ScsiLookup)); | |
0c33b27d CH |
2666 | |
2667 | /* Allocate memory for the device structures. | |
2668 | * A non-Null pointer at an offset | |
2669 | * indicates a device exists. | |
2670 | * max_id = 1 + maximum id (hosts.h) | |
2671 | */ | |
1ca00bb7 CH |
2672 | hd->Targets = kcalloc(sh->max_id, sizeof(void *), GFP_ATOMIC); |
2673 | if (!hd->Targets) { | |
0c33b27d | 2674 | error = -ENOMEM; |
7acec1e7 | 2675 | goto out_mptsas_probe; |
0c33b27d CH |
2676 | } |
2677 | ||
1ca00bb7 | 2678 | dprintk((KERN_INFO " vtarget @ %p\n", hd->Targets)); |
0c33b27d CH |
2679 | |
2680 | /* Clear the TM flags | |
2681 | */ | |
2682 | hd->tmPending = 0; | |
2683 | hd->tmState = TM_STATE_NONE; | |
2684 | hd->resetPending = 0; | |
2685 | hd->abortSCpnt = NULL; | |
2686 | ||
2687 | /* Clear the pointer used to store | |
2688 | * single-threaded commands, i.e., those | |
2689 | * issued during a bus scan, dv and | |
2690 | * configuration pages. | |
2691 | */ | |
2692 | hd->cmdPtr = NULL; | |
2693 | ||
2694 | /* Initialize this SCSI Hosts' timers | |
2695 | * To use, set the timer expires field | |
2696 | * and add_timer | |
2697 | */ | |
2698 | init_timer(&hd->timer); | |
2699 | hd->timer.data = (unsigned long) hd; | |
2700 | hd->timer.function = mptscsih_timer_expired; | |
2701 | ||
2702 | hd->mpt_pq_filter = mpt_pq_filter; | |
2703 | ioc->sas_data.ptClear = mpt_pt_clear; | |
2704 | ||
2705 | if (ioc->sas_data.ptClear==1) { | |
2706 | mptbase_sas_persist_operation( | |
2707 | ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); | |
2708 | } | |
2709 | ||
2710 | ddvprintk((MYIOC_s_INFO_FMT | |
2711 | "mpt_pq_filter %x mpt_pq_filter %x\n", | |
2712 | ioc->name, | |
2713 | mpt_pq_filter, | |
2714 | mpt_pq_filter)); | |
2715 | ||
2716 | init_waitqueue_head(&hd->scandv_waitq); | |
2717 | hd->scandv_wait_done = 0; | |
2718 | hd->last_queue_full = 0; | |
2719 | ||
2720 | error = scsi_add_host(sh, &ioc->pcidev->dev); | |
2721 | if (error) { | |
2722 | dprintk((KERN_ERR MYNAM | |
2723 | "scsi_add_host failed\n")); | |
7acec1e7 | 2724 | goto out_mptsas_probe; |
0c33b27d CH |
2725 | } |
2726 | ||
2727 | mptsas_scan_sas_topology(ioc); | |
2728 | ||
2729 | return 0; | |
2730 | ||
547f9a21 | 2731 | out_mptsas_probe: |
0c33b27d CH |
2732 | |
2733 | mptscsih_remove(pdev); | |
2734 | return error; | |
2735 | } | |
2736 | ||
2737 | static void __devexit mptsas_remove(struct pci_dev *pdev) | |
2738 | { | |
2739 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); | |
2740 | struct mptsas_portinfo *p, *n; | |
547f9a21 | 2741 | int i; |
0c33b27d | 2742 | |
e6b2d76a | 2743 | ioc->sas_discovery_ignore_events=1; |
0c33b27d CH |
2744 | sas_remove_host(ioc->sh); |
2745 | ||
9a28f49a | 2746 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
2747 | list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { |
2748 | list_del(&p->list); | |
547f9a21 EM |
2749 | for (i = 0 ; i < p->num_phys ; i++) |
2750 | mptsas_port_delete(p->phy_info[i].port_details); | |
2751 | kfree(p->phy_info); | |
0c33b27d CH |
2752 | kfree(p); |
2753 | } | |
9a28f49a | 2754 | mutex_unlock(&ioc->sas_topology_mutex); |
0c33b27d CH |
2755 | |
2756 | mptscsih_remove(pdev); | |
2757 | } | |
2758 | ||
2759 | static struct pci_device_id mptsas_pci_table[] = { | |
87cf8986 | 2760 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064, |
0c33b27d | 2761 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2762 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068, |
0c33b27d | 2763 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2764 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064E, |
0c33b27d | 2765 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2766 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068E, |
0c33b27d | 2767 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2768 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1078, |
0c33b27d CH |
2769 | PCI_ANY_ID, PCI_ANY_ID }, |
2770 | {0} /* Terminating entry */ | |
2771 | }; | |
2772 | MODULE_DEVICE_TABLE(pci, mptsas_pci_table); | |
2773 | ||
2774 | ||
2775 | static struct pci_driver mptsas_driver = { | |
2776 | .name = "mptsas", | |
2777 | .id_table = mptsas_pci_table, | |
2778 | .probe = mptsas_probe, | |
2779 | .remove = __devexit_p(mptsas_remove), | |
2780 | .shutdown = mptscsih_shutdown, | |
2781 | #ifdef CONFIG_PM | |
2782 | .suspend = mptscsih_suspend, | |
2783 | .resume = mptscsih_resume, | |
2784 | #endif | |
2785 | }; | |
2786 | ||
2787 | static int __init | |
2788 | mptsas_init(void) | |
2789 | { | |
2790 | show_mptmod_ver(my_NAME, my_VERSION); | |
2791 | ||
2792 | mptsas_transport_template = | |
2793 | sas_attach_transport(&mptsas_transport_functions); | |
2794 | if (!mptsas_transport_template) | |
2795 | return -ENODEV; | |
2796 | ||
2797 | mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); | |
2798 | mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER); | |
2799 | mptsasInternalCtx = | |
2800 | mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); | |
da4fa655 | 2801 | mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); |
0c33b27d | 2802 | |
9a28f49a | 2803 | if (mpt_event_register(mptsasDoneCtx, mptsas_event_process) == 0) { |
3a892bef | 2804 | devtverboseprintk((KERN_INFO MYNAM |
0c33b27d CH |
2805 | ": Registered for IOC event notifications\n")); |
2806 | } | |
2807 | ||
2808 | if (mpt_reset_register(mptsasDoneCtx, mptscsih_ioc_reset) == 0) { | |
2809 | dprintk((KERN_INFO MYNAM | |
2810 | ": Registered for IOC reset notifications\n")); | |
2811 | } | |
2812 | ||
2813 | return pci_register_driver(&mptsas_driver); | |
2814 | } | |
2815 | ||
2816 | static void __exit | |
2817 | mptsas_exit(void) | |
2818 | { | |
2819 | pci_unregister_driver(&mptsas_driver); | |
2820 | sas_release_transport(mptsas_transport_template); | |
2821 | ||
2822 | mpt_reset_deregister(mptsasDoneCtx); | |
2823 | mpt_event_deregister(mptsasDoneCtx); | |
2824 | ||
da4fa655 | 2825 | mpt_deregister(mptsasMgmtCtx); |
0c33b27d CH |
2826 | mpt_deregister(mptsasInternalCtx); |
2827 | mpt_deregister(mptsasTaskCtx); | |
2828 | mpt_deregister(mptsasDoneCtx); | |
2829 | } | |
2830 | ||
2831 | module_init(mptsas_init); | |
2832 | module_exit(mptsas_exit); |