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 | ||
e8bf3941 JB |
70 | /* |
71 | * Reserved channel for integrated raid | |
72 | */ | |
73 | #define MPTSAS_RAID_CHANNEL 1 | |
74 | ||
0c33b27d CH |
75 | MODULE_AUTHOR(MODULEAUTHOR); |
76 | MODULE_DESCRIPTION(my_NAME); | |
77 | MODULE_LICENSE("GPL"); | |
78 | ||
0c33b27d CH |
79 | static int mpt_pt_clear; |
80 | module_param(mpt_pt_clear, int, 0); | |
81 | MODULE_PARM_DESC(mpt_pt_clear, | |
ba856d32 | 82 | " Clear persistency table: enable=1 " |
0c33b27d CH |
83 | "(default=MPTSCSIH_PT_CLEAR=0)"); |
84 | ||
85 | static int mptsasDoneCtx = -1; | |
86 | static int mptsasTaskCtx = -1; | |
87 | static int mptsasInternalCtx = -1; /* Used only for internal commands */ | |
da4fa655 | 88 | static int mptsasMgmtCtx = -1; |
0c33b27d CH |
89 | |
90 | ||
9a28f49a CH |
91 | enum mptsas_hotplug_action { |
92 | MPTSAS_ADD_DEVICE, | |
93 | MPTSAS_DEL_DEVICE, | |
c73787ee ME |
94 | MPTSAS_ADD_RAID, |
95 | MPTSAS_DEL_RAID, | |
bd23e94c | 96 | MPTSAS_IGNORE_EVENT, |
9a28f49a CH |
97 | }; |
98 | ||
99 | struct mptsas_hotplug_event { | |
100 | struct work_struct work; | |
101 | MPT_ADAPTER *ioc; | |
102 | enum mptsas_hotplug_action event_type; | |
103 | u64 sas_address; | |
104 | u32 channel; | |
105 | u32 id; | |
106 | u32 device_info; | |
107 | u16 handle; | |
108 | u16 parent_handle; | |
109 | u8 phy_id; | |
f44e5461 ME |
110 | u8 phys_disk_num; |
111 | u8 phys_disk_num_valid; | |
9a28f49a CH |
112 | }; |
113 | ||
e6b2d76a ME |
114 | struct mptsas_discovery_event { |
115 | struct work_struct work; | |
116 | MPT_ADAPTER *ioc; | |
117 | }; | |
118 | ||
0c33b27d CH |
119 | /* |
120 | * SAS topology structures | |
121 | * | |
122 | * The MPT Fusion firmware interface spreads information about the | |
123 | * SAS topology over many manufacture pages, thus we need some data | |
124 | * structure to collect it and process it for the SAS transport class. | |
125 | */ | |
126 | ||
127 | struct mptsas_devinfo { | |
128 | u16 handle; /* unique id to address this device */ | |
c73787ee | 129 | u16 handle_parent; /* unique id to address parent device */ |
e3094447 CH |
130 | u16 handle_enclosure; /* enclosure identifier of the enclosure */ |
131 | u16 slot; /* physical slot in enclosure */ | |
0c33b27d CH |
132 | u8 phy_id; /* phy number of parent device */ |
133 | u8 port_id; /* sas physical port this device | |
134 | is assoc'd with */ | |
9a28f49a CH |
135 | u8 id; /* logical target id of this device */ |
136 | u8 channel; /* logical bus number of this device */ | |
0c33b27d CH |
137 | u64 sas_address; /* WWN of this device, |
138 | SATA is assigned by HBA,expander */ | |
139 | u32 device_info; /* bitfield detailed info about this device */ | |
140 | }; | |
141 | ||
547f9a21 EM |
142 | /* |
143 | * Specific details on ports, wide/narrow | |
144 | */ | |
145 | struct mptsas_portinfo_details{ | |
547f9a21 EM |
146 | u16 num_phys; /* number of phys belong to this port */ |
147 | u64 phy_bitmask; /* TODO, extend support for 255 phys */ | |
148 | struct sas_rphy *rphy; /* transport layer rphy object */ | |
149 | struct sas_port *port; /* transport layer port object */ | |
150 | struct scsi_target *starget; | |
151 | struct mptsas_portinfo *port_info; | |
152 | }; | |
153 | ||
0c33b27d CH |
154 | struct mptsas_phyinfo { |
155 | u8 phy_id; /* phy index */ | |
547f9a21 | 156 | u8 port_id; /* firmware port identifier */ |
0c33b27d CH |
157 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ |
158 | u8 hw_link_rate; /* hardware max/min phys link rate */ | |
159 | u8 programmed_link_rate; /* programmed max/min phy link rate */ | |
547f9a21 | 160 | u8 sas_port_add_phy; /* flag to request sas_port_add_phy*/ |
0c33b27d CH |
161 | struct mptsas_devinfo identify; /* point to phy device info */ |
162 | struct mptsas_devinfo attached; /* point to attached device info */ | |
547f9a21 EM |
163 | struct sas_phy *phy; /* transport layer phy object */ |
164 | struct mptsas_portinfo *portinfo; | |
165 | struct mptsas_portinfo_details * port_details; | |
0c33b27d CH |
166 | }; |
167 | ||
168 | struct mptsas_portinfo { | |
169 | struct list_head list; | |
170 | u16 handle; /* unique id to address this */ | |
547f9a21 | 171 | u16 num_phys; /* number of phys */ |
0c33b27d CH |
172 | struct mptsas_phyinfo *phy_info; |
173 | }; | |
174 | ||
e3094447 CH |
175 | struct mptsas_enclosure { |
176 | u64 enclosure_logical_id; /* The WWN for the enclosure */ | |
177 | u16 enclosure_handle; /* unique id to address this */ | |
178 | u16 flags; /* details enclosure management */ | |
179 | u16 num_slot; /* num slots */ | |
180 | u16 start_slot; /* first slot */ | |
181 | u8 start_id; /* starting logical target id */ | |
182 | u8 start_channel; /* starting logical channel id */ | |
183 | u8 sep_id; /* SEP device logical target id */ | |
184 | u8 sep_channel; /* SEP channel logical channel id */ | |
185 | }; | |
186 | ||
547f9a21 | 187 | #ifdef MPT_DEBUG_SAS |
b5141128 CH |
188 | static void mptsas_print_phy_data(MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) |
189 | { | |
190 | printk("---- IO UNIT PAGE 0 ------------\n"); | |
191 | printk("Handle=0x%X\n", | |
192 | le16_to_cpu(phy_data->AttachedDeviceHandle)); | |
193 | printk("Controller Handle=0x%X\n", | |
194 | le16_to_cpu(phy_data->ControllerDevHandle)); | |
195 | printk("Port=0x%X\n", phy_data->Port); | |
196 | printk("Port Flags=0x%X\n", phy_data->PortFlags); | |
197 | printk("PHY Flags=0x%X\n", phy_data->PhyFlags); | |
198 | printk("Negotiated Link Rate=0x%X\n", phy_data->NegotiatedLinkRate); | |
199 | printk("Controller PHY Device Info=0x%X\n", | |
200 | le32_to_cpu(phy_data->ControllerPhyDeviceInfo)); | |
201 | printk("DiscoveryStatus=0x%X\n", | |
202 | le32_to_cpu(phy_data->DiscoveryStatus)); | |
203 | printk("\n"); | |
204 | } | |
205 | ||
206 | static void mptsas_print_phy_pg0(SasPhyPage0_t *pg0) | |
207 | { | |
208 | __le64 sas_address; | |
209 | ||
210 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
211 | ||
212 | printk("---- SAS PHY PAGE 0 ------------\n"); | |
213 | printk("Attached Device Handle=0x%X\n", | |
214 | le16_to_cpu(pg0->AttachedDevHandle)); | |
215 | printk("SAS Address=0x%llX\n", | |
216 | (unsigned long long)le64_to_cpu(sas_address)); | |
217 | printk("Attached PHY Identifier=0x%X\n", pg0->AttachedPhyIdentifier); | |
218 | printk("Attached Device Info=0x%X\n", | |
219 | le32_to_cpu(pg0->AttachedDeviceInfo)); | |
220 | printk("Programmed Link Rate=0x%X\n", pg0->ProgrammedLinkRate); | |
221 | printk("Change Count=0x%X\n", pg0->ChangeCount); | |
222 | printk("PHY Info=0x%X\n", le32_to_cpu(pg0->PhyInfo)); | |
223 | printk("\n"); | |
224 | } | |
225 | ||
226 | static void mptsas_print_phy_pg1(SasPhyPage1_t *pg1) | |
227 | { | |
228 | printk("---- SAS PHY PAGE 1 ------------\n"); | |
f9a2d2e0 CH |
229 | printk("Invalid Dword Count=0x%x\n", pg1->InvalidDwordCount); |
230 | printk("Running Disparity Error Count=0x%x\n", | |
b5141128 | 231 | pg1->RunningDisparityErrorCount); |
f9a2d2e0 CH |
232 | printk("Loss Dword Synch Count=0x%x\n", pg1->LossDwordSynchCount); |
233 | printk("PHY Reset Problem Count=0x%x\n", pg1->PhyResetProblemCount); | |
234 | printk("\n"); | |
b5141128 CH |
235 | } |
236 | ||
237 | static void mptsas_print_device_pg0(SasDevicePage0_t *pg0) | |
238 | { | |
239 | __le64 sas_address; | |
240 | ||
241 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
242 | ||
243 | printk("---- SAS DEVICE PAGE 0 ---------\n"); | |
244 | printk("Handle=0x%X\n" ,le16_to_cpu(pg0->DevHandle)); | |
e3094447 | 245 | printk("Parent Handle=0x%X\n" ,le16_to_cpu(pg0->ParentDevHandle)); |
b5141128 CH |
246 | printk("Enclosure Handle=0x%X\n", le16_to_cpu(pg0->EnclosureHandle)); |
247 | printk("Slot=0x%X\n", le16_to_cpu(pg0->Slot)); | |
f99be43b EM |
248 | printk("SAS Address=0x%llX\n", (unsigned long long) |
249 | le64_to_cpu(sas_address)); | |
b5141128 CH |
250 | printk("Target ID=0x%X\n", pg0->TargetID); |
251 | printk("Bus=0x%X\n", pg0->Bus); | |
f9a2d2e0 CH |
252 | /* The PhyNum field specifies the PHY number of the parent |
253 | * device this device is linked to | |
254 | */ | |
255 | printk("Parent Phy Num=0x%X\n", pg0->PhyNum); | |
256 | printk("Access Status=0x%X\n", le16_to_cpu(pg0->AccessStatus)); | |
b5141128 CH |
257 | printk("Device Info=0x%X\n", le32_to_cpu(pg0->DeviceInfo)); |
258 | printk("Flags=0x%X\n", le16_to_cpu(pg0->Flags)); | |
259 | printk("Physical Port=0x%X\n", pg0->PhysicalPort); | |
260 | printk("\n"); | |
261 | } | |
262 | ||
263 | static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1) | |
264 | { | |
265 | printk("---- SAS EXPANDER PAGE 1 ------------\n"); | |
266 | ||
267 | printk("Physical Port=0x%X\n", pg1->PhysicalPort); | |
f9a2d2e0 | 268 | printk("PHY Identifier=0x%X\n", pg1->PhyIdentifier); |
b5141128 CH |
269 | printk("Negotiated Link Rate=0x%X\n", pg1->NegotiatedLinkRate); |
270 | printk("Programmed Link Rate=0x%X\n", pg1->ProgrammedLinkRate); | |
271 | printk("Hardware Link Rate=0x%X\n", pg1->HwLinkRate); | |
272 | printk("Owner Device Handle=0x%X\n", | |
273 | le16_to_cpu(pg1->OwnerDevHandle)); | |
274 | printk("Attached Device Handle=0x%X\n", | |
275 | le16_to_cpu(pg1->AttachedDevHandle)); | |
276 | } | |
277 | #else | |
278 | #define mptsas_print_phy_data(phy_data) do { } while (0) | |
279 | #define mptsas_print_phy_pg0(pg0) do { } while (0) | |
280 | #define mptsas_print_phy_pg1(pg1) do { } while (0) | |
281 | #define mptsas_print_device_pg0(pg0) do { } while (0) | |
282 | #define mptsas_print_expander_pg1(pg1) do { } while (0) | |
283 | #endif | |
284 | ||
e3094447 CH |
285 | static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy) |
286 | { | |
287 | struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); | |
288 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
289 | } | |
290 | ||
291 | static inline MPT_ADAPTER *rphy_to_ioc(struct sas_rphy *rphy) | |
292 | { | |
293 | struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent); | |
294 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
295 | } | |
296 | ||
e6b2d76a ME |
297 | /* |
298 | * mptsas_find_portinfo_by_handle | |
299 | * | |
300 | * This function should be called with the sas_topology_mutex already held | |
301 | */ | |
302 | static struct mptsas_portinfo * | |
303 | mptsas_find_portinfo_by_handle(MPT_ADAPTER *ioc, u16 handle) | |
304 | { | |
305 | struct mptsas_portinfo *port_info, *rc=NULL; | |
306 | int i; | |
307 | ||
308 | list_for_each_entry(port_info, &ioc->sas_topology, list) | |
309 | for (i = 0; i < port_info->num_phys; i++) | |
310 | if (port_info->phy_info[i].identify.handle == handle) { | |
311 | rc = port_info; | |
312 | goto out; | |
313 | } | |
314 | out: | |
315 | return rc; | |
316 | } | |
317 | ||
bd23e94c ME |
318 | /* |
319 | * Returns true if there is a scsi end device | |
320 | */ | |
321 | static inline int | |
322 | mptsas_is_end_device(struct mptsas_devinfo * attached) | |
323 | { | |
547f9a21 | 324 | if ((attached->sas_address) && |
bd23e94c ME |
325 | (attached->device_info & |
326 | MPI_SAS_DEVICE_INFO_END_DEVICE) && | |
327 | ((attached->device_info & | |
328 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | | |
329 | (attached->device_info & | |
330 | MPI_SAS_DEVICE_INFO_STP_TARGET) | | |
331 | (attached->device_info & | |
332 | MPI_SAS_DEVICE_INFO_SATA_DEVICE))) | |
333 | return 1; | |
334 | else | |
335 | return 0; | |
336 | } | |
337 | ||
547f9a21 | 338 | /* no mutex */ |
376ac830 | 339 | static void |
547f9a21 EM |
340 | mptsas_port_delete(struct mptsas_portinfo_details * port_details) |
341 | { | |
342 | struct mptsas_portinfo *port_info; | |
343 | struct mptsas_phyinfo *phy_info; | |
344 | u8 i; | |
345 | ||
346 | if (!port_details) | |
347 | return; | |
348 | ||
349 | port_info = port_details->port_info; | |
350 | phy_info = port_info->phy_info; | |
351 | ||
dc22f16d | 352 | dsaswideprintk((KERN_DEBUG "%s: [%p]: num_phys=%02d " |
f99be43b EM |
353 | "bitmask=0x%016llX\n", __FUNCTION__, port_details, |
354 | port_details->num_phys, (unsigned long long) | |
355 | port_details->phy_bitmask)); | |
547f9a21 EM |
356 | |
357 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { | |
358 | if(phy_info->port_details != port_details) | |
359 | continue; | |
360 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); | |
361 | phy_info->port_details = NULL; | |
362 | } | |
363 | kfree(port_details); | |
364 | } | |
365 | ||
366 | static inline struct sas_rphy * | |
367 | mptsas_get_rphy(struct mptsas_phyinfo *phy_info) | |
368 | { | |
369 | if (phy_info->port_details) | |
370 | return phy_info->port_details->rphy; | |
371 | else | |
372 | return NULL; | |
373 | } | |
374 | ||
375 | static inline void | |
376 | mptsas_set_rphy(struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy) | |
377 | { | |
378 | if (phy_info->port_details) { | |
379 | phy_info->port_details->rphy = rphy; | |
380 | dsaswideprintk((KERN_DEBUG "sas_rphy_add: rphy=%p\n", rphy)); | |
381 | } | |
382 | ||
383 | #ifdef MPT_DEBUG_SAS_WIDE | |
384 | if (rphy) { | |
385 | dev_printk(KERN_DEBUG, &rphy->dev, "add:"); | |
386 | printk("rphy=%p release=%p\n", | |
387 | rphy, rphy->dev.release); | |
388 | } | |
389 | #endif | |
390 | } | |
391 | ||
392 | static inline struct sas_port * | |
393 | mptsas_get_port(struct mptsas_phyinfo *phy_info) | |
394 | { | |
395 | if (phy_info->port_details) | |
396 | return phy_info->port_details->port; | |
397 | else | |
398 | return NULL; | |
399 | } | |
400 | ||
401 | static inline void | |
402 | mptsas_set_port(struct mptsas_phyinfo *phy_info, struct sas_port *port) | |
403 | { | |
404 | if (phy_info->port_details) | |
405 | phy_info->port_details->port = port; | |
406 | ||
407 | #ifdef MPT_DEBUG_SAS_WIDE | |
408 | if (port) { | |
409 | dev_printk(KERN_DEBUG, &port->dev, "add: "); | |
410 | printk("port=%p release=%p\n", | |
411 | port, port->dev.release); | |
412 | } | |
413 | #endif | |
414 | } | |
415 | ||
416 | static inline struct scsi_target * | |
417 | mptsas_get_starget(struct mptsas_phyinfo *phy_info) | |
418 | { | |
419 | if (phy_info->port_details) | |
420 | return phy_info->port_details->starget; | |
421 | else | |
422 | return NULL; | |
423 | } | |
424 | ||
425 | static inline void | |
426 | mptsas_set_starget(struct mptsas_phyinfo *phy_info, struct scsi_target * | |
427 | starget) | |
428 | { | |
429 | if (phy_info->port_details) | |
430 | phy_info->port_details->starget = starget; | |
431 | } | |
432 | ||
433 | ||
434 | /* | |
435 | * mptsas_setup_wide_ports | |
436 | * | |
437 | * Updates for new and existing narrow/wide port configuration | |
438 | * in the sas_topology | |
439 | */ | |
376ac830 | 440 | static void |
547f9a21 EM |
441 | mptsas_setup_wide_ports(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
442 | { | |
443 | struct mptsas_portinfo_details * port_details; | |
444 | struct mptsas_phyinfo *phy_info, *phy_info_cmp; | |
445 | u64 sas_address; | |
446 | int i, j; | |
447 | ||
448 | mutex_lock(&ioc->sas_topology_mutex); | |
449 | ||
450 | phy_info = port_info->phy_info; | |
451 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { | |
452 | if (phy_info->attached.handle) | |
453 | continue; | |
454 | port_details = phy_info->port_details; | |
455 | if (!port_details) | |
456 | continue; | |
457 | if (port_details->num_phys < 2) | |
458 | continue; | |
459 | /* | |
460 | * Removing a phy from a port, letting the last | |
461 | * phy be removed by firmware events. | |
462 | */ | |
463 | dsaswideprintk((KERN_DEBUG | |
dc22f16d EM |
464 | "%s: [%p]: deleting phy = %d\n", |
465 | __FUNCTION__, port_details, i)); | |
547f9a21 EM |
466 | port_details->num_phys--; |
467 | port_details->phy_bitmask &= ~ (1 << phy_info->phy_id); | |
468 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); | |
469 | sas_port_delete_phy(port_details->port, phy_info->phy); | |
470 | phy_info->port_details = NULL; | |
471 | } | |
472 | ||
473 | /* | |
474 | * Populate and refresh the tree | |
475 | */ | |
476 | phy_info = port_info->phy_info; | |
477 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { | |
478 | sas_address = phy_info->attached.sas_address; | |
479 | dsaswideprintk((KERN_DEBUG "phy_id=%d sas_address=0x%018llX\n", | |
f99be43b | 480 | i, (unsigned long long)sas_address)); |
547f9a21 EM |
481 | if (!sas_address) |
482 | continue; | |
483 | port_details = phy_info->port_details; | |
484 | /* | |
485 | * Forming a port | |
486 | */ | |
487 | if (!port_details) { | |
488 | port_details = kzalloc(sizeof(*port_details), | |
489 | GFP_KERNEL); | |
490 | if (!port_details) | |
491 | goto out; | |
492 | port_details->num_phys = 1; | |
493 | port_details->port_info = port_info; | |
547f9a21 EM |
494 | if (phy_info->phy_id < 64 ) |
495 | port_details->phy_bitmask |= | |
496 | (1 << phy_info->phy_id); | |
497 | phy_info->sas_port_add_phy=1; | |
498 | dsaswideprintk((KERN_DEBUG "\t\tForming port\n\t\t" | |
f99be43b EM |
499 | "phy_id=%d sas_address=0x%018llX\n", |
500 | i, (unsigned long long)sas_address)); | |
547f9a21 EM |
501 | phy_info->port_details = port_details; |
502 | } | |
503 | ||
504 | if (i == port_info->num_phys - 1) | |
505 | continue; | |
506 | phy_info_cmp = &port_info->phy_info[i + 1]; | |
507 | for (j = i + 1 ; j < port_info->num_phys ; j++, | |
508 | phy_info_cmp++) { | |
509 | if (!phy_info_cmp->attached.sas_address) | |
510 | continue; | |
511 | if (sas_address != phy_info_cmp->attached.sas_address) | |
512 | continue; | |
513 | if (phy_info_cmp->port_details == port_details ) | |
514 | continue; | |
515 | dsaswideprintk((KERN_DEBUG | |
f99be43b EM |
516 | "\t\tphy_id=%d sas_address=0x%018llX\n", |
517 | j, (unsigned long long) | |
518 | phy_info_cmp->attached.sas_address)); | |
547f9a21 EM |
519 | if (phy_info_cmp->port_details) { |
520 | port_details->rphy = | |
521 | mptsas_get_rphy(phy_info_cmp); | |
522 | port_details->port = | |
523 | mptsas_get_port(phy_info_cmp); | |
524 | port_details->starget = | |
525 | mptsas_get_starget(phy_info_cmp); | |
547f9a21 EM |
526 | port_details->num_phys = |
527 | phy_info_cmp->port_details->num_phys; | |
547f9a21 EM |
528 | if (!phy_info_cmp->port_details->num_phys) |
529 | kfree(phy_info_cmp->port_details); | |
530 | } else | |
531 | phy_info_cmp->sas_port_add_phy=1; | |
532 | /* | |
533 | * Adding a phy to a port | |
534 | */ | |
535 | phy_info_cmp->port_details = port_details; | |
536 | if (phy_info_cmp->phy_id < 64 ) | |
537 | port_details->phy_bitmask |= | |
538 | (1 << phy_info_cmp->phy_id); | |
539 | port_details->num_phys++; | |
540 | } | |
541 | } | |
542 | ||
543 | out: | |
544 | ||
545 | #ifdef MPT_DEBUG_SAS_WIDE | |
546 | for (i = 0; i < port_info->num_phys; i++) { | |
547 | port_details = port_info->phy_info[i].port_details; | |
548 | if (!port_details) | |
549 | continue; | |
550 | dsaswideprintk((KERN_DEBUG | |
f99be43b EM |
551 | "%s: [%p]: phy_id=%02d num_phys=%02d " |
552 | "bitmask=0x%016llX\n", __FUNCTION__, | |
553 | port_details, i, port_details->num_phys, | |
554 | (unsigned long long)port_details->phy_bitmask)); | |
547f9a21 EM |
555 | dsaswideprintk((KERN_DEBUG"\t\tport = %p rphy=%p\n", |
556 | port_details->port, port_details->rphy)); | |
557 | } | |
558 | dsaswideprintk((KERN_DEBUG"\n")); | |
559 | #endif | |
560 | mutex_unlock(&ioc->sas_topology_mutex); | |
561 | } | |
562 | ||
563 | static void | |
564 | mptsas_target_reset(MPT_ADAPTER *ioc, VirtTarget * vtarget) | |
565 | { | |
566 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)ioc->sh->hostdata; | |
567 | ||
568 | if (mptscsih_TMHandler(hd, | |
569 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, | |
570 | vtarget->bus_id, vtarget->target_id, 0, 0, 5) < 0) { | |
571 | hd->tmPending = 0; | |
572 | hd->tmState = TM_STATE_NONE; | |
573 | printk(MYIOC_s_WARN_FMT | |
574 | "Error processing TaskMgmt id=%d TARGET_RESET\n", | |
575 | ioc->name, vtarget->target_id); | |
576 | } | |
577 | } | |
578 | ||
e3094447 | 579 | static int |
52435430 | 580 | mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure, |
e3094447 CH |
581 | u32 form, u32 form_specific) |
582 | { | |
583 | ConfigExtendedPageHeader_t hdr; | |
584 | CONFIGPARMS cfg; | |
585 | SasEnclosurePage0_t *buffer; | |
586 | dma_addr_t dma_handle; | |
587 | int error; | |
588 | __le64 le_identifier; | |
589 | ||
590 | memset(&hdr, 0, sizeof(hdr)); | |
591 | hdr.PageVersion = MPI_SASENCLOSURE0_PAGEVERSION; | |
592 | hdr.PageNumber = 0; | |
593 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
594 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_ENCLOSURE; | |
595 | ||
596 | cfg.cfghdr.ehdr = &hdr; | |
597 | cfg.physAddr = -1; | |
598 | cfg.pageAddr = form + form_specific; | |
599 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
600 | cfg.dir = 0; /* read */ | |
601 | cfg.timeout = 10; | |
602 | ||
603 | error = mpt_config(ioc, &cfg); | |
604 | if (error) | |
605 | goto out; | |
606 | if (!hdr.ExtPageLength) { | |
607 | error = -ENXIO; | |
608 | goto out; | |
609 | } | |
610 | ||
611 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
612 | &dma_handle); | |
613 | if (!buffer) { | |
614 | error = -ENOMEM; | |
615 | goto out; | |
616 | } | |
617 | ||
618 | cfg.physAddr = dma_handle; | |
619 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
620 | ||
621 | error = mpt_config(ioc, &cfg); | |
622 | if (error) | |
623 | goto out_free_consistent; | |
624 | ||
625 | /* save config data */ | |
626 | memcpy(&le_identifier, &buffer->EnclosureLogicalID, sizeof(__le64)); | |
627 | enclosure->enclosure_logical_id = le64_to_cpu(le_identifier); | |
628 | enclosure->enclosure_handle = le16_to_cpu(buffer->EnclosureHandle); | |
629 | enclosure->flags = le16_to_cpu(buffer->Flags); | |
630 | enclosure->num_slot = le16_to_cpu(buffer->NumSlots); | |
631 | enclosure->start_slot = le16_to_cpu(buffer->StartSlot); | |
632 | enclosure->start_id = buffer->StartTargetID; | |
633 | enclosure->start_channel = buffer->StartBus; | |
634 | enclosure->sep_id = buffer->SEPTargetID; | |
635 | enclosure->sep_channel = buffer->SEPBus; | |
636 | ||
637 | out_free_consistent: | |
638 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
639 | buffer, dma_handle); | |
640 | out: | |
641 | return error; | |
642 | } | |
b5141128 | 643 | |
f013db32 JB |
644 | static int |
645 | mptsas_slave_configure(struct scsi_device *sdev) | |
646 | { | |
3c0c25b9 | 647 | |
e8bf3941 JB |
648 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
649 | goto out; | |
650 | ||
651 | sas_read_port_mode_page(sdev); | |
f013db32 | 652 | |
e8bf3941 | 653 | out: |
f013db32 JB |
654 | return mptscsih_slave_configure(sdev); |
655 | } | |
656 | ||
547f9a21 EM |
657 | static int |
658 | mptsas_target_alloc(struct scsi_target *starget) | |
659 | { | |
660 | struct Scsi_Host *host = dev_to_shost(&starget->dev); | |
661 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; | |
662 | VirtTarget *vtarget; | |
663 | u32 target_id; | |
664 | u32 channel; | |
665 | struct sas_rphy *rphy; | |
666 | struct mptsas_portinfo *p; | |
667 | int i; | |
668 | ||
669 | vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL); | |
670 | if (!vtarget) | |
671 | return -ENOMEM; | |
672 | ||
673 | vtarget->starget = starget; | |
674 | vtarget->ioc_id = hd->ioc->id; | |
675 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY; | |
676 | ||
677 | target_id = starget->id; | |
678 | channel = 0; | |
679 | ||
680 | hd->Targets[target_id] = vtarget; | |
681 | ||
e8bf3941 | 682 | if (starget->channel == MPTSAS_RAID_CHANNEL) |
547f9a21 EM |
683 | goto out; |
684 | ||
685 | rphy = dev_to_rphy(starget->dev.parent); | |
686 | mutex_lock(&hd->ioc->sas_topology_mutex); | |
687 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { | |
688 | for (i = 0; i < p->num_phys; i++) { | |
689 | if (p->phy_info[i].attached.sas_address != | |
690 | rphy->identify.sas_address) | |
691 | continue; | |
692 | target_id = p->phy_info[i].attached.id; | |
693 | channel = p->phy_info[i].attached.channel; | |
694 | mptsas_set_starget(&p->phy_info[i], starget); | |
695 | ||
696 | /* | |
697 | * Exposing hidden raid components | |
698 | */ | |
699 | if (mptscsih_is_phys_disk(hd->ioc, target_id)) { | |
700 | target_id = mptscsih_raid_id_to_num(hd, | |
701 | target_id); | |
702 | vtarget->tflags |= | |
703 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
704 | } | |
705 | mutex_unlock(&hd->ioc->sas_topology_mutex); | |
706 | goto out; | |
707 | } | |
708 | } | |
709 | mutex_unlock(&hd->ioc->sas_topology_mutex); | |
710 | ||
711 | kfree(vtarget); | |
712 | return -ENXIO; | |
713 | ||
714 | out: | |
715 | vtarget->target_id = target_id; | |
716 | vtarget->bus_id = channel; | |
717 | starget->hostdata = vtarget; | |
718 | return 0; | |
719 | } | |
720 | ||
721 | static void | |
722 | mptsas_target_destroy(struct scsi_target *starget) | |
723 | { | |
724 | struct Scsi_Host *host = dev_to_shost(&starget->dev); | |
725 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; | |
726 | struct sas_rphy *rphy; | |
727 | struct mptsas_portinfo *p; | |
728 | int i; | |
729 | ||
730 | if (!starget->hostdata) | |
731 | return; | |
732 | ||
e8bf3941 | 733 | if (starget->channel == MPTSAS_RAID_CHANNEL) |
547f9a21 EM |
734 | goto out; |
735 | ||
736 | rphy = dev_to_rphy(starget->dev.parent); | |
737 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { | |
738 | for (i = 0; i < p->num_phys; i++) { | |
739 | if (p->phy_info[i].attached.sas_address != | |
740 | rphy->identify.sas_address) | |
741 | continue; | |
742 | mptsas_set_starget(&p->phy_info[i], NULL); | |
743 | goto out; | |
744 | } | |
745 | } | |
746 | ||
747 | out: | |
748 | kfree(starget->hostdata); | |
749 | starget->hostdata = NULL; | |
750 | } | |
751 | ||
752 | ||
0c33b27d | 753 | static int |
c7c82987 | 754 | mptsas_slave_alloc(struct scsi_device *sdev) |
0c33b27d | 755 | { |
c7c82987 | 756 | struct Scsi_Host *host = sdev->host; |
0c33b27d CH |
757 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
758 | struct sas_rphy *rphy; | |
759 | struct mptsas_portinfo *p; | |
760 | VirtDevice *vdev; | |
c7c82987 | 761 | struct scsi_target *starget; |
547f9a21 | 762 | int i; |
0c33b27d | 763 | |
1ca00bb7 | 764 | vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL); |
0c33b27d | 765 | if (!vdev) { |
547f9a21 | 766 | printk(MYIOC_s_ERR_FMT "slave_alloc kzalloc(%zd) FAILED!\n", |
0c33b27d CH |
767 | hd->ioc->name, sizeof(VirtDevice)); |
768 | return -ENOMEM; | |
769 | } | |
c7c82987 | 770 | starget = scsi_target(sdev); |
547f9a21 | 771 | vdev->vtarget = starget->hostdata; |
0c33b27d | 772 | |
e8bf3941 | 773 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
816aa907 | 774 | goto out; |
816aa907 | 775 | |
c7c82987 | 776 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); |
9a28f49a | 777 | mutex_lock(&hd->ioc->sas_topology_mutex); |
0c33b27d CH |
778 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
779 | for (i = 0; i < p->num_phys; i++) { | |
547f9a21 EM |
780 | if (p->phy_info[i].attached.sas_address != |
781 | rphy->identify.sas_address) | |
782 | continue; | |
783 | vdev->lun = sdev->lun; | |
784 | /* | |
785 | * Exposing hidden raid components | |
786 | */ | |
787 | if (mptscsih_is_phys_disk(hd->ioc, | |
788 | p->phy_info[i].attached.id)) | |
789 | sdev->no_uld_attach = 1; | |
790 | mutex_unlock(&hd->ioc->sas_topology_mutex); | |
791 | goto out; | |
0c33b27d CH |
792 | } |
793 | } | |
9a28f49a | 794 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
0c33b27d | 795 | |
0c33b27d | 796 | kfree(vdev); |
23f236ed | 797 | return -ENXIO; |
0c33b27d CH |
798 | |
799 | out: | |
547f9a21 EM |
800 | vdev->vtarget->num_luns++; |
801 | sdev->hostdata = vdev; | |
0c33b27d CH |
802 | return 0; |
803 | } | |
804 | ||
547f9a21 EM |
805 | static int |
806 | mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) | |
9a28f49a | 807 | { |
547f9a21 | 808 | VirtDevice *vdev = SCpnt->device->hostdata; |
7d3eecf7 | 809 | |
547f9a21 EM |
810 | // scsi_print_command(SCpnt); |
811 | if (vdev->vtarget->deleted) { | |
812 | SCpnt->result = DID_NO_CONNECT << 16; | |
813 | done(SCpnt); | |
814 | return 0; | |
7d3eecf7 | 815 | } |
547f9a21 EM |
816 | |
817 | return mptscsih_qcmd(SCpnt,done); | |
9a28f49a CH |
818 | } |
819 | ||
547f9a21 | 820 | |
0c33b27d | 821 | static struct scsi_host_template mptsas_driver_template = { |
f78496da | 822 | .module = THIS_MODULE, |
0c33b27d CH |
823 | .proc_name = "mptsas", |
824 | .proc_info = mptscsih_proc_info, | |
825 | .name = "MPT SPI Host", | |
826 | .info = mptscsih_info, | |
547f9a21 EM |
827 | .queuecommand = mptsas_qcmd, |
828 | .target_alloc = mptsas_target_alloc, | |
0c33b27d | 829 | .slave_alloc = mptsas_slave_alloc, |
f013db32 | 830 | .slave_configure = mptsas_slave_configure, |
547f9a21 EM |
831 | .target_destroy = mptsas_target_destroy, |
832 | .slave_destroy = mptscsih_slave_destroy, | |
0c33b27d CH |
833 | .change_queue_depth = mptscsih_change_queue_depth, |
834 | .eh_abort_handler = mptscsih_abort, | |
835 | .eh_device_reset_handler = mptscsih_dev_reset, | |
836 | .eh_bus_reset_handler = mptscsih_bus_reset, | |
837 | .eh_host_reset_handler = mptscsih_host_reset, | |
838 | .bios_param = mptscsih_bios_param, | |
839 | .can_queue = MPT_FC_CAN_QUEUE, | |
840 | .this_id = -1, | |
841 | .sg_tablesize = MPT_SCSI_SG_DEPTH, | |
842 | .max_sectors = 8192, | |
843 | .cmd_per_lun = 7, | |
844 | .use_clustering = ENABLE_CLUSTERING, | |
845 | }; | |
846 | ||
b5141128 | 847 | static int mptsas_get_linkerrors(struct sas_phy *phy) |
0c33b27d | 848 | { |
b5141128 CH |
849 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
850 | ConfigExtendedPageHeader_t hdr; | |
851 | CONFIGPARMS cfg; | |
852 | SasPhyPage1_t *buffer; | |
853 | dma_addr_t dma_handle; | |
854 | int error; | |
0c33b27d | 855 | |
f4ad7b58 JB |
856 | /* FIXME: only have link errors on local phys */ |
857 | if (!scsi_is_sas_phy_local(phy)) | |
858 | return -EINVAL; | |
859 | ||
b5141128 CH |
860 | hdr.PageVersion = MPI_SASPHY1_PAGEVERSION; |
861 | hdr.ExtPageLength = 0; | |
862 | hdr.PageNumber = 1 /* page number 1*/; | |
863 | hdr.Reserved1 = 0; | |
864 | hdr.Reserved2 = 0; | |
865 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
866 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
0c33b27d | 867 | |
b5141128 CH |
868 | cfg.cfghdr.ehdr = &hdr; |
869 | cfg.physAddr = -1; | |
870 | cfg.pageAddr = phy->identify.phy_identifier; | |
871 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
872 | cfg.dir = 0; /* read */ | |
873 | cfg.timeout = 10; | |
0c33b27d | 874 | |
b5141128 CH |
875 | error = mpt_config(ioc, &cfg); |
876 | if (error) | |
877 | return error; | |
878 | if (!hdr.ExtPageLength) | |
879 | return -ENXIO; | |
0c33b27d | 880 | |
b5141128 CH |
881 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
882 | &dma_handle); | |
883 | if (!buffer) | |
884 | return -ENOMEM; | |
0c33b27d | 885 | |
b5141128 CH |
886 | cfg.physAddr = dma_handle; |
887 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
888 | ||
889 | error = mpt_config(ioc, &cfg); | |
890 | if (error) | |
891 | goto out_free_consistent; | |
892 | ||
893 | mptsas_print_phy_pg1(buffer); | |
894 | ||
895 | phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount); | |
896 | phy->running_disparity_error_count = | |
897 | le32_to_cpu(buffer->RunningDisparityErrorCount); | |
898 | phy->loss_of_dword_sync_count = | |
899 | le32_to_cpu(buffer->LossDwordSynchCount); | |
900 | phy->phy_reset_problem_count = | |
901 | le32_to_cpu(buffer->PhyResetProblemCount); | |
902 | ||
903 | out_free_consistent: | |
904 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
905 | buffer, dma_handle); | |
906 | return error; | |
0c33b27d CH |
907 | } |
908 | ||
da4fa655 CH |
909 | static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
910 | MPT_FRAME_HDR *reply) | |
911 | { | |
912 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_COMMAND_GOOD; | |
913 | if (reply != NULL) { | |
914 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_RF_VALID; | |
915 | memcpy(ioc->sas_mgmt.reply, reply, | |
916 | min(ioc->reply_sz, 4 * reply->u.reply.MsgLength)); | |
917 | } | |
918 | complete(&ioc->sas_mgmt.done); | |
919 | return 1; | |
920 | } | |
921 | ||
922 | static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset) | |
923 | { | |
924 | MPT_ADAPTER *ioc = phy_to_ioc(phy); | |
925 | SasIoUnitControlRequest_t *req; | |
926 | SasIoUnitControlReply_t *reply; | |
927 | MPT_FRAME_HDR *mf; | |
928 | MPIHeader_t *hdr; | |
929 | unsigned long timeleft; | |
930 | int error = -ERESTARTSYS; | |
931 | ||
f4ad7b58 JB |
932 | /* FIXME: fusion doesn't allow non-local phy reset */ |
933 | if (!scsi_is_sas_phy_local(phy)) | |
934 | return -EINVAL; | |
935 | ||
da4fa655 CH |
936 | /* not implemented for expanders */ |
937 | if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP) | |
938 | return -ENXIO; | |
939 | ||
eeb846ce | 940 | if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex)) |
da4fa655 CH |
941 | goto out; |
942 | ||
943 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); | |
944 | if (!mf) { | |
945 | error = -ENOMEM; | |
946 | goto out_unlock; | |
947 | } | |
948 | ||
949 | hdr = (MPIHeader_t *) mf; | |
950 | req = (SasIoUnitControlRequest_t *)mf; | |
951 | memset(req, 0, sizeof(SasIoUnitControlRequest_t)); | |
952 | req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; | |
953 | req->MsgContext = hdr->MsgContext; | |
954 | req->Operation = hard_reset ? | |
955 | MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET; | |
956 | req->PhyNum = phy->identify.phy_identifier; | |
957 | ||
958 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); | |
959 | ||
960 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, | |
961 | 10 * HZ); | |
962 | if (!timeleft) { | |
963 | /* On timeout reset the board */ | |
964 | mpt_free_msg_frame(ioc, mf); | |
965 | mpt_HardResetHandler(ioc, CAN_SLEEP); | |
966 | error = -ETIMEDOUT; | |
967 | goto out_unlock; | |
968 | } | |
969 | ||
970 | /* a reply frame is expected */ | |
971 | if ((ioc->sas_mgmt.status & | |
972 | MPT_IOCTL_STATUS_RF_VALID) == 0) { | |
973 | error = -ENXIO; | |
974 | goto out_unlock; | |
975 | } | |
976 | ||
977 | /* process the completed Reply Message Frame */ | |
978 | reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply; | |
979 | if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) { | |
980 | printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", | |
981 | __FUNCTION__, | |
982 | reply->IOCStatus, | |
983 | reply->IOCLogInfo); | |
984 | error = -ENXIO; | |
985 | goto out_unlock; | |
986 | } | |
987 | ||
988 | error = 0; | |
989 | ||
990 | out_unlock: | |
eeb846ce | 991 | mutex_unlock(&ioc->sas_mgmt.mutex); |
da4fa655 CH |
992 | out: |
993 | return error; | |
994 | } | |
0c33b27d | 995 | |
e3094447 CH |
996 | static int |
997 | mptsas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) | |
998 | { | |
999 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
1000 | int i, error; | |
1001 | struct mptsas_portinfo *p; | |
1002 | struct mptsas_enclosure enclosure_info; | |
1003 | u64 enclosure_handle; | |
1004 | ||
1005 | mutex_lock(&ioc->sas_topology_mutex); | |
1006 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
1007 | for (i = 0; i < p->num_phys; i++) { | |
1008 | if (p->phy_info[i].attached.sas_address == | |
1009 | rphy->identify.sas_address) { | |
1010 | enclosure_handle = p->phy_info[i]. | |
1011 | attached.handle_enclosure; | |
1012 | goto found_info; | |
1013 | } | |
1014 | } | |
1015 | } | |
1016 | mutex_unlock(&ioc->sas_topology_mutex); | |
1017 | return -ENXIO; | |
1018 | ||
1019 | found_info: | |
1020 | mutex_unlock(&ioc->sas_topology_mutex); | |
1021 | memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure)); | |
52435430 | 1022 | error = mptsas_sas_enclosure_pg0(ioc, &enclosure_info, |
e3094447 CH |
1023 | (MPI_SAS_ENCLOS_PGAD_FORM_HANDLE << |
1024 | MPI_SAS_ENCLOS_PGAD_FORM_SHIFT), enclosure_handle); | |
1025 | if (!error) | |
1026 | *identifier = enclosure_info.enclosure_logical_id; | |
1027 | return error; | |
1028 | } | |
1029 | ||
1030 | static int | |
1031 | mptsas_get_bay_identifier(struct sas_rphy *rphy) | |
1032 | { | |
1033 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
1034 | struct mptsas_portinfo *p; | |
1035 | int i, rc; | |
1036 | ||
1037 | mutex_lock(&ioc->sas_topology_mutex); | |
1038 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
1039 | for (i = 0; i < p->num_phys; i++) { | |
1040 | if (p->phy_info[i].attached.sas_address == | |
1041 | rphy->identify.sas_address) { | |
1042 | rc = p->phy_info[i].attached.slot; | |
1043 | goto out; | |
1044 | } | |
1045 | } | |
1046 | } | |
1047 | rc = -ENXIO; | |
1048 | out: | |
1049 | mutex_unlock(&ioc->sas_topology_mutex); | |
1050 | return rc; | |
1051 | } | |
1052 | ||
b5141128 CH |
1053 | static struct sas_function_template mptsas_transport_functions = { |
1054 | .get_linkerrors = mptsas_get_linkerrors, | |
e3094447 CH |
1055 | .get_enclosure_identifier = mptsas_get_enclosure_identifier, |
1056 | .get_bay_identifier = mptsas_get_bay_identifier, | |
da4fa655 | 1057 | .phy_reset = mptsas_phy_reset, |
b5141128 CH |
1058 | }; |
1059 | ||
1060 | static struct scsi_transport_template *mptsas_transport_template; | |
0c33b27d CH |
1061 | |
1062 | static int | |
1063 | mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) | |
1064 | { | |
1065 | ConfigExtendedPageHeader_t hdr; | |
1066 | CONFIGPARMS cfg; | |
1067 | SasIOUnitPage0_t *buffer; | |
1068 | dma_addr_t dma_handle; | |
1069 | int error, i; | |
1070 | ||
1071 | hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; | |
1072 | hdr.ExtPageLength = 0; | |
1073 | hdr.PageNumber = 0; | |
1074 | hdr.Reserved1 = 0; | |
1075 | hdr.Reserved2 = 0; | |
1076 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1077 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; | |
1078 | ||
1079 | cfg.cfghdr.ehdr = &hdr; | |
1080 | cfg.physAddr = -1; | |
1081 | cfg.pageAddr = 0; | |
1082 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1083 | cfg.dir = 0; /* read */ | |
1084 | cfg.timeout = 10; | |
1085 | ||
1086 | error = mpt_config(ioc, &cfg); | |
1087 | if (error) | |
1088 | goto out; | |
1089 | if (!hdr.ExtPageLength) { | |
1090 | error = -ENXIO; | |
1091 | goto out; | |
1092 | } | |
1093 | ||
1094 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1095 | &dma_handle); | |
1096 | if (!buffer) { | |
1097 | error = -ENOMEM; | |
1098 | goto out; | |
1099 | } | |
1100 | ||
1101 | cfg.physAddr = dma_handle; | |
1102 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1103 | ||
1104 | error = mpt_config(ioc, &cfg); | |
1105 | if (error) | |
1106 | goto out_free_consistent; | |
1107 | ||
1108 | port_info->num_phys = buffer->NumPhys; | |
1109 | port_info->phy_info = kcalloc(port_info->num_phys, | |
547f9a21 | 1110 | sizeof(*port_info->phy_info),GFP_KERNEL); |
0c33b27d CH |
1111 | if (!port_info->phy_info) { |
1112 | error = -ENOMEM; | |
1113 | goto out_free_consistent; | |
1114 | } | |
1115 | ||
db9c9174 ME |
1116 | if (port_info->num_phys) |
1117 | port_info->handle = | |
1118 | le16_to_cpu(buffer->PhyData[0].ControllerDevHandle); | |
0c33b27d CH |
1119 | for (i = 0; i < port_info->num_phys; i++) { |
1120 | mptsas_print_phy_data(&buffer->PhyData[i]); | |
1121 | port_info->phy_info[i].phy_id = i; | |
1122 | port_info->phy_info[i].port_id = | |
1123 | buffer->PhyData[i].Port; | |
1124 | port_info->phy_info[i].negotiated_link_rate = | |
1125 | buffer->PhyData[i].NegotiatedLinkRate; | |
547f9a21 | 1126 | port_info->phy_info[i].portinfo = port_info; |
0c33b27d CH |
1127 | } |
1128 | ||
1129 | out_free_consistent: | |
1130 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1131 | buffer, dma_handle); | |
1132 | out: | |
1133 | return error; | |
1134 | } | |
1135 | ||
1136 | static int | |
1137 | mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
1138 | u32 form, u32 form_specific) | |
1139 | { | |
1140 | ConfigExtendedPageHeader_t hdr; | |
1141 | CONFIGPARMS cfg; | |
1142 | SasPhyPage0_t *buffer; | |
1143 | dma_addr_t dma_handle; | |
1144 | int error; | |
1145 | ||
1146 | hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; | |
1147 | hdr.ExtPageLength = 0; | |
1148 | hdr.PageNumber = 0; | |
1149 | hdr.Reserved1 = 0; | |
1150 | hdr.Reserved2 = 0; | |
1151 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1152 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
1153 | ||
1154 | cfg.cfghdr.ehdr = &hdr; | |
1155 | cfg.dir = 0; /* read */ | |
1156 | cfg.timeout = 10; | |
1157 | ||
1158 | /* Get Phy Pg 0 for each Phy. */ | |
1159 | cfg.physAddr = -1; | |
1160 | cfg.pageAddr = form + form_specific; | |
1161 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1162 | ||
1163 | error = mpt_config(ioc, &cfg); | |
1164 | if (error) | |
1165 | goto out; | |
1166 | ||
1167 | if (!hdr.ExtPageLength) { | |
1168 | error = -ENXIO; | |
1169 | goto out; | |
1170 | } | |
1171 | ||
1172 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1173 | &dma_handle); | |
1174 | if (!buffer) { | |
1175 | error = -ENOMEM; | |
1176 | goto out; | |
1177 | } | |
1178 | ||
1179 | cfg.physAddr = dma_handle; | |
1180 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1181 | ||
1182 | error = mpt_config(ioc, &cfg); | |
1183 | if (error) | |
1184 | goto out_free_consistent; | |
1185 | ||
1186 | mptsas_print_phy_pg0(buffer); | |
1187 | ||
1188 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
1189 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
1190 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
1191 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
1192 | ||
1193 | out_free_consistent: | |
1194 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1195 | buffer, dma_handle); | |
1196 | out: | |
1197 | return error; | |
1198 | } | |
1199 | ||
1200 | static int | |
1201 | mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, | |
1202 | u32 form, u32 form_specific) | |
1203 | { | |
1204 | ConfigExtendedPageHeader_t hdr; | |
1205 | CONFIGPARMS cfg; | |
1206 | SasDevicePage0_t *buffer; | |
1207 | dma_addr_t dma_handle; | |
1208 | __le64 sas_address; | |
bd23e94c ME |
1209 | int error=0; |
1210 | ||
1211 | if (ioc->sas_discovery_runtime && | |
1212 | mptsas_is_end_device(device_info)) | |
1213 | goto out; | |
0c33b27d CH |
1214 | |
1215 | hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; | |
1216 | hdr.ExtPageLength = 0; | |
1217 | hdr.PageNumber = 0; | |
1218 | hdr.Reserved1 = 0; | |
1219 | hdr.Reserved2 = 0; | |
1220 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1221 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; | |
1222 | ||
1223 | cfg.cfghdr.ehdr = &hdr; | |
1224 | cfg.pageAddr = form + form_specific; | |
1225 | cfg.physAddr = -1; | |
1226 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1227 | cfg.dir = 0; /* read */ | |
1228 | cfg.timeout = 10; | |
1229 | ||
db9c9174 | 1230 | memset(device_info, 0, sizeof(struct mptsas_devinfo)); |
0c33b27d CH |
1231 | error = mpt_config(ioc, &cfg); |
1232 | if (error) | |
1233 | goto out; | |
1234 | if (!hdr.ExtPageLength) { | |
1235 | error = -ENXIO; | |
1236 | goto out; | |
1237 | } | |
1238 | ||
1239 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1240 | &dma_handle); | |
1241 | if (!buffer) { | |
1242 | error = -ENOMEM; | |
1243 | goto out; | |
1244 | } | |
1245 | ||
1246 | cfg.physAddr = dma_handle; | |
1247 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1248 | ||
1249 | error = mpt_config(ioc, &cfg); | |
1250 | if (error) | |
1251 | goto out_free_consistent; | |
1252 | ||
1253 | mptsas_print_device_pg0(buffer); | |
1254 | ||
1255 | device_info->handle = le16_to_cpu(buffer->DevHandle); | |
c73787ee | 1256 | device_info->handle_parent = le16_to_cpu(buffer->ParentDevHandle); |
e3094447 CH |
1257 | device_info->handle_enclosure = |
1258 | le16_to_cpu(buffer->EnclosureHandle); | |
1259 | device_info->slot = le16_to_cpu(buffer->Slot); | |
0c33b27d CH |
1260 | device_info->phy_id = buffer->PhyNum; |
1261 | device_info->port_id = buffer->PhysicalPort; | |
9a28f49a CH |
1262 | device_info->id = buffer->TargetID; |
1263 | device_info->channel = buffer->Bus; | |
0c33b27d CH |
1264 | memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); |
1265 | device_info->sas_address = le64_to_cpu(sas_address); | |
1266 | device_info->device_info = | |
1267 | le32_to_cpu(buffer->DeviceInfo); | |
1268 | ||
1269 | out_free_consistent: | |
1270 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1271 | buffer, dma_handle); | |
1272 | out: | |
1273 | return error; | |
1274 | } | |
1275 | ||
1276 | static int | |
1277 | mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, | |
1278 | u32 form, u32 form_specific) | |
1279 | { | |
1280 | ConfigExtendedPageHeader_t hdr; | |
1281 | CONFIGPARMS cfg; | |
1282 | SasExpanderPage0_t *buffer; | |
1283 | dma_addr_t dma_handle; | |
547f9a21 | 1284 | int i, error; |
0c33b27d CH |
1285 | |
1286 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
1287 | hdr.ExtPageLength = 0; | |
1288 | hdr.PageNumber = 0; | |
1289 | hdr.Reserved1 = 0; | |
1290 | hdr.Reserved2 = 0; | |
1291 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1292 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
1293 | ||
1294 | cfg.cfghdr.ehdr = &hdr; | |
1295 | cfg.physAddr = -1; | |
1296 | cfg.pageAddr = form + form_specific; | |
1297 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1298 | cfg.dir = 0; /* read */ | |
1299 | cfg.timeout = 10; | |
1300 | ||
db9c9174 | 1301 | memset(port_info, 0, sizeof(struct mptsas_portinfo)); |
0c33b27d CH |
1302 | error = mpt_config(ioc, &cfg); |
1303 | if (error) | |
1304 | goto out; | |
1305 | ||
1306 | if (!hdr.ExtPageLength) { | |
1307 | error = -ENXIO; | |
1308 | goto out; | |
1309 | } | |
1310 | ||
1311 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1312 | &dma_handle); | |
1313 | if (!buffer) { | |
1314 | error = -ENOMEM; | |
1315 | goto out; | |
1316 | } | |
1317 | ||
1318 | cfg.physAddr = dma_handle; | |
1319 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1320 | ||
1321 | error = mpt_config(ioc, &cfg); | |
1322 | if (error) | |
1323 | goto out_free_consistent; | |
1324 | ||
1325 | /* save config data */ | |
1326 | port_info->num_phys = buffer->NumPhys; | |
1327 | port_info->handle = le16_to_cpu(buffer->DevHandle); | |
1328 | port_info->phy_info = kcalloc(port_info->num_phys, | |
547f9a21 | 1329 | sizeof(*port_info->phy_info),GFP_KERNEL); |
0c33b27d CH |
1330 | if (!port_info->phy_info) { |
1331 | error = -ENOMEM; | |
1332 | goto out_free_consistent; | |
1333 | } | |
1334 | ||
547f9a21 EM |
1335 | for (i = 0; i < port_info->num_phys; i++) |
1336 | port_info->phy_info[i].portinfo = port_info; | |
1337 | ||
0c33b27d CH |
1338 | out_free_consistent: |
1339 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1340 | buffer, dma_handle); | |
1341 | out: | |
1342 | return error; | |
1343 | } | |
1344 | ||
1345 | static int | |
1346 | mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
1347 | u32 form, u32 form_specific) | |
1348 | { | |
1349 | ConfigExtendedPageHeader_t hdr; | |
1350 | CONFIGPARMS cfg; | |
1351 | SasExpanderPage1_t *buffer; | |
1352 | dma_addr_t dma_handle; | |
bd23e94c ME |
1353 | int error=0; |
1354 | ||
1355 | if (ioc->sas_discovery_runtime && | |
1356 | mptsas_is_end_device(&phy_info->attached)) | |
1357 | goto out; | |
0c33b27d CH |
1358 | |
1359 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
1360 | hdr.ExtPageLength = 0; | |
1361 | hdr.PageNumber = 1; | |
1362 | hdr.Reserved1 = 0; | |
1363 | hdr.Reserved2 = 0; | |
1364 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1365 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
1366 | ||
1367 | cfg.cfghdr.ehdr = &hdr; | |
1368 | cfg.physAddr = -1; | |
1369 | cfg.pageAddr = form + form_specific; | |
1370 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1371 | cfg.dir = 0; /* read */ | |
1372 | cfg.timeout = 10; | |
1373 | ||
1374 | error = mpt_config(ioc, &cfg); | |
1375 | if (error) | |
1376 | goto out; | |
1377 | ||
1378 | if (!hdr.ExtPageLength) { | |
1379 | error = -ENXIO; | |
1380 | goto out; | |
1381 | } | |
1382 | ||
1383 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1384 | &dma_handle); | |
1385 | if (!buffer) { | |
1386 | error = -ENOMEM; | |
1387 | goto out; | |
1388 | } | |
1389 | ||
1390 | cfg.physAddr = dma_handle; | |
1391 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1392 | ||
1393 | error = mpt_config(ioc, &cfg); | |
1394 | if (error) | |
1395 | goto out_free_consistent; | |
1396 | ||
1397 | ||
1398 | mptsas_print_expander_pg1(buffer); | |
1399 | ||
1400 | /* save config data */ | |
024358ee | 1401 | phy_info->phy_id = buffer->PhyIdentifier; |
0c33b27d CH |
1402 | phy_info->port_id = buffer->PhysicalPort; |
1403 | phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; | |
1404 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
1405 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
1406 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
1407 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
1408 | ||
0c33b27d CH |
1409 | out_free_consistent: |
1410 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1411 | buffer, dma_handle); | |
1412 | out: | |
1413 | return error; | |
1414 | } | |
1415 | ||
1416 | static void | |
1417 | mptsas_parse_device_info(struct sas_identify *identify, | |
1418 | struct mptsas_devinfo *device_info) | |
1419 | { | |
1420 | u16 protocols; | |
1421 | ||
1422 | identify->sas_address = device_info->sas_address; | |
1423 | identify->phy_identifier = device_info->phy_id; | |
1424 | ||
1425 | /* | |
1426 | * Fill in Phy Initiator Port Protocol. | |
1427 | * Bits 6:3, more than one bit can be set, fall through cases. | |
1428 | */ | |
1429 | protocols = device_info->device_info & 0x78; | |
1430 | identify->initiator_port_protocols = 0; | |
1431 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) | |
1432 | identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; | |
1433 | if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) | |
1434 | identify->initiator_port_protocols |= SAS_PROTOCOL_STP; | |
1435 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) | |
1436 | identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; | |
1437 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) | |
1438 | identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; | |
1439 | ||
1440 | /* | |
1441 | * Fill in Phy Target Port Protocol. | |
1442 | * Bits 10:7, more than one bit can be set, fall through cases. | |
1443 | */ | |
1444 | protocols = device_info->device_info & 0x780; | |
1445 | identify->target_port_protocols = 0; | |
1446 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
1447 | identify->target_port_protocols |= SAS_PROTOCOL_SSP; | |
1448 | if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
1449 | identify->target_port_protocols |= SAS_PROTOCOL_STP; | |
1450 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) | |
1451 | identify->target_port_protocols |= SAS_PROTOCOL_SMP; | |
1452 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
1453 | identify->target_port_protocols |= SAS_PROTOCOL_SATA; | |
1454 | ||
1455 | /* | |
1456 | * Fill in Attached device type. | |
1457 | */ | |
1458 | switch (device_info->device_info & | |
1459 | MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { | |
1460 | case MPI_SAS_DEVICE_INFO_NO_DEVICE: | |
1461 | identify->device_type = SAS_PHY_UNUSED; | |
1462 | break; | |
1463 | case MPI_SAS_DEVICE_INFO_END_DEVICE: | |
1464 | identify->device_type = SAS_END_DEVICE; | |
1465 | break; | |
1466 | case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: | |
1467 | identify->device_type = SAS_EDGE_EXPANDER_DEVICE; | |
1468 | break; | |
1469 | case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: | |
1470 | identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; | |
1471 | break; | |
1472 | } | |
1473 | } | |
1474 | ||
1475 | static int mptsas_probe_one_phy(struct device *dev, | |
ac01bbbd | 1476 | struct mptsas_phyinfo *phy_info, int index, int local) |
0c33b27d | 1477 | { |
e6b2d76a | 1478 | MPT_ADAPTER *ioc; |
9a28f49a | 1479 | struct sas_phy *phy; |
547f9a21 EM |
1480 | struct sas_port *port; |
1481 | int error = 0; | |
0c33b27d | 1482 | |
547f9a21 EM |
1483 | if (!dev) { |
1484 | error = -ENODEV; | |
1485 | goto out; | |
1486 | } | |
e6b2d76a ME |
1487 | |
1488 | if (!phy_info->phy) { | |
1489 | phy = sas_phy_alloc(dev, index); | |
547f9a21 EM |
1490 | if (!phy) { |
1491 | error = -ENOMEM; | |
1492 | goto out; | |
1493 | } | |
e6b2d76a ME |
1494 | } else |
1495 | phy = phy_info->phy; | |
0c33b27d | 1496 | |
9a28f49a | 1497 | mptsas_parse_device_info(&phy->identify, &phy_info->identify); |
0c33b27d CH |
1498 | |
1499 | /* | |
1500 | * Set Negotiated link rate. | |
1501 | */ | |
1502 | switch (phy_info->negotiated_link_rate) { | |
1503 | case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: | |
9a28f49a | 1504 | phy->negotiated_linkrate = SAS_PHY_DISABLED; |
0c33b27d CH |
1505 | break; |
1506 | case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: | |
9a28f49a | 1507 | phy->negotiated_linkrate = SAS_LINK_RATE_FAILED; |
0c33b27d CH |
1508 | break; |
1509 | case MPI_SAS_IOUNIT0_RATE_1_5: | |
9a28f49a | 1510 | phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1511 | break; |
1512 | case MPI_SAS_IOUNIT0_RATE_3_0: | |
9a28f49a | 1513 | phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1514 | break; |
1515 | case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: | |
1516 | case MPI_SAS_IOUNIT0_RATE_UNKNOWN: | |
1517 | default: | |
9a28f49a | 1518 | phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; |
0c33b27d CH |
1519 | break; |
1520 | } | |
1521 | ||
1522 | /* | |
1523 | * Set Max hardware link rate. | |
1524 | */ | |
1525 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1526 | case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: | |
9a28f49a | 1527 | phy->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1528 | break; |
1529 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1530 | phy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1531 | break; |
1532 | default: | |
1533 | break; | |
1534 | } | |
1535 | ||
1536 | /* | |
1537 | * Set Max programmed link rate. | |
1538 | */ | |
1539 | switch (phy_info->programmed_link_rate & | |
1540 | MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1541 | case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: | |
9a28f49a | 1542 | phy->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1543 | break; |
1544 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1545 | phy->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1546 | break; |
1547 | default: | |
1548 | break; | |
1549 | } | |
1550 | ||
1551 | /* | |
1552 | * Set Min hardware link rate. | |
1553 | */ | |
1554 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { | |
1555 | case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: | |
9a28f49a | 1556 | phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1557 | break; |
1558 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1559 | phy->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1560 | break; |
1561 | default: | |
1562 | break; | |
1563 | } | |
1564 | ||
1565 | /* | |
1566 | * Set Min programmed link rate. | |
1567 | */ | |
1568 | switch (phy_info->programmed_link_rate & | |
1569 | MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { | |
1570 | case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: | |
9a28f49a | 1571 | phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1572 | break; |
1573 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1574 | phy->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1575 | break; |
1576 | default: | |
1577 | break; | |
1578 | } | |
1579 | ||
e6b2d76a | 1580 | if (!phy_info->phy) { |
ac01bbbd | 1581 | |
e6b2d76a ME |
1582 | error = sas_phy_add(phy); |
1583 | if (error) { | |
1584 | sas_phy_free(phy); | |
547f9a21 | 1585 | goto out; |
e6b2d76a ME |
1586 | } |
1587 | phy_info->phy = phy; | |
0c33b27d CH |
1588 | } |
1589 | ||
547f9a21 EM |
1590 | if (!phy_info->attached.handle || |
1591 | !phy_info->port_details) | |
1592 | goto out; | |
1593 | ||
1594 | port = mptsas_get_port(phy_info); | |
1595 | ioc = phy_to_ioc(phy_info->phy); | |
1596 | ||
1597 | if (phy_info->sas_port_add_phy) { | |
1598 | ||
1599 | if (!port) { | |
dc22f16d | 1600 | port = sas_port_alloc_num(dev); |
547f9a21 EM |
1601 | if (!port) { |
1602 | error = -ENOMEM; | |
1603 | goto out; | |
1604 | } | |
1605 | error = sas_port_add(port); | |
1606 | if (error) { | |
1607 | dfailprintk((MYIOC_s_ERR_FMT | |
1608 | "%s: exit at line=%d\n", ioc->name, | |
1609 | __FUNCTION__, __LINE__)); | |
1610 | goto out; | |
1611 | } | |
1612 | mptsas_set_port(phy_info, port); | |
dc22f16d EM |
1613 | dsaswideprintk((KERN_DEBUG |
1614 | "sas_port_alloc: port=%p dev=%p port_id=%d\n", | |
1615 | port, dev, port->port_identifier)); | |
547f9a21 EM |
1616 | } |
1617 | dsaswideprintk((KERN_DEBUG "sas_port_add_phy: phy_id=%d\n", | |
1618 | phy_info->phy_id)); | |
1619 | sas_port_add_phy(port, phy_info->phy); | |
1620 | phy_info->sas_port_add_phy = 0; | |
1621 | } | |
1622 | ||
1623 | if (!mptsas_get_rphy(phy_info) && port && !port->rphy) { | |
e6b2d76a | 1624 | |
0c33b27d | 1625 | struct sas_rphy *rphy; |
2686de27 | 1626 | struct device *parent; |
f013db32 | 1627 | struct sas_identify identify; |
0c33b27d | 1628 | |
2686de27 | 1629 | parent = dev->parent->parent; |
e6b2d76a ME |
1630 | /* |
1631 | * Let the hotplug_work thread handle processing | |
1632 | * the adding/removing of devices that occur | |
1633 | * after start of day. | |
1634 | */ | |
1635 | if (ioc->sas_discovery_runtime && | |
1636 | mptsas_is_end_device(&phy_info->attached)) | |
547f9a21 | 1637 | goto out; |
e6b2d76a | 1638 | |
f013db32 | 1639 | mptsas_parse_device_info(&identify, &phy_info->attached); |
2686de27 JB |
1640 | if (scsi_is_host_device(parent)) { |
1641 | struct mptsas_portinfo *port_info; | |
1642 | int i; | |
1643 | ||
1644 | mutex_lock(&ioc->sas_topology_mutex); | |
1645 | port_info = mptsas_find_portinfo_by_handle(ioc, | |
1646 | ioc->handle); | |
1647 | mutex_unlock(&ioc->sas_topology_mutex); | |
1648 | ||
1649 | for (i = 0; i < port_info->num_phys; i++) | |
1650 | if (port_info->phy_info[i].identify.sas_address == | |
0c269e6d JB |
1651 | identify.sas_address) { |
1652 | sas_port_mark_backlink(port); | |
2686de27 | 1653 | goto out; |
0c269e6d | 1654 | } |
2686de27 JB |
1655 | |
1656 | } else if (scsi_is_sas_rphy(parent)) { | |
1657 | struct sas_rphy *parent_rphy = dev_to_rphy(parent); | |
1658 | if (identify.sas_address == | |
0c269e6d JB |
1659 | parent_rphy->identify.sas_address) { |
1660 | sas_port_mark_backlink(port); | |
2686de27 | 1661 | goto out; |
0c269e6d | 1662 | } |
2686de27 JB |
1663 | } |
1664 | ||
f013db32 JB |
1665 | switch (identify.device_type) { |
1666 | case SAS_END_DEVICE: | |
547f9a21 | 1667 | rphy = sas_end_device_alloc(port); |
f013db32 JB |
1668 | break; |
1669 | case SAS_EDGE_EXPANDER_DEVICE: | |
1670 | case SAS_FANOUT_EXPANDER_DEVICE: | |
547f9a21 | 1671 | rphy = sas_expander_alloc(port, identify.device_type); |
f013db32 JB |
1672 | break; |
1673 | default: | |
1674 | rphy = NULL; | |
1675 | break; | |
1676 | } | |
547f9a21 EM |
1677 | if (!rphy) { |
1678 | dfailprintk((MYIOC_s_ERR_FMT | |
1679 | "%s: exit at line=%d\n", ioc->name, | |
1680 | __FUNCTION__, __LINE__)); | |
1681 | goto out; | |
1682 | } | |
0c33b27d | 1683 | |
f013db32 | 1684 | rphy->identify = identify; |
0c33b27d CH |
1685 | error = sas_rphy_add(rphy); |
1686 | if (error) { | |
547f9a21 EM |
1687 | dfailprintk((MYIOC_s_ERR_FMT |
1688 | "%s: exit at line=%d\n", ioc->name, | |
1689 | __FUNCTION__, __LINE__)); | |
0c33b27d | 1690 | sas_rphy_free(rphy); |
547f9a21 | 1691 | goto out; |
0c33b27d | 1692 | } |
547f9a21 | 1693 | mptsas_set_rphy(phy_info, rphy); |
0c33b27d CH |
1694 | } |
1695 | ||
547f9a21 EM |
1696 | out: |
1697 | return error; | |
0c33b27d CH |
1698 | } |
1699 | ||
1700 | static int | |
e6b2d76a | 1701 | mptsas_probe_hba_phys(MPT_ADAPTER *ioc) |
0c33b27d | 1702 | { |
e6b2d76a | 1703 | struct mptsas_portinfo *port_info, *hba; |
0c33b27d CH |
1704 | u32 handle = 0xFFFF; |
1705 | int error = -ENOMEM, i; | |
1706 | ||
e6b2d76a ME |
1707 | hba = kzalloc(sizeof(*port_info), GFP_KERNEL); |
1708 | if (! hba) | |
0c33b27d | 1709 | goto out; |
0c33b27d | 1710 | |
e6b2d76a | 1711 | error = mptsas_sas_io_unit_pg0(ioc, hba); |
0c33b27d CH |
1712 | if (error) |
1713 | goto out_free_port_info; | |
1714 | ||
9a28f49a | 1715 | mutex_lock(&ioc->sas_topology_mutex); |
2686de27 | 1716 | ioc->handle = hba->handle; |
e6b2d76a ME |
1717 | port_info = mptsas_find_portinfo_by_handle(ioc, hba->handle); |
1718 | if (!port_info) { | |
1719 | port_info = hba; | |
1720 | list_add_tail(&port_info->list, &ioc->sas_topology); | |
1721 | } else { | |
1722 | port_info->handle = hba->handle; | |
1723 | for (i = 0; i < hba->num_phys; i++) | |
1724 | port_info->phy_info[i].negotiated_link_rate = | |
1725 | hba->phy_info[i].negotiated_link_rate; | |
547f9a21 | 1726 | kfree(hba->phy_info); |
e6b2d76a ME |
1727 | kfree(hba); |
1728 | hba = NULL; | |
1729 | } | |
9a28f49a CH |
1730 | mutex_unlock(&ioc->sas_topology_mutex); |
1731 | ||
0c33b27d CH |
1732 | for (i = 0; i < port_info->num_phys; i++) { |
1733 | mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], | |
1734 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << | |
1735 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); | |
1736 | ||
1737 | mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, | |
1738 | (MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE << | |
1739 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), handle); | |
024358ee EM |
1740 | port_info->phy_info[i].identify.phy_id = |
1741 | port_info->phy_info[i].phy_id; | |
0c33b27d CH |
1742 | handle = port_info->phy_info[i].identify.handle; |
1743 | ||
547f9a21 | 1744 | if (port_info->phy_info[i].attached.handle) |
0c33b27d CH |
1745 | mptsas_sas_device_pg0(ioc, |
1746 | &port_info->phy_info[i].attached, | |
1747 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1748 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1749 | port_info->phy_info[i].attached.handle); | |
547f9a21 | 1750 | } |
0c33b27d | 1751 | |
547f9a21 EM |
1752 | mptsas_setup_wide_ports(ioc, port_info); |
1753 | ||
1754 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) | |
0c33b27d | 1755 | mptsas_probe_one_phy(&ioc->sh->shost_gendev, |
e6b2d76a | 1756 | &port_info->phy_info[i], ioc->sas_index, 1); |
0c33b27d CH |
1757 | |
1758 | return 0; | |
1759 | ||
1760 | out_free_port_info: | |
547f9a21 | 1761 | kfree(hba); |
0c33b27d CH |
1762 | out: |
1763 | return error; | |
1764 | } | |
1765 | ||
1766 | static int | |
e6b2d76a | 1767 | mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle) |
0c33b27d | 1768 | { |
e6b2d76a | 1769 | struct mptsas_portinfo *port_info, *p, *ex; |
547f9a21 EM |
1770 | struct device *parent; |
1771 | struct sas_rphy *rphy; | |
0c33b27d CH |
1772 | int error = -ENOMEM, i, j; |
1773 | ||
e6b2d76a ME |
1774 | ex = kzalloc(sizeof(*port_info), GFP_KERNEL); |
1775 | if (!ex) | |
0c33b27d | 1776 | goto out; |
0c33b27d | 1777 | |
e6b2d76a | 1778 | error = mptsas_sas_expander_pg0(ioc, ex, |
0c33b27d CH |
1779 | (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << |
1780 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); | |
1781 | if (error) | |
1782 | goto out_free_port_info; | |
1783 | ||
e6b2d76a | 1784 | *handle = ex->handle; |
0c33b27d | 1785 | |
9a28f49a | 1786 | mutex_lock(&ioc->sas_topology_mutex); |
e6b2d76a ME |
1787 | port_info = mptsas_find_portinfo_by_handle(ioc, *handle); |
1788 | if (!port_info) { | |
1789 | port_info = ex; | |
1790 | list_add_tail(&port_info->list, &ioc->sas_topology); | |
1791 | } else { | |
1792 | port_info->handle = ex->handle; | |
547f9a21 | 1793 | kfree(ex->phy_info); |
e6b2d76a ME |
1794 | kfree(ex); |
1795 | ex = NULL; | |
1796 | } | |
9a28f49a CH |
1797 | mutex_unlock(&ioc->sas_topology_mutex); |
1798 | ||
0c33b27d | 1799 | for (i = 0; i < port_info->num_phys; i++) { |
0c33b27d CH |
1800 | mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], |
1801 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << | |
1802 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); | |
1803 | ||
1804 | if (port_info->phy_info[i].identify.handle) { | |
1805 | mptsas_sas_device_pg0(ioc, | |
1806 | &port_info->phy_info[i].identify, | |
1807 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1808 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1809 | port_info->phy_info[i].identify.handle); | |
024358ee EM |
1810 | port_info->phy_info[i].identify.phy_id = |
1811 | port_info->phy_info[i].phy_id; | |
0c33b27d CH |
1812 | } |
1813 | ||
1814 | if (port_info->phy_info[i].attached.handle) { | |
1815 | mptsas_sas_device_pg0(ioc, | |
1816 | &port_info->phy_info[i].attached, | |
1817 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
1818 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
1819 | port_info->phy_info[i].attached.handle); | |
db9c9174 ME |
1820 | port_info->phy_info[i].attached.phy_id = |
1821 | port_info->phy_info[i].phy_id; | |
0c33b27d | 1822 | } |
547f9a21 | 1823 | } |
0c33b27d | 1824 | |
547f9a21 EM |
1825 | parent = &ioc->sh->shost_gendev; |
1826 | for (i = 0; i < port_info->num_phys; i++) { | |
9a28f49a | 1827 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
1828 | list_for_each_entry(p, &ioc->sas_topology, list) { |
1829 | for (j = 0; j < p->num_phys; j++) { | |
547f9a21 | 1830 | if (port_info->phy_info[i].identify.handle != |
0c33b27d | 1831 | p->phy_info[j].attached.handle) |
547f9a21 EM |
1832 | continue; |
1833 | rphy = mptsas_get_rphy(&p->phy_info[j]); | |
1834 | parent = &rphy->dev; | |
0c33b27d CH |
1835 | } |
1836 | } | |
9a28f49a | 1837 | mutex_unlock(&ioc->sas_topology_mutex); |
547f9a21 EM |
1838 | } |
1839 | ||
1840 | mptsas_setup_wide_ports(ioc, port_info); | |
0c33b27d | 1841 | |
547f9a21 | 1842 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) |
ac01bbbd | 1843 | mptsas_probe_one_phy(parent, &port_info->phy_info[i], |
e6b2d76a | 1844 | ioc->sas_index, 0); |
0c33b27d CH |
1845 | |
1846 | return 0; | |
1847 | ||
1848 | out_free_port_info: | |
e6b2d76a | 1849 | if (ex) { |
547f9a21 | 1850 | kfree(ex->phy_info); |
e6b2d76a ME |
1851 | kfree(ex); |
1852 | } | |
0c33b27d CH |
1853 | out: |
1854 | return error; | |
1855 | } | |
1856 | ||
e6b2d76a ME |
1857 | /* |
1858 | * mptsas_delete_expander_phys | |
1859 | * | |
1860 | * | |
1861 | * This will traverse topology, and remove expanders | |
1862 | * that are no longer present | |
1863 | */ | |
1864 | static void | |
1865 | mptsas_delete_expander_phys(MPT_ADAPTER *ioc) | |
1866 | { | |
1867 | struct mptsas_portinfo buffer; | |
1868 | struct mptsas_portinfo *port_info, *n, *parent; | |
547f9a21 EM |
1869 | struct mptsas_phyinfo *phy_info; |
1870 | struct scsi_target * starget; | |
1871 | VirtTarget * vtarget; | |
1872 | struct sas_port * port; | |
e6b2d76a | 1873 | int i; |
547f9a21 | 1874 | u64 expander_sas_address; |
e6b2d76a ME |
1875 | |
1876 | mutex_lock(&ioc->sas_topology_mutex); | |
1877 | list_for_each_entry_safe(port_info, n, &ioc->sas_topology, list) { | |
1878 | ||
1879 | if (port_info->phy_info && | |
1880 | (!(port_info->phy_info[0].identify.device_info & | |
1881 | MPI_SAS_DEVICE_INFO_SMP_TARGET))) | |
1882 | continue; | |
1883 | ||
1884 | if (mptsas_sas_expander_pg0(ioc, &buffer, | |
1885 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE << | |
1886 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), port_info->handle)) { | |
1887 | ||
547f9a21 EM |
1888 | /* |
1889 | * Issue target reset to all child end devices | |
1890 | * then mark them deleted to prevent further | |
1891 | * IO going to them. | |
1892 | */ | |
1893 | phy_info = port_info->phy_info; | |
1894 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { | |
1895 | starget = mptsas_get_starget(phy_info); | |
1896 | if (!starget) | |
1897 | continue; | |
1898 | vtarget = starget->hostdata; | |
1899 | if(vtarget->deleted) | |
1900 | continue; | |
1901 | vtarget->deleted = 1; | |
1902 | mptsas_target_reset(ioc, vtarget); | |
1903 | sas_port_delete(mptsas_get_port(phy_info)); | |
1904 | mptsas_port_delete(phy_info->port_details); | |
1905 | } | |
1906 | ||
e6b2d76a ME |
1907 | /* |
1908 | * Obtain the port_info instance to the parent port | |
1909 | */ | |
1910 | parent = mptsas_find_portinfo_by_handle(ioc, | |
1911 | port_info->phy_info[0].identify.handle_parent); | |
1912 | ||
1913 | if (!parent) | |
1914 | goto next_port; | |
1915 | ||
547f9a21 EM |
1916 | expander_sas_address = |
1917 | port_info->phy_info[0].identify.sas_address; | |
1918 | ||
e6b2d76a ME |
1919 | /* |
1920 | * Delete rphys in the parent that point | |
1921 | * to this expander. The transport layer will | |
1922 | * cleanup all the children. | |
1923 | */ | |
547f9a21 EM |
1924 | phy_info = parent->phy_info; |
1925 | for (i = 0; i < parent->num_phys; i++, phy_info++) { | |
1926 | port = mptsas_get_port(phy_info); | |
1927 | if (!port) | |
1928 | continue; | |
1929 | if (phy_info->attached.sas_address != | |
1930 | expander_sas_address) | |
e6b2d76a | 1931 | continue; |
547f9a21 | 1932 | #ifdef MPT_DEBUG_SAS_WIDE |
dc22f16d EM |
1933 | dev_printk(KERN_DEBUG, &port->dev, |
1934 | "delete port (%d)\n", port->port_identifier); | |
547f9a21 EM |
1935 | #endif |
1936 | sas_port_delete(port); | |
1937 | mptsas_port_delete(phy_info->port_details); | |
e6b2d76a ME |
1938 | } |
1939 | next_port: | |
547f9a21 EM |
1940 | |
1941 | phy_info = port_info->phy_info; | |
1942 | for (i = 0; i < port_info->num_phys; i++, phy_info++) | |
1943 | mptsas_port_delete(phy_info->port_details); | |
1944 | ||
e6b2d76a | 1945 | list_del(&port_info->list); |
547f9a21 | 1946 | kfree(port_info->phy_info); |
e6b2d76a ME |
1947 | kfree(port_info); |
1948 | } | |
1949 | /* | |
1950 | * Free this memory allocated from inside | |
1951 | * mptsas_sas_expander_pg0 | |
1952 | */ | |
547f9a21 | 1953 | kfree(buffer.phy_info); |
e6b2d76a ME |
1954 | } |
1955 | mutex_unlock(&ioc->sas_topology_mutex); | |
1956 | } | |
1957 | ||
1958 | /* | |
1959 | * Start of day discovery | |
1960 | */ | |
0c33b27d CH |
1961 | static void |
1962 | mptsas_scan_sas_topology(MPT_ADAPTER *ioc) | |
1963 | { | |
1964 | u32 handle = 0xFFFF; | |
f44e5461 | 1965 | int i; |
0c33b27d | 1966 | |
e6b2d76a ME |
1967 | mutex_lock(&ioc->sas_discovery_mutex); |
1968 | mptsas_probe_hba_phys(ioc); | |
1969 | while (!mptsas_probe_expander_phys(ioc, &handle)) | |
0c33b27d | 1970 | ; |
f44e5461 ME |
1971 | /* |
1972 | Reporting RAID volumes. | |
1973 | */ | |
1974 | if (!ioc->raid_data.pIocPg2) | |
1975 | goto out; | |
1976 | if (!ioc->raid_data.pIocPg2->NumActiveVolumes) | |
1977 | goto out; | |
1978 | for (i=0; i<ioc->raid_data.pIocPg2->NumActiveVolumes; i++) { | |
e8bf3941 | 1979 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, |
f44e5461 ME |
1980 | ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0); |
1981 | } | |
1982 | out: | |
e6b2d76a ME |
1983 | mutex_unlock(&ioc->sas_discovery_mutex); |
1984 | } | |
1985 | ||
1986 | /* | |
1987 | * Work queue thread to handle Runtime discovery | |
1988 | * Mere purpose is the hot add/delete of expanders | |
547f9a21 | 1989 | *(Mutex UNLOCKED) |
e6b2d76a ME |
1990 | */ |
1991 | static void | |
547f9a21 | 1992 | __mptsas_discovery_work(MPT_ADAPTER *ioc) |
e6b2d76a | 1993 | { |
e6b2d76a ME |
1994 | u32 handle = 0xFFFF; |
1995 | ||
e6b2d76a ME |
1996 | ioc->sas_discovery_runtime=1; |
1997 | mptsas_delete_expander_phys(ioc); | |
1998 | mptsas_probe_hba_phys(ioc); | |
1999 | while (!mptsas_probe_expander_phys(ioc, &handle)) | |
2000 | ; | |
e6b2d76a | 2001 | ioc->sas_discovery_runtime=0; |
547f9a21 EM |
2002 | } |
2003 | ||
2004 | /* | |
2005 | * Work queue thread to handle Runtime discovery | |
2006 | * Mere purpose is the hot add/delete of expanders | |
2007 | *(Mutex LOCKED) | |
2008 | */ | |
2009 | static void | |
c4028958 | 2010 | mptsas_discovery_work(struct work_struct *work) |
547f9a21 | 2011 | { |
c4028958 DH |
2012 | struct mptsas_discovery_event *ev = |
2013 | container_of(work, struct mptsas_discovery_event, work); | |
547f9a21 EM |
2014 | MPT_ADAPTER *ioc = ev->ioc; |
2015 | ||
2016 | mutex_lock(&ioc->sas_discovery_mutex); | |
2017 | __mptsas_discovery_work(ioc); | |
e6b2d76a | 2018 | mutex_unlock(&ioc->sas_discovery_mutex); |
547f9a21 | 2019 | kfree(ev); |
0c33b27d CH |
2020 | } |
2021 | ||
9a28f49a | 2022 | static struct mptsas_phyinfo * |
547f9a21 | 2023 | mptsas_find_phyinfo_by_sas_address(MPT_ADAPTER *ioc, u64 sas_address) |
9a28f49a CH |
2024 | { |
2025 | struct mptsas_portinfo *port_info; | |
9a28f49a | 2026 | struct mptsas_phyinfo *phy_info = NULL; |
547f9a21 | 2027 | int i; |
9a28f49a | 2028 | |
9a28f49a CH |
2029 | mutex_lock(&ioc->sas_topology_mutex); |
2030 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
2031 | for (i = 0; i < port_info->num_phys; i++) { | |
547f9a21 EM |
2032 | if (port_info->phy_info[i].attached.sas_address |
2033 | != sas_address) | |
2034 | continue; | |
2035 | if (!mptsas_is_end_device( | |
2036 | &port_info->phy_info[i].attached)) | |
2037 | continue; | |
2038 | phy_info = &port_info->phy_info[i]; | |
2039 | break; | |
9a28f49a CH |
2040 | } |
2041 | } | |
2042 | mutex_unlock(&ioc->sas_topology_mutex); | |
9a28f49a CH |
2043 | return phy_info; |
2044 | } | |
2045 | ||
2046 | static struct mptsas_phyinfo * | |
c73787ee | 2047 | mptsas_find_phyinfo_by_target(MPT_ADAPTER *ioc, u32 id) |
9a28f49a CH |
2048 | { |
2049 | struct mptsas_portinfo *port_info; | |
2050 | struct mptsas_phyinfo *phy_info = NULL; | |
2051 | int i; | |
2052 | ||
9a28f49a CH |
2053 | mutex_lock(&ioc->sas_topology_mutex); |
2054 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
547f9a21 EM |
2055 | for (i = 0; i < port_info->num_phys; i++) { |
2056 | if (port_info->phy_info[i].attached.id != id) | |
2057 | continue; | |
2058 | if (!mptsas_is_end_device( | |
2059 | &port_info->phy_info[i].attached)) | |
2060 | continue; | |
2061 | phy_info = &port_info->phy_info[i]; | |
2062 | break; | |
2063 | } | |
9a28f49a CH |
2064 | } |
2065 | mutex_unlock(&ioc->sas_topology_mutex); | |
9a28f49a CH |
2066 | return phy_info; |
2067 | } | |
2068 | ||
4b766471 ME |
2069 | /* |
2070 | * Work queue thread to clear the persitency table | |
2071 | */ | |
2072 | static void | |
c4028958 | 2073 | mptsas_persist_clear_table(struct work_struct *work) |
4b766471 | 2074 | { |
c4028958 | 2075 | MPT_ADAPTER *ioc = container_of(work, MPT_ADAPTER, sas_persist_task); |
4b766471 ME |
2076 | |
2077 | mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT); | |
2078 | } | |
2079 | ||
f44e5461 ME |
2080 | static void |
2081 | mptsas_reprobe_lun(struct scsi_device *sdev, void *data) | |
2082 | { | |
f99be43b EM |
2083 | int rc; |
2084 | ||
f44e5461 | 2085 | sdev->no_uld_attach = data ? 1 : 0; |
f99be43b | 2086 | rc = scsi_device_reprobe(sdev); |
f44e5461 ME |
2087 | } |
2088 | ||
2089 | static void | |
2090 | mptsas_reprobe_target(struct scsi_target *starget, int uld_attach) | |
2091 | { | |
2092 | starget_for_each_device(starget, uld_attach ? (void *)1 : NULL, | |
2093 | mptsas_reprobe_lun); | |
2094 | } | |
2095 | ||
e6b2d76a ME |
2096 | /* |
2097 | * Work queue thread to handle SAS hotplug events | |
2098 | */ | |
9a28f49a | 2099 | static void |
c4028958 | 2100 | mptsas_hotplug_work(struct work_struct *work) |
9a28f49a | 2101 | { |
c4028958 DH |
2102 | struct mptsas_hotplug_event *ev = |
2103 | container_of(work, struct mptsas_hotplug_event, work); | |
9a28f49a CH |
2104 | MPT_ADAPTER *ioc = ev->ioc; |
2105 | struct mptsas_phyinfo *phy_info; | |
2106 | struct sas_rphy *rphy; | |
547f9a21 | 2107 | struct sas_port *port; |
c73787ee | 2108 | struct scsi_device *sdev; |
547f9a21 | 2109 | struct scsi_target * starget; |
f013db32 | 2110 | struct sas_identify identify; |
9a28f49a | 2111 | char *ds = NULL; |
c73787ee | 2112 | struct mptsas_devinfo sas_device; |
f44e5461 | 2113 | VirtTarget *vtarget; |
547f9a21 | 2114 | VirtDevice *vdevice; |
9a28f49a | 2115 | |
e6b2d76a | 2116 | |
547f9a21 | 2117 | mutex_lock(&ioc->sas_discovery_mutex); |
9a28f49a CH |
2118 | switch (ev->event_type) { |
2119 | case MPTSAS_DEL_DEVICE: | |
9a28f49a | 2120 | |
c73787ee | 2121 | phy_info = mptsas_find_phyinfo_by_target(ioc, ev->id); |
e6b2d76a | 2122 | |
f44e5461 ME |
2123 | /* |
2124 | * Sanity checks, for non-existing phys and remote rphys. | |
2125 | */ | |
547f9a21 EM |
2126 | if (!phy_info || !phy_info->port_details) { |
2127 | dfailprintk((MYIOC_s_ERR_FMT | |
2128 | "%s: exit at line=%d\n", ioc->name, | |
2129 | __FUNCTION__, __LINE__)); | |
9a28f49a | 2130 | break; |
547f9a21 EM |
2131 | } |
2132 | rphy = mptsas_get_rphy(phy_info); | |
2133 | if (!rphy) { | |
2134 | dfailprintk((MYIOC_s_ERR_FMT | |
2135 | "%s: exit at line=%d\n", ioc->name, | |
2136 | __FUNCTION__, __LINE__)); | |
2137 | break; | |
2138 | } | |
2139 | port = mptsas_get_port(phy_info); | |
2140 | if (!port) { | |
2141 | dfailprintk((MYIOC_s_ERR_FMT | |
2142 | "%s: exit at line=%d\n", ioc->name, | |
2143 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2144 | break; |
547f9a21 EM |
2145 | } |
2146 | ||
2147 | starget = mptsas_get_starget(phy_info); | |
2148 | if (starget) { | |
2149 | vtarget = starget->hostdata; | |
f44e5461 | 2150 | |
547f9a21 EM |
2151 | if (!vtarget) { |
2152 | dfailprintk((MYIOC_s_ERR_FMT | |
2153 | "%s: exit at line=%d\n", ioc->name, | |
2154 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2155 | break; |
547f9a21 EM |
2156 | } |
2157 | ||
f44e5461 ME |
2158 | /* |
2159 | * Handling RAID components | |
2160 | */ | |
2161 | if (ev->phys_disk_num_valid) { | |
2162 | vtarget->target_id = ev->phys_disk_num; | |
2163 | vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT; | |
547f9a21 | 2164 | mptsas_reprobe_target(starget, 1); |
f44e5461 ME |
2165 | break; |
2166 | } | |
547f9a21 EM |
2167 | |
2168 | vtarget->deleted = 1; | |
2169 | mptsas_target_reset(ioc, vtarget); | |
9a28f49a CH |
2170 | } |
2171 | ||
c73787ee ME |
2172 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
2173 | ds = "ssp"; | |
2174 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
2175 | ds = "stp"; | |
2176 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
2177 | ds = "sata"; | |
2178 | ||
2179 | printk(MYIOC_s_INFO_FMT | |
2180 | "removing %s device, channel %d, id %d, phy %d\n", | |
2181 | ioc->name, ds, ev->channel, ev->id, phy_info->phy_id); | |
2182 | ||
547f9a21 | 2183 | #ifdef MPT_DEBUG_SAS_WIDE |
dc22f16d EM |
2184 | dev_printk(KERN_DEBUG, &port->dev, |
2185 | "delete port (%d)\n", port->port_identifier); | |
547f9a21 EM |
2186 | #endif |
2187 | sas_port_delete(port); | |
2188 | mptsas_port_delete(phy_info->port_details); | |
9a28f49a CH |
2189 | break; |
2190 | case MPTSAS_ADD_DEVICE: | |
c73787ee | 2191 | |
bd23e94c ME |
2192 | if (ev->phys_disk_num_valid) |
2193 | mpt_findImVolumes(ioc); | |
2194 | ||
c73787ee | 2195 | /* |
e3094447 | 2196 | * Refresh sas device pg0 data |
c73787ee | 2197 | */ |
e3094447 CH |
2198 | if (mptsas_sas_device_pg0(ioc, &sas_device, |
2199 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << | |
547f9a21 EM |
2200 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), ev->id)) { |
2201 | dfailprintk((MYIOC_s_ERR_FMT | |
2202 | "%s: exit at line=%d\n", ioc->name, | |
2203 | __FUNCTION__, __LINE__)); | |
e3094447 | 2204 | break; |
547f9a21 | 2205 | } |
9a28f49a | 2206 | |
547f9a21 EM |
2207 | ssleep(2); |
2208 | __mptsas_discovery_work(ioc); | |
e6b2d76a | 2209 | |
547f9a21 EM |
2210 | phy_info = mptsas_find_phyinfo_by_sas_address(ioc, |
2211 | sas_device.sas_address); | |
e6b2d76a | 2212 | |
547f9a21 EM |
2213 | if (!phy_info || !phy_info->port_details) { |
2214 | dfailprintk((MYIOC_s_ERR_FMT | |
2215 | "%s: exit at line=%d\n", ioc->name, | |
2216 | __FUNCTION__, __LINE__)); | |
2217 | break; | |
e6b2d76a ME |
2218 | } |
2219 | ||
547f9a21 EM |
2220 | starget = mptsas_get_starget(phy_info); |
2221 | if (starget) { | |
2222 | vtarget = starget->hostdata; | |
9a28f49a | 2223 | |
547f9a21 EM |
2224 | if (!vtarget) { |
2225 | dfailprintk((MYIOC_s_ERR_FMT | |
2226 | "%s: exit at line=%d\n", ioc->name, | |
2227 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2228 | break; |
547f9a21 | 2229 | } |
f44e5461 ME |
2230 | /* |
2231 | * Handling RAID components | |
2232 | */ | |
2233 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2234 | vtarget->tflags &= ~MPT_TARGET_FLAGS_RAID_COMPONENT; | |
2235 | vtarget->target_id = ev->id; | |
547f9a21 | 2236 | mptsas_reprobe_target(starget, 0); |
f44e5461 | 2237 | } |
9a28f49a CH |
2238 | break; |
2239 | } | |
2240 | ||
547f9a21 EM |
2241 | if (mptsas_get_rphy(phy_info)) { |
2242 | dfailprintk((MYIOC_s_ERR_FMT | |
2243 | "%s: exit at line=%d\n", ioc->name, | |
2244 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2245 | break; |
547f9a21 EM |
2246 | } |
2247 | port = mptsas_get_port(phy_info); | |
2248 | if (!port) { | |
2249 | dfailprintk((MYIOC_s_ERR_FMT | |
2250 | "%s: exit at line=%d\n", ioc->name, | |
2251 | __FUNCTION__, __LINE__)); | |
2252 | break; | |
2253 | } | |
f44e5461 | 2254 | |
e3094447 CH |
2255 | memcpy(&phy_info->attached, &sas_device, |
2256 | sizeof(struct mptsas_devinfo)); | |
9a28f49a | 2257 | |
c73787ee ME |
2258 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
2259 | ds = "ssp"; | |
2260 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
2261 | ds = "stp"; | |
2262 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
2263 | ds = "sata"; | |
2264 | ||
2265 | printk(MYIOC_s_INFO_FMT | |
2266 | "attaching %s device, channel %d, id %d, phy %d\n", | |
2267 | ioc->name, ds, ev->channel, ev->id, ev->phy_id); | |
2268 | ||
f013db32 | 2269 | mptsas_parse_device_info(&identify, &phy_info->attached); |
547f9a21 EM |
2270 | rphy = sas_end_device_alloc(port); |
2271 | if (!rphy) { | |
2272 | dfailprintk((MYIOC_s_ERR_FMT | |
2273 | "%s: exit at line=%d\n", ioc->name, | |
2274 | __FUNCTION__, __LINE__)); | |
9a28f49a | 2275 | break; /* non-fatal: an rphy can be added later */ |
547f9a21 | 2276 | } |
9a28f49a | 2277 | |
f013db32 | 2278 | rphy->identify = identify; |
9a28f49a | 2279 | if (sas_rphy_add(rphy)) { |
547f9a21 EM |
2280 | dfailprintk((MYIOC_s_ERR_FMT |
2281 | "%s: exit at line=%d\n", ioc->name, | |
2282 | __FUNCTION__, __LINE__)); | |
9a28f49a CH |
2283 | sas_rphy_free(rphy); |
2284 | break; | |
2285 | } | |
547f9a21 | 2286 | mptsas_set_rphy(phy_info, rphy); |
9a28f49a | 2287 | break; |
c73787ee | 2288 | case MPTSAS_ADD_RAID: |
e8bf3941 JB |
2289 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
2290 | ev->id, 0); | |
c73787ee ME |
2291 | if (sdev) { |
2292 | scsi_device_put(sdev); | |
2293 | break; | |
2294 | } | |
2295 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 2296 | "attaching raid volume, channel %d, id %d\n", |
e8bf3941 JB |
2297 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
2298 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, ev->id, 0); | |
c73787ee ME |
2299 | mpt_findImVolumes(ioc); |
2300 | break; | |
2301 | case MPTSAS_DEL_RAID: | |
e8bf3941 JB |
2302 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
2303 | ev->id, 0); | |
c73787ee ME |
2304 | if (!sdev) |
2305 | break; | |
2306 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 2307 | "removing raid volume, channel %d, id %d\n", |
e8bf3941 | 2308 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
547f9a21 EM |
2309 | vdevice = sdev->hostdata; |
2310 | vdevice->vtarget->deleted = 1; | |
2311 | mptsas_target_reset(ioc, vdevice->vtarget); | |
c73787ee ME |
2312 | scsi_remove_device(sdev); |
2313 | scsi_device_put(sdev); | |
2314 | mpt_findImVolumes(ioc); | |
2315 | break; | |
bd23e94c ME |
2316 | case MPTSAS_IGNORE_EVENT: |
2317 | default: | |
2318 | break; | |
9a28f49a CH |
2319 | } |
2320 | ||
e6b2d76a | 2321 | mutex_unlock(&ioc->sas_discovery_mutex); |
547f9a21 EM |
2322 | kfree(ev); |
2323 | ||
9a28f49a CH |
2324 | } |
2325 | ||
2326 | static void | |
547f9a21 | 2327 | mptsas_send_sas_event(MPT_ADAPTER *ioc, |
9a28f49a CH |
2328 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) |
2329 | { | |
2330 | struct mptsas_hotplug_event *ev; | |
2331 | u32 device_info = le32_to_cpu(sas_event_data->DeviceInfo); | |
2332 | __le64 sas_address; | |
2333 | ||
2334 | if ((device_info & | |
2335 | (MPI_SAS_DEVICE_INFO_SSP_TARGET | | |
2336 | MPI_SAS_DEVICE_INFO_STP_TARGET | | |
2337 | MPI_SAS_DEVICE_INFO_SATA_DEVICE )) == 0) | |
2338 | return; | |
2339 | ||
4b766471 ME |
2340 | switch (sas_event_data->ReasonCode) { |
2341 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: | |
2342 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: | |
547f9a21 | 2343 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
4b766471 ME |
2344 | if (!ev) { |
2345 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); | |
2346 | break; | |
2347 | } | |
9a28f49a | 2348 | |
c4028958 | 2349 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
4b766471 ME |
2350 | ev->ioc = ioc; |
2351 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); | |
2352 | ev->parent_handle = | |
2353 | le16_to_cpu(sas_event_data->ParentDevHandle); | |
2354 | ev->channel = sas_event_data->Bus; | |
2355 | ev->id = sas_event_data->TargetID; | |
2356 | ev->phy_id = sas_event_data->PhyNum; | |
2357 | memcpy(&sas_address, &sas_event_data->SASAddress, | |
2358 | sizeof(__le64)); | |
2359 | ev->sas_address = le64_to_cpu(sas_address); | |
2360 | ev->device_info = device_info; | |
2361 | ||
2362 | if (sas_event_data->ReasonCode & | |
2363 | MPI_EVENT_SAS_DEV_STAT_RC_ADDED) | |
2364 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2365 | else | |
2366 | ev->event_type = MPTSAS_DEL_DEVICE; | |
2367 | schedule_work(&ev->work); | |
2368 | break; | |
2369 | case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: | |
2370 | /* | |
2371 | * Persistent table is full. | |
2372 | */ | |
547f9a21 | 2373 | INIT_WORK(&ioc->sas_persist_task, |
c4028958 | 2374 | mptsas_persist_clear_table); |
547f9a21 | 2375 | schedule_work(&ioc->sas_persist_task); |
4b766471 ME |
2376 | break; |
2377 | case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: | |
2378 | /* TODO */ | |
2379 | case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: | |
2380 | /* TODO */ | |
2381 | default: | |
2382 | break; | |
9a28f49a | 2383 | } |
9a28f49a CH |
2384 | } |
2385 | ||
c73787ee | 2386 | static void |
547f9a21 | 2387 | mptsas_send_raid_event(MPT_ADAPTER *ioc, |
c73787ee ME |
2388 | EVENT_DATA_RAID *raid_event_data) |
2389 | { | |
2390 | struct mptsas_hotplug_event *ev; | |
bd23e94c ME |
2391 | int status = le32_to_cpu(raid_event_data->SettingsStatus); |
2392 | int state = (status >> 8) & 0xff; | |
c73787ee ME |
2393 | |
2394 | if (ioc->bus_type != SAS) | |
2395 | return; | |
2396 | ||
547f9a21 | 2397 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
c73787ee ME |
2398 | if (!ev) { |
2399 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); | |
2400 | return; | |
2401 | } | |
2402 | ||
c4028958 | 2403 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
c73787ee ME |
2404 | ev->ioc = ioc; |
2405 | ev->id = raid_event_data->VolumeID; | |
bd23e94c | 2406 | ev->event_type = MPTSAS_IGNORE_EVENT; |
c73787ee ME |
2407 | |
2408 | switch (raid_event_data->ReasonCode) { | |
2409 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED: | |
2410 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2411 | break; | |
2412 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED: | |
f44e5461 ME |
2413 | ioc->raid_data.isRaid = 1; |
2414 | ev->phys_disk_num_valid = 1; | |
2415 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
c73787ee ME |
2416 | ev->event_type = MPTSAS_DEL_DEVICE; |
2417 | break; | |
bd23e94c ME |
2418 | case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED: |
2419 | switch (state) { | |
2420 | case MPI_PD_STATE_ONLINE: | |
2421 | ioc->raid_data.isRaid = 1; | |
2422 | ev->phys_disk_num_valid = 1; | |
2423 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
2424 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2425 | break; | |
2426 | case MPI_PD_STATE_MISSING: | |
2427 | case MPI_PD_STATE_NOT_COMPATIBLE: | |
2428 | case MPI_PD_STATE_OFFLINE_AT_HOST_REQUEST: | |
2429 | case MPI_PD_STATE_FAILED_AT_HOST_REQUEST: | |
2430 | case MPI_PD_STATE_OFFLINE_FOR_ANOTHER_REASON: | |
2431 | ev->event_type = MPTSAS_DEL_DEVICE; | |
2432 | break; | |
2433 | default: | |
2434 | break; | |
2435 | } | |
2436 | break; | |
c73787ee ME |
2437 | case MPI_EVENT_RAID_RC_VOLUME_DELETED: |
2438 | ev->event_type = MPTSAS_DEL_RAID; | |
2439 | break; | |
2440 | case MPI_EVENT_RAID_RC_VOLUME_CREATED: | |
2441 | ev->event_type = MPTSAS_ADD_RAID; | |
2442 | break; | |
2443 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED: | |
bd23e94c ME |
2444 | switch (state) { |
2445 | case MPI_RAIDVOL0_STATUS_STATE_FAILED: | |
2446 | case MPI_RAIDVOL0_STATUS_STATE_MISSING: | |
2447 | ev->event_type = MPTSAS_DEL_RAID; | |
2448 | break; | |
2449 | case MPI_RAIDVOL0_STATUS_STATE_OPTIMAL: | |
2450 | case MPI_RAIDVOL0_STATUS_STATE_DEGRADED: | |
2451 | ev->event_type = MPTSAS_ADD_RAID; | |
2452 | break; | |
2453 | default: | |
2454 | break; | |
2455 | } | |
c73787ee ME |
2456 | break; |
2457 | default: | |
2458 | break; | |
2459 | } | |
2460 | schedule_work(&ev->work); | |
2461 | } | |
2462 | ||
e6b2d76a | 2463 | static void |
547f9a21 | 2464 | mptsas_send_discovery_event(MPT_ADAPTER *ioc, |
e6b2d76a ME |
2465 | EVENT_DATA_SAS_DISCOVERY *discovery_data) |
2466 | { | |
2467 | struct mptsas_discovery_event *ev; | |
2468 | ||
2469 | /* | |
2470 | * DiscoveryStatus | |
2471 | * | |
2472 | * This flag will be non-zero when firmware | |
2473 | * kicks off discovery, and return to zero | |
2474 | * once its completed. | |
2475 | */ | |
2476 | if (discovery_data->DiscoveryStatus) | |
2477 | return; | |
2478 | ||
547f9a21 | 2479 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
e6b2d76a ME |
2480 | if (!ev) |
2481 | return; | |
c4028958 | 2482 | INIT_WORK(&ev->work, mptsas_discovery_work); |
e6b2d76a ME |
2483 | ev->ioc = ioc; |
2484 | schedule_work(&ev->work); | |
2485 | }; | |
2486 | ||
2487 | ||
9a28f49a CH |
2488 | static int |
2489 | mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply) | |
2490 | { | |
c73787ee | 2491 | int rc=1; |
9a28f49a CH |
2492 | u8 event = le32_to_cpu(reply->Event) & 0xFF; |
2493 | ||
2494 | if (!ioc->sh) | |
c73787ee | 2495 | goto out; |
9a28f49a | 2496 | |
e6b2d76a ME |
2497 | /* |
2498 | * sas_discovery_ignore_events | |
2499 | * | |
2500 | * This flag is to prevent anymore processing of | |
2501 | * sas events once mptsas_remove function is called. | |
2502 | */ | |
2503 | if (ioc->sas_discovery_ignore_events) { | |
2504 | rc = mptscsih_event_process(ioc, reply); | |
2505 | goto out; | |
2506 | } | |
2507 | ||
9a28f49a CH |
2508 | switch (event) { |
2509 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
547f9a21 | 2510 | mptsas_send_sas_event(ioc, |
9a28f49a | 2511 | (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data); |
c73787ee ME |
2512 | break; |
2513 | case MPI_EVENT_INTEGRATED_RAID: | |
547f9a21 | 2514 | mptsas_send_raid_event(ioc, |
c73787ee ME |
2515 | (EVENT_DATA_RAID *)reply->Data); |
2516 | break; | |
79de278e | 2517 | case MPI_EVENT_PERSISTENT_TABLE_FULL: |
547f9a21 | 2518 | INIT_WORK(&ioc->sas_persist_task, |
c4028958 | 2519 | mptsas_persist_clear_table); |
547f9a21 | 2520 | schedule_work(&ioc->sas_persist_task); |
79de278e | 2521 | break; |
4b766471 | 2522 | case MPI_EVENT_SAS_DISCOVERY: |
547f9a21 | 2523 | mptsas_send_discovery_event(ioc, |
e6b2d76a ME |
2524 | (EVENT_DATA_SAS_DISCOVERY *)reply->Data); |
2525 | break; | |
9a28f49a | 2526 | default: |
c73787ee ME |
2527 | rc = mptscsih_event_process(ioc, reply); |
2528 | break; | |
9a28f49a | 2529 | } |
c73787ee ME |
2530 | out: |
2531 | ||
2532 | return rc; | |
9a28f49a CH |
2533 | } |
2534 | ||
0c33b27d CH |
2535 | static int |
2536 | mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) | |
2537 | { | |
2538 | struct Scsi_Host *sh; | |
2539 | MPT_SCSI_HOST *hd; | |
2540 | MPT_ADAPTER *ioc; | |
2541 | unsigned long flags; | |
1ca00bb7 | 2542 | int ii; |
0c33b27d CH |
2543 | int numSGE = 0; |
2544 | int scale; | |
2545 | int ioc_cap; | |
0c33b27d CH |
2546 | int error=0; |
2547 | int r; | |
2548 | ||
2549 | r = mpt_attach(pdev,id); | |
2550 | if (r) | |
2551 | return r; | |
2552 | ||
2553 | ioc = pci_get_drvdata(pdev); | |
2554 | ioc->DoneCtx = mptsasDoneCtx; | |
2555 | ioc->TaskCtx = mptsasTaskCtx; | |
2556 | ioc->InternalCtx = mptsasInternalCtx; | |
2557 | ||
2558 | /* Added sanity check on readiness of the MPT adapter. | |
2559 | */ | |
2560 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { | |
2561 | printk(MYIOC_s_WARN_FMT | |
2562 | "Skipping because it's not operational!\n", | |
2563 | ioc->name); | |
7acec1e7 MED |
2564 | error = -ENODEV; |
2565 | goto out_mptsas_probe; | |
0c33b27d CH |
2566 | } |
2567 | ||
2568 | if (!ioc->active) { | |
2569 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", | |
2570 | ioc->name); | |
7acec1e7 MED |
2571 | error = -ENODEV; |
2572 | goto out_mptsas_probe; | |
0c33b27d CH |
2573 | } |
2574 | ||
2575 | /* Sanity check - ensure at least 1 port is INITIATOR capable | |
2576 | */ | |
2577 | ioc_cap = 0; | |
2578 | for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { | |
2579 | if (ioc->pfacts[ii].ProtocolFlags & | |
2580 | MPI_PORTFACTS_PROTOCOL_INITIATOR) | |
2581 | ioc_cap++; | |
2582 | } | |
2583 | ||
2584 | if (!ioc_cap) { | |
2585 | printk(MYIOC_s_WARN_FMT | |
2586 | "Skipping ioc=%p because SCSI Initiator mode " | |
2587 | "is NOT enabled!\n", ioc->name, ioc); | |
466544d8 | 2588 | return 0; |
0c33b27d CH |
2589 | } |
2590 | ||
2591 | sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); | |
2592 | if (!sh) { | |
2593 | printk(MYIOC_s_WARN_FMT | |
2594 | "Unable to register controller with SCSI subsystem\n", | |
2595 | ioc->name); | |
7acec1e7 MED |
2596 | error = -1; |
2597 | goto out_mptsas_probe; | |
0c33b27d CH |
2598 | } |
2599 | ||
2600 | spin_lock_irqsave(&ioc->FreeQlock, flags); | |
2601 | ||
2602 | /* Attach the SCSI Host to the IOC structure | |
2603 | */ | |
2604 | ioc->sh = sh; | |
2605 | ||
2606 | sh->io_port = 0; | |
2607 | sh->n_io_port = 0; | |
2608 | sh->irq = 0; | |
2609 | ||
2610 | /* set 16 byte cdb's */ | |
2611 | sh->max_cmd_len = 16; | |
2612 | ||
2613 | sh->max_id = ioc->pfacts->MaxDevices + 1; | |
2614 | ||
2615 | sh->transportt = mptsas_transport_template; | |
2616 | ||
2617 | sh->max_lun = MPT_LAST_LUN + 1; | |
2618 | sh->max_channel = 0; | |
2619 | sh->this_id = ioc->pfacts[0].PortSCSIID; | |
2620 | ||
2621 | /* Required entry. | |
2622 | */ | |
2623 | sh->unique_id = ioc->id; | |
2624 | ||
2625 | INIT_LIST_HEAD(&ioc->sas_topology); | |
9a28f49a | 2626 | mutex_init(&ioc->sas_topology_mutex); |
e6b2d76a | 2627 | mutex_init(&ioc->sas_discovery_mutex); |
eeb846ce | 2628 | mutex_init(&ioc->sas_mgmt.mutex); |
da4fa655 | 2629 | init_completion(&ioc->sas_mgmt.done); |
0c33b27d CH |
2630 | |
2631 | /* Verify that we won't exceed the maximum | |
2632 | * number of chain buffers | |
2633 | * We can optimize: ZZ = req_sz/sizeof(SGE) | |
2634 | * For 32bit SGE's: | |
2635 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ | |
2636 | * + (req_sz - 64)/sizeof(SGE) | |
2637 | * A slightly different algorithm is required for | |
2638 | * 64bit SGEs. | |
2639 | */ | |
2640 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); | |
2641 | if (sizeof(dma_addr_t) == sizeof(u64)) { | |
2642 | numSGE = (scale - 1) * | |
2643 | (ioc->facts.MaxChainDepth-1) + scale + | |
2644 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + | |
2645 | sizeof(u32)); | |
2646 | } else { | |
2647 | numSGE = 1 + (scale - 1) * | |
2648 | (ioc->facts.MaxChainDepth-1) + scale + | |
2649 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + | |
2650 | sizeof(u32)); | |
2651 | } | |
2652 | ||
2653 | if (numSGE < sh->sg_tablesize) { | |
2654 | /* Reset this value */ | |
2655 | dprintk((MYIOC_s_INFO_FMT | |
2656 | "Resetting sg_tablesize to %d from %d\n", | |
2657 | ioc->name, numSGE, sh->sg_tablesize)); | |
2658 | sh->sg_tablesize = numSGE; | |
2659 | } | |
2660 | ||
2661 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
2662 | ||
2663 | hd = (MPT_SCSI_HOST *) sh->hostdata; | |
2664 | hd->ioc = ioc; | |
2665 | ||
2666 | /* SCSI needs scsi_cmnd lookup table! | |
2667 | * (with size equal to req_depth*PtrSz!) | |
2668 | */ | |
1ca00bb7 CH |
2669 | hd->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC); |
2670 | if (!hd->ScsiLookup) { | |
0c33b27d | 2671 | error = -ENOMEM; |
7acec1e7 | 2672 | goto out_mptsas_probe; |
0c33b27d CH |
2673 | } |
2674 | ||
1ca00bb7 CH |
2675 | dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n", |
2676 | ioc->name, hd->ScsiLookup)); | |
0c33b27d CH |
2677 | |
2678 | /* Allocate memory for the device structures. | |
2679 | * A non-Null pointer at an offset | |
2680 | * indicates a device exists. | |
2681 | * max_id = 1 + maximum id (hosts.h) | |
2682 | */ | |
1ca00bb7 CH |
2683 | hd->Targets = kcalloc(sh->max_id, sizeof(void *), GFP_ATOMIC); |
2684 | if (!hd->Targets) { | |
0c33b27d | 2685 | error = -ENOMEM; |
7acec1e7 | 2686 | goto out_mptsas_probe; |
0c33b27d CH |
2687 | } |
2688 | ||
1ca00bb7 | 2689 | dprintk((KERN_INFO " vtarget @ %p\n", hd->Targets)); |
0c33b27d CH |
2690 | |
2691 | /* Clear the TM flags | |
2692 | */ | |
2693 | hd->tmPending = 0; | |
2694 | hd->tmState = TM_STATE_NONE; | |
2695 | hd->resetPending = 0; | |
2696 | hd->abortSCpnt = NULL; | |
2697 | ||
2698 | /* Clear the pointer used to store | |
2699 | * single-threaded commands, i.e., those | |
2700 | * issued during a bus scan, dv and | |
2701 | * configuration pages. | |
2702 | */ | |
2703 | hd->cmdPtr = NULL; | |
2704 | ||
2705 | /* Initialize this SCSI Hosts' timers | |
2706 | * To use, set the timer expires field | |
2707 | * and add_timer | |
2708 | */ | |
2709 | init_timer(&hd->timer); | |
2710 | hd->timer.data = (unsigned long) hd; | |
2711 | hd->timer.function = mptscsih_timer_expired; | |
2712 | ||
0c33b27d CH |
2713 | ioc->sas_data.ptClear = mpt_pt_clear; |
2714 | ||
2715 | if (ioc->sas_data.ptClear==1) { | |
2716 | mptbase_sas_persist_operation( | |
2717 | ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); | |
2718 | } | |
2719 | ||
0c33b27d CH |
2720 | init_waitqueue_head(&hd->scandv_waitq); |
2721 | hd->scandv_wait_done = 0; | |
2722 | hd->last_queue_full = 0; | |
2723 | ||
2724 | error = scsi_add_host(sh, &ioc->pcidev->dev); | |
2725 | if (error) { | |
2726 | dprintk((KERN_ERR MYNAM | |
2727 | "scsi_add_host failed\n")); | |
7acec1e7 | 2728 | goto out_mptsas_probe; |
0c33b27d CH |
2729 | } |
2730 | ||
2731 | mptsas_scan_sas_topology(ioc); | |
2732 | ||
2733 | return 0; | |
2734 | ||
547f9a21 | 2735 | out_mptsas_probe: |
0c33b27d CH |
2736 | |
2737 | mptscsih_remove(pdev); | |
2738 | return error; | |
2739 | } | |
2740 | ||
2741 | static void __devexit mptsas_remove(struct pci_dev *pdev) | |
2742 | { | |
2743 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); | |
2744 | struct mptsas_portinfo *p, *n; | |
547f9a21 | 2745 | int i; |
0c33b27d | 2746 | |
e6b2d76a | 2747 | ioc->sas_discovery_ignore_events=1; |
0c33b27d CH |
2748 | sas_remove_host(ioc->sh); |
2749 | ||
9a28f49a | 2750 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
2751 | list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { |
2752 | list_del(&p->list); | |
547f9a21 EM |
2753 | for (i = 0 ; i < p->num_phys ; i++) |
2754 | mptsas_port_delete(p->phy_info[i].port_details); | |
2755 | kfree(p->phy_info); | |
0c33b27d CH |
2756 | kfree(p); |
2757 | } | |
9a28f49a | 2758 | mutex_unlock(&ioc->sas_topology_mutex); |
0c33b27d CH |
2759 | |
2760 | mptscsih_remove(pdev); | |
2761 | } | |
2762 | ||
2763 | static struct pci_device_id mptsas_pci_table[] = { | |
87cf8986 | 2764 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064, |
0c33b27d | 2765 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2766 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068, |
0c33b27d | 2767 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2768 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064E, |
0c33b27d | 2769 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2770 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068E, |
0c33b27d | 2771 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 2772 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1078, |
0c33b27d CH |
2773 | PCI_ANY_ID, PCI_ANY_ID }, |
2774 | {0} /* Terminating entry */ | |
2775 | }; | |
2776 | MODULE_DEVICE_TABLE(pci, mptsas_pci_table); | |
2777 | ||
2778 | ||
2779 | static struct pci_driver mptsas_driver = { | |
2780 | .name = "mptsas", | |
2781 | .id_table = mptsas_pci_table, | |
2782 | .probe = mptsas_probe, | |
2783 | .remove = __devexit_p(mptsas_remove), | |
2784 | .shutdown = mptscsih_shutdown, | |
2785 | #ifdef CONFIG_PM | |
2786 | .suspend = mptscsih_suspend, | |
2787 | .resume = mptscsih_resume, | |
2788 | #endif | |
2789 | }; | |
2790 | ||
2791 | static int __init | |
2792 | mptsas_init(void) | |
2793 | { | |
2794 | show_mptmod_ver(my_NAME, my_VERSION); | |
2795 | ||
2796 | mptsas_transport_template = | |
2797 | sas_attach_transport(&mptsas_transport_functions); | |
2798 | if (!mptsas_transport_template) | |
2799 | return -ENODEV; | |
2800 | ||
2801 | mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); | |
2802 | mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER); | |
2803 | mptsasInternalCtx = | |
2804 | mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); | |
da4fa655 | 2805 | mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); |
0c33b27d | 2806 | |
9a28f49a | 2807 | if (mpt_event_register(mptsasDoneCtx, mptsas_event_process) == 0) { |
3a892bef | 2808 | devtverboseprintk((KERN_INFO MYNAM |
0c33b27d CH |
2809 | ": Registered for IOC event notifications\n")); |
2810 | } | |
2811 | ||
2812 | if (mpt_reset_register(mptsasDoneCtx, mptscsih_ioc_reset) == 0) { | |
2813 | dprintk((KERN_INFO MYNAM | |
2814 | ": Registered for IOC reset notifications\n")); | |
2815 | } | |
2816 | ||
2817 | return pci_register_driver(&mptsas_driver); | |
2818 | } | |
2819 | ||
2820 | static void __exit | |
2821 | mptsas_exit(void) | |
2822 | { | |
2823 | pci_unregister_driver(&mptsas_driver); | |
2824 | sas_release_transport(mptsas_transport_template); | |
2825 | ||
2826 | mpt_reset_deregister(mptsasDoneCtx); | |
2827 | mpt_event_deregister(mptsasDoneCtx); | |
2828 | ||
da4fa655 | 2829 | mpt_deregister(mptsasMgmtCtx); |
0c33b27d CH |
2830 | mpt_deregister(mptsasInternalCtx); |
2831 | mpt_deregister(mptsasTaskCtx); | |
2832 | mpt_deregister(mptsasDoneCtx); | |
2833 | } | |
2834 | ||
2835 | module_init(mptsas_init); | |
2836 | module_exit(mptsas_exit); |