Commit | Line | Data |
---|---|---|
0c33b27d CH |
1 | /* |
2 | * linux/drivers/message/fusion/mptsas.c | |
f36789e2 PS |
3 | * For use with LSI PCI chip/adapter(s) |
4 | * running LSI Fusion MPT (Message Passing Technology) firmware. | |
0c33b27d | 5 | * |
cddc0ab7 | 6 | * Copyright (c) 1999-2008 LSI Corporation |
16d20101 | 7 | * (mailto:DL-MPTFusionLinux@lsi.com) |
0c33b27d CH |
8 | */ |
9 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
10 | /* | |
11 | This program is free software; you can redistribute it and/or modify | |
12 | it under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; version 2 of the License. | |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | NO WARRANTY | |
21 | THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR | |
22 | CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT | |
23 | LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, | |
24 | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is | |
25 | solely responsible for determining the appropriateness of using and | |
26 | distributing the Program and assumes all risks associated with its | |
27 | exercise of rights under this Agreement, including but not limited to | |
28 | the risks and costs of program errors, damage to or loss of data, | |
29 | programs or equipment, and unavailability or interruption of operations. | |
30 | ||
31 | DISCLAIMER OF LIABILITY | |
32 | NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY | |
33 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
34 | DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND | |
35 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
36 | TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
37 | USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED | |
38 | HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES | |
39 | ||
40 | You should have received a copy of the GNU General Public License | |
41 | along with this program; if not, write to the Free Software | |
42 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
43 | */ | |
44 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
45 | ||
46 | #include <linux/module.h> | |
47 | #include <linux/kernel.h> | |
48 | #include <linux/init.h> | |
49 | #include <linux/errno.h> | |
cd354f1a | 50 | #include <linux/jiffies.h> |
0c33b27d | 51 | #include <linux/workqueue.h> |
547f9a21 | 52 | #include <linux/delay.h> /* for mdelay */ |
0c33b27d | 53 | |
547f9a21 | 54 | #include <scsi/scsi.h> |
0c33b27d CH |
55 | #include <scsi/scsi_cmnd.h> |
56 | #include <scsi/scsi_device.h> | |
57 | #include <scsi/scsi_host.h> | |
58 | #include <scsi/scsi_transport_sas.h> | |
547f9a21 | 59 | #include <scsi/scsi_dbg.h> |
0c33b27d CH |
60 | |
61 | #include "mptbase.h" | |
62 | #include "mptscsih.h" | |
56af97ae | 63 | #include "mptsas.h" |
0c33b27d CH |
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"); | |
9f4203b3 | 78 | MODULE_VERSION(my_VERSION); |
0c33b27d | 79 | |
0c33b27d CH |
80 | static int mpt_pt_clear; |
81 | module_param(mpt_pt_clear, int, 0); | |
82 | MODULE_PARM_DESC(mpt_pt_clear, | |
ba856d32 | 83 | " Clear persistency table: enable=1 " |
0c33b27d CH |
84 | "(default=MPTSCSIH_PT_CLEAR=0)"); |
85 | ||
793955f5 EM |
86 | /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ |
87 | #define MPTSAS_MAX_LUN (16895) | |
88 | static int max_lun = MPTSAS_MAX_LUN; | |
89 | module_param(max_lun, int, 0); | |
90 | MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); | |
91 | ||
f606f571 PS |
92 | static u8 mptsasDoneCtx = MPT_MAX_PROTOCOL_DRIVERS; |
93 | static u8 mptsasTaskCtx = MPT_MAX_PROTOCOL_DRIVERS; | |
94 | static u8 mptsasInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; /* Used only for internal commands */ | |
95 | static u8 mptsasMgmtCtx = MPT_MAX_PROTOCOL_DRIVERS; | |
0c33b27d | 96 | |
b506ade9 | 97 | static void mptsas_hotplug_work(struct work_struct *work); |
0c33b27d | 98 | |
d6ecdd63 PS |
99 | static void mptsas_print_phy_data(MPT_ADAPTER *ioc, |
100 | MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) | |
101 | { | |
29dd3609 EM |
102 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
103 | "---- IO UNIT PAGE 0 ------------\n", ioc->name)); | |
104 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Handle=0x%X\n", | |
105 | ioc->name, le16_to_cpu(phy_data->AttachedDeviceHandle))); | |
106 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Controller Handle=0x%X\n", | |
107 | ioc->name, le16_to_cpu(phy_data->ControllerDevHandle))); | |
108 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Port=0x%X\n", | |
109 | ioc->name, phy_data->Port)); | |
110 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Port Flags=0x%X\n", | |
111 | ioc->name, phy_data->PortFlags)); | |
112 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "PHY Flags=0x%X\n", | |
113 | ioc->name, phy_data->PhyFlags)); | |
114 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Negotiated Link Rate=0x%X\n", | |
115 | ioc->name, phy_data->NegotiatedLinkRate)); | |
116 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
117 | "Controller PHY Device Info=0x%X\n", ioc->name, | |
118 | le32_to_cpu(phy_data->ControllerPhyDeviceInfo))); | |
119 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "DiscoveryStatus=0x%X\n\n", | |
120 | ioc->name, le32_to_cpu(phy_data->DiscoveryStatus))); | |
b5141128 CH |
121 | } |
122 | ||
d6ecdd63 | 123 | static void mptsas_print_phy_pg0(MPT_ADAPTER *ioc, SasPhyPage0_t *pg0) |
b5141128 CH |
124 | { |
125 | __le64 sas_address; | |
126 | ||
127 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
128 | ||
29dd3609 EM |
129 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
130 | "---- SAS PHY PAGE 0 ------------\n", ioc->name)); | |
131 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
132 | "Attached Device Handle=0x%X\n", ioc->name, | |
133 | le16_to_cpu(pg0->AttachedDevHandle))); | |
134 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SAS Address=0x%llX\n", | |
135 | ioc->name, (unsigned long long)le64_to_cpu(sas_address))); | |
136 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
137 | "Attached PHY Identifier=0x%X\n", ioc->name, | |
138 | pg0->AttachedPhyIdentifier)); | |
139 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Attached Device Info=0x%X\n", | |
140 | ioc->name, le32_to_cpu(pg0->AttachedDeviceInfo))); | |
141 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Programmed Link Rate=0x%X\n", | |
142 | ioc->name, pg0->ProgrammedLinkRate)); | |
143 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Change Count=0x%X\n", | |
144 | ioc->name, pg0->ChangeCount)); | |
145 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "PHY Info=0x%X\n\n", | |
146 | ioc->name, le32_to_cpu(pg0->PhyInfo))); | |
b5141128 CH |
147 | } |
148 | ||
d6ecdd63 | 149 | static void mptsas_print_phy_pg1(MPT_ADAPTER *ioc, SasPhyPage1_t *pg1) |
b5141128 | 150 | { |
29dd3609 EM |
151 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
152 | "---- SAS PHY PAGE 1 ------------\n", ioc->name)); | |
153 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Invalid Dword Count=0x%x\n", | |
154 | ioc->name, pg1->InvalidDwordCount)); | |
155 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
156 | "Running Disparity Error Count=0x%x\n", ioc->name, | |
157 | pg1->RunningDisparityErrorCount)); | |
158 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
159 | "Loss Dword Synch Count=0x%x\n", ioc->name, | |
160 | pg1->LossDwordSynchCount)); | |
161 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
162 | "PHY Reset Problem Count=0x%x\n\n", ioc->name, | |
163 | pg1->PhyResetProblemCount)); | |
b5141128 CH |
164 | } |
165 | ||
d6ecdd63 | 166 | static void mptsas_print_device_pg0(MPT_ADAPTER *ioc, SasDevicePage0_t *pg0) |
b5141128 CH |
167 | { |
168 | __le64 sas_address; | |
169 | ||
170 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); | |
171 | ||
29dd3609 EM |
172 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
173 | "---- SAS DEVICE PAGE 0 ---------\n", ioc->name)); | |
174 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Handle=0x%X\n", | |
175 | ioc->name, le16_to_cpu(pg0->DevHandle))); | |
176 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Parent Handle=0x%X\n", | |
177 | ioc->name, le16_to_cpu(pg0->ParentDevHandle))); | |
178 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Enclosure Handle=0x%X\n", | |
179 | ioc->name, le16_to_cpu(pg0->EnclosureHandle))); | |
180 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Slot=0x%X\n", | |
181 | ioc->name, le16_to_cpu(pg0->Slot))); | |
182 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SAS Address=0x%llX\n", | |
183 | ioc->name, (unsigned long long)le64_to_cpu(sas_address))); | |
184 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Target ID=0x%X\n", | |
185 | ioc->name, pg0->TargetID)); | |
186 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Bus=0x%X\n", | |
187 | ioc->name, pg0->Bus)); | |
188 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Parent Phy Num=0x%X\n", | |
189 | ioc->name, pg0->PhyNum)); | |
190 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Access Status=0x%X\n", | |
191 | ioc->name, le16_to_cpu(pg0->AccessStatus))); | |
192 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Device Info=0x%X\n", | |
193 | ioc->name, le32_to_cpu(pg0->DeviceInfo))); | |
194 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Flags=0x%X\n", | |
195 | ioc->name, le16_to_cpu(pg0->Flags))); | |
196 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Physical Port=0x%X\n\n", | |
197 | ioc->name, pg0->PhysicalPort)); | |
b5141128 CH |
198 | } |
199 | ||
d6ecdd63 PS |
200 | static void mptsas_print_expander_pg1(MPT_ADAPTER *ioc, SasExpanderPage1_t *pg1) |
201 | { | |
29dd3609 EM |
202 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
203 | "---- SAS EXPANDER PAGE 1 ------------\n", ioc->name)); | |
204 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Physical Port=0x%X\n", | |
205 | ioc->name, pg1->PhysicalPort)); | |
206 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "PHY Identifier=0x%X\n", | |
207 | ioc->name, pg1->PhyIdentifier)); | |
208 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Negotiated Link Rate=0x%X\n", | |
209 | ioc->name, pg1->NegotiatedLinkRate)); | |
210 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Programmed Link Rate=0x%X\n", | |
211 | ioc->name, pg1->ProgrammedLinkRate)); | |
212 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Hardware Link Rate=0x%X\n", | |
213 | ioc->name, pg1->HwLinkRate)); | |
214 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Owner Device Handle=0x%X\n", | |
215 | ioc->name, le16_to_cpu(pg1->OwnerDevHandle))); | |
216 | dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
217 | "Attached Device Handle=0x%X\n\n", ioc->name, | |
218 | le16_to_cpu(pg1->AttachedDevHandle))); | |
b5141128 | 219 | } |
b5141128 | 220 | |
e3094447 CH |
221 | static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy) |
222 | { | |
223 | struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); | |
224 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
225 | } | |
226 | ||
227 | static inline MPT_ADAPTER *rphy_to_ioc(struct sas_rphy *rphy) | |
228 | { | |
229 | struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent); | |
230 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; | |
231 | } | |
232 | ||
7748369f MR |
233 | static struct mptsas_portinfo * |
234 | mptsas_get_hba_portinfo(MPT_ADAPTER *ioc) | |
235 | { | |
236 | struct list_head *head = &ioc->sas_topology; | |
237 | struct mptsas_portinfo *pi = NULL; | |
238 | ||
239 | /* always the first entry on sas_topology list */ | |
240 | ||
241 | if (!list_empty(head)) | |
242 | pi = list_entry(head->next, struct mptsas_portinfo, list); | |
243 | ||
244 | return pi; | |
245 | } | |
246 | ||
e6b2d76a ME |
247 | /* |
248 | * mptsas_find_portinfo_by_handle | |
249 | * | |
250 | * This function should be called with the sas_topology_mutex already held | |
251 | */ | |
252 | static struct mptsas_portinfo * | |
253 | mptsas_find_portinfo_by_handle(MPT_ADAPTER *ioc, u16 handle) | |
254 | { | |
255 | struct mptsas_portinfo *port_info, *rc=NULL; | |
256 | int i; | |
257 | ||
258 | list_for_each_entry(port_info, &ioc->sas_topology, list) | |
259 | for (i = 0; i < port_info->num_phys; i++) | |
260 | if (port_info->phy_info[i].identify.handle == handle) { | |
261 | rc = port_info; | |
262 | goto out; | |
263 | } | |
264 | out: | |
265 | return rc; | |
266 | } | |
267 | ||
bd23e94c ME |
268 | /* |
269 | * Returns true if there is a scsi end device | |
270 | */ | |
271 | static inline int | |
272 | mptsas_is_end_device(struct mptsas_devinfo * attached) | |
273 | { | |
547f9a21 | 274 | if ((attached->sas_address) && |
bd23e94c ME |
275 | (attached->device_info & |
276 | MPI_SAS_DEVICE_INFO_END_DEVICE) && | |
277 | ((attached->device_info & | |
278 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | | |
279 | (attached->device_info & | |
280 | MPI_SAS_DEVICE_INFO_STP_TARGET) | | |
281 | (attached->device_info & | |
282 | MPI_SAS_DEVICE_INFO_SATA_DEVICE))) | |
283 | return 1; | |
284 | else | |
285 | return 0; | |
286 | } | |
287 | ||
547f9a21 | 288 | /* no mutex */ |
376ac830 | 289 | static void |
d6ecdd63 | 290 | mptsas_port_delete(MPT_ADAPTER *ioc, struct mptsas_portinfo_details * port_details) |
547f9a21 EM |
291 | { |
292 | struct mptsas_portinfo *port_info; | |
293 | struct mptsas_phyinfo *phy_info; | |
294 | u8 i; | |
295 | ||
296 | if (!port_details) | |
297 | return; | |
298 | ||
299 | port_info = port_details->port_info; | |
300 | phy_info = port_info->phy_info; | |
301 | ||
29dd3609 EM |
302 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: [%p]: num_phys=%02d " |
303 | "bitmask=0x%016llX\n", ioc->name, __FUNCTION__, port_details, | |
f99be43b EM |
304 | port_details->num_phys, (unsigned long long) |
305 | port_details->phy_bitmask)); | |
547f9a21 EM |
306 | |
307 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { | |
308 | if(phy_info->port_details != port_details) | |
309 | continue; | |
310 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); | |
311 | phy_info->port_details = NULL; | |
312 | } | |
313 | kfree(port_details); | |
314 | } | |
315 | ||
316 | static inline struct sas_rphy * | |
317 | mptsas_get_rphy(struct mptsas_phyinfo *phy_info) | |
318 | { | |
319 | if (phy_info->port_details) | |
320 | return phy_info->port_details->rphy; | |
321 | else | |
322 | return NULL; | |
323 | } | |
324 | ||
325 | static inline void | |
d6ecdd63 | 326 | mptsas_set_rphy(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy) |
547f9a21 EM |
327 | { |
328 | if (phy_info->port_details) { | |
329 | phy_info->port_details->rphy = rphy; | |
29dd3609 EM |
330 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sas_rphy_add: rphy=%p\n", |
331 | ioc->name, rphy)); | |
547f9a21 EM |
332 | } |
333 | ||
547f9a21 | 334 | if (rphy) { |
c51d0bea EM |
335 | dsaswideprintk(ioc, dev_printk(KERN_DEBUG, |
336 | &rphy->dev, MYIOC_s_FMT "add:", ioc->name)); | |
29dd3609 EM |
337 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "rphy=%p release=%p\n", |
338 | ioc->name, rphy, rphy->dev.release)); | |
547f9a21 | 339 | } |
547f9a21 EM |
340 | } |
341 | ||
342 | static inline struct sas_port * | |
343 | mptsas_get_port(struct mptsas_phyinfo *phy_info) | |
344 | { | |
345 | if (phy_info->port_details) | |
346 | return phy_info->port_details->port; | |
347 | else | |
348 | return NULL; | |
349 | } | |
350 | ||
351 | static inline void | |
d6ecdd63 | 352 | mptsas_set_port(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, struct sas_port *port) |
547f9a21 EM |
353 | { |
354 | if (phy_info->port_details) | |
355 | phy_info->port_details->port = port; | |
356 | ||
547f9a21 | 357 | if (port) { |
c51d0bea EM |
358 | dsaswideprintk(ioc, dev_printk(KERN_DEBUG, |
359 | &port->dev, MYIOC_s_FMT "add:", ioc->name)); | |
29dd3609 EM |
360 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "port=%p release=%p\n", |
361 | ioc->name, port, port->dev.release)); | |
547f9a21 | 362 | } |
547f9a21 EM |
363 | } |
364 | ||
365 | static inline struct scsi_target * | |
366 | mptsas_get_starget(struct mptsas_phyinfo *phy_info) | |
367 | { | |
368 | if (phy_info->port_details) | |
369 | return phy_info->port_details->starget; | |
370 | else | |
371 | return NULL; | |
372 | } | |
373 | ||
374 | static inline void | |
375 | mptsas_set_starget(struct mptsas_phyinfo *phy_info, struct scsi_target * | |
376 | starget) | |
377 | { | |
378 | if (phy_info->port_details) | |
379 | phy_info->port_details->starget = starget; | |
380 | } | |
381 | ||
382 | ||
383 | /* | |
384 | * mptsas_setup_wide_ports | |
385 | * | |
386 | * Updates for new and existing narrow/wide port configuration | |
387 | * in the sas_topology | |
388 | */ | |
376ac830 | 389 | static void |
547f9a21 EM |
390 | mptsas_setup_wide_ports(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
391 | { | |
392 | struct mptsas_portinfo_details * port_details; | |
393 | struct mptsas_phyinfo *phy_info, *phy_info_cmp; | |
394 | u64 sas_address; | |
395 | int i, j; | |
396 | ||
397 | mutex_lock(&ioc->sas_topology_mutex); | |
398 | ||
399 | phy_info = port_info->phy_info; | |
400 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { | |
401 | if (phy_info->attached.handle) | |
402 | continue; | |
403 | port_details = phy_info->port_details; | |
404 | if (!port_details) | |
405 | continue; | |
406 | if (port_details->num_phys < 2) | |
407 | continue; | |
408 | /* | |
409 | * Removing a phy from a port, letting the last | |
410 | * phy be removed by firmware events. | |
411 | */ | |
29dd3609 EM |
412 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
413 | "%s: [%p]: deleting phy = %d\n", | |
414 | ioc->name, __FUNCTION__, port_details, i)); | |
547f9a21 EM |
415 | port_details->num_phys--; |
416 | port_details->phy_bitmask &= ~ (1 << phy_info->phy_id); | |
417 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); | |
418 | sas_port_delete_phy(port_details->port, phy_info->phy); | |
419 | phy_info->port_details = NULL; | |
420 | } | |
421 | ||
422 | /* | |
423 | * Populate and refresh the tree | |
424 | */ | |
425 | phy_info = port_info->phy_info; | |
426 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { | |
427 | sas_address = phy_info->attached.sas_address; | |
29dd3609 EM |
428 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "phy_id=%d sas_address=0x%018llX\n", |
429 | ioc->name, i, (unsigned long long)sas_address)); | |
547f9a21 EM |
430 | if (!sas_address) |
431 | continue; | |
432 | port_details = phy_info->port_details; | |
433 | /* | |
434 | * Forming a port | |
435 | */ | |
436 | if (!port_details) { | |
437 | port_details = kzalloc(sizeof(*port_details), | |
438 | GFP_KERNEL); | |
439 | if (!port_details) | |
440 | goto out; | |
441 | port_details->num_phys = 1; | |
442 | port_details->port_info = port_info; | |
547f9a21 EM |
443 | if (phy_info->phy_id < 64 ) |
444 | port_details->phy_bitmask |= | |
445 | (1 << phy_info->phy_id); | |
446 | phy_info->sas_port_add_phy=1; | |
29dd3609 | 447 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "\t\tForming port\n\t\t" |
f99be43b | 448 | "phy_id=%d sas_address=0x%018llX\n", |
29dd3609 | 449 | ioc->name, i, (unsigned long long)sas_address)); |
547f9a21 EM |
450 | phy_info->port_details = port_details; |
451 | } | |
452 | ||
453 | if (i == port_info->num_phys - 1) | |
454 | continue; | |
455 | phy_info_cmp = &port_info->phy_info[i + 1]; | |
456 | for (j = i + 1 ; j < port_info->num_phys ; j++, | |
457 | phy_info_cmp++) { | |
458 | if (!phy_info_cmp->attached.sas_address) | |
459 | continue; | |
460 | if (sas_address != phy_info_cmp->attached.sas_address) | |
461 | continue; | |
462 | if (phy_info_cmp->port_details == port_details ) | |
463 | continue; | |
29dd3609 | 464 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
f99be43b | 465 | "\t\tphy_id=%d sas_address=0x%018llX\n", |
29dd3609 | 466 | ioc->name, j, (unsigned long long) |
f99be43b | 467 | phy_info_cmp->attached.sas_address)); |
547f9a21 EM |
468 | if (phy_info_cmp->port_details) { |
469 | port_details->rphy = | |
470 | mptsas_get_rphy(phy_info_cmp); | |
471 | port_details->port = | |
472 | mptsas_get_port(phy_info_cmp); | |
473 | port_details->starget = | |
474 | mptsas_get_starget(phy_info_cmp); | |
547f9a21 EM |
475 | port_details->num_phys = |
476 | phy_info_cmp->port_details->num_phys; | |
547f9a21 EM |
477 | if (!phy_info_cmp->port_details->num_phys) |
478 | kfree(phy_info_cmp->port_details); | |
479 | } else | |
480 | phy_info_cmp->sas_port_add_phy=1; | |
481 | /* | |
482 | * Adding a phy to a port | |
483 | */ | |
484 | phy_info_cmp->port_details = port_details; | |
485 | if (phy_info_cmp->phy_id < 64 ) | |
486 | port_details->phy_bitmask |= | |
487 | (1 << phy_info_cmp->phy_id); | |
488 | port_details->num_phys++; | |
489 | } | |
490 | } | |
491 | ||
492 | out: | |
493 | ||
547f9a21 EM |
494 | for (i = 0; i < port_info->num_phys; i++) { |
495 | port_details = port_info->phy_info[i].port_details; | |
496 | if (!port_details) | |
497 | continue; | |
29dd3609 | 498 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
f99be43b | 499 | "%s: [%p]: phy_id=%02d num_phys=%02d " |
29dd3609 | 500 | "bitmask=0x%016llX\n", ioc->name, __FUNCTION__, |
f99be43b EM |
501 | port_details, i, port_details->num_phys, |
502 | (unsigned long long)port_details->phy_bitmask)); | |
29dd3609 EM |
503 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "\t\tport = %p rphy=%p\n", |
504 | ioc->name, port_details->port, port_details->rphy)); | |
547f9a21 | 505 | } |
29dd3609 | 506 | dsaswideprintk(ioc, printk("\n")); |
547f9a21 EM |
507 | mutex_unlock(&ioc->sas_topology_mutex); |
508 | } | |
509 | ||
df9e062a EM |
510 | /** |
511 | * csmisas_find_vtarget | |
512 | * | |
513 | * @ioc | |
514 | * @volume_id | |
515 | * @volume_bus | |
516 | * | |
517 | **/ | |
518 | static VirtTarget * | |
519 | mptsas_find_vtarget(MPT_ADAPTER *ioc, u8 channel, u8 id) | |
520 | { | |
521 | struct scsi_device *sdev; | |
a69de507 | 522 | VirtDevice *vdevice; |
df9e062a EM |
523 | VirtTarget *vtarget = NULL; |
524 | ||
525 | shost_for_each_device(sdev, ioc->sh) { | |
a69de507 | 526 | if ((vdevice = sdev->hostdata) == NULL) |
df9e062a | 527 | continue; |
a69de507 EM |
528 | if (vdevice->vtarget->id == id && |
529 | vdevice->vtarget->channel == channel) | |
530 | vtarget = vdevice->vtarget; | |
df9e062a EM |
531 | } |
532 | return vtarget; | |
533 | } | |
534 | ||
535 | /** | |
536 | * mptsas_target_reset | |
537 | * | |
538 | * Issues TARGET_RESET to end device using handshaking method | |
539 | * | |
540 | * @ioc | |
541 | * @channel | |
542 | * @id | |
543 | * | |
544 | * Returns (1) success | |
545 | * (0) failure | |
546 | * | |
547 | **/ | |
548 | static int | |
549 | mptsas_target_reset(MPT_ADAPTER *ioc, u8 channel, u8 id) | |
550 | { | |
551 | MPT_FRAME_HDR *mf; | |
552 | SCSITaskMgmt_t *pScsiTm; | |
553 | ||
554 | if ((mf = mpt_get_msg_frame(ioc->TaskCtx, ioc)) == NULL) { | |
d6ecdd63 | 555 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s, no msg frames @%d!!\n", |
df9e062a EM |
556 | ioc->name,__FUNCTION__, __LINE__)); |
557 | return 0; | |
558 | } | |
559 | ||
560 | /* Format the Request | |
561 | */ | |
562 | pScsiTm = (SCSITaskMgmt_t *) mf; | |
563 | memset (pScsiTm, 0, sizeof(SCSITaskMgmt_t)); | |
564 | pScsiTm->TargetID = id; | |
565 | pScsiTm->Bus = channel; | |
566 | pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT; | |
567 | pScsiTm->TaskType = MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
568 | pScsiTm->MsgFlags = MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION; | |
569 | ||
d6ecdd63 | 570 | DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)mf); |
df9e062a | 571 | |
7a195f46 | 572 | mpt_put_msg_frame_hi_pri(ioc->TaskCtx, ioc, mf); |
df9e062a EM |
573 | |
574 | return 1; | |
575 | } | |
576 | ||
577 | /** | |
578 | * mptsas_target_reset_queue | |
579 | * | |
580 | * Receive request for TARGET_RESET after recieving an firmware | |
581 | * event NOT_RESPONDING_EVENT, then put command in link list | |
582 | * and queue if task_queue already in use. | |
583 | * | |
584 | * @ioc | |
585 | * @sas_event_data | |
586 | * | |
587 | **/ | |
547f9a21 | 588 | static void |
df9e062a EM |
589 | mptsas_target_reset_queue(MPT_ADAPTER *ioc, |
590 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) | |
547f9a21 | 591 | { |
e7eae9f6 | 592 | MPT_SCSI_HOST *hd = shost_priv(ioc->sh); |
df9e062a EM |
593 | VirtTarget *vtarget = NULL; |
594 | struct mptsas_target_reset_event *target_reset_list; | |
595 | u8 id, channel; | |
547f9a21 | 596 | |
df9e062a EM |
597 | id = sas_event_data->TargetID; |
598 | channel = sas_event_data->Bus; | |
599 | ||
600 | if (!(vtarget = mptsas_find_vtarget(ioc, channel, id))) | |
601 | return; | |
602 | ||
603 | vtarget->deleted = 1; /* block IO */ | |
604 | ||
605 | target_reset_list = kzalloc(sizeof(*target_reset_list), | |
606 | GFP_ATOMIC); | |
607 | if (!target_reset_list) { | |
d6ecdd63 | 608 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s, failed to allocate mem @%d..!!\n", |
df9e062a EM |
609 | ioc->name,__FUNCTION__, __LINE__)); |
610 | return; | |
611 | } | |
612 | ||
613 | memcpy(&target_reset_list->sas_event_data, sas_event_data, | |
614 | sizeof(*sas_event_data)); | |
615 | list_add_tail(&target_reset_list->list, &hd->target_reset_list); | |
616 | ||
617 | if (hd->resetPending) | |
618 | return; | |
619 | ||
620 | if (mptsas_target_reset(ioc, channel, id)) { | |
621 | target_reset_list->target_reset_issued = 1; | |
622 | hd->resetPending = 1; | |
623 | } | |
624 | } | |
625 | ||
626 | /** | |
627 | * mptsas_dev_reset_complete | |
628 | * | |
629 | * Completion for TARGET_RESET after NOT_RESPONDING_EVENT, | |
630 | * enable work queue to finish off removing device from upper layers. | |
631 | * then send next TARGET_RESET in the queue. | |
632 | * | |
633 | * @ioc | |
634 | * | |
635 | **/ | |
636 | static void | |
637 | mptsas_dev_reset_complete(MPT_ADAPTER *ioc) | |
638 | { | |
e7eae9f6 | 639 | MPT_SCSI_HOST *hd = shost_priv(ioc->sh); |
df9e062a EM |
640 | struct list_head *head = &hd->target_reset_list; |
641 | struct mptsas_target_reset_event *target_reset_list; | |
642 | struct mptsas_hotplug_event *ev; | |
643 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data; | |
644 | u8 id, channel; | |
645 | __le64 sas_address; | |
646 | ||
647 | if (list_empty(head)) | |
648 | return; | |
649 | ||
650 | target_reset_list = list_entry(head->next, struct mptsas_target_reset_event, list); | |
651 | ||
652 | sas_event_data = &target_reset_list->sas_event_data; | |
653 | id = sas_event_data->TargetID; | |
654 | channel = sas_event_data->Bus; | |
655 | hd->resetPending = 0; | |
656 | ||
657 | /* | |
658 | * retry target reset | |
659 | */ | |
660 | if (!target_reset_list->target_reset_issued) { | |
661 | if (mptsas_target_reset(ioc, channel, id)) { | |
662 | target_reset_list->target_reset_issued = 1; | |
663 | hd->resetPending = 1; | |
664 | } | |
665 | return; | |
666 | } | |
667 | ||
668 | /* | |
669 | * enable work queue to remove device from upper layers | |
670 | */ | |
671 | list_del(&target_reset_list->list); | |
672 | ||
673 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); | |
674 | if (!ev) { | |
d6ecdd63 | 675 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s, failed to allocate mem @%d..!!\n", |
df9e062a EM |
676 | ioc->name,__FUNCTION__, __LINE__)); |
677 | return; | |
678 | } | |
679 | ||
680 | INIT_WORK(&ev->work, mptsas_hotplug_work); | |
681 | ev->ioc = ioc; | |
682 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); | |
683 | ev->parent_handle = | |
684 | le16_to_cpu(sas_event_data->ParentDevHandle); | |
685 | ev->channel = channel; | |
686 | ev->id =id; | |
687 | ev->phy_id = sas_event_data->PhyNum; | |
688 | memcpy(&sas_address, &sas_event_data->SASAddress, | |
689 | sizeof(__le64)); | |
690 | ev->sas_address = le64_to_cpu(sas_address); | |
691 | ev->device_info = le32_to_cpu(sas_event_data->DeviceInfo); | |
692 | ev->event_type = MPTSAS_DEL_DEVICE; | |
693 | schedule_work(&ev->work); | |
694 | kfree(target_reset_list); | |
695 | ||
696 | /* | |
697 | * issue target reset to next device in the queue | |
698 | */ | |
699 | ||
700 | head = &hd->target_reset_list; | |
701 | if (list_empty(head)) | |
702 | return; | |
703 | ||
704 | target_reset_list = list_entry(head->next, struct mptsas_target_reset_event, | |
705 | list); | |
706 | ||
707 | sas_event_data = &target_reset_list->sas_event_data; | |
708 | id = sas_event_data->TargetID; | |
709 | channel = sas_event_data->Bus; | |
710 | ||
711 | if (mptsas_target_reset(ioc, channel, id)) { | |
712 | target_reset_list->target_reset_issued = 1; | |
713 | hd->resetPending = 1; | |
714 | } | |
715 | } | |
716 | ||
717 | /** | |
718 | * mptsas_taskmgmt_complete | |
719 | * | |
720 | * @ioc | |
721 | * @mf | |
722 | * @mr | |
723 | * | |
724 | **/ | |
725 | static int | |
726 | mptsas_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) | |
727 | { | |
728 | mptsas_dev_reset_complete(ioc); | |
729 | return mptscsih_taskmgmt_complete(ioc, mf, mr); | |
730 | } | |
731 | ||
732 | /** | |
733 | * mptscsih_ioc_reset | |
734 | * | |
735 | * @ioc | |
736 | * @reset_phase | |
737 | * | |
738 | **/ | |
739 | static int | |
740 | mptsas_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) | |
741 | { | |
ba76ef24 | 742 | MPT_SCSI_HOST *hd; |
df9e062a EM |
743 | struct mptsas_target_reset_event *target_reset_list, *n; |
744 | int rc; | |
745 | ||
746 | rc = mptscsih_ioc_reset(ioc, reset_phase); | |
747 | ||
748 | if (ioc->bus_type != SAS) | |
749 | goto out; | |
750 | ||
751 | if (reset_phase != MPT_IOC_POST_RESET) | |
752 | goto out; | |
753 | ||
ba76ef24 JL |
754 | if (!ioc->sh || !ioc->sh->hostdata) |
755 | goto out; | |
e7eae9f6 | 756 | hd = shost_priv(ioc->sh); |
ba76ef24 | 757 | if (!hd->ioc) |
df9e062a EM |
758 | goto out; |
759 | ||
760 | if (list_empty(&hd->target_reset_list)) | |
761 | goto out; | |
762 | ||
763 | /* flush the target_reset_list */ | |
764 | list_for_each_entry_safe(target_reset_list, n, | |
765 | &hd->target_reset_list, list) { | |
766 | list_del(&target_reset_list->list); | |
767 | kfree(target_reset_list); | |
547f9a21 | 768 | } |
df9e062a EM |
769 | |
770 | out: | |
771 | return rc; | |
547f9a21 EM |
772 | } |
773 | ||
e3094447 | 774 | static int |
52435430 | 775 | mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure, |
e3094447 CH |
776 | u32 form, u32 form_specific) |
777 | { | |
778 | ConfigExtendedPageHeader_t hdr; | |
779 | CONFIGPARMS cfg; | |
780 | SasEnclosurePage0_t *buffer; | |
781 | dma_addr_t dma_handle; | |
782 | int error; | |
783 | __le64 le_identifier; | |
784 | ||
785 | memset(&hdr, 0, sizeof(hdr)); | |
786 | hdr.PageVersion = MPI_SASENCLOSURE0_PAGEVERSION; | |
787 | hdr.PageNumber = 0; | |
788 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
789 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_ENCLOSURE; | |
790 | ||
791 | cfg.cfghdr.ehdr = &hdr; | |
792 | cfg.physAddr = -1; | |
793 | cfg.pageAddr = form + form_specific; | |
794 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
795 | cfg.dir = 0; /* read */ | |
796 | cfg.timeout = 10; | |
797 | ||
798 | error = mpt_config(ioc, &cfg); | |
799 | if (error) | |
800 | goto out; | |
801 | if (!hdr.ExtPageLength) { | |
802 | error = -ENXIO; | |
803 | goto out; | |
804 | } | |
805 | ||
806 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
807 | &dma_handle); | |
808 | if (!buffer) { | |
809 | error = -ENOMEM; | |
810 | goto out; | |
811 | } | |
812 | ||
813 | cfg.physAddr = dma_handle; | |
814 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
815 | ||
816 | error = mpt_config(ioc, &cfg); | |
817 | if (error) | |
818 | goto out_free_consistent; | |
819 | ||
820 | /* save config data */ | |
821 | memcpy(&le_identifier, &buffer->EnclosureLogicalID, sizeof(__le64)); | |
822 | enclosure->enclosure_logical_id = le64_to_cpu(le_identifier); | |
823 | enclosure->enclosure_handle = le16_to_cpu(buffer->EnclosureHandle); | |
824 | enclosure->flags = le16_to_cpu(buffer->Flags); | |
825 | enclosure->num_slot = le16_to_cpu(buffer->NumSlots); | |
826 | enclosure->start_slot = le16_to_cpu(buffer->StartSlot); | |
827 | enclosure->start_id = buffer->StartTargetID; | |
828 | enclosure->start_channel = buffer->StartBus; | |
829 | enclosure->sep_id = buffer->SEPTargetID; | |
830 | enclosure->sep_channel = buffer->SEPBus; | |
831 | ||
832 | out_free_consistent: | |
833 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
834 | buffer, dma_handle); | |
835 | out: | |
836 | return error; | |
837 | } | |
b5141128 | 838 | |
f013db32 JB |
839 | static int |
840 | mptsas_slave_configure(struct scsi_device *sdev) | |
841 | { | |
3c0c25b9 | 842 | |
e8bf3941 JB |
843 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
844 | goto out; | |
845 | ||
846 | sas_read_port_mode_page(sdev); | |
f013db32 | 847 | |
e8bf3941 | 848 | out: |
f013db32 JB |
849 | return mptscsih_slave_configure(sdev); |
850 | } | |
851 | ||
547f9a21 EM |
852 | static int |
853 | mptsas_target_alloc(struct scsi_target *starget) | |
854 | { | |
855 | struct Scsi_Host *host = dev_to_shost(&starget->dev); | |
e7eae9f6 | 856 | MPT_SCSI_HOST *hd = shost_priv(host); |
547f9a21 | 857 | VirtTarget *vtarget; |
793955f5 | 858 | u8 id, channel; |
547f9a21 EM |
859 | struct sas_rphy *rphy; |
860 | struct mptsas_portinfo *p; | |
861 | int i; | |
e80b002b | 862 | MPT_ADAPTER *ioc = hd->ioc; |
547f9a21 EM |
863 | |
864 | vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL); | |
865 | if (!vtarget) | |
866 | return -ENOMEM; | |
867 | ||
868 | vtarget->starget = starget; | |
e80b002b | 869 | vtarget->ioc_id = ioc->id; |
793955f5 EM |
870 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES; |
871 | id = starget->id; | |
547f9a21 EM |
872 | channel = 0; |
873 | ||
793955f5 EM |
874 | /* |
875 | * RAID volumes placed beyond the last expected port. | |
876 | */ | |
877 | if (starget->channel == MPTSAS_RAID_CHANNEL) { | |
e80b002b EM |
878 | for (i=0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) |
879 | if (id == ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID) | |
880 | channel = ioc->raid_data.pIocPg2->RaidVolume[i].VolumeBus; | |
547f9a21 | 881 | goto out; |
793955f5 | 882 | } |
547f9a21 EM |
883 | |
884 | rphy = dev_to_rphy(starget->dev.parent); | |
e80b002b EM |
885 | mutex_lock(&ioc->sas_topology_mutex); |
886 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
547f9a21 EM |
887 | for (i = 0; i < p->num_phys; i++) { |
888 | if (p->phy_info[i].attached.sas_address != | |
889 | rphy->identify.sas_address) | |
890 | continue; | |
793955f5 | 891 | id = p->phy_info[i].attached.id; |
547f9a21 EM |
892 | channel = p->phy_info[i].attached.channel; |
893 | mptsas_set_starget(&p->phy_info[i], starget); | |
894 | ||
895 | /* | |
896 | * Exposing hidden raid components | |
897 | */ | |
e80b002b EM |
898 | if (mptscsih_is_phys_disk(ioc, channel, id)) { |
899 | id = mptscsih_raid_id_to_num(ioc, | |
793955f5 | 900 | channel, id); |
547f9a21 EM |
901 | vtarget->tflags |= |
902 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
b506ade9 | 903 | p->phy_info[i].attached.phys_disk_num = id; |
547f9a21 | 904 | } |
e80b002b | 905 | mutex_unlock(&ioc->sas_topology_mutex); |
547f9a21 EM |
906 | goto out; |
907 | } | |
908 | } | |
e80b002b | 909 | mutex_unlock(&ioc->sas_topology_mutex); |
547f9a21 EM |
910 | |
911 | kfree(vtarget); | |
912 | return -ENXIO; | |
913 | ||
914 | out: | |
793955f5 EM |
915 | vtarget->id = id; |
916 | vtarget->channel = channel; | |
547f9a21 EM |
917 | starget->hostdata = vtarget; |
918 | return 0; | |
919 | } | |
920 | ||
921 | static void | |
922 | mptsas_target_destroy(struct scsi_target *starget) | |
923 | { | |
924 | struct Scsi_Host *host = dev_to_shost(&starget->dev); | |
e7eae9f6 | 925 | MPT_SCSI_HOST *hd = shost_priv(host); |
547f9a21 EM |
926 | struct sas_rphy *rphy; |
927 | struct mptsas_portinfo *p; | |
928 | int i; | |
e80b002b | 929 | MPT_ADAPTER *ioc = hd->ioc; |
547f9a21 EM |
930 | |
931 | if (!starget->hostdata) | |
932 | return; | |
933 | ||
e8bf3941 | 934 | if (starget->channel == MPTSAS_RAID_CHANNEL) |
547f9a21 EM |
935 | goto out; |
936 | ||
937 | rphy = dev_to_rphy(starget->dev.parent); | |
e80b002b | 938 | list_for_each_entry(p, &ioc->sas_topology, list) { |
547f9a21 EM |
939 | for (i = 0; i < p->num_phys; i++) { |
940 | if (p->phy_info[i].attached.sas_address != | |
941 | rphy->identify.sas_address) | |
942 | continue; | |
943 | mptsas_set_starget(&p->phy_info[i], NULL); | |
944 | goto out; | |
945 | } | |
946 | } | |
947 | ||
948 | out: | |
949 | kfree(starget->hostdata); | |
950 | starget->hostdata = NULL; | |
951 | } | |
952 | ||
953 | ||
0c33b27d | 954 | static int |
c7c82987 | 955 | mptsas_slave_alloc(struct scsi_device *sdev) |
0c33b27d | 956 | { |
c7c82987 | 957 | struct Scsi_Host *host = sdev->host; |
e7eae9f6 | 958 | MPT_SCSI_HOST *hd = shost_priv(host); |
0c33b27d CH |
959 | struct sas_rphy *rphy; |
960 | struct mptsas_portinfo *p; | |
a69de507 | 961 | VirtDevice *vdevice; |
c7c82987 | 962 | struct scsi_target *starget; |
547f9a21 | 963 | int i; |
e80b002b | 964 | MPT_ADAPTER *ioc = hd->ioc; |
0c33b27d | 965 | |
a69de507 EM |
966 | vdevice = kzalloc(sizeof(VirtDevice), GFP_KERNEL); |
967 | if (!vdevice) { | |
547f9a21 | 968 | printk(MYIOC_s_ERR_FMT "slave_alloc kzalloc(%zd) FAILED!\n", |
e80b002b | 969 | ioc->name, sizeof(VirtDevice)); |
0c33b27d CH |
970 | return -ENOMEM; |
971 | } | |
c7c82987 | 972 | starget = scsi_target(sdev); |
a69de507 | 973 | vdevice->vtarget = starget->hostdata; |
0c33b27d | 974 | |
e8bf3941 | 975 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
816aa907 | 976 | goto out; |
816aa907 | 977 | |
c7c82987 | 978 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); |
e80b002b EM |
979 | mutex_lock(&ioc->sas_topology_mutex); |
980 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
0c33b27d | 981 | for (i = 0; i < p->num_phys; i++) { |
547f9a21 EM |
982 | if (p->phy_info[i].attached.sas_address != |
983 | rphy->identify.sas_address) | |
984 | continue; | |
a69de507 | 985 | vdevice->lun = sdev->lun; |
547f9a21 EM |
986 | /* |
987 | * Exposing hidden raid components | |
988 | */ | |
e80b002b | 989 | if (mptscsih_is_phys_disk(ioc, |
793955f5 EM |
990 | p->phy_info[i].attached.channel, |
991 | p->phy_info[i].attached.id)) | |
547f9a21 | 992 | sdev->no_uld_attach = 1; |
e80b002b | 993 | mutex_unlock(&ioc->sas_topology_mutex); |
547f9a21 | 994 | goto out; |
0c33b27d CH |
995 | } |
996 | } | |
e80b002b | 997 | mutex_unlock(&ioc->sas_topology_mutex); |
0c33b27d | 998 | |
a69de507 | 999 | kfree(vdevice); |
23f236ed | 1000 | return -ENXIO; |
0c33b27d CH |
1001 | |
1002 | out: | |
a69de507 EM |
1003 | vdevice->vtarget->num_luns++; |
1004 | sdev->hostdata = vdevice; | |
0c33b27d CH |
1005 | return 0; |
1006 | } | |
1007 | ||
547f9a21 EM |
1008 | static int |
1009 | mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) | |
9a28f49a | 1010 | { |
a69de507 | 1011 | VirtDevice *vdevice = SCpnt->device->hostdata; |
7d3eecf7 | 1012 | |
a69de507 | 1013 | if (!vdevice || !vdevice->vtarget || vdevice->vtarget->deleted) { |
547f9a21 EM |
1014 | SCpnt->result = DID_NO_CONNECT << 16; |
1015 | done(SCpnt); | |
1016 | return 0; | |
7d3eecf7 | 1017 | } |
547f9a21 | 1018 | |
793955f5 EM |
1019 | // scsi_print_command(SCpnt); |
1020 | ||
547f9a21 | 1021 | return mptscsih_qcmd(SCpnt,done); |
9a28f49a CH |
1022 | } |
1023 | ||
547f9a21 | 1024 | |
0c33b27d | 1025 | static struct scsi_host_template mptsas_driver_template = { |
f78496da | 1026 | .module = THIS_MODULE, |
0c33b27d CH |
1027 | .proc_name = "mptsas", |
1028 | .proc_info = mptscsih_proc_info, | |
1029 | .name = "MPT SPI Host", | |
1030 | .info = mptscsih_info, | |
547f9a21 EM |
1031 | .queuecommand = mptsas_qcmd, |
1032 | .target_alloc = mptsas_target_alloc, | |
0c33b27d | 1033 | .slave_alloc = mptsas_slave_alloc, |
f013db32 | 1034 | .slave_configure = mptsas_slave_configure, |
547f9a21 EM |
1035 | .target_destroy = mptsas_target_destroy, |
1036 | .slave_destroy = mptscsih_slave_destroy, | |
0c33b27d CH |
1037 | .change_queue_depth = mptscsih_change_queue_depth, |
1038 | .eh_abort_handler = mptscsih_abort, | |
1039 | .eh_device_reset_handler = mptscsih_dev_reset, | |
1040 | .eh_bus_reset_handler = mptscsih_bus_reset, | |
1041 | .eh_host_reset_handler = mptscsih_host_reset, | |
1042 | .bios_param = mptscsih_bios_param, | |
1043 | .can_queue = MPT_FC_CAN_QUEUE, | |
1044 | .this_id = -1, | |
1045 | .sg_tablesize = MPT_SCSI_SG_DEPTH, | |
1046 | .max_sectors = 8192, | |
1047 | .cmd_per_lun = 7, | |
1048 | .use_clustering = ENABLE_CLUSTERING, | |
edb9068d | 1049 | .shost_attrs = mptscsih_host_attrs, |
0c33b27d CH |
1050 | }; |
1051 | ||
b5141128 | 1052 | static int mptsas_get_linkerrors(struct sas_phy *phy) |
0c33b27d | 1053 | { |
b5141128 CH |
1054 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
1055 | ConfigExtendedPageHeader_t hdr; | |
1056 | CONFIGPARMS cfg; | |
1057 | SasPhyPage1_t *buffer; | |
1058 | dma_addr_t dma_handle; | |
1059 | int error; | |
0c33b27d | 1060 | |
f4ad7b58 JB |
1061 | /* FIXME: only have link errors on local phys */ |
1062 | if (!scsi_is_sas_phy_local(phy)) | |
1063 | return -EINVAL; | |
1064 | ||
b5141128 CH |
1065 | hdr.PageVersion = MPI_SASPHY1_PAGEVERSION; |
1066 | hdr.ExtPageLength = 0; | |
1067 | hdr.PageNumber = 1 /* page number 1*/; | |
1068 | hdr.Reserved1 = 0; | |
1069 | hdr.Reserved2 = 0; | |
1070 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1071 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
0c33b27d | 1072 | |
b5141128 CH |
1073 | cfg.cfghdr.ehdr = &hdr; |
1074 | cfg.physAddr = -1; | |
1075 | cfg.pageAddr = phy->identify.phy_identifier; | |
1076 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1077 | cfg.dir = 0; /* read */ | |
1078 | cfg.timeout = 10; | |
0c33b27d | 1079 | |
b5141128 CH |
1080 | error = mpt_config(ioc, &cfg); |
1081 | if (error) | |
1082 | return error; | |
1083 | if (!hdr.ExtPageLength) | |
1084 | return -ENXIO; | |
0c33b27d | 1085 | |
b5141128 CH |
1086 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
1087 | &dma_handle); | |
1088 | if (!buffer) | |
1089 | return -ENOMEM; | |
0c33b27d | 1090 | |
b5141128 CH |
1091 | cfg.physAddr = dma_handle; |
1092 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1093 | ||
1094 | error = mpt_config(ioc, &cfg); | |
1095 | if (error) | |
1096 | goto out_free_consistent; | |
1097 | ||
d6ecdd63 | 1098 | mptsas_print_phy_pg1(ioc, buffer); |
b5141128 CH |
1099 | |
1100 | phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount); | |
1101 | phy->running_disparity_error_count = | |
1102 | le32_to_cpu(buffer->RunningDisparityErrorCount); | |
1103 | phy->loss_of_dword_sync_count = | |
1104 | le32_to_cpu(buffer->LossDwordSynchCount); | |
1105 | phy->phy_reset_problem_count = | |
1106 | le32_to_cpu(buffer->PhyResetProblemCount); | |
1107 | ||
1108 | out_free_consistent: | |
1109 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1110 | buffer, dma_handle); | |
1111 | return error; | |
0c33b27d CH |
1112 | } |
1113 | ||
da4fa655 CH |
1114 | static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
1115 | MPT_FRAME_HDR *reply) | |
1116 | { | |
1117 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_COMMAND_GOOD; | |
1118 | if (reply != NULL) { | |
1119 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_RF_VALID; | |
1120 | memcpy(ioc->sas_mgmt.reply, reply, | |
1121 | min(ioc->reply_sz, 4 * reply->u.reply.MsgLength)); | |
1122 | } | |
1123 | complete(&ioc->sas_mgmt.done); | |
1124 | return 1; | |
1125 | } | |
1126 | ||
1127 | static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset) | |
1128 | { | |
1129 | MPT_ADAPTER *ioc = phy_to_ioc(phy); | |
1130 | SasIoUnitControlRequest_t *req; | |
1131 | SasIoUnitControlReply_t *reply; | |
1132 | MPT_FRAME_HDR *mf; | |
1133 | MPIHeader_t *hdr; | |
1134 | unsigned long timeleft; | |
1135 | int error = -ERESTARTSYS; | |
1136 | ||
f4ad7b58 JB |
1137 | /* FIXME: fusion doesn't allow non-local phy reset */ |
1138 | if (!scsi_is_sas_phy_local(phy)) | |
1139 | return -EINVAL; | |
1140 | ||
da4fa655 CH |
1141 | /* not implemented for expanders */ |
1142 | if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP) | |
1143 | return -ENXIO; | |
1144 | ||
eeb846ce | 1145 | if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex)) |
da4fa655 CH |
1146 | goto out; |
1147 | ||
1148 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); | |
1149 | if (!mf) { | |
1150 | error = -ENOMEM; | |
1151 | goto out_unlock; | |
1152 | } | |
1153 | ||
1154 | hdr = (MPIHeader_t *) mf; | |
1155 | req = (SasIoUnitControlRequest_t *)mf; | |
1156 | memset(req, 0, sizeof(SasIoUnitControlRequest_t)); | |
1157 | req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; | |
1158 | req->MsgContext = hdr->MsgContext; | |
1159 | req->Operation = hard_reset ? | |
1160 | MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET; | |
1161 | req->PhyNum = phy->identify.phy_identifier; | |
1162 | ||
1163 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); | |
1164 | ||
1165 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, | |
1166 | 10 * HZ); | |
1167 | if (!timeleft) { | |
1168 | /* On timeout reset the board */ | |
1169 | mpt_free_msg_frame(ioc, mf); | |
1170 | mpt_HardResetHandler(ioc, CAN_SLEEP); | |
1171 | error = -ETIMEDOUT; | |
1172 | goto out_unlock; | |
1173 | } | |
1174 | ||
1175 | /* a reply frame is expected */ | |
1176 | if ((ioc->sas_mgmt.status & | |
1177 | MPT_IOCTL_STATUS_RF_VALID) == 0) { | |
1178 | error = -ENXIO; | |
1179 | goto out_unlock; | |
1180 | } | |
1181 | ||
1182 | /* process the completed Reply Message Frame */ | |
1183 | reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply; | |
1184 | if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) { | |
29dd3609 EM |
1185 | printk(MYIOC_s_INFO_FMT "%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", |
1186 | ioc->name, __FUNCTION__, reply->IOCStatus, reply->IOCLogInfo); | |
da4fa655 CH |
1187 | error = -ENXIO; |
1188 | goto out_unlock; | |
1189 | } | |
1190 | ||
1191 | error = 0; | |
1192 | ||
1193 | out_unlock: | |
eeb846ce | 1194 | mutex_unlock(&ioc->sas_mgmt.mutex); |
da4fa655 CH |
1195 | out: |
1196 | return error; | |
1197 | } | |
0c33b27d | 1198 | |
e3094447 CH |
1199 | static int |
1200 | mptsas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) | |
1201 | { | |
1202 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
1203 | int i, error; | |
1204 | struct mptsas_portinfo *p; | |
1205 | struct mptsas_enclosure enclosure_info; | |
1206 | u64 enclosure_handle; | |
1207 | ||
1208 | mutex_lock(&ioc->sas_topology_mutex); | |
1209 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
1210 | for (i = 0; i < p->num_phys; i++) { | |
1211 | if (p->phy_info[i].attached.sas_address == | |
1212 | rphy->identify.sas_address) { | |
1213 | enclosure_handle = p->phy_info[i]. | |
1214 | attached.handle_enclosure; | |
1215 | goto found_info; | |
1216 | } | |
1217 | } | |
1218 | } | |
1219 | mutex_unlock(&ioc->sas_topology_mutex); | |
1220 | return -ENXIO; | |
1221 | ||
1222 | found_info: | |
1223 | mutex_unlock(&ioc->sas_topology_mutex); | |
1224 | memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure)); | |
52435430 | 1225 | error = mptsas_sas_enclosure_pg0(ioc, &enclosure_info, |
e3094447 CH |
1226 | (MPI_SAS_ENCLOS_PGAD_FORM_HANDLE << |
1227 | MPI_SAS_ENCLOS_PGAD_FORM_SHIFT), enclosure_handle); | |
1228 | if (!error) | |
1229 | *identifier = enclosure_info.enclosure_logical_id; | |
1230 | return error; | |
1231 | } | |
1232 | ||
1233 | static int | |
1234 | mptsas_get_bay_identifier(struct sas_rphy *rphy) | |
1235 | { | |
1236 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); | |
1237 | struct mptsas_portinfo *p; | |
1238 | int i, rc; | |
1239 | ||
1240 | mutex_lock(&ioc->sas_topology_mutex); | |
1241 | list_for_each_entry(p, &ioc->sas_topology, list) { | |
1242 | for (i = 0; i < p->num_phys; i++) { | |
1243 | if (p->phy_info[i].attached.sas_address == | |
1244 | rphy->identify.sas_address) { | |
1245 | rc = p->phy_info[i].attached.slot; | |
1246 | goto out; | |
1247 | } | |
1248 | } | |
1249 | } | |
1250 | rc = -ENXIO; | |
1251 | out: | |
1252 | mutex_unlock(&ioc->sas_topology_mutex); | |
1253 | return rc; | |
1254 | } | |
1255 | ||
159e36fe FT |
1256 | static int mptsas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, |
1257 | struct request *req) | |
1258 | { | |
1259 | MPT_ADAPTER *ioc = ((MPT_SCSI_HOST *) shost->hostdata)->ioc; | |
1260 | MPT_FRAME_HDR *mf; | |
1261 | SmpPassthroughRequest_t *smpreq; | |
1262 | struct request *rsp = req->next_rq; | |
1263 | int ret; | |
1264 | int flagsLength; | |
1265 | unsigned long timeleft; | |
1266 | char *psge; | |
1267 | dma_addr_t dma_addr_in = 0; | |
1268 | dma_addr_t dma_addr_out = 0; | |
1269 | u64 sas_address = 0; | |
1270 | ||
1271 | if (!rsp) { | |
29dd3609 EM |
1272 | printk(MYIOC_s_ERR_FMT "%s: the smp response space is missing\n", |
1273 | ioc->name, __FUNCTION__); | |
159e36fe FT |
1274 | return -EINVAL; |
1275 | } | |
1276 | ||
1277 | /* do we need to support multiple segments? */ | |
1278 | if (req->bio->bi_vcnt > 1 || rsp->bio->bi_vcnt > 1) { | |
29dd3609 EM |
1279 | printk(MYIOC_s_ERR_FMT "%s: multiple segments req %u %u, rsp %u %u\n", |
1280 | ioc->name, __FUNCTION__, req->bio->bi_vcnt, req->data_len, | |
1281 | rsp->bio->bi_vcnt, rsp->data_len); | |
159e36fe FT |
1282 | return -EINVAL; |
1283 | } | |
1284 | ||
1285 | ret = mutex_lock_interruptible(&ioc->sas_mgmt.mutex); | |
1286 | if (ret) | |
1287 | goto out; | |
1288 | ||
1289 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); | |
1290 | if (!mf) { | |
1291 | ret = -ENOMEM; | |
1292 | goto out_unlock; | |
1293 | } | |
1294 | ||
1295 | smpreq = (SmpPassthroughRequest_t *)mf; | |
1296 | memset(smpreq, 0, sizeof(*smpreq)); | |
1297 | ||
1298 | smpreq->RequestDataLength = cpu_to_le16(req->data_len - 4); | |
1299 | smpreq->Function = MPI_FUNCTION_SMP_PASSTHROUGH; | |
1300 | ||
1301 | if (rphy) | |
1302 | sas_address = rphy->identify.sas_address; | |
1303 | else { | |
1304 | struct mptsas_portinfo *port_info; | |
1305 | ||
1306 | mutex_lock(&ioc->sas_topology_mutex); | |
7748369f | 1307 | port_info = mptsas_get_hba_portinfo(ioc); |
159e36fe FT |
1308 | if (port_info && port_info->phy_info) |
1309 | sas_address = | |
1310 | port_info->phy_info[0].phy->identify.sas_address; | |
1311 | mutex_unlock(&ioc->sas_topology_mutex); | |
1312 | } | |
1313 | ||
1314 | *((u64 *)&smpreq->SASAddress) = cpu_to_le64(sas_address); | |
1315 | ||
1316 | psge = (char *) | |
1317 | (((int *) mf) + (offsetof(SmpPassthroughRequest_t, SGL) / 4)); | |
1318 | ||
1319 | /* request */ | |
1320 | flagsLength = (MPI_SGE_FLAGS_SIMPLE_ELEMENT | | |
1321 | MPI_SGE_FLAGS_END_OF_BUFFER | | |
1322 | MPI_SGE_FLAGS_DIRECTION | | |
1323 | mpt_addr_size()) << MPI_SGE_FLAGS_SHIFT; | |
1324 | flagsLength |= (req->data_len - 4); | |
1325 | ||
1326 | dma_addr_out = pci_map_single(ioc->pcidev, bio_data(req->bio), | |
1327 | req->data_len, PCI_DMA_BIDIRECTIONAL); | |
1328 | if (!dma_addr_out) | |
1329 | goto put_mf; | |
1330 | mpt_add_sge(psge, flagsLength, dma_addr_out); | |
1331 | psge += (sizeof(u32) + sizeof(dma_addr_t)); | |
1332 | ||
1333 | /* response */ | |
1334 | flagsLength = MPT_SGE_FLAGS_SSIMPLE_READ; | |
1335 | flagsLength |= rsp->data_len + 4; | |
1336 | dma_addr_in = pci_map_single(ioc->pcidev, bio_data(rsp->bio), | |
1337 | rsp->data_len, PCI_DMA_BIDIRECTIONAL); | |
1338 | if (!dma_addr_in) | |
1339 | goto unmap; | |
1340 | mpt_add_sge(psge, flagsLength, dma_addr_in); | |
1341 | ||
1342 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); | |
1343 | ||
1344 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, 10 * HZ); | |
1345 | if (!timeleft) { | |
29dd3609 | 1346 | printk(MYIOC_s_ERR_FMT "%s: smp timeout!\n", ioc->name, __FUNCTION__); |
159e36fe FT |
1347 | /* On timeout reset the board */ |
1348 | mpt_HardResetHandler(ioc, CAN_SLEEP); | |
1349 | ret = -ETIMEDOUT; | |
1350 | goto unmap; | |
1351 | } | |
1352 | mf = NULL; | |
1353 | ||
1354 | if (ioc->sas_mgmt.status & MPT_IOCTL_STATUS_RF_VALID) { | |
1355 | SmpPassthroughReply_t *smprep; | |
1356 | ||
1357 | smprep = (SmpPassthroughReply_t *)ioc->sas_mgmt.reply; | |
1358 | memcpy(req->sense, smprep, sizeof(*smprep)); | |
1359 | req->sense_len = sizeof(*smprep); | |
38b3167f FT |
1360 | req->data_len = 0; |
1361 | rsp->data_len -= smprep->ResponseDataLength; | |
159e36fe | 1362 | } else { |
29dd3609 EM |
1363 | printk(MYIOC_s_ERR_FMT "%s: smp passthru reply failed to be returned\n", |
1364 | ioc->name, __FUNCTION__); | |
159e36fe FT |
1365 | ret = -ENXIO; |
1366 | } | |
1367 | unmap: | |
1368 | if (dma_addr_out) | |
1369 | pci_unmap_single(ioc->pcidev, dma_addr_out, req->data_len, | |
1370 | PCI_DMA_BIDIRECTIONAL); | |
1371 | if (dma_addr_in) | |
1372 | pci_unmap_single(ioc->pcidev, dma_addr_in, rsp->data_len, | |
1373 | PCI_DMA_BIDIRECTIONAL); | |
1374 | put_mf: | |
1375 | if (mf) | |
1376 | mpt_free_msg_frame(ioc, mf); | |
1377 | out_unlock: | |
1378 | mutex_unlock(&ioc->sas_mgmt.mutex); | |
1379 | out: | |
1380 | return ret; | |
1381 | } | |
1382 | ||
b5141128 CH |
1383 | static struct sas_function_template mptsas_transport_functions = { |
1384 | .get_linkerrors = mptsas_get_linkerrors, | |
e3094447 CH |
1385 | .get_enclosure_identifier = mptsas_get_enclosure_identifier, |
1386 | .get_bay_identifier = mptsas_get_bay_identifier, | |
da4fa655 | 1387 | .phy_reset = mptsas_phy_reset, |
159e36fe | 1388 | .smp_handler = mptsas_smp_handler, |
b5141128 CH |
1389 | }; |
1390 | ||
1391 | static struct scsi_transport_template *mptsas_transport_template; | |
0c33b27d CH |
1392 | |
1393 | static int | |
1394 | mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) | |
1395 | { | |
1396 | ConfigExtendedPageHeader_t hdr; | |
1397 | CONFIGPARMS cfg; | |
1398 | SasIOUnitPage0_t *buffer; | |
1399 | dma_addr_t dma_handle; | |
1400 | int error, i; | |
1401 | ||
1402 | hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; | |
1403 | hdr.ExtPageLength = 0; | |
1404 | hdr.PageNumber = 0; | |
1405 | hdr.Reserved1 = 0; | |
1406 | hdr.Reserved2 = 0; | |
1407 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1408 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; | |
1409 | ||
1410 | cfg.cfghdr.ehdr = &hdr; | |
1411 | cfg.physAddr = -1; | |
1412 | cfg.pageAddr = 0; | |
1413 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1414 | cfg.dir = 0; /* read */ | |
1415 | cfg.timeout = 10; | |
1416 | ||
1417 | error = mpt_config(ioc, &cfg); | |
1418 | if (error) | |
1419 | goto out; | |
1420 | if (!hdr.ExtPageLength) { | |
1421 | error = -ENXIO; | |
1422 | goto out; | |
1423 | } | |
1424 | ||
1425 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1426 | &dma_handle); | |
1427 | if (!buffer) { | |
1428 | error = -ENOMEM; | |
1429 | goto out; | |
1430 | } | |
1431 | ||
1432 | cfg.physAddr = dma_handle; | |
1433 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1434 | ||
1435 | error = mpt_config(ioc, &cfg); | |
1436 | if (error) | |
1437 | goto out_free_consistent; | |
1438 | ||
1439 | port_info->num_phys = buffer->NumPhys; | |
1440 | port_info->phy_info = kcalloc(port_info->num_phys, | |
547f9a21 | 1441 | sizeof(*port_info->phy_info),GFP_KERNEL); |
0c33b27d CH |
1442 | if (!port_info->phy_info) { |
1443 | error = -ENOMEM; | |
1444 | goto out_free_consistent; | |
1445 | } | |
1446 | ||
edb9068d PS |
1447 | ioc->nvdata_version_persistent = |
1448 | le16_to_cpu(buffer->NvdataVersionPersistent); | |
1449 | ioc->nvdata_version_default = | |
1450 | le16_to_cpu(buffer->NvdataVersionDefault); | |
1451 | ||
0c33b27d | 1452 | for (i = 0; i < port_info->num_phys; i++) { |
d6ecdd63 | 1453 | mptsas_print_phy_data(ioc, &buffer->PhyData[i]); |
0c33b27d CH |
1454 | port_info->phy_info[i].phy_id = i; |
1455 | port_info->phy_info[i].port_id = | |
1456 | buffer->PhyData[i].Port; | |
1457 | port_info->phy_info[i].negotiated_link_rate = | |
1458 | buffer->PhyData[i].NegotiatedLinkRate; | |
547f9a21 | 1459 | port_info->phy_info[i].portinfo = port_info; |
2ecce492 EM |
1460 | port_info->phy_info[i].handle = |
1461 | le16_to_cpu(buffer->PhyData[i].ControllerDevHandle); | |
0c33b27d CH |
1462 | } |
1463 | ||
1464 | out_free_consistent: | |
1465 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1466 | buffer, dma_handle); | |
1467 | out: | |
1468 | return error; | |
1469 | } | |
1470 | ||
edb9068d PS |
1471 | static int |
1472 | mptsas_sas_io_unit_pg1(MPT_ADAPTER *ioc) | |
1473 | { | |
1474 | ConfigExtendedPageHeader_t hdr; | |
1475 | CONFIGPARMS cfg; | |
1476 | SasIOUnitPage1_t *buffer; | |
1477 | dma_addr_t dma_handle; | |
1478 | int error; | |
1479 | u16 device_missing_delay; | |
1480 | ||
1481 | memset(&hdr, 0, sizeof(ConfigExtendedPageHeader_t)); | |
1482 | memset(&cfg, 0, sizeof(CONFIGPARMS)); | |
1483 | ||
1484 | cfg.cfghdr.ehdr = &hdr; | |
1485 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1486 | cfg.timeout = 10; | |
1487 | cfg.cfghdr.ehdr->PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1488 | cfg.cfghdr.ehdr->ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; | |
1489 | cfg.cfghdr.ehdr->PageVersion = MPI_SASIOUNITPAGE1_PAGEVERSION; | |
1490 | cfg.cfghdr.ehdr->PageNumber = 1; | |
1491 | ||
1492 | error = mpt_config(ioc, &cfg); | |
1493 | if (error) | |
1494 | goto out; | |
1495 | if (!hdr.ExtPageLength) { | |
1496 | error = -ENXIO; | |
1497 | goto out; | |
1498 | } | |
1499 | ||
1500 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1501 | &dma_handle); | |
1502 | if (!buffer) { | |
1503 | error = -ENOMEM; | |
1504 | goto out; | |
1505 | } | |
1506 | ||
1507 | cfg.physAddr = dma_handle; | |
1508 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1509 | ||
1510 | error = mpt_config(ioc, &cfg); | |
1511 | if (error) | |
1512 | goto out_free_consistent; | |
1513 | ||
1514 | ioc->io_missing_delay = | |
1515 | le16_to_cpu(buffer->IODeviceMissingDelay); | |
1516 | device_missing_delay = le16_to_cpu(buffer->ReportDeviceMissingDelay); | |
1517 | ioc->device_missing_delay = (device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_UNIT_16) ? | |
1518 | (device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16 : | |
1519 | device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK; | |
1520 | ||
1521 | out_free_consistent: | |
1522 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1523 | buffer, dma_handle); | |
1524 | out: | |
1525 | return error; | |
1526 | } | |
1527 | ||
0c33b27d CH |
1528 | static int |
1529 | mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
1530 | u32 form, u32 form_specific) | |
1531 | { | |
1532 | ConfigExtendedPageHeader_t hdr; | |
1533 | CONFIGPARMS cfg; | |
1534 | SasPhyPage0_t *buffer; | |
1535 | dma_addr_t dma_handle; | |
1536 | int error; | |
1537 | ||
1538 | hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; | |
1539 | hdr.ExtPageLength = 0; | |
1540 | hdr.PageNumber = 0; | |
1541 | hdr.Reserved1 = 0; | |
1542 | hdr.Reserved2 = 0; | |
1543 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1544 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; | |
1545 | ||
1546 | cfg.cfghdr.ehdr = &hdr; | |
1547 | cfg.dir = 0; /* read */ | |
1548 | cfg.timeout = 10; | |
1549 | ||
1550 | /* Get Phy Pg 0 for each Phy. */ | |
1551 | cfg.physAddr = -1; | |
1552 | cfg.pageAddr = form + form_specific; | |
1553 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1554 | ||
1555 | error = mpt_config(ioc, &cfg); | |
1556 | if (error) | |
1557 | goto out; | |
1558 | ||
1559 | if (!hdr.ExtPageLength) { | |
1560 | error = -ENXIO; | |
1561 | goto out; | |
1562 | } | |
1563 | ||
1564 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1565 | &dma_handle); | |
1566 | if (!buffer) { | |
1567 | error = -ENOMEM; | |
1568 | goto out; | |
1569 | } | |
1570 | ||
1571 | cfg.physAddr = dma_handle; | |
1572 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1573 | ||
1574 | error = mpt_config(ioc, &cfg); | |
1575 | if (error) | |
1576 | goto out_free_consistent; | |
1577 | ||
d6ecdd63 | 1578 | mptsas_print_phy_pg0(ioc, buffer); |
0c33b27d CH |
1579 | |
1580 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
1581 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
1582 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
1583 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
1584 | ||
1585 | out_free_consistent: | |
1586 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1587 | buffer, dma_handle); | |
1588 | out: | |
1589 | return error; | |
1590 | } | |
1591 | ||
1592 | static int | |
1593 | mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, | |
1594 | u32 form, u32 form_specific) | |
1595 | { | |
1596 | ConfigExtendedPageHeader_t hdr; | |
1597 | CONFIGPARMS cfg; | |
1598 | SasDevicePage0_t *buffer; | |
1599 | dma_addr_t dma_handle; | |
1600 | __le64 sas_address; | |
bd23e94c ME |
1601 | int error=0; |
1602 | ||
1603 | if (ioc->sas_discovery_runtime && | |
1604 | mptsas_is_end_device(device_info)) | |
1605 | goto out; | |
0c33b27d CH |
1606 | |
1607 | hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; | |
1608 | hdr.ExtPageLength = 0; | |
1609 | hdr.PageNumber = 0; | |
1610 | hdr.Reserved1 = 0; | |
1611 | hdr.Reserved2 = 0; | |
1612 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1613 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; | |
1614 | ||
1615 | cfg.cfghdr.ehdr = &hdr; | |
1616 | cfg.pageAddr = form + form_specific; | |
1617 | cfg.physAddr = -1; | |
1618 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1619 | cfg.dir = 0; /* read */ | |
1620 | cfg.timeout = 10; | |
1621 | ||
db9c9174 | 1622 | memset(device_info, 0, sizeof(struct mptsas_devinfo)); |
0c33b27d CH |
1623 | error = mpt_config(ioc, &cfg); |
1624 | if (error) | |
1625 | goto out; | |
1626 | if (!hdr.ExtPageLength) { | |
1627 | error = -ENXIO; | |
1628 | goto out; | |
1629 | } | |
1630 | ||
1631 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1632 | &dma_handle); | |
1633 | if (!buffer) { | |
1634 | error = -ENOMEM; | |
1635 | goto out; | |
1636 | } | |
1637 | ||
1638 | cfg.physAddr = dma_handle; | |
1639 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1640 | ||
1641 | error = mpt_config(ioc, &cfg); | |
1642 | if (error) | |
1643 | goto out_free_consistent; | |
1644 | ||
d6ecdd63 | 1645 | mptsas_print_device_pg0(ioc, buffer); |
0c33b27d CH |
1646 | |
1647 | device_info->handle = le16_to_cpu(buffer->DevHandle); | |
c73787ee | 1648 | device_info->handle_parent = le16_to_cpu(buffer->ParentDevHandle); |
e3094447 CH |
1649 | device_info->handle_enclosure = |
1650 | le16_to_cpu(buffer->EnclosureHandle); | |
1651 | device_info->slot = le16_to_cpu(buffer->Slot); | |
0c33b27d CH |
1652 | device_info->phy_id = buffer->PhyNum; |
1653 | device_info->port_id = buffer->PhysicalPort; | |
9a28f49a | 1654 | device_info->id = buffer->TargetID; |
b506ade9 | 1655 | device_info->phys_disk_num = ~0; |
9a28f49a | 1656 | device_info->channel = buffer->Bus; |
0c33b27d CH |
1657 | memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); |
1658 | device_info->sas_address = le64_to_cpu(sas_address); | |
1659 | device_info->device_info = | |
1660 | le32_to_cpu(buffer->DeviceInfo); | |
1661 | ||
1662 | out_free_consistent: | |
1663 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1664 | buffer, dma_handle); | |
1665 | out: | |
1666 | return error; | |
1667 | } | |
1668 | ||
1669 | static int | |
1670 | mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, | |
1671 | u32 form, u32 form_specific) | |
1672 | { | |
1673 | ConfigExtendedPageHeader_t hdr; | |
1674 | CONFIGPARMS cfg; | |
1675 | SasExpanderPage0_t *buffer; | |
1676 | dma_addr_t dma_handle; | |
547f9a21 | 1677 | int i, error; |
0c33b27d CH |
1678 | |
1679 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
1680 | hdr.ExtPageLength = 0; | |
1681 | hdr.PageNumber = 0; | |
1682 | hdr.Reserved1 = 0; | |
1683 | hdr.Reserved2 = 0; | |
1684 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1685 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
1686 | ||
1687 | cfg.cfghdr.ehdr = &hdr; | |
1688 | cfg.physAddr = -1; | |
1689 | cfg.pageAddr = form + form_specific; | |
1690 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1691 | cfg.dir = 0; /* read */ | |
1692 | cfg.timeout = 10; | |
1693 | ||
db9c9174 | 1694 | memset(port_info, 0, sizeof(struct mptsas_portinfo)); |
0c33b27d CH |
1695 | error = mpt_config(ioc, &cfg); |
1696 | if (error) | |
1697 | goto out; | |
1698 | ||
1699 | if (!hdr.ExtPageLength) { | |
1700 | error = -ENXIO; | |
1701 | goto out; | |
1702 | } | |
1703 | ||
1704 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1705 | &dma_handle); | |
1706 | if (!buffer) { | |
1707 | error = -ENOMEM; | |
1708 | goto out; | |
1709 | } | |
1710 | ||
1711 | cfg.physAddr = dma_handle; | |
1712 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1713 | ||
1714 | error = mpt_config(ioc, &cfg); | |
1715 | if (error) | |
1716 | goto out_free_consistent; | |
1717 | ||
51f39eae KO |
1718 | if (!buffer->NumPhys) { |
1719 | error = -ENODEV; | |
1720 | goto out_free_consistent; | |
1721 | } | |
1722 | ||
0c33b27d CH |
1723 | /* save config data */ |
1724 | port_info->num_phys = buffer->NumPhys; | |
0c33b27d | 1725 | port_info->phy_info = kcalloc(port_info->num_phys, |
547f9a21 | 1726 | sizeof(*port_info->phy_info),GFP_KERNEL); |
0c33b27d CH |
1727 | if (!port_info->phy_info) { |
1728 | error = -ENOMEM; | |
1729 | goto out_free_consistent; | |
1730 | } | |
1731 | ||
2ecce492 | 1732 | for (i = 0; i < port_info->num_phys; i++) { |
547f9a21 | 1733 | port_info->phy_info[i].portinfo = port_info; |
2ecce492 EM |
1734 | port_info->phy_info[i].handle = |
1735 | le16_to_cpu(buffer->DevHandle); | |
1736 | } | |
547f9a21 | 1737 | |
0c33b27d CH |
1738 | out_free_consistent: |
1739 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1740 | buffer, dma_handle); | |
1741 | out: | |
1742 | return error; | |
1743 | } | |
1744 | ||
1745 | static int | |
1746 | mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, | |
1747 | u32 form, u32 form_specific) | |
1748 | { | |
1749 | ConfigExtendedPageHeader_t hdr; | |
1750 | CONFIGPARMS cfg; | |
1751 | SasExpanderPage1_t *buffer; | |
1752 | dma_addr_t dma_handle; | |
bd23e94c ME |
1753 | int error=0; |
1754 | ||
1755 | if (ioc->sas_discovery_runtime && | |
1756 | mptsas_is_end_device(&phy_info->attached)) | |
1757 | goto out; | |
0c33b27d CH |
1758 | |
1759 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; | |
1760 | hdr.ExtPageLength = 0; | |
1761 | hdr.PageNumber = 1; | |
1762 | hdr.Reserved1 = 0; | |
1763 | hdr.Reserved2 = 0; | |
1764 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; | |
1765 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; | |
1766 | ||
1767 | cfg.cfghdr.ehdr = &hdr; | |
1768 | cfg.physAddr = -1; | |
1769 | cfg.pageAddr = form + form_specific; | |
1770 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
1771 | cfg.dir = 0; /* read */ | |
1772 | cfg.timeout = 10; | |
1773 | ||
1774 | error = mpt_config(ioc, &cfg); | |
1775 | if (error) | |
1776 | goto out; | |
1777 | ||
1778 | if (!hdr.ExtPageLength) { | |
1779 | error = -ENXIO; | |
1780 | goto out; | |
1781 | } | |
1782 | ||
1783 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1784 | &dma_handle); | |
1785 | if (!buffer) { | |
1786 | error = -ENOMEM; | |
1787 | goto out; | |
1788 | } | |
1789 | ||
1790 | cfg.physAddr = dma_handle; | |
1791 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
1792 | ||
1793 | error = mpt_config(ioc, &cfg); | |
1794 | if (error) | |
1795 | goto out_free_consistent; | |
1796 | ||
1797 | ||
d6ecdd63 | 1798 | mptsas_print_expander_pg1(ioc, buffer); |
0c33b27d CH |
1799 | |
1800 | /* save config data */ | |
024358ee | 1801 | phy_info->phy_id = buffer->PhyIdentifier; |
0c33b27d CH |
1802 | phy_info->port_id = buffer->PhysicalPort; |
1803 | phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; | |
1804 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; | |
1805 | phy_info->hw_link_rate = buffer->HwLinkRate; | |
1806 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); | |
1807 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); | |
1808 | ||
0c33b27d CH |
1809 | out_free_consistent: |
1810 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, | |
1811 | buffer, dma_handle); | |
1812 | out: | |
1813 | return error; | |
1814 | } | |
1815 | ||
1816 | static void | |
1817 | mptsas_parse_device_info(struct sas_identify *identify, | |
1818 | struct mptsas_devinfo *device_info) | |
1819 | { | |
1820 | u16 protocols; | |
1821 | ||
1822 | identify->sas_address = device_info->sas_address; | |
1823 | identify->phy_identifier = device_info->phy_id; | |
1824 | ||
1825 | /* | |
1826 | * Fill in Phy Initiator Port Protocol. | |
1827 | * Bits 6:3, more than one bit can be set, fall through cases. | |
1828 | */ | |
1829 | protocols = device_info->device_info & 0x78; | |
1830 | identify->initiator_port_protocols = 0; | |
1831 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) | |
1832 | identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; | |
1833 | if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) | |
1834 | identify->initiator_port_protocols |= SAS_PROTOCOL_STP; | |
1835 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) | |
1836 | identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; | |
1837 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) | |
1838 | identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; | |
1839 | ||
1840 | /* | |
1841 | * Fill in Phy Target Port Protocol. | |
1842 | * Bits 10:7, more than one bit can be set, fall through cases. | |
1843 | */ | |
1844 | protocols = device_info->device_info & 0x780; | |
1845 | identify->target_port_protocols = 0; | |
1846 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
1847 | identify->target_port_protocols |= SAS_PROTOCOL_SSP; | |
1848 | if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) | |
1849 | identify->target_port_protocols |= SAS_PROTOCOL_STP; | |
1850 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) | |
1851 | identify->target_port_protocols |= SAS_PROTOCOL_SMP; | |
1852 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
1853 | identify->target_port_protocols |= SAS_PROTOCOL_SATA; | |
1854 | ||
1855 | /* | |
1856 | * Fill in Attached device type. | |
1857 | */ | |
1858 | switch (device_info->device_info & | |
1859 | MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { | |
1860 | case MPI_SAS_DEVICE_INFO_NO_DEVICE: | |
1861 | identify->device_type = SAS_PHY_UNUSED; | |
1862 | break; | |
1863 | case MPI_SAS_DEVICE_INFO_END_DEVICE: | |
1864 | identify->device_type = SAS_END_DEVICE; | |
1865 | break; | |
1866 | case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: | |
1867 | identify->device_type = SAS_EDGE_EXPANDER_DEVICE; | |
1868 | break; | |
1869 | case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: | |
1870 | identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; | |
1871 | break; | |
1872 | } | |
1873 | } | |
1874 | ||
1875 | static int mptsas_probe_one_phy(struct device *dev, | |
ac01bbbd | 1876 | struct mptsas_phyinfo *phy_info, int index, int local) |
0c33b27d | 1877 | { |
e6b2d76a | 1878 | MPT_ADAPTER *ioc; |
9a28f49a | 1879 | struct sas_phy *phy; |
547f9a21 EM |
1880 | struct sas_port *port; |
1881 | int error = 0; | |
0c33b27d | 1882 | |
547f9a21 EM |
1883 | if (!dev) { |
1884 | error = -ENODEV; | |
1885 | goto out; | |
1886 | } | |
e6b2d76a ME |
1887 | |
1888 | if (!phy_info->phy) { | |
1889 | phy = sas_phy_alloc(dev, index); | |
547f9a21 EM |
1890 | if (!phy) { |
1891 | error = -ENOMEM; | |
1892 | goto out; | |
1893 | } | |
e6b2d76a ME |
1894 | } else |
1895 | phy = phy_info->phy; | |
0c33b27d | 1896 | |
9a28f49a | 1897 | mptsas_parse_device_info(&phy->identify, &phy_info->identify); |
0c33b27d CH |
1898 | |
1899 | /* | |
1900 | * Set Negotiated link rate. | |
1901 | */ | |
1902 | switch (phy_info->negotiated_link_rate) { | |
1903 | case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: | |
9a28f49a | 1904 | phy->negotiated_linkrate = SAS_PHY_DISABLED; |
0c33b27d CH |
1905 | break; |
1906 | case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: | |
9a28f49a | 1907 | phy->negotiated_linkrate = SAS_LINK_RATE_FAILED; |
0c33b27d CH |
1908 | break; |
1909 | case MPI_SAS_IOUNIT0_RATE_1_5: | |
9a28f49a | 1910 | phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1911 | break; |
1912 | case MPI_SAS_IOUNIT0_RATE_3_0: | |
9a28f49a | 1913 | phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1914 | break; |
1915 | case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: | |
1916 | case MPI_SAS_IOUNIT0_RATE_UNKNOWN: | |
1917 | default: | |
9a28f49a | 1918 | phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; |
0c33b27d CH |
1919 | break; |
1920 | } | |
1921 | ||
1922 | /* | |
1923 | * Set Max hardware link rate. | |
1924 | */ | |
1925 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1926 | case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: | |
9a28f49a | 1927 | phy->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1928 | break; |
1929 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1930 | phy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1931 | break; |
1932 | default: | |
1933 | break; | |
1934 | } | |
1935 | ||
1936 | /* | |
1937 | * Set Max programmed link rate. | |
1938 | */ | |
1939 | switch (phy_info->programmed_link_rate & | |
1940 | MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { | |
1941 | case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: | |
9a28f49a | 1942 | phy->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1943 | break; |
1944 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: | |
9a28f49a | 1945 | phy->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1946 | break; |
1947 | default: | |
1948 | break; | |
1949 | } | |
1950 | ||
1951 | /* | |
1952 | * Set Min hardware link rate. | |
1953 | */ | |
1954 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { | |
1955 | case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: | |
9a28f49a | 1956 | phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1957 | break; |
1958 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1959 | phy->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1960 | break; |
1961 | default: | |
1962 | break; | |
1963 | } | |
1964 | ||
1965 | /* | |
1966 | * Set Min programmed link rate. | |
1967 | */ | |
1968 | switch (phy_info->programmed_link_rate & | |
1969 | MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { | |
1970 | case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: | |
9a28f49a | 1971 | phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
0c33b27d CH |
1972 | break; |
1973 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: | |
9a28f49a | 1974 | phy->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
0c33b27d CH |
1975 | break; |
1976 | default: | |
1977 | break; | |
1978 | } | |
1979 | ||
e6b2d76a | 1980 | if (!phy_info->phy) { |
ac01bbbd | 1981 | |
e6b2d76a ME |
1982 | error = sas_phy_add(phy); |
1983 | if (error) { | |
1984 | sas_phy_free(phy); | |
547f9a21 | 1985 | goto out; |
e6b2d76a ME |
1986 | } |
1987 | phy_info->phy = phy; | |
0c33b27d CH |
1988 | } |
1989 | ||
547f9a21 EM |
1990 | if (!phy_info->attached.handle || |
1991 | !phy_info->port_details) | |
1992 | goto out; | |
1993 | ||
1994 | port = mptsas_get_port(phy_info); | |
1995 | ioc = phy_to_ioc(phy_info->phy); | |
1996 | ||
1997 | if (phy_info->sas_port_add_phy) { | |
1998 | ||
1999 | if (!port) { | |
dc22f16d | 2000 | port = sas_port_alloc_num(dev); |
547f9a21 EM |
2001 | if (!port) { |
2002 | error = -ENOMEM; | |
2003 | goto out; | |
2004 | } | |
2005 | error = sas_port_add(port); | |
2006 | if (error) { | |
d6ecdd63 | 2007 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2008 | "%s: exit at line=%d\n", ioc->name, |
2009 | __FUNCTION__, __LINE__)); | |
2010 | goto out; | |
2011 | } | |
d6ecdd63 | 2012 | mptsas_set_port(ioc, phy_info, port); |
29dd3609 | 2013 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
dc22f16d | 2014 | "sas_port_alloc: port=%p dev=%p port_id=%d\n", |
29dd3609 | 2015 | ioc->name, port, dev, port->port_identifier)); |
547f9a21 | 2016 | } |
29dd3609 EM |
2017 | dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sas_port_add_phy: phy_id=%d\n", |
2018 | ioc->name, phy_info->phy_id)); | |
547f9a21 EM |
2019 | sas_port_add_phy(port, phy_info->phy); |
2020 | phy_info->sas_port_add_phy = 0; | |
2021 | } | |
2022 | ||
2023 | if (!mptsas_get_rphy(phy_info) && port && !port->rphy) { | |
e6b2d76a | 2024 | |
0c33b27d | 2025 | struct sas_rphy *rphy; |
2686de27 | 2026 | struct device *parent; |
f013db32 | 2027 | struct sas_identify identify; |
0c33b27d | 2028 | |
2686de27 | 2029 | parent = dev->parent->parent; |
e6b2d76a ME |
2030 | /* |
2031 | * Let the hotplug_work thread handle processing | |
2032 | * the adding/removing of devices that occur | |
2033 | * after start of day. | |
2034 | */ | |
2035 | if (ioc->sas_discovery_runtime && | |
2036 | mptsas_is_end_device(&phy_info->attached)) | |
547f9a21 | 2037 | goto out; |
e6b2d76a | 2038 | |
f013db32 | 2039 | mptsas_parse_device_info(&identify, &phy_info->attached); |
2686de27 JB |
2040 | if (scsi_is_host_device(parent)) { |
2041 | struct mptsas_portinfo *port_info; | |
2042 | int i; | |
2043 | ||
2044 | mutex_lock(&ioc->sas_topology_mutex); | |
7748369f | 2045 | port_info = mptsas_get_hba_portinfo(ioc); |
2686de27 JB |
2046 | mutex_unlock(&ioc->sas_topology_mutex); |
2047 | ||
2048 | for (i = 0; i < port_info->num_phys; i++) | |
2049 | if (port_info->phy_info[i].identify.sas_address == | |
0c269e6d JB |
2050 | identify.sas_address) { |
2051 | sas_port_mark_backlink(port); | |
2686de27 | 2052 | goto out; |
0c269e6d | 2053 | } |
2686de27 JB |
2054 | |
2055 | } else if (scsi_is_sas_rphy(parent)) { | |
2056 | struct sas_rphy *parent_rphy = dev_to_rphy(parent); | |
2057 | if (identify.sas_address == | |
0c269e6d JB |
2058 | parent_rphy->identify.sas_address) { |
2059 | sas_port_mark_backlink(port); | |
2686de27 | 2060 | goto out; |
0c269e6d | 2061 | } |
2686de27 JB |
2062 | } |
2063 | ||
f013db32 JB |
2064 | switch (identify.device_type) { |
2065 | case SAS_END_DEVICE: | |
547f9a21 | 2066 | rphy = sas_end_device_alloc(port); |
f013db32 JB |
2067 | break; |
2068 | case SAS_EDGE_EXPANDER_DEVICE: | |
2069 | case SAS_FANOUT_EXPANDER_DEVICE: | |
547f9a21 | 2070 | rphy = sas_expander_alloc(port, identify.device_type); |
f013db32 JB |
2071 | break; |
2072 | default: | |
2073 | rphy = NULL; | |
2074 | break; | |
2075 | } | |
547f9a21 | 2076 | if (!rphy) { |
d6ecdd63 | 2077 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2078 | "%s: exit at line=%d\n", ioc->name, |
2079 | __FUNCTION__, __LINE__)); | |
2080 | goto out; | |
2081 | } | |
0c33b27d | 2082 | |
f013db32 | 2083 | rphy->identify = identify; |
0c33b27d CH |
2084 | error = sas_rphy_add(rphy); |
2085 | if (error) { | |
d6ecdd63 | 2086 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2087 | "%s: exit at line=%d\n", ioc->name, |
2088 | __FUNCTION__, __LINE__)); | |
0c33b27d | 2089 | sas_rphy_free(rphy); |
547f9a21 | 2090 | goto out; |
0c33b27d | 2091 | } |
d6ecdd63 | 2092 | mptsas_set_rphy(ioc, phy_info, rphy); |
0c33b27d CH |
2093 | } |
2094 | ||
547f9a21 EM |
2095 | out: |
2096 | return error; | |
0c33b27d CH |
2097 | } |
2098 | ||
2099 | static int | |
e6b2d76a | 2100 | mptsas_probe_hba_phys(MPT_ADAPTER *ioc) |
0c33b27d | 2101 | { |
e6b2d76a | 2102 | struct mptsas_portinfo *port_info, *hba; |
0c33b27d CH |
2103 | int error = -ENOMEM, i; |
2104 | ||
e6b2d76a ME |
2105 | hba = kzalloc(sizeof(*port_info), GFP_KERNEL); |
2106 | if (! hba) | |
0c33b27d | 2107 | goto out; |
0c33b27d | 2108 | |
e6b2d76a | 2109 | error = mptsas_sas_io_unit_pg0(ioc, hba); |
0c33b27d CH |
2110 | if (error) |
2111 | goto out_free_port_info; | |
2112 | ||
edb9068d | 2113 | mptsas_sas_io_unit_pg1(ioc); |
9a28f49a | 2114 | mutex_lock(&ioc->sas_topology_mutex); |
7748369f | 2115 | port_info = mptsas_get_hba_portinfo(ioc); |
e6b2d76a ME |
2116 | if (!port_info) { |
2117 | port_info = hba; | |
2118 | list_add_tail(&port_info->list, &ioc->sas_topology); | |
2119 | } else { | |
2ecce492 | 2120 | for (i = 0; i < hba->num_phys; i++) { |
e6b2d76a ME |
2121 | port_info->phy_info[i].negotiated_link_rate = |
2122 | hba->phy_info[i].negotiated_link_rate; | |
2ecce492 EM |
2123 | port_info->phy_info[i].handle = |
2124 | hba->phy_info[i].handle; | |
2125 | port_info->phy_info[i].port_id = | |
2126 | hba->phy_info[i].port_id; | |
2127 | } | |
547f9a21 | 2128 | kfree(hba->phy_info); |
e6b2d76a ME |
2129 | kfree(hba); |
2130 | hba = NULL; | |
2131 | } | |
9a28f49a | 2132 | mutex_unlock(&ioc->sas_topology_mutex); |
0c33b27d CH |
2133 | for (i = 0; i < port_info->num_phys; i++) { |
2134 | mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], | |
2135 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << | |
2136 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); | |
2137 | ||
2138 | mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, | |
2ecce492 EM |
2139 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
2140 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
2141 | port_info->phy_info[i].handle); | |
024358ee | 2142 | port_info->phy_info[i].identify.phy_id = |
2ecce492 | 2143 | port_info->phy_info[i].phy_id = i; |
547f9a21 | 2144 | if (port_info->phy_info[i].attached.handle) |
0c33b27d CH |
2145 | mptsas_sas_device_pg0(ioc, |
2146 | &port_info->phy_info[i].attached, | |
2147 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
2148 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
2149 | port_info->phy_info[i].attached.handle); | |
547f9a21 | 2150 | } |
0c33b27d | 2151 | |
547f9a21 EM |
2152 | mptsas_setup_wide_ports(ioc, port_info); |
2153 | ||
2154 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) | |
0c33b27d | 2155 | mptsas_probe_one_phy(&ioc->sh->shost_gendev, |
e6b2d76a | 2156 | &port_info->phy_info[i], ioc->sas_index, 1); |
0c33b27d CH |
2157 | |
2158 | return 0; | |
2159 | ||
2160 | out_free_port_info: | |
547f9a21 | 2161 | kfree(hba); |
0c33b27d CH |
2162 | out: |
2163 | return error; | |
2164 | } | |
2165 | ||
2166 | static int | |
e6b2d76a | 2167 | mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle) |
0c33b27d | 2168 | { |
e6b2d76a | 2169 | struct mptsas_portinfo *port_info, *p, *ex; |
547f9a21 EM |
2170 | struct device *parent; |
2171 | struct sas_rphy *rphy; | |
0c33b27d CH |
2172 | int error = -ENOMEM, i, j; |
2173 | ||
e6b2d76a ME |
2174 | ex = kzalloc(sizeof(*port_info), GFP_KERNEL); |
2175 | if (!ex) | |
0c33b27d | 2176 | goto out; |
0c33b27d | 2177 | |
e6b2d76a | 2178 | error = mptsas_sas_expander_pg0(ioc, ex, |
2ecce492 EM |
2179 | (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << |
2180 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); | |
0c33b27d CH |
2181 | if (error) |
2182 | goto out_free_port_info; | |
2183 | ||
2ecce492 | 2184 | *handle = ex->phy_info[0].handle; |
0c33b27d | 2185 | |
9a28f49a | 2186 | mutex_lock(&ioc->sas_topology_mutex); |
e6b2d76a ME |
2187 | port_info = mptsas_find_portinfo_by_handle(ioc, *handle); |
2188 | if (!port_info) { | |
2189 | port_info = ex; | |
2190 | list_add_tail(&port_info->list, &ioc->sas_topology); | |
2191 | } else { | |
2ecce492 EM |
2192 | for (i = 0; i < ex->num_phys; i++) { |
2193 | port_info->phy_info[i].handle = | |
2194 | ex->phy_info[i].handle; | |
2195 | port_info->phy_info[i].port_id = | |
2196 | ex->phy_info[i].port_id; | |
2197 | } | |
547f9a21 | 2198 | kfree(ex->phy_info); |
e6b2d76a ME |
2199 | kfree(ex); |
2200 | ex = NULL; | |
2201 | } | |
9a28f49a CH |
2202 | mutex_unlock(&ioc->sas_topology_mutex); |
2203 | ||
0c33b27d | 2204 | for (i = 0; i < port_info->num_phys; i++) { |
0c33b27d CH |
2205 | mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], |
2206 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << | |
2207 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); | |
2208 | ||
2209 | if (port_info->phy_info[i].identify.handle) { | |
2210 | mptsas_sas_device_pg0(ioc, | |
2211 | &port_info->phy_info[i].identify, | |
2212 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
2213 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
2214 | port_info->phy_info[i].identify.handle); | |
024358ee EM |
2215 | port_info->phy_info[i].identify.phy_id = |
2216 | port_info->phy_info[i].phy_id; | |
0c33b27d CH |
2217 | } |
2218 | ||
2219 | if (port_info->phy_info[i].attached.handle) { | |
2220 | mptsas_sas_device_pg0(ioc, | |
2221 | &port_info->phy_info[i].attached, | |
2222 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << | |
2223 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
2224 | port_info->phy_info[i].attached.handle); | |
db9c9174 ME |
2225 | port_info->phy_info[i].attached.phy_id = |
2226 | port_info->phy_info[i].phy_id; | |
0c33b27d | 2227 | } |
547f9a21 | 2228 | } |
0c33b27d | 2229 | |
547f9a21 EM |
2230 | parent = &ioc->sh->shost_gendev; |
2231 | for (i = 0; i < port_info->num_phys; i++) { | |
9a28f49a | 2232 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
2233 | list_for_each_entry(p, &ioc->sas_topology, list) { |
2234 | for (j = 0; j < p->num_phys; j++) { | |
547f9a21 | 2235 | if (port_info->phy_info[i].identify.handle != |
0c33b27d | 2236 | p->phy_info[j].attached.handle) |
547f9a21 EM |
2237 | continue; |
2238 | rphy = mptsas_get_rphy(&p->phy_info[j]); | |
2239 | parent = &rphy->dev; | |
0c33b27d CH |
2240 | } |
2241 | } | |
9a28f49a | 2242 | mutex_unlock(&ioc->sas_topology_mutex); |
547f9a21 EM |
2243 | } |
2244 | ||
2245 | mptsas_setup_wide_ports(ioc, port_info); | |
0c33b27d | 2246 | |
547f9a21 | 2247 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) |
ac01bbbd | 2248 | mptsas_probe_one_phy(parent, &port_info->phy_info[i], |
e6b2d76a | 2249 | ioc->sas_index, 0); |
0c33b27d CH |
2250 | |
2251 | return 0; | |
2252 | ||
2253 | out_free_port_info: | |
e6b2d76a | 2254 | if (ex) { |
547f9a21 | 2255 | kfree(ex->phy_info); |
e6b2d76a ME |
2256 | kfree(ex); |
2257 | } | |
0c33b27d CH |
2258 | out: |
2259 | return error; | |
2260 | } | |
2261 | ||
e6b2d76a ME |
2262 | /* |
2263 | * mptsas_delete_expander_phys | |
2264 | * | |
2265 | * | |
2266 | * This will traverse topology, and remove expanders | |
2267 | * that are no longer present | |
2268 | */ | |
2269 | static void | |
2270 | mptsas_delete_expander_phys(MPT_ADAPTER *ioc) | |
2271 | { | |
2272 | struct mptsas_portinfo buffer; | |
2273 | struct mptsas_portinfo *port_info, *n, *parent; | |
547f9a21 | 2274 | struct mptsas_phyinfo *phy_info; |
547f9a21 | 2275 | struct sas_port * port; |
e6b2d76a | 2276 | int i; |
547f9a21 | 2277 | u64 expander_sas_address; |
e6b2d76a ME |
2278 | |
2279 | mutex_lock(&ioc->sas_topology_mutex); | |
2280 | list_for_each_entry_safe(port_info, n, &ioc->sas_topology, list) { | |
2281 | ||
2282 | if (port_info->phy_info && | |
2283 | (!(port_info->phy_info[0].identify.device_info & | |
2284 | MPI_SAS_DEVICE_INFO_SMP_TARGET))) | |
2285 | continue; | |
2286 | ||
2287 | if (mptsas_sas_expander_pg0(ioc, &buffer, | |
2288 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE << | |
2ecce492 EM |
2289 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), |
2290 | port_info->phy_info[0].handle)) { | |
e6b2d76a ME |
2291 | |
2292 | /* | |
2293 | * Obtain the port_info instance to the parent port | |
2294 | */ | |
2295 | parent = mptsas_find_portinfo_by_handle(ioc, | |
2296 | port_info->phy_info[0].identify.handle_parent); | |
2297 | ||
2298 | if (!parent) | |
2299 | goto next_port; | |
2300 | ||
547f9a21 EM |
2301 | expander_sas_address = |
2302 | port_info->phy_info[0].identify.sas_address; | |
2303 | ||
e6b2d76a ME |
2304 | /* |
2305 | * Delete rphys in the parent that point | |
2306 | * to this expander. The transport layer will | |
2307 | * cleanup all the children. | |
2308 | */ | |
547f9a21 EM |
2309 | phy_info = parent->phy_info; |
2310 | for (i = 0; i < parent->num_phys; i++, phy_info++) { | |
2311 | port = mptsas_get_port(phy_info); | |
2312 | if (!port) | |
2313 | continue; | |
2314 | if (phy_info->attached.sas_address != | |
2315 | expander_sas_address) | |
e6b2d76a | 2316 | continue; |
d6ecdd63 | 2317 | dsaswideprintk(ioc, |
c51d0bea EM |
2318 | dev_printk(KERN_DEBUG, &port->dev, |
2319 | MYIOC_s_FMT "delete port (%d)\n", ioc->name, | |
2320 | port->port_identifier)); | |
547f9a21 | 2321 | sas_port_delete(port); |
d6ecdd63 | 2322 | mptsas_port_delete(ioc, phy_info->port_details); |
e6b2d76a ME |
2323 | } |
2324 | next_port: | |
547f9a21 EM |
2325 | |
2326 | phy_info = port_info->phy_info; | |
2327 | for (i = 0; i < port_info->num_phys; i++, phy_info++) | |
d6ecdd63 | 2328 | mptsas_port_delete(ioc, phy_info->port_details); |
547f9a21 | 2329 | |
e6b2d76a | 2330 | list_del(&port_info->list); |
547f9a21 | 2331 | kfree(port_info->phy_info); |
e6b2d76a ME |
2332 | kfree(port_info); |
2333 | } | |
2334 | /* | |
2335 | * Free this memory allocated from inside | |
2336 | * mptsas_sas_expander_pg0 | |
2337 | */ | |
547f9a21 | 2338 | kfree(buffer.phy_info); |
e6b2d76a ME |
2339 | } |
2340 | mutex_unlock(&ioc->sas_topology_mutex); | |
2341 | } | |
2342 | ||
2343 | /* | |
2344 | * Start of day discovery | |
2345 | */ | |
0c33b27d CH |
2346 | static void |
2347 | mptsas_scan_sas_topology(MPT_ADAPTER *ioc) | |
2348 | { | |
2349 | u32 handle = 0xFFFF; | |
f44e5461 | 2350 | int i; |
0c33b27d | 2351 | |
e6b2d76a ME |
2352 | mutex_lock(&ioc->sas_discovery_mutex); |
2353 | mptsas_probe_hba_phys(ioc); | |
2354 | while (!mptsas_probe_expander_phys(ioc, &handle)) | |
0c33b27d | 2355 | ; |
f44e5461 ME |
2356 | /* |
2357 | Reporting RAID volumes. | |
2358 | */ | |
b506ade9 EM |
2359 | if (!ioc->ir_firmware) |
2360 | goto out; | |
f44e5461 ME |
2361 | if (!ioc->raid_data.pIocPg2) |
2362 | goto out; | |
2363 | if (!ioc->raid_data.pIocPg2->NumActiveVolumes) | |
2364 | goto out; | |
793955f5 | 2365 | for (i = 0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) { |
e8bf3941 | 2366 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, |
f44e5461 ME |
2367 | ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0); |
2368 | } | |
2369 | out: | |
e6b2d76a ME |
2370 | mutex_unlock(&ioc->sas_discovery_mutex); |
2371 | } | |
2372 | ||
2373 | /* | |
2374 | * Work queue thread to handle Runtime discovery | |
2375 | * Mere purpose is the hot add/delete of expanders | |
547f9a21 | 2376 | *(Mutex UNLOCKED) |
e6b2d76a ME |
2377 | */ |
2378 | static void | |
547f9a21 | 2379 | __mptsas_discovery_work(MPT_ADAPTER *ioc) |
e6b2d76a | 2380 | { |
e6b2d76a ME |
2381 | u32 handle = 0xFFFF; |
2382 | ||
e6b2d76a ME |
2383 | ioc->sas_discovery_runtime=1; |
2384 | mptsas_delete_expander_phys(ioc); | |
2385 | mptsas_probe_hba_phys(ioc); | |
2386 | while (!mptsas_probe_expander_phys(ioc, &handle)) | |
2387 | ; | |
e6b2d76a | 2388 | ioc->sas_discovery_runtime=0; |
547f9a21 EM |
2389 | } |
2390 | ||
2391 | /* | |
2392 | * Work queue thread to handle Runtime discovery | |
2393 | * Mere purpose is the hot add/delete of expanders | |
2394 | *(Mutex LOCKED) | |
2395 | */ | |
2396 | static void | |
c4028958 | 2397 | mptsas_discovery_work(struct work_struct *work) |
547f9a21 | 2398 | { |
c4028958 DH |
2399 | struct mptsas_discovery_event *ev = |
2400 | container_of(work, struct mptsas_discovery_event, work); | |
547f9a21 EM |
2401 | MPT_ADAPTER *ioc = ev->ioc; |
2402 | ||
2403 | mutex_lock(&ioc->sas_discovery_mutex); | |
2404 | __mptsas_discovery_work(ioc); | |
e6b2d76a | 2405 | mutex_unlock(&ioc->sas_discovery_mutex); |
547f9a21 | 2406 | kfree(ev); |
0c33b27d CH |
2407 | } |
2408 | ||
9a28f49a | 2409 | static struct mptsas_phyinfo * |
547f9a21 | 2410 | mptsas_find_phyinfo_by_sas_address(MPT_ADAPTER *ioc, u64 sas_address) |
9a28f49a CH |
2411 | { |
2412 | struct mptsas_portinfo *port_info; | |
9a28f49a | 2413 | struct mptsas_phyinfo *phy_info = NULL; |
547f9a21 | 2414 | int i; |
9a28f49a | 2415 | |
9a28f49a CH |
2416 | mutex_lock(&ioc->sas_topology_mutex); |
2417 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
2418 | for (i = 0; i < port_info->num_phys; i++) { | |
b506ade9 EM |
2419 | if (!mptsas_is_end_device( |
2420 | &port_info->phy_info[i].attached)) | |
2421 | continue; | |
547f9a21 EM |
2422 | if (port_info->phy_info[i].attached.sas_address |
2423 | != sas_address) | |
2424 | continue; | |
b506ade9 EM |
2425 | phy_info = &port_info->phy_info[i]; |
2426 | break; | |
2427 | } | |
2428 | } | |
2429 | mutex_unlock(&ioc->sas_topology_mutex); | |
2430 | return phy_info; | |
2431 | } | |
2432 | ||
2433 | static struct mptsas_phyinfo * | |
2434 | mptsas_find_phyinfo_by_target(MPT_ADAPTER *ioc, u8 channel, u8 id) | |
2435 | { | |
2436 | struct mptsas_portinfo *port_info; | |
2437 | struct mptsas_phyinfo *phy_info = NULL; | |
2438 | int i; | |
2439 | ||
2440 | mutex_lock(&ioc->sas_topology_mutex); | |
2441 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
2442 | for (i = 0; i < port_info->num_phys; i++) { | |
547f9a21 EM |
2443 | if (!mptsas_is_end_device( |
2444 | &port_info->phy_info[i].attached)) | |
2445 | continue; | |
b506ade9 EM |
2446 | if (port_info->phy_info[i].attached.id != id) |
2447 | continue; | |
2448 | if (port_info->phy_info[i].attached.channel != channel) | |
2449 | continue; | |
547f9a21 EM |
2450 | phy_info = &port_info->phy_info[i]; |
2451 | break; | |
9a28f49a CH |
2452 | } |
2453 | } | |
2454 | mutex_unlock(&ioc->sas_topology_mutex); | |
9a28f49a CH |
2455 | return phy_info; |
2456 | } | |
2457 | ||
2458 | static struct mptsas_phyinfo * | |
b506ade9 | 2459 | mptsas_find_phyinfo_by_phys_disk_num(MPT_ADAPTER *ioc, u8 channel, u8 id) |
9a28f49a CH |
2460 | { |
2461 | struct mptsas_portinfo *port_info; | |
2462 | struct mptsas_phyinfo *phy_info = NULL; | |
2463 | int i; | |
2464 | ||
9a28f49a CH |
2465 | mutex_lock(&ioc->sas_topology_mutex); |
2466 | list_for_each_entry(port_info, &ioc->sas_topology, list) { | |
547f9a21 | 2467 | for (i = 0; i < port_info->num_phys; i++) { |
547f9a21 EM |
2468 | if (!mptsas_is_end_device( |
2469 | &port_info->phy_info[i].attached)) | |
2470 | continue; | |
b506ade9 EM |
2471 | if (port_info->phy_info[i].attached.phys_disk_num == ~0) |
2472 | continue; | |
2473 | if (port_info->phy_info[i].attached.phys_disk_num != id) | |
2474 | continue; | |
2475 | if (port_info->phy_info[i].attached.channel != channel) | |
2476 | continue; | |
547f9a21 EM |
2477 | phy_info = &port_info->phy_info[i]; |
2478 | break; | |
2479 | } | |
9a28f49a CH |
2480 | } |
2481 | mutex_unlock(&ioc->sas_topology_mutex); | |
9a28f49a CH |
2482 | return phy_info; |
2483 | } | |
2484 | ||
4b766471 ME |
2485 | /* |
2486 | * Work queue thread to clear the persitency table | |
2487 | */ | |
2488 | static void | |
c4028958 | 2489 | mptsas_persist_clear_table(struct work_struct *work) |
4b766471 | 2490 | { |
c4028958 | 2491 | MPT_ADAPTER *ioc = container_of(work, MPT_ADAPTER, sas_persist_task); |
4b766471 ME |
2492 | |
2493 | mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT); | |
2494 | } | |
2495 | ||
f44e5461 ME |
2496 | static void |
2497 | mptsas_reprobe_lun(struct scsi_device *sdev, void *data) | |
2498 | { | |
f99be43b EM |
2499 | int rc; |
2500 | ||
f44e5461 | 2501 | sdev->no_uld_attach = data ? 1 : 0; |
f99be43b | 2502 | rc = scsi_device_reprobe(sdev); |
f44e5461 ME |
2503 | } |
2504 | ||
2505 | static void | |
2506 | mptsas_reprobe_target(struct scsi_target *starget, int uld_attach) | |
2507 | { | |
2508 | starget_for_each_device(starget, uld_attach ? (void *)1 : NULL, | |
2509 | mptsas_reprobe_lun); | |
2510 | } | |
2511 | ||
b506ade9 EM |
2512 | static void |
2513 | mptsas_adding_inactive_raid_components(MPT_ADAPTER *ioc, u8 channel, u8 id) | |
2514 | { | |
2515 | CONFIGPARMS cfg; | |
2516 | ConfigPageHeader_t hdr; | |
2517 | dma_addr_t dma_handle; | |
2518 | pRaidVolumePage0_t buffer = NULL; | |
2519 | RaidPhysDiskPage0_t phys_disk; | |
2520 | int i; | |
2521 | struct mptsas_hotplug_event *ev; | |
2522 | ||
2523 | memset(&cfg, 0 , sizeof(CONFIGPARMS)); | |
2524 | memset(&hdr, 0 , sizeof(ConfigPageHeader_t)); | |
2525 | hdr.PageType = MPI_CONFIG_PAGETYPE_RAID_VOLUME; | |
2526 | cfg.pageAddr = (channel << 8) + id; | |
2527 | cfg.cfghdr.hdr = &hdr; | |
2528 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
2529 | ||
2530 | if (mpt_config(ioc, &cfg) != 0) | |
2531 | goto out; | |
2532 | ||
2533 | if (!hdr.PageLength) | |
2534 | goto out; | |
2535 | ||
2536 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.PageLength * 4, | |
2537 | &dma_handle); | |
2538 | ||
2539 | if (!buffer) | |
2540 | goto out; | |
2541 | ||
2542 | cfg.physAddr = dma_handle; | |
2543 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
2544 | ||
2545 | if (mpt_config(ioc, &cfg) != 0) | |
2546 | goto out; | |
2547 | ||
2548 | if (!(buffer->VolumeStatus.Flags & | |
2549 | MPI_RAIDVOL0_STATUS_FLAG_VOLUME_INACTIVE)) | |
2550 | goto out; | |
2551 | ||
2552 | if (!buffer->NumPhysDisks) | |
2553 | goto out; | |
2554 | ||
2555 | for (i = 0; i < buffer->NumPhysDisks; i++) { | |
2556 | ||
2557 | if (mpt_raid_phys_disk_pg0(ioc, | |
2558 | buffer->PhysDisk[i].PhysDiskNum, &phys_disk) != 0) | |
2559 | continue; | |
2560 | ||
2561 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); | |
2562 | if (!ev) { | |
29dd3609 | 2563 | printk(MYIOC_s_WARN_FMT "mptsas: lost hotplug event\n", ioc->name); |
b506ade9 EM |
2564 | goto out; |
2565 | } | |
2566 | ||
2567 | INIT_WORK(&ev->work, mptsas_hotplug_work); | |
2568 | ev->ioc = ioc; | |
2569 | ev->id = phys_disk.PhysDiskID; | |
2570 | ev->channel = phys_disk.PhysDiskBus; | |
2571 | ev->phys_disk_num_valid = 1; | |
2572 | ev->phys_disk_num = phys_disk.PhysDiskNum; | |
2573 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2574 | schedule_work(&ev->work); | |
2575 | } | |
2576 | ||
2577 | out: | |
2578 | if (buffer) | |
2579 | pci_free_consistent(ioc->pcidev, hdr.PageLength * 4, buffer, | |
2580 | dma_handle); | |
2581 | } | |
e6b2d76a ME |
2582 | /* |
2583 | * Work queue thread to handle SAS hotplug events | |
2584 | */ | |
9a28f49a | 2585 | static void |
c4028958 | 2586 | mptsas_hotplug_work(struct work_struct *work) |
9a28f49a | 2587 | { |
c4028958 DH |
2588 | struct mptsas_hotplug_event *ev = |
2589 | container_of(work, struct mptsas_hotplug_event, work); | |
b506ade9 | 2590 | |
9a28f49a CH |
2591 | MPT_ADAPTER *ioc = ev->ioc; |
2592 | struct mptsas_phyinfo *phy_info; | |
2593 | struct sas_rphy *rphy; | |
547f9a21 | 2594 | struct sas_port *port; |
c73787ee | 2595 | struct scsi_device *sdev; |
547f9a21 | 2596 | struct scsi_target * starget; |
f013db32 | 2597 | struct sas_identify identify; |
9a28f49a | 2598 | char *ds = NULL; |
c73787ee | 2599 | struct mptsas_devinfo sas_device; |
f44e5461 | 2600 | VirtTarget *vtarget; |
547f9a21 | 2601 | VirtDevice *vdevice; |
9a28f49a | 2602 | |
547f9a21 | 2603 | mutex_lock(&ioc->sas_discovery_mutex); |
9a28f49a CH |
2604 | switch (ev->event_type) { |
2605 | case MPTSAS_DEL_DEVICE: | |
9a28f49a | 2606 | |
b506ade9 EM |
2607 | phy_info = NULL; |
2608 | if (ev->phys_disk_num_valid) { | |
2609 | if (ev->hidden_raid_component){ | |
2610 | if (mptsas_sas_device_pg0(ioc, &sas_device, | |
2611 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << | |
2612 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), | |
2613 | (ev->channel << 8) + ev->id)) { | |
d6ecdd63 | 2614 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
b506ade9 EM |
2615 | "%s: exit at line=%d\n", ioc->name, |
2616 | __FUNCTION__, __LINE__)); | |
2617 | break; | |
2618 | } | |
2619 | phy_info = mptsas_find_phyinfo_by_sas_address( | |
2620 | ioc, sas_device.sas_address); | |
2621 | }else | |
2622 | phy_info = mptsas_find_phyinfo_by_phys_disk_num( | |
2623 | ioc, ev->channel, ev->phys_disk_num); | |
2624 | } | |
2625 | ||
2626 | if (!phy_info) | |
2627 | phy_info = mptsas_find_phyinfo_by_target(ioc, | |
2628 | ev->channel, ev->id); | |
e6b2d76a | 2629 | |
f44e5461 ME |
2630 | /* |
2631 | * Sanity checks, for non-existing phys and remote rphys. | |
2632 | */ | |
b506ade9 | 2633 | if (!phy_info){ |
d6ecdd63 | 2634 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
b506ade9 EM |
2635 | "%s: exit at line=%d\n", ioc->name, |
2636 | __FUNCTION__, __LINE__)); | |
2637 | break; | |
2638 | } | |
2639 | if (!phy_info->port_details) { | |
d6ecdd63 | 2640 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2641 | "%s: exit at line=%d\n", ioc->name, |
2642 | __FUNCTION__, __LINE__)); | |
9a28f49a | 2643 | break; |
547f9a21 EM |
2644 | } |
2645 | rphy = mptsas_get_rphy(phy_info); | |
2646 | if (!rphy) { | |
d6ecdd63 | 2647 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2648 | "%s: exit at line=%d\n", ioc->name, |
2649 | __FUNCTION__, __LINE__)); | |
2650 | break; | |
2651 | } | |
b506ade9 | 2652 | |
547f9a21 EM |
2653 | port = mptsas_get_port(phy_info); |
2654 | if (!port) { | |
d6ecdd63 | 2655 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2656 | "%s: exit at line=%d\n", ioc->name, |
2657 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2658 | break; |
547f9a21 EM |
2659 | } |
2660 | ||
2661 | starget = mptsas_get_starget(phy_info); | |
2662 | if (starget) { | |
2663 | vtarget = starget->hostdata; | |
f44e5461 | 2664 | |
547f9a21 | 2665 | if (!vtarget) { |
d6ecdd63 | 2666 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2667 | "%s: exit at line=%d\n", ioc->name, |
2668 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2669 | break; |
547f9a21 EM |
2670 | } |
2671 | ||
f44e5461 ME |
2672 | /* |
2673 | * Handling RAID components | |
2674 | */ | |
b506ade9 EM |
2675 | if (ev->phys_disk_num_valid && |
2676 | ev->hidden_raid_component) { | |
2677 | printk(MYIOC_s_INFO_FMT | |
2678 | "RAID Hidding: channel=%d, id=%d, " | |
2679 | "physdsk %d \n", ioc->name, ev->channel, | |
2680 | ev->id, ev->phys_disk_num); | |
793955f5 | 2681 | vtarget->id = ev->phys_disk_num; |
b506ade9 EM |
2682 | vtarget->tflags |= |
2683 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
547f9a21 | 2684 | mptsas_reprobe_target(starget, 1); |
b506ade9 EM |
2685 | phy_info->attached.phys_disk_num = |
2686 | ev->phys_disk_num; | |
2687 | break; | |
f44e5461 | 2688 | } |
9a28f49a CH |
2689 | } |
2690 | ||
b506ade9 EM |
2691 | if (phy_info->attached.device_info & |
2692 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
c73787ee | 2693 | ds = "ssp"; |
b506ade9 EM |
2694 | if (phy_info->attached.device_info & |
2695 | MPI_SAS_DEVICE_INFO_STP_TARGET) | |
c73787ee | 2696 | ds = "stp"; |
b506ade9 EM |
2697 | if (phy_info->attached.device_info & |
2698 | MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
c73787ee ME |
2699 | ds = "sata"; |
2700 | ||
2701 | printk(MYIOC_s_INFO_FMT | |
2702 | "removing %s device, channel %d, id %d, phy %d\n", | |
2703 | ioc->name, ds, ev->channel, ev->id, phy_info->phy_id); | |
c51d0bea | 2704 | dev_printk(KERN_DEBUG, &port->dev, MYIOC_s_FMT |
29dd3609 | 2705 | "delete port (%d)\n", ioc->name, port->port_identifier); |
547f9a21 | 2706 | sas_port_delete(port); |
d6ecdd63 | 2707 | mptsas_port_delete(ioc, phy_info->port_details); |
9a28f49a CH |
2708 | break; |
2709 | case MPTSAS_ADD_DEVICE: | |
c73787ee | 2710 | |
bd23e94c ME |
2711 | if (ev->phys_disk_num_valid) |
2712 | mpt_findImVolumes(ioc); | |
2713 | ||
c73787ee | 2714 | /* |
e3094447 | 2715 | * Refresh sas device pg0 data |
c73787ee | 2716 | */ |
e3094447 CH |
2717 | if (mptsas_sas_device_pg0(ioc, &sas_device, |
2718 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << | |
b506ade9 EM |
2719 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
2720 | (ev->channel << 8) + ev->id)) { | |
d6ecdd63 | 2721 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2722 | "%s: exit at line=%d\n", ioc->name, |
2723 | __FUNCTION__, __LINE__)); | |
e3094447 | 2724 | break; |
547f9a21 | 2725 | } |
9a28f49a | 2726 | |
547f9a21 | 2727 | __mptsas_discovery_work(ioc); |
e6b2d76a | 2728 | |
547f9a21 EM |
2729 | phy_info = mptsas_find_phyinfo_by_sas_address(ioc, |
2730 | sas_device.sas_address); | |
e6b2d76a | 2731 | |
547f9a21 | 2732 | if (!phy_info || !phy_info->port_details) { |
d6ecdd63 | 2733 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2734 | "%s: exit at line=%d\n", ioc->name, |
2735 | __FUNCTION__, __LINE__)); | |
2736 | break; | |
e6b2d76a ME |
2737 | } |
2738 | ||
547f9a21 | 2739 | starget = mptsas_get_starget(phy_info); |
b506ade9 EM |
2740 | if (starget && (!ev->hidden_raid_component)){ |
2741 | ||
547f9a21 | 2742 | vtarget = starget->hostdata; |
9a28f49a | 2743 | |
547f9a21 | 2744 | if (!vtarget) { |
d6ecdd63 | 2745 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
29dd3609 EM |
2746 | "%s: exit at line=%d\n", ioc->name, |
2747 | __FUNCTION__, __LINE__)); | |
f44e5461 | 2748 | break; |
547f9a21 | 2749 | } |
f44e5461 ME |
2750 | /* |
2751 | * Handling RAID components | |
2752 | */ | |
2753 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
b506ade9 EM |
2754 | printk(MYIOC_s_INFO_FMT |
2755 | "RAID Exposing: channel=%d, id=%d, " | |
2756 | "physdsk %d \n", ioc->name, ev->channel, | |
2757 | ev->id, ev->phys_disk_num); | |
2758 | vtarget->tflags &= | |
2759 | ~MPT_TARGET_FLAGS_RAID_COMPONENT; | |
793955f5 | 2760 | vtarget->id = ev->id; |
547f9a21 | 2761 | mptsas_reprobe_target(starget, 0); |
b506ade9 | 2762 | phy_info->attached.phys_disk_num = ~0; |
f44e5461 | 2763 | } |
9a28f49a CH |
2764 | break; |
2765 | } | |
2766 | ||
547f9a21 | 2767 | if (mptsas_get_rphy(phy_info)) { |
d6ecdd63 | 2768 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2769 | "%s: exit at line=%d\n", ioc->name, |
2770 | __FUNCTION__, __LINE__)); | |
b506ade9 | 2771 | if (ev->channel) printk("%d\n", __LINE__); |
f44e5461 | 2772 | break; |
547f9a21 | 2773 | } |
b506ade9 | 2774 | |
547f9a21 EM |
2775 | port = mptsas_get_port(phy_info); |
2776 | if (!port) { | |
d6ecdd63 | 2777 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2778 | "%s: exit at line=%d\n", ioc->name, |
2779 | __FUNCTION__, __LINE__)); | |
2780 | break; | |
2781 | } | |
e3094447 CH |
2782 | memcpy(&phy_info->attached, &sas_device, |
2783 | sizeof(struct mptsas_devinfo)); | |
9a28f49a | 2784 | |
b506ade9 EM |
2785 | if (phy_info->attached.device_info & |
2786 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
c73787ee | 2787 | ds = "ssp"; |
b506ade9 EM |
2788 | if (phy_info->attached.device_info & |
2789 | MPI_SAS_DEVICE_INFO_STP_TARGET) | |
c73787ee | 2790 | ds = "stp"; |
b506ade9 EM |
2791 | if (phy_info->attached.device_info & |
2792 | MPI_SAS_DEVICE_INFO_SATA_DEVICE) | |
c73787ee ME |
2793 | ds = "sata"; |
2794 | ||
2795 | printk(MYIOC_s_INFO_FMT | |
2796 | "attaching %s device, channel %d, id %d, phy %d\n", | |
2797 | ioc->name, ds, ev->channel, ev->id, ev->phy_id); | |
2798 | ||
f013db32 | 2799 | mptsas_parse_device_info(&identify, &phy_info->attached); |
547f9a21 EM |
2800 | rphy = sas_end_device_alloc(port); |
2801 | if (!rphy) { | |
d6ecdd63 | 2802 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2803 | "%s: exit at line=%d\n", ioc->name, |
2804 | __FUNCTION__, __LINE__)); | |
9a28f49a | 2805 | break; /* non-fatal: an rphy can be added later */ |
547f9a21 | 2806 | } |
9a28f49a | 2807 | |
f013db32 | 2808 | rphy->identify = identify; |
9a28f49a | 2809 | if (sas_rphy_add(rphy)) { |
d6ecdd63 | 2810 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
547f9a21 EM |
2811 | "%s: exit at line=%d\n", ioc->name, |
2812 | __FUNCTION__, __LINE__)); | |
9a28f49a CH |
2813 | sas_rphy_free(rphy); |
2814 | break; | |
2815 | } | |
d6ecdd63 | 2816 | mptsas_set_rphy(ioc, phy_info, rphy); |
9a28f49a | 2817 | break; |
c73787ee | 2818 | case MPTSAS_ADD_RAID: |
e8bf3941 JB |
2819 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
2820 | ev->id, 0); | |
c73787ee ME |
2821 | if (sdev) { |
2822 | scsi_device_put(sdev); | |
2823 | break; | |
2824 | } | |
2825 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 2826 | "attaching raid volume, channel %d, id %d\n", |
e8bf3941 JB |
2827 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
2828 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, ev->id, 0); | |
c73787ee ME |
2829 | mpt_findImVolumes(ioc); |
2830 | break; | |
2831 | case MPTSAS_DEL_RAID: | |
e8bf3941 | 2832 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
b506ade9 | 2833 | ev->id, 0); |
c73787ee ME |
2834 | if (!sdev) |
2835 | break; | |
2836 | printk(MYIOC_s_INFO_FMT | |
4b766471 | 2837 | "removing raid volume, channel %d, id %d\n", |
e8bf3941 | 2838 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
b506ade9 | 2839 | vdevice = sdev->hostdata; |
c73787ee ME |
2840 | scsi_remove_device(sdev); |
2841 | scsi_device_put(sdev); | |
2842 | mpt_findImVolumes(ioc); | |
2843 | break; | |
b506ade9 EM |
2844 | case MPTSAS_ADD_INACTIVE_VOLUME: |
2845 | mptsas_adding_inactive_raid_components(ioc, | |
2846 | ev->channel, ev->id); | |
2847 | break; | |
bd23e94c ME |
2848 | case MPTSAS_IGNORE_EVENT: |
2849 | default: | |
2850 | break; | |
9a28f49a CH |
2851 | } |
2852 | ||
e6b2d76a | 2853 | mutex_unlock(&ioc->sas_discovery_mutex); |
547f9a21 | 2854 | kfree(ev); |
9a28f49a CH |
2855 | } |
2856 | ||
2857 | static void | |
547f9a21 | 2858 | mptsas_send_sas_event(MPT_ADAPTER *ioc, |
9a28f49a CH |
2859 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) |
2860 | { | |
2861 | struct mptsas_hotplug_event *ev; | |
2862 | u32 device_info = le32_to_cpu(sas_event_data->DeviceInfo); | |
2863 | __le64 sas_address; | |
2864 | ||
2865 | if ((device_info & | |
2866 | (MPI_SAS_DEVICE_INFO_SSP_TARGET | | |
2867 | MPI_SAS_DEVICE_INFO_STP_TARGET | | |
2868 | MPI_SAS_DEVICE_INFO_SATA_DEVICE )) == 0) | |
2869 | return; | |
2870 | ||
4b766471 | 2871 | switch (sas_event_data->ReasonCode) { |
4b766471 | 2872 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: |
df9e062a EM |
2873 | |
2874 | mptsas_target_reset_queue(ioc, sas_event_data); | |
2875 | break; | |
2876 | ||
2877 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: | |
547f9a21 | 2878 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
4b766471 | 2879 | if (!ev) { |
29dd3609 | 2880 | printk(MYIOC_s_WARN_FMT "lost hotplug event\n", ioc->name); |
4b766471 ME |
2881 | break; |
2882 | } | |
9a28f49a | 2883 | |
c4028958 | 2884 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
4b766471 ME |
2885 | ev->ioc = ioc; |
2886 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); | |
2887 | ev->parent_handle = | |
2888 | le16_to_cpu(sas_event_data->ParentDevHandle); | |
2889 | ev->channel = sas_event_data->Bus; | |
2890 | ev->id = sas_event_data->TargetID; | |
2891 | ev->phy_id = sas_event_data->PhyNum; | |
2892 | memcpy(&sas_address, &sas_event_data->SASAddress, | |
2893 | sizeof(__le64)); | |
2894 | ev->sas_address = le64_to_cpu(sas_address); | |
2895 | ev->device_info = device_info; | |
2896 | ||
2897 | if (sas_event_data->ReasonCode & | |
2898 | MPI_EVENT_SAS_DEV_STAT_RC_ADDED) | |
2899 | ev->event_type = MPTSAS_ADD_DEVICE; | |
2900 | else | |
2901 | ev->event_type = MPTSAS_DEL_DEVICE; | |
2902 | schedule_work(&ev->work); | |
2903 | break; | |
2904 | case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: | |
2905 | /* | |
2906 | * Persistent table is full. | |
2907 | */ | |
547f9a21 | 2908 | INIT_WORK(&ioc->sas_persist_task, |
c4028958 | 2909 | mptsas_persist_clear_table); |
547f9a21 | 2910 | schedule_work(&ioc->sas_persist_task); |
4b766471 | 2911 | break; |
b506ade9 EM |
2912 | /* |
2913 | * TODO, handle other events | |
2914 | */ | |
4b766471 | 2915 | case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: |
b506ade9 | 2916 | case MPI_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: |
4b766471 | 2917 | case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: |
b506ade9 EM |
2918 | case MPI_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL: |
2919 | case MPI_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL: | |
2920 | case MPI_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: | |
2921 | case MPI_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL: | |
4b766471 ME |
2922 | default: |
2923 | break; | |
9a28f49a | 2924 | } |
9a28f49a | 2925 | } |
c73787ee | 2926 | static void |
547f9a21 | 2927 | mptsas_send_raid_event(MPT_ADAPTER *ioc, |
c73787ee ME |
2928 | EVENT_DATA_RAID *raid_event_data) |
2929 | { | |
2930 | struct mptsas_hotplug_event *ev; | |
bd23e94c ME |
2931 | int status = le32_to_cpu(raid_event_data->SettingsStatus); |
2932 | int state = (status >> 8) & 0xff; | |
c73787ee ME |
2933 | |
2934 | if (ioc->bus_type != SAS) | |
2935 | return; | |
2936 | ||
547f9a21 | 2937 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
c73787ee | 2938 | if (!ev) { |
29dd3609 | 2939 | printk(MYIOC_s_WARN_FMT "lost hotplug event\n", ioc->name); |
c73787ee ME |
2940 | return; |
2941 | } | |
2942 | ||
c4028958 | 2943 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
c73787ee ME |
2944 | ev->ioc = ioc; |
2945 | ev->id = raid_event_data->VolumeID; | |
b506ade9 | 2946 | ev->channel = raid_event_data->VolumeBus; |
bd23e94c | 2947 | ev->event_type = MPTSAS_IGNORE_EVENT; |
c73787ee ME |
2948 | |
2949 | switch (raid_event_data->ReasonCode) { | |
2950 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED: | |
b506ade9 EM |
2951 | ev->phys_disk_num_valid = 1; |
2952 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
c73787ee ME |
2953 | ev->event_type = MPTSAS_ADD_DEVICE; |
2954 | break; | |
2955 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED: | |
f44e5461 ME |
2956 | ev->phys_disk_num_valid = 1; |
2957 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
b506ade9 | 2958 | ev->hidden_raid_component = 1; |
c73787ee ME |
2959 | ev->event_type = MPTSAS_DEL_DEVICE; |
2960 | break; | |
bd23e94c ME |
2961 | case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED: |
2962 | switch (state) { | |
2963 | case MPI_PD_STATE_ONLINE: | |
b506ade9 | 2964 | case MPI_PD_STATE_NOT_COMPATIBLE: |
bd23e94c ME |
2965 | ev->phys_disk_num_valid = 1; |
2966 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
b506ade9 | 2967 | ev->hidden_raid_component = 1; |
bd23e94c ME |
2968 | ev->event_type = MPTSAS_ADD_DEVICE; |
2969 | break; | |
2970 | case MPI_PD_STATE_MISSING: | |
bd23e94c ME |
2971 | case MPI_PD_STATE_OFFLINE_AT_HOST_REQUEST: |
2972 | case MPI_PD_STATE_FAILED_AT_HOST_REQUEST: | |
2973 | case MPI_PD_STATE_OFFLINE_FOR_ANOTHER_REASON: | |
b506ade9 EM |
2974 | ev->phys_disk_num_valid = 1; |
2975 | ev->phys_disk_num = raid_event_data->PhysDiskNum; | |
bd23e94c ME |
2976 | ev->event_type = MPTSAS_DEL_DEVICE; |
2977 | break; | |
2978 | default: | |
2979 | break; | |
2980 | } | |
2981 | break; | |
c73787ee ME |
2982 | case MPI_EVENT_RAID_RC_VOLUME_DELETED: |
2983 | ev->event_type = MPTSAS_DEL_RAID; | |
2984 | break; | |
2985 | case MPI_EVENT_RAID_RC_VOLUME_CREATED: | |
2986 | ev->event_type = MPTSAS_ADD_RAID; | |
2987 | break; | |
2988 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED: | |
bd23e94c ME |
2989 | switch (state) { |
2990 | case MPI_RAIDVOL0_STATUS_STATE_FAILED: | |
2991 | case MPI_RAIDVOL0_STATUS_STATE_MISSING: | |
2992 | ev->event_type = MPTSAS_DEL_RAID; | |
2993 | break; | |
2994 | case MPI_RAIDVOL0_STATUS_STATE_OPTIMAL: | |
2995 | case MPI_RAIDVOL0_STATUS_STATE_DEGRADED: | |
2996 | ev->event_type = MPTSAS_ADD_RAID; | |
2997 | break; | |
2998 | default: | |
2999 | break; | |
3000 | } | |
c73787ee ME |
3001 | break; |
3002 | default: | |
3003 | break; | |
3004 | } | |
3005 | schedule_work(&ev->work); | |
3006 | } | |
3007 | ||
e6b2d76a | 3008 | static void |
547f9a21 | 3009 | mptsas_send_discovery_event(MPT_ADAPTER *ioc, |
e6b2d76a ME |
3010 | EVENT_DATA_SAS_DISCOVERY *discovery_data) |
3011 | { | |
3012 | struct mptsas_discovery_event *ev; | |
3013 | ||
3014 | /* | |
3015 | * DiscoveryStatus | |
3016 | * | |
3017 | * This flag will be non-zero when firmware | |
3018 | * kicks off discovery, and return to zero | |
3019 | * once its completed. | |
3020 | */ | |
3021 | if (discovery_data->DiscoveryStatus) | |
3022 | return; | |
3023 | ||
547f9a21 | 3024 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
e6b2d76a ME |
3025 | if (!ev) |
3026 | return; | |
c4028958 | 3027 | INIT_WORK(&ev->work, mptsas_discovery_work); |
e6b2d76a ME |
3028 | ev->ioc = ioc; |
3029 | schedule_work(&ev->work); | |
3030 | }; | |
3031 | ||
b506ade9 EM |
3032 | /* |
3033 | * mptsas_send_ir2_event - handle exposing hidden disk when | |
3034 | * an inactive raid volume is added | |
3035 | * | |
3036 | * @ioc: Pointer to MPT_ADAPTER structure | |
3037 | * @ir2_data | |
3038 | * | |
3039 | */ | |
3040 | static void | |
3041 | mptsas_send_ir2_event(MPT_ADAPTER *ioc, PTR_MPI_EVENT_DATA_IR2 ir2_data) | |
3042 | { | |
3043 | struct mptsas_hotplug_event *ev; | |
3044 | ||
3045 | if (ir2_data->ReasonCode != | |
3046 | MPI_EVENT_IR2_RC_FOREIGN_CFG_DETECTED) | |
3047 | return; | |
3048 | ||
3049 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); | |
3050 | if (!ev) | |
3051 | return; | |
3052 | ||
3053 | INIT_WORK(&ev->work, mptsas_hotplug_work); | |
3054 | ev->ioc = ioc; | |
3055 | ev->id = ir2_data->TargetID; | |
3056 | ev->channel = ir2_data->Bus; | |
3057 | ev->event_type = MPTSAS_ADD_INACTIVE_VOLUME; | |
3058 | ||
3059 | schedule_work(&ev->work); | |
3060 | }; | |
e6b2d76a | 3061 | |
9a28f49a CH |
3062 | static int |
3063 | mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply) | |
3064 | { | |
c73787ee | 3065 | int rc=1; |
9a28f49a CH |
3066 | u8 event = le32_to_cpu(reply->Event) & 0xFF; |
3067 | ||
3068 | if (!ioc->sh) | |
c73787ee | 3069 | goto out; |
9a28f49a | 3070 | |
e6b2d76a ME |
3071 | /* |
3072 | * sas_discovery_ignore_events | |
3073 | * | |
3074 | * This flag is to prevent anymore processing of | |
3075 | * sas events once mptsas_remove function is called. | |
3076 | */ | |
3077 | if (ioc->sas_discovery_ignore_events) { | |
3078 | rc = mptscsih_event_process(ioc, reply); | |
3079 | goto out; | |
3080 | } | |
3081 | ||
9a28f49a CH |
3082 | switch (event) { |
3083 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
547f9a21 | 3084 | mptsas_send_sas_event(ioc, |
9a28f49a | 3085 | (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data); |
c73787ee ME |
3086 | break; |
3087 | case MPI_EVENT_INTEGRATED_RAID: | |
547f9a21 | 3088 | mptsas_send_raid_event(ioc, |
c73787ee ME |
3089 | (EVENT_DATA_RAID *)reply->Data); |
3090 | break; | |
79de278e | 3091 | case MPI_EVENT_PERSISTENT_TABLE_FULL: |
547f9a21 | 3092 | INIT_WORK(&ioc->sas_persist_task, |
c4028958 | 3093 | mptsas_persist_clear_table); |
547f9a21 | 3094 | schedule_work(&ioc->sas_persist_task); |
79de278e | 3095 | break; |
4b766471 | 3096 | case MPI_EVENT_SAS_DISCOVERY: |
547f9a21 | 3097 | mptsas_send_discovery_event(ioc, |
e6b2d76a ME |
3098 | (EVENT_DATA_SAS_DISCOVERY *)reply->Data); |
3099 | break; | |
b506ade9 EM |
3100 | case MPI_EVENT_IR2: |
3101 | mptsas_send_ir2_event(ioc, | |
3102 | (PTR_MPI_EVENT_DATA_IR2)reply->Data); | |
3103 | break; | |
9a28f49a | 3104 | default: |
c73787ee ME |
3105 | rc = mptscsih_event_process(ioc, reply); |
3106 | break; | |
9a28f49a | 3107 | } |
c73787ee ME |
3108 | out: |
3109 | ||
3110 | return rc; | |
9a28f49a CH |
3111 | } |
3112 | ||
0c33b27d CH |
3113 | static int |
3114 | mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) | |
3115 | { | |
3116 | struct Scsi_Host *sh; | |
3117 | MPT_SCSI_HOST *hd; | |
3118 | MPT_ADAPTER *ioc; | |
3119 | unsigned long flags; | |
1ca00bb7 | 3120 | int ii; |
0c33b27d CH |
3121 | int numSGE = 0; |
3122 | int scale; | |
3123 | int ioc_cap; | |
0c33b27d CH |
3124 | int error=0; |
3125 | int r; | |
3126 | ||
3127 | r = mpt_attach(pdev,id); | |
3128 | if (r) | |
3129 | return r; | |
3130 | ||
3131 | ioc = pci_get_drvdata(pdev); | |
3132 | ioc->DoneCtx = mptsasDoneCtx; | |
3133 | ioc->TaskCtx = mptsasTaskCtx; | |
3134 | ioc->InternalCtx = mptsasInternalCtx; | |
3135 | ||
3136 | /* Added sanity check on readiness of the MPT adapter. | |
3137 | */ | |
3138 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { | |
3139 | printk(MYIOC_s_WARN_FMT | |
3140 | "Skipping because it's not operational!\n", | |
3141 | ioc->name); | |
7acec1e7 MED |
3142 | error = -ENODEV; |
3143 | goto out_mptsas_probe; | |
0c33b27d CH |
3144 | } |
3145 | ||
3146 | if (!ioc->active) { | |
3147 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", | |
3148 | ioc->name); | |
7acec1e7 MED |
3149 | error = -ENODEV; |
3150 | goto out_mptsas_probe; | |
0c33b27d CH |
3151 | } |
3152 | ||
3153 | /* Sanity check - ensure at least 1 port is INITIATOR capable | |
3154 | */ | |
3155 | ioc_cap = 0; | |
3156 | for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { | |
3157 | if (ioc->pfacts[ii].ProtocolFlags & | |
3158 | MPI_PORTFACTS_PROTOCOL_INITIATOR) | |
3159 | ioc_cap++; | |
3160 | } | |
3161 | ||
3162 | if (!ioc_cap) { | |
3163 | printk(MYIOC_s_WARN_FMT | |
3164 | "Skipping ioc=%p because SCSI Initiator mode " | |
3165 | "is NOT enabled!\n", ioc->name, ioc); | |
466544d8 | 3166 | return 0; |
0c33b27d CH |
3167 | } |
3168 | ||
3169 | sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); | |
3170 | if (!sh) { | |
3171 | printk(MYIOC_s_WARN_FMT | |
3172 | "Unable to register controller with SCSI subsystem\n", | |
3173 | ioc->name); | |
7acec1e7 MED |
3174 | error = -1; |
3175 | goto out_mptsas_probe; | |
0c33b27d CH |
3176 | } |
3177 | ||
3178 | spin_lock_irqsave(&ioc->FreeQlock, flags); | |
3179 | ||
3180 | /* Attach the SCSI Host to the IOC structure | |
3181 | */ | |
3182 | ioc->sh = sh; | |
3183 | ||
3184 | sh->io_port = 0; | |
3185 | sh->n_io_port = 0; | |
3186 | sh->irq = 0; | |
3187 | ||
3188 | /* set 16 byte cdb's */ | |
3189 | sh->max_cmd_len = 16; | |
3190 | ||
793955f5 EM |
3191 | sh->max_id = ioc->pfacts[0].PortSCSIID; |
3192 | sh->max_lun = max_lun; | |
0c33b27d CH |
3193 | |
3194 | sh->transportt = mptsas_transport_template; | |
3195 | ||
0c33b27d CH |
3196 | /* Required entry. |
3197 | */ | |
3198 | sh->unique_id = ioc->id; | |
3199 | ||
3200 | INIT_LIST_HEAD(&ioc->sas_topology); | |
9a28f49a | 3201 | mutex_init(&ioc->sas_topology_mutex); |
e6b2d76a | 3202 | mutex_init(&ioc->sas_discovery_mutex); |
eeb846ce | 3203 | mutex_init(&ioc->sas_mgmt.mutex); |
da4fa655 | 3204 | init_completion(&ioc->sas_mgmt.done); |
0c33b27d CH |
3205 | |
3206 | /* Verify that we won't exceed the maximum | |
3207 | * number of chain buffers | |
3208 | * We can optimize: ZZ = req_sz/sizeof(SGE) | |
3209 | * For 32bit SGE's: | |
3210 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ | |
3211 | * + (req_sz - 64)/sizeof(SGE) | |
3212 | * A slightly different algorithm is required for | |
3213 | * 64bit SGEs. | |
3214 | */ | |
3215 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); | |
3216 | if (sizeof(dma_addr_t) == sizeof(u64)) { | |
3217 | numSGE = (scale - 1) * | |
3218 | (ioc->facts.MaxChainDepth-1) + scale + | |
3219 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + | |
3220 | sizeof(u32)); | |
3221 | } else { | |
3222 | numSGE = 1 + (scale - 1) * | |
3223 | (ioc->facts.MaxChainDepth-1) + scale + | |
3224 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + | |
3225 | sizeof(u32)); | |
3226 | } | |
3227 | ||
3228 | if (numSGE < sh->sg_tablesize) { | |
3229 | /* Reset this value */ | |
d6ecdd63 | 3230 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
0c33b27d CH |
3231 | "Resetting sg_tablesize to %d from %d\n", |
3232 | ioc->name, numSGE, sh->sg_tablesize)); | |
3233 | sh->sg_tablesize = numSGE; | |
3234 | } | |
3235 | ||
e7eae9f6 | 3236 | hd = shost_priv(sh); |
0c33b27d CH |
3237 | hd->ioc = ioc; |
3238 | ||
3239 | /* SCSI needs scsi_cmnd lookup table! | |
3240 | * (with size equal to req_depth*PtrSz!) | |
3241 | */ | |
e8206381 EM |
3242 | ioc->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC); |
3243 | if (!ioc->ScsiLookup) { | |
0c33b27d | 3244 | error = -ENOMEM; |
bc6e089a | 3245 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
7acec1e7 | 3246 | goto out_mptsas_probe; |
0c33b27d | 3247 | } |
e8206381 | 3248 | spin_lock_init(&ioc->scsi_lookup_lock); |
0c33b27d | 3249 | |
d6ecdd63 | 3250 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "ScsiLookup @ %p\n", |
e8206381 | 3251 | ioc->name, ioc->ScsiLookup)); |
0c33b27d | 3252 | |
0c33b27d CH |
3253 | /* Clear the TM flags |
3254 | */ | |
3255 | hd->tmPending = 0; | |
3256 | hd->tmState = TM_STATE_NONE; | |
3257 | hd->resetPending = 0; | |
3258 | hd->abortSCpnt = NULL; | |
3259 | ||
3260 | /* Clear the pointer used to store | |
3261 | * single-threaded commands, i.e., those | |
3262 | * issued during a bus scan, dv and | |
3263 | * configuration pages. | |
3264 | */ | |
3265 | hd->cmdPtr = NULL; | |
3266 | ||
3267 | /* Initialize this SCSI Hosts' timers | |
3268 | * To use, set the timer expires field | |
3269 | * and add_timer | |
3270 | */ | |
3271 | init_timer(&hd->timer); | |
3272 | hd->timer.data = (unsigned long) hd; | |
3273 | hd->timer.function = mptscsih_timer_expired; | |
3274 | ||
0c33b27d CH |
3275 | ioc->sas_data.ptClear = mpt_pt_clear; |
3276 | ||
df9e062a EM |
3277 | init_waitqueue_head(&hd->scandv_waitq); |
3278 | hd->scandv_wait_done = 0; | |
3279 | hd->last_queue_full = 0; | |
3280 | INIT_LIST_HEAD(&hd->target_reset_list); | |
3281 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
3282 | ||
0c33b27d CH |
3283 | if (ioc->sas_data.ptClear==1) { |
3284 | mptbase_sas_persist_operation( | |
3285 | ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); | |
3286 | } | |
3287 | ||
0c33b27d CH |
3288 | error = scsi_add_host(sh, &ioc->pcidev->dev); |
3289 | if (error) { | |
29dd3609 EM |
3290 | dprintk(ioc, printk(MYIOC_s_ERR_FMT |
3291 | "scsi_add_host failed\n", ioc->name)); | |
7acec1e7 | 3292 | goto out_mptsas_probe; |
0c33b27d CH |
3293 | } |
3294 | ||
3295 | mptsas_scan_sas_topology(ioc); | |
3296 | ||
3297 | return 0; | |
3298 | ||
547f9a21 | 3299 | out_mptsas_probe: |
0c33b27d CH |
3300 | |
3301 | mptscsih_remove(pdev); | |
3302 | return error; | |
3303 | } | |
3304 | ||
3305 | static void __devexit mptsas_remove(struct pci_dev *pdev) | |
3306 | { | |
3307 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); | |
3308 | struct mptsas_portinfo *p, *n; | |
547f9a21 | 3309 | int i; |
0c33b27d | 3310 | |
b506ade9 | 3311 | ioc->sas_discovery_ignore_events = 1; |
0c33b27d CH |
3312 | sas_remove_host(ioc->sh); |
3313 | ||
9a28f49a | 3314 | mutex_lock(&ioc->sas_topology_mutex); |
0c33b27d CH |
3315 | list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { |
3316 | list_del(&p->list); | |
547f9a21 | 3317 | for (i = 0 ; i < p->num_phys ; i++) |
d6ecdd63 | 3318 | mptsas_port_delete(ioc, p->phy_info[i].port_details); |
547f9a21 | 3319 | kfree(p->phy_info); |
0c33b27d CH |
3320 | kfree(p); |
3321 | } | |
9a28f49a | 3322 | mutex_unlock(&ioc->sas_topology_mutex); |
0c33b27d CH |
3323 | |
3324 | mptscsih_remove(pdev); | |
3325 | } | |
3326 | ||
3327 | static struct pci_device_id mptsas_pci_table[] = { | |
87cf8986 | 3328 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064, |
0c33b27d | 3329 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 3330 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068, |
0c33b27d | 3331 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 3332 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064E, |
0c33b27d | 3333 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 3334 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068E, |
0c33b27d | 3335 | PCI_ANY_ID, PCI_ANY_ID }, |
87cf8986 | 3336 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1078, |
0c33b27d CH |
3337 | PCI_ANY_ID, PCI_ANY_ID }, |
3338 | {0} /* Terminating entry */ | |
3339 | }; | |
3340 | MODULE_DEVICE_TABLE(pci, mptsas_pci_table); | |
3341 | ||
3342 | ||
3343 | static struct pci_driver mptsas_driver = { | |
3344 | .name = "mptsas", | |
3345 | .id_table = mptsas_pci_table, | |
3346 | .probe = mptsas_probe, | |
3347 | .remove = __devexit_p(mptsas_remove), | |
3348 | .shutdown = mptscsih_shutdown, | |
3349 | #ifdef CONFIG_PM | |
3350 | .suspend = mptscsih_suspend, | |
3351 | .resume = mptscsih_resume, | |
3352 | #endif | |
3353 | }; | |
3354 | ||
3355 | static int __init | |
3356 | mptsas_init(void) | |
3357 | { | |
57ce21bf PS |
3358 | int error; |
3359 | ||
0c33b27d CH |
3360 | show_mptmod_ver(my_NAME, my_VERSION); |
3361 | ||
3362 | mptsas_transport_template = | |
3363 | sas_attach_transport(&mptsas_transport_functions); | |
3364 | if (!mptsas_transport_template) | |
3365 | return -ENODEV; | |
3366 | ||
3367 | mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); | |
df9e062a | 3368 | mptsasTaskCtx = mpt_register(mptsas_taskmgmt_complete, MPTSAS_DRIVER); |
0c33b27d CH |
3369 | mptsasInternalCtx = |
3370 | mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); | |
da4fa655 | 3371 | mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); |
0c33b27d | 3372 | |
d6ecdd63 PS |
3373 | mpt_event_register(mptsasDoneCtx, mptsas_event_process); |
3374 | mpt_reset_register(mptsasDoneCtx, mptsas_ioc_reset); | |
0c33b27d | 3375 | |
57ce21bf PS |
3376 | error = pci_register_driver(&mptsas_driver); |
3377 | if (error) | |
3378 | sas_release_transport(mptsas_transport_template); | |
3379 | ||
3380 | return error; | |
0c33b27d CH |
3381 | } |
3382 | ||
3383 | static void __exit | |
3384 | mptsas_exit(void) | |
3385 | { | |
3386 | pci_unregister_driver(&mptsas_driver); | |
3387 | sas_release_transport(mptsas_transport_template); | |
3388 | ||
3389 | mpt_reset_deregister(mptsasDoneCtx); | |
3390 | mpt_event_deregister(mptsasDoneCtx); | |
3391 | ||
da4fa655 | 3392 | mpt_deregister(mptsasMgmtCtx); |
0c33b27d CH |
3393 | mpt_deregister(mptsasInternalCtx); |
3394 | mpt_deregister(mptsasTaskCtx); | |
3395 | mpt_deregister(mptsasDoneCtx); | |
3396 | } | |
3397 | ||
3398 | module_init(mptsas_init); | |
3399 | module_exit(mptsas_exit); |