]>
Commit | Line | Data |
---|---|---|
dea3101e JB |
1 | /******************************************************************* |
2 | * This file is part of the Emulex Linux Device Driver for * | |
c44ce173 | 3 | * Fibre Channel Host Bus Adapters. * |
9413afff | 4 | * Copyright (C) 2004-2007 Emulex. All rights reserved. * |
c44ce173 | 5 | * EMULEX and SLI are trademarks of Emulex. * |
dea3101e | 6 | * www.emulex.com * |
c44ce173 | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
dea3101e JB |
8 | * * |
9 | * This program is free software; you can redistribute it and/or * | |
c44ce173 JSEC |
10 | * modify it under the terms of version 2 of the GNU General * |
11 | * Public License as published by the Free Software Foundation. * | |
12 | * This program is distributed in the hope that it will be useful. * | |
13 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * | |
14 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * | |
15 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * | |
16 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * | |
17 | * TO BE LEGALLY INVALID. See the GNU General Public License for * | |
18 | * more details, a copy of which can be found in the file COPYING * | |
19 | * included with this package. * | |
dea3101e JB |
20 | *******************************************************************/ |
21 | ||
dea3101e JB |
22 | #include <linux/blkdev.h> |
23 | #include <linux/delay.h> | |
24 | #include <linux/dma-mapping.h> | |
25 | #include <linux/idr.h> | |
26 | #include <linux/interrupt.h> | |
27 | #include <linux/kthread.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/spinlock.h> | |
30 | ||
91886523 | 31 | #include <scsi/scsi.h> |
dea3101e JB |
32 | #include <scsi/scsi_device.h> |
33 | #include <scsi/scsi_host.h> | |
34 | #include <scsi/scsi_transport_fc.h> | |
35 | ||
36 | #include "lpfc_hw.h" | |
37 | #include "lpfc_sli.h" | |
38 | #include "lpfc_disc.h" | |
39 | #include "lpfc_scsi.h" | |
40 | #include "lpfc.h" | |
41 | #include "lpfc_logmsg.h" | |
42 | #include "lpfc_crtn.h" | |
43 | #include "lpfc_version.h" | |
44 | ||
74b72a59 | 45 | static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int); |
dea3101e JB |
46 | static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *); |
47 | static int lpfc_post_rcv_buf(struct lpfc_hba *); | |
48 | ||
49 | static struct scsi_transport_template *lpfc_transport_template = NULL; | |
50 | static DEFINE_IDR(lpfc_hba_index); | |
51 | ||
2e0fef85 JS |
52 | |
53 | ||
dea3101e JB |
54 | /************************************************************************/ |
55 | /* */ | |
56 | /* lpfc_config_port_prep */ | |
57 | /* This routine will do LPFC initialization prior to the */ | |
58 | /* CONFIG_PORT mailbox command. This will be initialized */ | |
59 | /* as a SLI layer callback routine. */ | |
60 | /* This routine returns 0 on success or -ERESTART if it wants */ | |
61 | /* the SLI layer to reset the HBA and try again. Any */ | |
62 | /* other return value indicates an error. */ | |
63 | /* */ | |
64 | /************************************************************************/ | |
65 | int | |
2e0fef85 | 66 | lpfc_config_port_prep(struct lpfc_hba *phba) |
dea3101e JB |
67 | { |
68 | lpfc_vpd_t *vp = &phba->vpd; | |
69 | int i = 0, rc; | |
70 | LPFC_MBOXQ_t *pmb; | |
71 | MAILBOX_t *mb; | |
72 | char *lpfc_vpd_data = NULL; | |
73 | uint16_t offset = 0; | |
74 | static char licensed[56] = | |
75 | "key unlock for use with gnu public licensed code only\0"; | |
65a29c16 | 76 | static int init_key = 1; |
dea3101e JB |
77 | |
78 | pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
79 | if (!pmb) { | |
2e0fef85 | 80 | phba->link_state = LPFC_HBA_ERROR; |
dea3101e JB |
81 | return -ENOMEM; |
82 | } | |
83 | ||
84 | mb = &pmb->mb; | |
2e0fef85 | 85 | phba->link_state = LPFC_INIT_MBX_CMDS; |
dea3101e JB |
86 | |
87 | if (lpfc_is_LC_HBA(phba->pcidev->device)) { | |
65a29c16 JS |
88 | if (init_key) { |
89 | uint32_t *ptext = (uint32_t *) licensed; | |
dea3101e | 90 | |
65a29c16 JS |
91 | for (i = 0; i < 56; i += sizeof (uint32_t), ptext++) |
92 | *ptext = cpu_to_be32(*ptext); | |
93 | init_key = 0; | |
94 | } | |
dea3101e JB |
95 | |
96 | lpfc_read_nv(phba, pmb); | |
97 | memset((char*)mb->un.varRDnvp.rsvd3, 0, | |
98 | sizeof (mb->un.varRDnvp.rsvd3)); | |
99 | memcpy((char*)mb->un.varRDnvp.rsvd3, licensed, | |
100 | sizeof (licensed)); | |
101 | ||
102 | rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); | |
103 | ||
104 | if (rc != MBX_SUCCESS) { | |
105 | lpfc_printf_log(phba, | |
106 | KERN_ERR, | |
107 | LOG_MBOX, | |
108 | "%d:0324 Config Port initialization " | |
109 | "error, mbxCmd x%x READ_NVPARM, " | |
110 | "mbxStatus x%x\n", | |
111 | phba->brd_no, | |
112 | mb->mbxCommand, mb->mbxStatus); | |
113 | mempool_free(pmb, phba->mbox_mem_pool); | |
114 | return -ERESTART; | |
115 | } | |
116 | memcpy(phba->wwnn, (char *)mb->un.varRDnvp.nodename, | |
2e0fef85 JS |
117 | sizeof(phba->wwnn)); |
118 | memcpy(phba->wwpn, (char *)mb->un.varRDnvp.portname, | |
119 | sizeof(phba->wwpn)); | |
dea3101e JB |
120 | } |
121 | ||
122 | /* Setup and issue mailbox READ REV command */ | |
123 | lpfc_read_rev(phba, pmb); | |
124 | rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); | |
125 | if (rc != MBX_SUCCESS) { | |
126 | lpfc_printf_log(phba, | |
127 | KERN_ERR, | |
128 | LOG_INIT, | |
129 | "%d:0439 Adapter failed to init, mbxCmd x%x " | |
130 | "READ_REV, mbxStatus x%x\n", | |
131 | phba->brd_no, | |
132 | mb->mbxCommand, mb->mbxStatus); | |
133 | mempool_free( pmb, phba->mbox_mem_pool); | |
134 | return -ERESTART; | |
135 | } | |
136 | ||
1de933f3 JSEC |
137 | /* |
138 | * The value of rr must be 1 since the driver set the cv field to 1. | |
139 | * This setting requires the FW to set all revision fields. | |
dea3101e | 140 | */ |
1de933f3 | 141 | if (mb->un.varRdRev.rr == 0) { |
dea3101e | 142 | vp->rev.rBit = 0; |
1de933f3 JSEC |
143 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, |
144 | "%d:0440 Adapter failed to init, READ_REV has " | |
145 | "missing revision information.\n", | |
146 | phba->brd_no); | |
dea3101e JB |
147 | mempool_free(pmb, phba->mbox_mem_pool); |
148 | return -ERESTART; | |
dea3101e JB |
149 | } |
150 | ||
151 | /* Save information as VPD data */ | |
1de933f3 JSEC |
152 | vp->rev.rBit = 1; |
153 | vp->rev.sli1FwRev = mb->un.varRdRev.sli1FwRev; | |
154 | memcpy(vp->rev.sli1FwName, (char*) mb->un.varRdRev.sli1FwName, 16); | |
155 | vp->rev.sli2FwRev = mb->un.varRdRev.sli2FwRev; | |
156 | memcpy(vp->rev.sli2FwName, (char *) mb->un.varRdRev.sli2FwName, 16); | |
dea3101e JB |
157 | vp->rev.biuRev = mb->un.varRdRev.biuRev; |
158 | vp->rev.smRev = mb->un.varRdRev.smRev; | |
159 | vp->rev.smFwRev = mb->un.varRdRev.un.smFwRev; | |
160 | vp->rev.endecRev = mb->un.varRdRev.endecRev; | |
161 | vp->rev.fcphHigh = mb->un.varRdRev.fcphHigh; | |
162 | vp->rev.fcphLow = mb->un.varRdRev.fcphLow; | |
163 | vp->rev.feaLevelHigh = mb->un.varRdRev.feaLevelHigh; | |
164 | vp->rev.feaLevelLow = mb->un.varRdRev.feaLevelLow; | |
165 | vp->rev.postKernRev = mb->un.varRdRev.postKernRev; | |
166 | vp->rev.opFwRev = mb->un.varRdRev.opFwRev; | |
167 | ||
168 | if (lpfc_is_LC_HBA(phba->pcidev->device)) | |
169 | memcpy(phba->RandomData, (char *)&mb->un.varWords[24], | |
170 | sizeof (phba->RandomData)); | |
171 | ||
dea3101e JB |
172 | /* Get adapter VPD information */ |
173 | pmb->context2 = kmalloc(DMP_RSP_SIZE, GFP_KERNEL); | |
174 | if (!pmb->context2) | |
175 | goto out_free_mbox; | |
176 | lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL); | |
177 | if (!lpfc_vpd_data) | |
178 | goto out_free_context2; | |
179 | ||
180 | do { | |
181 | lpfc_dump_mem(phba, pmb, offset); | |
182 | rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); | |
183 | ||
184 | if (rc != MBX_SUCCESS) { | |
185 | lpfc_printf_log(phba, KERN_INFO, LOG_INIT, | |
186 | "%d:0441 VPD not present on adapter, " | |
187 | "mbxCmd x%x DUMP VPD, mbxStatus x%x\n", | |
188 | phba->brd_no, | |
189 | mb->mbxCommand, mb->mbxStatus); | |
74b72a59 | 190 | mb->un.varDmp.word_cnt = 0; |
dea3101e | 191 | } |
74b72a59 JW |
192 | if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset) |
193 | mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset; | |
dea3101e JB |
194 | lpfc_sli_pcimem_bcopy(pmb->context2, lpfc_vpd_data + offset, |
195 | mb->un.varDmp.word_cnt); | |
196 | offset += mb->un.varDmp.word_cnt; | |
74b72a59 JW |
197 | } while (mb->un.varDmp.word_cnt && offset < DMP_VPD_SIZE); |
198 | lpfc_parse_vpd(phba, lpfc_vpd_data, offset); | |
dea3101e JB |
199 | |
200 | kfree(lpfc_vpd_data); | |
201 | out_free_context2: | |
202 | kfree(pmb->context2); | |
203 | out_free_mbox: | |
204 | mempool_free(pmb, phba->mbox_mem_pool); | |
205 | return 0; | |
206 | } | |
207 | ||
208 | /************************************************************************/ | |
209 | /* */ | |
210 | /* lpfc_config_port_post */ | |
211 | /* This routine will do LPFC initialization after the */ | |
212 | /* CONFIG_PORT mailbox command. This will be initialized */ | |
213 | /* as a SLI layer callback routine. */ | |
214 | /* This routine returns 0 on success. Any other return value */ | |
215 | /* indicates an error. */ | |
216 | /* */ | |
217 | /************************************************************************/ | |
218 | int | |
2e0fef85 | 219 | lpfc_config_port_post(struct lpfc_hba *phba) |
dea3101e | 220 | { |
2e0fef85 | 221 | struct lpfc_vport *vport = phba->pport; |
dea3101e JB |
222 | LPFC_MBOXQ_t *pmb; |
223 | MAILBOX_t *mb; | |
224 | struct lpfc_dmabuf *mp; | |
225 | struct lpfc_sli *psli = &phba->sli; | |
226 | uint32_t status, timeout; | |
2e0fef85 JS |
227 | int i, j; |
228 | int rc; | |
dea3101e JB |
229 | |
230 | pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
231 | if (!pmb) { | |
2e0fef85 | 232 | phba->link_state = LPFC_HBA_ERROR; |
dea3101e JB |
233 | return -ENOMEM; |
234 | } | |
235 | mb = &pmb->mb; | |
236 | ||
dea3101e JB |
237 | /* Get login parameters for NID. */ |
238 | lpfc_read_sparam(phba, pmb); | |
239 | if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) { | |
240 | lpfc_printf_log(phba, | |
241 | KERN_ERR, | |
242 | LOG_INIT, | |
243 | "%d:0448 Adapter failed init, mbxCmd x%x " | |
244 | "READ_SPARM mbxStatus x%x\n", | |
245 | phba->brd_no, | |
246 | mb->mbxCommand, mb->mbxStatus); | |
2e0fef85 | 247 | phba->link_state = LPFC_HBA_ERROR; |
dea3101e JB |
248 | mp = (struct lpfc_dmabuf *) pmb->context1; |
249 | mempool_free( pmb, phba->mbox_mem_pool); | |
250 | lpfc_mbuf_free(phba, mp->virt, mp->phys); | |
251 | kfree(mp); | |
252 | return -EIO; | |
253 | } | |
254 | ||
255 | mp = (struct lpfc_dmabuf *) pmb->context1; | |
256 | ||
2e0fef85 | 257 | memcpy(&vport->fc_sparam, mp->virt, sizeof (struct serv_parm)); |
dea3101e JB |
258 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
259 | kfree(mp); | |
260 | pmb->context1 = NULL; | |
261 | ||
a12e07bc | 262 | if (phba->cfg_soft_wwnn) |
2e0fef85 JS |
263 | u64_to_wwn(phba->cfg_soft_wwnn, |
264 | vport->fc_sparam.nodeName.u.wwn); | |
c3f28afa | 265 | if (phba->cfg_soft_wwpn) |
2e0fef85 JS |
266 | u64_to_wwn(phba->cfg_soft_wwpn, |
267 | vport->fc_sparam.portName.u.wwn); | |
268 | memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName, | |
dea3101e | 269 | sizeof (struct lpfc_name)); |
2e0fef85 | 270 | memcpy(&vport->fc_portname, &vport->fc_sparam.portName, |
dea3101e JB |
271 | sizeof (struct lpfc_name)); |
272 | /* If no serial number in VPD data, use low 6 bytes of WWNN */ | |
273 | /* This should be consolidated into parse_vpd ? - mr */ | |
274 | if (phba->SerialNumber[0] == 0) { | |
275 | uint8_t *outptr; | |
276 | ||
2e0fef85 | 277 | outptr = &vport->fc_nodename.u.s.IEEE[0]; |
dea3101e JB |
278 | for (i = 0; i < 12; i++) { |
279 | status = *outptr++; | |
280 | j = ((status & 0xf0) >> 4); | |
281 | if (j <= 9) | |
282 | phba->SerialNumber[i] = | |
283 | (char)((uint8_t) 0x30 + (uint8_t) j); | |
284 | else | |
285 | phba->SerialNumber[i] = | |
286 | (char)((uint8_t) 0x61 + (uint8_t) (j - 10)); | |
287 | i++; | |
288 | j = (status & 0xf); | |
289 | if (j <= 9) | |
290 | phba->SerialNumber[i] = | |
291 | (char)((uint8_t) 0x30 + (uint8_t) j); | |
292 | else | |
293 | phba->SerialNumber[i] = | |
294 | (char)((uint8_t) 0x61 + (uint8_t) (j - 10)); | |
295 | } | |
296 | } | |
297 | ||
dea3101e JB |
298 | lpfc_read_config(phba, pmb); |
299 | if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) { | |
300 | lpfc_printf_log(phba, | |
301 | KERN_ERR, | |
302 | LOG_INIT, | |
303 | "%d:0453 Adapter failed to init, mbxCmd x%x " | |
304 | "READ_CONFIG, mbxStatus x%x\n", | |
305 | phba->brd_no, | |
306 | mb->mbxCommand, mb->mbxStatus); | |
2e0fef85 | 307 | phba->link_state = LPFC_HBA_ERROR; |
dea3101e JB |
308 | mempool_free( pmb, phba->mbox_mem_pool); |
309 | return -EIO; | |
310 | } | |
311 | ||
312 | /* Reset the DFT_HBA_Q_DEPTH to the max xri */ | |
313 | if (phba->cfg_hba_queue_depth > (mb->un.varRdConfig.max_xri+1)) | |
314 | phba->cfg_hba_queue_depth = | |
315 | mb->un.varRdConfig.max_xri + 1; | |
316 | ||
317 | phba->lmt = mb->un.varRdConfig.lmt; | |
74b72a59 JW |
318 | |
319 | /* Get the default values for Model Name and Description */ | |
320 | lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc); | |
321 | ||
322 | if ((phba->cfg_link_speed > LINK_SPEED_10G) | |
323 | || ((phba->cfg_link_speed == LINK_SPEED_1G) | |
324 | && !(phba->lmt & LMT_1Gb)) | |
325 | || ((phba->cfg_link_speed == LINK_SPEED_2G) | |
326 | && !(phba->lmt & LMT_2Gb)) | |
327 | || ((phba->cfg_link_speed == LINK_SPEED_4G) | |
328 | && !(phba->lmt & LMT_4Gb)) | |
329 | || ((phba->cfg_link_speed == LINK_SPEED_8G) | |
330 | && !(phba->lmt & LMT_8Gb)) | |
331 | || ((phba->cfg_link_speed == LINK_SPEED_10G) | |
332 | && !(phba->lmt & LMT_10Gb))) { | |
333 | /* Reset link speed to auto */ | |
dea3101e JB |
334 | lpfc_printf_log(phba, |
335 | KERN_WARNING, | |
336 | LOG_LINK_EVENT, | |
337 | "%d:1302 Invalid speed for this board: " | |
338 | "Reset link speed to auto: x%x\n", | |
339 | phba->brd_no, | |
340 | phba->cfg_link_speed); | |
341 | phba->cfg_link_speed = LINK_SPEED_AUTO; | |
342 | } | |
343 | ||
2e0fef85 | 344 | phba->link_state = LPFC_LINK_DOWN; |
dea3101e JB |
345 | |
346 | /* Only process IOCBs on ring 0 till hba_state is READY */ | |
a4bc3379 JS |
347 | if (psli->ring[psli->extra_ring].cmdringaddr) |
348 | psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT; | |
dea3101e JB |
349 | if (psli->ring[psli->fcp_ring].cmdringaddr) |
350 | psli->ring[psli->fcp_ring].flag |= LPFC_STOP_IOCB_EVENT; | |
351 | if (psli->ring[psli->next_ring].cmdringaddr) | |
352 | psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT; | |
353 | ||
354 | /* Post receive buffers for desired rings */ | |
355 | lpfc_post_rcv_buf(phba); | |
356 | ||
357 | /* Enable appropriate host interrupts */ | |
2e0fef85 | 358 | spin_lock_irq(&phba->hbalock); |
dea3101e JB |
359 | status = readl(phba->HCregaddr); |
360 | status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA; | |
361 | if (psli->num_rings > 0) | |
362 | status |= HC_R0INT_ENA; | |
363 | if (psli->num_rings > 1) | |
364 | status |= HC_R1INT_ENA; | |
365 | if (psli->num_rings > 2) | |
366 | status |= HC_R2INT_ENA; | |
367 | if (psli->num_rings > 3) | |
368 | status |= HC_R3INT_ENA; | |
369 | ||
875fbdfe JSEC |
370 | if ((phba->cfg_poll & ENABLE_FCP_RING_POLLING) && |
371 | (phba->cfg_poll & DISABLE_FCP_RING_INT)) | |
372 | status &= ~(HC_R0INT_ENA << LPFC_FCP_RING); | |
373 | ||
dea3101e JB |
374 | writel(status, phba->HCregaddr); |
375 | readl(phba->HCregaddr); /* flush */ | |
2e0fef85 | 376 | spin_unlock_irq(&phba->hbalock); |
dea3101e JB |
377 | |
378 | /* | |
379 | * Setup the ring 0 (els) timeout handler | |
380 | */ | |
381 | timeout = phba->fc_ratov << 1; | |
2e0fef85 | 382 | mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout); |
dea3101e JB |
383 | |
384 | lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed); | |
385 | pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
8aee918a | 386 | rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); |
5b8bd0c9 | 387 | lpfc_set_loopback_flag(phba); |
8aee918a | 388 | if (rc != MBX_SUCCESS) { |
dea3101e JB |
389 | lpfc_printf_log(phba, |
390 | KERN_ERR, | |
391 | LOG_INIT, | |
392 | "%d:0454 Adapter failed to init, mbxCmd x%x " | |
393 | "INIT_LINK, mbxStatus x%x\n", | |
394 | phba->brd_no, | |
395 | mb->mbxCommand, mb->mbxStatus); | |
396 | ||
397 | /* Clear all interrupt enable conditions */ | |
398 | writel(0, phba->HCregaddr); | |
399 | readl(phba->HCregaddr); /* flush */ | |
400 | /* Clear all pending interrupts */ | |
401 | writel(0xffffffff, phba->HAregaddr); | |
402 | readl(phba->HAregaddr); /* flush */ | |
403 | ||
2e0fef85 | 404 | phba->link_state = LPFC_HBA_ERROR; |
8aee918a JS |
405 | if (rc != MBX_BUSY) |
406 | mempool_free(pmb, phba->mbox_mem_pool); | |
dea3101e JB |
407 | return -EIO; |
408 | } | |
409 | /* MBOX buffer will be freed in mbox compl */ | |
410 | ||
ce8b3ce5 JS |
411 | return (0); |
412 | } | |
413 | ||
dea3101e JB |
414 | /************************************************************************/ |
415 | /* */ | |
416 | /* lpfc_hba_down_prep */ | |
417 | /* This routine will do LPFC uninitialization before the */ | |
418 | /* HBA is reset when bringing down the SLI Layer. This will be */ | |
419 | /* initialized as a SLI layer callback routine. */ | |
420 | /* This routine returns 0 on success. Any other return value */ | |
421 | /* indicates an error. */ | |
422 | /* */ | |
423 | /************************************************************************/ | |
424 | int | |
2e0fef85 | 425 | lpfc_hba_down_prep(struct lpfc_hba *phba) |
dea3101e | 426 | { |
2e0fef85 JS |
427 | struct lpfc_vport *vport = phba->pport; |
428 | ||
dea3101e JB |
429 | /* Disable interrupts */ |
430 | writel(0, phba->HCregaddr); | |
431 | readl(phba->HCregaddr); /* flush */ | |
432 | ||
2e0fef85 JS |
433 | /* Cleanup potential discovery resources */ |
434 | lpfc_els_flush_rscn(vport); | |
435 | lpfc_els_flush_cmd(vport); | |
436 | lpfc_disc_flush_list(vport); | |
dea3101e | 437 | |
2e0fef85 | 438 | return 0; |
dea3101e JB |
439 | } |
440 | ||
41415862 JW |
441 | /************************************************************************/ |
442 | /* */ | |
443 | /* lpfc_hba_down_post */ | |
444 | /* This routine will do uninitialization after the HBA is reset */ | |
445 | /* when bringing down the SLI Layer. */ | |
446 | /* This routine returns 0 on success. Any other return value */ | |
447 | /* indicates an error. */ | |
448 | /* */ | |
449 | /************************************************************************/ | |
450 | int | |
2e0fef85 | 451 | lpfc_hba_down_post(struct lpfc_hba *phba) |
41415862 JW |
452 | { |
453 | struct lpfc_sli *psli = &phba->sli; | |
454 | struct lpfc_sli_ring *pring; | |
455 | struct lpfc_dmabuf *mp, *next_mp; | |
456 | int i; | |
457 | ||
458 | /* Cleanup preposted buffers on the ELS ring */ | |
459 | pring = &psli->ring[LPFC_ELS_RING]; | |
460 | list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) { | |
461 | list_del(&mp->list); | |
462 | pring->postbufq_cnt--; | |
463 | lpfc_mbuf_free(phba, mp->virt, mp->phys); | |
464 | kfree(mp); | |
465 | } | |
466 | ||
467 | for (i = 0; i < psli->num_rings; i++) { | |
468 | pring = &psli->ring[i]; | |
469 | lpfc_sli_abort_iocb_ring(phba, pring); | |
470 | } | |
471 | ||
472 | return 0; | |
473 | } | |
474 | ||
dea3101e JB |
475 | /************************************************************************/ |
476 | /* */ | |
477 | /* lpfc_handle_eratt */ | |
478 | /* This routine will handle processing a Host Attention */ | |
479 | /* Error Status event. This will be initialized */ | |
480 | /* as a SLI layer callback routine. */ | |
481 | /* */ | |
482 | /************************************************************************/ | |
483 | void | |
2e0fef85 | 484 | lpfc_handle_eratt(struct lpfc_hba *phba) |
dea3101e | 485 | { |
2e0fef85 JS |
486 | struct lpfc_vport *vport = phba->pport; |
487 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); | |
488 | struct lpfc_sli *psli = &phba->sli; | |
dea3101e | 489 | struct lpfc_sli_ring *pring; |
d2873e4c | 490 | uint32_t event_data; |
2e0fef85 | 491 | |
8d63f375 LV |
492 | /* If the pci channel is offline, ignore possible errors, |
493 | * since we cannot communicate with the pci card anyway. */ | |
494 | if (pci_channel_offline(phba->pcidev)) | |
495 | return; | |
dea3101e | 496 | |
f5603511 JS |
497 | if (phba->work_hs & HS_FFER6 || |
498 | phba->work_hs & HS_FFER5) { | |
dea3101e JB |
499 | /* Re-establishing Link */ |
500 | lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, | |
501 | "%d:1301 Re-establishing Link " | |
502 | "Data: x%x x%x x%x\n", | |
503 | phba->brd_no, phba->work_hs, | |
504 | phba->work_status[0], phba->work_status[1]); | |
2e0fef85 JS |
505 | spin_lock_irq(shost->host_lock); |
506 | vport->fc_flag |= FC_ESTABLISH_LINK; | |
9290831f | 507 | psli->sli_flag &= ~LPFC_SLI2_ACTIVE; |
2e0fef85 | 508 | spin_unlock_irq(shost->host_lock); |
dea3101e JB |
509 | |
510 | /* | |
511 | * Firmware stops when it triggled erratt with HS_FFER6. | |
512 | * That could cause the I/Os dropped by the firmware. | |
513 | * Error iocb (I/O) on txcmplq and let the SCSI layer | |
514 | * retry it after re-establishing link. | |
515 | */ | |
516 | pring = &psli->ring[psli->fcp_ring]; | |
517 | lpfc_sli_abort_iocb_ring(phba, pring); | |
518 | ||
519 | ||
520 | /* | |
521 | * There was a firmware error. Take the hba offline and then | |
522 | * attempt to restart it. | |
523 | */ | |
46fa311e | 524 | lpfc_offline_prep(phba); |
dea3101e | 525 | lpfc_offline(phba); |
41415862 | 526 | lpfc_sli_brdrestart(phba); |
dea3101e JB |
527 | if (lpfc_online(phba) == 0) { /* Initialize the HBA */ |
528 | mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60); | |
46fa311e | 529 | lpfc_unblock_mgmt_io(phba); |
dea3101e JB |
530 | return; |
531 | } | |
46fa311e | 532 | lpfc_unblock_mgmt_io(phba); |
dea3101e JB |
533 | } else { |
534 | /* The if clause above forces this code path when the status | |
535 | * failure is a value other than FFER6. Do not call the offline | |
536 | * twice. This is the adapter hardware error path. | |
537 | */ | |
538 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
539 | "%d:0457 Adapter Hardware Error " | |
540 | "Data: x%x x%x x%x\n", | |
541 | phba->brd_no, phba->work_hs, | |
542 | phba->work_status[0], phba->work_status[1]); | |
543 | ||
d2873e4c | 544 | event_data = FC_REG_DUMP_EVENT; |
2e0fef85 | 545 | fc_host_post_vendor_event(shost, fc_get_event_number(), |
d2873e4c JS |
546 | sizeof(event_data), (char *) &event_data, |
547 | SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); | |
548 | ||
9290831f | 549 | psli->sli_flag &= ~LPFC_SLI2_ACTIVE; |
46fa311e | 550 | lpfc_offline_prep(phba); |
dea3101e | 551 | lpfc_offline(phba); |
46fa311e | 552 | lpfc_unblock_mgmt_io(phba); |
2e0fef85 | 553 | phba->link_state = LPFC_HBA_ERROR; |
41415862 | 554 | lpfc_hba_down_post(phba); |
dea3101e JB |
555 | } |
556 | } | |
557 | ||
558 | /************************************************************************/ | |
559 | /* */ | |
560 | /* lpfc_handle_latt */ | |
561 | /* This routine will handle processing a Host Attention */ | |
562 | /* Link Status event. This will be initialized */ | |
563 | /* as a SLI layer callback routine. */ | |
564 | /* */ | |
565 | /************************************************************************/ | |
566 | void | |
2e0fef85 | 567 | lpfc_handle_latt(struct lpfc_hba *phba) |
dea3101e | 568 | { |
2e0fef85 JS |
569 | struct lpfc_vport *vport = phba->pport; |
570 | struct lpfc_sli *psli = &phba->sli; | |
dea3101e JB |
571 | LPFC_MBOXQ_t *pmb; |
572 | volatile uint32_t control; | |
573 | struct lpfc_dmabuf *mp; | |
574 | int rc = -ENOMEM; | |
575 | ||
576 | pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
577 | if (!pmb) | |
578 | goto lpfc_handle_latt_err_exit; | |
579 | ||
580 | mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); | |
581 | if (!mp) | |
582 | goto lpfc_handle_latt_free_pmb; | |
583 | ||
584 | mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); | |
585 | if (!mp->virt) | |
586 | goto lpfc_handle_latt_free_mp; | |
587 | ||
588 | rc = -EIO; | |
589 | ||
6281bfe0 | 590 | /* Cleanup any outstanding ELS commands */ |
2e0fef85 | 591 | lpfc_els_flush_cmd(vport); |
dea3101e JB |
592 | |
593 | psli->slistat.link_event++; | |
594 | lpfc_read_la(phba, pmb, mp); | |
595 | pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la; | |
2e0fef85 | 596 | pmb->vport = vport; |
dea3101e JB |
597 | rc = lpfc_sli_issue_mbox (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB)); |
598 | if (rc == MBX_NOT_FINISHED) | |
14691150 | 599 | goto lpfc_handle_latt_free_mbuf; |
dea3101e JB |
600 | |
601 | /* Clear Link Attention in HA REG */ | |
2e0fef85 | 602 | spin_lock_irq(&phba->hbalock); |
dea3101e JB |
603 | writel(HA_LATT, phba->HAregaddr); |
604 | readl(phba->HAregaddr); /* flush */ | |
2e0fef85 | 605 | spin_unlock_irq(&phba->hbalock); |
dea3101e JB |
606 | |
607 | return; | |
608 | ||
14691150 JS |
609 | lpfc_handle_latt_free_mbuf: |
610 | lpfc_mbuf_free(phba, mp->virt, mp->phys); | |
dea3101e JB |
611 | lpfc_handle_latt_free_mp: |
612 | kfree(mp); | |
613 | lpfc_handle_latt_free_pmb: | |
1dcb58e5 | 614 | mempool_free(pmb, phba->mbox_mem_pool); |
dea3101e JB |
615 | lpfc_handle_latt_err_exit: |
616 | /* Enable Link attention interrupts */ | |
2e0fef85 | 617 | spin_lock_irq(&phba->hbalock); |
dea3101e JB |
618 | psli->sli_flag |= LPFC_PROCESS_LA; |
619 | control = readl(phba->HCregaddr); | |
620 | control |= HC_LAINT_ENA; | |
621 | writel(control, phba->HCregaddr); | |
622 | readl(phba->HCregaddr); /* flush */ | |
623 | ||
624 | /* Clear Link Attention in HA REG */ | |
625 | writel(HA_LATT, phba->HAregaddr); | |
626 | readl(phba->HAregaddr); /* flush */ | |
2e0fef85 | 627 | spin_unlock_irq(&phba->hbalock); |
dea3101e | 628 | lpfc_linkdown(phba); |
2e0fef85 | 629 | phba->link_state = LPFC_HBA_ERROR; |
dea3101e JB |
630 | |
631 | /* The other case is an error from issue_mbox */ | |
632 | if (rc == -ENOMEM) | |
633 | lpfc_printf_log(phba, | |
634 | KERN_WARNING, | |
635 | LOG_MBOX, | |
636 | "%d:0300 READ_LA: no buffers\n", | |
637 | phba->brd_no); | |
638 | ||
639 | return; | |
640 | } | |
641 | ||
642 | /************************************************************************/ | |
643 | /* */ | |
644 | /* lpfc_parse_vpd */ | |
645 | /* This routine will parse the VPD data */ | |
646 | /* */ | |
647 | /************************************************************************/ | |
648 | static int | |
2e0fef85 | 649 | lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len) |
dea3101e JB |
650 | { |
651 | uint8_t lenlo, lenhi; | |
07da60c1 | 652 | int Length; |
dea3101e JB |
653 | int i, j; |
654 | int finished = 0; | |
655 | int index = 0; | |
656 | ||
657 | if (!vpd) | |
658 | return 0; | |
659 | ||
660 | /* Vital Product */ | |
661 | lpfc_printf_log(phba, | |
662 | KERN_INFO, | |
663 | LOG_INIT, | |
664 | "%d:0455 Vital Product Data: x%x x%x x%x x%x\n", | |
665 | phba->brd_no, | |
666 | (uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2], | |
667 | (uint32_t) vpd[3]); | |
74b72a59 | 668 | while (!finished && (index < (len - 4))) { |
dea3101e JB |
669 | switch (vpd[index]) { |
670 | case 0x82: | |
74b72a59 | 671 | case 0x91: |
dea3101e JB |
672 | index += 1; |
673 | lenlo = vpd[index]; | |
674 | index += 1; | |
675 | lenhi = vpd[index]; | |
676 | index += 1; | |
677 | i = ((((unsigned short)lenhi) << 8) + lenlo); | |
678 | index += i; | |
679 | break; | |
680 | case 0x90: | |
681 | index += 1; | |
682 | lenlo = vpd[index]; | |
683 | index += 1; | |
684 | lenhi = vpd[index]; | |
685 | index += 1; | |
686 | Length = ((((unsigned short)lenhi) << 8) + lenlo); | |
74b72a59 JW |
687 | if (Length > len - index) |
688 | Length = len - index; | |
dea3101e JB |
689 | while (Length > 0) { |
690 | /* Look for Serial Number */ | |
691 | if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) { | |
692 | index += 2; | |
693 | i = vpd[index]; | |
694 | index += 1; | |
695 | j = 0; | |
696 | Length -= (3+i); | |
697 | while(i--) { | |
698 | phba->SerialNumber[j++] = vpd[index++]; | |
699 | if (j == 31) | |
700 | break; | |
701 | } | |
702 | phba->SerialNumber[j] = 0; | |
703 | continue; | |
704 | } | |
705 | else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) { | |
706 | phba->vpd_flag |= VPD_MODEL_DESC; | |
707 | index += 2; | |
708 | i = vpd[index]; | |
709 | index += 1; | |
710 | j = 0; | |
711 | Length -= (3+i); | |
712 | while(i--) { | |
713 | phba->ModelDesc[j++] = vpd[index++]; | |
714 | if (j == 255) | |
715 | break; | |
716 | } | |
717 | phba->ModelDesc[j] = 0; | |
718 | continue; | |
719 | } | |
720 | else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) { | |
721 | phba->vpd_flag |= VPD_MODEL_NAME; | |
722 | index += 2; | |
723 | i = vpd[index]; | |
724 | index += 1; | |
725 | j = 0; | |
726 | Length -= (3+i); | |
727 | while(i--) { | |
728 | phba->ModelName[j++] = vpd[index++]; | |
729 | if (j == 79) | |
730 | break; | |
731 | } | |
732 | phba->ModelName[j] = 0; | |
733 | continue; | |
734 | } | |
735 | else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) { | |
736 | phba->vpd_flag |= VPD_PROGRAM_TYPE; | |
737 | index += 2; | |
738 | i = vpd[index]; | |
739 | index += 1; | |
740 | j = 0; | |
741 | Length -= (3+i); | |
742 | while(i--) { | |
743 | phba->ProgramType[j++] = vpd[index++]; | |
744 | if (j == 255) | |
745 | break; | |
746 | } | |
747 | phba->ProgramType[j] = 0; | |
748 | continue; | |
749 | } | |
750 | else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) { | |
751 | phba->vpd_flag |= VPD_PORT; | |
752 | index += 2; | |
753 | i = vpd[index]; | |
754 | index += 1; | |
755 | j = 0; | |
756 | Length -= (3+i); | |
757 | while(i--) { | |
758 | phba->Port[j++] = vpd[index++]; | |
759 | if (j == 19) | |
760 | break; | |
761 | } | |
762 | phba->Port[j] = 0; | |
763 | continue; | |
764 | } | |
765 | else { | |
766 | index += 2; | |
767 | i = vpd[index]; | |
768 | index += 1; | |
769 | index += i; | |
770 | Length -= (3 + i); | |
771 | } | |
772 | } | |
773 | finished = 0; | |
774 | break; | |
775 | case 0x78: | |
776 | finished = 1; | |
777 | break; | |
778 | default: | |
779 | index ++; | |
780 | break; | |
781 | } | |
74b72a59 | 782 | } |
dea3101e JB |
783 | |
784 | return(1); | |
785 | } | |
786 | ||
787 | static void | |
2e0fef85 | 788 | lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) |
dea3101e JB |
789 | { |
790 | lpfc_vpd_t *vp; | |
fefcb2b6 | 791 | uint16_t dev_id = phba->pcidev->device; |
74b72a59 | 792 | int max_speed; |
74b72a59 JW |
793 | struct { |
794 | char * name; | |
795 | int max_speed; | |
74b72a59 | 796 | char * bus; |
18a3b596 | 797 | } m = {"<Unknown>", 0, ""}; |
74b72a59 JW |
798 | |
799 | if (mdp && mdp[0] != '\0' | |
800 | && descp && descp[0] != '\0') | |
801 | return; | |
802 | ||
803 | if (phba->lmt & LMT_10Gb) | |
804 | max_speed = 10; | |
805 | else if (phba->lmt & LMT_8Gb) | |
806 | max_speed = 8; | |
807 | else if (phba->lmt & LMT_4Gb) | |
808 | max_speed = 4; | |
809 | else if (phba->lmt & LMT_2Gb) | |
810 | max_speed = 2; | |
811 | else | |
812 | max_speed = 1; | |
dea3101e JB |
813 | |
814 | vp = &phba->vpd; | |
dea3101e | 815 | |
e4adb204 | 816 | switch (dev_id) { |
06325e74 | 817 | case PCI_DEVICE_ID_FIREFLY: |
18a3b596 | 818 | m = (typeof(m)){"LP6000", max_speed, "PCI"}; |
06325e74 | 819 | break; |
dea3101e JB |
820 | case PCI_DEVICE_ID_SUPERFLY: |
821 | if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3) | |
18a3b596 | 822 | m = (typeof(m)){"LP7000", max_speed, "PCI"}; |
dea3101e | 823 | else |
18a3b596 | 824 | m = (typeof(m)){"LP7000E", max_speed, "PCI"}; |
dea3101e JB |
825 | break; |
826 | case PCI_DEVICE_ID_DRAGONFLY: | |
18a3b596 | 827 | m = (typeof(m)){"LP8000", max_speed, "PCI"}; |
dea3101e JB |
828 | break; |
829 | case PCI_DEVICE_ID_CENTAUR: | |
830 | if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID) | |
18a3b596 | 831 | m = (typeof(m)){"LP9002", max_speed, "PCI"}; |
dea3101e | 832 | else |
18a3b596 | 833 | m = (typeof(m)){"LP9000", max_speed, "PCI"}; |
dea3101e JB |
834 | break; |
835 | case PCI_DEVICE_ID_RFLY: | |
18a3b596 | 836 | m = (typeof(m)){"LP952", max_speed, "PCI"}; |
dea3101e JB |
837 | break; |
838 | case PCI_DEVICE_ID_PEGASUS: | |
18a3b596 | 839 | m = (typeof(m)){"LP9802", max_speed, "PCI-X"}; |
dea3101e JB |
840 | break; |
841 | case PCI_DEVICE_ID_THOR: | |
18a3b596 | 842 | m = (typeof(m)){"LP10000", max_speed, "PCI-X"}; |
dea3101e JB |
843 | break; |
844 | case PCI_DEVICE_ID_VIPER: | |
18a3b596 | 845 | m = (typeof(m)){"LPX1000", max_speed, "PCI-X"}; |
dea3101e JB |
846 | break; |
847 | case PCI_DEVICE_ID_PFLY: | |
18a3b596 | 848 | m = (typeof(m)){"LP982", max_speed, "PCI-X"}; |
dea3101e JB |
849 | break; |
850 | case PCI_DEVICE_ID_TFLY: | |
18a3b596 | 851 | m = (typeof(m)){"LP1050", max_speed, "PCI-X"}; |
dea3101e JB |
852 | break; |
853 | case PCI_DEVICE_ID_HELIOS: | |
18a3b596 | 854 | m = (typeof(m)){"LP11000", max_speed, "PCI-X2"}; |
dea3101e | 855 | break; |
e4adb204 | 856 | case PCI_DEVICE_ID_HELIOS_SCSP: |
18a3b596 | 857 | m = (typeof(m)){"LP11000-SP", max_speed, "PCI-X2"}; |
e4adb204 JSEC |
858 | break; |
859 | case PCI_DEVICE_ID_HELIOS_DCSP: | |
18a3b596 | 860 | m = (typeof(m)){"LP11002-SP", max_speed, "PCI-X2"}; |
e4adb204 JSEC |
861 | break; |
862 | case PCI_DEVICE_ID_NEPTUNE: | |
18a3b596 | 863 | m = (typeof(m)){"LPe1000", max_speed, "PCIe"}; |
e4adb204 JSEC |
864 | break; |
865 | case PCI_DEVICE_ID_NEPTUNE_SCSP: | |
18a3b596 | 866 | m = (typeof(m)){"LPe1000-SP", max_speed, "PCIe"}; |
e4adb204 JSEC |
867 | break; |
868 | case PCI_DEVICE_ID_NEPTUNE_DCSP: | |
18a3b596 | 869 | m = (typeof(m)){"LPe1002-SP", max_speed, "PCIe"}; |
e4adb204 | 870 | break; |
dea3101e | 871 | case PCI_DEVICE_ID_BMID: |
18a3b596 | 872 | m = (typeof(m)){"LP1150", max_speed, "PCI-X2"}; |
dea3101e JB |
873 | break; |
874 | case PCI_DEVICE_ID_BSMB: | |
18a3b596 | 875 | m = (typeof(m)){"LP111", max_speed, "PCI-X2"}; |
dea3101e JB |
876 | break; |
877 | case PCI_DEVICE_ID_ZEPHYR: | |
18a3b596 | 878 | m = (typeof(m)){"LPe11000", max_speed, "PCIe"}; |
dea3101e | 879 | break; |
e4adb204 | 880 | case PCI_DEVICE_ID_ZEPHYR_SCSP: |
18a3b596 | 881 | m = (typeof(m)){"LPe11000", max_speed, "PCIe"}; |
e4adb204 JSEC |
882 | break; |
883 | case PCI_DEVICE_ID_ZEPHYR_DCSP: | |
18a3b596 | 884 | m = (typeof(m)){"LPe11002-SP", max_speed, "PCIe"}; |
e4adb204 | 885 | break; |
dea3101e | 886 | case PCI_DEVICE_ID_ZMID: |
18a3b596 | 887 | m = (typeof(m)){"LPe1150", max_speed, "PCIe"}; |
dea3101e JB |
888 | break; |
889 | case PCI_DEVICE_ID_ZSMB: | |
18a3b596 | 890 | m = (typeof(m)){"LPe111", max_speed, "PCIe"}; |
dea3101e JB |
891 | break; |
892 | case PCI_DEVICE_ID_LP101: | |
18a3b596 | 893 | m = (typeof(m)){"LP101", max_speed, "PCI-X"}; |
dea3101e JB |
894 | break; |
895 | case PCI_DEVICE_ID_LP10000S: | |
18a3b596 | 896 | m = (typeof(m)){"LP10000-S", max_speed, "PCI"}; |
06325e74 | 897 | break; |
e4adb204 | 898 | case PCI_DEVICE_ID_LP11000S: |
18a3b596 JS |
899 | m = (typeof(m)){"LP11000-S", max_speed, |
900 | "PCI-X2"}; | |
901 | break; | |
e4adb204 | 902 | case PCI_DEVICE_ID_LPE11000S: |
18a3b596 JS |
903 | m = (typeof(m)){"LPe11000-S", max_speed, |
904 | "PCIe"}; | |
5cc36b3c | 905 | break; |
b87eab38 JS |
906 | case PCI_DEVICE_ID_SAT: |
907 | m = (typeof(m)){"LPe12000", max_speed, "PCIe"}; | |
908 | break; | |
909 | case PCI_DEVICE_ID_SAT_MID: | |
910 | m = (typeof(m)){"LPe1250", max_speed, "PCIe"}; | |
911 | break; | |
912 | case PCI_DEVICE_ID_SAT_SMB: | |
913 | m = (typeof(m)){"LPe121", max_speed, "PCIe"}; | |
914 | break; | |
915 | case PCI_DEVICE_ID_SAT_DCSP: | |
916 | m = (typeof(m)){"LPe12002-SP", max_speed, "PCIe"}; | |
917 | break; | |
918 | case PCI_DEVICE_ID_SAT_SCSP: | |
919 | m = (typeof(m)){"LPe12000-SP", max_speed, "PCIe"}; | |
920 | break; | |
921 | case PCI_DEVICE_ID_SAT_S: | |
922 | m = (typeof(m)){"LPe12000-S", max_speed, "PCIe"}; | |
923 | break; | |
5cc36b3c | 924 | default: |
041976fb | 925 | m = (typeof(m)){ NULL }; |
e4adb204 | 926 | break; |
dea3101e | 927 | } |
74b72a59 JW |
928 | |
929 | if (mdp && mdp[0] == '\0') | |
930 | snprintf(mdp, 79,"%s", m.name); | |
931 | if (descp && descp[0] == '\0') | |
932 | snprintf(descp, 255, | |
18a3b596 JS |
933 | "Emulex %s %dGb %s Fibre Channel Adapter", |
934 | m.name, m.max_speed, m.bus); | |
dea3101e JB |
935 | } |
936 | ||
937 | /**************************************************/ | |
938 | /* lpfc_post_buffer */ | |
939 | /* */ | |
940 | /* This routine will post count buffers to the */ | |
941 | /* ring with the QUE_RING_BUF_CN command. This */ | |
942 | /* allows 3 buffers / command to be posted. */ | |
943 | /* Returns the number of buffers NOT posted. */ | |
944 | /**************************************************/ | |
945 | int | |
2e0fef85 | 946 | lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt, |
dea3101e JB |
947 | int type) |
948 | { | |
949 | IOCB_t *icmd; | |
0bd4ca25 | 950 | struct lpfc_iocbq *iocb; |
dea3101e JB |
951 | struct lpfc_dmabuf *mp1, *mp2; |
952 | ||
953 | cnt += pring->missbufcnt; | |
954 | ||
955 | /* While there are buffers to post */ | |
956 | while (cnt > 0) { | |
957 | /* Allocate buffer for command iocb */ | |
0bd4ca25 | 958 | iocb = lpfc_sli_get_iocbq(phba); |
dea3101e JB |
959 | if (iocb == NULL) { |
960 | pring->missbufcnt = cnt; | |
961 | return cnt; | |
962 | } | |
dea3101e JB |
963 | icmd = &iocb->iocb; |
964 | ||
965 | /* 2 buffers can be posted per command */ | |
966 | /* Allocate buffer to post */ | |
967 | mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); | |
968 | if (mp1) | |
969 | mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI, | |
970 | &mp1->phys); | |
971 | if (mp1 == 0 || mp1->virt == 0) { | |
c9475cb0 | 972 | kfree(mp1); |
604a3e30 | 973 | lpfc_sli_release_iocbq(phba, iocb); |
dea3101e JB |
974 | pring->missbufcnt = cnt; |
975 | return cnt; | |
976 | } | |
977 | ||
978 | INIT_LIST_HEAD(&mp1->list); | |
979 | /* Allocate buffer to post */ | |
980 | if (cnt > 1) { | |
981 | mp2 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); | |
982 | if (mp2) | |
983 | mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI, | |
984 | &mp2->phys); | |
985 | if (mp2 == 0 || mp2->virt == 0) { | |
c9475cb0 | 986 | kfree(mp2); |
dea3101e JB |
987 | lpfc_mbuf_free(phba, mp1->virt, mp1->phys); |
988 | kfree(mp1); | |
604a3e30 | 989 | lpfc_sli_release_iocbq(phba, iocb); |
dea3101e JB |
990 | pring->missbufcnt = cnt; |
991 | return cnt; | |
992 | } | |
993 | ||
994 | INIT_LIST_HEAD(&mp2->list); | |
995 | } else { | |
996 | mp2 = NULL; | |
997 | } | |
998 | ||
999 | icmd->un.cont64[0].addrHigh = putPaddrHigh(mp1->phys); | |
1000 | icmd->un.cont64[0].addrLow = putPaddrLow(mp1->phys); | |
1001 | icmd->un.cont64[0].tus.f.bdeSize = FCELSSIZE; | |
1002 | icmd->ulpBdeCount = 1; | |
1003 | cnt--; | |
1004 | if (mp2) { | |
1005 | icmd->un.cont64[1].addrHigh = putPaddrHigh(mp2->phys); | |
1006 | icmd->un.cont64[1].addrLow = putPaddrLow(mp2->phys); | |
1007 | icmd->un.cont64[1].tus.f.bdeSize = FCELSSIZE; | |
1008 | cnt--; | |
1009 | icmd->ulpBdeCount = 2; | |
1010 | } | |
1011 | ||
1012 | icmd->ulpCommand = CMD_QUE_RING_BUF64_CN; | |
1013 | icmd->ulpLe = 1; | |
1014 | ||
dea3101e JB |
1015 | if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) { |
1016 | lpfc_mbuf_free(phba, mp1->virt, mp1->phys); | |
1017 | kfree(mp1); | |
1018 | cnt++; | |
1019 | if (mp2) { | |
1020 | lpfc_mbuf_free(phba, mp2->virt, mp2->phys); | |
1021 | kfree(mp2); | |
1022 | cnt++; | |
1023 | } | |
604a3e30 | 1024 | lpfc_sli_release_iocbq(phba, iocb); |
dea3101e | 1025 | pring->missbufcnt = cnt; |
dea3101e JB |
1026 | return cnt; |
1027 | } | |
dea3101e JB |
1028 | lpfc_sli_ringpostbuf_put(phba, pring, mp1); |
1029 | if (mp2) { | |
1030 | lpfc_sli_ringpostbuf_put(phba, pring, mp2); | |
1031 | } | |
1032 | } | |
1033 | pring->missbufcnt = 0; | |
1034 | return 0; | |
1035 | } | |
1036 | ||
1037 | /************************************************************************/ | |
1038 | /* */ | |
1039 | /* lpfc_post_rcv_buf */ | |
1040 | /* This routine post initial rcv buffers to the configured rings */ | |
1041 | /* */ | |
1042 | /************************************************************************/ | |
1043 | static int | |
2e0fef85 | 1044 | lpfc_post_rcv_buf(struct lpfc_hba *phba) |
dea3101e JB |
1045 | { |
1046 | struct lpfc_sli *psli = &phba->sli; | |
1047 | ||
1048 | /* Ring 0, ELS / CT buffers */ | |
1049 | lpfc_post_buffer(phba, &psli->ring[LPFC_ELS_RING], LPFC_BUF_RING0, 1); | |
1050 | /* Ring 2 - FCP no buffers needed */ | |
1051 | ||
1052 | return 0; | |
1053 | } | |
1054 | ||
1055 | #define S(N,V) (((V)<<(N))|((V)>>(32-(N)))) | |
1056 | ||
1057 | /************************************************************************/ | |
1058 | /* */ | |
1059 | /* lpfc_sha_init */ | |
1060 | /* */ | |
1061 | /************************************************************************/ | |
1062 | static void | |
1063 | lpfc_sha_init(uint32_t * HashResultPointer) | |
1064 | { | |
1065 | HashResultPointer[0] = 0x67452301; | |
1066 | HashResultPointer[1] = 0xEFCDAB89; | |
1067 | HashResultPointer[2] = 0x98BADCFE; | |
1068 | HashResultPointer[3] = 0x10325476; | |
1069 | HashResultPointer[4] = 0xC3D2E1F0; | |
1070 | } | |
1071 | ||
1072 | /************************************************************************/ | |
1073 | /* */ | |
1074 | /* lpfc_sha_iterate */ | |
1075 | /* */ | |
1076 | /************************************************************************/ | |
1077 | static void | |
1078 | lpfc_sha_iterate(uint32_t * HashResultPointer, uint32_t * HashWorkingPointer) | |
1079 | { | |
1080 | int t; | |
1081 | uint32_t TEMP; | |
1082 | uint32_t A, B, C, D, E; | |
1083 | t = 16; | |
1084 | do { | |
1085 | HashWorkingPointer[t] = | |
1086 | S(1, | |
1087 | HashWorkingPointer[t - 3] ^ HashWorkingPointer[t - | |
1088 | 8] ^ | |
1089 | HashWorkingPointer[t - 14] ^ HashWorkingPointer[t - 16]); | |
1090 | } while (++t <= 79); | |
1091 | t = 0; | |
1092 | A = HashResultPointer[0]; | |
1093 | B = HashResultPointer[1]; | |
1094 | C = HashResultPointer[2]; | |
1095 | D = HashResultPointer[3]; | |
1096 | E = HashResultPointer[4]; | |
1097 | ||
1098 | do { | |
1099 | if (t < 20) { | |
1100 | TEMP = ((B & C) | ((~B) & D)) + 0x5A827999; | |
1101 | } else if (t < 40) { | |
1102 | TEMP = (B ^ C ^ D) + 0x6ED9EBA1; | |
1103 | } else if (t < 60) { | |
1104 | TEMP = ((B & C) | (B & D) | (C & D)) + 0x8F1BBCDC; | |
1105 | } else { | |
1106 | TEMP = (B ^ C ^ D) + 0xCA62C1D6; | |
1107 | } | |
1108 | TEMP += S(5, A) + E + HashWorkingPointer[t]; | |
1109 | E = D; | |
1110 | D = C; | |
1111 | C = S(30, B); | |
1112 | B = A; | |
1113 | A = TEMP; | |
1114 | } while (++t <= 79); | |
1115 | ||
1116 | HashResultPointer[0] += A; | |
1117 | HashResultPointer[1] += B; | |
1118 | HashResultPointer[2] += C; | |
1119 | HashResultPointer[3] += D; | |
1120 | HashResultPointer[4] += E; | |
1121 | ||
1122 | } | |
1123 | ||
1124 | /************************************************************************/ | |
1125 | /* */ | |
1126 | /* lpfc_challenge_key */ | |
1127 | /* */ | |
1128 | /************************************************************************/ | |
1129 | static void | |
1130 | lpfc_challenge_key(uint32_t * RandomChallenge, uint32_t * HashWorking) | |
1131 | { | |
1132 | *HashWorking = (*RandomChallenge ^ *HashWorking); | |
1133 | } | |
1134 | ||
1135 | /************************************************************************/ | |
1136 | /* */ | |
1137 | /* lpfc_hba_init */ | |
1138 | /* */ | |
1139 | /************************************************************************/ | |
1140 | void | |
1141 | lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit) | |
1142 | { | |
1143 | int t; | |
1144 | uint32_t *HashWorking; | |
2e0fef85 | 1145 | uint32_t *pwwnn = (uint32_t *) phba->wwnn; |
dea3101e JB |
1146 | |
1147 | HashWorking = kmalloc(80 * sizeof(uint32_t), GFP_KERNEL); | |
1148 | if (!HashWorking) | |
1149 | return; | |
1150 | ||
1151 | memset(HashWorking, 0, (80 * sizeof(uint32_t))); | |
1152 | HashWorking[0] = HashWorking[78] = *pwwnn++; | |
1153 | HashWorking[1] = HashWorking[79] = *pwwnn; | |
1154 | ||
1155 | for (t = 0; t < 7; t++) | |
1156 | lpfc_challenge_key(phba->RandomData + t, HashWorking + t); | |
1157 | ||
1158 | lpfc_sha_init(hbainit); | |
1159 | lpfc_sha_iterate(hbainit, HashWorking); | |
1160 | kfree(HashWorking); | |
1161 | } | |
1162 | ||
1163 | static void | |
2e0fef85 | 1164 | lpfc_cleanup(struct lpfc_vport *vport) |
dea3101e JB |
1165 | { |
1166 | struct lpfc_nodelist *ndlp, *next_ndlp; | |
1167 | ||
1168 | /* clean up phba - lpfc specific */ | |
2e0fef85 JS |
1169 | lpfc_can_disctmo(vport); |
1170 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) | |
329f9bc7 | 1171 | lpfc_nlp_put(ndlp); |
dea3101e | 1172 | |
2e0fef85 | 1173 | INIT_LIST_HEAD(&vport->fc_nodes); |
dea3101e | 1174 | |
dea3101e JB |
1175 | return; |
1176 | } | |
1177 | ||
1178 | static void | |
1179 | lpfc_establish_link_tmo(unsigned long ptr) | |
1180 | { | |
2e0fef85 JS |
1181 | struct lpfc_hba *phba = (struct lpfc_hba *)ptr; |
1182 | struct lpfc_vport *vport = phba->pport; | |
1183 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); | |
dea3101e JB |
1184 | unsigned long iflag; |
1185 | ||
1186 | ||
1187 | /* Re-establishing Link, timer expired */ | |
1188 | lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, | |
1189 | "%d:1300 Re-establishing Link, timer expired " | |
1190 | "Data: x%x x%x\n", | |
2e0fef85 JS |
1191 | phba->brd_no, vport->fc_flag, |
1192 | vport->port_state); | |
1193 | spin_lock_irqsave(shost->host_lock, iflag); | |
1194 | vport->fc_flag &= ~FC_ESTABLISH_LINK; | |
1195 | spin_unlock_irqrestore(shost->host_lock, iflag); | |
dea3101e JB |
1196 | } |
1197 | ||
2e0fef85 JS |
1198 | static void |
1199 | lpfc_stop_timer(struct lpfc_hba *phba) | |
dea3101e | 1200 | { |
2e0fef85 | 1201 | struct lpfc_vport *vport = phba->pport; |
dea3101e | 1202 | |
875fbdfe | 1203 | del_timer_sync(&phba->fcp_poll_timer); |
dea3101e | 1204 | del_timer_sync(&phba->fc_estabtmo); |
2e0fef85 JS |
1205 | del_timer_sync(&vport->els_tmofunc); |
1206 | del_timer_sync(&vport->fc_fdmitmo); | |
1207 | del_timer_sync(&vport->fc_disctmo); | |
1208 | del_timer_sync(&phba->sli.mbox_tmo); | |
1209 | return; | |
dea3101e JB |
1210 | } |
1211 | ||
1212 | int | |
2e0fef85 | 1213 | lpfc_online(struct lpfc_hba *phba) |
dea3101e | 1214 | { |
2e0fef85 JS |
1215 | struct lpfc_vport *vport = phba->pport; |
1216 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); | |
1217 | ||
dea3101e JB |
1218 | if (!phba) |
1219 | return 0; | |
1220 | ||
2e0fef85 | 1221 | if (!(vport->fc_flag & FC_OFFLINE_MODE)) |
dea3101e JB |
1222 | return 0; |
1223 | ||
1224 | lpfc_printf_log(phba, | |
1225 | KERN_WARNING, | |
1226 | LOG_INIT, | |
1227 | "%d:0458 Bring Adapter online\n", | |
1228 | phba->brd_no); | |
1229 | ||
46fa311e JS |
1230 | lpfc_block_mgmt_io(phba); |
1231 | ||
1232 | if (!lpfc_sli_queue_setup(phba)) { | |
1233 | lpfc_unblock_mgmt_io(phba); | |
dea3101e | 1234 | return 1; |
46fa311e | 1235 | } |
dea3101e | 1236 | |
46fa311e JS |
1237 | if (lpfc_sli_hba_setup(phba)) { /* Initialize the HBA */ |
1238 | lpfc_unblock_mgmt_io(phba); | |
dea3101e | 1239 | return 1; |
46fa311e | 1240 | } |
dea3101e | 1241 | |
2e0fef85 JS |
1242 | spin_lock_irq(shost->host_lock); |
1243 | vport->fc_flag &= ~FC_OFFLINE_MODE; | |
1244 | spin_unlock_irq(shost->host_lock); | |
dea3101e | 1245 | |
46fa311e | 1246 | lpfc_unblock_mgmt_io(phba); |
dea3101e JB |
1247 | return 0; |
1248 | } | |
1249 | ||
46fa311e JS |
1250 | void |
1251 | lpfc_block_mgmt_io(struct lpfc_hba * phba) | |
dea3101e | 1252 | { |
dea3101e | 1253 | unsigned long iflag; |
dea3101e | 1254 | |
2e0fef85 JS |
1255 | spin_lock_irqsave(&phba->hbalock, iflag); |
1256 | phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO; | |
1257 | spin_unlock_irqrestore(&phba->hbalock, iflag); | |
46fa311e JS |
1258 | } |
1259 | ||
1260 | void | |
1261 | lpfc_unblock_mgmt_io(struct lpfc_hba * phba) | |
1262 | { | |
1263 | unsigned long iflag; | |
1264 | ||
2e0fef85 JS |
1265 | spin_lock_irqsave(&phba->hbalock, iflag); |
1266 | phba->sli.sli_flag &= ~LPFC_BLOCK_MGMT_IO; | |
1267 | spin_unlock_irqrestore(&phba->hbalock, iflag); | |
46fa311e JS |
1268 | } |
1269 | ||
1270 | void | |
1271 | lpfc_offline_prep(struct lpfc_hba * phba) | |
1272 | { | |
2e0fef85 | 1273 | struct lpfc_vport *vport = phba->pport; |
46fa311e | 1274 | struct lpfc_nodelist *ndlp, *next_ndlp; |
dea3101e | 1275 | |
2e0fef85 | 1276 | if (vport->fc_flag & FC_OFFLINE_MODE) |
46fa311e | 1277 | return; |
dea3101e | 1278 | |
46fa311e | 1279 | lpfc_block_mgmt_io(phba); |
dea3101e JB |
1280 | |
1281 | lpfc_linkdown(phba); | |
1282 | ||
46fa311e | 1283 | /* Issue an unreg_login to all nodes */ |
2e0fef85 | 1284 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) |
685f0bf7 | 1285 | if (ndlp->nlp_state != NLP_STE_UNUSED_NODE) |
2e0fef85 | 1286 | lpfc_unreg_rpi(vport, ndlp); |
dea3101e | 1287 | |
46fa311e JS |
1288 | lpfc_sli_flush_mbox_queue(phba); |
1289 | } | |
1290 | ||
1291 | void | |
2e0fef85 | 1292 | lpfc_offline(struct lpfc_hba *phba) |
46fa311e | 1293 | { |
2e0fef85 JS |
1294 | struct lpfc_vport *vport = phba->pport; |
1295 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); | |
46fa311e JS |
1296 | unsigned long iflag; |
1297 | ||
2e0fef85 | 1298 | if (vport->fc_flag & FC_OFFLINE_MODE) |
46fa311e | 1299 | return; |
688a8863 | 1300 | |
dea3101e JB |
1301 | /* stop all timers associated with this hba */ |
1302 | lpfc_stop_timer(phba); | |
dea3101e JB |
1303 | |
1304 | lpfc_printf_log(phba, | |
1305 | KERN_WARNING, | |
1306 | LOG_INIT, | |
1307 | "%d:0460 Bring Adapter offline\n", | |
1308 | phba->brd_no); | |
1309 | ||
1310 | /* Bring down the SLI Layer and cleanup. The HBA is offline | |
1311 | now. */ | |
1312 | lpfc_sli_hba_down(phba); | |
2e0fef85 JS |
1313 | lpfc_cleanup(vport); |
1314 | spin_lock_irqsave(shost->host_lock, iflag); | |
1315 | spin_lock(&phba->hbalock); | |
7054a606 | 1316 | phba->work_ha = 0; |
2e0fef85 JS |
1317 | vport->work_port_events = 0; |
1318 | vport->fc_flag |= FC_OFFLINE_MODE; | |
1319 | spin_unlock(&phba->hbalock); | |
1320 | spin_unlock_irqrestore(shost->host_lock, iflag); | |
dea3101e JB |
1321 | } |
1322 | ||
1323 | /****************************************************************************** | |
1324 | * Function name: lpfc_scsi_free | |
1325 | * | |
1326 | * Description: Called from lpfc_pci_remove_one free internal driver resources | |
1327 | * | |
1328 | ******************************************************************************/ | |
1329 | static int | |
2e0fef85 | 1330 | lpfc_scsi_free(struct lpfc_hba *phba) |
dea3101e JB |
1331 | { |
1332 | struct lpfc_scsi_buf *sb, *sb_next; | |
1333 | struct lpfc_iocbq *io, *io_next; | |
1334 | ||
2e0fef85 | 1335 | spin_lock_irq(&phba->hbalock); |
dea3101e JB |
1336 | /* Release all the lpfc_scsi_bufs maintained by this host. */ |
1337 | list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) { | |
1338 | list_del(&sb->list); | |
1339 | pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data, | |
1340 | sb->dma_handle); | |
1341 | kfree(sb); | |
1342 | phba->total_scsi_bufs--; | |
1343 | } | |
1344 | ||
1345 | /* Release all the lpfc_iocbq entries maintained by this host. */ | |
1346 | list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) { | |
1347 | list_del(&io->list); | |
1348 | kfree(io); | |
1349 | phba->total_iocbq_bufs--; | |
1350 | } | |
1351 | ||
2e0fef85 | 1352 | spin_unlock_irq(&phba->hbalock); |
dea3101e JB |
1353 | |
1354 | return 0; | |
1355 | } | |
1356 | ||
2e0fef85 JS |
1357 | struct lpfc_vport * |
1358 | lpfc_create_port(struct lpfc_hba *phba, int instance) | |
47a8617c | 1359 | { |
2e0fef85 JS |
1360 | struct lpfc_vport *vport; |
1361 | struct Scsi_Host *shost; | |
1362 | int error = 0; | |
47a8617c | 1363 | |
2e0fef85 JS |
1364 | shost = scsi_host_alloc(&lpfc_template, sizeof(struct lpfc_vport)); |
1365 | if (!shost) | |
1366 | goto out; | |
47a8617c | 1367 | |
2e0fef85 JS |
1368 | vport = (struct lpfc_vport *) shost->hostdata; |
1369 | vport->phba = phba; | |
47a8617c | 1370 | |
2e0fef85 | 1371 | vport->load_flag |= FC_LOADING; |
47a8617c | 1372 | |
2e0fef85 JS |
1373 | shost->unique_id = instance; |
1374 | shost->max_id = LPFC_MAX_TARGET; | |
1375 | shost->max_lun = phba->cfg_max_luns; | |
1376 | shost->this_id = -1; | |
1377 | shost->max_cmd_len = 16; | |
47a8617c | 1378 | /* |
2e0fef85 JS |
1379 | * Set initial can_queue value since 0 is no longer supported and |
1380 | * scsi_add_host will fail. This will be adjusted later based on the | |
1381 | * max xri value determined in hba setup. | |
47a8617c | 1382 | */ |
2e0fef85 JS |
1383 | shost->can_queue = phba->cfg_hba_queue_depth - 10; |
1384 | shost->transportt = lpfc_transport_template; | |
47a8617c | 1385 | |
2e0fef85 JS |
1386 | /* Initialize all internally managed lists. */ |
1387 | INIT_LIST_HEAD(&vport->fc_nodes); | |
1388 | spin_lock_init(&vport->work_port_lock); | |
47a8617c | 1389 | |
2e0fef85 JS |
1390 | init_timer(&vport->fc_disctmo); |
1391 | vport->fc_disctmo.function = lpfc_disc_timeout; | |
1392 | vport->fc_disctmo.data = (unsigned long) vport; | |
47a8617c | 1393 | |
2e0fef85 JS |
1394 | init_timer(&vport->fc_fdmitmo); |
1395 | vport->fc_fdmitmo.function = lpfc_fdmi_tmo; | |
1396 | vport->fc_fdmitmo.data = (unsigned long) vport; | |
47a8617c | 1397 | |
2e0fef85 JS |
1398 | init_timer(&vport->els_tmofunc); |
1399 | vport->els_tmofunc.function = lpfc_els_timeout; | |
1400 | vport->els_tmofunc.data = (unsigned long) vport; | |
47a8617c | 1401 | |
2e0fef85 JS |
1402 | error = scsi_add_host(shost, &phba->pcidev->dev); |
1403 | if (error) | |
1404 | goto out_put_shost; | |
47a8617c | 1405 | |
2e0fef85 JS |
1406 | list_add_tail(&vport->listentry, &phba->port_list); |
1407 | scsi_scan_host(shost); | |
1408 | return vport; | |
47a8617c | 1409 | |
2e0fef85 JS |
1410 | out_put_shost: |
1411 | scsi_host_put(shost); | |
1412 | out: | |
1413 | return NULL; | |
1414 | } | |
1415 | ||
1416 | void | |
1417 | destroy_port(struct lpfc_vport *vport) | |
1418 | { | |
1419 | lpfc_cleanup(vport); | |
1420 | list_del(&vport->listentry); | |
1421 | lpfc_free_sysfs_attr(vport); | |
1422 | fc_remove_host(lpfc_shost_from_vport(vport)); | |
1423 | scsi_remove_host(lpfc_shost_from_vport(vport)); | |
1424 | return; | |
47a8617c JS |
1425 | } |
1426 | ||
2e0fef85 JS |
1427 | static void |
1428 | lpfc_remove_device(struct lpfc_vport *vport) | |
47a8617c | 1429 | { |
2e0fef85 JS |
1430 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1431 | struct lpfc_hba *phba = vport->phba; | |
47a8617c | 1432 | |
2e0fef85 | 1433 | lpfc_free_sysfs_attr(vport); |
47a8617c | 1434 | |
2e0fef85 JS |
1435 | spin_lock_irq(shost->host_lock); |
1436 | vport->fc_flag |= FC_UNLOADING; | |
1437 | spin_unlock_irq(shost->host_lock); | |
1438 | ||
1439 | fc_remove_host(shost); | |
1440 | scsi_remove_host(shost); | |
1441 | ||
1442 | kthread_stop(phba->worker_thread); | |
1443 | } | |
1444 | ||
1445 | void lpfc_scan_start(struct Scsi_Host *shost) | |
1446 | { | |
1447 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
1448 | struct lpfc_hba *phba = vport->phba; | |
47a8617c | 1449 | |
2e0fef85 | 1450 | if (lpfc_alloc_sysfs_attr(vport)) |
47a8617c JS |
1451 | goto error; |
1452 | ||
1453 | /* | |
1454 | * hba setup may have changed the hba_queue_depth so we need to adjust | |
1455 | * the value of can_queue. | |
1456 | */ | |
2e0fef85 | 1457 | shost->can_queue = phba->cfg_hba_queue_depth - 10; |
47a8617c JS |
1458 | return; |
1459 | ||
1460 | error: | |
2e0fef85 | 1461 | lpfc_remove_device(vport); |
47a8617c JS |
1462 | } |
1463 | ||
1464 | int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1465 | { | |
2e0fef85 JS |
1466 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1467 | struct lpfc_hba *phba = vport->phba; | |
47a8617c | 1468 | |
2e0fef85 JS |
1469 | if (time >= 30 * HZ) { |
1470 | lpfc_printf_log(phba, KERN_INFO, LOG_INIT, | |
1471 | "%d:0461 Scanning longer than 30 " | |
1472 | "seconds. Continuing initialization\n", | |
1473 | phba->brd_no); | |
47a8617c | 1474 | goto finished; |
2e0fef85 JS |
1475 | } |
1476 | if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) { | |
1477 | lpfc_printf_log(phba, KERN_INFO, LOG_INIT, | |
1478 | "%d:0465 Link down longer than 15 " | |
1479 | "seconds. Continuing initialization\n", | |
1480 | phba->brd_no); | |
1481 | goto finished; | |
1482 | } | |
47a8617c | 1483 | |
2e0fef85 | 1484 | if (vport->port_state != LPFC_VPORT_READY) |
47a8617c | 1485 | return 0; |
2e0fef85 | 1486 | if (vport->num_disc_nodes || vport->fc_prli_sent) |
47a8617c | 1487 | return 0; |
2e0fef85 | 1488 | if (vport->fc_map_cnt == 0 && time < 2 * HZ) |
47a8617c | 1489 | return 0; |
2e0fef85 | 1490 | if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0) |
47a8617c JS |
1491 | return 0; |
1492 | ||
1493 | finished: | |
47a8617c | 1494 | /* |
2e0fef85 | 1495 | * Set fixed host attributes. Must done after lpfc_sli_hba_setup(). |
47a8617c JS |
1496 | */ |
1497 | ||
2e0fef85 JS |
1498 | fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn); |
1499 | fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn); | |
47a8617c JS |
1500 | fc_host_supported_classes(shost) = FC_COS_CLASS3; |
1501 | ||
1502 | memset(fc_host_supported_fc4s(shost), 0, | |
2e0fef85 | 1503 | sizeof(fc_host_supported_fc4s(shost))); |
47a8617c JS |
1504 | fc_host_supported_fc4s(shost)[2] = 1; |
1505 | fc_host_supported_fc4s(shost)[7] = 1; | |
1506 | ||
1507 | lpfc_get_hba_sym_node_name(phba, fc_host_symbolic_name(shost)); | |
1508 | ||
1509 | fc_host_supported_speeds(shost) = 0; | |
1510 | if (phba->lmt & LMT_10Gb) | |
1511 | fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT; | |
1512 | if (phba->lmt & LMT_4Gb) | |
1513 | fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT; | |
1514 | if (phba->lmt & LMT_2Gb) | |
1515 | fc_host_supported_speeds(shost) |= FC_PORTSPEED_2GBIT; | |
1516 | if (phba->lmt & LMT_1Gb) | |
1517 | fc_host_supported_speeds(shost) |= FC_PORTSPEED_1GBIT; | |
1518 | ||
1519 | fc_host_maxframe_size(shost) = | |
2e0fef85 JS |
1520 | (((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) | |
1521 | (uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb; | |
47a8617c JS |
1522 | |
1523 | /* This value is also unchanging */ | |
1524 | memset(fc_host_active_fc4s(shost), 0, | |
2e0fef85 | 1525 | sizeof(fc_host_active_fc4s(shost))); |
47a8617c JS |
1526 | fc_host_active_fc4s(shost)[2] = 1; |
1527 | fc_host_active_fc4s(shost)[7] = 1; | |
1528 | ||
1529 | spin_lock_irq(shost->host_lock); | |
2e0fef85 | 1530 | vport->fc_flag &= ~FC_LOADING; |
47a8617c JS |
1531 | spin_unlock_irq(shost->host_lock); |
1532 | ||
1533 | return 1; | |
1534 | } | |
dea3101e JB |
1535 | |
1536 | static int __devinit | |
1537 | lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) | |
1538 | { | |
2e0fef85 JS |
1539 | struct lpfc_vport *vport = NULL; |
1540 | struct lpfc_hba *phba; | |
1541 | struct lpfc_sli *psli; | |
dea3101e | 1542 | struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL; |
2e0fef85 | 1543 | struct Scsi_Host *shost = NULL; |
dea3101e JB |
1544 | unsigned long bar0map_len, bar2map_len; |
1545 | int error = -ENODEV, retval; | |
1546 | int i; | |
604a3e30 | 1547 | uint16_t iotag; |
dea3101e JB |
1548 | |
1549 | if (pci_enable_device(pdev)) | |
1550 | goto out; | |
1551 | if (pci_request_regions(pdev, LPFC_DRIVER_NAME)) | |
1552 | goto out_disable_device; | |
1553 | ||
2e0fef85 JS |
1554 | phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL); |
1555 | if (!phba) | |
dea3101e JB |
1556 | goto out_release_regions; |
1557 | ||
2e0fef85 | 1558 | spin_lock_init(&phba->hbalock); |
dea3101e | 1559 | |
dea3101e JB |
1560 | phba->pcidev = pdev; |
1561 | ||
1562 | /* Assign an unused board number */ | |
1563 | if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL)) | |
2e0fef85 | 1564 | goto out_free_phba; |
dea3101e JB |
1565 | |
1566 | error = idr_get_new(&lpfc_hba_index, NULL, &phba->brd_no); | |
1567 | if (error) | |
2e0fef85 JS |
1568 | goto out_free_phba; |
1569 | ||
1570 | INIT_LIST_HEAD(&phba->port_list); | |
dea3101e | 1571 | |
2e0fef85 JS |
1572 | /* |
1573 | * Get all the module params for configuring this host and then | |
1574 | * establish the host. | |
1575 | */ | |
1576 | lpfc_get_cfgparam(phba); | |
dea3101e JB |
1577 | |
1578 | /* Initialize timers used by driver */ | |
1579 | init_timer(&phba->fc_estabtmo); | |
1580 | phba->fc_estabtmo.function = lpfc_establish_link_tmo; | |
2e0fef85 | 1581 | phba->fc_estabtmo.data = (unsigned long) phba; |
dea3101e JB |
1582 | psli = &phba->sli; |
1583 | init_timer(&psli->mbox_tmo); | |
1584 | psli->mbox_tmo.function = lpfc_mbox_timeout; | |
2e0fef85 | 1585 | psli->mbox_tmo.data = (unsigned long) phba; |
875fbdfe JSEC |
1586 | init_timer(&phba->fcp_poll_timer); |
1587 | phba->fcp_poll_timer.function = lpfc_poll_timeout; | |
2e0fef85 | 1588 | phba->fcp_poll_timer.data = (unsigned long) phba; |
dea3101e | 1589 | |
dea3101e JB |
1590 | pci_set_master(pdev); |
1591 | retval = pci_set_mwi(pdev); | |
1592 | if (retval) | |
1593 | dev_printk(KERN_WARNING, &pdev->dev, | |
1594 | "Warning: pci_set_mwi returned %d\n", retval); | |
1595 | ||
1596 | if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0) | |
1597 | if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0) | |
1598 | goto out_idr_remove; | |
1599 | ||
1600 | /* | |
1601 | * Get the bus address of Bar0 and Bar2 and the number of bytes | |
1602 | * required by each mapping. | |
1603 | */ | |
1604 | phba->pci_bar0_map = pci_resource_start(phba->pcidev, 0); | |
1605 | bar0map_len = pci_resource_len(phba->pcidev, 0); | |
1606 | ||
1607 | phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2); | |
1608 | bar2map_len = pci_resource_len(phba->pcidev, 2); | |
1609 | ||
901a920f | 1610 | /* Map HBA SLIM to a kernel virtual address. */ |
dea3101e | 1611 | phba->slim_memmap_p = ioremap(phba->pci_bar0_map, bar0map_len); |
901a920f JW |
1612 | if (!phba->slim_memmap_p) { |
1613 | error = -ENODEV; | |
1614 | dev_printk(KERN_ERR, &pdev->dev, | |
1615 | "ioremap failed for SLIM memory.\n"); | |
1616 | goto out_idr_remove; | |
1617 | } | |
1618 | ||
1619 | /* Map HBA Control Registers to a kernel virtual address. */ | |
dea3101e | 1620 | phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len); |
901a920f JW |
1621 | if (!phba->ctrl_regs_memmap_p) { |
1622 | error = -ENODEV; | |
1623 | dev_printk(KERN_ERR, &pdev->dev, | |
1624 | "ioremap failed for HBA control registers.\n"); | |
1625 | goto out_iounmap_slim; | |
1626 | } | |
dea3101e JB |
1627 | |
1628 | /* Allocate memory for SLI-2 structures */ | |
1629 | phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE, | |
1630 | &phba->slim2p_mapping, GFP_KERNEL); | |
1631 | if (!phba->slim2p) | |
1632 | goto out_iounmap; | |
1633 | ||
f91b392c | 1634 | memset(phba->slim2p, 0, SLI2_SLIM_SIZE); |
dea3101e JB |
1635 | |
1636 | /* Initialize the SLI Layer to run with lpfc HBAs. */ | |
1637 | lpfc_sli_setup(phba); | |
1638 | lpfc_sli_queue_setup(phba); | |
1639 | ||
1640 | error = lpfc_mem_alloc(phba); | |
1641 | if (error) | |
1642 | goto out_free_slim; | |
1643 | ||
1644 | /* Initialize and populate the iocb list per host. */ | |
1645 | INIT_LIST_HEAD(&phba->lpfc_iocb_list); | |
1646 | for (i = 0; i < LPFC_IOCB_LIST_CNT; i++) { | |
1647 | iocbq_entry = kmalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL); | |
1648 | if (iocbq_entry == NULL) { | |
1649 | printk(KERN_ERR "%s: only allocated %d iocbs of " | |
1650 | "expected %d count. Unloading driver.\n", | |
1651 | __FUNCTION__, i, LPFC_IOCB_LIST_CNT); | |
1652 | error = -ENOMEM; | |
1653 | goto out_free_iocbq; | |
1654 | } | |
1655 | ||
1656 | memset(iocbq_entry, 0, sizeof(struct lpfc_iocbq)); | |
604a3e30 JB |
1657 | iotag = lpfc_sli_next_iotag(phba, iocbq_entry); |
1658 | if (iotag == 0) { | |
1659 | kfree (iocbq_entry); | |
1660 | printk(KERN_ERR "%s: failed to allocate IOTAG. " | |
1661 | "Unloading driver.\n", | |
1662 | __FUNCTION__); | |
1663 | error = -ENOMEM; | |
1664 | goto out_free_iocbq; | |
1665 | } | |
2e0fef85 JS |
1666 | |
1667 | spin_lock_irq(&phba->hbalock); | |
dea3101e JB |
1668 | list_add(&iocbq_entry->list, &phba->lpfc_iocb_list); |
1669 | phba->total_iocbq_bufs++; | |
2e0fef85 | 1670 | spin_unlock_irq(&phba->hbalock); |
dea3101e JB |
1671 | } |
1672 | ||
1673 | /* Initialize HBA structure */ | |
1674 | phba->fc_edtov = FF_DEF_EDTOV; | |
1675 | phba->fc_ratov = FF_DEF_RATOV; | |
1676 | phba->fc_altov = FF_DEF_ALTOV; | |
1677 | phba->fc_arbtov = FF_DEF_ARBTOV; | |
1678 | ||
1679 | INIT_LIST_HEAD(&phba->work_list); | |
1680 | phba->work_ha_mask = (HA_ERATT|HA_MBATT|HA_LATT); | |
1681 | phba->work_ha_mask |= (HA_RXMASK << (LPFC_ELS_RING * 4)); | |
1682 | ||
1683 | /* Startup the kernel thread for this host adapter. */ | |
1684 | phba->worker_thread = kthread_run(lpfc_do_work, phba, | |
1685 | "lpfc_worker_%d", phba->brd_no); | |
1686 | if (IS_ERR(phba->worker_thread)) { | |
1687 | error = PTR_ERR(phba->worker_thread); | |
1688 | goto out_free_iocbq; | |
1689 | } | |
1690 | ||
dea3101e | 1691 | /* Initialize the list of scsi buffers used by driver for scsi IO. */ |
875fbdfe | 1692 | spin_lock_init(&phba->scsi_buf_list_lock); |
dea3101e JB |
1693 | INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list); |
1694 | ||
2e0fef85 JS |
1695 | vport = lpfc_create_port(phba, phba->brd_no); |
1696 | if (!vport) | |
1697 | goto out_kthread_stop; | |
1698 | ||
1699 | shost = lpfc_shost_from_vport(vport); | |
1700 | vport->port_type = LPFC_PHYSICAL_PORT; | |
1701 | phba->pport = vport; | |
1702 | ||
1703 | pci_set_drvdata(pdev, lpfc_shost_from_vport(vport)); | |
dea3101e | 1704 | |
4ff43246 JS |
1705 | if (phba->cfg_use_msi) { |
1706 | error = pci_enable_msi(phba->pcidev); | |
1707 | if (error) | |
1708 | lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "%d:0452 " | |
1709 | "Enable MSI failed, continuing with " | |
1710 | "IRQ\n", phba->brd_no); | |
1711 | } | |
1712 | ||
1d6f359a | 1713 | error = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED, |
2e0fef85 | 1714 | LPFC_DRIVER_NAME, phba); |
dea3101e JB |
1715 | if (error) { |
1716 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
1717 | "%d:0451 Enable interrupt handler failed\n", | |
1718 | phba->brd_no); | |
2e0fef85 | 1719 | goto out_destroy_port; |
dea3101e | 1720 | } |
dea3101e | 1721 | |
2e0fef85 JS |
1722 | phba->MBslimaddr = phba->slim_memmap_p; |
1723 | phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET; | |
1724 | phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET; | |
1725 | phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET; | |
1726 | phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET; | |
1727 | ||
1728 | error = lpfc_sli_hba_setup(phba); | |
47a8617c | 1729 | if (error) |
dea3101e | 1730 | goto out_free_irq; |
875fbdfe | 1731 | |
2e0fef85 JS |
1732 | if (phba->cfg_poll & DISABLE_FCP_RING_INT) { |
1733 | spin_lock_irq(shost->host_lock); | |
1734 | lpfc_poll_start_timer(phba); | |
1735 | spin_unlock_irq(shost->host_lock); | |
1736 | } | |
dea3101e | 1737 | |
dea3101e JB |
1738 | return 0; |
1739 | ||
1740 | out_free_irq: | |
1741 | lpfc_stop_timer(phba); | |
2e0fef85 | 1742 | phba->pport->work_port_events = 0; |
dea3101e | 1743 | free_irq(phba->pcidev->irq, phba); |
4ff43246 | 1744 | pci_disable_msi(phba->pcidev); |
2e0fef85 JS |
1745 | out_destroy_port: |
1746 | destroy_port(vport); | |
dea3101e JB |
1747 | out_kthread_stop: |
1748 | kthread_stop(phba->worker_thread); | |
1749 | out_free_iocbq: | |
1750 | list_for_each_entry_safe(iocbq_entry, iocbq_next, | |
1751 | &phba->lpfc_iocb_list, list) { | |
dea3101e JB |
1752 | kfree(iocbq_entry); |
1753 | phba->total_iocbq_bufs--; | |
dea3101e JB |
1754 | } |
1755 | lpfc_mem_free(phba); | |
1756 | out_free_slim: | |
1757 | dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p, | |
1758 | phba->slim2p_mapping); | |
1759 | out_iounmap: | |
1760 | iounmap(phba->ctrl_regs_memmap_p); | |
901a920f | 1761 | out_iounmap_slim: |
dea3101e JB |
1762 | iounmap(phba->slim_memmap_p); |
1763 | out_idr_remove: | |
1764 | idr_remove(&lpfc_hba_index, phba->brd_no); | |
2e0fef85 JS |
1765 | out_free_phba: |
1766 | kfree(phba); | |
dea3101e JB |
1767 | out_release_regions: |
1768 | pci_release_regions(pdev); | |
1769 | out_disable_device: | |
1770 | pci_disable_device(pdev); | |
1771 | out: | |
defbcf11 | 1772 | pci_set_drvdata(pdev, NULL); |
dea3101e JB |
1773 | return error; |
1774 | } | |
1775 | ||
1776 | static void __devexit | |
1777 | lpfc_pci_remove_one(struct pci_dev *pdev) | |
1778 | { | |
2e0fef85 JS |
1779 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
1780 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
1781 | struct lpfc_hba *phba = vport->phba; | |
1782 | ||
1783 | vport->load_flag |= FC_UNLOADING; | |
1784 | lpfc_remove_device(vport); | |
1785 | ||
1786 | /* | |
1787 | * Bring down the SLI Layer. This step disable all interrupts, | |
1788 | * clears the rings, discards all mailbox commands, and resets | |
1789 | * the HBA. | |
1790 | */ | |
1791 | lpfc_sli_hba_down(phba); | |
1792 | lpfc_sli_brdrestart(phba); | |
1793 | ||
1794 | lpfc_stop_timer(phba); | |
1795 | ||
1796 | kthread_stop(phba->worker_thread); | |
1797 | ||
1798 | /* Release the irq reservation */ | |
1799 | free_irq(phba->pcidev->irq, phba); | |
1800 | pci_disable_msi(phba->pcidev); | |
dea3101e | 1801 | |
2e0fef85 JS |
1802 | vport->work_port_events = 0; |
1803 | destroy_port(vport); | |
dea3101e JB |
1804 | |
1805 | pci_set_drvdata(pdev, NULL); | |
2e0fef85 JS |
1806 | |
1807 | /* | |
1808 | * Call scsi_free before mem_free since scsi bufs are released to their | |
1809 | * corresponding pools here. | |
1810 | */ | |
1811 | lpfc_scsi_free(phba); | |
1812 | lpfc_mem_free(phba); | |
1813 | ||
1814 | /* Free resources associated with SLI2 interface */ | |
1815 | dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, | |
1816 | phba->slim2p, phba->slim2p_mapping); | |
1817 | ||
1818 | /* unmap adapter SLIM and Control Registers */ | |
1819 | iounmap(phba->ctrl_regs_memmap_p); | |
1820 | iounmap(phba->slim_memmap_p); | |
1821 | ||
1822 | idr_remove(&lpfc_hba_index, phba->brd_no); | |
1823 | ||
1824 | kfree(phba); | |
1825 | ||
1826 | pci_release_regions(pdev); | |
1827 | pci_disable_device(pdev); | |
dea3101e JB |
1828 | } |
1829 | ||
8d63f375 LV |
1830 | /** |
1831 | * lpfc_io_error_detected - called when PCI error is detected | |
1832 | * @pdev: Pointer to PCI device | |
1833 | * @state: The current pci conneection state | |
1834 | * | |
1835 | * This function is called after a PCI bus error affecting | |
1836 | * this device has been detected. | |
1837 | */ | |
1838 | static pci_ers_result_t lpfc_io_error_detected(struct pci_dev *pdev, | |
1839 | pci_channel_state_t state) | |
1840 | { | |
1841 | struct Scsi_Host *host = pci_get_drvdata(pdev); | |
1842 | struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata; | |
1843 | struct lpfc_sli *psli = &phba->sli; | |
1844 | struct lpfc_sli_ring *pring; | |
1845 | ||
5daa49ef | 1846 | if (state == pci_channel_io_perm_failure) |
8d63f375 | 1847 | return PCI_ERS_RESULT_DISCONNECT; |
5daa49ef | 1848 | |
8d63f375 LV |
1849 | pci_disable_device(pdev); |
1850 | /* | |
1851 | * There may be I/Os dropped by the firmware. | |
1852 | * Error iocb (I/O) on txcmplq and let the SCSI layer | |
1853 | * retry it after re-establishing link. | |
1854 | */ | |
1855 | pring = &psli->ring[psli->fcp_ring]; | |
1856 | lpfc_sli_abort_iocb_ring(phba, pring); | |
1857 | ||
1858 | /* Request a slot reset. */ | |
1859 | return PCI_ERS_RESULT_NEED_RESET; | |
1860 | } | |
1861 | ||
1862 | /** | |
1863 | * lpfc_io_slot_reset - called after the pci bus has been reset. | |
1864 | * @pdev: Pointer to PCI device | |
1865 | * | |
1866 | * Restart the card from scratch, as if from a cold-boot. | |
1867 | */ | |
1868 | static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev) | |
1869 | { | |
1870 | struct Scsi_Host *host = pci_get_drvdata(pdev); | |
1871 | struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata; | |
1872 | struct lpfc_sli *psli = &phba->sli; | |
1873 | int bars = pci_select_bars(pdev, IORESOURCE_MEM); | |
1874 | ||
1875 | dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n"); | |
1876 | if (pci_enable_device_bars(pdev, bars)) { | |
1877 | printk(KERN_ERR "lpfc: Cannot re-enable " | |
1878 | "PCI device after reset.\n"); | |
1879 | return PCI_ERS_RESULT_DISCONNECT; | |
1880 | } | |
1881 | ||
1882 | pci_set_master(pdev); | |
1883 | ||
1884 | /* Re-establishing Link */ | |
2e0fef85 JS |
1885 | spin_lock_irq(&phba->hbalock); |
1886 | phba->pport->fc_flag |= FC_ESTABLISH_LINK; | |
1887 | spin_unlock_irq(&phba->hbalock); | |
1888 | spin_lock_irq(host->host_lock); | |
8d63f375 | 1889 | psli->sli_flag &= ~LPFC_SLI2_ACTIVE; |
2e0fef85 | 1890 | spin_unlock_irq(host->host_lock); |
8d63f375 LV |
1891 | |
1892 | ||
1893 | /* Take device offline; this will perform cleanup */ | |
1894 | lpfc_offline(phba); | |
1895 | lpfc_sli_brdrestart(phba); | |
1896 | ||
1897 | return PCI_ERS_RESULT_RECOVERED; | |
1898 | } | |
1899 | ||
1900 | /** | |
1901 | * lpfc_io_resume - called when traffic can start flowing again. | |
1902 | * @pdev: Pointer to PCI device | |
1903 | * | |
1904 | * This callback is called when the error recovery driver tells us that | |
1905 | * its OK to resume normal operation. | |
1906 | */ | |
1907 | static void lpfc_io_resume(struct pci_dev *pdev) | |
1908 | { | |
1909 | struct Scsi_Host *host = pci_get_drvdata(pdev); | |
1910 | struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata; | |
1911 | ||
1912 | if (lpfc_online(phba) == 0) { | |
1913 | mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60); | |
1914 | } | |
1915 | } | |
1916 | ||
dea3101e JB |
1917 | static struct pci_device_id lpfc_id_table[] = { |
1918 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER, | |
1919 | PCI_ANY_ID, PCI_ANY_ID, }, | |
06325e74 JSEC |
1920 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_FIREFLY, |
1921 | PCI_ANY_ID, PCI_ANY_ID, }, | |
dea3101e JB |
1922 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_THOR, |
1923 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1924 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PEGASUS, | |
1925 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1926 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_CENTAUR, | |
1927 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1928 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_DRAGONFLY, | |
1929 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1930 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SUPERFLY, | |
1931 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1932 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_RFLY, | |
1933 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1934 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PFLY, | |
1935 | PCI_ANY_ID, PCI_ANY_ID, }, | |
e4adb204 JSEC |
1936 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE, |
1937 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1938 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_SCSP, | |
1939 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1940 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_DCSP, | |
1941 | PCI_ANY_ID, PCI_ANY_ID, }, | |
dea3101e JB |
1942 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS, |
1943 | PCI_ANY_ID, PCI_ANY_ID, }, | |
e4adb204 JSEC |
1944 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_SCSP, |
1945 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1946 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_DCSP, | |
1947 | PCI_ANY_ID, PCI_ANY_ID, }, | |
dea3101e JB |
1948 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BMID, |
1949 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1950 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BSMB, | |
1951 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1952 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR, | |
1953 | PCI_ANY_ID, PCI_ANY_ID, }, | |
e4adb204 JSEC |
1954 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_SCSP, |
1955 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1956 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_DCSP, | |
1957 | PCI_ANY_ID, PCI_ANY_ID, }, | |
dea3101e JB |
1958 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZMID, |
1959 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1960 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZSMB, | |
1961 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1962 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_TFLY, | |
1963 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1964 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP101, | |
1965 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1966 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP10000S, | |
1967 | PCI_ANY_ID, PCI_ANY_ID, }, | |
e4adb204 JSEC |
1968 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP11000S, |
1969 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1970 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LPE11000S, | |
1971 | PCI_ANY_ID, PCI_ANY_ID, }, | |
b87eab38 JS |
1972 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT, |
1973 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1974 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_MID, | |
1975 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1976 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SMB, | |
1977 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1978 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_DCSP, | |
1979 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1980 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SCSP, | |
1981 | PCI_ANY_ID, PCI_ANY_ID, }, | |
1982 | {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_S, | |
1983 | PCI_ANY_ID, PCI_ANY_ID, }, | |
dea3101e JB |
1984 | { 0 } |
1985 | }; | |
1986 | ||
1987 | MODULE_DEVICE_TABLE(pci, lpfc_id_table); | |
1988 | ||
8d63f375 LV |
1989 | static struct pci_error_handlers lpfc_err_handler = { |
1990 | .error_detected = lpfc_io_error_detected, | |
1991 | .slot_reset = lpfc_io_slot_reset, | |
1992 | .resume = lpfc_io_resume, | |
1993 | }; | |
1994 | ||
dea3101e JB |
1995 | static struct pci_driver lpfc_driver = { |
1996 | .name = LPFC_DRIVER_NAME, | |
1997 | .id_table = lpfc_id_table, | |
1998 | .probe = lpfc_pci_probe_one, | |
1999 | .remove = __devexit_p(lpfc_pci_remove_one), | |
2e0fef85 | 2000 | .err_handler = &lpfc_err_handler, |
dea3101e JB |
2001 | }; |
2002 | ||
2003 | static int __init | |
2004 | lpfc_init(void) | |
2005 | { | |
2006 | int error = 0; | |
2007 | ||
2008 | printk(LPFC_MODULE_DESC "\n"); | |
c44ce173 | 2009 | printk(LPFC_COPYRIGHT "\n"); |
dea3101e JB |
2010 | |
2011 | lpfc_transport_template = | |
2012 | fc_attach_transport(&lpfc_transport_functions); | |
2013 | if (!lpfc_transport_template) | |
2014 | return -ENOMEM; | |
2015 | error = pci_register_driver(&lpfc_driver); | |
2016 | if (error) | |
2017 | fc_release_transport(lpfc_transport_template); | |
2018 | ||
2019 | return error; | |
2020 | } | |
2021 | ||
2022 | static void __exit | |
2023 | lpfc_exit(void) | |
2024 | { | |
2025 | pci_unregister_driver(&lpfc_driver); | |
2026 | fc_release_transport(lpfc_transport_template); | |
2027 | } | |
2028 | ||
2029 | module_init(lpfc_init); | |
2030 | module_exit(lpfc_exit); | |
2031 | MODULE_LICENSE("GPL"); | |
2032 | MODULE_DESCRIPTION(LPFC_MODULE_DESC); | |
2033 | MODULE_AUTHOR("Emulex Corporation - tech.support@emulex.com"); | |
2034 | MODULE_VERSION("0:" LPFC_DRIVER_VERSION); |