blob: f681eea57730a794fccaf792243b8a4791abcee3 [file] [log] [blame]
dea31012005-04-17 16:05:31 -05001/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
James.Smart@Emulex.Comc44ce172005-06-25 10:34:39 -04003 * Fibre Channel Host Bus Adapters. *
James Smartd8e93df2009-05-22 14:53:05 -04004 * Copyright (C) 2004-2009 Emulex. All rights reserved. *
James.Smart@Emulex.Comc44ce172005-06-25 10:34:39 -04005 * EMULEX and SLI are trademarks of Emulex. *
dea31012005-04-17 16:05:31 -05006 * www.emulex.com *
James.Smart@Emulex.Comc44ce172005-06-25 10:34:39 -04007 * Portions Copyright (C) 2004-2005 Christoph Hellwig *
dea31012005-04-17 16:05:31 -05008 * *
9 * This program is free software; you can redistribute it and/or *
James.Smart@Emulex.Comc44ce172005-06-25 10:34:39 -040010 * 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. *
dea31012005-04-17 16:05:31 -050020 *******************************************************************/
21
dea31012005-04-17 16:05:31 -050022#include <linux/ctype.h>
James Smart46fa3112007-04-25 09:51:45 -040023#include <linux/delay.h>
dea31012005-04-17 16:05:31 -050024#include <linux/pci.h>
25#include <linux/interrupt.h>
James Smart0d878412009-10-02 15:16:56 -040026#include <linux/aer.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090027#include <linux/gfp.h>
Andy Shevchenkoecc30992010-08-10 18:01:27 -070028#include <linux/kernel.h>
dea31012005-04-17 16:05:31 -050029
James.Smart@Emulex.Com91886522005-08-10 15:03:09 -040030#include <scsi/scsi.h>
dea31012005-04-17 16:05:31 -050031#include <scsi/scsi_device.h>
32#include <scsi/scsi_host.h>
33#include <scsi/scsi_tcq.h>
34#include <scsi/scsi_transport_fc.h>
James Smart6a9c52c2009-10-02 15:16:51 -040035#include <scsi/fc/fc_fs.h>
dea31012005-04-17 16:05:31 -050036
James Smartda0436e2009-05-22 14:51:39 -040037#include "lpfc_hw4.h"
dea31012005-04-17 16:05:31 -050038#include "lpfc_hw.h"
39#include "lpfc_sli.h"
James Smartda0436e2009-05-22 14:51:39 -040040#include "lpfc_sli4.h"
James Smartea2151b2008-09-07 11:52:10 -040041#include "lpfc_nl.h"
dea31012005-04-17 16:05:31 -050042#include "lpfc_disc.h"
43#include "lpfc_scsi.h"
44#include "lpfc.h"
45#include "lpfc_logmsg.h"
46#include "lpfc_version.h"
47#include "lpfc_compat.h"
48#include "lpfc_crtn.h"
James Smart92d7f7b2007-06-17 19:56:38 -050049#include "lpfc_vport.h"
dea31012005-04-17 16:05:31 -050050
James Smartc01f3202006-08-18 17:47:08 -040051#define LPFC_DEF_DEVLOSS_TMO 30
52#define LPFC_MIN_DEVLOSS_TMO 1
53#define LPFC_MAX_DEVLOSS_TMO 255
dea31012005-04-17 16:05:31 -050054
James Smart83108bd2008-01-11 01:53:09 -050055#define LPFC_MAX_LINK_SPEED 8
56#define LPFC_LINK_SPEED_BITMAP 0x00000117
57#define LPFC_LINK_SPEED_STRING "0, 1, 2, 4, 8"
58
James Smarte59058c2008-08-24 21:49:00 -040059/**
James Smart3621a712009-04-06 18:47:14 -040060 * lpfc_jedec_to_ascii - Hex to ascii convertor according to JEDEC rules
James Smarte59058c2008-08-24 21:49:00 -040061 * @incr: integer to convert.
62 * @hdw: ascii string holding converted integer plus a string terminator.
63 *
64 * Description:
65 * JEDEC Joint Electron Device Engineering Council.
66 * Convert a 32 bit integer composed of 8 nibbles into an 8 byte ascii
67 * character string. The string is then terminated with a NULL in byte 9.
68 * Hex 0-9 becomes ascii '0' to '9'.
69 * Hex a-f becomes ascii '=' to 'B' capital B.
70 *
71 * Notes:
72 * Coded for 32 bit integers only.
73 **/
dea31012005-04-17 16:05:31 -050074static void
75lpfc_jedec_to_ascii(int incr, char hdw[])
76{
77 int i, j;
78 for (i = 0; i < 8; i++) {
79 j = (incr & 0xf);
80 if (j <= 9)
81 hdw[7 - i] = 0x30 + j;
82 else
83 hdw[7 - i] = 0x61 + j - 10;
84 incr = (incr >> 4);
85 }
86 hdw[8] = 0;
87 return;
88}
89
James Smarte59058c2008-08-24 21:49:00 -040090/**
James Smart3621a712009-04-06 18:47:14 -040091 * lpfc_drvr_version_show - Return the Emulex driver string with version number
James Smarte59058c2008-08-24 21:49:00 -040092 * @dev: class unused variable.
93 * @attr: device attribute, not used.
94 * @buf: on return contains the module description text.
95 *
96 * Returns: size of formatted string.
97 **/
dea31012005-04-17 16:05:31 -050098static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +010099lpfc_drvr_version_show(struct device *dev, struct device_attribute *attr,
100 char *buf)
dea31012005-04-17 16:05:31 -0500101{
102 return snprintf(buf, PAGE_SIZE, LPFC_MODULE_DESC "\n");
103}
104
James Smart45ed1192009-10-02 15:17:02 -0400105/**
106 * lpfc_enable_fip_show - Return the fip mode of the HBA
107 * @dev: class unused variable.
108 * @attr: device attribute, not used.
109 * @buf: on return contains the module description text.
110 *
111 * Returns: size of formatted string.
112 **/
113static ssize_t
114lpfc_enable_fip_show(struct device *dev, struct device_attribute *attr,
115 char *buf)
116{
117 struct Scsi_Host *shost = class_to_shost(dev);
118 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
119 struct lpfc_hba *phba = vport->phba;
120
121 if (phba->hba_flag & HBA_FIP_SUPPORT)
122 return snprintf(buf, PAGE_SIZE, "1\n");
123 else
124 return snprintf(buf, PAGE_SIZE, "0\n");
125}
126
James Smart81301a92008-12-04 22:39:46 -0500127static ssize_t
128lpfc_bg_info_show(struct device *dev, struct device_attribute *attr,
129 char *buf)
130{
131 struct Scsi_Host *shost = class_to_shost(dev);
132 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
133 struct lpfc_hba *phba = vport->phba;
134
135 if (phba->cfg_enable_bg)
136 if (phba->sli3_options & LPFC_SLI3_BG_ENABLED)
137 return snprintf(buf, PAGE_SIZE, "BlockGuard Enabled\n");
138 else
139 return snprintf(buf, PAGE_SIZE,
140 "BlockGuard Not Supported\n");
141 else
142 return snprintf(buf, PAGE_SIZE,
143 "BlockGuard Disabled\n");
144}
145
146static ssize_t
147lpfc_bg_guard_err_show(struct device *dev, struct device_attribute *attr,
148 char *buf)
149{
150 struct Scsi_Host *shost = class_to_shost(dev);
151 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
152 struct lpfc_hba *phba = vport->phba;
153
James Smart87b5c322008-12-16 10:34:09 -0500154 return snprintf(buf, PAGE_SIZE, "%llu\n",
155 (unsigned long long)phba->bg_guard_err_cnt);
James Smart81301a92008-12-04 22:39:46 -0500156}
157
158static ssize_t
159lpfc_bg_apptag_err_show(struct device *dev, struct device_attribute *attr,
160 char *buf)
161{
162 struct Scsi_Host *shost = class_to_shost(dev);
163 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
164 struct lpfc_hba *phba = vport->phba;
165
James Smart87b5c322008-12-16 10:34:09 -0500166 return snprintf(buf, PAGE_SIZE, "%llu\n",
167 (unsigned long long)phba->bg_apptag_err_cnt);
James Smart81301a92008-12-04 22:39:46 -0500168}
169
170static ssize_t
171lpfc_bg_reftag_err_show(struct device *dev, struct device_attribute *attr,
172 char *buf)
173{
174 struct Scsi_Host *shost = class_to_shost(dev);
175 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
176 struct lpfc_hba *phba = vport->phba;
177
James Smart87b5c322008-12-16 10:34:09 -0500178 return snprintf(buf, PAGE_SIZE, "%llu\n",
179 (unsigned long long)phba->bg_reftag_err_cnt);
James Smart81301a92008-12-04 22:39:46 -0500180}
181
James Smarte59058c2008-08-24 21:49:00 -0400182/**
James Smart3621a712009-04-06 18:47:14 -0400183 * lpfc_info_show - Return some pci info about the host in ascii
James Smarte59058c2008-08-24 21:49:00 -0400184 * @dev: class converted to a Scsi_host structure.
185 * @attr: device attribute, not used.
186 * @buf: on return contains the formatted text from lpfc_info().
187 *
188 * Returns: size of formatted string.
189 **/
dea31012005-04-17 16:05:31 -0500190static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100191lpfc_info_show(struct device *dev, struct device_attribute *attr,
192 char *buf)
dea31012005-04-17 16:05:31 -0500193{
Tony Jonesee959b02008-02-22 00:13:36 +0100194 struct Scsi_Host *host = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500195
dea31012005-04-17 16:05:31 -0500196 return snprintf(buf, PAGE_SIZE, "%s\n",lpfc_info(host));
197}
198
James Smarte59058c2008-08-24 21:49:00 -0400199/**
James Smart3621a712009-04-06 18:47:14 -0400200 * lpfc_serialnum_show - Return the hba serial number in ascii
James Smarte59058c2008-08-24 21:49:00 -0400201 * @dev: class converted to a Scsi_host structure.
202 * @attr: device attribute, not used.
203 * @buf: on return contains the formatted text serial number.
204 *
205 * Returns: size of formatted string.
206 **/
dea31012005-04-17 16:05:31 -0500207static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100208lpfc_serialnum_show(struct device *dev, struct device_attribute *attr,
209 char *buf)
dea31012005-04-17 16:05:31 -0500210{
Tony Jonesee959b02008-02-22 00:13:36 +0100211 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500212 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
213 struct lpfc_hba *phba = vport->phba;
214
dea31012005-04-17 16:05:31 -0500215 return snprintf(buf, PAGE_SIZE, "%s\n",phba->SerialNumber);
216}
217
James Smarte59058c2008-08-24 21:49:00 -0400218/**
James Smart3621a712009-04-06 18:47:14 -0400219 * lpfc_temp_sensor_show - Return the temperature sensor level
James Smarte59058c2008-08-24 21:49:00 -0400220 * @dev: class converted to a Scsi_host structure.
221 * @attr: device attribute, not used.
222 * @buf: on return contains the formatted support level.
223 *
224 * Description:
225 * Returns a number indicating the temperature sensor level currently
226 * supported, zero or one in ascii.
227 *
228 * Returns: size of formatted string.
229 **/
dea31012005-04-17 16:05:31 -0500230static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100231lpfc_temp_sensor_show(struct device *dev, struct device_attribute *attr,
232 char *buf)
James Smart57127f12007-10-27 13:37:05 -0400233{
Tony Jonesee959b02008-02-22 00:13:36 +0100234 struct Scsi_Host *shost = class_to_shost(dev);
James Smart57127f12007-10-27 13:37:05 -0400235 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
236 struct lpfc_hba *phba = vport->phba;
237 return snprintf(buf, PAGE_SIZE, "%d\n",phba->temp_sensor_support);
238}
239
James Smarte59058c2008-08-24 21:49:00 -0400240/**
James Smart3621a712009-04-06 18:47:14 -0400241 * lpfc_modeldesc_show - Return the model description of the hba
James Smarte59058c2008-08-24 21:49:00 -0400242 * @dev: class converted to a Scsi_host structure.
243 * @attr: device attribute, not used.
244 * @buf: on return contains the scsi vpd model description.
245 *
246 * Returns: size of formatted string.
247 **/
James Smart57127f12007-10-27 13:37:05 -0400248static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100249lpfc_modeldesc_show(struct device *dev, struct device_attribute *attr,
250 char *buf)
dea31012005-04-17 16:05:31 -0500251{
Tony Jonesee959b02008-02-22 00:13:36 +0100252 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500253 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
254 struct lpfc_hba *phba = vport->phba;
255
dea31012005-04-17 16:05:31 -0500256 return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelDesc);
257}
258
James Smarte59058c2008-08-24 21:49:00 -0400259/**
James Smart3621a712009-04-06 18:47:14 -0400260 * lpfc_modelname_show - Return the model name of the hba
James Smarte59058c2008-08-24 21:49:00 -0400261 * @dev: class converted to a Scsi_host structure.
262 * @attr: device attribute, not used.
263 * @buf: on return contains the scsi vpd model name.
264 *
265 * Returns: size of formatted string.
266 **/
dea31012005-04-17 16:05:31 -0500267static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100268lpfc_modelname_show(struct device *dev, struct device_attribute *attr,
269 char *buf)
dea31012005-04-17 16:05:31 -0500270{
Tony Jonesee959b02008-02-22 00:13:36 +0100271 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500272 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
273 struct lpfc_hba *phba = vport->phba;
274
dea31012005-04-17 16:05:31 -0500275 return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelName);
276}
277
James Smarte59058c2008-08-24 21:49:00 -0400278/**
James Smart3621a712009-04-06 18:47:14 -0400279 * lpfc_programtype_show - Return the program type of the hba
James Smarte59058c2008-08-24 21:49:00 -0400280 * @dev: class converted to a Scsi_host structure.
281 * @attr: device attribute, not used.
282 * @buf: on return contains the scsi vpd program type.
283 *
284 * Returns: size of formatted string.
285 **/
dea31012005-04-17 16:05:31 -0500286static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100287lpfc_programtype_show(struct device *dev, struct device_attribute *attr,
288 char *buf)
dea31012005-04-17 16:05:31 -0500289{
Tony Jonesee959b02008-02-22 00:13:36 +0100290 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500291 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
292 struct lpfc_hba *phba = vport->phba;
293
dea31012005-04-17 16:05:31 -0500294 return snprintf(buf, PAGE_SIZE, "%s\n",phba->ProgramType);
295}
296
James Smarte59058c2008-08-24 21:49:00 -0400297/**
James Smart3621a712009-04-06 18:47:14 -0400298 * lpfc_mlomgmt_show - Return the Menlo Maintenance sli flag
James Smart84774a42008-08-24 21:50:06 -0400299 * @dev: class converted to a Scsi_host structure.
300 * @attr: device attribute, not used.
301 * @buf: on return contains the Menlo Maintenance sli flag.
302 *
303 * Returns: size of formatted string.
304 **/
305static ssize_t
306lpfc_mlomgmt_show(struct device *dev, struct device_attribute *attr, char *buf)
307{
308 struct Scsi_Host *shost = class_to_shost(dev);
309 struct lpfc_vport *vport = (struct lpfc_vport *)shost->hostdata;
310 struct lpfc_hba *phba = vport->phba;
311
312 return snprintf(buf, PAGE_SIZE, "%d\n",
313 (phba->sli.sli_flag & LPFC_MENLO_MAINT));
314}
315
316/**
James Smart3621a712009-04-06 18:47:14 -0400317 * lpfc_vportnum_show - Return the port number in ascii of the hba
James Smarte59058c2008-08-24 21:49:00 -0400318 * @dev: class converted to a Scsi_host structure.
319 * @attr: device attribute, not used.
320 * @buf: on return contains scsi vpd program type.
321 *
322 * Returns: size of formatted string.
323 **/
dea31012005-04-17 16:05:31 -0500324static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100325lpfc_vportnum_show(struct device *dev, struct device_attribute *attr,
326 char *buf)
dea31012005-04-17 16:05:31 -0500327{
Tony Jonesee959b02008-02-22 00:13:36 +0100328 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500329 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
330 struct lpfc_hba *phba = vport->phba;
331
dea31012005-04-17 16:05:31 -0500332 return snprintf(buf, PAGE_SIZE, "%s\n",phba->Port);
333}
334
James Smarte59058c2008-08-24 21:49:00 -0400335/**
James Smart3621a712009-04-06 18:47:14 -0400336 * lpfc_fwrev_show - Return the firmware rev running in the hba
James Smarte59058c2008-08-24 21:49:00 -0400337 * @dev: class converted to a Scsi_host structure.
338 * @attr: device attribute, not used.
339 * @buf: on return contains the scsi vpd program type.
340 *
341 * Returns: size of formatted string.
342 **/
dea31012005-04-17 16:05:31 -0500343static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100344lpfc_fwrev_show(struct device *dev, struct device_attribute *attr,
345 char *buf)
dea31012005-04-17 16:05:31 -0500346{
Tony Jonesee959b02008-02-22 00:13:36 +0100347 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500348 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
349 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -0500350 char fwrev[32];
James Smart2e0fef82007-06-17 19:56:36 -0500351
dea31012005-04-17 16:05:31 -0500352 lpfc_decode_firmware_rev(phba, fwrev, 1);
James Smart92d7f7b2007-06-17 19:56:38 -0500353 return snprintf(buf, PAGE_SIZE, "%s, sli-%d\n", fwrev, phba->sli_rev);
dea31012005-04-17 16:05:31 -0500354}
355
James Smarte59058c2008-08-24 21:49:00 -0400356/**
James Smart3621a712009-04-06 18:47:14 -0400357 * lpfc_hdw_show - Return the jedec information about the hba
James Smarte59058c2008-08-24 21:49:00 -0400358 * @dev: class converted to a Scsi_host structure.
359 * @attr: device attribute, not used.
360 * @buf: on return contains the scsi vpd program type.
361 *
362 * Returns: size of formatted string.
363 **/
dea31012005-04-17 16:05:31 -0500364static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100365lpfc_hdw_show(struct device *dev, struct device_attribute *attr, char *buf)
dea31012005-04-17 16:05:31 -0500366{
367 char hdw[9];
Tony Jonesee959b02008-02-22 00:13:36 +0100368 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500369 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
370 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -0500371 lpfc_vpd_t *vp = &phba->vpd;
James Smart2e0fef82007-06-17 19:56:36 -0500372
dea31012005-04-17 16:05:31 -0500373 lpfc_jedec_to_ascii(vp->rev.biuRev, hdw);
374 return snprintf(buf, PAGE_SIZE, "%s\n", hdw);
375}
James Smarte59058c2008-08-24 21:49:00 -0400376
377/**
James Smart3621a712009-04-06 18:47:14 -0400378 * lpfc_option_rom_version_show - Return the adapter ROM FCode version
James Smarte59058c2008-08-24 21:49:00 -0400379 * @dev: class converted to a Scsi_host structure.
380 * @attr: device attribute, not used.
381 * @buf: on return contains the ROM and FCode ascii strings.
382 *
383 * Returns: size of formatted string.
384 **/
dea31012005-04-17 16:05:31 -0500385static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100386lpfc_option_rom_version_show(struct device *dev, struct device_attribute *attr,
387 char *buf)
dea31012005-04-17 16:05:31 -0500388{
Tony Jonesee959b02008-02-22 00:13:36 +0100389 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500390 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
391 struct lpfc_hba *phba = vport->phba;
392
dea31012005-04-17 16:05:31 -0500393 return snprintf(buf, PAGE_SIZE, "%s\n", phba->OptionROMVersion);
394}
James Smarte59058c2008-08-24 21:49:00 -0400395
396/**
James Smart3621a712009-04-06 18:47:14 -0400397 * lpfc_state_show - Return the link state of the port
James Smarte59058c2008-08-24 21:49:00 -0400398 * @dev: class converted to a Scsi_host structure.
399 * @attr: device attribute, not used.
400 * @buf: on return contains text describing the state of the link.
401 *
402 * Notes:
403 * The switch statement has no default so zero will be returned.
404 *
405 * Returns: size of formatted string.
406 **/
dea31012005-04-17 16:05:31 -0500407static ssize_t
Hannes Reineckebbd1ae42008-03-18 14:32:28 +0100408lpfc_link_state_show(struct device *dev, struct device_attribute *attr,
409 char *buf)
dea31012005-04-17 16:05:31 -0500410{
Tony Jonesee959b02008-02-22 00:13:36 +0100411 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500412 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
413 struct lpfc_hba *phba = vport->phba;
414 int len = 0;
415
416 switch (phba->link_state) {
417 case LPFC_LINK_UNKNOWN:
Jamie Wellnitz41415862006-02-28 19:25:27 -0500418 case LPFC_WARM_START:
dea31012005-04-17 16:05:31 -0500419 case LPFC_INIT_START:
420 case LPFC_INIT_MBX_CMDS:
421 case LPFC_LINK_DOWN:
James Smart2e0fef82007-06-17 19:56:36 -0500422 case LPFC_HBA_ERROR:
James Smarta0c87cb2009-07-19 10:01:10 -0400423 if (phba->hba_flag & LINK_DISABLED)
424 len += snprintf(buf + len, PAGE_SIZE-len,
425 "Link Down - User disabled\n");
426 else
427 len += snprintf(buf + len, PAGE_SIZE-len,
428 "Link Down\n");
dea31012005-04-17 16:05:31 -0500429 break;
430 case LPFC_LINK_UP:
dea31012005-04-17 16:05:31 -0500431 case LPFC_CLEAR_LA:
dea31012005-04-17 16:05:31 -0500432 case LPFC_HBA_READY:
James Smarta8adb832007-10-27 13:37:53 -0400433 len += snprintf(buf + len, PAGE_SIZE-len, "Link Up - ");
James Smart2e0fef82007-06-17 19:56:36 -0500434
435 switch (vport->port_state) {
James Smart2e0fef82007-06-17 19:56:36 -0500436 case LPFC_LOCAL_CFG_LINK:
437 len += snprintf(buf + len, PAGE_SIZE-len,
James Smart92d7f7b2007-06-17 19:56:38 -0500438 "Configuring Link\n");
James Smart2e0fef82007-06-17 19:56:36 -0500439 break;
James Smart92d7f7b2007-06-17 19:56:38 -0500440 case LPFC_FDISC:
James Smart2e0fef82007-06-17 19:56:36 -0500441 case LPFC_FLOGI:
442 case LPFC_FABRIC_CFG_LINK:
443 case LPFC_NS_REG:
444 case LPFC_NS_QRY:
445 case LPFC_BUILD_DISC_LIST:
446 case LPFC_DISC_AUTH:
447 len += snprintf(buf + len, PAGE_SIZE - len,
448 "Discovery\n");
449 break;
450 case LPFC_VPORT_READY:
451 len += snprintf(buf + len, PAGE_SIZE - len, "Ready\n");
452 break;
453
James Smart92d7f7b2007-06-17 19:56:38 -0500454 case LPFC_VPORT_FAILED:
455 len += snprintf(buf + len, PAGE_SIZE - len, "Failed\n");
456 break;
457
458 case LPFC_VPORT_UNKNOWN:
James Smart2e0fef82007-06-17 19:56:36 -0500459 len += snprintf(buf + len, PAGE_SIZE - len,
460 "Unknown\n");
461 break;
462 }
James Smart84774a42008-08-24 21:50:06 -0400463 if (phba->sli.sli_flag & LPFC_MENLO_MAINT)
464 len += snprintf(buf + len, PAGE_SIZE-len,
465 " Menlo Maint Mode\n");
466 else if (phba->fc_topology == TOPOLOGY_LOOP) {
James Smart2e0fef82007-06-17 19:56:36 -0500467 if (vport->fc_flag & FC_PUBLIC_LOOP)
dea31012005-04-17 16:05:31 -0500468 len += snprintf(buf + len, PAGE_SIZE-len,
469 " Public Loop\n");
470 else
471 len += snprintf(buf + len, PAGE_SIZE-len,
472 " Private Loop\n");
473 } else {
James Smart2e0fef82007-06-17 19:56:36 -0500474 if (vport->fc_flag & FC_FABRIC)
dea31012005-04-17 16:05:31 -0500475 len += snprintf(buf + len, PAGE_SIZE-len,
476 " Fabric\n");
477 else
478 len += snprintf(buf + len, PAGE_SIZE-len,
479 " Point-2-Point\n");
480 }
481 }
James Smart2e0fef82007-06-17 19:56:36 -0500482
dea31012005-04-17 16:05:31 -0500483 return len;
484}
485
James Smarte59058c2008-08-24 21:49:00 -0400486/**
James Smart84d1b002010-02-12 14:42:33 -0500487 * lpfc_link_state_store - Transition the link_state on an HBA port
488 * @dev: class device that is converted into a Scsi_host.
489 * @attr: device attribute, not used.
490 * @buf: one or more lpfc_polling_flags values.
491 * @count: not used.
492 *
493 * Returns:
494 * -EINVAL if the buffer is not "up" or "down"
495 * return from link state change function if non-zero
496 * length of the buf on success
497 **/
498static ssize_t
499lpfc_link_state_store(struct device *dev, struct device_attribute *attr,
500 const char *buf, size_t count)
501{
502 struct Scsi_Host *shost = class_to_shost(dev);
503 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
504 struct lpfc_hba *phba = vport->phba;
505
506 int status = -EINVAL;
507
508 if ((strncmp(buf, "up", sizeof("up") - 1) == 0) &&
509 (phba->link_state == LPFC_LINK_DOWN))
James Smart6e7288d2010-06-07 15:23:35 -0400510 status = phba->lpfc_hba_init_link(phba, MBX_NOWAIT);
James Smart84d1b002010-02-12 14:42:33 -0500511 else if ((strncmp(buf, "down", sizeof("down") - 1) == 0) &&
512 (phba->link_state >= LPFC_LINK_UP))
James Smart6e7288d2010-06-07 15:23:35 -0400513 status = phba->lpfc_hba_down_link(phba, MBX_NOWAIT);
James Smart84d1b002010-02-12 14:42:33 -0500514
515 if (status == 0)
516 return strlen(buf);
517 else
518 return status;
519}
520
521/**
James Smart3621a712009-04-06 18:47:14 -0400522 * lpfc_num_discovered_ports_show - Return sum of mapped and unmapped vports
James Smarte59058c2008-08-24 21:49:00 -0400523 * @dev: class device that is converted into a Scsi_host.
524 * @attr: device attribute, not used.
525 * @buf: on return contains the sum of fc mapped and unmapped.
526 *
527 * Description:
528 * Returns the ascii text number of the sum of the fc mapped and unmapped
529 * vport counts.
530 *
531 * Returns: size of formatted string.
532 **/
dea31012005-04-17 16:05:31 -0500533static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100534lpfc_num_discovered_ports_show(struct device *dev,
535 struct device_attribute *attr, char *buf)
dea31012005-04-17 16:05:31 -0500536{
Tony Jonesee959b02008-02-22 00:13:36 +0100537 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500538 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
539
540 return snprintf(buf, PAGE_SIZE, "%d\n",
541 vport->fc_map_cnt + vport->fc_unmap_cnt);
dea31012005-04-17 16:05:31 -0500542}
543
James Smarte59058c2008-08-24 21:49:00 -0400544/**
James Smart3621a712009-04-06 18:47:14 -0400545 * lpfc_issue_lip - Misnomer, name carried over from long ago
James Smarte59058c2008-08-24 21:49:00 -0400546 * @shost: Scsi_Host pointer.
547 *
548 * Description:
549 * Bring the link down gracefully then re-init the link. The firmware will
550 * re-init the fiber channel interface as required. Does not issue a LIP.
551 *
552 * Returns:
553 * -EPERM port offline or management commands are being blocked
554 * -ENOMEM cannot allocate memory for the mailbox command
555 * -EIO error sending the mailbox command
556 * zero for success
557 **/
Andrew Vasquez91ca7b02005-10-27 16:03:37 -0700558static int
James Smart2e0fef82007-06-17 19:56:36 -0500559lpfc_issue_lip(struct Scsi_Host *shost)
dea31012005-04-17 16:05:31 -0500560{
James Smart2e0fef82007-06-17 19:56:36 -0500561 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
562 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -0500563 LPFC_MBOXQ_t *pmboxq;
564 int mbxstatus = MBXERR_ERROR;
565
James Smart2e0fef82007-06-17 19:56:36 -0500566 if ((vport->fc_flag & FC_OFFLINE_MODE) ||
James Smart83108bd2008-01-11 01:53:09 -0500567 (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO))
dea31012005-04-17 16:05:31 -0500568 return -EPERM;
569
570 pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
571
572 if (!pmboxq)
573 return -ENOMEM;
574
575 memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
James Smart04c68492009-05-22 14:52:52 -0400576 pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK;
577 pmboxq->u.mb.mbxOwner = OWN_HOST;
James Smart4db621e2006-07-06 15:49:49 -0400578
James Smart33ccf8d2006-08-17 11:57:58 -0400579 mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO * 2);
dea31012005-04-17 16:05:31 -0500580
James Smart04c68492009-05-22 14:52:52 -0400581 if ((mbxstatus == MBX_SUCCESS) &&
582 (pmboxq->u.mb.mbxStatus == 0 ||
583 pmboxq->u.mb.mbxStatus == MBXERR_LINK_DOWN)) {
James Smart4db621e2006-07-06 15:49:49 -0400584 memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
585 lpfc_init_link(phba, pmboxq, phba->cfg_topology,
586 phba->cfg_link_speed);
587 mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq,
588 phba->fc_ratov * 2);
James Smartdcf2a4e2010-09-29 11:18:53 -0400589 if ((mbxstatus == MBX_SUCCESS) &&
590 (pmboxq->u.mb.mbxStatus == MBXERR_SEC_NO_PERMISSION))
591 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
592 "2859 SLI authentication is required "
593 "for INIT_LINK but has not done yet\n");
James Smart4db621e2006-07-06 15:49:49 -0400594 }
595
James Smart5b8bd0c2007-04-25 09:52:49 -0400596 lpfc_set_loopback_flag(phba);
James Smart858c9f62007-06-17 19:56:39 -0500597 if (mbxstatus != MBX_TIMEOUT)
James.Smart@Emulex.Com433c3572005-10-28 20:28:56 -0400598 mempool_free(pmboxq, phba->mbox_mem_pool);
dea31012005-04-17 16:05:31 -0500599
600 if (mbxstatus == MBXERR_ERROR)
601 return -EIO;
602
Andrew Vasquez91ca7b02005-10-27 16:03:37 -0700603 return 0;
dea31012005-04-17 16:05:31 -0500604}
605
James Smarte59058c2008-08-24 21:49:00 -0400606/**
James Smart3621a712009-04-06 18:47:14 -0400607 * lpfc_do_offline - Issues a mailbox command to bring the link down
James Smarte59058c2008-08-24 21:49:00 -0400608 * @phba: lpfc_hba pointer.
609 * @type: LPFC_EVT_OFFLINE, LPFC_EVT_WARM_START, LPFC_EVT_KILL.
610 *
611 * Notes:
612 * Assumes any error from lpfc_do_offline() will be negative.
613 * Can wait up to 5 seconds for the port ring buffers count
614 * to reach zero, prints a warning if it is not zero and continues.
James Smart3621a712009-04-06 18:47:14 -0400615 * lpfc_workq_post_event() returns a non-zero return code if call fails.
James Smarte59058c2008-08-24 21:49:00 -0400616 *
617 * Returns:
618 * -EIO error posting the event
619 * zero for success
620 **/
James Smart40496f02006-07-06 15:50:22 -0400621static int
James Smart46fa3112007-04-25 09:51:45 -0400622lpfc_do_offline(struct lpfc_hba *phba, uint32_t type)
623{
624 struct completion online_compl;
625 struct lpfc_sli_ring *pring;
626 struct lpfc_sli *psli;
627 int status = 0;
628 int cnt = 0;
629 int i;
630
631 init_completion(&online_compl);
632 lpfc_workq_post_event(phba, &status, &online_compl,
633 LPFC_EVT_OFFLINE_PREP);
634 wait_for_completion(&online_compl);
635
636 if (status != 0)
637 return -EIO;
638
639 psli = &phba->sli;
640
James Smart09372822008-01-11 01:52:54 -0500641 /* Wait a little for things to settle down, but not
642 * long enough for dev loss timeout to expire.
643 */
James Smart46fa3112007-04-25 09:51:45 -0400644 for (i = 0; i < psli->num_rings; i++) {
645 pring = &psli->ring[i];
James Smart46fa3112007-04-25 09:51:45 -0400646 while (pring->txcmplq_cnt) {
647 msleep(10);
James Smart09372822008-01-11 01:52:54 -0500648 if (cnt++ > 500) { /* 5 secs */
James Smart46fa3112007-04-25 09:51:45 -0400649 lpfc_printf_log(phba,
650 KERN_WARNING, LOG_INIT,
James Smarte8b62012007-08-02 11:10:09 -0400651 "0466 Outstanding IO when "
652 "bringing Adapter offline\n");
James Smart46fa3112007-04-25 09:51:45 -0400653 break;
654 }
655 }
656 }
657
658 init_completion(&online_compl);
659 lpfc_workq_post_event(phba, &status, &online_compl, type);
660 wait_for_completion(&online_compl);
661
662 if (status != 0)
663 return -EIO;
664
665 return 0;
666}
667
James Smarte59058c2008-08-24 21:49:00 -0400668/**
James Smart3621a712009-04-06 18:47:14 -0400669 * lpfc_selective_reset - Offline then onlines the port
James Smarte59058c2008-08-24 21:49:00 -0400670 * @phba: lpfc_hba pointer.
671 *
672 * Description:
673 * If the port is configured to allow a reset then the hba is brought
674 * offline then online.
675 *
676 * Notes:
677 * Assumes any error from lpfc_do_offline() will be negative.
678 *
679 * Returns:
680 * lpfc_do_offline() return code if not zero
681 * -EIO reset not configured or error posting the event
682 * zero for success
683 **/
James Smart46fa3112007-04-25 09:51:45 -0400684static int
James Smart40496f02006-07-06 15:50:22 -0400685lpfc_selective_reset(struct lpfc_hba *phba)
686{
687 struct completion online_compl;
688 int status = 0;
689
James Smart13815c82008-01-11 01:52:48 -0500690 if (!phba->cfg_enable_hba_reset)
691 return -EIO;
692
James Smart46fa3112007-04-25 09:51:45 -0400693 status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
James Smart40496f02006-07-06 15:50:22 -0400694
695 if (status != 0)
James Smart46fa3112007-04-25 09:51:45 -0400696 return status;
James Smart40496f02006-07-06 15:50:22 -0400697
698 init_completion(&online_compl);
699 lpfc_workq_post_event(phba, &status, &online_compl,
700 LPFC_EVT_ONLINE);
701 wait_for_completion(&online_compl);
702
703 if (status != 0)
704 return -EIO;
705
706 return 0;
707}
708
James Smarte59058c2008-08-24 21:49:00 -0400709/**
James Smart3621a712009-04-06 18:47:14 -0400710 * lpfc_issue_reset - Selectively resets an adapter
James Smarte59058c2008-08-24 21:49:00 -0400711 * @dev: class device that is converted into a Scsi_host.
712 * @attr: device attribute, not used.
713 * @buf: containing the string "selective".
714 * @count: unused variable.
715 *
716 * Description:
717 * If the buf contains the string "selective" then lpfc_selective_reset()
718 * is called to perform the reset.
719 *
720 * Notes:
721 * Assumes any error from lpfc_selective_reset() will be negative.
722 * If lpfc_selective_reset() returns zero then the length of the buffer
André Goddard Rosaaf901ca2009-11-14 13:09:05 -0200723 * is returned which indicates success
James Smarte59058c2008-08-24 21:49:00 -0400724 *
725 * Returns:
726 * -EINVAL if the buffer does not contain the string "selective"
727 * length of buf if lpfc-selective_reset() if the call succeeds
728 * return value of lpfc_selective_reset() if the call fails
729**/
James Smart40496f02006-07-06 15:50:22 -0400730static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100731lpfc_issue_reset(struct device *dev, struct device_attribute *attr,
732 const char *buf, size_t count)
James Smart40496f02006-07-06 15:50:22 -0400733{
Tony Jonesee959b02008-02-22 00:13:36 +0100734 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500735 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
736 struct lpfc_hba *phba = vport->phba;
737
James Smart40496f02006-07-06 15:50:22 -0400738 int status = -EINVAL;
739
740 if (strncmp(buf, "selective", sizeof("selective") - 1) == 0)
741 status = lpfc_selective_reset(phba);
742
743 if (status == 0)
744 return strlen(buf);
745 else
746 return status;
747}
748
James Smarte59058c2008-08-24 21:49:00 -0400749/**
James Smart3621a712009-04-06 18:47:14 -0400750 * lpfc_nport_evt_cnt_show - Return the number of nport events
James Smarte59058c2008-08-24 21:49:00 -0400751 * @dev: class device that is converted into a Scsi_host.
752 * @attr: device attribute, not used.
753 * @buf: on return contains the ascii number of nport events.
754 *
755 * Returns: size of formatted string.
756 **/
dea31012005-04-17 16:05:31 -0500757static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100758lpfc_nport_evt_cnt_show(struct device *dev, struct device_attribute *attr,
759 char *buf)
dea31012005-04-17 16:05:31 -0500760{
Tony Jonesee959b02008-02-22 00:13:36 +0100761 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500762 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
763 struct lpfc_hba *phba = vport->phba;
764
dea31012005-04-17 16:05:31 -0500765 return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt);
766}
767
James Smarte59058c2008-08-24 21:49:00 -0400768/**
James Smart3621a712009-04-06 18:47:14 -0400769 * lpfc_board_mode_show - Return the state of the board
James Smarte59058c2008-08-24 21:49:00 -0400770 * @dev: class device that is converted into a Scsi_host.
771 * @attr: device attribute, not used.
772 * @buf: on return contains the state of the adapter.
773 *
774 * Returns: size of formatted string.
775 **/
dea31012005-04-17 16:05:31 -0500776static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100777lpfc_board_mode_show(struct device *dev, struct device_attribute *attr,
778 char *buf)
Jamie Wellnitz41415862006-02-28 19:25:27 -0500779{
Tony Jonesee959b02008-02-22 00:13:36 +0100780 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500781 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
782 struct lpfc_hba *phba = vport->phba;
Jamie Wellnitz41415862006-02-28 19:25:27 -0500783 char * state;
784
James Smart2e0fef82007-06-17 19:56:36 -0500785 if (phba->link_state == LPFC_HBA_ERROR)
Jamie Wellnitz41415862006-02-28 19:25:27 -0500786 state = "error";
James Smart2e0fef82007-06-17 19:56:36 -0500787 else if (phba->link_state == LPFC_WARM_START)
Jamie Wellnitz41415862006-02-28 19:25:27 -0500788 state = "warm start";
James Smart2e0fef82007-06-17 19:56:36 -0500789 else if (phba->link_state == LPFC_INIT_START)
Jamie Wellnitz41415862006-02-28 19:25:27 -0500790 state = "offline";
791 else
792 state = "online";
793
794 return snprintf(buf, PAGE_SIZE, "%s\n", state);
795}
796
James Smarte59058c2008-08-24 21:49:00 -0400797/**
James Smart3621a712009-04-06 18:47:14 -0400798 * lpfc_board_mode_store - Puts the hba in online, offline, warm or error state
James Smarte59058c2008-08-24 21:49:00 -0400799 * @dev: class device that is converted into a Scsi_host.
800 * @attr: device attribute, not used.
801 * @buf: containing one of the strings "online", "offline", "warm" or "error".
802 * @count: unused variable.
803 *
804 * Returns:
805 * -EACCES if enable hba reset not enabled
806 * -EINVAL if the buffer does not contain a valid string (see above)
807 * -EIO if lpfc_workq_post_event() or lpfc_do_offline() fails
808 * buf length greater than zero indicates success
809 **/
Jamie Wellnitz41415862006-02-28 19:25:27 -0500810static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100811lpfc_board_mode_store(struct device *dev, struct device_attribute *attr,
812 const char *buf, size_t count)
Jamie Wellnitz41415862006-02-28 19:25:27 -0500813{
Tony Jonesee959b02008-02-22 00:13:36 +0100814 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -0500815 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
816 struct lpfc_hba *phba = vport->phba;
Jamie Wellnitz41415862006-02-28 19:25:27 -0500817 struct completion online_compl;
818 int status=0;
819
James Smart13815c82008-01-11 01:52:48 -0500820 if (!phba->cfg_enable_hba_reset)
821 return -EACCES;
Jamie Wellnitz41415862006-02-28 19:25:27 -0500822 init_completion(&online_compl);
823
James Smart46fa3112007-04-25 09:51:45 -0400824 if(strncmp(buf, "online", sizeof("online") - 1) == 0) {
Jamie Wellnitz41415862006-02-28 19:25:27 -0500825 lpfc_workq_post_event(phba, &status, &online_compl,
826 LPFC_EVT_ONLINE);
James Smart46fa3112007-04-25 09:51:45 -0400827 wait_for_completion(&online_compl);
828 } else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0)
829 status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
Jamie Wellnitz41415862006-02-28 19:25:27 -0500830 else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0)
James Smart6a9c52c2009-10-02 15:16:51 -0400831 if (phba->sli_rev == LPFC_SLI_REV4)
832 return -EINVAL;
833 else
834 status = lpfc_do_offline(phba, LPFC_EVT_WARM_START);
James Smart46fa3112007-04-25 09:51:45 -0400835 else if (strncmp(buf, "error", sizeof("error") - 1) == 0)
James Smart6a9c52c2009-10-02 15:16:51 -0400836 if (phba->sli_rev == LPFC_SLI_REV4)
837 return -EINVAL;
838 else
839 status = lpfc_do_offline(phba, LPFC_EVT_KILL);
Jamie Wellnitz41415862006-02-28 19:25:27 -0500840 else
841 return -EINVAL;
842
Jamie Wellnitz41415862006-02-28 19:25:27 -0500843 if (!status)
844 return strlen(buf);
845 else
846 return -EIO;
847}
848
James Smarte59058c2008-08-24 21:49:00 -0400849/**
James Smart3621a712009-04-06 18:47:14 -0400850 * lpfc_get_hba_info - Return various bits of informaton about the adapter
James Smarte59058c2008-08-24 21:49:00 -0400851 * @phba: pointer to the adapter structure.
James Smart3621a712009-04-06 18:47:14 -0400852 * @mxri: max xri count.
853 * @axri: available xri count.
854 * @mrpi: max rpi count.
855 * @arpi: available rpi count.
856 * @mvpi: max vpi count.
857 * @avpi: available vpi count.
James Smarte59058c2008-08-24 21:49:00 -0400858 *
859 * Description:
860 * If an integer pointer for an count is not null then the value for the
861 * count is returned.
862 *
863 * Returns:
864 * zero on error
865 * one for success
866 **/
James Smart311464e2007-08-02 11:10:37 -0400867static int
James Smart858c9f62007-06-17 19:56:39 -0500868lpfc_get_hba_info(struct lpfc_hba *phba,
869 uint32_t *mxri, uint32_t *axri,
870 uint32_t *mrpi, uint32_t *arpi,
871 uint32_t *mvpi, uint32_t *avpi)
James Smart92d7f7b2007-06-17 19:56:38 -0500872{
James Smart04c68492009-05-22 14:52:52 -0400873 struct lpfc_mbx_read_config *rd_config;
James Smart92d7f7b2007-06-17 19:56:38 -0500874 LPFC_MBOXQ_t *pmboxq;
875 MAILBOX_t *pmb;
876 int rc = 0;
James Smart15672312010-04-06 14:49:03 -0400877 uint32_t max_vpi;
James Smart92d7f7b2007-06-17 19:56:38 -0500878
879 /*
880 * prevent udev from issuing mailbox commands until the port is
881 * configured.
882 */
883 if (phba->link_state < LPFC_LINK_DOWN ||
884 !phba->mbox_mem_pool ||
James Smartf4b4c682009-05-22 14:53:12 -0400885 (phba->sli.sli_flag & LPFC_SLI_ACTIVE) == 0)
James Smart92d7f7b2007-06-17 19:56:38 -0500886 return 0;
887
888 if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO)
889 return 0;
890
891 pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
892 if (!pmboxq)
893 return 0;
894 memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t));
895
James Smart04c68492009-05-22 14:52:52 -0400896 pmb = &pmboxq->u.mb;
James Smart92d7f7b2007-06-17 19:56:38 -0500897 pmb->mbxCommand = MBX_READ_CONFIG;
898 pmb->mbxOwner = OWN_HOST;
899 pmboxq->context1 = NULL;
900
James Smart75baf692010-06-08 18:31:21 -0400901 if (phba->pport->fc_flag & FC_OFFLINE_MODE)
James Smart92d7f7b2007-06-17 19:56:38 -0500902 rc = MBX_NOT_FINISHED;
903 else
904 rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
905
906 if (rc != MBX_SUCCESS) {
James Smart858c9f62007-06-17 19:56:39 -0500907 if (rc != MBX_TIMEOUT)
James Smart92d7f7b2007-06-17 19:56:38 -0500908 mempool_free(pmboxq, phba->mbox_mem_pool);
909 return 0;
910 }
911
James Smartda0436e2009-05-22 14:51:39 -0400912 if (phba->sli_rev == LPFC_SLI_REV4) {
913 rd_config = &pmboxq->u.mqe.un.rd_config;
914 if (mrpi)
915 *mrpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config);
916 if (arpi)
917 *arpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config) -
918 phba->sli4_hba.max_cfg_param.rpi_used;
919 if (mxri)
920 *mxri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config);
921 if (axri)
922 *axri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config) -
923 phba->sli4_hba.max_cfg_param.xri_used;
James Smart15672312010-04-06 14:49:03 -0400924
925 /* Account for differences with SLI-3. Get vpi count from
926 * mailbox data and subtract one for max vpi value.
927 */
928 max_vpi = (bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config) > 0) ?
929 (bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config) - 1) : 0;
930
James Smartda0436e2009-05-22 14:51:39 -0400931 if (mvpi)
James Smart15672312010-04-06 14:49:03 -0400932 *mvpi = max_vpi;
James Smartda0436e2009-05-22 14:51:39 -0400933 if (avpi)
James Smart15672312010-04-06 14:49:03 -0400934 *avpi = max_vpi - phba->sli4_hba.max_cfg_param.vpi_used;
James Smartda0436e2009-05-22 14:51:39 -0400935 } else {
936 if (mrpi)
937 *mrpi = pmb->un.varRdConfig.max_rpi;
938 if (arpi)
939 *arpi = pmb->un.varRdConfig.avail_rpi;
940 if (mxri)
941 *mxri = pmb->un.varRdConfig.max_xri;
942 if (axri)
943 *axri = pmb->un.varRdConfig.avail_xri;
944 if (mvpi)
945 *mvpi = pmb->un.varRdConfig.max_vpi;
946 if (avpi)
947 *avpi = pmb->un.varRdConfig.avail_vpi;
948 }
James Smart92d7f7b2007-06-17 19:56:38 -0500949
950 mempool_free(pmboxq, phba->mbox_mem_pool);
951 return 1;
952}
953
James Smarte59058c2008-08-24 21:49:00 -0400954/**
James Smart3621a712009-04-06 18:47:14 -0400955 * lpfc_max_rpi_show - Return maximum rpi
James Smarte59058c2008-08-24 21:49:00 -0400956 * @dev: class device that is converted into a Scsi_host.
957 * @attr: device attribute, not used.
958 * @buf: on return contains the maximum rpi count in decimal or "Unknown".
959 *
960 * Description:
961 * Calls lpfc_get_hba_info() asking for just the mrpi count.
962 * If lpfc_get_hba_info() returns zero (failure) the buffer text is set
963 * to "Unknown" and the buffer length is returned, therefore the caller
964 * must check for "Unknown" in the buffer to detect a failure.
965 *
966 * Returns: size of formatted string.
967 **/
James Smart92d7f7b2007-06-17 19:56:38 -0500968static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100969lpfc_max_rpi_show(struct device *dev, struct device_attribute *attr,
970 char *buf)
James Smart92d7f7b2007-06-17 19:56:38 -0500971{
Tony Jonesee959b02008-02-22 00:13:36 +0100972 struct Scsi_Host *shost = class_to_shost(dev);
James Smart92d7f7b2007-06-17 19:56:38 -0500973 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
974 struct lpfc_hba *phba = vport->phba;
975 uint32_t cnt;
976
James Smart858c9f62007-06-17 19:56:39 -0500977 if (lpfc_get_hba_info(phba, NULL, NULL, &cnt, NULL, NULL, NULL))
James Smart92d7f7b2007-06-17 19:56:38 -0500978 return snprintf(buf, PAGE_SIZE, "%d\n", cnt);
979 return snprintf(buf, PAGE_SIZE, "Unknown\n");
980}
981
James Smarte59058c2008-08-24 21:49:00 -0400982/**
James Smart3621a712009-04-06 18:47:14 -0400983 * lpfc_used_rpi_show - Return maximum rpi minus available rpi
James Smarte59058c2008-08-24 21:49:00 -0400984 * @dev: class device that is converted into a Scsi_host.
985 * @attr: device attribute, not used.
986 * @buf: containing the used rpi count in decimal or "Unknown".
987 *
988 * Description:
989 * Calls lpfc_get_hba_info() asking for just the mrpi and arpi counts.
990 * If lpfc_get_hba_info() returns zero (failure) the buffer text is set
991 * to "Unknown" and the buffer length is returned, therefore the caller
992 * must check for "Unknown" in the buffer to detect a failure.
993 *
994 * Returns: size of formatted string.
995 **/
James Smart92d7f7b2007-06-17 19:56:38 -0500996static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +0100997lpfc_used_rpi_show(struct device *dev, struct device_attribute *attr,
998 char *buf)
James Smart92d7f7b2007-06-17 19:56:38 -0500999{
Tony Jonesee959b02008-02-22 00:13:36 +01001000 struct Scsi_Host *shost = class_to_shost(dev);
James Smart92d7f7b2007-06-17 19:56:38 -05001001 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1002 struct lpfc_hba *phba = vport->phba;
1003 uint32_t cnt, acnt;
1004
James Smart858c9f62007-06-17 19:56:39 -05001005 if (lpfc_get_hba_info(phba, NULL, NULL, &cnt, &acnt, NULL, NULL))
James Smart92d7f7b2007-06-17 19:56:38 -05001006 return snprintf(buf, PAGE_SIZE, "%d\n", (cnt - acnt));
1007 return snprintf(buf, PAGE_SIZE, "Unknown\n");
1008}
1009
James Smarte59058c2008-08-24 21:49:00 -04001010/**
James Smart3621a712009-04-06 18:47:14 -04001011 * lpfc_max_xri_show - Return maximum xri
James Smarte59058c2008-08-24 21:49:00 -04001012 * @dev: class device that is converted into a Scsi_host.
1013 * @attr: device attribute, not used.
1014 * @buf: on return contains the maximum xri count in decimal or "Unknown".
1015 *
1016 * Description:
1017 * Calls lpfc_get_hba_info() asking for just the mrpi count.
1018 * If lpfc_get_hba_info() returns zero (failure) the buffer text is set
1019 * to "Unknown" and the buffer length is returned, therefore the caller
1020 * must check for "Unknown" in the buffer to detect a failure.
1021 *
1022 * Returns: size of formatted string.
1023 **/
James Smart92d7f7b2007-06-17 19:56:38 -05001024static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001025lpfc_max_xri_show(struct device *dev, struct device_attribute *attr,
1026 char *buf)
James Smart92d7f7b2007-06-17 19:56:38 -05001027{
Tony Jonesee959b02008-02-22 00:13:36 +01001028 struct Scsi_Host *shost = class_to_shost(dev);
James Smart92d7f7b2007-06-17 19:56:38 -05001029 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1030 struct lpfc_hba *phba = vport->phba;
1031 uint32_t cnt;
1032
James Smart858c9f62007-06-17 19:56:39 -05001033 if (lpfc_get_hba_info(phba, &cnt, NULL, NULL, NULL, NULL, NULL))
James Smart92d7f7b2007-06-17 19:56:38 -05001034 return snprintf(buf, PAGE_SIZE, "%d\n", cnt);
1035 return snprintf(buf, PAGE_SIZE, "Unknown\n");
1036}
1037
James Smarte59058c2008-08-24 21:49:00 -04001038/**
James Smart3621a712009-04-06 18:47:14 -04001039 * lpfc_used_xri_show - Return maximum xpi minus the available xpi
James Smarte59058c2008-08-24 21:49:00 -04001040 * @dev: class device that is converted into a Scsi_host.
1041 * @attr: device attribute, not used.
1042 * @buf: on return contains the used xri count in decimal or "Unknown".
1043 *
1044 * Description:
1045 * Calls lpfc_get_hba_info() asking for just the mxri and axri counts.
1046 * If lpfc_get_hba_info() returns zero (failure) the buffer text is set
1047 * to "Unknown" and the buffer length is returned, therefore the caller
1048 * must check for "Unknown" in the buffer to detect a failure.
1049 *
1050 * Returns: size of formatted string.
1051 **/
James Smart92d7f7b2007-06-17 19:56:38 -05001052static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001053lpfc_used_xri_show(struct device *dev, struct device_attribute *attr,
1054 char *buf)
James Smart92d7f7b2007-06-17 19:56:38 -05001055{
Tony Jonesee959b02008-02-22 00:13:36 +01001056 struct Scsi_Host *shost = class_to_shost(dev);
James Smart92d7f7b2007-06-17 19:56:38 -05001057 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1058 struct lpfc_hba *phba = vport->phba;
1059 uint32_t cnt, acnt;
1060
James Smart858c9f62007-06-17 19:56:39 -05001061 if (lpfc_get_hba_info(phba, &cnt, &acnt, NULL, NULL, NULL, NULL))
1062 return snprintf(buf, PAGE_SIZE, "%d\n", (cnt - acnt));
1063 return snprintf(buf, PAGE_SIZE, "Unknown\n");
1064}
1065
James Smarte59058c2008-08-24 21:49:00 -04001066/**
James Smart3621a712009-04-06 18:47:14 -04001067 * lpfc_max_vpi_show - Return maximum vpi
James Smarte59058c2008-08-24 21:49:00 -04001068 * @dev: class device that is converted into a Scsi_host.
1069 * @attr: device attribute, not used.
1070 * @buf: on return contains the maximum vpi count in decimal or "Unknown".
1071 *
1072 * Description:
1073 * Calls lpfc_get_hba_info() asking for just the mvpi count.
1074 * If lpfc_get_hba_info() returns zero (failure) the buffer text is set
1075 * to "Unknown" and the buffer length is returned, therefore the caller
1076 * must check for "Unknown" in the buffer to detect a failure.
1077 *
1078 * Returns: size of formatted string.
1079 **/
James Smart858c9f62007-06-17 19:56:39 -05001080static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001081lpfc_max_vpi_show(struct device *dev, struct device_attribute *attr,
1082 char *buf)
James Smart858c9f62007-06-17 19:56:39 -05001083{
Tony Jonesee959b02008-02-22 00:13:36 +01001084 struct Scsi_Host *shost = class_to_shost(dev);
James Smart858c9f62007-06-17 19:56:39 -05001085 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1086 struct lpfc_hba *phba = vport->phba;
1087 uint32_t cnt;
1088
1089 if (lpfc_get_hba_info(phba, NULL, NULL, NULL, NULL, &cnt, NULL))
1090 return snprintf(buf, PAGE_SIZE, "%d\n", cnt);
1091 return snprintf(buf, PAGE_SIZE, "Unknown\n");
1092}
1093
James Smarte59058c2008-08-24 21:49:00 -04001094/**
James Smart3621a712009-04-06 18:47:14 -04001095 * lpfc_used_vpi_show - Return maximum vpi minus the available vpi
James Smarte59058c2008-08-24 21:49:00 -04001096 * @dev: class device that is converted into a Scsi_host.
1097 * @attr: device attribute, not used.
1098 * @buf: on return contains the used vpi count in decimal or "Unknown".
1099 *
1100 * Description:
1101 * Calls lpfc_get_hba_info() asking for just the mvpi and avpi counts.
1102 * If lpfc_get_hba_info() returns zero (failure) the buffer text is set
1103 * to "Unknown" and the buffer length is returned, therefore the caller
1104 * must check for "Unknown" in the buffer to detect a failure.
1105 *
1106 * Returns: size of formatted string.
1107 **/
James Smart858c9f62007-06-17 19:56:39 -05001108static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001109lpfc_used_vpi_show(struct device *dev, struct device_attribute *attr,
1110 char *buf)
James Smart858c9f62007-06-17 19:56:39 -05001111{
Tony Jonesee959b02008-02-22 00:13:36 +01001112 struct Scsi_Host *shost = class_to_shost(dev);
James Smart858c9f62007-06-17 19:56:39 -05001113 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1114 struct lpfc_hba *phba = vport->phba;
1115 uint32_t cnt, acnt;
1116
1117 if (lpfc_get_hba_info(phba, NULL, NULL, NULL, NULL, &cnt, &acnt))
James Smart92d7f7b2007-06-17 19:56:38 -05001118 return snprintf(buf, PAGE_SIZE, "%d\n", (cnt - acnt));
1119 return snprintf(buf, PAGE_SIZE, "Unknown\n");
1120}
1121
James Smarte59058c2008-08-24 21:49:00 -04001122/**
James Smart3621a712009-04-06 18:47:14 -04001123 * lpfc_npiv_info_show - Return text about NPIV support for the adapter
James Smarte59058c2008-08-24 21:49:00 -04001124 * @dev: class device that is converted into a Scsi_host.
1125 * @attr: device attribute, not used.
1126 * @buf: text that must be interpreted to determine if npiv is supported.
1127 *
1128 * Description:
1129 * Buffer will contain text indicating npiv is not suppoerted on the port,
1130 * the port is an NPIV physical port, or it is an npiv virtual port with
1131 * the id of the vport.
1132 *
1133 * Returns: size of formatted string.
1134 **/
James Smart92d7f7b2007-06-17 19:56:38 -05001135static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001136lpfc_npiv_info_show(struct device *dev, struct device_attribute *attr,
1137 char *buf)
James Smart92d7f7b2007-06-17 19:56:38 -05001138{
Tony Jonesee959b02008-02-22 00:13:36 +01001139 struct Scsi_Host *shost = class_to_shost(dev);
James Smart92d7f7b2007-06-17 19:56:38 -05001140 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1141 struct lpfc_hba *phba = vport->phba;
1142
1143 if (!(phba->max_vpi))
1144 return snprintf(buf, PAGE_SIZE, "NPIV Not Supported\n");
1145 if (vport->port_type == LPFC_PHYSICAL_PORT)
1146 return snprintf(buf, PAGE_SIZE, "NPIV Physical\n");
1147 return snprintf(buf, PAGE_SIZE, "NPIV Virtual (VPI %d)\n", vport->vpi);
1148}
1149
James Smarte59058c2008-08-24 21:49:00 -04001150/**
James Smart3621a712009-04-06 18:47:14 -04001151 * lpfc_poll_show - Return text about poll support for the adapter
James Smarte59058c2008-08-24 21:49:00 -04001152 * @dev: class device that is converted into a Scsi_host.
1153 * @attr: device attribute, not used.
1154 * @buf: on return contains the cfg_poll in hex.
1155 *
1156 * Notes:
1157 * cfg_poll should be a lpfc_polling_flags type.
1158 *
1159 * Returns: size of formatted string.
1160 **/
Jamie Wellnitz41415862006-02-28 19:25:27 -05001161static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001162lpfc_poll_show(struct device *dev, struct device_attribute *attr,
1163 char *buf)
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001164{
Tony Jonesee959b02008-02-22 00:13:36 +01001165 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05001166 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1167 struct lpfc_hba *phba = vport->phba;
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001168
1169 return snprintf(buf, PAGE_SIZE, "%#x\n", phba->cfg_poll);
1170}
1171
James Smarte59058c2008-08-24 21:49:00 -04001172/**
James Smart3621a712009-04-06 18:47:14 -04001173 * lpfc_poll_store - Set the value of cfg_poll for the adapter
James Smarte59058c2008-08-24 21:49:00 -04001174 * @dev: class device that is converted into a Scsi_host.
1175 * @attr: device attribute, not used.
1176 * @buf: one or more lpfc_polling_flags values.
1177 * @count: not used.
1178 *
1179 * Notes:
1180 * buf contents converted to integer and checked for a valid value.
1181 *
1182 * Returns:
1183 * -EINVAL if the buffer connot be converted or is out of range
1184 * length of the buf on success
1185 **/
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001186static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001187lpfc_poll_store(struct device *dev, struct device_attribute *attr,
1188 const char *buf, size_t count)
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001189{
Tony Jonesee959b02008-02-22 00:13:36 +01001190 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05001191 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1192 struct lpfc_hba *phba = vport->phba;
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001193 uint32_t creg_val;
1194 uint32_t old_val;
1195 int val=0;
1196
1197 if (!isdigit(buf[0]))
1198 return -EINVAL;
1199
1200 if (sscanf(buf, "%i", &val) != 1)
1201 return -EINVAL;
1202
1203 if ((val & 0x3) != val)
1204 return -EINVAL;
1205
James Smart45ed1192009-10-02 15:17:02 -04001206 if (phba->sli_rev == LPFC_SLI_REV4)
1207 val = 0;
1208
James Smart2e0fef82007-06-17 19:56:36 -05001209 spin_lock_irq(&phba->hbalock);
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001210
1211 old_val = phba->cfg_poll;
1212
1213 if (val & ENABLE_FCP_RING_POLLING) {
1214 if ((val & DISABLE_FCP_RING_INT) &&
1215 !(old_val & DISABLE_FCP_RING_INT)) {
1216 creg_val = readl(phba->HCregaddr);
1217 creg_val &= ~(HC_R0INT_ENA << LPFC_FCP_RING);
1218 writel(creg_val, phba->HCregaddr);
1219 readl(phba->HCregaddr); /* flush */
1220
1221 lpfc_poll_start_timer(phba);
1222 }
1223 } else if (val != 0x0) {
James Smart2e0fef82007-06-17 19:56:36 -05001224 spin_unlock_irq(&phba->hbalock);
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001225 return -EINVAL;
1226 }
1227
1228 if (!(val & DISABLE_FCP_RING_INT) &&
1229 (old_val & DISABLE_FCP_RING_INT))
1230 {
James Smart2e0fef82007-06-17 19:56:36 -05001231 spin_unlock_irq(&phba->hbalock);
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001232 del_timer(&phba->fcp_poll_timer);
James Smart2e0fef82007-06-17 19:56:36 -05001233 spin_lock_irq(&phba->hbalock);
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001234 creg_val = readl(phba->HCregaddr);
1235 creg_val |= (HC_R0INT_ENA << LPFC_FCP_RING);
1236 writel(creg_val, phba->HCregaddr);
1237 readl(phba->HCregaddr); /* flush */
1238 }
1239
1240 phba->cfg_poll = val;
1241
James Smart2e0fef82007-06-17 19:56:36 -05001242 spin_unlock_irq(&phba->hbalock);
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001243
1244 return strlen(buf);
1245}
dea31012005-04-17 16:05:31 -05001246
James Smarte59058c2008-08-24 21:49:00 -04001247/**
James Smartbc739052010-08-04 16:11:18 -04001248 * lpfc_fips_level_show - Return the current FIPS level for the HBA
1249 * @dev: class unused variable.
1250 * @attr: device attribute, not used.
1251 * @buf: on return contains the module description text.
1252 *
1253 * Returns: size of formatted string.
1254 **/
1255static ssize_t
1256lpfc_fips_level_show(struct device *dev, struct device_attribute *attr,
1257 char *buf)
1258{
1259 struct Scsi_Host *shost = class_to_shost(dev);
1260 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1261 struct lpfc_hba *phba = vport->phba;
1262
1263 return snprintf(buf, PAGE_SIZE, "%d\n", phba->fips_level);
1264}
1265
1266/**
1267 * lpfc_fips_rev_show - Return the FIPS Spec revision for the HBA
1268 * @dev: class unused variable.
1269 * @attr: device attribute, not used.
1270 * @buf: on return contains the module description text.
1271 *
1272 * Returns: size of formatted string.
1273 **/
1274static ssize_t
1275lpfc_fips_rev_show(struct device *dev, struct device_attribute *attr,
1276 char *buf)
1277{
1278 struct Scsi_Host *shost = class_to_shost(dev);
1279 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1280 struct lpfc_hba *phba = vport->phba;
1281
1282 return snprintf(buf, PAGE_SIZE, "%d\n", phba->fips_spec_rev);
1283}
1284
1285/**
James Smart3621a712009-04-06 18:47:14 -04001286 * lpfc_param_show - Return a cfg attribute value in decimal
James Smarte59058c2008-08-24 21:49:00 -04001287 *
1288 * Description:
1289 * Macro that given an attr e.g. hba_queue_depth expands
1290 * into a function with the name lpfc_hba_queue_depth_show.
1291 *
1292 * lpfc_##attr##_show: Return the decimal value of an adapters cfg_xxx field.
1293 * @dev: class device that is converted into a Scsi_host.
1294 * @attr: device attribute, not used.
1295 * @buf: on return contains the attribute value in decimal.
1296 *
1297 * Returns: size of formatted string.
1298 **/
dea31012005-04-17 16:05:31 -05001299#define lpfc_param_show(attr) \
1300static ssize_t \
Tony Jonesee959b02008-02-22 00:13:36 +01001301lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
1302 char *buf) \
dea31012005-04-17 16:05:31 -05001303{ \
Tony Jonesee959b02008-02-22 00:13:36 +01001304 struct Scsi_Host *shost = class_to_shost(dev);\
James Smart2e0fef82007-06-17 19:56:36 -05001305 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
1306 struct lpfc_hba *phba = vport->phba;\
James Smart84d1b002010-02-12 14:42:33 -05001307 uint val = 0;\
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001308 val = phba->cfg_##attr;\
1309 return snprintf(buf, PAGE_SIZE, "%d\n",\
1310 phba->cfg_##attr);\
dea31012005-04-17 16:05:31 -05001311}
1312
James Smarte59058c2008-08-24 21:49:00 -04001313/**
James Smart3621a712009-04-06 18:47:14 -04001314 * lpfc_param_hex_show - Return a cfg attribute value in hex
James Smarte59058c2008-08-24 21:49:00 -04001315 *
1316 * Description:
1317 * Macro that given an attr e.g. hba_queue_depth expands
1318 * into a function with the name lpfc_hba_queue_depth_show
1319 *
1320 * lpfc_##attr##_show: Return the hex value of an adapters cfg_xxx field.
1321 * @dev: class device that is converted into a Scsi_host.
1322 * @attr: device attribute, not used.
James Smart3621a712009-04-06 18:47:14 -04001323 * @buf: on return contains the attribute value in hexadecimal.
James Smarte59058c2008-08-24 21:49:00 -04001324 *
1325 * Returns: size of formatted string.
1326 **/
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001327#define lpfc_param_hex_show(attr) \
1328static ssize_t \
Tony Jonesee959b02008-02-22 00:13:36 +01001329lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
1330 char *buf) \
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001331{ \
Tony Jonesee959b02008-02-22 00:13:36 +01001332 struct Scsi_Host *shost = class_to_shost(dev);\
James Smart2e0fef82007-06-17 19:56:36 -05001333 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
1334 struct lpfc_hba *phba = vport->phba;\
James Smart84d1b002010-02-12 14:42:33 -05001335 uint val = 0;\
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001336 val = phba->cfg_##attr;\
1337 return snprintf(buf, PAGE_SIZE, "%#x\n",\
1338 phba->cfg_##attr);\
1339}
1340
James Smarte59058c2008-08-24 21:49:00 -04001341/**
James Smart3621a712009-04-06 18:47:14 -04001342 * lpfc_param_init - Intializes a cfg attribute
James Smarte59058c2008-08-24 21:49:00 -04001343 *
1344 * Description:
1345 * Macro that given an attr e.g. hba_queue_depth expands
1346 * into a function with the name lpfc_hba_queue_depth_init. The macro also
1347 * takes a default argument, a minimum and maximum argument.
1348 *
1349 * lpfc_##attr##_init: Initializes an attribute.
1350 * @phba: pointer the the adapter structure.
1351 * @val: integer attribute value.
1352 *
1353 * Validates the min and max values then sets the adapter config field
1354 * accordingly, or uses the default if out of range and prints an error message.
1355 *
1356 * Returns:
1357 * zero on success
1358 * -EINVAL if default used
1359 **/
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001360#define lpfc_param_init(attr, default, minval, maxval) \
1361static int \
James Smart84d1b002010-02-12 14:42:33 -05001362lpfc_##attr##_init(struct lpfc_hba *phba, uint val) \
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001363{ \
1364 if (val >= minval && val <= maxval) {\
1365 phba->cfg_##attr = val;\
1366 return 0;\
1367 }\
1368 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, \
James Smarte8b62012007-08-02 11:10:09 -04001369 "0449 lpfc_"#attr" attribute cannot be set to %d, "\
1370 "allowed range is ["#minval", "#maxval"]\n", val); \
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001371 phba->cfg_##attr = default;\
1372 return -EINVAL;\
1373}
1374
James Smarte59058c2008-08-24 21:49:00 -04001375/**
James Smart3621a712009-04-06 18:47:14 -04001376 * lpfc_param_set - Set a cfg attribute value
James Smarte59058c2008-08-24 21:49:00 -04001377 *
1378 * Description:
1379 * Macro that given an attr e.g. hba_queue_depth expands
1380 * into a function with the name lpfc_hba_queue_depth_set
1381 *
1382 * lpfc_##attr##_set: Sets an attribute value.
1383 * @phba: pointer the the adapter structure.
1384 * @val: integer attribute value.
1385 *
1386 * Description:
1387 * Validates the min and max values then sets the
1388 * adapter config field if in the valid range. prints error message
1389 * and does not set the parameter if invalid.
1390 *
1391 * Returns:
1392 * zero on success
1393 * -EINVAL if val is invalid
1394 **/
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001395#define lpfc_param_set(attr, default, minval, maxval) \
1396static int \
James Smart84d1b002010-02-12 14:42:33 -05001397lpfc_##attr##_set(struct lpfc_hba *phba, uint val) \
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001398{ \
1399 if (val >= minval && val <= maxval) {\
1400 phba->cfg_##attr = val;\
1401 return 0;\
1402 }\
1403 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, \
James Smarte8b62012007-08-02 11:10:09 -04001404 "0450 lpfc_"#attr" attribute cannot be set to %d, "\
1405 "allowed range is ["#minval", "#maxval"]\n", val); \
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001406 return -EINVAL;\
1407}
1408
James Smarte59058c2008-08-24 21:49:00 -04001409/**
James Smart3621a712009-04-06 18:47:14 -04001410 * lpfc_param_store - Set a vport attribute value
James Smarte59058c2008-08-24 21:49:00 -04001411 *
1412 * Description:
1413 * Macro that given an attr e.g. hba_queue_depth expands
1414 * into a function with the name lpfc_hba_queue_depth_store.
1415 *
1416 * lpfc_##attr##_store: Set an sttribute value.
1417 * @dev: class device that is converted into a Scsi_host.
1418 * @attr: device attribute, not used.
1419 * @buf: contains the attribute value in ascii.
1420 * @count: not used.
1421 *
1422 * Description:
1423 * Convert the ascii text number to an integer, then
1424 * use the lpfc_##attr##_set function to set the value.
1425 *
1426 * Returns:
1427 * -EINVAL if val is invalid or lpfc_##attr##_set() fails
1428 * length of buffer upon success.
1429 **/
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001430#define lpfc_param_store(attr) \
dea31012005-04-17 16:05:31 -05001431static ssize_t \
Tony Jonesee959b02008-02-22 00:13:36 +01001432lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \
1433 const char *buf, size_t count) \
dea31012005-04-17 16:05:31 -05001434{ \
Tony Jonesee959b02008-02-22 00:13:36 +01001435 struct Scsi_Host *shost = class_to_shost(dev);\
James Smart2e0fef82007-06-17 19:56:36 -05001436 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
1437 struct lpfc_hba *phba = vport->phba;\
James Smart84d1b002010-02-12 14:42:33 -05001438 uint val = 0;\
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001439 if (!isdigit(buf[0]))\
1440 return -EINVAL;\
1441 if (sscanf(buf, "%i", &val) != 1)\
1442 return -EINVAL;\
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001443 if (lpfc_##attr##_set(phba, val) == 0) \
James.Smart@Emulex.Com755c0d02005-10-28 20:29:06 -04001444 return strlen(buf);\
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001445 else \
1446 return -EINVAL;\
dea31012005-04-17 16:05:31 -05001447}
1448
James Smarte59058c2008-08-24 21:49:00 -04001449/**
James Smart3621a712009-04-06 18:47:14 -04001450 * lpfc_vport_param_show - Return decimal formatted cfg attribute value
James Smarte59058c2008-08-24 21:49:00 -04001451 *
1452 * Description:
1453 * Macro that given an attr e.g. hba_queue_depth expands
1454 * into a function with the name lpfc_hba_queue_depth_show
1455 *
1456 * lpfc_##attr##_show: prints the attribute value in decimal.
1457 * @dev: class device that is converted into a Scsi_host.
1458 * @attr: device attribute, not used.
1459 * @buf: on return contains the attribute value in decimal.
1460 *
1461 * Returns: length of formatted string.
1462 **/
James Smart3de2a652007-08-02 11:09:59 -04001463#define lpfc_vport_param_show(attr) \
1464static ssize_t \
Tony Jonesee959b02008-02-22 00:13:36 +01001465lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
1466 char *buf) \
James Smart3de2a652007-08-02 11:09:59 -04001467{ \
Tony Jonesee959b02008-02-22 00:13:36 +01001468 struct Scsi_Host *shost = class_to_shost(dev);\
James Smart3de2a652007-08-02 11:09:59 -04001469 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
James Smart84d1b002010-02-12 14:42:33 -05001470 uint val = 0;\
James Smart3de2a652007-08-02 11:09:59 -04001471 val = vport->cfg_##attr;\
1472 return snprintf(buf, PAGE_SIZE, "%d\n", vport->cfg_##attr);\
1473}
1474
James Smarte59058c2008-08-24 21:49:00 -04001475/**
James Smart3621a712009-04-06 18:47:14 -04001476 * lpfc_vport_param_hex_show - Return hex formatted attribute value
James Smarte59058c2008-08-24 21:49:00 -04001477 *
1478 * Description:
1479 * Macro that given an attr e.g.
1480 * hba_queue_depth expands into a function with the name
1481 * lpfc_hba_queue_depth_show
1482 *
James Smart3621a712009-04-06 18:47:14 -04001483 * lpfc_##attr##_show: prints the attribute value in hexadecimal.
James Smarte59058c2008-08-24 21:49:00 -04001484 * @dev: class device that is converted into a Scsi_host.
1485 * @attr: device attribute, not used.
James Smart3621a712009-04-06 18:47:14 -04001486 * @buf: on return contains the attribute value in hexadecimal.
James Smarte59058c2008-08-24 21:49:00 -04001487 *
1488 * Returns: length of formatted string.
1489 **/
James Smart3de2a652007-08-02 11:09:59 -04001490#define lpfc_vport_param_hex_show(attr) \
1491static ssize_t \
Tony Jonesee959b02008-02-22 00:13:36 +01001492lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
1493 char *buf) \
James Smart3de2a652007-08-02 11:09:59 -04001494{ \
Tony Jonesee959b02008-02-22 00:13:36 +01001495 struct Scsi_Host *shost = class_to_shost(dev);\
James Smart3de2a652007-08-02 11:09:59 -04001496 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
James Smart84d1b002010-02-12 14:42:33 -05001497 uint val = 0;\
James Smart3de2a652007-08-02 11:09:59 -04001498 val = vport->cfg_##attr;\
1499 return snprintf(buf, PAGE_SIZE, "%#x\n", vport->cfg_##attr);\
1500}
1501
James Smarte59058c2008-08-24 21:49:00 -04001502/**
James Smart3621a712009-04-06 18:47:14 -04001503 * lpfc_vport_param_init - Initialize a vport cfg attribute
James Smarte59058c2008-08-24 21:49:00 -04001504 *
1505 * Description:
1506 * Macro that given an attr e.g. hba_queue_depth expands
1507 * into a function with the name lpfc_hba_queue_depth_init. The macro also
1508 * takes a default argument, a minimum and maximum argument.
1509 *
1510 * lpfc_##attr##_init: validates the min and max values then sets the
1511 * adapter config field accordingly, or uses the default if out of range
1512 * and prints an error message.
1513 * @phba: pointer the the adapter structure.
1514 * @val: integer attribute value.
1515 *
1516 * Returns:
1517 * zero on success
1518 * -EINVAL if default used
1519 **/
James Smart3de2a652007-08-02 11:09:59 -04001520#define lpfc_vport_param_init(attr, default, minval, maxval) \
1521static int \
James Smart84d1b002010-02-12 14:42:33 -05001522lpfc_##attr##_init(struct lpfc_vport *vport, uint val) \
James Smart3de2a652007-08-02 11:09:59 -04001523{ \
1524 if (val >= minval && val <= maxval) {\
1525 vport->cfg_##attr = val;\
1526 return 0;\
1527 }\
James Smarte8b62012007-08-02 11:10:09 -04001528 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, \
James Smartd7c255b2008-08-24 21:50:00 -04001529 "0423 lpfc_"#attr" attribute cannot be set to %d, "\
James Smarte8b62012007-08-02 11:10:09 -04001530 "allowed range is ["#minval", "#maxval"]\n", val); \
James Smart3de2a652007-08-02 11:09:59 -04001531 vport->cfg_##attr = default;\
1532 return -EINVAL;\
1533}
1534
James Smarte59058c2008-08-24 21:49:00 -04001535/**
James Smart3621a712009-04-06 18:47:14 -04001536 * lpfc_vport_param_set - Set a vport cfg attribute
James Smarte59058c2008-08-24 21:49:00 -04001537 *
1538 * Description:
1539 * Macro that given an attr e.g. hba_queue_depth expands
1540 * into a function with the name lpfc_hba_queue_depth_set
1541 *
1542 * lpfc_##attr##_set: validates the min and max values then sets the
1543 * adapter config field if in the valid range. prints error message
1544 * and does not set the parameter if invalid.
1545 * @phba: pointer the the adapter structure.
1546 * @val: integer attribute value.
1547 *
1548 * Returns:
1549 * zero on success
1550 * -EINVAL if val is invalid
1551 **/
James Smart3de2a652007-08-02 11:09:59 -04001552#define lpfc_vport_param_set(attr, default, minval, maxval) \
1553static int \
James Smart84d1b002010-02-12 14:42:33 -05001554lpfc_##attr##_set(struct lpfc_vport *vport, uint val) \
James Smart3de2a652007-08-02 11:09:59 -04001555{ \
1556 if (val >= minval && val <= maxval) {\
1557 vport->cfg_##attr = val;\
1558 return 0;\
1559 }\
James Smarte8b62012007-08-02 11:10:09 -04001560 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, \
James Smartd7c255b2008-08-24 21:50:00 -04001561 "0424 lpfc_"#attr" attribute cannot be set to %d, "\
James Smarte8b62012007-08-02 11:10:09 -04001562 "allowed range is ["#minval", "#maxval"]\n", val); \
James Smart3de2a652007-08-02 11:09:59 -04001563 return -EINVAL;\
1564}
1565
James Smarte59058c2008-08-24 21:49:00 -04001566/**
James Smart3621a712009-04-06 18:47:14 -04001567 * lpfc_vport_param_store - Set a vport attribute
James Smarte59058c2008-08-24 21:49:00 -04001568 *
1569 * Description:
1570 * Macro that given an attr e.g. hba_queue_depth
1571 * expands into a function with the name lpfc_hba_queue_depth_store
1572 *
1573 * lpfc_##attr##_store: convert the ascii text number to an integer, then
1574 * use the lpfc_##attr##_set function to set the value.
1575 * @cdev: class device that is converted into a Scsi_host.
1576 * @buf: contains the attribute value in decimal.
1577 * @count: not used.
1578 *
1579 * Returns:
1580 * -EINVAL if val is invalid or lpfc_##attr##_set() fails
1581 * length of buffer upon success.
1582 **/
James Smart3de2a652007-08-02 11:09:59 -04001583#define lpfc_vport_param_store(attr) \
1584static ssize_t \
Tony Jonesee959b02008-02-22 00:13:36 +01001585lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \
1586 const char *buf, size_t count) \
James Smart3de2a652007-08-02 11:09:59 -04001587{ \
Tony Jonesee959b02008-02-22 00:13:36 +01001588 struct Scsi_Host *shost = class_to_shost(dev);\
James Smart3de2a652007-08-02 11:09:59 -04001589 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
James Smart84d1b002010-02-12 14:42:33 -05001590 uint val = 0;\
James Smart3de2a652007-08-02 11:09:59 -04001591 if (!isdigit(buf[0]))\
1592 return -EINVAL;\
1593 if (sscanf(buf, "%i", &val) != 1)\
1594 return -EINVAL;\
1595 if (lpfc_##attr##_set(vport, val) == 0) \
1596 return strlen(buf);\
1597 else \
1598 return -EINVAL;\
1599}
1600
1601
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001602#define LPFC_ATTR(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001603static uint lpfc_##name = defval;\
1604module_param(lpfc_##name, uint, 0);\
dea31012005-04-17 16:05:31 -05001605MODULE_PARM_DESC(lpfc_##name, desc);\
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001606lpfc_param_init(name, defval, minval, maxval)
dea31012005-04-17 16:05:31 -05001607
1608#define LPFC_ATTR_R(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001609static uint lpfc_##name = defval;\
1610module_param(lpfc_##name, uint, 0);\
dea31012005-04-17 16:05:31 -05001611MODULE_PARM_DESC(lpfc_##name, desc);\
1612lpfc_param_show(name)\
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001613lpfc_param_init(name, defval, minval, maxval)\
Tony Jonesee959b02008-02-22 00:13:36 +01001614static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
dea31012005-04-17 16:05:31 -05001615
1616#define LPFC_ATTR_RW(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001617static uint lpfc_##name = defval;\
1618module_param(lpfc_##name, uint, 0);\
dea31012005-04-17 16:05:31 -05001619MODULE_PARM_DESC(lpfc_##name, desc);\
1620lpfc_param_show(name)\
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04001621lpfc_param_init(name, defval, minval, maxval)\
1622lpfc_param_set(name, defval, minval, maxval)\
1623lpfc_param_store(name)\
Tony Jonesee959b02008-02-22 00:13:36 +01001624static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
1625 lpfc_##name##_show, lpfc_##name##_store)
dea31012005-04-17 16:05:31 -05001626
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001627#define LPFC_ATTR_HEX_R(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001628static uint lpfc_##name = defval;\
1629module_param(lpfc_##name, uint, 0);\
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001630MODULE_PARM_DESC(lpfc_##name, desc);\
1631lpfc_param_hex_show(name)\
1632lpfc_param_init(name, defval, minval, maxval)\
Tony Jonesee959b02008-02-22 00:13:36 +01001633static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001634
1635#define LPFC_ATTR_HEX_RW(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001636static uint lpfc_##name = defval;\
1637module_param(lpfc_##name, uint, 0);\
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001638MODULE_PARM_DESC(lpfc_##name, desc);\
1639lpfc_param_hex_show(name)\
1640lpfc_param_init(name, defval, minval, maxval)\
1641lpfc_param_set(name, defval, minval, maxval)\
1642lpfc_param_store(name)\
Tony Jonesee959b02008-02-22 00:13:36 +01001643static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
1644 lpfc_##name##_show, lpfc_##name##_store)
James.Smart@Emulex.Com93a20f72005-10-28 20:29:32 -04001645
James Smart3de2a652007-08-02 11:09:59 -04001646#define LPFC_VPORT_ATTR(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001647static uint lpfc_##name = defval;\
1648module_param(lpfc_##name, uint, 0);\
James Smart3de2a652007-08-02 11:09:59 -04001649MODULE_PARM_DESC(lpfc_##name, desc);\
1650lpfc_vport_param_init(name, defval, minval, maxval)
1651
1652#define LPFC_VPORT_ATTR_R(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001653static uint lpfc_##name = defval;\
1654module_param(lpfc_##name, uint, 0);\
James Smart3de2a652007-08-02 11:09:59 -04001655MODULE_PARM_DESC(lpfc_##name, desc);\
1656lpfc_vport_param_show(name)\
1657lpfc_vport_param_init(name, defval, minval, maxval)\
Tony Jonesee959b02008-02-22 00:13:36 +01001658static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
James Smart3de2a652007-08-02 11:09:59 -04001659
1660#define LPFC_VPORT_ATTR_RW(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001661static uint lpfc_##name = defval;\
1662module_param(lpfc_##name, uint, 0);\
James Smart3de2a652007-08-02 11:09:59 -04001663MODULE_PARM_DESC(lpfc_##name, desc);\
1664lpfc_vport_param_show(name)\
1665lpfc_vport_param_init(name, defval, minval, maxval)\
1666lpfc_vport_param_set(name, defval, minval, maxval)\
1667lpfc_vport_param_store(name)\
Tony Jonesee959b02008-02-22 00:13:36 +01001668static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
1669 lpfc_##name##_show, lpfc_##name##_store)
James Smart3de2a652007-08-02 11:09:59 -04001670
1671#define LPFC_VPORT_ATTR_HEX_R(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001672static uint lpfc_##name = defval;\
1673module_param(lpfc_##name, uint, 0);\
James Smart3de2a652007-08-02 11:09:59 -04001674MODULE_PARM_DESC(lpfc_##name, desc);\
1675lpfc_vport_param_hex_show(name)\
1676lpfc_vport_param_init(name, defval, minval, maxval)\
Tony Jonesee959b02008-02-22 00:13:36 +01001677static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
James Smart3de2a652007-08-02 11:09:59 -04001678
1679#define LPFC_VPORT_ATTR_HEX_RW(name, defval, minval, maxval, desc) \
James Smart84d1b002010-02-12 14:42:33 -05001680static uint lpfc_##name = defval;\
1681module_param(lpfc_##name, uint, 0);\
James Smart3de2a652007-08-02 11:09:59 -04001682MODULE_PARM_DESC(lpfc_##name, desc);\
1683lpfc_vport_param_hex_show(name)\
1684lpfc_vport_param_init(name, defval, minval, maxval)\
1685lpfc_vport_param_set(name, defval, minval, maxval)\
1686lpfc_vport_param_store(name)\
Tony Jonesee959b02008-02-22 00:13:36 +01001687static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
1688 lpfc_##name##_show, lpfc_##name##_store)
James Smart3de2a652007-08-02 11:09:59 -04001689
James Smart81301a92008-12-04 22:39:46 -05001690static DEVICE_ATTR(bg_info, S_IRUGO, lpfc_bg_info_show, NULL);
1691static DEVICE_ATTR(bg_guard_err, S_IRUGO, lpfc_bg_guard_err_show, NULL);
1692static DEVICE_ATTR(bg_apptag_err, S_IRUGO, lpfc_bg_apptag_err_show, NULL);
1693static DEVICE_ATTR(bg_reftag_err, S_IRUGO, lpfc_bg_reftag_err_show, NULL);
Tony Jonesee959b02008-02-22 00:13:36 +01001694static DEVICE_ATTR(info, S_IRUGO, lpfc_info_show, NULL);
1695static DEVICE_ATTR(serialnum, S_IRUGO, lpfc_serialnum_show, NULL);
1696static DEVICE_ATTR(modeldesc, S_IRUGO, lpfc_modeldesc_show, NULL);
1697static DEVICE_ATTR(modelname, S_IRUGO, lpfc_modelname_show, NULL);
1698static DEVICE_ATTR(programtype, S_IRUGO, lpfc_programtype_show, NULL);
1699static DEVICE_ATTR(portnum, S_IRUGO, lpfc_vportnum_show, NULL);
1700static DEVICE_ATTR(fwrev, S_IRUGO, lpfc_fwrev_show, NULL);
1701static DEVICE_ATTR(hdw, S_IRUGO, lpfc_hdw_show, NULL);
James Smart84d1b002010-02-12 14:42:33 -05001702static DEVICE_ATTR(link_state, S_IRUGO | S_IWUSR, lpfc_link_state_show,
1703 lpfc_link_state_store);
Tony Jonesee959b02008-02-22 00:13:36 +01001704static DEVICE_ATTR(option_rom_version, S_IRUGO,
1705 lpfc_option_rom_version_show, NULL);
1706static DEVICE_ATTR(num_discovered_ports, S_IRUGO,
1707 lpfc_num_discovered_ports_show, NULL);
James Smart84774a42008-08-24 21:50:06 -04001708static DEVICE_ATTR(menlo_mgmt_mode, S_IRUGO, lpfc_mlomgmt_show, NULL);
Tony Jonesee959b02008-02-22 00:13:36 +01001709static DEVICE_ATTR(nport_evt_cnt, S_IRUGO, lpfc_nport_evt_cnt_show, NULL);
1710static DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show, NULL);
James Smart45ed1192009-10-02 15:17:02 -04001711static DEVICE_ATTR(lpfc_enable_fip, S_IRUGO, lpfc_enable_fip_show, NULL);
Tony Jonesee959b02008-02-22 00:13:36 +01001712static DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR,
1713 lpfc_board_mode_show, lpfc_board_mode_store);
1714static DEVICE_ATTR(issue_reset, S_IWUSR, NULL, lpfc_issue_reset);
1715static DEVICE_ATTR(max_vpi, S_IRUGO, lpfc_max_vpi_show, NULL);
1716static DEVICE_ATTR(used_vpi, S_IRUGO, lpfc_used_vpi_show, NULL);
1717static DEVICE_ATTR(max_rpi, S_IRUGO, lpfc_max_rpi_show, NULL);
1718static DEVICE_ATTR(used_rpi, S_IRUGO, lpfc_used_rpi_show, NULL);
1719static DEVICE_ATTR(max_xri, S_IRUGO, lpfc_max_xri_show, NULL);
1720static DEVICE_ATTR(used_xri, S_IRUGO, lpfc_used_xri_show, NULL);
1721static DEVICE_ATTR(npiv_info, S_IRUGO, lpfc_npiv_info_show, NULL);
1722static DEVICE_ATTR(lpfc_temp_sensor, S_IRUGO, lpfc_temp_sensor_show, NULL);
James Smartbc739052010-08-04 16:11:18 -04001723static DEVICE_ATTR(lpfc_fips_level, S_IRUGO, lpfc_fips_level_show, NULL);
1724static DEVICE_ATTR(lpfc_fips_rev, S_IRUGO, lpfc_fips_rev_show, NULL);
dea31012005-04-17 16:05:31 -05001725
James Smartc3f28af2006-08-18 17:47:18 -04001726
James Smarta12e07b2006-12-02 13:35:30 -05001727static char *lpfc_soft_wwn_key = "C99G71SL8032A";
James Smartc3f28af2006-08-18 17:47:18 -04001728
James Smarte59058c2008-08-24 21:49:00 -04001729/**
James Smart3621a712009-04-06 18:47:14 -04001730 * lpfc_soft_wwn_enable_store - Allows setting of the wwn if the key is valid
James Smarte59058c2008-08-24 21:49:00 -04001731 * @dev: class device that is converted into a Scsi_host.
1732 * @attr: device attribute, not used.
1733 * @buf: containing the string lpfc_soft_wwn_key.
1734 * @count: must be size of lpfc_soft_wwn_key.
1735 *
1736 * Returns:
1737 * -EINVAL if the buffer does not contain lpfc_soft_wwn_key
1738 * length of buf indicates success
1739 **/
James Smartc3f28af2006-08-18 17:47:18 -04001740static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001741lpfc_soft_wwn_enable_store(struct device *dev, struct device_attribute *attr,
1742 const char *buf, size_t count)
James Smartc3f28af2006-08-18 17:47:18 -04001743{
Tony Jonesee959b02008-02-22 00:13:36 +01001744 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05001745 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1746 struct lpfc_hba *phba = vport->phba;
James Smartc3f28af2006-08-18 17:47:18 -04001747 unsigned int cnt = count;
1748
1749 /*
1750 * We're doing a simple sanity check for soft_wwpn setting.
1751 * We require that the user write a specific key to enable
1752 * the soft_wwpn attribute to be settable. Once the attribute
1753 * is written, the enable key resets. If further updates are
1754 * desired, the key must be written again to re-enable the
1755 * attribute.
1756 *
1757 * The "key" is not secret - it is a hardcoded string shown
1758 * here. The intent is to protect against the random user or
1759 * application that is just writing attributes.
1760 */
1761
1762 /* count may include a LF at end of string */
1763 if (buf[cnt-1] == '\n')
1764 cnt--;
1765
James Smarta12e07b2006-12-02 13:35:30 -05001766 if ((cnt != strlen(lpfc_soft_wwn_key)) ||
1767 (strncmp(buf, lpfc_soft_wwn_key, strlen(lpfc_soft_wwn_key)) != 0))
James Smartc3f28af2006-08-18 17:47:18 -04001768 return -EINVAL;
1769
James Smarta12e07b2006-12-02 13:35:30 -05001770 phba->soft_wwn_enable = 1;
James Smartc3f28af2006-08-18 17:47:18 -04001771 return count;
1772}
Tony Jonesee959b02008-02-22 00:13:36 +01001773static DEVICE_ATTR(lpfc_soft_wwn_enable, S_IWUSR, NULL,
1774 lpfc_soft_wwn_enable_store);
James Smartc3f28af2006-08-18 17:47:18 -04001775
James Smarte59058c2008-08-24 21:49:00 -04001776/**
James Smart3621a712009-04-06 18:47:14 -04001777 * lpfc_soft_wwpn_show - Return the cfg soft ww port name of the adapter
James Smarte59058c2008-08-24 21:49:00 -04001778 * @dev: class device that is converted into a Scsi_host.
1779 * @attr: device attribute, not used.
James Smart3621a712009-04-06 18:47:14 -04001780 * @buf: on return contains the wwpn in hexadecimal.
James Smarte59058c2008-08-24 21:49:00 -04001781 *
1782 * Returns: size of formatted string.
1783 **/
James Smartc3f28af2006-08-18 17:47:18 -04001784static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001785lpfc_soft_wwpn_show(struct device *dev, struct device_attribute *attr,
1786 char *buf)
James Smartc3f28af2006-08-18 17:47:18 -04001787{
Tony Jonesee959b02008-02-22 00:13:36 +01001788 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05001789 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1790 struct lpfc_hba *phba = vport->phba;
1791
Randy Dunlapafc071e2006-10-23 21:47:13 -07001792 return snprintf(buf, PAGE_SIZE, "0x%llx\n",
1793 (unsigned long long)phba->cfg_soft_wwpn);
James Smartc3f28af2006-08-18 17:47:18 -04001794}
1795
James Smarte59058c2008-08-24 21:49:00 -04001796/**
James Smart3621a712009-04-06 18:47:14 -04001797 * lpfc_soft_wwpn_store - Set the ww port name of the adapter
James Smarte59058c2008-08-24 21:49:00 -04001798 * @dev class device that is converted into a Scsi_host.
1799 * @attr: device attribute, not used.
James Smart3621a712009-04-06 18:47:14 -04001800 * @buf: contains the wwpn in hexadecimal.
James Smarte59058c2008-08-24 21:49:00 -04001801 * @count: number of wwpn bytes in buf
1802 *
1803 * Returns:
1804 * -EACCES hba reset not enabled, adapter over temp
1805 * -EINVAL soft wwn not enabled, count is invalid, invalid wwpn byte invalid
1806 * -EIO error taking adapter offline or online
1807 * value of count on success
1808 **/
James Smartc3f28af2006-08-18 17:47:18 -04001809static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001810lpfc_soft_wwpn_store(struct device *dev, struct device_attribute *attr,
1811 const char *buf, size_t count)
James Smartc3f28af2006-08-18 17:47:18 -04001812{
Tony Jonesee959b02008-02-22 00:13:36 +01001813 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05001814 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1815 struct lpfc_hba *phba = vport->phba;
James Smartc3f28af2006-08-18 17:47:18 -04001816 struct completion online_compl;
1817 int stat1=0, stat2=0;
1818 unsigned int i, j, cnt=count;
1819 u8 wwpn[8];
1820
James Smart13815c82008-01-11 01:52:48 -05001821 if (!phba->cfg_enable_hba_reset)
1822 return -EACCES;
James Smart7af67052007-10-27 13:38:11 -04001823 spin_lock_irq(&phba->hbalock);
1824 if (phba->over_temp_state == HBA_OVER_TEMP) {
1825 spin_unlock_irq(&phba->hbalock);
James Smart09372822008-01-11 01:52:54 -05001826 return -EACCES;
James Smart7af67052007-10-27 13:38:11 -04001827 }
1828 spin_unlock_irq(&phba->hbalock);
James Smartc3f28af2006-08-18 17:47:18 -04001829 /* count may include a LF at end of string */
1830 if (buf[cnt-1] == '\n')
1831 cnt--;
1832
James Smarta12e07b2006-12-02 13:35:30 -05001833 if (!phba->soft_wwn_enable || (cnt < 16) || (cnt > 18) ||
James Smartc3f28af2006-08-18 17:47:18 -04001834 ((cnt == 17) && (*buf++ != 'x')) ||
1835 ((cnt == 18) && ((*buf++ != '0') || (*buf++ != 'x'))))
1836 return -EINVAL;
1837
James Smarta12e07b2006-12-02 13:35:30 -05001838 phba->soft_wwn_enable = 0;
James Smartc3f28af2006-08-18 17:47:18 -04001839
1840 memset(wwpn, 0, sizeof(wwpn));
1841
1842 /* Validate and store the new name */
1843 for (i=0, j=0; i < 16; i++) {
Andy Shevchenkoecc30992010-08-10 18:01:27 -07001844 int value;
1845
1846 value = hex_to_bin(*buf++);
1847 if (value >= 0)
1848 j = (j << 4) | value;
James Smartc3f28af2006-08-18 17:47:18 -04001849 else
1850 return -EINVAL;
1851 if (i % 2) {
1852 wwpn[i/2] = j & 0xff;
1853 j = 0;
1854 }
1855 }
1856 phba->cfg_soft_wwpn = wwn_to_u64(wwpn);
James Smart2e0fef82007-06-17 19:56:36 -05001857 fc_host_port_name(shost) = phba->cfg_soft_wwpn;
James Smarta12e07b2006-12-02 13:35:30 -05001858 if (phba->cfg_soft_wwnn)
James Smart2e0fef82007-06-17 19:56:36 -05001859 fc_host_node_name(shost) = phba->cfg_soft_wwnn;
James Smartc3f28af2006-08-18 17:47:18 -04001860
1861 dev_printk(KERN_NOTICE, &phba->pcidev->dev,
1862 "lpfc%d: Reinitializing to use soft_wwpn\n", phba->brd_no);
1863
James Smart46fa3112007-04-25 09:51:45 -04001864 stat1 = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
James Smartc3f28af2006-08-18 17:47:18 -04001865 if (stat1)
1866 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
James Smarte8b62012007-08-02 11:10:09 -04001867 "0463 lpfc_soft_wwpn attribute set failed to "
1868 "reinit adapter - %d\n", stat1);
James Smartc3f28af2006-08-18 17:47:18 -04001869 init_completion(&online_compl);
1870 lpfc_workq_post_event(phba, &stat2, &online_compl, LPFC_EVT_ONLINE);
1871 wait_for_completion(&online_compl);
1872 if (stat2)
1873 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
James Smarte8b62012007-08-02 11:10:09 -04001874 "0464 lpfc_soft_wwpn attribute set failed to "
1875 "reinit adapter - %d\n", stat2);
James Smartc3f28af2006-08-18 17:47:18 -04001876 return (stat1 || stat2) ? -EIO : count;
1877}
Tony Jonesee959b02008-02-22 00:13:36 +01001878static DEVICE_ATTR(lpfc_soft_wwpn, S_IRUGO | S_IWUSR,\
1879 lpfc_soft_wwpn_show, lpfc_soft_wwpn_store);
James Smartc3f28af2006-08-18 17:47:18 -04001880
James Smarte59058c2008-08-24 21:49:00 -04001881/**
James Smart3621a712009-04-06 18:47:14 -04001882 * lpfc_soft_wwnn_show - Return the cfg soft ww node name for the adapter
James Smarte59058c2008-08-24 21:49:00 -04001883 * @dev: class device that is converted into a Scsi_host.
1884 * @attr: device attribute, not used.
James Smart3621a712009-04-06 18:47:14 -04001885 * @buf: on return contains the wwnn in hexadecimal.
James Smarte59058c2008-08-24 21:49:00 -04001886 *
1887 * Returns: size of formatted string.
1888 **/
James Smarta12e07b2006-12-02 13:35:30 -05001889static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001890lpfc_soft_wwnn_show(struct device *dev, struct device_attribute *attr,
1891 char *buf)
James Smarta12e07b2006-12-02 13:35:30 -05001892{
Tony Jonesee959b02008-02-22 00:13:36 +01001893 struct Scsi_Host *shost = class_to_shost(dev);
James Smart51ef4c22007-08-02 11:10:31 -04001894 struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
James Smarta12e07b2006-12-02 13:35:30 -05001895 return snprintf(buf, PAGE_SIZE, "0x%llx\n",
1896 (unsigned long long)phba->cfg_soft_wwnn);
1897}
1898
James Smarte59058c2008-08-24 21:49:00 -04001899/**
James Smart3621a712009-04-06 18:47:14 -04001900 * lpfc_soft_wwnn_store - sets the ww node name of the adapter
James Smarte59058c2008-08-24 21:49:00 -04001901 * @cdev: class device that is converted into a Scsi_host.
James Smart3621a712009-04-06 18:47:14 -04001902 * @buf: contains the ww node name in hexadecimal.
James Smarte59058c2008-08-24 21:49:00 -04001903 * @count: number of wwnn bytes in buf.
1904 *
1905 * Returns:
1906 * -EINVAL soft wwn not enabled, count is invalid, invalid wwnn byte invalid
1907 * value of count on success
1908 **/
James Smarta12e07b2006-12-02 13:35:30 -05001909static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01001910lpfc_soft_wwnn_store(struct device *dev, struct device_attribute *attr,
1911 const char *buf, size_t count)
James Smarta12e07b2006-12-02 13:35:30 -05001912{
Tony Jonesee959b02008-02-22 00:13:36 +01001913 struct Scsi_Host *shost = class_to_shost(dev);
James Smart51ef4c22007-08-02 11:10:31 -04001914 struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
James Smarta12e07b2006-12-02 13:35:30 -05001915 unsigned int i, j, cnt=count;
1916 u8 wwnn[8];
1917
1918 /* count may include a LF at end of string */
1919 if (buf[cnt-1] == '\n')
1920 cnt--;
1921
1922 if (!phba->soft_wwn_enable || (cnt < 16) || (cnt > 18) ||
1923 ((cnt == 17) && (*buf++ != 'x')) ||
1924 ((cnt == 18) && ((*buf++ != '0') || (*buf++ != 'x'))))
1925 return -EINVAL;
1926
1927 /*
1928 * Allow wwnn to be set many times, as long as the enable is set.
1929 * However, once the wwpn is set, everything locks.
1930 */
1931
1932 memset(wwnn, 0, sizeof(wwnn));
1933
1934 /* Validate and store the new name */
1935 for (i=0, j=0; i < 16; i++) {
Andy Shevchenkoecc30992010-08-10 18:01:27 -07001936 int value;
1937
1938 value = hex_to_bin(*buf++);
1939 if (value >= 0)
1940 j = (j << 4) | value;
James Smarta12e07b2006-12-02 13:35:30 -05001941 else
1942 return -EINVAL;
1943 if (i % 2) {
1944 wwnn[i/2] = j & 0xff;
1945 j = 0;
1946 }
1947 }
1948 phba->cfg_soft_wwnn = wwn_to_u64(wwnn);
1949
1950 dev_printk(KERN_NOTICE, &phba->pcidev->dev,
1951 "lpfc%d: soft_wwnn set. Value will take effect upon "
1952 "setting of the soft_wwpn\n", phba->brd_no);
1953
1954 return count;
1955}
Tony Jonesee959b02008-02-22 00:13:36 +01001956static DEVICE_ATTR(lpfc_soft_wwnn, S_IRUGO | S_IWUSR,\
1957 lpfc_soft_wwnn_show, lpfc_soft_wwnn_store);
James Smarta12e07b2006-12-02 13:35:30 -05001958
James Smartc3f28af2006-08-18 17:47:18 -04001959
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05001960static int lpfc_poll = 0;
1961module_param(lpfc_poll, int, 0);
1962MODULE_PARM_DESC(lpfc_poll, "FCP ring polling mode control:"
1963 " 0 - none,"
1964 " 1 - poll with interrupts enabled"
1965 " 3 - poll and disable FCP ring interrupts");
1966
Tony Jonesee959b02008-02-22 00:13:36 +01001967static DEVICE_ATTR(lpfc_poll, S_IRUGO | S_IWUSR,
1968 lpfc_poll_show, lpfc_poll_store);
dea31012005-04-17 16:05:31 -05001969
James Smart92d7f7b2007-06-17 19:56:38 -05001970int lpfc_sli_mode = 0;
1971module_param(lpfc_sli_mode, int, 0);
1972MODULE_PARM_DESC(lpfc_sli_mode, "SLI mode selector:"
1973 " 0 - auto (SLI-3 if supported),"
1974 " 2 - select SLI-2 even on SLI-3 capable HBAs,"
1975 " 3 - select SLI-3");
1976
James Smart15672312010-04-06 14:49:03 -04001977int lpfc_enable_npiv = 1;
James Smart7ee5d432007-10-27 13:37:17 -04001978module_param(lpfc_enable_npiv, int, 0);
1979MODULE_PARM_DESC(lpfc_enable_npiv, "Enable NPIV functionality");
1980lpfc_param_show(enable_npiv);
James Smart4b40c592010-03-15 11:25:44 -04001981lpfc_param_init(enable_npiv, 1, 0, 1);
James Smart15672312010-04-06 14:49:03 -04001982static DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO, lpfc_enable_npiv_show, NULL);
James Smart92d7f7b2007-06-17 19:56:38 -05001983
dea31012005-04-17 16:05:31 -05001984/*
James Smart84d1b002010-02-12 14:42:33 -05001985# lpfc_suppress_link_up: Bring link up at initialization
1986# 0x0 = bring link up (issue MBX_INIT_LINK)
1987# 0x1 = do NOT bring link up at initialization(MBX_INIT_LINK)
1988# 0x2 = never bring up link
1989# Default value is 0.
1990*/
James Smarte40a02c2010-02-26 14:13:54 -05001991LPFC_ATTR_R(suppress_link_up, LPFC_INITIALIZE_LINK, LPFC_INITIALIZE_LINK,
1992 LPFC_DELAY_INIT_LINK_INDEFINITELY,
1993 "Suppress Link Up at initialization");
James Smart2a9bf3d2010-06-07 15:24:45 -04001994/*
1995# lpfc_cnt: Number of IOCBs allocated for ELS, CT, and ABTS
1996# 1 - (1024)
1997# 2 - (2048)
1998# 3 - (3072)
1999# 4 - (4096)
2000# 5 - (5120)
2001*/
2002static ssize_t
2003lpfc_iocb_hw_show(struct device *dev, struct device_attribute *attr, char *buf)
2004{
2005 struct Scsi_Host *shost = class_to_shost(dev);
2006 struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba;
2007
2008 return snprintf(buf, PAGE_SIZE, "%d\n", phba->iocb_max);
2009}
2010
2011static DEVICE_ATTR(iocb_hw, S_IRUGO,
2012 lpfc_iocb_hw_show, NULL);
2013static ssize_t
2014lpfc_txq_hw_show(struct device *dev, struct device_attribute *attr, char *buf)
2015{
2016 struct Scsi_Host *shost = class_to_shost(dev);
2017 struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba;
2018
2019 return snprintf(buf, PAGE_SIZE, "%d\n",
2020 phba->sli.ring[LPFC_ELS_RING].txq_max);
2021}
2022
2023static DEVICE_ATTR(txq_hw, S_IRUGO,
2024 lpfc_txq_hw_show, NULL);
2025static ssize_t
2026lpfc_txcmplq_hw_show(struct device *dev, struct device_attribute *attr,
2027 char *buf)
2028{
2029 struct Scsi_Host *shost = class_to_shost(dev);
2030 struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba;
2031
2032 return snprintf(buf, PAGE_SIZE, "%d\n",
2033 phba->sli.ring[LPFC_ELS_RING].txcmplq_max);
2034}
2035
2036static DEVICE_ATTR(txcmplq_hw, S_IRUGO,
2037 lpfc_txcmplq_hw_show, NULL);
2038
2039int lpfc_iocb_cnt = 2;
2040module_param(lpfc_iocb_cnt, int, 1);
2041MODULE_PARM_DESC(lpfc_iocb_cnt,
2042 "Number of IOCBs alloc for ELS, CT, and ABTS: 1k to 5k IOCBs");
2043lpfc_param_show(iocb_cnt);
2044lpfc_param_init(iocb_cnt, 2, 1, 5);
2045static DEVICE_ATTR(lpfc_iocb_cnt, S_IRUGO,
2046 lpfc_iocb_cnt_show, NULL);
James Smart84d1b002010-02-12 14:42:33 -05002047
2048/*
James Smartc01f3202006-08-18 17:47:08 -04002049# lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear
2050# until the timer expires. Value range is [0,255]. Default value is 30.
2051*/
2052static int lpfc_nodev_tmo = LPFC_DEF_DEVLOSS_TMO;
2053static int lpfc_devloss_tmo = LPFC_DEF_DEVLOSS_TMO;
2054module_param(lpfc_nodev_tmo, int, 0);
2055MODULE_PARM_DESC(lpfc_nodev_tmo,
2056 "Seconds driver will hold I/O waiting "
2057 "for a device to come back");
James Smarte59058c2008-08-24 21:49:00 -04002058
2059/**
James Smart3621a712009-04-06 18:47:14 -04002060 * lpfc_nodev_tmo_show - Return the hba dev loss timeout value
James Smarte59058c2008-08-24 21:49:00 -04002061 * @dev: class converted to a Scsi_host structure.
2062 * @attr: device attribute, not used.
2063 * @buf: on return contains the dev loss timeout in decimal.
2064 *
2065 * Returns: size of formatted string.
2066 **/
James Smartc01f3202006-08-18 17:47:08 -04002067static ssize_t
Tony Jonesee959b02008-02-22 00:13:36 +01002068lpfc_nodev_tmo_show(struct device *dev, struct device_attribute *attr,
2069 char *buf)
James Smartc01f3202006-08-18 17:47:08 -04002070{
Tony Jonesee959b02008-02-22 00:13:36 +01002071 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05002072 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
James Smarte40a02c2010-02-26 14:13:54 -05002073
James Smart3de2a652007-08-02 11:09:59 -04002074 return snprintf(buf, PAGE_SIZE, "%d\n", vport->cfg_devloss_tmo);
James Smartc01f3202006-08-18 17:47:08 -04002075}
2076
James Smarte59058c2008-08-24 21:49:00 -04002077/**
James Smart3621a712009-04-06 18:47:14 -04002078 * lpfc_nodev_tmo_init - Set the hba nodev timeout value
James Smarte59058c2008-08-24 21:49:00 -04002079 * @vport: lpfc vport structure pointer.
2080 * @val: contains the nodev timeout value.
2081 *
2082 * Description:
2083 * If the devloss tmo is already set then nodev tmo is set to devloss tmo,
2084 * a kernel error message is printed and zero is returned.
2085 * Else if val is in range then nodev tmo and devloss tmo are set to val.
2086 * Otherwise nodev tmo is set to the default value.
2087 *
2088 * Returns:
2089 * zero if already set or if val is in range
2090 * -EINVAL val out of range
2091 **/
James Smartc01f3202006-08-18 17:47:08 -04002092static int
James Smart3de2a652007-08-02 11:09:59 -04002093lpfc_nodev_tmo_init(struct lpfc_vport *vport, int val)
James Smartc01f3202006-08-18 17:47:08 -04002094{
James Smart3de2a652007-08-02 11:09:59 -04002095 if (vport->cfg_devloss_tmo != LPFC_DEF_DEVLOSS_TMO) {
2096 vport->cfg_nodev_tmo = vport->cfg_devloss_tmo;
2097 if (val != LPFC_DEF_DEVLOSS_TMO)
James Smarte8b62012007-08-02 11:10:09 -04002098 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
James Smartd7c255b2008-08-24 21:50:00 -04002099 "0407 Ignoring nodev_tmo module "
James Smarte8b62012007-08-02 11:10:09 -04002100 "parameter because devloss_tmo is "
2101 "set.\n");
James Smartc01f3202006-08-18 17:47:08 -04002102 return 0;
2103 }
2104
2105 if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) {
James Smart3de2a652007-08-02 11:09:59 -04002106 vport->cfg_nodev_tmo = val;
2107 vport->cfg_devloss_tmo = val;
James Smartc01f3202006-08-18 17:47:08 -04002108 return 0;
2109 }
James Smarte8b62012007-08-02 11:10:09 -04002110 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
2111 "0400 lpfc_nodev_tmo attribute cannot be set to"
2112 " %d, allowed range is [%d, %d]\n",
2113 val, LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO);
James Smart3de2a652007-08-02 11:09:59 -04002114 vport->cfg_nodev_tmo = LPFC_DEF_DEVLOSS_TMO;
James Smartc01f3202006-08-18 17:47:08 -04002115 return -EINVAL;
2116}
2117
James Smarte59058c2008-08-24 21:49:00 -04002118/**
James Smart3621a712009-04-06 18:47:14 -04002119 * lpfc_update_rport_devloss_tmo - Update dev loss tmo value
James Smarte59058c2008-08-24 21:49:00 -04002120 * @vport: lpfc vport structure pointer.
2121 *
2122 * Description:
2123 * Update all the ndlp's dev loss tmo with the vport devloss tmo value.
2124 **/
James Smart7054a602007-04-25 09:52:34 -04002125static void
James Smart3de2a652007-08-02 11:09:59 -04002126lpfc_update_rport_devloss_tmo(struct lpfc_vport *vport)
James Smart7054a602007-04-25 09:52:34 -04002127{
James Smart858c9f62007-06-17 19:56:39 -05002128 struct Scsi_Host *shost;
James Smart7054a602007-04-25 09:52:34 -04002129 struct lpfc_nodelist *ndlp;
2130
James Smart51ef4c22007-08-02 11:10:31 -04002131 shost = lpfc_shost_from_vport(vport);
2132 spin_lock_irq(shost->host_lock);
2133 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp)
James Smarte47c9092008-02-08 18:49:26 -05002134 if (NLP_CHK_NODE_ACT(ndlp) && ndlp->rport)
James Smart51ef4c22007-08-02 11:10:31 -04002135 ndlp->rport->dev_loss_tmo = vport->cfg_devloss_tmo;
2136 spin_unlock_irq(shost->host_lock);
James Smart7054a602007-04-25 09:52:34 -04002137}
2138
James Smarte59058c2008-08-24 21:49:00 -04002139/**
James Smart3621a712009-04-06 18:47:14 -04002140 * lpfc_nodev_tmo_set - Set the vport nodev tmo and devloss tmo values
James Smarte59058c2008-08-24 21:49:00 -04002141 * @vport: lpfc vport structure pointer.
2142 * @val: contains the tmo value.
2143 *
2144 * Description:
2145 * If the devloss tmo is already set or the vport dev loss tmo has changed
2146 * then a kernel error message is printed and zero is returned.
2147 * Else if val is in range then nodev tmo and devloss tmo are set to val.
2148 * Otherwise nodev tmo is set to the default value.
2149 *
2150 * Returns:
2151 * zero if already set or if val is in range
2152 * -EINVAL val out of range
2153 **/
James Smartc01f3202006-08-18 17:47:08 -04002154static int
James Smart3de2a652007-08-02 11:09:59 -04002155lpfc_nodev_tmo_set(struct lpfc_vport *vport, int val)
James Smartc01f3202006-08-18 17:47:08 -04002156{
James Smart3de2a652007-08-02 11:09:59 -04002157 if (vport->dev_loss_tmo_changed ||
2158 (lpfc_devloss_tmo != LPFC_DEF_DEVLOSS_TMO)) {
James Smarte8b62012007-08-02 11:10:09 -04002159 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
2160 "0401 Ignoring change to nodev_tmo "
2161 "because devloss_tmo is set.\n");
James Smartc01f3202006-08-18 17:47:08 -04002162 return 0;
2163 }
James Smartc01f3202006-08-18 17:47:08 -04002164 if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) {
James Smart3de2a652007-08-02 11:09:59 -04002165 vport->cfg_nodev_tmo = val;
2166 vport->cfg_devloss_tmo = val;
Mike Christie0af5d702010-09-15 16:52:31 -05002167 /*
2168 * For compat: set the fc_host dev loss so new rports
2169 * will get the value.
2170 */
2171 fc_host_dev_loss_tmo(lpfc_shost_from_vport(vport)) = val;
James Smart3de2a652007-08-02 11:09:59 -04002172 lpfc_update_rport_devloss_tmo(vport);
James Smartc01f3202006-08-18 17:47:08 -04002173 return 0;
2174 }
James Smarte8b62012007-08-02 11:10:09 -04002175 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
2176 "0403 lpfc_nodev_tmo attribute cannot be set to"
2177 "%d, allowed range is [%d, %d]\n",
2178 val, LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO);
James Smartc01f3202006-08-18 17:47:08 -04002179 return -EINVAL;
2180}
2181
James Smart3de2a652007-08-02 11:09:59 -04002182lpfc_vport_param_store(nodev_tmo)
James Smartc01f3202006-08-18 17:47:08 -04002183
Tony Jonesee959b02008-02-22 00:13:36 +01002184static DEVICE_ATTR(lpfc_nodev_tmo, S_IRUGO | S_IWUSR,
2185 lpfc_nodev_tmo_show, lpfc_nodev_tmo_store);
James Smartc01f3202006-08-18 17:47:08 -04002186
2187/*
2188# lpfc_devloss_tmo: If set, it will hold all I/O errors on devices that
2189# disappear until the timer expires. Value range is [0,255]. Default
2190# value is 30.
2191*/
2192module_param(lpfc_devloss_tmo, int, 0);
2193MODULE_PARM_DESC(lpfc_devloss_tmo,
2194 "Seconds driver will hold I/O waiting "
2195 "for a device to come back");
James Smart3de2a652007-08-02 11:09:59 -04002196lpfc_vport_param_init(devloss_tmo, LPFC_DEF_DEVLOSS_TMO,
2197 LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO)
2198lpfc_vport_param_show(devloss_tmo)
James Smarte59058c2008-08-24 21:49:00 -04002199
2200/**
James Smart3621a712009-04-06 18:47:14 -04002201 * lpfc_devloss_tmo_set - Sets vport nodev tmo, devloss tmo values, changed bit
James Smarte59058c2008-08-24 21:49:00 -04002202 * @vport: lpfc vport structure pointer.
2203 * @val: contains the tmo value.
2204 *
2205 * Description:
2206 * If val is in a valid range then set the vport nodev tmo,
2207 * devloss tmo, also set the vport dev loss tmo changed flag.
2208 * Else a kernel error message is printed.
2209 *
2210 * Returns:
2211 * zero if val is in range
2212 * -EINVAL val out of range
2213 **/
James Smartc01f3202006-08-18 17:47:08 -04002214static int
James Smart3de2a652007-08-02 11:09:59 -04002215lpfc_devloss_tmo_set(struct lpfc_vport *vport, int val)
James Smartc01f3202006-08-18 17:47:08 -04002216{
2217 if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) {
James Smart3de2a652007-08-02 11:09:59 -04002218 vport->cfg_nodev_tmo = val;
2219 vport->cfg_devloss_tmo = val;
2220 vport->dev_loss_tmo_changed = 1;
Mike Christie0af5d702010-09-15 16:52:31 -05002221 fc_host_dev_loss_tmo(lpfc_shost_from_vport(vport)) = val;
James Smart3de2a652007-08-02 11:09:59 -04002222 lpfc_update_rport_devloss_tmo(vport);
James Smartc01f3202006-08-18 17:47:08 -04002223 return 0;
2224 }
2225
James Smarte8b62012007-08-02 11:10:09 -04002226 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
2227 "0404 lpfc_devloss_tmo attribute cannot be set to"
2228 " %d, allowed range is [%d, %d]\n",
2229 val, LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO);
James Smartc01f3202006-08-18 17:47:08 -04002230 return -EINVAL;
2231}
2232
James Smart3de2a652007-08-02 11:09:59 -04002233lpfc_vport_param_store(devloss_tmo)
Tony Jonesee959b02008-02-22 00:13:36 +01002234static DEVICE_ATTR(lpfc_devloss_tmo, S_IRUGO | S_IWUSR,
2235 lpfc_devloss_tmo_show, lpfc_devloss_tmo_store);
James Smartc01f3202006-08-18 17:47:08 -04002236
2237/*
dea31012005-04-17 16:05:31 -05002238# lpfc_log_verbose: Only turn this flag on if you are willing to risk being
2239# deluged with LOTS of information.
2240# You can set a bit mask to record specific types of verbose messages:
James Smartf4b4c682009-05-22 14:53:12 -04002241# See lpfc_logmsh.h for definitions.
dea31012005-04-17 16:05:31 -05002242*/
James Smartf4b4c682009-05-22 14:53:12 -04002243LPFC_VPORT_ATTR_HEX_RW(log_verbose, 0x0, 0x0, 0xffffffff,
James Smarte8b62012007-08-02 11:10:09 -04002244 "Verbose logging bit-mask");
dea31012005-04-17 16:05:31 -05002245
2246/*
James Smart7ee5d432007-10-27 13:37:17 -04002247# lpfc_enable_da_id: This turns on the DA_ID CT command that deregisters
2248# objects that have been registered with the nameserver after login.
2249*/
2250LPFC_VPORT_ATTR_R(enable_da_id, 0, 0, 1,
2251 "Deregister nameserver objects before LOGO");
2252
2253/*
dea31012005-04-17 16:05:31 -05002254# lun_queue_depth: This parameter is used to limit the number of outstanding
2255# commands per FCP LUN. Value range is [1,128]. Default value is 30.
2256*/
James Smart3de2a652007-08-02 11:09:59 -04002257LPFC_VPORT_ATTR_R(lun_queue_depth, 30, 1, 128,
2258 "Max number of FCP commands we can queue to a specific LUN");
dea31012005-04-17 16:05:31 -05002259
2260/*
James Smart7dc517d2010-07-14 15:32:10 -04002261# tgt_queue_depth: This parameter is used to limit the number of outstanding
2262# commands per target port. Value range is [10,65535]. Default value is 65535.
2263*/
2264LPFC_VPORT_ATTR_R(tgt_queue_depth, 65535, 10, 65535,
2265 "Max number of FCP commands we can queue to a specific target port");
2266
2267/*
Jamie Wellnitzb28485a2006-02-28 19:25:21 -05002268# hba_queue_depth: This parameter is used to limit the number of outstanding
2269# commands per lpfc HBA. Value range is [32,8192]. If this parameter
2270# value is greater than the maximum number of exchanges supported by the HBA,
2271# then maximum number of exchanges supported by the HBA is used to determine
2272# the hba_queue_depth.
2273*/
2274LPFC_ATTR_R(hba_queue_depth, 8192, 32, 8192,
2275 "Max number of FCP commands we can queue to a lpfc HBA");
2276
2277/*
James Smart92d7f7b2007-06-17 19:56:38 -05002278# peer_port_login: This parameter allows/prevents logins
2279# between peer ports hosted on the same physical port.
2280# When this parameter is set 0 peer ports of same physical port
2281# are not allowed to login to each other.
2282# When this parameter is set 1 peer ports of same physical port
2283# are allowed to login to each other.
2284# Default value of this parameter is 0.
2285*/
James Smart3de2a652007-08-02 11:09:59 -04002286LPFC_VPORT_ATTR_R(peer_port_login, 0, 0, 1,
2287 "Allow peer ports on the same physical port to login to each "
2288 "other.");
James Smart92d7f7b2007-06-17 19:56:38 -05002289
2290/*
James Smart3de2a652007-08-02 11:09:59 -04002291# restrict_login: This parameter allows/prevents logins
James Smart92d7f7b2007-06-17 19:56:38 -05002292# between Virtual Ports and remote initiators.
2293# When this parameter is not set (0) Virtual Ports will accept PLOGIs from
2294# other initiators and will attempt to PLOGI all remote ports.
2295# When this parameter is set (1) Virtual Ports will reject PLOGIs from
2296# remote ports and will not attempt to PLOGI to other initiators.
2297# This parameter does not restrict to the physical port.
2298# This parameter does not restrict logins to Fabric resident remote ports.
2299# Default value of this parameter is 1.
2300*/
James Smart3de2a652007-08-02 11:09:59 -04002301static int lpfc_restrict_login = 1;
2302module_param(lpfc_restrict_login, int, 0);
2303MODULE_PARM_DESC(lpfc_restrict_login,
2304 "Restrict virtual ports login to remote initiators.");
2305lpfc_vport_param_show(restrict_login);
2306
James Smarte59058c2008-08-24 21:49:00 -04002307/**
James Smart3621a712009-04-06 18:47:14 -04002308 * lpfc_restrict_login_init - Set the vport restrict login flag
James Smarte59058c2008-08-24 21:49:00 -04002309 * @vport: lpfc vport structure pointer.
2310 * @val: contains the restrict login value.
2311 *
2312 * Description:
2313 * If val is not in a valid range then log a kernel error message and set
2314 * the vport restrict login to one.
2315 * If the port type is physical clear the restrict login flag and return.
2316 * Else set the restrict login flag to val.
2317 *
2318 * Returns:
2319 * zero if val is in range
2320 * -EINVAL val out of range
2321 **/
James Smart3de2a652007-08-02 11:09:59 -04002322static int
2323lpfc_restrict_login_init(struct lpfc_vport *vport, int val)
2324{
2325 if (val < 0 || val > 1) {
James Smarte8b62012007-08-02 11:10:09 -04002326 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
James Smartd7c255b2008-08-24 21:50:00 -04002327 "0422 lpfc_restrict_login attribute cannot "
James Smarte8b62012007-08-02 11:10:09 -04002328 "be set to %d, allowed range is [0, 1]\n",
2329 val);
James Smart3de2a652007-08-02 11:09:59 -04002330 vport->cfg_restrict_login = 1;
2331 return -EINVAL;
2332 }
2333 if (vport->port_type == LPFC_PHYSICAL_PORT) {
2334 vport->cfg_restrict_login = 0;
2335 return 0;
2336 }
2337 vport->cfg_restrict_login = val;
2338 return 0;
2339}
2340
James Smarte59058c2008-08-24 21:49:00 -04002341/**
James Smart3621a712009-04-06 18:47:14 -04002342 * lpfc_restrict_login_set - Set the vport restrict login flag
James Smarte59058c2008-08-24 21:49:00 -04002343 * @vport: lpfc vport structure pointer.
2344 * @val: contains the restrict login value.
2345 *
2346 * Description:
2347 * If val is not in a valid range then log a kernel error message and set
2348 * the vport restrict login to one.
2349 * If the port type is physical and the val is not zero log a kernel
2350 * error message, clear the restrict login flag and return zero.
2351 * Else set the restrict login flag to val.
2352 *
2353 * Returns:
2354 * zero if val is in range
2355 * -EINVAL val out of range
2356 **/
James Smart3de2a652007-08-02 11:09:59 -04002357static int
2358lpfc_restrict_login_set(struct lpfc_vport *vport, int val)
2359{
2360 if (val < 0 || val > 1) {
James Smarte8b62012007-08-02 11:10:09 -04002361 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
James Smartd7c255b2008-08-24 21:50:00 -04002362 "0425 lpfc_restrict_login attribute cannot "
James Smarte8b62012007-08-02 11:10:09 -04002363 "be set to %d, allowed range is [0, 1]\n",
2364 val);
James Smart3de2a652007-08-02 11:09:59 -04002365 vport->cfg_restrict_login = 1;
2366 return -EINVAL;
2367 }
2368 if (vport->port_type == LPFC_PHYSICAL_PORT && val != 0) {
James Smarte8b62012007-08-02 11:10:09 -04002369 lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
2370 "0468 lpfc_restrict_login must be 0 for "
2371 "Physical ports.\n");
James Smart3de2a652007-08-02 11:09:59 -04002372 vport->cfg_restrict_login = 0;
2373 return 0;
2374 }
2375 vport->cfg_restrict_login = val;
2376 return 0;
2377}
2378lpfc_vport_param_store(restrict_login);
Tony Jonesee959b02008-02-22 00:13:36 +01002379static DEVICE_ATTR(lpfc_restrict_login, S_IRUGO | S_IWUSR,
2380 lpfc_restrict_login_show, lpfc_restrict_login_store);
James Smart92d7f7b2007-06-17 19:56:38 -05002381
2382/*
dea31012005-04-17 16:05:31 -05002383# Some disk devices have a "select ID" or "select Target" capability.
2384# From a protocol standpoint "select ID" usually means select the
2385# Fibre channel "ALPA". In the FC-AL Profile there is an "informative
2386# annex" which contains a table that maps a "select ID" (a number
2387# between 0 and 7F) to an ALPA. By default, for compatibility with
2388# older drivers, the lpfc driver scans this table from low ALPA to high
2389# ALPA.
2390#
2391# Turning on the scan-down variable (on = 1, off = 0) will
2392# cause the lpfc driver to use an inverted table, effectively
2393# scanning ALPAs from high to low. Value range is [0,1]. Default value is 1.
2394#
2395# (Note: This "select ID" functionality is a LOOP ONLY characteristic
2396# and will not work across a fabric. Also this parameter will take
2397# effect only in the case when ALPA map is not available.)
2398*/
James Smart3de2a652007-08-02 11:09:59 -04002399LPFC_VPORT_ATTR_R(scan_down, 1, 0, 1,
2400 "Start scanning for devices from highest ALPA to lowest");
dea31012005-04-17 16:05:31 -05002401
2402/*
dea31012005-04-17 16:05:31 -05002403# lpfc_topology: link topology for init link
2404# 0x0 = attempt loop mode then point-to-point
Jamie Wellnitz367c2712006-02-28 19:25:32 -05002405# 0x01 = internal loopback mode
dea31012005-04-17 16:05:31 -05002406# 0x02 = attempt point-to-point mode only
2407# 0x04 = attempt loop mode only
2408# 0x06 = attempt point-to-point mode then loop
2409# Set point-to-point mode if you want to run as an N_Port.
2410# Set loop mode if you want to run as an NL_Port. Value range is [0,0x6].
2411# Default value is 0.
2412*/
James Smarte59058c2008-08-24 21:49:00 -04002413
2414/**
James Smart3621a712009-04-06 18:47:14 -04002415 * lpfc_topology_set - Set the adapters topology field
James Smarte59058c2008-08-24 21:49:00 -04002416 * @phba: lpfc_hba pointer.
2417 * @val: topology value.
2418 *
2419 * Description:
2420 * If val is in a valid range then set the adapter's topology field and
2421 * issue a lip; if the lip fails reset the topology to the old value.
2422 *
2423 * If the value is not in range log a kernel error message and return an error.
2424 *
2425 * Returns:
2426 * zero if val is in range and lip okay
2427 * non-zero return value from lpfc_issue_lip()
2428 * -EINVAL val out of range
2429 **/
James Smarta257bf92009-04-06 18:48:10 -04002430static ssize_t
2431lpfc_topology_store(struct device *dev, struct device_attribute *attr,
2432 const char *buf, size_t count)
James Smart83108bd2008-01-11 01:53:09 -05002433{
James Smarta257bf92009-04-06 18:48:10 -04002434 struct Scsi_Host *shost = class_to_shost(dev);
2435 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2436 struct lpfc_hba *phba = vport->phba;
2437 int val = 0;
2438 int nolip = 0;
2439 const char *val_buf = buf;
James Smart83108bd2008-01-11 01:53:09 -05002440 int err;
2441 uint32_t prev_val;
James Smarta257bf92009-04-06 18:48:10 -04002442
2443 if (!strncmp(buf, "nolip ", strlen("nolip "))) {
2444 nolip = 1;
2445 val_buf = &buf[strlen("nolip ")];
2446 }
2447
2448 if (!isdigit(val_buf[0]))
2449 return -EINVAL;
2450 if (sscanf(val_buf, "%i", &val) != 1)
2451 return -EINVAL;
2452
James Smart83108bd2008-01-11 01:53:09 -05002453 if (val >= 0 && val <= 6) {
2454 prev_val = phba->cfg_topology;
2455 phba->cfg_topology = val;
James Smarta257bf92009-04-06 18:48:10 -04002456 if (nolip)
2457 return strlen(buf);
2458
James Smart83108bd2008-01-11 01:53:09 -05002459 err = lpfc_issue_lip(lpfc_shost_from_vport(phba->pport));
James Smarta257bf92009-04-06 18:48:10 -04002460 if (err) {
James Smart83108bd2008-01-11 01:53:09 -05002461 phba->cfg_topology = prev_val;
James Smarta257bf92009-04-06 18:48:10 -04002462 return -EINVAL;
2463 } else
2464 return strlen(buf);
James Smart83108bd2008-01-11 01:53:09 -05002465 }
2466 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
2467 "%d:0467 lpfc_topology attribute cannot be set to %d, "
2468 "allowed range is [0, 6]\n",
2469 phba->brd_no, val);
2470 return -EINVAL;
2471}
2472static int lpfc_topology = 0;
2473module_param(lpfc_topology, int, 0);
2474MODULE_PARM_DESC(lpfc_topology, "Select Fibre Channel topology");
2475lpfc_param_show(topology)
2476lpfc_param_init(topology, 0, 0, 6)
Tony Jonesee959b02008-02-22 00:13:36 +01002477static DEVICE_ATTR(lpfc_topology, S_IRUGO | S_IWUSR,
James Smart83108bd2008-01-11 01:53:09 -05002478 lpfc_topology_show, lpfc_topology_store);
dea31012005-04-17 16:05:31 -05002479
James Smart21e9a0a2009-05-22 14:53:21 -04002480/**
2481 * lpfc_static_vport_show: Read callback function for
2482 * lpfc_static_vport sysfs file.
2483 * @dev: Pointer to class device object.
2484 * @attr: device attribute structure.
2485 * @buf: Data buffer.
2486 *
2487 * This function is the read call back function for
2488 * lpfc_static_vport sysfs file. The lpfc_static_vport
2489 * sysfs file report the mageability of the vport.
2490 **/
2491static ssize_t
2492lpfc_static_vport_show(struct device *dev, struct device_attribute *attr,
2493 char *buf)
2494{
2495 struct Scsi_Host *shost = class_to_shost(dev);
2496 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2497 if (vport->vport_flag & STATIC_VPORT)
2498 sprintf(buf, "1\n");
2499 else
2500 sprintf(buf, "0\n");
2501
2502 return strlen(buf);
2503}
2504
2505/*
2506 * Sysfs attribute to control the statistical data collection.
2507 */
2508static DEVICE_ATTR(lpfc_static_vport, S_IRUGO,
2509 lpfc_static_vport_show, NULL);
James Smartea2151b2008-09-07 11:52:10 -04002510
2511/**
James Smart3621a712009-04-06 18:47:14 -04002512 * lpfc_stat_data_ctrl_store - write call back for lpfc_stat_data_ctrl sysfs file
James Smartea2151b2008-09-07 11:52:10 -04002513 * @dev: Pointer to class device.
2514 * @buf: Data buffer.
2515 * @count: Size of the data buffer.
2516 *
2517 * This function get called when an user write to the lpfc_stat_data_ctrl
2518 * sysfs file. This function parse the command written to the sysfs file
2519 * and take appropriate action. These commands are used for controlling
2520 * driver statistical data collection.
2521 * Following are the command this function handles.
2522 *
2523 * setbucket <bucket_type> <base> <step>
2524 * = Set the latency buckets.
2525 * destroybucket = destroy all the buckets.
2526 * start = start data collection
2527 * stop = stop data collection
2528 * reset = reset the collected data
2529 **/
2530static ssize_t
2531lpfc_stat_data_ctrl_store(struct device *dev, struct device_attribute *attr,
2532 const char *buf, size_t count)
2533{
2534 struct Scsi_Host *shost = class_to_shost(dev);
2535 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2536 struct lpfc_hba *phba = vport->phba;
2537#define LPFC_MAX_DATA_CTRL_LEN 1024
2538 static char bucket_data[LPFC_MAX_DATA_CTRL_LEN];
2539 unsigned long i;
2540 char *str_ptr, *token;
2541 struct lpfc_vport **vports;
2542 struct Scsi_Host *v_shost;
2543 char *bucket_type_str, *base_str, *step_str;
2544 unsigned long base, step, bucket_type;
2545
2546 if (!strncmp(buf, "setbucket", strlen("setbucket"))) {
James Smarta257bf92009-04-06 18:48:10 -04002547 if (strlen(buf) > (LPFC_MAX_DATA_CTRL_LEN - 1))
James Smartea2151b2008-09-07 11:52:10 -04002548 return -EINVAL;
2549
2550 strcpy(bucket_data, buf);
2551 str_ptr = &bucket_data[0];
2552 /* Ignore this token - this is command token */
2553 token = strsep(&str_ptr, "\t ");
2554 if (!token)
2555 return -EINVAL;
2556
2557 bucket_type_str = strsep(&str_ptr, "\t ");
2558 if (!bucket_type_str)
2559 return -EINVAL;
2560
2561 if (!strncmp(bucket_type_str, "linear", strlen("linear")))
2562 bucket_type = LPFC_LINEAR_BUCKET;
2563 else if (!strncmp(bucket_type_str, "power2", strlen("power2")))
2564 bucket_type = LPFC_POWER2_BUCKET;
2565 else
2566 return -EINVAL;
2567
2568 base_str = strsep(&str_ptr, "\t ");
2569 if (!base_str)
2570 return -EINVAL;
2571 base = simple_strtoul(base_str, NULL, 0);
2572
2573 step_str = strsep(&str_ptr, "\t ");
2574 if (!step_str)
2575 return -EINVAL;
2576 step = simple_strtoul(step_str, NULL, 0);
2577 if (!step)
2578 return -EINVAL;
2579
2580 /* Block the data collection for every vport */
2581 vports = lpfc_create_vport_work_array(phba);
2582 if (vports == NULL)
2583 return -ENOMEM;
2584
James Smartf4b4c682009-05-22 14:53:12 -04002585 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
James Smartea2151b2008-09-07 11:52:10 -04002586 v_shost = lpfc_shost_from_vport(vports[i]);
2587 spin_lock_irq(v_shost->host_lock);
2588 /* Block and reset data collection */
2589 vports[i]->stat_data_blocked = 1;
2590 if (vports[i]->stat_data_enabled)
2591 lpfc_vport_reset_stat_data(vports[i]);
2592 spin_unlock_irq(v_shost->host_lock);
2593 }
2594
2595 /* Set the bucket attributes */
2596 phba->bucket_type = bucket_type;
2597 phba->bucket_base = base;
2598 phba->bucket_step = step;
2599
James Smartf4b4c682009-05-22 14:53:12 -04002600 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
James Smartea2151b2008-09-07 11:52:10 -04002601 v_shost = lpfc_shost_from_vport(vports[i]);
2602
2603 /* Unblock data collection */
2604 spin_lock_irq(v_shost->host_lock);
2605 vports[i]->stat_data_blocked = 0;
2606 spin_unlock_irq(v_shost->host_lock);
2607 }
2608 lpfc_destroy_vport_work_array(phba, vports);
2609 return strlen(buf);
2610 }
2611
2612 if (!strncmp(buf, "destroybucket", strlen("destroybucket"))) {
2613 vports = lpfc_create_vport_work_array(phba);
2614 if (vports == NULL)
2615 return -ENOMEM;
2616
James Smartf4b4c682009-05-22 14:53:12 -04002617 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
James Smartea2151b2008-09-07 11:52:10 -04002618 v_shost = lpfc_shost_from_vport(vports[i]);
2619 spin_lock_irq(shost->host_lock);
2620 vports[i]->stat_data_blocked = 1;
2621 lpfc_free_bucket(vport);
2622 vport->stat_data_enabled = 0;
2623 vports[i]->stat_data_blocked = 0;
2624 spin_unlock_irq(shost->host_lock);
2625 }
2626 lpfc_destroy_vport_work_array(phba, vports);
2627 phba->bucket_type = LPFC_NO_BUCKET;
2628 phba->bucket_base = 0;
2629 phba->bucket_step = 0;
2630 return strlen(buf);
2631 }
2632
2633 if (!strncmp(buf, "start", strlen("start"))) {
2634 /* If no buckets configured return error */
2635 if (phba->bucket_type == LPFC_NO_BUCKET)
2636 return -EINVAL;
2637 spin_lock_irq(shost->host_lock);
2638 if (vport->stat_data_enabled) {
2639 spin_unlock_irq(shost->host_lock);
2640 return strlen(buf);
2641 }
2642 lpfc_alloc_bucket(vport);
2643 vport->stat_data_enabled = 1;
2644 spin_unlock_irq(shost->host_lock);
2645 return strlen(buf);
2646 }
2647
2648 if (!strncmp(buf, "stop", strlen("stop"))) {
2649 spin_lock_irq(shost->host_lock);
2650 if (vport->stat_data_enabled == 0) {
2651 spin_unlock_irq(shost->host_lock);
2652 return strlen(buf);
2653 }
2654 lpfc_free_bucket(vport);
2655 vport->stat_data_enabled = 0;
2656 spin_unlock_irq(shost->host_lock);
2657 return strlen(buf);
2658 }
2659
2660 if (!strncmp(buf, "reset", strlen("reset"))) {
2661 if ((phba->bucket_type == LPFC_NO_BUCKET)
2662 || !vport->stat_data_enabled)
2663 return strlen(buf);
2664 spin_lock_irq(shost->host_lock);
2665 vport->stat_data_blocked = 1;
2666 lpfc_vport_reset_stat_data(vport);
2667 vport->stat_data_blocked = 0;
2668 spin_unlock_irq(shost->host_lock);
2669 return strlen(buf);
2670 }
2671 return -EINVAL;
2672}
2673
2674
2675/**
James Smart3621a712009-04-06 18:47:14 -04002676 * lpfc_stat_data_ctrl_show - Read function for lpfc_stat_data_ctrl sysfs file
James Smartea2151b2008-09-07 11:52:10 -04002677 * @dev: Pointer to class device object.
2678 * @buf: Data buffer.
2679 *
2680 * This function is the read call back function for
2681 * lpfc_stat_data_ctrl sysfs file. This function report the
2682 * current statistical data collection state.
2683 **/
2684static ssize_t
2685lpfc_stat_data_ctrl_show(struct device *dev, struct device_attribute *attr,
2686 char *buf)
2687{
2688 struct Scsi_Host *shost = class_to_shost(dev);
2689 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2690 struct lpfc_hba *phba = vport->phba;
2691 int index = 0;
2692 int i;
2693 char *bucket_type;
2694 unsigned long bucket_value;
2695
2696 switch (phba->bucket_type) {
2697 case LPFC_LINEAR_BUCKET:
2698 bucket_type = "linear";
2699 break;
2700 case LPFC_POWER2_BUCKET:
2701 bucket_type = "power2";
2702 break;
2703 default:
2704 bucket_type = "No Bucket";
2705 break;
2706 }
2707
2708 sprintf(&buf[index], "Statistical Data enabled :%d, "
2709 "blocked :%d, Bucket type :%s, Bucket base :%d,"
2710 " Bucket step :%d\nLatency Ranges :",
2711 vport->stat_data_enabled, vport->stat_data_blocked,
2712 bucket_type, phba->bucket_base, phba->bucket_step);
2713 index = strlen(buf);
2714 if (phba->bucket_type != LPFC_NO_BUCKET) {
2715 for (i = 0; i < LPFC_MAX_BUCKET_COUNT; i++) {
2716 if (phba->bucket_type == LPFC_LINEAR_BUCKET)
2717 bucket_value = phba->bucket_base +
2718 phba->bucket_step * i;
2719 else
2720 bucket_value = phba->bucket_base +
2721 (1 << i) * phba->bucket_step;
2722
2723 if (index + 10 > PAGE_SIZE)
2724 break;
2725 sprintf(&buf[index], "%08ld ", bucket_value);
2726 index = strlen(buf);
2727 }
2728 }
2729 sprintf(&buf[index], "\n");
2730 return strlen(buf);
2731}
2732
2733/*
2734 * Sysfs attribute to control the statistical data collection.
2735 */
2736static DEVICE_ATTR(lpfc_stat_data_ctrl, S_IRUGO | S_IWUSR,
2737 lpfc_stat_data_ctrl_show, lpfc_stat_data_ctrl_store);
2738
2739/*
2740 * lpfc_drvr_stat_data: sysfs attr to get driver statistical data.
2741 */
2742
2743/*
2744 * Each Bucket takes 11 characters and 1 new line + 17 bytes WWN
2745 * for each target.
2746 */
2747#define STAT_DATA_SIZE_PER_TARGET(NUM_BUCKETS) ((NUM_BUCKETS) * 11 + 18)
2748#define MAX_STAT_DATA_SIZE_PER_TARGET \
2749 STAT_DATA_SIZE_PER_TARGET(LPFC_MAX_BUCKET_COUNT)
2750
2751
2752/**
James Smart3621a712009-04-06 18:47:14 -04002753 * sysfs_drvr_stat_data_read - Read function for lpfc_drvr_stat_data attribute
Chris Wright2c3c8be2010-05-12 18:28:57 -07002754 * @filp: sysfs file
James Smartea2151b2008-09-07 11:52:10 -04002755 * @kobj: Pointer to the kernel object
2756 * @bin_attr: Attribute object
2757 * @buff: Buffer pointer
2758 * @off: File offset
2759 * @count: Buffer size
2760 *
2761 * This function is the read call back function for lpfc_drvr_stat_data
2762 * sysfs file. This function export the statistical data to user
2763 * applications.
2764 **/
2765static ssize_t
Chris Wright2c3c8be2010-05-12 18:28:57 -07002766sysfs_drvr_stat_data_read(struct file *filp, struct kobject *kobj,
2767 struct bin_attribute *bin_attr,
James Smartea2151b2008-09-07 11:52:10 -04002768 char *buf, loff_t off, size_t count)
2769{
2770 struct device *dev = container_of(kobj, struct device,
2771 kobj);
2772 struct Scsi_Host *shost = class_to_shost(dev);
2773 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2774 struct lpfc_hba *phba = vport->phba;
2775 int i = 0, index = 0;
2776 unsigned long nport_index;
2777 struct lpfc_nodelist *ndlp = NULL;
2778 nport_index = (unsigned long)off /
2779 MAX_STAT_DATA_SIZE_PER_TARGET;
2780
2781 if (!vport->stat_data_enabled || vport->stat_data_blocked
2782 || (phba->bucket_type == LPFC_NO_BUCKET))
2783 return 0;
2784
2785 spin_lock_irq(shost->host_lock);
2786 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
2787 if (!NLP_CHK_NODE_ACT(ndlp) || !ndlp->lat_data)
2788 continue;
2789
2790 if (nport_index > 0) {
2791 nport_index--;
2792 continue;
2793 }
2794
2795 if ((index + MAX_STAT_DATA_SIZE_PER_TARGET)
2796 > count)
2797 break;
2798
2799 if (!ndlp->lat_data)
2800 continue;
2801
2802 /* Print the WWN */
2803 sprintf(&buf[index], "%02x%02x%02x%02x%02x%02x%02x%02x:",
2804 ndlp->nlp_portname.u.wwn[0],
2805 ndlp->nlp_portname.u.wwn[1],
2806 ndlp->nlp_portname.u.wwn[2],
2807 ndlp->nlp_portname.u.wwn[3],
2808 ndlp->nlp_portname.u.wwn[4],
2809 ndlp->nlp_portname.u.wwn[5],
2810 ndlp->nlp_portname.u.wwn[6],
2811 ndlp->nlp_portname.u.wwn[7]);
2812
2813 index = strlen(buf);
2814
2815 for (i = 0; i < LPFC_MAX_BUCKET_COUNT; i++) {
2816 sprintf(&buf[index], "%010u,",
2817 ndlp->lat_data[i].cmd_count);
2818 index = strlen(buf);
2819 }
2820 sprintf(&buf[index], "\n");
2821 index = strlen(buf);
2822 }
2823 spin_unlock_irq(shost->host_lock);
2824 return index;
2825}
2826
2827static struct bin_attribute sysfs_drvr_stat_data_attr = {
2828 .attr = {
2829 .name = "lpfc_drvr_stat_data",
2830 .mode = S_IRUSR,
James Smartea2151b2008-09-07 11:52:10 -04002831 },
2832 .size = LPFC_MAX_TARGET * MAX_STAT_DATA_SIZE_PER_TARGET,
2833 .read = sysfs_drvr_stat_data_read,
2834 .write = NULL,
2835};
2836
dea31012005-04-17 16:05:31 -05002837/*
2838# lpfc_link_speed: Link speed selection for initializing the Fibre Channel
2839# connection.
2840# 0 = auto select (default)
2841# 1 = 1 Gigabaud
2842# 2 = 2 Gigabaud
2843# 4 = 4 Gigabaud
James Smartb87eab32007-04-25 09:53:28 -04002844# 8 = 8 Gigabaud
2845# Value range is [0,8]. Default value is 0.
dea31012005-04-17 16:05:31 -05002846*/
James Smarte59058c2008-08-24 21:49:00 -04002847
2848/**
James Smart3621a712009-04-06 18:47:14 -04002849 * lpfc_link_speed_set - Set the adapters link speed
James Smarte59058c2008-08-24 21:49:00 -04002850 * @phba: lpfc_hba pointer.
2851 * @val: link speed value.
2852 *
2853 * Description:
2854 * If val is in a valid range then set the adapter's link speed field and
2855 * issue a lip; if the lip fails reset the link speed to the old value.
2856 *
2857 * Notes:
2858 * If the value is not in range log a kernel error message and return an error.
2859 *
2860 * Returns:
2861 * zero if val is in range and lip okay.
2862 * non-zero return value from lpfc_issue_lip()
2863 * -EINVAL val out of range
2864 **/
James Smarta257bf92009-04-06 18:48:10 -04002865static ssize_t
2866lpfc_link_speed_store(struct device *dev, struct device_attribute *attr,
2867 const char *buf, size_t count)
James Smart83108bd2008-01-11 01:53:09 -05002868{
James Smarta257bf92009-04-06 18:48:10 -04002869 struct Scsi_Host *shost = class_to_shost(dev);
2870 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2871 struct lpfc_hba *phba = vport->phba;
2872 int val = 0;
2873 int nolip = 0;
2874 const char *val_buf = buf;
James Smart83108bd2008-01-11 01:53:09 -05002875 int err;
2876 uint32_t prev_val;
2877
James Smarta257bf92009-04-06 18:48:10 -04002878 if (!strncmp(buf, "nolip ", strlen("nolip "))) {
2879 nolip = 1;
2880 val_buf = &buf[strlen("nolip ")];
2881 }
2882
2883 if (!isdigit(val_buf[0]))
2884 return -EINVAL;
2885 if (sscanf(val_buf, "%i", &val) != 1)
2886 return -EINVAL;
2887
James Smart83108bd2008-01-11 01:53:09 -05002888 if (((val == LINK_SPEED_1G) && !(phba->lmt & LMT_1Gb)) ||
2889 ((val == LINK_SPEED_2G) && !(phba->lmt & LMT_2Gb)) ||
2890 ((val == LINK_SPEED_4G) && !(phba->lmt & LMT_4Gb)) ||
2891 ((val == LINK_SPEED_8G) && !(phba->lmt & LMT_8Gb)) ||
2892 ((val == LINK_SPEED_10G) && !(phba->lmt & LMT_10Gb)))
2893 return -EINVAL;
2894
James Smarta257bf92009-04-06 18:48:10 -04002895 if ((val >= 0 && val <= 8)
James Smart83108bd2008-01-11 01:53:09 -05002896 && (LPFC_LINK_SPEED_BITMAP & (1 << val))) {
2897 prev_val = phba->cfg_link_speed;
2898 phba->cfg_link_speed = val;
James Smarta257bf92009-04-06 18:48:10 -04002899 if (nolip)
2900 return strlen(buf);
2901
James Smart83108bd2008-01-11 01:53:09 -05002902 err = lpfc_issue_lip(lpfc_shost_from_vport(phba->pport));
James Smarta257bf92009-04-06 18:48:10 -04002903 if (err) {
James Smart83108bd2008-01-11 01:53:09 -05002904 phba->cfg_link_speed = prev_val;
James Smarta257bf92009-04-06 18:48:10 -04002905 return -EINVAL;
2906 } else
2907 return strlen(buf);
James Smart83108bd2008-01-11 01:53:09 -05002908 }
2909
2910 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
2911 "%d:0469 lpfc_link_speed attribute cannot be set to %d, "
2912 "allowed range is [0, 8]\n",
2913 phba->brd_no, val);
2914 return -EINVAL;
2915}
2916
2917static int lpfc_link_speed = 0;
2918module_param(lpfc_link_speed, int, 0);
2919MODULE_PARM_DESC(lpfc_link_speed, "Select link speed");
2920lpfc_param_show(link_speed)
James Smarte59058c2008-08-24 21:49:00 -04002921
2922/**
James Smart3621a712009-04-06 18:47:14 -04002923 * lpfc_link_speed_init - Set the adapters link speed
James Smarte59058c2008-08-24 21:49:00 -04002924 * @phba: lpfc_hba pointer.
2925 * @val: link speed value.
2926 *
2927 * Description:
2928 * If val is in a valid range then set the adapter's link speed field.
2929 *
2930 * Notes:
2931 * If the value is not in range log a kernel error message, clear the link
2932 * speed and return an error.
2933 *
2934 * Returns:
2935 * zero if val saved.
2936 * -EINVAL val out of range
2937 **/
James Smart83108bd2008-01-11 01:53:09 -05002938static int
2939lpfc_link_speed_init(struct lpfc_hba *phba, int val)
2940{
2941 if ((val >= 0 && val <= LPFC_MAX_LINK_SPEED)
2942 && (LPFC_LINK_SPEED_BITMAP & (1 << val))) {
2943 phba->cfg_link_speed = val;
2944 return 0;
2945 }
2946 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
James Smartd7c255b2008-08-24 21:50:00 -04002947 "0405 lpfc_link_speed attribute cannot "
James Smart83108bd2008-01-11 01:53:09 -05002948 "be set to %d, allowed values are "
2949 "["LPFC_LINK_SPEED_STRING"]\n", val);
2950 phba->cfg_link_speed = 0;
2951 return -EINVAL;
2952}
2953
Tony Jonesee959b02008-02-22 00:13:36 +01002954static DEVICE_ATTR(lpfc_link_speed, S_IRUGO | S_IWUSR,
James Smart83108bd2008-01-11 01:53:09 -05002955 lpfc_link_speed_show, lpfc_link_speed_store);
dea31012005-04-17 16:05:31 -05002956
2957/*
James Smart0d878412009-10-02 15:16:56 -04002958# lpfc_aer_support: Support PCIe device Advanced Error Reporting (AER)
2959# 0 = aer disabled or not supported
2960# 1 = aer supported and enabled (default)
2961# Value range is [0,1]. Default value is 1.
2962*/
2963
2964/**
2965 * lpfc_aer_support_store - Set the adapter for aer support
2966 *
2967 * @dev: class device that is converted into a Scsi_host.
2968 * @attr: device attribute, not used.
2969 * @buf: containing the string "selective".
2970 * @count: unused variable.
2971 *
2972 * Description:
2973 * If the val is 1 and currently the device's AER capability was not
2974 * enabled, invoke the kernel's enable AER helper routine, trying to
2975 * enable the device's AER capability. If the helper routine enabling
2976 * AER returns success, update the device's cfg_aer_support flag to
2977 * indicate AER is supported by the device; otherwise, if the device
2978 * AER capability is already enabled to support AER, then do nothing.
2979 *
2980 * If the val is 0 and currently the device's AER support was enabled,
2981 * invoke the kernel's disable AER helper routine. After that, update
2982 * the device's cfg_aer_support flag to indicate AER is not supported
2983 * by the device; otherwise, if the device AER capability is already
2984 * disabled from supporting AER, then do nothing.
2985 *
2986 * Returns:
2987 * length of the buf on success if val is in range the intended mode
2988 * is supported.
2989 * -EINVAL if val out of range or intended mode is not supported.
2990 **/
2991static ssize_t
2992lpfc_aer_support_store(struct device *dev, struct device_attribute *attr,
2993 const char *buf, size_t count)
2994{
2995 struct Scsi_Host *shost = class_to_shost(dev);
2996 struct lpfc_vport *vport = (struct lpfc_vport *)shost->hostdata;
2997 struct lpfc_hba *phba = vport->phba;
2998 int val = 0, rc = -EINVAL;
2999
3000 if (!isdigit(buf[0]))
3001 return -EINVAL;
3002 if (sscanf(buf, "%i", &val) != 1)
3003 return -EINVAL;
3004
3005 switch (val) {
3006 case 0:
3007 if (phba->hba_flag & HBA_AER_ENABLED) {
3008 rc = pci_disable_pcie_error_reporting(phba->pcidev);
3009 if (!rc) {
3010 spin_lock_irq(&phba->hbalock);
3011 phba->hba_flag &= ~HBA_AER_ENABLED;
3012 spin_unlock_irq(&phba->hbalock);
3013 phba->cfg_aer_support = 0;
3014 rc = strlen(buf);
3015 } else
James Smart891478a2009-11-18 15:40:23 -05003016 rc = -EPERM;
3017 } else {
James Smart0d878412009-10-02 15:16:56 -04003018 phba->cfg_aer_support = 0;
James Smart891478a2009-11-18 15:40:23 -05003019 rc = strlen(buf);
3020 }
James Smart0d878412009-10-02 15:16:56 -04003021 break;
3022 case 1:
3023 if (!(phba->hba_flag & HBA_AER_ENABLED)) {
3024 rc = pci_enable_pcie_error_reporting(phba->pcidev);
3025 if (!rc) {
3026 spin_lock_irq(&phba->hbalock);
3027 phba->hba_flag |= HBA_AER_ENABLED;
3028 spin_unlock_irq(&phba->hbalock);
3029 phba->cfg_aer_support = 1;
3030 rc = strlen(buf);
3031 } else
James Smart891478a2009-11-18 15:40:23 -05003032 rc = -EPERM;
3033 } else {
James Smart0d878412009-10-02 15:16:56 -04003034 phba->cfg_aer_support = 1;
James Smart891478a2009-11-18 15:40:23 -05003035 rc = strlen(buf);
3036 }
James Smart0d878412009-10-02 15:16:56 -04003037 break;
3038 default:
3039 rc = -EINVAL;
3040 break;
3041 }
3042 return rc;
3043}
3044
3045static int lpfc_aer_support = 1;
3046module_param(lpfc_aer_support, int, 1);
3047MODULE_PARM_DESC(lpfc_aer_support, "Enable PCIe device AER support");
3048lpfc_param_show(aer_support)
3049
3050/**
3051 * lpfc_aer_support_init - Set the initial adapters aer support flag
3052 * @phba: lpfc_hba pointer.
3053 * @val: link speed value.
3054 *
3055 * Description:
3056 * If val is in a valid range [0,1], then set the adapter's initial
3057 * cfg_aer_support field. It will be up to the driver's probe_one
3058 * routine to determine whether the device's AER support can be set
3059 * or not.
3060 *
3061 * Notes:
3062 * If the value is not in range log a kernel error message, and
3063 * choose the default value of setting AER support and return.
3064 *
3065 * Returns:
3066 * zero if val saved.
3067 * -EINVAL val out of range
3068 **/
3069static int
3070lpfc_aer_support_init(struct lpfc_hba *phba, int val)
3071{
3072 if (val == 0 || val == 1) {
3073 phba->cfg_aer_support = val;
3074 return 0;
3075 }
3076 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
3077 "2712 lpfc_aer_support attribute value %d out "
3078 "of range, allowed values are 0|1, setting it "
3079 "to default value of 1\n", val);
James Smart891478a2009-11-18 15:40:23 -05003080 /* By default, try to enable AER on a device */
James Smart0d878412009-10-02 15:16:56 -04003081 phba->cfg_aer_support = 1;
3082 return -EINVAL;
3083}
3084
3085static DEVICE_ATTR(lpfc_aer_support, S_IRUGO | S_IWUSR,
3086 lpfc_aer_support_show, lpfc_aer_support_store);
3087
3088/**
3089 * lpfc_aer_cleanup_state - Clean up aer state to the aer enabled device
3090 * @dev: class device that is converted into a Scsi_host.
3091 * @attr: device attribute, not used.
3092 * @buf: containing the string "selective".
3093 * @count: unused variable.
3094 *
3095 * Description:
3096 * If the @buf contains 1 and the device currently has the AER support
3097 * enabled, then invokes the kernel AER helper routine
3098 * pci_cleanup_aer_uncorrect_error_status to clean up the uncorrectable
3099 * error status register.
3100 *
3101 * Notes:
3102 *
3103 * Returns:
3104 * -EINVAL if the buf does not contain the 1 or the device is not currently
3105 * enabled with the AER support.
3106 **/
3107static ssize_t
3108lpfc_aer_cleanup_state(struct device *dev, struct device_attribute *attr,
3109 const char *buf, size_t count)
3110{
3111 struct Scsi_Host *shost = class_to_shost(dev);
3112 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
3113 struct lpfc_hba *phba = vport->phba;
3114 int val, rc = -1;
3115
3116 if (!isdigit(buf[0]))
3117 return -EINVAL;
3118 if (sscanf(buf, "%i", &val) != 1)
3119 return -EINVAL;
James Smart891478a2009-11-18 15:40:23 -05003120 if (val != 1)
3121 return -EINVAL;
James Smart0d878412009-10-02 15:16:56 -04003122
James Smart891478a2009-11-18 15:40:23 -05003123 if (phba->hba_flag & HBA_AER_ENABLED)
James Smart0d878412009-10-02 15:16:56 -04003124 rc = pci_cleanup_aer_uncorrect_error_status(phba->pcidev);
3125
3126 if (rc == 0)
3127 return strlen(buf);
3128 else
James Smart891478a2009-11-18 15:40:23 -05003129 return -EPERM;
James Smart0d878412009-10-02 15:16:56 -04003130}
3131
3132static DEVICE_ATTR(lpfc_aer_state_cleanup, S_IWUSR, NULL,
3133 lpfc_aer_cleanup_state);
3134
3135/*
dea31012005-04-17 16:05:31 -05003136# lpfc_fcp_class: Determines FC class to use for the FCP protocol.
3137# Value range is [2,3]. Default value is 3.
3138*/
James Smart3de2a652007-08-02 11:09:59 -04003139LPFC_VPORT_ATTR_R(fcp_class, 3, 2, 3,
3140 "Select Fibre Channel class of service for FCP sequences");
dea31012005-04-17 16:05:31 -05003141
3142/*
3143# lpfc_use_adisc: Use ADISC for FCP rediscovery instead of PLOGI. Value range
3144# is [0,1]. Default value is 0.
3145*/
James Smart3de2a652007-08-02 11:09:59 -04003146LPFC_VPORT_ATTR_RW(use_adisc, 0, 0, 1,
3147 "Use ADISC on rediscovery to authenticate FCP devices");
dea31012005-04-17 16:05:31 -05003148
3149/*
James Smart977b5a02008-09-07 11:52:04 -04003150# lpfc_max_scsicmpl_time: Use scsi command completion time to control I/O queue
3151# depth. Default value is 0. When the value of this parameter is zero the
3152# SCSI command completion time is not used for controlling I/O queue depth. When
3153# the parameter is set to a non-zero value, the I/O queue depth is controlled
3154# to limit the I/O completion time to the parameter value.
3155# The value is set in milliseconds.
3156*/
3157static int lpfc_max_scsicmpl_time;
3158module_param(lpfc_max_scsicmpl_time, int, 0);
3159MODULE_PARM_DESC(lpfc_max_scsicmpl_time,
3160 "Use command completion time to control queue depth");
3161lpfc_vport_param_show(max_scsicmpl_time);
3162lpfc_vport_param_init(max_scsicmpl_time, 0, 0, 60000);
3163static int
3164lpfc_max_scsicmpl_time_set(struct lpfc_vport *vport, int val)
3165{
3166 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
3167 struct lpfc_nodelist *ndlp, *next_ndlp;
3168
3169 if (val == vport->cfg_max_scsicmpl_time)
3170 return 0;
3171 if ((val < 0) || (val > 60000))
3172 return -EINVAL;
3173 vport->cfg_max_scsicmpl_time = val;
3174
3175 spin_lock_irq(shost->host_lock);
3176 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
3177 if (!NLP_CHK_NODE_ACT(ndlp))
3178 continue;
3179 if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
3180 continue;
James Smart7dc517d2010-07-14 15:32:10 -04003181 ndlp->cmd_qdepth = vport->cfg_tgt_queue_depth;
James Smart977b5a02008-09-07 11:52:04 -04003182 }
3183 spin_unlock_irq(shost->host_lock);
3184 return 0;
3185}
3186lpfc_vport_param_store(max_scsicmpl_time);
3187static DEVICE_ATTR(lpfc_max_scsicmpl_time, S_IRUGO | S_IWUSR,
3188 lpfc_max_scsicmpl_time_show,
3189 lpfc_max_scsicmpl_time_store);
3190
3191/*
dea31012005-04-17 16:05:31 -05003192# lpfc_ack0: Use ACK0, instead of ACK1 for class 2 acknowledgement. Value
3193# range is [0,1]. Default value is 0.
3194*/
3195LPFC_ATTR_R(ack0, 0, 0, 1, "Enable ACK0 support");
3196
3197/*
3198# lpfc_cr_delay & lpfc_cr_count: Default values for I/O colaesing
3199# cr_delay (msec) or cr_count outstanding commands. cr_delay can take
James Smart7054a602007-04-25 09:52:34 -04003200# value [0,63]. cr_count can take value [1,255]. Default value of cr_delay
dea31012005-04-17 16:05:31 -05003201# is 0. Default value of cr_count is 1. The cr_count feature is disabled if
3202# cr_delay is set to 0.
3203*/
Jamie Wellnitz8189fd12006-02-28 19:25:35 -05003204LPFC_ATTR_RW(cr_delay, 0, 0, 63, "A count of milliseconds after which an "
dea31012005-04-17 16:05:31 -05003205 "interrupt response is generated");
3206
Jamie Wellnitz8189fd12006-02-28 19:25:35 -05003207LPFC_ATTR_RW(cr_count, 1, 1, 255, "A count of I/O completions after which an "
dea31012005-04-17 16:05:31 -05003208 "interrupt response is generated");
3209
3210/*
Jamie Wellnitzcf5bf972006-02-28 22:33:08 -05003211# lpfc_multi_ring_support: Determines how many rings to spread available
3212# cmd/rsp IOCB entries across.
3213# Value range is [1,2]. Default value is 1.
3214*/
3215LPFC_ATTR_R(multi_ring_support, 1, 1, 2, "Determines number of primary "
3216 "SLI rings to spread IOCB entries across");
3217
3218/*
James Smarta4bc3372006-12-02 13:34:16 -05003219# lpfc_multi_ring_rctl: If lpfc_multi_ring_support is enabled, this
3220# identifies what rctl value to configure the additional ring for.
3221# Value range is [1,0xff]. Default value is 4 (Unsolicated Data).
3222*/
James Smart6a9c52c2009-10-02 15:16:51 -04003223LPFC_ATTR_R(multi_ring_rctl, FC_RCTL_DD_UNSOL_DATA, 1,
James Smarta4bc3372006-12-02 13:34:16 -05003224 255, "Identifies RCTL for additional ring configuration");
3225
3226/*
3227# lpfc_multi_ring_type: If lpfc_multi_ring_support is enabled, this
3228# identifies what type value to configure the additional ring for.
3229# Value range is [1,0xff]. Default value is 5 (LLC/SNAP).
3230*/
James Smart6a9c52c2009-10-02 15:16:51 -04003231LPFC_ATTR_R(multi_ring_type, FC_TYPE_IP, 1,
James Smarta4bc3372006-12-02 13:34:16 -05003232 255, "Identifies TYPE for additional ring configuration");
3233
3234/*
dea31012005-04-17 16:05:31 -05003235# lpfc_fdmi_on: controls FDMI support.
3236# 0 = no FDMI support
3237# 1 = support FDMI without attribute of hostname
3238# 2 = support FDMI with attribute of hostname
3239# Value range [0,2]. Default value is 0.
3240*/
James Smart3de2a652007-08-02 11:09:59 -04003241LPFC_VPORT_ATTR_RW(fdmi_on, 0, 0, 2, "Enable FDMI support");
dea31012005-04-17 16:05:31 -05003242
3243/*
3244# Specifies the maximum number of ELS cmds we can have outstanding (for
3245# discovery). Value range is [1,64]. Default value = 32.
3246*/
James Smart3de2a652007-08-02 11:09:59 -04003247LPFC_VPORT_ATTR(discovery_threads, 32, 1, 64, "Maximum number of ELS commands "
dea31012005-04-17 16:05:31 -05003248 "during discovery");
3249
3250/*
James Smart65a29c12006-07-06 15:50:50 -04003251# lpfc_max_luns: maximum allowed LUN.
3252# Value range is [0,65535]. Default value is 255.
3253# NOTE: The SCSI layer might probe all allowed LUN on some old targets.
dea31012005-04-17 16:05:31 -05003254*/
James Smart3de2a652007-08-02 11:09:59 -04003255LPFC_VPORT_ATTR_R(max_luns, 255, 0, 65535, "Maximum allowed LUN");
dea31012005-04-17 16:05:31 -05003256
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05003257/*
3258# lpfc_poll_tmo: .Milliseconds driver will wait between polling FCP ring.
3259# Value range is [1,255], default value is 10.
3260*/
3261LPFC_ATTR_RW(poll_tmo, 10, 1, 255,
3262 "Milliseconds driver will wait between polling FCP ring");
3263
James Smart4ff43242006-12-02 13:34:56 -05003264/*
3265# lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that
3266# support this feature
George Kadianakis8605c462010-01-17 21:19:31 +02003267# 0 = MSI disabled
James Smart4ff43242006-12-02 13:34:56 -05003268# 1 = MSI enabled
George Kadianakis8605c462010-01-17 21:19:31 +02003269# 2 = MSI-X enabled (default)
3270# Value range is [0,2]. Default value is 2.
James Smart4ff43242006-12-02 13:34:56 -05003271*/
George Kadianakis8605c462010-01-17 21:19:31 +02003272LPFC_ATTR_R(use_msi, 2, 0, 2, "Use Message Signaled Interrupts (1) or "
James Smartdb2378e2008-02-08 18:49:51 -05003273 "MSI-X (2), if possible");
James Smart4ff43242006-12-02 13:34:56 -05003274
James Smart13815c82008-01-11 01:52:48 -05003275/*
James Smartda0436e2009-05-22 14:51:39 -04003276# lpfc_fcp_imax: Set the maximum number of fast-path FCP interrupts per second
3277#
3278# Value range is [636,651042]. Default value is 10000.
3279*/
3280LPFC_ATTR_R(fcp_imax, LPFC_FP_DEF_IMAX, LPFC_MIM_IMAX, LPFC_DMULT_CONST,
3281 "Set the maximum number of fast-path FCP interrupts per second");
3282
3283/*
3284# lpfc_fcp_wq_count: Set the number of fast-path FCP work queues
3285#
3286# Value range is [1,31]. Default value is 4.
3287*/
3288LPFC_ATTR_R(fcp_wq_count, LPFC_FP_WQN_DEF, LPFC_FP_WQN_MIN, LPFC_FP_WQN_MAX,
3289 "Set the number of fast-path FCP work queues, if possible");
3290
3291/*
3292# lpfc_fcp_eq_count: Set the number of fast-path FCP event queues
3293#
3294# Value range is [1,7]. Default value is 1.
3295*/
3296LPFC_ATTR_R(fcp_eq_count, LPFC_FP_EQN_DEF, LPFC_FP_EQN_MIN, LPFC_FP_EQN_MAX,
3297 "Set the number of fast-path FCP event queues, if possible");
3298
3299/*
James Smart13815c82008-01-11 01:52:48 -05003300# lpfc_enable_hba_reset: Allow or prevent HBA resets to the hardware.
3301# 0 = HBA resets disabled
3302# 1 = HBA resets enabled (default)
3303# Value range is [0,1]. Default value is 1.
3304*/
3305LPFC_ATTR_R(enable_hba_reset, 1, 0, 1, "Enable HBA resets from the driver.");
James Smartc3f28af2006-08-18 17:47:18 -04003306
James Smart13815c82008-01-11 01:52:48 -05003307/*
3308# lpfc_enable_hba_heartbeat: Enable HBA heartbeat timer..
3309# 0 = HBA Heartbeat disabled
3310# 1 = HBA Heartbeat enabled (default)
3311# Value range is [0,1]. Default value is 1.
3312*/
3313LPFC_ATTR_R(enable_hba_heartbeat, 1, 0, 1, "Enable HBA Heartbeat.");
James Smart92d7f7b2007-06-17 19:56:38 -05003314
James Smart83108bd2008-01-11 01:53:09 -05003315/*
James Smart81301a92008-12-04 22:39:46 -05003316# lpfc_enable_bg: Enable BlockGuard (Emulex's Implementation of T10-DIF)
3317# 0 = BlockGuard disabled (default)
3318# 1 = BlockGuard enabled
3319# Value range is [0,1]. Default value is 0.
3320*/
3321LPFC_ATTR_R(enable_bg, 0, 0, 1, "Enable BlockGuard Support");
3322
James Smart6fb120a2009-05-22 14:52:59 -04003323/*
James Smart81301a92008-12-04 22:39:46 -05003324# lpfc_prot_mask: i
3325# - Bit mask of host protection capabilities used to register with the
3326# SCSI mid-layer
3327# - Only meaningful if BG is turned on (lpfc_enable_bg=1).
3328# - Allows you to ultimately specify which profiles to use
3329# - Default will result in registering capabilities for all profiles.
3330#
3331*/
James Smartbc739052010-08-04 16:11:18 -04003332unsigned int lpfc_prot_mask = SHOST_DIF_TYPE1_PROTECTION;
James Smart81301a92008-12-04 22:39:46 -05003333
3334module_param(lpfc_prot_mask, uint, 0);
3335MODULE_PARM_DESC(lpfc_prot_mask, "host protection mask");
3336
3337/*
3338# lpfc_prot_guard: i
3339# - Bit mask of protection guard types to register with the SCSI mid-layer
3340# - Guard types are currently either 1) IP checksum 2) T10-DIF CRC
3341# - Allows you to ultimately specify which profiles to use
3342# - Default will result in registering capabilities for all guard types
3343#
3344*/
3345unsigned char lpfc_prot_guard = SHOST_DIX_GUARD_IP;
3346module_param(lpfc_prot_guard, byte, 0);
3347MODULE_PARM_DESC(lpfc_prot_guard, "host protection guard type");
3348
3349
3350/*
James Smart3621a712009-04-06 18:47:14 -04003351 * lpfc_sg_seg_cnt - Initial Maximum DMA Segment Count
James Smart83108bd2008-01-11 01:53:09 -05003352 * This value can be set to values between 64 and 256. The default value is
3353 * 64, but may be increased to allow for larger Max I/O sizes. The scsi layer
3354 * will be allowed to request I/Os of sizes up to (MAX_SEG_COUNT * SEG_SIZE).
3355 */
3356LPFC_ATTR_R(sg_seg_cnt, LPFC_DEFAULT_SG_SEG_CNT, LPFC_DEFAULT_SG_SEG_CNT,
3357 LPFC_MAX_SG_SEG_CNT, "Max Scatter Gather Segment Count");
3358
James Smart81301a92008-12-04 22:39:46 -05003359LPFC_ATTR_R(prot_sg_seg_cnt, LPFC_DEFAULT_PROT_SG_SEG_CNT,
3360 LPFC_DEFAULT_PROT_SG_SEG_CNT, LPFC_MAX_PROT_SG_SEG_CNT,
3361 "Max Protection Scatter Gather Segment Count");
3362
Tony Jonesee959b02008-02-22 00:13:36 +01003363struct device_attribute *lpfc_hba_attrs[] = {
James Smart81301a92008-12-04 22:39:46 -05003364 &dev_attr_bg_info,
3365 &dev_attr_bg_guard_err,
3366 &dev_attr_bg_apptag_err,
3367 &dev_attr_bg_reftag_err,
Tony Jonesee959b02008-02-22 00:13:36 +01003368 &dev_attr_info,
3369 &dev_attr_serialnum,
3370 &dev_attr_modeldesc,
3371 &dev_attr_modelname,
3372 &dev_attr_programtype,
3373 &dev_attr_portnum,
3374 &dev_attr_fwrev,
3375 &dev_attr_hdw,
3376 &dev_attr_option_rom_version,
Hannes Reineckebbd1ae42008-03-18 14:32:28 +01003377 &dev_attr_link_state,
Tony Jonesee959b02008-02-22 00:13:36 +01003378 &dev_attr_num_discovered_ports,
James Smart84774a42008-08-24 21:50:06 -04003379 &dev_attr_menlo_mgmt_mode,
Tony Jonesee959b02008-02-22 00:13:36 +01003380 &dev_attr_lpfc_drvr_version,
James Smart45ed1192009-10-02 15:17:02 -04003381 &dev_attr_lpfc_enable_fip,
Tony Jonesee959b02008-02-22 00:13:36 +01003382 &dev_attr_lpfc_temp_sensor,
3383 &dev_attr_lpfc_log_verbose,
3384 &dev_attr_lpfc_lun_queue_depth,
James Smart7dc517d2010-07-14 15:32:10 -04003385 &dev_attr_lpfc_tgt_queue_depth,
Tony Jonesee959b02008-02-22 00:13:36 +01003386 &dev_attr_lpfc_hba_queue_depth,
3387 &dev_attr_lpfc_peer_port_login,
3388 &dev_attr_lpfc_nodev_tmo,
3389 &dev_attr_lpfc_devloss_tmo,
3390 &dev_attr_lpfc_fcp_class,
3391 &dev_attr_lpfc_use_adisc,
3392 &dev_attr_lpfc_ack0,
3393 &dev_attr_lpfc_topology,
3394 &dev_attr_lpfc_scan_down,
3395 &dev_attr_lpfc_link_speed,
3396 &dev_attr_lpfc_cr_delay,
3397 &dev_attr_lpfc_cr_count,
3398 &dev_attr_lpfc_multi_ring_support,
3399 &dev_attr_lpfc_multi_ring_rctl,
3400 &dev_attr_lpfc_multi_ring_type,
3401 &dev_attr_lpfc_fdmi_on,
3402 &dev_attr_lpfc_max_luns,
3403 &dev_attr_lpfc_enable_npiv,
3404 &dev_attr_nport_evt_cnt,
3405 &dev_attr_board_mode,
3406 &dev_attr_max_vpi,
3407 &dev_attr_used_vpi,
3408 &dev_attr_max_rpi,
3409 &dev_attr_used_rpi,
3410 &dev_attr_max_xri,
3411 &dev_attr_used_xri,
3412 &dev_attr_npiv_info,
3413 &dev_attr_issue_reset,
3414 &dev_attr_lpfc_poll,
3415 &dev_attr_lpfc_poll_tmo,
3416 &dev_attr_lpfc_use_msi,
James Smartda0436e2009-05-22 14:51:39 -04003417 &dev_attr_lpfc_fcp_imax,
3418 &dev_attr_lpfc_fcp_wq_count,
3419 &dev_attr_lpfc_fcp_eq_count,
James Smart81301a92008-12-04 22:39:46 -05003420 &dev_attr_lpfc_enable_bg,
Tony Jonesee959b02008-02-22 00:13:36 +01003421 &dev_attr_lpfc_soft_wwnn,
3422 &dev_attr_lpfc_soft_wwpn,
3423 &dev_attr_lpfc_soft_wwn_enable,
3424 &dev_attr_lpfc_enable_hba_reset,
3425 &dev_attr_lpfc_enable_hba_heartbeat,
3426 &dev_attr_lpfc_sg_seg_cnt,
James Smart977b5a02008-09-07 11:52:04 -04003427 &dev_attr_lpfc_max_scsicmpl_time,
James Smartea2151b2008-09-07 11:52:10 -04003428 &dev_attr_lpfc_stat_data_ctrl,
James Smart81301a92008-12-04 22:39:46 -05003429 &dev_attr_lpfc_prot_sg_seg_cnt,
James Smart0d878412009-10-02 15:16:56 -04003430 &dev_attr_lpfc_aer_support,
3431 &dev_attr_lpfc_aer_state_cleanup,
James Smart84d1b002010-02-12 14:42:33 -05003432 &dev_attr_lpfc_suppress_link_up,
James Smart2a9bf3d2010-06-07 15:24:45 -04003433 &dev_attr_lpfc_iocb_cnt,
3434 &dev_attr_iocb_hw,
3435 &dev_attr_txq_hw,
3436 &dev_attr_txcmplq_hw,
James Smartbc739052010-08-04 16:11:18 -04003437 &dev_attr_lpfc_fips_level,
3438 &dev_attr_lpfc_fips_rev,
dea31012005-04-17 16:05:31 -05003439 NULL,
3440};
3441
Tony Jonesee959b02008-02-22 00:13:36 +01003442struct device_attribute *lpfc_vport_attrs[] = {
3443 &dev_attr_info,
Hannes Reineckebbd1ae42008-03-18 14:32:28 +01003444 &dev_attr_link_state,
Tony Jonesee959b02008-02-22 00:13:36 +01003445 &dev_attr_num_discovered_ports,
3446 &dev_attr_lpfc_drvr_version,
3447 &dev_attr_lpfc_log_verbose,
3448 &dev_attr_lpfc_lun_queue_depth,
James Smart7dc517d2010-07-14 15:32:10 -04003449 &dev_attr_lpfc_tgt_queue_depth,
Tony Jonesee959b02008-02-22 00:13:36 +01003450 &dev_attr_lpfc_nodev_tmo,
3451 &dev_attr_lpfc_devloss_tmo,
3452 &dev_attr_lpfc_hba_queue_depth,
3453 &dev_attr_lpfc_peer_port_login,
3454 &dev_attr_lpfc_restrict_login,
3455 &dev_attr_lpfc_fcp_class,
3456 &dev_attr_lpfc_use_adisc,
3457 &dev_attr_lpfc_fdmi_on,
3458 &dev_attr_lpfc_max_luns,
3459 &dev_attr_nport_evt_cnt,
3460 &dev_attr_npiv_info,
3461 &dev_attr_lpfc_enable_da_id,
James Smartea2151b2008-09-07 11:52:10 -04003462 &dev_attr_lpfc_max_scsicmpl_time,
3463 &dev_attr_lpfc_stat_data_ctrl,
James Smart21e9a0a2009-05-22 14:53:21 -04003464 &dev_attr_lpfc_static_vport,
James Smartbc739052010-08-04 16:11:18 -04003465 &dev_attr_lpfc_fips_level,
3466 &dev_attr_lpfc_fips_rev,
James Smart3de2a652007-08-02 11:09:59 -04003467 NULL,
3468};
3469
James Smarte59058c2008-08-24 21:49:00 -04003470/**
James Smart3621a712009-04-06 18:47:14 -04003471 * sysfs_ctlreg_write - Write method for writing to ctlreg
Chris Wright2c3c8be2010-05-12 18:28:57 -07003472 * @filp: open sysfs file
James Smarte59058c2008-08-24 21:49:00 -04003473 * @kobj: kernel kobject that contains the kernel class device.
3474 * @bin_attr: kernel attributes passed to us.
3475 * @buf: contains the data to be written to the adapter IOREG space.
3476 * @off: offset into buffer to beginning of data.
3477 * @count: bytes to transfer.
3478 *
3479 * Description:
3480 * Accessed via /sys/class/scsi_host/hostxxx/ctlreg.
3481 * Uses the adapter io control registers to send buf contents to the adapter.
3482 *
3483 * Returns:
3484 * -ERANGE off and count combo out of range
3485 * -EINVAL off, count or buff address invalid
3486 * -EPERM adapter is offline
3487 * value of count, buf contents written
3488 **/
dea31012005-04-17 16:05:31 -05003489static ssize_t
Chris Wright2c3c8be2010-05-12 18:28:57 -07003490sysfs_ctlreg_write(struct file *filp, struct kobject *kobj,
3491 struct bin_attribute *bin_attr,
Zhang Rui91a69022007-06-09 13:57:22 +08003492 char *buf, loff_t off, size_t count)
dea31012005-04-17 16:05:31 -05003493{
3494 size_t buf_off;
Tony Jonesee959b02008-02-22 00:13:36 +01003495 struct device *dev = container_of(kobj, struct device, kobj);
3496 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05003497 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
3498 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -05003499
James Smartf1126682009-06-10 17:22:44 -04003500 if (phba->sli_rev >= LPFC_SLI_REV4)
3501 return -EPERM;
3502
dea31012005-04-17 16:05:31 -05003503 if ((off + count) > FF_REG_AREA_SIZE)
3504 return -ERANGE;
3505
3506 if (count == 0) return 0;
3507
3508 if (off % 4 || count % 4 || (unsigned long)buf % 4)
3509 return -EINVAL;
3510
James Smart2e0fef82007-06-17 19:56:36 -05003511 if (!(vport->fc_flag & FC_OFFLINE_MODE)) {
dea31012005-04-17 16:05:31 -05003512 return -EPERM;
3513 }
3514
James Smart2e0fef82007-06-17 19:56:36 -05003515 spin_lock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003516 for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t))
3517 writel(*((uint32_t *)(buf + buf_off)),
3518 phba->ctrl_regs_memmap_p + off + buf_off);
3519
James Smart2e0fef82007-06-17 19:56:36 -05003520 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003521
3522 return count;
3523}
3524
James Smarte59058c2008-08-24 21:49:00 -04003525/**
James Smart3621a712009-04-06 18:47:14 -04003526 * sysfs_ctlreg_read - Read method for reading from ctlreg
Chris Wright2c3c8be2010-05-12 18:28:57 -07003527 * @filp: open sysfs file
James Smarte59058c2008-08-24 21:49:00 -04003528 * @kobj: kernel kobject that contains the kernel class device.
3529 * @bin_attr: kernel attributes passed to us.
André Goddard Rosaaf901ca2009-11-14 13:09:05 -02003530 * @buf: if successful contains the data from the adapter IOREG space.
James Smarte59058c2008-08-24 21:49:00 -04003531 * @off: offset into buffer to beginning of data.
3532 * @count: bytes to transfer.
3533 *
3534 * Description:
3535 * Accessed via /sys/class/scsi_host/hostxxx/ctlreg.
3536 * Uses the adapter io control registers to read data into buf.
3537 *
3538 * Returns:
3539 * -ERANGE off and count combo out of range
3540 * -EINVAL off, count or buff address invalid
3541 * value of count, buf contents read
3542 **/
dea31012005-04-17 16:05:31 -05003543static ssize_t
Chris Wright2c3c8be2010-05-12 18:28:57 -07003544sysfs_ctlreg_read(struct file *filp, struct kobject *kobj,
3545 struct bin_attribute *bin_attr,
Zhang Rui91a69022007-06-09 13:57:22 +08003546 char *buf, loff_t off, size_t count)
dea31012005-04-17 16:05:31 -05003547{
3548 size_t buf_off;
3549 uint32_t * tmp_ptr;
Tony Jonesee959b02008-02-22 00:13:36 +01003550 struct device *dev = container_of(kobj, struct device, kobj);
3551 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05003552 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
3553 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -05003554
James Smartf1126682009-06-10 17:22:44 -04003555 if (phba->sli_rev >= LPFC_SLI_REV4)
3556 return -EPERM;
3557
dea31012005-04-17 16:05:31 -05003558 if (off > FF_REG_AREA_SIZE)
3559 return -ERANGE;
3560
3561 if ((off + count) > FF_REG_AREA_SIZE)
3562 count = FF_REG_AREA_SIZE - off;
3563
3564 if (count == 0) return 0;
3565
3566 if (off % 4 || count % 4 || (unsigned long)buf % 4)
3567 return -EINVAL;
3568
James Smart2e0fef82007-06-17 19:56:36 -05003569 spin_lock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003570
3571 for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t)) {
3572 tmp_ptr = (uint32_t *)(buf + buf_off);
3573 *tmp_ptr = readl(phba->ctrl_regs_memmap_p + off + buf_off);
3574 }
3575
James Smart2e0fef82007-06-17 19:56:36 -05003576 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003577
3578 return count;
3579}
3580
3581static struct bin_attribute sysfs_ctlreg_attr = {
3582 .attr = {
3583 .name = "ctlreg",
3584 .mode = S_IRUSR | S_IWUSR,
dea31012005-04-17 16:05:31 -05003585 },
3586 .size = 256,
3587 .read = sysfs_ctlreg_read,
3588 .write = sysfs_ctlreg_write,
3589};
3590
James Smarte59058c2008-08-24 21:49:00 -04003591/**
James Smart3621a712009-04-06 18:47:14 -04003592 * sysfs_mbox_idle - frees the sysfs mailbox
James Smarte59058c2008-08-24 21:49:00 -04003593 * @phba: lpfc_hba pointer
3594 **/
dea31012005-04-17 16:05:31 -05003595static void
James Smart2e0fef82007-06-17 19:56:36 -05003596sysfs_mbox_idle(struct lpfc_hba *phba)
dea31012005-04-17 16:05:31 -05003597{
3598 phba->sysfs_mbox.state = SMBOX_IDLE;
3599 phba->sysfs_mbox.offset = 0;
3600
3601 if (phba->sysfs_mbox.mbox) {
3602 mempool_free(phba->sysfs_mbox.mbox,
3603 phba->mbox_mem_pool);
3604 phba->sysfs_mbox.mbox = NULL;
3605 }
3606}
3607
James Smarte59058c2008-08-24 21:49:00 -04003608/**
James Smart3621a712009-04-06 18:47:14 -04003609 * sysfs_mbox_write - Write method for writing information via mbox
Chris Wright2c3c8be2010-05-12 18:28:57 -07003610 * @filp: open sysfs file
James Smarte59058c2008-08-24 21:49:00 -04003611 * @kobj: kernel kobject that contains the kernel class device.
3612 * @bin_attr: kernel attributes passed to us.
3613 * @buf: contains the data to be written to sysfs mbox.
3614 * @off: offset into buffer to beginning of data.
3615 * @count: bytes to transfer.
3616 *
3617 * Description:
3618 * Accessed via /sys/class/scsi_host/hostxxx/mbox.
3619 * Uses the sysfs mbox to send buf contents to the adapter.
3620 *
3621 * Returns:
3622 * -ERANGE off and count combo out of range
3623 * -EINVAL off, count or buff address invalid
3624 * zero if count is zero
3625 * -EPERM adapter is offline
3626 * -ENOMEM failed to allocate memory for the mail box
3627 * -EAGAIN offset, state or mbox is NULL
3628 * count number of bytes transferred
3629 **/
dea31012005-04-17 16:05:31 -05003630static ssize_t
Chris Wright2c3c8be2010-05-12 18:28:57 -07003631sysfs_mbox_write(struct file *filp, struct kobject *kobj,
3632 struct bin_attribute *bin_attr,
Zhang Rui91a69022007-06-09 13:57:22 +08003633 char *buf, loff_t off, size_t count)
dea31012005-04-17 16:05:31 -05003634{
Tony Jonesee959b02008-02-22 00:13:36 +01003635 struct device *dev = container_of(kobj, struct device, kobj);
3636 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05003637 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
3638 struct lpfc_hba *phba = vport->phba;
3639 struct lpfcMboxq *mbox = NULL;
dea31012005-04-17 16:05:31 -05003640
3641 if ((count + off) > MAILBOX_CMD_SIZE)
3642 return -ERANGE;
3643
3644 if (off % 4 || count % 4 || (unsigned long)buf % 4)
3645 return -EINVAL;
3646
3647 if (count == 0)
3648 return 0;
3649
3650 if (off == 0) {
3651 mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
3652 if (!mbox)
3653 return -ENOMEM;
James Smartfc6c12b2006-03-07 15:04:19 -05003654 memset(mbox, 0, sizeof (LPFC_MBOXQ_t));
dea31012005-04-17 16:05:31 -05003655 }
3656
James Smart2e0fef82007-06-17 19:56:36 -05003657 spin_lock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003658
3659 if (off == 0) {
3660 if (phba->sysfs_mbox.mbox)
3661 mempool_free(mbox, phba->mbox_mem_pool);
3662 else
3663 phba->sysfs_mbox.mbox = mbox;
3664 phba->sysfs_mbox.state = SMBOX_WRITING;
3665 } else {
3666 if (phba->sysfs_mbox.state != SMBOX_WRITING ||
3667 phba->sysfs_mbox.offset != off ||
James Smart92d7f7b2007-06-17 19:56:38 -05003668 phba->sysfs_mbox.mbox == NULL) {
dea31012005-04-17 16:05:31 -05003669 sysfs_mbox_idle(phba);
James Smart2e0fef82007-06-17 19:56:36 -05003670 spin_unlock_irq(&phba->hbalock);
James Smart8f6d98d2006-08-01 07:34:00 -04003671 return -EAGAIN;
dea31012005-04-17 16:05:31 -05003672 }
3673 }
3674
James Smart04c68492009-05-22 14:52:52 -04003675 memcpy((uint8_t *) &phba->sysfs_mbox.mbox->u.mb + off,
dea31012005-04-17 16:05:31 -05003676 buf, count);
3677
3678 phba->sysfs_mbox.offset = off + count;
3679
James Smart2e0fef82007-06-17 19:56:36 -05003680 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003681
3682 return count;
3683}
3684
James Smarte59058c2008-08-24 21:49:00 -04003685/**
James Smart3621a712009-04-06 18:47:14 -04003686 * sysfs_mbox_read - Read method for reading information via mbox
Chris Wright2c3c8be2010-05-12 18:28:57 -07003687 * @filp: open sysfs file
James Smarte59058c2008-08-24 21:49:00 -04003688 * @kobj: kernel kobject that contains the kernel class device.
3689 * @bin_attr: kernel attributes passed to us.
3690 * @buf: contains the data to be read from sysfs mbox.
3691 * @off: offset into buffer to beginning of data.
3692 * @count: bytes to transfer.
3693 *
3694 * Description:
3695 * Accessed via /sys/class/scsi_host/hostxxx/mbox.
3696 * Uses the sysfs mbox to receive data from to the adapter.
3697 *
3698 * Returns:
3699 * -ERANGE off greater than mailbox command size
3700 * -EINVAL off, count or buff address invalid
3701 * zero if off and count are zero
3702 * -EACCES adapter over temp
3703 * -EPERM garbage can value to catch a multitude of errors
3704 * -EAGAIN management IO not permitted, state or off error
3705 * -ETIME mailbox timeout
3706 * -ENODEV mailbox error
3707 * count number of bytes transferred
3708 **/
dea31012005-04-17 16:05:31 -05003709static ssize_t
Chris Wright2c3c8be2010-05-12 18:28:57 -07003710sysfs_mbox_read(struct file *filp, struct kobject *kobj,
3711 struct bin_attribute *bin_attr,
Zhang Rui91a69022007-06-09 13:57:22 +08003712 char *buf, loff_t off, size_t count)
dea31012005-04-17 16:05:31 -05003713{
Tony Jonesee959b02008-02-22 00:13:36 +01003714 struct device *dev = container_of(kobj, struct device, kobj);
3715 struct Scsi_Host *shost = class_to_shost(dev);
James Smart2e0fef82007-06-17 19:56:36 -05003716 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
3717 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -05003718 int rc;
James Smart04c68492009-05-22 14:52:52 -04003719 MAILBOX_t *pmb;
dea31012005-04-17 16:05:31 -05003720
James Smart1dcb58e2007-04-25 09:51:30 -04003721 if (off > MAILBOX_CMD_SIZE)
dea31012005-04-17 16:05:31 -05003722 return -ERANGE;
3723
James Smart1dcb58e2007-04-25 09:51:30 -04003724 if ((count + off) > MAILBOX_CMD_SIZE)
3725 count = MAILBOX_CMD_SIZE - off;
dea31012005-04-17 16:05:31 -05003726
3727 if (off % 4 || count % 4 || (unsigned long)buf % 4)
3728 return -EINVAL;
3729
3730 if (off && count == 0)
3731 return 0;
3732
James Smart2e0fef82007-06-17 19:56:36 -05003733 spin_lock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003734
James Smart7af67052007-10-27 13:38:11 -04003735 if (phba->over_temp_state == HBA_OVER_TEMP) {
3736 sysfs_mbox_idle(phba);
3737 spin_unlock_irq(&phba->hbalock);
James Smart09372822008-01-11 01:52:54 -05003738 return -EACCES;
James Smart7af67052007-10-27 13:38:11 -04003739 }
3740
dea31012005-04-17 16:05:31 -05003741 if (off == 0 &&
3742 phba->sysfs_mbox.state == SMBOX_WRITING &&
3743 phba->sysfs_mbox.offset >= 2 * sizeof(uint32_t)) {
James Smart04c68492009-05-22 14:52:52 -04003744 pmb = &phba->sysfs_mbox.mbox->u.mb;
3745 switch (pmb->mbxCommand) {
dea31012005-04-17 16:05:31 -05003746 /* Offline only */
dea31012005-04-17 16:05:31 -05003747 case MBX_INIT_LINK:
3748 case MBX_DOWN_LINK:
3749 case MBX_CONFIG_LINK:
3750 case MBX_CONFIG_RING:
3751 case MBX_RESET_RING:
3752 case MBX_UNREG_LOGIN:
3753 case MBX_CLEAR_LA:
3754 case MBX_DUMP_CONTEXT:
3755 case MBX_RUN_DIAGS:
3756 case MBX_RESTART:
dea31012005-04-17 16:05:31 -05003757 case MBX_SET_MASK:
dea31012005-04-17 16:05:31 -05003758 case MBX_SET_DEBUG:
James Smart2e0fef82007-06-17 19:56:36 -05003759 if (!(vport->fc_flag & FC_OFFLINE_MODE)) {
dea31012005-04-17 16:05:31 -05003760 printk(KERN_WARNING "mbox_read:Command 0x%x "
3761 "is illegal in on-line state\n",
James Smart04c68492009-05-22 14:52:52 -04003762 pmb->mbxCommand);
dea31012005-04-17 16:05:31 -05003763 sysfs_mbox_idle(phba);
James Smart2e0fef82007-06-17 19:56:36 -05003764 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003765 return -EPERM;
3766 }
James Smarta8adb832007-10-27 13:37:53 -04003767 case MBX_WRITE_NV:
3768 case MBX_WRITE_VPARMS:
dea31012005-04-17 16:05:31 -05003769 case MBX_LOAD_SM:
3770 case MBX_READ_NV:
3771 case MBX_READ_CONFIG:
3772 case MBX_READ_RCONFIG:
3773 case MBX_READ_STATUS:
3774 case MBX_READ_XRI:
3775 case MBX_READ_REV:
3776 case MBX_READ_LNK_STAT:
3777 case MBX_DUMP_MEMORY:
3778 case MBX_DOWN_LOAD:
3779 case MBX_UPDATE_CFG:
Jamie Wellnitz41415862006-02-28 19:25:27 -05003780 case MBX_KILL_BOARD:
dea31012005-04-17 16:05:31 -05003781 case MBX_LOAD_AREA:
3782 case MBX_LOAD_EXP_ROM:
Jamie Wellnitz41415862006-02-28 19:25:27 -05003783 case MBX_BEACON:
3784 case MBX_DEL_LD_ENTRY:
James Smart09372822008-01-11 01:52:54 -05003785 case MBX_SET_VARIABLE:
3786 case MBX_WRITE_WWN:
James Smart84774a42008-08-24 21:50:06 -04003787 case MBX_PORT_CAPABILITIES:
3788 case MBX_PORT_IOV_CONTROL:
dea31012005-04-17 16:05:31 -05003789 break;
James Smartdcf2a4e2010-09-29 11:18:53 -04003790 case MBX_SECURITY_MGMT:
3791 case MBX_AUTH_PORT:
3792 if (phba->pci_dev_grp == LPFC_PCI_DEV_OC)
3793 return -EPERM;
3794 break;
dea31012005-04-17 16:05:31 -05003795 case MBX_READ_SPARM64:
3796 case MBX_READ_LA:
3797 case MBX_READ_LA64:
3798 case MBX_REG_LOGIN:
3799 case MBX_REG_LOGIN64:
3800 case MBX_CONFIG_PORT:
3801 case MBX_RUN_BIU_DIAG:
3802 printk(KERN_WARNING "mbox_read: Illegal Command 0x%x\n",
James Smart04c68492009-05-22 14:52:52 -04003803 pmb->mbxCommand);
dea31012005-04-17 16:05:31 -05003804 sysfs_mbox_idle(phba);
James Smart2e0fef82007-06-17 19:56:36 -05003805 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003806 return -EPERM;
3807 default:
3808 printk(KERN_WARNING "mbox_read: Unknown Command 0x%x\n",
James Smart04c68492009-05-22 14:52:52 -04003809 pmb->mbxCommand);
dea31012005-04-17 16:05:31 -05003810 sysfs_mbox_idle(phba);
James Smart2e0fef82007-06-17 19:56:36 -05003811 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003812 return -EPERM;
3813 }
3814
James Smart09372822008-01-11 01:52:54 -05003815 /* If HBA encountered an error attention, allow only DUMP
James Smart1b32f6a2008-02-08 18:49:39 -05003816 * or RESTART mailbox commands until the HBA is restarted.
James Smart09372822008-01-11 01:52:54 -05003817 */
James Smartd7c255b2008-08-24 21:50:00 -04003818 if (phba->pport->stopped &&
James Smart04c68492009-05-22 14:52:52 -04003819 pmb->mbxCommand != MBX_DUMP_MEMORY &&
3820 pmb->mbxCommand != MBX_RESTART &&
3821 pmb->mbxCommand != MBX_WRITE_VPARMS &&
3822 pmb->mbxCommand != MBX_WRITE_WWN)
James Smartd7c255b2008-08-24 21:50:00 -04003823 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
3824 "1259 mbox: Issued mailbox cmd "
3825 "0x%x while in stopped state.\n",
James Smart04c68492009-05-22 14:52:52 -04003826 pmb->mbxCommand);
James Smart09372822008-01-11 01:52:54 -05003827
James Smart92d7f7b2007-06-17 19:56:38 -05003828 phba->sysfs_mbox.mbox->vport = vport;
3829
James Smart58da1ff2008-04-07 10:15:56 -04003830 /* Don't allow mailbox commands to be sent when blocked
3831 * or when in the middle of discovery
3832 */
James Smart495a7142008-06-14 22:52:59 -04003833 if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) {
James Smart46fa3112007-04-25 09:51:45 -04003834 sysfs_mbox_idle(phba);
James Smart2e0fef82007-06-17 19:56:36 -05003835 spin_unlock_irq(&phba->hbalock);
James Smart46fa3112007-04-25 09:51:45 -04003836 return -EAGAIN;
3837 }
3838
James Smart2e0fef82007-06-17 19:56:36 -05003839 if ((vport->fc_flag & FC_OFFLINE_MODE) ||
James Smartf4b4c682009-05-22 14:53:12 -04003840 (!(phba->sli.sli_flag & LPFC_SLI_ACTIVE))) {
dea31012005-04-17 16:05:31 -05003841
James Smart2e0fef82007-06-17 19:56:36 -05003842 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003843 rc = lpfc_sli_issue_mbox (phba,
3844 phba->sysfs_mbox.mbox,
3845 MBX_POLL);
James Smart2e0fef82007-06-17 19:56:36 -05003846 spin_lock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003847
3848 } else {
James Smart2e0fef82007-06-17 19:56:36 -05003849 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003850 rc = lpfc_sli_issue_mbox_wait (phba,
3851 phba->sysfs_mbox.mbox,
James Smart04c68492009-05-22 14:52:52 -04003852 lpfc_mbox_tmo_val(phba, pmb->mbxCommand) * HZ);
James Smart2e0fef82007-06-17 19:56:36 -05003853 spin_lock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003854 }
3855
3856 if (rc != MBX_SUCCESS) {
James Smart1dcb58e2007-04-25 09:51:30 -04003857 if (rc == MBX_TIMEOUT) {
James Smart1dcb58e2007-04-25 09:51:30 -04003858 phba->sysfs_mbox.mbox = NULL;
3859 }
dea31012005-04-17 16:05:31 -05003860 sysfs_mbox_idle(phba);
James Smart2e0fef82007-06-17 19:56:36 -05003861 spin_unlock_irq(&phba->hbalock);
James Smart8f6d98d2006-08-01 07:34:00 -04003862 return (rc == MBX_TIMEOUT) ? -ETIME : -ENODEV;
dea31012005-04-17 16:05:31 -05003863 }
3864 phba->sysfs_mbox.state = SMBOX_READING;
3865 }
3866 else if (phba->sysfs_mbox.offset != off ||
3867 phba->sysfs_mbox.state != SMBOX_READING) {
3868 printk(KERN_WARNING "mbox_read: Bad State\n");
3869 sysfs_mbox_idle(phba);
James Smart2e0fef82007-06-17 19:56:36 -05003870 spin_unlock_irq(&phba->hbalock);
James Smart8f6d98d2006-08-01 07:34:00 -04003871 return -EAGAIN;
dea31012005-04-17 16:05:31 -05003872 }
3873
James Smart04c68492009-05-22 14:52:52 -04003874 memcpy(buf, (uint8_t *) &pmb + off, count);
dea31012005-04-17 16:05:31 -05003875
3876 phba->sysfs_mbox.offset = off + count;
3877
James Smart1dcb58e2007-04-25 09:51:30 -04003878 if (phba->sysfs_mbox.offset == MAILBOX_CMD_SIZE)
dea31012005-04-17 16:05:31 -05003879 sysfs_mbox_idle(phba);
3880
James Smart2e0fef82007-06-17 19:56:36 -05003881 spin_unlock_irq(&phba->hbalock);
dea31012005-04-17 16:05:31 -05003882
3883 return count;
3884}
3885
3886static struct bin_attribute sysfs_mbox_attr = {
3887 .attr = {
3888 .name = "mbox",
3889 .mode = S_IRUSR | S_IWUSR,
dea31012005-04-17 16:05:31 -05003890 },
James Smart1dcb58e2007-04-25 09:51:30 -04003891 .size = MAILBOX_CMD_SIZE,
dea31012005-04-17 16:05:31 -05003892 .read = sysfs_mbox_read,
3893 .write = sysfs_mbox_write,
3894};
3895
James Smarte59058c2008-08-24 21:49:00 -04003896/**
James Smart3621a712009-04-06 18:47:14 -04003897 * lpfc_alloc_sysfs_attr - Creates the ctlreg and mbox entries
James Smarte59058c2008-08-24 21:49:00 -04003898 * @vport: address of lpfc vport structure.
3899 *
3900 * Return codes:
3901 * zero on success
3902 * error return code from sysfs_create_bin_file()
3903 **/
dea31012005-04-17 16:05:31 -05003904int
James Smart2e0fef82007-06-17 19:56:36 -05003905lpfc_alloc_sysfs_attr(struct lpfc_vport *vport)
dea31012005-04-17 16:05:31 -05003906{
James Smart2e0fef82007-06-17 19:56:36 -05003907 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
dea31012005-04-17 16:05:31 -05003908 int error;
3909
Tony Jonesee959b02008-02-22 00:13:36 +01003910 error = sysfs_create_bin_file(&shost->shost_dev.kobj,
James Smarteada2722008-12-04 22:39:13 -05003911 &sysfs_drvr_stat_data_attr);
3912
3913 /* Virtual ports do not need ctrl_reg and mbox */
3914 if (error || vport->port_type == LPFC_NPIV_PORT)
3915 goto out;
3916
3917 error = sysfs_create_bin_file(&shost->shost_dev.kobj,
James Smart92d7f7b2007-06-17 19:56:38 -05003918 &sysfs_ctlreg_attr);
dea31012005-04-17 16:05:31 -05003919 if (error)
James Smarteada2722008-12-04 22:39:13 -05003920 goto out_remove_stat_attr;
dea31012005-04-17 16:05:31 -05003921
Tony Jonesee959b02008-02-22 00:13:36 +01003922 error = sysfs_create_bin_file(&shost->shost_dev.kobj,
James Smart92d7f7b2007-06-17 19:56:38 -05003923 &sysfs_mbox_attr);
dea31012005-04-17 16:05:31 -05003924 if (error)
3925 goto out_remove_ctlreg_attr;
3926
3927 return 0;
3928out_remove_ctlreg_attr:
Tony Jonesee959b02008-02-22 00:13:36 +01003929 sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr);
James Smarteada2722008-12-04 22:39:13 -05003930out_remove_stat_attr:
3931 sysfs_remove_bin_file(&shost->shost_dev.kobj,
3932 &sysfs_drvr_stat_data_attr);
dea31012005-04-17 16:05:31 -05003933out:
3934 return error;
3935}
3936
James Smarte59058c2008-08-24 21:49:00 -04003937/**
James Smart3621a712009-04-06 18:47:14 -04003938 * lpfc_free_sysfs_attr - Removes the ctlreg and mbox entries
James Smarte59058c2008-08-24 21:49:00 -04003939 * @vport: address of lpfc vport structure.
3940 **/
dea31012005-04-17 16:05:31 -05003941void
James Smart2e0fef82007-06-17 19:56:36 -05003942lpfc_free_sysfs_attr(struct lpfc_vport *vport)
dea31012005-04-17 16:05:31 -05003943{
James Smart2e0fef82007-06-17 19:56:36 -05003944 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
James Smartea2151b2008-09-07 11:52:10 -04003945 sysfs_remove_bin_file(&shost->shost_dev.kobj,
3946 &sysfs_drvr_stat_data_attr);
James Smarteada2722008-12-04 22:39:13 -05003947 /* Virtual ports do not need ctrl_reg and mbox */
3948 if (vport->port_type == LPFC_NPIV_PORT)
3949 return;
Tony Jonesee959b02008-02-22 00:13:36 +01003950 sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_mbox_attr);
3951 sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr);
dea31012005-04-17 16:05:31 -05003952}
3953
3954
3955/*
3956 * Dynamic FC Host Attributes Support
3957 */
3958
James Smarte59058c2008-08-24 21:49:00 -04003959/**
James Smart3621a712009-04-06 18:47:14 -04003960 * lpfc_get_host_port_id - Copy the vport DID into the scsi host port id
James Smarte59058c2008-08-24 21:49:00 -04003961 * @shost: kernel scsi host pointer.
3962 **/
dea31012005-04-17 16:05:31 -05003963static void
3964lpfc_get_host_port_id(struct Scsi_Host *shost)
3965{
James Smart2e0fef82007-06-17 19:56:36 -05003966 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
3967
dea31012005-04-17 16:05:31 -05003968 /* note: fc_myDID already in cpu endianness */
James Smart2e0fef82007-06-17 19:56:36 -05003969 fc_host_port_id(shost) = vport->fc_myDID;
dea31012005-04-17 16:05:31 -05003970}
3971
James Smarte59058c2008-08-24 21:49:00 -04003972/**
James Smart3621a712009-04-06 18:47:14 -04003973 * lpfc_get_host_port_type - Set the value of the scsi host port type
James Smarte59058c2008-08-24 21:49:00 -04003974 * @shost: kernel scsi host pointer.
3975 **/
dea31012005-04-17 16:05:31 -05003976static void
3977lpfc_get_host_port_type(struct Scsi_Host *shost)
3978{
James Smart2e0fef82007-06-17 19:56:36 -05003979 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
3980 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -05003981
3982 spin_lock_irq(shost->host_lock);
3983
James Smart92d7f7b2007-06-17 19:56:38 -05003984 if (vport->port_type == LPFC_NPIV_PORT) {
3985 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
3986 } else if (lpfc_is_link_up(phba)) {
dea31012005-04-17 16:05:31 -05003987 if (phba->fc_topology == TOPOLOGY_LOOP) {
James Smart2e0fef82007-06-17 19:56:36 -05003988 if (vport->fc_flag & FC_PUBLIC_LOOP)
dea31012005-04-17 16:05:31 -05003989 fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
3990 else
3991 fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
3992 } else {
James Smart2e0fef82007-06-17 19:56:36 -05003993 if (vport->fc_flag & FC_FABRIC)
dea31012005-04-17 16:05:31 -05003994 fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
3995 else
3996 fc_host_port_type(shost) = FC_PORTTYPE_PTP;
3997 }
3998 } else
3999 fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
4000
4001 spin_unlock_irq(shost->host_lock);
4002}
4003
James Smarte59058c2008-08-24 21:49:00 -04004004/**
James Smart3621a712009-04-06 18:47:14 -04004005 * lpfc_get_host_port_state - Set the value of the scsi host port state
James Smarte59058c2008-08-24 21:49:00 -04004006 * @shost: kernel scsi host pointer.
4007 **/
dea31012005-04-17 16:05:31 -05004008static void
4009lpfc_get_host_port_state(struct Scsi_Host *shost)
4010{
James Smart2e0fef82007-06-17 19:56:36 -05004011 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
4012 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -05004013
4014 spin_lock_irq(shost->host_lock);
4015
James Smart2e0fef82007-06-17 19:56:36 -05004016 if (vport->fc_flag & FC_OFFLINE_MODE)
dea31012005-04-17 16:05:31 -05004017 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
4018 else {
James Smart2e0fef82007-06-17 19:56:36 -05004019 switch (phba->link_state) {
4020 case LPFC_LINK_UNKNOWN:
dea31012005-04-17 16:05:31 -05004021 case LPFC_LINK_DOWN:
4022 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
4023 break;
4024 case LPFC_LINK_UP:
dea31012005-04-17 16:05:31 -05004025 case LPFC_CLEAR_LA:
4026 case LPFC_HBA_READY:
4027 /* Links up, beyond this port_type reports state */
4028 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
4029 break;
4030 case LPFC_HBA_ERROR:
4031 fc_host_port_state(shost) = FC_PORTSTATE_ERROR;
4032 break;
4033 default:
4034 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
4035 break;
4036 }
4037 }
4038
4039 spin_unlock_irq(shost->host_lock);
4040}
4041
James Smarte59058c2008-08-24 21:49:00 -04004042/**
James Smart3621a712009-04-06 18:47:14 -04004043 * lpfc_get_host_speed - Set the value of the scsi host speed
James Smarte59058c2008-08-24 21:49:00 -04004044 * @shost: kernel scsi host pointer.
4045 **/
dea31012005-04-17 16:05:31 -05004046static void
4047lpfc_get_host_speed(struct Scsi_Host *shost)
4048{
James Smart2e0fef82007-06-17 19:56:36 -05004049 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
4050 struct lpfc_hba *phba = vport->phba;
dea31012005-04-17 16:05:31 -05004051
4052 spin_lock_irq(shost->host_lock);
4053
James Smart2e0fef82007-06-17 19:56:36 -05004054 if (lpfc_is_link_up(phba)) {
dea31012005-04-17 16:05:31 -05004055 switch(phba->fc_linkspeed) {
4056 case LA_1GHZ_LINK:
4057 fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
4058 break;
4059 case LA_2GHZ_LINK:
4060 fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
4061 break;
4062 case LA_4GHZ_LINK:
4063 fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
4064 break;
James Smartb87eab32007-04-25 09:53:28 -04004065 case LA_8GHZ_LINK:
4066 fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
4067 break;
James Smartf4b4c682009-05-22 14:53:12 -04004068 case LA_10GHZ_LINK:
4069 fc_host_speed(shost) = FC_PORTSPEED_10GBIT;
4070 break;
dea31012005-04-17 16:05:31 -05004071 default:
4072 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
4073 break;
4074 }
James Smart09372822008-01-11 01:52:54 -05004075 } else
4076 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
dea31012005-04-17 16:05:31 -05004077
4078 spin_unlock_irq(shost->host_lock);
4079}
4080
James Smarte59058c2008-08-24 21:49:00 -04004081/**
James Smart3621a712009-04-06 18:47:14 -04004082 * lpfc_get_host_fabric_name - Set the value of the scsi host fabric name
James Smarte59058c2008-08-24 21:49:00 -04004083 * @shost: kernel scsi host pointer.
4084 **/
dea31012005-04-17 16:05:31 -05004085static void
4086lpfc_get_host_fabric_name (struct Scsi_Host *shost)
4087{
James Smart2e0fef82007-06-17 19:56:36 -05004088 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
4089 struct lpfc_hba *phba = vport->phba;
Andrew Vasquezf631b4b2005-08-31 15:23:12 -07004090 u64 node_name;
dea31012005-04-17 16:05:31 -05004091
4092 spin_lock_irq(shost->host_lock);
4093
James Smart2e0fef82007-06-17 19:56:36 -05004094 if ((vport->fc_flag & FC_FABRIC) ||
dea31012005-04-17 16:05:31 -05004095 ((phba->fc_topology == TOPOLOGY_LOOP) &&
James Smart2e0fef82007-06-17 19:56:36 -05004096 (vport->fc_flag & FC_PUBLIC_LOOP)))
Andrew Morton68ce1eb2005-09-21 09:46:54 -07004097 node_name = wwn_to_u64(phba->fc_fabparam.nodeName.u.wwn);
dea31012005-04-17 16:05:31 -05004098 else
4099 /* fabric is local port if there is no F/FL_Port */
James Smart09372822008-01-11 01:52:54 -05004100 node_name = 0;
dea31012005-04-17 16:05:31 -05004101
4102 spin_unlock_irq(shost->host_lock);
4103
Andrew Vasquezf631b4b2005-08-31 15:23:12 -07004104 fc_host_fabric_name(shost) = node_name;
dea31012005-04-17 16:05:31 -05004105}
4106
James Smarte59058c2008-08-24 21:49:00 -04004107/**
James Smart3621a712009-04-06 18:47:14 -04004108 * lpfc_get_stats - Return statistical information about the adapter
James Smarte59058c2008-08-24 21:49:00 -04004109 * @shost: kernel scsi host pointer.
4110 *
4111 * Notes:
4112 * NULL on error for link down, no mbox pool, sli2 active,
4113 * management not allowed, memory allocation error, or mbox error.
4114 *
4115 * Returns:
4116 * NULL for error
4117 * address of the adapter host statistics
4118 **/
dea31012005-04-17 16:05:31 -05004119static struct fc_host_statistics *
4120lpfc_get_stats(struct Scsi_Host *shost)
4121{
James Smart2e0fef82007-06-17 19:56:36 -05004122 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
4123 struct lpfc_hba *phba = vport->phba;
4124 struct lpfc_sli *psli = &phba->sli;
James.Smart@Emulex.Comf888ba32005-08-10 15:03:01 -04004125 struct fc_host_statistics *hs = &phba->link_stats;
James Smart64ba8812006-08-02 15:24:34 -04004126 struct lpfc_lnk_stat * lso = &psli->lnk_stat_offsets;
dea31012005-04-17 16:05:31 -05004127 LPFC_MBOXQ_t *pmboxq;
4128 MAILBOX_t *pmb;
James Smart64ba8812006-08-02 15:24:34 -04004129 unsigned long seconds;
James.Smart@Emulex.Com433c3572005-10-28 20:28:56 -04004130 int rc = 0;
dea31012005-04-17 16:05:31 -05004131
James Smart92d7f7b2007-06-17 19:56:38 -05004132 /*
4133 * prevent udev from issuing mailbox commands until the port is
4134 * configured.
4135 */
James Smart2e0fef82007-06-17 19:56:36 -05004136 if (phba->link_state < LPFC_LINK_DOWN ||
4137 !phba->mbox_mem_pool ||
James Smartf4b4c682009-05-22 14:53:12 -04004138 (phba->sli.sli_flag & LPFC_SLI_ACTIVE) == 0)
James Smart92d7f7b2007-06-17 19:56:38 -05004139 return NULL;
James Smart2e0fef82007-06-17 19:56:36 -05004140
4141 if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO)
James Smart46fa3112007-04-25 09:51:45 -04004142 return NULL;
4143
dea31012005-04-17 16:05:31 -05004144 pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
4145 if (!pmboxq)
4146 return NULL;
4147 memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t));
4148
James Smart04c68492009-05-22 14:52:52 -04004149 pmb = &pmboxq->u.mb;
dea31012005-04-17 16:05:31 -05004150 pmb->mbxCommand = MBX_READ_STATUS;
4151 pmb->mbxOwner = OWN_HOST;
4152 pmboxq->context1 = NULL;
James Smart92d7f7b2007-06-17 19:56:38 -05004153 pmboxq->vport = vport;
dea31012005-04-17 16:05:31 -05004154
James Smart75baf692010-06-08 18:31:21 -04004155 if (vport->fc_flag & FC_OFFLINE_MODE)
dea31012005-04-17 16:05:31 -05004156 rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
James.Smart@Emulex.Com433c3572005-10-28 20:28:56 -04004157 else
dea31012005-04-17 16:05:31 -05004158 rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
4159
4160 if (rc != MBX_SUCCESS) {
James Smart858c9f62007-06-17 19:56:39 -05004161 if (rc != MBX_TIMEOUT)
James.Smart@Emulex.Com433c3572005-10-28 20:28:56 -04004162 mempool_free(pmboxq, phba->mbox_mem_pool);
dea31012005-04-17 16:05:31 -05004163 return NULL;
4164 }
4165
James.Smart@Emulex.Comf888ba32005-08-10 15:03:01 -04004166 memset(hs, 0, sizeof (struct fc_host_statistics));
4167
dea31012005-04-17 16:05:31 -05004168 hs->tx_frames = pmb->un.varRdStatus.xmitFrameCnt;
4169 hs->tx_words = (pmb->un.varRdStatus.xmitByteCnt * 256);
4170 hs->rx_frames = pmb->un.varRdStatus.rcvFrameCnt;
4171 hs->rx_words = (pmb->un.varRdStatus.rcvByteCnt * 256);
4172
James.Smart@Emulex.Com433c3572005-10-28 20:28:56 -04004173 memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t));
dea31012005-04-17 16:05:31 -05004174 pmb->mbxCommand = MBX_READ_LNK_STAT;
4175 pmb->mbxOwner = OWN_HOST;
4176 pmboxq->context1 = NULL;
James Smart92d7f7b2007-06-17 19:56:38 -05004177 pmboxq->vport = vport;
dea31012005-04-17 16:05:31 -05004178
James Smart75baf692010-06-08 18:31:21 -04004179 if (vport->fc_flag & FC_OFFLINE_MODE)
dea31012005-04-17 16:05:31 -05004180 rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
James.Smart@Emulex.Com433c3572005-10-28 20:28:56 -04004181 else
dea31012005-04-17 16:05:31 -05004182 rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
4183
4184 if (rc != MBX_SUCCESS) {
James Smart858c9f62007-06-17 19:56:39 -05004185 if (rc != MBX_TIMEOUT)
James Smart92d7f7b2007-06-17 19:56:38 -05004186 mempool_free(pmboxq, phba->mbox_mem_pool);
dea31012005-04-17 16:05:31 -05004187 return NULL;
4188 }
4189
4190 hs->link_failure_count = pmb->un.varRdLnk.linkFailureCnt;
4191 hs->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt;
4192 hs->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt;
4193 hs->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt;
4194 hs->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord;
4195 hs->invalid_crc_count = pmb->un.varRdLnk.crcCnt;
4196 hs->error_frames = pmb->un.varRdLnk.crcCnt;
4197
James Smart64ba8812006-08-02 15:24:34 -04004198 hs->link_failure_count -= lso->link_failure_count;
4199 hs->loss_of_sync_count -= lso->loss_of_sync_count;
4200 hs->loss_of_signal_count -= lso->loss_of_signal_count;
4201 hs->prim_seq_protocol_err_count -= lso->prim_seq_protocol_err_count;
4202 hs->invalid_tx_word_count -= lso->invalid_tx_word_count;
4203 hs->invalid_crc_count -= lso->invalid_crc_count;
4204 hs->error_frames -= lso->error_frames;
4205
James Smart4d9ab992009-10-02 15:16:39 -04004206 if (phba->hba_flag & HBA_FCOE_SUPPORT) {
4207 hs->lip_count = -1;
4208 hs->nos_count = (phba->link_events >> 1);
4209 hs->nos_count -= lso->link_events;
4210 } else if (phba->fc_topology == TOPOLOGY_LOOP) {
dea31012005-04-17 16:05:31 -05004211 hs->lip_count = (phba->fc_eventTag >> 1);
James Smart64ba8812006-08-02 15:24:34 -04004212 hs->lip_count -= lso->link_events;
dea31012005-04-17 16:05:31 -05004213 hs->nos_count = -1;
4214 } else {
4215 hs->lip_count = -1;
4216 hs->nos_count = (phba->fc_eventTag >> 1);
James Smart64ba8812006-08-02 15:24:34 -04004217 hs->nos_count -= lso->link_events;
dea31012005-04-17 16:05:31 -05004218 }
4219
4220 hs->dumped_frames = -1;
4221
James Smart64ba8812006-08-02 15:24:34 -04004222 seconds = get_seconds();
4223 if (seconds < psli->stats_start)
4224 hs->seconds_since_last_reset = seconds +
4225 ((unsigned long)-1 - psli->stats_start);
4226 else
4227 hs->seconds_since_last_reset = seconds - psli->stats_start;
dea31012005-04-17 16:05:31 -05004228
James Smart1dcb58e2007-04-25 09:51:30 -04004229 mempool_free(pmboxq, phba->mbox_mem_pool);
4230
dea31012005-04-17 16:05:31 -05004231 return hs;
4232}
4233
James Smarte59058c2008-08-24 21:49:00 -04004234/**
James Smart3621a712009-04-06 18:47:14 -04004235 * lpfc_reset_stats - Copy the adapter link stats information
James Smarte59058c2008-08-24 21:49:00 -04004236 * @shost: kernel scsi host pointer.
4237 **/
James Smart64ba8812006-08-02 15:24:34 -04004238static void
4239lpfc_reset_stats(struct Scsi_Host *shost)
4240{
James Smart2e0fef82007-06-17 19:56:36 -05004241 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
4242 struct lpfc_hba *phba = vport->phba;
4243 struct lpfc_sli *psli = &phba->sli;
4244 struct lpfc_lnk_stat *lso = &psli->lnk_stat_offsets;
James Smart64ba8812006-08-02 15:24:34 -04004245 LPFC_MBOXQ_t *pmboxq;
4246 MAILBOX_t *pmb;
4247 int rc = 0;
4248
James Smart2e0fef82007-06-17 19:56:36 -05004249 if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO)
James Smart46fa3112007-04-25 09:51:45 -04004250 return;
4251
James Smart64ba8812006-08-02 15:24:34 -04004252 pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
4253 if (!pmboxq)
4254 return;
4255 memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
4256
James Smart04c68492009-05-22 14:52:52 -04004257 pmb = &pmboxq->u.mb;
James Smart64ba8812006-08-02 15:24:34 -04004258 pmb->mbxCommand = MBX_READ_STATUS;
4259 pmb->mbxOwner = OWN_HOST;
4260 pmb->un.varWords[0] = 0x1; /* reset request */
4261 pmboxq->context1 = NULL;
James Smart92d7f7b2007-06-17 19:56:38 -05004262 pmboxq->vport = vport;
James Smart64ba8812006-08-02 15:24:34 -04004263
James Smart2e0fef82007-06-17 19:56:36 -05004264 if ((vport->fc_flag & FC_OFFLINE_MODE) ||
James Smartf4b4c682009-05-22 14:53:12 -04004265 (!(psli->sli_flag & LPFC_SLI_ACTIVE)))
James Smart64ba8812006-08-02 15:24:34 -04004266 rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
4267 else
4268 rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
4269
4270 if (rc != MBX_SUCCESS) {
James Smart858c9f62007-06-17 19:56:39 -05004271 if (rc != MBX_TIMEOUT)
James Smart64ba8812006-08-02 15:24:34 -04004272 mempool_free(pmboxq, phba->mbox_mem_pool);
4273 return;
4274 }
4275
4276 memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
4277 pmb->mbxCommand = MBX_READ_LNK_STAT;
4278 pmb->mbxOwner = OWN_HOST;
4279 pmboxq->context1 = NULL;
James Smart92d7f7b2007-06-17 19:56:38 -05004280 pmboxq->vport = vport;
James Smart64ba8812006-08-02 15:24:34 -04004281
James Smart2e0fef82007-06-17 19:56:36 -05004282 if ((vport->fc_flag & FC_OFFLINE_MODE) ||
James Smartf4b4c682009-05-22 14:53:12 -04004283 (!(psli->sli_flag & LPFC_SLI_ACTIVE)))
James Smart64ba8812006-08-02 15:24:34 -04004284 rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
4285 else
4286 rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
4287
4288 if (rc != MBX_SUCCESS) {
James Smart858c9f62007-06-17 19:56:39 -05004289 if (rc != MBX_TIMEOUT)
James Smart64ba8812006-08-02 15:24:34 -04004290 mempool_free( pmboxq, phba->mbox_mem_pool);
4291 return;
4292 }
4293
4294 lso->link_failure_count = pmb->un.varRdLnk.linkFailureCnt;
4295 lso->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt;
4296 lso->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt;
4297 lso->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt;
4298 lso->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord;
4299 lso->invalid_crc_count = pmb->un.varRdLnk.crcCnt;
4300 lso->error_frames = pmb->un.varRdLnk.crcCnt;
James Smart4d9ab992009-10-02 15:16:39 -04004301 if (phba->hba_flag & HBA_FCOE_SUPPORT)
4302 lso->link_events = (phba->link_events >> 1);
4303 else
4304 lso->link_events = (phba->fc_eventTag >> 1);
James Smart64ba8812006-08-02 15:24:34 -04004305
4306 psli->stats_start = get_seconds();
4307
James Smart1dcb58e2007-04-25 09:51:30 -04004308 mempool_free(pmboxq, phba->mbox_mem_pool);
4309
James Smart64ba8812006-08-02 15:24:34 -04004310 return;
4311}
dea31012005-04-17 16:05:31 -05004312
4313/*
4314 * The LPFC driver treats linkdown handling as target loss events so there
4315 * are no sysfs handlers for link_down_tmo.
4316 */
James Smart685f0bf2007-04-25 09:53:08 -04004317
James Smarte59058c2008-08-24 21:49:00 -04004318/**
James Smart3621a712009-04-06 18:47:14 -04004319 * lpfc_get_node_by_target - Return the nodelist for a target
James Smarte59058c2008-08-24 21:49:00 -04004320 * @starget: kernel scsi target pointer.
4321 *
4322 * Returns:
4323 * address of the node list if found
4324 * NULL target not found
4325 **/
James Smart685f0bf2007-04-25 09:53:08 -04004326static struct lpfc_nodelist *
4327lpfc_get_node_by_target(struct scsi_target *starget)
dea31012005-04-17 16:05:31 -05004328{
James Smart2e0fef82007-06-17 19:56:36 -05004329 struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
4330 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
James Smart685f0bf2007-04-25 09:53:08 -04004331 struct lpfc_nodelist *ndlp;
dea31012005-04-17 16:05:31 -05004332
4333 spin_lock_irq(shost->host_lock);
James Smart685f0bf2007-04-25 09:53:08 -04004334 /* Search for this, mapped, target ID */
James Smart2e0fef82007-06-17 19:56:36 -05004335 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
James Smarte47c9092008-02-08 18:49:26 -05004336 if (NLP_CHK_NODE_ACT(ndlp) &&
4337 ndlp->nlp_state == NLP_STE_MAPPED_NODE &&
James Smart685f0bf2007-04-25 09:53:08 -04004338 starget->id == ndlp->nlp_sid) {
4339 spin_unlock_irq(shost->host_lock);
4340 return ndlp;
dea31012005-04-17 16:05:31 -05004341 }
4342 }
4343 spin_unlock_irq(shost->host_lock);
James Smart685f0bf2007-04-25 09:53:08 -04004344 return NULL;
4345}
dea31012005-04-17 16:05:31 -05004346
James Smarte59058c2008-08-24 21:49:00 -04004347/**
James Smart3621a712009-04-06 18:47:14 -04004348 * lpfc_get_starget_port_id - Set the target port id to the ndlp DID or -1
James Smarte59058c2008-08-24 21:49:00 -04004349 * @starget: kernel scsi target pointer.
4350 **/
James Smart685f0bf2007-04-25 09:53:08 -04004351static void
4352lpfc_get_starget_port_id(struct scsi_target *starget)
4353{
4354 struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget);
4355
4356 fc_starget_port_id(starget) = ndlp ? ndlp->nlp_DID : -1;
dea31012005-04-17 16:05:31 -05004357}
4358
James Smarte59058c2008-08-24 21:49:00 -04004359/**
James Smart3621a712009-04-06 18:47:14 -04004360 * lpfc_get_starget_node_name - Set the target node name
James Smarte59058c2008-08-24 21:49:00 -04004361 * @starget: kernel scsi target pointer.
4362 *
4363 * Description: Set the target node name to the ndlp node name wwn or zero.
4364 **/
dea31012005-04-17 16:05:31 -05004365static void
4366lpfc_get_starget_node_name(struct scsi_target *starget)
4367{
James Smart685f0bf2007-04-25 09:53:08 -04004368 struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget);
dea31012005-04-17 16:05:31 -05004369
James Smart685f0bf2007-04-25 09:53:08 -04004370 fc_starget_node_name(starget) =
4371 ndlp ? wwn_to_u64(ndlp->nlp_nodename.u.wwn) : 0;
dea31012005-04-17 16:05:31 -05004372}
4373
James Smarte59058c2008-08-24 21:49:00 -04004374/**
James Smart3621a712009-04-06 18:47:14 -04004375 * lpfc_get_starget_port_name - Set the target port name
James Smarte59058c2008-08-24 21:49:00 -04004376 * @starget: kernel scsi target pointer.
4377 *
4378 * Description: set the target port name to the ndlp port name wwn or zero.
4379 **/
dea31012005-04-17 16:05:31 -05004380static void
4381lpfc_get_starget_port_name(struct scsi_target *starget)
4382{
James Smart685f0bf2007-04-25 09:53:08 -04004383 struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget);
dea31012005-04-17 16:05:31 -05004384
James Smart685f0bf2007-04-25 09:53:08 -04004385 fc_starget_port_name(starget) =
4386 ndlp ? wwn_to_u64(ndlp->nlp_portname.u.wwn) : 0;
dea31012005-04-17 16:05:31 -05004387}
4388
James Smarte59058c2008-08-24 21:49:00 -04004389/**
James Smart3621a712009-04-06 18:47:14 -04004390 * lpfc_set_rport_loss_tmo - Set the rport dev loss tmo
James Smarte59058c2008-08-24 21:49:00 -04004391 * @rport: fc rport address.
4392 * @timeout: new value for dev loss tmo.
4393 *
4394 * Description:
4395 * If timeout is non zero set the dev_loss_tmo to timeout, else set
4396 * dev_loss_tmo to one.
4397 **/
dea31012005-04-17 16:05:31 -05004398static void
dea31012005-04-17 16:05:31 -05004399lpfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
4400{
dea31012005-04-17 16:05:31 -05004401 if (timeout)
James Smartc01f3202006-08-18 17:47:08 -04004402 rport->dev_loss_tmo = timeout;
dea31012005-04-17 16:05:31 -05004403 else
James Smartc01f3202006-08-18 17:47:08 -04004404 rport->dev_loss_tmo = 1;
dea31012005-04-17 16:05:31 -05004405}
4406
James Smarte59058c2008-08-24 21:49:00 -04004407/**
James Smart3621a712009-04-06 18:47:14 -04004408 * lpfc_rport_show_function - Return rport target information
James Smarte59058c2008-08-24 21:49:00 -04004409 *
4410 * Description:
4411 * Macro that uses field to generate a function with the name lpfc_show_rport_
4412 *
4413 * lpfc_show_rport_##field: returns the bytes formatted in buf
4414 * @cdev: class converted to an fc_rport.
4415 * @buf: on return contains the target_field or zero.
4416 *
4417 * Returns: size of formatted string.
4418 **/
dea31012005-04-17 16:05:31 -05004419#define lpfc_rport_show_function(field, format_string, sz, cast) \
4420static ssize_t \
Tony Jonesee959b02008-02-22 00:13:36 +01004421lpfc_show_rport_##field (struct device *dev, \
4422 struct device_attribute *attr, \
4423 char *buf) \
dea31012005-04-17 16:05:31 -05004424{ \
Tony Jonesee959b02008-02-22 00:13:36 +01004425 struct fc_rport *rport = transport_class_to_rport(dev); \
dea31012005-04-17 16:05:31 -05004426 struct lpfc_rport_data *rdata = rport->hostdata; \
4427 return snprintf(buf, sz, format_string, \
4428 (rdata->target) ? cast rdata->target->field : 0); \
4429}
4430
4431#define lpfc_rport_rd_attr(field, format_string, sz) \
4432 lpfc_rport_show_function(field, format_string, sz, ) \
4433static FC_RPORT_ATTR(field, S_IRUGO, lpfc_show_rport_##field, NULL)
4434
James Smarteada2722008-12-04 22:39:13 -05004435/**
James Smart3621a712009-04-06 18:47:14 -04004436 * lpfc_set_vport_symbolic_name - Set the vport's symbolic name
James Smarteada2722008-12-04 22:39:13 -05004437 * @fc_vport: The fc_vport who's symbolic name has been changed.
4438 *
4439 * Description:
4440 * This function is called by the transport after the @fc_vport's symbolic name
4441 * has been changed. This function re-registers the symbolic name with the
4442 * switch to propogate the change into the fabric if the vport is active.
4443 **/
4444static void
4445lpfc_set_vport_symbolic_name(struct fc_vport *fc_vport)
4446{
4447 struct lpfc_vport *vport = *(struct lpfc_vport **)fc_vport->dd_data;
4448
4449 if (vport->port_state == LPFC_VPORT_READY)
4450 lpfc_ns_cmd(vport, SLI_CTNS_RSPN_ID, 0, 0);
4451}
dea31012005-04-17 16:05:31 -05004452
James Smartf4b4c682009-05-22 14:53:12 -04004453/**
4454 * lpfc_hba_log_verbose_init - Set hba's log verbose level
4455 * @phba: Pointer to lpfc_hba struct.
4456 *
4457 * This function is called by the lpfc_get_cfgparam() routine to set the
4458 * module lpfc_log_verbose into the @phba cfg_log_verbose for use with
4459 * log messsage according to the module's lpfc_log_verbose parameter setting
4460 * before hba port or vport created.
4461 **/
4462static void
4463lpfc_hba_log_verbose_init(struct lpfc_hba *phba, uint32_t verbose)
4464{
4465 phba->cfg_log_verbose = verbose;
4466}
4467
dea31012005-04-17 16:05:31 -05004468struct fc_function_template lpfc_transport_functions = {
4469 /* fixed attributes the driver supports */
4470 .show_host_node_name = 1,
4471 .show_host_port_name = 1,
4472 .show_host_supported_classes = 1,
4473 .show_host_supported_fc4s = 1,
dea31012005-04-17 16:05:31 -05004474 .show_host_supported_speeds = 1,
4475 .show_host_maxframe_size = 1,
James Smarteada2722008-12-04 22:39:13 -05004476 .show_host_symbolic_name = 1,
dea31012005-04-17 16:05:31 -05004477
4478 /* dynamic attributes the driver supports */
4479 .get_host_port_id = lpfc_get_host_port_id,
4480 .show_host_port_id = 1,
4481
4482 .get_host_port_type = lpfc_get_host_port_type,
4483 .show_host_port_type = 1,
4484
4485 .get_host_port_state = lpfc_get_host_port_state,
4486 .show_host_port_state = 1,
4487
4488 /* active_fc4s is shown but doesn't change (thus no get function) */
4489 .show_host_active_fc4s = 1,
4490
4491 .get_host_speed = lpfc_get_host_speed,
4492 .show_host_speed = 1,
4493
4494 .get_host_fabric_name = lpfc_get_host_fabric_name,
4495 .show_host_fabric_name = 1,
4496
4497 /*
4498 * The LPFC driver treats linkdown handling as target loss events
4499 * so there are no sysfs handlers for link_down_tmo.
4500 */
4501
4502 .get_fc_host_stats = lpfc_get_stats,
James Smart64ba8812006-08-02 15:24:34 -04004503 .reset_fc_host_stats = lpfc_reset_stats,
dea31012005-04-17 16:05:31 -05004504
4505 .dd_fcrport_size = sizeof(struct lpfc_rport_data),
4506 .show_rport_maxframe_size = 1,
4507 .show_rport_supported_classes = 1,
4508
dea31012005-04-17 16:05:31 -05004509 .set_rport_dev_loss_tmo = lpfc_set_rport_loss_tmo,
4510 .show_rport_dev_loss_tmo = 1,
4511
4512 .get_starget_port_id = lpfc_get_starget_port_id,
4513 .show_starget_port_id = 1,
4514
4515 .get_starget_node_name = lpfc_get_starget_node_name,
4516 .show_starget_node_name = 1,
4517
4518 .get_starget_port_name = lpfc_get_starget_port_name,
4519 .show_starget_port_name = 1,
Andrew Vasquez91ca7b02005-10-27 16:03:37 -07004520
4521 .issue_fc_host_lip = lpfc_issue_lip,
James Smartc01f3202006-08-18 17:47:08 -04004522 .dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk,
4523 .terminate_rport_io = lpfc_terminate_rport_io,
James Smart92d7f7b2007-06-17 19:56:38 -05004524
James Smart92d7f7b2007-06-17 19:56:38 -05004525 .dd_fcvport_size = sizeof(struct lpfc_vport *),
James Smarteada2722008-12-04 22:39:13 -05004526
4527 .vport_disable = lpfc_vport_disable,
4528
4529 .set_vport_symbolic_name = lpfc_set_vport_symbolic_name,
James Smartf1c3b0f2009-07-19 10:01:32 -04004530
4531 .bsg_request = lpfc_bsg_request,
4532 .bsg_timeout = lpfc_bsg_timeout,
James Smart92d7f7b2007-06-17 19:56:38 -05004533};
4534
James Smart98c9ea52007-10-27 13:37:33 -04004535struct fc_function_template lpfc_vport_transport_functions = {
4536 /* fixed attributes the driver supports */
4537 .show_host_node_name = 1,
4538 .show_host_port_name = 1,
4539 .show_host_supported_classes = 1,
4540 .show_host_supported_fc4s = 1,
4541 .show_host_supported_speeds = 1,
4542 .show_host_maxframe_size = 1,
James Smarteada2722008-12-04 22:39:13 -05004543 .show_host_symbolic_name = 1,
James Smart98c9ea52007-10-27 13:37:33 -04004544
4545 /* dynamic attributes the driver supports */
4546 .get_host_port_id = lpfc_get_host_port_id,
4547 .show_host_port_id = 1,
4548
4549 .get_host_port_type = lpfc_get_host_port_type,
4550 .show_host_port_type = 1,
4551
4552 .get_host_port_state = lpfc_get_host_port_state,
4553 .show_host_port_state = 1,
4554
4555 /* active_fc4s is shown but doesn't change (thus no get function) */
4556 .show_host_active_fc4s = 1,
4557
4558 .get_host_speed = lpfc_get_host_speed,
4559 .show_host_speed = 1,
4560
4561 .get_host_fabric_name = lpfc_get_host_fabric_name,
4562 .show_host_fabric_name = 1,
4563
4564 /*
4565 * The LPFC driver treats linkdown handling as target loss events
4566 * so there are no sysfs handlers for link_down_tmo.
4567 */
4568
4569 .get_fc_host_stats = lpfc_get_stats,
4570 .reset_fc_host_stats = lpfc_reset_stats,
4571
4572 .dd_fcrport_size = sizeof(struct lpfc_rport_data),
4573 .show_rport_maxframe_size = 1,
4574 .show_rport_supported_classes = 1,
4575
4576 .set_rport_dev_loss_tmo = lpfc_set_rport_loss_tmo,
4577 .show_rport_dev_loss_tmo = 1,
4578
4579 .get_starget_port_id = lpfc_get_starget_port_id,
4580 .show_starget_port_id = 1,
4581
4582 .get_starget_node_name = lpfc_get_starget_node_name,
4583 .show_starget_node_name = 1,
4584
4585 .get_starget_port_name = lpfc_get_starget_port_name,
4586 .show_starget_port_name = 1,
4587
4588 .dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk,
4589 .terminate_rport_io = lpfc_terminate_rport_io,
4590
4591 .vport_disable = lpfc_vport_disable,
James Smarteada2722008-12-04 22:39:13 -05004592
4593 .set_vport_symbolic_name = lpfc_set_vport_symbolic_name,
James Smart98c9ea52007-10-27 13:37:33 -04004594};
4595
James Smarte59058c2008-08-24 21:49:00 -04004596/**
James Smart3621a712009-04-06 18:47:14 -04004597 * lpfc_get_cfgparam - Used during probe_one to init the adapter structure
James Smarte59058c2008-08-24 21:49:00 -04004598 * @phba: lpfc_hba pointer.
4599 **/
dea31012005-04-17 16:05:31 -05004600void
4601lpfc_get_cfgparam(struct lpfc_hba *phba)
4602{
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04004603 lpfc_cr_delay_init(phba, lpfc_cr_delay);
4604 lpfc_cr_count_init(phba, lpfc_cr_count);
Jamie Wellnitzcf5bf972006-02-28 22:33:08 -05004605 lpfc_multi_ring_support_init(phba, lpfc_multi_ring_support);
James Smarta4bc3372006-12-02 13:34:16 -05004606 lpfc_multi_ring_rctl_init(phba, lpfc_multi_ring_rctl);
4607 lpfc_multi_ring_type_init(phba, lpfc_multi_ring_type);
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04004608 lpfc_ack0_init(phba, lpfc_ack0);
4609 lpfc_topology_init(phba, lpfc_topology);
James.Smart@Emulex.Com7bcbb752005-10-28 20:29:13 -04004610 lpfc_link_speed_init(phba, lpfc_link_speed);
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05004611 lpfc_poll_tmo_init(phba, lpfc_poll_tmo);
James Smart78b2d852007-08-02 11:10:21 -04004612 lpfc_enable_npiv_init(phba, lpfc_enable_npiv);
James Smart4ff43242006-12-02 13:34:56 -05004613 lpfc_use_msi_init(phba, lpfc_use_msi);
James Smartda0436e2009-05-22 14:51:39 -04004614 lpfc_fcp_imax_init(phba, lpfc_fcp_imax);
4615 lpfc_fcp_wq_count_init(phba, lpfc_fcp_wq_count);
4616 lpfc_fcp_eq_count_init(phba, lpfc_fcp_eq_count);
James Smart13815c82008-01-11 01:52:48 -05004617 lpfc_enable_hba_reset_init(phba, lpfc_enable_hba_reset);
4618 lpfc_enable_hba_heartbeat_init(phba, lpfc_enable_hba_heartbeat);
James Smart81301a92008-12-04 22:39:46 -05004619 lpfc_enable_bg_init(phba, lpfc_enable_bg);
James Smart45ed1192009-10-02 15:17:02 -04004620 if (phba->sli_rev == LPFC_SLI_REV4)
4621 phba->cfg_poll = 0;
4622 else
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -05004623 phba->cfg_poll = lpfc_poll;
James Smarta12e07b2006-12-02 13:35:30 -05004624 phba->cfg_soft_wwnn = 0L;
James Smartc3f28af2006-08-18 17:47:18 -04004625 phba->cfg_soft_wwpn = 0L;
James Smart83108bd2008-01-11 01:53:09 -05004626 lpfc_sg_seg_cnt_init(phba, lpfc_sg_seg_cnt);
James Smart81301a92008-12-04 22:39:46 -05004627 lpfc_prot_sg_seg_cnt_init(phba, lpfc_prot_sg_seg_cnt);
James Smart7054a602007-04-25 09:52:34 -04004628 lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth);
James Smart6fb120a2009-05-22 14:52:59 -04004629 lpfc_hba_log_verbose_init(phba, lpfc_log_verbose);
James Smart0d878412009-10-02 15:16:56 -04004630 lpfc_aer_support_init(phba, lpfc_aer_support);
James Smart84d1b002010-02-12 14:42:33 -05004631 lpfc_suppress_link_up_init(phba, lpfc_suppress_link_up);
James Smart2a9bf3d2010-06-07 15:24:45 -04004632 lpfc_iocb_cnt_init(phba, lpfc_iocb_cnt);
James Smart3de2a652007-08-02 11:09:59 -04004633 return;
4634}
Jamie Wellnitzb28485a2006-02-28 19:25:21 -05004635
James Smarte59058c2008-08-24 21:49:00 -04004636/**
James Smart3621a712009-04-06 18:47:14 -04004637 * lpfc_get_vport_cfgparam - Used during port create, init the vport structure
James Smarte59058c2008-08-24 21:49:00 -04004638 * @vport: lpfc_vport pointer.
4639 **/
James Smart3de2a652007-08-02 11:09:59 -04004640void
4641lpfc_get_vport_cfgparam(struct lpfc_vport *vport)
4642{
James Smarte8b62012007-08-02 11:10:09 -04004643 lpfc_log_verbose_init(vport, lpfc_log_verbose);
James Smart3de2a652007-08-02 11:09:59 -04004644 lpfc_lun_queue_depth_init(vport, lpfc_lun_queue_depth);
James Smart7dc517d2010-07-14 15:32:10 -04004645 lpfc_tgt_queue_depth_init(vport, lpfc_tgt_queue_depth);
James Smart3de2a652007-08-02 11:09:59 -04004646 lpfc_devloss_tmo_init(vport, lpfc_devloss_tmo);
4647 lpfc_nodev_tmo_init(vport, lpfc_nodev_tmo);
4648 lpfc_peer_port_login_init(vport, lpfc_peer_port_login);
4649 lpfc_restrict_login_init(vport, lpfc_restrict_login);
4650 lpfc_fcp_class_init(vport, lpfc_fcp_class);
4651 lpfc_use_adisc_init(vport, lpfc_use_adisc);
James Smart977b5a02008-09-07 11:52:04 -04004652 lpfc_max_scsicmpl_time_init(vport, lpfc_max_scsicmpl_time);
James Smart3de2a652007-08-02 11:09:59 -04004653 lpfc_fdmi_on_init(vport, lpfc_fdmi_on);
4654 lpfc_discovery_threads_init(vport, lpfc_discovery_threads);
4655 lpfc_max_luns_init(vport, lpfc_max_luns);
4656 lpfc_scan_down_init(vport, lpfc_scan_down);
James Smart7ee5d432007-10-27 13:37:17 -04004657 lpfc_enable_da_id_init(vport, lpfc_enable_da_id);
dea31012005-04-17 16:05:31 -05004658 return;
4659}