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authorChristof Schmitt <christof.schmitt@de.ibm.com>2008-06-10 12:20:58 -0400
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-07-12 09:22:26 -0400
commit553448f6c4838a1e4bed2bc9301c748278d7d9ce (patch)
treed06b3b52b5bbe5047e3855297aa65759f8e50405 /drivers/s390
parent00bab91066a49468bfa4f6d5c8ad5e9ec53b7ea3 (diff)
[SCSI] zfcp: Message cleanup
Cleanup the messages used in the zfcp driver: Remove unnecessary debug and trace message and convert the remaining messages to standard kernel macros. Remove the zfcp message macros and while updating the whole flie also update the copyright headers. Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com> Signed-off-by: Swen Schillig <swen@vnet.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/scsi/Makefile2
-rw-r--r--drivers/s390/scsi/zfcp_aux.c75
-rw-r--r--drivers/s390/scsi/zfcp_dbf.c41
-rw-r--r--drivers/s390/scsi/zfcp_def.h124
-rw-r--r--drivers/s390/scsi/zfcp_erp.c293
-rw-r--r--drivers/s390/scsi/zfcp_ext.h20
-rw-r--r--drivers/s390/scsi/zfcp_fsf.c1557
-rw-r--r--drivers/s390/scsi/zfcp_fsf.h20
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c64
-rw-r--r--drivers/s390/scsi/zfcp_sysfs_adapter.c23
-rw-r--r--drivers/s390/scsi/zfcp_sysfs_driver.c106
-rw-r--r--drivers/s390/scsi/zfcp_sysfs_port.c23
-rw-r--r--drivers/s390/scsi/zfcp_sysfs_unit.c23
13 files changed, 396 insertions, 1975 deletions
diff --git a/drivers/s390/scsi/Makefile b/drivers/s390/scsi/Makefile
index c0fa8ffe5448..1aa46500f650 100644
--- a/drivers/s390/scsi/Makefile
+++ b/drivers/s390/scsi/Makefile
@@ -4,6 +4,6 @@
4 4
5zfcp-objs := zfcp_aux.o zfcp_ccw.o zfcp_scsi.o zfcp_erp.o zfcp_qdio.o \ 5zfcp-objs := zfcp_aux.o zfcp_ccw.o zfcp_scsi.o zfcp_erp.o zfcp_qdio.o \
6 zfcp_fsf.o zfcp_dbf.o zfcp_sysfs_adapter.o zfcp_sysfs_port.o \ 6 zfcp_fsf.o zfcp_dbf.o zfcp_sysfs_adapter.o zfcp_sysfs_port.o \
7 zfcp_sysfs_unit.o zfcp_sysfs_driver.o zfcp_fc.o zfcp_cfdc.o 7 zfcp_sysfs_unit.o zfcp_fc.o zfcp_cfdc.o
8 8
9obj-$(CONFIG_ZFCP) += zfcp.o 9obj-$(CONFIG_ZFCP) += zfcp.o
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 7084a6ae1096..47739f4f6709 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -1,22 +1,9 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * Module interface and handling of zfcp data structures.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22/* 9/*
@@ -31,13 +18,16 @@
31 * Maxim Shchetynin 18 * Maxim Shchetynin
32 * Volker Sameske 19 * Volker Sameske
33 * Ralph Wuerthner 20 * Ralph Wuerthner
21 * Michael Loehr
22 * Swen Schillig
23 * Christof Schmitt
24 * Martin Petermann
25 * Sven Schuetz
34 */ 26 */
35 27
36#include <linux/miscdevice.h> 28#include <linux/miscdevice.h>
37#include "zfcp_ext.h" 29#include "zfcp_ext.h"
38 30
39/* accumulated log level (module parameter) */
40static u32 loglevel = ZFCP_LOG_LEVEL_DEFAULTS;
41static char *device; 31static char *device;
42/*********************** FUNCTION PROTOTYPES *********************************/ 32/*********************** FUNCTION PROTOTYPES *********************************/
43 33
@@ -57,12 +47,6 @@ MODULE_LICENSE("GPL");
57module_param(device, charp, 0400); 47module_param(device, charp, 0400);
58MODULE_PARM_DESC(device, "specify initial device"); 48MODULE_PARM_DESC(device, "specify initial device");
59 49
60module_param(loglevel, uint, 0400);
61MODULE_PARM_DESC(loglevel,
62 "log levels, 8 nibbles: "
63 "FC ERP QDIO CIO Config FSF SCSI Other, "
64 "levels: 0=none 1=normal 2=devel 3=trace");
65
66/****************************************************************/ 50/****************************************************************/
67/************** Functions without logging ***********************/ 51/************** Functions without logging ***********************/
68/****************************************************************/ 52/****************************************************************/
@@ -87,8 +71,6 @@ _zfcp_hex_dump(char *addr, int count)
87/****** Functions to handle the request ID hash table ********/ 71/****** Functions to handle the request ID hash table ********/
88/****************************************************************/ 72/****************************************************************/
89 73
90#define ZFCP_LOG_AREA ZFCP_LOG_AREA_FSF
91
92static int zfcp_reqlist_alloc(struct zfcp_adapter *adapter) 74static int zfcp_reqlist_alloc(struct zfcp_adapter *adapter)
93{ 75{
94 int idx; 76 int idx;
@@ -118,14 +100,10 @@ int zfcp_reqlist_isempty(struct zfcp_adapter *adapter)
118 return 1; 100 return 1;
119} 101}
120 102
121#undef ZFCP_LOG_AREA
122
123/****************************************************************/ 103/****************************************************************/
124/************** Uncategorised Functions *************************/ 104/************** Uncategorised Functions *************************/
125/****************************************************************/ 105/****************************************************************/
126 106
127#define ZFCP_LOG_AREA ZFCP_LOG_AREA_OTHER
128
129/** 107/**
130 * zfcp_device_setup - setup function 108 * zfcp_device_setup - setup function
131 * @str: pointer to parameter string 109 * @str: pointer to parameter string
@@ -143,8 +121,11 @@ zfcp_device_setup(char *devstr)
143 121
144 len = strlen(devstr) + 1; 122 len = strlen(devstr) + 1;
145 str = kmalloc(len, GFP_KERNEL); 123 str = kmalloc(len, GFP_KERNEL);
146 if (!str) 124 if (!str) {
147 goto err_out; 125 pr_err("zfcp: Could not allocate memory for "
126 "device parameter string, device not attached.\n");
127 return 0;
128 }
148 memcpy(str, devstr, len); 129 memcpy(str, devstr, len);
149 130
150 tmp = strchr(str, ','); 131 tmp = strchr(str, ',');
@@ -167,7 +148,8 @@ zfcp_device_setup(char *devstr)
167 return 1; 148 return 1;
168 149
169 err_out: 150 err_out:
170 ZFCP_LOG_NORMAL("Parse error for device parameter string %s\n", str); 151 pr_err("zfcp: Parse error for device parameter string %s, "
152 "device not attached.\n", str);
171 kfree(str); 153 kfree(str);
172 return 0; 154 return 0;
173} 155}
@@ -248,8 +230,6 @@ zfcp_module_init(void)
248 if (!zfcp_data.gid_pn_cache) 230 if (!zfcp_data.gid_pn_cache)
249 goto out_gid_cache; 231 goto out_gid_cache;
250 232
251 atomic_set(&zfcp_data.loglevel, loglevel);
252
253 /* initialize adapter list */ 233 /* initialize adapter list */
254 INIT_LIST_HEAD(&zfcp_data.adapter_list_head); 234 INIT_LIST_HEAD(&zfcp_data.adapter_list_head);
255 235
@@ -263,8 +243,7 @@ zfcp_module_init(void)
263 243
264 retval = misc_register(&zfcp_cfdc_misc); 244 retval = misc_register(&zfcp_cfdc_misc);
265 if (retval != 0) { 245 if (retval != 0) {
266 ZFCP_LOG_INFO("registration of misc device " 246 pr_err("zfcp: registration of misc device zfcp_cfdc failed\n");
267 "zfcp_cfdc failed\n");
268 goto out_misc; 247 goto out_misc;
269 } 248 }
270 249
@@ -277,7 +256,7 @@ zfcp_module_init(void)
277 /* setup dynamic I/O */ 256 /* setup dynamic I/O */
278 retval = zfcp_ccw_register(); 257 retval = zfcp_ccw_register();
279 if (retval) { 258 if (retval) {
280 ZFCP_LOG_NORMAL("registration with common I/O layer failed\n"); 259 pr_err("zfcp: Registration with common I/O layer failed.\n");
281 goto out_ccw_register; 260 goto out_ccw_register;
282 } 261 }
283 262
@@ -300,14 +279,10 @@ zfcp_module_init(void)
300 return retval; 279 return retval;
301} 280}
302 281
303#undef ZFCP_LOG_AREA
304
305/****************************************************************/ 282/****************************************************************/
306/****** Functions for configuration/set-up of structures ********/ 283/****** Functions for configuration/set-up of structures ********/
307/****************************************************************/ 284/****************************************************************/
308 285
309#define ZFCP_LOG_AREA ZFCP_LOG_AREA_CONFIG
310
311/** 286/**
312 * zfcp_get_unit_by_lun - find unit in unit list of port by FCP LUN 287 * zfcp_get_unit_by_lun - find unit in unit list of port by FCP LUN
313 * @port: pointer to port to search for unit 288 * @port: pointer to port to search for unit
@@ -598,6 +573,8 @@ static void _zfcp_status_read_scheduler(struct work_struct *work)
598 * All adapter internal structures are set up. 573 * All adapter internal structures are set up.
599 * Proc-fs entries are also created. 574 * Proc-fs entries are also created.
600 * 575 *
576 * FIXME: Use -ENOMEM as return code for allocation failures
577 *
601 * returns: 0 if a new adapter was successfully enqueued 578 * returns: 0 if a new adapter was successfully enqueued
602 * ZFCP_KNOWN if an adapter with this devno was already present 579 * ZFCP_KNOWN if an adapter with this devno was already present
603 * -ENOMEM if alloc failed 580 * -ENOMEM if alloc failed
@@ -615,11 +592,8 @@ zfcp_adapter_enqueue(struct ccw_device *ccw_device)
615 592
616 /* try to allocate new adapter data structure (zeroed) */ 593 /* try to allocate new adapter data structure (zeroed) */
617 adapter = kzalloc(sizeof (struct zfcp_adapter), GFP_KERNEL); 594 adapter = kzalloc(sizeof (struct zfcp_adapter), GFP_KERNEL);
618 if (!adapter) { 595 if (!adapter)
619 ZFCP_LOG_INFO("error: allocation of base adapter "
620 "structure failed\n");
621 goto out; 596 goto out;
622 }
623 597
624 ccw_device->handler = NULL; 598 ccw_device->handler = NULL;
625 599
@@ -760,7 +734,6 @@ zfcp_adapter_dequeue(struct zfcp_adapter *adapter)
760 zfcp_reqlist_free(adapter); 734 zfcp_reqlist_free(adapter);
761 kfree(adapter->fc_stats); 735 kfree(adapter->fc_stats);
762 kfree(adapter->stats_reset_data); 736 kfree(adapter->stats_reset_data);
763 ZFCP_LOG_TRACE("freeing adapter structure\n");
764 kfree(adapter); 737 kfree(adapter);
765 out: 738 out:
766 return; 739 return;
@@ -908,12 +881,8 @@ zfcp_nameserver_enqueue(struct zfcp_adapter *adapter)
908 881
909 port = zfcp_port_enqueue(adapter, 0, ZFCP_STATUS_PORT_WKA, 882 port = zfcp_port_enqueue(adapter, 0, ZFCP_STATUS_PORT_WKA,
910 ZFCP_DID_DIRECTORY_SERVICE); 883 ZFCP_DID_DIRECTORY_SERVICE);
911 if (!port) { 884 if (!port)
912 ZFCP_LOG_INFO("error: enqueue of nameserver port for "
913 "adapter %s failed\n",
914 zfcp_get_busid_by_adapter(adapter));
915 return -ENXIO; 885 return -ENXIO;
916 }
917 zfcp_port_put(port); 886 zfcp_port_put(port);
918 887
919 return 0; 888 return 0;
@@ -946,5 +915,3 @@ int zfcp_sg_setup_table(struct scatterlist *sg, int count)
946 } 915 }
947 return 0; 916 return 0;
948} 917}
949
950#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index c47c23a01c7f..7c72f502eb0f 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -1,22 +1,9 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * Debug traces for zfcp.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#include <linux/ctype.h> 9#include <linux/ctype.h>
@@ -29,8 +16,6 @@ module_param(dbfsize, uint, 0400);
29MODULE_PARM_DESC(dbfsize, 16MODULE_PARM_DESC(dbfsize,
30 "number of pages for each debug feature area (default 4)"); 17 "number of pages for each debug feature area (default 4)");
31 18
32#define ZFCP_LOG_AREA ZFCP_LOG_AREA_OTHER
33
34static void zfcp_dbf_hexdump(debug_info_t *dbf, void *to, int to_len, 19static void zfcp_dbf_hexdump(debug_info_t *dbf, void *to, int to_len,
35 int level, char *from, int from_len) 20 int level, char *from, int from_len)
36{ 21{
@@ -515,13 +500,13 @@ static const char *zfcp_rec_dbf_ids[] = {
515 [52] = "port boxed close unit", 500 [52] = "port boxed close unit",
516 [53] = "port boxed fcp", 501 [53] = "port boxed fcp",
517 [54] = "unit boxed fcp", 502 [54] = "unit boxed fcp",
518 [55] = "port access denied ct", 503 [55] = "port access denied",
519 [56] = "port access denied els", 504 [56] = "",
520 [57] = "port access denied open port", 505 [57] = "",
521 [58] = "port access denied close physical", 506 [58] = "",
522 [59] = "unit access denied open unit", 507 [59] = "unit access denied",
523 [60] = "shared unit access denied open unit", 508 [60] = "shared unit access denied open unit",
524 [61] = "unit access denied fcp", 509 [61] = "",
525 [62] = "request timeout", 510 [62] = "request timeout",
526 [63] = "adisc link test reject or timeout", 511 [63] = "adisc link test reject or timeout",
527 [64] = "adisc link test d_id changed", 512 [64] = "adisc link test d_id changed",
@@ -586,8 +571,8 @@ static const char *zfcp_rec_dbf_ids[] = {
586 [120] = "unknown fsf command", 571 [120] = "unknown fsf command",
587 [121] = "no recommendation for status qualifier", 572 [121] = "no recommendation for status qualifier",
588 [122] = "status read physical port closed in error", 573 [122] = "status read physical port closed in error",
589 [123] = "fc service class not supported ct", 574 [123] = "fc service class not supported",
590 [124] = "fc service class not supported els", 575 [124] = "",
591 [125] = "need newer zfcp", 576 [125] = "need newer zfcp",
592 [126] = "need newer microcode", 577 [126] = "need newer microcode",
593 [127] = "arbitrated loop not supported", 578 [127] = "arbitrated loop not supported",
@@ -595,7 +580,7 @@ static const char *zfcp_rec_dbf_ids[] = {
595 [129] = "qtcb size mismatch", 580 [129] = "qtcb size mismatch",
596 [130] = "unknown fsf status ecd", 581 [130] = "unknown fsf status ecd",
597 [131] = "fcp request too big", 582 [131] = "fcp request too big",
598 [132] = "fc service class not supported fcp", 583 [132] = "",
599 [133] = "data direction not valid fcp", 584 [133] = "data direction not valid fcp",
600 [134] = "command length not valid fcp", 585 [134] = "command length not valid fcp",
601 [135] = "status read act update", 586 [135] = "status read act update",
@@ -1291,5 +1276,3 @@ void zfcp_adapter_debug_unregister(struct zfcp_adapter *adapter)
1291 adapter->hba_dbf = NULL; 1276 adapter->hba_dbf = NULL;
1292 adapter->rec_dbf = NULL; 1277 adapter->rec_dbf = NULL;
1293} 1278}
1294
1295#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index 5fcb555e1484..73425dbb2be8 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -1,22 +1,9 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * Global definitions for the zfcp device driver.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#ifndef ZFCP_DEF_H 9#ifndef ZFCP_DEF_H
@@ -52,9 +39,6 @@
52 39
53/********************* GENERAL DEFINES *********************************/ 40/********************* GENERAL DEFINES *********************************/
54 41
55/* zfcp version number, it consists of major, minor, and patch-level number */
56#define ZFCP_VERSION "4.8.0"
57
58/** 42/**
59 * zfcp_sg_to_address - determine kernel address from struct scatterlist 43 * zfcp_sg_to_address - determine kernel address from struct scatterlist
60 * @list: struct scatterlist 44 * @list: struct scatterlist
@@ -308,107 +292,6 @@ struct zfcp_rc_entry {
308 */ 292 */
309#define ZFCP_CT_TIMEOUT (3 * R_A_TOV) 293#define ZFCP_CT_TIMEOUT (3 * R_A_TOV)
310 294
311/******************** LOGGING MACROS AND DEFINES *****************************/
312
313/*
314 * Logging may be applied on certain kinds of driver operations
315 * independently. Additionally, different log-levels are supported for
316 * each of these areas.
317 */
318
319#define ZFCP_NAME "zfcp"
320
321/* independent log areas */
322#define ZFCP_LOG_AREA_OTHER 0
323#define ZFCP_LOG_AREA_SCSI 1
324#define ZFCP_LOG_AREA_FSF 2
325#define ZFCP_LOG_AREA_CONFIG 3
326#define ZFCP_LOG_AREA_CIO 4
327#define ZFCP_LOG_AREA_QDIO 5
328#define ZFCP_LOG_AREA_ERP 6
329#define ZFCP_LOG_AREA_FC 7
330
331/* log level values*/
332#define ZFCP_LOG_LEVEL_NORMAL 0
333#define ZFCP_LOG_LEVEL_INFO 1
334#define ZFCP_LOG_LEVEL_DEBUG 2
335#define ZFCP_LOG_LEVEL_TRACE 3
336
337/*
338 * this allows removal of logging code by the preprocessor
339 * (the most detailed log level still to be compiled in is specified,
340 * higher log levels are removed)
341 */
342#define ZFCP_LOG_LEVEL_LIMIT ZFCP_LOG_LEVEL_TRACE
343
344/* get "loglevel" nibble assignment */
345#define ZFCP_GET_LOG_VALUE(zfcp_lognibble) \
346 ((atomic_read(&zfcp_data.loglevel) >> (zfcp_lognibble<<2)) & 0xF)
347
348/* set "loglevel" nibble */
349#define ZFCP_SET_LOG_NIBBLE(value, zfcp_lognibble) \
350 (value << (zfcp_lognibble << 2))
351
352/* all log-level defaults are combined to generate initial log-level */
353#define ZFCP_LOG_LEVEL_DEFAULTS \
354 (ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_OTHER) | \
355 ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_SCSI) | \
356 ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_FSF) | \
357 ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_CONFIG) | \
358 ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_CIO) | \
359 ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_QDIO) | \
360 ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_ERP) | \
361 ZFCP_SET_LOG_NIBBLE(ZFCP_LOG_LEVEL_NORMAL, ZFCP_LOG_AREA_FC))
362
363/* check whether we have the right level for logging */
364#define ZFCP_LOG_CHECK(level) \
365 ((ZFCP_GET_LOG_VALUE(ZFCP_LOG_AREA)) >= level)
366
367/* logging routine for zfcp */
368#define _ZFCP_LOG(fmt, args...) \
369 printk(KERN_ERR ZFCP_NAME": %s(%d): " fmt, __func__, \
370 __LINE__ , ##args)
371
372#define ZFCP_LOG(level, fmt, args...) \
373do { \
374 if (ZFCP_LOG_CHECK(level)) \
375 _ZFCP_LOG(fmt, ##args); \
376} while (0)
377
378#if ZFCP_LOG_LEVEL_LIMIT < ZFCP_LOG_LEVEL_NORMAL
379# define ZFCP_LOG_NORMAL(fmt, args...) do { } while (0)
380#else
381# define ZFCP_LOG_NORMAL(fmt, args...) \
382do { \
383 if (ZFCP_LOG_CHECK(ZFCP_LOG_LEVEL_NORMAL)) \
384 printk(KERN_ERR ZFCP_NAME": " fmt, ##args); \
385} while (0)
386#endif
387
388#if ZFCP_LOG_LEVEL_LIMIT < ZFCP_LOG_LEVEL_INFO
389# define ZFCP_LOG_INFO(fmt, args...) do { } while (0)
390#else
391# define ZFCP_LOG_INFO(fmt, args...) \
392do { \
393 if (ZFCP_LOG_CHECK(ZFCP_LOG_LEVEL_INFO)) \
394 printk(KERN_ERR ZFCP_NAME": " fmt, ##args); \
395} while (0)
396#endif
397
398#if ZFCP_LOG_LEVEL_LIMIT < ZFCP_LOG_LEVEL_DEBUG
399# define ZFCP_LOG_DEBUG(fmt, args...) do { } while (0)
400#else
401# define ZFCP_LOG_DEBUG(fmt, args...) \
402 ZFCP_LOG(ZFCP_LOG_LEVEL_DEBUG, fmt , ##args)
403#endif
404
405#if ZFCP_LOG_LEVEL_LIMIT < ZFCP_LOG_LEVEL_TRACE
406# define ZFCP_LOG_TRACE(fmt, args...) do { } while (0)
407#else
408# define ZFCP_LOG_TRACE(fmt, args...) \
409 ZFCP_LOG(ZFCP_LOG_LEVEL_TRACE, fmt , ##args)
410#endif
411
412/*************** ADAPTER/PORT/UNIT AND FSF_REQ STATUS FLAGS ******************/ 295/*************** ADAPTER/PORT/UNIT AND FSF_REQ STATUS FLAGS ******************/
413 296
414/* 297/*
@@ -846,7 +729,6 @@ struct zfcp_data {
846 char init_busid[BUS_ID_SIZE]; 729 char init_busid[BUS_ID_SIZE];
847 wwn_t init_wwpn; 730 wwn_t init_wwpn;
848 fcp_lun_t init_fcp_lun; 731 fcp_lun_t init_fcp_lun;
849 char *driver_version;
850 struct kmem_cache *fsf_req_qtcb_cache; 732 struct kmem_cache *fsf_req_qtcb_cache;
851 struct kmem_cache *sr_buffer_cache; 733 struct kmem_cache *sr_buffer_cache;
852 struct kmem_cache *gid_pn_cache; 734 struct kmem_cache *gid_pn_cache;
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 4a6d08363d4b..c06156b288ea 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -1,26 +1,11 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * Error Recovery Procedures (ERP).
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#define ZFCP_LOG_AREA ZFCP_LOG_AREA_ERP
23
24#include "zfcp_ext.h" 9#include "zfcp_ext.h"
25 10
26static int zfcp_erp_adapter_reopen_internal(struct zfcp_adapter *, int, u8, 11static int zfcp_erp_adapter_reopen_internal(struct zfcp_adapter *, int, u8,
@@ -171,14 +156,9 @@ static int zfcp_erp_adapter_reopen_internal(struct zfcp_adapter *adapter,
171{ 156{
172 int retval; 157 int retval;
173 158
174 ZFCP_LOG_DEBUG("reopen adapter %s\n",
175 zfcp_get_busid_by_adapter(adapter));
176
177 zfcp_erp_adapter_block(adapter, clear_mask); 159 zfcp_erp_adapter_block(adapter, clear_mask);
178 160
179 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &adapter->status)) { 161 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &adapter->status)) {
180 ZFCP_LOG_DEBUG("skipped reopen of failed adapter %s\n",
181 zfcp_get_busid_by_adapter(adapter));
182 /* ensure propagation of failed status to new devices */ 162 /* ensure propagation of failed status to new devices */
183 zfcp_erp_adapter_failed(adapter, 13, NULL); 163 zfcp_erp_adapter_failed(adapter, 13, NULL);
184 retval = -EIO; 164 retval = -EIO;
@@ -270,15 +250,9 @@ static int zfcp_erp_port_forced_reopen_internal(struct zfcp_port *port,
270{ 250{
271 int retval; 251 int retval;
272 252
273 ZFCP_LOG_DEBUG("forced reopen of port 0x%016Lx on adapter %s\n",
274 port->wwpn, zfcp_get_busid_by_port(port));
275
276 zfcp_erp_port_block(port, clear_mask); 253 zfcp_erp_port_block(port, clear_mask);
277 254
278 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &port->status)) { 255 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &port->status)) {
279 ZFCP_LOG_DEBUG("skipped forced reopen of failed port 0x%016Lx "
280 "on adapter %s\n", port->wwpn,
281 zfcp_get_busid_by_port(port));
282 retval = -EIO; 256 retval = -EIO;
283 goto out; 257 goto out;
284 } 258 }
@@ -332,15 +306,9 @@ static int zfcp_erp_port_reopen_internal(struct zfcp_port *port, int clear_mask,
332{ 306{
333 int retval; 307 int retval;
334 308
335 ZFCP_LOG_DEBUG("reopen of port 0x%016Lx on adapter %s\n",
336 port->wwpn, zfcp_get_busid_by_port(port));
337
338 zfcp_erp_port_block(port, clear_mask); 309 zfcp_erp_port_block(port, clear_mask);
339 310
340 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &port->status)) { 311 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &port->status)) {
341 ZFCP_LOG_DEBUG("skipped reopen of failed port 0x%016Lx "
342 "on adapter %s\n", port->wwpn,
343 zfcp_get_busid_by_port(port));
344 /* ensure propagation of failed status to new devices */ 312 /* ensure propagation of failed status to new devices */
345 zfcp_erp_port_failed(port, 14, NULL); 313 zfcp_erp_port_failed(port, 14, NULL);
346 retval = -EIO; 314 retval = -EIO;
@@ -396,17 +364,9 @@ static int zfcp_erp_unit_reopen_internal(struct zfcp_unit *unit, int clear_mask,
396 int retval; 364 int retval;
397 struct zfcp_adapter *adapter = unit->port->adapter; 365 struct zfcp_adapter *adapter = unit->port->adapter;
398 366
399 ZFCP_LOG_DEBUG("reopen of unit 0x%016Lx on port 0x%016Lx "
400 "on adapter %s\n", unit->fcp_lun,
401 unit->port->wwpn, zfcp_get_busid_by_unit(unit));
402
403 zfcp_erp_unit_block(unit, clear_mask); 367 zfcp_erp_unit_block(unit, clear_mask);
404 368
405 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &unit->status)) { 369 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &unit->status)) {
406 ZFCP_LOG_DEBUG("skipped reopen of failed unit 0x%016Lx "
407 "on port 0x%016Lx on adapter %s\n",
408 unit->fcp_lun, unit->port->wwpn,
409 zfcp_get_busid_by_unit(unit));
410 retval = -EIO; 370 retval = -EIO;
411 goto out; 371 goto out;
412 } 372 }
@@ -631,13 +591,8 @@ zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *erp_action)
631 ZFCP_STATUS_FSFREQ_DISMISSED; 591 ZFCP_STATUS_FSFREQ_DISMISSED;
632 zfcp_rec_dbf_event_action(142, erp_action); 592 zfcp_rec_dbf_event_action(142, erp_action);
633 } 593 }
634 if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT) { 594 if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT)
635 zfcp_rec_dbf_event_action(143, erp_action); 595 zfcp_rec_dbf_event_action(143, erp_action);
636 ZFCP_LOG_NORMAL("error: erp step timed out "
637 "(action=%d, fsf_req=%p)\n ",
638 erp_action->action,
639 erp_action->fsf_req);
640 }
641 /* 596 /*
642 * If fsf_req is neither dismissed nor completed 597 * If fsf_req is neither dismissed nor completed
643 * then keep it running asynchronously and don't mess 598 * then keep it running asynchronously and don't mess
@@ -740,11 +695,10 @@ zfcp_erp_thread_setup(struct zfcp_adapter *adapter)
740 atomic_clear_mask(ZFCP_STATUS_ADAPTER_ERP_THREAD_UP, &adapter->status); 695 atomic_clear_mask(ZFCP_STATUS_ADAPTER_ERP_THREAD_UP, &adapter->status);
741 696
742 retval = kernel_thread(zfcp_erp_thread, adapter, SIGCHLD); 697 retval = kernel_thread(zfcp_erp_thread, adapter, SIGCHLD);
743 if (retval < 0) { 698 if (retval < 0)
744 ZFCP_LOG_NORMAL("error: creation of erp thread failed for " 699 dev_err(&adapter->ccw_device->dev,
745 "adapter %s\n", 700 "Creation of ERP thread failed.\n");
746 zfcp_get_busid_by_adapter(adapter)); 701 else {
747 } else {
748 wait_event(adapter->erp_thread_wqh, 702 wait_event(adapter->erp_thread_wqh,
749 atomic_test_mask(ZFCP_STATUS_ADAPTER_ERP_THREAD_UP, 703 atomic_test_mask(ZFCP_STATUS_ADAPTER_ERP_THREAD_UP,
750 &adapter->status)); 704 &adapter->status));
@@ -919,15 +873,10 @@ zfcp_erp_strategy(struct zfcp_erp_action *erp_action)
919 This might happen if an erp_action that used a memory pool 873 This might happen if an erp_action that used a memory pool
920 element was timed out. 874 element was timed out.
921 */ 875 */
922 if (adapter->erp_total_count == adapter->erp_low_mem_count) { 876 if (adapter->erp_total_count == adapter->erp_low_mem_count)
923 ZFCP_LOG_NORMAL("error: no mempool elements available, "
924 "restarting I/O on adapter %s "
925 "to free mempool\n",
926 zfcp_get_busid_by_adapter(adapter));
927 zfcp_erp_adapter_reopen_internal(adapter, 0, 66, NULL); 877 zfcp_erp_adapter_reopen_internal(adapter, 0, 66, NULL);
928 } else { 878 else
929 retval = zfcp_erp_strategy_memwait(erp_action); 879 retval = zfcp_erp_strategy_memwait(erp_action);
930 }
931 goto unlock; 880 goto unlock;
932 case ZFCP_ERP_CONTINUES: 881 case ZFCP_ERP_CONTINUES:
933 /* leave since this action runs asynchronously */ 882 /* leave since this action runs asynchronously */
@@ -1039,12 +988,6 @@ zfcp_erp_strategy_do_action(struct zfcp_erp_action *erp_action)
1039 case ZFCP_ERP_ACTION_REOPEN_UNIT: 988 case ZFCP_ERP_ACTION_REOPEN_UNIT:
1040 retval = zfcp_erp_unit_strategy(erp_action); 989 retval = zfcp_erp_unit_strategy(erp_action);
1041 break; 990 break;
1042
1043 default:
1044 ZFCP_LOG_NORMAL("bug: unknown erp action requested on "
1045 "adapter %s (action=%d)\n",
1046 zfcp_get_busid_by_adapter(erp_action->adapter),
1047 erp_action->action);
1048 } 991 }
1049 992
1050 return retval; 993 return retval;
@@ -1083,8 +1026,7 @@ zfcp_erp_adapter_failed(struct zfcp_adapter *adapter, u8 id, void *ref)
1083{ 1026{
1084 zfcp_erp_modify_adapter_status(adapter, id, ref, 1027 zfcp_erp_modify_adapter_status(adapter, id, ref,
1085 ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); 1028 ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET);
1086 ZFCP_LOG_NORMAL("adapter erp failed on adapter %s\n", 1029 dev_err(&adapter->ccw_device->dev, "Adapter ERP failed.\n");
1087 zfcp_get_busid_by_adapter(adapter));
1088} 1030}
1089 1031
1090/* 1032/*
@@ -1100,12 +1042,13 @@ zfcp_erp_port_failed(struct zfcp_port *port, u8 id, void *ref)
1100 ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); 1042 ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET);
1101 1043
1102 if (atomic_test_mask(ZFCP_STATUS_PORT_WKA, &port->status)) 1044 if (atomic_test_mask(ZFCP_STATUS_PORT_WKA, &port->status))
1103 ZFCP_LOG_NORMAL("port erp failed (adapter %s, " 1045 dev_err(&port->adapter->ccw_device->dev,
1104 "port d_id=0x%06x)\n", 1046 "Port ERP failed for WKA port d_id=0x%06x.\n",
1105 zfcp_get_busid_by_port(port), port->d_id); 1047 port->d_id);
1106 else 1048 else
1107 ZFCP_LOG_NORMAL("port erp failed (adapter %s, wwpn=0x%016Lx)\n", 1049 dev_err(&port->adapter->ccw_device->dev,
1108 zfcp_get_busid_by_port(port), port->wwpn); 1050 "Port ERP failed for port wwpn=0x%016Lx.\n",
1051 port->wwpn);
1109} 1052}
1110 1053
1111/* 1054/*
@@ -1120,9 +1063,9 @@ zfcp_erp_unit_failed(struct zfcp_unit *unit, u8 id, void *ref)
1120 zfcp_erp_modify_unit_status(unit, id, ref, 1063 zfcp_erp_modify_unit_status(unit, id, ref,
1121 ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); 1064 ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET);
1122 1065
1123 ZFCP_LOG_NORMAL("unit erp failed on unit 0x%016Lx on port 0x%016Lx " 1066 dev_err(&unit->port->adapter->ccw_device->dev,
1124 " on adapter %s\n", unit->fcp_lun, 1067 "Unit ERP failed for unit 0x%016Lx on port 0x%016Lx.\n",
1125 unit->port->wwpn, zfcp_get_busid_by_unit(unit)); 1068 unit->fcp_lun, unit->port->wwpn);
1126} 1069}
1127 1070
1128/* 1071/*
@@ -1336,13 +1279,10 @@ zfcp_erp_schedule_work(struct zfcp_unit *unit)
1336 1279
1337 p = kzalloc(sizeof(*p), GFP_KERNEL); 1280 p = kzalloc(sizeof(*p), GFP_KERNEL);
1338 if (!p) { 1281 if (!p) {
1339 ZFCP_LOG_NORMAL("error: Out of resources. Could not register " 1282 dev_err(&unit->port->adapter->ccw_device->dev,
1340 "the FCP-LUN 0x%Lx connected to " 1283 "Out of resources. Could not register unit 0x%016Lx "
1341 "the port with WWPN 0x%Lx connected to " 1284 "on port 0x%016Lx with SCSI stack.\n",
1342 "the adapter %s with the SCSI stack.\n", 1285 unit->fcp_lun, unit->port->wwpn);
1343 unit->fcp_lun,
1344 unit->port->wwpn,
1345 zfcp_get_busid_by_unit(unit));
1346 return; 1286 return;
1347 } 1287 }
1348 1288
@@ -1585,7 +1525,6 @@ static int
1585zfcp_erp_adapter_strategy(struct zfcp_erp_action *erp_action) 1525zfcp_erp_adapter_strategy(struct zfcp_erp_action *erp_action)
1586{ 1526{
1587 int retval; 1527 int retval;
1588 struct zfcp_adapter *adapter = erp_action->adapter;
1589 1528
1590 retval = zfcp_erp_adapter_strategy_close(erp_action); 1529 retval = zfcp_erp_adapter_strategy_close(erp_action);
1591 if (erp_action->status & ZFCP_STATUS_ERP_CLOSE_ONLY) 1530 if (erp_action->status & ZFCP_STATUS_ERP_CLOSE_ONLY)
@@ -1593,12 +1532,8 @@ zfcp_erp_adapter_strategy(struct zfcp_erp_action *erp_action)
1593 else 1532 else
1594 retval = zfcp_erp_adapter_strategy_open(erp_action); 1533 retval = zfcp_erp_adapter_strategy_open(erp_action);
1595 1534
1596 if (retval == ZFCP_ERP_FAILED) { 1535 if (retval == ZFCP_ERP_FAILED)
1597 ZFCP_LOG_INFO("Waiting to allow the adapter %s "
1598 "to recover itself\n",
1599 zfcp_get_busid_by_adapter(adapter));
1600 ssleep(ZFCP_TYPE2_RECOVERY_TIME); 1536 ssleep(ZFCP_TYPE2_RECOVERY_TIME);
1601 }
1602 1537
1603 return retval; 1538 return retval;
1604} 1539}
@@ -1743,19 +1678,13 @@ zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *erp_action)
1743 for (retries = ZFCP_EXCHANGE_CONFIG_DATA_RETRIES; retries; retries--) { 1678 for (retries = ZFCP_EXCHANGE_CONFIG_DATA_RETRIES; retries; retries--) {
1744 atomic_clear_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT, 1679 atomic_clear_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
1745 &adapter->status); 1680 &adapter->status);
1746 ZFCP_LOG_DEBUG("Doing exchange config data\n");
1747 write_lock_irq(&adapter->erp_lock); 1681 write_lock_irq(&adapter->erp_lock);
1748 zfcp_erp_action_to_running(erp_action); 1682 zfcp_erp_action_to_running(erp_action);
1749 write_unlock_irq(&adapter->erp_lock); 1683 write_unlock_irq(&adapter->erp_lock);
1750 if (zfcp_fsf_exchange_config_data(erp_action)) { 1684 if (zfcp_fsf_exchange_config_data(erp_action)) {
1751 retval = ZFCP_ERP_FAILED; 1685 retval = ZFCP_ERP_FAILED;
1752 ZFCP_LOG_INFO("error: initiation of exchange of "
1753 "configuration data failed for "
1754 "adapter %s\n",
1755 zfcp_get_busid_by_adapter(adapter));
1756 break; 1686 break;
1757 } 1687 }
1758 ZFCP_LOG_DEBUG("Xchange underway\n");
1759 1688
1760 /* 1689 /*
1761 * Why this works: 1690 * Why this works:
@@ -1773,19 +1702,13 @@ zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *erp_action)
1773 zfcp_rec_dbf_event_thread_lock(6, adapter); 1702 zfcp_rec_dbf_event_thread_lock(6, adapter);
1774 down(&adapter->erp_ready_sem); 1703 down(&adapter->erp_ready_sem);
1775 zfcp_rec_dbf_event_thread_lock(7, adapter); 1704 zfcp_rec_dbf_event_thread_lock(7, adapter);
1776 if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT) { 1705 if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT)
1777 ZFCP_LOG_INFO("error: exchange of configuration data "
1778 "for adapter %s timed out\n",
1779 zfcp_get_busid_by_adapter(adapter));
1780 break; 1706 break;
1781 }
1782 1707
1783 if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT, 1708 if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
1784 &adapter->status)) 1709 &adapter->status))
1785 break; 1710 break;
1786 1711
1787 ZFCP_LOG_DEBUG("host connection still initialising... "
1788 "waiting and retrying...\n");
1789 /* sleep a little bit before retry */ 1712 /* sleep a little bit before retry */
1790 ssleep(sleep); 1713 ssleep(sleep);
1791 sleep *= 2; 1714 sleep *= 2;
@@ -1795,12 +1718,8 @@ zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *erp_action)
1795 &adapter->status); 1718 &adapter->status);
1796 1719
1797 if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK, 1720 if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK,
1798 &adapter->status)) { 1721 &adapter->status))
1799 ZFCP_LOG_INFO("error: exchange of configuration data for "
1800 "adapter %s failed\n",
1801 zfcp_get_busid_by_adapter(adapter));
1802 retval = ZFCP_ERP_FAILED; 1722 retval = ZFCP_ERP_FAILED;
1803 }
1804 1723
1805 return retval; 1724 return retval;
1806} 1725}
@@ -1829,16 +1748,8 @@ zfcp_erp_adapter_strategy_open_fsf_xport(struct zfcp_erp_action *erp_action)
1829 zfcp_rec_dbf_event_thread_lock(8, adapter); 1748 zfcp_rec_dbf_event_thread_lock(8, adapter);
1830 down(&adapter->erp_ready_sem); 1749 down(&adapter->erp_ready_sem);
1831 zfcp_rec_dbf_event_thread_lock(9, adapter); 1750 zfcp_rec_dbf_event_thread_lock(9, adapter);
1832 if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT) { 1751 if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT)
1833 ZFCP_LOG_INFO("error: exchange port data timed out (adapter "
1834 "%s)\n", zfcp_get_busid_by_adapter(adapter));
1835 ret = ZFCP_ERP_FAILED; 1752 ret = ZFCP_ERP_FAILED;
1836 }
1837
1838 /* don't treat as error for the sake of compatibility */
1839 if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_XPORT_OK, &adapter->status))
1840 ZFCP_LOG_INFO("warning: exchange port data failed (adapter "
1841 "%s\n", zfcp_get_busid_by_adapter(adapter));
1842 1753
1843 return ret; 1754 return ret;
1844} 1755}
@@ -1884,8 +1795,6 @@ zfcp_erp_port_forced_strategy(struct zfcp_erp_action *erp_action)
1884 if (atomic_test_mask((ZFCP_STATUS_PORT_PHYS_OPEN | 1795 if (atomic_test_mask((ZFCP_STATUS_PORT_PHYS_OPEN |
1885 ZFCP_STATUS_COMMON_OPEN), 1796 ZFCP_STATUS_COMMON_OPEN),
1886 &port->status)) { 1797 &port->status)) {
1887 ZFCP_LOG_DEBUG("port 0x%016Lx is open -> trying "
1888 "close physical\n", port->wwpn);
1889 retval = 1798 retval =
1890 zfcp_erp_port_forced_strategy_close(erp_action); 1799 zfcp_erp_port_forced_strategy_close(erp_action);
1891 } else 1800 } else
@@ -1895,8 +1804,6 @@ zfcp_erp_port_forced_strategy(struct zfcp_erp_action *erp_action)
1895 case ZFCP_ERP_STEP_PHYS_PORT_CLOSING: 1804 case ZFCP_ERP_STEP_PHYS_PORT_CLOSING:
1896 if (atomic_test_mask(ZFCP_STATUS_PORT_PHYS_OPEN, 1805 if (atomic_test_mask(ZFCP_STATUS_PORT_PHYS_OPEN,
1897 &port->status)) { 1806 &port->status)) {
1898 ZFCP_LOG_DEBUG("close physical failed for port "
1899 "0x%016Lx\n", port->wwpn);
1900 retval = ZFCP_ERP_FAILED; 1807 retval = ZFCP_ERP_FAILED;
1901 } else 1808 } else
1902 retval = ZFCP_ERP_SUCCEEDED; 1809 retval = ZFCP_ERP_SUCCEEDED;
@@ -1930,8 +1837,6 @@ zfcp_erp_port_strategy(struct zfcp_erp_action *erp_action)
1930 case ZFCP_ERP_STEP_UNINITIALIZED: 1837 case ZFCP_ERP_STEP_UNINITIALIZED:
1931 zfcp_erp_port_strategy_clearstati(port); 1838 zfcp_erp_port_strategy_clearstati(port);
1932 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &port->status)) { 1839 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &port->status)) {
1933 ZFCP_LOG_DEBUG("port 0x%016Lx is open -> trying "
1934 "close\n", port->wwpn);
1935 retval = zfcp_erp_port_strategy_close(erp_action); 1840 retval = zfcp_erp_port_strategy_close(erp_action);
1936 goto out; 1841 goto out;
1937 } /* else it's already closed, open it */ 1842 } /* else it's already closed, open it */
@@ -1939,8 +1844,6 @@ zfcp_erp_port_strategy(struct zfcp_erp_action *erp_action)
1939 1844
1940 case ZFCP_ERP_STEP_PORT_CLOSING: 1845 case ZFCP_ERP_STEP_PORT_CLOSING:
1941 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &port->status)) { 1846 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &port->status)) {
1942 ZFCP_LOG_DEBUG("close failed for port 0x%016Lx\n",
1943 port->wwpn);
1944 retval = ZFCP_ERP_FAILED; 1847 retval = ZFCP_ERP_FAILED;
1945 goto out; 1848 goto out;
1946 } /* else it's closed now, open it */ 1849 } /* else it's closed now, open it */
@@ -1983,12 +1886,10 @@ zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *erp_action)
1983 case ZFCP_ERP_STEP_PORT_CLOSING: 1886 case ZFCP_ERP_STEP_PORT_CLOSING:
1984 if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP) { 1887 if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP) {
1985 if (port->wwpn != adapter->peer_wwpn) { 1888 if (port->wwpn != adapter->peer_wwpn) {
1986 ZFCP_LOG_NORMAL("Failed to open port 0x%016Lx " 1889 dev_err(&adapter->ccw_device->dev,
1987 "on adapter %s.\nPeer WWPN " 1890 "Failed to open port 0x%016Lx, "
1988 "0x%016Lx does not match\n", 1891 "Peer WWPN 0x%016Lx does not match.\n",
1989 port->wwpn, 1892 port->wwpn, adapter->peer_wwpn);
1990 zfcp_get_busid_by_adapter(adapter),
1991 adapter->peer_wwpn);
1992 zfcp_erp_port_failed(port, 25, NULL); 1893 zfcp_erp_port_failed(port, 25, NULL);
1993 retval = ZFCP_ERP_FAILED; 1894 retval = ZFCP_ERP_FAILED;
1994 break; 1895 break;
@@ -2001,17 +1902,14 @@ zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *erp_action)
2001 if (!(adapter->nameserver_port)) { 1902 if (!(adapter->nameserver_port)) {
2002 retval = zfcp_nameserver_enqueue(adapter); 1903 retval = zfcp_nameserver_enqueue(adapter);
2003 if (retval != 0) { 1904 if (retval != 0) {
2004 ZFCP_LOG_NORMAL("error: nameserver port " 1905 dev_err(&adapter->ccw_device->dev,
2005 "unavailable for adapter %s\n", 1906 "Nameserver port unavailable.\n");
2006 zfcp_get_busid_by_adapter(adapter));
2007 retval = ZFCP_ERP_FAILED; 1907 retval = ZFCP_ERP_FAILED;
2008 break; 1908 break;
2009 } 1909 }
2010 } 1910 }
2011 if (!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED, 1911 if (!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED,
2012 &adapter->nameserver_port->status)) { 1912 &adapter->nameserver_port->status)) {
2013 ZFCP_LOG_DEBUG("nameserver port is not open -> open "
2014 "nameserver port\n");
2015 /* nameserver port may live again */ 1913 /* nameserver port may live again */
2016 atomic_set_mask(ZFCP_STATUS_COMMON_RUNNING, 1914 atomic_set_mask(ZFCP_STATUS_COMMON_RUNNING,
2017 &adapter->nameserver_port->status); 1915 &adapter->nameserver_port->status);
@@ -2027,57 +1925,37 @@ zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *erp_action)
2027 /* else nameserver port is already open, fall through */ 1925 /* else nameserver port is already open, fall through */
2028 case ZFCP_ERP_STEP_NAMESERVER_OPEN: 1926 case ZFCP_ERP_STEP_NAMESERVER_OPEN:
2029 if (!atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, 1927 if (!atomic_test_mask(ZFCP_STATUS_COMMON_OPEN,
2030 &adapter->nameserver_port->status)) { 1928 &adapter->nameserver_port->status))
2031 ZFCP_LOG_DEBUG("open failed for nameserver port\n");
2032 retval = ZFCP_ERP_FAILED; 1929 retval = ZFCP_ERP_FAILED;
2033 } else { 1930 else
2034 ZFCP_LOG_DEBUG("nameserver port is open -> "
2035 "nameserver look-up for port 0x%016Lx\n",
2036 port->wwpn);
2037 retval = zfcp_erp_port_strategy_open_common_lookup 1931 retval = zfcp_erp_port_strategy_open_common_lookup
2038 (erp_action); 1932 (erp_action);
2039 }
2040 break; 1933 break;
2041 1934
2042 case ZFCP_ERP_STEP_NAMESERVER_LOOKUP: 1935 case ZFCP_ERP_STEP_NAMESERVER_LOOKUP:
2043 if (!atomic_test_mask(ZFCP_STATUS_PORT_DID_DID, &port->status)) { 1936 if (!atomic_test_mask(ZFCP_STATUS_PORT_DID_DID, &port->status)) {
2044 if (atomic_test_mask 1937 if (atomic_test_mask
2045 (ZFCP_STATUS_PORT_INVALID_WWPN, &port->status)) { 1938 (ZFCP_STATUS_PORT_INVALID_WWPN, &port->status)) {
2046 ZFCP_LOG_DEBUG("nameserver look-up failed "
2047 "for port 0x%016Lx "
2048 "(misconfigured WWPN?)\n",
2049 port->wwpn);
2050 zfcp_erp_port_failed(port, 26, NULL); 1939 zfcp_erp_port_failed(port, 26, NULL);
2051 retval = ZFCP_ERP_EXIT; 1940 retval = ZFCP_ERP_EXIT;
2052 } else { 1941 } else
2053 ZFCP_LOG_DEBUG("nameserver look-up failed for "
2054 "port 0x%016Lx\n", port->wwpn);
2055 retval = ZFCP_ERP_FAILED; 1942 retval = ZFCP_ERP_FAILED;
2056 } 1943 } else
2057 } else {
2058 ZFCP_LOG_DEBUG("port 0x%016Lx has d_id=0x%06x -> "
2059 "trying open\n", port->wwpn, port->d_id);
2060 retval = zfcp_erp_port_strategy_open_port(erp_action); 1944 retval = zfcp_erp_port_strategy_open_port(erp_action);
2061 }
2062 break; 1945 break;
2063 1946
2064 case ZFCP_ERP_STEP_PORT_OPENING: 1947 case ZFCP_ERP_STEP_PORT_OPENING:
2065 /* D_ID might have changed during open */ 1948 /* D_ID might have changed during open */
2066 if (atomic_test_mask((ZFCP_STATUS_COMMON_OPEN | 1949 if (atomic_test_mask((ZFCP_STATUS_COMMON_OPEN |
2067 ZFCP_STATUS_PORT_DID_DID), 1950 ZFCP_STATUS_PORT_DID_DID),
2068 &port->status)) { 1951 &port->status))
2069 ZFCP_LOG_DEBUG("port 0x%016Lx is open\n", port->wwpn);
2070 retval = ZFCP_ERP_SUCCEEDED; 1952 retval = ZFCP_ERP_SUCCEEDED;
2071 } else { 1953 else
2072 ZFCP_LOG_DEBUG("open failed for port 0x%016Lx\n",
2073 port->wwpn);
2074 retval = ZFCP_ERP_FAILED; 1954 retval = ZFCP_ERP_FAILED;
2075 }
2076 break; 1955 break;
2077 1956
2078 default: 1957 default:
2079 ZFCP_LOG_NORMAL("bug: unknown erp step 0x%08x\n", 1958 /* unknown erp step */
2080 erp_action->step);
2081 retval = ZFCP_ERP_FAILED; 1959 retval = ZFCP_ERP_FAILED;
2082 } 1960 }
2083 1961
@@ -2095,27 +1973,20 @@ zfcp_erp_port_strategy_open_nameserver(struct zfcp_erp_action *erp_action)
2095 case ZFCP_ERP_STEP_UNINITIALIZED: 1973 case ZFCP_ERP_STEP_UNINITIALIZED:
2096 case ZFCP_ERP_STEP_PHYS_PORT_CLOSING: 1974 case ZFCP_ERP_STEP_PHYS_PORT_CLOSING:
2097 case ZFCP_ERP_STEP_PORT_CLOSING: 1975 case ZFCP_ERP_STEP_PORT_CLOSING:
2098 ZFCP_LOG_DEBUG("port 0x%016Lx has d_id=0x%06x -> trying open\n",
2099 port->wwpn, port->d_id);
2100 retval = zfcp_erp_port_strategy_open_port(erp_action); 1976 retval = zfcp_erp_port_strategy_open_port(erp_action);
2101 break; 1977 break;
2102 1978
2103 case ZFCP_ERP_STEP_PORT_OPENING: 1979 case ZFCP_ERP_STEP_PORT_OPENING:
2104 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &port->status)) { 1980 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &port->status))
2105 ZFCP_LOG_DEBUG("WKA port is open\n");
2106 retval = ZFCP_ERP_SUCCEEDED; 1981 retval = ZFCP_ERP_SUCCEEDED;
2107 } else { 1982 else
2108 ZFCP_LOG_DEBUG("open failed for WKA port\n");
2109 retval = ZFCP_ERP_FAILED; 1983 retval = ZFCP_ERP_FAILED;
2110 }
2111 /* this is needed anyway (dont care for retval of wakeup) */ 1984 /* this is needed anyway (dont care for retval of wakeup) */
2112 ZFCP_LOG_DEBUG("continue other open port operations\n");
2113 zfcp_erp_port_strategy_open_nameserver_wakeup(erp_action); 1985 zfcp_erp_port_strategy_open_nameserver_wakeup(erp_action);
2114 break; 1986 break;
2115 1987
2116 default: 1988 default:
2117 ZFCP_LOG_NORMAL("bug: unknown erp step 0x%08x\n", 1989 /* unknown erp step */
2118 erp_action->step);
2119 retval = ZFCP_ERP_FAILED; 1990 retval = ZFCP_ERP_FAILED;
2120 } 1991 }
2121 1992
@@ -2313,39 +2184,26 @@ zfcp_erp_unit_strategy(struct zfcp_erp_action *erp_action)
2313 case ZFCP_ERP_STEP_UNINITIALIZED: 2184 case ZFCP_ERP_STEP_UNINITIALIZED:
2314 zfcp_erp_unit_strategy_clearstati(unit); 2185 zfcp_erp_unit_strategy_clearstati(unit);
2315 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status)) { 2186 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status)) {
2316 ZFCP_LOG_DEBUG("unit 0x%016Lx is open -> "
2317 "trying close\n", unit->fcp_lun);
2318 retval = zfcp_erp_unit_strategy_close(erp_action); 2187 retval = zfcp_erp_unit_strategy_close(erp_action);
2319 break; 2188 break;
2320 } 2189 }
2321 /* else it's already closed, fall through */ 2190 /* else it's already closed, fall through */
2322 case ZFCP_ERP_STEP_UNIT_CLOSING: 2191 case ZFCP_ERP_STEP_UNIT_CLOSING:
2323 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status)) { 2192 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status))
2324 ZFCP_LOG_DEBUG("close failed for unit 0x%016Lx\n",
2325 unit->fcp_lun);
2326 retval = ZFCP_ERP_FAILED; 2193 retval = ZFCP_ERP_FAILED;
2327 } else { 2194 else
2328 if (erp_action->status & ZFCP_STATUS_ERP_CLOSE_ONLY) 2195 if (erp_action->status & ZFCP_STATUS_ERP_CLOSE_ONLY)
2329 retval = ZFCP_ERP_EXIT; 2196 retval = ZFCP_ERP_EXIT;
2330 else { 2197 else
2331 ZFCP_LOG_DEBUG("unit 0x%016Lx is not open -> "
2332 "trying open\n", unit->fcp_lun);
2333 retval = 2198 retval =
2334 zfcp_erp_unit_strategy_open(erp_action); 2199 zfcp_erp_unit_strategy_open(erp_action);
2335 }
2336 }
2337 break; 2200 break;
2338 2201
2339 case ZFCP_ERP_STEP_UNIT_OPENING: 2202 case ZFCP_ERP_STEP_UNIT_OPENING:
2340 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status)) { 2203 if (atomic_test_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status))
2341 ZFCP_LOG_DEBUG("unit 0x%016Lx is open\n",
2342 unit->fcp_lun);
2343 retval = ZFCP_ERP_SUCCEEDED; 2204 retval = ZFCP_ERP_SUCCEEDED;
2344 } else { 2205 else
2345 ZFCP_LOG_DEBUG("open failed for unit 0x%016Lx\n",
2346 unit->fcp_lun);
2347 retval = ZFCP_ERP_FAILED; 2206 retval = ZFCP_ERP_FAILED;
2348 }
2349 break; 2207 break;
2350 } 2208 }
2351 2209
@@ -2493,16 +2351,8 @@ static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter,
2493 2351
2494 case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: 2352 case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
2495 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_INUSE, 2353 if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_INUSE,
2496 &port->status)) { 2354 &port->status))
2497 if (port->erp_action.action !=
2498 ZFCP_ERP_ACTION_REOPEN_PORT_FORCED) {
2499 ZFCP_LOG_INFO("dropped erp action %i (port "
2500 "0x%016Lx, action in use: %i)\n",
2501 want, port->wwpn,
2502 port->erp_action.action);
2503 }
2504 goto out; 2355 goto out;
2505 }
2506 if (!atomic_test_mask 2356 if (!atomic_test_mask
2507 (ZFCP_STATUS_COMMON_RUNNING, &adapter->status) || 2357 (ZFCP_STATUS_COMMON_RUNNING, &adapter->status) ||
2508 atomic_test_mask 2358 atomic_test_mask
@@ -2522,19 +2372,10 @@ static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter,
2522 break; 2372 break;
2523 2373
2524 default: 2374 default:
2525 ZFCP_LOG_NORMAL("bug: unknown erp action requested " 2375 /* unknown erp action */
2526 "on adapter %s (action=%d)\n",
2527 zfcp_get_busid_by_adapter(adapter), want);
2528 goto out; 2376 goto out;
2529 } 2377 }
2530 2378
2531 /* check whether we need something stronger first */
2532 if (need) {
2533 ZFCP_LOG_DEBUG("stronger erp action %d needed before "
2534 "erp action %d on adapter %s\n",
2535 need, want, zfcp_get_busid_by_adapter(adapter));
2536 }
2537
2538 /* mark adapter to have some error recovery pending */ 2379 /* mark adapter to have some error recovery pending */
2539 atomic_set_mask(ZFCP_STATUS_ADAPTER_ERP_PENDING, &adapter->status); 2380 atomic_set_mask(ZFCP_STATUS_ADAPTER_ERP_PENDING, &adapter->status);
2540 2381
@@ -2672,10 +2513,9 @@ zfcp_erp_action_cleanup(int action, struct zfcp_adapter *adapter,
2672 port->rport = 2513 port->rport =
2673 fc_remote_port_add(adapter->scsi_host, 0, &ids); 2514 fc_remote_port_add(adapter->scsi_host, 0, &ids);
2674 if (!port->rport) 2515 if (!port->rport)
2675 ZFCP_LOG_NORMAL("failed registration of rport" 2516 dev_err(&adapter->ccw_device->dev,
2676 "(adapter %s, wwpn=0x%016Lx)\n", 2517 "Failed registration of rport "
2677 zfcp_get_busid_by_port(port), 2518 "0x%016Lx.\n", port->wwpn);
2678 port->wwpn);
2679 else { 2519 else {
2680 scsi_target_unblock(&port->rport->dev); 2520 scsi_target_unblock(&port->rport->dev);
2681 port->rport->maxframe_size = port->maxframe_size; 2521 port->rport->maxframe_size = port->maxframe_size;
@@ -2803,7 +2643,6 @@ void zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter, u8 id,
2803 2643
2804void zfcp_erp_port_access_changed(struct zfcp_port *port, u8 id, void *ref) 2644void zfcp_erp_port_access_changed(struct zfcp_port *port, u8 id, void *ref)
2805{ 2645{
2806 struct zfcp_adapter *adapter = port->adapter;
2807 struct zfcp_unit *unit; 2646 struct zfcp_unit *unit;
2808 2647
2809 if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED, 2648 if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED,
@@ -2816,34 +2655,16 @@ void zfcp_erp_port_access_changed(struct zfcp_port *port, u8 id, void *ref)
2816 return; 2655 return;
2817 } 2656 }
2818 2657
2819 ZFCP_LOG_NORMAL("reopen of port 0x%016Lx on adapter %s " 2658 zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref);
2820 "(due to ACT update)\n",
2821 port->wwpn, zfcp_get_busid_by_adapter(adapter));
2822 if (zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref))
2823 ZFCP_LOG_NORMAL("failed reopen of port"
2824 "(adapter %s, wwpn=0x%016Lx)\n",
2825 zfcp_get_busid_by_adapter(adapter), port->wwpn);
2826} 2659}
2827 2660
2828void zfcp_erp_unit_access_changed(struct zfcp_unit *unit, u8 id, void *ref) 2661void zfcp_erp_unit_access_changed(struct zfcp_unit *unit, u8 id, void *ref)
2829{ 2662{
2830 struct zfcp_adapter *adapter = unit->port->adapter;
2831
2832 if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED, 2663 if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED,
2833 &unit->status) && 2664 &unit->status) &&
2834 !atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_BOXED, 2665 !atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_BOXED,
2835 &unit->status)) 2666 &unit->status))
2836 return; 2667 return;
2837 2668
2838 ZFCP_LOG_NORMAL("reopen of unit 0x%016Lx on port 0x%016Lx " 2669 zfcp_erp_unit_reopen(unit, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref);
2839 " on adapter %s (due to ACT update)\n",
2840 unit->fcp_lun, unit->port->wwpn,
2841 zfcp_get_busid_by_adapter(adapter));
2842 if (zfcp_erp_unit_reopen(unit, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref))
2843 ZFCP_LOG_NORMAL("failed reopen of unit (adapter %s, "
2844 "wwpn=0x%016Lx, fcp_lun=0x%016Lx)\n",
2845 zfcp_get_busid_by_adapter(adapter),
2846 unit->port->wwpn, unit->fcp_lun);
2847} 2670}
2848
2849#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 6ffe2068ba8a..9aa412bd6637 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -1,22 +1,9 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * External function declarations.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#ifndef ZFCP_EXT_H 9#ifndef ZFCP_EXT_H
@@ -27,7 +14,6 @@
27extern struct zfcp_data zfcp_data; 14extern struct zfcp_data zfcp_data;
28 15
29/******************************** SYSFS *************************************/ 16/******************************** SYSFS *************************************/
30extern struct attribute_group *zfcp_driver_attr_groups[];
31extern int zfcp_sysfs_adapter_create_files(struct device *); 17extern int zfcp_sysfs_adapter_create_files(struct device *);
32extern void zfcp_sysfs_adapter_remove_files(struct device *); 18extern void zfcp_sysfs_adapter_remove_files(struct device *);
33extern int zfcp_sysfs_port_create_files(struct device *, u32); 19extern int zfcp_sysfs_port_create_files(struct device *, u32);
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index cc48a6462e6c..01ed5fb46c44 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1,22 +1,9 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * Implementation of FSF commands.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#include "zfcp_ext.h" 9#include "zfcp_ext.h"
@@ -71,12 +58,58 @@ static const char zfcp_act_subtable_type[5][8] = {
71 "unknown", "OS", "WWPN", "DID", "LUN" 58 "unknown", "OS", "WWPN", "DID", "LUN"
72}; 59};
73 60
61static void zfcp_act_eval_err(struct zfcp_adapter *adapter, u32 table)
62{
63 u16 subtable = (table & 0xffff0000) >> 16;
64 u16 rule = table & 0xffff;
65
66 if (subtable > 0 &&
67 subtable < ARRAY_SIZE(zfcp_act_subtable_type)) {
68 dev_warn(&adapter->ccw_device->dev,
69 "Access denied in subtable %s, rule %d.\n",
70 zfcp_act_subtable_type[subtable], rule);
71 }
72}
73
74static void zfcp_fsf_access_denied_port(struct zfcp_fsf_req *req,
75 struct zfcp_port *port)
76{
77 struct fsf_qtcb_header *header = &req->qtcb->header;
78 dev_warn(&req->adapter->ccw_device->dev,
79 "Access denied, cannot send command to port 0x%016Lx.\n",
80 port->wwpn);
81 zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[0]);
82 zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[1]);
83 zfcp_erp_port_access_denied(port, 55, req);
84 req->status |= ZFCP_STATUS_FSFREQ_ERROR;
85}
86
87static void zfcp_fsf_access_denied_unit(struct zfcp_fsf_req *req,
88 struct zfcp_unit *unit)
89{
90 struct fsf_qtcb_header *header = &req->qtcb->header;
91 dev_warn(&req->adapter->ccw_device->dev,
92 "Access denied for unit 0x%016Lx on port 0x%016Lx.\n",
93 unit->fcp_lun, unit->port->wwpn);
94 zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[0]);
95 zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[1]);
96 zfcp_erp_unit_access_denied(unit, 59, req);
97 req->status |= ZFCP_STATUS_FSFREQ_ERROR;
98}
99
100static void zfcp_fsf_class_not_supp(struct zfcp_fsf_req *req)
101{
102 dev_err(&req->adapter->ccw_device->dev,
103 "Required FC class not supported by adapter, "
104 "shutting down adapter.\n");
105 zfcp_erp_adapter_shutdown(req->adapter, 0, 123, req);
106 req->status |= ZFCP_STATUS_FSFREQ_ERROR;
107}
108
74/****************************************************************/ 109/****************************************************************/
75/*************** FSF related Functions *************************/ 110/*************** FSF related Functions *************************/
76/****************************************************************/ 111/****************************************************************/
77 112
78#define ZFCP_LOG_AREA ZFCP_LOG_AREA_FSF
79
80/* 113/*
81 * function: zfcp_fsf_req_alloc 114 * function: zfcp_fsf_req_alloc
82 * 115 *
@@ -200,7 +233,6 @@ zfcp_fsf_req_complete(struct zfcp_fsf_req *fsf_req)
200 int cleanup; 233 int cleanup;
201 234
202 if (unlikely(fsf_req->fsf_command == FSF_QTCB_UNSOLICITED_STATUS)) { 235 if (unlikely(fsf_req->fsf_command == FSF_QTCB_UNSOLICITED_STATUS)) {
203 ZFCP_LOG_DEBUG("Status read response received\n");
204 /* 236 /*
205 * Note: all cleanup handling is done in the callchain of 237 * Note: all cleanup handling is done in the callchain of
206 * the function call-chain below. 238 * the function call-chain below.
@@ -225,7 +257,6 @@ zfcp_fsf_req_complete(struct zfcp_fsf_req *fsf_req)
225 257
226 /* cleanup request if requested by initiator */ 258 /* cleanup request if requested by initiator */
227 if (likely(cleanup)) { 259 if (likely(cleanup)) {
228 ZFCP_LOG_TRACE("removing FSF request %p\n", fsf_req);
229 /* 260 /*
230 * lock must not be held here since it will be 261 * lock must not be held here since it will be
231 * grabed by the called routine, too 262 * grabed by the called routine, too
@@ -233,7 +264,6 @@ zfcp_fsf_req_complete(struct zfcp_fsf_req *fsf_req)
233 zfcp_fsf_req_free(fsf_req); 264 zfcp_fsf_req_free(fsf_req);
234 } else { 265 } else {
235 /* notify initiator waiting for the requests completion */ 266 /* notify initiator waiting for the requests completion */
236 ZFCP_LOG_TRACE("waking initiator of FSF request %p\n",fsf_req);
237 /* 267 /*
238 * FIXME: Race! We must not access fsf_req here as it might have been 268 * FIXME: Race! We must not access fsf_req here as it might have been
239 * cleaned up already due to the set ZFCP_STATUS_FSFREQ_COMPLETED 269 * cleaned up already due to the set ZFCP_STATUS_FSFREQ_COMPLETED
@@ -276,8 +306,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
276 zfcp_hba_dbf_event_fsf_response(fsf_req); 306 zfcp_hba_dbf_event_fsf_response(fsf_req);
277 307
278 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { 308 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) {
279 ZFCP_LOG_DEBUG("fsf_req 0x%lx has been dismissed\n",
280 (unsigned long) fsf_req);
281 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | 309 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
282 ZFCP_STATUS_FSFREQ_RETRY; /* only for SCSI cmnds. */ 310 ZFCP_STATUS_FSFREQ_RETRY; /* only for SCSI cmnds. */
283 goto skip_protstatus; 311 goto skip_protstatus;
@@ -291,34 +319,26 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
291 break; 319 break;
292 320
293 case FSF_PROT_QTCB_VERSION_ERROR: 321 case FSF_PROT_QTCB_VERSION_ERROR:
294 ZFCP_LOG_NORMAL("error: The adapter %s contains " 322 dev_err(&adapter->ccw_device->dev,
295 "microcode of version 0x%x, the device driver " 323 "The QTCB version requested by zfcp (0x%x) is not "
296 "only supports 0x%x. Aborting.\n", 324 "supported by the FCP adapter (lowest supported 0x%x, "
297 zfcp_get_busid_by_adapter(adapter), 325 "highest supported 0x%x).\n",
298 prot_status_qual->version_error.fsf_version, 326 ZFCP_QTCB_VERSION, prot_status_qual->word[0],
299 ZFCP_QTCB_VERSION); 327 prot_status_qual->word[1]);
300 zfcp_erp_adapter_shutdown(adapter, 0, 117, fsf_req); 328 zfcp_erp_adapter_shutdown(adapter, 0, 117, fsf_req);
301 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 329 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
302 break; 330 break;
303 331
304 case FSF_PROT_SEQ_NUMB_ERROR: 332 case FSF_PROT_SEQ_NUMB_ERROR:
305 ZFCP_LOG_NORMAL("bug: Sequence number mismatch between "
306 "driver (0x%x) and adapter %s (0x%x). "
307 "Restarting all operations on this adapter.\n",
308 qtcb->prefix.req_seq_no,
309 zfcp_get_busid_by_adapter(adapter),
310 prot_status_qual->sequence_error.exp_req_seq_no);
311 zfcp_erp_adapter_reopen(adapter, 0, 98, fsf_req); 333 zfcp_erp_adapter_reopen(adapter, 0, 98, fsf_req);
312 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY; 334 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY;
313 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 335 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
314 break; 336 break;
315 337
316 case FSF_PROT_UNSUPP_QTCB_TYPE: 338 case FSF_PROT_UNSUPP_QTCB_TYPE:
317 ZFCP_LOG_NORMAL("error: Packet header type used by the " 339 dev_err(&adapter->ccw_device->dev,
318 "device driver is incompatible with " 340 "Packet header type used by the device driver is "
319 "that used on adapter %s. " 341 "incompatible with that used on the adapter.\n");
320 "Stopping all operations on this adapter.\n",
321 zfcp_get_busid_by_adapter(adapter));
322 zfcp_erp_adapter_shutdown(adapter, 0, 118, fsf_req); 342 zfcp_erp_adapter_shutdown(adapter, 0, 118, fsf_req);
323 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 343 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
324 break; 344 break;
@@ -330,12 +350,9 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
330 break; 350 break;
331 351
332 case FSF_PROT_DUPLICATE_REQUEST_ID: 352 case FSF_PROT_DUPLICATE_REQUEST_ID:
333 ZFCP_LOG_NORMAL("bug: The request identifier 0x%Lx " 353 dev_err(&adapter->ccw_device->dev,
334 "to the adapter %s is ambiguous. " 354 "The request identifier 0x%Lx is ambiguous.\n",
335 "Stopping all operations on this adapter.\n", 355 (unsigned long long)qtcb->bottom.support.req_handle);
336 *(unsigned long long*)
337 (&qtcb->bottom.support.req_handle),
338 zfcp_get_busid_by_adapter(adapter));
339 zfcp_erp_adapter_shutdown(adapter, 0, 78, fsf_req); 356 zfcp_erp_adapter_shutdown(adapter, 0, 78, fsf_req);
340 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 357 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
341 break; 358 break;
@@ -349,10 +366,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
349 break; 366 break;
350 367
351 case FSF_PROT_REEST_QUEUE: 368 case FSF_PROT_REEST_QUEUE:
352 ZFCP_LOG_NORMAL("The local link to adapter with "
353 "%s was re-plugged. "
354 "Re-starting operations on this adapter.\n",
355 zfcp_get_busid_by_adapter(adapter));
356 /* All ports should be marked as ready to run again */ 369 /* All ports should be marked as ready to run again */
357 zfcp_erp_modify_adapter_status(adapter, 28, NULL, 370 zfcp_erp_modify_adapter_status(adapter, 28, NULL,
358 ZFCP_STATUS_COMMON_RUNNING, 371 ZFCP_STATUS_COMMON_RUNNING,
@@ -365,24 +378,17 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
365 break; 378 break;
366 379
367 case FSF_PROT_ERROR_STATE: 380 case FSF_PROT_ERROR_STATE:
368 ZFCP_LOG_NORMAL("error: The adapter %s "
369 "has entered the error state. "
370 "Restarting all operations on this "
371 "adapter.\n",
372 zfcp_get_busid_by_adapter(adapter));
373 zfcp_erp_adapter_reopen(adapter, 0, 100, fsf_req); 381 zfcp_erp_adapter_reopen(adapter, 0, 100, fsf_req);
374 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY; 382 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY;
375 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 383 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
376 break; 384 break;
377 385
378 default: 386 default:
379 ZFCP_LOG_NORMAL("bug: Transfer protocol status information " 387 dev_err(&adapter->ccw_device->dev,
380 "provided by the adapter %s " 388 "Transfer protocol status information"
381 "is not compatible with the device driver. " 389 "provided by the adapter (0x%x) "
382 "Stopping all operations on this adapter. " 390 "is not compatible with the device driver.\n",
383 "(debug info 0x%x).\n", 391 qtcb->prefix.prot_status);
384 zfcp_get_busid_by_adapter(adapter),
385 qtcb->prefix.prot_status);
386 zfcp_erp_adapter_shutdown(adapter, 0, 119, fsf_req); 392 zfcp_erp_adapter_shutdown(adapter, 0, 119, fsf_req);
387 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 393 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
388 } 394 }
@@ -416,21 +422,14 @@ zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *fsf_req)
416 /* evaluate FSF Status */ 422 /* evaluate FSF Status */
417 switch (fsf_req->qtcb->header.fsf_status) { 423 switch (fsf_req->qtcb->header.fsf_status) {
418 case FSF_UNKNOWN_COMMAND: 424 case FSF_UNKNOWN_COMMAND:
419 ZFCP_LOG_NORMAL("bug: Command issued by the device driver is " 425 dev_err(&fsf_req->adapter->ccw_device->dev,
420 "not known by the adapter %s " 426 "Command issued by the device driver (0x%x) is "
421 "Stopping all operations on this adapter. " 427 "not known by the adapter.\n",
422 "(debug info 0x%x).\n", 428 fsf_req->qtcb->header.fsf_command);
423 zfcp_get_busid_by_adapter(fsf_req->adapter),
424 fsf_req->qtcb->header.fsf_command);
425 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0, 120, fsf_req); 429 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0, 120, fsf_req);
426 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 430 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
427 break; 431 break;
428 432
429 case FSF_FCP_RSP_AVAILABLE:
430 ZFCP_LOG_DEBUG("FCP Sense data will be presented to the "
431 "SCSI stack.\n");
432 break;
433
434 case FSF_ADAPTER_STATUS_AVAILABLE: 433 case FSF_ADAPTER_STATUS_AVAILABLE:
435 zfcp_fsf_fsfstatus_qual_eval(fsf_req); 434 zfcp_fsf_fsfstatus_qual_eval(fsf_req);
436 break; 435 break;
@@ -472,17 +471,13 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
472 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 471 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
473 break; 472 break;
474 case FSF_SQ_NO_RECOM: 473 case FSF_SQ_NO_RECOM:
475 ZFCP_LOG_NORMAL("bug: No recommendation could be given for a " 474 dev_err(&fsf_req->adapter->ccw_device->dev,
476 "problem on the adapter %s " 475 "No recommendation could be given for a "
477 "Stopping all operations on this adapter. ", 476 "problem on the adapter.\n");
478 zfcp_get_busid_by_adapter(fsf_req->adapter));
479 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0, 121, fsf_req); 477 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0, 121, fsf_req);
480 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 478 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
481 break; 479 break;
482 case FSF_SQ_ULP_PROGRAMMING_ERROR: 480 case FSF_SQ_ULP_PROGRAMMING_ERROR:
483 ZFCP_LOG_NORMAL("error: not enough SBALs for data transfer "
484 "(adapter %s)\n",
485 zfcp_get_busid_by_adapter(fsf_req->adapter));
486 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 481 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
487 break; 482 break;
488 case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: 483 case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
@@ -491,11 +486,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
491 /* dealt with in the respective functions */ 486 /* dealt with in the respective functions */
492 break; 487 break;
493 default: 488 default:
494 ZFCP_LOG_NORMAL("bug: Additional status info could "
495 "not be interpreted properly.\n");
496 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL,
497 (char *) &fsf_req->qtcb->header.fsf_status_qual,
498 sizeof (union fsf_status_qual));
499 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 489 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
500 break; 490 break;
501 } 491 }
@@ -523,84 +513,67 @@ zfcp_fsf_link_down_info_eval(struct zfcp_fsf_req *fsf_req, u8 id,
523 513
524 switch (link_down->error_code) { 514 switch (link_down->error_code) {
525 case FSF_PSQ_LINK_NO_LIGHT: 515 case FSF_PSQ_LINK_NO_LIGHT:
526 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 516 dev_warn(&fsf_req->adapter->ccw_device->dev,
527 "(no light detected)\n", 517 "The local link is down: "
528 zfcp_get_busid_by_adapter(adapter)); 518 "no light detected.\n");
529 break; 519 break;
530 case FSF_PSQ_LINK_WRAP_PLUG: 520 case FSF_PSQ_LINK_WRAP_PLUG:
531 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 521 dev_warn(&fsf_req->adapter->ccw_device->dev,
532 "(wrap plug detected)\n", 522 "The local link is down: "
533 zfcp_get_busid_by_adapter(adapter)); 523 "wrap plug detected.\n");
534 break; 524 break;
535 case FSF_PSQ_LINK_NO_FCP: 525 case FSF_PSQ_LINK_NO_FCP:
536 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 526 dev_warn(&fsf_req->adapter->ccw_device->dev,
537 "(adjacent node on link does not support FCP)\n", 527 "The local link is down: "
538 zfcp_get_busid_by_adapter(adapter)); 528 "adjacent node on link does not support FCP.\n");
539 break; 529 break;
540 case FSF_PSQ_LINK_FIRMWARE_UPDATE: 530 case FSF_PSQ_LINK_FIRMWARE_UPDATE:
541 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 531 dev_warn(&fsf_req->adapter->ccw_device->dev,
542 "(firmware update in progress)\n", 532 "The local link is down: "
543 zfcp_get_busid_by_adapter(adapter)); 533 "firmware update in progress.\n");
544 break; 534 break;
545 case FSF_PSQ_LINK_INVALID_WWPN: 535 case FSF_PSQ_LINK_INVALID_WWPN:
546 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 536 dev_warn(&fsf_req->adapter->ccw_device->dev,
547 "(duplicate or invalid WWPN detected)\n", 537 "The local link is down: "
548 zfcp_get_busid_by_adapter(adapter)); 538 "duplicate or invalid WWPN detected.\n");
549 break; 539 break;
550 case FSF_PSQ_LINK_NO_NPIV_SUPPORT: 540 case FSF_PSQ_LINK_NO_NPIV_SUPPORT:
551 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 541 dev_warn(&fsf_req->adapter->ccw_device->dev,
552 "(no support for NPIV by Fabric)\n", 542 "The local link is down: "
553 zfcp_get_busid_by_adapter(adapter)); 543 "no support for NPIV by Fabric.\n");
554 break; 544 break;
555 case FSF_PSQ_LINK_NO_FCP_RESOURCES: 545 case FSF_PSQ_LINK_NO_FCP_RESOURCES:
556 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 546 dev_warn(&fsf_req->adapter->ccw_device->dev,
557 "(out of resource in FCP daughtercard)\n", 547 "The local link is down: "
558 zfcp_get_busid_by_adapter(adapter)); 548 "out of resource in FCP daughtercard.\n");
559 break; 549 break;
560 case FSF_PSQ_LINK_NO_FABRIC_RESOURCES: 550 case FSF_PSQ_LINK_NO_FABRIC_RESOURCES:
561 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 551 dev_warn(&fsf_req->adapter->ccw_device->dev,
562 "(out of resource in Fabric)\n", 552 "The local link is down: "
563 zfcp_get_busid_by_adapter(adapter)); 553 "out of resource in Fabric.\n");
564 break; 554 break;
565 case FSF_PSQ_LINK_FABRIC_LOGIN_UNABLE: 555 case FSF_PSQ_LINK_FABRIC_LOGIN_UNABLE:
566 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 556 dev_warn(&fsf_req->adapter->ccw_device->dev,
567 "(unable to Fabric login)\n", 557 "The local link is down: "
568 zfcp_get_busid_by_adapter(adapter)); 558 "unable to login to Fabric.\n");
569 break; 559 break;
570 case FSF_PSQ_LINK_WWPN_ASSIGNMENT_CORRUPTED: 560 case FSF_PSQ_LINK_WWPN_ASSIGNMENT_CORRUPTED:
571 ZFCP_LOG_NORMAL("WWPN assignment file corrupted on adapter %s\n", 561 dev_warn(&fsf_req->adapter->ccw_device->dev,
572 zfcp_get_busid_by_adapter(adapter)); 562 "WWPN assignment file corrupted on adapter.\n");
573 break; 563 break;
574 case FSF_PSQ_LINK_MODE_TABLE_CURRUPTED: 564 case FSF_PSQ_LINK_MODE_TABLE_CURRUPTED:
575 ZFCP_LOG_NORMAL("Mode table corrupted on adapter %s\n", 565 dev_warn(&fsf_req->adapter->ccw_device->dev,
576 zfcp_get_busid_by_adapter(adapter)); 566 "Mode table corrupted on adapter.\n");
577 break; 567 break;
578 case FSF_PSQ_LINK_NO_WWPN_ASSIGNMENT: 568 case FSF_PSQ_LINK_NO_WWPN_ASSIGNMENT:
579 ZFCP_LOG_NORMAL("No WWPN for assignment table on adapter %s\n", 569 dev_warn(&fsf_req->adapter->ccw_device->dev,
580 zfcp_get_busid_by_adapter(adapter)); 570 "No WWPN for assignment table on adapter.\n");
581 break; 571 break;
582 default: 572 default:
583 ZFCP_LOG_NORMAL("The local link to adapter %s is down " 573 dev_warn(&fsf_req->adapter->ccw_device->dev,
584 "(warning: unknown reason code %d)\n", 574 "The local link to adapter is down.\n");
585 zfcp_get_busid_by_adapter(adapter),
586 link_down->error_code);
587 } 575 }
588 576
589 if (adapter->connection_features & FSF_FEATURE_NPIV_MODE)
590 ZFCP_LOG_DEBUG("Debug information to link down: "
591 "primary_status=0x%02x "
592 "ioerr_code=0x%02x "
593 "action_code=0x%02x "
594 "reason_code=0x%02x "
595 "explanation_code=0x%02x "
596 "vendor_specific_code=0x%02x\n",
597 link_down->primary_status,
598 link_down->ioerr_code,
599 link_down->action_code,
600 link_down->reason_code,
601 link_down->explanation_code,
602 link_down->vendor_specific_code);
603
604 out: 577 out:
605 zfcp_erp_adapter_failed(adapter, id, fsf_req); 578 zfcp_erp_adapter_failed(adapter, id, fsf_req);
606} 579}
@@ -616,7 +589,6 @@ static int
616zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req) 589zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req)
617{ 590{
618 struct zfcp_erp_action *erp_action = fsf_req->erp_action; 591 struct zfcp_erp_action *erp_action = fsf_req->erp_action;
619 struct zfcp_adapter *adapter = fsf_req->adapter;
620 int retval = 0; 592 int retval = 0;
621 593
622 594
@@ -673,20 +645,6 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req)
673 case FSF_QTCB_UPLOAD_CONTROL_FILE: 645 case FSF_QTCB_UPLOAD_CONTROL_FILE:
674 zfcp_fsf_control_file_handler(fsf_req); 646 zfcp_fsf_control_file_handler(fsf_req);
675 break; 647 break;
676
677 default:
678 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
679 ZFCP_LOG_NORMAL("bug: Command issued by the device driver is "
680 "not supported by the adapter %s\n",
681 zfcp_get_busid_by_adapter(adapter));
682 if (fsf_req->fsf_command != fsf_req->qtcb->header.fsf_command)
683 ZFCP_LOG_NORMAL
684 ("bug: Command issued by the device driver differs "
685 "from the command returned by the adapter %s "
686 "(debug info 0x%x, 0x%x).\n",
687 zfcp_get_busid_by_adapter(adapter),
688 fsf_req->fsf_command,
689 fsf_req->qtcb->header.fsf_command);
690 } 648 }
691 649
692 if (!erp_action) 650 if (!erp_action)
@@ -718,12 +676,8 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags)
718 req_flags | ZFCP_REQ_NO_QTCB, 676 req_flags | ZFCP_REQ_NO_QTCB,
719 adapter->pool.fsf_req_status_read, 677 adapter->pool.fsf_req_status_read,
720 &lock_flags, &fsf_req); 678 &lock_flags, &fsf_req);
721 if (retval < 0) { 679 if (retval < 0)
722 ZFCP_LOG_INFO("error: Could not create unsolicited status "
723 "buffer for adapter %s.\n",
724 zfcp_get_busid_by_adapter(adapter));
725 goto failed_req_create; 680 goto failed_req_create;
726 }
727 681
728 sbale = zfcp_qdio_sbale_req(fsf_req); 682 sbale = zfcp_qdio_sbale_req(fsf_req);
729 sbale[0].flags |= SBAL_FLAGS0_TYPE_STATUS; 683 sbale[0].flags |= SBAL_FLAGS0_TYPE_STATUS;
@@ -744,14 +698,9 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags)
744 sbale->length = sizeof(struct fsf_status_read_buffer); 698 sbale->length = sizeof(struct fsf_status_read_buffer);
745 699
746 retval = zfcp_fsf_req_send(fsf_req); 700 retval = zfcp_fsf_req_send(fsf_req);
747 if (retval) { 701 if (retval)
748 ZFCP_LOG_DEBUG("error: Could not set-up unsolicited status "
749 "environment.\n");
750 goto failed_req_send; 702 goto failed_req_send;
751 }
752 703
753 ZFCP_LOG_TRACE("Status Read request initiated (adapter%s)\n",
754 zfcp_get_busid_by_adapter(adapter));
755 goto out; 704 goto out;
756 705
757 failed_req_send: 706 failed_req_send:
@@ -783,14 +732,8 @@ zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *fsf_req)
783 break; 732 break;
784 read_unlock_irqrestore(&zfcp_data.config_lock, flags); 733 read_unlock_irqrestore(&zfcp_data.config_lock, flags);
785 734
786 if (!port || (port->d_id != (status_buffer->d_id & ZFCP_DID_MASK))) { 735 if (!port || (port->d_id != (status_buffer->d_id & ZFCP_DID_MASK)))
787 ZFCP_LOG_NORMAL("bug: Reopen port indication received for "
788 "nonexisting port with d_id 0x%06x on "
789 "adapter %s. Ignored.\n",
790 status_buffer->d_id & ZFCP_DID_MASK,
791 zfcp_get_busid_by_adapter(adapter));
792 goto out; 736 goto out;
793 }
794 737
795 switch (status_buffer->status_subtype) { 738 switch (status_buffer->status_subtype) {
796 739
@@ -801,20 +744,48 @@ zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *fsf_req)
801 case FSF_STATUS_READ_SUB_ERROR_PORT: 744 case FSF_STATUS_READ_SUB_ERROR_PORT:
802 zfcp_erp_port_shutdown(port, 0, 122, fsf_req); 745 zfcp_erp_port_shutdown(port, 0, 122, fsf_req);
803 break; 746 break;
804
805 default:
806 ZFCP_LOG_NORMAL("bug: Undefined status subtype received "
807 "for a reopen indication on port with "
808 "d_id 0x%06x on the adapter %s. "
809 "Ignored. (debug info 0x%x)\n",
810 status_buffer->d_id,
811 zfcp_get_busid_by_adapter(adapter),
812 status_buffer->status_subtype);
813 } 747 }
814 out: 748 out:
815 return 0; 749 return 0;
816} 750}
817 751
752static void zfcp_fsf_bit_error_threshold(struct zfcp_fsf_req *req)
753{
754 struct zfcp_adapter *adapter = req->adapter;
755 struct fsf_status_read_buffer *buf =
756 (struct fsf_status_read_buffer *) req->data;
757 struct fsf_bit_error_payload *err =
758 (struct fsf_bit_error_payload *) buf->payload;
759 dev_warn(&adapter->ccw_device->dev,
760 "Warning: bit error threshold data "
761 "received for the adapter: "
762 "link failures = %i, loss of sync errors = %i, "
763 "loss of signal errors = %i, "
764 "primitive sequence errors = %i, "
765 "invalid transmission word errors = %i, "
766 "CRC errors = %i).\n",
767 err->link_failure_error_count,
768 err->loss_of_sync_error_count,
769 err->loss_of_signal_error_count,
770 err->primitive_sequence_error_count,
771 err->invalid_transmission_word_error_count,
772 err->crc_error_count);
773 dev_warn(&adapter->ccw_device->dev,
774 "Additional bit error threshold data of the adapter: "
775 "primitive sequence event time-outs = %i, "
776 "elastic buffer overrun errors = %i, "
777 "advertised receive buffer-to-buffer credit = %i, "
778 "current receice buffer-to-buffer credit = %i, "
779 "advertised transmit buffer-to-buffer credit = %i, "
780 "current transmit buffer-to-buffer credit = %i).\n",
781 err->primitive_sequence_event_timeout_count,
782 err->elastic_buffer_overrun_error_count,
783 err->advertised_receive_b2b_credit,
784 err->current_receive_b2b_credit,
785 err->advertised_transmit_b2b_credit,
786 err->current_transmit_b2b_credit);
787}
788
818/* 789/*
819 * function: zfcp_fsf_status_read_handler 790 * function: zfcp_fsf_status_read_handler
820 * 791 *
@@ -829,7 +800,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
829 struct zfcp_adapter *adapter = fsf_req->adapter; 800 struct zfcp_adapter *adapter = fsf_req->adapter;
830 struct fsf_status_read_buffer *status_buffer = 801 struct fsf_status_read_buffer *status_buffer =
831 (struct fsf_status_read_buffer *) fsf_req->data; 802 (struct fsf_status_read_buffer *) fsf_req->data;
832 struct fsf_bit_error_payload *fsf_bit_error;
833 803
834 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { 804 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) {
835 zfcp_hba_dbf_event_fsf_unsol("dism", adapter, status_buffer); 805 zfcp_hba_dbf_event_fsf_unsol("dism", adapter, status_buffer);
@@ -851,79 +821,45 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
851 break; 821 break;
852 822
853 case FSF_STATUS_READ_SENSE_DATA_AVAIL: 823 case FSF_STATUS_READ_SENSE_DATA_AVAIL:
854 ZFCP_LOG_INFO("unsolicited sense data received (adapter %s)\n",
855 zfcp_get_busid_by_adapter(adapter));
856 break; 824 break;
857 825
858 case FSF_STATUS_READ_BIT_ERROR_THRESHOLD: 826 case FSF_STATUS_READ_BIT_ERROR_THRESHOLD:
859 fsf_bit_error = (struct fsf_bit_error_payload *) 827 zfcp_fsf_bit_error_threshold(fsf_req);
860 status_buffer->payload;
861 ZFCP_LOG_NORMAL("Warning: bit error threshold data "
862 "received (adapter %s, "
863 "link failures = %i, loss of sync errors = %i, "
864 "loss of signal errors = %i, "
865 "primitive sequence errors = %i, "
866 "invalid transmission word errors = %i, "
867 "CRC errors = %i)\n",
868 zfcp_get_busid_by_adapter(adapter),
869 fsf_bit_error->link_failure_error_count,
870 fsf_bit_error->loss_of_sync_error_count,
871 fsf_bit_error->loss_of_signal_error_count,
872 fsf_bit_error->primitive_sequence_error_count,
873 fsf_bit_error->invalid_transmission_word_error_count,
874 fsf_bit_error->crc_error_count);
875 ZFCP_LOG_INFO("Additional bit error threshold data "
876 "(adapter %s, "
877 "primitive sequence event time-outs = %i, "
878 "elastic buffer overrun errors = %i, "
879 "advertised receive buffer-to-buffer credit = %i, "
880 "current receice buffer-to-buffer credit = %i, "
881 "advertised transmit buffer-to-buffer credit = %i, "
882 "current transmit buffer-to-buffer credit = %i)\n",
883 zfcp_get_busid_by_adapter(adapter),
884 fsf_bit_error->primitive_sequence_event_timeout_count,
885 fsf_bit_error->elastic_buffer_overrun_error_count,
886 fsf_bit_error->advertised_receive_b2b_credit,
887 fsf_bit_error->current_receive_b2b_credit,
888 fsf_bit_error->advertised_transmit_b2b_credit,
889 fsf_bit_error->current_transmit_b2b_credit);
890 break; 828 break;
891 829
892 case FSF_STATUS_READ_LINK_DOWN: 830 case FSF_STATUS_READ_LINK_DOWN:
893 switch (status_buffer->status_subtype) { 831 switch (status_buffer->status_subtype) {
894 case FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK: 832 case FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK:
895 ZFCP_LOG_INFO("Physical link to adapter %s is down\n", 833 dev_warn(&adapter->ccw_device->dev,
896 zfcp_get_busid_by_adapter(adapter)); 834 "Physical link is down.\n");
897 zfcp_fsf_link_down_info_eval(fsf_req, 38, 835 zfcp_fsf_link_down_info_eval(fsf_req, 38,
898 (struct fsf_link_down_info *) 836 (struct fsf_link_down_info *)
899 &status_buffer->payload); 837 &status_buffer->payload);
900 break; 838 break;
901 case FSF_STATUS_READ_SUB_FDISC_FAILED: 839 case FSF_STATUS_READ_SUB_FDISC_FAILED:
902 ZFCP_LOG_INFO("Local link to adapter %s is down " 840 dev_warn(&adapter->ccw_device->dev,
903 "due to failed FDISC login\n", 841 "Local link is down "
904 zfcp_get_busid_by_adapter(adapter)); 842 "due to failed FDISC login.\n");
905 zfcp_fsf_link_down_info_eval(fsf_req, 39, 843 zfcp_fsf_link_down_info_eval(fsf_req, 39,
906 (struct fsf_link_down_info *) 844 (struct fsf_link_down_info *)
907 &status_buffer->payload); 845 &status_buffer->payload);
908 break; 846 break;
909 case FSF_STATUS_READ_SUB_FIRMWARE_UPDATE: 847 case FSF_STATUS_READ_SUB_FIRMWARE_UPDATE:
910 ZFCP_LOG_INFO("Local link to adapter %s is down " 848 dev_warn(&adapter->ccw_device->dev,
911 "due to firmware update on adapter\n", 849 "Local link is down "
912 zfcp_get_busid_by_adapter(adapter)); 850 "due to firmware update on adapter.\n");
913 zfcp_fsf_link_down_info_eval(fsf_req, 40, NULL); 851 zfcp_fsf_link_down_info_eval(fsf_req, 40, NULL);
914 break; 852 break;
915 default: 853 default:
916 ZFCP_LOG_INFO("Local link to adapter %s is down " 854 dev_warn(&adapter->ccw_device->dev,
917 "due to unknown reason\n", 855 "Local link is down.\n");
918 zfcp_get_busid_by_adapter(adapter));
919 zfcp_fsf_link_down_info_eval(fsf_req, 41, NULL); 856 zfcp_fsf_link_down_info_eval(fsf_req, 41, NULL);
920 }; 857 };
921 break; 858 break;
922 859
923 case FSF_STATUS_READ_LINK_UP: 860 case FSF_STATUS_READ_LINK_UP:
924 ZFCP_LOG_NORMAL("Local link to adapter %s was replugged. " 861 dev_info(&adapter->ccw_device->dev,
925 "Restarting operations on this adapter\n", 862 "Local link was replugged.\n");
926 zfcp_get_busid_by_adapter(adapter));
927 /* All ports should be marked as ready to run again */ 863 /* All ports should be marked as ready to run again */
928 zfcp_erp_modify_adapter_status(adapter, 30, NULL, 864 zfcp_erp_modify_adapter_status(adapter, 30, NULL,
929 ZFCP_STATUS_COMMON_RUNNING, 865 ZFCP_STATUS_COMMON_RUNNING,
@@ -935,81 +871,18 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
935 break; 871 break;
936 872
937 case FSF_STATUS_READ_NOTIFICATION_LOST: 873 case FSF_STATUS_READ_NOTIFICATION_LOST:
938 ZFCP_LOG_NORMAL("Unsolicited status notification(s) lost: "
939 "adapter %s%s%s%s%s%s%s%s%s\n",
940 zfcp_get_busid_by_adapter(adapter),
941 (status_buffer->status_subtype &
942 FSF_STATUS_READ_SUB_INCOMING_ELS) ?
943 ", incoming ELS" : "",
944 (status_buffer->status_subtype &
945 FSF_STATUS_READ_SUB_SENSE_DATA) ?
946 ", sense data" : "",
947 (status_buffer->status_subtype &
948 FSF_STATUS_READ_SUB_LINK_STATUS) ?
949 ", link status change" : "",
950 (status_buffer->status_subtype &
951 FSF_STATUS_READ_SUB_PORT_CLOSED) ?
952 ", port close" : "",
953 (status_buffer->status_subtype &
954 FSF_STATUS_READ_SUB_BIT_ERROR_THRESHOLD) ?
955 ", bit error exception" : "",
956 (status_buffer->status_subtype &
957 FSF_STATUS_READ_SUB_ACT_UPDATED) ?
958 ", ACT update" : "",
959 (status_buffer->status_subtype &
960 FSF_STATUS_READ_SUB_ACT_HARDENED) ?
961 ", ACT hardening" : "",
962 (status_buffer->status_subtype &
963 FSF_STATUS_READ_SUB_FEATURE_UPDATE_ALERT) ?
964 ", adapter feature change" : "");
965
966 if (status_buffer->status_subtype & 874 if (status_buffer->status_subtype &
967 FSF_STATUS_READ_SUB_ACT_UPDATED) 875 FSF_STATUS_READ_SUB_ACT_UPDATED)
968 zfcp_erp_adapter_access_changed(adapter, 135, fsf_req); 876 zfcp_erp_adapter_access_changed(adapter, 135, fsf_req);
969 break; 877 break;
970 878
971 case FSF_STATUS_READ_CFDC_UPDATED: 879 case FSF_STATUS_READ_CFDC_UPDATED:
972 ZFCP_LOG_NORMAL("CFDC has been updated on the adapter %s\n",
973 zfcp_get_busid_by_adapter(adapter));
974 zfcp_erp_adapter_access_changed(adapter, 136, fsf_req); 880 zfcp_erp_adapter_access_changed(adapter, 136, fsf_req);
975 break; 881 break;
976 882
977 case FSF_STATUS_READ_CFDC_HARDENED:
978 switch (status_buffer->status_subtype) {
979 case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE:
980 ZFCP_LOG_NORMAL("CFDC of adapter %s saved on SE\n",
981 zfcp_get_busid_by_adapter(adapter));
982 break;
983 case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE2:
984 ZFCP_LOG_NORMAL("CFDC of adapter %s has been copied "
985 "to the secondary SE\n",
986 zfcp_get_busid_by_adapter(adapter));
987 break;
988 default:
989 ZFCP_LOG_NORMAL("CFDC of adapter %s has been hardened\n",
990 zfcp_get_busid_by_adapter(adapter));
991 }
992 break;
993
994 case FSF_STATUS_READ_FEATURE_UPDATE_ALERT: 883 case FSF_STATUS_READ_FEATURE_UPDATE_ALERT:
995 ZFCP_LOG_INFO("List of supported features on adapter %s has "
996 "been changed from 0x%08X to 0x%08X\n",
997 zfcp_get_busid_by_adapter(adapter),
998 *(u32*) (status_buffer->payload + 4),
999 *(u32*) (status_buffer->payload));
1000 adapter->adapter_features = *(u32*) status_buffer->payload; 884 adapter->adapter_features = *(u32*) status_buffer->payload;
1001 break; 885 break;
1002
1003 default:
1004 ZFCP_LOG_NORMAL("warning: An unsolicited status packet of unknown "
1005 "type was received (debug info 0x%x)\n",
1006 status_buffer->status_type);
1007 ZFCP_LOG_DEBUG("Dump of status_read_buffer %p:\n",
1008 status_buffer);
1009 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
1010 (char *) status_buffer,
1011 sizeof (struct fsf_status_read_buffer));
1012 break;
1013 } 886 }
1014 mempool_free(status_buffer, adapter->pool.data_status_read); 887 mempool_free(status_buffer, adapter->pool.data_status_read);
1015 zfcp_fsf_req_free(fsf_req); 888 zfcp_fsf_req_free(fsf_req);
@@ -1060,15 +933,8 @@ zfcp_fsf_abort_fcp_command(unsigned long old_req_id,
1060 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_ABORT_FCP_CMND, 933 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_ABORT_FCP_CMND,
1061 req_flags, adapter->pool.fsf_req_abort, 934 req_flags, adapter->pool.fsf_req_abort,
1062 &lock_flags, &fsf_req); 935 &lock_flags, &fsf_req);
1063 if (retval < 0) { 936 if (retval < 0)
1064 ZFCP_LOG_INFO("error: Failed to create an abort command "
1065 "request for lun 0x%016Lx on port 0x%016Lx "
1066 "on adapter %s.\n",
1067 unit->fcp_lun,
1068 unit->port->wwpn,
1069 zfcp_get_busid_by_adapter(adapter));
1070 goto out; 937 goto out;
1071 }
1072 938
1073 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED, 939 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED,
1074 &unit->status))) 940 &unit->status)))
@@ -1134,17 +1000,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
1134 * fine. 1000 * fine.
1135 */ 1001 */
1136 } else { 1002 } else {
1137 ZFCP_LOG_INFO("Temporary port identifier 0x%x for "
1138 "port 0x%016Lx on adapter %s invalid. "
1139 "This may happen occasionally.\n",
1140 unit->port->handle,
1141 unit->port->wwpn,
1142 zfcp_get_busid_by_unit(unit));
1143 ZFCP_LOG_INFO("status qualifier:\n");
1144 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_INFO,
1145 (char *) &new_fsf_req->qtcb->header.
1146 fsf_status_qual,
1147 sizeof (union fsf_status_qual));
1148 /* Let's hope this sorts out the mess */ 1003 /* Let's hope this sorts out the mess */
1149 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 104, 1004 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 104,
1150 new_fsf_req); 1005 new_fsf_req);
@@ -1160,20 +1015,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
1160 * This is fine. 1015 * This is fine.
1161 */ 1016 */
1162 } else { 1017 } else {
1163 ZFCP_LOG_INFO
1164 ("Warning: Temporary LUN identifier 0x%x of LUN "
1165 "0x%016Lx on port 0x%016Lx on adapter %s is "
1166 "invalid. This may happen in rare cases. "
1167 "Trying to re-establish link.\n",
1168 unit->handle,
1169 unit->fcp_lun,
1170 unit->port->wwpn,
1171 zfcp_get_busid_by_unit(unit));
1172 ZFCP_LOG_DEBUG("Status qualifier data:\n");
1173 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
1174 (char *) &new_fsf_req->qtcb->header.
1175 fsf_status_qual,
1176 sizeof (union fsf_status_qual));
1177 /* Let's hope this sorts out the mess */ 1018 /* Let's hope this sorts out the mess */
1178 zfcp_erp_port_reopen(unit->port, 0, 105, new_fsf_req); 1019 zfcp_erp_port_reopen(unit->port, 0, 105, new_fsf_req);
1179 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1020 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
@@ -1186,20 +1027,12 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
1186 break; 1027 break;
1187 1028
1188 case FSF_PORT_BOXED: 1029 case FSF_PORT_BOXED:
1189 ZFCP_LOG_INFO("Remote port 0x%016Lx on adapter %s needs to "
1190 "be reopened\n", unit->port->wwpn,
1191 zfcp_get_busid_by_unit(unit));
1192 zfcp_erp_port_boxed(unit->port, 47, new_fsf_req); 1030 zfcp_erp_port_boxed(unit->port, 47, new_fsf_req);
1193 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR 1031 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
1194 | ZFCP_STATUS_FSFREQ_RETRY; 1032 | ZFCP_STATUS_FSFREQ_RETRY;
1195 break; 1033 break;
1196 1034
1197 case FSF_LUN_BOXED: 1035 case FSF_LUN_BOXED:
1198 ZFCP_LOG_INFO(
1199 "unit 0x%016Lx on port 0x%016Lx on adapter %s needs "
1200 "to be reopened\n",
1201 unit->fcp_lun, unit->port->wwpn,
1202 zfcp_get_busid_by_unit(unit));
1203 zfcp_erp_unit_boxed(unit, 48, new_fsf_req); 1036 zfcp_erp_unit_boxed(unit, 48, new_fsf_req);
1204 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR 1037 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
1205 | ZFCP_STATUS_FSFREQ_RETRY; 1038 | ZFCP_STATUS_FSFREQ_RETRY;
@@ -1215,11 +1048,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
1215 /* SCSI stack will escalate */ 1048 /* SCSI stack will escalate */
1216 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1049 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1217 break; 1050 break;
1218 default:
1219 ZFCP_LOG_NORMAL
1220 ("bug: Wrong status qualifier 0x%x arrived.\n",
1221 new_fsf_req->qtcb->header.fsf_status_qual.word[0]);
1222 break;
1223 } 1051 }
1224 break; 1052 break;
1225 1053
@@ -1227,12 +1055,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
1227 retval = 0; 1055 retval = 0;
1228 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTSUCCEEDED; 1056 new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTSUCCEEDED;
1229 break; 1057 break;
1230
1231 default:
1232 ZFCP_LOG_NORMAL("bug: An unknown FSF Status was presented "
1233 "(debug info 0x%x)\n",
1234 new_fsf_req->qtcb->header.fsf_status);
1235 break;
1236 } 1058 }
1237 skip_fsfstatus: 1059 skip_fsfstatus:
1238 return retval; 1060 return retval;
@@ -1287,12 +1109,8 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1287 ret = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_GENERIC, 1109 ret = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_GENERIC,
1288 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP, 1110 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP,
1289 pool, &lock_flags, &fsf_req); 1111 pool, &lock_flags, &fsf_req);
1290 if (ret < 0) { 1112 if (ret < 0)
1291 ZFCP_LOG_INFO("error: Could not create CT request (FC-GS) for "
1292 "adapter: %s\n",
1293 zfcp_get_busid_by_adapter(adapter));
1294 goto failed_req; 1113 goto failed_req;
1295 }
1296 1114
1297 sbale = zfcp_qdio_sbale_req(fsf_req); 1115 sbale = zfcp_qdio_sbale_req(fsf_req);
1298 if (zfcp_use_one_sbal(ct->req, ct->req_count, 1116 if (zfcp_use_one_sbal(ct->req, ct->req_count,
@@ -1313,9 +1131,6 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1313 ct->req, 1131 ct->req,
1314 ZFCP_MAX_SBALS_PER_CT_REQ); 1132 ZFCP_MAX_SBALS_PER_CT_REQ);
1315 if (bytes <= 0) { 1133 if (bytes <= 0) {
1316 ZFCP_LOG_INFO("error: creation of CT request failed "
1317 "on adapter %s\n",
1318 zfcp_get_busid_by_adapter(adapter));
1319 if (bytes == 0) 1134 if (bytes == 0)
1320 ret = -ENOMEM; 1135 ret = -ENOMEM;
1321 else 1136 else
@@ -1330,9 +1145,6 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1330 ct->resp, 1145 ct->resp,
1331 ZFCP_MAX_SBALS_PER_CT_REQ); 1146 ZFCP_MAX_SBALS_PER_CT_REQ);
1332 if (bytes <= 0) { 1147 if (bytes <= 0) {
1333 ZFCP_LOG_INFO("error: creation of CT request failed "
1334 "on adapter %s\n",
1335 zfcp_get_busid_by_adapter(adapter));
1336 if (bytes == 0) 1148 if (bytes == 0)
1337 ret = -ENOMEM; 1149 ret = -ENOMEM;
1338 else 1150 else
@@ -1343,10 +1155,6 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1343 fsf_req->qtcb->bottom.support.resp_buf_length = bytes; 1155 fsf_req->qtcb->bottom.support.resp_buf_length = bytes;
1344 } else { 1156 } else {
1345 /* reject send generic request */ 1157 /* reject send generic request */
1346 ZFCP_LOG_INFO(
1347 "error: microcode does not support chained SBALs,"
1348 "CT request too big (adapter %s)\n",
1349 zfcp_get_busid_by_adapter(adapter));
1350 ret = -EOPNOTSUPP; 1158 ret = -EOPNOTSUPP;
1351 goto failed_send; 1159 goto failed_send;
1352 } 1160 }
@@ -1368,15 +1176,9 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1368 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT); 1176 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT);
1369 1177
1370 ret = zfcp_fsf_req_send(fsf_req); 1178 ret = zfcp_fsf_req_send(fsf_req);
1371 if (ret) { 1179 if (ret)
1372 ZFCP_LOG_DEBUG("error: initiation of CT request failed "
1373 "(adapter %s, port 0x%016Lx)\n",
1374 zfcp_get_busid_by_adapter(adapter), port->wwpn);
1375 goto failed_send; 1180 goto failed_send;
1376 }
1377 1181
1378 ZFCP_LOG_DEBUG("CT request initiated (adapter %s, port 0x%016Lx)\n",
1379 zfcp_get_busid_by_adapter(adapter), port->wwpn);
1380 goto out; 1182 goto out;
1381 1183
1382 failed_send: 1184 failed_send:
@@ -1408,7 +1210,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
1408 struct fsf_qtcb_header *header; 1210 struct fsf_qtcb_header *header;
1409 struct fsf_qtcb_bottom_support *bottom; 1211 struct fsf_qtcb_bottom_support *bottom;
1410 int retval = -EINVAL; 1212 int retval = -EINVAL;
1411 u16 subtable, rule, counter;
1412 1213
1413 adapter = fsf_req->adapter; 1214 adapter = fsf_req->adapter;
1414 send_ct = (struct zfcp_send_ct *) fsf_req->data; 1215 send_ct = (struct zfcp_send_ct *) fsf_req->data;
@@ -1428,13 +1229,7 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
1428 break; 1229 break;
1429 1230
1430 case FSF_SERVICE_CLASS_NOT_SUPPORTED: 1231 case FSF_SERVICE_CLASS_NOT_SUPPORTED:
1431 ZFCP_LOG_INFO("error: adapter %s does not support fc " 1232 zfcp_fsf_class_not_supp(fsf_req);
1432 "class %d.\n",
1433 zfcp_get_busid_by_port(port),
1434 ZFCP_FC_SERVICE_CLASS_DEFAULT);
1435 /* stop operation for this adapter */
1436 zfcp_erp_adapter_shutdown(adapter, 0, 123, fsf_req);
1437 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1438 break; 1233 break;
1439 1234
1440 case FSF_ADAPTER_STATUS_AVAILABLE: 1235 case FSF_ADAPTER_STATUS_AVAILABLE:
@@ -1448,63 +1243,23 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
1448 /* ERP strategy will escalate */ 1243 /* ERP strategy will escalate */
1449 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1244 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1450 break; 1245 break;
1451 default:
1452 ZFCP_LOG_INFO("bug: Wrong status qualifier 0x%x "
1453 "arrived.\n",
1454 header->fsf_status_qual.word[0]);
1455 break;
1456 } 1246 }
1457 break; 1247 break;
1458 1248
1459 case FSF_ACCESS_DENIED: 1249 case FSF_ACCESS_DENIED:
1460 ZFCP_LOG_NORMAL("access denied, cannot send generic service " 1250 zfcp_fsf_access_denied_port(fsf_req, port);
1461 "command (adapter %s, port d_id=0x%06x)\n",
1462 zfcp_get_busid_by_port(port), port->d_id);
1463 for (counter = 0; counter < 2; counter++) {
1464 subtable = header->fsf_status_qual.halfword[counter * 2];
1465 rule = header->fsf_status_qual.halfword[counter * 2 + 1];
1466 switch (subtable) {
1467 case FSF_SQ_CFDC_SUBTABLE_OS:
1468 case FSF_SQ_CFDC_SUBTABLE_PORT_WWPN:
1469 case FSF_SQ_CFDC_SUBTABLE_PORT_DID:
1470 case FSF_SQ_CFDC_SUBTABLE_LUN:
1471 ZFCP_LOG_INFO("Access denied (%s rule %d)\n",
1472 zfcp_act_subtable_type[subtable], rule);
1473 break;
1474 }
1475 }
1476 zfcp_erp_port_access_denied(port, 55, fsf_req);
1477 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1478 break; 1251 break;
1479 1252
1480 case FSF_GENERIC_COMMAND_REJECTED: 1253 case FSF_GENERIC_COMMAND_REJECTED:
1481 ZFCP_LOG_INFO("generic service command rejected "
1482 "(adapter %s, port d_id=0x%06x)\n",
1483 zfcp_get_busid_by_port(port), port->d_id);
1484 ZFCP_LOG_INFO("status qualifier:\n");
1485 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_INFO,
1486 (char *) &header->fsf_status_qual,
1487 sizeof (union fsf_status_qual));
1488 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1254 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1489 break; 1255 break;
1490 1256
1491 case FSF_PORT_HANDLE_NOT_VALID: 1257 case FSF_PORT_HANDLE_NOT_VALID:
1492 ZFCP_LOG_DEBUG("Temporary port identifier 0x%x for port "
1493 "0x%016Lx on adapter %s invalid. This may "
1494 "happen occasionally.\n", port->handle,
1495 port->wwpn, zfcp_get_busid_by_port(port));
1496 ZFCP_LOG_INFO("status qualifier:\n");
1497 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_INFO,
1498 (char *) &header->fsf_status_qual,
1499 sizeof (union fsf_status_qual));
1500 zfcp_erp_adapter_reopen(adapter, 0, 106, fsf_req); 1258 zfcp_erp_adapter_reopen(adapter, 0, 106, fsf_req);
1501 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1259 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1502 break; 1260 break;
1503 1261
1504 case FSF_PORT_BOXED: 1262 case FSF_PORT_BOXED:
1505 ZFCP_LOG_INFO("port needs to be reopened "
1506 "(adapter %s, port d_id=0x%06x)\n",
1507 zfcp_get_busid_by_port(port), port->d_id);
1508 zfcp_erp_port_boxed(port, 49, fsf_req); 1263 zfcp_erp_port_boxed(port, 49, fsf_req);
1509 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR 1264 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
1510 | ZFCP_STATUS_FSFREQ_RETRY; 1265 | ZFCP_STATUS_FSFREQ_RETRY;
@@ -1513,37 +1268,13 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
1513 /* following states should never occure, all cases avoided 1268 /* following states should never occure, all cases avoided
1514 in zfcp_fsf_send_ct - but who knows ... */ 1269 in zfcp_fsf_send_ct - but who knows ... */
1515 case FSF_PAYLOAD_SIZE_MISMATCH: 1270 case FSF_PAYLOAD_SIZE_MISMATCH:
1516 ZFCP_LOG_INFO("payload size mismatch (adapter: %s, "
1517 "req_buf_length=%d, resp_buf_length=%d)\n",
1518 zfcp_get_busid_by_adapter(adapter),
1519 bottom->req_buf_length, bottom->resp_buf_length);
1520 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1521 break;
1522 case FSF_REQUEST_SIZE_TOO_LARGE: 1271 case FSF_REQUEST_SIZE_TOO_LARGE:
1523 ZFCP_LOG_INFO("request size too large (adapter: %s, "
1524 "req_buf_length=%d)\n",
1525 zfcp_get_busid_by_adapter(adapter),
1526 bottom->req_buf_length);
1527 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1528 break;
1529 case FSF_RESPONSE_SIZE_TOO_LARGE: 1272 case FSF_RESPONSE_SIZE_TOO_LARGE:
1530 ZFCP_LOG_INFO("response size too large (adapter: %s, "
1531 "resp_buf_length=%d)\n",
1532 zfcp_get_busid_by_adapter(adapter),
1533 bottom->resp_buf_length);
1534 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1535 break;
1536 case FSF_SBAL_MISMATCH: 1273 case FSF_SBAL_MISMATCH:
1537 ZFCP_LOG_INFO("SBAL mismatch (adapter: %s, req_buf_length=%d, "
1538 "resp_buf_length=%d)\n",
1539 zfcp_get_busid_by_adapter(adapter),
1540 bottom->req_buf_length, bottom->resp_buf_length);
1541 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1274 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1542 break; 1275 break;
1543 1276
1544 default: 1277 default:
1545 ZFCP_LOG_NORMAL("bug: An unknown FSF Status was presented "
1546 "(debug info 0x%x)\n", header->fsf_status);
1547 break; 1278 break;
1548 } 1279 }
1549 1280
@@ -1578,12 +1309,8 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1578 ret = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_ELS, 1309 ret = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_ELS,
1579 ZFCP_REQ_AUTO_CLEANUP, 1310 ZFCP_REQ_AUTO_CLEANUP,
1580 NULL, &lock_flags, &fsf_req); 1311 NULL, &lock_flags, &fsf_req);
1581 if (ret < 0) { 1312 if (ret < 0)
1582 ZFCP_LOG_INFO("error: creation of ELS request failed "
1583 "(adapter %s, port d_id: 0x%06x)\n",
1584 zfcp_get_busid_by_adapter(adapter), d_id);
1585 goto failed_req; 1313 goto failed_req;
1586 }
1587 1314
1588 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED, 1315 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED,
1589 &els->port->status))) { 1316 &els->port->status))) {
@@ -1610,9 +1337,6 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1610 els->req, 1337 els->req,
1611 ZFCP_MAX_SBALS_PER_ELS_REQ); 1338 ZFCP_MAX_SBALS_PER_ELS_REQ);
1612 if (bytes <= 0) { 1339 if (bytes <= 0) {
1613 ZFCP_LOG_INFO("error: creation of ELS request failed "
1614 "(adapter %s, port d_id: 0x%06x)\n",
1615 zfcp_get_busid_by_adapter(adapter), d_id);
1616 if (bytes == 0) { 1340 if (bytes == 0) {
1617 ret = -ENOMEM; 1341 ret = -ENOMEM;
1618 } else { 1342 } else {
@@ -1627,9 +1351,6 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1627 els->resp, 1351 els->resp,
1628 ZFCP_MAX_SBALS_PER_ELS_REQ); 1352 ZFCP_MAX_SBALS_PER_ELS_REQ);
1629 if (bytes <= 0) { 1353 if (bytes <= 0) {
1630 ZFCP_LOG_INFO("error: creation of ELS request failed "
1631 "(adapter %s, port d_id: 0x%06x)\n",
1632 zfcp_get_busid_by_adapter(adapter), d_id);
1633 if (bytes == 0) { 1354 if (bytes == 0) {
1634 ret = -ENOMEM; 1355 ret = -ENOMEM;
1635 } else { 1356 } else {
@@ -1640,10 +1361,6 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1640 fsf_req->qtcb->bottom.support.resp_buf_length = bytes; 1361 fsf_req->qtcb->bottom.support.resp_buf_length = bytes;
1641 } else { 1362 } else {
1642 /* reject request */ 1363 /* reject request */
1643 ZFCP_LOG_INFO("error: microcode does not support chained SBALs"
1644 ", ELS request too big (adapter %s, "
1645 "port d_id: 0x%06x)\n",
1646 zfcp_get_busid_by_adapter(adapter), d_id);
1647 ret = -EOPNOTSUPP; 1364 ret = -EOPNOTSUPP;
1648 goto failed_send; 1365 goto failed_send;
1649 } 1366 }
@@ -1661,15 +1378,9 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1661 1378
1662 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT); 1379 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT);
1663 ret = zfcp_fsf_req_send(fsf_req); 1380 ret = zfcp_fsf_req_send(fsf_req);
1664 if (ret) { 1381 if (ret)
1665 ZFCP_LOG_DEBUG("error: initiation of ELS request failed "
1666 "(adapter %s, port d_id: 0x%06x)\n",
1667 zfcp_get_busid_by_adapter(adapter), d_id);
1668 goto failed_send; 1382 goto failed_send;
1669 }
1670 1383
1671 ZFCP_LOG_DEBUG("ELS request initiated (adapter %s, port d_id: "
1672 "0x%06x)\n", zfcp_get_busid_by_adapter(adapter), d_id);
1673 goto out; 1384 goto out;
1674 1385
1675 port_blocked: 1386 port_blocked:
@@ -1701,7 +1412,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
1701 struct fsf_qtcb_bottom_support *bottom; 1412 struct fsf_qtcb_bottom_support *bottom;
1702 struct zfcp_send_els *send_els; 1413 struct zfcp_send_els *send_els;
1703 int retval = -EINVAL; 1414 int retval = -EINVAL;
1704 u16 subtable, rule, counter;
1705 1415
1706 send_els = (struct zfcp_send_els *) fsf_req->data; 1416 send_els = (struct zfcp_send_els *) fsf_req->data;
1707 adapter = send_els->adapter; 1417 adapter = send_els->adapter;
@@ -1721,13 +1431,7 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
1721 break; 1431 break;
1722 1432
1723 case FSF_SERVICE_CLASS_NOT_SUPPORTED: 1433 case FSF_SERVICE_CLASS_NOT_SUPPORTED:
1724 ZFCP_LOG_INFO("error: adapter %s does not support fc " 1434 zfcp_fsf_class_not_supp(fsf_req);
1725 "class %d.\n",
1726 zfcp_get_busid_by_adapter(adapter),
1727 ZFCP_FC_SERVICE_CLASS_DEFAULT);
1728 /* stop operation for this adapter */
1729 zfcp_erp_adapter_shutdown(adapter, 0, 124, fsf_req);
1730 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1731 break; 1435 break;
1732 1436
1733 case FSF_ADAPTER_STATUS_AVAILABLE: 1437 case FSF_ADAPTER_STATUS_AVAILABLE:
@@ -1743,91 +1447,25 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
1743 case FSF_SQ_RETRY_IF_POSSIBLE: 1447 case FSF_SQ_RETRY_IF_POSSIBLE:
1744 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1448 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1745 break; 1449 break;
1746 default:
1747 ZFCP_LOG_INFO("bug: Wrong status qualifier 0x%x\n",
1748 header->fsf_status_qual.word[0]);
1749 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_INFO,
1750 (char*)header->fsf_status_qual.word, 16);
1751 } 1450 }
1752 break; 1451 break;
1753 1452
1754 case FSF_ELS_COMMAND_REJECTED: 1453 case FSF_ELS_COMMAND_REJECTED:
1755 ZFCP_LOG_INFO("ELS has been rejected because command filter "
1756 "prohibited sending "
1757 "(adapter: %s, port d_id: 0x%06x)\n",
1758 zfcp_get_busid_by_adapter(adapter), d_id);
1759
1760 break;
1761
1762 case FSF_PAYLOAD_SIZE_MISMATCH: 1454 case FSF_PAYLOAD_SIZE_MISMATCH:
1763 ZFCP_LOG_INFO(
1764 "ELS request size and ELS response size must be either "
1765 "both 0, or both greater than 0 "
1766 "(adapter: %s, req_buf_length=%d resp_buf_length=%d)\n",
1767 zfcp_get_busid_by_adapter(adapter),
1768 bottom->req_buf_length,
1769 bottom->resp_buf_length);
1770 break;
1771
1772 case FSF_REQUEST_SIZE_TOO_LARGE: 1455 case FSF_REQUEST_SIZE_TOO_LARGE:
1773 ZFCP_LOG_INFO(
1774 "Length of the ELS request buffer, "
1775 "specified in QTCB bottom, "
1776 "exceeds the size of the buffers "
1777 "that have been allocated for ELS request data "
1778 "(adapter: %s, req_buf_length=%d)\n",
1779 zfcp_get_busid_by_adapter(adapter),
1780 bottom->req_buf_length);
1781 break;
1782
1783 case FSF_RESPONSE_SIZE_TOO_LARGE: 1456 case FSF_RESPONSE_SIZE_TOO_LARGE:
1784 ZFCP_LOG_INFO(
1785 "Length of the ELS response buffer, "
1786 "specified in QTCB bottom, "
1787 "exceeds the size of the buffers "
1788 "that have been allocated for ELS response data "
1789 "(adapter: %s, resp_buf_length=%d)\n",
1790 zfcp_get_busid_by_adapter(adapter),
1791 bottom->resp_buf_length);
1792 break; 1457 break;
1793 1458
1794 case FSF_SBAL_MISMATCH: 1459 case FSF_SBAL_MISMATCH:
1795 /* should never occure, avoided in zfcp_fsf_send_els */ 1460 /* should never occure, avoided in zfcp_fsf_send_els */
1796 ZFCP_LOG_INFO("SBAL mismatch (adapter: %s, req_buf_length=%d, "
1797 "resp_buf_length=%d)\n",
1798 zfcp_get_busid_by_adapter(adapter),
1799 bottom->req_buf_length, bottom->resp_buf_length);
1800 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1461 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1801 break; 1462 break;
1802 1463
1803 case FSF_ACCESS_DENIED: 1464 case FSF_ACCESS_DENIED:
1804 ZFCP_LOG_NORMAL("access denied, cannot send ELS command " 1465 zfcp_fsf_access_denied_port(fsf_req, port);
1805 "(adapter %s, port d_id=0x%06x)\n",
1806 zfcp_get_busid_by_adapter(adapter), d_id);
1807 for (counter = 0; counter < 2; counter++) {
1808 subtable = header->fsf_status_qual.halfword[counter * 2];
1809 rule = header->fsf_status_qual.halfword[counter * 2 + 1];
1810 switch (subtable) {
1811 case FSF_SQ_CFDC_SUBTABLE_OS:
1812 case FSF_SQ_CFDC_SUBTABLE_PORT_WWPN:
1813 case FSF_SQ_CFDC_SUBTABLE_PORT_DID:
1814 case FSF_SQ_CFDC_SUBTABLE_LUN:
1815 ZFCP_LOG_INFO("Access denied (%s rule %d)\n",
1816 zfcp_act_subtable_type[subtable], rule);
1817 break;
1818 }
1819 }
1820 if (port != NULL)
1821 zfcp_erp_port_access_denied(port, 56, fsf_req);
1822 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1823 break; 1466 break;
1824 1467
1825 default: 1468 default:
1826 ZFCP_LOG_NORMAL(
1827 "bug: An unknown FSF Status was presented "
1828 "(adapter: %s, fsf_status=0x%08x)\n",
1829 zfcp_get_busid_by_adapter(adapter),
1830 header->fsf_status);
1831 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1469 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
1832 break; 1470 break;
1833 } 1471 }
@@ -1857,9 +1495,6 @@ zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action)
1857 adapter->pool.fsf_req_erp, 1495 adapter->pool.fsf_req_erp,
1858 &lock_flags, &fsf_req); 1496 &lock_flags, &fsf_req);
1859 if (retval) { 1497 if (retval) {
1860 ZFCP_LOG_INFO("error: Could not create exchange configuration "
1861 "data request for adapter %s.\n",
1862 zfcp_get_busid_by_adapter(adapter));
1863 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1498 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
1864 return retval; 1499 return retval;
1865 } 1500 }
@@ -1880,16 +1515,9 @@ zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action)
1880 retval = zfcp_fsf_req_send(fsf_req); 1515 retval = zfcp_fsf_req_send(fsf_req);
1881 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1516 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
1882 if (retval) { 1517 if (retval) {
1883 ZFCP_LOG_INFO("error: Could not send exchange configuration "
1884 "data command on the adapter %s\n",
1885 zfcp_get_busid_by_adapter(adapter));
1886 zfcp_fsf_req_free(fsf_req); 1518 zfcp_fsf_req_free(fsf_req);
1887 erp_action->fsf_req = NULL; 1519 erp_action->fsf_req = NULL;
1888 } 1520 }
1889 else
1890 ZFCP_LOG_DEBUG("exchange configuration data request initiated "
1891 "(adapter %s)\n",
1892 zfcp_get_busid_by_adapter(adapter));
1893 1521
1894 return retval; 1522 return retval;
1895} 1523}
@@ -1908,9 +1536,6 @@ zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *adapter,
1908 ZFCP_WAIT_FOR_SBAL, NULL, &lock_flags, 1536 ZFCP_WAIT_FOR_SBAL, NULL, &lock_flags,
1909 &fsf_req); 1537 &fsf_req);
1910 if (retval) { 1538 if (retval) {
1911 ZFCP_LOG_INFO("error: Could not create exchange configuration "
1912 "data request for adapter %s.\n",
1913 zfcp_get_busid_by_adapter(adapter));
1914 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1539 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
1915 return retval; 1540 return retval;
1916 } 1541 }
@@ -1931,11 +1556,7 @@ zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *adapter,
1931 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT); 1556 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT);
1932 retval = zfcp_fsf_req_send(fsf_req); 1557 retval = zfcp_fsf_req_send(fsf_req);
1933 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1558 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
1934 if (retval) 1559 if (!retval)
1935 ZFCP_LOG_INFO("error: Could not send exchange configuration "
1936 "data command on the adapter %s\n",
1937 zfcp_get_busid_by_adapter(adapter));
1938 else
1939 wait_event(fsf_req->completion_wq, 1560 wait_event(fsf_req->completion_wq,
1940 fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED); 1561 fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED);
1941 1562
@@ -1959,8 +1580,6 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok)
1959 struct Scsi_Host *shost = adapter->scsi_host; 1580 struct Scsi_Host *shost = adapter->scsi_host;
1960 1581
1961 bottom = &fsf_req->qtcb->bottom.config; 1582 bottom = &fsf_req->qtcb->bottom.config;
1962 ZFCP_LOG_DEBUG("low/high QTCB version 0x%x/0x%x of FSF\n",
1963 bottom->low_qtcb_version, bottom->high_qtcb_version);
1964 adapter->fsf_lic_version = bottom->lic_version; 1583 adapter->fsf_lic_version = bottom->lic_version;
1965 adapter->adapter_features = bottom->adapter_features; 1584 adapter->adapter_features = bottom->adapter_features;
1966 adapter->connection_features = bottom->connection_features; 1585 adapter->connection_features = bottom->connection_features;
@@ -2013,36 +1632,17 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok)
2013 min(FC_SERIAL_NUMBER_SIZE, 17)); 1632 min(FC_SERIAL_NUMBER_SIZE, 17));
2014 } 1633 }
2015 1634
2016 if (fsf_req->erp_action)
2017 ZFCP_LOG_NORMAL("The adapter %s reported the following "
2018 "characteristics:\n"
2019 "WWNN 0x%016Lx, WWPN 0x%016Lx, "
2020 "S_ID 0x%06x,\n"
2021 "adapter version 0x%x, "
2022 "LIC version 0x%x, "
2023 "FC link speed %d Gb/s\n",
2024 zfcp_get_busid_by_adapter(adapter),
2025 (wwn_t) fc_host_node_name(shost),
2026 (wwn_t) fc_host_port_name(shost),
2027 fc_host_port_id(shost),
2028 adapter->hydra_version,
2029 adapter->fsf_lic_version,
2030 fc_host_speed(shost));
2031 if (ZFCP_QTCB_VERSION < bottom->low_qtcb_version) { 1635 if (ZFCP_QTCB_VERSION < bottom->low_qtcb_version) {
2032 ZFCP_LOG_NORMAL("error: the adapter %s " 1636 dev_err(&adapter->ccw_device->dev,
2033 "only supports newer control block " 1637 "The adapter only supports newer control block "
2034 "versions in comparison to this device " 1638 "versions, try updated device driver.\n");
2035 "driver (try updated device driver)\n",
2036 zfcp_get_busid_by_adapter(adapter));
2037 zfcp_erp_adapter_shutdown(adapter, 0, 125, fsf_req); 1639 zfcp_erp_adapter_shutdown(adapter, 0, 125, fsf_req);
2038 return -EIO; 1640 return -EIO;
2039 } 1641 }
2040 if (ZFCP_QTCB_VERSION > bottom->high_qtcb_version) { 1642 if (ZFCP_QTCB_VERSION > bottom->high_qtcb_version) {
2041 ZFCP_LOG_NORMAL("error: the adapter %s " 1643 dev_err(&adapter->ccw_device->dev,
2042 "only supports older control block " 1644 "The adapter only supports older control block "
2043 "versions than this device driver uses" 1645 "versions, consider a microcode upgrade.\n");
2044 "(consider a microcode upgrade)\n",
2045 zfcp_get_busid_by_adapter(adapter));
2046 zfcp_erp_adapter_shutdown(adapter, 0, 126, fsf_req); 1646 zfcp_erp_adapter_shutdown(adapter, 0, 126, fsf_req);
2047 return -EIO; 1647 return -EIO;
2048 } 1648 }
@@ -2074,50 +1674,38 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
2074 1674
2075 switch (fc_host_port_type(adapter->scsi_host)) { 1675 switch (fc_host_port_type(adapter->scsi_host)) {
2076 case FC_PORTTYPE_PTP: 1676 case FC_PORTTYPE_PTP:
2077 ZFCP_LOG_NORMAL("Point-to-Point fibrechannel " 1677 if (fsf_req->erp_action)
2078 "configuration detected at adapter %s\n" 1678 dev_info(&adapter->ccw_device->dev,
2079 "Peer WWNN 0x%016llx, " 1679 "Point-to-Point fibrechannel "
2080 "peer WWPN 0x%016llx, " 1680 "configuration detected.\n");
2081 "peer d_id 0x%06x\n",
2082 zfcp_get_busid_by_adapter(adapter),
2083 adapter->peer_wwnn,
2084 adapter->peer_wwpn,
2085 adapter->peer_d_id);
2086 break; 1681 break;
2087 case FC_PORTTYPE_NLPORT: 1682 case FC_PORTTYPE_NLPORT:
2088 ZFCP_LOG_NORMAL("error: Arbitrated loop fibrechannel " 1683 dev_err(&adapter->ccw_device->dev,
2089 "topology detected at adapter %s " 1684 "Unsupported arbitrated loop fibrechannel "
2090 "unsupported, shutting down adapter\n", 1685 "topology detected, shutting down adapter\n");
2091 zfcp_get_busid_by_adapter(adapter));
2092 zfcp_erp_adapter_shutdown(adapter, 0, 127, fsf_req); 1686 zfcp_erp_adapter_shutdown(adapter, 0, 127, fsf_req);
2093 return -EIO; 1687 return -EIO;
2094 case FC_PORTTYPE_NPORT: 1688 case FC_PORTTYPE_NPORT:
2095 if (fsf_req->erp_action) 1689 if (fsf_req->erp_action)
2096 ZFCP_LOG_NORMAL("Switched fabric fibrechannel " 1690 dev_info(&adapter->ccw_device->dev,
2097 "network detected at adapter " 1691 "Switched fabric fibrechannel "
2098 "%s.\n", 1692 "network detected.\n");
2099 zfcp_get_busid_by_adapter(adapter));
2100 break; 1693 break;
2101 default: 1694 default:
2102 ZFCP_LOG_NORMAL("bug: The fibrechannel topology " 1695 dev_err(&adapter->ccw_device->dev,
2103 "reported by the exchange " 1696 "The fibrechannel topology reported by the "
2104 "configuration command for " 1697 "adapter is not known by the zfcp driver, "
2105 "the adapter %s is not " 1698 "shutting down adapter.\n");
2106 "of a type known to the zfcp "
2107 "driver, shutting down adapter\n",
2108 zfcp_get_busid_by_adapter(adapter));
2109 zfcp_erp_adapter_shutdown(adapter, 0, 128, fsf_req); 1699 zfcp_erp_adapter_shutdown(adapter, 0, 128, fsf_req);
2110 return -EIO; 1700 return -EIO;
2111 } 1701 }
2112 bottom = &qtcb->bottom.config; 1702 bottom = &qtcb->bottom.config;
2113 if (bottom->max_qtcb_size < sizeof(struct fsf_qtcb)) { 1703 if (bottom->max_qtcb_size < sizeof(struct fsf_qtcb)) {
2114 ZFCP_LOG_NORMAL("bug: Maximum QTCB size (%d bytes) " 1704 dev_err(&adapter->ccw_device->dev,
2115 "allowed by the adapter %s " 1705 "Maximum QTCB size (%d bytes) allowed by "
2116 "is lower than the minimum " 1706 "the adapter is lower than the minimum "
2117 "required by the driver (%ld bytes).\n", 1707 "required by the driver (%ld bytes).\n",
2118 bottom->max_qtcb_size, 1708 bottom->max_qtcb_size, sizeof(struct fsf_qtcb));
2119 zfcp_get_busid_by_adapter(adapter),
2120 sizeof(struct fsf_qtcb));
2121 zfcp_erp_adapter_shutdown(adapter, 0, 129, fsf_req); 1709 zfcp_erp_adapter_shutdown(adapter, 0, 129, fsf_req);
2122 return -EIO; 1710 return -EIO;
2123 } 1711 }
@@ -2154,12 +1742,8 @@ zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action)
2154 unsigned long lock_flags; 1742 unsigned long lock_flags;
2155 int retval; 1743 int retval;
2156 1744
2157 if (!(adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT)) { 1745 if (!(adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT))
2158 ZFCP_LOG_INFO("error: exchange port data "
2159 "command not supported by adapter %s\n",
2160 zfcp_get_busid_by_adapter(adapter));
2161 return -EOPNOTSUPP; 1746 return -EOPNOTSUPP;
2162 }
2163 1747
2164 /* setup new FSF request */ 1748 /* setup new FSF request */
2165 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA, 1749 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA,
@@ -2167,10 +1751,6 @@ zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action)
2167 adapter->pool.fsf_req_erp, 1751 adapter->pool.fsf_req_erp,
2168 &lock_flags, &fsf_req); 1752 &lock_flags, &fsf_req);
2169 if (retval) { 1753 if (retval) {
2170 ZFCP_LOG_INFO("error: Out of resources. Could not create an "
2171 "exchange port data request for "
2172 "the adapter %s.\n",
2173 zfcp_get_busid_by_adapter(adapter));
2174 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1754 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
2175 return retval; 1755 return retval;
2176 } 1756 }
@@ -2187,16 +1767,9 @@ zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action)
2187 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1767 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
2188 1768
2189 if (retval) { 1769 if (retval) {
2190 ZFCP_LOG_INFO("error: Could not send an exchange port data "
2191 "command on the adapter %s\n",
2192 zfcp_get_busid_by_adapter(adapter));
2193 zfcp_fsf_req_free(fsf_req); 1770 zfcp_fsf_req_free(fsf_req);
2194 erp_action->fsf_req = NULL; 1771 erp_action->fsf_req = NULL;
2195 } 1772 }
2196 else
2197 ZFCP_LOG_DEBUG("exchange port data request initiated "
2198 "(adapter %s)\n",
2199 zfcp_get_busid_by_adapter(adapter));
2200 return retval; 1773 return retval;
2201} 1774}
2202 1775
@@ -2214,21 +1787,13 @@ zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *adapter,
2214 unsigned long lock_flags; 1787 unsigned long lock_flags;
2215 int retval; 1788 int retval;
2216 1789
2217 if (!(adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT)) { 1790 if (!(adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT))
2218 ZFCP_LOG_INFO("error: exchange port data "
2219 "command not supported by adapter %s\n",
2220 zfcp_get_busid_by_adapter(adapter));
2221 return -EOPNOTSUPP; 1791 return -EOPNOTSUPP;
2222 }
2223 1792
2224 /* setup new FSF request */ 1793 /* setup new FSF request */
2225 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA, 1794 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA,
2226 0, NULL, &lock_flags, &fsf_req); 1795 0, NULL, &lock_flags, &fsf_req);
2227 if (retval) { 1796 if (retval) {
2228 ZFCP_LOG_INFO("error: Out of resources. Could not create an "
2229 "exchange port data request for "
2230 "the adapter %s.\n",
2231 zfcp_get_busid_by_adapter(adapter));
2232 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1797 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
2233 return retval; 1798 return retval;
2234 } 1799 }
@@ -2244,11 +1809,7 @@ zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *adapter,
2244 retval = zfcp_fsf_req_send(fsf_req); 1809 retval = zfcp_fsf_req_send(fsf_req);
2245 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags); 1810 write_unlock_irqrestore(&adapter->req_q.lock, lock_flags);
2246 1811
2247 if (retval) 1812 if (!retval)
2248 ZFCP_LOG_INFO("error: Could not send an exchange port data "
2249 "command on the adapter %s\n",
2250 zfcp_get_busid_by_adapter(adapter));
2251 else
2252 wait_event(fsf_req->completion_wq, 1813 wait_event(fsf_req->completion_wq,
2253 fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED); 1814 fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED);
2254 1815
@@ -2338,13 +1899,8 @@ zfcp_fsf_open_port(struct zfcp_erp_action *erp_action)
2338 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP, 1899 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP,
2339 erp_action->adapter->pool.fsf_req_erp, 1900 erp_action->adapter->pool.fsf_req_erp,
2340 &lock_flags, &fsf_req); 1901 &lock_flags, &fsf_req);
2341 if (retval < 0) { 1902 if (retval < 0)
2342 ZFCP_LOG_INFO("error: Could not create open port request "
2343 "for port 0x%016Lx on adapter %s.\n",
2344 erp_action->port->wwpn,
2345 zfcp_get_busid_by_adapter(erp_action->adapter));
2346 goto out; 1903 goto out;
2347 }
2348 1904
2349 sbale = zfcp_qdio_sbale_req(fsf_req); 1905 sbale = zfcp_qdio_sbale_req(fsf_req);
2350 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; 1906 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
@@ -2359,19 +1915,11 @@ zfcp_fsf_open_port(struct zfcp_erp_action *erp_action)
2359 zfcp_erp_start_timer(fsf_req); 1915 zfcp_erp_start_timer(fsf_req);
2360 retval = zfcp_fsf_req_send(fsf_req); 1916 retval = zfcp_fsf_req_send(fsf_req);
2361 if (retval) { 1917 if (retval) {
2362 ZFCP_LOG_INFO("error: Could not send open port request for "
2363 "port 0x%016Lx on adapter %s.\n",
2364 erp_action->port->wwpn,
2365 zfcp_get_busid_by_adapter(erp_action->adapter));
2366 zfcp_fsf_req_free(fsf_req); 1918 zfcp_fsf_req_free(fsf_req);
2367 erp_action->fsf_req = NULL; 1919 erp_action->fsf_req = NULL;
2368 goto out; 1920 goto out;
2369 } 1921 }
2370 1922
2371 ZFCP_LOG_DEBUG("open port request initiated "
2372 "(adapter %s, port 0x%016Lx)\n",
2373 zfcp_get_busid_by_adapter(erp_action->adapter),
2374 erp_action->port->wwpn);
2375 out: 1923 out:
2376 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags); 1924 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags);
2377 return retval; 1925 return retval;
@@ -2391,7 +1939,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2391 struct zfcp_port *port; 1939 struct zfcp_port *port;
2392 struct fsf_plogi *plogi; 1940 struct fsf_plogi *plogi;
2393 struct fsf_qtcb_header *header; 1941 struct fsf_qtcb_header *header;
2394 u16 subtable, rule, counter;
2395 1942
2396 port = (struct zfcp_port *) fsf_req->data; 1943 port = (struct zfcp_port *) fsf_req->data;
2397 header = &fsf_req->qtcb->header; 1944 header = &fsf_req->qtcb->header;
@@ -2405,9 +1952,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2405 switch (header->fsf_status) { 1952 switch (header->fsf_status) {
2406 1953
2407 case FSF_PORT_ALREADY_OPEN: 1954 case FSF_PORT_ALREADY_OPEN:
2408 ZFCP_LOG_NORMAL("bug: remote port 0x%016Lx on adapter %s "
2409 "is already open.\n",
2410 port->wwpn, zfcp_get_busid_by_port(port));
2411 /* 1955 /*
2412 * This is a bug, however operation should continue normally 1956 * This is a bug, however operation should continue normally
2413 * if it is simply ignored 1957 * if it is simply ignored
@@ -2415,31 +1959,14 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2415 break; 1959 break;
2416 1960
2417 case FSF_ACCESS_DENIED: 1961 case FSF_ACCESS_DENIED:
2418 ZFCP_LOG_NORMAL("Access denied, cannot open port 0x%016Lx " 1962 zfcp_fsf_access_denied_port(fsf_req, port);
2419 "on adapter %s\n",
2420 port->wwpn, zfcp_get_busid_by_port(port));
2421 for (counter = 0; counter < 2; counter++) {
2422 subtable = header->fsf_status_qual.halfword[counter * 2];
2423 rule = header->fsf_status_qual.halfword[counter * 2 + 1];
2424 switch (subtable) {
2425 case FSF_SQ_CFDC_SUBTABLE_OS:
2426 case FSF_SQ_CFDC_SUBTABLE_PORT_WWPN:
2427 case FSF_SQ_CFDC_SUBTABLE_PORT_DID:
2428 case FSF_SQ_CFDC_SUBTABLE_LUN:
2429 ZFCP_LOG_INFO("Access denied (%s rule %d)\n",
2430 zfcp_act_subtable_type[subtable], rule);
2431 break;
2432 }
2433 }
2434 zfcp_erp_port_access_denied(port, 57, fsf_req);
2435 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2436 break; 1963 break;
2437 1964
2438 case FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED: 1965 case FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED:
2439 ZFCP_LOG_INFO("error: The FSF adapter is out of resources. " 1966 dev_warn(&fsf_req->adapter->ccw_device->dev,
2440 "The remote port 0x%016Lx on adapter %s " 1967 "The adapter is out of resources. The remote port "
2441 "could not be opened. Disabling it.\n", 1968 "0x%016Lx could not be opened, disabling it.\n",
2442 port->wwpn, zfcp_get_busid_by_port(port)); 1969 port->wwpn);
2443 zfcp_erp_port_failed(port, 31, fsf_req); 1970 zfcp_erp_port_failed(port, 31, fsf_req);
2444 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1971 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2445 break; 1972 break;
@@ -2455,18 +1982,13 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2455 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1982 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2456 break; 1983 break;
2457 case FSF_SQ_NO_RETRY_POSSIBLE: 1984 case FSF_SQ_NO_RETRY_POSSIBLE:
2458 ZFCP_LOG_NORMAL("The remote port 0x%016Lx on " 1985 dev_warn(&fsf_req->adapter->ccw_device->dev,
2459 "adapter %s could not be opened. " 1986 "The remote port 0x%016Lx could not be "
2460 "Disabling it.\n", 1987 "opened. Disabling it.\n", port->wwpn);
2461 port->wwpn,
2462 zfcp_get_busid_by_port(port));
2463 zfcp_erp_port_failed(port, 32, fsf_req); 1988 zfcp_erp_port_failed(port, 32, fsf_req);
2464 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 1989 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2465 break; 1990 break;
2466 default: 1991 default:
2467 ZFCP_LOG_NORMAL
2468 ("bug: Wrong status qualifier 0x%x arrived.\n",
2469 header->fsf_status_qual.word[0]);
2470 break; 1992 break;
2471 } 1993 }
2472 break; 1994 break;
@@ -2474,10 +1996,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2474 case FSF_GOOD: 1996 case FSF_GOOD:
2475 /* save port handle assigned by FSF */ 1997 /* save port handle assigned by FSF */
2476 port->handle = header->port_handle; 1998 port->handle = header->port_handle;
2477 ZFCP_LOG_INFO("The remote port 0x%016Lx via adapter %s "
2478 "was opened, it's port handle is 0x%x\n",
2479 port->wwpn, zfcp_get_busid_by_port(port),
2480 port->handle);
2481 /* mark port as open */ 1999 /* mark port as open */
2482 atomic_set_mask(ZFCP_STATUS_COMMON_OPEN | 2000 atomic_set_mask(ZFCP_STATUS_COMMON_OPEN |
2483 ZFCP_STATUS_PORT_PHYS_OPEN, &port->status); 2001 ZFCP_STATUS_PORT_PHYS_OPEN, &port->status);
@@ -2505,16 +2023,9 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2505 { 2023 {
2506 if (fsf_req->qtcb->bottom.support.els1_length < 2024 if (fsf_req->qtcb->bottom.support.els1_length <
2507 sizeof (struct fsf_plogi)) { 2025 sizeof (struct fsf_plogi)) {
2508 ZFCP_LOG_INFO(
2509 "warning: insufficient length of "
2510 "PLOGI payload (%i)\n",
2511 fsf_req->qtcb->bottom.support.els1_length);
2512 /* skip sanity check and assume wwpn is ok */ 2026 /* skip sanity check and assume wwpn is ok */
2513 } else { 2027 } else {
2514 if (plogi->serv_param.wwpn != port->wwpn) { 2028 if (plogi->serv_param.wwpn != port->wwpn) {
2515 ZFCP_LOG_INFO("warning: d_id of port "
2516 "0x%016Lx changed during "
2517 "open\n", port->wwpn);
2518 atomic_clear_mask( 2029 atomic_clear_mask(
2519 ZFCP_STATUS_PORT_DID_DID, 2030 ZFCP_STATUS_PORT_DID_DID,
2520 &port->status); 2031 &port->status);
@@ -2528,17 +2039,10 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2528 2039
2529 case FSF_UNKNOWN_OP_SUBTYPE: 2040 case FSF_UNKNOWN_OP_SUBTYPE:
2530 /* should never occure, subtype not set in zfcp_fsf_open_port */ 2041 /* should never occure, subtype not set in zfcp_fsf_open_port */
2531 ZFCP_LOG_INFO("unknown operation subtype (adapter: %s, "
2532 "op_subtype=0x%x)\n",
2533 zfcp_get_busid_by_port(port),
2534 fsf_req->qtcb->bottom.support.operation_subtype);
2535 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2042 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2536 break; 2043 break;
2537 2044
2538 default: 2045 default:
2539 ZFCP_LOG_NORMAL("bug: An unknown FSF Status was presented "
2540 "(debug info 0x%x)\n",
2541 header->fsf_status);
2542 break; 2046 break;
2543 } 2047 }
2544 2048
@@ -2569,13 +2073,8 @@ zfcp_fsf_close_port(struct zfcp_erp_action *erp_action)
2569 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP, 2073 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP,
2570 erp_action->adapter->pool.fsf_req_erp, 2074 erp_action->adapter->pool.fsf_req_erp,
2571 &lock_flags, &fsf_req); 2075 &lock_flags, &fsf_req);
2572 if (retval < 0) { 2076 if (retval < 0)
2573 ZFCP_LOG_INFO("error: Could not create a close port request "
2574 "for port 0x%016Lx on adapter %s.\n",
2575 erp_action->port->wwpn,
2576 zfcp_get_busid_by_adapter(erp_action->adapter));
2577 goto out; 2077 goto out;
2578 }
2579 2078
2580 sbale = zfcp_qdio_sbale_req(fsf_req); 2079 sbale = zfcp_qdio_sbale_req(fsf_req);
2581 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; 2080 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
@@ -2591,19 +2090,11 @@ zfcp_fsf_close_port(struct zfcp_erp_action *erp_action)
2591 zfcp_erp_start_timer(fsf_req); 2090 zfcp_erp_start_timer(fsf_req);
2592 retval = zfcp_fsf_req_send(fsf_req); 2091 retval = zfcp_fsf_req_send(fsf_req);
2593 if (retval) { 2092 if (retval) {
2594 ZFCP_LOG_INFO("error: Could not send a close port request for "
2595 "port 0x%016Lx on adapter %s.\n",
2596 erp_action->port->wwpn,
2597 zfcp_get_busid_by_adapter(erp_action->adapter));
2598 zfcp_fsf_req_free(fsf_req); 2093 zfcp_fsf_req_free(fsf_req);
2599 erp_action->fsf_req = NULL; 2094 erp_action->fsf_req = NULL;
2600 goto out; 2095 goto out;
2601 } 2096 }
2602 2097
2603 ZFCP_LOG_TRACE("close port request initiated "
2604 "(adapter %s, port 0x%016Lx)\n",
2605 zfcp_get_busid_by_adapter(erp_action->adapter),
2606 erp_action->port->wwpn);
2607 out: 2098 out:
2608 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags); 2099 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags);
2609 return retval; 2100 return retval;
@@ -2633,14 +2124,6 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req)
2633 switch (fsf_req->qtcb->header.fsf_status) { 2124 switch (fsf_req->qtcb->header.fsf_status) {
2634 2125
2635 case FSF_PORT_HANDLE_NOT_VALID: 2126 case FSF_PORT_HANDLE_NOT_VALID:
2636 ZFCP_LOG_INFO("Temporary port identifier 0x%x for port "
2637 "0x%016Lx on adapter %s invalid. This may happen "
2638 "occasionally.\n", port->handle,
2639 port->wwpn, zfcp_get_busid_by_port(port));
2640 ZFCP_LOG_DEBUG("status qualifier:\n");
2641 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
2642 (char *) &fsf_req->qtcb->header.fsf_status_qual,
2643 sizeof (union fsf_status_qual));
2644 zfcp_erp_adapter_reopen(port->adapter, 0, 107, fsf_req); 2127 zfcp_erp_adapter_reopen(port->adapter, 0, 107, fsf_req);
2645 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2128 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2646 break; 2129 break;
@@ -2653,20 +2136,11 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req)
2653 break; 2136 break;
2654 2137
2655 case FSF_GOOD: 2138 case FSF_GOOD:
2656 ZFCP_LOG_TRACE("remote port 0x016%Lx on adapter %s closed, "
2657 "port handle 0x%x\n", port->wwpn,
2658 zfcp_get_busid_by_port(port), port->handle);
2659 zfcp_erp_modify_port_status(port, 33, fsf_req, 2139 zfcp_erp_modify_port_status(port, 33, fsf_req,
2660 ZFCP_STATUS_COMMON_OPEN, 2140 ZFCP_STATUS_COMMON_OPEN,
2661 ZFCP_CLEAR); 2141 ZFCP_CLEAR);
2662 retval = 0; 2142 retval = 0;
2663 break; 2143 break;
2664
2665 default:
2666 ZFCP_LOG_NORMAL("bug: An unknown FSF Status was presented "
2667 "(debug info 0x%x)\n",
2668 fsf_req->qtcb->header.fsf_status);
2669 break;
2670 } 2144 }
2671 2145
2672 skip_fsfstatus: 2146 skip_fsfstatus:
@@ -2696,14 +2170,8 @@ zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action)
2696 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP, 2170 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP,
2697 erp_action->adapter->pool.fsf_req_erp, 2171 erp_action->adapter->pool.fsf_req_erp,
2698 &lock_flags, &fsf_req); 2172 &lock_flags, &fsf_req);
2699 if (retval < 0) { 2173 if (retval < 0)
2700 ZFCP_LOG_INFO("error: Could not create close physical port "
2701 "request (adapter %s, port 0x%016Lx)\n",
2702 zfcp_get_busid_by_adapter(erp_action->adapter),
2703 erp_action->port->wwpn);
2704
2705 goto out; 2174 goto out;
2706 }
2707 2175
2708 sbale = zfcp_qdio_sbale_req(fsf_req); 2176 sbale = zfcp_qdio_sbale_req(fsf_req);
2709 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; 2177 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
@@ -2721,19 +2189,11 @@ zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action)
2721 zfcp_erp_start_timer(fsf_req); 2189 zfcp_erp_start_timer(fsf_req);
2722 retval = zfcp_fsf_req_send(fsf_req); 2190 retval = zfcp_fsf_req_send(fsf_req);
2723 if (retval) { 2191 if (retval) {
2724 ZFCP_LOG_INFO("error: Could not send close physical port "
2725 "request (adapter %s, port 0x%016Lx)\n",
2726 zfcp_get_busid_by_adapter(erp_action->adapter),
2727 erp_action->port->wwpn);
2728 zfcp_fsf_req_free(fsf_req); 2192 zfcp_fsf_req_free(fsf_req);
2729 erp_action->fsf_req = NULL; 2193 erp_action->fsf_req = NULL;
2730 goto out; 2194 goto out;
2731 } 2195 }
2732 2196
2733 ZFCP_LOG_TRACE("close physical port request initiated "
2734 "(adapter %s, port 0x%016Lx)\n",
2735 zfcp_get_busid_by_adapter(erp_action->adapter),
2736 erp_action->port->wwpn);
2737 out: 2197 out:
2738 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags); 2198 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags);
2739 return retval; 2199 return retval;
@@ -2753,7 +2213,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
2753 struct zfcp_port *port; 2213 struct zfcp_port *port;
2754 struct zfcp_unit *unit; 2214 struct zfcp_unit *unit;
2755 struct fsf_qtcb_header *header; 2215 struct fsf_qtcb_header *header;
2756 u16 subtable, rule, counter;
2757 2216
2758 port = (struct zfcp_port *) fsf_req->data; 2217 port = (struct zfcp_port *) fsf_req->data;
2759 header = &fsf_req->qtcb->header; 2218 header = &fsf_req->qtcb->header;
@@ -2767,47 +2226,15 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
2767 switch (header->fsf_status) { 2226 switch (header->fsf_status) {
2768 2227
2769 case FSF_PORT_HANDLE_NOT_VALID: 2228 case FSF_PORT_HANDLE_NOT_VALID:
2770 ZFCP_LOG_INFO("Temporary port identifier 0x%x invalid"
2771 "(adapter %s, port 0x%016Lx). "
2772 "This may happen occasionally.\n",
2773 port->handle,
2774 zfcp_get_busid_by_port(port),
2775 port->wwpn);
2776 ZFCP_LOG_DEBUG("status qualifier:\n");
2777 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
2778 (char *) &header->fsf_status_qual,
2779 sizeof (union fsf_status_qual));
2780 zfcp_erp_adapter_reopen(port->adapter, 0, 108, fsf_req); 2229 zfcp_erp_adapter_reopen(port->adapter, 0, 108, fsf_req);
2781 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2230 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2782 break; 2231 break;
2783 2232
2784 case FSF_ACCESS_DENIED: 2233 case FSF_ACCESS_DENIED:
2785 ZFCP_LOG_NORMAL("Access denied, cannot close " 2234 zfcp_fsf_access_denied_port(fsf_req, port);
2786 "physical port 0x%016Lx on adapter %s\n",
2787 port->wwpn, zfcp_get_busid_by_port(port));
2788 for (counter = 0; counter < 2; counter++) {
2789 subtable = header->fsf_status_qual.halfword[counter * 2];
2790 rule = header->fsf_status_qual.halfword[counter * 2 + 1];
2791 switch (subtable) {
2792 case FSF_SQ_CFDC_SUBTABLE_OS:
2793 case FSF_SQ_CFDC_SUBTABLE_PORT_WWPN:
2794 case FSF_SQ_CFDC_SUBTABLE_PORT_DID:
2795 case FSF_SQ_CFDC_SUBTABLE_LUN:
2796 ZFCP_LOG_INFO("Access denied (%s rule %d)\n",
2797 zfcp_act_subtable_type[subtable], rule);
2798 break;
2799 }
2800 }
2801 zfcp_erp_port_access_denied(port, 58, fsf_req);
2802 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2803 break; 2235 break;
2804 2236
2805 case FSF_PORT_BOXED: 2237 case FSF_PORT_BOXED:
2806 ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter "
2807 "%s needs to be reopened but it was attempted "
2808 "to close it physically.\n",
2809 port->wwpn,
2810 zfcp_get_busid_by_port(port));
2811 zfcp_erp_port_boxed(port, 50, fsf_req); 2238 zfcp_erp_port_boxed(port, 50, fsf_req);
2812 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | 2239 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
2813 ZFCP_STATUS_FSFREQ_RETRY; 2240 ZFCP_STATUS_FSFREQ_RETRY;
@@ -2830,19 +2257,10 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
2830 /* ERP strategy will escalate */ 2257 /* ERP strategy will escalate */
2831 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2258 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2832 break; 2259 break;
2833 default:
2834 ZFCP_LOG_NORMAL
2835 ("bug: Wrong status qualifier 0x%x arrived.\n",
2836 header->fsf_status_qual.word[0]);
2837 break;
2838 } 2260 }
2839 break; 2261 break;
2840 2262
2841 case FSF_GOOD: 2263 case FSF_GOOD:
2842 ZFCP_LOG_DEBUG("Remote port 0x%016Lx via adapter %s "
2843 "physically closed, port handle 0x%x\n",
2844 port->wwpn,
2845 zfcp_get_busid_by_port(port), port->handle);
2846 /* can't use generic zfcp_erp_modify_port_status because 2264 /* can't use generic zfcp_erp_modify_port_status because
2847 * ZFCP_STATUS_COMMON_OPEN must not be reset for the port 2265 * ZFCP_STATUS_COMMON_OPEN must not be reset for the port
2848 */ 2266 */
@@ -2851,12 +2269,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
2851 atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); 2269 atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status);
2852 retval = 0; 2270 retval = 0;
2853 break; 2271 break;
2854
2855 default:
2856 ZFCP_LOG_NORMAL("bug: An unknown FSF Status was presented "
2857 "(debug info 0x%x)\n",
2858 header->fsf_status);
2859 break;
2860 } 2272 }
2861 2273
2862 skip_fsfstatus: 2274 skip_fsfstatus:
@@ -2890,14 +2302,8 @@ zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action)
2890 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP, 2302 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP,
2891 erp_action->adapter->pool.fsf_req_erp, 2303 erp_action->adapter->pool.fsf_req_erp,
2892 &lock_flags, &fsf_req); 2304 &lock_flags, &fsf_req);
2893 if (retval < 0) { 2305 if (retval < 0)
2894 ZFCP_LOG_INFO("error: Could not create open unit request for "
2895 "unit 0x%016Lx on port 0x%016Lx on adapter %s.\n",
2896 erp_action->unit->fcp_lun,
2897 erp_action->unit->port->wwpn,
2898 zfcp_get_busid_by_adapter(erp_action->adapter));
2899 goto out; 2306 goto out;
2900 }
2901 2307
2902 sbale = zfcp_qdio_sbale_req(fsf_req); 2308 sbale = zfcp_qdio_sbale_req(fsf_req);
2903 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; 2309 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
@@ -2916,21 +2322,10 @@ zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action)
2916 zfcp_erp_start_timer(fsf_req); 2322 zfcp_erp_start_timer(fsf_req);
2917 retval = zfcp_fsf_req_send(erp_action->fsf_req); 2323 retval = zfcp_fsf_req_send(erp_action->fsf_req);
2918 if (retval) { 2324 if (retval) {
2919 ZFCP_LOG_INFO("error: Could not send an open unit request "
2920 "on the adapter %s, port 0x%016Lx for "
2921 "unit 0x%016Lx\n",
2922 zfcp_get_busid_by_adapter(erp_action->adapter),
2923 erp_action->port->wwpn,
2924 erp_action->unit->fcp_lun);
2925 zfcp_fsf_req_free(fsf_req); 2325 zfcp_fsf_req_free(fsf_req);
2926 erp_action->fsf_req = NULL; 2326 erp_action->fsf_req = NULL;
2927 goto out; 2327 goto out;
2928 } 2328 }
2929
2930 ZFCP_LOG_TRACE("Open LUN request initiated (adapter %s, "
2931 "port 0x%016Lx, unit 0x%016Lx)\n",
2932 zfcp_get_busid_by_adapter(erp_action->adapter),
2933 erp_action->port->wwpn, erp_action->unit->fcp_lun);
2934 out: 2329 out:
2935 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags); 2330 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags);
2936 return retval; 2331 return retval;
@@ -2952,7 +2347,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
2952 struct fsf_qtcb_header *header; 2347 struct fsf_qtcb_header *header;
2953 struct fsf_qtcb_bottom_support *bottom; 2348 struct fsf_qtcb_bottom_support *bottom;
2954 struct fsf_queue_designator *queue_designator; 2349 struct fsf_queue_designator *queue_designator;
2955 u16 subtable, rule, counter;
2956 int exclusive, readwrite; 2350 int exclusive, readwrite;
2957 2351
2958 unit = (struct zfcp_unit *) fsf_req->data; 2352 unit = (struct zfcp_unit *) fsf_req->data;
@@ -2977,55 +2371,21 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
2977 switch (header->fsf_status) { 2371 switch (header->fsf_status) {
2978 2372
2979 case FSF_PORT_HANDLE_NOT_VALID: 2373 case FSF_PORT_HANDLE_NOT_VALID:
2980 ZFCP_LOG_INFO("Temporary port identifier 0x%x "
2981 "for port 0x%016Lx on adapter %s invalid "
2982 "This may happen occasionally\n",
2983 unit->port->handle,
2984 unit->port->wwpn, zfcp_get_busid_by_unit(unit));
2985 ZFCP_LOG_DEBUG("status qualifier:\n");
2986 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
2987 (char *) &header->fsf_status_qual,
2988 sizeof (union fsf_status_qual));
2989 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 109, fsf_req); 2374 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 109, fsf_req);
2990 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2375 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2991 break; 2376 break;
2992 2377
2993 case FSF_LUN_ALREADY_OPEN: 2378 case FSF_LUN_ALREADY_OPEN:
2994 ZFCP_LOG_NORMAL("bug: Attempted to open unit 0x%016Lx on "
2995 "remote port 0x%016Lx on adapter %s twice.\n",
2996 unit->fcp_lun,
2997 unit->port->wwpn, zfcp_get_busid_by_unit(unit));
2998 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2379 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
2999 break; 2380 break;
3000 2381
3001 case FSF_ACCESS_DENIED: 2382 case FSF_ACCESS_DENIED:
3002 ZFCP_LOG_NORMAL("Access denied, cannot open unit 0x%016Lx on " 2383 zfcp_fsf_access_denied_unit(fsf_req, unit);
3003 "remote port 0x%016Lx on adapter %s\n",
3004 unit->fcp_lun, unit->port->wwpn,
3005 zfcp_get_busid_by_unit(unit));
3006 for (counter = 0; counter < 2; counter++) {
3007 subtable = header->fsf_status_qual.halfword[counter * 2];
3008 rule = header->fsf_status_qual.halfword[counter * 2 + 1];
3009 switch (subtable) {
3010 case FSF_SQ_CFDC_SUBTABLE_OS:
3011 case FSF_SQ_CFDC_SUBTABLE_PORT_WWPN:
3012 case FSF_SQ_CFDC_SUBTABLE_PORT_DID:
3013 case FSF_SQ_CFDC_SUBTABLE_LUN:
3014 ZFCP_LOG_INFO("Access denied (%s rule %d)\n",
3015 zfcp_act_subtable_type[subtable], rule);
3016 break;
3017 }
3018 }
3019 zfcp_erp_unit_access_denied(unit, 59, fsf_req);
3020 atomic_clear_mask(ZFCP_STATUS_UNIT_SHARED, &unit->status); 2384 atomic_clear_mask(ZFCP_STATUS_UNIT_SHARED, &unit->status);
3021 atomic_clear_mask(ZFCP_STATUS_UNIT_READONLY, &unit->status); 2385 atomic_clear_mask(ZFCP_STATUS_UNIT_READONLY, &unit->status);
3022 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3023 break; 2386 break;
3024 2387
3025 case FSF_PORT_BOXED: 2388 case FSF_PORT_BOXED:
3026 ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s "
3027 "needs to be reopened\n",
3028 unit->port->wwpn, zfcp_get_busid_by_unit(unit));
3029 zfcp_erp_port_boxed(unit->port, 51, fsf_req); 2389 zfcp_erp_port_boxed(unit->port, 51, fsf_req);
3030 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | 2390 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
3031 ZFCP_STATUS_FSFREQ_RETRY; 2391 ZFCP_STATUS_FSFREQ_RETRY;
@@ -3033,39 +2393,18 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
3033 2393
3034 case FSF_LUN_SHARING_VIOLATION: 2394 case FSF_LUN_SHARING_VIOLATION:
3035 if (header->fsf_status_qual.word[0] != 0) { 2395 if (header->fsf_status_qual.word[0] != 0) {
3036 ZFCP_LOG_NORMAL("FCP-LUN 0x%Lx at the remote port " 2396 dev_warn(&adapter->ccw_device->dev,
3037 "with WWPN 0x%Lx " 2397 "FCP-LUN 0x%Lx at the remote port "
3038 "connected to the adapter %s " 2398 "with WWPN 0x%Lx "
3039 "is already in use in LPAR%d, CSS%d\n", 2399 "connected to the adapter "
3040 unit->fcp_lun, 2400 "is already in use in LPAR%d, CSS%d.\n",
3041 unit->port->wwpn, 2401 unit->fcp_lun,
3042 zfcp_get_busid_by_unit(unit), 2402 unit->port->wwpn,
3043 queue_designator->hla, 2403 queue_designator->hla,
3044 queue_designator->cssid); 2404 queue_designator->cssid);
3045 } else { 2405 } else
3046 subtable = header->fsf_status_qual.halfword[4]; 2406 zfcp_act_eval_err(adapter,
3047 rule = header->fsf_status_qual.halfword[5]; 2407 header->fsf_status_qual.word[2]);
3048 switch (subtable) {
3049 case FSF_SQ_CFDC_SUBTABLE_OS:
3050 case FSF_SQ_CFDC_SUBTABLE_PORT_WWPN:
3051 case FSF_SQ_CFDC_SUBTABLE_PORT_DID:
3052 case FSF_SQ_CFDC_SUBTABLE_LUN:
3053 ZFCP_LOG_NORMAL("Access to FCP-LUN 0x%Lx at the "
3054 "remote port with WWPN 0x%Lx "
3055 "connected to the adapter %s "
3056 "is denied (%s rule %d)\n",
3057 unit->fcp_lun,
3058 unit->port->wwpn,
3059 zfcp_get_busid_by_unit(unit),
3060 zfcp_act_subtable_type[subtable],
3061 rule);
3062 break;
3063 }
3064 }
3065 ZFCP_LOG_DEBUG("status qualifier:\n");
3066 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3067 (char *) &header->fsf_status_qual,
3068 sizeof (union fsf_status_qual));
3069 zfcp_erp_unit_access_denied(unit, 60, fsf_req); 2408 zfcp_erp_unit_access_denied(unit, 60, fsf_req);
3070 atomic_clear_mask(ZFCP_STATUS_UNIT_SHARED, &unit->status); 2409 atomic_clear_mask(ZFCP_STATUS_UNIT_SHARED, &unit->status);
3071 atomic_clear_mask(ZFCP_STATUS_UNIT_READONLY, &unit->status); 2410 atomic_clear_mask(ZFCP_STATUS_UNIT_READONLY, &unit->status);
@@ -3073,13 +2412,10 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
3073 break; 2412 break;
3074 2413
3075 case FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED: 2414 case FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED:
3076 ZFCP_LOG_INFO("error: The adapter ran out of resources. " 2415 dev_warn(&fsf_req->adapter->ccw_device->dev,
3077 "There is no handle (temporary port identifier) " 2416 "The adapter ran out of resources. There is no "
3078 "available for unit 0x%016Lx on port 0x%016Lx " 2417 "handle available for unit 0x%016Lx on port 0x%016Lx.",
3079 "on adapter %s\n", 2418 unit->fcp_lun, unit->port->wwpn);
3080 unit->fcp_lun,
3081 unit->port->wwpn,
3082 zfcp_get_busid_by_unit(unit));
3083 zfcp_erp_unit_failed(unit, 34, fsf_req); 2419 zfcp_erp_unit_failed(unit, 34, fsf_req);
3084 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2420 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3085 break; 2421 break;
@@ -3095,19 +2431,10 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
3095 /* ERP strategy will escalate */ 2431 /* ERP strategy will escalate */
3096 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2432 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3097 break; 2433 break;
3098 default:
3099 ZFCP_LOG_NORMAL
3100 ("bug: Wrong status qualifier 0x%x arrived.\n",
3101 header->fsf_status_qual.word[0]);
3102 } 2434 }
3103 break; 2435 break;
3104 2436
3105 case FSF_INVALID_COMMAND_OPTION: 2437 case FSF_INVALID_COMMAND_OPTION:
3106 ZFCP_LOG_NORMAL(
3107 "Invalid option 0x%x has been specified "
3108 "in QTCB bottom sent to the adapter %s\n",
3109 bottom->option,
3110 zfcp_get_busid_by_adapter(adapter));
3111 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2438 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3112 retval = -EINVAL; 2439 retval = -EINVAL;
3113 break; 2440 break;
@@ -3115,12 +2442,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
3115 case FSF_GOOD: 2442 case FSF_GOOD:
3116 /* save LUN handle assigned by FSF */ 2443 /* save LUN handle assigned by FSF */
3117 unit->handle = header->lun_handle; 2444 unit->handle = header->lun_handle;
3118 ZFCP_LOG_TRACE("unit 0x%016Lx on remote port 0x%016Lx on "
3119 "adapter %s opened, port handle 0x%x\n",
3120 unit->fcp_lun,
3121 unit->port->wwpn,
3122 zfcp_get_busid_by_unit(unit),
3123 unit->handle);
3124 /* mark unit as open */ 2445 /* mark unit as open */
3125 atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); 2446 atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status);
3126 2447
@@ -3139,23 +2460,27 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
3139 if (!readwrite) { 2460 if (!readwrite) {
3140 atomic_set_mask(ZFCP_STATUS_UNIT_READONLY, 2461 atomic_set_mask(ZFCP_STATUS_UNIT_READONLY,
3141 &unit->status); 2462 &unit->status);
3142 ZFCP_LOG_NORMAL("read-only access for unit " 2463 dev_info(&fsf_req->adapter->ccw_device->dev,
3143 "(adapter %s, wwpn=0x%016Lx, " 2464 "Read-only access for unit 0x%016Lx "
3144 "fcp_lun=0x%016Lx)\n", 2465 "on port 0x%016Lx.\n",
3145 zfcp_get_busid_by_unit(unit), 2466 unit->fcp_lun, unit->port->wwpn);
3146 unit->port->wwpn,
3147 unit->fcp_lun);
3148 } 2467 }
3149 2468
3150 if (exclusive && !readwrite) { 2469 if (exclusive && !readwrite) {
3151 ZFCP_LOG_NORMAL("exclusive access of read-only " 2470 dev_err(&fsf_req->adapter->ccw_device->dev,
3152 "unit not supported\n"); 2471 "Exclusive access of read-only unit "
2472 "0x%016Lx on port 0x%016Lx not "
2473 "supported, disabling unit.\n",
2474 unit->fcp_lun, unit->port->wwpn);
3153 zfcp_erp_unit_failed(unit, 35, fsf_req); 2475 zfcp_erp_unit_failed(unit, 35, fsf_req);
3154 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2476 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3155 zfcp_erp_unit_shutdown(unit, 0, 80, fsf_req); 2477 zfcp_erp_unit_shutdown(unit, 0, 80, fsf_req);
3156 } else if (!exclusive && readwrite) { 2478 } else if (!exclusive && readwrite) {
3157 ZFCP_LOG_NORMAL("shared access of read-write " 2479 dev_err(&fsf_req->adapter->ccw_device->dev,
3158 "unit not supported\n"); 2480 "Shared access of read-write unit "
2481 "0x%016Lx on port 0x%016Lx not "
2482 "supported, disabling unit.\n",
2483 unit->fcp_lun, unit->port->wwpn);
3159 zfcp_erp_unit_failed(unit, 36, fsf_req); 2484 zfcp_erp_unit_failed(unit, 36, fsf_req);
3160 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2485 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3161 zfcp_erp_unit_shutdown(unit, 0, 81, fsf_req); 2486 zfcp_erp_unit_shutdown(unit, 0, 81, fsf_req);
@@ -3164,12 +2489,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
3164 2489
3165 retval = 0; 2490 retval = 0;
3166 break; 2491 break;
3167
3168 default:
3169 ZFCP_LOG_NORMAL("bug: An unknown FSF Status was presented "
3170 "(debug info 0x%x)\n",
3171 header->fsf_status);
3172 break;
3173 } 2492 }
3174 2493
3175 skip_fsfstatus: 2494 skip_fsfstatus:
@@ -3204,14 +2523,8 @@ zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action)
3204 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP, 2523 ZFCP_WAIT_FOR_SBAL | ZFCP_REQ_AUTO_CLEANUP,
3205 erp_action->adapter->pool.fsf_req_erp, 2524 erp_action->adapter->pool.fsf_req_erp,
3206 &lock_flags, &fsf_req); 2525 &lock_flags, &fsf_req);
3207 if (retval < 0) { 2526 if (retval < 0)
3208 ZFCP_LOG_INFO("error: Could not create close unit request for "
3209 "unit 0x%016Lx on port 0x%016Lx on adapter %s.\n",
3210 erp_action->unit->fcp_lun,
3211 erp_action->port->wwpn,
3212 zfcp_get_busid_by_adapter(erp_action->adapter));
3213 goto out; 2527 goto out;
3214 }
3215 2528
3216 sbale = zfcp_qdio_sbale_req(fsf_req); 2529 sbale = zfcp_qdio_sbale_req(fsf_req);
3217 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; 2530 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
@@ -3227,20 +2540,11 @@ zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action)
3227 zfcp_erp_start_timer(fsf_req); 2540 zfcp_erp_start_timer(fsf_req);
3228 retval = zfcp_fsf_req_send(erp_action->fsf_req); 2541 retval = zfcp_fsf_req_send(erp_action->fsf_req);
3229 if (retval) { 2542 if (retval) {
3230 ZFCP_LOG_INFO("error: Could not send a close unit request for "
3231 "unit 0x%016Lx on port 0x%016Lx onadapter %s.\n",
3232 erp_action->unit->fcp_lun,
3233 erp_action->port->wwpn,
3234 zfcp_get_busid_by_adapter(erp_action->adapter));
3235 zfcp_fsf_req_free(fsf_req); 2543 zfcp_fsf_req_free(fsf_req);
3236 erp_action->fsf_req = NULL; 2544 erp_action->fsf_req = NULL;
3237 goto out; 2545 goto out;
3238 } 2546 }
3239 2547
3240 ZFCP_LOG_TRACE("Close LUN request initiated (adapter %s, "
3241 "port 0x%016Lx, unit 0x%016Lx)\n",
3242 zfcp_get_busid_by_adapter(erp_action->adapter),
3243 erp_action->port->wwpn, erp_action->unit->fcp_lun);
3244 out: 2548 out:
3245 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags); 2549 write_unlock_irqrestore(&erp_action->adapter->req_q.lock, lock_flags);
3246 return retval; 2550 return retval;
@@ -3270,41 +2574,16 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
3270 switch (fsf_req->qtcb->header.fsf_status) { 2574 switch (fsf_req->qtcb->header.fsf_status) {
3271 2575
3272 case FSF_PORT_HANDLE_NOT_VALID: 2576 case FSF_PORT_HANDLE_NOT_VALID:
3273 ZFCP_LOG_INFO("Temporary port identifier 0x%x for port "
3274 "0x%016Lx on adapter %s invalid. This may "
3275 "happen in rare circumstances\n",
3276 unit->port->handle,
3277 unit->port->wwpn,
3278 zfcp_get_busid_by_unit(unit));
3279 ZFCP_LOG_DEBUG("status qualifier:\n");
3280 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3281 (char *) &fsf_req->qtcb->header.fsf_status_qual,
3282 sizeof (union fsf_status_qual));
3283 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 110, fsf_req); 2577 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 110, fsf_req);
3284 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2578 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3285 break; 2579 break;
3286 2580
3287 case FSF_LUN_HANDLE_NOT_VALID: 2581 case FSF_LUN_HANDLE_NOT_VALID:
3288 ZFCP_LOG_INFO("Temporary LUN identifier 0x%x of unit "
3289 "0x%016Lx on port 0x%016Lx on adapter %s is "
3290 "invalid. This may happen occasionally.\n",
3291 unit->handle,
3292 unit->fcp_lun,
3293 unit->port->wwpn,
3294 zfcp_get_busid_by_unit(unit));
3295 ZFCP_LOG_DEBUG("Status qualifier data:\n");
3296 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3297 (char *) &fsf_req->qtcb->header.fsf_status_qual,
3298 sizeof (union fsf_status_qual));
3299 zfcp_erp_port_reopen(unit->port, 0, 111, fsf_req); 2582 zfcp_erp_port_reopen(unit->port, 0, 111, fsf_req);
3300 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2583 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3301 break; 2584 break;
3302 2585
3303 case FSF_PORT_BOXED: 2586 case FSF_PORT_BOXED:
3304 ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s "
3305 "needs to be reopened\n",
3306 unit->port->wwpn,
3307 zfcp_get_busid_by_unit(unit));
3308 zfcp_erp_port_boxed(unit->port, 52, fsf_req); 2587 zfcp_erp_port_boxed(unit->port, 52, fsf_req);
3309 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | 2588 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
3310 ZFCP_STATUS_FSFREQ_RETRY; 2589 ZFCP_STATUS_FSFREQ_RETRY;
@@ -3322,30 +2601,15 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
3322 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2601 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3323 break; 2602 break;
3324 default: 2603 default:
3325 ZFCP_LOG_NORMAL
3326 ("bug: Wrong status qualifier 0x%x arrived.\n",
3327 fsf_req->qtcb->header.fsf_status_qual.word[0]);
3328 break; 2604 break;
3329 } 2605 }
3330 break; 2606 break;
3331 2607
3332 case FSF_GOOD: 2608 case FSF_GOOD:
3333 ZFCP_LOG_TRACE("unit 0x%016Lx on port 0x%016Lx on adapter %s "
3334 "closed, port handle 0x%x\n",
3335 unit->fcp_lun,
3336 unit->port->wwpn,
3337 zfcp_get_busid_by_unit(unit),
3338 unit->handle);
3339 /* mark unit as closed */ 2609 /* mark unit as closed */
3340 atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); 2610 atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status);
3341 retval = 0; 2611 retval = 0;
3342 break; 2612 break;
3343
3344 default:
3345 ZFCP_LOG_NORMAL("bug: An unknown FSF Status was presented "
3346 "(debug info 0x%x)\n",
3347 fsf_req->qtcb->header.fsf_status);
3348 break;
3349 } 2613 }
3350 2614
3351 skip_fsfstatus: 2615 skip_fsfstatus:
@@ -3379,15 +2643,8 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
3379 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND, req_flags, 2643 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND, req_flags,
3380 adapter->pool.fsf_req_scsi, 2644 adapter->pool.fsf_req_scsi,
3381 &lock_flags, &fsf_req); 2645 &lock_flags, &fsf_req);
3382 if (unlikely(retval < 0)) { 2646 if (unlikely(retval < 0))
3383 ZFCP_LOG_DEBUG("error: Could not create FCP command request "
3384 "for unit 0x%016Lx on port 0x%016Lx on "
3385 "adapter %s\n",
3386 unit->fcp_lun,
3387 unit->port->wwpn,
3388 zfcp_get_busid_by_adapter(adapter));
3389 goto failed_req_create; 2647 goto failed_req_create;
3390 }
3391 2648
3392 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED, 2649 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED,
3393 &unit->status))) { 2650 &unit->status))) {
@@ -3463,15 +2720,9 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
3463 fcp_cmnd_iu->task_attribute = UNTAGGED; 2720 fcp_cmnd_iu->task_attribute = UNTAGGED;
3464 2721
3465 /* set additional length of FCP_CDB in FCP_CMND IU in QTCB, if needed */ 2722 /* set additional length of FCP_CDB in FCP_CMND IU in QTCB, if needed */
3466 if (unlikely(scsi_cmnd->cmd_len > FCP_CDB_LENGTH)) { 2723 if (unlikely(scsi_cmnd->cmd_len > FCP_CDB_LENGTH))
3467 fcp_cmnd_iu->add_fcp_cdb_length 2724 fcp_cmnd_iu->add_fcp_cdb_length
3468 = (scsi_cmnd->cmd_len - FCP_CDB_LENGTH) >> 2; 2725 = (scsi_cmnd->cmd_len - FCP_CDB_LENGTH) >> 2;
3469 ZFCP_LOG_TRACE("SCSI CDB length is 0x%x, "
3470 "additional FCP_CDB length is 0x%x "
3471 "(shifted right 2 bits)\n",
3472 scsi_cmnd->cmd_len,
3473 fcp_cmnd_iu->add_fcp_cdb_length);
3474 }
3475 /* 2726 /*
3476 * copy SCSI CDB (including additional length, if any) to 2727 * copy SCSI CDB (including additional length, if any) to
3477 * FCP_CDB in FCP_CMND IU in QTCB 2728 * FCP_CDB in FCP_CMND IU in QTCB
@@ -3488,19 +2739,14 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
3488 scsi_sglist(scsi_cmnd), 2739 scsi_sglist(scsi_cmnd),
3489 ZFCP_MAX_SBALS_PER_REQ); 2740 ZFCP_MAX_SBALS_PER_REQ);
3490 if (unlikely(real_bytes < 0)) { 2741 if (unlikely(real_bytes < 0)) {
3491 if (fsf_req->sbal_number < ZFCP_MAX_SBALS_PER_REQ) { 2742 if (fsf_req->sbal_number < ZFCP_MAX_SBALS_PER_REQ)
3492 ZFCP_LOG_DEBUG(
3493 "Data did not fit into available buffer(s), "
3494 "waiting for more...\n");
3495 retval = -EIO; 2743 retval = -EIO;
3496 } else { 2744 else {
3497 ZFCP_LOG_NORMAL("error: No truncation implemented but " 2745 dev_err(&adapter->ccw_device->dev,
3498 "required. Shutting down unit " 2746 "SCSI request too large. "
3499 "(adapter %s, port 0x%016Lx, " 2747 "Shutting down unit 0x%016Lx on port "
3500 "unit 0x%016Lx)\n", 2748 "0x%016Lx.\n", unit->fcp_lun,
3501 zfcp_get_busid_by_unit(unit), 2749 unit->port->wwpn);
3502 unit->port->wwpn,
3503 unit->fcp_lun);
3504 zfcp_erp_unit_shutdown(unit, 0, 131, fsf_req); 2750 zfcp_erp_unit_shutdown(unit, 0, 131, fsf_req);
3505 retval = -EINVAL; 2751 retval = -EINVAL;
3506 } 2752 }
@@ -3510,28 +2756,13 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
3510 /* set length of FCP data length in FCP_CMND IU in QTCB */ 2756 /* set length of FCP data length in FCP_CMND IU in QTCB */
3511 zfcp_set_fcp_dl(fcp_cmnd_iu, real_bytes); 2757 zfcp_set_fcp_dl(fcp_cmnd_iu, real_bytes);
3512 2758
3513 ZFCP_LOG_DEBUG("Sending SCSI command:\n");
3514 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3515 (char *) scsi_cmnd->cmnd, scsi_cmnd->cmd_len);
3516
3517 if (use_timer) 2759 if (use_timer)
3518 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT); 2760 zfcp_fsf_start_timer(fsf_req, ZFCP_FSF_REQUEST_TIMEOUT);
3519 2761
3520 retval = zfcp_fsf_req_send(fsf_req); 2762 retval = zfcp_fsf_req_send(fsf_req);
3521 if (unlikely(retval < 0)) { 2763 if (unlikely(retval < 0))
3522 ZFCP_LOG_INFO("error: Could not send FCP command request "
3523 "on adapter %s, port 0x%016Lx, unit 0x%016Lx\n",
3524 zfcp_get_busid_by_adapter(adapter),
3525 unit->port->wwpn,
3526 unit->fcp_lun);
3527 goto send_failed; 2764 goto send_failed;
3528 }
3529 2765
3530 ZFCP_LOG_TRACE("Send FCP Command initiated (adapter %s, "
3531 "port 0x%016Lx, unit 0x%016Lx)\n",
3532 zfcp_get_busid_by_adapter(adapter),
3533 unit->port->wwpn,
3534 unit->fcp_lun);
3535 goto success; 2766 goto success;
3536 2767
3537 send_failed: 2768 send_failed:
@@ -3563,14 +2794,8 @@ zfcp_fsf_send_fcp_command_task_management(struct zfcp_adapter *adapter,
3563 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND, req_flags, 2794 retval = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND, req_flags,
3564 adapter->pool.fsf_req_scsi, 2795 adapter->pool.fsf_req_scsi,
3565 &lock_flags, &fsf_req); 2796 &lock_flags, &fsf_req);
3566 if (retval < 0) { 2797 if (retval < 0)
3567 ZFCP_LOG_INFO("error: Could not create FCP command (task "
3568 "management) request for adapter %s, port "
3569 " 0x%016Lx, unit 0x%016Lx.\n",
3570 zfcp_get_busid_by_adapter(adapter),
3571 unit->port->wwpn, unit->fcp_lun);
3572 goto out; 2798 goto out;
3573 }
3574 2799
3575 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED, 2800 if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED,
3576 &unit->status))) 2801 &unit->status)))
@@ -3674,7 +2899,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3674 int retval = -EINVAL; 2899 int retval = -EINVAL;
3675 struct zfcp_unit *unit; 2900 struct zfcp_unit *unit;
3676 struct fsf_qtcb_header *header; 2901 struct fsf_qtcb_header *header;
3677 u16 subtable, rule, counter;
3678 2902
3679 header = &fsf_req->qtcb->header; 2903 header = &fsf_req->qtcb->header;
3680 2904
@@ -3692,137 +2916,61 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3692 switch (header->fsf_status) { 2916 switch (header->fsf_status) {
3693 2917
3694 case FSF_PORT_HANDLE_NOT_VALID: 2918 case FSF_PORT_HANDLE_NOT_VALID:
3695 ZFCP_LOG_INFO("Temporary port identifier 0x%x for port "
3696 "0x%016Lx on adapter %s invalid\n",
3697 unit->port->handle,
3698 unit->port->wwpn, zfcp_get_busid_by_unit(unit));
3699 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3700 (char *) &header->fsf_status_qual,
3701 sizeof (union fsf_status_qual));
3702 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 112, fsf_req); 2919 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 112, fsf_req);
3703 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2920 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3704 break; 2921 break;
3705 2922
3706 case FSF_LUN_HANDLE_NOT_VALID: 2923 case FSF_LUN_HANDLE_NOT_VALID:
3707 ZFCP_LOG_INFO("Temporary LUN identifier 0x%x for unit "
3708 "0x%016Lx on port 0x%016Lx on adapter %s is "
3709 "invalid. This may happen occasionally.\n",
3710 unit->handle,
3711 unit->fcp_lun,
3712 unit->port->wwpn,
3713 zfcp_get_busid_by_unit(unit));
3714 ZFCP_LOG_NORMAL("Status qualifier data:\n");
3715 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL,
3716 (char *) &header->fsf_status_qual,
3717 sizeof (union fsf_status_qual));
3718 zfcp_erp_port_reopen(unit->port, 0, 113, fsf_req); 2924 zfcp_erp_port_reopen(unit->port, 0, 113, fsf_req);
3719 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2925 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3720 break; 2926 break;
3721 2927
3722 case FSF_HANDLE_MISMATCH: 2928 case FSF_HANDLE_MISMATCH:
3723 ZFCP_LOG_NORMAL("bug: The port handle 0x%x has changed "
3724 "unexpectedly. (adapter %s, port 0x%016Lx, "
3725 "unit 0x%016Lx)\n",
3726 unit->port->handle,
3727 zfcp_get_busid_by_unit(unit),
3728 unit->port->wwpn,
3729 unit->fcp_lun);
3730 ZFCP_LOG_NORMAL("status qualifier:\n");
3731 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL,
3732 (char *) &header->fsf_status_qual,
3733 sizeof (union fsf_status_qual));
3734 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 114, fsf_req); 2929 zfcp_erp_adapter_reopen(unit->port->adapter, 0, 114, fsf_req);
3735 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2930 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3736 break; 2931 break;
3737 2932
3738 case FSF_SERVICE_CLASS_NOT_SUPPORTED: 2933 case FSF_SERVICE_CLASS_NOT_SUPPORTED:
3739 ZFCP_LOG_INFO("error: adapter %s does not support fc " 2934 zfcp_fsf_class_not_supp(fsf_req);
3740 "class %d.\n",
3741 zfcp_get_busid_by_unit(unit),
3742 ZFCP_FC_SERVICE_CLASS_DEFAULT);
3743 /* stop operation for this adapter */
3744 zfcp_erp_adapter_shutdown(unit->port->adapter, 0, 132, fsf_req);
3745 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3746 break; 2935 break;
3747 2936
3748 case FSF_FCPLUN_NOT_VALID: 2937 case FSF_FCPLUN_NOT_VALID:
3749 ZFCP_LOG_NORMAL("bug: unit 0x%016Lx on port 0x%016Lx on "
3750 "adapter %s does not have correct unit "
3751 "handle 0x%x\n",
3752 unit->fcp_lun,
3753 unit->port->wwpn,
3754 zfcp_get_busid_by_unit(unit),
3755 unit->handle);
3756 ZFCP_LOG_DEBUG("status qualifier:\n");
3757 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3758 (char *) &header->fsf_status_qual,
3759 sizeof (union fsf_status_qual));
3760 zfcp_erp_port_reopen(unit->port, 0, 115, fsf_req); 2938 zfcp_erp_port_reopen(unit->port, 0, 115, fsf_req);
3761 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2939 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3762 break; 2940 break;
3763 2941
3764 case FSF_ACCESS_DENIED: 2942 case FSF_ACCESS_DENIED:
3765 ZFCP_LOG_NORMAL("Access denied, cannot send FCP command to " 2943 zfcp_fsf_access_denied_unit(fsf_req, unit);
3766 "unit 0x%016Lx on port 0x%016Lx on "
3767 "adapter %s\n", unit->fcp_lun, unit->port->wwpn,
3768 zfcp_get_busid_by_unit(unit));
3769 for (counter = 0; counter < 2; counter++) {
3770 subtable = header->fsf_status_qual.halfword[counter * 2];
3771 rule = header->fsf_status_qual.halfword[counter * 2 + 1];
3772 switch (subtable) {
3773 case FSF_SQ_CFDC_SUBTABLE_OS:
3774 case FSF_SQ_CFDC_SUBTABLE_PORT_WWPN:
3775 case FSF_SQ_CFDC_SUBTABLE_PORT_DID:
3776 case FSF_SQ_CFDC_SUBTABLE_LUN:
3777 ZFCP_LOG_INFO("Access denied (%s rule %d)\n",
3778 zfcp_act_subtable_type[subtable], rule);
3779 break;
3780 }
3781 }
3782 zfcp_erp_unit_access_denied(unit, 61, fsf_req);
3783 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3784 break; 2944 break;
3785 2945
3786 case FSF_DIRECTION_INDICATOR_NOT_VALID: 2946 case FSF_DIRECTION_INDICATOR_NOT_VALID:
3787 ZFCP_LOG_INFO("bug: Invalid data direction given for unit " 2947 dev_err(&fsf_req->adapter->ccw_device->dev,
3788 "0x%016Lx on port 0x%016Lx on adapter %s " 2948 "Invalid data direction (%d) given for unit 0x%016Lx "
3789 "(debug info %d)\n", 2949 "on port 0x%016Lx, shutting down adapter.\n",
3790 unit->fcp_lun, 2950 fsf_req->qtcb->bottom.io.data_direction,
3791 unit->port->wwpn, 2951 unit->fcp_lun, unit->port->wwpn);
3792 zfcp_get_busid_by_unit(unit),
3793 fsf_req->qtcb->bottom.io.data_direction);
3794 /* stop operation for this adapter */
3795 zfcp_erp_adapter_shutdown(unit->port->adapter, 0, 133, fsf_req); 2952 zfcp_erp_adapter_shutdown(unit->port->adapter, 0, 133, fsf_req);
3796 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2953 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3797 break; 2954 break;
3798 2955
3799 case FSF_CMND_LENGTH_NOT_VALID: 2956 case FSF_CMND_LENGTH_NOT_VALID:
3800 ZFCP_LOG_NORMAL 2957 dev_err(&fsf_req->adapter->ccw_device->dev,
3801 ("bug: An invalid control-data-block length field " 2958 "An invalid control-data-block length field (%d) "
3802 "was found in a command for unit 0x%016Lx on port " 2959 "was found in a command for unit 0x%016Lx on port "
3803 "0x%016Lx on adapter %s " "(debug info %d)\n", 2960 "0x%016Lx. Shutting down adapter.\n",
3804 unit->fcp_lun, unit->port->wwpn, 2961 fsf_req->qtcb->bottom.io.fcp_cmnd_length,
3805 zfcp_get_busid_by_unit(unit), 2962 unit->fcp_lun, unit->port->wwpn);
3806 fsf_req->qtcb->bottom.io.fcp_cmnd_length);
3807 /* stop operation for this adapter */
3808 zfcp_erp_adapter_shutdown(unit->port->adapter, 0, 134, fsf_req); 2963 zfcp_erp_adapter_shutdown(unit->port->adapter, 0, 134, fsf_req);
3809 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2964 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3810 break; 2965 break;
3811 2966
3812 case FSF_PORT_BOXED: 2967 case FSF_PORT_BOXED:
3813 ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s "
3814 "needs to be reopened\n",
3815 unit->port->wwpn, zfcp_get_busid_by_unit(unit));
3816 zfcp_erp_port_boxed(unit->port, 53, fsf_req); 2968 zfcp_erp_port_boxed(unit->port, 53, fsf_req);
3817 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | 2969 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
3818 ZFCP_STATUS_FSFREQ_RETRY; 2970 ZFCP_STATUS_FSFREQ_RETRY;
3819 break; 2971 break;
3820 2972
3821 case FSF_LUN_BOXED: 2973 case FSF_LUN_BOXED:
3822 ZFCP_LOG_NORMAL("unit needs to be reopened (adapter %s, "
3823 "wwpn=0x%016Lx, fcp_lun=0x%016Lx)\n",
3824 zfcp_get_busid_by_unit(unit),
3825 unit->port->wwpn, unit->fcp_lun);
3826 zfcp_erp_unit_boxed(unit, 54, fsf_req); 2974 zfcp_erp_unit_boxed(unit, 54, fsf_req);
3827 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR 2975 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR
3828 | ZFCP_STATUS_FSFREQ_RETRY; 2976 | ZFCP_STATUS_FSFREQ_RETRY;
@@ -3838,11 +2986,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3838 /* FIXME(hw) need proper specs for proper action */ 2986 /* FIXME(hw) need proper specs for proper action */
3839 /* let scsi stack deal with retries and escalation */ 2987 /* let scsi stack deal with retries and escalation */
3840 break; 2988 break;
3841 default:
3842 ZFCP_LOG_NORMAL
3843 ("Unknown status qualifier 0x%x arrived.\n",
3844 header->fsf_status_qual.word[0]);
3845 break;
3846 } 2989 }
3847 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 2990 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3848 break; 2991 break;
@@ -3880,34 +3023,26 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
3880 struct scsi_cmnd *scpnt; 3023 struct scsi_cmnd *scpnt;
3881 struct fcp_rsp_iu *fcp_rsp_iu = (struct fcp_rsp_iu *) 3024 struct fcp_rsp_iu *fcp_rsp_iu = (struct fcp_rsp_iu *)
3882 &(fsf_req->qtcb->bottom.io.fcp_rsp); 3025 &(fsf_req->qtcb->bottom.io.fcp_rsp);
3883 struct fcp_cmnd_iu *fcp_cmnd_iu = (struct fcp_cmnd_iu *)
3884 &(fsf_req->qtcb->bottom.io.fcp_cmnd);
3885 u32 sns_len; 3026 u32 sns_len;
3886 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu); 3027 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu);
3887 unsigned long flags; 3028 unsigned long flags;
3888 struct zfcp_unit *unit = fsf_req->unit;
3889 3029
3890 read_lock_irqsave(&fsf_req->adapter->abort_lock, flags); 3030 read_lock_irqsave(&fsf_req->adapter->abort_lock, flags);
3891 scpnt = (struct scsi_cmnd *) fsf_req->data; 3031 scpnt = (struct scsi_cmnd *) fsf_req->data;
3892 if (unlikely(!scpnt)) { 3032 if (unlikely(!scpnt))
3893 ZFCP_LOG_DEBUG
3894 ("Command with fsf_req %p is not associated to "
3895 "a scsi command anymore. Aborted?\n", fsf_req);
3896 goto out; 3033 goto out;
3897 } 3034
3898 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ABORTED)) { 3035 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ABORTED)) {
3899 /* FIXME: (design) mid-layer should handle DID_ABORT like 3036 /* FIXME: (design) mid-layer should handle DID_ABORT like
3900 * DID_SOFT_ERROR by retrying the request for devices 3037 * DID_SOFT_ERROR by retrying the request for devices
3901 * that allow retries. 3038 * that allow retries.
3902 */ 3039 */
3903 ZFCP_LOG_DEBUG("Setting DID_SOFT_ERROR and SUGGEST_RETRY\n");
3904 set_host_byte(&scpnt->result, DID_SOFT_ERROR); 3040 set_host_byte(&scpnt->result, DID_SOFT_ERROR);
3905 set_driver_byte(&scpnt->result, SUGGEST_RETRY); 3041 set_driver_byte(&scpnt->result, SUGGEST_RETRY);
3906 goto skip_fsfstatus; 3042 goto skip_fsfstatus;
3907 } 3043 }
3908 3044
3909 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) { 3045 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) {
3910 ZFCP_LOG_DEBUG("Setting DID_ERROR\n");
3911 set_host_byte(&scpnt->result, DID_ERROR); 3046 set_host_byte(&scpnt->result, DID_ERROR);
3912 goto skip_fsfstatus; 3047 goto skip_fsfstatus;
3913 } 3048 }
@@ -3920,97 +3055,31 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
3920 * of result in SCSI command 3055 * of result in SCSI command
3921 */ 3056 */
3922 scpnt->result |= fcp_rsp_iu->scsi_status; 3057 scpnt->result |= fcp_rsp_iu->scsi_status;
3923 if (unlikely(fcp_rsp_iu->scsi_status)) {
3924 /* DEBUG */
3925 ZFCP_LOG_DEBUG("status for SCSI Command:\n");
3926 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3927 scpnt->cmnd, scpnt->cmd_len);
3928 ZFCP_LOG_DEBUG("SCSI status code 0x%x\n",
3929 fcp_rsp_iu->scsi_status);
3930 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3931 (void *) fcp_rsp_iu, sizeof (struct fcp_rsp_iu));
3932 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3933 zfcp_get_fcp_sns_info_ptr(fcp_rsp_iu),
3934 fcp_rsp_iu->fcp_sns_len);
3935 }
3936 3058
3937 if (fsf_req->adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA) 3059 if (fsf_req->adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA)
3938 zfcp_fsf_req_latency(fsf_req); 3060 zfcp_fsf_req_latency(fsf_req);
3939 3061
3940 /* check FCP_RSP_INFO */ 3062 /* check FCP_RSP_INFO */
3941 if (unlikely(fcp_rsp_iu->validity.bits.fcp_rsp_len_valid)) { 3063 if (unlikely(fcp_rsp_iu->validity.bits.fcp_rsp_len_valid)) {
3942 ZFCP_LOG_DEBUG("rsp_len is valid\n");
3943 switch (fcp_rsp_info[3]) { 3064 switch (fcp_rsp_info[3]) {
3944 case RSP_CODE_GOOD: 3065 case RSP_CODE_GOOD:
3945 /* ok, continue */ 3066 /* ok, continue */
3946 ZFCP_LOG_TRACE("no failure or Task Management "
3947 "Function complete\n");
3948 set_host_byte(&scpnt->result, DID_OK); 3067 set_host_byte(&scpnt->result, DID_OK);
3949 break; 3068 break;
3950 case RSP_CODE_LENGTH_MISMATCH: 3069 case RSP_CODE_LENGTH_MISMATCH:
3951 /* hardware bug */ 3070 /* hardware bug */
3952 ZFCP_LOG_NORMAL("bug: FCP response code indictates "
3953 "that the fibrechannel protocol data "
3954 "length differs from the burst length. "
3955 "The problem occured on unit 0x%016Lx "
3956 "on port 0x%016Lx on adapter %s",
3957 unit->fcp_lun,
3958 unit->port->wwpn,
3959 zfcp_get_busid_by_unit(unit));
3960 /* dump SCSI CDB as prepared by zfcp */
3961 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3962 (char *) &fsf_req->qtcb->
3963 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
3964 set_host_byte(&scpnt->result, DID_ERROR); 3071 set_host_byte(&scpnt->result, DID_ERROR);
3965 goto skip_fsfstatus; 3072 goto skip_fsfstatus;
3966 case RSP_CODE_FIELD_INVALID: 3073 case RSP_CODE_FIELD_INVALID:
3967 /* driver or hardware bug */ 3074 /* driver or hardware bug */
3968 ZFCP_LOG_NORMAL("bug: FCP response code indictates "
3969 "that the fibrechannel protocol data "
3970 "fields were incorrectly set up. "
3971 "The problem occured on the unit "
3972 "0x%016Lx on port 0x%016Lx on "
3973 "adapter %s",
3974 unit->fcp_lun,
3975 unit->port->wwpn,
3976 zfcp_get_busid_by_unit(unit));
3977 /* dump SCSI CDB as prepared by zfcp */
3978 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3979 (char *) &fsf_req->qtcb->
3980 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
3981 set_host_byte(&scpnt->result, DID_ERROR); 3075 set_host_byte(&scpnt->result, DID_ERROR);
3982 goto skip_fsfstatus; 3076 goto skip_fsfstatus;
3983 case RSP_CODE_RO_MISMATCH: 3077 case RSP_CODE_RO_MISMATCH:
3984 /* hardware bug */ 3078 /* hardware bug */
3985 ZFCP_LOG_NORMAL("bug: The FCP response code indicates "
3986 "that conflicting values for the "
3987 "fibrechannel payload offset from the "
3988 "header were found. "
3989 "The problem occured on unit 0x%016Lx "
3990 "on port 0x%016Lx on adapter %s.\n",
3991 unit->fcp_lun,
3992 unit->port->wwpn,
3993 zfcp_get_busid_by_unit(unit));
3994 /* dump SCSI CDB as prepared by zfcp */
3995 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
3996 (char *) &fsf_req->qtcb->
3997 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
3998 set_host_byte(&scpnt->result, DID_ERROR); 3079 set_host_byte(&scpnt->result, DID_ERROR);
3999 goto skip_fsfstatus; 3080 goto skip_fsfstatus;
4000 default: 3081 default:
4001 ZFCP_LOG_NORMAL("bug: An invalid FCP response " 3082 /* invalid FCP response code */
4002 "code was detected for a command. "
4003 "The problem occured on the unit "
4004 "0x%016Lx on port 0x%016Lx on "
4005 "adapter %s (debug info 0x%x)\n",
4006 unit->fcp_lun,
4007 unit->port->wwpn,
4008 zfcp_get_busid_by_unit(unit),
4009 fcp_rsp_info[3]);
4010 /* dump SCSI CDB as prepared by zfcp */
4011 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
4012 (char *) &fsf_req->qtcb->
4013 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
4014 set_host_byte(&scpnt->result, DID_ERROR); 3083 set_host_byte(&scpnt->result, DID_ERROR);
4015 goto skip_fsfstatus; 3084 goto skip_fsfstatus;
4016 } 3085 }
@@ -4020,50 +3089,15 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
4020 if (unlikely(fcp_rsp_iu->validity.bits.fcp_sns_len_valid)) { 3089 if (unlikely(fcp_rsp_iu->validity.bits.fcp_sns_len_valid)) {
4021 sns_len = FSF_FCP_RSP_SIZE - 3090 sns_len = FSF_FCP_RSP_SIZE -
4022 sizeof (struct fcp_rsp_iu) + fcp_rsp_iu->fcp_rsp_len; 3091 sizeof (struct fcp_rsp_iu) + fcp_rsp_iu->fcp_rsp_len;
4023 ZFCP_LOG_TRACE("room for %i bytes sense data in QTCB\n",
4024 sns_len);
4025 sns_len = min(sns_len, (u32) SCSI_SENSE_BUFFERSIZE); 3092 sns_len = min(sns_len, (u32) SCSI_SENSE_BUFFERSIZE);
4026 ZFCP_LOG_TRACE("room for %i bytes sense data in SCSI command\n",
4027 SCSI_SENSE_BUFFERSIZE);
4028 sns_len = min(sns_len, fcp_rsp_iu->fcp_sns_len); 3093 sns_len = min(sns_len, fcp_rsp_iu->fcp_sns_len);
4029 ZFCP_LOG_TRACE("scpnt->result =0x%x, command was:\n",
4030 scpnt->result);
4031 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE,
4032 scpnt->cmnd, scpnt->cmd_len);
4033 3094
4034 ZFCP_LOG_TRACE("%i bytes sense data provided by FCP\n",
4035 fcp_rsp_iu->fcp_sns_len);
4036 memcpy(scpnt->sense_buffer, 3095 memcpy(scpnt->sense_buffer,
4037 zfcp_get_fcp_sns_info_ptr(fcp_rsp_iu), sns_len); 3096 zfcp_get_fcp_sns_info_ptr(fcp_rsp_iu), sns_len);
4038 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE,
4039 (void *)scpnt->sense_buffer, sns_len);
4040 }
4041
4042 /* check for overrun */
4043 if (unlikely(fcp_rsp_iu->validity.bits.fcp_resid_over)) {
4044 ZFCP_LOG_INFO("A data overrun was detected for a command. "
4045 "unit 0x%016Lx, port 0x%016Lx, adapter %s. "
4046 "The response data length is "
4047 "%d, the original length was %d.\n",
4048 unit->fcp_lun,
4049 unit->port->wwpn,
4050 zfcp_get_busid_by_unit(unit),
4051 fcp_rsp_iu->fcp_resid,
4052 (int) zfcp_get_fcp_dl(fcp_cmnd_iu));
4053 } 3097 }
4054 3098
4055 /* check for underrun */ 3099 /* check for underrun */
4056 if (unlikely(fcp_rsp_iu->validity.bits.fcp_resid_under)) { 3100 if (unlikely(fcp_rsp_iu->validity.bits.fcp_resid_under)) {
4057 ZFCP_LOG_INFO("A data underrun was detected for a command. "
4058 "unit 0x%016Lx, port 0x%016Lx, adapter %s. "
4059 "The response data length is "
4060 "%d, the original length was %d.\n",
4061 unit->fcp_lun,
4062 unit->port->wwpn,
4063 zfcp_get_busid_by_unit(unit),
4064 fcp_rsp_iu->fcp_resid,
4065 (int) zfcp_get_fcp_dl(fcp_cmnd_iu));
4066
4067 scsi_set_resid(scpnt, fcp_rsp_iu->fcp_resid); 3101 scsi_set_resid(scpnt, fcp_rsp_iu->fcp_resid);
4068 if (scsi_bufflen(scpnt) - scsi_get_resid(scpnt) < 3102 if (scsi_bufflen(scpnt) - scsi_get_resid(scpnt) <
4069 scpnt->underflow) 3103 scpnt->underflow)
@@ -4071,8 +3105,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
4071 } 3105 }
4072 3106
4073 skip_fsfstatus: 3107 skip_fsfstatus:
4074 ZFCP_LOG_DEBUG("scpnt->result =0x%x\n", scpnt->result);
4075
4076 if (scpnt->result != 0) 3108 if (scpnt->result != 0)
4077 zfcp_scsi_dbf_event_result("erro", 3, fsf_req->adapter, scpnt, fsf_req); 3109 zfcp_scsi_dbf_event_result("erro", 3, fsf_req->adapter, scpnt, fsf_req);
4078 else if (scpnt->retries > 0) 3110 else if (scpnt->retries > 0)
@@ -4111,7 +3143,6 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req)
4111 struct fcp_rsp_iu *fcp_rsp_iu = (struct fcp_rsp_iu *) 3143 struct fcp_rsp_iu *fcp_rsp_iu = (struct fcp_rsp_iu *)
4112 &(fsf_req->qtcb->bottom.io.fcp_rsp); 3144 &(fsf_req->qtcb->bottom.io.fcp_rsp);
4113 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu); 3145 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu);
4114 struct zfcp_unit *unit = (struct zfcp_unit *) fsf_req->data;
4115 3146
4116 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { 3147 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) {
4117 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED; 3148 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED;
@@ -4122,36 +3153,15 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req)
4122 switch (fcp_rsp_info[3]) { 3153 switch (fcp_rsp_info[3]) {
4123 case RSP_CODE_GOOD: 3154 case RSP_CODE_GOOD:
4124 /* ok, continue */ 3155 /* ok, continue */
4125 ZFCP_LOG_DEBUG("no failure or Task Management "
4126 "Function complete\n");
4127 break; 3156 break;
4128 case RSP_CODE_TASKMAN_UNSUPP: 3157 case RSP_CODE_TASKMAN_UNSUPP:
4129 ZFCP_LOG_NORMAL("bug: A reuested task management function "
4130 "is not supported on the target device "
4131 "unit 0x%016Lx, port 0x%016Lx, adapter %s\n ",
4132 unit->fcp_lun,
4133 unit->port->wwpn,
4134 zfcp_get_busid_by_unit(unit));
4135 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCNOTSUPP; 3158 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCNOTSUPP;
4136 break; 3159 break;
4137 case RSP_CODE_TASKMAN_FAILED: 3160 case RSP_CODE_TASKMAN_FAILED:
4138 ZFCP_LOG_NORMAL("bug: A reuested task management function "
4139 "failed to complete successfully. "
4140 "unit 0x%016Lx, port 0x%016Lx, adapter %s.\n",
4141 unit->fcp_lun,
4142 unit->port->wwpn,
4143 zfcp_get_busid_by_unit(unit));
4144 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED; 3161 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED;
4145 break; 3162 break;
4146 default: 3163 default:
4147 ZFCP_LOG_NORMAL("bug: An invalid FCP response " 3164 /* invalid FCP response code */
4148 "code was detected for a command. "
4149 "unit 0x%016Lx, port 0x%016Lx, adapter %s "
4150 "(debug info 0x%x)\n",
4151 unit->fcp_lun,
4152 unit->port->wwpn,
4153 zfcp_get_busid_by_unit(unit),
4154 fcp_rsp_info[3]);
4155 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED; 3165 fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED;
4156 } 3166 }
4157 3167
@@ -4332,9 +3342,7 @@ zfcp_fsf_req_create(struct zfcp_adapter *adapter, u32 fsf_cmd, int req_flags,
4332 3342
4333 /* allocate new FSF request */ 3343 /* allocate new FSF request */
4334 fsf_req = zfcp_fsf_req_alloc(pool, req_flags); 3344 fsf_req = zfcp_fsf_req_alloc(pool, req_flags);
4335 if (unlikely(NULL == fsf_req)) { 3345 if (unlikely(!fsf_req)) {
4336 ZFCP_LOG_DEBUG("error: Could not put an FSF request into "
4337 "the outbound (send) queue.\n");
4338 ret = -ENOMEM; 3346 ret = -ENOMEM;
4339 goto failed_fsf_req; 3347 goto failed_fsf_req;
4340 } 3348 }
@@ -4393,9 +3401,6 @@ zfcp_fsf_req_create(struct zfcp_adapter *adapter, u32 fsf_cmd, int req_flags,
4393 sbale[1].length = sizeof(struct fsf_qtcb); 3401 sbale[1].length = sizeof(struct fsf_qtcb);
4394 } 3402 }
4395 3403
4396 ZFCP_LOG_TRACE("got %i free BUFFERs starting at index %i\n",
4397 fsf_req->sbal_number, fsf_req->sbal_first);
4398
4399 goto success; 3404 goto success;
4400 3405
4401 failed_sbals: 3406 failed_sbals:
@@ -4429,13 +3434,7 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req)
4429 adapter = fsf_req->adapter; 3434 adapter = fsf_req->adapter;
4430 req_q = &adapter->req_q; 3435 req_q = &adapter->req_q;
4431 3436
4432
4433 /* FIXME(debug): remove it later */
4434 sbale = zfcp_qdio_sbale_req(fsf_req); 3437 sbale = zfcp_qdio_sbale_req(fsf_req);
4435 ZFCP_LOG_DEBUG("SBALE0 flags=0x%x\n", sbale[0].flags);
4436 ZFCP_LOG_TRACE("HEX DUMP OF SBALE1 PAYLOAD:\n");
4437 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, (char *) sbale[1].addr,
4438 sbale[1].length);
4439 3438
4440 /* put allocated FSF request into hash table */ 3439 /* put allocated FSF request into hash table */
4441 spin_lock(&adapter->req_list_lock); 3440 spin_lock(&adapter->req_list_lock);
@@ -4476,5 +3475,3 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req)
4476 } 3475 }
4477 return retval; 3476 return retval;
4478} 3477}
4479
4480#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h
index 598eba9baa31..6ce2f1e4b00e 100644
--- a/drivers/s390/scsi/zfcp_fsf.h
+++ b/drivers/s390/scsi/zfcp_fsf.h
@@ -1,22 +1,9 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * Interface to the FSF support functions.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#ifndef FSF_H 9#ifndef FSF_H
@@ -342,6 +329,7 @@ struct fsf_qual_latency_info {
342} __attribute__ ((packed)); 329} __attribute__ ((packed));
343 330
344union fsf_prot_status_qual { 331union fsf_prot_status_qual {
332 u32 word[FSF_PROT_STATUS_QUAL_SIZE / sizeof(u32)];
345 u64 doubleword[FSF_PROT_STATUS_QUAL_SIZE / sizeof(u64)]; 333 u64 doubleword[FSF_PROT_STATUS_QUAL_SIZE / sizeof(u64)];
346 struct fsf_qual_version_error version_error; 334 struct fsf_qual_version_error version_error;
347 struct fsf_qual_sequence_error sequence_error; 335 struct fsf_qual_sequence_error sequence_error;
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 4b0c85acb0f0..a96e5c3b9460 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -1,26 +1,11 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * Interface to Linux SCSI midlayer.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#define ZFCP_LOG_AREA ZFCP_LOG_AREA_SCSI
23
24#include "zfcp_ext.h" 9#include "zfcp_ext.h"
25#include <asm/atomic.h> 10#include <asm/atomic.h>
26 11
@@ -44,7 +29,7 @@ static struct device_attribute *zfcp_a_stats_attrs[];
44 29
45struct zfcp_data zfcp_data = { 30struct zfcp_data zfcp_data = {
46 .scsi_host_template = { 31 .scsi_host_template = {
47 .name = ZFCP_NAME, 32 .name = "zfcp",
48 .module = THIS_MODULE, 33 .module = THIS_MODULE,
49 .proc_name = "zfcp", 34 .proc_name = "zfcp",
50 .slave_alloc = zfcp_scsi_slave_alloc, 35 .slave_alloc = zfcp_scsi_slave_alloc,
@@ -64,7 +49,6 @@ struct zfcp_data zfcp_data = {
64 .max_sectors = ZFCP_MAX_SECTORS, 49 .max_sectors = ZFCP_MAX_SECTORS,
65 .shost_attrs = zfcp_a_stats_attrs, 50 .shost_attrs = zfcp_a_stats_attrs,
66 }, 51 },
67 .driver_version = ZFCP_VERSION,
68}; 52};
69 53
70/* Find start of Response Information in FCP response unit*/ 54/* Find start of Response Information in FCP response unit*/
@@ -181,16 +165,14 @@ zfcp_scsi_slave_alloc(struct scsi_device *sdp)
181static void zfcp_scsi_slave_destroy(struct scsi_device *sdpnt) 165static void zfcp_scsi_slave_destroy(struct scsi_device *sdpnt)
182{ 166{
183 struct zfcp_unit *unit = (struct zfcp_unit *) sdpnt->hostdata; 167 struct zfcp_unit *unit = (struct zfcp_unit *) sdpnt->hostdata;
184 168 WARN_ON(!unit);
185 if (unit) { 169 if (unit) {
186 atomic_clear_mask(ZFCP_STATUS_UNIT_REGISTERED, &unit->status); 170 atomic_clear_mask(ZFCP_STATUS_UNIT_REGISTERED, &unit->status);
187 sdpnt->hostdata = NULL; 171 sdpnt->hostdata = NULL;
188 unit->device = NULL; 172 unit->device = NULL;
189 zfcp_erp_unit_failed(unit, 12, NULL); 173 zfcp_erp_unit_failed(unit, 12, NULL);
190 zfcp_unit_put(unit); 174 zfcp_unit_put(unit);
191 } else 175 }
192 ZFCP_LOG_NORMAL("bug: no unit associated with SCSI device at "
193 "address %p\n", sdpnt);
194} 176}
195 177
196/* 178/*
@@ -253,10 +235,6 @@ zfcp_scsi_command_async(struct zfcp_adapter *adapter, struct zfcp_unit *unit,
253 if (unlikely( 235 if (unlikely(
254 atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &unit->status) || 236 atomic_test_mask(ZFCP_STATUS_COMMON_ERP_FAILED, &unit->status) ||
255 !atomic_test_mask(ZFCP_STATUS_COMMON_RUNNING, &unit->status))) { 237 !atomic_test_mask(ZFCP_STATUS_COMMON_RUNNING, &unit->status))) {
256 ZFCP_LOG_DEBUG("stopping SCSI I/O on unit 0x%016Lx on port "
257 "0x%016Lx on adapter %s\n",
258 unit->fcp_lun, unit->port->wwpn,
259 zfcp_get_busid_by_adapter(adapter));
260 zfcp_scsi_command_fail(scpnt, DID_ERROR); 238 zfcp_scsi_command_fail(scpnt, DID_ERROR);
261 goto out; 239 goto out;
262 } 240 }
@@ -264,18 +242,12 @@ zfcp_scsi_command_async(struct zfcp_adapter *adapter, struct zfcp_unit *unit,
264 tmp = zfcp_fsf_send_fcp_command_task(adapter, unit, scpnt, use_timer, 242 tmp = zfcp_fsf_send_fcp_command_task(adapter, unit, scpnt, use_timer,
265 ZFCP_REQ_AUTO_CLEANUP); 243 ZFCP_REQ_AUTO_CLEANUP);
266 if (unlikely(tmp == -EBUSY)) { 244 if (unlikely(tmp == -EBUSY)) {
267 ZFCP_LOG_DEBUG("adapter %s not ready or unit 0x%016Lx "
268 "on port 0x%016Lx in recovery\n",
269 zfcp_get_busid_by_unit(unit),
270 unit->fcp_lun, unit->port->wwpn);
271 zfcp_scsi_command_fail(scpnt, DID_NO_CONNECT); 245 zfcp_scsi_command_fail(scpnt, DID_NO_CONNECT);
272 goto out; 246 goto out;
273 } 247 }
274 248
275 if (unlikely(tmp < 0)) { 249 if (unlikely(tmp < 0))
276 ZFCP_LOG_DEBUG("error: initiation of Send FCP Cmnd failed\n");
277 retval = SCSI_MLQUEUE_HOST_BUSY; 250 retval = SCSI_MLQUEUE_HOST_BUSY;
278 }
279 251
280out: 252out:
281 return retval; 253 return retval;
@@ -394,9 +366,6 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
394 adapter = (struct zfcp_adapter *) scsi_host->hostdata[0]; 366 adapter = (struct zfcp_adapter *) scsi_host->hostdata[0];
395 unit = (struct zfcp_unit *) scpnt->device->hostdata; 367 unit = (struct zfcp_unit *) scpnt->device->hostdata;
396 368
397 ZFCP_LOG_INFO("aborting scsi_cmnd=%p on adapter %s\n",
398 scpnt, zfcp_get_busid_by_adapter(adapter));
399
400 /* avoid race condition between late normal completion and abort */ 369 /* avoid race condition between late normal completion and abort */
401 write_lock_irqsave(&adapter->abort_lock, flags); 370 write_lock_irqsave(&adapter->abort_lock, flags);
402 371
@@ -420,7 +389,6 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
420 389
421 fsf_req = zfcp_fsf_abort_fcp_command(old_req_id, adapter, unit, 0); 390 fsf_req = zfcp_fsf_abort_fcp_command(old_req_id, adapter, unit, 0);
422 if (!fsf_req) { 391 if (!fsf_req) {
423 ZFCP_LOG_INFO("error: initiation of Abort FCP Cmnd failed\n");
424 zfcp_scsi_dbf_event_abort("nres", adapter, scpnt, NULL, 392 zfcp_scsi_dbf_event_abort("nres", adapter, scpnt, NULL,
425 old_req_id); 393 old_req_id);
426 retval = FAILED; 394 retval = FAILED;
@@ -485,10 +453,6 @@ zfcp_task_management_function(struct zfcp_unit *unit, u8 tm_flags,
485 fsf_req = zfcp_fsf_send_fcp_command_task_management 453 fsf_req = zfcp_fsf_send_fcp_command_task_management
486 (adapter, unit, tm_flags, 0); 454 (adapter, unit, tm_flags, 0);
487 if (!fsf_req) { 455 if (!fsf_req) {
488 ZFCP_LOG_INFO("error: creation of task management request "
489 "failed for unit 0x%016Lx on port 0x%016Lx on "
490 "adapter %s\n", unit->fcp_lun, unit->port->wwpn,
491 zfcp_get_busid_by_adapter(adapter));
492 zfcp_scsi_dbf_event_devreset("nres", tm_flags, unit, scpnt); 456 zfcp_scsi_dbf_event_devreset("nres", tm_flags, unit, scpnt);
493 retval = -ENOMEM; 457 retval = -ENOMEM;
494 goto out; 458 goto out;
@@ -524,12 +488,6 @@ static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
524 488
525 unit = (struct zfcp_unit*) scpnt->device->hostdata; 489 unit = (struct zfcp_unit*) scpnt->device->hostdata;
526 adapter = unit->port->adapter; 490 adapter = unit->port->adapter;
527
528 ZFCP_LOG_NORMAL("host reset because of problems with "
529 "unit 0x%016Lx on port 0x%016Lx, adapter %s\n",
530 unit->fcp_lun, unit->port->wwpn,
531 zfcp_get_busid_by_adapter(unit->port->adapter));
532
533 zfcp_erp_adapter_reopen(adapter, 0, 141, scpnt); 491 zfcp_erp_adapter_reopen(adapter, 0, 141, scpnt);
534 zfcp_erp_wait(adapter); 492 zfcp_erp_wait(adapter);
535 493
@@ -549,13 +507,11 @@ zfcp_adapter_scsi_register(struct zfcp_adapter *adapter)
549 adapter->scsi_host = scsi_host_alloc(&zfcp_data.scsi_host_template, 507 adapter->scsi_host = scsi_host_alloc(&zfcp_data.scsi_host_template,
550 sizeof (struct zfcp_adapter *)); 508 sizeof (struct zfcp_adapter *));
551 if (!adapter->scsi_host) { 509 if (!adapter->scsi_host) {
552 ZFCP_LOG_NORMAL("error: registration with SCSI stack failed " 510 dev_err(&adapter->ccw_device->dev,
553 "for adapter %s ", 511 "registration with SCSI stack failed.");
554 zfcp_get_busid_by_adapter(adapter));
555 retval = -EIO; 512 retval = -EIO;
556 goto out; 513 goto out;
557 } 514 }
558 ZFCP_LOG_DEBUG("host registered, scsi_host=%p\n", adapter->scsi_host);
559 515
560 /* tell the SCSI stack some characteristics of this adapter */ 516 /* tell the SCSI stack some characteristics of this adapter */
561 adapter->scsi_host->max_id = 1; 517 adapter->scsi_host->max_id = 1;
@@ -987,5 +943,3 @@ static struct device_attribute *zfcp_a_stats_attrs[] = {
987 &dev_attr_seconds_active, 943 &dev_attr_seconds_active,
988 NULL 944 NULL
989}; 945};
990
991#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_sysfs_adapter.c b/drivers/s390/scsi/zfcp_sysfs_adapter.c
index ccbba4dd3a77..1f2a8c21b731 100644
--- a/drivers/s390/scsi/zfcp_sysfs_adapter.c
+++ b/drivers/s390/scsi/zfcp_sysfs_adapter.c
@@ -1,28 +1,13 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * sysfs attributes for CCW device.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#include "zfcp_ext.h" 9#include "zfcp_ext.h"
23 10
24#define ZFCP_LOG_AREA ZFCP_LOG_AREA_CONFIG
25
26/** 11/**
27 * ZFCP_DEFINE_ADAPTER_ATTR 12 * ZFCP_DEFINE_ADAPTER_ATTR
28 * @_name: name of show attribute 13 * @_name: name of show attribute
@@ -266,5 +251,3 @@ zfcp_sysfs_adapter_remove_files(struct device *dev)
266{ 251{
267 sysfs_remove_group(&dev->kobj, &zfcp_adapter_attr_group); 252 sysfs_remove_group(&dev->kobj, &zfcp_adapter_attr_group);
268} 253}
269
270#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_sysfs_driver.c b/drivers/s390/scsi/zfcp_sysfs_driver.c
deleted file mode 100644
index 651edd58906a..000000000000
--- a/drivers/s390/scsi/zfcp_sysfs_driver.c
+++ /dev/null
@@ -1,106 +0,0 @@
1/*
2 * This file is part of the zfcp device driver for
3 * FCP adapters for IBM System z9 and zSeries.
4 *
5 * (C) Copyright IBM Corp. 2002, 2006
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include "zfcp_ext.h"
23
24#define ZFCP_LOG_AREA ZFCP_LOG_AREA_CONFIG
25
26/**
27 * ZFCP_DEFINE_DRIVER_ATTR - define for all loglevels sysfs attributes
28 * @_name: name of attribute
29 * @_define: name of ZFCP loglevel define
30 *
31 * Generates store function for a sysfs loglevel attribute of zfcp driver.
32 */
33#define ZFCP_DEFINE_DRIVER_ATTR(_name, _define) \
34static ssize_t zfcp_sysfs_loglevel_##_name##_store(struct device_driver *drv, \
35 const char *buf, \
36 size_t count) \
37{ \
38 unsigned int loglevel; \
39 unsigned int new_loglevel; \
40 char *endp; \
41 \
42 new_loglevel = simple_strtoul(buf, &endp, 0); \
43 if ((endp + 1) < (buf + count)) \
44 return -EINVAL; \
45 if (new_loglevel > 3) \
46 return -EINVAL; \
47 down(&zfcp_data.config_sema); \
48 loglevel = atomic_read(&zfcp_data.loglevel); \
49 loglevel &= ~((unsigned int) 0xf << (ZFCP_LOG_AREA_##_define << 2)); \
50 loglevel |= new_loglevel << (ZFCP_LOG_AREA_##_define << 2); \
51 atomic_set(&zfcp_data.loglevel, loglevel); \
52 up(&zfcp_data.config_sema); \
53 return count; \
54} \
55 \
56static ssize_t zfcp_sysfs_loglevel_##_name##_show(struct device_driver *dev, \
57 char *buf) \
58{ \
59 return sprintf(buf,"%d\n", (unsigned int) \
60 ZFCP_GET_LOG_VALUE(ZFCP_LOG_AREA_##_define)); \
61} \
62 \
63static DRIVER_ATTR(loglevel_##_name, S_IWUSR | S_IRUGO, \
64 zfcp_sysfs_loglevel_##_name##_show, \
65 zfcp_sysfs_loglevel_##_name##_store);
66
67ZFCP_DEFINE_DRIVER_ATTR(other, OTHER);
68ZFCP_DEFINE_DRIVER_ATTR(scsi, SCSI);
69ZFCP_DEFINE_DRIVER_ATTR(fsf, FSF);
70ZFCP_DEFINE_DRIVER_ATTR(config, CONFIG);
71ZFCP_DEFINE_DRIVER_ATTR(cio, CIO);
72ZFCP_DEFINE_DRIVER_ATTR(qdio, QDIO);
73ZFCP_DEFINE_DRIVER_ATTR(erp, ERP);
74ZFCP_DEFINE_DRIVER_ATTR(fc, FC);
75
76static ssize_t zfcp_sysfs_version_show(struct device_driver *dev,
77 char *buf)
78{
79 return sprintf(buf, "%s\n", zfcp_data.driver_version);
80}
81
82static DRIVER_ATTR(version, S_IRUGO, zfcp_sysfs_version_show, NULL);
83
84static struct attribute *zfcp_driver_attrs[] = {
85 &driver_attr_loglevel_other.attr,
86 &driver_attr_loglevel_scsi.attr,
87 &driver_attr_loglevel_fsf.attr,
88 &driver_attr_loglevel_config.attr,
89 &driver_attr_loglevel_cio.attr,
90 &driver_attr_loglevel_qdio.attr,
91 &driver_attr_loglevel_erp.attr,
92 &driver_attr_loglevel_fc.attr,
93 &driver_attr_version.attr,
94 NULL
95};
96
97static struct attribute_group zfcp_driver_attr_group = {
98 .attrs = zfcp_driver_attrs,
99};
100
101struct attribute_group *zfcp_driver_attr_groups[] = {
102 &zfcp_driver_attr_group,
103 NULL,
104};
105
106#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_sysfs_port.c b/drivers/s390/scsi/zfcp_sysfs_port.c
index 703c1b5cb602..438675f2978e 100644
--- a/drivers/s390/scsi/zfcp_sysfs_port.c
+++ b/drivers/s390/scsi/zfcp_sysfs_port.c
@@ -1,28 +1,13 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * sysfs attributes for zfcp port.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#include "zfcp_ext.h" 9#include "zfcp_ext.h"
23 10
24#define ZFCP_LOG_AREA ZFCP_LOG_AREA_CONFIG
25
26/** 11/**
27 * zfcp_sysfs_port_release - gets called when a struct device port is released 12 * zfcp_sysfs_port_release - gets called when a struct device port is released
28 * @dev: pointer to belonging device 13 * @dev: pointer to belonging device
@@ -291,5 +276,3 @@ zfcp_sysfs_port_remove_files(struct device *dev, u32 flags)
291 if (!(flags & ZFCP_STATUS_PORT_WKA)) 276 if (!(flags & ZFCP_STATUS_PORT_WKA))
292 sysfs_remove_group(&dev->kobj, &zfcp_port_no_ns_attr_group); 277 sysfs_remove_group(&dev->kobj, &zfcp_port_no_ns_attr_group);
293} 278}
294
295#undef ZFCP_LOG_AREA
diff --git a/drivers/s390/scsi/zfcp_sysfs_unit.c b/drivers/s390/scsi/zfcp_sysfs_unit.c
index 80fb2c2cf48a..587d9e3e12d2 100644
--- a/drivers/s390/scsi/zfcp_sysfs_unit.c
+++ b/drivers/s390/scsi/zfcp_sysfs_unit.c
@@ -1,28 +1,13 @@
1/* 1/*
2 * This file is part of the zfcp device driver for 2 * zfcp device driver
3 * FCP adapters for IBM System z9 and zSeries.
4 * 3 *
5 * (C) Copyright IBM Corp. 2002, 2006 4 * sysfs interface for zfcp unit.
6 * 5 *
7 * This program is free software; you can redistribute it and/or modify 6 * Copyright IBM Corporation 2002, 2008
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */ 7 */
21 8
22#include "zfcp_ext.h" 9#include "zfcp_ext.h"
23 10
24#define ZFCP_LOG_AREA ZFCP_LOG_AREA_CONFIG
25
26/** 11/**
27 * zfcp_sysfs_unit_release - gets called when a struct device unit is released 12 * zfcp_sysfs_unit_release - gets called when a struct device unit is released
28 * @dev: pointer to belonging device 13 * @dev: pointer to belonging device
@@ -163,5 +148,3 @@ zfcp_sysfs_unit_remove_files(struct device *dev)
163{ 148{
164 sysfs_remove_group(&dev->kobj, &zfcp_unit_attr_group); 149 sysfs_remove_group(&dev->kobj, &zfcp_unit_attr_group);
165} 150}
166
167#undef ZFCP_LOG_AREA
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-22 06:18:11 -0500