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authorLinus Torvalds <torvalds@g5.osdl.org>2006-07-21 15:04:53 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-21 15:04:53 -0400
commit00ab956f2fefd3673edc16df55beed21834b7bdd (patch)
treeb703a595bbedaccd63b30d048b2f1cbc32ce0519 /drivers/scsi
parent53a4998229efbf5cb79ec7ca7c18f4c86f66755d (diff)
parent79bd3f8563a275d1d068bbb9189a746dc6e96f3e (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: (38 commits) [SCSI] More buffer->request_buffer changes [SCSI] mptfusion: bump version to 3.04.01 [SCSI] mptfusion: misc fix's [SCSI] mptfusion: firmware download boot fix's [SCSI] mptfusion: task abort fix's [SCSI] mptfusion: sas nexus loss support [SCSI] mptfusion: sas loginfo update [SCSI] mptfusion: mptctl panic when loading [SCSI] mptfusion: sas enclosures with smart drive [SCSI] NCR_D700: misc fixes (section and argument ordering) [SCSI] scsi_debug: must_check fixes [SCSI] scsi_transport_sas: kill the use of channel [SCSI] scsi_transport_sas: add expander backlink [SCSI] hide EH backup data outside the scsi_cmnd [SCSI] ibmvscsi: handle inactive SCSI target during probe [SCSI] ibmvscsi: allocate lpevents for ibmvscsi on iseries [SCSI] aic7[9x]xx: Remove last vestiges of reverse_scan [SCSI] aha152x: stop poking at saved scsi_cmnd members [SCSI] st.c: Improve sense output [SCSI] lpfc 8.1.7: Change version number to 8.1.7 ...
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/53c7xx.c8
-rw-r--r--drivers/scsi/NCR53C9x.c2
-rw-r--r--drivers/scsi/NCR_D700.c14
-rw-r--r--drivers/scsi/aha152x.c43
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_core.c2
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_osm.c21
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm.c1
-rw-r--r--drivers/scsi/atari_NCR5380.c2
-rw-r--r--drivers/scsi/constants.c126
-rw-r--r--drivers/scsi/esp.c4
-rw-r--r--drivers/scsi/ibmvscsi/iseries_vscsi.c2
-rw-r--r--drivers/scsi/ibmvscsi/rpa_vscsi.c1
-rw-r--r--drivers/scsi/jazz_esp.c2
-rw-r--r--drivers/scsi/lpfc/lpfc.h9
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c89
-rw-r--r--drivers/scsi/lpfc/lpfc_crtn.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c65
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c4
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c59
-rw-r--r--drivers/scsi/lpfc/lpfc_mem.c5
-rw-r--r--drivers/scsi/lpfc/lpfc_nportdisc.c11
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c64
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c55
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_version.h2
-rw-r--r--drivers/scsi/mac53c94.c2
-rw-r--r--drivers/scsi/mesh.c2
-rw-r--r--drivers/scsi/pluto.c2
-rw-r--r--drivers/scsi/qlogicpti.c4
-rw-r--r--drivers/scsi/scsi.c11
-rw-r--r--drivers/scsi/scsi_debug.c72
-rw-r--r--drivers/scsi/scsi_error.c210
-rw-r--r--drivers/scsi/scsi_lib.c88
-rw-r--r--drivers/scsi/scsi_priv.h1
-rw-r--r--drivers/scsi/scsi_transport_sas.c64
-rw-r--r--drivers/scsi/sd.c3
-rw-r--r--drivers/scsi/seagate.c2
-rw-r--r--drivers/scsi/sr.c5
-rw-r--r--drivers/scsi/st.c7
-rw-r--r--drivers/scsi/sun3_NCR5380.c2
-rw-r--r--drivers/scsi/sun3x_esp.c2
-rw-r--r--drivers/scsi/wd33c93.c2
42 files changed, 573 insertions, 500 deletions
diff --git a/drivers/scsi/53c7xx.c b/drivers/scsi/53c7xx.c
index c690c2b89e41..acf292736b4e 100644
--- a/drivers/scsi/53c7xx.c
+++ b/drivers/scsi/53c7xx.c
@@ -3451,12 +3451,12 @@ create_cmd (Scsi_Cmnd *cmd) {
3451 for (i = 0; cmd->use_sg ? (i < cmd->use_sg) : !i; cmd_datain += 4, 3451 for (i = 0; cmd->use_sg ? (i < cmd->use_sg) : !i; cmd_datain += 4,
3452 cmd_dataout += 4, ++i) { 3452 cmd_dataout += 4, ++i) {
3453 u32 vbuf = cmd->use_sg 3453 u32 vbuf = cmd->use_sg
3454 ? (u32)page_address(((struct scatterlist *)cmd->buffer)[i].page)+ 3454 ? (u32)page_address(((struct scatterlist *)cmd->request_buffer)[i].page)+
3455 ((struct scatterlist *)cmd->buffer)[i].offset 3455 ((struct scatterlist *)cmd->request_buffer)[i].offset
3456 : (u32)(cmd->request_buffer); 3456 : (u32)(cmd->request_buffer);
3457 u32 bbuf = virt_to_bus((void *)vbuf); 3457 u32 bbuf = virt_to_bus((void *)vbuf);
3458 u32 count = cmd->use_sg ? 3458 u32 count = cmd->use_sg ?
3459 ((struct scatterlist *)cmd->buffer)[i].length : 3459 ((struct scatterlist *)cmd->request_buffer)[i].length :
3460 cmd->request_bufflen; 3460 cmd->request_bufflen;
3461 3461
3462 /* 3462 /*
@@ -5417,7 +5417,7 @@ insn_to_offset (Scsi_Cmnd *cmd, u32 *insn) {
5417 5417
5418 if ((buffers = cmd->use_sg)) { 5418 if ((buffers = cmd->use_sg)) {
5419 for (offset = 0, 5419 for (offset = 0,
5420 segment = (struct scatterlist *) cmd->buffer; 5420 segment = (struct scatterlist *) cmd->request_buffer;
5421 buffers && !((found = ((ptr >= (char *)page_address(segment->page)+segment->offset) && 5421 buffers && !((found = ((ptr >= (char *)page_address(segment->page)+segment->offset) &&
5422 (ptr < ((char *)page_address(segment->page)+segment->offset+segment->length))))); 5422 (ptr < ((char *)page_address(segment->page)+segment->offset+segment->length)))));
5423 --buffers, offset += segment->length, ++segment) 5423 --buffers, offset += segment->length, ++segment)
diff --git a/drivers/scsi/NCR53C9x.c b/drivers/scsi/NCR53C9x.c
index 8a4659e94105..085db4826e0e 100644
--- a/drivers/scsi/NCR53C9x.c
+++ b/drivers/scsi/NCR53C9x.c
@@ -911,7 +911,7 @@ static void esp_get_dmabufs(struct NCR_ESP *esp, Scsi_Cmnd *sp)
911 sp->SCp.ptr = 911 sp->SCp.ptr =
912 (char *) virt_to_phys(sp->request_buffer); 912 (char *) virt_to_phys(sp->request_buffer);
913 } else { 913 } else {
914 sp->SCp.buffer = (struct scatterlist *) sp->buffer; 914 sp->SCp.buffer = (struct scatterlist *) sp->request_buffer;
915 sp->SCp.buffers_residual = sp->use_sg - 1; 915 sp->SCp.buffers_residual = sp->use_sg - 1;
916 sp->SCp.this_residual = sp->SCp.buffer->length; 916 sp->SCp.this_residual = sp->SCp.buffer->length;
917 if (esp->dma_mmu_get_scsi_sgl) 917 if (esp->dma_mmu_get_scsi_sgl)
diff --git a/drivers/scsi/NCR_D700.c b/drivers/scsi/NCR_D700.c
index a06f547e87f7..d05681f9d81a 100644
--- a/drivers/scsi/NCR_D700.c
+++ b/drivers/scsi/NCR_D700.c
@@ -114,7 +114,7 @@ MODULE_DESCRIPTION("NCR Dual700 SCSI Driver");
114MODULE_LICENSE("GPL"); 114MODULE_LICENSE("GPL");
115module_param(NCR_D700, charp, 0); 115module_param(NCR_D700, charp, 0);
116 116
117static __u8 __initdata id_array[2*(MCA_MAX_SLOT_NR + 1)] = 117static __u8 __devinitdata id_array[2*(MCA_MAX_SLOT_NR + 1)] =
118 { [0 ... 2*(MCA_MAX_SLOT_NR + 1)-1] = 7 }; 118 { [0 ... 2*(MCA_MAX_SLOT_NR + 1)-1] = 7 };
119 119
120#ifdef MODULE 120#ifdef MODULE
@@ -173,7 +173,7 @@ struct NCR_D700_private {
173 char pad; 173 char pad;
174}; 174};
175 175
176static int 176static int __devinit
177NCR_D700_probe_one(struct NCR_D700_private *p, int siop, int irq, 177NCR_D700_probe_one(struct NCR_D700_private *p, int siop, int irq,
178 int slot, u32 region, int differential) 178 int slot, u32 region, int differential)
179{ 179{
@@ -243,7 +243,7 @@ NCR_D700_intr(int irq, void *data, struct pt_regs *regs)
243 * essentially connectecd to the MCA bus independently, it is easier 243 * essentially connectecd to the MCA bus independently, it is easier
244 * to set them up as two separate host adapters, rather than one 244 * to set them up as two separate host adapters, rather than one
245 * adapter with two channels */ 245 * adapter with two channels */
246static int 246static int __devinit
247NCR_D700_probe(struct device *dev) 247NCR_D700_probe(struct device *dev)
248{ 248{
249 struct NCR_D700_private *p; 249 struct NCR_D700_private *p;
@@ -329,7 +329,7 @@ NCR_D700_probe(struct device *dev)
329 for (i = 0; i < 2; i++) { 329 for (i = 0; i < 2; i++) {
330 int err; 330 int err;
331 331
332 if ((err = NCR_D700_probe_one(p, i, slot, irq, 332 if ((err = NCR_D700_probe_one(p, i, irq, slot,
333 offset_addr + (0x80 * i), 333 offset_addr + (0x80 * i),
334 differential)) != 0) 334 differential)) != 0)
335 printk("D700: SIOP%d: probe failed, error = %d\n", 335 printk("D700: SIOP%d: probe failed, error = %d\n",
@@ -349,7 +349,7 @@ NCR_D700_probe(struct device *dev)
349 return 0; 349 return 0;
350} 350}
351 351
352static void 352static void __devexit
353NCR_D700_remove_one(struct Scsi_Host *host) 353NCR_D700_remove_one(struct Scsi_Host *host)
354{ 354{
355 scsi_remove_host(host); 355 scsi_remove_host(host);
@@ -359,7 +359,7 @@ NCR_D700_remove_one(struct Scsi_Host *host)
359 release_region(host->base, 64); 359 release_region(host->base, 64);
360} 360}
361 361
362static int 362static int __devexit
363NCR_D700_remove(struct device *dev) 363NCR_D700_remove(struct device *dev)
364{ 364{
365 struct NCR_D700_private *p = dev_get_drvdata(dev); 365 struct NCR_D700_private *p = dev_get_drvdata(dev);
@@ -380,7 +380,7 @@ static struct mca_driver NCR_D700_driver = {
380 .name = "NCR_D700", 380 .name = "NCR_D700",
381 .bus = &mca_bus_type, 381 .bus = &mca_bus_type,
382 .probe = NCR_D700_probe, 382 .probe = NCR_D700_probe,
383 .remove = NCR_D700_remove, 383 .remove = __devexit_p(NCR_D700_remove),
384 }, 384 },
385}; 385};
386 386
diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c
index 36e63f82d9f8..f974869ea323 100644
--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -551,6 +551,11 @@ struct aha152x_hostdata {
551struct aha152x_scdata { 551struct aha152x_scdata {
552 Scsi_Cmnd *next; /* next sc in queue */ 552 Scsi_Cmnd *next; /* next sc in queue */
553 struct semaphore *sem; /* semaphore to block on */ 553 struct semaphore *sem; /* semaphore to block on */
554 unsigned char cmd_len;
555 unsigned char cmnd[MAX_COMMAND_SIZE];
556 unsigned short use_sg;
557 unsigned request_bufflen;
558 void *request_buffer;
554}; 559};
555 560
556 561
@@ -1006,11 +1011,20 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct semaphore *sem, int p
1006 return FAILED; 1011 return FAILED;
1007 } 1012 }
1008 } else { 1013 } else {
1014 struct aha152x_scdata *sc;
1015
1009 SCpnt->host_scribble = kmalloc(sizeof(struct aha152x_scdata), GFP_ATOMIC); 1016 SCpnt->host_scribble = kmalloc(sizeof(struct aha152x_scdata), GFP_ATOMIC);
1010 if(SCpnt->host_scribble==0) { 1017 if(SCpnt->host_scribble==0) {
1011 printk(ERR_LEAD "allocation failed\n", CMDINFO(SCpnt)); 1018 printk(ERR_LEAD "allocation failed\n", CMDINFO(SCpnt));
1012 return FAILED; 1019 return FAILED;
1013 } 1020 }
1021
1022 sc = SCDATA(SCpnt);
1023 memcpy(sc->cmnd, SCpnt->cmnd, sizeof(sc->cmnd));
1024 sc->request_buffer = SCpnt->request_buffer;
1025 sc->request_bufflen = SCpnt->request_bufflen;
1026 sc->use_sg = SCpnt->use_sg;
1027 sc->cmd_len = SCpnt->cmd_len;
1014 } 1028 }
1015 1029
1016 SCNEXT(SCpnt) = NULL; 1030 SCNEXT(SCpnt) = NULL;
@@ -1165,6 +1179,10 @@ static int aha152x_device_reset(Scsi_Cmnd * SCpnt)
1165 DECLARE_MUTEX_LOCKED(sem); 1179 DECLARE_MUTEX_LOCKED(sem);
1166 struct timer_list timer; 1180 struct timer_list timer;
1167 int ret, issued, disconnected; 1181 int ret, issued, disconnected;
1182 unsigned char old_cmd_len = SCpnt->cmd_len;
1183 unsigned short old_use_sg = SCpnt->use_sg;
1184 void *old_buffer = SCpnt->request_buffer;
1185 unsigned old_bufflen = SCpnt->request_bufflen;
1168 unsigned long flags; 1186 unsigned long flags;
1169 1187
1170#if defined(AHA152X_DEBUG) 1188#if defined(AHA152X_DEBUG)
@@ -1198,11 +1216,11 @@ static int aha152x_device_reset(Scsi_Cmnd * SCpnt)
1198 add_timer(&timer); 1216 add_timer(&timer);
1199 down(&sem); 1217 down(&sem);
1200 del_timer(&timer); 1218 del_timer(&timer);
1201 1219
1202 SCpnt->cmd_len = SCpnt->old_cmd_len; 1220 SCpnt->cmd_len = old_cmd_len;
1203 SCpnt->use_sg = SCpnt->old_use_sg; 1221 SCpnt->use_sg = old_use_sg;
1204 SCpnt->request_buffer = SCpnt->buffer; 1222 SCpnt->request_buffer = old_buffer;
1205 SCpnt->request_bufflen = SCpnt->bufflen; 1223 SCpnt->request_bufflen = old_bufflen;
1206 1224
1207 DO_LOCK(flags); 1225 DO_LOCK(flags);
1208 1226
@@ -1565,6 +1583,9 @@ static void busfree_run(struct Scsi_Host *shpnt)
1565#endif 1583#endif
1566 1584
1567 if(DONE_SC->SCp.phase & check_condition) { 1585 if(DONE_SC->SCp.phase & check_condition) {
1586 struct scsi_cmnd *cmd = HOSTDATA(shpnt)->done_SC;
1587 struct aha152x_scdata *sc = SCDATA(cmd);
1588
1568#if 0 1589#if 0
1569 if(HOSTDATA(shpnt)->debug & debug_eh) { 1590 if(HOSTDATA(shpnt)->debug & debug_eh) {
1570 printk(ERR_LEAD "received sense: ", CMDINFO(DONE_SC)); 1591 printk(ERR_LEAD "received sense: ", CMDINFO(DONE_SC));
@@ -1573,13 +1594,13 @@ static void busfree_run(struct Scsi_Host *shpnt)
1573#endif 1594#endif
1574 1595
1575 /* restore old command */ 1596 /* restore old command */
1576 memcpy((void *) DONE_SC->cmnd, (void *) DONE_SC->data_cmnd, sizeof(DONE_SC->data_cmnd)); 1597 memcpy(cmd->cmnd, sc->cmnd, sizeof(sc->cmnd));
1577 DONE_SC->request_buffer = DONE_SC->buffer; 1598 cmd->request_buffer = sc->request_buffer;
1578 DONE_SC->request_bufflen = DONE_SC->bufflen; 1599 cmd->request_bufflen = sc->request_bufflen;
1579 DONE_SC->use_sg = DONE_SC->old_use_sg; 1600 cmd->use_sg = sc->use_sg;
1580 DONE_SC->cmd_len = DONE_SC->old_cmd_len; 1601 cmd->cmd_len = sc->cmd_len;
1581 1602
1582 DONE_SC->SCp.Status = 0x02; 1603 cmd->SCp.Status = 0x02;
1583 1604
1584 HOSTDATA(shpnt)->commands--; 1605 HOSTDATA(shpnt)->commands--;
1585 if (!HOSTDATA(shpnt)->commands) 1606 if (!HOSTDATA(shpnt)->commands)
diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c
index a1e8ca758594..653818d2f802 100644
--- a/drivers/scsi/aic7xxx/aic79xx_core.c
+++ b/drivers/scsi/aic7xxx/aic79xx_core.c
@@ -7289,7 +7289,7 @@ ahd_reset_cmds_pending(struct ahd_softc *ahd)
7289 ahd->flags &= ~AHD_UPDATE_PEND_CMDS; 7289 ahd->flags &= ~AHD_UPDATE_PEND_CMDS;
7290} 7290}
7291 7291
7292void 7292static void
7293ahd_done_with_status(struct ahd_softc *ahd, struct scb *scb, uint32_t status) 7293ahd_done_with_status(struct ahd_softc *ahd, struct scb *scb, uint32_t status)
7294{ 7294{
7295 cam_status ostat; 7295 cam_status ostat;
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c
index b244c7124179..998999c0a972 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
@@ -243,25 +243,6 @@ ahd_print_path(struct ahd_softc *ahd, struct scb *scb)
243static uint32_t aic79xx_no_reset; 243static uint32_t aic79xx_no_reset;
244 244
245/* 245/*
246 * Certain PCI motherboards will scan PCI devices from highest to lowest,
247 * others scan from lowest to highest, and they tend to do all kinds of
248 * strange things when they come into contact with PCI bridge chips. The
249 * net result of all this is that the PCI card that is actually used to boot
250 * the machine is very hard to detect. Most motherboards go from lowest
251 * PCI slot number to highest, and the first SCSI controller found is the
252 * one you boot from. The only exceptions to this are when a controller
253 * has its BIOS disabled. So, we by default sort all of our SCSI controllers
254 * from lowest PCI slot number to highest PCI slot number. We also force
255 * all controllers with their BIOS disabled to the end of the list. This
256 * works on *almost* all computers. Where it doesn't work, we have this
257 * option. Setting this option to non-0 will reverse the order of the sort
258 * to highest first, then lowest, but will still leave cards with their BIOS
259 * disabled at the very end. That should fix everyone up unless there are
260 * really strange cirumstances.
261 */
262static uint32_t aic79xx_reverse_scan;
263
264/*
265 * Should we force EXTENDED translation on a controller. 246 * Should we force EXTENDED translation on a controller.
266 * 0 == Use whatever is in the SEEPROM or default to off 247 * 0 == Use whatever is in the SEEPROM or default to off
267 * 1 == Use whatever is in the SEEPROM or default to on 248 * 1 == Use whatever is in the SEEPROM or default to on
@@ -350,7 +331,6 @@ MODULE_PARM_DESC(aic79xx,
350" periodically to prevent tag starvation.\n" 331" periodically to prevent tag starvation.\n"
351" This may be required by some older disk\n" 332" This may be required by some older disk\n"
352" or drives/RAID arrays.\n" 333" or drives/RAID arrays.\n"
353" reverse_scan Sort PCI devices highest Bus/Slot to lowest\n"
354" tag_info:<tag_str> Set per-target tag depth\n" 334" tag_info:<tag_str> Set per-target tag depth\n"
355" global_tag_depth:<int> Global tag depth for all targets on all buses\n" 335" global_tag_depth:<int> Global tag depth for all targets on all buses\n"
356" slewrate:<slewrate_list>Set the signal slew rate (0-15).\n" 336" slewrate:<slewrate_list>Set the signal slew rate (0-15).\n"
@@ -1031,7 +1011,6 @@ aic79xx_setup(char *s)
1031#ifdef AHD_DEBUG 1011#ifdef AHD_DEBUG
1032 { "debug", &ahd_debug }, 1012 { "debug", &ahd_debug },
1033#endif 1013#endif
1034 { "reverse_scan", &aic79xx_reverse_scan },
1035 { "periodic_otag", &aic79xx_periodic_otag }, 1014 { "periodic_otag", &aic79xx_periodic_otag },
1036 { "pci_parity", &aic79xx_pci_parity }, 1015 { "pci_parity", &aic79xx_pci_parity },
1037 { "seltime", &aic79xx_seltime }, 1016 { "seltime", &aic79xx_seltime },
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index debf3e2a0798..aa4be8a31415 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -353,7 +353,6 @@ MODULE_PARM_DESC(aic7xxx,
353" periodically to prevent tag starvation.\n" 353" periodically to prevent tag starvation.\n"
354" This may be required by some older disk\n" 354" This may be required by some older disk\n"
355" drives or RAID arrays.\n" 355" drives or RAID arrays.\n"
356" reverse_scan Sort PCI devices highest Bus/Slot to lowest\n"
357" tag_info:<tag_str> Set per-target tag depth\n" 356" tag_info:<tag_str> Set per-target tag depth\n"
358" global_tag_depth:<int> Global tag depth for every target\n" 357" global_tag_depth:<int> Global tag depth for every target\n"
359" on every bus\n" 358" on every bus\n"
diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c
index 007a14e5c3fd..e397129c90d1 100644
--- a/drivers/scsi/atari_NCR5380.c
+++ b/drivers/scsi/atari_NCR5380.c
@@ -507,7 +507,7 @@ static __inline__ void initialize_SCp(Scsi_Cmnd *cmd)
507 */ 507 */
508 508
509 if (cmd->use_sg) { 509 if (cmd->use_sg) {
510 cmd->SCp.buffer = (struct scatterlist *) cmd->buffer; 510 cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
511 cmd->SCp.buffers_residual = cmd->use_sg - 1; 511 cmd->SCp.buffers_residual = cmd->use_sg - 1;
512 cmd->SCp.ptr = (char *)page_address(cmd->SCp.buffer->page)+ 512 cmd->SCp.ptr = (char *)page_address(cmd->SCp.buffer->page)+
513 cmd->SCp.buffer->offset; 513 cmd->SCp.buffer->offset;
diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c
index dddd2acce76f..61f6024b61ba 100644
--- a/drivers/scsi/constants.c
+++ b/drivers/scsi/constants.c
@@ -5,6 +5,7 @@
5 * Additions for SCSI 3+ (SPC-3 T10/1416-D Rev 07 3 May 2002) 5 * Additions for SCSI 3+ (SPC-3 T10/1416-D Rev 07 3 May 2002)
6 * by D. Gilbert and aeb (20020609) 6 * by D. Gilbert and aeb (20020609)
7 * Additions for SPC-3 T10/1416-D Rev 21 22 Sept 2004, D. Gilbert 20041025 7 * Additions for SPC-3 T10/1416-D Rev 21 22 Sept 2004, D. Gilbert 20041025
8 * Update to SPC-4 T10/1713-D Rev 5a, 14 June 2006, D. Gilbert 20060702
8 */ 9 */
9 10
10#include <linux/blkdev.h> 11#include <linux/blkdev.h>
@@ -36,55 +37,56 @@ static const char * cdb_byte0_names[] = {
36/* 00-03 */ "Test Unit Ready", "Rezero Unit/Rewind", NULL, "Request Sense", 37/* 00-03 */ "Test Unit Ready", "Rezero Unit/Rewind", NULL, "Request Sense",
37/* 04-07 */ "Format Unit/Medium", "Read Block Limits", NULL, 38/* 04-07 */ "Format Unit/Medium", "Read Block Limits", NULL,
38 "Reasssign Blocks", 39 "Reasssign Blocks",
39/* 08-0d */ "Read (6)", NULL, "Write (6)", "Seek (6)", NULL, NULL, 40/* 08-0d */ "Read(6)", NULL, "Write(6)", "Seek(6)", NULL, NULL,
40/* 0e-12 */ NULL, "Read Reverse", "Write Filemarks", "Space", "Inquiry", 41/* 0e-12 */ NULL, "Read Reverse", "Write Filemarks", "Space", "Inquiry",
41/* 13-16 */ "Verify (6)", "Recover Buffered Data", "Mode Select (6)", 42/* 13-16 */ "Verify(6)", "Recover Buffered Data", "Mode Select(6)",
42 "Reserve (6)", 43 "Reserve(6)",
43/* 17-1a */ "Release (6)", "Copy", "Erase", "Mode Sense (6)", 44/* 17-1a */ "Release(6)", "Copy", "Erase", "Mode Sense(6)",
44/* 1b-1d */ "Start/Stop Unit", "Receive Diagnostic", "Send Diagnostic", 45/* 1b-1d */ "Start/Stop Unit", "Receive Diagnostic", "Send Diagnostic",
45/* 1e-1f */ "Prevent/Allow Medium Removal", NULL, 46/* 1e-1f */ "Prevent/Allow Medium Removal", NULL,
46/* 20-22 */ NULL, NULL, NULL, 47/* 20-22 */ NULL, NULL, NULL,
47/* 23-28 */ "Read Format Capacities", "Set Window", 48/* 23-28 */ "Read Format Capacities", "Set Window",
48 "Read Capacity (10)", NULL, NULL, "Read (10)", 49 "Read Capacity(10)", NULL, NULL, "Read(10)",
49/* 29-2d */ "Read Generation", "Write (10)", "Seek (10)", "Erase (10)", 50/* 29-2d */ "Read Generation", "Write(10)", "Seek(10)", "Erase(10)",
50 "Read updated block", 51 "Read updated block",
51/* 2e-31 */ "Write Verify (10)", "Verify (10)", "Search High", "Search Equal", 52/* 2e-31 */ "Write Verify(10)", "Verify(10)", "Search High", "Search Equal",
52/* 32-34 */ "Search Low", "Set Limits", "Prefetch/Read Position", 53/* 32-34 */ "Search Low", "Set Limits", "Prefetch/Read Position",
53/* 35-37 */ "Synchronize Cache (10)", "Lock/Unlock Cache (10)", 54/* 35-37 */ "Synchronize Cache(10)", "Lock/Unlock Cache(10)",
54 "Read Defect Data(10)", 55 "Read Defect Data(10)",
55/* 38-3c */ "Medium Scan", "Compare", "Copy Verify", "Write Buffer", 56/* 38-3c */ "Medium Scan", "Compare", "Copy Verify", "Write Buffer",
56 "Read Buffer", 57 "Read Buffer",
57/* 3d-3f */ "Update Block", "Read Long (10)", "Write Long (10)", 58/* 3d-3f */ "Update Block", "Read Long(10)", "Write Long(10)",
58/* 40-41 */ "Change Definition", "Write Same (10)", 59/* 40-41 */ "Change Definition", "Write Same(10)",
59/* 42-48 */ "Read sub-channel", "Read TOC/PMA/ATIP", "Read density support", 60/* 42-48 */ "Read sub-channel", "Read TOC/PMA/ATIP", "Read density support",
60 "Play audio (10)", "Get configuration", "Play audio msf", 61 "Play audio(10)", "Get configuration", "Play audio msf",
61 "Play audio track/index", 62 "Play audio track/index",
62/* 49-4f */ "Play track relative (10)", "Get event status notification", 63/* 49-4f */ "Play track relative(10)", "Get event status notification",
63 "Pause/resume", "Log Select", "Log Sense", "Stop play/scan", 64 "Pause/resume", "Log Select", "Log Sense", "Stop play/scan",
64 NULL, 65 NULL,
65/* 50-55 */ "Xdwrite", "Xpwrite, Read disk info", "Xdread, Read track info", 66/* 50-55 */ "Xdwrite", "Xpwrite, Read disk info", "Xdread, Read track info",
66 "Reserve track", "Send OPC info", "Mode Select (10)", 67 "Reserve track", "Send OPC info", "Mode Select(10)",
67/* 56-5b */ "Reserve (10)", "Release (10)", "Repair track", "Read master cue", 68/* 56-5b */ "Reserve(10)", "Release(10)", "Repair track", "Read master cue",
68 "Mode Sense (10)", "Close track/session", 69 "Mode Sense(10)", "Close track/session",
69/* 5c-5f */ "Read buffer capacity", "Send cue sheet", "Persistent reserve in", 70/* 5c-5f */ "Read buffer capacity", "Send cue sheet", "Persistent reserve in",
70 "Persistent reserve out", 71 "Persistent reserve out",
71/* 60-67 */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 72/* 60-67 */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
72/* 68-6f */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 73/* 68-6f */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
73/* 70-77 */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 74/* 70-77 */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
74/* 78-7f */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Variable length", 75/* 78-7f */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Variable length",
75/* 80-84 */ "Xdwrite (16)", "Rebuild (16)", "Regenerate (16)", "Extended copy", 76/* 80-84 */ "Xdwrite(16)", "Rebuild(16)", "Regenerate(16)", "Extended copy",
76 "Receive copy results", 77 "Receive copy results",
77/* 85-89 */ "Memory Export In (16)", "Access control in", "Access control out", 78/* 85-89 */ "ATA command pass through(16)", "Access control in",
78 "Read (16)", "Memory Export Out (16)", 79 "Access control out", "Read(16)", "Memory Export Out(16)",
79/* 8a-8f */ "Write (16)", NULL, "Read attributes", "Write attributes", 80/* 8a-8f */ "Write(16)", NULL, "Read attributes", "Write attributes",
80 "Write and verify (16)", "Verify (16)", 81 "Write and verify(16)", "Verify(16)",
81/* 90-94 */ "Pre-fetch (16)", "Synchronize cache (16)", 82/* 90-94 */ "Pre-fetch(16)", "Synchronize cache(16)",
82 "Lock/unlock cache (16)", "Write same (16)", NULL, 83 "Lock/unlock cache(16)", "Write same(16)", NULL,
83/* 95-99 */ NULL, NULL, NULL, NULL, NULL, 84/* 95-99 */ NULL, NULL, NULL, NULL, NULL,
84/* 9a-9f */ NULL, NULL, NULL, NULL, "Service action in (16)", 85/* 9a-9f */ NULL, NULL, NULL, NULL, "Service action in(16)",
85 "Service action out (16)", 86 "Service action out(16)",
86/* a0-a5 */ "Report luns", "Blank", "Send event", "Maintenance in", 87/* a0-a5 */ "Report luns", "ATA command pass through(12)/Blank",
87 "Maintenance out", "Move medium/play audio(12)", 88 "Security protocol in", "Maintenance in", "Maintenance out",
89 "Move medium/play audio(12)",
88/* a6-a9 */ "Exchange medium", "Move medium attached", "Read(12)", 90/* a6-a9 */ "Exchange medium", "Move medium attached", "Read(12)",
89 "Play track relative(12)", 91 "Play track relative(12)",
90/* aa-ae */ "Write(12)", NULL, "Erase(12), Get Performance", 92/* aa-ae */ "Write(12)", NULL, "Erase(12), Get Performance",
@@ -92,12 +94,12 @@ static const char * cdb_byte0_names[] = {
92/* af-b1 */ "Verify(12)", "Search data high(12)", "Search data equal(12)", 94/* af-b1 */ "Verify(12)", "Search data high(12)", "Search data equal(12)",
93/* b2-b4 */ "Search data low(12)", "Set limits(12)", 95/* b2-b4 */ "Search data low(12)", "Set limits(12)",
94 "Read element status attached", 96 "Read element status attached",
95/* b5-b6 */ "Request volume element address", "Send volume tag, set streaming", 97/* b5-b6 */ "Security protocol out", "Send volume tag, set streaming",
96/* b7-b9 */ "Read defect data(12)", "Read element status", "Read CD msf", 98/* b7-b9 */ "Read defect data(12)", "Read element status", "Read CD msf",
97/* ba-bc */ "Redundancy group (in), Scan", 99/* ba-bc */ "Redundancy group (in), Scan",
98 "Redundancy group (out), Set cd-rom speed", "Spare in, Play cd", 100 "Redundancy group (out), Set cd-rom speed", "Spare (in), Play cd",
99/* bd-bf */ "Spare out, Mechanism status", "Volume set in, Read cd", 101/* bd-bf */ "Spare (out), Mechanism status", "Volume set (in), Read cd",
100 "Volume set out, Send DVD structure", 102 "Volume set (out), Send DVD structure",
101}; 103};
102 104
103struct value_name_pair { 105struct value_name_pair {
@@ -112,6 +114,7 @@ static const struct value_name_pair maint_in_arr[] = {
112 {0xc, "Report supported operation codes"}, 114 {0xc, "Report supported operation codes"},
113 {0xd, "Report supported task management functions"}, 115 {0xd, "Report supported task management functions"},
114 {0xe, "Report priority"}, 116 {0xe, "Report priority"},
117 {0xf, "Report timestamp"},
115}; 118};
116#define MAINT_IN_SZ ARRAY_SIZE(maint_in_arr) 119#define MAINT_IN_SZ ARRAY_SIZE(maint_in_arr)
117 120
@@ -120,6 +123,7 @@ static const struct value_name_pair maint_out_arr[] = {
120 {0xa, "Set target port groups"}, 123 {0xa, "Set target port groups"},
121 {0xb, "Change aliases"}, 124 {0xb, "Change aliases"},
122 {0xe, "Set priority"}, 125 {0xe, "Set priority"},
126 {0xe, "Set timestamp"},
123}; 127};
124#define MAINT_OUT_SZ ARRAY_SIZE(maint_out_arr) 128#define MAINT_OUT_SZ ARRAY_SIZE(maint_out_arr)
125 129
@@ -427,6 +431,7 @@ static struct error_info additional[] =
427 {0x001A, "Rewind operation in progress"}, 431 {0x001A, "Rewind operation in progress"},
428 {0x001B, "Set capacity operation in progress"}, 432 {0x001B, "Set capacity operation in progress"},
429 {0x001C, "Verify operation in progress"}, 433 {0x001C, "Verify operation in progress"},
434 {0x001D, "ATA pass through information available"},
430 435
431 {0x0100, "No index/sector signal"}, 436 {0x0100, "No index/sector signal"},
432 437
@@ -438,7 +443,7 @@ static struct error_info additional[] =
438 443
439 {0x0400, "Logical unit not ready, cause not reportable"}, 444 {0x0400, "Logical unit not ready, cause not reportable"},
440 {0x0401, "Logical unit is in process of becoming ready"}, 445 {0x0401, "Logical unit is in process of becoming ready"},
441 {0x0402, "Logical unit not ready, initializing cmd. required"}, 446 {0x0402, "Logical unit not ready, initializing command required"},
442 {0x0403, "Logical unit not ready, manual intervention required"}, 447 {0x0403, "Logical unit not ready, manual intervention required"},
443 {0x0404, "Logical unit not ready, format in progress"}, 448 {0x0404, "Logical unit not ready, format in progress"},
444 {0x0405, "Logical unit not ready, rebuild in progress"}, 449 {0x0405, "Logical unit not ready, rebuild in progress"},
@@ -478,6 +483,9 @@ static struct error_info additional[] =
478 {0x0B00, "Warning"}, 483 {0x0B00, "Warning"},
479 {0x0B01, "Warning - specified temperature exceeded"}, 484 {0x0B01, "Warning - specified temperature exceeded"},
480 {0x0B02, "Warning - enclosure degraded"}, 485 {0x0B02, "Warning - enclosure degraded"},
486 {0x0B03, "Warning - background self-test failed"},
487 {0x0B04, "Warning - background pre-scan detected medium error"},
488 {0x0B05, "Warning - background medium scan detected medium error"},
481 489
482 {0x0C00, "Write error"}, 490 {0x0C00, "Write error"},
483 {0x0C01, "Write error - recovered with auto reallocation"}, 491 {0x0C01, "Write error - recovered with auto reallocation"},
@@ -493,6 +501,7 @@ static struct error_info additional[] =
493 {0x0C0B, "Auxiliary memory write error"}, 501 {0x0C0B, "Auxiliary memory write error"},
494 {0x0C0C, "Write error - unexpected unsolicited data"}, 502 {0x0C0C, "Write error - unexpected unsolicited data"},
495 {0x0C0D, "Write error - not enough unsolicited data"}, 503 {0x0C0D, "Write error - not enough unsolicited data"},
504 {0x0C0F, "Defects in error window"},
496 505
497 {0x0D00, "Error detected by third party temporary initiator"}, 506 {0x0D00, "Error detected by third party temporary initiator"},
498 {0x0D01, "Third party device failure"}, 507 {0x0D01, "Third party device failure"},
@@ -504,11 +513,12 @@ static struct error_info additional[] =
504 {0x0E00, "Invalid information unit"}, 513 {0x0E00, "Invalid information unit"},
505 {0x0E01, "Information unit too short"}, 514 {0x0E01, "Information unit too short"},
506 {0x0E02, "Information unit too long"}, 515 {0x0E02, "Information unit too long"},
516 {0x0E03, "Invalid field in command information unit"},
507 517
508 {0x1000, "Id CRC or ECC error"}, 518 {0x1000, "Id CRC or ECC error"},
509 {0x1001, "Data block guard check failed"}, 519 {0x1001, "Logical block guard check failed"},
510 {0x1002, "Data block application tag check failed"}, 520 {0x1002, "Logical block application tag check failed"},
511 {0x1003, "Data block reference tag check failed"}, 521 {0x1003, "Logical block reference tag check failed"},
512 522
513 {0x1100, "Unrecovered read error"}, 523 {0x1100, "Unrecovered read error"},
514 {0x1101, "Read retries exhausted"}, 524 {0x1101, "Read retries exhausted"},
@@ -530,6 +540,7 @@ static struct error_info additional[] =
530 {0x1111, "Read error - loss of streaming"}, 540 {0x1111, "Read error - loss of streaming"},
531 {0x1112, "Auxiliary memory read error"}, 541 {0x1112, "Auxiliary memory read error"},
532 {0x1113, "Read error - failed retransmission request"}, 542 {0x1113, "Read error - failed retransmission request"},
543 {0x1114, "Read error - lba marked bad by application client"},
533 544
534 {0x1200, "Address mark not found for id field"}, 545 {0x1200, "Address mark not found for id field"},
535 546
@@ -610,11 +621,14 @@ static struct error_info additional[] =
610 {0x2100, "Logical block address out of range"}, 621 {0x2100, "Logical block address out of range"},
611 {0x2101, "Invalid element address"}, 622 {0x2101, "Invalid element address"},
612 {0x2102, "Invalid address for write"}, 623 {0x2102, "Invalid address for write"},
624 {0x2103, "Invalid write crossing layer jump"},
613 625
614 {0x2200, "Illegal function (use 20 00, 24 00, or 26 00)"}, 626 {0x2200, "Illegal function (use 20 00, 24 00, or 26 00)"},
615 627
616 {0x2400, "Invalid field in cdb"}, 628 {0x2400, "Invalid field in cdb"},
617 {0x2401, "CDB decryption error"}, 629 {0x2401, "CDB decryption error"},
630 {0x2402, "Obsolete"},
631 {0x2403, "Obsolete"},
618 {0x2404, "Security audit value frozen"}, 632 {0x2404, "Security audit value frozen"},
619 {0x2405, "Security working key frozen"}, 633 {0x2405, "Security working key frozen"},
620 {0x2406, "Nonce not unique"}, 634 {0x2406, "Nonce not unique"},
@@ -637,7 +651,10 @@ static struct error_info additional[] =
637 {0x260C, "Invalid operation for copy source or destination"}, 651 {0x260C, "Invalid operation for copy source or destination"},
638 {0x260D, "Copy segment granularity violation"}, 652 {0x260D, "Copy segment granularity violation"},
639 {0x260E, "Invalid parameter while port is enabled"}, 653 {0x260E, "Invalid parameter while port is enabled"},
640 {0x260F, "Invalid data-out buffer integrity"}, 654 {0x260F, "Invalid data-out buffer integrity check value"},
655 {0x2610, "Data decryption key fail limit reached"},
656 {0x2611, "Incomplete key-associated data set"},
657 {0x2612, "Vendor specific key reference not found"},
641 658
642 {0x2700, "Write protected"}, 659 {0x2700, "Write protected"},
643 {0x2701, "Hardware write protected"}, 660 {0x2701, "Hardware write protected"},
@@ -649,6 +666,7 @@ static struct error_info additional[] =
649 666
650 {0x2800, "Not ready to ready change, medium may have changed"}, 667 {0x2800, "Not ready to ready change, medium may have changed"},
651 {0x2801, "Import or export element accessed"}, 668 {0x2801, "Import or export element accessed"},
669 {0x2802, "Format-layer may have changed"},
652 670
653 {0x2900, "Power on, reset, or bus device reset occurred"}, 671 {0x2900, "Power on, reset, or bus device reset occurred"},
654 {0x2901, "Power on occurred"}, 672 {0x2901, "Power on occurred"},
@@ -669,6 +687,11 @@ static struct error_info additional[] =
669 {0x2A07, "Implicit asymmetric access state transition failed"}, 687 {0x2A07, "Implicit asymmetric access state transition failed"},
670 {0x2A08, "Priority changed"}, 688 {0x2A08, "Priority changed"},
671 {0x2A09, "Capacity data has changed"}, 689 {0x2A09, "Capacity data has changed"},
690 {0x2A10, "Timestamp changed"},
691 {0x2A11, "Data encryption parameters changed by another i_t nexus"},
692 {0x2A12, "Data encryption parameters changed by vendor specific "
693 "event"},
694 {0x2A13, "Data encryption key instance counter has changed"},
672 695
673 {0x2B00, "Copy cannot execute since host cannot disconnect"}, 696 {0x2B00, "Copy cannot execute since host cannot disconnect"},
674 697
@@ -690,6 +713,7 @@ static struct error_info additional[] =
690 {0x2E00, "Insufficient time for operation"}, 713 {0x2E00, "Insufficient time for operation"},
691 714
692 {0x2F00, "Commands cleared by another initiator"}, 715 {0x2F00, "Commands cleared by another initiator"},
716 {0x2F01, "Commands cleared by power loss notification"},
693 717
694 {0x3000, "Incompatible medium installed"}, 718 {0x3000, "Incompatible medium installed"},
695 {0x3001, "Cannot read medium - unknown format"}, 719 {0x3001, "Cannot read medium - unknown format"},
@@ -702,7 +726,8 @@ static struct error_info additional[] =
702 {0x3008, "Cannot write - application code mismatch"}, 726 {0x3008, "Cannot write - application code mismatch"},
703 {0x3009, "Current session not fixated for append"}, 727 {0x3009, "Current session not fixated for append"},
704 {0x300A, "Cleaning request rejected"}, 728 {0x300A, "Cleaning request rejected"},
705 {0x300C, "WORM medium, overwrite attempted"}, 729 {0x300C, "WORM medium - overwrite attempted"},
730 {0x300D, "WORM medium - integrity check"},
706 {0x3010, "Medium not formatted"}, 731 {0x3010, "Medium not formatted"},
707 732
708 {0x3100, "Medium format corrupted"}, 733 {0x3100, "Medium format corrupted"},
@@ -790,6 +815,9 @@ static struct error_info additional[] =
790 {0x3F0F, "Echo buffer overwritten"}, 815 {0x3F0F, "Echo buffer overwritten"},
791 {0x3F10, "Medium loadable"}, 816 {0x3F10, "Medium loadable"},
792 {0x3F11, "Medium auxiliary memory accessible"}, 817 {0x3F11, "Medium auxiliary memory accessible"},
818 {0x3F12, "iSCSI IP address added"},
819 {0x3F13, "iSCSI IP address removed"},
820 {0x3F14, "iSCSI IP address changed"},
793/* 821/*
794 * {0x40NN, "Ram failure"}, 822 * {0x40NN, "Ram failure"},
795 * {0x40NN, "Diagnostic failure on component nn"}, 823 * {0x40NN, "Diagnostic failure on component nn"},
@@ -799,6 +827,7 @@ static struct error_info additional[] =
799 {0x4300, "Message error"}, 827 {0x4300, "Message error"},
800 828
801 {0x4400, "Internal target failure"}, 829 {0x4400, "Internal target failure"},
830 {0x4471, "ATA device failed set features"},
802 831
803 {0x4500, "Select or reselect failure"}, 832 {0x4500, "Select or reselect failure"},
804 833
@@ -807,9 +836,10 @@ static struct error_info additional[] =
807 {0x4700, "Scsi parity error"}, 836 {0x4700, "Scsi parity error"},
808 {0x4701, "Data phase CRC error detected"}, 837 {0x4701, "Data phase CRC error detected"},
809 {0x4702, "Scsi parity error detected during st data phase"}, 838 {0x4702, "Scsi parity error detected during st data phase"},
810 {0x4703, "Information unit CRC error detected"}, 839 {0x4703, "Information unit iuCRC error detected"},
811 {0x4704, "Asynchronous information protection error detected"}, 840 {0x4704, "Asynchronous information protection error detected"},
812 {0x4705, "Protocol service CRC error"}, 841 {0x4705, "Protocol service CRC error"},
842 {0x4706, "Phy test function in progress"},
813 {0x477f, "Some commands cleared by iSCSI Protocol event"}, 843 {0x477f, "Some commands cleared by iSCSI Protocol event"},
814 844
815 {0x4800, "Initiator detected error message received"}, 845 {0x4800, "Initiator detected error message received"},
@@ -844,6 +874,8 @@ static struct error_info additional[] =
844 {0x5300, "Media load or eject failed"}, 874 {0x5300, "Media load or eject failed"},
845 {0x5301, "Unload tape failure"}, 875 {0x5301, "Unload tape failure"},
846 {0x5302, "Medium removal prevented"}, 876 {0x5302, "Medium removal prevented"},
877 {0x5303, "Medium removal prevented by data transfer element"},
878 {0x5304, "Medium thread or unthread failure"},
847 879
848 {0x5400, "Scsi to host system interface failure"}, 880 {0x5400, "Scsi to host system interface failure"},
849 881
@@ -855,6 +887,7 @@ static struct error_info additional[] =
855 {0x5505, "Insufficient access control resources"}, 887 {0x5505, "Insufficient access control resources"},
856 {0x5506, "Auxiliary memory out of space"}, 888 {0x5506, "Auxiliary memory out of space"},
857 {0x5507, "Quota error"}, 889 {0x5507, "Quota error"},
890 {0x5508, "Maximum number of supplemental decryption keys exceeded"},
858 891
859 {0x5700, "Unable to recover table-of-contents"}, 892 {0x5700, "Unable to recover table-of-contents"},
860 893
@@ -1004,6 +1037,7 @@ static struct error_info additional[] =
1004 {0x6708, "Assign failure occurred"}, 1037 {0x6708, "Assign failure occurred"},
1005 {0x6709, "Multiply assigned logical unit"}, 1038 {0x6709, "Multiply assigned logical unit"},
1006 {0x670A, "Set target port groups command failed"}, 1039 {0x670A, "Set target port groups command failed"},
1040 {0x670B, "ATA device feature not enabled"},
1007 1041
1008 {0x6800, "Logical unit not configured"}, 1042 {0x6800, "Logical unit not configured"},
1009 1043
@@ -1030,6 +1064,8 @@ static struct error_info additional[] =
1030 {0x6F03, "Read of scrambled sector without authentication"}, 1064 {0x6F03, "Read of scrambled sector without authentication"},
1031 {0x6F04, "Media region code is mismatched to logical unit region"}, 1065 {0x6F04, "Media region code is mismatched to logical unit region"},
1032 {0x6F05, "Drive region must be permanent/region reset count error"}, 1066 {0x6F05, "Drive region must be permanent/region reset count error"},
1067 {0x6F06, "Insufficient block count for binding nonce recording"},
1068 {0x6F07, "Conflict in binding nonce recording"},
1033/* 1069/*
1034 * {0x70NN, "Decompression exception short algorithm id of nn"}, 1070 * {0x70NN, "Decompression exception short algorithm id of nn"},
1035 */ 1071 */
@@ -1041,6 +1077,8 @@ static struct error_info additional[] =
1041 {0x7203, "Session fixation error - incomplete track in session"}, 1077 {0x7203, "Session fixation error - incomplete track in session"},
1042 {0x7204, "Empty or partially written reserved track"}, 1078 {0x7204, "Empty or partially written reserved track"},
1043 {0x7205, "No more track reservations allowed"}, 1079 {0x7205, "No more track reservations allowed"},
1080 {0x7206, "RMZ extension is not allowed"},
1081 {0x7207, "No more test zone extensions are allowed"},
1044 1082
1045 {0x7300, "Cd control error"}, 1083 {0x7300, "Cd control error"},
1046 {0x7301, "Power calibration area almost full"}, 1084 {0x7301, "Power calibration area almost full"},
@@ -1049,6 +1087,18 @@ static struct error_info additional[] =
1049 {0x7304, "Program memory area update failure"}, 1087 {0x7304, "Program memory area update failure"},
1050 {0x7305, "Program memory area is full"}, 1088 {0x7305, "Program memory area is full"},
1051 {0x7306, "RMA/PMA is almost full"}, 1089 {0x7306, "RMA/PMA is almost full"},
1090 {0x7310, "Current power calibration area almost full"},
1091 {0x7311, "Current power calibration area is full"},
1092 {0x7317, "RDZ is full"},
1093
1094 {0x7400, "Security error"},
1095 {0x7401, "Unable to decrypt data"},
1096 {0x7402, "Unencrypted data encountered while decrypting"},
1097 {0x7403, "Incorrect data encryption key"},
1098 {0x7404, "Cryptographic integrity validation failed"},
1099 {0x7405, "Error decrypting data"},
1100 {0x7471, "Logical unit access not authorized"},
1101
1052 {0, NULL} 1102 {0, NULL}
1053}; 1103};
1054 1104
diff --git a/drivers/scsi/esp.c b/drivers/scsi/esp.c
index 10573c24a50b..eaf64c7e54e7 100644
--- a/drivers/scsi/esp.c
+++ b/drivers/scsi/esp.c
@@ -1397,7 +1397,7 @@ static void esp_get_dmabufs(struct esp *esp, struct scsi_cmnd *sp)
1397 sp->SCp.ptr = NULL; 1397 sp->SCp.ptr = NULL;
1398 } 1398 }
1399 } else { 1399 } else {
1400 sp->SCp.buffer = (struct scatterlist *) sp->buffer; 1400 sp->SCp.buffer = (struct scatterlist *) sp->request_buffer;
1401 sp->SCp.buffers_residual = sbus_map_sg(esp->sdev, 1401 sp->SCp.buffers_residual = sbus_map_sg(esp->sdev,
1402 sp->SCp.buffer, 1402 sp->SCp.buffer,
1403 sp->use_sg, 1403 sp->use_sg,
@@ -1410,7 +1410,7 @@ static void esp_get_dmabufs(struct esp *esp, struct scsi_cmnd *sp)
1410static void esp_release_dmabufs(struct esp *esp, struct scsi_cmnd *sp) 1410static void esp_release_dmabufs(struct esp *esp, struct scsi_cmnd *sp)
1411{ 1411{
1412 if (sp->use_sg) { 1412 if (sp->use_sg) {
1413 sbus_unmap_sg(esp->sdev, sp->buffer, sp->use_sg, 1413 sbus_unmap_sg(esp->sdev, sp->request_buffer, sp->use_sg,
1414 sp->sc_data_direction); 1414 sp->sc_data_direction);
1415 } else if (sp->request_bufflen) { 1415 } else if (sp->request_bufflen) {
1416 sbus_unmap_single(esp->sdev, 1416 sbus_unmap_single(esp->sdev,
diff --git a/drivers/scsi/ibmvscsi/iseries_vscsi.c b/drivers/scsi/ibmvscsi/iseries_vscsi.c
index 7eed0b098171..6aeb5f003c3c 100644
--- a/drivers/scsi/ibmvscsi/iseries_vscsi.c
+++ b/drivers/scsi/ibmvscsi/iseries_vscsi.c
@@ -81,7 +81,7 @@ int ibmvscsi_init_crq_queue(struct crq_queue *queue,
81 int rc; 81 int rc;
82 82
83 single_host_data = hostdata; 83 single_host_data = hostdata;
84 rc = viopath_open(viopath_hostLp, viomajorsubtype_scsi, 0); 84 rc = viopath_open(viopath_hostLp, viomajorsubtype_scsi, max_requests);
85 if (rc < 0) { 85 if (rc < 0) {
86 printk("viopath_open failed with rc %d in open_event_path\n", 86 printk("viopath_open failed with rc %d in open_event_path\n",
87 rc); 87 rc);
diff --git a/drivers/scsi/ibmvscsi/rpa_vscsi.c b/drivers/scsi/ibmvscsi/rpa_vscsi.c
index 242b8873b333..ed22b96580c6 100644
--- a/drivers/scsi/ibmvscsi/rpa_vscsi.c
+++ b/drivers/scsi/ibmvscsi/rpa_vscsi.c
@@ -238,6 +238,7 @@ int ibmvscsi_init_crq_queue(struct crq_queue *queue,
238 if (rc == 2) { 238 if (rc == 2) {
239 /* Adapter is good, but other end is not ready */ 239 /* Adapter is good, but other end is not ready */
240 printk(KERN_WARNING "ibmvscsi: Partner adapter not ready\n"); 240 printk(KERN_WARNING "ibmvscsi: Partner adapter not ready\n");
241 retrc = 0;
241 } else if (rc != 0) { 242 } else if (rc != 0) {
242 printk(KERN_WARNING "ibmvscsi: Error %d opening adapter\n", rc); 243 printk(KERN_WARNING "ibmvscsi: Error %d opening adapter\n", rc);
243 goto reg_crq_failed; 244 goto reg_crq_failed;
diff --git a/drivers/scsi/jazz_esp.c b/drivers/scsi/jazz_esp.c
index 3fd8a96f2af3..bfac4441d89f 100644
--- a/drivers/scsi/jazz_esp.c
+++ b/drivers/scsi/jazz_esp.c
@@ -257,7 +257,7 @@ static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp)
257static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp) 257static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp)
258{ 258{
259 int sz = sp->use_sg - 1; 259 int sz = sp->use_sg - 1;
260 struct scatterlist *sg = (struct scatterlist *)sp->buffer; 260 struct scatterlist *sg = (struct scatterlist *)sp->request_buffer;
261 261
262 while(sz >= 0) { 262 while(sz >= 0) {
263 vdma_free(sg[sz].dma_address); 263 vdma_free(sg[sz].dma_address);
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index f81691fcf177..d44f9aac6b8f 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -21,10 +21,12 @@
21 21
22struct lpfc_sli2_slim; 22struct lpfc_sli2_slim;
23 23
24#define LPFC_MAX_TARGET 256 /* max targets supported */
25#define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els req */
26#define LPFC_MAX_NS_RETRY 3 /* max NameServer retries */
27 24
25#define LPFC_MAX_TARGET 256 /* max number of targets supported */
26#define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els
27 requests */
28#define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact
29 the NameServer before giving up. */
28#define LPFC_DFT_HBA_Q_DEPTH 2048 /* max cmds per hba */ 30#define LPFC_DFT_HBA_Q_DEPTH 2048 /* max cmds per hba */
29#define LPFC_LC_HBA_Q_DEPTH 1024 /* max cmds per low cost hba */ 31#define LPFC_LC_HBA_Q_DEPTH 1024 /* max cmds per low cost hba */
30#define LPFC_LP101_HBA_Q_DEPTH 128 /* max cmds per low cost hba */ 32#define LPFC_LP101_HBA_Q_DEPTH 128 /* max cmds per low cost hba */
@@ -41,7 +43,6 @@ struct lpfc_sli2_slim;
41 (( (u64)(high)<<16 ) << 16)|( (u64)(low)))) 43 (( (u64)(high)<<16 ) << 16)|( (u64)(low))))
42/* Provide maximum configuration definitions. */ 44/* Provide maximum configuration definitions. */
43#define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */ 45#define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */
44#define MAX_FCP_TARGET 256 /* max num of FCP targets supported */
45#define FC_MAX_ADPTMSG 64 46#define FC_MAX_ADPTMSG 64
46 47
47#define MAX_HBAEVT 32 48#define MAX_HBAEVT 32
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index b62a72dfab29..5c68cdd8736f 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -219,9 +219,19 @@ lpfc_issue_lip(struct Scsi_Host *host)
219 return -ENOMEM; 219 return -ENOMEM;
220 220
221 memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t)); 221 memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
222 lpfc_init_link(phba, pmboxq, phba->cfg_topology, phba->cfg_link_speed); 222 pmboxq->mb.mbxCommand = MBX_DOWN_LINK;
223 pmboxq->mb.mbxOwner = OWN_HOST;
224
223 mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); 225 mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
224 226
227 if ((mbxstatus == MBX_SUCCESS) && (pmboxq->mb.mbxStatus == 0)) {
228 memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
229 lpfc_init_link(phba, pmboxq, phba->cfg_topology,
230 phba->cfg_link_speed);
231 mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq,
232 phba->fc_ratov * 2);
233 }
234
225 if (mbxstatus == MBX_TIMEOUT) 235 if (mbxstatus == MBX_TIMEOUT)
226 pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl; 236 pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
227 else 237 else
@@ -233,51 +243,53 @@ lpfc_issue_lip(struct Scsi_Host *host)
233 return 0; 243 return 0;
234} 244}
235 245
236static ssize_t 246static int
237lpfc_nport_evt_cnt_show(struct class_device *cdev, char *buf) 247lpfc_selective_reset(struct lpfc_hba *phba)
238{ 248{
239 struct Scsi_Host *host = class_to_shost(cdev); 249 struct completion online_compl;
240 struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; 250 int status = 0;
241 return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt); 251
252 init_completion(&online_compl);
253 lpfc_workq_post_event(phba, &status, &online_compl,
254 LPFC_EVT_OFFLINE);
255 wait_for_completion(&online_compl);
256
257 if (status != 0)
258 return -EIO;
259
260 init_completion(&online_compl);
261 lpfc_workq_post_event(phba, &status, &online_compl,
262 LPFC_EVT_ONLINE);
263 wait_for_completion(&online_compl);
264
265 if (status != 0)
266 return -EIO;
267
268 return 0;
242} 269}
243 270
244static ssize_t 271static ssize_t
245lpfc_board_online_show(struct class_device *cdev, char *buf) 272lpfc_issue_reset(struct class_device *cdev, const char *buf, size_t count)
246{ 273{
247 struct Scsi_Host *host = class_to_shost(cdev); 274 struct Scsi_Host *host = class_to_shost(cdev);
248 struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; 275 struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
276 int status = -EINVAL;
249 277
250 if (phba->fc_flag & FC_OFFLINE_MODE) 278 if (strncmp(buf, "selective", sizeof("selective") - 1) == 0)
251 return snprintf(buf, PAGE_SIZE, "0\n"); 279 status = lpfc_selective_reset(phba);
280
281 if (status == 0)
282 return strlen(buf);
252 else 283 else
253 return snprintf(buf, PAGE_SIZE, "1\n"); 284 return status;
254} 285}
255 286
256static ssize_t 287static ssize_t
257lpfc_board_online_store(struct class_device *cdev, const char *buf, 288lpfc_nport_evt_cnt_show(struct class_device *cdev, char *buf)
258 size_t count)
259{ 289{
260 struct Scsi_Host *host = class_to_shost(cdev); 290 struct Scsi_Host *host = class_to_shost(cdev);
261 struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; 291 struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
262 struct completion online_compl; 292 return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt);
263 int val=0, status=0;
264
265 if (sscanf(buf, "%d", &val) != 1)
266 return -EINVAL;
267
268 init_completion(&online_compl);
269
270 if (val)
271 lpfc_workq_post_event(phba, &status, &online_compl,
272 LPFC_EVT_ONLINE);
273 else
274 lpfc_workq_post_event(phba, &status, &online_compl,
275 LPFC_EVT_OFFLINE);
276 wait_for_completion(&online_compl);
277 if (!status)
278 return strlen(buf);
279 else
280 return -EIO;
281} 293}
282 294
283static ssize_t 295static ssize_t
@@ -532,10 +544,9 @@ static CLASS_DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show,
532 NULL); 544 NULL);
533static CLASS_DEVICE_ATTR(management_version, S_IRUGO, management_version_show, 545static CLASS_DEVICE_ATTR(management_version, S_IRUGO, management_version_show,
534 NULL); 546 NULL);
535static CLASS_DEVICE_ATTR(board_online, S_IRUGO | S_IWUSR,
536 lpfc_board_online_show, lpfc_board_online_store);
537static CLASS_DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR, 547static CLASS_DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR,
538 lpfc_board_mode_show, lpfc_board_mode_store); 548 lpfc_board_mode_show, lpfc_board_mode_store);
549static CLASS_DEVICE_ATTR(issue_reset, S_IWUSR, NULL, lpfc_issue_reset);
539 550
540static int lpfc_poll = 0; 551static int lpfc_poll = 0;
541module_param(lpfc_poll, int, 0); 552module_param(lpfc_poll, int, 0);
@@ -695,12 +706,12 @@ LPFC_ATTR(discovery_threads, 32, 1, 64, "Maximum number of ELS commands "
695 "during discovery"); 706 "during discovery");
696 707
697/* 708/*
698# lpfc_max_luns: maximum number of LUNs per target driver will support 709# lpfc_max_luns: maximum allowed LUN.
699# Value range is [1,32768]. Default value is 256. 710# Value range is [0,65535]. Default value is 255.
700# NOTE: The SCSI layer will scan each target for this many luns 711# NOTE: The SCSI layer might probe all allowed LUN on some old targets.
701*/ 712*/
702LPFC_ATTR_R(max_luns, 256, 1, 32768, 713LPFC_ATTR_R(max_luns, 255, 0, 65535,
703 "Maximum number of LUNs per target driver will support"); 714 "Maximum allowed LUN");
704 715
705/* 716/*
706# lpfc_poll_tmo: .Milliseconds driver will wait between polling FCP ring. 717# lpfc_poll_tmo: .Milliseconds driver will wait between polling FCP ring.
@@ -739,8 +750,8 @@ struct class_device_attribute *lpfc_host_attrs[] = {
739 &class_device_attr_lpfc_max_luns, 750 &class_device_attr_lpfc_max_luns,
740 &class_device_attr_nport_evt_cnt, 751 &class_device_attr_nport_evt_cnt,
741 &class_device_attr_management_version, 752 &class_device_attr_management_version,
742 &class_device_attr_board_online,
743 &class_device_attr_board_mode, 753 &class_device_attr_board_mode,
754 &class_device_attr_issue_reset,
744 &class_device_attr_lpfc_poll, 755 &class_device_attr_lpfc_poll,
745 &class_device_attr_lpfc_poll_tmo, 756 &class_device_attr_lpfc_poll_tmo,
746 NULL, 757 NULL,
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index ee22173fce43..517e9e4dd461 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -147,6 +147,7 @@ int lpfc_sli_hba_setup(struct lpfc_hba *);
147int lpfc_sli_hba_down(struct lpfc_hba *); 147int lpfc_sli_hba_down(struct lpfc_hba *);
148int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 148int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
149int lpfc_sli_handle_mb_event(struct lpfc_hba *); 149int lpfc_sli_handle_mb_event(struct lpfc_hba *);
150int lpfc_sli_flush_mbox_queue(struct lpfc_hba *);
150int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *, 151int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
151 struct lpfc_sli_ring *, uint32_t); 152 struct lpfc_sli_ring *, uint32_t);
152void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 153void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 4126fd87956f..b89f6cb641e6 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -648,33 +648,32 @@ lpfc_more_plogi(struct lpfc_hba * phba)
648} 648}
649 649
650static struct lpfc_nodelist * 650static struct lpfc_nodelist *
651lpfc_plogi_confirm_nport(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb, 651lpfc_plogi_confirm_nport(struct lpfc_hba * phba, struct lpfc_dmabuf *prsp,
652 struct lpfc_nodelist *ndlp) 652 struct lpfc_nodelist *ndlp)
653{ 653{
654 struct lpfc_nodelist *new_ndlp; 654 struct lpfc_nodelist *new_ndlp;
655 struct lpfc_dmabuf *pcmd, *prsp;
656 uint32_t *lp; 655 uint32_t *lp;
657 struct serv_parm *sp; 656 struct serv_parm *sp;
658 uint8_t name[sizeof (struct lpfc_name)]; 657 uint8_t name[sizeof (struct lpfc_name)];
659 uint32_t rc; 658 uint32_t rc;
660 659
661 pcmd = (struct lpfc_dmabuf *) cmdiocb->context2;
662 prsp = (struct lpfc_dmabuf *) pcmd->list.next;
663 lp = (uint32_t *) prsp->virt; 660 lp = (uint32_t *) prsp->virt;
664 sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); 661 sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t));
662 memset(name, 0, sizeof (struct lpfc_name));
665 663
666 /* Now we to find out if the NPort we are logging into, matches the WWPN 664 /* Now we to find out if the NPort we are logging into, matches the WWPN
667 * we have for that ndlp. If not, we have some work to do. 665 * we have for that ndlp. If not, we have some work to do.
668 */ 666 */
669 new_ndlp = lpfc_findnode_wwpn(phba, NLP_SEARCH_ALL, &sp->portName); 667 new_ndlp = lpfc_findnode_wwpn(phba, NLP_SEARCH_ALL, &sp->portName);
670 668
671 memset(name, 0, sizeof (struct lpfc_name)); 669 if (new_ndlp == ndlp)
672 rc = memcmp(&ndlp->nlp_portname, name, sizeof(struct lpfc_name));
673 if (!rc || (new_ndlp == ndlp)) {
674 return ndlp; 670 return ndlp;
675 }
676 671
677 if (!new_ndlp) { 672 if (!new_ndlp) {
673 rc =
674 memcmp(&ndlp->nlp_portname, name, sizeof(struct lpfc_name));
675 if (!rc)
676 return ndlp;
678 new_ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_ATOMIC); 677 new_ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_ATOMIC);
679 if (!new_ndlp) 678 if (!new_ndlp)
680 return ndlp; 679 return ndlp;
@@ -683,17 +682,21 @@ lpfc_plogi_confirm_nport(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
683 } 682 }
684 683
685 lpfc_unreg_rpi(phba, new_ndlp); 684 lpfc_unreg_rpi(phba, new_ndlp);
686 new_ndlp->nlp_prev_state = ndlp->nlp_state;
687 new_ndlp->nlp_DID = ndlp->nlp_DID; 685 new_ndlp->nlp_DID = ndlp->nlp_DID;
688 new_ndlp->nlp_state = NLP_STE_PLOGI_ISSUE; 686 new_ndlp->nlp_prev_state = ndlp->nlp_prev_state;
689 lpfc_nlp_list(phba, new_ndlp, NLP_PLOGI_LIST); 687 new_ndlp->nlp_state = ndlp->nlp_state;
688 lpfc_nlp_list(phba, new_ndlp, ndlp->nlp_flag & NLP_LIST_MASK);
690 689
691 /* Move this back to NPR list */ 690 /* Move this back to NPR list */
692 lpfc_unreg_rpi(phba, ndlp); 691 if (memcmp(&ndlp->nlp_portname, name, sizeof(struct lpfc_name)) == 0) {
693 ndlp->nlp_DID = 0; /* Two ndlps cannot have the same did */ 692 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
694 ndlp->nlp_state = NLP_STE_NPR_NODE; 693 }
695 lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); 694 else {
696 695 lpfc_unreg_rpi(phba, ndlp);
696 ndlp->nlp_DID = 0; /* Two ndlps cannot have the same did */
697 ndlp->nlp_state = NLP_STE_NPR_NODE;
698 lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
699 }
697 return new_ndlp; 700 return new_ndlp;
698} 701}
699 702
@@ -703,6 +706,7 @@ lpfc_cmpl_els_plogi(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
703{ 706{
704 IOCB_t *irsp; 707 IOCB_t *irsp;
705 struct lpfc_nodelist *ndlp; 708 struct lpfc_nodelist *ndlp;
709 struct lpfc_dmabuf *prsp;
706 int disc, rc, did, type; 710 int disc, rc, did, type;
707 711
708 712
@@ -769,7 +773,10 @@ lpfc_cmpl_els_plogi(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
769 } 773 }
770 } else { 774 } else {
771 /* Good status, call state machine */ 775 /* Good status, call state machine */
772 ndlp = lpfc_plogi_confirm_nport(phba, cmdiocb, ndlp); 776 prsp = list_entry(((struct lpfc_dmabuf *)
777 cmdiocb->context2)->list.next,
778 struct lpfc_dmabuf, list);
779 ndlp = lpfc_plogi_confirm_nport(phba, prsp, ndlp);
773 rc = lpfc_disc_state_machine(phba, ndlp, cmdiocb, 780 rc = lpfc_disc_state_machine(phba, ndlp, cmdiocb,
774 NLP_EVT_CMPL_PLOGI); 781 NLP_EVT_CMPL_PLOGI);
775 } 782 }
@@ -3282,10 +3289,9 @@ lpfc_els_timeout_handler(struct lpfc_hba *phba)
3282 } else 3289 } else
3283 lpfc_sli_release_iocbq(phba, piocb); 3290 lpfc_sli_release_iocbq(phba, piocb);
3284 } 3291 }
3285 if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt) { 3292 if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt)
3286 phba->els_tmofunc.expires = jiffies + HZ * timeout; 3293 mod_timer(&phba->els_tmofunc, jiffies + HZ * timeout);
3287 add_timer(&phba->els_tmofunc); 3294
3288 }
3289 spin_unlock_irq(phba->host->host_lock); 3295 spin_unlock_irq(phba->host->host_lock);
3290} 3296}
3291 3297
@@ -3442,6 +3448,8 @@ lpfc_els_unsol_event(struct lpfc_hba * phba,
3442 if ((did & Fabric_DID_MASK) == Fabric_DID_MASK) { 3448 if ((did & Fabric_DID_MASK) == Fabric_DID_MASK) {
3443 ndlp->nlp_type |= NLP_FABRIC; 3449 ndlp->nlp_type |= NLP_FABRIC;
3444 } 3450 }
3451 ndlp->nlp_state = NLP_STE_UNUSED_NODE;
3452 lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST);
3445 } 3453 }
3446 3454
3447 phba->fc_stat.elsRcvFrame++; 3455 phba->fc_stat.elsRcvFrame++;
@@ -3463,13 +3471,14 @@ lpfc_els_unsol_event(struct lpfc_hba * phba,
3463 rjt_err = 1; 3471 rjt_err = 1;
3464 break; 3472 break;
3465 } 3473 }
3474 ndlp = lpfc_plogi_confirm_nport(phba, mp, ndlp);
3466 lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_PLOGI); 3475 lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_PLOGI);
3467 break; 3476 break;
3468 case ELS_CMD_FLOGI: 3477 case ELS_CMD_FLOGI:
3469 phba->fc_stat.elsRcvFLOGI++; 3478 phba->fc_stat.elsRcvFLOGI++;
3470 lpfc_els_rcv_flogi(phba, elsiocb, ndlp, newnode); 3479 lpfc_els_rcv_flogi(phba, elsiocb, ndlp, newnode);
3471 if (newnode) { 3480 if (newnode) {
3472 mempool_free( ndlp, phba->nlp_mem_pool); 3481 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
3473 } 3482 }
3474 break; 3483 break;
3475 case ELS_CMD_LOGO: 3484 case ELS_CMD_LOGO:
@@ -3492,7 +3501,7 @@ lpfc_els_unsol_event(struct lpfc_hba * phba,
3492 phba->fc_stat.elsRcvRSCN++; 3501 phba->fc_stat.elsRcvRSCN++;
3493 lpfc_els_rcv_rscn(phba, elsiocb, ndlp, newnode); 3502 lpfc_els_rcv_rscn(phba, elsiocb, ndlp, newnode);
3494 if (newnode) { 3503 if (newnode) {
3495 mempool_free( ndlp, phba->nlp_mem_pool); 3504 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
3496 } 3505 }
3497 break; 3506 break;
3498 case ELS_CMD_ADISC: 3507 case ELS_CMD_ADISC:
@@ -3535,28 +3544,28 @@ lpfc_els_unsol_event(struct lpfc_hba * phba,
3535 phba->fc_stat.elsRcvLIRR++; 3544 phba->fc_stat.elsRcvLIRR++;
3536 lpfc_els_rcv_lirr(phba, elsiocb, ndlp); 3545 lpfc_els_rcv_lirr(phba, elsiocb, ndlp);
3537 if (newnode) { 3546 if (newnode) {
3538 mempool_free( ndlp, phba->nlp_mem_pool); 3547 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
3539 } 3548 }
3540 break; 3549 break;
3541 case ELS_CMD_RPS: 3550 case ELS_CMD_RPS:
3542 phba->fc_stat.elsRcvRPS++; 3551 phba->fc_stat.elsRcvRPS++;
3543 lpfc_els_rcv_rps(phba, elsiocb, ndlp); 3552 lpfc_els_rcv_rps(phba, elsiocb, ndlp);
3544 if (newnode) { 3553 if (newnode) {
3545 mempool_free( ndlp, phba->nlp_mem_pool); 3554 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
3546 } 3555 }
3547 break; 3556 break;
3548 case ELS_CMD_RPL: 3557 case ELS_CMD_RPL:
3549 phba->fc_stat.elsRcvRPL++; 3558 phba->fc_stat.elsRcvRPL++;
3550 lpfc_els_rcv_rpl(phba, elsiocb, ndlp); 3559 lpfc_els_rcv_rpl(phba, elsiocb, ndlp);
3551 if (newnode) { 3560 if (newnode) {
3552 mempool_free( ndlp, phba->nlp_mem_pool); 3561 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
3553 } 3562 }
3554 break; 3563 break;
3555 case ELS_CMD_RNID: 3564 case ELS_CMD_RNID:
3556 phba->fc_stat.elsRcvRNID++; 3565 phba->fc_stat.elsRcvRNID++;
3557 lpfc_els_rcv_rnid(phba, elsiocb, ndlp); 3566 lpfc_els_rcv_rnid(phba, elsiocb, ndlp);
3558 if (newnode) { 3567 if (newnode) {
3559 mempool_free( ndlp, phba->nlp_mem_pool); 3568 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
3560 } 3569 }
3561 break; 3570 break;
3562 default: 3571 default:
@@ -3568,7 +3577,7 @@ lpfc_els_unsol_event(struct lpfc_hba * phba,
3568 "%d:0115 Unknown ELS command x%x received from " 3577 "%d:0115 Unknown ELS command x%x received from "
3569 "NPORT x%x\n", phba->brd_no, cmd, did); 3578 "NPORT x%x\n", phba->brd_no, cmd, did);
3570 if (newnode) { 3579 if (newnode) {
3571 mempool_free( ndlp, phba->nlp_mem_pool); 3580 lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
3572 } 3581 }
3573 break; 3582 break;
3574 } 3583 }
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index adb086009ae0..4d6cf990c4fc 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -1084,7 +1084,7 @@ lpfc_register_remote_port(struct lpfc_hba * phba,
1084 fc_remote_port_rolechg(rport, rport_ids.roles); 1084 fc_remote_port_rolechg(rport, rport_ids.roles);
1085 1085
1086 if ((rport->scsi_target_id != -1) && 1086 if ((rport->scsi_target_id != -1) &&
1087 (rport->scsi_target_id < MAX_FCP_TARGET)) { 1087 (rport->scsi_target_id < LPFC_MAX_TARGET)) {
1088 ndlp->nlp_sid = rport->scsi_target_id; 1088 ndlp->nlp_sid = rport->scsi_target_id;
1089 } 1089 }
1090 1090
@@ -1313,7 +1313,7 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
1313 if ((rport_add == mapped) && 1313 if ((rport_add == mapped) &&
1314 ((!nlp->rport) || 1314 ((!nlp->rport) ||
1315 (nlp->rport->scsi_target_id == -1) || 1315 (nlp->rport->scsi_target_id == -1) ||
1316 (nlp->rport->scsi_target_id >= MAX_FCP_TARGET))) { 1316 (nlp->rport->scsi_target_id >= LPFC_MAX_TARGET))) {
1317 nlp->nlp_state = NLP_STE_UNMAPPED_NODE; 1317 nlp->nlp_state = NLP_STE_UNMAPPED_NODE;
1318 spin_lock_irq(phba->host->host_lock); 1318 spin_lock_irq(phba->host->host_lock);
1319 nlp->nlp_flag |= NLP_TGT_NO_SCSIID; 1319 nlp->nlp_flag |= NLP_TGT_NO_SCSIID;
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 81755a3f7c68..ef47b824cbed 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -71,6 +71,7 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
71 uint16_t offset = 0; 71 uint16_t offset = 0;
72 static char licensed[56] = 72 static char licensed[56] =
73 "key unlock for use with gnu public licensed code only\0"; 73 "key unlock for use with gnu public licensed code only\0";
74 static int init_key = 1;
74 75
75 pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); 76 pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
76 if (!pmb) { 77 if (!pmb) {
@@ -82,10 +83,13 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
82 phba->hba_state = LPFC_INIT_MBX_CMDS; 83 phba->hba_state = LPFC_INIT_MBX_CMDS;
83 84
84 if (lpfc_is_LC_HBA(phba->pcidev->device)) { 85 if (lpfc_is_LC_HBA(phba->pcidev->device)) {
85 uint32_t *ptext = (uint32_t *) licensed; 86 if (init_key) {
87 uint32_t *ptext = (uint32_t *) licensed;
86 88
87 for (i = 0; i < 56; i += sizeof (uint32_t), ptext++) 89 for (i = 0; i < 56; i += sizeof (uint32_t), ptext++)
88 *ptext = cpu_to_be32(*ptext); 90 *ptext = cpu_to_be32(*ptext);
91 init_key = 0;
92 }
89 93
90 lpfc_read_nv(phba, pmb); 94 lpfc_read_nv(phba, pmb);
91 memset((char*)mb->un.varRDnvp.rsvd3, 0, 95 memset((char*)mb->un.varRDnvp.rsvd3, 0,
@@ -405,19 +409,26 @@ lpfc_config_port_post(struct lpfc_hba * phba)
405 } 409 }
406 /* MBOX buffer will be freed in mbox compl */ 410 /* MBOX buffer will be freed in mbox compl */
407 411
408 i = 0; 412 return (0);
413}
414
415static int
416lpfc_discovery_wait(struct lpfc_hba *phba)
417{
418 int i = 0;
419
409 while ((phba->hba_state != LPFC_HBA_READY) || 420 while ((phba->hba_state != LPFC_HBA_READY) ||
410 (phba->num_disc_nodes) || (phba->fc_prli_sent) || 421 (phba->num_disc_nodes) || (phba->fc_prli_sent) ||
411 ((phba->fc_map_cnt == 0) && (i<2)) || 422 ((phba->fc_map_cnt == 0) && (i<2)) ||
412 (psli->sli_flag & LPFC_SLI_MBOX_ACTIVE)) { 423 (phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE)) {
413 /* Check every second for 30 retries. */ 424 /* Check every second for 30 retries. */
414 i++; 425 i++;
415 if (i > 30) { 426 if (i > 30) {
416 break; 427 return -ETIMEDOUT;
417 } 428 }
418 if ((i >= 15) && (phba->hba_state <= LPFC_LINK_DOWN)) { 429 if ((i >= 15) && (phba->hba_state <= LPFC_LINK_DOWN)) {
419 /* The link is down. Set linkdown timeout */ 430 /* The link is down. Set linkdown timeout */
420 break; 431 return -ETIMEDOUT;
421 } 432 }
422 433
423 /* Delay for 1 second to give discovery time to complete. */ 434 /* Delay for 1 second to give discovery time to complete. */
@@ -425,12 +436,7 @@ lpfc_config_port_post(struct lpfc_hba * phba)
425 436
426 } 437 }
427 438
428 /* Since num_disc_nodes keys off of PLOGI, delay a bit to let 439 return 0;
429 * any potential PRLIs to flush thru the SLI sub-system.
430 */
431 msleep(50);
432
433 return (0);
434} 440}
435 441
436/************************************************************************/ 442/************************************************************************/
@@ -1339,7 +1345,8 @@ lpfc_offline(struct lpfc_hba * phba)
1339 struct lpfc_sli_ring *pring; 1345 struct lpfc_sli_ring *pring;
1340 struct lpfc_sli *psli; 1346 struct lpfc_sli *psli;
1341 unsigned long iflag; 1347 unsigned long iflag;
1342 int i = 0; 1348 int i;
1349 int cnt = 0;
1343 1350
1344 if (!phba) 1351 if (!phba)
1345 return 0; 1352 return 0;
@@ -1348,17 +1355,27 @@ lpfc_offline(struct lpfc_hba * phba)
1348 return 0; 1355 return 0;
1349 1356
1350 psli = &phba->sli; 1357 psli = &phba->sli;
1351 pring = &psli->ring[psli->fcp_ring];
1352 1358
1353 lpfc_linkdown(phba); 1359 lpfc_linkdown(phba);
1360 lpfc_sli_flush_mbox_queue(phba);
1354 1361
1355 /* The linkdown event takes 30 seconds to timeout. */ 1362 for (i = 0; i < psli->num_rings; i++) {
1356 while (pring->txcmplq_cnt) { 1363 pring = &psli->ring[i];
1357 mdelay(10); 1364 /* The linkdown event takes 30 seconds to timeout. */
1358 if (i++ > 3000) 1365 while (pring->txcmplq_cnt) {
1359 break; 1366 mdelay(10);
1367 if (cnt++ > 3000) {
1368 lpfc_printf_log(phba,
1369 KERN_WARNING, LOG_INIT,
1370 "%d:0466 Outstanding IO when "
1371 "bringing Adapter offline\n",
1372 phba->brd_no);
1373 break;
1374 }
1375 }
1360 } 1376 }
1361 1377
1378
1362 /* stop all timers associated with this hba */ 1379 /* stop all timers associated with this hba */
1363 lpfc_stop_timer(phba); 1380 lpfc_stop_timer(phba);
1364 phba->work_hba_events = 0; 1381 phba->work_hba_events = 0;
@@ -1639,6 +1656,8 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
1639 goto out_free_irq; 1656 goto out_free_irq;
1640 } 1657 }
1641 1658
1659 lpfc_discovery_wait(phba);
1660
1642 if (phba->cfg_poll & DISABLE_FCP_RING_INT) { 1661 if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
1643 spin_lock_irq(phba->host->host_lock); 1662 spin_lock_irq(phba->host->host_lock);
1644 lpfc_poll_start_timer(phba); 1663 lpfc_poll_start_timer(phba);
diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c
index 07017658ac56..066292d3995a 100644
--- a/drivers/scsi/lpfc/lpfc_mem.c
+++ b/drivers/scsi/lpfc/lpfc_mem.c
@@ -133,6 +133,11 @@ lpfc_mem_free(struct lpfc_hba * phba)
133 133
134 pci_pool_destroy(phba->lpfc_scsi_dma_buf_pool); 134 pci_pool_destroy(phba->lpfc_scsi_dma_buf_pool);
135 pci_pool_destroy(phba->lpfc_mbuf_pool); 135 pci_pool_destroy(phba->lpfc_mbuf_pool);
136
137 /* Free the iocb lookup array */
138 kfree(psli->iocbq_lookup);
139 psli->iocbq_lookup = NULL;
140
136} 141}
137 142
138void * 143void *
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index 27d60ad897cd..bd0b0e293d63 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -1110,6 +1110,17 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_hba * phba,
1110 phba->brd_no, 1110 phba->brd_no,
1111 did, mb->mbxStatus, phba->hba_state); 1111 did, mb->mbxStatus, phba->hba_state);
1112 1112
1113 /*
1114 * If RegLogin failed due to lack of HBA resources do not
1115 * retry discovery.
1116 */
1117 if (mb->mbxStatus == MBXERR_RPI_FULL) {
1118 ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE;
1119 ndlp->nlp_state = NLP_STE_UNUSED_NODE;
1120 lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST);
1121 return ndlp->nlp_state;
1122 }
1123
1113 /* Put ndlp in npr list set plogi timer for 1 sec */ 1124 /* Put ndlp in npr list set plogi timer for 1 sec */
1114 mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); 1125 mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
1115 spin_lock_irq(phba->host->host_lock); 1126 spin_lock_irq(phba->host->host_lock);
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index aea1ee472f3d..a760a44173df 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -153,22 +153,6 @@ static void
153lpfc_release_scsi_buf(struct lpfc_hba * phba, struct lpfc_scsi_buf * psb) 153lpfc_release_scsi_buf(struct lpfc_hba * phba, struct lpfc_scsi_buf * psb)
154{ 154{
155 unsigned long iflag = 0; 155 unsigned long iflag = 0;
156 /*
157 * There are only two special cases to consider. (1) the scsi command
158 * requested scatter-gather usage or (2) the scsi command allocated
159 * a request buffer, but did not request use_sg. There is a third
160 * case, but it does not require resource deallocation.
161 */
162 if ((psb->seg_cnt > 0) && (psb->pCmd->use_sg)) {
163 dma_unmap_sg(&phba->pcidev->dev, psb->pCmd->request_buffer,
164 psb->seg_cnt, psb->pCmd->sc_data_direction);
165 } else {
166 if ((psb->nonsg_phys) && (psb->pCmd->request_bufflen)) {
167 dma_unmap_single(&phba->pcidev->dev, psb->nonsg_phys,
168 psb->pCmd->request_bufflen,
169 psb->pCmd->sc_data_direction);
170 }
171 }
172 156
173 spin_lock_irqsave(&phba->scsi_buf_list_lock, iflag); 157 spin_lock_irqsave(&phba->scsi_buf_list_lock, iflag);
174 psb->pCmd = NULL; 158 psb->pCmd = NULL;
@@ -282,6 +266,27 @@ lpfc_scsi_prep_dma_buf(struct lpfc_hba * phba, struct lpfc_scsi_buf * lpfc_cmd)
282} 266}
283 267
284static void 268static void
269lpfc_scsi_unprep_dma_buf(struct lpfc_hba * phba, struct lpfc_scsi_buf * psb)
270{
271 /*
272 * There are only two special cases to consider. (1) the scsi command
273 * requested scatter-gather usage or (2) the scsi command allocated
274 * a request buffer, but did not request use_sg. There is a third
275 * case, but it does not require resource deallocation.
276 */
277 if ((psb->seg_cnt > 0) && (psb->pCmd->use_sg)) {
278 dma_unmap_sg(&phba->pcidev->dev, psb->pCmd->request_buffer,
279 psb->seg_cnt, psb->pCmd->sc_data_direction);
280 } else {
281 if ((psb->nonsg_phys) && (psb->pCmd->request_bufflen)) {
282 dma_unmap_single(&phba->pcidev->dev, psb->nonsg_phys,
283 psb->pCmd->request_bufflen,
284 psb->pCmd->sc_data_direction);
285 }
286 }
287}
288
289static void
285lpfc_handle_fcp_err(struct lpfc_scsi_buf *lpfc_cmd) 290lpfc_handle_fcp_err(struct lpfc_scsi_buf *lpfc_cmd)
286{ 291{
287 struct scsi_cmnd *cmnd = lpfc_cmd->pCmd; 292 struct scsi_cmnd *cmnd = lpfc_cmd->pCmd;
@@ -454,6 +459,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
454 cmd->scsi_done(cmd); 459 cmd->scsi_done(cmd);
455 460
456 if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { 461 if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) {
462 lpfc_scsi_unprep_dma_buf(phba, lpfc_cmd);
457 lpfc_release_scsi_buf(phba, lpfc_cmd); 463 lpfc_release_scsi_buf(phba, lpfc_cmd);
458 return; 464 return;
459 } 465 }
@@ -511,6 +517,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
511 } 517 }
512 } 518 }
513 519
520 lpfc_scsi_unprep_dma_buf(phba, lpfc_cmd);
514 lpfc_release_scsi_buf(phba, lpfc_cmd); 521 lpfc_release_scsi_buf(phba, lpfc_cmd);
515} 522}
516 523
@@ -609,6 +616,7 @@ lpfc_scsi_prep_cmnd(struct lpfc_hba * phba, struct lpfc_scsi_buf * lpfc_cmd,
609static int 616static int
610lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba, 617lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba,
611 struct lpfc_scsi_buf *lpfc_cmd, 618 struct lpfc_scsi_buf *lpfc_cmd,
619 unsigned int lun,
612 uint8_t task_mgmt_cmd) 620 uint8_t task_mgmt_cmd)
613{ 621{
614 struct lpfc_sli *psli; 622 struct lpfc_sli *psli;
@@ -627,8 +635,7 @@ lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba,
627 piocb = &piocbq->iocb; 635 piocb = &piocbq->iocb;
628 636
629 fcp_cmnd = lpfc_cmd->fcp_cmnd; 637 fcp_cmnd = lpfc_cmd->fcp_cmnd;
630 int_to_scsilun(lpfc_cmd->pCmd->device->lun, 638 int_to_scsilun(lun, &lpfc_cmd->fcp_cmnd->fcp_lun);
631 &lpfc_cmd->fcp_cmnd->fcp_lun);
632 fcp_cmnd->fcpCntl2 = task_mgmt_cmd; 639 fcp_cmnd->fcpCntl2 = task_mgmt_cmd;
633 640
634 piocb->ulpCommand = CMD_FCP_ICMND64_CR; 641 piocb->ulpCommand = CMD_FCP_ICMND64_CR;
@@ -655,14 +662,16 @@ lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba,
655 662
656static int 663static int
657lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba, 664lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba,
658 unsigned tgt_id, struct lpfc_rport_data *rdata) 665 unsigned tgt_id, unsigned int lun,
666 struct lpfc_rport_data *rdata)
659{ 667{
660 struct lpfc_iocbq *iocbq; 668 struct lpfc_iocbq *iocbq;
661 struct lpfc_iocbq *iocbqrsp; 669 struct lpfc_iocbq *iocbqrsp;
662 int ret; 670 int ret;
663 671
664 lpfc_cmd->rdata = rdata; 672 lpfc_cmd->rdata = rdata;
665 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_TARGET_RESET); 673 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, lun,
674 FCP_TARGET_RESET);
666 if (!ret) 675 if (!ret)
667 return FAILED; 676 return FAILED;
668 677
@@ -822,6 +831,7 @@ lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
822 return 0; 831 return 0;
823 832
824 out_host_busy_free_buf: 833 out_host_busy_free_buf:
834 lpfc_scsi_unprep_dma_buf(phba, lpfc_cmd);
825 lpfc_release_scsi_buf(phba, lpfc_cmd); 835 lpfc_release_scsi_buf(phba, lpfc_cmd);
826 out_host_busy: 836 out_host_busy:
827 return SCSI_MLQUEUE_HOST_BUSY; 837 return SCSI_MLQUEUE_HOST_BUSY;
@@ -969,12 +979,12 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
969 if (lpfc_cmd == NULL) 979 if (lpfc_cmd == NULL)
970 goto out; 980 goto out;
971 981
972 lpfc_cmd->pCmd = cmnd;
973 lpfc_cmd->timeout = 60; 982 lpfc_cmd->timeout = 60;
974 lpfc_cmd->scsi_hba = phba; 983 lpfc_cmd->scsi_hba = phba;
975 lpfc_cmd->rdata = rdata; 984 lpfc_cmd->rdata = rdata;
976 985
977 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_LUN_RESET); 986 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, cmnd->device->lun,
987 FCP_LUN_RESET);
978 if (!ret) 988 if (!ret)
979 goto out_free_scsi_buf; 989 goto out_free_scsi_buf;
980 990
@@ -1001,7 +1011,6 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
1001 cmd_status = iocbqrsp->iocb.ulpStatus; 1011 cmd_status = iocbqrsp->iocb.ulpStatus;
1002 1012
1003 lpfc_sli_release_iocbq(phba, iocbqrsp); 1013 lpfc_sli_release_iocbq(phba, iocbqrsp);
1004 lpfc_release_scsi_buf(phba, lpfc_cmd);
1005 1014
1006 /* 1015 /*
1007 * All outstanding txcmplq I/Os should have been aborted by the device. 1016 * All outstanding txcmplq I/Os should have been aborted by the device.
@@ -1040,6 +1049,8 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
1040 } 1049 }
1041 1050
1042out_free_scsi_buf: 1051out_free_scsi_buf:
1052 lpfc_release_scsi_buf(phba, lpfc_cmd);
1053
1043 lpfc_printf_log(phba, KERN_ERR, LOG_FCP, 1054 lpfc_printf_log(phba, KERN_ERR, LOG_FCP,
1044 "%d:0713 SCSI layer issued LUN reset (%d, %d) " 1055 "%d:0713 SCSI layer issued LUN reset (%d, %d) "
1045 "Data: x%x x%x x%x\n", 1056 "Data: x%x x%x x%x\n",
@@ -1070,7 +1081,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1070 1081
1071 /* The lpfc_cmd storage is reused. Set all loop invariants. */ 1082 /* The lpfc_cmd storage is reused. Set all loop invariants. */
1072 lpfc_cmd->timeout = 60; 1083 lpfc_cmd->timeout = 60;
1073 lpfc_cmd->pCmd = cmnd;
1074 lpfc_cmd->scsi_hba = phba; 1084 lpfc_cmd->scsi_hba = phba;
1075 1085
1076 /* 1086 /*
@@ -1078,7 +1088,7 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1078 * targets known to the driver. Should any target reset 1088 * targets known to the driver. Should any target reset
1079 * fail, this routine returns failure to the midlayer. 1089 * fail, this routine returns failure to the midlayer.
1080 */ 1090 */
1081 for (i = 0; i < MAX_FCP_TARGET; i++) { 1091 for (i = 0; i < LPFC_MAX_TARGET; i++) {
1082 /* Search the mapped list for this target ID */ 1092 /* Search the mapped list for this target ID */
1083 match = 0; 1093 match = 0;
1084 list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) { 1094 list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
@@ -1090,8 +1100,8 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1090 if (!match) 1100 if (!match)
1091 continue; 1101 continue;
1092 1102
1093 ret = lpfc_scsi_tgt_reset(lpfc_cmd, phba, 1103 ret = lpfc_scsi_tgt_reset(lpfc_cmd, phba, i, cmnd->device->lun,
1094 i, ndlp->rport->dd_data); 1104 ndlp->rport->dd_data);
1095 if (ret != SUCCESS) { 1105 if (ret != SUCCESS) {
1096 lpfc_printf_log(phba, KERN_ERR, LOG_FCP, 1106 lpfc_printf_log(phba, KERN_ERR, LOG_FCP,
1097 "%d:0713 Bus Reset on target %d failed\n", 1107 "%d:0713 Bus Reset on target %d failed\n",
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index bb69a7a1ec59..350a625fa224 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -191,35 +191,12 @@ static int
191lpfc_sli_ringtxcmpl_put(struct lpfc_hba * phba, 191lpfc_sli_ringtxcmpl_put(struct lpfc_hba * phba,
192 struct lpfc_sli_ring * pring, struct lpfc_iocbq * piocb) 192 struct lpfc_sli_ring * pring, struct lpfc_iocbq * piocb)
193{ 193{
194 uint16_t iotag;
195
196 list_add_tail(&piocb->list, &pring->txcmplq); 194 list_add_tail(&piocb->list, &pring->txcmplq);
197 pring->txcmplq_cnt++; 195 pring->txcmplq_cnt++;
198 if (unlikely(pring->ringno == LPFC_ELS_RING)) 196 if (unlikely(pring->ringno == LPFC_ELS_RING))
199 mod_timer(&phba->els_tmofunc, 197 mod_timer(&phba->els_tmofunc,
200 jiffies + HZ * (phba->fc_ratov << 1)); 198 jiffies + HZ * (phba->fc_ratov << 1));
201 199
202 if (pring->fast_lookup) {
203 /* Setup fast lookup based on iotag for completion */
204 iotag = piocb->iocb.ulpIoTag;
205 if (iotag && (iotag < pring->fast_iotag))
206 *(pring->fast_lookup + iotag) = piocb;
207 else {
208
209 /* Cmd ring <ringno> put: iotag <iotag> greater then
210 configured max <fast_iotag> wd0 <icmd> */
211 lpfc_printf_log(phba,
212 KERN_ERR,
213 LOG_SLI,
214 "%d:0316 Cmd ring %d put: iotag x%x "
215 "greater then configured max x%x "
216 "wd0 x%x\n",
217 phba->brd_no,
218 pring->ringno, iotag,
219 pring->fast_iotag,
220 *(((uint32_t *)(&piocb->iocb)) + 7));
221 }
222 }
223 return (0); 200 return (0);
224} 201}
225 202
@@ -601,7 +578,7 @@ lpfc_sli_handle_mb_event(struct lpfc_hba * phba)
601 /* Stray Mailbox Interrupt, mbxCommand <cmd> mbxStatus 578 /* Stray Mailbox Interrupt, mbxCommand <cmd> mbxStatus
602 <status> */ 579 <status> */
603 lpfc_printf_log(phba, 580 lpfc_printf_log(phba,
604 KERN_ERR, 581 KERN_WARNING,
605 LOG_MBOX | LOG_SLI, 582 LOG_MBOX | LOG_SLI,
606 "%d:0304 Stray Mailbox Interrupt " 583 "%d:0304 Stray Mailbox Interrupt "
607 "mbxCommand x%x mbxStatus x%x\n", 584 "mbxCommand x%x mbxStatus x%x\n",
@@ -1570,8 +1547,8 @@ lpfc_sli_brdready(struct lpfc_hba * phba, uint32_t mask)
1570 1547
1571void lpfc_reset_barrier(struct lpfc_hba * phba) 1548void lpfc_reset_barrier(struct lpfc_hba * phba)
1572{ 1549{
1573 uint32_t * resp_buf; 1550 uint32_t __iomem *resp_buf;
1574 uint32_t * mbox_buf; 1551 uint32_t __iomem *mbox_buf;
1575 volatile uint32_t mbox; 1552 volatile uint32_t mbox;
1576 uint32_t hc_copy; 1553 uint32_t hc_copy;
1577 int i; 1554 int i;
@@ -1587,7 +1564,7 @@ void lpfc_reset_barrier(struct lpfc_hba * phba)
1587 * Tell the other part of the chip to suspend temporarily all 1564 * Tell the other part of the chip to suspend temporarily all
1588 * its DMA activity. 1565 * its DMA activity.
1589 */ 1566 */
1590 resp_buf = (uint32_t *)phba->MBslimaddr; 1567 resp_buf = phba->MBslimaddr;
1591 1568
1592 /* Disable the error attention */ 1569 /* Disable the error attention */
1593 hc_copy = readl(phba->HCregaddr); 1570 hc_copy = readl(phba->HCregaddr);
@@ -1605,7 +1582,7 @@ void lpfc_reset_barrier(struct lpfc_hba * phba)
1605 ((MAILBOX_t *)&mbox)->mbxOwner = OWN_CHIP; 1582 ((MAILBOX_t *)&mbox)->mbxOwner = OWN_CHIP;
1606 1583
1607 writel(BARRIER_TEST_PATTERN, (resp_buf + 1)); 1584 writel(BARRIER_TEST_PATTERN, (resp_buf + 1));
1608 mbox_buf = (uint32_t *)phba->MBslimaddr; 1585 mbox_buf = phba->MBslimaddr;
1609 writel(mbox, mbox_buf); 1586 writel(mbox, mbox_buf);
1610 1587
1611 for (i = 0; 1588 for (i = 0;
@@ -1805,7 +1782,7 @@ lpfc_sli_brdrestart(struct lpfc_hba * phba)
1805 skip_post = 0; 1782 skip_post = 0;
1806 word0 = 0; /* This is really setting up word1 */ 1783 word0 = 0; /* This is really setting up word1 */
1807 } 1784 }
1808 to_slim = (uint8_t *) phba->MBslimaddr + sizeof (uint32_t); 1785 to_slim = phba->MBslimaddr + sizeof (uint32_t);
1809 writel(*(uint32_t *) mb, to_slim); 1786 writel(*(uint32_t *) mb, to_slim);
1810 readl(to_slim); /* flush */ 1787 readl(to_slim); /* flush */
1811 1788
@@ -2659,8 +2636,6 @@ lpfc_sli_hba_down(struct lpfc_hba * phba)
2659 2636
2660 INIT_LIST_HEAD(&(pring->txq)); 2637 INIT_LIST_HEAD(&(pring->txq));
2661 2638
2662 kfree(pring->fast_lookup);
2663 pring->fast_lookup = NULL;
2664 } 2639 }
2665 2640
2666 spin_unlock_irqrestore(phba->host->host_lock, flags); 2641 spin_unlock_irqrestore(phba->host->host_lock, flags);
@@ -3110,6 +3085,24 @@ lpfc_sli_issue_mbox_wait(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq,
3110 return retval; 3085 return retval;
3111} 3086}
3112 3087
3088int
3089lpfc_sli_flush_mbox_queue(struct lpfc_hba * phba)
3090{
3091 int i = 0;
3092
3093 while (phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE && !phba->stopped) {
3094 if (i++ > LPFC_MBOX_TMO * 1000)
3095 return 1;
3096
3097 if (lpfc_sli_handle_mb_event(phba) == 0)
3098 i = 0;
3099
3100 msleep(1);
3101 }
3102
3103 return (phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) ? 1 : 0;
3104}
3105
3113irqreturn_t 3106irqreturn_t
3114lpfc_intr_handler(int irq, void *dev_id, struct pt_regs * regs) 3107lpfc_intr_handler(int irq, void *dev_id, struct pt_regs * regs)
3115{ 3108{
diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h
index a52d6c6cf083..d8ef0d2894d4 100644
--- a/drivers/scsi/lpfc/lpfc_sli.h
+++ b/drivers/scsi/lpfc/lpfc_sli.h
@@ -135,8 +135,6 @@ struct lpfc_sli_ring {
135 uint32_t fast_iotag; /* max fastlookup based iotag */ 135 uint32_t fast_iotag; /* max fastlookup based iotag */
136 uint32_t iotag_ctr; /* keeps track of the next iotag to use */ 136 uint32_t iotag_ctr; /* keeps track of the next iotag to use */
137 uint32_t iotag_max; /* max iotag value to use */ 137 uint32_t iotag_max; /* max iotag value to use */
138 struct lpfc_iocbq ** fast_lookup; /* array of IOCB ptrs indexed by
139 iotag */
140 struct list_head txq; 138 struct list_head txq;
141 uint16_t txq_cnt; /* current length of queue */ 139 uint16_t txq_cnt; /* current length of queue */
142 uint16_t txq_max; /* max length */ 140 uint16_t txq_max; /* max length */
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index 6b737568b831..10e89c6ae823 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -18,7 +18,7 @@
18 * included with this package. * 18 * included with this package. *
19 *******************************************************************/ 19 *******************************************************************/
20 20
21#define LPFC_DRIVER_VERSION "8.1.6" 21#define LPFC_DRIVER_VERSION "8.1.7"
22 22
23#define LPFC_DRIVER_NAME "lpfc" 23#define LPFC_DRIVER_NAME "lpfc"
24 24
diff --git a/drivers/scsi/mac53c94.c b/drivers/scsi/mac53c94.c
index 93edaa8696cf..89ef34df5a1d 100644
--- a/drivers/scsi/mac53c94.c
+++ b/drivers/scsi/mac53c94.c
@@ -378,7 +378,7 @@ static void set_dma_cmds(struct fsc_state *state, struct scsi_cmnd *cmd)
378 int nseg; 378 int nseg;
379 379
380 total = 0; 380 total = 0;
381 scl = (struct scatterlist *) cmd->buffer; 381 scl = (struct scatterlist *) cmd->request_buffer;
382 nseg = pci_map_sg(state->pdev, scl, cmd->use_sg, 382 nseg = pci_map_sg(state->pdev, scl, cmd->use_sg,
383 cmd->sc_data_direction); 383 cmd->sc_data_direction);
384 for (i = 0; i < nseg; ++i) { 384 for (i = 0; i < nseg; ++i) {
diff --git a/drivers/scsi/mesh.c b/drivers/scsi/mesh.c
index c88717727be8..5572981a9f92 100644
--- a/drivers/scsi/mesh.c
+++ b/drivers/scsi/mesh.c
@@ -1268,7 +1268,7 @@ static void set_dma_cmds(struct mesh_state *ms, struct scsi_cmnd *cmd)
1268 if (cmd->use_sg > 0) { 1268 if (cmd->use_sg > 0) {
1269 int nseg; 1269 int nseg;
1270 total = 0; 1270 total = 0;
1271 scl = (struct scatterlist *) cmd->buffer; 1271 scl = (struct scatterlist *) cmd->request_buffer;
1272 off = ms->data_ptr; 1272 off = ms->data_ptr;
1273 nseg = pci_map_sg(ms->pdev, scl, cmd->use_sg, 1273 nseg = pci_map_sg(ms->pdev, scl, cmd->use_sg,
1274 cmd->sc_data_direction); 1274 cmd->sc_data_direction);
diff --git a/drivers/scsi/pluto.c b/drivers/scsi/pluto.c
index 7abf64d1bfc9..0bd9c60e6455 100644
--- a/drivers/scsi/pluto.c
+++ b/drivers/scsi/pluto.c
@@ -169,8 +169,6 @@ int __init pluto_detect(struct scsi_host_template *tpnt)
169 SCpnt->request->rq_status = RQ_SCSI_BUSY; 169 SCpnt->request->rq_status = RQ_SCSI_BUSY;
170 170
171 SCpnt->done = pluto_detect_done; 171 SCpnt->done = pluto_detect_done;
172 SCpnt->bufflen = 256;
173 SCpnt->buffer = fcs[i].inquiry;
174 SCpnt->request_bufflen = 256; 172 SCpnt->request_bufflen = 256;
175 SCpnt->request_buffer = fcs[i].inquiry; 173 SCpnt->request_buffer = fcs[i].inquiry;
176 PLD(("set up %d %08lx\n", i, (long)SCpnt)) 174 PLD(("set up %d %08lx\n", i, (long)SCpnt))
diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c
index 69e0551a81d2..5b2f0741a55b 100644
--- a/drivers/scsi/qlogicpti.c
+++ b/drivers/scsi/qlogicpti.c
@@ -874,7 +874,7 @@ static inline int load_cmd(struct scsi_cmnd *Cmnd, struct Command_Entry *cmd,
874 if (Cmnd->use_sg) { 874 if (Cmnd->use_sg) {
875 int sg_count; 875 int sg_count;
876 876
877 sg = (struct scatterlist *) Cmnd->buffer; 877 sg = (struct scatterlist *) Cmnd->request_buffer;
878 sg_count = sbus_map_sg(qpti->sdev, sg, Cmnd->use_sg, Cmnd->sc_data_direction); 878 sg_count = sbus_map_sg(qpti->sdev, sg, Cmnd->use_sg, Cmnd->sc_data_direction);
879 879
880 ds = cmd->dataseg; 880 ds = cmd->dataseg;
@@ -1278,7 +1278,7 @@ static struct scsi_cmnd *qlogicpti_intr_handler(struct qlogicpti *qpti)
1278 1278
1279 if (Cmnd->use_sg) { 1279 if (Cmnd->use_sg) {
1280 sbus_unmap_sg(qpti->sdev, 1280 sbus_unmap_sg(qpti->sdev,
1281 (struct scatterlist *)Cmnd->buffer, 1281 (struct scatterlist *)Cmnd->request_buffer,
1282 Cmnd->use_sg, 1282 Cmnd->use_sg,
1283 Cmnd->sc_data_direction); 1283 Cmnd->sc_data_direction);
1284 } else { 1284 } else {
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 2ab7df0dcfe8..b332caddd5b3 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -346,7 +346,7 @@ void scsi_log_send(struct scsi_cmnd *cmd)
346 if (level > 3) { 346 if (level > 3) {
347 printk(KERN_INFO "buffer = 0x%p, bufflen = %d," 347 printk(KERN_INFO "buffer = 0x%p, bufflen = %d,"
348 " done = 0x%p, queuecommand 0x%p\n", 348 " done = 0x%p, queuecommand 0x%p\n",
349 cmd->buffer, cmd->bufflen, 349 cmd->request_buffer, cmd->request_bufflen,
350 cmd->done, 350 cmd->done,
351 sdev->host->hostt->queuecommand); 351 sdev->host->hostt->queuecommand);
352 352
@@ -661,11 +661,6 @@ void __scsi_done(struct scsi_cmnd *cmd)
661 */ 661 */
662int scsi_retry_command(struct scsi_cmnd *cmd) 662int scsi_retry_command(struct scsi_cmnd *cmd)
663{ 663{
664 /*
665 * Restore the SCSI command state.
666 */
667 scsi_setup_cmd_retry(cmd);
668
669 /* 664 /*
670 * Zero the sense information from the last time we tried 665 * Zero the sense information from the last time we tried
671 * this command. 666 * this command.
@@ -711,10 +706,6 @@ void scsi_finish_command(struct scsi_cmnd *cmd)
711 "Notifying upper driver of completion " 706 "Notifying upper driver of completion "
712 "(result %x)\n", cmd->result)); 707 "(result %x)\n", cmd->result));
713 708
714 /*
715 * We can get here with use_sg=0, causing a panic in the upper level
716 */
717 cmd->use_sg = cmd->old_use_sg;
718 cmd->done(cmd); 709 cmd->done(cmd);
719} 710}
720EXPORT_SYMBOL(scsi_finish_command); 711EXPORT_SYMBOL(scsi_finish_command);
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 9c63b00773c4..a80303c6b3fd 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -286,7 +286,7 @@ static int inquiry_evpd_83(unsigned char * arr, int target_dev_id,
286 int dev_id_num, const char * dev_id_str, 286 int dev_id_num, const char * dev_id_str,
287 int dev_id_str_len); 287 int dev_id_str_len);
288static int inquiry_evpd_88(unsigned char * arr, int target_dev_id); 288static int inquiry_evpd_88(unsigned char * arr, int target_dev_id);
289static void do_create_driverfs_files(void); 289static int do_create_driverfs_files(void);
290static void do_remove_driverfs_files(void); 290static void do_remove_driverfs_files(void);
291 291
292static int sdebug_add_adapter(void); 292static int sdebug_add_adapter(void);
@@ -2487,19 +2487,22 @@ static ssize_t sdebug_add_host_store(struct device_driver * ddp,
2487DRIVER_ATTR(add_host, S_IRUGO | S_IWUSR, sdebug_add_host_show, 2487DRIVER_ATTR(add_host, S_IRUGO | S_IWUSR, sdebug_add_host_show,
2488 sdebug_add_host_store); 2488 sdebug_add_host_store);
2489 2489
2490static void do_create_driverfs_files(void) 2490static int do_create_driverfs_files(void)
2491{ 2491{
2492 driver_create_file(&sdebug_driverfs_driver, &driver_attr_add_host); 2492 int ret;
2493 driver_create_file(&sdebug_driverfs_driver, &driver_attr_delay); 2493
2494 driver_create_file(&sdebug_driverfs_driver, &driver_attr_dev_size_mb); 2494 ret = driver_create_file(&sdebug_driverfs_driver, &driver_attr_add_host);
2495 driver_create_file(&sdebug_driverfs_driver, &driver_attr_dsense); 2495 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_delay);
2496 driver_create_file(&sdebug_driverfs_driver, &driver_attr_every_nth); 2496 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_dev_size_mb);
2497 driver_create_file(&sdebug_driverfs_driver, &driver_attr_max_luns); 2497 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_dsense);
2498 driver_create_file(&sdebug_driverfs_driver, &driver_attr_num_tgts); 2498 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_every_nth);
2499 driver_create_file(&sdebug_driverfs_driver, &driver_attr_num_parts); 2499 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_max_luns);
2500 driver_create_file(&sdebug_driverfs_driver, &driver_attr_ptype); 2500 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_num_tgts);
2501 driver_create_file(&sdebug_driverfs_driver, &driver_attr_opts); 2501 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_num_parts);
2502 driver_create_file(&sdebug_driverfs_driver, &driver_attr_scsi_level); 2502 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_ptype);
2503 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_opts);
2504 ret |= driver_create_file(&sdebug_driverfs_driver, &driver_attr_scsi_level);
2505 return ret;
2503} 2506}
2504 2507
2505static void do_remove_driverfs_files(void) 2508static void do_remove_driverfs_files(void)
@@ -2522,6 +2525,7 @@ static int __init scsi_debug_init(void)
2522 unsigned int sz; 2525 unsigned int sz;
2523 int host_to_add; 2526 int host_to_add;
2524 int k; 2527 int k;
2528 int ret;
2525 2529
2526 if (scsi_debug_dev_size_mb < 1) 2530 if (scsi_debug_dev_size_mb < 1)
2527 scsi_debug_dev_size_mb = 1; /* force minimum 1 MB ramdisk */ 2531 scsi_debug_dev_size_mb = 1; /* force minimum 1 MB ramdisk */
@@ -2560,12 +2564,32 @@ static int __init scsi_debug_init(void)
2560 if (scsi_debug_num_parts > 0) 2564 if (scsi_debug_num_parts > 0)
2561 sdebug_build_parts(fake_storep); 2565 sdebug_build_parts(fake_storep);
2562 2566
2563 init_all_queued(); 2567 ret = device_register(&pseudo_primary);
2568 if (ret < 0) {
2569 printk(KERN_WARNING "scsi_debug: device_register error: %d\n",
2570 ret);
2571 goto free_vm;
2572 }
2573 ret = bus_register(&pseudo_lld_bus);
2574 if (ret < 0) {
2575 printk(KERN_WARNING "scsi_debug: bus_register error: %d\n",
2576 ret);
2577 goto dev_unreg;
2578 }
2579 ret = driver_register(&sdebug_driverfs_driver);
2580 if (ret < 0) {
2581 printk(KERN_WARNING "scsi_debug: driver_register error: %d\n",
2582 ret);
2583 goto bus_unreg;
2584 }
2585 ret = do_create_driverfs_files();
2586 if (ret < 0) {
2587 printk(KERN_WARNING "scsi_debug: driver_create_file error: %d\n",
2588 ret);
2589 goto del_files;
2590 }
2564 2591
2565 device_register(&pseudo_primary); 2592 init_all_queued();
2566 bus_register(&pseudo_lld_bus);
2567 driver_register(&sdebug_driverfs_driver);
2568 do_create_driverfs_files();
2569 2593
2570 sdebug_driver_template.proc_name = (char *)sdebug_proc_name; 2594 sdebug_driver_template.proc_name = (char *)sdebug_proc_name;
2571 2595
@@ -2585,6 +2609,18 @@ static int __init scsi_debug_init(void)
2585 scsi_debug_add_host); 2609 scsi_debug_add_host);
2586 } 2610 }
2587 return 0; 2611 return 0;
2612
2613del_files:
2614 do_remove_driverfs_files();
2615 driver_unregister(&sdebug_driverfs_driver);
2616bus_unreg:
2617 bus_unregister(&pseudo_lld_bus);
2618dev_unreg:
2619 device_unregister(&pseudo_primary);
2620free_vm:
2621 vfree(fake_storep);
2622
2623 return ret;
2588} 2624}
2589 2625
2590static void __exit scsi_debug_exit(void) 2626static void __exit scsi_debug_exit(void)
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 6683d596234a..6a5b731bd5ba 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -460,19 +460,67 @@ static void scsi_eh_done(struct scsi_cmnd *scmd)
460 * Return value: 460 * Return value:
461 * SUCCESS or FAILED or NEEDS_RETRY 461 * SUCCESS or FAILED or NEEDS_RETRY
462 **/ 462 **/
463static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, int timeout) 463static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, int timeout, int copy_sense)
464{ 464{
465 struct scsi_device *sdev = scmd->device; 465 struct scsi_device *sdev = scmd->device;
466 struct Scsi_Host *shost = sdev->host; 466 struct Scsi_Host *shost = sdev->host;
467 int old_result = scmd->result;
467 DECLARE_COMPLETION(done); 468 DECLARE_COMPLETION(done);
468 unsigned long timeleft; 469 unsigned long timeleft;
469 unsigned long flags; 470 unsigned long flags;
471 unsigned char old_cmnd[MAX_COMMAND_SIZE];
472 enum dma_data_direction old_data_direction;
473 unsigned short old_use_sg;
474 unsigned char old_cmd_len;
475 unsigned old_bufflen;
476 void *old_buffer;
470 int rtn; 477 int rtn;
471 478
479 /*
480 * We need saved copies of a number of fields - this is because
481 * error handling may need to overwrite these with different values
482 * to run different commands, and once error handling is complete,
483 * we will need to restore these values prior to running the actual
484 * command.
485 */
486 old_buffer = scmd->request_buffer;
487 old_bufflen = scmd->request_bufflen;
488 memcpy(old_cmnd, scmd->cmnd, sizeof(scmd->cmnd));
489 old_data_direction = scmd->sc_data_direction;
490 old_cmd_len = scmd->cmd_len;
491 old_use_sg = scmd->use_sg;
492
493 if (copy_sense) {
494 int gfp_mask = GFP_ATOMIC;
495
496 if (shost->hostt->unchecked_isa_dma)
497 gfp_mask |= __GFP_DMA;
498
499 scmd->sc_data_direction = DMA_FROM_DEVICE;
500 scmd->request_bufflen = 252;
501 scmd->request_buffer = kzalloc(scmd->request_bufflen, gfp_mask);
502 if (!scmd->request_buffer)
503 return FAILED;
504 } else {
505 scmd->request_buffer = NULL;
506 scmd->request_bufflen = 0;
507 scmd->sc_data_direction = DMA_NONE;
508 }
509
510 scmd->underflow = 0;
511 scmd->use_sg = 0;
512 scmd->cmd_len = COMMAND_SIZE(scmd->cmnd[0]);
513
472 if (sdev->scsi_level <= SCSI_2) 514 if (sdev->scsi_level <= SCSI_2)
473 scmd->cmnd[1] = (scmd->cmnd[1] & 0x1f) | 515 scmd->cmnd[1] = (scmd->cmnd[1] & 0x1f) |
474 (sdev->lun << 5 & 0xe0); 516 (sdev->lun << 5 & 0xe0);
475 517
518 /*
519 * Zero the sense buffer. The scsi spec mandates that any
520 * untransferred sense data should be interpreted as being zero.
521 */
522 memset(scmd->sense_buffer, 0, sizeof(scmd->sense_buffer));
523
476 shost->eh_action = &done; 524 shost->eh_action = &done;
477 525
478 spin_lock_irqsave(shost->host_lock, flags); 526 spin_lock_irqsave(shost->host_lock, flags);
@@ -522,6 +570,29 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, int timeout)
522 rtn = FAILED; 570 rtn = FAILED;
523 } 571 }
524 572
573
574 /*
575 * Last chance to have valid sense data.
576 */
577 if (copy_sense) {
578 if (!SCSI_SENSE_VALID(scmd)) {
579 memcpy(scmd->sense_buffer, scmd->request_buffer,
580 sizeof(scmd->sense_buffer));
581 }
582 kfree(scmd->request_buffer);
583 }
584
585
586 /*
587 * Restore original data
588 */
589 scmd->request_buffer = old_buffer;
590 scmd->request_bufflen = old_bufflen;
591 memcpy(scmd->cmnd, old_cmnd, sizeof(scmd->cmnd));
592 scmd->sc_data_direction = old_data_direction;
593 scmd->cmd_len = old_cmd_len;
594 scmd->use_sg = old_use_sg;
595 scmd->result = old_result;
525 return rtn; 596 return rtn;
526} 597}
527 598
@@ -537,56 +608,10 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, int timeout)
537static int scsi_request_sense(struct scsi_cmnd *scmd) 608static int scsi_request_sense(struct scsi_cmnd *scmd)
538{ 609{
539 static unsigned char generic_sense[6] = 610 static unsigned char generic_sense[6] =
540 {REQUEST_SENSE, 0, 0, 0, 252, 0}; 611 {REQUEST_SENSE, 0, 0, 0, 252, 0};
541 unsigned char *scsi_result;
542 int saved_result;
543 int rtn;
544 612
545 memcpy(scmd->cmnd, generic_sense, sizeof(generic_sense)); 613 memcpy(scmd->cmnd, generic_sense, sizeof(generic_sense));
546 614 return scsi_send_eh_cmnd(scmd, SENSE_TIMEOUT, 1);
547 scsi_result = kmalloc(252, GFP_ATOMIC | ((scmd->device->host->hostt->unchecked_isa_dma) ? __GFP_DMA : 0));
548
549
550 if (unlikely(!scsi_result)) {
551 printk(KERN_ERR "%s: cannot allocate scsi_result.\n",
552 __FUNCTION__);
553 return FAILED;
554 }
555
556 /*
557 * zero the sense buffer. some host adapters automatically always
558 * request sense, so it is not a good idea that
559 * scmd->request_buffer and scmd->sense_buffer point to the same
560 * address (db). 0 is not a valid sense code.
561 */
562 memset(scmd->sense_buffer, 0, sizeof(scmd->sense_buffer));
563 memset(scsi_result, 0, 252);
564
565 saved_result = scmd->result;
566 scmd->request_buffer = scsi_result;
567 scmd->request_bufflen = 252;
568 scmd->use_sg = 0;
569 scmd->cmd_len = COMMAND_SIZE(scmd->cmnd[0]);
570 scmd->sc_data_direction = DMA_FROM_DEVICE;
571 scmd->underflow = 0;
572
573 rtn = scsi_send_eh_cmnd(scmd, SENSE_TIMEOUT);
574
575 /* last chance to have valid sense data */
576 if(!SCSI_SENSE_VALID(scmd)) {
577 memcpy(scmd->sense_buffer, scmd->request_buffer,
578 sizeof(scmd->sense_buffer));
579 }
580
581 kfree(scsi_result);
582
583 /*
584 * when we eventually call scsi_finish, we really wish to complete
585 * the original request, so let's restore the original data. (db)
586 */
587 scsi_setup_cmd_retry(scmd);
588 scmd->result = saved_result;
589 return rtn;
590} 615}
591 616
592/** 617/**
@@ -605,12 +630,6 @@ void scsi_eh_finish_cmd(struct scsi_cmnd *scmd, struct list_head *done_q)
605{ 630{
606 scmd->device->host->host_failed--; 631 scmd->device->host->host_failed--;
607 scmd->eh_eflags = 0; 632 scmd->eh_eflags = 0;
608
609 /*
610 * set this back so that the upper level can correctly free up
611 * things.
612 */
613 scsi_setup_cmd_retry(scmd);
614 list_move_tail(&scmd->eh_entry, done_q); 633 list_move_tail(&scmd->eh_entry, done_q);
615} 634}
616EXPORT_SYMBOL(scsi_eh_finish_cmd); 635EXPORT_SYMBOL(scsi_eh_finish_cmd);
@@ -715,47 +734,26 @@ static int scsi_eh_tur(struct scsi_cmnd *scmd)
715{ 734{
716 static unsigned char tur_command[6] = {TEST_UNIT_READY, 0, 0, 0, 0, 0}; 735 static unsigned char tur_command[6] = {TEST_UNIT_READY, 0, 0, 0, 0, 0};
717 int retry_cnt = 1, rtn; 736 int retry_cnt = 1, rtn;
718 int saved_result;
719 737
720retry_tur: 738retry_tur:
721 memcpy(scmd->cmnd, tur_command, sizeof(tur_command)); 739 memcpy(scmd->cmnd, tur_command, sizeof(tur_command));
722 740
723 /*
724 * zero the sense buffer. the scsi spec mandates that any
725 * untransferred sense data should be interpreted as being zero.
726 */
727 memset(scmd->sense_buffer, 0, sizeof(scmd->sense_buffer));
728
729 saved_result = scmd->result;
730 scmd->request_buffer = NULL;
731 scmd->request_bufflen = 0;
732 scmd->use_sg = 0;
733 scmd->cmd_len = COMMAND_SIZE(scmd->cmnd[0]);
734 scmd->underflow = 0;
735 scmd->sc_data_direction = DMA_NONE;
736 741
737 rtn = scsi_send_eh_cmnd(scmd, SENSE_TIMEOUT); 742 rtn = scsi_send_eh_cmnd(scmd, SENSE_TIMEOUT, 0);
738 743
739 /*
740 * when we eventually call scsi_finish, we really wish to complete
741 * the original request, so let's restore the original data. (db)
742 */
743 scsi_setup_cmd_retry(scmd);
744 scmd->result = saved_result;
745
746 /*
747 * hey, we are done. let's look to see what happened.
748 */
749 SCSI_LOG_ERROR_RECOVERY(3, printk("%s: scmd %p rtn %x\n", 744 SCSI_LOG_ERROR_RECOVERY(3, printk("%s: scmd %p rtn %x\n",
750 __FUNCTION__, scmd, rtn)); 745 __FUNCTION__, scmd, rtn));
751 if (rtn == SUCCESS) 746
752 return 0; 747 switch (rtn) {
753 else if (rtn == NEEDS_RETRY) { 748 case NEEDS_RETRY:
754 if (retry_cnt--) 749 if (retry_cnt--)
755 goto retry_tur; 750 goto retry_tur;
751 /*FALLTHRU*/
752 case SUCCESS:
756 return 0; 753 return 0;
754 default:
755 return 1;
757 } 756 }
758 return 1;
759} 757}
760 758
761/** 759/**
@@ -837,44 +835,16 @@ static int scsi_try_bus_device_reset(struct scsi_cmnd *scmd)
837static int scsi_eh_try_stu(struct scsi_cmnd *scmd) 835static int scsi_eh_try_stu(struct scsi_cmnd *scmd)
838{ 836{
839 static unsigned char stu_command[6] = {START_STOP, 0, 0, 0, 1, 0}; 837 static unsigned char stu_command[6] = {START_STOP, 0, 0, 0, 1, 0};
840 int rtn;
841 int saved_result;
842 838
843 if (!scmd->device->allow_restart) 839 if (scmd->device->allow_restart) {
844 return 1; 840 int rtn;
845
846 memcpy(scmd->cmnd, stu_command, sizeof(stu_command));
847
848 /*
849 * zero the sense buffer. the scsi spec mandates that any
850 * untransferred sense data should be interpreted as being zero.
851 */
852 memset(scmd->sense_buffer, 0, sizeof(scmd->sense_buffer));
853
854 saved_result = scmd->result;
855 scmd->request_buffer = NULL;
856 scmd->request_bufflen = 0;
857 scmd->use_sg = 0;
858 scmd->cmd_len = COMMAND_SIZE(scmd->cmnd[0]);
859 scmd->underflow = 0;
860 scmd->sc_data_direction = DMA_NONE;
861 841
862 rtn = scsi_send_eh_cmnd(scmd, START_UNIT_TIMEOUT); 842 memcpy(scmd->cmnd, stu_command, sizeof(stu_command));
863 843 rtn = scsi_send_eh_cmnd(scmd, START_UNIT_TIMEOUT, 0);
864 /* 844 if (rtn == SUCCESS)
865 * when we eventually call scsi_finish, we really wish to complete 845 return 0;
866 * the original request, so let's restore the original data. (db) 846 }
867 */
868 scsi_setup_cmd_retry(scmd);
869 scmd->result = saved_result;
870 847
871 /*
872 * hey, we are done. let's look to see what happened.
873 */
874 SCSI_LOG_ERROR_RECOVERY(3, printk("%s: scmd %p rtn %x\n",
875 __FUNCTION__, scmd, rtn));
876 if (rtn == SUCCESS)
877 return 0;
878 return 1; 848 return 1;
879} 849}
880 850
@@ -1684,8 +1654,6 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
1684 1654
1685 scmd->scsi_done = scsi_reset_provider_done_command; 1655 scmd->scsi_done = scsi_reset_provider_done_command;
1686 scmd->done = NULL; 1656 scmd->done = NULL;
1687 scmd->buffer = NULL;
1688 scmd->bufflen = 0;
1689 scmd->request_buffer = NULL; 1657 scmd->request_buffer = NULL;
1690 scmd->request_bufflen = 0; 1658 scmd->request_bufflen = 0;
1691 1659
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 08af9aae7df3..077c1c691210 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -436,60 +436,16 @@ EXPORT_SYMBOL_GPL(scsi_execute_async);
436 * 436 *
437 * Arguments: cmd - command that is ready to be queued. 437 * Arguments: cmd - command that is ready to be queued.
438 * 438 *
439 * Returns: Nothing
440 *
441 * Notes: This function has the job of initializing a number of 439 * Notes: This function has the job of initializing a number of
442 * fields related to error handling. Typically this will 440 * fields related to error handling. Typically this will
443 * be called once for each command, as required. 441 * be called once for each command, as required.
444 */ 442 */
445static int scsi_init_cmd_errh(struct scsi_cmnd *cmd) 443static void scsi_init_cmd_errh(struct scsi_cmnd *cmd)
446{ 444{
447 cmd->serial_number = 0; 445 cmd->serial_number = 0;
448
449 memset(cmd->sense_buffer, 0, sizeof cmd->sense_buffer); 446 memset(cmd->sense_buffer, 0, sizeof cmd->sense_buffer);
450
451 if (cmd->cmd_len == 0) 447 if (cmd->cmd_len == 0)
452 cmd->cmd_len = COMMAND_SIZE(cmd->cmnd[0]); 448 cmd->cmd_len = COMMAND_SIZE(cmd->cmnd[0]);
453
454 /*
455 * We need saved copies of a number of fields - this is because
456 * error handling may need to overwrite these with different values
457 * to run different commands, and once error handling is complete,
458 * we will need to restore these values prior to running the actual
459 * command.
460 */
461 cmd->old_use_sg = cmd->use_sg;
462 cmd->old_cmd_len = cmd->cmd_len;
463 cmd->sc_old_data_direction = cmd->sc_data_direction;
464 cmd->old_underflow = cmd->underflow;
465 memcpy(cmd->data_cmnd, cmd->cmnd, sizeof(cmd->cmnd));
466 cmd->buffer = cmd->request_buffer;
467 cmd->bufflen = cmd->request_bufflen;
468
469 return 1;
470}
471
472/*
473 * Function: scsi_setup_cmd_retry()
474 *
475 * Purpose: Restore the command state for a retry
476 *
477 * Arguments: cmd - command to be restored
478 *
479 * Returns: Nothing
480 *
481 * Notes: Immediately prior to retrying a command, we need
482 * to restore certain fields that we saved above.
483 */
484void scsi_setup_cmd_retry(struct scsi_cmnd *cmd)
485{
486 memcpy(cmd->cmnd, cmd->data_cmnd, sizeof(cmd->data_cmnd));
487 cmd->request_buffer = cmd->buffer;
488 cmd->request_bufflen = cmd->bufflen;
489 cmd->use_sg = cmd->old_use_sg;
490 cmd->cmd_len = cmd->old_cmd_len;
491 cmd->sc_data_direction = cmd->sc_old_data_direction;
492 cmd->underflow = cmd->old_underflow;
493} 449}
494 450
495void scsi_device_unbusy(struct scsi_device *sdev) 451void scsi_device_unbusy(struct scsi_device *sdev)
@@ -807,22 +763,13 @@ static void scsi_free_sgtable(struct scatterlist *sgl, int index)
807 */ 763 */
808static void scsi_release_buffers(struct scsi_cmnd *cmd) 764static void scsi_release_buffers(struct scsi_cmnd *cmd)
809{ 765{
810 struct request *req = cmd->request;
811
812 /*
813 * Free up any indirection buffers we allocated for DMA purposes.
814 */
815 if (cmd->use_sg) 766 if (cmd->use_sg)
816 scsi_free_sgtable(cmd->request_buffer, cmd->sglist_len); 767 scsi_free_sgtable(cmd->request_buffer, cmd->sglist_len);
817 else if (cmd->request_buffer != req->buffer)
818 kfree(cmd->request_buffer);
819 768
820 /* 769 /*
821 * Zero these out. They now point to freed memory, and it is 770 * Zero these out. They now point to freed memory, and it is
822 * dangerous to hang onto the pointers. 771 * dangerous to hang onto the pointers.
823 */ 772 */
824 cmd->buffer = NULL;
825 cmd->bufflen = 0;
826 cmd->request_buffer = NULL; 773 cmd->request_buffer = NULL;
827 cmd->request_bufflen = 0; 774 cmd->request_bufflen = 0;
828} 775}
@@ -858,7 +805,7 @@ static void scsi_release_buffers(struct scsi_cmnd *cmd)
858void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) 805void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
859{ 806{
860 int result = cmd->result; 807 int result = cmd->result;
861 int this_count = cmd->bufflen; 808 int this_count = cmd->request_bufflen;
862 request_queue_t *q = cmd->device->request_queue; 809 request_queue_t *q = cmd->device->request_queue;
863 struct request *req = cmd->request; 810 struct request *req = cmd->request;
864 int clear_errors = 1; 811 int clear_errors = 1;
@@ -866,28 +813,14 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
866 int sense_valid = 0; 813 int sense_valid = 0;
867 int sense_deferred = 0; 814 int sense_deferred = 0;
868 815
869 /* 816 scsi_release_buffers(cmd);
870 * Free up any indirection buffers we allocated for DMA purposes.
871 * For the case of a READ, we need to copy the data out of the
872 * bounce buffer and into the real buffer.
873 */
874 if (cmd->use_sg)
875 scsi_free_sgtable(cmd->buffer, cmd->sglist_len);
876 else if (cmd->buffer != req->buffer) {
877 if (rq_data_dir(req) == READ) {
878 unsigned long flags;
879 char *to = bio_kmap_irq(req->bio, &flags);
880 memcpy(to, cmd->buffer, cmd->bufflen);
881 bio_kunmap_irq(to, &flags);
882 }
883 kfree(cmd->buffer);
884 }
885 817
886 if (result) { 818 if (result) {
887 sense_valid = scsi_command_normalize_sense(cmd, &sshdr); 819 sense_valid = scsi_command_normalize_sense(cmd, &sshdr);
888 if (sense_valid) 820 if (sense_valid)
889 sense_deferred = scsi_sense_is_deferred(&sshdr); 821 sense_deferred = scsi_sense_is_deferred(&sshdr);
890 } 822 }
823
891 if (blk_pc_request(req)) { /* SG_IO ioctl from block level */ 824 if (blk_pc_request(req)) { /* SG_IO ioctl from block level */
892 req->errors = result; 825 req->errors = result;
893 if (result) { 826 if (result) {
@@ -908,15 +841,6 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
908 } 841 }
909 842
910 /* 843 /*
911 * Zero these out. They now point to freed memory, and it is
912 * dangerous to hang onto the pointers.
913 */
914 cmd->buffer = NULL;
915 cmd->bufflen = 0;
916 cmd->request_buffer = NULL;
917 cmd->request_bufflen = 0;
918
919 /*
920 * Next deal with any sectors which we were able to correctly 844 * Next deal with any sectors which we were able to correctly
921 * handle. 845 * handle.
922 */ 846 */
@@ -1012,7 +936,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
1012 if (!(req->flags & REQ_QUIET)) { 936 if (!(req->flags & REQ_QUIET)) {
1013 scmd_printk(KERN_INFO, cmd, 937 scmd_printk(KERN_INFO, cmd,
1014 "Volume overflow, CDB: "); 938 "Volume overflow, CDB: ");
1015 __scsi_print_command(cmd->data_cmnd); 939 __scsi_print_command(cmd->cmnd);
1016 scsi_print_sense("", cmd); 940 scsi_print_sense("", cmd);
1017 } 941 }
1018 /* See SSC3rXX or current. */ 942 /* See SSC3rXX or current. */
@@ -1143,7 +1067,7 @@ static void scsi_blk_pc_done(struct scsi_cmnd *cmd)
1143 * successfully. Since this is a REQ_BLOCK_PC command the 1067 * successfully. Since this is a REQ_BLOCK_PC command the
1144 * caller should check the request's errors value 1068 * caller should check the request's errors value
1145 */ 1069 */
1146 scsi_io_completion(cmd, cmd->bufflen); 1070 scsi_io_completion(cmd, cmd->request_bufflen);
1147} 1071}
1148 1072
1149static void scsi_setup_blk_pc_cmnd(struct scsi_cmnd *cmd) 1073static void scsi_setup_blk_pc_cmnd(struct scsi_cmnd *cmd)
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index e2fbe9a9d5a9..ae24c85aaeea 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -57,7 +57,6 @@ extern int scsi_eh_scmd_add(struct scsi_cmnd *, int);
57 57
58/* scsi_lib.c */ 58/* scsi_lib.c */
59extern int scsi_maybe_unblock_host(struct scsi_device *sdev); 59extern int scsi_maybe_unblock_host(struct scsi_device *sdev);
60extern void scsi_setup_cmd_retry(struct scsi_cmnd *cmd);
61extern void scsi_device_unbusy(struct scsi_device *sdev); 60extern void scsi_device_unbusy(struct scsi_device *sdev);
62extern int scsi_queue_insert(struct scsi_cmnd *cmd, int reason); 61extern int scsi_queue_insert(struct scsi_cmnd *cmd, int reason);
63extern void scsi_next_command(struct scsi_cmnd *cmd); 62extern void scsi_next_command(struct scsi_cmnd *cmd);
diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index dd075627e605..5a625c3fddae 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -41,6 +41,7 @@ struct sas_host_attrs {
41 struct mutex lock; 41 struct mutex lock;
42 u32 next_target_id; 42 u32 next_target_id;
43 u32 next_expander_id; 43 u32 next_expander_id;
44 int next_port_id;
44}; 45};
45#define to_sas_host_attrs(host) ((struct sas_host_attrs *)(host)->shost_data) 46#define to_sas_host_attrs(host) ((struct sas_host_attrs *)(host)->shost_data)
46 47
@@ -146,6 +147,7 @@ static int sas_host_setup(struct transport_container *tc, struct device *dev,
146 mutex_init(&sas_host->lock); 147 mutex_init(&sas_host->lock);
147 sas_host->next_target_id = 0; 148 sas_host->next_target_id = 0;
148 sas_host->next_expander_id = 0; 149 sas_host->next_expander_id = 0;
150 sas_host->next_port_id = 0;
149 return 0; 151 return 0;
150} 152}
151 153
@@ -327,7 +329,7 @@ sas_phy_protocol_attr(identify.target_port_protocols,
327sas_phy_simple_attr(identify.sas_address, sas_address, "0x%016llx\n", 329sas_phy_simple_attr(identify.sas_address, sas_address, "0x%016llx\n",
328 unsigned long long); 330 unsigned long long);
329sas_phy_simple_attr(identify.phy_identifier, phy_identifier, "%d\n", u8); 331sas_phy_simple_attr(identify.phy_identifier, phy_identifier, "%d\n", u8);
330//sas_phy_simple_attr(port_identifier, port_identifier, "%d\n", u8); 332//sas_phy_simple_attr(port_identifier, port_identifier, "%d\n", int);
331sas_phy_linkspeed_attr(negotiated_linkrate); 333sas_phy_linkspeed_attr(negotiated_linkrate);
332sas_phy_linkspeed_attr(minimum_linkrate_hw); 334sas_phy_linkspeed_attr(minimum_linkrate_hw);
333sas_phy_linkspeed_attr(minimum_linkrate); 335sas_phy_linkspeed_attr(minimum_linkrate);
@@ -590,6 +592,38 @@ struct sas_port *sas_port_alloc(struct device *parent, int port_id)
590} 592}
591EXPORT_SYMBOL(sas_port_alloc); 593EXPORT_SYMBOL(sas_port_alloc);
592 594
595/** sas_port_alloc_num - allocate and initialize a SAS port structure
596 *
597 * @parent: parent device
598 *
599 * Allocates a SAS port structure and a number to go with it. This
600 * interface is really for adapters where the port number has no
601 * meansing, so the sas class should manage them. It will be added to
602 * the device tree below the device specified by @parent which must be
603 * either a Scsi_Host or a sas_expander_device.
604 *
605 * Returns %NULL on error
606 */
607struct sas_port *sas_port_alloc_num(struct device *parent)
608{
609 int index;
610 struct Scsi_Host *shost = dev_to_shost(parent);
611 struct sas_host_attrs *sas_host = to_sas_host_attrs(shost);
612
613 /* FIXME: use idr for this eventually */
614 mutex_lock(&sas_host->lock);
615 if (scsi_is_sas_expander_device(parent)) {
616 struct sas_rphy *rphy = dev_to_rphy(parent);
617 struct sas_expander_device *exp = rphy_to_expander_device(rphy);
618
619 index = exp->next_port_id++;
620 } else
621 index = sas_host->next_port_id++;
622 mutex_unlock(&sas_host->lock);
623 return sas_port_alloc(parent, index);
624}
625EXPORT_SYMBOL(sas_port_alloc_num);
626
593/** 627/**
594 * sas_port_add - add a SAS port to the device hierarchy 628 * sas_port_add - add a SAS port to the device hierarchy
595 * 629 *
@@ -658,6 +692,13 @@ void sas_port_delete(struct sas_port *port)
658 } 692 }
659 mutex_unlock(&port->phy_list_mutex); 693 mutex_unlock(&port->phy_list_mutex);
660 694
695 if (port->is_backlink) {
696 struct device *parent = port->dev.parent;
697
698 sysfs_remove_link(&port->dev.kobj, parent->bus_id);
699 port->is_backlink = 0;
700 }
701
661 transport_remove_device(dev); 702 transport_remove_device(dev);
662 device_del(dev); 703 device_del(dev);
663 transport_destroy_device(dev); 704 transport_destroy_device(dev);
@@ -733,6 +774,19 @@ void sas_port_delete_phy(struct sas_port *port, struct sas_phy *phy)
733} 774}
734EXPORT_SYMBOL(sas_port_delete_phy); 775EXPORT_SYMBOL(sas_port_delete_phy);
735 776
777void sas_port_mark_backlink(struct sas_port *port)
778{
779 struct device *parent = port->dev.parent->parent->parent;
780
781 if (port->is_backlink)
782 return;
783 port->is_backlink = 1;
784 sysfs_create_link(&port->dev.kobj, &parent->kobj,
785 parent->bus_id);
786
787}
788EXPORT_SYMBOL(sas_port_mark_backlink);
789
736/* 790/*
737 * SAS remote PHY attributes. 791 * SAS remote PHY attributes.
738 */ 792 */
@@ -1140,7 +1194,7 @@ int sas_rphy_add(struct sas_rphy *rphy)
1140 1194
1141 if (identify->device_type == SAS_END_DEVICE && 1195 if (identify->device_type == SAS_END_DEVICE &&
1142 rphy->scsi_target_id != -1) { 1196 rphy->scsi_target_id != -1) {
1143 scsi_scan_target(&rphy->dev, parent->port_identifier, 1197 scsi_scan_target(&rphy->dev, 0,
1144 rphy->scsi_target_id, ~0, 0); 1198 rphy->scsi_target_id, ~0, 0);
1145 } 1199 }
1146 1200
@@ -1242,15 +1296,13 @@ static int sas_user_scan(struct Scsi_Host *shost, uint channel,
1242 1296
1243 mutex_lock(&sas_host->lock); 1297 mutex_lock(&sas_host->lock);
1244 list_for_each_entry(rphy, &sas_host->rphy_list, list) { 1298 list_for_each_entry(rphy, &sas_host->rphy_list, list) {
1245 struct sas_port *parent = dev_to_sas_port(rphy->dev.parent);
1246
1247 if (rphy->identify.device_type != SAS_END_DEVICE || 1299 if (rphy->identify.device_type != SAS_END_DEVICE ||
1248 rphy->scsi_target_id == -1) 1300 rphy->scsi_target_id == -1)
1249 continue; 1301 continue;
1250 1302
1251 if ((channel == SCAN_WILD_CARD || channel == parent->port_identifier) && 1303 if ((channel == SCAN_WILD_CARD || channel == 0) &&
1252 (id == SCAN_WILD_CARD || id == rphy->scsi_target_id)) { 1304 (id == SCAN_WILD_CARD || id == rphy->scsi_target_id)) {
1253 scsi_scan_target(&rphy->dev, parent->port_identifier, 1305 scsi_scan_target(&rphy->dev, 0,
1254 rphy->scsi_target_id, lun, 1); 1306 rphy->scsi_target_id, lun, 1);
1255 } 1307 }
1256 } 1308 }
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 3225d31449e1..98bd3aab9739 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -502,8 +502,7 @@ static int sd_init_command(struct scsi_cmnd * SCpnt)
502 SCpnt->cmnd[4] = (unsigned char) this_count; 502 SCpnt->cmnd[4] = (unsigned char) this_count;
503 SCpnt->cmnd[5] = 0; 503 SCpnt->cmnd[5] = 0;
504 } 504 }
505 SCpnt->request_bufflen = SCpnt->bufflen = 505 SCpnt->request_bufflen = this_count * sdp->sector_size;
506 this_count * sdp->sector_size;
507 506
508 /* 507 /*
509 * We shouldn't disconnect in the middle of a sector, so with a dumb 508 * We shouldn't disconnect in the middle of a sector, so with a dumb
diff --git a/drivers/scsi/seagate.c b/drivers/scsi/seagate.c
index 3f312a84c6a7..2679ea8bff1a 100644
--- a/drivers/scsi/seagate.c
+++ b/drivers/scsi/seagate.c
@@ -1002,7 +1002,7 @@ connect_loop:
1002 } 1002 }
1003#endif 1003#endif
1004 1004
1005 buffer = (struct scatterlist *) SCint->buffer; 1005 buffer = (struct scatterlist *) SCint->request_buffer;
1006 len = buffer->length; 1006 len = buffer->length;
1007 data = page_address(buffer->page) + buffer->offset; 1007 data = page_address(buffer->page) + buffer->offset;
1008 } else { 1008 } else {
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index fd94408577e5..fae6e95a6298 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -360,7 +360,7 @@ static int sr_init_command(struct scsi_cmnd * SCpnt)
360 "mismatch count %d, bytes %d\n", 360 "mismatch count %d, bytes %d\n",
361 size, SCpnt->request_bufflen); 361 size, SCpnt->request_bufflen);
362 if (SCpnt->request_bufflen > size) 362 if (SCpnt->request_bufflen > size)
363 SCpnt->request_bufflen = SCpnt->bufflen = size; 363 SCpnt->request_bufflen = size;
364 } 364 }
365 } 365 }
366 366
@@ -387,8 +387,7 @@ static int sr_init_command(struct scsi_cmnd * SCpnt)
387 387
388 if (this_count > 0xffff) { 388 if (this_count > 0xffff) {
389 this_count = 0xffff; 389 this_count = 0xffff;
390 SCpnt->request_bufflen = SCpnt->bufflen = 390 SCpnt->request_bufflen = this_count * s_size;
391 this_count * s_size;
392 } 391 }
393 392
394 SCpnt->cmnd[2] = (unsigned char) (block >> 24) & 0xff; 393 SCpnt->cmnd[2] = (unsigned char) (block >> 24) & 0xff;
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 756ceb93ddc8..7f669b600677 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -368,7 +368,7 @@ static int st_chk_result(struct scsi_tape *STp, struct st_request * SRpnt)
368 SRpnt->cmd[0], SRpnt->cmd[1], SRpnt->cmd[2], 368 SRpnt->cmd[0], SRpnt->cmd[1], SRpnt->cmd[2],
369 SRpnt->cmd[3], SRpnt->cmd[4], SRpnt->cmd[5]); 369 SRpnt->cmd[3], SRpnt->cmd[4], SRpnt->cmd[5]);
370 if (cmdstatp->have_sense) 370 if (cmdstatp->have_sense)
371 __scsi_print_sense("st", SRpnt->sense, SCSI_SENSE_BUFFERSIZE); 371 __scsi_print_sense(name, SRpnt->sense, SCSI_SENSE_BUFFERSIZE);
372 } ) /* end DEB */ 372 } ) /* end DEB */
373 if (!debugging) { /* Abnormal conditions for tape */ 373 if (!debugging) { /* Abnormal conditions for tape */
374 if (!cmdstatp->have_sense) 374 if (!cmdstatp->have_sense)
@@ -384,9 +384,8 @@ static int st_chk_result(struct scsi_tape *STp, struct st_request * SRpnt)
384 scode != VOLUME_OVERFLOW && 384 scode != VOLUME_OVERFLOW &&
385 SRpnt->cmd[0] != MODE_SENSE && 385 SRpnt->cmd[0] != MODE_SENSE &&
386 SRpnt->cmd[0] != TEST_UNIT_READY) { 386 SRpnt->cmd[0] != TEST_UNIT_READY) {
387 printk(KERN_WARNING "%s: Error with sense data: ", name); 387
388 __scsi_print_sense("st", SRpnt->sense, 388 __scsi_print_sense(name, SRpnt->sense, SCSI_SENSE_BUFFERSIZE);
389 SCSI_SENSE_BUFFERSIZE);
390 } 389 }
391 } 390 }
392 391
diff --git a/drivers/scsi/sun3_NCR5380.c b/drivers/scsi/sun3_NCR5380.c
index 2ebe0d663899..2f8073b73bf3 100644
--- a/drivers/scsi/sun3_NCR5380.c
+++ b/drivers/scsi/sun3_NCR5380.c
@@ -517,7 +517,7 @@ static __inline__ void initialize_SCp(Scsi_Cmnd *cmd)
517 */ 517 */
518 518
519 if (cmd->use_sg) { 519 if (cmd->use_sg) {
520 cmd->SCp.buffer = (struct scatterlist *) cmd->buffer; 520 cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
521 cmd->SCp.buffers_residual = cmd->use_sg - 1; 521 cmd->SCp.buffers_residual = cmd->use_sg - 1;
522 cmd->SCp.ptr = (char *) SGADDR(cmd->SCp.buffer); 522 cmd->SCp.ptr = (char *) SGADDR(cmd->SCp.buffer);
523 cmd->SCp.this_residual = cmd->SCp.buffer->length; 523 cmd->SCp.this_residual = cmd->SCp.buffer->length;
diff --git a/drivers/scsi/sun3x_esp.c b/drivers/scsi/sun3x_esp.c
index 1f328cae5c05..6b60536ac92b 100644
--- a/drivers/scsi/sun3x_esp.c
+++ b/drivers/scsi/sun3x_esp.c
@@ -347,7 +347,7 @@ static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, Scsi_Cmnd *sp)
347static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, Scsi_Cmnd *sp) 347static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, Scsi_Cmnd *sp)
348{ 348{
349 int sz = sp->use_sg - 1; 349 int sz = sp->use_sg - 1;
350 struct scatterlist *sg = (struct scatterlist *)sp->buffer; 350 struct scatterlist *sg = (struct scatterlist *)sp->request_buffer;
351 351
352 while(sz >= 0) { 352 while(sz >= 0) {
353 dvma_unmap((char *)sg[sz].dma_address); 353 dvma_unmap((char *)sg[sz].dma_address);
diff --git a/drivers/scsi/wd33c93.c b/drivers/scsi/wd33c93.c
index 680f38ab60d8..2083454db511 100644
--- a/drivers/scsi/wd33c93.c
+++ b/drivers/scsi/wd33c93.c
@@ -373,7 +373,7 @@ wd33c93_queuecommand(struct scsi_cmnd *cmd,
373 */ 373 */
374 374
375 if (cmd->use_sg) { 375 if (cmd->use_sg) {
376 cmd->SCp.buffer = (struct scatterlist *) cmd->buffer; 376 cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
377 cmd->SCp.buffers_residual = cmd->use_sg - 1; 377 cmd->SCp.buffers_residual = cmd->use_sg - 1;
378 cmd->SCp.ptr = page_address(cmd->SCp.buffer->page) + 378 cmd->SCp.ptr = page_address(cmd->SCp.buffer->page) +
379 cmd->SCp.buffer->offset; 379 cmd->SCp.buffer->offset;
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-25 19:16:11 -0500