1ae59057bSadam radfordRelease Date : Mon. Oct 1, 2012 17:00:00 PST 2012 - 2ae59057bSadam radford (emaild-id:megaraidlinux@lsi.com) 3ae59057bSadam radford Adam Radford 4ae59057bSadam radfordCurrent Version : 06.504.01.00-rc1 5ae59057bSadam radfordOld Version : 00.00.06.18-rc1 6ae59057bSadam radford 1. Removed un-needed completion_lock spinlock calls. 7ae59057bSadam radford 2. Add module param for configurable MSI-X vector count. 8ae59057bSadam radford 3. Load io_request DataLength in bytes. 9ae59057bSadam radford 4. Add array boundary check for SystemPD. 10ae59057bSadam radford 5. Add SystemPD FastPath support. 11ae59057bSadam radford 6. Remove duplicate code. 12ae59057bSadam radford 7. Version, Changelog, Copyright update. 13ae59057bSadam radford------------------------------------------------------------------------------- 14cdd75750Sadam radfordRelease Date : Tue. Jun 17, 2012 17:00:00 PST 2012 - 15cdd75750Sadam radford (emaild-id:megaraidlinux@lsi.com) 16cdd75750Sadam radford Adam Radford/Kashyap Desai 17cdd75750Sadam radfordCurrent Version : 00.00.06.18-rc1 18cdd75750Sadam radfordOld Version : 00.00.06.15-rc1 19cdd75750Sadam radford 1. Fix Copyright dates. 20cdd75750Sadam radford 2. Add throttlequeuedepth module parameter. 21cdd75750Sadam radford 3. Add resetwaittime module parameter. 22cdd75750Sadam radford 4. Move poll_aen_lock initializer. 23cdd75750Sadam radford------------------------------------------------------------------------------- 24e38a813bSadam radfordRelease Date : Mon. Mar 19, 2012 17:00:00 PST 2012 - 25e38a813bSadam radford (emaild-id:megaraidlinux@lsi.com) 26e38a813bSadam radford Adam Radford 27e38a813bSadam radfordCurrent Version : 00.00.06.15-rc1 28e38a813bSadam radfordOld Version : 00.00.06.14-rc1 29e38a813bSadam radford 1. Optimize HostMSIxVectors setting. 30e38a813bSadam radford 2. Add fpRead/WriteCapable, fpRead/WriteAcrossStripe checks. 31e38a813bSadam radford------------------------------------------------------------------------------- 32798edaadSadam radfordRelease Date : Fri. Jan 6, 2012 17:00:00 PST 2010 - 33798edaadSadam radford (emaild-id:megaraidlinux@lsi.com) 34798edaadSadam radford Adam Radford 35798edaadSadam radfordCurrent Version : 00.00.06.14-rc1 36798edaadSadam radfordOld Version : 00.00.06.12-rc1 37798edaadSadam radford 1. Fix reglockFlags for degraded raid5/6 for MR 9360/9380. 38798edaadSadam radford 2. Mask off flags in ioctl path to prevent memory scribble with older 39798edaadSadam radford MegaCLI versions. 40798edaadSadam radford 3. Remove poll_mode_io module paramater, sysfs node, and associated code. 41798edaadSadam radford------------------------------------------------------------------------------- 428d6f5ceaSadam radfordRelease Date : Wed. Oct 5, 2011 17:00:00 PST 2010 - 438d6f5ceaSadam radford (emaild-id:megaraidlinux@lsi.com) 448d6f5ceaSadam radford Adam Radford 458d6f5ceaSadam radfordCurrent Version : 00.00.06.12-rc1 468d6f5ceaSadam radfordOld Version : 00.00.05.40-rc1 478d6f5ceaSadam radford 1. Continue booting immediately if FW in FAULT at driver load time. 488d6f5ceaSadam radford 2. Increase default cmds per lun to 256. 498d6f5ceaSadam radford 3. Fix mismatch in megasas_reset_fusion() mutex lock-unlock. 508d6f5ceaSadam radford 4. Remove some un-necessary code. 518d6f5ceaSadam radford 5. Clear state change interrupts for Fusion/Invader. 528d6f5ceaSadam radford 6. Clear FUSION_IN_RESET before enabling interrupts. 538d6f5ceaSadam radford 7. Add support for MegaRAID 9360/9380 12GB/s controllers. 548d6f5ceaSadam radford 8. Add multiple MSI-X vector/multiple reply queue support. 558d6f5ceaSadam radford 9. Add driver workaround for PERC5/1068 kdump kernel panic. 568d6f5ceaSadam radford------------------------------------------------------------------------------- 57e1703585Sadam radfordRelease Date : Tue. Jul 26, 2011 17:00:00 PST 2010 - 58e1703585Sadam radford (emaild-id:megaraidlinux@lsi.com) 59e1703585Sadam radford Adam Radford 60e1703585Sadam radfordCurrent Version : 00.00.05.40-rc1 61e1703585Sadam radfordOld Version : 00.00.05.38-rc1 62e1703585Sadam radford 1. Fix FastPath I/O to work with degraded RAID 1. 63e1703585Sadam radford 2. Add .change_queue_depth support. 64e1703585Sadam radford------------------------------------------------------------------------------- 654f788dceSadam radfordRelease Date : Wed. May 11, 2011 17:00:00 PST 2010 - 664f788dceSadam radford (emaild-id:megaraidlinux@lsi.com) 674f788dceSadam radford Adam Radford 684f788dceSadam radfordCurrent Version : 00.00.05.38-rc1 694f788dceSadam radfordOld Version : 00.00.05.34-rc1 704f788dceSadam radford 1. Remove MSI-X black list, use MFI_REG_STATE.ready.msiEnable. 714f788dceSadam radford 2. Remove un-used function megasas_return_cmd_for_smid(). 724f788dceSadam radford 3. Check MFI_REG_STATE.fault.resetAdapter in megasas_reset_fusion(). 734f788dceSadam radford 4. Disable interrupts/free_irq() in megasas_shutdown(). 744f788dceSadam radford 5. Fix bug where AENs could be lost in probe() and resume(). 754f788dceSadam radford 6. Convert 6,10,12 byte CDB's to 16 byte CDB for large LBA's for FastPath 764f788dceSadam radford IO. 774f788dceSadam radford 7. Add 1078 OCR support. 784f788dceSadam radford------------------------------------------------------------------------------- 7900fa2b19Sadam radfordRelease Date : Thu. Feb 24, 2011 17:00:00 PST 2010 - 8000fa2b19Sadam radford (emaild-id:megaraidlinux@lsi.com) 8100fa2b19Sadam radford Adam Radford 8200fa2b19Sadam radfordCurrent Version : 00.00.05.34-rc1 8300fa2b19Sadam radfordOld Version : 00.00.05.29-rc1 8400fa2b19Sadam radford 1. Fix some failure gotos from megasas_probe_one(), etc. 8500fa2b19Sadam radford 2. Add missing check_and_restore_queue_depth() call in 8600fa2b19Sadam radford complete_cmd_fusion(). 8700fa2b19Sadam radford 3. Enable MSI-X before calling megasas_init_fw(). 8800fa2b19Sadam radford 4. Call tasklet_schedule() even if outbound_intr_status == 0 for MFI based 8900fa2b19Sadam radford boards in MSI-X mode. 9000fa2b19Sadam radford 5. Fix megasas_probe_one() to clear PCI_MSIX_FLAGS_ENABLE in msi control 9100fa2b19Sadam radford register in kdump kernel. 9200fa2b19Sadam radford 6. Fix megasas_get_cmd() to only print "Command pool empty" if 9300fa2b19Sadam radford megasas_dbg_lvl is set. 9400fa2b19Sadam radford 7. Fix megasas_build_dcdb_fusion() to not filter by TYPE_DISK. 9500fa2b19Sadam radford 8. Fix megasas_build_dcdb_fusion() to use io_request->LUN[1] field. 9600fa2b19Sadam radford 9. Add MR_EVT_CFG_CLEARED to megasas_aen_polling(). 9700fa2b19Sadam radford 10. Fix tasklet_init() in megasas_init_fw() to use instancet->tasklet. 9800fa2b19Sadam radford 11. Fix fault state handling in megasas_transition_to_ready(). 9900fa2b19Sadam radford 12. Fix max_sectors setting for IEEE SGL's. 10000fa2b19Sadam radford 13. Fix iMR OCR support to work correctly. 10100fa2b19Sadam radford------------------------------------------------------------------------------- 1025f7bb3a4Sadam radfordRelease Date : Tues. Dec 14, 2010 17:00:00 PST 2010 - 1035f7bb3a4Sadam radford (emaild-id:megaraidlinux@lsi.com) 1045f7bb3a4Sadam radford Adam Radford 1055f7bb3a4Sadam radfordCurrent Version : 00.00.05.29-rc1 1065f7bb3a4Sadam radfordOld Version : 00.00.04.31-rc1 1075f7bb3a4Sadam radford 1. Rename megaraid_sas.c to megaraid_sas_base.c. 1085f7bb3a4Sadam radford 2. Update GPL headers. 1095f7bb3a4Sadam radford 3. Add MSI-X support and 'msix_disable' module parameter. 1105f7bb3a4Sadam radford 4. Use lowest memory bar (for SR-IOV VF support). 1115f7bb3a4Sadam radford 5. Add struct megasas_instance_temlate changes, and change all code to use 1125f7bb3a4Sadam radford new instance entries: 1135f7bb3a4Sadam radford 1145f7bb3a4Sadam radford irqreturn_t (*service_isr )(int irq, void *devp); 1155f7bb3a4Sadam radford void (*tasklet)(unsigned long); 1165f7bb3a4Sadam radford u32 (*init_adapter)(struct megasas_instance *); 1175f7bb3a4Sadam radford u32 (*build_and_issue_cmd) (struct megasas_instance *, 1185f7bb3a4Sadam radford struct scsi_cmnd *); 1195f7bb3a4Sadam radford void (*issue_dcmd) (struct megasas_instance *instance, 1205f7bb3a4Sadam radford struct megasas_cmd *cmd); 1215f7bb3a4Sadam radford 1225f7bb3a4Sadam radford 6. Add code to support MegaRAID 9265/9285 controllers device id (0x5b). 1235f7bb3a4Sadam radford------------------------------------------------------------------------------- 124e340c353SYang, Bo1 Release Date : Thur. May 03, 2010 09:12:45 PST 2009 - 125e340c353SYang, Bo (emaild-id:megaraidlinux@lsi.com) 126e340c353SYang, Bo Bo Yang 127e340c353SYang, Bo 128e340c353SYang, Bo2 Current Version : 00.00.04.31-rc1 129e340c353SYang, Bo3 Older Version : 00.00.04.17.1-rc1 130e340c353SYang, Bo 131e340c353SYang, Bo1. Add the Online Controller Reset (OCR) to the Driver. 132e340c353SYang, Bo OCR is the new feature for megaraid_sas driver which 133e340c353SYang, Bo will allow the fw to do the chip reset which will not 134e340c353SYang, Bo affact the OS behavious. 135e340c353SYang, Bo 136e340c353SYang, Bo To add the OCR support, driver need to do: 137e340c353SYang, Bo a). reset the controller chips -- Xscale and Gen2 which 138e340c353SYang, Bo will change the function calls and add the reset function 139e340c353SYang, Bo related to this two chips. 140e340c353SYang, Bo 141e340c353SYang, Bo b). during the reset, driver will store the pending cmds 142e340c353SYang, Bo which not returned by FW to driver's pending queue. Driver 143e340c353SYang, Bo will re-issue those pending cmds again to FW after the OCR 144e340c353SYang, Bo finished. 145e340c353SYang, Bo 146e340c353SYang, Bo c). In driver's timeout routine, driver will report to 147e340c353SYang, Bo OS as reset. Also driver's queue routine will block the 148e340c353SYang, Bo cmds until the OCR finished. 149e340c353SYang, Bo 150e340c353SYang, Bo d). in Driver's ISR routine, if driver get the FW state as 151e340c353SYang, Bo state change, FW in Failure status and FW support online controller 152e340c353SYang, Bo reset (OCR), driver will start to do the controller reset. 153e340c353SYang, Bo 154e340c353SYang, Bo e). In driver's IOCTL routine, the application cmds will wait for the 155e340c353SYang, Bo OCR to finish, then issue the cmds to FW. 156e340c353SYang, Bo 157e340c353SYang, Bo f). Before driver kill adapter, driver will do last chance of 158e340c353SYang, Bo OCR to see if driver can bring back the FW. 159e340c353SYang, Bo 160e340c353SYang, Bo2. Add the support update flag to the driver to tell LSI megaraid_sas 161e340c353SYang, Bo application which driver will support the device update. So application 162e340c353SYang, Bo will not need to do the device update after application add/del the device 163e340c353SYang, Bo from the system. 164e340c353SYang, Bo3. In driver's timeout routine, driver will do three time reset if fw is in 165e340c353SYang, Bo failed state. Driver will kill adapter if can't bring back FW after the 166e340c353SYang, Bo this three times reset. 167e340c353SYang, Bo4. Add the input parameter max_sectors to 1MB support to our GEN2 controller. 168e340c353SYang, Bo customer can use the input paramenter max_sectors to add 1MB support to GEN2 169e340c353SYang, Bo controller. 170e340c353SYang, Bo 17163bad45dSYang, Bo1 Release Date : Thur. Oct 29, 2009 09:12:45 PST 2009 - 17263bad45dSYang, Bo (emaild-id:megaraidlinux@lsi.com) 17363bad45dSYang, Bo Bo Yang 17463bad45dSYang, Bo 17563bad45dSYang, Bo2 Current Version : 00.00.04.17.1-rc1 17663bad45dSYang, Bo3 Older Version : 00.00.04.12 17763bad45dSYang, Bo 17863bad45dSYang, Bo1. Add the pad_0 in mfi frame structure to 0 to fix the 17963bad45dSYang, Bo context value larger than 32bit value issue. 18063bad45dSYang, Bo 18163bad45dSYang, Bo2. Add the logic drive list to the driver. Driver will 18263bad45dSYang, Bo keep the logic drive list internal after driver load. 18363bad45dSYang, Bo 18463bad45dSYang, Bo3. driver fixed the device update issue after get the AEN 18563bad45dSYang, Bo PD delete/ADD, LD add/delete from FW. 18663bad45dSYang, Bo 187a0b77368SYang, Bo1 Release Date : Tues. July 28, 2009 10:12:45 PST 2009 - 188a0b77368SYang, Bo (emaild-id:megaraidlinux@lsi.com) 189a0b77368SYang, Bo Bo Yang 190a0b77368SYang, Bo 191a0b77368SYang, Bo2 Current Version : 00.00.04.12 192a0b77368SYang, Bo3 Older Version : 00.00.04.10 193a0b77368SYang, Bo 194a0b77368SYang, Bo1. Change the AEN sys PD update from scsi_scan to 195a0b77368SYang, Bo scsi_add_device and scsi_remove_device. 196a0b77368SYang, Bo2. Takeoff the debug print-out in aen_polling routine. 197a0b77368SYang, Bo 198a0b77368SYang, Bo1 Release Date : Thur. July 02, 2009 10:12:45 PST 2009 - 199a0b77368SYang, Bo (emaild-id:megaraidlinux@lsi.com) 200a0b77368SYang, Bo Bo Yang 201a0b77368SYang, Bo 202a0b77368SYang, Bo2 Current Version : 00.00.04.10 203a0b77368SYang, Bo3 Older Version : 00.00.04.08 204a0b77368SYang, Bo 205a0b77368SYang, Bo1. Add the 3 mins timeout during the controller initialize. 206a0b77368SYang, Bo2. Add the fix for 64bit sense date errors. 207a0b77368SYang, Bo 208a0b77368SYang, Bo1 Release Date : Tues. May 05, 2009 10:12:45 PST 2009 - 209a0b77368SYang, Bo (emaild-id:megaraidlinux@lsi.com) 210a0b77368SYang, Bo Bo Yang 211a0b77368SYang, Bo 212a0b77368SYang, Bo2 Current Version : 00.00.04.08 213a0b77368SYang, Bo3 Older Version : 00.00.04.06 214a0b77368SYang, Bo 215a0b77368SYang, Bo1. Add the fix of pending in FW after deleted the logic drives. 216a0b77368SYang, Bo2. Add the fix of deallocating memory after get pdlist. 217a0b77368SYang, Bo 218a0b77368SYang, Bo1 Release Date : Tues. March 26, 2009 10:12:45 PST 2009 - 219a0b77368SYang, Bo (emaild-id:megaraidlinux@lsi.com) 220a0b77368SYang, Bo Bo Yang 221a0b77368SYang, Bo 222a0b77368SYang, Bo2 Current Version : 00.00.04.06 223a0b77368SYang, Bo3 Older Version : 00.00.04.04 224a0b77368SYang, Bo 225a0b77368SYang, Bo1. Add the fix of the driver cmd empty fix of the driver cmd empty. 226a0b77368SYang, Bo2. Add the fix of the driver MSM AEN CMD cause the system slow. 227a0b77368SYang, Bo 228a0b77368SYang, Bo1 Release Date : Tues. March 03, 2009 10:12:45 PST 2009 - 229a0b77368SYang, Bo (emaild-id:megaraidlinux@lsi.com) 230a0b77368SYang, Bo Bo Yang 231a0b77368SYang, Bo 232a0b77368SYang, Bo2 Current Version : 00.00.04.04 233a0b77368SYang, Bo3 Older Version : 00.00.04.01 234a0b77368SYang, Bo 235a0b77368SYang, Bo1. Add the Tape drive fix to the driver: If the command is for 236a0b77368SYang, Bo the tape device, set the pthru timeout to the os layer timeout value. 237a0b77368SYang, Bo 238a0b77368SYang, Bo2. Add Poll_wait mechanism to Gen-2 Linux driv. 239a0b77368SYang, Bo In the aen handler, driver needs to wakeup poll handler similar to 240a0b77368SYang, Bo the way it raises SIGIO. 241a0b77368SYang, Bo 242a0b77368SYang, Bo3. Add new controller new SAS2 support to the driver. 243a0b77368SYang, Bo 244a0b77368SYang, Bo4. Report the unconfigured PD (system PD) to OS. 245a0b77368SYang, Bo 246a0b77368SYang, Bo5. Add the IEEE SGL support to the driver 247a0b77368SYang, Bo 248a0b77368SYang, Bo6. Reasign the Application cmds to SAS2 controller 24924541f99SYang, Bo 25024541f99SYang, Bo1 Release Date : Thur.July. 24 11:41:51 PST 2008 - 25124541f99SYang, Bo (emaild-id:megaraidlinux@lsi.com) 25224541f99SYang, Bo Sumant Patro 25324541f99SYang, Bo Bo Yang 25424541f99SYang, Bo 25524541f99SYang, Bo2 Current Version : 00.00.04.01 25624541f99SYang, Bo3 Older Version : 00.00.03.22 25724541f99SYang, Bo 25824541f99SYang, Bo1. Add the new controller (0078, 0079) support to the driver 25924541f99SYang, Bo Those controllers are LSI's next generatation(gen2) SAS controllers. 26024541f99SYang, Bo 26124541f99SYang, Bo1 Release Date : Mon.June. 23 10:12:45 PST 2008 - 26224541f99SYang, Bo (emaild-id:megaraidlinux@lsi.com) 26324541f99SYang, Bo Sumant Patro 26424541f99SYang, Bo Bo Yang 26524541f99SYang, Bo 26624541f99SYang, Bo2 Current Version : 00.00.03.22 26724541f99SYang, Bo3 Older Version : 00.00.03.20 26824541f99SYang, Bo 26924541f99SYang, Bo1. Add shutdown DCMD cmd to the shutdown routine to make FW shutdown proper. 27024541f99SYang, Bo2. Unexpected interrupt occurs in HWR Linux driver, add the dumy readl pci flush will fix this issue. 27124541f99SYang, Bo 272127ce971Sbo yang1 Release Date : Mon. March 10 11:02:31 PDT 2008 - 273127ce971Sbo yang (emaild-id:megaraidlinux@lsi.com) 274127ce971Sbo yang Sumant Patro 275127ce971Sbo yang Bo Yang 276127ce971Sbo yang 277127ce971Sbo yang2 Current Version : 00.00.03.20-RC1 278127ce971Sbo yang3 Older Version : 00.00.03.16 279127ce971Sbo yang 280127ce971Sbo yang1. Rollback the sense info implementation 281127ce971Sbo yang Sense buffer ptr data type in the ioctl path is reverted back 282127ce971Sbo yang to u32 * as in previous versions of driver. 283127ce971Sbo yang 284127ce971Sbo yang2. Fixed the driver frame count. 285127ce971Sbo yang When Driver sent wrong frame count to firmware. As this 286127ce971Sbo yang particular command is sent to drive, FW is seeing continuous 287127ce971Sbo yang chip resets and so the command will timeout. 288127ce971Sbo yang 289127ce971Sbo yang3. Add the new controller(1078DE) support to the driver 290127ce971Sbo yang and Increase the max_wait to 60 from 10 in the controller 291127ce971Sbo yang operational status. With this max_wait increase, driver will 292127ce971Sbo yang make sure the FW will finish the pending cmd for KDUMP case. 293127ce971Sbo yang 294f28cd7cfSbo yang1 Release Date : Thur. Nov. 07 16:30:43 PST 2007 - 295f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 296f28cd7cfSbo yang Sumant Patro 297f28cd7cfSbo yang Bo Yang 298f28cd7cfSbo yang 299f28cd7cfSbo yang2 Current Version : 00.00.03.16 300f28cd7cfSbo yang3 Older Version : 00.00.03.15 301f28cd7cfSbo yang 302f28cd7cfSbo yang1. Increased MFI_POLL_TIMEOUT_SECS to 60 seconds from 10. FW may take 303f28cd7cfSbo yang a max of 60 seconds to respond to the INIT cmd. 304f28cd7cfSbo yang 305f28cd7cfSbo yang1 Release Date : Fri. Sep. 07 16:30:43 PST 2007 - 306f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 307f28cd7cfSbo yang Sumant Patro 308f28cd7cfSbo yang Bo Yang 309f28cd7cfSbo yang 310f28cd7cfSbo yang2 Current Version : 00.00.03.15 311f28cd7cfSbo yang3 Older Version : 00.00.03.14 312f28cd7cfSbo yang 313f28cd7cfSbo yang1. Added module parameter "poll_mode_io" to support for "polling" 314f28cd7cfSbo yang (reduced interrupt operation). In this mode, IO completion 315f28cd7cfSbo yang interrupts are delayed. At the end of initiating IOs, the 316f28cd7cfSbo yang driver schedules for cmd completion if there are pending cmds 317f28cd7cfSbo yang to be completed. A timer-based interrupt has also been added 318f28cd7cfSbo yang to prevent IO completion processing from being delayed 319f28cd7cfSbo yang indefinitely in the case that no new IOs are initiated. 320f28cd7cfSbo yang 321f28cd7cfSbo yang1 Release Date : Fri. Sep. 07 16:30:43 PST 2007 - 322f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 323f28cd7cfSbo yang Sumant Patro 324f28cd7cfSbo yang Bo Yang 325f28cd7cfSbo yang 326f28cd7cfSbo yang2 Current Version : 00.00.03.14 327f28cd7cfSbo yang3 Older Version : 00.00.03.13 328f28cd7cfSbo yang 329f28cd7cfSbo yang1. Setting the max_sectors_per_req based on max SGL supported by the 330f28cd7cfSbo yang FW. Prior versions calculated this value from controller info 331f28cd7cfSbo yang (max_sectors_1, max_sectors_2). For certain controllers/FW, 332f28cd7cfSbo yang this was resulting in a value greater than max SGL supported 333f28cd7cfSbo yang by the FW. Issue was first reported by users running LUKS+XFS 334f28cd7cfSbo yang with megaraid_sas. Thanks to RB for providing the logs and 335f28cd7cfSbo yang duplication steps that helped to get to the root cause of the 336f28cd7cfSbo yang issue. 2. Increased MFI_POLL_TIMEOUT_SECS to 60 seconds from 337f28cd7cfSbo yang 10. FW may take a max of 60 seconds to respond to the INIT 338f28cd7cfSbo yang cmd. 339f28cd7cfSbo yang 340f28cd7cfSbo yang1 Release Date : Fri. June. 15 16:30:43 PST 2007 - 341f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 342f28cd7cfSbo yang Sumant Patro 343f28cd7cfSbo yang Bo Yang 344f28cd7cfSbo yang 345f28cd7cfSbo yang2 Current Version : 00.00.03.13 346f28cd7cfSbo yang3 Older Version : 00.00.03.12 347f28cd7cfSbo yang 348f28cd7cfSbo yang1. Added the megasas_reset_timer routine to intercept cmd timeout and throttle io. 349f28cd7cfSbo yang 350f28cd7cfSbo yangOn Fri, 2007-03-16 at 16:44 -0600, James Bottomley wrote: 351f28cd7cfSbo yangIt looks like megaraid_sas at least needs this to throttle its commands 352f28cd7cfSbo yang> as they begin to time out. The code keeps the existing transport 353f28cd7cfSbo yang> template use of eh_timed_out (and allows the transport to override the 354f28cd7cfSbo yang> host if they both have this callback). 355f28cd7cfSbo yang> 356f28cd7cfSbo yang> James 357f28cd7cfSbo yang 358f28cd7cfSbo yang1 Release Date : Sat May. 12 16:30:43 PST 2007 - 359f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 360f28cd7cfSbo yang Sumant Patro 361f28cd7cfSbo yang Bo Yang 362f28cd7cfSbo yang 363f28cd7cfSbo yang2 Current Version : 00.00.03.12 364f28cd7cfSbo yang3 Older Version : 00.00.03.11 365f28cd7cfSbo yang 366f28cd7cfSbo yang1. When MegaSAS driver receives reset call from OS, driver waits in reset 367f28cd7cfSbo yangroutine for max 3 minutes for all pending command completion. Now driver will 368f28cd7cfSbo yangcall completion routine every 5 seconds from the reset routine instead of 369f28cd7cfSbo yangwaiting for depending on cmd completion from isr path. 370f28cd7cfSbo yang 371f28cd7cfSbo yang1 Release Date : Mon Apr. 30 10:25:52 PST 2007 - 372f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 373f28cd7cfSbo yang Sumant Patro 374f28cd7cfSbo yang Bo Yang 375f28cd7cfSbo yang 376f28cd7cfSbo yang2 Current Version : 00.00.03.11 377f28cd7cfSbo yang3 Older Version : 00.00.03.09 378f28cd7cfSbo yang 379f28cd7cfSbo yang 1. Memory Manager for IOCTL removed for 2.6 kernels. 380f28cd7cfSbo yang pci_alloc_consistent replaced by dma_alloc_coherent. With this 381f28cd7cfSbo yang change there is no need of memory manager in the driver code 382f28cd7cfSbo yang 383f28cd7cfSbo yang On Wed, 2007-02-07 at 13:30 -0800, Andrew Morton wrote: 384f28cd7cfSbo yang > I suspect all this horror is due to stupidity in the DMA API. 385f28cd7cfSbo yang > 386f28cd7cfSbo yang > pci_alloc_consistent() just goes and assumes GFP_ATOMIC, whereas 387f28cd7cfSbo yang > the caller (megasas_mgmt_fw_ioctl) would have been perfectly happy 388f28cd7cfSbo yang > to use GFP_KERNEL. 389f28cd7cfSbo yang > 390f28cd7cfSbo yang > I bet this fixes it 391f28cd7cfSbo yang 392f28cd7cfSbo yang It does, but the DMA API was expanded to cope with this exact case, so 393f28cd7cfSbo yang use dma_alloc_coherent() directly in the megaraid code instead. The dev 394f28cd7cfSbo yang is just &pci_dev->dev. 395f28cd7cfSbo yang 396f28cd7cfSbo yang James <James.Bottomley@SteelEye.com> 397f28cd7cfSbo yang 398f28cd7cfSbo yang 3. SYNCHRONIZE_CACHE is not supported by FW and thus blocked by driver. 399f28cd7cfSbo yang 4. Hibernation support added 400f28cd7cfSbo yang 5. Performing diskdump while running IO in RHEL 4 was failing. Fixed. 401f28cd7cfSbo yang 402f28cd7cfSbo yang1 Release Date : Fri Feb. 09 14:36:28 PST 2007 - 403f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 404f28cd7cfSbo yang Sumant Patro 405f28cd7cfSbo yang Bo Yang 406f28cd7cfSbo yang 407f28cd7cfSbo yang2 Current Version : 00.00.03.09 408f28cd7cfSbo yang3 Older Version : 00.00.03.08 409f28cd7cfSbo yang 410f28cd7cfSbo yangi. Under heavy IO mid-layer prints "DRIVER_TIMEOUT" errors 411f28cd7cfSbo yang 412f28cd7cfSbo yang The driver now waits for 10 seconds to elapse instead of 5 (as in 413f28cd7cfSbo yang previous release) to resume IO. 414f28cd7cfSbo yang 415f28cd7cfSbo yang1 Release Date : Mon Feb. 05 11:35:24 PST 2007 - 416f28cd7cfSbo yang (emaild-id:megaraidlinux@lsi.com) 417f28cd7cfSbo yang Sumant Patro 418f28cd7cfSbo yang Bo Yang 419f28cd7cfSbo yang2 Current Version : 00.00.03.08 420f28cd7cfSbo yang3 Older Version : 00.00.03.07 421f28cd7cfSbo yang 422f28cd7cfSbo yangi. Under heavy IO mid-layer prints "DRIVER_TIMEOUT" errors 423f28cd7cfSbo yang 424f28cd7cfSbo yang Fix: The driver is now throttling IO. 425f28cd7cfSbo yang Checks added in megasas_queue_command to know if FW is able to 426f28cd7cfSbo yang process commands within timeout period. If number of retries 427f28cd7cfSbo yang is 2 or greater,the driver stops sending cmd to FW temporarily. IO is 428f28cd7cfSbo yang resumed if pending cmd count reduces to 16 or 5 seconds has elapsed 429f28cd7cfSbo yang from the time cmds were last sent to FW. 430f28cd7cfSbo yang 431f28cd7cfSbo yangii. FW enables WCE bit in Mode Sense cmd for drives that are configured 432f28cd7cfSbo yang as WriteBack. The OS may send "SYNCHRONIZE_CACHE" cmd when Logical 433f28cd7cfSbo yang Disks are exposed with WCE=1. User is advised to enable Write Back 434f28cd7cfSbo yang mode only when the controller has battery backup. At this time 435f28cd7cfSbo yang Synhronize cache is not supported by the FW. Driver will short-cycle 436af901ca1SAndré Goddard Rosa the cmd and return success without sending down to FW. 437f28cd7cfSbo yang 438f28cd7cfSbo yang1 Release Date : Sun Jan. 14 11:21:32 PDT 2007 - 439f28cd7cfSbo yang Sumant Patro <Sumant.Patro@lsil.com>/Bo Yang 440f28cd7cfSbo yang2 Current Version : 00.00.03.07 441f28cd7cfSbo yang3 Older Version : 00.00.03.06 442f28cd7cfSbo yang 443f28cd7cfSbo yangi. bios_param entry added in scsi_host_template that returns disk geometry 444f28cd7cfSbo yang information. 445f28cd7cfSbo yang 446f28cd7cfSbo yang1 Release Date : Fri Oct 20 11:21:32 PDT 2006 - Sumant Patro <Sumant.Patro@lsil.com>/Bo Yang 447f28cd7cfSbo yang2 Current Version : 00.00.03.06 448f28cd7cfSbo yang3 Older Version : 00.00.03.05 449f28cd7cfSbo yang 450f28cd7cfSbo yang1. Added new memory management module to support the IOCTL memory allocation. For IOCTL we try to allocate from the memory pool created during driver initialization. If mem pool is empty then we allocate at run time. 451f28cd7cfSbo yang2. Added check in megasas_queue_command and dpc/isr routine to see if we have already declared adapter dead 452f28cd7cfSbo yang (hw_crit_error=1). If hw_crit_error==1, now we donot accept any processing of pending cmds/accept any cmd from OS 453e4a082c7SSumant Patro 4542a3681e5SSumant Patro1 Release Date : Mon Oct 02 11:21:32 PDT 2006 - Sumant Patro <Sumant.Patro@lsil.com> 4552a3681e5SSumant Patro2 Current Version : 00.00.03.05 4562a3681e5SSumant Patro3 Older Version : 00.00.03.04 4572a3681e5SSumant Patro 4582a3681e5SSumant Patroi. PCI_DEVICE macro used 4592a3681e5SSumant Patro 4602a3681e5SSumant Patro Convert the pci_device_id-table of the megaraid_sas-driver to the PCI_DEVICE-macro, to safe some lines. 4612a3681e5SSumant Patro 4622a3681e5SSumant Patro - Henrik Kretzschmar <henne@nachtwindheim.de> 4632a3681e5SSumant Patroii. All compiler warnings removed 4642a3681e5SSumant Patroiii. megasas_ctrl_info struct reverted to 3.02 release 4652a3681e5SSumant Patroiv. Default value of megasas_dbg_lvl set to 0 4662a3681e5SSumant Patrov. Removing in megasas_exit the sysfs entry created for megasas_dbg_lvl 4672a3681e5SSumant Patrovi. In megasas_teardown_frame_pool(), cmd->frame was passed instead of 4682a3681e5SSumant Patro cmd->sense to pci_pool_free. Fixed. Bug was pointed out by 4692a3681e5SSumant Patro Eric Sesterhenn 4702a3681e5SSumant Patro 4712a3681e5SSumant Patro1 Release Date : Wed Sep 13 14:22:51 PDT 2006 - Sumant Patro <Sumant.Patro@lsil.com> 4722a3681e5SSumant Patro2 Current Version : 00.00.03.04 4732a3681e5SSumant Patro3 Older Version : 00.00.03.03 4742a3681e5SSumant Patro 4752a3681e5SSumant Patroi. Added Reboot notify 4762a3681e5SSumant Patroii. Reduced by 1 max cmds sent to FW from Driver to make the reply_q_sz same 4772a3681e5SSumant Patro as Max Cmds FW can support 4782a3681e5SSumant Patro 4792a3681e5SSumant Patro1 Release Date : Tue Aug 22 16:33:14 PDT 2006 - Sumant Patro <Sumant.Patro@lsil.com> 4802a3681e5SSumant Patro2 Current Version : 00.00.03.03 4812a3681e5SSumant Patro3 Older Version : 00.00.03.02 4822a3681e5SSumant Patro 4832a3681e5SSumant Patroi. Send stop adapter to FW & Dump pending FW cmds before declaring adapter dead. 4842a3681e5SSumant Patro New varible added to set dbg level. 4852a3681e5SSumant Patroii. Disable interrupt made as fn pointer as they are different for 1068 / 1078 4862a3681e5SSumant Patroiii. Frame count optimization. Main frame can contain 2 SGE for 64 bit SGLs and 4872a3681e5SSumant Patro 3 SGE for 32 bit SGL 4882a3681e5SSumant Patroiv. Tasklet added for cmd completion 4892a3681e5SSumant Patrov. If FW in operational state before firing INIT, now we send RESET Flag to FW instead of just READY. This is used to do soft reset. 4902a3681e5SSumant Patrovi. megasas_ctrl_prop structure updated (based on FW struct) 4912a3681e5SSumant Patrovii. Added print : FW now in Ready State during initialization 4922a3681e5SSumant Patro 4932a3681e5SSumant Patro1 Release Date : Sun Aug 06 22:49:52 PDT 2006 - Sumant Patro <Sumant.Patro@lsil.com> 4942a3681e5SSumant Patro2 Current Version : 00.00.03.02 4952a3681e5SSumant Patro3 Older Version : 00.00.03.01 4962a3681e5SSumant Patro 4972a3681e5SSumant Patroi. Added FW tranistion state for Hotplug scenario 4982a3681e5SSumant Patro 4990e98936cSSumant Patro1 Release Date : Sun May 14 22:49:52 PDT 2006 - Sumant Patro <Sumant.Patro@lsil.com> 5000e98936cSSumant Patro2 Current Version : 00.00.03.01 5010e98936cSSumant Patro3 Older Version : 00.00.02.04 5020e98936cSSumant Patro 5030e98936cSSumant Patroi. Added support for ZCR controller. 5040e98936cSSumant Patro 5050e98936cSSumant Patro New device id 0x413 added. 5060e98936cSSumant Patro 5070e98936cSSumant Patroii. Bug fix : Disable controller interrupt before firing INIT cmd to FW. 5080e98936cSSumant Patro 5090e98936cSSumant Patro Interrupt is enabled after required initialization is over. 5100e98936cSSumant Patro This is done to ensure that driver is ready to handle interrupts when 5110e98936cSSumant Patro it is generated by the controller. 5120e98936cSSumant Patro 5130e98936cSSumant Patro -Sumant Patro <Sumant.Patro@lsil.com> 5140e98936cSSumant Patro 515e4a082c7SSumant Patro1 Release Date : Wed Feb 03 14:31:44 PST 2006 - Sumant Patro <Sumant.Patro@lsil.com> 516e4a082c7SSumant Patro2 Current Version : 00.00.02.04 517e4a082c7SSumant Patro3 Older Version : 00.00.02.04 518e4a082c7SSumant Patro 519e4a082c7SSumant Patroi. Remove superflous instance_lock 520e4a082c7SSumant Patro 521e4a082c7SSumant Patro gets rid of the otherwise superflous instance_lock and avoids an unsave 522e4a082c7SSumant Patro unsynchronized access in the error handler. 523e4a082c7SSumant Patro 524e4a082c7SSumant Patro - Christoph Hellwig <hch@lst.de> 525e4a082c7SSumant Patro 526e4a082c7SSumant Patro 527f9876f0bSSumant Patro1 Release Date : Wed Feb 03 14:31:44 PST 2006 - Sumant Patro <Sumant.Patro@lsil.com> 528f9876f0bSSumant Patro2 Current Version : 00.00.02.04 529f9876f0bSSumant Patro3 Older Version : 00.00.02.04 530f9876f0bSSumant Patro 531f9876f0bSSumant Patroi. Support for 1078 type (ppc IOP) controller, device id : 0x60 added. 532f9876f0bSSumant Patro During initialization, depending on the device id, the template members 533f9876f0bSSumant Patro are initialized with function pointers specific to the ppc or 534f9876f0bSSumant Patro xscale controllers. 535f9876f0bSSumant Patro 536f9876f0bSSumant Patro -Sumant Patro <Sumant.Patro@lsil.com> 537f9876f0bSSumant Patro 538122da302SJoshua Giles1 Release Date : Fri Feb 03 14:16:25 PST 2006 - Sumant Patro 539122da302SJoshua Giles <Sumant.Patro@lsil.com> 540122da302SJoshua Giles2 Current Version : 00.00.02.04 541122da302SJoshua Giles3 Older Version : 00.00.02.02 542122da302SJoshua Gilesi. Register 16 byte CDB capability with scsi midlayer 543122da302SJoshua Giles 54440e47125SMasanari Iida "This patch properly registers the 16 byte command length capability of the 545122da302SJoshua Giles megaraid_sas controlled hardware with the scsi midlayer. All megaraid_sas 546122da302SJoshua Giles hardware supports 16 byte CDB's." 547122da302SJoshua Giles 548122da302SJoshua Giles -Joshua Giles <joshua_giles@dell.com> 549122da302SJoshua Giles 5501341c939SSumant Patro1 Release Date : Mon Jan 23 14:09:01 PST 2006 - Sumant Patro <Sumant.Patro@lsil.com> 5511341c939SSumant Patro2 Current Version : 00.00.02.02 5521341c939SSumant Patro3 Older Version : 00.00.02.01 5531341c939SSumant Patro 5541341c939SSumant Patroi. New template defined to represent each family of controllers (identified by processor used). 5551341c939SSumant Patro The template will have defintions that will be initialised to appropritae values for a specific family of controllers. The template definition has four function pointers. During driver initialisation the function pointers will be set based on the controller family type. This change is done to support new controllers that has different processors and thus different register set. 5561341c939SSumant Patro 5571341c939SSumant Patro -Sumant Patro <Sumant.Patro@lsil.com> 5581341c939SSumant Patro 559cb59aa6aSSumant Patro1 Release Date : Mon Dec 19 14:36:26 PST 2005 - Sumant Patro <Sumant.Patro@lsil.com> 560cb59aa6aSSumant Patro2 Current Version : 00.00.02.00-rc4 561cb59aa6aSSumant Patro3 Older Version : 00.00.02.01 562cb59aa6aSSumant Patro 563cb59aa6aSSumant Patroi. Code reorganized to remove code duplication in megasas_build_cmd. 564cb59aa6aSSumant Patro 565cb59aa6aSSumant Patro "There's a lot of duplicate code megasas_build_cmd. Move that out of the different codepathes and merge the reminder of megasas_build_cmd into megasas_queue_command" 566cb59aa6aSSumant Patro 567cb59aa6aSSumant Patro - Christoph Hellwig <hch@lst.de> 568cb59aa6aSSumant Patro 569cb59aa6aSSumant Patroii. Defined MEGASAS_IOC_FIRMWARE32 for code paths that handles 32 bit applications in 64 bit systems. 570cb59aa6aSSumant Patro 571cb59aa6aSSumant Patro "MEGASAS_IOC_FIRMWARE can't be redefined if CONFIG_COMPAT is set, we need to define a MEGASAS_IOC_FIRMWARE32 define so native binaries continue to work" 572cb59aa6aSSumant Patro 573cb59aa6aSSumant Patro - Christoph Hellwig <hch@lst.de> 574