diff options
| author | Sreekanth Reddy <sreekanth.reddy@avagotech.com> | 2015-11-11 15:00:25 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2015-11-12 02:40:12 +0300 |
| commit | 45506049c7abd4c17c35ad43adc07bf1236a3fcf (patch) | |
| tree | 756a3087b2a21e9a592a595070d7fc2c02ffce79 /drivers/scsi/mpt3sas | |
| parent | 471ef9d4e4982595b2a6081d314a69ca626245ae (diff) | |
| download | linux-45506049c7abd4c17c35ad43adc07bf1236a3fcf.tar.xz | |
mpt3sas: Don't send PHYDISK_HIDDEN RAID action request on SAS2 HBAs
Avoid sending PHYDISK_HIDDEN RAID action requests to SAS2 controllers
since they don't support it.
Also enable fast_path only for SAS3 HBAs.
Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpt3sas')
| -rw-r--r-- | drivers/scsi/mpt3sas/mpt3sas_scsih.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index a638920dbfb3..80469d0a3843 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -1165,8 +1165,10 @@ scsih_target_alloc(struct scsi_target *starget) if (test_bit(sas_device->handle, ioc->pd_handles)) sas_target_priv_data->flags |= MPT_TARGET_FLAGS_RAID_COMPONENT; +#ifndef SCSI_MPT2SAS if (sas_device->fast_path) sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO; +#endif } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); @@ -3719,11 +3721,13 @@ scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) ioc->build_zero_len_sge(ioc, &mpi_request->SGL); if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) { +#ifndef SCSI_MPT2SAS if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) { mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len | MPI25_SCSIIO_IOFLAGS_FAST_PATH); mpt3sas_base_put_smid_fast_path(ioc, smid, handle); } else +#endif mpt3sas_base_put_smid_scsi_io(ioc, smid, handle); } else mpt3sas_base_put_smid_default(ioc, smid); @@ -5031,8 +5035,10 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, sas_device->device_info = device_info; sas_device->sas_address = sas_address; sas_device->phy = sas_device_pg0.PhyNum; +#ifndef SCSI_MPT2SAS sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) & MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0; +#endif if (sas_device_pg0.Flags & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { sas_device->enclosure_level = @@ -5731,6 +5737,7 @@ _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc, } } +#ifndef SCSI_MPT2SAS /** * _scsih_ir_fastpath - turn on fastpath for IR physdisk * @ioc: per adapter object @@ -5750,7 +5757,6 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) u16 ioc_status; u32 log_info; - mutex_lock(&ioc->scsih_cmds.mutex); if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { @@ -5825,6 +5831,8 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) FORCE_BIG_HAMMER); return rc; } +/* End of not defined SCSI_MPT2SAS */ +#endif /** * _scsih_reprobe_lun - reprobing lun @@ -6017,8 +6025,10 @@ _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, if (!sas_device) return; +#ifndef SCSI_MPT2SAS /* hiding raid component */ _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); +#endif if (starget) starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun); } @@ -6067,7 +6077,9 @@ _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc, sas_device = _scsih_sas_device_find_by_handle(ioc, handle); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (sas_device) { +#ifndef SCSI_MPT2SAS _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); +#endif return; } @@ -6091,7 +6103,9 @@ _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc, mpt3sas_transport_update_links(ioc, sas_address, handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); +#ifndef SCSI_MPT2SAS _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); +#endif _scsih_add_device(ioc, handle, 0, 1); } @@ -6202,13 +6216,14 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; if (ioc->shost_recovery) { - +#ifndef SCSI_MPT2SAS for (i = 0; i < event_data->NumElements; i++, element++) { if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE) _scsih_ir_fastpath(ioc, le16_to_cpu(element->PhysDiskDevHandle), element->PhysDiskNum); } +#endif return; } for (i = 0; i < event_data->NumElements; i++, element++) { |