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| author | Jeff Skirvin <jeffrey.d.skirvin@intel.com> | 2011-07-01 13:03:44 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2011-07-03 04:04:52 -0700 |
| commit | bc6f387d3156702a0430585b93c04934254c0de1 (patch) | |
| tree | 53fcdcd362a520f134c31004a8c5a068b615105e /drivers/scsi | |
| parent | a8a0a133b03c6863d0f77229d19befca4de905fa (diff) | |
| download | kernel_samsung_smdk4412-bc6f387d3156702a0430585b93c04934254c0de1.tar.gz kernel_samsung_smdk4412-bc6f387d3156702a0430585b93c04934254c0de1.tar.bz2 kernel_samsung_smdk4412-bc6f387d3156702a0430585b93c04934254c0de1.zip | |
isci: Device reset should request sas_phy_reset(phy, true)
The hard_reset parameter passed to the LLDD in the direct-attached
phy control case allows the LLDD to filter link failure events
while the direct-attached device reset is executing.
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/isci/task.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c index 22504c7ef2d..2df45c57fc6 100644 --- a/drivers/scsi/isci/task.c +++ b/drivers/scsi/isci/task.c @@ -1563,7 +1563,7 @@ static void isci_wait_for_smp_phy_reset(struct isci_remote_device *idev, int phy } static int isci_reset_device(struct isci_host *ihost, - struct isci_remote_device *idev, int hard_reset) + struct isci_remote_device *idev) { struct sas_phy *phy = sas_find_local_phy(idev->domain_dev); struct isci_port *iport = idev->isci_port; @@ -1593,7 +1593,7 @@ static int isci_reset_device(struct isci_host *ihost, if (!scsi_is_sas_phy_local(phy)) set_bit(IPORT_BCN_BLOCKED, &iport->flags); - rc = sas_phy_reset(phy, hard_reset); + rc = sas_phy_reset(phy, true); /* Terminate in-progress I/O now. */ isci_remote_device_nuke_requests(ihost, idev); @@ -1633,8 +1633,8 @@ int isci_task_I_T_nexus_reset(struct domain_device *dev) { struct isci_host *ihost = dev_to_ihost(dev); struct isci_remote_device *idev; - int ret, hard_reset = 1; unsigned long flags; + int ret; spin_lock_irqsave(&ihost->scic_lock, flags); idev = isci_lookup_device(dev); @@ -1645,10 +1645,7 @@ int isci_task_I_T_nexus_reset(struct domain_device *dev) goto out; } - if (dev->dev_type == SATA_DEV || (dev->tproto & SAS_PROTOCOL_STP)) - hard_reset = 0; - - ret = isci_reset_device(ihost, idev, hard_reset); + ret = isci_reset_device(ihost, idev); out: isci_put_device(idev); return ret; @@ -1659,11 +1656,8 @@ int isci_bus_reset_handler(struct scsi_cmnd *cmd) struct domain_device *dev = sdev_to_domain_dev(cmd->device); struct isci_host *ihost = dev_to_ihost(dev); struct isci_remote_device *idev; - int ret, hard_reset = 1; unsigned long flags; - - if (dev->dev_type == SATA_DEV || (dev->tproto & SAS_PROTOCOL_STP)) - hard_reset = 0; + int ret; spin_lock_irqsave(&ihost->scic_lock, flags); idev = isci_lookup_device(dev); @@ -1674,7 +1668,7 @@ int isci_bus_reset_handler(struct scsi_cmnd *cmd) goto out; } - ret = isci_reset_device(ihost, idev, hard_reset); + ret = isci_reset_device(ihost, idev); out: isci_put_device(idev); return ret; |