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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2008-02-24 00:35:44 -0500
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-02-24 00:52:30 -0500
commit5319578ca38a8b90b6d0270c194c65d1dd8f7725 (patch)
treea4e3c15a1035d9ace3507a06ef2093eb9b07fec8 /drivers/scsi/libsas
parenteea5ff7bde45c7724594e6a3c9a6290691ddabe9 (diff)
[SCSI] libsas: export sas_find_local_phy function
This is needed by the to be added I_T reset function in aic94xx. It needs to know the local phy so it can send a link or hard reset along the path. Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/libsas')
-rw-r--r--drivers/scsi/libsas/sas_scsi_host.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 704ea06a6e50..f3706f4b79ce 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -434,7 +434,7 @@ static int sas_recover_I_T(struct domain_device *dev)
434} 434}
435 435
436/* Find the sas_phy that's attached to this device */ 436/* Find the sas_phy that's attached to this device */
437static struct sas_phy *find_local_sas_phy(struct domain_device *dev) 437struct sas_phy *sas_find_local_phy(struct domain_device *dev)
438{ 438{
439 struct domain_device *pdev = dev->parent; 439 struct domain_device *pdev = dev->parent;
440 struct ex_phy *exphy = NULL; 440 struct ex_phy *exphy = NULL;
@@ -456,6 +456,7 @@ static struct sas_phy *find_local_sas_phy(struct domain_device *dev)
456 BUG_ON(!exphy); 456 BUG_ON(!exphy);
457 return exphy->phy; 457 return exphy->phy;
458} 458}
459EXPORT_SYMBOL_GPL(sas_find_local_phy);
459 460
460/* Attempt to send a LUN reset message to a device */ 461/* Attempt to send a LUN reset message to a device */
461int sas_eh_device_reset_handler(struct scsi_cmnd *cmd) 462int sas_eh_device_reset_handler(struct scsi_cmnd *cmd)
@@ -482,7 +483,7 @@ int sas_eh_device_reset_handler(struct scsi_cmnd *cmd)
482int sas_eh_bus_reset_handler(struct scsi_cmnd *cmd) 483int sas_eh_bus_reset_handler(struct scsi_cmnd *cmd)
483{ 484{
484 struct domain_device *dev = cmd_to_domain_dev(cmd); 485 struct domain_device *dev = cmd_to_domain_dev(cmd);
485 struct sas_phy *phy = find_local_sas_phy(dev); 486 struct sas_phy *phy = sas_find_local_phy(dev);
486 int res; 487 int res;
487 488
488 res = sas_phy_reset(phy, 1); 489 res = sas_phy_reset(phy, 1);