summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJames Bottomley <James.Bottomley@HansenPartnership.com>2008-02-23 23:35:44 -0600
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-02-23 23:52:30 -0600
commit5319578ca38a8b90b6d0270c194c65d1dd8f7725 (patch)
treea4e3c15a1035d9ace3507a06ef2093eb9b07fec8
parenteea5ff7bde45c7724594e6a3c9a6290691ddabe9 (diff)
downloadlinux-3.10-5319578ca38a8b90b6d0270c194c65d1dd8f7725.tar.gz
linux-3.10-5319578ca38a8b90b6d0270c194c65d1dd8f7725.tar.bz2
linux-3.10-5319578ca38a8b90b6d0270c194c65d1dd8f7725.zip
[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>
-rw-r--r--drivers/scsi/libsas/sas_scsi_host.c5
-rw-r--r--include/scsi/libsas.h1
2 files changed, 4 insertions, 2 deletions
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 704ea06a6e5..f3706f4b79c 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)
}
/* Find the sas_phy that's attached to this device */
-static struct sas_phy *find_local_sas_phy(struct domain_device *dev)
+struct sas_phy *sas_find_local_phy(struct domain_device *dev)
{
struct domain_device *pdev = dev->parent;
struct ex_phy *exphy = NULL;
@@ -456,6 +456,7 @@ static struct sas_phy *find_local_sas_phy(struct domain_device *dev)
BUG_ON(!exphy);
return exphy->phy;
}
+EXPORT_SYMBOL_GPL(sas_find_local_phy);
/* Attempt to send a LUN reset message to a device */
int sas_eh_device_reset_handler(struct scsi_cmnd *cmd)
@@ -482,7 +483,7 @@ int sas_eh_device_reset_handler(struct scsi_cmnd *cmd)
int sas_eh_bus_reset_handler(struct scsi_cmnd *cmd)
{
struct domain_device *dev = cmd_to_domain_dev(cmd);
- struct sas_phy *phy = find_local_sas_phy(dev);
+ struct sas_phy *phy = sas_find_local_phy(dev);
int res;
res = sas_phy_reset(phy, 1);
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index 3ffd6b582a9..39e1cac24bb 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -675,5 +675,6 @@ extern int sas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
extern void sas_ssp_task_response(struct device *dev, struct sas_task *task,
struct ssp_response_iu *iu);
+struct sas_phy *sas_find_local_phy(struct domain_device *dev);
#endif /* _SASLIB_H_ */