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authorDan Williams <dan.j.williams@intel.com>2012-02-08 23:20:41 -0800
committerJames Bottomley <JBottomley@Parallels.com>2012-02-29 15:41:51 -0600
commit77c309f3cdf9e217032dfe330f5881d352bb0436 (patch)
tree51e9bbbe8f0159d4235971c481c6599cd75abd14
parent899fcf40f3177697ccfb029d0484cb8ec09a51ca (diff)
[SCSI] libsas: fixup target_port_protocols for expanders that don't report sata
If discovery returns 0 for target_port_protocols but shows an attached sata device, just report SAS_PROTOCOL_SATA in the identify data so userspace can reliably search for sata devices in the domain. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
-rw-r--r--drivers/scsi/libsas/sas_expander.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index 14e3244c1b20..05acd9e35fc4 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -251,6 +251,8 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp)
phy->phy->identify.device_type = dr->attached_dev_type;
phy->phy->identify.initiator_port_protocols = phy->attached_iproto;
phy->phy->identify.target_port_protocols = phy->attached_tproto;
+ if (!phy->attached_tproto && dr->attached_sata_dev)
+ phy->phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
phy->phy->identify.phy_identifier = phy_id;
phy->phy->minimum_linkrate_hw = dr->hmin_linkrate;
phy->phy->maximum_linkrate_hw = dr->hmax_linkrate;