[PATCH V2 20/25] smartpqi: update sas initiator_port_protocols and target_port_protocols

[Don Brace <don.brace@xxxxxxxxxxxxx>]

From: Murthy Bhat <Murthy.Bhat@xxxxxxxxxxxxx>

* Export valid sas initiator_port_protocols and
  target_port_protocols to sysfs.
  * lsscsi now shows correct values.

Reviewed-by: Scott Benesh <scott.benesh@xxxxxxxxxxxxx>
Reviewed-by: Scott Teel <scott.teel@xxxxxxxxxxxxx>
Reviewed-by: Kevin Barnett <kevin.barnett@xxxxxxxxxxxxx>
Signed-off-by: Murthy Bhat <Murthy.Bhat@xxxxxxxxxxxxx>
Signed-off-by: Don Brace <don.brace@xxxxxxxxxxxxx>
---
 drivers/scsi/smartpqi/smartpqi_sas_transport.c |   28 ++++++++++++++++--------
 1 file changed, 19 insertions(+), 9 deletions(-)

diff --git a/drivers/scsi/smartpqi/smartpqi_sas_transport.c b/drivers/scsi/smartpqi/smartpqi_sas_transport.c
index 71e83d5fdd02..dd9b784792ef 100644
--- a/drivers/scsi/smartpqi/smartpqi_sas_transport.c
+++ b/drivers/scsi/smartpqi/smartpqi_sas_transport.c
@@ -65,8 +65,8 @@ static int pqi_sas_port_add_phy(struct pqi_sas_phy *pqi_sas_phy)
 	memset(identify, 0, sizeof(*identify));
 	identify->sas_address = pqi_sas_port->sas_address;
 	identify->device_type = SAS_END_DEVICE;
-	identify->initiator_port_protocols = SAS_PROTOCOL_STP;
-	identify->target_port_protocols = SAS_PROTOCOL_STP;
+	identify->initiator_port_protocols = SAS_PROTOCOL_ALL;
+	identify->target_port_protocols = SAS_PROTOCOL_ALL;
 	phy->minimum_linkrate_hw = SAS_LINK_RATE_UNKNOWN;
 	phy->maximum_linkrate_hw = SAS_LINK_RATE_UNKNOWN;
 	phy->minimum_linkrate = SAS_LINK_RATE_UNKNOWN;
@@ -94,13 +94,23 @@ static int pqi_sas_port_add_rphy(struct pqi_sas_port *pqi_sas_port,
 	identify->sas_address = pqi_sas_port->sas_address;
 	identify->phy_identifier = pqi_sas_port->device->phy_id;
 
-	if (pqi_sas_port->device &&
-		pqi_sas_port->device->is_expander_smp_device) {
-		identify->initiator_port_protocols = SAS_PROTOCOL_SMP;
-		identify->target_port_protocols = SAS_PROTOCOL_SMP;
-	} else {
-		identify->initiator_port_protocols = SAS_PROTOCOL_STP;
-		identify->target_port_protocols = SAS_PROTOCOL_STP;
+	identify->initiator_port_protocols = SAS_PROTOCOL_ALL;
+	identify->target_port_protocols = SAS_PROTOCOL_STP;
+
+	if (pqi_sas_port->device) {
+		switch (pqi_sas_port->device->device_type) {
+		case SA_DEVICE_TYPE_SAS:
+		case SA_DEVICE_TYPE_SES:
+		case SA_DEVICE_TYPE_NVME:
+			identify->target_port_protocols = SAS_PROTOCOL_SSP;
+			break;
+		case SA_DEVICE_TYPE_EXPANDER_SMP:
+			identify->target_port_protocols = SAS_PROTOCOL_SMP;
+			break;
+		case SA_DEVICE_TYPE_SATA:
+		default:
+			break;
+		}
 	}
 
 	return sas_rphy_add(rphy);