scsi: smartpqi: Update SAS initiator_port_protocols and target_port_protocols

Export valid sas initiator_port_protocols and target_port_protocols to
sysfs. Needed for lsscsi to show correct values.

Link: https://lore.kernel.org/r/161549384532.25025.1469409935400845385.stgit@brunhildaReviewed-by: NScott Benesh <scott.benesh@microchip.com>
Reviewed-by: NMike McGowen <mike.mcgowen@microchip.com>
Reviewed-by: NScott Teel <scott.teel@microchip.com>
Reviewed-by: NKevin Barnett <kevin.barnett@microchip.com>
Reviewed-by: NMartin Wilck <mwilck@suse.com>
Signed-off-by: NMurthy Bhat <Murthy.Bhat@microchip.com>
Signed-off-by: NDon Brace <don.brace@microchip.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>

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);