From: Himanshu Madhani <hmadhani@marvell.com>
Date: Wed, 12 Feb 2020 13:44:22 -0800
Subject: scsi: qla2xxx: Show correct port speed capabilities for RDP command
Patch-mainline: v5.7-rc1
Git-commit: 8b01e4db834db611555cc4ec5d8d9550024361af
References: bsc#1157424

This patch correctly displays port speed capability and current speed for
RDP command.

Link: https://lore.kernel.org/r/20200212214436.25532-12-hmadhani@marvell.com
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Daniel Wagner <dwagner@suse.de>
---
 drivers/scsi/qla2xxx/qla_os.c |   41 +++++++++++++++++++++++++++++++++++------
 1 file changed, 35 insertions(+), 6 deletions(-)

--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -5777,13 +5777,39 @@ qla25xx_rdp_port_speed_capability(struct
 	if (IS_CNA_CAPABLE(ha))
 		return RDP_PORT_SPEED_10GB;
 
-	if (IS_QLA27XX(ha)) {
-		if (FW_ABILITY_MAX_SPEED(ha) == FW_ABILITY_MAX_SPEED_32G)
-			return RDP_PORT_SPEED_32GB|RDP_PORT_SPEED_16GB|
-			       RDP_PORT_SPEED_8GB;
+	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
+		unsigned int speeds = 0;
 
-		return RDP_PORT_SPEED_16GB|RDP_PORT_SPEED_8GB|
-		       RDP_PORT_SPEED_4GB;
+		if (ha->max_supported_speed == 2) {
+			if (ha->min_supported_speed <= 6)
+				speeds |= RDP_PORT_SPEED_64GB;
+		}
+
+		if (ha->max_supported_speed == 2 ||
+		    ha->max_supported_speed == 1) {
+			if (ha->min_supported_speed <= 5)
+				speeds |= RDP_PORT_SPEED_32GB;
+		}
+
+		if (ha->max_supported_speed == 2 ||
+		    ha->max_supported_speed == 1 ||
+		    ha->max_supported_speed == 0) {
+			if (ha->min_supported_speed <= 4)
+				speeds |= RDP_PORT_SPEED_16GB;
+		}
+
+		if (ha->max_supported_speed == 1 ||
+		    ha->max_supported_speed == 0) {
+			if (ha->min_supported_speed <= 3)
+				speeds |= RDP_PORT_SPEED_8GB;
+		}
+
+		if (ha->max_supported_speed == 0) {
+			if (ha->min_supported_speed <= 2)
+				speeds |= RDP_PORT_SPEED_4GB;
+		}
+
+		return speeds;
 	}
 
 	if (IS_QLA2031(ha))
@@ -5829,6 +5855,9 @@ qla25xx_rdp_port_speed_currently(struct
 	case PORT_SPEED_32GB:
 		return RDP_PORT_SPEED_32GB;
 
+	case PORT_SPEED_64GB:
+		return RDP_PORT_SPEED_64GB;
+
 	default:
 		return RDP_PORT_SPEED_UNKNOWN;
 	}