From: James Smart <jsmart2021@gmail.com>
Date: Thu, 22 Jul 2021 15:17:19 -0700
Subject: scsi: lpfc: Add 256 Gb link speed support
Patch-mainline: v5.15-rc1
Git-commit: bfc477854a42c3de6c2f34c7e8f7ef9917ef53ca
References: bsc#1189385
Update routines to support 256 Gb link speed for LPe37000/LPe38000
adapters. 256 Gb speeds can be seen on trunk links.
Link: https://lore.kernel.org/r/20210722221721.74388-5-jsmart2021@gmail.com
Co-developed-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Daniel Wagner <dwagner@suse.de>
---
drivers/scsi/lpfc/lpfc_attr.c | 3 +++
drivers/scsi/lpfc/lpfc_ct.c | 5 +++++
drivers/scsi/lpfc/lpfc_els.c | 8 ++++++++
drivers/scsi/lpfc/lpfc_hbadisc.c | 1 +
drivers/scsi/lpfc/lpfc_init.c | 5 +++++
drivers/scsi/lpfc/lpfc_scsi.h | 4 ++++
6 files changed, 26 insertions(+)
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -6745,6 +6745,9 @@ lpfc_get_host_speed(struct Scsi_Host *sh
case LPFC_LINK_SPEED_128GHZ:
fc_host_speed(shost) = FC_PORTSPEED_128GBIT;
break;
+ case LPFC_LINK_SPEED_256GHZ:
+ fc_host_speed(shost) = FC_PORTSPEED_256GBIT;
+ break;
default:
fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
break;
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -2846,6 +2846,8 @@ lpfc_fdmi_port_attr_support_speed(struct
ae->un.AttrInt = 0;
if (!(phba->hba_flag & HBA_FCOE_MODE)) {
+ if (phba->lmt & LMT_256Gb)
+ ae->un.AttrInt |= HBA_PORTSPEED_256GFC;
if (phba->lmt & LMT_128Gb)
ae->un.AttrInt |= HBA_PORTSPEED_128GFC;
if (phba->lmt & LMT_64Gb)
@@ -2927,6 +2929,9 @@ lpfc_fdmi_port_attr_speed(struct lpfc_vp
case LPFC_LINK_SPEED_128GHZ:
ae->un.AttrInt = HBA_PORTSPEED_128GFC;
break;
+ case LPFC_LINK_SPEED_256GHZ:
+ ae->un.AttrInt = HBA_PORTSPEED_256GFC;
+ break;
default:
ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
break;
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -6105,6 +6105,12 @@ lpfc_rdp_res_speed(struct fc_rdp_port_sp
case LPFC_LINK_SPEED_64GHZ:
rdp_speed = RDP_PS_64GB;
break;
+ case LPFC_LINK_SPEED_128GHZ:
+ rdp_speed = RDP_PS_128GB;
+ break;
+ case LPFC_LINK_SPEED_256GHZ:
+ rdp_speed = RDP_PS_256GB;
+ break;
default:
rdp_speed = RDP_PS_UNKNOWN;
break;
@@ -6112,6 +6118,8 @@ lpfc_rdp_res_speed(struct fc_rdp_port_sp
desc->info.port_speed.speed = cpu_to_be16(rdp_speed);
+ if (phba->lmt & LMT_256Gb)
+ rdp_cap |= RDP_PS_256GB;
if (phba->lmt & LMT_128Gb)
rdp_cap |= RDP_PS_128GB;
if (phba->lmt & LMT_64Gb)
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -3331,6 +3331,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba
case LPFC_LINK_SPEED_32GHZ:
case LPFC_LINK_SPEED_64GHZ:
case LPFC_LINK_SPEED_128GHZ:
+ case LPFC_LINK_SPEED_256GHZ:
break;
default:
phba->fc_linkspeed = LPFC_LINK_SPEED_UNKNOWN;
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -4679,6 +4679,8 @@ static void lpfc_host_supported_speeds_s
if (phba->hba_flag & HBA_FCOE_MODE)
return;
+ if (phba->lmt & LMT_256Gb)
+ fc_host_supported_speeds(shost) |= FC_PORTSPEED_256GBIT;
if (phba->lmt & LMT_128Gb)
fc_host_supported_speeds(shost) |= FC_PORTSPEED_128GBIT;
if (phba->lmt & LMT_64Gb)
@@ -5087,6 +5089,9 @@ lpfc_sli4_port_speed_parse(struct lpfc_h
case LPFC_FC_LA_SPEED_128G:
port_speed = 128000;
break;
+ case LPFC_FC_LA_SPEED_256G:
+ port_speed = 256000;
+ break;
default:
port_speed = 0;
}
--- a/drivers/scsi/lpfc/lpfc_scsi.h
+++ b/drivers/scsi/lpfc/lpfc_scsi.h
@@ -142,6 +142,10 @@ struct lpfc_scsicmd_bkt {
#define FC_PORTSPEED_128GBIT 0x2000
#endif
+#ifndef FC_PORTSPEED_256GBIT
+#define FC_PORTSPEED_256GBIT 0x4000
+#endif
+
#define TXRDY_PAYLOAD_LEN 12
/* For sysfs/debugfs tmp string max len */