From: Giridhar Malavali <giridhar.malav...@qlogic.com>
When VP decoupling enabled, there could be a window where, FLOGI from initiators
can be dropped before VP0 is enabled, causing link level recovery.
Retry FLOGI to avoid link level recovery.
Signed-off-by: Giridhar Malavali <giridhar.malav...@qlogic.com>
Signed-off-by: Himanshu Madhani <himanshu.madh...@qlogic.com>
---
drivers/scsi/qla2xxx/qla_dbg.c | 2 +-
drivers/scsi/qla2xxx/qla_init.c | 24 ++++++++++++++++++++++++
2 files changed, 25 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 0671f07..907a7ac 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -16,7 +16,7 @@
* | | | 0x016e-0x0170 |
* | Mailbox commands | 0x1192 | |
* | | | |
- * | Device Discovery | 0x2016 | 0x2020-0x2022, |
+ * | Device Discovery | 0x2003 | 0x2016
|
* | | | 0x2011-0x2012, |
* | | | 0x2099-0x20a4 |
* | Queue Command and IO tracing | 0x3074 | 0x300b |
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index c56cdb3..a3685b6 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -2053,6 +2053,14 @@ qla2x00_update_fw_options(scsi_qla_host_t *vha)
if (IS_QLA6312(ha))
ha->fw_options[2] |= BIT_13;
+ /* Set Retry FLOGI in case of P2P connection */
+ if (ha->operating_mode == P2P) {
+ ha->fw_options[2] |= BIT_3;
+ ql_dbg(ql_dbg_disc, vha, 0x2100,
+ "(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
+ __func__, ha->fw_options[2]);
+ }
+
/* Update firmware options. */
qla2x00_set_fw_options(vha, ha->fw_options);
}
@@ -2070,6 +2078,14 @@ qla24xx_update_fw_options(scsi_qla_host_t *vha)
if (ql2xfwholdabts)
ha->fw_options[3] |= BIT_12;
+ /* Set Retry FLOGI in case of P2P connection */
+ if (ha->operating_mode == P2P) {
+ ha->fw_options[2] |= BIT_3;
+ ql_dbg(ql_dbg_disc, vha, 0x2101,
+ "(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
+ __func__, ha->fw_options[2]);
+ }
+
/* Update Serial Link options. */
if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
return;
@@ -6513,6 +6529,14 @@ qla81xx_update_fw_options(scsi_qla_host_t *vha)
if (ql2xfwholdabts)
ha->fw_options[3] |= BIT_12;
+ /* Set Retry FLOGI in case of P2P connection */
+ if (ha->operating_mode == P2P) {
+ ha->fw_options[2] |= BIT_3;
+ ql_dbg(ql_dbg_disc, vha, 0x2103,
+ "(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
+ __func__, ha->fw_options[2]);
+ }
+
if (!ql2xetsenable)
goto out;
--
2.7.2
--
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