From: Prasanna Mumbai <prasanna.mumbai@xxxxxxxxxx>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@xxxxxxxxxx>
Signed-off-by: Prasanna Mumbai <prasanna.mumbai@xxxxxxxxxx>
---
drivers/scsi/qla4xxx/ql4_fw.h | 1 +
drivers/scsi/qla4xxx/ql4_mbx.c | 5 +++++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h
index c198579..31e2bf9 100644
--- a/drivers/scsi/qla4xxx/ql4_fw.h
+++ b/drivers/scsi/qla4xxx/ql4_fw.h
@@ -455,6 +455,7 @@ struct addr_ctrl_blk {
uint8_t res0; /* 07 */
uint16_t eth_mtu_size; /* 08-09 */
uint16_t add_fw_options; /* 0A-0B */
+#define SERIALIZE_TASK_MGMT 0x0400
uint8_t hb_interval; /* 0C */
uint8_t inst_num; /* 0D */
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 199fa64..f9d81c8 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -476,6 +476,11 @@ int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha)
init_fw_cb->fw_options &= __constant_cpu_to_le16(~FWOPT_TARGET_MODE);
+ /* Set bit for "serialize task mgmt" all other bits need to be zero */
+ init_fw_cb->add_fw_options = 0;
+ init_fw_cb->add_fw_options |=
+ __constant_cpu_to_le16(SERIALIZE_TASK_MGMT);
+
if (qla4xxx_set_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma)
!= QLA_SUCCESS) {
DEBUG2(printk(KERN_WARNING
--
1.7.3.2
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