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[17/20] qla2xxx: Disable ZIO at start time.

Message ID 1449535747-2850-18-git-send-email-himanshu.madhani@qlogic.com (mailing list archive)
State New, archived
Headers show

Commit Message

Himanshu Madhani Dec. 8, 2015, 12:49 a.m. UTC 
From: Quinn Tran <quinn.tran@qlogic.com>

Signed-off-by: Quinn Tran <quinn.tran@qlogic.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
---
 drivers/scsi/qla2xxx/qla_target.c |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)
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Patch

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 69f88d3..f8f2b8a 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -6563,10 +6563,21 @@  qlt_24xx_config_nvram_stage2(struct scsi_qla_host *vha,
 {
 	struct qla_hw_data *ha = vha->hw;
 
+	if (!QLA_TGT_MODE_ENABLED())
+		return;
+
 	if (ha->tgt.node_name_set) {
 		memcpy(icb->node_name, ha->tgt.tgt_node_name, WWN_SIZE);
 		icb->firmware_options_1 |= cpu_to_le32(BIT_14);
 	}
+
+	/* disable ZIO at start time. */
+	if (!vha->flags.init_done) {
+		uint32_t tmp;
+		tmp = le32_to_cpu(icb->firmware_options_2);
+		tmp &= ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
+		icb->firmware_options_2 = cpu_to_le32(tmp);
+	}
 }
 
 void
@@ -6657,6 +6668,15 @@  qlt_81xx_config_nvram_stage2(struct scsi_qla_host *vha,
 		memcpy(icb->node_name, ha->tgt.tgt_node_name, WWN_SIZE);
 		icb->firmware_options_1 |= cpu_to_le32(BIT_14);
 	}
+
+	/* disable ZIO at start time. */
+	if (!vha->flags.init_done) {
+		uint32_t tmp;
+		tmp = le32_to_cpu(icb->firmware_options_2);
+		tmp &= ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
+		icb->firmware_options_2 = cpu_to_le32(tmp);
+	}
+
 }
 
 void