From d32cee3c2d742784ec6ac0b4ca5732e98b17bc5c Mon Sep 17 00:00:00 2001 From: Prasanna Mumbai Date: Mon, 21 Mar 2011 03:34:35 -0700 Subject: [SCSI] qla4xxx: masking required bits of add_fw_options during initialization Signed-off-by: Vikas Chaudhary Signed-off-by: Prasanna Mumbai Reviewed-by: Mike Christie Signed-off-by: James Bottomley --- drivers/scsi/qla4xxx/ql4_fw.h | 1 + drivers/scsi/qla4xxx/ql4_mbx.c | 5 +++++ 2 files changed, 6 insertions(+) (limited to 'drivers/scsi') diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h index c1985792f03..31e2bf97198 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 199fa643cda..f9d81c8372c 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 -- cgit v1.2.3