From dffa11453313a115157b19021cc2e27ea98e624c Mon Sep 17 00:00:00 2001 From: Saurav Kashyap Date: Thu, 6 Aug 2020 04:10:11 -0700 Subject: scsi: qla2xxx: Check if FW supports MQ before enabling OS boot during Boot from SAN was stuck at dracut emergency shell after enabling NVMe driver parameter. For non-MQ support the driver was enabling MQ. Add a check to confirm if FW supports MQ. Link: https://lore.kernel.org/r/20200806111014.28434-9-njavali@marvell.com Reviewed-by: Himanshu Madhani Signed-off-by: Saurav Kashyap Signed-off-by: Nilesh Javali Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_os.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers') diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 9b59f032a569..fda812b9b564 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -2017,6 +2017,11 @@ skip_pio: /* Determine queue resources */ ha->max_req_queues = ha->max_rsp_queues = 1; ha->msix_count = QLA_BASE_VECTORS; + + /* Check if FW supports MQ or not */ + if (!(ha->fw_attributes & BIT_6)) + goto mqiobase_exit; + if (!ql2xmqsupport || !ql2xnvmeenable || (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))) goto mqiobase_exit; -- cgit v1.2.3