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qla2x00t-32gbit: Check if FW supports MQ before enabling

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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 <himanshu.madhani@oracle.com>
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

See also upstream commit dffa11453313a115157b19021cc2e27ea98e624c.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@9135 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2020-08-29 15:44:15 +00:00
parent 49ba5cf318
commit 3b4406ec4a
1 changed files with 5 additions and 0 deletions
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5
qla2x00t-32gbit/qla_os.c
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@@ -2063,6 +2063,11 @@ 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;