scsi: mpt3sas: Don't modify EEDPTagMode field setting on SAS3.5 HBA devices
authorSuganath Prabu <suganath-prabu.subramani@broadcom.com>
Wed, 31 Oct 2018 13:23:37 +0000 (18:53 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 1 Dec 2019 08:17:24 +0000 (09:17 +0100)
commit80224e3b08ffe85eb990af78e7e3532d779e7be4
treeac0a07679a1facca1f905d4f8161383d7bf0987b
parent5553e2bdcb02bd0d9cb2c4115910fbc46a96b58b
scsi: mpt3sas: Don't modify EEDPTagMode field setting on SAS3.5 HBA devices

[ Upstream commit 6cd1bc7b9b5075d395ba0120923903873fc7ea0e ]

If EEDPTagMode field in manufacturing page11 is set then unset it. This is
needed to fix a hardware bug only in SAS3/SAS2 cards. So, skipping
EEDPTagMode changes in Manufacturing page11 for SAS 3.5 controllers.

Signed-off-by: Suganath Prabu <suganath-prabu.subramani@broadcom.com>
Reviewed-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/scsi/mpt3sas/mpt3sas_base.c