From: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
To: linux-scsi@vger.kernel.org, linux-pci@vger.kernel.org
Cc: lukas@wunner.de, andy.shevchenko@gmail.com,
Sathya.Prakash@broadcom.com, sreekanth.reddy@broadcom.com,
Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
Subject: [PATCH v4 5/6] mpt3sas: Fix driver modifying NVRAM/persistent data.
Date: Wed, 26 Sep 2018 09:52:38 +0530 [thread overview]
Message-ID: <1537935759-14754-6-git-send-email-suganath-prabu.subramani@broadcom.com> (raw)
In-Reply-To: <1537935759-14754-1-git-send-email-suganath-prabu.subramani@broadcom.com>
* If EEDPTagMode field in manufacturing page11 is set,
unset it. This is needed to fix a hardware bug
in SAS3/SAS2 cards, So, skipping EEDPTagMode changes
in Manufacturing page11 for SAS35 controllers.
* Fix driver modifying NVRAM/persistent data in
Manufacturing page11 along with current copy. Driver should
change only current copy of Manufacturing page11
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
---
drivers/scsi/mpt3sas/mpt3sas_base.c | 2 +-
drivers/scsi/mpt3sas/mpt3sas_config.c | 4 ----
2 files changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 9f1d8fb..a43579e 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -4122,7 +4122,7 @@ _base_static_config_pages(struct MPT3SAS_ADAPTER *ioc)
* flag unset in NVDATA.
*/
mpt3sas_config_get_manufacturing_pg11(ioc, &mpi_reply, &ioc->manu_pg11);
- if (ioc->manu_pg11.EEDPTagMode == 0) {
+ if ((!ioc->is_gen35_ioc) && (ioc->manu_pg11.EEDPTagMode == 0)) {
pr_err("%s: overriding NVDATA EEDPTagMode setting\n",
ioc->name);
ioc->manu_pg11.EEDPTagMode &= ~0x3;
diff --git a/drivers/scsi/mpt3sas/mpt3sas_config.c b/drivers/scsi/mpt3sas/mpt3sas_config.c
index 5713a2d..f2a326a 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_config.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_config.c
@@ -676,10 +676,6 @@ mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc,
r = _config_request(ioc, &mpi_request, mpi_reply,
MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
sizeof(*config_page));
- mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_NVRAM;
- r = _config_request(ioc, &mpi_request, mpi_reply,
- MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
- sizeof(*config_page));
out:
return r;
}
--
1.8.3.1
next prev parent reply other threads:[~2018-09-26 4:23 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-26 4:22 [PATCH v4 0/6] mpt3sas: Hot-Plug Surprise removal support on IOC Suganath Prabu S
2018-09-26 4:22 ` [PATCH v4 1/6] mpt3sas: Introduce mpt3sas_base_pci_device_is_available Suganath Prabu S
2018-09-26 21:32 ` Bjorn Helgaas
2018-09-27 7:03 ` Lukas Wunner
2018-09-27 18:47 ` Bjorn Helgaas
2018-09-27 19:09 ` Lukas Wunner
2018-10-01 6:57 ` Suganath Prabu Subramani
2018-10-01 20:40 ` Bjorn Helgaas
2018-10-02 14:04 ` Bjorn Helgaas
2018-10-08 6:44 ` Suganath Prabu Subramani
2018-10-12 5:47 ` Sreekanth Reddy
2018-10-12 23:43 ` Bjorn Helgaas
2018-09-26 4:22 ` [PATCH v4 2/6] mpt3sas: Separate out mpt3sas_wait_for_ioc_to_operational Suganath Prabu S
2018-09-26 21:03 ` Bjorn Helgaas
2018-09-27 10:31 ` Suganath Prabu Subramani
2018-09-26 4:22 ` [PATCH v4 3/6] mpt3sas: Introdude _scsih_get_shost_and_ioc Suganath Prabu S
2018-09-26 21:09 ` Bjorn Helgaas
2018-10-01 7:27 ` Suganath Prabu Subramani
2018-10-01 13:40 ` Bjorn Helgaas
2018-10-08 6:47 ` Suganath Prabu Subramani
2018-09-26 21:33 ` Bjorn Helgaas
2018-09-26 4:22 ` [PATCH v4 4/6] mpt3sas: Fix Sync cache command failure during driver unload Suganath Prabu S
2018-09-26 4:22 ` Suganath Prabu S [this message]
2018-09-26 4:22 ` [PATCH v4 6/6] mpt3sas: Bump driver version to 27.100.00.00 Suganath Prabu S
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