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scsi: mpt3sas: Increased/Additional MSIX support for SAS35 devices.

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For SAS35 devices MSIX vectors are inceased to 128 from 96. To support this
Reply post host index register count is increased to 16. Also variable
msix96_vector is replaced with combined_reply_queue and variable
combined_reply_index_count is added to set different values for SAS3 and
SAS35 devices.

Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
Signed-off-by: Sathya Prakash <sathya.prakash@broadcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Suganath Prabu Subramani
2016-10-26 13:34:38 +05:30
committed by Martin K. Petersen
parent 998f26aedf
commit 0bb337c97c
3 changed files with 21 additions and 12 deletions
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11
drivers/scsi/mpt3sas/mpt3sas_scsih.c
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@@ -8748,8 +8748,15 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
if ((ioc->hba_mpi_version_belonged == MPI25_VERSION &&
pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) ||
(ioc->hba_mpi_version_belonged == MPI26_VERSION))
ioc->msix96_vector = 1;
(ioc->hba_mpi_version_belonged == MPI26_VERSION)) {
ioc->combined_reply_queue = 1;
if (ioc->is_gen35_ioc)
ioc->combined_reply_index_count =
MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35;
else
ioc->combined_reply_index_count =
MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3;
}
break;
default:
return -ENODEV;