diff options
| author | Suganath Prabu Subramani <suganath-prabu.subramani@broadcom.com> | 2016-10-26 13:34:38 +0530 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-11-08 17:29:59 -0500 |
| commit | 0bb337c97c2cdc9c0215205a81406f968c1dcae0 (patch) | |
| tree | b179507f5316c437432924c45df4487542f476bd /drivers/scsi/mpt3sas/mpt3sas_scsih.c | |
| parent | 998f26aedf41bc5cdce3b3c9233ac0e0672fa307 (diff) | |
| download | linux-0bb337c97c2cdc9c0215205a81406f968c1dcae0.tar.bz2 | |
scsi: mpt3sas: Increased/Additional MSIX support for SAS35 devices.
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>
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_scsih.c')
| -rw-r--r-- | drivers/scsi/mpt3sas/mpt3sas_scsih.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 521849d5d598..a1c541d9e550 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -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; |