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authorSreekanth Reddy <sreekanth.reddy@avagotech.com>2015-11-11 12:00:26 (GMT)
committerMartin K. Petersen <martin.petersen@oracle.com>2015-11-11 23:42:44 (GMT)
commit42081173c74e0867b996f5fd6b46d3c1606377c7 (patch)
treeec891a32769c4badd4828d3fc07ef08ac39374f5 /drivers/scsi/mpt3sas/mpt3sas_base.h
parent45506049c7abd4c17c35ad43adc07bf1236a3fcf (diff)
downloadlinux-42081173c74e0867b996f5fd6b46d3c1606377c7.tar.xz
mpt3sas: Manage MSI-X vectors according to HBA device type
1. Do not enable MSI-X vectors for SAS2008 B0 controllers 2. Enable a single MSI-X vector for the following controller: a. SAS2004 b. SAS2008 c. SAS2008_1 d. SAS2008_2 e. SAS2008_3 f. SAS2116_1 g. SAS2116_2 3. Enable Combined Reply Post Queue Support (i.e. 96 MSI-X vectors) for Gen3 Invader/Fury C0 and above revision HBAs 4. Enable Combined Reply Post Queue Support (i.e. 96 MSI-X vectors) for all Intruder and Cutlass HBAs Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com> Acked-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_base.h')
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_base.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index 4c9a154..08f46a7 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -142,6 +142,9 @@
#define MPT_TARGET_FLAGS_DELETED 0x04
#define MPT_TARGET_FASTPATH_IO 0x08
+#define SAS2_PCI_DEVICE_B0_REVISION (0x01)
+#define SAS3_PCI_DEVICE_C0_REVISION (0x02)
+
/*
* Intel HBA branding
*/