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authorLen Brown <len.brown@intel.com>2006-01-27 17:18:29 -0500
committerLen Brown <len.brown@intel.com>2006-01-27 17:18:29 -0500
commit292dd876ee765c478b27c93cc51e93a558ed58bf (patch)
tree5b740e93253295baee2a9c414a6c66d03d44a9ef /drivers/scsi/aacraid/aacraid.h
parentd4ec6c7cc9a15a7a529719bc3b84f46812f9842e (diff)
parent9fdb62af92c741addbea15545f214a6e89460865 (diff)
Pull release into acpica branch
Diffstat (limited to 'drivers/scsi/aacraid/aacraid.h')
-rw-r--r--drivers/scsi/aacraid/aacraid.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 30fd8d6e3f3..66dbb6d2c50 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -532,6 +532,13 @@ struct aac_driver_ident
#define AAC_QUIRK_MASTER 0x0008
/*
+ * Some adapter firmware perform poorly when it must split up scatter gathers
+ * in order to deal with the limits of the underlying CHIM. This limit in this
+ * class of adapters is 17 scatter gather elements.
+ */
+#define AAC_QUIRK_17SG 0x0010
+
+/*
* The adapter interface specs all queues to be located in the same
* physically contigous block. The host structure that defines the
* commuication queues will assume they are each a separate physically