hisi_sas: reduce max itct entries
authorJohn Garry <john.garry@huawei.com>
Mon, 25 Jan 2016 18:47:04 +0000 (02:47 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Wed, 24 Feb 2016 02:27:02 +0000 (21:27 -0500)
Since v2 hw only supports 2048 itct entries, as opposed to 4096 for v1
hw, set the max itct entries to the lower of the two.

It is not anticipated that any device with v1 will ever require to
connect > 2048 devices.

Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/hisi_sas/hisi_sas.h

index 5ed5cf1e81e5f81ca3aaead2a043d780e878ede2..7c05eb342d3bab9c3b15ef0447b489670621d79f 100644 (file)
@@ -25,7 +25,7 @@
 #define HISI_SAS_MAX_PHYS      9
 #define HISI_SAS_MAX_QUEUES    32
 #define HISI_SAS_QUEUE_SLOTS 512
-#define HISI_SAS_MAX_ITCT_ENTRIES 4096
+#define HISI_SAS_MAX_ITCT_ENTRIES 2048
 #define HISI_SAS_MAX_DEVICES HISI_SAS_MAX_ITCT_ENTRIES
 
 #define HISI_SAS_STATUS_BUF_SZ \