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-rw-r--r--drivers/scsi/aacraid/aacraid.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 17c6cdd52806..a8fe1e1272c1 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -117,9 +117,13 @@ enum {
/* Thor: 5 phys. buses: #0: empty, 1-4: 256 targets each */
#define AAC_MAX_BUSES 5
#define AAC_MAX_TARGETS 256
+#define AAC_BUS_TARGET_LOOP (AAC_MAX_BUSES * AAC_MAX_TARGETS)
#define AAC_MAX_NATIVE_SIZE 2048
#define FW_ERROR_BUFFER_SIZE 512
+#define get_bus_number(x) (x/AAC_MAX_TARGETS)
+#define get_target_number(x) (x%AAC_MAX_TARGETS)
+
/* Thor AIF events */
#define SA_AIF_HOTPLUG (1<<1)
#define SA_AIF_HARDWARE (1<<2)