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-rw-r--r--include/scsi/scsi_host.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 88f6871badd..5b79697a3a8 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -32,6 +32,9 @@ struct blk_queue_tags;
#define SG_NONE 0
#define SG_ALL 0xff
+#define MODE_UNKNOWN 0x00
+#define MODE_INITIATOR 0x01
+#define MODE_TARGET 0x02
#define DISABLE_CLUSTERING 0
#define ENABLE_CLUSTERING 1
@@ -405,6 +408,11 @@ struct scsi_host_template {
unsigned char present;
/*
+ * This specifies the mode that a LLD supports.
+ */
+ unsigned supported_mode:2;
+
+ /*
* true if this host adapter uses unchecked DMA onto an ISA bus.
*/
unsigned unchecked_isa_dma:1;
@@ -574,6 +582,7 @@ struct Scsi_Host {
*/
unsigned long cmd_serial_number, cmd_pid;
+ unsigned active_mode:2;
unsigned unchecked_isa_dma:1;
unsigned use_clustering:1;
unsigned use_blk_tcq:1;