diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h
index c7e045a..daa96ee 100644
--- a/drivers/scsi/ipr.h
+++ b/drivers/scsi/ipr.h
@@ -37,8 +37,8 @@
 /*
  * Literals
  */
-#define IPR_DRIVER_VERSION "2.3.2"
-#define IPR_DRIVER_DATE "(March 23, 2007)"
+#define IPR_DRIVER_VERSION "2.4.0"
+#define IPR_DRIVER_DATE "(April 24, 2007)"
 
 /*
  * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding
@@ -180,6 +180,7 @@
 #define IPR_SHUTDOWN_TIMEOUT			(ipr_fastfail ? 60 * HZ : 10 * 60 * HZ)
 #define IPR_VSET_RW_TIMEOUT			(ipr_fastfail ? 30 * HZ : 2 * 60 * HZ)
 #define IPR_ABBREV_SHUTDOWN_TIMEOUT		(10 * HZ)
+#define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO	(2 * 60 * HZ)
 #define IPR_DEVICE_RESET_TIMEOUT		(ipr_fastfail ? 10 * HZ : 30 * HZ)
 #define IPR_CANCEL_ALL_TIMEOUT		(ipr_fastfail ? 10 * HZ : 30 * HZ)
 #define IPR_ABORT_TASK_TIMEOUT		(ipr_fastfail ? 10 * HZ : 30 * HZ)
@@ -603,6 +604,12 @@
 	struct ipr_dev_bus_entry bus[0];
 }__attribute__((packed));
 
+struct ipr_mode_page24 {
+	struct ipr_mode_page_hdr hdr;
+	u8 flags;
+#define IPR_ENABLE_DUAL_IOA_AF 0x80
+}__attribute__((packed));
+
 struct ipr_ioa_vpd {
 	struct ipr_std_inq_data std_inq_data;
 	u8 ascii_part_num[12];
@@ -625,6 +632,19 @@
 	u8 patch_number[4];
 }__attribute__((packed));
 
+struct ipr_inquiry_cap {
+	u8 peri_qual_dev_type;
+	u8 page_code;
+	u8 reserved1;
+	u8 page_length;
+	u8 ascii_len;
+	u8 reserved2;
+	u8 sis_version[2];
+	u8 cap;
+#define IPR_CAP_DUAL_IOA_RAID		0x80
+	u8 reserved3[15];
+}__attribute__((packed));
+
 #define IPR_INQUIRY_PAGE0_ENTRIES 20
 struct ipr_inquiry_page0 {
 	u8 peri_qual_dev_type;
@@ -963,6 +983,7 @@
 	struct ipr_ioa_vpd ioa_vpd;
 	struct ipr_inquiry_page0 page0_data;
 	struct ipr_inquiry_page3 page3_data;
+	struct ipr_inquiry_cap cap;
 	struct ipr_mode_pages mode_pages;
 	struct ipr_supported_device supp_dev;
 };
@@ -1069,6 +1090,7 @@
 	u8 allow_cmds:1;
 	u8 allow_ml_add_del:1;
 	u8 needs_hard_reset:1;
+	u8 dual_raid:1;
 
 	enum ipr_cache_state cache_state;
 	u16 type; /* CCIN of the card */