diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 2fe72f8..38223e9 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -970,6 +970,33 @@
 }
 EXPORT_SYMBOL(ipmi_create_user);
 
+int ipmi_get_smi_info(int if_num, struct ipmi_smi_info *data)
+{
+	int           rv = 0;
+	ipmi_smi_t    intf;
+	struct ipmi_smi_handlers *handlers;
+
+	mutex_lock(&ipmi_interfaces_mutex);
+	list_for_each_entry_rcu(intf, &ipmi_interfaces, link) {
+		if (intf->intf_num == if_num)
+			goto found;
+	}
+	/* Not found, return an error */
+	rv = -EINVAL;
+	mutex_unlock(&ipmi_interfaces_mutex);
+	return rv;
+
+found:
+	handlers = intf->handlers;
+	rv = -ENOSYS;
+	if (handlers->get_smi_info)
+		rv = handlers->get_smi_info(intf->send_info, data);
+	mutex_unlock(&ipmi_interfaces_mutex);
+
+	return rv;
+}
+EXPORT_SYMBOL(ipmi_get_smi_info);
+
 static void free_user(struct kref *ref)
 {
 	ipmi_user_t user = container_of(ref, struct ipmi_user, refcount);
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 035da9e..945ae4d 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -57,6 +57,7 @@
 #include <asm/irq.h>
 #include <linux/interrupt.h>
 #include <linux/rcupdate.h>
+#include <linux/ipmi.h>
 #include <linux/ipmi_smi.h>
 #include <asm/io.h>
 #include "ipmi_si_sm.h"
@@ -107,10 +108,6 @@
 };
 static char *si_to_str[] = { "kcs", "smic", "bt" };
 
-enum ipmi_addr_src {
-	SI_INVALID = 0, SI_HOTMOD, SI_HARDCODED, SI_SPMI, SI_ACPI, SI_SMBIOS,
-	SI_PCI,	SI_DEVICETREE, SI_DEFAULT
-};
 static char *ipmi_addr_src_to_str[] = { NULL, "hotmod", "hardcoded", "SPMI",
 					"ACPI", "SMBIOS", "PCI",
 					"device-tree", "default" };
@@ -291,6 +288,7 @@
 	struct task_struct *thread;
 
 	struct list_head link;
+	union ipmi_smi_info_union addr_info;
 };
 
 #define smi_inc_stat(smi, stat) \
@@ -1186,6 +1184,18 @@
 	return 0;
 }
 
+static int get_smi_info(void *send_info, struct ipmi_smi_info *data)
+{
+	struct smi_info *smi = send_info;
+
+	data->addr_src = smi->addr_source;
+	data->dev = smi->dev;
+	data->addr_info = smi->addr_info;
+	get_device(smi->dev);
+
+	return 0;
+}
+
 static void set_maintenance_mode(void *send_info, int enable)
 {
 	struct smi_info   *smi_info = send_info;
@@ -1197,6 +1207,7 @@
 static struct ipmi_smi_handlers handlers = {
 	.owner                  = THIS_MODULE,
 	.start_processing       = smi_start_processing,
+	.get_smi_info		= get_smi_info,
 	.sender			= sender,
 	.request_events		= request_events,
 	.set_maintenance_mode   = set_maintenance_mode,
@@ -2156,6 +2167,7 @@
 	printk(KERN_INFO PFX "probing via ACPI\n");
 
 	handle = acpi_dev->handle;
+	info->addr_info.acpi_info.acpi_handle = handle;
 
 	/* _IFT tells us the interface type: KCS, BT, etc */
 	status = acpi_evaluate_integer(handle, "_IFT", NULL, &tmp);
diff --git a/include/linux/ipmi.h b/include/linux/ipmi.h
index 65aae34..045f2f2 100644
--- a/include/linux/ipmi.h
+++ b/include/linux/ipmi.h
@@ -454,6 +454,44 @@
 /* Validate that the given IPMI address is valid. */
 int ipmi_validate_addr(struct ipmi_addr *addr, int len);
 
+/*
+ * How did the IPMI driver find out about the device?
+ */
+enum ipmi_addr_src {
+	SI_INVALID = 0, SI_HOTMOD, SI_HARDCODED, SI_SPMI, SI_ACPI, SI_SMBIOS,
+	SI_PCI,	SI_DEVICETREE, SI_DEFAULT
+};
+
+union ipmi_smi_info_union {
+	/*
+	 * the acpi_info element is defined for the SI_ACPI
+	 * address type
+	 */
+	struct {
+		void *acpi_handle;
+	} acpi_info;
+};
+
+struct ipmi_smi_info {
+	enum ipmi_addr_src addr_src;
+
+	/*
+	 * Base device for the interface.  Don't forget to put this when
+	 * you are done.
+	 */
+	struct device *dev;
+
+	/*
+	 * The addr_info provides more detailed info for some IPMI
+	 * devices, depending on the addr_src.  Currently only SI_ACPI
+	 * info is provided.
+	 */
+	union ipmi_smi_info_union addr_info;
+};
+
+/* This is to get the private info of ipmi_smi_t */
+extern int ipmi_get_smi_info(int if_num, struct ipmi_smi_info *data);
+
 #endif /* __KERNEL__ */
 
 
diff --git a/include/linux/ipmi_smi.h b/include/linux/ipmi_smi.h
index 4b48318..906590a 100644
--- a/include/linux/ipmi_smi.h
+++ b/include/linux/ipmi_smi.h
@@ -39,6 +39,7 @@
 #include <linux/module.h>
 #include <linux/device.h>
 #include <linux/platform_device.h>
+#include <linux/ipmi.h>
 
 /* This files describes the interface for IPMI system management interface
    drivers to bind into the IPMI message handler. */
@@ -86,6 +87,13 @@
 	int (*start_processing)(void       *send_info,
 				ipmi_smi_t new_intf);
 
+	/*
+	 * Get the detailed private info of the low level interface and store
+	 * it into the structure of ipmi_smi_data. For example: the
+	 * ACPI device handle will be returned for the pnp_acpi IPMI device.
+	 */
+	int (*get_smi_info)(void *send_info, struct ipmi_smi_info *data);
+
 	/* Called to enqueue an SMI message to be sent.  This
 	   operation is not allowed to fail.  If an error occurs, it
 	   should report back the error in a received message.  It may