diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index fa64ded..791b8ca 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -58,13 +58,14 @@
 
 #define IBM_NAME "thinkpad"
 #define IBM_DESC "ThinkPad ACPI Extras"
-#define IBM_FILE "thinkpad_acpi"
+#define IBM_FILE IBM_NAME "_acpi"
 #define IBM_URL "http://ibm-acpi.sf.net/"
 #define IBM_MAIL "ibm-acpi-devel@lists.sourceforge.net"
 
 #define IBM_PROC_DIR "ibm"
 #define IBM_ACPI_EVENT_PREFIX "ibm"
 #define IBM_DRVR_NAME IBM_FILE
+#define IBM_HWMON_DRVR_NAME IBM_NAME "_hwmon"
 
 #define IBM_LOG IBM_FILE ": "
 #define IBM_ERR	   KERN_ERR    IBM_LOG
@@ -171,6 +172,7 @@
 
 /* Device model */
 static struct platform_device *tpacpi_pdev;
+static struct platform_device *tpacpi_sensors_pdev;
 static struct class_device *tpacpi_hwmon;
 static struct platform_driver tpacpi_pdriver;
 static struct input_dev *tpacpi_inputdev;
@@ -249,6 +251,8 @@
 	u32 input_device_registered:1;
 	u32 platform_drv_registered:1;
 	u32 platform_drv_attrs_registered:1;
+	u32 sensors_pdrv_registered:1;
+	u32 sensors_pdev_attrs_registered:1;
 } tp_features;
 
 struct thinkpad_id_data {