1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/input/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h
index 9b2dc015f20c..6d5f8a4c1748 100644
--- a/drivers/input/mouse/elan_i2c.h
+++ b/drivers/input/mouse/elan_i2c.h
@@ -25,6 +25,7 @@
 #define ETP_ENABLE_CALIBRATE    0x0002
 #define ETP_DISABLE_CALIBRATE   0x0000
 #define ETP_DISABLE_POWER       0x0001
+#define ETP_PRESSURE_OFFSET     25
 
 /* IAP Firmware handling */
 #define ETP_FW_NAME             "elan_i2c.bin"
@@ -79,6 +80,8 @@ struct elan_transport_ops {
                                 struct completion *reset_done);
 
         int (*get_report)(struct i2c_client *client, u8 *report);
+        int (*get_pressure_adjustment)(struct i2c_client *client,
+                                       int *adjustment);
 };
 
 extern const struct elan_transport_ops elan_smbus_ops, elan_i2c_ops;