Input: elantech - use firmware provided x, y ranges

With newer hardware, the touchpad provides range info.
Let's use it.

Signed-off-by: JJ Ding <jj_ding@emc.com.tw>
Acked-by: Daniel Kurtz <djkurtz@chromium.org>
Acked-by: Éric Piel <eric.piel@tremplin-utc.net>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/input/mouse/elantech.h b/drivers/input/mouse/elantech.h
index 1c5894efda5a..b54ea27d10af 100644
--- a/drivers/input/mouse/elantech.h
+++ b/drivers/input/mouse/elantech.h
@@ -93,13 +93,14 @@ struct elantech_data {
         unsigned char reg_25;
         unsigned char reg_26;
         unsigned char debug;
-        unsigned char capabilities;
+        unsigned char capabilities[3];
         bool paritycheck;
         bool jumpy_cursor;
         bool reports_pressure;
         unsigned char hw_version;
         unsigned int fw_version;
         unsigned int single_finger_reports;
+        unsigned int y_max;
         unsigned char parity[256];
 };