[PATCH 2/3] input: touchscreen: of: Register multitouch axes

[Maxime Ripard <maxime.ripard@free-electrons.com>]

So far, the DT parsing code was only setting up the regular input axes,
completely ignoring their multitouch counter parts.

Fill them with the same parameters than the regular axes.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 drivers/input/touchscreen/of_touchscreen.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/input/touchscreen/of_touchscreen.c b/drivers/input/touchscreen/of_touchscreen.c
index 74d6b0eb50ac..cf2a753edd96 100644
--- a/drivers/input/touchscreen/of_touchscreen.c
+++ b/drivers/input/touchscreen/of_touchscreen.c
@@ -42,17 +42,23 @@ void touchscreen_parse_of_params(struct input_dev *dev)
 
 	maximum = of_get_optional_u32(np, "touchscreen-size-x");
 	fuzz = of_get_optional_u32(np, "touchscreen-fuzz-x");
-	if (maximum || fuzz)
+	if (maximum || fuzz) {
 		input_set_abs_params(dev, ABS_X, 0, maximum, fuzz, 0);
+		input_set_abs_params(dev, ABS_MT_POSITION_X, 0, maximum, fuzz, 0);
+	}
 
 	maximum = of_get_optional_u32(np, "touchscreen-size-y");
 	fuzz = of_get_optional_u32(np, "touchscreen-fuzz-y");
-	if (maximum || fuzz)
+	if (maximum || fuzz) {
 		input_set_abs_params(dev, ABS_Y, 0, maximum, fuzz, 0);
+		input_set_abs_params(dev, ABS_MT_POSITION_Y, 0, maximum, fuzz, 0);
+	}
 
 	maximum = of_get_optional_u32(np, "touchscreen-max-pressure");
 	fuzz = of_get_optional_u32(np, "touchscreen-fuzz-pressure");
-	if (maximum || fuzz)
+	if (maximum || fuzz) {
 		input_set_abs_params(dev, ABS_PRESSURE, 0, maximum, fuzz, 0);
+		input_set_abs_params(dev, ABS_MT_PRESSURE, 0, maximum, fuzz, 0);
+	}
 }
 EXPORT_SYMBOL(touchscreen_parse_of_params);
-- 
2.1.1