pmaports/device/linux-asus-tf101/07-Added-Parameters-to-Atmel-TouchScreen-Drivers.patch
Denny Harijanto 1b353c020a
asus-tf101: USB Networking and Touch Screen Support (!197)
- Reverts few hacky commits that caused USB networking not to work
- Modified atmel drivers used by TF101 to work with libinput

[skip ci]: already built successfully in CI
2019-02-12 22:29:43 +01:00

29 lines
1.3 KiB
Diff

From d88ca42d93cc0f8b51dce0887578920eba0cb797 Mon Sep 17 00:00:00 2001
From: Denny Harijanto <denny@nusantara-cloud.com>
Date: Mon, 4 Feb 2019 13:13:11 +0700
Subject: [PATCH 4/5] Added Parameters to Atmel TouchScreen Drivers
Libinput expects both ABS_MT_TOUCH_MAJOR and ABS_MT_WIDTH_MAJOR to have
proper min and max value. Without them, the input device is rejected.
---
drivers/input/touchscreen/atmel_mxt1386.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/input/touchscreen/atmel_mxt1386.c b/drivers/input/touchscreen/atmel_mxt1386.c
index 0ee2949edb5..6769d3a8938 100644
--- a/drivers/input/touchscreen/atmel_mxt1386.c
+++ b/drivers/input/touchscreen/atmel_mxt1386.c
@@ -2997,8 +2997,8 @@ static int __devinit mxt_probe(struct i2c_client *client,
// multi touch
input_set_abs_params(input, ABS_MT_POSITION_X, 0, mxt->pdata->max_x, 0, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y, 0, mxt->pdata->max_y, 0, 0);
- input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 0, 0, 0);
- input_set_abs_params(input, ABS_MT_WIDTH_MAJOR, 0, 0, 0, 0);
+ input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 0xff, 0, 0);
+ input_set_abs_params(input, ABS_MT_WIDTH_MAJOR, 0, 0xff, 0, 0);
// input_set_abs_params(input, ABS_MT_TRACKING_ID, 0, MXT_MAX_NUM_TOUCHES, 0, 0);
// input_set_abs_params(input, ABS_MT_PRESSURE, 0, 255, 0, 0);
--
2.19.1