diff options
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/touchscreen/goodix_berlin_core.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/goodix_berlin_core.c b/drivers/input/touchscreen/goodix_berlin_core.c index 83f28b870531..b0938a4f3fec 100644 --- a/drivers/input/touchscreen/goodix_berlin_core.c +++ b/drivers/input/touchscreen/goodix_berlin_core.c @@ -628,6 +628,14 @@ static int goodix_berlin_input_dev_config(struct goodix_berlin_core *cd, touchscreen_parse_properties(cd->input_dev, true, &cd->props); + /* + * The resolution of these touchscreens is about 10 units/mm, the actual + * resolution does not matter much since we set INPUT_PROP_DIRECT. + * Set it to 10 to ensure userspace isn't off by an order of magnitude. + */ + input_abs_set_res(cd->input_dev, ABS_MT_POSITION_X, 10); + input_abs_set_res(cd->input_dev, ABS_MT_POSITION_Y, 10); + error = input_mt_init_slots(cd->input_dev, GOODIX_BERLIN_MAX_TOUCH, INPUT_MT_DIRECT | INPUT_MT_DROP_UNUSED); if (error) |