diff options
Diffstat (limited to 'drivers/input/input-mt.c')
| -rw-r--r-- | drivers/input/input-mt.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/input/input-mt.c b/drivers/input/input-mt.c index 54fce56c8023..a1bbec9cda8d 100644 --- a/drivers/input/input-mt.c +++ b/drivers/input/input-mt.c @@ -218,8 +218,23 @@ void input_mt_report_pointer_emulation(struct input_dev *dev, bool use_count) } input_event(dev, EV_KEY, BTN_TOUCH, count > 0); - if (use_count) + + if (use_count) { + if (count == 0 && + !test_bit(ABS_MT_DISTANCE, dev->absbit) && + test_bit(ABS_DISTANCE, dev->absbit) && + input_abs_get_val(dev, ABS_DISTANCE) != 0) { + /* + * Force reporting BTN_TOOL_FINGER for devices that + * only report general hover (and not per-contact + * distance) when contact is in proximity but not + * on the surface. + */ + count = 1; + } + input_mt_report_finger_count(dev, count); + } if (oldest) { int x = input_mt_get_value(oldest, ABS_MT_POSITION_X); |
