From: Chris Bagwell Date: Mon, 19 Jul 2010 16:06:15 +0000 (-0700) Subject: Input: synaptics - set min/max for finger width X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=58fb021827b7455e05d89371556e6c255e9fb2e1;p=linux-beck.git Input: synaptics - set min/max for finger width Reporting this will allow GUI config apps to correctly scale width sensitive config values (such as palm detect) to correct range. Current user apps are detecting kernels min/max=0/0 and making an assumption that it means 0/16 or 0/15. Synaptics touchpad interface guides show 4/15 are correct values but driver forces to 0 when no fingers on touchpad. Signed-off-by: Chris Bagwell Signed-off-by: Dmitry Torokhov --- diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index 1b49d7f8ae11..85a1e1460996 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -600,7 +600,7 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv) input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0); if (SYN_CAP_PALMDETECT(priv->capabilities)) - __set_bit(ABS_TOOL_WIDTH, dev->absbit); + input_set_abs_params(dev, ABS_TOOL_WIDTH, 0, 15, 0, 0); __set_bit(EV_KEY, dev->evbit); __set_bit(BTN_TOUCH, dev->keybit);