On Sun, Jan 03, 2010 at 02:56:33PM +0000, Daniel Drake wrote: > For configurations where synaptics hardware is present but the synaptics > extensions support is not compiled in, the mouse is reprobed and a new > device is allocated on every suspend/resume. > > During probe, psmouse_switch_protocol() calls psmouse_extensions() with > set_properties=1. This calls the dummy synaptics_init() which returns an > error code, instructing us not to use the synaptics extensions. > > During resume, psmouse_reconnect() calls psmouse_extensions() with > set_properties=0. This caused PSMOUSE_SYNAPTICS to be returned as the > supported extensions, and as this is a different result from earlier it > then causes psmouse_reconnect() to fail and a full reprobe happens. > > Fix this by tweaking the set_properties=0 codepath in psmouse_extensions() > to be more careful about offering PSMOUSE_SYNAPTICS extensions. > > Signed-off-by: Daniel Drake <dsd@xxxxxxxxxx> Applied, thank you Daniel. -- Dmitry -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
