Hi Denilson, please see my comment below. On Sat, 2011-10-22 at 09:42 -0200, Denilson Figueiredo de Sá wrote: > Short description: > > An absolute pointing device using USB HID defines a LOGICAL_MINIMUM and > a LOGICAL_MAXIMUM for X, Y axes, and then sends a HID report containing > values outside that range. > > Linux kernel should ignore values outside that range, as they are not > meaningful. To answer with a quote from the comment above input.h:"struct input_absinfo": * * Note that input core does not clamp reported values to the * [minimum, maximum] limits, such task is left to userspace. * to do so, use this from input.h: #define EVIOCGABS(abs) _IOR('E', 0x40 + (abs), struct input_absinfo) /* get abs value/limits */ #define EVIOCSABS(abs) _IOW('E', 0xc0 + (abs), struct input_absinfo) /* set abs value/limits */ > <SNIP> Thanks, -- chf -- 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