On 11/27/2010 02:02 AM, Chris Bagwell wrote:

When I looked at input_absinfo.resolution, I see only synaptics.c is
using it right now and it is defined using units/mm.

I'm not sure if it matters a lot, but Jiri has accepted my resolution
calculation patch to hid-input.c [1] which does it in *units/inch* for
generic HID devices, which choose to provide correct information in their
report descriptors.

Sincerely,
Nick

[1] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blobdiff;f=drivers/hid/hid-input.c;h=8e733b6eae27587366c138187e59119b2b49ec35;hp=6c03dcc5760a277097bb17d866cc33aa17db484a;hb=4ea6e4ffb4acdaaf9ba7687dbd84ae36e26cef9e;hpb=b6dc79929fa18a97bbc08400db72405ad835622f