On 01/29/2015 05:01 PM, Daniel Vetter wrote: > +#define fourcc_mod_code(vendor, val) \ > + ((((u64)DRM_FORMAT_MOD_VENDOR_## vendor) << 56) | (val & 0x00ffffffffffffffL) Unbalanced parentheses. Finding them as I go along, sorry! :) Regards, Tvrtko