On Thu, 2014-09-04 at 16:52 +0900, Michel Dänzer wrote: > > #endif > > +#if defined(__powerpc__) && !defined(CONFIG_NOT_COHERENT_CACHE) > > + /* > > + * Using a non-cachable mapping of system memory on > > + * cache coherent powerpc's can be fatal, let's make > > + * sure this doesn't happen and warn if it does. The > > + * only exception is powermac with AGP which has to > > + * take the risk. > > + */ > > + if (!machine_is(powermac) && > > + ((caching_flags & TTM_PL_FLAG_SYSTEM) || > > + (caching_flags & TTM_PL_FLAG_TT))) { > > + pr_err_once("TTM: Attempt to use a non-cached" > > + " mapping on RAM unsupported !\n"); > > + return tmp; > > NAK, this breaks AGP on PowerMacs. No it doesn't :-) Cheers, Ben. _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel