Anton Blanchard <anton@xxxxxxxxx> writes: > Hi Michael, > >> Is VEC_CRYPTO the right feature? >> >> That's new power8 crypto stuff. > > The vpmsum* instructions are part of the same pipeline as the vcipher* > instructions, introduced in POWER8. OK. >> I thought this only used VMX? (but I haven't looked closely) > > Yes, vcipher* and vpmsum* are VMX instructions. Right. The confusion is that we have PPC_FEATURE_HAS_ALTIVEC, but that doesn't mean we have *these* VMX instructions. This is actually an arch/powerpc patch, so I'll merge it unless Herbert objects. cheers -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
