Hi Matthew, On Mon, 6 Dec 2021 at 13:32, Matthew Auld <matthew.auld@xxxxxxxxx> wrote: > Enable accelerated moves and clearing on DG2. On such HW we have minimum page > size restrictions when accessing LMEM from the GTT, where we now have to use 64K > GTT pages or larger. With the ppGTT the page-table also has a slightly different > layout from past generations when using the 64K GTT mode(which is still enabled > on via some PDE bit), where it is now compacted down to 32 qword entries. Note > that on discrete the paging structures must also be placed in LMEM, and we need > to able to modify them via the GTT itself(see patch 7), which is one of the > complications here. > > The series needs to be applied on top of the DG2 enabling branch: > https://cgit.freedesktop.org/~ramaling/linux/log/?h=dg2_enabling_ww49.3 What are the changes to the v1/v2? Cheers, Daniel
