[V3] cxl: Add support for POWER9 DD2

Michael Ellerman patch-notifications at ellerman.id.au
Sun Oct 8 19:43:32 AEDT 2017


On Fri, 2017-09-08 at 13:52:11 UTC, Christophe Lombard wrote:
> The PSL initialization sequence has been updated to DD2.
> This patch adapts to the changes, retaining compatibility with DD1.
> The patch includes some changes to DD1 fix-ups as well.
> 
> Tests performed on some of the old/new hardware.
> 
> The function is_page_fault(), for POWER9, lists the Translation Checkout
> Responses where the page fault will be handled by copro_handle_mm_fault().
> This list is too restrictive and not necessary.
> 
> This patches removes this restriction and all page faults, whatever the
> reason, will be handled. In this case, the interruption is always
> acknowledged.
> 
> The following features will be added soon:
> - phb reset when switching to capi mode.
> - cxllib update to support new functions.
> 
> Signed-off-by: Christophe Lombard <clombard at linux.vnet.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/5632874311dbf432c698fcbe0cf7a4

cheers


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