[Skiboot] [PATCH v2] npu2-opencapi: don't fence on masked XSL errors

Oliver O'Halloran oohall at gmail.com
Mon Feb 3 12:45:20 AEDT 2020

On Thu, Jan 9, 2020 at 2:34 AM Frederic Barrat <fbarrat at linux.ibm.com> wrote:
> An upcoming change in the initfile is going to modify the default
> action and fence behavior of some of the NPU FIR2 bits. We're already
> overriding the settings of most of those. The one exception is for
> bits 41 and 42, which are XSL errors impacting 2 links that we
> mask (instead we rely on the subsequent OTL error, which is per link).
> The new initfile will fence-on-error for bits 41 and 42. And even if
> the FIRs are masked, the NPU logic could fence the links, which is not
> what we want. So this patch makes sure we don't fence on the FIRs we
> want to ignore. It has no effect on existing firmware.
> Signed-off-by: Frederic Barrat <fbarrat at linux.ibm.com>
> ---
> Changelog:
> v2: add comment and use macro for the xsl bits we ignore (Andrew)

Thanks, merged as 09478eaeef8dc272586a29190d58f47b50ec821b

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