[Skiboot] [PATCH] hw/npu2-hw-procedures: Enable RX auto recal on OpenCAPI links

Stewart Smith stewart at linux.ibm.com
Tue Sep 18 17:33:31 AEST 2018

Andrew Donnellan <andrew.donnellan at au1.ibm.com> writes:
> The RX_RC_ENABLE_AUTO_RECAL flag is required on OpenCAPI but not NVLink.
> Traditionally, Hostboot sets this value according to the machine type.
> However, now that Witherspoon supports both NVLink and OpenCAPI, it can't
> tell whether or not a link is OpenCAPI.
> So instead, set it in skiboot, where it will only be triggered after we've
> done device detection and found an OpenCAPI device.
> Signed-off-by: Andrew Donnellan <andrew.donnellan at au1.ibm.com>
> ---
>  hw/npu2-hw-procedures.c | 8 ++++++++
>  1 file changed, 8 insertions(+)

Thanks, merged to master as of c38bdc3984a2691fb6ef38d370e0ecbe956d3186

Stewart Smith
OPAL Architect, IBM.

More information about the Skiboot mailing list