[Skiboot] [PATCH v3] FSP: Disable PSI link whenever FSP tells OPAL about impending R/R

Stewart Smith stewart at linux.vnet.ibm.com
Wed Oct 11 20:00:24 AEDT 2017

Vasant Hegde <hegdevasant at linux.vnet.ibm.com> writes:
> Commit 42d5d047 fixed scenario where DPO has been initiated, but FSP went
> into reset before the CEC power down came in. But this is generic issue
> that can happen in normal shutdown path as well.
> Hence disable PSI link as soon as we detect FSP impending R/R.
> CC: Ananth N Mavinakayanahalli <ananth at linux.vnet.ibm.com>
> CC: Stewart Smith <stewart at linux.vnet.ibm.com>
> Signed-off-by: Vasant Hegde <hegdevasant at linux.vnet.ibm.com>
> ---
>  hw/fsp/fsp.c  | 25 ++++++++-----------------
>  include/fsp.h |  1 -
>  2 files changed, 8 insertions(+), 18 deletions(-)

Merged to master as of a4788a49f004a91bb8ca015336abf9ae119fbc52
5.4.x as of ad64cfb5ce4acdf1be3b13d8fb97c0262c3a49c5
and made it to 5.4.8

Stewart Smith
OPAL Architect, IBM.

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