[Skiboot] [PATCH stable] hw/xscom: Reset XSCOM engine after querying sleeping core FIR

Stewart Smith stewart at linux.vnet.ibm.com
Tue Jul 12 14:38:18 AEST 2016


Vipin K Parashar <vipin at linux.vnet.ibm.com> writes:

> XSCOM engine blocks subsequently after querying FIR of any
> sleeping core. This causes subsequent XSCOM opertions to hang
> forever due to XSCOM engine being continuously busy. Reset XSCOM
> engine after querying FIR of any sleeping core.
>
> Signed-off-by: Vipin K Parashar <vipin at linux.vnet.ibm.com>
> Signed-off-by: Vaidyanathan Srinivasan <svaidy at linux.vnet.ibm.com>
> ---
>  hw/xscom.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Thanks, merged to 5.2.x as of 11420af4cf3354382f96e408aade53fc776c544e

-- 
Stewart Smith
OPAL Architect, IBM.



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