[Skiboot] [PATCH] capi: Perform capp recovery sequence only when PBCQ is idle

Stewart Smith stewart at linux.vnet.ibm.com
Thu Feb 1 19:28:33 AEDT 2018


Vaibhav Jain <vaibhav at linux.vnet.ibm.com> writes:
> Presently during a CRESET the CAPP recovery sequence can be executed
> multiple times in case PBCQ on the PEC is still busy processing in/out
> bound inflight transactions.
>
> This patch updates phb4_creset() to perform capp-recovery sequence via
> do_capp_recovery_scoms() only when PBCQ General Status Register
> reports no pending transactions.
>
> Signed-off-by: Vaibhav Jain <vaibhav at linux.vnet.ibm.com>
> ---
>  hw/phb4.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)

Thanks, merged to master as of e05798d8757159f621d62f35913eb0bdee2636bf

-- 
Stewart Smith
OPAL Architect, IBM.



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