[PATCH] powerpc/powernv: Don't warn on PE init if unfreeze is unsupported

[Andrew Donnellan]

On 16/11/16 12:12, Russell Currey wrote:
> Whenever a PE is initialised in powernv, opal_pci_eeh_freeze_clear() is
> called.  This is to remove any existing freeze, and has no negative side
> effects if the PE is already in an unfrozen state.  On PHB backends that
> don't support this operation and return OPAL_UNSUPPORTED, this creates a
> scary and misleading warning message.
>
> Skip the warning message on init if OPAL_UNSUPPORTED is returned.
>
> As far as I'm aware, this currently only affects NPUs.
>
> Fixes: 313483d ("powerpc/powernv: Unfreeze PE on allocation")
> Signed-off-by: Russell Currey <ruscur at russell.cc>

Reviewed-by: Andrew Donnellan <andrew.donnellan at au1.ibm.com>

-- 
Andrew Donnellan              OzLabs, ADL Canberra
andrew.donnellan at au1.ibm.com  IBM Australia Limited