[Skiboot] [PATCH] PHB3: Disable UTL outbound discard error interrupt

Stewart Smith stewart at linux.vnet.ibm.com
Tue Jul 5 18:36:26 AEST 2016

Gavin Shan <gwshan at linux.vnet.ibm.com> writes:

> The UTL outbound discard error (bit#12) in UTL_PCIE_PORT_IRQ_EN
> (offset: 0x558) isn't set in initial setup. It's set wrongly after
> a reset on root port. With this bit set, frozen (all) error was
> observed on the PHB to which a LPFC adapter is connected directly.
> This removes the bit in reset handler to avoid the unexpected
> frozen (all) error.
>  BZ: 142877
> Reported-by: Pridhiviraj Paidipeddi <ppaidipe at in.ibm.com>
> Signed-off-by: Gavin Shan <gwshan at linux.vnet.ibm.com>
> ---
> Good candidate for stable releases
> ---
>  hw/phb3.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Merged to master as of ae0339e, but it doesn't apply cleanly to stable,
able to send a patch for 5.2.x?

Stewart Smith
OPAL Architect, IBM.

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