Re: [PATCH] powerpc/powernv: Escalate reset when IODA reset fails

2019-02-03 Thread Oliver
On Mon, Feb 4, 2019 at 3:45 PM Alexey Kardashevskiy wrote: > > > > On 01/02/2019 11:42, Oliver O'Halloran wrote: > > The IODA reset is used to flush out any OS controlled state from the PHB. > > This reset can fail if a PHB fatal error has occurred in early boot, > > probably due to a because of a

Re: [PATCH] powerpc/powernv: Escalate reset when IODA reset fails

2019-02-03 Thread Alexey Kardashevskiy
On 01/02/2019 11:42, Oliver O'Halloran wrote: > The IODA reset is used to flush out any OS controlled state from the PHB. > This reset can fail if a PHB fatal error has occurred in early boot, > probably due to a because of a bad device. We already do a fundemental > reset of the device in some

[PATCH] powerpc/powernv: Escalate reset when IODA reset fails

2019-01-31 Thread Oliver O'Halloran
The IODA reset is used to flush out any OS controlled state from the PHB. This reset can fail if a PHB fatal error has occurred in early boot, probably due to a because of a bad device. We already do a fundemental reset of the device in some cases, so this patch just adds a test to force a full res