Re: [PATCH 1/3] powerpc/powernv/pci: Track largest available TCE order per PHB

2018-07-02 Thread Russell Currey
On Mon, 2018-07-02 at 17:34 +1000, Alexey Kardashevskiy wrote: > On Mon, 2 Jul 2018 17:32:56 +1000 > Alexey Kardashevskiy wrote: > > > On Fri, 29 Jun 2018 17:34:35 +1000 > > Russell Currey wrote: > > > > > Knowing the largest possible TCE size of a PHB is useful, so get > > > it > > > out of th

Re: [PATCH 1/3] powerpc/powernv/pci: Track largest available TCE order per PHB

2018-07-02 Thread Alexey Kardashevskiy
On Mon, 2 Jul 2018 17:32:56 +1000 Alexey Kardashevskiy wrote: > On Fri, 29 Jun 2018 17:34:35 +1000 > Russell Currey wrote: > > > Knowing the largest possible TCE size of a PHB is useful, so get it > > out of the device tree. This relies on the property being added in > > OPAL. > > > > It is a

Re: [PATCH 1/3] powerpc/powernv/pci: Track largest available TCE order per PHB

2018-07-02 Thread Alexey Kardashevskiy
On Fri, 29 Jun 2018 17:34:35 +1000 Russell Currey wrote: > Knowing the largest possible TCE size of a PHB is useful, so get it out > of the device tree. This relies on the property being added in OPAL. > > It is assumed that any PHB4 or later machine would be running firmware > that implemented