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Re: [PATCH 2/5] ppc/pnv: Introduce a POWER10 PnvChip and a powernv10 mac
From: |
David Gibson |
Subject: |
Re: [PATCH 2/5] ppc/pnv: Introduce a POWER10 PnvChip and a powernv10 machine |
Date: |
Wed, 11 Dec 2019 10:42:38 +1100 |
User-agent: |
Mutt/1.12.1 (2019-06-15) |
On Tue, Dec 10, 2019 at 09:52:05AM +0100, Cédric Le Goater wrote:
> On 10/12/2019 04:34, David Gibson wrote:
> >> +static inline bool pnv_chip_is_power10(const PnvChip *chip)
> >> +{
> >> + return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER10;
> >> +}
> >> +
> >> +static inline bool pnv_is_power10(PnvMachineState *pnv)
> >> +{
> >> + return pnv_chip_is_power10(pnv->chips[0]);
> >> +}
> >
>
> I agree this is starting to be ugly.
>
> > It's not in scope for this series, but now that we have P8/9/10
> > specific chip object types and powernv8/powernv9, we should be able to
> > remove the ugly chip_type field, and just do object class checks on
> > the chip and or machine objects themselves.
>
>
> So we would use object_class_dynamic_cast() instead of field
> chip_type ?
Just object_dynamic_cast() should suffice, since you have access to
the chip and machine instances.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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