Subject: Re: [PATCH v3 1/6] powerpc/powernv: must include hvcall.h to get PAPR defines

From: Michael Ellerman <[email-masked]>
Date: Thu, 09 Jul 2020 20:05:18 +1000

Nicholas Piggin <[email-masked]> writes:
> An include goes away in future patches which breaks compilation
> without this.
>
> Signed-off-by: Nicholas Piggin <[email-masked]>
> ---
>  arch/powerpc/platforms/powernv/pci-ioda-tce.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/powerpc/platforms/powernv/pci-ioda-tce.c b/arch/powerpc/platforms/powernv/pci-ioda-tce.c
> index f923359d8afc..8eba6ece7808 100644
> --- a/arch/powerpc/platforms/powernv/pci-ioda-tce.c
> +++ b/arch/powerpc/platforms/powernv/pci-ioda-tce.c
> @@ -15,6 +15,7 @@
>  
>  #include <asm/iommu.h>
>  #include <asm/tce.h>
> +#include <asm/hvcall.h> /* share error returns with PAPR */
>  #include "pci.h"
>  
>  unsigned long pnv_ioda_parse_tce_sizes(struct pnv_phb *phb)
> -- 
> 2.23.0

This isn't needed anymore AFAICS, since:

5f202c1a1d42 ("powerpc/powernv/ioda: Return correct error if TCE level allocation failed")

cheers