[Nouveau] [PATCH 1/6] platform: specify the IOMMU physical translation bit
Terje Bergstrom
tbergstrom at nvidia.com
Thu Apr 16 13:41:09 PDT 2015
On 04/16/2015 04:06 AM, Vince Hsu wrote:
> diff --git a/drm/nouveau/nouveau_platform.h b/drm/nouveau/nouveau_platform.h
> index 392874cf4725..3e9bd7dc0092 100644
> --- a/drm/nouveau/nouveau_platform.h
> +++ b/drm/nouveau/nouveau_platform.h
> @@ -53,6 +53,7 @@ struct nouveau_platform_gpu {
> struct nvkm_mm *mm;
> struct iommu_domain *domain;
> unsigned long pgshift;
> + unsigned long phys_addr_bit;
> } iommu;
> };
The naming is a bit reversed - the bit set tells we use SMMU, and bit
cleared tells we use physical addressing. So the name of the bit should
be iommu_addr_bit.
Terje
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