Messages in this thread | | | Subject | Re: [PATCH v5 08/10] iommu/mediatek: Extend protect pa alignment value | From | Matthias Brugger <> | Date | Mon, 29 Jun 2020 12:17:18 +0200 |
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On 29/06/2020 09:13, Chao Hao wrote: > Starting with mt6779, iommu needs to extend to 256 bytes from 128 > bytes which can send the max number of data for memory protection > pa alignment. So we can use a separate patch to modify it. > > Suggested-by: Matthias Brugger <matthias.bgg@gmail.com> > Signed-off-by: Chao Hao <chao.hao@mediatek.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
> --- > drivers/iommu/mtk_iommu.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c > index 92316c4175a9..8299a3299090 100644 > --- a/drivers/iommu/mtk_iommu.c > +++ b/drivers/iommu/mtk_iommu.c > @@ -98,7 +98,7 @@ > #define F_MMU_INT_ID_LARB_ID(a) (((a) >> 7) & 0x7) > #define F_MMU_INT_ID_PORT_ID(a) (((a) >> 2) & 0x1f) > > -#define MTK_PROTECT_PA_ALIGN 128 > +#define MTK_PROTECT_PA_ALIGN 256 > > /* > * Get the local arbiter ID and the portid within the larb arbiter >
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