Re: [PATCH] iommu/ipmmu-vmsa: Add Renesas R8A779G0 (R-Car V4H) support

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Thu, 7 Nov 2024, gragst.linux@xxxxxxxxx wrote:
> From: Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>
> 
> Add Renesas R8A779G0 (R-Car V4H) IPMMU support.
> 
> Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>
> Signed-off-by: Grygorii Strashko <grygorii_strashko@xxxxxxxx>

Assuming it was properly tested:

Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


> ---
>  xen/drivers/passthrough/arm/ipmmu-vmsa.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/xen/drivers/passthrough/arm/ipmmu-vmsa.c 
> b/xen/drivers/passthrough/arm/ipmmu-vmsa.c
> index da011413c5c0..d828d9cf6afd 100644
> --- a/xen/drivers/passthrough/arm/ipmmu-vmsa.c
> +++ b/xen/drivers/passthrough/arm/ipmmu-vmsa.c
> @@ -788,6 +788,7 @@ static void ipmmu_device_reset(struct ipmmu_vmsa_device 
> *mmu)
>  #define RCAR_PRODUCT_M3W     0x00005200
>  #define RCAR_PRODUCT_M3N     0x00005500
>  #define RCAR_PRODUCT_S4      0x00005A00
> +#define RCAR_PRODUCT_V4H     0x00005C00
>  #define RCAR_CUT_MASK        0x000000FF
>  #define RCAR_CUT_VER30       0x00000020
>  
> @@ -836,6 +837,7 @@ static __init bool ipmmu_stage2_supported(void)
>          break;
>  
>      case RCAR_PRODUCT_S4:
> +    case RCAR_PRODUCT_V4H:
>          stage2_supported = true;
>          break;
>  
> @@ -871,6 +873,10 @@ static const struct dt_device_match ipmmu_dt_match[] 
> __initconst =
>          .compatible = "renesas,ipmmu-r8a779f0",
>          .data = &ipmmu_features_rcar_gen4,
>      },
> +    {
> +        .compatible = "renesas,ipmmu-r8a779g0",
> +        .data = &ipmmu_features_rcar_gen4,
> +    },
>      { /* sentinel */ },
>  };
>  
> -- 
> 2.34.1
> 
>