Re: [PATCH V2] SUPPORT.md: Update status of Renesas IPMMU-VMSA (Arm)

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Sat, 19 Sep 2020, Oleksandr Tyshchenko wrote:
> From: Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>
> 
> Mark Renesas IPMMU-VMSA as "Supported, not security supported"
> and remove dependencies on CONFIG_EXPERT.
> 
> We can't treat the IOMMU driver as "Supported" since the device
> passthrough feature is not security supported on Arm today.
> 
> Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>

Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


> ---
> Was "SUPPORT.md: Mark Renesas IPMMU-VMSA (Arm) as supported"
> https://lists.xenproject.org/archives/html/xen-devel/2020-09/msg00967.html
>     
> Changes V1 -> V2:
>    - Update patch subject/description
>    - Use "Supported, not security supported"
>     
> ---
>  SUPPORT.md                      | 2 +-
>  xen/arch/arm/platforms/Kconfig  | 2 +-
>  xen/drivers/passthrough/Kconfig | 2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/SUPPORT.md b/SUPPORT.md
> index 1479055..25987ec 100644
> --- a/SUPPORT.md
> +++ b/SUPPORT.md
> @@ -64,7 +64,7 @@ supported in this document.
>      Status, Intel VT-d: Supported
>      Status, ARM SMMUv1: Supported
>      Status, ARM SMMUv2: Supported
> -    Status, Renesas IPMMU-VMSA: Tech Preview
> +    Status, Renesas IPMMU-VMSA: Supported, not security supported
>  
>  ### ARM/GICv3 ITS
>  
> diff --git a/xen/arch/arm/platforms/Kconfig b/xen/arch/arm/platforms/Kconfig
> index 4bb7319..c93a6b2 100644
> --- a/xen/arch/arm/platforms/Kconfig
> +++ b/xen/arch/arm/platforms/Kconfig
> @@ -25,7 +25,7 @@ config RCAR3
>       bool "Renesas RCar3 support"
>       depends on ARM_64
>       select HAS_SCIF
> -     select IPMMU_VMSA if EXPERT
> +     select IPMMU_VMSA
>       ---help---
>       Enable all the required drivers for Renesas RCar3
>  
> diff --git a/xen/drivers/passthrough/Kconfig b/xen/drivers/passthrough/Kconfig
> index 73f4ad8..0036007 100644
> --- a/xen/drivers/passthrough/Kconfig
> +++ b/xen/drivers/passthrough/Kconfig
> @@ -14,7 +14,7 @@ config ARM_SMMU
>         ARM SMMU architecture.
>  
>  config IPMMU_VMSA
> -     bool "Renesas IPMMU-VMSA found in R-Car Gen3 SoCs" if EXPERT
> +     bool "Renesas IPMMU-VMSA found in R-Car Gen3 SoCs"
>       depends on ARM_64
>       ---help---
>         Support for implementations of the Renesas IPMMU-VMSA found
> -- 
> 2.7.4
>