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Re: [PATCH] xen/arm: smmuv3: Disable the SMMUv3 driver when ACPI is enabled.
- To: Rahul Singh <Rahul.Singh@xxxxxxx>
- From: Bertrand Marquis <Bertrand.Marquis@xxxxxxx>
- Date: Fri, 29 Jan 2021 14:19:29 +0000
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- Delivery-date: Fri, 29 Jan 2021 14:19:48 +0000
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- Thread-topic: [PATCH] xen/arm: smmuv3: Disable the SMMUv3 driver when ACPI is enabled.
Hi Rahul,
> On 29 Jan 2021, at 10:47, Rahul Singh <Rahul.Singh@xxxxxxx> wrote:
>
> SMMUv3 driver does not support ACPI device probe.If APCI is enabled with
> SMMUv3 driver compiler will throw an error.
>
> Disable SMMUv3 driver when ACPI is enabled in kconfig to fix compilation
> error.
>
> Signed-off-by: Rahul Singh <rahul.singh@xxxxxxx>
Reviewed-by: Bertrand Marquis <bertrand.marquis@xxxxxxx>
Cheers
Bertrand
> ---
> xen/drivers/passthrough/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/xen/drivers/passthrough/Kconfig b/xen/drivers/passthrough/Kconfig
> index 341ba92b30..82f02f56af 100644
> --- a/xen/drivers/passthrough/Kconfig
> +++ b/xen/drivers/passthrough/Kconfig
> @@ -15,7 +15,7 @@ config ARM_SMMU
>
> config ARM_SMMU_V3
> bool "ARM Ltd. System MMU Version 3 (SMMUv3) Support" if EXPERT
> - depends on ARM_64
> + depends on ARM_64 && (!ACPI || BROKEN)
> ---help---
> Support for implementations of the ARM System MMU architecture
> version 3. Driver is in experimental stage and should not be used in
> --
> 2.17.1
>
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