linux-kernel - Re: [PATCH v8 04/29] iommu: Use enum iommu_hw_info_type for type in hw

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Message-ID: <aG8sHjkIwWtum85Q@Asurada-Nvidia>
Date: Wed, 9 Jul 2025 19:57:34 -0700
From: Nicolin Chen <nicolinc@...dia.com>
To: <jgg@...dia.com>, <kevin.tian@...el.com>, <corbet@....net>,
	<will@...nel.org>
CC: <bagasdotme@...il.com>, <robin.murphy@....com>, <joro@...tes.org>,
	<thierry.reding@...il.com>, <vdumpa@...dia.com>, <jonathanh@...dia.com>,
	<shuah@...nel.org>, <jsnitsel@...hat.com>, <nathan@...nel.org>,
	<peterz@...radead.org>, <yi.l.liu@...el.com>, <mshavit@...gle.com>,
	<praan@...gle.com>, <zhangzekun11@...wei.com>, <iommu@...ts.linux.dev>,
	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-tegra@...r.kernel.org>,
	<linux-kselftest@...r.kernel.org>, <patches@...ts.linux.dev>,
	<mochs@...dia.com>, <alok.a.tiwari@...cle.com>, <vasant.hegde@....com>,
	<dwmw2@...radead.org>, <baolu.lu@...ux.intel.com>
Subject: Re: [PATCH v8 04/29] iommu: Use enum iommu_hw_info_type for type in
 hw_info op

On Fri, Jul 04, 2025 at 06:13:20PM -0700, Nicolin Chen wrote:
> diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c
> index 9f59c95a254c..69bbe39e28de 100644
> --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c
> +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c
> @@ -7,7 +7,8 @@
>  
>  #include "arm-smmu-v3.h"
>  
> -void *arm_smmu_hw_info(struct device *dev, u32 *length, u32 *type)
> +void *arm_smmu_hw_info(struct device *dev, u32 *length,
> +		       enum iommu_hw_info_type *type)

I found that this needed to update the header as well.

Fixing in v9..

Thanks
Nicolin