Re: [PATCH v2 -next] iommu/arm-smmu-v3: Fix build error without CONFIG_PCI_ATS

From: Joerg Roedel
Date: Tue Sep 03 2019 - 08:58:54 EST


On Tue, Sep 03, 2019 at 02:50:56PM +0800, YueHaibing wrote:
> If CONFIG_PCI_ATS is not set, building fails:
>
> drivers/iommu/arm-smmu-v3.c: In function arm_smmu_ats_supported:
> drivers/iommu/arm-smmu-v3.c:2325:35: error: struct pci_dev has no member named ats_cap; did you mean msi_cap?
> return !pdev->untrusted && pdev->ats_cap;
> ^~~~~~~
>
> ats_cap should only used when CONFIG_PCI_ATS is defined,
> so use #ifdef block to guard this.
>
> Fixes: bfff88ec1afe ("iommu/arm-smmu-v3: Rework enabling/disabling of ATS for PCI masters")
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---
> v2: Add arm_smmu_ats_supported() of no CONFIG_PCI_ATS
> ---
> drivers/iommu/arm-smmu-v3.c | 7 +++++++
> 1 file changed, 7 insertions(+)

Applied, thanks.