Hi Jean,
On 12/9/19 7:05 PM, Jean-Philippe Brucker wrote:
> The SMMUv3 driver, which may be built without CONFIG_PCI, will soon gain
> PASID support. Partially revert commit c6e9aefbf9db ("PCI/ATS: Remove
> unused PRI and PASID stubs") to re-introduce the PASID stubs, and avoid
> adding more #ifdefs to the SMMU driver.
>
> Signed-off-by: Jean-Philippe Brucker <[email protected]>
Reviewed-by: Eric Auger <[email protected]>
Thanks
Eric
> ---
> include/linux/pci-ats.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/include/linux/pci-ats.h b/include/linux/pci-ats.h
> index 5d62e78946a3..d08f0869f121 100644
> --- a/include/linux/pci-ats.h
> +++ b/include/linux/pci-ats.h
> @@ -33,6 +33,9 @@ void pci_disable_pasid(struct pci_dev *pdev);
> int pci_pasid_features(struct pci_dev *pdev);
> int pci_max_pasids(struct pci_dev *pdev);
> #else /* CONFIG_PCI_PASID */
> +static inline int pci_enable_pasid(struct pci_dev *pdev, int features)
> +{ return -EINVAL; }
> +static inline void pci_disable_pasid(struct pci_dev *pdev) { }
> static inline int pci_pasid_features(struct pci_dev *pdev)
> { return -EINVAL; }
> static inline int pci_max_pasids(struct pci_dev *pdev)
>
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