Subject: Re: [PATCH v4 25/26] PCI/ATS: Export symbols of PRI functions

From: Bjorn Helgaas <[email-masked]>
Date: Thu, 27 Feb 2020 14:55:40 -0600

Subject could be simply "PCI/ATS: Export PRI functions"

On Mon, Feb 24, 2020 at 07:24:00PM +0100, Jean-Philippe Brucker wrote:
> The SMMUv3 driver uses pci_{enable,disable}_pri() and related
> functions. Export those functions to allow the driver to be built as a
> module.
> 
> Cc: Bjorn Helgaas <[email-masked]>
> Signed-off-by: Jean-Philippe Brucker <[email-masked]>

Acked-by: Bjorn Helgaas <[email-masked]>

> ---
>  drivers/pci/ats.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c
> index bbfd0d42b8b9..fc8fc6fc8bd5 100644
> --- a/drivers/pci/ats.c
> +++ b/drivers/pci/ats.c
> @@ -197,6 +197,7 @@ void pci_pri_init(struct pci_dev *pdev)
>  	if (status & PCI_PRI_STATUS_PASID)
>  		pdev->pasid_required = 1;
>  }
> +EXPORT_SYMBOL_GPL(pci_pri_init);
>  
>  /**
>   * pci_enable_pri - Enable PRI capability
> @@ -243,6 +244,7 @@ int pci_enable_pri(struct pci_dev *pdev, u32 reqs)
>  
>  	return 0;
>  }
> +EXPORT_SYMBOL_GPL(pci_enable_pri);
>  
>  /**
>   * pci_disable_pri - Disable PRI capability
> @@ -322,6 +324,7 @@ int pci_reset_pri(struct pci_dev *pdev)
>  
>  	return 0;
>  }
> +EXPORT_SYMBOL_GPL(pci_reset_pri);
>  
>  /**
>   * pci_prg_resp_pasid_required - Return PRG Response PASID Required bit
> @@ -337,6 +340,7 @@ int pci_prg_resp_pasid_required(struct pci_dev *pdev)
>  
>  	return pdev->pasid_required;
>  }
> +EXPORT_SYMBOL_GPL(pci_prg_resp_pasid_required);
>  #endif /* CONFIG_PCI_PRI */
>  
>  #ifdef CONFIG_PCI_PASID
> -- 
> 2.25.0
> 

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