On Thu, Apr 09, 2015 at 09:51:43AM -0600, Alex Williamson wrote:
> The equivalent bus and slot versions of this are already exported and
> vfio-pci would like a function-probe available so we can expose
> function-level reset capabilities to the user without necessarily
> using it to perform a reset before enabling the device for the user.
>
> Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx>
Applied to pci/virtualization for v4.1, thanks!
> ---
> drivers/pci/pci.c | 1 +
> include/linux/pci.h | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
> index 81f06e8..9f3e691 100644
> --- a/drivers/pci/pci.c
> +++ b/drivers/pci/pci.c
> @@ -3524,6 +3524,7 @@ int pci_probe_reset_function(struct pci_dev *dev)
> {
> return pci_dev_reset(dev, 1);
> }
> +EXPORT_SYMBOL_GPL(pci_probe_reset_function);
>
> /**
> * pci_reset_function - quiesce and reset a PCI device function
> diff --git a/include/linux/pci.h b/include/linux/pci.h
> index 211e9da..233d1ae 100644
> --- a/include/linux/pci.h
> +++ b/include/linux/pci.h
> @@ -986,6 +986,7 @@ int pcie_get_minimum_link(struct pci_dev *dev, enum pci_bus_speed *speed,
> enum pcie_link_width *width);
> int __pci_reset_function(struct pci_dev *dev);
> int __pci_reset_function_locked(struct pci_dev *dev);
> +int pci_probe_reset_function(struct pci_dev *dev);
> int pci_reset_function(struct pci_dev *dev);
> int pci_try_reset_function(struct pci_dev *dev);
> int pci_probe_reset_slot(struct pci_slot *slot);
>
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