Re: [PATCH v6 08/16] PCI: Add support for dev_groups to struct pci_device_driver

[Bjorn Helgaas <helgaas@kernel.org>]

In subject:

  PCI: Add support for dev_groups to struct pci_driver

(not "struct pci_device_driver," which does not exist)

On Mon, May 10, 2021 at 12:36:17PM -0400, Andrey Grodzovsky wrote:
> This helps converting PCI drivers sysfs attributes to static.
> 
> Analogous to b71b283e3d6d ("USB: add support for dev_groups to
> struct usb_driver")
> 
> Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
> Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

With the subject change above,

Acked-by: Bjorn Helgaas <bhelgaas@google.com>

> ---
>  drivers/pci/pci-driver.c | 1 +
>  include/linux/pci.h      | 3 +++
>  2 files changed, 4 insertions(+)
> 
> diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
> index ec44a79e951a..3a72352aa5cf 100644
> --- a/drivers/pci/pci-driver.c
> +++ b/drivers/pci/pci-driver.c
> @@ -1385,6 +1385,7 @@ int __pci_register_driver(struct pci_driver *drv, struct module *owner,
>  	drv->driver.owner = owner;
>  	drv->driver.mod_name = mod_name;
>  	drv->driver.groups = drv->groups;
> +	drv->driver.dev_groups = drv->dev_groups;
>  
>  	spin_lock_init(&drv->dynids.lock);
>  	INIT_LIST_HEAD(&drv->dynids.list);
> diff --git a/include/linux/pci.h b/include/linux/pci.h
> index 86c799c97b77..b57755b03009 100644
> --- a/include/linux/pci.h
> +++ b/include/linux/pci.h
> @@ -858,6 +858,8 @@ struct module;
>   *		number of VFs to enable via sysfs "sriov_numvfs" file.
>   * @err_handler: See Documentation/PCI/pci-error-recovery.rst
>   * @groups:	Sysfs attribute groups.
> + * @dev_groups: Attributes attached to the device that will be
> + *              created once it is bound to the driver.
>   * @driver:	Driver model structure.
>   * @dynids:	List of dynamically added device IDs.
>   */
> @@ -873,6 +875,7 @@ struct pci_driver {
>  	int  (*sriov_configure)(struct pci_dev *dev, int num_vfs); /* On PF */
>  	const struct pci_error_handlers *err_handler;
>  	const struct attribute_group **groups;
> +	const struct attribute_group **dev_groups;
>  	struct device_driver	driver;
>  	struct pci_dynids	dynids;
>  };
> -- 
> 2.25.1
> 
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