PCI: Add support for dev_groups to struct pci_driver

This helps converting PCI drivers sysfs attributes to static.

Analogous to' commit 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>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210512142648.666476-8-andrey.grodzovsky@amd.com

diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index ec44a79e951a365301fafe02236ac6752d78b27f..3a72352aa5cf8d4adcab83e989a29aa5675d255b 100644 (file)
--- 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 c20211e59a576a4b851ed651e127f56556701f1f..4c048ed5bc55f8ca4a5cb9346c47759ceefcad07 100644 (file)
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -862,6 +862,8 @@ struct module;
  *              MSI-X vectors available for distribution to the VFs.
  * @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.
  */
@@ -879,6 +881,7 @@ struct pci_driver {
        u32  (*sriov_get_vf_total_msix)(struct pci_dev *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;
 };