USB: hcd-pci: Drop the unused id parameter from usb_hcd_pci_probe()

Commit Message

Heikki Krogerus Aug. 31, 2022, 12:50 p.m. UTC

Since the HC driver is now passed to the function with its
own parameter (it used to be picked from id->driver_data),
the id parameter serves no purpose.

Signed-off-by: Heikki Krogerus <[e-mail]>
---
 drivers/usb/core/hcd-pci.c  | 7 +------
 drivers/usb/host/ehci-pci.c | 2 +-
 drivers/usb/host/ohci-pci.c | 2 +-
 drivers/usb/host/uhci-pci.c | 2 +-
 drivers/usb/host/xhci-pci.c | 2 +-
 include/linux/usb/hcd.h     | 1 -
 6 files changed, 5 insertions(+), 11 deletions(-)

Patch

diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index 482dae72ef1cb..9b77f49b3560c 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -157,7 +157,6 @@  static void ehci_wait_for_companions(struct pci_dev *pdev, struct usb_hcd *hcd,
 /**
  * usb_hcd_pci_probe - initialize PCI-based HCDs
  * @dev: USB Host Controller being probed
- * @id: pci hotplug id connecting controller to HCD framework
  * @driver: USB HC driver handle
  *
  * Context: task context, might sleep
@@ -170,8 +169,7 @@  static void ehci_wait_for_companions(struct pci_dev *pdev, struct usb_hcd *hcd,
  *
  * Return: 0 if successful.
  */
-int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id,
-		      const struct hc_driver *driver)
+int usb_hcd_pci_probe(struct pci_dev *dev, const struct hc_driver *driver)
 {
 	struct usb_hcd		*hcd;
 	int			retval;
@@ -180,9 +178,6 @@  int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id,
 	if (usb_disabled())
 		return -ENODEV;
 
-	if (!id)
-		return -EINVAL;
-
 	if (!driver)
 		return -EINVAL;
 
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 9937c5a7efc2d..7d8ee7244f735 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -382,7 +382,7 @@  static int ehci_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	if (is_bypassed_id(pdev))
 		return -ENODEV;
-	return usb_hcd_pci_probe(pdev, id, &ehci_pci_hc_driver);
+	return usb_hcd_pci_probe(pdev, &ehci_pci_hc_driver);
 }
 
 static void ehci_pci_remove(struct pci_dev *pdev)
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 41efe927d8f3f..f805e946423e1 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -282,7 +282,7 @@  MODULE_DEVICE_TABLE (pci, pci_ids);
 
 static int ohci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 {
-	return usb_hcd_pci_probe(dev, id, &ohci_pci_hc_driver);
+	return usb_hcd_pci_probe(dev, &ohci_pci_hc_driver);
 }
 
 /* pci driver glue; this is a "new style" PCI driver module */
diff --git a/drivers/usb/host/uhci-pci.c b/drivers/usb/host/uhci-pci.c
index 9b88745d247f5..3592f757fe05d 100644
--- a/drivers/usb/host/uhci-pci.c
+++ b/drivers/usb/host/uhci-pci.c
@@ -294,7 +294,7 @@  MODULE_DEVICE_TABLE(pci, uhci_pci_ids);
 
 static int uhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 {
-	return usb_hcd_pci_probe(dev, id, &uhci_driver);
+	return usb_hcd_pci_probe(dev, &uhci_driver);
 }
 
 static struct pci_driver uhci_pci_driver = {
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index dce6c0ec8d340..40228a3d77a0b 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -431,7 +431,7 @@  static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	 * to say USB 2.0, but I'm not sure what the implications would be in
 	 * the other parts of the HCD code.
 	 */
-	retval = usb_hcd_pci_probe(dev, id, &xhci_pci_hc_driver);
+	retval = usb_hcd_pci_probe(dev, &xhci_pci_hc_driver);
 
 	if (retval)
 		goto put_runtime_pm;
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index 67f8713d3fa37..78cd566ee2380 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -479,7 +479,6 @@  static inline int ehset_single_step_set_feature(struct usb_hcd *hcd, int port)
 struct pci_dev;
 struct pci_device_id;
 extern int usb_hcd_pci_probe(struct pci_dev *dev,
-			     const struct pci_device_id *id,
 			     const struct hc_driver *driver);
 extern void usb_hcd_pci_remove(struct pci_dev *dev);
 extern void usb_hcd_pci_shutdown(struct pci_dev *dev);