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[U-Boot,RFC,2/4] dm: usb: Use controller_dev in dm ehci code

Message ID 1430335129-27853-3-git-send-email-hdegoede@redhat.com
State Superseded
Delegated to: Simon Glass
Headers show

Commit Message

Hans de Goede April 29, 2015, 7:18 p.m. UTC 
Use the controller_dev pointer in the ehci hcd code rather then going up
the tree till we find the first UCLASS_USB device.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/usb/host/ehci-hcd.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)
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Patch

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index bd9861d..19f1e29 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -125,14 +125,7 @@  static struct descriptor {
 static struct ehci_ctrl *ehci_get_ctrl(struct usb_device *udev)
 {
 #ifdef CONFIG_DM_USB
-	struct udevice *dev;
-
-	/* Find the USB controller */
-	for (dev = udev->dev;
-	     device_get_uclass_id(dev) != UCLASS_USB;
-	     dev = dev->parent)
-		;
-	return dev_get_priv(dev);
+	return dev_get_priv(udev->controller_dev);
 #else
 	return udev->controller;
 #endif