openwrt/target/linux/lantiq/patches-3.8/0023-USB-fix-roothub-for-IFXHCD.patch

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From e6c3c0d86a581e0738e18e5a3369ded8527a3315 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Thu, 6 Dec 2012 19:59:53 +0100
Subject: [PATCH 23/40] USB: fix roothub for IFXHCD
---
arch/mips/lantiq/Kconfig | 1 +
drivers/usb/core/hub.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/mips/lantiq/Kconfig b/arch/mips/lantiq/Kconfig
index c002191..675310a 100644
--- a/arch/mips/lantiq/Kconfig
+++ b/arch/mips/lantiq/Kconfig
@@ -3,6 +3,7 @@ if LANTIQ
config SOC_TYPE_XWAY
bool
select PINCTRL_XWAY
+ select USB_ARCH_HAS_HCD
default n
choice
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index cbf7168..5cddead 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4006,7 +4006,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
udev->ttport = hdev->ttport;
} else if (udev->speed != USB_SPEED_HIGH
&& hdev->speed == USB_SPEED_HIGH) {
- if (!hub->tt.hub) {
+ if (hdev->parent && !hub->tt.hub) {
dev_err(&udev->dev, "parent hub has no TT\n");
retval = -EINVAL;
goto fail;
--
1.7.10.4