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authorPeter Chen <peter.chen@freescale.com>2014-08-05 08:28:19 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-08-25 13:11:27 -0700
commit5cbcc35e5bf0eae3c7494ce3efefffc9977827ae (patch)
tree76d56f80ac94975e63e1867a2a2fd38c9514f4f0 /drivers/usb
parenta7e69ddb10f72f17556bfe99259ecb10cbcb4b5c (diff)
downloadop-kernel-dev-5cbcc35e5bf0eae3c7494ce3efefffc9977827ae.zip
op-kernel-dev-5cbcc35e5bf0eae3c7494ce3efefffc9977827ae.tar.gz
usb: ehci: using wIndex + 1 for hub port
The roothub's index per controller is from 0, but the hub port index per hub is from 1, this patch fixes "can't find device at roohub" problem for connecting test fixture at roohub when do USB-IF Embedded Host High-Speed Electrical Test. This patch is for v3.12+. Cc: stable@vger.kernel.org Signed-off-by: Peter Chen <peter.chen@freescale.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/ehci-hub.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index cc305c7..6130b75 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -1230,7 +1230,7 @@ int ehci_hub_control(
if (selector == EHSET_TEST_SINGLE_STEP_SET_FEATURE) {
spin_unlock_irqrestore(&ehci->lock, flags);
retval = ehset_single_step_set_feature(hcd,
- wIndex);
+ wIndex + 1);
spin_lock_irqsave(&ehci->lock, flags);
break;
}
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