[PATCH] USB: UHCI: No FSBR until device is configured
Some USB devices don't enumerate well with FSBR turned on. This patch
keeps devices on the low-speed part of the schedule (which doesn't use
FSBR) until they have been fully configured.
Signed-off-by: Alan Stern <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
commit 630aa3cfd5f0bae9547fe7dff175d7323d60140d
tree dd6cdf87e34dbd64e9f3001720d3106fcfc11568
parent 0c7346229c48fa899a1837d9200894701ea81dac
author Alan Stern <[EMAIL PROTECTED]> Mon, 23 Jan 2006 17:17:21 -0500
committer Greg Kroah-Hartman <[EMAIL PROTECTED]> Tue, 31 Jan 2006 17:23:41 -0800
drivers/usb/host/uhci-q.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index b607600..7823980 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -672,9 +672,9 @@ static int uhci_submit_control(struct uh
/* Low-speed transfers get a different queue, and won't hog the bus.
* Also, some devices enumerate better without FSBR; the easiest way
* to do that is to put URBs on the low-speed queue while the device
- * is in the DEFAULT state. */
+ * isn't in the CONFIGURED state. */
if (urb->dev->speed == USB_SPEED_LOW ||
- urb->dev->state == USB_STATE_DEFAULT)
+ urb->dev->state != USB_STATE_CONFIGURED)
skelqh = uhci->skel_ls_control_qh;
else {
skelqh = uhci->skel_fs_control_qh;
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