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xhci: use debug level when printing out interval rounding messages 

Don't use dev_warn() for intened behaviour, use dev_dbg()

Rounding down the interval to the nearest power of 2 is required
by xhci specs.

Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mathias Nyman 2015-11-24 13:09:57 +02:00 committed by Greg Kroah-Hartman
parent bfcce47af5
commit a5da9568c5
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/host/xhci-mem.c
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@ -1245,7 +1245,7 @@ static unsigned int xhci_microframes_to_exponent(struct usb_device *udev,
interval = fls(desc_interval) - 1; interval = fls(desc_interval) - 1;
interval = clamp_val(interval, min_exponent, max_exponent); interval = clamp_val(interval, min_exponent, max_exponent);
if ((1 << interval) != desc_interval) if ((1 << interval) != desc_interval)
dev_warn(&udev->dev, dev_dbg(&udev->dev,
"ep %#x - rounding interval to %d microframes, ep desc says %d microframes\n", "ep %#x - rounding interval to %d microframes, ep desc says %d microframes\n",
ep->desc.bEndpointAddress, ep->desc.bEndpointAddress,
1 << interval, 1 << interval,