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xhci: use usb_ss_max_streams in xhci_check_streams_endpoint 

The ss_ep_comp bmAttributes filed can contain more info then just the
streams, use usb_ss_max_streams to properly get max streams.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
This commit is contained in:
Hans de Goede 2013-10-04 17:05:55 +02:00 committed by Sarah Sharp
parent 9aad95e292
commit a390153861
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/host/xhci.c
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@ -2971,7 +2971,7 @@ static int xhci_check_streams_endpoint(struct xhci_hcd *xhci,
ret = xhci_check_args(xhci_to_hcd(xhci), udev, ep, 1, true, __func__);
if (ret <= 0)
return -EINVAL;
if (ep->ss_ep_comp.bmAttributes == 0) {
if (usb_ss_max_streams(&ep->ss_ep_comp) == 0) {
xhci_warn(xhci, "WARN: SuperSpeed Endpoint Companion"
" descriptor for ep 0x%x does not support streams\n",
ep->desc.bEndpointAddress);