USB: host: xhci: use max-port define

Use the new define for the maximum number of SuperSpeed ports instead of
a constant when allocating xHCI root hubs.

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2017-05-10 18:18:30 +02:00 committed by Greg Kroah-Hartman
parent 93491ced3c
commit 5120a26692

View File

@ -2307,10 +2307,11 @@ static int xhci_setup_port_arrays(struct xhci_hcd *xhci, gfp_t flags)
/* Place limits on the number of roothub ports so that the hub
* descriptors aren't longer than the USB core will allocate.
*/
if (xhci->num_usb3_ports > 15) {
if (xhci->num_usb3_ports > USB_SS_MAXPORTS) {
xhci_dbg_trace(xhci, trace_xhci_dbg_init,
"Limiting USB 3.0 roothub ports to 15.");
xhci->num_usb3_ports = 15;
"Limiting USB 3.0 roothub ports to %u.",
USB_SS_MAXPORTS);
xhci->num_usb3_ports = USB_SS_MAXPORTS;
}
if (xhci->num_usb2_ports > USB_MAXCHILDREN) {
xhci_dbg_trace(xhci, trace_xhci_dbg_init,