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authorJohan Hovold <johan@kernel.org>2017-05-10 18:18:30 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-05-17 11:53:02 +0200
commit5120a266928a07231d198bb518f6fe73148786a3 (patch)
treeea6b1a0a99153150505ee7ab3dad045f39960ca9 /drivers/usb/host
parentUSB: hub: fix SS max number of ports (diff)
downloadlinux-5120a266928a07231d198bb518f6fe73148786a3.tar.xz
linux-5120a266928a07231d198bb518f6fe73148786a3.zip
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>
Diffstat (limited to 'drivers/usb/host')
-rw-r--r--drivers/usb/host/xhci-mem.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index bbe22bcc550a..69428e970925 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -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,