diff options
author | David S. Miller <davem@davemloft.net> | 2010-12-27 01:37:05 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2010-12-27 01:37:05 -0500 |
commit | 17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch) | |
tree | 14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /drivers/usb/host/xhci-hub.c | |
parent | 041110a439e21cd40709ead4ffbfa8034619ad77 (diff) | |
parent | d7c1255a3a21e98bdc64df8ccf005a174d7e6289 (diff) |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/ipv4/fib_frontend.c
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
-rw-r--r-- | drivers/usb/host/xhci-hub.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index fef5a1f9d483..5d963e350494 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c | |||
@@ -229,6 +229,13 @@ void xhci_ring_device(struct xhci_hcd *xhci, int slot_id) | |||
229 | static void xhci_disable_port(struct xhci_hcd *xhci, u16 wIndex, | 229 | static void xhci_disable_port(struct xhci_hcd *xhci, u16 wIndex, |
230 | u32 __iomem *addr, u32 port_status) | 230 | u32 __iomem *addr, u32 port_status) |
231 | { | 231 | { |
232 | /* Don't allow the USB core to disable SuperSpeed ports. */ | ||
233 | if (xhci->port_array[wIndex] == 0x03) { | ||
234 | xhci_dbg(xhci, "Ignoring request to disable " | ||
235 | "SuperSpeed port.\n"); | ||
236 | return; | ||
237 | } | ||
238 | |||
232 | /* Write 1 to disable the port */ | 239 | /* Write 1 to disable the port */ |
233 | xhci_writel(xhci, port_status | PORT_PE, addr); | 240 | xhci_writel(xhci, port_status | PORT_PE, addr); |
234 | port_status = xhci_readl(xhci, addr); | 241 | port_status = xhci_readl(xhci, addr); |