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authorIngo Molnar <mingo@kernel.org>2017-10-24 13:17:20 +0200
committerIngo Molnar <mingo@kernel.org>2017-10-24 13:17:20 +0200
commit9babb091e0ec84f7503fde0a2d9a2a16a0f48e3c (patch)
tree9b6f07288b9ca9d8444414cd7da291d7c4731da7 /drivers/usb/host/xhci.c
parent5cdda5117e125e0dbb020425cc55a4c143c6febc (diff)
parentbb176f67090ca54869fc1262c913aa69d2ede070 (diff)
Merge tag 'v4.14-rc6' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/usb/host/xhci.c')
-rw-r--r--drivers/usb/host/xhci.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index ee198ea47f49..51535ba2bcd4 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -4805,7 +4805,8 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
*/
hcd->has_tt = 1;
} else {
- if (xhci->sbrn == 0x31) {
+ /* Some 3.1 hosts return sbrn 0x30, can't rely on sbrn alone */
+ if (xhci->sbrn == 0x31 || xhci->usb3_rhub.min_rev >= 1) {
xhci_info(xhci, "Host supports USB 3.1 Enhanced SuperSpeed\n");
hcd->speed = HCD_USB31;
hcd->self.root_hub->speed = USB_SPEED_SUPER_PLUS;