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| author |   Chunfeng Yun <chunfeng.yun@mediatek.com> | 2018-10-01 18:36:08 +0300 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-01 17:59:02 -0700 |
| commit | 555df5820e733cded7eb8d0bf78b2a791be51d75 (patch) | |
| tree | 5f9e95a7e0cf3cc628876e81cb91f4d1edb2cdba | |
| parent | xhci: Add missing CAS workaround for Intel Sunrise Point xHCI (diff) | |
| download | linux-dev-555df5820e733cded7eb8d0bf78b2a791be51d75.tar.xz linux-dev-555df5820e733cded7eb8d0bf78b2a791be51d75.zip | |
usb: xhci-mtk: resume USB3 roothub first
Give USB3 devices a better chance to enumerate at USB3 speeds if
they are connected to a suspended host.
Porting from "671ffdff5b13 xhci: resume USB 3 roothub first"
Cc: <stable@vger.kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/host/xhci-mtk.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c index 7334da9e9779..71d0d33c3286 100644 --- a/drivers/usb/host/xhci-mtk.c +++ b/drivers/usb/host/xhci-mtk.c @@ -642,10 +642,10 @@ static int __maybe_unused xhci_mtk_resume(struct device *dev) xhci_mtk_host_enable(mtk); xhci_dbg(xhci, "%s: restart port polling\n", __func__); - set_bit(HCD_FLAG_POLL_RH, &hcd->flags); - usb_hcd_poll_rh_status(hcd); set_bit(HCD_FLAG_POLL_RH, &xhci->shared_hcd->flags); usb_hcd_poll_rh_status(xhci->shared_hcd); + set_bit(HCD_FLAG_POLL_RH, &hcd->flags); + usb_hcd_poll_rh_status(hcd); return 0; } |