diff mbox series

[RFC,v3,3/5] usb: xhci-mtk: fix random remote wakeup

Message ID 1608629682-8535-3-git-send-email-chunfeng.yun@mediatek.com (mailing list archive)
State New
Headers show
Series [RFC,v3,1/5] usb: xhci-mtk: improve bandwidth scheduling with multi-TT | expand

Commit Message

Chunfeng Yun Dec. 22, 2020, 9:34 a.m. UTC
Wakeup_signal will toggle status according to ssusb_ip_sleep
signal after debounc time, add a delay time to avoid spurious
wakeup event.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
v3: new patch
---
 drivers/usb/host/xhci-mtk.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 565ce4c16206..34bd3de090b1 100755
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -172,7 +172,10 @@  static int xhci_mtk_host_disable(struct xhci_hcd_mtk *mtk)
 	if (ret) {
 		dev_err(mtk->dev, "ip sleep failed!!!\n");
 		return ret;
+	} else {
+		usleep_range(200, 250);
 	}
+
 	return 0;
 }