From: Sarah Sharp <sarah.a.sharp@linux.intel.com>
To: Huang Ying <ying.huang@intel.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
"Andrew Lutomirski" <luto@mit.edu>,
"Ulrich Eckhardt" <usb@uli-eckhardt.de>,
"Bjørn Mork" <bjorn@mork.no>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"Alan Stern" <stern@rowland.harvard.edu>,
"Ming Lei" <ming.lei@canonical.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
linux-pci@vger.kernel.org
Subject: Re: Unreliable USB3 with NEC uPD720200 and Delock Cardreader
Date: Thu, 13 Dec 2012 11:53:48 -0800 [thread overview]
Message-ID: <20121213195348.GA23257@xanatos> (raw)
In-Reply-To: <1355279525.7216.154.camel@yhuang-dev>
On Wed, Dec 12, 2012 at 10:32:05AM +0800, Huang Ying wrote:
> Please try the patch attached. With it, USB host controller can be
> waken up with USB card reader plugging in on my test machine.
This patch works for me. When I enable runtime PM for both the root port
and the host controller, and I see the xHCI host go into PCI runtime
suspend, but there's no longer a message about the power state changing
to D3cold. USB device connects while the PCI host is suspended work
now, as well as remote wakeup.
Tested-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Please mark this for stable.
Thanks,
Sarah Sharp
next prev parent reply other threads:[~2012-12-13 19:53 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20121126191002.GE6504@xanatos>
2012-11-26 21:48 ` Unreliable USB3 with NEC uPD720200 and Delock Cardreader Bjørn Mork
2012-11-28 22:54 ` Sarah Sharp
2012-12-06 0:33 ` Sarah Sharp
2012-12-06 0:43 ` Rafael J. Wysocki
2012-12-07 0:28 ` Sarah Sharp
2012-12-07 21:00 ` Rafael J. Wysocki
2012-12-12 2:32 ` Huang Ying
2012-12-12 2:34 ` Andrew Lutomirski
2012-12-12 3:18 ` huang ying
2012-12-13 19:53 ` Sarah Sharp [this message]
2012-12-06 7:17 ` Huang Ying
2012-12-06 12:43 ` Rafael J. Wysocki
[not found] <50841CCC.9030809@uli-eckhardt.de>
2012-10-22 23:40 ` Sarah Sharp
2012-10-23 13:54 ` Bjorn Helgaas
2012-10-23 17:14 ` Ulrich Eckhardt
2012-10-24 20:18 ` Bjorn Helgaas
2012-10-24 21:10 ` Rafael J. Wysocki
2012-10-24 21:13 ` Bjorn Helgaas
2012-10-24 21:31 ` Rafael J. Wysocki
2012-10-25 1:24 ` Ming Lei
2012-10-25 13:33 ` Bjorn Helgaas
2012-10-25 17:43 ` Ulrich Eckhardt
2012-10-25 18:19 ` Alan Stern
2012-10-27 13:02 ` Ulrich Eckhardt
2012-10-25 17:15 ` Ulrich Eckhardt
2012-10-25 20:11 ` Rafael J. Wysocki
2012-10-26 16:41 ` Ulrich Eckhardt
2012-10-25 20:09 ` Rafael J. Wysocki
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