Re: [PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-20 Thread Bjorn Helgaas
On Sun, Dec 16, 2012 at 6:11 AM, Richard Yang wrote: > On Sat, Dec 15, 2012 at 12:03:33AM +0100, Rafael J. Wysocki wrote: >>On Friday, December 14, 2012 01:11:31 PM Richard Yang wrote: >>> On Fri, Dec 14, 2012 at 10:52:11AM +0800, Huang Ying wrote: >>> >In >>> > >>> >

Re: [PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-20 Thread Bjorn Helgaas
On Sun, Dec 16, 2012 at 6:11 AM, Richard Yang weiy...@linux.vnet.ibm.com wrote: On Sat, Dec 15, 2012 at 12:03:33AM +0100, Rafael J. Wysocki wrote: On Friday, December 14, 2012 01:11:31 PM Richard Yang wrote: On Fri, Dec 14, 2012 at 10:52:11AM +0800, Huang Ying wrote: In

Re: [PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-14 Thread Rafael J. Wysocki
On Friday, December 14, 2012 10:52:11 AM Huang Ying wrote: > In > > http://www.mail-archive.com/linux-usb@vger.kernel.org/msg07976.html > > Ulrich reported that his USB3 cardreader does not work reliably when > connected to the USB3 port. It turns out that USB3 controller failed > to be waken

Re: [PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-14 Thread Rafael J. Wysocki
On Friday, December 14, 2012 01:11:31 PM Richard Yang wrote: > On Fri, Dec 14, 2012 at 10:52:11AM +0800, Huang Ying wrote: > >In > > > > http://www.mail-archive.com/linux-usb@vger.kernel.org/msg07976.html > > > >Ulrich reported that his USB3 cardreader does not work reliably when > >connected to

Re: [PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-14 Thread Rafael J. Wysocki
On Friday, December 14, 2012 01:11:31 PM Richard Yang wrote: On Fri, Dec 14, 2012 at 10:52:11AM +0800, Huang Ying wrote: In http://www.mail-archive.com/linux-usb@vger.kernel.org/msg07976.html Ulrich reported that his USB3 cardreader does not work reliably when connected to the USB3

Re: [PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-14 Thread Rafael J. Wysocki
On Friday, December 14, 2012 10:52:11 AM Huang Ying wrote: In http://www.mail-archive.com/linux-usb@vger.kernel.org/msg07976.html Ulrich reported that his USB3 cardreader does not work reliably when connected to the USB3 port. It turns out that USB3 controller failed to be waken up

[PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-13 Thread Huang Ying
In http://www.mail-archive.com/linux-usb@vger.kernel.org/msg07976.html Ulrich reported that his USB3 cardreader does not work reliably when connected to the USB3 port. It turns out that USB3 controller failed to be waken up when plugging in the USB3 cardreader. Further experiment found that

[PATCH] PCIe/PM: Do not suspend port if any subordinate device need PME polling

2012-12-13 Thread Huang Ying
In http://www.mail-archive.com/linux-usb@vger.kernel.org/msg07976.html Ulrich reported that his USB3 cardreader does not work reliably when connected to the USB3 port. It turns out that USB3 controller failed to be waken up when plugging in the USB3 cardreader. Further experiment found that