Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [RFC] PCI/PM: Add ABI document for sysfs file d3cold_allowed | Date | Fri, 27 Jul 2012 21:07:10 +0200 |
| |
On Friday, July 27, 2012, Huang Ying wrote: > This patch adds ABI document for the following sysfs file: > > /sys/bus/pci/devices/.../d3cold_allowed > > Signed-off-by: Huang Ying <ying.huang@intel.com>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
> --- > Documentation/ABI/testing/sysfs-bus-pci | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > --- a/Documentation/ABI/testing/sysfs-bus-pci > +++ b/Documentation/ABI/testing/sysfs-bus-pci > @@ -210,3 +210,15 @@ Users: > firmware assigned instance number of the PCI > device that can help in understanding the firmware > intended order of the PCI device. > + > +What: /sys/bus/pci/devices/.../d3cold_allowed > +Date: July 2012 > +Contact: Huang Ying <ying.huang@intel.com> > +Description: > + d3cold_allowed is bit to control whether the corresponding PCI > + device can be put into D3Cold state. If it is cleared, the > + device will never be put into D3Cold state. If it is set, the > + device may be put into D3Cold state if other requirement are > + satisfied too. Reading this attribute will show the current > + value of d3cold_allowed bit. Writting this attribute will set > + the value of d3cold_allowed bit. > >
| |