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[RFC] PCI/PM: Add ABI document for sysfs file d3cold_allowed

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ying.huang at intel

Jul 27, 2012, 1:07 AM

Post #1 of 5 (55 views)
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[RFC] PCI/PM: Add ABI document for sysfs file d3cold_allowed

This patch adds ABI document for the following sysfs file:

/sys/bus/pci/devices/.../d3cold_allowed

Signed-off-by: Huang Ying <ying.huang [at] intel>
---
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 [at] intel>
+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.
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rjw at sisk

Jul 27, 2012, 12:07 PM

Post #2 of 5 (51 views)
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Re: [RFC] PCI/PM: Add ABI document for sysfs file d3cold_allowed [In reply to]

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 [at] intel>

Acked-by: Rafael J. Wysocki <rjw [at] sisk>

> ---
> 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 [at] intel>
> +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.
>
>

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ddutile at redhat

Jul 30, 2012, 11:03 AM

Post #3 of 5 (49 views)
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Re: [RFC] PCI/PM: Add ABI document for sysfs file d3cold_allowed [In reply to]

On 07/27/2012 04:07 AM, 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 [at] intel>
> ---
> 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 [at] intel>
> +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
did you mean 'requirements' here? -------------------------------^
or is there only 1 other requirement?

> + satisfied too. Reading this attribute will show the current
> + value of d3cold_allowed bit. Writting this attribute will set
spell checker says 'Writing' --------------------^

> + the value of d3cold_allowed bit.
> --
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ying.huang at intel

Jul 30, 2012, 8:12 PM

Post #4 of 5 (48 views)
Permalink

Re: [RFC] PCI/PM: Add ABI document for sysfs file d3cold_allowed [In reply to]

Hi, Don,

Thanks for your comments.

On Mon, 2012-07-30 at 14:03 -0400, Don Dutile wrote:
> On 07/27/2012 04:07 AM, 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 [at] intel>
> > ---
> > 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 [at] intel>
> > +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
> did you mean 'requirements' here? -------------------------------^
> or is there only 1 other requirement?

I mean requirements here.

>
> > + satisfied too. Reading this attribute will show the current
> > + value of d3cold_allowed bit. Writting this attribute will set
> spell checker says 'Writing' --------------------^

Sorry about my poor English and I should have spell checked it before
sending out.

Best Regards,
Huang Ying

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ddutile at redhat

Jul 31, 2012, 6:50 AM

Post #5 of 5 (42 views)
Permalink

Re: [RFC] PCI/PM: Add ABI document for sysfs file d3cold_allowed [In reply to]

On 07/30/2012 11:12 PM, Huang Ying wrote:
> Hi, Don,
>
> Thanks for your comments.
>
> On Mon, 2012-07-30 at 14:03 -0400, Don Dutile wrote:
>> On 07/27/2012 04:07 AM, 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 [at] intel>
>>> ---
>>> 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 [at] intel>
>>> +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
>> did you mean 'requirements' here? -------------------------------^
>> or is there only 1 other requirement?
>
> I mean requirements here.
>
>>
>>> + satisfied too. Reading this attribute will show the current
>>> + value of d3cold_allowed bit. Writting this attribute will set
>> spell checker says 'Writing' --------------------^
>
> Sorry about my poor English and I should have spell checked it before
> sending out.
>
no problem! I figured since you were making the extra
effort to add the documentation, we might as well make it clear.
Thanks for the update.

> Best Regards,
> Huang Ying
>
>

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