[Skiboot] [PATCH v3 0/9] PCI Surprise Hotplug Support

Gavin Shan gwshan at linux.vnet.ibm.com
Mon Oct 17 10:55:48 AEDT 2016


On Mon, Oct 17, 2016 at 10:46:59AM +1100, Stewart Smith wrote:
>Gavin Shan <gwshan at linux.vnet.ibm.com> writes:
>> This is the incremental patches to support PCI surprise hotplug as some
>> of them have been merged.
>>
>> This series of patches supports PCI surprise hotplug. The functionality
>> relies on PCI slot presence and link state change reporting event. When
>> surprise hotplug has been claimed on the slot through device-tree property
>> "ibm,slot-surprise-pluggable", we have to keep slot's power supply always
>> on. Otherwise, the required events won't be raised properly. The code changes
>> were tested on Firestone+{Sumsung NVMe Adapter, Memblaze NVMe Adapter} when
>> the PCI adapters seat behind PLX or PMC PCIe switch downstream port.
>
>Thanks! Series merged to master as of 2e19de4c2f4b47f0259ba265ea7d1786f1b44cd7
>

Stewart, thanks a lot!

>-- 
>Stewart Smith
>OPAL Architect, IBM.



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