[PATCH V7 1/3] PCI: limit FLR wait time to 100ms maximum

Sinan Kaya okaya at codeaurora.org
Wed Aug 2 13:32:26 PDT 2017


On 8/2/2017 4:27 PM, Bjorn Helgaas wrote:
> I haven't worked through all the details of what 6.6.2 says, but I
> think it uses 100ms in the context of the *minimum* time software must
> wait between initiating an FLR and initializing the function

Here is what spec says in 6.6.2

"After an FLR has been initiated by writing a 1b to the Initiate Function Level Reset bit,
the Function must complete the FLR within 100 ms."

I interpret this as maximum.

-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.



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