[PATCH V2] PCI/ASPM: reconfigure ASPM following hotplug for POLICY_DEFAULT

Sinan Kaya okaya at codeaurora.org
Wed Mar 1 09:58:08 PST 2017


Hi Bjorn,

On 2/28/2017 1:57 PM, Patel, Mayurkumar wrote:
>> I was trying to figure out when to use saved values vs. the values in
>> registers by looking at the enable_cnt.
>> enable_cnt is 0 during boot on my system.
> enable_cnt for the root port on my system is set to 1 for "root port" already without saving
> any ASPM related settings. 
> 
> 

What would be the best way to figure out when to save power-on values from
the registers?

-- 
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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