Re: enabling aspm on ati radeon

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On Thu, May 16, 2013 at 2:58 AM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
> [Add linux-pci to the CC]
>
> On Wednesday, May 15, 2013 10:25:37 PM Phillip Susi wrote:
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA1
>>
>> I thought that booting with the pcie_aspm=force option should make
>> sure this was enabled, but passing this to a 3.8.0 kernel, lspci still
>> shows:
>>
>> LnkCap:       Port #0, Speed 5GT/s, Width x16, ASPM L0s L1, Latency L0
>> <64ns, L1 <1us ClockPM- Surprise- LLActRep- BwNot-
>> LnkCtl:       ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk+
>> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>>
>> What could be disabling ASPM?  dmesg confirms: [    0.000000] PCIe
>> ASPM is forcibly enabled

Can you collect a complete dmesg log and complete "lspci -vv" output, please?

Bjorn
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