[PATCH v3] PCI: mediatek-gen3: Disable DVFSRC voltage request

Lorenzo Pieralisi lorenzo.pieralisi at arm.com
Mon Nov 29 04:10:50 PST 2021


On Fri, 15 Oct 2021 14:36:02 +0800, Jianjun Wang wrote:
> When the DVFSRC (dynamic voltage and frequency scaling resource collector)
> feature is not implemented, the PCIe hardware will assert a voltage request
> signal when exit from the L1 PM Substates to request a specific Vcore
> voltage, but cannot receive the voltage ready signal, which will cause
> the link to fail to exit the L1 PM Substates.
> 
> Disable DVFSRC voltage request by default, we need to find a common way to
> enable it in the future.
> 
> [...]

Applied to pci/mediatek-gen3, thanks!

[1/1] PCI: mediatek-gen3: Disable DVFSRC voltage request
      https://git.kernel.org/lpieralisi/pci/c/ab344fd43f

Thanks,
Lorenzo



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