Re: [PATCH 0/2] Make cppc acpi driver aware of pcc subspace ids

[Prakash, Prashanth]

Hi George,

On 3/31/2017 12:24 AM, George Cherian wrote:
> The current cppc acpi driver works with only one pcc subspace id.
> It maintains and registers only one pcc channel even if the acpi table has 
> different pcc subspace ids. The series tries to address the same by making 
> cppc acpi driver aware of multiple possible pcc subspace ids.
The current ACPI 6.1 spec restricts the CPPC to a single PCC subspace. See section:
8.4.7.1.9 Using PCC Registers, which states "If the PCC register space is used, all PCC
registers must be defined to be in the same subspace."

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Thanks,
Prashanth