Messages in this thread | | | Subject | Re: [PATCH v5 2/2] ACPI / CPPC: Make cppc acpi driver aware of pcc subspace ids | From | "Prakash, Prashanth" <> | Date | Thu, 26 Oct 2017 15:19:32 -0600 |
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On 10/11/2017 2:54 AM, George Cherian wrote: > Based on ACPI 6.2 Section 8.4.7.1.9 If the PCC register space is used, > all PCC registers, for all processors in the same performance > domain (as defined by _PSD), must be defined to be in the same subspace. > Based on Section 14.1 of ACPI specification, it is possible to have a > maximum of 256 PCC subspace ids. Add support of multiple PCC subspace id > instead of using a single global pcc_data structure. > > While at that fix the time_delta check in send_pcc_cmd() so that last_mpar_reset > and mpar_count is initialized properly. > > Signed-off-by: George Cherian <george.cherian@cavium.com> Reviewed-by: Prashanth Prakash <pprakash@codeaurora.org>
-- Thanks, Prashanth
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