intel_idle: add Clearwater Forest SoC support

Clearwater Forest (CWF) SoC has the same C-states as Sierra Forest (SRF)
SoC.  Add CWF support by re-using the SRF C-states table.

Note: it is expected that CWF C-states will have same or very similar
characteristics as SRF C-states (latency and target residency).

However, there is a possibility that the characteristics will end up
being different enough when the CWF platform development is finished.
In that case, a separate CWF C-states table will be created and populated
with the CWF-specific characteristics (latency and target residency).

Signed-off-by: Artem Bityutskiy <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Artem Bityutskiy authored and Rafael J. Wysocki committed 2024-12-10 20:05:25 +01:00
1 parent fac04efc5c
commit eeed4bfbe9
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@@ -1651,6 +1651,7 @@ static const struct x86_cpu_id intel_idle_ids[] __initconst = {
X86_MATCH_VFM(INTEL_ATOM_TREMONT_D, &idle_cpu_snr),
X86_MATCH_VFM(INTEL_ATOM_CRESTMONT, &idle_cpu_grr),
X86_MATCH_VFM(INTEL_ATOM_CRESTMONT_X, &idle_cpu_srf),
X86_MATCH_VFM(INTEL_ATOM_DARKMONT_X, &idle_cpu_srf),
{}
};