cpufreq: intel_pstate: Support Sapphire Rapids OOB mode
authorSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Mon, 2 May 2022 20:50:52 +0000 (13:50 -0700)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 11 May 2022 17:17:43 +0000 (19:17 +0200)
Prevent intel_pstate to load when OOB (Out Of Band) P-states mode is
enabled in Sapphire Rapids. The OOB identifying bits are same as the
prior generation CPUs like Ice Lake servers. So, also add Sapphire
Rapids to intel_pstate_cpu_oob_ids list.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/cpufreq/intel_pstate.c

index 2216b24..57cdb36 100644 (file)
@@ -2425,6 +2425,7 @@ static const struct x86_cpu_id intel_pstate_cpu_oob_ids[] __initconst = {
        X86_MATCH(BROADWELL_X,          core_funcs),
        X86_MATCH(SKYLAKE_X,            core_funcs),
        X86_MATCH(ICELAKE_X,            core_funcs),
+       X86_MATCH(SAPPHIRERAPIDS_X,     core_funcs),
        {}
 };