Users may disable HWP in firmware, in which case intel_pstate will give up
unless the CPU model is explicitly supported.
See also the following past commits:
- commit
df51f287b5de ("cpufreq: intel_pstate: Add Sapphire Rapids support
in no-HWP mode")
- commit
d8de7a44e11f ("cpufreq: intel_pstate: Add Skylake servers support")
- commit
706c5328851d ("cpufreq: intel_pstate: Add Cometlake support in
no-HWP mode")
- commit
fbdc21e9b038 ("cpufreq: intel_pstate: Add Icelake servers support in
no-HWP mode")
- commit
71bb5c82aaae ("cpufreq: intel_pstate: Add Tigerlake support in
no-HWP mode")
Signed-off-by: Zhenguo Yao <yaozhenguo1@gmail.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
[ rjw: Changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
X86_MATCH(ICELAKE_X, core_funcs),
X86_MATCH(TIGERLAKE, core_funcs),
X86_MATCH(SAPPHIRERAPIDS_X, core_funcs),
+ X86_MATCH(EMERALDRAPIDS_X, core_funcs),
{}
};
MODULE_DEVICE_TABLE(x86cpu, intel_pstate_cpu_ids);