Re: [PATCH] cpufreq: intel_pstate: Add Sapphire Rapids support in no-HWP mode
From: Rafael J. Wysocki
Date: Wed Nov 30 2022 - 13:58:31 EST
On Mon, Nov 21, 2022 at 4:35 PM Giovanni Gherdovich <ggherdovich@xxxxxxx> wrote:
>
> Users may disable HWP in firmware, in which case intel_pstate wouldn't load
> unless the CPU model is explicitly supported.
>
> See also the following past commits:
>
> 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: Giovanni Gherdovich <ggherdovich@xxxxxxx>
> ---
> drivers/cpufreq/intel_pstate.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
> index 6ff73c30769f..181cd6b045ff 100644
> --- a/drivers/cpufreq/intel_pstate.c
> +++ b/drivers/cpufreq/intel_pstate.c
> @@ -2378,6 +2378,7 @@ static const struct x86_cpu_id intel_pstate_cpu_ids[] = {
> X86_MATCH(COMETLAKE, core_funcs),
> X86_MATCH(ICELAKE_X, core_funcs),
> X86_MATCH(TIGERLAKE, core_funcs),
> + X86_MATCH(SAPPHIRERAPIDS_X, core_funcs),
> {}
> };
> MODULE_DEVICE_TABLE(x86cpu, intel_pstate_cpu_ids);
> --
Applied as 6.2 material, thanks!