[PATCH 1/2] cpufreq: intel_pstate: Update Arrow Lake hybrid scaling factor

[PATCH 1/2] cpufreq: intel_pstate: Update Arrow Lake hybrid scaling factor

[Srinivas Pandruvada]

Arrow Lake uses the same scaling factor as Meteor Lake, so reuse the
same scaling factor.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
 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 3dc9b82c43af..72d9e60369e0 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -3401,6 +3401,7 @@ static const struct x86_cpu_id intel_epp_default[] = {
 
 static const struct x86_cpu_id intel_hybrid_scaling_factor[] = {
 	X86_MATCH_VFM(INTEL_METEORLAKE_L, HYBRID_SCALING_FACTOR_MTL),
+	X86_MATCH_VFM(INTEL_ARROWLAKE, HYBRID_SCALING_FACTOR_MTL),
 	{}
 };
 
-- 
2.44.0

[PATCH 2/2] cpufreq: intel_pstate: Update Lunar Lake hybrid scaling factor

[Srinivas Pandruvada]

Change hybrid scaling factor for Lunar Lake. Scaling factor is
1.15 for P-cores compared to E-cores.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
 drivers/cpufreq/intel_pstate.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 72d9e60369e0..32c331ee97ca 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -300,6 +300,7 @@ static struct cpufreq_driver *intel_pstate_driver __read_mostly;
 
 #define HYBRID_SCALING_FACTOR		78741
 #define HYBRID_SCALING_FACTOR_MTL	80000
+#define HYBRID_SCALING_FACTOR_LNL	86957
 
 static int hybrid_scaling_factor = HYBRID_SCALING_FACTOR;
 
@@ -3402,6 +3403,7 @@ static const struct x86_cpu_id intel_epp_default[] = {
 static const struct x86_cpu_id intel_hybrid_scaling_factor[] = {
 	X86_MATCH_VFM(INTEL_METEORLAKE_L, HYBRID_SCALING_FACTOR_MTL),
 	X86_MATCH_VFM(INTEL_ARROWLAKE, HYBRID_SCALING_FACTOR_MTL),
+	X86_MATCH_VFM(INTEL_LUNARLAKE_M, HYBRID_SCALING_FACTOR_LNL),
 	{}
 };
 
-- 
2.44.0

Re: [PATCH 1/2] cpufreq: intel_pstate: Update Arrow Lake hybrid scaling factor

[Rafael J. Wysocki]

On Tue, Jun 18, 2024 at 7:52 AM Srinivas Pandruvada
<srinivas.pandruvada@linux.intel.com> wrote:
>
> Arrow Lake uses the same scaling factor as Meteor Lake, so reuse the
> same scaling factor.
>
> Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
> ---
>  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 3dc9b82c43af..72d9e60369e0 100644
> --- a/drivers/cpufreq/intel_pstate.c
> +++ b/drivers/cpufreq/intel_pstate.c
> @@ -3401,6 +3401,7 @@ static const struct x86_cpu_id intel_epp_default[] = {
>
>  static const struct x86_cpu_id intel_hybrid_scaling_factor[] = {
>         X86_MATCH_VFM(INTEL_METEORLAKE_L, HYBRID_SCALING_FACTOR_MTL),
> +       X86_MATCH_VFM(INTEL_ARROWLAKE, HYBRID_SCALING_FACTOR_MTL),
>         {}
>  };
>
> --

Applied as 6.11 material along with the [2/2], thanks!