APPLIED: [SRU][Q:linux][PATCH 0/5] support Panter Lake CPU performance preferences
Edoardo Canepa
edoardo.canepa at canonical.com
Fri Oct 17 08:35:11 UTC 2025
Applied to questing:linux/master-next. Thanks.
On 10/9/25 16:51, Thibault Ferrante wrote:
> BugLink: https://bugs.launchpad.net/bugs/2127187
>
> [ Impact ]
>
> * Support performance preferences for panther lake cpus
>
> [ Fix ]
>
> * Cherry-pick upstream submission https://lkml.org/lkml/2025/8/25/909
> - 0d50f4d6ec5a thermal: intel: int340x: Add support for power slider
> - 018d046a1a2c thermal: intel: int340x: Enable power slider interface for Panther Lake
> - 4a64a748e45c thermal: intel: int340x: Add module parameter for balanced Slider
> - 8306bcaba06d thermal: intel: int340x: Add module parameter to change slider offset
> * Additional fix added
> - 5cf952c54f35 thermal: intel: int340x: Power Slider: Validate slider_balance range
>
> [ Test Plan ]
>
> * Compile and boot tested
> * Verify on supported hardware that the /sys/class/platform-profile/platform-profile-<> is available
>
> [ Where problems could occur ]
>
> * Performance/thermal regression on PTL CPUs
>
> Srinivas Pandruvada (5):
> thermal: intel: int340x: Add support for power slider
> thermal: intel: int340x: Enable power slider interface for Panther
> Lake
> thermal: intel: int340x: Add module parameter for balanced Slider
> thermal: intel: int340x: Add module parameter to change slider offset
> thermal: intel: int340x: Power Slider: Validate slider_balance range
>
> drivers/thermal/intel/int340x_thermal/Kconfig | 1 +
> .../thermal/intel/int340x_thermal/Makefile | 1 +
> .../processor_thermal_device.c | 20 ++
> .../processor_thermal_device.h | 6 +
> .../processor_thermal_device_pci.c | 3 +-
> .../processor_thermal_soc_slider.c | 284 ++++++++++++++++++
> 6 files changed, 314 insertions(+), 1 deletion(-)
> create mode 100644 drivers/thermal/intel/int340x_thermal/processor_thermal_soc_slider.c
>
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