[Intel-gfx] [PATCH 5/7] drm/i915/hwmon: Expose card reactive critical power

Andi Shyti andi.shyti at linux.intel.com
Mon Oct 3 21:18:16 UTC 2022


Hi Badal,

[...]

> diff --git a/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon b/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
> index 7525db243d74..f9d6d3b08bba 100644
> --- a/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
> +++ b/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
> @@ -26,6 +26,32 @@ Description:	RO. Card default power limit (default TDP setting).
>  
>  		Only supported for particular Intel i915 graphics platforms.
>  
> +What:		/sys/devices/.../hwmon/hwmon<i>/power1_crit
> +Date:		February 2023
> +KernelVersion:	6.2
> +Contact:	dri-devel at lists.freedesktop.org
> +Description:	RW. Card reactive critical (I1) power limit in microwatts.
> +
> +		Card reactive critical (I1) power limit in microwatts is exposed
> +		for client products. The power controller will throttle the
> +		operating frequency if the power averaged over a window exceeds
> +		this limit.
> +
> +		Only supported for particular Intel i915 graphics platforms.
> +
> +What:		/sys/devices/.../hwmon/hwmon<i>/curr1_crit
> +Date:		February 2023
> +KernelVersion:	6.2
> +Contact:	dri-devel at lists.freedesktop.org

same question here, why dri-devel and not intel-gfx?

Andi

> +Description:	RW. Card reactive critical (I1) power limit in milliamperes.
> +
> +		Card reactive critical (I1) power limit in milliamperes is
> +		exposed for server products. The power controller will throttle
> +		the operating frequency if the power averaged over a window
> +		exceeds this limit.
> +
> +		Only supported for particular Intel i915 graphics platforms.
> +
>  What:		/sys/devices/.../hwmon/hwmon<i>/energy1_input
>  Date:		February 2023
>  KernelVersion:	6.2


More information about the dri-devel mailing list