Re: [PATCH V3] cpuidle/powernv: Read target_residency value of idle states from DT if available
From: Stewart Smith
Date: Mon Feb 02 2015 - 01:09:32 EST
Preeti U Murthy <preeti@xxxxxxxxxxxxxxxxxx> writes:
> The device tree now exposes the residency values for different idle states. Read
> these values instead of calculating residency from the latency values. The values
> exposed in the DT are validated for optimal power efficiency. However to maintain
> compatibility with the older firmware code which does not expose residency
> values, use default values as a fallback mechanism. While at it, use better
> APIs to parse the powermgmt device tree node so as to avoid endianness
> transformation.
>
> Signed-off-by: Preeti U Murthy <preeti@xxxxxxxxxxxxxxxxxx>
Same acked-by as before, from perspective of "I merged the firmware side
of things" and things look godo in relation to firmware PoV.
Acked-by: Stewart Smith <stewart@xxxxxxxxxxxxxxxxxx>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/