[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Mon, 02 Feb 2015 17:09:17 +1100
From: Stewart Smith <stewart@...ux.vnet.ibm.com>
To: Preeti U Murthy <preeti@...ux.vnet.ibm.com>, mpe@...erman.id.au
Cc: rafael.j.wysocki@...el.com, linuxppc-dev@...ts.ozlabs.org,
linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH V3] cpuidle/powernv: Read target_residency value of idle states from DT if available
Preeti U Murthy <preeti@...ux.vnet.ibm.com> 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@...ux.vnet.ibm.com>
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@...ux.vnet.ibm.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists