Re: [PATCH 0/2] thermal: add support to slope and offset

Eduardo Valentin
2015-05-11T20:24:36Z

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Hi,

On Mon, May 11, 2015 at 08:04:15PM -0700, Eduardo Valentin wrote:
> Hello all,
>
> This is a patch series to add support to slope and offset constants
> of a linear extrapolation model. This type of model is very common
> across different platforms, and many drivers are attempting
> to have its support.
>
> The basic idea is to have this mapping in the thermal core,
> as part of thermal_zone_params. In this series, I also add
> a simple support to read them from DT, i.e.:
> /* hotspot = 1 * adc + 6000 */
> coefficients = <1 6000>;
>
> I am copying some of the driver writers that attempted to
> use this feature, but by adding their own property. Please,
> check if this change is enough to properly map your slope
> and offset requirement. Remember, they will be added in your
> thermal zone DT node, instead of in your sensor DT node.
>

Forgot to copy Narendran, codeaurora developer

> BR,
>
> Eduardo Valentin (2):
> thermal: support slope and offset coefficients
> thermal: of-thermal: add support for reading coefficients property
>
> Documentation/thermal/sysfs-api.txt | 16 ++++++++++++++++
> drivers/thermal/of-thermal.c | 26 ++++++++++++++++++++++++--
> drivers/thermal/thermal_core.c | 4 ++++
> include/linux/thermal.h | 11 +++++++++++
> 4 files changed, 55 insertions(+), 2 deletions(-)