linux-kernel - Re: [PATCH] thermal: Remove core header inclusion from drivers

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Date:   Mon, 6 Feb 2023 16:53:11 +0100
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     rafael.j.wysocki@...el.com, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Guillaume La Roque <glaroque@...libre.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Thara Gopinath <thara.gopinath@...il.com>,
        Niklas Söderlund 
        <niklas.soderlund@...natech.se>,
        Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        ye xingchen <ye.xingchen@....com.cn>,
        Ricardo Neri <ricardo.neri-calderon@...ux.intel.com>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        Haowen Bai <baihaowen@...zu.com>,
        Minghao Chi <chi.minghao@....com.cn>,
        linux-amlogic@...ts.infradead.org (open list:THERMAL DRIVER FOR AMLOGIC
        SOCS),
        linux-rpi-kernel@...ts.infradead.org (moderated list:BROADCOM
        BCM2711/BCM2835 ARM ARCHITECTURE),
        linux-arm-kernel@...ts.infradead.org (moderated list:BROADCOM
        BCM2711/BCM2835 ARM ARCHITECTURE),
        linux-arm-msm@...r.kernel.org (open list:ARM/QUALCOMM SUPPORT),
        linux-renesas-soc@...r.kernel.org (open list:RENESAS R-CAR THERMAL
        DRIVERS),
        linux-samsung-soc@...r.kernel.org (open list:SAMSUNG THERMAL DRIVER),
        linux-stm32@...md-mailman.stormreply.com (moderated list:ARM/STM32
        ARCHITECTURE),
        linux-tegra@...r.kernel.org (open list:TEGRA ARCHITECTURE SUPPORT)
Subject: Re: [PATCH] thermal: Remove core header inclusion from drivers

Hi Daniel,

daniel.lezcano@...aro.org wrote on Mon,  6 Feb 2023 16:34:29 +0100:

> As the name states "thermal_core.h" is the header file for the core
> components of the thermal framework.
> 
> Too many drivers are including it. Hopefully the recent cleanups
> helped to self encapsulate the code a bit more and prevented the
> drivers to need this header.
> 
> Remove this inclusion in every place where it is possible.
> 
> Some other drivers did a confusion with the core header and the one
> exported in linux/thermal.h. They include the former instead of the
> latter. The changes also fix this.
> 
> The tegra/soctherm driver still remains as it uses an internal
> function which need to be replaced.
> 
> The Intel HFI driver uses the netlink internal framework core and
> should be changed to prevent to deal with the internals.
> 
> No functional changes
> 
> [ Applies to thermal/linux-next or linux-pm/linux-next ]
> 
> Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
> ---
>  drivers/thermal/amlogic_thermal.c           | 1 -
>  drivers/thermal/armada_thermal.c            | 2 --

For armada_thermal.c:

Reviewed-by: Miquel Raynal <miquel.raynal@...tlin.com>

>  drivers/thermal/broadcom/bcm2835_thermal.c  | 1 -
>  drivers/thermal/hisi_thermal.c              | 3 +--
>  drivers/thermal/imx8mm_thermal.c            | 1 -
>  drivers/thermal/imx_sc_thermal.c            | 1 -
>  drivers/thermal/intel/intel_hfi.c           | 3 ++-
>  drivers/thermal/qcom/qcom-spmi-temp-alarm.c | 1 -
>  drivers/thermal/qoriq_thermal.c             | 1 -
>  drivers/thermal/rcar_gen3_thermal.c         | 1 -
>  drivers/thermal/samsung/exynos_tmu.c        | 3 +--
>  drivers/thermal/st/stm_thermal.c            | 1 -
>  drivers/thermal/tegra/tegra30-tsensor.c     | 1 -
>  drivers/thermal/uniphier_thermal.c          | 2 --
>  14 files changed, 4 insertions(+), 18 deletions(-)
> 
> diff --git a/drivers/thermal/amlogic_thermal.c b/drivers/thermal/amlogic_thermal.c
> index d30cb791e63c..9235fda4ec1e 100644
> --- a/drivers/thermal/amlogic_thermal.c
> +++ b/drivers/thermal/amlogic_thermal.c
> @@ -28,7 +28,6 @@
>  #include <linux/regmap.h>
>  #include <linux/thermal.h>
>  
> -#include "thermal_core.h"
>  #include "thermal_hwmon.h"
>  
>  #define TSENSOR_CFG_REG1			0x4

Thanks,
Miquèl