linux-kernel - Re: [PATCH] cpufreq: Explicitly include correct DT includes

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Date:   Fri, 14 Jul 2023 20:53:50 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Ilia Lin <ilia.lin@...nel.org>,
        Sudeep Holla <sudeep.holla@....com>,
        Cristian Marussi <cristian.marussi@....com>,
        Patrice Chotard <patrice.chotard@...s.st.com>,
        Liviu Dudau <liviu.dudau@....com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH] cpufreq: Explicitly include correct DT includes

On Fri, Jul 14, 2023 at 7:44 PM Rob Herring <robh@...nel.org> wrote:
>
> The DT of_device.h and of_platform.h date back to the separate
> of_platform_bus_type before it as merged into the regular platform bus.
> As part of that merge prepping Arm DT support 13 years ago, they
> "temporarily" include each other. They also include platform_device.h
> and of.h. As a result, there's a pretty much random mix of those include
> files used throughout the tree. In order to detangle these headers and
> replace the implicit includes with struct declarations, users need to
> explicitly include the correct includes.
>
> Signed-off-by: Rob Herring <robh@...nel.org>

Acked-by: Rafael J. Wysocki <rafael@...nel.org>

> ---
>  drivers/cpufreq/armada-37xx-cpufreq.c  | 4 +---
>  drivers/cpufreq/mediatek-cpufreq-hw.c  | 3 ++-
>  drivers/cpufreq/ppc_cbe_cpufreq.c      | 2 +-
>  drivers/cpufreq/ppc_cbe_cpufreq_pmi.c  | 1 -
>  drivers/cpufreq/qcom-cpufreq-nvmem.c   | 1 -
>  drivers/cpufreq/scpi-cpufreq.c         | 2 +-
>  drivers/cpufreq/sti-cpufreq.c          | 2 +-
>  drivers/cpufreq/ti-cpufreq.c           | 2 +-
>  drivers/cpufreq/vexpress-spc-cpufreq.c | 1 -
>  9 files changed, 7 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/cpufreq/armada-37xx-cpufreq.c b/drivers/cpufreq/armada-37xx-cpufreq.c
> index b74289a95a17..bea41ccabf1f 100644
> --- a/drivers/cpufreq/armada-37xx-cpufreq.c
> +++ b/drivers/cpufreq/armada-37xx-cpufreq.c
> @@ -14,10 +14,8 @@
>  #include <linux/interrupt.h>
>  #include <linux/io.h>
>  #include <linux/mfd/syscon.h>
> +#include <linux/mod_devicetable.h>
>  #include <linux/module.h>
> -#include <linux/of_address.h>
> -#include <linux/of_device.h>
> -#include <linux/of_irq.h>
>  #include <linux/platform_device.h>
>  #include <linux/pm_opp.h>
>  #include <linux/regmap.h>
> diff --git a/drivers/cpufreq/mediatek-cpufreq-hw.c b/drivers/cpufreq/mediatek-cpufreq-hw.c
> index b22f5cc8a463..c93e14eb6221 100644
> --- a/drivers/cpufreq/mediatek-cpufreq-hw.c
> +++ b/drivers/cpufreq/mediatek-cpufreq-hw.c
> @@ -10,8 +10,9 @@
>  #include <linux/iopoll.h>
>  #include <linux/kernel.h>
>  #include <linux/module.h>
> -#include <linux/of_address.h>
> +#include <linux/of.h>
>  #include <linux/of_platform.h>
> +#include <linux/platform_device.h>
>  #include <linux/slab.h>
>
>  #define LUT_MAX_ENTRIES                        32U
> diff --git a/drivers/cpufreq/ppc_cbe_cpufreq.c b/drivers/cpufreq/ppc_cbe_cpufreq.c
> index e3313ce63b38..88afc49941b7 100644
> --- a/drivers/cpufreq/ppc_cbe_cpufreq.c
> +++ b/drivers/cpufreq/ppc_cbe_cpufreq.c
> @@ -9,7 +9,7 @@
>
>  #include <linux/cpufreq.h>
>  #include <linux/module.h>
> -#include <linux/of_platform.h>
> +#include <linux/of.h>
>
>  #include <asm/machdep.h>
>  #include <asm/cell-regs.h>
> diff --git a/drivers/cpufreq/ppc_cbe_cpufreq_pmi.c b/drivers/cpufreq/ppc_cbe_cpufreq_pmi.c
> index 4fba3637b115..6f0c32592416 100644
> --- a/drivers/cpufreq/ppc_cbe_cpufreq_pmi.c
> +++ b/drivers/cpufreq/ppc_cbe_cpufreq_pmi.c
> @@ -11,7 +11,6 @@
>  #include <linux/types.h>
>  #include <linux/timer.h>
>  #include <linux/init.h>
> -#include <linux/of_platform.h>
>  #include <linux/pm_qos.h>
>  #include <linux/slab.h>
>
> diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c
> index a88b6fe5db50..4590c2570086 100644
> --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c
> +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c
> @@ -22,7 +22,6 @@
>  #include <linux/module.h>
>  #include <linux/nvmem-consumer.h>
>  #include <linux/of.h>
> -#include <linux/of_device.h>
>  #include <linux/platform_device.h>
>  #include <linux/pm_domain.h>
>  #include <linux/pm_opp.h>
> diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
> index fd2c16821d54..ac719aca49b7 100644
> --- a/drivers/cpufreq/scpi-cpufreq.c
> +++ b/drivers/cpufreq/scpi-cpufreq.c
> @@ -14,7 +14,7 @@
>  #include <linux/cpumask.h>
>  #include <linux/export.h>
>  #include <linux/module.h>
> -#include <linux/of_platform.h>
> +#include <linux/platform_device.h>
>  #include <linux/pm_opp.h>
>  #include <linux/scpi_protocol.h>
>  #include <linux/slab.h>
> diff --git a/drivers/cpufreq/sti-cpufreq.c b/drivers/cpufreq/sti-cpufreq.c
> index 1a63aeea8711..9c542e723a15 100644
> --- a/drivers/cpufreq/sti-cpufreq.c
> +++ b/drivers/cpufreq/sti-cpufreq.c
> @@ -13,7 +13,7 @@
>  #include <linux/mfd/syscon.h>
>  #include <linux/module.h>
>  #include <linux/of.h>
> -#include <linux/of_platform.h>
> +#include <linux/platform_device.h>
>  #include <linux/pm_opp.h>
>  #include <linux/regmap.h>
>
> diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c
> index d5cd2fd25cad..3c37d7899660 100644
> --- a/drivers/cpufreq/ti-cpufreq.c
> +++ b/drivers/cpufreq/ti-cpufreq.c
> @@ -12,7 +12,7 @@
>  #include <linux/module.h>
>  #include <linux/init.h>
>  #include <linux/of.h>
> -#include <linux/of_platform.h>
> +#include <linux/platform_device.h>
>  #include <linux/pm_opp.h>
>  #include <linux/regmap.h>
>  #include <linux/slab.h>
> diff --git a/drivers/cpufreq/vexpress-spc-cpufreq.c b/drivers/cpufreq/vexpress-spc-cpufreq.c
> index d295f405c4bb..865e50164803 100644
> --- a/drivers/cpufreq/vexpress-spc-cpufreq.c
> +++ b/drivers/cpufreq/vexpress-spc-cpufreq.c
> @@ -18,7 +18,6 @@
>  #include <linux/device.h>
>  #include <linux/module.h>
>  #include <linux/mutex.h>
> -#include <linux/of_platform.h>
>  #include <linux/platform_device.h>
>  #include <linux/pm_opp.h>
>  #include <linux/slab.h>
> --
> 2.40.1
>