linux-kernel - Re: [PATCH] cpufreq: davinci: move configuration to include/linux/platform

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Date:   Mon, 18 Feb 2019 11:46:10 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>
Cc:     Sekhar Nori <nsekhar@...com>, Kevin Hilman <khilman@...nel.org>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH] cpufreq: davinci: move configuration to
 include/linux/platform_data

On 14-02-19, 18:05, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> 
> The header containing the configuration structure for davinci cpufreq
> driver lives in mach-davinci/include/mach/. This is fine for now but
> if we want to make davinci part of the multi_v5 build, no code external
> to mach-davinci should include machine-specific headers.
> 
> Move the configuration structure to include/linux/platform_data.
> 
> While we're at it: convert the GPL-2.0 boilerplate to a proper SPDX
> license identifier.
> 
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
> ---
>  arch/arm/mach-davinci/da850.c                 |  2 +-
>  arch/arm/mach-davinci/include/mach/cpufreq.h  | 26 -------------------
>  drivers/cpufreq/davinci-cpufreq.c             |  5 +---
>  include/linux/platform_data/davinci-cpufreq.h | 19 ++++++++++++++
>  4 files changed, 21 insertions(+), 31 deletions(-)
>  delete mode 100644 arch/arm/mach-davinci/include/mach/cpufreq.h
>  create mode 100644 include/linux/platform_data/davinci-cpufreq.h
> 
> diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
> index e7b78df2bfef..a02ff431ba47 100644
> --- a/arch/arm/mach-davinci/da850.c
> +++ b/arch/arm/mach-davinci/da850.c
> @@ -21,6 +21,7 @@
>  #include <linux/mfd/da8xx-cfgchip.h>
>  #include <linux/platform_data/clk-da8xx-cfgchip.h>
>  #include <linux/platform_data/clk-davinci-pll.h>
> +#include <linux/platform_data/davinci-cpufreq.h>
>  #include <linux/platform_data/gpio-davinci.h>
>  #include <linux/platform_device.h>
>  #include <linux/regmap.h>
> @@ -29,7 +30,6 @@
>  #include <asm/mach/map.h>
>  
>  #include <mach/common.h>
> -#include <mach/cpufreq.h>
>  #include <mach/cputype.h>
>  #include <mach/da8xx.h>
>  #include <mach/irqs.h>
> diff --git a/arch/arm/mach-davinci/include/mach/cpufreq.h b/arch/arm/mach-davinci/include/mach/cpufreq.h
> deleted file mode 100644
> index 3c089cfb6cd6..000000000000
> --- a/arch/arm/mach-davinci/include/mach/cpufreq.h
> +++ /dev/null
> @@ -1,26 +0,0 @@
> -/*
> - * TI DaVinci CPUFreq platform support.
> - *
> - * Copyright (C) 2009 Texas Instruments, Inc. http://www.ti.com/
> - *
> - * This program is free software; you can redistribute it and/or
> - * modify it under the terms of the GNU General Public License as
> - * published by the Free Software Foundation version 2.
> - *
> - * This program is distributed "as is" WITHOUT ANY WARRANTY of any
> - * kind, whether express or implied; without even the implied warranty
> - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> - * GNU General Public License for more details.
> - */
> -#ifndef _MACH_DAVINCI_CPUFREQ_H
> -#define _MACH_DAVINCI_CPUFREQ_H
> -
> -#include <linux/cpufreq.h>
> -
> -struct davinci_cpufreq_config {
> -	struct cpufreq_frequency_table *freq_table;
> -	int (*set_voltage) (unsigned int index);
> -	int (*init) (void);
> -};
> -
> -#endif
> diff --git a/drivers/cpufreq/davinci-cpufreq.c b/drivers/cpufreq/davinci-cpufreq.c
> index d54a27c99121..940fe85db97a 100644
> --- a/drivers/cpufreq/davinci-cpufreq.c
> +++ b/drivers/cpufreq/davinci-cpufreq.c
> @@ -23,13 +23,10 @@
>  #include <linux/init.h>
>  #include <linux/err.h>
>  #include <linux/clk.h>
> +#include <linux/platform_data/davinci-cpufreq.h>
>  #include <linux/platform_device.h>
>  #include <linux/export.h>
>  
> -#include <mach/hardware.h>
> -#include <mach/cpufreq.h>
> -#include <mach/common.h>
> -
>  struct davinci_cpufreq {
>  	struct device *dev;
>  	struct clk *armclk;
> diff --git a/include/linux/platform_data/davinci-cpufreq.h b/include/linux/platform_data/davinci-cpufreq.h
> new file mode 100644
> index 000000000000..3fbf9f2793b5
> --- /dev/null
> +++ b/include/linux/platform_data/davinci-cpufreq.h
> @@ -0,0 +1,19 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * TI DaVinci CPUFreq platform support.
> + *
> + * Copyright (C) 2009 Texas Instruments, Inc. http://www.ti.com/
> + */
> +
> +#ifndef _MACH_DAVINCI_CPUFREQ_H
> +#define _MACH_DAVINCI_CPUFREQ_H
> +
> +#include <linux/cpufreq.h>
> +
> +struct davinci_cpufreq_config {
> +	struct cpufreq_frequency_table *freq_table;
> +	int (*set_voltage)(unsigned int index);
> +	int (*init)(void);
> +};
> +
> +#endif /* _MACH_DAVINCI_CPUFREQ_H */

Applied. Thanks.

-- 
viresh