linux-kernel - Re: [patch v1] drivers/platform/x86: introduce support for Mellanox hotplug driver

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Date:   Thu, 22 Sep 2016 14:30:38 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     vadimp@...lanox.com
Cc:     dvhart@...radead.org, davem@...emloft.net, geert@...ux-m68k.org,
        akpm@...ux-foundation.org, kvalo@...eaurora.org,
        mchehab@...nel.org, linux@...ck-us.net,
        linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        jiri@...nulli.us
Subject: Re: [patch v1] drivers/platform/x86: introduce support for Mellanox
 hotplug driver

On Thu, Sep 22, 2016 at 01:14:27PM +0000, vadimp@...lanox.com wrote:
> From: Vadim Pasternak <vadimp@...lanox.com>
> 
> Enable system support for the Mellanox Technologies hotplug platform
> driver, which provides support for the next Mellanox basic systems:
> "msx6710", "msx6720", "msb7700", "msn2700", "msx1410", "msn2410",
> "msb7800", "msn2740", "msn2100" and also various number of derivative
> systems from the above basic types.
> This driver handles hot-plug events for the power suppliers, power
> cables and fans for the above systems.
> 
> The Kconfig currently controlling compilation of this code is:
> driver/platform/x86:config MLX_CPLD_PLATFORM
>                        tristate "Mellanox platform hotplug driver support"
> 
> Signed-off-by: Vadim Pasternak <vadimp@...lanox.com>
> ---
>  MAINTAINERS                                   |   7 +
>  drivers/platform/x86/Kconfig                  |  10 +
>  drivers/platform/x86/Makefile                 |   1 +
>  drivers/platform/x86/mlxcpld-hotplug.c        | 543 ++++++++++++++++++++++++++
>  include/linux/platform_data/mlxcpld-hotplug.h |  90 +++++

Why do you need a platform_data .h file for a stand-alone driver?

thanks,

greg k-h