linux-kernel - Re: [PATCH v3 5/6] mfd: ahc1ec0-hwmon: Add sub-device hwmon for Advantech embedded controller

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Date:   Thu, 29 Oct 2020 13:14:19 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Shihlun Lin <shihlun.lin@...antech.com.tw>
Cc:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        Rob Herring <robh@...nel.org>, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org,
        Campion Kang <campion.kang@...antech.com.tw>,
        AceLan Kao <chia-lin.kao@...onical.com>
Subject: Re: [PATCH v3 5/6] mfd: ahc1ec0-hwmon: Add sub-device hwmon for
 Advantech embedded controller

On Thu, 29 Oct 2020, Shihlun Lin wrote:

> This is one of sub-device driver for Advantech embedded controller
> AHC1EC0. This driver provides sysfs ABI for Advantech related
> applications to monitor the system status.
> 
> Signed-off-by: Shihlun Lin <shihlun.lin@...antech.com.tw>
> Reported-by: kernel test robot <lkp@...el.com>

LKP reported that your driver needed upstreaming?

I'm confused!

> ---
>  drivers/mfd/Kconfig         |    8 +
>  drivers/mfd/Makefile        |    1 +
>  drivers/mfd/ahc1ec0-hwmon.c | 1514 +++++++++++++++++++++++++++++++++++

This obviously belongs in drivers/hwmon.

>  3 files changed, 1523 insertions(+)
>  create mode 100644 drivers/mfd/ahc1ec0-hwmon.c
> 
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index 965bcafbe5b2..52ca49b211fc 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -2175,5 +2175,13 @@ config MFD_AHC1EC0
>  	  provides expose functions for sub-devices to read/write the value
>  	  to embedded controller.
>  
> +config MFD_AHC1EC0_HWMON
> +	tristate "Advantech EC Hareware Monitor Function"
> +	depends on MFD_AHC1EC0
> +	help
> +	  This is sub-device for Advantech embedded controller AHC1EC0. This
> +	  driver provides the sysfs attribues for applications to monitor
> +	  the system status.
> +
>  endmenu
>  endif
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index 80a9a2bdc3ba..eb645db817b5 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -269,3 +269,4 @@ obj-$(CONFIG_MFD_SIMPLE_MFD_I2C)	+= simple-mfd-i2c.o
>  obj-$(CONFIG_MFD_INTEL_M10_BMC)   += intel-m10-bmc.o
>  
>  obj-$(CONFIG_MFD_AHC1EC0)	+= ahc1ec0.o
> +obj-$(CONFIG_MFD_AHC1EC0_HWMON)	+= ahc1ec0-hwmon.o
> diff --git a/drivers/mfd/ahc1ec0-hwmon.c b/drivers/mfd/ahc1ec0-hwmon.c
> new file mode 100644
> index 000000000000..3e493b040b4a
> --- /dev/null
> +++ b/drivers/mfd/ahc1ec0-hwmon.c
> @@ -0,0 +1,1514 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*****************************************************************************
> + * Copyright (c) 2018, Advantech Automation Corp.

You can't just lift a whole driver from downstream code and send it to
the mailing list as-is.

> + * THIS IS AN UNPUBLISHED WORK CONTAINING CONFIDENTIAL AND PROPRIETARY
> + * INFORMATION WHICH IS THE PROPERTY OF ADVANTECH AUTOMATION CORP.
> + *
> + * ANY DISCLOSURE, USE, OR REPRODUCTION, WITHOUT WRITTEN AUTHORIZATION FROM
> + * ADVANTECH AUTOMATION CORP., IS STRICTLY PROHIBITED.
> + *****************************************************************************

This warning is in contradiction to the licence you are proposing.

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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