linux-kernel - RE: [patch v1] drivers/platform/x86: select hwmon for Mellanox hotplug driver in Kconfig

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Message-ID: <AM5PR0501MB2097118EF42DCCDC0AB83387A2A90@AM5PR0501MB2097.eurprd05.prod.outlook.com>
Date:   Mon, 24 Oct 2016 06:01:36 +0000
From:   Vadim Pasternak <vadimp@...lanox.com>
To:     Randy Dunlap <rdunlap@...radead.org>,
        "dvhart@...radead.org" <dvhart@...radead.org>,
        "fengguang.wu@...el.com" <fengguang.wu@...el.com>
CC:     "davem@...emloft.net" <davem@...emloft.net>,
        "geert@...ux-m68k.org" <geert@...ux-m68k.org>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "kvalo@...eaurora.org" <kvalo@...eaurora.org>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "mchehab@...nel.org" <mchehab@...nel.org>,
        "linux@...ck-us.net" <linux@...ck-us.net>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "platform-driver-x86@...r.kernel.org" 
        <platform-driver-x86@...r.kernel.org>,
        "jiri@...nulli.us" <jiri@...nulli.us>,
        "andriy.shevchenko@...ux.intel.com" 
        <andriy.shevchenko@...ux.intel.com>
Subject: RE: [patch v1] drivers/platform/x86: select hwmon for Mellanox
 hotplug driver in Kconfig



> -----Original Message-----
> From: Randy Dunlap [mailto:rdunlap@...radead.org]
> Sent: Sunday, October 23, 2016 7:57 PM
> To: Vadim Pasternak <vadimp@...lanox.com>; dvhart@...radead.org;
> fengguang.wu@...el.com
> Cc: davem@...emloft.net; geert@...ux-m68k.org; akpm@...ux-
> foundation.org; kvalo@...eaurora.org; gregkh@...uxfoundation.org;
> mchehab@...nel.org; linux@...ck-us.net; linux-kernel@...r.kernel.org;
> platform-driver-x86@...r.kernel.org; jiri@...nulli.us;
> andriy.shevchenko@...ux.intel.com
> Subject: Re: [patch v1] drivers/platform/x86: select hwmon for Mellanox
> hotplug driver in Kconfig
> 
> On 10/23/16 05:45, vadimp@...lanox.com wrote:
> > From: Vadim Pasternak <vadimp@...lanox.com>
> >
> > Add select HWMON for mlxcpld-hotplug driver config, since it requires
> > hwmon APIs.
> >
> > Signed-off-by: Vadim Pasternak <vadimp@...lanox.com>
> > ---
> >  drivers/platform/x86/Kconfig | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/platform/x86/Kconfig
> > b/drivers/platform/x86/Kconfig index 65d9b04..1853769 100644
> > --- a/drivers/platform/x86/Kconfig
> > +++ b/drivers/platform/x86/Kconfig
> > @@ -1032,6 +1032,7 @@ config MLX_CPLD_PLATFORM
> >  	tristate "Mellanox platform hotplug driver support"
> >  	default n
> >  	depends on MLX_PLATFORM
> > +	select HWMON
> >  	select I2C
> >  	---help---
> >  	  This driver handles hot-plug events for the power suppliers, power
> >
> 
> Hi,
> did you test this?  I would expect it to cause a kconfig warning, something about
> HWMON having a dependency on HAS_IOMEM.

I re-tested it again.
I don't see any warning from kconfig. It just set " CONFIG_HWMON=m" with no warnings.
Could I miss something?

Thanks,
Vadim.
> 
> thanks.
> --
> ~Randy