linux-kernel - Re: [PATCH] clk: imx: scu: Fix compile error with module build of clk-scu.o

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Date:   Mon, 2 Nov 2020 15:59:11 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Shawn Guo <shawnguo@...nel.org>
Cc:     Valdis Klētnieks <valdis.kletnieks@...edu>,
        Dong Aisheng <aisheng.dong@....com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] clk: imx: scu: Fix compile error with module build of
 clk-scu.o

On 11/2/20 3:52 PM, Shawn Guo wrote:
> On Mon, Nov 02, 2020 at 01:31:59PM -0800, Randy Dunlap wrote:
>> On 11/2/20 1:01 PM, Valdis Klētnieks wrote:
>>> On Mon, 02 Nov 2020 09:15:20 -0800, Randy Dunlap said:
>>>
>>>> also
>>>> Reported-by: kernel test robot <lkp@...el.com>
>>>>
>>>> However, this driver does not directly use <linux/module.h>.
>>>
>>> Just my luck - I looked at 3 or 4 other things that include of_platform.h
>>> and they all *did* include module.h.
>>>
>>>> platform_device.h #includes <linux/device.h>, which is where the
>>>> problem lies:
>>>>
>>>> <linux/device.h> uses macros that are provided by <linux/module.h>
>>>> so <linux/device.h> should #include <linux/module.h>.
>>>>
>>>> and that fixes this commit:
>>>>
>>>> commit 4c002c978b7f2f2306d53de051c054504af920a9
>>>> Author: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
>>>> Date:   Mon Dec 9 20:33:03 2019 +0100
>>>>
>>>>     device.h: move 'struct driver' stuff out to device/driver.h
>>>
>>> OK.. who's going to do that? Me, or Randy, or Greg?
>>
>> You could go ahead... I began on it yesterday but didn't finish
>> testing, although I did see the same build error that the 0day
>> bot reported, so I don't know what it's going to take to fix that.
> 
> It's a driver problem which is being addressed by Dong's patch[1].
> 
> Shawn
> 
> [1] https://patchwork.kernel.org/project/linux-arm-kernel/patch/20201030153733.30160-1-aisheng.dong@nxp.com/
> 

Thanks for the info & link.

-- 
~Randy