linux-kernel - Re: [PATCHv5 5/5] misc: gehc-achc: new driver

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Date:   Tue, 22 Jun 2021 15:37:49 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     kernel test robot <lkp@...el.com>
Cc:     Sebastian Reichel <sebastian.reichel@...labora.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, kbuild-all@...ts.01.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>, Ian Ray <ian.ray@...com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-spi <linux-spi@...r.kernel.org>
Subject: Re: [PATCHv5 5/5] misc: gehc-achc: new driver

On Tue, Jun 22, 2021 at 3:30 PM kernel test robot <lkp@...el.com> wrote:
>
>
> ERROR: modpost: missing MODULE_LICENSE() in drivers/misc/nxp-ezport.o
> >> ERROR: modpost: "ezport_flash" [drivers/misc/gehc-achc.ko] undefined!
> >> ERROR: modpost: "ezport_reset" [drivers/misc/gehc-achc.ko] undefined!

It looks like this was only tested as a built-in driver. The easiest way would
be to change the Makefile to link both files into a combined driver module,
such as

obj-$(CONFIG_GEHC_ACHC)           += gehc-achc-mod.o
gehc-achc-mod.o                                += gehc-achc.o nxp-ezport.o

       Arnd