linux-kernel - Re: [PATCH v6 4/4] tpm: tpm_tis

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Date:   Tue, 3 Sep 2019 00:53:57 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     kbuild-all@...org, Peter Huewe <peterhuewe@....de>,
        Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
        Andrey Pronin <apronin@...omium.org>,
        linux-kernel@...r.kernel.org, linux-integrity@...r.kernel.org,
        Duncan Laurie <dlaurie@...omium.org>,
        Jason Gunthorpe <jgg@...pe.ca>, Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Guenter Roeck <groeck@...omium.org>,
        Alexander Steffen <Alexander.Steffen@...ineon.com>,
        Heiko Stuebner <heiko@...ech.de>
Subject: Re: [PATCH v6 4/4] tpm: tpm_tis_spi: Support cr50 devices

Hi Stephen,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on ]

url:    https://github.com/0day-ci/linux/commits/Stephen-Boyd/tpm-Add-driver-for-cr50/20190901-100447
base:    
config: i386-randconfig-a004-201935 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-11) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   WARNING: modpost: missing MODULE_LICENSE() in drivers/char/tpm/cr50_spi.o
   see include/linux/module.h for more information
>> ERROR: "cr50_spi_probe" [drivers/char/tpm/tpm_tis_spi.ko] undefined!
>> ERROR: "tpm_tis_spi_write32" [drivers/char/tpm/cr50_spi.ko] undefined!
>> ERROR: "tpm_tis_spi_read32" [drivers/char/tpm/cr50_spi.ko] undefined!
>> ERROR: "tpm_tis_spi_read16" [drivers/char/tpm/cr50_spi.ko] undefined!
>> ERROR: "tpm_tis_spi_init" [drivers/char/tpm/cr50_spi.ko] undefined!
>> ERROR: "tpm_tis_spi_transfer" [drivers/char/tpm/cr50_spi.ko] undefined!

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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