linux-kernel - Re: [PATCH v2] mei: improve Denverton HSM & IFSI support

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Message-ID: <202108200548.XxW1JyY3-lkp@intel.com>
Date:   Fri, 20 Aug 2021 05:49:58 +0800
From:   kernel test robot <lkp@...el.com>
To:     Lukas Bulwahn <lukas.bulwahn@...il.com>,
        Tomas Winkler <tomas.winkler@...el.com>
Cc:     clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Helgaas <helgaas@...nel.org>, linux-pci@...r.kernel.org,
        Ionel-Catalin Mititelu <ionel-catalin.mititelu@...el.com>,
        Jiri Kosina <jikos@...nel.org>, linux-kernel@...r.kernel.org,
        Lukas Bulwahn <lukas.bulwahn@...il.com>
Subject: Re: [PATCH v2] mei: improve Denverton HSM & IFSI support

Hi Lukas,

I love your patch! Yet something to improve:

[auto build test ERROR on char-misc/char-misc-testing]
[also build test ERROR on pci/next soc/for-next v5.14-rc6 next-20210819]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Lukas-Bulwahn/mei-improve-Denverton-HSM-IFSI-support/20210819-230718
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git b2159182dd498fdb0f49e371ccc94efbc12d1f8e
config: i386-randconfig-c001-20210818 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d2b574a4dea5b718e4386bf2e26af0126e5978ce)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/2b98fe0ded99ab7eaf389fa1c91b3d9aad7c93a3
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Lukas-Bulwahn/mei-improve-Denverton-HSM-IFSI-support/20210819-230718
        git checkout 2b98fe0ded99ab7eaf389fa1c91b3d9aad7c93a3
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=i386 SHELL=/bin/bash drivers/misc/mei/

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

All errors (new ones prefixed by >>):

   drivers/misc/mei/pci-me.c:80:39: error: use of undeclared identifier 'MEI_ME_PCH8_SPS_CFG'
           {MEI_PCI_DEVICE(MEI_DEV_ID_DNV_IE_2, MEI_ME_PCH8_SPS_CFG)},
                                                ^
>> drivers/misc/mei/pci-me.c:121:1: error: definition of variable with array type needs an explicit size or an initializer
   MODULE_DEVICE_TABLE(pci, mei_me_pci_tbl);
   ^
   include/linux/module.h:244:21: note: expanded from macro 'MODULE_DEVICE_TABLE'
   extern typeof(name) __mod_##type##__##name##_device_table               \
                       ^
   <scratch space>:74:1: note: expanded from here
   __mod_pci__mei_me_pci_tbl_device_table
   ^
   drivers/misc/mei/pci-me.c:195:31: warning: shift count >= width of type [-Wshift-count-overflow]
           if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) ||
                                        ^~~~~~~~~~~~~~~~
   include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
   #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
                                                        ^ ~~~
   drivers/misc/mei/pci-me.c:196:40: warning: shift count >= width of type [-Wshift-count-overflow]
               dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64))) {
                                                 ^~~~~~~~~~~~~~~~
   include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
   #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
                                                        ^ ~~~
   2 warnings and 2 errors generated.


vim +121 drivers/misc/mei/pci-me.c

2703d4b2e673cc Tomas Winkler 2013-02-06  120  
b68301e9acd30f Tomas Winkler 2013-03-27 @121  MODULE_DEVICE_TABLE(pci, mei_me_pci_tbl);
2703d4b2e673cc Tomas Winkler 2013-02-06  122  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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