linux-kernel - Re: [PATCH v10 7/7] PCI: Use device constraints to decide PCI target state fallback policy

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Message-ID: <202308051340.k7mCXXL3-lkp@intel.com>
Date:   Sat, 5 Aug 2023 13:22:38 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mario Limonciello <mario.limonciello@....com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Bjorn Helgaas <helgaas@...nel.org>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-acpi@...r.kernel.org,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Iain Lane <iain@...ngesquash.org.uk>,
        Shyam-sundar S-k <Shyam-sundar.S-k@....com>,
        Mario Limonciello <mario.limonciello@....com>
Subject: Re: [PATCH v10 7/7] PCI: Use device constraints to decide PCI target
 state fallback policy

Hi Mario,

kernel test robot noticed the following build errors:

[auto build test ERROR on rafael-pm/linux-next]
[also build test ERROR on pci/next pci/for-linus westeri-thunderbolt/next linus/master v6.5-rc4 next-20230804]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Mario-Limonciello/ACPI-Add-comments-to-clarify-some-ifdef-statements/20230805-050559
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link:    https://lore.kernel.org/r/20230804210129.5356-8-mario.limonciello%40amd.com
patch subject: [PATCH v10 7/7] PCI: Use device constraints to decide PCI target state fallback policy
config: mips-randconfig-r032-20230731 (https://download.01.org/0day-ci/archive/20230805/202308051340.k7mCXXL3-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230805/202308051340.k7mCXXL3-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308051340.k7mCXXL3-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/pci/pci.c:1090:9: error: call to undeclared function 'acpi_get_lps0_constraint'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
    1090 |         return acpi_get_lps0_constraint(&dev->dev);
         |                ^
   1 error generated.


vim +/acpi_get_lps0_constraint +1090 drivers/pci/pci.c

  1084	
  1085	static inline int platform_get_constraint(struct pci_dev *dev)
  1086	{
  1087		if (pci_use_mid_pm())
  1088			return -ENODEV;
  1089	
> 1090		return acpi_get_lps0_constraint(&dev->dev);
  1091	}
  1092	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki