Hi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on helgaas-pci/next]
[also build test ERROR on helgaas-pci/for-linus wireless-next/main 
wireless/main linus/master v6.2-rc6 next-20230203]
[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/equu-openmail-cc/wifi-ath9k-stop-loading-incompatible-DT-cal-data/20230202-165536
base:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
patch link:    
https://lore.kernel.org/r/20230202075524.2911058-4-equu%40openmail.cc
patch subject: [PATCH v3 3/3] wifi: ath10k: only load compatible DT cal data
config: i386-randconfig-a005 
(https://download.01.org/0day-ci/archive/20230203/202302031943.alvt61nb-...@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # 
https://github.com/intel-lab-lkp/linux/commit/d2ef9bc195ade55c010e64762b135a46a62f3fdd
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review 
equu-openmail-cc/wifi-ath9k-stop-loading-incompatible-DT-cal-data/20230202-165536
        git checkout d2ef9bc195ade55c010e64762b135a46a62f3fdd
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash 
drivers/net/wireless/ath/ath10k/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <l...@intel.com>

All errors (new ones prefixed by >>):

   In file included from drivers/net/wireless/ath/ath10k/core.c:16:
   include/linux/of_pci.h:23:33: warning: 'struct pci_driver' declared inside 
parameter list will not be visible outside of this definition or declaration
      23 |                          struct pci_driver *drv);
         |                                 ^~~~~~~~~~
   drivers/net/wireless/ath/ath10k/core.c: In function 
'ath10k_download_cal_nvmem':
>> drivers/net/wireless/ath/ath10k/core.c:1987:40: error: passing argument 2 of 
>> 'of_pci_node_match_driver' from incompatible pointer type 
>> [-Werror=incompatible-pointer-types]
    1987 |                                        &ath10k_pci_driver)))
         |                                        ^~~~~~~~~~~~~~~~~~
         |                                        |
         |                                        struct pci_driver *
   In file included from drivers/net/wireless/ath/ath10k/core.c:16:
   include/linux/of_pci.h:23:45: note: expected 'struct pci_driver *' but 
argument is of type 'struct pci_driver *'
      23 |                          struct pci_driver *drv);
         |                          ~~~~~~~~~~~~~~~~~~~^~~
   cc1: some warnings being treated as errors


vim +/of_pci_node_match_driver +1987 drivers/net/wireless/ath/ath10k/core.c

  1955  
  1956  static int ath10k_download_cal_nvmem(struct ath10k *ar, const char 
*cell_name)
  1957  {
  1958          struct nvmem_cell *cell;
  1959          void *buf;
  1960          size_t len;
  1961          int ret;
  1962  
  1963          /* devm_nvmem_cell_get() will get a cell first from the OF
  1964           * DT node representing the given device with nvmem-cell-name
  1965           * "calibration", and from the global lookup table as a 
fallback,
  1966           * and an ath10k device could be either a pci one or a platform 
one.
  1967           *
  1968           * If the OF DT node is not compatible with the real device, the
  1969           * calibration data got from the node should not be applied.
  1970           *
  1971           * dev_is_pci(ar->dev) && ( no OF node || caldata not from node
  1972           * || not compatible ) -> do not use caldata .
  1973           *
  1974           * !dev_is_pci(ar->dev) -> always use caldata .
  1975           *
  1976           * The judgement for compatibility differs with ath9k for many
  1977           * DT using "qcom,ath10k" as compatibility string.
  1978           */
  1979          if (dev_is_pci(ar->dev) &&
  1980              (!ar->dev->of_node ||
  1981               (of_property_match_string(ar->dev->of_node,
  1982                                         "nvmem-cell-names",
  1983                                         cell_name) < 0) ||
  1984               !of_device_is_compatible(ar->dev->of_node,
  1985                                        "qcom,ath10k") ||
  1986               !of_pci_node_match_driver(ar->dev->of_node,
> 1987                                         &ath10k_pci_driver)))
  1988                  return -ENOENT;
  1989  
  1990          cell = devm_nvmem_cell_get(ar->dev, cell_name);
  1991          if (IS_ERR(cell)) {
  1992                  ret = PTR_ERR(cell);
  1993                  return ret;
  1994          }
  1995  
  1996          buf = nvmem_cell_read(cell, &len);
  1997          if (IS_ERR(buf))
  1998                  return PTR_ERR(buf);
  1999  
  2000          if (ar->hw_params.cal_data_len != len) {
  2001                  kfree(buf);
  2002                  ath10k_warn(ar, "invalid calibration data length in 
nvmem-cell '%s': %zu != %u\n",
  2003                              cell_name, len, ar->hw_params.cal_data_len);
  2004                  return -EMSGSIZE;
  2005          }
  2006  
  2007          ret = ath10k_download_board_data(ar, buf, len);
  2008          kfree(buf);
  2009          if (ret)
  2010                  ath10k_warn(ar, "failed to download calibration data 
from nvmem-cell '%s': %d\n",
  2011                              cell_name, ret);
  2012  
  2013          return ret;
  2014  }
  2015  

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

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