Re: [PATCH] Bluetooth: btusb: Add Realtek devcoredump support

[kernel test robot]

Hi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on bluetooth/master]
[also build test ERROR on bluetooth-next/master linus/master v6.0-rc6 next-20220921]
[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/hildawu-realtek-com/Bluetooth-btusb-Add-Realtek-devcoredump-support/20220922-183533
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git master
config: hexagon-randconfig-r023-20220922 (https://download.01.org/0day-ci/archive/20220923/202209230749.lLf1xA67-lkp@xxxxxxxxx/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
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/intel-lab-lkp/linux/commit/b896c161a197fbcb019f6e4f890b667bb9d6f15e
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review hildawu-realtek-com/Bluetooth-btusb-Add-Realtek-devcoredump-support/20220922-183533
        git checkout b896c161a197fbcb019f6e4f890b667bb9d6f15e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/bluetooth/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/bluetooth/btrtl.c:657:8: error: call to undeclared function 'hci_devcoredump_register'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
           err = hci_devcoredump_register(hdev, btrtl_coredump, btrtl_dmp_hdr,
                 ^
   1 error generated.


vim +/hci_devcoredump_register +657 drivers/bluetooth/btrtl.c

   652	
   653	static int btrtl_register_devcoredump_support(struct hci_dev *hdev)
   654	{
   655		int err;
   656	
 > 657		err = hci_devcoredump_register(hdev, btrtl_coredump, btrtl_dmp_hdr,
   658					       NULL);
   659	
   660		return err;
   661	}
   662	

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