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X-CSE-ConnectionGUID: DHQk95TESHeROgtDgZKo4A== X-CSE-MsgGUID: wNpPD52eSQiCFSo7mFTOgg== X-IronPort-AV: E=McAfee;i="6800,10657,11931"; a="458180" X-IronPort-AV: E=Sophos;i="6.27,151,1787036400"; d="scan'208";a="458180" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2026 06:22:52 -0700 X-CSE-ConnectionGUID: Vh0mVkx5ShCq4VkopfnEDA== X-CSE-MsgGUID: Lp3UOfx8TFqpXF+7nt3+bQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,151,1787036400"; d="scan'208";a="790357" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa003.fm.intel.com with ESMTP; 11 Oct 2026 06:22:51 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xFtVp-00000000AWq-0PLy; Sun, 11 Oct 2026 13:22:49 +0000 Date: Sun, 11 Oct 2026 21:21:58 +0800 From: kernel test robot To: aubrey.li@linux.intel.com Cc: oe-kbuild-all@lists.linux.dev Subject: [anolis-intel-cloud:intel-6.6-add-OMR-event-ANBZ51468 12/12] drivers/bluetooth/btmtk.h:223:12: warning: 'btmtk_register_coredump' defined but not used Message-ID: <202610112108.EJsgPCAb-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://gitee.com/anolis/intel-cloud-kernel.git intel-6.6-add-OMR-event-ANBZ51468 head: 40555325b1fefd764aa1929b51f304033135bc97 commit: c81f963395299e5d9c7202da9e1c13aa31e82b1c [12/12] Bluetooth: btmtk: move btusb_mtk_[setup, shutdown] to btmtk.c config: x86_64-anolis-intel-cloud-devel-6.6 (https://download.01.org/0day-ci/archive/20261011/202610112108.EJsgPCAb-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261011/202610112108.EJsgPCAb-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202610112108.EJsgPCAb-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/bluetooth/btusb.c:28: drivers/bluetooth/btmtk.h:234:13: warning: 'btmtk_fw_get_filename' defined but not used [-Wunused-function] 234 | static void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, | ^~~~~~~~~~~~~~~~~~~~~ >> drivers/bluetooth/btmtk.h:223:12: warning: 'btmtk_register_coredump' defined but not used [-Wunused-function] 223 | static int btmtk_register_coredump(struct hci_dev *hdev, const char *name, | ^~~~~~~~~~~~~~~~~~~~~~~ >> drivers/bluetooth/btmtk.h:213:12: warning: 'btmtk_setup_firmware' defined but not used [-Wunused-function] 213 | static int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname, | ^~~~~~~~~~~~~~~~~~~~ >> drivers/bluetooth/btmtk.h:207:12: warning: 'btmtk_setup_firmware_79xx' defined but not used [-Wunused-function] 207 | static int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname, | ^~~~~~~~~~~~~~~~~~~~~~~~~ vim +/btmtk_register_coredump +223 drivers/bluetooth/btmtk.h 8c0d17b6b06c5b Sean Wang 2021-10-19 206 8c0d17b6b06c5b Sean Wang 2021-10-19 @207 static int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname, 8c0d17b6b06c5b Sean Wang 2021-10-19 208 wmt_cmd_sync_func_t wmt_cmd_sync) 8c0d17b6b06c5b Sean Wang 2021-10-19 209 { 8c0d17b6b06c5b Sean Wang 2021-10-19 210 return -EOPNOTSUPP; 8c0d17b6b06c5b Sean Wang 2021-10-19 211 } 8c0d17b6b06c5b Sean Wang 2021-10-19 212 8c0d17b6b06c5b Sean Wang 2021-10-19 @213 static int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname, 8c0d17b6b06c5b Sean Wang 2021-10-19 214 wmt_cmd_sync_func_t wmt_cmd_sync) 8c0d17b6b06c5b Sean Wang 2021-10-19 215 { 8c0d17b6b06c5b Sean Wang 2021-10-19 216 return -EOPNOTSUPP; 8c0d17b6b06c5b Sean Wang 2021-10-19 217 } 8c0d17b6b06c5b Sean Wang 2021-10-19 218 25b6d7593a3af7 Jing Cai 2023-06-29 219 static void btmtk_reset_sync(struct hci_dev *hdev) 25b6d7593a3af7 Jing Cai 2023-06-29 220 { 25b6d7593a3af7 Jing Cai 2023-06-29 221 } 0b70151328781a Jing Cai 2023-06-29 222 0b70151328781a Jing Cai 2023-06-29 @223 static int btmtk_register_coredump(struct hci_dev *hdev, const char *name, 0b70151328781a Jing Cai 2023-06-29 224 u32 fw_version) 0b70151328781a Jing Cai 2023-06-29 225 { 0b70151328781a Jing Cai 2023-06-29 226 return -EOPNOTSUPP; 0b70151328781a Jing Cai 2023-06-29 227 } 0b70151328781a Jing Cai 2023-06-29 228 :::::: The code at line 223 was first introduced by commit :::::: 0b70151328781a89c89e4cf3fae21fc0e98d869e Bluetooth: btusb: mediatek: add MediaTek devcoredump support :::::: TO: Jing Cai :::::: CC: Luiz Augusto von Dentz -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki