Hi Zijun, Thank you for the patch! Yet something to improve: [auto build test ERROR on bluetooth-next/master] [also build test ERROR on linus/master v5.14-rc4 next-20210804] [cannot apply to bluetooth/master linux/master] [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/Zijun-Hu/Bluetooth-btusb-Add-support-different-nvm-to-distinguish-different-factory-for-WCN6855-controller/20210805-164035 base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master config: m68k-randconfig-r013-20210804 (attached as .config) compiler: m68k-linux-gcc (GCC) 10.3.0 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/7af6ba1121380c4ee146896c833b7ecb7716d82e git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Zijun-Hu/Bluetooth-btusb-Add-support-different-nvm-to-distinguish-different-factory-for-WCN6855-controller/20210805-164035 git checkout 7af6ba1121380c4ee146896c833b7ecb7716d82e # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): drivers/bluetooth/btusb.c: In function 'btusb_setup_qca_form_nvm_name': drivers/bluetooth/btusb.c:4391:1: error: no return statement in function returning non-void [-Werror=return-type] 4391 | } | ^ drivers/bluetooth/btusb.c: In function 'btusb_setup_qca_load_nvm': >> drivers/bluetooth/btusb.c:4404:33: error: passing argument 1 of 'btusb_setup_qca_form_nvm_name' from incompatible pointer type [-Werror=incompatible-pointer-types] 4404 | btusb_setup_qca_form_nvm_name(&fwname, sizeof(fwname), ver, "gf"); | ^~~~~~~ | | | char (*)[64] drivers/bluetooth/btusb.c:4357:49: note: expected 'char **' but argument is of type 'char (*)[64]' 4357 | static int btusb_setup_qca_form_nvm_name(char **fwname, | ~~~~~~~^~~~~~ drivers/bluetooth/btusb.c:4407:33: error: passing argument 1 of 'btusb_setup_qca_form_nvm_name' from incompatible pointer type [-Werror=incompatible-pointer-types] 4407 | btusb_setup_qca_form_nvm_name(&fwname, sizeof(fwname), ver, NULL); | ^~~~~~~ | | | char (*)[64] drivers/bluetooth/btusb.c:4357:49: note: expected 'char **' but argument is of type 'char (*)[64]' 4357 | static int btusb_setup_qca_form_nvm_name(char **fwname, | ~~~~~~~^~~~~~ cc1: some warnings being treated as errors vim +/btusb_setup_qca_form_nvm_name +4404 drivers/bluetooth/btusb.c 4356 4357 static int btusb_setup_qca_form_nvm_name(char **fwname, 4358 int max_size, 4359 struct qca_version *ver, 4360 char *factory) 4361 { 4362 if (((ver->flag >> 8) & 0xff) == QCA_FLAG_MULTI_NVM) { 4363 /* if boardid equal 0, use default nvm without suffix */ 4364 if (le16_to_cpu(ver->board_id) == 0x0) { 4365 /* we add suffix factory to distinguish with different factory. */ 4366 if (factory != NULL) { 4367 snprintf(*fwname, max_size, "qca/nvm_usb_%08x_%s.bin", 4368 le32_to_cpu(ver->rom_version), 4369 factory); 4370 } else { 4371 snprintf(*fwname, max_size, "qca/nvm_usb_%08x.bin", 4372 le32_to_cpu(ver->rom_version)); 4373 } 4374 } else { 4375 if (factory != NULL) { 4376 snprintf(*fwname, max_size, "qca/nvm_usb_%08x_%s_%04x.bin", 4377 le32_to_cpu(ver->rom_version), 4378 factory, 4379 le16_to_cpu(ver->board_id)); 4380 } else { 4381 snprintf(*fwname, max_size, "qca/nvm_usb_%08x_%04x.bin", 4382 le32_to_cpu(ver->rom_version), 4383 le16_to_cpu(ver->board_id)); 4384 } 4385 } 4386 } else { 4387 snprintf(*fwname, max_size, "qca/nvm_usb_%08x.bin", 4388 le32_to_cpu(ver->rom_version)); 4389 } 4390 > 4391 } 4392 4393 static int btusb_setup_qca_load_nvm(struct hci_dev *hdev, 4394 struct qca_version *ver, 4395 const struct qca_device_info *info) 4396 { 4397 const struct firmware *fw; 4398 char fwname[64]; 4399 int err; 4400 4401 switch (ver->ram_version) { 4402 case WCN6855_2_0_RAM_VERSION_GF: 4403 case WCN6855_2_1_RAM_VERSION_GF: > 4404 btusb_setup_qca_form_nvm_name(&fwname, sizeof(fwname), ver, "gf"); 4405 break; 4406 default: 4407 btusb_setup_qca_form_nvm_name(&fwname, sizeof(fwname), ver, NULL); 4408 } 4409 4410 err = request_firmware(&fw, fwname, &hdev->dev); 4411 if (err) { 4412 bt_dev_err(hdev, "failed to request NVM file: %s (%d)", 4413 fwname, err); 4414 return err; 4415 } 4416 4417 bt_dev_info(hdev, "using NVM file: %s", fwname); 4418 4419 err = btusb_setup_qca_download_fw(hdev, fw, info->nvm_hdr); 4420 4421 release_firmware(fw); 4422 4423 return err; 4424 } 4425 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org