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Wysocki" Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org Subject: [rafael-pm:bleeding-edge 9/22] drivers/platform/x86/acer-wmi-battery.c:292:9: error: call to undeclared function 'devm_battery_hook_register'; ISO C99 and later do not support implicit function declarations Message-ID: <202611111639.D9pOcfbe-lkp@intel.com> User-Agent: s-nail v14.9.25 X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable tree: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git= bleeding-edge head: 51bafe2e7302403a43ba45415bf9a268a7fcaa05 commit: fafe4f5166bc3d43e28967efb9ea82b1f456b798 [9/22] Merge branch 'acpi-= battery' into bleeding-edge config: x86_64-randconfig-1000-20261111 (https://download.01.org/0day-ci/ar= chive/20261111/202611111639.D9pOcfbe-lkp@intel.com/config) compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933= e47d3a3451d81e72ac174dcb5aa28b59d1) reproduce (this is a W=3D1 build): (https://download.01.org/0day-ci/archive= /20261111/202611111639.D9pOcfbe-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new versio= n of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202611111639.D9pOcfbe-lkp@i= ntel.com/ All errors (new ones prefixed by >>): >> drivers/platform/x86/acer-wmi-battery.c:292:9: error: call to undeclared= function 'devm_battery_hook_register'; ISO C99 and later do not support im= plicit function declarations [-Wimplicit-function-declaration] 292 | return devm_battery_hook_register(&data->wdev->dev, &dat= a->hook); | ^ drivers/platform/x86/acer-wmi-battery.c:292:9: note: did you mean 'acpi_= battery_hook_register'? include/acpi/battery.h:26:6: note: 'acpi_battery_hook_register' declared= here 26 | void acpi_battery_hook_register(struct acpi_battery_hook *hook); | ^ 1 error generated. vim +/devm_battery_hook_register +292 drivers/platform/x86/acer-wmi-battery= .c c72dd9994952eb Jelle van der Waa 2026-09-13 275 =20 c72dd9994952eb Jelle van der Waa 2026-09-13 276 static int acer_wmi_batte= ry_probe(struct wmi_device *wdev, const void *context) c72dd9994952eb Jelle van der Waa 2026-09-13 277 { c72dd9994952eb Jelle van der Waa 2026-09-13 278 struct acer_wmi_battery_= data *data; c72dd9994952eb Jelle van der Waa 2026-09-13 279 =20 4dd10fbbeb9c33 Kees Cook 2026-10-28 280 data =3D devm_kzalloc_ob= j(&wdev->dev, *data); c72dd9994952eb Jelle van der Waa 2026-09-13 281 if (!data) c72dd9994952eb Jelle van der Waa 2026-09-13 282 return -ENOMEM; c72dd9994952eb Jelle van der Waa 2026-09-13 283 =20 c72dd9994952eb Jelle van der Waa 2026-09-13 284 dev_set_drvdata(&wdev->d= ev, data); c72dd9994952eb Jelle van der Waa 2026-09-13 285 data->wdev =3D wdev; c72dd9994952eb Jelle van der Waa 2026-09-13 286 data->battery_ext =3D he= alth_mode ? &acer_wmi_battery_extension_v2 c72dd9994952eb Jelle van der Waa 2026-09-13 287 : &acer_wmi_battery_= extension_v1; c72dd9994952eb Jelle van der Waa 2026-09-13 288 data->hook.name =3D "Ace= r Battery Extension"; c72dd9994952eb Jelle van der Waa 2026-09-13 289 data->hook.add_battery = =3D acer_battery_add; c72dd9994952eb Jelle van der Waa 2026-09-13 290 data->hook.remove_batter= y =3D acer_battery_remove; c72dd9994952eb Jelle van der Waa 2026-09-13 291 =20 c72dd9994952eb Jelle van der Waa 2026-09-13 @292 return devm_battery_hook= _register(&data->wdev->dev, &data->hook); c72dd9994952eb Jelle van der Waa 2026-09-13 293 } c72dd9994952eb Jelle van der Waa 2026-09-13 294 =20 :::::: The code at line 292 was first introduced by commit :::::: c72dd9994952eb09442827caecb945474ae3072b platform/x86: add Acer batt= ery control driver :::::: TO: Jelle van der Waa :::::: CC: Ilpo J=C3=A4rvinen -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki