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X-CSE-ConnectionGUID: vN3LQqJGSlCS1sHmnb8XpQ== X-CSE-MsgGUID: DLqekxGsQ3m2OGcSn5XwBA== X-IronPort-AV: E=McAfee;i="6800,10657,11895"; a="88903719" X-IronPort-AV: E=Sophos;i="6.25,260,1779174000"; d="scan'208";a="88903719" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Sep 2026 16:31:16 -0700 X-CSE-ConnectionGUID: tDBNv4oKRCSuIFWdSk+YRA== X-CSE-MsgGUID: BULQkub2R1eubm+37FJhkA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,260,1779174000"; d="scan'208";a="273400789" Received: from lkp-server01.sh.intel.com (HELO bfac249b2189) ([10.239.97.150]) by orviesa003.jf.intel.com with ESMTP; 03 Sep 2026 16:31:17 -0700 Received: from kbuild by bfac249b2189 with local (Exim 4.98.2) (envelope-from ) id 1x2Gtm-000000005Sm-40oC; Thu, 03 Sep 2026 23:31:14 +0000 Date: Fri, 04 Sep 2026 07:30:44 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com Subject: drivers/gpu/drm/bridge/lontium-lt9611c.c:1226:12: warning: 'lt9611c_bridge_resume' defined but not used Message-ID: <202609040715.erXoWPUK-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: :::::: :::::: Manual check reason: "bisect to a FBC not belonging to original linux-review patches: branch: linux-review/mohit-dsor-oss-qualcomm-com/dt-bindings-bridge-Add-Lontium-LT9611C-EX-UXD-MIPI-DSI-to-HDMI-driver/20260903-005033, commit: 70199b1388b4c8e89d0c575b66fa30966d9c8e98" :::::: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: Sunyun Yang CC: 0day robot CC: Dmitry Baryshkov CC: Mohit Dsor tree: https://github.com/intel-lab-lkp/linux/commits/mohit-dsor-oss-qualcomm-com/dt-bindings-bridge-Add-Lontium-LT9611C-EX-UXD-MIPI-DSI-to-HDMI-driver/20260903-005033 head: 70199b1388b4c8e89d0c575b66fa30966d9c8e98 commit: 70199b1388b4c8e89d0c575b66fa30966d9c8e98 drm/bridge: Add Lontium LT9611C(EX/UXD) MIPI DSI to HDMI driver date: 28 hours ago :::::: branch date: 28 hours ago :::::: commit date: 28 hours ago config: sparc-randconfig-r061-20260904 (https://download.01.org/0day-ci/archive/20260904/202609040715.erXoWPUK-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 13.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260904/202609040715.erXoWPUK-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/r/202609040715.erXoWPUK-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/bridge/lontium-lt9611c.c:1226:12: warning: 'lt9611c_bridge_resume' defined but not used [-Wunused-function] 1226 | static int lt9611c_bridge_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/bridge/lontium-lt9611c.c:1205:12: warning: 'lt9611c_bridge_suspend' defined but not used [-Wunused-function] 1205 | static int lt9611c_bridge_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~ vim +/lt9611c_bridge_resume +1226 drivers/gpu/drm/bridge/lontium-lt9611c.c 70199b1388b4c8e Sunyun Yang 2026-09-03 1204 70199b1388b4c8e Sunyun Yang 2026-09-03 @1205 static int lt9611c_bridge_suspend(struct device *dev) 70199b1388b4c8e Sunyun Yang 2026-09-03 1206 { 70199b1388b4c8e Sunyun Yang 2026-09-03 1207 struct lt9611c *lt9611c = dev_get_drvdata(dev); 70199b1388b4c8e Sunyun Yang 2026-09-03 1208 int ret; 70199b1388b4c8e Sunyun Yang 2026-09-03 1209 70199b1388b4c8e Sunyun Yang 2026-09-03 1210 disable_irq(lt9611c->client->irq); 70199b1388b4c8e Sunyun Yang 2026-09-03 1211 cancel_work_sync(<9611c->work); 70199b1388b4c8e Sunyun Yang 2026-09-03 1212 70199b1388b4c8e Sunyun Yang 2026-09-03 1213 gpiod_set_value_cansleep(lt9611c->reset_gpio, 1); 70199b1388b4c8e Sunyun Yang 2026-09-03 1214 70199b1388b4c8e Sunyun Yang 2026-09-03 1215 ret = regulator_bulk_disable(ARRAY_SIZE(lt9611c->supplies), lt9611c->supplies); 70199b1388b4c8e Sunyun Yang 2026-09-03 1216 if (ret) { 70199b1388b4c8e Sunyun Yang 2026-09-03 1217 dev_err(lt9611c->dev, "regulator bulk disable failed.\n"); 70199b1388b4c8e Sunyun Yang 2026-09-03 1218 gpiod_set_value_cansleep(lt9611c->reset_gpio, 0); 70199b1388b4c8e Sunyun Yang 2026-09-03 1219 enable_irq(lt9611c->client->irq); 70199b1388b4c8e Sunyun Yang 2026-09-03 1220 return ret; 70199b1388b4c8e Sunyun Yang 2026-09-03 1221 } 70199b1388b4c8e Sunyun Yang 2026-09-03 1222 70199b1388b4c8e Sunyun Yang 2026-09-03 1223 return 0; 70199b1388b4c8e Sunyun Yang 2026-09-03 1224 } 70199b1388b4c8e Sunyun Yang 2026-09-03 1225 70199b1388b4c8e Sunyun Yang 2026-09-03 @1226 static int lt9611c_bridge_resume(struct device *dev) 70199b1388b4c8e Sunyun Yang 2026-09-03 1227 { 70199b1388b4c8e Sunyun Yang 2026-09-03 1228 struct lt9611c *lt9611c = dev_get_drvdata(dev); 70199b1388b4c8e Sunyun Yang 2026-09-03 1229 int ret; 70199b1388b4c8e Sunyun Yang 2026-09-03 1230 70199b1388b4c8e Sunyun Yang 2026-09-03 1231 ret = regulator_bulk_enable(ARRAY_SIZE(lt9611c->supplies), lt9611c->supplies); 70199b1388b4c8e Sunyun Yang 2026-09-03 1232 if (ret) { 70199b1388b4c8e Sunyun Yang 2026-09-03 1233 dev_err(lt9611c->dev, "regulator bulk enable failed.\n"); 70199b1388b4c8e Sunyun Yang 2026-09-03 1234 return ret; 70199b1388b4c8e Sunyun Yang 2026-09-03 1235 } 70199b1388b4c8e Sunyun Yang 2026-09-03 1236 lt9611c_reset(lt9611c); 70199b1388b4c8e Sunyun Yang 2026-09-03 1237 enable_irq(lt9611c->client->irq); 70199b1388b4c8e Sunyun Yang 2026-09-03 1238 70199b1388b4c8e Sunyun Yang 2026-09-03 1239 return ret; 70199b1388b4c8e Sunyun Yang 2026-09-03 1240 } 70199b1388b4c8e Sunyun Yang 2026-09-03 1241 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki