From: kernel test robot <lkp@intel.com>
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
Date: Fri, 04 Sep 2026 07:30:44 +0800 [thread overview]
Message-ID: <202609040715.erXoWPUK-lkp@intel.com> (raw)
::::::
:::::: 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 <syyang@lontium.com>
CC: 0day robot <lkp@intel.com>
CC: Dmitry Baryshkov <lumag@kernel.org>
CC: Mohit Dsor <mohit.dsor@oss.qualcomm.com>
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 <lkp@intel.com>
| 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
reply other threads:[~2026-09-03 23:31 UTC|newest]
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