tree: git://anongit.freedesktop.org/drm/drm-tip drm-tip head: 0f1b42b9d395bd4097b2846230a13869dc638216 commit: cd3a0e22e5de2867cd98b5223094a467a5b0993d [1/7] Merge remote-tracking branch 'drm-misc/drm-misc-next' into drm-tip config: arm-defconfig (https://download.01.org/0day-ci/archive/20240129/202401291018.WgYuxgMh-lkp@xxxxxxxxx/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240129/202401291018.WgYuxgMh-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202401291018.WgYuxgMh-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/gpu/drm/bridge/samsung-dsim.c:1504:3: error: implicit declaration of function 'samsung_dsim_set_stop_state' is invalid in C99 [-Werror,-Wimplicit-function-declaration] samsung_dsim_set_stop_state(dsi, true); ^ drivers/gpu/drm/bridge/samsung-dsim.c:1504:3: note: did you mean 'samsung_dsim_set_phy_ctrl'? drivers/gpu/drm/bridge/samsung-dsim.c:749:13: note: 'samsung_dsim_set_phy_ctrl' declared here static void samsung_dsim_set_phy_ctrl(struct samsung_dsim *dsi) ^ drivers/gpu/drm/bridge/samsung-dsim.c:1629:22: error: use of undeclared identifier 'samsung_dsim_atomic_disable'; did you mean 'samsung_dsim_atomic_enable'? .atomic_disable = samsung_dsim_atomic_disable, ^~~~~~~~~~~~~~~~~~~~~~~~~~~ samsung_dsim_atomic_enable drivers/gpu/drm/bridge/samsung-dsim.c:1487:13: note: 'samsung_dsim_atomic_enable' declared here static void samsung_dsim_atomic_enable(struct drm_bridge *bridge, ^ 2 errors generated. vim +/samsung_dsim_set_stop_state +1504 drivers/gpu/drm/bridge/samsung-dsim.c e7447128ca4a25 Jagan Teki 2023-03-08 1497 e7447128ca4a25 Jagan Teki 2023-03-08 1498 static void samsung_dsim_atomic_post_disable(struct drm_bridge *bridge, e7447128ca4a25 Jagan Teki 2023-03-08 1499 struct drm_bridge_state *old_bridge_state) e7447128ca4a25 Jagan Teki 2023-03-08 1500 { e7447128ca4a25 Jagan Teki 2023-03-08 1501 struct samsung_dsim *dsi = bridge_to_dsi(bridge); e7447128ca4a25 Jagan Teki 2023-03-08 1502 b2fe2292624ac4 Dario Binacchi 2023-12-18 1503 if (!samsung_dsim_hw_is_exynos(dsi->plat_data->hw_type)) b2fe2292624ac4 Dario Binacchi 2023-12-18 @1504 samsung_dsim_set_stop_state(dsi, true); e7447128ca4a25 Jagan Teki 2023-03-08 1505 e7447128ca4a25 Jagan Teki 2023-03-08 1506 dsi->state &= ~DSIM_STATE_ENABLED; e7447128ca4a25 Jagan Teki 2023-03-08 1507 pm_runtime_put_sync(dsi->dev); e7447128ca4a25 Jagan Teki 2023-03-08 1508 } e7447128ca4a25 Jagan Teki 2023-03-08 1509 :::::: The code at line 1504 was first introduced by commit :::::: b2fe2292624ac4fc98dcdaf76c983d3f6e8455e5 drm: bridge: samsung-dsim: enter display mode in the enable() callback :::::: TO: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx> :::::: CC: Robert Foss <rfoss@xxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki