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charset=us-ascii Content-Disposition: inline tree: https://gitlab.freedesktop.org/drm/i915/kernel drm-intel-next head: 73309ed9d598d35576431c4691813e080980df68 commit: 73309ed9d598d35576431c4691813e080980df68 [1/1] drm/i915/display: WA_14011503117 config: x86_64-buildonly-randconfig-2004-20250805 (https://download.01.org/0day-ci/archive/20250805/202508052002.gCODptW2-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250805/202508052002.gCODptW2-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/oe-kbuild-all/202508052002.gCODptW2-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/i915/display/skl_scaler.c:967:57: warning: variable 'id' is uninitialized when used here [-Wuninitialized] 967 | intel_de_write_fw(display, SKL_PS_ECC_STAT(crtc->pipe, id), 1); | ^~ drivers/gpu/drm/i915/display/intel_display_regs.h:1193:8: note: expanded from macro 'SKL_PS_ECC_STAT' 1193 | _ID(id, _PS_ECC_STAT_1A, _PS_ECC_STAT_2A), \ | ^~ drivers/gpu/drm/i915/display/intel_display_regs.h:1043:34: note: expanded from macro '_ID' 1043 | #define _ID(id, a, b) _PICK_EVEN(id, a, b) | ^~ drivers/gpu/drm/i915/i915_reg_defs.h:127:49: note: expanded from macro '_PICK_EVEN' 127 | #define _PICK_EVEN(__index, __a, __b) ((__a) + (__index) * ((__b) - (__a))) | ^~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/i915/display/intel_display_reg_defs.h:18:45: note: expanded from macro '_PIPE' 18 | #define _PIPE(pipe, a, b) _PICK_EVEN(pipe, a, b) | ^ drivers/gpu/drm/i915/i915_reg_defs.h:127:41: note: expanded from macro '_PICK_EVEN' 127 | #define _PICK_EVEN(__index, __a, __b) ((__a) + (__index) * ((__b) - (__a))) | ^~~ drivers/gpu/drm/i915/i915_reg_defs.h:181:47: note: expanded from macro '_MMIO' 181 | #define _MMIO(r) ((const i915_reg_t){ .reg = (r) }) | ^ drivers/gpu/drm/i915/display/skl_scaler.c:962:8: note: initialize the variable 'id' to silence this warning 962 | int id; | ^ | = 0 1 warning generated. vim +/id +967 drivers/gpu/drm/i915/display/skl_scaler.c 955 956 void adl_scaler_ecc_unmask(const struct intel_crtc_state *crtc_state) 957 { 958 struct intel_display *display = to_intel_display(crtc_state); 959 struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); 960 const struct intel_crtc_scaler_state *scaler_state = 961 &crtc_state->scaler_state; 962 int id; 963 964 if (!scaler_state && scaler_state->scaler_id == -1) 965 return; 966 > 967 intel_de_write_fw(display, SKL_PS_ECC_STAT(crtc->pipe, id), 1); -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki