* Re: [PATCH v6 29/44] drm/amd/display: Add support for sRGB EOTF in BLND block
[not found] <20241003200129.1732122-30-harry.wentland@amd.com>
@ 2024-10-05 12:25 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-10-05 12:25 UTC (permalink / raw)
To: Harry Wentland, dri-devel, amd-gfx
Cc: llvm, oe-kbuild-all, wayland-devel, Alex Hung, Harry Wentland
Hi Harry,
kernel test robot noticed the following build warnings:
[auto build test WARNING on drm/drm-next]
[also build test WARNING on drm-exynos/exynos-drm-next drm-misc/drm-misc-next linus/master v6.12-rc1 next-20241004]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Harry-Wentland/drm-Add-helper-for-conversion-from-signed-magnitude/20241004-040629
base: git://anongit.freedesktop.org/drm/drm drm-next
patch link: https://lore.kernel.org/r/20241003200129.1732122-30-harry.wentland%40amd.com
patch subject: [PATCH v6 29/44] drm/amd/display: Add support for sRGB EOTF in BLND block
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20241005/202410052046.3g21jba1-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241005/202410052046.3g21jba1-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/oe-kbuild-all/202410052046.3g21jba1-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_color.c:1296:46: warning: variable 'blend_size' is uninitialized when used here [-Wuninitialized]
1296 | return __set_input_tf(NULL, tf, blend_lut, blend_size);
| ^~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_color.c:1278:21: note: initialize the variable 'blend_size' to silence this warning
1278 | uint32_t blend_size;
| ^
| = 0
1 warning generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for MODVERSIONS
Depends on [n]: MODULES [=y] && !COMPILE_TEST [=y]
Selected by [y]:
- RANDSTRUCT_FULL [=y] && (CC_HAS_RANDSTRUCT [=y] || GCC_PLUGINS [=n]) && MODULES [=y]
vim +/blend_size +1296 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_color.c
1273
1274 struct dc_transfer_func *tf = &dc_plane_state->blend_tf;
1275 struct drm_colorop *colorop = colorop_state->colorop;
1276 struct drm_device *drm = colorop->dev;
1277 const struct drm_color_lut *blend_lut;
1278 uint32_t blend_size;
1279
1280 if (colorop->type != DRM_COLOROP_1D_CURVE &&
1281 colorop_state->curve_1d_type != DRM_COLOROP_1D_CURVE_SRGB_EOTF)
1282 return -EINVAL;
1283
1284 if (colorop_state->bypass) {
1285 tf->type = TF_TYPE_BYPASS;
1286 tf->tf = TRANSFER_FUNCTION_LINEAR;
1287 return 0;
1288 }
1289
1290 drm_dbg(drm, "Blend colorop with ID: %d\n", colorop->base.id);
1291
1292 if (colorop->type == DRM_COLOROP_1D_CURVE) {
1293 tf->type = TF_TYPE_DISTRIBUTED_POINTS;
1294 tf->tf = amdgpu_colorop_tf_to_dc_tf(colorop_state->curve_1d_type);
1295 tf->sdr_ref_white_level = SDR_WHITE_LEVEL_INIT_VALUE;
> 1296 return __set_input_tf(NULL, tf, blend_lut, blend_size);
1297 }
1298
1299 return -EINVAL;
1300 }
1301
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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