3:14 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 136057256686de39cc3a07c2e39ef6bc43003ff6
commit: 03fc4cf45d30533d54f0f4ebc02aacfa12f52ce2 drm/amd/display: Verify Gamma &
Degamma LUT sizes in amdgpu_dm_atomic_check
date: 5 months ago
config: x86_64-randconfig-m001-20211109 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit...
git remote add linus
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 03fc4cf45d30533d54f0f4ebc02aacfa12f52ce2
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
>
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_color.c:288: warning: This
comment starts with '/**', but isn't a kernel-doc comment. Refer
Documentation/doc-guide/kernel-doc.rst
* Verifies that the Degamma and Gamma
LUTs attached to the |crtc_state| are of
vim +288 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_color.c
286
287 /**
288 * Verifies that the Degamma and Gamma LUTs attached to the
|crtc_state| are of
289 * the expected size.
290 * Returns 0 on success.
291 */
292 int amdgpu_dm_verify_lut_sizes(const struct drm_crtc_state *crtc_state)
293 {
294 const struct drm_color_lut *lut = NULL;
295 uint32_t size = 0;
296
297 lut = __extract_blob_lut(crtc_state->degamma_lut, &size);
298 if (lut && size != MAX_COLOR_LUT_ENTRIES) {
299 DRM_DEBUG_DRIVER(
300 "Invalid Degamma LUT size. Should be %u but got %u.\n",
301 MAX_COLOR_LUT_ENTRIES, size);
302 return -EINVAL;
303 }
304
305 lut = __extract_blob_lut(crtc_state->gamma_lut, &size);
306 if (lut && size != MAX_COLOR_LUT_ENTRIES &&
307 size != MAX_COLOR_LEGACY_LUT_ENTRIES) {
308 DRM_DEBUG_DRIVER(
309 "Invalid Gamma LUT size. Should be %u (or %u for legacy) but got
%u.\n",
310 MAX_COLOR_LUT_ENTRIES, MAX_COLOR_LEGACY_LUT_ENTRIES,
311 size);
312 return -EINVAL;
313 }
314
315 return 0;
316 }
317
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org