* [superm1:superm1/brightness-changes-6.15 3/7] drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:4694:6: error: use of undeclared identifier 'caps'
@ 2025-03-09 0:34 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-03-09 0:34 UTC (permalink / raw)
To: Mario Limonciello; +Cc: llvm, oe-kbuild-all
tree: https://git.kernel.org/pub/scm/linux/kernel/git/superm1/linux.git superm1/brightness-changes-6.15
head: e1a5d02a5851574c4f09e3d483c473555e69a453
commit: 88e76b926b193764694367e3411d004d5db78ccb [3/7] drm/amd/display: Avoid operating on copies of backlight caps
config: x86_64-buildonly-randconfig-002-20250308 (https://download.01.org/0day-ci/archive/20250309/202503090846.qpfiW2ZL-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250309/202503090846.qpfiW2ZL-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/202503090846.qpfiW2ZL-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:29:
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:29:
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/os_types.h:31:
In file included from include/linux/kgdb.h:19:
In file included from include/linux/kprobes.h:28:
In file included from include/linux/ftrace.h:13:
In file included from include/linux/kallsyms.h:13:
In file included from include/linux/mm.h:2224:
include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
504 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
505 | item];
| ~~~~
include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
511 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
512 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:446:63: warning: arithmetic between different enumeration types ('enum dc_irq_source' and 'enum irq_type') [-Wenum-enum-conversion]
446 | amdgpu_crtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_PFLIP);
| ~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:543:57: warning: arithmetic between different enumeration types ('enum dc_irq_source' and 'enum irq_type') [-Wenum-enum-conversion]
543 | acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VUPDATE);
| ~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:607:57: warning: arithmetic between different enumeration types ('enum dc_irq_source' and 'enum irq_type') [-Wenum-enum-conversion]
607 | acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VBLANK);
| ~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:4694:6: error: use of undeclared identifier 'caps'
4694 | if (caps->aux_support)
| ^
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:4697:2: error: use of undeclared identifier 'caps'
4697 | caps->min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT;
| ^
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:4698:2: error: use of undeclared identifier 'caps'
4698 | caps->max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT;
| ^
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:4699:2: error: use of undeclared identifier 'caps'
4699 | caps->caps_valid = true;
| ^
5 warnings and 4 errors generated.
vim +/caps +4694 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c
4662
4663 static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm,
4664 int bl_idx)
4665 {
4666 #if defined(CONFIG_ACPI)
4667 struct amdgpu_dm_backlight_caps *caps = &dm->backlight_caps[bl_idx];
4668
4669 if (caps->caps_valid)
4670 return;
4671
4672 amdgpu_acpi_get_backlight_caps(caps);
4673
4674 /* validate the firmware value is sane */
4675 if (caps->caps_valid) {
4676 int spread = caps->max_input_signal - caps->min_input_signal;
4677
4678 if (caps->max_input_signal > AMDGPU_DM_DEFAULT_MAX_BACKLIGHT ||
4679 caps->min_input_signal < 0 ||
4680 spread > AMDGPU_DM_DEFAULT_MAX_BACKLIGHT ||
4681 spread < AMDGPU_DM_MIN_SPREAD) {
4682 DRM_DEBUG_KMS("DM: Invalid backlight caps: min=%d, max=%d\n",
4683 caps->min_input_signal, caps->max_input_signal);
4684 caps->caps_valid = false;
4685 }
4686 }
4687
4688 if (!caps->caps_valid) {
4689 caps->min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT;
4690 caps->max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT;
4691 caps->caps_valid = true;
4692 }
4693 #else
> 4694 if (caps->aux_support)
4695 return;
4696
4697 caps->min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT;
4698 caps->max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT;
4699 caps->caps_valid = true;
4700 #endif
4701 }
4702
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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