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Subject[agd5f:drm-next 353/388] drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2720:6: warning: no previous prototype for 'dc_reset_state'
tree:   https://gitlab.freedesktop.org/agd5f/linux.git drm-next
head: fc25fd602b1e101a45650475a8d2f00d7bb8e971
commit: 97ca308925a50aa80711ccfaf814fa3898374862 [353/388] drm/amd/display: Add minimal pipe split transition state
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220706/202207061638.WngLaW9T-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git
git fetch --no-tags agd5f drm-next
git checkout 97ca308925a50aa80711ccfaf814fa3898374862
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2720:6: warning: no previous prototype for 'dc_reset_state' [-Wmissing-prototypes]
2720 | void dc_reset_state(struct dc *dc, struct dc_state *context)
| ^~~~~~~~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:33:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:137:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
137 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:134:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
134 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:132:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
132 | static const uint8_t DP_SINK_DEVICE_STR_ID_2[] = {7, 1, 8, 7, 5, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:131:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
131 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~


vim +/dc_reset_state +2720 drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c

2719
> 2720 void dc_reset_state(struct dc *dc, struct dc_state *context)
2721 {
2722 dc_resource_state_destruct(context);
2723
2724 /* clear the structure, but don't reset the reference count */
2725 memset(context, 0, offsetof(struct dc_state, refcount));
2726
2727 init_state(dc, context);
2728 }
2729

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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