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Date: Sun, 11 Sep 2022 07:26:42 +0800
From: kernel test robot <lkp@...el.com>
To: Roman Li <roman.li@....com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Alex Deucher <alexander.deucher@....com>
Subject: drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:124:29:
warning: 'DCN_BASE' defined but not used
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ce888220d5c7a805e0e155302a318d5d23e62950
commit: ee7b62e127c8cc6db24f83e5e116357649f6e41f drm/amd/display: Enable DCN314 in DC
date: 8 weeks ago
config: i386-buildonly-randconfig-r004-20220905
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ee7b62e127c8cc6db24f83e5e116357649f6e41f
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout ee7b62e127c8cc6db24f83e5e116357649f6e41f
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10026:111: warning: initialized field overwritten [-Woverride-init]
10026 | #define DOMAIN16_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN16_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:927:9: note: in expansion of macro 'HWS_SF'
927 | HWS_SF(, DOMAIN16_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10026:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
10026 | #define DOMAIN16_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN16_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:927:9: note: in expansion of macro 'HWS_SF'
927 | HWS_SF(, DOMAIN16_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10036:111: warning: initialized field overwritten [-Woverride-init]
10036 | #define DOMAIN17_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN17_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:928:9: note: in expansion of macro 'HWS_SF'
928 | HWS_SF(, DOMAIN17_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10036:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
10036 | #define DOMAIN17_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN17_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:928:9: note: in expansion of macro 'HWS_SF'
928 | HWS_SF(, DOMAIN17_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10046:111: warning: initialized field overwritten [-Woverride-init]
10046 | #define DOMAIN18_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN18_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:929:9: note: in expansion of macro 'HWS_SF'
929 | HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10046:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
10046 | #define DOMAIN18_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN18_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:929:9: note: in expansion of macro 'HWS_SF'
929 | HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10056:111: warning: initialized field overwritten [-Woverride-init]
10056 | #define DOMAIN19_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN19_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:930:9: note: in expansion of macro 'HWS_SF'
930 | HWS_SF(, DOMAIN19_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_1_4_sh_mask.h:10056:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
10056 | #define DOMAIN19_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK 0xC0000000L
| ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:678:35: note: in expansion of macro 'DOMAIN19_PG_STATUS__DOMAIN_PGFSM_PWR_STATUS_MASK'
678 | .field_name = blk_name ## reg_name ## __ ## field_name ## post_fix
| ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:930:9: note: in expansion of macro 'HWS_SF'
930 | HWS_SF(, DOMAIN19_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:946:17: note: in expansion of macro 'HWSEQ_DCN31_MASK_SH_LIST'
946 | HWSEQ_DCN31_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:124:29: warning: 'DCN_BASE' defined but not used [-Wunused-const-variable=]
124 | static const struct IP_BASE DCN_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C0, 0x00009000, 0x02403C00, 0, 0, 0 } },
| ^~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/resource.h:28,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c:34:
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};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_dio_stream_encoder.c:64:6: warning: no previous prototype for 'enc314_stream_encoder_dvi_set_stream_attribute' [-Wmissing-prototypes]
64 | void enc314_stream_encoder_dvi_set_stream_attribute(
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_dccg.c:140:6: warning: no previous prototype for 'dccg314_set_dtbclk_dto' [-Wmissing-prototypes]
140 | void dccg314_set_dtbclk_dto(
| ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_dccg.c:184:6: warning: no previous prototype for 'dccg314_set_dpstreamclk' [-Wmissing-prototypes]
184 | void dccg314_set_dpstreamclk(
| ^~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_dccg.c:28:
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};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_optc.c:153:6: warning: no previous prototype for 'optc314_phantom_crtc_post_enable' [-Wmissing-prototypes]
153 | void optc314_phantom_crtc_post_enable(struct timing_generator *optc)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/DCN_BASE +124 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn314/dcn314_resource.c
3cffeffe051a961 Roman Li 2022-06-28 123
3cffeffe051a961 Roman Li 2022-06-28 @124 static const struct IP_BASE DCN_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C0, 0x00009000, 0x02403C00, 0, 0, 0 } },
3cffeffe051a961 Roman Li 2022-06-28 125 { { 0, 0, 0, 0, 0, 0, 0, 0 } },
3cffeffe051a961 Roman Li 2022-06-28 126 { { 0, 0, 0, 0, 0, 0, 0, 0 } },
3cffeffe051a961 Roman Li 2022-06-28 127 { { 0, 0, 0, 0, 0, 0, 0, 0 } },
3cffeffe051a961 Roman Li 2022-06-28 128 { { 0, 0, 0, 0, 0, 0, 0, 0 } },
3cffeffe051a961 Roman Li 2022-06-28 129 { { 0, 0, 0, 0, 0, 0, 0, 0 } },
3cffeffe051a961 Roman Li 2022-06-28 130 { { 0, 0, 0, 0, 0, 0, 0, 0 } } } };
3cffeffe051a961 Roman Li 2022-06-28 131
3cffeffe051a961 Roman Li 2022-06-28 132
:::::: The code at line 124 was first introduced by commit
:::::: 3cffeffe051a961417bc26f2053bced4cff83119 drm/amd/display: Add DCN314 DC resources
:::::: TO: Roman Li <roman.li@....com>
:::::: CC: Alex Deucher <alexander.deucher@....com>
--
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