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Message-ID: <202209060918.ZYOpWa61-lkp@intel.com>
Date: Tue, 6 Sep 2022 09:24:46 +0800
From: kernel test robot <lkp@...el.com>
To: Aurabindo Pillai <aurabindo.pillai@....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/dcn32/dcn32_dccg.c:142:6:
warning: no previous prototype for 'dccg32_set_dtbclk_dto'
Hi Aurabindo,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 53e99dcff61e1523ec1c3628b2d564ba15d32eb7
commit: d3dfceb58de5f897640cdd424f6c2538d9514367 drm/amd/display: Add dependant changes for DCN32/321
date: 3 months ago
config: i386-buildonly-randconfig-r004-20220905 (https://download.01.org/0day-ci/archive/20220906/202209060918.ZYOpWa61-lkp@intel.com/config)
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=d3dfceb58de5f897640cdd424f6c2538d9514367
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout d3dfceb58de5f897640cdd424f6c2538d9514367
# 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/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2823:111: warning: initialized field overwritten [-Woverride-init]
2823 | #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/dcn32/dcn32_resource.c:876:9: note: in expansion of macro 'HWS_SF'
876 | HWS_SF(, DOMAIN16_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2823:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
2823 | #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/dcn32/dcn32_resource.c:876:9: note: in expansion of macro 'HWS_SF'
876 | HWS_SF(, DOMAIN16_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2833:111: warning: initialized field overwritten [-Woverride-init]
2833 | #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/dcn32/dcn32_resource.c:877:9: note: in expansion of macro 'HWS_SF'
877 | HWS_SF(, DOMAIN17_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2833:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
2833 | #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/dcn32/dcn32_resource.c:877:9: note: in expansion of macro 'HWS_SF'
877 | HWS_SF(, DOMAIN17_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2843:111: warning: initialized field overwritten [-Woverride-init]
2843 | #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/dcn32/dcn32_resource.c:878:9: note: in expansion of macro 'HWS_SF'
878 | HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2843:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
2843 | #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/dcn32/dcn32_resource.c:878:9: note: in expansion of macro 'HWS_SF'
878 | HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2853:111: warning: initialized field overwritten [-Woverride-init]
2853 | #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/dcn32/dcn32_resource.c:879:9: note: in expansion of macro 'HWS_SF'
879 | HWS_SF(, DOMAIN19_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_2_0_sh_mask.h:2853:111: note: (near initialization for 'hwseq_mask.DOMAIN_PGFSM_PWR_STATUS')
2853 | #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/dcn32/dcn32_resource.c:879:9: note: in expansion of macro 'HWS_SF'
879 | HWS_SF(, DOMAIN19_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
| ^~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:892:17: note: in expansion of macro 'HWSEQ_DCN32_MASK_SH_LIST'
892 | HWSEQ_DCN32_MASK_SH_LIST(_MASK)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c: In function 'dcn32_acquire_post_bldn_3dlut':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:1716:31: warning: variable 'state' set but not used [-Wunused-but-set-variable]
1716 | union dc_3dlut_state *state;
| ^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c: At top level:
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_resource.c:3029:6: warning: no previous prototype for 'dcn32_calculate_wm_and_dlg_fp' [-Wmissing-prototypes]
3029 | void dcn32_calculate_wm_and_dlg_fp(
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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/dcn32/dcn32_resource.c:32:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
133 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:130:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
130 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:128:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
128 | 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:127:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
127 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_hubbub.c:712:6: warning: no previous prototype for 'hubbub32_force_usr_retraining_allow' [-Wmissing-prototypes]
712 | void hubbub32_force_usr_retraining_allow(struct hubbub *hubbub, bool allow)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_hubbub.c:772:6: warning: no previous prototype for 'hubbub32_init_watermarks' [-Wmissing-prototypes]
772 | void hubbub32_init_watermarks(struct hubbub *hubbub)
| ^~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_hubbub.c:823:6: warning: no previous prototype for 'hubbub32_wm_read_state' [-Wmissing-prototypes]
823 | void hubbub32_wm_read_state(struct hubbub *hubbub,
| ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_hubbub.c:912:6: warning: no previous prototype for 'hubbub32_force_wm_propagate_to_pipes' [-Wmissing-prototypes]
912 | void hubbub32_force_wm_propagate_to_pipes(struct hubbub *hubbub)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hubbub.h:29,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_hubbub.h:29,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_hubbub.h:28,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_hubbub.h:29,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_hubbub.c:27:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
133 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:130:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
130 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:128:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
128 | 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:127:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
127 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_init.c:146:6: warning: no previous prototype for 'dcn32_hw_sequencer_init_functions' [-Wmissing-prototypes]
146 | void dcn32_hw_sequencer_init_functions(struct dc *dc)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_hw_sequencer.h:29,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_init.c:26:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
133 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:130:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
130 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:128:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
128 | 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:127:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
127 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dccg.c:142:6: warning: no previous prototype for 'dccg32_set_dtbclk_dto' [-Wmissing-prototypes]
142 | void dccg32_set_dtbclk_dto(
| ^~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dccg.c:198:6: warning: no previous prototype for 'dccg32_set_dpstreamclk' [-Wmissing-prototypes]
198 | void dccg32_set_dpstreamclk(
| ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dccg.c:234:6: warning: no previous prototype for 'dccg32_otg_add_pixel' [-Wmissing-prototypes]
234 | void dccg32_otg_add_pixel(struct dccg *dccg,
| ^~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dccg.c:243:6: warning: no previous prototype for 'dccg32_otg_drop_pixel' [-Wmissing-prototypes]
243 | void dccg32_otg_drop_pixel(struct dccg *dccg,
| ^~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dccg.c:27:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
133 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:130:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
130 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:128:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
128 | 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:127:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
127 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_optc.c:157:6: warning: no previous prototype for 'optc32_phantom_crtc_post_enable' [-Wmissing-prototypes]
157 | void optc32_phantom_crtc_post_enable(struct timing_generator *optc)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_mmhubbub.c:103:6: warning: no previous prototype for 'mmhubbub32_config_mcif_buf' [-Wmissing-prototypes]
103 | void mmhubbub32_config_mcif_buf(struct mcif_wb *mcif_wb,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
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/dcn32/dcn32_mmhubbub.c:28:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
133 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:130:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
130 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:128:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
128 | 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:127:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
127 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dpp.c:34:6: warning: no previous prototype for 'dscl32_calc_lb_num_partitions' [-Wmissing-prototypes]
34 | void dscl32_calc_lb_num_partitions(
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dpp.c:27:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
133 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:130:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
130 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:128:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
128 | 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:127:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
127 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_stream_encoder.c:63:6: warning: no previous prototype for 'enc32_stream_encoder_dvi_set_stream_attribute' [-Wmissing-prototypes]
63 | void enc32_stream_encoder_dvi_set_stream_attribute(
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c:65:6: warning: no previous prototype for 'enc32_hw_init' [-Wmissing-prototypes]
65 | void enc32_hw_init(struct link_encoder *enc)
| ^~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c:109:6: warning: no previous prototype for 'dcn32_link_encoder_enable_dp_output' [-Wmissing-prototypes]
109 | void dcn32_link_encoder_enable_dp_output(
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c:120:6: warning: no previous prototype for 'dcn32_link_encoder_is_in_alt_mode' [-Wmissing-prototypes]
120 | bool dcn32_link_encoder_is_in_alt_mode(struct link_encoder *enc)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c: In function 'dcn32_link_encoder_is_in_alt_mode':
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c:122:36: warning: unused variable 'enc10' [-Wunused-variable]
122 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
| ^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c: At top level:
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c:135:6: warning: no previous prototype for 'dcn32_link_encoder_get_max_link_cap' [-Wmissing-prototypes]
135 | void dcn32_link_encoder_get_max_link_cap(struct link_encoder *enc,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c: In function 'dcn32_link_encoder_get_max_link_cap':
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c:138:36: warning: unused variable 'enc10' [-Wunused-variable]
138 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
| ^~~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dio_link_encoder.c:29:
At top level:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
133 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:130:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
130 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:128:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
128 | 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:127:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
127 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
| ^~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_mpc.c:475:6: warning: no previous prototype for 'mpc32_program_shaper' [-Wmissing-prototypes]
475 | bool mpc32_program_shaper(
| ^~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_mpc.c:667:6: warning: no previous prototype for 'mpc32_program_3dlut' [-Wmissing-prototypes]
667 | bool mpc32_program_3dlut(
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_mpc.c:786:6: warning: no previous prototype for 'dcn32_mpc_construct' [-Wmissing-prototypes]
786 | void dcn32_mpc_construct(struct dcn30_mpc *mpc30,
| ^~~~~~~~~~~~~~~~~~~
--
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_optc.c:107: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Enable CRTC
vim +/dccg32_set_dtbclk_dto +142 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_dccg.c
235c67634230b0 Aurabindo Pillai 2022-02-23 140
235c67634230b0 Aurabindo Pillai 2022-02-23 141 /* Controls the generation of pixel valid for OTG in (OTG -> HPO case) */
235c67634230b0 Aurabindo Pillai 2022-02-23 @142 void dccg32_set_dtbclk_dto(
235c67634230b0 Aurabindo Pillai 2022-02-23 143 struct dccg *dccg,
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 144 const struct dtbclk_dto_params *params)
235c67634230b0 Aurabindo Pillai 2022-02-23 145 {
235c67634230b0 Aurabindo Pillai 2022-02-23 146 struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg);
235c67634230b0 Aurabindo Pillai 2022-02-23 147 /* DTO Output Rate / Pixel Rate = 1/4 */
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 148 int req_dtbclk_khz = params->pixclk_khz / 4;
235c67634230b0 Aurabindo Pillai 2022-02-23 149
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 150 if (params->ref_dtbclk_khz && req_dtbclk_khz) {
235c67634230b0 Aurabindo Pillai 2022-02-23 151 uint32_t modulo, phase;
235c67634230b0 Aurabindo Pillai 2022-02-23 152
235c67634230b0 Aurabindo Pillai 2022-02-23 153 // phase / modulo = dtbclk / dtbclk ref
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 154 modulo = params->ref_dtbclk_khz * 1000;
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 155 phase = req_dtbclk_khz * 1000;
235c67634230b0 Aurabindo Pillai 2022-02-23 156
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 157 REG_WRITE(DTBCLK_DTO_MODULO[params->otg_inst], modulo);
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 158 REG_WRITE(DTBCLK_DTO_PHASE[params->otg_inst], phase);
235c67634230b0 Aurabindo Pillai 2022-02-23 159
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 160 REG_UPDATE(OTG_PIXEL_RATE_CNTL[params->otg_inst],
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 161 DTBCLK_DTO_ENABLE[params->otg_inst], 1);
235c67634230b0 Aurabindo Pillai 2022-02-23 162
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 163 REG_WAIT(OTG_PIXEL_RATE_CNTL[params->otg_inst],
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 164 DTBCLKDTO_ENABLE_STATUS[params->otg_inst], 1,
235c67634230b0 Aurabindo Pillai 2022-02-23 165 1, 100);
235c67634230b0 Aurabindo Pillai 2022-02-23 166
235c67634230b0 Aurabindo Pillai 2022-02-23 167 /* program OTG_PIXEL_RATE_DIV for DIVK1 and DIVK2 fields */
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 168 dccg32_set_pixel_rate_div(dccg, params->otg_inst, PIXEL_RATE_DIV_BY_1, PIXEL_RATE_DIV_BY_1);
235c67634230b0 Aurabindo Pillai 2022-02-23 169
235c67634230b0 Aurabindo Pillai 2022-02-23 170 /* The recommended programming sequence to enable DTBCLK DTO to generate
235c67634230b0 Aurabindo Pillai 2022-02-23 171 * valid pixel HPO DPSTREAM ENCODER, specifies that DTO source select should
235c67634230b0 Aurabindo Pillai 2022-02-23 172 * be set only after DTO is enabled
235c67634230b0 Aurabindo Pillai 2022-02-23 173 */
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 174 REG_UPDATE(OTG_PIXEL_RATE_CNTL[params->otg_inst],
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 175 PIPE_DTO_SRC_SEL[params->otg_inst], 2);
235c67634230b0 Aurabindo Pillai 2022-02-23 176 } else {
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 177 REG_UPDATE_2(OTG_PIXEL_RATE_CNTL[params->otg_inst],
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 178 DTBCLK_DTO_ENABLE[params->otg_inst], 0,
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 179 PIPE_DTO_SRC_SEL[params->otg_inst], 1);
235c67634230b0 Aurabindo Pillai 2022-02-23 180
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 181 REG_WRITE(DTBCLK_DTO_MODULO[params->otg_inst], 0);
d3dfceb58de5f8 Aurabindo Pillai 2022-02-23 182 REG_WRITE(DTBCLK_DTO_PHASE[params->otg_inst], 0);
235c67634230b0 Aurabindo Pillai 2022-02-23 183 }
235c67634230b0 Aurabindo Pillai 2022-02-23 184 }
235c67634230b0 Aurabindo Pillai 2022-02-23 185
235c67634230b0 Aurabindo Pillai 2022-02-23 186 static void dccg32_get_dccg_ref_freq(struct dccg *dccg,
235c67634230b0 Aurabindo Pillai 2022-02-23 187 unsigned int xtalin_freq_inKhz,
235c67634230b0 Aurabindo Pillai 2022-02-23 188 unsigned int *dccg_ref_freq_inKhz)
235c67634230b0 Aurabindo Pillai 2022-02-23 189 {
235c67634230b0 Aurabindo Pillai 2022-02-23 190 /*
235c67634230b0 Aurabindo Pillai 2022-02-23 191 * Assume refclk is sourced from xtalin
235c67634230b0 Aurabindo Pillai 2022-02-23 192 * expect 100MHz
235c67634230b0 Aurabindo Pillai 2022-02-23 193 */
235c67634230b0 Aurabindo Pillai 2022-02-23 194 *dccg_ref_freq_inKhz = xtalin_freq_inKhz;
235c67634230b0 Aurabindo Pillai 2022-02-23 195 return;
235c67634230b0 Aurabindo Pillai 2022-02-23 196 }
235c67634230b0 Aurabindo Pillai 2022-02-23 197
235c67634230b0 Aurabindo Pillai 2022-02-23 @198 void dccg32_set_dpstreamclk(
235c67634230b0 Aurabindo Pillai 2022-02-23 199 struct dccg *dccg,
235c67634230b0 Aurabindo Pillai 2022-02-23 200 enum streamclk_source src,
235c67634230b0 Aurabindo Pillai 2022-02-23 201 int otg_inst)
235c67634230b0 Aurabindo Pillai 2022-02-23 202 {
235c67634230b0 Aurabindo Pillai 2022-02-23 203 struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg);
235c67634230b0 Aurabindo Pillai 2022-02-23 204
235c67634230b0 Aurabindo Pillai 2022-02-23 205 /* set the dtbclk_p source */
235c67634230b0 Aurabindo Pillai 2022-02-23 206 dccg32_set_dtbclk_p_src(dccg, src, otg_inst);
235c67634230b0 Aurabindo Pillai 2022-02-23 207
235c67634230b0 Aurabindo Pillai 2022-02-23 208 /* enabled to select one of the DTBCLKs for pipe */
235c67634230b0 Aurabindo Pillai 2022-02-23 209 switch (otg_inst)
235c67634230b0 Aurabindo Pillai 2022-02-23 210 {
235c67634230b0 Aurabindo Pillai 2022-02-23 211 case 0:
235c67634230b0 Aurabindo Pillai 2022-02-23 212 REG_UPDATE_2(DPSTREAMCLK_CNTL,
235c67634230b0 Aurabindo Pillai 2022-02-23 213 DPSTREAMCLK0_EN,
235c67634230b0 Aurabindo Pillai 2022-02-23 214 (src == REFCLK) ? 0 : 1, DPSTREAMCLK0_SRC_SEL, 0);
235c67634230b0 Aurabindo Pillai 2022-02-23 215 break;
235c67634230b0 Aurabindo Pillai 2022-02-23 216 case 1:
235c67634230b0 Aurabindo Pillai 2022-02-23 217 REG_UPDATE_2(DPSTREAMCLK_CNTL, DPSTREAMCLK1_EN,
235c67634230b0 Aurabindo Pillai 2022-02-23 218 (src == REFCLK) ? 0 : 1, DPSTREAMCLK1_SRC_SEL, 1);
235c67634230b0 Aurabindo Pillai 2022-02-23 219 break;
235c67634230b0 Aurabindo Pillai 2022-02-23 220 case 2:
235c67634230b0 Aurabindo Pillai 2022-02-23 221 REG_UPDATE_2(DPSTREAMCLK_CNTL, DPSTREAMCLK2_EN,
235c67634230b0 Aurabindo Pillai 2022-02-23 222 (src == REFCLK) ? 0 : 1, DPSTREAMCLK2_SRC_SEL, 2);
235c67634230b0 Aurabindo Pillai 2022-02-23 223 break;
235c67634230b0 Aurabindo Pillai 2022-02-23 224 case 3:
235c67634230b0 Aurabindo Pillai 2022-02-23 225 REG_UPDATE_2(DPSTREAMCLK_CNTL, DPSTREAMCLK3_EN,
235c67634230b0 Aurabindo Pillai 2022-02-23 226 (src == REFCLK) ? 0 : 1, DPSTREAMCLK3_SRC_SEL, 3);
235c67634230b0 Aurabindo Pillai 2022-02-23 227 break;
235c67634230b0 Aurabindo Pillai 2022-02-23 228 default:
235c67634230b0 Aurabindo Pillai 2022-02-23 229 BREAK_TO_DEBUGGER();
235c67634230b0 Aurabindo Pillai 2022-02-23 230 return;
235c67634230b0 Aurabindo Pillai 2022-02-23 231 }
235c67634230b0 Aurabindo Pillai 2022-02-23 232 }
235c67634230b0 Aurabindo Pillai 2022-02-23 233
235c67634230b0 Aurabindo Pillai 2022-02-23 @234 void dccg32_otg_add_pixel(struct dccg *dccg,
235c67634230b0 Aurabindo Pillai 2022-02-23 235 uint32_t otg_inst)
235c67634230b0 Aurabindo Pillai 2022-02-23 236 {
235c67634230b0 Aurabindo Pillai 2022-02-23 237 struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg);
235c67634230b0 Aurabindo Pillai 2022-02-23 238
235c67634230b0 Aurabindo Pillai 2022-02-23 239 REG_UPDATE(OTG_PIXEL_RATE_CNTL[otg_inst],
235c67634230b0 Aurabindo Pillai 2022-02-23 240 OTG_ADD_PIXEL[otg_inst], 1);
235c67634230b0 Aurabindo Pillai 2022-02-23 241 }
235c67634230b0 Aurabindo Pillai 2022-02-23 242
235c67634230b0 Aurabindo Pillai 2022-02-23 @243 void dccg32_otg_drop_pixel(struct dccg *dccg,
235c67634230b0 Aurabindo Pillai 2022-02-23 244 uint32_t otg_inst)
235c67634230b0 Aurabindo Pillai 2022-02-23 245 {
235c67634230b0 Aurabindo Pillai 2022-02-23 246 struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg);
235c67634230b0 Aurabindo Pillai 2022-02-23 247
235c67634230b0 Aurabindo Pillai 2022-02-23 248 REG_UPDATE(OTG_PIXEL_RATE_CNTL[otg_inst],
235c67634230b0 Aurabindo Pillai 2022-02-23 249 OTG_DROP_PIXEL[otg_inst], 1);
235c67634230b0 Aurabindo Pillai 2022-02-23 250 }
235c67634230b0 Aurabindo Pillai 2022-02-23 251
:::::: The code at line 142 was first introduced by commit
:::::: 235c67634230b0f9ad8c0185272fed36c892b1c4 drm/amd/display: add DCN32/321 specific files for Display Core
:::::: TO: Aurabindo Pillai <aurabindo.pillai@....com>
:::::: CC: Alex Deucher <alexander.deucher@....com>
--
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