Warnings on amd-staging-drm-next branch

Harry Wentland harry.wentland at amd.com
Wed Jan 4 21:59:25 UTC 2017


Thanks, Mike.

Fixing these warnings is on my ToDo list. Expect a patch in the next 
couple of days to fix these.

Harry

On 2017-01-04 04:51 PM, Mike Lothian wrote:
> Hi
>
> I get the following warnings when using GCC 6.3 and the new 
> amd-staging-drm-next branch
>
> axionagd5f # make -j20
>  CHK     include/config/kernel.release
>  CHK     include/generated/uapi/linux/version.h
>  CHK     include/generated/utsrelease.h
>  CHK     include/generated/timeconst.h
>  CHK     include/generated/bounds.h
>  CHK     include/generated/asm-offsets.h
>  CALL    scripts/checksyscalls.sh
>  CHK     include/generated/compile.h
>  CHK     kernel/config_data.h
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_drv.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_device.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_kms.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.o
>  CC      drivers/gpu/drm/amd/amdgpu/atombios_crtc.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.o
>  CC      drivers/gpu/drm/amd/amdgpu/atom.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_fence.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_object.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_gart.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_encoders.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_display.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_i2c.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_fb.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_gem.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ring.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_cs.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_bios.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_test.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_pm.o
>  CC      drivers/gpu/drm/amd/amdgpu/atombios_dp.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_afmt.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_trace_points.o
>  CC      drivers/gpu/drm/amd/amdgpu/atombios_encoders.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_sa.o
>  CC      drivers/gpu/drm/amd/amdgpu/atombios_i2c.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_prime.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_vm.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ib.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_pll.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_sync.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/vi.o
>  CC      drivers/gpu/drm/amd/amdgpu/gmc_v7_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/gmc_v8_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_irq.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ih.o
>  CC      drivers/gpu/drm/amd/amdgpu/iceland_ih.o
>  CC      drivers/gpu/drm/amd/amdgpu/tonga_ih.o
>  CC      drivers/gpu/drm/amd/amdgpu/cz_ih.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.o
>  CC      drivers/gpu/drm/amd/amdgpu/dce_v10_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/dce_v11_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/dce_virtual.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.o
>  CC      drivers/gpu/drm/amd/amdgpu/gfx_v8_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/sdma_v2_4.o
>  CC      drivers/gpu/drm/amd/amdgpu/sdma_v3_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.o
>  CC      drivers/gpu/drm/amd/amdgpu/uvd_v5_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/uvd_v6_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_vce.o
>  CC      drivers/gpu/drm/amd/amdgpu/vce_v3_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_job.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ioc32.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.o
>  CC      drivers/gpu/drm/amd/amdgpu/amdgpu_mn.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/smumgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/cz_smumgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/tonga_smumgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smumgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smc.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/polaris10_smumgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/iceland_smumgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/polaris10_smc.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/tonga_smc.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/smu7_smumgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/iceland_smc.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/hwmgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/processpptables.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/functiontables.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/hardwaremanager.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/pp_acpi.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/cz_hwmgr.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/cz_clockpowergating.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/process_pptables_v1_0.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/ppatomctrl.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_hwmgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_powertune.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_thermal.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_clockpowergating.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/eventmgr/eventmgr.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/eventmgr/eventinit.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../powerplay/eventmgr/eventmanagement.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../powerplay/eventmgr/eventactionchains.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../powerplay/eventmgr/eventsubchains.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/eventmgr/eventtasks.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/eventmgr/psm.o
>  CC      drivers/gpu/drm/amd/amdgpu/../powerplay/amd_powerplay.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_types.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_irq.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_mst_types.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_services.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_helpers.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/conversion.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/fixpt31_32.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/fixpt32_32.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/grph_object_id.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/logger.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/log_helpers.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/signal_types.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/basics/vector.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser_interface.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser_helper.o
> In file included from ./include/linux/agp_backend.h:33:0,
>                 from ./include/drm/drmP.h:35,
>                 from 
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_types.c:29:
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_types.c: In 
> function ‘create_target_for_sink’:
> ./include/linux/list.h:385:29: warning: initialization discards 
> ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
>  struct list_head *head__ = (ptr); \
> ^
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_types.c:972:20: 
> note: in expansion of macro ‘list_first_entry_or_null’
>   preferred_mode = list_first_entry_or_null(
> ^~~~~~~~~~~~~~~~~~~~~~~~
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table_helper.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/dce80/command_table_helper_dce80.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/dce110/command_table_helper_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/bios/dce112/command_table_helper_dce112.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/bandwidth_calcs.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/bw_fixed.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/gamma_calcs.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_audio.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_stream_encoder.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_link_encoder.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_mem_input.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_scl_filters.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_transform.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clocks.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/gpio_base.o
> drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/gamma_calcs.c:201:13: 
> warning: ‘round_custom_float_6_12’ defined but not used 
> [-Wunused-function]
> static bool round_custom_float_6_12(
> ^~~~~~~~~~~~~~~~~~~~~~~
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/gpio_service.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_factory.o
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_link_encoder.c: In 
> function ‘dce110_link_encoder_construct’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_link_encoder.c:1066:2: 
> warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
> if (BP_RESULT_OK == bp_funcs->get_encoder_cap_info(
> ^~
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_link_encoder.c:1071:3: 
> note: ...this statement, but the latter is misleadingly indented as if 
> it is guarded by the ‘if’
> enc110->base.features.flags.bits.IS_HBR3_CAPABLE =
> ^~~~~~
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_gpio.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_hpd.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_ddc.o
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c: In function 
> ‘regamma_config_regions_and_segments’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c:122:11: 
> warning: unused variable ‘value’ [-Wunused-variable]
>  uint32_t value = 0;
> ^~~~~
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c: In function 
> ‘dce110_opp_set_clamping’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c:568:11: 
> warning: unused variable ‘clamp_cntl_value’ [-Wunused-variable]
>  uint32_t clamp_cntl_value = 0;
> ^~~~~~~~~~~~~~~~
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c: In function 
> ‘program_formatter_reset_dig_resync_fifo’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c:734:10: 
> warning: unused variable ‘counter’ [-Wunused-variable]
>  uint8_t counter = 10;
> ^~~~~~~
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c: In function 
> ‘configure_graphics_mode’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_opp.c:813:21: 
> warning: unused variable ‘ctx’ [-Wunused-variable]
>  struct dc_context *ctx = opp110->base.ctx;
> ^~~
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_translate.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dce80/hw_translate_dce80.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dce80/hw_factory_dce80.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dce110/hw_translate_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dce110/hw_factory_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/diagnostics/hw_translate_diag.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/diagnostics/hw_factory_diag.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/aux_engine.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/engine_base.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/i2caux.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/i2c_engine.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/i2c_generic_hw_engine.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/i2c_hw_engine.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/i2c_sw_engine.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce80/i2caux_dce80.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce80/i2c_hw_engine_dce80.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce80/i2c_sw_engine_dce80.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce100/i2caux_dce100.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce110/i2caux_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce110/i2c_sw_engine_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce110/i2c_hw_engine_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce110/aux_engine_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/dce112/i2caux_dce112.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/i2caux/diagnostics/i2caux_diag.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/irq/irq_service.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/irq/dce80/irq_service_dce80.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/irq/dce110/irq_service_dce110.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/virtual/virtual_link_encoder.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/virtual/virtual_stream_encoder.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce112/dce112_compressor.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce112/dce112_hw_sequencer.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce112/dce112_resource.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce112/dce112_mem_input.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_ipp.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_ipp_cursor.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_ipp_gamma.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_timing_generator.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_compressor.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_mem_input.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_hw_sequencer.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_resource.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_opp_regamma_v.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_opp_csc_v.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_timing_generator_v.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_mem_input_v.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_opp_v.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_transform_v.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce100/dce100_resource.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce100/dce100_hw_sequencer.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_ipp.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_ipp_gamma.o
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_ipp_gamma.c: In 
> function ‘dce110_ipp_set_degamma’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_ipp_gamma.c:75:11: 
> warning: unused variable ‘value’ [-Wunused-variable]
>  uint32_t value = 0;
> ^~~~~
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_timing_generator.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_compressor.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_mem_input.o
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_hw_sequencer.c: 
> In function ‘dce110_set_output_transfer_func’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_hw_sequencer.c:296:29: 
> warning: unused variable ‘prescale_params’ [-Wunused-variable]
>  struct ipp_prescale_params prescale_params = { 0 };
> ^~~~~~~~~~~~~~~
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_hw_sequencer.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_resource.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_hw_sequencer.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_target.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_sink.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_surface.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_hwss.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_ddc.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_debug.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_stream.o
>  CC      drivers/gpu/drm/amd/amdgpu/../display/dc/dc_helper.o
>  CC 
>      drivers/gpu/drm/amd/amdgpu/../display/modules/freesync/freesync.o
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c: In 
> function ‘set_hdr_static_info_packet’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:1740:2: 
> warning: ISO C90 forbids mixed declarations and code 
> [-Wdeclaration-after-statement]
> struct dc_hdr_static_metadata hdr_metadata =
> ^~~~~~
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:1760:2: 
> warning: ISO C90 forbids mixed declarations and code 
> [-Wdeclaration-after-statement]
> uint32_t data;
> ^~~~~~~~
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c: In 
> function ‘set_avi_info_frame’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:1495:38: 
> warning: iteration 28 invokes undefined behavior 
> [-Waggressive-loop-optimizations]
>   info_packet->sb[byte_index] = info_frame.avi_info_packet.
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
> info_packet_hdmi.packet_raw_data.sb 
> <http://info_packet_hdmi.packet_raw_data.sb>[byte_index];
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:1493:2: 
> note: within this loop
> for (byte_index = 0; byte_index < sizeof(info_packet->sb); byte_index++)
> ^~~
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c: In 
> function ‘set_hdr_static_info_packet.isra.8’:
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:1734:11: 
> warning: ‘i’ may be used uninitialized in this function 
> [-Wmaybe-uninitialized]
>  uint16_t i;
> ^
>  LD      drivers/gpu/drm/amd/amdgpu/amdgpu.o
>  LD      drivers/gpu/drm/amd/amdgpu/built-in.o
>  LD      drivers/gpu/drm/built-in.o
>  LD      drivers/gpu/built-in.o
>  LD      drivers/built-in.o
>  LD      vmlinux.o
>
> Would you like me to raise bugs for any of these or are they already 
> known about?
>
> Regards
>
> Mike
>
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx

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