kernel/linux.git/drivers/gpu/drm/amd/display/dc/dm_helpers.h, branch v5.13.5

drm/amd/display: add helper for enabling mst stream features

2021-04-21T01:42:53+00:00

[Why] Some MST devices uses different method to enable mst specific stream features. [How] Add dm_helpers_mst_enable_stream features. This can be modified later when we are ready to implement those features. Signed-off-by: Bing Guo Reviewed-by: Anthony Koo Acked-by: Aurabindo Pillai Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Fix typo for helpers function name

2021-03-24T03:32:46+00:00

[why] Word "helper" was misspelled as "helpes" in dm_helpes_dmub_outbox0_interrupt_control function. [how] Fix the spelling. Tested-by: Daniel Wheeler Signed-off-by: Leo (Hanghong) Ma Reviewed-by: Yongqiang Sun Acked-by: Solomon Chiu Signed-off-by: Alex Deucher

drm/amd/display: Implement dmub trace event

2021-03-02T19:07:10+00:00

[Why & How] DMUB FW send trace event via outbox0 interrupt. Driver will handle it. Tested-by: Daniel Wheeler Signed-off-by: Yongqiang Sun Reviewed-by: Tony Cheng Acked-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

drm/amd/display: Clear dc remote sinks on MST disconnect

2020-12-01T20:59:57+00:00

[Why&How] Recent changes to upstream mst code remove the callback which cleared the internal state for mst. Move the missing functionality that was previously called through the destroy call back for mst connector destroy Signed-off-by: Aurabindo Pillai Signed-off-by: Eryk Brol Reviewed-by: Nicholas Kazlauskas Signed-off-by: Alex Deucher

drm/amdgpu: fold CONFIG_DRM_AMD_DC_DCN3* into CONFIG_DRM_AMD_DC_DCN (v3)

2020-11-04T22:11:37+00:00

Avoids confusion in configurations. v2: fix build when CONFIG_DRM_AMD_DC_DCN is disabled v3: rebase on latest code Reviewed-by: Luben Tuikov (v1) Signed-off-by: Alex Deucher

drm/amd/display: Add DCN3 Support in DM (v2)

2020-07-01T05:59:15+00:00

Handle DCN3 in amdgpu_dm v2: fix num_pkrs handling Signed-off-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher

drm/amd/display: Drop CONFIG_DRM_AMD_DC_DCN2_0 and DSC_SUPPORTED

2019-11-13T20:29:44+00:00

[Why] DCN2 and DSC are stable enough to be build by default. So drop the flags. [How] Remove them using the unifdef tool. The following commands were executed in sequence: $ find -name '*.c' -exec unifdef -m -DCONFIG_DRM_AMD_DC_DSC_SUPPORT -DCONFIG_DRM_AMD_DC_DCN2_0 -UCONFIG_TRIM_DRM_AMD_DC_DCN2_0 '{}' ';' $ find -name '*.h' -exec unifdef -m -DCONFIG_DRM_AMD_DC_DSC_SUPPORT -DCONFIG_DRM_AMD_DC_DCN2_0 -UCONFIG_TRIM_DRM_AMD_DC_DCN2_0 '{}' ';' In addition: * Remove from kconfig, and replace any dependencies with DCN1_0. * Remove from any makefiles. * Fix and cleanup NV defninitions in dal_asic_id.h * Expand DCN1 ifdef to include DCN2 code in the following files: * clk_mgr/clk_mgr.c: dc_clk_mgr_create() * core/dc_resources.c: dc_create_resource_pool() * dce/dce_dmcu.c: dcn20_*lock_phy() * dce/dce_dmcu.c: dcn20_funcs * dce/dce_dmcu.c: dcn20_dmcu_create() * gpio/hw_factory.c: dal_hw_factory_init() * gpio/hw_translate.c: dal_hw_translate_init() Signed-off-by: Leo Li Signed-off-by: Bhawanpreet Lakha Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amd/display: Don't allocate payloads if link lost

2019-09-13T22:55:01+00:00

We should not allocate payloads if the link is lost until the link is retrained. Some displays require this. Signed-off-by: Alvin Lee Reviewed-by: Wenjing Liu Acked-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher

drm/amd/display: Add DSC support for Navi (v2)

2019-06-22T14:34:07+00:00

Add support for DCN2 DSC (Display Stream Compression) HW Blocks: +--------++------+ +----------+ | HUBBUB || HUBP | <-- | MMHUBBUB | +--------++------+ +----------+ | ^ v | +--------+ +--------+ | DPP | | DWB | +--------+ +--------+ | v ^ +--------+ | | MPC | | +--------+ | | | v | +-------+ +-------+ | | OPP | <--> | DSC | | +-------+ +-------+ | | | v | +--------+ / | OPTC | -------------- +--------+ | v +--------+ +--------+ | DIO | | DCCG | +--------+ +--------+ v2: rebase (Alex) Signed-off-by: Harry Wentland Signed-off-by: Alex Deucher

drm/amd/display: Poll pending DOWN_REP before enabling the link

2019-03-19T20:04:02+00:00

[Why] With special monitor combination on MST, the UP_REQ could come after clear payload table. It makes the pending DOWN_REP fail to be handled after link training and the new DOWN_REQ will be queued until time out . [How] To move the current polling pending DOWN_REP procedure to after clear payload table to make sure the pending DOWN_REP can be done before enabling the link. Signed-off-by: Martin Tsai Reviewed-by: Tony Cheng Acked-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher