[PATCH 00/23] DC Patches June 04, 2025

Alex Hung alex.hung at amd.com
Wed Jun 4 18:43:11 UTC 2025


This DC patchset brings improvements in multiple areas. In summary, we
highlight:

* Improvements on DCN4, MPC, DSC, DP and others
* Enhancements on backlight and brightness
* Fixes on mpv video playback and display flicking

Cc: Daniel Wheeler <daniel.wheeler at amd.com>

Alex Hung (2):
  drm/amd/display: Fix mpv playback corruption on weston
  drm/amd/display: Fix kernel docs for new struct members

Aurabindo Pillai (1):
  drm/amd/display: DML2.1 changes

Ausef Yousof (2):
  drm/amd/display: Don't disable dtb as dto src during dpms off
  drm/amd/display: Adjust dto fix coverage

Austin Zheng (1):
  drm/amd/display: Deprecate Loading Bounding Box From DMUB On DCN4

Brendan Steve Leder (1):
  drm/amd/display: Add custom segmentation support

Charlene Liu (1):
  drm/amd/display: Add HW change required mpc gamut remap

Cruise Hung (1):
  drm/amd/display: Add DPIA debug option for zero allocation patch

Dillon Varone (2):
  drm/amd/display: Remove dml/dcn401 files and references
  drm/amd/display: Refactor DML2 DC power instance

Dmytro Laktyushkin (1):
  drm/amd/display: Update tmz_surface type to match register

Mario Limonciello (2):
  drm/amd/display: Only read ACPI backlight caps once
  drm/amd/display: Export full brightness range to userspace

Michael Strauss (1):
  drm/amd/display: Get LTTPR IEEE OUI/Device ID From Closest LTTPR To
    Host

Muhammad Ahmed (1):
  drm/amd/display: Add option to disable PHY SSC reduction on
    transmitter enable

Nicholas Kazlauskas (1):
  drm/amd/display: Add more checks for DSC / HUBP ONO guarantees

Peichen Huang (2):
  drm/amd/display: Remove dpia debug bits
  drm/amd/display: Add dc cap for dp tunneling

Ryan Seto (1):
  drm/amd/display: Clear DPP 3DLUT Cap

Taimur Hassan (1):
  drm/amd/display: Promote DC to 3.2.337

Yihan Zhu (2):
  drm/amd/display: Add RMCM debug logging
  drm/amd/display: Fix RMCM programming seq errors

 .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |  63 +++--
 .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h |   3 +-
 .../drm/amd/display/dc/bios/command_table2.c  |   1 +
 .../dc/clk_mgr/dcn401/dcn401_clk_mgr.c        |  87 ++++---
 .../dc/clk_mgr/dcn401/dcn401_clk_mgr.h        |   1 +
 drivers/gpu/drm/amd/display/dc/core/dc.c      |  33 +++
 .../gpu/drm/amd/display/dc/core/dc_state.c    |  11 +-
 drivers/gpu/drm/amd/display/dc/dc.h           |  25 +-
 drivers/gpu/drm/amd/display/dc/dc_dp_types.h  |   4 +-
 drivers/gpu/drm/amd/display/dc/dc_hw_types.h  |   5 +-
 drivers/gpu/drm/amd/display/dc/dml/Makefile   |   4 -
 .../amd/display/dc/dml/dcn401/dcn401_fpu.c    | 239 ------------------
 .../amd/display/dc/dml/dcn401/dcn401_fpu.h    |  14 -
 drivers/gpu/drm/amd/display/dc/dml2/Makefile  |  13 +-
 .../dc/dml2/dml21/dml21_translation_helper.c  |  18 +-
 .../dml21/inc/dml_top_soc_parameter_types.h   |   4 +
 .../src/dml2_core/dml2_core_dcn4_calcs.c      |   5 +-
 .../dml21/src/dml2_core/dml2_core_utils.c     |   2 +-
 .../display/dc/dml2/dml2_translation_helper.c |   1 +
 .../drm/amd/display/dc/dml2/dml2_wrapper.h    |   2 +-
 .../amd/display/dc/dpp/dcn401/dcn401_dpp.h    |   1 +
 .../amd/display/dc/hubp/dcn10/dcn10_hubp.h    |  19 ++
 .../amd/display/dc/hwss/dce110/dce110_hwseq.c |   6 +-
 .../amd/display/dc/hwss/dcn10/dcn10_hwseq.c   |  59 +++++
 .../amd/display/dc/hwss/dcn20/dcn20_hwseq.c   |   9 +
 .../amd/display/dc/hwss/dcn35/dcn35_hwseq.c   |  28 ++
 .../amd/display/dc/hwss/dcn401/dcn401_hwseq.c |  12 +-
 .../gpu/drm/amd/display/dc/inc/hw/clk_mgr.h   |   2 +
 drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h   |  47 ++++
 .../drm/amd/display/dc/link/link_detection.c  |   3 +-
 .../dc/link/protocols/link_dp_capability.c    |  38 ++-
 .../dc/link/protocols/link_dp_dpia_bw.c       |  18 +-
 drivers/gpu/drm/amd/display/dc/mpc/Makefile   |   2 +-
 .../amd/display/dc/mpc/dcn401/dcn401_mpc.c    |  10 +-
 .../amd/display/dc/mpc/dcn401/dcn401_mpc.h    |  13 +
 .../dc/resource/dcn31/dcn31_resource.c        |   3 +
 .../dc/resource/dcn314/dcn314_resource.c      |   3 +
 .../dc/resource/dcn32/dcn32_resource.c        |  17 +-
 .../dc/resource/dcn321/dcn321_resource.c      |  19 +-
 .../dc/resource/dcn35/dcn35_resource.c        |   6 +-
 .../dc/resource/dcn351/dcn351_resource.c      |   6 +-
 .../dc/resource/dcn36/dcn36_resource.c        |   6 +-
 .../dc/resource/dcn401/dcn401_resource.c      |  18 +-
 drivers/gpu/drm/amd/display/dc/sspl/dc_spl.c  |  17 +-
 .../drm/amd/display/dc/sspl/dc_spl_types.h    |   2 +
 .../gpu/drm/amd/display/dmub/inc/dmub_cmd.h   |  26 +-
 46 files changed, 500 insertions(+), 425 deletions(-)
 delete mode 100644 drivers/gpu/drm/amd/display/dc/dml/dcn401/dcn401_fpu.c
 delete mode 100644 drivers/gpu/drm/amd/display/dc/dml/dcn401/dcn401_fpu.h

-- 
2.43.0



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