[PATCH v3 00/13] drm/i915/dp: dp 2.0 enabling prep work

Jani Nikula jani.nikula at intel.com
Thu Sep 9 12:51:52 UTC 2021


v3 of https://patchwork.freedesktop.org/series/93800/ with minor tweaks
and the already merged patches obviously dropped.

Jani Nikula (13):
  drm/dp: add DP 2.0 UHBR link rate and bw code conversions
  drm/dp: use more of the extended receiver cap
  drm/dp: add LTTPR DP 2.0 DPCD addresses
  drm/dp: add helper for extracting adjust 128b/132b TX FFE preset
  drm/i915/dg2: add DG2+ TRANS_DDI_FUNC_CTL DP 2.0 128b/132b mode
  drm/i915/dp: add helper for checking for UHBR link rate
  drm/i915/dp: use 128b/132b TPS2 for UHBR+ link rates
  drm/i915/dp: select 128b/132b channel encoding for UHBR rates
  drm/i915/dg2: configure TRANS_DP2_CTL for DP 2.0
  drm/i915/dp: add HAS_DP20 macro
  drm/i915/dg2: use 128b/132b transcoder DDI mode
  drm/i915/dg2: configure TRANS_DP2_VFREQ{HIGH,LOW} for 128b/132b
  drm/i915/dg2: update link training for 128b/132b

 drivers/gpu/drm/drm_dp_helper.c               | 42 +++++++-
 drivers/gpu/drm/i915/display/intel_ddi.c      | 61 +++++++++---
 drivers/gpu/drm/i915/display/intel_dp.c       |  6 ++
 drivers/gpu/drm/i915/display/intel_dp.h       |  1 +
 .../drm/i915/display/intel_dp_link_training.c | 99 +++++++++++++------
 drivers/gpu/drm/i915/display/intel_dp_mst.c   | 11 +++
 drivers/gpu/drm/i915/i915_drv.h               |  1 +
 drivers/gpu/drm/i915/i915_reg.h               |  2 +-
 include/drm/drm_dp_helper.h                   |  6 ++
 9 files changed, 180 insertions(+), 49 deletions(-)

-- 
2.30.2



More information about the dri-devel mailing list