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[RFC,0/3] Link off between frames for edp

Message ID 20240304074303.202882-1-animesh.manna@intel.com (mailing list archive)
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Series Link off between frames for edp | expand

Message

Animesh Manna March 4, 2024, 7:43 a.m. UTC 
Link Off Between Active Frames (LOBF) allows an eDP link to be turned Off and On
durning long VBLANK durations without enabling any of the PSR/PSR2/PR modes of operation.

Bspec: 71477

Note: This is a feature has dependency on ALPM, AS SDP. So the below changes
are done on top of the following patch series where review is ongoing. So
compilation issue expected from CI.
https://patchwork.freedesktop.org/series/129938/
https://patchwork.freedesktop.org/series/126829/

These patches are not tested, sending early for review feedback

Signed-off-by: Animesh Manna <animesh.manna@intel.com>

Animesh Manna (3):
  drm/i915/alpm: Move alpm parameters from intel_psr
  drm/i915/alpm: Add compute config for lobf
  drm/i915/alpm: Enable lobf from source in ALPM_CTL

 .../drm/i915/display/intel_display_types.h    | 27 +++---
 drivers/gpu/drm/i915/display/intel_dp.c       |  1 +
 drivers/gpu/drm/i915/display/intel_psr.c      | 92 ++++++++++++++-----
 drivers/gpu/drm/i915/display/intel_psr.h      |  3 +
 4 files changed, 89 insertions(+), 34 deletions(-)