[v5,00/16] drm/i915: Add support for HDCP 1.4 over MST connectors

Message

Sean Paul March 5, 2020, 8:12 p.m. UTC

From: Sean Paul <[e-mail]>

Hello friends,
Another version of HDCP over MST rebased on -tip (pls stop refactoring
stuff!).

I've also added a couple of fixes to fix bugs found when I did some testing
I on a non-CrOS laptop.

PTAL,

Sean


Sean Paul (16):
  drm/i915: Fix sha_text population code
  drm/i915: Clear the repeater bit on HDCP disable
  drm/i915: WARN if HDCP signalling is enabled upon disable
  drm/i915: Intercept Aksv writes in the aux hooks
  drm/i915: Use the cpu_transcoder in intel_hdcp to toggle HDCP
    signalling
  drm/i915: Factor out hdcp->value assignments
  drm/i915: Protect workers against disappearing connectors
  drm/i915: Don't fully disable HDCP on a port if multiple pipes are
    using it
  drm/i915: Support DP MST in enc_to_dig_port() function
  drm/i915: Use ddi_update_pipe in intel_dp_mst
  drm/i915: Factor out HDCP shim functions from dp for use by dp_mst
  drm/i915: Plumb port through hdcp init
  drm/i915: Add connector to hdcp_shim->check_link()
  drm/mst: Add support for QUERY_STREAM_ENCRYPTION_STATUS MST sideband
    message
  drm/i915: Print HDCP version info for all connectors
  drm/i915: Add HDCP 1.4 support for MST connectors

 drivers/gpu/drm/drm_dp_mst_topology.c         | 117 +++
 drivers/gpu/drm/i915/Makefile                 |   1 +
 drivers/gpu/drm/i915/display/intel_ddi.c      |  27 +-
 drivers/gpu/drm/i915/display/intel_ddi.h      |   2 +
 .../drm/i915/display/intel_display_debugfs.c  |  21 +-
 .../drm/i915/display/intel_display_types.h    |  30 +-
 drivers/gpu/drm/i915/display/intel_dp.c       | 624 +--------------
 drivers/gpu/drm/i915/display/intel_dp.h       |   7 +
 drivers/gpu/drm/i915/display/intel_dp_hdcp.c  | 712 ++++++++++++++++++
 drivers/gpu/drm/i915/display/intel_dp_mst.c   |  15 +
 drivers/gpu/drm/i915/display/intel_hdcp.c     | 217 ++++--
 drivers/gpu/drm/i915/display/intel_hdcp.h     |   2 +-
 drivers/gpu/drm/i915/display/intel_hdmi.c     |  25 +-
 include/drm/drm_dp_helper.h                   |   3 +
 include/drm/drm_dp_mst_helper.h               |  44 ++
 include/drm/drm_hdcp.h                        |   3 +
 16 files changed, 1155 insertions(+), 695 deletions(-)
 create mode 100644 drivers/gpu/drm/i915/display/intel_dp_hdcp.c