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[v2,00/12] drm/i915: Add support for HDCP 1.4 over MST connectors

Message ID 20191212190230.188505-1-sean@poorly.run (mailing list archive)
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Series drm/i915: Add support for HDCP 1.4 over MST connectors | expand

Message

Sean Paul Dec. 12, 2019, 7:02 p.m. UTC 
From: Sean Paul <seanpaul@chromium.org>

Hello again,
Here's the second version of my set to enable MST over HDCP. The big
changes stemmed from Ville's review. It was super helpful to get that
pushback, and led me to more critically debug the disable paths. As a
result, I think I chased a few more gremlins out of the system.
Individual commit messages have the v2 changes, so I won't enumerate
them here.

Thanks in advance,

Sean

v1 cover: https://lists.freedesktop.org/archives/dri-devel/2019-December/247501.html

Sean Paul (12):
  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: Expose HDCP shim functions from dp for use by dp_mst
  drm/i915: Add HDCP 1.4 support for MST connectors

 drivers/gpu/drm/i915/display/intel_ddi.c      |  27 +--
 drivers/gpu/drm/i915/display/intel_ddi.h      |   2 +
 .../drm/i915/display/intel_display_types.h    |  47 ++++-
 drivers/gpu/drm/i915/display/intel_dp.c       |  79 ++++----
 drivers/gpu/drm/i915/display/intel_dp.h       |   6 +
 drivers/gpu/drm/i915/display/intel_dp_mst.c   |  90 +++++++++
 drivers/gpu/drm/i915/display/intel_hdcp.c     | 190 ++++++++++++++----
 drivers/gpu/drm/i915/display/intel_hdmi.c     |  18 +-
 include/drm/drm_hdcp.h                        |   3 +
 9 files changed, 352 insertions(+), 110 deletions(-)