[Intel-gfx] [PATCH 0/2] Fix modeset locking issue in HDCP MST

Suraj Kandpal suraj.kandpal at intel.com
Thu May 11 05:57:03 UTC 2023


HDCP MST scenario sees modeset locking issue ever since
topology_state was added to drm_atomic_state and all modeset
locks were being taken for us causing a locking issue to occur
when we iterate over connectors to assign vcpi id, the fix
being to pass acquire_ctx to drm_modeset_lock 

Signed-off-by: Suraj Kandpal <suraj.kandpal at intel.com>

Suraj Kandpal (2):
  drm/i915/hdcp: add intel_atomic_state argument to hdcp_enable function
  drm/i915/hdcp: Fix modeset locking issue in hdcp mst

 drivers/gpu/drm/i915/display/intel_ddi.c      |  5 ++-
 .../drm/i915/display/intel_display_types.h    |  2 +
 drivers/gpu/drm/i915/display/intel_dp_mst.c   |  4 +-
 drivers/gpu/drm/i915/display/intel_hdcp.c     | 38 ++++++++++---------
 drivers/gpu/drm/i915/display/intel_hdcp.h     |  6 ++-
 5 files changed, 32 insertions(+), 23 deletions(-)

-- 
2.25.1



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