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* [Intel-gfx] [PATCH v2 0/2] Fix modeset locking issue in HDCP MST
@ 2023-05-11  9:56 Suraj Kandpal
  2023-05-11  9:56 ` [Intel-gfx] [PATCH v2 1/2] drm/i915/hdcp: add intel_atomic_state argument to hdcp_enable function Suraj Kandpal
                   ` (4 more replies)
  0 siblings, 5 replies; 7+ messages in thread
From: Suraj Kandpal @ 2023-05-11  9:56 UTC (permalink / raw)
  To: intel-gfx

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 

--v2
-call intel_hdcp_prepare_stream instead of intel_hdcp_required_stream
in the beginning [Ankit]
-replace intel_connector argument with intel_encoder [Jani]

Signed-off-by: Suraj Kandpal <suraj.kandpal@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    |  4 +-
 drivers/gpu/drm/i915/display/intel_dp_mst.c |  4 +-
 drivers/gpu/drm/i915/display/intel_hdcp.c   | 55 ++++++++++-----------
 drivers/gpu/drm/i915/display/intel_hdcp.h   |  6 ++-
 4 files changed, 32 insertions(+), 37 deletions(-)

-- 
2.25.1


^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2023-05-12 11:26 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-05-11  9:56 [Intel-gfx] [PATCH v2 0/2] Fix modeset locking issue in HDCP MST Suraj Kandpal
2023-05-11  9:56 ` [Intel-gfx] [PATCH v2 1/2] drm/i915/hdcp: add intel_atomic_state argument to hdcp_enable function Suraj Kandpal
2023-05-11  9:56 ` [Intel-gfx] [PATCH v2 2/2] drm/i915/hdcp: Fix modeset locking issue in hdcp mst Suraj Kandpal
2023-05-12 11:26   ` Nautiyal, Ankit K
2023-05-11 11:21 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for Fix modeset locking issue in HDCP MST (rev2) Patchwork
2023-05-11 11:39 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-05-11 14:27 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork

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