[Intel-gfx] [PATCH v11 0/6] Enable HDCP2.x via GSC CS

[Suraj Kandpal]

These patches enable HDCP2.x on machines MTL and above.
>From MTL onwards CSME is spilt into GSC and CSC and now
we use GSC CS instead of MEI to talk to firmware to start
HDCP authentication

--v2
-Fixing some checkpatch changes which I forgot before sending
out the series

--v3
-Drop cp and fw to make naming more agnostic[Jani]
-Sort header[Jani]
-remove static inline function from i915_hdcp_interface[Jani]
-abstract DISPLAY_VER check[Jani]

--v4
-Remove stale comment P2 [Jani]
-Fix part where file rename looks like its removed in P2 and
added in P3 [Jani]
-Add bitmask definition for host session id[Alan]
-Seprating gsc load and heci cmd submission into different funcs[Alan]
-Create comman function to fill gsc_mtl_header[Alan]

--v5
-No need to make hdcp_message field null as we use kzalloc [Alan]
-use i915->drm instead of gt->i915->drm [Alan]

--v6
-Make each patch build individually [Jani]
-drop cp_fw stale commit subject [Jani]
-fix the date on license [Jani]
-revert back to orginal design where mei and gsc fill their own header

--v7
-remove RB by Ankit

--v8
-change design to allocate and deallocate hdcp_message only at
enablement and disabling of hdcp [Alan]
-fix few formatting issue [Ankit]
-fix stale comments [Ankit]

--v9
-move allocation dealloc of hdcp messgae to init and teardown [Alan]
-remove obj from hdcp message , use i915_vma_unpin_and_release [Alan]
-remove return statement from intel_hdcp_gsc_fini [Ankit]

--v10
-remove unnecessary i915_vma_unpin [Alan]

--v11
-commit message and header fix [Uma]
-comment style fix [Uma]
-add line gap [Uma]

Anshuman Gupta (1):
  drm/i915/hdcp: Use generic names for HDCP helpers and structs

Suraj Kandpal (5):
  drm/i915/gsc: Create GSC request submission mechanism
  drm/i915/hdcp: HDCP2.x Refactoring to agnostic hdcp
  drm/i915/hdcp: Refactor HDCP API structures
  drm/i915/mtl: Add function to send command to GSC CS
  drm/i915/mtl: Add HDCP GSC interface

 drivers/gpu/drm/i915/Makefile                 |   2 +
 .../gpu/drm/i915/display/intel_display_core.h |   8 +-
 .../drm/i915/display/intel_display_types.h    |   2 +-
 drivers/gpu/drm/i915/display/intel_hdcp.c     | 109 ++-
 drivers/gpu/drm/i915/display/intel_hdcp_gsc.c | 831 ++++++++++++++++++
 drivers/gpu/drm/i915/display/intel_hdcp_gsc.h |  26 +
 drivers/gpu/drm/i915/gt/intel_gpu_commands.h  |   2 +
 .../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c | 109 +++
 .../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.h |  61 ++
 drivers/misc/mei/hdcp/mei_hdcp.c              | 105 ++-
 drivers/misc/mei/hdcp/mei_hdcp.h              | 354 --------
 include/drm/i915_hdcp_interface.h             | 539 ++++++++++++
 include/drm/i915_mei_hdcp_interface.h         | 184 ----
 13 files changed, 1693 insertions(+), 639 deletions(-)
 create mode 100644 drivers/gpu/drm/i915/display/intel_hdcp_gsc.c
 create mode 100644 drivers/gpu/drm/i915/display/intel_hdcp_gsc.h
 create mode 100644 drivers/gpu/drm/i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c
 create mode 100644 drivers/gpu/drm/i915/gt/uc/intel_gsc_uc_heci_cmd_submit.h
 create mode 100644 include/drm/i915_hdcp_interface.h
 delete mode 100644 include/drm/i915_mei_hdcp_interface.h

-- 
2.25.1