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 Anshuman Gupta (1): drm/i915/hdcp: Keep hdcp agonstic naming convention Suraj Kandpal (5): drm/i915/gsc: Create GSC request submission mechanism 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 | 3 +- .../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 | 21 + drivers/gpu/drm/i915/gt/intel_gpu_commands.h | 2 + drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.h | 1 + .../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c | 109 +++ .../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.h | 51 ++ drivers/misc/mei/hdcp/mei_hdcp.c | 102 +-- drivers/misc/mei/hdcp/mei_hdcp.h | 354 -------- include/drm/i915_hdcp_interface.h | 539 ++++++++++++ include/drm/i915_mei_hdcp_interface.h | 184 ---- 14 files changed, 1673 insertions(+), 637 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