diff options
| author | Anshuman Gupta <anshuman.gupta@intel.com> | 2021-01-11 11:11:06 +0300 |
|---|---|---|
| committer | Anshuman Gupta <anshuman.gupta@intel.com> | 2021-01-13 05:59:31 +0300 |
| commit | fc6097d4fb2988f12954993be70b882a345a35e5 (patch) | |
| tree | 2106021a8a9f64cb4a2f39fa9c03f78e6b6339dd /drivers/gpu/drm/i915/display/intel_dp_mst.c | |
| parent | 6c63e6e14da7f55114d7e9077e89dc9ab8adeebb (diff) | |
| download | linux-fc6097d4fb2988f12954993be70b882a345a35e5.tar.xz | |
drm/i915/hdcp: DP MST transcoder for link and stream
Gen12 has H/W delta with respect to HDCP{1.x,2.x} display engine
instances lies in Transcoder instead of DDI as in Gen11.
This requires hdcp driver to use mst_master_transcoder for link
authentication and stream transcoder for stream encryption
separately.
This will be used for both HDCP 1.4 and HDCP 2.2 over DP MST
on Gen12.
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Reviewed-by: Ramalingam C <ramalingam.c@intel.com>
Tested-by: Karthik B S <karthik.b.s@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210111081120.28417-6-anshuman.gupta@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 27f04aed8764..47beb442094f 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -569,7 +569,7 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, if (conn_state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED) intel_hdcp_enable(to_intel_connector(conn_state->connector), - pipe_config->cpu_transcoder, + pipe_config, (u8)conn_state->hdcp_content_type); } |