LGTM. Reviewed-by: Ankit Nautiyal <ankit.k.nauti...@intel.com>
Regards, Ankit On 12/7/2023 11:05 AM, Suraj Kandpal wrote:
Fail repeater authentication step in case RX_INFO indicates HDCP1.x or HDCP2.0/2.1 device is present downstream in repeater topology and content type set by userspace is Type1. --v2 -Fix build error. Signed-off-by: Suraj Kandpal <suraj.kand...@intel.com> --- drivers/gpu/drm/i915/display/intel_hdcp.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index 39b3f7c0c77c..07d110c5841d 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -1633,6 +1633,13 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector) !HDCP_2_2_HDCP1_DEVICE_CONNECTED(rx_info[1]) && !HDCP_2_2_HDCP_2_0_REP_CONNECTED(rx_info[1]);+ if (!dig_port->hdcp_mst_type1_capable && hdcp->content_type &&+ !intel_encoder_is_mst(connector->encoder)) { + drm_dbg_kms(&i915->drm, + "HDCP1.x or 2.0 Legacy Device Downstream\n"); + return -EINVAL; + } + /* Converting and Storing the seq_num_v to local variable as DWORD */ seq_num_v = drm_hdcp_be24_to_cpu((const u8 *)msgs.recvid_list.seq_num_v);
