From 87eb3ec818fa57bc49ce419785c56d72d9da1faa Mon Sep 17 00:00:00 2001 From: Ramalingam C Date: Thu, 18 Jan 2018 11:18:06 +0530 Subject: [PATCH] drm/i915: II stage HDCP auth for repeater only Second stage of HDCP authentication required only if the HDCP sink is a repeater. This patch imposes above condition on second stage HDCP authentication. Signed-off-by: Ramalingam C Signed-off-by: Sean Paul Link: https://patchwork.freedesktop.org/patch/msgid/1516254488-4971-3-git-send-email-ramalingam.c@intel.com --- drivers/gpu/drm/i915/intel_hdcp.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_hdcp.c b/drivers/gpu/drm/i915/intel_hdcp.c index e49ca7f..c8e611a 100644 --- a/drivers/gpu/drm/i915/intel_hdcp.c +++ b/drivers/gpu/drm/i915/intel_hdcp.c @@ -493,7 +493,10 @@ static int intel_hdcp_auth(struct intel_digital_port *intel_dig_port, * on those as well. */ - return intel_hdcp_auth_downstream(intel_dig_port, shim); + if (repeater_present) + return intel_hdcp_auth_downstream(intel_dig_port, shim); + + return 0; } static -- 2.7.4