[Intel-gfx] [PATCH] drm/i915: Don't allow HDCP on PORT E/F

Sean Paul seanpaul at chromium.org
Tue Jan 9 18:53:51 UTC 2018


Port E doesn't have HDCP support, and Port F is disabled. Don't setup
the hdcp shim on those.

Reviewed-by: Daniel Vetter <daniel at ffwll.ch>
Signed-off-by: Sean Paul <seanpaul at chromium.org>
---
 drivers/gpu/drm/i915/intel_hdmi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 22251ad48b3b..09b52d218fd4 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -2296,7 +2296,8 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
 
 	intel_hdmi_add_properties(intel_hdmi, connector);
 
-	if (INTEL_GEN(dev_priv) >= 9) {
+	/* PORT E doesn't have HDCP, and PORT F is disabled */
+	if (INTEL_GEN(dev_priv) >= 9 && port < PORT_E) {
 		int ret = intel_hdcp_init(intel_connector,
 					  &intel_hdmi_hdcp_shim);
 		if (ret)
-- 
2.15.1.620.gb9897f4670-goog



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