HDCP check link is invoked only on CP_IRQ detection, instead of all short pulses. v3: No Changes. v4: Added sean in cc and collected the reviewed-by received. Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx> cc: Sean Paul <seanpaul@xxxxxxxxxxxx> Reviewed-by: Uma Shankar <uma.shankar@xxxxxxxxx> --- drivers/gpu/drm/i915/intel_dp.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 276eb49113e9..7287dc398afc 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4454,8 +4454,10 @@ intel_dp_short_pulse(struct intel_dp *intel_dp) if (sink_irq_vector & DP_AUTOMATED_TEST_REQUEST) intel_dp_handle_test_request(intel_dp); - if (sink_irq_vector & (DP_CP_IRQ | DP_SINK_SPECIFIC_IRQ)) - DRM_DEBUG_DRIVER("CP or sink specific irq unhandled\n"); + if (sink_irq_vector & DP_CP_IRQ) + intel_hdcp_check_link(intel_dp->attached_connector); + if (sink_irq_vector & DP_SINK_SPECIFIC_IRQ) + DRM_DEBUG_DRIVER("Sink specific irq unhandled\n"); } /* defer to the hotplug work for link retraining if needed */ @@ -5425,9 +5427,6 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd) handled = intel_dp_short_pulse(intel_dp); - /* Short pulse can signify loss of hdcp authentication */ - intel_hdcp_check_link(intel_dp->attached_connector); - if (!handled) { intel_dp->detect_done = false; goto put_power; -- 2.7.4 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx