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. v5: No Change. v6: No Change.
Signed-off-by: Ramalingam C ramalingam.c@intel.com cc: Sean Paul seanpaul@chromium.org Reviewed-by: Uma Shankar uma.shankar@intel.com Reviewed-by: Sean Paul seanpaul@chromium.org --- 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 12eb5bd33b7e..0d31c9c286e9 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4483,8 +4483,10 @@ 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 */ @@ -5456,9 +5458,6 @@ 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;