From 342ac601df6420070221b977cf0d38f91cdc1e8a Mon Sep 17 00:00:00 2001 From: Ramalingam C Date: Tue, 23 Oct 2018 14:52:28 +0530 Subject: [PATCH] drm/i915: hdcp_check_link only on CP_IRQ 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. v7: No Change. v8: Rebased. Signed-off-by: Ramalingam C cc: Sean Paul Reviewed-by: Uma Shankar Reviewed-by: Sean Paul Reviewed-by: Daniel Vetter Signed-off-by: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/1540286550-20399-3-git-send-email-ramalingam.c@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 8c38efef77a1..39957c82d710 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4530,8 +4530,11 @@ static void intel_dp_check_service_irq(struct intel_dp *intel_dp) if (val & DP_AUTOMATED_TEST_REQUEST) intel_dp_handle_test_request(intel_dp); - if (val & (DP_CP_IRQ | DP_SINK_SPECIFIC_IRQ)) - DRM_DEBUG_DRIVER("CP or sink specific irq unhandled\n"); + if (val & DP_CP_IRQ) + intel_hdcp_check_link(intel_dp->attached_connector); + + if (val & DP_SINK_SPECIFIC_IRQ) + DRM_DEBUG_DRIVER("Sink specific irq unhandled\n"); } /* @@ -5697,9 +5700,6 @@ 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) goto put_power; } -- GitLab