diff options
| author | Ramalingam C <ramalingam.c@intel.com> | 2018-10-23 12:22:28 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2018-10-24 10:33:39 +0300 |
| commit | 342ac601df6420070221b977cf0d38f91cdc1e8a (patch) | |
| tree | eb6dc4e6aa81a270c6928e49ece1dc73ce54231e /drivers/gpu/drm/i915/intel_dp.c | |
| parent | f106d1005ac723813969102b5885b17b6fe1d9ff (diff) | |
| download | linux-342ac601df6420070221b977cf0d38f91cdc1e8a.tar.xz | |
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 <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>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1540286550-20399-3-git-send-email-ramalingam.c@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 10 |
1 files 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; } |