diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 2a3521c6aae6..be883469d2fc 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2019,6 +2019,9 @@ void intel_dp_sync_state(struct intel_encoder *encoder, { struct intel_dp *intel_dp = enc_to_intel_dp(encoder); + if (!crtc_state) + return; + /* * Don't clobber DPCD if it's been already read out during output * setup (eDP) or detect. |