diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 89f89b72790..fc3bd9b4037 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2428,6 +2428,9 @@ intel_dp_set_property(struct drm_connector *connector, } if (property == dev_priv->broadcast_rgb_property) { + bool old_auto = intel_dp->color_range_auto; + uint32_t old_range = intel_dp->color_range; + switch (val) { case INTEL_BROADCAST_RGB_AUTO: intel_dp->color_range_auto = true; @@ -2443,6 +2446,11 @@ intel_dp_set_property(struct drm_connector *connector, default: return -EINVAL; } + + if (old_auto == intel_dp->color_range_auto && + old_range == intel_dp->color_range) + return 0; + goto done; } |