drm: Ignore blob propertys in drm_property_change_is_valid()

In case of a blob property drm_property_change_is_valid() can't
tell whether the change is valid or not. So just return true
for all blob properties, and leave it up to someone else to
check it.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index d9a639c870f4..35336097fb47 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -3212,6 +3212,9 @@ static bool drm_property_change_is_valid(struct drm_property *property,
                 for (i = 0; i < property->num_values; i++)
                         valid_mask |= (1ULL << property->values[i]);
                 return !(value & ~valid_mask);
+        } else if (property->flags & DRM_MODE_PROP_BLOB) {
+                /* Only the driver knows */
+                return true;
         } else {
                 int i;
                 for (i = 0; i < property->num_values; i++)