Merge tag 'xfs-for-linus-4.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git...

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / i915 / intel_display.c

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 647b1404c441374beba20b32be37192d0b0ace95..30e0f54ba19d1284107958bb6e5d49f6309b63de 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6315,9 +6315,6 @@ static void intel_crtc_disable(struct drm_crtc *crtc)
        struct drm_connector *connector;
        struct drm_i915_private *dev_priv = dev->dev_private;
 
-       /* crtc should still be enabled when we disable it. */
-       WARN_ON(!crtc->state->enable);
-
        intel_crtc_disable_planes(crtc);
        dev_priv->display.crtc_disable(crtc);
        dev_priv->display.off(crtc);
@@ -12591,7 +12588,8 @@ static int __intel_set_mode(struct drm_crtc *modeset_crtc,
                        continue;
 
                if (!crtc_state->enable) {
-                       intel_crtc_disable(crtc);
+                       if (crtc->state->enable)
+                               intel_crtc_disable(crtc);
                } else if (crtc->state->enable) {
                        intel_crtc_disable_planes(crtc);
                        dev_priv->display.crtc_disable(crtc);
@@ -13276,7 +13274,7 @@ intel_check_primary_plane(struct drm_plane *plane,
        if (ret)
                return ret;
 
-       if (intel_crtc->active) {
+       if (crtc_state ? crtc_state->base.active : intel_crtc->active) {
                struct intel_plane_state *old_state =
                        to_intel_plane_state(plane->state);