drm/nouveau/display: Enable vblank irqs after display engine is on again.

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / nouveau / nouveau_display.c

diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 64c8d932d5f19de27aa6f66c4e5371f5484cdd7c..58a3f7cf2fb3278c7b52d89182c57d1d771cab28 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -634,10 +634,6 @@ nouveau_display_resume(struct drm_device *dev, bool runtime)
                nv_crtc->lut.depth = 0;
        }
 
-       /* Make sure that drm and hw vblank irqs get resumed if needed. */
-       for (head = 0; head < dev->mode_config.num_crtc; head++)
-               drm_vblank_on(dev, head);
-
        /* This should ensure we don't hit a locking problem when someone
         * wakes us up via a connector.  We should never go into suspend
         * while the display is on anyways.
@@ -647,6 +643,10 @@ nouveau_display_resume(struct drm_device *dev, bool runtime)
 
        drm_helper_resume_force_mode(dev);
 
+       /* Make sure that drm and hw vblank irqs get resumed if needed. */
+       for (head = 0; head < dev->mode_config.num_crtc; head++)
+               drm_vblank_on(dev, head);
+
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);