From: Ben Skeggs <bskeggs@redhat.com>
Date: Thu, 5 Jun 2014 02:56:35 +0000 (+1000)
Subject: drm/nv50-: trigger update after all connectors disabled
X-Git-Tag: firefly_0821_release~176^2~3773^2^2~2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=efa366fdf5658ca9ccad38e235818d121b1b8002;p=firefly-linux-kernel-4.4.55.git

drm/nv50-: trigger update after all connectors disabled

We were sending the necessary state changes to unset the mode, but
never actually hit the big GO button unless another modeset happens
afterwards.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 765cf68545ae..afdf607df3e6 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -1208,6 +1208,7 @@ static void
 nv50_crtc_disable(struct drm_crtc *crtc)
 {
 	struct nv50_head *head = nv50_head(crtc);
+	evo_sync(crtc->dev);
 	if (head->image)
 		nouveau_bo_unpin(head->image);
 	nouveau_bo_ref(NULL, &head->image);