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From: Lyude Paul <lyude-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: "Archit Taneja" <architt-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	"David Airlie" <airlied-cv59FeDIM0c@public.gmane.org>,
	dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
	"Maarten Lankhorst"
	<maarten.lankhorst-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	"Ben Skeggs" <bskeggs-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	"Ville Syrjälä"
	<ville.syrjala-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Subject: [PATCH 2/2] drm/nouveau: Fix runtime PM leak in nv50_disp_atomic_commit()
Date: Tue,  3 Jul 2018 18:06:00 -0400	[thread overview]
Message-ID: <20180703220602.16664-3-lyude@redhat.com> (raw)
In-Reply-To: <20180703220602.16664-1-lyude-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>

A CRTC being enabled doesn't mean it's on! It doesn't even necessarily
mean it's being used. This fixes runtime PM leaks on the P50 I've got
next to me.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Cc: stable@vger.kernel.org
---
 drivers/gpu/drm/nouveau/dispnv50/disp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index d9da69c83ae7..9bae4db84cfb 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -1878,7 +1878,7 @@ nv50_disp_atomic_commit(struct drm_device *dev,
 		nv50_disp_atomic_commit_tail(state);
 
 	drm_for_each_crtc(crtc, dev) {
-		if (crtc->state->enable) {
+		if (crtc->state->active) {
 			if (!drm->have_disp_power_ref) {
 				drm->have_disp_power_ref = true;
 				return 0;
-- 
2.17.1

_______________________________________________
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Nouveau@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/nouveau

      parent reply	other threads:[~2018-07-03 22:06 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-03 22:05 [PATCH 0/2] drm/nouveau: Fix runtime PM leaks Lyude Paul
     [not found] ` <20180703220602.16664-1-lyude-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2018-07-03 22:05   ` [PATCH 1/2] drm/nouveau: Fix runtime PM leak in drm_open() Lyude Paul
2018-07-04  2:41     ` Lukas Wunner
2018-07-03 22:06   ` Lyude Paul [this message]

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