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path: root/drivers/gpu/drm/nouveau/core/engine/disp/nve0.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/disp/nve0.c')
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/nve0.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nve0.c b/drivers/gpu/drm/nouveau/core/engine/disp/nve0.c
index 20725b363d58..fb1fe6ae5e74 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nve0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nve0.c
@@ -54,6 +54,9 @@ nve0_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
int heads = nv_rd32(parent, 0x022448);
int ret;
+ if (nv_rd32(parent, 0x022500) & 0x00000001)
+ return -ENODEV;
+
ret = nouveau_disp_create(parent, engine, oclass, heads,
"PDISP", "display", &priv);
*pobject = nv_object(priv);