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path: root/drivers/gpu/drm/nouveau/nv50_graph.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_graph.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_graph.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c
index f5fd1b296d27..c510e74acf4d 100644
--- a/drivers/gpu/drm/nouveau/nv50_graph.c
+++ b/drivers/gpu/drm/nouveau/nv50_graph.c
@@ -246,6 +246,7 @@ nv50_graph_create_context(struct nouveau_channel *chan)
nv_wo32(chan->ramin_grctx, 0x00000, chan->ramin->vinst >> 12);
dev_priv->engine.instmem.flush(dev);
+ atomic_inc(&chan->vm->pgraph_refs);
return 0;
}
@@ -277,6 +278,8 @@ nv50_graph_destroy_context(struct nouveau_channel *chan)
spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
nouveau_gpuobj_ref(NULL, &chan->ramin_grctx);
+
+ atomic_dec(&chan->vm->pgraph_refs);
}
static int