diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index 0eaf31faa..b0aef022e 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -1656,8 +1656,8 @@ void gk20a_enable(struct gk20a *g, u32 units)
 	pmc = gk20a_readl(g, mc_enable_r());
 	pmc |= units;
 	gk20a_writel(g, mc_enable_r(), pmc);
-	spin_unlock(&g->mc_enable_lock);
 	gk20a_readl(g, mc_enable_r());
+	spin_unlock(&g->mc_enable_lock);
 
 	udelay(20);
 }