diff --git a/drivers/gpu/nvgpu/gk20a/clk_gk20a.h b/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
index 03aa6ab72..b8ec94200 100644
--- a/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
@@ -95,6 +95,7 @@ struct clk_gk20a {
 	struct gk20a *g;
 #if defined(CONFIG_COMMON_CLK)
 	struct clk *tegra_clk;
+	struct clk *tegra_clk_parent;
 	struct clk_hw hw;
 #endif
 	struct pll gpc_pll;
diff --git a/drivers/gpu/nvgpu/os/linux/clk.c b/drivers/gpu/nvgpu/os/linux/clk.c
index 6575a0373..471f2aef5 100644
--- a/drivers/gpu/nvgpu/os/linux/clk.c
+++ b/drivers/gpu/nvgpu/os/linux/clk.c
@@ -90,7 +90,7 @@ static unsigned long nvgpu_linux_get_fmax_at_vmin_safe(struct gk20a *g)
 	 */
 	if (g->clk.tegra_clk)
 		return tegra_dvfs_get_fmax_at_vmin_safe_t(
-			clk_get_parent(g->clk.tegra_clk));
+			g->clk.tegra_clk_parent);
 
 	if (platform->maxmin_clk_id)
 		return tegra_bpmp_dvfs_get_fmax_at_vmin(
@@ -116,7 +116,7 @@ static int nvgpu_linux_predict_mv_at_hz_cur_tfloor(struct clk_gk20a *clk,
 	unsigned long rate)
 {
 	return tegra_dvfs_predict_mv_at_hz_cur_tfloor(
-				clk_get_parent(clk->tegra_clk), rate);
+				clk->tegra_clk_parent, rate);
 }
 
 static unsigned long nvgpu_linux_get_maxrate(struct gk20a *g, u32 api_domain)
@@ -125,7 +125,7 @@ static unsigned long nvgpu_linux_get_maxrate(struct gk20a *g, u32 api_domain)
 
 	switch (api_domain) {
 	case CTRL_CLK_DOMAIN_GPCCLK:
-		ret = tegra_dvfs_get_maxrate(clk_get_parent(g->clk.tegra_clk));
+		ret = tegra_dvfs_get_maxrate(g->clk.tegra_clk_parent);
 		break;
 	default:
 		nvgpu_err(g, "unknown clock: %u", api_domain);
diff --git a/drivers/gpu/nvgpu/os/linux/platform_gk20a_tegra.c b/drivers/gpu/nvgpu/os/linux/platform_gk20a_tegra.c
index 6a4530967..0977e63ae 100644
--- a/drivers/gpu/nvgpu/os/linux/platform_gk20a_tegra.c
+++ b/drivers/gpu/nvgpu/os/linux/platform_gk20a_tegra.c
@@ -649,7 +649,7 @@ int gk20a_tegra_init_secure_alloc(struct gk20a_platform *platform)
 static struct clk *gk20a_clk_get(struct gk20a *g)
 {
 	if (!g->clk.tegra_clk) {
-		struct clk *clk;
+		struct clk *clk, *clk_parent;
 		char clk_dev_id[32];
 		struct device *dev = dev_from_gk20a(g);
 
@@ -661,7 +661,16 @@ static struct clk *gk20a_clk_get(struct gk20a *g)
 				  clk_dev_id);
 			return NULL;
 		}
+
+		clk_parent = clk_get_parent(clk);
+		if (IS_ERR_OR_NULL(clk_parent)) {
+			nvgpu_err(g, "fail to get tegra gpu clk parent%s/gpu\n",
+				  clk_dev_id);
+			return NULL;
+		}
+
 		g->clk.tegra_clk = clk;
+		g->clk.tegra_clk_parent = clk_parent;
 	}
 
 	return g->clk.tegra_clk;