gpu: Split clk_ops for GK20A and GM20B

Split clk_ops for GK20A and GM20B into different files

Bug 1450787

Change-Id: I34d16c54ac40c70854e80588475434c9e50b51a5
Signed-off-by: Hoang Pham <hopham@nvidia.com>
Reviewed-on: http://git-master/r/437771
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index c69df460..e70cc0de 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -901,10 +901,12 @@ static int gk20a_pm_finalize_poweron(struct device *dev)
            during boot but it also significantly slows down gk20a init on
            simulation and emulation. We should remove SOB after graphics power
            saving features (blcg/slcg) are enabled. For now, do it here. */
-        err = gk20a_init_clk_support(g);
-        if (err) {
-                gk20a_err(dev, "failed to init gk20a clk");
-                goto done;
+        if (g->ops.clk.init_clk_support) {
+                err = g->ops.clk.init_clk_support(g);
+                if (err) {
+                        gk20a_err(dev, "failed to init gk20a clk");
+                        goto done;
+                }
         }
 
         /* enable pri timeout only on silicon */