gpu: nvgpu: early return in gk20a_pm_shutdown for vgpu

vgpu currently has nothing to clean up for shutdown.

Jira VFND-3987

Change-Id: I94b55b37c39642d4b0478b8a4018d2a35fe65c2d
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: http://git-master/r/1460800
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index a50dfa0e..2a80157d 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -735,6 +735,10 @@ static void gk20a_pm_shutdown(struct platform_device *pdev)
 
         nvgpu_info(g, "shutting down");
 
+        /* vgpu has nothing to clean up currently */
+        if (gk20a_gpu_is_virtual(&pdev->dev))
+                return;
+
         gk20a_driver_start_unload(g);
 
         /* If GPU is already railgated,