gpu: nvgpu: don't shutdown gpu if it is not powered up

gk20a_pm_shutdown should return if gpu is not powered on

Bug 1910649

Change-Id: I6ff52084e2783573e51e655b2b0ffa0f4c818706
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: http://git-master/r/1465789
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/module.c b/drivers/gpu/nvgpu/common/linux/module.c
index 8747c632..79d6bd5f 100644
--- a/drivers/gpu/nvgpu/common/linux/module.c
+++ b/drivers/gpu/nvgpu/common/linux/module.c
@@ -655,6 +655,9 @@ static void gk20a_pm_shutdown(struct platform_device *pdev)
         if (gk20a_gpu_is_virtual(&pdev->dev))
                 return;
 
+        if (!g->power_on)
+                goto finish;
+
         gk20a_driver_start_unload(g);
 
         /* If GPU is already railgated,