1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/os/linux/ioctl_tsg.c b/drivers/gpu/nvgpu/os/linux/ioctl_tsg.c
index 4ef99ded..5d22d082 100644
--- a/drivers/gpu/nvgpu/os/linux/ioctl_tsg.c
+++ b/drivers/gpu/nvgpu/os/linux/ioctl_tsg.c
@@ -399,7 +399,14 @@ int nvgpu_ioctl_tsg_open(struct gk20a *g, struct file *filp)
                 goto free_ref;
         }
 
+        err = gk20a_busy(g);
+        if (err) {
+                nvgpu_err(g, "failed to power on, %d", err);
+                goto free_ref;
+        }
+
         tsg = gk20a_tsg_open(g, nvgpu_current_pid(g));
+        gk20a_idle(g);
         if (!tsg) {
                 nvgpu_kfree(g, priv);
                 err = -ENOMEM;