gpu: nvgpu: gm20b: dynamically detect priv security for secure boot of falcon

based on the config setting and fuse secure no non secure boot is done

Change-Id: I5937ba945c5a3a86f72e0f2a9078fcde01977137
Signed-off-by: Vijayakumar <vsubbu@nvidia.com>
Reviewed-on: http://git-master/r/487684
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/hal.c b/drivers/gpu/nvgpu/gk20a/hal.c
index 1aae0304..8d1a29dd 100644
--- a/drivers/gpu/nvgpu/gk20a/hal.c
+++ b/drivers/gpu/nvgpu/gk20a/hal.c
@@ -26,7 +26,9 @@ int gpu_init_hal(struct gk20a *g)
                 gk20a_init_hal(&g->ops);
                 break;
         case GK20A_GPUID_GM20B:
-                gm20b_init_hal(&g->ops);
+                gk20a_dbg_info("gm20b detected");
+                if (gm20b_init_hal(&g->ops))
+                        return -ENODEV;
                 break;
         default:
                 gk20a_err(&g->dev->dev, "no support for %x", ver);