gpu: nvgpu: update name for gpu debugfs node

Create constant name for gpu debugfs node across all chip.

Bug n/a

Change-Id: I359b82b5389c49d8fe2a31ace49ff6daa1edfb10
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/805397
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
(cherry-picked from commit 17a3882cde09412c68f7a0ee4765f45be1a51c45)
Reviewed-on: http://git-master/r/817014

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
index 7314d09d..b7a28ea5 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
@@ -49,6 +49,7 @@ struct gk20a_platform {
 
         /* Should be populated by probe. */
         struct dentry *debugfs;
+        struct dentry *debugfs_alias;
 
         /* Clock configuration is stored here. Platform probe is responsible
          * for filling this data. */