gpu: nvgpu: Use accessor for finding struct device

Use dev_from_gk20a() accessor whenever accessing struct device * from
struct gk20a.

JIRA NVGPU-38

Change-Id: Ide9fca3a56436c8f62e7872580a766c4c1e2353e
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master/r/1507930
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/gr_gm20b.c b/drivers/gpu/nvgpu/gm20b/gr_gm20b.c
index c84d2109..d4cccf3b 100644
--- a/drivers/gpu/nvgpu/gm20b/gr_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/gr_gm20b.c
@@ -23,6 +23,7 @@
 
 #include "gk20a/gk20a.h"
 #include "gk20a/gr_gk20a.h"
+#include "gk20a/platform_gk20a.h"
 
 #include "gr_gm20b.h"
 #include "pmu_gm20b.h"
@@ -1422,7 +1423,7 @@ int gm20b_gr_tpc_disable_override(struct gk20a *g, u32 mask)
 
 static int gm20b_gr_fuse_override(struct gk20a *g)
 {
-        struct device_node *np = g->dev->of_node;
+        struct device_node *np = dev_from_gk20a(g)->of_node;
         u32 *fuses;
         int count, i;