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, 4 insertions, 3 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/nvhost.c b/drivers/gpu/nvgpu/common/linux/nvhost.c
index 96865f7d..8e337529 100644
--- a/drivers/gpu/nvgpu/common/linux/nvhost.c
+++ b/drivers/gpu/nvgpu/common/linux/nvhost.c
@@ -23,10 +23,11 @@
 #include "nvhost_priv.h"
 
 #include "gk20a/gk20a.h"
+#include "gk20a/platform_gk20a.h"
 
 int nvgpu_get_nvhost_dev(struct gk20a *g)
 {
-        struct device_node *np = g->dev->of_node;
+        struct device_node *np = dev_from_gk20a(g)->of_node;
         struct platform_device *host1x_pdev = NULL;
         const __be32 *host1x_ptr;
 
@@ -151,7 +152,7 @@ int nvgpu_nvhost_syncpt_read_ext_check(
 
 int nvgpu_nvhost_create_symlink(struct gk20a *g)
 {
-        struct device *dev = g->dev;
+        struct device *dev = dev_from_gk20a(g);
         int err = 0;
 
         if (g->nvhost_dev &&
@@ -166,7 +167,7 @@ int nvgpu_nvhost_create_symlink(struct gk20a *g)
 
 void nvgpu_nvhost_remove_symlink(struct gk20a *g)
 {
-        struct device *dev = g->dev;
+        struct device *dev = dev_from_gk20a(g);
 
         if (g->nvhost_dev &&
                         (dev->parent != &g->nvhost_dev->host1x_pdev->dev)) {