video: tegra: host: store data pointer for debug_dump_device callback

We currently call pdata->debug_dump_device() with NULL
argument

Instead of this, accept a void * arguement while registering
the callback, and use this data as argument to callback

Bug 200188753

Change-Id: I974f085c3393585a3dd5045b9e8fcf56c50778cb
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1126796
GVS: Gerrit_Virtual_Submit
Reviewed-by: Arto Merilainen <amerilainen@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>

1 files changed, 7 insertions, 3 deletions

diff --git a/include/linux/nvhost.h b/include/linux/nvhost.h
index 73a4d4067..ade01a4ac 100644
--- a/include/linux/nvhost.h
+++ b/include/linux/nvhost.h
@@ -338,6 +338,7 @@ struct nvhost_device_data {
 
         /* For loadable nvgpu module, we dynamically assign function
          * pointer of gk20a_debug_dump_device once the module loads */
+        void *debug_dump_data;
         void (*debug_dump_device)(void *dev);
 
         /* bandwidth manager client id for emc requests */
@@ -595,7 +596,8 @@ static inline int nvhost_syncpt_create_fence_single_ext(
 
 static inline void nvhost_register_dump_device(
                 struct platform_device *dev,
-                void (*nvgpu_debug_dump_device)(struct platform_device *))
+                void (*nvgpu_debug_dump_device)(struct platform_device *),
+                void *data)
 {
 }
 
@@ -608,12 +610,14 @@ static inline void nvhost_unregister_dump_device(struct platform_device *dev)
 #ifdef CONFIG_DEBUG_FS
 void nvhost_register_dump_device(
                 struct platform_device *dev,
-                void (*nvgpu_debug_dump_device)(void *));
+                void (*nvgpu_debug_dump_device)(void *),
+                void *data);
 void nvhost_unregister_dump_device(struct platform_device *dev);
 #else
 static inline void nvhost_register_dump_device(
                 struct platform_device *dev,
-                void (*nvgpu_debug_dump_device)(void *))
+                void (*nvgpu_debug_dump_device)(void *),
+                void *data)
 {
 }