gpu: nvgpu: use nvgpu list for channel and debug session lists

Use nvgpu list APIs instead of linux list APIs
to store channel list in debug session and to store
debug session list in channel

Jira NVGPU-13

Change-Id: Iaf89524955a155adcb8a24505df6613bd9c4ccfb
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1454690
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>

1 files changed, 17 insertions, 3 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.h b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.h
index e8d2dbe5..beb57664 100644
--- a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.h
@@ -69,7 +69,7 @@ struct dbg_session_gk20a {
         struct gk20a              *g;
 
         /* list of bound channels, if any */
-        struct list_head ch_list;
+        struct nvgpu_list_node ch_list;
         struct nvgpu_mutex ch_list_lock;
 
         /* event support */
@@ -82,17 +82,31 @@ struct dbg_session_gk20a {
 
 struct dbg_session_data {
         struct dbg_session_gk20a *dbg_s;
-        struct list_head dbg_s_entry;
+        struct nvgpu_list_node dbg_s_entry;
+};
+
+static inline struct dbg_session_data *
+dbg_session_data_from_dbg_s_entry(struct nvgpu_list_node *node)
+{
+        return (struct dbg_session_data *)
+             ((uintptr_t)node - offsetof(struct dbg_session_data, dbg_s_entry));
 };
 
 struct dbg_session_channel_data {
         struct file          *ch_f;
         int channel_fd;
         int chid;
-        struct list_head ch_entry;
+        struct nvgpu_list_node ch_entry;
         struct dbg_session_data *session_data;
 };
 
+static inline struct dbg_session_channel_data *
+dbg_session_channel_data_from_ch_entry(struct nvgpu_list_node *node)
+{
+        return (struct dbg_session_channel_data *)
+        ((uintptr_t)node - offsetof(struct dbg_session_channel_data, ch_entry));
+};
+
 struct dbg_profiler_object_data {
         int session_id;
         u32 prof_handle;