1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.h b/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
index eaa5f81b..cd5bf7d7 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
@@ -45,10 +45,14 @@ struct fifo_profile_gk20a;
 #define NVGPU_GPFIFO_FLAGS_SUPPORT_VPR                  (1 << 0)
 #define NVGPU_GPFIFO_FLAGS_SUPPORT_DETERMINISTIC        (1 << 1)
 #define NVGPU_GPFIFO_FLAGS_REPLAYABLE_FAULTS_ENABLE     (1 << 2)
+#define NVGPU_GPFIFO_FLAGS_USERMODE_SUPPORT             (1 << 3)
 
 struct nvgpu_gpfifo_args {
         u32 num_entries;
         u32 num_inflight_jobs;
+        u32 userd_dmabuf_fd;
+        u32 gpfifo_dmabuf_fd;
+        u32 work_submit_token;
         u32 flags;
 };
 
@@ -184,6 +188,7 @@ struct channel_gk20a {
         /* deterministic, but explicitly idle and submits disallowed */
         bool deterministic_railgate_allowed;
         bool cde;
+        bool usermode_submit_enabled;
         pid_t pid;
         pid_t tgid;
         struct nvgpu_mutex ioctl_lock;
@@ -198,6 +203,7 @@ struct channel_gk20a {
 
         struct gpfifo_desc gpfifo;
 
+        struct nvgpu_mem usermode_userd; /* Used for Usermode Submission */
         struct nvgpu_mem inst_block;
 
         u64 userd_iova;
@@ -361,6 +367,7 @@ void free_priv_cmdbuf(struct channel_gk20a *c,
 void gk20a_channel_clean_up_jobs(struct channel_gk20a *c,
                                         bool clean_all);
 
+void gk20a_channel_free_usermode_buffers(struct channel_gk20a *c);
 u32 nvgpu_get_gpfifo_entry_size(void);
 
 #endif /* CHANNEL_GK20A_H */