gpu: nvgpu: Remove support for channel events

Remove support for events for bare channels. All users have already
moved to TSGs and TSG events.

Bug 1842197

Change-Id: Ib3ff68134ad9515ee761d0f0e19a3150a0b744ab
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1618906
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 0 insertions, 26 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.h b/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
index e6f73cf6..b43c5638 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
@@ -124,27 +124,6 @@ struct channel_gk20a_timeout {
         u64 pb_get;
 };
 
-struct gk20a_event_id_data {
-        struct gk20a *g;
-
-        int id; /* ch or tsg */
-        bool is_tsg;
-        u32 event_id;
-
-        bool event_posted;
-
-        struct nvgpu_cond event_id_wq;
-        struct nvgpu_mutex lock;
-        struct nvgpu_list_node event_id_node;
-};
-
-static inline struct gk20a_event_id_data *
-gk20a_event_id_data_from_event_id_node(struct nvgpu_list_node *node)
-{
-        return (struct gk20a_event_id_data *)
-        ((uintptr_t)node - offsetof(struct gk20a_event_id_data, event_id_node));
-};
-
 /*
  * Track refcount actions, saving their stack traces. This number specifies how
  * many most recent actions are stored in a buffer. Set to 0 to disable. 128
@@ -265,9 +244,6 @@ struct channel_gk20a {
         struct nvgpu_mutex dbg_s_lock;
         struct nvgpu_list_node dbg_s_list;
 
-        struct nvgpu_list_node event_id_list;
-        struct nvgpu_mutex event_id_list_lock;
-
         bool has_timedout;
         u32 timeout_ms_max;
         bool timeout_debug_dump;
@@ -385,8 +361,6 @@ int gk20a_channel_get_timescale_from_timeslice(struct gk20a *g,
                 int *__timeslice_timeout, int *__timeslice_scale);
 int gk20a_channel_set_runlist_interleave(struct channel_gk20a *ch,
                 u32 level);
-void gk20a_channel_event_id_post_event(struct channel_gk20a *ch,
-                                       u32 event_id);
 
 int channel_gk20a_alloc_job(struct channel_gk20a *c,
                 struct channel_gk20a_job **job_out);