video: tegra: host: Abstract gk20a channel synchronization

Move all channel synchronization code to new channel_sync_gk20a.c/h
files, and access all synchronization functions through function
pointers. This is groundwork for supporting semaphore based channel
synchronization.

Bug 1434573
Bug 1450122

Change-Id: Ic21709c1ee8cf85d018616787988e7eebb399fbe
Signed-off-by: Lauri Peltonen <lpeltonen@nvidia.com>
Reviewed-on: http://git-master/r/374841
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 9 insertions, 20 deletions

diff --git a/include/trace/events/gk20a.h b/include/trace/events/gk20a.h
index c2cf5f81..51cf3612 100644
--- a/include/trace/events/gk20a.h
+++ b/include/trace/events/gk20a.h
@@ -76,11 +76,9 @@ TRACE_EVENT(gk20a_push_cmdbuf,
 
 TRACE_EVENT(gk20a_channel_submit_gpfifo,
                 TP_PROTO(const char *name, u32 hw_chid, u32 num_entries,
-                u32 flags, u32 wait_id, u32 wait_value,
-                u32 incr_id),
+                u32 flags, u32 wait_id, u32 wait_value),
 
-                TP_ARGS(name, hw_chid, num_entries, flags, wait_id, wait_value,
-                        incr_id),
+                TP_ARGS(name, hw_chid, num_entries, flags, wait_id, wait_value),
 
         TP_STRUCT__entry(
                 __field(const char *, name)
@@ -89,7 +87,6 @@ TRACE_EVENT(gk20a_channel_submit_gpfifo,
                 __field(u32, flags)
                 __field(u32, wait_id)
                 __field(u32, wait_value)
-                __field(u32, incr_id)
         ),
 
         TP_fast_assign(
@@ -99,22 +96,19 @@ TRACE_EVENT(gk20a_channel_submit_gpfifo,
                 __entry->flags = flags;
                 __entry->wait_id = wait_id;
                 __entry->wait_value = wait_value;
-                __entry->incr_id = incr_id;
         ),
 
         TP_printk("name=%s, hw_chid=%d, num_entries=%u, flags=%u, wait_id=%d,"
-                " wait_value=%u, incr_id=%u",
+                " wait_value=%u",
                 __entry->name, __entry->hw_chid, __entry->num_entries,
-                __entry->flags, __entry->wait_id, __entry->wait_value,
-                __entry->incr_id)
+                __entry->flags, __entry->wait_id, __entry->wait_value)
 );
 
 TRACE_EVENT(gk20a_channel_submitted_gpfifo,
                 TP_PROTO(const char *name, u32 hw_chid, u32 num_entries,
-                u32 flags, u32 wait_id, u32 wait_value,
-                u32 incr_id, u32 incr_value),
+                u32 flags, u32 incr_id, u32 incr_value),
 
-                TP_ARGS(name, hw_chid, num_entries, flags, wait_id, wait_value,
+                TP_ARGS(name, hw_chid, num_entries, flags,
                         incr_id, incr_value),
 
         TP_STRUCT__entry(
@@ -122,8 +116,6 @@ TRACE_EVENT(gk20a_channel_submitted_gpfifo,
                 __field(u32, hw_chid)
                 __field(u32, num_entries)
                 __field(u32, flags)
-                __field(u32, wait_id)
-                __field(u32, wait_value)
                 __field(u32, incr_id)
                 __field(u32, incr_value)
         ),
@@ -133,17 +125,14 @@ TRACE_EVENT(gk20a_channel_submitted_gpfifo,
                 __entry->hw_chid = hw_chid;
                 __entry->num_entries = num_entries;
                 __entry->flags = flags;
-                __entry->wait_id = wait_id;
-                __entry->wait_value = wait_value;
                 __entry->incr_id = incr_id;
                 __entry->incr_value = incr_value;
         ),
 
-        TP_printk("name=%s, hw_chid=%d, num_entries=%u, flags=%u, wait_id=%d,"
-                " wait_value=%u, incr_id=%u, incr_value=%u",
+        TP_printk("name=%s, hw_chid=%d, num_entries=%u, flags=%u,"
+                " incr_id=%u, incr_value=%u",
                 __entry->name, __entry->hw_chid, __entry->num_entries,
-                __entry->flags, __entry->wait_id, __entry->wait_value,
-                __entry->incr_id, __entry->incr_value)
+                __entry->flags, __entry->incr_id, __entry->incr_value)
 );