gpu: nvgpu: Add debugging to the semaphore code

Add GPU debugging to the semaphore code.

Bug 1732449
JIRA DNVGPU-12

Change-Id: I98466570cf8d234b49a7f85d88c834648ddaaaee
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: http://git-master/r/1198594
(cherry picked from commit 420809cc31fcdddde32b8e59721676c67b45f592)
Reviewed-on: http://git-master/r/1153671
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 77a84e59..c255f8f8 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -953,6 +953,8 @@ enum gk20a_dbg_categories {
         gpu_dbg_ctxsw   = BIT(12), /* ctxsw tracing */
         gpu_dbg_sched   = BIT(13), /* sched control tracing */
         gpu_dbg_map_v   = BIT(14), /* verbose mem mappings */
+        gpu_dbg_sema    = BIT(15), /* semaphore debugging */
+        gpu_dbg_sema_v  = BIT(16), /* verbose semaphore debugging */
         gpu_dbg_mem     = BIT(31), /* memory accesses, very verbose */
 };