gpu: nvgpu: Allow suppressing WFI on submit

Allow suppressing WFI when submitting work and requesting a fence
back.

Bug 1491545

Change-Id: Ic3d061bb4f116cf7ea68dbd6a1b2ace9f11d0ab5
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/390457

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.h b/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.h
index 80f38b26..90b61bfd 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.h
@@ -77,6 +77,7 @@ struct gk20a_channel_sync {
         int (*incr_user_syncpt)(struct gk20a_channel_sync *s,
                                 struct priv_cmd_entry **entry,
                                 struct gk20a_channel_fence *fence,
+                                bool wfi,
                                 u32 *id, u32 *thresh);
 
         /* Increment syncpoint/semaphore, so that the returned fence represents
@@ -89,6 +90,7 @@ struct gk20a_channel_sync {
         int (*incr_user_fd)(struct gk20a_channel_sync *s,
                             struct priv_cmd_entry **entry,
                             struct gk20a_channel_fence *fence,
+                            bool wfi,
                             int *fd);
 
         /* Reset the channel syncpoint/semaphore. */