gpu: nvgpu: Reset sync point at alloc/free

Change-Id: I8753e47ef4d3f4b3645ed6c6e604449d81d3da4b
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/709061
(cherry picked from commit cc07f316334b88cc18070fba9dd9149ba193bd38)
Reviewed-on: http://git-master/r/707980

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c
index 2f514077..631813ae 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c
@@ -275,6 +275,7 @@ static void gk20a_channel_syncpt_destroy(struct gk20a_channel_sync *s)
 {
         struct gk20a_channel_syncpt *sp =
                 container_of(s, struct gk20a_channel_syncpt, ops);
+        nvhost_syncpt_set_min_eq_max_ext(sp->host1x_pdev, sp->id);
         nvhost_free_syncpt(sp->id);
         kfree(sp);
 }
@@ -291,6 +292,7 @@ gk20a_channel_syncpt_create(struct channel_gk20a *c)
         sp->c = c;
         sp->host1x_pdev = c->g->host1x_dev;
         sp->id = nvhost_get_syncpt_host_managed(c->g->dev, c->hw_chid);
+        nvhost_syncpt_set_min_eq_max_ext(sp->host1x_pdev, sp->id);
         if (!sp->id) {
                 kfree(sp);
                 gk20a_err(&c->g->dev->dev, "failed to get free syncpt");