1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/cde_gk20a.c b/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
index 9067aae5..47ea8052 100644
--- a/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
@@ -144,6 +144,26 @@ void gk20a_cde_destroy(struct gk20a *g)
         mutex_unlock(&cde_app->mutex);
 }
 
+void gk20a_cde_suspend(struct gk20a *g)
+{
+
+        struct gk20a_cde_app *cde_app = &g->cde_app;
+        struct gk20a_cde_ctx *cde_ctx, *cde_ctx_save;
+
+        if (!cde_app->initialised)
+                return;
+
+        list_for_each_entry_safe(cde_ctx, cde_ctx_save,
+                        &cde_app->cde_ctx_lru, list) {
+                if (cde_ctx->is_temporary) {
+                        mutex_lock(&cde_app->mutex);
+                        cancel_delayed_work(&cde_ctx->ctx_deleter_work);
+                        mutex_unlock(&cde_app->mutex);
+                }
+        }
+
+}
+
 static int gk20a_cde_allocate_contexts(struct gk20a *g)
 {
         struct gk20a_cde_app *cde_app = &g->cde_app;