gpu: nvgpu: cde: cancel delayed_work during suspend

During gpu suspend, cancel all pending delayed cde work
to avoid issues of scheduling this delayed work
during suspend/resume when gpu is not ready.

Bug 1574000

Change-Id: I2b6bfa489435a781dc576a077f9af01b1e1628ce
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/593557
Reviewed-by: Shridhar Rasal <srasal@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Prashant Gaikwad <pgaikwad@nvidia.com>
Tested-by: Prashant Gaikwad <pgaikwad@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/cde_gk20a.h b/drivers/gpu/nvgpu/gk20a/cde_gk20a.h
index 4120dc94..9d7dbba6 100644
--- a/drivers/gpu/nvgpu/gk20a/cde_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/cde_gk20a.h
@@ -262,6 +262,7 @@ struct gk20a_cde_app {
 };
 
 void gk20a_cde_destroy(struct gk20a *g);
+void gk20a_cde_suspend(struct gk20a *g);
 int gk20a_init_cde_support(struct gk20a *g);
 int gk20a_cde_reload(struct gk20a *g);
 int gk20a_cde_convert(struct gk20a *g, struct dma_buf *dst,