gpu: nvgpu: add support to remove bar2 mm

Adding support to remove bar2 mm on gpu module
remove.

Change-Id: Id5f680b1abf7056da9871d5460d9fbc40422673e
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/814571
(cherry picked from commit e7c6c87dd6b0893d26a9a3b4568121a691e1eb3c)
Reviewed-on: http://git-master/r/815429
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index bec2d2a0..b5e8ce9c 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -379,6 +379,7 @@ struct gpu_ops {
                 int (*init_mm_setup_hw)(struct gk20a *g);
                 int (*init_bar2_vm)(struct gk20a *g);
                 int (*init_bar2_mm_hw_setup)(struct gk20a *g);
+                void (*remove_bar2_vm)(struct gk20a *g);
                 const struct gk20a_mmu_level *
                         (*get_mmu_levels)(struct gk20a *g, u32 big_page_size);
                 void (*init_pdb)(struct gk20a *g, void *inst_ptr, u64 pdb_addr);