gpu: nvgpu: unify instance block creation

Reduce copypaste code in instance block allocation and deletion with
functions purposed for that.

Change-Id: I2c8ae6a317ac89e2c857dde4296cb4316b8aaafe
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: http://git-master/r/668698
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
index 6ccb6ab1..d3ee8670 100644
--- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
@@ -389,6 +389,9 @@ static inline int max_vaddr_bits_gk20a(void)
 #define bar1_instance_block_shift_gk20a() bus_bar1_block_ptr_shift_v()
 #endif
 
+int gk20a_alloc_inst_block(struct gk20a *g, struct inst_desc *inst_block);
+void gk20a_free_inst_block(struct gk20a *g, struct inst_desc *inst_block);
+
 void gk20a_mm_dump_vm(struct vm_gk20a *vm,
                 u64 va_begin, u64 va_end, char *label);