gpu: nvgpu: Prepare for per-GPU CDE program numbers

Add gpu_ops for CDE, and add get_program_numbers function pointer for
determining horizontal and vertical CDE swizzler programs. This allows
different GPUs to have their own specific requirements for choosing
the CDE firmware programs.

Bug 1604102

Change-Id: Ib37c13abb017c8eb1c32adc8cbc6b5984488222e
Signed-off-by: Sami Kiminki <skiminki@nvidia.com>
Reviewed-on: http://git-master/r/784899
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 25712a64..5caef6fe 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -432,6 +432,11 @@ struct gpu_ops {
                 void (*show_dump)(struct gk20a *g,
                                 struct gk20a_debug_output *o);
         } debug;
+        struct {
+                void (*get_program_numbers)(struct gk20a *g,
+                                            u32 block_height_log2,
+                                            int *hprog, int *vprog);
+        } cde;
 };
 
 struct gk20a {