gpu: nvgpu: gp10b: Implement SW methods

Bug 1567274

Change-Id: I6d760eca7ac0931847f9a04a9d4a408519ade511
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/654098

1 files changed, 37 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gp10b/gr_gp10b.c b/drivers/gpu/nvgpu/gp10b/gr_gp10b.c
index b8fbc28e..844ba81f 100644
--- a/drivers/gpu/nvgpu/gp10b/gr_gp10b.c
+++ b/drivers/gpu/nvgpu/gp10b/gr_gp10b.c
@@ -333,6 +333,42 @@ static int gr_gp10b_calc_global_ctx_buffer_size(struct gk20a *g)
         return size;
 }
 
+static int gr_gp10b_handle_sw_method(struct gk20a *g, u32 addr,
+                                     u32 class_num, u32 offset, u32 data)
+{
+        gk20a_dbg_fn("");
+
+        if (class_num == PASCAL_COMPUTE_A) {
+                switch (offset << 2) {
+                case NVC0C0_SET_SHADER_EXCEPTIONS:
+                        gk20a_gr_set_shader_exceptions(g, data);
+                        break;
+                default:
+                        goto fail;
+                }
+        }
+
+        if (class_num == PASCAL_A) {
+                switch (offset << 2) {
+                case NVC097_SET_SHADER_EXCEPTIONS:
+                        gk20a_gr_set_shader_exceptions(g, data);
+                        break;
+                case NVC097_SET_CIRCULAR_BUFFER_SIZE:
+                        g->ops.gr.set_circular_buffer_size(g, data);
+                        break;
+                case NVC097_SET_ALPHA_CIRCULAR_BUFFER_SIZE:
+                        g->ops.gr.set_alpha_circular_buffer_size(g, data);
+                        break;
+                default:
+                        goto fail;
+                }
+        }
+        return 0;
+
+fail:
+        return -EINVAL;
+}
+
 void gp10b_init_gr(struct gpu_ops *gops)
 {
         gm20b_init_gr(gops);
@@ -344,4 +380,5 @@ void gp10b_init_gr(struct gpu_ops *gops)
         gops->gr.buffer_size_defaults = gr_gp10b_buffer_size_defaults;
         gops->gr.calc_global_ctx_buffer_size =
                 gr_gp10b_calc_global_ctx_buffer_size;
+        gops->gr.handle_sw_method = gr_gp10b_handle_sw_method;
 }