gpu: nvgpu: implement chip specific fb cbc_init

Add function pointer in fb to add chip specific
cbc init.

GPUT19X-70

Change-Id: I12f73945d99498de965a671fd8e258b5c95bbabe
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/1484524
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index a02215d2..2ede539e 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -382,6 +382,7 @@ struct gpu_ops {
         } gr;
         struct {
                 void (*init_hw)(struct gk20a *g);
+                void (*init_cbc)(struct gk20a *g, struct gr_gk20a *gr);
                 void (*init_fs_state)(struct gk20a *g);
                 void (*reset)(struct gk20a *g);
                 void (*init_uncompressed_kind_map)(struct gk20a *g);
diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index b2ae77c3..462af65f 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -4828,6 +4828,9 @@ static int gk20a_init_gr_setup_hw(struct gk20a *g)
         if (g->ops.ltc.init_cbc)
                 g->ops.ltc.init_cbc(g, gr);
 
+        if (g->ops.fb.init_cbc)
+                g->ops.fb.init_cbc(g, gr);
+
         /* load ctx init */
         for (i = 0; i < sw_ctx_load->count; i++)
                 gk20a_writel(g, sw_ctx_load->l[i].addr,