gpu: nvgpu: add sw method for SET_BES_CROP_DEBUG4

Added sw method support for SET_BES_CROP_DEBUG4.
In this sw method:
CLAMP_FP_BLEND_TO_MAXVAL forces overflow and
CLAMP_FP_BLEND_TO_INF blend results to clamp to FP maxval.

Added support for this sw method in gp10b/gp106/gv11b
and gv100.

Bug 2046636

Change-Id: I3a9e97587aca76718f7f504ea3b853f87409092a
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1641529
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gp10b/gr_gp10b.h b/drivers/gpu/nvgpu/gp10b/gr_gp10b.h
index 8d553d37..8f1ebb16 100644
--- a/drivers/gpu/nvgpu/gp10b/gr_gp10b.h
+++ b/drivers/gpu/nvgpu/gp10b/gr_gp10b.h
@@ -49,9 +49,13 @@ enum {
 #define NVC097_SET_CIRCULAR_BUFFER_SIZE         0x1280
 #define NVC097_SET_SHADER_EXCEPTIONS            0x1528
 #define NVC097_SET_BES_CROP_DEBUG3              0x10c4
+#define NVC097_SET_BES_CROP_DEBUG4              0x10b0
 #define NVC0C0_SET_SHADER_EXCEPTIONS            0x1528
 #define NVC0C0_SET_RD_COALESCE                  0x0228
 
+#define NVC097_BES_CROP_DEBUG4_CLAMP_FP_BLEND_TO_INF    0x0
+#define NVC097_BES_CROP_DEBUG4_CLAMP_FP_BLEND_TO_MAXVAL 0x1
+
 int gr_gp10b_init_fs_state(struct gk20a *g);
 int gr_gp10b_alloc_buffer(struct vm_gk20a *vm, size_t size,
                         struct nvgpu_mem *mem);
@@ -85,6 +89,7 @@ int gr_gp10b_add_zbc_depth(struct gk20a *g, struct gr_gk20a *gr,
 u32 gr_gp10b_pagepool_default_size(struct gk20a *g);
 int gr_gp10b_calc_global_ctx_buffer_size(struct gk20a *g);
 void gr_gp10b_set_bes_crop_debug3(struct gk20a *g, u32 data);
+void gr_gp10b_set_bes_crop_debug4(struct gk20a *g, u32 data);
 int gr_gp10b_handle_sw_method(struct gk20a *g, u32 addr,
                                      u32 class_num, u32 offset, u32 data);
 void gr_gp10b_cb_size_default(struct gk20a *g);