type exp_resion_start_segment;\
        type field_region_linear_slope
 
+#define TF_HELPER_REG_LIST \
+       uint32_t start_cntl_b; \
+       uint32_t start_cntl_g; \
+       uint32_t start_cntl_r; \
+       uint32_t start_slope_cntl_b; \
+       uint32_t start_slope_cntl_g; \
+       uint32_t start_slope_cntl_r; \
+       uint32_t start_end_cntl1_b; \
+       uint32_t start_end_cntl2_b; \
+       uint32_t start_end_cntl1_g; \
+       uint32_t start_end_cntl2_g; \
+       uint32_t start_end_cntl1_r; \
+       uint32_t start_end_cntl2_r; \
+       uint32_t region_start; \
+       uint32_t region_end
+
 #define TF_CM_REG_FIELD_LIST(type) \
        type csc_c11; \
        type csc_c12
        struct xfer_func_shift shifts;
        struct xfer_func_mask masks;
 
-       uint32_t start_cntl_b;
-       uint32_t start_cntl_g;
-       uint32_t start_cntl_r;
-       uint32_t start_slope_cntl_b;
-       uint32_t start_slope_cntl_g;
-       uint32_t start_slope_cntl_r;
-       uint32_t start_end_cntl1_b;
-       uint32_t start_end_cntl2_b;
-       uint32_t start_end_cntl1_g;
-       uint32_t start_end_cntl2_g;
-       uint32_t start_end_cntl1_r;
-       uint32_t start_end_cntl2_r;
-       uint32_t region_start;
-       uint32_t region_end;
+       TF_HELPER_REG_LIST;
 };
 
 struct cm_color_matrix_shift {
 
        uint32_t gamut_remap_c33_c34;
 };
 
+struct CM_bias_params {
+       uint32_t cm_bias_cr_r;
+       uint32_t cm_bias_y_g;
+       uint32_t cm_bias_cb_b;
+       uint32_t cm_bias_format;
+};
+
 struct dpp_funcs {
+
+       void (*dpp_program_cm_dealpha)(struct dpp *dpp_base,
+               uint32_t enable, uint32_t additive_blending);
+
+       void (*dpp_program_cm_bias)(
+               struct dpp *dpp_base,
+               struct CM_bias_params *bias_params);
+
        void (*dpp_read_state)(struct dpp *dpp, struct dcn_dpp_state *s);
 
        void (*dpp_reset)(struct dpp *dpp);
                        uint32_t width,
                        uint32_t height
                        );
+
        void (*dpp_set_hdr_multiplier)(
                        struct dpp *dpp_base,
                        uint32_t multiplier);
+
        void (*set_optional_cursor_attributes)(
                        struct dpp *dpp_base,
                        struct dpp_cursor_attributes *attr);