drm/amd/display: HUBP/HUBBUB register programming fixes

[Why]
- Need to change interface function signature / add an enum
  to reflect the available register field values

[How]
- Add a new enum and modify existing functions to use it instead
  of bool
Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c

@@ -509,7 +509,7 @@ bool hubp1_program_surface_flip_and_addr(
 }
 
 void hubp1_dcc_control(struct hubp *hubp, bool enable,
-		bool independent_64b_blks)
+		enum hubp_ind_block_size independent_64b_blks)
 {
 	uint32_t dcc_en = enable ? 1 : 0;
 	uint32_t dcc_ind_64b_blk = independent_64b_blks ? 1 : 0;

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h

@@ -698,7 +698,7 @@ void hubp1_program_tiling(
 
 void hubp1_dcc_control(struct hubp *hubp,
 		bool enable,
-		bool independent_64b_blks);
+		enum hubp_ind_block_size independent_64b_blks);
 
 #ifdef CONFIG_DRM_AMD_DC_DCN2_0
 bool hubp1_program_surface_flip_and_addr(

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubp.c

@@ -397,7 +397,7 @@ void hubp2_program_rotation(
 }
 
 void hubp2_dcc_control(struct hubp *hubp, bool enable,
-		bool independent_64b_blks)
+		enum hubp_ind_block_size independent_64b_blks)
 {
 	uint32_t dcc_en = enable ? 1 : 0;
 	uint32_t dcc_ind_64b_blk = independent_64b_blks ? 1 : 0;

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubp.h

@@ -252,7 +252,7 @@ bool hubp2_program_surface_flip_and_addr(
 	bool flip_immediate);
 
 void hubp2_dcc_control(struct hubp *hubp, bool enable,
-		bool independent_64b_blks);
+		enum hubp_ind_block_size independent_64b_blks);
 
 void hubp2_program_size(
 	struct hubp *hubp,

drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h

@@ -47,6 +47,11 @@ enum cursor_lines_per_chunk {
 	CURSOR_LINE_PER_CHUNK_16
 };
 
+enum hubp_ind_block_size {
+	hubp_ind_block_unconstrained = 0,
+	hubp_ind_block_64b,
+};
+
 struct hubp {
 	const struct hubp_funcs *funcs;
 	struct dc_context *ctx;
@@ -74,7 +79,8 @@ struct hubp_funcs {
 			struct _vcs_dpi_display_ttu_regs_st *ttu_regs);
 
 	void (*dcc_control)(struct hubp *hubp, bool enable,
-			bool independent_64b_blks);
+			enum hubp_ind_block_size blk_size);
+
 	void (*mem_program_viewport)(
 			struct hubp *hubp,
 			const struct rect *viewport,