drm/amd/display: use true, false for bool variable in display_rq_dlg_calc_20.c

Fixes coccicheck warning:

drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:110:6-13: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:113:2-9: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:243:6-14: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:244:6-14: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:267:3-11: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:268:3-11: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:272:3-11: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:273:3-11: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:283:3-11: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:285:3-11: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:673:6-14: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c:961:1-9: WARNING: Assignment of 0/1 to bool variable
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c

@@ -107,10 +107,10 @@ static unsigned int get_bytes_per_element(enum source_format_class source_format
 
 static bool is_dual_plane(enum source_format_class source_format)
 {
-	bool ret_val = 0;
+	bool ret_val = false;
 
 	if ((source_format == dm_420_8) || (source_format == dm_420_10))
-		ret_val = 1;
+		ret_val = true;
 
 	return ret_val;
 }
@@ -240,8 +240,8 @@ static void handle_det_buf_split(struct display_mode_lib *mode_lib,
 	unsigned int swath_bytes_c = 0;
 	unsigned int full_swath_bytes_packed_l = 0;
 	unsigned int full_swath_bytes_packed_c = 0;
-	bool req128_l = 0;
-	bool req128_c = 0;
+	bool req128_l = false;
+	bool req128_c = false;
 	bool surf_linear = (pipe_src_param.sw_mode == dm_sw_linear);
 	bool surf_vert = (pipe_src_param.source_scan == dm_vert);
 	unsigned int log2_swath_height_l = 0;
@@ -264,13 +264,13 @@ static void handle_det_buf_split(struct display_mode_lib *mode_lib,
 		total_swath_bytes = 2 * full_swath_bytes_packed_l + 2 * full_swath_bytes_packed_c;
 
 		if (total_swath_bytes <= detile_buf_size_in_bytes) { //full 256b request
-			req128_l = 0;
-			req128_c = 0;
+			req128_l = false;
+			req128_c = false;
 			swath_bytes_l = full_swath_bytes_packed_l;
 			swath_bytes_c = full_swath_bytes_packed_c;
 		} else { //128b request (for luma only for yuv420 8bpc)
-			req128_l = 1;
-			req128_c = 0;
+			req128_l = true;
+			req128_c = false;
 			swath_bytes_l = full_swath_bytes_packed_l / 2;
 			swath_bytes_c = full_swath_bytes_packed_c;
 		}
@@ -280,9 +280,9 @@ static void handle_det_buf_split(struct display_mode_lib *mode_lib,
 		total_swath_bytes = 2 * full_swath_bytes_packed_l;
 
 		if (total_swath_bytes <= detile_buf_size_in_bytes)
-			req128_l = 0;
+			req128_l = false;
 		else
-			req128_l = 1;
+			req128_l = true;
 
 		swath_bytes_l = total_swath_bytes;
 		swath_bytes_c = 0;
@@ -670,7 +670,7 @@ static void get_surf_rq_param(struct display_mode_lib *mode_lib,
 		const display_pipe_source_params_st pipe_src_param,
 		bool is_chroma)
 {
-	bool mode_422 = 0;
+	bool mode_422 = false;
 	unsigned int vp_width = 0;
 	unsigned int vp_height = 0;
 	unsigned int data_pitch = 0;
@@ -958,7 +958,7 @@ static void dml20_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib,
 	// Source
 //             dcc_en              = src.dcc;
 	dual_plane = is_dual_plane((enum source_format_class)(src->source_format));
-	mode_422 = 0; // TODO
+	mode_422 = false; // TODO
 	access_dir = (src->source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
 //      bytes_per_element_l = get_bytes_per_element(source_format_class(src.source_format), 0);
 //      bytes_per_element_c = get_bytes_per_element(source_format_class(src.source_format), 1);