h_ratio_chroma    725 drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dwb_scl.c 	uint32_t h_ratio_chroma = 1;
h_ratio_chroma    750 drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dwb_scl.c 	h_ratio_chroma = h_ratio_luma * 2;