BG_CONST          208 drivers/gpu/drm/msm/disp/mdp4/mdp4_crtc.c 					MDP4_OVLP_STAGE_OP_BG_ALPHA(BG_CONST);
BG_CONST          294 drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c 			MDP5_LM_BLEND_OP_MODE_BG_ALPHA(BG_CONST);