GL_GLOBAL_ALPHA_SHIFT  410 drivers/gpu/drm/zte/zx_plane.c 		       0xff << GL_GLOBAL_ALPHA_SHIFT);
GL_GLOBAL_ALPHA_SHIFT   23 drivers/gpu/drm/zte/zx_plane_regs.h #define GL_GLOBAL_ALPHA_MASK		(0xff << GL_GLOBAL_ALPHA_SHIFT)