SDVO_TMDS_MASK
if ((flags & SDVO_TMDS_MASK) == SDVO_TMDS_MASK)
#define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
#define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
#define IS_DIGITAL(c) (c->output_flag & (SDVO_TMDS_MASK | SDVO_LVDS_MASK))