RADEON_TV_DAC_NHOLD
RADEON_TV_DAC_NHOLD |
tv_dac_cntl |= RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD;
RADEON_TV_DAC_NHOLD |
tmp = RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD |
RADEON_TV_DAC_NHOLD |
tv_dac_cntl |= RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD;