AC_FMT_CHAN_MASK 59 drivers/gpu/drm/tegra/hda.c channels = (format & AC_FMT_CHAN_MASK) >> AC_FMT_CHAN_SHIFT; AC_FMT_CHAN_MASK 883 sound/pci/hda/patch_hdmi.c ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)