Merge tag 'sound-fix-4.21-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Among a few HD-audio fixes, the only significant one is the regression
  fix on some machines like Dell XPS due to the default binding changes.
  We ended up reverting the whole since the fix for ASoC HD-audio driver
  won't be available immediately"

* tag 'sound-fix-4.21-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - Revert DSP detection on legacy HD-audio driver
  ALSA: hda/tegra: clear pending irq handlers
  ALSA: hda/realtek: Enable the headset mic auto detection for ASUS laptops