i Iwai 1334920013 +0200 committer Takashi Iwai 1334920013 +0200 ALSA: hda - Add snd_hda_get_default_vref() helper function Add a new helper function to guess the default VREF pin control bits for mic in. This can be used to set the pin control value safely matching with the actual pin capabilities. Signed-off-by: Takashi Iwai ¯  „Ÿ4x