AC_PAR_GPIO_CAP
cap = snd_hda_param_read(codec, 0x1, AC_PAR_GPIO_CAP);
gpio = snd_hda_param_read(codec, codec->core.afg, AC_PAR_GPIO_CAP);
AC_PAR_GPIO_CAP);
param_read(codec, codec->core.afg, AC_PAR_GPIO_CAP);
snd_hdac_read_parm(codec, nid, AC_PAR_GPIO_CAP));