[ALSA] ice1724 - Fix IRQ lock-up with MPU access
Takashi Iwai authored

The sound boards with VT1724 and compatible chips may lock up when
MPU401 is accessed together with the PCM streaming.
This patch fixes the problem.
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
3a841d51