Commits
Mengdong Lin committed d4b7b13e192
ALSA: hda - implement a refcount for i915 power well switch This is to check the refcount of audio driver and reduce calling to i915. Signed-off-by: Mengdong Lin <mengdong.lin@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>