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ALSA: hda - implement a refcount for i915 power well switch
authorMengdong Lin <mengdong.lin@intel.com>
Wed, 29 Apr 2015 09:43:12 +0000 (17:43 +0800)
committerTakashi Iwai <tiwai@suse.de>
Wed, 29 Apr 2015 10:27:52 +0000 (12:27 +0200)
commitd4b7b13e19258a848da920502e27526f36c5a59d
treefd2a55f49787b4621511bfd6b9aca7475f7a88d4tree | snapshot (tar.gz zip)
parent0dd76f36efa43fa75a568b0d24736a9e51d51170commit | diff
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>
sound/pci/hda/hda_i915.c diff | blob | blame | history
sound/pci/hda/hda_intel.h diff | blob | blame | history