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Diffstat (limited to 'sound/pci/hda/hda_intel.c')
-rw-r--r--sound/pci/hda/hda_intel.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 6462d758e641..f13ec4c71f8a 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1896,6 +1896,19 @@ static void azx_power_notify(struct hda_bus *bus)
1896 else if (chip->running && power_save_controller) 1896 else if (chip->running && power_save_controller)
1897 azx_stop_chip(chip); 1897 azx_stop_chip(chip);
1898} 1898}
1899
1900static int snd_hda_codecs_inuse(struct hda_bus *bus)
1901{
1902 struct hda_codec *codec;
1903
1904 list_for_each_entry(codec, &bus->codec_list, list) {
1905 if (snd_hda_codec_needs_resume(codec))
1906 return 1;
1907 }
1908 return 0;
1909}
1910#else /* !CONFIG_SND_HDA_POWER_SAVE */
1911#define snd_hda_codecs_inuse(bus) 1
1899#endif /* CONFIG_SND_HDA_POWER_SAVE */ 1912#endif /* CONFIG_SND_HDA_POWER_SAVE */
1900 1913
1901#ifdef CONFIG_PM 1914#ifdef CONFIG_PM