aboutsummaryrefslogtreecommitdiff
path: root/sound/pci/hda/hda_intel.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/hda/hda_intel.c')
-rw-r--r--sound/pci/hda/hda_intel.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index c19e71a94e1b..6e958bf94191 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2351,6 +2351,17 @@ static void azx_power_notify(struct hda_bus *bus)
* power management
*/
+static int snd_hda_codecs_inuse(struct hda_bus *bus)
+{
+ struct hda_codec *codec;
+
+ list_for_each_entry(codec, &bus->codec_list, list) {
+ if (snd_hda_codec_needs_resume(codec))
+ return 1;
+ }
+ return 0;
+}
+
static int azx_suspend(struct pci_dev *pci, pm_message_t state)
{
struct snd_card *card = pci_get_drvdata(pci);
@@ -2397,7 +2408,8 @@ static int azx_resume(struct pci_dev *pci)
return -EIO;
azx_init_pci(chip);
- azx_init_chip(chip, 1);
+ if (snd_hda_codecs_inuse(chip->bus))
+ azx_init_chip(chip, 1);
snd_hda_resume(chip->bus);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);