ALSA: hda - make some functions static

Minor clean ups: move snd_hda_codecs_inuse() into hda_intel.c and
make static.  Also, make snd_hda_query_supported_pcm() static
as it's used only in hda_codec.c.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

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)
         else if (chip->running && power_save_controller)
                 azx_stop_chip(chip);
 }
+
+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;
+}
+#else /* !CONFIG_SND_HDA_POWER_SAVE */
+#define snd_hda_codecs_inuse(bus) 1
 #endif /* CONFIG_SND_HDA_POWER_SAVE */
 
 #ifdef CONFIG_PM