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Diffstat (limited to 'sound/pci/hda/hda_beep.c')
-rw-r--r--sound/pci/hda/hda_beep.c29
1 files changed, 16 insertions, 13 deletions
diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c
index 581b7fdef0e3..4cdac3a71cae 100644
--- a/sound/pci/hda/hda_beep.c
+++ b/sound/pci/hda/hda_beep.c
@@ -33,30 +33,36 @@ enum {
DIGBEEP_HZ_MAX = 12000000, /* 12 KHz */
};
-static void snd_hda_generate_beep(struct work_struct *work)
+/* generate or stop tone */
+static void generate_tone(struct hda_beep *beep, int tone)
{
- struct hda_beep *beep =
- container_of(work, struct hda_beep, beep_work);
struct hda_codec *codec = beep->codec;
- int tone;
- if (!beep->enabled)
- return;
-
- tone = beep->tone;
if (tone && !beep->playing) {
snd_hda_power_up(codec);
+ if (beep->power_hook)
+ beep->power_hook(beep, true);
beep->playing = 1;
}
- /* generate tone */
snd_hda_codec_write(codec, beep->nid, 0,
AC_VERB_SET_BEEP_CONTROL, tone);
if (!tone && beep->playing) {
beep->playing = 0;
+ if (beep->power_hook)
+ beep->power_hook(beep, false);
snd_hda_power_down(codec);
}
}
+static void snd_hda_generate_beep(struct work_struct *work)
+{
+ struct hda_beep *beep =
+ container_of(work, struct hda_beep, beep_work);
+
+ if (beep->enabled)
+ generate_tone(beep, beep->tone);
+}
+
/* (non-standard) Linear beep tone calculation for IDT/STAC codecs
*
* The tone frequency of beep generator on IDT/STAC codecs is
@@ -130,10 +136,7 @@ static void turn_off_beep(struct hda_beep *beep)
cancel_work_sync(&beep->beep_work);
if (beep->playing) {
/* turn off beep */
- snd_hda_codec_write(beep->codec, beep->nid, 0,
- AC_VERB_SET_BEEP_CONTROL, 0);
- beep->playing = 0;
- snd_hda_power_down(beep->codec);
+ generate_tone(beep, 0);
}
}