diff options
Diffstat (limited to 'sound/pci/hda/hda_beep.c')
-rw-r--r-- | sound/pci/hda/hda_beep.c | 29 |
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); } } |