From 1c4bdf9be010ae7c2324c0a90dd2296e0d1a775e Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Thu, 13 Aug 2009 08:23:24 +0200
Subject: [PATCH] ALSA: hda - Enable line-out detection only with speakers
Enable line-out detection for IDT/STAC codecs only when speaker pins
exist. In some cases, the speaker itself is identified as line-out,
and this confuses the situation. Only the extra line-outs should do
auto-muting.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
sound/pci/hda/patch_sigmatel.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 27607306057..3ac0112566b 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -4350,7 +4350,8 @@ static int stac92xx_init(struct hda_codec *codec)
hda_nid_t nid = cfg->hp_pins[i];
enable_pin_detect(codec, nid, STAC_HP_EVENT);
}
- if (cfg->line_out_type == AUTO_PIN_LINE_OUT) {
+ if (cfg->line_out_type == AUTO_PIN_LINE_OUT &&
+ cfg->speaker_outs > 0) {
/* enable pin-detect for line-outs as well */
for (i = 0; i < cfg->line_outs; i++) {
hda_nid_t nid = cfg->line_out_pins[i];
--
2.20.1