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authorTakashi Iwai <tiwai@suse.de>2010-01-19 15:46:37 +0100
committerTakashi Iwai <tiwai@suse.de>2010-01-19 15:50:26 +0100
commit3fb4a508b8e7957aa899f32cd6d9d462e102c7ca (patch)
treeb2cf780d6907b92d1b90bd82f9578c5f9d765205 /sound
parent4feabefe53eb3742f0b2773a43200d1686f3a288 (diff)
downloadlinux-2.6.34-ux500-3fb4a508b8e7957aa899f32cd6d9d462e102c7ca.tar.gz
ALSA: hda - Turn on EAPD only if available for Realtek codecs
Some codecs disable widgets used for output pins and reserve as vendor- spec widgets. Thus we need to check the widget type and pin cap before actually sending SET_EAPD verbs in the auto-configuration mode. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_realtek.c29
1 files changed, 17 insertions, 12 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 79cdae324c5..6ae610c0111 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1093,6 +1093,16 @@ static void alc889_coef_init(struct hda_codec *codec)
snd_hda_codec_write(codec, 0x20, 0, AC_VERB_SET_PROC_COEF, tmp|0x2010);
}
+/* turn on/off EAPD control (only if available) */
+static void set_eapd(struct hda_codec *codec, hda_nid_t nid, int on)
+{
+ if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
+ return;
+ if (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)
+ snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_EAPD_BTLENABLE,
+ on ? 2 : 0);
+}
+
static void alc_auto_init_amp(struct hda_codec *codec, int type)
{
unsigned int tmp;
@@ -1110,25 +1120,22 @@ static void alc_auto_init_amp(struct hda_codec *codec, int type)
case ALC_INIT_DEFAULT:
switch (codec->vendor_id) {
case 0x10ec0260:
- snd_hda_codec_write(codec, 0x0f, 0,
- AC_VERB_SET_EAPD_BTLENABLE, 2);
- snd_hda_codec_write(codec, 0x10, 0,
- AC_VERB_SET_EAPD_BTLENABLE, 2);
+ set_eapd(codec, 0x0f, 1);
+ set_eapd(codec, 0x10, 1);
break;
case 0x10ec0262:
case 0x10ec0267:
case 0x10ec0268:
case 0x10ec0269:
+ case 0x10ec0270:
case 0x10ec0272:
case 0x10ec0660:
case 0x10ec0662:
case 0x10ec0663:
case 0x10ec0862:
case 0x10ec0889:
- snd_hda_codec_write(codec, 0x14, 0,
- AC_VERB_SET_EAPD_BTLENABLE, 2);
- snd_hda_codec_write(codec, 0x15, 0,
- AC_VERB_SET_EAPD_BTLENABLE, 2);
+ set_eapd(codec, 0x14, 1);
+ set_eapd(codec, 0x15, 1);
break;
}
switch (codec->vendor_id) {
@@ -1836,10 +1843,8 @@ static void alc889_acer_aspire_8930g_setup(struct hda_codec *codec)
#ifdef CONFIG_SND_HDA_POWER_SAVE
static void alc889_power_eapd(struct hda_codec *codec, int power)
{
- snd_hda_codec_write(codec, 0x14, 0,
- AC_VERB_SET_EAPD_BTLENABLE, power ? 2 : 0);
- snd_hda_codec_write(codec, 0x15, 0,
- AC_VERB_SET_EAPD_BTLENABLE, power ? 2 : 0);
+ set_eapd(codec, 0x14, power);
+ set_eapd(codec, 0x15, power);
}
#endif