[alsa-devel] Bug on Dell Vostro 5480 (Intel Wildcat) kernel driver
Takashi Iwai
tiwai at suse.de
Tue Jul 28 08:35:47 CEST 2015
On Tue, 28 Jul 2015 05:35:34 +0200,
Paulo Roberto de Oliveira Castro wrote:
>
> Hi everyone,
>
> After installing Fedora 22 on my Dell Vostro 5480, the speakers don't work,
> and the sound only comes out of the subwoofer. Here is the output of
> alsa-info.sh. After talking to "debianuser" on IRC, we found this
> workaround:
>
> sudo hda-verb /dev/snd/hwC1D0 0x14 SET_PIN_WIDGET_CONTROL 0x40 # enable,
> set it to OUT
> sudo hda-verb /dev/snd/hwC1D0 0x14 SET_CONNECT_SEL 0 # switch to 0x0c
> sudo hda-verb /dev/snd/hwC1D0 0x14 SET_AMP_GAIN_MUTE 0xa000 # unmute left
> sudo hda-verb /dev/snd/hwC1D0 0x14 SET_AMP_GAIN_MUTE 0x9000 # unmute right
>
> We suspect that it's a kernel driver bug. This makes the speakers work
> alongside the headphones (both at the same time) but I need help making it
> working when headphones are not plugged in.
Does the patch below work? Try with 4.2-rc kernel at best.
Takashi
---
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 4ae877c3b6a1..18ae17ebb356 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5185,6 +5185,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1028, 0x064a, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x064b, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0665, "Dell XPS 13", ALC288_FIXUP_DELL_XPS_13),
+ SND_PCI_QUIRK(0x1028, 0x069a, "Dell Vostro 5480", ALC290_FIXUP_SUBWOOFER_HSJACK),
SND_PCI_QUIRK(0x1028, 0x06c7, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x06d9, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x06da, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
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