[alsa-devel] Request for HW auto-recognition: HP Pavilion dv7 with STAC92xx

[Takashi Iwai]

At Wed, 12 Dec 2012 18:08:25 +0100,
Tomas Pospisek wrote:
> 
> Hello,
> 
> I have a HP Pavilion dv7 laptop (LS066EA#UUZ), with:
> 
>   # cat /proc/asound/card0/codec* | grep Codec
>   Codec: IDT 92HD81B1X5
>   Codec: Intel CougarPoint HDMI
> 
> when play sound without any tweaks, I get a very weak sound output. If I
> want to have "beats audio", that is subwoofer and all speakers, I need to
> set:
> 
>   # cat /etc/modprobe.d/alsa-base.conf 
>   options snd-hda-intel model=hp-dv7-4000
> 
> Could the snd_hda_intel alsa driver be updated to recognize and setup the
> driver accordingly?
> 
> alsa-info.sh output here:
> 
>  
> http://www.alsa-project.org/db/?f=54ea874f43f12c1572aff3ee3113dc4b0ad0b398

Could you check whether the patch below works?


Takashi

---
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index df13c0f..a86547c 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1725,7 +1725,7 @@ static const struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = {
 	SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1658,
 			  "HP", STAC_92HD83XXX_HP_cNB11_INTQUAD),
 	SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1659,
-			  "HP", STAC_92HD83XXX_HP_cNB11_INTQUAD),
+			  "HP Pavilion dv7", STAC_HP_DV7_4000),
 	SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x165A,
 			  "HP", STAC_92HD83XXX_HP_cNB11_INTQUAD),
 	SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x165B,