[alsa-devel] [PATCH] hda-intel: Add position_fix quirk for ASUS M2V-MX SE.

[Takashi Iwai]

At Mon, 08 Feb 2010 20:42:46 +0100,
Paul Menzel wrote:
> 
> With PulseAudio and an application accessing an input device like `gnome-volume-manager` both have high CPU load as reported in [1].
> 
> Loading `snd-hda-intel` with `position_fix=1` fixes this issue. Therefore add a quirk for ASUS M2V-MX SE.
> 
> The only downside is, when now exiting for example MPlayer when it is playing an audio file a high pitched sound is outputted by the speaker.
> 
> $ lspci -vvnn | grep -A10 Audio
> 20:01.0 Audio device [0403]: VIA Technologies, Inc. VT1708/A [Azalia HDAC] (VIA High Definition Audio Controller) [1106:3288] (rev 10)
> 	Subsystem: ASUSTeK Computer Inc. Device [1043:8290]
> 	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
> 	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> 	Latency: 0, Cache Line Size: 64 bytes
> 	Interrupt: pin A routed to IRQ 17
> 	Region 0: Memory at fbffc000 (64-bit, non-prefetchable) [size=16K]
> 	Capabilities: <access denied>
> 	Kernel driver in use: HDA Intel
> 
> [1] http://sourceforge.net/mailarchive/forum.php?thread_name=1265550675.4642.24.camel%40mattotaupa&forum_name=alsa-user
> 
> Signed-off-by: Paul Menzel <paulepanter at users.sourceforge.net>

Applied.  Thanks.


Takashi


> ---
>  sound/pci/hda/hda_intel.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
> index 051cf51..22dcdc2 100644
> --- a/sound/pci/hda/hda_intel.c
> +++ b/sound/pci/hda/hda_intel.c
> @@ -2264,6 +2264,7 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = {
>  	SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
>  	SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
>  	SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
> +	SND_PCI_QUIRK(0x1106, 0x3288, "ASUS M2V-MX SE", POS_FIX_LPIB),
>  	SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
>  	SND_PCI_QUIRK(0x1462, 0x1002, "MSI Wind U115", POS_FIX_LPIB),
>  	{}
> -- 
> 1.6.6.1
> [1.2 Dies ist ein digital signierter Nachrichtenteil <application/pgp-signature (7bit)>]
> 
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