[alsa-devel] RealTek Inverted Mic Patch

[Takashi Iwai]

At Thu, 15 Aug 2013 14:27:07 -0600,
Nathanael D. Noblet wrote:
> 
> Hello,
> 
>    I have hardware that suffers from an internal phase inverted mic that 
> isn't properly detected. Below is a patch that fixes the issue for my 
> particular hardware.
> 
> Pre patch alsa-info:
> 
> http://www.alsa-project.org/db/?f=a922c77ddf473a8f478ec334fa9dca684f213b59
> 
> Post patch alsa-info:
> http://www.alsa-project.org/db/?f=14cd25b323d3bbb02fabbac78e62851569893c3f
> 
> Incase you care. The patch is small. I don't know if you need any kind 
> of signed off/written by etc for something so small. In any case there 
> is no intellectual property in this at all. Feel free to do as you wish 
> with it. However including it in the kernel would make my life easier.

Thanks, I fixed it in sound git tree now.


Takashi

> 
> Thanks,
> -- 
> Nathanael d. Noblet
> t 403.875.4613
> [2 alsa-realtek-inverted-mic.patch <text/x-patch (7bit)>]
> --- a/sound/pci/hda/patch_realtek.c.org	2013-08-15 13:17:49.804492932 -0600
> +++ b/sound/pci/hda/patch_realtek.c	2013-08-15 13:18:40.582364931 -0600
> @@ -4208,6 +4208,7 @@
>  	SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Ideapad Y550", ALC662_FIXUP_IDEAPAD),
>  	SND_PCI_QUIRK(0x19da, 0xa130, "Zotac Z68", ALC662_FIXUP_ZOTAC_Z68),
>  	SND_PCI_QUIRK(0x1b35, 0x2206, "CZC P10T", ALC662_FIXUP_CZC_P10T),
> +    SND_PCI_QUIRK(0x1025, 0x034a, "Gateway LT27", ALC662_FIXUP_INV_DMIC),
>  
>  #if 0
>  	/* Below is a quirk table taken from the old code.