[alsa-devel] Controlling the cards order

[Takashi Iwai]

At Thu, 06 Mar 2014 12:42:14 -0500,
Olivier Langlois wrote:
> 
> Hi,
> 
> I have added a second sound device in my system and it unexpectedly took
> the first card slot.
> 
> I have found that it is easy to control the order as long as the devices
> use different drivers by modifying
> 
> /etc/modprobe.d/alsa.conf
> 
> ( http://alsa.opensrc.org/MultipleCards )
> 
> but in my situation I have 2 different devices using the same driver. I
> think that there is hope that I find an answer by digging the more
> general topic of ordering PCI devices drivers loading but if someone has
> few pointers to share, any help is welcome!
> 
> Here are my 2 devices that I would like to change the order:
> 
> lano1106 at whippet2 /proc/asound $ cat cards
>  0 [PCH            ]: HDA-Intel - HDA Intel PCH
>                       HDA Intel PCH at 0xfbf20000 irq 84
>  1 [HDMI           ]: HDA-Intel - HDA ATI HDMI
>                       HDA ATI HDMI at 0xfbe60000 irq 88

You can pass index=1,0 option to snd-hda-intel module.


Takashi