[alsa-devel] [PATCH] ASoC: Add max98371 codec driver

[Micka]

Ok,

I  'v a problem with the codec max9768, because I don't see it in the
device list.

but in the kernel log, everything looks ok !


[    9.582179] i2C max9768 probe
[    9.582369] ASoC: Registered codec 'max9768.2-0049'

root at beaglebone:/# /sbin/lsmod | grep snd
snd_soc_simple_card     7597  0
*snd_soc_max9768*         4736  0
snd_soc_tlv320aic3x    40053  1
snd_soc_davinci_mcasp    14383  2
snd_soc_edma            1150  1 snd_soc_davinci_mcasp
snd_soc_omap            2581  1 snd_soc_davinci_mcasp
snd_soc_core          155826  6
snd_soc_davinci_mcasp,snd_soc_edma,snd_soc_omap,snd_soc_tlv320aic3x,snd_soc_max9768,snd_soc_simple_card
snd_compress           11589  1 snd_soc_core
snd_pcm_dmaengine       5061  2 snd_soc_core,snd_soc_omap
snd_pcm                76985  5
snd_soc_davinci_mcasp,snd_soc_core,snd_soc_omap,snd_soc_tlv320aic3x,snd_pcm_dmaengine
snd_seq                45177  0
snd_seq_device          4534  1 snd_seq
snd_timer              16867  2 snd_pcm,snd_seq
snd                    56907  7
snd_soc_core,snd_timer,snd_pcm,snd_seq,snd_soc_max9768,snd_seq_device,snd_compress
soundcore               6893  1 snd


Le lun. 21 mars 2016 à 18:05, Mark Brown <broonie at kernel.org> a écrit :

> On Mon, Mar 21, 2016 at 04:41:43PM +0000, Micka wrote:
>
> > *> Could you tell me how do you control this device/codec with Linux ?
> What
> > is> the command ?*
> > *Using any ALSA userspace applications.*
>
> > But How do you find the device in the amixer application ? That the part
> > don't I don't get it !
>
> The machine driver that uses the CODEC will create a card.  Probably
> it's going to be the only card in the system, if not you might need to
> flip between cards using whatever UI you have.  With amixer that's the
> -c option.
>