CentOS/RHEL: How To Check The Different Properties Of Sound Card

I would like to check sound card’s detailed information on my linux system. How do I get the details of sound card under CentOs 7/6.5 or RHEL 7/6.5 system? How to get souce card manufacture information on CentOs linux or RHEL linux ? This post will guide how to check the different properties of sound card.

​CentOS/RHEL Check Manufacture Information Of Sound card

To get Sound Card manufacture information for Sound device in current linux system, issue the following command:

lspci -v | grep -i audio

outputs:

[root@devops ~]# lspci -v | grep -i audio

00:05.0 Multimedia audio controller: Intel Corporation 82801AA AC'97 Audio Controller (rev 01)

CentOS/RHEL Get All Audio Devices On Your system

To get all device Names attached to sound card, you can use cat command to view “/proc/asound/devices” file,or running aplay command with “–list-devices” to get all sound device information, type:

cat /proc/asound/devices

or

aplay --list-devices

outputs:

[root@devops ~]# cat /proc/asound/devices

1:        : sequencer

2: [ 0- 1]: digital audio capture

3: [ 0- 0]: digital audio playback

4: [ 0- 0]: digital audio capture

5: [ 0]   : control

33:        : timer

[root@devops ~]# aplay --list-devices

**** List of PLAYBACK Hardware Devices ****

card 0: I82801AAICH [Intel 82801AA-ICH], device 0: Intel ICH [Intel 82801AA-ICH]

Subdevices: 1/1

Subdevice #0: subdevice #0

CentOS/RHEL List kernel Module For Sound Card

You can use the below two commands to check all kernel module related to sound card:

cat /proc/asound/modules| grep snd

Or

lsmod | grep snd

outputs:

[root@devops ~]# cat /proc/asound/modules | grep snd

0 snd_intel8x0

[root@devops ~]# lsmod | grep snd

snd_intel8x0           38153  3

snd_ac97_codec        130236  1 snd_intel8x0

ac97_bus               12730  1 snd_ac97_codec

snd_seq                61519  0

snd_seq_device         14497  1 snd_seq

snd_pcm                97511  2 snd_ac97_codec,snd_intel8x0

snd_page_alloc         18710  2 snd_intel8x0,snd_pcm

snd_timer              29482  2 snd_pcm,snd_seq

snd                    74645  12 snd_ac97_codec,snd_intel8x0,snd_timer,snd_pcm,snd_seq,snd_seq_device

soundcore              15047  1 snd