When I first installed Ubuntu I had sound, then lost it when upgrading to a newer version. I found a temporary fix, which stopped working in a later update, and haven't found anything that worked since then. If someone could help me that would be great. Thank you.
Code:
aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: ALC892 Digital [ALC892 Digital]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 7: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 8: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 9: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
Code:
dmesg | grep HDA
[ 12.532544] input: HDA Intel PCH Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input5
[ 12.532675] input: HDA Intel PCH Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
[ 12.532785] input: HDA Intel PCH Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
[ 12.532893] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 12.533004] input: HDA Intel PCH Line-Out Side as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 12.533110] input: HDA Intel PCH Line-Out CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[ 12.533218] input: HDA Intel PCH Line-Out Surround as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[ 12.533323] input: HDA Intel PCH Line-Out Front as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12
[ 13.446651] input: HDA NVidia HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input13
[ 13.446732] input: HDA NVidia HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input14
[ 13.446797] input: HDA NVidia HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input15
[ 13.446859] input: HDA NVidia HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input16
Code:
lspci -v | grep -A7 -i "audio"
00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 05)
Subsystem: Micro-Star International Co., Ltd. Device 7681
Flags: bus master, fast devsel, latency 0, IRQ 57
Memory at fb400000 (64-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
Kernel modules: snd-hda-intel
--
01:00.1 Audio device: NVIDIA Corporation GF108 High Definition Audio Controller (rev a1)
Subsystem: NVIDIA Corporation Device 0828
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at fb080000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
Kernel modules: snd-hda-intel
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