Same bug apparently and i have ubuntu focal kernel. In my case the next command this fix partially my problem, because my audio is set to null in sound, but i can listen it:
pacmd set-card-profile 0 output:hdmi-stereo
Note i have this problem for a long time, but with ubuntu focal is worse than ever. I can not find a good permanent solution.
Only in pavucontrol i can see my HDMI Audio and this is what i can see when i can lisent something:
Card: RS880 HDMI Audio [Radeon HD 4200 Series]
Profile: Digital Stereo (HDMI) Output (unplugged) (unavailable)
Internal Audio: off
Same bug apparently and i have ubuntu focal kernel. In my case the next command this fix partially my problem, because my audio is set to null in sound, but i can listen it:
pacmd set-card-profile 0 output:hdmi-stereo
Note i have this problem for a long time, but with ubuntu focal is worse than ever. I can not find a good permanent solution.
Only in pavucontrol i can see my HDMI Audio and this is what i can see when i can lisent something:
Card: RS880 HDMI Audio [Radeon HD 4200 Series]
Profile: Digital Stereo (HDMI) Output (unplugged) (unavailable)
Internal Audio: off
pacmd list-cards pci-0000_ 01_05.1> alsa-card. c> long_card_ name = "HDA ATI HDMI at 0xfdafc000 irq 19" pci0000: 00/0000: 00:01.0/ 0000:01: 05.1/sound/ card1" vendor. name = "Advanced Micro Devices, Inc. [AMD/ATI]" product. name = "RS880 HDMI Audio [Radeon HD 4200 Series]" description = "RS880 HDMI Audio [Radeon HD 4200 Series]" udev-detect. discovered = "1" hdmi-stereo: Digital Stereo (HDMI) Salida (priority 5900, available: no) hdmi-surround: Digital Surround 5.1 (HDMI) Salida (priority 800, available: no) hdmi-surround71 : Digital Surround 7.1 (HDMI) Salida (priority 800, available: no) hdmi-stereo> output. pci-0000_ 01_05.1. hdmi-stereo/ #1: RS880 HDMI Audio [Radeon HD 4200 Series] Digital Stereo (HDMI) output. pci-0000_ 01_05.1. hdmi-stereo. monitor/ #1: Monitor of RS880 HDMI Audio [Radeon HD 4200 Series] Digital Stereo (HDMI) icon_name = "video-display" pci-0000_ 00_14.2> alsa-card. c> long_card_ name = "HDA ATI SB at 0xfe024000 irq 16" pci0000: 00/0000: 00:14.2/ sound/card0" vendor. name = "Advanced Micro Devices, Inc. [AMD/ATI]" product. name = "SBx00 Azalia (Intel HDA)" form_factor = "internal" description = "Audio Interno" udev-detect. discovered = "1" analog- stereo: Estéreo analógico Entrada (priority 65, available: no) analog- stereo: Estéreo analógico Salida (priority 6500, available: no) analog- stereo+ input:analog- stereo: Estéreo Analógico Dúplex (priority 6565, available: no) analog- surround- 21: Análogico envolvente 2.1 Salida (priority 1300, available: no) analog- surround- 21+input: analog- stereo: Análogico envolvente 2.1 Salida + Estéreo analógico Entrada (priority 1365, available: no) analog- surround- 40: Analógico envolvente 4.0 Salida (priority 1200, available: no) analog- surround- 40+input: analog- stereo: Analógico envolvente 4.0 Salida + Estéreo analógico Entrada (priority 1265, available: no) analog- surround- 41: Analógico envolvente 4.1 Salida (priority 1300, available: no) analog- surround- 41+input: analog- stereo: Analógico envolvente 4.1 Salida + Estéreo analógico Entrada (priority 1365, available: no) analog- surround- 50: Analógico envolvente 5.0 Salida (priority 1200, available: no) analog- surround- 50+input: analog- stereo: Analógico envolvente 5.0 Salida + Estéreo analógico Entrada (priority 1265, available: no) analog- surround- 51: Analógico envolvente 5.1 Salida (priority 1300, available: no) analog- surround- 51+input: analog- stereo: Analógico envolvente 5.1 Salida + Estéreo analógico Entrada (priority 1365, available: no) analog- surround- 71: Analog Surround 7.1 Salida (priority 1200, available: no) analog- surround- 71+input: analog- stereo: Analog Surround 7.1 Salida + Estéreo analógico Entrada (priority 1265, available: no) iec958- stereo: Estéreo Digital (IEC958) Salida (priority 5500, available: unknown) iec958- stereo+ input:analog- stereo: Estéreo Digital (IEC958) Salida + Estéreo analógico Entrada (priority 5565, available: no) input-front- mic: Micrófono frontal (priority 8500, latency offset 0 usec, available: no) icon_name = "audio- input-microphon e" input-rear- mic: Micrófono trasero (priority 8200, latency offset 0 usec, available: no) icon_name = "audio- input-microphon e" input-linein: En línea (priority 8100, latency offset 0 usec, available: no)
2 card(s) available.
index: 0
name: <alsa_card.
driver: <module-
owner module: 7
properties:
alsa.card = "1"
alsa.card_name = "HDA ATI HDMI"
alsa.
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:01:05.1"
sysfs.path = "/devices/
device.bus = "pci"
device.vendor.id = "1002"
device.
device.product.id = "970f"
device.
device.string = "1"
device.
module-
device.icon_name = "audio-card-pci"
profiles:
output:
output:
output:
off: Apagado (priority 0, available: unknown)
active profile: <output:
sinks:
alsa_
sources:
alsa_
ports:
hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)
properties:
device.
index: 1
name: <alsa_card.
driver: <module-
owner module: 8
properties:
alsa.card = "0"
alsa.card_name = "HDA ATI SB"
alsa.
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:14.2"
sysfs.path = "/devices/
device.bus = "pci"
device.vendor.id = "1002"
device.
device.product.id = "4383"
device.
device.
device.string = "0"
device.
module-
device.icon_name = "audio-card-pci"
profiles:
input:
output:
output:
output:
output:
output:
output:
output:
output:
output:
output:
output:
output:
output:
output:
output:
output:
off: Apagado (priority 0, available: unknown)
active profile: <off>
ports:
analog-
properties:
device.
analog-
properties:
device.
analog-
properties:
analog- output- lineout: Línea de salida (priority 9000, latency offset 0 usec, available: no)
properties:
analog- output- headphones: Auriculares analógicos (priority 9900, latency offset 0 usec, available: no) icon_name = "audio-headphones" stereo- output: Salida digital (S/PDIF) (priority 0, latency offset 0 usec, available: unknown)
properties:
device.
iec958-
properties: