https://bugs.freedesktop.org/show_bug.cgi?id=105841
Bug ID: 105841
Summary: HDMI/DP audio is not supported on GLK
Product: PulseAudio
Version: unspecified
Hardware: Other
OS: All
Status: NEW
Severity: critical
Priority: medium
Component: alsa
Assignee: [email protected]
Reporter: [email protected]
QA Contact: [email protected]
CC: [email protected]
Platform information:
Label: GLK02SDP
Processor: Silver N5000
Bios: GELKRVPA.X64.0083.B30.1801162142
OS: Ubuntu 18.04
Kernel: 4.15.0-10-generic
Details:
1 )Check the audio driver
root@GLK02:~# lspci -xxx -s e.0 -v
00:0e.0 Multimedia audio controller: Intel Corporation Device 3198 (rev 03)
Subsystem: Intel Corporation Device 7270
Flags: bus master, fast devsel, latency 0, IRQ 152
Memory at a1214000 (64-bit, non-prefetchable) [size=16K]
Memory at a1000000 (64-bit, non-prefetchable) [size=1M]
Capabilities: [50] Power Management version 3
Capabilities: [80] Vendor Specific Information: Len=14 <?>
Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel, snd_soc_skl
2) Check the audio playback device;
**** List of PLAYBACK Hardware Devices ****
Home directory not accessible: Permission denied
card 0: PCH [HDA Intel PCH], device 0: ALC298 Analog [ALC298 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
==> only legacy Analog device is in the list.
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