Public bug reported:
After updating to ubuntu 18.04.5, kernel 5.4.0-56-generic, headphone sound
doesn't work.
In settings > sounds, headphone-sof-hda-dsp shows up, but I can't get output
sound.
The speakers works properly.
>>>> lspci -nnk
00:00.0 Host bridge [0600]: Intel Corporation 8th Gen Core Processor Host
Bridge/DRAM Registers [8086:3ec4] (rev 07)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: skl_uncore
00:01.0 PCI bridge [0604]: Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th Gen
Core Processor PCIe Controller (x16) [8086:1901] (rev 07)
Kernel driver in use: pcieport
00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:3e9b]
Subsystem: Dell Device [1028:0949]
Kernel driver in use: i915
Kernel modules: i915
00:04.0 Signal processing controller [1180]: Intel Corporation Xeon E3-1200
v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem [8086:1903] (rev 07)
Subsystem: Dell Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor
Thermal Subsystem [1028:0949]
Kernel driver in use: proc_thermal
Kernel modules: processor_thermal_device
00:08.0 System peripheral [0880]: Intel Corporation Xeon E3-1200 v5/v6 /
E3-1500 v5 / 6th/7th Gen Core Processor Gaussian Mixture Model [8086:1911]
Subsystem: Dell Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th Gen Core
Processor Gaussian Mixture Model [1028:0949]
00:12.0 Signal processing controller [1180]: Intel Corporation Cannon Lake PCH
Thermal Controller [8086:a379] (rev 10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: intel_pch_thermal
Kernel modules: intel_pch_thermal
00:13.0 Serial controller [0700]: Intel Corporation Device [8086:a37c] (rev 10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: intel_ish_ipc
Kernel modules: intel_ish_ipc
00:14.0 USB controller [0c03]: Intel Corporation Cannon Lake PCH USB 3.1 xHCI
Host Controller [8086:a36d] (rev 10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: xhci_hcd
00:14.2 RAM memory [0500]: Intel Corporation Cannon Lake PCH Shared SRAM
[8086:a36f] (rev 10)
Subsystem: Dell Device [1028:0949]
00:15.0 Serial bus controller [0c80]: Intel Corporation Device [8086:a368] (rev
10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: intel-lpss
Kernel modules: intel_lpss_pci
00:15.1 Serial bus controller [0c80]: Intel Corporation Device [8086:a369] (rev
10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: intel-lpss
Kernel modules: intel_lpss_pci
00:16.0 Communication controller [0780]: Intel Corporation Cannon Lake PCH HECI
Controller [8086:a360] (rev 10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: mei_me
Kernel modules: mei_me
00:17.0 SATA controller [0106]: Intel Corporation Device [8086:a353] (rev 10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: ahci
Kernel modules: ahci
00:1d.0 PCI bridge [0604]: Intel Corporation Cannon Lake PCH PCI Express Root
Port 9 [8086:a330] (rev f0)
Kernel driver in use: pcieport
00:1d.5 PCI bridge [0604]: Intel Corporation Device [8086:a335] (rev f0)
Kernel driver in use: pcieport
00:1d.6 PCI bridge [0604]: Intel Corporation Device [8086:a336] (rev f0)
Kernel driver in use: pcieport
00:1f.0 ISA bridge [0601]: Intel Corporation Device [8086:a30d] (rev 10)
Subsystem: Dell Device [1028:0949]
00:1f.3 Multimedia audio controller [0401]: Intel Corporation Cannon Lake PCH
cAVS [8086:a348] (rev 10)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: sof-audio-pci
Kernel modules: snd_hda_intel, snd_sof_pci
00:1f.4 SMBus [0c05]: Intel Corporation Cannon Lake PCH SMBus Controller
[8086:a323] (rev 10)
Subsystem: Dell Device [1028:0949]
Kernel modules: i2c_i801
00:1f.5 Serial bus controller [0c80]: Intel Corporation Cannon Lake PCH SPI
Controller [8086:a324] (rev 10)
Subsystem: Dell Device [1028:0949]
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation Device [10de:2191]
(rev a1)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: nvidia
Kernel modules: nvidiafb, nouveau, nvidia_drm, nvidia
01:00.1 Audio device [0403]: NVIDIA Corporation Device [10de:1aeb] (rev a1)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
01:00.2 USB controller [0c03]: NVIDIA Corporation Device [10de:1aec] (rev a1)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: xhci_hcd
01:00.3 Serial bus controller [0c80]: NVIDIA Corporation Device [10de:1aed]
(rev a1)
Subsystem: Dell Device [1028:0949]
Kernel driver in use: nvidia-gpu
Kernel modules: i2c_nvidia_gpu
02:00.0 Non-Volatile memory controller [0108]: Device [1cc1:33f3] (rev 03)
Subsystem: Device [1cc1:33f3]
Kernel driver in use: nvme
Kernel modules: nvme
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd.
RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
Subsystem: Dell RTL8111/8168/8411 PCI Express Gigabit Ethernet
Controller [1028:0949]
Kernel driver in use: r8169
Kernel modules: r8169
04:00.0 Network controller [0280]: Qualcomm Atheros QCA9377 802.11ac Wireless
Network Adapter [168c:0042] (rev 31)
Subsystem: Dell QCA9377 802.11ac Wireless Network Adapter [1028:1810]
Kernel driver in use: ath10k_pci
Kernel modules: ath10k_pci
** Affects: ubuntu
Importance: Undecided
Status: New
** Tags: bot-comment
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https://bugs.launchpad.net/bugs/1906998
Title:
no headphone sound after update 18.04.5 kernel 5.4.0-56-generic
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