
Проблема со звуком: он типа есть, но раздражают сильно реверберирующие "металлические" искажения, особенно на высоких частотах (что-то типа эффекта "sewer pipe"). Музыку слушать невозможно, голос тоже сильно искажается.
Драйвера (Cirrus Logic CS8409/CS42L42) вроде бы были добавлены ещё в ядро 5.10 (в 5.11 и новее звук есть, в 5.8 уже нет). Интереса ради поставил последнюю Xubuntu 21.04 и накатил последние ядра из mainline (5.13.4 generic и low-latency), но никаких изменений.
Не дефект лаптопа - под виндой всё в порядке.
Alsamixer (1.2.4) с любыми ядрами показывает только каналы для наушников и PCM (нет ни Master, ни Speakers, зато есть целых 12 штук S/PDIF).
Конфиги pulseaudio тёр.
Выставил default sample rate в 48000Hz (с 44100).
Speech-dispatcher снёс.
Отключил timer-based scheduling.
Ничего не помогает.
Выхлопы:
Код: Выделить всё
~$ lspci -v
00:1f.3 Audio device: Intel Corporation Tiger Lake-LP Smart Sound Technology Audio Controller (rev 20)
Subsystem: Dell Tiger Lake-LP Smart Sound Technology Audio Controller
Flags: bus master, fast devsel, latency 64, IRQ 149
Memory at 6001138000 (64-bit, non-prefetchable) [size=16K]
Memory at 6001000000 (64-bit, non-prefetchable) [size=1M]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel, snd_sof_pci_intel_tgl
Код: Выделить всё
~$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: CS8409/CS42L42 Analog [CS8409/CS42L42 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 10: HDMI 4 [HDMI 4]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 11: HDMI 5 [HDMI 5]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 12: HDMI 6 [HDMI 6]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 13: HDMI 7 [HDMI 7]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 14: HDMI 8 [HDMI 8]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 15: HDMI 9 [HDMI 9]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 16: HDMI 10 [HDMI 10]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 17: HDMI 11 [HDMI 11]
Subdevices: 1/1
Subdevice #0: subdevice #0
Код: Выделить всё
~$ inxi -Fxz
System: Kernel: 5.13.4-051304-lowlatency x86_64 bits: 64 compiler: gcc v: 10.2.1 Desktop: Xfce 4.16.0
Distro: Ubuntu 21.04 (Hirsute Hippo)
Machine: Type: Laptop System: Dell product: Vostro 3500 v: N/A serial: <filter>
Mobo: Dell model: 0GGCMJ v: A00 serial: <filter> UEFI: Dell v: 1.6.0 date: 05/28/2021
Battery: ID-1: BAT0 charge: 42.0 Wh condition: 42.0/42.0 Wh (100%) model: SMP DELL VM73297 status: Full
CPU: Info: Quad Core model: 11th Gen Intel Core i5-1135G7 bits: 64 type: MT MCP arch: Tiger Lake rev: 1 L2 cache: 8 MiB
flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 38707
Speed: 941 MHz min/max: 400/4200 MHz Core speeds (MHz): 1: 941 2: 480 3: 533 4: 505 5: 992 6: 457 7: 547 8: 614
Graphics: Device-1: Intel TigerLake GT2 [Iris Xe Graphics] vendor: Dell driver: i915 v: kernel bus ID: 00:02.0
Device-2: Sunplus Innovation Integrated_Webcam_HD type: USB driver: uvcvideo bus ID: 1-6:3
Display: x11 server: X.Org 1.20.11 driver: loaded: modesetting unloaded: fbdev,vesa resolution: 1920x1080~60Hz
OpenGL: renderer: Mesa Intel Xe Graphics (TGL GT2) v: 4.6 Mesa 21.0.3 direct render: Yes
Audio: Device-1: Intel Tiger Lake-LP Smart Sound Audio vendor: Dell driver: snd_hda_intel v: kernel bus ID: 00:1f.3
Sound Server: ALSA v: k5.13.4-051304-lowlatency
Network: Device-1: Intel Wi-Fi 6 AX201 driver: iwlwifi v: kernel port: 4000 bus ID: 00:14.3
IF: wlp0s20f3 state: down mac: <filter>
Device-2: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet vendor: Dell driver: r8169 v: kernel port: 3000
bus ID: 02:00.0
IF: enp2s0 state: up speed: 100 Mbps duplex: full mac: <filter>
Bluetooth: Device-1: Intel Bluetooth 9460/9560 Jefferson Peak (JfP) type: USB driver: btusb v: 0.8 bus ID: 1-10:4
Report: ID: hci0 state: up running bt-v: 3.0 lmp-v: 5.2 address: <filter>
Drives: Local Storage: total: 480.67 GiB used: 10.81 GiB (2.2%)
ID-1: /dev/nvme0n1 model: OM3PDP3-AD NVMe KDI 512GB size: 476.94 GiB
ID-2: /dev/sda type: USB vendor: Patriot model: N/A size: 3.73 GiB
Partition: ID-1: / size: 38.2 GiB used: 7.23 GiB (18.9%) fs: ext4 dev: /dev/nvme0n1p7
ID-2: /boot/efi size: 246 MiB used: 82.2 MiB (33.4%) fs: vfat dev: /dev/nvme0n1p1
ID-3: /home size: 197.97 GiB used: 320.9 MiB (0.2%) fs: ext4 dev: /dev/nvme0n1p9
Swap: ID-1: swap-1 type: partition size: 16.6 GiB used: 0 KiB (0.0%) dev: /dev/nvme0n1p8
Sensors: System Temperatures: cpu: 40.0 C mobo: N/A
Fan Speeds (RPM): cpu: 0
Info: Processes: 237 Uptime: 38m Memory: 7.5 GiB used: 1.81 GiB (24.1%) Init: systemd runlevel: 5 Compilers: gcc: N/A
Packages: 1371 Shell: Bash v: 5.1.4 inxi: 3.3.01
Спасибо.