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audio - modprobe: ERROR: could not insert 'snd_aloop': …
https://stackoverflow.com/questions/39670007/modprobe-error-could-not-insert-snd-aloop-no-such-device
The index option of a sound driver specifies the card number it should use. However, this does not work if another driver is already loaded at the same index. So you have to set matching index options on all drivers that are used (and might be used in the future, such as USB audio).. A better idea is to drop all index options, and to use the slots options of the snd …
How To Use The Modprobe Command In Linux
https://phoenixnap.com/kb/modprobe-command
Use the modprobe command to add or remove modules on Linux. The command works intelligently and adds any dependent modules automatically. The kernel uses modprobe to request modules. The modprobe command searches through the standard installed module directories to find the necessary drivers.
modprobe - Unix, Linux Command - Tutorialspoint
https://www.tutorialspoint.com/unix_commands/modprobe.htm
modprobe looks in the module directory /lib/modules/‘uname -r‘ for all the modules and other files, except for the optional /etc/modprobe.conf configuration file and /etc/modprobe.d directory (see modprobe.conf(5)). modprobe will also use module options specified on the kernel command line in the form of <module>.<option>
Getting Audio Out Working on the Raspberry Pi
https://projects-raspberry.com/getting-audio-out-working-on-the-raspberry-pi/
sudo modprobe snd-bcm2835 Enabling Audio Output By default, the RPi audio output is set to automatically select the digital HDMI interface if its being used, otherwise the analog audio output. You can force it to use a specific interface via the sound mixer controls. amixer allows command-line control of the mixer for the ALSA driver.
Matrix:Module-usb-audio - AlsaProject
https://www.alsa-project.org/main/index.php/Matrix:Module-usb-audio
Most modern distros come with soundcore compiled as a module. You can check this in numerous ways. The easiest way is to type: modinfo soundcore If this command returns that you have this module, then you don't need to recompile your kernel. Quick installation This explains how to build from source tarballs.
USB Gadget Audio error - Q&A - Linux for ADSP-SC5xx ...
https://ez.analog.com/dsp/software-and-development-tools/linux-for-adsp-sc5xx-processors/f/q-a/109548/usb-gadget-audio-error/
modprobe g_audio g_audio gadget: Hardware params: access 3, format 2, channels 2, rate 48000 g_audio gadget: No such PCM capture device: /dev/snd/pcmC0D0c g_audio gadget: Linux USB Audio Gadget, version: Feb 2, 2012 g_audio gadget: g_audio ready # g_audio gadget: high-speed config #1: Linux USB Audio Gadget. aplay -D hw:1 test.wav
audio - Unload snd_usb_audio modules - Unix & Linux Stack ...
https://unix.stackexchange.com/questions/617594/unload-snd-usb-audio-modules
Show activity on this post. I am trying to unload the snd_usb_audio kernel module in order to try some other module parameters (with modprobe ). This fails: # rmmod snd_usb_audio. With the following error: rmmod: ERROR: Module snd_usb_audio is in use.
USB Gadget Audio [Analog Devices Wiki]
https://wiki.analog.com/resources/tools-software/linuxdsp/docs/linux-kernel-and-drivers/usb/device_mode/gdaget_audio
root@adsp-sc589-ezkit: ~ # ls /dev/snd/ controlC0 pcmC0D0p pcmC0D1c timer root@adsp-sc589-ezkit: ~ # modprobe g_audio c_srate=48000 g_audio gadget: Linux USB Audio Gadget, version: Feb 2, 2012 g_audio gadget: g_audio ready g_audio gadget: high-speed config #1: Linux USB Audio Gadget
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