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USB Gadget Audio [Analog Devices Wiki]
https://wiki.analog.com/resources/tools-software/linuxdsp/docs/linux-kernel-and-drivers/usb/device_mode/gdaget_audio
On the Yocto, Configure the linux-kernel as below to set the USB controller in Gadget only mode, and enable the USB Gadget Audio relevant options. Package Configuration Add the alsa-utils and alsa-lib packages in the filesystem, they're enabled in adsp-sc5xx-full image by default. Enable alsa-lib and alsa-utils support
Linux USB Gadget Driver - Xilinx Wiki - Confluence
https://xilinx-wiki.atlassian.net/wiki/spaces/A/pages/18841925/Linux+USB+Gadget+Driver
File Backed Storage Gadget Driver This driver can be used to test the Xilinx USB Gadget Driver as it runs on top of the gadget driver and emulates a USB memory stick. Enable the File Backed Storage Gadget as a module in the kernel configuration. This driver requires parameters when it starts such that it’s easier to load it as a module. Building the Module The …
USB Gadget API for Linux — The Linux Kernel …
https://www.kernel.org/doc/html/v4.16/driver-api/usb/gadget.html
In USB protocol interactions, the device driver is the master (or “client driver”) and the gadget driver is the slave (or “function driver”). The gadget API resembles the host side Linux-USB API in that both use queues of request objects to package I/O buffers, and those requests may be submitted or canceled.
Linux device driver to send AND receive audio over USB ...
https://stackoverflow.com/questions/27261244/linux-device-driver-to-send-and-receive-audio-over-usb
I have currently used the existing UAC1 device driver in Linux to get audio from the host PC. It works for me. I am now trying to change the device driver to also be capable of sending audio to the host PC. I see that there's a UAC2 driver (in the latest Linux kernel) that both sends and receives audio from the host.
Linux USB HID gadget driver — The Linux ... - Linux kernel
https://www.kernel.org/doc/html/latest/usb/gadget_hid.html
The HID Gadget driver provides emulation of USB Human Interface Devices (HID). The basic HID handling is done in the kernel, and HID reports can be sent/received through I/O on the /dev/hidgX character devices. For more details about HID, see the developer page on https://www.usb.org/developers/hidpage/ Configuration ¶
How to use the audio gadget driver - RidgeRun Developer ...
https://developer.ridgerun.com/wiki/index.php/How_to_use_the_audio_gadget_driver
Enabling the audio gadget driver 1. Go to you SDK and open the configuration window make config 2. Go to -> Kernel configuration -> Device Drivers -> USB support (USB_SUPPORT [=y]) and activate the Inventra Highspeed... 3. Now activate the USB Gadget Support option (check it as built in the kernel) ...
Useful USB Gadgets on Linux
https://elinux.org/images/8/81/Useful_USB_Gadgets_on_Linux.pdf
USB Gadget API for Linux: Full description of the API. Essential Linux Device Drivers (Sreekrishnan Venkateswaran) : General device driver book containing a useful USB section. Bootstrap Yourself with Linux-USB Stack (Rajaram Regupathy): Very detailed and easy-to-read book about Linux-USB.
driver - Detect if linux usb gadget (audio uac1) get ...
https://stackoverflow.com/questions/67989830/detect-if-linux-usb-gadget-audio-uac1-get-accessed-by-the-host
Background: I created a USB audio gadget using USB Audio Class 1 (UAC1) to send/receive audio over USB from a Linux device to/from a Windows host. The gadget is already working and Windows detects the device as an audio in and output. I am also able to send and receive audio over the gadget using alsa and jack.
linux audio gadget (USB audio class 2) not completing ...
https://social.msdn.microsoft.com/Forums/sqlserver/en-US/6d112a8a-8e2b-4fb7-8916-f0130a5e512a/linux-audio-gadget-usb-audio-class-2-not-completing-enumeration-on-win-10-creators-edition
I am working on a musical instrument which runs linux mainline kernel 4.11. The hardware has a USB Device port, which is used to connect to a desktop computer. On the linux OS I'm running the standard USB audio class 2 gadget (usb_f_uac2 linux kernel module).
Sound Cards & Drivers [Linux-Sound] - Linux Audio
https://wiki.linuxaudio.org/apps/categories/sound_cards_and_drivers
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