From 22a69dfa4a9a04833aaac62b9f0a7814571b9e07 Mon Sep 17 00:00:00 2001 From: Dominic Germain Date: Fri, 19 Dec 2025 09:46:57 -0500 Subject: [PATCH] kernel: add option for USB FunctionFS gadget Add menuconfig option 'kmod-usb-gadget-fs' for the USB FunctionFS gadget module OpenWRT is perfect for USB gadgets that are network-enabled, since it provides everything needed to easily manage the device. Having support for the FunctionFS gadget enables the use of any custom USB devices that does not have a specific module, like Media Transfer Protocol. Signed-off-by: Dominic Germain Link: https://github.com/openwrt/openwrt/pull/21207 Signed-off-by: Hauke Mehrtens --- package/kernel/linux/modules/usb.mk | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/package/kernel/linux/modules/usb.mk b/package/kernel/linux/modules/usb.mk index d484c3a8f86..7d99933725c 100644 --- a/package/kernel/linux/modules/usb.mk +++ b/package/kernel/linux/modules/usb.mk @@ -154,6 +154,24 @@ endef $(eval $(call KernelPackage,usb-gadget-hid)) +define KernelPackage/usb-gadget-fs + TITLE:=USB FunctionFS Gadget Support + KCONFIG:=CONFIG_USB_FUNCTIONFS \ + CONFIG_USB_FUNCTIONFS_ETH=n \ + CONFIG_USB_FUNCTIONFS_RNDIS=n + FILES:= \ + $(LINUX_DIR)/drivers/usb/gadget/legacy/g_ffs.ko \ + $(LINUX_DIR)/drivers/usb/gadget/function/usb_f_fs.ko + AUTOLOAD:=$(call AutoLoad,52,usb_f_fs) + $(call AddDepends/usbgadget,+kmod-usb-lib-composite +kmod-dma-buf) +endef + +define KernelPackage/usb-gadget-fs/description + Kernel support for USB FunctionFS Gadget. +endef + +$(eval $(call KernelPackage,usb-gadget-fs)) + define KernelPackage/usb-gadget-ehci-debug TITLE:=USB EHCI debug port Gadget support KCONFIG:=\