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linux/net/9p/Kconfig
Jinjie Ruan faa34159d0 net/9p/usbg: Fix build error
When CONFIG_NET_9P_USBG=y but CONFIG_USB_LIBCOMPOSITE=m and
CONFIG_CONFIGFS_FS=m, the following build error occurs:

	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_free_func':
	trans_usbg.c:(.text+0x124): undefined reference to `usb_free_all_descriptors'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_rx_complete':
	trans_usbg.c:(.text+0x2d8): undefined reference to `usb_interface_id'
	riscv64-unknown-linux-gnu-ld: trans_usbg.c:(.text+0x2f6): undefined reference to `usb_string_id'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_func_bind':
	trans_usbg.c:(.text+0x31c): undefined reference to `usb_ep_autoconfig'
	riscv64-unknown-linux-gnu-ld: trans_usbg.c:(.text+0x336): undefined reference to `usb_ep_autoconfig'
	riscv64-unknown-linux-gnu-ld: trans_usbg.c:(.text+0x378): undefined reference to `usb_assign_descriptors'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `f_usb9pfs_opts_buflen_store':
	trans_usbg.c:(.text+0x49e): undefined reference to `usb_put_function_instance'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_alloc_instance':
	trans_usbg.c:(.text+0x5fe): undefined reference to `config_group_init_type_name'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_alloc':
	trans_usbg.c:(.text+0x7aa): undefined reference to `config_ep_by_speed'
	riscv64-unknown-linux-gnu-ld: trans_usbg.c:(.text+0x7ea): undefined reference to `config_ep_by_speed'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_set_alt':
	trans_usbg.c:(.text+0x828): undefined reference to `alloc_ep_req'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_modexit':
	trans_usbg.c:(.exit.text+0x10): undefined reference to `usb_function_unregister'
	riscv64-unknown-linux-gnu-ld: net/9p/trans_usbg.o: in function `usb9pfs_modinit':
	trans_usbg.c:(.init.text+0x1e): undefined reference to `usb_function_register'

Select the config for NET_9P_USBG to fix it.

Fixes: a3be076dc1 ("net/9p/usbg: Add new usb gadget function transport")
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Tested-by: Kexy Biscuit <kexybiscuit@aosc.io>
Link: https://lore.kernel.org/r/20240930081520.2371424-1-ruanjinjie@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-10-09 09:56:40 +02:00

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# SPDX-License-Identifier: GPL-2.0-only
#
# 9P protocol configuration
#
menuconfig NET_9P
tristate "Plan 9 Resource Sharing Support (9P2000)"
select NETFS_SUPPORT
help
If you say Y here, you will get experimental support for
Plan 9 resource sharing via the 9P2000 protocol.
See <http://v9fs.sf.net> for more information.
If unsure, say N.
if NET_9P
config NET_9P_FD
default NET_9P
imply INET
imply UNIX
tristate "9P FD Transport"
help
This builds support for transports over TCP, Unix sockets and
filedescriptors.
config NET_9P_VIRTIO
depends on VIRTIO
tristate "9P Virtio Transport"
help
This builds support for a transports between
guest partitions and a host partition.
config NET_9P_XEN
depends on XEN
select XEN_XENBUS_FRONTEND
tristate "9P Xen Transport"
help
This builds support for a transport for 9pfs between
two Xen domains.
config NET_9P_USBG
bool "9P USB Gadget Transport"
depends on USB_GADGET=y || USB_GADGET=NET_9P
select CONFIGFS_FS
select USB_LIBCOMPOSITE
help
This builds support for a transport for 9pfs over
usb gadget.
config NET_9P_RDMA
depends on INET && INFINIBAND && INFINIBAND_ADDR_TRANS
tristate "9P RDMA Transport (Experimental)"
help
This builds support for an RDMA transport.
config NET_9P_DEBUG
bool "Debug information"
help
Say Y if you want the 9P subsystem to log debug information.
endif