diff options
Diffstat (limited to 'drivers/usb/core/Kconfig')
| -rw-r--r-- | drivers/usb/core/Kconfig | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index 18d02e32a3d..9981984b365 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -27,58 +27,6 @@ config USB_ANNOUNCE_NEW_DEVICES comment "Miscellaneous USB options" depends on USB -config USB_DEVICEFS - bool "USB device filesystem (DEPRECATED)" - depends on USB - ---help--- - If you say Y here (and to "/proc file system support" in the "File - systems" section, above), you will get a file /proc/bus/usb/devices - which lists the devices currently connected to your USB bus or - busses, and for every connected device a file named - "/proc/bus/usb/xxx/yyy", where xxx is the bus number and yyy the - device number; the latter files can be used by user space programs - to talk directly to the device. These files are "virtual", meaning - they are generated on the fly and not stored on the hard drive. - - You may need to mount the usbfs file system to see the files, use - mount -t usbfs none /proc/bus/usb - - For the format of the various /proc/bus/usb/ files, please read - <file:Documentation/usb/proc_usb_info.txt>. - - Modern Linux systems do not use this. - - Usbfs entries are files and not character devices; usbfs can't - handle Access Control Lists (ACL) which are the default way to - grant access to USB devices for untrusted users of a desktop - system. - - The usbfs functionality is replaced by real device-nodes managed by - udev. These nodes lived in /dev/bus/usb and are used by libusb. - -config USB_DEVICE_CLASS - bool "USB device class-devices (DEPRECATED)" - depends on USB - default y - ---help--- - Userspace access to USB devices is granted by device-nodes exported - directly from the usbdev in sysfs. Old versions of the driver - core and udev needed additional class devices to export device nodes. - - These additional devices are difficult to handle in userspace, if - information about USB interfaces must be available. One device - contains the device node, the other device contains the interface - data. Both devices are at the same level in sysfs (siblings) and one - can't access the other. The device node created directly by the - usb device is the parent device of the interface and therefore - easily accessible from the interface event. - - This option provides backward compatibility for libusb device - nodes (lsusb) when usbfs is not used, and the following udev rule - doesn't exist: - SUBSYSTEM=="usb", ACTION=="add", ENV{DEVTYPE}=="usb_device", \ - NAME="bus/usb/$env{BUSNUM}/$env{DEVNUM}", MODE="0644" - config USB_DYNAMIC_MINORS bool "Dynamic USB minor allocation" depends on USB @@ -125,7 +73,6 @@ config USB_OTG_WHITELIST bool "Rely on OTG Targeted Peripherals List" depends on USB_OTG || EXPERT default y if USB_OTG - default n if EXPERT help If you say Y here, the "otg_whitelist.h" file will be used as a product whitelist, so USB peripherals not listed there will be |