USB: move usb_translate_errors to linux/usb.h

Move usb_translate_errors from usb core to linux/usb.h as it is meant to
be accessed from drivers.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Johan Hovold 2011-11-10 14:58:26 +01:00 committed by Greg Kroah-Hartman
parent d83b405383
commit 2c4d6bf295
2 changed files with 13 additions and 14 deletions

View file

@ -132,20 +132,6 @@ static inline int is_usb_device_driver(struct device_driver *drv)
for_devices;
}
/* translate USB error codes to codes user space understands */
static inline int usb_translate_errors(int error_code)
{
switch (error_code) {
case 0:
case -ENOMEM:
case -ENODEV:
return error_code;
default:
return -EIO;
}
}
/* for labeling diagnostics */
extern const char *usbcore_name;

View file

@ -1598,6 +1598,19 @@ usb_maxpacket(struct usb_device *udev, int pipe, int is_out)
/* ----------------------------------------------------------------------- */
/* translate USB error codes to codes user space understands */
static inline int usb_translate_errors(int error_code)
{
switch (error_code) {
case 0:
case -ENOMEM:
case -ENODEV:
return error_code;
default:
return -EIO;
}
}
/* Events from the usb core */
#define USB_DEVICE_ADD 0x0001
#define USB_DEVICE_REMOVE 0x0002