diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2021-07-19 04:56:58 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2021-07-19 04:56:58 +0300 |
| commit | 320424c7d44f54c18df9812fd7c45f6963524002 (patch) | |
| tree | 5853aff866a321d476f5e4f2a3de5b5e90408580 /drivers/comedi/comedi_usb.h | |
| parent | f8f84af5da9ee04ef1d271528656dac42a090d00 (diff) | |
| parent | 62fb9874f5da54fdb243003b386128037319b219 (diff) | |
| download | linux-320424c7d44f54c18df9812fd7c45f6963524002.tar.xz | |
Merge tag 'v5.13' into next
Sync up with the mainline to get the latest parport API.
Diffstat (limited to 'drivers/comedi/comedi_usb.h')
| -rw-r--r-- | drivers/comedi/comedi_usb.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/comedi/comedi_usb.h b/drivers/comedi/comedi_usb.h new file mode 100644 index 000000000000..601e29d3891c --- /dev/null +++ b/drivers/comedi/comedi_usb.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* comedi_usb.h + * header file for USB Comedi drivers + * + * COMEDI - Linux Control and Measurement Device Interface + * Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org> + */ + +#ifndef _COMEDI_USB_H +#define _COMEDI_USB_H + +#include <linux/usb.h> + +#include "comedidev.h" + +struct usb_interface *comedi_to_usb_interface(struct comedi_device *dev); +struct usb_device *comedi_to_usb_dev(struct comedi_device *dev); + +int comedi_usb_auto_config(struct usb_interface *intf, + struct comedi_driver *driver, unsigned long context); +void comedi_usb_auto_unconfig(struct usb_interface *intf); + +int comedi_usb_driver_register(struct comedi_driver *comedi_driver, + struct usb_driver *usb_driver); +void comedi_usb_driver_unregister(struct comedi_driver *comedi_driver, + struct usb_driver *usb_driver); + +/** + * module_comedi_usb_driver() - Helper macro for registering a comedi USB driver + * @__comedi_driver: comedi_driver struct + * @__usb_driver: usb_driver struct + * + * Helper macro for comedi USB drivers which do not do anything special + * in module init/exit. This eliminates a lot of boilerplate. Each + * module may only use this macro once, and calling it replaces + * module_init() and module_exit() + */ +#define module_comedi_usb_driver(__comedi_driver, __usb_driver) \ + module_driver(__comedi_driver, comedi_usb_driver_register, \ + comedi_usb_driver_unregister, &(__usb_driver)) + +#endif /* _COMEDI_USB_H */ |