#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/kdev_t.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/errno.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
#include <linux/wait.h>
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/vmalloc.h>
#include <linux/dma-mapping.h>
#include <linux/uaccess.h>
#include <linux/io.h>
#include <linux/timer.h>
#include <linux/pci.h>
#include "comedi.h"

Data Structures
struct	comedi_subdevice

struct	comedi_buf_page

struct	comedi_async

struct	comedi_driver

struct	comedi_device

struct	comedi_device_file_info

struct	comedi_lrange

Macros
#define	DPRINTK(format, args...)

#define	COMEDI_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + (c))

#define	COMEDI_VERSION_CODE

#define	COMEDI_RELEASE VERSION

#define	PCI_VENDOR_ID_ADLINK 0x144a

#define	PCI_VENDOR_ID_ICP 0x104c

#define	PCI_VENDOR_ID_CONTEC 0x1221

#define	COMEDI_NUM_MINORS 0x100

#define	COMEDI_NUM_BOARD_MINORS 0x30

#define	COMEDI_FIRST_SUBDEVICE_MINOR COMEDI_NUM_BOARD_MINORS

#define	module_comedi_driver(__comedi_driver)

#define	module_comedi_pci_driver(__comedi_driver, __pci_driver)

#define	module_comedi_usb_driver(__comedi_driver, __usb_driver)

#define	RANGE(a, b) {(a)1e6, (b)1e6, 0}

#define	RANGE_ext(a, b) {(a)1e6, (b)1e6, RF_EXTERNAL}

#define	RANGE_mA(a, b) {(a)1e6, (b)1e6, UNIT_mA}

#define	RANGE_unitless(a, b) {(a)1e6, (b)1e6, 0}

#define	BIP_RANGE(a) {-(a)1e6, (a)1e6, 0}

#define	UNI_RANGE(a) {0, (a)*1e6, 0}

#define	range_digital range_unipolar5

#define	GCC_ZERO_LENGTH_ARRAY 0

Enumerations
enum	comedi_minor_bits { COMEDI_DEVICE_MINOR_MASK = 0xf, COMEDI_SUBDEVICE_MINOR_MASK = 0xf0 }

enum	subdevice_runflags { SRF_USER = 0x00000001, SRF_RT = 0x00000002, SRF_ERROR = 0x00000004, SRF_RUNNING = 0x08000000 }

Functions
void	comedi_event (struct comedi_device dev, struct comedi_subdevice s)

void	comedi_error (const struct comedi_device dev, const char s)

struct comedi_device_file_info *	comedi_get_device_file_info (unsigned minor)

int	comedi_alloc_subdevices (struct comedi_device *, int)

void	comedi_device_detach (struct comedi_device *dev)

int	comedi_device_attach (struct comedi_device dev, struct comedi_devconfig it)

int	comedi_driver_register (struct comedi_driver *)

int	comedi_driver_unregister (struct comedi_driver *)

int	comedi_pci_enable (struct pci_dev , const char )

void	comedi_pci_disable (struct pci_dev *)

int	comedi_pci_driver_register (struct comedi_driver , struct pci_driver )

void	comedi_pci_driver_unregister (struct comedi_driver , struct pci_driver )

int	comedi_usb_driver_register (struct comedi_driver , struct usb_driver )

void	comedi_usb_driver_unregister (struct comedi_driver , struct usb_driver )

void	init_polling (void)

void	cleanup_polling (void)

void	start_polling (struct comedi_device *)

void	stop_polling (struct comedi_device *)

int	comedi_check_chanlist (struct comedi_subdevice s, int n, unsigned int chanlist)

unsigned	comedi_get_subdevice_runflags (struct comedi_subdevice *s)

int	comedi_buf_put (struct comedi_async *async, short x)

int	comedi_buf_get (struct comedi_async async, short x)

unsigned int	comedi_buf_write_n_available (struct comedi_async *async)

unsigned int	comedi_buf_write_alloc (struct comedi_async *async, unsigned int nbytes)

unsigned int	comedi_buf_write_alloc_strict (struct comedi_async *async, unsigned int nbytes)

unsigned	comedi_buf_write_free (struct comedi_async *async, unsigned int nbytes)

unsigned	comedi_buf_read_alloc (struct comedi_async *async, unsigned nbytes)

unsigned	comedi_buf_read_free (struct comedi_async *async, unsigned int nbytes)

unsigned int	comedi_buf_read_n_available (struct comedi_async *async)

void	comedi_buf_memcpy_to (struct comedi_async async, unsigned int offset, const void source, unsigned int num_bytes)

void	comedi_buf_memcpy_from (struct comedi_async async, unsigned int offset, void destination, unsigned int num_bytes)

int	comedi_alloc_subdevice_minor (struct comedi_device dev, struct comedi_subdevice s)

void	comedi_free_subdevice_minor (struct comedi_subdevice *s)

int	comedi_pci_auto_config (struct pci_dev pcidev, struct comedi_driver driver)

void	comedi_pci_auto_unconfig (struct pci_dev *pcidev)

int	comedi_usb_auto_config (struct usb_interface intf, struct comedi_driver driver)

void	comedi_usb_auto_unconfig (struct usb_interface *intf)

Variables
struct comedi_lrange	range_bipolar10

struct comedi_lrange	range_bipolar5

struct comedi_lrange	range_bipolar2_5

struct comedi_lrange	range_unipolar10

struct comedi_lrange	range_unipolar5

struct comedi_lrange	range_unknown

Macro Definition Documentation

#define BIP_RANGE ( a ) {-(a)*1e6, (a)*1e6, 0}

Definition at line 393 of file comedidev.h.

#define COMEDI_FIRST_SUBDEVICE_MINOR COMEDI_NUM_BOARD_MINORS

Definition at line 63 of file comedidev.h.

#define COMEDI_NUM_BOARD_MINORS 0x30

Definition at line 62 of file comedidev.h.

#define COMEDI_NUM_MINORS 0x100

Definition at line 61 of file comedidev.h.

#define COMEDI_RELEASE VERSION

Definition at line 55 of file comedidev.h.

#define COMEDI_VERSION	(	a,
		b,
		c
	)	(((a) << 16) + ((b) << 8) + (c))

Definition at line 52 of file comedidev.h.

#define COMEDI_VERSION_CODE

Value:

COMEDI_VERSION(COMEDI_MAJORVERSION, \

COMEDI_MINORVERSION, COMEDI_MICROVERSION)

Definition at line 53 of file comedidev.h.

#define DPRINTK	(	format,
		args...
	)

Value:

do {        \
    if (comedi_debug)               \
        pr_debug("comedi: " format, ## args);   \
} while (0)

Definition at line 47 of file comedidev.h.

#define GCC_ZERO_LENGTH_ARRAY 0

Definition at line 408 of file comedidev.h.

#define module_comedi_driver ( __comedi_driver )

Value:

module_driver(__comedi_driver, comedi_driver_register, \

comedi_driver_unregister)

module_comedi_driver() - Helper macro for registering a comedi driver : comedi_driver struct

Helper macro for comedi 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().

Definition at line 311 of file comedidev.h.

#define module_comedi_pci_driver	(	__comedi_driver,
		__pci_driver
	)

Value:

module_driver(__comedi_driver, comedi_pci_driver_register, \

comedi_pci_driver_unregister, &(__pci_driver))

module_comedi_pci_driver() - Helper macro for registering a comedi PCI driver : comedi_driver struct : pci_driver struct

Helper macro for comedi PCI 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()

Definition at line 331 of file comedidev.h.

#define module_comedi_usb_driver	(	__comedi_driver,
		__usb_driver
	)

Value:

module_driver(__comedi_driver, comedi_usb_driver_register, \

comedi_usb_driver_unregister, &(__usb_driver))

module_comedi_usb_driver() - Helper macro for registering a comedi USB driver : comedi_driver struct : 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()

Definition at line 350 of file comedidev.h.

#define PCI_VENDOR_ID_ADLINK 0x144a

Definition at line 57 of file comedidev.h.

#define PCI_VENDOR_ID_CONTEC 0x1221

Definition at line 59 of file comedidev.h.

#define PCI_VENDOR_ID_ICP 0x104c

Definition at line 58 of file comedidev.h.

#define RANGE	(	a,
		b
	)	{(a)1e6, (b)1e6, 0}

Definition at line 389 of file comedidev.h.

#define range_digital range_unipolar5

Definition at line 403 of file comedidev.h.

#define RANGE_ext	(	a,
		b
	)	{(a)1e6, (b)1e6, RF_EXTERNAL}

Definition at line 390 of file comedidev.h.

#define RANGE_mA	(	a,
		b
	)	{(a)1e6, (b)1e6, UNIT_mA}

Definition at line 391 of file comedidev.h.

#define RANGE_unitless	(	a,
		b
	)	{(a)1e6, (b)1e6, 0}

Definition at line 392 of file comedidev.h.

#define UNI_RANGE ( a ) {0, (a)*1e6, 0}

Definition at line 394 of file comedidev.h.

Enumeration Type Documentation

enum comedi_minor_bits

Enumerator:

COMEDI_DEVICE_MINOR_MASK
COMEDI_SUBDEVICE_MINOR_MASK

Definition at line 266 of file comedidev.h.

enum subdevice_runflags

Enumerator:

SRF_USER
SRF_RT
SRF_ERROR
SRF_RUNNING

Definition at line 373 of file comedidev.h.

Function Documentation

void cleanup_polling ( void )

int comedi_alloc_subdevice_minor	(	struct comedi_device *	dev,
		struct comedi_subdevice *	s
	)

Definition at line 2475 of file comedi_fops.c.

int comedi_alloc_subdevices	(	struct comedi_device *	,
		int
	)

Definition at line 59 of file drivers.c.

int comedi_buf_get	(	struct comedi_async *	async,
		short *	x
	)

Definition at line 790 of file drivers.c.

void comedi_buf_memcpy_from	(	struct comedi_async *	async,
		unsigned int	offset,
		void *	destination,
		unsigned int	num_bytes
	)

Definition at line 747 of file drivers.c.

void comedi_buf_memcpy_to	(	struct comedi_async *	async,
		unsigned int	offset,
		const void *	source,
		unsigned int	num_bytes
	)

Definition at line 721 of file drivers.c.

int comedi_buf_put	(	struct comedi_async *	async,
		short	x
	)

Definition at line 803 of file drivers.c.

unsigned comedi_buf_read_alloc	(	struct comedi_async *	async,
		unsigned	nbytes
	)

Definition at line 688 of file drivers.c.

unsigned comedi_buf_read_free	(	struct comedi_async *	async,
		unsigned int	nbytes
	)

Definition at line 703 of file drivers.c.

unsigned int comedi_buf_read_n_available ( struct comedi_async * async )

Definition at line 774 of file drivers.c.

unsigned int comedi_buf_write_alloc	(	struct comedi_async *	async,
		unsigned int	nbytes
	)

Definition at line 636 of file drivers.c.

unsigned int comedi_buf_write_alloc_strict	(	struct comedi_async *	async,
		unsigned int	nbytes
	)

Definition at line 653 of file drivers.c.

unsigned comedi_buf_write_free	(	struct comedi_async *	async,
		unsigned int	nbytes
	)

Definition at line 669 of file drivers.c.

unsigned int comedi_buf_write_n_available ( struct comedi_async * async )

Definition at line 616 of file drivers.c.

int comedi_check_chanlist	(	struct comedi_subdevice *	s,
		int	n,
		unsigned int *	chanlist
	)

Definition at line 131 of file range.c.

int comedi_device_attach	(	struct comedi_device *	dev,
		struct comedi_devconfig *	it
	)

Definition at line 153 of file drivers.c.

void comedi_device_detach ( struct comedi_device * dev )

Definition at line 127 of file drivers.c.

int comedi_driver_register ( struct comedi_driver * )

Definition at line 203 of file drivers.c.

int comedi_driver_unregister ( struct comedi_driver * )

Definition at line 212 of file drivers.c.

void comedi_error	(	const struct comedi_device *	dev,
		const char *	s
	)

Definition at line 2295 of file comedi_fops.c.

void comedi_event	(	struct comedi_device *	dev,
		struct comedi_subdevice *	s
	)

Definition at line 2301 of file comedi_fops.c.

void comedi_free_subdevice_minor ( struct comedi_subdevice * s )

Definition at line 2512 of file comedi_fops.c.

struct comedi_device_file_info* comedi_get_device_file_info ( unsigned minor )

read

Definition at line 2536 of file comedi_fops.c.

unsigned comedi_get_subdevice_runflags ( struct comedi_subdevice * s )

Definition at line 2344 of file comedi_fops.c.

int comedi_pci_auto_config	(	struct pci_dev *	pcidev,
		struct comedi_driver *	driver
	)

Definition at line 994 of file drivers.c.

void comedi_pci_auto_unconfig ( struct pci_dev * pcidev )

Definition at line 1004 of file drivers.c.

void comedi_pci_disable ( struct pci_dev * pdev )

comedi_pci_disable() - Release the regions and disable the PCI device. : pci_dev struct

This must be matched with a previous successful call to comedi_pci_enable().

Definition at line 961 of file drivers.c.

int comedi_pci_driver_register	(	struct comedi_driver *	,
		struct pci_driver *
	)

Definition at line 1010 of file drivers.c.

void comedi_pci_driver_unregister	(	struct comedi_driver *	,
		struct pci_driver *
	)

Definition at line 1033 of file drivers.c.

int comedi_pci_enable	(	struct pci_dev *	pdev,
		const char *	res_name
	)

comedi_pci_enable() - Enable the PCI device and request the regions. : pci_dev struct : name for the requested reqource

Definition at line 939 of file drivers.c.

int comedi_usb_auto_config	(	struct usb_interface *	intf,
		struct comedi_driver *	driver
	)

void comedi_usb_auto_unconfig ( struct usb_interface * intf )

int comedi_usb_driver_register	(	struct comedi_driver *	,
		struct usb_driver *
	)

void comedi_usb_driver_unregister	(	struct comedi_driver *	,
		struct usb_driver *
	)

void init_polling ( void )

void start_polling ( struct comedi_device * )

void stop_polling ( struct comedi_device * )

Variable Documentation

struct comedi_lrange range_bipolar10

Definition at line 28 of file range.c.

struct comedi_lrange range_bipolar2_5

Definition at line 32 of file range.c.

struct comedi_lrange range_bipolar5

Definition at line 30 of file range.c.

struct comedi_lrange range_unipolar10

Definition at line 34 of file range.c.

struct comedi_lrange range_unipolar5

Definition at line 36 of file range.c.

struct comedi_lrange range_unknown

Definition at line 38 of file range.c.

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation