hsi_char.c File Reference

#include <linux/errno.h>
#include <linux/types.h>
#include <linux/atomic.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/kmemleak.h>
#include <linux/ioctl.h>
#include <linux/wait.h>
#include <linux/fs.h>
#include <linux/sched.h>
#include <linux/device.h>
#include <linux/cdev.h>
#include <linux/uaccess.h>
#include <linux/scatterlist.h>
#include <linux/stat.h>
#include <linux/hsi/hsi.h>
#include <linux/hsi/hsi_char.h>

Go to the source code of this file.

Data Structures
struct	hsc_channel
struct	hsc_client_data

Macros
#define	HSC_DEVS   16 /* Num of channels */
#define	HSC_MSGS   4
#define	HSC_RXBREAK   0
#define	HSC_ID_BITS   6
#define	HSC_PORT_ID_BITS   4
#define	HSC_ID_MASK   3
#define	HSC_PORT_ID_MASK   3
#define	HSC_CH_MASK   0xf
#define	HSC_BASEMINOR(id, port_id)

Enumerations
enum	{ HSC_CH_OPEN, HSC_CH_READ, HSC_CH_WRITE, HSC_CH_WLINE }
enum	{ HSC_RX, HSC_TX }

Functions
	module_param (max_data_size, uint, 0)
	MODULE_PARM_DESC (max_data_size,"max read/write data size [4,8..65536] (^2)")
	module_init (hsc_init)
	module_exit (hsc_exit)
	MODULE_AUTHOR ("Andras Domokos <[email protected]>")
	MODULE_ALIAS ("hsi:hsi_char")
	MODULE_DESCRIPTION ("HSI character device")
	MODULE_LICENSE ("GPL v2")

Macro Definition Documentation

#define HSC_BASEMINOR	(		id,
			port_id
	)

Value:

((((id) & HSC_ID_MASK) << HSC_ID_BITS) | \
        (((port_id) & HSC_PORT_ID_MASK) << HSC_PORT_ID_BITS))

Definition at line 61 of file hsi_char.c.

#define HSC_CH_MASK   0xf

Definition at line 55 of file hsi_char.c.

#define HSC_DEVS   16 /* Num of channels */

Definition at line 46 of file hsi_char.c.

#define HSC_ID_BITS   6

Definition at line 51 of file hsi_char.c.

#define HSC_ID_MASK   3

Definition at line 53 of file hsi_char.c.

#define HSC_MSGS   4

Definition at line 47 of file hsi_char.c.

#define HSC_PORT_ID_BITS   4

Definition at line 52 of file hsi_char.c.

#define HSC_PORT_ID_MASK   3

Definition at line 54 of file hsi_char.c.

#define HSC_RXBREAK   0

Definition at line 49 of file hsi_char.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

HSC_CH_OPEN
HSC_CH_READ
HSC_CH_WRITE
HSC_CH_WLINE

Definition at line 65 of file hsi_char.c.

anonymous enum

Enumerator:

HSC_RX
HSC_TX

Definition at line 72 of file hsi_char.c.

Function Documentation

MODULE_ALIAS

(

"hsi:hsi_char"

)

MODULE_AUTHOR

(

"Andras Domokos <[email protected]>"

)

MODULE_DESCRIPTION

(

"HSI character device"

)

module_exit

(

hsc_exit

)

module_init

(

hsc_init

)

MODULE_LICENSE

(

"GPL v2"

)

module_param	(	max_data_size	,
		uint	,
		0
	)

MODULE_PARM_DESC	(	max_data_size	,
		"max read/write data size (^2)"	[4, 8..65536]
	)