cyttsp_core.c File Reference

#include <linux/delay.h>
#include <linux/input.h>
#include <linux/input/mt.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/slab.h>
#include "cyttsp_core.h"

Go to the source code of this file.

Macros
#define	CY_NUM_BL_KEYS   8
#define	GET_NUM_TOUCHES(x)   ((x) & 0x0F)
#define	IS_LARGE_AREA(x)   (((x) & 0x10) >> 4)
#define	IS_BAD_PKT(x)   ((x) & 0x20)
#define	IS_VALID_APP(x)   ((x) & 0x01)
#define	IS_OPERATIONAL_ERR(x)   ((x) & 0x3F)
#define	GET_HSTMODE(reg)   (((reg) & 0x70) >> 4)
#define	GET_BOOTLOADERMODE(reg)   (((reg) & 0x10) >> 4)
#define	CY_REG_BASE   0x00
#define	CY_REG_ACT_DIST   0x1E
#define	CY_REG_ACT_INTRVL   0x1D
#define	CY_REG_TCH_TMOUT   (CY_REG_ACT_INTRVL + 1)
#define	CY_REG_LP_INTRVL   (CY_REG_TCH_TMOUT + 1)
#define	CY_MAXZ   255
#define	CY_DELAY_DFLT   20 /* ms */
#define	CY_DELAY_MAX   500
#define	CY_ACT_DIST_DFLT   0xF8
#define	CY_HNDSHK_BIT   0x80
#define	CY_OPERATE_MODE   0x00
#define	CY_SYSINFO_MODE   0x10
#define	CY_SOFT_RESET_MODE   0x01 /* return to Bootloader mode */
#define	CY_DEEP_SLEEP_MODE   0x02
#define	CY_LOW_POWER_MODE   0x04
#define	CY_MAX_FINGER   4
#define	CY_MAX_ID   16

Functions
	SIMPLE_DEV_PM_OPS (cyttsp_pm_ops, cyttsp_suspend, cyttsp_resume)
	EXPORT_SYMBOL_GPL (cyttsp_pm_ops)
struct cyttsp *	cyttsp_probe (const struct cyttsp_bus_ops *bus_ops, struct device *dev, int irq, size_t xfer_buf_size)
	EXPORT_SYMBOL_GPL (cyttsp_probe)
void	cyttsp_remove (struct cyttsp *ts)
	EXPORT_SYMBOL_GPL (cyttsp_remove)
	MODULE_LICENSE ("GPL")
	MODULE_DESCRIPTION ("Cypress TrueTouch(R) Standard touchscreen driver core")
	MODULE_AUTHOR ("Cypress")

Macro Definition Documentation

#define CY_ACT_DIST_DFLT   0xF8

Definition at line 59 of file cyttsp_core.c.

#define CY_DEEP_SLEEP_MODE   0x02

Definition at line 66 of file cyttsp_core.c.

#define CY_DELAY_DFLT   20 /* ms */

Definition at line 57 of file cyttsp_core.c.

#define CY_DELAY_MAX   500

Definition at line 58 of file cyttsp_core.c.

#define CY_HNDSHK_BIT   0x80

Definition at line 60 of file cyttsp_core.c.

#define CY_LOW_POWER_MODE   0x04

Definition at line 67 of file cyttsp_core.c.

#define CY_MAX_FINGER   4

Definition at line 70 of file cyttsp_core.c.

#define CY_MAX_ID   16

Definition at line 71 of file cyttsp_core.c.

#define CY_MAXZ   255

Definition at line 56 of file cyttsp_core.c.

#define CY_NUM_BL_KEYS   8

Definition at line 40 of file cyttsp_core.c.

#define CY_OPERATE_MODE   0x00

Definition at line 62 of file cyttsp_core.c.

#define CY_REG_ACT_DIST   0x1E

Definition at line 52 of file cyttsp_core.c.

#define CY_REG_ACT_INTRVL   0x1D

Definition at line 53 of file cyttsp_core.c.

#define CY_REG_BASE   0x00

Definition at line 51 of file cyttsp_core.c.

#define CY_REG_LP_INTRVL   (CY_REG_TCH_TMOUT + 1)

Definition at line 55 of file cyttsp_core.c.

#define CY_REG_TCH_TMOUT   (CY_REG_ACT_INTRVL + 1)

Definition at line 54 of file cyttsp_core.c.

#define CY_SOFT_RESET_MODE   0x01 /* return to Bootloader mode */

Definition at line 65 of file cyttsp_core.c.

#define CY_SYSINFO_MODE   0x10

Definition at line 63 of file cyttsp_core.c.

#define GET_BOOTLOADERMODE

(

reg

)

(((reg) & 0x10) >> 4)

Definition at line 49 of file cyttsp_core.c.

#define GET_HSTMODE

(

reg

)

(((reg) & 0x70) >> 4)

Definition at line 48 of file cyttsp_core.c.

#define GET_NUM_TOUCHES

(

x

)

((x) & 0x0F)

Definition at line 43 of file cyttsp_core.c.

#define IS_BAD_PKT

(

x

)

((x) & 0x20)

Definition at line 45 of file cyttsp_core.c.

#define IS_LARGE_AREA

(

x

)

(((x) & 0x10) >> 4)

Definition at line 44 of file cyttsp_core.c.

#define IS_OPERATIONAL_ERR

(

x

)

((x) & 0x3F)

Definition at line 47 of file cyttsp_core.c.

#define IS_VALID_APP

(

x

)

((x) & 0x01)

Definition at line 46 of file cyttsp_core.c.

Function Documentation

struct cyttsp* cyttsp_probe ( const struct cyttsp_bus_ops *  bus_ops, struct device *  dev, int  irq, size_t  xfer_buf_size  )

read

Definition at line 518 of file cyttsp_core.c.

void cyttsp_remove

(

struct cyttsp *

ts

)

Definition at line 613 of file cyttsp_core.c.

EXPORT_SYMBOL_GPL

(

cyttsp_pm_ops

)

EXPORT_SYMBOL_GPL

(

cyttsp_probe

)

EXPORT_SYMBOL_GPL

(

cyttsp_remove

)

MODULE_AUTHOR

(

"Cypress"

)

MODULE_DESCRIPTION

(

"Cypress TrueTouch(R) Standard touchscreen driver core"

)

MODULE_LICENSE

(

"GPL"

)

SIMPLE_DEV_PM_OPS	(	cyttsp_pm_ops	,
		cyttsp_suspend	,
		cyttsp_resume
	)