wm97xx-core.c File Reference

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/string.h>
#include <linux/proc_fs.h>
#include <linux/pm.h>
#include <linux/interrupt.h>
#include <linux/bitops.h>
#include <linux/workqueue.h>
#include <linux/wm97xx.h>
#include <linux/uaccess.h>
#include <linux/io.h>
#include <linux/slab.h>

Go to the source code of this file.

Macros
#define	TS_NAME   "wm97xx"
#define	WM_CORE_VERSION   "1.00"
#define	DEFAULT_PRESSURE   0xb0c0
#define	wm97xx_suspend   NULL
#define	wm97xx_resume   NULL

Functions
	module_param_array (abs_x, int, NULL, 0)
	MODULE_PARM_DESC (abs_x,"Touchscreen absolute X min, max, fuzz")
	module_param_array (abs_y, int, NULL, 0)
	MODULE_PARM_DESC (abs_y,"Touchscreen absolute Y min, max, fuzz")
	module_param_array (abs_p, int, NULL, 0)
	MODULE_PARM_DESC (abs_p,"Touchscreen absolute Pressure min, max, fuzz")
int	wm97xx_reg_read (struct wm97xx *wm, u16 reg)
	EXPORT_SYMBOL_GPL (wm97xx_reg_read)
void	wm97xx_reg_write (struct wm97xx *wm, u16 reg, u16 val)
	EXPORT_SYMBOL_GPL (wm97xx_reg_write)
int	wm97xx_read_aux_adc (struct wm97xx *wm, u16 adcsel)
	EXPORT_SYMBOL_GPL (wm97xx_read_aux_adc)
enum wm97xx_gpio_status	wm97xx_get_gpio (struct wm97xx *wm, u32 gpio)
	EXPORT_SYMBOL_GPL (wm97xx_get_gpio)
void	wm97xx_set_gpio (struct wm97xx *wm, u32 gpio, enum wm97xx_gpio_status status)
	EXPORT_SYMBOL_GPL (wm97xx_set_gpio)
void	wm97xx_config_gpio (struct wm97xx *wm, u32 gpio, enum wm97xx_gpio_dir dir, enum wm97xx_gpio_pol pol, enum wm97xx_gpio_sticky sticky, enum wm97xx_gpio_wake wake)
	EXPORT_SYMBOL_GPL (wm97xx_config_gpio)
void	wm97xx_set_suspend_mode (struct wm97xx *wm, u16 mode)
	EXPORT_SYMBOL_GPL (wm97xx_set_suspend_mode)
int	wm97xx_register_mach_ops (struct wm97xx *wm, struct wm97xx_mach_ops *mach_ops)
	EXPORT_SYMBOL_GPL (wm97xx_register_mach_ops)
void	wm97xx_unregister_mach_ops (struct wm97xx *wm)
	EXPORT_SYMBOL_GPL (wm97xx_unregister_mach_ops)
	module_init (wm97xx_init)
	module_exit (wm97xx_exit)
	MODULE_AUTHOR ("Liam Girdwood <[email protected]>")
	MODULE_DESCRIPTION ("WM97xx Core - Touch Screen / AUX ADC / GPIO Driver")
	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define DEFAULT_PRESSURE   0xb0c0

Definition at line 55 of file wm97xx-core.c.

#define TS_NAME   "wm97xx"

Definition at line 53 of file wm97xx-core.c.

#define wm97xx_resume   NULL

Definition at line 793 of file wm97xx-core.c.

#define wm97xx_suspend   NULL

Definition at line 792 of file wm97xx-core.c.

#define WM_CORE_VERSION   "1.00"

Definition at line 54 of file wm97xx-core.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

wm97xx_reg_read

)

EXPORT_SYMBOL_GPL

(

wm97xx_reg_write

)

EXPORT_SYMBOL_GPL

(

wm97xx_read_aux_adc

)

EXPORT_SYMBOL_GPL

(

wm97xx_get_gpio

)

EXPORT_SYMBOL_GPL

(

wm97xx_set_gpio

)

EXPORT_SYMBOL_GPL

(

wm97xx_config_gpio

)

EXPORT_SYMBOL_GPL

(

wm97xx_set_suspend_mode

)

EXPORT_SYMBOL_GPL

(

wm97xx_register_mach_ops

)

EXPORT_SYMBOL_GPL

(

wm97xx_unregister_mach_ops

)

MODULE_AUTHOR

(

"Liam Girdwood <[email protected]>"

)

MODULE_DESCRIPTION

(

"WM97xx Core - Touch Screen / AUX ADC / GPIO Driver"

)

module_exit

(

wm97xx_exit

)

module_init

(

wm97xx_init

)

MODULE_LICENSE

(

"GPL"

)

module_param_array	(	abs_x	,
		int	,
		NULL	,
		0
	)

module_param_array	(	abs_y	,
		int	,
		NULL	,
		0
	)

module_param_array	(	abs_p	,
		int	,
		NULL	,
		0
	)

MODULE_PARM_DESC	(	abs_x	,
		"Touchscreen absolute X	min,
		max	,
		fuzz"
	)

MODULE_PARM_DESC	(	abs_y	,
		"Touchscreen absolute Y	min,
		max	,
		fuzz"
	)

MODULE_PARM_DESC	(	abs_p	,
		"Touchscreen absolute Pressure	min,
		max	,
		fuzz"
	)

void wm97xx_config_gpio	(	struct wm97xx *	wm,
		u32	gpio,
		enum wm97xx_gpio_dir	dir,
		enum wm97xx_gpio_pol	pol,
		enum wm97xx_gpio_sticky	sticky,
		enum wm97xx_gpio_wake	wake
	)

Definition at line 231 of file wm97xx-core.c.

enum wm97xx_gpio_status wm97xx_get_gpio	(	struct wm97xx *	wm,
		u32	gpio
	)

wm97xx_get_gpio - Get the status of a codec GPIO. : wm97xx device. : gpio

Get the status of a codec GPIO pin

Definition at line 179 of file wm97xx-core.c.

int wm97xx_read_aux_adc	(	struct wm97xx *	wm,
		u16	adcsel
	)

wm97xx_read_aux_adc - Read the aux adc. : wm97xx device. : codec ADC to be read

Reads the selected AUX ADC.

Definition at line 124 of file wm97xx-core.c.

int wm97xx_reg_read	(	struct wm97xx *	wm,
		u16	reg
	)

Definition at line 88 of file wm97xx-core.c.

void wm97xx_reg_write	(	struct wm97xx *	wm,
		u16	reg,
		u16	val
	)

Definition at line 97 of file wm97xx-core.c.

int wm97xx_register_mach_ops	(	struct wm97xx *	wm,
		struct wm97xx_mach_ops *	mach_ops
	)

Definition at line 799 of file wm97xx-core.c.

void wm97xx_set_gpio	(	struct wm97xx *	wm,
		u32	gpio,
		enum wm97xx_gpio_status	status
	)

wm97xx_set_gpio - Set the status of a codec GPIO. : wm97xx device. : gpio

Set the status of a codec GPIO pin

Definition at line 206 of file wm97xx-core.c.

void wm97xx_set_suspend_mode	(	struct wm97xx *	wm,
		u16	mode
	)

Definition at line 284 of file wm97xx-core.c.

void wm97xx_unregister_mach_ops

(

struct wm97xx *

wm

)

Definition at line 814 of file wm97xx-core.c.