lm3533-ctrlbank.c File Reference

#include <linux/device.h>
#include <linux/module.h>
#include <linux/mfd/lm3533.h>

Go to the source code of this file.

Macros
#define	LM3533_MAX_CURRENT_MIN   5000
#define	LM3533_MAX_CURRENT_MAX   29800
#define	LM3533_MAX_CURRENT_STEP   800
#define	LM3533_BRIGHTNESS_MAX   255
#define	LM3533_PWM_MAX   0x3f
#define	LM3533_REG_PWM_BASE   0x14
#define	LM3533_REG_MAX_CURRENT_BASE   0x1f
#define	LM3533_REG_CTRLBANK_ENABLE   0x27
#define	LM3533_REG_BRIGHTNESS_BASE   0x40
#define	lm3533_ctrlbank_set(_name, _NAME)
#define	lm3533_ctrlbank_get(_name, _NAME)

Functions
int	lm3533_ctrlbank_enable (struct lm3533_ctrlbank *cb)
	EXPORT_SYMBOL_GPL (lm3533_ctrlbank_enable)
int	lm3533_ctrlbank_disable (struct lm3533_ctrlbank *cb)
	EXPORT_SYMBOL_GPL (lm3533_ctrlbank_disable)
int	lm3533_ctrlbank_set_max_current (struct lm3533_ctrlbank *cb, u16 imax)
	EXPORT_SYMBOL_GPL (lm3533_ctrlbank_set_max_current)
	lm3533_ctrlbank_set (brightness, BRIGHTNESS)
	lm3533_ctrlbank_get (brightness, BRIGHTNESS)
	lm3533_ctrlbank_set (pwm, PWM)
	lm3533_ctrlbank_get (pwm, PWM)
	MODULE_AUTHOR ("Johan Hovold <[email protected]>")
	MODULE_DESCRIPTION ("LM3533 Control Bank interface")
	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define LM3533_BRIGHTNESS_MAX   255

Definition at line 24 of file lm3533-ctrlbank.c.

#define lm3533_ctrlbank_get	(		_name,
			_NAME
	)

Value:

int lm3533_ctrlbank_get_##_name(struct lm3533_ctrlbank *cb, u8 *val)    \
{                                   \
	u8 reg;                                \
    int ret;                            \
                                    \
	reg = lm3533_ctrlbank_get_reg(cb, LM3533_REG_##_NAME##_BASE);  \
    ret = lm3533_read(cb->lm3533, reg, val);            \
    if (ret)                            \
        dev_err(cb->dev, "failed to get " #_name "\n");     \
                                    \
    return ret;                         \
}                                   \
EXPORT_SYMBOL_GPL(lm3533_ctrlbank_get_##_name);

Definition at line 114 of file lm3533-ctrlbank.c.

#define lm3533_ctrlbank_set	(		_name,
			_NAME
	)

Value:

int lm3533_ctrlbank_set_##_name(struct lm3533_ctrlbank *cb, u8 val) \
{                                   \
	u8 reg;                                \
    int ret;                            \
									\
	if (val > LM3533_##_NAME##_MAX)                    \
        return -EINVAL;                     \
                                    \
	reg = lm3533_ctrlbank_get_reg(cb, LM3533_REG_##_NAME##_BASE);  \
    ret = lm3533_write(cb->lm3533, reg, val);           \
    if (ret)                            \
        dev_err(cb->dev, "failed to set " #_name "\n");     \
                                    \
    return ret;                         \
}                                   \
EXPORT_SYMBOL_GPL(lm3533_ctrlbank_set_##_name);

Definition at line 96 of file lm3533-ctrlbank.c.

#define LM3533_MAX_CURRENT_MAX   29800

Definition at line 21 of file lm3533-ctrlbank.c.

#define LM3533_MAX_CURRENT_MIN   5000

Definition at line 20 of file lm3533-ctrlbank.c.

#define LM3533_MAX_CURRENT_STEP   800

Definition at line 22 of file lm3533-ctrlbank.c.

#define LM3533_PWM_MAX   0x3f

Definition at line 25 of file lm3533-ctrlbank.c.

#define LM3533_REG_BRIGHTNESS_BASE   0x40

Definition at line 30 of file lm3533-ctrlbank.c.

#define LM3533_REG_CTRLBANK_ENABLE   0x27

Definition at line 29 of file lm3533-ctrlbank.c.

#define LM3533_REG_MAX_CURRENT_BASE   0x1f

Definition at line 28 of file lm3533-ctrlbank.c.

#define LM3533_REG_PWM_BASE   0x14

Definition at line 27 of file lm3533-ctrlbank.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

lm3533_ctrlbank_enable

)

EXPORT_SYMBOL_GPL

(

lm3533_ctrlbank_disable

)

EXPORT_SYMBOL_GPL

(

lm3533_ctrlbank_set_max_current

)

int lm3533_ctrlbank_disable

(

struct lm3533_ctrlbank *

cb

)

Definition at line 55 of file lm3533-ctrlbank.c.

int lm3533_ctrlbank_enable

(

struct lm3533_ctrlbank *

cb

)

Definition at line 38 of file lm3533-ctrlbank.c.

lm3533_ctrlbank_get	(	brightness	,
		BRIGHTNESS
	)

lm3533_ctrlbank_get	(	pwm	,
		PWM
	)

lm3533_ctrlbank_set	(	brightness	,
		BRIGHTNESS
	)

lm3533_ctrlbank_set	(	pwm	,
		PWM
	)

int lm3533_ctrlbank_set_max_current	(	struct lm3533_ctrlbank *	cb,
		u16	imax
	)

Definition at line 76 of file lm3533-ctrlbank.c.

MODULE_AUTHOR

(

"Johan Hovold <[email protected]>"

)

MODULE_DESCRIPTION

(

"LM3533 Control Bank interface"

)

MODULE_LICENSE

(

"GPL"

)