linux-stable/include/linux/ks0108.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 *    Filename: ks0108.h
 *     Version: 0.1.0
 * Description: ks0108 LCD Controller driver header
 *
 *      Author: Copyright (C) Miguel Ojeda <ojeda@kernel.org>
 *        Date: 2006-10-31
 */

#ifndef _KS0108_H_
#define _KS0108_H_

/* Write a byte to the data port */
extern void ks0108_writedata(unsigned char byte);

/* Write a byte to the control port */
extern void ks0108_writecontrol(unsigned char byte);

/* Set the controller's current display state (0..1) */
extern void ks0108_displaystate(unsigned char state);

/* Set the controller's current startline (0..63) */
extern void ks0108_startline(unsigned char startline);

/* Set the controller's current address (0..63) */
extern void ks0108_address(unsigned char address);

/* Set the controller's current page (0..7) */
extern void ks0108_page(unsigned char page);

/* Is the module inited? */
extern unsigned char ks0108_isinited(void);

#endif /* _KS0108_H_ */