1 /* SPDX-License-Identifier: GPL-2.0 */ 1 2 /* 3 * Filename: cfag12864b.h 4 * Version: 0.1.0 5 * Description: cfag12864b LCD driver header 6 * 7 * Author: Copyright (C) Miguel Ojeda <oj 8 * Date: 2006-10-12 9 */ 10 11 #ifndef _CFAG12864B_H_ 12 #define _CFAG12864B_H_ 13 14 #define CFAG12864B_WIDTH (128) 15 #define CFAG12864B_HEIGHT (64) 16 #define CFAG12864B_CONTROLLERS (2) 17 #define CFAG12864B_PAGES (8) 18 #define CFAG12864B_ADDRESSES (64) 19 #define CFAG12864B_SIZE ((CFAG12864B_C 20 (CFAG12864B_PA 21 (CFAG12864B_AD 22 23 /* 24 * The driver will blit this buffer to the LCD 25 * 26 * Its size is CFAG12864B_SIZE. 27 */ 28 extern unsigned char * cfag12864b_buffer; 29 30 /* 31 * Get the refresh rate of the LCD 32 * 33 * Returns the refresh rate (hertz). 34 */ 35 extern unsigned int cfag12864b_getrate(void); 36 37 /* 38 * Enable refreshing 39 * 40 * Returns 0 if successful (anyone was using i 41 * or != 0 if failed (someone is using it). 42 */ 43 extern unsigned char cfag12864b_enable(void); 44 45 /* 46 * Disable refreshing 47 * 48 * You should call this only when you finish u 49 */ 50 extern void cfag12864b_disable(void); 51 52 /* 53 * Is enabled refreshing? (is anyone using the 54 * 55 * Returns 0 if refreshing is not enabled (any 56 * or != 0 if refreshing is enabled (someone i 57 * 58 * Useful for buffer read-only modules. 59 */ 60 extern unsigned char cfag12864b_isenabled(void 61 62 /* 63 * Is the module inited? 64 */ 65 extern unsigned char cfag12864b_isinited(void) 66 67 #endif /* _CFAG12864B_H_ */ 68 69
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