xref: /OK3568_Linux_fs/u-boot/drivers/video/rk_eink/epdlut/epd_lut.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2020 Rockchip Electronics Co. Ltd.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Author: Zorro Liu <zorro.liu@rock-chips.com>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef EPD_LUT_H
9*4882a593Smuzhiyun #define EPD_LUT_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #define LUT_SUCCESS	(0)
12*4882a593Smuzhiyun #define LUT_ERROR	(-1)
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #define LUT_FROM_GPIO_SPI_FLASH		(0)
15*4882a593Smuzhiyun #define LUT_FROM_RK_SPI_FLASH		(1)
16*4882a593Smuzhiyun #define LUT_FROM_NAND_FLASH		(2)
17*4882a593Smuzhiyun #define LUT_FROM_WAVEFORM_FILE		(3)
18*4882a593Smuzhiyun #define LUT_FROM_MEM_RESERVED		(4)
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun enum epd_lut_type {
21*4882a593Smuzhiyun 	WF_TYPE_RESET	= 1,
22*4882a593Smuzhiyun 	WF_TYPE_GRAY16	= 2,
23*4882a593Smuzhiyun 	WF_TYPE_GRAY4	= 3,
24*4882a593Smuzhiyun 	WF_TYPE_GRAY2	= 4,
25*4882a593Smuzhiyun 	WF_TYPE_AUTO	= 5,
26*4882a593Smuzhiyun 	WF_TYPE_A2	= 6,
27*4882a593Smuzhiyun 	WF_TYPE_GC16	= 7,
28*4882a593Smuzhiyun 	WF_TYPE_GL16	= 8,
29*4882a593Smuzhiyun 	WF_TYPE_GLR16	= 9,
30*4882a593Smuzhiyun 	WF_TYPE_GLD16	= 10,
31*4882a593Smuzhiyun 	WF_TYPE_GCC16	= 11,
32*4882a593Smuzhiyun 	WF_TYPE_GRAY32	= 12,
33*4882a593Smuzhiyun 	WF_TYPE_MAX	= 13,
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun enum waveform_type {
37*4882a593Smuzhiyun 	RKF_WAVEFORM	= 1,
38*4882a593Smuzhiyun 	PVI_WAVEFORM	= 2,
39*4882a593Smuzhiyun 	OED_WAVEFORM	= 3,
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun enum pvi_wf_mode {
43*4882a593Smuzhiyun 	PVI_WF_RESET	= 0,
44*4882a593Smuzhiyun 	PVI_WF_DU	= 1,
45*4882a593Smuzhiyun 	PVI_WF_DU4	= 2,
46*4882a593Smuzhiyun 	PVI_WF_GC16	= 3,
47*4882a593Smuzhiyun 	PVI_WF_GL16	= 4,
48*4882a593Smuzhiyun 	PVI_WF_GLR16	= 5,
49*4882a593Smuzhiyun 	PVI_WF_GLD16	= 6,
50*4882a593Smuzhiyun 	PVI_WF_A2	= 7,
51*4882a593Smuzhiyun 	PVI_WF_GCC16 = 8,
52*4882a593Smuzhiyun 	PVI_WF_MAX,
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun enum oed_wf_mode {
56*4882a593Smuzhiyun 	OED_WF_RESET	= 0,
57*4882a593Smuzhiyun 	OED_WF_DU	= 1,
58*4882a593Smuzhiyun 	OED_WF_GC16	= 2,
59*4882a593Smuzhiyun 	OED_WF_GU16	= 3,
60*4882a593Smuzhiyun 	OED_WF_A2	= 4,
61*4882a593Smuzhiyun 	OED_WF_GL16	= 5,
62*4882a593Smuzhiyun 	OED_WF_A2IN	= 6,
63*4882a593Smuzhiyun 	OED_WF_A2OUT	= 7,
64*4882a593Smuzhiyun 	OED_WF_MAX,
65*4882a593Smuzhiyun };
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun struct epd_lut_data {
68*4882a593Smuzhiyun 	unsigned int frame_num;
69*4882a593Smuzhiyun 	unsigned int *data;
70*4882a593Smuzhiyun };
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun struct epd_lut_ops {
73*4882a593Smuzhiyun 	int (*lut_get)(struct epd_lut_data *lut, enum epd_lut_type type,
74*4882a593Smuzhiyun 		       int temp);
75*4882a593Smuzhiyun };
76*4882a593Smuzhiyun 
77*4882a593Smuzhiyun /*
78*4882a593Smuzhiyun  * EPD LUT module export symbols
79*4882a593Smuzhiyun  */
80*4882a593Smuzhiyun int epd_lut_from_mem_init(void *waveform, struct epd_lut_ops *ops);
81*4882a593Smuzhiyun const char *epd_lut_get_wf_version(void);
82*4882a593Smuzhiyun 
83*4882a593Smuzhiyun /*
84*4882a593Smuzhiyun  * External functions
85*4882a593Smuzhiyun  */
86*4882a593Smuzhiyun int map_gray16_mode(void);
87*4882a593Smuzhiyun int map_auto_mode(void);
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun /*
90*4882a593Smuzhiyun  * PVI Waveform Interfaces
91*4882a593Smuzhiyun  */
92*4882a593Smuzhiyun int pvi_wf_input(void *waveform_file);
93*4882a593Smuzhiyun const char *pvi_wf_get_version(void);
94*4882a593Smuzhiyun int pvi_wf_get_lut(struct epd_lut_data *output, enum epd_lut_type lut_type,
95*4882a593Smuzhiyun 		   int temperature);
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun /*
98*4882a593Smuzhiyun  * RKF Waveform Interfaces
99*4882a593Smuzhiyun  */
100*4882a593Smuzhiyun int rkf_wf_input(void *waveform_file);
101*4882a593Smuzhiyun const char *rkf_wf_get_version(void);
102*4882a593Smuzhiyun int rkf_wf_get_lut(struct epd_lut_data *output, enum epd_lut_type lut_type,
103*4882a593Smuzhiyun 		   int temperature);
104*4882a593Smuzhiyun #endif
105*4882a593Smuzhiyun 
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