1/* SPDX-License-Identifier: GPL-2.0-or-later */
2#ifndef _LINUX_SYSFB_H
3#define _LINUX_SYSFB_H
4
5/*
6 * Generic System Framebuffers on x86
7 * Copyright (c) 2012-2013 David Herrmann <dh.herrmann@gmail.com>
8 */
9
10#include <linux/kernel.h>
11#include <linux/platform_data/simplefb.h>
12
13struct screen_info;
14
15enum {
16	M_I17,		/* 17-Inch iMac */
17	M_I20,		/* 20-Inch iMac */
18	M_I20_SR,	/* 20-Inch iMac (Santa Rosa) */
19	M_I24,		/* 24-Inch iMac */
20	M_I24_8_1,	/* 24-Inch iMac, 8,1th gen */
21	M_I24_10_1,	/* 24-Inch iMac, 10,1th gen */
22	M_I27_11_1,	/* 27-Inch iMac, 11,1th gen */
23	M_MINI,		/* Mac Mini */
24	M_MINI_3_1,	/* Mac Mini, 3,1th gen */
25	M_MINI_4_1,	/* Mac Mini, 4,1th gen */
26	M_MB,		/* MacBook */
27	M_MB_2,		/* MacBook, 2nd rev. */
28	M_MB_3,		/* MacBook, 3rd rev. */
29	M_MB_5_1,	/* MacBook, 5th rev. */
30	M_MB_6_1,	/* MacBook, 6th rev. */
31	M_MB_7_1,	/* MacBook, 7th rev. */
32	M_MB_SR,	/* MacBook, 2nd gen, (Santa Rosa) */
33	M_MBA,		/* MacBook Air */
34	M_MBA_3,	/* Macbook Air, 3rd rev */
35	M_MBP,		/* MacBook Pro */
36	M_MBP_2,	/* MacBook Pro 2nd gen */
37	M_MBP_2_2,	/* MacBook Pro 2,2nd gen */
38	M_MBP_SR,	/* MacBook Pro (Santa Rosa) */
39	M_MBP_4,	/* MacBook Pro, 4th gen */
40	M_MBP_5_1,	/* MacBook Pro, 5,1th gen */
41	M_MBP_5_2,	/* MacBook Pro, 5,2th gen */
42	M_MBP_5_3,	/* MacBook Pro, 5,3rd gen */
43	M_MBP_6_1,	/* MacBook Pro, 6,1th gen */
44	M_MBP_6_2,	/* MacBook Pro, 6,2th gen */
45	M_MBP_7_1,	/* MacBook Pro, 7,1th gen */
46	M_MBP_8_2,	/* MacBook Pro, 8,2nd gen */
47	M_UNKNOWN	/* placeholder */
48};
49
50struct efifb_dmi_info {
51	char *optname;
52	unsigned long base;
53	int stride;
54	int width;
55	int height;
56	int flags;
57};
58
59#ifdef CONFIG_SYSFB
60
61void sysfb_disable(void);
62
63#else /* CONFIG_SYSFB */
64
65static inline void sysfb_disable(void)
66{
67}
68
69#endif /* CONFIG_SYSFB */
70
71#ifdef CONFIG_EFI
72
73extern struct efifb_dmi_info efifb_dmi_list[];
74void sysfb_apply_efi_quirks(void);
75void sysfb_set_efifb_fwnode(struct platform_device *pd);
76
77#else /* CONFIG_EFI */
78
79static inline void sysfb_apply_efi_quirks(void)
80{
81}
82
83static inline void sysfb_set_efifb_fwnode(struct platform_device *pd)
84{
85}
86
87#endif /* CONFIG_EFI */
88
89#ifdef CONFIG_SYSFB_SIMPLEFB
90
91bool sysfb_parse_mode(const struct screen_info *si,
92		      struct simplefb_platform_data *mode);
93struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
94					      const struct simplefb_platform_data *mode,
95					      struct device *parent);
96
97#else /* CONFIG_SYSFB_SIMPLE */
98
99static inline bool sysfb_parse_mode(const struct screen_info *si,
100				    struct simplefb_platform_data *mode)
101{
102	return false;
103}
104
105static inline struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
106							    const struct simplefb_platform_data *mode,
107							    struct device *parent)
108{
109	return ERR_PTR(-EINVAL);
110}
111
112#endif /* CONFIG_SYSFB_SIMPLE */
113
114#endif /* _LINUX_SYSFB_H */
115