Linux kernel mirror (for testing)
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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/err.h>
11#include <linux/types.h>
12
13#include <linux/platform_data/simplefb.h>
14
15struct device;
16struct platform_device;
17struct screen_info;
18
19enum {
20 M_I17, /* 17-Inch iMac */
21 M_I20, /* 20-Inch iMac */
22 M_I20_SR, /* 20-Inch iMac (Santa Rosa) */
23 M_I24, /* 24-Inch iMac */
24 M_I24_8_1, /* 24-Inch iMac, 8,1th gen */
25 M_I24_10_1, /* 24-Inch iMac, 10,1th gen */
26 M_I27_11_1, /* 27-Inch iMac, 11,1th gen */
27 M_MINI, /* Mac Mini */
28 M_MINI_3_1, /* Mac Mini, 3,1th gen */
29 M_MINI_4_1, /* Mac Mini, 4,1th gen */
30 M_MB, /* MacBook */
31 M_MB_2, /* MacBook, 2nd rev. */
32 M_MB_3, /* MacBook, 3rd rev. */
33 M_MB_5_1, /* MacBook, 5th rev. */
34 M_MB_6_1, /* MacBook, 6th rev. */
35 M_MB_7_1, /* MacBook, 7th rev. */
36 M_MB_SR, /* MacBook, 2nd gen, (Santa Rosa) */
37 M_MBA, /* MacBook Air */
38 M_MBA_3, /* Macbook Air, 3rd rev */
39 M_MBP, /* MacBook Pro */
40 M_MBP_2, /* MacBook Pro 2nd gen */
41 M_MBP_2_2, /* MacBook Pro 2,2nd gen */
42 M_MBP_SR, /* MacBook Pro (Santa Rosa) */
43 M_MBP_4, /* MacBook Pro, 4th gen */
44 M_MBP_5_1, /* MacBook Pro, 5,1th gen */
45 M_MBP_5_2, /* MacBook Pro, 5,2th gen */
46 M_MBP_5_3, /* MacBook Pro, 5,3rd gen */
47 M_MBP_6_1, /* MacBook Pro, 6,1th gen */
48 M_MBP_6_2, /* MacBook Pro, 6,2th gen */
49 M_MBP_7_1, /* MacBook Pro, 7,1th gen */
50 M_MBP_8_2, /* MacBook Pro, 8,2nd gen */
51 M_UNKNOWN /* placeholder */
52};
53
54struct efifb_dmi_info {
55 char *optname;
56 unsigned long base;
57 int stride;
58 int width;
59 int height;
60 int flags;
61};
62
63#ifdef CONFIG_SYSFB
64
65void sysfb_disable(struct device *dev);
66
67bool sysfb_handles_screen_info(void);
68
69#else /* CONFIG_SYSFB */
70
71static inline void sysfb_disable(struct device *dev)
72{
73}
74
75static inline bool sysfb_handles_screen_info(void)
76{
77 return false;
78}
79
80#endif /* CONFIG_SYSFB */
81
82#ifdef CONFIG_EFI
83
84extern struct efifb_dmi_info efifb_dmi_list[];
85void sysfb_apply_efi_quirks(void);
86void sysfb_set_efifb_fwnode(struct platform_device *pd);
87
88#else /* CONFIG_EFI */
89
90static inline void sysfb_apply_efi_quirks(void)
91{
92}
93
94static inline void sysfb_set_efifb_fwnode(struct platform_device *pd)
95{
96}
97
98#endif /* CONFIG_EFI */
99
100#ifdef CONFIG_SYSFB_SIMPLEFB
101
102bool sysfb_parse_mode(const struct screen_info *si,
103 struct simplefb_platform_data *mode);
104struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
105 const struct simplefb_platform_data *mode,
106 struct device *parent);
107
108#else /* CONFIG_SYSFB_SIMPLE */
109
110static inline bool sysfb_parse_mode(const struct screen_info *si,
111 struct simplefb_platform_data *mode)
112{
113 return false;
114}
115
116static inline struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
117 const struct simplefb_platform_data *mode,
118 struct device *parent)
119{
120 return ERR_PTR(-EINVAL);
121}
122
123#endif /* CONFIG_SYSFB_SIMPLE */
124
125#endif /* _LINUX_SYSFB_H */