projects/linux·blob v7.1-rc5 · refs

138 lines · 3.3 KiB

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 <[email protected]>
8 */
9
10#include <linux/err.h>
11#include <linux/platform_data/simplefb.h>
12#include <linux/screen_info.h>
13#include <linux/types.h>
14
15#include <video/edid.h>
16
17struct device;
18struct platform_device;
19struct screen_info;
20
21enum {
22 M_I17, /* 17-Inch iMac */
23 M_I20, /* 20-Inch iMac */
24 M_I20_SR, /* 20-Inch iMac (Santa Rosa) */
25 M_I24, /* 24-Inch iMac */
26 M_I24_8_1, /* 24-Inch iMac, 8,1th gen */
27 M_I24_10_1, /* 24-Inch iMac, 10,1th gen */
28 M_I27_11_1, /* 27-Inch iMac, 11,1th gen */
29 M_MINI, /* Mac Mini */
30 M_MINI_3_1, /* Mac Mini, 3,1th gen */
31 M_MINI_4_1, /* Mac Mini, 4,1th gen */
32 M_MB, /* MacBook */
33 M_MB_2, /* MacBook, 2nd rev. */
34 M_MB_3, /* MacBook, 3rd rev. */
35 M_MB_5_1, /* MacBook, 5th rev. */
36 M_MB_6_1, /* MacBook, 6th rev. */
37 M_MB_7_1, /* MacBook, 7th rev. */
38 M_MB_SR, /* MacBook, 2nd gen, (Santa Rosa) */
39 M_MBA, /* MacBook Air */
40 M_MBA_3, /* Macbook Air, 3rd rev */
41 M_MBP, /* MacBook Pro */
42 M_MBP_2, /* MacBook Pro 2nd gen */
43 M_MBP_2_2, /* MacBook Pro 2,2nd gen */
44 M_MBP_SR, /* MacBook Pro (Santa Rosa) */
45 M_MBP_4, /* MacBook Pro, 4th gen */
46 M_MBP_5_1, /* MacBook Pro, 5,1th gen */
47 M_MBP_5_2, /* MacBook Pro, 5,2th gen */
48 M_MBP_5_3, /* MacBook Pro, 5,3rd gen */
49 M_MBP_6_1, /* MacBook Pro, 6,1th gen */
50 M_MBP_6_2, /* MacBook Pro, 6,2th gen */
51 M_MBP_7_1, /* MacBook Pro, 7,1th gen */
52 M_MBP_8_2, /* MacBook Pro, 8,2nd gen */
53 M_UNKNOWN /* placeholder */
54};
55
56struct efifb_dmi_info {
57 char *optname;
58 unsigned long base;
59 int stride;
60 int width;
61 int height;
62 int flags;
63};
64
65struct sysfb_display_info {
66 struct screen_info screen;
67
68#if defined(CONFIG_FIRMWARE_EDID)
69 struct edid_info edid;
70#endif
71};
72
73extern struct sysfb_display_info sysfb_primary_display;
74
75#ifdef CONFIG_SYSFB
76
77void sysfb_disable(struct device *dev);
78
79bool sysfb_handles_screen_info(void);
80
81#else /* CONFIG_SYSFB */
82
83static inline void sysfb_disable(struct device *dev)
84{
85}
86
87static inline bool sysfb_handles_screen_info(void)
88{
89 return false;
90}
91
92#endif /* CONFIG_SYSFB */
93
94#ifdef CONFIG_EFI
95
96extern struct efifb_dmi_info efifb_dmi_list[];
97void sysfb_apply_efi_quirks(struct screen_info *si);
98void sysfb_set_efifb_fwnode(const struct screen_info *si, struct platform_device *pd);
99
100#else /* CONFIG_EFI */
101
102static inline void sysfb_apply_efi_quirks(struct screen_info *si)
103{
104}
105
106static inline void sysfb_set_efifb_fwnode(const struct screen_info *si,
107 struct platform_device *pd)
108{
109}
110
111#endif /* CONFIG_EFI */
112
113#ifdef CONFIG_SYSFB_SIMPLEFB
114
115bool sysfb_parse_mode(const struct screen_info *si,
116 struct simplefb_platform_data *mode);
117struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
118 const struct simplefb_platform_data *mode,
119 struct device *parent);
120
121#else /* CONFIG_SYSFB_SIMPLE */
122
123static inline bool sysfb_parse_mode(const struct screen_info *si,
124 struct simplefb_platform_data *mode)
125{
126 return false;
127}
128
129static inline struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
130 const struct simplefb_platform_data *mode,
131 struct device *parent)
132{
133 return ERR_PTR(-EINVAL);
134}
135
136#endif /* CONFIG_SYSFB_SIMPLE */
137
138#endif /* _LINUX_SYSFB_H */