1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 #ifndef _ARCH_X86_KERNEL_SYSFB_H
3 #define _ARCH_X86_KERNEL_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 #include <linux/screen_info.h>
13
14 enum {
15 M_I17, /* 17-Inch iMac */
16 M_I20, /* 20-Inch iMac */
17 M_I20_SR, /* 20-Inch iMac (Santa Rosa) */
18 M_I24, /* 24-Inch iMac */
19 M_I24_8_1, /* 24-Inch iMac, 8,1th gen */
20 M_I24_10_1, /* 24-Inch iMac, 10,1th gen */
21 M_I27_11_1, /* 27-Inch iMac, 11,1th gen */
22 M_MINI, /* Mac Mini */
23 M_MINI_3_1, /* Mac Mini, 3,1th gen */
24 M_MINI_4_1, /* Mac Mini, 4,1th gen */
25 M_MB, /* MacBook */
26 M_MB_2, /* MacBook, 2nd rev. */
27 M_MB_3, /* MacBook, 3rd rev. */
28 M_MB_5_1, /* MacBook, 5th rev. */
29 M_MB_6_1, /* MacBook, 6th rev. */
30 M_MB_7_1, /* MacBook, 7th rev. */
31 M_MB_SR, /* MacBook, 2nd gen, (Santa Rosa) */
32 M_MBA, /* MacBook Air */
33 M_MBA_3, /* Macbook Air, 3rd rev */
34 M_MBP, /* MacBook Pro */
35 M_MBP_2, /* MacBook Pro 2nd gen */
36 M_MBP_2_2, /* MacBook Pro 2,2nd gen */
37 M_MBP_SR, /* MacBook Pro (Santa Rosa) */
38 M_MBP_4, /* MacBook Pro, 4th gen */
39 M_MBP_5_1, /* MacBook Pro, 5,1th gen */
40 M_MBP_5_2, /* MacBook Pro, 5,2th gen */
41 M_MBP_5_3, /* MacBook Pro, 5,3rd gen */
42 M_MBP_6_1, /* MacBook Pro, 6,1th gen */
43 M_MBP_6_2, /* MacBook Pro, 6,2th gen */
44 M_MBP_7_1, /* MacBook Pro, 7,1th gen */
45 M_MBP_8_2, /* MacBook Pro, 8,2nd gen */
46 M_UNKNOWN /* placeholder */
47 };
48
49 struct efifb_dmi_info {
50 char *optname;
51 unsigned long base;
52 int stride;
53 int width;
54 int height;
55 int flags;
56 };
57
58 #ifdef CONFIG_EFI
59
60 extern struct efifb_dmi_info efifb_dmi_list[];
61 void sysfb_apply_efi_quirks(void);
62
63 #else /* CONFIG_EFI */
64
65 static inline void sysfb_apply_efi_quirks(void)
66 {
67 }
68
69 #endif /* CONFIG_EFI */
70
71 #ifdef CONFIG_X86_SYSFB
72
73 bool parse_mode(const struct screen_info *si,
74 struct simplefb_platform_data *mode);
75 int create_simplefb(const struct screen_info *si,
76 const struct simplefb_platform_data *mode);
77
78 #else /* CONFIG_X86_SYSFB */
79
80 static inline bool parse_mode(const struct screen_info *si,
81 struct simplefb_platform_data *mode)
82 {
83 return false;
84 }
85
86 static inline int create_simplefb(const struct screen_info *si,
87 const struct simplefb_platform_data *mode)
88 {
89 return -EINVAL;
90 }
91
92 #endif /* CONFIG_X86_SYSFB */
93
94 #endif /* _ARCH_X86_KERNEL_SYSFB_H */