1#ifndef _ARCH_X86_KERNEL_SYSFB_H
2#define _ARCH_X86_KERNEL_SYSFB_H
3
4/*
5 * Generic System Framebuffers on x86
6 * Copyright (c) 2012-2013 David Herrmann <dh.herrmann@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the Free
10 * Software Foundation; either version 2 of the License, or (at your option)
11 * any later version.
12 */
13
14#include <linux/kernel.h>
15#include <linux/platform_data/simplefb.h>
16#include <linux/screen_info.h>
17
18enum {
19	M_I17,		/* 17-Inch iMac */
20	M_I20,		/* 20-Inch iMac */
21	M_I20_SR,	/* 20-Inch iMac (Santa Rosa) */
22	M_I24,		/* 24-Inch iMac */
23	M_I24_8_1,	/* 24-Inch iMac, 8,1th gen */
24	M_I24_10_1,	/* 24-Inch iMac, 10,1th gen */
25	M_I27_11_1,	/* 27-Inch iMac, 11,1th gen */
26	M_MINI,		/* Mac Mini */
27	M_MINI_3_1,	/* Mac Mini, 3,1th gen */
28	M_MINI_4_1,	/* Mac Mini, 4,1th gen */
29	M_MB,		/* MacBook */
30	M_MB_2,		/* MacBook, 2nd rev. */
31	M_MB_3,		/* MacBook, 3rd rev. */
32	M_MB_5_1,	/* MacBook, 5th rev. */
33	M_MB_6_1,	/* MacBook, 6th rev. */
34	M_MB_7_1,	/* MacBook, 7th rev. */
35	M_MB_SR,	/* MacBook, 2nd gen, (Santa Rosa) */
36	M_MBA,		/* MacBook Air */
37	M_MBA_3,	/* Macbook Air, 3rd rev */
38	M_MBP,		/* MacBook Pro */
39	M_MBP_2,	/* MacBook Pro 2nd gen */
40	M_MBP_2_2,	/* MacBook Pro 2,2nd gen */
41	M_MBP_SR,	/* MacBook Pro (Santa Rosa) */
42	M_MBP_4,	/* MacBook Pro, 4th gen */
43	M_MBP_5_1,	/* MacBook Pro, 5,1th gen */
44	M_MBP_5_2,	/* MacBook Pro, 5,2th gen */
45	M_MBP_5_3,	/* MacBook Pro, 5,3rd gen */
46	M_MBP_6_1,	/* MacBook Pro, 6,1th gen */
47	M_MBP_6_2,	/* MacBook Pro, 6,2th gen */
48	M_MBP_7_1,	/* MacBook Pro, 7,1th gen */
49	M_MBP_8_2,	/* MacBook Pro, 8,2nd gen */
50	M_UNKNOWN	/* placeholder */
51};
52
53struct efifb_dmi_info {
54	char *optname;
55	unsigned long base;
56	int stride;
57	int width;
58	int height;
59	int flags;
60};
61
62#ifdef CONFIG_EFI
63
64extern struct efifb_dmi_info efifb_dmi_list[];
65void sysfb_apply_efi_quirks(void);
66
67#else /* CONFIG_EFI */
68
69static inline void sysfb_apply_efi_quirks(void)
70{
71}
72
73#endif /* CONFIG_EFI */
74
75#ifdef CONFIG_X86_SYSFB
76
77bool parse_mode(const struct screen_info *si,
78		struct simplefb_platform_data *mode);
79int create_simplefb(const struct screen_info *si,
80		    const struct simplefb_platform_data *mode);
81
82#else /* CONFIG_X86_SYSFB */
83
84static inline bool parse_mode(const struct screen_info *si,
85			      struct simplefb_platform_data *mode)
86{
87	return false;
88}
89
90static inline int create_simplefb(const struct screen_info *si,
91				  const struct simplefb_platform_data *mode)
92{
93	return -EINVAL;
94}
95
96#endif /* CONFIG_X86_SYSFB */
97
98#endif /* _ARCH_X86_KERNEL_SYSFB_H */
99