| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ | 
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| 2 | #ifndef _LINUX_SYSFB_H | 
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| 3 | #define _LINUX_SYSFB_H | 
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| 4 |  | 
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| 5 | /* | 
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| 6 | * Generic System Framebuffers on x86 | 
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| 7 | * Copyright (c) 2012-2013 David Herrmann <dh.herrmann@gmail.com> | 
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| 8 | */ | 
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| 9 |  | 
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| 10 | #include <linux/err.h> | 
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| 11 | #include <linux/types.h> | 
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| 12 |  | 
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| 13 | #include <linux/platform_data/simplefb.h> | 
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| 14 |  | 
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| 15 | struct device; | 
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| 16 | struct platform_device; | 
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| 17 | struct screen_info; | 
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| 18 |  | 
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| 19 | enum { | 
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| 20 | M_I17,		/* 17-Inch iMac */ | 
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| 21 | M_I20,		/* 20-Inch iMac */ | 
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| 22 | M_I20_SR,	/* 20-Inch iMac (Santa Rosa) */ | 
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| 23 | M_I24,		/* 24-Inch iMac */ | 
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| 24 | M_I24_8_1,	/* 24-Inch iMac, 8,1th gen */ | 
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| 25 | M_I24_10_1,	/* 24-Inch iMac, 10,1th gen */ | 
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| 26 | M_I27_11_1,	/* 27-Inch iMac, 11,1th gen */ | 
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| 27 | M_MINI,		/* Mac Mini */ | 
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| 28 | M_MINI_3_1,	/* Mac Mini, 3,1th gen */ | 
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| 29 | M_MINI_4_1,	/* Mac Mini, 4,1th gen */ | 
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| 30 | M_MB,		/* MacBook */ | 
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| 31 | M_MB_2,		/* MacBook, 2nd rev. */ | 
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| 32 | M_MB_3,		/* MacBook, 3rd rev. */ | 
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| 33 | M_MB_5_1,	/* MacBook, 5th rev. */ | 
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| 34 | M_MB_6_1,	/* MacBook, 6th rev. */ | 
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| 35 | M_MB_7_1,	/* MacBook, 7th rev. */ | 
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| 36 | M_MB_SR,	/* MacBook, 2nd gen, (Santa Rosa) */ | 
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| 37 | M_MBA,		/* MacBook Air */ | 
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| 38 | M_MBA_3,	/* Macbook Air, 3rd rev */ | 
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| 39 | M_MBP,		/* MacBook Pro */ | 
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| 40 | M_MBP_2,	/* MacBook Pro 2nd gen */ | 
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| 41 | M_MBP_2_2,	/* MacBook Pro 2,2nd gen */ | 
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| 42 | M_MBP_SR,	/* MacBook Pro (Santa Rosa) */ | 
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| 43 | M_MBP_4,	/* MacBook Pro, 4th gen */ | 
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| 44 | M_MBP_5_1,	/* MacBook Pro, 5,1th gen */ | 
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| 45 | M_MBP_5_2,	/* MacBook Pro, 5,2th gen */ | 
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| 46 | M_MBP_5_3,	/* MacBook Pro, 5,3rd gen */ | 
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| 47 | M_MBP_6_1,	/* MacBook Pro, 6,1th gen */ | 
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| 48 | M_MBP_6_2,	/* MacBook Pro, 6,2th gen */ | 
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| 49 | M_MBP_7_1,	/* MacBook Pro, 7,1th gen */ | 
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| 50 | M_MBP_8_2,	/* MacBook Pro, 8,2nd gen */ | 
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| 51 | M_UNKNOWN	/* placeholder */ | 
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| 52 | }; | 
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| 53 |  | 
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| 54 | struct efifb_dmi_info { | 
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| 55 | char *optname; | 
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| 56 | unsigned long base; | 
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| 57 | int stride; | 
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| 58 | int width; | 
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| 59 | int height; | 
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| 60 | int flags; | 
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| 61 | }; | 
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| 62 |  | 
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| 63 | #ifdef CONFIG_SYSFB | 
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| 64 |  | 
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| 65 | void sysfb_disable(struct device *dev); | 
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| 66 |  | 
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| 67 | bool sysfb_handles_screen_info(void); | 
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| 68 |  | 
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| 69 | #else /* CONFIG_SYSFB */ | 
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| 70 |  | 
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| 71 | static inline void sysfb_disable(struct device *dev) | 
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| 72 | { | 
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| 73 | } | 
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| 74 |  | 
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| 75 | static inline bool sysfb_handles_screen_info(void) | 
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| 76 | { | 
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| 77 | return false; | 
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| 78 | } | 
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| 79 |  | 
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| 80 | #endif /* CONFIG_SYSFB */ | 
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| 81 |  | 
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| 82 | #ifdef CONFIG_EFI | 
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| 83 |  | 
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| 84 | extern struct efifb_dmi_info efifb_dmi_list[]; | 
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| 85 | void sysfb_apply_efi_quirks(void); | 
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| 86 | void sysfb_set_efifb_fwnode(struct platform_device *pd); | 
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| 87 |  | 
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| 88 | #else /* CONFIG_EFI */ | 
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| 89 |  | 
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| 90 | static inline void sysfb_apply_efi_quirks(void) | 
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| 91 | { | 
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| 92 | } | 
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| 93 |  | 
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| 94 | static inline void sysfb_set_efifb_fwnode(struct platform_device *pd) | 
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| 95 | { | 
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| 96 | } | 
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| 97 |  | 
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| 98 | #endif /* CONFIG_EFI */ | 
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| 99 |  | 
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| 100 | #ifdef CONFIG_SYSFB_SIMPLEFB | 
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| 101 |  | 
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| 102 | bool sysfb_parse_mode(const struct screen_info *si, | 
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| 103 | struct simplefb_platform_data *mode); | 
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| 104 | struct platform_device *sysfb_create_simplefb(const struct screen_info *si, | 
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| 105 | const struct simplefb_platform_data *mode, | 
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| 106 | struct device *parent); | 
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| 107 |  | 
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| 108 | #else /* CONFIG_SYSFB_SIMPLE */ | 
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| 109 |  | 
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| 110 | static inline bool sysfb_parse_mode(const struct screen_info *si, | 
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| 111 | struct simplefb_platform_data *mode) | 
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| 112 | { | 
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| 113 | return false; | 
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| 114 | } | 
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| 115 |  | 
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| 116 | static inline struct platform_device *sysfb_create_simplefb(const struct screen_info *si, | 
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| 117 | const struct simplefb_platform_data *mode, | 
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| 118 | struct device *parent) | 
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| 119 | { | 
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| 120 | return ERR_PTR(error: -EINVAL); | 
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| 121 | } | 
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| 122 |  | 
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| 123 | #endif /* CONFIG_SYSFB_SIMPLE */ | 
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| 124 |  | 
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| 125 | #endif /* _LINUX_SYSFB_H */ | 
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| 126 |  | 
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