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 15 struct device; 16 struct platform_device; 17 struct screen_info; 18 19 enum { 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 54 struct 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 65 void sysfb_disable(struct device *dev); 66 67 bool sysfb_handles_screen_info(void); 68 69 #else /* CONFIG_SYSFB */ 70 71 static inline void sysfb_disable(struct device *dev) 72 { 73 } 74 75 static inline bool sysfb_handles_screen_info(void) 76 { 77 return false; 78 } 79 80 #endif /* CONFIG_SYSFB */ 81 82 #ifdef CONFIG_EFI 83 84 extern struct efifb_dmi_info efifb_dmi_list[]; 85 void sysfb_apply_efi_quirks(void); 86 void sysfb_set_efifb_fwnode(struct platform_device *pd); 87 88 #else /* CONFIG_EFI */ 89 90 static inline void sysfb_apply_efi_quirks(void) 91 { 92 } 93 94 static inline void sysfb_set_efifb_fwnode(struct platform_device *pd) 95 { 96 } 97 98 #endif /* CONFIG_EFI */ 99 100 #ifdef CONFIG_SYSFB_SIMPLEFB 101 102 bool sysfb_parse_mode(const struct screen_info *si, 103 struct simplefb_platform_data *mode); 104 struct 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 */ 109 110 static inline bool sysfb_parse_mode(const struct screen_info *si, 111 struct simplefb_platform_data *mode) 112 { 113 return false; 114 } 115 116 static 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 */ 126