Line data    Source code

       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           1 : static inline void sysfb_apply_efi_quirks(void)
      66             : {
      67           1 : }
      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           1 : static inline bool parse_mode(const struct screen_info *si,
      81             :                               struct simplefb_platform_data *mode)
      82             : {
      83           1 :         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 */