/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _LINUX_SYSFB_H
#define _LINUX_SYSFB_H

/*
 * Generic System Framebuffers on x86
 * Copyright (c) 2012-2013 David Herrmann <dh.herrmann@gmail.com>
 */

#include <linux/err.h>
#include <linux/platform_data/simplefb.h>
#include <linux/screen_info.h>
#include <linux/types.h>

#include <video/edid.h>

struct device;
struct platform_device;
struct screen_info;

enum {
        M_I17,          /* 17-Inch iMac */
        M_I20,          /* 20-Inch iMac */
        M_I20_SR,       /* 20-Inch iMac (Santa Rosa) */
        M_I24,          /* 24-Inch iMac */
        M_I24_8_1,      /* 24-Inch iMac, 8,1th gen */
        M_I24_10_1,     /* 24-Inch iMac, 10,1th gen */
        M_I27_11_1,     /* 27-Inch iMac, 11,1th gen */
        M_MINI,         /* Mac Mini */
        M_MINI_3_1,     /* Mac Mini, 3,1th gen */
        M_MINI_4_1,     /* Mac Mini, 4,1th gen */
        M_MB,           /* MacBook */
        M_MB_2,         /* MacBook, 2nd rev. */
        M_MB_3,         /* MacBook, 3rd rev. */
        M_MB_5_1,       /* MacBook, 5th rev. */
        M_MB_6_1,       /* MacBook, 6th rev. */
        M_MB_7_1,       /* MacBook, 7th rev. */
        M_MB_SR,        /* MacBook, 2nd gen, (Santa Rosa) */
        M_MBA,          /* MacBook Air */
        M_MBA_3,        /* Macbook Air, 3rd rev */
        M_MBP,          /* MacBook Pro */
        M_MBP_2,        /* MacBook Pro 2nd gen */
        M_MBP_2_2,      /* MacBook Pro 2,2nd gen */
        M_MBP_SR,       /* MacBook Pro (Santa Rosa) */
        M_MBP_4,        /* MacBook Pro, 4th gen */
        M_MBP_5_1,      /* MacBook Pro, 5,1th gen */
        M_MBP_5_2,      /* MacBook Pro, 5,2th gen */
        M_MBP_5_3,      /* MacBook Pro, 5,3rd gen */
        M_MBP_6_1,      /* MacBook Pro, 6,1th gen */
        M_MBP_6_2,      /* MacBook Pro, 6,2th gen */
        M_MBP_7_1,      /* MacBook Pro, 7,1th gen */
        M_MBP_8_2,      /* MacBook Pro, 8,2nd gen */
        M_UNKNOWN       /* placeholder */
};

struct efifb_dmi_info {
        char *optname;
        unsigned long base;
        int stride;
        int width;
        int height;
        int flags;
};

struct sysfb_display_info {
        struct screen_info screen;

#if defined(CONFIG_FIRMWARE_EDID)
        struct edid_info edid;
#endif
};

extern struct sysfb_display_info sysfb_primary_display;

#ifdef CONFIG_SYSFB

void sysfb_disable(struct device *dev);

bool sysfb_handles_screen_info(void);

#else /* CONFIG_SYSFB */

static inline void sysfb_disable(struct device *dev)
{
}

static inline bool sysfb_handles_screen_info(void)
{
        return false;
}

#endif /* CONFIG_SYSFB */

#ifdef CONFIG_EFI

extern struct efifb_dmi_info efifb_dmi_list[];
void sysfb_apply_efi_quirks(struct screen_info *si);
void sysfb_set_efifb_fwnode(const struct screen_info *si, struct platform_device *pd);

#else /* CONFIG_EFI */

static inline void sysfb_apply_efi_quirks(struct screen_info *si)
{
}

static inline void sysfb_set_efifb_fwnode(const struct screen_info *si,
                                          struct platform_device *pd)
{
}

#endif /* CONFIG_EFI */

#ifdef CONFIG_SYSFB_SIMPLEFB

bool sysfb_parse_mode(const struct screen_info *si,
                      struct simplefb_platform_data *mode);
struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
                                              const struct simplefb_platform_data *mode,
                                              struct device *parent);

#else /* CONFIG_SYSFB_SIMPLE */

static inline bool sysfb_parse_mode(const struct screen_info *si,
                                    struct simplefb_platform_data *mode)
{
        return false;
}

static inline struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
                                                            const struct simplefb_platform_data *mode,
                                                            struct device *parent)
{
        return ERR_PTR(-EINVAL);
}

#endif /* CONFIG_SYSFB_SIMPLE */

#endif /* _LINUX_SYSFB_H */