1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
4 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
5
6 */
7
8#ifndef __VIAFBDEV_H__
9#define __VIAFBDEV_H__
10
11#include <linux/proc_fs.h>
12#include <linux/fb.h>
13#include <linux/spinlock.h>
14
15#include "via_aux.h"
16#include "ioctl.h"
17#include "share.h"
18#include "chip.h"
19#include "hw.h"
20
21#define VERSION_MAJOR       2
22#define VERSION_KERNEL      6	/* For kernel 2.6 */
23
24#define VERSION_OS          0	/* 0: for 32 bits OS, 1: for 64 bits OS */
25#define VERSION_MINOR       4
26
27#define VIAFB_NUM_I2C		5
28
29struct viafb_shared {
30	u32 iga1_devices;
31	u32 iga2_devices;
32
33	struct proc_dir_entry *proc_entry;	/*viafb proc entry */
34	struct proc_dir_entry *iga1_proc_entry;
35	struct proc_dir_entry *iga2_proc_entry;
36	struct viafb_dev *vdev;			/* Global dev info */
37
38	/* I2C busses that may have auxiliary devices */
39	struct via_aux_bus *i2c_26;
40	struct via_aux_bus *i2c_31;
41	struct via_aux_bus *i2c_2C;
42
43	/* All the information will be needed to set engine */
44	struct tmds_setting_information tmds_setting_info;
45	struct lvds_setting_information lvds_setting_info;
46	struct lvds_setting_information lvds_setting_info2;
47	struct chip_information chip_info;
48
49	/* hardware acceleration stuff */
50	u32 cursor_vram_addr;
51	u32 vq_vram_addr;	/* virtual queue address in video ram */
52	int (*hw_bitblt)(void __iomem *engine, u8 op, u32 width, u32 height,
53		u8 dst_bpp, u32 dst_addr, u32 dst_pitch, u32 dst_x, u32 dst_y,
54		u32 *src_mem, u32 src_addr, u32 src_pitch, u32 src_x, u32 src_y,
55		u32 fg_color, u32 bg_color, u8 fill_rop);
56};
57
58struct viafb_par {
59	u8 depth;
60	u32 vram_addr;
61
62	unsigned int fbmem;	/*framebuffer physical memory address */
63	unsigned int memsize;	/*size of fbmem */
64	u32 fbmem_free;		/* Free FB memory */
65	u32 fbmem_used;		/* Use FB memory size */
66	u32 iga_path;
67
68	struct viafb_shared *shared;
69
70	/* All the information will be needed to set engine */
71	/* depreciated, use the ones in shared directly */
72	struct tmds_setting_information *tmds_setting_info;
73	struct lvds_setting_information *lvds_setting_info;
74	struct lvds_setting_information *lvds_setting_info2;
75	struct chip_information *chip_info;
76};
77
78extern int viafb_SAMM_ON;
79extern int viafb_dual_fb;
80extern int viafb_LCD2_ON;
81extern int viafb_LCD_ON;
82extern int viafb_DVI_ON;
83extern int viafb_hotplug;
84
85u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
86	*plvds_setting_info, struct lvds_chip_information
87	*plvds_chip_info, u8 index);
88void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information
89			      *plvds_setting_info, struct lvds_chip_information
90			      *plvds_chip_info, struct IODATA io_data);
91int via_fb_pci_probe(struct viafb_dev *vdev);
92void via_fb_pci_remove(struct pci_dev *pdev);
93/* Temporary */
94int viafb_init(void);
95void viafb_exit(void);
96#endif /* __VIAFBDEV_H__ */
97