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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__ */