tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
4
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public
7 * License as published by the Free Software Foundation;
8 * either version 2, or (at your option) any later version.
9
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
12 * the implied warranty of MERCHANTABILITY or FITNESS FOR
13 * A PARTICULAR PURPOSE.See the GNU General Public License
14 * for more details.
15
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc.,
19 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 */
21
22#ifndef __VIAFBDEV_H__
23#define __VIAFBDEV_H__
24
25#include <linux/proc_fs.h>
26#include <linux/fb.h>
27
28#include "ioctl.h"
29#include "share.h"
30#include "chip.h"
31#include "hw.h"
32#include "via_i2c.h"
33
34#define VERSION_MAJOR 2
35#define VERSION_KERNEL 6 /* For kernel 2.6 */
36
37#define VERSION_OS 0 /* 0: for 32 bits OS, 1: for 64 bits OS */
38#define VERSION_MINOR 4
39
40struct viafb_par {
41 int bpp;
42 int hres;
43 int vres;
44 int linelength;
45 u32 xoffset;
46 u32 yoffset;
47
48 void __iomem *fbmem_virt; /*framebuffer virtual memory address */
49 void __iomem *io_virt; /*iospace virtual memory address */
50 unsigned int fbmem; /*framebuffer physical memory address */
51 unsigned int memsize; /*size of fbmem */
52 unsigned int io; /*io space address */
53 unsigned long mmio_base; /*mmio base address */
54 unsigned long mmio_len; /*mmio base length */
55 u32 fbmem_free; /* Free FB memory */
56 u32 fbmem_used; /* Use FB memory size */
57 u32 cursor_start; /* Cursor Start Address */
58 u32 VQ_start; /* Virtual Queue Start Address */
59 u32 VQ_end; /* Virtual Queue End Address */
60 u32 iga_path;
61 struct proc_dir_entry *proc_entry; /*viafb proc entry */
62 u8 duoview; /*Is working in duoview mode? */
63
64 /* I2C stuff */
65 struct via_i2c_stuff i2c_stuff;
66
67 /* All the information will be needed to set engine */
68 struct tmds_setting_information *tmds_setting_info;
69 struct crt_setting_information *crt_setting_info;
70 struct lvds_setting_information *lvds_setting_info;
71 struct lvds_setting_information *lvds_setting_info2;
72 struct chip_information *chip_info;
73
74 /* some information related to video playing */
75 int video_on_crt;
76 int video_on_dvi;
77 int video_on_lcd;
78
79};
80struct viafb_modeinfo {
81 u32 xres;
82 u32 yres;
83 int mode_index;
84 char *mode_res;
85};
86extern unsigned int viafb_second_virtual_yres;
87extern unsigned int viafb_second_virtual_xres;
88extern unsigned int viafb_second_offset;
89extern int viafb_second_size;
90extern int viafb_SAMM_ON;
91extern int viafb_dual_fb;
92extern int viafb_LCD2_ON;
93extern int viafb_LCD_ON;
94extern int viafb_DVI_ON;
95extern int viafb_accel;
96extern int viafb_hotplug;
97extern int viafb_memsize;
98
99extern int strict_strtoul(const char *cp, unsigned int base,
100 unsigned long *res);
101
102void viafb_memory_pitch_patch(struct fb_info *info);
103void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
104 int mode_index);
105int viafb_get_mode_index(int hres, int vres, int flag);
106u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
107 *plvds_setting_info, struct lvds_chip_information
108 *plvds_chip_info, u8 index);
109void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information
110 *plvds_setting_info, struct lvds_chip_information
111 *plvds_chip_info, struct IODATA io_data);
112#endif /* __VIAFBDEV_H__ */