2 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
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.
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
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
19 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #ifndef __VIAFBDEV_H__
23 #define __VIAFBDEV_H__
25 #include <linux/proc_fs.h>
34 #define VERSION_MAJOR 2
35 #define VERSION_KERNEL 6 /* For kernel 2.6 */
37 #define VERSION_OS 0 /* 0: for 32 bits OS, 1: for 64 bits OS */
38 #define VERSION_MINOR 4
41 struct proc_dir_entry *proc_entry; /*viafb proc entry */
44 struct via_i2c_stuff i2c_stuff;
46 /* All the information will be needed to set engine */
47 struct tmds_setting_information tmds_setting_info;
48 struct crt_setting_information crt_setting_info;
49 struct lvds_setting_information lvds_setting_info;
50 struct lvds_setting_information lvds_setting_info2;
51 struct chip_information chip_info;
55 void __iomem *io_virt; /*iospace virtual memory address */
56 unsigned int fbmem; /*framebuffer physical memory address */
57 unsigned int memsize; /*size of fbmem */
58 u32 fbmem_free; /* Free FB memory */
59 u32 fbmem_used; /* Use FB memory size */
60 u32 cursor_start; /* Cursor Start Address */
61 u32 VQ_start; /* Virtual Queue Start Address */
62 u32 VQ_end; /* Virtual Queue End Address */
65 struct viafb_shared *shared;
67 /* All the information will be needed to set engine */
68 /* depreciated, use the ones in shared directly */
69 struct tmds_setting_information *tmds_setting_info;
70 struct crt_setting_information *crt_setting_info;
71 struct lvds_setting_information *lvds_setting_info;
72 struct lvds_setting_information *lvds_setting_info2;
73 struct chip_information *chip_info;
76 extern unsigned int viafb_second_virtual_yres;
77 extern unsigned int viafb_second_virtual_xres;
78 extern unsigned int viafb_second_offset;
79 extern int viafb_second_size;
80 extern int viafb_SAMM_ON;
81 extern int viafb_dual_fb;
82 extern int viafb_LCD2_ON;
83 extern int viafb_LCD_ON;
84 extern int viafb_DVI_ON;
85 extern int viafb_accel;
86 extern int viafb_hotplug;
87 extern int viafb_memsize;
89 extern int strict_strtoul(const char *cp, unsigned int base,
92 void viafb_memory_pitch_patch(struct fb_info *info);
93 void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
95 int viafb_get_mode_index(int hres, int vres);
96 u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
97 *plvds_setting_info, struct lvds_chip_information
98 *plvds_chip_info, u8 index);
99 void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information
100 *plvds_setting_info, struct lvds_chip_information
101 *plvds_chip_info, struct IODATA io_data);
102 #endif /* __VIAFBDEV_H__ */