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 40 struct 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 }; 80 struct viafb_modeinfo { 81 u32 xres; 82 u32 yres; 83 int mode_index; 84 char *mode_res; 85 }; 86 extern unsigned int viafb_second_virtual_yres; 87 extern unsigned int viafb_second_virtual_xres; 88 extern unsigned int viafb_second_offset; 89 extern int viafb_second_size; 90 extern int viafb_SAMM_ON; 91 extern int viafb_dual_fb; 92 extern int viafb_LCD2_ON; 93 extern int viafb_LCD_ON; 94 extern int viafb_DVI_ON; 95 extern int viafb_accel; 96 extern int viafb_hotplug; 97 extern int viafb_memsize; 98 99 extern int strict_strtoul(const char *cp, unsigned int base, 100 unsigned long *res); 101 102 void viafb_memory_pitch_patch(struct fb_info *info); 103 void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh, 104 int mode_index); 105 int viafb_get_mode_index(int hres, int vres, int flag); 106 u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information 107 *plvds_setting_info, struct lvds_chip_information 108 *plvds_chip_info, u8 index); 109 void 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__ */ 113