LXR linux/drivers/video/via/viafbdev.h

   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_shared {
  41        struct proc_dir_entry *proc_entry;      /*viafb proc entry */
  42
  43        /* I2C stuff */
  44        struct via_i2c_stuff i2c_stuff;
  45
  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;
  52
  53        /* hardware acceleration stuff */
  54        void __iomem *engine_mmio;
  55        u32 cursor_vram_addr;
  56        u32 vq_vram_addr;       /* virtual queue address in video ram */
  57        int (*hw_bitblt)(void __iomem *engine, u8 op, u32 width, u32 height,
  58                u8 dst_bpp, u32 dst_addr, u32 dst_pitch, u32 dst_x, u32 dst_y,
  59                u32 *src_mem, u32 src_addr, u32 src_pitch, u32 src_x, u32 src_y,
  60                u32 fg_color, u32 bg_color, u8 fill_rop);
  61};
  62
  63struct viafb_par {
  64        u8 depth;
  65        u32 vram_addr;
  66
  67        unsigned int fbmem;     /*framebuffer physical memory address */
  68        unsigned int memsize;   /*size of fbmem */
  69        u32 fbmem_free;         /* Free FB memory */
  70        u32 fbmem_used;         /* Use FB memory size */
  71        u32 iga_path;
  72
  73        struct viafb_shared *shared;
  74
  75        /* All the information will be needed to set engine */
  76        /* depreciated, use the ones in shared directly */
  77        struct tmds_setting_information *tmds_setting_info;
  78        struct crt_setting_information *crt_setting_info;
  79        struct lvds_setting_information *lvds_setting_info;
  80        struct lvds_setting_information *lvds_setting_info2;
  81        struct chip_information *chip_info;
  82};
  83
  84extern unsigned int viafb_second_virtual_yres;
  85extern unsigned int viafb_second_virtual_xres;
  86extern unsigned int viafb_second_offset;
  87extern int viafb_second_size;
  88extern int viafb_SAMM_ON;
  89extern int viafb_dual_fb;
  90extern int viafb_LCD2_ON;
  91extern int viafb_LCD_ON;
  92extern int viafb_DVI_ON;
  93extern int viafb_hotplug;
  94extern int viafb_memsize;
  95
  96extern int strict_strtoul(const char *cp, unsigned int base,
  97        unsigned long *res);
  98
  99void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
 100                          int mode_index);
 101int viafb_get_mode_index(int hres, int vres);
 102u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
 103        *plvds_setting_info, struct lvds_chip_information
 104        *plvds_chip_info, u8 index);
 105void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information
 106                              *plvds_setting_info, struct lvds_chip_information
 107                              *plvds_chip_info, struct IODATA io_data);
 108#endif /* __VIAFBDEV_H__ */
 109