drivers/video/fbdev/via/viafbdev.h

   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
  29 struct 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
  58 struct 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
  78 extern int viafb_SAMM_ON;
  79 extern int viafb_dual_fb;
  80 extern int viafb_LCD2_ON;
  81 extern int viafb_LCD_ON;
  82 extern int viafb_DVI_ON;
  83 extern int viafb_hotplug;
  84
  85 u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
  86         *plvds_setting_info, struct lvds_chip_information
  87         *plvds_chip_info, u8 index);
  88 void 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);
  91 int via_fb_pci_probe(struct viafb_dev *vdev);
  92 void via_fb_pci_remove(struct pci_dev *pdev);
  93 /* Temporary */
  94 int viafb_init(void);
  95 void viafb_exit(void);
  96 #endif /* __VIAFBDEV_H__ */