include/video/kyro.h

   1 /*
   2  *  linux/drivers/video/kyro/kryo.h
   3  *
   4  *  Copyright (C) 2002 STMicroelectronics
   5  *  Copyright (C) 2004 Paul Mundt
   6  *
   7  * This file is subject to the terms and conditions of the GNU General Public
   8  * License.  See the file COPYING in the main directory of this archive
   9  * for more details.
  10  */
  11
  12 #ifndef _KYRO_H
  13 #define _KYRO_H
  14
  15 struct kyrofb_info {
  16         void *regbase;
  17
  18         u32 HTot;       /* Hor Total Time    */
  19         u32 HFP;        /* Hor Front Porch   */
  20         u32 HST;        /* Hor Sync Time     */
  21         u32 HBP;        /* Hor Back Porch    */
  22         s32 HSP;                /* Hor Sync Polarity */
  23         u32 VTot;       /* Ver Total Time    */
  24         u32 VFP;        /* Ver Front Porch   */
  25         u32 VST;        /* Ver Sync Time     */
  26         u32 VBP;        /* Ver Back Porch    */
  27         s32 VSP;                /* Ver Sync Polarity */
  28         u32 XRES;       /* X Resolution      */
  29         u32 YRES;       /* Y Resolution      */
  30         u32 VFREQ;      /* Ver Frequency     */
  31         u32 PIXCLK;     /* Pixel Clock       */
  32         u32 HCLK;       /* Hor Clock         */
  33
  34         /* Usefull to hold depth here for Linux */
  35         u8 PIXDEPTH;
  36
  37 #ifdef CONFIG_MTRR
  38         int mtrr_handle;
  39 #endif
  40 };
  41
  42 extern int kyro_dev_init(void);
  43 extern void kyro_dev_reset(void);
  44
  45 extern unsigned char *kyro_dev_physical_fb_ptr(void);
  46 extern unsigned char *kyro_dev_virtual_fb_ptr(void);
  47 extern void *kyro_dev_physical_regs_ptr(void);
  48 extern void *kyro_dev_virtual_regs_ptr(void);
  49 extern unsigned int kyro_dev_fb_size(void);
  50 extern unsigned int kyro_dev_regs_size(void);
  51
  52 extern int kyro_dev_overlay_create(u32 width, u32 height, int bLinear);
  53 extern u32 kyro_dev_overlay_offset(void);
  54 extern int kyro_dev_overlay_viewport_set(u32 x, u32 y, u32 width, u32 height);
  55
  56 /*
  57  * benedict.gaster@superh.com
  58  * Added the follow IOCTLS for the creation of overlay services...
  59  */
  60 #define KYRO_IOC_MAGIC 'k'
  61
  62 #define KYRO_IOCTL_OVERLAY_CREATE       _IO(KYRO_IOC_MAGIC, 0)
  63 #define KYRO_IOCTL_OVERLAY_VIEWPORT_SET _IO(KYRO_IOC_MAGIC, 1)
  64 #define KYRO_IOCTL_SET_VIDEO_MODE       _IO(KYRO_IOC_MAGIC, 2)
  65 #define KYRO_IOCTL_UVSTRIDE             _IO(KYRO_IOC_MAGIC, 3)
  66 #define KYRO_IOCTL_OVERLAY_OFFSET       _IO(KYRO_IOC_MAGIC, 4)
  67 #define KYRO_IOCTL_STRIDE               _IO(KYRO_IOC_MAGIC, 5)
  68
  69 /*
  70  * The follow 3 structures are used to pass data from user space into the kernel
  71  * for the creation of overlay surfaces and setting the video mode.
  72  */
  73 typedef struct _OVERLAY_CREATE {
  74         u32 ulWidth;
  75         u32 ulHeight;
  76         int bLinear;
  77 } overlay_create;
  78
  79 typedef struct _OVERLAY_VIEWPORT_SET {
  80         u32 xOrgin;
  81         u32 yOrgin;
  82         u32 xSize;
  83         u32 ySize;
  84 } overlay_viewport_set;
  85
  86 typedef struct _SET_VIDEO_MODE {
  87         u32 ulWidth;
  88         u32 ulHeight;
  89         u32 ulScan;
  90         u8 displayDepth;
  91         int bLinear;
  92 } set_video_mode;
  93
  94 #endif /* _KYRO_H */