include/video/metronomefb.h

   1 /*
   2  * metronomefb.h - definitions for the metronome framebuffer driver
   3  *
   4  * Copyright (C) 2008 by Jaya Kumar
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License. See the file COPYING in the main directory of this archive for
   8  * more details.
   9  *
  10  */
  11
  12 #ifndef _LINUX_METRONOMEFB_H_
  13 #define _LINUX_METRONOMEFB_H_
  14
  15 /* address and control descriptors used by metronome controller */
  16 struct metromem_desc {
  17         u32 mFDADR0;
  18         u32 mFSADR0;
  19         u32 mFIDR0;
  20         u32 mLDCMD0;
  21 };
  22
  23 /* command structure used by metronome controller */
  24 struct metromem_cmd {
  25         u16 opcode;
  26         u16 args[((64-2)/2)];
  27         u16 csum;
  28 };
  29
  30 /* struct used by metronome. board specific stuff comes from *board */
  31 struct metronomefb_par {
  32         unsigned char *metromem;
  33         struct metromem_desc *metromem_desc;
  34         struct metromem_cmd *metromem_cmd;
  35         unsigned char *metromem_wfm;
  36         unsigned char *metromem_img;
  37         u16 *metromem_img_csum;
  38         u16 *csum_table;
  39         int metromemsize;
  40         dma_addr_t metromem_dma;
  41         dma_addr_t metromem_desc_dma;
  42         struct fb_info *info;
  43         struct metronome_board *board;
  44         wait_queue_head_t waitq;
  45         u8 frame_count;
  46 };
  47
  48 /* board specific routines */
  49 struct metronome_board {
  50         struct module *owner;
  51         void (*free_irq)(struct fb_info *);
  52         void (*init_gpio_regs)(struct metronomefb_par *);
  53         void (*init_lcdc_regs)(struct metronomefb_par *);
  54         void (*post_dma_setup)(struct metronomefb_par *);
  55         void (*set_rst)(struct metronomefb_par *, int);
  56         void (*set_stdby)(struct metronomefb_par *, int);
  57         int (*met_wait_event)(struct metronomefb_par *);
  58         int (*met_wait_event_intr)(struct metronomefb_par *);
  59         int (*setup_irq)(struct fb_info *);
  60 };
  61
  62 #endif