/*
 * hrt_types.h
 */

#ifndef _HRT_TYPES_H_
#define _HRT_TYPES_H_

#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/config.h>

typedef struct {
	struct pci_dev 		*pci_dev;

	int			valid;

	struct semaphore 	sem;
	wait_queue_head_t	wait_queue;
	struct timer_list	timer;
	struct tasklet_struct	tasklet;
	int			timer_enabled;
	int			interrupt_enabled;

#ifdef HRT_DEBUG
	struct timer_list	debug_timer;
	int			debug_count;
	int			debug_timer_count;
	int			debug_interrupt_count;
	int			debug_read_count;
#endif

	wait_queue_head_t	sfb_wait_queue;
	int			sfb_enable;
	unsigned char*		sfb[HRT_MAX_BUFFERS];
	int			sfb_state[HRT_MAX_BUFFERS];
	int			sfb_w;

	unsigned long		virt_addr;
	unsigned long		phys_addr;
	int			in_use;
	int			num;

#ifdef DOUBLE_BUFFERING
	unsigned char*		frame_buffer[2];
	/* read and write frame buffer pointers */
	unsigned char*		frame_bufferr, *frame_bufferw;
#else
	unsigned char*		frame_buffer;
#endif
	int			x, y;
	int			width, height;
	int			depth;
	int			fb_size;

#ifdef CONFIG_I2C
	struct i2c_adapter	i2c_adap;
	struct i2c_client	i2c_client;
	struct i2c_algorithm	i2c_algo;
#endif

	/* Necessary for both CONFIG_I2C and builtin I2C */
	int			i2c_port;

	char			saa7110_registers[HRT_SAA7110_NUMREGS];
	int			parity;
	int			frame_ready;

	/*
	 * these are module lifetime vars that arent reset
         * on open and close
	 */
	int			use_interrupts;

} hrt_dev_t;

#endif