#endif

/* Use our own dbg macro */

#undef dbg

#define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG __FILE__ ": " format "\n" , ## arg); } while (0)

#ifndef info

#define info(format, arg...) do { printk(KERN_INFO __FILE__ ": " format "\n" , ## arg); } while (0)

#endif

#ifndef err

#define err(format, arg...) do { printk(KERN_INFO __FILE__ ": (error) " format "\n" , ## arg); } while (0)

#endif

/* Version Information */

#define DRIVER_VERSION "v0.1.20111215"

#define DRIVER_AUTHOR "Erwin Rol, erwin@erwinrol.com"

#define DRIVER_DESC "DMX USB Driver"

/* Module parameters */

#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16) )

MODULE_PARM(debug, "i");

MODULE_PARM_DESC(debug, "Debug enabled or not");

#else

#endif

static struct usb_device_id dmx_usb_table [] = {

	{ USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_PID, 0x400, 0xffff) },

	{ USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_PID, 0x400, 0xffff) },

	{ }                                             /* Terminating entry */

};

MODULE_DEVICE_TABLE (usb, dmx_usb_table);

/* Get a minor range for your devices from the usb maintainer */

#define DMX_USB_MINOR_BASE	192

/* Structure to hold all of our device specific stuff */

struct dmx_usb_device {

	struct usb_device *	udev;			/* save off the usb device pointer */

	struct usb_interface *	interface;		/* the interface for this device */

	unsigned char		minor;			/* the starting minor number for this device */

	unsigned char		num_ports;		/* the number of ports this device has */

	char			num_interrupt_in;	/* number of interrupt in endpoints we have */

	char			num_bulk_in;		/* number of bulk in endpoints we have */

	char			num_bulk_out;		/* number of bulk out endpoints we have */

	unsigned char *		bulk_in_buffer;		/* the buffer to receive data */