Staging: comedi: Remove a2150_board typedef

#define I8253_MODE_REG		0x17

#define   HW_COUNT_DISABLE		0x30	// disable hardware counting of conversions

typedef struct a2150_board_struct {

struct a2150_board {

	const char *name;

	int clock[4];		// master clock periods, in nanoseconds

	int num_clocks;		// number of available master clock speeds

	int ai_speed;		// maximum conversion rate in nanoseconds

} a2150_board;

};

//analog input range

static const struct comedi_lrange range_a2150 = {

// enum must match board indices

enum { a2150_c, a2150_s };

static const a2150_board a2150_boards[] = {

static const struct a2150_board a2150_boards[] = {

	{

	      name:	"at-a2150c",

	      clock:	{31250, 22676, 20833, 19531},

/*

 * Useful for shorthand access to the particular board structure

 */

#define thisboard ((const a2150_board *)dev->board_ptr)

#define thisboard ((const struct a2150_board *)dev->board_ptr)

struct a2150_private {