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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* comedi/drivers/amplc_dio.h
*
* Header for amplc_dio200.c, amplc_dio200_common.c and
* amplc_dio200_pci.c.
*
* Copyright (C) 2005-2013 MEV Ltd. <https://www.mev.co.uk/>
*
* COMEDI - Linux Control and Measurement Device Interface
* Copyright (C) 1998,2000 David A. Schleef <ds@schleef.org>
*/
#ifndef AMPLC_DIO200_H_INCLUDED
#define AMPLC_DIO200_H_INCLUDED
#include <linux/types.h>
struct comedi_device;
/*
* Subdevice types.
*/
enum dio200_sdtype { sd_none, sd_intr, sd_8255, sd_8254, sd_timer };
#define DIO200_MAX_SUBDEVS 8
#define DIO200_MAX_ISNS 6
struct dio200_board {
const char *name;
unsigned char mainbar;
unsigned short n_subdevs; /* number of subdevices */
unsigned char sdtype[DIO200_MAX_SUBDEVS]; /* enum dio200_sdtype */
unsigned char sdinfo[DIO200_MAX_SUBDEVS]; /* depends on sdtype */
unsigned int has_int_sce:1; /* has interrupt enable/status reg */
unsigned int has_clk_gat_sce:1; /* has clock/gate selection registers */
unsigned int is_pcie:1; /* has enhanced features */
};
int amplc_dio200_common_attach(struct comedi_device *dev, unsigned int irq,
unsigned long req_irq_flags);
/* Used by initialization of PCIe boards. */
void amplc_dio200_set_enhance(struct comedi_device *dev, unsigned char val);
#endif
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