linux/drivers/comedi/drivers/addi_apci_1500.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * addi_apci_1500.c
 * Copyright (C) 2004,2005  ADDI-DATA GmbH for the source code of this module.
 *
 *	ADDI-DATA GmbH
 *	Dieselstrasse 3
 *	D-77833 Ottersweier
 *	Tel: +19(0)7223/9493-0
 *	Fax: +49(0)7223/9493-92
 *	http://www.addi-data.com
 *	[email protected]
 */

#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/comedi/comedi_pci.h>

#include "amcc_s5933.h"
#include "z8536.h"

/*
 * PCI Bar 0 Register map (devpriv->amcc)
 * see amcc_s5933.h for register and bit defines
 */

/*
 * PCI Bar 1 Register map (dev->iobase)
 * see z8536.h for Z8536 internal registers and bit defines
 */
#define APCI1500_Z8536_PORTC_REG …
#define APCI1500_Z8536_PORTB_REG …
#define APCI1500_Z8536_PORTA_REG …
#define APCI1500_Z8536_CTRL_REG …

/*
 * PCI Bar 2 Register map (devpriv->addon)
 */
#define APCI1500_CLK_SEL_REG …
#define APCI1500_DI_REG …
#define APCI1500_DO_REG …

struct apci1500_private { … };

static unsigned int z8536_read(struct comedi_device *dev, unsigned int reg)
{ … }

static void z8536_write(struct comedi_device *dev,
			unsigned int val, unsigned int reg)
{ … }

static void z8536_reset(struct comedi_device *dev)
{ … }

static void apci1500_port_enable(struct comedi_device *dev, bool enable)
{ … }

static void apci1500_timer_enable(struct comedi_device *dev,
				  unsigned int chan, bool enable)
{ … }

static bool apci1500_ack_irq(struct comedi_device *dev,
			     unsigned int reg)
{ … }

static irqreturn_t apci1500_interrupt(int irq, void *d)
{ … }

static int apci1500_di_cancel(struct comedi_device *dev,
			      struct comedi_subdevice *s)
{ … }

static int apci1500_di_inttrig_start(struct comedi_device *dev,
				     struct comedi_subdevice *s,
				     unsigned int trig_num)
{ … }

static int apci1500_di_cmd(struct comedi_device *dev,
			   struct comedi_subdevice *s)
{ … }

static int apci1500_di_cmdtest(struct comedi_device *dev,
			       struct comedi_subdevice *s,
			       struct comedi_cmd *cmd)
{ … }

/*
 * The pattern-recognition logic must be configured before the digital
 * input async command is started.
 *
 * Digital input channels 0 to 13 can generate interrupts. Channels 14
 * and 15 are connected to internal board status/diagnostic signals.
 *
 * Channel 14 - Voltage error (the external supply is < 5V)
 * Channel 15 - Short-circuit/overtemperature error
 *
 *	data[0] : INSN_CONFIG_DIGITAL_TRIG
 *	data[1] : trigger number
 *		  0 = AND mode
 *		  1 = OR mode
 *	data[2] : configuration operation:
 *	          COMEDI_DIGITAL_TRIG_DISABLE = no interrupts
 *	          COMEDI_DIGITAL_TRIG_ENABLE_EDGES = edge interrupts
 *	          COMEDI_DIGITAL_TRIG_ENABLE_LEVELS = level interrupts
 *	data[3] : left-shift for data[4] and data[5]
 *	data[4] : rising-edge/high level channels
 *	data[5] : falling-edge/low level channels
 */
static int apci1500_di_cfg_trig(struct comedi_device *dev,
				struct comedi_subdevice *s,
				struct comedi_insn *insn,
				unsigned int *data)
{ … }

static int apci1500_di_insn_config(struct comedi_device *dev,
				   struct comedi_subdevice *s,
				   struct comedi_insn *insn,
				   unsigned int *data)
{ … }

static int apci1500_di_insn_bits(struct comedi_device *dev,
				 struct comedi_subdevice *s,
				 struct comedi_insn *insn,
				 unsigned int *data)
{ … }

static int apci1500_do_insn_bits(struct comedi_device *dev,
				 struct comedi_subdevice *s,
				 struct comedi_insn *insn,
				 unsigned int *data)
{ … }

static int apci1500_timer_insn_config(struct comedi_device *dev,
				      struct comedi_subdevice *s,
				      struct comedi_insn *insn,
				      unsigned int *data)
{ … }

static int apci1500_timer_insn_write(struct comedi_device *dev,
				     struct comedi_subdevice *s,
				     struct comedi_insn *insn,
				     unsigned int *data)
{ … }

static int apci1500_timer_insn_read(struct comedi_device *dev,
				    struct comedi_subdevice *s,
				    struct comedi_insn *insn,
				    unsigned int *data)
{ … }

static int apci1500_auto_attach(struct comedi_device *dev,
				unsigned long context)
{ … }

static void apci1500_detach(struct comedi_device *dev)
{ … }

static struct comedi_driver apci1500_driver = …;

static int apci1500_pci_probe(struct pci_dev *dev,
			      const struct pci_device_id *id)
{ … }

static const struct pci_device_id apci1500_pci_table[] = …;
MODULE_DEVICE_TABLE(pci, apci1500_pci_table);

static struct pci_driver apci1500_pci_driver = …;
module_comedi_pci_driver(…);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;