drivers/parport/parport_serial.c - third_party/linux - Git at Google

 /*
  * Support for common PCI multi-I/O cards (which is most of them)
  *
  * Copyright (C) 2001  Tim Waugh <twaugh@redhat.com>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
  * as published by the Free Software Foundation; either version
  * 2 of the License, or (at your option) any later version.
  *
  *
  * Multi-function PCI cards are supposed to present separate logical
  * devices on the bus.  A common thing to do seems to be to just use
  * one logical device with lots of base address registers for both
  * parallel ports and serial ports.  This driver is for dealing with
  * that.
  *
  */

 #include <linux/types.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/interrupt.h>
 #include <linux/parport.h>
 #include <linux/parport_pc.h>
 #include <linux/8250_pci.h>

 enum parport_pc_pci_cards {
 	titan_110l = 0,
 	titan_210l,
 	netmos_9xx5_combo,
 	netmos_9855,
 	netmos_9855_2p,
 	avlab_1s1p,
 	avlab_1s2p,
 	avlab_2s1p,
 	siig_1s1p_10x,
 	siig_2s1p_10x,
 	siig_2p1s_20x,
 	siig_1s1p_20x,
 	siig_2s1p_20x,
 };

 /* each element directly indexed from enum list, above */
 struct parport_pc_pci {
 	int numports;
 	struct { /* BAR (base address registers) numbers in the config
                     space header */
 		int lo;
 		int hi; /* -1 if not there, >6 for offset-method (max
                            BAR is 6) */
 	} addr[4];

 	/* If set, this is called immediately after pci_enable_device.
 	 * If it returns non-zero, no probing will take place and the
 	 * ports will not be used. */
 	int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card,
 				int autoirq, int autodma);

 	/* If set, this is called after probing for ports.  If 'failed'
 	 * is non-zero we couldn't use any of the ports. */
 	void (*postinit_hook) (struct pci_dev *pdev,
 				struct parport_pc_pci *card, int failed);
 };

 static int __devinit netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *par, int autoirq, int autodma)
 {
 	/* the rule described below doesn't hold for this device */
 	if (dev->device == PCI_DEVICE_ID_NETMOS_9835 &&
 			dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
 			dev->subsystem_device == 0x0299)
 		return -ENODEV;
 	/*
 	 * Netmos uses the subdevice ID to indicate the number of parallel
 	 * and serial ports.  The form is 0x00PS, where <P> is the number of
 	 * parallel ports and <S> is the number of serial ports.
 	 */
 	par->numports = (dev->subsystem_device & 0xf0) >> 4;
 	if (par->numports > ARRAY_SIZE(par->addr))
 		par->numports = ARRAY_SIZE(par->addr);
 	/*
 	 * This function is currently only called for cards with up to
 	 * one parallel port.
 	 * Parallel port BAR is either before or after serial ports BARS;
 	 * hence, lo should be either 0 or equal to the number of serial ports.
 	 */
 	if (par->addr[0].lo != 0)
 		par->addr[0].lo = dev->subsystem_device & 0xf;
 	return 0;
 }

 static struct parport_pc_pci cards[] __devinitdata = {
 	/* titan_110l */		{ 1, { { 3, -1 }, } },
 	/* titan_210l */		{ 1, { { 3, -1 }, } },
 	/* netmos_9xx5_combo */		{ 1, { { 2, -1 }, }, netmos_parallel_init },
 	/* netmos_9855 */		{ 1, { { 0, -1 }, }, netmos_parallel_init },
 	/* netmos_9855_2p */		{ 2, { { 0, -1 }, { 2, -1 }, } },
 	/* avlab_1s1p     */		{ 1, { { 1, 2}, } },
 	/* avlab_1s2p     */		{ 2, { { 1, 2}, { 3, 4 },} },
 	/* avlab_2s1p     */		{ 1, { { 2, 3}, } },
 	/* siig_1s1p_10x */		{ 1, { { 3, 4 }, } },
 	/* siig_2s1p_10x */		{ 1, { { 4, 5 }, } },
 	/* siig_2p1s_20x */		{ 2, { { 1, 2 }, { 3, 4 }, } },
 	/* siig_1s1p_20x */		{ 1, { { 1, 2 }, } },
 	/* siig_2s1p_20x */		{ 1, { { 2, 3 }, } },
 };

 static struct pci_device_id parport_serial_pci_tbl[] = {
 	/* PCI cards */
 	{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l },
 	{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l },
 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
 	  0x1000, 0x0020, 0, 0, netmos_9855_2p },
 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
 	  0x1000, 0x0022, 0, 0, netmos_9855_2p },
 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 },
 	/* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2110,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2111,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2112,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2140,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2141,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2142,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2160,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2161,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
 	{ PCI_VENDOR_ID_AFAVLAB, 0x2162,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },

 	{ 0, } /* terminate list */
 };
 MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);

 /*
  * This table describes the serial "geometry" of these boards.  Any
  * quirks for these can be found in drivers/serial/8250_pci.c
  *
  * Cards not tested are marked n/t
  * If you have one of these cards and it works for you, please tell me..
  */
 static struct pciserial_board pci_parport_serial_boards[] __devinitdata = {
 	[titan_110l] = {
 		.flags		= FL_BASE1 | FL_BASE_BARS,
 		.num_ports	= 1,
 		.base_baud	= 921600,
 		.uart_offset	= 8,
 	},
 	[titan_210l] = {
 		.flags		= FL_BASE1 | FL_BASE_BARS,
 		.num_ports	= 2,
 		.base_baud	= 921600,
 		.uart_offset	= 8,
 	},
 	[netmos_9xx5_combo] = {
 		.flags		= FL_BASE0 | FL_BASE_BARS,
 		.num_ports	= 1,
 		.base_baud	= 115200,
 		.uart_offset	= 8,
 	},
 	[netmos_9855] = {
 		.flags		= FL_BASE2 | FL_BASE_BARS,
 		.num_ports	= 1,
 		.base_baud	= 115200,
 		.uart_offset	= 8,
 	},
 	[netmos_9855_2p] = {
 		.flags		= FL_BASE4 | FL_BASE_BARS,
 		.num_ports	= 1,
 		.base_baud	= 115200,
 		.uart_offset	= 8,
 	},
 	[avlab_1s1p] = { /* n/t */
 		.flags		= FL_BASE0 | FL_BASE_BARS,
 		.num_ports	= 1,
 		.base_baud	= 115200,
 		.uart_offset	= 8,
 	},
 	[avlab_1s2p] = { /* n/t */
 		.flags		= FL_BASE0 | FL_BASE_BARS,
 		.num_ports	= 1,
 		.base_baud	= 115200,
 		.uart_offset	= 8,
 	},
 	[avlab_2s1p] = { /* n/t */
 		.flags		= FL_BASE0 | FL_BASE_BARS,
 		.num_ports	= 2,
 		.base_baud	= 115200,
 		.uart_offset	= 8,
 	},
 	[siig_1s1p_10x] = {
 		.flags		= FL_BASE2,
 		.num_ports	= 1,
 		.base_baud	= 460800,
 		.uart_offset	= 8,
 	},
 	[siig_2s1p_10x] = {
 		.flags		= FL_BASE2,
 		.num_ports	= 1,
 		.base_baud	= 921600,
 		.uart_offset	= 8,
 	},
 	[siig_2p1s_20x] = {
 		.flags		= FL_BASE0,
 		.num_ports	= 1,
 		.base_baud	= 921600,
 		.uart_offset	= 8,
 	},
 	[siig_1s1p_20x] = {
 		.flags		= FL_BASE0,
 		.num_ports	= 1,
 		.base_baud	= 921600,
 		.uart_offset	= 8,
 	},
 	[siig_2s1p_20x] = {
 		.flags		= FL_BASE0,
 		.num_ports	= 1,
 		.base_baud	= 921600,
 		.uart_offset	= 8,
 	},
 };

 struct parport_serial_private {
 	struct serial_private	*serial;
 	int num_par;
 	struct parport *port[PARPORT_MAX];
 	struct parport_pc_pci par;
 };

 /* Register the serial port(s) of a PCI card. */
 static int __devinit serial_register (struct pci_dev *dev,
 				      const struct pci_device_id *id)
 {
 	struct parport_serial_private *priv = pci_get_drvdata (dev);
 	struct pciserial_board *board;
 	struct serial_private *serial;

 	board = &pci_parport_serial_boards[id->driver_data];
 	serial = pciserial_init_ports(dev, board);

 	if (IS_ERR(serial))
 		return PTR_ERR(serial);

 	priv->serial = serial;
 	return 0;
 }

 /* Register the parallel port(s) of a PCI card. */
 static int __devinit parport_register (struct pci_dev *dev,
 				       const struct pci_device_id *id)
 {
 	struct parport_pc_pci *card;
 	struct parport_serial_private *priv = pci_get_drvdata (dev);
 	int n, success = 0;

 	priv->par = cards[id->driver_data];
 	card = &priv->par;
 	if (card->preinit_hook &&
 	    card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE))
 		return -ENODEV;

 	for (n = 0; n < card->numports; n++) {
 		struct parport *port;
 		int lo = card->addr[n].lo;
 		int hi = card->addr[n].hi;
 		unsigned long io_lo, io_hi;
 		int irq;

 		if (priv->num_par == ARRAY_SIZE (priv->port)) {
 			printk (KERN_WARNING
 				"parport_serial: %s: only %zu parallel ports "
 				"supported (%d reported)\n", pci_name (dev),
 				ARRAY_SIZE(priv->port), card->numports);
 			break;
 		}

 		io_lo = pci_resource_start (dev, lo);
 		io_hi = 0;
 		if ((hi >= 0) && (hi <= 6))
 			io_hi = pci_resource_start (dev, hi);
 		else if (hi > 6)
 			io_lo += hi; /* Reinterpret the meaning of
                                         "hi" as an offset (see SYBA
                                         def.) */
 		/* TODO: test if sharing interrupts works */
 		irq = dev->irq;
 		if (irq == IRQ_NONE) {
 			dev_dbg(&dev->dev,
 			"PCI parallel port detected: I/O at %#lx(%#lx)\n",
 				io_lo, io_hi);
 			irq = PARPORT_IRQ_NONE;
 		} else {
 			dev_dbg(&dev->dev,
 		"PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n",
 				io_lo, io_hi, irq);
 			irq = PARPORT_IRQ_NONE;
 		}
 		port = parport_pc_probe_port (io_lo, io_hi, irq,
 			      PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED);
 		if (port) {
 			priv->port[priv->num_par++] = port;
 			success = 1;
 		}
 	}

 	if (card->postinit_hook)
 		card->postinit_hook (dev, card, !success);

 	return 0;
 }

 static int __devinit parport_serial_pci_probe (struct pci_dev *dev,
 					       const struct pci_device_id *id)
 {
 	struct parport_serial_private *priv;
 	int err;

 	priv = kzalloc (sizeof *priv, GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
 	pci_set_drvdata (dev, priv);

 	err = pci_enable_device (dev);
 	if (err) {
 		pci_set_drvdata (dev, NULL);
 		kfree (priv);
 		return err;
 	}

 	if (parport_register (dev, id)) {
 		pci_set_drvdata (dev, NULL);
 		kfree (priv);
 		return -ENODEV;
 	}

 	if (serial_register (dev, id)) {
 		int i;
 		for (i = 0; i < priv->num_par; i++)
 			parport_pc_unregister_port (priv->port[i]);
 		pci_set_drvdata (dev, NULL);
 		kfree (priv);
 		return -ENODEV;
 	}

 	return 0;
 }

 static void __devexit parport_serial_pci_remove (struct pci_dev *dev)
 {
 	struct parport_serial_private *priv = pci_get_drvdata (dev);
 	int i;

 	pci_set_drvdata(dev, NULL);

 	// Serial ports
 	if (priv->serial)
 		pciserial_remove_ports(priv->serial);

 	// Parallel ports
 	for (i = 0; i < priv->num_par; i++)
 		parport_pc_unregister_port (priv->port[i]);

 	kfree (priv);
 	return;
 }

 #ifdef CONFIG_PM
 static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state)
 {
 	struct parport_serial_private *priv = pci_get_drvdata(dev);

 	if (priv->serial)
 		pciserial_suspend_ports(priv->serial);

 	/* FIXME: What about parport? */

 	pci_save_state(dev);
 	pci_set_power_state(dev, pci_choose_state(dev, state));
 	return 0;
 }

 static int parport_serial_pci_resume(struct pci_dev *dev)
 {
 	struct parport_serial_private *priv = pci_get_drvdata(dev);
 	int err;

 	pci_set_power_state(dev, PCI_D0);
 	pci_restore_state(dev);

 	/*
 	 * The device may have been disabled.  Re-enable it.
 	 */
 	err = pci_enable_device(dev);
 	if (err) {
 		printk(KERN_ERR "parport_serial: %s: error enabling "
 			"device for resume (%d)\n", pci_name(dev), err);
 		return err;
 	}

 	if (priv->serial)
 		pciserial_resume_ports(priv->serial);

 	/* FIXME: What about parport? */

 	return 0;
 }
 #endif

 static struct pci_driver parport_serial_pci_driver = {
 	.name		= "parport_serial",
 	.id_table	= parport_serial_pci_tbl,
 	.probe		= parport_serial_pci_probe,
 	.remove		= __devexit_p(parport_serial_pci_remove),
 #ifdef CONFIG_PM
 	.suspend	= parport_serial_pci_suspend,
 	.resume		= parport_serial_pci_resume,
 #endif
 };


 static int __init parport_serial_init (void)
 {
 	return pci_register_driver (&parport_serial_pci_driver);
 }

 static void __exit parport_serial_exit (void)
 {
 	pci_unregister_driver (&parport_serial_pci_driver);
 	return;
 }

 MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>");
 MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards");
 MODULE_LICENSE("GPL");

 module_init(parport_serial_init);
 module_exit(parport_serial_exit);
	/*
	* Support for common PCI multi-I/O cards (which is most of them)
	*
	* Copyright (C) 2001 Tim Waugh <twaugh@redhat.com>
	*
	* This program is free software; you can redistribute it and/or
	* modify it under the terms of the GNU General Public License
	* as published by the Free Software Foundation; either version
	* 2 of the License, or (at your option) any later version.
	*
	*
	* Multi-function PCI cards are supposed to present separate logical
	* devices on the bus. A common thing to do seems to be to just use
	* one logical device with lots of base address registers for both
	* parallel ports and serial ports. This driver is for dealing with
	* that.
	*
	*/

	#include <linux/types.h>
	#include <linux/module.h>
	#include <linux/init.h>
	#include <linux/pci.h>
	#include <linux/interrupt.h>
	#include <linux/parport.h>
	#include <linux/parport_pc.h>
	#include <linux/8250_pci.h>

	enum parport_pc_pci_cards {
	titan_110l = 0,
	titan_210l,
	netmos_9xx5_combo,
	netmos_9855,
	netmos_9855_2p,
	avlab_1s1p,
	avlab_1s2p,
	avlab_2s1p,
	siig_1s1p_10x,
	siig_2s1p_10x,
	siig_2p1s_20x,
	siig_1s1p_20x,
	siig_2s1p_20x,
	};

	/* each element directly indexed from enum list, above */
	struct parport_pc_pci {
	int numports;
	struct { /* BAR (base address registers) numbers in the config
	space header */
	int lo;
	int hi; /* -1 if not there, >6 for offset-method (max
	BAR is 6) */
	} addr[4];

	/* If set, this is called immediately after pci_enable_device.
	* If it returns non-zero, no probing will take place and the
	* ports will not be used. */
	int (preinit_hook) (struct pci_dev pdev, struct parport_pc_pci *card,
	int autoirq, int autodma);

	/* If set, this is called after probing for ports. If 'failed'
	* is non-zero we couldn't use any of the ports. */
	void (postinit_hook) (struct pci_dev pdev,
	struct parport_pc_pci *card, int failed);
	};

	static int __devinit netmos_parallel_init(struct pci_dev dev, struct parport_pc_pci par, int autoirq, int autodma)
	{
	/* the rule described below doesn't hold for this device */
	if (dev->device == PCI_DEVICE_ID_NETMOS_9835 &&
	dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
	dev->subsystem_device == 0x0299)
	return -ENODEV;
	/*
	* Netmos uses the subdevice ID to indicate the number of parallel
	* and serial ports. The form is 0x00PS, where <P> is the number of
	* parallel ports and <S> is the number of serial ports.
	*/
	par->numports = (dev->subsystem_device & 0xf0) >> 4;
	if (par->numports > ARRAY_SIZE(par->addr))
	par->numports = ARRAY_SIZE(par->addr);
	/*
	* This function is currently only called for cards with up to
	* one parallel port.
	* Parallel port BAR is either before or after serial ports BARS;
	* hence, lo should be either 0 or equal to the number of serial ports.
	*/
	if (par->addr[0].lo != 0)
	par->addr[0].lo = dev->subsystem_device & 0xf;
	return 0;
	}

	static struct parport_pc_pci cards[] __devinitdata = {
	/* titan_110l */ { 1, { { 3, -1 }, } },
	/* titan_210l */ { 1, { { 3, -1 }, } },
	/* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init },
	/* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init },
	/* netmos_9855_2p */ { 2, { { 0, -1 }, { 2, -1 }, } },
	/* avlab_1s1p */ { 1, { { 1, 2}, } },
	/* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} },
	/* avlab_2s1p */ { 1, { { 2, 3}, } },
	/* siig_1s1p_10x */ { 1, { { 3, 4 }, } },
	/* siig_2s1p_10x */ { 1, { { 4, 5 }, } },
	/* siig_2p1s_20x */ { 2, { { 1, 2 }, { 3, 4 }, } },
	/* siig_1s1p_20x */ { 1, { { 1, 2 }, } },
	/* siig_2s1p_20x */ { 1, { { 2, 3 }, } },
	};

	static struct pci_device_id parport_serial_pci_tbl[] = {
	/* PCI cards */
	{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l },
	{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l },
	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
	0x1000, 0x0020, 0, 0, netmos_9855_2p },
	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
	0x1000, 0x0022, 0, 0, netmos_9855_2p },
	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 },
	/* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
	{ PCI_VENDOR_ID_AFAVLAB, 0x2110,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2111,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2112,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2140,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2141,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2142,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2160,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2161,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
	{ PCI_VENDOR_ID_AFAVLAB, 0x2162,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850,
	PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },

	{ 0, } /* terminate list */
	};
	MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);

	/*
	* This table describes the serial "geometry" of these boards. Any
	* quirks for these can be found in drivers/serial/8250_pci.c
	*
	* Cards not tested are marked n/t
	* If you have one of these cards and it works for you, please tell me..
	*/
	static struct pciserial_board pci_parport_serial_boards[] __devinitdata = {
	[titan_110l] = {
	.flags = FL_BASE1 \| FL_BASE_BARS,
	.num_ports = 1,
	.base_baud = 921600,
	.uart_offset = 8,
	},
	[titan_210l] = {
	.flags = FL_BASE1 \| FL_BASE_BARS,
	.num_ports = 2,
	.base_baud = 921600,
	.uart_offset = 8,
	},
	[netmos_9xx5_combo] = {
	.flags = FL_BASE0 \| FL_BASE_BARS,
	.num_ports = 1,
	.base_baud = 115200,
	.uart_offset = 8,
	},
	[netmos_9855] = {
	.flags = FL_BASE2 \| FL_BASE_BARS,
	.num_ports = 1,
	.base_baud = 115200,
	.uart_offset = 8,
	},
	[netmos_9855_2p] = {
	.flags = FL_BASE4 \| FL_BASE_BARS,
	.num_ports = 1,
	.base_baud = 115200,
	.uart_offset = 8,
	},
	[avlab_1s1p] = { /* n/t */
	.flags = FL_BASE0 \| FL_BASE_BARS,
	.num_ports = 1,
	.base_baud = 115200,
	.uart_offset = 8,
	},
	[avlab_1s2p] = { /* n/t */
	.flags = FL_BASE0 \| FL_BASE_BARS,
	.num_ports = 1,
	.base_baud = 115200,
	.uart_offset = 8,
	},
	[avlab_2s1p] = { /* n/t */
	.flags = FL_BASE0 \| FL_BASE_BARS,
	.num_ports = 2,
	.base_baud = 115200,
	.uart_offset = 8,
	},
	[siig_1s1p_10x] = {
	.flags = FL_BASE2,
	.num_ports = 1,
	.base_baud = 460800,
	.uart_offset = 8,
	},
	[siig_2s1p_10x] = {
	.flags = FL_BASE2,
	.num_ports = 1,
	.base_baud = 921600,
	.uart_offset = 8,
	},
	[siig_2p1s_20x] = {
	.flags = FL_BASE0,
	.num_ports = 1,
	.base_baud = 921600,
	.uart_offset = 8,
	},
	[siig_1s1p_20x] = {
	.flags = FL_BASE0,
	.num_ports = 1,
	.base_baud = 921600,
	.uart_offset = 8,
	},
	[siig_2s1p_20x] = {
	.flags = FL_BASE0,
	.num_ports = 1,
	.base_baud = 921600,
	.uart_offset = 8,
	},
	};

	struct parport_serial_private {
	struct serial_private *serial;
	int num_par;
	struct parport *port[PARPORT_MAX];
	struct parport_pc_pci par;
	};

	/* Register the serial port(s) of a PCI card. */
	static int __devinit serial_register (struct pci_dev *dev,
	const struct pci_device_id *id)
	{
	struct parport_serial_private *priv = pci_get_drvdata (dev);
	struct pciserial_board *board;
	struct serial_private *serial;

	board = &pci_parport_serial_boards[id->driver_data];
	serial = pciserial_init_ports(dev, board);

	if (IS_ERR(serial))
	return PTR_ERR(serial);

	priv->serial = serial;
	return 0;
	}

	/* Register the parallel port(s) of a PCI card. */
	static int __devinit parport_register (struct pci_dev *dev,
	const struct pci_device_id *id)
	{
	struct parport_pc_pci *card;
	struct parport_serial_private *priv = pci_get_drvdata (dev);
	int n, success = 0;

	priv->par = cards[id->driver_data];
	card = &priv->par;
	if (card->preinit_hook &&
	card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE))
	return -ENODEV;

	for (n = 0; n < card->numports; n++) {
	struct parport *port;
	int lo = card->addr[n].lo;
	int hi = card->addr[n].hi;
	unsigned long io_lo, io_hi;
	int irq;

	if (priv->num_par == ARRAY_SIZE (priv->port)) {
	printk (KERN_WARNING
	"parport_serial: %s: only %zu parallel ports "
	"supported (%d reported)\n", pci_name (dev),
	ARRAY_SIZE(priv->port), card->numports);
	break;
	}

	io_lo = pci_resource_start (dev, lo);
	io_hi = 0;
	if ((hi >= 0) && (hi <= 6))
	io_hi = pci_resource_start (dev, hi);
	else if (hi > 6)
	io_lo += hi; /* Reinterpret the meaning of
	"hi" as an offset (see SYBA
	def.) */
	/* TODO: test if sharing interrupts works */
	irq = dev->irq;
	if (irq == IRQ_NONE) {
	dev_dbg(&dev->dev,
	"PCI parallel port detected: I/O at %#lx(%#lx)\n",
	io_lo, io_hi);
	irq = PARPORT_IRQ_NONE;
	} else {
	dev_dbg(&dev->dev,
	"PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n",
	io_lo, io_hi, irq);
	irq = PARPORT_IRQ_NONE;
	}
	port = parport_pc_probe_port (io_lo, io_hi, irq,
	PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED);
	if (port) {
	priv->port[priv->num_par++] = port;
	success = 1;
	}
	}

	if (card->postinit_hook)
	card->postinit_hook (dev, card, !success);

	return 0;
	}

	static int __devinit parport_serial_pci_probe (struct pci_dev *dev,
	const struct pci_device_id *id)
	{
	struct parport_serial_private *priv;
	int err;

	priv = kzalloc (sizeof *priv, GFP_KERNEL);
	if (!priv)
	return -ENOMEM;
	pci_set_drvdata (dev, priv);

	err = pci_enable_device (dev);
	if (err) {
	pci_set_drvdata (dev, NULL);
	kfree (priv);
	return err;
	}

	if (parport_register (dev, id)) {
	pci_set_drvdata (dev, NULL);
	kfree (priv);
	return -ENODEV;
	}

	if (serial_register (dev, id)) {
	int i;
	for (i = 0; i < priv->num_par; i++)
	parport_pc_unregister_port (priv->port[i]);
	pci_set_drvdata (dev, NULL);
	kfree (priv);
	return -ENODEV;
	}

	return 0;
	}

	static void __devexit parport_serial_pci_remove (struct pci_dev *dev)
	{
	struct parport_serial_private *priv = pci_get_drvdata (dev);
	int i;

	pci_set_drvdata(dev, NULL);

	// Serial ports
	if (priv->serial)
	pciserial_remove_ports(priv->serial);

	// Parallel ports
	for (i = 0; i < priv->num_par; i++)
	parport_pc_unregister_port (priv->port[i]);

	kfree (priv);
	return;
	}

	#ifdef CONFIG_PM
	static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state)
	{
	struct parport_serial_private *priv = pci_get_drvdata(dev);

	if (priv->serial)
	pciserial_suspend_ports(priv->serial);

	/* FIXME: What about parport? */

	pci_save_state(dev);
	pci_set_power_state(dev, pci_choose_state(dev, state));
	return 0;
	}

	static int parport_serial_pci_resume(struct pci_dev *dev)
	{
	struct parport_serial_private *priv = pci_get_drvdata(dev);
	int err;

	pci_set_power_state(dev, PCI_D0);
	pci_restore_state(dev);

	/*
	* The device may have been disabled. Re-enable it.
	*/
	err = pci_enable_device(dev);
	if (err) {
	printk(KERN_ERR "parport_serial: %s: error enabling "
	"device for resume (%d)\n", pci_name(dev), err);
	return err;
	}

	if (priv->serial)
	pciserial_resume_ports(priv->serial);

	/* FIXME: What about parport? */

	return 0;
	}
	#endif

	static struct pci_driver parport_serial_pci_driver = {
	.name = "parport_serial",
	.id_table = parport_serial_pci_tbl,
	.probe = parport_serial_pci_probe,
	.remove = __devexit_p(parport_serial_pci_remove),
	#ifdef CONFIG_PM
	.suspend = parport_serial_pci_suspend,
	.resume = parport_serial_pci_resume,
	#endif
	};


	static int __init parport_serial_init (void)
	{
	return pci_register_driver (&parport_serial_pci_driver);
	}

	static void __exit parport_serial_exit (void)
	{
	pci_unregister_driver (&parport_serial_pci_driver);
	return;
	}

	MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>");
	MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards");
	MODULE_LICENSE("GPL");

	module_init(parport_serial_init);
	module_exit(parport_serial_exit);