drivers/net/arcnet/com20020-pci.c - kernel/msm-4.9 - Gitiles

 /*
  * Linux ARCnet driver - COM20020 PCI support
  * Contemporary Controls PCI20 and SOHARD SH-ARC PCI
  *
  * Written 1994-1999 by Avery Pennarun,
  *    based on an ISA version by David Woodhouse.
  * Written 1999-2000 by Martin Mares <mj@ucw.cz>.
  * Derived from skeleton.c by Donald Becker.
  *
  * Special thanks to Contemporary Controls, Inc. (www.ccontrols.com)
  *  for sponsoring the further development of this driver.
  *
  * **********************
  *
  * The original copyright of skeleton.c was as follows:
  *
  * skeleton.c Written 1993 by Donald Becker.
  * Copyright 1993 United States Government as represented by the
  * Director, National Security Agency.  This software may only be used
  * and distributed according to the terms of the GNU General Public License as
  * modified by SRC, incorporated herein by reference.
  *
  * **********************
  *
  * For more details, see drivers/net/arcnet.c
  *
  * **********************
  */
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/ioport.h>
 #include <linux/errno.h>
 #include <linux/netdevice.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/pci.h>
 #include <linux/arcdevice.h>
 #include <linux/com20020.h>
 #include <linux/list.h>

 #include <asm/io.h>


 #define VERSION "arcnet: COM20020 PCI support\n"

 /* Module parameters */

 static int node;
 static char device[9];		/* use eg. device="arc1" to change name */
 static int timeout = 3;
 static int backplane;
 static int clockp;
 static int clockm;

 module_param(node, int, 0);
 module_param_string(device, device, sizeof(device), 0);
 module_param(timeout, int, 0);
 module_param(backplane, int, 0);
 module_param(clockp, int, 0);
 module_param(clockm, int, 0);
 MODULE_LICENSE("GPL");

 static void com20020pci_remove(struct pci_dev *pdev);

 static int com20020pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	struct com20020_pci_card_info *ci;
 	struct net_device *dev;
 	struct arcnet_local *lp;
 	struct com20020_priv *priv;
 	int i, ioaddr, ret;
 	struct resource *r;

 	if (pci_enable_device(pdev))
 		return -EIO;

 	priv = devm_kzalloc(&pdev->dev, sizeof(struct com20020_priv),
 			    GFP_KERNEL);
 	ci = (struct com20020_pci_card_info *)id->driver_data;
 	priv->ci = ci;

 	INIT_LIST_HEAD(&priv->list_dev);


 	for (i = 0; i < ci->devcount; i++) {
 		struct com20020_pci_channel_map *cm = &ci->chan_map_tbl[i];
 		struct com20020_dev *card;

 		dev = alloc_arcdev(device);
 		if (!dev) {
 			ret = -ENOMEM;
 			goto out_port;
 		}

 		dev->netdev_ops = &com20020_netdev_ops;

 		lp = netdev_priv(dev);

 		BUGMSG(D_NORMAL, "%s Controls\n", ci->name);
 		ioaddr = pci_resource_start(pdev, cm->bar) + cm->offset;

 		r = devm_request_region(&pdev->dev, ioaddr, cm->size,
 					"com20020-pci");
 		if (!r) {
 			pr_err("IO region %xh-%xh already allocated.\n",
 			       ioaddr, ioaddr + cm->size - 1);
 			ret = -EBUSY;
 			goto out_port;
 		}

 		/* Dummy access after Reset
 		 * ARCNET controller needs
 		 * this access to detect bustype
 		 */
 		outb(0x00, ioaddr + 1);
 		inb(ioaddr + 1);

 		dev->base_addr = ioaddr;
 		dev->dev_addr[0] = node;
 		dev->irq = pdev->irq;
 		lp->card_name = "PCI COM20020";
 		lp->card_flags = ci->flags;
 		lp->backplane = backplane;
 		lp->clockp = clockp & 7;
 		lp->clockm = clockm & 3;
 		lp->timeout = timeout;
 		lp->hw.owner = THIS_MODULE;

 		if (ASTATUS() == 0xFF) {
 			pr_err("IO address %Xh is empty!\n", ioaddr);
 			ret = -EIO;
 			goto out_port;
 		}
 		if (com20020_check(dev)) {
 			ret = -EIO;
 			goto out_port;
 		}

 		card = devm_kzalloc(&pdev->dev, sizeof(struct com20020_dev),
 				    GFP_KERNEL);
 		if (!card) {
 			pr_err("%s out of memory!\n", __func__);
 			return -ENOMEM;
 		}

 		card->index = i;
 		card->pci_priv = priv;
 		card->dev = dev;

 		dev_set_drvdata(&dev->dev, card);

 		ret = com20020_found(dev, IRQF_SHARED);
 		if (ret)
 			goto out_port;

 		list_add(&card->list, &priv->list_dev);
 	}

 	pci_set_drvdata(pdev, priv);

 	return 0;

 out_port:
 	com20020pci_remove(pdev);
 	return ret;
 }

 static void com20020pci_remove(struct pci_dev *pdev)
 {
 	struct com20020_dev *card, *tmpcard;
 	struct com20020_priv *priv;

 	priv = pci_get_drvdata(pdev);

 	list_for_each_entry_safe(card, tmpcard, &priv->list_dev, list) {
 		struct net_device *dev = card->dev;

 		unregister_netdev(dev);
 		free_irq(dev->irq, dev);
 		free_netdev(dev);
 	}
 }

 static struct com20020_pci_card_info card_info_10mbit = {
 	.name = "ARC-PCI",
 	.devcount = 1,
 	.chan_map_tbl = {
 		{ 2, 0x00, 0x08 },
 	},
 	.flags = ARC_CAN_10MBIT,
 };

 static struct com20020_pci_card_info card_info_5mbit = {
 	.name = "ARC-PCI",
 	.devcount = 1,
 	.chan_map_tbl = {
 		{ 2, 0x00, 0x08 },
 	},
 	.flags = ARC_IS_5MBIT,
 };

 static struct com20020_pci_card_info card_info_sohard = {
 	.name = "PLX-PCI",
 	.devcount = 1,
 	/* SOHARD needs PCI base addr 4 */
 	.chan_map_tbl = {
 		{4, 0x00, 0x08},
 	},
 	.flags = ARC_CAN_10MBIT,
 };

 static struct com20020_pci_card_info card_info_eae = {
 	.name = "EAE PLX-PCI",
 	.devcount = 2,
 	.chan_map_tbl = {
 		{ 2, 0x00, 0x08 },
 		{ 2, 0x08, 0x08 }
 	},
 	.flags = ARC_CAN_10MBIT,
 };

 static const struct pci_device_id com20020pci_id_table[] = {
 	{
 		0x1571, 0xa001,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0,
 	},
 	{
 		0x1571, 0xa002,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0,
 	},
 	{
 		0x1571, 0xa003,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0
 	},
 	{
 		0x1571, 0xa004,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0,
 	},
 	{
 		0x1571, 0xa005,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0
 	},
 	{
 		0x1571, 0xa006,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0
 	},
 	{
 		0x1571, 0xa007,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0
 	},
 	{
 		0x1571, 0xa008,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		0
 	},
 	{
 		0x1571, 0xa009,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_5mbit
 	},
 	{
 		0x1571, 0xa00a,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_5mbit
 	},
 	{
 		0x1571, 0xa00b,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_5mbit
 	},
 	{
 		0x1571, 0xa00c,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_5mbit
 	},
 	{
 		0x1571, 0xa00d,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_5mbit
 	},
 	{
 		0x1571, 0xa00e,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_5mbit
 	},
 	{
 		0x1571, 0xa201,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{
 		0x1571, 0xa202,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{
 		0x1571, 0xa203,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{
 		0x1571, 0xa204,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{
 		0x1571, 0xa205,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{
 		0x1571, 0xa206,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{
 		0x10B5, 0x9030,
 		0x10B5, 0x2978,
 		0, 0,
 		(kernel_ulong_t)&card_info_sohard
 	},
 	{
 		0x10B5, 0x9050,
 		0x10B5, 0x2273,
 		0, 0,
 		(kernel_ulong_t)&card_info_sohard
 	},
 	{
 		0x10B5, 0x9050,
 		0x10B5, 0x3292,
 		0, 0,
 		(kernel_ulong_t)&card_info_eae
 	},
 	{
 		0x14BA, 0x6000,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{
 		0x10B5, 0x2200,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0, 0,
 		(kernel_ulong_t)&card_info_10mbit
 	},
 	{ 0, }
 };

 MODULE_DEVICE_TABLE(pci, com20020pci_id_table);

 static struct pci_driver com20020pci_driver = {
 	.name		= "com20020",
 	.id_table	= com20020pci_id_table,
 	.probe		= com20020pci_probe,
 	.remove		= com20020pci_remove,
 };

 static int __init com20020pci_init(void)
 {
 	BUGLVL(D_NORMAL) printk(VERSION);
 	return pci_register_driver(&com20020pci_driver);
 }

 static void __exit com20020pci_cleanup(void)
 {
 	pci_unregister_driver(&com20020pci_driver);
 }

 module_init(com20020pci_init)
 module_exit(com20020pci_cleanup)
	/*
	* Linux ARCnet driver - COM20020 PCI support
	* Contemporary Controls PCI20 and SOHARD SH-ARC PCI
	*
	* Written 1994-1999 by Avery Pennarun,
	* based on an ISA version by David Woodhouse.
	* Written 1999-2000 by Martin Mares <mj@ucw.cz>.
	* Derived from skeleton.c by Donald Becker.
	*
	* Special thanks to Contemporary Controls, Inc. (www.ccontrols.com)
	* for sponsoring the further development of this driver.
	*
	* **********************
	*
	* The original copyright of skeleton.c was as follows:
	*
	* skeleton.c Written 1993 by Donald Becker.
	* Copyright 1993 United States Government as represented by the
	* Director, National Security Agency. This software may only be used
	* and distributed according to the terms of the GNU General Public License as
	* modified by SRC, incorporated herein by reference.
	*
	* **********************
	*
	* For more details, see drivers/net/arcnet.c
	*
	* **********************
	*/
	#include <linux/module.h>
	#include <linux/moduleparam.h>
	#include <linux/kernel.h>
	#include <linux/types.h>
	#include <linux/ioport.h>
	#include <linux/errno.h>
	#include <linux/netdevice.h>
	#include <linux/init.h>
	#include <linux/interrupt.h>
	#include <linux/pci.h>
	#include <linux/arcdevice.h>
	#include <linux/com20020.h>
	#include <linux/list.h>

	#include <asm/io.h>


	#define VERSION "arcnet: COM20020 PCI support\n"

	/* Module parameters */

	static int node;
	static char device[9]; /* use eg. device="arc1" to change name */
	static int timeout = 3;
	static int backplane;
	static int clockp;
	static int clockm;

	module_param(node, int, 0);
	module_param_string(device, device, sizeof(device), 0);
	module_param(timeout, int, 0);
	module_param(backplane, int, 0);
	module_param(clockp, int, 0);
	module_param(clockm, int, 0);
	MODULE_LICENSE("GPL");

	static void com20020pci_remove(struct pci_dev *pdev);

	static int com20020pci_probe(struct pci_dev pdev, const struct pci_device_id id)
	{
	struct com20020_pci_card_info *ci;
	struct net_device *dev;
	struct arcnet_local *lp;
	struct com20020_priv *priv;
	int i, ioaddr, ret;
	struct resource *r;

	if (pci_enable_device(pdev))
	return -EIO;

	priv = devm_kzalloc(&pdev->dev, sizeof(struct com20020_priv),
	GFP_KERNEL);
	ci = (struct com20020_pci_card_info *)id->driver_data;
	priv->ci = ci;

	INIT_LIST_HEAD(&priv->list_dev);


	for (i = 0; i < ci->devcount; i++) {
	struct com20020_pci_channel_map *cm = &ci->chan_map_tbl[i];
	struct com20020_dev *card;

	dev = alloc_arcdev(device);
	if (!dev) {
	ret = -ENOMEM;
	goto out_port;
	}

	dev->netdev_ops = &com20020_netdev_ops;

	lp = netdev_priv(dev);

	BUGMSG(D_NORMAL, "%s Controls\n", ci->name);
	ioaddr = pci_resource_start(pdev, cm->bar) + cm->offset;

	r = devm_request_region(&pdev->dev, ioaddr, cm->size,
	"com20020-pci");
	if (!r) {
	pr_err("IO region %xh-%xh already allocated.\n",
	ioaddr, ioaddr + cm->size - 1);
	ret = -EBUSY;
	goto out_port;
	}

	/* Dummy access after Reset
	* ARCNET controller needs
	* this access to detect bustype
	*/
	outb(0x00, ioaddr + 1);
	inb(ioaddr + 1);

	dev->base_addr = ioaddr;
	dev->dev_addr[0] = node;
	dev->irq = pdev->irq;
	lp->card_name = "PCI COM20020";
	lp->card_flags = ci->flags;
	lp->backplane = backplane;
	lp->clockp = clockp & 7;
	lp->clockm = clockm & 3;
	lp->timeout = timeout;
	lp->hw.owner = THIS_MODULE;

	if (ASTATUS() == 0xFF) {
	pr_err("IO address %Xh is empty!\n", ioaddr);
	ret = -EIO;
	goto out_port;
	}
	if (com20020_check(dev)) {
	ret = -EIO;
	goto out_port;
	}

	card = devm_kzalloc(&pdev->dev, sizeof(struct com20020_dev),
	GFP_KERNEL);
	if (!card) {
	pr_err("%s out of memory!\n", __func__);
	return -ENOMEM;
	}

	card->index = i;
	card->pci_priv = priv;
	card->dev = dev;

	dev_set_drvdata(&dev->dev, card);

	ret = com20020_found(dev, IRQF_SHARED);
	if (ret)
	goto out_port;

	list_add(&card->list, &priv->list_dev);
	}

	pci_set_drvdata(pdev, priv);

	return 0;

	out_port:
	com20020pci_remove(pdev);
	return ret;
	}

	static void com20020pci_remove(struct pci_dev *pdev)
	{
	struct com20020_dev card, tmpcard;
	struct com20020_priv *priv;

	priv = pci_get_drvdata(pdev);

	list_for_each_entry_safe(card, tmpcard, &priv->list_dev, list) {
	struct net_device *dev = card->dev;

	unregister_netdev(dev);
	free_irq(dev->irq, dev);
	free_netdev(dev);
	}
	}

	static struct com20020_pci_card_info card_info_10mbit = {
	.name = "ARC-PCI",
	.devcount = 1,
	.chan_map_tbl = {
	{ 2, 0x00, 0x08 },
	},
	.flags = ARC_CAN_10MBIT,
	};

	static struct com20020_pci_card_info card_info_5mbit = {
	.name = "ARC-PCI",
	.devcount = 1,
	.chan_map_tbl = {
	{ 2, 0x00, 0x08 },
	},
	.flags = ARC_IS_5MBIT,
	};

	static struct com20020_pci_card_info card_info_sohard = {
	.name = "PLX-PCI",
	.devcount = 1,
	/* SOHARD needs PCI base addr 4 */
	.chan_map_tbl = {
	{4, 0x00, 0x08},
	},
	.flags = ARC_CAN_10MBIT,
	};

	static struct com20020_pci_card_info card_info_eae = {
	.name = "EAE PLX-PCI",
	.devcount = 2,
	.chan_map_tbl = {
	{ 2, 0x00, 0x08 },
	{ 2, 0x08, 0x08 }
	},
	.flags = ARC_CAN_10MBIT,
	};

	static const struct pci_device_id com20020pci_id_table[] = {
	{
	0x1571, 0xa001,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0,
	},
	{
	0x1571, 0xa002,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0,
	},
	{
	0x1571, 0xa003,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0
	},
	{
	0x1571, 0xa004,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0,
	},
	{
	0x1571, 0xa005,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0
	},
	{
	0x1571, 0xa006,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0
	},
	{
	0x1571, 0xa007,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0
	},
	{
	0x1571, 0xa008,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	0
	},
	{
	0x1571, 0xa009,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_5mbit
	},
	{
	0x1571, 0xa00a,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_5mbit
	},
	{
	0x1571, 0xa00b,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_5mbit
	},
	{
	0x1571, 0xa00c,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_5mbit
	},
	{
	0x1571, 0xa00d,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_5mbit
	},
	{
	0x1571, 0xa00e,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_5mbit
	},
	{
	0x1571, 0xa201,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{
	0x1571, 0xa202,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{
	0x1571, 0xa203,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{
	0x1571, 0xa204,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{
	0x1571, 0xa205,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{
	0x1571, 0xa206,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{
	0x10B5, 0x9030,
	0x10B5, 0x2978,
	0, 0,
	(kernel_ulong_t)&card_info_sohard
	},
	{
	0x10B5, 0x9050,
	0x10B5, 0x2273,
	0, 0,
	(kernel_ulong_t)&card_info_sohard
	},
	{
	0x10B5, 0x9050,
	0x10B5, 0x3292,
	0, 0,
	(kernel_ulong_t)&card_info_eae
	},
	{
	0x14BA, 0x6000,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{
	0x10B5, 0x2200,
	PCI_ANY_ID, PCI_ANY_ID,
	0, 0,
	(kernel_ulong_t)&card_info_10mbit
	},
	{ 0, }
	};

	MODULE_DEVICE_TABLE(pci, com20020pci_id_table);

	static struct pci_driver com20020pci_driver = {
	.name = "com20020",
	.id_table = com20020pci_id_table,
	.probe = com20020pci_probe,
	.remove = com20020pci_remove,
	};

	static int __init com20020pci_init(void)
	{
	BUGLVL(D_NORMAL) printk(VERSION);
	return pci_register_driver(&com20020pci_driver);
	}

	static void __exit com20020pci_cleanup(void)
	{
	pci_unregister_driver(&com20020pci_driver);
	}

	module_init(com20020pci_init)
	module_exit(com20020pci_cleanup)