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5e7ef9134c
Use the preferred kernel include path for asm paths. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
416 lines
7.9 KiB
C
416 lines
7.9 KiB
C
/*
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* Linux ARCnet driver - COM20020 PCI support
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* Contemporary Controls PCI20 and SOHARD SH-ARC PCI
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*
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* Written 1994-1999 by Avery Pennarun,
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* based on an ISA version by David Woodhouse.
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* Written 1999-2000 by Martin Mares <mj@ucw.cz>.
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* Derived from skeleton.c by Donald Becker.
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*
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* Special thanks to Contemporary Controls, Inc. (www.ccontrols.com)
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* for sponsoring the further development of this driver.
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*
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* **********************
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*
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* The original copyright of skeleton.c was as follows:
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*
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* skeleton.c Written 1993 by Donald Becker.
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* Copyright 1993 United States Government as represented by the
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* Director, National Security Agency. This software may only be used
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* and distributed according to the terms of the GNU General Public License as
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* modified by SRC, incorporated herein by reference.
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*
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* **********************
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*
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* For more details, see drivers/net/arcnet.c
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*
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* **********************
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/ioport.h>
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#include <linux/errno.h>
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#include <linux/netdevice.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/pci.h>
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#include <linux/arcdevice.h>
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#include <linux/com20020.h>
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#include <linux/list.h>
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#include <linux/io.h>
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#define VERSION "arcnet: COM20020 PCI support\n"
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/* Module parameters */
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static int node;
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static char device[9]; /* use eg. device="arc1" to change name */
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static int timeout = 3;
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static int backplane;
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static int clockp;
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static int clockm;
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module_param(node, int, 0);
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module_param_string(device, device, sizeof(device), 0);
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module_param(timeout, int, 0);
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module_param(backplane, int, 0);
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module_param(clockp, int, 0);
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module_param(clockm, int, 0);
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MODULE_LICENSE("GPL");
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static void com20020pci_remove(struct pci_dev *pdev);
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static int com20020pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
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{
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struct com20020_pci_card_info *ci;
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struct net_device *dev;
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struct arcnet_local *lp;
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struct com20020_priv *priv;
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int i, ioaddr, ret;
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struct resource *r;
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if (pci_enable_device(pdev))
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return -EIO;
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priv = devm_kzalloc(&pdev->dev, sizeof(struct com20020_priv),
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GFP_KERNEL);
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if (!priv)
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return -ENOMEM;
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ci = (struct com20020_pci_card_info *)id->driver_data;
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priv->ci = ci;
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INIT_LIST_HEAD(&priv->list_dev);
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for (i = 0; i < ci->devcount; i++) {
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struct com20020_pci_channel_map *cm = &ci->chan_map_tbl[i];
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struct com20020_dev *card;
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dev = alloc_arcdev(device);
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if (!dev) {
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ret = -ENOMEM;
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goto out_port;
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}
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dev->netdev_ops = &com20020_netdev_ops;
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lp = netdev_priv(dev);
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BUGMSG(D_NORMAL, "%s Controls\n", ci->name);
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ioaddr = pci_resource_start(pdev, cm->bar) + cm->offset;
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r = devm_request_region(&pdev->dev, ioaddr, cm->size,
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"com20020-pci");
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if (!r) {
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pr_err("IO region %xh-%xh already allocated.\n",
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ioaddr, ioaddr + cm->size - 1);
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ret = -EBUSY;
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goto out_port;
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}
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/* Dummy access after Reset
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* ARCNET controller needs
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* this access to detect bustype
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*/
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outb(0x00, ioaddr + 1);
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inb(ioaddr + 1);
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dev->base_addr = ioaddr;
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dev->dev_addr[0] = node;
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dev->irq = pdev->irq;
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lp->card_name = "PCI COM20020";
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lp->card_flags = ci->flags;
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lp->backplane = backplane;
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lp->clockp = clockp & 7;
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lp->clockm = clockm & 3;
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lp->timeout = timeout;
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lp->hw.owner = THIS_MODULE;
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if (ASTATUS() == 0xFF) {
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pr_err("IO address %Xh is empty!\n", ioaddr);
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ret = -EIO;
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goto out_port;
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}
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if (com20020_check(dev)) {
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ret = -EIO;
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goto out_port;
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}
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card = devm_kzalloc(&pdev->dev, sizeof(struct com20020_dev),
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GFP_KERNEL);
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if (!card) {
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pr_err("%s out of memory!\n", __func__);
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return -ENOMEM;
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}
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card->index = i;
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card->pci_priv = priv;
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card->dev = dev;
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dev_set_drvdata(&dev->dev, card);
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ret = com20020_found(dev, IRQF_SHARED);
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if (ret)
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goto out_port;
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list_add(&card->list, &priv->list_dev);
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}
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pci_set_drvdata(pdev, priv);
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return 0;
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out_port:
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com20020pci_remove(pdev);
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return ret;
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}
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static void com20020pci_remove(struct pci_dev *pdev)
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{
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struct com20020_dev *card, *tmpcard;
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struct com20020_priv *priv;
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priv = pci_get_drvdata(pdev);
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list_for_each_entry_safe(card, tmpcard, &priv->list_dev, list) {
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struct net_device *dev = card->dev;
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unregister_netdev(dev);
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free_irq(dev->irq, dev);
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free_netdev(dev);
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}
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}
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static struct com20020_pci_card_info card_info_10mbit = {
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.name = "ARC-PCI",
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.devcount = 1,
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.chan_map_tbl = {
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{ 2, 0x00, 0x08 },
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},
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.flags = ARC_CAN_10MBIT,
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};
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static struct com20020_pci_card_info card_info_5mbit = {
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.name = "ARC-PCI",
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.devcount = 1,
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.chan_map_tbl = {
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{ 2, 0x00, 0x08 },
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},
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.flags = ARC_IS_5MBIT,
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};
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static struct com20020_pci_card_info card_info_sohard = {
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.name = "PLX-PCI",
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.devcount = 1,
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/* SOHARD needs PCI base addr 4 */
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.chan_map_tbl = {
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{4, 0x00, 0x08},
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},
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.flags = ARC_CAN_10MBIT,
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};
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static struct com20020_pci_card_info card_info_eae_arc1 = {
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.name = "EAE PLX-PCI ARC1",
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.devcount = 1,
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.chan_map_tbl = {
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{ 2, 0x00, 0x08 },
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},
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.flags = ARC_CAN_10MBIT,
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};
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static struct com20020_pci_card_info card_info_eae_ma1 = {
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.name = "EAE PLX-PCI MA1",
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.devcount = 2,
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.chan_map_tbl = {
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{ 2, 0x00, 0x08 },
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{ 2, 0x08, 0x08 }
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},
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.flags = ARC_CAN_10MBIT,
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};
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static const struct pci_device_id com20020pci_id_table[] = {
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{
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0x1571, 0xa001,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0,
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},
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{
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0x1571, 0xa002,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0,
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},
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{
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0x1571, 0xa003,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0
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},
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{
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0x1571, 0xa004,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0,
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},
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{
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0x1571, 0xa005,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0
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},
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{
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0x1571, 0xa006,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0
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},
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{
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0x1571, 0xa007,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0
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},
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{
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0x1571, 0xa008,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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0
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},
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{
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0x1571, 0xa009,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_5mbit
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},
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{
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0x1571, 0xa00a,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_5mbit
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},
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{
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0x1571, 0xa00b,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_5mbit
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},
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{
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0x1571, 0xa00c,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_5mbit
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},
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{
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0x1571, 0xa00d,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_5mbit
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},
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{
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0x1571, 0xa00e,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_5mbit
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},
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{
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0x1571, 0xa201,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{
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0x1571, 0xa202,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{
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0x1571, 0xa203,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{
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0x1571, 0xa204,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{
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0x1571, 0xa205,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{
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0x1571, 0xa206,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{
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0x10B5, 0x9030,
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0x10B5, 0x2978,
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0, 0,
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(kernel_ulong_t)&card_info_sohard
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},
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{
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0x10B5, 0x9050,
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0x10B5, 0x2273,
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0, 0,
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(kernel_ulong_t)&card_info_sohard
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},
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{
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0x10B5, 0x9050,
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0x10B5, 0x3263,
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0, 0,
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(kernel_ulong_t)&card_info_eae_arc1
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},
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{
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0x10B5, 0x9050,
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0x10B5, 0x3292,
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0, 0,
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(kernel_ulong_t)&card_info_eae_ma1
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},
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{
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0x14BA, 0x6000,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{
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0x10B5, 0x2200,
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PCI_ANY_ID, PCI_ANY_ID,
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0, 0,
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(kernel_ulong_t)&card_info_10mbit
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},
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{ 0, }
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};
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MODULE_DEVICE_TABLE(pci, com20020pci_id_table);
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static struct pci_driver com20020pci_driver = {
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.name = "com20020",
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.id_table = com20020pci_id_table,
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.probe = com20020pci_probe,
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.remove = com20020pci_remove,
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};
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static int __init com20020pci_init(void)
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{
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BUGLVL(D_NORMAL) printk(VERSION);
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return pci_register_driver(&com20020pci_driver);
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}
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static void __exit com20020pci_cleanup(void)
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{
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pci_unregister_driver(&com20020pci_driver);
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}
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module_init(com20020pci_init)
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module_exit(com20020pci_cleanup)
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