-/* sunhme.c: Sparc HME/BigMac 10/100baseT half/full duplex auto switching,
+/* $Id: sunhme.c,v 1.124 2002/01/15 06:25:51 davem Exp $
+ * sunhme.c: Sparc HME/BigMac 10/100baseT half/full duplex auto switching,
* auto carrier detecting ethernet driver. Also known as the
* "Happy Meal Ethernet" found on SunSwift SBUS cards.
*
- * Copyright (C) 1996, 1998, 1999, 2002, 2003,
- 2006 David S. Miller (davem@davemloft.net)
+ * Copyright (C) 1996, 1998, 1999, 2002, 2003 David S. Miller (davem@redhat.com)
*
* Changes :
* 2000/11/11 Willy Tarreau <willy AT meta-x.org>
* argument : macaddr=0x00,0x10,0x20,0x30,0x40,0x50
*/
+#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <asm/dma.h>
#include <asm/byteorder.h>
-#ifdef CONFIG_SPARC
+#ifdef __sparc__
#include <asm/idprom.h>
#include <asm/sbus.h>
#include <asm/openprom.h>
#include <asm/oplib.h>
-#include <asm/prom.h>
#include <asm/auxio.h>
+#ifndef __sparc_v9__
+#include <asm/io-unit.h>
+#endif
#endif
#include <asm/uaccess.h>
#ifdef CONFIG_PCI
#include <linux/pci.h>
-#ifdef CONFIG_SPARC
+#ifdef __sparc__
#include <asm/pbm.h>
#endif
#endif
#include "sunhme.h"
#define DRV_NAME "sunhme"
-#define DRV_VERSION "3.00"
-#define DRV_RELDATE "June 23, 2006"
-#define DRV_AUTHOR "David S. Miller (davem@davemloft.net)"
+#define DRV_VERSION "2.02"
+#define DRV_RELDATE "8/24/03"
+#define DRV_AUTHOR "David S. Miller (davem@redhat.com)"
static char version[] =
DRV_NAME ".c:v" DRV_VERSION " " DRV_RELDATE " " DRV_AUTHOR "\n";
module_param_array(macaddr, int, NULL, 0);
MODULE_PARM_DESC(macaddr, "Happy Meal MAC address to set");
+static struct happy_meal *root_happy_dev;
+
#ifdef CONFIG_SBUS
static struct quattro *qfe_sbus_list;
#endif
#define DEFAULT_IPG2 4 /* For all modes */
#define DEFAULT_JAMSIZE 4 /* Toe jam */
+#if defined(CONFIG_PCI) && defined(MODULE)
+/* This happy_pci_ids is declared __initdata because it is only used
+ as an advisory to depmod. If this is ported to the new PCI interface
+ where it could be referenced at any time due to hot plugging,
+ the __initdata reference should be removed. */
+
+static struct pci_device_id happymeal_pci_ids[] = {
+ {
+ .vendor = PCI_VENDOR_ID_SUN,
+ .device = PCI_DEVICE_ID_SUN_HAPPYMEAL,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
+ { } /* Terminating entry */
+};
+
+MODULE_DEVICE_TABLE(pci, happymeal_pci_ids);
+
+#endif
+
/* NOTE: In the descriptor writes one _must_ write the address
* member _first_. The card must not be allowed to see
* the updated descriptor flags until the address is
HMD(("happy_meal_init: old[%08x] bursts<",
hme_read32(hp, gregs + GREG_CFG)));
-#ifndef CONFIG_SPARC
+#ifndef __sparc__
/* It is always PCI and can handle 64byte bursts. */
hme_write32(hp, gregs + GREG_CFG, GREG_CFG_BURST64);
#else
HMD(("XXX>"));
hme_write32(hp, gregs + GREG_CFG, 0);
}
-#endif /* CONFIG_SPARC */
+#endif /* __sparc__ */
/* Turn off interrupts we do not want to hear. */
HMD((", enable global interrupts, "));
*/
if ((hp->happy_flags & (HFLAG_QUATTRO|HFLAG_PCI)) != HFLAG_QUATTRO) {
if (request_irq(dev->irq, &happy_meal_interrupt,
- IRQF_SHARED, dev->name, (void *)dev)) {
+ SA_SHIRQ, dev->name, (void *)dev)) {
HMD(("EAGAIN\n"));
+#ifdef __sparc__
+ printk(KERN_ERR "happy_meal(SBUS): Can't order irq %s to go.\n",
+ __irq_itoa(dev->irq));
+#else
printk(KERN_ERR "happy_meal(SBUS): Can't order irq %d to go.\n",
dev->irq);
+#endif
return -EAGAIN;
}
static int hme_version_printed;
#ifdef CONFIG_SBUS
-void __devinit quattro_get_ranges(struct quattro *qp)
+void __init quattro_get_ranges(struct quattro *qp)
{
struct sbus_dev *sdev = qp->quattro_dev;
int err;
qp->nranges = (err / sizeof(struct linux_prom_ranges));
}
-static void __devinit quattro_apply_ranges(struct quattro *qp, struct happy_meal *hp)
+static void __init quattro_apply_ranges(struct quattro *qp, struct happy_meal *hp)
{
struct sbus_dev *sdev = hp->happy_dev;
int rng;
*
* Return NULL on failure.
*/
-static struct quattro * __devinit quattro_sbus_find(struct sbus_dev *goal_sdev)
+static struct quattro * __init quattro_sbus_find(struct sbus_dev *goal_sdev)
{
+ struct sbus_bus *sbus;
struct sbus_dev *sdev;
struct quattro *qp;
int i;
+ if (qfe_sbus_list == NULL)
+ goto found;
+
for (qp = qfe_sbus_list; qp != NULL; qp = qp->next) {
for (i = 0, sdev = qp->quattro_dev;
(sdev != NULL) && (i < 4);
return qp;
}
}
+ for_each_sbus(sbus) {
+ for_each_sbusdev(sdev, sbus) {
+ if (sdev == goal_sdev)
+ goto found;
+ }
+ }
+ /* Cannot find quattro parent, fail. */
+ return NULL;
+
+found:
qp = kmalloc(sizeof(struct quattro), GFP_KERNEL);
if (qp != NULL) {
int i;
err = request_irq(sdev->irqs[0],
quattro_sbus_interrupt,
- IRQF_SHARED, "Quattro",
+ SA_SHIRQ, "Quattro",
qp);
if (err != 0) {
printk(KERN_ERR "Quattro: Fatal IRQ registery error %d.\n", err);
}
}
}
-
-static void quattro_sbus_free_irqs(void)
-{
- struct quattro *qp;
-
- for (qp = qfe_sbus_list; qp != NULL; qp = qp->next) {
- struct sbus_dev *sdev = qp->quattro_dev;
-
- free_irq(sdev->irqs[0], qp);
- }
-}
#endif /* CONFIG_SBUS */
#ifdef CONFIG_PCI
#endif /* CONFIG_PCI */
#ifdef CONFIG_SBUS
-static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe)
+static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
{
- struct device_node *dp = sdev->ofdev.node;
struct quattro *qp = NULL;
struct happy_meal *hp;
struct net_device *dev;
if (!dev)
goto err_out;
SET_MODULE_OWNER(dev);
- SET_NETDEV_DEV(dev, &sdev->ofdev.dev);
if (hme_version_printed++ == 0)
printk(KERN_INFO "%s", version);
for (i = 0; i < 6; i++)
dev->dev_addr[i] = macaddr[i];
macaddr[5]++;
+ } else if (qfe_slot != -1 &&
+ prom_getproplen(sdev->prom_node,
+ "local-mac-address") == 6) {
+ prom_getproperty(sdev->prom_node, "local-mac-address",
+ dev->dev_addr, 6);
} else {
- unsigned char *addr;
- int len;
-
- addr = of_get_property(dp, "local-mac-address", &len);
-
- if (qfe_slot != -1 && addr && len == 6)
- memcpy(dev->dev_addr, addr, 6);
- else
- memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
+ memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
}
hp = dev->priv;
err = -ENODEV;
if (sdev->num_registers != 5) {
- printk(KERN_ERR "happymeal: Device needs 5 regs, has %d.\n",
+ printk(KERN_ERR "happymeal: Device does not have 5 regs, it has %d.\n",
sdev->num_registers);
+ printk(KERN_ERR "happymeal: Would you like that for here or to go?\n");
goto err_out_free_netdev;
}
hp->gregs = sbus_ioremap(&sdev->resource[0], 0,
GREG_REG_SIZE, "HME Global Regs");
if (!hp->gregs) {
- printk(KERN_ERR "happymeal: Cannot map global registers.\n");
+ printk(KERN_ERR "happymeal: Cannot map Happy Meal global registers.\n");
goto err_out_free_netdev;
}
hp->etxregs = sbus_ioremap(&sdev->resource[1], 0,
ETX_REG_SIZE, "HME TX Regs");
if (!hp->etxregs) {
- printk(KERN_ERR "happymeal: Cannot map MAC TX registers.\n");
+ printk(KERN_ERR "happymeal: Cannot map Happy Meal MAC Transmit registers.\n");
goto err_out_iounmap;
}
hp->erxregs = sbus_ioremap(&sdev->resource[2], 0,
ERX_REG_SIZE, "HME RX Regs");
if (!hp->erxregs) {
- printk(KERN_ERR "happymeal: Cannot map MAC RX registers.\n");
+ printk(KERN_ERR "happymeal: Cannot map Happy Meal MAC Receive registers.\n");
goto err_out_iounmap;
}
hp->bigmacregs = sbus_ioremap(&sdev->resource[3], 0,
BMAC_REG_SIZE, "HME BIGMAC Regs");
if (!hp->bigmacregs) {
- printk(KERN_ERR "happymeal: Cannot map BIGMAC registers.\n");
+ printk(KERN_ERR "happymeal: Cannot map Happy Meal BIGMAC registers.\n");
goto err_out_iounmap;
}
hp->tcvregs = sbus_ioremap(&sdev->resource[4], 0,
TCVR_REG_SIZE, "HME Tranceiver Regs");
if (!hp->tcvregs) {
- printk(KERN_ERR "happymeal: Cannot map TCVR registers.\n");
+ printk(KERN_ERR "happymeal: Cannot map Happy Meal Tranceiver registers.\n");
goto err_out_iounmap;
}
- hp->hm_revision = of_getintprop_default(dp, "hm-rev", 0xff);
+ hp->hm_revision = prom_getintdefault(sdev->prom_node, "hm-rev", 0xff);
if (hp->hm_revision == 0xff)
hp->hm_revision = 0xa0;
hp->happy_flags |= HFLAG_QUATTRO;
/* Get the supported DVMA burst sizes from our Happy SBUS. */
- hp->happy_bursts = of_getintprop_default(sdev->bus->ofdev.node,
- "burst-sizes", 0x00);
+ hp->happy_bursts = prom_getintdefault(sdev->bus->prom_node,
+ "burst-sizes", 0x00);
hp->happy_block = sbus_alloc_consistent(hp->happy_dev,
PAGE_SIZE,
goto err_out_free_consistent;
}
- dev_set_drvdata(&sdev->ofdev.dev, hp);
-
if (qfe_slot != -1)
printk(KERN_INFO "%s: Quattro HME slot %d (SBUS) 10/100baseT Ethernet ",
dev->name, qfe_slot);
dev->dev_addr[i], i == 5 ? ' ' : ':');
printk("\n");
+ /* We are home free at this point, link us in to the happy
+ * device list.
+ */
+ hp->next_module = root_happy_dev;
+ root_happy_dev = hp;
+
return 0;
err_out_free_consistent:
#endif
#ifdef CONFIG_PCI
-#ifndef CONFIG_SPARC
+#ifndef __sparc__
static int is_quattro_p(struct pci_dev *pdev)
{
struct pci_dev *busdev = pdev->bus->self;
get_random_bytes(&dev_addr[3], 3);
return;
}
-#endif /* !(CONFIG_SPARC) */
+#endif /* !(__sparc__) */
-static int __devinit happy_meal_pci_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+static int __init happy_meal_pci_init(struct pci_dev *pdev)
{
struct quattro *qp = NULL;
-#ifdef CONFIG_SPARC
+#ifdef __sparc__
struct pcidev_cookie *pcp;
+ int node;
#endif
struct happy_meal *hp;
struct net_device *dev;
int err;
/* Now make sure pci_dev cookie is there. */
-#ifdef CONFIG_SPARC
+#ifdef __sparc__
pcp = pdev->sysdata;
- if (pcp == NULL) {
+ if (pcp == NULL || pcp->prom_node == -1) {
printk(KERN_ERR "happymeal(PCI): Some PCI device info missing\n");
return -ENODEV;
}
+ node = pcp->prom_node;
- strcpy(prom_name, pcp->prom_node->name);
+ prom_getstring(node, "name", prom_name, sizeof(prom_name));
#else
if (is_quattro_p(pdev))
strcpy(prom_name, "SUNW,qfe");
#endif
err = -ENODEV;
-
- if (pci_enable_device(pdev))
- goto err_out;
- pci_set_master(pdev);
-
if (!strcmp(prom_name, "SUNW,qfe") || !strcmp(prom_name, "qfe")) {
qp = quattro_pci_find(pdev);
if (qp == NULL)
dev->dev_addr[i] = macaddr[i];
macaddr[5]++;
} else {
-#ifdef CONFIG_SPARC
- unsigned char *addr;
- int len;
-
+#ifdef __sparc__
if (qfe_slot != -1 &&
- (addr = of_get_property(pcp->prom_node,
- "local-mac-address", &len)) != NULL
- && len == 6) {
- memcpy(dev->dev_addr, addr, 6);
+ prom_getproplen(node, "local-mac-address") == 6) {
+ prom_getproperty(node, "local-mac-address",
+ dev->dev_addr, 6);
} else {
memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
}
hp->bigmacregs = (hpreg_base + 0x6000UL);
hp->tcvregs = (hpreg_base + 0x7000UL);
-#ifdef CONFIG_SPARC
- hp->hm_revision = of_getintprop_default(pcp->prom_node, "hm-rev", 0xff);
+#ifdef __sparc__
+ hp->hm_revision = prom_getintdefault(node, "hm-rev", 0xff);
if (hp->hm_revision == 0xff) {
unsigned char prev;
/* And of course, indicate this is PCI. */
hp->happy_flags |= HFLAG_PCI;
-#ifdef CONFIG_SPARC
+#ifdef __sparc__
/* Assume PCI happy meals can handle all burst sizes. */
hp->happy_bursts = DMA_BURSTBITS;
#endif
goto err_out_iounmap;
}
- dev_set_drvdata(&pdev->dev, hp);
-
if (!qfe_slot) {
struct pci_dev *qpdev = qp->quattro_dev;
printk("\n");
+ /* We are home free at this point, link us in to the happy
+ * device list.
+ */
+ hp->next_module = root_happy_dev;
+ root_happy_dev = hp;
+
return 0;
err_out_iounmap:
err_out:
return err;
}
+#endif
-static void __devexit happy_meal_pci_remove(struct pci_dev *pdev)
-{
- struct happy_meal *hp = dev_get_drvdata(&pdev->dev);
- struct net_device *net_dev = hp->dev;
-
- unregister_netdev(net_dev);
-
- pci_free_consistent(hp->happy_dev,
- PAGE_SIZE,
- hp->happy_block,
- hp->hblock_dvma);
- iounmap(hp->gregs);
- pci_release_regions(hp->happy_dev);
-
- free_netdev(net_dev);
-
- dev_set_drvdata(&pdev->dev, NULL);
-}
-
-static struct pci_device_id happymeal_pci_ids[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_HAPPYMEAL) },
- { } /* Terminating entry */
-};
-
-MODULE_DEVICE_TABLE(pci, happymeal_pci_ids);
-
-static struct pci_driver hme_pci_driver = {
- .name = "hme",
- .id_table = happymeal_pci_ids,
- .probe = happy_meal_pci_probe,
- .remove = __devexit_p(happy_meal_pci_remove),
-};
-
-static int __init happy_meal_pci_init(void)
-{
- return pci_register_driver(&hme_pci_driver);
-}
-
-static void happy_meal_pci_exit(void)
+#ifdef CONFIG_SBUS
+static int __init happy_meal_sbus_probe(void)
{
- pci_unregister_driver(&hme_pci_driver);
-
- while (qfe_pci_list) {
- struct quattro *qfe = qfe_pci_list;
- struct quattro *next = qfe->next;
-
- kfree(qfe);
-
- qfe_pci_list = next;
+ struct sbus_bus *sbus;
+ struct sbus_dev *sdev;
+ int cards = 0;
+ char model[128];
+
+ for_each_sbus(sbus) {
+ for_each_sbusdev(sdev, sbus) {
+ char *name = sdev->prom_name;
+
+ if (!strcmp(name, "SUNW,hme")) {
+ cards++;
+ prom_getstring(sdev->prom_node, "model",
+ model, sizeof(model));
+ if (!strcmp(model, "SUNW,sbus-qfe"))
+ happy_meal_sbus_init(sdev, 1);
+ else
+ happy_meal_sbus_init(sdev, 0);
+ } else if (!strcmp(name, "qfe") ||
+ !strcmp(name, "SUNW,qfe")) {
+ cards++;
+ happy_meal_sbus_init(sdev, 1);
+ }
+ }
}
+ if (cards != 0)
+ quattro_sbus_register_irqs();
+ return cards;
}
-
#endif
-#ifdef CONFIG_SBUS
-static int __devinit hme_sbus_probe(struct of_device *dev, const struct of_device_id *match)
+#ifdef CONFIG_PCI
+static int __init happy_meal_pci_probe(void)
{
- struct sbus_dev *sdev = to_sbus_device(&dev->dev);
- struct device_node *dp = dev->node;
- char *model = of_get_property(dp, "model", NULL);
- int is_qfe = (match->data != NULL);
-
- if (!is_qfe && model && !strcmp(model, "SUNW,sbus-qfe"))
- is_qfe = 1;
+ struct pci_dev *pdev = NULL;
+ int cards = 0;
- return happy_meal_sbus_probe_one(sdev, is_qfe);
+ while ((pdev = pci_find_device(PCI_VENDOR_ID_SUN,
+ PCI_DEVICE_ID_SUN_HAPPYMEAL, pdev)) != NULL) {
+ if (pci_enable_device(pdev))
+ continue;
+ pci_set_master(pdev);
+ cards++;
+ happy_meal_pci_init(pdev);
+ }
+ return cards;
}
+#endif
-static int __devexit hme_sbus_remove(struct of_device *dev)
+static int __init happy_meal_probe(void)
{
- struct happy_meal *hp = dev_get_drvdata(&dev->dev);
- struct net_device *net_dev = hp->dev;
-
- unregister_netdevice(net_dev);
+ static int called = 0;
+ int cards;
- /* XXX qfe parent interrupt... */
+ root_happy_dev = NULL;
- sbus_iounmap(hp->gregs, GREG_REG_SIZE);
- sbus_iounmap(hp->etxregs, ETX_REG_SIZE);
- sbus_iounmap(hp->erxregs, ERX_REG_SIZE);
- sbus_iounmap(hp->bigmacregs, BMAC_REG_SIZE);
- sbus_iounmap(hp->tcvregs, TCVR_REG_SIZE);
- sbus_free_consistent(hp->happy_dev,
- PAGE_SIZE,
- hp->happy_block,
- hp->hblock_dvma);
-
- free_netdev(net_dev);
-
- dev_set_drvdata(&dev->dev, NULL);
+ if (called)
+ return -ENODEV;
+ called++;
+ cards = 0;
+#ifdef CONFIG_SBUS
+ cards += happy_meal_sbus_probe();
+#endif
+#ifdef CONFIG_PCI
+ cards += happy_meal_pci_probe();
+#endif
+ if (!cards)
+ return -ENODEV;
return 0;
}
-static struct of_device_id hme_sbus_match[] = {
- {
- .name = "SUNW,hme",
- },
- {
- .name = "SUNW,qfe",
- .data = (void *) 1,
- },
- {
- .name = "qfe",
- .data = (void *) 1,
- },
- {},
-};
-MODULE_DEVICE_TABLE(of, hme_sbus_match);
+static void __exit happy_meal_cleanup_module(void)
+{
+#ifdef CONFIG_SBUS
+ struct quattro *last_seen_qfe = NULL;
+#endif
-static struct of_platform_driver hme_sbus_driver = {
- .name = "hme",
- .match_table = hme_sbus_match,
- .probe = hme_sbus_probe,
- .remove = __devexit_p(hme_sbus_remove),
-};
+ while (root_happy_dev) {
+ struct happy_meal *hp = root_happy_dev;
+ struct happy_meal *next = root_happy_dev->next_module;
+ struct net_device *dev = hp->dev;
-static int __init happy_meal_sbus_init(void)
-{
- int err;
+ /* Unregister netdev before unmapping registers as this
+ * call can end up trying to access those registers.
+ */
+ unregister_netdev(dev);
- err = of_register_driver(&hme_sbus_driver, &sbus_bus_type);
- if (!err)
- quattro_sbus_register_irqs();
+#ifdef CONFIG_SBUS
+ if (!(hp->happy_flags & HFLAG_PCI)) {
+ if (hp->happy_flags & HFLAG_QUATTRO) {
+ if (hp->qfe_parent != last_seen_qfe) {
+ free_irq(dev->irq, hp->qfe_parent);
+ last_seen_qfe = hp->qfe_parent;
+ }
+ }
- return err;
-}
+ sbus_iounmap(hp->gregs, GREG_REG_SIZE);
+ sbus_iounmap(hp->etxregs, ETX_REG_SIZE);
+ sbus_iounmap(hp->erxregs, ERX_REG_SIZE);
+ sbus_iounmap(hp->bigmacregs, BMAC_REG_SIZE);
+ sbus_iounmap(hp->tcvregs, TCVR_REG_SIZE);
+ sbus_free_consistent(hp->happy_dev,
+ PAGE_SIZE,
+ hp->happy_block,
+ hp->hblock_dvma);
+ }
+#endif
+#ifdef CONFIG_PCI
+ if ((hp->happy_flags & HFLAG_PCI)) {
+ pci_free_consistent(hp->happy_dev,
+ PAGE_SIZE,
+ hp->happy_block,
+ hp->hblock_dvma);
+ iounmap(hp->gregs);
+ pci_release_regions(hp->happy_dev);
+ }
+#endif
+ free_netdev(dev);
-static void happy_meal_sbus_exit(void)
-{
- of_unregister_driver(&hme_sbus_driver);
- quattro_sbus_free_irqs();
+ root_happy_dev = next;
+ }
+ /* Now cleanup the quattro lists. */
+#ifdef CONFIG_SBUS
while (qfe_sbus_list) {
struct quattro *qfe = qfe_sbus_list;
struct quattro *next = qfe->next;
qfe_sbus_list = next;
}
-}
-#endif
-
-static int __init happy_meal_probe(void)
-{
- int err = 0;
-
-#ifdef CONFIG_SBUS
- err = happy_meal_sbus_init();
#endif
#ifdef CONFIG_PCI
- if (!err) {
- err = happy_meal_pci_init();
-#ifdef CONFIG_SBUS
- if (err)
- happy_meal_sbus_exit();
-#endif
- }
-#endif
-
- return err;
-}
+ while (qfe_pci_list) {
+ struct quattro *qfe = qfe_pci_list;
+ struct quattro *next = qfe->next;
+ kfree(qfe);
-static void __exit happy_meal_exit(void)
-{
-#ifdef CONFIG_SBUS
- happy_meal_sbus_exit();
-#endif
-#ifdef CONFIG_PCI
- happy_meal_pci_exit();
+ qfe_pci_list = next;
+ }
#endif
}
module_init(happy_meal_probe);
-module_exit(happy_meal_exit);
+module_exit(happy_meal_cleanup_module);
git://git.onelab.eu / linux-2.6.git / blobdiff