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authorPaul Mackerras <paulus@samba.org>2007-05-08 13:37:51 +1000
committerPaul Mackerras <paulus@samba.org>2007-05-08 13:37:51 +1000
commit02bbc0f09c90cefdb2837605c96a66c5ce4ba2e1 (patch)
tree04ef573cd4de095c500c9fc3477f4278c0b36300 /drivers/net/macsonic.c
parent7487a2245b8841c77ba9db406cf99a483b9334e9 (diff)
parent5b94f675f57e4ff16c8fda09088d7480a84dcd91 (diff)
downloadop-kernel-dev-02bbc0f09c90cefdb2837605c96a66c5ce4ba2e1.zip
op-kernel-dev-02bbc0f09c90cefdb2837605c96a66c5ce4ba2e1.tar.gz
Merge branch 'linux-2.6'
Diffstat (limited to 'drivers/net/macsonic.c')
-rw-r--r--drivers/net/macsonic.c65
1 files changed, 51 insertions, 14 deletions
diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c
index 8ca57a0..e9ecdbf 100644
--- a/drivers/net/macsonic.c
+++ b/drivers/net/macsonic.c
@@ -130,6 +130,46 @@ static inline void bit_reverse_addr(unsigned char addr[6])
addr[i] = bitrev8(addr[i]);
}
+static irqreturn_t macsonic_interrupt(int irq, void *dev_id)
+{
+ irqreturn_t result;
+ unsigned long flags;
+
+ local_irq_save(flags);
+ result = sonic_interrupt(irq, dev_id);
+ local_irq_restore(flags);
+ return result;
+}
+
+static int macsonic_open(struct net_device* dev)
+{
+ if (request_irq(dev->irq, &sonic_interrupt, IRQ_FLG_FAST, "sonic", dev)) {
+ printk(KERN_ERR "%s: unable to get IRQ %d.\n", dev->name, dev->irq);
+ return -EAGAIN;
+ }
+ /* Under the A/UX interrupt scheme, the onboard SONIC interrupt comes
+ * in at priority level 3. However, we sometimes get the level 2 inter-
+ * rupt as well, which must prevent re-entrance of the sonic handler.
+ */
+ if (dev->irq == IRQ_AUTO_3)
+ if (request_irq(IRQ_NUBUS_9, &macsonic_interrupt, IRQ_FLG_FAST, "sonic", dev)) {
+ printk(KERN_ERR "%s: unable to get IRQ %d.\n", dev->name, IRQ_NUBUS_9);
+ free_irq(dev->irq, dev);
+ return -EAGAIN;
+ }
+ return sonic_open(dev);
+}
+
+static int macsonic_close(struct net_device* dev)
+{
+ int err;
+ err = sonic_close(dev);
+ free_irq(dev->irq, dev);
+ if (dev->irq == IRQ_AUTO_3)
+ free_irq(IRQ_NUBUS_9, dev);
+ return err;
+}
+
int __init macsonic_init(struct net_device* dev)
{
struct sonic_local* lp = netdev_priv(dev);
@@ -160,8 +200,8 @@ int __init macsonic_init(struct net_device* dev)
lp->rra_laddr = lp->rda_laddr + (SIZEOF_SONIC_RD * SONIC_NUM_RDS
* SONIC_BUS_SCALE(lp->dma_bitmode));
- dev->open = sonic_open;
- dev->stop = sonic_close;
+ dev->open = macsonic_open;
+ dev->stop = macsonic_close;
dev->hard_start_xmit = sonic_send_packet;
dev->get_stats = sonic_get_stats;
dev->set_multicast_list = &sonic_multicast_list;
@@ -402,7 +442,7 @@ int __init macsonic_ident(struct nubus_dev* ndev)
ndev->dr_sw == NUBUS_DRSW_DAYNA)
return MACSONIC_DAYNA;
- if (ndev->dr_hw == NUBUS_DRHW_SONIC_LC &&
+ if (ndev->dr_hw == NUBUS_DRHW_APPLE_SONIC_LC &&
ndev->dr_sw == 0) { /* huh? */
return MACSONIC_APPLE16;
}
@@ -522,7 +562,7 @@ int __init mac_nubus_sonic_probe(struct net_device* dev)
return macsonic_init(dev);
}
-static int __init mac_sonic_probe(struct platform_device *device)
+static int __init mac_sonic_probe(struct platform_device *pdev)
{
struct net_device *dev;
struct sonic_local *lp;
@@ -534,8 +574,8 @@ static int __init mac_sonic_probe(struct platform_device *device)
return -ENOMEM;
lp = netdev_priv(dev);
- lp->device = &device->dev;
- SET_NETDEV_DEV(dev, &device->dev);
+ lp->device = &pdev->dev;
+ SET_NETDEV_DEV(dev, &pdev->dev);
SET_MODULE_OWNER(dev);
/* This will catch fatal stuff like -ENOMEM as well as success */
@@ -572,19 +612,17 @@ MODULE_DESCRIPTION("Macintosh SONIC ethernet driver");
module_param(sonic_debug, int, 0);
MODULE_PARM_DESC(sonic_debug, "macsonic debug level (1-4)");
-#define SONIC_IRQ_FLAG IRQ_FLG_FAST
-
#include "sonic.c"
-static int __devexit mac_sonic_device_remove (struct platform_device *device)
+static int __devexit mac_sonic_device_remove (struct platform_device *pdev)
{
- struct net_device *dev = platform_get_drvdata(device);
+ struct net_device *dev = platform_get_drvdata(pdev);
struct sonic_local* lp = netdev_priv(dev);
- unregister_netdev (dev);
+ unregister_netdev(dev);
dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
lp->descriptors, lp->descriptors_laddr);
- free_netdev (dev);
+ free_netdev(dev);
return 0;
}
@@ -607,9 +645,8 @@ static int __init mac_sonic_init_module(void)
}
mac_sonic_device = platform_device_alloc(mac_sonic_string, 0);
- if (!mac_sonic_device) {
+ if (!mac_sonic_device)
goto out_unregister;
- }
if (platform_device_add(mac_sonic_device)) {
platform_device_put(mac_sonic_device);
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