generic-poky/openembedded/packages/hostap/hostap-modules-0.3.9/mtx_hostap_deferred_irq.diff

82 lines
2.1 KiB
Diff

--- driver/modules/hostap_pci.c.orig 2004-11-30 06:41:48.000000000 +0100
+++ driver/modules/hostap_pci.c 2005-01-17 19:47:33.710400496 +0100
@@ -50,6 +50,13 @@
};
+#define DEFERRED_IRQ_INITIALIZATION
+
+#ifdef DEFERRED_IRQ_INITIALIZATION
+struct net_device *devb[MAX_PARM_DEVICES];
+#endif
+
+
#ifdef PRISM2_IO_DEBUG
static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
@@ -280,6 +287,10 @@
pci_set_drvdata(pdev, dev);
+#ifdef DEFERRED_IRQ_INITIALIZATION
+ printk("%s: deferred initialization of IRQs\n", dev_info);
+ devb[cards_found-1] = dev;
+#else
if (request_irq(dev->irq, prism2_interrupt, SA_SHIRQ, dev->name,
dev)) {
printk(KERN_WARNING "%s: request_irq failed\n", dev->name);
@@ -295,7 +306,7 @@
printk(KERN_INFO "%s: Intersil Prism2.5 PCI: "
"mem=0x%lx, irq=%d\n", dev->name, phymem, dev->irq);
-
+#endif
return hostap_hw_ready(dev);
fail:
@@ -399,18 +410,43 @@
};
+#ifdef DEFERRED_IRQ_INITIALIZATION
+static void deferred_init(int num_devices)
+{
+ int n;
+ for (n=0; n<num_devices && n<MAX_PARM_DEVICES; n++)
+ {
+ if (request_irq(devb[n]->irq, prism2_interrupt, SA_SHIRQ, devb[n]->name,
+ devb[n])) {
+ printk(KERN_WARNING "%s: request_irq failed\n", devb[n]->name);
+ }
+ if (prism2_hw_config(devb[n], 1)) {
+ printk(KERN_DEBUG "%s: hardware initialization failed\n", devb[n]->name)
+;
+ }
+ printk(KERN_INFO "%s: Intersil Prism2.5 PCI: irq=%d\n", devb[n]->name, devb[n]->
+irq);
+ }
+}
+#endif
+
static int __init init_prism2_pci(void)
{
printk(KERN_INFO "%s: %s\n", dev_info, version);
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10))
- if (pci_register_driver(&prism2_pci_drv_id) <= 0) {
+ int n;
+ if ((n=pci_register_driver(&prism2_pci_drv_id)) <= 0) {
printk("hostap_pci: No devices found, driver not "
"installed.\n");
pci_unregister_driver(&prism2_pci_drv_id);
return -ENODEV;
}
+#ifdef DEFERRED_IRQ_INITIALIZATION
+ deferred_init(n);
+#endif
+
return 0;
#else
return pci_register_driver(&prism2_pci_drv_id);