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Subject[PATCH 1/2] xirc2ps_cs update
Date
hi

this patch does:
- net_device is no longer allocated as part of the driver's private structure,
instead it's allocated via alloc_netdev
- xirc2ps_detach calls xirc2ps_release if necessary (like the other drivers)

against 2.5.70-bk.

rgds
-daniel


===== drivers/net/pcmcia/xirc2ps_cs.c 1.19 vs edited =====
--- 1.19/drivers/net/pcmcia/xirc2ps_cs.c Sun May 25 17:07:51 2003
+++ edited/drivers/net/pcmcia/xirc2ps_cs.c Mon Jun 9 15:27:53 2003
@@ -358,7 +358,6 @@

typedef struct local_info_t {
dev_link_t link;
- struct net_device dev;
dev_node_t node;
struct net_device_stats stats;
int card_type;
@@ -619,11 +618,12 @@
flush_stale_links();

/* Allocate the device structure */
- local = kmalloc(sizeof(*local), GFP_KERNEL);
- if (!local) return NULL;
- memset(local, 0, sizeof(*local));
- link = &local->link; dev = &local->dev;
- link->priv = dev->priv = local;
+ dev = alloc_etherdev(sizeof(local_info_t));
+ if (!dev)
+ return NULL;
+ local = dev->priv;
+ link = &local->link;
+ link->priv = dev;

init_timer(&link->release);
link->release.function = &xirc2ps_release;
@@ -645,7 +645,6 @@
dev->get_stats = &do_get_stats;
dev->do_ioctl = &do_ioctl;
dev->set_multicast_list = &set_multicast_list;
- ether_setup(dev);
dev->open = &do_open;
dev->stop = &do_stop;
#ifdef HAVE_TX_TIMEOUT
@@ -684,7 +683,7 @@
static void
xirc2ps_detach(dev_link_t * link)
{
- local_info_t *local = link->priv;
+ struct net_device *dev = link->priv;
dev_link_t **linkp;

DEBUG(0, "detach(0x%p)\n", link);
@@ -706,10 +705,11 @@
*/
del_timer(&link->release);
if (link->state & DEV_CONFIG) {
- DEBUG(0, "detach postponed, '%s' still locked\n",
- link->dev->dev_name);
- link->state |= DEV_STALE_LINK;
- return;
+ xirc2ps_release((unsigned long)link);
+ if (link->state & DEV_STALE_CONFIG) {
+ link->state |= DEV_STALE_LINK;
+ return;
+ }
}

/* Break the link with Card Services */
@@ -719,8 +719,8 @@
/* Unlink device structure, free it */
*linkp = link->next;
if (link->dev)
- unregister_netdev(&local->dev);
- kfree(local);
+ unregister_netdev(dev);
+ kfree(dev);

} /* xirc2ps_detach */

@@ -745,7 +745,8 @@
static int
set_card_type(dev_link_t *link, const void *s)
{
- local_info_t *local = link->priv;
+ struct net_device *dev = link->priv;
+ local_info_t *local = dev->priv;
#ifdef PCMCIA_DEBUG
unsigned cisrev = ((const unsigned char *)s)[2];
#endif
@@ -839,8 +840,8 @@
xirc2ps_config(dev_link_t * link)
{
client_handle_t handle = link->handle;
- local_info_t *local = link->priv;
- struct net_device *dev = &local->dev;
+ struct net_device *dev = link->priv;
+ local_info_t *local = dev->priv;
tuple_t tuple;
cisparse_t parse;
ioaddr_t ioaddr;
@@ -1195,11 +1196,10 @@
xirc2ps_release(u_long arg)
{
dev_link_t *link = (dev_link_t *) arg;
- local_info_t *local = link->priv;
- struct net_device *dev = &local->dev;

DEBUG(0, "release(0x%p)\n", link);

+#if 0
/*
* If the device is currently in use, we won't release until it
* is actually closed.
@@ -1210,8 +1210,10 @@
link->state |= DEV_STALE_CONFIG;
return;
}
+#endif

if (link->win) {
+ struct net_device *dev = link->priv;
local_info_t *local = dev->priv;
if (local->dingo)
iounmap(local->dingo_ccr - 0x0800);
@@ -1243,8 +1245,7 @@
event_callback_args_t * args)
{
dev_link_t *link = args->client_data;
- local_info_t *lp = link->priv;
- struct net_device *dev = &lp->dev;
+ struct net_device *dev = link->priv;

DEBUG(0, "event(%d)\n", (int)event);

@@ -2083,12 +2084,8 @@
{
pcmcia_unregister_driver(&xirc2ps_cs_driver);

- while (dev_list) {
- if (dev_list->state & DEV_CONFIG)
- xirc2ps_release((u_long)dev_list);
- if (dev_list) /* xirc2ps_release() might already have detached... */
- xirc2ps_detach(dev_list);
- }
+ while (dev_list)
+ xirc2ps_detach(dev_list);
}

module_init(init_xirc2ps_cs);
-
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