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path: root/drivers/net/pcmcia/com20020_cs.c
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Diffstat (limited to 'drivers/net/pcmcia/com20020_cs.c')
-rw-r--r--drivers/net/pcmcia/com20020_cs.c142
1 files changed, 45 insertions, 97 deletions
diff --git a/drivers/net/pcmcia/com20020_cs.c b/drivers/net/pcmcia/com20020_cs.c
index b9355d9498a31..2827a48ea37c6 100644
--- a/drivers/net/pcmcia/com20020_cs.c
+++ b/drivers/net/pcmcia/com20020_cs.c
@@ -120,15 +120,8 @@ MODULE_LICENSE("GPL");
static void com20020_config(dev_link_t *link);
static void com20020_release(dev_link_t *link);
-static int com20020_event(event_t event, int priority,
- event_callback_args_t *args);
-static dev_info_t dev_info = "com20020_cs";
-
-static dev_link_t *com20020_attach(void);
-static void com20020_detach(dev_link_t *);
-
-static dev_link_t *dev_list;
+static void com20020_detach(struct pcmcia_device *p_dev);
/*====================================================================*/
@@ -145,21 +138,19 @@ typedef struct com20020_dev_t {
======================================================================*/
-static dev_link_t *com20020_attach(void)
+static int com20020_attach(struct pcmcia_device *p_dev)
{
- client_reg_t client_reg;
dev_link_t *link;
com20020_dev_t *info;
struct net_device *dev;
- int ret;
struct arcnet_local *lp;
-
+
DEBUG(0, "com20020_attach()\n");
/* Create new network device */
link = kmalloc(sizeof(struct dev_link_t), GFP_KERNEL);
if (!link)
- return NULL;
+ return -ENOMEM;
info = kmalloc(sizeof(struct com20020_dev_t), GFP_KERNEL);
if (!info)
@@ -191,30 +182,19 @@ static dev_link_t *com20020_attach(void)
link->conf.IntType = INT_MEMORY_AND_IO;
link->conf.Present = PRESENT_OPTION;
-
link->irq.Instance = info->dev = dev;
link->priv = info;
- /* Register with Card Services */
- link->next = dev_list;
- dev_list = link;
- client_reg.dev_info = &dev_info;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret != 0) {
- cs_error(link->handle, RegisterClient, ret);
- com20020_detach(link);
- return NULL;
- }
+ link->state |= DEV_PRESENT;
+ com20020_config(link);
- return link;
+ return 0;
fail_alloc_dev:
kfree(info);
fail_alloc_info:
kfree(link);
- return NULL;
+ return -ENOMEM;
} /* com20020_attach */
/*======================================================================
@@ -226,29 +206,21 @@ fail_alloc_info:
======================================================================*/
-static void com20020_detach(dev_link_t *link)
+static void com20020_detach(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
struct com20020_dev_t *info = link->priv;
- dev_link_t **linkp;
- struct net_device *dev;
-
+ struct net_device *dev = info->dev;
+
DEBUG(1,"detach...\n");
DEBUG(0, "com20020_detach(0x%p)\n", link);
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link) break;
- if (*linkp == NULL)
- return;
-
- dev = info->dev;
-
if (link->dev) {
DEBUG(1,"unregister...\n");
unregister_netdev(dev);
-
+
/*
* this is necessary because we register our IRQ separately
* from card services.
@@ -260,12 +232,8 @@ static void com20020_detach(dev_link_t *link)
if (link->state & DEV_CONFIG)
com20020_release(link);
- if (link->handle)
- pcmcia_deregister_client(link->handle);
-
/* Unlink device structure, free bits */
DEBUG(1,"unlinking...\n");
- *linkp = link->next;
if (link->priv)
{
dev = info->dev;
@@ -421,61 +389,41 @@ static void com20020_release(dev_link_t *link)
link->state &= ~(DEV_CONFIG | DEV_RELEASE_PENDING);
}
-/*======================================================================
+static int com20020_suspend(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+ com20020_dev_t *info = link->priv;
+ struct net_device *dev = info->dev;
- The card status event handler. Mostly, this schedules other
- stuff to run after an event is received. A CARD_REMOVAL event
- also sets some flags to discourage the net drivers from trying
- to talk to the card any more.
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ if (link->open) {
+ netif_device_detach(dev);
+ }
+ pcmcia_release_configuration(link->handle);
+ }
-======================================================================*/
+ return 0;
+}
-static int com20020_event(event_t event, int priority,
- event_callback_args_t *args)
+static int com20020_resume(struct pcmcia_device *p_dev)
{
- dev_link_t *link = args->client_data;
- com20020_dev_t *info = link->priv;
- struct net_device *dev = info->dev;
+ dev_link_t *link = dev_to_instance(p_dev);
+ com20020_dev_t *info = link->priv;
+ struct net_device *dev = info->dev;
- DEBUG(1, "com20020_event(0x%06x)\n", event);
-
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG)
- netif_device_detach(dev);
- break;
- case CS_EVENT_CARD_INSERTION:
- link->state |= DEV_PRESENT;
- com20020_config(link);
- break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- if (link->state & DEV_CONFIG) {
- if (link->open) {
- netif_device_detach(dev);
- }
- pcmcia_release_configuration(link->handle);
- }
- break;
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
+ link->state &= ~DEV_SUSPEND;
if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle, &link->conf);
- if (link->open) {
- int ioaddr = dev->base_addr;
- struct arcnet_local *lp = dev->priv;
- ARCRESET;
- }
+ pcmcia_request_configuration(link->handle, &link->conf);
+ if (link->open) {
+ int ioaddr = dev->base_addr;
+ struct arcnet_local *lp = dev->priv;
+ ARCRESET;
+ }
}
- break;
- }
- return 0;
-} /* com20020_event */
+
+ return 0;
+}
static struct pcmcia_device_id com20020_ids[] = {
PCMCIA_DEVICE_PROD_ID12("Contemporary Control Systems, Inc.", "PCM20 Arcnet Adapter", 0x59991666, 0x95dfffaf),
@@ -488,10 +436,11 @@ static struct pcmcia_driver com20020_cs_driver = {
.drv = {
.name = "com20020_cs",
},
- .attach = com20020_attach,
- .event = com20020_event,
- .detach = com20020_detach,
+ .probe = com20020_attach,
+ .remove = com20020_detach,
.id_table = com20020_ids,
+ .suspend = com20020_suspend,
+ .resume = com20020_resume,
};
static int __init init_com20020_cs(void)
@@ -502,7 +451,6 @@ static int __init init_com20020_cs(void)
static void __exit exit_com20020_cs(void)
{
pcmcia_unregister_driver(&com20020_cs_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_com20020_cs);
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-22 05:25:38 +0000