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path: root/drivers/net/wireless/hostap/hostap_cs.c
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Diffstat (limited to 'drivers/net/wireless/hostap/hostap_cs.c')
-rw-r--r--drivers/net/wireless/hostap/hostap_cs.c156
1 files changed, 52 insertions, 104 deletions
diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c
index 2643976..8bc0b52 100644
--- a/drivers/net/wireless/hostap/hostap_cs.c
+++ b/drivers/net/wireless/hostap/hostap_cs.c
@@ -25,7 +25,6 @@
static char *version = PRISM2_VERSION " (Jouni Malinen <jkmaline@cc.hut.fi>)";
static dev_info_t dev_info = "hostap_cs";
-static dev_link_t *dev_list = NULL;
MODULE_AUTHOR("Jouni Malinen");
MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN "
@@ -203,10 +202,9 @@ static int hfa384x_to_bap(struct net_device *dev, u16 bap, void *buf, int len)
-static void prism2_detach(dev_link_t *link);
+static void prism2_detach(struct pcmcia_device *p_dev);
static void prism2_release(u_long arg);
-static int prism2_event(event_t event, int priority,
- event_callback_args_t *args);
+static int prism2_config(dev_link_t *link);
static int prism2_pccard_card_present(local_info_t *local)
@@ -503,15 +501,13 @@ static struct prism2_helper_functions prism2_pccard_funcs =
/* allocate local data and register with CardServices
* initialize dev_link structure, but do not configure the card yet */
-static dev_link_t *prism2_attach(void)
+static int prism2_attach(struct pcmcia_device *p_dev)
{
dev_link_t *link;
- client_reg_t client_reg;
- int ret;
link = kmalloc(sizeof(dev_link_t), GFP_KERNEL);
if (link == NULL)
- return NULL;
+ return -ENOMEM;
memset(link, 0, sizeof(dev_link_t));
@@ -519,50 +515,27 @@ static dev_link_t *prism2_attach(void)
link->conf.Vcc = 33;
link->conf.IntType = INT_MEMORY_AND_IO;
- /* register with CardServices */
- 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 != CS_SUCCESS) {
- cs_error(link->handle, RegisterClient, ret);
- prism2_detach(link);
- return NULL;
- }
- return link;
+ link->handle = p_dev;
+ p_dev->instance = link;
+
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ if (prism2_config(link))
+ PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
+
+ return 0;
}
-static void prism2_detach(dev_link_t *link)
+static void prism2_detach(struct pcmcia_device *p_dev)
{
- dev_link_t **linkp;
+ dev_link_t *link = dev_to_instance(p_dev);
PDEBUG(DEBUG_FLOW, "prism2_detach\n");
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link)
- break;
- if (*linkp == NULL) {
- printk(KERN_WARNING "%s: Attempt to detach non-existing "
- "PCMCIA client\n", dev_info);
- return;
- }
-
if (link->state & DEV_CONFIG) {
prism2_release((u_long)link);
}
- if (link->handle) {
- int res = pcmcia_deregister_client(link->handle);
- if (res) {
- printk("CardService(DeregisterClient) => %d\n", res);
- cs_error(link->handle, DeregisterClient, res);
- }
- }
-
- *linkp = link->next;
/* release net devices */
if (link->priv) {
struct hostap_cs_priv *hw_priv;
@@ -846,84 +819,58 @@ static void prism2_release(u_long arg)
PDEBUG(DEBUG_FLOW, "release - done\n");
}
-
-static int prism2_event(event_t event, int priority,
- event_callback_args_t *args)
+static int hostap_cs_suspend(struct pcmcia_device *p_dev)
{
- dev_link_t *link = args->client_data;
+ dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = (struct net_device *) link->priv;
int dev_open = 0;
+ PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
+
+ link->state |= DEV_SUSPEND;
+
if (link->state & DEV_CONFIG) {
struct hostap_interface *iface = netdev_priv(dev);
if (iface && iface->local)
dev_open = iface->local->num_dev_open > 0;
- }
-
- switch (event) {
- case CS_EVENT_CARD_INSERTION:
- PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_CARD_INSERTION\n", dev_info);
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- if (prism2_config(link)) {
- PDEBUG(DEBUG_EXTRA, "prism2_config() failed\n");
- }
- break;
-
- case CS_EVENT_CARD_REMOVAL:
- PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_CARD_REMOVAL\n", dev_info);
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG) {
+ if (dev_open) {
netif_stop_queue(dev);
netif_device_detach(dev);
- prism2_release((u_long) link);
}
- break;
+ prism2_suspend(dev);
+ pcmcia_release_configuration(link->handle);
+ }
- case CS_EVENT_PM_SUSPEND:
- PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_SUSPEND\n", dev_info);
- link->state |= DEV_SUSPEND;
- /* fall through */
-
- case CS_EVENT_RESET_PHYSICAL:
- PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_RESET_PHYSICAL\n", dev_info);
- if (link->state & DEV_CONFIG) {
- if (dev_open) {
- netif_stop_queue(dev);
- netif_device_detach(dev);
- }
- prism2_suspend(dev);
- pcmcia_release_configuration(link->handle);
- }
- break;
+ return 0;
+}
- case CS_EVENT_PM_RESUME:
- PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
- link->state &= ~DEV_SUSPEND;
- /* fall through */
-
- case CS_EVENT_CARD_RESET:
- PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_CARD_RESET\n", dev_info);
- if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle,
- &link->conf);
- prism2_hw_shutdown(dev, 1);
- prism2_hw_config(dev, dev_open ? 0 : 1);
- if (dev_open) {
- netif_device_attach(dev);
- netif_start_queue(dev);
- }
- }
- break;
+static int hostap_cs_resume(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct net_device *dev = (struct net_device *) link->priv;
+ int dev_open = 0;
- default:
- PDEBUG(DEBUG_EXTRA, "%s: prism2_event() - unknown event %d\n",
- dev_info, event);
- break;
+ PDEBUG(DEBUG_EXTRA, "%s: CS_EVENT_PM_RESUME\n", dev_info);
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ struct hostap_interface *iface = netdev_priv(dev);
+ if (iface && iface->local)
+ dev_open = iface->local->num_dev_open > 0;
+
+ pcmcia_request_configuration(link->handle, &link->conf);
+
+ prism2_hw_shutdown(dev, 1);
+ prism2_hw_config(dev, dev_open ? 0 : 1);
+ if (dev_open) {
+ netif_device_attach(dev);
+ netif_start_queue(dev);
+ }
}
+
return 0;
}
-
static struct pcmcia_device_id hostap_cs_ids[] = {
PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7100),
PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
@@ -982,11 +929,12 @@ static struct pcmcia_driver hostap_driver = {
.drv = {
.name = "hostap_cs",
},
- .attach = prism2_attach,
- .detach = prism2_detach,
+ .probe = prism2_attach,
+ .remove = prism2_detach,
.owner = THIS_MODULE,
- .event = prism2_event,
.id_table = hostap_cs_ids,
+ .suspend = hostap_cs_suspend,
+ .resume = hostap_cs_resume,
};
static int __init init_prism2_pccard(void)
generated by cgit v1.1 at 2024-11-01 09:38:38 +0000