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[PATCH] pcmcia: move event handler

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Move the "event handler" to struct pcmcia_driver -- the unified event handler
will disappear really soon, but switching it to struct pcmcia_driver in the
meantime allows for better "step-by-step" patches.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Dominik Brodowski
2005-07-07 17:59:00 -07:00
committed by Linus Torvalds
parent bf45d9b0ac
commit 1e212f3645
43 changed files with 85 additions and 245 deletions
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32
drivers/pcmcia/ds.c
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@@ -207,6 +207,10 @@ static void pcmcia_check_driver(struct pcmcia_driver *p_drv)
unsigned int i;
u32 hash;
if (!p_drv->attach || !p_drv->event || !p_drv->detach)
printk(KERN_DEBUG "pcmcia: %s does misses a callback function",
p_drv->drv.name);
while (did && did->match_flags) {
for (i=0; i<4; i++) {
if (!did->prod_id[i])
@@ -914,6 +918,7 @@ struct send_event_data {
static int send_event_callback(struct device *dev, void * _data)
{
struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
struct pcmcia_driver *p_drv;
struct send_event_data *data = _data;
/* we get called for all sockets, but may only pass the event
@@ -921,11 +926,16 @@ static int send_event_callback(struct device *dev, void * _data)
if (p_dev->socket != data->skt)
return 0;
p_drv = to_pcmcia_drv(p_dev->dev.driver);
if (!p_drv)
return 0;
if (p_dev->client.state & (CLIENT_UNBOUND|CLIENT_STALE))
return 0;
if (p_dev->client.EventMask & data->event)
return EVENT(&p_dev->client, data->event, data->priority);
if (p_drv->event)
return p_drv->event(data->event, data->priority,
&p_dev->event_callback_args);
return 0;
}
@@ -992,6 +1002,7 @@ int pcmcia_register_client(client_handle_t *handle, client_reg_t *req)
client_t *client = NULL;
struct pcmcia_socket *s = NULL;
struct pcmcia_device *p_dev = NULL;
struct pcmcia_driver *p_drv = NULL;
/* Look for unbound client with matching dev_info */
down_read(&pcmcia_socket_list_rwsem);
@@ -1006,7 +1017,6 @@ int pcmcia_register_client(client_handle_t *handle, client_reg_t *req)
continue;
spin_lock_irqsave(&pcmcia_dev_list_lock, flags);
list_for_each_entry(p_dev, &s->devices_list, socket_device_list) {
struct pcmcia_driver *p_drv;
p_dev = pcmcia_get_dev(p_dev);
if (!p_dev)
continue;
@@ -1036,10 +1046,9 @@ int pcmcia_register_client(client_handle_t *handle, client_reg_t *req)
*handle = client;
client->state &= ~CLIENT_UNBOUND;
client->Socket = s;
client->EventMask = req->EventMask;
client->event_handler = req->event_handler;
client->event_callback_args = req->event_callback_args;
client->event_callback_args.client_handle = client;
p_dev->event_callback_args = req->event_callback_args;
p_dev->event_callback_args.client_handle = client;
if (s->state & SOCKET_CARDBUS)
client->state |= CLIENT_CARDBUS;
@@ -1061,12 +1070,12 @@ int pcmcia_register_client(client_handle_t *handle, client_reg_t *req)
ds_dbg(1, "register_client(): client 0x%p, dev %s\n",
client, p_dev->dev.bus_id);
if (client->EventMask & CS_EVENT_REGISTRATION_COMPLETE)
EVENT(client, CS_EVENT_REGISTRATION_COMPLETE, CS_EVENT_PRI_LOW);
if ((s->state & (SOCKET_PRESENT|SOCKET_CARDBUS)) == SOCKET_PRESENT) {
if (client->EventMask & CS_EVENT_CARD_INSERTION)
EVENT(client, CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW);
if (p_drv->event)
p_drv->event(CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW,
&p_dev->event_callback_args);
}
return CS_SUCCESS;
@@ -1132,7 +1141,6 @@ int pcmcia_deregister_client(client_handle_t handle)
pcmcia_put_dev(p_dev);
} else {
handle->state = CLIENT_UNBOUND;
handle->event_handler = NULL;
}
return CS_SUCCESS;