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authorDominik Brodowski <linux@dominikbrodowski.net>2005-07-07 17:59:00 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-07 18:24:05 -0700
commit1e212f3645a6b355de8c43a23376bc0e2ac49a63 (patch)
tree89324df417c19a1a63efb2ec6630e7d4b47181a0 /drivers/pcmcia
parentbf45d9b0ac108b11245203ebb082d30f5059846b (diff)
downloadop-kernel-dev-1e212f3645a6b355de8c43a23376bc0e2ac49a63.zip
op-kernel-dev-1e212f3645a6b355de8c43a23376bc0e2ac49a63.tar.gz
[PATCH] pcmcia: move event handler
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>
Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/cs_internal.h3
-rw-r--r--drivers/pcmcia/ds.c32
2 files changed, 20 insertions, 15 deletions
diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h
index 0b4c18e..e0ba4b5 100644
--- a/drivers/pcmcia/cs_internal.h
+++ b/drivers/pcmcia/cs_internal.h
@@ -114,9 +114,6 @@ static inline void cs_socket_put(struct pcmcia_socket *skt)
#define CHECK_ERASEQ(q) \
(((q) == NULL) || ((q)->eraseq_magic != ERASEQ_MAGIC))
-#define EVENT(h, e, p) \
- ((h)->event_handler((e), (p), &(h)->event_callback_args))
-
/* In cardbus.c */
int cb_alloc(struct pcmcia_socket *s);
void cb_free(struct pcmcia_socket *s);
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index d5afd55..367ebf7 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -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;
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