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authorDominik Brodowski <linux@dominikbrodowski.net>2010-07-11 10:26:53 +0200
committerDominik Brodowski <linux@dominikbrodowski.net>2010-07-30 21:07:34 +0200
commit7b24e7988263d3cae25ff35cfeae8a5657d93051 (patch)
tree2a2c78ed6d21c19bdf9d2261f6d04648e894571b /drivers/pcmcia/cs.c
parent216d7cdd3b060518a2d4faf584eb15ef5af862b6 (diff)
downloadlinux-7b24e7988263d3cae25ff35cfeae8a5657d93051.tar.bz2
pcmcia: split up central event handler
Split up the central event handler for 16bit cards into three individual functions. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/pcmcia/cs.c')
-rw-r--r--drivers/pcmcia/cs.c36
1 files changed, 7 insertions, 29 deletions
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c
index 5ea196724f5b..efa30b84a75a 100644
--- a/drivers/pcmcia/cs.c
+++ b/drivers/pcmcia/cs.c
@@ -252,30 +252,6 @@ struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr)
}
EXPORT_SYMBOL(pcmcia_get_socket_by_nr);
-/*
- * The central event handler. Send_event() sends an event to the
- * 16-bit subsystem, which then calls the relevant device drivers.
- * Parse_events() interprets the event bits from
- * a card status change report. Do_shutdown() handles the high
- * priority stuff associated with a card removal.
- */
-
-/* NOTE: send_event needs to be called with skt->sem held. */
-
-static int send_event(struct pcmcia_socket *s, event_t event, int priority)
-{
- if ((s->state & SOCKET_CARDBUS) && (event != CS_EVENT_CARD_REMOVAL))
- return 0;
-
- dev_dbg(&s->dev, "send_event(event %d, pri %d, callback 0x%p)\n",
- event, priority, s->callback);
-
- if (!s->callback)
- return 0;
-
- return s->callback->event(s, event, priority);
-}
-
static int socket_reset(struct pcmcia_socket *skt)
{
int status, i;
@@ -318,7 +294,8 @@ static void socket_shutdown(struct pcmcia_socket *s)
dev_dbg(&s->dev, "shutdown\n");
- send_event(s, CS_EVENT_CARD_REMOVAL, CS_EVENT_PRI_HIGH);
+ if (s->callback)
+ s->callback->remove(s);
mutex_lock(&s->ops_mutex);
s->state &= SOCKET_INUSE | SOCKET_PRESENT;
@@ -469,7 +446,8 @@ static int socket_insert(struct pcmcia_socket *skt)
dev_dbg(&skt->dev, "insert done\n");
mutex_unlock(&skt->ops_mutex);
- send_event(skt, CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW);
+ if (!(skt->state & SOCKET_CARDBUS) && (skt->callback))
+ skt->callback->add(skt);
} else {
mutex_unlock(&skt->ops_mutex);
socket_shutdown(skt);
@@ -546,8 +524,8 @@ static int socket_late_resume(struct pcmcia_socket *skt)
return 0;
}
#endif
-
- send_event(skt, CS_EVENT_PM_RESUME, CS_EVENT_PRI_LOW);
+ if (!(skt->state & SOCKET_CARDBUS) && (skt->callback))
+ skt->callback->early_resume(skt);
return 0;
}
@@ -766,7 +744,7 @@ int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c)
s->callback = c;
if ((s->state & (SOCKET_PRESENT|SOCKET_CARDBUS)) == SOCKET_PRESENT)
- send_event(s, CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW);
+ s->callback->add(s);
} else
s->callback = NULL;
err: