[PATCH] pcmcia: new suspend core
Move the suspend and resume methods out of the event handler, and into
special functions. Also use these functions for pre- and post-reset, as
almost all drivers already do, and the remaining ones can easily be
converted.
Bugfix to include/pcmcia/ds.c
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
index 4c698d9..3622fd3 100644
--- a/drivers/char/pcmcia/cm4040_cs.c
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -656,31 +656,7 @@
DEBUGP(5, dev, "CS_EVENT_CARD_REMOVAL\n");
link->state &= ~DEV_PRESENT;
break;
- case CS_EVENT_PM_SUSPEND:
- DEBUGP(5, dev, "CS_EVENT_PM_SUSPEND "
- "(fall-through to CS_EVENT_RESET_PHYSICAL)\n");
- link->state |= DEV_SUSPEND;
- case CS_EVENT_RESET_PHYSICAL:
- DEBUGP(5, dev, "CS_EVENT_RESET_PHYSICAL\n");
- if (link->state & DEV_CONFIG) {
- DEBUGP(5, dev, "ReleaseConfiguration\n");
- pcmcia_release_configuration(link->handle);
- }
- break;
- case CS_EVENT_PM_RESUME:
- DEBUGP(5, dev, "CS_EVENT_PM_RESUME "
- "(fall-through to CS_EVENT_CARD_RESET)\n");
- link->state &= ~DEV_SUSPEND;
-
- case CS_EVENT_CARD_RESET:
- DEBUGP(5, dev, "CS_EVENT_CARD_RESET\n");
- if ((link->state & DEV_CONFIG)) {
- DEBUGP(5, dev, "RequestConfiguration\n");
- pcmcia_request_configuration(link->handle,
- &link->conf);
- }
- break;
default:
DEBUGP(5, dev, "reader_event: unknown event %.2x\n",
event);
@@ -690,6 +666,28 @@
return CS_SUCCESS;
}
+static int reader_suspend(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
+}
+
+static int reader_resume(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_request_configuration(link->handle, &link->conf);
+
+ return 0;
+}
+
static void reader_release(dev_link_t *link)
{
cm4040_reader_release(link->priv);
@@ -806,6 +804,8 @@
},
.attach = reader_attach,
.detach = reader_detach,
+ .suspend = reader_suspend,
+ .resume = reader_resume,
.event = reader_event,
.id_table = cm4040_ids,
};