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[PATCH] pcmcia: new suspend core

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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>
This commit is contained in:
Dominik Brodowski
2005-11-14 21:21:18 +01:00
parent 63e7ebd064
commit 98e4c28b7e
45 changed files with 1434 additions and 994 deletions
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50
drivers/isdn/hisax/sedlbauer_cs.c
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@@ -553,6 +553,32 @@ static void sedlbauer_release(dev_link_t *link)
} /* sedlbauer_release */
static int sedlbauer_suspend(struct pcmcia_device *p_dev)
{
dev_link_t *link = dev_to_instance(p_dev);
local_info_t *dev = link->priv;
link->state |= DEV_SUSPEND;
dev->stop = 1;
if (link->state & DEV_CONFIG)
pcmcia_release_configuration(link->handle);
return 0;
}
static int sedlbauer_resume(struct pcmcia_device *p_dev)
{
dev_link_t *link = dev_to_instance(p_dev);
local_info_t *dev = link->priv;
link->state &= ~DEV_SUSPEND;
if (link->state & DEV_CONFIG)
pcmcia_request_configuration(link->handle, &link->conf);
dev->stop = 0;
return 0;
}
/*======================================================================
The card status event handler. Mostly, this schedules other
@@ -569,7 +595,6 @@ static int sedlbauer_event(event_t event, int priority,
event_callback_args_t *args)
{
dev_link_t *link = args->client_data;
local_info_t *dev = link->priv;
DEBUG(1, "sedlbauer_event(0x%06x)\n", event);
@@ -585,27 +610,6 @@ static int sedlbauer_event(event_t event, int priority,
link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
sedlbauer_config(link);
break;
case CS_EVENT_PM_SUSPEND:
link->state |= DEV_SUSPEND;
/* Fall through... */
case CS_EVENT_RESET_PHYSICAL:
/* Mark the device as stopped, to block IO until later */
dev->stop = 1;
if (link->state & DEV_CONFIG)
pcmcia_release_configuration(link->handle);
break;
case CS_EVENT_PM_RESUME:
link->state &= ~DEV_SUSPEND;
/* Fall through... */
case CS_EVENT_CARD_RESET:
if (link->state & DEV_CONFIG)
pcmcia_request_configuration(link->handle, &link->conf);
dev->stop = 0;
/*
In a normal driver, additional code may go here to restore
the device state and restart IO.
*/
break;
}
return 0;
} /* sedlbauer_event */
@@ -631,6 +635,8 @@ static struct pcmcia_driver sedlbauer_driver = {
.event = sedlbauer_event,
.detach = sedlbauer_detach,
.id_table = sedlbauer_ids,
.suspend = sedlbauer_suspend,
.resume = sedlbauer_resume,
};
static int __init init_sedlbauer_cs(void)