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authorLen Brown <len.brown@intel.com>2006-01-07 03:50:18 -0500
committerLen Brown <len.brown@intel.com>2006-01-07 03:50:18 -0500
commited03f430cdc8c802652467e9097606fedc2c7abc (patch)
tree30941ec1e6f93e99358fefe18175e5dd800a4379 /drivers/serial/serial_cs.c
parented349a8a0a780ed27e2a765f16cee54d9b63bfee (diff)
parent6f957eaf79356a32e838f5f262ee9a60544b1d5b (diff)
downloadblackbird-op-linux-ed03f430cdc8c802652467e9097606fedc2c7abc.tar.gz
blackbird-op-linux-ed03f430cdc8c802652467e9097606fedc2c7abc.zip
Pull pnpacpi into acpica branch
Diffstat (limited to 'drivers/serial/serial_cs.c')
-rw-r--r--drivers/serial/serial_cs.c119
1 files changed, 22 insertions, 97 deletions
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index 7ce0c7e66d37..96969cb960a9 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -114,15 +114,7 @@ struct serial_cfg_mem {
static void serial_config(dev_link_t * link);
-static int serial_event(event_t event, int priority,
- event_callback_args_t * args);
-static dev_info_t dev_info = "serial_cs";
-
-static dev_link_t *serial_attach(void);
-static void serial_detach(dev_link_t *);
-
-static dev_link_t *dev_list = NULL;
/*======================================================================
@@ -159,8 +151,9 @@ static void serial_remove(dev_link_t *link)
}
}
-static void serial_suspend(dev_link_t *link)
+static int serial_suspend(struct pcmcia_device *dev)
{
+ dev_link_t *link = dev_to_instance(dev);
link->state |= DEV_SUSPEND;
if (link->state & DEV_CONFIG) {
@@ -173,10 +166,13 @@ static void serial_suspend(dev_link_t *link)
if (!info->slave)
pcmcia_release_configuration(link->handle);
}
+
+ return 0;
}
-static void serial_resume(dev_link_t *link)
+static int serial_resume(struct pcmcia_device *dev)
{
+ dev_link_t *link = dev_to_instance(dev);
link->state &= ~DEV_SUSPEND;
if (DEV_OK(link)) {
@@ -189,6 +185,8 @@ static void serial_resume(dev_link_t *link)
for (i = 0; i < info->ndev; i++)
serial8250_resume_port(info->line[i]);
}
+
+ return 0;
}
/*======================================================================
@@ -199,19 +197,17 @@ static void serial_resume(dev_link_t *link)
======================================================================*/
-static dev_link_t *serial_attach(void)
+static int serial_probe(struct pcmcia_device *p_dev)
{
struct serial_info *info;
- client_reg_t client_reg;
dev_link_t *link;
- int ret;
DEBUG(0, "serial_attach()\n");
/* Create new serial device */
info = kmalloc(sizeof (*info), GFP_KERNEL);
if (!info)
- return NULL;
+ return -ENOMEM;
memset(info, 0, sizeof (*info));
link = &info->link;
link->priv = info;
@@ -227,20 +223,12 @@ static dev_link_t *serial_attach(void)
}
link->conf.IntType = INT_MEMORY_AND_IO;
- /* Register with Card Services */
- link->next = dev_list;
- dev_list = link;
- client_reg.dev_info = &dev_info;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret != CS_SUCCESS) {
- cs_error(link->handle, RegisterClient, ret);
- serial_detach(link);
- return NULL;
- }
+ link->handle = p_dev;
+ p_dev->instance = link;
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ serial_config(link);
- return link;
+ return 0;
}
/*======================================================================
@@ -252,21 +240,13 @@ static dev_link_t *serial_attach(void)
======================================================================*/
-static void serial_detach(dev_link_t * link)
+static void serial_detach(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
struct serial_info *info = link->priv;
- dev_link_t **linkp;
- int ret;
DEBUG(0, "serial_detach(0x%p)\n", link);
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link)
- break;
- if (*linkp == NULL)
- return;
-
/*
* Ensure any outstanding scheduled tasks are completed.
*/
@@ -277,14 +257,7 @@ static void serial_detach(dev_link_t * link)
*/
serial_remove(link);
- if (link->handle) {
- ret = pcmcia_deregister_client(link->handle);
- if (ret != CS_SUCCESS)
- cs_error(link->handle, DeregisterClient, ret);
- }
-
- /* Unlink device structure, free bits */
- *linkp = link->next;
+ /* free bits */
kfree(info);
}
@@ -718,54 +691,6 @@ void serial_config(dev_link_t * link)
kfree(cfg_mem);
}
-/*======================================================================
-
- The card status event handler. Mostly, this schedules other
- stuff to run after an event is received. A CARD_REMOVAL event
- also sets some flags to discourage the serial drivers from
- talking to the ports.
-
-======================================================================*/
-
-static int
-serial_event(event_t event, int priority, event_callback_args_t * args)
-{
- dev_link_t *link = args->client_data;
- struct serial_info *info = link->priv;
-
- DEBUG(1, "serial_event(0x%06x)\n", event);
-
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- serial_remove(link);
- break;
-
- case CS_EVENT_CARD_INSERTION:
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- serial_config(link);
- break;
-
- case CS_EVENT_PM_SUSPEND:
- serial_suspend(link);
- break;
-
- case CS_EVENT_RESET_PHYSICAL:
- if ((link->state & DEV_CONFIG) && !info->slave)
- pcmcia_release_configuration(link->handle);
- break;
-
- case CS_EVENT_PM_RESUME:
- serial_resume(link);
- break;
-
- case CS_EVENT_CARD_RESET:
- if (DEV_OK(link) && !info->slave)
- pcmcia_request_configuration(link->handle, &link->conf);
- break;
- }
- return 0;
-}
-
static struct pcmcia_device_id serial_ids[] = {
PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0057, 0x0021),
PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0089, 0x110a),
@@ -877,10 +802,11 @@ static struct pcmcia_driver serial_cs_driver = {
.drv = {
.name = "serial_cs",
},
- .attach = serial_attach,
- .event = serial_event,
- .detach = serial_detach,
+ .probe = serial_probe,
+ .remove = serial_detach,
.id_table = serial_ids,
+ .suspend = serial_suspend,
+ .resume = serial_resume,
};
static int __init init_serial_cs(void)
@@ -891,7 +817,6 @@ static int __init init_serial_cs(void)
static void __exit exit_serial_cs(void)
{
pcmcia_unregister_driver(&serial_cs_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_serial_cs);
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