[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>

4 files changed, 93 insertions, 56 deletions

diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index f36c563..5b24131 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -1045,6 +1045,27 @@ static void bluecard_release(dev_link_t *link)
 	link->state &= ~DEV_CONFIG;
 }
 
+static int bluecard_suspend(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state |= DEV_SUSPEND;
+	if (link->state & DEV_CONFIG)
+		pcmcia_release_configuration(link->handle);
+
+	return 0;
+}
+
+static int bluecard_resume(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state &= ~DEV_SUSPEND;
+	if (DEV_OK(link))
+		pcmcia_request_configuration(link->handle, &link->conf);
+
+	return 0;
+}
 
 static int bluecard_event(event_t event, int priority, event_callback_args_t *args)
 {
@@ -1063,20 +1084,6 @@ static int bluecard_event(event_t event, int priority, event_callback_args_t *ar
 		link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
 		bluecard_config(link);
 		break;
-	case CS_EVENT_PM_SUSPEND:
-		link->state |= DEV_SUSPEND;
-		/* Fall through... */
-	case CS_EVENT_RESET_PHYSICAL:
-		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 (DEV_OK(link))
-			pcmcia_request_configuration(link->handle, &link->conf);
-		break;
 	}
 
 	return 0;
@@ -1099,6 +1106,8 @@ static struct pcmcia_driver bluecard_driver = {
 	.event		= bluecard_event,
 	.detach		= bluecard_detach,
 	.id_table	= bluecard_ids,
+	.suspend	= bluecard_suspend,
+	.resume		= bluecard_resume,
 };
 
 static int __init init_bluecard_cs(void)
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index d2a0add..1d524ba 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -891,6 +891,27 @@ static void bt3c_release(dev_link_t *link)
 	link->state &= ~DEV_CONFIG;
 }
 
+static int bt3c_suspend(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state |= DEV_SUSPEND;
+	if (link->state & DEV_CONFIG)
+		pcmcia_release_configuration(link->handle);
+
+	return 0;
+}
+
+static int bt3c_resume(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state &= ~DEV_SUSPEND;
+	if (DEV_OK(link))
+		pcmcia_request_configuration(link->handle, &link->conf);
+
+	return 0;
+}
 
 static int bt3c_event(event_t event, int priority, event_callback_args_t *args)
 {
@@ -909,20 +930,6 @@ static int bt3c_event(event_t event, int priority, event_callback_args_t *args)
 		link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
 		bt3c_config(link);
 		break;
-	case CS_EVENT_PM_SUSPEND:
-		link->state |= DEV_SUSPEND;
-		/* Fall through... */
-	case CS_EVENT_RESET_PHYSICAL:
-		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 (DEV_OK(link))
-			pcmcia_request_configuration(link->handle, &link->conf);
-		break;
 	}
 
 	return 0;
@@ -943,6 +950,8 @@ static struct pcmcia_driver bt3c_driver = {
 	.event		= bt3c_event,
 	.detach		= bt3c_detach,
 	.id_table	= bt3c_ids,
+	.suspend	= bt3c_suspend,
+	.resume		= bt3c_resume,
 };
 
 static int __init init_bt3c_cs(void)
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index 529a28a..1828ba6 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -811,6 +811,28 @@ static void btuart_release(dev_link_t *link)
 	link->state &= ~DEV_CONFIG;
 }
 
+static int btuart_suspend(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state |= DEV_SUSPEND;
+	if (link->state & DEV_CONFIG)
+		pcmcia_release_configuration(link->handle);
+
+	return 0;
+}
+
+static int btuart_resume(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state &= ~DEV_SUSPEND;
+	if (DEV_OK(link))
+		pcmcia_request_configuration(link->handle, &link->conf);
+
+	return 0;
+}
+
 
 static int btuart_event(event_t event, int priority, event_callback_args_t *args)
 {
@@ -829,20 +851,6 @@ static int btuart_event(event_t event, int priority, event_callback_args_t *args
 		link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
 		btuart_config(link);
 		break;
-	case CS_EVENT_PM_SUSPEND:
-		link->state |= DEV_SUSPEND;
-		/* Fall through... */
-	case CS_EVENT_RESET_PHYSICAL:
-		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 (DEV_OK(link))
-			pcmcia_request_configuration(link->handle, &link->conf);
-		break;
 	}
 
 	return 0;
@@ -863,6 +871,8 @@ static struct pcmcia_driver btuart_driver = {
 	.event		= btuart_event,
 	.detach		= btuart_detach,
 	.id_table	= btuart_ids,
+	.suspend	= btuart_suspend,
+	.resume		= btuart_resume,
 };
 
 static int __init init_btuart_cs(void)
diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index dec5980..9f9d3f9 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -763,6 +763,27 @@ static void dtl1_release(dev_link_t *link)
 	link->state &= ~DEV_CONFIG;
 }
 
+static int dtl1_suspend(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state |= DEV_SUSPEND;
+	if (link->state & DEV_CONFIG)
+		pcmcia_release_configuration(link->handle);
+
+	return 0;
+}
+
+static int dtl1_resume(struct pcmcia_device *dev)
+{
+	dev_link_t *link = dev_to_instance(dev);
+
+	link->state &= ~DEV_SUSPEND;
+	if (DEV_OK(link))
+		pcmcia_request_configuration(link->handle, &link->conf);
+
+	return 0;
+}
 
 static int dtl1_event(event_t event, int priority, event_callback_args_t *args)
 {
@@ -781,20 +802,6 @@ static int dtl1_event(event_t event, int priority, event_callback_args_t *args)
 		link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
 		dtl1_config(link);
 		break;
-	case CS_EVENT_PM_SUSPEND:
-		link->state |= DEV_SUSPEND;
-		/* Fall through... */
-	case CS_EVENT_RESET_PHYSICAL:
-		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 (DEV_OK(link))
-			pcmcia_request_configuration(link->handle, &link->conf);
-		break;
 	}
 
 	return 0;
@@ -816,6 +823,8 @@ static struct pcmcia_driver dtl1_driver = {
 	.event		= dtl1_event,
 	.detach		= dtl1_detach,
 	.id_table	= dtl1_ids,
+	.suspend	= dtl1_suspend,
+	.resume		= dtl1_resume,
 };
 
 static int __init init_dtl1_cs(void)