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authorAlex Dubov <oakad@yahoo.com>2007-04-12 16:59:17 +1000
committerPierre Ossman <drzeus@drzeus.cx>2007-05-01 13:04:13 +0200
commit6113ed73e61a13db9da48831e1b35788b7f837cc (patch)
treee22d9c8927ea8b987aaf887192e2759959b8527c /drivers/misc/tifm_core.c
parent342c0ec4859446140c0dc5d7d903bb3b3f0577cd (diff)
downloadop-kernel-dev-6113ed73e61a13db9da48831e1b35788b7f837cc.zip
op-kernel-dev-6113ed73e61a13db9da48831e1b35788b7f837cc.tar.gz
tifm: move common adapter management tasks from tifm_7xx1 to tifm_core
Some details of the adapter management (create, add, remove) are really belong to the tifm_core, as they are not hardware specific. Signed-off-by: Alex Dubov <oakad@yahoo.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers/misc/tifm_core.c')
-rw-r--r--drivers/misc/tifm_core.c52
1 files changed, 31 insertions, 21 deletions
diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c
index ef8a97b8..f0cce2a 100644
--- a/drivers/misc/tifm_core.c
+++ b/drivers/misc/tifm_core.c
@@ -156,7 +156,6 @@ static void tifm_free(struct class_device *cdev)
{
struct tifm_adapter *fm = container_of(cdev, struct tifm_adapter, cdev);
- kfree(fm->sockets);
kfree(fm);
}
@@ -165,26 +164,24 @@ static struct class tifm_adapter_class = {
.release = tifm_free
};
-struct tifm_adapter *tifm_alloc_adapter(void)
+struct tifm_adapter *tifm_alloc_adapter(unsigned int num_sockets,
+ struct device *dev)
{
struct tifm_adapter *fm;
- fm = kzalloc(sizeof(struct tifm_adapter), GFP_KERNEL);
+ fm = kzalloc(sizeof(struct tifm_adapter)
+ + sizeof(struct tifm_dev*) * num_sockets, GFP_KERNEL);
if (fm) {
fm->cdev.class = &tifm_adapter_class;
- spin_lock_init(&fm->lock);
+ fm->cdev.dev = dev;
class_device_initialize(&fm->cdev);
+ spin_lock_init(&fm->lock);
+ fm->num_sockets = num_sockets;
}
return fm;
}
EXPORT_SYMBOL(tifm_alloc_adapter);
-void tifm_free_adapter(struct tifm_adapter *fm)
-{
- class_device_put(&fm->cdev);
-}
-EXPORT_SYMBOL(tifm_free_adapter);
-
int tifm_add_adapter(struct tifm_adapter *fm)
{
int rc;
@@ -195,31 +192,44 @@ int tifm_add_adapter(struct tifm_adapter *fm)
spin_lock(&tifm_adapter_lock);
rc = idr_get_new(&tifm_adapter_idr, fm, &fm->id);
spin_unlock(&tifm_adapter_lock);
- if (!rc) {
- snprintf(fm->cdev.class_id, BUS_ID_SIZE, "tifm%u", fm->id);
- rc = class_device_add(&fm->cdev);
-
- if (rc) {
- spin_lock(&tifm_adapter_lock);
- idr_remove(&tifm_adapter_idr, fm->id);
- spin_unlock(&tifm_adapter_lock);
- }
+ if (rc)
+ return rc;
+
+ snprintf(fm->cdev.class_id, BUS_ID_SIZE, "tifm%u", fm->id);
+ rc = class_device_add(&fm->cdev);
+ if (rc) {
+ spin_lock(&tifm_adapter_lock);
+ idr_remove(&tifm_adapter_idr, fm->id);
+ spin_unlock(&tifm_adapter_lock);
}
+
return rc;
}
EXPORT_SYMBOL(tifm_add_adapter);
void tifm_remove_adapter(struct tifm_adapter *fm)
{
+ unsigned int cnt;
+
flush_workqueue(workqueue);
- class_device_del(&fm->cdev);
+ for (cnt = 0; cnt < fm->num_sockets; ++cnt) {
+ if (fm->sockets[cnt])
+ device_unregister(&fm->sockets[cnt]->dev);
+ }
spin_lock(&tifm_adapter_lock);
idr_remove(&tifm_adapter_idr, fm->id);
spin_unlock(&tifm_adapter_lock);
+ class_device_del(&fm->cdev);
}
EXPORT_SYMBOL(tifm_remove_adapter);
+void tifm_free_adapter(struct tifm_adapter *fm)
+{
+ class_device_put(&fm->cdev);
+}
+EXPORT_SYMBOL(tifm_free_adapter);
+
void tifm_free_device(struct device *dev)
{
struct tifm_dev *fm_dev = container_of(dev, struct tifm_dev, dev);
@@ -234,7 +244,7 @@ struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm)
if (dev) {
spin_lock_init(&dev->lock);
- dev->dev.parent = fm->dev;
+ dev->dev.parent = fm->cdev.dev;
dev->dev.bus = &tifm_bus_type;
dev->dev.release = tifm_free_device;
dev->card_event = tifm_dummy_event;
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