firewire: refactor fw_unit reference counting

Add wrappers for getting and putting a unit.
Remove some line breaks.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Jarod Wilson <jwilson@redhat.com>
This commit is contained in:
Stefan Richter 2008-02-24 19:01:21 +01:00
parent 7c1fca3366
commit 1dc3bea78b
2 changed files with 19 additions and 12 deletions

View File

@ -64,28 +64,24 @@ struct fw_device {
struct fw_attribute_group attribute_group;
};
static inline struct fw_device *
fw_device(struct device *dev)
static inline struct fw_device *fw_device(struct device *dev)
{
return container_of(dev, struct fw_device, device);
}
static inline int
fw_device_is_shutdown(struct fw_device *device)
static inline int fw_device_is_shutdown(struct fw_device *device)
{
return atomic_read(&device->state) == FW_DEVICE_SHUTDOWN;
}
static inline struct fw_device *
fw_device_get(struct fw_device *device)
static inline struct fw_device *fw_device_get(struct fw_device *device)
{
get_device(&device->device);
return device;
}
static inline void
fw_device_put(struct fw_device *device)
static inline void fw_device_put(struct fw_device *device)
{
put_device(&device->device);
}
@ -104,12 +100,23 @@ struct fw_unit {
struct fw_attribute_group attribute_group;
};
static inline struct fw_unit *
fw_unit(struct device *dev)
static inline struct fw_unit *fw_unit(struct device *dev)
{
return container_of(dev, struct fw_unit, device);
}
static inline struct fw_unit *fw_unit_get(struct fw_unit *unit)
{
get_device(&unit->device);
return unit;
}
static inline void fw_unit_put(struct fw_unit *unit)
{
put_device(&unit->device);
}
#define CSR_OFFSET 0x40
#define CSR_LEAF 0x80
#define CSR_DIRECTORY 0xc0

View File

@ -796,7 +796,7 @@ static void sbp2_release_target(struct kref *kref)
scsi_remove_host(shost);
fw_notify("released %s\n", tgt->bus_id);
put_device(&tgt->unit->device);
fw_unit_put(tgt->unit);
scsi_host_put(shost);
fw_device_put(device);
}
@ -1119,7 +1119,7 @@ static int sbp2_probe(struct device *dev)
goto fail_shost_put;
fw_device_get(device);
get_device(&unit->device);
fw_unit_get(unit);
/* Initialize to values that won't match anything in our table. */
firmware_revision = 0xff000000;