Commit 1dc3bea7 authored by Stefan Richter's avatar Stefan Richter
Browse files

firewire: refactor fw_unit reference counting 



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

Signed-off-by: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: default avatarJarod Wilson <jwilson@redhat.com>
parent 7c1fca33

drivers/firewire/fw-device.h

+17 −10
Original line number Diff line number Diff line
@@ -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

drivers/firewire/fw-sbp2.c

+2 −2
Original line number Diff line number Diff line
@@ -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;