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path: root/drivers/firewire/core-device.c
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Diffstat (limited to 'drivers/firewire/core-device.c')
-rw-r--r--drivers/firewire/core-device.c45
1 files changed, 36 insertions, 9 deletions
diff --git a/drivers/firewire/core-device.c b/drivers/firewire/core-device.c
index 664a6ff0a82..c152edd6cd3 100644
--- a/drivers/firewire/core-device.c
+++ b/drivers/firewire/core-device.c
@@ -165,25 +165,50 @@ static bool match_ids(const struct ieee1394_device_id *id_table, int *id)
return (match & id_table->match_flags) == id_table->match_flags;
}
-static bool is_fw_unit(struct device *dev);
-
-static int fw_unit_match(struct device *dev, struct device_driver *drv)
+static const struct ieee1394_device_id *unit_match(struct device *dev,
+ struct device_driver *drv)
{
const struct ieee1394_device_id *id_table =
container_of(drv, struct fw_driver, driver)->id_table;
int id[] = {0, 0, 0, 0};
- /* We only allow binding to fw_units. */
- if (!is_fw_unit(dev))
- return 0;
-
get_modalias_ids(fw_unit(dev), id);
for (; id_table->match_flags != 0; id_table++)
if (match_ids(id_table, id))
- return 1;
+ return id_table;
- return 0;
+ return NULL;
+}
+
+static bool is_fw_unit(struct device *dev);
+
+static int fw_unit_match(struct device *dev, struct device_driver *drv)
+{
+ /* We only allow binding to fw_units. */
+ return is_fw_unit(dev) && unit_match(dev, drv) != NULL;
+}
+
+static int fw_unit_probe(struct device *dev)
+{
+ struct fw_driver *driver =
+ container_of(dev->driver, struct fw_driver, driver);
+
+ if (driver->probe)
+ return driver->probe(fw_unit(dev), unit_match(dev, dev->driver));
+ else
+ return driver->driver.probe(dev);
+}
+
+static int fw_unit_remove(struct device *dev)
+{
+ struct fw_driver *driver =
+ container_of(dev->driver, struct fw_driver, driver);
+
+ if (driver->remove)
+ return driver->remove(fw_unit(dev)), 0;
+ else
+ return driver->driver.remove(dev);
}
static int get_modalias(struct fw_unit *unit, char *buffer, size_t buffer_size)
@@ -213,6 +238,8 @@ static int fw_unit_uevent(struct device *dev, struct kobj_uevent_env *env)
struct bus_type fw_bus_type = {
.name = "firewire",
.match = fw_unit_match,
+ .probe = fw_unit_probe,
+ .remove = fw_unit_remove,
};
EXPORT_SYMBOL(fw_bus_type);