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authorThomas Klein <osstklei@de.ibm.com>2007-04-26 11:56:13 +0200
committerJeff Garzik <jeff@garzik.org>2007-04-28 11:01:06 -0400
commitd1dea38d54311f6b3dd37ce485e794bd133e3593 (patch)
tree55f4dbe56122839720ed34cf8a6d6872c3a59180 /drivers/net/ehea/ehea_main.c
parent3b0dc5c1cfcdff806fe860a28d62fbf70af112e9 (diff)
ehea: fix for sysfs entries
Create symbolic link from each logical port to ehea driver Signed-off-by: Thomas Klein <tklein@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/ehea/ehea_main.c')
-rw-r--r--drivers/net/ehea/ehea_main.c77
1 files changed, 61 insertions, 16 deletions
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index e6fe2cfbd999..368f8e3eb4a0 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -78,6 +78,28 @@ MODULE_PARM_DESC(sq_entries, " Number of entries for the Send Queue "
__MODULE_STRING(EHEA_DEF_ENTRIES_SQ) ")");
MODULE_PARM_DESC(use_mcs, " 0:NAPI, 1:Multiple receive queues, Default = 1 ");
+static int port_name_cnt = 0;
+
+static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev,
+ const struct of_device_id *id);
+
+static int __devexit ehea_remove(struct ibmebus_dev *dev);
+
+static struct of_device_id ehea_device_table[] = {
+ {
+ .name = "lhea",
+ .compatible = "IBM,lhea",
+ },
+ {},
+};
+
+static struct ibmebus_driver ehea_driver = {
+ .name = "ehea",
+ .id_table = ehea_device_table,
+ .probe = ehea_probe_adapter,
+ .remove = ehea_remove,
+};
+
void ehea_dump(void *adr, int len, char *msg) {
int x;
unsigned char *deb = adr;
@@ -2364,6 +2386,34 @@ static void __devinit logical_port_release(struct device *dev)
of_node_put(port->ofdev.node);
}
+static int ehea_driver_sysfs_add(struct device *dev,
+ struct device_driver *driver)
+{
+ int ret;
+
+ ret = sysfs_create_link(&driver->kobj, &dev->kobj,
+ kobject_name(&dev->kobj));
+ if (ret == 0) {
+ ret = sysfs_create_link(&dev->kobj, &driver->kobj,
+ "driver");
+ if (ret)
+ sysfs_remove_link(&driver->kobj,
+ kobject_name(&dev->kobj));
+ }
+ return ret;
+}
+
+static void ehea_driver_sysfs_remove(struct device *dev,
+ struct device_driver *driver)
+{
+ struct device_driver *drv = driver;
+
+ if (drv) {
+ sysfs_remove_link(&drv->kobj, kobject_name(&dev->kobj));
+ sysfs_remove_link(&dev->kobj, "driver");
+ }
+}
+
static struct device *ehea_register_port(struct ehea_port *port,
struct device_node *dn)
{
@@ -2371,8 +2421,9 @@ static struct device *ehea_register_port(struct ehea_port *port,
port->ofdev.node = of_node_get(dn);
port->ofdev.dev.parent = &port->adapter->ebus_dev->ofdev.dev;
+ port->ofdev.dev.bus = &ibmebus_bus_type;
- sprintf(port->ofdev.dev.bus_id, "port%d", port->logical_port_id);
+ sprintf(port->ofdev.dev.bus_id, "port%d", port_name_cnt++);
port->ofdev.dev.release = logical_port_release;
ret = of_device_register(&port->ofdev);
@@ -2387,8 +2438,16 @@ static struct device *ehea_register_port(struct ehea_port *port,
goto out_unreg_of_dev;
}
+ ret = ehea_driver_sysfs_add(&port->ofdev.dev, &ehea_driver.driver);
+ if (ret) {
+ ehea_error("failed to register sysfs driver link");
+ goto out_rem_dev_file;
+ }
+
return &port->ofdev.dev;
+out_rem_dev_file:
+ device_remove_file(&port->ofdev.dev, &dev_attr_log_port_id);
out_unreg_of_dev:
of_device_unregister(&port->ofdev);
out:
@@ -2397,6 +2456,7 @@ out:
static void ehea_unregister_port(struct ehea_port *port)
{
+ ehea_driver_sysfs_remove(&port->ofdev.dev, &ehea_driver.driver);
device_remove_file(&port->ofdev.dev, &dev_attr_log_port_id);
of_device_unregister(&port->ofdev);
}
@@ -2841,21 +2901,6 @@ static int check_module_parm(void)
return ret;
}
-static struct of_device_id ehea_device_table[] = {
- {
- .name = "lhea",
- .compatible = "IBM,lhea",
- },
- {},
-};
-
-static struct ibmebus_driver ehea_driver = {
- .name = "ehea",
- .id_table = ehea_device_table,
- .probe = ehea_probe_adapter,
- .remove = ehea_remove,
-};
-
int __init ehea_module_init(void)
{
int ret;