From d1dea38d54311f6b3dd37ce485e794bd133e3593 Mon Sep 17 00:00:00 2001 From: Thomas Klein Date: Thu, 26 Apr 2007 11:56:13 +0200 Subject: ehea: fix for sysfs entries Create symbolic link from each logical port to ehea driver Signed-off-by: Thomas Klein Signed-off-by: Jeff Garzik --- drivers/net/ehea/ehea.h | 2 +- drivers/net/ehea/ehea_main.c | 77 +++++++++++++++++++++++++++++++++++--------- 2 files changed, 62 insertions(+), 17 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h index 1405d0b0b7e7..136a6c19e259 100644 --- a/drivers/net/ehea/ehea.h +++ b/drivers/net/ehea/ehea.h @@ -39,7 +39,7 @@ #include #define DRV_NAME "ehea" -#define DRV_VERSION "EHEA_0055" +#define DRV_VERSION "EHEA_0057" #define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \ | NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR) 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; -- cgit v1.2.3-59-g8ed1b