summaryrefslogtreecommitdiff
path: root/drivers/bcma/main.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/bcma/main.c')
-rw-r--r--drivers/bcma/main.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index ec31f7dd5549..7e138ec21357 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -13,6 +13,12 @@
MODULE_DESCRIPTION("Broadcom's specific AMBA driver");
MODULE_LICENSE("GPL");
+/* contains the number the next bus should get. */
+static unsigned int bcma_bus_next_num = 0;
+
+/* bcma_buses_mutex locks the bcma_bus_next_num */
+static DEFINE_MUTEX(bcma_buses_mutex);
+
static int bcma_bus_match(struct device *dev, struct device_driver *drv);
static int bcma_device_probe(struct device *dev);
static int bcma_device_remove(struct device *dev);
@@ -55,7 +61,7 @@ static struct bus_type bcma_bus_type = {
.dev_attrs = bcma_device_attrs,
};
-static struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid)
+struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid)
{
struct bcma_device *core;
@@ -65,6 +71,7 @@ static struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid)
}
return NULL;
}
+EXPORT_SYMBOL_GPL(bcma_find_core);
static void bcma_release_core_dev(struct device *dev)
{
@@ -93,7 +100,7 @@ static int bcma_register_cores(struct bcma_bus *bus)
core->dev.release = bcma_release_core_dev;
core->dev.bus = &bcma_bus_type;
- dev_set_name(&core->dev, "bcma%d:%d", 0/*bus->num*/, dev_id);
+ dev_set_name(&core->dev, "bcma%d:%d", bus->num, dev_id);
switch (bus->hosttype) {
case BCMA_HOSTTYPE_PCI:
@@ -132,11 +139,15 @@ static void bcma_unregister_cores(struct bcma_bus *bus)
}
}
-int bcma_bus_register(struct bcma_bus *bus)
+int __devinit bcma_bus_register(struct bcma_bus *bus)
{
int err;
struct bcma_device *core;
+ mutex_lock(&bcma_buses_mutex);
+ bus->num = bcma_bus_next_num++;
+ mutex_unlock(&bcma_buses_mutex);
+
/* Scan for devices (cores) */
err = bcma_bus_scan(bus);
if (err) {