[PATCH 3.1] bcma: add uevent to the bus, to autoload drivers

[PATCH 3.1] bcma: add uevent to the bus, to autoload drivers

[Rafał Miłecki]

From: David Woodhouse <David.Woodhouse@intel.com>

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Acked-by: Rafa? Mi?ecki <zajec5@gmail.com>
---
David: thanks for your help.

John: I believe (and David agrees) this should go as fix for 3.1.
Having (for example) b43 auto-loaded and interface created it a really
good tip for a user.
---
 drivers/bcma/main.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index 873e2e4..73b7b1a 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -15,6 +15,7 @@ MODULE_LICENSE("GPL");
 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);
+static int bcma_device_uevent(struct device *dev, struct kobj_uevent_env *env);
 
 static ssize_t manuf_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
@@ -49,6 +50,7 @@ static struct bus_type bcma_bus_type = {
 	.match		= bcma_bus_match,
 	.probe		= bcma_device_probe,
 	.remove		= bcma_device_remove,
+	.uevent		= bcma_device_uevent,
 	.dev_attrs	= bcma_device_attrs,
 };
 
@@ -227,6 +229,16 @@ static int bcma_device_remove(struct device *dev)
 	return 0;
 }
 
+static int bcma_device_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+	struct bcma_device *core = container_of(dev, struct bcma_device, dev);
+
+	return add_uevent_var(env,
+			      "MODALIAS=bcma:m%04Xid%04Xrev%02Xcl%02X",
+			      core->id.manuf, core->id.id,
+			      core->id.rev, core->id.class);
+}
+
 static int __init bcma_modinit(void)
 {
 	int err;
-- 
1.7.1