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authorKay Sievers <kay.sievers@vrfy.org>2008-10-27 22:27:37 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-29 17:53:24 -0200
commita5f4c0ce682efa60fa9552514118bb70a7646e28 (patch)
treeb333df75a9da9f726a2429d7113789d795fb83e5 /drivers/media/dvb
parent7b51a70cbf0c9995caf59f7126d251e14a9e0686 (diff)
V4L/DVB (9473): add DVB_DEVICE_NUM and DVB_ADAPTER_NUM to uevent
This allows udev to create proper device nodes without any hacky shell scripts/programs to call, which guess these numbers from the kernel device names. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r--drivers/media/dvb/dvb-core/dvbdev.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c
index e363a3b5054..c7990c92694 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/drivers/media/dvb/dvb-core/dvbdev.c
@@ -252,7 +252,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
clsdev = device_create(dvb_class, adap->device,
MKDEV(DVB_MAJOR, nums2minor(adap->num, type, id)),
- NULL, "dvb%d.%s%d", adap->num, dnames[type], id);
+ dvbdev, "dvb%d.%s%d", adap->num, dnames[type], id);
if (IS_ERR(clsdev)) {
printk(KERN_ERR "%s: failed to create device dvb%d.%s%d (%ld)\n",
__func__, adap->num, dnames[type], id, PTR_ERR(clsdev));
@@ -432,6 +432,15 @@ out:
return err;
}
+static int dvb_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+ struct dvb_device *dvbdev = dev_get_drvdata(dev);
+
+ add_uevent_var(env, "DVB_DEVICE_NUM=%d", dvbdev->id);
+ add_uevent_var(env, "DVB_ADAPTER_NUM=%d", dvbdev->adapter->num);
+ return 0;
+}
+
static int __init init_dvbdev(void)
{
int retval;
@@ -453,6 +462,7 @@ static int __init init_dvbdev(void)
retval = PTR_ERR(dvb_class);
goto error;
}
+ dvb_class->dev_uevent = dvb_uevent;
return 0;
error: