diff options
| author |   Kay Sievers <kay.sievers@vrfy.org> | 2008-10-27 22:27:37 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-29 17:53:24 -0200 |
| commit | a5f4c0ce682efa60fa9552514118bb70a7646e28 (patch) | |
| tree | b333df75a9da9f726a2429d7113789d795fb83e5 | |
| parent | V4L/DVB (9472): dm1105: fix the misuse of pci_dma_mapping_error (diff) | |
| download | linux-dev-a5f4c0ce682efa60fa9552514118bb70a7646e28.tar.xz linux-dev-a5f4c0ce682efa60fa9552514118bb70a7646e28.zip | |
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>
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvbdev.c | 12 |
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 e363a3b5054c..c7990c926942 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: |