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authorMichael Krufky <mkrufky@linuxtv.org>2008-04-09 21:13:13 +0200
committerMichael Krufky <mkrufky@linuxtv.org>2008-04-09 21:13:13 +0200
commit6085c418e42063695cf895d7af008edc36f3fde2 (patch)
treebe954212c7c29c2e9a7e954ab1059373288e2dd5 /linux/drivers/media/dvb/cinergyT2
parent0010cbf0481fc24cd2caef60f52e2db0fed03d8f (diff)
downloadmediapointer-dvb-s2-6085c418e42063695cf895d7af008edc36f3fde2.tar.gz
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Adds selectable adapter numbers as per module option
From: Janne Grunau <janne-dvb@grunau.be> The adapter_nr module options can be used to allocate static adapter numbers on a driver level. It avoids problems with changing DVB apapter numbers after warm/cold boot or device unplugging and repluging. Each driver holds DVB_MAX_ADAPTER long array of the preferred order of adapter numbers. options dvb-usb-dib0700 adapter_nr=7,6,5,4,3,2,1,0 would result in a reversed allocation of adapter numbers. With adapter_nr=2,5 it tries first to get adapter number 2 and 5. If both are already in use it will allocate the lowest free adapter number. Signed-off-by: Janne Grunau <janne-dvb@grunau.be> Acked-by: Hermann Pitton <hermann.pitton@arcor.de> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Diffstat (limited to 'linux/drivers/media/dvb/cinergyT2')
-rw-r--r--linux/drivers/media/dvb/cinergyT2/cinergyT2.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/linux/drivers/media/dvb/cinergyT2/cinergyT2.c b/linux/drivers/media/dvb/cinergyT2/cinergyT2.c
index 7cb89fb85..728197340 100644
--- a/linux/drivers/media/dvb/cinergyT2/cinergyT2.c
+++ b/linux/drivers/media/dvb/cinergyT2/cinergyT2.c
@@ -61,6 +61,8 @@ static int debug;
module_param_named(debug, debug, int, 0644);
MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15)
#define dprintk(level, args...) \
do { \
@@ -1004,7 +1006,10 @@ static int cinergyt2_probe (struct usb_interface *intf,
return -ENOMEM;
}
- if ((err = dvb_register_adapter(&cinergyt2->adapter, DRIVER_NAME, THIS_MODULE, &cinergyt2->udev->dev)) < 0) {
+ err = dvb_register_adapter(&cinergyt2->adapter, DRIVER_NAME,
+ THIS_MODULE, &cinergyt2->udev->dev,
+ adapter_nr);
+ if (err < 0) {
kfree(cinergyt2);
return err;
}