From 78e92006f410a4044f8c1760c25ac9d11d259aa2 Mon Sep 17 00:00:00 2001 From: Janne Grunau Date: Wed, 9 Apr 2008 19:13:13 -0300 Subject: V4L/DVB (7538): Adds selectable adapter numbers as per module option 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 Acked-by: Hermann Pitton Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/cinergyT2/cinergyT2.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/media/dvb/cinergyT2/cinergyT2.c') diff --git a/drivers/media/dvb/cinergyT2/cinergyT2.c b/drivers/media/dvb/cinergyT2/cinergyT2.c index 29b2459e0b21..f5010e8671b8 100644 --- a/drivers/media/dvb/cinergyT2/cinergyT2.c +++ b/drivers/media/dvb/cinergyT2/cinergyT2.c @@ -58,6 +58,8 @@ 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); + #define dprintk(level, args...) \ do { \ if ((debug & level)) { \ @@ -938,7 +940,10 @@ 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; } -- cgit v1.2.3